1 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/69847
4 * lra-constraints.c (process_invariant_for_inheritance): Save
5 pattern instead of src.
6 (remove_inheritance_pseudos): Use the pattern. Add assert.
8 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10 * input.c (string_concat::string_concat): New constructor.
11 (string_concat_db::string_concat_db): New constructor.
12 (string_concat_db::record_string_concatenation): New method.
13 (string_concat_db::get_string_concatenation): New method.
14 (string_concat_db::get_key_loc): New method.
15 (class auto_cpp_string_vec): New class.
16 (get_substring_ranges_for_loc): New function.
17 (get_source_range_for_substring): New function.
18 (get_num_source_ranges_for_substring): New function.
19 (class selftest::lexer_test_options): New class.
20 (struct selftest::lexer_test): New struct.
21 (class selftest::ebcdic_execution_charset): New class.
22 (selftest::ebcdic_execution_charset::s_singleton): New variable.
23 (selftest::lexer_test::lexer_test): New constructor.
24 (selftest::lexer_test::~lexer_test): New destructor.
25 (selftest::lexer_test::get_token): New method.
26 (selftest::assert_char_at_range): New function.
27 (ASSERT_CHAR_AT_RANGE): New macro.
28 (selftest::assert_num_substring_ranges): New function.
29 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
30 (selftest::assert_has_no_substring_ranges): New function.
31 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
32 (selftest::test_lexer_string_locations_simple): New function.
33 (selftest::test_lexer_string_locations_ebcdic): New function.
34 (selftest::test_lexer_string_locations_hex): New function.
35 (selftest::test_lexer_string_locations_oct): New function.
36 (selftest::test_lexer_string_locations_letter_escape_1): New function.
37 (selftest::test_lexer_string_locations_letter_escape_2): New function.
38 (selftest::test_lexer_string_locations_ucn4): New function.
39 (selftest::test_lexer_string_locations_ucn8): New function.
40 (selftest::uint32_from_big_endian): New function.
41 (selftest::test_lexer_string_locations_wide_string): New function.
42 (selftest::uint16_from_big_endian): New function.
43 (selftest::test_lexer_string_locations_string16): New function.
44 (selftest::test_lexer_string_locations_string32): New function.
45 (selftest::test_lexer_string_locations_u8): New function.
46 (selftest::test_lexer_string_locations_utf8_source): New function.
47 (selftest::test_lexer_string_locations_concatenation_1): New
49 (selftest::test_lexer_string_locations_concatenation_2): New
51 (selftest::test_lexer_string_locations_concatenation_3): New
53 (selftest::test_lexer_string_locations_macro): New function.
54 (selftest::test_lexer_string_locations_stringified_macro_argument):
56 (selftest::test_lexer_string_locations_non_string): New function.
57 (selftest::test_lexer_string_locations_long_line): New function.
58 (selftest::test_lexer_char_constants): New function.
59 (selftest::input_c_tests): Call the new test functions once per
60 case within the line_table test matrix.
61 * input.h (struct string_concat): New struct.
62 (struct location_hash): New struct.
63 (class string_concat_db): New class.
64 * substring-locations.h: New header.
66 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
68 PR tree-optimization/72810
69 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
70 the type of the case labels when truncating.
72 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
75 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
76 (aarch64_fp16_ptr_type_node): Likewise.
77 * config/aarch64/aarch64-simd-builtins.c
78 (aarch64_fp16_ptr_type_node): Define.
79 (aarch64_init_fp16_types): New, refactored out of...
80 (aarch64_init_builtins): ...here, update to call
81 aarch64_init_fp16_types.
82 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
84 (aapcs_vfp_sub_candidate): Likewise.
86 2016-08-05 Martin Liska <mliska@suse.cz>
88 Joshua Cranmer <Pidgeot18@gmail.com>
90 * gcov.c (line_t::has_block): New function.
91 (enum loop_type): New enum.
92 (handle_cycle): New function.
