1 2016-10-07 Andrew Pinski <apinski@cavium.com>
3 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
4 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR): Likewise.
6 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION): Likewise.
7 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION): Likewise.
8 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9 (AARCH64_ARCH): Likewise.
10 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION): Likewise.
11 (AARCH64_CORE): Likewise.
12 (AARCH64_ARCH): Likewise.
13 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
14 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
15 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
16 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
17 (AARCH64_ARCH): Likewise.
18 (AARCH64_CORE): Likewise.
19 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
20 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
21 (AARCH64_CORE): Likewise.
22 (AARCH64_ARCH): Likewise.
24 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
26 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
27 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
28 floating point type infrastructre, and -mfloat128 that enables the
29 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
30 if -mfloat128-type. Define __ibm128 to be long double by default.
31 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
32 the IEEE 128-bit floating point type infrastructure should
33 automatically be enabled.
34 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
35 instead of -mfloat128 to enable KFmode.
36 (rs6000_option_override_internal): Split the option -mfloat128
37 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
38 systems, automatically set -mfloat128-type, but don't enable it on
39 other operating systems. Move setting the long double size and
40 IEEE quad support before the IEEE 128-bit floating point changes.
41 (rs6000_init_builtins): Do not create a unique type for __ibm128
42 if long double is IBM extended double, instead rely on __ibm128
43 being defined as 'long double'. If -mfloat128-type and not
44 -mfloat128, create the KFmode type with an undocumented __ieee128
46 (rs6000_init_libfuncs): Use -mfloat128-type instead of
47 -mfloat128 for tests about the types, but keep tests for
48 -mfloat128 to enable the keyword support.
49 (rs6000_complex_function_value): Likewise.
50 (rs6000_scalar_mode_supported_p): Likewise.
51 (rs6000_floatn_mode): Likewise.
52 (rs6000_c_mode_for_suffix): Likewise.
53 (rs6000_opt_masks): Add -mfloat128-type.
54 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
55 -mfloat128-type being split from -mfloat128. Add
56 -mfloat128-hardware, which was missing.
57 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
58 -mfloat128 and -mfloat128-type:
59 (-mfloat128-type): Likewise.
60 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
61 that 64-bit Linux systems with enable -mfloat128-type by default
63 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
64 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
65 -mfloat128-type instead of -mfloat128.
66 (FLOAT128_2REG_P): Likewise.
67 (MASK_FLOAT128_TYPE): Likewise.
68 (ALTIVEC_ARG_MAX_RETURN): Likewise.
69 (RS6000_BTM_FLOAT128): Likewise.
70 (TARGET_FLOAT128): Poison old identifiers.
71 (OPTION_MASK_FLOAT128): Likewise.
72 (MASK_FLOAT128): Likewise.
73 * config/rs6000/rs6000.md (FP): Likewise.
75 (fix_trunc<mode>di2): Likewise.
76 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
77 (floatdi<mode>2): Likewise.
78 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
79 (neg<mode>2, FLOAT128 iterator): Likewise.
80 (abs<mode>2, FLOAT128 iterator): Likewise.
81 (ieee_128bit_negative_zero): Likewise.
82 (ieee_128bit_vsx_neg<mode>2): Likewise.
83 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
84 (ieee_128bit_vsx_abs<mode>2): Likewise.
85 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
86 (ieee_128bit_vsx_nabs<mode>2): Likewise.
87 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
88 (extendiftf2): Likewise.
89 (extendifkf2): Likewise.
90 (extendtfkf2): Likewise.
91 (trunciftf2): Likewise.
92 (truncifkf2): Likewise.
93 (trunckftf2): Likewise.
94 (trunctfif2): Likewise.
95 (extendkftf2): Likewise.
96 (trunctfkf2): Likewise.
98 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
100 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
101 before merging in bytes to pass down to real_from_target.
103 2016-10-07 Richard Biener <rguenther@suse.de>
105 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
107 (substitute_and_fold_dom_walker::before_dom_children):
108 Substitute and fold before pass specific folding to avoid
109 feeding that with SSA names that will be later released.
110 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
111 introduced by folding and visited by evaluate_stmt called during
113 (likely_value): Likewise.
114 (evaluate_stmt): Likewise.
115 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
116 (simplify_div_or_mod_using_ranges): Likewise.
117 (simplify_min_or_max_using_ranges): Likewise.
118 (simplify_abs_using_ranges): Likewise.
119 (simplify_conversion_using_ranges): Likewise.
120 (simplify_float_conversion_using_ranges): Likewise.
121 (simplify_stmt_using_ranges): Likewise.
123 2016-10-07 Marek Polacek <polacek@redhat.com>
125 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
126 FALLTHROUGH_LABEL_P here...
127 (warn_implicit_fallthrough_r): ...not here.
129 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
131 PR tree-optimization/77880
132 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
135 2016-10-07 Marek Polacek <polacek@redhat.com>
138 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
140 2016-10-07 Richard Biener <rguenther@suse.de>
142 * bitmap.h: Document constraints on bitmap modification while
145 2016-10-07 Richard Biener <rguenther@suse.de>
147 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
148 * bitmap.h (bmp_iter_set): When advancing to the next element
149 check that we didn't remove the current one.
150 (bmp_iter_and): Likewise.
151 (bmp_iter_and_compl): Likewise.
152 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
153 we currently iterate on but keep a one-level queue.
154 * sched-deps.c (remove_from_deps): Do not clear current bit
155 but keep a one-level queue.
157 2016-10-07 Jakub Jelinek <jakub@redhat.com>
159 PR tree-optimization/77664
160 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
161 for the other ranges.
162 (optimize_range_tests_diff): Fix up formatting.
163 (optimize_range_tests_var_bound): New function.
164 (optimize_range_tests): Use it.
166 2016-10-07 Martin Liska <mliska@suse.cz>
168 * coverage.c (build_gcov_exit_decl): Fix priority what
171 2016-10-07 Richard Biener <rguenther@suse.de>
173 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
174 vars in gimple_bind_vars but not in BLOCK_VARS.
176 2016-10-07 Richard Biener <rguenther@suse.de>
178 PR tree-optimization/77879
179 * tree-ssa-structalias.c (handle_const_call): Properly handle
181 (handle_pure_call): Likewise.
183 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
185 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
186 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
189 2016-10-06 Andrew Pinski <apinski@cavium.com>
191 * config/aarch64/aarch64-cores.def: Add a comment before each
194 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
196 PR tree-optimization/77862
197 * tree-vrp.c (add_equivalence): Use get_value_range so that
198 num_vr_values is checked before accessing vr_values.
200 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
202 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
205 2016-10-05 Jeff Law <law@redhat.com>
207 PR tree-optimization/71661
208 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
209 removal of a forwarder exposes a new natural loop.
211 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
214 Introduce ssesuffix variable.
215 (<mask_codefor><code><mode>3<mask_name>): Ditto.
216 (*<code><mode>3): Ditto.
218 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
220 * postreload.c (reload_cse_simplify): Skip also USE when detecting
223 2016-10-06 Richard Biener <rguenther@suse.de>
225 PR tree-optimization/77855
226 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
227 instead of removing the current item while iterating over the set
230 2016-10-06 James Clarke <jrtc27@jrtc27.com>
231 Eric Botcazou <ebotcazou@adacore.com>
234 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
235 (classify_registers): Don't set it
236 (function_arg_slotno): Don't initialize and test it. Tidy up.
238 2016-10-06 Richard Biener <rguenther@suse.de>
240 PR tree-optimization/77839
241 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
244 2016-10-06 Martin Liska <mliska@suse.cz>
246 * gcc.c: Set -fprofile-update=atomic when profiling is
247 enabled and -pthread is set. Warn when one combines
248 -pthread and -fprofile-update=single for an app using
251 2016-10-06 Martin Liska <mliska@suse.cz>
254 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
255 * gimple-ssa-strength-reduction.c (slsr_process_cast):
256 Initialize a pointer to NULL.
257 (slsr_process_copy): Likewise.
258 * input.c (location_get_source_line): Likewise.
259 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
261 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
263 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
264 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
265 (ix86_handle_option): Deleted handle of OPT_mpcommit.
266 * config.gcc: Deleted pcommitintrin.h
267 * config/i386/pcommitintrin.h: Deleted file.
268 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
269 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
271 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
273 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
274 (PTA_PCOMMIT): Deleted define.
275 (ix86_option_override_internal): Deleted handle of option.
276 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
277 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
278 __builtin_ia32_pcommit): Deleted.
279 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
280 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
281 (pcommit): Deleted instruction.
282 * config/i386/i386.opt: Mention -mpcommit deprecation.
283 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
285 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
290 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
291 Use <round_constraint> as operand 1 constraint.
293 2016-10-05 Jakub Jelinek <jakub@redhat.com>
296 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
297 (ubsan_instrument_float_cast): And not here.
300 * ubsan.c (ubsan_ids): New GTY(()) array.
301 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
302 instead of static local counters.
304 2016-10-05 Martin Sebor <msebor@redhat.com>
307 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
308 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
309 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
310 (default_printf_pointer_format): Define function.
311 * targhooks.c (linux_printf_pointer_format): Define new function.
312 * targhooks.h (linux_printf_pointer_format): Declare.
313 (gnu_libc_printf_pointer_format): Remove declaration.
315 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
317 * fold-const.c (native_encode_real): Fix logic for selecting offset
318 to write to when BYTES_BIG_ENDIAN.
320 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
322 * builtins.c (fold_builtin_strchr): Remove function.
323 (fold_builtin_strrchr): Likewise.
324 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
325 * gimple-fold.c (target_char_cst_p): New function.
326 (gimple_fold_builtin_strchr) Add more foldings.
327 (gimple_fold_builtin): Add index, strrchr, rindex cases.
329 2016-10-05 Richard Biener <rguenther@suse.de>
332 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
333 capture ids in c-exprs.
335 2016-10-05 Richard Biener <rguenther@suse.de>
338 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
339 with types_match for GIMPLE code gen to handle type mismatched
341 (dt_operand::gen): Adjust.
342 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
345 2016-10-05 Richard Biener <rguenther@suse.de>
347 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
349 2016-10-05 Richard Biener <rguenther@suse.de>
352 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
354 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
356 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
357 version check to protect only DW_TAG_imported_module generation.
359 2016-10-05 Richard Biener <rguenther@suse.de>
362 * match.pd (min(a,-a) -> -abs(a)): New pattern.
364 2016-10-04 Ian Lance Taylor <iant@golang.org>
366 * explow.c (allocate_dynamic_stack_space): Call
367 do_pending_stack_adjust before handling flag_split_stack.
369 2016-10-04 David Malcolm <dmalcolm@redhat.com>
371 * genattrtab.c (make_internal_attr): Supply dummy column number to
374 * genoutput.c (init_insn_for_nothing): Likewise.
375 * gensupport.c (add_define_attr): Likewise.
376 * read-md.c (message_at_1): Print column number.
377 (fatal_with_file_and_line): Likewise.
378 (rtx_reader::read_char): Track column numbers.
379 (rtx_reader::unread_char): Likewise.
380 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
381 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
382 (rtx_reader::handle_file): Initialize m_read_md_colno.
383 (rtx_reader::get_current_location): Supply column number to
385 * read-md.h (struct file_location): Add field "colno".
386 (file_location::file_location): Likewise.
387 (rtx_reader::get_colno): New accessor.
388 (rtx_reader::m_read_md_colno): New field.
389 (rtx_reader::m_last_line_colno): New field.
391 2016-10-04 Jakub Jelinek <jakub@redhat.com>
393 * doc/extend.texi (Java Exceptions): Remove.
394 (java_interface): Remove.
396 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
398 PR tree-optimization/77808
399 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
400 and addr are different before copying points-to information.
402 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
405 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
406 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
407 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
409 2016-10-04 Richard Biener <rguenther@suse.de>
411 PR tree-optimization/77399
412 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
413 verify the target can convert.
415 2016-10-04 Richard Biener <rguenther@suse.de>
418 * explow.c (plus_constant): Verify the mode of the constant
419 pool offset before calling plus_constant.
421 2016-10-04 Richard Biener <rguenther@suse.de>
424 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
425 type support, mark with :C.
426 (X / -X -> -1): Mark with :C.
428 2016-10-04 Jakub Jelinek <jakub@redhat.com>
430 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
431 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
432 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
433 * doc/tm.texi: Regenerated.
434 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
435 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
436 * config/darwin.h (JCR_SECTION_NAME): Remove.
437 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
438 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
439 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
440 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
441 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
442 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
444 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
446 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
447 between "because" and "param" in dump message in call to fprintf.
449 2016-10-03 Jeff Law <law@redhat.com>
451 PR tree-optimization/71550
452 PR tree-optimization/71403
453 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
454 (profitable_jump_thread_path): Also return boolean indicating if
455 the realized path will create an irreducible loop.
456 Remove loop depth tests from 71403.
457 (fsm_find_control_statement_thread_paths): Remove loop depth tests
458 from 71403. If threading will create an irreducible loop, then
459 throw away loop iteration and related information.
461 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
463 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
464 -Woverloaded-virtual checks for warning options.
465 * configure: Regenerate.
467 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
469 PR preprocessor/77699
470 * input.c (maybe_grow): Don't allocate one byte extra headroom.
471 (get_next_line): Return false on error.
472 (read_next_line): Removed, use get_next_line instead.
473 (read_line_num): Don't copy the line.
474 (location_get_source_line): Don't use static data.
475 (selftest::test_reading_source_line): Add more test cases.
477 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
480 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
482 * ifcvt.c (noce_try_avoid_const_materialization): New function.
483 (noce_process_if_block): Use it.
485 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
487 * doc/invoke.texi: Update -Wint-in-bool-context.
489 2016-10-02 Jakub Jelinek <jakub@redhat.com>
491 * dwarf2out.c (output_fde, output_call_frame_info,
492 dwarf2out_do_cfi_startproc, set_indirect_string,
493 gen_internal_sym, output_die, output_line_info): Use
494 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
495 ASM_GENERATE_INTERNAL_LABEL output.
497 2016-10-01 Richard Biener <rguenther@suse.de>
500 * genmatch.c (get_operand_type): Add operand position arg
501 and handle COND_EXPR comparison operand with fixed boolean_type_node.
502 (expr::gen_transform): Adjust.
503 (dt_simplify::gen_1): Likewise.
505 2016-10-01 Jakub Jelinek <jakub@redhat.com>
507 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
508 comments. Simplify asserts, remove unnecessary conditions.
510 (*<code><mode>3): Likewise.
512 2016-09-30 Jakub Jelinek <jakub@redhat.com>
514 * doc/invoke.texi (-Wregister): Document.
516 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
518 * configure.ac: Split CHECKING_P into CHECKING_P and
519 ENABLE_EXTRA_CHECKING.
520 * configure: Regenerated.
521 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
522 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
524 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
527 * gcc.c (process_command): For @filename handling, output
528 the correct name if the file does not exist.
530 2016-09-30 Marek Polacek <polacek@redhat.com>
532 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
533 * config/alpha/predicates.md: Likewise.
535 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
537 * ifcvt.c (noce_try_avoid_const_materialization): New function.
538 (noce_process_if_block): Use it.
540 2016-09-30 Martin Liska <mliska@suse.cz>
542 * doc/invoke.texi: Document asan-use-after-return that
543 it's disabled by default in runtime.
545 2016-09-30 Richard Biener <rguenther@suse.de>
547 * tree-vrp.c (intersect_ranges): If we failed to handle
548 the intersection choose a constant singleton range if available.
550 2016-09-30 Richard Biener <rguenther@suse.de>
552 PR tree-optimization/77399
553 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
554 float <-> int conversions.
556 2016-09-30 Alan Modra <amodra@gmail.com>
558 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
560 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
563 ext_level before calling CPUID with 0x80000008.
564 Simplify xgetbv checks.
566 2016-09-29 David Malcolm <dmalcolm@redhat.com>
568 * Makefile.in (OBJS): Add print-rtl-function.o.
569 * print-rtl-function.c: New file.
570 * print-rtl.h (print_rtx_function): New decl.
572 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/cpuid.h (__get_cpuid_count): New.
576 (__get_cpuid): Rename __level to __leaf.
578 2016-09-29 Marek Polacek <polacek@redhat.com>
580 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
582 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
584 * builtins.c (expand_builtin_memcmp): don't swap args unless
585 result is only being compared with zero.
587 2016-09-29 Marek Polacek <polacek@redhat.com>
589 * dwarf2out.c (loc_descriptor): Add fall through comment.
590 (add_const_value_attribute): Likewise.
592 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
594 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
595 with "v6t2". Move "arch" attribute above "pool_range".
596 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
598 (*thumb2_movhi_vfp): Likewise.
599 (*arm_movhi_fp16): Likewise.
600 (*thumb2_movhi_fp16): Likewise.
601 (*arm_movsi_vfp): Remove "arch" attribute.
602 (*thumb2_movsi_vfp): Likewise.
604 2016-09-29 Martin Liska <mliska@suse.cz>
606 * doc/extend.texi: Remove limitation of Objective C for
607 __attribute__((constructor)) and __attribute__((destructor)).
609 2016-09-29 Richard Biener <rguenther@suse.de>
611 PR tree-optimization/77768
612 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
613 Handle stores to readonly memory when removing redundant stores.
615 2016-09-29 Richard Biener <rguenther@suse.de>
618 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
619 X / -X -> -1 simplifications.
621 2016-09-29 Richard Biener <rguenther@suse.de>
624 * match.pd: Add max(a,-a) -> abs(a) pattern.
625 * tree-ssa-phiopt.c (minmax_replacement): Disable for
626 HONOR_SIGNED_ZEROS types.
628 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
630 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
631 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
633 2016-09-29 Richard Biener <rguenther@suse.de>
635 * tree-vrp.c (set_defs_to_varying): New helper avoiding
636 writing to vr_const_varying.
637 (vrp_initialize): Call it.
638 (vrp_visit_stmt): Likewise.
639 (evrp_dom_walker::before_dom_children): Likewise.
641 2016-09-29 Richard Biener <rguenther@suse.de>
643 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
644 constructors with vector elements.
646 2016-09-29 Richard Biener <rguenther@suse.de>
648 PR tree-optimization/77768
649 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
650 with stores to a place we know has a constant value.
652 2016-09-29 Alan Modra <amodra@gmail.com>
654 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
655 * doc/invoke.texi: Document it.
656 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
657 (rs6000_passes_float): Comment.
658 (rs6000_passes_long_double): New static var.
659 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
660 (init_cumulative_args): Set up to emit fp .gnu_attribute for
661 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
662 to include fp values returned in vectors.
663 Set rs6000_passes_long_double.
664 (rs6000_function_arg_advance_1): Likewise for function args.
665 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
666 and SPE. Emit long double tag value too.
667 (rs6000_opt_vars): Add gnu-attr.
668 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
669 * configure: Regenerate.
670 * config.in: Regenerate.
672 2016-09-28 Jakub Jelinek <jakub@redhat.com>
674 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
676 (format_floating, format_string, format_directive,
677 get_destination_size, pass_sprintf_length::handle_gimple_call):
680 2016-09-28 Jakub Jelinek <jakub@redhat.com>
682 * gimple-ssa-sprintf.c: Fix comment formatting.
683 (format_integer): Use is_gimple_assign.
684 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
685 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
686 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
687 (pass_sprintf_length::execute): Use is_gimple_call.
689 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
691 * gimple-fold.c (gimple_fold_builtin): After failing to fold
692 strchr, also try the generic folding.
694 2016-09-28 Martin Sebor <msebor@redhat.com>
697 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
700 2016-09-28 Martin Sebor <msebor@redhat.com>
703 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
704 length modifier is not expected.
705 (format_floating): Ignore l length modifier and fail gracefuly
706 when it isn't one of the other expected ones.
708 2016-09-28 Martin Sebor <msebor@redhat.com>
711 * varasm.c (assemble_addr_to_section): Increase local buffer size.
713 2016-09-27 Richard Biener <rguenther@suse.de>
715 * dwarf2out.c (cu_die_list): New global.
716 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
717 main_comp_unit_die to cu_die_list if we created it.
718 Move break_out_includes ...
719 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
722 2016-09-28 Richard Biener <rguenther@suse.de>
724 * dwarf2out.c (struct die_struct): Add removed flag.
725 (lookup_type_die): If the DIE is marked as removed, clear
726 TYPE_SYMTAB_DIE and return NULL.
727 (lookup_decl_die): If the DIE is marked as removed, remove it
728 from the hash and return NULL.
729 (mark_removed): New helper.
730 (prune_unused_types_prune): Call it for removed DIEs.
731 (gen_subprogram_die): Move the premark_used_types call to after
732 DIEs for the functions scopes are generated.
733 (process_scope_var): Do not re-create pruned types or type decls.
734 Make sure to also re-parent type decls.
735 (dwarf2out_finish): Move unused type pruning and debug_types
737 (dwarf2out_early_finish): ... here.
739 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
741 * config/arc/arc-c.c: New file.
742 * config/arc/arc-c.def: Likewise.
743 * config/arc/t-arc: Likewise.
744 * config.gcc: Include arc-c.o as c and cpp object.
745 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
746 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
747 arc_cpu_cpp_builtins.
749 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
751 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
752 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
754 2016-09-28 Nathan Sidwell <nathan@acm.org>
756 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
759 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
761 PR tree-optimization/61056
762 * gimple-fold.c (gimple_fold_builtin_strchr):
763 New function to optimize strchr (s, 0) to strlen.
764 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
766 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
768 PR tree-optimization/77724
769 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
770 Add tree_fits_shwi_p check.
772 2016-09-27 Jakub Jelinek <jakub@redhat.com>
774 * auto-inc-dec.c (try_merge): Remove break after return.
775 * cselib.c (autoinc_split): Likewise.
776 * explow.c (promote_mode): Likewise.
777 * fixed-value.c (fixed_arithmetic): Likewise.
778 * hsa.c (hsa_internal_fn::get_arity): Likewise.
779 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
780 * trans-mem.c (get_attrs_for): Likewise.
781 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
782 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
783 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
784 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
785 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
786 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
787 * config/cris/cris.c (cris_op_str): Likewise.
788 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
789 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
791 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
793 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
794 IFN_GOACC_REDUCTION_CODES): New.
795 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
796 ifn_goacc_reduction_kind): Use them.
797 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
798 of internal functions, when applicable.
800 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
802 * config/mips/constraints.md (d): Fix documentation.
803 * doc/md.texi (Machine Constraints): Update accordingly.
805 2016-09-27 Richard Biener <rguenther@suse.de>
807 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
808 cur_line_info_table initialization ...
809 (dwarf2out_assembly_start): ... here.
811 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
813 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
814 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
815 (*thumb2_movhi_vfp): Likewise.
816 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
817 template. Expand predicable attribute to mark VMOV.F16 as not
818 predicable. Add "arch" attribute.
819 (*thumb2_movhi_fp16): Likewise.
820 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
821 (*thumb2_movsi_vfp): Add "arch" attribute.
823 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
825 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
828 2016-09-27 Marek Polacek <polacek@redhat.com>
830 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
833 * config/c6x/c6x.h: Adjust fall through comment.
834 * config/sh/sh.c (final_prescan_insn): Likewise.
835 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
836 (visium_expand_fp_cstore): Likewise.
838 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
841 expected by -Wimplicit-fallthrough.
842 (thumb1_size_rtx_costs): Likewise.
843 (thumb2_reorg): Likewise.
844 (tls_mentioned_p): Add "Fall through" comment.
845 (thumb2_reorg): Likewise.
846 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
847 comment form expected by -Wimplicit-fallthrough.
849 2016-09-27 Martin Liska <mliska@suse.cz>
851 PR gcov-profile/46266
852 * input.h (RESERVED_LOCATION_P): New macro.
853 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
854 instread of comparison with UNKNOWN_LOCATION.
856 2016-09-27 Richard Biener <rguenther@suse.de>
858 PR tree-optimization/77745
859 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
860 When removing redundant stores make sure to check compatibility
861 of the TBAA state for downstream accesses.
862 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
863 value-numbering virtual operands for store matches.
865 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
868 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
869 movrt patterns. Match them before anything else in the SET case.
871 2016-09-27 Martin Liska <mliska@suse.cz>
874 PR gcov-profile/16855
875 PR gcov-profile/44779
876 * coverage.c (build_gcov_exit_decl): New function.
877 (coverage_obj_init): Call the function and generate __gcov_exit
879 * doc/gcov.texi: Document when __gcov_exit function is called.
881 2016-09-27 Marek Polacek <polacek@redhat.com>
884 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
885 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
886 -Wno-error instead of -Wno-implicit-fallthrough.
888 2016-09-27 Martin Liska <mliska@suse.cz>
891 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
893 2016-09-27 Jakub Jelinek <jakub@redhat.com>
895 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
896 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
897 comments. Remove break after return.
898 (ix86_fp_compare_code_to_integer, has_dispatch,
899 ix86_simd_clone_usable): Remove break after return.
901 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
903 PR rlt-optimization/77714
904 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
907 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
910 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
911 extract_range_from_unary_expr to convert value_range.
912 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
913 (extract_range_from_unary_expr): This.
914 * tree-vrp.h (extract_range_from_unary_expr): Declare.
916 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
918 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
920 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
922 * config/i386/i386.c (ix86_print_operand)
923 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
924 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
925 (epilogue_renumber): Likewise.
927 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
930 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
931 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
933 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
935 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
936 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
937 is_mm_seq_cst, is_mm_sync): Move to ...
938 * memmodel.h: This. New file.
939 * builtins.c: Include memmodel.h.
940 * optabs.c: Likewise.
942 * config/aarch64/aarch64.c: Likewise.
943 * config/alpha/alpha.c: Likewise.
944 * config/arm/arm.c: Likewise.
945 * config/i386/i386.c: Likewise.
946 * config/ia64/ia64.c: Likewise.
947 * config/mips/mips.c: Likewise.
948 * config/rs6000/rs6000.c: Likewise.
949 * config/sparc/sparc.c: Likewise.
950 * genconditions.c: Include memmodel.h in generated file.
951 * genemit.c: Likewise.
952 * genoutput.c: Likewise.
953 * genpeep.c: Likewise.
954 * genpreds.c: Likewise.
955 * genrecog.c: Likewise.
957 2016-09-26 David Malcolm <dmalcolm@redhat.com>
959 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
960 "c" instead when parsing characters. Move operand parsing into...
961 (read_rtx_operand): ...this new function, renaming "i" to "idx",
962 and tightening the scope of various locals.
964 2016-09-26 Liu Hao <lh_mouse@126.com>
966 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
968 2016-09-26 Marek Polacek <polacek@redhat.com>
970 * system.h: Use __has_attribute to check whether the fallthrough
971 attribute is supported.
973 2016-09-26 Marek Polacek <polacek@redhat.com>
975 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
976 gimple_call_internal_p.
977 * ipa-split.c (find_return_bb): Likewise.
978 (execute_split_functions): Likewise.
979 * omp-low.c (dump_oacc_loop_part): Likewise.
980 (oacc_loop_xform_head_tail): Likewise.
981 * predict.c (predict_loops): Likewise.
982 * sanopt.c (pass_sanopt::execute): Likewise.
983 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
984 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
985 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
986 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
987 (expand_ifn_va_arg): Likewise.
988 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
989 (optimize_mask_stores): Likewise.
990 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
991 (vect_transform_stmt): Likewise.
992 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
993 * tsan.c (instrument_memory_accesses): Likewise.
995 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
996 Alexander Monakov <amonakov@ispras.ru>
998 * regrename.c (rename_chains): Check
999 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1000 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1001 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1003 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1005 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1006 (s390_sched_score): Likewise.
1008 2016-09-26 Martin Liska <mliska@suse.cz>
1010 * doc/gcov.texi: Update program output of gcov tool.
1012 2016-09-26 Martin Liska <mliska@suse.cz>
1014 PR gcov-profile/23332
1015 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1016 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1017 * value-prof.c (dump_histogram_value): Do not handle
1018 HIST_TYPE_CONST_DELTA.
1019 (stream_in_histogram_value): Likewise.
1020 (gimple_find_values_to_profile): Likewise.
1021 * value-prof.h (enum hist_type): Likewise.
1023 2016-09-26 Martin Liska <mliska@suse.cz>
1025 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1026 from default sanitize recover values.
1027 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1028 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1029 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1031 * opts.c (finish_options): Do a generic loop over options
1032 that can be recovered.
1033 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1035 (common_handle_option): Likewise.
1036 * opts.h: Declare can_recover to sanitizer_opts_s.
1038 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1040 * target.def(elf_flags_numeric): Change documentation to present tense.
1041 * doc/tm.texi: Regenerate.
1043 2016-09-26 Marek Polacek <polacek@redhat.com>
1046 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1047 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1048 -Wno-switch-fallthrough.
1049 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1050 (expand_builtin): Likewise.
1051 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1052 * convert.c (convert_to_real_1): Likewise.
1053 (convert_to_integer_1): Likewise.
1054 * final.c (output_alternate_entry_point): Likewise.
1055 * genattrtab.c (make_canonical): Likewise.
1056 (write_test_expr): Likewise.
1057 * genpreds.c (validate_exp): Likewise.
1058 * gimple-ssa-strength-reduction.c
1059 (find_candidates_dom_walker::before_dom_children): Likewise.
1060 * godump.c (go_format_type): Likewise.
1061 * reload1.c (elimination_effects): Likewise.
1062 * resource.c (mark_referenced_resources): Likewise.
1063 (mark_set_resources): Likewise.
1064 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1065 * varasm.c (output_addressed_constants): Likewise.
1067 2016-09-26 Marek Polacek <polacek@redhat.com>
1070 * common.opt (Wimplicit-fallthrough): New option.
1071 * doc/extend.texi: Document statement attributes and the fallthrough
1073 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1074 * gimple.h (gimple_call_internal_p): New function.
1075 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1076 (struct label_entry): New struct.
1077 (find_label_entry): New function.
1078 (case_label_p): New function.
1079 (collect_fallthrough_labels): New function.
1080 (last_stmt_in_scope): New function.
1081 (should_warn_for_implicit_fallthrough): New function.
1082 (warn_implicit_fallthrough_r): New function.
1083 (maybe_warn_implicit_fallthrough): New function.
1084 (expand_FALLTHROUGH_r): New function.
1085 (expand_FALLTHROUGH): New function.
1086 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1087 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1088 (gimplify_label_expr): New function.
1089 (gimplify_case_label_expr): Set location.
1090 (gimplify_expr): Call gimplify_label_expr.
1091 * internal-fn.c (expand_FALLTHROUGH): New function.
1092 * internal-fn.def (FALLTHROUGH): New internal function.
1093 * langhooks.c (lang_GNU_OBJC): New function.
1094 * langhooks.h (lang_GNU_OBJC): Declare.
1095 * system.h (gcc_fallthrough): Define.
1096 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1097 * tree.h (FALLTHROUGH_LABEL_P): Define.
1099 2016-09-26 Richard Biener <rguenther@suse.de>
1101 * dwarf2out.c (stripattributes): Remove unused function.
1102 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1103 Push dwarf_split_debug_info handling into init_sections_and_labels.
1104 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1105 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1106 (debug_macinfo_section_name): New global.
1107 (output_macinfo): Use debug_macinfo_section_name.
1108 (init_sections_and_labels): Split out section and label generation
1109 from dwarf2out_init. Set debug_macinfo_section_name.
1110 (dwarf2out_init): Move text section label generation and emission
1112 (dwarf2out_assembly_start): ... here.
1113 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1116 2016-09-26 Richard Biener <rguenther@suse.de>
1119 * cgraphunit.c (analyze_functions): Before early removing
1120 global vars calls the late_global_decl debug handler mark
1121 the variable as readonly.
1123 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1126 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1127 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1128 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1129 declare new overloads.
1130 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1133 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1135 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1136 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1138 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1140 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1141 * configure: Regenerate.
1143 2016-09-24 Marek Polacek <polacek@redhat.com>
1146 * doc/invoke.texi: Document -Wbool-operation.
1148 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1150 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1151 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1152 cmpmemsi pattern to do builtin expansion of memcmp ().
1153 (compute_current_alignment): Add helper function for
1154 expand_block_compare used to compute alignment as the compare proceeds.
1155 (select_block_compare_mode): Used by expand_block_compare to select
1156 the mode used for reading the next chunk of bytes in the compare.
1157 (do_load_for_compare): Used by expand_block_compare to emit the load
1158 insns for the compare.
1159 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1160 reference from expand_block_compare ().
1161 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1162 prototype for this function.
1163 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1164 target option for controlling how much code inline expansion of
1165 memcmp() will be allowed to generate.
1167 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1169 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1170 hook_bool_mode_false, hook_bool_mode_true,
1171 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1172 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1173 hook_bool_const_rtx_insn_const_rtx_insn_true,
1174 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1175 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1176 hook_bool_const_tree_hwi_hwi_const_tree_false,
1177 hook_bool_const_tree_hwi_hwi_const_tree_true,
1178 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1179 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1180 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1181 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1182 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1183 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1184 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1185 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1186 hook_bool_uintp_uintp_false,
1187 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1188 hook_rtx_tree_int_null, hook_uint_mode_0,
1189 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1190 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1191 hook_constcharptr_const_rtx_insn_null,
1192 hook_constcharptr_const_tree_const_tree_null,
1193 hook_constcharptr_int_const_tree_null,
1194 hook_constcharptr_int_const_tree_const_tree_null,
1195 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1196 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1197 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1199 * vec.h (vNULL): Extend comment to say = vNULL initialization
1200 isn't needed for static vars.
1202 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1203 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1204 = vNULL initialization of file scope vec.
1205 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1206 disabled_pass_uid_range_tab): Likewise.
1207 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1208 * tree-chkp-opt.c (check_infos): Likewise.
1209 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1211 * vec.h (vnull::operator vec): Add constexpr keyword for
1214 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1216 PR tree-optimization/77654
1217 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1218 to duplicate_ssa_name_ptr_info.
1220 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1222 PR preprocessor/77672
1223 * input.c (selftest::test_lexer_string_locations_simple): Update
1224 test to expect location information of the terminator character
1225 at the location of the final closing quote.
1226 (selftest::test_lexer_string_locations_hex): Likewise.
1227 (selftest::test_lexer_string_locations_oct): Likewise.
1228 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1229 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1230 (selftest::test_lexer_string_locations_ucn4): Likewise.
1231 (selftest::test_lexer_string_locations_ucn8): Likewise.
1232 (selftest::test_lexer_string_locations_u8): Likewise.
1233 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1234 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1235 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1236 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1237 (selftest::test_lexer_string_locations_macro): Likewise.
1238 (selftest::test_lexer_string_locations_long_line): Likewise.
1240 2016-09-23 Richard Biener <rguenther@suse.de>
1242 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1243 virtual definition to virtual use if the call devirtualizes
1244 to a const or pure function.
1245 (visit_use): Also visit calls we can devirtualize to a
1246 const or pure function.
1248 2016-09-23 Richard Biener <rguenther@suse.de>
1250 PR tree-optimization/77697
1251 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1252 signal error if we have sth ternary or unhandled.
1254 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1256 * config/arm/arm_neon.h (vabd_f16): New.
1290 (vcvt_f16_s16): New.
1291 (vcvt_f16_u16): New.
1292 (vcvt_s16_f16): New.
1293 (vcvt_u16_f16): New.
1294 (vcvtq_f16_s16): New.
1295 (vcvtq_f16_u16): New.
1296 (vcvtq_s16_f16): New.
1297 (vcvtq_u16_f16): New.
1298 (vcvta_s16_f16): New.
1299 (vcvta_u16_f16): New.
1300 (vcvtaq_s16_f16): New.
1301 (vcvtaq_u16_f16): New.
1302 (vcvtm_s16_f16): New.
1303 (vcvtm_u16_f16): New.
1304 (vcvtmq_s16_f16): New.
1305 (vcvtmq_u16_f16): New.
1306 (vcvtn_s16_f16): New.
1307 (vcvtn_u16_f16): New.
1308 (vcvtnq_s16_f16): New.
1309 (vcvtnq_u16_f16): New.
1310 (vcvtp_s16_f16): New.
1311 (vcvtp_u16_f16): New.
1312 (vcvtpq_s16_f16): New.
1313 (vcvtpq_u16_f16): New.
1314 (vcvt_n_f16_s16): New.
1315 (vcvt_n_f16_u16): New.
1316 (vcvtq_n_f16_s16): New.
1317 (vcvtq_n_f16_u16): New.
1318 (vcvt_n_s16_f16): New.
1319 (vcvt_n_u16_f16): New.
1320 (vcvtq_n_s16_f16): New.
1321 (vcvtq_n_u16_f16): New.
1335 (vmul_lane_f16): New.
1338 (vmulq_lane_f16): New.
1360 (vrsqrteq_f16): New.
1364 (vrsqrtsq_f16): New.
1368 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1370 * config.gcc (extra_headers): Add arm_fp16.h
1371 * config/arm/arm_fp16.h: New.
1372 * config/arm/arm_neon.h: Include "arm_fp16.h".
1374 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1376 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
1378 (vmulf): New (v8hf, v4hf variants).
1379 (vfma): New (v8hf, v4hf variants).
1380 (vfms): New (v8hf, v4hf variants).
1381 (vsub): New (v8hf, v4hf variants).
1382 (vcage): New (v8hf, v4hf variants).
1383 (vcagt): New (v8hf, v4hf variants).
1384 (vcale): New (v8hf, v4hf variants).
1385 (vcalt): New (v8hf, v4hf variants).
1386 (vceq): New (v8hf, v4hf variants).
1387 (vcgt): New (v8hf, v4hf variants).
1388 (vcge): New (v8hf, v4hf variants).
1389 (vcle): New (v8hf, v4hf variants).
1390 (vclt): New (v8hf, v4hf variants).
1391 (vceqz): New (v8hf, v4hf variants).
1392 (vcgez): New (v8hf, v4hf variants).
1393 (vcgtz): New (v8hf, v4hf variants).
1394 (vcltz): New (v8hf, v4hf variants).
1395 (vclez): New (v8hf, v4hf variants).
1396 (vabd): New (v8hf, v4hf variants).
1397 (vmaxf): New (v8hf, v4hf variants).
1398 (vmaxnm): New (v8hf, v4hf variants).
1399 (vminf): New (v8hf, v4hf variants).
1400 (vminnm): New (v8hf, v4hf variants).
1401 (vpmaxf): New (v4hf variant).
1402 (vpminf): New (v4hf variant).
1403 (vpadd): New (v4hf variant).
1404 (vrecps): New (v8hf, v4hf variants).
1405 (vrsqrts): New (v8hf, v4hf variants).
1406 (vabs): New (v8hf, v4hf variants).
1407 (vneg): New (v8hf, v4hf variants).
1408 (vrecpe): New (v8hf, v4hf variants).
1409 (vrnd): New (v8hf, v4hf variants).
1410 (vrnda): New (v8hf, v4hf variants).
1411 (vrndm): New (v8hf, v4hf variants).
1412 (vrndn): New (v8hf, v4hf variants).
1413 (vrndp): New (v8hf, v4hf variants).
1414 (vrndx): New (v8hf, v4hf variants).
1415 (vrsqrte): New (v8hf, v4hf variants).
1416 (vmul_lane): Add v4hf and v8hf variants.
1417 (vmul_n): Add v4hf and v8hf variants.
1418 (vext): New (v8hf, v4hf variants).
1419 (vcvts): New (v8hi, v4hi variants).
1420 (vcvts): New (v8hf, v4hf variants).
1421 (vcvtu): New (v8hi, v4hi variants).
1422 (vcvtu): New (v8hf, v4hf variants).
1423 (vcvts_n): New (v8hf, v4hf variants).
1424 (vcvtu_n): New (v8hi, v4hi variants).
1425 (vcvts_n): New (v8hi, v4hi variants).
1426 (vcvtu_n): New (v8hf, v4hf variants).
1427 (vbsl): New (v8hf, v4hf variants).
1428 (vcvtas): New (v8hf, v4hf variants).
1429 (vcvtau): New (v8hf, v4hf variants).
1430 (vcvtms): New (v8hf, v4hf variants).
1431 (vcvtmu): New (v8hf, v4hf variants).
1432 (vcvtns): New (v8hf, v4hf variants).
1433 (vcvtnu): New (v8hf, v4hf variants).
1434 (vcvtps): New (v8hf, v4hf variants).
1435 (vcvtpu): New (v8hf, v4hf variants).
1437 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1439 * config/arm/arm-builtins.c (hf_UP): New.
1441 (vfp_builtin_data): New. Update comment.
1442 (enum arm_builtins): Include "arm_vfp_builtins.def".
1443 (ARM_BUILTIN_VFP_PATTERN_START): New.
1444 (arm_init_vfp_builtins): New.
1445 (arm_init_builtins): Add arm_init_vfp_builtins.
1446 (arm_expand_vfp_builtin): New.
1447 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
1449 * config/arm/arm_vfp_builtins.def: New file.
1450 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
1451 (arm-builtins.o): Likewise.
1453 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
1456 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
1457 from constant while creating value range.
1459 2016-09-23 Renlin Li <renlin.li@arm.com>
1461 * ira.c (ira): Move ira_use_lra_p initialization code to ...
1462 (ira_init_once): Here.
1464 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
1465 Jakub Jelinek <jakub@redhat.com>
1467 * hooks.h (hook_uint_uintp_false): Rename to...
1468 (hook_bool_uint_uintp_false): ... this.
1469 * hooks.c (hook_uint_uintp_false): Rename to...
1470 (hook_bool_uint_uintp_false): ... this.
1471 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
1472 instead of hook_uint_uintp_false.
1474 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1476 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
1477 (arm_init_builtins): Move body of a loop to the standalone
1478 function arm_init_neon_builtin.
1479 (arm_expand_neon_builtin_1): New. Update comment. Function body
1480 moved from arm_neon_builtin with some white-space fixes.
1481 (arm_expand_neon_builtin): Move code into the standalone function
1482 arm_expand_neon_builtin_1.
1484 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1486 * config/arm/iterators.md (VCVTHI): New.
1487 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
1491 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
1492 (V_HALF): Add V4HF. Fix white-space.
1493 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
1494 (V_s_elem): Likewise.
1495 (V_sz_elem): Fix white-space.
1496 (V_elem_ch): Likewise.
1498 (scalar_mul_constraint): Add V8HF and V4HF.
1499 (Is_float_mode): Fix white-space.
1500 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
1501 (q): Add HF. Fix white-space.
1504 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
1505 (neon_vfm_lane_as): New.
1506 * config/arm/neon.md (add<mode>3_fp16): New.
1507 (sub<mode>3_fp16): New.
1508 (mul<mode>3add<mode>_neon): New.
1509 (fma<VH:mode>4_intrinsic): New.
1510 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
1511 (fmsub<VH:mode>4_intrinsic): New.
1512 (<absneg_str><mode>2): New.
1513 (neon_v<absneg_str><mode>): New.
1514 (neon_v<fp16_rnd_str><mode>): New.
1515 (neon_vrsqrte<mode>): New.
1516 (neon_vpaddv4hf): New.
1517 (neon_vadd<mode>): New.
1518 (neon_vsub<mode>): New.
1519 (neon_vmulf<mode>): New.
1520 (neon_vfma<VH:mode>): New.
1521 (neon_vfms<VH:mode>): New.
1522 (neon_vc<cmp_op><mode>): New.
1523 (neon_vc<cmp_op><mode>_fp16insn): New
1524 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
1525 (neon_vca<cmp_op><mode>): New.
1526 (neon_vca<cmp_op><mode>_fp16insn): New.
1527 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
1528 (neon_vc<cmp_op>z<mode>): New.
1529 (neon_vabd<mode>): New.
1530 (neon_v<maxmin>f<mode>): New.
1531 (neon_vp<maxmin>fv4hf: New.
1532 (neon_<fmaxmin_op><mode>): New.
1533 (neon_vrecps<mode>): New.
1534 (neon_vrsqrts<mode>): New.
1535 (neon_vrecpe<mode>): New (VH variant).
1536 (neon_vdup_lane<mode>_internal): New.
1537 (neon_vdup_lane<mode>): New.
1538 (neon_vcvt<sup><mode>): New (VCVTHI variant).
1539 (neon_vcvt<sup><mode>): New (VH variant).
1540 (neon_vcvt<sup>_n<mode>): New (VH variant).
1541 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
1542 (neon_vcvt<vcvth_op><sup><mode>): New.
1543 (neon_vmul_lane<mode>): New.
1544 (neon_vmul_n<mode>): New.
1545 * config/arm/unspecs.md (UNSPEC_VCALE): New
1546 (UNSPEC_VCALT): New.
1547 (UNSPEC_VFMA_LANE): New.
1548 (UNSPECS_VFMS_LANE): New.
1550 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1552 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
1553 ("*extzv<mode><clobbercc_or_nocc>"):
1554 Correct a typo in a comment.
1556 ("*insv<mode>_zEC12", "*insv<mode>_z10")
1557 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
1558 ("*insv<mode>_zEC12_appendbitsleft")
1559 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
1560 ("*insv<mode>_z10_appendbitsleft"): Ditto.
1561 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
1562 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
1563 Provide pattern with operands switched.
1564 ("*pre_z10_extv<mode>"):
1565 Use new subst patterns.
1566 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
1567 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
1568 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
1569 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
1570 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
1571 ("*<risbg_n>_sidi_ior_and_lshiftrt")
1572 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
1574 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
1575 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
1576 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
1578 ("SINT"): New mode_iterator with SI, HI, QI.
1579 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
1580 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
1583 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1585 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
1586 new interface of s390_contiguous_bitmask_p.
1587 ("contiguous_bitmask_nowrap_operand"): New predicate.
1588 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
1589 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
1590 of s390_contiguous_bitmask_p.
1591 ("NxxDw"): Rename NxxDq constraint to NxxDw.
1592 ("NxxSw"): New constraint.
1593 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
1594 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
1596 (s390_contiguous_bitmask_nowrap_p): Export.
1597 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
1598 former s390_contiguous_bitmask_p.
1599 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
1600 detect contiguous bit ranges with wraparound. Change signature to
1601 return START and END position instead of POS and LENGTH.
1602 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
1603 ranges with wraparound.
1604 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
1605 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
1606 Adapt to new signature of s390_contiguous_bitmask_p.
1608 2016-09-23 Bin Cheng <bin.cheng@arm.com>
1610 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
1611 (create_intersect_range_checks): New.
1612 (vect_create_cond_for_alias_checks): Call above function.
1614 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1616 * config/arm/iterators.md (Code iterators): Fix some white-space
1620 (FCVT): Moved from vfp.md.
1621 (VCVT_HF_US_N): New.
1622 (VCVT_SI_US_N): New.
1627 (FCVTI32typename): Moved from vfp.md.
1628 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
1629 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
1630 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
1631 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
1632 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
1634 (fp16_rnd_str): New.
1635 (fp16_rnd_insn): New.
1636 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
1637 (UNSPEC_VCVT_HF_U_N): New.
1638 (UNSPEC_VCVT_SI_S_N): New.
1639 (UNSPEC_VCVT_SI_U_N): New.
1640 (UNSPEC_VCVTH_S): New.
1641 (UNSPEC_VCVTH_U): New.
1642 (UNSPEC_VCVTA_S): New.
1643 (UNSPEC_VCVTA_U): New.
1644 (UNSPEC_VCVTM_S): New.
1645 (UNSPEC_VCVTM_U): New.
1646 (UNSPEC_VCVTN_S): New.
1647 (UNSPEC_VCVTN_U): New.
1648 (UNSPEC_VCVTP_S): New.
1649 (UNSPEC_VCVTP_U): New.
1650 (UNSPEC_VCVTP_S): New.
1651 (UNSPEC_VCVTP_U): New.
1653 (UNSPEC_VRNDA): New.
1654 (UNSPEC_VRNDI): New.
1655 (UNSPEC_VRNDM): New.
1656 (UNSPEC_VRNDN): New.
1657 (UNSPEC_VRNDP): New.
1658 (UNSPEC_VRNDX): New.
1659 * config/arm/vfp.md (<absneg_str>hf2): New.
1661 (neon_v<fp16_rnd_str>hf): New.
1662 (neon_vrndihf): New.
1667 (*mulsf3neghf_vfp): New.
1668 (*negmulhf3_vfp): New.
1669 (*mulsf3addhf_vfp): New.
1670 (*mulhf3subhf_vfp): New.
1671 (*mulhf3neghfaddhf_vfp): New.
1672 (*mulhf3neghfsubhf_vfp): New.
1675 (fmsubhf4_fp16): New.
1679 (neon_vsqrthf): New.
1680 (neon_vrsqrtshf): New.
1681 (FCVT): Move to iterators.md.
1682 (FCVTI32typename): Likewise.
1683 (neon_vcvth<sup>hf): New.
1684 (neon_vcvth<sup>si): New.
1685 (neon_vcvth<sup>_nhf_unspec): New.
1686 (neon_vcvth<sup>_nhf): New.
1687 (neon_vcvth<sup>_nsi_unspec): New.
1688 (neon_vcvth<sup>_nsi): New.
1689 (neon_vcvt<vcvth_op>h<sup>si): New.
1690 (neon_<fmaxmin_op>hf): New.
1692 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
1694 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
1695 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
1696 ("*insv<mode>_zEC12_appendbitsleft")
1697 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
1698 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
1700 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1702 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
1703 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
1704 construct values without normalization.
1705 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
1706 static local lhs_ops to vNULL.
1708 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1709 Jiong Wang <jiong.wang@arm.com>
1711 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
1712 available when FP16 instructions are available.
1713 (output_move_vfp): Add support for 16-bit data moves.
1714 (arm_validize_comparison): Fix some white-space. Support HFmode
1715 by conversion to SFmode.
1716 * config/arm/arm.md (truncdfhf2): Fix a comment.
1717 (extendhfdf2): Likewise.
1719 (movsicc): Fix some white-space.
1721 (movsfcc): Fix some white-space.
1723 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
1724 instructions are available.
1725 (*thumb2_movhi_vfp): Likewise.
1726 (*arm_movhi_fp16): New.
1727 (*thumb2_movhi_fp16): New.
1728 (*movhf_vfp_fp16): New.
1729 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
1730 (*movhf_vfp): Likewise.
1731 (extendhfsf2): Enable when VFP FP16 instructions are available.
1732 (truncsfhf2): Enable when VFP FP16 instructions are available.
1734 2016-09-23 Martin Liska <mliska@suse.cz>
1736 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
1738 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1740 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
1742 (arm_evpc_neon_vtrn): Likewise.
1743 (arm_evpc_neon_vrev): Likewise.
1744 (arm_evpc_neon_vext): Likewise.
1745 * config/arm/arm_neon.h (vbsl_f16): New.
1749 (vdup_lane_f16): New.
1750 (vdupq_lane_f16): New.
1763 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
1764 (vdup_lane): New (v8hf, v4hf variants).
1765 (vext): New (v8hf, v4hf variants).
1766 (vbsl): New (v8hf, v4hf variants).
1767 * config/arm/iterators.md (VDQWH): New.
1769 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
1770 (Scalar_mul_8_16): Fix white-space.
1771 (Is_d_reg): Add V4HF and V8HF.
1772 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
1773 (neon_vdup_lane<mode>): New.
1774 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
1775 (*neon_vtrn<mode>_insn): Likewise.
1776 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
1777 (*neon_vzip<mode>_insn): Likewise
1778 (neon_vuzp<mode>_internal): Likewise.
1779 (*neon_vuzp<mode>_insn): Likewise
1780 * config/arm/vec-common.md (vec_perm_const<mode>): New.
1782 2016-09-23 Jiong Wang <jiong.wang@arm.com>
1783 Matthew Wahab <matthew.wahab@arm.com>
1785 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
1786 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
1787 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
1788 available. Also fix some white-space.
1789 * config/arm/vfp.md (*arm_movhi_vfp): New.
1790 (*thumb2_movhi_vfp): New.
1792 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1794 * config/arm/arm-c.c (arm_cpu_builtins): Define
1795 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
1796 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
1798 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1800 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
1801 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
1802 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
1803 arm_v8_2a_fp16_neon_hw.
1804 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
1807 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1809 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
1810 arm_fp16_alternative_ok and arm_fp16_none_ok.
1812 2016-09-23 Martin Liska <mliska@suse.cz>
1814 * ipa-icf.c (sem_variable::merge): Replace adress with address.
1816 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1818 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
1820 ("armv8.2-a+fp16"): New.
1821 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
1822 (FL2_FP16INST): New.
1823 (FL2_FOR_ARCH8_2A): New.
1824 * config/arm/arm-tables.opt: Regenerate.
1825 * config/arm/arm.c (arm_arch8_2): New.
1826 (arm_fp16_inst): New.
1827 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
1828 for incompatible fp16-format settings.
1829 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
1830 (TARGET_NEON_FP16INST): New.
1831 (arm_arch8_2): Declare.
1832 (arm_fp16_inst): Declare.
1833 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
1834 march=armv8.2-a and march=armv8.2-a+fp16.
1835 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
1837 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
1838 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
1840 2016-09-23 Martin Liska <mliska@suse.cz>
1842 * doc/extend.texi: Remove fused-madd from i386 target options.
1844 2016-09-23 Martin Liska <mliska@suse.cz>
1846 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1849 2016-09-23 Martin Liska <mliska@suse.cz>
1851 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
1854 2016-09-23 Martin Liska <mliska@suse.cz>
1857 * config/i386/i386.c (ix86_option_override_internal): Change
1858 signature and return false when there's an error related to
1860 (release_options_strings): New function.
1861 (ix86_valid_target_attribute_tree): Call the function.
1863 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1865 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
1866 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
1867 (gen_hsa_ctor_assignment): Likewise.
1868 * print-tree.c (print_node): Likewise.
1869 * tree-dump.c (dequeue_and_dump): Likewise.
1870 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1871 * expr.c (store_constructor): Likewise.
1872 * fold-const.c (operand_equal_p): Likewise.
1873 * tree-pretty-print.c (dump_generic_node): Likewise.
1874 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
1875 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
1877 2016-09-23 Richard Biener <rguenther@suse.de>
1879 * hooks.h (hook_uint_uintp_false): Declare.
1881 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1883 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
1884 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
1886 2016-09-22 Martin Sebor <msebor@redhat.com>
1889 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
1890 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
1891 (target_int_min): Correct computation.
1892 (format_integer): Use long long as the argument for the ll length
1894 (format_floating): Use target_int_max().
1895 (get_string_length): Same.
1896 (format_string): Avoid setting the bounded flag for strings
1898 (try_substitute_return_value): Avoid setting range info when
1899 the result isn't bounded.
1900 * varasm.c (assemble_name): Increase buffer size.
1902 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
1903 Terry Guo <terry.guo@arm.com>
1905 * target.def (elf_flags_numeric): New target hook.
1906 * targhooks.h (default_asm_elf_flags_numeric): New.
1907 * varasm.c (default_asm_elf_flags_numeric): New.
1908 (default_elf_asm_named_section): Use new target hook.
1909 * config/arm/arm.opt (mpure-code): New.
1910 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
1911 * config/arm/arm.c (arm_asm_init_sections): Add section
1912 attribute to default text section if -mpure-code.
1913 (arm_option_check_internal): Diagnose use of option with
1914 non supported targets and/or options.
1915 (arm_asm_elf_flags_numeric): New.
1916 (arm_function_section): New.
1917 (arm_elf_section_type_flags): New.
1918 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
1920 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
1921 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
1923 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
1925 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
1927 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1929 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
1930 * rtl.h: Adjust prototype.
1932 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1934 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
1935 (prev_active_insn): Likewise.
1936 (active_insn_p): Likewise.
1937 * rtl.h: Adjust prototypes.
1938 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1939 * config/arc/arc.md: Likewise.
1940 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
1941 (branch_needs_nop_p): Likewise.
1942 (use_skip_p): Likewise.
1943 * config/sh/sh.c (gen_block_redirect): Likewise.
1944 (split_branches): Likewise.
1945 * reorg.c (optimize_skip): Likewise.
1946 (fill_simple_delay_slots): Likewise.
1947 (fill_slots_from_thread): Likewise.
1948 (relax_delay_slots): Likewise.
1949 * resource.c (mark_target_live_regs): Likewise.
1951 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1953 * config/cris/cris.c (cris_asm_output_case_end): Change argument
1955 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
1956 (prev_nonnote_nondebug_insn): Likewise.
1957 * config/cris/cris-protos.h: Adjust prototype.
1959 * jump.c (rtx_renumbered_equal_p): Adjust.
1961 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1963 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
1964 * rtl.h: Adjust prototype.
1965 * config/sh/sh.md: Adjust.
1966 * dwarf2out.c (add_var_loc_to_decl): Likewise.
1968 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1970 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
1971 (prev_nondebug_insn): Likewise.
1972 * loop-doloop.c (doloop_condition_get): Likewise.
1973 * rtl.h: Adjust prototype.
1974 * cfgloop.h: Likewise.
1976 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1978 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
1979 (prev_nonnote_insn): Likewise.
1980 * jump.c (reversed_comparison_code_parts): Likewise.
1981 (reversed_comparison): Likewise.
1982 * rtl.h: Adjust prototypes.
1983 * config/arc/arc.md: Adjust.
1984 * cse.c (find_comparison_args): Likewise.
1985 * reorg.c (redundant_insn): Change return type to rtx_insn *.
1986 (fix_reg_dead_note): Change argument type to rtx_insn *.
1987 (delete_prior_computation): Likewise.
1988 (delete_computation): Likewise.
1989 (fill_slots_from_thread): Adjust.
1990 (relax_delay_slots): Likewise.
1991 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1992 (simplify_relational_operation_1): Likewise.
1993 (simplify_ternary_operation): Likewise.
1995 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1997 * config/arc/arc-protos.h (arc_label_align): Change type of
1998 variables from rtx to rtx_insn *.
1999 * config/arc/arc.c (arc_label_align): Likewise.
2000 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2001 * config/bfin/bfin.c (workaround_speculation): Likewise.
2002 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2003 (find_last_same_clock): Likewise.
2004 (reorg_split_calls): Likewise.
2005 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2006 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2007 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2008 (same_cmp_following_p): Likewise.
2009 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2010 (same_cmp_following_p): Likwise.
2011 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2012 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2013 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2014 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2015 (rl78_alloc_physical_registers_cmp): Likewise.
2016 (rl78_alloc_physical_registers_umul): Likewise.
2017 (rl78_calculate_death_notes): Likewise.
2018 * config/s390/s390-protos.h (s390_label_align): Likewise.
2019 * config/s390/s390.c (s390_label_align): Likewise.
2020 * config/sh/sh.c (barrier_align): Likewise.
2021 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2022 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2023 (emit_cbcond_nop): Likewise.
2025 2016-09-22 Martin Liska <mliska@suse.cz>
2028 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2029 alias address matters, not necessarily address of original.
2031 2016-09-22 Richard Biener <rguenther@suse.de>
2034 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2037 2016-09-22 Richard Biener <rguenther@suse.de>
2040 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2041 from constant folding results.
2042 (gimple_resimplify2): Likewise.
2043 (gimple_resimplify3): Likewise.
2045 2016-09-22 Richard Biener <rguenther@suse.de>
2048 * expr.c (expand_expr_real_1): Guard array access against negative
2051 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2053 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2055 (format_floating): Likewise.
2057 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2060 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2061 for all IFN_GOMP_SIMD_* internal fns, not just for
2062 IFN_GOMP_SIMD_ORDERED_*.
2064 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2067 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2068 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2069 instructions when you want to invert the test.
2070 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2071 correct order for XXSEL.
2072 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2073 for using XSCMP{EQ,GT,GE}DP.
2075 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2077 * genconstants.c (main): Introduce noop_reader and convert call
2078 to read_md_files to a method call.
2079 * genenums.c (main): Likewise.
2080 * genmddeps.c (main): Likewise.
2081 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2082 rtx_reader_ptr->get_top_level_filename ().
2083 (write_tm_preds_h): Likewise.
2084 (write_insn_preds_c): Likewise.
2085 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2086 (rtx_handle_directive): Convert to...
2087 (gen_reader::handle_unknown_directive): ...this.
2088 (init_rtx_reader_args_cb): Convert return type from bool to
2089 rtx_reader *. Create a gen_reader instance, using it for the
2090 call to read_md_files. Return it if no errors occur.
2091 (init_rtx_reader_args): Convert return type from bool to
2093 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2094 (init_rtx_reader_args_cb): Likewise.
2095 * read-md.c (struct file_name_list): Move to class rtx_reader.
2096 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2097 (read_md_filename): Delete in favor of
2098 rtx_reader::m_read_md_filename.
2099 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2100 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2101 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2102 (first_dir_md_include): Delete in favor of
2103 rtx_reader::m_first_dir_md_include.
2104 (last_dir_md_include_ptr): Delete in favor of
2105 rtx_reader::m_last_dir_md_include_ptr.
2106 (max_include_len): Delete.
2107 (rtx_reader_ptr): New.
2108 (fatal_with_file_and_line): Use get_filename and get_lineno
2109 accessors of rtx_reader_ptr.
2110 (require_char_ws): Likewise.
2111 (rtx_reader::read_char): New method, based on ::read_char.
2112 (rtx_reader::unread_char): New method, based on ::unread_char.
2113 (read_escape): Use get_filename and get_lineno accessors of
2115 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2116 (read_string): Use get_filename and get_lineno accessors of
2118 (rtx_reader::rtx_reader): New ctor.
2119 (rtx_reader::~rtx_reader): New dtor.
2120 (handle_include): Convert from a function to...
2121 (rtx_reader::handle_include): ...this method, converting
2122 handle_directive from a callback to a virtual function.
2123 (handle_file): Likewise, converting to...
2124 (rtx_reader::handle_file): ...this method.
2125 (handle_toplevel_file): Likewise, converting to...
2126 (rtx_reader::handle_toplevel_file): ...this method.
2127 (rtx_reader::get_current_location): New method.
2128 (parse_include): Convert from a function to...
2129 (rtx_reader::add_include_path): ...this method, dropping redundant
2130 update to unused max_include_len.
2131 (read_md_files): Convert from a function to...
2132 (rtx_reader::read_md_files): ...this method, converting
2133 handle_directive from a callback to a virtual function.
2134 (noop_reader::handle_unknown_directive): New method.
2135 * read-md.h (directive_handler_t): Delete this typedef.
2137 (read_md_file): Delete.
2138 (read_md_lineno): Delete.
2139 (read_md_filename): Delete.
2140 (class rtx_reader): New class.
2141 (rtx_reader_ptr): New decl.
2142 (class noop_reader): New subclass of rtx_reader.
2143 (read_char): Reimplement in terms of rtx_reader::read_char.
2144 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2145 (read_md_files): Delete.
2146 * read-rtl.c (read_rtx_code): Update for deletion of globals
2147 read_md_filename and read_md_lineno.
2149 2016-09-21 Jason Merrill <jason@redhat.com>
2151 * input.h (from_macro_definition_at): New.
2153 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2155 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2157 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2159 PR tree-optimization/77550
2160 * tree-vect-stmts.c (create_array_ref): Change parameters.
2161 (get_group_alias_ptr_type): New function.
2162 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2164 2016-09-21 Marek Polacek <polacek@redhat.com>
2166 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2167 Add falls through comment.
2169 2016-09-21 Richard Biener <rguenther@suse.de>
2171 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2172 (replace_child): Likewise.
2173 (remove_child_TAG): Adjust.
2174 (move_marked_base_types): Likewise.
2175 (prune_unused_types_prune): Clear die_sib of removed children.
2177 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2180 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2181 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2183 2016-09-21 Richard Biener <rguenther@suse.de>
2185 PR tree-optimization/77648
2186 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2188 (make_transitive_closure_constraints): Adjust comment.
2189 (make_any_offset_constraints): New function.
2190 (handle_rhs_call): Make sure to first expand a pointer to all
2191 subfields before transitively closing it.
2192 (handle_const_call): Likewise. Properly expand returned
2194 (handle_pure_call): Likewise.
2196 2016-09-21 Richard Biener <rguenther@suse.de>
2197 Jakub Jelinek <jakub@redhat.com>
2199 PR tree-optimization/77621
2200 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2201 group at non-vectorizable stmts.
2203 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2205 PR tree-optimization/72835
2206 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2207 (make_new_ssa_for_all_defs): Likewise.
2208 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2210 2016-09-20 Martin Sebor <msebor@redhat.com>
2213 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2214 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2215 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2216 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2217 * config/sol2.c (solaris_printf_pointer_format): New function.
2218 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2220 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2221 * doc/tm.texi: Regenerate.
2222 * gimple-fold.h (get_range_strlen): New function.
2223 (get_maxval_strlen): Declare existing function.
2224 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2225 maximum and minimum.
2226 (get_range_strlen): Define overload.
2227 (get_maxval_strlen): Adjust.
2228 * gimple-ssa-sprintf.c: New file and pass.
2229 * passes.def (pass_sprintf_length): Add new pass.
2230 * targhooks.h (default_printf_pointer_format): Declare new function.
2231 (gnu_libc_printf_pointer_format): Same.
2232 (solaris_libc_printf_pointer_format): Same.
2233 * targhooks.c (default_printf_pointer_format): Define new function.
2234 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2235 * print-tree.c: Increase buffer size.
2237 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2239 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2241 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2243 * common.opt: New option -fipa-vrp.
2244 * ipa-cp.c (ipa_get_vr_lat): New.
2245 (ipcp_vr_lattice::print): Likewise.
2246 (print_all_lattices): Call ipcp_vr_lattice::print.
2247 (ipcp_vr_lattice::meet_with): New.
2248 (ipcp_vr_lattice::meet_with_1): Likewise.
2249 (ipcp_vr_lattice::top_p): Likewise.
2250 (ipcp_vr_lattice::bottom_p): Likewsie.
2251 (ipcp_vr_lattice::set_to_bottom): Likewise.
2252 (set_all_contains_variable): Call VR set_to_bottom.
2253 (initialize_node_lattices): Init VR lattices.
2254 (propagate_vr_accross_jump_function): New.
2255 (propagate_constants_accross_call): Call
2256 propagate_vr_accross_jump_function.
2257 (ipcp_store_vr_results): New.
2258 (ipcp_driver): Handle VR.
2259 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2260 (ipa_set_jf_unknown): Likewise.
2261 (ipa_compute_jump_functions_for_edge): Likewise.
2262 (ipa_node_params_t::duplicate): Likewise.
2263 (ipa_write_jump_function): Likewise.
2264 (ipa_read_jump_function): Likewise.
2265 (write_ipcp_transformation_info): Likewise.
2266 (read_ipcp_transformation_info): Likewise.
2267 (ipcp_update_vr): New.
2268 (ipcp_transform_function): Handle VR.
2269 * ipa-prop.h (struct ipa_vr): New.
2270 * cgraph.c: Include tree-vrp.h.
2271 * cgraphunit.c: Likewise.
2272 * ipa-utils.c: Likewise.
2275 * toplev.c: Likewise.
2276 * ipa-devirt.c: Likewise.
2277 * ipa-inline-transform.c: Likewise.
2278 * ipa-inline.c: Likewise.
2279 * ipa-profile.c: Likewise.
2281 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2283 * doc/invoke.texi: Document -fdump-tree-evrp.
2284 * passes.def: Define new pass_early_vrp.
2285 * timevar.def: Define new TV_TREE_EARLY_VRP.
2286 * tree-pass.h (make_pass_early_vrp): New.
2287 * tree-ssa-propagate.c: Make replace_uses_in non static.
2288 * tree-ssa-propagate.h: Export replace_uses_in.
2289 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2290 (extract_range_from_assert): Factor out
2291 extract_range_for_var_from_comparison_expr.
2292 (vrp_initialize_lattice): New.
2293 (vrp_initialize): Factor out vrp_initialize_lattice.
2294 (vrp_valueize): Fix it to reject complex value ranges.
2295 (vrp_free_lattice): New.
2296 (evrp_dom_walker::before_dom_children): Likewise.
2297 (evrp_dom_walker::after_dom_children): Likewise.
2298 (evrp_dom_walker::push_value_range): Likewise.
2299 (evrp_dom_walker::pop_value_range): Likewise.
2300 (execute_early_vrp): Likewise.
2301 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2302 (make_pass_early_vrp): New.
2304 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2307 instead of exact_log2.
2309 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2313 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2314 (ix86_add_stmt_cost): Penalize DFmode vector operations
2315 for !TARGET_VECTORIZE_DOUBLE.
2317 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2319 * doc/invoke.texi (Warning Options): Simplify language.
2320 (Optimize Options): Complete sentence.
2322 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2324 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2327 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2330 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2331 inits on power8 and above, use the VMRGEW instruction instead of a
2334 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2335 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2338 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2340 * config/aarch64/arm_neon.h
2341 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2342 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2343 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2345 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2347 * config/var/vax.h (ELIMINABLE_REGS): Define.
2348 (INITIAL_ELIMINATION_OFFSET): Define.
2350 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2353 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2354 cast to void * if the cast is from some other pointer type.
2356 2016-09-20 Richard Biener <rguenther@suse.de>
2358 PR tree-optimization/77646
2359 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2362 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2364 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2365 attributes to all inlined functions and make them extern.
2367 2016-09-20 Richard Biener <rguenther@suse.de>
2369 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
2371 * debug.c (do_nothing_debug_hooks): Adjust.
2372 * dbxout.c (dbx_debug_hooks): Likewise.
2373 * sdbout.c (sdb_debug_hooks): Likewise.
2374 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
2375 (dwarf2out_finish): Move producer, filename and
2377 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
2378 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2380 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
2383 * doc/invoke.texi: Document -Wint-in-bool-context.
2386 * dwarf2out.c (output_loc_operands): Fix an assertion.
2388 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2390 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
2391 (CR_DECIMAL_DIG): New macro.
2393 2016-09-19 Joseph Myers <joseph@codesourcery.com>
2395 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
2398 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
2400 PR rtl-optimization/77416
2401 * lra-remat.c (operand_to_remat): Process hard coded insn
2404 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2406 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
2407 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2409 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
2411 * target.def (lra_p): Wordsmithing.
2412 * doc/tm.texi: Regenerate.
2414 2016-09-19 Jakub Jelinek <jakub@redhat.com>
2415 Jan Hubicka <jh@suse.cz>
2418 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
2419 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
2420 Call ultimate_alias_target just once, not up to 4 times.
2422 2016-09-19 Richard Biener <rguenther@suse.de>
2424 * dwarf2out.c (early_dwarf_finished): New global.
2425 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
2427 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
2428 if called from LTO exit early.
2429 (dwarf2out_late_global_decl): When being during the early
2430 debug phase do not add locations but only const value attributes.
2431 Adjust the way we generate early DIEs for LTO.
2433 2016-09-19 Richard Biener <rguenther@suse.de>
2436 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
2437 proper niter to bound the loops.
2439 2016-09-19 Richard Biener <rguenther@suse.de>
2441 PR tree-optimization/77514
2442 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
2443 search for folded stmt.
2445 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
2447 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
2448 * tree-pass.h (make_pass_early_thread_jumps): Declare.
2449 * tree-ssa-threadbackward.c (fsm_find_thread_path,
2450 fsm_find_thread_path, profitable_jump_thread_path,
2451 fsm_find_control_statement_thread_paths,
2452 find_jump_threads_backwards): Add speed_p parameter.
2453 (pass_data_early_thread_jumps): New pass.
2454 (make_pass_early_thread_jumps): New function.
2456 2016-09-17 Andreas Schwab <schwab@suse.de>
2458 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
2459 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2461 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
2463 * recog.c (rest_of_handle_split_after_reload): Delete.
2464 (pass_split_after_reload::gate): New method.
2465 (pass_split_after_reload::execute): Call split_all_insns directly.
2467 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
2469 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
2470 parameters for functions taking long long arguments.
2472 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2475 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
2476 splat with truncate.
2478 2016-09-16 Jason Merrill <jason@redhat.com>
2480 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
2482 * hwint.c (exact_log2): Use pow2p_hwi.
2483 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
2484 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
2485 * builtins.c (get_object_alignment_2, get_object_alignment)
2486 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
2488 * calls.c (compute_argument_addresses, store_one_arg): Use
2490 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
2491 * combine.c (force_to_mode): Use least_bit_hwi.
2492 (contains_muldiv, find_split_point, combine_simplify_rtx)
2493 (simplify_if_then_else, simplify_set, force_to_mode)
2494 (if_then_else_cond, simplify_and_const_int_1)
2495 (simplify_compare_const): Use pow2p_hwi.
2496 * cse.c (fold_rtx): Use pow2p_hwi.
2497 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
2499 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
2500 (init_expmed_one_conv): Use pow2p_hwi.
2501 * expr.c (is_aligning_offset): Use pow2p_hwi.
2502 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
2503 (fold_binary_loc): Use pow2p_hwi.
2504 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
2505 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
2506 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
2507 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
2509 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
2510 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
2511 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
2512 * omp-low.c (oacc_loop_fixed_partitions)
2513 (oacc_loop_auto_partitions): Use least_bit_hwi.
2514 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
2515 * stor-layout.c (place_field): Use least_bit_hwi.
2516 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
2517 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
2518 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
2519 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
2520 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
2521 * tree-vect-data-refs.c (vect_analyze_group_access_1)
2522 (vect_grouped_store_supported, vect_grouped_load_supported)
2523 (vect_permute_load_chain, vect_shift_permute_load_chain)
2524 (vect_transform_grouped_load): Use pow2p_hwi.
2525 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
2526 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
2527 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
2529 * tsan.c (instrument_expr): Use least_bit_hwi.
2530 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2532 2016-09-16 Andreas Schwab <schwab@suse.de>
2534 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
2536 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2538 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2541 * combine.c (rest_of_handle_combine): If any edges have been purged,
2542 free dominators if available.
2544 2016-09-16 Jakub Jelinek <jakub@redhat.com>
2545 Eric Botcazou <ebotcazou@adacore.com>
2548 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
2549 through into expand_addsub_overflow after expand_neg_overflow.
2551 2016-09-15 David Malcolm <dmalcolm@redhat.com>
2553 * diagnostic-show-locus.c
2554 (selftest::test_fixit_insert_containing_newline): New function.
2555 (selftest::test_fixit_replace_containing_newline): New function.
2556 (selftest::diagnostic_show_locus_c_tests): Call the above.
2558 2016-09-15 Bin Cheng <bin.cheng@arm.com>
2560 PR tree-optimization/77503
2561 * tree-vect-loop.c (vectorizable_reduction): Record reduction
2562 code for CONST_COND_REDUCTION at analysis stage and use it at
2564 * tree-vectorizer.h (struct _stmt_vec_info): New field.
2565 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
2566 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
2569 2016-09-15 Richard Biener <rguenther@suse.de>
2572 * fold-const.c (split_tree): Do not split constant ~X.
2574 2016-09-15 Jakub Jelinek <jakub@redhat.com>
2576 PR rtl-optimization/77425
2577 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
2581 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
2582 use %qs instead of %s where desirable, use argument instead of arg in
2583 the diagnostic wording, add list of supported strategies and
2585 (ix86_option_override_internal): Emit target("m...") instead of
2586 option("m...") in the diagnostic. Use %qs instead of %s in invalid
2587 -march/-mtune option diagnostic. Add list of supported arches/tunings
2588 and spellcheck hint. Remove prefix, suffix and sw variables, use
2589 main_args_p ? "..." : "..." in diagnostics to make translation
2592 2016-09-15 Richard Biener <rguenther@suse.de>
2594 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
2595 extra offset argument.
2596 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
2597 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
2598 to reflect new offset parameter.
2599 * doc/tm.texi: Regenerate.
2600 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2601 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
2603 (darwin_asm_output_dwarf_offset): Likewise.
2604 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
2606 (darwin_asm_output_dwarf_offset): Pass offset argument through.
2607 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
2608 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2610 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
2613 * ipa-icf.c (set_alias_uids): New function.
2614 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
2615 all the merged variable's referring aliases.
2617 2016-09-15 Richard Biener <rguenther@suse.de>
2619 PR tree-optimization/77514
2620 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
2621 only forced_stmts sequence.
2623 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
2625 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
2626 * cfgexpand.c (update_alias_info_with_stack_vars): Use
2627 FOR_EACH_SSA_NAME to iterate over SSA variables.
2628 (pass_expand::execute): Likewise.
2629 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
2630 * tree-cfg.c (dump_function_to_file): Likewise.
2631 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
2632 (update_ssa): Likewise.
2633 * tree-ssa-alias.c (dump_alias_info): Likewise.
2634 * tree-ssa-ccp.c (ccp_finalize): Likewise.
2635 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
2636 (create_outofssa_var_map): Likewise.
2637 (coalesce_ssa_name): Likewise.
2638 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
2639 * tree-ssa-pre.c (compute_avail): Likewise.
2640 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
2641 (scc_vn_restore_ssa_info): Likewise.
2642 (free_scc_vn): Likwise.
2643 (run_scc_vn): Likewise.
2644 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
2645 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
2646 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2647 * tree-ssa.c (verify_ssa): Likewise.
2649 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
2651 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
2652 and mips64r2 as default 32-bit and 64-bit architectures.
2653 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
2654 as default 32-bit and 64-bit architectures.
2656 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
2658 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
2661 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2663 * target.def (lra_p): Change commentary (for the manual) for the
2665 * doc/tm.texi: Regenerate.
2667 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2669 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
2670 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
2671 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
2672 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2674 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2676 * targhooks.c (default_lra_p): Return true instead of false.
2678 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
2680 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
2681 hook_bool_void_false.
2682 * config/avr/avr.c: Ditto.
2683 * config/bfin/bfin.c: Ditto.
2684 * config/c6x/c6x.c: Ditto.
2685 * config/cr16/cr16.c: Ditto.
2686 * config/cris/cris.c: Ditto.
2687 * config/epiphany/epiphany.c: Ditto.
2688 * config/fr30/fr30.c: Ditto.
2689 * config/frv/frv.c: Ditto.
2690 * config/h8300/h8300.c: Ditto.
2691 * config/ia64/ia64.c: Ditto.
2692 * config/iq2000/iq2000.c: Ditto.
2693 * config/lm32/lm32.c: Ditto.
2694 * config/m32c/m32c.c: Ditto.
2695 * config/m32r/m32r.c: Ditto.
2696 * config/m68k/m68k.c: Ditto.
2697 * config/mcore/mcore.c: Ditto.
2698 * config/microblaze/microblaze.c: Ditto.
2699 * config/mmix/mmix.c: Ditto.
2700 * config/mn10300/mn10300.c: Ditto.
2701 * config/moxie/moxie.c: Ditto.
2702 * config/msp430/msp430.c: Ditto.
2703 * config/nios2/nios2.c: Ditto.
2704 * config/nvptx/nvptx.c: Ditto.
2705 * config/pa/pa.c: Ditto.
2706 * config/pdp11/pdp11.c: Ditto.
2707 * config/rl78/rl78.c: Ditto.
2708 * config/sparc/sparc.c: Ditto.
2709 * config/spu/spu.c: Ditto.
2710 * config/stormy16/stormy16.c: Ditto.
2711 * config/tilegx/tilegx.c: Ditto.
2712 * config/tilepro/tilepro.c: Ditto.
2713 * config/v850/v850.c: Ditto.
2714 * config/vax/vax.c: Ditto.
2715 * config/visium/visium.c: Ditto.
2716 * config/xtensa/xtensa.c: Ditto.
2718 2016-09-14 Jakub Jelinek <jakub@redhat.com>
2721 * tsan.c: Include target.h.
2722 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
2723 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
2724 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
2725 BUILT_IN_ATOMIC_TEST_AND_SET entries.
2726 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2728 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
2729 Martin Liska <mliska@suse.cz>
2732 * predict.c (force_edge_cold): Add braces to a condition.
2734 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2736 PR rtl-optimization/77289
2737 * lra-constraints.c (get_final_hard_regno): Removed.
2738 (get_hard_regno): Add new parameter final_p.
2739 (get_reg_class): Directly call lra_get_elimination_hard_regno.
2740 (operands_match_p): Adjust call to get_hard_regno.
2741 (uses_hard_regs_p): Likewise.
2742 (process_alt_operands): Likewise.
2744 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
2747 * config/msp430/msp430.c (msp430_start_function): Emit an error
2748 if a function is both weak and specifies an interrupt number.
2750 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2752 PR tree-optimization/77454
2753 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
2754 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
2757 2016-09-13 Tamar Christina <tamar.christina@arm.com>
2759 * config/aarch64/aarch64-builtins.c
2760 (aarch64_init_simd_builtins): Fix builtin type signature printing.
2762 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
2764 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
2765 SFmode and SCmode arguments by reference.
2767 2016-09-13 David Malcolm <dmalcolm@redhat.com>
2769 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
2771 (selftest::test_one_liner_fixit_insert_before): ...this, and update
2772 for renaming of add_fixit_insert to add_fixit_insert_before.
2773 (selftest::test_one_liner_fixit_insert_after): New function.
2774 (selftest::test_one_liner_fixit_validation_adhoc_locations):
2775 Update for renaming of add_fixit_insert to add_fixit_insert_before.
2776 (selftest::test_one_liner_many_fixits): Likewise.
2777 (selftest::test_diagnostic_show_locus_one_liner): Update for
2778 renaming, call new test function.
2779 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
2780 renaming of add_fixit_insert to add_fixit_insert_before.
2781 (selftest::test_fixit_consolidation): Likewise.
2782 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
2784 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
2785 (selftest::test_applying_fixits_insert_before): ...this.
2786 (selftest::test_applying_fixits_insert): Update for renaming of
2787 add_fixit_insert to add_fixit_insert_before.
2788 (selftest::test_applying_fixits_insert_after): New function.
2789 (selftest::test_applying_fixits_insert_after_at_line_end): New
2791 (selftest::test_applying_fixits_insert_after_failure): New function.
2792 (selftest::test_applying_fixits_multiple): Update for renaming of
2793 add_fixit_insert to add_fixit_insert_before.
2794 (selftest::change_line): Likewise.
2795 (selftest::test_applying_fixits_unreadable_file): Likewise.
2796 (selftest::test_applying_fixits_line_out_of_range): Likewise.
2797 (selftest::test_applying_fixits_column_validation): Likewise.
2798 (selftest::test_applying_fixits_column_validation): Likewise.
2799 (selftest::edit_context_c_tests): Update for renamed test function;
2800 call new test functions.
2802 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
2804 PR tree-optimization/77536
2805 PR rtl-optimization/68212
2806 * config/rs6000/rs6000.md (div->recip splitter): Remove
2807 optimize_insn_for_speed_p condition.
2809 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
2811 * optabs.c (prepare_cmp_insn): Update documentation comment.
2813 2016-09-13 Jakub Jelinek <jakub@redhat.com>
2814 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2817 * opts.h (candidates_list_and_hint): Declare.
2818 * opts-common.c (candidates_list_and_hint): New function.
2819 (cmdline_handle_error): Use it.
2821 2016-09-12 David Malcolm <dmalcolm@redhat.com>
2823 * edit-context.c (edited_line::get_len): New accessor.
2824 (edited_file::print_diff): Split out hunk-printing into...
2825 (edited_file::print_diff_hunk): New method.
2826 (edited_file::print_diff_line): New method.
2828 2016-09-12 Andrew Pinski <apinski@cavium.com>
2830 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
2832 * config/aarch64/aarch64.c (thunderx_tunings): Enable
2833 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
2834 (aarch64_operands_ok_for_ldpstp): Return false if
2835 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
2836 was SImode and the alignment is less than 8 byte.
2837 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2839 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
2842 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2844 2016-09-12 Marek Polacek <polacek@redhat.com>
2846 * doc/extend.texi: Use lowercase "boolean".
2847 * doc/invoke.texi: Likewise.
2848 * doc/md.texi: Likewise.
2849 * target.def: Likewise.
2850 * doc/tm.texi: Regenerated.
2852 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2855 * expmed.c (synth_mult): Delete duplicate mode check.
2857 2016-09-10 Tom de Vries <tom@codesourcery.com>
2860 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
2862 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
2863 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2865 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
2867 PR rtl-optimization/77289
2868 * lra-constraints.c (get_final_hard_regno): Add support for non hard
2869 register numbers. Remove support for subregs.
2870 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
2871 (get_reg_class): Delete removed get_final_hard_regno() argument.
2872 (uses_hard_regs_p): Call get_final_hard_regno().
2874 2016-09-09 Martin Sebor <msebor@redhat.com>
2878 * pretty-print.c (pp_quoted_string): New function.
2879 (pp_format): Call it for %c and %s directives.
2881 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2883 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
2884 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
2885 INITIAL_ELIMINATION_OFFSET) : Update documentation.
2886 * target.def (frame_pointer_required, can_eliminate): Likewise.
2887 * doc/tm.texi: Regenerated.
2888 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
2890 * df-scan.c (df_hard_reg_init): Likewise.
2891 * ira.c (ira_setup_eliminable_regset): Likewise.
2892 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
2893 init_elim_table): Likewise.
2894 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
2895 set_initial_elim_offsets, update_eliminables,
2896 init_elim_table): Likewise.
2897 * rtlanal.c (get_initial_register_offset): Likewise.
2898 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2899 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2900 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2901 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
2902 * config/fr30/fr30.h: Fix comment.
2903 * config/frv/frv.c: Likewise.
2904 * config/frv/frv.h: Likewise.
2905 * config/ft32/ft32.h: Likewise.
2906 * config/visium/visium.h: Likewise.
2907 * config/pa/pa64-linux.h: Likewise.
2908 * config/v850/v850.h: Likewise.
2909 * config/cris/cris.c: Likewise.
2910 * config/ia64/ia64.h: Likewise.
2911 * config/moxie/moxie.h: Likewise.
2912 * config/m32r/m32r.h: Likewise.
2914 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
2917 * config.in: Regenerate.
2918 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
2920 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
2921 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
2922 static-libmpxwrappers case.
2923 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
2924 MPX_LD_AS_NEEDED_GUARD_POP.
2925 * configure: Regenerate.
2926 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
2927 defined if linker support "--push-state"/"--pop-state".
2929 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
2931 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2933 2016-09-09 Joseph Myers <joseph@codesourcery.com>
2935 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
2936 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
2937 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
2938 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
2939 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
2940 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
2941 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
2943 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
2944 width macros from TS 18661-1.
2945 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2947 2016-09-08 Jakub Jelinek <jakub@redhat.com>
2950 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
2951 OMP_CLAUSE_SAFELEN_EXPR.
2953 2016-09-07 David Malcolm <dmalcolm@redhat.com>
2955 * Makefile.in (OBJS): Add substring-locations.o.
2956 * langhooks-def.h (class substring_loc): New forward decl.
2957 (lhd_get_substring_location): New decl.
2958 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
2959 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
2960 * langhooks.c (lhd_get_substring_location): New function.
2961 * langhooks.h (class substring_loc): New forward decl.
2962 (struct lang_hooks): Add field get_substring_location.
2963 * substring-locations.c: New file, taking definition of
2964 format_warning_va and format_warning_at_substring from
2965 c-family/c-format.c, making them non-static.
2966 * substring-locations.h (class substring_loc): Move class here
2967 from c-family/c-common.h. Add and rewrite comments.
2968 (format_warning_va): New decl.
2969 (format_warning_at_substring): New decl.
2970 (get_source_location_for_substring): Add comment.
2972 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
2974 * config/i386/i386.c: Add 'U' suffix to processor feature bits
2975 to avoid -Wnarrowing warning.
2976 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
2977 * opts.c: Likewise for SANITIZER_OPT bitmasks.
