1 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4 MULTILIB_OPTIONS should be used. Small wording fixes.
5 * genmultilib: Memorize set of all option combinations in
6 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
7 found in MULTILIB_OPTIONS by checking if option set is listed in
8 combination_space. Output new and existing error message to stderr.
10 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
12 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
15 (MULTILIB_REUSE): Remove reuse rules for option set including
16 -mfpu=fp-armv8 and -mfpu=vfpv4
18 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
20 * config/arm/t-rtems: Add vfp multilib.
22 2016-08-23 Ian Lance Taylor <iant@golang.org>
24 * config/s390/s390.c (s390_asm_file_start): Call
27 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
30 initialization of all 0's to the 0 constant, instead of directly
31 generating XOR. Add support for V4SImode vector initialization on
32 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
33 initialization. Change variables used in V4SFmode vector
34 intialization. For V4SFmode vector splat on ISA 3.0, make sure
35 any memory addresses are in index form. Add support for using
36 VSPLTH/VSPLTB to initialize vector short and vector char vectors
37 with all of the same element.
38 (regno_or_subregno): New helper function to return a register
39 number for either REG or SUBREG.
40 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
41 Use regno_or_subregno where possible.
42 (rs6000_split_v4si_init_di_reg): New helper function to build up a
43 DImode value from two SImode values in order to generate V4SImode
44 vector initialization on 64-bit systems with direct move.
45 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
47 (rtx_is_swappable_p): V4SImode vector initialization insn is not
49 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
51 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
52 attributes to initialize V8HImode and V16QImode vectors with the
54 (VSX_SPLAT_COUNT): Likewise.
55 (VSX_SPLAT_SUFFIX): Likewise.
56 (UNSPEC_VSX_VEC_INIT): New unspec.
57 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
58 Allow SFmode values to come from Altivec registers.
59 (vsx_init_v4si): New insn/split for V4SImode vector initialization
60 on 64-bit systems with direct move.
61 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
62 vector initializations, to allow V4SImode vector initializations
63 on 64-bit systems with direct move.
64 (vsx_splat_v4si): Likewise.
65 (vsx_splat_v4si_di): Likewise.
66 (vsx_splat_v4sf): Likewise.
67 (vsx_splat_v4sf_internal): Likewise.
68 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
70 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
71 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
72 initializing V8HImode and V16QImode vectors with the same
74 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
75 optimization if -maltivec=be.
77 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
79 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
80 attribute for alternatives 3 and 4.
82 2016-08-23 David Malcolm <dmalcolm@redhat.com>
84 * selftest.c (selftest::assert_str_contains): New function.
85 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
86 * selftest.h (selftest::assert_str_contains): New decl.
87 (ASSERT_STR_CONTAINS): New macro.
89 2016-08-23 Richard Biener <rguenther@suse.de>
91 PR tree-optimization/77286
92 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
94 (vect_transform_loop): Split exit edges of loop and scalar
95 loop if required and at the appropriate time.
97 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
99 * explow.c (get_dynamic_stack_size): Take known alignment of stack
100 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
102 Correct a typo in a comment.
104 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
106 * config/s390/s390.md ("*andc_split"): New splitter for and with
109 2016-08-23 Richard Biener <rguenther@suse.de>
111 PR tree-optimization/27336
112 * tree-vrp.c (infer_value_range): Handle stmts that can throw
113 by looking for a non-EH edge.
114 (process_assert_insertions_for): Likewise.
116 2016-08-23 Richard Biener <rguenther@suse.de>
119 * statistics.c (statistics_counter_event): Robustify against
122 2016-08-23 Venkataramanan Kumar
124 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
125 for targets amdfam10 and barcelona.
127 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
130 (zero_extend<mode>di2): Ditto.
131 (*zero_extend<mode>si2): Ditto.
132 (*zero_extendqihi2): Ditto.
134 2016-08-22 Joseph Myers <joseph@codesourcery.com>
137 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
138 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
140 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
142 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
143 identical consecutive elements.
144 [SSA_NAME]: Print the name's def stmt on its own line. When printing
145 the node's def stmt, avoid printing an unwanted trailing newline by
146 replacing the call to print_gimple_stmt() with its inlined body and
147 adjusting it to not set pp_needs_newline and to call pp_flush()
148 instead of pp_newline_and_flush().
150 2016-08-22 Joseph Myers <joseph@codesourcery.com>
152 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
153 (float32_type_node, float64_type_node, float32x_type_node)
154 (float128x_type_node): New macros.
155 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
156 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
157 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
158 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
159 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
160 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
161 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
162 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
163 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
164 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
165 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
166 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
167 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
168 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
169 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
170 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
171 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
172 (copysign, fabs, huge_val, inf, nan, nans): Use it.
173 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
175 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
176 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
177 * doc/extend.texi (Other Builtins): Document these built-in
179 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
182 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
184 * doc/install.texi (Binaries): www.opencsw.org now uses https.
186 2016-08-22 Richard Biener <rguenther@suse.de>
188 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
190 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
193 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
194 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
195 non-SSE2 athlons only, otherwise prefer SSE prefetches.
197 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
199 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
200 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
201 (vrp_visit_switch_stmt): Likewise.
202 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
203 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
204 (vrp_visit_stmt): Use extract_range_from_stmt.
205 (vrp_visit_phi_node): Use extract_range_from_phi_node.
207 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
209 * Makefile.in: Add tree-vrp.h to GTFILES.
210 * gengtype.c (open_base_files): Add tree-vrp.h.
211 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
212 * builtins.c: Likewise.
213 * fold-const.c: Likewise.
214 * gimple-builder.c: Likewise.
215 * gimple-laddress.c: Likewise.
216 * hsa-gen.c: Likewise.
217 * internal-fn.c: Likewise.
219 * targhooks.c: Liewise,
220 * tree-ssa-address.c: Likewise.
221 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
222 * tree-vrp.c (struct value_range): Move to tree-vrp.h
223 * tree-vrp.h: New file.
225 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
227 PR tree-optimization/61839
228 * tree-vrp.c (two_valued_val_range_p): New.
229 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
230 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
231 Also Convert VAR BINOP CST where VAR is two-valued to
232 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
234 2016-08-19 David Malcolm <dmalcolm@redhat.com>
236 * diagnostic-show-locus.c
237 (layout::annotation_line_showed_range_p): New method.
238 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
239 Reimplement case fixit_hint::REPLACE to cover removals, and
240 replacements where the range of the replacement isn't one
241 of the ranges in the rich_location.
242 (test_one_liner_fixit_replace): Likewise.
243 (selftest::test_one_liner_fixit_replace_non_equal_range): New
245 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
247 (selftest::test_diagnostic_show_locus_one_liner): Call the new
249 * diagnostic.c (print_parseable_fixits): Remove case
252 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.c (ix86_option_override_internal): Remove
256 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
257 Enable SSE prefetch also for TARGET_PREFETCHWT1.
258 Do not try to enable TARGET_PRFCHW ISA flag here.
259 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
260 Rewrite expander function body.
261 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
263 2016-08-19 Joseph Myers <joseph@codesourcery.com>
266 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
267 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
268 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
269 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
270 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
271 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
272 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
273 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
274 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
276 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
278 (struct floatn_type_info): New structure type.
279 (floatn_nx_types): New variable declaration.
280 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
281 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
282 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
283 * tree.c (floatn_nx_types): New variable.
284 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
285 corresponding complex types.
286 * target.def (floatn_mode): New hook.
287 * targhooks.c: Include "real.h".
288 (default_floatn_mode): New function.
289 * targhooks.h (default_floatn_mode): New prototype.
290 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
292 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
293 effective-target and dg-add-options keywords.
294 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
295 Document new effective-target keywords.
296 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
297 * doc/tm.texi: Regenerate.
298 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
299 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
300 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
302 * real.h (struct real_format): Add field ieee_bits.
303 * real.c (ieee_single_format, mips_single_format)
304 (motorola_single_format, spu_single_format, ieee_double_format)
305 (mips_double_format, motorola_double_format)
306 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
307 (ieee_extended_intel_128_format)
308 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
309 (mips_extended_format, ieee_quad_format, mips_quad_format)
310 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
311 (decimal_double_format, decimal_quad_format, ieee_half_format)
312 (arm_half_format, real_internal_format: Initialize ieee_bits
314 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
315 float128_type_node. Set float80_type_node to float64x_type_node
316 if appropriate and long_double_type_node not appropriate.
317 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
318 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
319 Initialize ieee_bits field.
320 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
321 (rs6000_init_builtins): Set ieee128_float_type_node to
323 (rs6000_floatn_mode): New function.
325 2016-08-19 Jakub Jelinek <jakub@redhat.com>
327 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
328 _rdseed64_step): Uglify argument names and/or local variable names
330 * config/i386/rtmintrin.h (_xabort): Likewise.
331 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
332 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
333 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
334 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
335 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
336 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
337 _mm_maskz_ternarylogic_epi32): Likewise.
338 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
339 __lwpins32, __lwpins64): Likewise.
340 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
341 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
342 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
343 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
344 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
345 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
346 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
347 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
348 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
349 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
350 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
351 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
352 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
353 _mm256_mask_i64gather_epi32): Likewise.
354 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
355 * config/i386/ia32intrin.h (__writeeflags): Likewise.
356 * config/i386/pkuintrin.h (_wrpkru): Likewise.
357 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
358 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
359 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
360 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
361 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
362 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
363 _mm512_mask_prefetch_i64scatter_ps): Likewise.
364 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
365 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
366 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
367 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
368 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
369 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
370 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
371 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
373 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
375 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
376 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
378 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
379 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
381 (_rdpkru_u32): Add space after function name.
383 * config/i386/t-i386 (i386-c.o): Don't depend on
384 i386-builtin-types.inc.
385 (i386.o): Depend on i386-builtin-types.inc.
387 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
390 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
391 Use const_vec_duplicate to check for duplicated elements.
393 2016-08-19 Richard Biener <rguenther@suse.de>
395 PR tree-optimization/77290
396 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
397 Fix flag_tree_parallelize_loops check.
399 2016-08-19 Richard Biener <rguenther@suse.de>
401 * match.pd (x | 0 -> x): Add.
403 2016-08-19 Richard Biener <rguenther@suse.de>
405 PR tree-optimization/77286
406 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
407 Deal with virtual PHIs being out-of-order.
409 2016-08-18 David Malcolm <dmalcolm@redhat.com>
411 * doc/invoke.texi (fverbose-asm): Note that source code lines
412 are emitted, and provide an example.
413 * final.c (asm_show_source): New function.
414 (final_scan_insn): Call asm_show_source.
416 2016-08-18 David Malcolm <dmalcolm@redhat.com>
418 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
419 param with diagnostic_kind.
420 (class colorizer): Similarly replace field m_diagnostic with
422 (colorizer::colorizer): Replace diagnostic
423 param with diagnostic_kind.
424 (colorizer::begin_state): Update for above field change.
425 (layout::layout): Replace diagnostic param with rich_location *
427 (diagnostic_show_locus): Replace diagnostic param with richloc
429 (class selftest::test_diagnostic_context): New class.
430 (selftest::test_diagnostic_show_locus_unknown_location): New
432 (selftest::test_one_liner_simple_caret): New function.
433 (selftest::test_one_liner_caret_and_range): New function.
434 (selftest::test_one_liner_multiple_carets_and_ranges): New
436 (selftest::test_one_liner_fixit_remove): New function.
437 (selftest::test_one_liner_fixit_replace): New function.
438 (selftest::test_diagnostic_show_locus_one_liner): New function.
439 (selftest::diagnostic_show_locus_c_tests): Call the new test
441 * diagnostic.c (diagnostic_initialize): Initialize
442 colorize_source_p, show_ruler_p and parseable_fixits_p.
443 (default_diagnostic_finalizer): Update for change to
444 diagnostic_show_locus.
445 (diagnostic_append_note): Likewise.
446 * diagnostic.h (diagnostic_show_locus): Replace
447 const diagnostic_info * param with location * and diagnostic_t.
449 2016-08-18 David Malcolm <dmalcolm@redhat.com>
451 * input.c (saved_line_table): New global.
452 (class selftest::temp_line_table): Rename to line_table_test and
453 move declaration to selftest.h, and drop field m_old_line_table.
454 (selftest::temp_line_table::temp_line_table): Rename ctor to...
455 (selftest::line_table_test::line_table_test): ...this. Add a
456 default ctor. Store current value of line_table within
458 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
459 (selftest::line_table_test::~line_table_test): ...this, and
460 restore line_table from the saved_line_table, rather than
462 (selftest::test_accessing_ordinary_linemaps): Update for above
464 (selftest::test_lexer): Likewise.
465 (struct selftest::lexer_test): Likewise.
466 (selftest::lexer_test::lexer_test): Likewise.
467 (selftest::input_c_tests): Move the looping over test cases from
469 (selftest::for_each_line_table_case): New function.
470 * input.h (saved_line_table): New decl.
471 * selftest.h (struct selftest::line_table_case): New forward decl.
472 (class selftest::line_table_test): New class, moved here from
473 selftest::temp_line_table in input.c, and renamed.
474 (selftest::for_each_line_table_case): New decl.
476 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
479 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
481 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
484 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
485 enclosing parallel construct for reduction variables on OpenACC loop
488 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
490 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
491 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
493 (function_to_dwarf_procedure): Update comment.
495 2016-08-18 David Malcolm <dmalcolm@redhat.com>
497 * input.c (diagnostics_file_cache_forcibly_evict_file): New
499 * input.h (diagnostics_file_cache_forcibly_evict_file): New
501 * selftest.c (selftest::temp_source_file::~temp_source_file):
502 Evict m_filename from the diagnostic file cache.
504 2016-08-18 Richard Biener <rguenther@suse.de>
506 * tree-pass.h (make_pass_materialize_all_clones): Declare.
507 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
508 make_pass_materialize_all_clones): New simple IPA pass encapsulating
509 clone materialization.
510 * passes.def (all_late_ipa_passes): Start with
511 pass_materialize_all_clones.
512 * cgraphunit.c (symbol_table::compile): Remove call to
513 materialize_all_clones.
514 * tree-into-ssa.c: Include statistics.h.
515 (update_ssa): Count number of times we do incremental/rewrite
518 2016-08-18 Richard Biener <rguenther@suse.de>
520 PR tree-optimization/77282
521 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
522 When doing auto-parallelizing also prevent use of PHIs that
523 carry dependences across loop backedges.
525 2016-08-18 Tamar Christina <tamar.christina@arm.com>
526 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
528 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
530 2016-08-18 Richard Biener <rguenther@suse.de>
532 * ssa-iterators.h (ssa_vuse_operand): New inline.
533 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
534 (predicate_all_scalar_phis): Use remove_phi_node to remove
535 phi nodes predicated. Delay removing virtual PHIs.
536 (predicate_mem_writes): Update virtual operands.
537 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
538 (tree_if_conversion): Do not rewrite virtual SSA form.
539 * tree-phinodes.c (release_phi_node): Make static.
540 * tree-phinodes.h (release_phi_node): Remove.
542 2016-08-18 Jakub Jelinek <jakub@redhat.com>
544 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
545 codes that appear in bdesc_* arrays, instead include i386-builtin.def
546 twice to define those.
547 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
548 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
549 bdesc_multi_arg): Define by including i386-builtin.def the third time.
550 * config/i386/i386-builtin.def: New file.
552 2016-08-17 David Malcolm <dmalcolm@redhat.com>
554 * input.c (get_source_range_for_char): Rename to...
555 (selftest::get_source_range_for_char): ...this, and move within
556 the #if CHECKING_P guard.
557 (get_num_source_ranges_for_substring): Rename to...
558 (selftest::get_num_source_ranges_for_substring): ...this, move
559 within the #if CHECKING_P guard, and make static.
560 (selftest::assert_num_substring_ranges): Initialize
563 2016-08-18 Alan Modra <amodra@gmail.com>
565 PR rtl-optimization/72771
566 * reload.c (find_reloads): Don't assume that a subreg mem is OK
567 when find_reloads_toplev returns address_reloaded==-1.
568 (alternative_allows_const_pool_ref): Update comment.
570 2015-08-17 Alan Hayward <alan.hayward@arm.com>
572 PR tree-optimization/71752
573 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
574 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
576 2016-08-17 Jakub Jelinek <jakub@redhat.com>
578 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
579 instead of testing ECF_NORETURN bit in gimple_call_flags.
580 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
581 * predict.c (tree_bb_level_predictions): Likewise.
582 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
585 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
586 turning a call into __builtin_unreachable-like noreturn call, adjust
587 gimple_call_set_fntype.
588 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
589 gimple_call_fntype has void return type.
591 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
593 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
594 maybe_lookup_decl, to handle nested acc loop directives.
596 2016-08-17 Richard Biener <rguenther@suse.de>
598 PR tree-optimization/76490
599 * tree-vrp.c (update_value_range): Preserve overflow infinities
600 when intersecting with ranges from get_range_info.
601 (operand_less_p): Handle overflow infinities correctly.
602 (value_range_constant_singleton): Use vrp_operand_equal_p
603 to handle overflow max/min correctly.
604 (vrp_valueize): Likewise.
605 (union_ranges): Likewise.
606 (intersect_ranges): Likewise.
607 (vrp_visit_phi_node): Improve iteration limitation to only
608 apply when we'll possibly re-visit the PHI via a changed argument
611 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
613 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
614 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
615 rather than those that should not be built.
617 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
620 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
622 2016-08-17 Richard Biener <rguenther@suse.de>
624 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
625 (verify_vssa): New function verifying virtual SSA form.
626 (verify_ssa): Call it.
627 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
628 Do not apply loop-closed SSA handling to virtuals.
629 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
630 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
631 when rewriting their symbol.
632 (prepare_def_site_for): Likewise.
633 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
634 operands of moved stmts.
636 2016-08-17 Richard Biener <rguenther@suse.de>
638 PR tree-optimization/23855
639 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
640 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
641 find guards to hoist. Do not update SSA form but rewrite virtuals
642 into loop closed SSA.
643 (find_loop_guard): Adjust to skip already hoisted guards. Do
644 not mark virtuals for renaming or update SSA form.
646 2016-08-17 Martin Liska <mliska@suse.cz>
648 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
649 a LONG_LONG_TYPE_SIZE comparison.
650 * gcov-io.h: Remove macro definitions.
651 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
652 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
655 2016-08-16 Jakub Jelinek <jakub@redhat.com>
657 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
658 that builtins not mentioned in bdesc_* arrays come first, then
659 the ones mentioned in bdesc_* arrays in the order they appear in
660 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
661 IX86_BUILTIN__BDESC_*_LAST enumerator.
662 (bdesc_mpx): Fix up a comment typo.
663 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
664 __builtin_ia32_vpcomneu[bwdq] builtins.
665 (BDESC_VERIFY, BDESC_VERIFYS): Define.
666 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
667 enum ix86_builtins ordering.
668 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
669 for direct bdesc_* array member access instead of searching all the
670 arrays until an fcode match is found.
672 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
675 pattern as define_insn_and_split. Split insn before reload to
677 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
678 <shift_insn><mode>3_1.
679 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
680 <rotate_insn><mode>3_1.
682 2016-08-16 David Malcolm <dmalcolm@redhat.com>
685 * input.c (get_source_range_for_substring): Rename to...
686 (get_source_location_for_substring): ...this, adding param
687 "caret_idx", and converting output param from source_range * to
689 (get_source_range_for_char): New function.
690 (get_num_source_ranges_for_substring): Update comment to reflect
692 (assert_char_at_range): Update to use get_source_range_for_char
693 rather than get_source_range_for_substring.
694 (test_lexer_string_locations_concatenation_2): Likewise.
695 * substring-locations.h (get_source_range_for_substring): Rename
697 (get_source_location_for_substring): ...this, and adding param
698 "caret_idx", and converting output param from source_range * to
701 2016-08-16 David Malcolm <dmalcolm@redhat.com>
703 * input.c (class selftest::temp_source_file): Move to
705 (selftest::temp_source_file::temp_source_file): Move to
707 (selftest::temp_source_file::~temp_source_file): Likewise.
708 * selftest.c (selftest::temp_source_file::temp_source_file): Move
710 (selftest::temp_source_file::~temp_source_file): Likewise.
711 * selftest.h (class selftest::temp_source_file): Move here from
714 2016-08-16 Jakub Jelinek <jakub@redhat.com>
717 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
718 inlining, add cgraph edge for the added __builtin_unreachable call.
721 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
722 only cast it to SHWI for the final comparison.
724 2016-08-16 Martin Liska <mliska@suse.cz>
726 PR gcov-profile/36412
727 * doc/gcov.texi: Document --hash-filenames(-x).
728 * gcov.c (print_usage): Add the option.
729 (process_args): Process the option, sort options alphabetically.
730 (md5sum_to_hex): New function.
731 (make_gcov_file_name): Do the md5sum and append it to a
734 2016-08-16 Bin Cheng <bin.cheng@arm.com>
736 PR tree-optimization/69848
737 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
738 and swtich operands to avoid additional NOT instruction.
739 (vcond<v_cmp_mixed><mode>): Ditto.
740 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
742 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
744 * doc/install.texi (*-*-solaris2*): Adjust latest change.
746 2016-08-16 Richard Biener <rguenther@suse.de>
748 PR tree-optimization/76783
749 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
750 BB visited flags at start.
752 2016-08-16 Bin Cheng <bin.cheng@arm.com>
754 PR tree-optimization/72817
755 PR tree-optimization/73450
756 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
757 multiple_of_p for adjusted IV.base.
759 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
763 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
764 for !flag_finite_math_only or flag_signed_zeros.
765 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
766 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
767 depend on flag_finite_math_only.
768 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
770 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
771 (*ieee_smin<mode>3): Ditto.
772 (*ieee_smax<mode>3): Ditto.
773 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
774 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
776 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
777 depend on flag_finite_math_only.
778 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
779 (*mmx_<code>v2sf3): Remove.
780 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
781 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
782 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
784 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
786 PR rtl-optimization/73650
787 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
788 it is not a simple move.
790 2016-08-15 Martin Liska <mliska@suse.cz>
793 * gcc.c (do_spec_1): Call save_string with the right size.
794 (save_string): Do an assert about string we copy.
796 2016-08-15 Richard Biener <rguenther@suse.de>
798 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
799 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
801 (pass_data_stv): Likewise.
803 2016-08-15 Richard Biener <rguenther@suse.de>
805 PR tree-optimization/73434
806 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
807 TBAA info on the base when forwarding a non-invariant address.
809 2016-08-15 Jakub Jelinek <jakub@redhat.com>
811 * dwarf2out.c (struct checksum_attributes): Add
812 at_string_length_bit_size and at_string_length_byte_size fields.
813 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
814 and DW_AT_string_length_byte_size.
815 (die_checksum_ordered): Handle at_string_length_bit_size and
816 at_string_length_byte_size.
817 (gen_array_type_die): For dwarf_version >= 5 emit
818 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
819 (adjust_string_types): For dwarf_version >= 5 remove
820 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
821 (resolve_addr): Likewise.
824 * dwarf2out.c (string_types): New variable.
825 (gen_array_type_die): Change early_dwarf handling of
826 DW_AT_string_length, create DW_OP_call4 referencing the
827 length var temporarily. Handle parameters that are pointers
829 (adjust_string_types): New function.
830 (gen_subprogram_die): Temporarily set string_types to local var,
831 call adjust_string_types if needed.
832 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
834 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
836 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
838 * doc/install.texi (*-*-solaris2*): Fix version number and document
839 requirement on GNU make for building libjava with the Solaris linker.
841 2016-08-15 Martin Liska <mliska@suse.cz>
842 Jakub Jelinek <jakub@redhat.com>
844 PR tree-optimization/72824
845 * tree-loop-distribution.c (const_with_all_bytes_same)
846 <case VECTOR_CST>: Fix a typo.
848 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
851 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
852 Renamed from _mm512_undefined_si512.
853 (_mm_undefined_si512): New definition.
855 2016-08-13 Richard Biener <rguenther@suse.de>
857 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
858 into PHIs and update the lattice for its def.
860 2016-08-12 Jakub Jelinek <jakub@redhat.com>
863 * ubsan.c (instrument_si_overflow): Pass true instead of false
865 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
866 of bbs. Return TODO_cleanup_cfg if any returned true.
868 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
870 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
871 ISA 3.0 MTVSRDD instruction.
872 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
875 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
877 PR tree-optimization/71083
878 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
879 bitfield access when possible.
881 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
884 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
885 sign-changing cast from a shorter unsigned type to a wider
888 2016-08-12 Jakub Jelinek <jakub@redhat.com>
890 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
891 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
892 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
894 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
896 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
897 Correct costs for vec_construct.
899 2016-08-12 Bin Cheng <bin.cheng@arm.com>
901 PR tree-optimization/69848
902 * tree-vectorizer.h (enum vect_def_type): New condition reduction
903 type CONST_COND_REDUCTION.
904 * tree-vect-loop.c (vectorizable_reduction): Support new condition
905 reudction type CONST_COND_REDUCTION.
907 2016-08-12 Richard Biener <rguenther@suse.de>
909 PR tree-optimization/57326
910 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
911 returning an SSA name.
912 (phi_translate_1): When fully_constant_expression returns a NAME
913 make sure we have a leader for it.
915 2016-08-12 Martin Liska <mliska@suse.cz>
916 Adam Fineman <afineman@afineman.com>
918 * gcov.c (process_file): Create .gcov file when .gcda
921 2016-08-12 Marek Polacek <polacek@redhat.com>
924 * alias.c (find_base_value): Adjust fall through comment.
925 * cfgexpand.c (expand_debug_expr): Likewise.
926 * combine.c (find_split_point): Likewise.
927 (expand_compound_operation): Likewise. Add FALLTHRU.
928 (make_compound_operation): Adjust fall through comment.
929 (canon_reg_for_combine): Add FALLTHRU.
930 (force_to_mode): Adjust fall through comment.
931 (simplify_shift_const_1): Likewise.
932 (simplify_comparison): Likewise.
933 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
935 * config/aarch64/predicates.md: Likewise.
936 * config/i386/i386.c (function_arg_advance_32): Likewise.
937 (ix86_gimplify_va_arg): Likewise.
938 (print_reg): Likewise.
939 (ix86_print_operand): Likewise.
940 (ix86_build_const_vector): Likewise.
941 (ix86_expand_branch): Likewise.
942 (ix86_sched_init_global): Adjust fall through comment.
943 (ix86_expand_args_builtin): Add FALLTHRU.
944 (ix86_expand_builtin): Likewise.
945 (ix86_expand_vector_init_one_var): Likewise.
946 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
947 (rs6000_adjust_cost): Likewise.
948 (insn_must_be_first_in_group): Likewise.
949 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
950 * dbxout.c (dbxout_symbol): Adjust fall through comment.
951 * df-scan.c (df_uses_record): Likewise.
952 * dojump.c (do_jump): Add FALLTHRU.
953 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
955 (resolve_args_picking_1): Adjust fall through comment.
956 (loc_list_from_tree_1): Likewise.
957 * expmed.c (make_tree): Likewise.
958 * expr.c (expand_expr_real_2): Add FALLTHRU.
959 (expand_expr_real_1): Likewise. Adjust fall through comment.
960 * fold-const.c (const_binop): Adjust fall through comment.
961 (fold_truth_not_expr): Likewise.
962 (fold_cond_expr_with_comparison): Add FALLTHRU.
963 (fold_binary_loc): Likewise.
964 (contains_label_1): Adjust fall through comment.
965 (multiple_of_p): Likewise.
966 * gcov-tool.c (process_args): Add FALLTHRU.
967 * genattrtab.c (check_attr_test): Likewise.
968 (write_test_expr): Likewise.
969 * genconfig.c (walk_insn_part): Likewise.
970 * genpreds.c (validate_exp): Adjust fall through comment.
971 (needs_variable): Likewise.
972 * gensupport.c (get_alternatives_number): Add FALLTHRU.
973 (subst_dup): Likewise.
974 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
975 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
976 (gimplify_scan_omp_clauses): Add FALLTHRU.
977 (goa_stabilize_expr): Likewise.
978 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
980 * hsa-gen.c (get_address_from_value): Likewise.
981 * ipa-icf.c (sem_function::hash_stmt): Likewise.
982 * ira.c (ira_setup_alts): Add FALLTHRU.
983 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
985 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
986 * opts.c (common_handle_option): Likewise.
987 * read-rtl.c (read_rtx_code): Likewise.
988 * real.c (round_for_format): Likewise.
989 * recog.c (asm_operand_ok): Likewise.
990 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
991 * reload1.c (set_label_offsets): Likewise.
992 (eliminate_regs_1): Likewise.
993 (reload_reg_reaches_end_p): Likewise.
994 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
995 (rtx_cost): Likewise.
996 * sched-rgn.c (is_exception_free): Likewise.
997 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
998 * stor-layout.c (int_mode_for_mode): Likewise.
999 * toplev.c (print_to_asm_out_file): Likewise.
1000 (print_to_stderr): Likewise.
1001 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1002 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
1003 (chrec_fold_multiply): Likewise.
1004 (evolution_function_is_invariant_rec_p): Likewise.
1005 (for_each_scev_op): Likewise.
1006 * tree-data-ref.c (siv_subscript_p): Likewise.
1007 (get_references_in_stmt): Likewise.
1008 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
1009 (substitute_in_expr): Likewise.
1010 (type_cache_hasher::equal): Likewise.
1011 (walk_type_fields): Likewise.
1012 * var-tracking.c (adjust_mems): Add FALLTHRU.
1013 (set_dv_changed): Adjust fall through comment.
1014 * varasm.c (default_function_section): Add FALLTHRU.
1016 2016-08-12 Marek Polacek <polacek@redhat.com>
1019 * tree-complex.c (expand_complex_division): Add missing break.
1021 2016-08-12 Richard Biener <rguenther@suse.de>
1023 * passes.c (execute_todo): Do not push/pop TV_TODO.
1024 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
1025 (execute_one_pass): Likewise.
1026 * common.opt (ftime-report-details): New switch.
1027 * doc/invoke.texi (ftime-report-details): Document.
1028 * timevar.h (timer::print_row): Adjust signature.
1029 (timer::all_zero): New static helper.
1030 (timer::child_map_t): New typedef.
1031 (timer::time_var_def): Add children field.
1032 * timevar.c (timer::named_items::print): Adjust.
1033 (timer::~timer): Free timevar recorded children.
1034 (timer::pop_internal): When -ftime-report-details record
1035 time spent in sub-timevars.
1036 (timer::print_row): Adjust.
1037 (timer::print): Print sub-timevar stats, use all_zero.
1038 * timevar.def (TV_TODO): Remove.
1040 2016-08-12 Richard Biener <rguenther@suse.de>
1042 PR tree-optimization/72851
1043 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
1044 worklists to use bitmaps indexed in execution order.
1045 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
1046 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
1047 (cfg_blocks): Make a bitmap.
1048 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
1050 (cfg_blocks_empty_p): Adjust.
1051 (cfg_blocks_add): Likewise.
1052 (cfg_blocks_get): Likewise.
1053 (add_ssa_edge): Likewise.
1054 (add_control_edge): Likewise.
1055 (simulate_stmt): Likewise.
1056 (process_ssa_edge_worklist): Likewise.
1057 (simulate_block): Likewise.
1058 (ssa_prop_init): Compute PRE order and stmt UIDs.
1059 (ssa_prop_fini): Adjust.
1060 (ssa_propagate): Adjust.
1062 2016-08-12 Richard Biener <rguenther@suse.de>
1064 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
1065 the currently executable edges have fixed ranges. Always
1066 go through update_value_range.
1068 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
1072 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
1073 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
1074 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
1075 (LANG_HOOKS_DECLS): Add it.
1076 * langhooks.h (struct lang_hooks_for_decls): Add
1077 function_decl_defaulted. Const_tree-ify
1078 function_decl_explicit_p and function_decl_deleted_p.
1079 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
1080 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
1081 also at strict DWARF v5.
1084 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
1085 TYPE_QUAL_CONST in reference-typed decls.
1088 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
1089 in DW_OP_pieces, just enough to handle pointers to member
1091 (gen_remaining_tmpl_value_param_die_attribute): Use a location
1092 expression on DWARFv5 if a constant value doesn't work.
1094 2016-08-11 David Malcolm <dmalcolm@redhat.com>
1096 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
1097 * selftest.c (selftest::test_assertions): New function.
1098 (selftest::selftest_c_tests): New function.
1099 * selftest.h (selftest::selftest_c_tests): New declaration.
1101 2016-08-11 Richard Biener <rguenther@suse.de>
1102 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1104 PR rtl-optimization/72855
1105 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
1107 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1110 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
1111 (vsx_store_<mode>): Likewise.
1113 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1115 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
1116 TImode CONST_WIDE_INT store.
1117 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
1119 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
1121 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
1122 mode if unaligned SSE load and store are optimal.
1124 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1126 PR tree-optimization/71083
1127 * tree-predcom.c (ref_at_iteration): Correctly align the
1130 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1132 * config/s390/s390-builtin-types.def: Add INT128 types.
1133 * config/s390/s390-builtins.def: Add INT128 variants for the add
1134 sub low-level builtins dealing with TImode.
1135 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
1136 via subreg when expanding a builtin.
1137 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
1138 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
1140 * config/s390/vecintrin.h: Adjust builtin names accordingly.
1141 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
1142 ("vec_addc<mode>", "vec_addc_u128"): Merge to
1143 "vacc<bhfgq>_<mode>".
1144 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
1145 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
1146 ("vec_subc<mode>", "vec_subc_u128"): Merge to
1147 "vscbi<bhfgq>_<mode>".
1148 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
1149 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
1151 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1153 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
1155 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1157 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
1159 (vcond<v_cmp_mixed><mode>): Ditto.
1160 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
1162 2016-08-11 Bin Cheng <bin.cheng@arm.com>
1164 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
1165 variable explicitly, also assert on it before use.
1167 2016-08-11 Richard Biener <rguenther@suse.de>
1169 PR tree-optimization/72772
1170 * cfgloopmanip.c (create_preheader): Use split_edge if there
1171 is a single loop entry, avoiding degenerate PHIs.
1173 2016-08-11 Richard Biener <rguenther@suse.de>
1175 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
1176 unconditional TODO_cleanup_cfg.
1177 (pass_thread_jumps::execute): Initialize loops, perform a CFG
1178 cleanup only if we threaded a jump.
1180 2016-08-11 Alan Modra <amodra@gmail.com>
1183 * lra-constraints.c (simplify_operand_subreg): Allow subreg
1184 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
1185 slow. Emit two reloads for slow mem case, first loading in
1186 fast innermode, then converting to required mode.
1188 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1190 * config/rs6000/altivec.h (vec_extract_exp): New macro.
1191 (vec_extract_sig): New macro.
1192 (vec_insert_exp): New macro.
1193 (vec_test_data_class): New macro.
1194 (scalar_extract_exp): New macro.
1195 (scalar_extract_sig): New macro.
1196 (scalar_insert_exp): New macro.
1197 (scalar_test_data_class): New macro.
1198 (scalar_test_neg): New macro.
1199 (scalar_cmp_exp_gt): New macro.
1200 (scalar_cmp_exp_lt): New macro.
1201 (scalar_cmp_exp_eq): New macro.
1202 (scalar_cmp_exp_unordered): New macro.
1203 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
1204 to enforce constraint that operand is a 7-bit unsigned literal.
1205 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
1206 for power9 built-ins.
1207 (BU_P9V_VSX_2): Likewise.
1208 (BU_P9V_64BIT_VSX_2): Likewise.
1209 (VSEEDP): Add scalar extract exponent support.
1210 (VSEESP): Add scalar extract signature support.
1211 (VSTDCNDP): Add scalar test negative support.
1212 (VSTDCNSP): Likewise.
1213 (VSIEDP): Add scalar insert exponent support.
1214 (VSCEDPGT): Add scalar compare exponent greater than support.
1215 (VSCEDPLT): Add scalar compare exponent less than support.
1216 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
1217 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
1218 (VSTDCDP): Add scalar test data class support.
1219 (VSTDCSP): Likewise.
1220 (VSEEDP): Add overload support for scalar extract exponent
1222 (VSESDP): Add overload support for scalar extract signature
1224 (VSTDCN): Add overload support for scalar test negative
1226 (VSTDCNDP): Add overload support for scalar test negative
1228 (VSTDCNSP): Add overload support for scalar test negative
1230 (VSIEDP): Add overload support for scalar insert exponent
1232 (VSTDC): Add overload support for scalar test data class
1234 (VSTDCDP): Add overload support for scalar test data class
1236 (VSTDCSP): Add overload support for scalar test data class
1238 (VSCEDPGT): Add overload support for scalar compare exponent
1239 greater than operation.
1240 (VSCEDPLT): Add overload support for scalar compare exponent
1241 less than operation.
1242 (VSCEDPEQ): Add overload support for scalar compare exponent
1243 test-for-equality operation.
1244 (VSCEDPUO): Add overload support for scalar compare exponent
1245 test-for-unordered operation.
1246 (VEEDP): Add vector extract exponent support.
1248 (VESDP): Add vector extract significand support.
1250 (VIEDP): Add vector insert exponent support.
1252 (VTDCDP): Add vector test data class support.
1254 (VES): Add overload support for vector extract significand operation.
1257 (VEE): Add overload support for vector extract exponent operation.
1260 (VTDC): Add overload support for vector test data class operation.
1263 (VIE): Add overload support for vector insert exponent operation.
1266 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1267 overloaded binary floating point functions.
1268 (altivec_resolve_overloaded_builtin): Improve error messages to
1269 distinguish between functions not supported in the current
1270 compiler configuration and functions that were invoked with an
1271 invalid parameter combination, and include the built-in function
1272 name in both error messages.
1273 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
1275 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
1277 (rs6000_expand_binop_builtin): Add check to enforce that argument
1278 2 of the test data class operations is a 7-bit unsigned literal.
1279 (rs6000_invalid_builtin): Add code to issue an error message if a
1280 built-in function that requires the power9_vector and -m32
1281 command-line options is compiled without these options.
1282 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
1283 (UNSPEC_VSX_SXSIGDP): New value.
1284 (UNSPEC_VSX_SXSIGPDP): New value.
1285 (UNSPEC_VSX_SIEXPDP): New value.
1286 (UNSPEC_VSX_SCMPEXPDP): New value.
1287 (UNSPEC_VSX_STSTDC): New value.
1288 (UNSPEC_VSX_VXEXP): New value.
1289 (UNSPEC_VSX_VXSIG): New value.
1290 (UNSPEC_VSX_VIEXP): New value.
1291 (UNSPEC_VSX_VTSTDC): New value.
1292 (xsxexpdp): New insn for scalar extract exponent.
1293 (xsxsigdp): New insn for scalar extract significand.
1294 (xsiexpdp): New insn for scalar insert exponent.
1295 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
1296 (*xscmpexpdp): New insn for scalar compare exponents.
1297 (xststdc<Fvsx): New expansion for both single- and
1298 double-precision scalar test data class operations.
1299 (xststdcneg<Fvsx>): New expansion for both single- and
1300 double-precision scalar test for negative value operations.
1301 (*xststdc<Fvsx>): New insn for scalar test data class
1303 (xvxexp<VSs>): New insn for single- and double-precision
1304 vector extract exponent operation.
1305 (xvxsig<VSs>): New insn for single- and double-precision
1306 vector extract significand operation.
1307 (xviexp<VSs>): New insn for single- and double-precision
1308 vector insert exponent operation.
1309 (xvtstdc<VSs>): New insn for single- and double-precision
1310 vector test data class operation.
1311 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1312 built-in functions to represent the Power9 binary floating-point
1313 support instructions.
1315 2016-08-10 bin cheng <bin.cheng@arm.com>
1317 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
1319 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1320 Renlin Li <renlin.li@arm.com>
1321 Bin Cheng <bin.cheng@arm.com>
1323 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
1324 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
1325 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
1326 (aarch64_vcond_internal<mode><mode>): Delete pattern.
1327 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
1328 (vcond<v_cmp_result><mode>): Ditto.
1329 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
1330 (vcondu<mode><mode>): Ditto.
1331 (vcond<v_cmp_mixed><mode>): New pattern.
1332 (vcondu<mode><v_cmp_mixed>): New pattern.
1333 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
1334 of aarch64_vcond_internal.
1336 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
1337 Renlin Li <renlin.li@arm.com>
1338 Bin Cheng <bin.cheng@arm.com>
1340 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
1341 (vec_cmp<mode><v_cmp_result>): New pattern.
1342 (vec_cmpu<mode><mode>): New pattern.
1343 (vcond_mask_<mode><v_cmp_result>): New pattern.
1345 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
1347 PR tree-optimization/71734
1348 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
1349 REF_LOOP, invoke ref_indep_loop_p_1.
1350 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
1351 to ref_indep_loop_p.
1352 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
1353 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
1354 is inside LOOP, do not cache dpendence value for loops with
1356 (ref_indep_loop_p_2): Delete function.
1357 (can_sm_ref_p): Pass LOOP as additional argument to
1360 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1363 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
1364 being an offsettable address.
1366 2016-08-10 Martin Liska <mliska@suse.cz>
1368 PR gcov-profile/58306
1369 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
1370 atomic variants of profile update functions.
1372 2016-08-10 Martin Liska <mliska@suse.cz>
1374 Cherry picked (and modified) from google-4_7 branch
1375 2012-12-26 Rong Xu <xur@google.com>
1376 * common.opt (fprofile-update): Add new flag.
1377 * coretypes.h: Define enum profile_update.
1378 * doc/invoke.texi: Document -fprofile-update.
1379 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
1380 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
1381 * tree-profile.c (gimple_init_edge_profiler): Generate
1382 also atomic profiler update.
1383 (gimple_gen_edge_profiler): Likewise.
1385 2016-08-10 David Malcolm <dmalcolm@redhat.com>
1387 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
1388 stack_usage_file to NULL after fclose calls.
1390 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1393 * reload.c (push_reload): Compute subreg_in_class for
1394 subregs of constants and plus expressions. Remove special
1395 handling of SYMBOL_REFs.
1397 2016-08-10 Alan Modra <amodra@gmail.com>
1400 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
1401 SImode for TARGET_E500_DOUBLE when given SImode.
1403 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
1405 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
1406 unused variable __O.
1408 2016-08-09 Martin Liska <mliska@suse.cz>
1410 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
1411 _gcov_reset to __gcov_reset.
1412 * doc/gcov-tool.texi: Fix typo.
1414 2016-08-09 Martin Liska <mliska@suse.cz>
1416 * value-prof.c (gimple_divmod_values_to_profile): Do not
1417 instrument MOD histogram if a value is not a SSA name.
1419 2016-08-09 Martin Liska <mliska@suse.cz>
1421 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
1424 2016-08-09 Renlin Li <renlin.li@arm.com>
1427 * calls.c (prepare_call_address): Convert funexp to Pmode when
1429 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
1430 (sibcall_value): Likewise.
1432 2016-08-09 Marek Polacek <polacek@redhat.com>
1435 * cselib.c (cselib_expand_value_rtx_1): Add return.
1436 * gengtype.c (dbgprint_count_type_at): Likewise.
1437 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
1438 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
1440 2016-08-09 Martin Jambor <mjambor@suse.cz>
1443 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
1444 if instance is a MEM_REF.
1446 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (*movtf_internal): Use
1450 lra_in_progress || reload_completed instead of !can_create_pseudo_p
1451 in the insn constraint.
1452 (*movxf_internal): Ditto.
1453 (*movdf_internal): Ditto.
1454 (*movsf_internal): Ditto.
1456 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1458 PR tree-optimization/72772
1459 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
1462 2016-08-09 Bin Cheng <bin.cheng@arm.com>
1464 PR tree-optimization/72772
1465 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
1467 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
1468 parameter STOP and update calls. Move expand_simple_operations
1469 function call from here...
1470 (simplify_using_initial_conditions): ...to here. Delete parameter
1472 (tree_simplify_using_condition): Delete parameter STOP.
1473 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
1474 simplify_using_initial_conditions.
1476 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
1479 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
1480 Use create_tmp_var_raw instead of create_tmp_var.
1482 2016-08-09 Richard Biener <rguenther@suse.de>
1484 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
1485 Treat same SSA names related.
1487 2016-08-09 Jakub Jelinek <jakub@redhat.com>
1489 PR tree-optimization/72824
1490 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
1491 real_zerop is not negative.
1493 2016-08-09 Richard Biener <rguenther@suse.de>
1495 PR tree-optimization/71802
1496 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
1497 all merge opportunities with the predecessor.
1499 2016-08-09 Richard Biener <rguenther@suse.de>
1502 * ipa-prop.c (ipa_modify_formal_parameters): Build
1503 parameter types with natural alignment also for the
1506 2016-08-08 Andi Kleen <ak@linux.intel.com>
1508 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
1510 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1513 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
1514 do-nothing langhook.
1515 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
1516 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
1517 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
1518 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
1520 2016-08-08 David Malcolm <dmalcolm@redhat.com>
1523 * input.c: Ensure that HAVE_ICONV is defined.
1525 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1528 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
1529 private vars for lastprivate and for linear iterator.
1532 * omp-simd-clone.c: Include varasm.h.
1533 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
1534 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
1535 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
1536 update function name.
1538 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1540 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
1541 (avr_diagnose_devicespecs_error): Remove.
1542 (avr_devicespecs_file): Remove composing absolute path for specfile
1543 and its verbose info. Remove conditions to check specs-file,
1545 2016-08-08 Jakub Jelinek <jakub@redhat.com>
1547 PR rtl-optimization/72821
1548 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
1549 just return false for them.
1551 2016-08-08 Alan Modra <amodra@gmail.com>
1554 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
1555 toc refs created during reload. Update function comment.
1557 2016-08-08 Alan Modra <amodra@gmail.com>
1560 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
1561 alternatives. Put loads first, then stores, and reg/reg moves
1562 within same class later. Delete attr length.
1564 2016-08-08 Alan Modra <amodra@gmail.com>
1567 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
1568 (mem_operand_ds_form): New predicate.
1569 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
1570 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
1571 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
1572 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
1573 (extendsfdf2_fpr): Replace o constraint with wY.
1575 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
1577 * tree-ssa-threadbackward.c: Include tree-inline.h
1578 (profitable_jump_thread_path): Use estimate_num_insns to estimate
1579 size of copied block; for cold paths reduce duplication.
1580 (find_jump_threads_backwards): Remove redundant tests.
1581 (pass_thread_jumps::gate): Enable for -Os.
1583 2016-08-07 Jakub Jelinek <jakub@redhat.com>
1586 * stor-layout.c (layout_decl): Fix up formatting.
1587 (relayout_decl): Allow DECL to be FIELD_DECL.
1589 2016-08-07 Alan Modra <amodra@gmail.com>
1591 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
1593 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
1595 * data-streamer-in.c (streamer_read_wide_int): New.
1596 (streamer_read_widest_int): Renamed function.
1597 * data-streamer-out.c (streamer_write_wide_int): New
1598 (streamer_write_widest_int): Renamed function.
1599 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
1601 (input_cfg): Call renamed function.
1602 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
1604 (output_cfg): Call renamed function.
1605 * data-streamer.h: Add declarations.
1607 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1609 * tree-ssa-ccp.c (extend_mask): New param sgn.
1610 Remove ORing with wi::mask.
1611 (get_default_value): Adjust call to extend_mask to pass sign.
1612 (evaluate_stmt): Likewise.
1614 2016-08-06 Jakub Jelinek <jakub@redhat.com>
1616 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
1619 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1621 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
1622 transform if operand's type is pointer to function or method.
1624 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1626 PR tree-optimization/18046
1627 * tree-ssa-threadedge.c: Include cfganal.h.
1628 (simplify_control_statement_condition): If simplifying a
1629 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
1630 with the dominating ASSERT_EXPR before handing it off to VRP.
1631 Mention that a CASE_LABEL_EXPR may be returned.
1632 (thread_around_empty_blocks): Adjust to handle
1633 simplify_control_statement_condition() returning a
1635 (thread_through_normal_block): Likewise.
1636 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
1637 a switch statement by trying to determine which case label
1640 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
1642 PR rtl-optimization/69847
1643 * lra-constraints.c (process_invariant_for_inheritance): Save
1644 pattern instead of src.
1645 (remove_inheritance_pseudos): Use the pattern. Add assert.
1647 2016-08-05 David Malcolm <dmalcolm@redhat.com>
1649 * input.c (string_concat::string_concat): New constructor.
1650 (string_concat_db::string_concat_db): New constructor.
1651 (string_concat_db::record_string_concatenation): New method.
1652 (string_concat_db::get_string_concatenation): New method.
1653 (string_concat_db::get_key_loc): New method.
1654 (class auto_cpp_string_vec): New class.
1655 (get_substring_ranges_for_loc): New function.
1656 (get_source_range_for_substring): New function.
1657 (get_num_source_ranges_for_substring): New function.
1658 (class selftest::lexer_test_options): New class.
1659 (struct selftest::lexer_test): New struct.
1660 (class selftest::ebcdic_execution_charset): New class.
1661 (selftest::ebcdic_execution_charset::s_singleton): New variable.
1662 (selftest::lexer_test::lexer_test): New constructor.
1663 (selftest::lexer_test::~lexer_test): New destructor.
1664 (selftest::lexer_test::get_token): New method.
1665 (selftest::assert_char_at_range): New function.
1666 (ASSERT_CHAR_AT_RANGE): New macro.
1667 (selftest::assert_num_substring_ranges): New function.
1668 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
1669 (selftest::assert_has_no_substring_ranges): New function.
1670 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
1671 (selftest::test_lexer_string_locations_simple): New function.
1672 (selftest::test_lexer_string_locations_ebcdic): New function.
1673 (selftest::test_lexer_string_locations_hex): New function.
1674 (selftest::test_lexer_string_locations_oct): New function.
1675 (selftest::test_lexer_string_locations_letter_escape_1): New function.
1676 (selftest::test_lexer_string_locations_letter_escape_2): New function.
1677 (selftest::test_lexer_string_locations_ucn4): New function.
1678 (selftest::test_lexer_string_locations_ucn8): New function.
1679 (selftest::uint32_from_big_endian): New function.
1680 (selftest::test_lexer_string_locations_wide_string): New function.
1681 (selftest::uint16_from_big_endian): New function.
1682 (selftest::test_lexer_string_locations_string16): New function.
1683 (selftest::test_lexer_string_locations_string32): New function.
1684 (selftest::test_lexer_string_locations_u8): New function.
1685 (selftest::test_lexer_string_locations_utf8_source): New function.
1686 (selftest::test_lexer_string_locations_concatenation_1): New
1688 (selftest::test_lexer_string_locations_concatenation_2): New
1690 (selftest::test_lexer_string_locations_concatenation_3): New
1692 (selftest::test_lexer_string_locations_macro): New function.
1693 (selftest::test_lexer_string_locations_stringified_macro_argument):
1695 (selftest::test_lexer_string_locations_non_string): New function.
1696 (selftest::test_lexer_string_locations_long_line): New function.
1697 (selftest::test_lexer_char_constants): New function.
1698 (selftest::input_c_tests): Call the new test functions once per
1699 case within the line_table test matrix.
1700 * input.h (struct string_concat): New struct.
1701 (struct location_hash): New struct.
1702 (class string_concat_db): New class.
1703 * substring-locations.h: New header.
1705 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
1707 PR tree-optimization/72810
1708 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
1709 the type of the case labels when truncating.
1711 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
1714 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
1715 (aarch64_fp16_ptr_type_node): Likewise.
1716 * config/aarch64/aarch64-simd-builtins.c
1717 (aarch64_fp16_ptr_type_node): Define.
1718 (aarch64_init_fp16_types): New, refactored out of...
1719 (aarch64_init_builtins): ...here, update to call
1720 aarch64_init_fp16_types.
1721 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
1723 (aapcs_vfp_sub_candidate): Likewise.
1725 2016-08-05 Martin Liska <mliska@suse.cz>
1726 Joshua Cranmer <Pidgeot18@gmail.com>
1728 * gcov.c (line_t::has_block): New function.
1729 (enum loop_type): New enum.
1730 (handle_cycle): New function.
1731 (unblock): Likewise.
1732 (circuit): Likewise.
1733 (get_cycles_count): Likewise.
1734 (accumulate_line_counts): Use new loop detection algorithm.
1736 2016-08-05 Martin Liska <mliska@suse.cz>
1738 * gcov.c (output_intermediate_file): Rename
1739 function_info::line_next to next_file_fn.
1740 (process_file): Likewise.
1741 (read_graph_file): Likewise.
1742 (accumulate_line_counts): Likewise.
1743 (output_lines): Likewise.
1745 2016-08-05 Richard Biener <rguenther@suse.de>
1747 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
1748 restriction on threading to a loop header.
1750 2016-08-05 Richard Biener <rguenther@suse.de>
1752 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
1753 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
1754 adjust loop info accordingly.
1756 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
1758 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
1759 before folding call to __builtin_constant_p with parameters to false.
1761 2016-08-05 Alan Modra <amodra@gmail.com>
1763 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
1764 code accidentally committed 2016-05-02 providing class when given
1767 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1769 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
1770 the case label ranges that partially overlap with OP's value
1773 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
1777 Cast builtin function result to __mmask16 instead of __mmask8.
1778 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1779 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
1780 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
1782 2016-08-04 David Malcolm <dmalcolm@redhat.com>
1784 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
1785 (ASSERT_TRUE_AT): New macro.
1786 (ASSERT_FALSE): Reimplement in terms of...
1787 (ASSERT_FALSE_AT): New macro.
1788 (ASSERT_STREQ_AT): Fix typo in comment.
1790 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
1792 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
1793 labels are exhaustive, designate the label with the widest
1794 range to be the default label.
1796 2016-08-04 Andrew Pinski <apinski@cavium.com>
1798 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
1799 (thunderx_tunings): Use thunderx_vector_cost instead of
1800 generic_vector_cost.
1802 2016-08-04 Martin Liska <mliska@suse.cz>
1804 * gcov.c (main): Fix GNU coding style.
1805 (output_intermediate_file): Likewise.
1806 (process_file): Likewise.
1807 (generate_results): Likewise.
1808 (release_structures): Likewise.
1809 (create_file_names): Likewise.
1810 (find_source): Likewise.
1811 (read_graph_file): Likewise.
1812 (find_exception_blocks): Likewise.
1813 (canonicalize_name): Likewise.
1814 (make_gcov_file_name): Likewise.
1815 (mangle_name): Likewise.
1816 (accumulate_line_counts): Likewise.
1817 (output_branch_count): Likewise.
1818 (read_line): Likewise.
1820 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
1822 PR rtl-optimization/71779
1823 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
1824 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
1825 or if it was truncated.
1827 PR rtl-optimization/70903
1828 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
1830 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
1832 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
1833 accessing SSA_NAME_PTR_INFO.
1835 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
1838 * common/config/avr/avr-common.c (avr_option_optimization_table)
1839 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
1841 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
1844 * config/avr/avr.md: New pattern to work around do_store_flag
1845 generating shift instructions for bit extractions.
1847 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
1849 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
1851 (add_equivalence): Likewise.
1852 (get_value_range): Allocate value range with vrp_value_range_pool.
1853 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
1854 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
1856 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
1858 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
1859 the default for the rs6000 port.
1861 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1864 * calls.c (special_function_p): Remove special handling of
1865 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
1866 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
1867 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
1869 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
1872 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
1873 Don't stop on regular insns.
1875 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
1877 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
1878 size to DImode boundary.
1879 (nvptx_propagate): Likewise.
1881 2016-08-03 Alan Modra <amodra@gmail.com>
1883 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
1884 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
1885 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
1886 from -mefficient-unaligned-vector. Note that this affects fp too.
1888 2016-08-03 Alan Modra <amodra@gmail.com>
1890 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
1893 2016-08-03 Alan Modra <amodra@gmail.com>
1895 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
1896 to a reg. Localize vars.
1898 2016-08-03 Alan Modra <amodra@gmail.com>
1900 * config/rs6000/rs6000.opt: Remove negatives from help strings
1903 2016-08-03 Alan Modra <amodra@gmail.com>
1905 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
1906 Delete duplicated code.
1908 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
1911 * lra-spills.c (regno_in_use_p): New.
1912 (lra_final_code_change): Use it.
1914 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
1916 PR rtl-optimization/69847
1917 * lra-int.h (struct lra-reg): Use restore_rtx instead of
1919 (lra_rtx_hash): New.
1920 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
1922 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
1923 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
1924 * lra-spills.c (lra_final_code_change): Don't delete insn when the
1925 next insn is USE with the same reg as the current insn source.
1926 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
1928 (lra_constraints_init): Call initiate_invariants.
1929 (lra_constraints_finish): Call finish_invariants.
1930 (struct invariant, invariant_t, invariant_ptr_t): New.
1931 (const_invariant_ptr_t, invariants, invariants_pool): New.
1932 (invariant_table, invariant_hash, invariant_eq_p): New.
1933 (insert_invariant, initiate_invariants, finish_invariants): New.
1934 (clear_invariants, invalid_invariant_regs): New.
1935 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
1936 instead of restore_regno.
1937 (invariant_p, process_invariant_for_inheritance): New.
1938 (inherit_in_ebb): Implement invariant inheritance.
1939 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
1940 (remove_inheritance_pseudos): Implement undoing invariant
1942 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
1943 instead of restore_regno.
1944 * lra-assigns.c (regno_live_length): New.
1945 (reload_pseudo_compare_func): Use regno_live_length.
1946 (assign_by_spills): Use restore_rtx instead of restore_regno.
1947 (lra_assign): Ditto. Initiate regno_live_length.
1949 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
1951 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
1952 __builtin_aarch64_fmindf.
1954 2016-08-02 Bin Cheng <bin.cheng@arm.com>
1956 PR tree-optimization/34114
1957 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
1958 information for more control IVs.
1960 2016-08-02 Bin Cheng <bin.cheng@arm.com>
1962 PR tree-optimization/34114
1963 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
1964 PLUS_EXPR case. Handle SSA_NAME case.
1966 2016-08-02 Tamar Christina <tamar.christina@arm.com>
1968 * config/aarch64/aarch64-simd-builtins.def
1969 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
1970 (__builtin_aarch64_fmaxdf): Likewise.
1971 (__builtin_aarch64_smin_nandf): Likewise.
1972 (__builtin_aarch64_smax_nandf): Likewise.
1973 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
1974 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
1975 (<fmaxmin><mode>3): ...this.
1976 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
1977 (vminnm_f64): Likewise.
1978 (vmin_f64): Likewise.
1979 (vmax_f64): Likewise.
1980 * config/aarch64/iterators.md (FMAXMIN): Merge with...
1981 (FMAXMIN_UNS): ...this.
1982 (fmaxmin): Merged with
1983 (fmaxmin_op): ...this...
1984 (maxmin_uns_op): ...in to this.
1986 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1988 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1989 Add support for vec_extract on vector float, vector int, vector
1990 short, and vector char vector types.
1991 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1992 vector float, vector int, vector short, and vector char
1993 optimizations on 64-bit ISA 2.07 systems for both constant and
1994 variable element numbers.
1995 (rs6000_split_vec_extract_var): Likewise.
1996 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
1997 Altivec registers on ISA 2.07 and above.
1998 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
1999 which never was matched due to the split occuring before register
2000 allocation (and the code would not have worked on little endian
2001 systems if it did match). Allow extracts to go to the Altivec
2002 registers if ISA 2.07 (power8). Change from using "" around the
2003 C++ code to using {}'s.
2004 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
2005 vec_extracts when the vector is in memory.
2006 (vsx_extract_v4sf_var): New insn to optimize vector float
2007 vec_extracts when the element number is variable on 64-bit ISA
2009 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
2010 for 64-bit ISA 2.07 as well as ISA 3.0.
2011 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
2012 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
2013 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
2014 optimize vector int, vector short, and vector char vec_extracts
2015 when the vector is in memory.
2016 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
2017 optimize vector int, vector short, and vector char vec_extracts
2018 when the element number is variable.
2020 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2023 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
2024 does not overlap with other symbol flags.
2026 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
2028 * config/aarch64/aarch64.h (aarch64_frame):
2029 Remove padding0 and hardfp_offset. Add locals_offset,
2030 initial_adjust, callee_adjust, callee_offset and final_adjust.
2031 * config/aarch64/aarch64.c (aarch64_layout_frame):
2032 Remove unused padding0 and hardfp_offset initializations.
2033 Choose frame layout and set frame variables accordingly.
2034 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
2035 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
2036 (aarch64_pop_regs): Likewise.
2037 (aarch64_expand_prologue): Remove all decision code, just emit
2038 prolog according to frame variables.
2039 (aarch64_expand_epilogue): Remove all decision code, just emit
2040 epilog according to frame variables.
2041 (aarch64_initial_elimination_offset): Use offset to local/arg area.
2043 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
2046 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
2047 fix_debug_reg_uses after changing source register mode to
2048 V1TImode if source register is undefined.
2050 2015-08-01 Alan Hayward <alan.hayward@arm.com>
2052 PR tree-optimization/71818
2053 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
2054 with non invariant evolutions
2056 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2059 * config/avr/avr.md (length) [branch]: Correct insn length
2060 attribute for forward branches.
2062 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
2064 * doc/extend.texi (AVR Built-in Functions): Document
2066 * config/avr/builtins.def (NOPS): New.
2067 * config/avr/avr.c (avr_expand_nops): New static function.
2068 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2070 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2072 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
2073 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
2076 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
2078 * config/aarch64/aarch64.c (vulcan_tunings): Update
2079 vulcan L1 cache_line_size.
2081 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2083 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
2084 function that takes a vector memory address, a hard register, an
2085 element number and a temporary base register, and recreates an
2086 address that points to the appropriate element within the vector.
2087 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
2088 (rs6000_split_vec_extract_var): Add support for the target of a
2089 vec_extract with variable element number being a scalar memory
2091 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
2093 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
2094 vsx_extract_<mode>_load insn with a new insn that optimizes
2095 storing either element to a memory location, using scratch
2096 registers to pick apart the vector and reconstruct the address.
2097 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
2098 (vsx_extract_<mode>_store): Rework alternatives to more correctly
2099 support Altivec registers. Add support for ISA 3.0 Altivec d-form
2101 (vsx_extract_<mode>_var): Add support for extracting a variable
2102 element number from memory.
2104 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2106 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
2107 when testing for compares against constants of the form 0xabab.
2109 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2111 PR tree-optimization/57558
2112 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
2114 (vect_loop_versioning): Support versioning with niter assumptions.
2115 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
2116 (vect_get_loop_niters): New parameter. Reimplement to support
2117 assumptions in loop niter info.
2118 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
2119 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
2120 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
2121 Support loop versioning for niters.
2122 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
2123 (vect_free_loop_info_assumptions): New function.
2124 (vectorize_loops): Free loop niter info for loops with flag
2125 LOOP_F_ASSUMPTIONS set if vectorization failed.
2126 * tree-vectorizer.h (struct _loop_vec_info): New field
2127 num_iters_assumptions.
2128 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
2129 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
2130 (LOOP_REQUIRES_VERSIONING): New macro.
2131 (vect_free_loop_info_assumptions): New decl.
2133 2016-07-29 Bin Cheng <bin.cheng@arm.com>
2135 * cfgloop.h (struct loop): New field constraints.
2136 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
2137 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
2139 * cfgloop.c (alloc_loop): Initialize new field.
2140 * cfgloopmanip.c (copy_loop_info): Copy constraints.
2141 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
2142 Adjust niter analysis wrto loop constraints.
2143 * doc/loop.texi (@node Number of iterations): Add description for loop
2146 2016-07-29 Marek Polacek <polacek@redhat.com>
2149 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
2150 (ix86_expand_round_builtin): Likewise.
2152 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
2153 Georg-Johann Lay <avr@gjlay.de>
2155 PR rtl-optimization/71976
2156 * combine.c (get_last_value): Return 0 if the argument for which
2157 the function is called has a wider mode than the recorded value.
2159 2016-07-29 Marek Polacek <polacek@redhat.com>
2162 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
2163 (altivec_expand_st_builtin): Likewise.
2165 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
2167 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
2168 introduced in r238381.
2170 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
2173 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
2174 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2176 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
2178 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
2180 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2181 Add support for vec_extract of vector double or vector long having
2182 a variable element number on 64-bit ISA 2.07 systems or newer.
2183 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
2185 (rs6000_split_vec_extract_var): New function to split a
2186 vec_extract built-in function with variable element number.
2187 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
2189 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
2190 (UNSPEC_VSX_EXTRACT): Likewise.
2191 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
2192 direct move instructions to be generated on 64-bit ISA 2.07
2193 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
2195 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
2196 arguments for vec_extract variable element.
2197 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
2198 vec_extract with variable element on V2DFmode and V2DImode
2200 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
2201 -mupper-regs-df requirement, since it isn't needed.
2202 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
2203 do direct moves on 64-bit systems, which allows optimization of
2204 vec_extract on 64-bit ISA 2.07 systems and newer.
2206 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2207 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2209 * config/aarch64/aarch64.md
2210 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
2212 (<optab>qihi2_aarch64): Likewise, and split into two.
2213 (extendqihi2_aarch64): New.
2214 (zero_extendqihi2_aarch64): New.
2215 * config/aarch64/iterators.md (ldrxt): Remove.
2216 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
2219 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2221 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2223 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
2225 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
2226 (aarch64_push_reg): New function to push 1 or 2 registers.
2227 (aarch64_pop_reg): New function to pop 1 or 2 registers.
2228 (aarch64_expand_prologue): Use aarch64_push_regs.
2229 (aarch64_expand_epilogue): Use aarch64_pop_regs.
2231 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
2233 PR tree-optimization/71734
2234 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
2235 attribute instead of REF_LOOP and use it.
2236 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
2237 set it for Loops having non-zero safelen attribute.
2238 (ref_indep_loop_p): Pass zero as initial value for safelen.
2240 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
2244 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
2245 call using chkp_gimple_call_builtin_p.
2246 (chkp_copy_bounds_for_assign): Likewise.
2248 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2250 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
2251 * config/arm/arm-protos.h (struct tune_params): Likewise.
2252 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
2253 (cortex_a9_sched_adjust_cost): Likewise.
2254 (fa726te_sched_adjust_cost): Likewise.
2255 (arm_adjust_cost): Likewise.
2256 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
2257 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
2258 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
2259 * config/i386/i386.c (ix86_adjust_cost): Likewise.
2260 * config/ia64/ia64.c: Likewise.
2261 * config/m68k/m68k.c: Likewise.
2262 * config/mep/mep.c (mep_adjust_cost): Likewise.
2263 * config/microblaze/microblaze.c (microblaze_adjust_cost):
2265 * config/mips/mips.c (mips_adjust_cost): Likewise.
2266 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
2268 * config/pa/pa.c (pa_adjust_cost): Likewise.
2269 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
2270 (rs6000_debug_adjust_cost): Likewise.
2271 * config/sh/sh.c (sh_adjust_cost): Likewise.
2272 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
2273 (hypersparc_adjust_cost): Likewise.
2274 (sparc_adjust_cost): Likewise.
2275 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
2276 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
2277 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
2279 * config/visium/visium.c (visium_adjust_cost): Likewise.
2280 * doc/tm.texi: Regenerate.
2281 * haifa-sched.c (dep_cost_1): Adjust.
2282 * target.def: Merge adjust_cost and adjust_cost_2.
2284 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2286 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
2288 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2290 * store-motion.c (struct st_expr): Make pattern_regs a vector.
2291 (extract_mentioned_regs): Append to a vector instead of
2292 returning a rtx_expr_list.
2293 (st_expr_entry): Adjust.
2294 (free_st_expr_entry): Likewise.
2295 (store_ops_ok): Likewise.
2296 (store_killed_in_insn): Likewise.
2297 (find_moveable_store): Likewise.
2299 2016-07-28 Martin Liska <mliska@suse.cz>
2301 PR gcov-profile/68025
2302 * tree-profile.c (tree_profiling): Respect
2303 no_profile_instrument_function attribute.
2304 * doc/extend.texi: Document no_profile_instrument_function
2307 2016-07-28 Martin Liska <mliska@suse.cz>
2309 PR rtl-optimization/70944
2310 * combine.c (make_compound_operation):
2311 Do not allow make_compound_operation for vector mode
2313 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
2316 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
2317 before calling get_ops.
2319 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2321 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
2322 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
2323 (BITS_PER_UNIT_LOG): Remove.
2324 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
2325 * expr.c (expand_assignment): Likewise.
2326 * stor-layout.c (initialize_sizetypes): Likewise.
2328 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2330 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
2331 signature of rs6000_expand_vector_extract so that the element
2332 number is a RTX instead of a constant integer.
2333 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
2335 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
2336 (altivec_expand_vec_ext_builtin): Likewise.
2337 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
2338 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
2339 MFVSRLD instruction.
2341 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2343 * input.c (get_pure_location): Move here from tree.c.
2344 (make_location): Likewise. Add header comment.
2345 (selftest::test_accessing_ordinary_linemaps): Verify
2346 pure_location_p, make_location, get_location_from_adhoc_loc and
2348 * input.h (get_pure_location): Move declaration here from tree.h.
2349 (get_finish): Likewise for inline function.
2350 (make_location): Likewise for declaration.
2351 * tree.c (get_pure_location): Move to input.c.
2352 (make_location): Likewise.
2353 * tree.h (get_pure_location): Move declaration to tree.h.
2354 (get_finish): Likewise for inline function.
2355 (make_location): Likewise for declaration.
2357 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2360 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2362 2016-07-27 David Malcolm <dmalcolm@redhat.com>
2364 * system.h (STATIC_ASSERT): Use static_assert if building
2367 2016-07-27 Richard Biener <rguenther@suse.de>
2369 PR tree-optimization/72517
2370 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
2371 Revert change to not compute read-read dependences.
2373 2016-07-27 Richard Biener <rguenther@suse.de>
2375 * predict.c (set_even_probabilities): Make nedges unsigned.
2377 2016-07-27 Martin Liska <mliska@suse.cz>
2379 * predict.c (set_even_probabilities): Handle unlikely edges.
2380 (combine_predictions_for_bb): Likewise.
2382 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2385 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
2386 __float128 support when we don't have hardware support, so that
2387 the IEEE built-in functions like isgreater, first call __unordkf3
2388 to make sure neither operand is a NaN, and if both operands are
2389 ordered, do the normal comparison.
2391 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2393 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
2395 (extract_code_and_val_from_cond_with_ops): Verify that name is
2396 either cond_op0 or cond_op1.
2398 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
2400 PR tree-optimization/18046
2401 * genmodes.c (emit_mode_size_inline): Emit an assert that
2402 verifies that mode is a valid array index.
2403 (emit_mode_nuinits_inline): Likewise.
2404 (emit_mode_inner_inline): Likewise.
2405 (emit_mode_unit_size_inline): Likewise.
2406 (emit_mode_unit_precision_inline): Likewise.
2407 * tree-vrp.c: Include params.h.
2408 (find_switch_asserts): Register edge assertions for the default
2409 label which correspond to the anti-ranges of each case label.
2410 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
2411 * doc/invoke.texi: Document it.
2413 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2415 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
2416 and unnecessary call to gimple_bb.
2418 2016-07-26 Richard Biener <rguenther@suse.de>
2420 PR rtl-optimization/71984
2421 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
2424 2016-07-26 Richard Biener <rguenther@suse.de>
2427 * expmed.c (extract_bit_field_1): Constrain the vector mode
2428 with element size matching the extraction mode size when
2429 choosing a better vector mode to do the extraction from.
2431 2016-07-26 Richard Biener <rguenther@suse.de>
2432 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2435 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
2438 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2440 * tree-ssa-structalias.c (struct scc_info): Change types of
2441 members to auto_sbitmap and auto_vec.
2442 (scc_info::scc_info): New constructor.
2443 (scc_info::~scc_info): New destructor.
2444 (init_scc_info): Remove.
2445 (free_scc_info): Remove.
2446 (find_indirect_cycles): Adjust.
2447 (perform_var_substitution): Likewise.
2448 (free_var_substitution_info): Likewise.
2450 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2452 * tree-outof-ssa.c (struct elim_graph): Change type of members
2453 to auto_vec and auto_sbitmap.
2454 (elim_graph::elim_graph): New constructor.
2455 (delete_elim_graph): Remove.
2456 (expand_phi_nodes): Adjust.
2458 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2460 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
2461 (new_elim_graph): Adjust.
2462 (clear_elim_graph): Likewise.
2463 (delete_elim_graph): Likewise.
2464 (elim_graph_size): Likewise.
2465 (elim_graph_add_node): Likewise.
2466 (elim_graph_add_edge): Likewise.
2467 (elim_graph_remove_succ_edge): Likewise.
2468 (eliminate_name): Likewise.
2469 (eliminate_build): Likewise.
2470 (elim_forward): Likewise.
2471 (elim_unvisited_predecessor): Likewise.
2472 (elim_backward): Likewise.
2473 (elim_create): Likewise.
2474 (eliminate_phi): Likewise.
2475 (expand_phi_nodes): Likewise.
2477 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2479 * bt-load.c (compute_out): Use auto_sbitmap class.
2480 (link_btr_uses): Likewise.
2481 * cfganal.c (mark_dfs_back_edges): Likewise.
2482 (post_order_compute): Likewise.
2483 (inverted_post_order_compute): Likewise.
2484 (pre_and_rev_post_order_compute_fn): Likewise.
2485 (single_pred_before_succ_order): Likewise.
2486 * cfgexpand.c (pass_expand::execute): Likewise.
2487 * cfgloop.c (verify_loop_structure): Likewise.
2488 * cfgloopmanip.c (fix_bb_placements): Likewise.
2489 (remove_path): Likewise.
2490 (update_dominators_in_loop): Likewise.
2491 * cfgrtl.c (break_superblocks): Likewise.
2492 * ddg.c (check_sccs): Likewise.
2493 (create_ddg_all_sccs): Likewise.
2494 * df-core.c (df_worklist_dataflow): Likewise.
2495 * dse.c (dse_step3): Likewise.
2496 * except.c (eh_region_outermost): Likewise.
2497 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2498 * gcse.c (prune_expressions): Likewise.
2499 (prune_insertions_deletions): Likewise.
2500 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
2501 * graph.c (draw_cfg_nodes_no_loops): Likewise.
2502 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
2503 * lcm.c (compute_earliest): Likewise.
2504 (compute_farthest): Likewise.
2505 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
2506 (unroll_loop_runtime_iterations): Likewise.
2507 (unroll_loop_stupid): Likewise.
2508 * lower-subreg.c (decompose_multiword_subregs): Likewise.
2509 * lra-lives.c: Likewise.
2510 * lra.c (lra): Likewise.
2511 * modulo-sched.c (schedule_reg_moves): Likewise.
2512 (optimize_sc): Likewise.
2513 (get_sched_window): Likewise.
2514 (sms_schedule_by_order): Likewise.
2515 (check_nodes_order): Likewise.
2516 (order_nodes_of_sccs): Likewise.
2517 (order_nodes_in_scc): Likewise.
2518 * recog.c (split_all_insns): Likewise.
2519 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
2520 * reload1.c (reload): Likewise.
2521 * sched-rgn.c (haifa_find_rgns): Likewise.
2522 (split_edges): Likewise.
2523 (compute_trg_info): Likewise.
2524 * sel-sched.c (init_seqno): Likewise.
2525 * store-motion.c (remove_reachable_equiv_notes): Likewise.
2526 * tree-into-ssa.c (update_ssa): Likewise.
2527 * tree-ssa-live.c (live_worklist): Likewise.
2528 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
2529 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2531 (try_peel_loop): Likewise.
2532 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2534 * tree-ssa-pre.c (compute_antic): Likewise.
2535 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
2536 * tree-stdarg.c (reachable_at_most_once): Likewise.
2537 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
2538 * var-tracking.c (vt_find_locations): Likewise.
2540 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2542 * sbitmap.h (auto_sbitmap): New class.
2544 2016-07-26 Alan Modra <amodra@gmail.com>
2547 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
2550 2016-07-25 David Malcolm <dmalcolm@redhat.com>
2552 * input.c (selftest::temp_source_file::temp_source_file): Fix
2553 missing "%s" in fprintf.
2555 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
2558 * cselib.c (cselib_process_insn): Invalidate argument slots for
2561 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2563 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
2564 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
2565 vmulxh_lane_f16, vmulxh_laneq_f16): New.