95 (get_cycles_count): Likewise.
96 (accumulate_line_counts): Use new loop detection algorithm.
98 2016-08-05 Martin Liska <mliska@suse.cz>
100 * gcov.c (output_intermediate_file): Rename
101 function_info::line_next to next_file_fn.
102 (process_file): Likewise.
103 (read_graph_file): Likewise.
104 (accumulate_line_counts): Likewise.
105 (output_lines): Likewise.
107 2016-08-05 Richard Biener <rguenther@suse.de>
109 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
110 restriction on threading to a loop header.
112 2016-08-05 Richard Biener <rguenther@suse.de>
114 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
115 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
116 adjust loop info accordingly.
118 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
120 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
121 before folding call to __builtin_constant_p with parameters to false.
123 2016-08-05 Alan Modra <amodra@gmail.com>
125 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
126 code accidentally committed 2016-05-02 providing class when given
129 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
131 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
132 the case label ranges that partially overlap with OP's value
135 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
139 Cast builtin function result to __mmask16 instead of __mmask8.
140 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
141 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
142 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
144 2016-08-04 David Malcolm <dmalcolm@redhat.com>
146 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
147 (ASSERT_TRUE_AT): New macro.
148 (ASSERT_FALSE): Reimplement in terms of...
149 (ASSERT_FALSE_AT): New macro.
150 (ASSERT_STREQ_AT): Fix typo in comment.
152 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
154 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
155 labels are exhaustive, designate the label with the widest
156 range to be the default label.
158 2016-08-04 Andrew Pinski <apinski@cavium.com>
160 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
161 (thunderx_tunings): Use thunderx_vector_cost instead of
164 2016-08-04 Martin Liska <mliska@suse.cz>
166 * gcov.c (main): Fix GNU coding style.
167 (output_intermediate_file): Likewise.
168 (process_file): Likewise.
169 (generate_results): Likewise.
170 (release_structures): Likewise.
171 (create_file_names): Likewise.
172 (find_source): Likewise.
173 (read_graph_file): Likewise.
174 (find_exception_blocks): Likewise.
175 (canonicalize_name): Likewise.
176 (make_gcov_file_name): Likewise.
177 (mangle_name): Likewise.
178 (accumulate_line_counts): Likewise.
179 (output_branch_count): Likewise.
180 (read_line): Likewise.
182 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
184 PR rtl-optimization/71779
185 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
186 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
187 or if it was truncated.
189 PR rtl-optimization/70903
190 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
192 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
194 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
195 accessing SSA_NAME_PTR_INFO.
197 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
200 * common/config/avr/avr-common.c (avr_option_optimization_table)
201 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
203 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
206 * config/avr/avr.md: New pattern to work around do_store_flag
207 generating shift instructions for bit extractions.
209 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
211 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
213 (add_equivalence): Likewise.
214 (get_value_range): Allocate value range with vrp_value_range_pool.
215 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
216 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
218 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
220 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
221 the default for the rs6000 port.
223 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
226 * calls.c (special_function_p): Remove special handling of
227 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
228 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
229 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
231 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
234 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
235 Don't stop on regular insns.
237 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
239 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
240 size to DImode boundary.
241 (nvptx_propagate): Likewise.
243 2016-08-03 Alan Modra <amodra@gmail.com>
245 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
246 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
247 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
248 from -mefficient-unaligned-vector. Note that this affects fp too.
250 2016-08-03 Alan Modra <amodra@gmail.com>
252 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
255 2016-08-03 Alan Modra <amodra@gmail.com>
257 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
258 to a reg. Localize vars.
260 2016-08-03 Alan Modra <amodra@gmail.com>
262 * config/rs6000/rs6000.opt: Remove negatives from help strings
265 2016-08-03 Alan Modra <amodra@gmail.com>
267 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
268 Delete duplicated code.
270 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
273 * lra-spills.c (regno_in_use_p): New.
274 (lra_final_code_change): Use it.