2979 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
2981 * config/aarch64/aarch64.c (aarch64_legitimize_address):
2982 Avoid use of base_offset if offset already in range.
2984 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
2986 * config/sh/sh-protos.h (struct sh_atomic_model,
2987 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2988 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2989 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
2990 * config/sh/sh.h (struct sh_atomic_model,
2991 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
2992 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
2993 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
2994 Guard with __cplusplus.
2996 2016-09-06 Jakub Jelinek <jakub@redhat.com>
2999 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3000 unsupported or unknown ISA, use expand_call.
3002 2016-09-06 Martin Liska <mliska@suse.cz>
3004 PR gcov-profile/77378
3005 PR gcov-profile/77466
3006 * tree-profile.c (tree_profiling): Detect whether target can use
3007 -fprofile-update=atomic.
3009 2016-09-06 Richard Biener <rguenther@suse.de>
3011 PR tree-optimization/77479
3012 * tree-vrp.c (update_value_range): Extend overflow handling to
3015 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3018 * config/i386/i386.md (isa): Add x64_avx512bw.
3019 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3020 (kmov_isa): New mode attr.
3021 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3022 (*zero_extend<mode>si2): Likewise.
3023 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3025 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3027 * doc/invoke.texi (SPU Options): nops -> NOPs.
3028 (x86 Options): Ditto.
3030 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3033 * toplev.c (process_options): Temporarily set input_location
3034 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3036 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3038 PR rtl-optimization/77452
3039 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3040 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3042 2016-09-05 Marek Polacek <polacek@redhat.com>
3045 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3047 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3050 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3051 *insn_out == '*' test. Don't copy unnecessary to yet another
3052 memory buffer, and don't leak it.
3054 PR rtl-optimization/77425
3055 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3057 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3059 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3061 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3063 * common.opt (fdiagnostics-generate-patch): New option.
3064 * diagnostic.c: Include "edit-context.h".
3065 (diagnostic_initialize): Initialize context->edit_context_ptr.
3066 (diagnostic_finish): Delete context->edit_context_ptr.
3067 (diagnostic_report_diagnostic): Add fix-it hints from the
3068 diagnostic to context->edit_context_ptr, if any.
3069 * diagnostic.h (class edit_context): Add forward decl.
3070 (struct diagnostic_context): Add field "edit_context_ptr".
3071 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3072 -fdiagnostics-generate-patch.
3073 (-fdiagnostics-generate-patch): New item.
3074 * toplev.c: Include "edit-context.h".
3075 (process_options): Set global_dc->edit_context_ptr to a new
3076 edit_context if the options need one.
3077 (toplev::main): Handle -fdiagnostics-generate-patch by using
3078 global_dc->edit_context_ptr.
3080 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3083 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3084 map and firstprivate clauses on target construct for _Atomic
3086 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3087 on target construct for _Atomic qualified decls.
3088 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3090 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3091 _Atomic qualified arguments not mentioned in uniform clause.
3093 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3095 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3096 * diagnostic-color.c (color_dict): Add "diff-filename",
3097 "diff-hunk", "diff-delete", and "diff-insert".
3098 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3099 to reflect above changes.
3100 * doc/invoke.texi (-fdiagnostics-color): Update description of
3101 default GCC_COLORS, and of the supported capabilities.
3102 * edit-context.c: New file.
3103 * edit-context.h: New file.
3104 * input.c (struct fcache): Add field "missing_trailing_newline".
3105 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3107 (add_file_to_cache_tab): Likewise.
3108 (fcache::fcache): Likewise.
3109 (get_next_line): Update c->missing_trailing_newline.
3110 (location_missing_trailing_newline): New function.
3111 * input.h (location_missing_trailing_newline): New decl.
3112 * selftest-run-tests.c (selftest::run_tests): Call
3113 edit_context_c_tests.
3114 * selftest.h (edit_context_c_tests): New decl.
3116 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3117 Richard Biener <rguenth@suse.de>
3119 PR tree-optimization/77444
3120 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3121 as steptype, remove redundant initialization.
3123 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3126 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3127 (sanopt_optimize_walker): Optimize away
3128 __asan_before_dynamic_init (...) followed by
3129 __asan_after_dynamic_init () without intervening memory loads/stores.
3130 * ipa-pure-const.c (special_builtin_state): Handle
3131 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3132 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3134 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3136 * cfg.c (free_original_copy_tables): Replace second assignment of
3137 bb_copy = NULL by bb_original = NULL.
3139 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3142 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3143 assignment added in r216794.
3145 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3147 * Makefile.in (OBJS): Add typed-splay-tree.o.
3148 * selftest-run-tests.c (selftest::run_tests): Call
3149 typed_splay_tree_c_tests.
3150 * selftest.h (typed_splay_tree_c_tests): New decl.
3151 * typed-splay-tree.c: New file.
3152 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3153 (typed_splay_tree::max): New method.
3154 (typed_splay_tree::min): New method.
3155 (typed_splay_tree::foreach): New method.
3156 (typed_splay_tree::closure): New struct.
3157 (typed_splay_tree::inner_foreach_fn): New function.
3159 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3161 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3162 -fipa-cp-bit to -fipa-bit-cp.
3164 2016-09-01 Martin Sebor <msebor@redhat.com>
3166 PR tree-optimization/71831
3167 * tree-object-size.h: Return bool instead of the size and add
3168 argument for the size.
3169 * tree-object-size.c (compute_object_offset): Update signature.
3170 (addr_object_size): Same.
3171 (compute_builtin_object_size): Return bool instead of the size
3172 and add argument for the size. Handle POINTER_PLUS_EXPR when
3173 optimization is disabled.
3174 (expr_object_size): Adjust.
3175 (plus_stmt_object_size): Adjust.
3176 (pass_object_sizes::execute): Adjust.
3177 * builtins.c (fold_builtin_object_size): Adjust.
3178 * doc/extend.texi (Object Size Checking): Update.
3179 * ubsan.c (instrument_object_size): Adjust.
3181 2016-09-01 Martin Sebor <msebor@redhat.com>
3183 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3184 it fits the output of the formatted function regardless of its
3186 * gcc/genmodes.c (parser::parse_expr): Same.
3187 * gimplify.c (gimplify_asm_expr): Same.
3188 * passes.c (pass_manager::register_one_dump_file): Same.
3189 * print-tree.c (print_node): Same.
3191 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3193 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3195 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3197 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3199 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3201 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3202 * config/rs6000/vector.md: Ditto.
3203 * config/rs6000/vsx.md: Ditto.
3205 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3207 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3210 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3212 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3213 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3214 *return_and_restore_gpregs_<mode>_r11,
3215 *return_and_restore_gpregs_<mode>_r12,
3216 *return_and_restore_gpregs_<mode>_r1,
3217 *return_and_restore_fpregs_<mode>_r11,
3218 *return_and_restore_fpregs_<mode>_r12,
3219 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3220 directly instead of via the "l" constraint. Renumber operands.
3223 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3225 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3226 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3227 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3228 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3229 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3230 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3231 *call_value_nonlocal_darwin64, reload_macho_picbase,
3232 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3233 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3234 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3235 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3236 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3237 *save_fpregs_<mode>_r1): Ditto.
3238 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3239 *return_and_restore_gpregs_spe): Ditto.
3241 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3243 * config/rs6000/rs6000.md
3244 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3245 the use of the link register.
3246 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3248 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3249 Michael Meissner <meissner@linux.vnet.ibm.com>
3252 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3253 reg+reg addressing for TImode.
3254 (rs6000_legitimate_address_p): Only allow register indirect
3255 addressing for TImode, even without TARGET_QUAD_MEMORY.
3257 2016-09-01 Richard Biener <rguenther@suse.de>
3260 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3261 check whether the result fits the desired result type.
3263 2016-09-01 Nathan Sidwell <nathan@acm.org>
3265 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3267 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3269 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3271 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3273 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3275 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3276 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3277 for comparisons of integer ZERO_EXTEND against zero.
3279 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3281 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3282 STV pass if -mstackrealign is enabled.
3284 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3286 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3289 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3291 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3292 (layout_range::intersects_line_p): New method.
3293 (test_range_contains_point_for_single_point): Rename to...
3294 (test_layout_range_for_single_point): ...this, and add testing
3295 for layout_range::intersects_line_p.
3296 (test_range_contains_point_for_single_line): Rename to...
3297 (test_layout_range_for_single_line): ...this, and add testing
3298 for layout_range::intersects_line_p.
3299 (test_range_contains_point_for_multiple_lines): Rename to...
3300 (test_layout_range_for_multiple_lines): ...this, and add testing
3301 for layout_range::intersects_line_p.
3302 (layout::layout): Populate m_fixit_hints.
3303 (layout::get_expanded_location): Handle the case of a line-span
3305 (layout::validate_fixit_hint_p): New method.
3306 (get_line_span_for_fixit_hint): New function.
3307 (layout::calculate_line_spans): Add spans for fixit-hints.
3308 (layout::should_print_annotation_line_p): New method.
3309 (layout::print_any_fixits): Drop param "richloc", instead using
3310 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3311 (diagnostic_show_locus): Avoid printing blank annotation lines.
3312 (selftest::test_diagnostic_context::test_diagnostic_context):
3313 Initialize show_column and start_span.
3314 (selftest::test_diagnostic_context::start_span_cb): New static
3316 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3317 (selftest::diagnostic_show_locus_c_tests): Update for function
3318 renamings. Call test_diagnostic_show_locus_fixit_lines.
3320 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3322 PR tree-optimization/73714
3323 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3325 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3327 * selftest.c: Move "namespace selftest {" to top of file,
3328 removing explicit "selftest::" qualifiers throughout.
3330 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3332 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3334 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3335 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3336 Replace builtin with vector extension.
3337 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3339 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3340 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3341 Replace builtin with vector extension.
3342 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3343 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3344 Replace builtin with vector extension.
3345 * config/i386/xmmintrin.h (__m128_u): New type.
3346 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3347 (_mm_load_ps, _mm_store_ps): Simplify.
3349 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3351 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3353 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3355 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3356 than 3 ranges per diagnostic by alternating between color 1 and
3358 (layout::layout): Replace use of rich_location::MAX_RANGES
3359 with richloc->get_num_locations ().
3360 (layout::calculate_line_spans): Replace use of
3361 rich_location::MAX_RANGES with m_layout_ranges.length ().
3362 (layout::print_annotation_line): Handle arbitrary numbers of
3363 ranges in caret-printing by defaulting to '^'.
3364 (selftest::test_one_liner_many_fixits): New function.
3365 (test_diagnostic_show_locus_one_liner): Call it.
3366 * diagnostic.c (diagnostic_initialize): Update for renaming
3367 of rich_location::MAX_RANGES to
3368 rich_location::STATICALLY_ALLOCATED_RANGES.
3369 * diagnostic.h (struct diagnostic_context): Likewise.
3371 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3373 * selftest.c (selftest::named_temp_file::named_temp_file): New
3375 (selftest::temp_source_file::~temp_source_file): Move to...
3376 (selftest::named_temp_file::~named_temp_file): ...here.
3377 (selftest::test_named_temp_file): New function.
3378 (selftest::selftest_c_tests): Call test_named_temp_file.
3379 * selftest.h (class named_temp_file): New class.
3380 (class temp_source_file): Convert to a subclass of named_temp_file.
3382 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
3384 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
3385 USEs of LR_REGNO in returns and sibcalls.
3386 (rs6000_output_mi_thunk): Similar.
3387 (rs6000_sibcall_aix): Similar.
3388 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
3389 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
3390 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
3391 Remove the USE of LR_REGNO from the patterns as well. Delete an
3393 (return_internal_<mode>): Delete.
3395 2016-08-30 Tamar Christina <tamar.christina@arm.com>
3397 * gcc/config/aarch64/aarch64-simd.md
3398 (aarch64_ld2<mode>_dreg_le): New.
3399 (aarch64_ld2<mode>_dreg_be): New.
3400 (aarch64_ld2<mode>_dreg): Removed.
3401 (aarch64_ld3<mode>_dreg_le): New.
3402 (aarch64_ld3<mode>_dreg_be): New.
3403 (aarch64_ld3<mode>_dreg): Removed.
3404 (aarch64_ld4<mode>_dreg_le): New.
3405 (aarch64_ld4<mode>_dreg_be): New.
3406 (aarch64_ld4<mode>_dreg): Removed.
3407 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
3409 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3411 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
3412 redundant location param.
3413 (test_one_liner_fixit_remove): Likewise.
3414 (test_one_liner_fixit_replace): Likewise.
3415 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
3416 * gcc-rich-location.c
3417 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
3418 get_range_from_loc. Drop overload taking a const char *.
3419 * gcc-rich-location.h
3420 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
3423 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3425 * config/linux.c (linux_libc_has_function): Return true on musl.
3427 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
3429 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
3431 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
3433 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
3434 used for abnormal egdes.
3436 2016-08-30 Jakub Jelinek <jakub@redhat.com>
3438 PR tree-optimization/72866
3439 * tree-vect-patterns.c (search_type_for_mask): Turn into
3440 a small wrapper, move all code to ...
3441 (search_type_for_mask_1): ... this new function. Add caching
3442 and adjust recursive calls.
3445 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
3446 instead of lookup_type_die (type_main_variant (type)) even for array
3450 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
3451 constant pool reference return x instead of c.
3453 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
3455 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
3458 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3461 (selftest::test_make_location_nonpure_range_endpoints): Fix
3464 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3466 * diagnostic-show-locus.c
3467 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
3469 (selftest::test_diagnostic_show_locus_one_liner): Call it.
3470 * input.c (get_pure_location): Move to libcpp/line-map.c.
3471 * input.h (get_pure_location): Convert decl to an inline function
3472 calling implementation in libcpp.
3474 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
3477 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
3478 template for intel asm dialect.
3479 (vec_set_hi_<mode><mask_name>): Ditto.
3481 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3483 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
3484 (selftest::fail_formatted): Likewise.
3486 2016-08-29 David Malcolm <dmalcolm@redhat.com>
3488 * input.c (make_location): Call get_start and get_finish
3489 on the endpoints to avoid storing packed ranges or ad-hoc
3491 (selftest::test_make_location_nonpure_range_endpoints): New function.
3492 (selftest::input_c_tests): Call it.
3493 * input.h (get_start): New inline function.
3495 2016-08-29 Tom de Vries <tom@codesourcery.com>
3498 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
3501 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
3503 * Makefile.in (gcov-iov.h): Add dummy recipe.
3505 2016-08-29 Nathan Sidwell <nathan@acm.org>
3507 * config/nvptx/nvptx.c: #include tree-vrp.h.
3509 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
3512 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
3513 HIGH+LO construct during reload.
3515 2016-08-28 Tom de Vries <tom@codesourcery.com>
3518 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
3519 'sysv_abi va_list' attribute.
3520 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
3521 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
3524 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3526 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
3527 * emit-rtl.c (unshare_all_rtl_1): Adjust.
3528 (unshare_all_rtl_again): Likewise.
3529 * function.c (assign_stack_local_1): Likewise.
3530 (assign_stack_temp_for_type): Likewise.
3532 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3534 * cfgbuild.c (make_edges): Adjust.
3535 * cfgrtl.c (can_delete_label_p): Likewise.
3536 * dwarf2cfi.c (create_trace_edges): Likewise.
3537 * except.c (sjlj_emit_dispatch_table): Likewise.
3538 * function.h (struct expr_status): make x_forced_labels a vector.
3539 * jump.c (rebuild_jump_labels_1): Adjust.
3540 * reload1.c (set_initial_label_offsets): Likewise.
3541 * stmt.c (force_label_rtx): Likewise.
3542 (expand_label): Likewise.
3544 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3546 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
3548 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
3550 PR tree-optimization/71077
3551 PR tree-optimization/68542
3552 * fold-const.c (fold_relational_const): Fix folding of
3553 VECTOR_CST comparisons that have a scalar boolean result type.
3554 (selftest::test_vector_folding): New static function.
3555 (selftest::fold_const_c_tests): Call it.
3557 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3559 * doc/extend.texi (SPU Built-in Functions): Remove stale
3560 references to material formerly at IBM and Sony.
3562 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
3565 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
3567 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3569 * diagnostic-show-locus.c
3570 (selftest::test_fixit_consolidation): New function.
3571 (selftest::diagnostic_show_locus_c_tests): Call it.
3572 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
3573 constructor based on source_range.
3575 2016-08-26 David Malcolm <dmalcolm@redhat.com>
3577 * diagnostic-color.c (color_dict): Add "fixit-insert" and
3579 (parse_gcc_colors): Update description of default GCC_COLORS.
3580 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
3581 (colorizer::set_fixit_insert): New method.
3582 (colorizer::set_fixit_delete): New method.
3583 (colorizer::get_color_by_name): New method.
3584 (colorizer::STATE_FIXIT_INSERT): New constant.
3585 (colorizer::STATE_FIXIT_DELETE): New constant.
3586 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
3587 fields in favor of new field "m_stop_color". Add fields
3588 "m_fixit_insert" and "m_fixit_delete".
3589 (colorizer::colorizer): Update for above changes. Replace
3590 colorize_start calls with calls to get_color_by_name.
3591 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
3592 STATE_FIXIT_DELETE. Update for field renamings.
3593 (colorizer::finish_state): Simplify by using m_stop_color,
3594 rather than multiple identical "*_ce" fields.
3595 (colorizer::get_color_by_name): New method.
3596 (layout::print_any_fixits): Print insertions and replacements
3597 using the "fixit-insert" color, and deletions using the
3598 "fixit-delete" color.
3599 * doc/invoke.texi (-fdiagnostics-color): Update description of
3600 default GCC_COLORS, and of the supported capabilities.
3602 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
3604 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
3605 current_function_static_stack_size variable with the static
3606 stack frame size of the current function when
3607 flag_stack_usage_info is enabled.
3609 2016-08-26 Nathan Sidwell <nathan@acm.org>
3611 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
3612 assignment inside if condition.
3614 2016-08-26 Richard Biener <rguenther@suse.de>
3616 PR tree-optimization/69047
3617 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
3618 extracts similar to what FRE does.
3619 (non_rewritable_mem_ref_base): Likewise.
3621 2016-08-26 Joseph Myers <joseph@codesourcery.com>
3623 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
3624 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3625 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3626 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3627 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
3629 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3630 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3631 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3632 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
3633 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
3635 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3638 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
3639 reservation duration to 15 cycles.
3640 (cortex_a8_vfp_macs): Likewise.
3641 (cortex_a8_vfp_macd): Likewise.
3642 (cortex_a8_vfp_divs): Likewise.
3643 (cortex_a8_vfp_divd): Likewise.
3645 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3647 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
3648 (aarch_macro_fusion_pair_p): Use above to avoid early return.
3650 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3651 Martin Jambhor <mjambor@suse.cz>
3653 * common.opt: New option -fipa-bit-cp.
3654 * doc/invoke.texi: Document -fipa-bit-cp.
3655 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
3656 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
3657 * tree-ssa-ccp.h: New header file.
3658 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
3659 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
3660 Replace all occurences of tree parameter by two new params: signop, int.
3661 (bit_value_unop_1): Change to bit_value_unop and export it.
3662 Replace all occurences of tree parameter by two new params: signop,
3664 (bit_value_binop): Change call from bit_value_binop_1 to
3666 (bit_value_assume_aligned): Likewise.
3667 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
3668 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
3670 (ccp_finalize): Skip processing if val->mask == 0.
3671 * ipa-cp.c: Include tree-ssa-ccp.h
3672 (ipcp_bits_lattice): New class.
3673 (ipcp_param_lattice (bits_lattice): New member.
3674 (print_all_lattices): Call ipcp_bits_lattice::print.
3675 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
3676 (initialize_node_lattices): Likewise.
3677 (propagate_bits_accross_jump_function): New function.
3678 (propagate_constants_accross_call): Call
3679 propagate_bits_accross_jump_function.
3680 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
3681 (ipcp_store_bits_results): New function.
3682 (ipcp_driver): Call ipcp_store_bits_results.
3683 * ipa-prop.h (ipa_bits): New struct.
3684 (ipa_jump_func): Add new member bits of type ipa_bits.
3685 (ipa_param_descriptor): Change decl to decl_or_type.
3686 (ipa_get_param): Change decl to decl_or_type and assert on
3688 (ipa_get_type): New function.
3689 (ipcp_transformation_summary): New member bits.
3690 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
3691 (ipa_populate_param_decls): Likewise.
3692 (ipa_dump_param): Likewise.
3693 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
3695 (ipa_set_jf_unknown): Set ipa_bits::known to false.
3696 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
3698 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
3699 (ipa_write_jump_function): Add streaming for ipa_bits.
3700 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
3701 (write_ipcp_transformation_info): Add streaming for ipa_bits
3703 (read_ipcp_transfomration_info): Add support for reading streamed
3705 (ipcp_update_bits): New function.
3706 (ipcp_transform_function): Call ipcp_update_bits.
3708 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
3710 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
3711 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
3713 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
3715 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
3717 2016-08-25 Richard Biener <rguenther@suse.de>
3719 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
3720 Only add locations in late dwarf.
3721 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
3722 (dwarf2out_early_finish): But do it here.
3724 2016-08-24 Michael Collison <michael.collison@linaro.org>
3725 Michael Collison <michael.collison@arm.com>
3727 * config/arm/arm-modes.def: Add new condition code mode CC_V
3728 to represent the overflow bit.
3729 * config/arm/arm.c (maybe_get_arm_condition_code):
3730 Add support for CC_Vmode.
3731 (arm_gen_unlikely_cbranch): New function to generate common
3732 rtl conditional branches for overflow patterns.
3733 * config/arm/arm-protos.h: Add prototype for
3734 arm_gen_unlikely_cbranch.
3735 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
3736 addsi3_compareV_upper): New patterns to support signed
3737 builtin overflow add operations.
3738 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
3739 New patterns to support unsigned builtin add overflow operations.
3740 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
3741 builtin overflow subtract operations,
3742 (usubv<mode>4): New patterns to support unsigned builtin subtract
3743 overflow operations.
3744 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
3745 to support builtin overflow negate operations.
3747 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3750 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3752 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3753 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3756 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3758 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
3759 MULTILIB_OPTIONS should be used. Small wording fixes.
3760 * genmultilib: Memorize set of all option combinations in
3761 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
3762 found in MULTILIB_OPTIONS by checking if option set is listed in
3763 combination_space. Output new and existing error message to stderr.
3765 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
3767 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
3768 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
3769 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
3770 (MULTILIB_REUSE): Remove reuse rules for option set including
3771 -mfpu=fp-armv8 and -mfpu=vfpv4
3773 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
3775 * config/arm/t-rtems: Add vfp multilib.
3777 2016-08-23 Ian Lance Taylor <iant@golang.org>
3779 * config/s390/s390.c (s390_asm_file_start): Call
3782 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3784 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
3785 initialization of all 0's to the 0 constant, instead of directly
3786 generating XOR. Add support for V4SImode vector initialization on
3787 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
3788 initialization. Change variables used in V4SFmode vector
3789 intialization. For V4SFmode vector splat on ISA 3.0, make sure
3790 any memory addresses are in index form. Add support for using
3791 VSPLTH/VSPLTB to initialize vector short and vector char vectors
3792 with all of the same element.
3793 (regno_or_subregno): New helper function to return a register
3794 number for either REG or SUBREG.
3795 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
3796 Use regno_or_subregno where possible.
3797 (rs6000_split_v4si_init_di_reg): New helper function to build up a
3798 DImode value from two SImode values in order to generate V4SImode
3799 vector initialization on 64-bit systems with direct move.
3800 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
3802 (rtx_is_swappable_p): V4SImode vector initialization insn is not
3804 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
3806 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
3807 attributes to initialize V8HImode and V16QImode vectors with the
3809 (VSX_SPLAT_COUNT): Likewise.
3810 (VSX_SPLAT_SUFFIX): Likewise.
3811 (UNSPEC_VSX_VEC_INIT): New unspec.
3812 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
3813 Allow SFmode values to come from Altivec registers.
3814 (vsx_init_v4si): New insn/split for V4SImode vector initialization
3815 on 64-bit systems with direct move.
3816 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
3817 vector initializations, to allow V4SImode vector initializations
3818 on 64-bit systems with direct move.
3819 (vsx_splat_v4si): Likewise.
3820 (vsx_splat_v4si_di): Likewise.
3821 (vsx_splat_v4sf): Likewise.
3822 (vsx_splat_v4sf_internal): Likewise.
3823 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
3825 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
3826 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
3827 initializing V8HImode and V16QImode vectors with the same
3829 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
3830 optimization if -maltivec=be.
3832 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
3834 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
3835 attribute for alternatives 3 and 4.
3837 2016-08-23 David Malcolm <dmalcolm@redhat.com>
3839 * selftest.c (selftest::assert_str_contains): New function.
3840 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
3841 * selftest.h (selftest::assert_str_contains): New decl.
3842 (ASSERT_STR_CONTAINS): New macro.
3844 2016-08-23 Richard Biener <rguenther@suse.de>
3846 PR tree-optimization/77286
3847 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
3849 (vect_transform_loop): Split exit edges of loop and scalar
3850 loop if required and at the appropriate time.
3852 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3854 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3855 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
3857 Correct a typo in a comment.
3859 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3861 * config/s390/s390.md ("*andc_split"): New splitter for and with
3864 2016-08-23 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/27336
3867 * tree-vrp.c (infer_value_range): Handle stmts that can throw
3868 by looking for a non-EH edge.
3869 (process_assert_insertions_for): Likewise.
3871 2016-08-23 Richard Biener <rguenther@suse.de>
3874 * statistics.c (statistics_counter_event): Robustify against
3877 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3879 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
3880 for targets amdfam10 and barcelona.
3882 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
3885 (zero_extend<mode>di2): Ditto.
3886 (*zero_extend<mode>si2): Ditto.
3887 (*zero_extendqihi2): Ditto.
3889 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3892 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
3893 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
3895 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
3897 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
3898 identical consecutive elements.
3899 [SSA_NAME]: Print the name's def stmt on its own line. When printing
3900 the node's def stmt, avoid printing an unwanted trailing newline by
3901 replacing the call to print_gimple_stmt() with its inlined body and
3902 adjusting it to not set pp_needs_newline and to call pp_flush()
3903 instead of pp_newline_and_flush().
3905 2016-08-22 Joseph Myers <joseph@codesourcery.com>
3907 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
3908 (float32_type_node, float64_type_node, float32x_type_node)
3909 (float128x_type_node): New macros.
3910 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
3911 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
3912 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
3913 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
3914 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
3915 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
3916 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
3917 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
3918 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
3919 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
3920 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
3921 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
3922 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
3923 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
3924 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
3925 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
3926 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
3927 (copysign, fabs, huge_val, inf, nan, nans): Use it.
3928 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
3930 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
3931 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
3932 * doc/extend.texi (Other Builtins): Document these built-in
3934 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
3937 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
3939 * doc/install.texi (Binaries): www.opencsw.org now uses https.
3941 2016-08-22 Richard Biener <rguenther@suse.de>
3943 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
3945 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
3949 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
3950 non-SSE2 athlons only, otherwise prefer SSE prefetches.
3952 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3954 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
3955 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
3956 (vrp_visit_switch_stmt): Likewise.
3957 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
3958 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
3959 (vrp_visit_stmt): Use extract_range_from_stmt.
3960 (vrp_visit_phi_node): Use extract_range_from_phi_node.
3962 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3964 * Makefile.in: Add tree-vrp.h to GTFILES.
3965 * gengtype.c (open_base_files): Add tree-vrp.h.
3966 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
3967 * builtins.c: Likewise.
3968 * fold-const.c: Likewise.
3969 * gimple-builder.c: Likewise.
3970 * gimple-laddress.c: Likewise.
3971 * hsa-gen.c: Likewise.
3972 * internal-fn.c: Likewise.
3974 * targhooks.c: Liewise,
3975 * tree-ssa-address.c: Likewise.
3976 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
3977 * tree-vrp.c (struct value_range): Move to tree-vrp.h
3978 * tree-vrp.h: New file.
3980 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
3982 PR tree-optimization/61839
3983 * tree-vrp.c (two_valued_val_range_p): New.
3984 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
3985 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
3986 Also Convert VAR BINOP CST where VAR is two-valued to
3987 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
3989 2016-08-19 David Malcolm <dmalcolm@redhat.com>
3991 * diagnostic-show-locus.c
3992 (layout::annotation_line_showed_range_p): New method.
3993 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
3994 Reimplement case fixit_hint::REPLACE to cover removals, and
3995 replacements where the range of the replacement isn't one
3996 of the ranges in the rich_location.
3997 (test_one_liner_fixit_replace): Likewise.
3998 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4000 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4002 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4004 * diagnostic.c (print_parseable_fixits): Remove case
4007 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4010 * config/i386/i386.c (ix86_option_override_internal): Remove
4011 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4012 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4013 Do not try to enable TARGET_PRFCHW ISA flag here.
4014 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4015 Rewrite expander function body.
4016 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4018 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4021 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4022 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4023 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4024 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4025 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4026 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4027 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4028 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4029 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4031 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4033 (struct floatn_type_info): New structure type.
4034 (floatn_nx_types): New variable declaration.
4035 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4036 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4037 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4038 * tree.c (floatn_nx_types): New variable.
4039 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4040 corresponding complex types.
4041 * target.def (floatn_mode): New hook.
4042 * targhooks.c: Include "real.h".
4043 (default_floatn_mode): New function.
4044 * targhooks.h (default_floatn_mode): New prototype.
4045 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4047 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4048 effective-target and dg-add-options keywords.
4049 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4050 Document new effective-target keywords.
4051 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4052 * doc/tm.texi: Regenerate.
4053 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4054 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4055 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4057 * real.h (struct real_format): Add field ieee_bits.
4058 * real.c (ieee_single_format, mips_single_format)
4059 (motorola_single_format, spu_single_format, ieee_double_format)
4060 (mips_double_format, motorola_double_format)
4061 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4062 (ieee_extended_intel_128_format)
4063 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4064 (mips_extended_format, ieee_quad_format, mips_quad_format)
4065 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4066 (decimal_double_format, decimal_quad_format, ieee_half_format)
4067 (arm_half_format, real_internal_format: Initialize ieee_bits
4069 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4070 float128_type_node. Set float80_type_node to float64x_type_node
4071 if appropriate and long_double_type_node not appropriate.
4072 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4073 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4074 Initialize ieee_bits field.
4075 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4076 (rs6000_init_builtins): Set ieee128_float_type_node to
4078 (rs6000_floatn_mode): New function.
4080 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4082 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4083 _rdseed64_step): Uglify argument names and/or local variable names
4084 in inline functions.
4085 * config/i386/rtmintrin.h (_xabort): Likewise.
4086 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4087 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4088 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4089 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4090 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4091 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4092 _mm_maskz_ternarylogic_epi32): Likewise.
4093 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4094 __lwpins32, __lwpins64): Likewise.
4095 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4096 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4097 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4098 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4099 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4100 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4101 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4102 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4103 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4104 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4105 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4106 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4107 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4108 _mm256_mask_i64gather_epi32): Likewise.
4109 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4110 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4111 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4112 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4113 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4114 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4115 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4116 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4117 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4118 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4119 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4120 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4121 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4122 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4123 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4124 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4125 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4126 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4128 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4130 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4131 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4133 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4134 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4136 (_rdpkru_u32): Add space after function name.
4138 * config/i386/t-i386 (i386-c.o): Don't depend on
4139 i386-builtin-types.inc.
4140 (i386.o): Depend on i386-builtin-types.inc.
4142 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4145 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4146 Use const_vec_duplicate to check for duplicated elements.
4148 2016-08-19 Richard Biener <rguenther@suse.de>
4150 PR tree-optimization/77290
4151 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4152 Fix flag_tree_parallelize_loops check.
4154 2016-08-19 Richard Biener <rguenther@suse.de>
4156 * match.pd (x | 0 -> x): Add.
4158 2016-08-19 Richard Biener <rguenther@suse.de>
4160 PR tree-optimization/77286
4161 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4162 Deal with virtual PHIs being out-of-order.
4164 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4166 * doc/invoke.texi (fverbose-asm): Note that source code lines
4167 are emitted, and provide an example.
4168 * final.c (asm_show_source): New function.
4169 (final_scan_insn): Call asm_show_source.
4171 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4173 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4174 param with diagnostic_kind.
4175 (class colorizer): Similarly replace field m_diagnostic with
4177 (colorizer::colorizer): Replace diagnostic
4178 param with diagnostic_kind.
4179 (colorizer::begin_state): Update for above field change.
4180 (layout::layout): Replace diagnostic param with rich_location *
4181 and diagnostic_kind.
4182 (diagnostic_show_locus): Replace diagnostic param with richloc
4183 and diagnostic_kind.
4184 (class selftest::test_diagnostic_context): New class.
4185 (selftest::test_diagnostic_show_locus_unknown_location): New
4187 (selftest::test_one_liner_simple_caret): New function.
4188 (selftest::test_one_liner_caret_and_range): New function.
4189 (selftest::test_one_liner_multiple_carets_and_ranges): New
4191 (selftest::test_one_liner_fixit_remove): New function.
4192 (selftest::test_one_liner_fixit_replace): New function.
4193 (selftest::test_diagnostic_show_locus_one_liner): New function.
4194 (selftest::diagnostic_show_locus_c_tests): Call the new test
4196 * diagnostic.c (diagnostic_initialize): Initialize
4197 colorize_source_p, show_ruler_p and parseable_fixits_p.
4198 (default_diagnostic_finalizer): Update for change to
4199 diagnostic_show_locus.
4200 (diagnostic_append_note): Likewise.
4201 * diagnostic.h (diagnostic_show_locus): Replace
4202 const diagnostic_info * param with location * and diagnostic_t.
4204 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4206 * input.c (saved_line_table): New global.
4207 (class selftest::temp_line_table): Rename to line_table_test and
4208 move declaration to selftest.h, and drop field m_old_line_table.
4209 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4210 (selftest::line_table_test::line_table_test): ...this. Add a
4211 default ctor. Store current value of line_table within
4213 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4214 (selftest::line_table_test::~line_table_test): ...this, and
4215 restore line_table from the saved_line_table, rather than
4217 (selftest::test_accessing_ordinary_linemaps): Update for above
4219 (selftest::test_lexer): Likewise.
4220 (struct selftest::lexer_test): Likewise.
4221 (selftest::lexer_test::lexer_test): Likewise.
4222 (selftest::input_c_tests): Move the looping over test cases from
4224 (selftest::for_each_line_table_case): New function.
4225 * input.h (saved_line_table): New decl.
4226 * selftest.h (struct selftest::line_table_case): New forward decl.
4227 (class selftest::line_table_test): New class, moved here from
4228 selftest::temp_line_table in input.c, and renamed.
4229 (selftest::for_each_line_table_case): New decl.
4231 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4236 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4239 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4240 enclosing parallel construct for reduction variables on OpenACC loop
4243 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4245 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4246 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4248 (function_to_dwarf_procedure): Update comment.
4250 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4252 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4254 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4256 * selftest.c (selftest::temp_source_file::~temp_source_file):
4257 Evict m_filename from the diagnostic file cache.
4259 2016-08-18 Richard Biener <rguenther@suse.de>
4261 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4262 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4263 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4264 clone materialization.
4265 * passes.def (all_late_ipa_passes): Start with
4266 pass_materialize_all_clones.
4267 * cgraphunit.c (symbol_table::compile): Remove call to
4268 materialize_all_clones.
4269 * tree-into-ssa.c: Include statistics.h.
4270 (update_ssa): Count number of times we do incremental/rewrite
4273 2016-08-18 Richard Biener <rguenther@suse.de>
4275 PR tree-optimization/77282
4276 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4277 When doing auto-parallelizing also prevent use of PHIs that
4278 carry dependences across loop backedges.
4280 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4281 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4283 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4285 2016-08-18 Richard Biener <rguenther@suse.de>
4287 * ssa-iterators.h (ssa_vuse_operand): New inline.
4288 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4289 (predicate_all_scalar_phis): Use remove_phi_node to remove
4290 phi nodes predicated. Delay removing virtual PHIs.
4291 (predicate_mem_writes): Update virtual operands.
4292 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4293 (tree_if_conversion): Do not rewrite virtual SSA form.
4294 * tree-phinodes.c (release_phi_node): Make static.
4295 * tree-phinodes.h (release_phi_node): Remove.
4297 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4299 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4300 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4301 twice to define those.
4302 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4303 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4304 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4305 * config/i386/i386-builtin.def: New file.
4307 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4309 * input.c (get_source_range_for_char): Rename to...
4310 (selftest::get_source_range_for_char): ...this, and move within
4311 the #if CHECKING_P guard.
4312 (get_num_source_ranges_for_substring): Rename to...
4313 (selftest::get_num_source_ranges_for_substring): ...this, move
4314 within the #if CHECKING_P guard, and make static.
4315 (selftest::assert_num_substring_ranges): Initialize
4318 2016-08-18 Alan Modra <amodra@gmail.com>
4320 PR rtl-optimization/72771
4321 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4322 when find_reloads_toplev returns address_reloaded==-1.
4323 (alternative_allows_const_pool_ref): Update comment.
4325 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4327 PR tree-optimization/71752
4328 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4329 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4331 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4333 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4334 instead of testing ECF_NORETURN bit in gimple_call_flags.
4335 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4336 * predict.c (tree_bb_level_predictions): Likewise.
4337 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4340 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4341 turning a call into __builtin_unreachable-like noreturn call, adjust
4342 gimple_call_set_fntype.
4343 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4344 gimple_call_fntype has void return type.
4346 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4348 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4349 maybe_lookup_decl, to handle nested acc loop directives.
4351 2016-08-17 Richard Biener <rguenther@suse.de>
4353 PR tree-optimization/76490
4354 * tree-vrp.c (update_value_range): Preserve overflow infinities
4355 when intersecting with ranges from get_range_info.
4356 (operand_less_p): Handle overflow infinities correctly.
4357 (value_range_constant_singleton): Use vrp_operand_equal_p
4358 to handle overflow max/min correctly.
4359 (vrp_valueize): Likewise.
4360 (union_ranges): Likewise.
4361 (intersect_ranges): Likewise.
4362 (vrp_visit_phi_node): Improve iteration limitation to only
4363 apply when we'll possibly re-visit the PHI via a changed argument
4366 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
4368 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
4369 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
4370 rather than those that should not be built.
4372 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
4375 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
4377 2016-08-17 Richard Biener <rguenther@suse.de>
4379 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
4380 (verify_vssa): New function verifying virtual SSA form.
4381 (verify_ssa): Call it.
4382 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
4383 Do not apply loop-closed SSA handling to virtuals.
4384 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
4385 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
4386 when rewriting their symbol.
4387 (prepare_def_site_for): Likewise.
4388 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
4389 operands of moved stmts.
4391 2016-08-17 Richard Biener <rguenther@suse.de>
4393 PR tree-optimization/23855
4394 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
4395 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
4396 find guards to hoist. Do not update SSA form but rewrite virtuals
4397 into loop closed SSA.
4398 (find_loop_guard): Adjust to skip already hoisted guards. Do
4399 not mark virtuals for renaming or update SSA form.
4401 2016-08-17 Martin Liska <mliska@suse.cz>
4403 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
4404 a LONG_LONG_TYPE_SIZE comparison.
4405 * gcov-io.h: Remove macro definitions.
4406 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
4407 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
4410 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4412 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
4413 that builtins not mentioned in bdesc_* arrays come first, then
4414 the ones mentioned in bdesc_* arrays in the order they appear in
4415 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
4416 IX86_BUILTIN__BDESC_*_LAST enumerator.
4417 (bdesc_mpx): Fix up a comment typo.
4418 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
4419 __builtin_ia32_vpcomneu[bwdq] builtins.
4420 (BDESC_VERIFY, BDESC_VERIFYS): Define.
4421 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
4422 enum ix86_builtins ordering.
4423 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
4424 for direct bdesc_* array member access instead of searching all the
4425 arrays until an fcode match is found.
4427 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
4430 pattern as define_insn_and_split. Split insn before reload to
4432 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
4433 <shift_insn><mode>3_1.
4434 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
4435 <rotate_insn><mode>3_1.
4437 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4440 * input.c (get_source_range_for_substring): Rename to...
4441 (get_source_location_for_substring): ...this, adding param
4442 "caret_idx", and converting output param from source_range * to
4444 (get_source_range_for_char): New function.
4445 (get_num_source_ranges_for_substring): Update comment to reflect
4447 (assert_char_at_range): Update to use get_source_range_for_char
4448 rather than get_source_range_for_substring.
4449 (test_lexer_string_locations_concatenation_2): Likewise.
4450 * substring-locations.h (get_source_range_for_substring): Rename
4452 (get_source_location_for_substring): ...this, and adding param
4453 "caret_idx", and converting output param from source_range * to
4456 2016-08-16 David Malcolm <dmalcolm@redhat.com>
4458 * input.c (class selftest::temp_source_file): Move to
4460 (selftest::temp_source_file::temp_source_file): Move to
4462 (selftest::temp_source_file::~temp_source_file): Likewise.
4463 * selftest.c (selftest::temp_source_file::temp_source_file): Move
4465 (selftest::temp_source_file::~temp_source_file): Likewise.
4466 * selftest.h (class selftest::temp_source_file): Move here from
4469 2016-08-16 Jakub Jelinek <jakub@redhat.com>
4472 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
4473 inlining, add cgraph edge for the added __builtin_unreachable call.
4476 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
4477 only cast it to SHWI for the final comparison.
4479 2016-08-16 Martin Liska <mliska@suse.cz>
4481 PR gcov-profile/36412
4482 * doc/gcov.texi: Document --hash-filenames(-x).
4483 * gcov.c (print_usage): Add the option.
4484 (process_args): Process the option, sort options alphabetically.
4485 (md5sum_to_hex): New function.
4486 (make_gcov_file_name): Do the md5sum and append it to a
4489 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4491 PR tree-optimization/69848
4492 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
4493 and swtich operands to avoid additional NOT instruction.
4494 (vcond<v_cmp_mixed><mode>): Ditto.
4495 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4497 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
4499 * doc/install.texi (*-*-solaris2*): Adjust latest change.
4501 2016-08-16 Richard Biener <rguenther@suse.de>
4503 PR tree-optimization/76783
4504 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
4505 BB visited flags at start.
4507 2016-08-16 Bin Cheng <bin.cheng@arm.com>
4509 PR tree-optimization/72817
4510 PR tree-optimization/73450
4511 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
4512 multiple_of_p for adjusted IV.base.
4514 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
4518 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
4519 for !flag_finite_math_only or flag_signed_zeros.
4520 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
4521 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
4522 depend on flag_finite_math_only.
4523 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
4525 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
4526 (*ieee_smin<mode>3): Ditto.
4527 (*ieee_smax<mode>3): Ditto.
4528 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
4529 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
4531 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
4532 depend on flag_finite_math_only.
4533 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
4534 (*mmx_<code>v2sf3): Remove.
4535 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
4536 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
4537 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
4539 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
4541 PR rtl-optimization/73650
4542 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
4543 it is not a simple move.
4545 2016-08-15 Martin Liska <mliska@suse.cz>
4548 * gcc.c (do_spec_1): Call save_string with the right size.
4549 (save_string): Do an assert about string we copy.
4551 2016-08-15 Richard Biener <rguenther@suse.de>
4553 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
4554 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
4556 (pass_data_stv): Likewise.
4558 2016-08-15 Richard Biener <rguenther@suse.de>
4560 PR tree-optimization/73434
4561 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
4562 TBAA info on the base when forwarding a non-invariant address.
4564 2016-08-15 Jakub Jelinek <jakub@redhat.com>
4566 * dwarf2out.c (struct checksum_attributes): Add
4567 at_string_length_bit_size and at_string_length_byte_size fields.
4568 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
4569 and DW_AT_string_length_byte_size.
4570 (die_checksum_ordered): Handle at_string_length_bit_size and
4571 at_string_length_byte_size.
4572 (gen_array_type_die): For dwarf_version >= 5 emit
4573 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4574 (adjust_string_types): For dwarf_version >= 5 remove
4575 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
4576 (resolve_addr): Likewise.
4579 * dwarf2out.c (string_types): New variable.
4580 (gen_array_type_die): Change early_dwarf handling of
4581 DW_AT_string_length, create DW_OP_call4 referencing the
4582 length var temporarily. Handle parameters that are pointers
4584 (adjust_string_types): New function.
4585 (gen_subprogram_die): Temporarily set string_types to local var,
4586 call adjust_string_types if needed.
4587 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
4589 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
4591 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
4593 * doc/install.texi (*-*-solaris2*): Fix version number and document
4594 requirement on GNU make for building libjava with the Solaris linker.
4596 2016-08-15 Martin Liska <mliska@suse.cz>
4597 Jakub Jelinek <jakub@redhat.com>
4599 PR tree-optimization/72824
4600 * tree-loop-distribution.c (const_with_all_bytes_same)
4601 <case VECTOR_CST>: Fix a typo.
4603 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
4607 Renamed from _mm512_undefined_si512.
4608 (_mm_undefined_si512): New definition.
4610 2016-08-13 Richard Biener <rguenther@suse.de>
4612 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
4613 into PHIs and update the lattice for its def.
4615 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4618 * ubsan.c (instrument_si_overflow): Pass true instead of false
4620 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
4621 of bbs. Return TODO_cleanup_cfg if any returned true.
4623 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4625 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
4626 ISA 3.0 MTVSRDD instruction.
4627 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
4630 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
4632 PR tree-optimization/71083
4633 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
4634 bitfield access when possible.
4636 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
4639 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
4640 sign-changing cast from a shorter unsigned type to a wider
4643 2016-08-12 Jakub Jelinek <jakub@redhat.com>
4645 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
4646 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
4647 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
4649 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4651 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
4652 Correct costs for vec_construct.
4654 2016-08-12 Bin Cheng <bin.cheng@arm.com>
4656 PR tree-optimization/69848
4657 * tree-vectorizer.h (enum vect_def_type): New condition reduction
4658 type CONST_COND_REDUCTION.
4659 * tree-vect-loop.c (vectorizable_reduction): Support new condition
4660 reudction type CONST_COND_REDUCTION.
4662 2016-08-12 Richard Biener <rguenther@suse.de>
4664 PR tree-optimization/57326
4665 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
4666 returning an SSA name.
4667 (phi_translate_1): When fully_constant_expression returns a NAME
4668 make sure we have a leader for it.
4670 2016-08-12 Martin Liska <mliska@suse.cz>
4671 Adam Fineman <afineman@afineman.com>
4673 * gcov.c (process_file): Create .gcov file when .gcda
4676 2016-08-12 Marek Polacek <polacek@redhat.com>
4679 * alias.c (find_base_value): Adjust fall through comment.
4680 * cfgexpand.c (expand_debug_expr): Likewise.
4681 * combine.c (find_split_point): Likewise.
4682 (expand_compound_operation): Likewise. Add FALLTHRU.
4683 (make_compound_operation): Adjust fall through comment.
4684 (canon_reg_for_combine): Add FALLTHRU.
4685 (force_to_mode): Adjust fall through comment.
4686 (simplify_shift_const_1): Likewise.
4687 (simplify_comparison): Likewise.
4688 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
4690 * config/aarch64/predicates.md: Likewise.
4691 * config/i386/i386.c (function_arg_advance_32): Likewise.
4692 (ix86_gimplify_va_arg): Likewise.
4693 (print_reg): Likewise.
4694 (ix86_print_operand): Likewise.
4695 (ix86_build_const_vector): Likewise.
4696 (ix86_expand_branch): Likewise.
4697 (ix86_sched_init_global): Adjust fall through comment.
4698 (ix86_expand_args_builtin): Add FALLTHRU.
4699 (ix86_expand_builtin): Likewise.
4700 (ix86_expand_vector_init_one_var): Likewise.
4701 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4702 (rs6000_adjust_cost): Likewise.
4703 (insn_must_be_first_in_group): Likewise.
4704 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
4705 * dbxout.c (dbxout_symbol): Adjust fall through comment.
4706 * df-scan.c (df_uses_record): Likewise.
4707 * dojump.c (do_jump): Add FALLTHRU.
4708 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
4710 (resolve_args_picking_1): Adjust fall through comment.
4711 (loc_list_from_tree_1): Likewise.
4712 * expmed.c (make_tree): Likewise.
4713 * expr.c (expand_expr_real_2): Add FALLTHRU.
4714 (expand_expr_real_1): Likewise. Adjust fall through comment.
4715 * fold-const.c (const_binop): Adjust fall through comment.
4716 (fold_truth_not_expr): Likewise.
4717 (fold_cond_expr_with_comparison): Add FALLTHRU.
4718 (fold_binary_loc): Likewise.
4719 (contains_label_1): Adjust fall through comment.
4720 (multiple_of_p): Likewise.
4721 * gcov-tool.c (process_args): Add FALLTHRU.
4722 * genattrtab.c (check_attr_test): Likewise.
4723 (write_test_expr): Likewise.
4724 * genconfig.c (walk_insn_part): Likewise.
4725 * genpreds.c (validate_exp): Adjust fall through comment.
4726 (needs_variable): Likewise.
4727 * gensupport.c (get_alternatives_number): Add FALLTHRU.
4728 (subst_dup): Likewise.
4729 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
4730 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
4731 (gimplify_scan_omp_clauses): Add FALLTHRU.
4732 (goa_stabilize_expr): Likewise.
4733 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
4735 * hsa-gen.c (get_address_from_value): Likewise.
4736 * ipa-icf.c (sem_function::hash_stmt): Likewise.
4737 * ira.c (ira_setup_alts): Add FALLTHRU.
4738 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
4740 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
4741 * opts.c (common_handle_option): Likewise.
4742 * read-rtl.c (read_rtx_code): Likewise.
4743 * real.c (round_for_format): Likewise.
4744 * recog.c (asm_operand_ok): Likewise.
4745 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
4746 * reload1.c (set_label_offsets): Likewise.
4747 (eliminate_regs_1): Likewise.
4748 (reload_reg_reaches_end_p): Likewise.
4749 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
4750 (rtx_cost): Likewise.
4751 * sched-rgn.c (is_exception_free): Likewise.
4752 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
4753 * stor-layout.c (int_mode_for_mode): Likewise.
4754 * toplev.c (print_to_asm_out_file): Likewise.
4755 (print_to_stderr): Likewise.
4756 * tree-cfg.c (gimple_verify_flow_info): Likewise.
4757 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
4758 (chrec_fold_multiply): Likewise.
4759 (evolution_function_is_invariant_rec_p): Likewise.
4760 (for_each_scev_op): Likewise.
4761 * tree-data-ref.c (siv_subscript_p): Likewise.
4762 (get_references_in_stmt): Likewise.
4763 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
4764 (substitute_in_expr): Likewise.
4765 (type_cache_hasher::equal): Likewise.
4766 (walk_type_fields): Likewise.
4767 * var-tracking.c (adjust_mems): Add FALLTHRU.
4768 (set_dv_changed): Adjust fall through comment.
4769 * varasm.c (default_function_section): Add FALLTHRU.
4771 2016-08-12 Marek Polacek <polacek@redhat.com>
4774 * tree-complex.c (expand_complex_division): Add missing break.
4776 2016-08-12 Richard Biener <rguenther@suse.de>
4778 * passes.c (execute_todo): Do not push/pop TV_TODO.
4779 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
4780 (execute_one_pass): Likewise.
4781 * common.opt (ftime-report-details): New switch.
4782 * doc/invoke.texi (ftime-report-details): Document.
4783 * timevar.h (timer::print_row): Adjust signature.
4784 (timer::all_zero): New static helper.
4785 (timer::child_map_t): New typedef.
4786 (timer::time_var_def): Add children field.
4787 * timevar.c (timer::named_items::print): Adjust.
4788 (timer::~timer): Free timevar recorded children.
4789 (timer::pop_internal): When -ftime-report-details record
4790 time spent in sub-timevars.
4791 (timer::print_row): Adjust.
4792 (timer::print): Print sub-timevar stats, use all_zero.
4793 * timevar.def (TV_TODO): Remove.
4795 2016-08-12 Richard Biener <rguenther@suse.de>
4797 PR tree-optimization/72851
4798 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
4799 worklists to use bitmaps indexed in execution order.
4800 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
4801 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
4802 (cfg_blocks): Make a bitmap.
4803 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
4805 (cfg_blocks_empty_p): Adjust.
4806 (cfg_blocks_add): Likewise.
4807 (cfg_blocks_get): Likewise.
4808 (add_ssa_edge): Likewise.
4809 (add_control_edge): Likewise.
4810 (simulate_stmt): Likewise.
4811 (process_ssa_edge_worklist): Likewise.
4812 (simulate_block): Likewise.
4813 (ssa_prop_init): Compute PRE order and stmt UIDs.
4814 (ssa_prop_fini): Adjust.
4815 (ssa_propagate): Adjust.
4817 2016-08-12 Richard Biener <rguenther@suse.de>
4819 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
4820 the currently executable edges have fixed ranges. Always
4821 go through update_value_range.
4823 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
4827 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
4828 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
4829 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
4830 (LANG_HOOKS_DECLS): Add it.
4831 * langhooks.h (struct lang_hooks_for_decls): Add
4832 function_decl_defaulted. Const_tree-ify
4833 function_decl_explicit_p and function_decl_deleted_p.
4834 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
4835 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
4836 also at strict DWARF v5.
4839 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
4840 TYPE_QUAL_CONST in reference-typed decls.
4843 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
4844 in DW_OP_pieces, just enough to handle pointers to member
4846 (gen_remaining_tmpl_value_param_die_attribute): Use a location
4847 expression on DWARFv5 if a constant value doesn't work.
4849 2016-08-11 David Malcolm <dmalcolm@redhat.com>
4851 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
4852 * selftest.c (selftest::test_assertions): New function.
4853 (selftest::selftest_c_tests): New function.
4854 * selftest.h (selftest::selftest_c_tests): New declaration.
4856 2016-08-11 Richard Biener <rguenther@suse.de>
4857 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4859 PR rtl-optimization/72855
4860 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
4862 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4865 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
4866 (vsx_store_<mode>): Likewise.
4868 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4870 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
4871 TImode CONST_WIDE_INT store.
4872 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
4874 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
4876 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
4877 mode if unaligned SSE load and store are optimal.
4879 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
4881 PR tree-optimization/71083
4882 * tree-predcom.c (ref_at_iteration): Correctly align the
4885 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4887 * config/s390/s390-builtin-types.def: Add INT128 types.
4888 * config/s390/s390-builtins.def: Add INT128 variants for the add
4889 sub low-level builtins dealing with TImode.
4890 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
4891 via subreg when expanding a builtin.
4892 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
4893 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
4895 * config/s390/vecintrin.h: Adjust builtin names accordingly.
4896 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
4897 ("vec_addc<mode>", "vec_addc_u128"): Merge to
4898 "vacc<bhfgq>_<mode>".
4899 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
4900 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
4901 ("vec_subc<mode>", "vec_subc_u128"): Merge to
4902 "vscbi<bhfgq>_<mode>".
4903 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
4904 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
4906 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4908 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
4910 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4912 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
4914 (vcond<v_cmp_mixed><mode>): Ditto.
4915 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
4917 2016-08-11 Bin Cheng <bin.cheng@arm.com>
4919 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
4920 variable explicitly, also assert on it before use.
4922 2016-08-11 Richard Biener <rguenther@suse.de>
4924 PR tree-optimization/72772
4925 * cfgloopmanip.c (create_preheader): Use split_edge if there
4926 is a single loop entry, avoiding degenerate PHIs.
4928 2016-08-11 Richard Biener <rguenther@suse.de>
4930 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
4931 unconditional TODO_cleanup_cfg.
4932 (pass_thread_jumps::execute): Initialize loops, perform a CFG
4933 cleanup only if we threaded a jump.
4935 2016-08-11 Alan Modra <amodra@gmail.com>
4938 * lra-constraints.c (simplify_operand_subreg): Allow subreg
4939 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
4940 slow. Emit two reloads for slow mem case, first loading in
4941 fast innermode, then converting to required mode.
4943 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4945 * config/rs6000/altivec.h (vec_extract_exp): New macro.
4946 (vec_extract_sig): New macro.
4947 (vec_insert_exp): New macro.
4948 (vec_test_data_class): New macro.
4949 (scalar_extract_exp): New macro.
4950 (scalar_extract_sig): New macro.
4951 (scalar_insert_exp): New macro.
4952 (scalar_test_data_class): New macro.
4953 (scalar_test_neg): New macro.
4954 (scalar_cmp_exp_gt): New macro.
4955 (scalar_cmp_exp_lt): New macro.
4956 (scalar_cmp_exp_eq): New macro.
4957 (scalar_cmp_exp_unordered): New macro.
4958 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
4959 to enforce constraint that operand is a 7-bit unsigned literal.
4960 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
4961 for power9 built-ins.
4962 (BU_P9V_VSX_2): Likewise.
4963 (BU_P9V_64BIT_VSX_2): Likewise.
4964 (VSEEDP): Add scalar extract exponent support.
4965 (VSEESP): Add scalar extract signature support.
4966 (VSTDCNDP): Add scalar test negative support.
4967 (VSTDCNSP): Likewise.
4968 (VSIEDP): Add scalar insert exponent support.
4969 (VSCEDPGT): Add scalar compare exponent greater than support.
4970 (VSCEDPLT): Add scalar compare exponent less than support.
4971 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
4972 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
4973 (VSTDCDP): Add scalar test data class support.
4974 (VSTDCSP): Likewise.
4975 (VSEEDP): Add overload support for scalar extract exponent
4977 (VSESDP): Add overload support for scalar extract signature
4979 (VSTDCN): Add overload support for scalar test negative
4981 (VSTDCNDP): Add overload support for scalar test negative
4983 (VSTDCNSP): Add overload support for scalar test negative
4985 (VSIEDP): Add overload support for scalar insert exponent
4987 (VSTDC): Add overload support for scalar test data class
4989 (VSTDCDP): Add overload support for scalar test data class
4991 (VSTDCSP): Add overload support for scalar test data class
4993 (VSCEDPGT): Add overload support for scalar compare exponent
4994 greater than operation.
4995 (VSCEDPLT): Add overload support for scalar compare exponent
4996 less than operation.
4997 (VSCEDPEQ): Add overload support for scalar compare exponent
4998 test-for-equality operation.
4999 (VSCEDPUO): Add overload support for scalar compare exponent
5000 test-for-unordered operation.
5001 (VEEDP): Add vector extract exponent support.
5003 (VESDP): Add vector extract significand support.
5005 (VIEDP): Add vector insert exponent support.
5007 (VTDCDP): Add vector test data class support.
5009 (VES): Add overload support for vector extract significand operation.
5012 (VEE): Add overload support for vector extract exponent operation.
5015 (VTDC): Add overload support for vector test data class operation.
5018 (VIE): Add overload support for vector insert exponent operation.
5021 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5022 overloaded binary floating point functions.
5023 (altivec_resolve_overloaded_builtin): Improve error messages to
5024 distinguish between functions not supported in the current
5025 compiler configuration and functions that were invoked with an
5026 invalid parameter combination, and include the built-in function
5027 name in both error messages.
5028 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5030 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5032 (rs6000_expand_binop_builtin): Add check to enforce that argument
5033 2 of the test data class operations is a 7-bit unsigned literal.
5034 (rs6000_invalid_builtin): Add code to issue an error message if a
5035 built-in function that requires the power9_vector and -m32
5036 command-line options is compiled without these options.
5037 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5038 (UNSPEC_VSX_SXSIGDP): New value.
5039 (UNSPEC_VSX_SXSIGPDP): New value.
5040 (UNSPEC_VSX_SIEXPDP): New value.
5041 (UNSPEC_VSX_SCMPEXPDP): New value.
5042 (UNSPEC_VSX_STSTDC): New value.
5043 (UNSPEC_VSX_VXEXP): New value.
5044 (UNSPEC_VSX_VXSIG): New value.
5045 (UNSPEC_VSX_VIEXP): New value.
5046 (UNSPEC_VSX_VTSTDC): New value.
5047 (xsxexpdp): New insn for scalar extract exponent.
5048 (xsxsigdp): New insn for scalar extract significand.
5049 (xsiexpdp): New insn for scalar insert exponent.
5050 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5051 (*xscmpexpdp): New insn for scalar compare exponents.
5052 (xststdc<Fvsx): New expansion for both single- and
5053 double-precision scalar test data class operations.
5054 (xststdcneg<Fvsx>): New expansion for both single- and
5055 double-precision scalar test for negative value operations.
5056 (*xststdc<Fvsx>): New insn for scalar test data class
5058 (xvxexp<VSs>): New insn for single- and double-precision
5059 vector extract exponent operation.
5060 (xvxsig<VSs>): New insn for single- and double-precision
5061 vector extract significand operation.
5062 (xviexp<VSs>): New insn for single- and double-precision
5063 vector insert exponent operation.
5064 (xvtstdc<VSs>): New insn for single- and double-precision
5065 vector test data class operation.
5066 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5067 built-in functions to represent the Power9 binary floating-point
5068 support instructions.
5070 2016-08-10 bin cheng <bin.cheng@arm.com>
5072 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5074 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5075 Renlin Li <renlin.li@arm.com>
5076 Bin Cheng <bin.cheng@arm.com>
5078 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5079 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5080 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5081 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5082 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5083 (vcond<v_cmp_result><mode>): Ditto.
5084 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5085 (vcondu<mode><mode>): Ditto.
5086 (vcond<v_cmp_mixed><mode>): New pattern.
5087 (vcondu<mode><v_cmp_mixed>): New pattern.
5088 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5089 of aarch64_vcond_internal.
5091 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5092 Renlin Li <renlin.li@arm.com>
5093 Bin Cheng <bin.cheng@arm.com>
5095 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5096 (vec_cmp<mode><v_cmp_result>): New pattern.
5097 (vec_cmpu<mode><mode>): New pattern.
5098 (vcond_mask_<mode><v_cmp_result>): New pattern.
5100 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5102 PR tree-optimization/71734
5103 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5104 REF_LOOP, invoke ref_indep_loop_p_1.
5105 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5106 to ref_indep_loop_p.
5107 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5108 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5109 is inside LOOP, do not cache dpendence value for loops with
5111 (ref_indep_loop_p_2): Delete function.
5112 (can_sm_ref_p): Pass LOOP as additional argument to
5115 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5118 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5119 being an offsettable address.
5121 2016-08-10 Martin Liska <mliska@suse.cz>
5123 PR gcov-profile/58306
5124 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5125 atomic variants of profile update functions.
5127 2016-08-10 Martin Liska <mliska@suse.cz>
5129 Cherry picked (and modified) from google-4_7 branch
5130 2012-12-26 Rong Xu <xur@google.com>
5131 * common.opt (fprofile-update): Add new flag.
5132 * coretypes.h: Define enum profile_update.
5133 * doc/invoke.texi: Document -fprofile-update.
5134 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5135 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5136 * tree-profile.c (gimple_init_edge_profiler): Generate
5137 also atomic profiler update.
5138 (gimple_gen_edge_profiler): Likewise.
5140 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5142 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5143 stack_usage_file to NULL after fclose calls.
5145 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5148 * reload.c (push_reload): Compute subreg_in_class for
5149 subregs of constants and plus expressions. Remove special
5150 handling of SYMBOL_REFs.
5152 2016-08-10 Alan Modra <amodra@gmail.com>
5155 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5156 SImode for TARGET_E500_DOUBLE when given SImode.
5158 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5160 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5161 unused variable __O.
5163 2016-08-09 Martin Liska <mliska@suse.cz>
5165 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5166 _gcov_reset to __gcov_reset.
5167 * doc/gcov-tool.texi: Fix typo.
5169 2016-08-09 Martin Liska <mliska@suse.cz>
5171 * value-prof.c (gimple_divmod_values_to_profile): Do not
5172 instrument MOD histogram if a value is not a SSA name.
5174 2016-08-09 Martin Liska <mliska@suse.cz>
5176 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5179 2016-08-09 Renlin Li <renlin.li@arm.com>
5182 * calls.c (prepare_call_address): Convert funexp to Pmode when
5184 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5185 (sibcall_value): Likewise.
5187 2016-08-09 Marek Polacek <polacek@redhat.com>
5190 * cselib.c (cselib_expand_value_rtx_1): Add return.
5191 * gengtype.c (dbgprint_count_type_at): Likewise.
5192 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5193 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5195 2016-08-09 Martin Jambor <mjambor@suse.cz>
5198 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5199 if instance is a MEM_REF.
5201 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5204 * config/i386/i386.md (*movtf_internal): Use
5205 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5206 in the insn constraint.
5207 (*movxf_internal): Ditto.
5208 (*movdf_internal): Ditto.
5209 (*movsf_internal): Ditto.
5211 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5213 PR tree-optimization/72772
5214 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5217 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5219 PR tree-optimization/72772
5220 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5222 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5223 parameter STOP and update calls. Move expand_simple_operations
5224 function call from here...
5225 (simplify_using_initial_conditions): ...to here. Delete parameter
5227 (tree_simplify_using_condition): Delete parameter STOP.
5228 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5229 simplify_using_initial_conditions.
5231 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5234 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5235 Use create_tmp_var_raw instead of create_tmp_var.
5237 2016-08-09 Richard Biener <rguenther@suse.de>
5239 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5240 Treat same SSA names related.
5242 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5244 PR tree-optimization/72824
5245 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5246 real_zerop is not negative.
5248 2016-08-09 Richard Biener <rguenther@suse.de>
5250 PR tree-optimization/71802
5251 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5252 all merge opportunities with the predecessor.
5254 2016-08-09 Richard Biener <rguenther@suse.de>
5257 * ipa-prop.c (ipa_modify_formal_parameters): Build
5258 parameter types with natural alignment also for the
5261 2016-08-08 Andi Kleen <ak@linux.intel.com>
5263 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5265 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5268 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5269 do-nothing langhook.
5270 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5271 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5272 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5273 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5275 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5278 * input.c: Ensure that HAVE_ICONV is defined.
5280 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5283 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5284 private vars for lastprivate and for linear iterator.
5287 * omp-simd-clone.c: Include varasm.h.
5288 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5289 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5290 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5291 update function name.
5293 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5295 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5296 (avr_diagnose_devicespecs_error): Remove.
5297 (avr_devicespecs_file): Remove composing absolute path for specfile
5298 and its verbose info. Remove conditions to check specs-file,
5300 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5302 PR rtl-optimization/72821
5303 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5304 just return false for them.
5306 2016-08-08 Alan Modra <amodra@gmail.com>
5309 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5310 toc refs created during reload. Update function comment.
5312 2016-08-08 Alan Modra <amodra@gmail.com>
5315 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5316 alternatives. Put loads first, then stores, and reg/reg moves
5317 within same class later. Delete attr length.
5319 2016-08-08 Alan Modra <amodra@gmail.com>
5322 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5323 (mem_operand_ds_form): New predicate.
5324 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5325 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5326 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5327 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5328 (extendsfdf2_fpr): Replace o constraint with wY.
5330 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5332 * tree-ssa-threadbackward.c: Include tree-inline.h
5333 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5334 size of copied block; for cold paths reduce duplication.
5335 (find_jump_threads_backwards): Remove redundant tests.
5336 (pass_thread_jumps::gate): Enable for -Os.
5338 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5341 * stor-layout.c (layout_decl): Fix up formatting.
5342 (relayout_decl): Allow DECL to be FIELD_DECL.
5344 2016-08-07 Alan Modra <amodra@gmail.com>
5346 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5348 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5350 * data-streamer-in.c (streamer_read_wide_int): New.
5351 (streamer_read_widest_int): Renamed function.
5352 * data-streamer-out.c (streamer_write_wide_int): New
5353 (streamer_write_widest_int): Renamed function.
5354 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5356 (input_cfg): Call renamed function.
5357 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5359 (output_cfg): Call renamed function.
5360 * data-streamer.h: Add declarations.
5362 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5364 * tree-ssa-ccp.c (extend_mask): New param sgn.
5365 Remove ORing with wi::mask.
5366 (get_default_value): Adjust call to extend_mask to pass sign.
5367 (evaluate_stmt): Likewise.
5369 2016-08-06 Jakub Jelinek <jakub@redhat.com>
5371 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
5374 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5376 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
5377 transform if operand's type is pointer to function or method.
5379 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5381 PR tree-optimization/18046
5382 * tree-ssa-threadedge.c: Include cfganal.h.
5383 (simplify_control_statement_condition): If simplifying a
5384 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
5385 with the dominating ASSERT_EXPR before handing it off to VRP.
5386 Mention that a CASE_LABEL_EXPR may be returned.
5387 (thread_around_empty_blocks): Adjust to handle
5388 simplify_control_statement_condition() returning a
5390 (thread_through_normal_block): Likewise.
5391 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
5392 a switch statement by trying to determine which case label
5395 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
5397 PR rtl-optimization/69847
5398 * lra-constraints.c (process_invariant_for_inheritance): Save
5399 pattern instead of src.
5400 (remove_inheritance_pseudos): Use the pattern. Add assert.
5402 2016-08-05 David Malcolm <dmalcolm@redhat.com>
5404 * input.c (string_concat::string_concat): New constructor.
5405 (string_concat_db::string_concat_db): New constructor.
5406 (string_concat_db::record_string_concatenation): New method.
5407 (string_concat_db::get_string_concatenation): New method.
5408 (string_concat_db::get_key_loc): New method.
5409 (class auto_cpp_string_vec): New class.
5410 (get_substring_ranges_for_loc): New function.
5411 (get_source_range_for_substring): New function.
5412 (get_num_source_ranges_for_substring): New function.
5413 (class selftest::lexer_test_options): New class.
5414 (struct selftest::lexer_test): New struct.
5415 (class selftest::ebcdic_execution_charset): New class.
5416 (selftest::ebcdic_execution_charset::s_singleton): New variable.
5417 (selftest::lexer_test::lexer_test): New constructor.
5418 (selftest::lexer_test::~lexer_test): New destructor.
5419 (selftest::lexer_test::get_token): New method.
5420 (selftest::assert_char_at_range): New function.
5421 (ASSERT_CHAR_AT_RANGE): New macro.
5422 (selftest::assert_num_substring_ranges): New function.
5423 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
5424 (selftest::assert_has_no_substring_ranges): New function.
5425 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
5426 (selftest::test_lexer_string_locations_simple): New function.
5427 (selftest::test_lexer_string_locations_ebcdic): New function.
5428 (selftest::test_lexer_string_locations_hex): New function.
5429 (selftest::test_lexer_string_locations_oct): New function.
5430 (selftest::test_lexer_string_locations_letter_escape_1): New function.
5431 (selftest::test_lexer_string_locations_letter_escape_2): New function.
5432 (selftest::test_lexer_string_locations_ucn4): New function.
5433 (selftest::test_lexer_string_locations_ucn8): New function.
5434 (selftest::uint32_from_big_endian): New function.
5435 (selftest::test_lexer_string_locations_wide_string): New function.
5436 (selftest::uint16_from_big_endian): New function.
5437 (selftest::test_lexer_string_locations_string16): New function.
5438 (selftest::test_lexer_string_locations_string32): New function.
5439 (selftest::test_lexer_string_locations_u8): New function.
5440 (selftest::test_lexer_string_locations_utf8_source): New function.
5441 (selftest::test_lexer_string_locations_concatenation_1): New
5443 (selftest::test_lexer_string_locations_concatenation_2): New
5445 (selftest::test_lexer_string_locations_concatenation_3): New
5447 (selftest::test_lexer_string_locations_macro): New function.
5448 (selftest::test_lexer_string_locations_stringified_macro_argument):
5450 (selftest::test_lexer_string_locations_non_string): New function.
5451 (selftest::test_lexer_string_locations_long_line): New function.
5452 (selftest::test_lexer_char_constants): New function.
5453 (selftest::input_c_tests): Call the new test functions once per
5454 case within the line_table test matrix.
5455 * input.h (struct string_concat): New struct.
5456 (struct location_hash): New struct.
5457 (class string_concat_db): New class.
5458 * substring-locations.h: New header.
5460 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
5462 PR tree-optimization/72810
5463 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
5464 the type of the case labels when truncating.
5466 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
5469 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
5470 (aarch64_fp16_ptr_type_node): Likewise.
5471 * config/aarch64/aarch64-simd-builtins.c
5472 (aarch64_fp16_ptr_type_node): Define.
5473 (aarch64_init_fp16_types): New, refactored out of...
5474 (aarch64_init_builtins): ...here, update to call
5475 aarch64_init_fp16_types.
5476 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
5478 (aapcs_vfp_sub_candidate): Likewise.
5480 2016-08-05 Martin Liska <mliska@suse.cz>
5481 Joshua Cranmer <Pidgeot18@gmail.com>
5483 * gcov.c (line_t::has_block): New function.
5484 (enum loop_type): New enum.
5485 (handle_cycle): New function.
5486 (unblock): Likewise.
5487 (circuit): Likewise.
5488 (get_cycles_count): Likewise.
5489 (accumulate_line_counts): Use new loop detection algorithm.
5491 2016-08-05 Martin Liska <mliska@suse.cz>
5493 * gcov.c (output_intermediate_file): Rename
5494 function_info::line_next to next_file_fn.
5495 (process_file): Likewise.
5496 (read_graph_file): Likewise.
5497 (accumulate_line_counts): Likewise.
5498 (output_lines): Likewise.
5500 2016-08-05 Richard Biener <rguenther@suse.de>
5502 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
5503 restriction on threading to a loop header.
5505 2016-08-05 Richard Biener <rguenther@suse.de>
5507 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
5508 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
5509 adjust loop info accordingly.
5511 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
5513 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
5514 before folding call to __builtin_constant_p with parameters to false.
5516 2016-08-05 Alan Modra <amodra@gmail.com>
5518 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
5519 code accidentally committed 2016-05-02 providing class when given
5522 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5524 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
5525 the case label ranges that partially overlap with OP's value
5528 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
5531 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
5532 Cast builtin function result to __mmask16 instead of __mmask8.
5533 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5534 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
5535 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
5537 2016-08-04 David Malcolm <dmalcolm@redhat.com>
5539 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
5540 (ASSERT_TRUE_AT): New macro.
5541 (ASSERT_FALSE): Reimplement in terms of...
5542 (ASSERT_FALSE_AT): New macro.
5543 (ASSERT_STREQ_AT): Fix typo in comment.
5545 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
5547 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
5548 labels are exhaustive, designate the label with the widest
5549 range to be the default label.
5551 2016-08-04 Andrew Pinski <apinski@cavium.com>
5553 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
5554 (thunderx_tunings): Use thunderx_vector_cost instead of
5555 generic_vector_cost.
5557 2016-08-04 Martin Liska <mliska@suse.cz>
5559 * gcov.c (main): Fix GNU coding style.
5560 (output_intermediate_file): Likewise.
5561 (process_file): Likewise.
5562 (generate_results): Likewise.
5563 (release_structures): Likewise.
5564 (create_file_names): Likewise.
5565 (find_source): Likewise.
5566 (read_graph_file): Likewise.
5567 (find_exception_blocks): Likewise.
5568 (canonicalize_name): Likewise.
5569 (make_gcov_file_name): Likewise.
5570 (mangle_name): Likewise.
5571 (accumulate_line_counts): Likewise.
5572 (output_branch_count): Likewise.
5573 (read_line): Likewise.
5575 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5577 PR rtl-optimization/71779
5578 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
5579 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
5580 or if it was truncated.
5582 PR rtl-optimization/70903
5583 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
5585 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5587 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
5588 accessing SSA_NAME_PTR_INFO.
5590 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5593 * common/config/avr/avr-common.c (avr_option_optimization_table)
5594 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
5596 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
5599 * config/avr/avr.md: New pattern to work around do_store_flag
5600 generating shift instructions for bit extractions.
5602 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
5604 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
5606 (add_equivalence): Likewise.
5607 (get_value_range): Allocate value range with vrp_value_range_pool.
5608 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
5609 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
5611 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
5613 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
5614 the default for the rs6000 port.
5616 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5619 * calls.c (special_function_p): Remove special handling of
5620 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
5621 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
5622 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
5624 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
5627 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
5628 Don't stop on regular insns.
5630 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
5632 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
5633 size to DImode boundary.
5634 (nvptx_propagate): Likewise.
5636 2016-08-03 Alan Modra <amodra@gmail.com>
5638 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
5639 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
5640 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
5641 from -mefficient-unaligned-vector. Note that this affects fp too.
5643 2016-08-03 Alan Modra <amodra@gmail.com>
5645 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
5648 2016-08-03 Alan Modra <amodra@gmail.com>
5650 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
5651 to a reg. Localize vars.
5653 2016-08-03 Alan Modra <amodra@gmail.com>
5655 * config/rs6000/rs6000.opt: Remove negatives from help strings
5658 2016-08-03 Alan Modra <amodra@gmail.com>
5660 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
5661 Delete duplicated code.
5663 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5666 * lra-spills.c (regno_in_use_p): New.
5667 (lra_final_code_change): Use it.
5669 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
5671 PR rtl-optimization/69847
5672 * lra-int.h (struct lra-reg): Use restore_rtx instead of
5674 (lra_rtx_hash): New.
5675 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
5677 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
5678 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
5679 * lra-spills.c (lra_final_code_change): Don't delete insn when the
5680 next insn is USE with the same reg as the current insn source.
5681 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
5683 (lra_constraints_init): Call initiate_invariants.
5684 (lra_constraints_finish): Call finish_invariants.
5685 (struct invariant, invariant_t, invariant_ptr_t): New.
5686 (const_invariant_ptr_t, invariants, invariants_pool): New.
5687 (invariant_table, invariant_hash, invariant_eq_p): New.
5688 (insert_invariant, initiate_invariants, finish_invariants): New.
5689 (clear_invariants, invalid_invariant_regs): New.
5690 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
5691 instead of restore_regno.
5692 (invariant_p, process_invariant_for_inheritance): New.
5693 (inherit_in_ebb): Implement invariant inheritance.
5694 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
5695 (remove_inheritance_pseudos): Implement undoing invariant
5697 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
5698 instead of restore_regno.
5699 * lra-assigns.c (regno_live_length): New.
5700 (reload_pseudo_compare_func): Use regno_live_length.
5701 (assign_by_spills): Use restore_rtx instead of restore_regno.
5702 (lra_assign): Ditto. Initiate regno_live_length.
5704 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
5706 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
5707 __builtin_aarch64_fmindf.
5709 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5711 PR tree-optimization/34114
5712 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
5713 information for more control IVs.
5715 2016-08-02 Bin Cheng <bin.cheng@arm.com>
5717 PR tree-optimization/34114
5718 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
5719 PLUS_EXPR case. Handle SSA_NAME case.
5721 2016-08-02 Tamar Christina <tamar.christina@arm.com>
5723 * config/aarch64/aarch64-simd-builtins.def
5724 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
5725 (__builtin_aarch64_fmaxdf): Likewise.
5726 (__builtin_aarch64_smin_nandf): Likewise.
5727 (__builtin_aarch64_smax_nandf): Likewise.
5728 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
5729 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
5730 (<fmaxmin><mode>3): ...this.
5731 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
5732 (vminnm_f64): Likewise.
5733 (vmin_f64): Likewise.
5734 (vmax_f64): Likewise.
5735 * config/aarch64/iterators.md (FMAXMIN): Merge with...
5736 (FMAXMIN_UNS): ...this.
5737 (fmaxmin): Merged with
5738 (fmaxmin_op): ...this...
5739 (maxmin_uns_op): ...in to this.
5741 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5743 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5744 Add support for vec_extract on vector float, vector int, vector
5745 short, and vector char vector types.
5746 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5747 vector float, vector int, vector short, and vector char
5748 optimizations on 64-bit ISA 2.07 systems for both constant and
5749 variable element numbers.
5750 (rs6000_split_vec_extract_var): Likewise.
5751 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
5752 Altivec registers on ISA 2.07 and above.
5753 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
5754 which never was matched due to the split occuring before register
5755 allocation (and the code would not have worked on little endian
5756 systems if it did match). Allow extracts to go to the Altivec
5757 registers if ISA 2.07 (power8). Change from using "" around the
5758 C++ code to using {}'s.
5759 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
5760 vec_extracts when the vector is in memory.
5761 (vsx_extract_v4sf_var): New insn to optimize vector float
5762 vec_extracts when the element number is variable on 64-bit ISA
5764 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
5765 for 64-bit ISA 2.07 as well as ISA 3.0.
5766 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
5767 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
5768 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
5769 optimize vector int, vector short, and vector char vec_extracts
5770 when the vector is in memory.
5771 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
5772 optimize vector int, vector short, and vector char vec_extracts
5773 when the element number is variable.
5775 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5778 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
5779 does not overlap with other symbol flags.
5781 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
5783 * config/aarch64/aarch64.h (aarch64_frame):
5784 Remove padding0 and hardfp_offset. Add locals_offset,
5785 initial_adjust, callee_adjust, callee_offset and final_adjust.
5786 * config/aarch64/aarch64.c (aarch64_layout_frame):
5787 Remove unused padding0 and hardfp_offset initializations.
5788 Choose frame layout and set frame variables accordingly.
5789 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
5790 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
5791 (aarch64_pop_regs): Likewise.
5792 (aarch64_expand_prologue): Remove all decision code, just emit
5793 prolog according to frame variables.
5794 (aarch64_expand_epilogue): Remove all decision code, just emit
5795 epilog according to frame variables.
5796 (aarch64_initial_elimination_offset): Use offset to local/arg area.
5798 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
5801 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
5802 fix_debug_reg_uses after changing source register mode to
5803 V1TImode if source register is undefined.
5805 2015-08-01 Alan Hayward <alan.hayward@arm.com>
5807 PR tree-optimization/71818
5808 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
5809 with non invariant evolutions
5811 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5814 * config/avr/avr.md (length) [branch]: Correct insn length
5815 attribute for forward branches.
5817 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
5819 * doc/extend.texi (AVR Built-in Functions): Document
5821 * config/avr/builtins.def (NOPS): New.
5822 * config/avr/avr.c (avr_expand_nops): New static function.
5823 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
5825 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5827 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
5828 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
5831 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
5833 * config/aarch64/aarch64.c (vulcan_tunings): Update
5834 vulcan L1 cache_line_size.
5836 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5838 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
5839 function that takes a vector memory address, a hard register, an
5840 element number and a temporary base register, and recreates an
5841 address that points to the appropriate element within the vector.
5842 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
5843 (rs6000_split_vec_extract_var): Add support for the target of a
5844 vec_extract with variable element number being a scalar memory
5846 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
5848 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
5849 vsx_extract_<mode>_load insn with a new insn that optimizes
5850 storing either element to a memory location, using scratch
5851 registers to pick apart the vector and reconstruct the address.
5852 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
5853 (vsx_extract_<mode>_store): Rework alternatives to more correctly
5854 support Altivec registers. Add support for ISA 3.0 Altivec d-form
5856 (vsx_extract_<mode>_var): Add support for extracting a variable
5857 element number from memory.
5859 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5861 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
5862 when testing for compares against constants of the form 0xabab.
5864 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5866 PR tree-optimization/57558
5867 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
5869 (vect_loop_versioning): Support versioning with niter assumptions.
5870 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
5871 (vect_get_loop_niters): New parameter. Reimplement to support
5872 assumptions in loop niter info.
5873 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
5874 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
5875 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
5876 Support loop versioning for niters.
5877 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
5878 (vect_free_loop_info_assumptions): New function.
5879 (vectorize_loops): Free loop niter info for loops with flag
5880 LOOP_F_ASSUMPTIONS set if vectorization failed.
5881 * tree-vectorizer.h (struct _loop_vec_info): New field
5882 num_iters_assumptions.
5883 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
5884 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
5885 (LOOP_REQUIRES_VERSIONING): New macro.
5886 (vect_free_loop_info_assumptions): New decl.
5888 2016-07-29 Bin Cheng <bin.cheng@arm.com>
5890 * cfgloop.h (struct loop): New field constraints.
5891 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
5892 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
5894 * cfgloop.c (alloc_loop): Initialize new field.
5895 * cfgloopmanip.c (copy_loop_info): Copy constraints.
5896 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
5897 Adjust niter analysis wrto loop constraints.
5898 * doc/loop.texi (@node Number of iterations): Add description for loop
5901 2016-07-29 Marek Polacek <polacek@redhat.com>
5904 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
5905 (ix86_expand_round_builtin): Likewise.
5907 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
5908 Georg-Johann Lay <avr@gjlay.de>
5910 PR rtl-optimization/71976
5911 * combine.c (get_last_value): Return 0 if the argument for which
5912 the function is called has a wider mode than the recorded value.
5914 2016-07-29 Marek Polacek <polacek@redhat.com>
5917 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
5918 (altivec_expand_st_builtin): Likewise.
5920 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
5922 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
5923 introduced in r238381.
5925 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5928 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
5929 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
5931 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
5933 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
5935 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5936 Add support for vec_extract of vector double or vector long having
5937 a variable element number on 64-bit ISA 2.07 systems or newer.
5938 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
5940 (rs6000_split_vec_extract_var): New function to split a
5941 vec_extract built-in function with variable element number.
5942 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
5944 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
5945 (UNSPEC_VSX_EXTRACT): Likewise.
5946 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
5947 direct move instructions to be generated on 64-bit ISA 2.07
5948 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
5950 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
5951 arguments for vec_extract variable element.
5952 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
5953 vec_extract with variable element on V2DFmode and V2DImode
5955 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
5956 -mupper-regs-df requirement, since it isn't needed.
5957 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
5958 do direct moves on 64-bit systems, which allows optimization of
5959 vec_extract on 64-bit ISA 2.07 systems and newer.
5961 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5962 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5964 * config/aarch64/aarch64.md
5965 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
5967 (<optab>qihi2_aarch64): Likewise, and split into two.
5968 (extendqihi2_aarch64): New.
5969 (zero_extendqihi2_aarch64): New.
5970 * config/aarch64/iterators.md (ldrxt): Remove.
5971 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
5974 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
5976 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
5978 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
5980 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
5981 (aarch64_push_reg): New function to push 1 or 2 registers.
5982 (aarch64_pop_reg): New function to pop 1 or 2 registers.
5983 (aarch64_expand_prologue): Use aarch64_push_regs.
5984 (aarch64_expand_epilogue): Use aarch64_pop_regs.
5986 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
5988 PR tree-optimization/71734
5989 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
5990 attribute instead of REF_LOOP and use it.
5991 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
5992 set it for Loops having non-zero safelen attribute.
5993 (ref_indep_loop_p): Pass zero as initial value for safelen.
5995 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
5999 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6000 call using chkp_gimple_call_builtin_p.
6001 (chkp_copy_bounds_for_assign): Likewise.
6003 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6005 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6006 * config/arm/arm-protos.h (struct tune_params): Likewise.
6007 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6008 (cortex_a9_sched_adjust_cost): Likewise.
6009 (fa726te_sched_adjust_cost): Likewise.
6010 (arm_adjust_cost): Likewise.
6011 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6012 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6013 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6014 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6015 * config/ia64/ia64.c: Likewise.
6016 * config/m68k/m68k.c: Likewise.
6017 * config/mep/mep.c (mep_adjust_cost): Likewise.
6018 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6020 * config/mips/mips.c (mips_adjust_cost): Likewise.
6021 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6023 * config/pa/pa.c (pa_adjust_cost): Likewise.
6024 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6025 (rs6000_debug_adjust_cost): Likewise.
6026 * config/sh/sh.c (sh_adjust_cost): Likewise.
6027 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6028 (hypersparc_adjust_cost): Likewise.
6029 (sparc_adjust_cost): Likewise.