2567 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2569 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2570 * config/aarch64/aarch64.md (fma, fnma): Support HF.
2571 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2573 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2575 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2576 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
2578 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
2579 (add<mode>3): Likewise.
2580 (sub<mode>3): Likewise.
2581 (mul<mode>3): Likewise.
2582 (div<mode>3): Likewise.
2583 (*div<mode>3): Likewise.
2584 (<fmaxmin><mode>3): Extend to HF.
2585 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
2586 (fabd<mode>3): Likewise.
2587 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
2588 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
2589 (aarch64_fmulx<mode>): Likewise.
2590 (aarch64_fac<optab><mode>): Likewise.
2591 (aarch64_frecps<mode>): Likewise.
2592 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
2593 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
2594 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
2595 (VSDQ_HSDI): Support HI.
2596 (fcvt_target, FCVT_TARGET): Likewise.
2597 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
2598 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
2599 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
2600 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
2601 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
2602 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
2603 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
2606 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2608 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
2609 * config/aarch64/aarch64-builtins.c (hi_UP): New.
2610 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2611 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
2613 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
2614 (aarch64_cm<optab><mode>): Likewise.
2615 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
2616 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
2617 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
2618 (sqrt<mode>2): Likewise.
2619 (*sqrt<mode>2): Likewise.
2620 (abs<mode>2): Likewise.
2621 (<optab><mode>hf2): New pattern for HF mode.
2622 (<optab>hihf2): Likewise.
2623 * config/aarch64/arm_neon.h: Include arm_fp16.h.
2624 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
2625 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
2627 * config/aarch64/arm_fp16.h: New file.
2628 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
2629 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
2630 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
2631 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
2632 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
2633 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
2634 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
2635 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
2636 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
2637 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
2638 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
2639 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
2642 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2644 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
2645 reduc_smin_scal_): Use VDQIF_F16.
2646 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
2647 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
2649 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
2650 * config/aarch64/iterators.md (VDQIF_F16): New.
2651 (vp): Support HF modes.
2652 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
2653 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
2655 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2657 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
2658 "*aarch64_mulx_elt_from_dup<mode>".
2659 (*aarch64_mul3_elt<mode>): Update schedule type.
2660 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
2661 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
2662 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2663 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
2664 (f, fp): Support HF modes.
2665 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
2666 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
2667 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
2668 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
2669 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
2670 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
2672 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2674 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2675 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
2677 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
2680 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2682 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2683 * config/aarch64/aarch64-simd.md
2684 (aarch64_rsqrts<mode>): Extend to HF modes.
2685 (fabd<mode>3): Likewise.
2686 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
2687 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
2688 (aarch64_<maxmin_uns>p<mode>): Likewise.
2689 (<su><maxmin><mode>3): Likewise.
2690 (<maxmin_uns><mode>3): Likewise.
2691 (<fmaxmin><mode>3): Likewise.
2692 (aarch64_faddp<mode>): Likewise.
2693 (aarch64_fmulx<mode>): Likewise.
2694 (aarch64_frecps<mode>): Likewise.
2695 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
2696 (add<mode>3): Extend to HF modes.
2697 (sub<mode>3): Likewise.
2698 (mul<mode>3): Likewise.
2699 (div<mode>3): Likewise.
2700 (*div<mode>3): Likewise.
2701 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
2703 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
2704 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
2705 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
2706 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
2707 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
2708 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
2709 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
2710 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
2711 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
2712 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
2713 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
2714 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
2715 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
2716 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
2718 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2720 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
2721 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
2722 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
2723 (neg<mode>2): Likewise.
2724 (abs<mode>2): Likewise.
2725 (<frint_pattern><mode>2): Likewise.
2726 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
2727 (<optab><VDQF:mode><fcvt_target>2): Likewise.
2728 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
2729 (ftrunc<VDQF:mode>2): Likewise.
2730 (<optab><fcvt_target><VDQF:mode>2): Likewise.
2731 (sqrt<mode>2): Likewise.
2732 (*sqrt<mode>2): Likewise.
2733 (aarch64_frecpe<mode>): Likewise.
2734 (aarch64_cm<optab><mode>): Likewise.
2735 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
2737 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
2738 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
2740 * config/aarch64/arm_neon.h (vdup_n_f16): New.
2741 (vdupq_n_f16): Likewise.
2742 (vld1_dup_f16): Use vdup_n_f16.
2743 (vld1q_dup_f16): Use vdupq_n_f16.
2744 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
2745 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
2746 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
2747 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
2748 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
2749 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
2750 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
2751 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
2752 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
2753 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
2754 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
2755 vsqrt_f16, vsqrtq_f16): New.
2757 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2759 * config/aarch64/aarch64-simd.md
2760 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
2761 (aarch64_ext<mode>): Likewise.
2762 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
2763 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
2764 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
2766 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
2768 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
2769 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
2770 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
2771 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
2772 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
2773 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
2774 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
2776 (vmov_n_f16): Reimplement using vdup_n_f16.
2777 (vmovq_n_f16): Reimplement using vdupq_n_f16..
2779 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2781 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
2782 "frame_related_p". Generate CFA annotation when it's necessary.
2783 (aarch64_expand_prologue): Use aarch64_add_constant.
2784 (aarch64_expand_epilogue): Likewise.
2785 (aarch64_output_mi_thunk): Pass "false" when calling
2786 aarch64_add_constant.
2788 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2790 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
2793 2016-07-25 Jiong Wang <jiong.wang@arm.com>
2795 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
2796 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
2797 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
2798 (aarch64_build_constant): Delete.
2800 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
2803 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
2805 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
2806 flag_toplevel_reorder.
2808 2016-07-25 Richard Biener <rguenther@suse.de>
2810 * cgraph.c (cgraph_node::verify_node): Compare against builtin
2811 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
2812 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
2813 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
2814 (streamer_get_builtin_tree): Likewise.
2815 (streamer_write_builtin): Likewise.
2816 * lto-streamer.h (LTO_builtin_decl): Remove.
2817 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
2818 (lto_input_scc): Remove LTO_builtin_decl handling.
2819 (lto_input_tree_1): Liekwise.
2820 * lto-streamer-out.c (lto_output_tree_1): Remove special
2821 handling of builtins.
2822 (DFS::DFS): Likewise.
2823 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
2824 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
2826 (streamer_write_builtin): Remove.
2828 2016-07-25 Martin Liska <mliska@suse.cz>
2830 * lto-cgraph.c (input_symtab): Don't call get_working_sets
2831 if flag_auto_profile is set to true.
2833 2016-07-25 Martin Liska <mliska@suse.cz>
2835 PR gcov-profile/71868
2836 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
2837 have a function with multiple latches, count them all.
2839 2016-07-25 Martin Liska <mliska@suse.cz>
2841 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
2843 2016-07-25 Martin Liska <mliska@suse.cz>
2845 PR tree-optimization/71987
2846 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
2847 just for SSA_NAMEs. Fix GNU coding style.
2849 2016-07-25 Martin Liska <mliska@suse.cz>
2851 PR gcov-profile/64874
2852 * gcov-io.h: Update command about file format.
2853 * gcov-iov.c (main): Adapt the numbering scheme.
2855 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2858 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
2859 whose result is used in PHI.
2860 (final_range_test_p): Likewise.
2861 (maybe_optimize_range_tests): Likewise.
2863 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2866 Reformat two multi-line strings.
2868 2016-07-22 Martin Sebor <msebor@redhat.com>
2870 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
2872 2016-07-22 Martin Sebor <msebor@redhat.com>
2875 * doc/extend.texi (Compound Literals): Correct and clarify.
2876 (Cast to Union): Same.
2878 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
2880 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2881 comments to explain why certain error messages make mention of
2882 undocumented options.
2883 (rs6000_invalid_builtin): Change error messages to replace mention
2884 of undocumented options with mention of the -mcpu=power9 option
2885 that enables those undocumented options.
2886 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
2887 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
2888 definition of this macro to correct an existing error.
2889 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
2890 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
2891 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
2892 descriptions of built-in functions so that they depend on
2893 -mcpu=power9 instead of on the corresponding undocumented flags.
2894 * doc/invoke.texi (Option Summary): Remove all mention of newly
2896 (IBM RS/6000 and PowerPC Options): Likewise.
2897 * doc/md.texi (Constraints for Particuliar Machines): Remove all
2898 mention of newly undocumented flags.
2900 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
2902 * ipa-cp.c (determine_versionability): Do not create constprop clones,
2903 when target_clones attribute is set.
2905 2016-07-22 Bin Cheng <bin.cheng@arm.com>
2907 * common.opt (funsafe-loop-optimizations): Mark ignore.
2908 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
2909 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
2911 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
2912 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
2914 2016-07-22 Bin Cheng <bin.cheng@arm.com>
2916 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
2918 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
2920 (number_of_iterations_exit): Warn missed loop optimization for
2921 possible infinite loops.
2923 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
2926 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
2927 when to emit a ".machine" pseudo-op.
2929 2016-07-22 Martin Liska <mliska@suse.cz>
2931 PR gcov-profile/69028
2932 PR gcov-profile/62047
2933 * coverage.c (coverage_compute_lineno_checksum): Do not
2934 calculate checksum for fns w/o xloc.file.
2935 (coverage_compute_profile_id): Likewise.
2937 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
2939 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
2940 (avr_secondary_reload): ...and implementation.
2941 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
2942 * config/avr/avr.md (reload_in<mode>): Remove insns.
2943 (adjust_len) [lpm]: Remove insn attribute value.
2944 * config/avr/predicates.md (flash_operand): Remove insn predicate.
2946 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2949 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
2951 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
2952 * calls.c (special_function_p): Remove the special handling of the
2953 "__builtin_" prefix.
2955 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2958 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
2959 if STMT may be an alloca call.
2960 (gimple_alloca_call_p, alloca_call_p): Return only true for the
2961 builtin alloca call.
2962 * calls.h (gimple_maybe_alloca_call_p): New function.
2963 * tree-inline.c (inline_forbidden_p_stmt): Use
2964 gimple_maybe_alloca_call_p here.
2966 2016-07-21 David Malcolm <dmalcolm@redhat.com>
2968 * spellcheck-tree.c (best_macro_match::best_macro_match):
2969 Explictly specify the template arguments when invoking the base
2970 class constructor, to help older C++ compilers.
2972 2016-07-21 Jakub Jelinek <jakub@redhat.com>
2975 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
2976 before builtin_decl_implicit.
2978 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
2980 * optabs.c (emit_condiitonal_move): Short circuit for identical
2983 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
2985 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
2986 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
2987 (noce_conversion_profitable_p): New.
2988 (noce_try_store_flag_constants): Use it.
2989 (noce_try_addcc): Likewise.
2990 (noce_try_store_flag_mask): Likewise.
2991 (noce_try_cmove): Likewise.
2992 (noce_try_cmove_arith): Likewise.
2993 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
2995 (noce_convert_multiple_sets): Move cost model to here, from...
2996 (bb_ok_for_noce_convert_multiple_sets) ...here.
2997 (noce_process_if_block): Update calls for above changes.
2998 (noce_find_if_block): Record new noce_if_info parameters.
3000 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
3002 * target.def (max_noce_ifcvt_seq_cost): New.
3003 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
3004 * doc/tm.texi: Regenerate.
3005 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
3006 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
3007 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
3008 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
3009 * doc/invoke.texi: Document new params.
3011 2016-07-21 Richard Biener <rguenther@suse.de>
3013 PR tree-optimization/71947
3014 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
3015 ranges have useful limit_vr information.
3017 2016-07-21 Richard Biener <rguenther@suse.de>
3019 * function-tests.c (build_trivial_generic_function): Set
3020 BLOCK_SUPERCONTEXT of DECL_INITIAL.
3021 * omp-low.c (create_omp_child_function): Likewise.
3022 (grid_expand_target_grid_body): Likewise.
3023 * cgraphunit.c (init_lowered_empty_function): Likewise.
3024 (cgraph_node::expand_thunk): Likewise.
3025 * tree-parloops.c (create_loop_fn): Likewise.
3026 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
3028 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3030 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
3033 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
3035 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
3036 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
3037 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
3038 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
3039 values for insn attribute.
3040 * config/avr/avr.c (avr_out_insert_notbit): New function.
3041 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
3042 ADJUST_LEN_INSV_NOTBIT_0/_7.
3043 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
3045 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3047 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
3048 (chrec_convert_1, chrec_convert): Ditto.
3049 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
3050 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
3051 * tree-vrp.c (adjust_range_with_scev): Ditto.
3052 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
3053 (scev_var_range_cant_overflow): New function.
3054 (scev_probably_wraps_p): New parameter. Call above function.
3055 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
3057 2016-07-21 Bin Cheng <bin.cheng@arm.com>
3059 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
3060 by removing computation of may_be_zero.
3062 2016-07-21 Jakub Jelinek <jakub@redhat.com>
3064 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
3066 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
3068 Improving concepts performance and diagnostics.
3069 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
3070 for constraint satisfaction and subsumption.
3071 * timevar.h (auto_timevar): New constructor that matches the push/pop
3072 pattern of usage in pt.c.
3074 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3076 * hwint.h (HOST_WIDE_INT_0): New define.
3077 (HOST_WIDE_INT_0U): Ditto.
3078 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
3079 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
3080 * simplify-rtx.c: Ditto.
3081 * tree-object-size.c: Ditto.
3083 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3085 * config/s390/s390.c (s390_encode_section_info): Remove mode size
3088 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
3090 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
3091 * combine.c: Use HOST_WIDE_INT_M1U instead of
3092 ~(unsigned HOST_WIDE_INT) 0.
3093 * double-int.h: Ditto.
3095 * dwarf2asm.c:Ditto.
3097 * genmodes.c: Ditto.
3099 * read-rtl.c: Ditto.
3100 * tree-ssa-loop-ivopts.c: Ditto.
3101 * tree-ssa-loop-prefetch.c: Ditto.
3102 * tree-vect-generic.c: Ditto.
3103 * tree-vect-patterns.c: Ditto.
3106 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3108 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
3109 constant addresses outside [0,0xc0] into a register.
3110 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
3111 cases where the base address register is unused after.
3112 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
3113 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
3114 (avr_out_store_psi_reg_disp_tiny): Same.
3116 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3118 Implement attribute progmem on reduced Tiny cores by adding
3119 flash offset 0x4000 to respective symbols.
3122 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
3123 documentation how it works on reduced Tiny cores.
3124 (AVR Named Address Spaces): No support for reduced Tiny.
3125 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
3126 (avr_address_tiny_pm_p): New static function.
3127 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
3128 if the address is in progmem.
3129 (avr_assemble_integer): Same.
3130 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
3131 for symbol_ref in progmem.
3132 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
3133 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
3134 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
3136 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
3138 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
3139 * configure: Regenerate.
3140 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
3141 (USE_THIN_ARCHIVES): New variable.
3142 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
3143 this archive as a thin archive.
3145 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3147 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
3148 same location as last time, don't skip if we have fix-it hints.
3149 Clarify the skipping logic by converting it from one "if" clause
3150 to repeated "if" clauses.
3151 * spellcheck-tree.c: Include "cpplib.h".
3152 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
3153 (best_macro_match::best_macro_match): New constructor.
3154 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
3155 Move here from c/c-decl.c.
3156 (class best_macro_match): Move here from c/c-decl.c, converting
3157 from a typedef to a subclass, gaining a ctor.
3159 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3161 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
3162 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
3164 (avr_addr_space_diagnose_usage): ...and implementation.
3165 (avr_addr_space_supported_p): New function.
3166 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
3167 report bad address space usage if that space is supported.
3168 (avr_insert_attributes): Same. No more complain about unsupported
3170 * config/avr/avr-c.c (tm_p.h): Include it.
3171 (avr_cpu_cpp_builtins): Only define addr-space related built-in
3172 macro if avr_addr_space_supported_p.
3174 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
3176 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
3177 flag_toplevel_reorder.
3179 2016-07-20 David Malcolm <dmalcolm@redhat.com>
3181 * gcc-rich-location.c
3182 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
3184 * gcc-rich-location.h
3185 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
3187 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
3189 * target.def (addr_space): Add new diagnose_usage to hook vector.
3190 * targhooks.c (default_addr_space_diagnose_usage): Add default
3191 implementation and...
3192 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
3193 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
3194 is some address space, call targetm.addr_space.diagnose_usage.
3195 * doc/tm.texi.in (Named Address Spaces): Add anchor for
3196 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
3197 * doc/tm.texi: Regenerate.
3199 2016-07-20 Martin Liska <mliska@suse.cz>
3202 * graphite-isl-ast-to-gimple.c (later_of_the_two):
3203 Properly handly PHI stmts.
3205 2016-07-20 Bin Cheng <bin.cheng@arm.com>
3207 PR tree-optimization/71503
3208 PR tree-optimization/71683
3209 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
3212 2016-07-20 Martin Liska <mliska@suse.cz>
3214 * doc/invoke.texi (-fipa-ra): Document when the option is
3215 disabled. Fix a typo.
3217 2016-07-20 Martin Liska <mliska@suse.cz>
3219 * Makefile.in: Include fibonacci_heap.c
3220 * fibonacci_heap.c: New file.
3221 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
3222 (fibonacci_heap::union_with): Fix deletion of the second heap.
3223 * selftest-run-tests.c (selftest::run_tests): Incorporate
3224 fibonacci heap tests.
3225 * selftest.h: Declare fibonacci_heap_c_tests.
3227 2016-07-20 Martin Liska <mliska@suse.cz>
3229 * selftest-run-tests.c (selftest::run_tests): New function.
3230 * selftest.h (sreal_c_tests): Declare.
3231 * sreal.c (sreal_verify_basics): New function.
3232 (verify_aritmetics): Likewise.
3233 (sreal_verify_arithmetics): Likewise.
3234 (verify_shifting): Likewise.
3235 (sreal_verify_shifting): Likewise.
3236 (void sreal_c_tests): Likewise.
3238 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3240 PR rtl-optimization/71916
3241 * cfgrtl.c (contains_no_active_insn_p): Return false also for
3242 bb which have a single succ fake edge.
3244 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
3247 * dwarf2out.c (gen_subprogram_die): Only call
3248 gen_unspecified_parameters_die while dumping early dwarf.
3250 2016-07-19 Jakub Jelinek <jakub@redhat.com>
3253 * gimple-fold.c (fold_builtin_memory_op): Use
3254 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
3256 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
3258 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
3259 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
3260 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
3261 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
3265 * double-int.c: Ditto.
3267 * dwarf2out.c: Ditto.
3270 * fold-const.c: Ditto.
3271 * function.c: Ditto.
3273 * genmodes.c: Ditto.
3277 * loop-doloop.c: Ditto.
3278 * loop-invariant.c: Ditto.
3285 * simplify-rtx.c: Ditto.
3286 * stor-layout.c: Ditto.
3288 * tree-ssa-loop-ivopts.c: Ditto.
3289 * tree-vect-generic.c: Ditto.
3290 * tree-vect-patterns.c: Ditto.
3295 * wide-int-print.cc: Ditto.
3296 * wide-int.cc: Ditto.
3297 * wide-int.h: Ditto.
3299 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3301 * selftest.c (selftest::assert_streq): Handle NULL values of
3302 val_actual and val_expected.
3304 2016-07-19 Martin Jambor <mjambor@suse.cz>
3307 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
3308 rather than cgraph_create_node to get a call graph node.
3310 2016-07-19 Richard Biener <rguenther@suse.de>
3312 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
3313 handle all tcc_constant bases and valueize SSA names.
3314 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
3317 2016-07-19 David Malcolm <dmalcolm@redhat.com>
3319 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
3320 the flags of the exit block and bb2, not just the entry block.
3322 2016-07-19 Richard Biener <rguenther@suse.de>
3324 PR tree-optimization/71901
3325 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
3326 align member, group stuff with the bitfield.
3327 (vn_ref_op_align_unit): New inline.
3328 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
3329 record element alignment and operand 3 unchanged.
3330 (ao_ref_init_from_vn_reference): Adjust.
3331 (valueize_refs_1): Likewise.
3332 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3334 2016-07-19 Richard Biener <rguenther@suse.de>
3336 PR tree-optimization/71908
3337 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
3338 symbolic constants in a more reliable way.
3340 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
3342 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
3344 (vect_update_inits_of_drs): Likewise.
3345 (vect_create_cond_for_alias_checks): Likewise.
3346 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
3348 2016-07-19 Richard Biener <rguenther@suse.de>
3351 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
3352 with an abstract origin that is not an inlined function outer
3353 scope add a self-reference as abstract origin.
3354 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
3356 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3359 * config/rs6000/rs6000.c (rs6000_function_value): Fix
3360 unintentional System V.4 structure return breakage for structures
3361 with a single floating point element.
3363 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
3365 PR tree-optimization/71734
3366 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
3367 contains REF, use it to check safelen, assume that safelen value
3368 must be greater 1, fix style.
3369 (ref_indep_loop_p_2): Add REF_LOOP argument.
3370 (ref_indep_loop_p): Pass LOOP as additional argument to
3373 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3375 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
3376 allocation in the prologue.
3377 * explow.c (get_dynamic_stack_base): New function to return an address
3378 expression for the dynamic stack base.
3379 (get_dynamic_stack_size): New function to do the required dynamic stack
3380 space size calculations.
3381 (allocate_dynamic_stack_space): Use new functions.
3382 (align_dynamic_address): Move some code from
3383 allocate_dynamic_stack_space to new function.
3384 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
3386 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3388 * config/s390/s390.c (s390_encode_section_info): Always set
3389 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
3392 2016-07-18 Richard Biener <rguenther@suse.de>
3394 PR tree-optimization/71893
3395 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
3396 for sizetype cast added by array_ref_element_size.
3397 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3399 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
3401 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
3402 register parameters. Remove code to initialize argument pointer
3403 on TARGET_64BIT. Optimize call to _mcount when it can be reached
3404 using a pc-relative branch. Cleanup conditional code.
3405 * config/pa/pa.md (call_mcount): New expander.
3406 (call_mcount_nonpic): New insn.
3407 (call_mcount_pic): New insn and split.
3408 (call_mcount_pic_post_reload): New insn.
3409 (call_mcount_64bit): New insn and split.
3410 (call_mcount_64bit_post_reload): New insn.
3412 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3414 * config/avr/predicates.md (const_m255_to_m1_operand): New.
3415 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
3416 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
3417 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
3418 (*usum_widenqihi3, *udiff_widenqihi3)
3419 (*addhi3_zero_extend.const): New combiner insns.
3420 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
3421 just 1 bit is affected.
3422 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
3423 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
3425 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
3427 * omp-low.c (lower_omp_target): Mark data clauses with
3428 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
3429 zero-length subarrays.
3431 2016-07-15 Richard Biener <rguenther@suse.de>
3433 PR tree-optimization/71881
3434 * tree-loop-distribution.c (destroy_loop): Remove blocks in
3435 reverse DOM order to make debug temp generation happy.
3437 2016-07-15 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/71887
3440 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
3441 verify it is not zero for division / modulo handling.
3442 (value_replacement): Adjust.
3444 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
3445 Julian Brown <julian@codesourcery.com>
3447 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
3448 * config/aarch64/aarch64-cost-tables.h
3449 (vulcan_extra_costs): New variable.
3450 * config/aarch64/aarch64.c
3451 (vulcan_addrcost_table): Likewise.
3452 (vulcan_regmove_cost): Likewise.
3453 (vulcan_vector_cost): Likewise.
3454 (vulcan_branch_cost): Likewise.
3455 (vulcan_tunings): Likewise.
3457 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
3459 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
3460 (output_in_order): Loop over undefined variables too. Output them
3461 via assemble_undefined_decl. Skip variables that correspond to hard
3462 registers or have value-exprs.
3463 * varpool.c (symbol_table::output_variables): Handle undefined
3464 variables together with defined ones.
3466 2016-07-15 Richard Biener <rguenther@suse.de>
3468 * tree-ssa-pre.c (get_representative_for): Make sure to return
3469 the value number of SSA names.
3470 (phi_translate_1): get_representative_for cannot return NULL.
3471 (do_pre_regular_insertion): Remove redundant call to
3472 fully_constant_expression.
3473 (do_pre_partial_partial_insertion): Likewise.
3475 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3477 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
3478 (derive_simple_iv_with_niters): New function.
3479 (simple_iv): Rewrite using simple_iv_with_niters.
3480 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
3481 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
3483 (number_of_iterations_exit): Rewrite using above function.
3484 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
3487 2016-07-15 Richard Biener <rguenther@suse.de>
3489 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
3492 2016-07-14 Jakub Jelinek <jakub@redhat.com>
3494 PR tree-optimization/71872
3495 * tree-data-ref.c (get_references_in_stmt): Ignore references
3496 with is_gimple_constant get_base_address.
3498 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3500 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
3501 (TARGET_HAVE_LDACQD): New macro.
3502 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
3503 than TARGET_HAVE_LDACQ.
3504 (arm_load_acquire_exclusivedi): Likewise.
3505 (arm_store_release_exclusivedi): Likewise.
3507 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3509 PR rtl-optimization/71878
3510 * lra-constraints.c (match_reload): Pass information about other
3511 output operands. Create new unique register value if matching input
3512 operand shares same register value as output operand being considered.
3513 (curr_insn_transform): Record output operands already processed.
3515 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3518 PR tree-optimization/70923
3519 * tree-vect-patterns.c: Include mult-synthesis.h.
3520 (target_supports_mult_synth_alg): New function.
3521 (synth_lshift_by_additions): Likewise.
3522 (apply_binop_and_append_stmt): Likewise.
3523 (vect_synth_mult_by_constant): Likewise.
3524 (target_has_vecop_for_code): Likewise.
3525 (vect_recog_mult_pattern): Use above functions to synthesize vector
3526 multiplication by integer constants.
3528 2016-07-14 Alan Modra <amodra@gmail.com>
3530 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
3531 gpr alternatives. Correct '*' placement on Y,r alternative.
3532 Add '*' on operand 1 of r,r alternative.
3534 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3536 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
3537 * expmed.h: ... Here.
3539 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
3541 * gimple.h (stmt_can_terminate_bb_p): New function.
3542 * tree-cfg.c (need_fake_edge_p): Rename to ...
3543 (stmt_can_terminate_bb_p): ... this; return true if stmt can
3544 throw external; handle const and pure calls.
3545 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
3547 2016-07-14 Richard Biener <rguenther@suse.de>
3549 PR tree-optimization/71866
3550 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
3551 (do_hoist_insertion): Avoid endless recursion when we
3552 didn't insert anything because we managed to simplify
3553 things down to a constant or SSA name.
3554 (fully_constant_expression): Re-write in terms of ...
3555 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
3556 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
3557 vn_nary_build_or_lookup_1.
3558 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
3559 (vn_nary_build_or_lookup): ... this which now wraps it.
3561 2016-07-14 Alan Modra <amodra@gmail.com>
3564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
3565 with p9_vector override before power9-dform override.
3567 2016-07-13 Andi Kleen <ak@linux.intel.com>
3569 * value-prof.c (gimple_value_profile_transformations): Don't run
3570 when auto_profile is on.
3572 2016-07-13 Andi Kleen <ak@linux.intel.com>
3574 * auto-profile.c (update_inlined_ind_target,
3575 afdo_indirect_call): Print information to dump file.
3577 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
3579 * genrecog.c (special_predicate_operand_p): New function.
3580 (predicate_name): Move function.
3581 (validate_pattern): Don't warn about missing mode for all
3582 define_special_predicate predicates.
3584 2016-07-13 Bin Cheng <bin.cheng@arm.com>
3586 * tree-vect-data-refs.c (vect_no_alias_p): New function.
3587 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
3588 resolve alias checks which are known at compilation time.
3589 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
3590 alias checks are resolved. Move dump info for too many runtime
3591 alias checks to here...
3592 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
3594 2016-07-13 Richard Biener <rguenther@suse.de>
3596 PR tree-optimization/24574
3597 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
3598 position and add shift, rotate, divison and modulo support
3600 (value_replacement): Pass in argument position to absorbing_element_p.
3602 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
3605 * ipa-inline-transform.c (inline_call): Support
3606 instrumented thunks.
3608 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3610 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
3611 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
3613 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
3614 Baseline. Make initial alternative TARGET_32BIT only.
3615 (udivsi3): Likewise.
3616 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
3617 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
3620 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3622 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
3623 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
3624 availability with TARGET_HAVE_MOVT.
3625 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
3626 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
3627 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
3629 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
3630 extra instruction if MOVW is available. Use a cost variable
3631 incremented by COSTS_N_INSNS (1) when the condition match rather than
3632 returning an arithmetic expression based on COSTS_N_INSNS. Make
3633 constant with bottom half word zero cost 2 instruction if MOVW is
3635 * config/arm/arm.md (define_attr "arch"): Add v8mb.
3636 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
3637 target is ARMv8-M Baseline.
3638 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
3639 (arm_movtas_ze): Likewise.
3640 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
3641 alternative for constants satisfying j constraint.
3642 (thumb1_movsi_insn): Likewise.
3643 (movsi splitter for K alternative): Tighten condition to not trigger
3644 if movt is available and j constraint is satisfied.
3645 (Pe immediate splitter): Likewise.
3646 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
3647 constant fitting in an halfword to use MOVW.
3648 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
3651 2016-07-13 Richard Biener <rguenther@suse.de>
3654 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
3655 gimplifying the LHS. Make sure to gimplify a returning twice
3656 call LHS without using SSA names.
3658 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3660 * tree-data-ref.c (find_data_references_in_stmt): Remove
3661 unnecessary call to vec::release.
3662 (graphite_find_data_references_in_stmt): Likewise.
3663 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
3664 * tree-vect-stmts.c (vectorizable_condition): Likewise.
3666 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3668 * cfgexpand.c (expand_used_vars): Make the type of a local
3670 * genmatch.c (lower_for): Likewise.
3671 * haifa-sched.c (haifa_sched_init): Likewise.
3672 (add_to_speculative_block): Likewise.
3673 (create_check_block_twin): Likewise.
3674 * predict.c (handle_missing_profiles): Likewise.
3675 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
3676 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
3677 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
3679 (maybe_lower_iteration_bound): Likewise.
3680 * tree-ssa-sccvn.c (DFS): Likewise.
3681 * tree-stdarg.c (reachable_at_most_once): Likewise.
3682 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
3683 (vectorizable_store): Likewise.
3685 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3687 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
3688 (sccvn_dom_walker): make cond_stack an auto_vec.
3690 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3692 * ree.c (struct ext_state): Make type of members auto_vec.
3693 (find_and_remove_re): Adjust.
3695 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3697 * cfgexpand.c (struct stack_vars_data): Make type of fields
3699 (expand_used_vars): Adjust.
3701 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3703 * ipa.c (record_cdtor_fn): Adjust.
3704 (build_cdtor_fns): Likewise.
3705 (ipa_cdtor_merge): Make static_ctors and static_dtors local
3708 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3710 * genextract.c (struct accum_extract): Add constructor and make
3714 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3716 * tree.c (struct free_lang_data_d): Add constructor and change
3717 types of members to ones that automatically manage resources.
3718 (fld_worklist_push): Adjust.
3719 (find_decls_types): Likewise.
3720 (find_decls_types_in_eh_region): Likewise.
3721 (free_lang_data_in_cgraph): Stop manually creating and
3722 destroying members of free_lang_data_d.
3724 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
3726 PR rtl-optimization/68961
3727 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
3728 peephole variant. Use sse_reg_operand predicates.
3730 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/predicates.md (x86_64_immediate_operand)
3733 <case CONST_INT>: Remove unneeded truncation to DImode.
3734 <case CONST>: Ditto.
3735 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
3737 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3740 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
3741 The xxperm and xxpermr instructions require that the 2nd input
3742 operand overlap with the output operand, and not the 1st.
3743 (altivec_vperm_v8hiv16qi): Likewise.
3744 (altivec_vperm_<mode>_uns_internal): Likewise.
3745 (altivec_vpermr_<mode>_internal): Likewise.
3746 (vperm_v8hiv4si): Likewise.
3747 (vperm_v16qiv8hi): Likewise.
3749 2016-07-12 Nathan Sidwell <nathan@acm.org>
3751 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
3752 when -mno-pic-data-is-text-relative is in effect, by default.
3753 * doc/invoke.texi (mpic-data-is-text-relative): Document new
3754 behavior and clarify.
3756 2016-07-12 Martin Liska <mliska@suse.cz>
3758 * params.def: Add avg-loop niter.
3759 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
3760 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
3761 * doc/invoke.texi: Document the new parameter.
3763 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3766 * expr.c (store_constructor): Mask sign-extended bits when widening
3767 sub-word constructor element at the start of a word.
3769 2016-07-12 Martin Liska <mliska@suse.cz>
3771 * Makefile.in: Append rule for params-options.h.
3772 * params-options.h: New file.
3774 2016-07-12 Martin Liska <mliska@suse.cz>
3776 * ira-build.c (mark_loops_for_removal): Properly iterate
3779 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
3780 Richard Biener <rguenther@suse.de>
3782 PR tree-optimization/23286
3783 PR tree-optimization/70159
3784 * doc/invoke.texi: Document -fcode-hoisting.
3785 * common.opt (fcode-hoisting): New flag.
3786 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
3787 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
3788 (do_regular_insertion): Rename to ...
3789 (do_pre_regular_insertion): ... this and amend general comments
3790 on insertion strathegy.
3791 (do_partial_partial_insertion): Rename to ...
3792 (do_pre_partial_partial_insertion): ... this.
3793 (do_hoist_insertion): New function.
3794 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
3795 and call do_hoist_insertion properly.
3797 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
3798 (pass_pre::execute): Register hoist_insert stats.
3800 2016-07-12 Jakub Jelinek <jakub@redhat.com>
3803 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
3804 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
3805 is different from mode's bitsize. Small cleanup.
3807 2016-07-12 Richard Biener <rguenther@suse.de>
3809 PR rtl-optimization/68961
3810 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
3811 to simplify to a non-constant.
3813 2016-07-11 Jakub Jelinek <jakub@redhat.com>
3816 * omp-low.c (expand_omp_target): Gimplify device.
3818 PR tree-optimization/71823
3819 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
3820 to get vec_oprnds2 from op2.
3822 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
3824 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
3825 Hoist common subexpressions.
3826 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
3828 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
3831 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
3832 prevent generation of 'stxsiwx' on pre Power8 hardware.
3834 2016-07-11 David Malcolm <dmalcolm@redhat.com>
3836 * input.c: Include cpplib.h.
3837 (selftest::temp_source_file): New class.
3838 (selftest::temp_source_file::temp_source_file): New ctor.
3839 (selftest::temp_source_file::~temp_source_file): New dtor.
3840 (selftest::should_have_column_data_p): New function.
3841 (selftest::test_should_have_column_data_p): New function.
3842 (selftest::temp_line_table): New class.
3843 (selftest::temp_line_table::temp_line_table): New ctor.
3844 (selftest::temp_line_table::~temp_line_table): New dtor.
3845 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
3846 it to create a temp_line_table.
3847 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
3848 locations that are known to have column data.
3849 (selftest::line_table_case): New struct.
3850 (selftest::test_reading_source_line): Move tempfile handling
3851 to class temp_source_file.
3852 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
3853 (selftest::assert_token_loc_eq): New function.
3854 (ASSERT_TOKEN_LOC_EQ): New macro.
3855 (selftest::test_lexer): New function.
3856 (selftest::boundary_locations): New array.
3857 (selftest::input_c_tests): Call test_should_have_column_data_p.
3858 Loop over a test matrix of interesting values of location and
3859 default_range_bits, calling test_lexer on each case in the matrix.
3860 Move call to test_accessing_ordinary_linemaps into the matrix.
3861 * selftest.h (ASSERT_EQ): Reimplement in terms of...
3862 (ASSERT_EQ_AT): New macro.
3864 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
3867 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3868 Don't convert TImode in debug insn.
3870 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
3872 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
3873 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
3874 (tree_type_common::lang_flag_7): New.
3875 (tree_type_common::spare): Reduce size.
3876 * tree.h (TYPE_ALIGN_OK): Remove.
3877 (TYPE_LANG_FLAG_7): New.
3878 (get_inner_reference): Adjust header.
3879 * print-tree.c (print_node): Adjust.
3880 * expr.c (get_inner_reference): Remove parameter keep_aligning.
3881 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
3882 calls to get_inner_reference.
3883 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
3884 handling of TYPE_ALIGN_OK.
3885 * builtins.c (get_object_alignment_2): Adjust call to
3886 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
3887 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
3889 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
3890 * cfgexpand.c (expand_debug_expr): Likewise.
3891 * dbxout.c (dbxout_expand_expr): Likewise.
3892 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
3893 loc_list_from_tree, fortran_common): Likewise.
3894 * fold-const.c (optimize_bit_field_compare,
3895 decode_field_reference, fold_unary_loc, fold_comparison,
3896 split_address_to_core_and_offset): Likewise.
3897 * gimple-laddress.c (execute): Likewise.
3898 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
3899 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
3900 * hsa-gen.c (gen_hsa_addr): Likewise.
3901 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
3902 * tsan.c (instrument_expr): Likewise.
3903 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
3904 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
3905 * tree-affine.c (tree_to_aff_combination,
3906 get_inner_reference_aff): Adjust calls to get_inner_reference.
3907 * tree-data-ref.c (split_constant_offset_1,
3908 dr_analyze_innermost): Likewise.
3909 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
3910 * tree-sra.c (ipa_sra_check_caller): Likewise.
3911 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
3912 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
3913 bswap_replace): Likewise.
3914 * tree-vect-data-refs.c (vect_check_gather,
3915 vect_analyze_data_refs): Likewise.
3916 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
3917 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
3920 2016-07-11 David Malcolm <dmalcolm@redhat.com>
3922 * Makefile.in (selftest-valgrind): New phony target.
3923 * function-tests.c (selftest::build_cfg): Delete pass instances
3924 created by the test.
3925 (selftest::convert_to_ssa): Likewise.
3926 (selftest::test_expansion_to_rtl): Likewise.
3927 * tree-cfg.c (selftest::test_linear_chain): Release dominator
3929 (selftest::test_diamond): Likewise.
3931 2016-07-11 Richard Biener <rguenther@suse.de>
3933 PR tree-optimization/71816
3934 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
3935 than replacing all of its operands.
3937 2016-07-11 Alan Modra <amodra@gmail.com>
3939 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
3940 (ctr<mode>): Add unspec.
3941 (ctr<mode>_internal*): Likewise.
3943 2016-07-08 James Bowman <james.bowman@ftdichip.com>
3945 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
3946 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
3948 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
3950 PR rtl-optimization/71621
3951 * lra-constraints.c (process_alt_operands): Check combination of
3954 2016-07-08 Jason Merrill <jason@redhat.com>
3955 Richard Biener <rguenther@suse.de>
3957 P0145: Refining Expression Order for C++.
3958 * gimplify.c (initial_rhs_predicate_for): New.
3959 (gimplfy_modify_expr): Gimplify RHS before LHS.
3961 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3964 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3965 Allow standard error handling to take over when a wrong number
3966 of arguments is presented to __builtin_vec_ld () or
3967 __builtin_vec_st ().
3969 2016-07-08 Jiong Wang <jiong.wang@arm.com>
3971 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
3976 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
3977 __builtin_aarch64_fmaxv2sf.
3978 (vmaxnmq_f32): Likewise.
3979 (vmaxnmq_f64): Likewise.
3980 (vminnm_f32): Likewise.
3981 (vminnmq_f32): Likewise.
3982 (vminnmq_f64): Likewise.
3984 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
3987 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
3988 enable -mfloat128-hardware by default.
3989 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
3990 that IEEE 128-bit hardware support needs.
3991 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
3992 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
3993 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
3994 floating point requires.
3995 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3996 -mfloat128 and -mfloat128-hardware changes.
3998 2016-07-08 Alan Hayward <alan.hayward@arm.com>
4000 PR tree-optimization/71667
4001 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
4003 2016-07-08 Martin Liska <mliska@suse.cz>
4006 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
4007 folding produces SAVE_EXPRs, thus return false for the type.
4009 2016-07-07 Martin Liska <mliska@suse.cz>
4011 * file-find.c (remove_prefix): New function.
4012 * file-find.h (remove_prefix): Declare the function.
4013 * gcc-ar.c (main): Skip a folder of the wrapper if
4014 a wrapped binary would point to the same file.
4016 2016-07-07 Jan Hubicka <jh@suse.cz>
4018 * tree-scalar-evolution.c (iv_can_overflow_p): export.
4019 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
4020 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
4022 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
4025 * ipa-inline-analysis.c (compute_inline_parameters): Set
4026 local.can_change_signature to false for intrumentation
4029 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4031 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
4032 with TARGET_HAVE_MOVT.
4033 (TARGET_HAVE_MOVT): Define.
4034 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
4035 availability with TARGET_HAVE_MOVT.
4036 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
4038 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
4040 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
4041 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
4042 * config/arm/constraints.md (define_constraint "j"): Use
4043 TARGET_HAVE_MOVT to check MOVT availability.
4045 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4047 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
4049 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4051 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
4052 (armv8-m.main): Likewise.
4053 (armv8-m.main+dsp): Likewise.
4054 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
4055 (FL_FOR_ARCH8M_MAIN): Likewise.
4056 * config/arm/arm-tables.opt: Regenerate.
4057 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
4058 armv8-m.main+dsp to BE8_LINK_SPEC.
4059 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
4060 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
4061 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
4062 Baseline and Mainline.
4063 (arm_option_override_internal): Also disable arm_restrict_it when
4064 !arm_arch_notm. Update comment for -munaligned-access to also cover
4066 (arm_file_start): Increase buffer size for printing architecture name.
4067 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
4068 and armv8-m.main+dsp.
4069 (mno-unaligned-access): Clarify that this is disabled by default for
4070 ARMv8-M Baseline architectures as well.
4072 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
4074 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
4075 decide whether to prevent some libgcc routines being included for some
4076 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
4077 link between this condition and the one in
4078 libgcc/config/arm/lib1func.S.
4080 2016-07-07 Richard Biener <rguenther@suse.de>
4082 * tree-ssa-pre.c: Include alias.h.
4083 (compute_avail): If we have multiple VN_REFERENCEs with the
4084 same hashtable entry adjust that to make it a valid replacement
4085 for all of them with respect to alignment and aliasing
4086 when doing insertion.
4087 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
4088 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
4090 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
4094 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
4095 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
4098 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4100 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
4101 (adjust_mems): Adjust.
4102 (adjust_insn): Likewise.
4103 (prepare_call_arguments): Likewise.
4105 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4107 * gcse.c (struct ls_expr): Make stores field a vector.
4108 (ldst_entry): Adjust.
4109 (free_ldst_entry): Likewise.
4110 (print_ldst_list): Likewise.
4111 (compute_ld_motion_mems): Likewise.
4112 (update_ld_motion_stores): Likewise.
4114 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4116 * gcse.c (struct ls_expr): Remove loads field.
4117 (ldst_entry): Adjust.
4118 (free_ldst_entry): Likewise.
4119 (print_ldst_list): Likewise.
4120 (compute_ld_motion_mems): Likewise.
4122 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4124 * store-motion.c (struct st_expr): Make antic_stores a vector.
4125 (st_expr_entry): Adjust.
4126 (free_st_expr_entry): Likewise.
4127 (print_store_motion_mems): Likewise.
4128 (find_moveable_store): Likewise.
4129 (compute_store_table): Likewise.
4130 (remove_reachable_equiv_notes): Likewise.
4131 (replace_store_insn): Likewise.
4132 (build_store_vectors): Likewise.
4134 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4136 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
4137 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
4139 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4141 PR tree-optimization/71518
4142 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
4143 misalign also for outer loops with negative step.
4145 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
4147 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
4148 (cortex_a53_shift): Add mov_shift.
4149 (cortex_a53_shift_reg): Add new reservation for register shifts.
4150 (cortex_a53_alu): Remove bfm.
4151 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
4152 (cortex_a53_alu_extr): Add new reservation for EXTR.
4153 (bypasses): Improve bypass modelling.
4155 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4158 * config/avr/avr.c (avr_asm_select_section): Strip off
4159 SECTION_DECLARED from flags when calling get_section.
4161 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4163 * tree-vectorizer.h (vect_memory_access_type): Add
4164 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
4165 * tree-vect-stmts.c (compare_step_with_zero): New function.
4166 (perm_mask_for_reverse): Move further up file.
4167 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
4169 (get_negative_load_store_type): New function.
4170 (get_load_store_type): Call it. Add an ncopies argument.
4171 (vectorizable_mask_load_store): Update call accordingly and
4172 remove tests for negative steps.
4173 (vectorizable_store, vectorizable_load): Likewise. Handle new
4174 memory_access_types.
4176 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4178 * tree-vectorizer.h (vect_memory_access_type): New enum.
4179 (_stmt_vec_info): Add a memory_access_type field.
4180 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
4181 (vect_model_store_cost): Take an access type instead of a boolean.
4182 (vect_model_load_cost): Likewise.
4183 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
4184 vect_model_store_cost and vect_model_load_cost.
4185 * tree-vect-stmts.c (vec_load_store_type): New enum.
4186 (vect_model_store_cost): Take an access type instead of a
4187 store_lanes_p boolean. Simplify tests.
4188 (vect_model_load_cost): Likewise, but for load_lanes_p.
4189 (get_group_load_store_type, get_load_store_type): New functions.
4190 (vectorizable_store): Use get_load_store_type. Record the access
4191 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
4192 (vectorizable_load): Likewise.
4193 (vectorizable_mask_load_store): Likewise. Replace is_store
4194 variable with vls_type.
4196 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4198 * tree-vectorizer.h (vect_grouped_load_supported): Add a
4199 single_element_p parameter.
4200 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
4201 Check the PR65518 case here rather than in vectorizable_load.
4202 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
4203 * tree-vect-stmts.c (vectorizable_load): Likewise.
4205 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4207 * tree-vectorizer.h (gather_scatter_info): New structure.
4208 (vect_check_gather_scatter): Return a bool rather than a decl.
4209 Replace return-by-pointer arguments with a single
4210 gather_scatter_info *.
4211 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
4212 (vect_analyze_data_refs): Update call accordingly.
4213 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
4214 (vectorizable_mask_load_store): Likewise. Also record the
4215 offset dt and vectype in the gather_scatter_info.
4216 (vectorizable_store): Likewise.
4217 (vectorizable_load): Likewise.
4219 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4221 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
4222 strided groups, use the cost of N scalar accesses instead
4223 of ncopies vector accesses.
4224 (vect_model_load_cost): Likewise.
4226 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4228 * tree-vect-stmts.c (vect_cost_group_size): Delete.
4229 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
4230 variable to indicate when once-per-group costs are being used.
4231 (vect_model_load_cost): Likewise. Fix comment and misindented code.
4233 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
4235 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
4236 peeling-for-gaps condition.
4238 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4240 * config/s390/s390.c (s390_expand_vec_init): Force initializer
4241 element to register if it doesn't match general_operand.
4243 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
4244 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4246 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
4248 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
4249 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
4250 (SIGNBIT): New mode iterator.
4251 (Fsignbit): New mode attribute.
4252 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
4253 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
4254 when direct moves are available.
4255 (signbit<mode>2_dm): New define_insn_and_split).
4256 (signbit<mode>2_dm2): New define_insn.
4258 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4260 PR rtl-optimization/71594
4261 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
4262 into subregs of appropriate mode before trying to emit a conditional
4265 2016-07-05 Jan Hubicka <jh@suse.cz>
4267 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
4268 (simple_iv): Use it.
4270 2016-07-05 Jan Hubicka <jh@suse.cz>
4272 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
4274 2016-07-05 Jiong Wang <jiong.wang@arm.com>
4276 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
4279 2016-07-05 Jan Hubicka <jh@suse.cz>
4281 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
4284 2016-07-05 Richard Biener <rguenther@suse.de>
4286 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
4287 Handle empty else block.
4288 (is_feasible_trace): Likewise.
4289 (split_paths): Likewise.
4291 2016-07-05 Richard Biener <rguenther@suse.de>
4293 * tree-loop-distribution.c (distribute_loop): Fix issue with
4294 the cost model loop.
4296 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
4298 * config/arm/neon-testgen.ml: Delete.
4299 * config/arm/neon.ml: Delete.
4301 2016-07-04 Jakub Jelinek <jakub@redhat.com>
4304 * tree.c (attribute_value_equal): Use get_attribute_name instead of
4305 directly using TREE_PURPOSE.
4307 2016-07-04 Jiong Wang <jiong.wang@arm.com>
4309 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
4310 * config/aarch64/aarch64_neon.h: Likewise.
4311 * config/aarch64/arm_neon.h: Likewise.
4312 * config/aarch64/atomics.md: Likewise.
4313 * config/aarch64/aarch64-simd-builtins.def: Likewise.
4314 * doc/invoke.texi: Likewise.
4316 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4318 * config/s390/s390.md: Add "z13" cpu_facility.
4319 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
4320 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
4321 condition" type instructions.
4323 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
4324 Jeff Law <law@redhat.com>
4326 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
4327 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
4329 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
4331 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
4332 permutation for TARGET_AVX512F.
4333 (ix86_expand_vec_one_operand_perm_avx512): New function.
4334 (expand_vec_perm_1): Invoke introduced function.
4335 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4336 it may be not valid after vectorization.
4338 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4341 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
4342 typo in comment. Only force to memory if it is a weak
4345 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
4346 Jiong Wang <jiong.wang@arm.com>
4348 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
4349 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
4350 (AARCH64_FL_F16): New.
4351 (AARCH64_FL_FOR_ARCH8_2): New.
4352 (AARCH64_ISA_8_2): New.
4353 (AARCH64_ISA_F16): New.
4354 (TARGET_FP_F16INST): New.
4355 (TARGET_SIMD_F16INST): New.
4356 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
4357 ("fp"): Disabling "fp" also disables "fp16".
4358 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
4359 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
4360 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
4361 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
4363 2016-07-04 Jan Beulich <jbeulich@suse.com>
4365 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
4367 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4370 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
4371 the insns, use an insn form that does not adjust the offset on
4372 little endian systems.
4374 2016-07-01 Jan Beulich <jbeulich@suse.com>
4376 * varasm.c (get_variable_section): Validate initializer in
4377 named .bss-like sections.
4379 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4381 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
4382 Exchange the order of the second and third operands in the vpermr
4383 instruction tmeplate.
4385 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
4388 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
4389 Disallow TDmode values.
4391 2016-07-01 Alan Modra <amodra@gmail.com>
4393 PR rtl-optimization/71709
4394 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
4395 being set, not referenced.
4397 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
4399 PR tree-optimization/70729
4400 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
4401 of loop since it can be not valid after transformation.
4403 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4405 * config/arm/arm.c (thumb_reload_in_hi): Delete.
4406 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
4408 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
4410 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
4413 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4416 * config/rs6000/constraints.md (wY constraint): New constraint to
4417 match the requirements for the LXSD and STXSD instructions.
4418 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
4419 predicate to match the requirements for the LXSD and STXSD
4421 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
4422 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
4423 to make sure that the bottom 2 bits of offset are 0, the address
4424 form is offsettable, and no updating is done in the address mode.
4425 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
4426 (movdi_internal32): Likewise
4427 (movdi_internal64): Likewise.
4429 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4431 PR tree-optimization/71707
4432 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
4433 strinfo even for ADDR_EXPR ptr.
4435 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
4437 * config/rs6000/altivec.md (darn_32): Change the condition to
4438 TARGET_P9_MISC instead of TARGET_MODULO.
4439 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
4440 condition expression.
4441 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
4442 condition expression.
4443 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
4444 (DFP_TEST): New code iterator.
4445 (dfptstsfi_<code>_mode>): New define_expand.
4446 (*dfp_sgnfcnc_<mode>): New define_insn.
4447 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
4448 definition next to BU_P9_MISC_1 definition and change the MASK
4449 value to RS6000_BTM_P9_MISC.
4450 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
4451 (BU_P9_64BIT_MISC_0): Likewise.
4452 (BU_P9_DFP_MISC_0): New macro definition.
4453 (BU_P9_DFP_MISC_1): New macro definition.
4454 (BU_P9_DFP_MISC_2): New macro definition.
4455 (BU_P9_DFP_OVERLOAD_1): New macro definition.
4456 (BU_P9_DFP_OVERLOAD_2): New macro definition.
4457 (BU_P9_DFP_OVERLOAD_3): New macro definition.
4458 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
4459 (TSTSFI_LT_TD): Likewise.
4460 (TSTSFI_EQ_DD): Likewise.
4461 (TSTSFI_EQ_TD): Likewise.
4462 (TSTSFI_GT_DD): Likewise.
4463 (TSTSFI_GT_TD): Likewise.
4464 (TSTSFI_OV_DD): Likewise.
4465 (TSTSFI_OV_TD): Likewise.
4466 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
4467 (TSTSFI_LT_DD): Likewise.
4468 (TSTSFI_LT_TD): Likewise.
4469 (TSTSFI_EQ): Likewise.
4470 (TSTSFI_EQ_DD): Likewise.
4471 (TSTSFI_EQ_TD): Likewise.
4472 (TSTSFI_GT): Likewise.
4473 (TSTSFI_GT_DD): Likewise.
4474 (TSTSFI_GT_TD): Likewise.
4475 (TSTSFI_OV): Likewise.
4476 (TSTSFI_OV_DD): Likewise.
4477 (TSTSFI_OV_TD): Likewise.
4478 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4479 overloaded test significance functions.
4480 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4481 OPTION_MASK_P9_MISC into the representation of this mask.
4482 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
4484 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
4485 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
4487 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
4488 argument is a 6-bit unsigned literal value if the icode argument
4489 represents a DFP test significance built-in call.
4490 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
4491 flag used independently and in combination with the
4492 RS6000_BTM_64BIT flag.
4493 (rs6000_opt_masks): Add entry for power9-misc command-line option.
4494 (rs6000_builtin_mask_names): Add entry for power9-misc
4495 command-line option.
4496 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
4497 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
4498 RS6000_BTM_P9_MISC macros.
4499 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
4500 option and change the description of the -mpower9-vector option to
4501 enable only vector instructions, removing its erroneously claimed
4502 support for scalar instructions.
4503 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4504 the ISA 3.0 digital floating point test significance built-in
4507 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
4509 * config/aarch64/aarch64.c (cortexa35_tunings):
4510 Enable AES fusion. Use cortexa57_branch_cost.
4511 (cortexa53_tunings): Use cortexa57_branch_cost.
4512 (cortexa72_tunings): Use cortexa57_branch_cost.
4513 Use AUTOPREFETCHER_WEAK.
4514 (cortexa73_tunings): Use cortexa57_branch_cost.
4516 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4517 James Greenhalgh <james.greenhalgh@arm.com>
4519 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
4520 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
4521 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
4522 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
4523 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
4524 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
4525 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
4526 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
4527 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
4528 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
4529 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
4530 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
4531 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
4534 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
4535 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4537 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
4539 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
4541 2016-06-30 David Malcolm <dmalcolm@redhat.com>
4544 * gcc.c (driver::build_option_suggestions): Pass "option" to
4545 add_misspelling_candidates.
4546 * opts-common.c (add_misspelling_candidates): Add "option" param;
4547 use it to avoid adding negated forms for options marked with
4549 * opts.h (add_misspelling_candidates): Add "option" param.
4551 2016-06-30 Jakub Jelinek <jakub@redhat.com>
4554 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
4555 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
4556 first when permuting bitwise operation with rotate. Cast
4557 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
4559 2016-06-29 David Malcolm <dmalcolm@redhat.com>
4561 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
4562 for misspelled param names.
4563 * params.c: Include spellcheck.h.
4564 (find_param_fuzzy): New function.
4565 * params.h (find_param_fuzzy): New prototype.
4566 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
4567 * spellcheck.h (struct edit_distance_traits<const char *>):
4570 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 * config/rs6000/predicates.md (const_0_to_7_operand): New
4573 predicate, recognize 0..7.
4574 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4575 support for doing extracts from V16QImode, V8HImode, V4SImode
4577 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
4578 vector extract support.
4579 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
4580 for ISA 3.0 vector extract.
4581 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
4582 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
4583 extracts of a constant element number from small integer vectors
4584 on 64-bit ISA 3.0 systems.
4585 (vsx_extract_<mode>_di): Likewise.
4586 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
4587 say when we can do ISA 3.0 vector extracts.
4588 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
4589 registers, using the stxsiwx instruction.
4591 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
4593 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
4594 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
4595 qdf24xx_regmove_cost, qdf24xx_tunings): New.
4596 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
4597 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
4598 * config/arm/arm.c (arm_qdf24xx_tune): New.
4600 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
4602 * config/aarch64/aarch64.c (cortexa53_tunings):
4603 Increase loop alignment to 8. Set function alignment to 16.
4604 (cortexa35_tunings): Likewise.
4605 (cortexa57_tunings): Increase loop alignment to 8.
4606 (cortexa72_tunings): Likewise.
4607 (cortexa73_tunings): Likewise.
4609 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
4611 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
4612 for arm_fp16_ok and arm_fp16_hw.
4613 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
4614 arm_fp16_alternative.
4616 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
4618 PR tree-optimization/71655
4619 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
4620 types when swapping operands.
4622 2016-06-29 Martin Liska <mliska@suse.cz>
4625 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
4626 * ipa-inline-transform.c (inline_call): Remove unnecessary call
4627 of build_optimization_node.
4629 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
4631 PR tree-optimization/70729
4632 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
4633 independent in loops having positive safelen value.
4634 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
4635 it may be not valid after vectorization.
4637 2016-06-29 Jakub Jelinek <jakub@redhat.com>
4639 PR tree-optimization/71625
4640 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
4641 is sorted by ascending list->offset. If PTR is non-NULL and there is
4642 previous strinfo, call get_stridx_plus_constant.
4643 (get_stridx): Pass exp as second argument to get_addr_stridx.
4644 (addr_stridxptr): Add missing list = list->next, so that there can be
4645 more than one entries in the list. Bump limit from 16 to 32. Ensure
4646 the list is sorted by ascending list->offset.
4647 (get_stridx_plus_constant): Adjust so that it can be also called with
4648 ADDR_EXPR instead of SSA_NAME as PTR.
4649 (handle_char_store): Pass NULL_TREE as second argument to
4652 2016-06-29 Richard Biener <rguenther@suse.de>
4654 PR rtl-optimization/68961
4655 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
4657 2016-06-29 Richard Biener <rguenther@suse.de>
4660 * alias.c (component_uses_parent_alias_set_from): Handle
4661 type punning through union accesses by using the union alias set.
4662 * gimple.c (gimple_get_alias_set): Remove union type punning case.
4664 2016-07-29 Richard Biener <rguenther@suse.de>
4666 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
4667 precision not matching mode precision.
4669 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
4671 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
4672 pa_output_arg_descriptor.
4673 (call_val_symref_64bit_post_reload): Likewise.
4674 (call_val_powf_64bit_post_reload): Likewise.
4675 (sibcall_internal_symref_64bit): Likewise.
4676 (sibcall_value_internal_symref_64bit): Likewise.
4678 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4681 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
4682 a constant, force its SUBREG_REG into memory or register instead
4685 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4688 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
4689 * doc/invoke.texi (AVR Options): Document it.
4691 2016-06-28 Walter Lee <walt@tilera.com>
4693 * config/tilegx/linux.h: Do not include arch/icache.h
4694 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4695 * config/tilepro/linux.h: Do not include arch/icache.h
4696 (CLEAR_INSN_CACHE): Provide inlined definition directly.
4698 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
4700 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
4701 for big-endian BIT_FIELD_REF.
4703 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
4705 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
4706 ('size' attribute): Add '128'.
4708 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
4709 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
4710 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
4711 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
4712 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
4713 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
4714 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
4715 *trunc<mode>df2_odd): Set size attribute to '128'.
4716 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
4717 * config/rs6000/power6.md (power6-fp): Include dfp type.
4718 * config/rs6000/power7.md (power7-fp): Likewise.
4719 * config/rs6000/power8.md (power8-fp): Likewise.
4720 * config/rs6000/power9.md: New file.
4721 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
4722 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
4723 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
4725 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
4726 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4727 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
4728 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
4729 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
4730 dfp_dscri_<mode>): Change type attribute to dfp.
4731 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
4732 attribute to vecsimple.
4733 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
4734 and prefetch streams.
4735 (rs6000_option_override_internal): Remove temporary code setting
4736 tuning to power8. Don't set rs6000_sched_groups for power9.
4737 (last_scheduled_insn): Change to rtx_insn *.
4738 (divide_cnt, vec_load_pendulum): New variables.
4739 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
4740 (rs6000_issue_rate): Set issue rate for Power9.
4741 (is_power9_pairable_vec_type): New.
4742 (power9_sched_reorder2): New.
4743 (rs6000_sched_reorder2): Call new function for Power9 specific
4745 (insn_must_be_first_in_group): Remove Power9.
4746 (insn_must_be_last_in_group): Likewise.
4747 (force_new_group): Likewise.
4748 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
4749 Initialize divide_cnt/vec_load_pendulum.
4750 (_rs6000_sched_context, rs6000_init_sched_context,
4751 rs6000_set_sched_context): Handle context save/restore of new
4754 2016-06-28 Richard Biener <rguenther@suse.de>
4756 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
4757 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
4758 COMPONENT_REF operand.
4759 (nonoverlapping_component_refs_p): Likewise.
4760 * stor-layout.c (start_bitfield_representative): Mark
4761 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
4763 2016-06-28 Jakub Jelinek <jakub@redhat.com>
4765 * Makefile.in: Don't cat ../stage_current if it does not exist.
4767 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
4768 last argument is a bit-field.
4770 PR rtl-optimization/71673
4771 * internal-fn.c (expand_arith_overflow_result_store): Use
4772 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
4773 expand_simple_binop.
4776 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
4777 expand_ifn_atomic_compare_exchange): New functions.
4778 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
4779 * tree.h (build_call_expr_internal_loc): Rename to ...
4780 (build_call_expr_internal_loc_array): ... this. Fix up type of
4782 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
4783 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
4784 ATOMIC_COMPARE_EXCHANGE result.
4785 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
4786 * gimple-fold.h (optimize_atomic_compare_exchange_p,
4787 fold_builtin_atomic_compare_exchange): New prototypes.
4788 * gimple-fold.c (optimize_atomic_compare_exchange_p,
4789 fold_builtin_atomic_compare_exchange): New functions..
4790 * tree-ssa.c (execute_update_addresses_taken): If
4791 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
4792 of call when finding addressable vars, and if such var becomes
4793 non-addressable, call fold_builtin_atomic_compare_exchange.
4795 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
4798 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
4799 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
4801 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
4803 * config/rs6000/rs6000.md ('type' attribute): Add
4804 veclogical,veccmpfx,vecexts,vecmove insn types.
4805 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
4806 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
4807 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
4808 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
4809 *nabs<mode>2_hw): Change type to vecmove.
4810 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
4811 *boolcc<mode>3_internal, *eqv<mode>3_internal,
4812 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
4813 *ieee_128bit_vsx_abs<mode>2_internal,
4814 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
4815 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
4816 *ieee128_mtvsrd_32bit): Change type to veclogical.
4817 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
4818 *movdi_internal32, *movdi_internal64): Update insn types.
4819 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
4820 vsx_extract_<mode>): Change type to veclogical.
4821 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
4822 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
4823 *vsx_sign_extend_si_v2di): Change type to vecexts.
4824 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
4826 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
4827 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
4828 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
4829 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
4830 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4831 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
4832 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
4833 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
4834 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
4835 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
4836 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
4837 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
4838 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
4839 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
4840 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
4841 (ppc7450-vecsimple): Add veclogical, vecmove.
4842 (ppc7450-veccmp): Add veccmpfx.
4843 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
4845 (ppc8540_vector_compare): Add veccmpfx.
4846 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
4847 * config/rs6000/cell.md (cell-fp): Add fpsimple.
4848 (cell-vecsimple): Add veclogical, vecmove.
4849 (cell-veccmp): Add veccmpfx.
4850 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
4851 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
4853 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
4854 * config/rs6000/power4.md (power4-fp): Add fpsimple.
4855 (power4-vecsimple): Add veclogical, vecmove.
4856 (power4-veccmp): Add veccmpfx.
4857 * config/rs6000/power5.md (power5-fp): Add fpsimple.
4858 * config/rs6000/power6.md (power6-fp): Add fpsimple.
4859 (power6-vecsimple): Add veclogical, vecmove.
4860 (power6-veccmp): Add veccmpfx.
4861 * config/rs6000/power7.md (power7-fp): Add fpsimple.
4862 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
4863 * config/rs6000/power8.md (power8-fp): Add fpsimple.
4864 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
4865 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
4866 * config/rs6000/titan.md (titan_fp): Add fpsimple.
4867 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
4869 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
4871 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
4874 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
4875 OPTION_MASK_P9_DFORM_VECTOR.
4876 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
4877 disable -mpower9-dform-vector when using reload.
4878 (quad_address_p): Remove 'gpr_p' argument and all associated code.
4879 New 'strict' argument. Update all callers. Add strict addressing
4881 (rs6000_legitimate_offset_address_p): Remove call to
4882 virtual_stack_registers_memory_p.
4883 (rs6000_legitimize_reload_address): Add quad address support.
4884 (rs6000_legitimate_address_p): Move call to quad_address_p above
4885 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
4886 to account for new strict usage.
4887 (rs6000_output_move_128bit): Adjust quad_address_p args to account
4888 for new strict usage.
4889 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
4891 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386.c (ix86_spill_class): Disable condition to
4899 always return NO_REGS.
4901 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
4903 * predict.c: Include gimple-pretty-print.h
4904 (predicted_by_loop_heuristics_p): Check also
4905 PRED_LOOP_EXIT_WITH_RECURSION
4906 (predict_loops): Find self recursive calls and use special purpose
4907 predictors for them; dump log about decisions.
4908 (pass_profile::execute): Dump info about #of iterations.
4909 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
4910 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
4912 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
4914 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
4915 output_asm_insn calls and shorten long lines. Output .CALL
4916 argument descriptor using pa_output_arg_descriptor. Add various
4917 inline $$dyncall and other optimizations.
4918 (pa_attr_length_indirect_call): Adjust ordering and lengths.
4920 2016-06-25 Jakub Jelinek <jakub@redhat.com>
4922 PR tree-optimization/71643
4923 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
4926 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
4927 leak a bitmap if dep_bb is NULL.
4929 PR tree-optimization/71631
4930 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
4931 to rewrite_expr_tree even if negate_result, move new_lhs var
4932 declaration and initialization earlier, for powi_result set afterwards
4933 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
4934 if new_lhs != lhs, and don't shadow gsi var.
4936 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
4938 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
4939 Add in_loop parameter.
4940 (predict_loops): Add loop guard heuristics.
4941 * predict.def (PRED_LOOP_GUARD): New heuristics.
4943 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
4945 * predict.c: Include ipa-utils.h
4946 (tree_bb_level_prediction): Predict recursive calls.
4947 (tree_estimate_probability_bb): Skip inexpensive calls for call
4949 * predict.def (PRED_RECURSIVE_CALL): New.
4951 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4953 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
4954 (BU_FLOAT128_1): Likewise.
4956 (COPYSIGNQ): Likewise.
4957 (RS6000_BUILTIN_NANQ): Likewise.
4958 (RS6000_BUILTIN_NANSQ): Likewise.
4959 (RS6000_BUILTIN_INFQ): Likewise.
4960 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
4961 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
4962 (TARGET_FOLD_BUILTIN): New #define.
4963 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
4964 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
4965 (rs6000_fold_builtin): New target hook implementation, handling
4966 folding of 128-bit NaNs and infinities.
4967 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
4968 entries are filled in to avoid problems during bootstrap
4969 self-test; define builtins for 128-bit NaNs and infinities.
4970 (rs6000_opt_mask): Add entry for float128.
4971 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
4972 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
4973 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
4974 (const_str_type_node): New #define.
4975 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
4976 to a define_expand that dispatches to either copysign<mode>3_soft
4977 or copysign<mode>3_hard.
4978 (copysign<mode>3_hard): Rename from copysign<mode>3.
4979 (copysign<mode>3_soft): New define_insn.
4980 * doc/extend.texi: Document new builtins.
4982 2016-06-24 Jakub Jelinek <jakub@redhat.com>
4984 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
4985 PRIu64 instead of lu.
4987 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
4990 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
4993 2016-06-24 Jakub Jelinek <jakub@redhat.com>
4995 PR tree-optimization/71647
4996 * omp-low.c (lower_rec_input_clauses): Convert
4997 omp_clause_aligned_alignment (c) to size_type_node for the
4998 last argument of __builtin_assume_aligned.
5000 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
5002 * configure.ac (calling ___tls_get_addr via GOT): New
5003 assembler/linker check.
5004 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
5005 assembler and linker supports calling ___tls_get_addr via GOT.
5006 Otherise, defined to 0.
5007 * config.in: Regenerated.
5008 * configure: Likewise.
5009 * config/i386/constraints.md (Yb): New constraint.
5010 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
5011 (REG_CLASS_NAMES): Likewise.
5012 (REG_CLASS_CONTENTS): Likewise.
5013 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
5014 the b constraint with the Yb constraint. Call ___tls_get_addr
5015 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
5017 (*tls_local_dynamic_base_32_gnu): Likewise.
5018 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
5019 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
5020 (*tls_local_dynamic_base_64_<mode>): Likewise.
5022 2016-06-24 Martin Liska <mliska@suse.cz>
5024 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
5025 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
5027 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
5028 argument to true if the expected number of iterations is
5031 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
5033 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
5034 assemble for 32bit target.
5035 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
5036 and $ld_ix86_gld_32_opt to link for 32bit target.
5037 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
5038 * configure: Regenerate.
5040 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5042 * config/arm/arm.c (int_log2): Delete definition and prototype.
5043 (shift_op): Use exact_log2 instead of int_log2.
5044 (vfp3_const_double_for_fract_bits): Likewise.
5046 2016-06-24 Jakub Jelinek <jakub@redhat.com>
5048 * internal-fn.c (expand_arith_set_overflow): New function.
5049 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
5051 (expand_arith_overflow_result_store): Likewise. Handle precision
5052 smaller than mode precision.
5053 * tree-vrp.c (extract_range_basic): For imag part, handle
5054 properly signed 1-bit precision result.
5055 * doc/extend.texi (__builtin_add_overflow): Document that last
5056 argument can't be pointer to enumerated or boolean type.
5057 (__builtin_add_overflow_p): Document that last argument can't
5058 have enumerated or boolean type.
5060 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5061 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5063 * config/rs6000/predicates.md (splat_input_operand): Rework.
5064 Don't allow constants, since the insns that use this predicate
5065 don't support constants. Constants are handled by other insns
5066 that are created via combine. During and after register
5067 allocation, only allow indexed or indirect addresses, and not
5068 general addresses. Only allow modes supported by the hardware.
5069 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
5070 comment. Move check for using VSPLTIS<x> to a common location,
5071 instead of doing it in two different places.
5073 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
5075 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5076 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
5077 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
5078 signature_CENTAUR_ebx.
5080 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
5084 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
5085 (as_ix86_gas_32_opt): This.
5086 (ld_ix86_tls_ldm_opt): Renamed to ...
5087 (ld_ix86_gld_32_opt): This.
5088 (R_386_TLS_LDM reloc): Updated.
5089 (R_386_GOT32X reloc): New assembler/linker check.
5090 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
5091 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
5093 * config.in: Regenerated.
5094 * configure: Likewise.
5095 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
5096 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
5097 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
5098 if ix86_force_load_from_GOT_p returns true.
5099 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
5100 ix86_force_load_from_GOT_p returns true.
5101 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
5102 the external function address via the GOT slot.
5103 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
5104 HAVE_AS_IX86_GOT32X before returning false.
5105 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
5106 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
5108 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
5110 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
5112 2016-06-23 Andi Kleen <ak@linux.intel.com>
5114 * Makefile.in: Regenerate.
5115 * doc/install.texi: Document autoprofiledbootstrap.
5117 2016-06-23 Andi Kleen <ak@linux.intel.com>
5119 * config/i386/gcc-auto-profile: New file.
5121 2016-06-23 Martin Liska <mliska@suse.cz>
5124 * predict.c (predict_loops): Revert the hunk that was removed
5127 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
5129 * config.gcc: Add support for arm*-*-phoenix* targets.
5130 * config/arm/t-phoenix: New.
5131 * config/phoenix.h: New.
5133 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
5134 H.J. Lu <hongjiu.lu@intel.com>
5137 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
5138 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
5139 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
5140 ix86_force_load_from_GOT_p returns true.
5141 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
5142 ix86_force_load_from_GOT_p returns true.
5143 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
5144 ix86_force_load_from_GOT_p returns true.
5145 (ix86_expand_move): Load the external function address via the
5146 GOT slot if ix86_force_load_from_GOT_p returns true.
5147 * config/i386/predicates.md (x86_64_immediate_operand): Return
5148 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
5149 (x86_64_zext_immediate_operand): Ditto.
5151 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
5155 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5158 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
5159 * diagnostic.c (pedwarn_at_rich_loc): New function.
5160 * spellcheck.h (best_match::best_match): Add a
5161 "best_distance_so_far" optional parameter.
5162 (best_match::set_best_so_far): New method.
5163 (best_match::get_best_distance): New accessor.
5164 (best_match::get_best_candidate_length): New accessor.
5166 2016-06-22 Nick Clifton <nickc@redhat.com>
5168 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
5169 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
5170 modes are accepted as well.
5171 (ucompare_loc_descriptor): Likewise.
5172 (minmax_loc_descriptor): Likewise.
5173 (clz_loc_descriptor): Likewise.
5174 (popcount_loc_descriptor): Likewise.
5175 (bswap_loc_descriptor): Likewise.
5176 (rotate_loc_descriptor): Likewise.
5177 (mem_loc_descriptor): Likewise.
5178 (loc_descriptor): Likewise.
5180 2016-06-22 David Malcolm <dmalcolm@redhat.com>
5182 * common.opt (fdiagnostics-parseable-fixits): New option.
5183 * diagnostic.c: Include "selftest.h".
5184 (print_escaped_string): New function.
5185 (print_parseable_fixits): New function.
5186 (diagnostic_report_diagnostic): Call print_parseable_fixits.
5187 (selftest::assert_print_escaped_string): New function.
5188 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
5189 (selftest::test_print_escaped_string): New function.
5190 (selftest::test_print_parseable_fixits_none): New function.
5191 (selftest::test_print_parseable_fixits_insert): New function.
5192 (selftest::test_print_parseable_fixits_remove): New function.
5193 (selftest::test_print_parseable_fixits_replace): New function.
5194 (selftest::diagnostic_c_tests): New function.
5195 * diagnostic.h (struct diagnostic_context): Add field
5196 "parseable_fixits_p".
5197 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5198 -fdiagnostics-parseable-fixits.
5199 (-fdiagnostics-parseable-fixits): New option.
5200 * opts.c (common_handle_option): Handle
5201 -fdiagnostics-parseable-fixits.
5202 * selftest-run-tests.c (selftest::run_tests): Call
5203 selftest::diagnostic_c_tests.
5204 * selftest.h (selftest::diagnostic_c_tests): New prototype.
5206 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
5208 PR tree-optimization/71488
5209 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
5210 comparison of boolean vectors.
5211 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
5212 of boolean vectors using bitwise operations.
5214 2016-06-22 Andreas Schwab <schwab@suse.de>
5216 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
5219 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
5221 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
5223 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
5225 * config/i386/i386.c (print_reg): Emit an error message on attempt to
5228 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5230 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
5231 * config/arm/arm-cores.def (cortex-a73): New entry.
5232 (cortex-a73.cortex-a35): Likewise.
5233 (cortex-a73.cortex-a53): Likewise.
5234 * config/arm/arm-tables.opt: Regenerate.
5235 * config/arm/arm-tune.md: Likewise.
5236 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
5237 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5238 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
5239 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
5240 * doc/invoke.texi (ARM Options): Document cortex-a73,
5241 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
5243 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5245 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
5246 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
5247 (cortex-a73.cortex-a35): Likewise.
5248 (cortex-a73.cortex-a53): Likewise.
5249 * config/aarch64/aarch64-tune.md: Regenerate.