276 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
278 PR rtl-optimization/69847
279 * lra-int.h (struct lra-reg): Use restore_rtx instead of
282 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
284 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
285 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
286 * lra-spills.c (lra_final_code_change): Don't delete insn when the
287 next insn is USE with the same reg as the current insn source.
288 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
290 (lra_constraints_init): Call initiate_invariants.
291 (lra_constraints_finish): Call finish_invariants.
292 (struct invariant, invariant_t, invariant_ptr_t): New.
293 (const_invariant_ptr_t, invariants, invariants_pool): New.
294 (invariant_table, invariant_hash, invariant_eq_p): New.
295 (insert_invariant, initiate_invariants, finish_invariants): New.
296 (clear_invariants, invalid_invariant_regs): New.
297 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
298 instead of restore_regno.
299 (invariant_p, process_invariant_for_inheritance): New.
300 (inherit_in_ebb): Implement invariant inheritance.
301 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
302 (remove_inheritance_pseudos): Implement undoing invariant
304 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
305 instead of restore_regno.
306 * lra-assigns.c (regno_live_length): New.
307 (reload_pseudo_compare_func): Use regno_live_length.
308 (assign_by_spills): Use restore_rtx instead of restore_regno.
309 (lra_assign): Ditto. Initiate regno_live_length.
311 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
313 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
314 __builtin_aarch64_fmindf.
316 2016-08-02 Bin Cheng <bin.cheng@arm.com>
318 PR tree-optimization/34114
319 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
320 information for more control IVs.
322 2016-08-02 Bin Cheng <bin.cheng@arm.com>
324 PR tree-optimization/34114
325 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
326 PLUS_EXPR case. Handle SSA_NAME case.
328 2016-08-02 Tamar Christina <tamar.christina@arm.com>
330 * config/aarch64/aarch64-simd-builtins.def
331 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
332 (__builtin_aarch64_fmaxdf): Likewise.
333 (__builtin_aarch64_smin_nandf): Likewise.
334 (__builtin_aarch64_smax_nandf): Likewise.
335 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
336 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
337 (<fmaxmin><mode>3): ...this.
338 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
339 (vminnm_f64): Likewise.
340 (vmin_f64): Likewise.
341 (vmax_f64): Likewise.
342 * config/aarch64/iterators.md (FMAXMIN): Merge with...
343 (FMAXMIN_UNS): ...this.
344 (fmaxmin): Merged with
345 (fmaxmin_op): ...this...
346 (maxmin_uns_op): ...in to this.
348 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
350 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
351 Add support for vec_extract on vector float, vector int, vector
352 short, and vector char vector types.
353 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
354 vector float, vector int, vector short, and vector char
355 optimizations on 64-bit ISA 2.07 systems for both constant and
356 variable element numbers.
357 (rs6000_split_vec_extract_var): Likewise.
358 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
359 Altivec registers on ISA 2.07 and above.
360 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
361 which never was matched due to the split occuring before register
362 allocation (and the code would not have worked on little endian
363 systems if it did match). Allow extracts to go to the Altivec
364 registers if ISA 2.07 (power8). Change from using "" around the
365 C++ code to using {}'s.
366 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
367 vec_extracts when the vector is in memory.
368 (vsx_extract_v4sf_var): New insn to optimize vector float
369 vec_extracts when the element number is variable on 64-bit ISA
371 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
372 for 64-bit ISA 2.07 as well as ISA 3.0.
373 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
374 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
375 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
376 optimize vector int, vector short, and vector char vec_extracts
377 when the vector is in memory.
378 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
379 optimize vector int, vector short, and vector char vec_extracts
380 when the element number is variable.
382 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
385 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
386 does not overlap with other symbol flags.
388 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
390 * config/aarch64/aarch64.h (aarch64_frame):
391 Remove padding0 and hardfp_offset. Add locals_offset,
392 initial_adjust, callee_adjust, callee_offset and final_adjust.