6030 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6031 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6032 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6034 * config/visium/visium.c (visium_adjust_cost): Likewise.
6035 * doc/tm.texi: Regenerate.
6036 * haifa-sched.c (dep_cost_1): Adjust.
6037 * target.def: Merge adjust_cost and adjust_cost_2.
6039 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6041 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6043 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6045 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6046 (extract_mentioned_regs): Append to a vector instead of
6047 returning a rtx_expr_list.
6048 (st_expr_entry): Adjust.
6049 (free_st_expr_entry): Likewise.
6050 (store_ops_ok): Likewise.
6051 (store_killed_in_insn): Likewise.
6052 (find_moveable_store): Likewise.
6054 2016-07-28 Martin Liska <mliska@suse.cz>
6056 PR gcov-profile/68025
6057 * tree-profile.c (tree_profiling): Respect
6058 no_profile_instrument_function attribute.
6059 * doc/extend.texi: Document no_profile_instrument_function
6062 2016-07-28 Martin Liska <mliska@suse.cz>
6064 PR rtl-optimization/70944
6065 * combine.c (make_compound_operation):
6066 Do not allow make_compound_operation for vector mode
6068 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6071 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6072 before calling get_ops.
6074 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6076 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6077 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6078 (BITS_PER_UNIT_LOG): Remove.
6079 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6080 * expr.c (expand_assignment): Likewise.
6081 * stor-layout.c (initialize_sizetypes): Likewise.
6083 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6085 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6086 signature of rs6000_expand_vector_extract so that the element
6087 number is a RTX instead of a constant integer.
6088 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6090 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6091 (altivec_expand_vec_ext_builtin): Likewise.
6092 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6093 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6094 MFVSRLD instruction.
6096 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6098 * input.c (get_pure_location): Move here from tree.c.
6099 (make_location): Likewise. Add header comment.
6100 (selftest::test_accessing_ordinary_linemaps): Verify
6101 pure_location_p, make_location, get_location_from_adhoc_loc and
6103 * input.h (get_pure_location): Move declaration here from tree.h.
6104 (get_finish): Likewise for inline function.
6105 (make_location): Likewise for declaration.
6106 * tree.c (get_pure_location): Move to input.c.
6107 (make_location): Likewise.
6108 * tree.h (get_pure_location): Move declaration to tree.h.
6109 (get_finish): Likewise for inline function.
6110 (make_location): Likewise for declaration.
6112 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6115 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6117 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6119 * system.h (STATIC_ASSERT): Use static_assert if building
6122 2016-07-27 Richard Biener <rguenther@suse.de>
6124 PR tree-optimization/72517
6125 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6126 Revert change to not compute read-read dependences.
6128 2016-07-27 Richard Biener <rguenther@suse.de>
6130 * predict.c (set_even_probabilities): Make nedges unsigned.
6132 2016-07-27 Martin Liska <mliska@suse.cz>
6134 * predict.c (set_even_probabilities): Handle unlikely edges.
6135 (combine_predictions_for_bb): Likewise.
6137 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6140 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6141 __float128 support when we don't have hardware support, so that
6142 the IEEE built-in functions like isgreater, first call __unordkf3
6143 to make sure neither operand is a NaN, and if both operands are
6144 ordered, do the normal comparison.
6146 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6148 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6150 (extract_code_and_val_from_cond_with_ops): Verify that name is
6151 either cond_op0 or cond_op1.
6153 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6155 PR tree-optimization/18046
6156 * genmodes.c (emit_mode_size_inline): Emit an assert that
6157 verifies that mode is a valid array index.
6158 (emit_mode_nuinits_inline): Likewise.
6159 (emit_mode_inner_inline): Likewise.
6160 (emit_mode_unit_size_inline): Likewise.
6161 (emit_mode_unit_precision_inline): Likewise.
6162 * tree-vrp.c: Include params.h.
6163 (find_switch_asserts): Register edge assertions for the default
6164 label which correspond to the anti-ranges of each case label.
6165 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6166 * doc/invoke.texi: Document it.
6168 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6170 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6171 and unnecessary call to gimple_bb.
6173 2016-07-26 Richard Biener <rguenther@suse.de>
6175 PR rtl-optimization/71984
6176 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6179 2016-07-26 Richard Biener <rguenther@suse.de>
6182 * expmed.c (extract_bit_field_1): Constrain the vector mode
6183 with element size matching the extraction mode size when
6184 choosing a better vector mode to do the extraction from.
6186 2016-07-26 Richard Biener <rguenther@suse.de>
6187 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6190 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6193 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6195 * tree-ssa-structalias.c (struct scc_info): Change types of
6196 members to auto_sbitmap and auto_vec.
6197 (scc_info::scc_info): New constructor.
6198 (scc_info::~scc_info): New destructor.
6199 (init_scc_info): Remove.
6200 (free_scc_info): Remove.
6201 (find_indirect_cycles): Adjust.
6202 (perform_var_substitution): Likewise.
6203 (free_var_substitution_info): Likewise.
6205 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6207 * tree-outof-ssa.c (struct elim_graph): Change type of members
6208 to auto_vec and auto_sbitmap.
6209 (elim_graph::elim_graph): New constructor.
6210 (delete_elim_graph): Remove.
6211 (expand_phi_nodes): Adjust.
6213 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6215 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6216 (new_elim_graph): Adjust.
6217 (clear_elim_graph): Likewise.
6218 (delete_elim_graph): Likewise.
6219 (elim_graph_size): Likewise.
6220 (elim_graph_add_node): Likewise.
6221 (elim_graph_add_edge): Likewise.
6222 (elim_graph_remove_succ_edge): Likewise.
6223 (eliminate_name): Likewise.
6224 (eliminate_build): Likewise.
6225 (elim_forward): Likewise.
6226 (elim_unvisited_predecessor): Likewise.
6227 (elim_backward): Likewise.
6228 (elim_create): Likewise.
6229 (eliminate_phi): Likewise.
6230 (expand_phi_nodes): Likewise.
6232 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6234 * bt-load.c (compute_out): Use auto_sbitmap class.
6235 (link_btr_uses): Likewise.
6236 * cfganal.c (mark_dfs_back_edges): Likewise.
6237 (post_order_compute): Likewise.
6238 (inverted_post_order_compute): Likewise.
6239 (pre_and_rev_post_order_compute_fn): Likewise.
6240 (single_pred_before_succ_order): Likewise.
6241 * cfgexpand.c (pass_expand::execute): Likewise.
6242 * cfgloop.c (verify_loop_structure): Likewise.
6243 * cfgloopmanip.c (fix_bb_placements): Likewise.
6244 (remove_path): Likewise.
6245 (update_dominators_in_loop): Likewise.
6246 * cfgrtl.c (break_superblocks): Likewise.
6247 * ddg.c (check_sccs): Likewise.
6248 (create_ddg_all_sccs): Likewise.
6249 * df-core.c (df_worklist_dataflow): Likewise.
6250 * dse.c (dse_step3): Likewise.
6251 * except.c (eh_region_outermost): Likewise.
6252 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6253 * gcse.c (prune_expressions): Likewise.
6254 (prune_insertions_deletions): Likewise.
6255 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6256 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6257 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6258 * lcm.c (compute_earliest): Likewise.
6259 (compute_farthest): Likewise.
6260 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6261 (unroll_loop_runtime_iterations): Likewise.
6262 (unroll_loop_stupid): Likewise.
6263 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6264 * lra-lives.c: Likewise.
6265 * lra.c (lra): Likewise.
6266 * modulo-sched.c (schedule_reg_moves): Likewise.
6267 (optimize_sc): Likewise.
6268 (get_sched_window): Likewise.
6269 (sms_schedule_by_order): Likewise.
6270 (check_nodes_order): Likewise.
6271 (order_nodes_of_sccs): Likewise.
6272 (order_nodes_in_scc): Likewise.
6273 * recog.c (split_all_insns): Likewise.
6274 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6275 * reload1.c (reload): Likewise.
6276 * sched-rgn.c (haifa_find_rgns): Likewise.
6277 (split_edges): Likewise.
6278 (compute_trg_info): Likewise.
6279 * sel-sched.c (init_seqno): Likewise.
6280 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6281 * tree-into-ssa.c (update_ssa): Likewise.
6282 * tree-ssa-live.c (live_worklist): Likewise.
6283 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6284 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6286 (try_peel_loop): Likewise.
6287 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6289 * tree-ssa-pre.c (compute_antic): Likewise.
6290 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6291 * tree-stdarg.c (reachable_at_most_once): Likewise.
6292 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6293 * var-tracking.c (vt_find_locations): Likewise.
6295 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6297 * sbitmap.h (auto_sbitmap): New class.
6299 2016-07-26 Alan Modra <amodra@gmail.com>
6302 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6305 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6307 * input.c (selftest::temp_source_file::temp_source_file): Fix
6308 missing "%s" in fprintf.
6310 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6313 * cselib.c (cselib_process_insn): Invalidate argument slots for
6316 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6318 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6319 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6320 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6322 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6324 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6325 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6326 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6328 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6330 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6331 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6333 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6334 (add<mode>3): Likewise.
6335 (sub<mode>3): Likewise.
6336 (mul<mode>3): Likewise.
6337 (div<mode>3): Likewise.
6338 (*div<mode>3): Likewise.
6339 (<fmaxmin><mode>3): Extend to HF.
6340 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6341 (fabd<mode>3): Likewise.
6342 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6343 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6344 (aarch64_fmulx<mode>): Likewise.
6345 (aarch64_fac<optab><mode>): Likewise.
6346 (aarch64_frecps<mode>): Likewise.
6347 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6348 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6349 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6350 (VSDQ_HSDI): Support HI.
6351 (fcvt_target, FCVT_TARGET): Likewise.
6352 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6353 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6354 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6355 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6356 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6357 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6358 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6361 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6363 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6364 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6365 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6366 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
6368 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
6369 (aarch64_cm<optab><mode>): Likewise.
6370 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
6371 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
6372 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
6373 (sqrt<mode>2): Likewise.
6374 (*sqrt<mode>2): Likewise.
6375 (abs<mode>2): Likewise.
6376 (<optab><mode>hf2): New pattern for HF mode.
6377 (<optab>hihf2): Likewise.
6378 * config/aarch64/arm_neon.h: Include arm_fp16.h.
6379 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
6380 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
6382 * config/aarch64/arm_fp16.h: New file.
6383 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
6384 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
6385 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
6386 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
6387 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
6388 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
6389 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
6390 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
6391 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
6392 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
6393 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
6394 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
6397 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6399 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
6400 reduc_smin_scal_): Use VDQIF_F16.
6401 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
6402 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
6404 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
6405 * config/aarch64/iterators.md (VDQIF_F16): New.
6406 (vp): Support HF modes.
6407 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
6408 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
6410 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6412 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
6413 "*aarch64_mulx_elt_from_dup<mode>".
6414 (*aarch64_mul3_elt<mode>): Update schedule type.
6415 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
6416 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
6417 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6418 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
6419 (f, fp): Support HF modes.
6420 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
6421 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
6422 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
6423 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
6424 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
6425 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
6427 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6429 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6430 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
6432 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
6435 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6437 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6438 * config/aarch64/aarch64-simd.md
6439 (aarch64_rsqrts<mode>): Extend to HF modes.
6440 (fabd<mode>3): Likewise.
6441 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
6442 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
6443 (aarch64_<maxmin_uns>p<mode>): Likewise.
6444 (<su><maxmin><mode>3): Likewise.
6445 (<maxmin_uns><mode>3): Likewise.
6446 (<fmaxmin><mode>3): Likewise.
6447 (aarch64_faddp<mode>): Likewise.
6448 (aarch64_fmulx<mode>): Likewise.
6449 (aarch64_frecps<mode>): Likewise.
6450 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
6451 (add<mode>3): Extend to HF modes.
6452 (sub<mode>3): Likewise.
6453 (mul<mode>3): Likewise.
6454 (div<mode>3): Likewise.
6455 (*div<mode>3): Likewise.
6456 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
6458 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
6459 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
6460 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
6461 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
6462 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
6463 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
6464 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
6465 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
6466 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
6467 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
6468 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
6469 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
6470 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
6471 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
6473 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6475 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
6476 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6477 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
6478 (neg<mode>2): Likewise.
6479 (abs<mode>2): Likewise.
6480 (<frint_pattern><mode>2): Likewise.
6481 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
6482 (<optab><VDQF:mode><fcvt_target>2): Likewise.
6483 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
6484 (ftrunc<VDQF:mode>2): Likewise.
6485 (<optab><fcvt_target><VDQF:mode>2): Likewise.
6486 (sqrt<mode>2): Likewise.
6487 (*sqrt<mode>2): Likewise.
6488 (aarch64_frecpe<mode>): Likewise.
6489 (aarch64_cm<optab><mode>): Likewise.
6490 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
6492 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
6493 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
6495 * config/aarch64/arm_neon.h (vdup_n_f16): New.
6496 (vdupq_n_f16): Likewise.
6497 (vld1_dup_f16): Use vdup_n_f16.
6498 (vld1q_dup_f16): Use vdupq_n_f16.
6499 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
6500 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
6501 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
6502 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
6503 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
6504 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
6505 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
6506 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
6507 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
6508 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
6509 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
6510 vsqrt_f16, vsqrtq_f16): New.
6512 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6514 * config/aarch64/aarch64-simd.md
6515 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
6516 (aarch64_ext<mode>): Likewise.
6517 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
6518 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
6519 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
6521 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
6523 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
6524 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
6525 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
6526 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
6527 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
6528 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
6529 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
6531 (vmov_n_f16): Reimplement using vdup_n_f16.
6532 (vmovq_n_f16): Reimplement using vdupq_n_f16..
6534 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6536 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
6537 "frame_related_p". Generate CFA annotation when it's necessary.
6538 (aarch64_expand_prologue): Use aarch64_add_constant.
6539 (aarch64_expand_epilogue): Likewise.
6540 (aarch64_output_mi_thunk): Pass "false" when calling
6541 aarch64_add_constant.
6543 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6545 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
6548 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6550 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
6551 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
6552 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
6553 (aarch64_build_constant): Delete.
6555 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
6558 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6560 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6561 flag_toplevel_reorder.
6563 2016-07-25 Richard Biener <rguenther@suse.de>
6565 * cgraph.c (cgraph_node::verify_node): Compare against builtin
6566 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
6567 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
6568 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
6569 (streamer_get_builtin_tree): Likewise.
6570 (streamer_write_builtin): Likewise.
6571 * lto-streamer.h (LTO_builtin_decl): Remove.
6572 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
6573 (lto_input_scc): Remove LTO_builtin_decl handling.
6574 (lto_input_tree_1): Liekwise.
6575 * lto-streamer-out.c (lto_output_tree_1): Remove special
6576 handling of builtins.
6577 (DFS::DFS): Likewise.
6578 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
6579 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
6581 (streamer_write_builtin): Remove.
6583 2016-07-25 Martin Liska <mliska@suse.cz>
6585 * lto-cgraph.c (input_symtab): Don't call get_working_sets
6586 if flag_auto_profile is set to true.
6588 2016-07-25 Martin Liska <mliska@suse.cz>
6590 PR gcov-profile/71868
6591 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
6592 have a function with multiple latches, count them all.
6594 2016-07-25 Martin Liska <mliska@suse.cz>
6596 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
6598 2016-07-25 Martin Liska <mliska@suse.cz>
6600 PR tree-optimization/71987
6601 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
6602 just for SSA_NAMEs. Fix GNU coding style.
6604 2016-07-25 Martin Liska <mliska@suse.cz>
6606 PR gcov-profile/64874
6607 * gcov-io.h: Update command about file format.
6608 * gcov-iov.c (main): Adapt the numbering scheme.
6610 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6613 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
6614 whose result is used in PHI.
6615 (final_range_test_p): Likewise.
6616 (maybe_optimize_range_tests): Likewise.
6618 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6620 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6621 Reformat two multi-line strings.
6623 2016-07-22 Martin Sebor <msebor@redhat.com>
6625 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
6627 2016-07-22 Martin Sebor <msebor@redhat.com>
6630 * doc/extend.texi (Compound Literals): Correct and clarify.
6631 (Cast to Union): Same.
6633 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
6635 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6636 comments to explain why certain error messages make mention of
6637 undocumented options.
6638 (rs6000_invalid_builtin): Change error messages to replace mention
6639 of undocumented options with mention of the -mcpu=power9 option
6640 that enables those undocumented options.
6641 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
6642 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
6643 definition of this macro to correct an existing error.
6644 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
6645 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
6646 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
6647 descriptions of built-in functions so that they depend on
6648 -mcpu=power9 instead of on the corresponding undocumented flags.
6649 * doc/invoke.texi (Option Summary): Remove all mention of newly
6651 (IBM RS/6000 and PowerPC Options): Likewise.
6652 * doc/md.texi (Constraints for Particuliar Machines): Remove all
6653 mention of newly undocumented flags.
6655 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
6657 * ipa-cp.c (determine_versionability): Do not create constprop clones,
6658 when target_clones attribute is set.
6660 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6662 * common.opt (funsafe-loop-optimizations): Mark ignore.
6663 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
6664 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
6666 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
6667 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
6669 2016-07-22 Bin Cheng <bin.cheng@arm.com>
6671 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6673 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6675 (number_of_iterations_exit): Warn missed loop optimization for
6676 possible infinite loops.
6678 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
6681 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
6682 when to emit a ".machine" pseudo-op.
6684 2016-07-22 Martin Liska <mliska@suse.cz>
6686 PR gcov-profile/69028
6687 PR gcov-profile/62047
6688 * coverage.c (coverage_compute_lineno_checksum): Do not
6689 calculate checksum for fns w/o xloc.file.
6690 (coverage_compute_profile_id): Likewise.
6692 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
6694 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
6695 (avr_secondary_reload): ...and implementation.
6696 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
6697 * config/avr/avr.md (reload_in<mode>): Remove insns.
6698 (adjust_len) [lpm]: Remove insn attribute value.
6699 * config/avr/predicates.md (flash_operand): Remove insn predicate.
6701 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6704 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
6706 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
6707 * calls.c (special_function_p): Remove the special handling of the
6708 "__builtin_" prefix.
6710 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
6713 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
6714 if STMT may be an alloca call.
6715 (gimple_alloca_call_p, alloca_call_p): Return only true for the
6716 builtin alloca call.
6717 * calls.h (gimple_maybe_alloca_call_p): New function.
6718 * tree-inline.c (inline_forbidden_p_stmt): Use
6719 gimple_maybe_alloca_call_p here.
6721 2016-07-21 David Malcolm <dmalcolm@redhat.com>
6723 * spellcheck-tree.c (best_macro_match::best_macro_match):
6724 Explictly specify the template arguments when invoking the base
6725 class constructor, to help older C++ compilers.
6727 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6730 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
6731 before builtin_decl_implicit.
6733 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6735 * optabs.c (emit_condiitonal_move): Short circuit for identical
6738 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6740 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
6741 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
6742 (noce_conversion_profitable_p): New.
6743 (noce_try_store_flag_constants): Use it.
6744 (noce_try_addcc): Likewise.
6745 (noce_try_store_flag_mask): Likewise.
6746 (noce_try_cmove): Likewise.
6747 (noce_try_cmove_arith): Likewise.
6748 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
6750 (noce_convert_multiple_sets): Move cost model to here, from...
6751 (bb_ok_for_noce_convert_multiple_sets) ...here.
6752 (noce_process_if_block): Update calls for above changes.
6753 (noce_find_if_block): Record new noce_if_info parameters.
6755 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
6757 * target.def (max_noce_ifcvt_seq_cost): New.
6758 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
6759 * doc/tm.texi: Regenerate.
6760 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
6761 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
6762 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
6763 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
6764 * doc/invoke.texi: Document new params.
6766 2016-07-21 Richard Biener <rguenther@suse.de>
6768 PR tree-optimization/71947
6769 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
6770 ranges have useful limit_vr information.
6772 2016-07-21 Richard Biener <rguenther@suse.de>
6774 * function-tests.c (build_trivial_generic_function): Set
6775 BLOCK_SUPERCONTEXT of DECL_INITIAL.
6776 * omp-low.c (create_omp_child_function): Likewise.
6777 (grid_expand_target_grid_body): Likewise.
6778 * cgraphunit.c (init_lowered_empty_function): Likewise.
6779 (cgraph_node::expand_thunk): Likewise.
6780 * tree-parloops.c (create_loop_fn): Likewise.
6781 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
6783 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6785 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
6788 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
6790 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
6791 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
6792 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
6793 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
6794 values for insn attribute.
6795 * config/avr/avr.c (avr_out_insert_notbit): New function.
6796 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
6797 ADJUST_LEN_INSV_NOTBIT_0/_7.
6798 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
6800 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6802 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
6803 (chrec_convert_1, chrec_convert): Ditto.
6804 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
6805 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
6806 * tree-vrp.c (adjust_range_with_scev): Ditto.
6807 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
6808 (scev_var_range_cant_overflow): New function.
6809 (scev_probably_wraps_p): New parameter. Call above function.
6810 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
6812 2016-07-21 Bin Cheng <bin.cheng@arm.com>
6814 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
6815 by removing computation of may_be_zero.
6817 2016-07-21 Jakub Jelinek <jakub@redhat.com>
6819 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
6821 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
6823 Improving concepts performance and diagnostics.
6824 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
6825 for constraint satisfaction and subsumption.
6826 * timevar.h (auto_timevar): New constructor that matches the push/pop
6827 pattern of usage in pt.c.
6829 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6831 * hwint.h (HOST_WIDE_INT_0): New define.
6832 (HOST_WIDE_INT_0U): Ditto.
6833 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
6834 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
6835 * simplify-rtx.c: Ditto.
6836 * tree-object-size.c: Ditto.
6838 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6840 * config/s390/s390.c (s390_encode_section_info): Remove mode size
6843 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
6845 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
6846 * combine.c: Use HOST_WIDE_INT_M1U instead of
6847 ~(unsigned HOST_WIDE_INT) 0.
6848 * double-int.h: Ditto.
6850 * dwarf2asm.c:Ditto.
6852 * genmodes.c: Ditto.
6854 * read-rtl.c: Ditto.
6855 * tree-ssa-loop-ivopts.c: Ditto.
6856 * tree-ssa-loop-prefetch.c: Ditto.
6857 * tree-vect-generic.c: Ditto.
6858 * tree-vect-patterns.c: Ditto.
6861 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6863 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
6864 constant addresses outside [0,0xc0] into a register.
6865 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
6866 cases where the base address register is unused after.
6867 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
6868 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
6869 (avr_out_store_psi_reg_disp_tiny): Same.
6871 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6873 Implement attribute progmem on reduced Tiny cores by adding
6874 flash offset 0x4000 to respective symbols.
6877 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
6878 documentation how it works on reduced Tiny cores.
6879 (AVR Named Address Spaces): No support for reduced Tiny.
6880 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
6881 (avr_address_tiny_pm_p): New static function.
6882 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
6883 if the address is in progmem.
6884 (avr_assemble_integer): Same.
6885 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
6886 for symbol_ref in progmem.
6887 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
6888 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
6889 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
6891 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
6893 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
6894 * configure: Regenerate.
6895 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
6896 (USE_THIN_ARCHIVES): New variable.
6897 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
6898 this archive as a thin archive.
6900 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6902 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
6903 same location as last time, don't skip if we have fix-it hints.
6904 Clarify the skipping logic by converting it from one "if" clause
6905 to repeated "if" clauses.
6906 * spellcheck-tree.c: Include "cpplib.h".
6907 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
6908 (best_macro_match::best_macro_match): New constructor.
6909 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
6910 Move here from c/c-decl.c.
6911 (class best_macro_match): Move here from c/c-decl.c, converting
6912 from a typedef to a subclass, gaining a ctor.
6914 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6916 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
6917 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
6919 (avr_addr_space_diagnose_usage): ...and implementation.
6920 (avr_addr_space_supported_p): New function.
6921 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
6922 report bad address space usage if that space is supported.
6923 (avr_insert_attributes): Same. No more complain about unsupported
6925 * config/avr/avr-c.c (tm_p.h): Include it.
6926 (avr_cpu_cpp_builtins): Only define addr-space related built-in
6927 macro if avr_addr_space_supported_p.
6929 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
6931 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
6932 flag_toplevel_reorder.
6934 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6936 * gcc-rich-location.c
6937 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
6939 * gcc-rich-location.h
6940 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
6942 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
6944 * target.def (addr_space): Add new diagnose_usage to hook vector.
6945 * targhooks.c (default_addr_space_diagnose_usage): Add default
6946 implementation and...
6947 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
6948 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
6949 is some address space, call targetm.addr_space.diagnose_usage.
6950 * doc/tm.texi.in (Named Address Spaces): Add anchor for
6951 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
6952 * doc/tm.texi: Regenerate.
6954 2016-07-20 Martin Liska <mliska@suse.cz>
6957 * graphite-isl-ast-to-gimple.c (later_of_the_two):
6958 Properly handly PHI stmts.
6960 2016-07-20 Bin Cheng <bin.cheng@arm.com>
6962 PR tree-optimization/71503
6963 PR tree-optimization/71683
6964 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
6967 2016-07-20 Martin Liska <mliska@suse.cz>
6969 * doc/invoke.texi (-fipa-ra): Document when the option is
6970 disabled. Fix a typo.
6972 2016-07-20 Martin Liska <mliska@suse.cz>
6974 * Makefile.in: Include fibonacci_heap.c
6975 * fibonacci_heap.c: New file.
6976 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
6977 (fibonacci_heap::union_with): Fix deletion of the second heap.
6978 * selftest-run-tests.c (selftest::run_tests): Incorporate
6979 fibonacci heap tests.
6980 * selftest.h: Declare fibonacci_heap_c_tests.
6982 2016-07-20 Martin Liska <mliska@suse.cz>
6984 * selftest-run-tests.c (selftest::run_tests): New function.
6985 * selftest.h (sreal_c_tests): Declare.
6986 * sreal.c (sreal_verify_basics): New function.
6987 (verify_aritmetics): Likewise.
6988 (sreal_verify_arithmetics): Likewise.
6989 (verify_shifting): Likewise.
6990 (sreal_verify_shifting): Likewise.
6991 (void sreal_c_tests): Likewise.
6993 2016-07-19 Jakub Jelinek <jakub@redhat.com>
6995 PR rtl-optimization/71916
6996 * cfgrtl.c (contains_no_active_insn_p): Return false also for
6997 bb which have a single succ fake edge.
6999 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7002 * dwarf2out.c (gen_subprogram_die): Only call
7003 gen_unspecified_parameters_die while dumping early dwarf.
7005 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7008 * gimple-fold.c (fold_builtin_memory_op): Use
7009 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7011 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7013 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7014 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7015 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7016 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7020 * double-int.c: Ditto.
7022 * dwarf2out.c: Ditto.
7025 * fold-const.c: Ditto.
7026 * function.c: Ditto.
7028 * genmodes.c: Ditto.
7032 * loop-doloop.c: Ditto.
7033 * loop-invariant.c: Ditto.
7040 * simplify-rtx.c: Ditto.
7041 * stor-layout.c: Ditto.
7043 * tree-ssa-loop-ivopts.c: Ditto.
7044 * tree-vect-generic.c: Ditto.
7045 * tree-vect-patterns.c: Ditto.
7050 * wide-int-print.cc: Ditto.
7051 * wide-int.cc: Ditto.
7052 * wide-int.h: Ditto.
7054 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7056 * selftest.c (selftest::assert_streq): Handle NULL values of
7057 val_actual and val_expected.
7059 2016-07-19 Martin Jambor <mjambor@suse.cz>
7062 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7063 rather than cgraph_create_node to get a call graph node.
7065 2016-07-19 Richard Biener <rguenther@suse.de>
7067 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7068 handle all tcc_constant bases and valueize SSA names.
7069 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7072 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7074 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7075 the flags of the exit block and bb2, not just the entry block.
7077 2016-07-19 Richard Biener <rguenther@suse.de>
7079 PR tree-optimization/71901
7080 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7081 align member, group stuff with the bitfield.
7082 (vn_ref_op_align_unit): New inline.
7083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7084 record element alignment and operand 3 unchanged.
7085 (ao_ref_init_from_vn_reference): Adjust.
7086 (valueize_refs_1): Likewise.
7087 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7089 2016-07-19 Richard Biener <rguenther@suse.de>
7091 PR tree-optimization/71908
7092 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7093 symbolic constants in a more reliable way.
7095 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7097 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7099 (vect_update_inits_of_drs): Likewise.
7100 (vect_create_cond_for_alias_checks): Likewise.
7101 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7103 2016-07-19 Richard Biener <rguenther@suse.de>
7106 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7107 with an abstract origin that is not an inlined function outer
7108 scope add a self-reference as abstract origin.
7109 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7111 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7114 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7115 unintentional System V.4 structure return breakage for structures
7116 with a single floating point element.
7118 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7120 PR tree-optimization/71734
7121 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7122 contains REF, use it to check safelen, assume that safelen value
7123 must be greater 1, fix style.
7124 (ref_indep_loop_p_2): Add REF_LOOP argument.
7125 (ref_indep_loop_p): Pass LOOP as additional argument to
7128 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7130 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7131 allocation in the prologue.
7132 * explow.c (get_dynamic_stack_base): New function to return an address
7133 expression for the dynamic stack base.
7134 (get_dynamic_stack_size): New function to do the required dynamic stack
7135 space size calculations.
7136 (allocate_dynamic_stack_space): Use new functions.
7137 (align_dynamic_address): Move some code from
7138 allocate_dynamic_stack_space to new function.
7139 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7141 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7143 * config/s390/s390.c (s390_encode_section_info): Always set
7144 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7147 2016-07-18 Richard Biener <rguenther@suse.de>
7149 PR tree-optimization/71893
7150 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7151 for sizetype cast added by array_ref_element_size.
7152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7154 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7156 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7157 register parameters. Remove code to initialize argument pointer
7158 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7159 using a pc-relative branch. Cleanup conditional code.
7160 * config/pa/pa.md (call_mcount): New expander.
7161 (call_mcount_nonpic): New insn.
7162 (call_mcount_pic): New insn and split.
7163 (call_mcount_pic_post_reload): New insn.
7164 (call_mcount_64bit): New insn and split.
7165 (call_mcount_64bit_post_reload): New insn.
7167 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7169 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7170 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7171 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7172 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7173 (*usum_widenqihi3, *udiff_widenqihi3)
7174 (*addhi3_zero_extend.const): New combiner insns.
7175 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7176 just 1 bit is affected.
7177 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7178 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7180 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7182 * omp-low.c (lower_omp_target): Mark data clauses with
7183 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7184 zero-length subarrays.
7186 2016-07-15 Richard Biener <rguenther@suse.de>
7188 PR tree-optimization/71881
7189 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7190 reverse DOM order to make debug temp generation happy.
7192 2016-07-15 Richard Biener <rguenther@suse.de>
7194 PR tree-optimization/71887
7195 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7196 verify it is not zero for division / modulo handling.
7197 (value_replacement): Adjust.
7199 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7200 Julian Brown <julian@codesourcery.com>
7202 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7203 * config/aarch64/aarch64-cost-tables.h
7204 (vulcan_extra_costs): New variable.
7205 * config/aarch64/aarch64.c
7206 (vulcan_addrcost_table): Likewise.
7207 (vulcan_regmove_cost): Likewise.
7208 (vulcan_vector_cost): Likewise.
7209 (vulcan_branch_cost): Likewise.
7210 (vulcan_tunings): Likewise.
7212 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7214 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7215 (output_in_order): Loop over undefined variables too. Output them
7216 via assemble_undefined_decl. Skip variables that correspond to hard
7217 registers or have value-exprs.
7218 * varpool.c (symbol_table::output_variables): Handle undefined
7219 variables together with defined ones.
7221 2016-07-15 Richard Biener <rguenther@suse.de>
7223 * tree-ssa-pre.c (get_representative_for): Make sure to return
7224 the value number of SSA names.
7225 (phi_translate_1): get_representative_for cannot return NULL.
7226 (do_pre_regular_insertion): Remove redundant call to
7227 fully_constant_expression.
7228 (do_pre_partial_partial_insertion): Likewise.
7230 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7232 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7233 (derive_simple_iv_with_niters): New function.
7234 (simple_iv): Rewrite using simple_iv_with_niters.
7235 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7236 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7238 (number_of_iterations_exit): Rewrite using above function.
7239 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7242 2016-07-15 Richard Biener <rguenther@suse.de>
7244 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7247 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7249 PR tree-optimization/71872
7250 * tree-data-ref.c (get_references_in_stmt): Ignore references
7251 with is_gimple_constant get_base_address.
7253 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7255 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7256 (TARGET_HAVE_LDACQD): New macro.
7257 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7258 than TARGET_HAVE_LDACQ.
7259 (arm_load_acquire_exclusivedi): Likewise.
7260 (arm_store_release_exclusivedi): Likewise.
7262 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7264 PR rtl-optimization/71878
7265 * lra-constraints.c (match_reload): Pass information about other
7266 output operands. Create new unique register value if matching input
7267 operand shares same register value as output operand being considered.
7268 (curr_insn_transform): Record output operands already processed.
7270 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7273 PR tree-optimization/70923
7274 * tree-vect-patterns.c: Include mult-synthesis.h.
7275 (target_supports_mult_synth_alg): New function.
7276 (synth_lshift_by_additions): Likewise.
7277 (apply_binop_and_append_stmt): Likewise.
7278 (vect_synth_mult_by_constant): Likewise.
7279 (target_has_vecop_for_code): Likewise.
7280 (vect_recog_mult_pattern): Use above functions to synthesize vector
7281 multiplication by integer constants.
7283 2016-07-14 Alan Modra <amodra@gmail.com>
7285 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7286 gpr alternatives. Correct '*' placement on Y,r alternative.
7287 Add '*' on operand 1 of r,r alternative.
7289 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7291 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7292 * expmed.h: ... Here.
7294 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7296 * gimple.h (stmt_can_terminate_bb_p): New function.
7297 * tree-cfg.c (need_fake_edge_p): Rename to ...
7298 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7299 throw external; handle const and pure calls.
7300 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7302 2016-07-14 Richard Biener <rguenther@suse.de>
7304 PR tree-optimization/71866
7305 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7306 (do_hoist_insertion): Avoid endless recursion when we
7307 didn't insert anything because we managed to simplify
7308 things down to a constant or SSA name.
7309 (fully_constant_expression): Re-write in terms of ...
7310 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7311 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7312 vn_nary_build_or_lookup_1.
7313 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7314 (vn_nary_build_or_lookup): ... this which now wraps it.
7316 2016-07-14 Alan Modra <amodra@gmail.com>
7319 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7320 with p9_vector override before power9-dform override.
7322 2016-07-13 Andi Kleen <ak@linux.intel.com>
7324 * value-prof.c (gimple_value_profile_transformations): Don't run
7325 when auto_profile is on.
7327 2016-07-13 Andi Kleen <ak@linux.intel.com>
7329 * auto-profile.c (update_inlined_ind_target,
7330 afdo_indirect_call): Print information to dump file.
7332 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7334 * genrecog.c (special_predicate_operand_p): New function.
7335 (predicate_name): Move function.
7336 (validate_pattern): Don't warn about missing mode for all
7337 define_special_predicate predicates.
7339 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7341 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7342 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7343 resolve alias checks which are known at compilation time.
7344 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7345 alias checks are resolved. Move dump info for too many runtime
7346 alias checks to here...
7347 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7349 2016-07-13 Richard Biener <rguenther@suse.de>
7351 PR tree-optimization/24574
7352 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7353 position and add shift, rotate, divison and modulo support
7355 (value_replacement): Pass in argument position to absorbing_element_p.
7357 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7360 * ipa-inline-transform.c (inline_call): Support
7361 instrumented thunks.
7363 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7365 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7366 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
7368 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
7369 Baseline. Make initial alternative TARGET_32BIT only.
7370 (udivsi3): Likewise.
7371 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
7372 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
7375 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7377 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
7378 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
7379 availability with TARGET_HAVE_MOVT.
7380 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
7381 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
7382 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
7384 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
7385 extra instruction if MOVW is available. Use a cost variable
7386 incremented by COSTS_N_INSNS (1) when the condition match rather than
7387 returning an arithmetic expression based on COSTS_N_INSNS. Make
7388 constant with bottom half word zero cost 2 instruction if MOVW is
7390 * config/arm/arm.md (define_attr "arch"): Add v8mb.
7391 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
7392 target is ARMv8-M Baseline.
7393 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
7394 (arm_movtas_ze): Likewise.
7395 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
7396 alternative for constants satisfying j constraint.
7397 (thumb1_movsi_insn): Likewise.
7398 (movsi splitter for K alternative): Tighten condition to not trigger
7399 if movt is available and j constraint is satisfied.
7400 (Pe immediate splitter): Likewise.
7401 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
7402 constant fitting in an halfword to use MOVW.
7403 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
7406 2016-07-13 Richard Biener <rguenther@suse.de>
7409 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
7410 gimplifying the LHS. Make sure to gimplify a returning twice
7411 call LHS without using SSA names.
7413 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7415 * tree-data-ref.c (find_data_references_in_stmt): Remove
7416 unnecessary call to vec::release.
7417 (graphite_find_data_references_in_stmt): Likewise.
7418 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
7419 * tree-vect-stmts.c (vectorizable_condition): Likewise.
7421 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7423 * cfgexpand.c (expand_used_vars): Make the type of a local
7425 * genmatch.c (lower_for): Likewise.
7426 * haifa-sched.c (haifa_sched_init): Likewise.
7427 (add_to_speculative_block): Likewise.
7428 (create_check_block_twin): Likewise.
7429 * predict.c (handle_missing_profiles): Likewise.
7430 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
7431 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
7432 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
7434 (maybe_lower_iteration_bound): Likewise.
7435 * tree-ssa-sccvn.c (DFS): Likewise.
7436 * tree-stdarg.c (reachable_at_most_once): Likewise.
7437 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
7438 (vectorizable_store): Likewise.
7440 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7442 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
7443 (sccvn_dom_walker): make cond_stack an auto_vec.
7445 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7447 * ree.c (struct ext_state): Make type of members auto_vec.
7448 (find_and_remove_re): Adjust.
7450 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7452 * cfgexpand.c (struct stack_vars_data): Make type of fields
7454 (expand_used_vars): Adjust.
7456 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7458 * ipa.c (record_cdtor_fn): Adjust.
7459 (build_cdtor_fns): Likewise.
7460 (ipa_cdtor_merge): Make static_ctors and static_dtors local
7463 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7465 * genextract.c (struct accum_extract): Add constructor and make
7469 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7471 * tree.c (struct free_lang_data_d): Add constructor and change
7472 types of members to ones that automatically manage resources.
7473 (fld_worklist_push): Adjust.
7474 (find_decls_types): Likewise.
7475 (find_decls_types_in_eh_region): Likewise.
7476 (free_lang_data_in_cgraph): Stop manually creating and
7477 destroying members of free_lang_data_d.
7479 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
7481 PR rtl-optimization/68961
7482 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
7483 peephole variant. Use sse_reg_operand predicates.
7485 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
7487 * config/i386/predicates.md (x86_64_immediate_operand)
7488 <case CONST_INT>: Remove unneeded truncation to DImode.
7489 <case CONST>: Ditto.
7490 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7492 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7495 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
7496 The xxperm and xxpermr instructions require that the 2nd input
7497 operand overlap with the output operand, and not the 1st.
7498 (altivec_vperm_v8hiv16qi): Likewise.
7499 (altivec_vperm_<mode>_uns_internal): Likewise.
7500 (altivec_vpermr_<mode>_internal): Likewise.
7501 (vperm_v8hiv4si): Likewise.
7502 (vperm_v16qiv8hi): Likewise.
7504 2016-07-12 Nathan Sidwell <nathan@acm.org>
7506 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
7507 when -mno-pic-data-is-text-relative is in effect, by default.
7508 * doc/invoke.texi (mpic-data-is-text-relative): Document new
7509 behavior and clarify.
7511 2016-07-12 Martin Liska <mliska@suse.cz>
7513 * params.def: Add avg-loop niter.
7514 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
7515 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
7516 * doc/invoke.texi: Document the new parameter.
7518 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7521 * expr.c (store_constructor): Mask sign-extended bits when widening
7522 sub-word constructor element at the start of a word.
7524 2016-07-12 Martin Liska <mliska@suse.cz>
7526 * Makefile.in: Append rule for params-options.h.
7527 * params-options.h: New file.
7529 2016-07-12 Martin Liska <mliska@suse.cz>
7531 * ira-build.c (mark_loops_for_removal): Properly iterate
7534 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
7535 Richard Biener <rguenther@suse.de>
7537 PR tree-optimization/23286
7538 PR tree-optimization/70159
7539 * doc/invoke.texi: Document -fcode-hoisting.
7540 * common.opt (fcode-hoisting): New flag.
7541 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
7542 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
7543 (do_regular_insertion): Rename to ...
7544 (do_pre_regular_insertion): ... this and amend general comments
7545 on insertion strathegy.
7546 (do_partial_partial_insertion): Rename to ...
7547 (do_pre_partial_partial_insertion): ... this.
7548 (do_hoist_insertion): New function.
7549 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
7550 and call do_hoist_insertion properly.
7552 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
7553 (pass_pre::execute): Register hoist_insert stats.
7555 2016-07-12 Jakub Jelinek <jakub@redhat.com>
7558 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
7559 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
7560 is different from mode's bitsize. Small cleanup.
7562 2016-07-12 Richard Biener <rguenther@suse.de>
7564 PR rtl-optimization/68961
7565 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
7566 to simplify to a non-constant.
7568 2016-07-11 Jakub Jelinek <jakub@redhat.com>
7571 * omp-low.c (expand_omp_target): Gimplify device.
7573 PR tree-optimization/71823
7574 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
7575 to get vec_oprnds2 from op2.
7577 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
7579 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
7580 Hoist common subexpressions.
7581 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
7583 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
7586 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
7587 prevent generation of 'stxsiwx' on pre Power8 hardware.
7589 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7591 * input.c: Include cpplib.h.
7592 (selftest::temp_source_file): New class.
7593 (selftest::temp_source_file::temp_source_file): New ctor.
7594 (selftest::temp_source_file::~temp_source_file): New dtor.
7595 (selftest::should_have_column_data_p): New function.
7596 (selftest::test_should_have_column_data_p): New function.
7597 (selftest::temp_line_table): New class.
7598 (selftest::temp_line_table::temp_line_table): New ctor.
7599 (selftest::temp_line_table::~temp_line_table): New dtor.
7600 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
7601 it to create a temp_line_table.
7602 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
7603 locations that are known to have column data.
7604 (selftest::line_table_case): New struct.
7605 (selftest::test_reading_source_line): Move tempfile handling
7606 to class temp_source_file.
7607 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
7608 (selftest::assert_token_loc_eq): New function.
7609 (ASSERT_TOKEN_LOC_EQ): New macro.
7610 (selftest::test_lexer): New function.
7611 (selftest::boundary_locations): New array.
7612 (selftest::input_c_tests): Call test_should_have_column_data_p.
7613 Loop over a test matrix of interesting values of location and
7614 default_range_bits, calling test_lexer on each case in the matrix.
7615 Move call to test_accessing_ordinary_linemaps into the matrix.
7616 * selftest.h (ASSERT_EQ): Reimplement in terms of...
7617 (ASSERT_EQ_AT): New macro.
7619 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7623 Don't convert TImode in debug insn.
7625 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7627 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
7628 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
7629 (tree_type_common::lang_flag_7): New.
7630 (tree_type_common::spare): Reduce size.
7631 * tree.h (TYPE_ALIGN_OK): Remove.
7632 (TYPE_LANG_FLAG_7): New.
7633 (get_inner_reference): Adjust header.
7634 * print-tree.c (print_node): Adjust.
7635 * expr.c (get_inner_reference): Remove parameter keep_aligning.
7636 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
7637 calls to get_inner_reference.
7638 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
7639 handling of TYPE_ALIGN_OK.
7640 * builtins.c (get_object_alignment_2): Adjust call to
7641 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
7642 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
7644 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
7645 * cfgexpand.c (expand_debug_expr): Likewise.
7646 * dbxout.c (dbxout_expand_expr): Likewise.
7647 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
7648 loc_list_from_tree, fortran_common): Likewise.
7649 * fold-const.c (optimize_bit_field_compare,
7650 decode_field_reference, fold_unary_loc, fold_comparison,
7651 split_address_to_core_and_offset): Likewise.
7652 * gimple-laddress.c (execute): Likewise.
7653 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
7654 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
7655 * hsa-gen.c (gen_hsa_addr): Likewise.
7656 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
7657 * tsan.c (instrument_expr): Likewise.
7658 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
7659 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
7660 * tree-affine.c (tree_to_aff_combination,
7661 get_inner_reference_aff): Adjust calls to get_inner_reference.
7662 * tree-data-ref.c (split_constant_offset_1,
7663 dr_analyze_innermost): Likewise.
7664 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
7665 * tree-sra.c (ipa_sra_check_caller): Likewise.
7666 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
7667 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
7668 bswap_replace): Likewise.
7669 * tree-vect-data-refs.c (vect_check_gather,
7670 vect_analyze_data_refs): Likewise.
7671 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
7672 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
7675 2016-07-11 David Malcolm <dmalcolm@redhat.com>
7677 * Makefile.in (selftest-valgrind): New phony target.
7678 * function-tests.c (selftest::build_cfg): Delete pass instances
7679 created by the test.
7680 (selftest::convert_to_ssa): Likewise.
7681 (selftest::test_expansion_to_rtl): Likewise.
7682 * tree-cfg.c (selftest::test_linear_chain): Release dominator
7684 (selftest::test_diamond): Likewise.
7686 2016-07-11 Richard Biener <rguenther@suse.de>
7688 PR tree-optimization/71816
7689 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
7690 than replacing all of its operands.
7692 2016-07-11 Alan Modra <amodra@gmail.com>
7694 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
7695 (ctr<mode>): Add unspec.
7696 (ctr<mode>_internal*): Likewise.
7698 2016-07-08 James Bowman <james.bowman@ftdichip.com>
7700 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
7701 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
7703 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
7705 PR rtl-optimization/71621
7706 * lra-constraints.c (process_alt_operands): Check combination of
7709 2016-07-08 Jason Merrill <jason@redhat.com>
7710 Richard Biener <rguenther@suse.de>
7712 P0145: Refining Expression Order for C++.
7713 * gimplify.c (initial_rhs_predicate_for): New.
7714 (gimplfy_modify_expr): Gimplify RHS before LHS.
7716 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7719 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7720 Allow standard error handling to take over when a wrong number
7721 of arguments is presented to __builtin_vec_ld () or
7722 __builtin_vec_st ().
7724 2016-07-08 Jiong Wang <jiong.wang@arm.com>
7726 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
7731 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
7732 __builtin_aarch64_fmaxv2sf.
7733 (vmaxnmq_f32): Likewise.
7734 (vmaxnmq_f64): Likewise.
7735 (vminnm_f32): Likewise.
7736 (vminnmq_f32): Likewise.
7737 (vminnmq_f64): Likewise.
7739 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
7742 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
7743 enable -mfloat128-hardware by default.
7744 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
7745 that IEEE 128-bit hardware support needs.
7746 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7747 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
7748 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
7749 floating point requires.
7750 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
7751 -mfloat128 and -mfloat128-hardware changes.
7753 2016-07-08 Alan Hayward <alan.hayward@arm.com>
7755 PR tree-optimization/71667
7756 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
7758 2016-07-08 Martin Liska <mliska@suse.cz>
7761 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
7762 folding produces SAVE_EXPRs, thus return false for the type.
7764 2016-07-07 Martin Liska <mliska@suse.cz>
7766 * file-find.c (remove_prefix): New function.
7767 * file-find.h (remove_prefix): Declare the function.
7768 * gcc-ar.c (main): Skip a folder of the wrapper if
7769 a wrapped binary would point to the same file.
7771 2016-07-07 Jan Hubicka <jh@suse.cz>
7773 * tree-scalar-evolution.c (iv_can_overflow_p): export.
7774 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
7775 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
7777 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
7780 * ipa-inline-analysis.c (compute_inline_parameters): Set
7781 local.can_change_signature to false for intrumentation
7784 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7786 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
7787 with TARGET_HAVE_MOVT.
7788 (TARGET_HAVE_MOVT): Define.
7789 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
7790 availability with TARGET_HAVE_MOVT.
7791 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
7793 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
7795 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
7796 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
7797 * config/arm/constraints.md (define_constraint "j"): Use
7798 TARGET_HAVE_MOVT to check MOVT availability.
7800 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7802 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
7804 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7806 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
7807 (armv8-m.main): Likewise.
7808 (armv8-m.main+dsp): Likewise.
7809 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
7810 (FL_FOR_ARCH8M_MAIN): Likewise.
7811 * config/arm/arm-tables.opt: Regenerate.
7812 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
7813 armv8-m.main+dsp to BE8_LINK_SPEC.
7814 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
7815 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
7816 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
7817 Baseline and Mainline.
7818 (arm_option_override_internal): Also disable arm_restrict_it when
7819 !arm_arch_notm. Update comment for -munaligned-access to also cover
7821 (arm_file_start): Increase buffer size for printing architecture name.
7822 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
7823 and armv8-m.main+dsp.
7824 (mno-unaligned-access): Clarify that this is disabled by default for
7825 ARMv8-M Baseline architectures as well.
7827 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
7829 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
7830 decide whether to prevent some libgcc routines being included for some
7831 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
7832 link between this condition and the one in
7833 libgcc/config/arm/lib1func.S.
7835 2016-07-07 Richard Biener <rguenther@suse.de>
7837 * tree-ssa-pre.c: Include alias.h.
7838 (compute_avail): If we have multiple VN_REFERENCEs with the
7839 same hashtable entry adjust that to make it a valid replacement
7840 for all of them with respect to alignment and aliasing
7841 when doing insertion.
7842 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
7843 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
7845 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
7849 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7850 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
7853 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7855 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
7856 (adjust_mems): Adjust.
7857 (adjust_insn): Likewise.
7858 (prepare_call_arguments): Likewise.
7860 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7862 * gcse.c (struct ls_expr): Make stores field a vector.
7863 (ldst_entry): Adjust.
7864 (free_ldst_entry): Likewise.
7865 (print_ldst_list): Likewise.
7866 (compute_ld_motion_mems): Likewise.
7867 (update_ld_motion_stores): Likewise.
7869 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7871 * gcse.c (struct ls_expr): Remove loads field.
7872 (ldst_entry): Adjust.
7873 (free_ldst_entry): Likewise.
7874 (print_ldst_list): Likewise.
7875 (compute_ld_motion_mems): Likewise.
7877 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7879 * store-motion.c (struct st_expr): Make antic_stores a vector.
7880 (st_expr_entry): Adjust.
7881 (free_st_expr_entry): Likewise.
7882 (print_store_motion_mems): Likewise.
7883 (find_moveable_store): Likewise.
7884 (compute_store_table): Likewise.
7885 (remove_reachable_equiv_notes): Likewise.
7886 (replace_store_insn): Likewise.
7887 (build_store_vectors): Likewise.
7889 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7891 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
7892 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
7894 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7896 PR tree-optimization/71518
7897 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
7898 misalign also for outer loops with negative step.
7900 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
7902 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
7903 (cortex_a53_shift): Add mov_shift.
7904 (cortex_a53_shift_reg): Add new reservation for register shifts.
7905 (cortex_a53_alu): Remove bfm.
7906 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
7907 (cortex_a53_alu_extr): Add new reservation for EXTR.
7908 (bypasses): Improve bypass modelling.
7910 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7913 * config/avr/avr.c (avr_asm_select_section): Strip off
7914 SECTION_DECLARED from flags when calling get_section.
7916 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7918 * tree-vectorizer.h (vect_memory_access_type): Add
7919 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
7920 * tree-vect-stmts.c (compare_step_with_zero): New function.
7921 (perm_mask_for_reverse): Move further up file.
7922 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
7924 (get_negative_load_store_type): New function.
7925 (get_load_store_type): Call it. Add an ncopies argument.
7926 (vectorizable_mask_load_store): Update call accordingly and
7927 remove tests for negative steps.
7928 (vectorizable_store, vectorizable_load): Likewise. Handle new
7929 memory_access_types.
7931 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7933 * tree-vectorizer.h (vect_memory_access_type): New enum.
7934 (_stmt_vec_info): Add a memory_access_type field.
7935 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
7936 (vect_model_store_cost): Take an access type instead of a boolean.
7937 (vect_model_load_cost): Likewise.
7938 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
7939 vect_model_store_cost and vect_model_load_cost.
7940 * tree-vect-stmts.c (vec_load_store_type): New enum.
7941 (vect_model_store_cost): Take an access type instead of a
7942 store_lanes_p boolean. Simplify tests.
7943 (vect_model_load_cost): Likewise, but for load_lanes_p.
7944 (get_group_load_store_type, get_load_store_type): New functions.
7945 (vectorizable_store): Use get_load_store_type. Record the access
7946 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
7947 (vectorizable_load): Likewise.
7948 (vectorizable_mask_load_store): Likewise. Replace is_store
7949 variable with vls_type.
7951 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7953 * tree-vectorizer.h (vect_grouped_load_supported): Add a
7954 single_element_p parameter.
7955 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
7956 Check the PR65518 case here rather than in vectorizable_load.
7957 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
7958 * tree-vect-stmts.c (vectorizable_load): Likewise.
7960 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7962 * tree-vectorizer.h (gather_scatter_info): New structure.
7963 (vect_check_gather_scatter): Return a bool rather than a decl.
7964 Replace return-by-pointer arguments with a single
7965 gather_scatter_info *.
7966 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
7967 (vect_analyze_data_refs): Update call accordingly.
7968 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
7969 (vectorizable_mask_load_store): Likewise. Also record the
7970 offset dt and vectype in the gather_scatter_info.
7971 (vectorizable_store): Likewise.
7972 (vectorizable_load): Likewise.
7974 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7976 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
7977 strided groups, use the cost of N scalar accesses instead
7978 of ncopies vector accesses.
7979 (vect_model_load_cost): Likewise.
7981 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7983 * tree-vect-stmts.c (vect_cost_group_size): Delete.
7984 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
7985 variable to indicate when once-per-group costs are being used.
7986 (vect_model_load_cost): Likewise. Fix comment and misindented code.
7988 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
7990 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
7991 peeling-for-gaps condition.
7993 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7995 * config/s390/s390.c (s390_expand_vec_init): Force initializer
7996 element to register if it doesn't match general_operand.
7998 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7999 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8001 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8003 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8004 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8005 (SIGNBIT): New mode iterator.
8006 (Fsignbit): New mode attribute.
8007 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8008 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8009 when direct moves are available.
8010 (signbit<mode>2_dm): New define_insn_and_split).
8011 (signbit<mode>2_dm2): New define_insn.
8013 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8015 PR rtl-optimization/71594
8016 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8017 into subregs of appropriate mode before trying to emit a conditional
8020 2016-07-05 Jan Hubicka <jh@suse.cz>
8022 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8023 (simple_iv): Use it.
8025 2016-07-05 Jan Hubicka <jh@suse.cz>
8027 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8029 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8031 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8034 2016-07-05 Jan Hubicka <jh@suse.cz>
8036 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8039 2016-07-05 Richard Biener <rguenther@suse.de>
8041 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8042 Handle empty else block.
8043 (is_feasible_trace): Likewise.
8044 (split_paths): Likewise.
8046 2016-07-05 Richard Biener <rguenther@suse.de>
8048 * tree-loop-distribution.c (distribute_loop): Fix issue with
8049 the cost model loop.
8051 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8053 * config/arm/neon-testgen.ml: Delete.
8054 * config/arm/neon.ml: Delete.
8056 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8059 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8060 directly using TREE_PURPOSE.
8062 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8064 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8065 * config/aarch64/aarch64_neon.h: Likewise.
8066 * config/aarch64/arm_neon.h: Likewise.
8067 * config/aarch64/atomics.md: Likewise.
8068 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8069 * doc/invoke.texi: Likewise.
8071 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8073 * config/s390/s390.md: Add "z13" cpu_facility.
8074 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8075 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8076 condition" type instructions.
8078 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8079 Jeff Law <law@redhat.com>
8081 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8082 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8084 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8086 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8087 permutation for TARGET_AVX512F.
8088 (ix86_expand_vec_one_operand_perm_avx512): New function.
8089 (expand_vec_perm_1): Invoke introduced function.
8090 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8091 it may be not valid after vectorization.
8093 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8096 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8097 typo in comment. Only force to memory if it is a weak
8100 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8101 Jiong Wang <jiong.wang@arm.com>
8103 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8104 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8105 (AARCH64_FL_F16): New.
8106 (AARCH64_FL_FOR_ARCH8_2): New.
8107 (AARCH64_ISA_8_2): New.
8108 (AARCH64_ISA_F16): New.
8109 (TARGET_FP_F16INST): New.
8110 (TARGET_SIMD_F16INST): New.
8111 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8112 ("fp"): Disabling "fp" also disables "fp16".
8113 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8114 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8115 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8116 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8118 2016-07-04 Jan Beulich <jbeulich@suse.com>
8120 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8122 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8125 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8126 the insns, use an insn form that does not adjust the offset on
8127 little endian systems.
8129 2016-07-01 Jan Beulich <jbeulich@suse.com>
8131 * varasm.c (get_variable_section): Validate initializer in
8132 named .bss-like sections.
8134 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8136 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8137 Exchange the order of the second and third operands in the vpermr
8138 instruction tmeplate.
8140 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8143 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8144 Disallow TDmode values.
8146 2016-07-01 Alan Modra <amodra@gmail.com>
8148 PR rtl-optimization/71709
8149 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8150 being set, not referenced.
8152 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8154 PR tree-optimization/70729
8155 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8156 of loop since it can be not valid after transformation.
8158 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8160 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8161 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8163 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8165 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8168 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8171 * config/rs6000/constraints.md (wY constraint): New constraint to
8172 match the requirements for the LXSD and STXSD instructions.
8173 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8174 predicate to match the requirements for the LXSD and STXSD
8176 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8177 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8178 to make sure that the bottom 2 bits of offset are 0, the address
8179 form is offsettable, and no updating is done in the address mode.
8180 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8181 (movdi_internal32): Likewise
8182 (movdi_internal64): Likewise.
8184 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8186 PR tree-optimization/71707
8187 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8188 strinfo even for ADDR_EXPR ptr.
8190 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8192 * config/rs6000/altivec.md (darn_32): Change the condition to
8193 TARGET_P9_MISC instead of TARGET_MODULO.
8194 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8195 condition expression.
8196 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8197 condition expression.
8198 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8199 (DFP_TEST): New code iterator.
8200 (dfptstsfi_<code>_mode>): New define_expand.
8201 (*dfp_sgnfcnc_<mode>): New define_insn.
8202 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8203 definition next to BU_P9_MISC_1 definition and change the MASK
8204 value to RS6000_BTM_P9_MISC.
8205 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8206 (BU_P9_64BIT_MISC_0): Likewise.
8207 (BU_P9_DFP_MISC_0): New macro definition.
8208 (BU_P9_DFP_MISC_1): New macro definition.
8209 (BU_P9_DFP_MISC_2): New macro definition.
8210 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8211 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8212 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8213 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8214 (TSTSFI_LT_TD): Likewise.
8215 (TSTSFI_EQ_DD): Likewise.
8216 (TSTSFI_EQ_TD): Likewise.
8217 (TSTSFI_GT_DD): Likewise.
8218 (TSTSFI_GT_TD): Likewise.
8219 (TSTSFI_OV_DD): Likewise.
8220 (TSTSFI_OV_TD): Likewise.
8221 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8222 (TSTSFI_LT_DD): Likewise.
8223 (TSTSFI_LT_TD): Likewise.
8224 (TSTSFI_EQ): Likewise.
8225 (TSTSFI_EQ_DD): Likewise.
8226 (TSTSFI_EQ_TD): Likewise.
8227 (TSTSFI_GT): Likewise.
8228 (TSTSFI_GT_DD): Likewise.
8229 (TSTSFI_GT_TD): Likewise.
8230 (TSTSFI_OV): Likewise.
8231 (TSTSFI_OV_DD): Likewise.
8232 (TSTSFI_OV_TD): Likewise.
8233 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8234 overloaded test significance functions.
8235 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8236 OPTION_MASK_P9_MISC into the representation of this mask.
8237 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8239 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8240 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8242 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8243 argument is a 6-bit unsigned literal value if the icode argument
8244 represents a DFP test significance built-in call.
8245 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8246 flag used independently and in combination with the
8247 RS6000_BTM_64BIT flag.
8248 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8249 (rs6000_builtin_mask_names): Add entry for power9-misc
8250 command-line option.
8251 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8252 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8253 RS6000_BTM_P9_MISC macros.
8254 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8255 option and change the description of the -mpower9-vector option to
8256 enable only vector instructions, removing its erroneously claimed
8257 support for scalar instructions.
8258 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8259 the ISA 3.0 digital floating point test significance built-in
8262 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8264 * config/aarch64/aarch64.c (cortexa35_tunings):
8265 Enable AES fusion. Use cortexa57_branch_cost.
8266 (cortexa53_tunings): Use cortexa57_branch_cost.
8267 (cortexa72_tunings): Use cortexa57_branch_cost.
8268 Use AUTOPREFETCHER_WEAK.
8269 (cortexa73_tunings): Use cortexa57_branch_cost.
8271 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8272 James Greenhalgh <james.greenhalgh@arm.com>
8274 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8275 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8276 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8277 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8278 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8279 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8280 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8281 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8282 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8283 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8284 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8285 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8286 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8289 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8290 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8292 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8294 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8296 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8299 * gcc.c (driver::build_option_suggestions): Pass "option" to
8300 add_misspelling_candidates.
8301 * opts-common.c (add_misspelling_candidates): Add "option" param;
8302 use it to avoid adding negated forms for options marked with
8304 * opts.h (add_misspelling_candidates): Add "option" param.
8306 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8309 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8310 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8311 first when permuting bitwise operation with rotate. Cast
8312 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8314 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8316 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8317 for misspelled param names.
8318 * params.c: Include spellcheck.h.
8319 (find_param_fuzzy): New function.
8320 * params.h (find_param_fuzzy): New prototype.
8321 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8322 * spellcheck.h (struct edit_distance_traits<const char *>):
8325 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8327 * config/rs6000/predicates.md (const_0_to_7_operand): New
8328 predicate, recognize 0..7.
8329 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8330 support for doing extracts from V16QImode, V8HImode, V4SImode
8332 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8333 vector extract support.
8334 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8335 for ISA 3.0 vector extract.
8336 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8337 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8338 extracts of a constant element number from small integer vectors
8339 on 64-bit ISA 3.0 systems.
8340 (vsx_extract_<mode>_di): Likewise.
8341 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8342 say when we can do ISA 3.0 vector extracts.
8343 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8344 registers, using the stxsiwx instruction.
8346 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8348 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8349 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8350 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8351 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8352 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8353 * config/arm/arm.c (arm_qdf24xx_tune): New.
8355 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8357 * config/aarch64/aarch64.c (cortexa53_tunings):
8358 Increase loop alignment to 8. Set function alignment to 16.
8359 (cortexa35_tunings): Likewise.
8360 (cortexa57_tunings): Increase loop alignment to 8.
8361 (cortexa72_tunings): Likewise.
8362 (cortexa73_tunings): Likewise.
8364 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8366 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
8367 for arm_fp16_ok and arm_fp16_hw.
8368 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
8369 arm_fp16_alternative.
8371 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
8373 PR tree-optimization/71655
8374 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
8375 types when swapping operands.
8377 2016-06-29 Martin Liska <mliska@suse.cz>
8380 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
8381 * ipa-inline-transform.c (inline_call): Remove unnecessary call
8382 of build_optimization_node.
8384 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
8386 PR tree-optimization/70729
8387 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
8388 independent in loops having positive safelen value.
8389 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8390 it may be not valid after vectorization.
8392 2016-06-29 Jakub Jelinek <jakub@redhat.com>
8394 PR tree-optimization/71625
8395 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
8396 is sorted by ascending list->offset. If PTR is non-NULL and there is
8397 previous strinfo, call get_stridx_plus_constant.
8398 (get_stridx): Pass exp as second argument to get_addr_stridx.
8399 (addr_stridxptr): Add missing list = list->next, so that there can be
8400 more than one entries in the list. Bump limit from 16 to 32. Ensure
8401 the list is sorted by ascending list->offset.
8402 (get_stridx_plus_constant): Adjust so that it can be also called with
8403 ADDR_EXPR instead of SSA_NAME as PTR.
8404 (handle_char_store): Pass NULL_TREE as second argument to
8407 2016-06-29 Richard Biener <rguenther@suse.de>
8409 PR rtl-optimization/68961
8410 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
8412 2016-06-29 Richard Biener <rguenther@suse.de>
8415 * alias.c (component_uses_parent_alias_set_from): Handle
8416 type punning through union accesses by using the union alias set.
8417 * gimple.c (gimple_get_alias_set): Remove union type punning case.
8419 2016-07-29 Richard Biener <rguenther@suse.de>
8421 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
8422 precision not matching mode precision.
8424 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
8426 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
8427 pa_output_arg_descriptor.
8428 (call_val_symref_64bit_post_reload): Likewise.
8429 (call_val_powf_64bit_post_reload): Likewise.
8430 (sibcall_internal_symref_64bit): Likewise.
8431 (sibcall_value_internal_symref_64bit): Likewise.
8433 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8436 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
8437 a constant, force its SUBREG_REG into memory or register instead
8440 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8443 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
8444 * doc/invoke.texi (AVR Options): Document it.
8446 2016-06-28 Walter Lee <walt@tilera.com>
8448 * config/tilegx/linux.h: Do not include arch/icache.h
8449 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8450 * config/tilepro/linux.h: Do not include arch/icache.h
8451 (CLEAR_INSN_CACHE): Provide inlined definition directly.
8453 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
8455 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
8456 for big-endian BIT_FIELD_REF.
8458 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
8460 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
8461 ('size' attribute): Add '128'.
8463 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
8464 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
8465 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
8466 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
8467 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
8468 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
8469 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
8470 *trunc<mode>df2_odd): Set size attribute to '128'.
8471 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
8472 * config/rs6000/power6.md (power6-fp): Include dfp type.
8473 * config/rs6000/power7.md (power7-fp): Likewise.
8474 * config/rs6000/power8.md (power8-fp): Likewise.
8475 * config/rs6000/power9.md: New file.
8476 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
8477 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
8478 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
8480 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
8481 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
8482 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
8483 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
8484 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
8485 dfp_dscri_<mode>): Change type attribute to dfp.
8486 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
8487 attribute to vecsimple.
8488 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
8489 and prefetch streams.
8490 (rs6000_option_override_internal): Remove temporary code setting
8491 tuning to power8. Don't set rs6000_sched_groups for power9.
8492 (last_scheduled_insn): Change to rtx_insn *.
8493 (divide_cnt, vec_load_pendulum): New variables.
8494 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
8495 (rs6000_issue_rate): Set issue rate for Power9.
8496 (is_power9_pairable_vec_type): New.
8497 (power9_sched_reorder2): New.
8498 (rs6000_sched_reorder2): Call new function for Power9 specific
8500 (insn_must_be_first_in_group): Remove Power9.
8501 (insn_must_be_last_in_group): Likewise.
8502 (force_new_group): Likewise.
8503 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
8504 Initialize divide_cnt/vec_load_pendulum.
8505 (_rs6000_sched_context, rs6000_init_sched_context,
8506 rs6000_set_sched_context): Handle context save/restore of new
8509 2016-06-28 Richard Biener <rguenther@suse.de>
8511 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
8512 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
8513 COMPONENT_REF operand.
8514 (nonoverlapping_component_refs_p): Likewise.
8515 * stor-layout.c (start_bitfield_representative): Mark
8516 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
8518 2016-06-28 Jakub Jelinek <jakub@redhat.com>
8520 * Makefile.in: Don't cat ../stage_current if it does not exist.
8522 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
8523 last argument is a bit-field.
8525 PR rtl-optimization/71673
8526 * internal-fn.c (expand_arith_overflow_result_store): Use
8527 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
8528 expand_simple_binop.
8531 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
8532 expand_ifn_atomic_compare_exchange): New functions.
8533 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
8534 * tree.h (build_call_expr_internal_loc): Rename to ...
8535 (build_call_expr_internal_loc_array): ... this. Fix up type of
8537 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
8538 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
8539 ATOMIC_COMPARE_EXCHANGE result.
8540 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
8541 * gimple-fold.h (optimize_atomic_compare_exchange_p,
8542 fold_builtin_atomic_compare_exchange): New prototypes.
8543 * gimple-fold.c (optimize_atomic_compare_exchange_p,
8544 fold_builtin_atomic_compare_exchange): New functions..
8545 * tree-ssa.c (execute_update_addresses_taken): If
8546 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
8547 of call when finding addressable vars, and if such var becomes
8548 non-addressable, call fold_builtin_atomic_compare_exchange.
8550 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
8553 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
8554 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
8556 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
8558 * config/rs6000/rs6000.md ('type' attribute): Add
8559 veclogical,veccmpfx,vecexts,vecmove insn types.
8560 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
8561 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
8562 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
8563 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
8564 *nabs<mode>2_hw): Change type to vecmove.
8565 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
8566 *boolcc<mode>3_internal, *eqv<mode>3_internal,
8567 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
8568 *ieee_128bit_vsx_abs<mode>2_internal,
8569 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
8570 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
8571 *ieee128_mtvsrd_32bit): Change type to veclogical.
8572 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
8573 *movdi_internal32, *movdi_internal64): Update insn types.
8574 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
8575 vsx_extract_<mode>): Change type to veclogical.
8576 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
8577 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
8578 *vsx_sign_extend_si_v2di): Change type to vecexts.
8579 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
8581 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
8582 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
8583 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
8584 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
8585 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
8586 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
8587 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
8588 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
8589 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
8590 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
8591 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
8592 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
8593 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
8594 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
8595 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
8596 (ppc7450-vecsimple): Add veclogical, vecmove.
8597 (ppc7450-veccmp): Add veccmpfx.
8598 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
8600 (ppc8540_vector_compare): Add veccmpfx.
8601 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
8602 * config/rs6000/cell.md (cell-fp): Add fpsimple.
8603 (cell-vecsimple): Add veclogical, vecmove.
8604 (cell-veccmp): Add veccmpfx.
8605 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
8606 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
8608 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
8609 * config/rs6000/power4.md (power4-fp): Add fpsimple.
8610 (power4-vecsimple): Add veclogical, vecmove.
8611 (power4-veccmp): Add veccmpfx.
8612 * config/rs6000/power5.md (power5-fp): Add fpsimple.
8613 * config/rs6000/power6.md (power6-fp): Add fpsimple.
8614 (power6-vecsimple): Add veclogical, vecmove.
8615 (power6-veccmp): Add veccmpfx.
8616 * config/rs6000/power7.md (power7-fp): Add fpsimple.
8617 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
8618 * config/rs6000/power8.md (power8-fp): Add fpsimple.
8619 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
8620 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
8621 * config/rs6000/titan.md (titan_fp): Add fpsimple.
8622 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
8624 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
8626 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
8629 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8630 OPTION_MASK_P9_DFORM_VECTOR.
8631 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
8632 disable -mpower9-dform-vector when using reload.
8633 (quad_address_p): Remove 'gpr_p' argument and all associated code.
8634 New 'strict' argument. Update all callers. Add strict addressing
8636 (rs6000_legitimate_offset_address_p): Remove call to
8637 virtual_stack_registers_memory_p.
8638 (rs6000_legitimize_reload_address): Add quad address support.
8639 (rs6000_legitimate_address_p): Move call to quad_address_p above
8640 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
8641 to account for new strict usage.
8642 (rs6000_output_move_128bit): Adjust quad_address_p args to account
8643 for new strict usage.
8644 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
8646 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
8653 * config/i386/i386.c (ix86_spill_class): Disable condition to
8654 always return NO_REGS.
8656 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
8658 * predict.c: Include gimple-pretty-print.h
8659 (predicted_by_loop_heuristics_p): Check also
8660 PRED_LOOP_EXIT_WITH_RECURSION
8661 (predict_loops): Find self recursive calls and use special purpose
8662 predictors for them; dump log about decisions.
8663 (pass_profile::execute): Dump info about #of iterations.
8664 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
8665 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
8667 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
8669 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
8670 output_asm_insn calls and shorten long lines. Output .CALL
8671 argument descriptor using pa_output_arg_descriptor. Add various
8672 inline $$dyncall and other optimizations.
8673 (pa_attr_length_indirect_call): Adjust ordering and lengths.
8675 2016-06-25 Jakub Jelinek <jakub@redhat.com>
8677 PR tree-optimization/71643
8678 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
8681 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
8682 leak a bitmap if dep_bb is NULL.
8684 PR tree-optimization/71631
8685 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
8686 to rewrite_expr_tree even if negate_result, move new_lhs var
8687 declaration and initialization earlier, for powi_result set afterwards
8688 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
8689 if new_lhs != lhs, and don't shadow gsi var.
8691 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8693 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
8694 Add in_loop parameter.
8695 (predict_loops): Add loop guard heuristics.
8696 * predict.def (PRED_LOOP_GUARD): New heuristics.
8698 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
8700 * predict.c: Include ipa-utils.h
8701 (tree_bb_level_prediction): Predict recursive calls.
8702 (tree_estimate_probability_bb): Skip inexpensive calls for call
8704 * predict.def (PRED_RECURSIVE_CALL): New.
8706 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8708 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
8709 (BU_FLOAT128_1): Likewise.
8711 (COPYSIGNQ): Likewise.
8712 (RS6000_BUILTIN_NANQ): Likewise.
8713 (RS6000_BUILTIN_NANSQ): Likewise.
8714 (RS6000_BUILTIN_INFQ): Likewise.
8715 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
8716 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
8717 (TARGET_FOLD_BUILTIN): New #define.
8718 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
8719 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
8720 (rs6000_fold_builtin): New target hook implementation, handling
8721 folding of 128-bit NaNs and infinities.
8722 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
8723 entries are filled in to avoid problems during bootstrap
8724 self-test; define builtins for 128-bit NaNs and infinities.
8725 (rs6000_opt_mask): Add entry for float128.
8726 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
8727 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
8728 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
8729 (const_str_type_node): New #define.
8730 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
8731 to a define_expand that dispatches to either copysign<mode>3_soft
8732 or copysign<mode>3_hard.
8733 (copysign<mode>3_hard): Rename from copysign<mode>3.
8734 (copysign<mode>3_soft): New define_insn.
8735 * doc/extend.texi: Document new builtins.
8737 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8739 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
8740 PRIu64 instead of lu.
8742 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
8745 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
8748 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8750 PR tree-optimization/71647
8751 * omp-low.c (lower_rec_input_clauses): Convert
8752 omp_clause_aligned_alignment (c) to size_type_node for the
8753 last argument of __builtin_assume_aligned.
8755 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
8757 * configure.ac (calling ___tls_get_addr via GOT): New
8758 assembler/linker check.
8759 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
8760 assembler and linker supports calling ___tls_get_addr via GOT.
8761 Otherise, defined to 0.
8762 * config.in: Regenerated.
8763 * configure: Likewise.
8764 * config/i386/constraints.md (Yb): New constraint.
8765 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
8766 (REG_CLASS_NAMES): Likewise.
8767 (REG_CLASS_CONTENTS): Likewise.
8768 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
8769 the b constraint with the Yb constraint. Call ___tls_get_addr
8770 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
8772 (*tls_local_dynamic_base_32_gnu): Likewise.
8773 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
8774 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
8775 (*tls_local_dynamic_base_64_<mode>): Likewise.
8777 2016-06-24 Martin Liska <mliska@suse.cz>
8779 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
8780 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
8782 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
8783 argument to true if the expected number of iterations is
8786 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
8788 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
8789 assemble for 32bit target.
8790 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
8791 and $ld_ix86_gld_32_opt to link for 32bit target.
8792 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
8793 * configure: Regenerate.
8795 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8797 * config/arm/arm.c (int_log2): Delete definition and prototype.
8798 (shift_op): Use exact_log2 instead of int_log2.
8799 (vfp3_const_double_for_fract_bits): Likewise.
8801 2016-06-24 Jakub Jelinek <jakub@redhat.com>
8803 * internal-fn.c (expand_arith_set_overflow): New function.
8804 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
8806 (expand_arith_overflow_result_store): Likewise. Handle precision
8807 smaller than mode precision.
8808 * tree-vrp.c (extract_range_basic): For imag part, handle
8809 properly signed 1-bit precision result.
8810 * doc/extend.texi (__builtin_add_overflow): Document that last
8811 argument can't be pointer to enumerated or boolean type.
8812 (__builtin_add_overflow_p): Document that last argument can't
8813 have enumerated or boolean type.
8815 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8816 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8818 * config/rs6000/predicates.md (splat_input_operand): Rework.
8819 Don't allow constants, since the insns that use this predicate
8820 don't support constants. Constants are handled by other insns
8821 that are created via combine. During and after register
8822 allocation, only allow indexed or indirect addresses, and not
8823 general addresses. Only allow modes supported by the hardware.
8824 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
8825 comment. Move check for using VSPLTIS<x> to a common location,
8826 instead of doing it in two different places.
8828 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
8830 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8831 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
8832 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
8833 signature_CENTAUR_ebx.
8835 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
8839 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
8840 (as_ix86_gas_32_opt): This.
8841 (ld_ix86_tls_ldm_opt): Renamed to ...
8842 (ld_ix86_gld_32_opt): This.
8843 (R_386_TLS_LDM reloc): Updated.
8844 (R_386_GOT32X reloc): New assembler/linker check.
8845 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
8846 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
8848 * config.in: Regenerated.
8849 * configure: Likewise.
8850 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
8851 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
8852 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
8853 if ix86_force_load_from_GOT_p returns true.
8854 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
8855 ix86_force_load_from_GOT_p returns true.
8856 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
8857 the external function address via the GOT slot.
8858 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
8859 HAVE_AS_IX86_GOT32X before returning false.
8860 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
8861 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
8863 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
8865 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
8867 2016-06-23 Andi Kleen <ak@linux.intel.com>
8869 * Makefile.in: Regenerate.
8870 * doc/install.texi: Document autoprofiledbootstrap.
8872 2016-06-23 Andi Kleen <ak@linux.intel.com>
8874 * config/i386/gcc-auto-profile: New file.
8876 2016-06-23 Martin Liska <mliska@suse.cz>
8879 * predict.c (predict_loops): Revert the hunk that was removed
8882 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
8884 * config.gcc: Add support for arm*-*-phoenix* targets.
8885 * config/arm/t-phoenix: New.
8886 * config/phoenix.h: New.
8888 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
8889 H.J. Lu <hongjiu.lu@intel.com>
8892 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
8893 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
8894 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
8895 ix86_force_load_from_GOT_p returns true.
8896 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
8897 ix86_force_load_from_GOT_p returns true.
8898 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
8899 ix86_force_load_from_GOT_p returns true.
8900 (ix86_expand_move): Load the external function address via the
8901 GOT slot if ix86_force_load_from_GOT_p returns true.
8902 * config/i386/predicates.md (x86_64_immediate_operand): Return
8903 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
8904 (x86_64_zext_immediate_operand): Ditto.
8906 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
8908 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
8910 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8913 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
8914 * diagnostic.c (pedwarn_at_rich_loc): New function.
8915 * spellcheck.h (best_match::best_match): Add a
8916 "best_distance_so_far" optional parameter.
8917 (best_match::set_best_so_far): New method.
8918 (best_match::get_best_distance): New accessor.
8919 (best_match::get_best_candidate_length): New accessor.
8921 2016-06-22 Nick Clifton <nickc@redhat.com>
8923 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
8924 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
8925 modes are accepted as well.
8926 (ucompare_loc_descriptor): Likewise.
8927 (minmax_loc_descriptor): Likewise.
8928 (clz_loc_descriptor): Likewise.
8929 (popcount_loc_descriptor): Likewise.
8930 (bswap_loc_descriptor): Likewise.
8931 (rotate_loc_descriptor): Likewise.
8932 (mem_loc_descriptor): Likewise.
8933 (loc_descriptor): Likewise.
8935 2016-06-22 David Malcolm <dmalcolm@redhat.com>
8937 * common.opt (fdiagnostics-parseable-fixits): New option.
8938 * diagnostic.c: Include "selftest.h".
8939 (print_escaped_string): New function.
8940 (print_parseable_fixits): New function.
8941 (diagnostic_report_diagnostic): Call print_parseable_fixits.
8942 (selftest::assert_print_escaped_string): New function.
8943 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
8944 (selftest::test_print_escaped_string): New function.
8945 (selftest::test_print_parseable_fixits_none): New function.
8946 (selftest::test_print_parseable_fixits_insert): New function.
8947 (selftest::test_print_parseable_fixits_remove): New function.
8948 (selftest::test_print_parseable_fixits_replace): New function.
8949 (selftest::diagnostic_c_tests): New function.
8950 * diagnostic.h (struct diagnostic_context): Add field
8951 "parseable_fixits_p".
8952 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8953 -fdiagnostics-parseable-fixits.
8954 (-fdiagnostics-parseable-fixits): New option.
8955 * opts.c (common_handle_option): Handle
8956 -fdiagnostics-parseable-fixits.
8957 * selftest-run-tests.c (selftest::run_tests): Call
8958 selftest::diagnostic_c_tests.
8959 * selftest.h (selftest::diagnostic_c_tests): New prototype.
8961 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
8963 PR tree-optimization/71488
8964 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
8965 comparison of boolean vectors.
8966 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
8967 of boolean vectors using bitwise operations.
8969 2016-06-22 Andreas Schwab <schwab@suse.de>
8971 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
8974 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
8976 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
8978 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
8980 * config/i386/i386.c (print_reg): Emit an error message on attempt to
8983 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8985 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
8986 * config/arm/arm-cores.def (cortex-a73): New entry.
8987 (cortex-a73.cortex-a35): Likewise.
8988 (cortex-a73.cortex-a53): Likewise.
8989 * config/arm/arm-tables.opt: Regenerate.
8990 * config/arm/arm-tune.md: Likewise.
8991 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
8992 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8993 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
8994 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
8995 * doc/invoke.texi (ARM Options): Document cortex-a73,
8996 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
8998 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9000 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9001 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9002 (cortex-a73.cortex-a35): Likewise.
9003 (cortex-a73.cortex-a53): Likewise.
9004 * config/aarch64/aarch64-tune.md: Regenerate.
9005 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9006 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9009 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9011 * configure.ac (gcc_cv_as_compress_debug): Remove
9012 --compress-debug-sections as extra as switch.
9013 Handle gas --compress-debug-sections=type.
9014 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9015 Handle gld --compress-debug-sections=type.
9016 * configure: Regenerate.
9018 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9020 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9022 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9024 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9025 (do_rewrite): likewise.
9027 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9029 * common/config/mep/mep-common.c: Remove.
9030 * config.gcc: Remove mep-* support.
9031 * config/mep/constraints.md: Remove.
9032 * config/mep/default.h: Remove.
9033 * config/mep/intrinsics.h: Remove.
9034 * config/mep/intrinsics.md: Remove.
9035 * config/mep/ivc2-template.h: Remove.
9036 * config/mep/mep-c5.cpu: Remove.
9037 * config/mep/mep-core.cpu: Remove.
9038 * config/mep/mep-default.cpu: Remove.
9039 * config/mep/mep-ext-cop.cpu: Remove.
9040 * config/mep/mep-intrin.h: Remove.
9041 * config/mep/mep-ivc2.cpu: Remove.
9042 * config/mep/mep-pragma.c: Remove.
9043 * config/mep/mep-protos.h: Remove.
9044 * config/mep/mep.c: Remove.
9045 * config/mep/mep.cpu: Remove.
9046 * config/mep/mep.h: Remove.
9047 * config/mep/mep.md: Remove.
9048 * config/mep/mep.opt: Remove.
9049 * config/mep/predicates.md: Remove.
9050 * config/mep/t-mep: Remove.
9051 * doc/install.texi: Remove mep-* documentation.
9052 * doc/md.texi: Likewise.
9054 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9056 * config.gcc: Remove support for avr-rtems.
9057 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9058 * config/avr/rtems.h: Remove.
9059 * config/avr/t-rtems: Remove.
9061 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9063 * config.gcc: Remove m32r-rtems support.
9064 * config/m32r/rtems.h: Remove.
9066 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9068 * config.gcc: Remove h8300-rtems support.
9069 * config/h8300/rtems.h: Remove.
9070 * config/h8300/t-rtems: Remove.
9072 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9074 * config.gcc: Remove support for knetbsd.
9075 * configure.ac: Likewise.
9076 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9077 * config/knetbsd-gnu.h: Remove.
9078 * configure: Regenerate.
9080 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9082 * config.gcc: Remove support for openbsd 2 and 3.
9083 * config/openbsd-oldgas.h: Remove.
9085 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9087 * config.gcc: Remove interix support.
9088 * config/i386/i386-interix.h: Remove.
9089 * config/i386/interix.opt: Remove.
9090 * config/i386/t-interix: Remove.
9091 * configure: Regenerate.
9092 * configure.ac: Remove interix support.
9093 * doc/install.texi: Remove interix documentation.
9095 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9097 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9098 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9101 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9103 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9104 they are both PLACEHOLDER_EXPRs.
9106 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9108 * stor-layout.c (layout_type): Move setting complex MODE to
9109 layout_type, instead of setting it ahead of time by the caller.
9110 * tree.c (build_complex_type): Likewise.
9112 2016-06-21 Martin Liska <mliska@suse.cz>
9114 * predict.c (force_edge_cold): Replace imposisble with
9117 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9119 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9120 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9122 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9124 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9126 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9127 Ilya Enkovich <ilya.enkovich@intel.com>
9130 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9131 New member function to convert V1TImode register to SUBREG
9132 TImode in debug insn.
9133 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9134 after changing register mode to V1TImode.
9136 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9138 * config/aarch64/aarch64-cores.def (vulcan): New core.
9139 * config/aarch64/aarch64-tune.md: Regenerate.
9140 * doc/invoke.texi: Document vulcan as an available option.
9142 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9144 * cse.c (canon_asm_operands): New function extracted from...
9145 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9146 either standalone or member of a PARALLEL.
9148 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9151 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9152 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9153 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9155 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9158 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9159 constant addresses if can_create_pseudo_p.
9161 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9163 PR tree-optimization/71588
9164 * tree-ssa-strlen.c (valid_builtin_call): New function.
9165 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9168 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9171 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9172 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9173 for conversion of scalar user var to complex type and use the
9174 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9177 PR rtl-optimization/71591
9178 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9179 don't run any tests.
9181 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9184 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9185 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9186 space for PIC with non-v32 and the common non-PIC "jump".
9188 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9191 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9192 returned values and add UN*/LTGT/*ORDERED cases with values matching
9193 D operand modifier on vcmp for AVX.
9195 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9197 * config/aarch64/aarch64.opt
9198 (mpc-relative-literal-loads): Rename internal option name.
9199 * config/aarch64/aarch64.c
9200 (aarch64_nopcrelative_literal_loads): Rename to
9201 aarch64_pcrelative_literal_loads.
9202 (aarch64_expand_mov_immediate): Likewise.
9203 (aarch64_secondary_reload): Likewise.
9204 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9205 (aarch64_override_options_after_change_1): Rename and simplify logic.
9206 (aarch64_classify_symbol): Merge large model checks into switch,
9207 remove pc-relative load check.
9209 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9211 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9212 costs relative to the cost of a register move.