5250 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
5251 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
5254 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5256 * configure.ac (gcc_cv_as_compress_debug): Remove
5257 --compress-debug-sections as extra as switch.
5258 Handle gas --compress-debug-sections=type.
5259 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
5260 Handle gld --compress-debug-sections=type.
5261 * configure: Regenerate.
5263 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
5265 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
5267 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
5269 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
5270 (do_rewrite): likewise.
5272 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5274 * common/config/mep/mep-common.c: Remove.
5275 * config.gcc: Remove mep-* support.
5276 * config/mep/constraints.md: Remove.
5277 * config/mep/default.h: Remove.
5278 * config/mep/intrinsics.h: Remove.
5279 * config/mep/intrinsics.md: Remove.
5280 * config/mep/ivc2-template.h: Remove.
5281 * config/mep/mep-c5.cpu: Remove.
5282 * config/mep/mep-core.cpu: Remove.
5283 * config/mep/mep-default.cpu: Remove.
5284 * config/mep/mep-ext-cop.cpu: Remove.
5285 * config/mep/mep-intrin.h: Remove.
5286 * config/mep/mep-ivc2.cpu: Remove.
5287 * config/mep/mep-pragma.c: Remove.
5288 * config/mep/mep-protos.h: Remove.
5289 * config/mep/mep.c: Remove.
5290 * config/mep/mep.cpu: Remove.
5291 * config/mep/mep.h: Remove.
5292 * config/mep/mep.md: Remove.
5293 * config/mep/mep.opt: Remove.
5294 * config/mep/predicates.md: Remove.
5295 * config/mep/t-mep: Remove.
5296 * doc/install.texi: Remove mep-* documentation.
5297 * doc/md.texi: Likewise.
5299 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5301 * config.gcc: Remove support for avr-rtems.
5302 * config/avr/gen-avr-mmcu-specs.c: Likewise.
5303 * config/avr/rtems.h: Remove.
5304 * config/avr/t-rtems: Remove.
5306 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5308 * config.gcc: Remove m32r-rtems support.
5309 * config/m32r/rtems.h: Remove.
5311 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5313 * config.gcc: Remove h8300-rtems support.
5314 * config/h8300/rtems.h: Remove.
5315 * config/h8300/t-rtems: Remove.
5317 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5319 * config.gcc: Remove support for knetbsd.
5320 * configure.ac: Likewise.
5321 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
5322 * config/knetbsd-gnu.h: Remove.
5323 * configure: Regenerate.
5325 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5327 * config.gcc: Remove support for openbsd 2 and 3.
5328 * config/openbsd-oldgas.h: Remove.
5330 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5332 * config.gcc: Remove interix support.
5333 * config/i386/i386-interix.h: Remove.
5334 * config/i386/interix.opt: Remove.
5335 * config/i386/t-interix: Remove.
5336 * configure: Regenerate.
5337 * configure.ac: Remove interix support.
5338 * doc/install.texi: Remove interix documentation.
5340 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5342 * config/rs6000/rs6000.h: Add conditional preprocessing directives
5343 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
5346 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5348 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
5349 they are both PLACEHOLDER_EXPRs.
5351 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5353 * stor-layout.c (layout_type): Move setting complex MODE to
5354 layout_type, instead of setting it ahead of time by the caller.
5355 * tree.c (build_complex_type): Likewise.
5357 2016-06-21 Martin Liska <mliska@suse.cz>
5359 * predict.c (force_edge_cold): Replace imposisble with
5362 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5364 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
5365 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
5367 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
5369 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
5371 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
5372 Ilya Enkovich <ilya.enkovich@intel.com>
5375 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
5376 New member function to convert V1TImode register to SUBREG
5377 TImode in debug insn.
5378 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
5379 after changing register mode to V1TImode.
5381 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
5383 * config/aarch64/aarch64-cores.def (vulcan): New core.
5384 * config/aarch64/aarch64-tune.md: Regenerate.
5385 * doc/invoke.texi: Document vulcan as an available option.
5387 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
5389 * cse.c (canon_asm_operands): New function extracted from...
5390 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
5391 either standalone or member of a PARALLEL.
5393 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5396 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
5397 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
5398 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
5400 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
5403 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
5404 constant addresses if can_create_pseudo_p.
5406 2016-06-21 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/71588
5409 * tree-ssa-strlen.c (valid_builtin_call): New function.
5410 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
5413 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5416 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
5417 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
5418 for conversion of scalar user var to complex type and use the
5419 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
5422 PR rtl-optimization/71591
5423 * toplev.c (toplev::run_self_tests): If no_backend, complain and
5424 don't run any tests.
5426 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
5429 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
5430 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
5431 space for PIC with non-v32 and the common non-PIC "jump".
5433 2016-06-20 Jakub Jelinek <jakub@redhat.com>
5436 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
5437 returned values and add UN*/LTGT/*ORDERED cases with values matching
5438 D operand modifier on vcmp for AVX.
5440 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5442 * config/aarch64/aarch64.opt
5443 (mpc-relative-literal-loads): Rename internal option name.
5444 * config/aarch64/aarch64.c
5445 (aarch64_nopcrelative_literal_loads): Rename to
5446 aarch64_pcrelative_literal_loads.
5447 (aarch64_expand_mov_immediate): Likewise.
5448 (aarch64_secondary_reload): Likewise.
5449 (aarch64_can_use_per_function_literal_pools_p): Likewise.
5450 (aarch64_override_options_after_change_1): Rename and simplify logic.
5451 (aarch64_classify_symbol): Merge large model checks into switch,
5452 remove pc-relative load check.
5454 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5456 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
5457 costs relative to the cost of a register move.
5459 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5461 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
5462 (vcvt_n_f64_u64): Likewise.
5463 (vcvt_n_s64_f64): Likewise.
5464 (vcvt_n_u64_f64): Likewise.
5465 (vcvt_f64_s64): Likewise.
5466 (vrecpe_f64): Likewise.
5467 (vcvt_f64_u64): Likewise.
5468 (vrecps_f64): Likewise.
5470 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5472 * config/aarch64/aarch64.md
5473 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
5475 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
5477 * config/aarch64/aarch64-builtins.c
5478 (aarch64_types_binop_uss_qualifiers): Delete.
5479 (TYPES_BINOP_USS): Likewise.
5480 (aarch64_types_binop_sus_qualifiers): Likewise.
5481 (TYPES_BINOP_SUS): Likewise.
5482 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
5483 (TYPES_FCVTIMM_SUS): Likewise.
5484 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
5486 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
5487 (fcvtzs): Use SHIFTIMM rather than BINOP.
5488 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
5490 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
5492 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
5493 costs relative to the cost of a register move.
5495 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5497 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
5498 Allow scalar/single vector modes to be tieable.
5500 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
5502 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
5504 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5506 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
5508 * tree.h (TYPE_ALIGN): Likewise.
5510 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5513 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
5515 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
5517 * config/avr/avr.c (avr_print_operand): Fix "format not a string
5518 literal" build warnings.
5519 (avr_print_operand_address): Dito.
5521 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
5524 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
5525 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
5527 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
5529 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
5531 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
5534 * reload1.c (reload): Pass 0 to finish_spills when called because
5535 update_eliminables_and_spill returns true and remove did_spill.
5536 (finish_spills): Adjust comment and document GLOBAL parameter.
5538 2016-06-17 DJ Delorie <dj@redhat.com>
5541 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
5542 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
5543 (umulqihi3_virt): Likewise.
5544 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
5545 (umulqihi3_real): Likewise.
5547 2016-06-17 Martin Liska <mliska@suse.cz>
5549 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
5551 2016-06-17 Martin Liska <mliska@suse.cz>
5553 * predict.def: PRED_LOOP_EXIT from 92 to 85.
5555 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
5557 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
5559 (vaddq_f32): Likewise.
5560 (vmul_f32): Likewise.
5561 (vmulq_f32): Likewise.
5562 (vsub_f32): Likewise.
5563 (vsubq_f32): Likewise.
5565 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5567 PR tree-optimization/71347
5568 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
5569 cost for all uses in group.
5571 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5573 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
5574 insert gimple seq if it's not empty.
5576 2016-06-17 Bin Cheng <bin.cheng@arm.com>
5578 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
5580 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
5582 (comp_dr_with_seg_len_pair): Ditto.
5583 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
5584 struct dr_with_seg_len_pair against DR_OFFSET.
5585 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
5588 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
5590 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
5592 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
5594 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
5595 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
5596 (pa_output_millicode_call): Likewise.
5597 (pa_output_call): Likewise.
5598 (pa_output_indirect_call): Likewise.
5599 (pa_asm_output_mi_thunk): Likewise.
5601 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5603 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
5605 2016-06-16 Martin Liska <mliska@suse.cz>
5607 * predict.c (combine_predictions_for_insn): When we find a first
5608 match predictor, we should consider just predictors with
5609 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
5610 DS theory predictor.
5611 (combine_predictions_for_bb): Likewise.
5613 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5615 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
5616 with base of reference to struct.
5618 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5620 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
5622 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5625 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
5626 progmem_swtable_section.
5627 (progmem_swtable_section): Remove.
5628 (avr_asm_function_rodata_section): Remove.
5629 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5630 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
5632 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
5634 * config/i386/driver-i386.c (host_detect_local_cpu): Set
5635 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
5636 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
5637 signature_CENTAUR_ebx.
5638 * config/i386/i386.c (ix86_option_override_internal): Add
5639 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
5640 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
5641 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
5643 2016-06-16 Martin Liska <mliska@suse.cz>
5645 * predict.def: Add fortran loop preheader predictor.
5646 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
5647 fold IFN_BUILTIN_EXPECT with a known constant argument.
5649 2016-06-16 Martin Liska <mliska@suse.cz>
5651 * predict.def: Add 'Fortran' to display text of all
5652 PRED_FORTRAN_* predictors.
5654 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
5657 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
5658 [IA64_BUILTIN_NANSQ]: Ditto.
5659 (ia64_fold_builtin): New function.
5660 (TARGET_FOLD_BUILTIN): New define.
5661 (ia64_init_builtins) Declare const_string_type node.
5662 Add __builtin_nanq and __builtin_nansq builtin functions.
5663 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
5665 2016-06-16 Nick Clifton <nickc@redhat.com>
5667 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
5668 MSP430_HWMULT_ prefix to enum values.
5669 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
5670 * config/msp430/msp430.c: Update use of enum values.
5671 * config/msp430/msp430.md: Likewise.
5672 * config/msp430/msp430.opt: Likewise.
5674 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
5676 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
5677 of comparsions in the last iteration.
5679 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5680 Joern Rennecke <joern.rennecke@embecosm.com>
5682 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
5684 (arc_needs_pcl_p): Add GOTOFFPC.
5685 (arc_legitimate_pic_addr_p): Likewise.
5686 (arc_output_pic_addr_const): Likewise.
5687 (arc_legitimize_pic_address): Generate a pc-relative address using
5689 (arc_output_libcall): Use @pcl syntax.
5690 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
5691 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
5692 (*movsi_insn): Use @pcl syntax.
5693 (doloop_begin_i): Likewise.
5695 2016-06-16 Martin Liska <mliska@suse.cz>
5697 * predict.def: Define a new predictor.
5699 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
5701 * config/arc/arc.opt (mtp-regno): Update text.
5703 2016-06-16 Renlin Li <renlin.li@arm.com>
5705 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
5707 2016-06-16 Jakub Jelinek <jakub@redhat.com>
5710 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
5711 (setcc + and peephole2): Likewise.
5713 PR rtl-optimization/71532
5714 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
5717 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5719 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
5720 DImode constants with XXSPLTIB in vector registers.
5721 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
5722 vsx_extract_<mode>_internal{1,2} into a single insn that handles
5723 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
5724 extraction of the element at the top of the register as a scalar
5726 (vsx_extract_<mode>_internal1): Likewise.
5727 (vsx_extract_<mode>_internal2): Likewise.
5728 * config/rs6000/constraints.md (wi constraint): Remove a comment
5729 about DImode not being allowed in Altivec registers.
5730 (wB constraint): New constraint for constants that can be
5731 generated in Altivec registers with VSPLTISW/VUPKHSW.
5732 * config/rs6000/predicates.md (xxspltib_constant_split): Update
5734 (xxspltib_constant_nosplit): Likewise.
5735 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
5736 support for -mupper-regs-di to enable DImode to go into Altivec
5738 (POWERPC_MASKS): Likewise.
5739 (power7 cpu): Likewise.
5740 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
5741 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
5742 for DImode being allowed in Altivec registers. Update wi/wj
5743 constraints. Set scalar_in_vmx_p flag.
5744 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
5745 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
5746 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
5747 (rs6000_opt_masks): Add -mupper-regs-di.
5748 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
5749 direct move to use wi and not wj.
5751 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
5753 (floatunssi<mode>2_lfiwzx_mem): Likewise.
5754 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
5755 any VSX register, instead of just Altivec registers, to allow
5756 either operand to be an Altivec register or both.
5757 (fixuns_trunc<mode>di2_fctiduz): Likewise.
5758 (movdi_internal32): Add support for -mupper-regs-di. Add support
5759 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
5760 the alternatives and attributes to be lined up to be easier to
5762 (movdi_internal64): Likewise.
5763 (64-bit DImode splitters): Change predicates to only split loading
5764 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
5765 load constants in ISA 3.0 or ISA 2.07 respectively.
5766 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5767 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
5768 mention -mcpu=power9 sets these options.
5769 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
5772 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5775 * config/avr/avr.c (avr_set_current_function): Warn misspelled
5776 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
5777 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
5778 by default to warn misspelled interrupt/ signal handler.
5779 * doc/invoke.texi (AVR Options): Document it. Update description
5780 for -nodevicelib option.
5782 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5784 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
5785 up parentheses. Use GET_MODE_UNIT_BITSIZE.
5786 (aarch64_<sur>shll2_n<mode>): Likewise.
5788 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
5791 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
5792 DECL_CONTEXT for copied arguments.
5794 2016-06-15 Alan Hayward <alan.hayward@arm.com>
5796 PR tree-optimization/71483
5797 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
5800 2016-06-15 Martin Liska <mliska@suse.cz>
5802 * predict.c (tree_predict_by_opcode): Call predict_edge_def
5803 instead of predict_edge w/o a probability.
5805 2016-06-15 Alan Hayward <alan.hayward@arm.com>
5807 PR tree-optimization/71439
5808 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
5811 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5813 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
5814 register subregs in SET_SRC.
5816 2016-06-15 Richard Biener <rguenther@suse.de>
5818 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
5821 2016-06-15 Richard Biener <rguenther@suse.de>
5823 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
5824 not consider dependences between accesses that belong to the
5826 (vect_analyze_data_ref_dependences): Do not analyze read-read
5827 or self-dependences.
5829 2016-06-14 David Malcolm <dmalcolm@redhat.com>
5831 * spellcheck-tree.c: Include spellcheck-tree.h rather than
5833 (find_closest_identifier): Reimplement in terms of
5834 best_match<tree,tree>.
5835 * spellcheck-tree.h: New file.
5836 * spellcheck.c (struct edit_distance_traits<const char *>): New
5838 (find_closest_string): Reimplement in terms of
5839 best_match<const char *, const char *>.
5840 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
5841 overload to spellcheck-tree.h.
5842 (find_closest_identifier): Likewise.
5843 (struct edit_distance_traits<T>): New template.
5844 (class best_match): New class.
5846 2016-06-14 David Malcolm <dmalcolm@redhat.com>
5848 * selftest-run-tests.c (selftest::run_tests): Call
5849 selftest::spellcheck_tree_c_tests.
5850 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
5851 * spellcheck-tree.c: Include selftest.h and stringpool.h.
5852 (selftest::test_find_closest_identifier): New function.
5853 (selftest::spellcheck_tree_c_tests): New function.
5854 * spellcheck.c (selftest::test_find_closest_string): Verify that
5855 the order of the vec does not affect the results for this case.
5856 (selftest::test_data): New array.
5857 (selftest::test_metric_conditions): New function.
5858 (selftest::spellcheck_c_tests): Add a test of case-comparison.
5859 Call selftest::test_metric_conditions.
5861 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5863 * config/rs6000/rs6000-builtin.def (commentary): Typo.
5864 (BU_P9_MISC_1): Likewise.
5865 (BU_P9_64BIT_MISC_0): Likewise.
5866 (BU_P9_MISC_0): Likewise.
5868 2016-06-14 David Malcolm <dmalcolm@redhat.com>
5870 * gcc-rich-location.c
5871 (gcc_rich_location::add_fixit_misspelled_id): New method.
5872 * gcc-rich-location.h
5873 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
5875 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
5877 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
5878 FreeBSD 11 and above.
5880 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
5884 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5886 * expmed.h: Close parenthesis in "at your option" in copyright
5888 * lower-subreg.h: Likewise.
5890 2016-06-14 Richard Biener <rguenther@suse.de>
5893 * genmatch.c (expr::gen_transform): Use in_type for comparisons
5896 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5898 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
5900 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
5902 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
5904 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
5905 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
5907 2016-06-14 Richard Biener <rguenther@suse.de>
5909 PR tree-optimization/71522
5910 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
5911 copying into float copying.
5913 2016-06-14 Jakub Jelinek <jakub@redhat.com>
5915 PR tree-optimization/71520
5916 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
5917 (replace_block_by): Move user labels from bb1 to bb2.
5919 2016-06-14 Richard Biener <rguenther@suse.de>
5923 * expr.h (get_bit_range): Declare.
5924 * expr.c (get_bit_range): Export.
5925 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
5926 word_mode again to constrain the bitfield access.
5928 2016-06-14 Richard Biener <rguenther@suse.de>
5930 PR tree-optimization/71521
5931 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
5932 division int_const_binop against zero divisor.
5934 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
5936 * config/i386/i386.md (signbittf2): New expander.
5937 * config/i386/sse.md (ptesttf2): New insn pattern.
5939 2016-06-13 David Malcolm <dmalcolm@redhat.com>
5942 * input.c (selftest::test_reading_source_line): Avoid reading from
5943 __FILE__ by creating a tempfile with known content and reading
5946 2016-06-13 David Malcolm <dmalcolm@redhat.com>
5948 * pretty-print.c (assert_pp_format_colored): Skip the test if
5950 (test_pp_format): Remove comment about GCC_COLORS.
5952 2016-06-13 David Malcolm <dmalcolm@redhat.com>
5954 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
5955 * pretty-print.c (assert_pp_format_va): Add location param and use
5956 it with ASSERT_STREQ_AT.
5957 (assert_pp_format): Add location param and pass it to
5958 assert_pp_format_va.
5959 (assert_pp_format_colored): Likewise.
5960 (ASSERT_PP_FORMAT_1): New.
5961 (ASSERT_PP_FORMAT_2): New.
5962 (ASSERT_PP_FORMAT_3): New.
5963 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
5964 explicitly, or implicitly via the above macros.
5965 * selftest.c (selftest::pass): Use a selftest::location rather
5967 (selftest::fail): Likewise. Print the function name.
5968 (selftest::fail_formatted): Likewise.
5969 (selftest::assert_streq): Use a selftest::location rather than
5971 * selftest.h (selftest::location): New struct.
5972 (SELFTEST_LOCATION): New macro.
5973 (selftest::pass): Accept a const location & rather than file
5975 (selftest::fail): Likewise.
5976 (selftest::fail_formatted): Likewise.
5977 (selftest::assert_streq): Likewise.
5978 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
5979 (ASSERT_FALSE): Likewise.
5980 (ASSERT_EQ): Likewise.
5981 (ASSERT_NE): Likewise.
5982 (ASSERT_STREQ): Likewise.
5983 (ASSERT_PRED1): Likewise.
5984 (ASSERT_STREQ_AT): New macro.
5986 2016-06-13 David Malcolm <dmalcolm@redhat.com>
5988 * selftest.c (selftest::fail_formatted): New function.
5989 (selftest::assert_streq): New function.
5990 * selftest.h (selftests::fail_formatted): New decl.
5991 (selftest::assert_streq): New decl.
5992 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
5994 2016-06-13 Jeff Law <law@redhat.com>
5996 PR tree-optimization/71403
5997 * tree-ssa-threadbackward.c
5998 (convert_and_register_jump_thread_path): No longer accept reference
5999 to path. Do not pop items off the path anymore.
6000 (fsm_find_control_statement_thread_paths): Do not allow threading
6001 to a deeper loop nest. Pop the last item off the path here rather
6002 than in convert_and_register_jump_thread_path.
6004 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6005 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
6007 [AArch64] Emit division using the Newton series
6009 * config/aarch64/aarch64-protos.h
6010 (cpu_approx_modes): Add new member "division".
6011 (aarch64_emit_approx_div): Declare new function.
6012 * config/aarch64/aarch64.c
6013 (generic_approx_modes): New member "division".
6014 (exynosm1_approx_modes): Likewise.
6015 (xgene1_approx_modes): Likewise.
6016 (aarch64_emit_approx_div): Define new function.
6017 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
6018 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
6019 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
6020 * doc/invoke.texi (-mlow-precision-div): Describe new option.
6022 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6023 Wilco Dijkstra <wilco.dijkstra@arm.com>
6025 [AArch64] Emit square root using the Newton series
6027 * config/aarch64/aarch64-protos.h
6028 (aarch64_emit_approx_rsqrt): Replace with new function
6029 "aarch64_emit_approx_sqrt".
6030 (cpu_approx_modes): New member "sqrt".
6031 * config/aarch64/aarch64.c
6032 (generic_approx_modes): New member "sqrt".
6033 (exynosm1_approx_modes): Likewise.
6034 (xgene1_approx_modes): Likewise.
6035 (aarch64_emit_approx_rsqrt): Replace with new function
6036 "aarch64_emit_approx_sqrt".
6037 (aarch64_override_options_after_change_1): Handle new option.
6038 * config/aarch64/aarch64-simd.md
6039 (rsqrt<mode>2): Use new function instead.
6040 (sqrt<mode>2): New expansion and insn definitions.
6041 * config/aarch64/aarch64.md: Likewise.
6042 * config/aarch64/aarch64.opt
6043 (mlow-precision-sqrt): Add new option description.
6044 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
6046 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
6048 [AArch64] Add more choices for the reciprocal square root approximation
6050 Allow a target to prefer such operation depending on the operation mode.
6052 * config/aarch64/aarch64-protos.h
6053 (AARCH64_APPROX_MODE): New macro.
6054 (AARCH64_APPROX_{NONE,ALL}): Likewise.
6055 (cpu_approx_modes): New structure.
6056 (tune_params): New member "approx_modes".
6057 * config/aarch64/aarch64-tuning-flags.def
6058 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
6059 * config/aarch64/aarch64.c
6060 (generic_approx_modes): New core "cpu_approx_modes" structure.
6061 (exynosm1_approx_modes): Likewise.
6062 (xgene1_approx_modes): Likewise.
6063 (generic_tunings): New member "approx_modes".
6064 (cortexa35_tunings): Likewise.
6065 (cortexa53_tunings): Likewise.
6066 (cortexa57_tunings): Likewise.
6067 (cortexa72_tunings): Likewise.
6068 (exynosm1_tunings): Likewise.
6069 (thunderx_tunings): Likewise.
6070 (xgene1_tunings): Likewise.
6071 (use_rsqrt_p): New argument for the mode and use new member from
6073 (aarch64_builtin_reciprocal): Devise mode from builtin.
6074 (aarch64_optab_supported_p): New argument for the mode.
6075 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
6077 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6079 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
6080 RS6000_BTM_MODULO flag into the set of flags that are considered
6081 to be part of the common configuration.
6083 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
6085 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
6086 difference unsigned.
6087 (vec_absdb): New macro for vector absolute difference unsigned
6089 (vec_absdh): New macro for vector absolute difference unsigned
6091 (vec_absdw): New macro for vector absolute difference unsigned word.
6092 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
6093 (vadu<mode>3): New insn.
6094 (*p9_vadu<mode>3): New insn.
6095 * config/rs6000/rs6000-builtin.def (vadub): New built-in
6097 (vaduh): New built-in definition.
6098 (vaduw): New built-in definition.
6099 (vadu): New overloaded built-in definition.
6100 (vadub): New overloaded built-in definition.
6101 (vaduh): New overloaded built-in definition.
6102 (vaduw): New overloaded built-in definition.
6103 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6104 overloaded vector absolute difference unsigned functions.
6105 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6106 the ISA 3.0 vector absolute difference unsigned built-in functions.
6108 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
6110 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
6111 update shared_lookup_references only once after changing operands.
6113 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
6116 * tree-nested.c (convert_nonlocal_omp_clauses)
6117 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
6119 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
6120 * tree.def (CASE_LABEL_EXPR): Likewise.
6122 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6125 * input.c (test_builtins): Fix an assertion.
6127 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
6132 (isinf<mode>2): Ditto.
6134 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
6136 * ggc-tests.c (test_finalization): Only test need_finalization_p
6137 for GCC_VERSION >= 4003.
6139 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6141 * config/s390/vecintrin.h: Fix file description in comment.
6143 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6145 * config/s390/s390-builtin-types.def: Change builtin type naming
6146 scheme to match builtin-types.def.
6148 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
6150 * fold-const.c (optimize_minmax_comparison): Remove.
6151 (fold_comparison): Remove call to the above.
6152 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
6153 New transformations.
6155 2016-06-13 Alan Hayward <alan.hayward@arm.com>
6157 PR tree-optimization/71416
6158 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
6161 2016-06-13 Martin Liska <mliska@suse.cz>
6163 * predict.c (enum predictor_reason): Prefix enum with REASON_.
6164 (combine_predictions_for_insn): Likewise.
6165 (prune_predictions_for_bb): Likewise.
6166 (combine_predictions_for_bb): Likewise.
6168 2016-06-13 Richard Biener <rguenther@suse.de>
6170 PR tree-optimization/71505
6171 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
6172 assert match comment.
6174 2016-06-13 Marek Polacek <polacek@redhat.com>
6177 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
6178 gimplify_switch_expr.
6179 (warn_switch_unreachable_r): New function.
6181 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6184 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
6187 2016-06-13 Richard Biener <rguenther@suse.de>
6190 * fold-const.c (fold_unary_loc): Preserve alignment when
6191 folding a VIEW_CONVERT_EXPR into a MEM_REF.
6193 2016-06-13 Martin Liska <mliska@suse.cz>
6196 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
6197 w/ -fsanitize=bounds.
6199 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6201 * config/i386/i386.c (ix86_init_builtins): Calculate
6202 FLOAT128_FTYPE_CONST_STRING function type only once.
6203 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
6204 built-in functions are available for x86-32 and x86-64 targets.
6206 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
6211 (FLOAT128_FTYPE_CONST_STRING): New function type.
6212 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
6213 [IX86_BUILTIN_NANSQ]: Ditto.
6214 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6215 (ix86_init_builtin_types): Declare const_string_type_node.
6216 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
6218 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
6219 * doc/extend.texi (x86 Built-in Functions): Document
6220 __builtin_nanq and __builtin_nansq.
6222 2016-06-11 Jiong Wang <jiong.wang@arm.com>
6225 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
6226 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
6227 length for pop patterns.
6228 (arm_attr_length_push_multi): Update comments.
6229 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
6231 (*pop_multiple_with_writeback_and_return): Likewise.
6232 (*pop_multiple_with_return): Likewise.
6234 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
6237 * fold-const.c (optimize_bit_field_compare): Don't try to use
6238 word_mode unconditionally for reading the bit field, look at
6239 DECL_BIT_FIELD_REPRESENTATIVE instead.
6241 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
6244 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
6245 vector integer type.
6247 2016-06-10 Jakub Jelinek <jakub@redhat.com>
6250 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
6251 without LABEL_DECL, set *handled_ops_p to false instead of true.
6253 2016-06-10 Martin Sebor <msebor@redhat.com>
6256 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
6257 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
6258 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
6260 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
6261 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
6262 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
6263 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
6264 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
6265 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
6266 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
6267 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
6269 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6271 * config/arm/arm.h (pool_vector_label,
6272 return_used_this_function): Remove.
6274 2016-06-10 Jeff Law <law@redhat.com>
6276 PR tree-optimization/71335
6277 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
6278 zero length paths here.
6279 (convert_and_register_jump_thread_path): Remove hacks related to
6280 duplicated blocks in the jump thread path.
6281 (fsm_find_control_statement_thread_paths): Avoid putting the same
6282 block on the thread path twice, but ensure the thread path is
6283 unchanged from the caller's point of view.
6285 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6287 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
6288 * predict.def (PRED_LOOP_BRANCH): Remove.
6290 2016-06-10 David Malcolm <dmalcolm@redhat.com>
6292 * Makefile.in (OBJS): Add ggc-tests.o.
6293 (GTFILES): Add ggc-tests.c.
6294 * ggc-tests.c: New file.
6295 * selftest-run-tests.c (selftest::run_tests): Call
6296 selftest::ggc_tests_c_tests.
6297 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
6299 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
6301 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
6303 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
6306 * varasm.c (place_block_symbol): Adjust alignment for asan protected
6307 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
6309 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
6311 * profile.c: Include cfgloop.h.
6312 (branch_prob): Compute estimated number of iterations.
6313 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
6314 recompute estimate number of iterations from profile.
6316 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6319 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
6320 must be grouped on top of stack. Don't force early clobber
6321 on ordinary reg outputs.
6323 2016-06-10 Richard Biener <rguenther@suse.de>
6325 * targhooks.c (default_builtin_vectorization_cost): Adjust
6328 2016-06-10 Richard Biener <rguenther@suse.de>
6330 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
6331 to fold the RHS to a constant if possible.
6333 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6336 * tree-nested.c (convert_nonlocal_omp_clauses)
6337 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
6338 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
6339 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
6341 * gimplify.c (gimplify_adjust_omp_clauses): Discard
6343 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
6345 * omp-low.c (scan_sharing_clauses): Don't expect
6348 2016-06-10 Alan Hayward <alan.hayward@arm.com>
6350 PR tree-optimization/71407
6351 PR tree-optimization/71416
6352 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
6355 2016-06-10 Richard Biener <rguenther@suse.de>
6358 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
6360 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
6362 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
6364 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
6365 Jiong Wang <jiong.wang@arm.com>
6367 PR rtl-optimization/70751
6368 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
6369 spilled into memory.
6371 2016-06-09 Jonathan Yong <10walls@gmail.com>
6374 2015-09-21 Jonathan Yong <10walls@gmail.com>
6376 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
6377 sysroot/usr/lib/32api for additional win32 libraries,
6378 fixes failing Cygwin bootstrapping.
6380 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
6382 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
6385 2016-06-09 David Malcolm <dmalcolm@redhat.com>
6388 * pretty-print.c (pp_indent): Specify that %p is printed in a
6389 host-dependent manner.
6390 (test_pp_format): Remove the test for %p.
6392 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
6394 * config/mips/mips.c (mips_output_jump): Fix formatting.
6396 2016-06-09 Richard Biener <rguenther@suse.de>
6398 PR tree-optimization/71462
6399 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
6402 2016-06-09 Martin Liska <mliska@suse.cz>
6404 * predict.c (dump_prediction): Add new argument.
6405 (enum predictor_reason): New enum.
6406 (struct predictor_hash): New struct.
6407 (predictor_hash::hash): New function.
6408 (predictor_hash::equal): Likewise.
6409 (not_removed_prediction_p): New function.
6410 (prune_predictions_for_bb): Likewise.
6411 (combine_predictions_for_bb): Prune predictions.
6413 2016-06-09 Martin Liska <mliska@suse.cz>
6415 * predict.c (filter_predictions): New function.
6416 (remove_predictions_associated_with_edge): Use the filter
6418 (equal_edge_p): New function.
6420 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
6422 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
6423 Correct usage of @samp vs @option, add @samp where appropriate.
6424 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6425 Add armv6s-m and document it, as it is no official ARM name.
6427 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6429 * ifcvt.c (struct noce_if_info): Add transform_name field.
6430 (noce_try_move): Set if_info->transform_name to the function name.
6431 (noce_try_ifelse_collapse): Likewise.
6432 (noce_try_store_flag): Likewise.
6433 (noce_try_inverse_constants): Likewise.
6434 (noce_try_store_flag_constants): Likewise.
6435 (noce_try_addcc): Likewise.
6436 (noce_try_store_flag_mask): Likewise.
6437 (noce_try_cmove): Likewise.
6438 (noce_try_cmove_arith): Likewise.
6439 (noce_try_minmax): Likewise.
6440 (noce_try_abs): Likewise.
6441 (noce_try_sign_mask): Likewise.
6442 (noce_try_bitop): Likewise.
6443 (noce_convert_multiple_sets): Likewise.
6444 (noce_process_if_block): Print if_info->transform_name to
6445 dump_file if transformation succeeded.
6447 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6449 * config/arm/cortex-a57.md (cortex_a57_alu):
6452 2016-06-08 Martin Sebor <msebor@redhat.com>
6453 Jakub Jelinek <jakub@redhat.com>
6457 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
6458 BUILT_IN_MUL_OVERFLOW_P): New builtins.
6459 * builtins.c: Include gimple-fold.h.
6460 (fold_builtin_arith_overflow): Handle
6461 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6462 (fold_builtin_3): Likewise.
6463 * doc/extend.texi (Integer Overflow Builtins): Document
6464 __builtin_{add,sub,mul}_overflow_p.
6466 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
6468 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
6469 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
6471 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
6473 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
6474 Rewrite, looking one level down for records and arrays.
6476 2016-06-08 David Malcolm <dmalcolm@redhat.com>
6478 * pretty-print.c: Include "selftest.h".
6479 (pp_format): Fix comment.
6480 (identifier_to_locale): Likewise.
6481 (selftest::test_basic_printing): New function.
6482 (selftest::assert_pp_format): New function.
6483 (selftest::test_pp_format): New function.
6484 (selftest::pretty_print_c_tests): New function.
6485 * selftest-run-tests.c (selftest::run_tests): Call
6486 selftest::pretty_print_c_tests.
6487 * selftest.h (pretty_print_c_tests): New declaration.
6489 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6491 * invoke.texi (max-loop-headers-insns): Document.
6492 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
6493 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
6494 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
6496 2016-06-08 Richard Biener <rguenther@suse.de>
6498 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
6499 on strided SLP loads and fall back to scalar loads in case
6500 we can't chunk them.
6502 2016-06-08 Richard Biener <rguenther@suse.de>
6504 PR tree-optimization/71452
6505 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
6506 type used for the SSA rewrite has enough precision to cover
6507 the dynamic type of the location.
6509 2016-06-08 Jakub Jelinek <jakub@redhat.com>
6510 Richard Biener <rguenther@suse.de>
6513 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
6514 the same as DECL_P (base0) for indirect_base0. Use equality_code
6515 in one further place.
6517 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
6519 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
6520 to one word if the field is known to overlap other words.
6521 (extract_bit_field_1): Likewise.
6522 (store_split_bit_field): Remove compensating code.
6523 (extract_split_bit_field): Likewise.
6525 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
6529 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
6531 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6533 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
6535 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6536 (arch64_addpv4sf): Delete.
6537 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
6538 "gen_aarch64_addpv4sf".
6539 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
6541 (vpadds_f32): Likewise.
6542 (vpaddq_f32): Likewise.
6543 (vpaddq_f64): Likewise.
6545 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6547 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
6549 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
6550 to VALLF. Rename to "fabd<mode>3".
6551 "*fabd_scalar<mode>3): Delete.
6552 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
6554 (vabdd_f64): Likewise.
6555 (vabd_f32): Likewise.
6556 (vabd_f64): Likewise.
6557 (vabdq_f32): Likewise.
6558 (vabdq_f64): Likewise.
6560 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6562 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
6564 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
6565 "aarch64_rsqrts<mode>".
6566 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
6567 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
6569 (vrsqrtsd_f64): Likewise.
6570 (vrsqrts_f32): Likewise.
6571 (vrsqrts_f64): Likewise.
6572 (vrsqrtsq_f32): Likewise.
6573 (vrsqrtsq_f64): Likewise.
6575 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6577 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
6579 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
6580 "aarch64_rsqrte<mode>".
6581 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
6582 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
6584 (vrsqrted_f64): Likewise.
6585 (vrsqrte_f32): Likewise.
6586 (vrsqrte_f64): Likewise.
6587 (vrsqrteq_f32): Likewise.
6588 (vrsqrteq_f64): Likewise.
6590 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6592 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
6596 * config/aarch64/aarch64-simd.md
6597 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
6598 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
6599 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
6601 (vcvt_n_f32_u32): Likewise.
6602 (vcvt_n_s32_f32): Likewise.
6603 (vcvt_n_u32_f32): Likewise.
6604 (vcvtq_n_f32_s32): Likewise.
6605 (vcvtq_n_f32_u32): Likewise.
6606 (vcvtq_n_f64_s64): Likewise.
6607 (vcvtq_n_f64_u64): Likewise.
6608 (vcvtq_n_s32_f32): Likewise.
6609 (vcvtq_n_s64_f64): Likewise.
6610 (vcvtq_n_u32_f32): Likewise.
6611 (vcvtq_n_u64_f64): Likewise.
6612 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
6613 (VSDQ_SDI): Likewise.
6614 (fcvt_target): Support V4DI, V4SI and V2SI.
6615 (FCVT_TARGET): Likewise.
6617 2016-06-08 Jiong Wang <jiong.wang@arm.com>
6619 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
6620 (TYPES_BINOP_SUS): Likewise.
6621 (aarch64_simd_builtin_data): Update include file name.
6622 (aarch64_builtins): Likewise.
6623 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
6624 for conversion between scalar float-point and fixed-point.
6628 * config/aarch64/aarch64.md
6629 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
6630 pattern for conversion between scalar float to fixed-pointer.
6631 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
6632 (UNSPEC_FCVTZS): New UNSPEC enumeration.
6633 (UNSPEC_FCVTZU): Likewise.
6634 (UNSPEC_SCVTF): Likewise.
6635 (UNSPEC_UCVTF): Likewise.
6636 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
6638 (vcvtd_n_f64_u64): Likewise.
6639 (vcvtd_n_s64_f64): Likewise.
6640 (vcvtd_n_u64_f64): Likewise.
6641 (vcvtd_n_f32_s32): Likewise.
6642 (vcvts_n_f32_u32): Likewise.
6643 (vcvtd_n_s32_f32): Likewise.
6644 (vcvts_n_u32_f32): Likewise.
6645 * config/aarch64/iterators.md (fcvt_target): Support integer to float
6647 (FCVT_TARGET): Likewise.
6648 (FCVT_FIXED2F): New iterator.
6649 (FCVT_F2FIXED): Likewise.
6650 (fcvt_fixed_insn): New define_int_attr.
6652 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6654 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
6655 some statements was removed.
6657 2016-06-08 Alan Hayward <alan.hayward@arm.com>
6659 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
6660 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
6661 (vect_can_advance_ivs_p): likewise.
6662 (vect_update_ivs_after_vectorizer): likewise.
6663 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
6664 (vect_analyze_scalar_cycles_1): likewise.
6665 (vect_analyze_loop_operations): likewise.
6666 (report_vect_op): likewise.
6667 (vect_is_slp_reduction): likewise.
6668 (vect_is_simple_reduction): likewise.
6669 (get_initial_def_for_induction): likewise.
6670 (vect_transform_loop): likewise.
6671 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
6672 (vect_recog_sad_pattern): likewise.
6673 (vect_recog_widen_sum_pattern): likewise.
6674 (vect_recog_widening_pattern): likewise.
6675 (vect_recog_divmod_pattern): likewise.
6676 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
6677 (vect_analyze_slp_instance): likewise.
6678 (vect_transform_slp_perm_load): likewise.
6679 (vect_schedule_slp_instance): likewise.
6681 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6683 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
6684 (return_prediction): PRED_CONST_RETURN predict return as not taken.
6685 * predict.def (PRED_CONTINUE): Change hitrate 50->67
6686 (PRED_LOOP_BRANCH): Document predictor as broken.
6687 (PRED_LOOP_EXIT): Change hitrate 91->92.
6688 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
6689 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
6690 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
6691 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
6692 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
6693 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
6694 (PRED_CALL): Chane hitrate 71->67.
6695 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
6696 (PRED_GOTO): Document as unused right now.
6697 (PRED_CONST_RETURN): Change hitrate 67->69
6698 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
6699 (PRED_NULL_RETURN): Change hitrate 91->90.
6700 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
6701 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
6702 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
6704 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
6706 * config/rs6000/altivec.h: Add __builtin_vec_mul.
6707 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
6708 special case Altivec builtin.
6709 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6710 VSX_BUILTIN_VEC_MUL (replaced with special case code).
6711 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6712 code for ALTIVEC_BUILTIN_VEC_MUL.
6713 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6714 for __builtin_vec_mul.
6716 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
6718 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
6721 2016-06-07 David Malcolm <dmalcolm@redhat.com>
6723 * spellcheck.c (selftest::test_find_closest_string): New function.
6724 (spellcheck_c_tests): Call the above.
6726 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6728 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
6730 2016-06-07 Jakub Jelinek <jakub@redhat.com>
6732 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
6733 Yv=Yv,C alternatives.
6735 2016-06-07 Richard Biener <rguenther@suse.de>
6738 * common.opt (ffast-math): Make Optimization.
6740 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
6741 Prachi Godbole <prachi.godbole@imgtec.com>
6743 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
6744 `fabs' and `fneg' type attributes.
6745 (p5600_fpu_fabs): Add `fmove' to the comment.
6747 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
6749 * gimple.c: Include builtins.h
6750 (gimple_inexpensive_call_p): New function.
6751 * gimple.h (gimple_inexpensive_call_p): Declare.
6752 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
6753 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
6756 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
6758 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
6759 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
6760 warning_at_rich_loc, warning_n, pedwarn, permerror,
6761 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
6762 sorry, fatal_error, internal_error, internal_error_no_backtrace):
6765 2016-06-07 Richard Biener <rguenther@suse.de>
6767 PR tree-optimization/71428
6768 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
6769 BIT_FIELD_REF op vs. load.
6771 2016-06-07 Richard Biener <rguenther@suse.de>
6774 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
6777 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6779 * config/pa/pa.md (call): Generate indirect long calls to non-local
6780 functions on TARGET_64BIT.
6781 (call_value): Likewise.
6783 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
6785 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
6786 pattern and subsequent splitters.
6787 (call_val_reg_64bit_post_reload): Likewise.
6789 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6792 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
6793 propagate_op_to_single_use.
6795 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6798 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
6800 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
6802 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
6803 (enum x86_dirflag_state): New enum.
6804 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
6805 (machine_function): Remove needs_cld.
6806 (ix86_current_function_needs_cld): Remove.
6807 * config/i386/i386.c (ix86_set_func_type): Set
6808 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
6809 (ix86_expand_prologue): Do not emit CLD here.
6810 (ix86_dirflag_mode_needed): New function.
6811 (ix86_dirflag_mode_entry): Ditto.
6812 (ix86_mode_needed): Handle X86_DIRFLAG entity.
6813 (ix86_mode_after): Ditto.
6814 (ix86_mode_entry): Ditto.
6815 (ix86_mode_exit): Ditto.
6816 (ix86_emit_mode_set): Ditto.
6817 * config/i386/i386.md (strmov_singleop): Set
6818 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
6819 Do not set ix86_current_function_needs_cld.
6821 (strset_singleop): Ditto.
6823 (cmpstrnqi_nz_1): Ditto.
6824 (cmpstrnqi_1): Ditto.
6825 (strlenqi_1): Ditto.
6827 2016-06-06 Jakub Jelinek <jakub@redhat.com>
6829 PR tree-optimization/71259
6830 * tree-vect-slp.c (vect_get_constant_vectors): For
6831 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
6832 one for constant op, and use COND_EXPR for non-constant.
6834 2016-06-06 David Malcolm <dmalcolm@redhat.com>
6836 * Makefile.in (OBJS): Add function-tests.o,
6837 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
6838 selftest-run-tests.o.
6839 (OBJS-libcommon): Add selftest.o.
6840 (OBJS-libcommon-target): Add selftest.o.
6841 (all.internal): Add "selftest".
6842 (all.cross): Likewise.
6843 (selftest): New phony target.
6844 (s-selftest): New target.
6845 (selftest-gdb): New phony target.
6846 (COLLECT2_OBJS): Add selftest.o.
6847 * bitmap.c: Include "selftest.h".
6848 (selftest::test_gc_alloc): New function.
6849 (selftest::test_set_range): New function.
6850 (selftest::test_clear_bit_in_middle): New function.
6851 (selftest::test_copying): New function.
6852 (selftest::test_bitmap_single_bit_set_p): New function.
6853 (selftest::bitmap_c_tests): New function.
6854 * common.opt (fself-test): New.
6855 * diagnostic-show-locus.c: Include "selftest.h".
6856 (make_range): New function.
6857 (test_range_contains_point_for_single_point): New function.
6858 (test_range_contains_point_for_single_line): New function.
6859 (test_range_contains_point_for_multiple_lines): New function.
6860 (assert_eq): New function.
6861 (test_get_line_width_without_trailing_whitespace): New function.
6862 (selftest::diagnostic_show_locus_c_tests): New function.
6863 * et-forest.c: Include "selftest.h".
6864 (selftest::test_single_node): New function.
6865 (selftest::test_simple_tree): New function.
6866 (selftest::test_disconnected_nodes): New function.
6867 (selftest::et_forest_c_tests): New function.
6868 * fold-const.c: Include "selftest.h".
6869 (selftest::assert_binop_folds_to_const): New function.
6870 (selftest::assert_binop_folds_to_nonlvalue): New function.
6871 (selftest::test_arithmetic_folding): New function.
6872 (selftest::fold_const_c_tests): New function.
6873 * function-tests.c: New file.
6874 * gimple.c: Include "selftest.h".
6875 Include "gimple-pretty-print.h".
6876 (selftest::verify_gimple_pp): New function.
6877 (selftest::test_assign_single): New function.
6878 (selftest::test_assign_binop): New function.
6879 (selftest::test_nop_stmt): New function.
6880 (selftest::test_return_stmt): New function.
6881 (selftest::test_return_without_value): New function.
6882 (selftest::gimple_c_tests): New function.
6883 * hash-map-tests.c: New file.
6884 * hash-set-tests.c: New file.
6885 * input.c: Include "selftest.h".
6886 (selftest::assert_loceq): New function.
6887 (selftest::test_accessing_ordinary_linemaps): New function.
6888 (selftest::test_unknown_location): New function.
6889 (selftest::test_builtins): New function.
6890 (selftest::test_reading_source_line): New function.
6891 (selftest::input_c_tests): New function.
6892 * rtl-tests.c: New file.
6893 * selftest-run-tests.c: New file.
6894 * selftest.c: New file.
6895 * selftest.h: New file.
6896 * spellcheck.c: Include "selftest.h".
6897 (selftest::levenshtein_distance_unit_test_oneway): New function,
6898 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
6899 (selftest::levenshtein_distance_unit_test): Likewise.
6900 (selftest::spellcheck_c_tests): Likewise.
6901 * toplev.c: Include selftest.h.
6902 (toplev::run_self_tests): New.
6903 (toplev::main): Handle -fself-test.
6904 * toplev.h (toplev::run_self_tests): New.
6905 * tree.c: Include "selftest.h".
6906 (selftest::test_integer_constants): New function.
6907 (selftest::test_identifiers): New function.
6908 (selftest::test_labels): New function.
6909 (selftest::tree_c_tests): New function.
6910 * tree-cfg.c: Include "selftest.h".
6911 (selftest::push_fndecl): New function.
6912 (selftest::test_linear_chain): New function.
6913 (selftest::test_diamond): New function.
6914 (selftest::test_fully_connected): New function.
6915 (selftest::tree_cfg_c_tests): New function.
6916 * vec.c: Include "selftest.h".
6917 (selftest::safe_push_range): New function.
6918 (selftest::test_quick_push): New function.
6919 (selftest::test_safe_push): New function.
6920 (selftest::test_truncate): New function.
6921 (selftest::test_safe_grow_cleared): New function.
6922 (selftest::test_pop): New function.
6923 (selftest::test_safe_insert): New function.
6924 (selftest::test_ordered_remove): New function.
6925 (selftest::test_unordered_remove): New function.
6926 (selftest::test_block_remove): New function.
6927 (selftest::reverse_cmp): New function.
6928 (selftest::test_qsort): New function.
6929 (selftest::vec_c_tests): New function.c.
6930 * wide-int.cc: Include selftest.h and wide-int-print.h.
6931 (selftest::from_int <wide_int>): New function.
6932 (selftest::from_int <offset_int>): New function.
6933 (selftest::from_int <widest_int>): New function.
6934 (selftest::assert_deceq): New function.
6935 (selftest::assert_hexeq): New function.
6936 (selftest::test_printing <VALUE_TYPE>): New function template.
6937 (selftest::test_ops <VALUE_TYPE>): New function template.
6938 (selftest::test_comparisons <VALUE_TYPE>): New function template.
6939 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
6941 (selftest::wide_int_cc_tests): New function.
6943 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6946 * ifcvt.c (noce_try_ifelse_collapse): New function.
6948 (noce_process_if_block): Call noce_try_ifelse_collapse.
6949 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
6950 (simplify_ternary_operation): Use the above to simplify
6951 conditional CLZ/CTZ expressions.
6953 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6956 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
6957 define_insn_and_split.
6959 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6962 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
6964 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
6967 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
6968 Implicitly clobber memory for basic asm with non-empty assembler
6969 string. Use targetm.md_asm_adjust also here.
6970 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
6971 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
6972 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
6973 non-empty assembler string.
6974 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
6975 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
6976 (decode_asm_operands): Handle basic asm in PARALLEL block.
6977 (extract_insn): Handle basic asm in PARALLEL block.
6978 * doc/extend.texi: Mention new behavior of basic asm.
6979 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
6980 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
6981 branch_needs_nop_p): Use asm_noperands.
6983 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
6985 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
6986 Include the M7 SPARC DFA scheduler.
6987 New attribute v3pipe.
6988 Annotate insns with v3pipe where appropriate.
6989 Define cpu_feature vis4.
6990 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
6991 Add (V8QI "8") to vbits.
6992 Add insns {add,sub}v8qi3
6993 Add insns ss{add,sub}v8qi3
6994 Add insns us{add,sub}{v8qi,v4hi}3
6995 Add insns {min,max}{v8qi,v4hi,v2si}3
6996 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
6997 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
6998 * config/sparc/niagara4.md: Add a comment explaining the
6999 discrepancy between the documented latenty numbers and the
7001 * config/sparc/niagara7.md: New file.
7002 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
7003 supports SPARC5 and VIS 4.0 instructions.
7004 * configure: Regenerate.
7005 * config.in: Likewise.
7006 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
7007 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
7008 TARGET_CPU_niagara7.
7009 (ASM_CPU64_DEFAULT_SPEC): Likewise.
7010 (CPP_CPU_SPEC): Handle niagara7.
7011 (ASM_CPU_SPEC): Likewise.
7012 * config/sparc/sparc-opts.h (processor_type): Add
7014 (mvis4): New option.
7015 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
7016 (AS_NIAGARA7_FLAG): Define.
7017 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
7018 (CPP_CPU64_DEFAULT_SPEC): Likewise.
7019 (CPP_CPU_SPEC): Handle niagara7.
7020 (ASM_CPU_SPEC): Likewise.
7021 * config/sparc/sparc.c (niagara7_costs): Define.
7022 (sparc_option_override): Handle niagara7 and adjust cache-related
7023 parameters with better values for niagara cpus. Also support VIS4.
7024 (sparc32_initialize_trampoline): Likewise.
7025 (sparc_use_sched_lookahead): Likewise.
7026 (sparc_issue_rate): Likewise.
7027 (sparc_register_move_cost): Likewise.
7028 (dump_target_flag_bits): Support VIS4.
7029 (sparc_vis_init_builtins): Likewise.
7030 (sparc_builtins): Likewise.
7031 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
7033 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
7035 * config/sparc/sparc.opt (sparc_processor_type): New value
7037 * config/sparc/visintrin.h (__attribute__): Prototypes for the
7039 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
7041 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
7044 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
7046 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
7048 2016-06-06 Richard Biener <rguenther@suse.de>
7050 PR tree-optimization/71398
7051 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
7054 2016-06-05 James Bowman <james.bowman@ftdichip.com>
7056 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
7057 ft32_expand_prolog, ft32_expand_epilogue):
7058 Handle pretend_args.
7059 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
7060 * config/ft32/ft32.md: Add pretend_returner.
7062 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
7065 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
7066 Copy op1 RTX to avoid invalid sharing.
7067 (ix86_expand_vector_move_misalign): Ditto.
7069 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
7071 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
7074 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7076 * predict.c (predicted_by_loop_heuristics_p): New function.
7077 (predict_iv_comparison): Use it.
7078 (predict_loops): Walk from innermost loops; do not predict edges
7079 leaving multiple loops multiple times; implement
7080 PRED_LOOP_ITERATIONS_MAX heuristics.
7081 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
7083 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
7085 * cfg.c (check_bb_profile): Do not report mismatched profiles when
7086 only edges out of BB are EH edges.
7088 2016-06-04 Martin Sebor <msebor@redhat.com>
7089 Marcin Baczyński <marbacz@gmail.com>
7092 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
7093 a void expression in a void function.
7095 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7097 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
7098 aux; dump reasons of decisions.
7099 (should_duplicate_loop_header_p): Likewise.
7100 (do_while_loop_p): Likewise.
7101 (ch_base::copy_headers): Dump asi num insns duplicated.
7103 2016-06-04 Jakub Jelinek <jakub@redhat.com>
7105 PR tree-optimization/71405
7106 * tree-ssa.c (execute_update_addresses_taken): For clobber with
7107 incompatible type, build a new clobber with the right type instead
7108 of building a VIEW_CONVERT_EXPR around it.
7110 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7112 PR tree-optimization/52171
7113 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
7114 by_pieces_ninsns instead of move_by_pieces_ninsns.
7116 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7118 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
7119 for reg+reg addressing mode.
7121 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7123 * rs6000-c.c (c/c-tree.h): Add #include.
7124 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
7125 in C++ when found in the base position of vec_ld or vec_st.
7127 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
7129 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
7130 use of profile unless profile status is PROFILE_READ.
7131 * profile.c (compute_branch_probabilities): Set profile status
7132 only after reporting predictor hitrates.
7134 2016-06-03 Joseph Myers <joseph@codesourcery.com>
7138 * common.opt (ffp-int-builtin-inexact): New option.
7139 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7140 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
7141 (ceil@var{m}2): Document dependence on this option.
7142 * ipa-inline-transform.c (inline_call): Handle
7143 flag_fp_int_builtin_inexact.
7144 * ipa-inline.c (can_inline_edge_p): Likewise.
7145 * config/i386/i386.md (rintxf2): Do not test
7146 flag_unsafe_math_optimizations.
7147 (rint<mode>2_frndint): New define_insn.
7148 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
7149 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
7150 for 387 instead of extending and truncating.
7151 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
7152 !flag_trapping_math instead of flag_unsafe_math_optimizations.
7153 Change to frndint<mode>2_<rounding>.
7154 (frndintxf2_<rounding>_i387): Likewise. Change to
7155 frndint<mode>2_<rounding>_i387.
7156 (<rounding_insn>xf2): Likewise.
7157 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
7158 !flag_trapping_math instead of flag_unsafe_math_optimizations for
7159 x87. Test TARGET_ROUND || !flag_trapping_math ||
7160 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
7161 SSE. Use ROUND_NO_EXC in constant operand of
7162 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
7163 for 387 instead of extending and truncating.
7165 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
7166 Julia Koval <julia.koval@intel.com>
7178 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
7179 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
7180 all registers, except for function return registers if there are
7181 no caller-saved registers.
7182 (ix86_set_func_type): New function.
7183 (ix86_set_current_function): Call ix86_set_func_type to set
7184 no_caller_saved_registers and func_type. Call reinit_regs if
7185 caller-saved registers are changed. Don't allow MPX, SSE, MMX
7186 nor x87 instructions in interrupt handler nor function with
7187 no_caller_saved_registers attribute.
7188 (ix86_function_ok_for_sibcall): Return false if there are no
7189 caller-saved registers.
7190 (type_natural_mode): Don't warn ABI change for MMX in interrupt
7192 (ix86_function_arg_advance): Skip for callee in interrupt handler.
7193 (ix86_function_arg): Return special arguments in interrupt handler.
7194 (ix86_promote_function_mode): Promote pointer to word_mode only
7195 for normal functions.
7196 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
7198 (ix86_epilogue_uses): New function.
7199 (ix86_hard_regno_scratch_ok): Likewise.
7200 (ix86_save_reg): Preserve all registers in interrupt handler
7201 after reload. Preserve all registers, except for function return
7202 registers, if there are no caller-saved registers after reload.
7203 (find_drap_reg): Always use callee-saved register if there are
7204 no caller-saved registers.
7205 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
7206 for interrupt handler.
7207 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
7208 Emit cld instruction if stringops are used in interrupt handler
7209 or interrupt handler isn't a leaf function.
7210 (ix86_expand_epilogue): Generate interrupt return for interrupt
7211 handler and pop the 'ERROR_CODE' off the stack before interrupt
7212 return in exception handler.
7213 (ix86_expand_call): Disallow calling interrupt handler directly.
7214 If there are no caller-saved registers, mark all registers that
7215 are clobbered by the call which returns as clobbered.
7216 (ix86_handle_no_caller_saved_registers_attribute): New function.
7217 (ix86_handle_interrupt_attribute): Likewise.
7218 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
7220 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
7221 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
7222 accumulation in interrupt function if stack may be realigned to
7224 (EPILOGUE_USES): New.
7225 (function_type): New enum.
7226 (machine_function): Add func_type and no_caller_saved_registers.
7227 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
7228 (interrupt_return): New pattern.
7229 * doc/extend.texi: Document x86 interrupt and
7230 no_caller_saved_registers attributes.
7232 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
7234 PR tree-optimization/52171
7235 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
7236 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
7237 Look for constant strings. Move some code to emit_block_cmp_hints
7239 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
7240 * defaults.h (COMPARE_MAX_PIECES): New macro.
7241 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
7242 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
7243 (clear_by_pieces_1): Don't declare. Move definition before use.
7244 (can_do_by_pieces): New static function.
7245 (can_move_by_pieces): Use it. Return bool.
7246 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
7247 OP. All callers changed. Handle COMPARE_BY_PIECES.
7248 (class pieces_addr); New.
7249 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
7250 pieces_addr::adjust, pieces_addr::increment_address,
7251 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
7253 (class op_by_pieces_d): New.
7254 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
7256 (class move_by_pieces_d, class compare_by_pieces_d,
7257 class store_by_pieces_d): New subclasses of op_by_pieces_d.
7258 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
7259 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
7260 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
7261 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
7262 compare_by_pieces_d::finish_mode): New member functions.
7263 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
7265 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
7266 (emit_block_cmp_hints): New function.
7267 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
7268 use the newly defined classes.
7269 * expr.h (by_pieces_constfn): New typedef.
7270 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
7271 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
7272 (move_by_pieces_ninsns): Don't declare.
7273 (can_move_by_pieces): Change return value to bool.
7274 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
7275 (compare_by_pieces_branch_ratio): New hook.
7276 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
7277 (by_pieces_ninsns): Declare.
7278 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
7280 (default_compare_by_pieces_branch_ratio): New function.
7281 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
7282 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
7283 * doc/tm.texi: Regenerate.
7284 * tree-ssa-strlen.c: Include "builtins.h".
7285 (handle_builtin_memcmp): New static function.
7286 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
7287 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
7289 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7291 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
7292 relevant stmts which are simple and invariant.
7293 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
7294 instead of simple and invariant
7296 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7298 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
7299 (vectorizable_reduction): Check for new relevant state.
7300 (vectorizable_live_operation): vectorize live stmts using
7301 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
7302 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
7303 (vect_stmt_relevant_p): Check for stmts which are only used live.
7304 (process_use): Use of a stmt does not inherit it's live value.
7305 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
7306 (vect_analyze_stmt): Check for new relevant state.
7307 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
7308 outside the loop, but not inside it.
7310 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7312 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
7313 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
7314 (vect_get_vec_def_for_operand): Split out code.
7316 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
7318 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
7320 2016-06-03 Alan Hayward <alan.hayward@arm.com>
7322 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
7324 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7326 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
7328 2016-06-03 Jakub Jelinek <jakub@redhat.com>
7331 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
7332 to noreturn e->callee->decl that has void return type and void
7333 arguments, adjust gimple_call_fntype and remove lhs even if it had
7334 previously addressable type.
7336 2016-06-02 Jeff Law <law@redhat.com>
7338 PR tree-optimization/71328
7339 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
7340 error when checking for a jump back onto the copied path.
7342 2016-06-02 David Malcolm <dmalcolm@redhat.com>
7344 * config/microblaze/microblaze.c (get_branch_target): Add return
7345 NULL_RTX for the non-CALL_P case.
7346 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
7347 (insert_wic): Remove unused local "j".
7349 2016-06-02 Martin Liska <mliska@suse.cz>
7351 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
7353 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
7354 Julia Koval <julia.koval@intel.com>
7356 * function.c (assign_parm_setup_stack): Force source into a
7358 * target.def (function_incoming_arg): Update documentation to
7359 allow arbitrary address computation based on hard register.
7360 * doc/tm.texi: Regenerated.
7362 2016-06-02 Martin Liska <mliska@suse.cz>
7364 * predict.c (combine_predictions_for_bb): Fix first match in
7365 cases where a first predictor contains more than one occurence
7366 in list of predictors. Take the best value in such case.
7368 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7370 PR rtl-optimization/71295
7371 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
7372 offset would go over the size of the inner mode reject it.
7374 2016-06-02 Jakub Jelinek <jakub@redhat.com>
7376 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
7377 x=x,x and v=v,m instead of x=x,m.
7379 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
7380 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
7381 alternative to v=rm,C.
7383 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
7384 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
7385 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
7386 instead of vex for the last two above mentioned alternatives.
7388 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7391 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
7393 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
7395 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
7397 2016-06-01 David Malcolm <dmalcolm@redhat.com>
7399 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
7400 from int to unsigned.
7402 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7404 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
7405 alternatives, eliminating preferred register class. Add support
7406 for the MTVSRDD instruction in ISA 3.0.
7407 (vsx_splat_v4si_internal): Use splat_input_operand instead of
7408 reg_or_indexed_operand.
7409 (vsx_splat_v4sf_internal): Likewise.
7411 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7414 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
7415 for loading up all 0's or all 1's.
7417 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
7419 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
7421 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
7423 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
7425 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
7426 * gcc.c (set_source_date_epoch_envvar): New function, sets
7427 the SOURCE_DATE_EPOCH environment variable to the current time.
7429 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7431 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
7432 the factor for live Phi nodes.
7434 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7436 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
7437 * tree-parloops.c (parallelize_loops): likewise.
7438 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
7439 tree_unswitch_outer_loop): likewise.
7441 2016-06-01 Jakub Jelinek <jakub@redhat.com>
7444 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
7445 around creation of the temporary.
7447 2016-06-01 Richard Biener <rguenther@suse.de>
7449 PR tree-optimization/71366
7450 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
7451 (unloop_loops): Move removing edges here ...
7452 (try_unroll_loop_completely): ... from here.
7453 (try_peel_loop): ... and here.
7454 (tree_unroll_loops_completely_1): Track parent loops via
7455 bitmap of header BBs.
7456 (tree_unroll_loops_completely): Adjust for that.
7458 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7460 * config/rs6000/altivec.h (vec_slv): New macro.
7461 (vec_srv): New macro.
7462 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
7463 (UNSPEC_VSRV): New value.
7466 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
7467 (vsrv): New builtin definition.
7468 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
7469 define argument types for new builtin.
7470 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
7472 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
7475 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
7476 Jocelyn Mayer <l_indien@magic.fr>
7479 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
7480 detect processor family for signature_CENTAUR_ebx.
7481 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
7482 signature_CENTAUR_ebx.
7483 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
7484 <default>: Pass x86-64 for has_longmode.
7486 2016-06-01 Nathan Sidwell <nathan@acm.org>
7488 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
7491 2016-06-01 Richard Biener <rguenther@suse.de>
7493 PR tree-optimization/71261
7494 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
7495 of stmts successfully put in the bool pattern. Remove
7496 single-use restriction.
7497 (adjust_bool_pattern_cast): Add cast at the use site via the
7498 pattern def sequence.
7499 (adjust_bool_pattern): Remove recursion, maintain a hash-map
7500 of patterned defs. Use the pattern def seqence instead of
7501 multiple independent patterns.
7502 (sort_after_uid): New qsort compare function.
7503 (adjust_bool_stmts): New function to process stmts in the bool
7504 pattern in IL order.
7505 (vect_recog_bool_pattern): Adjust.
7506 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
7507 (ifcvt_walk_pattern_tree): Likewise.
7508 (stmt_is_root_of_bool_pattern): Likewise.
7509 (ifcvt_repair_bool_pattern): Likewise.
7510 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
7512 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
7514 * loop-unroll.c (decide_unroll_constant_iterations,
7515 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
7516 likely upper bounds.
7517 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
7519 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
7521 * tree-core.h (enum omp_clause_code): Remove
7522 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
7524 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7526 * config/arm/sync.md (arm_store_exclusive<mode>):
7527 Use 'H' output modifier on operands[2] rather than creating a new
7528 entry in out-of-bounds memory of the operands array.
7529 (arm_store_release_exclusivedi): Likewise.
7531 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7533 * config/arm/arm.c (arm_fusion_enabled_p): New function.
7534 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
7535 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
7536 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7538 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
7540 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
7541 into account live statements for mask producers.
7543 2016-06-01 Richard Biener <rguenther@suse.de>
7545 PR tree-optimization/71311
7546 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
7547 restrict to non-INTEGER_CST @0.
7549 2016-06-01 Richard Biener <rguenther@suse.de>
7551 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
7552 (relational patterns): Use :c to avoid pattern duplications.
7554 2016-06-01 Richard Biener <rguenther@suse.de>
7556 * genmatch.c (comparison_code_p): New predicate.
7557 (swap_tree_comparison): New function.
7558 (commutate): Add for_vec parameter to append new for entries.
7559 Support commutating relational operators by swapping it alongside
7561 (lower_commutative): Adjust.
7562 (dt_simplify::gen): Do not pass artificial operators to gen
7564 (decision_tree::gen): Do not add artificial operators as parameters.
7565 (parser::parse_expr): Verify operator commutativity when :c is
7566 applied. Allow :C to override this.
7567 * match.pd: Adjust patterns to use :C instead of :c where required.
7569 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
7571 PR tree-optimization/71077
7572 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
7573 the combining step, use boolean_false_node and boolean_true_node
7574 as the designated false/true return values.
7576 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7578 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
7579 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
7580 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
7583 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7585 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
7586 of flags impliying the register renaming.
7587 * toplev.c (process_options): Do not imply flag_rename_registers with
7590 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7592 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
7593 default implementation.
7595 2016-05-31 Nathan Sidwell <nathan@acm.org>
7597 * dwarf2out.c (cur_line_info_table): Add GTY marker.
7599 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7601 * config/sh/constraints.md (b): Remove constraint.
7602 * config/sh/predicates.md (arith_reg_operand): Remove
7604 * config/sh/sh-modes.def (PDI): Remove.
7605 * config/sh/sh.c (sh_target_reg_class,
7606 sh_optimize_target_register_callee_saved): Remove functions.
7607 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
7608 (sh_expand_epilogue): Update comment.
7609 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
7610 sh_secondary_reload): Remove TARGET_REGS related code.
7611 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
7612 TARGET_REGISTER_P): Remove macros.
7613 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
7614 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
7615 TR1_REG, TR2_REG): Remove constants.
7616 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
7618 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7620 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
7621 define_expand patterns.
7622 (adddi3_compact): Rename to adddi3.
7623 (subdi3_compact): Rename to subdi3.
7624 (*negdi2): Rename to negdi2.
7625 (*abs<mode>2): Rename to abs<mode>2.
7627 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
7629 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
7630 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
7631 (atomic_sub_fetchsi): ... this new pattern.
7632 (mvtc): Add CC_REG clobber.
7634 2016-05-31 Marek Polacek <polacek@redhat.com>
7636 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
7638 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7640 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
7641 aarch64_fusion_enabled_p to check for fusion capabilities.
7643 2016-05-31 Richard Biener <rguenther@suse.de>
7645 PR tree-optimization/71352
7646 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
7647 minus one and a negate.
7649 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7651 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
7652 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
7654 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
7655 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
7656 Remove use of aarch64_simd_attr_length_move, set length attribute
7658 (*aarch64_be_movoi): Likewise.
7659 (*aarch64_be_movci): Likewise.
7660 (*aarch64_be_movxi): Likewise.
7662 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
7664 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
7665 It no longer does that.
7666 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
7668 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
7670 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
7671 attribute __unused__.
7673 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
7675 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
7676 * config/arm/arm.c (arm_arch_thumb1): Define.
7677 (arm_option_override): Initialize arm_arch_thumb1.
7678 * config/arm/arm.h (arm_arch_thumb1): Declare.
7679 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
7680 support Thumb-1 ISA.
7682 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
7685 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
7686 `Yv' for scalar operand.
7688 2016-05-31 Tom de Vries <tom@codesourcery.com>
7690 PR tree-optimization/69068
7691 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
7692 phis with more than two args.
7694 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
7696 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
7697 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
7700 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
7702 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
7704 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7706 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
7707 cpu_32, cpu_64, tune_32 and tune_64.
7708 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
7710 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
7712 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
7714 2016-05-30 Andi Kleen <ak@linux.intel.com>
7716 * auto-profile.c (read_profile): Replace asserts with errors
7717 when file does not exist.
7718 * gcov-io.c (gcov_read_words): Dito.
7720 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7722 * tree-cfg.c (print_loop): Print likely upper bounds.
7724 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7726 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
7727 * opts.c (default_options): Enable peel loops at -O3.
7728 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
7729 (try_peel_loop): Do not re-peel already peeled loops;
7730 use likely upper bounds; fix profile updating.
7731 (pass_complete_unroll::execute): Initialize peeled_loops.
7733 2016-05-30 Martin Liska <mliska@suse.cz>
7735 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
7736 computed costs by frequency of BB they belong to.
7737 (get_scaled_computation_cost_at): New function.
7739 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
7740 Marc Glisse <marc.glisse@inria.fr>
7742 PR tree-optimization/71289
7743 * match.pd (-1 / B < A, A > -1 / B): New transformations.
7745 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7747 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
7749 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7751 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
7752 for peeled copies; avoid underflow when updating estimates; correctly
7755 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7757 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
7758 r236875. Corrected oe3 to oe2 as obvious.
7760 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7764 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
7765 that inserted stmt will not dominate stmts that defines its operand.
7766 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
7767 (rewrite_expr_tree_parallel): Likewise.
7769 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
7772 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
7773 all fields including stmt_to_insert are swapped.
7775 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7777 * predict.h (force_edge_cold): Declare.
7778 * predict.c (force_edge_cold): New function.
7779 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
7781 (canonicalize_loop_induction_variables): Fix formating.
7783 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
7785 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
7786 (visium_expand_copysign): Use gen_int_mode directly.
7787 (visium_compute_frame_size): Minor tweaks.
7789 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
7791 * tree-vect-loop.c (vect_analyze_loop_2): Use
7792 likely_max_stmt_executions_int.
7794 2016-05-30 Tom de Vries <tom@codesourcery.com>
7796 PR tree-optimization/69067
7797 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
7799 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
7802 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
7803 New peepholes to remove unneeded fild/fistp pairs.
7804 (define_peephole2 atomic_loaddi_fpu): Ditto.
7806 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7808 * predict.c (maybe_hot_frequency_p): Avoid division.
7810 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
7812 * doc/install.texi: Use https for shop.fsf.org.
7814 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7816 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
7817 likely_max_stmt_executions_int.
7819 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7821 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7822 likely_max_stmt_executions_int.
7824 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7826 * profile.c (compute_branch_probabilities): Do not report hitrates
7828 (branch_prob): Report hitrates here.
7829 * predict.c (gimple_predict_edge): Do not assert profile status;
7830 fix formatting issues.
7832 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7834 * predict.c (edge_predicted_by_p): New function.
7835 (predict_paths_for_bb): Do not put multiple predictions of the same type
7838 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7840 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
7843 2016-05-28 Alan Modra <amodra@gmail.com>
7845 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
7847 2016-05-28 Alan Modra <amodra@gmail.com>
7849 PR rtl-optimization/71275
7850 * ira.c (ira): Free dominance info.
7852 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
7854 * doc/sourcebuild.texi: New address for upstream Go repository.
7856 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7858 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
7859 (TARGET_ARM_V7M): Likewise.
7861 2016-05-26 Jeff Law <law@redhat.com>
7863 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
7864 (thread_across_edge): Remove calls to find_jump_threads_backwards.
7865 * passes.def: Add jump threading passes before DOM/VRP.
7866 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
7867 argument to a basic block from an edge. Remove tests which are
7869 (pass_data_thread_jumps, class pass_thread_jumps): New.
7870 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
7871 (make_pass_thread_jumps): Likewise.
7872 * tree-pass.h (make_pass_thread_jumps): Declare.
7874 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
7876 * config/visium/visium-protos.h (split_double_move): Rename into...
7877 (visium_split_double_move): ...this.
7878 (visium_split_double_add): Declare.
7879 * config/visium/visium.c (split_double_move): Rename into...
7880 (visium_split_double_move): ...this.
7881 (visium_split_double_add): New function.
7882 (visium_expand_copysign): Renumber operands for consistency.
7883 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
7884 (DFmode move splitter): Likewise.
7885 (*addi3_insn): Split by means of visium_split_double_add.
7886 (*adddi3_insn_flags): Delete.
7887 (*plus_plus_sltu<subst_arith>): New insn.
7888 (*subdi3_insn): Split by means of visium_split_double_add.
7889 (subdi3_insn_flags): Delete.
7890 (*minus_minus_sltu<subst_arith>): New insn.
7891 (*negdi2_insn): Split by means of visium_split_double_add.
7892 (*negdi2_insn_flags): Delete.
7894 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
7896 * configure.ac: Treat a --with-headers option without argument
7897 the same as the default (i.e. consult sys-include directory).
7898 * configure: Regenerate.
7900 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7902 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
7903 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
7905 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
7906 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
7908 2016-05-27 Jiong Wang <jiong.wang@arm.com>
7911 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
7912 tree-stdarg analysis results.
7913 (aarch64_setup_incoming_varargs): Likewise.
7915 2016-05-27 Jiong Wang <jiong.wang@arm.com>
7917 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
7918 va_list_gpr_counter_field and va_list_fpr_counter_field.
7920 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
7923 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
7924 * config/aarch64/aarch64.c
7925 (aarch64_cannot_change_mode_class): Remove function.
7926 * config/aarch64/aarch64-protos.h
7927 (aarch64_cannot_change_mode_class): Remove.
7929 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
7931 * cfgloop.c (record_niter_bound): Record likely upper bounds.
7932 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
7933 get_likely_max_loop_iterations_int): New.
7934 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
7935 any_likely_upper_bound.
7936 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
7938 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
7939 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
7941 (unroll_loop_constant_iterations): Likewise.
7942 (unroll_loop_runtime_iterations): Likewise.
7943 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
7944 * lto-streamer-out.c (output_cfg): Likewise.
7945 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
7947 (canonicalize_loop_induction_variables): Dump likely upper bounds.
7948 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
7949 (likely_max_loop_iterations): New.
7950 (likely_max_loop_iterations_int): New.
7951 (likely_max_stmt_executions): New.
7952 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
7953 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
7954 likely_max_stmt_executions): Declare.
7956 2016-05-27 Marek Polacek <polacek@redhat.com>
7959 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
7961 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7963 * config/s390/s390.md (2x risbg splitters): Use
7964 reg_overlap_mentioned_p instead of rtx_equal_p.
7966 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7968 * combine.c (make_compound_operation): Take known zero bits into
7969 account when checking for possible zero_extend.
7971 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7973 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
7974 Use const_int_operand for operand 2 predicate. Simplify expand code
7977 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
7980 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
7983 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7985 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
7986 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
7987 that returns CC_SESWPmode and CC_ZESWPmode.
7988 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
7990 (aarch64_rtx_costs): Likewise.
7992 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7994 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
7995 for ISA 3.0 min/max support.