393 * config/aarch64/aarch64.c (aarch64_layout_frame):
394 Remove unused padding0 and hardfp_offset initializations.
395 Choose frame layout and set frame variables accordingly.
396 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
397 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
398 (aarch64_pop_regs): Likewise.
399 (aarch64_expand_prologue): Remove all decision code, just emit
400 prolog according to frame variables.
401 (aarch64_expand_epilogue): Remove all decision code, just emit
402 epilog according to frame variables.
403 (aarch64_initial_elimination_offset): Use offset to local/arg area.
405 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
409 fix_debug_reg_uses after changing source register mode to
410 V1TImode if source register is undefined.
412 2015-08-01 Alan Hayward <alan.hayward@arm.com>
414 PR tree-optimization/71818
415 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
416 with non invariant evolutions
418 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
421 * config/avr/avr.md (length) [branch]: Correct insn length
422 attribute for forward branches.
424 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
426 * doc/extend.texi (AVR Built-in Functions): Document
428 * config/avr/builtins.def (NOPS): New.
429 * config/avr/avr.c (avr_expand_nops): New static function.
430 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
432 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
434 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
435 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
438 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
440 * config/aarch64/aarch64.c (vulcan_tunings): Update
441 vulcan L1 cache_line_size.
443 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
445 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
446 function that takes a vector memory address, a hard register, an
447 element number and a temporary base register, and recreates an
448 address that points to the appropriate element within the vector.
449 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
450 (rs6000_split_vec_extract_var): Add support for the target of a
451 vec_extract with variable element number being a scalar memory
453 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
455 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
456 vsx_extract_<mode>_load insn with a new insn that optimizes
457 storing either element to a memory location, using scratch
458 registers to pick apart the vector and reconstruct the address.
459 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
460 (vsx_extract_<mode>_store): Rework alternatives to more correctly
461 support Altivec registers. Add support for ISA 3.0 Altivec d-form
463 (vsx_extract_<mode>_var): Add support for extracting a variable
464 element number from memory.
466 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
468 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
469 when testing for compares against constants of the form 0xabab.
471 2016-07-29 Bin Cheng <bin.cheng@arm.com>
473 PR tree-optimization/57558
474 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
476 (vect_loop_versioning): Support versioning with niter assumptions.
477 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
478 (vect_get_loop_niters): New parameter. Reimplement to support
479 assumptions in loop niter info.
480 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
481 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
482 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
483 Support loop versioning for niters.
484 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
485 (vect_free_loop_info_assumptions): New function.
486 (vectorize_loops): Free loop niter info for loops with flag
487 LOOP_F_ASSUMPTIONS set if vectorization failed.
488 * tree-vectorizer.h (struct _loop_vec_info): New field
489 num_iters_assumptions.
490 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
491 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
492 (LOOP_REQUIRES_VERSIONING): New macro.
493 (vect_free_loop_info_assumptions): New decl.
495 2016-07-29 Bin Cheng <bin.cheng@arm.com>
497 * cfgloop.h (struct loop): New field constraints.
498 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
499 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
501 * cfgloop.c (alloc_loop): Initialize new field.
502 * cfgloopmanip.c (copy_loop_info): Copy constraints.
503 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
504 Adjust niter analysis wrto loop constraints.
505 * doc/loop.texi (@node Number of iterations): Add description for loop
508 2016-07-29 Marek Polacek <polacek@redhat.com>
511 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
512 (ix86_expand_round_builtin): Likewise.
514 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
515 Georg-Johann Lay <avr@gjlay.de>
517 PR rtl-optimization/71976
518 * combine.c (get_last_value): Return 0 if the argument for which
519 the function is called has a wider mode than the recorded value.
521 2016-07-29 Marek Polacek <polacek@redhat.com>
524 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
525 (altivec_expand_st_builtin): Likewise.
527 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
529 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
530 introduced in r238381.
532 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
535 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
536 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
538 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
540 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
543 Add support for vec_extract of vector double or vector long having
544 a variable element number on 64-bit ISA 2.07 systems or newer.