9214 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9216 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9217 (vcvt_n_f64_u64): Likewise.
9218 (vcvt_n_s64_f64): Likewise.
9219 (vcvt_n_u64_f64): Likewise.
9220 (vcvt_f64_s64): Likewise.
9221 (vrecpe_f64): Likewise.
9222 (vcvt_f64_u64): Likewise.
9223 (vrecps_f64): Likewise.
9225 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9227 * config/aarch64/aarch64.md
9228 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9230 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9232 * config/aarch64/aarch64-builtins.c
9233 (aarch64_types_binop_uss_qualifiers): Delete.
9234 (TYPES_BINOP_USS): Likewise.
9235 (aarch64_types_binop_sus_qualifiers): Likewise.
9236 (TYPES_BINOP_SUS): Likewise.
9237 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9238 (TYPES_FCVTIMM_SUS): Likewise.
9239 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9241 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9242 (fcvtzs): Use SHIFTIMM rather than BINOP.
9243 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9245 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9247 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9248 costs relative to the cost of a register move.
9250 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9252 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9253 Allow scalar/single vector modes to be tieable.
9255 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9257 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9259 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9261 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9263 * tree.h (TYPE_ALIGN): Likewise.
9265 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9268 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9270 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9272 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9273 literal" build warnings.
9274 (avr_print_operand_address): Dito.
9276 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9279 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9280 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9282 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9284 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9286 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9289 * reload1.c (reload): Pass 0 to finish_spills when called because
9290 update_eliminables_and_spill returns true and remove did_spill.
9291 (finish_spills): Adjust comment and document GLOBAL parameter.
9293 2016-06-17 DJ Delorie <dj@redhat.com>
9296 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9297 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9298 (umulqihi3_virt): Likewise.
9299 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9300 (umulqihi3_real): Likewise.
9302 2016-06-17 Martin Liska <mliska@suse.cz>
9304 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9306 2016-06-17 Martin Liska <mliska@suse.cz>
9308 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9310 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9312 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9314 (vaddq_f32): Likewise.
9315 (vmul_f32): Likewise.
9316 (vmulq_f32): Likewise.
9317 (vsub_f32): Likewise.
9318 (vsubq_f32): Likewise.
9320 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9322 PR tree-optimization/71347
9323 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9324 cost for all uses in group.
9326 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9328 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9329 insert gimple seq if it's not empty.
9331 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9333 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9335 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9337 (comp_dr_with_seg_len_pair): Ditto.
9338 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9339 struct dr_with_seg_len_pair against DR_OFFSET.
9340 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9343 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9345 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9347 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9349 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9350 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9351 (pa_output_millicode_call): Likewise.
9352 (pa_output_call): Likewise.
9353 (pa_output_indirect_call): Likewise.
9354 (pa_asm_output_mi_thunk): Likewise.
9356 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9358 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9360 2016-06-16 Martin Liska <mliska@suse.cz>
9362 * predict.c (combine_predictions_for_insn): When we find a first
9363 match predictor, we should consider just predictors with
9364 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9365 DS theory predictor.
9366 (combine_predictions_for_bb): Likewise.
9368 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9370 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
9371 with base of reference to struct.
9373 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9375 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
9377 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9380 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
9381 progmem_swtable_section.
9382 (progmem_swtable_section): Remove.
9383 (avr_asm_function_rodata_section): Remove.
9384 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9385 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
9387 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
9389 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9390 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
9391 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
9392 signature_CENTAUR_ebx.
9393 * config/i386/i386.c (ix86_option_override_internal): Add
9394 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
9395 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
9396 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
9398 2016-06-16 Martin Liska <mliska@suse.cz>
9400 * predict.def: Add fortran loop preheader predictor.
9401 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
9402 fold IFN_BUILTIN_EXPECT with a known constant argument.
9404 2016-06-16 Martin Liska <mliska@suse.cz>
9406 * predict.def: Add 'Fortran' to display text of all
9407 PRED_FORTRAN_* predictors.
9409 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
9412 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
9413 [IA64_BUILTIN_NANSQ]: Ditto.
9414 (ia64_fold_builtin): New function.
9415 (TARGET_FOLD_BUILTIN): New define.
9416 (ia64_init_builtins) Declare const_string_type node.
9417 Add __builtin_nanq and __builtin_nansq builtin functions.
9418 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
9420 2016-06-16 Nick Clifton <nickc@redhat.com>
9422 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
9423 MSP430_HWMULT_ prefix to enum values.
9424 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
9425 * config/msp430/msp430.c: Update use of enum values.
9426 * config/msp430/msp430.md: Likewise.
9427 * config/msp430/msp430.opt: Likewise.
9429 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
9431 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
9432 of comparsions in the last iteration.
9434 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9435 Joern Rennecke <joern.rennecke@embecosm.com>
9437 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
9439 (arc_needs_pcl_p): Add GOTOFFPC.
9440 (arc_legitimate_pic_addr_p): Likewise.
9441 (arc_output_pic_addr_const): Likewise.
9442 (arc_legitimize_pic_address): Generate a pc-relative address using
9444 (arc_output_libcall): Use @pcl syntax.
9445 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
9446 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
9447 (*movsi_insn): Use @pcl syntax.
9448 (doloop_begin_i): Likewise.
9450 2016-06-16 Martin Liska <mliska@suse.cz>
9452 * predict.def: Define a new predictor.
9454 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
9456 * config/arc/arc.opt (mtp-regno): Update text.
9458 2016-06-16 Renlin Li <renlin.li@arm.com>
9460 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
9462 2016-06-16 Jakub Jelinek <jakub@redhat.com>
9465 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
9466 (setcc + and peephole2): Likewise.
9468 PR rtl-optimization/71532
9469 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
9472 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
9474 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
9475 DImode constants with XXSPLTIB in vector registers.
9476 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
9477 vsx_extract_<mode>_internal{1,2} into a single insn that handles
9478 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
9479 extraction of the element at the top of the register as a scalar
9481 (vsx_extract_<mode>_internal1): Likewise.
9482 (vsx_extract_<mode>_internal2): Likewise.
9483 * config/rs6000/constraints.md (wi constraint): Remove a comment
9484 about DImode not being allowed in Altivec registers.
9485 (wB constraint): New constraint for constants that can be
9486 generated in Altivec registers with VSPLTISW/VUPKHSW.
9487 * config/rs6000/predicates.md (xxspltib_constant_split): Update
9489 (xxspltib_constant_nosplit): Likewise.
9490 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
9491 support for -mupper-regs-di to enable DImode to go into Altivec
9493 (POWERPC_MASKS): Likewise.
9494 (power7 cpu): Likewise.
9495 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
9496 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
9497 for DImode being allowed in Altivec registers. Update wi/wj
9498 constraints. Set scalar_in_vmx_p flag.
9499 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
9500 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
9501 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
9502 (rs6000_opt_masks): Add -mupper-regs-di.
9503 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
9504 direct move to use wi and not wj.
9506 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
9508 (floatunssi<mode>2_lfiwzx_mem): Likewise.
9509 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
9510 any VSX register, instead of just Altivec registers, to allow
9511 either operand to be an Altivec register or both.
9512 (fixuns_trunc<mode>di2_fctiduz): Likewise.
9513 (movdi_internal32): Add support for -mupper-regs-di. Add support
9514 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
9515 the alternatives and attributes to be lined up to be easier to
9517 (movdi_internal64): Likewise.
9518 (64-bit DImode splitters): Change predicates to only split loading
9519 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
9520 load constants in ISA 3.0 or ISA 2.07 respectively.
9521 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9522 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
9523 mention -mcpu=power9 sets these options.
9524 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
9527 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9530 * config/avr/avr.c (avr_set_current_function): Warn misspelled
9531 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
9532 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
9533 by default to warn misspelled interrupt/ signal handler.
9534 * doc/invoke.texi (AVR Options): Document it. Update description
9535 for -nodevicelib option.
9537 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9539 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
9540 up parentheses. Use GET_MODE_UNIT_BITSIZE.
9541 (aarch64_<sur>shll2_n<mode>): Likewise.
9543 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
9546 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
9547 DECL_CONTEXT for copied arguments.
9549 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9551 PR tree-optimization/71483
9552 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
9555 2016-06-15 Martin Liska <mliska@suse.cz>
9557 * predict.c (tree_predict_by_opcode): Call predict_edge_def
9558 instead of predict_edge w/o a probability.
9560 2016-06-15 Alan Hayward <alan.hayward@arm.com>
9562 PR tree-optimization/71439
9563 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
9566 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9568 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
9569 register subregs in SET_SRC.
9571 2016-06-15 Richard Biener <rguenther@suse.de>
9573 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
9576 2016-06-15 Richard Biener <rguenther@suse.de>
9578 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
9579 not consider dependences between accesses that belong to the
9581 (vect_analyze_data_ref_dependences): Do not analyze read-read
9582 or self-dependences.
9584 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9586 * spellcheck-tree.c: Include spellcheck-tree.h rather than
9588 (find_closest_identifier): Reimplement in terms of
9589 best_match<tree,tree>.
9590 * spellcheck-tree.h: New file.
9591 * spellcheck.c (struct edit_distance_traits<const char *>): New
9593 (find_closest_string): Reimplement in terms of
9594 best_match<const char *, const char *>.
9595 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
9596 overload to spellcheck-tree.h.
9597 (find_closest_identifier): Likewise.
9598 (struct edit_distance_traits<T>): New template.
9599 (class best_match): New class.
9601 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9603 * selftest-run-tests.c (selftest::run_tests): Call
9604 selftest::spellcheck_tree_c_tests.
9605 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
9606 * spellcheck-tree.c: Include selftest.h and stringpool.h.
9607 (selftest::test_find_closest_identifier): New function.
9608 (selftest::spellcheck_tree_c_tests): New function.
9609 * spellcheck.c (selftest::test_find_closest_string): Verify that
9610 the order of the vec does not affect the results for this case.
9611 (selftest::test_data): New array.
9612 (selftest::test_metric_conditions): New function.
9613 (selftest::spellcheck_c_tests): Add a test of case-comparison.
9614 Call selftest::test_metric_conditions.
9616 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9618 * config/rs6000/rs6000-builtin.def (commentary): Typo.
9619 (BU_P9_MISC_1): Likewise.
9620 (BU_P9_64BIT_MISC_0): Likewise.
9621 (BU_P9_MISC_0): Likewise.
9623 2016-06-14 David Malcolm <dmalcolm@redhat.com>
9625 * gcc-rich-location.c
9626 (gcc_rich_location::add_fixit_misspelled_id): New method.
9627 * gcc-rich-location.h
9628 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
9630 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
9632 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
9633 FreeBSD 11 and above.
9635 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
9639 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9641 * expmed.h: Close parenthesis in "at your option" in copyright
9643 * lower-subreg.h: Likewise.
9645 2016-06-14 Richard Biener <rguenther@suse.de>
9648 * genmatch.c (expr::gen_transform): Use in_type for comparisons
9651 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9653 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
9655 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
9657 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
9659 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
9660 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
9662 2016-06-14 Richard Biener <rguenther@suse.de>
9664 PR tree-optimization/71522
9665 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
9666 copying into float copying.
9668 2016-06-14 Jakub Jelinek <jakub@redhat.com>
9670 PR tree-optimization/71520
9671 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
9672 (replace_block_by): Move user labels from bb1 to bb2.
9674 2016-06-14 Richard Biener <rguenther@suse.de>
9678 * expr.h (get_bit_range): Declare.
9679 * expr.c (get_bit_range): Export.
9680 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
9681 word_mode again to constrain the bitfield access.
9683 2016-06-14 Richard Biener <rguenther@suse.de>
9685 PR tree-optimization/71521
9686 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
9687 division int_const_binop against zero divisor.
9689 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9691 * config/i386/i386.md (signbittf2): New expander.
9692 * config/i386/sse.md (ptesttf2): New insn pattern.
9694 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9697 * input.c (selftest::test_reading_source_line): Avoid reading from
9698 __FILE__ by creating a tempfile with known content and reading
9701 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9703 * pretty-print.c (assert_pp_format_colored): Skip the test if
9705 (test_pp_format): Remove comment about GCC_COLORS.
9707 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9709 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
9710 * pretty-print.c (assert_pp_format_va): Add location param and use
9711 it with ASSERT_STREQ_AT.
9712 (assert_pp_format): Add location param and pass it to
9713 assert_pp_format_va.
9714 (assert_pp_format_colored): Likewise.
9715 (ASSERT_PP_FORMAT_1): New.
9716 (ASSERT_PP_FORMAT_2): New.
9717 (ASSERT_PP_FORMAT_3): New.
9718 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
9719 explicitly, or implicitly via the above macros.
9720 * selftest.c (selftest::pass): Use a selftest::location rather
9722 (selftest::fail): Likewise. Print the function name.
9723 (selftest::fail_formatted): Likewise.
9724 (selftest::assert_streq): Use a selftest::location rather than
9726 * selftest.h (selftest::location): New struct.
9727 (SELFTEST_LOCATION): New macro.
9728 (selftest::pass): Accept a const location & rather than file
9730 (selftest::fail): Likewise.
9731 (selftest::fail_formatted): Likewise.
9732 (selftest::assert_streq): Likewise.
9733 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
9734 (ASSERT_FALSE): Likewise.
9735 (ASSERT_EQ): Likewise.
9736 (ASSERT_NE): Likewise.
9737 (ASSERT_STREQ): Likewise.
9738 (ASSERT_PRED1): Likewise.
9739 (ASSERT_STREQ_AT): New macro.
9741 2016-06-13 David Malcolm <dmalcolm@redhat.com>
9743 * selftest.c (selftest::fail_formatted): New function.
9744 (selftest::assert_streq): New function.
9745 * selftest.h (selftests::fail_formatted): New decl.
9746 (selftest::assert_streq): New decl.
9747 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
9749 2016-06-13 Jeff Law <law@redhat.com>
9751 PR tree-optimization/71403
9752 * tree-ssa-threadbackward.c
9753 (convert_and_register_jump_thread_path): No longer accept reference
9754 to path. Do not pop items off the path anymore.
9755 (fsm_find_control_statement_thread_paths): Do not allow threading
9756 to a deeper loop nest. Pop the last item off the path here rather
9757 than in convert_and_register_jump_thread_path.
9759 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9760 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
9762 [AArch64] Emit division using the Newton series
9764 * config/aarch64/aarch64-protos.h
9765 (cpu_approx_modes): Add new member "division".
9766 (aarch64_emit_approx_div): Declare new function.
9767 * config/aarch64/aarch64.c
9768 (generic_approx_modes): New member "division".
9769 (exynosm1_approx_modes): Likewise.
9770 (xgene1_approx_modes): Likewise.
9771 (aarch64_emit_approx_div): Define new function.
9772 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
9773 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
9774 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
9775 * doc/invoke.texi (-mlow-precision-div): Describe new option.
9777 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9778 Wilco Dijkstra <wilco.dijkstra@arm.com>
9780 [AArch64] Emit square root using the Newton series
9782 * config/aarch64/aarch64-protos.h
9783 (aarch64_emit_approx_rsqrt): Replace with new function
9784 "aarch64_emit_approx_sqrt".
9785 (cpu_approx_modes): New member "sqrt".
9786 * config/aarch64/aarch64.c
9787 (generic_approx_modes): New member "sqrt".
9788 (exynosm1_approx_modes): Likewise.
9789 (xgene1_approx_modes): Likewise.
9790 (aarch64_emit_approx_rsqrt): Replace with new function
9791 "aarch64_emit_approx_sqrt".
9792 (aarch64_override_options_after_change_1): Handle new option.
9793 * config/aarch64/aarch64-simd.md
9794 (rsqrt<mode>2): Use new function instead.
9795 (sqrt<mode>2): New expansion and insn definitions.
9796 * config/aarch64/aarch64.md: Likewise.
9797 * config/aarch64/aarch64.opt
9798 (mlow-precision-sqrt): Add new option description.
9799 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
9801 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
9803 [AArch64] Add more choices for the reciprocal square root approximation
9805 Allow a target to prefer such operation depending on the operation mode.
9807 * config/aarch64/aarch64-protos.h
9808 (AARCH64_APPROX_MODE): New macro.
9809 (AARCH64_APPROX_{NONE,ALL}): Likewise.
9810 (cpu_approx_modes): New structure.
9811 (tune_params): New member "approx_modes".
9812 * config/aarch64/aarch64-tuning-flags.def
9813 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
9814 * config/aarch64/aarch64.c
9815 (generic_approx_modes): New core "cpu_approx_modes" structure.
9816 (exynosm1_approx_modes): Likewise.
9817 (xgene1_approx_modes): Likewise.
9818 (generic_tunings): New member "approx_modes".
9819 (cortexa35_tunings): Likewise.
9820 (cortexa53_tunings): Likewise.
9821 (cortexa57_tunings): Likewise.
9822 (cortexa72_tunings): Likewise.
9823 (exynosm1_tunings): Likewise.
9824 (thunderx_tunings): Likewise.
9825 (xgene1_tunings): Likewise.
9826 (use_rsqrt_p): New argument for the mode and use new member from
9828 (aarch64_builtin_reciprocal): Devise mode from builtin.
9829 (aarch64_optab_supported_p): New argument for the mode.
9830 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
9832 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9834 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
9835 RS6000_BTM_MODULO flag into the set of flags that are considered
9836 to be part of the common configuration.
9838 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
9840 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
9841 difference unsigned.
9842 (vec_absdb): New macro for vector absolute difference unsigned
9844 (vec_absdh): New macro for vector absolute difference unsigned
9846 (vec_absdw): New macro for vector absolute difference unsigned word.
9847 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
9848 (vadu<mode>3): New insn.
9849 (*p9_vadu<mode>3): New insn.
9850 * config/rs6000/rs6000-builtin.def (vadub): New built-in
9852 (vaduh): New built-in definition.
9853 (vaduw): New built-in definition.
9854 (vadu): New overloaded built-in definition.
9855 (vadub): New overloaded built-in definition.
9856 (vaduh): New overloaded built-in definition.
9857 (vaduw): New overloaded built-in definition.
9858 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9859 overloaded vector absolute difference unsigned functions.
9860 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9861 the ISA 3.0 vector absolute difference unsigned built-in functions.
9863 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
9865 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
9866 update shared_lookup_references only once after changing operands.
9868 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
9871 * tree-nested.c (convert_nonlocal_omp_clauses)
9872 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
9874 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
9875 * tree.def (CASE_LABEL_EXPR): Likewise.
9877 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
9880 * input.c (test_builtins): Fix an assertion.
9882 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9884 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
9887 (isinf<mode>2): Ditto.
9889 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
9891 * ggc-tests.c (test_finalization): Only test need_finalization_p
9892 for GCC_VERSION >= 4003.
9894 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9896 * config/s390/vecintrin.h: Fix file description in comment.
9898 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9900 * config/s390/s390-builtin-types.def: Change builtin type naming
9901 scheme to match builtin-types.def.
9903 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
9905 * fold-const.c (optimize_minmax_comparison): Remove.
9906 (fold_comparison): Remove call to the above.
9907 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
9908 New transformations.
9910 2016-06-13 Alan Hayward <alan.hayward@arm.com>
9912 PR tree-optimization/71416
9913 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
9916 2016-06-13 Martin Liska <mliska@suse.cz>
9918 * predict.c (enum predictor_reason): Prefix enum with REASON_.
9919 (combine_predictions_for_insn): Likewise.
9920 (prune_predictions_for_bb): Likewise.
9921 (combine_predictions_for_bb): Likewise.
9923 2016-06-13 Richard Biener <rguenther@suse.de>
9925 PR tree-optimization/71505
9926 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
9927 assert match comment.
9929 2016-06-13 Marek Polacek <polacek@redhat.com>
9932 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
9933 gimplify_switch_expr.
9934 (warn_switch_unreachable_r): New function.
9936 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9939 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
9942 2016-06-13 Richard Biener <rguenther@suse.de>
9945 * fold-const.c (fold_unary_loc): Preserve alignment when
9946 folding a VIEW_CONVERT_EXPR into a MEM_REF.
9948 2016-06-13 Martin Liska <mliska@suse.cz>
9951 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
9952 w/ -fsanitize=bounds.
9954 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9956 * config/i386/i386.c (ix86_init_builtins): Calculate
9957 FLOAT128_FTYPE_CONST_STRING function type only once.
9958 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
9959 built-in functions are available for x86-32 and x86-64 targets.
9961 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
9964 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
9966 (FLOAT128_FTYPE_CONST_STRING): New function type.
9967 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
9968 [IX86_BUILTIN_NANSQ]: Ditto.
9969 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9970 (ix86_init_builtin_types): Declare const_string_type_node.
9971 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
9973 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
9974 * doc/extend.texi (x86 Built-in Functions): Document
9975 __builtin_nanq and __builtin_nansq.
9977 2016-06-11 Jiong Wang <jiong.wang@arm.com>
9980 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
9981 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
9982 length for pop patterns.
9983 (arm_attr_length_push_multi): Update comments.
9984 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
9986 (*pop_multiple_with_writeback_and_return): Likewise.
9987 (*pop_multiple_with_return): Likewise.
9989 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
9992 * fold-const.c (optimize_bit_field_compare): Don't try to use
9993 word_mode unconditionally for reading the bit field, look at
9994 DECL_BIT_FIELD_REPRESENTATIVE instead.
9996 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9999 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10000 vector integer type.
10002 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10004 PR middle-end/71494
10005 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10006 without LABEL_DECL, set *handled_ops_p to false instead of true.
10008 2016-06-10 Martin Sebor <msebor@redhat.com>
10011 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10012 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10013 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10015 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10016 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10017 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10018 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10019 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10020 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10021 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10022 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10024 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10026 * config/arm/arm.h (pool_vector_label,
10027 return_used_this_function): Remove.
10029 2016-06-10 Jeff Law <law@redhat.com>
10031 PR tree-optimization/71335
10032 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10033 zero length paths here.
10034 (convert_and_register_jump_thread_path): Remove hacks related to
10035 duplicated blocks in the jump thread path.
10036 (fsm_find_control_statement_thread_paths): Avoid putting the same
10037 block on the thread path twice, but ensure the thread path is
10038 unchanged from the caller's point of view.
10040 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10042 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10043 * predict.def (PRED_LOOP_BRANCH): Remove.
10045 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10047 * Makefile.in (OBJS): Add ggc-tests.o.
10048 (GTFILES): Add ggc-tests.c.
10049 * ggc-tests.c: New file.
10050 * selftest-run-tests.c (selftest::run_tests): Call
10051 selftest::ggc_tests_c_tests.
10052 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10054 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10056 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10058 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10061 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10062 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10064 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10066 * profile.c: Include cfgloop.h.
10067 (branch_prob): Compute estimated number of iterations.
10068 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10069 recompute estimate number of iterations from profile.
10071 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10073 PR inline-asm/68843
10074 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10075 must be grouped on top of stack. Don't force early clobber
10076 on ordinary reg outputs.
10078 2016-06-10 Richard Biener <rguenther@suse.de>
10080 * targhooks.c (default_builtin_vectorization_cost): Adjust
10081 vec_construct cost.
10083 2016-06-10 Richard Biener <rguenther@suse.de>
10085 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10086 to fold the RHS to a constant if possible.
10088 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10090 PR middle-end/71373
10091 * tree-nested.c (convert_nonlocal_omp_clauses)
10092 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10093 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10094 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10096 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10098 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10100 * omp-low.c (scan_sharing_clauses): Don't expect
10101 OMP_CLAUSE__CACHE_.
10103 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10105 PR tree-optimization/71407
10106 PR tree-optimization/71416
10107 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10108 BIT_FIELD_REF type.
10110 2016-06-10 Richard Biener <rguenther@suse.de>
10112 PR middle-end/71477
10113 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10115 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10117 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10119 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10120 Jiong Wang <jiong.wang@arm.com>
10122 PR rtl-optimization/70751
10123 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10124 spilled into memory.
10126 2016-06-09 Jonathan Yong <10walls@gmail.com>
10129 2015-09-21 Jonathan Yong <10walls@gmail.com>
10131 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10132 sysroot/usr/lib/32api for additional win32 libraries,
10133 fixes failing Cygwin bootstrapping.
10135 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10137 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10140 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10143 * pretty-print.c (pp_indent): Specify that %p is printed in a
10144 host-dependent manner.
10145 (test_pp_format): Remove the test for %p.
10147 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10149 * config/mips/mips.c (mips_output_jump): Fix formatting.
10151 2016-06-09 Richard Biener <rguenther@suse.de>
10153 PR tree-optimization/71462
10154 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10157 2016-06-09 Martin Liska <mliska@suse.cz>
10159 * predict.c (dump_prediction): Add new argument.
10160 (enum predictor_reason): New enum.
10161 (struct predictor_hash): New struct.
10162 (predictor_hash::hash): New function.
10163 (predictor_hash::equal): Likewise.
10164 (not_removed_prediction_p): New function.
10165 (prune_predictions_for_bb): Likewise.
10166 (combine_predictions_for_bb): Prune predictions.
10168 2016-06-09 Martin Liska <mliska@suse.cz>
10170 * predict.c (filter_predictions): New function.
10171 (remove_predictions_associated_with_edge): Use the filter
10173 (equal_edge_p): New function.
10175 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10177 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10178 Correct usage of @samp vs @option, add @samp where appropriate.
10179 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10180 Add armv6s-m and document it, as it is no official ARM name.
10182 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10184 * ifcvt.c (struct noce_if_info): Add transform_name field.
10185 (noce_try_move): Set if_info->transform_name to the function name.
10186 (noce_try_ifelse_collapse): Likewise.
10187 (noce_try_store_flag): Likewise.
10188 (noce_try_inverse_constants): Likewise.
10189 (noce_try_store_flag_constants): Likewise.
10190 (noce_try_addcc): Likewise.
10191 (noce_try_store_flag_mask): Likewise.
10192 (noce_try_cmove): Likewise.
10193 (noce_try_cmove_arith): Likewise.
10194 (noce_try_minmax): Likewise.
10195 (noce_try_abs): Likewise.
10196 (noce_try_sign_mask): Likewise.
10197 (noce_try_bitop): Likewise.
10198 (noce_convert_multiple_sets): Likewise.
10199 (noce_process_if_block): Print if_info->transform_name to
10200 dump_file if transformation succeeded.
10202 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10204 * config/arm/cortex-a57.md (cortex_a57_alu):
10207 2016-06-08 Martin Sebor <msebor@redhat.com>
10208 Jakub Jelinek <jakub@redhat.com>
10212 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10213 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10214 * builtins.c: Include gimple-fold.h.
10215 (fold_builtin_arith_overflow): Handle
10216 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10217 (fold_builtin_3): Likewise.
10218 * doc/extend.texi (Integer Overflow Builtins): Document
10219 __builtin_{add,sub,mul}_overflow_p.
10221 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10223 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10224 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10226 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10228 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10229 Rewrite, looking one level down for records and arrays.
10231 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10233 * pretty-print.c: Include "selftest.h".
10234 (pp_format): Fix comment.
10235 (identifier_to_locale): Likewise.
10236 (selftest::test_basic_printing): New function.
10237 (selftest::assert_pp_format): New function.
10238 (selftest::test_pp_format): New function.
10239 (selftest::pretty_print_c_tests): New function.
10240 * selftest-run-tests.c (selftest::run_tests): Call
10241 selftest::pretty_print_c_tests.
10242 * selftest.h (pretty_print_c_tests): New declaration.
10244 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10246 * invoke.texi (max-loop-headers-insns): Document.
10247 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10248 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10249 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10251 2016-06-08 Richard Biener <rguenther@suse.de>
10253 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10254 on strided SLP loads and fall back to scalar loads in case
10255 we can't chunk them.
10257 2016-06-08 Richard Biener <rguenther@suse.de>
10259 PR tree-optimization/71452
10260 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10261 type used for the SSA rewrite has enough precision to cover
10262 the dynamic type of the location.
10264 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10265 Richard Biener <rguenther@suse.de>
10268 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10269 the same as DECL_P (base0) for indirect_base0. Use equality_code
10270 in one further place.
10272 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10274 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10275 to one word if the field is known to overlap other words.
10276 (extract_bit_field_1): Likewise.
10277 (store_split_bit_field): Remove compensating code.
10278 (extract_split_bit_field): Likewise.
10280 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10284 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10286 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10288 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10290 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10291 (arch64_addpv4sf): Delete.
10292 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10293 "gen_aarch64_addpv4sf".
10294 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10296 (vpadds_f32): Likewise.
10297 (vpaddq_f32): Likewise.
10298 (vpaddq_f64): Likewise.
10300 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10302 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10304 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10305 to VALLF. Rename to "fabd<mode>3".
10306 "*fabd_scalar<mode>3): Delete.
10307 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10309 (vabdd_f64): Likewise.
10310 (vabd_f32): Likewise.
10311 (vabd_f64): Likewise.
10312 (vabdq_f32): Likewise.
10313 (vabdq_f64): Likewise.
10315 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10317 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10319 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10320 "aarch64_rsqrts<mode>".
10321 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10322 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10324 (vrsqrtsd_f64): Likewise.
10325 (vrsqrts_f32): Likewise.
10326 (vrsqrts_f64): Likewise.
10327 (vrsqrtsq_f32): Likewise.
10328 (vrsqrtsq_f64): Likewise.
10330 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10332 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10334 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10335 "aarch64_rsqrte<mode>".
10336 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10337 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10339 (vrsqrted_f64): Likewise.
10340 (vrsqrte_f32): Likewise.
10341 (vrsqrte_f64): Likewise.
10342 (vrsqrteq_f32): Likewise.
10343 (vrsqrteq_f64): Likewise.
10345 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10347 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10349 (fcvtzs): Likewise.
10350 (fcvtzu): Likewise.
10351 * config/aarch64/aarch64-simd.md
10352 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10353 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10354 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10356 (vcvt_n_f32_u32): Likewise.
10357 (vcvt_n_s32_f32): Likewise.
10358 (vcvt_n_u32_f32): Likewise.
10359 (vcvtq_n_f32_s32): Likewise.
10360 (vcvtq_n_f32_u32): Likewise.
10361 (vcvtq_n_f64_s64): Likewise.
10362 (vcvtq_n_f64_u64): Likewise.
10363 (vcvtq_n_s32_f32): Likewise.
10364 (vcvtq_n_s64_f64): Likewise.
10365 (vcvtq_n_u32_f32): Likewise.
10366 (vcvtq_n_u64_f64): Likewise.
10367 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
10368 (VSDQ_SDI): Likewise.
10369 (fcvt_target): Support V4DI, V4SI and V2SI.
10370 (FCVT_TARGET): Likewise.
10372 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10374 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
10375 (TYPES_BINOP_SUS): Likewise.
10376 (aarch64_simd_builtin_data): Update include file name.
10377 (aarch64_builtins): Likewise.
10378 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
10379 for conversion between scalar float-point and fixed-point.
10381 (fcvtzs): Likewise.
10382 (fcvtzu): Likewise.
10383 * config/aarch64/aarch64.md
10384 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
10385 pattern for conversion between scalar float to fixed-pointer.
10386 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
10387 (UNSPEC_FCVTZS): New UNSPEC enumeration.
10388 (UNSPEC_FCVTZU): Likewise.
10389 (UNSPEC_SCVTF): Likewise.
10390 (UNSPEC_UCVTF): Likewise.
10391 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
10393 (vcvtd_n_f64_u64): Likewise.
10394 (vcvtd_n_s64_f64): Likewise.
10395 (vcvtd_n_u64_f64): Likewise.
10396 (vcvtd_n_f32_s32): Likewise.
10397 (vcvts_n_f32_u32): Likewise.
10398 (vcvtd_n_s32_f32): Likewise.
10399 (vcvts_n_u32_f32): Likewise.
10400 * config/aarch64/iterators.md (fcvt_target): Support integer to float
10402 (FCVT_TARGET): Likewise.
10403 (FCVT_FIXED2F): New iterator.
10404 (FCVT_F2FIXED): Likewise.
10405 (fcvt_fixed_insn): New define_int_attr.
10407 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10409 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
10410 some statements was removed.
10412 2016-06-08 Alan Hayward <alan.hayward@arm.com>
10414 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
10415 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
10416 (vect_can_advance_ivs_p): likewise.
10417 (vect_update_ivs_after_vectorizer): likewise.
10418 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
10419 (vect_analyze_scalar_cycles_1): likewise.
10420 (vect_analyze_loop_operations): likewise.
10421 (report_vect_op): likewise.
10422 (vect_is_slp_reduction): likewise.
10423 (vect_is_simple_reduction): likewise.
10424 (get_initial_def_for_induction): likewise.
10425 (vect_transform_loop): likewise.
10426 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
10427 (vect_recog_sad_pattern): likewise.
10428 (vect_recog_widen_sum_pattern): likewise.
10429 (vect_recog_widening_pattern): likewise.
10430 (vect_recog_divmod_pattern): likewise.
10431 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
10432 (vect_analyze_slp_instance): likewise.
10433 (vect_transform_slp_perm_load): likewise.
10434 (vect_schedule_slp_instance): likewise.
10436 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10438 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
10439 (return_prediction): PRED_CONST_RETURN predict return as not taken.
10440 * predict.def (PRED_CONTINUE): Change hitrate 50->67
10441 (PRED_LOOP_BRANCH): Document predictor as broken.
10442 (PRED_LOOP_EXIT): Change hitrate 91->92.
10443 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
10444 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
10445 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
10446 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
10447 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
10448 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
10449 (PRED_CALL): Chane hitrate 71->67.
10450 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
10451 (PRED_GOTO): Document as unused right now.
10452 (PRED_CONST_RETURN): Change hitrate 67->69
10453 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
10454 (PRED_NULL_RETURN): Change hitrate 91->90.
10455 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
10456 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
10457 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
10459 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
10461 * config/rs6000/altivec.h: Add __builtin_vec_mul.
10462 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
10463 special case Altivec builtin.
10464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10465 VSX_BUILTIN_VEC_MUL (replaced with special case code).
10466 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10467 code for ALTIVEC_BUILTIN_VEC_MUL.
10468 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10469 for __builtin_vec_mul.
10471 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
10473 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
10476 2016-06-07 David Malcolm <dmalcolm@redhat.com>
10478 * spellcheck.c (selftest::test_find_closest_string): New function.
10479 (spellcheck_c_tests): Call the above.
10481 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10483 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
10485 2016-06-07 Jakub Jelinek <jakub@redhat.com>
10487 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
10488 Yv=Yv,C alternatives.
10490 2016-06-07 Richard Biener <rguenther@suse.de>
10493 * common.opt (ffast-math): Make Optimization.
10495 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
10496 Prachi Godbole <prachi.godbole@imgtec.com>
10498 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
10499 `fabs' and `fneg' type attributes.
10500 (p5600_fpu_fabs): Add `fmove' to the comment.
10502 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10504 * gimple.c: Include builtins.h
10505 (gimple_inexpensive_call_p): New function.
10506 * gimple.h (gimple_inexpensive_call_p): Declare.
10507 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
10508 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
10511 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
10513 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
10514 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
10515 warning_at_rich_loc, warning_n, pedwarn, permerror,
10516 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
10517 sorry, fatal_error, internal_error, internal_error_no_backtrace):
10520 2016-06-07 Richard Biener <rguenther@suse.de>
10522 PR tree-optimization/71428
10523 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
10524 BIT_FIELD_REF op vs. load.
10526 2016-06-07 Richard Biener <rguenther@suse.de>
10528 PR middle-end/71423
10529 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
10532 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10534 * config/pa/pa.md (call): Generate indirect long calls to non-local
10535 functions on TARGET_64BIT.
10536 (call_value): Likewise.
10538 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
10540 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
10541 pattern and subsequent splitters.
10542 (call_val_reg_64bit_post_reload): Likewise.
10544 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10546 PR middle-end/71408
10547 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
10548 propagate_op_to_single_use.
10550 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10552 PR middle-end/71281
10553 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
10555 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
10557 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
10558 (enum x86_dirflag_state): New enum.
10559 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
10560 (machine_function): Remove needs_cld.
10561 (ix86_current_function_needs_cld): Remove.
10562 * config/i386/i386.c (ix86_set_func_type): Set
10563 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
10564 (ix86_expand_prologue): Do not emit CLD here.
10565 (ix86_dirflag_mode_needed): New function.
10566 (ix86_dirflag_mode_entry): Ditto.
10567 (ix86_mode_needed): Handle X86_DIRFLAG entity.
10568 (ix86_mode_after): Ditto.
10569 (ix86_mode_entry): Ditto.
10570 (ix86_mode_exit): Ditto.
10571 (ix86_emit_mode_set): Ditto.
10572 * config/i386/i386.md (strmov_singleop): Set
10573 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
10574 Do not set ix86_current_function_needs_cld.
10576 (strset_singleop): Ditto.
10578 (cmpstrnqi_nz_1): Ditto.
10579 (cmpstrnqi_1): Ditto.
10580 (strlenqi_1): Ditto.
10582 2016-06-06 Jakub Jelinek <jakub@redhat.com>
10584 PR tree-optimization/71259
10585 * tree-vect-slp.c (vect_get_constant_vectors): For
10586 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
10587 one for constant op, and use COND_EXPR for non-constant.
10589 2016-06-06 David Malcolm <dmalcolm@redhat.com>
10591 * Makefile.in (OBJS): Add function-tests.o,
10592 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
10593 selftest-run-tests.o.
10594 (OBJS-libcommon): Add selftest.o.
10595 (OBJS-libcommon-target): Add selftest.o.
10596 (all.internal): Add "selftest".
10597 (all.cross): Likewise.
10598 (selftest): New phony target.
10599 (s-selftest): New target.
10600 (selftest-gdb): New phony target.
10601 (COLLECT2_OBJS): Add selftest.o.
10602 * bitmap.c: Include "selftest.h".
10603 (selftest::test_gc_alloc): New function.
10604 (selftest::test_set_range): New function.
10605 (selftest::test_clear_bit_in_middle): New function.
10606 (selftest::test_copying): New function.
10607 (selftest::test_bitmap_single_bit_set_p): New function.
10608 (selftest::bitmap_c_tests): New function.
10609 * common.opt (fself-test): New.
10610 * diagnostic-show-locus.c: Include "selftest.h".
10611 (make_range): New function.
10612 (test_range_contains_point_for_single_point): New function.
10613 (test_range_contains_point_for_single_line): New function.
10614 (test_range_contains_point_for_multiple_lines): New function.
10615 (assert_eq): New function.
10616 (test_get_line_width_without_trailing_whitespace): New function.
10617 (selftest::diagnostic_show_locus_c_tests): New function.
10618 * et-forest.c: Include "selftest.h".
10619 (selftest::test_single_node): New function.
10620 (selftest::test_simple_tree): New function.
10621 (selftest::test_disconnected_nodes): New function.
10622 (selftest::et_forest_c_tests): New function.
10623 * fold-const.c: Include "selftest.h".
10624 (selftest::assert_binop_folds_to_const): New function.
10625 (selftest::assert_binop_folds_to_nonlvalue): New function.
10626 (selftest::test_arithmetic_folding): New function.
10627 (selftest::fold_const_c_tests): New function.
10628 * function-tests.c: New file.
10629 * gimple.c: Include "selftest.h".
10630 Include "gimple-pretty-print.h".
10631 (selftest::verify_gimple_pp): New function.
10632 (selftest::test_assign_single): New function.
10633 (selftest::test_assign_binop): New function.
10634 (selftest::test_nop_stmt): New function.
10635 (selftest::test_return_stmt): New function.
10636 (selftest::test_return_without_value): New function.
10637 (selftest::gimple_c_tests): New function.
10638 * hash-map-tests.c: New file.
10639 * hash-set-tests.c: New file.
10640 * input.c: Include "selftest.h".
10641 (selftest::assert_loceq): New function.
10642 (selftest::test_accessing_ordinary_linemaps): New function.
10643 (selftest::test_unknown_location): New function.
10644 (selftest::test_builtins): New function.
10645 (selftest::test_reading_source_line): New function.
10646 (selftest::input_c_tests): New function.
10647 * rtl-tests.c: New file.
10648 * selftest-run-tests.c: New file.
10649 * selftest.c: New file.
10650 * selftest.h: New file.
10651 * spellcheck.c: Include "selftest.h".
10652 (selftest::levenshtein_distance_unit_test_oneway): New function,
10653 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
10654 (selftest::levenshtein_distance_unit_test): Likewise.
10655 (selftest::spellcheck_c_tests): Likewise.
10656 * toplev.c: Include selftest.h.
10657 (toplev::run_self_tests): New.
10658 (toplev::main): Handle -fself-test.
10659 * toplev.h (toplev::run_self_tests): New.
10660 * tree.c: Include "selftest.h".
10661 (selftest::test_integer_constants): New function.
10662 (selftest::test_identifiers): New function.
10663 (selftest::test_labels): New function.
10664 (selftest::tree_c_tests): New function.
10665 * tree-cfg.c: Include "selftest.h".
10666 (selftest::push_fndecl): New function.
10667 (selftest::test_linear_chain): New function.
10668 (selftest::test_diamond): New function.
10669 (selftest::test_fully_connected): New function.
10670 (selftest::tree_cfg_c_tests): New function.
10671 * vec.c: Include "selftest.h".
10672 (selftest::safe_push_range): New function.
10673 (selftest::test_quick_push): New function.
10674 (selftest::test_safe_push): New function.
10675 (selftest::test_truncate): New function.
10676 (selftest::test_safe_grow_cleared): New function.
10677 (selftest::test_pop): New function.
10678 (selftest::test_safe_insert): New function.
10679 (selftest::test_ordered_remove): New function.
10680 (selftest::test_unordered_remove): New function.
10681 (selftest::test_block_remove): New function.
10682 (selftest::reverse_cmp): New function.
10683 (selftest::test_qsort): New function.
10684 (selftest::vec_c_tests): New function.c.
10685 * wide-int.cc: Include selftest.h and wide-int-print.h.
10686 (selftest::from_int <wide_int>): New function.
10687 (selftest::from_int <offset_int>): New function.
10688 (selftest::from_int <widest_int>): New function.
10689 (selftest::assert_deceq): New function.
10690 (selftest::assert_hexeq): New function.
10691 (selftest::test_printing <VALUE_TYPE>): New function template.
10692 (selftest::test_ops <VALUE_TYPE>): New function template.
10693 (selftest::test_comparisons <VALUE_TYPE>): New function template.
10694 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
10696 (selftest::wide_int_cc_tests): New function.
10698 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10700 PR middle-end/37780
10701 * ifcvt.c (noce_try_ifelse_collapse): New function.
10703 (noce_process_if_block): Call noce_try_ifelse_collapse.
10704 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
10705 (simplify_ternary_operation): Use the above to simplify
10706 conditional CLZ/CTZ expressions.
10708 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10710 PR middle-end/37780
10711 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
10712 define_insn_and_split.
10714 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10716 PR middle-end/37780
10717 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
10719 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
10722 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
10723 Implicitly clobber memory for basic asm with non-empty assembler
10724 string. Use targetm.md_asm_adjust also here.
10725 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
10726 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
10727 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
10728 non-empty assembler string.
10729 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
10730 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
10731 (decode_asm_operands): Handle basic asm in PARALLEL block.
10732 (extract_insn): Handle basic asm in PARALLEL block.
10733 * doc/extend.texi: Mention new behavior of basic asm.
10734 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
10735 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
10736 branch_needs_nop_p): Use asm_noperands.
10738 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
10740 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
10741 Include the M7 SPARC DFA scheduler.
10742 New attribute v3pipe.
10743 Annotate insns with v3pipe where appropriate.
10744 Define cpu_feature vis4.
10745 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
10746 Add (V8QI "8") to vbits.
10747 Add insns {add,sub}v8qi3
10748 Add insns ss{add,sub}v8qi3
10749 Add insns us{add,sub}{v8qi,v4hi}3
10750 Add insns {min,max}{v8qi,v4hi,v2si}3
10751 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
10752 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
10753 * config/sparc/niagara4.md: Add a comment explaining the
10754 discrepancy between the documented latenty numbers and the
10756 * config/sparc/niagara7.md: New file.
10757 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
10758 supports SPARC5 and VIS 4.0 instructions.
10759 * configure: Regenerate.
10760 * config.in: Likewise.
10761 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
10762 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
10763 TARGET_CPU_niagara7.
10764 (ASM_CPU64_DEFAULT_SPEC): Likewise.
10765 (CPP_CPU_SPEC): Handle niagara7.
10766 (ASM_CPU_SPEC): Likewise.
10767 * config/sparc/sparc-opts.h (processor_type): Add
10768 PROCESSOR_NIAGARA7.
10769 (mvis4): New option.
10770 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
10771 (AS_NIAGARA7_FLAG): Define.
10772 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
10773 (CPP_CPU64_DEFAULT_SPEC): Likewise.
10774 (CPP_CPU_SPEC): Handle niagara7.
10775 (ASM_CPU_SPEC): Likewise.
10776 * config/sparc/sparc.c (niagara7_costs): Define.
10777 (sparc_option_override): Handle niagara7 and adjust cache-related
10778 parameters with better values for niagara cpus. Also support VIS4.
10779 (sparc32_initialize_trampoline): Likewise.
10780 (sparc_use_sched_lookahead): Likewise.
10781 (sparc_issue_rate): Likewise.
10782 (sparc_register_move_cost): Likewise.
10783 (dump_target_flag_bits): Support VIS4.
10784 (sparc_vis_init_builtins): Likewise.
10785 (sparc_builtins): Likewise.
10786 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
10788 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
10790 * config/sparc/sparc.opt (sparc_processor_type): New value
10792 * config/sparc/visintrin.h (__attribute__): Prototypes for the
10794 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
10796 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
10799 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
10801 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
10803 2016-06-06 Richard Biener <rguenther@suse.de>
10805 PR tree-optimization/71398
10806 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
10809 2016-06-05 James Bowman <james.bowman@ftdichip.com>
10811 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
10812 ft32_expand_prolog, ft32_expand_epilogue):
10813 Handle pretend_args.
10814 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
10815 * config/ft32/ft32.md: Add pretend_returner.
10817 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
10820 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
10821 Copy op1 RTX to avoid invalid sharing.
10822 (ix86_expand_vector_move_misalign): Ditto.
10824 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
10826 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
10829 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10831 * predict.c (predicted_by_loop_heuristics_p): New function.
10832 (predict_iv_comparison): Use it.
10833 (predict_loops): Walk from innermost loops; do not predict edges
10834 leaving multiple loops multiple times; implement
10835 PRED_LOOP_ITERATIONS_MAX heuristics.
10836 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
10838 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
10840 * cfg.c (check_bb_profile): Do not report mismatched profiles when
10841 only edges out of BB are EH edges.
10843 2016-06-04 Martin Sebor <msebor@redhat.com>
10844 Marcin Baczyński <marbacz@gmail.com>
10847 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
10848 a void expression in a void function.
10850 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10852 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
10853 aux; dump reasons of decisions.
10854 (should_duplicate_loop_header_p): Likewise.
10855 (do_while_loop_p): Likewise.
10856 (ch_base::copy_headers): Dump asi num insns duplicated.
10858 2016-06-04 Jakub Jelinek <jakub@redhat.com>
10860 PR tree-optimization/71405
10861 * tree-ssa.c (execute_update_addresses_taken): For clobber with
10862 incompatible type, build a new clobber with the right type instead
10863 of building a VIEW_CONVERT_EXPR around it.
10865 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10867 PR tree-optimization/52171
10868 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
10869 by_pieces_ninsns instead of move_by_pieces_ninsns.
10871 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
10873 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
10874 for reg+reg addressing mode.
10876 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10878 * rs6000-c.c (c/c-tree.h): Add #include.
10879 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
10880 in C++ when found in the base position of vec_ld or vec_st.
10882 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
10884 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
10885 use of profile unless profile status is PROFILE_READ.
10886 * profile.c (compute_branch_probabilities): Set profile status
10887 only after reporting predictor hitrates.
10889 2016-06-03 Joseph Myers <joseph@codesourcery.com>
10893 * common.opt (ffp-int-builtin-inexact): New option.
10894 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
10895 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
10896 (ceil@var{m}2): Document dependence on this option.
10897 * ipa-inline-transform.c (inline_call): Handle
10898 flag_fp_int_builtin_inexact.
10899 * ipa-inline.c (can_inline_edge_p): Likewise.
10900 * config/i386/i386.md (rintxf2): Do not test
10901 flag_unsafe_math_optimizations.
10902 (rint<mode>2_frndint): New define_insn.
10903 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
10904 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
10905 for 387 instead of extending and truncating.
10906 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
10907 !flag_trapping_math instead of flag_unsafe_math_optimizations.
10908 Change to frndint<mode>2_<rounding>.
10909 (frndintxf2_<rounding>_i387): Likewise. Change to
10910 frndint<mode>2_<rounding>_i387.
10911 (<rounding_insn>xf2): Likewise.
10912 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
10913 !flag_trapping_math instead of flag_unsafe_math_optimizations for
10914 x87. Test TARGET_ROUND || !flag_trapping_math ||
10915 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
10916 SSE. Use ROUND_NO_EXC in constant operand of
10917 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
10918 for 387 instead of extending and truncating.
10920 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
10921 Julia Koval <julia.koval@intel.com>
10933 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
10934 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
10935 all registers, except for function return registers if there are
10936 no caller-saved registers.
10937 (ix86_set_func_type): New function.
10938 (ix86_set_current_function): Call ix86_set_func_type to set
10939 no_caller_saved_registers and func_type. Call reinit_regs if
10940 caller-saved registers are changed. Don't allow MPX, SSE, MMX
10941 nor x87 instructions in interrupt handler nor function with
10942 no_caller_saved_registers attribute.
10943 (ix86_function_ok_for_sibcall): Return false if there are no
10944 caller-saved registers.
10945 (type_natural_mode): Don't warn ABI change for MMX in interrupt
10947 (ix86_function_arg_advance): Skip for callee in interrupt handler.
10948 (ix86_function_arg): Return special arguments in interrupt handler.
10949 (ix86_promote_function_mode): Promote pointer to word_mode only
10950 for normal functions.
10951 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
10953 (ix86_epilogue_uses): New function.
10954 (ix86_hard_regno_scratch_ok): Likewise.
10955 (ix86_save_reg): Preserve all registers in interrupt handler
10956 after reload. Preserve all registers, except for function return
10957 registers, if there are no caller-saved registers after reload.
10958 (find_drap_reg): Always use callee-saved register if there are
10959 no caller-saved registers.
10960 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
10961 for interrupt handler.
10962 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
10963 Emit cld instruction if stringops are used in interrupt handler
10964 or interrupt handler isn't a leaf function.
10965 (ix86_expand_epilogue): Generate interrupt return for interrupt
10966 handler and pop the 'ERROR_CODE' off the stack before interrupt
10967 return in exception handler.
10968 (ix86_expand_call): Disallow calling interrupt handler directly.
10969 If there are no caller-saved registers, mark all registers that
10970 are clobbered by the call which returns as clobbered.
10971 (ix86_handle_no_caller_saved_registers_attribute): New function.
10972 (ix86_handle_interrupt_attribute): Likewise.
10973 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
10975 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
10976 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
10977 accumulation in interrupt function if stack may be realigned to
10979 (EPILOGUE_USES): New.
10980 (function_type): New enum.
10981 (machine_function): Add func_type and no_caller_saved_registers.
10982 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
10983 (interrupt_return): New pattern.
10984 * doc/extend.texi: Document x86 interrupt and
10985 no_caller_saved_registers attributes.
10987 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
10989 PR tree-optimization/52171
10990 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
10991 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
10992 Look for constant strings. Move some code to emit_block_cmp_hints
10994 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
10995 * defaults.h (COMPARE_MAX_PIECES): New macro.
10996 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
10997 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
10998 (clear_by_pieces_1): Don't declare. Move definition before use.
10999 (can_do_by_pieces): New static function.
11000 (can_move_by_pieces): Use it. Return bool.
11001 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11002 OP. All callers changed. Handle COMPARE_BY_PIECES.
11003 (class pieces_addr); New.
11004 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11005 pieces_addr::adjust, pieces_addr::increment_address,
11006 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11008 (class op_by_pieces_d): New.
11009 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11011 (class move_by_pieces_d, class compare_by_pieces_d,
11012 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11013 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11014 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11015 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11016 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11017 compare_by_pieces_d::finish_mode): New member functions.
11018 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11020 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11021 (emit_block_cmp_hints): New function.
11022 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11023 use the newly defined classes.
11024 * expr.h (by_pieces_constfn): New typedef.
11025 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11026 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11027 (move_by_pieces_ninsns): Don't declare.
11028 (can_move_by_pieces): Change return value to bool.
11029 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11030 (compare_by_pieces_branch_ratio): New hook.
11031 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11032 (by_pieces_ninsns): Declare.
11033 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11035 (default_compare_by_pieces_branch_ratio): New function.
11036 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11037 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11038 * doc/tm.texi: Regenerate.
11039 * tree-ssa-strlen.c: Include "builtins.h".
11040 (handle_builtin_memcmp): New static function.
11041 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11042 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11044 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11046 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11047 relevant stmts which are simple and invariant.
11048 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11049 instead of simple and invariant
11051 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11053 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11054 (vectorizable_reduction): Check for new relevant state.
11055 (vectorizable_live_operation): vectorize live stmts using
11056 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11057 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11058 (vect_stmt_relevant_p): Check for stmts which are only used live.
11059 (process_use): Use of a stmt does not inherit it's live value.
11060 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11061 (vect_analyze_stmt): Check for new relevant state.
11062 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11063 outside the loop, but not inside it.
11065 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11067 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11068 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11069 (vect_get_vec_def_for_operand): Split out code.
11071 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11073 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11075 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11077 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11079 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11081 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11083 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11085 PR middle-end/71387
11086 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11087 to noreturn e->callee->decl that has void return type and void
11088 arguments, adjust gimple_call_fntype and remove lhs even if it had
11089 previously addressable type.
11091 2016-06-02 Jeff Law <law@redhat.com>
11093 PR tree-optimization/71328
11094 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11095 error when checking for a jump back onto the copied path.
11097 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11099 * config/microblaze/microblaze.c (get_branch_target): Add return
11100 NULL_RTX for the non-CALL_P case.
11101 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11102 (insert_wic): Remove unused local "j".
11104 2016-06-02 Martin Liska <mliska@suse.cz>
11106 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11108 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11109 Julia Koval <julia.koval@intel.com>
11111 * function.c (assign_parm_setup_stack): Force source into a
11112 register if needed.
11113 * target.def (function_incoming_arg): Update documentation to
11114 allow arbitrary address computation based on hard register.
11115 * doc/tm.texi: Regenerated.
11117 2016-06-02 Martin Liska <mliska@suse.cz>
11119 * predict.c (combine_predictions_for_bb): Fix first match in
11120 cases where a first predictor contains more than one occurence
11121 in list of predictors. Take the best value in such case.
11123 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11125 PR rtl-optimization/71295
11126 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11127 offset would go over the size of the inner mode reject it.
11129 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11131 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11132 x=x,x and v=v,m instead of x=x,m.
11134 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11135 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11136 alternative to v=rm,C.
11138 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11139 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11140 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11141 instead of vex for the last two above mentioned alternatives.
11143 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11146 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11148 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11150 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11152 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11154 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11155 from int to unsigned.
11157 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11159 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11160 alternatives, eliminating preferred register class. Add support
11161 for the MTVSRDD instruction in ISA 3.0.
11162 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11163 reg_or_indexed_operand.
11164 (vsx_splat_v4sf_internal): Likewise.
11166 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11169 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11170 for loading up all 0's or all 1's.
11172 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11174 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11176 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11178 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11180 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11181 * gcc.c (set_source_date_epoch_envvar): New function, sets
11182 the SOURCE_DATE_EPOCH environment variable to the current time.
11184 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11186 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11187 the factor for live Phi nodes.
11189 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11191 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11192 * tree-parloops.c (parallelize_loops): likewise.
11193 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11194 tree_unswitch_outer_loop): likewise.
11196 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11198 PR middle-end/71371
11199 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11200 around creation of the temporary.
11202 2016-06-01 Richard Biener <rguenther@suse.de>
11204 PR tree-optimization/71366
11205 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11206 (unloop_loops): Move removing edges here ...
11207 (try_unroll_loop_completely): ... from here.
11208 (try_peel_loop): ... and here.
11209 (tree_unroll_loops_completely_1): Track parent loops via
11210 bitmap of header BBs.
11211 (tree_unroll_loops_completely): Adjust for that.
11213 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11215 * config/rs6000/altivec.h (vec_slv): New macro.
11216 (vec_srv): New macro.
11217 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11218 (UNSPEC_VSRV): New value.
11221 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11222 (vsrv): New builtin definition.
11223 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11224 define argument types for new builtin.
11225 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11227 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11230 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11231 Jocelyn Mayer <l_indien@magic.fr>
11234 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11235 detect processor family for signature_CENTAUR_ebx.
11236 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11237 signature_CENTAUR_ebx.
11238 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11239 <default>: Pass x86-64 for has_longmode.
11241 2016-06-01 Nathan Sidwell <nathan@acm.org>
11243 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11246 2016-06-01 Richard Biener <rguenther@suse.de>
11248 PR tree-optimization/71261
11249 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11250 of stmts successfully put in the bool pattern. Remove
11251 single-use restriction.
11252 (adjust_bool_pattern_cast): Add cast at the use site via the
11253 pattern def sequence.
11254 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11255 of patterned defs. Use the pattern def seqence instead of
11256 multiple independent patterns.
11257 (sort_after_uid): New qsort compare function.
11258 (adjust_bool_stmts): New function to process stmts in the bool
11259 pattern in IL order.
11260 (vect_recog_bool_pattern): Adjust.
11261 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11262 (ifcvt_walk_pattern_tree): Likewise.
11263 (stmt_is_root_of_bool_pattern): Likewise.
11264 (ifcvt_repair_bool_pattern): Likewise.
11265 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11267 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11269 * loop-unroll.c (decide_unroll_constant_iterations,
11270 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11271 likely upper bounds.
11272 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11274 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11276 * tree-core.h (enum omp_clause_code): Remove
11277 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11279 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11281 * config/arm/sync.md (arm_store_exclusive<mode>):
11282 Use 'H' output modifier on operands[2] rather than creating a new
11283 entry in out-of-bounds memory of the operands array.
11284 (arm_store_release_exclusivedi): Likewise.
11286 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11288 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11289 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11290 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11291 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11293 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11295 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11296 into account live statements for mask producers.
11298 2016-06-01 Richard Biener <rguenther@suse.de>
11300 PR tree-optimization/71311
11301 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11302 restrict to non-INTEGER_CST @0.
11304 2016-06-01 Richard Biener <rguenther@suse.de>
11306 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11307 (relational patterns): Use :c to avoid pattern duplications.
11309 2016-06-01 Richard Biener <rguenther@suse.de>
11311 * genmatch.c (comparison_code_p): New predicate.
11312 (swap_tree_comparison): New function.
11313 (commutate): Add for_vec parameter to append new for entries.
11314 Support commutating relational operators by swapping it alongside
11316 (lower_commutative): Adjust.
11317 (dt_simplify::gen): Do not pass artificial operators to gen
11319 (decision_tree::gen): Do not add artificial operators as parameters.
11320 (parser::parse_expr): Verify operator commutativity when :c is
11321 applied. Allow :C to override this.
11322 * match.pd: Adjust patterns to use :C instead of :c where required.
11324 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11326 PR tree-optimization/71077
11327 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11328 the combining step, use boolean_false_node and boolean_true_node
11329 as the designated false/true return values.
11331 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11333 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11334 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11335 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11338 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11340 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11341 of flags impliying the register renaming.
11342 * toplev.c (process_options): Do not imply flag_rename_registers with
11345 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11347 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11348 default implementation.
11350 2016-05-31 Nathan Sidwell <nathan@acm.org>
11352 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11354 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11356 * config/sh/constraints.md (b): Remove constraint.
11357 * config/sh/predicates.md (arith_reg_operand): Remove
11359 * config/sh/sh-modes.def (PDI): Remove.
11360 * config/sh/sh.c (sh_target_reg_class,
11361 sh_optimize_target_register_callee_saved): Remove functions.
11362 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11363 (sh_expand_epilogue): Update comment.
11364 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11365 sh_secondary_reload): Remove TARGET_REGS related code.
11366 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
11367 TARGET_REGISTER_P): Remove macros.
11368 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
11369 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
11370 TR1_REG, TR2_REG): Remove constants.
11371 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
11373 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11375 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
11376 define_expand patterns.
11377 (adddi3_compact): Rename to adddi3.
11378 (subdi3_compact): Rename to subdi3.
11379 (*negdi2): Rename to negdi2.
11380 (*abs<mode>2): Rename to abs<mode>2.
11382 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11384 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
11385 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
11386 (atomic_sub_fetchsi): ... this new pattern.
11387 (mvtc): Add CC_REG clobber.
11389 2016-05-31 Marek Polacek <polacek@redhat.com>
11391 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
11393 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11395 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
11396 aarch64_fusion_enabled_p to check for fusion capabilities.
11398 2016-05-31 Richard Biener <rguenther@suse.de>
11400 PR tree-optimization/71352
11401 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
11402 minus one and a negate.
11404 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11406 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
11407 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
11409 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
11410 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
11411 Remove use of aarch64_simd_attr_length_move, set length attribute
11413 (*aarch64_be_movoi): Likewise.
11414 (*aarch64_be_movci): Likewise.
11415 (*aarch64_be_movxi): Likewise.
11417 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11419 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
11420 It no longer does that.
11421 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
11423 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
11425 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
11426 attribute __unused__.
11428 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
11430 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
11431 * config/arm/arm.c (arm_arch_thumb1): Define.
11432 (arm_option_override): Initialize arm_arch_thumb1.
11433 * config/arm/arm.h (arm_arch_thumb1): Declare.
11434 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
11435 support Thumb-1 ISA.
11437 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
11440 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
11441 `Yv' for scalar operand.
11443 2016-05-31 Tom de Vries <tom@codesourcery.com>
11445 PR tree-optimization/69068
11446 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
11447 phis with more than two args.
11449 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
11451 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
11452 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
11455 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
11457 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
11459 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11461 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
11462 cpu_32, cpu_64, tune_32 and tune_64.
11463 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
11465 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
11467 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
11469 2016-05-30 Andi Kleen <ak@linux.intel.com>
11471 * auto-profile.c (read_profile): Replace asserts with errors
11472 when file does not exist.
11473 * gcov-io.c (gcov_read_words): Dito.
11475 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11477 * tree-cfg.c (print_loop): Print likely upper bounds.
11479 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11481 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
11482 * opts.c (default_options): Enable peel loops at -O3.
11483 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
11484 (try_peel_loop): Do not re-peel already peeled loops;
11485 use likely upper bounds; fix profile updating.
11486 (pass_complete_unroll::execute): Initialize peeled_loops.
11488 2016-05-30 Martin Liska <mliska@suse.cz>
11490 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
11491 computed costs by frequency of BB they belong to.
11492 (get_scaled_computation_cost_at): New function.
11494 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
11495 Marc Glisse <marc.glisse@inria.fr>
11497 PR tree-optimization/71289
11498 * match.pd (-1 / B < A, A > -1 / B): New transformations.
11500 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11502 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
11504 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11506 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
11507 for peeled copies; avoid underflow when updating estimates; correctly
11508 scale loop profile.
11510 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11512 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
11513 r236875. Corrected oe3 to oe2 as obvious.
11515 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11517 PR middle-end/71269
11518 PR middle-end/71252
11519 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
11520 that inserted stmt will not dominate stmts that defines its operand.
11521 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
11522 (rewrite_expr_tree_parallel): Likewise.
11524 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
11526 PR middle-end/71252
11527 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
11528 all fields including stmt_to_insert are swapped.
11530 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11532 * predict.h (force_edge_cold): Declare.
11533 * predict.c (force_edge_cold): New function.
11534 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
11536 (canonicalize_loop_induction_variables): Fix formating.
11538 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
11540 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
11541 (visium_expand_copysign): Use gen_int_mode directly.
11542 (visium_compute_frame_size): Minor tweaks.
11544 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
11546 * tree-vect-loop.c (vect_analyze_loop_2): Use
11547 likely_max_stmt_executions_int.
11549 2016-05-30 Tom de Vries <tom@codesourcery.com>
11551 PR tree-optimization/69067
11552 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
11554 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
11557 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
11558 New peepholes to remove unneeded fild/fistp pairs.
11559 (define_peephole2 atomic_loaddi_fpu): Ditto.
11561 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11563 * predict.c (maybe_hot_frequency_p): Avoid division.
11565 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11567 * doc/install.texi: Use https for shop.fsf.org.
11569 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11571 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
11572 likely_max_stmt_executions_int.
11574 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11576 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
11577 likely_max_stmt_executions_int.
11579 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11581 * profile.c (compute_branch_probabilities): Do not report hitrates
11583 (branch_prob): Report hitrates here.
11584 * predict.c (gimple_predict_edge): Do not assert profile status;
11585 fix formatting issues.
11587 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11589 * predict.c (edge_predicted_by_p): New function.
11590 (predict_paths_for_bb): Do not put multiple predictions of the same type
11593 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11595 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
11598 2016-05-28 Alan Modra <amodra@gmail.com>
11600 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
11602 2016-05-28 Alan Modra <amodra@gmail.com>
11604 PR rtl-optimization/71275
11605 * ira.c (ira): Free dominance info.
11607 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
11609 * doc/sourcebuild.texi: New address for upstream Go repository.
11611 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
11613 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
11614 (TARGET_ARM_V7M): Likewise.
11616 2016-05-26 Jeff Law <law@redhat.com>
11618 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
11619 (thread_across_edge): Remove calls to find_jump_threads_backwards.
11620 * passes.def: Add jump threading passes before DOM/VRP.
11621 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
11622 argument to a basic block from an edge. Remove tests which are
11624 (pass_data_thread_jumps, class pass_thread_jumps): New.
11625 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11626 (make_pass_thread_jumps): Likewise.
11627 * tree-pass.h (make_pass_thread_jumps): Declare.
11629 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
11631 * config/visium/visium-protos.h (split_double_move): Rename into...
11632 (visium_split_double_move): ...this.
11633 (visium_split_double_add): Declare.
11634 * config/visium/visium.c (split_double_move): Rename into...
11635 (visium_split_double_move): ...this.
11636 (visium_split_double_add): New function.
11637 (visium_expand_copysign): Renumber operands for consistency.
11638 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
11639 (DFmode move splitter): Likewise.
11640 (*addi3_insn): Split by means of visium_split_double_add.
11641 (*adddi3_insn_flags): Delete.
11642 (*plus_plus_sltu<subst_arith>): New insn.
11643 (*subdi3_insn): Split by means of visium_split_double_add.
11644 (subdi3_insn_flags): Delete.
11645 (*minus_minus_sltu<subst_arith>): New insn.
11646 (*negdi2_insn): Split by means of visium_split_double_add.
11647 (*negdi2_insn_flags): Delete.
11649 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
11651 * configure.ac: Treat a --with-headers option without argument
11652 the same as the default (i.e. consult sys-include directory).
11653 * configure: Regenerate.
11655 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11657 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
11658 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
11660 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
11661 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11663 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11666 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
11667 tree-stdarg analysis results.
11668 (aarch64_setup_incoming_varargs): Likewise.
11670 2016-05-27 Jiong Wang <jiong.wang@arm.com>
11672 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
11673 va_list_gpr_counter_field and va_list_fpr_counter_field.
11675 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
11678 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
11679 * config/aarch64/aarch64.c
11680 (aarch64_cannot_change_mode_class): Remove function.
11681 * config/aarch64/aarch64-protos.h
11682 (aarch64_cannot_change_mode_class): Remove.
11684 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
11686 * cfgloop.c (record_niter_bound): Record likely upper bounds.
11687 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
11688 get_likely_max_loop_iterations_int): New.
11689 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
11690 any_likely_upper_bound.
11691 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
11693 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
11694 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
11696 (unroll_loop_constant_iterations): Likewise.
11697 (unroll_loop_runtime_iterations): Likewise.
11698 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
11699 * lto-streamer-out.c (output_cfg): Likewise.
11700 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
11702 (canonicalize_loop_induction_variables): Dump likely upper bounds.
11703 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
11704 (likely_max_loop_iterations): New.
11705 (likely_max_loop_iterations_int): New.
11706 (likely_max_stmt_executions): New.
11707 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
11708 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
11709 likely_max_stmt_executions): Declare.
11711 2016-05-27 Marek Polacek <polacek@redhat.com>
11713 PR middle-end/71308
11714 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
11716 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11718 * config/s390/s390.md (2x risbg splitters): Use
11719 reg_overlap_mentioned_p instead of rtx_equal_p.
11721 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
11723 * combine.c (make_compound_operation): Take known zero bits into
11724 account when checking for possible zero_extend.
11726 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11728 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
11729 Use const_int_operand for operand 2 predicate. Simplify expand code
11732 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
11734 PR middle-end/71279
11735 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
11738 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11740 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
11741 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11742 that returns CC_SESWPmode and CC_ZESWPmode.
11743 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
11745 (aarch64_rtx_costs): Likewise.
11747 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11749 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
11750 for ISA 3.0 min/max support.
11751 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
11752 conditional move support.
11753 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
11754 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
11756 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
11757 conditional moves where the comparison type is different from move
11759 (fp_minmax): New code iterator for smin/smax.
11760 (minmax): New code attributes for min/max.
11761 (SMINMAX): Likewise.
11762 (smax<mode>3): Combine min, max insns into one insn using the
11763 fp_minmax code iterator. Add support for ISA 3.0 min/max
11764 instructions that don't need -ffast-math.
11765 (s<minmax><mode>3): Likewise.
11766 (smax<mode>3_vsx): Likewise.
11767 (smin<mode>3): Likewise.
11768 (s<minmax><mode>3_vsx): Likewise.
11769 (smin<mode>3_vsx): Likewise.
11770 (pre-VSX min/max splitters): Likewise.
11771 (s<minmax><mode>3_fpr): Likewise.
11772 (movsfcc): Rewrite floating point conditional moves to combine
11773 SFmode/DFmode into a single insn.
11774 (mov<mode>cc): Likewise.
11775 (movdfcc): Likewise.
11776 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
11777 SFDF2 iterators to handle all combinations.
11778 (fseldfsf4): Likewise.
11779 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
11780 (fseldfdf4): Likewise.
11781 (fselsfdf4): Likewise.
11782 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
11783 comparison instructions that set a 0/-1 mask, and use it for
11784 floating point conditional move via XXSEL.
11785 (fpmask<mode>): Likewise.
11786 (xxsel<mode>): Likewise.
11787 * config/rs6000/predicates.md (min_max_operator): Delete, no
11789 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
11790 instructions that generate a 0/-1 mask for use with XXSEL.
11791 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
11792 say whether floating point min/max is available, either through
11793 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
11794 (TARGET_MINMAX_DF): Likewise.
11796 2016-05-27 Alan Modra <amodra@gmail.com>
11798 PR rtl-optimization/71275
11799 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
11800 for update_equiv_regs and combine_and_move_insns.
11802 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
11804 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
11805 if_then_else or cond RTXes to calculate attribute value.
11806 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
11807 <attr "length_immediate>: Ditto.
11808 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
11809 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
11810 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
11811 <attr "type">: Ditto.
11812 <attr "prefix_data16">: Ditto.
11813 <attr "prefix_extra">: Ditto.
11814 <attr "length_immediate">: Ditto.
11815 <attr "prefix">: Ditto.
11816 (vec_set<mode>_0) <attr "isa">: Ditto.
11817 <attr "prefix_extra">: Ditto.
11818 <attr "length_immediate">: Ditto.
11819 <attr "prefix">: Ditto.
11820 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
11821 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
11822 (sse2_storelpd) <attr "prefix_data16">: Ditto.
11823 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
11824 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
11825 <attr "length_immediate">: Ditto.
11826 <attr "prefix">: Ditto.
11827 (sse2_movsd) <attr "length_immediate">: Ditto.
11828 <attr "prefix">: Ditto.
11829 (vec_concatv2df) <attr "isa">: Ditto.
11830 <attr "prefix">: Ditto.
11831 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
11832 (*vec_extractv2di_1) <attr "isa">: Ditto.
11833 <attr "type">: Ditto.
11834 <attr "length_immediate">: Ditto.
11835 <attr "prefix_rex">: Ditto.
11836 <attr "prefix_extra">: Ditto.
11837 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
11838 <attr "prefix_extra">: Ditto.
11839 <attr "length_immediate">: Ditto.
11840 (vec_concatv2di) <attr "isa">: Ditto.
11841 <attr "prefix_extra">: Ditto.
11842 <attr "length_immediate">: Ditto.
11843 <attr "prefix">: Ditto.
11845 2016-05-26 Martin Liska <mliska@suse.cz>
11847 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
11849 (operator+): Likewise.
11850 (operator-): Likewise.
11851 (comp_cost::operator+=): Likewise.
11852 (comp_cost::operator-=): Likewise.
11853 (comp_cost::operator/=): Likewise.
11854 (comp_cost::operator*=): Likewise.
11855 (operator<): Likewise.
11856 (operator==): Likewise.
11857 (operator<=): Likewise.
11858 (new_cost): Remove.
11859 (infinite_cost_p): Likewise.
11860 (add_costs): Likewise.
11861 (sub_costs): Likewise.
11862 (compare_costs): Likewise.
11863 (set_group_iv_cost): Use the newly introduced functions.
11864 (get_address_cost): Likewise.
11865 (get_shiftadd_cost): Likewise.
11866 (force_expr_to_var_cost): Likewise.
11867 (split_address_cost): Likewise.
11868 (ptr_difference_cost): Likewise.
11869 (difference_cost): Likewise.
11870 (get_computation_cost_at): Likewise.
11871 (determine_group_iv_cost_generic): Likewise.
11872 (determine_group_iv_cost_address): Likewise.
11873 (determine_group_iv_cost_cond): Likewise.
11874 (autoinc_possible_for_pair): Likewise.
11875 (determine_group_iv_costs): Likewise.
11876 (cheaper_cost_pair): Likewise.
11877 (iv_ca_recount_cost): Likewise.
11878 (iv_ca_set_no_cp): Likewise.
11879 (iv_ca_set_cp): Likewise.
11880 (iv_ca_cost): Likewise.
11881 (iv_ca_new): Likewise.
11882 (iv_ca_dump): Likewise.
11883 (iv_ca_narrow): Likewise.
11884 (iv_ca_prune): Likewise.
11885 (iv_ca_replace): Likewise.
11886 (try_add_cand_for): Likewise.
11887 (try_improve_iv_set): Likewise.
11888 (find_optimal_iv_set): Likewise.
11890 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
11892 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
11893 that internal functions will clobber all caller-saved registers.
11895 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11897 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
11898 Return a better case_values_threshold when optimizing.
11900 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
11902 * config/aarch64/aarch64-simd.md (aarch64_combinez):
11903 Add ? to integer variant.
11904 (aarch64_combinez_be): Likewise.
11906 2016-05-26 Jakub Jelinek <jakub@redhat.com>
11908 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
11909 instead of x constraint.
11910 (vcvtps2ph256<mask_name>): Likewise.
11912 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
11913 alternative. Formatting fix.
11915 * config/i386/sse.md
11916 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
11918 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
11919 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
11920 maybe_evex prefix instead of vex.
11921 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
11922 EXT_REX_SSE_REG_P (op0) case in the splitter.
11924 2016-05-25 Jeff Law <law@redhat.com>
11926 PR tree-optimization/71272
11927 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
11928 Update comments. Add test for empty path.
11930 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
11932 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
11933 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
11934 special case builtin.
11935 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11936 code for ALTIVEC_BUILTIN_VEC_CMPNE.
11937 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11938 for __builtin_vec_cmpne.
11940 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
11942 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
11943 redundant test and bail out if the type of the new operand is not
11944 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
11946 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11948 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
11949 (x_ix86_target_flags_explicit): Remove.
11950 * config/i386/i386.c (ix86_function_specific_save): Do not copy
11951 x_ix86_target_flags_explicit.
11952 (ix86_function_specific_restore): Ditto.
11954 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
11955 H.J. Lu <hongjiu.lu@intel.com>
11958 * common/config/i386/i386-common.c
11959 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
11960 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
11961 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
11962 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
11963 (-mgeneral-regs-only): Add new option.
11964 * config/i386/i386.c (ix86_option_override_internal): Don't enable
11965 x87 instructions if only general registers are allowed.
11966 (ix86_target_string): Add ix86_flags argument. Handle additional
11967 flags options through ix86_flags argument. Update all callers.
11968 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
11970 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11972 PR rtl-optimization/66940
11973 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
11974 decrementing desired_val will not overflow before performing these
11977 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
11979 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
11980 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
11981 * config/i386/i386.c (enum ix86_builtins): Add
11982 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
11983 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
11984 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
11985 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
11986 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
11987 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
11988 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
11989 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
11990 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
11991 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
11992 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
11993 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
11994 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
11995 __builtin_ia32_cvtps2dq512_mask.
11996 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
11997 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
11998 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
11999 * config/i386/sse.md
12000 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12002 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12003 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12005 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12006 (avx512f_vec_pack_sfix_v8df): New define_expand.
12007 (avx512f_roundpd512): Rename to ...
12008 (avx512f_round<castmode>512): ... this. Change iterator.
12009 (avx512f_roundps512_sfix): New define_expand.
12010 (round<mode>2_sfix): Change iterator.
12012 2016-05-25 Nick Clifton <nickc@redhat.com>
12014 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12015 static interrupt handler is detected.
12016 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12017 default linker script.
12018 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12019 the low part of a symbolic pointer.
12021 2016-05-25 Richard Biener <rguenther@suse.de>
12023 PR tree-optimization/71261
12024 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12025 interesting stmt instead of immediate uses when looking
12026 for the use operand to replace.
12028 2016-05-25 Martin Liska <mliska@suse.cz>
12030 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12032 2016-05-25 Richard Biener <rguenther@suse.de>
12034 PR tree-optimization/71264
12035 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12038 2016-05-25 Martin Liska <mliska@suse.cz>
12040 PR tree-optimization/71239
12041 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12042 if DECL_SIZE is NULL.
12044 2016-05-25 Richard Biener <rguenther@suse.de>
12046 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12047 * tree-if-conv.c (pass_data_if_conversion): Use it.
12049 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12051 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12052 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12053 * varpool.c (varpool_node::get_availability): Likewise.
12055 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12057 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12058 VNEGW/VNEGD instructions.
12059 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12060 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12061 support for ISA 3.0 VNEGW/VNEGD instructions.
12063 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12065 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12066 pointers inside OACC_DATA regions.
12067 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12068 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12069 (gimplify_adjust_omp_clauses): Fix typo in comment.
12071 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12073 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12074 parity built-in functions.
12075 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12077 (p9v_parity<mode>2): Likewise.
12078 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12080 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12081 (parity<mode>2): ISA 3.0 expander for vector parity.
12082 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12084 (BU_P9_64BIT_MISC_0): Likewise.
12085 (BU_P9_MISC_0): Likewise.
12086 (BU_P9V_AV_1): Likewise.
12087 (BU_P9V_AV_2): Likewise.
12088 (BU_P9V_AV_3): Likewise.
12089 (BU_P9V_AV_P): Likewise.
12090 (BU_P9V_VSX_1): Likewise.
12091 (BU_P9V_OVERLOAD_1): Likewise.
12092 (BU_P9V_OVERLOAD_2): Likewise.
12093 (BU_P9V_OVERLOAD_3): Likewise.
12094 (VCTZB): Add vector count trailing zeros support.
12098 (VPRTYBD): Add vector parity support.
12099 (VPRTYBQ): Likewise.
12100 (VPRTYBW): Likewise.
12101 (VCTZ): Add overloaded vector count trailing zeros support.
12102 (VPRTYB): Add overloaded vector parity support.
12103 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12104 overloaded vector count trailing zeros and parity instructions.
12105 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12106 vector parity support.
12107 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12108 trailing zeros support.
12109 (vec_cntlz): Likewise.
12110 (vec_vctzb): Likewise.
12111 (vec_vctzd): Likewise.
12112 (vec_vctzh): Likewise.
12113 (vec_vctzw): Likewise.
12114 (vec_vprtyb): Add ISA 3.0 vector parity support.
12115 (vec_vprtybd): Likewise.
12116 (vec_vprtybw): Likewise.
12117 (vec_vprtybq): Likewise.
12118 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12119 the ISA 3.0 vector count trailing zeros and vector parity built-in
12122 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12124 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12125 when there is stmt_to_insert.
12127 2016-05-24 Martin Sebor <msebor@redhat.com>
12130 * tree.h (complete_or_array_type_p): New inline function.
12132 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12134 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12135 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12136 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12138 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12139 Limit 1st alternative to noavx isa, split 2nd alternative into one
12140 noavx and one avx alternative, use *x and Bm in the former and
12141 x and m in the latter.
12143 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12144 of sse4 for the first alternative, drop %v from the template
12145 and d operand modifier. Split second alternative into one sse4_noavx
12146 and one avx alternative, use *x instead of *v in the former and v
12147 instead of *v in the latter.
12148 (*sse4_1_extractps): Use noavx isa instead of * for the first
12149 alternative, drop %v from the template. Split second alternative into
12150 one noavx and one avx alternative, use *x instead of *v in the
12151 former and v instead of *v in the latter.
12152 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12153 with noavx and the last one with avx.
12154 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12155 split the second one into one noavx and one avx alternative,
12156 use *x and Bm in the former and x and m in the latter one.
12157 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12160 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12161 first two alternatives to noavx, use *x instead of *v in the second
12162 one, add avx alternative without *.
12163 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12164 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12165 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12167 2016-05-24 Jeff Law <law@redhat.com>
12169 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12170 New function, extracted from...
12171 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12172 Allow simple copies and constant initializations in the SSA chain.
12174 2016-05-24 Marek Polacek <polacek@redhat.com>
12177 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12180 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12183 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12184 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12185 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12186 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12187 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12189 2016-05-24 Richard Biener <rguenther@suse.de>
12191 PR tree-optimization/71240
12192 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12195 2016-05-24 Richard Biener <rguenther@suse.de>
12197 PR tree-optimization/71230
12198 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12200 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12202 * tree-vectorizer.h (vectorizable_comparison): Delete.
12203 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12204 PURE_SLP_STMT check.
12205 * tree-vect-stmts.c (vectorizable_call): Likewise.
12206 (vectorizable_simd_clone_call): Likewise.
12207 (vectorizable_conversion): Likewise.
12208 (vectorizable_assignment): Likewise.
12209 (vectorizable_shift): Likewise.
12210 (vectorizable_operation): Likewise.
12211 (vectorizable_load): Likewise.
12212 (vectorizable_condition): Likewise.
12213 (vectorizable_store): Likewise. Assert that we don't have
12215 (vectorizable_comparison): Make static. Remove redundant
12216 PURE_SLP_STMT check.
12217 (vect_transform_stmt): Assert that we always have an slp_node
12220 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12222 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12223 operands[2] against 1 with comparison against CONST1_RTX.
12224 (<shift>di3_neon): Likewise.
12225 * config/arm/predicates.md (const0_operand): Replace with comparison
12226 against CONST0_RTX.
12228 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12230 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12231 operands[2] against 1 with comparison against CONST1_RTX.
12232 (ashrdi3): Likewise.
12233 (lshrdi3): Likewise.
12234 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12236 (ashrsi3): Likewise.
12237 (lshrsi3): Likewise.
12238 (rotrsi3): Likewise.
12239 (define_split above *compareqi_eq0): Likewise.
12240 (define_split above "prologue"): Likewise.
12241 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12242 * config/arm/predicates.md (shift_operator): Likewise.
12243 (shift_nomul_operator): Likewise.
12244 (sat_shift_operator): Likewise.
12245 (thumb1_cmp_operand): Likewise.
12246 (const_neon_scalar_shift_amount_operand): Replace manual range
12247 check with IN_RANGE.
12248 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12249 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12251 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12253 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12254 with HOST_WIDE_INT_1.
12256 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12257 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12258 (arm_canonicalize_comparison): Likewise.
12259 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12261 (thumb1_size_rtx_costs): Likewise.
12262 (vfp_const_double_index): Replace cast of 1 to unsigned
12263 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12264 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12266 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12267 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12268 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12269 HOST_WIDE_INT with HOST_WIDE_INT_1.
12271 2016-05-24 Marek Polacek <polacek@redhat.com>
12273 * tree-cfg.h (should_remove_lhs_p): New predicate.
12274 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12275 * gimplify.c (gimplify_modify_expr): Likewise.
12276 * tree-cfg.c (verify_gimple_call): Likewise.
12277 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12278 * gimple-fold.c: Include "tree-cfg.h".
12279 (gimple_fold_call): Use should_remove_lhs_p.
12281 2016-05-24 Richard Biener <rguenther@suse.de>
12283 PR tree-optimization/71253
12284 * cfganal.h (control_dependences): Make robust against edge
12286 (control_dependences::control_dependences): Remove edge_list argument.
12287 (control_dependences::get_edge): Remove.
12288 (control_dependences::get_edge_src): Add.
12289 (control_dependences::get_edge_dest): Likewise.
12290 (control_dependences::m_el): Make a vector of edge src/dest index.
12291 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12292 (control_dependences::control_dependences): Likewise.
12293 (control_dependences::~control_dependence): Likewise.
12294 (control_dependences::get_edge): Remove.
12295 (control_dependences::get_edge_src): Add.
12296 (control_dependences::get_edge_dest): Likewise.
12297 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12299 (perform_tree_ssa_dce): Adjust.
12300 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12302 (pass_loop_distribution::execute): Adjust. Do loop destroying
12303 conditional on changed.
12305 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12308 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12309 return. Reindent transformation comment and mention the ARM state
12312 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12314 PR middle-end/71252
12315 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12316 after build_and_add_sum creates new use stmt.
12318 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12320 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12321 load_lanes/grouped_load classification comes first. Don't check
12322 whether the vectorization factor is a multiple of the group size
12325 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12327 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12328 GROUP_GAP for single-element interleaving.
12329 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12332 2016-05-24 Richard Biener <rguenther@suse.de>
12334 PR middle-end/70434
12336 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12337 bases which are accessed with non-invariant indices.
12338 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12339 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12341 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12343 PR middle-end/71170
12344 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12345 (add_to_ops_vec): Add stmt_to_insert.
12346 (add_repeat_to_ops_vec): Init stmt_to_insert.
12347 (insert_stmt_before_use): New.
12348 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12350 (get_ops): Init stmt_to_insert.
12351 (maybe_optimize_range_tests): Likewise.
12352 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12353 (rewrite_expr_tree_parallel): Likewise.
12354 (reassociate_bb): Likewise.
12356 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12359 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12360 ISA 3.0 xxperm fusion alternative.
12361 (altivec_vperm_v8hiv16qi): Likewise.
12362 (altivec_vperm_<mode>_uns_internal): Likewise.
12363 (vperm_v8hiv4si): Likewise.
12364 (vperm_v16qiv8hi): Likewise.
12366 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12367 Kelvin Nilsen <kelvin@gcc.gnu.org>
12369 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
12370 vpermr/xxpermr on ISA 3.0.
12371 (altivec_expand_vec_perm_le): Likewise.
12372 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
12373 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
12376 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
12378 * config/i386/i386.h (IS_STACK_MODE): Enable for
12379 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
12380 SSE_FLOAT_MODE_P macros.
12381 * config/i386/i386.c (ix86_preferred_reload_class): Use
12382 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
12383 Cleanup regclass processing for CONST_DOUBLE_P.
12384 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
12385 (ix86_rtx_costs): Remove redundant TARGET_80387 check
12386 with IS_STACK_MODE macro.