7996 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
7997 conditional move support.
7998 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
7999 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
8001 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
8002 conditional moves where the comparison type is different from move
8004 (fp_minmax): New code iterator for smin/smax.
8005 (minmax): New code attributes for min/max.
8006 (SMINMAX): Likewise.
8007 (smax<mode>3): Combine min, max insns into one insn using the
8008 fp_minmax code iterator. Add support for ISA 3.0 min/max
8009 instructions that don't need -ffast-math.
8010 (s<minmax><mode>3): Likewise.
8011 (smax<mode>3_vsx): Likewise.
8012 (smin<mode>3): Likewise.
8013 (s<minmax><mode>3_vsx): Likewise.
8014 (smin<mode>3_vsx): Likewise.
8015 (pre-VSX min/max splitters): Likewise.
8016 (s<minmax><mode>3_fpr): Likewise.
8017 (movsfcc): Rewrite floating point conditional moves to combine
8018 SFmode/DFmode into a single insn.
8019 (mov<mode>cc): Likewise.
8020 (movdfcc): Likewise.
8021 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
8022 SFDF2 iterators to handle all combinations.
8023 (fseldfsf4): Likewise.
8024 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
8025 (fseldfdf4): Likewise.
8026 (fselsfdf4): Likewise.
8027 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
8028 comparison instructions that set a 0/-1 mask, and use it for
8029 floating point conditional move via XXSEL.
8030 (fpmask<mode>): Likewise.
8031 (xxsel<mode>): Likewise.
8032 * config/rs6000/predicates.md (min_max_operator): Delete, no
8034 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
8035 instructions that generate a 0/-1 mask for use with XXSEL.
8036 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
8037 say whether floating point min/max is available, either through
8038 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
8039 (TARGET_MINMAX_DF): Likewise.
8041 2016-05-27 Alan Modra <amodra@gmail.com>
8043 PR rtl-optimization/71275
8044 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
8045 for update_equiv_regs and combine_and_move_insns.
8047 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
8049 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
8050 if_then_else or cond RTXes to calculate attribute value.
8051 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
8052 <attr "length_immediate>: Ditto.
8053 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
8054 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
8055 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
8056 <attr "type">: Ditto.
8057 <attr "prefix_data16">: Ditto.
8058 <attr "prefix_extra">: Ditto.
8059 <attr "length_immediate">: Ditto.
8060 <attr "prefix">: Ditto.
8061 (vec_set<mode>_0) <attr "isa">: Ditto.
8062 <attr "prefix_extra">: Ditto.
8063 <attr "length_immediate">: Ditto.
8064 <attr "prefix">: Ditto.
8065 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
8066 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
8067 (sse2_storelpd) <attr "prefix_data16">: Ditto.
8068 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
8069 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
8070 <attr "length_immediate">: Ditto.
8071 <attr "prefix">: Ditto.
8072 (sse2_movsd) <attr "length_immediate">: Ditto.
8073 <attr "prefix">: Ditto.
8074 (vec_concatv2df) <attr "isa">: Ditto.
8075 <attr "prefix">: Ditto.
8076 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
8077 (*vec_extractv2di_1) <attr "isa">: Ditto.
8078 <attr "type">: Ditto.
8079 <attr "length_immediate">: Ditto.
8080 <attr "prefix_rex">: Ditto.
8081 <attr "prefix_extra">: Ditto.
8082 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
8083 <attr "prefix_extra">: Ditto.
8084 <attr "length_immediate">: Ditto.
8085 (vec_concatv2di) <attr "isa">: Ditto.
8086 <attr "prefix_extra">: Ditto.
8087 <attr "length_immediate">: Ditto.
8088 <attr "prefix">: Ditto.
8090 2016-05-26 Martin Liska <mliska@suse.cz>
8092 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
8094 (operator+): Likewise.
8095 (operator-): Likewise.
8096 (comp_cost::operator+=): Likewise.
8097 (comp_cost::operator-=): Likewise.
8098 (comp_cost::operator/=): Likewise.
8099 (comp_cost::operator*=): Likewise.
8100 (operator<): Likewise.
8101 (operator==): Likewise.
8102 (operator<=): Likewise.
8104 (infinite_cost_p): Likewise.
8105 (add_costs): Likewise.
8106 (sub_costs): Likewise.
8107 (compare_costs): Likewise.
8108 (set_group_iv_cost): Use the newly introduced functions.
8109 (get_address_cost): Likewise.
8110 (get_shiftadd_cost): Likewise.
8111 (force_expr_to_var_cost): Likewise.
8112 (split_address_cost): Likewise.
8113 (ptr_difference_cost): Likewise.
8114 (difference_cost): Likewise.
8115 (get_computation_cost_at): Likewise.
8116 (determine_group_iv_cost_generic): Likewise.
8117 (determine_group_iv_cost_address): Likewise.
8118 (determine_group_iv_cost_cond): Likewise.
8119 (autoinc_possible_for_pair): Likewise.
8120 (determine_group_iv_costs): Likewise.
8121 (cheaper_cost_pair): Likewise.
8122 (iv_ca_recount_cost): Likewise.
8123 (iv_ca_set_no_cp): Likewise.
8124 (iv_ca_set_cp): Likewise.
8125 (iv_ca_cost): Likewise.
8126 (iv_ca_new): Likewise.
8127 (iv_ca_dump): Likewise.
8128 (iv_ca_narrow): Likewise.
8129 (iv_ca_prune): Likewise.
8130 (iv_ca_replace): Likewise.
8131 (try_add_cand_for): Likewise.
8132 (try_improve_iv_set): Likewise.
8133 (find_optimal_iv_set): Likewise.
8135 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
8137 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
8138 that internal functions will clobber all caller-saved registers.
8140 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8142 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
8143 Return a better case_values_threshold when optimizing.
8145 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
8147 * config/aarch64/aarch64-simd.md (aarch64_combinez):
8148 Add ? to integer variant.
8149 (aarch64_combinez_be): Likewise.
8151 2016-05-26 Jakub Jelinek <jakub@redhat.com>
8153 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
8154 instead of x constraint.
8155 (vcvtps2ph256<mask_name>): Likewise.
8157 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
8158 alternative. Formatting fix.
8160 * config/i386/sse.md
8161 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
8163 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
8164 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
8165 maybe_evex prefix instead of vex.
8166 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
8167 EXT_REX_SSE_REG_P (op0) case in the splitter.
8169 2016-05-25 Jeff Law <law@redhat.com>
8171 PR tree-optimization/71272
8172 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
8173 Update comments. Add test for empty path.
8175 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
8177 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
8178 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
8179 special case builtin.
8180 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8181 code for ALTIVEC_BUILTIN_VEC_CMPNE.
8182 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8183 for __builtin_vec_cmpne.
8185 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
8187 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
8188 redundant test and bail out if the type of the new operand is not
8189 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
8191 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8193 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
8194 (x_ix86_target_flags_explicit): Remove.
8195 * config/i386/i386.c (ix86_function_specific_save): Do not copy
8196 x_ix86_target_flags_explicit.
8197 (ix86_function_specific_restore): Ditto.
8199 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
8200 H.J. Lu <hongjiu.lu@intel.com>
8203 * common/config/i386/i386-common.c
8204 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
8205 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
8206 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
8207 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
8208 (-mgeneral-regs-only): Add new option.
8209 * config/i386/i386.c (ix86_option_override_internal): Don't enable
8210 x87 instructions if only general registers are allowed.
8211 (ix86_target_string): Add ix86_flags argument. Handle additional
8212 flags options through ix86_flags argument. Update all callers.
8213 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
8215 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8217 PR rtl-optimization/66940
8218 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
8219 decrementing desired_val will not overflow before performing these
8222 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
8224 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
8225 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
8226 * config/i386/i386.c (enum ix86_builtins): Add
8227 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
8228 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
8229 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
8230 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
8231 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
8232 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
8233 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
8234 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
8235 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
8236 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
8237 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
8238 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
8239 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
8240 __builtin_ia32_cvtps2dq512_mask.
8241 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
8242 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
8243 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
8244 * config/i386/sse.md
8245 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
8247 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
8248 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
8250 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
8251 (avx512f_vec_pack_sfix_v8df): New define_expand.
8252 (avx512f_roundpd512): Rename to ...
8253 (avx512f_round<castmode>512): ... this. Change iterator.
8254 (avx512f_roundps512_sfix): New define_expand.
8255 (round<mode>2_sfix): Change iterator.
8257 2016-05-25 Nick Clifton <nickc@redhat.com>
8259 * config/msp430/msp430.c (msp430_attr): Produce an error if a
8260 static interrupt handler is detected.
8261 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
8262 default linker script.
8263 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
8264 the low part of a symbolic pointer.
8266 2016-05-25 Richard Biener <rguenther@suse.de>
8268 PR tree-optimization/71261
8269 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
8270 interesting stmt instead of immediate uses when looking
8271 for the use operand to replace.
8273 2016-05-25 Martin Liska <mliska@suse.cz>
8275 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
8277 2016-05-25 Richard Biener <rguenther@suse.de>
8279 PR tree-optimization/71264
8280 * tree-vect-stmts.c (vect_init_vector): Properly deal with
8283 2016-05-25 Martin Liska <mliska@suse.cz>
8285 PR tree-optimization/71239
8286 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
8287 if DECL_SIZE is NULL.
8289 2016-05-25 Richard Biener <rguenther@suse.de>
8291 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
8292 * tree-if-conv.c (pass_data_if_conversion): Use it.
8294 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
8296 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
8297 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
8298 * varpool.c (varpool_node::get_availability): Likewise.
8300 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8302 * config/rs6000/altivec.md (VNEG iterator): New iterator for
8303 VNEGW/VNEGD instructions.
8304 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
8305 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
8306 support for ISA 3.0 VNEGW/VNEGD instructions.
8308 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
8310 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
8311 pointers inside OACC_DATA regions.
8312 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
8313 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
8314 (gimplify_adjust_omp_clauses): Fix typo in comment.
8316 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8318 * config/rs6000/altivec.md (VParity): New mode iterator for vector
8319 parity built-in functions.
8320 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
8322 (p9v_parity<mode>2): Likewise.
8323 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
8325 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
8326 (parity<mode>2): ISA 3.0 expander for vector parity.
8327 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
8329 (BU_P9_64BIT_MISC_0): Likewise.
8330 (BU_P9_MISC_0): Likewise.
8331 (BU_P9V_AV_1): Likewise.
8332 (BU_P9V_AV_2): Likewise.
8333 (BU_P9V_AV_3): Likewise.
8334 (BU_P9V_AV_P): Likewise.
8335 (BU_P9V_VSX_1): Likewise.
8336 (BU_P9V_OVERLOAD_1): Likewise.
8337 (BU_P9V_OVERLOAD_2): Likewise.
8338 (BU_P9V_OVERLOAD_3): Likewise.
8339 (VCTZB): Add vector count trailing zeros support.
8343 (VPRTYBD): Add vector parity support.
8344 (VPRTYBQ): Likewise.
8345 (VPRTYBW): Likewise.
8346 (VCTZ): Add overloaded vector count trailing zeros support.
8347 (VPRTYB): Add overloaded vector parity support.
8348 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8349 overloaded vector count trailing zeros and parity instructions.
8350 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
8351 vector parity support.
8352 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
8353 trailing zeros support.
8354 (vec_cntlz): Likewise.
8355 (vec_vctzb): Likewise.
8356 (vec_vctzd): Likewise.
8357 (vec_vctzh): Likewise.
8358 (vec_vctzw): Likewise.
8359 (vec_vprtyb): Add ISA 3.0 vector parity support.
8360 (vec_vprtybd): Likewise.
8361 (vec_vprtybw): Likewise.
8362 (vec_vprtybq): Likewise.
8363 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8364 the ISA 3.0 vector count trailing zeros and vector parity built-in
8367 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8369 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
8370 when there is stmt_to_insert.
8372 2016-05-24 Martin Sebor <msebor@redhat.com>
8375 * tree.h (complete_or_array_type_p): New inline function.
8377 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8379 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
8380 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
8381 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
8383 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
8384 Limit 1st alternative to noavx isa, split 2nd alternative into one
8385 noavx and one avx alternative, use *x and Bm in the former and
8386 x and m in the latter.
8388 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
8389 of sse4 for the first alternative, drop %v from the template
8390 and d operand modifier. Split second alternative into one sse4_noavx
8391 and one avx alternative, use *x instead of *v in the former and v
8392 instead of *v in the latter.
8393 (*sse4_1_extractps): Use noavx isa instead of * for the first
8394 alternative, drop %v from the template. Split second alternative into
8395 one noavx and one avx alternative, use *x instead of *v in the
8396 former and v instead of *v in the latter.
8397 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
8398 with noavx and the last one with avx.
8399 (sse4_1_phminposuw): Guard first alternative with noavx isa,
8400 split the second one into one noavx and one avx alternative,
8401 use *x and Bm in the former and x and m in the latter one.
8402 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
8405 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
8406 first two alternatives to noavx, use *x instead of *v in the second
8407 one, add avx alternative without *.
8408 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
8409 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
8410 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
8412 2016-05-24 Jeff Law <law@redhat.com>
8414 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
8415 New function, extracted from...
8416 (fsm_find_control_statement_thread_paths): Here. Use the new function.
8417 Allow simple copies and constant initializations in the SSA chain.
8419 2016-05-24 Marek Polacek <polacek@redhat.com>
8422 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
8425 2016-05-24 Jakub Jelinek <jakub@redhat.com>
8428 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
8429 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
8430 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
8431 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
8432 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
8434 2016-05-24 Richard Biener <rguenther@suse.de>
8436 PR tree-optimization/71240
8437 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
8440 2016-05-24 Richard Biener <rguenther@suse.de>
8442 PR tree-optimization/71230
8443 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
8445 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8447 * tree-vectorizer.h (vectorizable_comparison): Delete.
8448 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
8449 PURE_SLP_STMT check.
8450 * tree-vect-stmts.c (vectorizable_call): Likewise.
8451 (vectorizable_simd_clone_call): Likewise.
8452 (vectorizable_conversion): Likewise.
8453 (vectorizable_assignment): Likewise.
8454 (vectorizable_shift): Likewise.
8455 (vectorizable_operation): Likewise.
8456 (vectorizable_load): Likewise.
8457 (vectorizable_condition): Likewise.
8458 (vectorizable_store): Likewise. Assert that we don't have
8460 (vectorizable_comparison): Make static. Remove redundant
8461 PURE_SLP_STMT check.
8462 (vect_transform_stmt): Assert that we always have an slp_node
8465 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8467 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
8468 operands[2] against 1 with comparison against CONST1_RTX.
8469 (<shift>di3_neon): Likewise.
8470 * config/arm/predicates.md (const0_operand): Replace with comparison
8473 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8475 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
8476 operands[2] against 1 with comparison against CONST1_RTX.
8477 (ashrdi3): Likewise.
8478 (lshrdi3): Likewise.
8479 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
8481 (ashrsi3): Likewise.
8482 (lshrsi3): Likewise.
8483 (rotrsi3): Likewise.
8484 (define_split above *compareqi_eq0): Likewise.
8485 (define_split above "prologue"): Likewise.
8486 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
8487 * config/arm/predicates.md (shift_operator): Likewise.
8488 (shift_nomul_operator): Likewise.
8489 (sat_shift_operator): Likewise.
8490 (thumb1_cmp_operand): Likewise.
8491 (const_neon_scalar_shift_amount_operand): Replace manual range
8492 check with IN_RANGE.
8493 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
8494 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
8496 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8498 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
8499 with HOST_WIDE_INT_1.
8501 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
8502 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
8503 (arm_canonicalize_comparison): Likewise.
8504 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
8506 (thumb1_size_rtx_costs): Likewise.
8507 (vfp_const_double_index): Replace cast of 1 to unsigned
8508 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8509 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
8511 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
8512 HOST_WIDE_INT with HOST_WIDE_INT_1U.
8513 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
8514 HOST_WIDE_INT with HOST_WIDE_INT_1.
8516 2016-05-24 Marek Polacek <polacek@redhat.com>
8518 * tree-cfg.h (should_remove_lhs_p): New predicate.
8519 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
8520 * gimplify.c (gimplify_modify_expr): Likewise.
8521 * tree-cfg.c (verify_gimple_call): Likewise.
8522 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
8523 * gimple-fold.c: Include "tree-cfg.h".
8524 (gimple_fold_call): Use should_remove_lhs_p.
8526 2016-05-24 Richard Biener <rguenther@suse.de>
8528 PR tree-optimization/71253
8529 * cfganal.h (control_dependences): Make robust against edge
8531 (control_dependences::control_dependences): Remove edge_list argument.
8532 (control_dependences::get_edge): Remove.
8533 (control_dependences::get_edge_src): Add.
8534 (control_dependences::get_edge_dest): Likewise.
8535 (control_dependences::m_el): Make a vector of edge src/dest index.
8536 * cfganal.c (control_dependences::find_control_dependence): Adjust.
8537 (control_dependences::control_dependences): Likewise.
8538 (control_dependences::~control_dependence): Likewise.
8539 (control_dependences::get_edge): Remove.
8540 (control_dependences::get_edge_src): Add.
8541 (control_dependences::get_edge_dest): Likewise.
8542 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
8544 (perform_tree_ssa_dce): Adjust.
8545 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
8547 (pass_loop_distribution::execute): Adjust. Do loop destroying
8548 conditional on changed.
8550 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8553 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
8554 return. Reindent transformation comment and mention the ARM state
8557 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8560 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
8561 after build_and_add_sum creates new use stmt.
8563 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8565 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
8566 load_lanes/grouped_load classification comes first. Don't check
8567 whether the vectorization factor is a multiple of the group size
8570 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
8572 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
8573 GROUP_GAP for single-element interleaving.
8574 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
8577 2016-05-24 Richard Biener <rguenther@suse.de>
8581 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
8582 bases which are accessed with non-invariant indices.
8583 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
8584 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
8586 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8589 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
8590 (add_to_ops_vec): Add stmt_to_insert.
8591 (add_repeat_to_ops_vec): Init stmt_to_insert.
8592 (insert_stmt_before_use): New.
8593 (transform_add_to_multiply): Remove mult_stmt insertion and add it
8595 (get_ops): Init stmt_to_insert.
8596 (maybe_optimize_range_tests): Likewise.
8597 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
8598 (rewrite_expr_tree_parallel): Likewise.
8599 (reassociate_bb): Likewise.
8601 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8604 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
8605 ISA 3.0 xxperm fusion alternative.
8606 (altivec_vperm_v8hiv16qi): Likewise.
8607 (altivec_vperm_<mode>_uns_internal): Likewise.
8608 (vperm_v8hiv4si): Likewise.
8609 (vperm_v16qiv8hi): Likewise.
8611 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8612 Kelvin Nilsen <kelvin@gcc.gnu.org>
8614 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
8615 vpermr/xxpermr on ISA 3.0.
8616 (altivec_expand_vec_perm_le): Likewise.
8617 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
8618 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
8621 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.h (IS_STACK_MODE): Enable for
8624 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
8625 SSE_FLOAT_MODE_P macros.
8626 * config/i386/i386.c (ix86_preferred_reload_class): Use
8627 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
8628 Cleanup regclass processing for CONST_DOUBLE_P.
8629 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
8630 (ix86_rtx_costs): Remove redundant TARGET_80387 check
8631 with IS_STACK_MODE macro.
8632 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
8634 (*movdf_internal): Use IS_STACK_MODE macro.
8635 (*movsf_internal): Ditto.
8637 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
8639 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
8640 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
8642 2016-05-23 Jeff Law <law@redhat.com>
8644 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
8646 (fsm_find_control_statement_thread_paths): Call it.
8648 2016-05-23 Martin Jambor <mjambor@suse.cz>
8651 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
8652 from_global_constant if t is not NULL.
8654 2016-05-23 Marek Polacek <polacek@redhat.com>
8657 * common.opt (Wswitch-unreachable): New option.
8658 * doc/invoke.texi: Document -Wswitch-unreachable.
8659 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
8662 2016-05-23 Bin Cheng <bin.cheng@arm.com>
8664 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
8665 TMR_INDEX is non-NULL.
8667 2016-05-23 Richard Biener <rguenther@suse.de>
8669 PR tree-optimization/71230
8670 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
8671 (try_special_add_to_ops): ... here. Always test for single-use.
8673 2016-05-23 Martin Jambor <mjambor@suse.cz>
8675 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
8676 default block if a PHI node in the original one would be resized.
8678 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8680 PR tree-optimization/58135
8681 * tree-vect-slp.c: When group size is not multiple
8682 of vector size, allow splitting of store group at
8685 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
8687 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
8689 2016-05-22 Jakub Jelinek <jakub@redhat.com>
8691 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8692 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
8693 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
8696 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
8697 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
8698 v constraint instead of x and vinserti32x4 insn.
8700 * config/i386/sse.md (i128vldq): New mode iterator.
8701 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
8702 avx512dq and avx512vl alternatives.
8704 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
8705 constraint, use maybe_evex prefix instead of vex.
8706 (vec_dupv4sf): Use v constraint instead of x for output
8707 operand except for noavx alternative, use Yv constraint
8708 instead of x for input. Use maybe_evex prefix instead of vex.
8709 (*vec_dupv4si): Likewise.
8710 (*vec_dupv2di): Likewise.
8712 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
8715 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
8716 (linearize_expr_tree): Call try_special_add_to_ops.
8717 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
8719 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8721 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
8722 to computed stack_usage.
8724 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8727 * config/avr/avr.md (define_expand "mov<mode>"): If the source
8728 operand is subreg (symbol_ref) then move the symbol ref to register.
8730 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
8732 * tree.c (array_at_struct_end_p): Look through MEM_REF.
8734 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8737 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
8740 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8742 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
8743 ranges by calling get_single_symbol and tidy up. Look more closely
8744 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
8746 2016-05-20 Jeff Law <law@redhat.com>
8748 * bitmap.c (bitmap_find_bit): Remove useless test.
8750 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
8752 * function.c (thread_prologue_and_epilogue_insns): Commit the
8753 insertion of the epilogue.
8755 2016-05-20 Martin Jambor <mjambor@suse.cz>
8757 PR tree-optimization/70884
8758 * tree-sra.c (initialize_constant_pool_replacements): Do not check
8759 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
8760 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
8761 of constant pool data as a reason for scalarization.
8763 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
8765 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
8766 for naked functions.
8767 (thumb1_expand_prologue): Likewise.
8769 2016-05-20 Nathan Sidwell <nathan@acm.org>
8771 * config/nvptx/nptx.c (nvptx_option_override): Only set
8772 flag_toplevel_reorder, if not explicitly specified. Set
8773 flag_no_common, unless explicitly specified.
8775 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8777 * calls.c (can_implement_as_sibling_call_p): Mark param
8778 reg_parm_stack_space with ATTRIBUTE_UNUSED.
8780 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
8782 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
8783 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
8784 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
8786 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
8787 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
8790 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
8792 * config/nvptx/nvptx.md (sincossf3): New pattern.
8794 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8796 * calls.c (maybe_complain_about_tail_call): New function.
8797 (initialize_argument_information): Call
8798 maybe_complain_about_tail_call when clearing *may_tailcall.
8799 (can_implement_as_sibling_call_p): Call
8800 maybe_complain_about_tail_call when returning false.
8801 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
8802 ensure try_tail_call is set. Call maybe_complain_about_tail_call
8803 if tail-call optimization fails.
8804 * cfgexpand.c (expand_call_stmt): Initialize
8805 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
8806 * gimple-pretty-print.c (dump_gimple_call): Dump
8807 gimple_call_must_tail_p.
8808 * gimple.c (gimple_build_call_from_tree): Call
8809 gimple_call_set_must_tail with the value of
8810 CALL_EXPR_MUST_TAIL_CALL.
8811 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
8812 (gimple_call_set_must_tail): New function.
8813 (gimple_call_must_tail_p): New function.
8814 * print-tree.c (print_node): Update printing of TREE_STATIC
8815 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
8816 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
8817 trailing comment listing applicable flags.
8818 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
8820 2016-05-20 David Malcolm <dmalcolm@redhat.com>
8822 * calls.c (expand_call): Move "Rest of purposes for tail call
8823 optimizations to fail" to...
8824 (can_implement_as_sibling_call_p): ...this new function, and
8825 split into multiple "if" statements.
8827 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
8829 * cfgloop.h (expected_loop_iterations_unbounded,
8830 expected_loop_iterations): Unconstify.
8831 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
8832 profile with known upper bound; return 3 when profile is absent.
8833 (expected_loop_iterations): Update.
8835 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
8837 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
8838 and get_max_loop_iterations_int.
8840 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
8842 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
8843 realistic upper bounds here.
8845 2016-05-20 Jakub Jelinek <jakub@redhat.com>
8848 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
8849 calls if the LHS is variable length or has addressable type.
8850 If targets[0]->decl is a noreturn call with void return type and
8851 zero arguments, adjust fntype and remove lhs in that case.
8853 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
8855 PR tree-optimization/71079
8856 PR tree-optimization/71206
8857 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
8859 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8861 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
8862 (get_vec_alignment_for_array_decl): Likewise.
8863 (get_vec_alignment_for_record_decl): Likewise.
8864 (increase_alignment::execute): Move code to find alignment to
8865 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
8866 (type_align_map): New hash_map.
8868 2016-05-20 Richard Guenther <rguenther@suse.de>
8870 PR tree-optimization/29756
8871 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
8872 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
8873 * fold-const.c (operand_equal_p): Likewise.
8874 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
8875 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
8876 * tree-inline.c (estimate_operator_cost): Likewise.
8877 * tree-pretty-print.c (dump_generic_node): Likewise.
8878 * tree-ssa-operands.c (get_expr_operands): Likewise.
8879 * cfgexpand.c (expand_debug_expr): Likewise.
8880 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
8881 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
8882 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
8883 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
8884 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
8885 (execute_update_addresses_taken): Do it.
8887 2016-05-20 Richard Biener <rguenther@suse.de>
8889 PR tree-optimization/71185
8890 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
8891 register operations.
8893 2016-05-20 Richard Biener <rguenther@suse.de>
8895 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
8896 gimple_seq_add_seq_without_update.
8897 (release_bb_predicate): Assert we have no operands to free.
8898 (if_convertible_loop_p_1): Calculate post dominators later.
8899 Do not free BB predicates here.
8900 (combine_blocks): Do not recompute BB predicates.
8901 (version_loop_for_if_conversion): Save BB predicates around
8904 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
8906 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
8907 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
8908 code. Ignore sibcalls on EDGE_IGNORE edges.
8909 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
8910 on edges for sibcalls that run without prologue. The rest of the
8911 function is combined from...
8912 (fix_fake_fallthrough_edge): ... this, and ...
8913 (try_shrink_wrapping): ... a part of this. Remove the bb_with
8914 function argument, make it a local variable.
8916 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
8918 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
8919 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
8920 for 32-bit mode and SEH for 64-bit.
8921 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
8922 TARGET_64BIT_DEFAULT.
8924 2016-05-19 Ryan Burn <contact@rnburn.com>
8926 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
8927 * gengtype.c (open_base_files): Add cilk.h to ifiles.
8929 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
8931 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
8932 force pending loads from memory.
8934 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
8936 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
8937 (UNSPEC_DARN_32): New unspec constant.
8938 (UNSPEC_DARN_RAW): New unspec constant.
8939 (darn_32): New instruction.
8940 (darn_raw): New instruction.
8941 (darn): New instruction.
8942 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
8943 support and documentation for this macro.
8944 (BU_P9_MISC_1): New macro definition.
8945 (BU_P9_64BIT_MISC_0): New macro definition.
8946 (BU_P9_MISC_0): New macro definition.
8947 (darn_32): New builtin definition.
8948 (darn_raw): New builtin definition.
8949 (darn): New builtin definition.
8950 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
8951 RS6000_BUILTIN_0 directives to surround each occurrence of
8952 #include "rs6000-builtin.def".
8953 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
8954 RS6000_BTM_64BIT flags to the returned mask, depending on
8956 (def_builtin): Correct an error in the assignments made to the
8957 debugging variable attr_string.
8958 (rs6000_expand_builtin): Add support for no-operand built-in
8960 (builtin_function_type): Remove fatal_error assertion that is no
8962 (rs6000_common_init_builtins): Add support for no-operand built-in
8964 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
8966 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
8968 (RS6000_BTM_64BIT): New macro definition.
8969 * doc/extend.texi: Document __builtin_darn (void),
8970 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
8973 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
8975 * tree-vect-loop.c (vect_analyze_loop_2): Use also
8976 max_loop_iterations_int.
8978 2016-05-19 Marek Polacek <polacek@redhat.com>
8980 PR tree-optimization/71031
8981 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
8982 condition and adjust the code a bit.
8984 2016-05-19 Martin Liska <mliska@suse.cz>
8986 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
8987 auto_vec instead of vec.
8989 2016-05-19 Martin Liska <mliska@suse.cz>
8991 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
8993 2016-05-19 Martin Liska <mliska@suse.cz>
8995 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
8997 2016-05-19 Martin Liska <mliska@suse.cz>
8999 * ipa-pure-const.c (set_function_state): Remove an existing
9001 (remove_node_data): Do not free it as it's released
9002 in set_function_state.
9004 2016-05-19 Martin Liska <mliska@suse.cz>
9006 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
9009 2016-05-19 Martin Liska <mliska@suse.cz>
9011 * omp-simd-clone.c (simd_clone_adjust): Release vector.
9013 2016-05-19 Martin Liska <mliska@suse.cz>
9015 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
9016 an auto_vec instead of re-creating it.
9018 2016-05-19 Martin Liska <mliska@suse.cz>
9020 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
9021 auto_vec instead of vec.
9023 2016-05-19 Martin Liska <mliska@suse.cz>
9025 * lto-section-in.c (lto_get_section_data): Call
9026 lto_check_version with additional argument.
9027 * lto-streamer.c (lto_check_version): Add new argument.
9028 * lto-streamer.h (lto_check_version): Likewise.
9030 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9032 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
9033 Don't add cost of inner memory when handling sign-extended loads.
9035 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
9037 PR rtl-optimization/71148
9038 * cse.c (cse_main): Free dominance info.
9039 (rest_of_handle_cse): Don't free dominance info.
9040 (rest_of_handle_cse2): Likewise.
9041 (rest_of_handle_cse_after_global_opts): Likewise.
9043 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9046 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
9047 NULL_TREE early if NEON is not available. Remove now redundant check
9048 in ARM_CHECK_BUILTIN_MODE.
9050 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
9053 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
9054 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
9055 * doc/cpp.texi: Document new macros.
9057 2016-05-19 Bin Cheng <bin.cheng@arm.com>
9059 PR tree-optimization/69848
9060 * tree-vect-loop.c (vectorizable_reduction): Don't factor
9061 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
9063 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
9065 * function.c (thread_prologue_and_epilogue_insn): Move the
9066 "goto epilogue_done" one block later.
9068 2016-05-19 Richard Biener <rguenther@suse.de>
9070 PR tree-optimization/70729
9071 * passes.def: Move LIM pass before PRE. Remove no longer
9072 required copyprop and move first DCE out of the loop pipeline.
9074 2016-05-18 David Malcolm <dmalcolm@redhat.com>
9077 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
9078 (OBJS-libcommon-target): ...here.
9079 * opts-common.c: Include spellcheck.h.
9080 (cmdline_handle_error): Build a vec of valid options and use it
9081 to suggest provide hints for misspelled arguments.
9083 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9086 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
9087 lhs if it has TREE_ADDRESSABLE type.
9089 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
9092 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
9093 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
9095 2016-05-18 Martin Jambor <mjambor@suse.cz>
9098 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
9099 input for NOP_EXPR pass-through functions.
9100 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
9101 aggregate global constant VAR_DECLs in constant jump functions.
9103 2016-05-18 Martin Jambor <mjambor@suse.cz>
9106 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
9107 from TREE_READONLY parameters.
9109 2016-05-18 Martin Jambor <mjambor@suse.cz>
9112 * cgraph.h (cgraph_indirect_call_info): New field
9113 guaranteed_unmodified.
9114 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
9115 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9117 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
9118 pass the parameter value to ipa_find_agg_cst_for_param.
9119 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
9120 guaranteed_unmodified, store AA results there instead of bailing out
9122 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
9123 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
9124 (find_constructor_constant_at_offset): New function.
9125 (ipa_find_agg_cst_from_init): Likewise.
9126 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
9127 static initializers of contants, report back through a new paameter
9128 from_global_constant if that was the case.
9129 (try_make_edge_direct_simple_call): Also pass parameter value to
9130 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
9132 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
9133 (ipa_read_indirect_edge_info): Likewise.
9134 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
9135 (ipa_load_from_parm_agg): Likewise.
9137 2016-05-18 Jiong Wang <jiong.wang@arm.com>
9139 PR rtl-optimization/71150
9140 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
9143 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9146 * config/rs6000/constraints.md (wE constraint): New constraint
9147 for a vector constant that can be loaded with XXSPLTIB.
9148 (wM constraint): New constraint for a vector constant of a 1's.
9149 (wS constraint): New constraint for a vector constant that can be
9150 loaded with XXSPLTIB and a vector sign extend instruction.
9151 * config/rs6000/predicates.md (xxspltib_constant_split): New
9152 predicates for wE/wS constraints.
9153 (xxspltib_constant_nosplit): Likewise.
9154 (easy_vector_constant): Add support for constants that can be
9155 loaded via XXSPLTIB.
9156 (all_ones_constant): New predicate for vector constant with all
9158 (splat_input_operand): Add support for ISA 3.0 word splat operations.
9159 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
9160 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
9161 instruction and possibly with a sign extension.
9162 (output_vec_const_move): Add support for XXSPLTIB. If we are
9163 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
9164 instead of XXLXOR/XXLORC.
9165 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
9167 (rs6000_legitimize_reload_address): Likewise.
9168 (rs6000_output_move_128bit): Use output_vec_const_move to emit
9170 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
9171 combine VSX_M and VSX_M2 into one iterator.
9173 (VSINT_84): New iterators for loading constants with XXSPLTIB.
9174 (VSINT_842): Likewise.
9175 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
9176 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
9177 XXSPLTIB instruction.
9178 (xxspltib_<mode>_nosplit): Likewise.
9179 (xxspltib_<mode>_split): New insn to load up constants with
9180 XXSPLTIB and a sign extend instruction.
9181 (vsx_mov<mode>): Replace single move that handled all vector types
9182 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
9183 moves (when -mvsx-timode is in effect) into the main vector
9184 moves. Eliminate separate moves for <VSr> <VSa>, where the
9185 preferred register class (<VSr>) is listed first, and the
9186 secondary register class (<VSa>) is listed second with a '?' to
9187 discourage use. Prefer loading 0/-1 in any VSX register for ISA
9188 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
9189 that if the register was involved in a slow operation, the
9190 clear/set operation does not wait for the slow operation to
9191 finish. Adjust the length attributes for 32-bit mode. Use
9192 rs6000_output_move_128bit and drop the use of the string
9193 instructions for 32-bit movti when -mvsx-timode is in effect. Use
9194 spacing so that the alternatives and attributes don't generate
9195 long lines, and put things in columns, so that it is easier to
9196 match up the operands and attributes with the insn alternatives.
9197 (vsx_mov<mode>_64bit): Likewise.
9198 (vsx_mov<mode>_32bit): Likewise.
9199 (vsx_movti_64bit): Fold movti into normal vector moves.
9200 (vsx_movti_32bit): Likewise.
9201 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
9203 (vsx_splat_v4si_internal): Likewise.
9204 (vsx_splat_v4sf_internal): Likewise.
9205 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
9206 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
9207 extend vector elements.
9208 (vsx_sign_extend_hi_<mode>): Likewise.
9209 (vsx_sign_extend_si_v2di): Likewise.
9210 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
9212 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
9213 constraints. Add trailing period to wL documentation.
9215 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
9218 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
9219 * tree-dfa.c (replace_abnormal_ssa_names): New function.
9220 * tree-call-cdce.c: Include tree-dfa.h.
9221 (can_guard_call_p): New function, extracted from...
9222 (can_use_internal_fn): ...here.
9223 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
9225 (shrink_wrap_one_built_in_call): Likewise.
9226 (use_internal_fn): Likewise.
9227 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
9228 and return void. Call replace_abnormal_ssa_names.
9229 (pass_call_cdce::execute): Check can_guard_call_p during the
9230 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
9231 will always change something.
9233 2016-05-18 Martin Jambor <mjambor@suse.cz>
9236 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
9237 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
9239 2016-05-18 Martin Jambor <mjambor@suse.cz>
9242 * ipa-inline.h (condition): New field size.
9243 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
9244 for comaprison and store it into the new condition.
9245 (evaluate_conditions_for_known_args): Use condition size to check
9246 access sizes for all but CHANGED conditions.
9247 (unmodified_parm_1): New parameter size_p, store access size into it.
9248 (unmodified_parm): Likewise.
9249 (unmodified_parm_or_parm_agg_item): Likewise.
9250 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
9251 (set_cond_stmt_execution_predicate): Extract access sizes and store
9253 (set_switch_stmt_execution_predicate): Likewise.
9254 (will_be_nonconstant_expr_predicate): Likewise.
9255 (will_be_nonconstant_predicate): Likewise.
9256 (inline_read_section): Stream condition size.
9257 (inline_write_summary): Likewise.
9259 2016-05-18 Richard Biener <rguenther@suse.de>
9261 * tree-ssa-loop-im.c (determine_max_movement): Properly add
9262 condition cost to PHI cost instead of total_cost.
9264 2016-05-18 Martin Liska <mliska@suse.cz>
9267 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
9270 2016-05-18 Richard Biener <rguenther@suse.de>
9272 * lto-streamer.h (LTO_major_version): Bump to 6.
9274 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9276 * function.c (make_split_prologue_seq, make_prologue_seq,
9277 make_epilogue_seq): New functions, factored out from...
9278 (thread_prologue_and_epilogue_insns): Here.
9280 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
9282 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
9283 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
9284 of before. Add a comment.
9286 2016-05-18 Bin Cheng <bin.cheng@arm.com>
9288 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
9289 expression pointer, not pointer to the pointer.
9291 2016-05-18 Jakub Jelinek <jakub@redhat.com>
9293 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
9294 (avx2_pbroadcast<mode>): Add another alternative with v instead
9295 of x constraints in it, using <pbroadcast_evex_isa> isa.
9296 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
9298 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
9299 constraint x instead of v in second alternative, add avx512bw
9302 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
9303 constraint x instead of v in second alternative, add avx512bw
9306 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
9307 constraint x instead of v in second alternative, add avx512bw
9310 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
9311 avx512bw alternative.
9313 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9315 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
9317 (define_insn "*andnottf3"): Ditto.
9318 (define_insn "*<code><mode>3"/any_logic): Ditto.
9319 (define_insn "*<code>tf3"/any_logic): Ditto.
9320 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
9321 operand to block AVX-512VL insn variant emit when it is not enabled.
9323 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
9325 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
9326 constraint fot SF mode.
9328 2016-05-18 Petr Murzin <petr.murzin@intel.com>
9329 Kirill Yukhin <kirill.yukhin@intel.com>
9331 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
9333 (define_insn "rsqrt14<mode>"): Ditto.
9334 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
9335 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
9336 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
9337 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
9338 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
9340 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
9341 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
9342 * config/i386/i386.c (ix86_print_operand): Expand check for size
9343 override codes for Intel syntax.
9345 2016-05-18 Richard Biener <rguenther@suse.de>
9347 PR tree-optimization/71168
9348 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
9349 initialization earlier.
9351 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
9353 * config/aarch64/aarch64-simd.md
9354 (aarch64_reduc_plus_internal<mode>): Rename to...
9355 (reduc_plus_scal): ...This, and remove previous implementation.
9357 2016-05-18 Richard Biener <rguenther@suse.de>
9359 * passes.def: Put late dse and cd_dce in canonical order.
9361 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
9363 * ipa-inline-transform.c (preserve_function_body_p): Look for
9364 first non-thunk clone.
9365 (save_function_body): Save into first non-thunk.
9366 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
9368 (lto_output_node): Inline thunks don't need body in every
9370 * lto-streamer-in.c: Do not fixup thunk clones.
9371 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
9373 * tree-inline.c (copy_bb): Be prepared for target node to be new after
9376 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9379 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
9380 (reassociate_bb): Call transform_add_to_multiply.
9382 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
9384 * config/aarch64/aarch64.c (all_extensions): Removed unused
9387 2016-05-17 Nathan Sidwell <nathan@acm.org>
9389 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
9390 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
9392 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
9394 PR tree-optimization/54579
9396 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
9398 2016-05-17 Marek Polacek <polacek@redhat.com>
9401 * tree-inline.c (expand_call_inline): Call
9402 maybe_remove_unused_call_args.
9404 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
9406 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
9407 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
9408 * doc/md.texi (fmin@var{m}3): Likewise.
9410 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9412 * match.pd (X & C): New transformation.
9414 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9416 * match.pd (~X & Y): New transformation.
9418 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
9420 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
9421 information for new SSA_NAME.
9422 (simplify_conversion_using_ranges): Get range through get_range_info
9423 instead of get_value_range.
9425 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9427 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
9428 Remove inline assembly.
9429 (vmvn_s16): Likewise.
9430 (vmvn_s32): Likewise.
9431 (vmvn_u8): Likewise.
9432 (vmvn_u16): Likewise.
9433 (vmvn_u32): Likewise.
9434 (vmvnq_s8): Likewise.
9435 (vmvnq_s16): Likewise.
9436 (vmvnq_s32): Likewise.
9437 (vmvnq_u8): Likewise.
9438 (vmvnq_u16): Likewise.
9439 (vmvnq_u32): Likewise.
9440 (vmvn_p8): Likewise.
9441 (vmvnq_p16): Likewise.
9443 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9445 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
9447 (vmul_n_s16): Likewise.
9448 (vmul_n_s32): Likewise.
9449 (vmul_n_u16): Likewise.
9450 (vmul_n_u32): Likewise.
9451 (vmulq_n_f32): Likewise.
9452 (vmulq_n_f64): Likewise.
9453 (vmulq_n_s16): Likewise.
9454 (vmulq_n_s32): Likewise.
9455 (vmulq_n_u16): Likewise.
9456 (vmulq_n_u32): Likewise.
9458 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9460 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
9461 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
9463 2016-05-17 Jiong Wang <jiong.wang@arm.com>
9465 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
9466 to *aarch64_fma4_elt_from_dup<mode>.
9467 (*aarch64_fnma4_elt_to_128df): Rename to
9468 *aarch64_fnma4_elt_from_dup<mode>.
9469 * config/aarch64/arm_neon.h (vfma_n_f64): New.
9470 (vfms_n_f32): Likewise.
9471 (vfms_n_f64): Likewise.
9472 (vfmsq_n_f32): Likewise.
9473 (vfmsq_n_f64): Likewise.
9475 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
9477 * wide-int.h: Change fixed_wide_int_storage from class to struct.
9479 2016-05-17 Richard Biener <rguenther@suse.de>
9481 PR tree-optimization/71132
9482 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
9483 Only add control dependences for blocks in the loop.
9484 (build_rdg): Adjust.
9485 (generate_code_for_partition): Return whether loop should
9486 be destroyed and delay that.
9487 (distribute_loop): Likewise.
9488 (pass_loop_distribution::execute): Record loops to be destroyed
9489 and perform delayed destroying of loops.
9491 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9494 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
9496 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9498 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
9500 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
9503 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
9504 insertion point for instructions generated by validize_mem.
9506 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9508 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
9511 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
9513 * config/aarch64/aarch64.c
9514 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
9515 rather than a macro.
9517 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9519 * doc/invoke.texi (AArch64 Options): Various updates.
9521 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9523 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
9524 into instrumentation thunks.
9525 * cif-code.def (CIF_CHKP): New.
9527 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
9529 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
9531 2016-05-16 Martin Jambor <mjambor@suse.cz>
9533 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
9534 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
9536 2016-05-16 Marek Polacek <polacek@redhat.com>
9538 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
9541 2016-05-16 Martin Jambor <mjambor@suse.cz>
9544 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
9545 the outlined kernel function.
9547 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
9549 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
9550 (ISA_HAS_DLSA): Ditto.
9552 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9554 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
9556 2016-05-16 Nathan Sidwell <nathan@acm.org>
9558 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
9559 (nvptx_name_replacement): Restore. Add comment.
9560 (write_fn_proto, write_fn_proto_from_insn,
9561 nvptx_output_call_insn): Restore
9562 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
9564 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9566 * config/aarch64/aarch64.md
9567 (add<mode>3_compareC_cconly_imm): Remove use of %w.
9568 (add<mode>3_compareC_imm): Likewise.
9569 (<optab>si3_uxtw): Split into register and immediate variants.
9570 (andsi3_compare0_uxtw): Likewise.
9571 (and<mode>3_compare0): Likewise.
9572 (and<mode>3nr_compare0): Likewise.
9573 (stack_protect_test_<mode>): Don't use %x for memory operands.
9575 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
9577 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
9579 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
9581 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
9582 Split integer shifts into shift_reg and bfm.
9583 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
9584 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
9585 (ror<mode>3_insn): Likewise.
9586 (<optab>si3_insn_uxtw): Likewise.
9587 (<optab><mode>3_insn): Change to rotate_imm.
9588 (extr<mode>5_insn_alt): Likewise.
9589 (extrsi5_insn_uxtw): Likewise.
9590 (extrsi5_insn_uxtw_alt): Likewise.
9592 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9594 * doc/tm.texi: Regenerate.
9595 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
9596 (TARGET_INVALID_RETURN_TYPE): Remove.
9597 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
9598 TARGET_INVALID_RETURN_TYPE.
9599 * target.def (invalid_parameter_type): Remove.
9600 (invalid_return_type): Remove.
9602 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9604 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
9605 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
9607 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
9609 (preserve_function_body_p): No need to preserve function body
9610 * cif-codes.def (CIF_THUNK): Remove.
9611 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
9613 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9615 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
9617 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9619 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
9622 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9624 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
9625 (inline_small_functions): Do not look for function symbol when
9628 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
9630 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
9633 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9634 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9635 Jiong Wang <jiong.wang@arm.com>
9637 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
9638 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
9639 Define __ARM_FP16_ARGS when appropriate.
9640 * config/arm/arm.c (arm_invalid_parameter_type): Remove
9642 (arm_invalid_return_type): Likewise.
9643 (TARGET_INVALID_PARAMETER_TYPE): Remove.
9644 (TARGET_INVALID_RETURN_TYPE): Remove.
9645 (aapcs_vfp_sub_candidate): Allow HFmode.
9646 (aapcs_vfp_allocate): Add comment. Support HFmode.
9647 (aapcs_vfp_allocate_return_reg): Likewise.
9648 (struct aapcs_cp_arg_layout): Slightly reword comments for
9649 is_return_candidate and allocate_return_reg.
9650 (output_mov_vfp): Update assert.
9651 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
9653 (arm_invalid_parameter_type): Remove.
9654 (amr_invalid_return_type): Remove.
9655 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
9656 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
9657 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
9659 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
9661 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
9662 * config/aarch64/arch64-protos.h
9663 (aarch64_legitimize_reload_address): Remove.
9664 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
9667 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
9669 * configure.ac: Add ACX_NONCANONICAL_HOST.
9670 * configure: Regenerate.
9671 * Makefile.in: Set host_noncanonical.
9673 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (*movtf_internal): Before register allocation,
9677 do not allow FP constants for CM_MEDIUM memory model, allow only
9678 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
9679 (*movxf_internal): Ditto.
9680 (*movdf_internal): Ditto.
9681 (*movsf_internal): Ditto.
9683 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
9685 PR rtl-optimization/67483
9686 * combine.c (make_compound_operation): Don't call extract_left_shift
9687 with negative shift amounts.
9689 2016-05-13 Jakub Jelinek <jakub@redhat.com>
9692 * fold-const.c (fold_checksum_tree): Allow modification
9693 of TYPE_ALIAS_SET during folding.
9695 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
9696 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
9697 (ix86_split_to_parts): Likewise. Fix up formatting.
9699 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
9701 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
9702 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
9705 2016-05-13 Nathan Sidwell <nathan@acm.org>
9707 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
9708 (nvptx_name_replacement): Delete.
9709 (write_fn_proto, write_fn_proto_from_insn,
9710 nvptx_output_call_insn): Remove nvptx_name_replacement call.
9711 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
9712 * langhooks.c (add_builtin_funcction_common): Call
9713 targetm.mangle_decl_assembler_name.
9715 * config/nvptx/nvptx.c (write_fn_proto): Handle
9716 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
9718 2016-05-13 Martin Liska <mliska@suse.cz>
9720 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
9721 and PRIu64 in printf format.
9723 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9725 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
9728 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9730 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9731 Change --param max-completely-peeled-times to
9732 --param max-completely-peel-times in dump file printing.
9734 2016-05-13 Richard Biener <rguenther@suse.de>
9736 PR tree-optimization/42587
9737 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
9738 (find_bswap_or_nop_1): Likewise.
9739 (bswap_replace): Likewise.
9741 2016-05-13 Martin Liska <mliska@suse.cz>
9743 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
9744 Initialize a variable with default value.
9746 2016-05-13 Martin Liska <mliska@suse.cz>
9748 * doc/invoke.texi: Enhance explanation of error recovery
9751 2016-05-13 Martin Liska <mliska@suse.cz>
9753 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
9754 (struct cost_pair): Change inv_expr_id (int) to inv_expr
9755 (iv_inv_expr_ent *).
9756 (struct iv_inv_expr_ent): Comment struct fields.
9757 (sort_iv_inv_expr_ent): New function.
9758 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
9759 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
9760 a hash_map between iv_inv_expr_ent and number of usages.
9761 (niter_for_exit): Fix coding style.
9762 (tree_ssa_iv_optimize_init): Use renamed variable.
9763 (determine_base_object): Fix coding style.
9764 (alloc_iv): Likewise.
9765 (find_interesting_uses_outside): Likewise.
9766 (add_candidate_1): Likewise.
9767 (add_standard_iv_candidates): Likewise.
9768 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
9769 (prepare_decl_rtl): Fix coding style.
9770 (get_address_cost): Likewise.
9771 (get_shiftadd_cost): Likewise.
9772 (force_expr_to_var_cost): Likewise.
9773 (compare_aff_trees): Likewise.
9774 (get_expr_id): Restructure the function.
9775 (get_loop_invariant_expr_id): Renamed to
9776 get_loop_invariant_expr.
9777 (get_computation_cost_at): Replace usage of inv_expr_id with
9779 (get_computation_cost): Likewise.
9780 (determine_group_iv_cost_generic): Likewise.
9781 (determine_group_iv_cost_address): Likewise.
9782 (iv_period): Fix coding style.
9783 (iv_elimination_compare_lt): Likewise.
9784 (may_eliminate_iv): Likewise.
9785 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
9787 (determine_group_iv_costs): Dump invariant expressions.
9788 (iv_ca_recount_cost): Use the newly added hash_map.
9789 (iv_ca_set_remove_invariants): Fix coding style.
9790 (iv_ca_set_add_invariants): Fix coding style.
9791 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
9793 (iv_ca_set_cp): Likewise.
9794 (iv_ca_new): Initialize the newly added hash_map and remove
9795 initialization of fields.
9796 (iv_ca_free): Delete the hash_map.
9797 (iv_ca_dump): Dump invariant expressions.
9798 (iv_ca_extend): Fix coding style.
9799 (try_add_cand_for): Likewise.
9800 (create_new_ivs): Dump information about # of avg iterations and
9801 # of used invariant expressions.
9802 (rewrite_use_compare): Fix coding style.
9803 (free_loop_data): Set default value for max_inv_expr_id.
9805 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
9807 * cse.c (rest_of_handle_cse): Use cleanup_cfg
9808 returned value cse_cfg_altered computation.
9809 (rest_of_handle_cse2): Likewise.
9810 (rest_of_handle_cse_after_global_opts): Likewise.
9812 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9815 * config/arm/arm.c (arm32_output_mi_thunk): New.
9816 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
9817 to split Thumb1 vs TARGET_32BIT functionality.
9818 (arm_thumb1_mi_thunk): New.
9820 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9822 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
9825 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9828 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
9830 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
9832 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
9833 (expand_builtin_trap): Emit a regular call.
9834 (set_builtin_user_assembler_name): Remove obsolete cases.
9835 * dse.c (scan_insn): Adjust.
9836 * except.c: Include calls.h.
9837 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
9838 emit a regular call to setjmp.
9839 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
9840 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
9841 (emit_block_move_via_libcall): Delete.
9842 (block_move_fn): Delete.
9843 (init_block_move_fn): Likewise.
9844 (emit_block_move_libcall_fn): Likewise.
9845 (emit_block_op_via_libcall): New function.
9846 (set_storage_via_libcall): Tidy up and use memset builtin.
9847 (block_clear_fn): Delete.
9848 (init_block_clear_fn): Likewise.
9849 (clear_storage_libcall_fn): Likewise.
9850 (expand_assignment): Call emit_block_move_via_libcall.
9851 Do not include gt-expr.h.
9852 * expr.h (emit_block_op_via_libcall): Declare.
9853 (emit_block_copy_via_libcall): New inline function.
9854 (emit_block_move_via_libcall): Likewise.
9855 (emit_block_comp_via_libcall): Likewise.
9856 (block_clear_fn): Delete.
9857 (init_block_move_fn): Likewise.
9858 (init_block_clear_fn): Likewise.
9859 (emit_block_move_via_libcall): Likewise.
9860 (set_storage_via_libcall): Add default parameter value.
9861 * libfuncs.h (enum libfunc_index): Remove obsolete values.
9862 (abort_libfunc): Delete.
9863 (memcpy_libfunc): Likewise.
9864 (memmove_libfunc): Likewise.
9865 (memcmp_libfunc): Likewise.
9866 (memset_libfunc): Likewise.
9867 (setbits_libfunc): Likewise.
9868 (setjmp_libfunc): Likewise.
9869 (longjmp_libfunc): Likewise.
9870 (profile_function_entry_libfunc): Likewise.
9871 (profile_function_exit_libfunc): Likewise.
9872 (gcov_flush_libfunc): Likewise.
9873 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
9874 and DECL_VISIBILITY on the declaration.
9875 (init_optabs): Do not initialize obsolete libfuncs.
9876 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
9877 * tree-core.h (ECF_RET1): Define.
9878 (ECF_TM_PURE): Adjust.
9879 (ECF_TM_BUILTIN): Likewise.
9880 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
9881 (build_common_builtin_nodes): Initialize abort builtin.
9882 Add ECF_RET1 on memcpy, memmove and memset builtins.
9883 Pass final flags for alloca and alloca_with_align builtins.
9884 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
9886 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
9887 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
9888 set_storage_via_libcall and call emit_block_copy_via_libcall.
9890 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/i386.md (*call_got_x32): Change operand 0 to
9893 DImode before it is passed to ix86_output_call_operand.
9894 (*call_value_got_x32): Ditto for operand 1.
9896 2016-05-12 Jiong Wang <jiong.wang@arm.com>
9898 PR rtl-optimization/70904
9899 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
9900 reload for wide mode.
9902 2016-05-12 Marek Polacek <polacek@redhat.com>
9905 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
9906 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
9907 * langhooks.h (incomplete_type_error): Likewise.
9908 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
9909 parameter, pass it down to incomplete_type_error.
9910 * tree.h (size_in_bytes): New inline overload.
9911 (size_in_bytes_loc): Renamed from size_in_bytes.
9913 2016-05-12 Richard Biener <rguenther@suse.de>
9915 PR tree-optimization/71059
9916 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
9917 nary before looking up or entering the expression into the VN
9919 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
9920 Make sure to re-use NARYs without result as inserted by
9923 2016-05-12 Richard Biener <rguenther@suse.de>
9925 PR tree-optimization/71062
9926 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9928 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9929 vars_contains_restrict if the var is a restrict tag.
9930 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
9931 do not disambiguate pointers against it.
9932 (dump_points_to_solution): Re-structure and adjust for new
9933 vars_contains_restrict flag.
9934 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
9936 2016-05-12 Martin Liska <mliska@suse.cz>
9938 * doc/invoke.texi: Explain connection between
9939 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
9941 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
9943 PR tree-optimization/71006
9944 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
9945 consider COND_EXPR as a mask producer.
9947 2016-05-12 Marek Polacek <polacek@redhat.com>
9950 * opts.c (common_handle_option): Detect missing argument for --help^.
9952 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9955 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
9956 when popping the PC and within an interrupt handler routine.
9957 Add missing tab to output of "ldmfd".
9958 (output_return_instruction): Output LDMFD with SP update rather
9959 than POP when returning from interrupt handler.
9961 2016-05-12 Jakub Jelinek <jakub@redhat.com>
9963 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
9964 TARGET_64BIT && TARGET_AVX512DQ.
9965 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
9966 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
9967 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
9968 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
9969 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
9970 (*vec_extractv4si_zext): Add avx512dq alternative.
9971 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
9972 use v instead of x constraint in other alternatives where possible.
9974 * config/i386/sse.md (sse2_loadld): Use v instead of x
9975 constraint in alternatives 0,1,4.
9977 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
9978 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
9979 v constraints instead of x and <pinsr_evex_isa> isa attribute.
9982 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
9983 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
9984 is not emitted unless TARGET_AVX512BW.
9985 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
9986 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
9987 for the result operand.
9989 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
9990 constraint instead of x in avx alternatives. Use maybe_evex instead
9993 * config/i386/constraints.md (Yv): New constraint.
9994 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
9995 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
9996 * config/i386/i386.md (avx512fvecmode): New mode attr.
9997 (*pushtf): Use v constraint instead of x.
9998 (*movtf_internal): Likewise. For TARGET_AVX512VL and
9999 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
10000 (*absneg<mode>2): Use Yv constraint instead of x constraint.
10001 (*absnegtf2_sse): Likewise.
10002 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
10003 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
10004 avx512f alternatives.
10005 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
10007 2016-05-12 Richard Biener <rguenther@suse.de>
10009 PR tree-optimization/71060
10010 * tree-data-ref.c (initialize_data_dependence_relation): Do not
10011 require exact match of DR_BASE_OBJECT but only matching address and
10014 2016-05-12 Richard Biener <rguenther@suse.de>
10016 PR tree-optimization/70986
10017 * cfganal.c: Include cfgloop.h.
10018 (dfs_find_deadend): Prefer to take edges exiting loops.
10020 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10022 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
10023 compile and run time.
10025 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
10028 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
10030 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
10032 * config/i386/i386.c (legitimize_pic_address): Use
10033 copy_to_suggested_reg instead of gen_movsi.
10035 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10037 * config/rs6000/predicates.md (quad_memory_operand): Move most of
10038 the code into quad_address_p and call it to share code with
10039 vsx_quad_dform_memory_operand.
10040 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
10042 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
10043 bit instead of being a separate word. Split -mpower9-dform into
10044 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10045 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
10046 for the register class supporting 128-bit quad word memory offsets.
10047 (mode_supports_vsx_dform_quad): Helper function to return if the
10048 register class uses quad word memory offsets.
10049 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
10050 (rs6000_debug_reg_global): Always print if we are using LRA or not.
10051 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
10052 instructions are enabled, set up the appropriate addr_masks for
10054 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
10055 -mpower9-dform-scalar, instead of -mpower9-dform.
10056 (rs6000_option_override_internal): Split -mpower9-dform into two
10057 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
10058 -mpower9-dform switch sets or clears both. If we are not using
10059 the LRA register allocator, do not enable -mpower9-dform-vector by
10060 default. If we are using LRA, enable -mpower9-dform-vector and
10061 -mvsx-timode if it is appropriate. Issue a warning if either
10062 -mpower9-dform-vector or -mvsx-timode are explicitly used without
10064 (quad_address_offset_p): New helper function to return if the
10065 offset is legal for quad word memory instructions.
10066 (quad_address_p): New function to determin if GPR or vector
10067 register quad word memory addresses are legal.
10068 (mem_operand_gpr): Validate quad word address offsets.
10069 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
10070 d-form (register + offset) instructions.
10071 (offsettable_ok_by_alignment): Likewise.
10072 (rs6000_legitimate_offset_address_p): Likewise.
10073 (legitimate_lo_sum_address_p): Likewise.
10074 (rs6000_legitimize_address): Likewise.
10075 (rs6000_legitimize_reload_address): Add more debug statements for
10077 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
10078 d-form instructions.
10079 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
10080 d-form instructions. Distinguish different cases in debug
10081 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
10082 d-form instructions.
10083 (rs6000_preferred_reload_class): Likewise.
10084 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
10085 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
10086 of the ISA 2.06 indexed memory instructions.
10087 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
10088 use them to save/restore the saved vector registers instead of
10089 using Altivec instructions.
10090 (rs6000_emit_epilogue): Likewise.
10091 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
10092 (rs6000_opt_masks): Split -mpower9-dform into
10093 -mpower9-dform-scalar and -mpower9-dform-vector.
10094 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
10096 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
10097 ISA 3.0 vector indexed memory instructions, and fold the code into
10098 the normal mov<mode> patterns.
10099 (p9_vecstore_<mode>): Likewise.
10100 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
10102 (vsx_movti_64bit): Likewise.
10103 (vsx_movti_32bit): Likewise.
10104 * config/rs6000/constraints.md (wO constraint): New constraint for
10105 ISA 3.0 vector d-form support.
10106 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
10107 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
10108 include -mpower9-dform-vector until we switch over to LRA.
10109 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
10110 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
10111 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
10112 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10113 for -mpower9-dform and -mlra.
10114 * doc/md.texi (wO constraint): Document wO constraint.
10116 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
10118 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
10119 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
10120 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
10121 Move handling of non-insn arguments inline into the sole user:
10122 (output_trans_func): ...here.
10123 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
10124 in emitted function prototype.
10125 (output_internal_insn_latency_func): Ditto. Simplify.
10126 (output_internal_maximal_insn_latency_func): Ditto. Delete
10127 always-unused argument.
10128 (output_insn_latency_func): Ditto.
10129 (output_maximal_insn_latency_func): Ditto.
10131 2016-05-11 Richard Biener <rguenther@suse.de>
10133 PR tree-optimization/71055
10134 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
10135 sth with precision not equal to access size verify we don't chop
10138 2016-05-11 Richard Biener <rguenther@suse.de>
10141 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
10142 (dwarf2out_finish): Move retry_incomplete_types call ...
10143 (dwarf2out_early_finish): ... here.
10145 2016-05-11 Richard Biener <rguenther@suse.de>
10147 PR middle-end/71002
10148 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
10149 if the langhook insists on it.
10150 * fold-const.c (make_bit_field_ref): Add arg for the original
10151 reference and preserve its alias-set.
10152 (decode_field_reference): Take exp by reference and adjust it
10153 to the original memory reference.
10154 (optimize_bit_field_compare): Adjust callers.
10155 (fold_truth_andor_1): Likewise.
10156 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
10158 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
10160 PR middle-end/70807
10161 * cfgrtl.h (delete_insn_and_edges): Now return bool.
10162 * cfgrtl.c (delete_insn_and_edges): Likewise.
10163 * config/i386/i386.c (convert_scalars_to_vector): Remove
10165 * cse.c (cse_insn): Compute cse_cfg_altered.
10166 (delete_trivially_dead_insns): Likewise.
10167 (cse_cc_succs): Likewise.
10168 (rest_of_handle_cse): Free dominance info if required.
10169 (rest_of_handle_cse2): Likewise.
10170 (rest_of_handle_cse_after_global_opts): Likewise.
10172 2016-05-11 Alan Modra <amodra@gmail.com>
10174 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
10175 abi_v4_pass_in_fpr): New functions.
10176 (rs6000_function_arg_boundary): Exclude complex IBM long double
10177 from 64-bit alignment when ABI_V4.
10178 (rs6000_function_arg, rs6000_function_arg_advance_1,
10179 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
10181 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
10183 PR rtl-optimization/71028
10184 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
10185 jump with just a return in the fallthrough block if the branch
10186 block contains just a return as well.
10188 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
10190 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
10191 * match.pd ((X & Y) ^ Y): ... this.
10192 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
10193 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
10195 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10197 * read-md.c (require_char_ws): New function.
10198 (read_string): Simplify using require_char_ws.
10199 (handle_constants): Likewise.
10200 (handle_enum): Likewise.
10201 (handle_file): Likewise.
10202 * read-md.h (require_char_ws): New declaration.
10203 * read-rtl.c (read_conditions): Simplify using require_char_ws.
10204 (read_mapping): Likewise.
10205 (read_rtx_code): Likewise.
10206 (read_nested_rtx): Likewise.
10208 2016-05-10 James Norris <jnorris@codesourcery.com>
10210 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
10211 if offloading is enabled and -fopenacc or -fopenmp is specified.
10212 (CRTOFFLOADEND): Likewise.
10213 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
10214 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
10216 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
10218 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
10219 gotoff_operand code paths. Use copy_to_suggested_regs and
10220 expand_simple_binop where appropriate. Cleanup.
10222 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10225 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
10227 (dimode_scalar_chain::vector_const_cost): New.
10228 (dimode_scalar_chain::compute_convert_gain): Handle constants.
10229 (dimode_scalar_chain::convert_op): Likewise.
10230 (dimode_scalar_chain::convert_insn): Likewise.
10232 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10234 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
10235 unary operation, not a binary one.
10237 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10239 PR middle-end/70877
10240 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
10241 calls with type casted fndecl.
10243 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
10245 PR tree-optimization/70786
10246 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
10247 * calls.c (initialize_argument_information): Bind bounds
10248 with corresponding args passed by reference.
10250 2016-05-10 Jakub Jelinek <jakub@redhat.com>
10253 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
10254 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
10255 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
10258 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10261 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
10262 code for a zero scale factor.
10263 (vsx_xvcvdpuxds_scale): Likewise.
10265 2016-05-10 David Malcolm <dmalcolm@redhat.com>
10267 * diagnostic-show-locus.c (layout::layout): Call show_ruler
10268 if show_ruler_p was set on the context.
10269 (layout::show_ruler): New method.
10270 * diagnostic.h (struct diagnostic_context): Add field
10273 2016-05-10 Richard Biener <rguenther@suse.de>
10275 PR tree-optimization/71039
10276 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
10277 (chk_uses): New function.
10278 (propagate_with_phi): Verify we can safely replicate the lhs of an
10279 aggregate assignment on all incoming edges.
10281 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
10283 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
10285 (rx_atomic_sequence): New class.
10286 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
10287 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
10289 (rx_atomic_sequence::rx_atomic_sequence,
10290 rx_atomic_sequence::~rx_atomic_sequence): New functions.
10291 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
10292 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
10293 CTRLREG_INTB): New constants.
10294 (FETCHOP): New code iterator.
10295 (fethcop_name, fetchop_name2): New iterator code attributes.
10296 (QIHI): New mode iterator.
10297 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
10298 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
10299 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
10301 2016-05-10 Martin Liska <mliska@suse.cz>
10303 * tree-inline.c (remap_dependence_clique): Do not remap
10304 debugging statements.
10306 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10308 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
10309 ("*fixuns_truncdfdi2_z13")
10310 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
10311 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
10312 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
10314 2016-05-10 Richard Biener <rguenther@suse.de>
10316 PR tree-optimization/70497
10317 PR tree-optimization/28367
10318 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
10320 (visit_reference_op_load): ... here.
10321 (vn_reference_lookup_3): Use it to handle subreg-like accesses
10322 with simplified BIT_FIELD_REFs.
10323 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
10324 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
10327 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
10329 * dwarf2out.c (add_abstract_origin_attribute): Adjust
10330 documentation comment. For BLOCK nodes, add a
10331 DW_AT_abstract_origin attribute that points to the DIE generated
10332 for the origin BLOCK.
10333 (gen_lexical_block_die): Call add_abstract_origin_attribute for
10334 blocks from inlined functions.
10336 2016-05-10 Alan Modra <amodra@gmail.com>
10339 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
10340 regrename modifying insns saving lr before __morestack call.
10341 * config/rs6000/rs6000.md (split_stack_return): Similarly for
10342 insns restoring lr after __morestack call.
10344 2016-05-09 Jakub Jelinek <jakub@redhat.com>
10346 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
10347 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
10349 * config/i386/sse.md (vec_interleave_high<mode>,
10350 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
10351 <avx512>_vpermt2var<mode>3_maskz): Likewise.
10353 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10355 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
10356 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
10357 parallel reassociation for power8 and forward.
10359 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
10361 * config/i386/i386.md (absneg splitters with general regs): Use
10362 general_reg_operand predicate.
10363 (btsq peephole2): Use x86_64_immediate_operand to check if new
10364 value is suitable for immediate operand. Generate emitted insn
10365 using RTL expressions.
10366 (btcq peephole2): Ditto.
10367 (btrq peephole2): Ditto. Generate correct immediate operand
10370 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10372 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
10375 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
10377 * tree-affine.c (wide_int_constant_multiple_p): Add missing
10378 pointer dereference.
10380 2016-05-09 Richard Biener <rguenther@suse.de>
10382 PR tree-optimization/70985
10383 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
10384 op0 isn't a gimple register.
10386 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
10388 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
10389 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
10390 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
10391 (i6400_fpu_mult): New cpu units.
10392 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
10393 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
10394 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
10395 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
10396 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
10397 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
10398 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
10399 (i6400_msa_long_float4, i6400_msa_long_float5)
10400 (i6400_msa_long_float8, i6400_msa_fdiv_df)
10401 (i6400_msa_fdiv_sf): New reservations.
10402 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
10403 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
10404 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
10405 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
10406 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
10407 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
10408 (msa_short_cmp, msa_short_float2, msa_short_logic3)
10409 (msa_short_store4, msa_long_load, msa_short_store)
10410 (msa_long_logic, msa_long_float2, msa_long_float4)
10411 (msa_long_float5, msa_long_float8, msa_long_mult)
10412 (msa_long_fdiv, msa_long_div): New reservations.
10414 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
10415 Sameera Deshpande <sameera.deshpande@imgtec.com>
10416 Matthew Fortune <matthew.fortune@imgtec.com>
10417 Graham Stott <graham.stott@imgtec.com>
10418 Chao-ying Fu <chao-ying.fu@imgtec.com>
10420 * config.gcc: Add MSA header file for mips*-*-* target.
10421 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
10422 (Ubv8i, Urv8): New constraints.
10423 * config/mips/mips-ftypes.def: Add function types for MSA
10425 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
10426 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
10427 * config/mips/mips-msa.md: New file.
10428 * config/mips/mips-protos.h
10429 (mips_split_128bit_const_insns): New prototype.
10430 (mips_msa_idiv_insns): Likewise.
10431 (mips_split_128bit_move): Likewise.
10432 (mips_split_128bit_move_p): Likewise.
10433 (mips_split_msa_copy_d): Likewise.
10434 (mips_split_msa_insert_d): Likewise.
10435 (mips_split_msa_fill_d): Likewise.
10436 (mips_expand_msa_branch): Likewise.
10437 (mips_const_vector_same_val_p): Likewise.
10438 (mips_const_vector_same_bytes_p): Likewise.
10439 (mips_const_vector_same_int_p): Likewise.
10440 (mips_const_vector_shuffle_set_p): Likewise.
10441 (mips_const_vector_bitimm_set_p): Likewise.
10442 (mips_const_vector_bitimm_clr_p): Likewise.
10443 (mips_msa_vec_parallel_const_half): Likewise.
10444 (mips_msa_output_division): Likewise.
10445 (mips_ldst_scaled_shift): Likewise.
10446 (mips_expand_vec_cond_expr): Likewise.
10447 * config/mips/mips.c (enum mips_builtin_type): Add
10448 MIPS_BUILTIN_MSA_TEST_BRANCH.
10449 (mips_gen_const_int_vector_shuffle): New prototype.
10450 (mips_const_vector_bitimm_set_p): New function.
10451 (mips_const_vector_bitimm_clr_p): Likewise.
10452 (mips_const_vector_same_val_p): Likewise.
10453 (mips_const_vector_same_bytes_p): Likewise.
10454 (mips_const_vector_same_int_p): Likewise.
10455 (mips_const_vector_shuffle_set_p): Likewise.
10456 (mips_symbol_insns): Forbid loading symbols via immediate for
10458 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
10460 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
10462 (mips_lx_address_p): Add support load indexed address for MSA.
10463 (mips_address_insns): Add calculation of instructions needed for
10464 stores and loads for MSA.
10465 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
10466 CONST_VECTOR for MSA and let it fall through.
10467 (mips_ldst_scaled_shift): New function.
10468 (mips_subword_at_byte): Likewise.
10469 (mips_msa_idiv_insns): Likewise.
10470 (mips_legitimize_move): Validate MSA moves.
10471 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
10472 calculation of costs for MSA division.
10473 (mips_split_move_p): Check if MSA moves need splitting.
10474 (mips_split_move): Split MSA moves if necessary.
10475 (mips_split_128bit_move_p): New function.
10476 (mips_split_128bit_move): Likewise.
10477 (mips_split_msa_copy_d): Likewise.
10478 (mips_split_msa_insert_d): Likewise.
10479 (mips_split_msa_fill_d): Likewise.
10480 (mips_output_move): Handle MSA moves.
10481 (mips_expand_msa_branch): New function.
10482 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
10483 Reinstate 'y' modifier.
10484 (mips_file_start): Add MSA .gnu_attribute.
10485 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
10487 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
10488 (mips_class_max_nregs): Add register size for MSA supported mode.
10489 (mips_cannot_change_mode_class): Allow conversion between MSA
10490 vector modes and TImode.
10491 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
10493 (mips_secondary_reload_class): Force MSA loads/stores via memory.
10494 (mips_preferred_simd_mode): Add preffered modes for MSA.
10495 (mips_vector_mode_supported_p): Add MSA supported modes.
10496 (mips_autovectorize_vector_sizes): New function.
10497 (mips_msa_output_division): Likewise.
10498 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
10499 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
10500 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
10501 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
10502 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
10503 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
10504 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
10505 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
10506 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
10507 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
10508 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
10509 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
10510 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
10511 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
10512 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
10513 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
10514 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
10515 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
10516 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
10517 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
10518 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
10519 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
10520 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
10521 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
10522 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
10523 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
10524 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
10525 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
10526 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
10527 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
10528 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
10529 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
10530 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
10531 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
10532 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
10533 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
10534 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
10535 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
10536 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
10537 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
10538 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
10539 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
10540 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
10541 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
10542 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10543 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10544 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10545 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10546 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
10547 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
10548 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
10549 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
10550 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
10551 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
10552 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
10553 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
10554 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
10555 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
10556 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
10557 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
10558 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
10559 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
10560 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
10561 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
10562 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
10563 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
10564 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
10565 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
10566 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
10567 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
10568 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
10569 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
10570 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
10571 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
10572 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
10573 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
10574 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
10575 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
10576 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
10577 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
10578 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
10579 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
10580 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
10581 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
10582 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
10583 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
10584 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
10585 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
10586 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
10587 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
10588 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
10589 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
10590 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
10591 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
10592 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
10593 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
10594 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
10595 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
10596 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
10597 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
10598 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
10599 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
10600 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
10601 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
10602 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
10603 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
10604 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
10605 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
10606 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
10607 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
10608 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
10609 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
10610 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
10611 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
10612 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
10613 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
10614 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
10615 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
10616 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
10617 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
10618 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
10619 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
10620 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
10621 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
10622 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
10623 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
10624 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
10625 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
10626 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
10627 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
10628 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
10629 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
10630 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
10631 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
10632 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
10633 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
10634 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
10635 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
10636 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
10637 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
10638 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
10639 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
10640 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
10641 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
10642 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
10643 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
10644 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
10645 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
10646 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
10647 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
10648 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
10650 (mips_get_builtin_decl_index): New array.
10651 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
10652 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
10653 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
10654 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
10655 (mips_init_builtins): Initialize mips_get_builtin_decl_index
10657 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10659 (mips_expand_builtin_insn): Prepare operands for
10660 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
10661 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
10662 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
10663 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
10664 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
10665 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
10666 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
10667 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
10668 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
10669 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
10670 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
10671 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
10672 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
10673 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
10674 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
10675 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
10676 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
10677 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
10678 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
10679 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
10680 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
10681 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
10682 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
10683 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
10684 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
10685 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
10686 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
10687 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
10688 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
10689 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
10690 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
10691 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
10692 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
10693 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
10694 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
10695 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
10696 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
10697 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
10698 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
10699 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
10700 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
10701 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
10702 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
10703 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
10704 These are set implicitly and an error is reported if overridden.
10705 (mips_expand_builtin_msa_test_branch): New function.