545 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
547 (rs6000_split_vec_extract_var): New function to split a
548 vec_extract built-in function with variable element number.
549 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
551 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
552 (UNSPEC_VSX_EXTRACT): Likewise.
553 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
554 direct move instructions to be generated on 64-bit ISA 2.07
555 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
557 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
558 arguments for vec_extract variable element.
559 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
560 vec_extract with variable element on V2DFmode and V2DImode
562 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
563 -mupper-regs-df requirement, since it isn't needed.
564 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
565 do direct moves on 64-bit systems, which allows optimization of
566 vec_extract on 64-bit ISA 2.07 systems and newer.
568 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
569 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
571 * config/aarch64/aarch64.md
572 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
574 (<optab>qihi2_aarch64): Likewise, and split into two.
575 (extendqihi2_aarch64): New.
576 (zero_extendqihi2_aarch64): New.
577 * config/aarch64/iterators.md (ldrxt): Remove.
578 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
581 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
583 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
585 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
587 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
588 (aarch64_push_reg): New function to push 1 or 2 registers.
589 (aarch64_pop_reg): New function to pop 1 or 2 registers.
590 (aarch64_expand_prologue): Use aarch64_push_regs.
591 (aarch64_expand_epilogue): Use aarch64_pop_regs.
593 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
595 PR tree-optimization/71734
596 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
597 attribute instead of REF_LOOP and use it.
598 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
599 set it for Loops having non-zero safelen attribute.
600 (ref_indep_loop_p): Pass zero as initial value for safelen.
602 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
606 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
607 call using chkp_gimple_call_builtin_p.
608 (chkp_copy_bounds_for_assign): Likewise.
610 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
612 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
613 * config/arm/arm-protos.h (struct tune_params): Likewise.
614 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
615 (cortex_a9_sched_adjust_cost): Likewise.
616 (fa726te_sched_adjust_cost): Likewise.
617 (arm_adjust_cost): Likewise.
618 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
619 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
620 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
621 * config/i386/i386.c (ix86_adjust_cost): Likewise.
622 * config/ia64/ia64.c: Likewise.
623 * config/m68k/m68k.c: Likewise.
624 * config/mep/mep.c (mep_adjust_cost): Likewise.
625 * config/microblaze/microblaze.c (microblaze_adjust_cost):
627 * config/mips/mips.c (mips_adjust_cost): Likewise.
628 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
630 * config/pa/pa.c (pa_adjust_cost): Likewise.
631 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
632 (rs6000_debug_adjust_cost): Likewise.
633 * config/sh/sh.c (sh_adjust_cost): Likewise.
634 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
635 (hypersparc_adjust_cost): Likewise.
636 (sparc_adjust_cost): Likewise.
637 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
638 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
639 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
641 * config/visium/visium.c (visium_adjust_cost): Likewise.
642 * doc/tm.texi: Regenerate.
643 * haifa-sched.c (dep_cost_1): Adjust.
644 * target.def: Merge adjust_cost and adjust_cost_2.
646 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
648 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
650 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
652 * store-motion.c (struct st_expr): Make pattern_regs a vector.
653 (extract_mentioned_regs): Append to a vector instead of
654 returning a rtx_expr_list.
655 (st_expr_entry): Adjust.
656 (free_st_expr_entry): Likewise.
657 (store_ops_ok): Likewise.
658 (store_killed_in_insn): Likewise.
659 (find_moveable_store): Likewise.
661 2016-07-28 Martin Liska <mliska@suse.cz>
663 PR gcov-profile/68025
664 * tree-profile.c (tree_profiling): Respect
665 no_profile_instrument_function attribute.
666 * doc/extend.texi: Document no_profile_instrument_function
669 2016-07-28 Martin Liska <mliska@suse.cz>
671 PR rtl-optimization/70944
672 * combine.c (make_compound_operation):
673 Do not allow make_compound_operation for vector mode
675 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
678 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
679 before calling get_ops.