12387 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
12389 (*movdf_internal): Use IS_STACK_MODE macro.
12390 (*movsf_internal): Ditto.
12392 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
12394 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
12395 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
12397 2016-05-23 Jeff Law <law@redhat.com>
12399 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
12401 (fsm_find_control_statement_thread_paths): Call it.
12403 2016-05-23 Martin Jambor <mjambor@suse.cz>
12406 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
12407 from_global_constant if t is not NULL.
12409 2016-05-23 Marek Polacek <polacek@redhat.com>
12412 * common.opt (Wswitch-unreachable): New option.
12413 * doc/invoke.texi: Document -Wswitch-unreachable.
12414 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
12417 2016-05-23 Bin Cheng <bin.cheng@arm.com>
12419 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
12420 TMR_INDEX is non-NULL.
12422 2016-05-23 Richard Biener <rguenther@suse.de>
12424 PR tree-optimization/71230
12425 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
12426 (try_special_add_to_ops): ... here. Always test for single-use.
12428 2016-05-23 Martin Jambor <mjambor@suse.cz>
12430 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
12431 default block if a PHI node in the original one would be resized.
12433 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12435 PR tree-optimization/58135
12436 * tree-vect-slp.c: When group size is not multiple
12437 of vector size, allow splitting of store group at
12440 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
12442 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
12444 2016-05-22 Jakub Jelinek <jakub@redhat.com>
12446 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12447 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
12448 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
12451 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
12452 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
12453 v constraint instead of x and vinserti32x4 insn.
12455 * config/i386/sse.md (i128vldq): New mode iterator.
12456 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
12457 avx512dq and avx512vl alternatives.
12459 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
12460 constraint, use maybe_evex prefix instead of vex.
12461 (vec_dupv4sf): Use v constraint instead of x for output
12462 operand except for noavx alternative, use Yv constraint
12463 instead of x for input. Use maybe_evex prefix instead of vex.
12464 (*vec_dupv4si): Likewise.
12465 (*vec_dupv2di): Likewise.
12467 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12469 PR middle-end/40921
12470 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
12471 (linearize_expr_tree): Call try_special_add_to_ops.
12472 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
12474 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12476 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
12477 to computed stack_usage.
12479 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12482 * config/avr/avr.md (define_expand "mov<mode>"): If the source
12483 operand is subreg (symbol_ref) then move the symbol ref to register.
12485 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
12487 * tree.c (array_at_struct_end_p): Look through MEM_REF.
12489 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12491 PR middle-end/71179
12492 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
12495 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12497 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
12498 ranges by calling get_single_symbol and tidy up. Look more closely
12499 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
12501 2016-05-20 Jeff Law <law@redhat.com>
12503 * bitmap.c (bitmap_find_bit): Remove useless test.
12505 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
12507 * function.c (thread_prologue_and_epilogue_insns): Commit the
12508 insertion of the epilogue.
12510 2016-05-20 Martin Jambor <mjambor@suse.cz>
12512 PR tree-optimization/70884
12513 * tree-sra.c (initialize_constant_pool_replacements): Do not check
12514 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
12515 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
12516 of constant pool data as a reason for scalarization.
12518 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
12520 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
12521 for naked functions.
12522 (thumb1_expand_prologue): Likewise.
12524 2016-05-20 Nathan Sidwell <nathan@acm.org>
12526 * config/nvptx/nptx.c (nvptx_option_override): Only set
12527 flag_toplevel_reorder, if not explicitly specified. Set
12528 flag_no_common, unless explicitly specified.
12530 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12532 * calls.c (can_implement_as_sibling_call_p): Mark param
12533 reg_parm_stack_space with ATTRIBUTE_UNUSED.
12535 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
12537 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
12538 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
12539 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
12541 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
12542 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
12543 and CASE_CONST_ANY.
12545 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
12547 * config/nvptx/nvptx.md (sincossf3): New pattern.
12549 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12551 * calls.c (maybe_complain_about_tail_call): New function.
12552 (initialize_argument_information): Call
12553 maybe_complain_about_tail_call when clearing *may_tailcall.
12554 (can_implement_as_sibling_call_p): Call
12555 maybe_complain_about_tail_call when returning false.
12556 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
12557 ensure try_tail_call is set. Call maybe_complain_about_tail_call
12558 if tail-call optimization fails.
12559 * cfgexpand.c (expand_call_stmt): Initialize
12560 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
12561 * gimple-pretty-print.c (dump_gimple_call): Dump
12562 gimple_call_must_tail_p.
12563 * gimple.c (gimple_build_call_from_tree): Call
12564 gimple_call_set_must_tail with the value of
12565 CALL_EXPR_MUST_TAIL_CALL.
12566 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
12567 (gimple_call_set_must_tail): New function.
12568 (gimple_call_must_tail_p): New function.
12569 * print-tree.c (print_node): Update printing of TREE_STATIC
12570 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
12571 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
12572 trailing comment listing applicable flags.
12573 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
12575 2016-05-20 David Malcolm <dmalcolm@redhat.com>
12577 * calls.c (expand_call): Move "Rest of purposes for tail call
12578 optimizations to fail" to...
12579 (can_implement_as_sibling_call_p): ...this new function, and
12580 split into multiple "if" statements.
12582 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12584 * cfgloop.h (expected_loop_iterations_unbounded,
12585 expected_loop_iterations): Unconstify.
12586 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
12587 profile with known upper bound; return 3 when profile is absent.
12588 (expected_loop_iterations): Update.
12590 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12592 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
12593 and get_max_loop_iterations_int.
12595 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
12597 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
12598 realistic upper bounds here.
12600 2016-05-20 Jakub Jelinek <jakub@redhat.com>
12603 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
12604 calls if the LHS is variable length or has addressable type.
12605 If targets[0]->decl is a noreturn call with void return type and
12606 zero arguments, adjust fntype and remove lhs in that case.
12608 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
12610 PR tree-optimization/71079
12611 PR tree-optimization/71206
12612 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
12614 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12616 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
12617 (get_vec_alignment_for_array_decl): Likewise.
12618 (get_vec_alignment_for_record_decl): Likewise.
12619 (increase_alignment::execute): Move code to find alignment to
12620 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
12621 (type_align_map): New hash_map.
12623 2016-05-20 Richard Guenther <rguenther@suse.de>
12625 PR tree-optimization/29756
12626 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
12627 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
12628 * fold-const.c (operand_equal_p): Likewise.
12629 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
12630 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
12631 * tree-inline.c (estimate_operator_cost): Likewise.
12632 * tree-pretty-print.c (dump_generic_node): Likewise.
12633 * tree-ssa-operands.c (get_expr_operands): Likewise.
12634 * cfgexpand.c (expand_debug_expr): Likewise.
12635 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
12636 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
12637 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
12638 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
12639 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
12640 (execute_update_addresses_taken): Do it.
12642 2016-05-20 Richard Biener <rguenther@suse.de>
12644 PR tree-optimization/71185
12645 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
12646 register operations.
12648 2016-05-20 Richard Biener <rguenther@suse.de>
12650 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
12651 gimple_seq_add_seq_without_update.
12652 (release_bb_predicate): Assert we have no operands to free.
12653 (if_convertible_loop_p_1): Calculate post dominators later.
12654 Do not free BB predicates here.
12655 (combine_blocks): Do not recompute BB predicates.
12656 (version_loop_for_if_conversion): Save BB predicates around
12659 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12661 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
12662 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
12663 code. Ignore sibcalls on EDGE_IGNORE edges.
12664 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
12665 on edges for sibcalls that run without prologue. The rest of the
12666 function is combined from...
12667 (fix_fake_fallthrough_edge): ... this, and ...
12668 (try_shrink_wrapping): ... a part of this. Remove the bb_with
12669 function argument, make it a local variable.
12671 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
12673 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
12674 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
12675 for 32-bit mode and SEH for 64-bit.
12676 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
12677 TARGET_64BIT_DEFAULT.
12679 2016-05-19 Ryan Burn <contact@rnburn.com>
12681 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
12682 * gengtype.c (open_base_files): Add cilk.h to ifiles.
12684 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
12686 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
12687 force pending loads from memory.
12689 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
12691 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
12692 (UNSPEC_DARN_32): New unspec constant.
12693 (UNSPEC_DARN_RAW): New unspec constant.
12694 (darn_32): New instruction.
12695 (darn_raw): New instruction.
12696 (darn): New instruction.
12697 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
12698 support and documentation for this macro.
12699 (BU_P9_MISC_1): New macro definition.
12700 (BU_P9_64BIT_MISC_0): New macro definition.
12701 (BU_P9_MISC_0): New macro definition.
12702 (darn_32): New builtin definition.
12703 (darn_raw): New builtin definition.
12704 (darn): New builtin definition.
12705 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
12706 RS6000_BUILTIN_0 directives to surround each occurrence of
12707 #include "rs6000-builtin.def".
12708 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
12709 RS6000_BTM_64BIT flags to the returned mask, depending on
12711 (def_builtin): Correct an error in the assignments made to the
12712 debugging variable attr_string.
12713 (rs6000_expand_builtin): Add support for no-operand built-in
12715 (builtin_function_type): Remove fatal_error assertion that is no
12717 (rs6000_common_init_builtins): Add support for no-operand built-in
12719 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
12721 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
12723 (RS6000_BTM_64BIT): New macro definition.
12724 * doc/extend.texi: Document __builtin_darn (void),
12725 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
12728 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
12730 * tree-vect-loop.c (vect_analyze_loop_2): Use also
12731 max_loop_iterations_int.
12733 2016-05-19 Marek Polacek <polacek@redhat.com>
12735 PR tree-optimization/71031
12736 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
12737 condition and adjust the code a bit.
12739 2016-05-19 Martin Liska <mliska@suse.cz>
12741 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
12742 auto_vec instead of vec.
12744 2016-05-19 Martin Liska <mliska@suse.cz>
12746 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
12748 2016-05-19 Martin Liska <mliska@suse.cz>
12750 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
12752 2016-05-19 Martin Liska <mliska@suse.cz>
12754 * ipa-pure-const.c (set_function_state): Remove an existing
12756 (remove_node_data): Do not free it as it's released
12757 in set_function_state.
12759 2016-05-19 Martin Liska <mliska@suse.cz>
12761 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
12764 2016-05-19 Martin Liska <mliska@suse.cz>
12766 * omp-simd-clone.c (simd_clone_adjust): Release vector.
12768 2016-05-19 Martin Liska <mliska@suse.cz>
12770 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
12771 an auto_vec instead of re-creating it.
12773 2016-05-19 Martin Liska <mliska@suse.cz>
12775 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
12776 auto_vec instead of vec.
12778 2016-05-19 Martin Liska <mliska@suse.cz>
12780 * lto-section-in.c (lto_get_section_data): Call
12781 lto_check_version with additional argument.
12782 * lto-streamer.c (lto_check_version): Add new argument.
12783 * lto-streamer.h (lto_check_version): Likewise.
12785 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12787 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
12788 Don't add cost of inner memory when handling sign-extended loads.
12790 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
12792 PR rtl-optimization/71148
12793 * cse.c (cse_main): Free dominance info.
12794 (rest_of_handle_cse): Don't free dominance info.
12795 (rest_of_handle_cse2): Likewise.
12796 (rest_of_handle_cse_after_global_opts): Likewise.
12798 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12801 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
12802 NULL_TREE early if NEON is not available. Remove now redundant check
12803 in ARM_CHECK_BUILTIN_MODE.
12805 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
12808 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
12809 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
12810 * doc/cpp.texi: Document new macros.
12812 2016-05-19 Bin Cheng <bin.cheng@arm.com>
12814 PR tree-optimization/69848
12815 * tree-vect-loop.c (vectorizable_reduction): Don't factor
12816 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
12818 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
12820 * function.c (thread_prologue_and_epilogue_insn): Move the
12821 "goto epilogue_done" one block later.
12823 2016-05-19 Richard Biener <rguenther@suse.de>
12825 PR tree-optimization/70729
12826 * passes.def: Move LIM pass before PRE. Remove no longer
12827 required copyprop and move first DCE out of the loop pipeline.
12829 2016-05-18 David Malcolm <dmalcolm@redhat.com>
12832 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
12833 (OBJS-libcommon-target): ...here.
12834 * opts-common.c: Include spellcheck.h.
12835 (cmdline_handle_error): Build a vec of valid options and use it
12836 to suggest provide hints for misspelled arguments.
12838 2016-05-18 Jakub Jelinek <jakub@redhat.com>
12841 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
12842 lhs if it has TREE_ADDRESSABLE type.
12844 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
12847 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
12848 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
12850 2016-05-18 Martin Jambor <mjambor@suse.cz>
12853 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
12854 input for NOP_EXPR pass-through functions.
12855 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
12856 aggregate global constant VAR_DECLs in constant jump functions.
12858 2016-05-18 Martin Jambor <mjambor@suse.cz>
12861 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
12862 from TREE_READONLY parameters.
12864 2016-05-18 Martin Jambor <mjambor@suse.cz>
12867 * cgraph.h (cgraph_indirect_call_info): New field
12868 guaranteed_unmodified.
12869 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
12870 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12872 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
12873 pass the parameter value to ipa_find_agg_cst_for_param.
12874 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
12875 guaranteed_unmodified, store AA results there instead of bailing out
12877 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
12878 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
12879 (find_constructor_constant_at_offset): New function.
12880 (ipa_find_agg_cst_from_init): Likewise.
12881 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
12882 static initializers of contants, report back through a new paameter
12883 from_global_constant if that was the case.
12884 (try_make_edge_direct_simple_call): Also pass parameter value to
12885 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
12887 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
12888 (ipa_read_indirect_edge_info): Likewise.
12889 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
12890 (ipa_load_from_parm_agg): Likewise.
12892 2016-05-18 Jiong Wang <jiong.wang@arm.com>
12894 PR rtl-optimization/71150
12895 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
12898 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12901 * config/rs6000/constraints.md (wE constraint): New constraint
12902 for a vector constant that can be loaded with XXSPLTIB.
12903 (wM constraint): New constraint for a vector constant of a 1's.
12904 (wS constraint): New constraint for a vector constant that can be
12905 loaded with XXSPLTIB and a vector sign extend instruction.
12906 * config/rs6000/predicates.md (xxspltib_constant_split): New
12907 predicates for wE/wS constraints.
12908 (xxspltib_constant_nosplit): Likewise.
12909 (easy_vector_constant): Add support for constants that can be
12910 loaded via XXSPLTIB.
12911 (all_ones_constant): New predicate for vector constant with all
12913 (splat_input_operand): Add support for ISA 3.0 word splat operations.
12914 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
12915 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
12916 instruction and possibly with a sign extension.
12917 (output_vec_const_move): Add support for XXSPLTIB. If we are
12918 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
12919 instead of XXLXOR/XXLORC.
12920 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
12922 (rs6000_legitimize_reload_address): Likewise.
12923 (rs6000_output_move_128bit): Use output_vec_const_move to emit
12925 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
12926 combine VSX_M and VSX_M2 into one iterator.
12927 (VSX_M2): Likewise.
12928 (VSINT_84): New iterators for loading constants with XXSPLTIB.
12929 (VSINT_842): Likewise.
12930 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
12931 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
12932 XXSPLTIB instruction.
12933 (xxspltib_<mode>_nosplit): Likewise.
12934 (xxspltib_<mode>_split): New insn to load up constants with
12935 XXSPLTIB and a sign extend instruction.
12936 (vsx_mov<mode>): Replace single move that handled all vector types
12937 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
12938 moves (when -mvsx-timode is in effect) into the main vector
12939 moves. Eliminate separate moves for <VSr> <VSa>, where the
12940 preferred register class (<VSr>) is listed first, and the
12941 secondary register class (<VSa>) is listed second with a '?' to
12942 discourage use. Prefer loading 0/-1 in any VSX register for ISA
12943 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
12944 that if the register was involved in a slow operation, the
12945 clear/set operation does not wait for the slow operation to
12946 finish. Adjust the length attributes for 32-bit mode. Use
12947 rs6000_output_move_128bit and drop the use of the string
12948 instructions for 32-bit movti when -mvsx-timode is in effect. Use
12949 spacing so that the alternatives and attributes don't generate
12950 long lines, and put things in columns, so that it is easier to
12951 match up the operands and attributes with the insn alternatives.
12952 (vsx_mov<mode>_64bit): Likewise.
12953 (vsx_mov<mode>_32bit): Likewise.
12954 (vsx_movti_64bit): Fold movti into normal vector moves.
12955 (vsx_movti_32bit): Likewise.
12956 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
12957 splat instructions.
12958 (vsx_splat_v4si_internal): Likewise.
12959 (vsx_splat_v4sf_internal): Likewise.
12960 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
12961 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
12962 extend vector elements.
12963 (vsx_sign_extend_hi_<mode>): Likewise.
12964 (vsx_sign_extend_si_v2di): Likewise.
12965 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
12967 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
12968 constraints. Add trailing period to wL documentation.
12970 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
12972 PR middle-end/71020
12973 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
12974 * tree-dfa.c (replace_abnormal_ssa_names): New function.
12975 * tree-call-cdce.c: Include tree-dfa.h.
12976 (can_guard_call_p): New function, extracted from...
12977 (can_use_internal_fn): ...here.
12978 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
12980 (shrink_wrap_one_built_in_call): Likewise.
12981 (use_internal_fn): Likewise.
12982 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
12983 and return void. Call replace_abnormal_ssa_names.
12984 (pass_call_cdce::execute): Check can_guard_call_p during the
12985 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
12986 will always change something.
12988 2016-05-18 Martin Jambor <mjambor@suse.cz>
12991 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
12992 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
12994 2016-05-18 Martin Jambor <mjambor@suse.cz>
12997 * ipa-inline.h (condition): New field size.
12998 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
12999 for comaprison and store it into the new condition.
13000 (evaluate_conditions_for_known_args): Use condition size to check
13001 access sizes for all but CHANGED conditions.
13002 (unmodified_parm_1): New parameter size_p, store access size into it.
13003 (unmodified_parm): Likewise.
13004 (unmodified_parm_or_parm_agg_item): Likewise.
13005 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13006 (set_cond_stmt_execution_predicate): Extract access sizes and store
13007 them to conditions.
13008 (set_switch_stmt_execution_predicate): Likewise.
13009 (will_be_nonconstant_expr_predicate): Likewise.
13010 (will_be_nonconstant_predicate): Likewise.
13011 (inline_read_section): Stream condition size.
13012 (inline_write_summary): Likewise.
13014 2016-05-18 Richard Biener <rguenther@suse.de>
13016 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13017 condition cost to PHI cost instead of total_cost.
13019 2016-05-18 Martin Liska <mliska@suse.cz>
13022 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13025 2016-05-18 Richard Biener <rguenther@suse.de>
13027 * lto-streamer.h (LTO_major_version): Bump to 6.
13029 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13031 * function.c (make_split_prologue_seq, make_prologue_seq,
13032 make_epilogue_seq): New functions, factored out from...
13033 (thread_prologue_and_epilogue_insns): Here.
13035 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13037 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13038 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13039 of before. Add a comment.
13041 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13043 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13044 expression pointer, not pointer to the pointer.
13046 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13048 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13049 (avx2_pbroadcast<mode>): Add another alternative with v instead
13050 of x constraints in it, using <pbroadcast_evex_isa> isa.
13051 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13053 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13054 constraint x instead of v in second alternative, add avx512bw
13057 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13058 constraint x instead of v in second alternative, add avx512bw
13061 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13062 constraint x instead of v in second alternative, add avx512bw
13065 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13066 avx512bw alternative.
13068 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13070 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13071 array to 128 chars.
13072 (define_insn "*andnottf3"): Ditto.
13073 (define_insn "*<code><mode>3"/any_logic): Ditto.
13074 (define_insn "*<code>tf3"/any_logic): Ditto.
13075 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13076 operand to block AVX-512VL insn variant emit when it is not enabled.
13078 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13080 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13081 constraint fot SF mode.
13083 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13084 Kirill Yukhin <kirill.yukhin@intel.com>
13086 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13088 (define_insn "rsqrt14<mode>"): Ditto.
13089 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13090 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13091 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13092 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13093 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13095 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13096 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13097 * config/i386/i386.c (ix86_print_operand): Expand check for size
13098 override codes for Intel syntax.
13100 2016-05-18 Richard Biener <rguenther@suse.de>
13102 PR tree-optimization/71168
13103 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13104 initialization earlier.
13106 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13108 * config/aarch64/aarch64-simd.md
13109 (aarch64_reduc_plus_internal<mode>): Rename to...
13110 (reduc_plus_scal): ...This, and remove previous implementation.
13112 2016-05-18 Richard Biener <rguenther@suse.de>
13114 * passes.def: Put late dse and cd_dce in canonical order.
13116 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13118 * ipa-inline-transform.c (preserve_function_body_p): Look for
13119 first non-thunk clone.
13120 (save_function_body): Save into first non-thunk.
13121 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13123 (lto_output_node): Inline thunks don't need body in every
13125 * lto-streamer-in.c: Do not fixup thunk clones.
13126 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13128 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13131 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13133 PR middle-end/63586
13134 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13135 (reassociate_bb): Call transform_add_to_multiply.
13137 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13139 * config/aarch64/aarch64.c (all_extensions): Removed unused
13142 2016-05-17 Nathan Sidwell <nathan@acm.org>
13144 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13145 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13147 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13149 PR tree-optimization/54579
13150 PR middle-end/55299
13151 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13153 2016-05-17 Marek Polacek <polacek@redhat.com>
13156 * tree-inline.c (expand_call_inline): Call
13157 maybe_remove_unused_call_args.
13159 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13161 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13162 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13163 * doc/md.texi (fmin@var{m}3): Likewise.
13165 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13167 * match.pd (X & C): New transformation.
13169 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13171 * match.pd (~X & Y): New transformation.
13173 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13175 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13176 information for new SSA_NAME.
13177 (simplify_conversion_using_ranges): Get range through get_range_info
13178 instead of get_value_range.
13180 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13182 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13183 Remove inline assembly.
13184 (vmvn_s16): Likewise.
13185 (vmvn_s32): Likewise.
13186 (vmvn_u8): Likewise.
13187 (vmvn_u16): Likewise.
13188 (vmvn_u32): Likewise.
13189 (vmvnq_s8): Likewise.
13190 (vmvnq_s16): Likewise.
13191 (vmvnq_s32): Likewise.
13192 (vmvnq_u8): Likewise.
13193 (vmvnq_u16): Likewise.
13194 (vmvnq_u32): Likewise.
13195 (vmvn_p8): Likewise.
13196 (vmvnq_p16): Likewise.
13198 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13200 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13202 (vmul_n_s16): Likewise.
13203 (vmul_n_s32): Likewise.
13204 (vmul_n_u16): Likewise.
13205 (vmul_n_u32): Likewise.
13206 (vmulq_n_f32): Likewise.
13207 (vmulq_n_f64): Likewise.
13208 (vmulq_n_s16): Likewise.
13209 (vmulq_n_s32): Likewise.
13210 (vmulq_n_u16): Likewise.
13211 (vmulq_n_u32): Likewise.
13213 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13215 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13216 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13218 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13220 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13221 to *aarch64_fma4_elt_from_dup<mode>.
13222 (*aarch64_fnma4_elt_to_128df): Rename to
13223 *aarch64_fnma4_elt_from_dup<mode>.
13224 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13225 (vfms_n_f32): Likewise.
13226 (vfms_n_f64): Likewise.
13227 (vfmsq_n_f32): Likewise.
13228 (vfmsq_n_f64): Likewise.
13230 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13232 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13234 2016-05-17 Richard Biener <rguenther@suse.de>
13236 PR tree-optimization/71132
13237 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13238 Only add control dependences for blocks in the loop.
13239 (build_rdg): Adjust.
13240 (generate_code_for_partition): Return whether loop should
13241 be destroyed and delay that.
13242 (distribute_loop): Likewise.
13243 (pass_loop_distribution::execute): Record loops to be destroyed
13244 and perform delayed destroying of loops.
13246 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13249 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13251 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13253 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13255 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13258 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13259 insertion point for instructions generated by validize_mem.
13261 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13263 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13266 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13268 * config/aarch64/aarch64.c
13269 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13270 rather than a macro.
13272 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13274 * doc/invoke.texi (AArch64 Options): Various updates.
13276 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13278 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13279 into instrumentation thunks.
13280 * cif-code.def (CIF_CHKP): New.
13282 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13284 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13286 2016-05-16 Martin Jambor <mjambor@suse.cz>
13288 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13289 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13291 2016-05-16 Marek Polacek <polacek@redhat.com>
13293 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13296 2016-05-16 Martin Jambor <mjambor@suse.cz>
13299 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13300 the outlined kernel function.
13302 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13304 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13305 (ISA_HAS_DLSA): Ditto.
13307 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13309 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13311 2016-05-16 Nathan Sidwell <nathan@acm.org>
13313 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13314 (nvptx_name_replacement): Restore. Add comment.
13315 (write_fn_proto, write_fn_proto_from_insn,
13316 nvptx_output_call_insn): Restore
13317 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13319 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13321 * config/aarch64/aarch64.md
13322 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13323 (add<mode>3_compareC_imm): Likewise.
13324 (<optab>si3_uxtw): Split into register and immediate variants.
13325 (andsi3_compare0_uxtw): Likewise.
13326 (and<mode>3_compare0): Likewise.
13327 (and<mode>3nr_compare0): Likewise.
13328 (stack_protect_test_<mode>): Don't use %x for memory operands.
13330 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13332 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13334 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13336 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13337 Split integer shifts into shift_reg and bfm.
13338 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13339 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13340 (ror<mode>3_insn): Likewise.
13341 (<optab>si3_insn_uxtw): Likewise.
13342 (<optab><mode>3_insn): Change to rotate_imm.
13343 (extr<mode>5_insn_alt): Likewise.
13344 (extrsi5_insn_uxtw): Likewise.
13345 (extrsi5_insn_uxtw_alt): Likewise.
13347 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13349 * doc/tm.texi: Regenerate.
13350 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13351 (TARGET_INVALID_RETURN_TYPE): Remove.
13352 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13353 TARGET_INVALID_RETURN_TYPE.
13354 * target.def (invalid_parameter_type): Remove.
13355 (invalid_return_type): Remove.
13357 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13359 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13360 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13362 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13364 (preserve_function_body_p): No need to preserve function body
13365 * cif-codes.def (CIF_THUNK): Remove.
13366 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
13368 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13370 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
13372 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13374 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
13377 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13379 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
13380 (inline_small_functions): Do not look for function symbol when
13383 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13385 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
13388 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13389 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13390 Jiong Wang <jiong.wang@arm.com>
13392 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
13393 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
13394 Define __ARM_FP16_ARGS when appropriate.
13395 * config/arm/arm.c (arm_invalid_parameter_type): Remove
13397 (arm_invalid_return_type): Likewise.
13398 (TARGET_INVALID_PARAMETER_TYPE): Remove.
13399 (TARGET_INVALID_RETURN_TYPE): Remove.
13400 (aapcs_vfp_sub_candidate): Allow HFmode.
13401 (aapcs_vfp_allocate): Add comment. Support HFmode.
13402 (aapcs_vfp_allocate_return_reg): Likewise.
13403 (struct aapcs_cp_arg_layout): Slightly reword comments for
13404 is_return_candidate and allocate_return_reg.
13405 (output_mov_vfp): Update assert.
13406 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
13408 (arm_invalid_parameter_type): Remove.
13409 (amr_invalid_return_type): Remove.
13410 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
13411 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
13412 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
13414 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13416 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
13417 * config/aarch64/arch64-protos.h
13418 (aarch64_legitimize_reload_address): Remove.
13419 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
13422 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
13424 * configure.ac: Add ACX_NONCANONICAL_HOST.
13425 * configure: Regenerate.
13426 * Makefile.in: Set host_noncanonical.
13428 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
13431 * config/i386/i386.md (*movtf_internal): Before register allocation,
13432 do not allow FP constants for CM_MEDIUM memory model, allow only
13433 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
13434 (*movxf_internal): Ditto.
13435 (*movdf_internal): Ditto.
13436 (*movsf_internal): Ditto.
13438 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
13440 PR rtl-optimization/67483
13441 * combine.c (make_compound_operation): Don't call extract_left_shift
13442 with negative shift amounts.
13444 2016-05-13 Jakub Jelinek <jakub@redhat.com>
13447 * fold-const.c (fold_checksum_tree): Allow modification
13448 of TYPE_ALIAS_SET during folding.
13450 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
13451 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
13452 (ix86_split_to_parts): Likewise. Fix up formatting.
13454 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
13456 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
13457 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
13460 2016-05-13 Nathan Sidwell <nathan@acm.org>
13462 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
13463 (nvptx_name_replacement): Delete.
13464 (write_fn_proto, write_fn_proto_from_insn,
13465 nvptx_output_call_insn): Remove nvptx_name_replacement call.
13466 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
13467 * langhooks.c (add_builtin_funcction_common): Call
13468 targetm.mangle_decl_assembler_name.
13470 * config/nvptx/nvptx.c (write_fn_proto): Handle
13471 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
13473 2016-05-13 Martin Liska <mliska@suse.cz>
13475 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
13476 and PRIu64 in printf format.
13478 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13480 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
13483 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13485 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13486 Change --param max-completely-peeled-times to
13487 --param max-completely-peel-times in dump file printing.
13489 2016-05-13 Richard Biener <rguenther@suse.de>
13491 PR tree-optimization/42587
13492 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
13493 (find_bswap_or_nop_1): Likewise.
13494 (bswap_replace): Likewise.
13496 2016-05-13 Martin Liska <mliska@suse.cz>
13498 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
13499 Initialize a variable with default value.
13501 2016-05-13 Martin Liska <mliska@suse.cz>
13503 * doc/invoke.texi: Enhance explanation of error recovery
13506 2016-05-13 Martin Liska <mliska@suse.cz>
13508 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
13509 (struct cost_pair): Change inv_expr_id (int) to inv_expr
13510 (iv_inv_expr_ent *).
13511 (struct iv_inv_expr_ent): Comment struct fields.
13512 (sort_iv_inv_expr_ent): New function.
13513 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
13514 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
13515 a hash_map between iv_inv_expr_ent and number of usages.
13516 (niter_for_exit): Fix coding style.
13517 (tree_ssa_iv_optimize_init): Use renamed variable.
13518 (determine_base_object): Fix coding style.
13519 (alloc_iv): Likewise.
13520 (find_interesting_uses_outside): Likewise.
13521 (add_candidate_1): Likewise.
13522 (add_standard_iv_candidates): Likewise.
13523 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
13524 (prepare_decl_rtl): Fix coding style.
13525 (get_address_cost): Likewise.
13526 (get_shiftadd_cost): Likewise.
13527 (force_expr_to_var_cost): Likewise.
13528 (compare_aff_trees): Likewise.
13529 (get_expr_id): Restructure the function.
13530 (get_loop_invariant_expr_id): Renamed to
13531 get_loop_invariant_expr.
13532 (get_computation_cost_at): Replace usage of inv_expr_id with
13534 (get_computation_cost): Likewise.
13535 (determine_group_iv_cost_generic): Likewise.
13536 (determine_group_iv_cost_address): Likewise.
13537 (iv_period): Fix coding style.
13538 (iv_elimination_compare_lt): Likewise.
13539 (may_eliminate_iv): Likewise.
13540 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
13542 (determine_group_iv_costs): Dump invariant expressions.
13543 (iv_ca_recount_cost): Use the newly added hash_map.
13544 (iv_ca_set_remove_invariants): Fix coding style.
13545 (iv_ca_set_add_invariants): Fix coding style.
13546 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
13548 (iv_ca_set_cp): Likewise.
13549 (iv_ca_new): Initialize the newly added hash_map and remove
13550 initialization of fields.
13551 (iv_ca_free): Delete the hash_map.
13552 (iv_ca_dump): Dump invariant expressions.
13553 (iv_ca_extend): Fix coding style.
13554 (try_add_cand_for): Likewise.
13555 (create_new_ivs): Dump information about # of avg iterations and
13556 # of used invariant expressions.
13557 (rewrite_use_compare): Fix coding style.
13558 (free_loop_data): Set default value for max_inv_expr_id.
13560 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
13562 * cse.c (rest_of_handle_cse): Use cleanup_cfg
13563 returned value cse_cfg_altered computation.
13564 (rest_of_handle_cse2): Likewise.
13565 (rest_of_handle_cse_after_global_opts): Likewise.
13567 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13570 * config/arm/arm.c (arm32_output_mi_thunk): New.
13571 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
13572 to split Thumb1 vs TARGET_32BIT functionality.
13573 (arm_thumb1_mi_thunk): New.
13575 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13577 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
13580 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13583 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
13585 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
13587 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
13588 (expand_builtin_trap): Emit a regular call.
13589 (set_builtin_user_assembler_name): Remove obsolete cases.
13590 * dse.c (scan_insn): Adjust.
13591 * except.c: Include calls.h.
13592 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
13593 emit a regular call to setjmp.
13594 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
13595 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
13596 (emit_block_move_via_libcall): Delete.
13597 (block_move_fn): Delete.
13598 (init_block_move_fn): Likewise.
13599 (emit_block_move_libcall_fn): Likewise.
13600 (emit_block_op_via_libcall): New function.
13601 (set_storage_via_libcall): Tidy up and use memset builtin.
13602 (block_clear_fn): Delete.
13603 (init_block_clear_fn): Likewise.
13604 (clear_storage_libcall_fn): Likewise.
13605 (expand_assignment): Call emit_block_move_via_libcall.
13606 Do not include gt-expr.h.
13607 * expr.h (emit_block_op_via_libcall): Declare.
13608 (emit_block_copy_via_libcall): New inline function.
13609 (emit_block_move_via_libcall): Likewise.
13610 (emit_block_comp_via_libcall): Likewise.
13611 (block_clear_fn): Delete.
13612 (init_block_move_fn): Likewise.
13613 (init_block_clear_fn): Likewise.
13614 (emit_block_move_via_libcall): Likewise.
13615 (set_storage_via_libcall): Add default parameter value.
13616 * libfuncs.h (enum libfunc_index): Remove obsolete values.
13617 (abort_libfunc): Delete.
13618 (memcpy_libfunc): Likewise.
13619 (memmove_libfunc): Likewise.
13620 (memcmp_libfunc): Likewise.
13621 (memset_libfunc): Likewise.
13622 (setbits_libfunc): Likewise.
13623 (setjmp_libfunc): Likewise.
13624 (longjmp_libfunc): Likewise.
13625 (profile_function_entry_libfunc): Likewise.
13626 (profile_function_exit_libfunc): Likewise.
13627 (gcov_flush_libfunc): Likewise.
13628 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
13629 and DECL_VISIBILITY on the declaration.
13630 (init_optabs): Do not initialize obsolete libfuncs.
13631 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
13632 * tree-core.h (ECF_RET1): Define.
13633 (ECF_TM_PURE): Adjust.
13634 (ECF_TM_BUILTIN): Likewise.
13635 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
13636 (build_common_builtin_nodes): Initialize abort builtin.
13637 Add ECF_RET1 on memcpy, memmove and memset builtins.
13638 Pass final flags for alloca and alloca_with_align builtins.
13639 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
13641 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
13642 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
13643 set_storage_via_libcall and call emit_block_copy_via_libcall.
13645 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
13647 * config/i386/i386.md (*call_got_x32): Change operand 0 to
13648 DImode before it is passed to ix86_output_call_operand.
13649 (*call_value_got_x32): Ditto for operand 1.
13651 2016-05-12 Jiong Wang <jiong.wang@arm.com>
13653 PR rtl-optimization/70904
13654 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
13655 reload for wide mode.
13657 2016-05-12 Marek Polacek <polacek@redhat.com>
13660 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
13661 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
13662 * langhooks.h (incomplete_type_error): Likewise.
13663 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
13664 parameter, pass it down to incomplete_type_error.
13665 * tree.h (size_in_bytes): New inline overload.
13666 (size_in_bytes_loc): Renamed from size_in_bytes.
13668 2016-05-12 Richard Biener <rguenther@suse.de>
13670 PR tree-optimization/71059
13671 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
13672 nary before looking up or entering the expression into the VN
13674 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
13675 Make sure to re-use NARYs without result as inserted by
13678 2016-05-12 Richard Biener <rguenther@suse.de>
13680 PR tree-optimization/71062
13681 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13683 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13684 vars_contains_restrict if the var is a restrict tag.
13685 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
13686 do not disambiguate pointers against it.
13687 (dump_points_to_solution): Re-structure and adjust for new
13688 vars_contains_restrict flag.
13689 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
13691 2016-05-12 Martin Liska <mliska@suse.cz>
13693 * doc/invoke.texi: Explain connection between
13694 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
13696 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
13698 PR tree-optimization/71006
13699 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
13700 consider COND_EXPR as a mask producer.
13702 2016-05-12 Marek Polacek <polacek@redhat.com>
13705 * opts.c (common_handle_option): Detect missing argument for --help^.
13707 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13710 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
13711 when popping the PC and within an interrupt handler routine.
13712 Add missing tab to output of "ldmfd".
13713 (output_return_instruction): Output LDMFD with SP update rather
13714 than POP when returning from interrupt handler.
13716 2016-05-12 Jakub Jelinek <jakub@redhat.com>
13718 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
13719 TARGET_64BIT && TARGET_AVX512DQ.
13720 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
13721 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
13722 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
13723 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
13724 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
13725 (*vec_extractv4si_zext): Add avx512dq alternative.
13726 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
13727 use v instead of x constraint in other alternatives where possible.
13729 * config/i386/sse.md (sse2_loadld): Use v instead of x
13730 constraint in alternatives 0,1,4.
13732 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
13733 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
13734 v constraints instead of x and <pinsr_evex_isa> isa attribute.
13737 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
13738 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
13739 is not emitted unless TARGET_AVX512BW.
13740 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
13741 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
13742 for the result operand.
13744 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
13745 constraint instead of x in avx alternatives. Use maybe_evex instead
13748 * config/i386/constraints.md (Yv): New constraint.
13749 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
13750 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
13751 * config/i386/i386.md (avx512fvecmode): New mode attr.
13752 (*pushtf): Use v constraint instead of x.
13753 (*movtf_internal): Likewise. For TARGET_AVX512VL and
13754 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
13755 (*absneg<mode>2): Use Yv constraint instead of x constraint.
13756 (*absnegtf2_sse): Likewise.
13757 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
13758 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
13759 avx512f alternatives.
13760 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
13762 2016-05-12 Richard Biener <rguenther@suse.de>
13764 PR tree-optimization/71060
13765 * tree-data-ref.c (initialize_data_dependence_relation): Do not
13766 require exact match of DR_BASE_OBJECT but only matching address and
13769 2016-05-12 Richard Biener <rguenther@suse.de>
13771 PR tree-optimization/70986
13772 * cfganal.c: Include cfgloop.h.
13773 (dfs_find_deadend): Prefer to take edges exiting loops.
13775 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13777 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
13778 compile and run time.
13780 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
13783 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
13785 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
13787 * config/i386/i386.c (legitimize_pic_address): Use
13788 copy_to_suggested_reg instead of gen_movsi.
13790 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13792 * config/rs6000/predicates.md (quad_memory_operand): Move most of
13793 the code into quad_address_p and call it to share code with
13794 vsx_quad_dform_memory_operand.
13795 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
13797 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
13798 bit instead of being a separate word. Split -mpower9-dform into
13799 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13800 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
13801 for the register class supporting 128-bit quad word memory offsets.
13802 (mode_supports_vsx_dform_quad): Helper function to return if the
13803 register class uses quad word memory offsets.
13804 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
13805 (rs6000_debug_reg_global): Always print if we are using LRA or not.
13806 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
13807 instructions are enabled, set up the appropriate addr_masks for
13809 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
13810 -mpower9-dform-scalar, instead of -mpower9-dform.
13811 (rs6000_option_override_internal): Split -mpower9-dform into two
13812 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
13813 -mpower9-dform switch sets or clears both. If we are not using
13814 the LRA register allocator, do not enable -mpower9-dform-vector by
13815 default. If we are using LRA, enable -mpower9-dform-vector and
13816 -mvsx-timode if it is appropriate. Issue a warning if either
13817 -mpower9-dform-vector or -mvsx-timode are explicitly used without
13819 (quad_address_offset_p): New helper function to return if the
13820 offset is legal for quad word memory instructions.
13821 (quad_address_p): New function to determin if GPR or vector
13822 register quad word memory addresses are legal.
13823 (mem_operand_gpr): Validate quad word address offsets.
13824 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
13825 d-form (register + offset) instructions.
13826 (offsettable_ok_by_alignment): Likewise.
13827 (rs6000_legitimate_offset_address_p): Likewise.
13828 (legitimate_lo_sum_address_p): Likewise.
13829 (rs6000_legitimize_address): Likewise.
13830 (rs6000_legitimize_reload_address): Add more debug statements for
13832 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
13833 d-form instructions.
13834 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
13835 d-form instructions. Distinguish different cases in debug
13836 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
13837 d-form instructions.
13838 (rs6000_preferred_reload_class): Likewise.
13839 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
13840 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
13841 of the ISA 2.06 indexed memory instructions.
13842 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
13843 use them to save/restore the saved vector registers instead of
13844 using Altivec instructions.
13845 (rs6000_emit_epilogue): Likewise.
13846 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
13847 (rs6000_opt_masks): Split -mpower9-dform into
13848 -mpower9-dform-scalar and -mpower9-dform-vector.
13849 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
13851 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
13852 ISA 3.0 vector indexed memory instructions, and fold the code into
13853 the normal mov<mode> patterns.
13854 (p9_vecstore_<mode>): Likewise.
13855 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
13857 (vsx_movti_64bit): Likewise.
13858 (vsx_movti_32bit): Likewise.
13859 * config/rs6000/constraints.md (wO constraint): New constraint for
13860 ISA 3.0 vector d-form support.
13861 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
13862 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
13863 include -mpower9-dform-vector until we switch over to LRA.
13864 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
13865 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
13866 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
13867 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13868 for -mpower9-dform and -mlra.
13869 * doc/md.texi (wO constraint): Document wO constraint.
13871 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
13873 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
13874 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
13875 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
13876 Move handling of non-insn arguments inline into the sole user:
13877 (output_trans_func): ...here.
13878 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
13879 in emitted function prototype.
13880 (output_internal_insn_latency_func): Ditto. Simplify.
13881 (output_internal_maximal_insn_latency_func): Ditto. Delete
13882 always-unused argument.
13883 (output_insn_latency_func): Ditto.
13884 (output_maximal_insn_latency_func): Ditto.
13886 2016-05-11 Richard Biener <rguenther@suse.de>
13888 PR tree-optimization/71055
13889 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
13890 sth with precision not equal to access size verify we don't chop
13893 2016-05-11 Richard Biener <rguenther@suse.de>
13896 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
13897 (dwarf2out_finish): Move retry_incomplete_types call ...
13898 (dwarf2out_early_finish): ... here.
13900 2016-05-11 Richard Biener <rguenther@suse.de>
13902 PR middle-end/71002
13903 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
13904 if the langhook insists on it.
13905 * fold-const.c (make_bit_field_ref): Add arg for the original
13906 reference and preserve its alias-set.
13907 (decode_field_reference): Take exp by reference and adjust it
13908 to the original memory reference.
13909 (optimize_bit_field_compare): Adjust callers.
13910 (fold_truth_andor_1): Likewise.
13911 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
13913 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
13915 PR middle-end/70807
13916 * cfgrtl.h (delete_insn_and_edges): Now return bool.
13917 * cfgrtl.c (delete_insn_and_edges): Likewise.
13918 * config/i386/i386.c (convert_scalars_to_vector): Remove
13920 * cse.c (cse_insn): Compute cse_cfg_altered.
13921 (delete_trivially_dead_insns): Likewise.
13922 (cse_cc_succs): Likewise.
13923 (rest_of_handle_cse): Free dominance info if required.
13924 (rest_of_handle_cse2): Likewise.
13925 (rest_of_handle_cse_after_global_opts): Likewise.
13927 2016-05-11 Alan Modra <amodra@gmail.com>
13929 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
13930 abi_v4_pass_in_fpr): New functions.
13931 (rs6000_function_arg_boundary): Exclude complex IBM long double
13932 from 64-bit alignment when ABI_V4.
13933 (rs6000_function_arg, rs6000_function_arg_advance_1,
13934 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
13936 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
13938 PR rtl-optimization/71028
13939 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
13940 jump with just a return in the fallthrough block if the branch
13941 block contains just a return as well.
13943 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
13945 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
13946 * match.pd ((X & Y) ^ Y): ... this.
13947 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
13948 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
13950 2016-05-10 David Malcolm <dmalcolm@redhat.com>
13952 * read-md.c (require_char_ws): New function.
13953 (read_string): Simplify using require_char_ws.
13954 (handle_constants): Likewise.
13955 (handle_enum): Likewise.
13956 (handle_file): Likewise.
13957 * read-md.h (require_char_ws): New declaration.
13958 * read-rtl.c (read_conditions): Simplify using require_char_ws.
13959 (read_mapping): Likewise.
13960 (read_rtx_code): Likewise.
13961 (read_nested_rtx): Likewise.
13963 2016-05-10 James Norris <jnorris@codesourcery.com>
13965 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
13966 if offloading is enabled and -fopenacc or -fopenmp is specified.
13967 (CRTOFFLOADEND): Likewise.
13968 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
13969 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
13971 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
13973 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
13974 gotoff_operand code paths. Use copy_to_suggested_regs and
13975 expand_simple_binop where appropriate. Cleanup.
13977 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13980 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
13982 (dimode_scalar_chain::vector_const_cost): New.
13983 (dimode_scalar_chain::compute_convert_gain): Handle constants.
13984 (dimode_scalar_chain::convert_op): Likewise.
13985 (dimode_scalar_chain::convert_insn): Likewise.
13987 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
13989 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
13990 unary operation, not a binary one.
13992 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
13994 PR middle-end/70877
13995 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
13996 calls with type casted fndecl.
13998 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14000 PR tree-optimization/70786
14001 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14002 * calls.c (initialize_argument_information): Bind bounds
14003 with corresponding args passed by reference.
14005 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14008 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14009 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14010 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14013 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14016 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14017 code for a zero scale factor.
14018 (vsx_xvcvdpuxds_scale): Likewise.
14020 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14022 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14023 if show_ruler_p was set on the context.
14024 (layout::show_ruler): New method.
14025 * diagnostic.h (struct diagnostic_context): Add field
14028 2016-05-10 Richard Biener <rguenther@suse.de>
14030 PR tree-optimization/71039
14031 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14032 (chk_uses): New function.
14033 (propagate_with_phi): Verify we can safely replicate the lhs of an
14034 aggregate assignment on all incoming edges.
14036 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14038 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14040 (rx_atomic_sequence): New class.
14041 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14042 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14044 (rx_atomic_sequence::rx_atomic_sequence,
14045 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14046 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14047 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14048 CTRLREG_INTB): New constants.
14049 (FETCHOP): New code iterator.
14050 (fethcop_name, fetchop_name2): New iterator code attributes.
14051 (QIHI): New mode iterator.
14052 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14053 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14054 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14056 2016-05-10 Martin Liska <mliska@suse.cz>
14058 * tree-inline.c (remap_dependence_clique): Do not remap
14059 debugging statements.
14061 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14063 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14064 ("*fixuns_truncdfdi2_z13")
14065 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14066 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14067 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14069 2016-05-10 Richard Biener <rguenther@suse.de>
14071 PR tree-optimization/70497
14072 PR tree-optimization/28367
14073 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14075 (visit_reference_op_load): ... here.
14076 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14077 with simplified BIT_FIELD_REFs.
14078 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14079 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14082 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14084 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14085 documentation comment. For BLOCK nodes, add a
14086 DW_AT_abstract_origin attribute that points to the DIE generated
14087 for the origin BLOCK.
14088 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14089 blocks from inlined functions.
14091 2016-05-10 Alan Modra <amodra@gmail.com>
14094 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14095 regrename modifying insns saving lr before __morestack call.
14096 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14097 insns restoring lr after __morestack call.
14099 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14101 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14102 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14104 * config/i386/sse.md (vec_interleave_high<mode>,
14105 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14106 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14108 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14110 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14111 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14112 parallel reassociation for power8 and forward.
14114 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14116 * config/i386/i386.md (absneg splitters with general regs): Use
14117 general_reg_operand predicate.
14118 (btsq peephole2): Use x86_64_immediate_operand to check if new
14119 value is suitable for immediate operand. Generate emitted insn
14120 using RTL expressions.
14121 (btcq peephole2): Ditto.
14122 (btrq peephole2): Ditto. Generate correct immediate operand
14125 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14127 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14130 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14132 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14133 pointer dereference.
14135 2016-05-09 Richard Biener <rguenther@suse.de>
14137 PR tree-optimization/70985
14138 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14139 op0 isn't a gimple register.
14141 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14143 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14144 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14145 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14146 (i6400_fpu_mult): New cpu units.
14147 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14148 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14149 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14150 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14151 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14152 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14153 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14154 (i6400_msa_long_float4, i6400_msa_long_float5)
14155 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14156 (i6400_msa_fdiv_sf): New reservations.
14157 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14158 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14159 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14160 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14161 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14162 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14163 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14164 (msa_short_store4, msa_long_load, msa_short_store)
14165 (msa_long_logic, msa_long_float2, msa_long_float4)
14166 (msa_long_float5, msa_long_float8, msa_long_mult)
14167 (msa_long_fdiv, msa_long_div): New reservations.
14169 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14170 Sameera Deshpande <sameera.deshpande@imgtec.com>
14171 Matthew Fortune <matthew.fortune@imgtec.com>
14172 Graham Stott <graham.stott@imgtec.com>
14173 Chao-ying Fu <chao-ying.fu@imgtec.com>
14175 * config.gcc: Add MSA header file for mips*-*-* target.
14176 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14177 (Ubv8i, Urv8): New constraints.
14178 * config/mips/mips-ftypes.def: Add function types for MSA
14180 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14181 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14182 * config/mips/mips-msa.md: New file.
14183 * config/mips/mips-protos.h
14184 (mips_split_128bit_const_insns): New prototype.
14185 (mips_msa_idiv_insns): Likewise.
14186 (mips_split_128bit_move): Likewise.
14187 (mips_split_128bit_move_p): Likewise.
14188 (mips_split_msa_copy_d): Likewise.
14189 (mips_split_msa_insert_d): Likewise.
14190 (mips_split_msa_fill_d): Likewise.
14191 (mips_expand_msa_branch): Likewise.
14192 (mips_const_vector_same_val_p): Likewise.
14193 (mips_const_vector_same_bytes_p): Likewise.
14194 (mips_const_vector_same_int_p): Likewise.
14195 (mips_const_vector_shuffle_set_p): Likewise.
14196 (mips_const_vector_bitimm_set_p): Likewise.
14197 (mips_const_vector_bitimm_clr_p): Likewise.
14198 (mips_msa_vec_parallel_const_half): Likewise.
14199 (mips_msa_output_division): Likewise.
14200 (mips_ldst_scaled_shift): Likewise.
14201 (mips_expand_vec_cond_expr): Likewise.
14202 * config/mips/mips.c (enum mips_builtin_type): Add
14203 MIPS_BUILTIN_MSA_TEST_BRANCH.
14204 (mips_gen_const_int_vector_shuffle): New prototype.
14205 (mips_const_vector_bitimm_set_p): New function.
14206 (mips_const_vector_bitimm_clr_p): Likewise.
14207 (mips_const_vector_same_val_p): Likewise.
14208 (mips_const_vector_same_bytes_p): Likewise.
14209 (mips_const_vector_same_int_p): Likewise.
14210 (mips_const_vector_shuffle_set_p): Likewise.
14211 (mips_symbol_insns): Forbid loading symbols via immediate for
14213 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14215 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14217 (mips_lx_address_p): Add support load indexed address for MSA.
14218 (mips_address_insns): Add calculation of instructions needed for
14219 stores and loads for MSA.
14220 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14221 CONST_VECTOR for MSA and let it fall through.
14222 (mips_ldst_scaled_shift): New function.
14223 (mips_subword_at_byte): Likewise.
14224 (mips_msa_idiv_insns): Likewise.
14225 (mips_legitimize_move): Validate MSA moves.
14226 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14227 calculation of costs for MSA division.
14228 (mips_split_move_p): Check if MSA moves need splitting.
14229 (mips_split_move): Split MSA moves if necessary.
14230 (mips_split_128bit_move_p): New function.
14231 (mips_split_128bit_move): Likewise.
14232 (mips_split_msa_copy_d): Likewise.
14233 (mips_split_msa_insert_d): Likewise.
14234 (mips_split_msa_fill_d): Likewise.
14235 (mips_output_move): Handle MSA moves.
14236 (mips_expand_msa_branch): New function.
14237 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14238 Reinstate 'y' modifier.
14239 (mips_file_start): Add MSA .gnu_attribute.
14240 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14242 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14243 (mips_class_max_nregs): Add register size for MSA supported mode.
14244 (mips_cannot_change_mode_class): Allow conversion between MSA
14245 vector modes and TImode.
14246 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14248 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14249 (mips_preferred_simd_mode): Add preffered modes for MSA.
14250 (mips_vector_mode_supported_p): Add MSA supported modes.
14251 (mips_autovectorize_vector_sizes): New function.
14252 (mips_msa_output_division): Likewise.
14253 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14254 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14255 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14256 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14257 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14258 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14259 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14260 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14261 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14262 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14263 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14264 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14265 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14266 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14267 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14268 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14269 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14270 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14271 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14272 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14273 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14274 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14275 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14276 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14277 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14278 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14279 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14280 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14281 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14282 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14283 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14284 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14285 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14286 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14287 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14288 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14289 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14290 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14291 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14292 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14293 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14294 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14295 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14296 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14297 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14298 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14299 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14300 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14301 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14302 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14303 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14304 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14305 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14306 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14307 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14308 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14309 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14310 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14311 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14312 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14313 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14314 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14315 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14316 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14317 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14318 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14319 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14320 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14321 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14322 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14323 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14324 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14325 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14326 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14327 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14328 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14329 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14330 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14331 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14332 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14333 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14334 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14335 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14336 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14337 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14338 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14339 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14340 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14341 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14342 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14343 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14344 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14345 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14346 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14347 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14348 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14349 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14350 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14351 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14352 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14353 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14354 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14355 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14356 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14357 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14358 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14359 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14360 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14361 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14362 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14363 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14364 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14365 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14366 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
14367 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
14368 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
14369 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
14370 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
14371 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
14372 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
14373 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
14374 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
14375 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
14376 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
14377 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
14378 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
14379 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
14380 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
14381 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
14382 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
14383 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
14384 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
14385 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
14386 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
14387 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
14388 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
14389 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
14390 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
14391 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
14392 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
14393 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
14394 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
14395 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
14396 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
14397 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
14398 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
14399 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
14400 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
14401 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
14402 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
14403 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
14405 (mips_get_builtin_decl_index): New array.
14406 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
14407 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
14408 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
14409 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
14410 (mips_init_builtins): Initialize mips_get_builtin_decl_index
14412 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14414 (mips_expand_builtin_insn): Prepare operands for
14415 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
14416 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
14417 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
14418 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
14419 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
14420 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
14421 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
14422 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
14423 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
14424 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
14425 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
14426 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
14427 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
14428 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
14429 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
14430 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
14431 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
14432 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
14433 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
14434 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
14435 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
14436 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
14437 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
14438 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
14439 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
14440 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
14441 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
14442 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
14443 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
14444 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
14445 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
14446 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
14447 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
14448 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
14449 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
14450 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
14451 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
14452 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
14453 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
14454 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
14455 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
14456 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
14457 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
14458 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
14459 These are set implicitly and an error is reported if overridden.
14460 (mips_expand_builtin_msa_test_branch): New function.
14461 (mips_expand_msa_shuffle): Likewise.
14462 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
14463 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
14464 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
14465 (mips_expand_vec_unpack): Add support for MSA.
14466 (mips_expand_vector_init): Likewise.
14467 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
14468 instead of const0_rtx.
14469 (mips_msa_vec_parallel_const_half): New function.
14470 (mips_gen_const_int_vector): Likewise.
14471 (mips_gen_const_int_vector_shuffle): Likewise.
14472 (mips_expand_msa_cmp): Likewise.
14473 (mips_expand_vec_cond_expr): Likewise.
14474 * config/mips/mips.h
14475 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
14476 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
14478 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
14479 (ISA_HAS_MSA): New macro.
14480 (UNITS_PER_MSA_REG): Likewise.
14481 (BITS_PER_MSA_REG): Likewise.
14482 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
14483 (MSA_REG_FIRST): New macro.
14484 (MSA_REG_LAST): Likewise.
14485 (MSA_REG_NUM): Likewise.
14486 (MSA_REG_P): Likewise.
14487 (MSA_REG_RTX_P): Likewise.
14488 (MSA_SUPPORTED_MODE_P): Likewise.
14489 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
14490 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
14491 * config/mips/mips.md: Include mips-msa.md.
14492 (alu_type): Add simd_add.
14493 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
14494 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
14495 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
14496 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
14497 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
14498 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
14499 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
14500 simd_move, simd_load, simd_store. Choose "multi" for moves
14502 (qword_mode): New attribute.
14503 (insn_count): Add instruction count for quad moves.
14504 Increase the count for MIPS SIMD division.
14505 (UNITMODE): Add UNITMODEs for vector types.
14506 (addsub): New code iterator.
14507 * config/mips/mips.opt (mmsa): New option.
14508 * config/mips/msa.h: New file.
14509 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
14511 * config/mips/mti-linux.h: Likewise.
14512 * config/mips/predicates.md
14513 (const_msa_branch_operand): New constraint.
14514 (const_uimm3_operand): Likewise.
14515 (const_uimm4_operand): Likewise.
14516 (const_uimm5_operand): Likewise.
14517 (const_uimm8_operand): Likewise.
14518 (const_imm5_operand): Likewise.
14519 (aq10b_operand): Likewise.
14520 (aq10h_operand): Likewise.
14521 (aq10w_operand): Likewise.
14522 (aq10d_operand): Likewise.
14523 (const_m1_operand): Likewise.
14524 (reg_or_m1_operand): Likewise.
14525 (const_exp_2_operand): Likewise.
14526 (const_exp_4_operand): Likewise.
14527 (const_exp_8_operand): Likewise.
14528 (const_exp_16_operand): Likewise.
14529 (const_vector_same_val_operand): Likewise.
14530 (const_vector_same_simm5_operand): Likewise.
14531 (const_vector_same_uimm5_operand): Likewise.
14532 (const_vector_same_uimm6_operand): Likewise.
14533 (const_vector_same_uimm8_operand): Likewise.
14534 (par_const_vector_shf_set_operand): Likewise.
14535 (reg_or_vector_same_val_operand): Likewise.
14536 (reg_or_vector_same_simm5_operand): Likewise.
14537 (reg_or_vector_same_uimm6_operand): Likewise.
14538 * doc/extend.texi (MIPS SIMD Architecture Functions): New
14540 * doc/invoke.texi (-mmsa): Document new option.
14542 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14544 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
14545 * configure: Regenerate.
14546 * config.in: Regenerate.
14547 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
14548 on -fvtable-verify.
14549 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
14550 (ENDFILE_VTV_SPEC): Define.
14552 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
14554 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
14555 registers in all interrupt handlers if necessary.
14556 (rl78_option_override): Add warning.
14557 (MUST_SAVE_MDUC_REGISTERS): New macro.
14558 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
14559 * config/rl78/rl78.c (check_mduc_usage): New function.
14560 (mduc_regs): New structure to hold MDUC register data.
14561 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
14562 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
14563 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
14564 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
14565 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
14566 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
14568 2016-05-09 Bin Cheng <bin.cheng@arm.com>
14570 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
14571 (tree-ssa-loop-niter.h): Ditto.
14572 (idx_within_array_bound, ref_within_array_bound): New functions.
14573 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
14574 Factor out check on writable base object to ...
14575 (base_object_writable): ... here.
14577 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14579 * config/arm/arm.md (probe_stack): Add modes to set source
14582 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
14584 * regrename.c (base_reg_class_for_rename): New static function.
14585 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
14587 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
14589 * cgraph.c (thunk_adjust): Export.
14590 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
14591 * cgraphunit.c (thunk_adjust): Export.
14592 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
14594 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
14596 * tree-inline.c (expand_call_inline): Expand thunks inline.
14598 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
14601 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
14602 (*sse2_vd_cvtss2sd): Ditto.
14603 * config/i386/i386.md
14604 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
14605 Generate *sse2_vd_cvtsd2ss pattern.
14606 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
14607 Generate *sse2_vd_cvtss2sd pattern.
14609 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14611 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
14612 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
14615 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
14617 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
14618 * config/sh/sh.c: Define and declare variables on first use throughout
14620 (current_function_interrupt): Change to bool type.
14621 (frame_insn): Rename to emit_frame_insn and update users.
14622 (push_regs): Use bool for 'interrupt_handler' argument.
14623 (save_schedule_s): Remove.
14624 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
14625 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
14626 targetm.asm_out.unaligned_op.di.
14627 (gen_far_branch): Remove redundant forward declaration.
14628 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
14629 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
14630 (sh_set_return_address, sh_function_ok_for_sibcall,
14631 scavenge_reg): Update comments.
14632 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
14633 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
14634 (sh_attr_renesas_p): Remove unnecessary parentheses.
14635 (branch_dest): Simplify.
14636 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
14637 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
14638 (CUMULATIVE_ARGS): Change macro to typedef.
14639 (current_function_interrupt): Change to bool type.
14640 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
14641 Surround with __cplusplus ifdef.
14642 (sh_compare_op0, sh_compare_op1): Remove.
14643 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
14645 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
14647 * config/arm/arm.md: (arch): Add neon.
14648 (arch_enabled): Return yes for arch neon when TARGET_NEON.
14649 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
14650 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
14651 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
14652 attributes for alt renumbering. Mark alt 3 as non-predicable.
14653 (thumb2_movdf_vfp): Likewise.
14655 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
14657 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
14658 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
14659 (*andqi_1): Add preferred_for_speed attribute to disparage
14660 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
14661 (*<code>qi_1): Ditto.
14662 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
14663 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
14664 (*ashlqi3_1): Ditto.
14665 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
14666 Add preferred_for_size attribute to disparage alternative 0 and
14667 preferred_for_speed attribute to disparage alternative 1 for
14668 TARGET_PARTIAL_REG_STALL targets.
14670 2016-05-07 Tom de Vries <tom@codesourcery.com>
14672 PR tree-optimization/70956
14673 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
14676 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
14678 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
14679 * config/sh/sh.c (sh_cbranch_distance): Implement it.
14680 * config/sh/sh.md (branch_zero): Remove define_attr.
14681 (define_delay): Disable delay slot if branch distance is one insn.
14683 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.md (LEAMODE): New mode attribute.
14686 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
14687 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
14688 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
14689 operand 2 predicate.
14690 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
14691 (*lea<mode>_general_3): Ditto.
14692 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
14694 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14696 * genmddump.c (main): Convert argv from char ** to const char **.
14698 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14700 * coretypes.h (OVERRIDE): New macro.
14701 (FINAL): New macro.
14703 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
14705 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
14706 allow coalescing if the types are compatible.
14708 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14710 * pass_manager.h (pass_manager::register_pass_name): New method.
14711 (pass_manager::get_pass_by_name): New method.
14712 (pass_manager::create_pass_tab): New method.
14713 (pass_manager::m_name_to_pass_map): New field.
14714 * passes.c (name_to_pass_map): Delete global in favor of field
14715 "m_name_to_pass_map" of pass_manager.
14716 (register_pass_name): Rename from a function to...
14717 (pass_manager::register_pass_name): ...this method, updating
14718 for renaming of global "name_to_pass_map" to field
14719 "m_name_to_pass_map".
14720 (create_pass_tab): Rename from a function to...
14721 (pass_manager::create_pass_tab): ...this method, updating
14722 for renaming of global "name_to_pass_map" to field.
14723 (get_pass_by_name): Rename from a function to...
14724 (pass_manager::get_pass_by_name): ...this method.
14725 (enable_disable_pass): Convert use of get_pass_by_name to
14726 a method call, locating the pass_manager singleton.
14728 2016-05-06 David Malcolm <dmalcolm@redhat.com>
14730 * genattr-common.c (main): Convert argv from char ** to const char **.
14731 * genattr.c (main): Likewise.
14732 * genattrtab.c (main): Likewise.
14733 * genautomata.c (initiate_automaton_gen): Likewise.
14735 * gencodes.c (main): Likewise.
14736 * genconditions.c (main): Likewise.
14737 * genconfig.c (main): Likewise.
14738 * genconstants.c (main): Likewise.
14739 * genemit.c (main): Likewise.
14740 * genenums.c (main): Likewise.
14741 * genextract.c (main): Likewise.
14742 * genflags.c (main): Likewise.
14743 * genmddeps.c (main): Likewise.
14744 * genopinit.c (main): Likewise.
14745 * genoutput.c (main): Likewise.
14746 * genpeep.c (main): Likewise.
14747 * genpreds.c (main): Likewise.
14748 * genrecog.c (main): Likewise.
14749 * gensupport.c (init_rtx_reader_args_cb): Likewise.
14750 (init_rtx_reader_args): Likewise.
14751 * gensupport.h (init_rtx_reader_args_cb): Likewise.
14752 (init_rtx_reader_args): Likewise.
14753 * gentarget-def.c (main): Likewise.
14754 * read-md.c (read_md_files): Likewise.
14755 * read-md.h (read_md_files): Likewise.
14757 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14759 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
14760 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
14761 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
14762 Remove unused predicate.
14763 (register_and_not_fp_reg_operand): Ditto.
14765 2016-05-06 Martin Liska <mliska@suse.cz>
14767 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
14768 instead of vec as the vector is local to the function.
14770 2016-05-06 Jakub Jelinek <jakub@redhat.com>
14772 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
14773 avx512bw alternative.
14775 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
14776 before the ashr<mode>3 pattern.
14778 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
14779 v instead of x in vex or maybe_vex alternatives, use
14780 maybe_evex instead of vex in prefix.
14782 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
14783 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
14784 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
14785 in vex or maybe_vex alternatives, use maybe_evex instead of vex
14788 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
14789 v instead of x in vex or maybe_vex alternatives, use
14790 maybe_evex instead of vex in prefix.
14792 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
14793 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
14794 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
14795 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
14796 alternatives, use maybe_evex instead of vex in prefix.
14798 * config/i386/sse.md (vec_interleave_lowv4sf,
14799 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
14800 v instead of x in vex or maybe_vex alternatives, use
14801 maybe_evex instead of vex in prefix.
14803 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
14804 v instead of x in vex or maybe_vex alternatives, use
14805 maybe_evex instead of vex in prefix.
14807 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
14808 v constraint instead of x.
14810 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
14812 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
14813 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
14816 2016-05-06 Richard Biener <rguenther@suse.de>
14818 PR tree-optimization/70948
14819 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
14820 Properly clobber all fields of va_list for __builtin_va_start.
14822 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14825 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
14826 loop latch destination.
14828 2016-05-06 Martin Liska <mliska@suse.cz>
14830 * tree-ssa-uninit.c: Apply manual changes
14831 to the GNU coding style.
14832 (prune_uninit_phi_opnds): Rename from
14833 prune_uninit_phi_opnds_in_unrealizable_paths.
14835 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14837 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
14838 mspace): Remove deprecated options.
14839 * doc/invoke.texi (SH options): Remove -mspace.
14841 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14843 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
14845 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14847 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
14848 corresponding combine split pattern.
14850 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14853 * config/sh/predicates.md (long_displacement_mem_operand): New.
14854 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
14855 Add movi20, movi20s alternatives. Adjust length attribute for
14857 (movsi_ie): Allow for any FPU. Adjust length attribute for
14859 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
14860 attribute for alternatives.
14861 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
14862 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
14863 length attribute for alternatives.
14865 2016-05-06 Richard Biener <rguenther@suse.de>
14867 PR tree-optimization/70960
14868 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
14870 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14873 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
14874 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
14876 2016-05-06 Marek Polacek <polacek@redhat.com>
14879 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
14881 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
14884 * config/sh/sh.md (*rotcr): Add another variant.
14886 2016-05-06 Richard Biener <rguenther@suse.de>
14888 PR middle-end/70931
14889 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
14891 2016-05-06 Richard Biener <rguenther@suse.de>
14893 PR middle-end/70941
14894 * fold-const.c (split_tree): Always convert to the original type
14897 2016-05-06 Richard Biener <rguenther@suse.de>
14899 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
14900 (fwprop_addr): Likewise.
14902 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
14905 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
14907 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
14908 * config/i386/i386.md (push mem splitter): Use find_constant_src in
14909 the splitter condition.
14910 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
14911 the splitter condition.
14912 (FP float_extend load splitter): Ditto.
14914 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
14916 * config/i386/i386.md (peehole2 patterns): Change true_regnum
14917 to REGNO in all peephole2 patterns.
14918 (post-reload splitters): Change true_regnum to REGNO in
14919 post-reload splitters.
14920 (zero_extend splitters): Use general_reg_operand and
14921 nonimmediate_gr_operand predicates.
14923 2016-05-05 Jakub Jelinek <jakub@redhat.com>
14925 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
14926 v constraint instead of x.
14928 2016-05-05 Alan Modra <amodra@gmail.com>
14931 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14932 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
14933 TARGET_NO_FP_IN_TOC for -mrelocatable.
14934 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
14935 TARGET_RELOCATABLE test.
14936 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14937 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14938 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14939 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14940 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14941 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
14942 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
14943 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14944 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
14945 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
14947 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
14948 (rs6000_stack_info): Likewise.
14949 (rs6000_elf_asm_out_constructor): Likewise.
14950 (rs6000_elf_asm_out_destructor): Likewise.
14951 (rs6000_elf_declare_function_name): Likewise.
14952 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
14953 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
14956 2016-05-05 Alan Modra <amodra@gmail.com>
14958 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
14960 2016-05-05 Alan Modra <amodra@gmail.com>
14962 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
14963 out-of-line gpr restore for one or two regs if that would add
14966 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
14969 * config/i386/i386.md
14970 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
14971 Change to post-epilogue_completed late splitter. Use sse_reg_operand
14972 as operand 0 predicate.
14973 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
14975 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
14976 Ditto. Emit the pattern using RTX.
14978 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
14979 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
14980 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
14981 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
14983 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
14984 sse_reg_operand as operand 0 predicate.
14986 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
14987 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
14988 instead of gen_rtx_REG.
14989 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
14992 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
14994 * function.c (emit_use_return_register_into_block): Delete.
14995 (gen_return_pattern): Delete.
14996 (emit_return_into_block): Delete.
14997 (active_insn_between): Delete.
14998 (convert_jumps_to_returns): Delete.
14999 (emit_return_for_exit): Delete.
15000 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15001 simple_return for shrink-wrapped blocks.
15002 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15003 end of blocks that need one.
15004 (get_unconverted_simple_return): Delete.
15005 (convert_to_simple_return): Delete.
15006 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15007 (convert_to_simple_return): Ditto.
15009 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15011 * cfgcleanup.c (bb_is_just_return): New function.
15012 (try_optimize_cfg): Simplify jumps to return, branches to return,
15013 and branches around return.
15015 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15017 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15018 branch to a return.
15020 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15024 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15025 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15026 assert flags & OEP_HASH_CHECK, instead of asserting it
15027 never happens. Handle TARGET_EXPR.
15028 * fold-const.c (operand_equal_p): For hash verification,
15029 or in OEP_HASH_CHECK into flags.
15031 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15033 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15035 (compute_samebase_partition_bases): Fix typo.
15037 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15039 * config/i386/sse.md (vec_interleave_highv8sf,
15040 vec_interleave_lowv8sf, vec_interleave_highv4df,
15041 vec_interleave_lowv4df): Remove constraints from expanders.
15043 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15045 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15047 * tree-inline.c (expand_call_inline): Fix path dealing with
15048 making lhs of call statement undefined.
15050 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15052 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15053 Check availability on NODE, too.
15054 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15055 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15056 (varpool_node::call_for_symbol_and_aliase): Likewise.
15057 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15058 (propagate_pure_const): Propagate across interposable functions, too.
15059 (skip_function_for_local_pure_const): Do not skip interposable bodies
15061 (pass_local_pure_const::execute): Update.
15063 2016-05-04 Marek Polacek <polacek@redhat.com>
15065 * doc/invoke.texi: Document -Wdangling-else.
15067 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15069 * config.gcc: Error out when conflicting multilib is detected. Do not
15070 loop over multilibs since no combination is legal.
15072 2016-05-04 Alan Modra <amodra@gmail.com>
15074 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15075 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15076 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15079 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15081 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15082 Clean up p5600 comments.
15084 2016-05-04 Richard Biener <rguenther@suse.de>
15086 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15087 constructor simplifications.
15088 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15090 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15092 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15093 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15094 result.set_rtx is null instead of aborting.
15095 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15097 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15098 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15099 *mov<mode>_store_postinc): New patterns.
15101 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15103 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15104 as commutative. Check both conversions are NOP.
15105 ((A & B) OP (C & B)): Remove.
15107 2016-05-04 Alan Modra <amodra@gmail.com>
15109 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15111 2016-05-04 Alan Modra <amodra@gmail.com>
15114 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15115 when cr2,3,4 are all fixed regs.
15117 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15119 PR rtl-optimization/57193
15120 * opts.c (default_options_table): Revert OPT_frename_registers change.
15121 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15123 2016-05-03 Martin Sebor <msebor@redhat.com>
15126 * builtins.c (fold_builtin_FILE): New function.
15127 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15128 (fold_builtin_0): Call them.
15129 * gimplify.c (gimplify_call_expr): Remove the handling of
15130 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15133 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15134 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15138 * doc/extend.texi (Function Names as Strings): Update __func__,
15139 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15142 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15143 Richard Biener <rguenther@suse.de>
15145 PR tree-optimization/70916
15146 * tree-if-conv.c: Include cfganal.h.
15147 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15148 and remove_fake_exit_edges around the optimization pass.
15150 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15152 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15153 (cgraph_edge::make_direct): Likewise.
15154 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15155 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15156 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15157 (CIF_THUNK): New code.
15158 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15159 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15160 (compute_inline_parameters): Set inline_failed for thunks.
15161 (inline_analyze_function): Cleanup.
15162 * ipa-inline.c (can_inline_edge_p): Do not deal with
15163 call_stmt_cannot_inline_p.
15164 (can_early_inline_edge_p): Likewise.
15165 (early_inliner): Initialize inline_failed.
15166 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15168 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15171 from nonimm_ssenomem_operand.
15172 (nonimm_ssenomem_operand): New predicate.
15173 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15174 as operand 0 predicate.
15175 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15176 Disable unsupported alternatives using "enabled" attribute.
15177 Use register_ssemem_operand as operand 0 predicate.
15178 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15180 2016-05-03 Marek Polacek <polacek@redhat.com>
15183 * input.c (expansion_point_location): New function.
15184 * input.h (expansion_point_location): Declare.
15186 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15188 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15189 occurence with frame_offset_ ones.
15191 2016-05-03 Alan Modra <amodra@gmail.com>
15193 PR rtl-optimization/70890
15194 * ira.c (combine_and_move_insns): When moving def_insn, remove
15195 equivs on use_insn.
15197 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15199 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15200 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15201 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15202 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15204 2016-05-03 Alan Modra <amodra@gmail.com>
15206 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15207 for SAVE_MULTIPLE/STORE_MULTIPLE.
15209 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15211 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15212 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15214 2016-05-03 Richard Biener <rguenther@suse.de>
15216 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15218 (gimplify_arg): Likewise.
15219 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15220 re-writing the result to a decl if required.
15221 (internal_get_tmp_var): Add allow_ssa parameter
15222 and override into_ssa with it.
15223 (get_formal_tmp_var): Adjust.
15224 (get_initialized_tmp_var): Add allow_ssa parameter.
15225 (gimplify_arg): Add allow_ssa parameter and avoid generating
15226 SSA names for the result false.
15227 (gimplify_call_expr): If the call may return twice do not
15228 gimplify parameters into SSA.
15229 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15230 (gimplify_modify_expr): Adjust assert. For noreturn calls
15231 with a SSA name LHS adjust its def.
15232 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15233 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15234 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15235 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15236 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15237 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15238 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15239 (optimize_target_teams): Do not allow SSA names for clause operands.
15240 (gimplify_expr): Likewise for where we mark the result addressable.
15241 * passes.def (pass_init_datastructures): Remove.
15242 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15243 (rewrite_stmt): Likewise.
15244 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15245 (replace_locals_op): Replace SSA names.
15246 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15247 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15248 * cgraph.c (release_function_body): Free CFG annotations only
15249 when we have a CFG. Simplify.
15250 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15251 force_gimple_operand instead of get_initialized_tmp_var.
15252 * tree-pass.h (make_pass_init_datastructures): Remove.
15253 * tree-ssa.c (execute_init_datastructures): Remove.
15254 (pass_data_init_datastructures): Likewise.
15255 (class pass_init_datastructures): Likewise.
15256 (make_pass_init_datastructures): Likewise.
15257 * omp-low.c (create_omp_child_function): Init SSA data structures.
15258 (grid_expand_target_grid_body): Likewise.
15259 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15260 name before adding it to names_to_release.
15261 (remove_bb): Always release SSA defs.
15262 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15263 before dereferencing it.
15264 * cgraphunit.c (init_lowered_empty_function): Always
15265 int SSA data structures.
15266 * tree-ssanames.c (release_defs): Remove assert that we are in
15268 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15270 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15271 Uros Bizjak <ubizjak@gmail.com>
15273 PR rtl-optimization/70467
15274 * config/i386/predicates.md (x86_64_hilo_int_operand,
15275 x86_64_hilo_general_operand): New predicates.
15276 * config/i386/constraints.md (Wd): New constraint.
15277 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15278 (general_hilo_operand): New mode attr.
15279 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15280 instead of <general_operand>.
15281 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15282 x86_64_hilo_general_operand instead of <general_operand>.
15284 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15286 PR tree-optimization/70916
15287 * tree-if-conv.c (constant_or_ssa_name): Removed.
15288 (fold_build_cond_expr): Use is_gimple_val instead of
15289 constant_or_ssa_name.
15291 PR tree-optimization/70916
15292 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15293 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15296 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15297 (optimize_atomic_bit_test_and): New function.
15298 (pass_fold_builtins::execute): Use it.
15299 * optabs.def (atomic_bit_test_and_set_optab,
15300 atomic_bit_test_and_complement_optab,
15301 atomic_bit_test_and_reset_optab): New optabs.
15302 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15303 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15304 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15305 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15306 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15307 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15308 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15309 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15310 atomic_bit_test_and_complement@var{mode},
15311 atomic_bit_test_and_reset@var{mode}): Document.
15312 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15313 atomic_bit_test_and_complement<mode>,
15314 atomic_bit_test_and_reset<mode>): New expanders.
15315 (atomic_bit_test_and_set<mode>_1,
15316 atomic_bit_test_and_complement<mode>_1,
15317 atomic_bit_test_and_reset<mode>_1): New insns.
15319 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15321 PR rtl-optimization/70687
15322 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15323 instead of unsigned HOST_WIDE_INT.
15325 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15327 PR rtl-optimization/44281
15328 * hard-reg-set.h (struct target_hard_regs): New field
15329 x_fixed_nonglobal_reg_set.
15330 (fixed_nonglobal_reg_set): New macro.
15331 * reginfo.c (init_reg_sets_1): Initialize it.
15332 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15334 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15336 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15338 PR tree-optimization/56541
15339 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15340 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15341 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15342 (any_complicated_phi): new static variable.
15343 (aggressive_if_conv): delete.
15344 (if_convertible_phi_p): support phis with more than two arguments.
15345 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15346 critical pred edges.
15347 (ifcvt_split_critical_edges): support phis with more than two
15348 arguments by checking new parameter. only split critical edges
15350 (tree_if_conversion): handle simd pragma marked loop using new
15351 local variable aggressive_if_conv. check any_complicated_phi.
15353 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15355 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15358 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15360 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15363 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15365 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15366 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
15367 define_insn_and_split.
15368 (mulsi3_i): New define_insn_and_split.
15369 (mulsi3_call): Convert to define_insn.
15370 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
15371 Remove constraints.
15373 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
15375 * machmode.h (mode_complex): Add support to give the complex mode
15377 (GET_MODE_COMPLEX_MODE): Likewise.
15378 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
15379 stored by build_complex_type and gfc_build_complex_type instead of
15380 trying to figure out the appropriate mode based on the size. Raise
15381 an assertion error, if the type was not set.
15382 * genmodes.c (struct mode_data): Add field for the complex type of
15384 (blank_mode): Likewise.
15385 (make_complex_modes): Remember the complex mode created in the
15387 (emit_mode_complex): Write out the mode_complex array to map a
15388 type mode to the complex version.
15389 (emit_insn_modes_c): Likewise.
15390 * tree.c (build_complex_type): Set the complex type to use before
15391 calling layout_type.
15392 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
15393 support for __float128 complex datatypes.
15394 (rs6000_hard_regno_mode_ok): Likewise.
15395 (rs6000_setup_reg_addr_masks): Likewise.
15396 (rs6000_complex_function_value): Likewise.
15397 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
15398 __float128 and __ibm128 complex.
15399 (FLOAT128_IBM_P): Likewise.
15400 (ALTIVEC_ARG_MAX_RETURN): Likewise.
15401 * doc/extend.texi (Additional Floating Types): Document that
15402 -mfloat128 must be used to enable __float128. Document complex
15403 __float128 and __ibm128 support.
15405 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15408 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
15409 char/short arguments promoted to int because of promote_prototypes.
15411 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/predicates.md (register_ssemem_operand): New predicate.
15414 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
15415 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
15416 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
15417 alternatives using "enabled" attribute. Use register_ssemem_operand
15418 as operand 1 predicate.
15419 (*cmpi<unord>xf_i387): Split XFmode pattern from
15420 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
15421 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
15422 *absneg<mode>2_i387. Disable unsupported alternatives using
15423 "enabled" attribute.
15424 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
15426 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15428 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
15430 (oacc_loop_process): Check mask for loop termination.
15432 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15434 * cif-code.def (CIF_THUNK): Add.
15435 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
15438 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
15440 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
15441 (dump_inline_summary): Dump it.
15442 (fp_expression_p): New predicate.
15443 (estimate_function_body_sizes): Use it.
15444 (inline_merge_summary): Merge fp_expressions.
15445 (inline_read_section): Read fp_expressions.
15446 (inline_write_summary): Write fp_expressions.
15447 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
15448 codegen boundary if either caller or callee is !fp_expressions.
15449 * ipa-inline.h (inline_summary): Add fp_expressions.
15450 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
15451 to fp_expressions be sure the fp generation flags are updated.
15453 2016-05-02 Jakub Jelinek <jakub@redhat.com>
15455 PR rtl-optimization/70467
15456 * cse.c (cse_insn): Handle no-op MEM moves after folding.
15458 PR rtl-optimization/70467
15459 * ipa-pure-const.c (check_call): Handle internal calls even in
15460 ipa mode like in local mode.
15462 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
15464 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
15466 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15468 * match.pd (X u< X, X u> X): New transformations.
15470 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
15472 * flag-types.h (enum warn_strict_overflow_code): Move ...
15473 * coretypes.h: ... here.
15474 * fold-const.h (fold_overflow_warning): Declare.
15475 * fold-const.c (fold_overflow_warning): Make non-static.
15476 (fold_comparison): Move the transformation of X +- C1 CMP C2
15477 into X CMP C2 -+ C1 ...
15478 * match.pd: ... here.
15479 * gimple-fold.c (fold_stmt_1): Protect with
15480 fold_defer_overflow_warnings.
15482 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
15484 * omp-low.c (struct oacc_loop): Add 'inner' field.
15485 (new_oacc_loop_raw): Initialize it to zero.
15486 (oacc_loop_fixed_partitions): Initialize it.
15487 (oacc_loop_auto_partitions): Partition outermost loop to outermost
15488 available partitioning.
15490 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15492 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
15494 (umulsidi3): Likewise.
15495 (indirect_jump): Fix jump instruction assembly patterns.
15497 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
15500 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
15501 (nvptx_function_value): Assert non-NULL cfun.
15503 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
15505 PR rtl-optimization/70886
15506 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
15508 * cselib.h (rtx_equal_for_cselib_1): Declare.
15509 (rtx_equal_for_cselib_p: New inline function.
15510 * cselib.c (rtx_equal_for_cselib_p): Delete.
15511 (rtx_equal_for_cselib_1): Make public.
15513 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
15515 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
15516 (register_mixssei387nonimm_operand): Remove predicate.
15517 * config/i386/i386.md (*fop_<mode>_comm): Merge from
15518 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
15519 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
15520 for TARGET_MIX_SSE_I387 alternatives.
15521 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
15522 Disable unsupported alternatives using "enabled" attribute. Use
15523 nonimm_ssenomem_operand as operand 1 predicate. Also check
15524 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
15526 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15528 * tree.c (cst_and_fits_in_hwi): Simplify.
15530 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15532 * tree.h (wi::to_wide): New function.
15533 * expr.c (expand_expr_real_1): Use wi::to_wide.
15534 * fold-const.c (int_const_binop_1): Likewise.
15535 (extract_muldiv_1): Likewise.
15537 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15539 * wide-int.h: Update offset_int and widest_int documentation.
15540 (WI_SIGNED_SHIFT_RESULT): New macro.
15541 (wi::binary_shift): Define signed_shift_result_type for
15542 shifts on offset_int- and widest_int-like types.
15543 (generic_wide_int): Support <<= and >>= if << and >> are supported.
15544 * tree.h (int_bit_position): Use shift operators instead of wi::
15546 * alias.c (adjust_offset_for_component_ref): Likewise.
15547 * expr.c (get_inner_reference): Likewise.
15548 * fold-const.c (fold_comparison): Likewise.
15549 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
15550 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
15551 * tree-dfa.c (get_ref_base_and_extent): Likewise.
15552 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
15553 (stmt_kills_ref_p): Likewise.
15554 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
15555 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
15556 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15557 (ao_ref_init_from_vn_reference): Likewise.
15559 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
15561 * wide-int.h: Update offset_int and widest_int documentation.
15562 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
15563 (wi::binary_traits): Allow ordered comparisons between offset_int and
15564 offset_int, between widest_int and widest_int, and between either
15565 of these types and basic C types.
15566 (operator <, <=, >, >=): Define for the same combinations.
15567 * tree.h (tree_int_cst_lt): Use comparison operators instead
15568 of wi:: comparisons.
15569 (tree_int_cst_le): Likewise.
15570 * gimple-fold.c (fold_array_ctor_reference): Likewise.
15571 (fold_nonarray_ctor_reference): Likewise.
15572 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
15573 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
15574 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
15575 * tree-sra.c (completely_scalarize): Likewise.
15576 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
15577 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
15578 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
15579 (check_for_binary_op_overflow): Likewise.
15580 (search_for_addr_array): Likewise.
15581 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
15583 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15585 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
15586 (arc_save_restore): Likewise.
15587 (arc_dwarf_register_span): Likewise.
15588 (arc_output_pic_addr_const): Initialize suffix variable.
15590 2016-05-02 Martin Liska <mliska@suse.cz>
15592 * symbol-summary.h (function_summary::function_summary):
15593 Remove checking assert for all cgraph nodes.
15594 (function_summary::get): Check summary_uid.