10706 (mips_expand_msa_shuffle): Likewise.
10707 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
10708 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
10709 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
10710 (mips_expand_vec_unpack): Add support for MSA.
10711 (mips_expand_vector_init): Likewise.
10712 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
10713 instead of const0_rtx.
10714 (mips_msa_vec_parallel_const_half): New function.
10715 (mips_gen_const_int_vector): Likewise.
10716 (mips_gen_const_int_vector_shuffle): Likewise.
10717 (mips_expand_msa_cmp): Likewise.
10718 (mips_expand_vec_cond_expr): Likewise.
10719 * config/mips/mips.h
10720 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
10721 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
10723 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
10724 (ISA_HAS_MSA): New macro.
10725 (UNITS_PER_MSA_REG): Likewise.
10726 (BITS_PER_MSA_REG): Likewise.
10727 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
10728 (MSA_REG_FIRST): New macro.
10729 (MSA_REG_LAST): Likewise.
10730 (MSA_REG_NUM): Likewise.
10731 (MSA_REG_P): Likewise.
10732 (MSA_REG_RTX_P): Likewise.
10733 (MSA_SUPPORTED_MODE_P): Likewise.
10734 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
10735 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
10736 * config/mips/mips.md: Include mips-msa.md.
10737 (alu_type): Add simd_add.
10738 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
10739 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
10740 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
10741 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
10742 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
10743 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
10744 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
10745 simd_move, simd_load, simd_store. Choose "multi" for moves
10747 (qword_mode): New attribute.
10748 (insn_count): Add instruction count for quad moves.
10749 Increase the count for MIPS SIMD division.
10750 (UNITMODE): Add UNITMODEs for vector types.
10751 (addsub): New code iterator.
10752 * config/mips/mips.opt (mmsa): New option.
10753 * config/mips/msa.h: New file.
10754 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
10756 * config/mips/mti-linux.h: Likewise.
10757 * config/mips/predicates.md
10758 (const_msa_branch_operand): New constraint.
10759 (const_uimm3_operand): Likewise.
10760 (const_uimm4_operand): Likewise.
10761 (const_uimm5_operand): Likewise.
10762 (const_uimm8_operand): Likewise.
10763 (const_imm5_operand): Likewise.
10764 (aq10b_operand): Likewise.
10765 (aq10h_operand): Likewise.
10766 (aq10w_operand): Likewise.
10767 (aq10d_operand): Likewise.
10768 (const_m1_operand): Likewise.
10769 (reg_or_m1_operand): Likewise.
10770 (const_exp_2_operand): Likewise.
10771 (const_exp_4_operand): Likewise.
10772 (const_exp_8_operand): Likewise.
10773 (const_exp_16_operand): Likewise.
10774 (const_vector_same_val_operand): Likewise.
10775 (const_vector_same_simm5_operand): Likewise.
10776 (const_vector_same_uimm5_operand): Likewise.
10777 (const_vector_same_uimm6_operand): Likewise.
10778 (const_vector_same_uimm8_operand): Likewise.
10779 (par_const_vector_shf_set_operand): Likewise.
10780 (reg_or_vector_same_val_operand): Likewise.
10781 (reg_or_vector_same_simm5_operand): Likewise.
10782 (reg_or_vector_same_uimm6_operand): Likewise.
10783 * doc/extend.texi (MIPS SIMD Architecture Functions): New
10785 * doc/invoke.texi (-mmsa): Document new option.
10787 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10789 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
10790 * configure: Regenerate.
10791 * config.in: Regenerate.
10792 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
10793 on -fvtable-verify.
10794 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
10795 (ENDFILE_VTV_SPEC): Define.
10797 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
10799 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
10800 registers in all interrupt handlers if necessary.
10801 (rl78_option_override): Add warning.
10802 (MUST_SAVE_MDUC_REGISTERS): New macro.
10803 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
10804 * config/rl78/rl78.c (check_mduc_usage): New function.
10805 (mduc_regs): New structure to hold MDUC register data.
10806 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
10807 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
10808 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
10809 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
10810 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
10811 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
10813 2016-05-09 Bin Cheng <bin.cheng@arm.com>
10815 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
10816 (tree-ssa-loop-niter.h): Ditto.
10817 (idx_within_array_bound, ref_within_array_bound): New functions.
10818 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
10819 Factor out check on writable base object to ...
10820 (base_object_writable): ... here.
10822 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10824 * config/arm/arm.md (probe_stack): Add modes to set source
10827 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
10829 * regrename.c (base_reg_class_for_rename): New static function.
10830 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
10832 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
10834 * cgraph.c (thunk_adjust): Export.
10835 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
10836 * cgraphunit.c (thunk_adjust): Export.
10837 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
10839 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
10841 * tree-inline.c (expand_call_inline): Expand thunks inline.
10843 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
10846 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
10847 (*sse2_vd_cvtss2sd): Ditto.
10848 * config/i386/i386.md
10849 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
10850 Generate *sse2_vd_cvtsd2ss pattern.
10851 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
10852 Generate *sse2_vd_cvtss2sd pattern.
10854 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
10856 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
10857 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
10860 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
10862 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
10863 * config/sh/sh.c: Define and declare variables on first use throughout
10865 (current_function_interrupt): Change to bool type.
10866 (frame_insn): Rename to emit_frame_insn and update users.
10867 (push_regs): Use bool for 'interrupt_handler' argument.
10868 (save_schedule_s): Remove.
10869 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
10870 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
10871 targetm.asm_out.unaligned_op.di.
10872 (gen_far_branch): Remove redundant forward declaration.
10873 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
10874 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
10875 (sh_set_return_address, sh_function_ok_for_sibcall,
10876 scavenge_reg): Update comments.
10877 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
10878 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
10879 (sh_attr_renesas_p): Remove unnecessary parentheses.
10880 (branch_dest): Simplify.
10881 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
10882 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
10883 (CUMULATIVE_ARGS): Change macro to typedef.
10884 (current_function_interrupt): Change to bool type.
10885 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
10886 Surround with __cplusplus ifdef.
10887 (sh_compare_op0, sh_compare_op1): Remove.
10888 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
10890 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
10892 * config/arm/arm.md: (arch): Add neon.
10893 (arch_enabled): Return yes for arch neon when TARGET_NEON.
10894 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
10895 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
10896 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
10897 attributes for alt renumbering. Mark alt 3 as non-predicable.
10898 (thumb2_movdf_vfp): Likewise.
10900 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
10902 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
10903 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
10904 (*andqi_1): Add preferred_for_speed attribute to disparage
10905 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
10906 (*<code>qi_1): Ditto.
10907 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
10908 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
10909 (*ashlqi3_1): Ditto.
10910 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
10911 Add preferred_for_size attribute to disparage alternative 0 and
10912 preferred_for_speed attribute to disparage alternative 1 for
10913 TARGET_PARTIAL_REG_STALL targets.
10915 2016-05-07 Tom de Vries <tom@codesourcery.com>
10917 PR tree-optimization/70956
10918 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
10921 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
10923 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
10924 * config/sh/sh.c (sh_cbranch_distance): Implement it.
10925 * config/sh/sh.md (branch_zero): Remove define_attr.
10926 (define_delay): Disable delay slot if branch distance is one insn.
10928 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
10930 * config/i386/i386.md (LEAMODE): New mode attribute.
10931 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
10932 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
10933 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
10934 operand 2 predicate.
10935 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
10936 (*lea<mode>_general_3): Ditto.
10937 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
10939 2016-05-06 Jakub Jelinek <jakub@redhat.com>
10941 * genmddump.c (main): Convert argv from char ** to const char **.
10943 2016-05-06 David Malcolm <dmalcolm@redhat.com>
10945 * coretypes.h (OVERRIDE): New macro.
10946 (FINAL): New macro.
10948 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
10950 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
10951 allow coalescing if the types are compatible.
10953 2016-05-06 David Malcolm <dmalcolm@redhat.com>
10955 * pass_manager.h (pass_manager::register_pass_name): New method.
10956 (pass_manager::get_pass_by_name): New method.
10957 (pass_manager::create_pass_tab): New method.
10958 (pass_manager::m_name_to_pass_map): New field.
10959 * passes.c (name_to_pass_map): Delete global in favor of field
10960 "m_name_to_pass_map" of pass_manager.
10961 (register_pass_name): Rename from a function to...
10962 (pass_manager::register_pass_name): ...this method, updating
10963 for renaming of global "name_to_pass_map" to field
10964 "m_name_to_pass_map".
10965 (create_pass_tab): Rename from a function to...
10966 (pass_manager::create_pass_tab): ...this method, updating
10967 for renaming of global "name_to_pass_map" to field.
10968 (get_pass_by_name): Rename from a function to...
10969 (pass_manager::get_pass_by_name): ...this method.
10970 (enable_disable_pass): Convert use of get_pass_by_name to
10971 a method call, locating the pass_manager singleton.
10973 2016-05-06 David Malcolm <dmalcolm@redhat.com>
10975 * genattr-common.c (main): Convert argv from char ** to const char **.
10976 * genattr.c (main): Likewise.
10977 * genattrtab.c (main): Likewise.
10978 * genautomata.c (initiate_automaton_gen): Likewise.
10980 * gencodes.c (main): Likewise.
10981 * genconditions.c (main): Likewise.
10982 * genconfig.c (main): Likewise.
10983 * genconstants.c (main): Likewise.
10984 * genemit.c (main): Likewise.
10985 * genenums.c (main): Likewise.
10986 * genextract.c (main): Likewise.
10987 * genflags.c (main): Likewise.
10988 * genmddeps.c (main): Likewise.
10989 * genopinit.c (main): Likewise.
10990 * genoutput.c (main): Likewise.
10991 * genpeep.c (main): Likewise.
10992 * genpreds.c (main): Likewise.
10993 * genrecog.c (main): Likewise.
10994 * gensupport.c (init_rtx_reader_args_cb): Likewise.
10995 (init_rtx_reader_args): Likewise.
10996 * gensupport.h (init_rtx_reader_args_cb): Likewise.
10997 (init_rtx_reader_args): Likewise.
10998 * gentarget-def.c (main): Likewise.
10999 * read-md.c (read_md_files): Likewise.
11000 * read-md.h (read_md_files): Likewise.
11002 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11004 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
11005 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
11006 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
11007 Remove unused predicate.
11008 (register_and_not_fp_reg_operand): Ditto.
11010 2016-05-06 Martin Liska <mliska@suse.cz>
11012 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
11013 instead of vec as the vector is local to the function.
11015 2016-05-06 Jakub Jelinek <jakub@redhat.com>
11017 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
11018 avx512bw alternative.
11020 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
11021 before the ashr<mode>3 pattern.
11023 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
11024 v instead of x in vex or maybe_vex alternatives, use
11025 maybe_evex instead of vex in prefix.
11027 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
11028 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
11029 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
11030 in vex or maybe_vex alternatives, use maybe_evex instead of vex
11033 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
11034 v instead of x in vex or maybe_vex alternatives, use
11035 maybe_evex instead of vex in prefix.
11037 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
11038 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
11039 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
11040 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
11041 alternatives, use maybe_evex instead of vex in prefix.
11043 * config/i386/sse.md (vec_interleave_lowv4sf,
11044 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
11045 v instead of x in vex or maybe_vex alternatives, use
11046 maybe_evex instead of vex in prefix.
11048 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
11049 v instead of x in vex or maybe_vex alternatives, use
11050 maybe_evex instead of vex in prefix.
11052 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
11053 v constraint instead of x.
11055 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
11057 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
11058 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
11061 2016-05-06 Richard Biener <rguenther@suse.de>
11063 PR tree-optimization/70948
11064 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11065 Properly clobber all fields of va_list for __builtin_va_start.
11067 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11070 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
11071 loop latch destination.
11073 2016-05-06 Martin Liska <mliska@suse.cz>
11075 * tree-ssa-uninit.c: Apply manual changes
11076 to the GNU coding style.
11077 (prune_uninit_phi_opnds): Rename from
11078 prune_uninit_phi_opnds_in_unrealizable_paths.
11080 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11082 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
11083 mspace): Remove deprecated options.
11084 * doc/invoke.texi (SH options): Remove -mspace.
11086 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11088 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
11090 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11092 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
11093 corresponding combine split pattern.
11095 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11098 * config/sh/predicates.md (long_displacement_mem_operand): New.
11099 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
11100 Add movi20, movi20s alternatives. Adjust length attribute for
11102 (movsi_ie): Allow for any FPU. Adjust length attribute for
11104 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
11105 attribute for alternatives.
11106 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
11107 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
11108 length attribute for alternatives.
11110 2016-05-06 Richard Biener <rguenther@suse.de>
11112 PR tree-optimization/70960
11113 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
11115 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11118 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
11119 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
11121 2016-05-06 Marek Polacek <polacek@redhat.com>
11124 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
11126 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
11129 * config/sh/sh.md (*rotcr): Add another variant.
11131 2016-05-06 Richard Biener <rguenther@suse.de>
11133 PR middle-end/70931
11134 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
11136 2016-05-06 Richard Biener <rguenther@suse.de>
11138 PR middle-end/70941
11139 * fold-const.c (split_tree): Always convert to the original type
11142 2016-05-06 Richard Biener <rguenther@suse.de>
11144 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
11145 (fwprop_addr): Likewise.
11147 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
11150 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
11152 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
11153 * config/i386/i386.md (push mem splitter): Use find_constant_src in
11154 the splitter condition.
11155 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
11156 the splitter condition.
11157 (FP float_extend load splitter): Ditto.
11159 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
11161 * config/i386/i386.md (peehole2 patterns): Change true_regnum
11162 to REGNO in all peephole2 patterns.
11163 (post-reload splitters): Change true_regnum to REGNO in
11164 post-reload splitters.
11165 (zero_extend splitters): Use general_reg_operand and
11166 nonimmediate_gr_operand predicates.
11168 2016-05-05 Jakub Jelinek <jakub@redhat.com>
11170 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
11171 v constraint instead of x.
11173 2016-05-05 Alan Modra <amodra@gmail.com>
11176 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
11177 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
11178 TARGET_NO_FP_IN_TOC for -mrelocatable.
11179 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
11180 TARGET_RELOCATABLE test.
11181 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11182 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11183 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11184 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11185 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11186 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
11187 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
11188 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11189 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
11190 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11192 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
11193 (rs6000_stack_info): Likewise.
11194 (rs6000_elf_asm_out_constructor): Likewise.
11195 (rs6000_elf_asm_out_destructor): Likewise.
11196 (rs6000_elf_declare_function_name): Likewise.
11197 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
11198 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
11201 2016-05-05 Alan Modra <amodra@gmail.com>
11203 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
11205 2016-05-05 Alan Modra <amodra@gmail.com>
11207 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
11208 out-of-line gpr restore for one or two regs if that would add
11211 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
11214 * config/i386/i386.md
11215 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
11216 Change to post-epilogue_completed late splitter. Use sse_reg_operand
11217 as operand 0 predicate.
11218 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
11220 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
11221 Ditto. Emit the pattern using RTX.
11223 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
11224 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
11225 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
11226 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
11228 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
11229 sse_reg_operand as operand 0 predicate.
11231 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
11232 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
11233 instead of gen_rtx_REG.
11234 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
11237 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11239 * function.c (emit_use_return_register_into_block): Delete.
11240 (gen_return_pattern): Delete.
11241 (emit_return_into_block): Delete.
11242 (active_insn_between): Delete.
11243 (convert_jumps_to_returns): Delete.
11244 (emit_return_for_exit): Delete.
11245 (thread_prologue_and_epilogue_insns): Delete all code dealing with
11246 simple_return for shrink-wrapped blocks.
11247 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
11248 end of blocks that need one.
11249 (get_unconverted_simple_return): Delete.
11250 (convert_to_simple_return): Delete.
11251 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
11252 (convert_to_simple_return): Ditto.
11254 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11256 * cfgcleanup.c (bb_is_just_return): New function.
11257 (try_optimize_cfg): Simplify jumps to return, branches to return,
11258 and branches around return.
11260 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
11262 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
11263 branch to a return.
11265 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11269 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
11270 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
11271 assert flags & OEP_HASH_CHECK, instead of asserting it
11272 never happens. Handle TARGET_EXPR.
11273 * fold-const.c (operand_equal_p): For hash verification,
11274 or in OEP_HASH_CHECK into flags.
11276 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
11278 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
11280 (compute_samebase_partition_bases): Fix typo.
11282 2016-05-04 Jakub Jelinek <jakub@redhat.com>
11284 * config/i386/sse.md (vec_interleave_highv8sf,
11285 vec_interleave_lowv8sf, vec_interleave_highv4df,
11286 vec_interleave_lowv4df): Remove constraints from expanders.
11288 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
11290 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11292 * tree-inline.c (expand_call_inline): Fix path dealing with
11293 making lhs of call statement undefined.
11295 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
11297 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
11298 Check availability on NODE, too.
11299 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
11300 (cgraph_node::call_for_symbol_and_aliases): Likewise.
11301 (varpool_node::call_for_symbol_and_aliase): Likewise.
11302 * ipa-pure-const.c (add_new_function): Analyze all bodies.
11303 (propagate_pure_const): Propagate across interposable functions, too.
11304 (skip_function_for_local_pure_const): Do not skip interposable bodies
11306 (pass_local_pure_const::execute): Update.
11308 2016-05-04 Marek Polacek <polacek@redhat.com>
11310 * doc/invoke.texi: Document -Wdangling-else.
11312 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
11314 * config.gcc: Error out when conflicting multilib is detected. Do not
11315 loop over multilibs since no combination is legal.
11317 2016-05-04 Alan Modra <amodra@gmail.com>
11319 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
11320 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
11321 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
11324 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
11326 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
11327 Clean up p5600 comments.
11329 2016-05-04 Richard Biener <rguenther@suse.de>
11331 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
11332 constructor simplifications.
11333 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
11335 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
11337 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
11338 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
11339 result.set_rtx is null instead of aborting.
11340 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
11342 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
11343 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
11344 *mov<mode>_store_postinc): New patterns.
11346 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
11348 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
11349 as commutative. Check both conversions are NOP.
11350 ((A & B) OP (C & B)): Remove.
11352 2016-05-04 Alan Modra <amodra@gmail.com>
11354 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
11356 2016-05-04 Alan Modra <amodra@gmail.com>
11359 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
11360 when cr2,3,4 are all fixed regs.
11362 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
11364 PR rtl-optimization/57193
11365 * opts.c (default_options_table): Revert OPT_frename_registers change.
11366 * doc/invoke.texi (-frename-registers, -O2): Likewise.
11368 2016-05-03 Martin Sebor <msebor@redhat.com>
11371 * builtins.c (fold_builtin_FILE): New function.
11372 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
11373 (fold_builtin_0): Call them.
11374 * gimplify.c (gimplify_call_expr): Remove the handling of
11375 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
11378 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
11379 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
11383 * doc/extend.texi (Function Names as Strings): Update __func__,
11384 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
11387 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11388 Richard Biener <rguenther@suse.de>
11390 PR tree-optimization/70916
11391 * tree-if-conv.c: Include cfganal.h.
11392 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
11393 and remove_fake_exit_edges around the optimization pass.
11395 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
11397 * cgraph.c (symbol_table::create_edge): Set inline_failed.
11398 (cgraph_edge::make_direct): Likewise.
11399 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
11400 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
11401 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
11402 (CIF_THUNK): New code.
11403 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
11404 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
11405 (compute_inline_parameters): Set inline_failed for thunks.
11406 (inline_analyze_function): Cleanup.
11407 * ipa-inline.c (can_inline_edge_p): Do not deal with
11408 call_stmt_cannot_inline_p.
11409 (can_early_inline_edge_p): Likewise.
11410 (early_inliner): Initialize inline_failed.
11411 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
11413 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
11415 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
11416 from nonimm_ssenomem_operand.
11417 (nonimm_ssenomem_operand): New predicate.
11418 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
11419 as operand 0 predicate.
11420 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
11421 Disable unsupported alternatives using "enabled" attribute.
11422 Use register_ssemem_operand as operand 0 predicate.
11423 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
11425 2016-05-03 Marek Polacek <polacek@redhat.com>
11428 * input.c (expansion_point_location): New function.
11429 * input.h (expansion_point_location): Declare.
11431 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
11433 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
11434 occurence with frame_offset_ ones.
11436 2016-05-03 Alan Modra <amodra@gmail.com>
11438 PR rtl-optimization/70890
11439 * ira.c (combine_and_move_insns): When moving def_insn, remove
11440 equivs on use_insn.
11442 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
11444 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
11445 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
11446 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
11447 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
11449 2016-05-03 Alan Modra <amodra@gmail.com>
11451 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
11452 for SAVE_MULTIPLE/STORE_MULTIPLE.
11454 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11456 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
11457 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
11459 2016-05-03 Richard Biener <rguenther@suse.de>
11461 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
11463 (gimplify_arg): Likewise.
11464 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
11465 re-writing the result to a decl if required.
11466 (internal_get_tmp_var): Add allow_ssa parameter
11467 and override into_ssa with it.
11468 (get_formal_tmp_var): Adjust.
11469 (get_initialized_tmp_var): Add allow_ssa parameter.
11470 (gimplify_arg): Add allow_ssa parameter and avoid generating
11471 SSA names for the result false.
11472 (gimplify_call_expr): If the call may return twice do not
11473 gimplify parameters into SSA.
11474 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
11475 (gimplify_modify_expr): Adjust assert. For noreturn calls
11476 with a SSA name LHS adjust its def.
11477 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
11478 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
11479 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
11480 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
11481 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
11482 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
11483 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
11484 (optimize_target_teams): Do not allow SSA names for clause operands.
11485 (gimplify_expr): Likewise for where we mark the result addressable.
11486 * passes.def (pass_init_datastructures): Remove.
11487 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
11488 (rewrite_stmt): Likewise.
11489 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
11490 (replace_locals_op): Replace SSA names.
11491 (copy_gimple_seq_and_replace_locals): Init src_cfun.
11492 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
11493 * cgraph.c (release_function_body): Free CFG annotations only
11494 when we have a CFG. Simplify.
11495 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11496 force_gimple_operand instead of get_initialized_tmp_var.
11497 * tree-pass.h (make_pass_init_datastructures): Remove.
11498 * tree-ssa.c (execute_init_datastructures): Remove.
11499 (pass_data_init_datastructures): Likewise.
11500 (class pass_init_datastructures): Likewise.
11501 (make_pass_init_datastructures): Likewise.
11502 * omp-low.c (create_omp_child_function): Init SSA data structures.
11503 (grid_expand_target_grid_body): Likewise.
11504 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
11505 name before adding it to names_to_release.
11506 (remove_bb): Always release SSA defs.
11507 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
11508 before dereferencing it.
11509 * cgraphunit.c (init_lowered_empty_function): Always
11510 int SSA data structures.
11511 * tree-ssanames.c (release_defs): Remove assert that we are in
11513 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
11515 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11516 Uros Bizjak <ubizjak@gmail.com>
11518 PR rtl-optimization/70467
11519 * config/i386/predicates.md (x86_64_hilo_int_operand,
11520 x86_64_hilo_general_operand): New predicates.
11521 * config/i386/constraints.md (Wd): New constraint.
11522 * config/i386/i386.md (mode attr di): Use Wd instead of e.
11523 (general_hilo_operand): New mode attr.
11524 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
11525 instead of <general_operand>.
11526 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
11527 x86_64_hilo_general_operand instead of <general_operand>.
11529 2016-05-03 Jakub Jelinek <jakub@redhat.com>
11531 PR tree-optimization/70916
11532 * tree-if-conv.c (constant_or_ssa_name): Removed.
11533 (fold_build_cond_expr): Use is_gimple_val instead of
11534 constant_or_ssa_name.
11536 PR tree-optimization/70916
11537 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
11538 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
11541 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
11542 (optimize_atomic_bit_test_and): New function.
11543 (pass_fold_builtins::execute): Use it.
11544 * optabs.def (atomic_bit_test_and_set_optab,
11545 atomic_bit_test_and_complement_optab,
11546 atomic_bit_test_and_reset_optab): New optabs.
11547 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
11548 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
11549 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
11550 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
11551 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
11552 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
11553 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
11554 * doc/md.texi (atomic_bit_test_and_set@var{mode},
11555 atomic_bit_test_and_complement@var{mode},
11556 atomic_bit_test_and_reset@var{mode}): Document.
11557 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
11558 atomic_bit_test_and_complement<mode>,
11559 atomic_bit_test_and_reset<mode>): New expanders.
11560 (atomic_bit_test_and_set<mode>_1,
11561 atomic_bit_test_and_complement<mode>_1,
11562 atomic_bit_test_and_reset<mode>_1): New insns.
11564 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
11566 PR rtl-optimization/70687
11567 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
11568 instead of unsigned HOST_WIDE_INT.
11570 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
11572 PR rtl-optimization/44281
11573 * hard-reg-set.h (struct target_hard_regs): New field
11574 x_fixed_nonglobal_reg_set.
11575 (fixed_nonglobal_reg_set): New macro.
11576 * reginfo.c (init_reg_sets_1): Initialize it.
11577 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
11579 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
11581 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11583 PR tree-optimization/56541
11584 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
11585 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
11586 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
11587 (any_complicated_phi): new static variable.
11588 (aggressive_if_conv): delete.
11589 (if_convertible_phi_p): support phis with more than two arguments.
11590 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
11591 critical pred edges.
11592 (ifcvt_split_critical_edges): support phis with more than two
11593 arguments by checking new parameter. only split critical edges
11595 (tree_if_conversion): handle simd pragma marked loop using new
11596 local variable aggressive_if_conv. check any_complicated_phi.
11598 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11600 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
11603 2016-05-03 Bin Cheng <bin.cheng@arm.com>
11605 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
11608 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
11610 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
11611 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
11612 define_insn_and_split.
11613 (mulsi3_i): New define_insn_and_split.
11614 (mulsi3_call): Convert to define_insn.
11615 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
11616 Remove constraints.
11618 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11620 * machmode.h (mode_complex): Add support to give the complex mode
11622 (GET_MODE_COMPLEX_MODE): Likewise.
11623 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
11624 stored by build_complex_type and gfc_build_complex_type instead of
11625 trying to figure out the appropriate mode based on the size. Raise
11626 an assertion error, if the type was not set.
11627 * genmodes.c (struct mode_data): Add field for the complex type of
11629 (blank_mode): Likewise.
11630 (make_complex_modes): Remember the complex mode created in the
11632 (emit_mode_complex): Write out the mode_complex array to map a
11633 type mode to the complex version.
11634 (emit_insn_modes_c): Likewise.
11635 * tree.c (build_complex_type): Set the complex type to use before
11636 calling layout_type.
11637 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
11638 support for __float128 complex datatypes.
11639 (rs6000_hard_regno_mode_ok): Likewise.
11640 (rs6000_setup_reg_addr_masks): Likewise.
11641 (rs6000_complex_function_value): Likewise.
11642 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
11643 __float128 and __ibm128 complex.
11644 (FLOAT128_IBM_P): Likewise.
11645 (ALTIVEC_ARG_MAX_RETURN): Likewise.
11646 * doc/extend.texi (Additional Floating Types): Document that
11647 -mfloat128 must be used to enable __float128. Document complex
11648 __float128 and __ibm128 support.
11650 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11653 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
11654 char/short arguments promoted to int because of promote_prototypes.
11656 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11658 * config/i386/predicates.md (register_ssemem_operand): New predicate.
11659 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
11660 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
11661 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
11662 alternatives using "enabled" attribute. Use register_ssemem_operand
11663 as operand 1 predicate.
11664 (*cmpi<unord>xf_i387): Split XFmode pattern from
11665 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
11666 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
11667 *absneg<mode>2_i387. Disable unsupported alternatives using
11668 "enabled" attribute.
11669 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
11671 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11673 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
11675 (oacc_loop_process): Check mask for loop termination.
11677 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11679 * cif-code.def (CIF_THUNK): Add.
11680 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
11683 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
11685 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
11686 (dump_inline_summary): Dump it.
11687 (fp_expression_p): New predicate.
11688 (estimate_function_body_sizes): Use it.
11689 (inline_merge_summary): Merge fp_expressions.
11690 (inline_read_section): Read fp_expressions.
11691 (inline_write_summary): Write fp_expressions.
11692 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
11693 codegen boundary if either caller or callee is !fp_expressions.
11694 * ipa-inline.h (inline_summary): Add fp_expressions.
11695 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
11696 to fp_expressions be sure the fp generation flags are updated.
11698 2016-05-02 Jakub Jelinek <jakub@redhat.com>
11700 PR rtl-optimization/70467
11701 * cse.c (cse_insn): Handle no-op MEM moves after folding.
11703 PR rtl-optimization/70467
11704 * ipa-pure-const.c (check_call): Handle internal calls even in
11705 ipa mode like in local mode.
11707 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
11709 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
11711 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11713 * match.pd (X u< X, X u> X): New transformations.
11715 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
11717 * flag-types.h (enum warn_strict_overflow_code): Move ...
11718 * coretypes.h: ... here.
11719 * fold-const.h (fold_overflow_warning): Declare.
11720 * fold-const.c (fold_overflow_warning): Make non-static.
11721 (fold_comparison): Move the transformation of X +- C1 CMP C2
11722 into X CMP C2 -+ C1 ...
11723 * match.pd: ... here.
11724 * gimple-fold.c (fold_stmt_1): Protect with
11725 fold_defer_overflow_warnings.
11727 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
11729 * omp-low.c (struct oacc_loop): Add 'inner' field.
11730 (new_oacc_loop_raw): Initialize it to zero.
11731 (oacc_loop_fixed_partitions): Initialize it.
11732 (oacc_loop_auto_partitions): Partition outermost loop to outermost
11733 available partitioning.
11735 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
11737 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
11739 (umulsidi3): Likewise.
11740 (indirect_jump): Fix jump instruction assembly patterns.
11742 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
11745 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
11746 (nvptx_function_value): Assert non-NULL cfun.
11748 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
11750 PR rtl-optimization/70886
11751 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
11753 * cselib.h (rtx_equal_for_cselib_1): Declare.
11754 (rtx_equal_for_cselib_p: New inline function.
11755 * cselib.c (rtx_equal_for_cselib_p): Delete.
11756 (rtx_equal_for_cselib_1): Make public.
11758 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
11760 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
11761 (register_mixssei387nonimm_operand): Remove predicate.
11762 * config/i386/i386.md (*fop_<mode>_comm): Merge from
11763 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
11764 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
11765 for TARGET_MIX_SSE_I387 alternatives.
11766 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
11767 Disable unsupported alternatives using "enabled" attribute. Use
11768 nonimm_ssenomem_operand as operand 1 predicate. Also check
11769 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
11771 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11773 * tree.c (cst_and_fits_in_hwi): Simplify.
11775 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11777 * tree.h (wi::to_wide): New function.
11778 * expr.c (expand_expr_real_1): Use wi::to_wide.
11779 * fold-const.c (int_const_binop_1): Likewise.
11780 (extract_muldiv_1): Likewise.
11782 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11784 * wide-int.h: Update offset_int and widest_int documentation.
11785 (WI_SIGNED_SHIFT_RESULT): New macro.
11786 (wi::binary_shift): Define signed_shift_result_type for
11787 shifts on offset_int- and widest_int-like types.
11788 (generic_wide_int): Support <<= and >>= if << and >> are supported.
11789 * tree.h (int_bit_position): Use shift operators instead of wi::
11791 * alias.c (adjust_offset_for_component_ref): Likewise.
11792 * expr.c (get_inner_reference): Likewise.
11793 * fold-const.c (fold_comparison): Likewise.
11794 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
11795 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
11796 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11797 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
11798 (stmt_kills_ref_p): Likewise.
11799 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
11800 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
11801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11802 (ao_ref_init_from_vn_reference): Likewise.
11804 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
11806 * wide-int.h: Update offset_int and widest_int documentation.
11807 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
11808 (wi::binary_traits): Allow ordered comparisons between offset_int and
11809 offset_int, between widest_int and widest_int, and between either
11810 of these types and basic C types.
11811 (operator <, <=, >, >=): Define for the same combinations.
11812 * tree.h (tree_int_cst_lt): Use comparison operators instead
11813 of wi:: comparisons.
11814 (tree_int_cst_le): Likewise.
11815 * gimple-fold.c (fold_array_ctor_reference): Likewise.
11816 (fold_nonarray_ctor_reference): Likewise.
11817 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
11818 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
11819 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
11820 * tree-sra.c (completely_scalarize): Likewise.
11821 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
11822 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
11823 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
11824 (check_for_binary_op_overflow): Likewise.
11825 (search_for_addr_array): Likewise.
11826 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
11828 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
11830 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
11831 (arc_save_restore): Likewise.
11832 (arc_dwarf_register_span): Likewise.
11833 (arc_output_pic_addr_const): Initialize suffix variable.
11835 2016-05-02 Martin Liska <mliska@suse.cz>
11837 * symbol-summary.h (function_summary::function_summary):
11838 Remove checking assert for all cgraph nodes.
11839 (function_summary::get): Check summary_uid.
11840 (symtab_insertion): Check summary_uid.
11842 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
11844 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
11845 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
11846 bmaskn instruction.
11847 (arc_dwarf_register_span): Remove enum keyword.
11848 (compact_memory_operand_p): New function.
11849 * config/arc/arc.h (reg_class): Add code density register classes.
11850 (REG_CLASS_NAMES): Likewise.
11851 (REG_CLASS_CONTENTS): Likewise.
11852 * config/arc/arc.md (*movqi_insn): Add code density instructions.
11853 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
11854 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
11855 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
11856 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
11858 (h, Rcd, Rsd, Rzd): New register constraints.
11859 (T): Use compact_memory_operand_p function.
11860 * config/arc/predicates.md (compact_load_memory_operand): Remove.
11862 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
11864 * config/sh/sh.md (*negnegt, *movtt): Remove.
11866 2016-05-02 Marek Polacek <polacek@redhat.com>
11867 Tom de Vries <tom@codesourcery.com>
11869 PR tree-optimization/70700
11870 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
11871 bigger than FIRST_REF_NODE.
11873 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
11876 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
11878 (prepare_cbranch_operands): Don't use scratch register. Assume that
11879 function is used when pseudos can be created.
11880 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
11881 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
11882 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
11883 define_expand. Allow it only when pseudos can be created.
11884 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
11886 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
11888 * config/i386/constraints.md (BC): Only allow -1 operands.
11889 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
11890 Add "enabled" attribute. Update XI mode attribute calculation.
11891 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
11892 (*movoi_internal_avx): Update XI mode attribute calculation.
11893 (*movti_internal): Ditto.
11895 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
11897 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
11898 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
11900 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
11902 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
11903 statement on instruction code. Remove trailing spaces.
11904 (altivec_expand_stv_builtin): Likewise.
11906 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
11908 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
11909 (TARGET_FPU_DOUBLE): Simplify.
11910 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
11911 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
11912 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
11913 with 'TARGET_FPU_DOUBLE'.
11914 * config/sh/sh.md: Likewise.
11916 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
11918 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
11919 SH_DIV_STR_FOR_SIZE): Remove.
11920 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
11921 SH_DIV_STR_FOR_SIZE): Remove.
11923 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
11925 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
11926 logical_reg_operand): Delete.
11927 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
11928 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
11929 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
11930 match_operand and match_test.
11931 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
11932 variables on their first use. Return bool values.
11933 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
11934 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
11935 arith_reg_operand for input operand. Remove empty constraints.
11937 (*xorsi3_compact): Rename to xorsi3.
11938 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
11939 (*zero_extend<mode>si2_disp_mem): Update comment.
11942 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
11944 * config/sh/t-sh: Remove SH5 support.
11945 * config.gcc: Likewise.
11946 * configure: Likewise.
11948 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11950 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
11952 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
11954 * config/sh/sh.c (register_sh_passes, sh_option_override,
11955 sh_print_operand, prepare_move_operands,
11956 sh_can_follow_jump): Remove TARGET_SH1 checks.
11957 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
11958 PROMOTE_MODE): Likewise.
11959 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
11962 2016-04-30 Alan Modra <amodra@gmail.com>
11964 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
11965 restoring when fixed_reg_p, but allow out-of-line or stmw save.
11966 Check for user regs later to avoid unnecessary looping over regs.
11967 Merge user reg check with non-saved reg check. Don't force
11968 inline VR restore when static chain used.
11969 (rs6000_frame_related): Omit eh_frame info for user regs when
11971 (fixed_regs_p): Delete.
11973 2016-04-30 Alan Modra <amodra@gmail.com>
11975 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
11976 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
11979 2016-04-30 Alan Modra <amodra@gmail.com>
11982 * config/rs6000/rs6000.c (fixed_reg_p): New function.
11983 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
11986 2016-04-30 Alan Modra <amodra@gmail.com>
11988 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11989 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
11990 flag_pic test for Darwin.
11992 2016-04-30 Alan Modra <amodra@gmail.com>
11994 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
11995 throw_calls_crossed.
11996 (REG_FREQ_CALLS_CROSSED): Delete.
11997 (REG_N_THROWING_CALLS_CROSSED): Delete.
11998 * regstat.c (regstat_bb_compute_ri): Don't calculate
11999 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
12000 (dump_reg_info): Don't print call cross frequency.
12001 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
12002 and REG_N_THROWING_CALLS_CROSSED.
12004 2016-04-30 Alan Modra <amodra@gmail.com>
12006 * regs.h (struct reg_info_t): Delete live_length.
12007 (REG_LIVE_LENGTH): Delete macro.
12008 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
12009 local_live, local_processed and local_live_last_luid params.
12010 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
12012 (regstat_compute_ri): Adjust for above. Don't set
12014 (dump_reg_info): Don't print live length.
12015 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
12016 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
12017 Localize loop_depth var.
12019 2016-04-30 Alan Modra <amodra@gmail.com>
12021 * ira.c (enum valid_equiv): New.
12022 (validate_equiv_mem): Return enum.
12023 (update_equiv_mem): Create replacement in more cases.
12024 (add_store_equivs): Update validate_equiv_mem call.
12026 2016-04-30 Alan Modra <amodra@gmail.com>
12028 * ira.c (combine_and_move_insns): Rather than scanning insns,
12029 use DF infrastucture to find use and def insns.
12031 2016-04-30 Alan Modra <amodra@gmail.com>
12033 ira.c (combine_and_move_insns): Move invariant conditions..
12034 (ira.c): ..to here. Call combine_and_move_insns before
12035 add_store_equivs. Call grow_reg_equivs later. Allocate
12036 req_equiv later using max_reg_num() rather than global max_regno.
12037 (contains_replace_regs): Delete.
12038 (add_store_equivs): Remove contains_replace_regs test.
12040 2016-04-30 Alan Modra <amodra@gmail.com>
12042 * ira.c (struct equiv_mem_data): New.
12043 (equiv_mem, equiv_mem_modified): Delete static vars.
12044 (validate_equiv_mem_from_store): Use "data" param to communicate..
12045 (validate_equiv_mem): ..from here.
12047 2016-04-30 Alan Modra <amodra@gmail.com>
12049 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
12051 (update_reg_equivs): ..here. Move allocation and freeing of
12052 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
12053 end_alias_analysis to..
12056 2016-04-30 Alan Modra <amodra@gmail.com>
12058 * ira.c (pdx_subregs): Delete.
12059 (struct equivalence): Add pdx_subregs field.
12060 (set_paradoxical_subreg): Remove pdx_subregs param. Update
12061 pdx_subregs access.
12062 (update_equiv_regs): Don't create or free pdx_subregs. Update
12063 pdx_subregs access.
12065 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12067 * config/rs6000/altivec.h: Change definitions of vec_xl and
12069 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
12070 (LD_ELEMREV_V2DI): New.
12071 (LD_ELEMREV_V4SF): New.
12072 (LD_ELEMREV_V4SI): New.
12073 (LD_ELEMREV_V8HI): New.
12074 (LD_ELEMREV_V16QI): New.
12075 (ST_ELEMREV_V2DF): New.
12076 (ST_ELEMREV_V2DI): New.
12077 (ST_ELEMREV_V4SF): New.
12078 (ST_ELEMREV_V4SI): New.
12079 (ST_ELEMREV_V8HI): New.
12080 (ST_ELEMREV_V16QI): New.
12083 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12084 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
12085 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
12086 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
12087 (altivec_expand_builtin): Add handling for
12088 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
12089 (rs6000_invalid_builtin): Add error-checking for
12090 RS6000_BTM_P9_VECTOR.
12091 (altivec_init_builtins): Define builtins used to implement vec_xl
12093 (rs6000_builtin_mask_names): Define power9-vector.
12094 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
12095 (RS6000_BTM_P9_VECTOR): Define.
12096 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
12097 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
12098 (vsx_ld_elemrev_v2df): Likewise.
12099 (vsx_ld_elemrev_v4sf): Likewise.
12100 (vsx_ld_elemrev_v4si): Likewise.
12101 (vsx_ld_elemrev_v8hi): Likewise.
12102 (vsx_ld_elemrev_v16qi): Likewise.
12103 (vsx_st_elemrev_v2df): Likewise.
12104 (vsx_st_elemrev_v2di): Likewise.
12105 (vsx_st_elemrev_v4sf): Likewise.
12106 (vsx_st_elemrev_v4si): Likewise.
12107 (vsx_st_elemrev_v8hi): Likewise.
12108 (vsx_st_elemrev_v16qi): Likewise.
12109 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
12112 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
12114 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
12116 (simplify_control_stmt_condition_1): ... here. Recurse into
12117 BIT_AND_EXPRs and BIT_IOR_EXPRs.
12119 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
12122 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
12123 (zero_extendqi<mode>2_dot): Revert earlier conversion from
12124 define_insn_and_split to define_insn.
12125 (zero_extendqi<mode>2_dot2): Same.
12126 (extendqi<mode>2_dot): Same.
12127 (extendqi<mode>2_dot2): Same.
12129 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12131 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
12132 (probe_stack): New expander.
12133 (probe_stack_<mode>): New insn pattern.
12135 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12137 * config/i386/i386.md
12138 (operations with memory inputs setting flags peephole2):
12139 Remove uneeded REG_P checks. Cleanup pattern generation.
12141 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
12143 * tree-vect-loop.c (vect_transform_loop): Fix
12144 nb_iterations_upper_bound computation for vectorized loop.
12146 2016-04-29 Marek Polacek <polacek@redhat.com>
12147 Jakub Jelinek <jakub@redhat.com>
12150 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
12151 TARGET_EXPR_SLOT as a base.
12153 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
12155 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
12156 with 'rCm2' constraints to limit possible immediate size.
12157 (*load_zeroextendqisi_update): Likewise.
12158 (*load_signextendqisi_update): Likewise.
12159 (*loadhi_update): Likewise.
12160 (*load_zeroextendhisi_update): Likewise.
12161 (*load_signextendhisi_update): Likewise.
12162 (*loadsi_update): Likewise.
12163 (*loadsf_update): Likewise.
12165 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12167 * config/i386/predicates.md (constm1_operand): Fix comparison.
12169 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12171 * testsuite/gcc.target/arc/ieee_eq.c: New test.
12173 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
12175 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
12176 remaining SH5 related settings.
12177 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
12178 shmedia_prepare_call_address): Delete.
12179 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
12180 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
12181 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
12182 UNSUPPORTED_SH2A): Remove m5 checks.
12183 (sh_divide_strategy_e): Remove SH5 division strategies.
12184 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
12185 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
12187 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12189 * config/s390/s390.c (s390_rtx_costs): Update documentation.
12191 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12193 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
12194 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
12195 Change lder to ldr.
12196 * config/s390/vector.md ("mov<mode>"): Likewise.
12198 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
12200 * config/s390/constraints.md ("U", "W"): Invoke
12201 s390_mem_constraint with "ZR" and "ZT".
12202 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
12203 addresses when using LRA. Accept also short displacements for S
12204 and T constraints. Do not check for long displacement target for
12205 S and T constraints.
12206 (s390_mem_constraint): Remove handling of U and W constraints.
12207 * config/s390/s390.md (various patterns): Remove the short
12208 displacement constraints (Q and R) if a long displacement
12209 constraint is present. Add longdisp as required CPU capability.
12210 * config/s390/vector.md: Likewise.
12211 * config/s390/vx-builtins.md: Likewise.
12213 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12216 * reload1.c (reload): Call finish_spills before
12217 restarting reload loop. Skip select_reload_regs
12218 if update_eliminables_and_spill returns true.
12220 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
12222 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
12223 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
12224 (umulhisi3_imm): Update predicates and constraint letters.
12225 (umulhisi3_reg): Declare instruction as commutative.
12226 * config/arc/constraints.md (J12, J16): New constraints.
12227 * config/arc/predicates.md (short_unsigned_const_operand): New
12229 (arc_short_operand): Likewise.
12230 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
12232 2016-04-29 Richard Biener <rguenther@suse.de>
12234 PR tree-optimization/13962
12235 PR tree-optimization/65686
12236 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
12237 * tree-ssa-alias.c (ptrs_compare_unequal): New function
12238 using PTA to compare pointers.
12239 * match.pd: Add pattern for pointer equality compare simplification
12240 using ptrs_compare_unequal.
12242 2016-04-29 Richard Biener <rguenther@suse.de>
12244 * stor-layout.c (layout_type): Do not build a pointer-to-element
12247 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
12249 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
12250 Use SWI mode iterator. Use general_reg_operand predicate.
12251 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
12252 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
12255 2016-04-29 Jakub Jelinek <jakub@redhat.com>
12257 PR middle-end/70843
12258 * fold-const.c (operand_equal_p): Don't verify hash value equality
12260 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
12263 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12266 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
12267 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
12268 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
12269 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
12270 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
12272 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12274 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
12275 to info. Don't initialize separate fields to 0. Clean up
12278 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.md (peephole2s for operations with memory inputs):
12281 Use SWI mode iterator.
12282 (peephole2s for operations with memory outputs): Ditto.
12283 Do not check for stack checking probe.
12285 (probe_stack): Remove expander.
12287 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12288 Andrew Burgess <andrew.burgess@embecosm.com>
12290 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
12291 operands as 32-bits.
12293 2016-04-28 Jason Merrill <jason@redhat.com>
12295 * gdbinit.in: Skip line-map.h.
12297 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12298 Andrew Burgess <andrew.burgess@embecosm.com>
12300 * config/arc/arc.c (arc_conditional_register_usage): Take
12301 TARGET_RRQ_CLASS into account.
12302 (arc_print_operand): Support printing 'p' and 's' operands.
12303 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
12305 (TARGET_RRQ_CLASS): Define.
12306 (IS_POWEROF2_OR_0_P): Define.
12307 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
12309 (*tst_movb): New define_insn.
12310 (*tst): Avoid recognition if it could prevent '*tst_movb'
12311 combination; replace c/CnL with c/Chs alternative.
12312 (*tst_bitfield_tst): New define_insn.
12313 (*tst_bitfield_asr): New define_insn.
12314 (*tst_bitfield): New define_insn.
12315 (andsi3_i): Add Rrq variant.
12316 (extzv): New define_expand.
12317 (insv): New define_expand.
12318 (*insv_i): New define_insn.
12319 (*movb): New define_insn.
12320 (*movb_signed): New define_insn.
12321 (*movb_high): New define_insn.
12322 (*movb_high_signed): New define_insn.
12323 (*movb_high_signed + 1): New define_split pattern.
12324 (*mrgb): New define_insn.
12325 (*mrgb + 1): New define_peephole2 pattern.
12326 (*mrgb + 2): New define_peephole2 pattern.
12327 * config/arc/arc.opt (mbitops): New option for nps400, uses
12328 TARGET_NPS_BITOPS_DEFAULT.
12329 * config/arc/constraints.md (q): Make register class conditional.
12330 (Rrq): New register constraint.
12331 (Chs): New constraint.
12332 (Clo): New constraint.
12333 (Chi): New constraint.
12334 (Cbf): New constraint.
12335 (Cbn): New constraint.
12336 (C18): New constraint.
12337 (Cbi): New constraint.
12339 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12341 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
12343 (bitmap_intersection_of_preds): Ditto.
12344 (bitmap_union_of_succs): Ditto.
12345 (bitmap_union_of_preds): Ditto.
12346 * sbitmap.c (do_popcount): Delete.
12347 (BITMAP_DEBUGGING): Delete.
12348 (sbitmap_verify_popcount): Delete.
12349 (sbitmap_alloc): Don't initialize the popcount field.
12350 (sbitmap_alloc_with_popcount): Delete.
12351 (sbitmap_resize): Don't resize the popcount array.
12352 (sbitmap_vector_alloc): Don't initialize the popcount field.
12353 (bitmap_copy): Don't copy the popcount array.
12354 (bitmap_clear): Don't clear the popcount array.
12355 (bitmap_clear): Delete the popcount array handling.
12356 (bitmap_ior_and_compl): Delete the popcount assert.
12357 (bitmap_not): Ditto.
12358 (bitmap_and_compl): Ditto.
12359 (bitmap_and): Delete the popcount array handling.
12360 (bitmap_xor): Ditto.
12361 (bitmap_ior): Ditto.
12362 (bitmap_or_and): Delete the popcount assert.
12363 (bitmap_and_or): Ditto.
12364 (popcount_table): Delete.
12365 (sbitmap_elt_popcount): Delete.
12366 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
12367 (bitmap_set_bit): Delete the popcount assert.
12368 (bitmap_clear_bit): Ditto.
12369 (sbitmap_free): Don't free the popcount array.
12370 (sbitmap_alloc_with_popcount): Delete declaration.
12371 (sbitmap_popcount): Ditto.
12373 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12374 Andrew Burgess <andrew.burgess@embecosm.com>
12376 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
12377 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
12378 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
12379 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
12380 * config/arc/arc.opt (mcmem): New option.
12381 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
12382 supply length for r/m alternative.
12383 (*extendqisi2_ac): Likewise.
12384 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
12386 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
12387 (movhi_insn): Likewise.
12388 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
12389 (*zero_extendqihi2_i): Add r/Ucm alternative.
12390 (*zero_extendqisi2_ac): Likewise.
12391 (*zero_extendhisi2_i): Likewise.
12392 * config/arc/constraints.md (Uex): New memory constraint.
12393 (Ucm): New define_constraint.
12394 * config/arc/predicates.md (long_immediate_loadstore_operand):
12395 Return 0 for MEM with cmem_address address.
12396 (cmem_address_0): New predicates.
12397 (cmem_address_1): Likewise.
12398 (cmem_address_2): Likewise.
12399 (cmem_address): Likewise.
12401 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12403 * config/rs6000/rs6000.c (machine_function): Rename
12404 insn_chain_scanned_p to spe_insn_chain_scanned_p.
12405 (rs6000_stack_info): Adjust.
12407 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12408 Andrew Burgess <andrew.burgess@embecosm.com>
12410 * config/arc/constraints.md (Usd): Convert to define_constraint.
12414 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12417 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
12418 Add new peephole2 where the first insn is *mov<mode>_or instead of
12419 *mov<mode>_internal.
12421 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
12423 * tracer.c (bb_seen): Make static.
12425 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
12427 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
12428 support, setup defaults.
12429 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
12430 * config/arc/arc.c (arc_init): Add NPS400 support.
12431 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
12432 (TARGET_ARC700): NPS400 is also an ARC700.
12433 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
12435 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
12438 * config/nds32/nds32.md (casesi): Don't access the operands array
12441 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12443 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
12444 (or $-1,reg peephole2): Ditto.
12445 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
12447 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
12449 * doc/extend.texi (Common Function Attributes) [optimize]:
12450 Discourage use of the optimize attribute.
12452 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
12454 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
12455 special case builtin.
12456 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12457 ALTIVEC_BUILTIN_VEC_ADDE.
12458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12459 support for ALTIVEC_BUILTIN_VEC_ADDE.
12460 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12461 for __builtin_vec_adde.
12463 2016-04-28 Jakub Jelinek <jakub@redhat.com>
12465 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
12466 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
12468 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12471 * doc/sourcebuild.texi (Effective-Target Keywords, Other
12472 attributes): Document cilkplus_runtime.
12474 2016-04-28 Martin Jambor <mjambor@suse.cz>
12476 * tree-cfg.c (verify_expr): Verify that local declarations belong to
12477 this function. Call verify_expr on MEM_REFs and bases of other
12478 handled_components.
12480 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12482 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
12483 for WORD_REGISTER_OPERATIONS to runtime check.
12485 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12487 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
12489 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12491 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
12492 big-endian compilation.
12493 * config/arc/arc.md (addf3): Likewise.
12494 (subdf3): Likewise.
12495 (muldf3): Likewise.
12497 2016-04-28 Richard Biener <rguenther@suse.de>
12499 PR tree-optimization/70840
12500 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
12501 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
12502 Mark x * pow(x,c) -> pow(x,c+1) commutative.
12503 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
12505 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12507 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
12508 and explain why in a comment.
12510 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12512 * config/arc/arc.md (cpu_facility): Add fpx variant.
12513 (subdf3): Prohibit use reverse sub when assist operations option
12515 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
12516 instructions only when FPX is enabled.
12517 * testsuite/gcc.target/arc/trsub.c: New test.
12519 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12521 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
12522 mult_operator when calculating "type" attribute.
12523 (*fop_<mode>_1_i387): Ditto.
12524 (*fop_xf_1_i387): Ditto.
12525 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
12526 Use std::swap to swap operands. Use RTL expressions to generate
12529 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12530 Joern Rennecke <joern.rennecke@embecosm.com>
12532 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
12534 (emit_pic_move): Remove.
12535 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
12536 * config/arc/arc.c (emit_pic_move): Removed.
12537 (TARGET_HAVE_TLS): Define.
12538 (arc_conditional_register_usage): Test for arc_tp_regno.
12539 (arc_print_operand, arc_print_operand_address): Handle TLS
12541 (arc_needs_pcl_p): New function.
12542 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
12543 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
12544 (arc_raw_symbolic_reference_mentioned_p): Likewise.
12545 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
12546 (arc_legitimize_tls_address): Likewise.
12547 (DTPOFF_ZERO_SYM): Define.
12548 (arc_legitimize_pic_address): Make it static, handle TLS cases.
12549 (arc_output_pic_addr_const): Print TLS unspecs.
12550 (prepare_pic_move): New function, replaces emit_pic_move.
12551 (arc_legitimate_constant_p): Handle TLS unspecs.
12552 (arc_legitimate_address_p): Likewise.
12553 (arc_rewrite_small_data_p): Use assert for TLS constants.
12554 (prepare_move_operands): Use prepare_pic_move.
12555 (arc_legitimize_address): Legitimize tls addresses.
12556 (arc_epilogue_uses): Check for arc_tp_regno.
12557 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
12558 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
12560 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
12562 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
12563 %(arc_tls_extra_start_spec).
12564 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
12565 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
12567 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
12568 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
12569 (UNSPEC_TLS_OFF): Add.
12571 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
12572 (get_thread_pointersi): New patterns.
12573 * config/arc/arc.opt (mtp-regno): New option.
12574 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
12575 (move_dest_operand): Likewise.
12576 * configure: Regenerate.
12577 * configure.ac: Add arc*-*-* case to test for tls.
12578 * doc/invoke.texi (ARC options): Document mtp-regno.
12580 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
12582 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
12583 the new ARC HS SIMD instructions.
12584 (arc_preferred_simd_mode): New function.
12585 (arc_autovectorize_vector_sizes): Likewise.
12586 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
12587 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
12588 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
12589 (arc_init_builtins): Add new SIMD builtin types.
12590 (arc_split_move): Handle 64 bit vector moves.
12591 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
12592 (TARGET_PLUS_QMACW): Define.
12593 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
12594 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
12595 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
12596 (VSUBADD4H): New builtins.
12597 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
12598 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
12600 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
12601 Matthias Klose <doko@debian.org>
12603 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
12605 2016-04-28 Richard Biener <rguenther@suse.de>
12607 PR middle-end/70777
12608 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
12611 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
12613 * common/config/sh/sh-common.c: Remove SH5 support.
12614 * config/sh/constraints.md: Likewise.
12615 * config/sh/config/sh/elf.h: Likewise.
12616 * config/sh/linux.h: Likewise.
12617 * config/sh/netbsd-elf.h: Likewise.
12618 * config/sh/predicates.md: Likewise.
12619 * config/sh/sh-c.c: Likewise.
12620 * config/sh/sh-protos.h: Likewise.
12621 * config/sh/sh.c: Likewise.
12622 * config/sh/sh.h: Likewise.
12623 * config/sh/sh.md: Likewise.
12624 * config/sh/sh.opt: Likewise.
12625 * config/sh/sync.md: Likewise.
12626 * config/sh/sh64.h: Delete.
12627 * config/sh/shmedia.h: Likewise.
12628 * config/sh/shmedia.md: Likewise.
12629 * config/sh/sshmedia.h: Likewise.
12630 * config/sh/t-netbsd-sh5-64: Likewise.
12631 * config/sh/t-sh64: Likewise.
12632 * config/sh/ushmedia.h: Likewise.
12634 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/i386.md (sign_extend to memory peephole2s): Use
12637 general_reg_operand instead of register_operand predicate.
12639 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12641 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
12643 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
12645 * match.pd (A - B > A, A + B < A): New transformations.
12647 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
12649 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
12650 which defaults to true. Emit an outer pair of parentheses only if
12651 EMIT_PARENS. When continuing a chain of && or || (or & or |),
12652 don't emit parentheses for the right-hand operand.
12654 2016-04-27 Jeff Law <law@redhat.com>
12656 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
12658 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12660 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
12661 (altivec_lvx_<mode>_internal): Document.
12662 (altivec_lvx_<mode>_2op): New define_insn.
12663 (altivec_lvx_<mode>_1op): Likewise.
12664 (altivec_lvx_<mode>_2op_si): Likewise.
12665 (altivec_lvx_<mode>_1op_si): Likewise.
12666 (altivec_stvx_<mode>): Remove.
12667 (altivec_stvx_<mode>_internal): Document.
12668 (altivec_stvx_<mode>_2op): New define_insn.
12669 (altivec_stvx_<mode>_1op): Likewise.
12670 (altivec_stvx_<mode>_2op_si): Likewise.
12671 (altivec_stvx_<mode>_1op_si): Likewise.
12672 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12673 Expand vec_ld and vec_st during parsing.
12674 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
12676 (altivec_expand_stvx_be): Likewise.
12677 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
12678 address-masking behavior in RTL.
12679 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
12680 address-masking behavior in RTL.
12681 (altivec_expand_builtin): Change builtin code arguments for calls
12682 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
12683 (insn_is_swappable_p): Avoid incorrect swap optimization in the
12684 presence of lvx/stvx patterns.
12685 (alignment_with_canonical_addr): New function.
12686 (alignment_mask): Likewise.
12687 (find_alignment_op): Likewise.
12688 (recombine_lvx_pattern): Likewise.
12689 (recombine_stvx_pattern): Likewise.
12690 (recombine_lvx_stvx_patterns): Likewise.
12691 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
12692 stvx patterns from expand.
12693 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
12695 (vector_altivec_store_<mode>): Likewise.
12697 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
12699 * config/aarch64/aarch64.md
12700 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
12701 remove the "fp" attributes.
12702 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
12703 add the "simd" attributes.
12704 (*movdf_aarch64): Likewise.
12705 (*movtf_aarch64): Remove the "fp" attributes.
12706 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
12707 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
12709 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12711 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
12712 rtx to rtx_code_label *.
12713 * rtl.h (maybe_set_first_label_num): Likewise.
12715 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12717 * df-core.c (df_add_problem): Make the problem param be const.
12718 (df_remove_problem): Make local "problem" be const.
12719 * df-problems.c (problem_RD): Make const.
12720 (problem_LR): Likewise.
12721 (problem_LIVE): Likewise.
12722 (problem_MIR): Likewise.
12723 (problem_CHAIN): Likewise.
12724 (problem_WORD_LR): Likewise.
12725 (problem_NOTE): Likewise.
12726 (problem_MD): Likewise.
12727 * df-scan.c (problem_SCAN): Likewise.
12728 * df.h (struct df_problem): Make field "dependent_problem" be
12730 (struct dataflow): Likewise for field "problem".
12731 (df_add_problem): Make param const.
12733 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
12736 inter-unit moves to/from vector registers are enabled. Do not disable
12739 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12741 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
12742 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
12744 (enum df_problem_id): ...this new enum.
12745 (struct df_problem): Convert field "id" from "int" to
12746 enum df_problem_id.
12748 2016-04-27 David Malcolm <dmalcolm@redhat.com>
12750 * rtl.def: Update comment for "things in the instruction chain" to
12751 reflect the removal of the leading "i" field for INSN_UID in
12752 r210360. Fix bogus apostrophe.
12754 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
12756 * config/i386/i386.md
12757 (lea arith with mem operand + setcc peephole2): Set operator mode.
12759 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
12762 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
12763 (dimode_scalar_to_vector_candidate_p): This.
12764 (timode_scalar_to_vector_candidate_p): New function.
12765 (scalar_to_vector_candidate_p): Likewise.
12766 (timode_check_non_convertible_regs): Likewise.
12767 (timode_remove_non_convertible_regs): Likewise.
12768 (remove_non_convertible_regs): Likewise.
12769 (remove_non_convertible_regs): Renamed to ...
12770 (dimode_remove_non_convertible_regs): This.
12771 (scalar_chain::~scalar_chain): Make it virtual.
12772 (scalar_chain::compute_convert_gain): Make it pure virtual.
12773 (scalar_chain::mark_dual_mode_def): Likewise.
12774 (scalar_chain::convert_insn): Likewise.
12775 (scalar_chain::convert_registers): Likewise.
12776 (scalar_chain::add_to_queue): Make it protected.
12777 (scalar_chain::emit_conversion_insns): Likewise.
12778 (scalar_chain::replace_with_subreg): Likewise.
12779 (scalar_chain::replace_with_subreg_in_insn): Likewise.
12780 (scalar_chain::convert_op): Likewise.
12781 (scalar_chain::convert_reg): Likewise.
12782 (scalar_chain::make_vector_copies): Likewise.
12783 (scalar_chain::convert_registers): New pure virtual function.
12784 (class dimode_scalar_chain): New class.
12785 (class timode_scalar_chain): Likewise.
12786 (scalar_chain::mark_dual_mode_def): Renamed to ...
12787 (dimode_scalar_chain::mark_dual_mode_def): This.
12788 (timode_scalar_chain::mark_dual_mode_def): New function.
12789 (timode_scalar_chain::convert_insn): Likewise.
12790 (dimode_scalar_chain::convert_registers): Likewise.
12791 (scalar_chain::compute_convert_gain): Renamed to ...
12792 (dimode_scalar_chain::compute_convert_gain): This.
12793 (scalar_chain::replace_with_subreg): Renamed to ...
12794 (dimode_scalar_chain::replace_with_subreg): This.
12795 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
12796 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
12797 (scalar_chain::make_vector_copies): Renamed to ...
12798 (dimode_scalar_chain::make_vector_copies): This.
12799 (scalar_chain::convert_reg): Renamed to ...
12800 (dimode_scalar_chain::convert_reg ): This.
12801 (scalar_chain::convert_op): Renamed to ...
12802 (dimode_scalar_chain::convert_op): This.
12803 (scalar_chain::convert_insn): Renamed to ...
12804 (dimode_scalar_chain::convert_insn): This.
12805 (scalar_chain::convert): Call convert_registers.
12806 (convert_scalars_to_vector): Change to scalar_chain pointer to
12807 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
12808 in 32-bit mode. Delete scalar_chain pointer. Call
12809 free_dominance_info in 64-bit mode.
12810 (pass_stv::gate): Remove TARGET_64BIT check.
12811 (ix86_option_override): Put the 64-bit STV pass before the CSE
12814 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
12816 * dwarf2out.h (struct dw_loc_descr_node): Remove the
12817 dw_loc_frame_offset field.
12818 * dwarf2out.c (new_loc_descr): Likewise.
12819 (resolve_args_picking_1): Turn the VISITED hash set into a
12820 FRAME_OFFSET hash map. Use it to associate a frame offset to
12821 visited nodes. Remove uses of the CHECKING_P macro.
12822 (resolve_args_picking): Update call to resolve_args_picking_1.
12824 2016-04-27 Martin Liska <mliska@suse.cz>
12826 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
12827 (free_loop_data): Release vuses of groups.
12829 2016-04-27 Bin Cheng <bin.cheng@arm.com>
12831 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
12832 instead of redundant use_id and boolean have_use_for.
12833 (struct iv_use): Change sub_id into group_id. Remove field next.
12834 Move fields: related_cands, n_map_members, cost_map and selected
12836 (struct iv_group): ... here. New structure.
12837 (struct iv_common_cand): Use structure declaration directly.
12838 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
12839 (MAX_CONSIDERED_USES): Rename macro to ...
12840 (MAX_CONSIDERED_GROUPS): ... here.
12841 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
12842 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
12843 (dump_uses): Rename to ...
12844 (dump_groups): ... here. Update all uses.
12845 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
12846 (find_induction_variables): Refactor format of dump information.
12847 (record_sub_use): Delete.
12848 (record_use): Update all uses.
12849 (record_group): New function.
12850 (record_group_use, find_interesting_uses_op): Call above functions.
12852 (find_interesting_uses_cond): Ditto.
12853 (group_compare_offset): New function.
12854 (split_all_small_groups): Rename to ...
12855 (split_small_address_groups_p): ... here. Update all uses.
12856 (split_address_groups): Update all uses.
12857 (find_interesting_uses): Refactor format of dump information.
12858 (add_candidate_1): Update all uses. Remove redundant check on iv,
12860 (add_candidate, record_common_cand): Remove redundant assert.
12861 (add_iv_candidate_for_biv): Update use.
12862 (add_iv_candidate_derived_from_uses): Update all uses.
12863 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
12864 (alloc_use_cost_map): Ditto.
12865 (set_use_iv_cost, get_use_iv_cost): Rename to ...
12866 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
12867 (determine_use_iv_cost_generic): Ditto.
12868 (determine_group_iv_cost_generic): Ditto.
12869 (determine_use_iv_cost_address): Ditto.
12870 (determine_group_iv_cost_address): Ditto.
12871 (determine_use_iv_cost_condition): Ditto.
12872 (determine_group_iv_cost_cond): Ditto.
12873 (determine_use_iv_cost): Ditto.
12874 (determine_group_iv_cost): Ditto.
12875 (set_autoinc_for_original_candidates): Update all uses.
12876 (find_iv_candidates): Update all uses. Refactor dump information.
12877 (determine_use_iv_costs): Ditto.
12878 (determine_iv_costs): Ditto.
12879 (iv_ca_cand_for_use): Rename to ...
12880 (iv_ca_cand_for_group): ... here. Update all uses.
12881 (iv_ca_add_use, iv_ca_add_group): Ditto.
12882 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
12883 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
12884 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
12885 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
12886 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
12887 (create_new_iv, adjust_iv_update_pos): Ditto.
12888 (rewrite_use_address): Delete.
12889 (rewrite_use_address_1): Rename to ...
12890 (rewrite_use_address): ... here.
12891 (rewrite_use_compare): Update all uses.
12892 (rewrite_use): Delete.
12893 (rewrite_uses): Rename to ...
12894 (rewrite_groups): ... here. Update all uses.
12895 (remove_unused_ivs, free_loop_data): Update all uses.
12896 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
12898 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12900 * rtlanal.c (nonzero_bits1): Convert preprocessor check
12901 for WORD_REGISTER_OPERATIONS to runtime check.
12903 2016-04-27 Richard Biener <rguenther@suse.de>
12906 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
12907 aggregate_value_p to determine if a function result is
12908 returned by reference.
12909 (ipa_pta_execute): Functions having their address taken are
12910 not automatically nonlocal.
12912 2016-04-27 Jakub Jelinek <jakub@redhat.com>
12915 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
12916 * fold-const.c (operand_equal_p): If flag_checking and
12917 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
12918 and if it returns non-zero, assert iterative_hash_expr on both
12921 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
12923 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
12925 2016-04-27 Nick Clifton <nickc@redhat.com>
12927 PR middle-end/49889
12928 * varasm.c (merge_weak): Generate an error if an attempt is made
12929 to convert a non-weak static function into a weak, public function.
12931 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12933 * params.def (MAX_PARTITION_SIZE): New param.
12934 * doc/invoke.texi: Document lto-max-partition.
12936 2016-04-27 Richard Biener <rguenther@suse.de>
12939 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
12940 function cummulating used_from_other_partition, externally_visible
12941 and force_output from aliases.
12942 (refered_from_nonlocal_var): Likewise.
12943 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
12944 node flags properly.
12946 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
12948 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
12949 (-Wmemset-elt-size): New item.
12951 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
12954 * stor-layout.h (internal_reference_types): Delete.
12955 * stor-layout.c (reference_types_internal): Likewise.
12956 (internal_reference_types): Likewise.
12957 (layout_type) <REFERENCE_TYPE>: Adjust.
12959 2016-04-27 Jakub Jelinek <jakub@redhat.com>
12962 * tree.h (inchash::add_expr): Add FLAGS argument.
12963 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
12964 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
12965 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
12966 Formatting fix. Adjust recursive calls. For tcc_comparison,
12967 if swap_tree_comparison (code) is smaller than code, hash that
12968 and arguments in the other order. Hash CONVERT_EXPR the same
12969 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
12970 of ADDR_EXPR of decl as the decl itself. Add or remove
12971 OEP_ADDRESS_OF from recursive flags as needed. For
12972 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
12973 operands commutatively and only the third one normally.
12974 For internal CALL_EXPR hash in CALL_EXPR_IFN.
12976 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
12978 * config/rtems.h (LIB_SPEC): Add -latomic.
12980 2016-04-27 Joel Sherrill <joel@rtems.org>
12982 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
12983 xilink.ld and flags not relevant to RTEMS.
12985 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
12987 * toplev.c (backend_init_target): Avoid calling init_reload when using
12990 2016-04-26 Jakub Jelinek <jakub@redhat.com>
12992 * reorg.c (try_merge_delay_insns): Declare i and j inside the
12993 for loops rather than one for the whole function.
12995 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
12997 * match.pd (X + CST CMP X): New transformation.
12999 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
13001 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
13002 * fold-const.c (fold_binary_loc): Remove 2 transformations
13003 superseded by match.pd.
13004 * match.pd (x+x -> x*2): Generalize to integers.
13006 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
13008 * config/i386/i386.md (operation on memory peephole): Duplicate an
13009 existing peephole and adapt it to match lea rather than an operation
13012 PR rtl-optimization/57193
13013 * opts.c (default_options_table): Add OPT_frename_registers at -O2
13015 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
13017 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13019 * tree-if-conv.c (any_pred_load_store): New static variable.
13020 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
13021 any_pred_load_store instead of and_mask_load_store.
13022 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
13023 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
13024 (combine_blocks, tree_if_conversion): Ditto.
13026 2016-04-26 Bin Cheng <bin.cheng@arm.com>
13028 PR tree-optimization/70771
13029 PR tree-optimization/70775
13030 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
13031 virtual PHI nodes. Delete parameter.
13032 (if_convertible_loop_p_1): Delete argument to above function.
13033 (predicate_all_scalar_phis): Delete code handling single-argument
13035 (tree_if_conversion): Mark and update virtual SSA.
13037 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13040 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
13041 (x86_elf_aligned_common): Rename to ...
13042 (x86_elf_aligned_decl_common): ... this.
13043 Add decl arg. Switch to .lbss for largecomm object. Use
13044 LARGECOMM_SECTION_ASM_OP.
13045 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
13047 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
13048 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
13050 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13051 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
13053 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13056 * config/i386/i386.c (SECTION_LARGE): Define.
13057 (x86_64_elf_select_section): Set it for large data/bss sections.
13058 Only clear SECTION_WRITE for .lrodata.
13059 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
13061 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
13062 * varasm.c (default_elf_asm_named_section): Grow flagchars.
13063 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
13065 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
13066 * doc/tm.texi: Regenerate.
13068 2016-04-26 Jakub Jelinek <jakub@redhat.com>
13071 * configure.ac (--enable-checking): Document extra flag, for
13072 non-release builds default to --enable-checking=yes,extra.
13073 If misc checking and extra checking, define CHECKING_P to 2 instead
13075 * common.opt (fchecking=): Add.
13076 * doc/invoke.texi (-fchecking=): Document.
13077 * doc/install.texi: Document --enable-checking changes.
13078 * configure: Regenerated.
13079 * config.in: Regenerated.
13081 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13083 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
13084 attribute instead of which_alternative.
13085 * config/i386/sse.md (*mov<mode>_internal): Ditto.
13086 Use EXT_REX_SSE_REG_P where appropriate.
13088 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13090 * config/i386/predicates.md (const0_operand): Do not match
13091 const_wide_int code.
13092 (const1_operand): Ditto.
13094 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13096 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
13097 for SSE constm1 operands and TARGET_AVX512VL.
13098 (*movti_internal): Ditto.
13099 (*mov<mode>_or): Use constm1_operand predicate.
13100 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
13101 for SSE vector_all_ones operands and TARGET_AVX512VL.
13102 * config/i386/predicates.md (constm1_operand): New predicate.
13103 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
13104 emission of constant -1 load.
13106 2016-04-25 Jason Merrill <jason@redhat.com>
13108 * gdbinit.in: Skip is-a.h.
13110 * attribs.c (register_scoped_attributes): Fix logic.
13111 * attribs.h: Declare register_scoped_attributes.
13113 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13115 * config/rs6000/rs6000-builtin.def: Correct pasto error for
13116 stxvd2x and stxvw4x built-in functions.
13118 2016-04-25 DJ Delorie <dj@redhat.com>
13120 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
13121 (ashrhi3): Likewise.
13122 (lshrhi3): Likewise.
13124 2016-04-25 Richard Biener <rguenther@suse.de>
13126 PR tree-optimization/70780
13127 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
13128 wasn't visited yet.
13129 (compute_antic): Mark blocks with abnormal preds as visited as
13130 they have a final empty antic-in solution already.
13132 2016-04-25 Michael Collison <michael.collison@linaro.org>
13134 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
13136 2016-04-25 Michael Collison <michael.collison@linaro.org>
13138 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
13139 mode is VQI to improve mixed mode vectorization.
13140 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
13141 define_insn to match low half of signed vaddw.
13142 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
13143 define_insn to match high half of signed vaddw.
13144 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
13145 define_insn to match low half of unsigned vaddw.
13146 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
13147 define_insn to match high half of unsigned vaddw.
13148 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
13149 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13150 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
13152 (arm_simd_check_vect_par_cnst_half_p): Likewise.
13153 * config/arm/predicates.md (vect_par_constant_high): Support
13154 big endian and simplify by calling
13155 arm_simd_check_vect_par_cnst_half
13156 (vect_par_constant_low): Likewise.
13158 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
13160 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
13161 predicate for operand 2.
13163 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
13164 H.J. Lu <hongjiu.lu@intel.com>
13166 * config/i386/i386-protos.h (standard_sse_constant_p): Add
13167 machine_mode argument.
13168 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
13169 constm1_rtx operands. For VOIDmode constants, get mode from
13170 pred_mode. Check mode size if the mode is supported by ABI.
13171 (standard_sse_constant_opcode): Do not use standard_constant_p.
13172 Strictly check ABI support for all-ones operands.
13173 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
13174 immediates. Update calls to standard_sse_constant_p.
13175 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
13176 (ix86_rtx_costs): Ditto.
13177 * config/i386/i386.md (*movxi_internal_avx512f): Use
13178 nonimmediate_or_sse_const_operand instead of vector_move_operand.
13179 Use (v,BC) alternative instead of (v,C). Use register_operand
13180 checks instead of MEM_P.
13181 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
13182 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
13183 isa attribute. Use register_operand checks instead of MEM_P.
13184 (*movti_internal): Use nonimmediate_or_sse_const_operand for
13185 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
13186 alternative and corresponding sse2 isa attribute.
13187 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
13188 to standard_sse_constant_p.
13189 (FP constant splitters): Ditto.
13190 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
13192 * config/i386/predicates.md (constm1_operand): Remove.
13193 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
13194 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
13195 vector_all_ones_operand instead of constm1_operand.