681 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
683 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
684 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
685 (BITS_PER_UNIT_LOG): Remove.
686 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
687 * expr.c (expand_assignment): Likewise.
688 * stor-layout.c (initialize_sizetypes): Likewise.
690 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
692 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
693 signature of rs6000_expand_vector_extract so that the element
694 number is a RTX instead of a constant integer.
695 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
697 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
698 (altivec_expand_vec_ext_builtin): Likewise.
699 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
700 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
703 2016-07-27 David Malcolm <dmalcolm@redhat.com>
705 * input.c (get_pure_location): Move here from tree.c.
706 (make_location): Likewise. Add header comment.
707 (selftest::test_accessing_ordinary_linemaps): Verify
708 pure_location_p, make_location, get_location_from_adhoc_loc and
710 * input.h (get_pure_location): Move declaration here from tree.h.
711 (get_finish): Likewise for inline function.
712 (make_location): Likewise for declaration.
713 * tree.c (get_pure_location): Move to input.c.
714 (make_location): Likewise.
715 * tree.h (get_pure_location): Move declaration to tree.h.
716 (get_finish): Likewise for inline function.
717 (make_location): Likewise for declaration.
719 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
722 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
724 2016-07-27 David Malcolm <dmalcolm@redhat.com>
726 * system.h (STATIC_ASSERT): Use static_assert if building
729 2016-07-27 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/72517
732 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
733 Revert change to not compute read-read dependences.
735 2016-07-27 Richard Biener <rguenther@suse.de>
737 * predict.c (set_even_probabilities): Make nedges unsigned.
739 2016-07-27 Martin Liska <mliska@suse.cz>
741 * predict.c (set_even_probabilities): Handle unlikely edges.
742 (combine_predictions_for_bb): Likewise.
744 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
747 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
748 __float128 support when we don't have hardware support, so that
749 the IEEE built-in functions like isgreater, first call __unordkf3
750 to make sure neither operand is a NaN, and if both operands are
751 ordered, do the normal comparison.
753 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
755 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
757 (extract_code_and_val_from_cond_with_ops): Verify that name is
758 either cond_op0 or cond_op1.
760 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
762 PR tree-optimization/18046
763 * genmodes.c (emit_mode_size_inline): Emit an assert that
764 verifies that mode is a valid array index.
765 (emit_mode_nuinits_inline): Likewise.
766 (emit_mode_inner_inline): Likewise.
767 (emit_mode_unit_size_inline): Likewise.
768 (emit_mode_unit_precision_inline): Likewise.
769 * tree-vrp.c: Include params.h.
770 (find_switch_asserts): Register edge assertions for the default
771 label which correspond to the anti-ranges of each case label.
772 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
773 * doc/invoke.texi: Document it.
775 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
777 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
778 and unnecessary call to gimple_bb.
780 2016-07-26 Richard Biener <rguenther@suse.de>
782 PR rtl-optimization/71984
783 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
786 2016-07-26 Richard Biener <rguenther@suse.de>
789 * expmed.c (extract_bit_field_1): Constrain the vector mode
790 with element size matching the extraction mode size when
791 choosing a better vector mode to do the extraction from.
793 2016-07-26 Richard Biener <rguenther@suse.de>
794 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
797 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
800 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
802 * tree-ssa-structalias.c (struct scc_info): Change types of
803 members to auto_sbitmap and auto_vec.
804 (scc_info::scc_info): New constructor.
805 (scc_info::~scc_info): New destructor.
806 (init_scc_info): Remove.
807 (free_scc_info): Remove.
808 (find_indirect_cycles): Adjust.
809 (perform_var_substitution): Likewise.
810 (free_var_substitution_info): Likewise.
812 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
814 * tree-outof-ssa.c (struct elim_graph): Change type of members
815 to auto_vec and auto_sbitmap.
816 (elim_graph::elim_graph): New constructor.
817 (delete_elim_graph): Remove.