15595 (symtab_insertion): Check summary_uid.
15597 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
15599 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
15600 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
15601 bmaskn instruction.
15602 (arc_dwarf_register_span): Remove enum keyword.
15603 (compact_memory_operand_p): New function.
15604 * config/arc/arc.h (reg_class): Add code density register classes.
15605 (REG_CLASS_NAMES): Likewise.
15606 (REG_CLASS_CONTENTS): Likewise.
15607 * config/arc/arc.md (*movqi_insn): Add code density instructions.
15608 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
15609 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
15610 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
15611 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
15613 (h, Rcd, Rsd, Rzd): New register constraints.
15614 (T): Use compact_memory_operand_p function.
15615 * config/arc/predicates.md (compact_load_memory_operand): Remove.
15617 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15619 * config/sh/sh.md (*negnegt, *movtt): Remove.
15621 2016-05-02 Marek Polacek <polacek@redhat.com>
15622 Tom de Vries <tom@codesourcery.com>
15624 PR tree-optimization/70700
15625 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
15626 bigger than FIRST_REF_NODE.
15628 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
15631 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
15633 (prepare_cbranch_operands): Don't use scratch register. Assume that
15634 function is used when pseudos can be created.
15635 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
15636 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
15637 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
15638 define_expand. Allow it only when pseudos can be created.
15639 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
15641 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
15643 * config/i386/constraints.md (BC): Only allow -1 operands.
15644 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
15645 Add "enabled" attribute. Update XI mode attribute calculation.
15646 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
15647 (*movoi_internal_avx): Update XI mode attribute calculation.
15648 (*movti_internal): Ditto.
15650 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15652 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
15653 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
15655 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
15657 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
15658 statement on instruction code. Remove trailing spaces.
15659 (altivec_expand_stv_builtin): Likewise.
15661 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15663 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
15664 (TARGET_FPU_DOUBLE): Simplify.
15665 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
15666 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
15667 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
15668 with 'TARGET_FPU_DOUBLE'.
15669 * config/sh/sh.md: Likewise.
15671 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
15673 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
15674 SH_DIV_STR_FOR_SIZE): Remove.
15675 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
15676 SH_DIV_STR_FOR_SIZE): Remove.
15678 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
15680 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
15681 logical_reg_operand): Delete.
15682 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
15683 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
15684 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
15685 match_operand and match_test.
15686 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
15687 variables on their first use. Return bool values.
15688 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
15689 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
15690 arith_reg_operand for input operand. Remove empty constraints.
15692 (*xorsi3_compact): Rename to xorsi3.
15693 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
15694 (*zero_extend<mode>si2_disp_mem): Update comment.
15697 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15699 * config/sh/t-sh: Remove SH5 support.
15700 * config.gcc: Likewise.
15701 * configure: Likewise.
15703 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15705 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
15707 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
15709 * config/sh/sh.c (register_sh_passes, sh_option_override,
15710 sh_print_operand, prepare_move_operands,
15711 sh_can_follow_jump): Remove TARGET_SH1 checks.
15712 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
15713 PROMOTE_MODE): Likewise.
15714 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
15717 2016-04-30 Alan Modra <amodra@gmail.com>
15719 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
15720 restoring when fixed_reg_p, but allow out-of-line or stmw save.
15721 Check for user regs later to avoid unnecessary looping over regs.
15722 Merge user reg check with non-saved reg check. Don't force
15723 inline VR restore when static chain used.
15724 (rs6000_frame_related): Omit eh_frame info for user regs when
15726 (fixed_regs_p): Delete.
15728 2016-04-30 Alan Modra <amodra@gmail.com>
15730 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
15731 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
15734 2016-04-30 Alan Modra <amodra@gmail.com>
15737 * config/rs6000/rs6000.c (fixed_reg_p): New function.
15738 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
15741 2016-04-30 Alan Modra <amodra@gmail.com>
15743 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15744 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
15745 flag_pic test for Darwin.
15747 2016-04-30 Alan Modra <amodra@gmail.com>
15749 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
15750 throw_calls_crossed.
15751 (REG_FREQ_CALLS_CROSSED): Delete.
15752 (REG_N_THROWING_CALLS_CROSSED): Delete.
15753 * regstat.c (regstat_bb_compute_ri): Don't calculate
15754 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
15755 (dump_reg_info): Don't print call cross frequency.
15756 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
15757 and REG_N_THROWING_CALLS_CROSSED.
15759 2016-04-30 Alan Modra <amodra@gmail.com>
15761 * regs.h (struct reg_info_t): Delete live_length.
15762 (REG_LIVE_LENGTH): Delete macro.
15763 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
15764 local_live, local_processed and local_live_last_luid params.
15765 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
15767 (regstat_compute_ri): Adjust for above. Don't set
15769 (dump_reg_info): Don't print live length.
15770 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
15771 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
15772 Localize loop_depth var.
15774 2016-04-30 Alan Modra <amodra@gmail.com>
15776 * ira.c (enum valid_equiv): New.
15777 (validate_equiv_mem): Return enum.
15778 (update_equiv_mem): Create replacement in more cases.
15779 (add_store_equivs): Update validate_equiv_mem call.
15781 2016-04-30 Alan Modra <amodra@gmail.com>
15783 * ira.c (combine_and_move_insns): Rather than scanning insns,
15784 use DF infrastucture to find use and def insns.
15786 2016-04-30 Alan Modra <amodra@gmail.com>
15788 ira.c (combine_and_move_insns): Move invariant conditions..
15789 (ira.c): ..to here. Call combine_and_move_insns before
15790 add_store_equivs. Call grow_reg_equivs later. Allocate
15791 req_equiv later using max_reg_num() rather than global max_regno.
15792 (contains_replace_regs): Delete.
15793 (add_store_equivs): Remove contains_replace_regs test.
15795 2016-04-30 Alan Modra <amodra@gmail.com>
15797 * ira.c (struct equiv_mem_data): New.
15798 (equiv_mem, equiv_mem_modified): Delete static vars.
15799 (validate_equiv_mem_from_store): Use "data" param to communicate..
15800 (validate_equiv_mem): ..from here.
15802 2016-04-30 Alan Modra <amodra@gmail.com>
15804 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
15806 (update_reg_equivs): ..here. Move allocation and freeing of
15807 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
15808 end_alias_analysis to..
15811 2016-04-30 Alan Modra <amodra@gmail.com>
15813 * ira.c (pdx_subregs): Delete.
15814 (struct equivalence): Add pdx_subregs field.
15815 (set_paradoxical_subreg): Remove pdx_subregs param. Update
15816 pdx_subregs access.
15817 (update_equiv_regs): Don't create or free pdx_subregs. Update
15818 pdx_subregs access.
15820 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15822 * config/rs6000/altivec.h: Change definitions of vec_xl and
15824 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
15825 (LD_ELEMREV_V2DI): New.
15826 (LD_ELEMREV_V4SF): New.
15827 (LD_ELEMREV_V4SI): New.
15828 (LD_ELEMREV_V8HI): New.
15829 (LD_ELEMREV_V16QI): New.
15830 (ST_ELEMREV_V2DF): New.
15831 (ST_ELEMREV_V2DI): New.
15832 (ST_ELEMREV_V4SF): New.
15833 (ST_ELEMREV_V4SI): New.
15834 (ST_ELEMREV_V8HI): New.
15835 (ST_ELEMREV_V16QI): New.
15838 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15839 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
15840 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
15841 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
15842 (altivec_expand_builtin): Add handling for
15843 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
15844 (rs6000_invalid_builtin): Add error-checking for
15845 RS6000_BTM_P9_VECTOR.
15846 (altivec_init_builtins): Define builtins used to implement vec_xl
15848 (rs6000_builtin_mask_names): Define power9-vector.
15849 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
15850 (RS6000_BTM_P9_VECTOR): Define.
15851 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
15852 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
15853 (vsx_ld_elemrev_v2df): Likewise.
15854 (vsx_ld_elemrev_v4sf): Likewise.
15855 (vsx_ld_elemrev_v4si): Likewise.
15856 (vsx_ld_elemrev_v8hi): Likewise.
15857 (vsx_ld_elemrev_v16qi): Likewise.
15858 (vsx_st_elemrev_v2df): Likewise.
15859 (vsx_st_elemrev_v2di): Likewise.
15860 (vsx_st_elemrev_v4sf): Likewise.
15861 (vsx_st_elemrev_v4si): Likewise.
15862 (vsx_st_elemrev_v8hi): Likewise.
15863 (vsx_st_elemrev_v16qi): Likewise.
15864 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
15867 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
15869 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
15871 (simplify_control_stmt_condition_1): ... here. Recurse into
15872 BIT_AND_EXPRs and BIT_IOR_EXPRs.
15874 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
15877 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
15878 (zero_extendqi<mode>2_dot): Revert earlier conversion from
15879 define_insn_and_split to define_insn.
15880 (zero_extendqi<mode>2_dot2): Same.
15881 (extendqi<mode>2_dot): Same.
15882 (extendqi<mode>2_dot2): Same.
15884 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
15887 (probe_stack): New expander.
15888 (probe_stack_<mode>): New insn pattern.
15890 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15892 * config/i386/i386.md
15893 (operations with memory inputs setting flags peephole2):
15894 Remove uneeded REG_P checks. Cleanup pattern generation.
15896 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
15898 * tree-vect-loop.c (vect_transform_loop): Fix
15899 nb_iterations_upper_bound computation for vectorized loop.
15901 2016-04-29 Marek Polacek <polacek@redhat.com>
15902 Jakub Jelinek <jakub@redhat.com>
15905 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
15906 TARGET_EXPR_SLOT as a base.
15908 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
15910 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
15911 with 'rCm2' constraints to limit possible immediate size.
15912 (*load_zeroextendqisi_update): Likewise.
15913 (*load_signextendqisi_update): Likewise.
15914 (*loadhi_update): Likewise.
15915 (*load_zeroextendhisi_update): Likewise.
15916 (*load_signextendhisi_update): Likewise.
15917 (*loadsi_update): Likewise.
15918 (*loadsf_update): Likewise.
15920 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
15922 * config/i386/predicates.md (constm1_operand): Fix comparison.
15924 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15926 * testsuite/gcc.target/arc/ieee_eq.c: New test.
15928 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
15930 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
15931 remaining SH5 related settings.
15932 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
15933 shmedia_prepare_call_address): Delete.
15934 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
15935 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
15936 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
15937 UNSUPPORTED_SH2A): Remove m5 checks.
15938 (sh_divide_strategy_e): Remove SH5 division strategies.
15939 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
15940 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
15942 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15944 * config/s390/s390.c (s390_rtx_costs): Update documentation.
15946 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15948 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
15949 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
15950 Change lder to ldr.
15951 * config/s390/vector.md ("mov<mode>"): Likewise.
15953 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
15955 * config/s390/constraints.md ("U", "W"): Invoke
15956 s390_mem_constraint with "ZR" and "ZT".
15957 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
15958 addresses when using LRA. Accept also short displacements for S
15959 and T constraints. Do not check for long displacement target for
15960 S and T constraints.
15961 (s390_mem_constraint): Remove handling of U and W constraints.
15962 * config/s390/s390.md (various patterns): Remove the short
15963 displacement constraints (Q and R) if a long displacement
15964 constraint is present. Add longdisp as required CPU capability.
15965 * config/s390/vector.md: Likewise.
15966 * config/s390/vx-builtins.md: Likewise.
15968 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15971 * reload1.c (reload): Call finish_spills before
15972 restarting reload loop. Skip select_reload_regs
15973 if update_eliminables_and_spill returns true.
15975 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
15977 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
15978 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
15979 (umulhisi3_imm): Update predicates and constraint letters.
15980 (umulhisi3_reg): Declare instruction as commutative.
15981 * config/arc/constraints.md (J12, J16): New constraints.
15982 * config/arc/predicates.md (short_unsigned_const_operand): New
15984 (arc_short_operand): Likewise.
15985 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
15987 2016-04-29 Richard Biener <rguenther@suse.de>
15989 PR tree-optimization/13962
15990 PR tree-optimization/65686
15991 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
15992 * tree-ssa-alias.c (ptrs_compare_unequal): New function
15993 using PTA to compare pointers.
15994 * match.pd: Add pattern for pointer equality compare simplification
15995 using ptrs_compare_unequal.
15997 2016-04-29 Richard Biener <rguenther@suse.de>
15999 * stor-layout.c (layout_type): Do not build a pointer-to-element
16002 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16004 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16005 Use SWI mode iterator. Use general_reg_operand predicate.
16006 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16007 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16010 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16012 PR middle-end/70843
16013 * fold-const.c (operand_equal_p): Don't verify hash value equality
16015 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16018 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16021 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16022 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16023 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16024 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16025 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16027 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16029 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16030 to info. Don't initialize separate fields to 0. Clean up
16033 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16035 * config/i386/i386.md (peephole2s for operations with memory inputs):
16036 Use SWI mode iterator.
16037 (peephole2s for operations with memory outputs): Ditto.
16038 Do not check for stack checking probe.
16040 (probe_stack): Remove expander.
16042 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16043 Andrew Burgess <andrew.burgess@embecosm.com>
16045 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16046 operands as 32-bits.
16048 2016-04-28 Jason Merrill <jason@redhat.com>
16050 * gdbinit.in: Skip line-map.h.
16052 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16053 Andrew Burgess <andrew.burgess@embecosm.com>
16055 * config/arc/arc.c (arc_conditional_register_usage): Take
16056 TARGET_RRQ_CLASS into account.
16057 (arc_print_operand): Support printing 'p' and 's' operands.
16058 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16060 (TARGET_RRQ_CLASS): Define.
16061 (IS_POWEROF2_OR_0_P): Define.
16062 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16064 (*tst_movb): New define_insn.
16065 (*tst): Avoid recognition if it could prevent '*tst_movb'
16066 combination; replace c/CnL with c/Chs alternative.
16067 (*tst_bitfield_tst): New define_insn.
16068 (*tst_bitfield_asr): New define_insn.
16069 (*tst_bitfield): New define_insn.
16070 (andsi3_i): Add Rrq variant.
16071 (extzv): New define_expand.
16072 (insv): New define_expand.
16073 (*insv_i): New define_insn.
16074 (*movb): New define_insn.
16075 (*movb_signed): New define_insn.
16076 (*movb_high): New define_insn.
16077 (*movb_high_signed): New define_insn.
16078 (*movb_high_signed + 1): New define_split pattern.
16079 (*mrgb): New define_insn.
16080 (*mrgb + 1): New define_peephole2 pattern.
16081 (*mrgb + 2): New define_peephole2 pattern.
16082 * config/arc/arc.opt (mbitops): New option for nps400, uses
16083 TARGET_NPS_BITOPS_DEFAULT.
16084 * config/arc/constraints.md (q): Make register class conditional.
16085 (Rrq): New register constraint.
16086 (Chs): New constraint.
16087 (Clo): New constraint.
16088 (Chi): New constraint.
16089 (Cbf): New constraint.
16090 (Cbn): New constraint.
16091 (C18): New constraint.
16092 (Cbi): New constraint.
16094 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16096 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16098 (bitmap_intersection_of_preds): Ditto.
16099 (bitmap_union_of_succs): Ditto.
16100 (bitmap_union_of_preds): Ditto.
16101 * sbitmap.c (do_popcount): Delete.
16102 (BITMAP_DEBUGGING): Delete.
16103 (sbitmap_verify_popcount): Delete.
16104 (sbitmap_alloc): Don't initialize the popcount field.
16105 (sbitmap_alloc_with_popcount): Delete.
16106 (sbitmap_resize): Don't resize the popcount array.
16107 (sbitmap_vector_alloc): Don't initialize the popcount field.
16108 (bitmap_copy): Don't copy the popcount array.
16109 (bitmap_clear): Don't clear the popcount array.
16110 (bitmap_clear): Delete the popcount array handling.
16111 (bitmap_ior_and_compl): Delete the popcount assert.
16112 (bitmap_not): Ditto.
16113 (bitmap_and_compl): Ditto.
16114 (bitmap_and): Delete the popcount array handling.
16115 (bitmap_xor): Ditto.
16116 (bitmap_ior): Ditto.
16117 (bitmap_or_and): Delete the popcount assert.
16118 (bitmap_and_or): Ditto.
16119 (popcount_table): Delete.
16120 (sbitmap_elt_popcount): Delete.
16121 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16122 (bitmap_set_bit): Delete the popcount assert.
16123 (bitmap_clear_bit): Ditto.
16124 (sbitmap_free): Don't free the popcount array.
16125 (sbitmap_alloc_with_popcount): Delete declaration.
16126 (sbitmap_popcount): Ditto.
16128 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16129 Andrew Burgess <andrew.burgess@embecosm.com>
16131 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16132 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16133 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16134 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16135 * config/arc/arc.opt (mcmem): New option.
16136 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16137 supply length for r/m alternative.
16138 (*extendqisi2_ac): Likewise.
16139 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16141 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16142 (movhi_insn): Likewise.
16143 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16144 (*zero_extendqihi2_i): Add r/Ucm alternative.
16145 (*zero_extendqisi2_ac): Likewise.
16146 (*zero_extendhisi2_i): Likewise.
16147 * config/arc/constraints.md (Uex): New memory constraint.
16148 (Ucm): New define_constraint.
16149 * config/arc/predicates.md (long_immediate_loadstore_operand):
16150 Return 0 for MEM with cmem_address address.
16151 (cmem_address_0): New predicates.
16152 (cmem_address_1): Likewise.
16153 (cmem_address_2): Likewise.
16154 (cmem_address): Likewise.
16156 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16158 * config/rs6000/rs6000.c (machine_function): Rename
16159 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16160 (rs6000_stack_info): Adjust.
16162 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16163 Andrew Burgess <andrew.burgess@embecosm.com>
16165 * config/arc/constraints.md (Usd): Convert to define_constraint.
16169 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16172 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16173 Add new peephole2 where the first insn is *mov<mode>_or instead of
16174 *mov<mode>_internal.
16176 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16178 * tracer.c (bb_seen): Make static.
16180 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16182 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16183 support, setup defaults.
16184 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16185 * config/arc/arc.c (arc_init): Add NPS400 support.
16186 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16187 (TARGET_ARC700): NPS400 is also an ARC700.
16188 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16190 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16193 * config/nds32/nds32.md (casesi): Don't access the operands array
16196 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16199 (or $-1,reg peephole2): Ditto.
16200 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16202 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16204 * doc/extend.texi (Common Function Attributes) [optimize]:
16205 Discourage use of the optimize attribute.
16207 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16209 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16210 special case builtin.
16211 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16212 ALTIVEC_BUILTIN_VEC_ADDE.
16213 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16214 support for ALTIVEC_BUILTIN_VEC_ADDE.
16215 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16216 for __builtin_vec_adde.
16218 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16220 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16221 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16223 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16226 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16227 attributes): Document cilkplus_runtime.
16229 2016-04-28 Martin Jambor <mjambor@suse.cz>
16231 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16232 this function. Call verify_expr on MEM_REFs and bases of other
16233 handled_components.
16235 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16237 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16238 for WORD_REGISTER_OPERATIONS to runtime check.
16240 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16242 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16244 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16246 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16247 big-endian compilation.
16248 * config/arc/arc.md (addf3): Likewise.
16249 (subdf3): Likewise.
16250 (muldf3): Likewise.
16252 2016-04-28 Richard Biener <rguenther@suse.de>
16254 PR tree-optimization/70840
16255 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16256 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16257 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16258 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16260 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16262 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16263 and explain why in a comment.
16265 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16267 * config/arc/arc.md (cpu_facility): Add fpx variant.
16268 (subdf3): Prohibit use reverse sub when assist operations option
16270 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16271 instructions only when FPX is enabled.
16272 * testsuite/gcc.target/arc/trsub.c: New test.
16274 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16276 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16277 mult_operator when calculating "type" attribute.
16278 (*fop_<mode>_1_i387): Ditto.
16279 (*fop_xf_1_i387): Ditto.
16280 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16281 Use std::swap to swap operands. Use RTL expressions to generate
16284 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16285 Joern Rennecke <joern.rennecke@embecosm.com>
16287 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16289 (emit_pic_move): Remove.
16290 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16291 * config/arc/arc.c (emit_pic_move): Removed.
16292 (TARGET_HAVE_TLS): Define.
16293 (arc_conditional_register_usage): Test for arc_tp_regno.
16294 (arc_print_operand, arc_print_operand_address): Handle TLS
16296 (arc_needs_pcl_p): New function.
16297 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16298 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16299 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16300 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16301 (arc_legitimize_tls_address): Likewise.
16302 (DTPOFF_ZERO_SYM): Define.
16303 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16304 (arc_output_pic_addr_const): Print TLS unspecs.
16305 (prepare_pic_move): New function, replaces emit_pic_move.
16306 (arc_legitimate_constant_p): Handle TLS unspecs.
16307 (arc_legitimate_address_p): Likewise.
16308 (arc_rewrite_small_data_p): Use assert for TLS constants.
16309 (prepare_move_operands): Use prepare_pic_move.
16310 (arc_legitimize_address): Legitimize tls addresses.
16311 (arc_epilogue_uses): Check for arc_tp_regno.
16312 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16313 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16315 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16317 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16318 %(arc_tls_extra_start_spec).
16319 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16320 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16322 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16323 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16324 (UNSPEC_TLS_OFF): Add.
16326 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16327 (get_thread_pointersi): New patterns.
16328 * config/arc/arc.opt (mtp-regno): New option.
16329 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16330 (move_dest_operand): Likewise.
16331 * configure: Regenerate.
16332 * configure.ac: Add arc*-*-* case to test for tls.
16333 * doc/invoke.texi (ARC options): Document mtp-regno.
16335 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16337 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16338 the new ARC HS SIMD instructions.
16339 (arc_preferred_simd_mode): New function.
16340 (arc_autovectorize_vector_sizes): Likewise.
16341 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16342 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16343 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16344 (arc_init_builtins): Add new SIMD builtin types.
16345 (arc_split_move): Handle 64 bit vector moves.
16346 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16347 (TARGET_PLUS_QMACW): Define.
16348 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16349 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16350 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16351 (VSUBADD4H): New builtins.
16352 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16353 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16355 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16356 Matthias Klose <doko@debian.org>
16358 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16360 2016-04-28 Richard Biener <rguenther@suse.de>
16362 PR middle-end/70777
16363 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16366 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
16368 * common/config/sh/sh-common.c: Remove SH5 support.
16369 * config/sh/constraints.md: Likewise.
16370 * config/sh/config/sh/elf.h: Likewise.
16371 * config/sh/linux.h: Likewise.
16372 * config/sh/netbsd-elf.h: Likewise.
16373 * config/sh/predicates.md: Likewise.
16374 * config/sh/sh-c.c: Likewise.
16375 * config/sh/sh-protos.h: Likewise.
16376 * config/sh/sh.c: Likewise.
16377 * config/sh/sh.h: Likewise.
16378 * config/sh/sh.md: Likewise.
16379 * config/sh/sh.opt: Likewise.
16380 * config/sh/sync.md: Likewise.
16381 * config/sh/sh64.h: Delete.
16382 * config/sh/shmedia.h: Likewise.
16383 * config/sh/shmedia.md: Likewise.
16384 * config/sh/sshmedia.h: Likewise.
16385 * config/sh/t-netbsd-sh5-64: Likewise.
16386 * config/sh/t-sh64: Likewise.
16387 * config/sh/ushmedia.h: Likewise.
16389 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16391 * config/i386/i386.md (sign_extend to memory peephole2s): Use
16392 general_reg_operand instead of register_operand predicate.
16394 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16396 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
16398 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
16400 * match.pd (A - B > A, A + B < A): New transformations.
16402 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
16404 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
16405 which defaults to true. Emit an outer pair of parentheses only if
16406 EMIT_PARENS. When continuing a chain of && or || (or & or |),
16407 don't emit parentheses for the right-hand operand.
16409 2016-04-27 Jeff Law <law@redhat.com>
16411 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
16413 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16415 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
16416 (altivec_lvx_<mode>_internal): Document.
16417 (altivec_lvx_<mode>_2op): New define_insn.
16418 (altivec_lvx_<mode>_1op): Likewise.
16419 (altivec_lvx_<mode>_2op_si): Likewise.
16420 (altivec_lvx_<mode>_1op_si): Likewise.
16421 (altivec_stvx_<mode>): Remove.
16422 (altivec_stvx_<mode>_internal): Document.
16423 (altivec_stvx_<mode>_2op): New define_insn.
16424 (altivec_stvx_<mode>_1op): Likewise.
16425 (altivec_stvx_<mode>_2op_si): Likewise.
16426 (altivec_stvx_<mode>_1op_si): Likewise.
16427 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16428 Expand vec_ld and vec_st during parsing.
16429 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
16431 (altivec_expand_stvx_be): Likewise.
16432 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
16433 address-masking behavior in RTL.
16434 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
16435 address-masking behavior in RTL.
16436 (altivec_expand_builtin): Change builtin code arguments for calls
16437 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
16438 (insn_is_swappable_p): Avoid incorrect swap optimization in the
16439 presence of lvx/stvx patterns.
16440 (alignment_with_canonical_addr): New function.
16441 (alignment_mask): Likewise.
16442 (find_alignment_op): Likewise.
16443 (recombine_lvx_pattern): Likewise.
16444 (recombine_stvx_pattern): Likewise.
16445 (recombine_lvx_stvx_patterns): Likewise.
16446 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
16447 stvx patterns from expand.
16448 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
16450 (vector_altivec_store_<mode>): Likewise.
16452 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
16454 * config/aarch64/aarch64.md
16455 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
16456 remove the "fp" attributes.
16457 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
16458 add the "simd" attributes.
16459 (*movdf_aarch64): Likewise.
16460 (*movtf_aarch64): Remove the "fp" attributes.
16461 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
16462 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
16464 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16466 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
16467 rtx to rtx_code_label *.
16468 * rtl.h (maybe_set_first_label_num): Likewise.
16470 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16472 * df-core.c (df_add_problem): Make the problem param be const.
16473 (df_remove_problem): Make local "problem" be const.
16474 * df-problems.c (problem_RD): Make const.
16475 (problem_LR): Likewise.
16476 (problem_LIVE): Likewise.
16477 (problem_MIR): Likewise.
16478 (problem_CHAIN): Likewise.
16479 (problem_WORD_LR): Likewise.
16480 (problem_NOTE): Likewise.
16481 (problem_MD): Likewise.
16482 * df-scan.c (problem_SCAN): Likewise.
16483 * df.h (struct df_problem): Make field "dependent_problem" be
16485 (struct dataflow): Likewise for field "problem".
16486 (df_add_problem): Make param const.
16488 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16490 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
16491 inter-unit moves to/from vector registers are enabled. Do not disable
16494 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16496 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
16497 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
16499 (enum df_problem_id): ...this new enum.
16500 (struct df_problem): Convert field "id" from "int" to
16501 enum df_problem_id.
16503 2016-04-27 David Malcolm <dmalcolm@redhat.com>
16505 * rtl.def: Update comment for "things in the instruction chain" to
16506 reflect the removal of the leading "i" field for INSN_UID in
16507 r210360. Fix bogus apostrophe.
16509 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
16511 * config/i386/i386.md
16512 (lea arith with mem operand + setcc peephole2): Set operator mode.
16514 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
16517 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
16518 (dimode_scalar_to_vector_candidate_p): This.
16519 (timode_scalar_to_vector_candidate_p): New function.
16520 (scalar_to_vector_candidate_p): Likewise.
16521 (timode_check_non_convertible_regs): Likewise.
16522 (timode_remove_non_convertible_regs): Likewise.
16523 (remove_non_convertible_regs): Likewise.
16524 (remove_non_convertible_regs): Renamed to ...
16525 (dimode_remove_non_convertible_regs): This.
16526 (scalar_chain::~scalar_chain): Make it virtual.
16527 (scalar_chain::compute_convert_gain): Make it pure virtual.
16528 (scalar_chain::mark_dual_mode_def): Likewise.
16529 (scalar_chain::convert_insn): Likewise.
16530 (scalar_chain::convert_registers): Likewise.
16531 (scalar_chain::add_to_queue): Make it protected.
16532 (scalar_chain::emit_conversion_insns): Likewise.
16533 (scalar_chain::replace_with_subreg): Likewise.
16534 (scalar_chain::replace_with_subreg_in_insn): Likewise.
16535 (scalar_chain::convert_op): Likewise.
16536 (scalar_chain::convert_reg): Likewise.
16537 (scalar_chain::make_vector_copies): Likewise.
16538 (scalar_chain::convert_registers): New pure virtual function.
16539 (class dimode_scalar_chain): New class.
16540 (class timode_scalar_chain): Likewise.
16541 (scalar_chain::mark_dual_mode_def): Renamed to ...
16542 (dimode_scalar_chain::mark_dual_mode_def): This.
16543 (timode_scalar_chain::mark_dual_mode_def): New function.
16544 (timode_scalar_chain::convert_insn): Likewise.
16545 (dimode_scalar_chain::convert_registers): Likewise.
16546 (scalar_chain::compute_convert_gain): Renamed to ...
16547 (dimode_scalar_chain::compute_convert_gain): This.
16548 (scalar_chain::replace_with_subreg): Renamed to ...
16549 (dimode_scalar_chain::replace_with_subreg): This.
16550 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
16551 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
16552 (scalar_chain::make_vector_copies): Renamed to ...
16553 (dimode_scalar_chain::make_vector_copies): This.
16554 (scalar_chain::convert_reg): Renamed to ...
16555 (dimode_scalar_chain::convert_reg ): This.
16556 (scalar_chain::convert_op): Renamed to ...
16557 (dimode_scalar_chain::convert_op): This.
16558 (scalar_chain::convert_insn): Renamed to ...
16559 (dimode_scalar_chain::convert_insn): This.
16560 (scalar_chain::convert): Call convert_registers.
16561 (convert_scalars_to_vector): Change to scalar_chain pointer to
16562 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
16563 in 32-bit mode. Delete scalar_chain pointer. Call
16564 free_dominance_info in 64-bit mode.
16565 (pass_stv::gate): Remove TARGET_64BIT check.
16566 (ix86_option_override): Put the 64-bit STV pass before the CSE
16569 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
16571 * dwarf2out.h (struct dw_loc_descr_node): Remove the
16572 dw_loc_frame_offset field.
16573 * dwarf2out.c (new_loc_descr): Likewise.
16574 (resolve_args_picking_1): Turn the VISITED hash set into a
16575 FRAME_OFFSET hash map. Use it to associate a frame offset to
16576 visited nodes. Remove uses of the CHECKING_P macro.
16577 (resolve_args_picking): Update call to resolve_args_picking_1.
16579 2016-04-27 Martin Liska <mliska@suse.cz>
16581 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
16582 (free_loop_data): Release vuses of groups.
16584 2016-04-27 Bin Cheng <bin.cheng@arm.com>
16586 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
16587 instead of redundant use_id and boolean have_use_for.
16588 (struct iv_use): Change sub_id into group_id. Remove field next.
16589 Move fields: related_cands, n_map_members, cost_map and selected
16591 (struct iv_group): ... here. New structure.
16592 (struct iv_common_cand): Use structure declaration directly.
16593 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
16594 (MAX_CONSIDERED_USES): Rename macro to ...
16595 (MAX_CONSIDERED_GROUPS): ... here.
16596 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
16597 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
16598 (dump_uses): Rename to ...
16599 (dump_groups): ... here. Update all uses.
16600 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
16601 (find_induction_variables): Refactor format of dump information.
16602 (record_sub_use): Delete.
16603 (record_use): Update all uses.
16604 (record_group): New function.
16605 (record_group_use, find_interesting_uses_op): Call above functions.
16607 (find_interesting_uses_cond): Ditto.
16608 (group_compare_offset): New function.
16609 (split_all_small_groups): Rename to ...
16610 (split_small_address_groups_p): ... here. Update all uses.
16611 (split_address_groups): Update all uses.
16612 (find_interesting_uses): Refactor format of dump information.
16613 (add_candidate_1): Update all uses. Remove redundant check on iv,
16615 (add_candidate, record_common_cand): Remove redundant assert.
16616 (add_iv_candidate_for_biv): Update use.
16617 (add_iv_candidate_derived_from_uses): Update all uses.
16618 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
16619 (alloc_use_cost_map): Ditto.
16620 (set_use_iv_cost, get_use_iv_cost): Rename to ...
16621 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
16622 (determine_use_iv_cost_generic): Ditto.
16623 (determine_group_iv_cost_generic): Ditto.
16624 (determine_use_iv_cost_address): Ditto.
16625 (determine_group_iv_cost_address): Ditto.
16626 (determine_use_iv_cost_condition): Ditto.
16627 (determine_group_iv_cost_cond): Ditto.
16628 (determine_use_iv_cost): Ditto.
16629 (determine_group_iv_cost): Ditto.
16630 (set_autoinc_for_original_candidates): Update all uses.
16631 (find_iv_candidates): Update all uses. Refactor dump information.
16632 (determine_use_iv_costs): Ditto.
16633 (determine_iv_costs): Ditto.
16634 (iv_ca_cand_for_use): Rename to ...
16635 (iv_ca_cand_for_group): ... here. Update all uses.
16636 (iv_ca_add_use, iv_ca_add_group): Ditto.
16637 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
16638 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
16639 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
16640 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
16641 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
16642 (create_new_iv, adjust_iv_update_pos): Ditto.
16643 (rewrite_use_address): Delete.
16644 (rewrite_use_address_1): Rename to ...
16645 (rewrite_use_address): ... here.
16646 (rewrite_use_compare): Update all uses.
16647 (rewrite_use): Delete.
16648 (rewrite_uses): Rename to ...
16649 (rewrite_groups): ... here. Update all uses.
16650 (remove_unused_ivs, free_loop_data): Update all uses.
16651 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
16653 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16655 * rtlanal.c (nonzero_bits1): Convert preprocessor check
16656 for WORD_REGISTER_OPERATIONS to runtime check.
16658 2016-04-27 Richard Biener <rguenther@suse.de>
16661 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
16662 aggregate_value_p to determine if a function result is
16663 returned by reference.
16664 (ipa_pta_execute): Functions having their address taken are
16665 not automatically nonlocal.
16667 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16670 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
16671 * fold-const.c (operand_equal_p): If flag_checking and
16672 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
16673 and if it returns non-zero, assert iterative_hash_expr on both
16676 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16678 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
16680 2016-04-27 Nick Clifton <nickc@redhat.com>
16682 PR middle-end/49889
16683 * varasm.c (merge_weak): Generate an error if an attempt is made
16684 to convert a non-weak static function into a weak, public function.
16686 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16688 * params.def (MAX_PARTITION_SIZE): New param.
16689 * doc/invoke.texi: Document lto-max-partition.
16691 2016-04-27 Richard Biener <rguenther@suse.de>
16694 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
16695 function cummulating used_from_other_partition, externally_visible
16696 and force_output from aliases.
16697 (refered_from_nonlocal_var): Likewise.
16698 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
16699 node flags properly.
16701 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
16703 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
16704 (-Wmemset-elt-size): New item.
16706 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
16709 * stor-layout.h (internal_reference_types): Delete.
16710 * stor-layout.c (reference_types_internal): Likewise.
16711 (internal_reference_types): Likewise.
16712 (layout_type) <REFERENCE_TYPE>: Adjust.
16714 2016-04-27 Jakub Jelinek <jakub@redhat.com>
16717 * tree.h (inchash::add_expr): Add FLAGS argument.
16718 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
16719 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
16720 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
16721 Formatting fix. Adjust recursive calls. For tcc_comparison,
16722 if swap_tree_comparison (code) is smaller than code, hash that
16723 and arguments in the other order. Hash CONVERT_EXPR the same
16724 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
16725 of ADDR_EXPR of decl as the decl itself. Add or remove
16726 OEP_ADDRESS_OF from recursive flags as needed. For
16727 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
16728 operands commutatively and only the third one normally.
16729 For internal CALL_EXPR hash in CALL_EXPR_IFN.
16731 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
16733 * config/rtems.h (LIB_SPEC): Add -latomic.
16735 2016-04-27 Joel Sherrill <joel@rtems.org>
16737 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
16738 xilink.ld and flags not relevant to RTEMS.
16740 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
16742 * toplev.c (backend_init_target): Avoid calling init_reload when using
16745 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16747 * reorg.c (try_merge_delay_insns): Declare i and j inside the
16748 for loops rather than one for the whole function.
16750 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16752 * match.pd (X + CST CMP X): New transformation.
16754 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
16756 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
16757 * fold-const.c (fold_binary_loc): Remove 2 transformations
16758 superseded by match.pd.
16759 * match.pd (x+x -> x*2): Generalize to integers.
16761 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
16763 * config/i386/i386.md (operation on memory peephole): Duplicate an
16764 existing peephole and adapt it to match lea rather than an operation
16767 PR rtl-optimization/57193
16768 * opts.c (default_options_table): Add OPT_frename_registers at -O2
16770 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
16772 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16774 * tree-if-conv.c (any_pred_load_store): New static variable.
16775 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
16776 any_pred_load_store instead of and_mask_load_store.
16777 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
16778 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
16779 (combine_blocks, tree_if_conversion): Ditto.
16781 2016-04-26 Bin Cheng <bin.cheng@arm.com>
16783 PR tree-optimization/70771
16784 PR tree-optimization/70775
16785 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
16786 virtual PHI nodes. Delete parameter.
16787 (if_convertible_loop_p_1): Delete argument to above function.
16788 (predicate_all_scalar_phis): Delete code handling single-argument
16790 (tree_if_conversion): Mark and update virtual SSA.
16792 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16795 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
16796 (x86_elf_aligned_common): Rename to ...
16797 (x86_elf_aligned_decl_common): ... this.
16798 Add decl arg. Switch to .lbss for largecomm object. Use
16799 LARGECOMM_SECTION_ASM_OP.
16800 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
16802 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
16803 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
16805 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16806 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
16808 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16811 * config/i386/i386.c (SECTION_LARGE): Define.
16812 (x86_64_elf_select_section): Set it for large data/bss sections.
16813 Only clear SECTION_WRITE for .lrodata.
16814 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
16816 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
16817 * varasm.c (default_elf_asm_named_section): Grow flagchars.
16818 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
16820 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
16821 * doc/tm.texi: Regenerate.
16823 2016-04-26 Jakub Jelinek <jakub@redhat.com>
16826 * configure.ac (--enable-checking): Document extra flag, for
16827 non-release builds default to --enable-checking=yes,extra.
16828 If misc checking and extra checking, define CHECKING_P to 2 instead
16830 * common.opt (fchecking=): Add.
16831 * doc/invoke.texi (-fchecking=): Document.
16832 * doc/install.texi: Document --enable-checking changes.
16833 * configure: Regenerated.
16834 * config.in: Regenerated.
16836 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16838 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
16839 attribute instead of which_alternative.
16840 * config/i386/sse.md (*mov<mode>_internal): Ditto.
16841 Use EXT_REX_SSE_REG_P where appropriate.
16843 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16845 * config/i386/predicates.md (const0_operand): Do not match
16846 const_wide_int code.
16847 (const1_operand): Ditto.
16849 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16851 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
16852 for SSE constm1 operands and TARGET_AVX512VL.
16853 (*movti_internal): Ditto.
16854 (*mov<mode>_or): Use constm1_operand predicate.
16855 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
16856 for SSE vector_all_ones operands and TARGET_AVX512VL.
16857 * config/i386/predicates.md (constm1_operand): New predicate.
16858 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
16859 emission of constant -1 load.
16861 2016-04-25 Jason Merrill <jason@redhat.com>
16863 * gdbinit.in: Skip is-a.h.
16865 * attribs.c (register_scoped_attributes): Fix logic.
16866 * attribs.h: Declare register_scoped_attributes.
16868 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16870 * config/rs6000/rs6000-builtin.def: Correct pasto error for
16871 stxvd2x and stxvw4x built-in functions.
16873 2016-04-25 DJ Delorie <dj@redhat.com>
16875 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
16876 (ashrhi3): Likewise.
16877 (lshrhi3): Likewise.
16879 2016-04-25 Richard Biener <rguenther@suse.de>
16881 PR tree-optimization/70780
16882 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
16883 wasn't visited yet.
16884 (compute_antic): Mark blocks with abnormal preds as visited as
16885 they have a final empty antic-in solution already.
16887 2016-04-25 Michael Collison <michael.collison@linaro.org>
16889 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
16891 2016-04-25 Michael Collison <michael.collison@linaro.org>
16893 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
16894 mode is VQI to improve mixed mode vectorization.
16895 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
16896 define_insn to match low half of signed vaddw.
16897 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
16898 define_insn to match high half of signed vaddw.
16899 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
16900 define_insn to match low half of unsigned vaddw.
16901 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
16902 define_insn to match high half of unsigned vaddw.
16903 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
16904 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16905 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
16907 (arm_simd_check_vect_par_cnst_half_p): Likewise.
16908 * config/arm/predicates.md (vect_par_constant_high): Support
16909 big endian and simplify by calling
16910 arm_simd_check_vect_par_cnst_half
16911 (vect_par_constant_low): Likewise.
16913 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
16916 predicate for operand 2.
16918 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
16919 H.J. Lu <hongjiu.lu@intel.com>
16921 * config/i386/i386-protos.h (standard_sse_constant_p): Add
16922 machine_mode argument.
16923 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
16924 constm1_rtx operands. For VOIDmode constants, get mode from
16925 pred_mode. Check mode size if the mode is supported by ABI.
16926 (standard_sse_constant_opcode): Do not use standard_constant_p.
16927 Strictly check ABI support for all-ones operands.
16928 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
16929 immediates. Update calls to standard_sse_constant_p.
16930 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
16931 (ix86_rtx_costs): Ditto.
16932 * config/i386/i386.md (*movxi_internal_avx512f): Use
16933 nonimmediate_or_sse_const_operand instead of vector_move_operand.
16934 Use (v,BC) alternative instead of (v,C). Use register_operand
16935 checks instead of MEM_P.
16936 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
16937 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
16938 isa attribute. Use register_operand checks instead of MEM_P.
16939 (*movti_internal): Use nonimmediate_or_sse_const_operand for
16940 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
16941 alternative and corresponding sse2 isa attribute.
16942 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
16943 to standard_sse_constant_p.
16944 (FP constant splitters): Ditto.
16945 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
16947 * config/i386/predicates.md (constm1_operand): Remove.
16948 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
16949 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
16950 vector_all_ones_operand instead of constm1_operand.
16952 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16954 * print-rtl.c (print_rtx_insn_vec): New function.
16955 * print-rtl.h: New prototype.
16956 * store-motion.c (struct st_expr): Make avail_stores a vector.
16957 (st_expr_entry): Adjust.
16958 (free_st_expr_entry): Likewise.
16959 (print_store_motion_mems): Likewise.
16960 (find_moveable_store): Likewise.
16961 (compute_store_table): Likewise.
16962 (delete_store): Likewise.
16963 (build_store_vectors): Likewise.
16965 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16967 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
16969 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16971 * vec.h (vec_safe_contains): New function.
16972 (vec::contains): Likewise.
16973 (vec::begin): Likewise.
16974 (vec::end): Likewise.
16976 2016-04-23 Jakub Jelinek <jakub@redhat.com>
16979 * cfgexpand.c (expand_stack_vars): Fix typo.
16981 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16983 * system.h (list, map, set, vector): Include conditionally.
16984 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
16985 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
16986 * ipa-icf.c (INCLUDE_LIST): Define.
16987 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
16988 * config/sh/sh.c (INCLUDE_VECTOR): Define.
16989 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
16990 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
16991 * cp/logic.cc (INCLUDE_LIST): Define.
16992 * fortran/trans-common.c (INCLUDE_MAP): Define.
16994 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
16996 * auto-profile.c: Remove <string.h> include.
16997 * ipa-icf-gimple.c: Remove <list> include.
16998 * diagnostic.c: Remove <new> include.
16999 * genmatch.c: Likewise.
17000 * pretty-print.c: Likewise.
17001 * toplev.c: Likewise
17002 * c/c-objc-common.c: Likewise.
17003 * cp/error.c: Likewise.
17004 * fortran/error.c: Likewise.
17006 2016-04-22 Richard Biener <rguenther@suse.de>
17008 * lto-streamer-in.c (input_ssa_names): Do not allocate
17009 GIMPLE_NOP for all SSA names.
17010 * lto-streamer-out.c (output_ssa_names): Do not output
17011 SSA names that should have been released.
17013 2016-04-22 Richard Biener <rguenther@suse.de>
17015 PR tree-optimization/70740
17016 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17019 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17022 * config/i386/predicates.md (call_insn_operand): Replace
17023 sibcall_memory_operand with memory_operand.
17025 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17027 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17028 has_single_use() tests.
17029 (register_edge_assert_for_1): Likewise.
17030 (find_assert_locations_1): Check the liveness bitmap instead of
17031 checking has_single_use().
17033 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17036 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17037 Extract AVX-512BW constraint from AVX.
17039 2016-04-21 Richard Biener <rguenther@suse.de>
17041 PR tree-optimization/70725
17042 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17043 for phi_convertible_by_degenerating_args.
17044 (predicate_all_scalar_phis): Handle single-argument PHIs.
17046 2016-04-21 Richard Biener <rguenther@suse.de>
17048 PR middle-end/70747
17049 * fold-const.c (fold_comparison): Return properly typed
17052 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17054 PR tree-optimization/70715
17055 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17056 after expanding BASE using expand_simple_operations.
17058 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17060 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17061 New transformations.
17063 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17065 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17067 2016-04-20 Jan Hubicka <jh@suse.cz>
17069 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17070 ultiimate_alias_target.
17071 (update_callee_keys): Likewise.
17072 (lookup_recursive_calls): Likewise.
17073 (speculation_useful_p): Likewise.
17075 2016-04-20 Jan Hubicka <jh@suse.cz>
17078 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17079 (set_nothrow_flag_1): ... this; handle interposition correctly;
17080 recurse on aliases and thunks.
17081 (cgraph_node::set_nothrow_flag): New.
17082 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17083 functions compiled with non-call exceptions that binds to current
17085 (propagate_nothrow): Be safe WRT interposition.
17086 * cgraph.h (set_nothrow_flag): Update prototype.
17088 2016-04-18 Jan Hubicka <jh@suse.cz>
17090 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17091 max_loop_iterations_int.
17092 (tree_unswitch_outer_loop): Likewise.
17094 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17096 PR tree-optimization/69489
17097 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17098 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17099 Revise dump message.
17100 (if_convertible_bb_p): Remove check on edge count of basic block's
17103 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17105 PR tree-optimization/56625
17106 PR tree-optimization/69489
17107 * tree-data-ref.h (DR_INNERMOST): New macro.
17108 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17109 hashing struct innermost_loop_behavior.
17110 (ref_DR_map): Remove.
17111 (innermost_DR_map): New map.
17112 (baseref_DR_map): Revise comment.
17113 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17114 to innermost_DR_map accroding to its innermost loop behavior.
17115 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17116 to its innermost loop behavior.
17117 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17118 Add initialization for innermost_DR_map. Record memory reference
17119 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17120 have innermost loop behavior.
17121 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17124 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17126 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17127 *lea_general_1. Use explicit SWI12 mode interator.
17128 (*lea<mode>_general_2): Rename from *lea_general_2.
17129 Use explicit SWI12 mode interator.
17130 (*lea<mode>_general_3): Rename from *lea_general_3.
17131 Use explicit SWI12 mode interator.
17132 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17133 Use explicit SWI12 mode interator.
17134 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17135 Use explicit SWI48 mode interator.
17137 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17139 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17140 Short-cut unaligned load and store cases. Handle all integer
17142 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17143 and store cases. Call ix86_avx256_split_vector_move_misalign
17144 directly without checking mode class.
17146 2016-04-20 Andrew Pinski <apinski@cavium.com>
17147 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17150 * config/aarch64/aarch64.md (sibcall): Force call
17151 address to be DImode for ILP32.
17152 (sibcall_value): Likewise.
17154 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17156 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17158 2016-04-20 Richard Biener <rguenther@suse.de>
17160 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17161 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17162 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17163 (maybe_push_res_to_seq): Adjust.
17164 * gimple-fold.c (maybe_build_generic_op): Likewise.
17166 2016-04-20 Marek Polacek <polacek@redhat.com>
17168 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17171 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17173 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17174 use kmovw to support AVX512F target.
17176 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17178 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17180 2016-04-20 Marek Polacek <polacek@redhat.com>
17182 PR tree-optimization/70725
17183 * tree-if-conv.c (is_false_predicate): New function.
17184 (predicate_mem_writes): Use it.
17186 2016-04-20 Richard Biener <rguenther@suse.de>
17188 PR tree-optimization/70726
17189 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17190 shift amounts from a pattern stmt operand.
17192 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17195 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17196 stack_restore_from_fpr pattern when restoring r15.
17197 (s390_optimize_prologue): Strip away the memory barrier in the
17198 parallel when trying to get rid of restore insns.
17199 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17200 definition for loading the stack pointer from an FPR. Compared to
17201 the normal move insn this pattern includes a full memory barrier.
17203 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17205 PR middle-end/70680
17206 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17207 implicitly linear or lastprivate iterator on the outer context.
17209 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17211 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17213 * config/i386/i386.md (ssememalign): Removed.
17214 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17216 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17219 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17220 const short * to __builtin_ia32_loaddquhi512_mask.
17221 (_mm512_maskz_loadu_epi16): Likewise.
17222 (_mm512_mask_storeu_epi16): Pass short * to
17223 __builtin_ia32_storedquhi512_mask.
17224 (_mm512_mask_loadu_epi8): Pass const char * to
17225 __builtin_ia32_loaddquqi512_mask.
17226 (_mm512_maskz_loadu_epi8): Likewise.
17227 (_mm512_mask_storeu_epi8): Pass char * to
17228 __builtin_ia32_storedquqi512_mask.
17229 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17230 const double * to __builtin_ia32_loadupd512_mask.
17231 (_mm512_mask_loadu_pd): Likewise.
17232 (_mm512_maskz_loadu_pd): Likewise.
17233 (_mm512_storeu_pd): Pass double * to
17234 __builtin_ia32_storeupd512_mask.
17235 (_mm512_mask_storeu_pd): Likewise.
17236 (_mm512_loadu_ps): Pass const float * to
17237 __builtin_ia32_loadups512_mask.
17238 (_mm512_mask_loadu_ps): Likewise.
17239 (_mm512_maskz_loadu_ps): Likewise.
17240 (_mm512_storeu_ps): Pass float * to
17241 __builtin_ia32_storeups512_mask.
17242 (_mm512_mask_storeu_ps): Likewise.
17243 (_mm512_mask_loadu_epi64): Pass const long long * to
17244 __builtin_ia32_loaddqudi512_mask.
17245 (_mm512_maskz_loadu_epi64): Likewise.
17246 (_mm512_mask_storeu_epi64): Pass long long *
17247 to __builtin_ia32_storedqudi512_mask.
17248 (_mm512_loadu_si512): Pass const int * to
17249 __builtin_ia32_loaddqusi512_mask.
17250 (_mm512_mask_loadu_epi32): Likewise.
17251 (_mm512_maskz_loadu_epi32): Likewise.
17252 (_mm512_storeu_si512): Pass int * to
17253 __builtin_ia32_storedqusi512_mask.
17254 (_mm512_mask_storeu_epi32): Likewise.
17255 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17256 char * to __builtin_ia32_storedquqi256_mask.
17257 (_mm_mask_storeu_epi8): Likewise.
17258 (_mm256_mask_loadu_epi16): Pass const short * to
17259 __builtin_ia32_loaddquhi256_mask.
17260 (_mm256_maskz_loadu_epi16): Likewise.
17261 (_mm_mask_loadu_epi16): Pass const short * to
17262 __builtin_ia32_loaddquhi128_mask.
17263 (_mm_maskz_loadu_epi16): Likewise.
17264 (_mm256_mask_loadu_epi8): Pass const char * to
17265 __builtin_ia32_loaddquqi256_mask.
17266 (_mm256_maskz_loadu_epi8): Likewise.
17267 (_mm_mask_loadu_epi8): Pass const char * to
17268 __builtin_ia32_loaddquqi128_mask.
17269 (_mm_maskz_loadu_epi8): Likewise.
17270 (_mm256_mask_storeu_epi16): Pass short * to.
17271 __builtin_ia32_storedquhi256_mask.
17272 (_mm_mask_storeu_epi16): Pass short * to.
17273 __builtin_ia32_storedquhi128_mask.
17274 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17275 const double * to __builtin_ia32_loadupd256_mask.
17276 (_mm256_maskz_loadu_pd): Likewise.
17277 (_mm_mask_loadu_pd): Pass onst double * to
17278 __builtin_ia32_loadupd128_mask.
17279 (_mm_maskz_loadu_pd): Likewise.
17280 (_mm256_mask_storeu_pd): Pass double * to
17281 __builtin_ia32_storeupd256_mask.
17282 (_mm_mask_storeu_pd): Pass double * to
17283 __builtin_ia32_storeupd128_mask.
17284 (_mm256_mask_loadu_ps): Pass const float * to
17285 __builtin_ia32_loadups256_mask.
17286 (_mm256_maskz_loadu_ps): Likewise.
17287 (_mm_mask_loadu_ps): Pass const float * to
17288 __builtin_ia32_loadups128_mask.
17289 (_mm_maskz_loadu_ps): Likewise.
17290 (_mm256_mask_storeu_ps): Pass float * to
17291 __builtin_ia32_storeups256_mask.
17292 (_mm_mask_storeu_ps): ass float * to
17293 __builtin_ia32_storeups128_mask.
17294 (_mm256_mask_loadu_epi64): Pass const long long * to
17295 __builtin_ia32_loaddqudi256_mask.
17296 (_mm256_maskz_loadu_epi64): Likewise.
17297 (_mm_mask_loadu_epi64): Pass const long long * to
17298 __builtin_ia32_loaddqudi128_mask.
17299 (_mm_maskz_loadu_epi64): Likewise.
17300 (_mm256_mask_storeu_epi64): Pass long long * to
17301 __builtin_ia32_storedqudi256_mask.
17302 (_mm_mask_storeu_epi64): Pass long long * to
17303 __builtin_ia32_storedqudi128_mask.
17304 (_mm256_mask_loadu_epi32): Pass const int * to
17305 __builtin_ia32_loaddqusi256_mask.
17306 (_mm256_maskz_loadu_epi32): Likewise.
17307 (_mm_mask_loadu_epi32): Pass const int * to
17308 __builtin_ia32_loaddqusi128_mask.
17309 (_mm_maskz_loadu_epi32): Likewise.
17310 (_mm256_mask_storeu_epi32): Pass int * to
17311 __builtin_ia32_storedqusi256_mask.
17312 (_mm_mask_storeu_epi32): Pass int * to
17313 __builtin_ia32_storedqusi128_mask.
17314 * config/i386/i386-builtin-types.def (PCSHORT): New.
17315 (PINT64): Likewise.
17316 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17317 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17318 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17319 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17320 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17321 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17322 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17323 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17324 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17325 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17326 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17327 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17328 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17329 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17330 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17331 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17332 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17333 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17334 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17335 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17336 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17337 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17338 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17339 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17340 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17341 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17342 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17343 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17344 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17345 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17346 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17347 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17348 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17349 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17350 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17351 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17352 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17353 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17354 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17355 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17356 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17357 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17358 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17359 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17360 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17361 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17362 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17363 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17364 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17366 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
17367 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
17369 (ix86_expand_vector_move_misalign): Likewise.
17370 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
17371 to scalar function prototype for unaligned load/store builtins.
17372 (ix86_expand_special_args_builtin): Updated.
17373 * config/i386/sse.md (UNSPEC_LOADU): Removed.
17374 (UNSPEC_STOREU): Likewise.
17375 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
17376 (VI_ULOADSTORE_F_AVX512VL): Likewise.
17377 (ssescalarsize): Handle V4TI, V2TI and V1TI.
17378 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17379 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
17380 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
17381 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
17382 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
17383 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
17384 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
17385 (<avx512>_storedqu<mode>_mask): Likewise.
17386 (*sse4_2_pcmpestr_unaligned): Likewise.
17387 (*sse4_2_pcmpistr_unaligned): Likewise.
17388 (*mov<mode>_internal): Renamed to ...
17389 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
17390 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
17391 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
17392 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
17394 2016-04-19 Richard Biener <rguenther@suse.de>
17396 PR tree-optimization/70171
17397 * tree-ssa-phiprop.c: Include stor-layout.h.
17398 (phiprop_insert_phi): Handle the aggregate copy case.
17399 (propagate_with_phi): Likewise.
17401 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
17403 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
17404 instead of simplify_gen_subreg (... , 0).
17405 (ix86_delegitimize_address): Ditto.
17406 (ix86_split_divmod): Ditto.
17407 (ix86_split_copysign_const): Ditto.
17408 (ix86_split_copysign_var): Ditto.
17409 (ix86_expand_args_builtin): Ditto.
17410 (ix86_expand_round_builtin): Ditto.
17411 (ix86_expand_special_args_builtin): Ditto.
17412 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
17413 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
17414 (udivmodqi4): Ditto.
17415 (absneg splitters): Ditto.
17416 (*jcc_bt<mode>_1): Ditto.
17418 2016-04-19 Richard Biener <rguenther@suse.de>
17420 PR tree-optimization/70724
17421 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
17422 restoring out from ...
17423 (free_scc_vn): ... here.
17424 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
17425 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
17427 (pass_fre::execute): Restore SSA info.
17429 2016-04-19 Richard Biener <rguenther@suse.de>
17431 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
17432 * gimple-walk.c (walk_gimple_op): Initialize it.
17433 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
17434 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
17435 remapping SSA names of defs.
17436 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
17439 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
17441 PR middle-end/70689
17442 * lra-constraints.c (equiv_substition_p): New.
17443 (process_alt_operands): Use it.
17444 (swap_operands): Swap it.
17445 (curr_insn_transform): Update it.
17447 2016-04-18 Michael Matz <matz@suse.de>
17449 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
17450 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
17451 * tree-core.h (tree_type_common.align): Use bit-field.
17452 (tree_type_common.spare): New.
17453 (tree_decl_common.off_align): Make smaller.
17454 (tree_decl_common.align): Use bit-field.
17456 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
17457 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
17458 (scan_sharing_clauses): Ditto.
17459 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17460 (omp_finish_file): Ditto.
17461 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17462 (layout_decl): Ditto.
17463 (relayout_decl): Ditto.
17464 (finalize_record_size): Use SET_TYPE_ALIGN.
17465 (finalize_type_size): Ditto.
17466 (finish_builtin_struct): Ditto.
17467 (layout_type): Ditto.
17468 (initialize_sizetypes): Ditto.
17469 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
17470 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
17471 (lookup_field_for_decl): Use SET_DECL_ALIGN.
17472 (get_chain_field): Ditto.
17473 (get_trampoline_type): Ditto.
17474 (get_nl_goto_field): Ditto.
17475 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
17477 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
17478 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
17479 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
17480 (build_qualified_type): Use SET_TYPE_ALIGN.
17481 (build_aligned_type, build_range_type_1): Ditto.
17482 (build_atomic_base): Ditto.
17483 (build_common_tree_nodes): Ditto.
17484 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
17485 (expand_one_stack_var_at): Ditto.
17486 * coverage.c (build_var): Use SET_DECL_ALIGN.
17487 * except.c (init_eh): Ditto.
17488 * function.c (assign_parm_setup_block): Ditto.
17489 * symtab.c (increase_alignment_1): Ditto.
17490 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
17491 * tree-vect-stmts.c (ensure_base_align): Ditto.
17492 * varasm.c (align_variable): Ditto.
17493 (assemble_variable): Ditto.
17494 (build_constant_desc): Ditto.
17495 (output_constant_def_contents): Ditto.
17497 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
17498 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
17499 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
17500 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
17501 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
17503 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
17506 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
17507 replace %vmovsd with "%vmovq".
17508 (vec_concatv2df): Likewise.
17510 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
17512 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
17513 (*vec_extractv2si_0): Ditto.
17514 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
17515 (zero_extended_scalar_load_operand splitters): Ditto.
17516 (vec_extract splitters): Ditto.
17517 (*vec_extractv4si_0_zext): Ditto.
17518 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
17519 and lowpart_subreg.
17520 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
17521 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
17522 (*sse4_1_extractps): Use lowpart_subreg.
17523 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
17525 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17527 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
17529 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
17530 Mention Solaris 11 packaging changes.
17531 Update gas and gld requirements.
17532 Remove reference to pre-Solaris 10 bug.
17533 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
17535 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
17538 2016-04-17 Jan Hubicka <jh@suse.cz>
17540 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
17541 max_loop_iterations_int.
17543 2016-04-18 Richard Biener <rguenther@suse.de>
17545 PR tree-optimization/43434
17546 * tree-ssa-structalias.c (struct vls_data): New.
17547 (visit_loadstore): Handle all pointer-based accesses.
17548 (compute_dependence_clique): Compute a bitmap of restrict tags
17549 assigned bases and pass it to visit_loadstore.
17551 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
17554 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
17555 armv8.1-a and armv8.1-a+crc.
17557 2016-04-18 Richard Biener <rguenther@suse.de>
17559 PR tree-optimization/70701
17560 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
17561 references after translating through a memcpy.
17563 2016-04-18 Richard Biener <rguenther@suse.de>
17565 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
17566 (compute_antic): ... here. For partial antic use regular
17567 postorder and scrap iteration.
17568 (compute_partial_antic_aux): Remove unused return value.
17569 (init_pre): Do not allocate postorder.
17570 (fini_pre): Do not free postorder.
17572 2016-04-18 Richard Biener <rguenther@suse.de>
17574 PR middle-end/37870
17575 * expmed.c (extract_bit_field_1): Remove broken case
17576 using a wider MODE_INT mode.
17578 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17580 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
17581 unless compiling with at least GCC-4.8.
17583 2016-04-17 Jan Hubicka <jh@suse.cz>
17586 * graphite.c (graphite_finalize): Update call to
17587 tree_estimate_probability.
17588 * predict.h (tree_estimate_probability): Update prototype.
17590 2016-04-17 Jan Hubicka <jh@suse.cz>
17592 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
17593 (tree_estimate_probability): Likewise.
17594 (pass_profile::execute): Update.
17595 (report_predictor_hitrates): New function.
17596 * profile.c (compute_branch_probabilities): Use it.
17597 * predict.h (report_predictor_hitrates): Declare.
17599 2016-04-17 Jan Hubicka <jh@suse.cz>
17602 * cgraph.h (cgraph_node::set_const_flag,
17603 cgraph_node::set_pure_flag): Update prototype to return bool;
17605 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
17606 of interposable symbol are interposable, too.
17607 (cgraph_set_const_flag_1): Rename to ...
17608 (set_const_flag_1): ... this one; change to self recursive function
17609 instead of call_for_symbol_thunks_and_aliases. Handle correctly
17610 clearnig the flag in all variants and also virtual thunks of const
17611 functions are pure; track if any change was done.
17612 (cgraph_node::set_const_flag): Update.
17613 (struct set_pure_flag_info): New struct.
17614 (cgraph_set_pure_flag_1): Rename to ...
17615 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
17616 rather than pointer encoded flags; track if any changes was done;
17617 handle correctly clearning flag and setting flag of aliases already
17619 (cgraph_node::set_pure_flag): Update.
17620 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
17622 2016-04-17 Tom de Vries <tom@codesourcery.com>
17625 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
17626 backslash in label.
17628 2016-04-17 Tom de Vries <tom@codesourcery.com>
17630 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
17631 '{}<> ' as escape-for-record.
17633 2016-04-17 Tom de Vries <tom@codesourcery.com>
17635 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
17638 2016-04-17 Tom de Vries <tom@codesourcery.com>
17641 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
17642 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
17643 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17644 * passes.c (finish_optimization_passes): Only call
17645 finish_graph_dump_file if dfi->graph_dump_initialized.
17646 (execute_function_dump, pass_init_dump_file): Use
17647 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
17649 2016-04-17 Tom de Vries <tom@codesourcery.com>
17651 PR tree-optimization/70256
17652 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
17653 (debug_varmap): New function.
17655 2016-04-17 Tom de Vries <tom@codesourcery.com>
17658 * passes.c (pass_manager::register_pass): Propagate pflags.
17660 2016-04-17 Tom de Vries <tom@codesourcery.com>
17663 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
17664 * passes.c (pass_manager::pass_manager): Declare and init p_start in
17665 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
17666 check if it's equal to p_start.
17667 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
17669 2016-04-15 Jan Hubicka <jh@suse.cz>
17672 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
17673 function does not bind to current def.
17674 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
17675 handle conservatively calls to functions that does not need to bind
17677 (check_call): Update call of worse_state.
17678 (ignore_edge_for_nothrow): Update.
17679 (ignore_edge_for_pure_const): Likewise.
17680 (propagate_pure_const): Update calls to worse_state.
17681 (skip_function_for_local_pure_const): Reformat comments.
17683 2016-04-15 Jan Hubicka <jh@suse.cz>
17686 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
17687 (cgraph_node::function_symbol): Likewise.
17688 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17689 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
17690 (symtab_node::ultimate_alias_target): Add REF parameter.
17691 (symtab_node::binds_to_current_def_p): Declare.
17692 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
17693 (cgraph_node::function_symbol): Likewise.
17694 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
17695 (cgraph_node::get_availability): Likewise.
17696 (cgraph_edge::binds_to_current_def_p): New inline function.
17697 (varpool_node::get_availability): Add REF parameter.
17698 (varpool_node::ultimate_alias_target): Likewise.
17699 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
17700 (symtab_node::binds_to_current_def_p): Likewise.
17701 * varpool.c (varpool_node::get_availability): Likewise.
17703 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17706 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
17707 Fix mode size check.
17709 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17711 * BASE-VER: Set to 7.0.0.
17713 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
17715 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
17717 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17719 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
17720 architecture revisions.
17722 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
17724 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
17725 * config/i386/i386.c (ix86_using_red_zone): No longer static.
17726 * config/i386/i386.md (stack decrement to push peepholes): Guard
17727 with !x86_using_red_zone ().
17729 2016-04-15 Jakub Jelinek <jakub@redhat.com>
17732 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
17733 to dump_generic_node.
17734 (NIY): Pass also flags to do_niy.
17736 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
17738 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
17739 (simd_clone_vector_of_formal_parm_types)
17740 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
17741 (simd_clone_mangle, simd_clone_create)
17742 (simd_clone_adjust_return_type, create_tmp_simd_array)
17743 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
17744 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
17745 (ipa_simd_modify_function_body, simd_clone_linear_addend)
17746 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
17747 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
17748 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
17749 * omp-simd-clone.c: ... this new file.
17750 (simd_clone_vector_of_formal_parm_types): Make it static.
17751 * Makefile.in (OBJS): Add omp-simd-clone.o.
17753 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
17756 * config/i386/sse.md: Use proper memory operand modifiers.
17759 2016-04-15 Richard Biener <rguenther@suse.de>
17760 Alan Modra <amodra@gmail.com>
17762 PR tree-optimization/70130
17763 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
17764 when alignment stays not the same and no not use the realign
17767 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17770 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17771 direct move handlers for KFmode. Change TFmode handlers test from
17772 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
17774 2016-04-14 Jakub Jelinek <jakub@redhat.com>
17777 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
17778 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
17779 (inlined_polymorphic_ctor_dtor_block_p): Use it.
17780 * tree-ssa-live.c (remove_unused_scope_block_p): When
17781 in_ctor_dtor_block, avoid discarding not just BLOCKs with
17782 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
17783 block_ultimate_origin is FUNCTION_DECL.
17784 (remove_unused_locals): If current_function_decl is
17785 polymorphic_ctor_dtor_p, pass initial true to
17786 remove_unused_scope_block_p' is_ctor_dtor_block.
17788 2016-04-14 Martin Sebor <msebor@redhat.com>
17793 * doc/extend.texi (Variable Length): Revert.
17795 2016-04-14 Marek Polacek <polacek@redhat.com>
17796 Jan Hubicka <hubicka@ucw.cz>
17799 * tree.c (verify_type): Disable the canonical type of main variant
17802 2016-04-14 Jason Merrill <jason@redhat.com>
17804 * cfgexpand.c, expr.c: Revert previous change.
17806 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
17808 PR middle-end/70643
17809 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
17810 when building a mem ref for the incoming reduction variable.
17812 2016-04-14 Richard Biener <rguenther@suse.de>
17814 PR tree-optimization/70614
17815 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
17816 loop if the evolution dropped to chrec_dont_know.
17817 (interpret_condition_phi): Likewise.
17819 2016-04-14 Richard Biener <rguenther@suse.de>
17821 PR tree-optimization/70623
17822 * tree-ssa-pre.c (changed_blocks): Make global ...
17823 (compute_antic): ... local here. Move and fix worklist
17824 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
17825 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
17826 worklist handling, dump when ANTIC_IN changed.
17827 (compute_partial_antic_aux): Remove worklist handling.
17828 (init_pre): Do not compute post dominators. Add a comment about
17829 the CFG order chosen.
17830 (fini_pre): Do not free post dominators.
17832 2016-04-13 Martin Sebor <msebor@redhat.com>
17837 * doc/extend.texi (Variable Length): Document C++ specifics.
17839 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17842 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
17843 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
17844 eh edges have been purged.
17847 * tree-sra.c (create_access_replacement,
17848 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
17850 * tree-pretty-print.c (dump_fancy_name): New function.
17851 (dump_decl_name, dump_generic_node): Use it.
17853 2016-04-13 Jason Merrill <jason@redhat.com>
17855 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
17856 * expr.c (expand_expr_real_1): Likewise.
17858 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
17860 * config/i386/i386.md (kunpckhi): Swap operands.
17861 (kunpcksi): Likewise.
17862 (kunpckdi): Likewise.
17863 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
17864 (vec_pack_trunc_<mode>): Likewise.
17866 2016-04-13 Jakub Jelinek <jakub@redhat.com>
17869 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
17871 PR middle-end/70633
17872 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
17873 gimplification turns some element into non-constant.
17876 * rtl.h (convert_memory_address_addr_space_1): New prototype.
17877 * explow.c (convert_memory_address_addr_space_1): No longer static,
17878 add NO_EMIT argument and don't call convert_modes if true, pass
17879 it down recursively, remove break after return.
17880 (convert_memory_address_addr_space): Adjust caller.
17881 * simplify-rtx.c (simplify_unary_operation_1): Call
17882 convert_memory_address_addr_space_1 instead of convert_memory_address,
17883 if it returns NULL, don't simplify.
17885 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
17888 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
17890 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17892 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
17893 Bump the upper SIMDLEN limits, so that if the return type or
17894 characteristic type if the return type is void can be passed in
17895 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
17898 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17901 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
17902 Do not use "=" constraint on an input constraint.
17903 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
17904 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
17905 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
17906 generates (neg (abs ...)) instead of (abs ...).
17908 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17910 PR rtl-optimization/70596
17911 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
17912 just invalidate LRA data and reset them. Adjust dump wording.
17914 2016-04-12 Martin Liska <mliska@suse.cz>
17917 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17919 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17921 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17922 max_loop_iterations_int.
17923 (tree_unswitch_outer_loop): Likewise.
17924 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17925 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17927 2016-04-12 Tom de Vries <tom@codesourcery.com>
17929 PR tree-optimization/68756
17930 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
17931 instead of new_name.
17933 2016-04-12 Jakub Jelinek <jakub@redhat.com>
17935 PR tree-optimization/70602
17936 * tree-sra.c (generate_subtree_copies): Don't write anything into
17937 constant pool decls.
17939 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
17940 regardless whether there are depend clauses or not.
17942 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17945 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
17946 target attribute and pragma from changing the -mfloat128
17947 and -mfloat128-hardware options.
17949 * doc/extend.texi (Additional Floating Types): Document PowerPC
17950 __float128 restrictions.
17952 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17955 * config/aarch64/driver-aarch64.c
17956 (aarch64_get_extension_string_for_isa_flags): New.
17957 (arch_extension): Rename to...
17958 (aarch64_arch_extension): ...This.
17959 (ext_to_feat_string): Rename to...
17960 (aarch64_extensions): ...This.
17961 (aarch64_core_data): Keep track of architecture extension flags.
17962 (cpu_data): Rename to...
17963 (aarch64_cpu_data): ...This.
17964 (aarch64_arch_driver_info): Keep track of architecture extension
17966 (get_arch_name_from_id): Rename to...
17967 (get_arch_from_id): ...This, change return type.
17968 (host_detect_local_cpu): Update and reformat for renames, handle
17969 extensions through common infrastructure.
17971 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
17974 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
17975 track of a canonical flag name.
17976 (all_extensions): Likewise.
17977 (arch_to_arch_name): Also track extension flags enabled by the arch.
17978 (all_architectures): Likewise.
17979 (aarch64_parse_extension): Move to here.
17980 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
17982 (aarch64_rewrite_selected_cpu): Update for above change.
17983 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
17984 are handled, such that the single explicit value enabled by an
17985 extension is kept seperate from the implicit values it also enables.
17986 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
17988 (aarch64_parse_extension): New.
17989 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
17990 here to config/aarch64/aarch64-protos.h.
17991 (aarch64_parse_extension): Move from here to
17992 common/config/aarch64/aarch64-common.c.
17993 (aarch64_option_print): Update.
17994 (aarch64_declare_function_name): Likewise.
17995 (aarch64_start_file): Likewise.
17996 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
17997 the canonical flag for extensions.
17998 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18001 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18003 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18006 2016-04-09 Tom de Vries <tom@codesourcery.com>
18008 PR tree-optimization/68953
18009 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18010 first to last subscript.
18012 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18014 PR tree-optimization/70586
18015 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18018 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18022 PR tree-optimization/70373
18023 PR middle-end/70533
18024 PR middle-end/70534
18025 PR middle-end/70535
18026 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18027 clauses for acc parallel reductions as necessary. Error on those
18029 * omp-low.c (scan_sharing_clauses): Don't install variables which
18030 are used in acc parallel reductions.
18031 (lower_rec_input_clauses): Remove dead code.
18032 (lower_oacc_reductions): Add support for reference reductions.
18033 (lower_reduction_clauses): Remove dead code.
18034 (lower_omp_target): Don't remap variables appearing in acc parallel
18036 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18038 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18040 PR middle-end/70593
18041 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18042 with multiple SSA_NAME defs, force the outputs other than first
18043 to be live before calling live_track_process_def on each output.
18045 PR rtl-optimization/70574
18046 * fwprop.c (forward_propagate_and_simplify): Don't add
18047 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18048 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18049 paradoxical subregs within *loc.
18051 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18053 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18054 -ftree-parallelize-loops={0,1}.
18055 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18056 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18057 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18058 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18059 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18061 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18064 * asan.c (instrument_derefs): If we get unknown location, extract it
18065 with EXPR_LOCATION.
18066 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18068 2016-04-08 Tom de Vries <tom@codesourcery.com>
18070 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18071 implicit firstprivate clause.
18073 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18076 * config/arm/thumb2.md (tst + branch-> lsls + branch
18077 peephole below *orsi_not_shiftsi_si): Require that condition
18078 register is dead after the peephole.
18079 (second peephole after the above): Likewise.
18081 2016-04-08 Alan Modra <amodra@gmail.com>
18084 * builtins.c (fold_builtin_classify): For IBM extended precision,
18085 look at just the high-order double to test for NaN.
18086 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18087 test just the high double for Inf but both doubles for subnormal
18090 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18092 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18093 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18094 node->simdclone->mask_mode != VOIDmode masks.
18095 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18096 earlier, use it instead of node->simdclone.
18097 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18098 Set clonei->mask_mode.
18100 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18103 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18104 Pass it through to cp_parser_already_scoped_statement.
18105 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18106 it through to cp_parser_statement.
18107 (cp_parser_statement): Pass IF_P through to
18108 cp_parser_iteration_statement.
18109 (cp_parser_pragma): Adjust call to
18110 cp_parser_iteration_statement.
18112 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18115 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18116 resolve a future -Wparentheses warning.
18117 * omp-low.c (scan_sharing_clauses): Likewise.
18118 * tree-parloops.c (eliminate_local_variables): Likewise.
18120 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18122 PR rtl-optimization/70398
18123 * lra-constraints.c (process_address_1): Check zero scale and code
18124 for reloading with zero scale.
18126 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18128 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18129 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18131 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18133 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18134 Add support for AVX512F clones, include them by default for
18135 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18136 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18139 PR middle-end/70550
18140 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18141 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18142 firstprivate clauses.
18143 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18144 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18145 (lower_omp_target): Set TREE_NO_WARNING for
18146 non-addressable possibly uninitialized vars which are copied into
18147 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18149 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18151 * config/pa/predicates.md (integer_store_memory_operand): Accept
18152 REG+D operands with a large offset when reload_in_progress is true.
18153 (floating_point_store_memory_operand): Likewise.
18155 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18158 * match.pd (nested int casts): Limit to GIMPLE.
18160 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18163 * ipa-devirt.c (maybe_record_node): Fix comment; use
18164 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18166 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18168 PR rtl-optimization/70542
18169 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18170 if there are any uses other than insn or debug insns.
18172 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18173 Jakub Jelinek <jakub@redhat.com>
18175 PR tree-optimization/70509
18176 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18177 Shift HOST_WIDE_INT_1U instead of 1.
18179 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18181 PR tree-optimization/70509
18182 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18183 of the vector base type for index.
18185 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18188 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18190 2016-04-05 Richard Biener <rguenther@suse.de>
18192 PR tree-optimization/70526
18193 * tree-sra.c (build_ref_for_offset): Use prev_base to
18194 extract the alias pointer type.
18196 2016-04-05 Richard Biener <rguenther@suse.de>
18198 * dse.c (struct store_info): Remove alias_set member.
18199 (struct read_info_type): Likewise.
18200 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18201 spill_deleted, clear_alias_set_lookup): Remove.
18202 (get_group_info): Remove dead base == NULL_RTX case.
18203 (dse_step0): Remove initialization of removed variables.
18204 (delete_dead_store_insn): Reomve alias set dumping.
18205 (free_read_records): Remove alias_set handling.
18206 (canon_address): Remove alias_set_out parameter.
18207 (record_store): Remove spill_alias_set, it's always zero.
18208 (check_mem_read_rtx): Likewise.
18209 (dse_step2): Rename from ...
18210 (dse_step2_nospill): ... this. Adjust.
18211 (scan_stores): Rename from ...
18212 (scan_stores_nospill): ... this.
18213 (scan_reads): Rename from ...
18214 (scan_reads_nospill): ... this.
18215 (scan_stores_spill, scan_reads_spill): Remove.
18216 (dse_step3_scan): Remove for_spills argument which is always false.
18217 (dse_step3): Likewise.
18218 (dse_step5): Rename from ...
18219 (dse_step5_nospill): ... this. Remove alias_set handling.
18220 (rest_of_handle_dse): Adjust.
18222 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18225 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18226 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18227 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18228 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18230 2016-04-05 Richard Biener <rguenther@suse.de>
18232 PR middle-end/70499
18233 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18234 non-register type temporaries into SSA.
18236 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18239 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18240 calls when sanitizing.
18241 (possible_polymorphic_call_target_p): Fix formatting.
18243 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18244 Jakub Jelinek <jakub@redhat.com>
18246 PR middle-end/70457
18247 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18248 to ensure a call statement is compatible with a built-in's
18250 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18253 2016-04-04 Richard Biener <rguenther@suse.de>
18255 PR rtl-optimization/70484
18256 * rtl.h (canon_output_dependence): Declare.
18257 * alias.c (canon_output_dependence): New function.
18258 * dse.c (record_store): Use canon_output_dependence rather
18259 than canon_true_dependence.
18261 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18264 * cgraph.h (symtab_node::copy_visibility_from): New function.
18265 * symtab.c (symtab_node::copy_visibility_from): New function.
18266 * ipa-visibility.c (optimize_weakref): New function.
18267 (function_and_variable_visibility): Use it.
18269 2016-04-04 Martin Liska <mliska@suse.cz>
18272 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18273 value that is really in range handled by SBR instruction.
18274 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18275 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18276 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18278 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18282 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18283 set, but not for SP_REG operands.
18285 2016-04-02 Martin Sebor <msebor@redhat.com>
18288 * fold-const.c (maybe_nonzero_address): New function.
18289 (fold_comparison): Call it. Fold equality and relational
18290 expressions involving null pointers.
18291 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18293 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18295 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18296 the "Y" constraint (scalar FP 0.0 immediate).
18298 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18299 Add the "const_double" to the list of operand constraints.
18301 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18303 PR rtl-optimization/70467
18304 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18305 If low word of the last operand is 0, just emit addition/subtraction
18308 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18311 * config/s390/s390.c (s390_expand_insv): Check for everything
18312 constant instead of just VOIDmode stuff.
18314 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18317 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18319 2016-04-01 Nathan Sidwell <nathan@acm.org>
18321 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18323 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18325 PR rtl-optimization/70461
18326 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18329 2016-03-31 Martin Liska <mliska@suse.cz>
18332 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18333 a tree value or an immediate integer value to a buffer
18334 that is eventually copied to a BRIG section.
18335 (emit_immediate_operand): Call the function here.
18336 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18337 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18338 of class' fields that are removed.
18339 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18340 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18341 m_brig_repr_size fields.
18343 2016-03-31 Martin Liska <mliska@suse.cz>
18346 * hsa-gen.c (hsa_function_representation::update_dominance): New
18348 (convert_addr_to_flat_segment): Likewise.
18349 (gen_hsa_memory_set): New alignment argument.
18350 (gen_hsa_ctor_assignment): Likewise.
18351 (gen_hsa_insns_for_single_assignment): Provide alignment
18352 to gen_hsa_ctor_assignment.
18353 (gen_hsa_insns_for_direct_call): Add new argument.
18354 (expand_lhs_of_string_op): New function.
18355 (expand_string_operation_builtin): Likewise.
18356 (expand_memory_copy): New function.
18357 (expand_memory_set): New function.
18358 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18359 (convert_switch_statements): Change signature.
18360 (generate_hsa): Use a return value of the function.
18361 (pass_gen_hsail::execute): Do not call
18362 convert_switch_statements here.
18363 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18364 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18365 (hsa_function_representation::update_dominance): New function.
18367 2016-03-31 Martin Liska <mliska@suse.cz>
18370 * hsa-brig.c (emit_directive_variable): Emit alignment
18371 according to hsa_symbol::m_align.
18372 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
18373 (dump_hsa_symbol): Dump alignment of HSA symbols.
18374 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
18375 (gen_hsa_addr_with_align): New function.
18376 (hsa_bitmemref_alignment): Use newly added function.
18377 (gen_hsa_insns_for_load): Likewise.
18378 (gen_hsa_insns_for_store): Likewise.
18379 (gen_hsa_memory_copy): New argument added.
18380 (gen_hsa_insns_for_single_assignment): Respect
18381 alignment for assignments processed via gen_hsa_memory_copy.
18382 (gen_hsa_insns_for_direct_call): Likewise.
18383 (gen_hsa_insns_for_return): Likewise.
18384 (gen_function_def_parameters): Set default alignment.
18385 * hsa.c (hsa_object_alignment): New function.
18386 (hsa_byte_alignment): Pasted function.
18387 * hsa.h (hsa_symbol::m_align): New field.
18389 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18391 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
18392 scratch field for goto case.
18394 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
18396 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
18398 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
18401 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
18402 (scalar_chain::convert_insn): Call convert_op for reg
18403 moves to handle undefined registers.
18405 2016-03-31 Nathan Sidwell <nathan@acm.org>
18408 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
18409 Assert we don't want to move backwards.
18411 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
18414 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
18416 2016-03-31 Jakub Jelinek <jakub@redhat.com>
18418 PR rtl-optimization/70460
18419 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
18420 with operand from REG_LABEL_OPERAND, instead substitute
18421 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
18422 Don't do anything for REG_NON_LOCAL_GOTO jumps.
18424 2016-03-31 Martin Liska <mliska@suse.cz>
18426 * passes.c (execute_one_pass): Do not call
18427 todo_after for a discarded function.
18429 2016-03-31 Bin Cheng <bin.cheng@arm.com>
18431 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
18432 (no_cost, infinite_cost): Initialize the new field.
18433 (get_computation_cost_at): Record setup cost.
18434 (determine_use_iv_cost_address): Skip cost computation for sub
18435 uses if we can estimate it without losing accuracy.
18437 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18439 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18441 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18442 max_loop_iterations_int.
18443 (tree_unswitch_outer_loop): Likewise.
18444 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18445 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18447 2016-03-30 Richard Biener <rguenther@suse.de>
18449 PR middle-end/70450
18450 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
18452 2016-03-30 Jakub Jelinek <jakub@redhat.com>
18455 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
18456 in gen_blendm expander.
18458 2016-03-30 Nick Clifton <nickc@redhat.com>
18461 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
18462 case where we are already provided with an SImode SUBREG.
18464 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
18467 * config/i386/i386.c (ix86_expand_epilogue): Properly check
18468 conflict between DRAP register and __builtin_eh_return.
18470 2016-03-30 Michael Matz <matz@suse.de>
18471 Richard Biener <rguenther@suse.de>
18474 * ipa-polymorphic-call.c (struct type_change_info): Change
18475 speculative to an unsigned allowing to limit the work we do.
18476 (csftc_abort_walking_p): New inline function..
18477 (check_stmt_for_type_change): Limit the number of may-defs
18478 skipped for speculative devirtualization to
18479 max-speculative-devirt-maydefs.
18480 * params.def (max-speculative-devirt-maydefs): New param.
18481 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
18483 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
18486 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
18489 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
18491 PR tree-optimization/59124
18492 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
18493 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
18495 2016-03-29 Jeff Law <law@redhat.com>
18497 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
18499 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18501 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
18504 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
18506 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
18507 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
18508 gcrt0.o if linking dynamically.
18510 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18513 * ipa-devirt.c (methods_equal_p): New function.
18514 (compare_virtual_tables): Use it.
18515 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
18516 * cgraphclones.c (clone_function_name_1): Use
18517 symbol_table::symbol_suffix_separator.
18518 * coverage.c (build_var): Likewise.
18519 * symtab.c (symbol_table::symbol_suffix_separator): New.
18521 2016-03-29 Jakub Jelinek <jakub@redhat.com>
18523 PR rtl-optimization/70429
18524 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
18525 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
18526 mode != result_mode.
18529 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
18531 PR tree-optimization/70405
18532 * ssa-iterators.h (num_imm_uses): Add missing braces.
18534 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
18536 PR rtl-optimization/68695
18537 * ira-color.c (allocno_copy_cost_saving): New.
18538 (improve_allocation): Use it.
18540 2016-03-29 Richard Henderson <rth@redhat.com>
18542 PR middle-end/70355
18543 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
18545 2016-03-29 Richard Biener <rguenther@suse.de>
18547 PR middle-end/70424
18548 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
18549 use alignment returned by get_pointer_alignment_1 if it is
18550 bigger than BITS_PER_UNIT.
18551 * builtins.c (get_pointer_alignment_1): Do not return true
18552 for alignment extracted from SSA info.
18554 2016-03-28 James Bowman <james.bowman@ftdichip.com>
18556 * config/ft32/ft32.opt (mnodiv): New.
18557 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
18558 * doc/invoke.texi (FT32 Options -mnodiv): New.
18560 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
18563 * config/i386/i386.md (define_split, andn): Fix modes.
18565 2016-03-26 Richard Biener <rguenther@suse.de>
18566 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18569 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
18571 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
18572 as 2nd argument to cl_optimization_restore().