13197 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13199 * print-rtl.c (print_rtx_insn_vec): New function.
13200 * print-rtl.h: New prototype.
13201 * store-motion.c (struct st_expr): Make avail_stores a vector.
13202 (st_expr_entry): Adjust.
13203 (free_st_expr_entry): Likewise.
13204 (print_store_motion_mems): Likewise.
13205 (find_moveable_store): Likewise.
13206 (compute_store_table): Likewise.
13207 (delete_store): Likewise.
13208 (build_store_vectors): Likewise.
13210 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13212 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
13214 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13216 * vec.h (vec_safe_contains): New function.
13217 (vec::contains): Likewise.
13218 (vec::begin): Likewise.
13219 (vec::end): Likewise.
13221 2016-04-23 Jakub Jelinek <jakub@redhat.com>
13224 * cfgexpand.c (expand_stack_vars): Fix typo.
13226 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13228 * system.h (list, map, set, vector): Include conditionally.
13229 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
13230 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
13231 * ipa-icf.c (INCLUDE_LIST): Define.
13232 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
13233 * config/sh/sh.c (INCLUDE_VECTOR): Define.
13234 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
13235 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
13236 * cp/logic.cc (INCLUDE_LIST): Define.
13237 * fortran/trans-common.c (INCLUDE_MAP): Define.
13239 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
13241 * auto-profile.c: Remove <string.h> include.
13242 * ipa-icf-gimple.c: Remove <list> include.
13243 * diagnostic.c: Remove <new> include.
13244 * genmatch.c: Likewise.
13245 * pretty-print.c: Likewise.
13246 * toplev.c: Likewise
13247 * c/c-objc-common.c: Likewise.
13248 * cp/error.c: Likewise.
13249 * fortran/error.c: Likewise.
13251 2016-04-22 Richard Biener <rguenther@suse.de>
13253 * lto-streamer-in.c (input_ssa_names): Do not allocate
13254 GIMPLE_NOP for all SSA names.
13255 * lto-streamer-out.c (output_ssa_names): Do not output
13256 SSA names that should have been released.
13258 2016-04-22 Richard Biener <rguenther@suse.de>
13260 PR tree-optimization/70740
13261 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
13264 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
13267 * config/i386/predicates.md (call_insn_operand): Replace
13268 sibcall_memory_operand with memory_operand.
13270 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
13272 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
13273 has_single_use() tests.
13274 (register_edge_assert_for_1): Likewise.
13275 (find_assert_locations_1): Check the liveness bitmap instead of
13276 checking has_single_use().
13278 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
13281 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
13282 Extract AVX-512BW constraint from AVX.
13284 2016-04-21 Richard Biener <rguenther@suse.de>
13286 PR tree-optimization/70725
13287 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
13288 for phi_convertible_by_degenerating_args.
13289 (predicate_all_scalar_phis): Handle single-argument PHIs.
13291 2016-04-21 Richard Biener <rguenther@suse.de>
13293 PR middle-end/70747
13294 * fold-const.c (fold_comparison): Return properly typed
13297 2016-04-21 Bin Cheng <bin.cheng@arm.com>
13299 PR tree-optimization/70715
13300 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
13301 after expanding BASE using expand_simple_operations.
13303 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13305 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
13306 New transformations.
13308 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
13310 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
13312 2016-04-20 Jan Hubicka <jh@suse.cz>
13314 * ipa-inline.c (can_inline_edge_p): Pass caller info to
13315 ultiimate_alias_target.
13316 (update_callee_keys): Likewise.
13317 (lookup_recursive_calls): Likewise.
13318 (speculation_useful_p): Likewise.
13320 2016-04-20 Jan Hubicka <jh@suse.cz>
13323 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
13324 (set_nothrow_flag_1): ... this; handle interposition correctly;
13325 recurse on aliases and thunks.
13326 (cgraph_node::set_nothrow_flag): New.
13327 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
13328 functions compiled with non-call exceptions that binds to current
13330 (propagate_nothrow): Be safe WRT interposition.
13331 * cgraph.h (set_nothrow_flag): Update prototype.
13333 2016-04-18 Jan Hubicka <jh@suse.cz>
13335 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13336 max_loop_iterations_int.
13337 (tree_unswitch_outer_loop): Likewise.
13339 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13341 PR tree-optimization/69489
13342 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
13343 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
13344 Revise dump message.
13345 (if_convertible_bb_p): Remove check on edge count of basic block's
13348 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13350 PR tree-optimization/56625
13351 PR tree-optimization/69489
13352 * tree-data-ref.h (DR_INNERMOST): New macro.
13353 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
13354 hashing struct innermost_loop_behavior.
13355 (ref_DR_map): Remove.
13356 (innermost_DR_map): New map.
13357 (baseref_DR_map): Revise comment.
13358 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
13359 to innermost_DR_map accroding to its innermost loop behavior.
13360 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
13361 to its innermost loop behavior.
13362 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
13363 Add initialization for innermost_DR_map. Record memory reference
13364 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
13365 have innermost loop behavior.
13366 (if_convertible_loop_p): Remove release for ref_DR_map. Release
13369 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
13371 * config/i386/i386.md (*lea<mode>_general_1): Rename from
13372 *lea_general_1. Use explicit SWI12 mode interator.
13373 (*lea<mode>_general_2): Rename from *lea_general_2.
13374 Use explicit SWI12 mode interator.
13375 (*lea<mode>_general_3): Rename from *lea_general_3.
13376 Use explicit SWI12 mode interator.
13377 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
13378 Use explicit SWI12 mode interator.
13379 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
13380 Use explicit SWI48 mode interator.
13382 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13384 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13385 Short-cut unaligned load and store cases. Handle all integer
13387 (ix86_expand_vector_move_misalign): Short-cut unaligned load
13388 and store cases. Call ix86_avx256_split_vector_move_misalign
13389 directly without checking mode class.
13391 2016-04-20 Andrew Pinski <apinski@cavium.com>
13392 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13395 * config/aarch64/aarch64.md (sibcall): Force call
13396 address to be DImode for ILP32.
13397 (sibcall_value): Likewise.
13399 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
13401 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
13403 2016-04-20 Richard Biener <rguenther@suse.de>
13405 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
13406 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
13407 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
13408 (maybe_push_res_to_seq): Adjust.
13409 * gimple-fold.c (maybe_build_generic_op): Likewise.
13411 2016-04-20 Marek Polacek <polacek@redhat.com>
13413 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
13416 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
13418 * config/i386/sse.md (vec_unpacks_lo_hi): Always
13419 use kmovw to support AVX512F target.
13421 2016-04-20 Bin Cheng <bin.cheng@arm.com>
13423 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
13425 2016-04-20 Marek Polacek <polacek@redhat.com>
13427 PR tree-optimization/70725
13428 * tree-if-conv.c (is_false_predicate): New function.
13429 (predicate_mem_writes): Use it.
13431 2016-04-20 Richard Biener <rguenther@suse.de>
13433 PR tree-optimization/70726
13434 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
13435 shift amounts from a pattern stmt operand.
13437 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13440 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
13441 stack_restore_from_fpr pattern when restoring r15.
13442 (s390_optimize_prologue): Strip away the memory barrier in the
13443 parallel when trying to get rid of restore insns.
13444 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
13445 definition for loading the stack pointer from an FPR. Compared to
13446 the normal move insn this pattern includes a full memory barrier.
13448 2016-04-19 Jakub Jelinek <jakub@redhat.com>
13450 PR middle-end/70680
13451 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
13452 implicitly linear or lastprivate iterator on the outer context.
13454 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13456 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
13458 * config/i386/i386.md (ssememalign): Removed.
13459 * config/i386/sse.md: Remove ssememalign attribute from patterns.
13461 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
13464 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
13465 const short * to __builtin_ia32_loaddquhi512_mask.
13466 (_mm512_maskz_loadu_epi16): Likewise.
13467 (_mm512_mask_storeu_epi16): Pass short * to
13468 __builtin_ia32_storedquhi512_mask.
13469 (_mm512_mask_loadu_epi8): Pass const char * to
13470 __builtin_ia32_loaddquqi512_mask.
13471 (_mm512_maskz_loadu_epi8): Likewise.
13472 (_mm512_mask_storeu_epi8): Pass char * to
13473 __builtin_ia32_storedquqi512_mask.
13474 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
13475 const double * to __builtin_ia32_loadupd512_mask.
13476 (_mm512_mask_loadu_pd): Likewise.
13477 (_mm512_maskz_loadu_pd): Likewise.
13478 (_mm512_storeu_pd): Pass double * to
13479 __builtin_ia32_storeupd512_mask.
13480 (_mm512_mask_storeu_pd): Likewise.
13481 (_mm512_loadu_ps): Pass const float * to
13482 __builtin_ia32_loadups512_mask.
13483 (_mm512_mask_loadu_ps): Likewise.
13484 (_mm512_maskz_loadu_ps): Likewise.
13485 (_mm512_storeu_ps): Pass float * to
13486 __builtin_ia32_storeups512_mask.
13487 (_mm512_mask_storeu_ps): Likewise.
13488 (_mm512_mask_loadu_epi64): Pass const long long * to
13489 __builtin_ia32_loaddqudi512_mask.
13490 (_mm512_maskz_loadu_epi64): Likewise.
13491 (_mm512_mask_storeu_epi64): Pass long long *
13492 to __builtin_ia32_storedqudi512_mask.
13493 (_mm512_loadu_si512): Pass const int * to
13494 __builtin_ia32_loaddqusi512_mask.
13495 (_mm512_mask_loadu_epi32): Likewise.
13496 (_mm512_maskz_loadu_epi32): Likewise.
13497 (_mm512_storeu_si512): Pass int * to
13498 __builtin_ia32_storedqusi512_mask.
13499 (_mm512_mask_storeu_epi32): Likewise.
13500 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
13501 char * to __builtin_ia32_storedquqi256_mask.
13502 (_mm_mask_storeu_epi8): Likewise.
13503 (_mm256_mask_loadu_epi16): Pass const short * to
13504 __builtin_ia32_loaddquhi256_mask.
13505 (_mm256_maskz_loadu_epi16): Likewise.
13506 (_mm_mask_loadu_epi16): Pass const short * to
13507 __builtin_ia32_loaddquhi128_mask.
13508 (_mm_maskz_loadu_epi16): Likewise.
13509 (_mm256_mask_loadu_epi8): Pass const char * to
13510 __builtin_ia32_loaddquqi256_mask.
13511 (_mm256_maskz_loadu_epi8): Likewise.
13512 (_mm_mask_loadu_epi8): Pass const char * to
13513 __builtin_ia32_loaddquqi128_mask.
13514 (_mm_maskz_loadu_epi8): Likewise.
13515 (_mm256_mask_storeu_epi16): Pass short * to.
13516 __builtin_ia32_storedquhi256_mask.
13517 (_mm_mask_storeu_epi16): Pass short * to.
13518 __builtin_ia32_storedquhi128_mask.
13519 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
13520 const double * to __builtin_ia32_loadupd256_mask.
13521 (_mm256_maskz_loadu_pd): Likewise.
13522 (_mm_mask_loadu_pd): Pass onst double * to
13523 __builtin_ia32_loadupd128_mask.
13524 (_mm_maskz_loadu_pd): Likewise.
13525 (_mm256_mask_storeu_pd): Pass double * to
13526 __builtin_ia32_storeupd256_mask.
13527 (_mm_mask_storeu_pd): Pass double * to
13528 __builtin_ia32_storeupd128_mask.
13529 (_mm256_mask_loadu_ps): Pass const float * to
13530 __builtin_ia32_loadups256_mask.
13531 (_mm256_maskz_loadu_ps): Likewise.
13532 (_mm_mask_loadu_ps): Pass const float * to
13533 __builtin_ia32_loadups128_mask.
13534 (_mm_maskz_loadu_ps): Likewise.
13535 (_mm256_mask_storeu_ps): Pass float * to
13536 __builtin_ia32_storeups256_mask.
13537 (_mm_mask_storeu_ps): ass float * to
13538 __builtin_ia32_storeups128_mask.
13539 (_mm256_mask_loadu_epi64): Pass const long long * to
13540 __builtin_ia32_loaddqudi256_mask.
13541 (_mm256_maskz_loadu_epi64): Likewise.
13542 (_mm_mask_loadu_epi64): Pass const long long * to
13543 __builtin_ia32_loaddqudi128_mask.
13544 (_mm_maskz_loadu_epi64): Likewise.
13545 (_mm256_mask_storeu_epi64): Pass long long * to
13546 __builtin_ia32_storedqudi256_mask.
13547 (_mm_mask_storeu_epi64): Pass long long * to
13548 __builtin_ia32_storedqudi128_mask.
13549 (_mm256_mask_loadu_epi32): Pass const int * to
13550 __builtin_ia32_loaddqusi256_mask.
13551 (_mm256_maskz_loadu_epi32): Likewise.
13552 (_mm_mask_loadu_epi32): Pass const int * to
13553 __builtin_ia32_loaddqusi128_mask.
13554 (_mm_maskz_loadu_epi32): Likewise.
13555 (_mm256_mask_storeu_epi32): Pass int * to
13556 __builtin_ia32_storedqusi256_mask.
13557 (_mm_mask_storeu_epi32): Pass int * to
13558 __builtin_ia32_storedqusi128_mask.
13559 * config/i386/i386-builtin-types.def (PCSHORT): New.
13560 (PINT64): Likewise.
13561 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
13562 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
13563 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
13564 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
13565 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
13566 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
13567 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
13568 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
13569 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
13570 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
13571 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
13572 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
13573 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
13574 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
13575 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
13576 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
13577 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
13578 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
13579 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
13580 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
13581 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
13582 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
13583 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
13584 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
13585 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
13586 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
13587 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
13588 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
13589 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
13590 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
13591 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
13592 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
13593 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
13594 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
13595 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
13596 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
13597 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
13598 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
13599 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
13600 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
13601 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
13602 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
13603 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
13604 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
13605 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
13606 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
13607 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
13608 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
13609 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
13611 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
13612 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
13614 (ix86_expand_vector_move_misalign): Likewise.
13615 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
13616 to scalar function prototype for unaligned load/store builtins.
13617 (ix86_expand_special_args_builtin): Updated.
13618 * config/i386/sse.md (UNSPEC_LOADU): Removed.
13619 (UNSPEC_STOREU): Likewise.
13620 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
13621 (VI_ULOADSTORE_F_AVX512VL): Likewise.
13622 (ssescalarsize): Handle V4TI, V2TI and V1TI.
13623 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13624 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
13625 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
13626 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
13627 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
13628 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
13629 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
13630 (<avx512>_storedqu<mode>_mask): Likewise.
13631 (*sse4_2_pcmpestr_unaligned): Likewise.
13632 (*sse4_2_pcmpistr_unaligned): Likewise.
13633 (*mov<mode>_internal): Renamed to ...
13634 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
13635 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
13636 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
13637 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
13639 2016-04-19 Richard Biener <rguenther@suse.de>
13641 PR tree-optimization/70171
13642 * tree-ssa-phiprop.c: Include stor-layout.h.
13643 (phiprop_insert_phi): Handle the aggregate copy case.
13644 (propagate_with_phi): Likewise.
13646 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
13648 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
13649 instead of simplify_gen_subreg (... , 0).
13650 (ix86_delegitimize_address): Ditto.
13651 (ix86_split_divmod): Ditto.
13652 (ix86_split_copysign_const): Ditto.
13653 (ix86_split_copysign_var): Ditto.
13654 (ix86_expand_args_builtin): Ditto.
13655 (ix86_expand_round_builtin): Ditto.
13656 (ix86_expand_special_args_builtin): Ditto.
13657 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
13658 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
13659 (udivmodqi4): Ditto.
13660 (absneg splitters): Ditto.
13661 (*jcc_bt<mode>_1): Ditto.
13663 2016-04-19 Richard Biener <rguenther@suse.de>
13665 PR tree-optimization/70724
13666 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
13667 restoring out from ...
13668 (free_scc_vn): ... here.
13669 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
13670 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
13672 (pass_fre::execute): Restore SSA info.
13674 2016-04-19 Richard Biener <rguenther@suse.de>
13676 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
13677 * gimple-walk.c (walk_gimple_op): Initialize it.
13678 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
13679 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
13680 remapping SSA names of defs.
13681 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
13684 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
13686 PR middle-end/70689
13687 * lra-constraints.c (equiv_substition_p): New.
13688 (process_alt_operands): Use it.
13689 (swap_operands): Swap it.
13690 (curr_insn_transform): Update it.
13692 2016-04-18 Michael Matz <matz@suse.de>
13694 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
13695 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
13696 * tree-core.h (tree_type_common.align): Use bit-field.
13697 (tree_type_common.spare): New.
13698 (tree_decl_common.off_align): Make smaller.
13699 (tree_decl_common.align): Use bit-field.
13701 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
13702 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
13703 (scan_sharing_clauses): Ditto.
13704 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13705 (omp_finish_file): Ditto.
13706 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
13707 (layout_decl): Ditto.
13708 (relayout_decl): Ditto.
13709 (finalize_record_size): Use SET_TYPE_ALIGN.
13710 (finalize_type_size): Ditto.
13711 (finish_builtin_struct): Ditto.
13712 (layout_type): Ditto.
13713 (initialize_sizetypes): Ditto.
13714 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
13715 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
13716 (lookup_field_for_decl): Use SET_DECL_ALIGN.
13717 (get_chain_field): Ditto.
13718 (get_trampoline_type): Ditto.
13719 (get_nl_goto_field): Ditto.
13720 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
13722 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
13723 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
13724 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
13725 (build_qualified_type): Use SET_TYPE_ALIGN.
13726 (build_aligned_type, build_range_type_1): Ditto.
13727 (build_atomic_base): Ditto.
13728 (build_common_tree_nodes): Ditto.
13729 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
13730 (expand_one_stack_var_at): Ditto.
13731 * coverage.c (build_var): Use SET_DECL_ALIGN.
13732 * except.c (init_eh): Ditto.
13733 * function.c (assign_parm_setup_block): Ditto.
13734 * symtab.c (increase_alignment_1): Ditto.
13735 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
13736 * tree-vect-stmts.c (ensure_base_align): Ditto.
13737 * varasm.c (align_variable): Ditto.
13738 (assemble_variable): Ditto.
13739 (build_constant_desc): Ditto.
13740 (output_constant_def_contents): Ditto.
13742 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
13743 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
13744 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
13745 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
13746 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
13748 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
13751 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
13752 replace %vmovsd with "%vmovq".
13753 (vec_concatv2df): Likewise.
13755 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
13757 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
13758 (*vec_extractv2si_0): Ditto.
13759 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
13760 (zero_extended_scalar_load_operand splitters): Ditto.
13761 (vec_extract splitters): Ditto.
13762 (*vec_extractv4si_0_zext): Ditto.
13763 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
13764 and lowpart_subreg.
13765 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
13766 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
13767 (*sse4_1_extractps): Use lowpart_subreg.
13768 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
13770 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13772 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
13774 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
13775 Mention Solaris 11 packaging changes.
13776 Update gas and gld requirements.
13777 Remove reference to pre-Solaris 10 bug.
13778 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
13780 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
13783 2016-04-17 Jan Hubicka <jh@suse.cz>
13785 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
13786 max_loop_iterations_int.
13788 2016-04-18 Richard Biener <rguenther@suse.de>
13790 PR tree-optimization/43434
13791 * tree-ssa-structalias.c (struct vls_data): New.
13792 (visit_loadstore): Handle all pointer-based accesses.
13793 (compute_dependence_clique): Compute a bitmap of restrict tags
13794 assigned bases and pass it to visit_loadstore.
13796 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
13799 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
13800 armv8.1-a and armv8.1-a+crc.
13802 2016-04-18 Richard Biener <rguenther@suse.de>
13804 PR tree-optimization/70701
13805 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
13806 references after translating through a memcpy.
13808 2016-04-18 Richard Biener <rguenther@suse.de>
13810 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
13811 (compute_antic): ... here. For partial antic use regular
13812 postorder and scrap iteration.
13813 (compute_partial_antic_aux): Remove unused return value.
13814 (init_pre): Do not allocate postorder.
13815 (fini_pre): Do not free postorder.
13817 2016-04-18 Richard Biener <rguenther@suse.de>
13819 PR middle-end/37870
13820 * expmed.c (extract_bit_field_1): Remove broken case
13821 using a wider MODE_INT mode.
13823 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
13825 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
13826 unless compiling with at least GCC-4.8.
13828 2016-04-17 Jan Hubicka <jh@suse.cz>
13831 * graphite.c (graphite_finalize): Update call to
13832 tree_estimate_probability.
13833 * predict.h (tree_estimate_probability): Update prototype.
13835 2016-04-17 Jan Hubicka <jh@suse.cz>
13837 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
13838 (tree_estimate_probability): Likewise.
13839 (pass_profile::execute): Update.
13840 (report_predictor_hitrates): New function.
13841 * profile.c (compute_branch_probabilities): Use it.
13842 * predict.h (report_predictor_hitrates): Declare.
13844 2016-04-17 Jan Hubicka <jh@suse.cz>
13847 * cgraph.h (cgraph_node::set_const_flag,
13848 cgraph_node::set_pure_flag): Update prototype to return bool;
13850 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
13851 of interposable symbol are interposable, too.
13852 (cgraph_set_const_flag_1): Rename to ...
13853 (set_const_flag_1): ... this one; change to self recursive function
13854 instead of call_for_symbol_thunks_and_aliases. Handle correctly
13855 clearnig the flag in all variants and also virtual thunks of const
13856 functions are pure; track if any change was done.
13857 (cgraph_node::set_const_flag): Update.
13858 (struct set_pure_flag_info): New struct.
13859 (cgraph_set_pure_flag_1): Rename to ...
13860 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
13861 rather than pointer encoded flags; track if any changes was done;
13862 handle correctly clearning flag and setting flag of aliases already
13864 (cgraph_node::set_pure_flag): Update.
13865 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
13867 2016-04-17 Tom de Vries <tom@codesourcery.com>
13870 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
13871 backslash in label.
13873 2016-04-17 Tom de Vries <tom@codesourcery.com>
13875 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
13876 '{}<> ' as escape-for-record.
13878 2016-04-17 Tom de Vries <tom@codesourcery.com>
13880 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
13883 2016-04-17 Tom de Vries <tom@codesourcery.com>
13886 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
13887 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
13888 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
13889 * passes.c (finish_optimization_passes): Only call
13890 finish_graph_dump_file if dfi->graph_dump_initialized.
13891 (execute_function_dump, pass_init_dump_file): Use
13892 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
13894 2016-04-17 Tom de Vries <tom@codesourcery.com>
13896 PR tree-optimization/70256
13897 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
13898 (debug_varmap): New function.
13900 2016-04-17 Tom de Vries <tom@codesourcery.com>
13903 * passes.c (pass_manager::register_pass): Propagate pflags.
13905 2016-04-17 Tom de Vries <tom@codesourcery.com>
13908 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
13909 * passes.c (pass_manager::pass_manager): Declare and init p_start in
13910 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
13911 check if it's equal to p_start.
13912 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
13914 2016-04-15 Jan Hubicka <jh@suse.cz>
13917 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
13918 function does not bind to current def.
13919 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
13920 handle conservatively calls to functions that does not need to bind
13922 (check_call): Update call of worse_state.
13923 (ignore_edge_for_nothrow): Update.
13924 (ignore_edge_for_pure_const): Likewise.
13925 (propagate_pure_const): Update calls to worse_state.
13926 (skip_function_for_local_pure_const): Reformat comments.
13928 2016-04-15 Jan Hubicka <jh@suse.cz>
13931 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
13932 (cgraph_node::function_symbol): Likewise.
13933 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
13934 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
13935 (symtab_node::ultimate_alias_target): Add REF parameter.
13936 (symtab_node::binds_to_current_def_p): Declare.
13937 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
13938 (cgraph_node::function_symbol): Likewise.
13939 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
13940 (cgraph_node::get_availability): Likewise.
13941 (cgraph_edge::binds_to_current_def_p): New inline function.
13942 (varpool_node::get_availability): Add REF parameter.
13943 (varpool_node::ultimate_alias_target): Likewise.
13944 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
13945 (symtab_node::binds_to_current_def_p): Likewise.
13946 * varpool.c (varpool_node::get_availability): Likewise.
13948 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
13951 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
13952 Fix mode size check.
13954 2016-04-15 Jakub Jelinek <jakub@redhat.com>
13956 * BASE-VER: Set to 7.0.0.
13958 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
13960 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
13962 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13964 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
13965 architecture revisions.
13967 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
13969 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
13970 * config/i386/i386.c (ix86_using_red_zone): No longer static.
13971 * config/i386/i386.md (stack decrement to push peepholes): Guard
13972 with !x86_using_red_zone ().
13974 2016-04-15 Jakub Jelinek <jakub@redhat.com>
13977 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
13978 to dump_generic_node.
13979 (NIY): Pass also flags to do_niy.
13981 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
13983 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
13984 (simd_clone_vector_of_formal_parm_types)
13985 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
13986 (simd_clone_mangle, simd_clone_create)
13987 (simd_clone_adjust_return_type, create_tmp_simd_array)
13988 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
13989 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
13990 (ipa_simd_modify_function_body, simd_clone_linear_addend)
13991 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
13992 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
13993 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
13994 * omp-simd-clone.c: ... this new file.
13995 (simd_clone_vector_of_formal_parm_types): Make it static.
13996 * Makefile.in (OBJS): Add omp-simd-clone.o.
13998 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
14001 * config/i386/sse.md: Use proper memory operand modifiers.
14004 2016-04-15 Richard Biener <rguenther@suse.de>
14005 Alan Modra <amodra@gmail.com>
14007 PR tree-optimization/70130
14008 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
14009 when alignment stays not the same and no not use the realign
14012 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
14015 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14016 direct move handlers for KFmode. Change TFmode handlers test from
14017 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
14019 2016-04-14 Jakub Jelinek <jakub@redhat.com>
14022 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
14023 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
14024 (inlined_polymorphic_ctor_dtor_block_p): Use it.
14025 * tree-ssa-live.c (remove_unused_scope_block_p): When
14026 in_ctor_dtor_block, avoid discarding not just BLOCKs with
14027 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
14028 block_ultimate_origin is FUNCTION_DECL.
14029 (remove_unused_locals): If current_function_decl is
14030 polymorphic_ctor_dtor_p, pass initial true to
14031 remove_unused_scope_block_p' is_ctor_dtor_block.
14033 2016-04-14 Martin Sebor <msebor@redhat.com>
14038 * doc/extend.texi (Variable Length): Revert.
14040 2016-04-14 Marek Polacek <polacek@redhat.com>
14041 Jan Hubicka <hubicka@ucw.cz>
14044 * tree.c (verify_type): Disable the canonical type of main variant
14047 2016-04-14 Jason Merrill <jason@redhat.com>
14049 * cfgexpand.c, expr.c: Revert previous change.
14051 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
14053 PR middle-end/70643
14054 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
14055 when building a mem ref for the incoming reduction variable.
14057 2016-04-14 Richard Biener <rguenther@suse.de>
14059 PR tree-optimization/70614
14060 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
14061 loop if the evolution dropped to chrec_dont_know.
14062 (interpret_condition_phi): Likewise.
14064 2016-04-14 Richard Biener <rguenther@suse.de>
14066 PR tree-optimization/70623
14067 * tree-ssa-pre.c (changed_blocks): Make global ...
14068 (compute_antic): ... local here. Move and fix worklist
14069 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
14070 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
14071 worklist handling, dump when ANTIC_IN changed.
14072 (compute_partial_antic_aux): Remove worklist handling.
14073 (init_pre): Do not compute post dominators. Add a comment about
14074 the CFG order chosen.
14075 (fini_pre): Do not free post dominators.
14077 2016-04-13 Martin Sebor <msebor@redhat.com>
14082 * doc/extend.texi (Variable Length): Document C++ specifics.
14084 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14087 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
14088 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
14089 eh edges have been purged.
14092 * tree-sra.c (create_access_replacement,
14093 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
14095 * tree-pretty-print.c (dump_fancy_name): New function.
14096 (dump_decl_name, dump_generic_node): Use it.
14098 2016-04-13 Jason Merrill <jason@redhat.com>
14100 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
14101 * expr.c (expand_expr_real_1): Likewise.
14103 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
14105 * config/i386/i386.md (kunpckhi): Swap operands.
14106 (kunpcksi): Likewise.
14107 (kunpckdi): Likewise.
14108 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
14109 (vec_pack_trunc_<mode>): Likewise.
14111 2016-04-13 Jakub Jelinek <jakub@redhat.com>
14114 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
14116 PR middle-end/70633
14117 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
14118 gimplification turns some element into non-constant.
14121 * rtl.h (convert_memory_address_addr_space_1): New prototype.
14122 * explow.c (convert_memory_address_addr_space_1): No longer static,
14123 add NO_EMIT argument and don't call convert_modes if true, pass
14124 it down recursively, remove break after return.
14125 (convert_memory_address_addr_space): Adjust caller.
14126 * simplify-rtx.c (simplify_unary_operation_1): Call
14127 convert_memory_address_addr_space_1 instead of convert_memory_address,
14128 if it returns NULL, don't simplify.
14130 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
14133 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
14135 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14137 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14138 Bump the upper SIMDLEN limits, so that if the return type or
14139 characteristic type if the return type is void can be passed in
14140 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
14143 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14146 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
14147 Do not use "=" constraint on an input constraint.
14148 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
14149 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
14150 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
14151 generates (neg (abs ...)) instead of (abs ...).
14153 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14155 PR rtl-optimization/70596
14156 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
14157 just invalidate LRA data and reset them. Adjust dump wording.
14159 2016-04-12 Martin Liska <mliska@suse.cz>
14162 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14164 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14166 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14167 max_loop_iterations_int.
14168 (tree_unswitch_outer_loop): Likewise.
14169 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14170 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14172 2016-04-12 Tom de Vries <tom@codesourcery.com>
14174 PR tree-optimization/68756
14175 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
14176 instead of new_name.
14178 2016-04-12 Jakub Jelinek <jakub@redhat.com>
14180 PR tree-optimization/70602
14181 * tree-sra.c (generate_subtree_copies): Don't write anything into
14182 constant pool decls.
14184 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
14185 regardless whether there are depend clauses or not.
14187 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14190 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
14191 target attribute and pragma from changing the -mfloat128
14192 and -mfloat128-hardware options.
14194 * doc/extend.texi (Additional Floating Types): Document PowerPC
14195 __float128 restrictions.
14197 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14200 * config/aarch64/driver-aarch64.c
14201 (aarch64_get_extension_string_for_isa_flags): New.
14202 (arch_extension): Rename to...
14203 (aarch64_arch_extension): ...This.
14204 (ext_to_feat_string): Rename to...
14205 (aarch64_extensions): ...This.
14206 (aarch64_core_data): Keep track of architecture extension flags.
14207 (cpu_data): Rename to...
14208 (aarch64_cpu_data): ...This.
14209 (aarch64_arch_driver_info): Keep track of architecture extension
14211 (get_arch_name_from_id): Rename to...
14212 (get_arch_from_id): ...This, change return type.
14213 (host_detect_local_cpu): Update and reformat for renames, handle
14214 extensions through common infrastructure.
14216 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14219 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
14220 track of a canonical flag name.
14221 (all_extensions): Likewise.
14222 (arch_to_arch_name): Also track extension flags enabled by the arch.
14223 (all_architectures): Likewise.
14224 (aarch64_parse_extension): Move to here.
14225 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
14227 (aarch64_rewrite_selected_cpu): Update for above change.
14228 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
14229 are handled, such that the single explicit value enabled by an
14230 extension is kept seperate from the implicit values it also enables.
14231 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
14233 (aarch64_parse_extension): New.
14234 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
14235 here to config/aarch64/aarch64-protos.h.
14236 (aarch64_parse_extension): Move from here to
14237 common/config/aarch64/aarch64-common.c.
14238 (aarch64_option_print): Update.
14239 (aarch64_declare_function_name): Likewise.
14240 (aarch64_start_file): Likewise.
14241 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
14242 the canonical flag for extensions.
14243 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
14246 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
14248 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
14251 2016-04-09 Tom de Vries <tom@codesourcery.com>
14253 PR tree-optimization/68953
14254 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
14255 first to last subscript.
14257 2016-04-09 Jakub Jelinek <jakub@redhat.com>
14259 PR tree-optimization/70586
14260 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
14263 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
14267 PR tree-optimization/70373
14268 PR middle-end/70533
14269 PR middle-end/70534
14270 PR middle-end/70535
14271 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
14272 clauses for acc parallel reductions as necessary. Error on those
14274 * omp-low.c (scan_sharing_clauses): Don't install variables which
14275 are used in acc parallel reductions.
14276 (lower_rec_input_clauses): Remove dead code.
14277 (lower_oacc_reductions): Add support for reference reductions.
14278 (lower_reduction_clauses): Remove dead code.
14279 (lower_omp_target): Don't remap variables appearing in acc parallel
14281 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
14283 2016-04-08 Jakub Jelinek <jakub@redhat.com>
14285 PR middle-end/70593
14286 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
14287 with multiple SSA_NAME defs, force the outputs other than first
14288 to be live before calling live_track_process_def on each output.
14290 PR rtl-optimization/70574
14291 * fwprop.c (forward_propagate_and_simplify): Don't add
14292 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
14293 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
14294 paradoxical subregs within *loc.
14296 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
14298 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
14299 -ftree-parallelize-loops={0,1}.
14300 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
14301 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
14302 * config/ia64/hpux.h (LIB_SPEC): Likewise.
14303 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
14304 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
14306 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
14309 * asan.c (instrument_derefs): If we get unknown location, extract it
14310 with EXPR_LOCATION.
14311 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
14313 2016-04-08 Tom de Vries <tom@codesourcery.com>
14315 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
14316 implicit firstprivate clause.
14318 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14321 * config/arm/thumb2.md (tst + branch-> lsls + branch
14322 peephole below *orsi_not_shiftsi_si): Require that condition
14323 register is dead after the peephole.
14324 (second peephole after the above): Likewise.
14326 2016-04-08 Alan Modra <amodra@gmail.com>
14329 * builtins.c (fold_builtin_classify): For IBM extended precision,
14330 look at just the high-order double to test for NaN.
14331 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
14332 test just the high double for Inf but both doubles for subnormal
14335 2016-04-07 Jakub Jelinek <jakub@redhat.com>
14337 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
14338 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
14339 node->simdclone->mask_mode != VOIDmode masks.
14340 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
14341 earlier, use it instead of node->simdclone.
14342 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14343 Set clonei->mask_mode.
14345 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14348 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
14349 Pass it through to cp_parser_already_scoped_statement.
14350 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
14351 it through to cp_parser_statement.
14352 (cp_parser_statement): Pass IF_P through to
14353 cp_parser_iteration_statement.
14354 (cp_parser_pragma): Adjust call to
14355 cp_parser_iteration_statement.
14357 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
14360 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
14361 resolve a future -Wparentheses warning.
14362 * omp-low.c (scan_sharing_clauses): Likewise.
14363 * tree-parloops.c (eliminate_local_variables): Likewise.
14365 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
14367 PR rtl-optimization/70398
14368 * lra-constraints.c (process_address_1): Check zero scale and code
14369 for reloading with zero scale.
14371 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
14373 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
14374 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
14376 2016-04-06 Jakub Jelinek <jakub@redhat.com>
14378 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
14379 Add support for AVX512F clones, include them by default for
14380 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
14381 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
14384 PR middle-end/70550
14385 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
14386 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
14387 firstprivate clauses.
14388 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
14389 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
14390 (lower_omp_target): Set TREE_NO_WARNING for
14391 non-addressable possibly uninitialized vars which are copied into
14392 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
14394 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
14396 * config/pa/predicates.md (integer_store_memory_operand): Accept
14397 REG+D operands with a large offset when reload_in_progress is true.
14398 (floating_point_store_memory_operand): Likewise.
14400 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14403 * match.pd (nested int casts): Limit to GIMPLE.
14405 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
14408 * ipa-devirt.c (maybe_record_node): Fix comment; use
14409 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
14411 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14413 PR rtl-optimization/70542
14414 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
14415 if there are any uses other than insn or debug insns.
14417 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
14418 Jakub Jelinek <jakub@redhat.com>
14420 PR tree-optimization/70509
14421 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
14422 Shift HOST_WIDE_INT_1U instead of 1.
14424 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
14426 PR tree-optimization/70509
14427 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
14428 of the vector base type for index.
14430 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
14433 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
14435 2016-04-05 Richard Biener <rguenther@suse.de>
14437 PR tree-optimization/70526
14438 * tree-sra.c (build_ref_for_offset): Use prev_base to
14439 extract the alias pointer type.
14441 2016-04-05 Richard Biener <rguenther@suse.de>
14443 * dse.c (struct store_info): Remove alias_set member.
14444 (struct read_info_type): Likewise.
14445 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
14446 spill_deleted, clear_alias_set_lookup): Remove.
14447 (get_group_info): Remove dead base == NULL_RTX case.
14448 (dse_step0): Remove initialization of removed variables.
14449 (delete_dead_store_insn): Reomve alias set dumping.
14450 (free_read_records): Remove alias_set handling.
14451 (canon_address): Remove alias_set_out parameter.
14452 (record_store): Remove spill_alias_set, it's always zero.
14453 (check_mem_read_rtx): Likewise.
14454 (dse_step2): Rename from ...
14455 (dse_step2_nospill): ... this. Adjust.
14456 (scan_stores): Rename from ...
14457 (scan_stores_nospill): ... this.
14458 (scan_reads): Rename from ...
14459 (scan_reads_nospill): ... this.
14460 (scan_stores_spill, scan_reads_spill): Remove.
14461 (dse_step3_scan): Remove for_spills argument which is always false.
14462 (dse_step3): Likewise.
14463 (dse_step5): Rename from ...
14464 (dse_step5_nospill): ... this. Remove alias_set handling.
14465 (rest_of_handle_dse): Adjust.
14467 2016-04-05 Jakub Jelinek <jakub@redhat.com>
14470 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
14471 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
14472 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
14473 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
14475 2016-04-05 Richard Biener <rguenther@suse.de>
14477 PR middle-end/70499
14478 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
14479 non-register type temporaries into SSA.
14481 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
14484 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
14485 calls when sanitizing.
14486 (possible_polymorphic_call_target_p): Fix formatting.
14488 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14489 Jakub Jelinek <jakub@redhat.com>
14491 PR middle-end/70457
14492 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
14493 to ensure a call statement is compatible with a built-in's
14495 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
14498 2016-04-04 Richard Biener <rguenther@suse.de>
14500 PR rtl-optimization/70484
14501 * rtl.h (canon_output_dependence): Declare.
14502 * alias.c (canon_output_dependence): New function.
14503 * dse.c (record_store): Use canon_output_dependence rather
14504 than canon_true_dependence.
14506 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14509 * cgraph.h (symtab_node::copy_visibility_from): New function.
14510 * symtab.c (symtab_node::copy_visibility_from): New function.
14511 * ipa-visibility.c (optimize_weakref): New function.
14512 (function_and_variable_visibility): Use it.
14514 2016-04-04 Martin Liska <mliska@suse.cz>
14517 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
14518 value that is really in range handled by SBR instruction.
14519 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
14520 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
14521 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
14523 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
14527 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
14528 set, but not for SP_REG operands.
14530 2016-04-02 Martin Sebor <msebor@redhat.com>
14533 * fold-const.c (maybe_nonzero_address): New function.
14534 (fold_comparison): Call it. Fold equality and relational
14535 expressions involving null pointers.
14536 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
14538 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
14540 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
14541 the "Y" constraint (scalar FP 0.0 immediate).
14543 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
14544 Add the "const_double" to the list of operand constraints.
14546 2016-04-01 Jakub Jelinek <jakub@redhat.com>
14548 PR rtl-optimization/70467
14549 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
14550 If low word of the last operand is 0, just emit addition/subtraction
14553 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14556 * config/s390/s390.c (s390_expand_insv): Check for everything
14557 constant instead of just VOIDmode stuff.
14559 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14562 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
14564 2016-04-01 Nathan Sidwell <nathan@acm.org>
14566 * tree.def (TRY_CATCH_EXPR): Correct documentation.
14568 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
14570 PR rtl-optimization/70461
14571 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
14574 2016-03-31 Martin Liska <mliska@suse.cz>
14577 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
14578 a tree value or an immediate integer value to a buffer
14579 that is eventually copied to a BRIG section.
14580 (emit_immediate_operand): Call the function here.
14581 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
14582 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
14583 of class' fields that are removed.
14584 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
14585 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
14586 m_brig_repr_size fields.
14588 2016-03-31 Martin Liska <mliska@suse.cz>
14591 * hsa-gen.c (hsa_function_representation::update_dominance): New
14593 (convert_addr_to_flat_segment): Likewise.
14594 (gen_hsa_memory_set): New alignment argument.
14595 (gen_hsa_ctor_assignment): Likewise.
14596 (gen_hsa_insns_for_single_assignment): Provide alignment
14597 to gen_hsa_ctor_assignment.
14598 (gen_hsa_insns_for_direct_call): Add new argument.
14599 (expand_lhs_of_string_op): New function.
14600 (expand_string_operation_builtin): Likewise.
14601 (expand_memory_copy): New function.
14602 (expand_memory_set): New function.
14603 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
14604 (convert_switch_statements): Change signature.
14605 (generate_hsa): Use a return value of the function.
14606 (pass_gen_hsail::execute): Do not call
14607 convert_switch_statements here.
14608 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
14609 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
14610 (hsa_function_representation::update_dominance): New function.
14612 2016-03-31 Martin Liska <mliska@suse.cz>
14615 * hsa-brig.c (emit_directive_variable): Emit alignment
14616 according to hsa_symbol::m_align.
14617 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
14618 (dump_hsa_symbol): Dump alignment of HSA symbols.
14619 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
14620 (gen_hsa_addr_with_align): New function.
14621 (hsa_bitmemref_alignment): Use newly added function.
14622 (gen_hsa_insns_for_load): Likewise.
14623 (gen_hsa_insns_for_store): Likewise.
14624 (gen_hsa_memory_copy): New argument added.
14625 (gen_hsa_insns_for_single_assignment): Respect
14626 alignment for assignments processed via gen_hsa_memory_copy.
14627 (gen_hsa_insns_for_direct_call): Likewise.
14628 (gen_hsa_insns_for_return): Likewise.
14629 (gen_function_def_parameters): Set default alignment.
14630 * hsa.c (hsa_object_alignment): New function.
14631 (hsa_byte_alignment): Pasted function.
14632 * hsa.h (hsa_symbol::m_align): New field.
14634 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14636 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
14637 scratch field for goto case.
14639 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
14641 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
14643 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
14646 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
14647 (scalar_chain::convert_insn): Call convert_op for reg
14648 moves to handle undefined registers.
14650 2016-03-31 Nathan Sidwell <nathan@acm.org>
14653 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
14654 Assert we don't want to move backwards.
14656 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
14659 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
14661 2016-03-31 Jakub Jelinek <jakub@redhat.com>
14663 PR rtl-optimization/70460
14664 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
14665 with operand from REG_LABEL_OPERAND, instead substitute
14666 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
14667 Don't do anything for REG_NON_LOCAL_GOTO jumps.
14669 2016-03-31 Martin Liska <mliska@suse.cz>
14671 * passes.c (execute_one_pass): Do not call
14672 todo_after for a discarded function.
14674 2016-03-31 Bin Cheng <bin.cheng@arm.com>
14676 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
14677 (no_cost, infinite_cost): Initialize the new field.
14678 (get_computation_cost_at): Record setup cost.
14679 (determine_use_iv_cost_address): Skip cost computation for sub
14680 uses if we can estimate it without losing accuracy.
14682 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
14684 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
14686 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
14687 max_loop_iterations_int.
14688 (tree_unswitch_outer_loop): Likewise.
14689 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14690 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
14692 2016-03-30 Richard Biener <rguenther@suse.de>
14694 PR middle-end/70450
14695 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
14697 2016-03-30 Jakub Jelinek <jakub@redhat.com>
14700 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
14701 in gen_blendm expander.
14703 2016-03-30 Nick Clifton <nickc@redhat.com>
14706 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
14707 case where we are already provided with an SImode SUBREG.
14709 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
14712 * config/i386/i386.c (ix86_expand_epilogue): Properly check
14713 conflict between DRAP register and __builtin_eh_return.
14715 2016-03-30 Michael Matz <matz@suse.de>
14716 Richard Biener <rguenther@suse.de>
14719 * ipa-polymorphic-call.c (struct type_change_info): Change
14720 speculative to an unsigned allowing to limit the work we do.
14721 (csftc_abort_walking_p): New inline function..
14722 (check_stmt_for_type_change): Limit the number of may-defs
14723 skipped for speculative devirtualization to
14724 max-speculative-devirt-maydefs.
14725 * params.def (max-speculative-devirt-maydefs): New param.
14726 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
14728 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
14731 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
14734 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
14736 PR tree-optimization/59124
14737 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
14738 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
14740 2016-03-29 Jeff Law <law@redhat.com>
14742 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
14744 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14746 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
14749 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
14751 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
14752 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
14753 gcrt0.o if linking dynamically.
14755 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14758 * ipa-devirt.c (methods_equal_p): New function.
14759 (compare_virtual_tables): Use it.
14760 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
14761 * cgraphclones.c (clone_function_name_1): Use
14762 symbol_table::symbol_suffix_separator.
14763 * coverage.c (build_var): Likewise.
14764 * symtab.c (symbol_table::symbol_suffix_separator): New.
14766 2016-03-29 Jakub Jelinek <jakub@redhat.com>
14768 PR rtl-optimization/70429
14769 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
14770 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
14771 mode != result_mode.
14774 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
14776 PR tree-optimization/70405
14777 * ssa-iterators.h (num_imm_uses): Add missing braces.
14779 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
14781 PR rtl-optimization/68695
14782 * ira-color.c (allocno_copy_cost_saving): New.
14783 (improve_allocation): Use it.
14785 2016-03-29 Richard Henderson <rth@redhat.com>
14787 PR middle-end/70355
14788 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
14790 2016-03-29 Richard Biener <rguenther@suse.de>
14792 PR middle-end/70424
14793 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
14794 use alignment returned by get_pointer_alignment_1 if it is
14795 bigger than BITS_PER_UNIT.
14796 * builtins.c (get_pointer_alignment_1): Do not return true
14797 for alignment extracted from SSA info.
14799 2016-03-28 James Bowman <james.bowman@ftdichip.com>
14801 * config/ft32/ft32.opt (mnodiv): New.
14802 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
14803 * doc/invoke.texi (FT32 Options -mnodiv): New.
14805 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
14808 * config/i386/i386.md (define_split, andn): Fix modes.
14810 2016-03-26 Richard Biener <rguenther@suse.de>
14811 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14814 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
14816 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
14817 as 2nd argument to cl_optimization_restore().
14819 2016-03-25 Richard Henderson <rth@redhat.com>
14822 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
14823 * config/aarch64/aarch64-protos.h: Declare it.
14824 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
14826 2016-03-25 Alan Modra <amodra@gmail.com>
14829 * config/rs6000/constraints.md (j): Simplify.
14830 * config/rs6000/predicates.md (easy_fp_constant): Exclude
14832 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
14833 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
14834 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
14835 in all constraint alternatives.
14836 (movtd_64bit_nodm): Delete "j" constraint alternative.
14838 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
14840 * tree-ssa-propagate.c: Enhance docs for
14841 SSA_PROP_NOT_INTERESTING.
14843 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
14845 * doc/extend.texi: Fix typo in documentation to pure attribute.
14847 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
14850 * config/pa/pa.md (bswapdi2): Use a scratch register.
14852 2016-03-24 Richard Henderson <rth@redhat.com>
14854 PR middle-end/69845
14855 * fold-const.c (extract_muldiv_1): Correct test for multiplication
14858 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
14860 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
14861 using ix86_expand_binary_operator instead of gen_andsi3.
14863 2016-03-24 Richard Biener <rguenther@suse.de>
14865 PR tree-optimization/70396
14866 * tree-vect-stmts.c (vectorizable_comparison): Use
14867 get_vectype_for_scalar_type.
14869 2016-03-24 Richard Biener <rguenther@suse.de>
14871 PR middle-end/70370
14872 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
14873 with register bases.
14875 2016-03-24 Richard Biener <rguenther@suse.de>
14877 PR tree-optimization/70372
14878 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
14879 build_all_ones_cst to also handle vector types correctly.
14881 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14884 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
14887 2016-03-23 Marek Polacek <polacek@redhat.com>
14890 * doc/invoke.texi: Document -Wignored-attributes.
14892 2016-03-23 Bin Cheng <bin.cheng@arm.com>
14894 PR tree-optimization/69042
14895 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
14896 parameter from 30 to 40.
14898 2016-03-23 Bin Cheng <bin.cheng@arm.com>
14900 PR tree-optimization/69042
14901 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
14902 for use with constant offset stripped in base.
14904 2016-03-23 Richard Biener <rguenther@suse.de>
14906 PR middle-end/70251
14907 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
14908 mode compatibility check.
14909 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
14911 2016-03-23 Jeff Law <law@redhat.com>
14913 PR tree-optimization/64058
14914 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
14916 (struct ssa_conflicts): Move up earlier in the file.
14917 (conflicts_, var_map_): New static variables.
14918 (initialize_conflict_count): New function to initialize the
14919 CONFLICT_COUNT field for each conflict pair.
14920 (compare_pairs): Lazily initialize the conflict count and use it
14921 as the first tie-breaker.
14922 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
14923 and wipe conflicts_ and map_ around the call to qsort. Remove
14924 special case for 2 coalesce pairs.
14925 * bitmap.c (bitmap_count_unique_bits): New function.
14926 (bitmap_count_bits_in_word): New function, extracted from
14928 (bitmap_count_bits): Use bitmap_count_bits_in_word.
14929 * bitmap.h (bitmap_count_unique_bits): Declare it.
14931 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
14934 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
14935 transparent alias chain for decl assembler name.
14936 * config/sol2.c (solaris_assemble_visibility): Likewise.
14938 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14940 * config/arm/arm1020e.md (1020call_op): Reduce reservation
14942 (v10_fdivs): Likewise.
14943 (v10_fdivd): Likewise.
14945 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14948 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
14949 to not call fclose twice on file.
14951 2016-03-23 Jakub Jelinek <jakub@redhat.com>
14953 PR tree-optimization/70354
14954 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
14955 oprnd0 is wider than oprnd1 and there is a cast from the wider
14956 type to oprnd1, mask it with the mask of the narrower type.
14959 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
14960 Optimize TARGET_STV splitters, if high or low word of last argument
14963 2016-03-22 Jeff Law <law@redhat.com>
14966 tree-ssa-threadbackward.c
14967 (fsm_find_control_statement_thread_paths): Correctly distinguish
14968 between old style jump threads vs FSM jump threads.
14970 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
14973 * config/i386/i386.c (scalar_chain::convert_op): Support
14974 uninitialized register usage case.
14976 2016-03-22 Richard Biener <rguenther@suse.de>
14978 PR middle-end/70251
14979 * genmatch.c (gen_transform): Adjust last parameter to a three-state
14981 (capture::gen_transform): ... to change behavior when substituting
14982 a condition into cond or not-cond expr context.
14983 (dt_simplify::gen_1): Adjust.
14984 * gimple-match-head.c: Include gimplify.h for unshare_expr.
14985 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
14986 last change and instead change to
14987 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
14988 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
14990 2016-03-22 Anthony Green <green@moxielogic.com>
14992 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
14993 issue for moxiebox targets.
14994 (CC1PLUS_SPEC): Ditto.
14996 2016-03-22 Richard Biener <rguenther@suse.de>
14998 PR middle-end/70333
14999 * fold-const.c (extract_muldiv_1): Properly perform multiplication
15002 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15004 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
15006 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
15009 * config/i386/i386.c (def_builtin): Handle
15010 OPTION_MASK_ISA_AVX512VL to be and-ed with other
15012 (const struct builtin_description bdesc_special_args[]):
15013 Remove duplicate ISA bits.
15015 2016-03-22 Jakub Jelinek <jakub@redhat.com>
15018 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
15019 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
15020 in a way that works also for AVX512BW.
15023 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
15024 instead of source if operands[1] is xmm16 and above and
15025 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
15026 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
15029 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
15030 on assign if (*from_p) is a comparison, set it to
15031 TREE_NO_WARNING (*from_p).
15033 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15035 PR middle-end/70326
15036 * lra.c (restore_scratches): Ignore deleted insns.
15038 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
15039 Jakub Jelinek <jakub@redhat.com>
15041 PR tree-optimization/70317
15042 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
15045 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
15048 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
15049 of ix86_expand_move.
15051 (movti): Use general_operand for operand 1 predicate.
15053 2016-03-21 Martin Liska <mliska@suse.cz>
15055 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
15057 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
15059 2016-03-21 Martin Liska <mliska@suse.cz>
15062 * ipa-icf.c (sem_function::parse): Skip static
15063 constructors and destructors.
15065 2016-03-21 Jakub Jelinek <jakub@redhat.com>
15068 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
15069 function-like macro, peek following token(s) if it is followed
15070 by CPP_OPEN_PAREN token with optional padding in between, and
15071 if not, don't treat it like a macro.
15073 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
15074 Alexander Monakov <amonakov@ispras.ru>
15076 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
15077 for the stabs debug format.
15079 2016-03-21 Richard Biener <rguenther@suse.de>
15081 PR tree-optimization/70310
15082 * tree-vect-generic.c (expand_vector_condition): Fold the built
15085 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
15088 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
15089 Block third alternative for AVX-512VL target,
15091 2016-03-21 Martin Liska <mliska@suse.cz>
15094 * hsa-brig.c (emit_function_directives): Mark unemitted
15095 global variables for emission.
15096 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
15097 (get_symbol_for_decl): Likewise.
15098 * hsa.h (struct hsa_symbol): New flag.
15100 2016-03-21 Richard Biener <rguenther@suse.de>
15102 PR tree-optimization/70288
15103 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
15104 we do not estimate unsimplified all-constant conditionals or
15105 switches as optimized away.
15107 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
15109 PR rtl-optimization/69102
15110 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
15111 when we have a readonly dependency context.
15113 2016-03-18 Jeff Law <law@redhat.com>
15115 PR rtl-optimization/70263
15116 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
15117 (update_equiv_regs): When trying to move a store to after the insn
15118 that sets the source of the store, make sure the store occurs after
15119 the insn that sets the source of the store. When successful note
15120 the REG_EQUIV note created in the dump file.
15122 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
15123 Bernd Schmidt <bschmidt@redhat.com>
15125 * doc/extend.texi: Document more potential problems with basic asms.
15127 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
15129 PR rtl-optimization/70278
15130 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
15133 2016-03-18 Jason Merrill <jason@redhat.com>
15135 * calls.c (load_register_parameters): Fix zero size sibcall logic.
15137 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
15139 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
15140 values to 128b regs.
15142 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15144 PR tree-optimization/70252
15145 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
15146 boolean vector has a proper number of elements.
15147 (supportable_narrowing_operation): Likewise.
15149 2016-03-18 Tom de Vries <tom@codesourcery.com>
15152 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
15154 2016-03-18 Jakub Jelinek <jakub@redhat.com>
15156 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
15157 instead of replace_rtx for DEBUG_INSNs.
15159 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15161 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
15162 load type reservations.
15164 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
15167 * config/pa/constraints.md: Revert 2015-02-13 change. Use
15168 define_constraint for "Q" and "T" constraints.
15170 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
15172 Tweak the pipeline model for Exynos M1
15174 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
15177 2016-03-17 David Malcolm <dmalcolm@redhat.com>
15180 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
15181 where one or both locations aren't within a line_map.
15183 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
15186 * opts.c (finish_options): Don't set flag_pie to the default if
15187 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
15190 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
15192 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
15193 true as ALL_REGS argument to replace_rtx.
15195 2016-03-17 Richard Biener <rguenther@suse.de>
15198 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
15201 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15204 * rtl.h (replace_rtx): Add ALL_REGS argument.
15205 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
15206 equality and assert mode is the same, instead of just rtx pointer
15208 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
15209 true as ALL_REGS argument to replace_rtx.
15211 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
15213 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
15214 for boolean vector with vector mode only.
15215 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
15217 2016-03-17 Nick Clifton <nickc@redhat.com>
15220 * config/rx/rx.c (rx_print_integer): Print negative constants in
15223 2016-03-17 Jakub Jelinek <jakub@redhat.com>
15226 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
15228 2016-03-16 Richard Henderson <rth@redhat.com>
15229 Richard Biener <rguenth@suse.de>
15231 PR middle-end/70240
15232 PR middle-end/68215
15234 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
15235 first operand as is_gimple_condexpr.
15237 PR middle-end/70240
15238 PR middle-end/68215
15240 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
15241 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
15242 Do not gimplify the result.
15243 (do_unop): Adjust call to tree_vec_extract.
15244 (do_binop): Likewise.
15245 (do_compare): Likewise.
15246 (do_plus_minus): Likewise.
15247 (do_negate): Likewise.
15248 (expand_vector_condition): Likewise.
15249 (do_cond): Likewise.
15251 2016-03-16 Richard Henderson <rth@redhat.com>
15254 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
15255 (aarch64_classify_address): Use it.
15256 (aarch64_legitimize_address): Force all subexpressions of PLUS
15257 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
15259 2016-03-16 Jakub Jelinek <jakub@redhat.com>
15260 Richard Biener <rguenth@suse.de>
15263 * rtlanal.c (replace_rtx): For REG, if from is a REG,
15264 return to even if only REGNO is equal, and assert
15267 2016-03-11 Jeff Law <law@redhat.com>
15269 PR rtl-optimization/70224
15270 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
15272 2016-03-16 Richard Henderson <rth@redhat.com>
15274 PR middle-end/70199
15275 * function.h (struct function): Add has_forced_label_in_static.
15276 * gimplify.c (force_labels_r): Set it.
15277 * lto-streamer-in.c (input_struct_function_base): Read it.
15278 * lto-streamer-out.c (output_struct_function_base): Write it.
15279 * tree-inline.c (has_label_address_in_static_1): Remove.
15280 (copy_forbidden): Remove fndecl parameter; test
15281 has_forced_label_in_static.
15282 (inline_forbidden_p): Update call to copy_forbidden.
15283 (tree_versionable_function_p): Likewise.
15284 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
15285 (chkp_versioning): Likewise.
15286 * tree-inline.h (copy_forbidden): Update decl.
15288 2016-03-16 Marek Polacek <polacek@redhat.com>
15291 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
15292 function being thunked if the result type doesn't have fixed size.
15293 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
15294 doesn't have fixed size.
15296 2016-03-16 Bin Cheng <bin.cheng@arm.com>
15298 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
15299 reporting malformed loop nest.
15301 2016-03-16 Tom de Vries <tom@codesourcery.com>
15304 * ipa-devirt.c (possible_polymorphic_call_targets): Move
15305 nodes.length () == 1 test to before first nodes[0] access.
15307 2016-03-16 Tom de Vries <tom@codesourcery.com>
15309 PR tree-optimization/68715
15310 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
15311 single_pred_p test.
15313 2016-03-16 Tom de Vries <tom@codesourcery.com>
15315 PR tree-optimization/68809
15316 * graphite-scop-detection.c (same_close_phi_node): Test if result types
15319 2016-03-16 Carlos O'Donell <carlos@redhat.com>
15320 Sandra Loosemore <sandra@codesourcery.com>
15322 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
15323 on leaf attribute. Mention ELF interposition problems.
15325 2016-03-16 Alan Modra <amodra@gmail.com>
15327 PR rtl-optimization/69195
15328 PR rtl-optimization/47992
15329 * ira.c (indirect_jump_optimize): Ignore artificial defs.
15332 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
15335 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
15337 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15339 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
15341 2016-03-15 Jakub Jelinek <jakub@redhat.com>
15343 PR rtl-optimization/70222
15344 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
15345 optimization if mode is different from result_mode, queue up masking
15346 of the result in outer_op. Formatting fix.
15348 PR middle-end/70239
15349 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
15352 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15354 PR rtl-optimization/69032
15355 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
15356 looping backwards over basic block insns.
15358 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15361 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
15362 to non-speculative when propagating trap bits.
15364 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15366 PR rtl-optimization/63384
15367 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
15368 DEBUG_INSN_P insns.
15370 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
15373 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
15374 factored out from ...
15375 (sched_analyze_insn): ... here.
15376 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
15377 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
15378 get_implicit_reg_pending_clobbers in it.
15379 (setup_id_reg_sets): Use setup_id_implicit_regs.
15380 (deps_init_id): Ditto.
15382 2016-03-15 Tom de Vries <tom@codesourcery.com>
15385 * cgraph.c (cgraph_node::get_body): Save, reset and restore
15387 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
15388 execute_function_dump.
15389 (execute_one_pass): Don't dump function if it will be dumped after ipa
15392 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
15394 * genrecog.c (match_pattern_2): If pred is NULL don't call
15395 safe_predicate_mode on it.
15397 2016-03-14 Jakub Jelinek <jakub@redhat.com>
15399 PR middle-end/70219
15400 * lra-constraints.c (delete_move_and_clobber): Change assertion
15401 to also allow dregno == 0.
15403 2016-03-14 Richard Henderson <rth@redhat.com>
15406 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
15407 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
15408 (reassociate_bb): Use optimize_vec_cond_expr; avoid
15409 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
15412 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
15415 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
15417 (lra_create_live_ranges_1): initialize hard register biggest_mode to
15419 * lra-constraints.c (split_reg): For hard regs, try to find the
15420 biggest single-register mode used in the function.
15422 2016-03-14 Richard Biener <rguenther@suse.de>
15424 PR tree-optimization/56365
15425 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
15426 constants to compare against.
15428 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
15431 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
15432 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
15433 (define_split for the GPR case): Use int_reg_operand instead of
15434 gpc_reg_operand for the output.
15436 2016-03-14 Tom de Vries <tom@codesourcery.com>
15438 PR tree-optimization/70045
15439 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
15440 create_empty_if_region_on_edge argument.
15442 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
15444 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
15445 (STACK_CHECK_PROTECT): Likewise.
15446 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15447 (STACK_CHECK_PROTECT): Likewise.
15448 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
15449 (STACK_CHECK_PROTECT): Likewise.
15450 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
15451 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15452 (STACK_CHECK_PROTECT): Likewise.
15454 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
15456 PR rtl-optimization/69307
15457 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
15458 registers in modes that span more than one register.
15460 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
15463 * lra-constraints.c (delete_move_and_clobber): New.
15464 (remove_inheritance_pseudos): Use it.
15466 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
15469 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
15470 the libcall is LCT_THROW.
15471 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
15472 for the checking routine.
15474 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15477 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
15478 optimization if we have direct move.
15479 (roundu32<mode>2_fprs): Likewise.
15481 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
15484 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
15486 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
15487 Arguments swapped. All callers changed. Take reg_renumber into
15488 account, and Calculate and compare register ranges for hard regs.
15490 2016-03-11 Jeff Law <law@redhat.com>
15492 PR tree-optimization/70190
15493 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15494 Handle cases where we can not extract the taken edge, even though we
15495 found a constant value.
15497 PR tree-optimization/64058
15498 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
15499 (num_coalesce_pairs): Move up earlier in file.
15500 (find_coalesce_pair): Initialize the INDEX field for each pair
15502 (compare_pairs): No longer sort on the elements in each pair.
15503 Instead break ties with the index of the coalesce pair.
15505 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15508 * config/aarch64/aarch64-protos.h
15509 (aarch64_save_restore_target_globals): New prototype.
15510 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
15511 Call the above when popping pragma.
15512 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
15514 (aarch64_set_current_function): Rewrite using the above.
15516 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15518 PR tree-optimization/70177
15519 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
15520 (extract_ops_from_tree): ... this. In the 2 argument
15521 overload remove _1 suffix.
15522 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
15523 (extract_ops_from_tree): ... this.
15524 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
15526 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15527 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
15528 extract_ops_from_tree instead of 2 operand one.
15530 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
15532 PR tree-optimization/70013
15533 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
15534 for constant-pool entries.
15536 2016-03-11 Jakub Jelinek <jakub@redhat.com>
15538 PR rtl-optimization/70174
15539 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
15540 followed by gen_lowpart on force_reg instead of just gen_lowpart.
15542 PR tree-optimization/70169
15543 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
15544 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
15547 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
15548 Jakub Jelinek <jakub@redhat.com>
15551 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
15552 of uninitialized values.
15554 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15556 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
15558 ("*trunctddd2"): New pattern definition.
15559 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
15562 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15564 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
15565 definitions for BFP and DFP rounding modes.
15566 ("fixuns_truncdddi2", "fixuns_trunctddi2")
15567 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
15568 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
15569 ("fix_trunctf<mode>2"): Use the new constants instead of magic
15572 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15574 * config/s390/constraints.md: Adjust comment.
15575 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
15576 s390_decompose_addrstyle_without_index.
15577 * config/s390/predicates.md (shift_count_or_setmem_operand):
15578 Rename to setmem_operand.
15579 * config/s390/s390-protos.h
15580 (s390_decompose_shift_count): Rename to
15581 s390_decompose_addrstyle_without_index.
15582 * config/s390/s390.c (s390_decompose_shift_count)
15583 (s390_mem_constraint, print_shift_count_operand)
15584 (print_operand_address, print_operand): Rename
15585 s390_decompose_shift_count to
15586 s390_decompose_addrstyle_without_index and rename
15587 print_shift_count_operand to print_addrstyle_operand troughout the
15589 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
15590 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
15591 Rename shift_count_or_setmem_operand to setmem_operand.
15592 * config/s390/vx-builtins.md ("vec_insert<mode>")
15593 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
15596 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15599 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15600 Handle overlapping retval and newval.
15602 2016-03-10 Nick Clifton <nickc@redhat.com>
15605 * config/aarch64/aarch64.c
15606 (aarch64_override_options_after_change_1): When forcing
15607 flag_omit_frame_pointer to be true, use a special value that can
15608 be detected if this function is called again, thus preventing
15609 flag_omit_leaf_frame_pointer from being forced to be false.
15611 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15613 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
15614 Set x_flag_omit_leaf_frame_pointer when handling
15615 -momit-leaf-frame-pointer.
15617 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15620 * cgraph.c (cgraph_node::dump): Dump split_part and
15621 indirect_call_target.
15622 * cgraph.h (cgraph_node): Add indirect_call_target flag.
15623 * ipa.c (has_addr_references_p): Cleanup.
15624 (is_indirect_call_target_p): New.
15625 (walk_polymorphic_call_targets): Do not mark virtuals that may be
15626 called indirectly as local.
15627 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
15629 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15632 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15633 on cxa_pure_virtual.
15635 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15638 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
15640 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
15643 * tree.c (need_assembler_name_p): Only record main variant type names.
15645 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15648 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
15649 Always define to 0 or 1.
15650 (TARGET_FIX_ERR_A53_843419): New macro.
15651 * config/aarch64/aarch64-elf-raw.h
15652 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
15653 * config/aarch64/aarch64-linux.h: Likewise.
15654 * config/aarch64/aarch64.c
15655 (aarch64_override_options_after_change_1): Do not default
15656 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
15658 (aarch64_attributes): Handle fix-cortex-a53-843419.
15659 (aarch64_can_inline_p): Likewise.
15660 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
15662 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
15663 Jakub Jelinek <jakub@redhat.com>
15665 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
15666 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
15667 DECL_COMMONS if flag_unconstrained_commons is set.
15668 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15669 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
15670 (funconstrained-commons): Document.
15672 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
15674 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
15675 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
15677 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
15679 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
15680 has a proper number of elements.
15682 2016-03-10 Alan Modra <amodra@gmail.com>
15684 PR rtl-optimization/69195
15685 PR rtl-optimization/47992
15686 * ira.c (recorded_label_ref): Delete.
15687 (update_equiv_regs): Return void.
15688 (indirect_jump_optimize): New function.
15689 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
15690 before regstat_compute_ri. Don't rebuild_jump_labels here.
15691 Delete update_regstat.
15693 2016-03-10 Richard Biener <rguenther@suse.de>
15695 PR tree-optimization/70128
15696 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15697 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
15699 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15701 PR tree-optimization/70152
15702 * tree-sra.c (replace_removed_params_ssa_names): Copy over
15703 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
15706 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
15707 instead of gen_sse2_loadlpd.
15708 * config/i386/sse.md (*vec_concatv2df): Rename to...
15709 (vec_concatv2df): ... this.
15711 PR tree-optimization/70127
15712 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
15714 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15718 * diagnostic-show-locus.c (compatible_locations_p): New function.
15719 (layout::layout): Sanitize ranges using compatible_locations_p.
15721 2016-03-09 David Malcolm <dmalcolm@redhat.com>
15725 * diagnostic-show-locus.c (layout_range::layout_range): Replace
15726 location_range param with three const expanded_locations * and a
15728 (layout::layout): Replace call to
15729 rich_location::lazily_expand_location with get_expanded_location.
15730 Extract the range and perform location expansion here, passing
15731 the results to the layout_range ctor.
15732 * diagnostic.c (source_range::debug): Delete.
15733 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
15734 of rich_location::get_expanded_location.
15735 * gcc-rich-location.c (get_range_for_expr): Delete.
15736 (gcc_rich_location::add_expr): Reimplement to avoid the
15737 rich_location::add_range overload that took a location_range,
15738 passing a location_t instead.
15740 2016-03-09 Richard Biener <rguenther@suse.de>
15741 Jakub Jelinek <jakub@redhat.com>
15743 PR tree-optimization/70138
15744 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15745 Also skip vect_double_reduction_def.
15747 2016-03-09 Jakub Jelinek <jakub@redhat.com>
15750 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
15751 if the operand is "m".
15753 2016-03-09 Nathan Sidwell <nathan@acm.org>
15755 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
15757 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15759 * config/i386/i386.c (processor_target_table): Fix cost table
15760 intialization order for znver1.
15762 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15764 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
15765 - becuase -> because.
15766 * ipa-reference.c (ignore_module_statics): Likewise.
15767 * cgraph.c (cgraph_node::get_body): Likewise.
15768 * ipa-inline.c (early_inliner): Likewise.
15769 * ipa-devirt.c (types_same_for_odr): Likewise.
15770 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
15771 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
15773 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15775 * tree-ssa-math-opts.c: Fix typo in comment.
15777 2016-03-08 Jakub Jelinek <jakub@redhat.com>
15780 * config/i386/i386.c (scalar_chain::make_vector_copies,
15781 scalar_chain::convert_reg): Call end_sequence in between
15782 get_insns and emit_conversion_insns rather than after both
15785 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
15788 * config/i386/i386.h (machine_function): Add
15789 pc_thunk_call_expanded flag.
15790 (ix86_pc_thunk_call_expanded): New define.
15791 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
15792 (*set_got): Rename insn pattern from set_got.
15793 (*set_got_labelled): Rename inst pattern from set_got_labelled.
15794 * config/i386/i386.c (ix86_compute_frame_layout): Use
15795 ix86_pc_thunk_call_expanded to prevent red-zone.
15797 2016-03-07 Martin Jambor <mjambor@suse.cz>
15799 * hsa.h (hsa_get_ctor_statements): Declare.
15800 (hsa_get_dtor_statements): Likewise.
15801 (hsa_get_kernel_dispatch_type): Likewise.
15802 * hsa.c (hsa_get_ctor_statements): New function.
15803 (hsa_get_dtor_statements): Likewise.
15804 (hsa_get_kernel_dispatch_type): Likewise.
15805 * hsa-brig.c (hsa_cdtor_statements): Removed.
15806 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
15807 hsa_get_dtor_statements.
15808 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
15809 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
15811 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
15813 * config/arm/arm-cores.def (cortex-r8): New.
15814 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
15815 * config/arm/arm-tune.md: Likewise.
15816 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
15818 2016-03-07 Martin Sebor <msebor@redhat.com>
15820 PR rtl-optimization/19705
15821 * doc/invoke.texi (Options That Control Optimization): Clarify
15822 -fno-branch-count-reg.
15824 2016-02-26 Richard Biener <rguenther@suse.de>
15825 Jeff Law <law@redhat.com>
15827 PR tree-optimization/69740
15828 * cfghooks.c (remove_edge): Request loop fixups if we delete
15829 an edge that might turn an irreducible loop into a natural
15831 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
15832 Move after definition of loops_state_clear.
15834 2016-03-07 Bin Cheng <bin.cheng@arm.com>
15836 PR rtl-optimization/69052
15837 * rtlanal.c (commutative_operand_precedence): Set higher precedence
15840 2016-03-07 Tom de Vries <tom@codesourcery.com>
15842 PR tree-optimization/70116
15843 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
15844 is_tm_ending stmts and ubsan/asan internal functions.
15845 (find_duplicate): Use it. Don't test is_tm_ending here.
15847 2016-03-07 Richard Biener <rguenther@suse.de>
15849 PR tree-optimization/70115
15850 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
15851 (propagate_constants_for_unrolling): Use replace_uses_by.
15853 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
15855 PR middle-end/69916
15856 * omp-low.c (struct oacc_loop): Add ifns.
15857 (new_oacc_loop_raw): Initialize it.
15858 (finish_oacc_loop): Clear mask & flags if no ifns.
15859 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
15860 (oacc_loop_xform_loop): Add ifns arg & adjust.
15861 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
15863 2016-03-07 Richard Henderson <rth@redhat.com>
15866 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
15867 (insert_value_copy_on_edge): Likewise.
15869 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15871 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
15873 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15876 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
15878 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
15880 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
15882 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
15884 Fix sseimul type attribute.
15885 * config/i386/znver1.md
15886 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
15887 znver1_sseimul_avx256_load) : Fix the type attribute.
15888 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
15889 pipe usage and latency.
15891 2016-03-05 Jakub Jelinek <jakub@redhat.com>
15894 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
15895 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
15898 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
15901 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
15903 PR rtl-optimization/69941
15904 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
15905 the reg share its mode.
15907 2016-03-04 Jeff Law <law@redhat.com>
15909 PR tree-optimization/69196
15910 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15911 If the both SSA_NAMEs are anonymous, then consider them unassociated
15912 and include the PHI in the statement count.
15914 2016-03-05 Tom de Vries <tom@codesourcery.com>
15916 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
15917 construct in oacc routine. Check for oacc region in oacc routine.
15919 2016-03-04 Jakub Jelinek <jakub@redhat.com>
15922 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
15923 2016-02-22 changes, instead don't recurse if RECUR is already true.
15924 Don't change *dynamic_check if RECUR. Adjust recursive caller
15925 to pass true to the new argument.
15926 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
15929 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
15930 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
15932 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
15934 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
15936 PR rtl-optimization/57676
15937 * lra-assigns.c (lra_assign): Guard test for maximum iterations
15938 with flag_checking.
15940 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
15942 * tree-vect-patterns.c (search_type_for_mask): Handle
15943 comparison of booleans.
15945 2016-03-04 Jakub Jelinek <jakub@redhat.com>
15947 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
15951 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
15952 all other ops that have dw_val_class_die_ref operands,
15953 and DW_OP_GNU_entry_value.
15955 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15957 PR rtl-optimization/69904
15958 * config/arm/arm.c (arm_cannot_copy_insn_p):
15959 Return true for load-exclusive instructions.
15961 2016-03-03 Jakub Jelinek <jakub@redhat.com>
15964 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
15965 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
15966 the pattern no matter if it is used just by non-pattern, pattern
15968 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
15969 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
15970 oprnd1 def_stmt is in pattern, don't look through it.
15972 2016-03-03 Marek Polacek <polacek@redhat.com>
15974 PR middle-end/70050
15975 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
15977 2016-03-03 Martin Liska <mliska@suse.cz>
15979 PR tree-optimization/70043
15980 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
15981 previous statement if we see a debug statement.
15983 2016-03-03 Richard Biener <rguenther@suse.de>
15985 PR tree-optimization/55936
15986 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
15987 parameter and guard unsafe equivalence use.
15988 (vrp_evaluate_conditional_warnv_with_ops): Always use
15989 safe equivalences but not via the quadratic compare_names
15992 2016-03-03 Michael Collison <michael.collison@linaro.org>
15995 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
15996 for operand 1 to s_register_operand. Change predicate for operand
15997 2 to arm_not_immediate_operand.