18574 2016-03-25 Richard Henderson <rth@redhat.com>
18577 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
18578 * config/aarch64/aarch64-protos.h: Declare it.
18579 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
18581 2016-03-25 Alan Modra <amodra@gmail.com>
18584 * config/rs6000/constraints.md (j): Simplify.
18585 * config/rs6000/predicates.md (easy_fp_constant): Exclude
18587 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
18588 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
18589 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
18590 in all constraint alternatives.
18591 (movtd_64bit_nodm): Delete "j" constraint alternative.
18593 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18595 * tree-ssa-propagate.c: Enhance docs for
18596 SSA_PROP_NOT_INTERESTING.
18598 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
18600 * doc/extend.texi: Fix typo in documentation to pure attribute.
18602 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
18605 * config/pa/pa.md (bswapdi2): Use a scratch register.
18607 2016-03-24 Richard Henderson <rth@redhat.com>
18609 PR middle-end/69845
18610 * fold-const.c (extract_muldiv_1): Correct test for multiplication
18613 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
18615 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
18616 using ix86_expand_binary_operator instead of gen_andsi3.
18618 2016-03-24 Richard Biener <rguenther@suse.de>
18620 PR tree-optimization/70396
18621 * tree-vect-stmts.c (vectorizable_comparison): Use
18622 get_vectype_for_scalar_type.
18624 2016-03-24 Richard Biener <rguenther@suse.de>
18626 PR middle-end/70370
18627 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
18628 with register bases.
18630 2016-03-24 Richard Biener <rguenther@suse.de>
18632 PR tree-optimization/70372
18633 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
18634 build_all_ones_cst to also handle vector types correctly.
18636 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18639 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
18642 2016-03-23 Marek Polacek <polacek@redhat.com>
18645 * doc/invoke.texi: Document -Wignored-attributes.
18647 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18649 PR tree-optimization/69042
18650 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
18651 parameter from 30 to 40.
18653 2016-03-23 Bin Cheng <bin.cheng@arm.com>
18655 PR tree-optimization/69042
18656 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
18657 for use with constant offset stripped in base.
18659 2016-03-23 Richard Biener <rguenther@suse.de>
18661 PR middle-end/70251
18662 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
18663 mode compatibility check.
18664 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18666 2016-03-23 Jeff Law <law@redhat.com>
18668 PR tree-optimization/64058
18669 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
18671 (struct ssa_conflicts): Move up earlier in the file.
18672 (conflicts_, var_map_): New static variables.
18673 (initialize_conflict_count): New function to initialize the
18674 CONFLICT_COUNT field for each conflict pair.
18675 (compare_pairs): Lazily initialize the conflict count and use it
18676 as the first tie-breaker.
18677 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
18678 and wipe conflicts_ and map_ around the call to qsort. Remove
18679 special case for 2 coalesce pairs.
18680 * bitmap.c (bitmap_count_unique_bits): New function.
18681 (bitmap_count_bits_in_word): New function, extracted from
18683 (bitmap_count_bits): Use bitmap_count_bits_in_word.
18684 * bitmap.h (bitmap_count_unique_bits): Declare it.
18686 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
18689 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
18690 transparent alias chain for decl assembler name.
18691 * config/sol2.c (solaris_assemble_visibility): Likewise.
18693 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18695 * config/arm/arm1020e.md (1020call_op): Reduce reservation
18697 (v10_fdivs): Likewise.
18698 (v10_fdivd): Likewise.
18700 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18703 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
18704 to not call fclose twice on file.
18706 2016-03-23 Jakub Jelinek <jakub@redhat.com>
18708 PR tree-optimization/70354
18709 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18710 oprnd0 is wider than oprnd1 and there is a cast from the wider
18711 type to oprnd1, mask it with the mask of the narrower type.
18714 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
18715 Optimize TARGET_STV splitters, if high or low word of last argument
18718 2016-03-22 Jeff Law <law@redhat.com>
18721 tree-ssa-threadbackward.c
18722 (fsm_find_control_statement_thread_paths): Correctly distinguish
18723 between old style jump threads vs FSM jump threads.
18725 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
18728 * config/i386/i386.c (scalar_chain::convert_op): Support
18729 uninitialized register usage case.
18731 2016-03-22 Richard Biener <rguenther@suse.de>
18733 PR middle-end/70251
18734 * genmatch.c (gen_transform): Adjust last parameter to a three-state
18736 (capture::gen_transform): ... to change behavior when substituting
18737 a condition into cond or not-cond expr context.
18738 (dt_simplify::gen_1): Adjust.
18739 * gimple-match-head.c: Include gimplify.h for unshare_expr.
18740 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
18741 last change and instead change to
18742 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
18743 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18745 2016-03-22 Anthony Green <green@moxielogic.com>
18747 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
18748 issue for moxiebox targets.
18749 (CC1PLUS_SPEC): Ditto.
18751 2016-03-22 Richard Biener <rguenther@suse.de>
18753 PR middle-end/70333
18754 * fold-const.c (extract_muldiv_1): Properly perform multiplication
18757 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18759 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
18761 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
18764 * config/i386/i386.c (def_builtin): Handle
18765 OPTION_MASK_ISA_AVX512VL to be and-ed with other
18767 (const struct builtin_description bdesc_special_args[]):
18768 Remove duplicate ISA bits.
18770 2016-03-22 Jakub Jelinek <jakub@redhat.com>
18773 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
18774 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
18775 in a way that works also for AVX512BW.
18778 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
18779 instead of source if operands[1] is xmm16 and above and
18780 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
18781 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
18784 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
18785 on assign if (*from_p) is a comparison, set it to
18786 TREE_NO_WARNING (*from_p).
18788 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18790 PR middle-end/70326
18791 * lra.c (restore_scratches): Ignore deleted insns.
18793 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
18794 Jakub Jelinek <jakub@redhat.com>
18796 PR tree-optimization/70317
18797 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
18800 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
18803 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
18804 of ix86_expand_move.
18806 (movti): Use general_operand for operand 1 predicate.
18808 2016-03-21 Martin Liska <mliska@suse.cz>
18810 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
18812 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
18814 2016-03-21 Martin Liska <mliska@suse.cz>
18817 * ipa-icf.c (sem_function::parse): Skip static
18818 constructors and destructors.
18820 2016-03-21 Jakub Jelinek <jakub@redhat.com>
18823 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
18824 function-like macro, peek following token(s) if it is followed
18825 by CPP_OPEN_PAREN token with optional padding in between, and
18826 if not, don't treat it like a macro.
18828 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
18829 Alexander Monakov <amonakov@ispras.ru>
18831 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
18832 for the stabs debug format.
18834 2016-03-21 Richard Biener <rguenther@suse.de>
18836 PR tree-optimization/70310
18837 * tree-vect-generic.c (expand_vector_condition): Fold the built
18840 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
18843 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
18844 Block third alternative for AVX-512VL target,
18846 2016-03-21 Martin Liska <mliska@suse.cz>
18849 * hsa-brig.c (emit_function_directives): Mark unemitted
18850 global variables for emission.
18851 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
18852 (get_symbol_for_decl): Likewise.
18853 * hsa.h (struct hsa_symbol): New flag.
18855 2016-03-21 Richard Biener <rguenther@suse.de>
18857 PR tree-optimization/70288
18858 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
18859 we do not estimate unsimplified all-constant conditionals or
18860 switches as optimized away.
18862 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
18864 PR rtl-optimization/69102
18865 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
18866 when we have a readonly dependency context.
18868 2016-03-18 Jeff Law <law@redhat.com>
18870 PR rtl-optimization/70263
18871 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
18872 (update_equiv_regs): When trying to move a store to after the insn
18873 that sets the source of the store, make sure the store occurs after
18874 the insn that sets the source of the store. When successful note
18875 the REG_EQUIV note created in the dump file.
18877 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
18878 Bernd Schmidt <bschmidt@redhat.com>
18880 * doc/extend.texi: Document more potential problems with basic asms.
18882 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
18884 PR rtl-optimization/70278
18885 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
18888 2016-03-18 Jason Merrill <jason@redhat.com>
18890 * calls.c (load_register_parameters): Fix zero size sibcall logic.
18892 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
18894 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
18895 values to 128b regs.
18897 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18899 PR tree-optimization/70252
18900 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
18901 boolean vector has a proper number of elements.
18902 (supportable_narrowing_operation): Likewise.
18904 2016-03-18 Tom de Vries <tom@codesourcery.com>
18907 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
18909 2016-03-18 Jakub Jelinek <jakub@redhat.com>
18911 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
18912 instead of replace_rtx for DEBUG_INSNs.
18914 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18916 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
18917 load type reservations.
18919 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
18922 * config/pa/constraints.md: Revert 2015-02-13 change. Use
18923 define_constraint for "Q" and "T" constraints.
18925 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
18927 Tweak the pipeline model for Exynos M1
18929 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
18932 2016-03-17 David Malcolm <dmalcolm@redhat.com>
18935 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
18936 where one or both locations aren't within a line_map.
18938 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
18941 * opts.c (finish_options): Don't set flag_pie to the default if
18942 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
18945 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
18947 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
18948 true as ALL_REGS argument to replace_rtx.
18950 2016-03-17 Richard Biener <rguenther@suse.de>
18953 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
18956 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18959 * rtl.h (replace_rtx): Add ALL_REGS argument.
18960 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
18961 equality and assert mode is the same, instead of just rtx pointer
18963 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
18964 true as ALL_REGS argument to replace_rtx.
18966 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
18968 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
18969 for boolean vector with vector mode only.
18970 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
18972 2016-03-17 Nick Clifton <nickc@redhat.com>
18975 * config/rx/rx.c (rx_print_integer): Print negative constants in
18978 2016-03-17 Jakub Jelinek <jakub@redhat.com>
18981 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
18983 2016-03-16 Richard Henderson <rth@redhat.com>
18984 Richard Biener <rguenth@suse.de>
18986 PR middle-end/70240
18987 PR middle-end/68215
18989 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
18990 first operand as is_gimple_condexpr.
18992 PR middle-end/70240
18993 PR middle-end/68215
18995 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
18996 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
18997 Do not gimplify the result.
18998 (do_unop): Adjust call to tree_vec_extract.
18999 (do_binop): Likewise.
19000 (do_compare): Likewise.
19001 (do_plus_minus): Likewise.
19002 (do_negate): Likewise.
19003 (expand_vector_condition): Likewise.
19004 (do_cond): Likewise.
19006 2016-03-16 Richard Henderson <rth@redhat.com>
19009 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19010 (aarch64_classify_address): Use it.
19011 (aarch64_legitimize_address): Force all subexpressions of PLUS
19012 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19014 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19015 Richard Biener <rguenth@suse.de>
19018 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19019 return to even if only REGNO is equal, and assert
19022 2016-03-11 Jeff Law <law@redhat.com>
19024 PR rtl-optimization/70224
19025 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19027 2016-03-16 Richard Henderson <rth@redhat.com>
19029 PR middle-end/70199
19030 * function.h (struct function): Add has_forced_label_in_static.
19031 * gimplify.c (force_labels_r): Set it.
19032 * lto-streamer-in.c (input_struct_function_base): Read it.
19033 * lto-streamer-out.c (output_struct_function_base): Write it.
19034 * tree-inline.c (has_label_address_in_static_1): Remove.
19035 (copy_forbidden): Remove fndecl parameter; test
19036 has_forced_label_in_static.
19037 (inline_forbidden_p): Update call to copy_forbidden.
19038 (tree_versionable_function_p): Likewise.
19039 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19040 (chkp_versioning): Likewise.
19041 * tree-inline.h (copy_forbidden): Update decl.
19043 2016-03-16 Marek Polacek <polacek@redhat.com>
19046 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19047 function being thunked if the result type doesn't have fixed size.
19048 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19049 doesn't have fixed size.
19051 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19053 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19054 reporting malformed loop nest.
19056 2016-03-16 Tom de Vries <tom@codesourcery.com>
19059 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19060 nodes.length () == 1 test to before first nodes[0] access.
19062 2016-03-16 Tom de Vries <tom@codesourcery.com>
19064 PR tree-optimization/68715
19065 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19066 single_pred_p test.
19068 2016-03-16 Tom de Vries <tom@codesourcery.com>
19070 PR tree-optimization/68809
19071 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19074 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19075 Sandra Loosemore <sandra@codesourcery.com>
19077 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19078 on leaf attribute. Mention ELF interposition problems.
19080 2016-03-16 Alan Modra <amodra@gmail.com>
19082 PR rtl-optimization/69195
19083 PR rtl-optimization/47992
19084 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19087 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19090 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19092 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19094 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19096 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19098 PR rtl-optimization/70222
19099 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19100 optimization if mode is different from result_mode, queue up masking
19101 of the result in outer_op. Formatting fix.
19103 PR middle-end/70239
19104 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19107 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19109 PR rtl-optimization/69032
19110 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19111 looping backwards over basic block insns.
19113 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19116 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19117 to non-speculative when propagating trap bits.
19119 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19121 PR rtl-optimization/63384
19122 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19123 DEBUG_INSN_P insns.
19125 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19128 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19129 factored out from ...
19130 (sched_analyze_insn): ... here.
19131 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19132 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19133 get_implicit_reg_pending_clobbers in it.
19134 (setup_id_reg_sets): Use setup_id_implicit_regs.
19135 (deps_init_id): Ditto.
19137 2016-03-15 Tom de Vries <tom@codesourcery.com>
19140 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19142 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19143 execute_function_dump.
19144 (execute_one_pass): Don't dump function if it will be dumped after ipa
19147 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19149 * genrecog.c (match_pattern_2): If pred is NULL don't call
19150 safe_predicate_mode on it.
19152 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19154 PR middle-end/70219
19155 * lra-constraints.c (delete_move_and_clobber): Change assertion
19156 to also allow dregno == 0.
19158 2016-03-14 Richard Henderson <rth@redhat.com>
19161 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19162 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19163 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19164 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19167 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19170 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19172 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19174 * lra-constraints.c (split_reg): For hard regs, try to find the
19175 biggest single-register mode used in the function.
19177 2016-03-14 Richard Biener <rguenther@suse.de>
19179 PR tree-optimization/56365
19180 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19181 constants to compare against.
19183 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19186 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19187 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19188 (define_split for the GPR case): Use int_reg_operand instead of
19189 gpc_reg_operand for the output.
19191 2016-03-14 Tom de Vries <tom@codesourcery.com>
19193 PR tree-optimization/70045
19194 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19195 create_empty_if_region_on_edge argument.
19197 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19199 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19200 (STACK_CHECK_PROTECT): Likewise.
19201 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19202 (STACK_CHECK_PROTECT): Likewise.
19203 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19204 (STACK_CHECK_PROTECT): Likewise.
19205 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19206 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19207 (STACK_CHECK_PROTECT): Likewise.
19209 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19211 PR rtl-optimization/69307
19212 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19213 registers in modes that span more than one register.
19215 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19218 * lra-constraints.c (delete_move_and_clobber): New.
19219 (remove_inheritance_pseudos): Use it.
19221 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19224 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19225 the libcall is LCT_THROW.
19226 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19227 for the checking routine.
19229 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19232 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19233 optimization if we have direct move.
19234 (roundu32<mode>2_fprs): Likewise.
19236 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19239 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19241 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19242 Arguments swapped. All callers changed. Take reg_renumber into
19243 account, and Calculate and compare register ranges for hard regs.
19245 2016-03-11 Jeff Law <law@redhat.com>
19247 PR tree-optimization/70190
19248 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19249 Handle cases where we can not extract the taken edge, even though we
19250 found a constant value.
19252 PR tree-optimization/64058
19253 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19254 (num_coalesce_pairs): Move up earlier in file.
19255 (find_coalesce_pair): Initialize the INDEX field for each pair
19257 (compare_pairs): No longer sort on the elements in each pair.
19258 Instead break ties with the index of the coalesce pair.
19260 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19263 * config/aarch64/aarch64-protos.h
19264 (aarch64_save_restore_target_globals): New prototype.
19265 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19266 Call the above when popping pragma.
19267 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19269 (aarch64_set_current_function): Rewrite using the above.
19271 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19273 PR tree-optimization/70177
19274 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19275 (extract_ops_from_tree): ... this. In the 2 argument
19276 overload remove _1 suffix.
19277 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19278 (extract_ops_from_tree): ... this.
19279 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19281 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19282 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19283 extract_ops_from_tree instead of 2 operand one.
19285 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19287 PR tree-optimization/70013
19288 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19289 for constant-pool entries.
19291 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19293 PR rtl-optimization/70174
19294 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19295 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19297 PR tree-optimization/70169
19298 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19299 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19302 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19303 Jakub Jelinek <jakub@redhat.com>
19306 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19307 of uninitialized values.
19309 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19311 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19313 ("*trunctddd2"): New pattern definition.
19314 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19317 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19319 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19320 definitions for BFP and DFP rounding modes.
19321 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19322 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19323 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19324 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19327 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19329 * config/s390/constraints.md: Adjust comment.
19330 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19331 s390_decompose_addrstyle_without_index.
19332 * config/s390/predicates.md (shift_count_or_setmem_operand):
19333 Rename to setmem_operand.
19334 * config/s390/s390-protos.h
19335 (s390_decompose_shift_count): Rename to
19336 s390_decompose_addrstyle_without_index.
19337 * config/s390/s390.c (s390_decompose_shift_count)
19338 (s390_mem_constraint, print_shift_count_operand)
19339 (print_operand_address, print_operand): Rename
19340 s390_decompose_shift_count to
19341 s390_decompose_addrstyle_without_index and rename
19342 print_shift_count_operand to print_addrstyle_operand troughout the
19344 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19345 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19346 Rename shift_count_or_setmem_operand to setmem_operand.
19347 * config/s390/vx-builtins.md ("vec_insert<mode>")
19348 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19351 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19354 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19355 Handle overlapping retval and newval.
19357 2016-03-10 Nick Clifton <nickc@redhat.com>
19360 * config/aarch64/aarch64.c
19361 (aarch64_override_options_after_change_1): When forcing
19362 flag_omit_frame_pointer to be true, use a special value that can
19363 be detected if this function is called again, thus preventing
19364 flag_omit_leaf_frame_pointer from being forced to be false.
19366 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19368 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
19369 Set x_flag_omit_leaf_frame_pointer when handling
19370 -momit-leaf-frame-pointer.
19372 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19375 * cgraph.c (cgraph_node::dump): Dump split_part and
19376 indirect_call_target.
19377 * cgraph.h (cgraph_node): Add indirect_call_target flag.
19378 * ipa.c (has_addr_references_p): Cleanup.
19379 (is_indirect_call_target_p): New.
19380 (walk_polymorphic_call_targets): Do not mark virtuals that may be
19381 called indirectly as local.
19382 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
19384 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19387 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19388 on cxa_pure_virtual.
19390 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19393 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
19395 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19398 * tree.c (need_assembler_name_p): Only record main variant type names.
19400 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19403 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
19404 Always define to 0 or 1.
19405 (TARGET_FIX_ERR_A53_843419): New macro.
19406 * config/aarch64/aarch64-elf-raw.h
19407 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
19408 * config/aarch64/aarch64-linux.h: Likewise.
19409 * config/aarch64/aarch64.c
19410 (aarch64_override_options_after_change_1): Do not default
19411 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
19413 (aarch64_attributes): Handle fix-cortex-a53-843419.
19414 (aarch64_can_inline_p): Likewise.
19415 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
19417 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
19418 Jakub Jelinek <jakub@redhat.com>
19420 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
19421 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
19422 DECL_COMMONS if flag_unconstrained_commons is set.
19423 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19424 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
19425 (funconstrained-commons): Document.
19427 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
19429 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
19430 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
19432 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
19434 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
19435 has a proper number of elements.
19437 2016-03-10 Alan Modra <amodra@gmail.com>
19439 PR rtl-optimization/69195
19440 PR rtl-optimization/47992
19441 * ira.c (recorded_label_ref): Delete.
19442 (update_equiv_regs): Return void.
19443 (indirect_jump_optimize): New function.
19444 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
19445 before regstat_compute_ri. Don't rebuild_jump_labels here.
19446 Delete update_regstat.
19448 2016-03-10 Richard Biener <rguenther@suse.de>
19450 PR tree-optimization/70128
19451 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19452 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
19454 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19456 PR tree-optimization/70152
19457 * tree-sra.c (replace_removed_params_ssa_names): Copy over
19458 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
19461 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
19462 instead of gen_sse2_loadlpd.
19463 * config/i386/sse.md (*vec_concatv2df): Rename to...
19464 (vec_concatv2df): ... this.
19466 PR tree-optimization/70127
19467 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
19469 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19473 * diagnostic-show-locus.c (compatible_locations_p): New function.
19474 (layout::layout): Sanitize ranges using compatible_locations_p.
19476 2016-03-09 David Malcolm <dmalcolm@redhat.com>
19480 * diagnostic-show-locus.c (layout_range::layout_range): Replace
19481 location_range param with three const expanded_locations * and a
19483 (layout::layout): Replace call to
19484 rich_location::lazily_expand_location with get_expanded_location.
19485 Extract the range and perform location expansion here, passing
19486 the results to the layout_range ctor.
19487 * diagnostic.c (source_range::debug): Delete.
19488 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
19489 of rich_location::get_expanded_location.
19490 * gcc-rich-location.c (get_range_for_expr): Delete.
19491 (gcc_rich_location::add_expr): Reimplement to avoid the
19492 rich_location::add_range overload that took a location_range,
19493 passing a location_t instead.
19495 2016-03-09 Richard Biener <rguenther@suse.de>
19496 Jakub Jelinek <jakub@redhat.com>
19498 PR tree-optimization/70138
19499 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19500 Also skip vect_double_reduction_def.
19502 2016-03-09 Jakub Jelinek <jakub@redhat.com>
19505 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
19506 if the operand is "m".
19508 2016-03-09 Nathan Sidwell <nathan@acm.org>
19510 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
19512 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19514 * config/i386/i386.c (processor_target_table): Fix cost table
19515 intialization order for znver1.
19517 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19519 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
19520 - becuase -> because.
19521 * ipa-reference.c (ignore_module_statics): Likewise.
19522 * cgraph.c (cgraph_node::get_body): Likewise.
19523 * ipa-inline.c (early_inliner): Likewise.
19524 * ipa-devirt.c (types_same_for_odr): Likewise.
19525 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
19526 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
19528 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19530 * tree-ssa-math-opts.c: Fix typo in comment.
19532 2016-03-08 Jakub Jelinek <jakub@redhat.com>
19535 * config/i386/i386.c (scalar_chain::make_vector_copies,
19536 scalar_chain::convert_reg): Call end_sequence in between
19537 get_insns and emit_conversion_insns rather than after both
19540 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
19543 * config/i386/i386.h (machine_function): Add
19544 pc_thunk_call_expanded flag.
19545 (ix86_pc_thunk_call_expanded): New define.
19546 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
19547 (*set_got): Rename insn pattern from set_got.
19548 (*set_got_labelled): Rename inst pattern from set_got_labelled.
19549 * config/i386/i386.c (ix86_compute_frame_layout): Use
19550 ix86_pc_thunk_call_expanded to prevent red-zone.
19552 2016-03-07 Martin Jambor <mjambor@suse.cz>
19554 * hsa.h (hsa_get_ctor_statements): Declare.
19555 (hsa_get_dtor_statements): Likewise.
19556 (hsa_get_kernel_dispatch_type): Likewise.
19557 * hsa.c (hsa_get_ctor_statements): New function.
19558 (hsa_get_dtor_statements): Likewise.
19559 (hsa_get_kernel_dispatch_type): Likewise.
19560 * hsa-brig.c (hsa_cdtor_statements): Removed.
19561 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
19562 hsa_get_dtor_statements.
19563 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
19564 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
19566 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
19568 * config/arm/arm-cores.def (cortex-r8): New.
19569 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
19570 * config/arm/arm-tune.md: Likewise.
19571 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
19573 2016-03-07 Martin Sebor <msebor@redhat.com>
19575 PR rtl-optimization/19705
19576 * doc/invoke.texi (Options That Control Optimization): Clarify
19577 -fno-branch-count-reg.
19579 2016-02-26 Richard Biener <rguenther@suse.de>
19580 Jeff Law <law@redhat.com>
19582 PR tree-optimization/69740
19583 * cfghooks.c (remove_edge): Request loop fixups if we delete
19584 an edge that might turn an irreducible loop into a natural
19586 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
19587 Move after definition of loops_state_clear.
19589 2016-03-07 Bin Cheng <bin.cheng@arm.com>
19591 PR rtl-optimization/69052
19592 * rtlanal.c (commutative_operand_precedence): Set higher precedence
19595 2016-03-07 Tom de Vries <tom@codesourcery.com>
19597 PR tree-optimization/70116
19598 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
19599 is_tm_ending stmts and ubsan/asan internal functions.
19600 (find_duplicate): Use it. Don't test is_tm_ending here.
19602 2016-03-07 Richard Biener <rguenther@suse.de>
19604 PR tree-optimization/70115
19605 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
19606 (propagate_constants_for_unrolling): Use replace_uses_by.
19608 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
19610 PR middle-end/69916
19611 * omp-low.c (struct oacc_loop): Add ifns.
19612 (new_oacc_loop_raw): Initialize it.
19613 (finish_oacc_loop): Clear mask & flags if no ifns.
19614 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
19615 (oacc_loop_xform_loop): Add ifns arg & adjust.
19616 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
19618 2016-03-07 Richard Henderson <rth@redhat.com>
19621 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
19622 (insert_value_copy_on_edge): Likewise.
19624 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19626 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
19628 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19631 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
19633 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19635 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
19637 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
19639 Fix sseimul type attribute.
19640 * config/i386/znver1.md
19641 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
19642 znver1_sseimul_avx256_load) : Fix the type attribute.
19643 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
19644 pipe usage and latency.
19646 2016-03-05 Jakub Jelinek <jakub@redhat.com>
19649 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
19650 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
19653 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19656 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
19658 PR rtl-optimization/69941
19659 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
19660 the reg share its mode.
19662 2016-03-04 Jeff Law <law@redhat.com>
19664 PR tree-optimization/69196
19665 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19666 If the both SSA_NAMEs are anonymous, then consider them unassociated
19667 and include the PHI in the statement count.
19669 2016-03-05 Tom de Vries <tom@codesourcery.com>
19671 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
19672 construct in oacc routine. Check for oacc region in oacc routine.
19674 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19677 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
19678 2016-02-22 changes, instead don't recurse if RECUR is already true.
19679 Don't change *dynamic_check if RECUR. Adjust recursive caller
19680 to pass true to the new argument.
19681 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
19684 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
19685 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
19687 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
19689 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
19691 PR rtl-optimization/57676
19692 * lra-assigns.c (lra_assign): Guard test for maximum iterations
19693 with flag_checking.
19695 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
19697 * tree-vect-patterns.c (search_type_for_mask): Handle
19698 comparison of booleans.
19700 2016-03-04 Jakub Jelinek <jakub@redhat.com>
19702 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
19706 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
19707 all other ops that have dw_val_class_die_ref operands,
19708 and DW_OP_GNU_entry_value.
19710 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19712 PR rtl-optimization/69904
19713 * config/arm/arm.c (arm_cannot_copy_insn_p):
19714 Return true for load-exclusive instructions.
19716 2016-03-03 Jakub Jelinek <jakub@redhat.com>
19719 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
19720 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
19721 the pattern no matter if it is used just by non-pattern, pattern
19723 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
19724 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19725 oprnd1 def_stmt is in pattern, don't look through it.
19727 2016-03-03 Marek Polacek <polacek@redhat.com>
19729 PR middle-end/70050
19730 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
19732 2016-03-03 Martin Liska <mliska@suse.cz>
19734 PR tree-optimization/70043
19735 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
19736 previous statement if we see a debug statement.
19738 2016-03-03 Richard Biener <rguenther@suse.de>
19740 PR tree-optimization/55936
19741 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
19742 parameter and guard unsafe equivalence use.
19743 (vrp_evaluate_conditional_warnv_with_ops): Always use
19744 safe equivalences but not via the quadratic compare_names
19747 2016-03-03 Michael Collison <michael.collison@linaro.org>
19750 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
19751 for operand 1 to s_register_operand. Change predicate for operand
19752 2 to arm_not_immediate_operand.
19754 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
19756 * doc/tm.texi: Regenerated.
19758 2016-03-02 Richard Henderson <rth@redhat.com>
19761 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
19762 simplification when all args are positive non-fixed registers.
19764 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19766 * target.def (lra_p): Specify that new ports should use LRA.
19768 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19771 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
19772 gimplify_type_sizes the type they refer to.
19773 (omp_notice_variable): Handle reference vars to VLAs.
19774 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
19775 reference to VLA decls in the second pass instead of first pass.
19777 2016-03-02 Tom de Vries <tom@codesourcery.com>
19779 PR tree-optimization/68659
19780 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
19781 new_expr == NULL_TREE.
19782 (get_new_name): Handle ADDR_EXPR.
19784 2016-03-02 Bin Cheng <bin.cheng@arm.com>
19786 PR rtl-optimization/69052
19787 * loop-invariant.c (canonicalize_address): New function.
19788 (inv_can_prop_to_addr_use): Check validity of address expression
19789 which is canonicalized by above function.
19791 2016-03-02 Alan Modra <amodra@gmail.com>
19794 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
19797 2016-03-02 Jakub Jelinek <jakub@redhat.com>
19800 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
19801 (*movhi_internal): Put mask moves from and to memory separately
19802 from moves from/to GPRs.
19804 2016-03-02 Richard Biener <rguenther@suse.de>
19806 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
19807 GENERIC expressions in GIMPLE.
19809 2016-03-02 Richard Biener <rguenther@suse.de>
19811 * config/i386/i386.c (type_natural_mode): Fix typo.
19813 2016-03-02 Nick Clifton <nickc@redhat.com>
19815 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
19817 2016-03-02 Richard Biener <rguenther@suse.de>
19818 Uros Bizjak <ubizjak@gmail.com>
19821 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
19823 2016-03-02 Richard Biener <rguenther@suse.de>
19825 PR middle-end/67278
19826 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
19828 2016-03-02 Marek Polacek <polacek@redhat.com>
19831 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
19832 "is promoted to" warning.
19834 2016-03-01 DJ Delorie <dj@redhat.com>
19836 * config.gcc: Deprecate mep-*.
19838 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
19840 PR middle-end/70025
19841 * lra-constraints.c (regno_val_use_in): New.
19842 (match_reload): Use it instead of regno_use_in.
19844 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19846 PR rtl-optimization/70007
19847 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
19848 references present in REG_EQUAL notes attached to non-SET patterns.
19850 2016-03-01 Jeff Law <law@redhat.com>
19852 PR tree-optimization/69196
19853 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19854 Appropriately clamp the number of statements to copy when the
19855 thread path does not traverse a loop backedge.
19857 PR tree-optimization/69196
19858 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19859 Do count some PHIs in the thread path against the insn count. Decrease
19860 final statement count by one as the control statement in the last
19861 block will get removed. Remove special cased code for handling PHIs
19864 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
19867 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
19868 asm dialect alternatives to explicit GOTPCREL calls.
19870 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
19873 * ira.c (do_reload): Issue warning for generic stack checking here...
19874 * reload1.c (reload): ...instead of here and streamline it.
19876 2016-03-01 Nick Clifton <nickc@redhat.com>
19878 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
19880 2016-03-01 Richard Biener <rguenther@suse.de>
19882 PR tree-optimization/69983
19883 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
19884 types and fall back to operand_equal_p.
19886 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19889 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19891 * config/s390/constraints.md ("jm8"): New constraint.
19892 * config/s390/predicates.md ("const_int_8bitset_operand"): New
19894 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
19896 ("*setmem_long<setmem_and>"): New pattern.
19897 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
19899 ("*setmem_long_31z<setmem_and>"): New pattern.
19900 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
19901 New substitution rules with the required attributes.
19904 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19907 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19909 * gensupport.c (process_substs_on_one_elem): Split loop to
19910 complete mark_operands_used_in_match_dup on all expressions in the
19912 (adjust_operands_numbers): Inline into process_substs_on_one_elem
19913 and remove function.
19915 2016-03-01 Richard Biener <rguenther@suse.de>
19917 PR middle-end/70022
19918 * fold-const.c (fold_indirect_ref_1): Fix range checking for
19919 vector BIT_FIELD_REF extract.
19921 2016-03-01 Richard Biener <rguenther@suse.de>
19923 PR tree-optimization/69994
19924 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
19926 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
19928 PR tree-optimization/69956
19929 * tree-vect-stmts.c (supportable_widening_operation): Support
19930 multi-step conversion of boolean vectors.
19931 (supportable_narrowing_operation): Likewise.
19933 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19935 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
19938 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19940 * config/s390/subst.md (DSI_VI): New mode iterator.
19941 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
19942 * config/s390/vector.md ("vec_set<mode>"): Move expander before
19943 the insn definition.
19944 ("*vec_set<mode>"): Change predicate and add alternative to
19945 support only either register or const_int operands as element
19947 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
19949 ("vec_extract<mode>"): New expander.
19950 ("*vec_extract<mode>"): New insn definition supporting reg and
19951 const_int element selectors.
19952 ("*vec_extract<mode>_plus"): New insn definition supporting
19953 reg+const_int element selectors.
19954 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
19955 following expander+insn definition.
19956 ("<vec_shifts_name><mode>3"): New expander.
19957 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
19959 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19961 * config/s390/s390.md ("*tabort_1"): Change predicate to
19962 nonmemory_operand. Add a second alternative to cover
19963 register as well as const int operands.
19964 ("*tabort_1_plus"): New pattern definition.
19966 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19968 * config/s390/s390.md ("*ashrdi3_cc_31")
19969 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
19970 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
19971 Merge insn definitions into ...
19972 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19973 New pattern definition.
19974 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
19975 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
19976 ("*ashr<mode>3_and"): Merge insn definitions into ...
19977 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
19978 New pattern definition.
19979 * config/s390/subst.md ("addr_style_op_cc_subst")
19980 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
19981 substitutions patterns plus attributes.
19982 Add ashiftrt to SUBST iterator.
19984 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19986 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
19987 op2 to nonmemory_operand.
19988 ("*<shift>di3_31", "*<shift>di3_31_and"):
19989 Merge into single pattern definition ...
19990 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
19991 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
19992 pattern definition ...
19993 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
19994 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
19997 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19999 * config/s390/predicates.md (const_int_6bitset_operand): New
20001 * config/s390/s390.md: Include subst.md.
20002 ("rotl<mode>3"): New expander.
20003 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20005 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20006 * config/s390/subst.md: New file.
20008 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20010 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20011 Remove RRR type. It doesn't really exist.
20012 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20014 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20015 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20016 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20017 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20018 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20019 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20020 `enabled' attribute.
20022 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20024 * gensupport.c (process_substs_on_one_elem): Split loop to
20025 complete mark_operands_used_in_match_dup on all expressions in the
20027 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20028 and remove function.
20030 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20033 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20034 (CEIL_NWORDS): ...this. Use CEIL macro.
20035 (compute_fp_layout): Adjust to above renaming.
20036 (function_arg_union_value): Likewise.
20037 (sparc_arg_partial_bytes): Likewise.
20038 (sparc_function_arg_advance): Likewise.
20040 2016-02-29 Jeff Law <law@redhat.com>
20042 PR tree-optimization/70005
20043 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20044 where an object with a boolean range is compared against a value
20047 PR tree-optimization/69999
20048 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20049 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20052 2016-02-29 Richard Biener <rguenther@suse.de>
20054 PR tree-optimization/69994
20055 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20056 (get_unary_op): Look through nop conversions.
20057 (ops_equal_values_p): New function, look for equality diregarding
20059 (eliminate_plus_minus_pair): Use ops_equal_values_p
20060 (repropagate_negates): Do not use get_unary_op here.
20062 2016-02-29 Martin Liska <mliska@suse.cz>
20064 * system.h: Poison ENABLE_CHECKING macro.
20066 2016-02-29 Martin Liska <mliska@suse.cz>
20068 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20069 is presented in dump flags.
20070 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20071 (hsa_regalloc): Likewise.
20073 2016-02-19 Richard Biener <rguenther@suse.de>
20075 PR tree-optimization/69980
20076 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20077 permutation of those we need to keep.
20079 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20082 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20083 (NWORDS_UP): ...this
20084 (init_cumulative_args): Minor tweaks.
20085 (sparc_promote_function_mode): Likewise.
20086 (scan_record_type): Delete.
20087 (traverse_record_type): New function template.
20088 (classify_data_t): New structure type.
20089 (classify_registers): New inline function.
20090 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20091 exhausted. Instantiate traverse_record_type on classify_registers and
20092 deal with the case of a structure passed in slot #15 with no FP field
20094 (assign_data_t): New structure type.
20095 (compute_int_layout): New static function.
20096 (compute_fp_layout): Likewise.
20097 (count_registers): New inline function.
20098 (assign_int_registers): New static function.
20099 (assign_fp_registers): Likewise.
20100 (assign_registers): New inline function.
20101 (function_arg_record_value_1): Delete.
20102 (function_arg_record_value_2): Likewise.
20103 (function_arg_record_value_3): Likewise.
20104 (function_arg_record_value): Adjust to above changes. Instantiate
20105 traverse_record_type on count_registers to first count the number of
20106 registers to be used and then on assign_registers to assign them.
20107 (function_arg_union_value): Adjust to above renaming.
20108 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20109 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20110 case of a structure passed in slot #15
20111 (sparc_function_arg_advance): Likewise.
20112 (function_arg_padding): Minor tweak.
20114 2016-02-29 Richard Biener <rguenther@suse.de>
20116 PR tree-optimization/69720
20117 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20118 the adjustment_def path for possibly vectorized defs.
20119 (vect_create_epilog_for_reduction): Handle vectorized initial
20122 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20124 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20126 2016-02-27 Jeff Law <law@redhat.com>
20129 2016-02-26 Richard Biener <rguenther@suse.de>
20130 Jeff Law <law@redhat.com>
20132 PR tree-optimization/69740
20133 * cfghooks.c (remove_edge): Request loop fixups if we delete
20134 an edge that might turn an irreducible loop into a natural
20137 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20139 PR rtl-optimization/69896
20140 * tree-vect-generic.c (get_compute_type): Avoid single element
20143 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20145 Rename the AArch64 tuning option and related functions to enable the
20146 Newton series for the reciprocal square root to reflect its
20147 approximative characteristic.
20149 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20150 function to "aarch64_emit_approx_rsqrt".
20151 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20152 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20153 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20154 (xgene1_tunings): Likewise.
20155 (use_rsqrt_p): Likewise.
20156 (aarch64_emit_swrsqrt): Use new function name.
20157 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20158 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20159 text explaining this option.
20160 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20162 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20165 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20166 complain about -mallow-movmisalign without -mvsx if
20167 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20169 2016-02-26 Joel Sherrill <joel@rtems.org>
20171 * config.gcc: Add x86_64-*-rtems*.
20172 * config/i386/rtems-64.h: New file.
20174 2016-02-26 Joel Sherrill <joel@rtems.org>
20176 * config.gcc: Add aarch64-*-rtems*.
20177 * config/aarch64/rtems.h: New file.
20179 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20182 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20183 shift amount using %h. Add comment.
20185 2016-02-26 Richard Biener <rguenther@suse.de>
20186 Jeff Law <law@redhat.com>
20188 PR tree-optimization/69740
20189 * cfghooks.c (remove_edge): Request loop fixups if we delete
20190 an edge that might turn an irreducible loop into a natural
20193 2016-02-26 Martin Jambor <mjambor@suse.cz>
20195 PR middle-end/69920
20196 * tree-sra.c (sra_modify_assign): Do not remove loads of
20197 uninitialized aggregates to SSA_NAMEs.
20199 2016-02-26 Richard Henderson <rth@redhat.com>
20202 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20203 pseudo in case the target rtx matches the source of the left
20206 2016-02-26 Martin Jambor <mjambor@suse.cz>
20209 * hsa.h (hsa_type_packed_p): Declare.
20210 * hsa.c (hsa_type_packed_p): New function.
20211 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20213 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20214 * hsa-brig.c (emit_basic_insn): Likewise.
20216 2016-02-26 Martin Jambor <mjambor@suse.cz>
20219 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20221 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20223 2016-02-26 Martin Jambor <mjambor@suse.cz>
20225 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20226 hsa_op_with_type operands.
20227 (hsa_unsigned_type_for_type): Declare.
20228 * hsa.c (hsa_unsigned_type_for_type): New function.
20229 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20230 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20231 the finalizer. Do not emit extra move.
20233 2016-02-26 Martin Jambor <mjambor@suse.cz>
20235 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20236 atomic operations in private segment.
20238 2016-02-26 Martin Jambor <mjambor@suse.cz>
20240 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20241 statements to wi->info. Also disallow omp simd constructs.
20242 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20243 for not gridifying. Dump special string for omp_for.
20245 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20248 * config/aarch64/aarch64.c (aarch64_set_current_function):
20249 Save/restore target globals when switching to
20250 target_option_default_node.
20252 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20255 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20256 Return 0 if !SHIFT_COUNT_TRUNCATED.
20258 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20259 Eric Botcazou <ebotcazou@adacore.com>
20261 PR rtl-optimization/69891
20262 * dse.c (scan_insn): If we can't figure out memset arguments
20263 or they are non-constant, call clear_rhs_from_active_local_stores.
20265 2016-02-26 Martin Liska <mliska@suse.cz>
20267 * doc/extend.texi: Mention clog10, clog10f an clog10l
20268 in Builtins section.
20270 2016-02-26 Martin Liska <mliska@suse.cz>
20272 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20274 (resolve_args_picking_1): Likewise.
20275 * dwarf2out.h (struct GTY): Likewise.
20277 2016-02-26 Martin Liska <mliska@suse.cz>
20279 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20280 with flag_checking.
20281 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20283 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20284 Martin Liska <mliska@suse.cz>
20286 * doc/install.texi: Mention --enable-valgrind-annotations.
20288 2016-02-26 Richard Biener <rguenther@suse.de>
20290 PR tree-optimization/69551
20291 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20292 looking through aliases adjust DECL_PT_UID to refer to the
20293 ultimate alias target.
20295 2016-02-25 Martin Liska <mliska@suse.cz>
20297 PR middle-end/69919
20298 * alloc-pool.c (after_memory_report): New variable.
20299 * alloc-pool.h (base_pool_allocator ::release): Do not use
20300 the infrastructure if after_memory_report.
20301 * toplev.c (toplev::main): Mark after memory report.
20303 2016-02-25 Richard Biener <rguenther@suse.de>
20305 PR tree-optimization/48795
20306 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20308 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20311 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20312 offloading is enabled and -fopenacc or -fopenmp is specified.
20313 (CRTOFFLOADEND): Likewise.
20314 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20315 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20316 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20317 (offload_objects_file_name): New static var.
20318 (tool_cleanup): Remove offload_objects_file_name file.
20319 (find_offloadbeginend): Replace with ...
20320 (find_crtoffloadtable): ... this.
20321 (run_gcc): Remove offload_argc and offload_argv.
20322 Get offload_objects_file_name from -foffload-objects=... option.
20323 Read names of object files with offload from this file, pass them to
20324 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20325 don't pass offloadbegin and offloadend to the linker. Don't pass
20326 offload non-LTO files to the linker, because now they're not claimed.
20328 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20331 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20332 on builtin_unreachable.
20334 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20336 PR rtl-optimization/69896
20337 * regcprop.c: Include cfgrtl.h.
20338 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20339 than remembered mode, either delete it (if noop_move_p), or
20340 treat like copy_p but not noop_p instruction.
20342 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20345 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20346 - allow NULL decl for Fortran DW_TAG_common_block variables.
20348 2016-02-24 Jason Merrill <jason@redhat.com>
20350 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20352 2016-02-24 Richard Biener <rguenther@suse.de>
20353 Jakub Jelinek <jakub@redhat.com>
20355 PR middle-end/69760
20356 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20357 conditionally executed ops to well-defined overflow behavior.
20359 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20361 PR middle-end/69915
20362 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20365 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20367 PR rtl-optimization/69886
20368 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
20369 argument. Use it when checking validity of set instructions.
20370 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
20371 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
20373 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
20374 * store-motion.c (find_moveable_store): Update
20375 can_assign_to_reg_without_clobbers_p callsite.
20377 2016-02-24 Richard Biener <rguenther@suse.de>
20379 PR middle-end/68963
20380 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
20382 (record_nonwrapping_iv): Do not fall back to the low/high bound
20383 for non-constant IV bases if the stmt is not always executed.
20385 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20387 * config/arm/arm-cores.def (cortex-a32): New entry.
20388 * config/arm/arm-tables.opt: Regenerate.
20389 * config/arm/arm-tune.md: Regenerate.
20390 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
20391 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
20392 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
20393 for -mcpu and -mtune.
20395 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20398 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
20399 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
20400 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
20401 (atomic_loaddi_1): Delete.
20402 (atomic_loaddi): Rewrite expander using the above changes.
20404 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20407 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
20410 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20411 Richard Biener <rguenth@suse.de>
20413 PR middle-end/69909
20414 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
20415 set_mem_attributes if tem is SSA_NAME which got expanded
20418 2016-02-24 Richard Biener <rguenther@suse.de>
20420 PR tree-optimization/69907
20421 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
20422 end of permutations for BB vectorization.
20424 2016-02-24 Christian Bruel <christian.bruel@st.com>
20426 * config/arm/arm-c.c (arm_option_override): Initialize
20427 target_option_current_node.
20428 * config/arm/arm.c (arm_pragma_target_parse): Replace
20429 build_target_option_node call by target_option_current_node.
20430 Set target_option_current_node.
20433 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
20436 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
20437 define_insn_and_split to define_insn.
20438 (zero_extendqi<mode>2_dot2): Same.
20439 (extendqi<mode>2_dot): Same.
20440 (extendqi<mode>2_dot2): Same.
20442 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20444 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
20445 and add bypass for AES{D,E} and AESMC pairs.
20446 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
20449 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
20451 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
20452 series for reciprocal square root in Exynos M1.
20454 2016-02-23 Martin Sebor <msebor@redhat.com>
20457 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
20458 __builtin_alloca_with_align.
20460 2016-02-23 Richard Henderson <rth@redhat.com>
20462 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
20463 (ix86_register_pragmas): Remove __seg_tls.
20464 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
20465 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
20466 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
20467 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
20468 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
20469 * doc/extend.texi (__seg_tls): Remove item.
20471 2016-02-23 Richard Biener <rguenther@suse.de>
20473 * alloc-pool.h (struct allocation_object): Make id member
20474 conditional on CHECKING_P again.
20475 (get_instance): Adjust.
20476 (base_pool_allocator): Likewise.
20478 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
20480 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
20481 (parallelize_loops): In OpenACC kernels mode, set n_threads to
20483 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
20485 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
20487 2016-02-23 Richard Biener <rguenther@suse.de>
20489 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
20490 * bitmap.h (struct bitmap_usage): Likewise.
20491 (bitmap_move): Declare.
20492 * bitmap.c (register_overhead): Take size_t argument.
20493 (bitmap_move): New function.
20494 * df-problems.c (df_rd_transfer_function): Use bitmap_move
20495 to properly account overhead.
20496 * tree.c (free_node): Use tree_size.
20498 2016-02-23 Jakub Jelinek <jakub@redhat.com>
20501 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
20502 when inverting comparison.
20505 * common.opt (Wunreachable-code): Add Warning flag.
20507 2016-02-23 Mark Wielaard <mjw@redhat.com>
20508 Jakub Jelinek <jakub@redhat.com>
20511 * cgraphunit.c (check_global_declaration): Check main_input_filename
20512 and DECL_SOURCE_FILE are not NULL.
20514 2016-02-23 Martin Jambor <mjambor@suse.cz>
20516 PR tree-optimization/69666
20517 * tree-sra.c (sra_modify_assign): Do not attempt to create
20518 default_def replacements for unscalarizable regions.
20520 2016-02-20 Mark Wielaard <mjw@redhat.com>
20523 * cgraphunit.c (check_global_declaration): Check level of
20524 warn_unused_const_variable and main_input_filename.
20525 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
20526 (-Wunused-variable): For C implies -Wunused-const-variable=1.
20527 (-Wunused-const-variable): Explain levels 1 and 2.
20529 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20532 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
20533 identical arguments. Formatting and spelling fixes.
20536 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
20541 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
20542 and m68k-devices.def.
20543 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
20544 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
20546 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
20548 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
20549 and HImode registers.
20551 2016-02-22 Richard Biener <rguenther@suse.de>
20553 PR tree-optimization/69882
20554 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
20555 preserve permutations present because of gaps.
20556 (vect_supported_load_permutation_p): Always continue checking
20557 permutations after vect_attempt_slp_rearrange_stmts.
20559 2016-02-22 Bin Cheng <bin.cheng@arm.com>
20561 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
20562 min_profitable_estimate, rather than min_profitable_iters.
20564 2016-02-22 Jakub Jelinek <jakub@redhat.com>
20567 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
20568 SImode for last match_operand.
20570 2016-02-22 Martin Liska <mliska@suse.cz>
20572 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
20573 return bitsize - 1 as the return value.
20575 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
20579 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
20580 Handle negative shift counts.
20581 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
20582 force_reg on the shift constant.
20583 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
20584 (lshrsi3_d): Handle negative shift counts.
20586 2016-02-22 Richard Biener <rguenther@suse.de>
20587 Tom de Vries <tom@codesourcery.com>
20589 * graph.c: Include dumpfile.h.
20590 (print_graph_cfg): Split into three overloads.
20591 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
20593 2016-02-22 Tom de Vries <tom@codesourcery.com>
20595 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
20598 2016-02-22 Richard Biener <rguenther@suse.de>
20601 * ipa-inline-transform.c (inline_call): When not updating
20602 overall summaries adjust self size by the growth estimate.
20603 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
20604 hash-set, do not update overall summaries here. Renamed from ...
20605 (inline_to_all_callers): ... this which is now wrapping the
20606 above and performing delayed overall summary update.
20607 (early_inline_small_functions): Delay updating of the overall
20610 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
20612 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
20615 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20618 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
20619 :%* in %:gt() argument.
20620 (greater_than_spec_func): Adjust for expecting only numbers,
20621 if there are more than two numbers, compare the last two.
20623 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
20625 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
20626 -Wnarrowing with -std.
20628 2016-02-19 Jakub Jelinek <jakub@redhat.com>
20631 * expr.c (store_field): Don't use bit-field path if exp is
20632 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
20633 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
20634 and the assignment can be performed by bitwise copy. Formatting
20637 PR middle-end/69838
20638 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
20639 call copy_reg_eh_region_note_forward on before and/or after sequences
20640 and remove note from insn if it no longer can throw.
20643 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
20644 if TARGET_AVX512BW.
20646 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20648 * config/s390/vector.md: Add missing commutative operand markers
20649 to the patterns which qualify for one.
20650 * config/s390/vx-builtins.md: Likewise.
20652 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20654 * config/s390/vector.md (VI, VI_QHS): Add single element vector
20655 types to mode iterators.
20656 (vec_double): ... and mode attribute.
20657 * config/s390/vx-builtins.md (non_vec_int): Likewise.
20659 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20661 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
20662 Change the predicate of op2 from nonimmediate to general and let
20663 reload fix it if necessary.
20665 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20667 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
20669 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20671 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
20674 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20676 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
20677 * config/s390/s390.c (s390_expand_vec_movstr): New function.
20678 * config/s390/s390.md ("movstr<P:mode>"): Call
20679 s390_expand_vec_movstr.
20681 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20683 * config/s390/s390.md: Add missing output modifier for operand 1
20684 to print it as address properly.
20686 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20688 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
20689 * config/s390/2964.md: New file.
20690 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
20691 of insn grouping attributes depending on the CPU level.
20692 (s390_get_unit_mask): New function.
20693 (s390_sched_score): Remove the OOO from the scheduling macros.
20694 Add loop to calculate a score for the instruction mix.
20695 (s390_sched_reorder): Likewise plus improve debug output.
20696 (s390_sched_variable_issue): Rename macros as above. Calculate
20697 the unit distances after actually scheduling an insn. Improve
20699 (s390_sched_init): Clear last_scheduled_unit_distance array.
20700 * config/s390/s390.md: Include 2964.md.
20702 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20705 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
20706 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
20707 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
20708 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
20709 *avx512f_<code>v8div16qi2_mask_1): New insns.
20711 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
20714 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
20717 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
20718 earlyclobber from target. Use wF constraint for fused memory
20720 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
20722 2016-02-18 Jakub Jelinek <jakub@redhat.com>
20723 Martin Liska <mliska@suse.cz>
20726 * cfgexpand.c (asan_sanitize_stack_p): New function.
20727 (partition_stack_vars): Use the function.
20728 (expand_stack_vars): Likewise.
20729 (defer_stack_allocation): Likewise.
20730 (expand_used_vars): Likewise.
20732 2016-02-18 Richard Biener <rguenther@suse.de>
20734 PR middle-end/69553
20735 * fold-const.c (operand_equal_p): Properly compare offsets for
20736 IMAGPART_EXPR and ARRAY_REF.
20738 2016-02-18 Nick Clifton <nickc@redhat.com>
20742 * config/arm/arm.c (arm_option_override_internal): Disable
20743 interworking if the target does not support thumb instructions.
20744 (arm_reload_in_hi): Handle the case where a register to register
20745 move needs reloading because there is no simple pattern to handle
20747 (arm_reload_out_hi): Likewise.
20749 2016-02-18 Richard Biener <rguenther@suse.de>
20751 PR middle-end/69854
20752 * match.pd: Don't use fold_binary or fold_unary for folding
20755 2016-02-17 Jakub Jelinek <jakub@redhat.com>
20758 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
20759 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
20760 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
20761 warn on gimple_no_warning_p statements.
20763 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
20765 * doc/extend.texi (C++ Attributes): Correct description of
20766 warn_unused type attribute.
20768 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20770 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
20771 correct instruction.
20773 2016-02-17 Richard Biener <rguenther@suse.de>
20775 PR rtl-optimization/69609
20776 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
20777 (find_traces_1_round): When ending a trace update cached priority
20779 (bb_to_key): Use cached priority when available.
20780 (copy_bb): Initialize cached priority.
20781 (reorder_basic_blocks_software_trace_cache): Likewise.
20783 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20786 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
20788 (aarch64_comparison_operator): Break overly long line into two.
20789 (aarch64_comparison_operation): Likewise.
20790 * config/aarch64/aarch64.md (cstorecc4): Use
20791 aarch64_comparison_operator_mode instead of
20792 aarch64_comparison_operator.
20793 (cstore<mode>4): Likewise.
20794 (aarch64_cstore<mode>): Likewise.
20795 (*cstoresi_insn_uxtw): Likewise.
20796 (cstore<mode>_neg): Likewise.
20797 (*cstoresi_neg_uxtw): Likewise.
20799 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20802 * config/arm/predicates.md (arm_comparison_operator_mode):
20804 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
20805 instead of arm_comparison_operator.
20806 (*mov_negscc): Likewise.
20807 (*mov_notscc): Likewise.
20808 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
20809 (*thumb2_mov_negscc): Likewise.
20810 (*thumb2_mov_negscc_strict_it): Likewise.
20811 (*thumb2_mov_notscc): Likewise.
20812 (*thumb2_mov_notscc_strict_it): Likewise.
20814 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
20816 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
20817 Add missing return.
20819 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
20821 * config/visium/visium.c (machine_libfunc_index): New enum.
20822 (machine_libfuncs): New structure.
20823 (visium_libfuncs): New static variable.
20824 (TARGET_INIT_LIBFUNCS): Define to...
20825 (visium_init_libfuncs): ...this. New function.
20826 (expand_block_move_4): Use the appropriate libfunc.
20827 (expand_block_move_2): Likewise.
20828 (expand_block_move_1): Likewise.
20829 (expand_block_set_4): Likewise.
20830 (expand_block_set_2): Likewise.
20831 (expand_block_set_1): Likewise.
20832 (visium_trampoline_init): Likewise.
20834 2016-02-17 Nick Clifton <nickc@redhat.com>
20836 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
20837 TI's devices.csv file as of March 2016.
20839 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
20842 * opts-global.c (handle_common_deferred_options): Introduce and
20843 initialize two global variables to remember command-line options
20844 specifying a stack-limiting register.
20845 * opts.h: Add extern declarations of the two new global variables.
20846 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
20847 variable based on the values of the two new global variables.
20849 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20852 * common.opt (Wnonnull-compare): New warning.
20853 * doc/invoke.texi (-Wnonnull): Remove text about comparison
20854 of arguments against NULL.
20855 (-Wnonnull-compare): Document.
20856 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
20857 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
20858 * passes.def (pass_warn_nonnull_compare): Add.
20859 * gimple-ssa-nonnull-compare.c: New file.
20861 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20863 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
20864 AARCH64_EXTRA_TUNE_RECIP_SQRT.
20866 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20868 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
20869 reciprocal sqrt for -mlow-precision-recip-sqrt.
20871 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20872 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20874 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
20875 always use lane loads to construct non-constant vectors.
20877 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
20879 * config/aarch64/aarch64.md
20880 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
20881 constraints for operand 3.
20882 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
20884 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20885 Richard Biener <rguenther@suse.de>
20887 PR tree-optimization/69820
20888 * tree-vect-patterns.c (type_conversion_p): Return false if
20889 *orig_type is unsigned single precision or boolean.
20890 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
20893 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20895 PR rtl-optimization/69764
20896 PR rtl-optimization/69771
20897 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
20898 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
20900 2016-02-16 Richard Biener <rguenther@suse.de>
20902 PR tree-optimization/69776
20903 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
20905 (indirect_refs_may_alias_p): Likewise.
20906 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
20907 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
20908 according to tbaa_p.
20909 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
20910 (optimize_stmt): For redundant store discovery do not allow tbaa.
20912 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
20914 PR tree-optimization/69714
20915 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
20916 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
20918 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
20920 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
20921 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
20922 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
20923 * config/arc/arc.c (arc_init): Check FPU options.
20924 (get_arc_condition_code): Handle new CC_FPU* modes.
20925 (arc_select_cc_mode): Likewise.
20926 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
20927 register pair only. Allow access for ARCv2 accumulator.
20928 (gen_compare_reg): Whenever we have FPU support use FPU compare
20930 (arc_reorg): Don't generate brcc insns when FPU compare
20931 instructions are involved.
20932 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
20933 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
20934 floating point emulation.
20935 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
20936 (REVERSE_CONDITION): Add new CC_FPU* modes.
20937 (TARGET_FP_SP_BASE): Define.
20938 (TARGET_FP_DP_BASE): Likewise.
20939 (TARGET_FP_SP_FUSED): Likewise.
20940 (TARGET_FP_DP_FUSED): Likewise.
20941 (TARGET_FP_SP_CONV): Likewise.
20942 (TARGET_FP_DP_CONV): Likewise.
20943 (TARGET_FP_SP_SQRT): Likewise.
20944 (TARGET_FP_DP_SQRT): Likewise.
20945 (TARGET_FP_DP_AX): Likewise.
20946 * config/arc/arc.md (ARCV2_ACC): New constant.
20947 (type): New fpu type attribute.
20948 (SDF): Conditional iterator.
20949 (cstore<mode>, cbranch<mode>): Change expand condition.
20950 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
20951 handles FPU/FPX cases as well.
20952 * config/arc/arc.opt (mfpu): New option.
20953 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
20955 (adddf3, muldf3, subdf3): Removed.
20956 * config/arc/predicates.md (proper_comparison_operator): Recognize
20958 * config/arc/fpu.md: New file.
20959 * doc/invoke.texi (ARC Options): Document mfpu option.
20961 2016-02-16 Richard Biener <rguenther@suse.de>
20963 PR rtl-optimization/69291
20964 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
20965 noce_operand_ok check.
20967 2016-02-16 Tom de Vries <tom@codesourcery.com>
20970 * omp-low.c (simd_clone_create): Remove call to
20971 symtab->call_cgraph_insertion_hooks.
20973 2016-02-16 Jakub Jelinek <jakub@redhat.com>
20975 PR tree-optimization/69802
20976 * tree-ssa-reassoc.c (update_range_test): If op is
20977 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
20978 op == 1 test of precision 1 integral op, otherwise handle
20979 that case as op itself. Fix up formatting.
20980 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
20983 2016-02-16 Richard Biener <rguenther@suse.de>
20985 PR tree-optimization/69586
20986 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
20987 types for conversion sources.
20989 2016-02-16 Richard Biener <rguenther@suse.de>
20991 PR middle-end/69801
20992 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
20993 mask OEP_ADDRESS_OF.
20995 2016-02-16 Alan Modra <amodra@gmail.com>
20998 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
20999 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21000 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21002 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21003 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21004 (p8_fmrgow_<mode>): Likewise.
21005 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21007 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21008 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21009 to use movdi_internal64. Remove op0_di.
21010 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21012 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21014 Add support for the FCCMP insn types
21016 * config/aarch64/aarch64.md (fccmp): Change insn type.
21017 (fccmpe): Likewise.
21018 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21019 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21020 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21021 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21022 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21023 * config/arm/types.md (fccmps): Add new insn type.
21024 (fccmpd): Likewise.
21026 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21028 * alias.c (get_alias_set): Fix a typo in comment.
21030 2016-02-15 Richard Biener <rguenther@suse.de>
21032 PR tree-optimization/69595
21033 * match.pd: Complete range test simplification to true.
21035 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21037 PR rtl-optimization/69648
21038 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21039 pic_offset_table_rtx.
21041 PR rtl-optimization/69752
21042 * ira.c (update_equiv_regs): When looking for more than a single SET,
21043 also take other side effects into account.
21045 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21047 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21048 for z900+ CPUs in 31-bit mode.
21050 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21052 * common/config/s390/s390-common.c (s390_supports_split_stack):
21054 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21055 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21056 * config/s390/s390.c (struct machine_function): New field
21057 split_stack_varargs_pointer.
21058 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21059 in s390_emit_prologue.
21060 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21062 (morestack_ref): New global.
21063 (SPLIT_STACK_AVAILABLE): New macro.
21064 (s390_expand_split_stack_prologue): New function.
21065 (s390_live_on_entry): New function.
21066 (s390_va_start): Use split-stack vararg pointer if appropriate.
21067 (s390_asm_file_end): Emit the split-stack note sections.
21068 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21069 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21070 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21071 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21072 (split_stack_prologue): New expand.
21073 (split_stack_space_check): New expand.
21074 (split_stack_data): New insn.
21075 (split_stack_call): New expand.
21076 (split_stack_call_*): New insn.
21077 (split_stack_cond_call): New expand.
21078 (split_stack_cond_call_*): New insn.
21080 2016-02-15 Richard Biener <rguenther@suse.de>
21082 PR tree-optimization/69783
21083 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21084 Add trivially correct cases.
21086 2016-02-15 Tom de Vries <tom@codesourcery.com>
21089 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21091 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21093 2016-02-15 Richard Biener <rguenther@suse.de>
21095 PR tree-optimization/69776
21096 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21097 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21098 indicate whether we can use TBAA to disambiguate against stores.
21099 Use alias-set zero if not.
21100 (visit_reference_op_store): Do not use TBAA when looking up
21102 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21103 (eliminate_dom_walker::before_dom_children): But not when looking
21104 up redundant stores.
21106 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21108 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21110 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21112 * config/i386/znver1.md
21113 (znver1_pop, znver1_pop_mem,
21114 znver1_load_imov_double_store,
21115 znver1_load_imov_direct_store,
21116 znver1_load_imov_direct_load,
21117 znver1_load_imov_double_load): Add new.
21118 (znver1_insn, znver1_insn_load): Add icmov type.
21119 (znver1_sseavx_fma,
21120 znver1_sseavx_fma_load,
21122 znver1_avx256_fma_load): Fix pipe usage.
21124 2016-02-14 Alan Modra <amodra@gmail.com>
21127 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21128 with an invalid hard reg, reload just the reg not the entire
21129 pre/post-inc/dec address expression.
21131 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21134 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21135 fixed R1_REG scratch reg.
21136 (sibcall_value_pcrel_fdpic): Likewise.
21138 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21142 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21144 2016-02-12 Walter Lee <walt@tilera.com>
21146 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21147 * config/tilegx/t-tilegx: Likewise.
21149 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21152 * diagnostic-show-locus.c (struct line_span): New struct.
21153 (layout::get_first_line): Delete.
21154 (layout::get_last_line): Delete.
21155 (layout::get_num_line_spans): New member function.
21156 (layout::get_line_span): Likewise.
21157 (layout::print_heading_for_line_span_index_p): Likewise.
21158 (layout::get_expanded_location): Likewise.
21159 (layout::calculate_line_spans): Likewise.
21160 (layout::m_first_line): Delete.
21161 (layout::m_last_line): Delete.
21162 (layout::m_line_spans): New field.
21163 (layout::layout): Update comment. Replace m_first_line and
21164 m_last_line with m_line_spans, replacing their initialization
21165 with a call to calculate_line_spans.
21166 (diagnostic_show_locus): When printing source lines and
21167 annotations, rather than looping over a single span
21168 of lines, instead loop over each line_span within
21169 the layout, with an inner loop over the lines within them.
21170 Call the context's start_span callback when changing line spans.
21171 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21172 (diagnostic_build_prefix): Break out the building of the location
21173 part of the string into...
21174 (diagnostic_get_location_text): ...this new function, rewriting
21175 it from nested ternary expressions to a sequence of "if"
21177 (default_diagnostic_start_span_fn): New function.
21178 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21179 (diagnostic_context::start_span): New field.
21180 (default_diagnostic_start_span_fn): New prototype.
21182 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21185 * gcc.c (driver::finalize): Fix cleanup of "specs".
21187 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21191 * gcc.c (driver::driver): Initialize m_option_suggestions.
21192 (driver::~driver): Clean up m_option_suggestions.
21193 (suggest_option): Convert to...
21194 (driver::suggest_option): ...this, and split out into
21195 driver::build_option_suggestions and find_closest_string.
21196 (driver::build_option_suggestions): New function, from
21197 first half of suggest_option. Special-case
21198 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21199 the sanitizer_opts array. For options of enum types, add the
21200 various enum values to the candidate strings.
21201 (driver::handle_unrecognized_options): Remove "const".
21202 * gcc.h (driver::handle_unrecognized_options): Likewise.
21203 (driver::build_option_suggestions): New decl.
21204 (driver::suggest_option): New decl.
21205 (driver::m_option_suggestions): New field.
21206 * opts-common.c (add_misspelling_candidates): New function.
21207 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21208 and make non-static.
21209 * opts.h (sanitizer_opts): New array decl.
21210 (add_misspelling_candidates): New function decl.
21211 * spellcheck.c (find_closest_string): New function.
21212 * spellcheck.h (find_closest_string): New function decl.
21214 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21216 PR rtl-optimization/69764
21217 PR rtl-optimization/69771
21218 * optabs.c (expand_binop_directly): For shift_optab_p, force
21219 convert_modes with VOIDmode if xop1 has VOIDmode.
21221 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21224 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21225 to correctly determine instrumentation thunks.
21227 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21230 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21231 type by reference, force lhs on the call.
21234 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21235 Compute retval and retbnd early in all cases if split_part_return_p
21236 and return_bb is not EXIT. Remove all clobber stmts and reset
21237 all debug stmts that refer to SSA_NAMEs defined in split part,
21238 except if it is retval, in that case replace the old retval with the
21239 lhs of the call to the split part.
21241 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21244 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21246 PR middle-end/66726
21247 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21248 whose result is used in PHI.
21249 (maybe_optimize_range_tests): Likewise.
21250 (final_range_test_p): Likweise.
21252 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21254 PR middle-end/66726
21255 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21256 whose result is used in PHI.
21257 (maybe_optimize_range_tests): Likewise.
21258 (final_range_test_p): Likweise.
21260 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21262 * cgraph.c: Spelling fixes - behaviour -> behavior and
21263 neighbour -> neighbor.
21264 * target.def: Likewise.
21265 * sel-sched.c: Likewise.
21266 * config/mips/mips.c: Likewise.
21267 * config/arc/arc.md: Likewise.
21268 * config/arm/cortex-a57.md: Likewise.
21269 * config/arm/arm.c: Likewise.
21270 * config/arm/neon.md: Likewise.
21271 * config/arm/arm-c.c: Likewise.
21272 * config/vms/vms-c.c: Likewise.
21273 * config/s390/s390.c: Likewise.
21274 * config/i386/znver1.md: Likewise.
21275 * config/i386/i386.c: Likewise.
21276 * config/ia64/hpux-unix2003.h: Likewise.
21277 * config/msp430/msp430.md: Likewise.
21278 * config/rx/rx.c: Likewise.
21279 * config/rx/rx.md: Likewise.
21280 * config/aarch64/aarch64-simd.md: Likewise.
21281 * config/aarch64/aarch64.c: Likewise.
21282 * config/nvptx/nvptx.c: Likewise.
21283 * config/bfin/bfin.c: Likewise.
21284 * config/cris/cris.opt: Likewise.
21285 * config/rs6000/rs6000.c: Likewise.
21286 * target.h: Likewise.
21287 * spellcheck.c: Likewise.
21288 * ira-build.c: Likewise.
21289 * tree-inline.c: Likewise.
21290 * builtins.c: Likewise.
21291 * lra-constraints.c: Likewise.
21292 * explow.c: Likewise.
21293 * hwint.h: Likewise.
21294 * targhooks.c: Likewise.
21295 * tree-vect-data-refs.c: Likewise.
21296 * expr.c: Likewise.
21297 * doc/tm.texi: Likewise.
21298 * doc/extend.texi: Likewise.
21299 * doc/install.texi: Likewise.
21300 * doc/md.texi: Likewise.
21301 * tree-ssa-tail-merge.c: Likewise.
21302 * sched-int.h: Likewise.
21303 * match.pd: Likewise.
21304 * sched-ebb.c: Likewise.
21305 * target.def (omit_struct_return_reg): Likewise.
21306 * gimple-ssa-isolate-paths.c: Likewise.
21307 (find_implicit_erroneous_behaviour): Renamed to...
21308 (find_implicit_erroneous_behavior): ... this.
21309 (find_explicit_erroneous_behaviour): Renamed to...
21310 (find_explicit_erroneous_behavior): ... this.
21311 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21313 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21315 PR rtl-optimization/64682
21316 PR rtl-optimization/69567
21317 PR rtl-optimization/69737
21318 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21319 in I2 as well, just lose it.
21321 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21323 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21325 (aarch64_last_printed_tune_string): Likewise.
21326 (aarch64_declare_function_name): Only output .arch assembler
21327 directive if it will be different from the previously output
21328 directive. Same for .tune comment but only if -dA is set.
21329 (aarch64_start_file): New function.
21330 (TARGET_ASM_FILE_START): Define.
21332 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21335 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21337 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21340 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21341 -Wmaybe-uninitialized warning.
21343 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21346 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21348 2016-02-11 Richard Biener <rguenther@suse.de>
21350 PR rtl-optimization/69291
21351 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21352 subexpressions affected by changing the result.
21354 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21357 * lra-constraints.c (curr_insn_transform): Find in/out operands
21358 for secondary memory moves. Update dups.
21360 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21362 PR tree-optimization/69652
21363 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21364 to nested loop, did source re-formatting, skip debug statements,
21365 add check on statement with volatile operand, remove dead scalar
21368 2016-02-10 Jakub Jelinek <jakub@redhat.com>
21369 Patrick Palka <ppalka@gcc.gnu.org>
21373 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21374 calls if the return type is TREE_ADDRESSABLE.
21375 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
21376 * ipa-split.c (split_function): Fix doubled "we" in comment.
21377 Use void return type for the split part even if
21378 !split_point->split_part_set_retval.
21380 2016-02-10 Bin Cheng <bin.cheng@arm.com>
21382 PR tree-optimization/68021
21383 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
21384 when computing the value of biv cand by itself.
21386 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21388 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
21389 (cortexa57_tunings): Likewise.
21390 (cortexa72_tunings): Likewise.
21391 (arch_macro_fusion_pair_p): Add support for AES fusion.
21392 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
21393 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
21394 Allow virtual registers before reload so early scheduling works.
21395 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
21396 correct latency and pipeline.
21397 (cortex_a57_crypto_complex): Likewise.
21398 (cortex_a57_crypto_xor): Likewise.
21399 (define_bypass): Add AES bypass.
21401 2016-02-10 Richard Biener <rguenther@suse.de>
21403 PR tree-optimization/69726
21404 * passes.def: Add DCE pass before late uninit.
21405 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
21406 really fixup if-conversions job.
21408 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
21410 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
21411 (arm_cortex_a57_tune): Likewise.
21412 (aarch_macro_fusion_pair_p): Add support for AES fusion.
21413 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
21415 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
21417 * timevar.def (TV_PHASE_DBGINFO): Delete.
21418 (TV_PHASE_CHECK_DBGINFO): Likewise.
21419 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
21421 2016-02-10 Richard Biener <rguenther@suse.de>
21423 PR tree-optimization/69719
21424 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21425 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
21427 2016-02-09 Andrew Pinski <apinski@cavium.com>
21430 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
21431 get_vcond_mask_icode returns false.
21433 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
21436 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
21437 an ADDIS that adds a pointer to a large constant that sets the
21438 upper16 bits with a load operation.
21440 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21443 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
21445 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
21447 (vzipq_s16): Likewise.
21448 (vzipq_s32): Likewise.
21449 (vzipq_f32): Likewise.
21450 (vzipq_u8): Likewise.
21451 (vzipq_u16): Likewise.
21452 (vzipq_u32): Likewise.
21453 (vzipq_p8): Likewise.
21454 (vzipq_p16): Likewise.
21456 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
21459 * config/arm/arm.c (neon_endian_lane_map): New function.
21460 (neon_vector_pair_endian_lane_map): New function.
21461 (arm_evpc_neon_vuzp): Allow for big endian lane order.
21462 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
21464 (vuzpq_s16): Likewise.
21465 (vuzpq_s32): Likewise.
21466 (vuzpq_f32): Likewise.
21467 (vuzpq_u8): Likewise.
21468 (vuzpq_u16): Likewise.
21469 (vuzpq_u32): Likewise.
21470 (vuzpq_p8): Likewise.
21471 (vuzpq_p16): Likewise.
21473 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
21476 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
21479 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
21481 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
21482 truncate const_int operand 1 to QImode.
21484 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
21486 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
21487 corresponding to an abnormal edge.
21489 2016-02-09 Tom de Vries <tom@codesourcery.com>
21491 PR tree-optimization/69599
21492 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
21494 (find_func_aliases_for_builtin_call, find_func_clobbers)
21495 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
21498 2016-02-09 Richard Biener <rguenther@suse.de>
21500 PR tree-optimization/69715
21501 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
21502 LHS on calls as non-rewritable.
21504 2016-02-09 Tom de Vries <tom@codesourcery.com>
21507 * lto-wrapper.c (append_diag_options): New function.
21508 (compile_offload_image): Call append_diag_options.
21510 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
21513 * doc/extend.texi (Flag Output Operands): Correct sectioning.
21514 Minor copy-edit to fix verb tenses.
21516 2016-02-08 Jakub Jelinek <jakub@redhat.com>
21518 PR tree-optimization/69209
21519 * ipa-split.c (split_function): If split part is not
21520 returning retval, retval has gimple type but is not
21521 gimple value, force it into a SSA_NAME first.
21523 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
21525 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
21528 2016-02-08 Jason Merrill <jason@redhat.com>
21531 * convert.c (convert_to_integer_1): Check dofold on truncation
21533 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
21534 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
21535 Rename from *_nofold.
21536 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
21537 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
21539 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
21542 * tree.c (build_common_tree_nodes): Remove short_double argument.
21543 All callers changed.
21544 * tree.h (build_common_tree_nodes): Adjust declaration.
21545 * doc/invoke.texi (-fshort-double): Remove documentation.
21546 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21547 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
21548 * lto-wrapper.c (merge_and_complain, append_compiler_options)
21549 (append_linker_options): Don't handle OPT_fshort_double.
21551 PR rtl-optimization/68730
21552 * lra-remat.c (insn_to_cand_activation): New static variable.
21553 (lra_remat): Allocate and free it.
21554 (create_cand): New arg activation. Initialize a field in
21555 insn_to_cand_activation if it is nonnull.
21556 (create_cands): Pass the activation insn to create_cand when making
21557 a candidate involving an output reload. Reorganize code a little.
21558 (do_remat): Keep track of active status of candidates in a separate
21561 2016-02-08 Richard Biener <rguenther@suse.de>
21563 PR tree-optimization/69719
21564 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21565 Properly use absolute of the difference of the two offsets to
21566 compare or adjust the segment length.
21568 2016-02-08 Richard Biener <rguenther@suse.de>
21569 Jeff Law <law@redhat.com>
21572 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
21573 types for anonymous SSA names.
21575 2016-02-08 Richard Biener <rguenther@suse.de>
21577 PR rtl-optimization/69274
21578 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
21580 2016-02-08 Jeff Law <law@redhat.com>
21582 PR tree-optimization/65917
21583 * tree-ssa-dom.c (record_temporary_equivalences): Record both
21584 equivalences from if (x == y) style conditionals.
21585 (loop_depth_of_name): Remove.
21586 (record_equality): Remove loop depth check.
21587 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
21588 (const_and_copies::record_const_or_copy_raw): New member function.
21589 * tree-ssa-scopedtables.c
21590 (const_and_copies::record_const_or_copy_raw): New, factored out of
21591 (const_and_copies::record_const_or_copy): Call new member function.
21593 2016-02-05 Jeff Law <law@redhat.com>
21595 PR tree-optimization/68541
21596 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
21597 (count_stmts_in_block): New function.
21598 (poor_ifcvt_candidate_code): Likewise.
21599 (is_feasible_trace): Add some heuristics to determine when path
21600 splitting is profitable.
21601 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
21602 is a diamond with a single exit.
21604 2016-02-05 Martin Sebor <msebor@redhat.com>
21607 * doc/invoke.texi: Update -Wplacement-new to take an optional
21610 2016-02-06 Richard Henderson <rth@redhat.com>
21613 * tree.c (tree_nop_conversion_p): Do not strip casts into or
21614 out of non-standard address spaces.
21616 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21618 PR rtl-optimization/69691
21619 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
21621 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
21623 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
21624 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
21625 (*ieee128_mfvsrd_64bit): Likewise.
21626 (*ieee128_mfvsrd_32bit): Likewise.
21628 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
21632 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
21634 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
21635 instrumented_version.
21637 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
21639 * doc/invoke.texi (Optimize Options): In table of --param options
21640 rename second occurrence of tracer-min-branch-ratio to
21641 tracer-min-branch-probability, rename
21642 tracer-min-branch-ratio-feedback to
21643 tracer-min-branch-probability-feedback and clarify description,
21644 rename sched-spec-state-edge-prob-cutoff to
21645 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
21646 to selsched-insns-to-rename, rename lto-minpartition to
21647 lto-min-partition, delete reorder-blocks-duplicate and
21648 reorder-blocks-duplicate-feedback.
21650 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21652 * config/s390/s390.c (s390_register_info_set_ranges): Remove
21655 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
21657 * doc/extend.texi: S/390: Correct some typos.
21659 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21661 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
21663 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21666 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
21667 (s390_register_info_gprtofpr): Use new macros above.
21668 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
21670 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
21671 its name. Adjust restore and save gpr ranges.
21672 (s390_register_info_set_ranges): New function.
21673 (s390_register_info): Use new macros above. Call
21674 s390_register_info_set_ranges.
21675 (s390_optimize_register_info): Likewise.
21676 (s390_hard_regno_rename_ok): Use new macros.
21677 (s390_hard_regno_scratch_ok): Likewise.
21678 (s390_emit_epilogue): Likewise.
21679 (s390_can_use_return_insn): Likewise.
21680 (s390_optimize_prologue): Likewise.
21681 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
21683 2016-02-05 Jakub Jelinek <jakub@redhat.com>
21686 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
21688 (ix86_option_override_internal): Disable TARGET_STV even for
21689 -m{incoming,preferred}-stack-boundary=3.
21691 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
21693 * config.gcc: Mark deprecated rtems targets as obsolete.
21695 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
21697 PR rtl-optimization/64682
21698 PR rtl-optimization/69567
21699 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
21700 before I2 only if the register is both used and set in I2.
21702 2016-02-04 DJ Delorie <dj@redhat.com>
21704 * config/msp430/msp430.c (msp430_start_function): Add function type.
21706 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21709 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
21711 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
21713 PR rtl-optimization/69577
21715 2015-10-29 Richard Henderson <rth@redhat.com>
21719 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
21720 sse check to the exact conditions of PR 67609.
21722 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
21725 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
21726 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
21727 not allowed into the traditional Altivec registers.
21728 (movtd_64bit_nodm): Likewise.
21729 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
21731 2016-02-04 David Malcolm <dmalcolm@redhat.com>
21733 * config/aarch64/cortex-a57-fma-steering.c
21734 (aarch64_register_fma_steering): Remove "static" from arguments
21737 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
21740 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
21741 twice when complex.
21743 2016-02-04 Mike Frysinger <vapier@gentoo.org>
21745 * doc/invoke.texi: Delete -mno-fma4.
21747 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
21749 PR rtl-optimization/69577
21750 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
21751 (find_subregs_of_mode): Update accordingly. Iterate over partial
21754 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
21756 * config/arm/arm-protos.h (neon_reinterpret): Remove.
21757 * config/arm/arm.c (neon_reinterpret): Remove.
21758 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
21759 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
21760 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
21761 vreinterpretti): Remove.
21762 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
21763 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
21764 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
21765 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
21766 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
21767 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
21768 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
21769 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
21770 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
21771 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
21772 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
21773 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
21774 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
21775 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
21776 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
21777 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
21778 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
21779 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
21780 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
21781 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
21782 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
21783 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
21784 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
21785 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
21786 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
21787 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
21788 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
21789 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
21790 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
21791 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
21792 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
21793 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
21794 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
21795 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
21796 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
21797 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
21798 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
21799 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
21800 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
21801 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
21802 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
21803 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
21804 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
21805 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
21806 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
21807 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
21808 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
21809 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
21810 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
21811 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
21812 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
21813 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
21814 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
21815 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
21816 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
21817 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
21818 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
21819 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
21820 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
21821 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
21822 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
21823 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
21824 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
21825 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
21826 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
21827 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
21828 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
21829 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
21830 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
21831 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
21832 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
21833 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
21834 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
21835 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
21836 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
21837 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
21838 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
21839 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
21840 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
21841 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
21842 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
21843 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
21844 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
21845 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
21846 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
21847 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
21848 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
21849 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
21850 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
21851 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
21852 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
21853 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
21854 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
21855 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
21856 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
21857 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
21858 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
21859 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
21860 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
21861 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
21862 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
21863 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
21864 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
21866 2016-02-04 Martin Liska <mliska@suse.cz>
21869 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
21870 that are gimple_store_p.
21871 (maybe_instrument_call): Likewise.
21873 2016-02-04 Bin Cheng <bin.cheng@arm.com>
21875 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
21876 register scaling out of memory reference and comment why.
21878 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21882 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
21883 folding the source of a SET.
21885 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21889 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
21890 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
21892 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
21896 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
21899 2016-02-04 Christian Bruel <christian.bruel@st.com>
21901 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
21902 * config/arm/arm.c (arm_set_current_function): Likewise.
21904 2016-02-04 Jakub Jelinek <jakub@redhat.com>
21905 Ilya Enkovich <enkovich.gnu@gmail.com>
21906 H.J. Lu <hongjiu.lu@intel.com>
21909 * config/i386/i386.c (convert_scalars_to_vector): Remove
21910 stack alignment fixes.
21911 (ix86_option_override_internal): Disable TARGET_STV if stack
21912 might not be aligned enough.
21913 (ix86_minimum_alignment): Assert that TARGET_STV is false.
21915 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
21917 * config/i386/x86-tune.def: Disable default prefetching
21920 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
21921 Vladimir Makarov <vmakarov@redhat.com>
21924 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
21925 in validating fused toc addresses.
21927 2016-02-03 Jakub Jelinek <jakub@redhat.com>
21930 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
21931 range->m_caret fields if range->m_show_caret_p is false.
21934 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21935 Force oldval into register if it does not satisfy reg_or_short_operand
21936 predicate. Fix up formatting.
21938 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
21939 Alexandre Oliva <aoliva@redhat.com>
21942 * lra-constraints.c (simplify_operand_subreg): Check additionally
21943 address validity after potential reloading.
21944 (process_address_1): Check insns validity. In case of failure do
21947 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
21950 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
21953 2016-02-02 Jakub Jelinek <jakub@redhat.com>
21955 * wide-int.cc (canonize_uhwi): New function.
21956 (wi::divmod_internal): Use it.
21958 2016-02-02 James Norris <jnorris@codesourcery.com>
21960 * gimplify.c (omp_notice_variable): Add usage check.
21962 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
21964 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
21965 like LE, GE, LT, GT when emitting relational operator.
21967 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21969 * ira-costs.c (find_costs_and_classes): Add extra argument.
21970 * target.def (ira_change_pseudo_allocno_class): Add parameter.
21971 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
21972 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
21973 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
21974 Add best_class parameter, and return it if not ALL_REGS.
21975 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
21977 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
21978 Update target hook.
21980 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
21982 * config/aarch64/aarch64.c
21983 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
21984 (aarch64_ira_change_pseudo_allocno_class): New function.
21986 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
21989 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
21991 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21993 * config/avr/avr.c (avr_option_override): Set
21994 PARAM_ALLOW_STORE_DATA_RACES to 1.
21996 2016-02-02 Richard Biener <rguenther@suse.de>
21998 PR tree-optimization/69595
21999 * match.pd: Add range test simplifications to true/false.
22001 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22003 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22004 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22007 2016-02-02 Richard Biener <rguenther@suse.de>
22009 PR tree-optimization/69606
22010 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22011 info on the result before moving a stmt.
22013 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22015 PR middle-end/68542
22016 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22017 branch with vector comparison.
22018 * config/i386/sse.md (VI48_AVX): New mode iterator.
22019 (define_expand "cbranch<mode>4): Add support for conditional branch
22020 with vector comparison.
22021 * tree-vect-loop.c (optimize_mask_stores): New function.
22022 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22023 has_mask_store field of vect_info.
22024 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22025 vectorized loops having masked stores after vec_info destroy.
22026 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22027 correspondent macros.
22028 (optimize_mask_stores): Add prototype.
22030 2016-02-02 Alan Modra <amodra@gmail.com>
22033 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22036 2016-02-02 Alan Modra <amodra@gmail.com>
22039 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22040 whenever toc_label_name used.
22041 (rs6000_file_start): Don't set up toc section here,
22042 (rs6000_output_function_epilogue): do so here instead,
22043 (rs6000_xcoff_file_start): and here.
22044 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22045 (load_toc_aix_di): Likewise.
22047 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22049 PR rtl-optimization/69592
22050 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22051 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22052 (num_sign_bit_copies_binary_arith_p): New inline function.
22053 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22055 2016-02-01 Jeff Law <law@redhat.com>
22057 PR tree-optimization/69580
22058 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22059 * tree-ssa-threadbackward.c
22060 (fsm_find_control_statement_thread_paths): Do not try to walk
22061 through large PHI nodes.
22063 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22065 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22066 when count is incremented above limit, don't analyze further
22069 * omp-low.c (oacc_parse_default_dims): Avoid
22070 -Wsign-compare warning, make sure value fits into int
22071 rather than just unsigned int.
22073 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22075 PR tree-optimization/67921
22076 * fold-const.c (split_tree): New parameters. Convert pointer
22077 type variable part to proper type before negating.
22078 (fold_binary_loc): Pass new arguments to split_tree.
22080 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22082 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22083 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22084 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22085 * doc/tm.texti: Rebuilt.
22086 * doc/invoke.texi (fopenacc-dim): Document.
22087 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22088 (append_compiler_options): Likewise.
22089 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22090 (oacc_parse_default_dims): New.
22091 (oacc_validate_dims): Add USED arg. Select non-unity default when
22093 (oacc_loop_fixed_partitions): Return mask of used partitions.
22094 (oacc_loop_auto_partitions): Emit dump info.
22095 (oacc_loop_partition): Return mask of used partitions.
22096 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22097 loop partitioning and validation calls.
22099 2016-02-01 Richard Biener <rguenther@suse.de>
22101 PR middle-end/69556
22102 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22104 2016-02-01 Richard Biener <rguenther@suse.de>
22106 PR tree-optimization/69574
22107 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22108 of asserting return chrec_dont_know.
22110 2016-02-01 Martin Liska <mliska@suse.cz>
22112 * mem-stats-traits.h: Add copyright header.
22113 * mem-stats.h: Likewise.
22115 2016-02-01 Richard Biener <rguenther@suse.de>
22117 PR tree-optimization/69579
22118 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22119 Do not propagate through abnormal PHI results.
22121 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22123 * postreload.c (reload_cse_simplify): Remove dead code.
22125 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22127 PR rtl-optimization/69570
22128 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22129 if there is more than one set, not if there is a single set.
22131 2016-02-01 Richard Henderson <rth@redhat.com>
22134 * combine.c (make_compound_operation): When looking through a
22135 subreg, make sure to re-extend to the width of the outer mode.
22137 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22139 PR tree-optimization/69546
22140 * wide-int.cc (wi::divmod_internal): For unsigned division
22141 where both operands fit into uhwi, if o1 is 1 and o0 has
22142 msb set, if divident_prec is larger than bits per hwi,
22143 clear another quotient word and return 2 instead of 1.
22144 Similarly for remainder with msb in HWI set, if dividend_prec
22145 is larger than bits per hwi.
22147 2016-01-29 Martin Jambor <mjambor@suse.cz>
22149 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22150 Use short lowercase names.
22151 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22152 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22153 acq_rel one. Protect warning agains segfaults if
22154 get_memory_order_name returns NULL.
22155 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22156 with release semantics. Do not warn if get_memory_order already did.
22157 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22158 semantics. Fix check for relaxed or acquire semantics. Do not warn
22159 if get_memory_order already did.
22161 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22163 * doc/install.texi: Document that isl-0.16 is supported.
22165 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22168 * config/i386/constraints.md (Bm): Describe as special memory
22170 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22171 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22172 * genpreds.c (struct constraint_data): Add is_special_memory.
22173 (have_special_memory_constraints, special_memory_start): New
22175 (special_memory_end): Ditto.
22176 (add_constraint): Add new arg is_special_memory. Add code to
22177 process its true value. Update have_special_memory_constraints.
22178 (process_define_constraint): Pass the new arg.
22179 (process_define_register_constraint): Ditto.
22180 (choose_enum_order): Process special memory.
22181 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22182 function insn_extra_special_memory_constraint.
22183 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22184 * gensupport.c (process_rtx): Process
22185 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22186 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22187 * ira-lives.c (single_reg_class): Use
22188 insn_extra_special_memory_constraint.
22189 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22190 * lra-constraints.c (process_alt_operands): Ditto.
22191 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22192 * recog.c (asm_operand_ok, preprocess_constraints): Process
22194 * reload.c (find_reloads): Ditto.
22195 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22196 * stmt.c (parse_input_constraint): Use
22197 insn_extra_special_memory_constraint.
22199 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22202 * lra-splill.c (lra_final_code_change): Revert r229087 by
22203 removing all sub-registers.
22205 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22208 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22210 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22213 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22214 SSE1, copy target into the temporary reg first before recursing
22217 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22219 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22222 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22224 * ginclude/stdarg.h: Test __cplusplus instead of
22225 __GXX_EXPERIMENTAL_CXX0X__.
22227 2016-01-29 Richard Biener <rguenther@suse.de>
22229 PR tree-optimization/69547
22230 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22231 Do not mark clobbers necessary.
22232 (mark_all_reaching_defs_necessary_1): Likewise.
22234 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22236 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22237 declaration name with %qs and print it in both error messages.
22238 Also fix indentation.
22240 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22243 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22244 trailing blank line from error message.
22246 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22249 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22252 2016-01-29 Richard Biener <rguenther@suse.de>
22254 PR middle-end/69537
22255 * match.pd: Allow all integral types when simplifying a
22256 widening or sign-changing conversion.
22258 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22260 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22261 back to setting codegen_error to fail codegen.
22263 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22266 * config/i386/constraints.md (C): Only accept constant zero operand.
22267 (BC): New constraint.
22268 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22269 instead of C constraint.
22270 * doc/md.texi (Machine Constraints): Update description
22273 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22276 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22278 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22280 PR middle-end/69542
22281 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22284 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22286 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22287 branches if using guessed profile.
22289 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22291 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22293 2016-01-28 Richard Henderson <rth@redhat.com>
22296 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22297 * config/aarch64/aarch64-protos.h: Update.
22298 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22299 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22300 (aarch64_get_condition_code_1): Handle CC_Cmode.
22301 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22302 (*add<mode>3_compareC_cconly_imm): New.
22303 (*add<mode>3_compareC_cconly): New.
22304 (*add<mode>3_compareC_imm): New.
22305 (add<mode>3_compareC): New.
22306 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22307 to be first. Use aarch64_carry_operation.
22308 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22309 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22310 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22311 (subti3): Use subdi3_compare1.
22312 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22313 (sub<mode>3_compare1): New.
22314 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22315 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22316 (*subsi3_carryin_uxtw): Likewise.
22317 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22318 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22319 * config/aarch64/iterators.md (DWI): New.
22320 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22321 (aarch64_borrow_operation): New.
22323 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22325 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22326 message when isl does not return a valid schedule.
22328 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22330 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22331 Remove comments from class declarations: they are already in the code
22334 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22336 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22338 (ternary_op_to_tree): Same.
22339 (unary_op_to_tree): Same.
22340 (nary_op_to_tree): Same.
22341 (gcc_expression_from_isl_expr_op): Same.
22342 (gcc_expression_from_isl_expression): Same.
22343 (graphite_create_new_loop): Same.
22344 (graphite_create_new_loop_guard): Same.
22345 (build_iv_mapping): Same.
22346 (graphite_create_new_guard): Same.
22347 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22348 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22350 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22352 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22353 instead of setting codegen_error to fail codegen.
22355 2016-01-28 Jason Merrill <jason@redhat.com>
22357 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22359 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22361 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22362 Remove CONST_INT_P check in CCMP cost calculation.
22364 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22366 * config/aarch64/aarch64.c (generic_vector_cost):
22367 Set vec_permute_cost.
22368 (cortexa57_vector_cost): Likewise.
22369 (exynosm1_vector_cost): Likewise.
22370 (xgene1_vector_cost): Likewise.
22371 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
22372 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
22373 Add vec_permute_cost entry.
22375 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22377 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
22379 (add<mode>3_compare0): Likewise.
22380 (addsi3_compare0_uxtw): Likewise.
22381 (add<mode>3nr_compare0): Likewise.
22382 (compare_neg<mode>): Likewise.
22383 (<optab><mode>3): Likewise.
22385 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
22387 * tree-vect-stmts.c (vectorizable_comparison): Add
22388 NULL check for vectype.
22390 2016-01-28 Richard Biener <rguenther@suse.de>
22392 PR tree-optimization/69466
22393 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
22394 Account for PHIs we couldn't duplicate.
22396 2016-01-28 Martin Liska <mliska@suse.cz>
22399 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
22400 instead of ENABLE_VALGRIND_CHECKING.
22402 2016-01-27 Richard Henderson <rth@redhat.com>
22405 * lra-remat.c (subreg_regs): New.
22406 (dump_candidates_and_remat_bb_data): Dump it.
22407 (operand_to_remat): Reject if operand in subreg_regs.
22408 (set_bb_regs): Collect subreg_regs.
22409 (lra_remat): Init and free subreg_regs. Compute
22410 calculate_local_reg_remat_bb_data before create_cands.
22412 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
22415 * config/i386/i386.c (ix86_update_stack_boundary): Don't
22416 change stack_alignment_needed for __tls_get_addr call.
22418 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
22420 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
22422 2016-01-27 Jeff Law <law@redhat.com>
22424 PR tree-optimization/68398
22425 PR tree-optimization/69196
22426 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
22427 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
22428 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22429 Only count PHIs in the last block in the path. The others will
22430 const/copy propagate away. Add heuristic to allow more irreducible
22431 subloops to be created when it is likely profitable to do so.
22433 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22434 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
22435 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
22437 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22440 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
22441 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
22442 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
22443 * tree-streamer-in.c: Include asan.h.
22444 (streamer_get_builtin_tree): For builtins in sanitizer
22445 range call initialize_sanitizer_builtins and retry.
22447 2016-01-27 Ian Lance Taylor <iant@google.com>
22449 * common.opt (fkeep-gc-roots-live): New undocumented option.
22450 * tree-ssa-loop-ivopts.c (add_candidate_1): If
22451 -fkeep-gc-roots-live, skip pointers.
22452 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
22455 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
22458 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
22459 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
22461 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
22464 * configure.ac: NetBSD provides SSP in its C library.
22465 * configure: Updated.
22467 2016-01-27 Richard Biener <rguenther@suse.de>
22469 PR tree-optimization/69166
22470 * tree-vect-loop.c (vect_is_simple_reduction): Always check
22471 reduction code for commutativity / associativity.
22473 2016-01-27 Martin Jambor <mjambor@suse.cz>
22475 PR tree-optimization/69355
22476 * tree-sra.c (analyze_access_subtree): Correct hole detection when
22477 total_scalarization fails.
22479 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
22481 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
22484 2016-01-27 Christian Bruel <christian.bruel@st.com>
22487 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
22488 Move arm_reset_previous_fndecl and set_target_option_current_node in
22489 the conditional part. Call save_restore_target_globals.
22490 * config/arm/arm.c (arm_set_current_function):
22491 Refactor to better support #pragma target and attribute mix.
22492 Call save_restore_target_globals.
22493 * config/arm/arm-protos.h (save_restore_target_globals): New function.
22495 2016-01-27 Martin Liska <mliska@suse.cz>
22497 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
22498 reference for an HSA kernel and its host function.
22500 2016-01-27 Jakub Jelinek <jakub@redhat.com>
22502 PR tree-optimization/69399
22503 * wide-int.h (wi::lrshift): For larger precisions, only
22504 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
22506 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
22508 * config/arc/predicates.md (proper_comparison_operator): Reject
22509 constant-constant comparison.
22511 2016-01-26 Tom de Vries <tom@codesourcery.com>
22513 PR tree-optimization/69110
22514 * tree-data-ref.c (initialize_data_dependence_relation): Handle
22515 DR_NUM_DIMENSIONS == 0.
22517 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22518 Sebastian Pop <s.pop@samsung.com>
22520 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
22521 isl_ast_op_cond and isl_ast_op_select.
22522 (gcc_expression_from_isl_expr_op): Same.
22524 2016-01-26 Jason Merrill <jason@redhat.com>
22527 * tree.c (recompute_constructor_flags): Split out from
22529 (verify_constructor_flags): New.
22530 * tree.h: Declare them.
22532 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
22534 PR rtl-optimization/69217
22535 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
22536 are no TYPE_FIELDS set for the record type.
22538 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22541 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
22542 toc_label_name unconditionally.
22543 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
22544 SYMBOL_REF string. Use toc_label_name instead of constructing
22546 (rs6000_elf_declare_function_name): Use toc_label_name instead of
22547 constructing LCTOC1.
22549 2016-01-26 Martin Sebor <msebor@redhat.com>
22552 * doc/extend.texi (Common Type Attributes): Move text that talks about
22553 attribute packed from attribute aligned to the section discussing
22554 the former attribute for clarity.
22556 2016-01-26 Richard Henderson <rth@redhat.com>
22558 PR middle-end/60908
22559 * trans-mem.c (tm_region_init): Mark entry block as visited.
22561 2016-01-26 David Malcolm <dmalcolm@redhat.com>
22564 * diagnostic-show-locus.c (layout::print_source_line): Replace
22565 call to pp_newline with call to layout::print_newline.
22566 (layout::print_annotation_line): Likewise.
22567 (layout::move_to_column): Likewise.
22568 (layout::print_any_fixits): After printing any fixits, print a
22569 trailing newline, if necessary.
22570 (layout::print_newline): New method, resetting any colorization
22572 (diagnostic_show_locus): Move the pp_newline to before the
22573 early bailout. Remove dummy block enclosing the layout instance.
22574 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
22575 of pp_newline_and_flush with pp_flush.
22576 (diagnostic_append_note): Delete use of pp_newline.
22577 (diagnostic_append_note_at_rich_loc): Delete.
22578 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
22579 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
22580 when newline characters are added to the buffer.
22582 2016-01-26 Michael Matz <matz@suse.de>
22584 * configure.ac (ac_cv_std_swap_in_utility): New test.
22585 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
22586 * configure: Regenerate.
22587 * config.in: Regenerate.
22589 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
22591 * config/arc/arc.md (cstoresi4): Force operand into register.
22592 (arcset<code>): Fix predicate.
22593 (arcsetltu): Likewise.
22594 (arcsetgeu): Likewise.
22595 (arcsethi): Likewise.
22596 (arcsetls): Likewise.
22598 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22600 PR tree-optimization/69483
22601 * gimple-fold.c (canonicalize_constructor_val): Return NULL
22602 if base has error_mark_node type.
22604 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
22607 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
22608 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
22610 (vget_lane_f16): Handle big-endian.
22611 (vgetq_lane_f16): Likewise.
22612 (vset_lane_f16): Likewise.
22613 (vsetq_lane_f16): Likewise.
22614 * config/arm/iterators.md (VQXMOV): Add V8HF.
22615 (VDQ): Add V4HF and V8HF.
22616 (V_reg): Handle V4HF and V8HF.
22617 (Is_float_mode): Likewise.
22618 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
22619 neon_vdup_nv8hf): New patterns.
22620 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
22621 Use VD_LANE iterator.
22622 (neon_vld1_dup<mode>): Use VQ2 iterator.
22624 2016-01-26 Nathan Sidwell <nathan@acm.org>
22626 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
22627 (set_oacc_fn_attrib): Add IS_KERNEL arg.
22628 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
22629 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
22630 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
22631 (oacc_validate_dims): Add LEVEL arg, don't return level.
22632 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
22633 oacc_validate_dims.
22634 (execute_oacc_device_lower): Adjust, add more dump output.
22635 * tree-ssa-loop.c (gate_oacc_kernels): Use
22636 oacc_fn_attrib_kernels_p.
22637 * tree-parloops.c (create_parallel_loop): Adjust
22638 set_oacc_fn_attrib call.
22640 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22643 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
22644 (append_compiler_options): Handle -fcilkplus.
22645 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
22647 2016-01-26 Nick Clifton <nickc@redhat.com>
22650 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
22651 been marked as DECL_ONE_ONLY but we do not the means to make it
22652 so, then do not allow it to bind locally.
22654 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22657 * opts.h (parse_sanitizer_options): New prototype.
22658 * opts.c (sanitizer_opts): New array.
22659 (parse_sanitizer_options): New function.
22660 (common_handle_option): Use parse_sanitizer_options.
22662 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
22665 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
22666 alignment adjustment to ...
22667 (ix86_update_stack_boundary): Here. Don't over-align stack for
22669 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
22670 if __tls_get_addr is called.
22672 2016-01-26 Christian Bruel <christian.bruel@st.com>
22674 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
22676 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
22678 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
22680 2016-01-26 Richard Biener <rguenther@suse.de>
22682 PR middle-end/69467
22683 * match.pd: Guard X * CST CMP 0 pattern with single_use.
22685 2016-01-26 Richard Biener <rguenther@suse.de>
22687 PR tree-optimization/69452
22688 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
22689 (move_computations_dom_walker::before_dom_children): Rename
22691 (move_computations_worker): This.
22692 (move_computations): Perform an RPO rather than a DOM walk.
22694 2016-01-26 Jakub Jelinek <jakub@redhat.com>
22697 * combine.c (combine_instructions): For REG_EQUAL note with
22698 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
22699 to the underlying register.
22700 * doc/rtl.texi (REG_EQUAL): Document the behavior of
22701 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
22703 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
22706 * config/aarch64/aarch64-builtins.c
22707 (aarch64_init_simd_builtin_types): Do not set structural
22708 equality to __Poly{8,16,64,128}_t types.
22710 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
22712 PR tree-optimization/69400
22713 * wide-int.cc (wi_pack): Take the precision as argument and
22714 perform canonicalization here rather than in the callers.
22715 Use the main loop to handle all full-width HWIs. Add a
22716 zero HWI if in_len isn't a full result.
22717 (wi::divmod_internal): Update accordingly.
22718 (wi::mul_internal): Likewise. Simplify.
22720 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22721 Sebastian Pop <s.pop@samsung.com>
22723 * graphite-poly.c (apply_poly_transforms): Simplify.
22724 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
22725 (print_isl_map): Same.
22726 (print_isl_union_map): Same.
22727 (print_isl_schedule): New.
22728 (debug_isl_schedule): New.
22729 * graphite-dependences.c (scop_get_reads): Do not call
22730 isl_union_map_add_map that is undocumented isl functionality.
22731 (scop_get_must_writes): Same.
22732 (scop_get_may_writes): Same.
22733 (scop_get_original_schedule): Remove.
22734 (scop_get_dependences): Do not call isl_union_map_compute_flow that
22735 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
22736 (compute_deps): Remove.
22737 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
22738 (debug_schedule_ast): New.
22739 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
22740 set_separate_option.
22741 (graphite_regenerate_ast_isl): Add dump.
22742 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
22743 from scop->transformed_schedule.
22744 (graphite_regenerate_ast_isl): Add more dump.
22745 * graphite-optimize-isl.c (optimize_isl): Set
22746 scop->transformed_schedule. Check whether schedules are equal.
22747 (apply_poly_transforms): Move here.
22748 * graphite-poly.c (apply_poly_transforms): ... from here.
22749 (free_poly_bb): Static.
22750 (free_scop): Static.
22751 (pbb_number_of_iterations_at_time): Remove.
22752 (print_isl_ast): New.
22753 (debug_isl_ast): New.
22754 (debug_scop_pbb): New.
22755 * graphite-scop-detection.c (print_edge): Move.
22756 (print_sese): Move.
22757 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
22758 (build_scop_scattering): Remove.
22759 (create_pw_aff_from_tree): Assert instead of bailing out.
22760 (add_condition_to_pbb): Remove unused code, do not fail.
22761 (add_conditions_to_domain): Same.
22762 (add_conditions_to_constraints): Remove.
22763 (build_scop_context): New.
22764 (add_iter_domain_dimension): New.
22765 (build_iteration_domains): Initialize pbb->iterators.
22766 Call add_conditions_to_domain.
22769 (index_outermost_in_loop): New.
22770 (index_pbb_in_loop): New.
22771 (outermost_pbb_in): New.
22772 (add_in_sequence): New.
22773 (add_outer_projection): New.
22774 (outer_projection_mupa): New.
22775 (add_loop_schedule): New.
22776 (build_schedule_pbb): New.
22777 (build_schedule_loop): New.
22778 (embed_in_surrounding_loops): New.
22779 (build_schedule_loop_nest): New.
22780 (build_original_schedule): New.
22781 (build_poly_scop): Call build_original_schedule.
22782 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
22783 (free_poly_dr): Remove.
22784 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
22785 (free_poly_bb): Remove.
22786 (debug_loop_vec): Remove.
22787 (print_isl_ast): Declare.
22788 (debug_isl_ast): Declare.
22789 (scop_do_interchange): Remove.
22790 (scop_do_strip_mine): Remove.
22791 (scop_do_block): Remove.
22792 (flatten_all_loops): Remove.
22793 (optimize_isl): Remove.
22794 (pbb_number_of_iterations_at_time): Remove.
22795 (debug_scop_pbb): Declare.
22796 (print_schedule_ast): Declare.
22797 (debug_schedule_ast): Declare.
22798 (struct scop): Remove schedule. Add original_schedule,
22799 transformed_schedule.
22800 (free_gimple_poly_bb): Remove.
22801 (print_generated_program): Remove.
22802 (debug_generated_program): Remove.
22803 (unify_scattering_dimensions): Remove.
22804 * sese.c (print_edge): ... here.
22805 (print_sese): ... here.
22806 (debug_edge): ... here.
22807 (debug_sese): ... here.
22808 * sese.h (print_edge): Declare.
22809 (print_sese): Declare.
22810 (dump_edge): Declare.
22811 (dump_sese): Declare.
22813 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
22814 Sebastian Pop <s.pop@samsung.com>
22816 * Makefile.in: Set ISLVER in site.exp.
22818 2016-01-25 Jakub Jelinek <jakub@redhat.com>
22820 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
22821 DECL_VALUE_EXPR of new_var even for the non-array case. Look
22822 through DECL_VALUE_EXPR for expansion.
22824 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22826 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
22827 the frame info after reload completed.
22829 2016-01-25 Jeff Law <law@redhat.com>
22831 PR tree-optimization/69196
22832 PR tree-optimization/68398
22833 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
22834 tree-ssa-threadupdate.c.
22835 (determine_bb_domination_status): Prototype
22836 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
22837 (determine_bb_domination_status): No longer static.
22838 (valid_jump_thread_path): Remove code to detect characteristics
22839 of the jump thread path not associated with correctness.
22840 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
22841 Correct test for thread path length. Count PHIs for real operands as
22842 statements that need to be copied. Do not count ASSERT_EXPRs.
22843 Look at all the blocks in the thread path. Compute and selectively
22844 filter thread paths based on threading through the latch, threading
22845 a multiway branch or crossing a multiway branch.
22847 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22849 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
22850 decl with __attribute__ ((unused)) annotation.
22852 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
22855 * tree-vect-stmts.c (vectorizable_condition): Check vectype
22856 of operands is compatible with a statement vectype.
22858 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
22860 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
22861 improve wording for mixed storage order support.
22863 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
22865 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
22866 (vcvt_u64_f64): Likewise.
22867 (vcvta_s64_f64): Likewise.
22868 (vcvta_u64_f64): Likewise.
22869 (vcvtm_s64_f64): Likewise.
22870 (vcvtm_u64_f64): Likewise.
22871 (vcvtn_s64_f64): Likewise.
22872 (vcvtn_u64_f64): Likewise.
22873 (vcvtp_s64_f64): Likewise.
22874 (vcvtp_u64_f64): Likewise.
22876 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
22878 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
22879 (arc_init): Check validity mll64 option.
22880 (arc_save_restore): Use double load/store instruction.
22881 (arc_expand_movmem): Likewise.
22882 (arc_split_move): Don't split if we have double load/store
22883 instructions. Returns a boolean.
22884 (arc_process_double_reg_moves): Change function to return boolean
22885 instead of a sequence of instructions.
22886 (arc_dwarf_register_span): New function.
22887 * config/arc/arc-protos.h (arc_split_move): Change prototype.
22888 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
22889 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
22890 (*movdf_insn): Likewise.
22891 * config/arc/arc.opt (mll64): New option.
22892 * config/arc/predicates.md (even_register_operand): New predicate.
22893 * doc/invoke.texi (ARC Options): Add mll64 documentation.
22895 2016-01-25 Richard Biener <rguenther@suse.de>
22898 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
22899 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
22901 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
22903 2016-01-25 Richard Biener <rguenther@suse.de>
22905 PR tree-optimization/69376
22906 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
22908 (VN_INFO_ANTI_RANGE_P): New inline.
22909 (VN_INFO_RANGE_TYPE): Likewise.
22910 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
22911 SSA_NAME_ANTI_RANGE_P.
22912 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
22913 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22914 Properly query VN_INFO_RANGE_TYPE.
22916 2016-01-25 Nick Clifton <nickc@redhat.com>
22919 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
22921 2016-01-23 Tom de Vries <tom@codesourcery.com>
22923 PR tree-optimization/69426
22924 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
22927 2016-01-23 Jakub Jelinek <jakub@redhat.com>
22929 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
22930 "the the" with "the" in the comments.
22931 * ipa-devirt.c (build_type_inheritance_graph,
22932 update_type_inheritance_graph): Likewise.
22933 * tree.c (build_function_type_list_1): Likewise.
22934 * cfgloopmanip.c (scale_loop_profile): Likewise.
22935 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
22936 * gimple-ssa-split-paths.c
22937 (find_block_to_duplicate_for_splitting_paths): Likewise.
22938 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
22939 * expr.c (convert_move): Likewise.
22940 * var-tracking.c (vt_stack_adjustments): Likewise.
22941 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
22942 * tree-vrp.c (test_for_singularity): Likewise.
22944 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
22945 directly instead of building a temporary tree.
22948 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
22949 remove <algorithm> include.
22951 2016-01-22 Jakub Jelinek <jakub@redhat.com>
22954 * config/i386/i386.c: Include dojump.h.
22955 (expand_small_movmem_or_setmem,
22956 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
22958 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
22959 if dynamic_check != -1.
22961 2016-01-21 Jeff Law <law@redhat.com>
22963 PR middle-end/69347
22964 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
22965 record_temporary_equivalences. Rewritten to avoid unnecessary calls
22966 into dominated_by_p.
22967 (cprop_into_successor_phis): Avoid unnecessary tests.
22969 2016-01-22 Richard Henderson <rth@redhat.com>
22972 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
22973 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
22975 2016-01-22 Michael Matz <matz@suse.de>
22977 * system.h (string, algorithm): Include only conditionally.
22978 (new): Include always under C++.
22979 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
22980 * final.c (toplevel): Ditto.
22981 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
22982 * genconditions.c (write_header): Make gencondmd.c define
22984 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
22986 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
22987 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
22989 2016-01-22 Christian Bruel <christian.bruel@st.com>
22992 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
22994 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22997 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
22998 define_insn_and_split. Ensure operands[1] and operands[0] do not
22999 get assigned the same register.
23001 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23003 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23005 2016-01-22 Christian Bruel <christian.bruel@st.com>
23007 * config/arm/arm-c.c (arm_pragma_target_parse):
23008 Remove warn_builtin_macro_redefined overwrite.
23010 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23012 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23013 flag_non_call_exceptions compatibility.
23015 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23018 * dwarf2out.c (add_child_die_after): New function.
23019 (dwarf_qual_info_t): New type.
23020 (dwarf_qual_info): New variable.
23021 (qualified_die_p): New function.
23022 (modified_type_die): For -fdebug-types-section, ensure
23023 canonical order of qualifiers. Put qualified DIEs adjacent
23024 to the corresponding non-qualified type DIE and search there
23025 for existing qualified DIEs.
23027 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23029 * doc/extend.texi (scalar_storage_order type attribute): Document
23030 restriction on type punning and aliasing, and remove future tense.
23032 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23035 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23038 2016-01-21 Jeff Law <law@redhat.com>
23040 PR middle-end/69347
23041 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23042 useless call to record_temporary_equivalences.
23043 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23044 allocate 10 slots in the bb_path vector and let it grow as needed.
23045 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23048 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23050 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23052 * configure: Regenerate.
23054 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23056 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23057 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23059 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23061 PR middle-end/66178
23062 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23063 drop EXPAND_INITIALIZER.
23064 * rtl.h (contains_symbolic_reference_p): Declare.
23065 * rtlanal.c (contains_symbolic_reference_p): New function.
23066 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23067 a subtraction into a NOT if symbolic constants are involved.
23069 2016-01-21 Anton Blanchard <anton@samba.org>
23070 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23073 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23075 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23078 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23080 * config/microblaze/microblaze.c
23081 (get_branch_target): New.
23082 (insert_wic_for_ilb_runout): New.
23084 (microblaze_machine_dependent_reorg): New.
23085 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23086 * config/microblaze/microblaze.md
23087 (UNSPEC_IPREFETCH): Define.
23088 (iprefetch): New pattern
23089 * config/microblaze/microblaze.opt
23090 (mxl-prefetch): New flag.
23092 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23094 * config/microblaze/microblaze.h
23095 (FIXED_REGISTERS): Update in macro.
23096 (CALL_USED_REGISTERS): Update in macro.
23098 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23100 PR rtl-optimization/68920
23101 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23104 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23106 PR rtl-optimization/68990
23107 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23108 pseudo instead of inheritance ones.
23110 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23111 Nick Clifton <nickc@redhat.com>
23115 * config/mips/mips.c (mips_compute_frame_info): Initialise
23116 args_size and hard_frame_pointer_offset fields of the frame
23117 structure before calling mips_global_pointer.
23119 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23121 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23123 * configure: Regenerate.
23125 2016-01-21 Richard Biener <rguenther@suse.de>
23127 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23129 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23131 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23132 to actually emit the .size directive.
23134 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23135 Jakub Jelinek <jakub@redhat.com>
23139 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23140 args array size by one to avoid buffer overflow.
23142 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23144 * config/s390/s390.md (pool_section_start): Use switch_to_section
23145 to select proper read-only data section instead of hardcoding
23147 (pool_section_end): Use switch_to_section to match the above.
23149 2016-01-21 Richard Biener <rguenther@suse.de>
23151 PR tree-optimization/69378
23152 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23153 (set_ssa_val_to): Use it for dominance checks taking into
23154 account not executable edges.
23156 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23159 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23160 for bitsize instead of GET_MODE_PRECISION (mode).
23162 2016-01-20 Martin Sebor <msebor@redhat.com>
23165 * extend.texi (__sync Builtins): Clarify the semantics of
23166 __sync_fetch_and_OP built-ins on pointers.
23167 (__atomic Builtins): Same.
23169 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23170 Sebastian Pop <s.pop@samsung.com>
23172 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23173 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23174 (is_valid_rename): Same.
23175 (translate_isl_ast_to_gimple::get_rename): Same.
23176 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23177 (translate_isl_ast_to_gimple::rename_uses): Same.
23178 (get_new_name): Check for close_phi nodes.
23179 (copy_loop_phi_args): Use phi_node_kind.
23180 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23181 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23183 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23184 Sebastian Pop <s.pop@samsung.com>
23186 Revert commit r229783.
23187 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23188 Remove use of parameter_rename_map.
23189 (copy_def): Remove.
23190 (copy_internal_parameters): Remove.
23191 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23192 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23193 (free_sese_info): Do not free parameter_rename_map.
23194 (set_rename): Do not use parameter_rename_map.
23195 (rename_uses): Update call to set_rename.
23196 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23197 * sese.h (parameter_rename_map_t): Remove.
23198 (struct sese_info_t): Remove field parameter_rename_map.
23200 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23201 Sebastian Pop <s.pop@samsung.com>
23203 * graphite-isl-ast-to-gimple.c: Fix comment.
23204 * graphite-scop-detection.c (defined_in_loop_p): New.
23205 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23206 names defined in loop.
23208 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23209 Sebastian Pop <s.pop@samsung.com>
23211 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23212 Discard unstructured if-then-else regions.
23214 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23215 Sebastian Pop <s.pop@samsung.com>
23217 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23218 (cleanup_loop_iter_dom): Remove.
23219 (build_loop_iteration_domains): Remove.
23220 (build_scop_context): Remove.
23221 (build_scop_iteration_domain): Remove.
23222 (add_loop_constraints): New.
23223 (build_iteration_domains): New.
23224 (build_poly_scop): Call build_iteration_domains.
23226 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23227 Sebastian Pop <s.pop@samsung.com>
23229 * graphite-scop-detection.c
23230 (scop_detection::harmful_loop_in_region): Free dom and loops.
23231 (scop_detection::loop_body_is_valid_scop): Free bbs.
23233 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23234 Sebastian Pop <s.pop@samsung.com>
23236 * graphite-scop-detection.c (record_loop_in_sese): New.
23237 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23238 (build_scops): Remove call to build_sese_loop_nests.
23239 * sese.c (sese_record_loop): Remove.
23240 (build_sese_loop_nests): Remove.
23241 (new_sese_info): Remove region->loops.
23242 (free_sese_info): Same.
23243 * sese.h (sese_contains_loop): Same.
23244 (build_sese_loop_nests): Remove.
23245 (sese_contains_loop): Remove.
23247 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23248 Sebastian Pop <s.pop@samsung.com>
23250 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23251 loop_is_valid_in_scop.
23252 (scop_detection::harmful_stmt_in_region): Renamed
23253 harmful_loop_in_region.
23254 Call loop_is_valid_in_scop.
23256 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23257 Sebastian Pop <s.pop@samsung.com>
23259 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23262 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23263 Sebastian Pop <s.pop@samsung.com>
23265 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23266 * graphite.h (struct poly_bb): Remove field is_reduction.
23267 (PBB_IS_REDUCTION): Remove.
23269 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23270 Sebastian Pop <s.pop@samsung.com>
23272 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23273 (add_pdr_constraints): Same.
23274 (scop_get_reads): Same.
23275 (scop_get_must_writes): Same.
23276 (scop_get_may_writes): Same.
23277 (scop_get_original_schedule): Same.
23278 (extend_schedule): Same.
23279 (apply_schedule_on_deps): Same.
23280 (carries_deps): Same.
23281 (compute_deps): Same.
23282 (scop_get_dependences): Same.
23283 * graphite-isl-ast-to-gimple.c
23284 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23285 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23286 (get_schedule_for_band_list): Same.
23287 (get_schedule_map): Same.
23288 (apply_schedule_map_to_scop): Same.
23289 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23290 (build_loop_iteration_domains): Same.
23291 (add_condition_to_pbb): Same.
23292 (add_param_constraints): Same.
23293 (pdr_add_memory_accesses): Same.
23294 (pdr_add_data_dimensions): Same.
23296 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23298 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23301 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23303 * common.opt (feliminate-dwarf2-dups): Replace references to
23304 "DWARF 2" with just "DWARF".
23305 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23306 * doc/extend.texi: Likewise.
23307 * doc/cpp.texi: Likewise.
23308 * doc/invoke.texi: Likewise.
23309 (Option Summary): Add -gdwarf to list of Debugging Options.
23310 (Debugging Options): Document -gdwarf.
23311 * doc/contrib.texi: Spell "DWARF" like that.
23313 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23315 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23316 warning. Fix up formatting.
23318 PR middle-end/67653
23319 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23320 attempt to mark memory input operand addressable and
23321 call prepare_gimple_addressable in that case. Don't adjust
23322 input_location for diagnostics, use error_at instead.
23324 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23326 * config/rs6000/ppc-auxv.h: New file.
23327 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23328 (cpu_is): Likewise.
23329 (cpu_supports): Likewise.
23330 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23331 (cpu_is_info): New variable.
23332 (cpu_supports_info): Likewise.
23333 (tcb_verification_symbol): Likewise.
23334 (cpu_builtin_p): Likewise.
23335 (cpu_expand_builtin): New function.
23336 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23337 (rs6000_init_builtins): Likewise.
23338 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23339 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23340 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23341 * configure: Regenerate.
23342 * config.in: Likewise.
23343 * doc/extend.texi (PowerPC Built-in Functions): Document
23344 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23346 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23349 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23351 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23354 2016-01-20 Richard Henderson <rth@redhat.com>
23360 * tree.c (tm_define_builtin): New.
23361 (find_tm_vector_type): New.
23362 (build_tm_vector_builtins): New.
23363 (build_common_builtin_nodes): Call it.
23365 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
23367 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
23368 (arm_fp_ok): Likewise.
23369 (arm_fp): Likewise.
23370 (arm_crypto): Likewise.
23372 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
23373 Richard Biener <rguenther@suse.de>
23375 PR tree-optimization/69328
23376 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
23377 vectors have same number of elements.
23378 (vectorizable_condition): Fix masked version recognition.
23380 2016-01-20 Richard Biener <rguenther@suse.de>
23382 PR tree-optimization/69345
23383 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
23384 (VN_INFO_PTR_INFO): Likewise.
23385 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
23386 info when it is equal between non-dominating SSA names.
23387 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23388 Make sure to look at original SSA infos.
23390 2016-01-20 Jeff Law <law@redhat.com>
23393 * config/m68k/predicates.md (pow2_m1_operand): New predicate
23395 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
23396 (pc_or_label_operand): New predicate.
23397 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
23398 tests for small integers that are 2^n - 1.
23400 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
23402 * doc/invoke.texi (Options Summary): Add '.' after @xref.
23404 2016-01-19 Jeff Law <law@redhat.com>
23406 PR middle-end/69347
23407 * tree-ssa-threadbackwards.c
23408 (fsm_find_control_statement_thread_paths): Do not try to lookup
23409 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
23411 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
23413 * doc/lto.texi: Remove text that says only Gold has linker plugin
23416 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
23418 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
23419 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
23420 the DIE accordingly.
23421 (modified_type_die): Add REVERSE parameter and pass it recursively,
23422 as well as to base_type_die. Adjust presence check accordingly.
23423 (base_type_for_mode): Adjust call to modified_type_die.
23424 (add_type_attribute): Add REVERSE parameter and pass it to
23426 (generic_parameter_die): Adjust call to add_type_attribute.
23427 (add_scalar_info): Likewise.
23428 (add_subscript_info): Likewise.
23429 (gen_array_type_die): Likewise.
23430 (gen_descr_array_type_die): Likewise.
23431 (gen_entry_point_die): Likewise.
23432 (gen_enumeration_type_die): Likewise.
23433 (gen_formal_parameter_die): Likewise.
23434 (gen_subprogram_die): Likewise.
23435 (gen_variable_die ): Likewise.
23436 (gen_const_die): Likewise.
23437 (gen_field_die): Likewise.
23438 (gen_pointer_type_die): Likewise.
23439 (gen_reference_type_die): Likewise.
23440 (gen_ptr_to_mbr_type_die): Likewise.
23441 (gen_inheritance_die): Likewise.
23442 (gen_subroutine_type_die): Likewise.
23443 (gen_typedef_die): Likewise.
23444 (force_type_die): Adjust call to modified_type_die.
23446 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
23448 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
23449 flow throughout the file. Fix broken link to Objective-C 2.0
23451 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
23454 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23456 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
23458 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23461 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
23462 (maybe_record_node): Record cxa_pure_virtual as the only possible
23463 target if there are not ohter candidates.
23464 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
23466 2016-01-19 Richard Biener <rguenther@suse.de>
23468 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
23469 (get_memory_order): Likewise.
23471 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
23473 * tree-vect-stmts.c (vectorizable_store): Check
23476 2016-01-19 David Malcolm <dmalcolm@redhat.com>
23479 * gcc.c (driver::decode_argv): Add call to
23480 init_opts_obstack before init_options_struct.
23481 * opts.c (init_opts_obstack): Remove idempotency.
23482 (init_options_struct): Replace call to init_opts_obstack
23483 with a gcc_assert to verify that it has already been called.
23484 * toplev.c (toplev::main): Add call to init_opts_obstack before
23485 calls to init_options_struct.
23486 (toplev::finalize): Move cleanup of opts_obstack next to
23487 cleanup of save_decoded_options, clearing the latter, and
23488 save_decoded_options_count.
23490 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23493 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
23494 attribute to unconditional. Remove %? from output template.
23496 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23497 Jiong Wang <jiong.wang@arm.com>
23499 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
23500 generated from different expand order.
23502 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23504 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23505 Add support for CCMP costing.
23507 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23509 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
23510 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
23511 (fccmpe<mode>): Likewise.
23512 (fcmp): Rename to fcmp and globalize pattern.
23514 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
23515 (aarch64_gen_ccmp_next): Add FP support.
23517 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
23519 * target.def (gen_ccmp_first): Update documentation.
23520 (gen_ccmp_next): Likewise.
23521 * doc/tm.texi (gen_ccmp_first): Update documentation.
23522 (gen_ccmp_next): Likewise.
23523 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
23524 expand_ccmp_expr_1. Improve comments.
23525 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
23526 (ccmp_ior<mode>): Remove pattern.
23527 (cmp<mode>): Remove expand.
23528 (cmp): Globalize pattern.
23529 (cstorecc4): Use cc_register.
23530 (mov<mode>cc): Remove ccmp_cc_register check.
23531 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
23532 Simplify after removal of CC_DNE/* modes.
23533 (aarch64_ccmp_mode_to_code): Remove.
23534 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
23535 In 'k' case use integer as condition.
23536 (aarch64_nzcv_codes): Remove inverted cases.
23537 (aarch64_code_to_ccmode): Remove.
23538 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
23539 comparison with CC register to be used in folowing CCMP/branch/CSEL.
23540 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
23541 pattern. Return the comparison with CC register. Invert conditions
23542 when bitcode is OR.
23543 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
23544 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
23546 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23548 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23549 instrumented_version.
23551 2016-01-19 Richard Biener <rguenther@suse.de>
23553 PR tree-optimization/69336
23554 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
23555 handled components with get_ref_base_and_extent.
23556 (equal_mem_array_ref_p): Adjust.
23558 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23561 * shrink-wrap.c: Include valtrack.h.
23562 (move_insn_for_shrink_wrap): Add DEBUG argument. If
23563 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
23564 in between insn and where it will be moved to. Call
23565 dead_debug_insert_temp.
23566 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
23567 first and dead_debug_local_finish at the end.
23568 For uses and defs bitmap, handle all regs in between REGNO and
23569 END_REGNO, not just the first one.
23571 2016-01-19 Richard Biener <rguenther@suse.de>
23573 PR tree-optimization/69352
23574 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
23575 (equal_mem_array_ref_p): Constrain size and max size properly.
23576 Compare the reverse flag.
23578 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
23580 * ira.c (ira): Update regstat data if we deleted insns.
23582 2016-01-19 Jakub Jelinek <jakub@redhat.com>
23584 PR rtl-optimization/68955
23585 PR rtl-optimization/64557
23586 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
23587 here. Fix up formatting.
23588 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
23590 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23593 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
23594 assume that the node has body.
23595 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
23598 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23600 * lto-streamer-out.c (lto_output): Do not stream instrumentation
23603 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23605 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
23606 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
23608 2016-01-19 Martin Jambor <mjambor@suse.cz>
23609 Martin Liska <mliska@suse.cz>
23610 Michael Matz <matz@suse.de>
23612 * Makefile.in (OBJS): Add new source files.
23613 (GTFILES): Add hsa.c.
23614 * common.opt (disable_hsa): New variable.
23615 (-Whsa): New warning.
23616 * config.in (ENABLE_HSA): New.
23617 * configure.ac: Treat hsa differently from other accelerators.
23618 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
23619 $enable_offloading.
23620 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
23621 * doc/install.texi (Configuration): Document --with-hsa-runtime,
23622 --with-hsa-runtime-include, --with-hsa-runtime-lib and
23623 --with-hsa-kmt-lib.
23624 * doc/invoke.texi (-Whsa): Document.
23625 (hsa-gen-debug-stores): Likewise.
23626 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
23627 to invoke offload compiler for hsa acclerator.
23628 * opts.c (common_handle_option): Determine whether HSA offloading
23629 should be performed.
23630 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
23631 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
23632 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
23633 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
23634 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
23635 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
23636 GF_OMP_FOR_KIND_GRID_LOOP.
23637 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
23638 (pp_gimple_stmt_1): Likewise.
23639 * gimple-walk.c (walk_gimple_stmt): Likewise.
23640 * gimple.c (gimple_build_omp_grid_body): New function.
23641 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
23642 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
23643 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
23644 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
23645 GF_OMP_TEAMS_GRID_PHONY.
23646 (gimple_statement_omp_single_layout): Updated comments.
23647 (gimple_build_omp_grid_body): New function.
23648 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
23649 (gimple_omp_for_grid_phony): New function.
23650 (gimple_omp_for_set_grid_phony): Likewise.
23651 (gimple_omp_parallel_grid_phony): Likewise.
23652 (gimple_omp_parallel_set_grid_phony): Likewise.
23653 (gimple_omp_teams_grid_phony): Likewise.
23654 (gimple_omp_teams_set_grid_phony): Likewise.
23655 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
23656 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
23657 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
23658 (BUILT_IN_GOMP_TARGET): Updated type.
23659 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
23660 (adjust_for_condition): New function.
23661 (get_omp_for_step_from_incr): Likewise.
23662 (extract_omp_for_data): Moved parts to adjust_for_condition and
23663 get_omp_for_step_from_incr.
23664 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
23665 (fixup_child_record_type): Bail out if receiver_decl is NULL.
23666 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
23667 (scan_omp_parallel): Do not create child functions for phony
23669 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
23670 (scan_omp_1_op): Checking assert we are not remapping to
23671 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
23672 (parallel_needs_hsa_kernel_p): New function.
23673 (expand_parallel_call): Register apprpriate parallel child
23674 functions as HSA kernels.
23675 (grid_launch_attributes_trees): New type.
23676 (grid_attr_trees): New variable.
23677 (grid_create_kernel_launch_attr_types): New function.
23678 (grid_insert_store_range_dim): Likewise.
23679 (grid_get_kernel_launch_attributes): Likewise.
23680 (get_target_argument_identifier_1): Likewise.
23681 (get_target_argument_identifier): Likewise.
23682 (get_target_argument_value): Likewise.
23683 (push_target_argument_according_to_value): Likewise.
23684 (get_target_arguments): Likewise.
23685 (expand_omp_target): Call get_target_arguments instead of looking
23686 up for teams and thread limit.
23687 (grid_expand_omp_for_loop): New function.
23688 (grid_arg_decl_map): New type.
23689 (grid_remap_kernel_arg_accesses): New function.
23690 (grid_expand_target_kernel_body): New function.
23691 (expand_omp): Call it.
23692 (lower_omp_for): Do not emit phony constructs.
23693 (lower_omp_taskreg): Do not emit phony constructs but create for them
23694 a temporary variable receiver_decl.
23695 (lower_omp_taskreg): Do not emit phony constructs.
23696 (lower_omp_teams): Likewise.
23697 (lower_omp_grid_body): New function.
23698 (lower_omp_1): Call it.
23699 (grid_reg_assignment_to_local_var_p): New function.
23700 (grid_seq_only_contains_local_assignments): Likewise.
23701 (grid_find_single_omp_among_assignments_1): Likewise.
23702 (grid_find_single_omp_among_assignments): Likewise.
23703 (grid_find_ungridifiable_statement): Likewise.
23704 (grid_target_follows_gridifiable_pattern): Likewise.
23705 (grid_remap_prebody_decls): Likewise.
23706 (grid_copy_leading_local_assignments): Likewise.
23707 (grid_process_kernel_body_copy): Likewise.
23708 (grid_attempt_target_gridification): Likewise.
23709 (grid_gridify_all_targets_stmt): Likewise.
23710 (grid_gridify_all_targets): Likewise.
23711 (execute_lower_omp): Call grid_gridify_all_targets.
23712 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
23713 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
23714 (tree_omp_clause): Added union field dimension.
23715 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
23716 * tree.c (omp_clause_num_ops): Added number of arguments of
23717 OMP_CLAUSE__GRIDDIM_.
23718 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
23719 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
23720 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
23721 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
23722 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
23723 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
23724 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
23725 * tree-pass.h (make_pass_gen_hsail): Declare.
23726 (make_pass_ipa_hsa): Likewise.
23727 * ipa-hsa.c: New file.
23728 * lto-section-in.c (lto_section_name): Add hsa section name.
23729 * lto-streamer.h (lto_section_type): Add hsa section.
23730 * timevar.def (TV_IPA_HSA): New.
23731 * hsa-brig-format.h: New file.
23732 * hsa-brig.c: New file.
23733 * hsa-dump.c: Likewise.
23734 * hsa-gen.c: Likewise.
23737 * toplev.c (compile_file): Call hsa_output_brig.
23738 * hsa-regalloc.c: New file.
23740 2016-01-18 Jeff Law <law@redhat.com>
23742 PR tree-optimization/69320
23743 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
23744 ranged object, do nothing if the RHS constant is not [0..1].
23745 (optimize_stmt): Comparing a boolean ranged object against a
23746 constant outside [0..1] results in a compile-time constant.
23748 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
23751 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
23753 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23754 (Option Summary): Update to reflect new section and moved options.
23755 (C++ Dialect Options): Move -fstats to new section.
23756 (Debugging Options): Move all dump, statistics, and other GCC
23757 developer options to new section. Rewrite section introduction
23758 and re-order remaining options to put the more basic ones first.
23759 (Optimization Options): Move -fira-verbose and -flto-report* to
23761 (Developer Options): New section incorporating moved options.
23762 * doc/cppopts.texi (-dM): Update cross-reference.
23764 2016-01-18 Richard Henderson <rth@redhat.com>
23767 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
23768 operands to pseudo only if CSE is expected. Split long immediate
23769 operands only after reload, and for the stack pointer.
23770 (*add<GPI>3_pluslong): Remove.
23771 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
23772 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
23773 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
23774 (*add<GPI>3 peepholes): New.
23775 (*add<GPI>3 splitters): New.
23776 * config/aarch64/constraints.md (Upl): New.
23777 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
23779 2016-01-18 Richard Biener <rguenther@suse.de>
23781 PR tree-optimization/69297
23782 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
23784 (vect_bb_vectorization_profitable_p): Clear visited flag again.
23786 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
23788 PR middle-end/68542
23789 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
23790 of mixind vector and scalar types.
23791 (fold_relational_const): Add handling of vector
23792 comparison with boolean result.
23793 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
23794 comparison of vector operands with boolean result for EQ/NE only.
23795 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
23796 (verify_gimple_cond): Likewise.
23797 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
23800 2016-01-18 Joseph Myers <joseph@codesourcery.com>
23802 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
23805 2016-01-18 Richard Biener <rguenther@suse.de>
23807 PR middle-end/69308
23808 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
23810 2016-01-18 Tom de Vries <tom@codesourcery.com>
23812 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
23814 2016-01-18 Tom de Vries <tom@codesourcery.com>
23816 * omp-low.c (set_oacc_fn_attrib): Make extern.
23817 * omp-low.h (set_oacc_fn_attrib): Declare.
23818 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
23819 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
23820 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
23821 Add and handle function parameter oacc_kernels_p.
23822 (find_reduc_addr, get_omp_data_i_param): New function.
23823 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
23824 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
23825 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
23826 Calculate dominance info. Skip loops that are not in a kernels region
23827 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
23828 (pass_parallelize_loops::execute): Call parallelize_loops with
23829 oacc_kernels_p argument.
23830 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
23831 New member function.
23832 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
23833 * passes.def: Add argument to pass_parallelize_loops instantation.
23835 2016-01-18 Tom de Vries <tom@codesourcery.com>
23837 * tree-parloops.c (pass_parallelize_loops::execute): Allow
23838 pass_parallelize_loops to be run outside the loop pipeline.
23840 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23842 * tree-scalar-evolution.c (follow_copies_to_constant): New.
23843 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
23845 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23848 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
23849 using get_ref_base_and_extent.
23850 (equal_mem_array_ref_p): New.
23851 (hashable_expr_equal_p): Add call to previous.
23853 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
23856 * tree-sra.c (disqualified_constants, constant_decl_p): New.
23857 (sra_initialize): Allocate disqualified_constants.
23858 (sra_deinitialize): Free disqualified_constants.
23859 (disqualify_candidate): Update disqualified_constants when appropriate.
23860 (create_access): Scan for constant-pool entries as we go along.
23861 (scalarizable_type_p): Add check against type_contains_placeholder_p.
23862 (maybe_add_sra_candidate): Allow constant-pool entries.
23863 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
23864 (initialize_constant_pool_replacements): New.
23865 (sra_modify_assign): Avoid mangling assignments created by previous,
23866 and don't generate writes into constant pool.
23867 (sra_modify_function_body): Call initialize_constant_pool_replacements.
23869 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
23871 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
23872 andnot instruction.
23873 (scalar_chain::convert_op): Likewise.
23874 * config/i386/i386.md (*andndi3_doubleword): New.
23876 2016-01-18 Richard Biener <rguenther@suse.de>
23878 PR tree-optimization/69170
23879 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
23880 building a vector from scalar results of a pattern stmt.
23882 2016-01-18 Jakub Jelinek <jakub@redhat.com>
23884 * haifa-sched.c (autopref_multipass_init): Work around
23885 -Wmaybe-uninitialized warning.
23887 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
23889 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
23890 against the constant 0.
23892 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23894 PR tree-optimization/68799
23895 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
23896 look up phi candidates in the statement-candidate map.
23897 (phi_add_costs): Likewise.
23898 (record_phi_increments): Likewise.
23899 (phi_incr_cost): Likewise.
23900 (ncd_with_phi): Likewise.
23901 (all_phi_incrs_profitable): Likewise.
23903 2016-01-17 Jakub Jelinek <jakub@redhat.com>
23905 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
23906 -Wmaybe-uninitialized warning.
23908 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
23910 * doc/invoke.texi (Invoking GCC): Add new section to menu.
23911 (Option Summary): Update to reflect new section and moved options.
23912 (C++ Dialect Options): Move -fvtable-verify and related options.
23913 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
23914 and profiling-related options.
23915 (Optimization Options): Move profile generation options and
23916 -fstack-protector and related options.
23917 (Instrumentation Options): New section incorporating moved options.
23918 (Code Generation Options): Move -finstrument-functions and
23919 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
23921 2016-01-16 Tom de Vries <tom@codesourcery.com>
23923 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
23925 2016-01-16 Tom de Vries <tom@codesourcery.com>
23927 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
23929 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
23931 * hash-table.h (hash_table::empty): Turn into an inline wrapper
23932 that checks whether the table is already empty. Rename the
23933 original implementation to...
23934 (hash_table::empty_slot): ...this new private function.
23936 2016-01-15 David Malcolm <dmalcolm@redhat.com>
23938 PR diagnostic/68899
23939 * diagnostic-show-locus.c (layout::print_source_line): Move x
23940 offset of line until after call to
23941 get_line_width_without_trailing_whitespace.
23943 2016-01-15 Jeff Law <law@redhat.com>
23945 PR tree-optimization/69270
23946 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
23947 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
23948 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
23949 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
23950 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23951 ssa_name_has_boolean_range and constant_boolean_node.
23953 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
23955 PR rtl-optimization/69030
23956 * lra-spills.c (remove_pseudos): Check nrefs and make the function
23958 (spill_pseudos): Delete debug insn for dead pseudo.
23959 (lra_spill): Initiate spill_hard_reg and slots memory separately.
23961 2016-01-15 Jiong Wang <jiong.wang@arm.com>
23963 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
23965 (TYPES_UNOPUS): Likewise.
23966 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
23967 builtin type, from UNOP to UNOPUS.
23968 (lbtruncuv4sf): Likewise.
23969 (lbtruncuv2df): Likewise.
23970 (lrounduv2sf): Likewise.
23971 (lrounduv4sf): Likewise.
23972 (lrounduv2df): Likewise.
23973 (lroundusf): Likewise.
23974 (lroundusf): Likewise.
23975 (lceiluv2sf): Likewise.
23976 (lceiluv4sf): Likewise.
23977 (lceiluv2df): Likewise.
23978 (lceilusf): Likewise.
23979 (lceiludf): Likewise.
23980 (lflooruv2sf): Likewise.
23981 (lflooruv4sf): Likewise.
23982 (lflooruv2df): Likewise.
23983 (lfloorusf): Likewise.
23984 (lfloorudf): Likewise.
23985 (lfrintnuv2sf): Likewise.
23986 (lfrintnuv4sf): Likewise.
23987 (lfrintnuv2df): Likewise.
23988 (lfrintnusf): Likewise.
23989 (lfrintnudf): Likewise.
23990 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
23992 (vcvtq_u32_f32): Likewise.
23993 (vcvtq_u64_f64): Likewise.
23994 (vcvta_u32_f32): Likewise.
23995 (vcvtaq_u32_f32): Likewise.
23996 (vcvtaq_u64_f64): Likewise.
23997 (vcvtm_u32_f32): Likewise.
23998 (vcvtmq_u32_f32): Likewise.
23999 (vcvtmq_u64_f64): Likewise.
24000 (vcvtn_u32_f32): Likwise.
24001 (vcvtnq_u32_f32): Likewise.
24002 (vcvtnq_u64_f64): Likewise.
24003 (vcvtp_u32_f32): Likewise.
24004 (vcvtpq_u32_f32): Likewise.
24005 (vcvtpq_u64_f64): Likewise.
24006 (vcvtmd_u64_f64): Likewise.
24007 (vcvtms_u32_f32): Likewise.
24008 (vcvtad_u64_f64): Likewise.
24009 (vcvtas_u32_f32): Likewise.
24010 (vcvtnd_u64_f64): Likewise.
24011 (vcvtns_u32_f32): Likewise.
24012 (vcvtpd_u64_f64): Likewise.
24013 (vcvtps_u32_f32): Likewise.
24015 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24017 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24018 CSEL of zero_extended registers.
24020 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24022 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24023 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24025 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24027 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24028 false when argument string is not found in the attributes table
24031 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24034 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24035 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24036 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24037 precision estimate.
24039 2016-01-15 Richard Biener <rguenther@suse.de>
24041 PR tree-optimization/66856
24042 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24043 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24044 (vect_create_new_slp_node): Increment stmt reference count.
24045 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24046 an SLP tree before swapping operands.
24047 (vect_build_slp_tree): Likewise.
24048 (destroy_bb_vec_info): Free stmt info after SLP instances.
24049 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24050 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24051 (STMT_VINFO_NUM_SLP_USES): New macro.
24053 2016-01-15 Richard Biener <rguenther@suse.de>
24056 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24057 (add_linkage_name): ... here.
24058 (gen_typedef_die): Use add_linkage_name_raw instead of
24059 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24062 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24064 * gimplify.c (oacc_default_clause): Decode reference and pointer
24065 types for both kernels and parallel regions.
24067 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24069 PR middle-end/69246
24070 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24072 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24074 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24075 (convert_scalars_to_vector): Likewise.
24077 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24079 * doc/extend.texi (Type Traits): Fix grammar.
24081 2016-01-15 Martin Jambor <mjambor@suse.cz>
24083 * tree-inline.c (remap_decl): Use existing dclarations if
24084 remapping a type and prevent_decl_creation_for_types.
24085 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24086 decls first. Do real remapping with
24087 prevent_decl_creation_for_types set.
24088 * tree-inline.h (copy_body_data): New field
24089 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24092 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24094 * config/s390/s390.opt (mmvcle): More verbose help text.
24096 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24098 * config/s390/s390.opt: Add period to -mzvector option text.
24100 2016-01-15 Richard Biener <rguenther@suse.de>
24102 PR tree-optimization/68961
24103 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24104 of invariants in stores again.
24106 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24108 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24110 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24112 * config/i386/i386.c (ix86_expand_branch): Don't split
24113 DI mode xor instruction to SI mode.
24115 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24118 * ipa-icf.c (sem_function::merge): Virtual functions may become
24119 reachable even if they address is not taken and there are no
24122 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24124 * lto-streamer-out.c (subtract_estimated_size): New function.
24125 (get_symbol_initial_value): Use it.
24127 2016-01-15 Christian Bruel <christian.bruel@st.com>
24130 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24131 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24132 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24133 use add_builtin_function_ext_scope instead of add_builtin_function.
24134 (neon_set_p, neon_crypto_set_p): Remove.
24135 (arm_init_builtins): Always call arm_init_neon_builtins and
24136 arm_init_crypto_builtins.
24137 (arm_expand_builtin): Check that builtins are allowed for the arch.
24138 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24139 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24140 arm_init_neon_builtins call.
24142 2016-01-15 Richard Biener <rguenther@suse.de>
24144 PR tree-optimization/69117
24145 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24146 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24147 of the leader conservatively.
24148 (free_scc_vn): Restore original SSA name infos.
24150 2016-01-14 Jeff Law <law@redhat.com>
24152 PR tree-optimization/69270
24153 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24154 single bit of precision, verify it's also unsigned.
24155 (record_edge_info): Use constant_boolean_node rather than fold_convert
24156 to convert boolean_true/boolean_false to the right type.
24158 2016-01-14 Richard Henderson <rth@redhat.com>
24161 * loop-doloop.c (record_reg_sets): New.
24162 (doloop_optimize): Reject the transform if the sequence
24163 clobbers registers live at the end of the loop block.
24164 (doloop_optimize_loops): Enable df_live if needed.
24166 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24168 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24169 * config/rs6000/rs6000.c: Likewise.
24170 * config/rs6000/rs6000.h: Likewise.
24171 * config/rs6000/rs6000.md: Likewise.
24172 * doc/extend.texi: Likewsie.
24174 2016-01-14 Jeff Law <law@redhat.com>
24176 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24179 2016-01-14 Richard Henderson <rth@redhat.com>
24183 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24184 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24185 instead of builtin_decl_declared_p to test for declaration.
24187 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24189 * doc/loop.texi (Loop Analysis and Representation): Document
24190 loop_depth function.
24192 2016-01-14 Tom de Vries <tom@codesourcery.com>
24194 PR tree-optimization/68773
24195 * omp-low.c (expand_omp_target): Don't set force_output.
24196 * varpool.c (varpool_node::get_create): Same.
24197 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24198 offload_funcs with force_output.
24200 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24203 * lra-eliminations.c (move_plus_up): Don't change anything if either
24204 the outer or inner subreg mode is not MODE_INT.
24205 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24206 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24208 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24210 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24211 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24212 reduc_uplus_@var{m}): Remove.
24213 * expr.c (expand_expr_real_2): Remove expansion path for
24214 reduc_[us](min|max|plus) optabs.
24215 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24216 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24217 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24218 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24219 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24220 reduc_[us](min|max|plus) optabs.
24222 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24224 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24225 (reduc_plus_scal_v2sf): New.
24226 (reduc_smax_v2sf): Rename to...
24227 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24228 (reduc_smin_v2sf): Rename to...
24229 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24231 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24233 * alias.c (compare_base_symbol_refs): New function.
24234 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24237 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24239 PR middle-end/68146
24240 PR tree-optimization/69155
24241 * tree-complex.c: Include cfganal.h.
24242 (phis_to_revisit): New variable.
24243 (extract_component): Add phiarg_p argument. Assert that returned
24244 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24245 (update_phi_components): Partly rewrite to use loop over real/imag
24246 components instead of code duplication. If extract_component returns
24247 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24248 create_tmp_reg into the PHI node instead, and mention the phi triplet
24249 in phis_to_revisit.
24250 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24251 in phis_to_revisit at the end.
24253 2016-01-14 Richard Biener <rguenther@suse.de>
24255 PR tree-optimization/68060
24256 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24257 outer loop reduction is only used in the inner loop before
24258 detecting a double reduction.
24260 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24263 * combine.c (expand_field_assignment): Punt if compute_mode is
24264 unsupported scalar mode.
24266 2016-01-14 Richard Biener <rguenther@suse.de>
24268 PR tree-optimization/66856
24269 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24270 SLP node only if it built successfully.
24271 (vect_analyze_slp_instance): Adjust.
24273 2016-01-14 Jeff Law <law@redhat.com>
24275 PR tree-optimization/69270
24276 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24277 (record_edge_info): Use it. Convert boolean_{true,false}_node
24278 to the type of op0.
24280 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24283 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24284 use block_ultimate_origin
24285 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24287 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24289 * doc/invoke.texi (Submodel Options): Rename section to
24290 "Machine-Dependent Options" to better reflect its content.
24291 Rewrite introductory text to remove archaic CPU names.
24294 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24296 * doc/invoke.texi (Code Gen Options): Move section up in file,
24297 before target-specific options. Update menu and option summary
24298 to reflect the new section ordering.
24300 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24302 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24303 (C++ Dialect Options): Add cross-reference to -std option.
24304 * doc/standards.texi (C++ Language): Document C++14 support.
24306 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24308 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24309 for pack/unpack functions for __ibm128.
24310 (PACK_IF): Likewise.
24311 (UNPACK_IF): Likewise.
24313 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24314 support for __ibm128 pack/unpack functions.
24315 (rs6000_invalid_builtin): Likewise.
24316 (rs6000_init_builtins): Likewise.
24317 (rs6000_opt_masks): Likewise.
24319 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24320 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24322 (RS6000_BTM_COMMON): Likewise.
24324 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24325 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24326 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24327 128-bit floating point. Add support for the double values to be
24328 in Altivec registers for TF/IF packing and unpacking, but restrict
24329 TD packing sub-fields to be FPR registers. Don't allow overlapped
24330 register support for packing. Allow pack inputs to be memory
24331 locations. Don't build generator functions for unpack<mode>_dm
24332 and unpack<mode>_nodm.
24333 (unpack<mode>_dm): Likewise.
24334 (unpack<mode>_nodm): Likewise.
24335 (pack<mode>): Likewise.
24337 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24338 built-in functions to pack/unpack explicit __ibm128 values.
24339 (__builtin_unpack_ibm128): Likewise.
24341 * doc/extend.texi (PowerPC Built-in Functions): Document
24342 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24344 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24347 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24348 Add new arg loc and pass it down as context.
24349 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24350 to the location to use for the warning.
24351 (check_function_arguments): New arg loc. All callers changed. Pass
24352 it to check_function_nonnull.
24353 * c-common.h (check_function_arguments): Adjust declaration.
24355 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24357 PR tree-optimization/69156
24358 * gimple.c (validate_type): Removed.
24359 (gimple_builtin_call_types_compatible_p): Use
24360 useless_type_conversion_p instead of validate_type.
24361 * value-prof.c (gimple_stringop_fixed_value): Fold
24362 icall_size to correct type.
24364 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24366 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
24369 2016-01-13 Richard Henderson <rth@redhat.com>
24372 * target.def (builtin_tm_load, builtin_tm_store): Remove.
24373 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
24374 (ix86_builtin_tm_store): Remove.
24375 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24376 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24377 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
24378 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
24379 * doc/tm.texi: Rebuild.
24381 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
24382 (BUILT_IN_TM_MEMCPY_RTWN): New.
24383 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
24384 fallback from vector to integer helpers.
24385 (build_tm_load): Handle vector types directly, instead of
24387 (build_tm_store): Likewise.
24388 (expand_assign_tm): Prepare for register types not handled by
24389 the above. Copy them to memory and use memcpy.
24390 * tree.c (tm_define_builtin): New.
24391 (find_tm_vector_type): New.
24392 (build_tm_vector_builtins): New.
24393 (build_common_builtin_nodes): Call it.
24395 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
24397 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
24398 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
24400 2016-01-13 Tom de Vries <tom@codesourcery.com>
24402 PR tree-optimization/69169
24403 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
24404 handled_struct_type param.
24405 (create_variable_info_for, intra_create_variable_infos): Call
24406 create_variable_info_for_1 with extra arg.
24408 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
24410 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
24411 and "armv8.1-a+crc" entries.
24413 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
24416 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
24417 Change first operand predicate from register_or_constm1_operand
24418 to register_operand.
24419 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
24420 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
24421 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
24422 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
24423 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
24424 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
24425 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
24426 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
24427 comparison with constm1_rtx from vec_prefetch_gen part.
24429 2016-01-13 Richard Biener <rguenther@suse.de>
24431 PR tree-optimization/69013
24432 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
24433 Exchange assert for a test.
24435 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24438 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
24440 2016-01-13 Richard Biener <rguenther@suse.de>
24442 PR tree-optimization/69242
24443 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
24444 assert with a check.
24446 2016-01-13 Richard Biener <rguenther@suse.de>
24448 PR tree-optimization/69186
24449 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
24450 Properly guard vect_update_misalignment_for_peel call.
24452 2016-01-12 Jeff Law <law@redhat.com>
24454 PR tree-optimization/pr67755
24455 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
24456 "need_profile_correction".
24457 (thread_block_1): Initialize new field to false by default. If we
24458 have multiple thread paths through a common joiner to different
24459 final targets, then set new field to true.
24460 (compute_path_counts): Only do count adjustment when it's really
24463 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24465 * doc/invoke.texi (Spec Files): Move section down in file, past
24466 all command-line option descriptions.
24468 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24470 PR middle-end/54809
24471 * doc/gty.texi: Remove documentation of mark_hook.
24472 * gengtype.c (struct write_types_data): Remove code to support
24473 mark_hook attribute.
24474 (walk_type): Likewise.
24475 (write_func_for_structure): Likewise.
24477 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24479 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
24480 Directory Options, and -specs= to Overall Options.
24481 (Overall Options): Adjust similarly. Reorder to group related
24482 options together. Make -specs= cross-reference the spec file details.
24483 (Directory Options): Adjust similarly.
24485 2016-01-12 Jeff Law <law@redhat.com>
24487 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
24489 2016-01-12 Olivier Hainque <hainque@adacore.com>
24491 * gcc.c (spec_undefvar_allowed): New global.
24492 (process_command): Set to true when running for --version or --help,
24494 (getenv_spec_function): When the variable is not defined, use the
24495 variable name as the variable value if we're allowed not to issue
24498 2016-01-12 Bin Cheng <bin.cheng@arm.com>
24500 PR tree-optimization/68911
24501 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
24502 information computed for expression "init + nit * step".
24504 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
24506 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
24507 about name of GCC executable. Remove deleted node from menu.
24508 (Directory Options) <-B>: Remove cross-reference to deleted node.
24509 (Target Options): Delete section.
24511 2016-01-12 Christian Bruel <christian.bruel@st.com>
24514 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
24515 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
24517 2016-01-12 Jakub Jelinek <jakub@redhat.com>
24520 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
24521 aligned_mem is properly set for AVX512-VL floating point masked
24525 * ifcvt.c (cond_exec_process_if_block): When removing the last
24526 insn from then_bb, remove also any possible barriers that follow it.
24528 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
24532 * config/i386/iamcu.h (SIZE_TYPE): New macro.
24533 (PTRDIFF_TYPE): Likewise.
24534 (WCHAR_TYPE): Likewise.
24535 (WCHAR_TYPE_SIZE): Likewise.
24536 (STDINT_LONG32): Likewise.
24538 2016-01-12 Richard Biener <rguenther@suse.de>
24540 PR tree-optimization/69053
24541 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
24542 convert initial value for cond reductions.
24544 2016-01-12 Richard Biener <rguenther@suse.de>
24546 PR tree-optimization/69007
24547 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
24548 widen_sum after dot_prod and sad.
24550 2016-01-12 Richard Biener <rguenther@suse.de>
24552 PR tree-optimization/69168
24553 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
24554 pattern stmt SLP type.
24555 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
24556 end up unused so cope with that case.
24558 2016-01-12 Richard Biener <rguenther@suse.de>
24560 PR tree-optimization/69157
24561 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
24562 stmts def type only during analyze phase.
24563 (vectorizable_call): Likewise.
24564 (vectorizable_simd_clone_call): Likewise.
24565 (vectorizable_conversion): Likewise.
24566 (vectorizable_assignment): Likewise.
24567 (vectorizable_shift): Likewise.
24568 (vectorizable_operation): Likewise.
24569 (vectorizable_store): Likewise.
24570 (vectorizable_load): Likewise.
24572 2016-01-12 Richard Biener <rguenther@suse.de>
24574 PR tree-optimization/69174
24575 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
24577 (vectorizable_load): Properly compute the number of loads needed
24578 for permuted strided SLP loads and do not spuriously assign
24579 to SLP_TREE_VEC_STMTS.
24581 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
24583 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
24584 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
24585 (MD_EXEC_PREFIX): Remove.
24586 (MD_STARTFILE_PREFIX) Removee.
24587 (FILE_NAME_ABSOLUTE_P): Remove.
24588 (CPP_SPEC): Do not read macros from sys/version.h.
24589 (LINK_COMMAND_SPEC): Remove.
24590 (LOCAL_INCLUDE_DIR): Remove.
24591 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
24592 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
24593 (POST_LINK_SPEC): Define to invoke stubify after linker
24594 (LIBSTDCXX): Remove define
24595 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
24596 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
24597 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
24598 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
24599 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
24600 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
24601 (i386_djgpp_asm_named_section): Add propotype of new procedure
24603 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
24604 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
24605 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
24606 in config/i386/djgpp.h).
24607 (STANDARD_STARTFILE_PREFIX_2): Define identical to
24608 STANDARD_STARTFILE_PREFIX_1.
24609 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
24610 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
24611 installation errors.
24612 (MAX_OFILE_ALIGNMENT): Define to 128.
24613 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
24615 * config/i386/djgpp.c: New file. Add implementation of
24616 i386_djgpp_asm_named_section.
24618 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
24620 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
24621 Add rule for building djgpp.o.
24623 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24625 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
24626 (rtx_is_swappable_p): Reductions are swappable.
24627 (insn_is_swappable_p): V2DF reductions are swappable.
24629 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
24631 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
24632 reloads for other unsupported memory operands.
24634 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24635 Jim Wilson <jim.wilson@linaro.org>
24638 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
24639 copy_to_mode_reg instead of force_reg.
24641 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24644 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
24645 TARGET_80387 is true.
24647 2016-01-11 Jakub Jelinek <jakub@redhat.com>
24650 * lra-eliminations.c (move_plus_up): Only move plus up
24651 if subreg of the constant can be simplified into constant
24652 and use the simplified subreg of the constant instead of
24653 the original constant.
24655 * fold-const.c (fold_convertible_p): Don't return true
24656 for conversion of VECTOR_TYPE to same sized integral type.
24657 (fold_convert_loc): Fix up formatting. Fold conversion of
24658 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
24659 instead of NOP_EXPR.
24661 PR tree-optimization/69214
24662 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
24663 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24666 PR tree-optimization/69207
24667 * tree-vect-slp.c (vect_get_constant_vectors): For
24668 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
24669 fold_convertible_p to vector_type's element type, and always
24670 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
24672 2016-01-11 Richard Biener <rguenther@suse.de>
24674 PR tree-optimization/69173
24675 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
24676 fixup the cycle if all stmts are in a pattern.
24678 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
24680 PR middle-end/68999
24681 * alias.c (base_alias_check): Move check for addresses with
24682 alignment ANDs before the call for compare_base_decls.
24683 (memrefs_conflict_p): Return -1 for different decls
24684 that went through alignment adjustments.
24686 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24688 PR rtl-optimization/68796
24689 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
24690 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
24691 and QImode comparisons against zero with CC_NZmode.
24692 * config/aarch64/iterators.md (short_mask): New mode_attr.
24694 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
24696 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
24697 (<avx512>_store<mode>_mask): Likewise.
24699 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
24700 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24702 PR rtl-optimization/68841
24703 * ifcvt.c (struct noce_if_info): Add orig_x field.
24704 (bbs_ok_for_cmove_arith): Add to_rename parameter.
24705 Don't record conflicts on to_rename if it's present.
24706 Allow memory destinations in sets.
24707 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
24708 blocks, passing orig_x to the checks.
24709 (noce_process_if_block): Set if_info->orig_x appropriately.
24711 2016-01-11 Tom de Vries <tom@codesourcery.com>
24713 PR tree-optimization/69069
24714 * tree-parloops.c (create_parallel_loop): Add missing phi args.
24716 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
24718 PR rtl-optimization/68920
24719 * config/i386/i386.c (ix86_option_override_internal): Restrict number
24720 of conditional moves for RTL if-conversion to 1 for
24721 TARGET_ONE_IF_CONV_INSN.
24722 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
24723 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
24724 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
24725 parameter to restirct number of conditional moves for
24727 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
24728 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
24731 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
24734 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
24735 onepart vars. Fix typo in comment. Fix reversed condition in
24737 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
24740 * var-tracking.c (dump_onepart_variable_differences): New.
24741 (dataflow_set_different): If a detailed dump is requested,
24742 delay early returns and dump differences between onepart
24743 variables present before and after, and added variables.
24745 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24748 * expr.c (expand_expr_real_1): For boolean vector constants
24749 with a scalar mode use const_scalar_mask_from_tree.
24750 (const_scalar_mask_from_tree): New.
24751 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
24752 assigned to a mask type to handle constants.
24754 2016-01-11 Martin Jambor <mjambor@suse.cz>
24757 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
24758 useless parameters if we cannot change function signature.
24760 2016-01-11 Martin Jambor <mjambor@suse.cz>
24763 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
24766 2016-01-11 Tom de Vries <tom@codesourcery.com>
24768 PR tree-optimization/69109
24769 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
24772 2016-01-11 Tom de Vries <tom@codesourcery.com>
24774 PR tree-optimization/69108
24775 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
24776 res is not used in a phi.
24778 2016-01-11 Yury Gribov <y.gribov@samsung.com>
24781 * common.opt (frandom-seed): Fix parameter name.
24782 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
24784 2016-01-11 Tom de Vries <tom@codesourcery.com>
24786 PR tree-optimization/69058
24787 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
24790 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
24792 * config/arc/arc.opt (mdiv-rem): Add period to the end.
24793 (mcode-density): Likewise.
24795 2016-01-10 Tom de Vries <tom@codesourcery.com>
24797 PR tree-optimization/69062
24798 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
24799 (parallelize_loops): Don't paralelize loop that has phi with address
24802 2016-01-10 Tom de Vries <tom@codesourcery.com>
24804 PR tree-optimization/69039
24805 * tree-parloops.c (try_create_reduction_list): Only allow single exit
24808 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
24810 PR middle-end/68743
24811 * match.pd: Require target has function_c99_misc before doing
24812 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
24814 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
24816 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
24818 * configure: Regenerate.
24820 2016-01-09 Jakub Jelinek <jakub@redhat.com>
24822 PR middle-end/50865
24823 PR tree-optimization/69097
24824 * fold-const.h (expr_not_equal_to): New prototype.
24825 * fold-const.c: Include stringpool.h and tree-ssanames.h.
24826 (expr_not_equal_to): New function.
24827 * match.pd (X % -Y is the same as X % Y): Don't optimize
24828 unless X is known not to be equal to minimum or Y is known
24829 not to be equal to -1.
24830 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
24831 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
24832 (simplify_stmt_using_ranges): Adjust caller.
24833 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
24834 substitute_and_fold.
24836 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
24838 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
24841 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24843 PR tree-optimization/69167
24844 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
24845 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
24847 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
24849 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24850 Richard Biener <rguenther@suse.de>
24852 PR tree-optimization/68707
24853 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
24854 instances that can be handled via vect_load_lanes.
24856 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
24858 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
24859 if we can't determine address equivalence.
24860 * alias.c (compare_base_decl): Update for changed return value of
24861 symtab_node::equal_address_to.
24863 2016-01-08 Jason Merrill <jason@redhat.com>
24867 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
24868 * expr.c (store_field): Not here.
24869 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
24870 call with TREE_ADDRESSABLE type.
24871 * tree-cfg.c (verify_gimple_call): Adjust.
24873 2016-01-08 Olivier Hainque <hainque@adacore.com>
24875 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
24878 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
24880 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
24881 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
24882 (reduc_smin_v2sf): Rename to...
24883 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
24884 (reduc_splus_v2sf): Rename to...
24885 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
24887 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24889 PR tree-optimization/69162
24890 * gimplify.c (gimplify_va_arg_expr): Encode original type of
24891 valist argument in another argument.
24892 (gimplify_modify_expr): Adjust for the above change. Cleanup.
24893 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
24894 to determine the va_list type, build a MEM_REF instead of
24895 build_fold_indirect_ref.
24897 PR tree-optimization/69172
24898 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
24901 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
24903 PR tree-optimization/67781
24904 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
24905 and cmpnop in two steps: first the ones not accessed in original
24906 gimple expression in a endian independent way and then the ones not
24907 accessed in the final result in an endian-specific way.
24909 2016-01-08 Jakub Jelinek <jakub@redhat.com>
24911 PR tree-optimization/69083
24912 * tree-vect-slp.c (vect_get_constant_vectors): For
24913 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
24914 element type. If op is fold_convertible_p to vector_type's element
24915 type, use NOP_EXPR instead of VCE.
24917 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
24919 PR rtl-optimization/67778
24920 PR rtl-optimization/68634
24921 PR rtl-optimization/68909
24922 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
24923 block from the stack until done with it. Remove a superfluous
24924 bitmap set. Remove a superfluous bitmap test.
24926 2016-01-07 Martin Sebor <msebor@redhat.com>
24929 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
24930 constraint on the type of arguments.
24932 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
24934 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
24935 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
24936 unaligned_access on the gcc_options set.
24937 * config/arm/arm.c (arm_option_override_internal): Use
24938 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
24940 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24943 * config/i386/i386.c (ix86_frame_pointer_required): Enable
24944 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
24946 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
24949 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
24952 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
24953 depending on frame_pointer_needed before remaining integer and SSE
24954 registers are saved.
24956 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
24959 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
24961 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
24964 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
24965 Use the "xBm" constraint.
24966 (float<sseintvecmodelower><mode>2<mask_name><round_name):
24968 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
24969 (sse_cvtsi2ssq<round_name>): Likewise.
24970 (sse_cvtss2si<round_name>): Likewise.
24971 (sse_cvtss2siq<round_name>): Likewise.
24972 (sse2_cvtsi2sdq<round_name>): Likewise.
24973 (sse2_cvtsd2si<round_name>): Likewise.
24974 (sse2_cvtsd2siq<round_name>): Likewise.
24975 * config/i386/subst.md (round_nimm_scalar_predicate): New
24978 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
24980 PR middle-end/67639
24981 * varasm.c (make_decl_rtl): Mark invalid register vars as
24984 PR rtl-optimization/66206
24985 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
24986 All callers changed.
24988 2016-01-07 Jakub Jelinek <jakub@redhat.com>
24990 PR tree-optimization/69141
24991 * tree-ssa-pre.c: Include langhooks.h.
24992 (eliminate_dom_walker::before_dom_children): Use
24993 lang_hooks.decl_printable_name instead of
24994 cgraph_node::get ()->name ().
24996 PR middle-end/68960
24997 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
24998 it and DECL_ALIGN too.
25000 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25002 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25004 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25007 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25008 depending on frame_pointer_needed before remaining integer and SSE
25009 registers are saved.
25011 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25013 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25014 mode iterator with VSX_M2.
25015 (*p9_vecstore_<mode>): Likewise.
25016 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25017 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25018 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25019 (define_split for VSX_LE128 stores): Likewise.
25020 (define_peephole2 for TImode LE swaps): Likewise.
25021 (define_split for VSX_LE128 post-reload stores): Likewise.
25023 2016-01-06 Marek Polacek <polacek@redhat.com>
25026 * convert.c (convert_to_integer_1): Adjust call to
25027 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25028 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25029 EXPR instead of ARG.
25030 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25032 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25035 * doc/extend.texi (RL78 Variable Attributes): New section.
25037 2016-01-05 Marek Polacek <polacek@redhat.com>
25040 * builtins.c (get_memmodel): Use expansion point location rather than
25041 the input location. Call warning_at rather than warning.
25042 (expand_builtin_atomic_compare_exchange): Likewise.
25043 (expand_builtin_atomic_load): Likewise.
25044 (expand_builtin_atomic_store): Likewise.
25045 (expand_builtin_atomic_clear): Likewise.
25047 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25050 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25051 Replace nonimmediate_operand with vector_operand.
25052 * config/i386/predicates.md (vector_operand): New predicate.
25053 (general_vector_operand): Replace nonimmediate_operand with
25055 * config/i386/sse.md: Replace nonimmediate_operand with
25056 vector_operand and m constraint with Bm constraint on SSE
25057 patterns with 16-byte memory operand.
25058 * config/i386/subst.md (round_nimm_predicate): Replace
25059 nonimmediate_operand with vector_operand.
25060 (round_saeonly_nimm_predicate): Likewise.
25061 (round_saeonly_nimm_scalar_predicate): New.
25063 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25066 * config/i386/constraints.md (Bm): New constraint.
25067 * config/i386/predicates.md (vector_memory_operand): New
25069 * config/i386/sse.md: Replace xm with xBm in plusminus and
25070 any_logic patterns.
25072 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25075 * doc/extend.texi (V850 Function Attributes): New section.
25076 (V850 Variable Attributes): New section.
25078 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25081 * doc/extend.texi (MicroBlaze Function Attributes): Document
25082 interrupt_handler and fast_interrupt attributes.
25084 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25087 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25088 for local symbolic operands.
25089 * config/ia64/predicates.md (local_symbolic_operand64): New
25092 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25094 PR rtl-optimization/68651
25095 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25098 2016-01-05 Nathan Sidwell <nathan@acm.org>
25100 * alias.c (compare_base_decls): Use symtab_node::get.
25102 2016-01-05 Nick Clifton <nickc@redhat.com>
25105 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25106 secondary_reload_info structure.
25109 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25110 decls if weak support is available.
25112 2016-01-04 Martin Sebor <msebor@redhat.com>
25114 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25116 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25118 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25119 OPTION_MASK_P9_DFORM.
25121 * config/rs6000/constraints.md (wo constraint): New constraint for
25124 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25126 (rs6000_init_hard_regno_mode_ok): Likewise.
25128 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25131 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25132 expanders not to have constraints. Add support for ISA 3.0 xxperm
25133 instruction. Add support for fusing xxlor with xxperm.
25134 (altivec_vperm_<mode>_internal): Likewise.
25135 (altivec_vperm_v8hiv16qi): Likewise.
25136 (altivec_vperm_<mode>v16q): Likewise.
25137 (altivec_vperm_<mode>_uns): Likewise.
25138 (vperm_v8hiv4si): Likewise.
25139 (vperm_v16qiv8hi): Likewise.
25141 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25143 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25145 Update copyright years.
25147 * gcc.c (process_command): Update copyright notice dates.
25148 * gcov-dump.c (print_version): Ditto.
25149 * gcov.c (print_version): Ditto.
25150 * gcov-tool.c (print_version): Ditto.
25151 * gengtype.c (create_file): Ditto.
25152 * doc/cpp.texi: Bump @copying's copyright year.
25153 * doc/cppinternals.texi: Ditto.
25154 * doc/gcc.texi: Ditto.
25155 * doc/gccint.texi: Ditto.
25156 * doc/gcov.texi: Ditto.
25157 * doc/install.texi: Ditto.
25158 * doc/invoke.texi: Ditto.
25160 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25162 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25163 modes larger than TImode as TImode if NEON is not enabled.
25165 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25168 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25169 mode for %f0-%f31 only if TARGET_FPU.
25171 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25174 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25175 to compute the PACKED_P predicate.
25176 (function_arg_record_value): Minor tweaks.
25178 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25180 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25181 option for arm*-*-* targets.
25183 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25185 * doc/extend.texi (Common Function Attributes): Move docs for
25186 MSP430-specific attributes to....
25187 (MSP430 Function Attributes): ...here. Delete the redundant
25188 entries and copy-edit the remaining text.
25189 (MSP430 Variable Attributes): Use uniform format for index
25190 entries and add a cross-reference to the corresponding function
25193 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25195 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25197 (x86 Options): Likewise.
25199 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25203 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25204 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25205 to corresponding attribute.
25207 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25209 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25210 to correct alphabetization of table. Copy-edit and correct
25212 <stack_protect>: Likewise.
25213 <target_clones>: Likewise.
25215 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25216 Correct punctuation.
25217 (Code Gen Options) <-fno-plt>: Copy-edit.
25219 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25222 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25223 SI values. Explicitly convert SI to DI and vice-versa.
25225 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25227 PR tree-optimization/69070
25228 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25229 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25232 * ubsan.c (ubsan_instrument_float_cast): Call
25233 initialize_sanitizer_builtins.
25236 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25238 Copyright (C) 2016 Free Software Foundation, Inc.
25240 Copying and distribution of this file, with or without modification,
25241 are permitted in any medium without royalty provided the copyright
25242 notice and this notice are preserved.