15999 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
16001 * doc/tm.texi: Regenerated.
16003 2016-03-02 Richard Henderson <rth@redhat.com>
16006 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
16007 simplification when all args are positive non-fixed registers.
16009 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16011 * target.def (lra_p): Specify that new ports should use LRA.
16013 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16016 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
16017 gimplify_type_sizes the type they refer to.
16018 (omp_notice_variable): Handle reference vars to VLAs.
16019 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
16020 reference to VLA decls in the second pass instead of first pass.
16022 2016-03-02 Tom de Vries <tom@codesourcery.com>
16024 PR tree-optimization/68659
16025 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
16026 new_expr == NULL_TREE.
16027 (get_new_name): Handle ADDR_EXPR.
16029 2016-03-02 Bin Cheng <bin.cheng@arm.com>
16031 PR rtl-optimization/69052
16032 * loop-invariant.c (canonicalize_address): New function.
16033 (inv_can_prop_to_addr_use): Check validity of address expression
16034 which is canonicalized by above function.
16036 2016-03-02 Alan Modra <amodra@gmail.com>
16039 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
16042 2016-03-02 Jakub Jelinek <jakub@redhat.com>
16045 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
16046 (*movhi_internal): Put mask moves from and to memory separately
16047 from moves from/to GPRs.
16049 2016-03-02 Richard Biener <rguenther@suse.de>
16051 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
16052 GENERIC expressions in GIMPLE.
16054 2016-03-02 Richard Biener <rguenther@suse.de>
16056 * config/i386/i386.c (type_natural_mode): Fix typo.
16058 2016-03-02 Nick Clifton <nickc@redhat.com>
16060 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
16062 2016-03-02 Richard Biener <rguenther@suse.de>
16063 Uros Bizjak <ubizjak@gmail.com>
16066 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
16068 2016-03-02 Richard Biener <rguenther@suse.de>
16070 PR middle-end/67278
16071 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
16073 2016-03-02 Marek Polacek <polacek@redhat.com>
16076 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
16077 "is promoted to" warning.
16079 2016-03-01 DJ Delorie <dj@redhat.com>
16081 * config.gcc: Deprecate mep-*.
16083 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
16085 PR middle-end/70025
16086 * lra-constraints.c (regno_val_use_in): New.
16087 (match_reload): Use it instead of regno_use_in.
16089 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16091 PR rtl-optimization/70007
16092 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
16093 references present in REG_EQUAL notes attached to non-SET patterns.
16095 2016-03-01 Jeff Law <law@redhat.com>
16097 PR tree-optimization/69196
16098 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16099 Appropriately clamp the number of statements to copy when the
16100 thread path does not traverse a loop backedge.
16102 PR tree-optimization/69196
16103 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16104 Do count some PHIs in the thread path against the insn count. Decrease
16105 final statement count by one as the control statement in the last
16106 block will get removed. Remove special cased code for handling PHIs
16109 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
16112 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
16113 asm dialect alternatives to explicit GOTPCREL calls.
16115 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
16118 * ira.c (do_reload): Issue warning for generic stack checking here...
16119 * reload1.c (reload): ...instead of here and streamline it.
16121 2016-03-01 Nick Clifton <nickc@redhat.com>
16123 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
16125 2016-03-01 Richard Biener <rguenther@suse.de>
16127 PR tree-optimization/69983
16128 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
16129 types and fall back to operand_equal_p.
16131 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16134 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16136 * config/s390/constraints.md ("jm8"): New constraint.
16137 * config/s390/predicates.md ("const_int_8bitset_operand"): New
16139 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
16141 ("*setmem_long<setmem_and>"): New pattern.
16142 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
16144 ("*setmem_long_31z<setmem_and>"): New pattern.
16145 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
16146 New substitution rules with the required attributes.
16149 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16152 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16154 * gensupport.c (process_substs_on_one_elem): Split loop to
16155 complete mark_operands_used_in_match_dup on all expressions in the
16157 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16158 and remove function.
16160 2016-03-01 Richard Biener <rguenther@suse.de>
16162 PR middle-end/70022
16163 * fold-const.c (fold_indirect_ref_1): Fix range checking for
16164 vector BIT_FIELD_REF extract.
16166 2016-03-01 Richard Biener <rguenther@suse.de>
16168 PR tree-optimization/69994
16169 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
16171 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
16173 PR tree-optimization/69956
16174 * tree-vect-stmts.c (supportable_widening_operation): Support
16175 multi-step conversion of boolean vectors.
16176 (supportable_narrowing_operation): Likewise.
16178 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16180 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
16183 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16185 * config/s390/subst.md (DSI_VI): New mode iterator.
16186 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
16187 * config/s390/vector.md ("vec_set<mode>"): Move expander before
16188 the insn definition.
16189 ("*vec_set<mode>"): Change predicate and add alternative to
16190 support only either register or const_int operands as element
16192 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
16194 ("vec_extract<mode>"): New expander.
16195 ("*vec_extract<mode>"): New insn definition supporting reg and
16196 const_int element selectors.
16197 ("*vec_extract<mode>_plus"): New insn definition supporting
16198 reg+const_int element selectors.
16199 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
16200 following expander+insn definition.
16201 ("<vec_shifts_name><mode>3"): New expander.
16202 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
16204 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16206 * config/s390/s390.md ("*tabort_1"): Change predicate to
16207 nonmemory_operand. Add a second alternative to cover
16208 register as well as const int operands.
16209 ("*tabort_1_plus"): New pattern definition.
16211 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16213 * config/s390/s390.md ("*ashrdi3_cc_31")
16214 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
16215 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
16216 Merge insn definitions into ...
16217 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16218 New pattern definition.
16219 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
16220 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
16221 ("*ashr<mode>3_and"): Merge insn definitions into ...
16222 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
16223 New pattern definition.
16224 * config/s390/subst.md ("addr_style_op_cc_subst")
16225 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
16226 substitutions patterns plus attributes.
16227 Add ashiftrt to SUBST iterator.
16229 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16231 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
16232 op2 to nonmemory_operand.
16233 ("*<shift>di3_31", "*<shift>di3_31_and"):
16234 Merge into single pattern definition ...
16235 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
16236 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
16237 pattern definition ...
16238 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
16239 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
16242 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16244 * config/s390/predicates.md (const_int_6bitset_operand): New
16246 * config/s390/s390.md: Include subst.md.
16247 ("rotl<mode>3"): New expander.
16248 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
16250 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
16251 * config/s390/subst.md: New file.
16253 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16255 * config/s390/s390.md ("op_type", "atype", "length" attributes):
16256 Remove RRR type. It doesn't really exist.
16257 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
16259 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
16260 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
16261 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
16262 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
16263 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
16264 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
16265 `enabled' attribute.
16267 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16269 * gensupport.c (process_substs_on_one_elem): Split loop to
16270 complete mark_operands_used_in_match_dup on all expressions in the
16272 (adjust_operands_numbers): Inline into process_substs_on_one_elem
16273 and remove function.
16275 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16278 * config/sparc/sparc.c (NWORDS_UP): Rename to...
16279 (CEIL_NWORDS): ...this. Use CEIL macro.
16280 (compute_fp_layout): Adjust to above renaming.
16281 (function_arg_union_value): Likewise.
16282 (sparc_arg_partial_bytes): Likewise.
16283 (sparc_function_arg_advance): Likewise.
16285 2016-02-29 Jeff Law <law@redhat.com>
16287 PR tree-optimization/70005
16288 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
16289 where an object with a boolean range is compared against a value
16292 PR tree-optimization/69999
16293 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
16294 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
16297 2016-02-29 Richard Biener <rguenther@suse.de>
16299 PR tree-optimization/69994
16300 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
16301 (get_unary_op): Look through nop conversions.
16302 (ops_equal_values_p): New function, look for equality diregarding
16304 (eliminate_plus_minus_pair): Use ops_equal_values_p
16305 (repropagate_negates): Do not use get_unary_op here.
16307 2016-02-29 Martin Liska <mliska@suse.cz>
16309 * system.h: Poison ENABLE_CHECKING macro.
16311 2016-02-29 Martin Liska <mliska@suse.cz>
16313 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
16314 is presented in dump flags.
16315 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16316 (hsa_regalloc): Likewise.
16318 2016-02-19 Richard Biener <rguenther@suse.de>
16320 PR tree-optimization/69980
16321 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
16322 permutation of those we need to keep.
16324 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
16327 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
16328 (NWORDS_UP): ...this
16329 (init_cumulative_args): Minor tweaks.
16330 (sparc_promote_function_mode): Likewise.
16331 (scan_record_type): Delete.
16332 (traverse_record_type): New function template.
16333 (classify_data_t): New structure type.
16334 (classify_registers): New inline function.
16335 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
16336 exhausted. Instantiate traverse_record_type on classify_registers and
16337 deal with the case of a structure passed in slot #15 with no FP field
16339 (assign_data_t): New structure type.
16340 (compute_int_layout): New static function.
16341 (compute_fp_layout): Likewise.
16342 (count_registers): New inline function.
16343 (assign_int_registers): New static function.
16344 (assign_fp_registers): Likewise.
16345 (assign_registers): New inline function.
16346 (function_arg_record_value_1): Delete.
16347 (function_arg_record_value_2): Likewise.
16348 (function_arg_record_value_3): Likewise.
16349 (function_arg_record_value): Adjust to above changes. Instantiate
16350 traverse_record_type on count_registers to first count the number of
16351 registers to be used and then on assign_registers to assign them.
16352 (function_arg_union_value): Adjust to above renaming.
16353 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
16354 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
16355 case of a structure passed in slot #15
16356 (sparc_function_arg_advance): Likewise.
16357 (function_arg_padding): Minor tweak.
16359 2016-02-29 Richard Biener <rguenther@suse.de>
16361 PR tree-optimization/69720
16362 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
16363 the adjustment_def path for possibly vectorized defs.
16364 (vect_create_epilog_for_reduction): Handle vectorized initial
16367 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
16369 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
16371 2016-02-27 Jeff Law <law@redhat.com>
16374 2016-02-26 Richard Biener <rguenther@suse.de>
16375 Jeff Law <law@redhat.com>
16377 PR tree-optimization/69740
16378 * cfghooks.c (remove_edge): Request loop fixups if we delete
16379 an edge that might turn an irreducible loop into a natural
16382 2016-02-27 Jakub Jelinek <jakub@redhat.com>
16384 PR rtl-optimization/69896
16385 * tree-vect-generic.c (get_compute_type): Avoid single element
16388 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
16390 Rename the AArch64 tuning option and related functions to enable the
16391 Newton series for the reciprocal square root to reflect its
16392 approximative characteristic.
16394 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
16395 function to "aarch64_emit_approx_rsqrt".
16396 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
16397 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
16398 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
16399 (xgene1_tunings): Likewise.
16400 (use_rsqrt_p): Likewise.
16401 (aarch64_emit_swrsqrt): Use new function name.
16402 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
16403 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
16404 text explaining this option.
16405 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
16407 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16410 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
16411 complain about -mallow-movmisalign without -mvsx if
16412 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
16414 2016-02-26 Joel Sherrill <joel@rtems.org>
16416 * config.gcc: Add x86_64-*-rtems*.
16417 * config/i386/rtems-64.h: New file.
16419 2016-02-26 Joel Sherrill <joel@rtems.org>
16421 * config.gcc: Add aarch64-*-rtems*.
16422 * config/aarch64/rtems.h: New file.
16424 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
16427 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
16428 shift amount using %h. Add comment.
16430 2016-02-26 Richard Biener <rguenther@suse.de>
16431 Jeff Law <law@redhat.com>
16433 PR tree-optimization/69740
16434 * cfghooks.c (remove_edge): Request loop fixups if we delete
16435 an edge that might turn an irreducible loop into a natural
16438 2016-02-26 Martin Jambor <mjambor@suse.cz>
16440 PR middle-end/69920
16441 * tree-sra.c (sra_modify_assign): Do not remove loads of
16442 uninitialized aggregates to SSA_NAMEs.
16444 2016-02-26 Richard Henderson <rth@redhat.com>
16447 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
16448 pseudo in case the target rtx matches the source of the left
16451 2016-02-26 Martin Jambor <mjambor@suse.cz>
16454 * hsa.h (hsa_type_packed_p): Declare.
16455 * hsa.c (hsa_type_packed_p): New function.
16456 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
16458 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
16459 * hsa-brig.c (emit_basic_insn): Likewise.
16461 2016-02-26 Martin Jambor <mjambor@suse.cz>
16464 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
16466 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
16468 2016-02-26 Martin Jambor <mjambor@suse.cz>
16470 * hsa.h (is_a_helper): New overload for hsa_op_immed for
16471 hsa_op_with_type operands.
16472 (hsa_unsigned_type_for_type): Declare.
16473 * hsa.c (hsa_unsigned_type_for_type): New function.
16474 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
16475 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
16476 the finalizer. Do not emit extra move.
16478 2016-02-26 Martin Jambor <mjambor@suse.cz>
16480 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
16481 atomic operations in private segment.
16483 2016-02-26 Martin Jambor <mjambor@suse.cz>
16485 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
16486 statements to wi->info. Also disallow omp simd constructs.
16487 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
16488 for not gridifying. Dump special string for omp_for.
16490 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16493 * config/aarch64/aarch64.c (aarch64_set_current_function):
16494 Save/restore target globals when switching to
16495 target_option_default_node.
16497 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16500 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
16501 Return 0 if !SHIFT_COUNT_TRUNCATED.
16503 2016-02-26 Jakub Jelinek <jakub@redhat.com>
16504 Eric Botcazou <ebotcazou@adacore.com>
16506 PR rtl-optimization/69891
16507 * dse.c (scan_insn): If we can't figure out memset arguments
16508 or they are non-constant, call clear_rhs_from_active_local_stores.
16510 2016-02-26 Martin Liska <mliska@suse.cz>
16512 * doc/extend.texi: Mention clog10, clog10f an clog10l
16513 in Builtins section.
16515 2016-02-26 Martin Liska <mliska@suse.cz>
16517 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
16519 (resolve_args_picking_1): Likewise.
16520 * dwarf2out.h (struct GTY): Likewise.
16522 2016-02-26 Martin Liska <mliska@suse.cz>
16524 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
16525 with flag_checking.
16526 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
16528 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
16529 Martin Liska <mliska@suse.cz>
16531 * doc/install.texi: Mention --enable-valgrind-annotations.
16533 2016-02-26 Richard Biener <rguenther@suse.de>
16535 PR tree-optimization/69551
16536 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
16537 looking through aliases adjust DECL_PT_UID to refer to the
16538 ultimate alias target.
16540 2016-02-25 Martin Liska <mliska@suse.cz>
16542 PR middle-end/69919
16543 * alloc-pool.c (after_memory_report): New variable.
16544 * alloc-pool.h (base_pool_allocator ::release): Do not use
16545 the infrastructure if after_memory_report.
16546 * toplev.c (toplev::main): Mark after memory report.
16548 2016-02-25 Richard Biener <rguenther@suse.de>
16550 PR tree-optimization/48795
16551 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
16553 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
16556 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
16557 offloading is enabled and -fopenacc or -fopenmp is specified.
16558 (CRTOFFLOADEND): Likewise.
16559 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
16560 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
16561 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
16562 (offload_objects_file_name): New static var.
16563 (tool_cleanup): Remove offload_objects_file_name file.
16564 (find_offloadbeginend): Replace with ...
16565 (find_crtoffloadtable): ... this.
16566 (run_gcc): Remove offload_argc and offload_argv.
16567 Get offload_objects_file_name from -foffload-objects=... option.
16568 Read names of object files with offload from this file, pass them to
16569 compile_images_for_offload_targets. Don't call find_offloadbeginend and
16570 don't pass offloadbegin and offloadend to the linker. Don't pass
16571 offload non-LTO files to the linker, because now they're not claimed.
16573 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
16576 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
16577 on builtin_unreachable.
16579 2016-02-25 Jakub Jelinek <jakub@redhat.com>
16581 PR rtl-optimization/69896
16582 * regcprop.c: Include cfgrtl.h.
16583 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
16584 than remembered mode, either delete it (if noop_move_p), or
16585 treat like copy_p but not noop_p instruction.
16587 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16590 * dwarf2out.c (gen_variable_die): Work around buggy LTO
16591 - allow NULL decl for Fortran DW_TAG_common_block variables.
16593 2016-02-24 Jason Merrill <jason@redhat.com>
16595 * common.opt (flifetime-dse): Add -flifetime-dse=1.
16597 2016-02-24 Richard Biener <rguenther@suse.de>
16598 Jakub Jelinek <jakub@redhat.com>
16600 PR middle-end/69760
16601 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
16602 conditionally executed ops to well-defined overflow behavior.
16604 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16606 PR middle-end/69915
16607 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
16610 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16612 PR rtl-optimization/69886
16613 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
16614 argument. Use it when checking validity of set instructions.
16615 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
16616 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
16618 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
16619 * store-motion.c (find_moveable_store): Update
16620 can_assign_to_reg_without_clobbers_p callsite.
16622 2016-02-24 Richard Biener <rguenther@suse.de>
16624 PR middle-end/68963
16625 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
16627 (record_nonwrapping_iv): Do not fall back to the low/high bound
16628 for non-constant IV bases if the stmt is not always executed.
16630 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16632 * config/arm/arm-cores.def (cortex-a32): New entry.
16633 * config/arm/arm-tables.opt: Regenerate.
16634 * config/arm/arm-tune.md: Regenerate.
16635 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
16636 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
16637 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
16638 for -mcpu and -mtune.
16640 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16643 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
16644 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
16645 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
16646 (atomic_loaddi_1): Delete.
16647 (atomic_loaddi): Rewrite expander using the above changes.
16649 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16652 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
16655 2016-02-24 Jakub Jelinek <jakub@redhat.com>
16656 Richard Biener <rguenth@suse.de>
16658 PR middle-end/69909
16659 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
16660 set_mem_attributes if tem is SSA_NAME which got expanded
16663 2016-02-24 Richard Biener <rguenther@suse.de>
16665 PR tree-optimization/69907
16666 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
16667 end of permutations for BB vectorization.
16669 2016-02-24 Christian Bruel <christian.bruel@st.com>
16671 * config/arm/arm-c.c (arm_option_override): Initialize
16672 target_option_current_node.
16673 * config/arm/arm.c (arm_pragma_target_parse): Replace
16674 build_target_option_node call by target_option_current_node.
16675 Set target_option_current_node.
16678 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
16681 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
16682 define_insn_and_split to define_insn.
16683 (zero_extendqi<mode>2_dot2): Same.
16684 (extendqi<mode>2_dot): Same.
16685 (extendqi<mode>2_dot2): Same.
16687 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16689 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
16690 and add bypass for AES{D,E} and AESMC pairs.
16691 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
16694 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
16696 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
16697 series for reciprocal square root in Exynos M1.
16699 2016-02-23 Martin Sebor <msebor@redhat.com>
16702 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
16703 __builtin_alloca_with_align.
16705 2016-02-23 Richard Henderson <rth@redhat.com>
16707 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
16708 (ix86_register_pragmas): Remove __seg_tls.
16709 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
16710 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
16711 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
16712 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
16713 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
16714 * doc/extend.texi (__seg_tls): Remove item.
16716 2016-02-23 Richard Biener <rguenther@suse.de>
16718 * alloc-pool.h (struct allocation_object): Make id member
16719 conditional on CHECKING_P again.
16720 (get_instance): Adjust.
16721 (base_pool_allocator): Likewise.
16723 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
16725 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
16726 (parallelize_loops): In OpenACC kernels mode, set n_threads to
16728 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
16730 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
16732 2016-02-23 Richard Biener <rguenther@suse.de>
16734 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
16735 * bitmap.h (struct bitmap_usage): Likewise.
16736 (bitmap_move): Declare.
16737 * bitmap.c (register_overhead): Take size_t argument.
16738 (bitmap_move): New function.
16739 * df-problems.c (df_rd_transfer_function): Use bitmap_move
16740 to properly account overhead.
16741 * tree.c (free_node): Use tree_size.
16743 2016-02-23 Jakub Jelinek <jakub@redhat.com>
16746 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
16747 when inverting comparison.
16750 * common.opt (Wunreachable-code): Add Warning flag.
16752 2016-02-23 Mark Wielaard <mjw@redhat.com>
16753 Jakub Jelinek <jakub@redhat.com>
16756 * cgraphunit.c (check_global_declaration): Check main_input_filename
16757 and DECL_SOURCE_FILE are not NULL.
16759 2016-02-23 Martin Jambor <mjambor@suse.cz>
16761 PR tree-optimization/69666
16762 * tree-sra.c (sra_modify_assign): Do not attempt to create
16763 default_def replacements for unscalarizable regions.
16765 2016-02-20 Mark Wielaard <mjw@redhat.com>
16768 * cgraphunit.c (check_global_declaration): Check level of
16769 warn_unused_const_variable and main_input_filename.
16770 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
16771 (-Wunused-variable): For C implies -Wunused-const-variable=1.
16772 (-Wunused-const-variable): Explain levels 1 and 2.
16774 2016-02-22 Jakub Jelinek <jakub@redhat.com>
16777 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
16778 identical arguments. Formatting and spelling fixes.
16781 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
16786 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
16787 and m68k-devices.def.
16788 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
16789 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
16791 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
16793 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
16794 and HImode registers.
16796 2016-02-22 Richard Biener <rguenther@suse.de>
16798 PR tree-optimization/69882
16799 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
16800 preserve permutations present because of gaps.
16801 (vect_supported_load_permutation_p): Always continue checking
16802 permutations after vect_attempt_slp_rearrange_stmts.
16804 2016-02-22 Bin Cheng <bin.cheng@arm.com>
16806 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
16807 min_profitable_estimate, rather than min_profitable_iters.
16809 2016-02-22 Jakub Jelinek <jakub@redhat.com>
16812 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
16813 SImode for last match_operand.
16815 2016-02-22 Martin Liska <mliska@suse.cz>
16817 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
16818 return bitsize - 1 as the return value.
16820 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
16824 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
16825 Handle negative shift counts.
16826 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
16827 force_reg on the shift constant.
16828 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
16829 (lshrsi3_d): Handle negative shift counts.
16831 2016-02-22 Richard Biener <rguenther@suse.de>
16832 Tom de Vries <tom@codesourcery.com>
16834 * graph.c: Include dumpfile.h.
16835 (print_graph_cfg): Split into three overloads.
16836 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
16838 2016-02-22 Tom de Vries <tom@codesourcery.com>
16840 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
16843 2016-02-22 Richard Biener <rguenther@suse.de>
16846 * ipa-inline-transform.c (inline_call): When not updating
16847 overall summaries adjust self size by the growth estimate.
16848 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
16849 hash-set, do not update overall summaries here. Renamed from ...
16850 (inline_to_all_callers): ... this which is now wrapping the
16851 above and performing delayed overall summary update.
16852 (early_inline_small_functions): Delay updating of the overall
16855 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
16857 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
16860 2016-02-19 Jakub Jelinek <jakub@redhat.com>
16863 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
16864 :%* in %:gt() argument.
16865 (greater_than_spec_func): Adjust for expecting only numbers,
16866 if there are more than two numbers, compare the last two.
16868 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
16870 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
16871 -Wnarrowing with -std.
16873 2016-02-19 Jakub Jelinek <jakub@redhat.com>
16876 * expr.c (store_field): Don't use bit-field path if exp is
16877 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
16878 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
16879 and the assignment can be performed by bitwise copy. Formatting
16882 PR middle-end/69838
16883 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
16884 call copy_reg_eh_region_note_forward on before and/or after sequences
16885 and remove note from insn if it no longer can throw.
16888 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
16889 if TARGET_AVX512BW.
16891 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16893 * config/s390/vector.md: Add missing commutative operand markers
16894 to the patterns which qualify for one.
16895 * config/s390/vx-builtins.md: Likewise.
16897 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16899 * config/s390/vector.md (VI, VI_QHS): Add single element vector
16900 types to mode iterators.
16901 (vec_double): ... and mode attribute.
16902 * config/s390/vx-builtins.md (non_vec_int): Likewise.
16904 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16906 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
16907 Change the predicate of op2 from nonimmediate to general and let
16908 reload fix it if necessary.
16910 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16912 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
16914 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16916 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
16919 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16921 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
16922 * config/s390/s390.c (s390_expand_vec_movstr): New function.
16923 * config/s390/s390.md ("movstr<P:mode>"): Call
16924 s390_expand_vec_movstr.
16926 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16928 * config/s390/s390.md: Add missing output modifier for operand 1
16929 to print it as address properly.
16931 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16933 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
16934 * config/s390/2964.md: New file.
16935 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
16936 of insn grouping attributes depending on the CPU level.
16937 (s390_get_unit_mask): New function.
16938 (s390_sched_score): Remove the OOO from the scheduling macros.
16939 Add loop to calculate a score for the instruction mix.
16940 (s390_sched_reorder): Likewise plus improve debug output.
16941 (s390_sched_variable_issue): Rename macros as above. Calculate
16942 the unit distances after actually scheduling an insn. Improve
16944 (s390_sched_init): Clear last_scheduled_unit_distance array.
16945 * config/s390/s390.md: Include 2964.md.
16947 2016-02-18 Jakub Jelinek <jakub@redhat.com>
16950 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
16951 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
16952 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
16953 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
16954 *avx512f_<code>v8div16qi2_mask_1): New insns.
16956 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16959 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
16962 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
16963 earlyclobber from target. Use wF constraint for fused memory
16965 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
16967 2016-02-18 Jakub Jelinek <jakub@redhat.com>
16968 Martin Liska <mliska@suse.cz>
16971 * cfgexpand.c (asan_sanitize_stack_p): New function.
16972 (partition_stack_vars): Use the function.
16973 (expand_stack_vars): Likewise.
16974 (defer_stack_allocation): Likewise.
16975 (expand_used_vars): Likewise.
16977 2016-02-18 Richard Biener <rguenther@suse.de>
16979 PR middle-end/69553
16980 * fold-const.c (operand_equal_p): Properly compare offsets for
16981 IMAGPART_EXPR and ARRAY_REF.
16983 2016-02-18 Nick Clifton <nickc@redhat.com>
16987 * config/arm/arm.c (arm_option_override_internal): Disable
16988 interworking if the target does not support thumb instructions.
16989 (arm_reload_in_hi): Handle the case where a register to register
16990 move needs reloading because there is no simple pattern to handle
16992 (arm_reload_out_hi): Likewise.
16994 2016-02-18 Richard Biener <rguenther@suse.de>
16996 PR middle-end/69854
16997 * match.pd: Don't use fold_binary or fold_unary for folding
17000 2016-02-17 Jakub Jelinek <jakub@redhat.com>
17003 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
17004 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
17005 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
17006 warn on gimple_no_warning_p statements.
17008 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
17010 * doc/extend.texi (C++ Attributes): Correct description of
17011 warn_unused type attribute.
17013 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17015 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
17016 correct instruction.
17018 2016-02-17 Richard Biener <rguenther@suse.de>
17020 PR rtl-optimization/69609
17021 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
17022 (find_traces_1_round): When ending a trace update cached priority
17024 (bb_to_key): Use cached priority when available.
17025 (copy_bb): Initialize cached priority.
17026 (reorder_basic_blocks_software_trace_cache): Likewise.
17028 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17031 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
17033 (aarch64_comparison_operator): Break overly long line into two.
17034 (aarch64_comparison_operation): Likewise.
17035 * config/aarch64/aarch64.md (cstorecc4): Use
17036 aarch64_comparison_operator_mode instead of
17037 aarch64_comparison_operator.
17038 (cstore<mode>4): Likewise.
17039 (aarch64_cstore<mode>): Likewise.
17040 (*cstoresi_insn_uxtw): Likewise.
17041 (cstore<mode>_neg): Likewise.
17042 (*cstoresi_neg_uxtw): Likewise.
17044 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17047 * config/arm/predicates.md (arm_comparison_operator_mode):
17049 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
17050 instead of arm_comparison_operator.
17051 (*mov_negscc): Likewise.
17052 (*mov_notscc): Likewise.
17053 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
17054 (*thumb2_mov_negscc): Likewise.
17055 (*thumb2_mov_negscc_strict_it): Likewise.
17056 (*thumb2_mov_notscc): Likewise.
17057 (*thumb2_mov_notscc_strict_it): Likewise.
17059 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
17061 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
17062 Add missing return.
17064 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
17066 * config/visium/visium.c (machine_libfunc_index): New enum.
17067 (machine_libfuncs): New structure.
17068 (visium_libfuncs): New static variable.
17069 (TARGET_INIT_LIBFUNCS): Define to...
17070 (visium_init_libfuncs): ...this. New function.
17071 (expand_block_move_4): Use the appropriate libfunc.
17072 (expand_block_move_2): Likewise.
17073 (expand_block_move_1): Likewise.
17074 (expand_block_set_4): Likewise.
17075 (expand_block_set_2): Likewise.
17076 (expand_block_set_1): Likewise.
17077 (visium_trampoline_init): Likewise.
17079 2016-02-17 Nick Clifton <nickc@redhat.com>
17081 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
17082 TI's devices.csv file as of March 2016.
17084 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
17087 * opts-global.c (handle_common_deferred_options): Introduce and
17088 initialize two global variables to remember command-line options
17089 specifying a stack-limiting register.
17090 * opts.h: Add extern declarations of the two new global variables.
17091 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
17092 variable based on the values of the two new global variables.
17094 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17097 * common.opt (Wnonnull-compare): New warning.
17098 * doc/invoke.texi (-Wnonnull): Remove text about comparison
17099 of arguments against NULL.
17100 (-Wnonnull-compare): Document.
17101 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
17102 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
17103 * passes.def (pass_warn_nonnull_compare): Add.
17104 * gimple-ssa-nonnull-compare.c: New file.
17106 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17108 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
17109 AARCH64_EXTRA_TUNE_RECIP_SQRT.
17111 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17113 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
17114 reciprocal sqrt for -mlow-precision-recip-sqrt.
17116 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17117 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17119 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
17120 always use lane loads to construct non-constant vectors.
17122 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
17124 * config/aarch64/aarch64.md
17125 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
17126 constraints for operand 3.
17127 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
17129 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17130 Richard Biener <rguenther@suse.de>
17132 PR tree-optimization/69820
17133 * tree-vect-patterns.c (type_conversion_p): Return false if
17134 *orig_type is unsigned single precision or boolean.
17135 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
17138 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17140 PR rtl-optimization/69764
17141 PR rtl-optimization/69771
17142 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
17143 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
17145 2016-02-16 Richard Biener <rguenther@suse.de>
17147 PR tree-optimization/69776
17148 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
17150 (indirect_refs_may_alias_p): Likewise.
17151 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
17152 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
17153 according to tbaa_p.
17154 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
17155 (optimize_stmt): For redundant store discovery do not allow tbaa.
17157 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
17159 PR tree-optimization/69714
17160 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
17161 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
17163 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
17165 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
17166 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
17167 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
17168 * config/arc/arc.c (arc_init): Check FPU options.
17169 (get_arc_condition_code): Handle new CC_FPU* modes.
17170 (arc_select_cc_mode): Likewise.
17171 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
17172 register pair only. Allow access for ARCv2 accumulator.
17173 (gen_compare_reg): Whenever we have FPU support use FPU compare
17175 (arc_reorg): Don't generate brcc insns when FPU compare
17176 instructions are involved.
17177 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
17178 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
17179 floating point emulation.
17180 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
17181 (REVERSE_CONDITION): Add new CC_FPU* modes.
17182 (TARGET_FP_SP_BASE): Define.
17183 (TARGET_FP_DP_BASE): Likewise.
17184 (TARGET_FP_SP_FUSED): Likewise.
17185 (TARGET_FP_DP_FUSED): Likewise.
17186 (TARGET_FP_SP_CONV): Likewise.
17187 (TARGET_FP_DP_CONV): Likewise.
17188 (TARGET_FP_SP_SQRT): Likewise.
17189 (TARGET_FP_DP_SQRT): Likewise.
17190 (TARGET_FP_DP_AX): Likewise.
17191 * config/arc/arc.md (ARCV2_ACC): New constant.
17192 (type): New fpu type attribute.
17193 (SDF): Conditional iterator.
17194 (cstore<mode>, cbranch<mode>): Change expand condition.
17195 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
17196 handles FPU/FPX cases as well.
17197 * config/arc/arc.opt (mfpu): New option.
17198 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
17200 (adddf3, muldf3, subdf3): Removed.
17201 * config/arc/predicates.md (proper_comparison_operator): Recognize
17203 * config/arc/fpu.md: New file.
17204 * doc/invoke.texi (ARC Options): Document mfpu option.
17206 2016-02-16 Richard Biener <rguenther@suse.de>
17208 PR rtl-optimization/69291
17209 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
17210 noce_operand_ok check.
17212 2016-02-16 Tom de Vries <tom@codesourcery.com>
17215 * omp-low.c (simd_clone_create): Remove call to
17216 symtab->call_cgraph_insertion_hooks.
17218 2016-02-16 Jakub Jelinek <jakub@redhat.com>
17220 PR tree-optimization/69802
17221 * tree-ssa-reassoc.c (update_range_test): If op is
17222 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
17223 op == 1 test of precision 1 integral op, otherwise handle
17224 that case as op itself. Fix up formatting.
17225 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
17228 2016-02-16 Richard Biener <rguenther@suse.de>
17230 PR tree-optimization/69586
17231 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
17232 types for conversion sources.
17234 2016-02-16 Richard Biener <rguenther@suse.de>
17236 PR middle-end/69801
17237 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
17238 mask OEP_ADDRESS_OF.
17240 2016-02-16 Alan Modra <amodra@gmail.com>
17243 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
17244 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
17245 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
17247 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
17248 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
17249 (p8_fmrgow_<mode>): Likewise.
17250 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
17252 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
17253 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
17254 to use movdi_internal64. Remove op0_di.
17255 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
17257 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
17259 Add support for the FCCMP insn types
17261 * config/aarch64/aarch64.md (fccmp): Change insn type.
17262 (fccmpe): Likewise.
17263 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
17264 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
17265 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
17266 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
17267 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
17268 * config/arm/types.md (fccmps): Add new insn type.
17269 (fccmpd): Likewise.
17271 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
17273 * alias.c (get_alias_set): Fix a typo in comment.
17275 2016-02-15 Richard Biener <rguenther@suse.de>
17277 PR tree-optimization/69595
17278 * match.pd: Complete range test simplification to true.
17280 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
17282 PR rtl-optimization/69648
17283 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
17284 pic_offset_table_rtx.
17286 PR rtl-optimization/69752
17287 * ira.c (update_equiv_regs): When looking for more than a single SET,
17288 also take other side effects into account.
17290 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17292 * config/s390/s390.c (s390_function_profiler): Add a new sequence
17293 for z900+ CPUs in 31-bit mode.
17295 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
17297 * common/config/s390/s390-common.c (s390_supports_split_stack):
17299 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
17300 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
17301 * config/s390/s390.c (struct machine_function): New field
17302 split_stack_varargs_pointer.
17303 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
17304 in s390_emit_prologue.
17305 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
17307 (morestack_ref): New global.
17308 (SPLIT_STACK_AVAILABLE): New macro.
17309 (s390_expand_split_stack_prologue): New function.
17310 (s390_live_on_entry): New function.
17311 (s390_va_start): Use split-stack vararg pointer if appropriate.
17312 (s390_asm_file_end): Emit the split-stack note sections.
17313 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
17314 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
17315 (UNSPECV_SPLIT_STACK_CALL): New unspec.
17316 (UNSPECV_SPLIT_STACK_DATA): New unspec.
17317 (split_stack_prologue): New expand.
17318 (split_stack_space_check): New expand.
17319 (split_stack_data): New insn.
17320 (split_stack_call): New expand.
17321 (split_stack_call_*): New insn.
17322 (split_stack_cond_call): New expand.
17323 (split_stack_cond_call_*): New insn.
17325 2016-02-15 Richard Biener <rguenther@suse.de>
17327 PR tree-optimization/69783
17328 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17329 Add trivially correct cases.
17331 2016-02-15 Tom de Vries <tom@codesourcery.com>
17334 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
17336 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
17338 2016-02-15 Richard Biener <rguenther@suse.de>
17340 PR tree-optimization/69776
17341 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
17342 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
17343 indicate whether we can use TBAA to disambiguate against stores.
17344 Use alias-set zero if not.
17345 (visit_reference_op_store): Do not use TBAA when looking up
17347 * tree-ssa-pre.c (compute_avail): Use TBAA here.
17348 (eliminate_dom_walker::before_dom_children): But not when looking
17349 up redundant stores.
17351 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
17353 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
17355 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17357 * config/i386/znver1.md
17358 (znver1_pop, znver1_pop_mem,
17359 znver1_load_imov_double_store,
17360 znver1_load_imov_direct_store,
17361 znver1_load_imov_direct_load,
17362 znver1_load_imov_double_load): Add new.
17363 (znver1_insn, znver1_insn_load): Add icmov type.
17364 (znver1_sseavx_fma,
17365 znver1_sseavx_fma_load,
17367 znver1_avx256_fma_load): Fix pipe usage.
17369 2016-02-14 Alan Modra <amodra@gmail.com>
17372 * reload.c (find_reloads_address_1): For pre/post-inc/dec
17373 with an invalid hard reg, reload just the reg not the entire
17374 pre/post-inc/dec address expression.
17376 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17379 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
17380 fixed R1_REG scratch reg.
17381 (sibcall_value_pcrel_fdpic): Likewise.
17383 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
17387 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
17389 2016-02-12 Walter Lee <walt@tilera.com>
17391 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
17392 * config/tilegx/t-tilegx: Likewise.
17394 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17397 * diagnostic-show-locus.c (struct line_span): New struct.
17398 (layout::get_first_line): Delete.
17399 (layout::get_last_line): Delete.
17400 (layout::get_num_line_spans): New member function.
17401 (layout::get_line_span): Likewise.
17402 (layout::print_heading_for_line_span_index_p): Likewise.
17403 (layout::get_expanded_location): Likewise.
17404 (layout::calculate_line_spans): Likewise.
17405 (layout::m_first_line): Delete.
17406 (layout::m_last_line): Delete.
17407 (layout::m_line_spans): New field.
17408 (layout::layout): Update comment. Replace m_first_line and
17409 m_last_line with m_line_spans, replacing their initialization
17410 with a call to calculate_line_spans.
17411 (diagnostic_show_locus): When printing source lines and
17412 annotations, rather than looping over a single span
17413 of lines, instead loop over each line_span within
17414 the layout, with an inner loop over the lines within them.
17415 Call the context's start_span callback when changing line spans.
17416 * diagnostic.c (diagnostic_initialize): Initialize start_span.
17417 (diagnostic_build_prefix): Break out the building of the location
17418 part of the string into...
17419 (diagnostic_get_location_text): ...this new function, rewriting
17420 it from nested ternary expressions to a sequence of "if"
17422 (default_diagnostic_start_span_fn): New function.
17423 * diagnostic.h (diagnostic_start_span_fn): New typedef.
17424 (diagnostic_context::start_span): New field.
17425 (default_diagnostic_start_span_fn): New prototype.
17427 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17430 * gcc.c (driver::finalize): Fix cleanup of "specs".
17432 2016-02-12 David Malcolm <dmalcolm@redhat.com>
17436 * gcc.c (driver::driver): Initialize m_option_suggestions.
17437 (driver::~driver): Clean up m_option_suggestions.
17438 (suggest_option): Convert to...
17439 (driver::suggest_option): ...this, and split out into
17440 driver::build_option_suggestions and find_closest_string.
17441 (driver::build_option_suggestions): New function, from
17442 first half of suggest_option. Special-case
17443 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
17444 the sanitizer_opts array. For options of enum types, add the
17445 various enum values to the candidate strings.
17446 (driver::handle_unrecognized_options): Remove "const".
17447 * gcc.h (driver::handle_unrecognized_options): Likewise.
17448 (driver::build_option_suggestions): New decl.
17449 (driver::suggest_option): New decl.
17450 (driver::m_option_suggestions): New field.
17451 * opts-common.c (add_misspelling_candidates): New function.
17452 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
17453 and make non-static.
17454 * opts.h (sanitizer_opts): New array decl.
17455 (add_misspelling_candidates): New function decl.
17456 * spellcheck.c (find_closest_string): New function.
17457 * spellcheck.h (find_closest_string): New function decl.
17459 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17461 PR rtl-optimization/69764
17462 PR rtl-optimization/69771
17463 * optabs.c (expand_binop_directly): For shift_optab_p, force
17464 convert_modes with VOIDmode if xop1 has VOIDmode.
17466 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
17469 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
17470 to correctly determine instrumentation thunks.
17472 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17475 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
17476 type by reference, force lhs on the call.
17479 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
17480 Compute retval and retbnd early in all cases if split_part_return_p
17481 and return_bb is not EXIT. Remove all clobber stmts and reset
17482 all debug stmts that refer to SSA_NAMEs defined in split part,
17483 except if it is retval, in that case replace the old retval with the
17484 lhs of the call to the split part.
17486 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17489 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17491 PR middle-end/66726
17492 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17493 whose result is used in PHI.
17494 (maybe_optimize_range_tests): Likewise.
17495 (final_range_test_p): Likweise.
17497 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17499 PR middle-end/66726
17500 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
17501 whose result is used in PHI.
17502 (maybe_optimize_range_tests): Likewise.
17503 (final_range_test_p): Likweise.
17505 2016-02-12 Jakub Jelinek <jakub@redhat.com>
17507 * cgraph.c: Spelling fixes - behaviour -> behavior and
17508 neighbour -> neighbor.
17509 * target.def: Likewise.
17510 * sel-sched.c: Likewise.
17511 * config/mips/mips.c: Likewise.
17512 * config/arc/arc.md: Likewise.
17513 * config/arm/cortex-a57.md: Likewise.
17514 * config/arm/arm.c: Likewise.
17515 * config/arm/neon.md: Likewise.
17516 * config/arm/arm-c.c: Likewise.
17517 * config/vms/vms-c.c: Likewise.
17518 * config/s390/s390.c: Likewise.
17519 * config/i386/znver1.md: Likewise.
17520 * config/i386/i386.c: Likewise.
17521 * config/ia64/hpux-unix2003.h: Likewise.
17522 * config/msp430/msp430.md: Likewise.
17523 * config/rx/rx.c: Likewise.
17524 * config/rx/rx.md: Likewise.
17525 * config/aarch64/aarch64-simd.md: Likewise.
17526 * config/aarch64/aarch64.c: Likewise.
17527 * config/nvptx/nvptx.c: Likewise.
17528 * config/bfin/bfin.c: Likewise.
17529 * config/cris/cris.opt: Likewise.
17530 * config/rs6000/rs6000.c: Likewise.
17531 * target.h: Likewise.
17532 * spellcheck.c: Likewise.
17533 * ira-build.c: Likewise.
17534 * tree-inline.c: Likewise.
17535 * builtins.c: Likewise.
17536 * lra-constraints.c: Likewise.
17537 * explow.c: Likewise.
17538 * hwint.h: Likewise.
17539 * targhooks.c: Likewise.
17540 * tree-vect-data-refs.c: Likewise.
17541 * expr.c: Likewise.
17542 * doc/tm.texi: Likewise.
17543 * doc/extend.texi: Likewise.
17544 * doc/install.texi: Likewise.
17545 * doc/md.texi: Likewise.
17546 * tree-ssa-tail-merge.c: Likewise.
17547 * sched-int.h: Likewise.
17548 * match.pd: Likewise.
17549 * sched-ebb.c: Likewise.
17550 * target.def (omit_struct_return_reg): Likewise.
17551 * gimple-ssa-isolate-paths.c: Likewise.
17552 (find_implicit_erroneous_behaviour): Renamed to...
17553 (find_implicit_erroneous_behavior): ... this.
17554 (find_explicit_erroneous_behaviour): Renamed to...
17555 (find_explicit_erroneous_behavior): ... this.
17556 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
17558 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
17560 PR rtl-optimization/64682
17561 PR rtl-optimization/69567
17562 PR rtl-optimization/69737
17563 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
17564 in I2 as well, just lose it.
17566 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17568 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
17570 (aarch64_last_printed_tune_string): Likewise.
17571 (aarch64_declare_function_name): Only output .arch assembler
17572 directive if it will be different from the previously output
17573 directive. Same for .tune comment but only if -dA is set.
17574 (aarch64_start_file): New function.
17575 (TARGET_ASM_FILE_START): Define.
17577 2016-02-11 David Malcolm <dmalcolm@redhat.com>
17580 * Makefile.in (PLUGIN_HEADERS): Add params.list.
17582 2016-02-11 Jakub Jelinek <jakub@redhat.com>
17585 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
17586 -Wmaybe-uninitialized warning.
17588 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
17591 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
17593 2016-02-11 Richard Biener <rguenther@suse.de>
17595 PR rtl-optimization/69291
17596 * ifcvt.c (noce_try_store_flag_constants): Do not allow
17597 subexpressions affected by changing the result.
17599 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
17602 * lra-constraints.c (curr_insn_transform): Find in/out operands
17603 for secondary memory moves. Update dups.
17605 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
17607 PR tree-optimization/69652
17608 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
17609 to nested loop, did source re-formatting, skip debug statements,
17610 add check on statement with volatile operand, remove dead scalar
17613 2016-02-10 Jakub Jelinek <jakub@redhat.com>
17614 Patrick Palka <ppalka@gcc.gnu.org>
17618 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
17619 calls if the return type is TREE_ADDRESSABLE.
17620 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
17621 * ipa-split.c (split_function): Fix doubled "we" in comment.
17622 Use void return type for the split part even if
17623 !split_point->split_part_set_retval.
17625 2016-02-10 Bin Cheng <bin.cheng@arm.com>
17627 PR tree-optimization/68021
17628 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
17629 when computing the value of biv cand by itself.
17631 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17633 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
17634 (cortexa57_tunings): Likewise.
17635 (cortexa72_tunings): Likewise.
17636 (arch_macro_fusion_pair_p): Add support for AES fusion.
17637 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
17638 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
17639 Allow virtual registers before reload so early scheduling works.
17640 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
17641 correct latency and pipeline.
17642 (cortex_a57_crypto_complex): Likewise.
17643 (cortex_a57_crypto_xor): Likewise.
17644 (define_bypass): Add AES bypass.
17646 2016-02-10 Richard Biener <rguenther@suse.de>
17648 PR tree-optimization/69726
17649 * passes.def: Add DCE pass before late uninit.
17650 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
17651 really fixup if-conversions job.
17653 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
17655 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
17656 (arm_cortex_a57_tune): Likewise.
17657 (aarch_macro_fusion_pair_p): Add support for AES fusion.
17658 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
17660 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
17662 * timevar.def (TV_PHASE_DBGINFO): Delete.
17663 (TV_PHASE_CHECK_DBGINFO): Likewise.
17664 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
17666 2016-02-10 Richard Biener <rguenther@suse.de>
17668 PR tree-optimization/69719
17669 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17670 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
17672 2016-02-09 Andrew Pinski <apinski@cavium.com>
17675 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
17676 get_vcond_mask_icode returns false.
17678 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
17681 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
17682 an ADDIS that adds a pointer to a large constant that sets the
17683 upper16 bits with a load operation.
17685 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17688 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
17690 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
17692 (vzipq_s16): Likewise.
17693 (vzipq_s32): Likewise.
17694 (vzipq_f32): Likewise.
17695 (vzipq_u8): Likewise.
17696 (vzipq_u16): Likewise.
17697 (vzipq_u32): Likewise.
17698 (vzipq_p8): Likewise.
17699 (vzipq_p16): Likewise.
17701 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
17704 * config/arm/arm.c (neon_endian_lane_map): New function.
17705 (neon_vector_pair_endian_lane_map): New function.
17706 (arm_evpc_neon_vuzp): Allow for big endian lane order.
17707 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
17709 (vuzpq_s16): Likewise.
17710 (vuzpq_s32): Likewise.
17711 (vuzpq_f32): Likewise.
17712 (vuzpq_u8): Likewise.
17713 (vuzpq_u16): Likewise.
17714 (vuzpq_u32): Likewise.
17715 (vuzpq_p8): Likewise.
17716 (vuzpq_p16): Likewise.
17718 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
17721 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
17724 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
17726 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
17727 truncate const_int operand 1 to QImode.
17729 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
17731 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
17732 corresponding to an abnormal edge.
17734 2016-02-09 Tom de Vries <tom@codesourcery.com>
17736 PR tree-optimization/69599
17737 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
17739 (find_func_aliases_for_builtin_call, find_func_clobbers)
17740 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
17743 2016-02-09 Richard Biener <rguenther@suse.de>
17745 PR tree-optimization/69715
17746 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
17747 LHS on calls as non-rewritable.
17749 2016-02-09 Tom de Vries <tom@codesourcery.com>
17752 * lto-wrapper.c (append_diag_options): New function.
17753 (compile_offload_image): Call append_diag_options.
17755 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
17758 * doc/extend.texi (Flag Output Operands): Correct sectioning.
17759 Minor copy-edit to fix verb tenses.
17761 2016-02-08 Jakub Jelinek <jakub@redhat.com>
17763 PR tree-optimization/69209
17764 * ipa-split.c (split_function): If split part is not
17765 returning retval, retval has gimple type but is not
17766 gimple value, force it into a SSA_NAME first.
17768 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
17770 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
17773 2016-02-08 Jason Merrill <jason@redhat.com>
17776 * convert.c (convert_to_integer_1): Check dofold on truncation
17778 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
17779 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
17780 Rename from *_nofold.
17781 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
17782 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
17784 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
17787 * tree.c (build_common_tree_nodes): Remove short_double argument.
17788 All callers changed.
17789 * tree.h (build_common_tree_nodes): Adjust declaration.
17790 * doc/invoke.texi (-fshort-double): Remove documentation.
17791 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
17792 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
17793 * lto-wrapper.c (merge_and_complain, append_compiler_options)
17794 (append_linker_options): Don't handle OPT_fshort_double.
17796 PR rtl-optimization/68730
17797 * lra-remat.c (insn_to_cand_activation): New static variable.
17798 (lra_remat): Allocate and free it.
17799 (create_cand): New arg activation. Initialize a field in
17800 insn_to_cand_activation if it is nonnull.
17801 (create_cands): Pass the activation insn to create_cand when making
17802 a candidate involving an output reload. Reorganize code a little.
17803 (do_remat): Keep track of active status of candidates in a separate
17806 2016-02-08 Richard Biener <rguenther@suse.de>
17808 PR tree-optimization/69719
17809 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
17810 Properly use absolute of the difference of the two offsets to
17811 compare or adjust the segment length.
17813 2016-02-08 Richard Biener <rguenther@suse.de>
17814 Jeff Law <law@redhat.com>
17817 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
17818 types for anonymous SSA names.
17820 2016-02-08 Richard Biener <rguenther@suse.de>
17822 PR rtl-optimization/69274
17823 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
17825 2016-02-08 Jeff Law <law@redhat.com>
17827 PR tree-optimization/65917
17828 * tree-ssa-dom.c (record_temporary_equivalences): Record both
17829 equivalences from if (x == y) style conditionals.
17830 (loop_depth_of_name): Remove.
17831 (record_equality): Remove loop depth check.
17832 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
17833 (const_and_copies::record_const_or_copy_raw): New member function.
17834 * tree-ssa-scopedtables.c
17835 (const_and_copies::record_const_or_copy_raw): New, factored out of
17836 (const_and_copies::record_const_or_copy): Call new member function.
17838 2016-02-05 Jeff Law <law@redhat.com>
17840 PR tree-optimization/68541
17841 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
17842 (count_stmts_in_block): New function.
17843 (poor_ifcvt_candidate_code): Likewise.
17844 (is_feasible_trace): Add some heuristics to determine when path
17845 splitting is profitable.
17846 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
17847 is a diamond with a single exit.
17849 2016-02-05 Martin Sebor <msebor@redhat.com>
17852 * doc/invoke.texi: Update -Wplacement-new to take an optional
17855 2016-02-06 Richard Henderson <rth@redhat.com>
17858 * tree.c (tree_nop_conversion_p): Do not strip casts into or
17859 out of non-standard address spaces.
17861 2016-02-05 Jakub Jelinek <jakub@redhat.com>
17863 PR rtl-optimization/69691
17864 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
17866 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
17868 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
17869 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
17870 (*ieee128_mfvsrd_64bit): Likewise.
17871 (*ieee128_mfvsrd_32bit): Likewise.
17873 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
17877 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17879 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
17880 instrumented_version.
17882 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
17884 * doc/invoke.texi (Optimize Options): In table of --param options
17885 rename second occurrence of tracer-min-branch-ratio to
17886 tracer-min-branch-probability, rename
17887 tracer-min-branch-ratio-feedback to
17888 tracer-min-branch-probability-feedback and clarify description,
17889 rename sched-spec-state-edge-prob-cutoff to
17890 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
17891 to selsched-insns-to-rename, rename lto-minpartition to
17892 lto-min-partition, delete reorder-blocks-duplicate and
17893 reorder-blocks-duplicate-feedback.
17895 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17897 * config/s390/s390.c (s390_register_info_set_ranges): Remove
17900 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
17902 * doc/extend.texi: S/390: Correct some typos.
17904 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17906 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
17908 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17911 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
17912 (s390_register_info_gprtofpr): Use new macros above.
17913 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
17915 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
17916 its name. Adjust restore and save gpr ranges.
17917 (s390_register_info_set_ranges): New function.
17918 (s390_register_info): Use new macros above. Call
17919 s390_register_info_set_ranges.
17920 (s390_optimize_register_info): Likewise.
17921 (s390_hard_regno_rename_ok): Use new macros.
17922 (s390_hard_regno_scratch_ok): Likewise.
17923 (s390_emit_epilogue): Likewise.
17924 (s390_can_use_return_insn): Likewise.
17925 (s390_optimize_prologue): Likewise.
17926 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
17928 2016-02-05 Jakub Jelinek <jakub@redhat.com>
17931 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
17933 (ix86_option_override_internal): Disable TARGET_STV even for
17934 -m{incoming,preferred}-stack-boundary=3.
17936 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17938 * config.gcc: Mark deprecated rtems targets as obsolete.
17940 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
17942 PR rtl-optimization/64682
17943 PR rtl-optimization/69567
17944 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
17945 before I2 only if the register is both used and set in I2.
17947 2016-02-04 DJ Delorie <dj@redhat.com>
17949 * config/msp430/msp430.c (msp430_start_function): Add function type.
17951 2016-02-04 Jakub Jelinek <jakub@redhat.com>
17954 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
17956 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
17958 PR rtl-optimization/69577
17960 2015-10-29 Richard Henderson <rth@redhat.com>
17964 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
17965 sse check to the exact conditions of PR 67609.
17967 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17970 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
17971 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
17972 not allowed into the traditional Altivec registers.
17973 (movtd_64bit_nodm): Likewise.
17974 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
17976 2016-02-04 David Malcolm <dmalcolm@redhat.com>
17978 * config/aarch64/cortex-a57-fma-steering.c
17979 (aarch64_register_fma_steering): Remove "static" from arguments
17982 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
17985 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
17986 twice when complex.
17988 2016-02-04 Mike Frysinger <vapier@gentoo.org>
17990 * doc/invoke.texi: Delete -mno-fma4.
17992 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
17994 PR rtl-optimization/69577
17995 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
17996 (find_subregs_of_mode): Update accordingly. Iterate over partial
17999 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
18001 * config/arm/arm-protos.h (neon_reinterpret): Remove.
18002 * config/arm/arm.c (neon_reinterpret): Remove.
18003 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
18004 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
18005 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
18006 vreinterpretti): Remove.
18007 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
18008 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
18009 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
18010 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
18011 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
18012 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
18013 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
18014 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
18015 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
18016 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
18017 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
18018 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
18019 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
18020 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
18021 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
18022 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
18023 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
18024 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
18025 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
18026 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
18027 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
18028 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
18029 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
18030 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
18031 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
18032 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
18033 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
18034 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
18035 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
18036 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
18037 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
18038 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
18039 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
18040 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
18041 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
18042 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
18043 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
18044 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
18045 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
18046 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
18047 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
18048 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
18049 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
18050 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
18051 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
18052 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
18053 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
18054 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
18055 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
18056 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
18057 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
18058 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
18059 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
18060 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
18061 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
18062 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
18063 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
18064 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
18065 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
18066 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
18067 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
18068 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
18069 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
18070 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
18071 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
18072 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
18073 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
18074 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
18075 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
18076 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
18077 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
18078 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
18079 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
18080 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
18081 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
18082 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
18083 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
18084 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
18085 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
18086 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
18087 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
18088 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
18089 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
18090 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
18091 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
18092 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
18093 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
18094 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
18095 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
18096 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
18097 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
18098 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
18099 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
18100 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
18101 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
18102 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
18103 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
18104 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
18105 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
18106 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
18107 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
18108 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
18109 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
18111 2016-02-04 Martin Liska <mliska@suse.cz>
18114 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
18115 that are gimple_store_p.
18116 (maybe_instrument_call): Likewise.
18118 2016-02-04 Bin Cheng <bin.cheng@arm.com>
18120 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
18121 register scaling out of memory reference and comment why.
18123 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18127 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
18128 folding the source of a SET.
18130 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18134 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
18135 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
18137 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
18141 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
18144 2016-02-04 Christian Bruel <christian.bruel@st.com>
18146 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
18147 * config/arm/arm.c (arm_set_current_function): Likewise.
18149 2016-02-04 Jakub Jelinek <jakub@redhat.com>
18150 Ilya Enkovich <enkovich.gnu@gmail.com>
18151 H.J. Lu <hongjiu.lu@intel.com>
18154 * config/i386/i386.c (convert_scalars_to_vector): Remove
18155 stack alignment fixes.
18156 (ix86_option_override_internal): Disable TARGET_STV if stack
18157 might not be aligned enough.
18158 (ix86_minimum_alignment): Assert that TARGET_STV is false.
18160 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
18162 * config/i386/x86-tune.def: Disable default prefetching
18165 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
18166 Vladimir Makarov <vmakarov@redhat.com>
18169 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
18170 in validating fused toc addresses.
18172 2016-02-03 Jakub Jelinek <jakub@redhat.com>
18175 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
18176 range->m_caret fields if range->m_show_caret_p is false.
18179 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18180 Force oldval into register if it does not satisfy reg_or_short_operand
18181 predicate. Fix up formatting.
18183 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
18184 Alexandre Oliva <aoliva@redhat.com>
18187 * lra-constraints.c (simplify_operand_subreg): Check additionally
18188 address validity after potential reloading.
18189 (process_address_1): Check insns validity. In case of failure do
18192 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
18195 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
18198 2016-02-02 Jakub Jelinek <jakub@redhat.com>
18200 * wide-int.cc (canonize_uhwi): New function.
18201 (wi::divmod_internal): Use it.
18203 2016-02-02 James Norris <jnorris@codesourcery.com
18205 * gimplify.c (omp_notice_variable): Add usage check.
18207 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
18209 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
18210 like LE, GE, LT, GT when emitting relational operator.
18212 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18214 * ira-costs.c (find_costs_and_classes): Add extra argument.
18215 * target.def (ira_change_pseudo_allocno_class): Add parameter.
18216 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
18217 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
18218 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
18219 Add best_class parameter, and return it if not ALL_REGS.
18220 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
18222 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
18223 Update target hook.
18225 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
18227 * config/aarch64/aarch64.c
18228 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
18229 (aarch64_ira_change_pseudo_allocno_class): New function.
18231 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
18236 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18238 * config/avr/avr.c (avr_option_override): Set
18239 PARAM_ALLOW_STORE_DATA_RACES to 1.
18241 2016-02-02 Richard Biener <rguenther@suse.de>
18243 PR tree-optimization/69595
18244 * match.pd: Add range test simplifications to true/false.
18246 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
18248 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
18249 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
18252 2016-02-02 Richard Biener <rguenther@suse.de>
18254 PR tree-optimization/69606
18255 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
18256 info on the result before moving a stmt.
18258 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
18260 PR middle-end/68542
18261 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
18262 branch with vector comparison.
18263 * config/i386/sse.md (VI48_AVX): New mode iterator.
18264 (define_expand "cbranch<mode>4): Add support for conditional branch
18265 with vector comparison.
18266 * tree-vect-loop.c (optimize_mask_stores): New function.
18267 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
18268 has_mask_store field of vect_info.
18269 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
18270 vectorized loops having masked stores after vec_info destroy.
18271 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
18272 correspondent macros.
18273 (optimize_mask_stores): Add prototype.
18275 2016-02-02 Alan Modra <amodra@gmail.com>
18278 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
18281 2016-02-02 Alan Modra <amodra@gmail.com>
18284 * config/rs6000/rs6000.c (need_toc_init): New var, set it
18285 whenever toc_label_name used.
18286 (rs6000_file_start): Don't set up toc section here,
18287 (rs6000_output_function_epilogue): do so here instead,
18288 (rs6000_xcoff_file_start): and here.
18289 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
18290 (load_toc_aix_di): Likewise.
18292 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18294 PR rtl-optimization/69592
18295 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
18296 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
18297 (num_sign_bit_copies_binary_arith_p): New inline function.
18298 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
18300 2016-02-01 Jeff Law <law@redhat.com>
18302 PR tree-optimization/69580
18303 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
18304 * tree-ssa-threadbackward.c
18305 (fsm_find_control_statement_thread_paths): Do not try to walk
18306 through large PHI nodes.
18308 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18310 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
18311 when count is incremented above limit, don't analyze further
18314 * omp-low.c (oacc_parse_default_dims): Avoid
18315 -Wsign-compare warning, make sure value fits into int
18316 rather than just unsigned int.
18318 2016-02-01 Bin Cheng <bin.cheng@arm.com>
18320 PR tree-optimization/67921
18321 * fold-const.c (split_tree): New parameters. Convert pointer
18322 type variable part to proper type before negating.
18323 (fold_binary_loc): Pass new arguments to split_tree.
18325 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
18327 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
18328 (nvptx_goacc_validate_dims): Extend to handle global defaults.
18329 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
18330 * doc/tm.texti: Rebuilt.
18331 * doc/invoke.texi (fopenacc-dim): Document.
18332 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
18333 (append_compiler_options): Likewise.
18334 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
18335 (oacc_parse_default_dims): New.
18336 (oacc_validate_dims): Add USED arg. Select non-unity default when
18338 (oacc_loop_fixed_partitions): Return mask of used partitions.
18339 (oacc_loop_auto_partitions): Emit dump info.
18340 (oacc_loop_partition): Return mask of used partitions.
18341 (execute_oacc_device_lower): Parse default dimension arg. Adjust
18342 loop partitioning and validation calls.
18344 2016-02-01 Richard Biener <rguenther@suse.de>
18346 PR middle-end/69556
18347 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
18349 2016-02-01 Richard Biener <rguenther@suse.de>
18351 PR tree-optimization/69574
18352 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
18353 of asserting return chrec_dont_know.
18355 2016-02-01 Martin Liska <mliska@suse.cz>
18357 * mem-stats-traits.h: Add copyright header.
18358 * mem-stats.h: Likewise.
18360 2016-02-01 Richard Biener <rguenther@suse.de>
18362 PR tree-optimization/69579
18363 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
18364 Do not propagate through abnormal PHI results.
18366 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
18368 * postreload.c (reload_cse_simplify): Remove dead code.
18370 2016-02-01 Jakub Jelinek <jakub@redhat.com>
18372 PR rtl-optimization/69570
18373 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
18374 if there is more than one set, not if there is a single set.
18376 2016-02-01 Richard Henderson <rth@redhat.com>
18379 * combine.c (make_compound_operation): When looking through a
18380 subreg, make sure to re-extend to the width of the outer mode.
18382 2016-01-30 Jakub Jelinek <jakub@redhat.com>
18384 PR tree-optimization/69546
18385 * wide-int.cc (wi::divmod_internal): For unsigned division
18386 where both operands fit into uhwi, if o1 is 1 and o0 has
18387 msb set, if divident_prec is larger than bits per hwi,
18388 clear another quotient word and return 2 instead of 1.
18389 Similarly for remainder with msb in HWI set, if dividend_prec
18390 is larger than bits per hwi.
18392 2016-01-29 Martin Jambor <mjambor@suse.cz>
18394 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
18395 Use short lowercase names.
18396 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
18397 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
18398 acq_rel one. Protect warning agains segfaults if
18399 get_memory_order_name returns NULL.
18400 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
18401 with release semantics. Do not warn if get_memory_order already did.
18402 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
18403 semantics. Fix check for relaxed or acquire semantics. Do not warn
18404 if get_memory_order already did.
18406 2016-01-29 Sebastian Pop <s.pop@samsung.com>
18408 * doc/install.texi: Document that isl-0.16 is supported.
18410 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
18413 * config/i386/constraints.md (Bm): Describe as special memory
18415 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
18416 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18417 * genpreds.c (struct constraint_data): Add is_special_memory.
18418 (have_special_memory_constraints, special_memory_start): New
18420 (special_memory_end): Ditto.
18421 (add_constraint): Add new arg is_special_memory. Add code to
18422 process its true value. Update have_special_memory_constraints.
18423 (process_define_constraint): Pass the new arg.
18424 (process_define_register_constraint): Ditto.
18425 (choose_enum_order): Process special memory.
18426 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
18427 function insn_extra_special_memory_constraint.
18428 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18429 * gensupport.c (process_rtx): Process
18430 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
18431 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
18432 * ira-lives.c (single_reg_class): Use
18433 insn_extra_special_memory_constraint.
18434 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
18435 * lra-constraints.c (process_alt_operands): Ditto.
18436 (curr_insn_transform): Use insn_extra_special_memory_constraint.
18437 * recog.c (asm_operand_ok, preprocess_constraints): Process
18439 * reload.c (find_reloads): Ditto.
18440 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
18441 * stmt.c (parse_input_constraint): Use
18442 insn_extra_special_memory_constraint.
18444 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18447 * lra-splill.c (lra_final_code_change): Revert r229087 by
18448 removing all sub-registers.
18450 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
18453 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
18455 2016-01-29 Jakub Jelinek <jakub@redhat.com>
18458 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
18459 SSE1, copy target into the temporary reg first before recursing
18462 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
18464 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
18467 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18469 * ginclude/stdarg.h: Test __cplusplus instead of
18470 __GXX_EXPERIMENTAL_CXX0X__.
18472 2016-01-29 Richard Biener <rguenther@suse.de>
18474 PR tree-optimization/69547
18475 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
18476 Do not mark clobbers necessary.
18477 (mark_all_reaching_defs_necessary_1): Likewise.
18479 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18481 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
18482 declaration name with %qs and print it in both error messages.
18483 Also fix indentation.
18485 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18488 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
18489 trailing blank line from error message.
18491 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
18494 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
18497 2016-01-29 Richard Biener <rguenther@suse.de>
18499 PR middle-end/69537
18500 * match.pd: Allow all integral types when simplifying a
18501 widening or sign-changing conversion.
18503 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18505 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
18506 back to setting codegen_error to fail codegen.
18508 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
18511 * config/i386/constraints.md (C): Only accept constant zero operand.
18512 (BC): New constraint.
18513 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
18514 instead of C constraint.
18515 * doc/md.texi (Machine Constraints): Update description
18518 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
18521 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
18523 2016-01-28 Jakub Jelinek <jakub@redhat.com>
18525 PR middle-end/69542
18526 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
18529 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
18531 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
18532 branches if using guessed profile.
18534 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
18536 * graphite-optimize-isl.c (optimize_isl): Fix dump.
18538 2016-01-28 Richard Henderson <rth@redhat.com>
18541 * config/aarch64/aarch64-modes.def (CC_Cmode): New
18542 * config/aarch64/aarch64-protos.h: Update.
18543 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
18544 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
18545 (aarch64_get_condition_code_1): Handle CC_Cmode.
18546 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
18547 (*add<mode>3_compareC_cconly_imm): New.
18548 (*add<mode>3_compareC_cconly): New.
18549 (*add<mode>3_compareC_imm): New.
18550 (add<mode>3_compareC): New.
18551 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
18552 to be first. Use aarch64_carry_operation.
18553 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
18554 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
18555 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
18556 (subti3): Use subdi3_compare1.
18557 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
18558 (sub<mode>3_compare1): New.
18559 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
18560 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
18561 (*subsi3_carryin_uxtw): Likewise.
18562 (*ngc<mode>, *ngcsi_uxtw): Likewise.
18563 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
18564 * config/aarch64/iterators.md (DWI): New.
18565 * config/aarch64/predicates.md (aarch64_carry_operation): New.
18566 (aarch64_borrow_operation): New.
18568 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18570 * graphite-optimize-isl.c (optimize_isl): Print a different debug
18571 message when isl does not return a valid schedule.
18573 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18575 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
18576 Remove comments from class declarations: they are already in the code
18579 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18581 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
18583 (ternary_op_to_tree): Same.
18584 (unary_op_to_tree): Same.
18585 (nary_op_to_tree): Same.
18586 (gcc_expression_from_isl_expr_op): Same.
18587 (gcc_expression_from_isl_expression): Same.
18588 (graphite_create_new_loop): Same.
18589 (graphite_create_new_loop_guard): Same.
18590 (build_iv_mapping): Same.
18591 (graphite_create_new_guard): Same.
18592 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
18593 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
18595 2016-01-28 Sebastian Pop <s.pop@samsung.com>
18597 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
18598 instead of setting codegen_error to fail codegen.
18600 2016-01-28 Jason Merrill <jason@redhat.com>
18602 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
18604 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18606 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18607 Remove CONST_INT_P check in CCMP cost calculation.
18609 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18611 * config/aarch64/aarch64.c (generic_vector_cost):
18612 Set vec_permute_cost.
18613 (cortexa57_vector_cost): Likewise.
18614 (exynosm1_vector_cost): Likewise.
18615 (xgene1_vector_cost): Likewise.
18616 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
18617 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
18618 Add vec_permute_cost entry.
18620 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
18622 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
18624 (add<mode>3_compare0): Likewise.
18625 (addsi3_compare0_uxtw): Likewise.
18626 (add<mode>3nr_compare0): Likewise.
18627 (compare_neg<mode>): Likewise.
18628 (<optab><mode>3): Likewise.
18630 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
18632 * tree-vect-stmts.c (vectorizable_comparison): Add
18633 NULL check for vectype.
18635 2016-01-28 Richard Biener <rguenther@suse.de>
18637 PR tree-optimization/69466
18638 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
18639 Account for PHIs we couldn't duplicate.
18641 2016-01-28 Martin Liska <mliska@suse.cz>
18644 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
18645 instead of ENABLE_VALGRIND_CHECKING.
18647 2016-01-27 Richard Henderson <rth@redhat.com>
18650 * lra-remat.c (subreg_regs): New.
18651 (dump_candidates_and_remat_bb_data): Dump it.
18652 (operand_to_remat): Reject if operand in subreg_regs.
18653 (set_bb_regs): Collect subreg_regs.
18654 (lra_remat): Init and free subreg_regs. Compute
18655 calculate_local_reg_remat_bb_data before create_cands.
18657 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
18660 * config/i386/i386.c (ix86_update_stack_boundary): Don't
18661 change stack_alignment_needed for __tls_get_addr call.
18663 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
18665 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
18667 2016-01-27 Jeff Law <law@redhat.com>
18669 PR tree-optimization/68398
18670 PR tree-optimization/69196
18671 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
18672 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
18673 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18674 Only count PHIs in the last block in the path. The others will
18675 const/copy propagate away. Add heuristic to allow more irreducible
18676 subloops to be created when it is likely profitable to do so.
18678 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18679 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
18680 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
18682 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18685 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
18686 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
18687 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
18688 * tree-streamer-in.c: Include asan.h.
18689 (streamer_get_builtin_tree): For builtins in sanitizer
18690 range call initialize_sanitizer_builtins and retry.
18692 2016-01-27 Ian Lance Taylor <iant@google.com>
18694 * common.opt (fkeep-gc-roots-live): New undocumented option.
18695 * tree-ssa-loop-ivopts.c (add_candidate_1): If
18696 -fkeep-gc-roots-live, skip pointers.
18697 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
18700 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
18703 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
18704 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
18706 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
18709 * configure.ac: NetBSD provides SSP in its C library.
18710 * configure: Updated.
18712 2016-01-27 Richard Biener <rguenther@suse.de>
18714 PR tree-optimization/69166
18715 * tree-vect-loop.c (vect_is_simple_reduction): Always check
18716 reduction code for commutativity / associativity.
18718 2016-01-27 Martin Jambor <mjambor@suse.cz>
18720 PR tree-optimization/69355
18721 * tree-sra.c (analyze_access_subtree): Correct hole detection when
18722 total_scalarization fails.
18724 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
18726 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
18729 2016-01-27 Christian Bruel <christian.bruel@st.com>
18732 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
18733 Move arm_reset_previous_fndecl and set_target_option_current_node in
18734 the conditional part. Call save_restore_target_globals.
18735 * config/arm/arm.c (arm_set_current_function):
18736 Refactor to better support #pragma target and attribute mix.
18737 Call save_restore_target_globals.
18738 * config/arm/arm-protos.h (save_restore_target_globals): New function.
18740 2016-01-27 Martin Liska <mliska@suse.cz>
18742 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
18743 reference for an HSA kernel and its host function.
18745 2016-01-27 Jakub Jelinek <jakub@redhat.com>
18747 PR tree-optimization/69399
18748 * wide-int.h (wi::lrshift): For larger precisions, only
18749 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
18751 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
18753 * config/arc/predicates.md (proper_comparison_operator): Reject
18754 constant-constant comparison.
18756 2016-01-26 Tom de Vries <tom@codesourcery.com>
18758 PR tree-optimization/69110
18759 * tree-data-ref.c (initialize_data_dependence_relation): Handle
18760 DR_NUM_DIMENSIONS == 0.
18762 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
18763 Sebastian Pop <s.pop@samsung.com>
18765 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
18766 isl_ast_op_cond and isl_ast_op_select.
18767 (gcc_expression_from_isl_expr_op): Same.
18769 2016-01-26 Jason Merrill <jason@redhat.com>
18772 * tree.c (recompute_constructor_flags): Split out from
18774 (verify_constructor_flags): New.
18775 * tree.h: Declare them.
18777 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
18779 PR rtl-optimization/69217
18780 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
18781 are no TYPE_FIELDS set for the record type.
18783 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18786 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
18787 toc_label_name unconditionally.
18788 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
18789 SYMBOL_REF string. Use toc_label_name instead of constructing
18791 (rs6000_elf_declare_function_name): Use toc_label_name instead of
18792 constructing LCTOC1.
18794 2016-01-26 Martin Sebor <msebor@redhat.com>
18797 * doc/extend.texi (Common Type Attributes): Move text that talks about
18798 attribute packed from attribute aligned to the section discussing
18799 the former attribute for clarity.
18801 2016-01-26 Richard Henderson <rth@redhat.com>
18803 PR middle-end/60908
18804 * trans-mem.c (tm_region_init): Mark entry block as visited.
18806 2016-01-26 David Malcolm <dmalcolm@redhat.com>
18809 * diagnostic-show-locus.c (layout::print_source_line): Replace
18810 call to pp_newline with call to layout::print_newline.
18811 (layout::print_annotation_line): Likewise.
18812 (layout::move_to_column): Likewise.
18813 (layout::print_any_fixits): After printing any fixits, print a
18814 trailing newline, if necessary.
18815 (layout::print_newline): New method, resetting any colorization
18817 (diagnostic_show_locus): Move the pp_newline to before the
18818 early bailout. Remove dummy block enclosing the layout instance.
18819 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
18820 of pp_newline_and_flush with pp_flush.
18821 (diagnostic_append_note): Delete use of pp_newline.
18822 (diagnostic_append_note_at_rich_loc): Delete.
18823 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
18824 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
18825 when newline characters are added to the buffer.
18827 2016-01-26 Michael Matz <matz@suse.de>
18829 * configure.ac (ac_cv_std_swap_in_utility): New test.
18830 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
18831 * configure: Regenerate.
18832 * config.in: Regenerate.
18834 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
18836 * config/arc/arc.md (cstoresi4): Force operand into register.
18837 (arcset<code>): Fix predicate.
18838 (arcsetltu): Likewise.
18839 (arcsetgeu): Likewise.
18840 (arcsethi): Likewise.
18841 (arcsetls): Likewise.
18843 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18845 PR tree-optimization/69483
18846 * gimple-fold.c (canonicalize_constructor_val): Return NULL
18847 if base has error_mark_node type.
18849 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
18852 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
18853 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
18855 (vget_lane_f16): Handle big-endian.
18856 (vgetq_lane_f16): Likewise.
18857 (vset_lane_f16): Likewise.
18858 (vsetq_lane_f16): Likewise.
18859 * config/arm/iterators.md (VQXMOV): Add V8HF.
18860 (VDQ): Add V4HF and V8HF.
18861 (V_reg): Handle V4HF and V8HF.
18862 (Is_float_mode): Likewise.
18863 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
18864 neon_vdup_nv8hf): New patterns.
18865 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
18866 Use VD_LANE iterator.
18867 (neon_vld1_dup<mode>): Use VQ2 iterator.
18869 2016-01-26 Nathan Sidwell <nathan@acm.org>
18871 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
18872 (set_oacc_fn_attrib): Add IS_KERNEL arg.
18873 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
18874 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
18875 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
18876 (oacc_validate_dims): Add LEVEL arg, don't return level.
18877 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
18878 oacc_validate_dims.
18879 (execute_oacc_device_lower): Adjust, add more dump output.
18880 * tree-ssa-loop.c (gate_oacc_kernels): Use
18881 oacc_fn_attrib_kernels_p.
18882 * tree-parloops.c (create_parallel_loop): Adjust
18883 set_oacc_fn_attrib call.
18885 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18888 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
18889 (append_compiler_options): Handle -fcilkplus.
18890 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
18892 2016-01-26 Nick Clifton <nickc@redhat.com>
18895 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
18896 been marked as DECL_ONE_ONLY but we do not the means to make it
18897 so, then do not allow it to bind locally.
18899 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18902 * opts.h (parse_sanitizer_options): New prototype.
18903 * opts.c (sanitizer_opts): New array.
18904 (parse_sanitizer_options): New function.
18905 (common_handle_option): Use parse_sanitizer_options.
18907 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
18910 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
18911 alignment adjustment to ...
18912 (ix86_update_stack_boundary): Here. Don't over-align stack for
18914 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
18915 if __tls_get_addr is called.
18917 2016-01-26 Christian Bruel <christian.bruel@st.com>
18919 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
18921 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
18923 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
18925 2016-01-26 Richard Biener <rguenther@suse.de>
18927 PR middle-end/69467
18928 * match.pd: Guard X * CST CMP 0 pattern with single_use.
18930 2016-01-26 Richard Biener <rguenther@suse.de>
18932 PR tree-optimization/69452
18933 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
18934 (move_computations_dom_walker::before_dom_children): Rename
18936 (move_computations_worker): This.
18937 (move_computations): Perform an RPO rather than a DOM walk.
18939 2016-01-26 Jakub Jelinek <jakub@redhat.com>
18942 * combine.c (combine_instructions): For REG_EQUAL note with
18943 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
18944 to the underlying register.
18945 * doc/rtl.texi (REG_EQUAL): Document the behavior of
18946 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
18948 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
18951 * config/aarch64/aarch64-builtins.c
18952 (aarch64_init_simd_builtin_types): Do not set structural
18953 equality to __Poly{8,16,64,128}_t types.
18955 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
18957 PR tree-optimization/69400
18958 * wide-int.cc (wi_pack): Take the precision as argument and
18959 perform canonicalization here rather than in the callers.
18960 Use the main loop to handle all full-width HWIs. Add a
18961 zero HWI if in_len isn't a full result.
18962 (wi::divmod_internal): Update accordingly.
18963 (wi::mul_internal): Likewise. Simplify.
18965 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
18966 Sebastian Pop <s.pop@samsung.com>
18968 * graphite-poly.c (apply_poly_transforms): Simplify.
18969 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
18970 (print_isl_map): Same.
18971 (print_isl_union_map): Same.
18972 (print_isl_schedule): New.
18973 (debug_isl_schedule): New.
18974 * graphite-dependences.c (scop_get_reads): Do not call
18975 isl_union_map_add_map that is undocumented isl functionality.
18976 (scop_get_must_writes): Same.
18977 (scop_get_may_writes): Same.
18978 (scop_get_original_schedule): Remove.
18979 (scop_get_dependences): Do not call isl_union_map_compute_flow that
18980 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
18981 (compute_deps): Remove.
18982 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
18983 (debug_schedule_ast): New.
18984 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
18985 set_separate_option.
18986 (graphite_regenerate_ast_isl): Add dump.
18987 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
18988 from scop->transformed_schedule.
18989 (graphite_regenerate_ast_isl): Add more dump.
18990 * graphite-optimize-isl.c (optimize_isl): Set
18991 scop->transformed_schedule. Check whether schedules are equal.
18992 (apply_poly_transforms): Move here.
18993 * graphite-poly.c (apply_poly_transforms): ... from here.
18994 (free_poly_bb): Static.
18995 (free_scop): Static.
18996 (pbb_number_of_iterations_at_time): Remove.
18997 (print_isl_ast): New.
18998 (debug_isl_ast): New.
18999 (debug_scop_pbb): New.
19000 * graphite-scop-detection.c (print_edge): Move.
19001 (print_sese): Move.
19002 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
19003 (build_scop_scattering): Remove.
19004 (create_pw_aff_from_tree): Assert instead of bailing out.
19005 (add_condition_to_pbb): Remove unused code, do not fail.
19006 (add_conditions_to_domain): Same.
19007 (add_conditions_to_constraints): Remove.
19008 (build_scop_context): New.
19009 (add_iter_domain_dimension): New.
19010 (build_iteration_domains): Initialize pbb->iterators.
19011 Call add_conditions_to_domain.
19014 (index_outermost_in_loop): New.
19015 (index_pbb_in_loop): New.
19016 (outermost_pbb_in): New.
19017 (add_in_sequence): New.
19018 (add_outer_projection): New.
19019 (outer_projection_mupa): New.
19020 (add_loop_schedule): New.
19021 (build_schedule_pbb): New.
19022 (build_schedule_loop): New.
19023 (embed_in_surrounding_loops): New.
19024 (build_schedule_loop_nest): New.
19025 (build_original_schedule): New.
19026 (build_poly_scop): Call build_original_schedule.
19027 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
19028 (free_poly_dr): Remove.
19029 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
19030 (free_poly_bb): Remove.
19031 (debug_loop_vec): Remove.
19032 (print_isl_ast): Declare.
19033 (debug_isl_ast): Declare.
19034 (scop_do_interchange): Remove.
19035 (scop_do_strip_mine): Remove.
19036 (scop_do_block): Remove.
19037 (flatten_all_loops): Remove.
19038 (optimize_isl): Remove.
19039 (pbb_number_of_iterations_at_time): Remove.
19040 (debug_scop_pbb): Declare.
19041 (print_schedule_ast): Declare.
19042 (debug_schedule_ast): Declare.
19043 (struct scop): Remove schedule. Add original_schedule,
19044 transformed_schedule.
19045 (free_gimple_poly_bb): Remove.
19046 (print_generated_program): Remove.
19047 (debug_generated_program): Remove.
19048 (unify_scattering_dimensions): Remove.
19049 * sese.c (print_edge): ... here.
19050 (print_sese): ... here.
19051 (debug_edge): ... here.
19052 (debug_sese): ... here.
19053 * sese.h (print_edge): Declare.
19054 (print_sese): Declare.
19055 (dump_edge): Declare.
19056 (dump_sese): Declare.
19058 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
19059 Sebastian Pop <s.pop@samsung.com>
19061 * Makefile.in: Set ISLVER in site.exp.
19063 2016-01-25 Jakub Jelinek <jakub@redhat.com>
19065 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
19066 DECL_VALUE_EXPR of new_var even for the non-array case. Look
19067 through DECL_VALUE_EXPR for expansion.
19069 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
19071 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
19072 the frame info after reload completed.
19074 2016-01-25 Jeff Law <law@redhat.com>
19076 PR tree-optimization/69196
19077 PR tree-optimization/68398
19078 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
19079 tree-ssa-threadupdate.c.
19080 (determine_bb_domination_status): Prototype
19081 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
19082 (determine_bb_domination_status): No longer static.
19083 (valid_jump_thread_path): Remove code to detect characteristics
19084 of the jump thread path not associated with correctness.
19085 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
19086 Correct test for thread path length. Count PHIs for real operands as
19087 statements that need to be copied. Do not count ASSERT_EXPRs.
19088 Look at all the blocks in the thread path. Compute and selectively
19089 filter thread paths based on threading through the latch, threading
19090 a multiway branch or crossing a multiway branch.
19092 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19094 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
19095 decl with __attribute__ ((unused)) annotation.
19097 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
19100 * tree-vect-stmts.c (vectorizable_condition): Check vectype
19101 of operands is compatible with a statement vectype.
19103 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
19105 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
19106 improve wording for mixed storage order support.
19108 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
19110 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
19111 (vcvt_u64_f64): Likewise.
19112 (vcvta_s64_f64): Likewise.
19113 (vcvta_u64_f64): Likewise.
19114 (vcvtm_s64_f64): Likewise.
19115 (vcvtm_u64_f64): Likewise.
19116 (vcvtn_s64_f64): Likewise.
19117 (vcvtn_u64_f64): Likewise.
19118 (vcvtp_s64_f64): Likewise.
19119 (vcvtp_u64_f64): Likewise.
19121 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
19123 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
19124 (arc_init): Check validity mll64 option.
19125 (arc_save_restore): Use double load/store instruction.
19126 (arc_expand_movmem): Likewise.
19127 (arc_split_move): Don't split if we have double load/store
19128 instructions. Returns a boolean.
19129 (arc_process_double_reg_moves): Change function to return boolean
19130 instead of a sequence of instructions.
19131 (arc_dwarf_register_span): New function.
19132 * config/arc/arc-protos.h (arc_split_move): Change prototype.
19133 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
19134 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
19135 (*movdf_insn): Likewise.
19136 * config/arc/arc.opt (mll64): New option.
19137 * config/arc/predicates.md (even_register_operand): New predicate.
19138 * doc/invoke.texi (ARC Options): Add mll64 documentation.
19140 2016-01-25 Richard Biener <rguenther@suse.de>
19143 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
19144 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
19146 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
19148 2016-01-25 Richard Biener <rguenther@suse.de>
19150 PR tree-optimization/69376
19151 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
19153 (VN_INFO_ANTI_RANGE_P): New inline.
19154 (VN_INFO_RANGE_TYPE): Likewise.
19155 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
19156 SSA_NAME_ANTI_RANGE_P.
19157 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
19158 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19159 Properly query VN_INFO_RANGE_TYPE.
19161 2016-01-25 Nick Clifton <nickc@redhat.com>
19164 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
19166 2016-01-23 Tom de Vries <tom@codesourcery.com>
19168 PR tree-optimization/69426
19169 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
19172 2016-01-23 Jakub Jelinek <jakub@redhat.com>
19174 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
19175 "the the" with "the" in the comments.
19176 * ipa-devirt.c (build_type_inheritance_graph,
19177 update_type_inheritance_graph): Likewise.
19178 * tree.c (build_function_type_list_1): Likewise.
19179 * cfgloopmanip.c (scale_loop_profile): Likewise.
19180 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
19181 * gimple-ssa-split-paths.c
19182 (find_block_to_duplicate_for_splitting_paths): Likewise.
19183 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
19184 * expr.c (convert_move): Likewise.
19185 * var-tracking.c (vt_stack_adjustments): Likewise.
19186 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19187 * tree-vrp.c (test_for_singularity): Likewise.
19189 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
19190 directly instead of building a temporary tree.
19193 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
19194 remove <algorithm> include.
19196 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19199 * config/i386/i386.c: Include dojump.h.
19200 (expand_small_movmem_or_setmem,
19201 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
19203 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
19204 if dynamic_check != -1.
19206 2016-01-21 Jeff Law <law@redhat.com>
19208 PR middle-end/69347
19209 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
19210 record_temporary_equivalences. Rewritten to avoid unnecessary calls
19211 into dominated_by_p.
19212 (cprop_into_successor_phis): Avoid unnecessary tests.
19214 2016-01-22 Richard Henderson <rth@redhat.com>
19217 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
19218 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
19220 2016-01-22 Michael Matz <matz@suse.de>
19222 * system.h (string, algorithm): Include only conditionally.
19223 (new): Include always under C++.
19224 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
19225 * final.c (toplevel): Ditto.
19226 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
19227 * genconditions.c (write_header): Make gencondmd.c define
19229 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
19231 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
19232 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
19234 2016-01-22 Christian Bruel <christian.bruel@st.com>
19237 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
19239 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19242 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
19243 define_insn_and_split. Ensure operands[1] and operands[0] do not
19244 get assigned the same register.
19246 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
19248 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
19250 2016-01-22 Christian Bruel <christian.bruel@st.com>
19252 * config/arm/arm-c.c (arm_pragma_target_parse):
19253 Remove warn_builtin_macro_redefined overwrite.
19255 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19257 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
19258 flag_non_call_exceptions compatibility.
19260 2016-01-22 Jakub Jelinek <jakub@redhat.com>
19263 * dwarf2out.c (add_child_die_after): New function.
19264 (dwarf_qual_info_t): New type.
19265 (dwarf_qual_info): New variable.
19266 (qualified_die_p): New function.
19267 (modified_type_die): For -fdebug-types-section, ensure
19268 canonical order of qualifiers. Put qualified DIEs adjacent
19269 to the corresponding non-qualified type DIE and search there
19270 for existing qualified DIEs.
19272 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
19274 * doc/extend.texi (scalar_storage_order type attribute): Document
19275 restriction on type punning and aliasing, and remove future tense.
19277 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
19280 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
19283 2016-01-21 Jeff Law <law@redhat.com>
19285 PR middle-end/69347
19286 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
19287 useless call to record_temporary_equivalences.
19288 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
19289 allocate 10 slots in the bb_path vector and let it grow as needed.
19290 (fsm_find_control_statement_thread_paths): Similarly for the next_path
19293 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19295 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
19297 * configure: Regenerate.
19299 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
19301 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
19302 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
19304 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
19306 PR middle-end/66178
19307 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
19308 drop EXPAND_INITIALIZER.
19309 * rtl.h (contains_symbolic_reference_p): Declare.
19310 * rtlanal.c (contains_symbolic_reference_p): New function.
19311 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
19312 a subtraction into a NOT if symbolic constants are involved.
19314 2016-01-21 Anton Blanchard <anton@samba.org>
19315 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19318 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
19320 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
19323 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19325 * config/microblaze/microblaze.c
19326 (get_branch_target): New.
19327 (insert_wic_for_ilb_runout): New.
19329 (microblaze_machine_dependent_reorg): New.
19330 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
19331 * config/microblaze/microblaze.md
19332 (UNSPEC_IPREFETCH): Define.
19333 (iprefetch): New pattern
19334 * config/microblaze/microblaze.opt
19335 (mxl-prefetch): New flag.
19337 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
19339 * config/microblaze/microblaze.h
19340 (FIXED_REGISTERS): Update in macro.
19341 (CALL_USED_REGISTERS): Update in macro.
19343 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
19345 PR rtl-optimization/68920
19346 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
19349 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
19351 PR rtl-optimization/68990
19352 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
19353 pseudo instead of inheritance ones.
19355 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
19356 Nick Clifton <nickc@redhat.com>
19360 * config/mips/mips.c (mips_compute_frame_info): Initialise
19361 args_size and hard_frame_pointer_offset fields of the frame
19362 structure before calling mips_global_pointer.
19364 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
19366 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
19368 * configure: Regenerate.
19370 2016-01-21 Richard Biener <rguenther@suse.de>
19372 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
19374 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19376 * config/s390/s390.c (s390_asm_declare_function_size): Add code
19377 to actually emit the .size directive.
19379 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
19380 Jakub Jelinek <jakub@redhat.com>
19384 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
19385 args array size by one to avoid buffer overflow.
19387 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
19389 * config/s390/s390.md (pool_section_start): Use switch_to_section
19390 to select proper read-only data section instead of hardcoding
19392 (pool_section_end): Use switch_to_section to match the above.
19394 2016-01-21 Richard Biener <rguenther@suse.de>
19396 PR tree-optimization/69378
19397 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
19398 (set_ssa_val_to): Use it for dominance checks taking into
19399 account not executable edges.
19401 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19404 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
19405 for bitsize instead of GET_MODE_PRECISION (mode).
19407 2016-01-20 Martin Sebor <msebor@redhat.com>
19410 * extend.texi (__sync Builtins): Clarify the semantics of
19411 __sync_fetch_and_OP built-ins on pointers.
19412 (__atomic Builtins): Same.
19414 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19415 Sebastian Pop <s.pop@samsung.com>
19417 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
19418 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
19419 (is_valid_rename): Same.
19420 (translate_isl_ast_to_gimple::get_rename): Same.
19421 (translate_isl_ast_to_gimple::rename_all_uses): Same.
19422 (translate_isl_ast_to_gimple::rename_uses): Same.
19423 (get_new_name): Check for close_phi nodes.
19424 (copy_loop_phi_args): Use phi_node_kind.
19425 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
19426 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
19428 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19429 Sebastian Pop <s.pop@samsung.com>
19431 Revert commit r229783.
19432 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
19433 Remove use of parameter_rename_map.
19434 (copy_def): Remove.
19435 (copy_internal_parameters): Remove.
19436 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
19437 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
19438 (free_sese_info): Do not free parameter_rename_map.
19439 (set_rename): Do not use parameter_rename_map.
19440 (rename_uses): Update call to set_rename.
19441 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
19442 * sese.h (parameter_rename_map_t): Remove.
19443 (struct sese_info_t): Remove field parameter_rename_map.
19445 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19446 Sebastian Pop <s.pop@samsung.com>
19448 * graphite-isl-ast-to-gimple.c: Fix comment.
19449 * graphite-scop-detection.c (defined_in_loop_p): New.
19450 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
19451 names defined in loop.
19453 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19454 Sebastian Pop <s.pop@samsung.com>
19456 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
19457 Discard unstructured if-then-else regions.
19459 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19460 Sebastian Pop <s.pop@samsung.com>
19462 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
19463 (cleanup_loop_iter_dom): Remove.
19464 (build_loop_iteration_domains): Remove.
19465 (build_scop_context): Remove.
19466 (build_scop_iteration_domain): Remove.
19467 (add_loop_constraints): New.
19468 (build_iteration_domains): New.
19469 (build_poly_scop): Call build_iteration_domains.
19471 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19472 Sebastian Pop <s.pop@samsung.com>
19474 * graphite-scop-detection.c
19475 (scop_detection::harmful_loop_in_region): Free dom and loops.
19476 (scop_detection::loop_body_is_valid_scop): Free bbs.
19478 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19479 Sebastian Pop <s.pop@samsung.com>
19481 * graphite-scop-detection.c (record_loop_in_sese): New.
19482 (gather_bbs::before_dom_children): Call record_loop_in_sese.
19483 (build_scops): Remove call to build_sese_loop_nests.
19484 * sese.c (sese_record_loop): Remove.
19485 (build_sese_loop_nests): Remove.
19486 (new_sese_info): Remove region->loops.
19487 (free_sese_info): Same.
19488 * sese.h (sese_contains_loop): Same.
19489 (build_sese_loop_nests): Remove.
19490 (sese_contains_loop): Remove.
19492 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19493 Sebastian Pop <s.pop@samsung.com>
19495 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
19496 loop_is_valid_in_scop.
19497 (scop_detection::harmful_stmt_in_region): Renamed
19498 harmful_loop_in_region.
19499 Call loop_is_valid_in_scop.
19501 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19502 Sebastian Pop <s.pop@samsung.com>
19504 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
19507 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19508 Sebastian Pop <s.pop@samsung.com>
19510 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
19511 * graphite.h (struct poly_bb): Remove field is_reduction.
19512 (PBB_IS_REDUCTION): Remove.
19514 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
19515 Sebastian Pop <s.pop@samsung.com>
19517 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
19518 (add_pdr_constraints): Same.
19519 (scop_get_reads): Same.
19520 (scop_get_must_writes): Same.
19521 (scop_get_may_writes): Same.
19522 (scop_get_original_schedule): Same.
19523 (extend_schedule): Same.
19524 (apply_schedule_on_deps): Same.
19525 (carries_deps): Same.
19526 (compute_deps): Same.
19527 (scop_get_dependences): Same.
19528 * graphite-isl-ast-to-gimple.c
19529 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
19530 * graphite-optimize-isl.c (get_schedule_for_band): Same.
19531 (get_schedule_for_band_list): Same.
19532 (get_schedule_map): Same.
19533 (apply_schedule_map_to_scop): Same.
19534 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
19535 (build_loop_iteration_domains): Same.
19536 (add_condition_to_pbb): Same.
19537 (add_param_constraints): Same.
19538 (pdr_add_memory_accesses): Same.
19539 (pdr_add_data_dimensions): Same.
19541 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19543 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
19546 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
19548 * common.opt (feliminate-dwarf2-dups): Replace references to
19549 "DWARF 2" with just "DWARF".
19550 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
19551 * doc/extend.texi: Likewise.
19552 * doc/cpp.texi: Likewise.
19553 * doc/invoke.texi: Likewise.
19554 (Option Summary): Add -gdwarf to list of Debugging Options.
19555 (Debugging Options): Document -gdwarf.
19556 * doc/contrib.texi: Spell "DWARF" like that.
19558 2016-01-21 Jakub Jelinek <jakub@redhat.com>
19560 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
19561 warning. Fix up formatting.
19563 PR middle-end/67653
19564 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
19565 attempt to mark memory input operand addressable and
19566 call prepare_gimple_addressable in that case. Don't adjust
19567 input_location for diagnostics, use error_at instead.
19569 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
19571 * config/rs6000/ppc-auxv.h: New file.
19572 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
19573 (cpu_is): Likewise.
19574 (cpu_supports): Likewise.
19575 * config/rs6000/rs6000.c: include "ppc-auxv.h".
19576 (cpu_is_info): New variable.
19577 (cpu_supports_info): Likewise.
19578 (tcb_verification_symbol): Likewise.
19579 (cpu_builtin_p): Likewise.
19580 (cpu_expand_builtin): New function.
19581 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
19582 (rs6000_init_builtins): Likewise.
19583 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
19584 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
19585 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
19586 * configure: Regenerate.
19587 * config.in: Likewise.
19588 * doc/extend.texi (PowerPC Built-in Functions): Document
19589 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
19591 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
19594 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
19596 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
19599 2016-01-20 Richard Henderson <rth@redhat.com>
19605 * tree.c (tm_define_builtin): New.
19606 (find_tm_vector_type): New.
19607 (build_tm_vector_builtins): New.
19608 (build_common_builtin_nodes): Call it.
19610 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
19612 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
19613 (arm_fp_ok): Likewise.
19614 (arm_fp): Likewise.
19615 (arm_crypto): Likewise.
19617 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
19618 Richard Biener <rguenther@suse.de>
19620 PR tree-optimization/69328
19621 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
19622 vectors have same number of elements.
19623 (vectorizable_condition): Fix masked version recognition.
19625 2016-01-20 Richard Biener <rguenther@suse.de>
19627 PR tree-optimization/69345
19628 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
19629 (VN_INFO_PTR_INFO): Likewise.
19630 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
19631 info when it is equal between non-dominating SSA names.
19632 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
19633 Make sure to look at original SSA infos.
19635 2016-01-20 Jeff Law <law@redhat.com>
19638 * config/m68k/predicates.md (pow2_m1_operand): New predicate
19640 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
19641 (pc_or_label_operand): New predicate.
19642 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
19643 tests for small integers that are 2^n - 1.
19645 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
19647 * doc/invoke.texi (Options Summary): Add '.' after @xref.
19649 2016-01-19 Jeff Law <law@redhat.com>
19651 PR middle-end/69347
19652 * tree-ssa-threadbackwards.c
19653 (fsm_find_control_statement_thread_paths): Do not try to lookup
19654 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
19656 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
19658 * doc/lto.texi: Remove text that says only Gold has linker plugin
19661 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
19663 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
19664 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
19665 the DIE accordingly.
19666 (modified_type_die): Add REVERSE parameter and pass it recursively,
19667 as well as to base_type_die. Adjust presence check accordingly.
19668 (base_type_for_mode): Adjust call to modified_type_die.
19669 (add_type_attribute): Add REVERSE parameter and pass it to
19671 (generic_parameter_die): Adjust call to add_type_attribute.
19672 (add_scalar_info): Likewise.
19673 (add_subscript_info): Likewise.
19674 (gen_array_type_die): Likewise.
19675 (gen_descr_array_type_die): Likewise.
19676 (gen_entry_point_die): Likewise.
19677 (gen_enumeration_type_die): Likewise.
19678 (gen_formal_parameter_die): Likewise.
19679 (gen_subprogram_die): Likewise.
19680 (gen_variable_die ): Likewise.
19681 (gen_const_die): Likewise.
19682 (gen_field_die): Likewise.
19683 (gen_pointer_type_die): Likewise.
19684 (gen_reference_type_die): Likewise.
19685 (gen_ptr_to_mbr_type_die): Likewise.
19686 (gen_inheritance_die): Likewise.
19687 (gen_subroutine_type_die): Likewise.
19688 (gen_typedef_die): Likewise.
19689 (force_type_die): Adjust call to modified_type_die.
19691 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
19693 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
19694 flow throughout the file. Fix broken link to Objective-C 2.0
19696 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
19699 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19701 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
19703 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19706 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
19707 (maybe_record_node): Record cxa_pure_virtual as the only possible
19708 target if there are not ohter candidates.
19709 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
19711 2016-01-19 Richard Biener <rguenther@suse.de>
19713 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
19714 (get_memory_order): Likewise.
19716 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
19718 * tree-vect-stmts.c (vectorizable_store): Check
19721 2016-01-19 David Malcolm <dmalcolm@redhat.com>
19724 * gcc.c (driver::decode_argv): Add call to
19725 init_opts_obstack before init_options_struct.
19726 * opts.c (init_opts_obstack): Remove idempotency.
19727 (init_options_struct): Replace call to init_opts_obstack
19728 with a gcc_assert to verify that it has already been called.
19729 * toplev.c (toplev::main): Add call to init_opts_obstack before
19730 calls to init_options_struct.
19731 (toplev::finalize): Move cleanup of opts_obstack next to
19732 cleanup of save_decoded_options, clearing the latter, and
19733 save_decoded_options_count.
19735 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19738 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
19739 attribute to unconditional. Remove %? from output template.
19741 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19742 Jiong Wang <jiong.wang@arm.com>
19744 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
19745 generated from different expand order.
19747 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19749 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
19750 Add support for CCMP costing.
19752 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19754 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
19755 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
19756 (fccmpe<mode>): Likewise.
19757 (fcmp): Rename to fcmp and globalize pattern.
19759 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
19760 (aarch64_gen_ccmp_next): Add FP support.
19762 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
19764 * target.def (gen_ccmp_first): Update documentation.
19765 (gen_ccmp_next): Likewise.
19766 * doc/tm.texi (gen_ccmp_first): Update documentation.
19767 (gen_ccmp_next): Likewise.
19768 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
19769 expand_ccmp_expr_1. Improve comments.
19770 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
19771 (ccmp_ior<mode>): Remove pattern.
19772 (cmp<mode>): Remove expand.
19773 (cmp): Globalize pattern.
19774 (cstorecc4): Use cc_register.
19775 (mov<mode>cc): Remove ccmp_cc_register check.
19776 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
19777 Simplify after removal of CC_DNE/* modes.
19778 (aarch64_ccmp_mode_to_code): Remove.
19779 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
19780 In 'k' case use integer as condition.
19781 (aarch64_nzcv_codes): Remove inverted cases.
19782 (aarch64_code_to_ccmode): Remove.
19783 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
19784 comparison with CC register to be used in folowing CCMP/branch/CSEL.
19785 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
19786 pattern. Return the comparison with CC register. Invert conditions
19787 when bitcode is OR.
19788 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
19789 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
19791 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19793 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
19794 instrumented_version.
19796 2016-01-19 Richard Biener <rguenther@suse.de>
19798 PR tree-optimization/69336
19799 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
19800 handled components with get_ref_base_and_extent.
19801 (equal_mem_array_ref_p): Adjust.
19803 2016-01-19 Jakub Jelinek <jakub@redhat.com>
19806 * shrink-wrap.c: Include valtrack.h.
19807 (move_insn_for_shrink_wrap): Add DEBUG argument. If
19808 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
19809 in between insn and where it will be moved to. Call
19810 dead_debug_insert_temp.
19811 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
19812 first and dead_debug_local_finish at the end.
19813 For uses and defs bitmap, handle all regs in between REGNO and
19814 END_REGNO, not just the first one.
19816 2016-01-19 Richard Biener <rguenther@suse.de>
19818 PR tree-optimization/69352
19819 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
19820 (equal_mem_array_ref_p): Constrain size and max size properly.
19821 Compare the reverse flag.
19823 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
19825 * ira.c (ira): Update regstat data if we deleted insns.
19827 2016-01-19 Jakub Jelinek <jakub@redhat.com>
19829 PR rtl-optimization/68955
19830 PR rtl-optimization/64557
19831 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
19832 here. Fix up formatting.
19833 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
19835 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19838 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
19839 assume that the node has body.
19840 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
19843 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19845 * lto-streamer-out.c (lto_output): Do not stream instrumentation
19848 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
19850 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
19851 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
19853 2016-01-19 Martin Jambor <mjambor@suse.cz>
19854 Martin Liska <mliska@suse.cz>
19855 Michael Matz <matz@suse.de>
19857 * Makefile.in (OBJS): Add new source files.
19858 (GTFILES): Add hsa.c.
19859 * common.opt (disable_hsa): New variable.
19860 (-Whsa): New warning.
19861 * config.in (ENABLE_HSA): New.
19862 * configure.ac: Treat hsa differently from other accelerators.
19863 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
19864 $enable_offloading.
19865 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
19866 * doc/install.texi (Configuration): Document --with-hsa-runtime,
19867 --with-hsa-runtime-include, --with-hsa-runtime-lib and
19868 --with-hsa-kmt-lib.
19869 * doc/invoke.texi (-Whsa): Document.
19870 (hsa-gen-debug-stores): Likewise.
19871 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
19872 to invoke offload compiler for hsa acclerator.
19873 * opts.c (common_handle_option): Determine whether HSA offloading
19874 should be performed.
19875 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
19876 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
19877 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
19878 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
19879 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
19880 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
19881 GF_OMP_FOR_KIND_GRID_LOOP.
19882 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
19883 (pp_gimple_stmt_1): Likewise.
19884 * gimple-walk.c (walk_gimple_stmt): Likewise.
19885 * gimple.c (gimple_build_omp_grid_body): New function.
19886 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
19887 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
19888 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
19889 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
19890 GF_OMP_TEAMS_GRID_PHONY.
19891 (gimple_statement_omp_single_layout): Updated comments.
19892 (gimple_build_omp_grid_body): New function.
19893 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
19894 (gimple_omp_for_grid_phony): New function.
19895 (gimple_omp_for_set_grid_phony): Likewise.
19896 (gimple_omp_parallel_grid_phony): Likewise.
19897 (gimple_omp_parallel_set_grid_phony): Likewise.
19898 (gimple_omp_teams_grid_phony): Likewise.
19899 (gimple_omp_teams_set_grid_phony): Likewise.
19900 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
19901 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
19902 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
19903 (BUILT_IN_GOMP_TARGET): Updated type.
19904 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
19905 (adjust_for_condition): New function.
19906 (get_omp_for_step_from_incr): Likewise.
19907 (extract_omp_for_data): Moved parts to adjust_for_condition and
19908 get_omp_for_step_from_incr.
19909 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
19910 (fixup_child_record_type): Bail out if receiver_decl is NULL.
19911 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
19912 (scan_omp_parallel): Do not create child functions for phony
19914 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
19915 (scan_omp_1_op): Checking assert we are not remapping to
19916 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
19917 (parallel_needs_hsa_kernel_p): New function.
19918 (expand_parallel_call): Register apprpriate parallel child
19919 functions as HSA kernels.
19920 (grid_launch_attributes_trees): New type.
19921 (grid_attr_trees): New variable.
19922 (grid_create_kernel_launch_attr_types): New function.
19923 (grid_insert_store_range_dim): Likewise.
19924 (grid_get_kernel_launch_attributes): Likewise.
19925 (get_target_argument_identifier_1): Likewise.
19926 (get_target_argument_identifier): Likewise.
19927 (get_target_argument_value): Likewise.
19928 (push_target_argument_according_to_value): Likewise.
19929 (get_target_arguments): Likewise.
19930 (expand_omp_target): Call get_target_arguments instead of looking
19931 up for teams and thread limit.
19932 (grid_expand_omp_for_loop): New function.
19933 (grid_arg_decl_map): New type.
19934 (grid_remap_kernel_arg_accesses): New function.
19935 (grid_expand_target_kernel_body): New function.
19936 (expand_omp): Call it.
19937 (lower_omp_for): Do not emit phony constructs.
19938 (lower_omp_taskreg): Do not emit phony constructs but create for them
19939 a temporary variable receiver_decl.
19940 (lower_omp_taskreg): Do not emit phony constructs.
19941 (lower_omp_teams): Likewise.
19942 (lower_omp_grid_body): New function.
19943 (lower_omp_1): Call it.
19944 (grid_reg_assignment_to_local_var_p): New function.
19945 (grid_seq_only_contains_local_assignments): Likewise.
19946 (grid_find_single_omp_among_assignments_1): Likewise.
19947 (grid_find_single_omp_among_assignments): Likewise.
19948 (grid_find_ungridifiable_statement): Likewise.
19949 (grid_target_follows_gridifiable_pattern): Likewise.
19950 (grid_remap_prebody_decls): Likewise.
19951 (grid_copy_leading_local_assignments): Likewise.
19952 (grid_process_kernel_body_copy): Likewise.
19953 (grid_attempt_target_gridification): Likewise.
19954 (grid_gridify_all_targets_stmt): Likewise.
19955 (grid_gridify_all_targets): Likewise.
19956 (execute_lower_omp): Call grid_gridify_all_targets.
19957 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
19958 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
19959 (tree_omp_clause): Added union field dimension.
19960 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
19961 * tree.c (omp_clause_num_ops): Added number of arguments of
19962 OMP_CLAUSE__GRIDDIM_.
19963 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
19964 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
19965 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
19966 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
19967 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
19968 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
19969 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
19970 * tree-pass.h (make_pass_gen_hsail): Declare.
19971 (make_pass_ipa_hsa): Likewise.
19972 * ipa-hsa.c: New file.
19973 * lto-section-in.c (lto_section_name): Add hsa section name.
19974 * lto-streamer.h (lto_section_type): Add hsa section.
19975 * timevar.def (TV_IPA_HSA): New.
19976 * hsa-brig-format.h: New file.
19977 * hsa-brig.c: New file.
19978 * hsa-dump.c: Likewise.
19979 * hsa-gen.c: Likewise.
19982 * toplev.c (compile_file): Call hsa_output_brig.
19983 * hsa-regalloc.c: New file.
19985 2016-01-18 Jeff Law <law@redhat.com>
19987 PR tree-optimization/69320
19988 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
19989 ranged object, do nothing if the RHS constant is not [0..1].
19990 (optimize_stmt): Comparing a boolean ranged object against a
19991 constant outside [0..1] results in a compile-time constant.
19993 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
19996 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
19998 * doc/invoke.texi (Invoking GCC): Add new section to menu.
19999 (Option Summary): Update to reflect new section and moved options.
20000 (C++ Dialect Options): Move -fstats to new section.
20001 (Debugging Options): Move all dump, statistics, and other GCC
20002 developer options to new section. Rewrite section introduction
20003 and re-order remaining options to put the more basic ones first.
20004 (Optimization Options): Move -fira-verbose and -flto-report* to
20006 (Developer Options): New section incorporating moved options.
20007 * doc/cppopts.texi (-dM): Update cross-reference.
20009 2016-01-18 Richard Henderson <rth@redhat.com>
20012 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
20013 operands to pseudo only if CSE is expected. Split long immediate
20014 operands only after reload, and for the stack pointer.
20015 (*add<GPI>3_pluslong): Remove.
20016 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
20017 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
20018 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
20019 (*add<GPI>3 peepholes): New.
20020 (*add<GPI>3 splitters): New.
20021 * config/aarch64/constraints.md (Upl): New.
20022 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
20024 2016-01-18 Richard Biener <rguenther@suse.de>
20026 PR tree-optimization/69297
20027 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
20029 (vect_bb_vectorization_profitable_p): Clear visited flag again.
20031 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
20033 PR middle-end/68542
20034 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
20035 of mixind vector and scalar types.
20036 (fold_relational_const): Add handling of vector
20037 comparison with boolean result.
20038 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
20039 comparison of vector operands with boolean result for EQ/NE only.
20040 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
20041 (verify_gimple_cond): Likewise.
20042 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
20045 2016-01-18 Joseph Myers <joseph@codesourcery.com>
20047 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
20050 2016-01-18 Richard Biener <rguenther@suse.de>
20052 PR middle-end/69308
20053 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
20055 2016-01-18 Tom de Vries <tom@codesourcery.com>
20057 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
20059 2016-01-18 Tom de Vries <tom@codesourcery.com>
20061 * omp-low.c (set_oacc_fn_attrib): Make extern.
20062 * omp-low.h (set_oacc_fn_attrib): Declare.
20063 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
20064 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
20065 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
20066 Add and handle function parameter oacc_kernels_p.
20067 (find_reduc_addr, get_omp_data_i_param): New function.
20068 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
20069 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
20070 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
20071 Calculate dominance info. Skip loops that are not in a kernels region
20072 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
20073 (pass_parallelize_loops::execute): Call parallelize_loops with
20074 oacc_kernels_p argument.
20075 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
20076 New member function.
20077 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
20078 * passes.def: Add argument to pass_parallelize_loops instantation.
20080 2016-01-18 Tom de Vries <tom@codesourcery.com>
20082 * tree-parloops.c (pass_parallelize_loops::execute): Allow
20083 pass_parallelize_loops to be run outside the loop pipeline.
20085 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20087 * tree-scalar-evolution.c (follow_copies_to_constant): New.
20088 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
20090 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20093 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
20094 using get_ref_base_and_extent.
20095 (equal_mem_array_ref_p): New.
20096 (hashable_expr_equal_p): Add call to previous.
20098 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
20101 * tree-sra.c (disqualified_constants, constant_decl_p): New.
20102 (sra_initialize): Allocate disqualified_constants.
20103 (sra_deinitialize): Free disqualified_constants.
20104 (disqualify_candidate): Update disqualified_constants when appropriate.
20105 (create_access): Scan for constant-pool entries as we go along.
20106 (scalarizable_type_p): Add check against type_contains_placeholder_p.
20107 (maybe_add_sra_candidate): Allow constant-pool entries.
20108 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
20109 (initialize_constant_pool_replacements): New.
20110 (sra_modify_assign): Avoid mangling assignments created by previous,
20111 and don't generate writes into constant pool.
20112 (sra_modify_function_body): Call initialize_constant_pool_replacements.
20114 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20116 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
20117 andnot instruction.
20118 (scalar_chain::convert_op): Likewise.
20119 * config/i386/i386.md (*andndi3_doubleword): New.
20121 2016-01-18 Richard Biener <rguenther@suse.de>
20123 PR tree-optimization/69170
20124 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
20125 building a vector from scalar results of a pattern stmt.
20127 2016-01-18 Jakub Jelinek <jakub@redhat.com>
20129 * haifa-sched.c (autopref_multipass_init): Work around
20130 -Wmaybe-uninitialized warning.
20132 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
20134 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
20135 against the constant 0.
20137 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20139 PR tree-optimization/68799
20140 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
20141 look up phi candidates in the statement-candidate map.
20142 (phi_add_costs): Likewise.
20143 (record_phi_increments): Likewise.
20144 (phi_incr_cost): Likewise.
20145 (ncd_with_phi): Likewise.
20146 (all_phi_incrs_profitable): Likewise.
20148 2016-01-17 Jakub Jelinek <jakub@redhat.com>
20150 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
20151 -Wmaybe-uninitialized warning.
20153 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
20155 * doc/invoke.texi (Invoking GCC): Add new section to menu.
20156 (Option Summary): Update to reflect new section and moved options.
20157 (C++ Dialect Options): Move -fvtable-verify and related options.
20158 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
20159 and profiling-related options.
20160 (Optimization Options): Move profile generation options and
20161 -fstack-protector and related options.
20162 (Instrumentation Options): New section incorporating moved options.
20163 (Code Generation Options): Move -finstrument-functions and
20164 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
20166 2016-01-16 Tom de Vries <tom@codesourcery.com>
20168 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
20170 2016-01-16 Tom de Vries <tom@codesourcery.com>
20172 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
20174 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
20176 * hash-table.h (hash_table::empty): Turn into an inline wrapper
20177 that checks whether the table is already empty. Rename the
20178 original implementation to...
20179 (hash_table::empty_slot): ...this new private function.
20181 2016-01-15 David Malcolm <dmalcolm@redhat.com>
20183 PR diagnostic/68899
20184 * diagnostic-show-locus.c (layout::print_source_line): Move x
20185 offset of line until after call to
20186 get_line_width_without_trailing_whitespace.
20188 2016-01-15 Jeff Law <law@redhat.com>
20190 PR tree-optimization/69270
20191 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
20192 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
20193 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
20194 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
20195 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20196 ssa_name_has_boolean_range and constant_boolean_node.
20198 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
20200 PR rtl-optimization/69030
20201 * lra-spills.c (remove_pseudos): Check nrefs and make the function
20203 (spill_pseudos): Delete debug insn for dead pseudo.
20204 (lra_spill): Initiate spill_hard_reg and slots memory separately.
20206 2016-01-15 Jiong Wang <jiong.wang@arm.com>
20208 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
20210 (TYPES_UNOPUS): Likewise.
20211 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
20212 builtin type, from UNOP to UNOPUS.
20213 (lbtruncuv4sf): Likewise.
20214 (lbtruncuv2df): Likewise.
20215 (lrounduv2sf): Likewise.
20216 (lrounduv4sf): Likewise.
20217 (lrounduv2df): Likewise.
20218 (lroundusf): Likewise.
20219 (lroundusf): Likewise.
20220 (lceiluv2sf): Likewise.
20221 (lceiluv4sf): Likewise.
20222 (lceiluv2df): Likewise.
20223 (lceilusf): Likewise.
20224 (lceiludf): Likewise.
20225 (lflooruv2sf): Likewise.
20226 (lflooruv4sf): Likewise.
20227 (lflooruv2df): Likewise.
20228 (lfloorusf): Likewise.
20229 (lfloorudf): Likewise.
20230 (lfrintnuv2sf): Likewise.
20231 (lfrintnuv4sf): Likewise.
20232 (lfrintnuv2df): Likewise.
20233 (lfrintnusf): Likewise.
20234 (lfrintnudf): Likewise.
20235 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
20237 (vcvtq_u32_f32): Likewise.
20238 (vcvtq_u64_f64): Likewise.
20239 (vcvta_u32_f32): Likewise.
20240 (vcvtaq_u32_f32): Likewise.
20241 (vcvtaq_u64_f64): Likewise.
20242 (vcvtm_u32_f32): Likewise.
20243 (vcvtmq_u32_f32): Likewise.
20244 (vcvtmq_u64_f64): Likewise.
20245 (vcvtn_u32_f32): Likwise.
20246 (vcvtnq_u32_f32): Likewise.
20247 (vcvtnq_u64_f64): Likewise.
20248 (vcvtp_u32_f32): Likewise.
20249 (vcvtpq_u32_f32): Likewise.
20250 (vcvtpq_u64_f64): Likewise.
20251 (vcvtmd_u64_f64): Likewise.
20252 (vcvtms_u32_f32): Likewise.
20253 (vcvtad_u64_f64): Likewise.
20254 (vcvtas_u32_f32): Likewise.
20255 (vcvtnd_u64_f64): Likewise.
20256 (vcvtns_u32_f32): Likewise.
20257 (vcvtpd_u64_f64): Likewise.
20258 (vcvtps_u32_f32): Likewise.
20260 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20262 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
20263 CSEL of zero_extended registers.
20265 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20267 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
20268 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
20270 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20272 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
20273 false when argument string is not found in the attributes table
20276 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
20279 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
20280 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
20281 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
20282 precision estimate.
20284 2016-01-15 Richard Biener <rguenther@suse.de>
20286 PR tree-optimization/66856
20287 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
20288 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
20289 (vect_create_new_slp_node): Increment stmt reference count.
20290 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
20291 an SLP tree before swapping operands.
20292 (vect_build_slp_tree): Likewise.
20293 (destroy_bb_vec_info): Free stmt info after SLP instances.
20294 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
20295 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
20296 (STMT_VINFO_NUM_SLP_USES): New macro.
20298 2016-01-15 Richard Biener <rguenther@suse.de>
20301 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
20302 (add_linkage_name): ... here.
20303 (gen_typedef_die): Use add_linkage_name_raw instead of
20304 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
20307 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
20309 * gimplify.c (oacc_default_clause): Decode reference and pointer
20310 types for both kernels and parallel regions.
20312 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
20314 PR middle-end/69246
20315 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
20317 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20319 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
20320 (convert_scalars_to_vector): Likewise.
20322 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
20324 * doc/extend.texi (Type Traits): Fix grammar.
20326 2016-01-15 Martin Jambor <mjambor@suse.cz>
20328 * tree-inline.c (remap_decl): Use existing dclarations if
20329 remapping a type and prevent_decl_creation_for_types.
20330 (replace_locals_stmt): Do an initial remapping of non-VLA typed
20331 decls first. Do real remapping with
20332 prevent_decl_creation_for_types set.
20333 * tree-inline.h (copy_body_data): New field
20334 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
20337 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20339 * config/s390/s390.opt (mmvcle): More verbose help text.
20341 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
20343 * config/s390/s390.opt: Add period to -mzvector option text.
20345 2016-01-15 Richard Biener <rguenther@suse.de>
20347 PR tree-optimization/68961
20348 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
20349 of invariants in stores again.
20351 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
20353 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
20355 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
20357 * config/i386/i386.c (ix86_expand_branch): Don't split
20358 DI mode xor instruction to SI mode.
20360 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20363 * ipa-icf.c (sem_function::merge): Virtual functions may become
20364 reachable even if they address is not taken and there are no
20367 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
20369 * lto-streamer-out.c (subtract_estimated_size): New function.
20370 (get_symbol_initial_value): Use it.
20372 2016-01-15 Christian Bruel <christian.bruel@st.com>
20375 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
20376 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
20377 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
20378 use add_builtin_function_ext_scope instead of add_builtin_function.
20379 (neon_set_p, neon_crypto_set_p): Remove.
20380 (arm_init_builtins): Always call arm_init_neon_builtins and
20381 arm_init_crypto_builtins.
20382 (arm_expand_builtin): Check that builtins are allowed for the arch.
20383 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
20384 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
20385 arm_init_neon_builtins call.
20387 2016-01-15 Richard Biener <rguenther@suse.de>
20389 PR tree-optimization/69117
20390 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
20391 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
20392 of the leader conservatively.
20393 (free_scc_vn): Restore original SSA name infos.
20395 2016-01-14 Jeff Law <law@redhat.com>
20397 PR tree-optimization/69270
20398 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
20399 single bit of precision, verify it's also unsigned.
20400 (record_edge_info): Use constant_boolean_node rather than fold_convert
20401 to convert boolean_true/boolean_false to the right type.
20403 2016-01-14 Richard Henderson <rth@redhat.com>
20406 * loop-doloop.c (record_reg_sets): New.
20407 (doloop_optimize): Reject the transform if the sequence
20408 clobbers registers live at the end of the loop block.
20409 (doloop_optimize_loops): Enable df_live if needed.
20411 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20413 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
20414 * config/rs6000/rs6000.c: Likewise.
20415 * config/rs6000/rs6000.h: Likewise.
20416 * config/rs6000/rs6000.md: Likewise.
20417 * doc/extend.texi: Likewsie.
20419 2016-01-14 Jeff Law <law@redhat.com>
20421 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
20424 2016-01-14 Richard Henderson <rth@redhat.com>
20428 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
20429 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
20430 instead of builtin_decl_declared_p to test for declaration.
20432 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
20434 * doc/loop.texi (Loop Analysis and Representation): Document
20435 loop_depth function.
20437 2016-01-14 Tom de Vries <tom@codesourcery.com>
20439 PR tree-optimization/68773
20440 * omp-low.c (expand_omp_target): Don't set force_output.
20441 * varpool.c (varpool_node::get_create): Same.
20442 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
20443 offload_funcs with force_output.
20445 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20448 * lra-eliminations.c (move_plus_up): Don't change anything if either
20449 the outer or inner subreg mode is not MODE_INT.
20450 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
20451 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
20453 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20455 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
20456 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
20457 reduc_uplus_@var{m}): Remove.
20458 * expr.c (expand_expr_real_2): Remove expansion path for
20459 reduc_[us](min|max|plus) optabs.
20460 * optabs-tree.c (scalar_reduc_to_vector): Remove.
20461 * optabs-tree.h (scalar_reduc_to_vector): Remove.
20462 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
20463 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
20464 * tree-vect-loop.c (vectorizable_reduction): Remove test for
20465 reduc_[us](min|max|plus) optabs.
20467 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
20469 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
20470 (reduc_plus_scal_v2sf): New.
20471 (reduc_smax_v2sf): Rename to...
20472 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
20473 (reduc_smin_v2sf): Rename to...
20474 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
20476 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
20478 * alias.c (compare_base_symbol_refs): New function.
20479 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
20482 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20484 PR middle-end/68146
20485 PR tree-optimization/69155
20486 * tree-complex.c: Include cfganal.h.
20487 (phis_to_revisit): New variable.
20488 (extract_component): Add phiarg_p argument. Assert that returned
20489 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
20490 (update_phi_components): Partly rewrite to use loop over real/imag
20491 components instead of code duplication. If extract_component returns
20492 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
20493 create_tmp_reg into the PHI node instead, and mention the phi triplet
20494 in phis_to_revisit.
20495 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
20496 in phis_to_revisit at the end.
20498 2016-01-14 Richard Biener <rguenther@suse.de>
20500 PR tree-optimization/68060
20501 * tree-vect-loop.c (vect_is_simple_reduction): Check the
20502 outer loop reduction is only used in the inner loop before
20503 detecting a double reduction.
20505 2016-01-14 Jakub Jelinek <jakub@redhat.com>
20508 * combine.c (expand_field_assignment): Punt if compute_mode is
20509 unsupported scalar mode.
20511 2016-01-14 Richard Biener <rguenther@suse.de>
20513 PR tree-optimization/66856
20514 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
20515 SLP node only if it built successfully.
20516 (vect_analyze_slp_instance): Adjust.
20518 2016-01-14 Jeff Law <law@redhat.com>
20520 PR tree-optimization/69270
20521 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
20522 (record_edge_info): Use it. Convert boolean_{true,false}_node
20523 to the type of op0.
20525 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
20528 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
20529 use block_ultimate_origin
20530 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
20532 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20534 * doc/invoke.texi (Submodel Options): Rename section to
20535 "Machine-Dependent Options" to better reflect its content.
20536 Rewrite introductory text to remove archaic CPU names.
20539 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
20541 * doc/invoke.texi (Code Gen Options): Move section up in file,
20542 before target-specific options. Update menu and option summary
20543 to reflect the new section ordering.
20545 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20547 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
20548 (C++ Dialect Options): Add cross-reference to -std option.
20549 * doc/standards.texi (C++ Language): Document C++14 support.
20551 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
20553 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
20554 for pack/unpack functions for __ibm128.
20555 (PACK_IF): Likewise.
20556 (UNPACK_IF): Likewise.
20558 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
20559 support for __ibm128 pack/unpack functions.
20560 (rs6000_invalid_builtin): Likewise.
20561 (rs6000_init_builtins): Likewise.
20562 (rs6000_opt_masks): Likewise.
20564 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
20565 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
20567 (RS6000_BTM_COMMON): Likewise.
20569 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
20570 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
20571 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
20572 128-bit floating point. Add support for the double values to be
20573 in Altivec registers for TF/IF packing and unpacking, but restrict
20574 TD packing sub-fields to be FPR registers. Don't allow overlapped
20575 register support for packing. Allow pack inputs to be memory
20576 locations. Don't build generator functions for unpack<mode>_dm
20577 and unpack<mode>_nodm.
20578 (unpack<mode>_dm): Likewise.
20579 (unpack<mode>_nodm): Likewise.
20580 (pack<mode>): Likewise.
20582 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
20583 built-in functions to pack/unpack explicit __ibm128 values.
20584 (__builtin_unpack_ibm128): Likewise.
20586 * doc/extend.texi (PowerPC Built-in Functions): Document
20587 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
20589 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
20592 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
20593 Add new arg loc and pass it down as context.
20594 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
20595 to the location to use for the warning.
20596 (check_function_arguments): New arg loc. All callers changed. Pass
20597 it to check_function_nonnull.
20598 * c-common.h (check_function_arguments): Adjust declaration.
20600 2016-01-13 Jakub Jelinek <jakub@redhat.com>
20602 PR tree-optimization/69156
20603 * gimple.c (validate_type): Removed.
20604 (gimple_builtin_call_types_compatible_p): Use
20605 useless_type_conversion_p instead of validate_type.
20606 * value-prof.c (gimple_stringop_fixed_value): Fold
20607 icall_size to correct type.
20609 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
20611 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
20614 2016-01-13 Richard Henderson <rth@redhat.com>
20617 * target.def (builtin_tm_load, builtin_tm_store): Remove.
20618 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
20619 (ix86_builtin_tm_store): Remove.
20620 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20621 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20622 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
20623 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
20624 * doc/tm.texi: Rebuild.
20626 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
20627 (BUILT_IN_TM_MEMCPY_RTWN): New.
20628 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
20629 fallback from vector to integer helpers.
20630 (build_tm_load): Handle vector types directly, instead of
20632 (build_tm_store): Likewise.
20633 (expand_assign_tm): Prepare for register types not handled by
20634 the above. Copy them to memory and use memcpy.
20635 * tree.c (tm_define_builtin): New.
20636 (find_tm_vector_type): New.
20637 (build_tm_vector_builtins): New.
20638 (build_common_builtin_nodes): Call it.
20640 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
20642 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
20643 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
20645 2016-01-13 Tom de Vries <tom@codesourcery.com>
20647 PR tree-optimization/69169
20648 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
20649 handled_struct_type param.
20650 (create_variable_info_for, intra_create_variable_infos): Call
20651 create_variable_info_for_1 with extra arg.
20653 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
20655 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
20656 and "armv8.1-a+crc" entries.
20658 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
20661 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
20662 Change first operand predicate from register_or_constm1_operand
20663 to register_operand.
20664 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
20665 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
20666 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
20667 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
20668 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
20669 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
20670 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
20671 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
20672 comparison with constm1_rtx from vec_prefetch_gen part.
20674 2016-01-13 Richard Biener <rguenther@suse.de>
20676 PR tree-optimization/69013
20677 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
20678 Exchange assert for a test.
20680 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20683 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
20685 2016-01-13 Richard Biener <rguenther@suse.de>
20687 PR tree-optimization/69242
20688 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
20689 assert with a check.
20691 2016-01-13 Richard Biener <rguenther@suse.de>
20693 PR tree-optimization/69186
20694 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20695 Properly guard vect_update_misalignment_for_peel call.
20697 2016-01-12 Jeff Law <law@redhat.com>
20699 PR tree-optimization/pr67755
20700 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
20701 "need_profile_correction".
20702 (thread_block_1): Initialize new field to false by default. If we
20703 have multiple thread paths through a common joiner to different
20704 final targets, then set new field to true.
20705 (compute_path_counts): Only do count adjustment when it's really
20708 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20710 * doc/invoke.texi (Spec Files): Move section down in file, past
20711 all command-line option descriptions.
20713 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20715 PR middle-end/54809
20716 * doc/gty.texi: Remove documentation of mark_hook.
20717 * gengtype.c (struct write_types_data): Remove code to support
20718 mark_hook attribute.
20719 (walk_type): Likewise.
20720 (write_func_for_structure): Likewise.
20722 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20724 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
20725 Directory Options, and -specs= to Overall Options.
20726 (Overall Options): Adjust similarly. Reorder to group related
20727 options together. Make -specs= cross-reference the spec file details.
20728 (Directory Options): Adjust similarly.
20730 2016-01-12 Jeff Law <law@redhat.com>
20732 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
20734 2016-01-12 Olivier Hainque <hainque@adacore.com>
20736 * gcc.c (spec_undefvar_allowed): New global.
20737 (process_command): Set to true when running for --version or --help,
20739 (getenv_spec_function): When the variable is not defined, use the
20740 variable name as the variable value if we're allowed not to issue
20743 2016-01-12 Bin Cheng <bin.cheng@arm.com>
20745 PR tree-optimization/68911
20746 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
20747 information computed for expression "init + nit * step".
20749 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
20751 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
20752 about name of GCC executable. Remove deleted node from menu.
20753 (Directory Options) <-B>: Remove cross-reference to deleted node.
20754 (Target Options): Delete section.
20756 2016-01-12 Christian Bruel <christian.bruel@st.com>
20759 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
20760 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
20762 2016-01-12 Jakub Jelinek <jakub@redhat.com>
20765 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
20766 aligned_mem is properly set for AVX512-VL floating point masked
20770 * ifcvt.c (cond_exec_process_if_block): When removing the last
20771 insn from then_bb, remove also any possible barriers that follow it.
20773 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
20777 * config/i386/iamcu.h (SIZE_TYPE): New macro.
20778 (PTRDIFF_TYPE): Likewise.
20779 (WCHAR_TYPE): Likewise.
20780 (WCHAR_TYPE_SIZE): Likewise.
20781 (STDINT_LONG32): Likewise.
20783 2016-01-12 Richard Biener <rguenther@suse.de>
20785 PR tree-optimization/69053
20786 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
20787 convert initial value for cond reductions.
20789 2016-01-12 Richard Biener <rguenther@suse.de>
20791 PR tree-optimization/69007
20792 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
20793 widen_sum after dot_prod and sad.
20795 2016-01-12 Richard Biener <rguenther@suse.de>
20797 PR tree-optimization/69168
20798 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
20799 pattern stmt SLP type.
20800 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
20801 end up unused so cope with that case.
20803 2016-01-12 Richard Biener <rguenther@suse.de>
20805 PR tree-optimization/69157
20806 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
20807 stmts def type only during analyze phase.
20808 (vectorizable_call): Likewise.
20809 (vectorizable_simd_clone_call): Likewise.
20810 (vectorizable_conversion): Likewise.
20811 (vectorizable_assignment): Likewise.
20812 (vectorizable_shift): Likewise.
20813 (vectorizable_operation): Likewise.
20814 (vectorizable_store): Likewise.
20815 (vectorizable_load): Likewise.
20817 2016-01-12 Richard Biener <rguenther@suse.de>
20819 PR tree-optimization/69174
20820 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
20822 (vectorizable_load): Properly compute the number of loads needed
20823 for permuted strided SLP loads and do not spuriously assign
20824 to SLP_TREE_VEC_STMTS.
20826 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
20828 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
20829 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
20830 (MD_EXEC_PREFIX): Remove.
20831 (MD_STARTFILE_PREFIX) Removee.
20832 (FILE_NAME_ABSOLUTE_P): Remove.
20833 (CPP_SPEC): Do not read macros from sys/version.h.
20834 (LINK_COMMAND_SPEC): Remove.
20835 (LOCAL_INCLUDE_DIR): Remove.
20836 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
20837 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
20838 (POST_LINK_SPEC): Define to invoke stubify after linker
20839 (LIBSTDCXX): Remove define
20840 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
20841 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
20842 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
20843 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
20844 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
20845 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
20846 (i386_djgpp_asm_named_section): Add propotype of new procedure
20848 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
20849 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
20850 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
20851 in config/i386/djgpp.h).
20852 (STANDARD_STARTFILE_PREFIX_2): Define identical to
20853 STANDARD_STARTFILE_PREFIX_1.
20854 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
20855 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
20856 installation errors.
20857 (MAX_OFILE_ALIGNMENT): Define to 128.
20858 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
20860 * config/i386/djgpp.c: New file. Add implementation of
20861 i386_djgpp_asm_named_section.
20863 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
20865 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
20866 Add rule for building djgpp.o.
20868 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20870 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
20871 (rtx_is_swappable_p): Reductions are swappable.
20872 (insn_is_swappable_p): V2DF reductions are swappable.
20874 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
20876 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
20877 reloads for other unsupported memory operands.
20879 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20880 Jim Wilson <jim.wilson@linaro.org>
20883 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
20884 copy_to_mode_reg instead of force_reg.
20886 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
20889 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
20890 TARGET_80387 is true.
20892 2016-01-11 Jakub Jelinek <jakub@redhat.com>
20895 * lra-eliminations.c (move_plus_up): Only move plus up
20896 if subreg of the constant can be simplified into constant
20897 and use the simplified subreg of the constant instead of
20898 the original constant.
20900 * fold-const.c (fold_convertible_p): Don't return true
20901 for conversion of VECTOR_TYPE to same sized integral type.
20902 (fold_convert_loc): Fix up formatting. Fold conversion of
20903 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
20904 instead of NOP_EXPR.
20906 PR tree-optimization/69214
20907 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
20908 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
20911 PR tree-optimization/69207
20912 * tree-vect-slp.c (vect_get_constant_vectors): For
20913 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
20914 fold_convertible_p to vector_type's element type, and always
20915 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
20917 2016-01-11 Richard Biener <rguenther@suse.de>
20919 PR tree-optimization/69173
20920 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
20921 fixup the cycle if all stmts are in a pattern.
20923 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
20925 PR middle-end/68999
20926 * alias.c (base_alias_check): Move check for addresses with
20927 alignment ANDs before the call for compare_base_decls.
20928 (memrefs_conflict_p): Return -1 for different decls
20929 that went through alignment adjustments.
20931 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20933 PR rtl-optimization/68796
20934 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
20935 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
20936 and QImode comparisons against zero with CC_NZmode.
20937 * config/aarch64/iterators.md (short_mask): New mode_attr.
20939 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
20941 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
20942 (<avx512>_store<mode>_mask): Likewise.
20944 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
20945 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20947 PR rtl-optimization/68841
20948 * ifcvt.c (struct noce_if_info): Add orig_x field.
20949 (bbs_ok_for_cmove_arith): Add to_rename parameter.
20950 Don't record conflicts on to_rename if it's present.
20951 Allow memory destinations in sets.
20952 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
20953 blocks, passing orig_x to the checks.
20954 (noce_process_if_block): Set if_info->orig_x appropriately.
20956 2016-01-11 Tom de Vries <tom@codesourcery.com>
20958 PR tree-optimization/69069
20959 * tree-parloops.c (create_parallel_loop): Add missing phi args.
20961 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
20963 PR rtl-optimization/68920
20964 * config/i386/i386.c (ix86_option_override_internal): Restrict number
20965 of conditional moves for RTL if-conversion to 1 for
20966 TARGET_ONE_IF_CONV_INSN.
20967 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
20968 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
20969 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
20970 parameter to restirct number of conditional moves for
20972 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
20973 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
20976 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
20979 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
20980 onepart vars. Fix typo in comment. Fix reversed condition in
20982 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
20985 * var-tracking.c (dump_onepart_variable_differences): New.
20986 (dataflow_set_different): If a detailed dump is requested,
20987 delay early returns and dump differences between onepart
20988 variables present before and after, and added variables.
20990 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20993 * expr.c (expand_expr_real_1): For boolean vector constants
20994 with a scalar mode use const_scalar_mask_from_tree.
20995 (const_scalar_mask_from_tree): New.
20996 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
20997 assigned to a mask type to handle constants.
20999 2016-01-11 Martin Jambor <mjambor@suse.cz>
21002 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
21003 useless parameters if we cannot change function signature.
21005 2016-01-11 Martin Jambor <mjambor@suse.cz>
21008 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
21011 2016-01-11 Tom de Vries <tom@codesourcery.com>
21013 PR tree-optimization/69109
21014 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
21017 2016-01-11 Tom de Vries <tom@codesourcery.com>
21019 PR tree-optimization/69108
21020 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
21021 res is not used in a phi.
21023 2016-01-11 Yury Gribov <y.gribov@samsung.com>
21026 * common.opt (frandom-seed): Fix parameter name.
21027 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
21029 2016-01-11 Tom de Vries <tom@codesourcery.com>
21031 PR tree-optimization/69058
21032 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
21035 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
21037 * config/arc/arc.opt (mdiv-rem): Add period to the end.
21038 (mcode-density): Likewise.
21040 2016-01-10 Tom de Vries <tom@codesourcery.com>
21042 PR tree-optimization/69062
21043 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
21044 (parallelize_loops): Don't paralelize loop that has phi with address
21047 2016-01-10 Tom de Vries <tom@codesourcery.com>
21049 PR tree-optimization/69039
21050 * tree-parloops.c (try_create_reduction_list): Only allow single exit
21053 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
21055 PR middle-end/68743
21056 * match.pd: Require target has function_c99_misc before doing
21057 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
21059 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
21061 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
21063 * configure: Regenerate.
21065 2016-01-09 Jakub Jelinek <jakub@redhat.com>
21067 PR middle-end/50865
21068 PR tree-optimization/69097
21069 * fold-const.h (expr_not_equal_to): New prototype.
21070 * fold-const.c: Include stringpool.h and tree-ssanames.h.
21071 (expr_not_equal_to): New function.
21072 * match.pd (X % -Y is the same as X % Y): Don't optimize
21073 unless X is known not to be equal to minimum or Y is known
21074 not to be equal to -1.
21075 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
21076 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
21077 (simplify_stmt_using_ranges): Adjust caller.
21078 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
21079 substitute_and_fold.
21081 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
21083 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
21086 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21088 PR tree-optimization/69167
21089 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
21090 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
21092 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
21094 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21095 Richard Biener <rguenther@suse.de>
21097 PR tree-optimization/68707
21098 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
21099 instances that can be handled via vect_load_lanes.
21101 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
21103 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
21104 if we can't determine address equivalence.
21105 * alias.c (compare_base_decl): Update for changed return value of
21106 symtab_node::equal_address_to.
21108 2016-01-08 Jason Merrill <jason@redhat.com>
21112 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
21113 * expr.c (store_field): Not here.
21114 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
21115 call with TREE_ADDRESSABLE type.
21116 * tree-cfg.c (verify_gimple_call): Adjust.
21118 2016-01-08 Olivier Hainque <hainque@adacore.com>
21120 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
21123 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
21125 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
21126 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
21127 (reduc_smin_v2sf): Rename to...
21128 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
21129 (reduc_splus_v2sf): Rename to...
21130 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
21132 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21134 PR tree-optimization/69162
21135 * gimplify.c (gimplify_va_arg_expr): Encode original type of
21136 valist argument in another argument.
21137 (gimplify_modify_expr): Adjust for the above change. Cleanup.
21138 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
21139 to determine the va_list type, build a MEM_REF instead of
21140 build_fold_indirect_ref.
21142 PR tree-optimization/69172
21143 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
21146 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
21148 PR tree-optimization/67781
21149 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
21150 and cmpnop in two steps: first the ones not accessed in original
21151 gimple expression in a endian independent way and then the ones not
21152 accessed in the final result in an endian-specific way.
21154 2016-01-08 Jakub Jelinek <jakub@redhat.com>
21156 PR tree-optimization/69083
21157 * tree-vect-slp.c (vect_get_constant_vectors): For
21158 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
21159 element type. If op is fold_convertible_p to vector_type's element
21160 type, use NOP_EXPR instead of VCE.
21162 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
21164 PR rtl-optimization/67778
21165 PR rtl-optimization/68634
21166 PR rtl-optimization/68909
21167 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
21168 block from the stack until done with it. Remove a superfluous
21169 bitmap set. Remove a superfluous bitmap test.
21171 2016-01-07 Martin Sebor <msebor@redhat.com>
21174 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
21175 constraint on the type of arguments.
21177 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
21179 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
21180 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
21181 unaligned_access on the gcc_options set.
21182 * config/arm/arm.c (arm_option_override_internal): Use
21183 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
21185 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21188 * config/i386/i386.c (ix86_frame_pointer_required): Enable
21189 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
21191 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
21194 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21197 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21198 depending on frame_pointer_needed before remaining integer and SSE
21199 registers are saved.
21201 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
21204 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
21206 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
21209 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
21210 Use the "xBm" constraint.
21211 (float<sseintvecmodelower><mode>2<mask_name><round_name):
21213 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
21214 (sse_cvtsi2ssq<round_name>): Likewise.
21215 (sse_cvtss2si<round_name>): Likewise.
21216 (sse_cvtss2siq<round_name>): Likewise.
21217 (sse2_cvtsi2sdq<round_name>): Likewise.
21218 (sse2_cvtsd2si<round_name>): Likewise.
21219 (sse2_cvtsd2siq<round_name>): Likewise.
21220 * config/i386/subst.md (round_nimm_scalar_predicate): New
21223 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
21225 PR middle-end/67639
21226 * varasm.c (make_decl_rtl): Mark invalid register vars as
21229 PR rtl-optimization/66206
21230 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
21231 All callers changed.
21233 2016-01-07 Jakub Jelinek <jakub@redhat.com>
21235 PR tree-optimization/69141
21236 * tree-ssa-pre.c: Include langhooks.h.
21237 (eliminate_dom_walker::before_dom_children): Use
21238 lang_hooks.decl_printable_name instead of
21239 cgraph_node::get ()->name ().
21241 PR middle-end/68960
21242 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
21243 it and DECL_ALIGN too.
21245 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
21247 * config/mips/mips-ftypes.def: Sort to lexicographical order.
21249 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
21252 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
21253 depending on frame_pointer_needed before remaining integer and SSE
21254 registers are saved.
21256 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21258 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
21259 mode iterator with VSX_M2.
21260 (*p9_vecstore_<mode>): Likewise.
21261 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
21262 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
21263 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
21264 (define_split for VSX_LE128 stores): Likewise.
21265 (define_peephole2 for TImode LE swaps): Likewise.
21266 (define_split for VSX_LE128 post-reload stores): Likewise.
21268 2016-01-06 Marek Polacek <polacek@redhat.com>
21271 * convert.c (convert_to_integer_1): Adjust call to
21272 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
21273 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
21274 EXPR instead of ARG.
21275 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
21277 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21280 * doc/extend.texi (RL78 Variable Attributes): New section.
21282 2016-01-05 Marek Polacek <polacek@redhat.com>
21285 * builtins.c (get_memmodel): Use expansion point location rather than
21286 the input location. Call warning_at rather than warning.
21287 (expand_builtin_atomic_compare_exchange): Likewise.
21288 (expand_builtin_atomic_load): Likewise.
21289 (expand_builtin_atomic_store): Likewise.
21290 (expand_builtin_atomic_clear): Likewise.
21292 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21295 * config/i386/i386.c (ix86_expand_vector_logical_operator):
21296 Replace nonimmediate_operand with vector_operand.
21297 * config/i386/predicates.md (vector_operand): New predicate.
21298 (general_vector_operand): Replace nonimmediate_operand with
21300 * config/i386/sse.md: Replace nonimmediate_operand with
21301 vector_operand and m constraint with Bm constraint on SSE
21302 patterns with 16-byte memory operand.
21303 * config/i386/subst.md (round_nimm_predicate): Replace
21304 nonimmediate_operand with vector_operand.
21305 (round_saeonly_nimm_predicate): Likewise.
21306 (round_saeonly_nimm_scalar_predicate): New.
21308 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
21311 * config/i386/constraints.md (Bm): New constraint.
21312 * config/i386/predicates.md (vector_memory_operand): New
21314 * config/i386/sse.md: Replace xm with xBm in plusminus and
21315 any_logic patterns.
21317 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21320 * doc/extend.texi (V850 Function Attributes): New section.
21321 (V850 Variable Attributes): New section.
21323 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
21326 * doc/extend.texi (MicroBlaze Function Attributes): Document
21327 interrupt_handler and fast_interrupt attributes.
21329 2016-01-05 Sergei Trofimovich <siarheit@google.com>
21332 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
21333 for local symbolic operands.
21334 * config/ia64/predicates.md (local_symbolic_operand64): New
21337 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21339 PR rtl-optimization/68651
21340 * combine.c (combine_simplify_rtx): Canonicalize x + x into
21343 2016-01-05 Nathan Sidwell <nathan@acm.org>
21345 * alias.c (compare_base_decls): Use symtab_node::get.
21347 2016-01-05 Nick Clifton <nickc@redhat.com>
21350 * ira-costs.c (copy_cost): Initialise the t_icode field of the
21351 secondary_reload_info structure.
21354 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
21355 decls if weak support is available.
21357 2016-01-04 Martin Sebor <msebor@redhat.com>
21359 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
21361 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21363 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
21364 OPTION_MASK_P9_DFORM.
21366 * config/rs6000/constraints.md (wo constraint): New constraint for
21369 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
21371 (rs6000_init_hard_regno_mode_ok): Likewise.
21373 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
21376 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
21377 expanders not to have constraints. Add support for ISA 3.0 xxperm
21378 instruction. Add support for fusing xxlor with xxperm.
21379 (altivec_vperm_<mode>_internal): Likewise.
21380 (altivec_vperm_v8hiv16qi): Likewise.
21381 (altivec_vperm_<mode>v16q): Likewise.
21382 (altivec_vperm_<mode>_uns): Likewise.
21383 (vperm_v8hiv4si): Likewise.
21384 (vperm_v16qiv8hi): Likewise.
21386 * doc/md.texi (RS/6000 constraints): Document wo constraint.
21388 2016-01-04 Jakub Jelinek <jakub@redhat.com>
21390 Update copyright years.
21392 * gcc.c (process_command): Update copyright notice dates.
21393 * gcov-dump.c (print_version): Ditto.
21394 * gcov.c (print_version): Ditto.
21395 * gcov-tool.c (print_version): Ditto.
21396 * gengtype.c (create_file): Ditto.
21397 * doc/cpp.texi: Bump @copying's copyright year.
21398 * doc/cppinternals.texi: Ditto.
21399 * doc/gcc.texi: Ditto.
21400 * doc/gccint.texi: Ditto.
21401 * doc/gcov.texi: Ditto.
21402 * doc/install.texi: Ditto.
21403 * doc/invoke.texi: Ditto.
21405 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21407 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
21408 modes larger than TImode as TImode if NEON is not enabled.
21410 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21413 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
21414 mode for %f0-%f31 only if TARGET_FPU.
21416 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
21419 * config/sparc/sparc.c (scan_record_type): Take into account subfields
21420 to compute the PACKED_P predicate.
21421 (function_arg_record_value): Minor tweaks.
21423 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21425 * doc/install.texi (--with-multilib-list): Describe the meaning of the
21426 option for arm*-*-* targets.
21428 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
21430 * doc/extend.texi (Common Function Attributes): Move docs for
21431 MSP430-specific attributes to....
21432 (MSP430 Function Attributes): ...here. Delete the redundant
21433 entries and copy-edit the remaining text.
21434 (MSP430 Variable Attributes): Use uniform format for index
21435 entries and add a cross-reference to the corresponding function
21438 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
21440 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
21442 (x86 Options): Likewise.
21444 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21448 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
21449 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
21450 to corresponding attribute.
21452 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
21454 * doc/extend.texi (Common Function Attributes) <noplt>: Move
21455 to correct alphabetization of table. Copy-edit and correct
21457 <stack_protect>: Likewise.
21458 <target_clones>: Likewise.
21460 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
21461 Correct punctuation.
21462 (Code Gen Options) <-fno-plt>: Copy-edit.
21464 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
21467 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
21468 SI values. Explicitly convert SI to DI and vice-versa.
21470 2016-01-01 Jakub Jelinek <jakub@redhat.com>
21472 PR tree-optimization/69070
21473 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
21474 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
21477 * ubsan.c (ubsan_instrument_float_cast): Call
21478 initialize_sanitizer_builtins.
21481 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
21483 Copyright (C) 2016 Free Software Foundation, Inc.
21485 Copying and distribution of this file, with or without modification,
21486 are permitted in any medium without royalty provided the copyright
21487 notice and this notice are preserved.