818 (expand_phi_nodes): Adjust.
820 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
822 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
823 (new_elim_graph): Adjust.
824 (clear_elim_graph): Likewise.
825 (delete_elim_graph): Likewise.
826 (elim_graph_size): Likewise.
827 (elim_graph_add_node): Likewise.
828 (elim_graph_add_edge): Likewise.
829 (elim_graph_remove_succ_edge): Likewise.
830 (eliminate_name): Likewise.
831 (eliminate_build): Likewise.
832 (elim_forward): Likewise.
833 (elim_unvisited_predecessor): Likewise.
834 (elim_backward): Likewise.
835 (elim_create): Likewise.
836 (eliminate_phi): Likewise.
837 (expand_phi_nodes): Likewise.
839 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
841 * bt-load.c (compute_out): Use auto_sbitmap class.
842 (link_btr_uses): Likewise.
843 * cfganal.c (mark_dfs_back_edges): Likewise.
844 (post_order_compute): Likewise.
845 (inverted_post_order_compute): Likewise.
846 (pre_and_rev_post_order_compute_fn): Likewise.
847 (single_pred_before_succ_order): Likewise.
848 * cfgexpand.c (pass_expand::execute): Likewise.
849 * cfgloop.c (verify_loop_structure): Likewise.
850 * cfgloopmanip.c (fix_bb_placements): Likewise.
851 (remove_path): Likewise.
852 (update_dominators_in_loop): Likewise.
853 * cfgrtl.c (break_superblocks): Likewise.
854 * ddg.c (check_sccs): Likewise.
855 (create_ddg_all_sccs): Likewise.
856 * df-core.c (df_worklist_dataflow): Likewise.
857 * dse.c (dse_step3): Likewise.
858 * except.c (eh_region_outermost): Likewise.
859 * function.c (thread_prologue_and_epilogue_insns): Likewise.
860 * gcse.c (prune_expressions): Likewise.
861 (prune_insertions_deletions): Likewise.
862 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
863 * graph.c (draw_cfg_nodes_no_loops): Likewise.
864 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
865 * lcm.c (compute_earliest): Likewise.
866 (compute_farthest): Likewise.
867 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
868 (unroll_loop_runtime_iterations): Likewise.
869 (unroll_loop_stupid): Likewise.
870 * lower-subreg.c (decompose_multiword_subregs): Likewise.
871 * lra-lives.c: Likewise.
872 * lra.c (lra): Likewise.
873 * modulo-sched.c (schedule_reg_moves): Likewise.
874 (optimize_sc): Likewise.
875 (get_sched_window): Likewise.
876 (sms_schedule_by_order): Likewise.
877 (check_nodes_order): Likewise.
878 (order_nodes_of_sccs): Likewise.
879 (order_nodes_in_scc): Likewise.
880 * recog.c (split_all_insns): Likewise.
881 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
882 * reload1.c (reload): Likewise.
883 * sched-rgn.c (haifa_find_rgns): Likewise.
884 (split_edges): Likewise.
885 (compute_trg_info): Likewise.
886 * sel-sched.c (init_seqno): Likewise.
887 * store-motion.c (remove_reachable_equiv_notes): Likewise.
888 * tree-into-ssa.c (update_ssa): Likewise.
889 * tree-ssa-live.c (live_worklist): Likewise.
890 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
891 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
893 (try_peel_loop): Likewise.
894 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
896 * tree-ssa-pre.c (compute_antic): Likewise.
897 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
898 * tree-stdarg.c (reachable_at_most_once): Likewise.
899 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
900 * var-tracking.c (vt_find_locations): Likewise.
902 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
904 * sbitmap.h (auto_sbitmap): New class.
906 2016-07-26 Alan Modra <amodra@gmail.com>
909 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
912 2016-07-25 David Malcolm <dmalcolm@redhat.com>
914 * input.c (selftest::temp_source_file::temp_source_file): Fix
915 missing "%s" in fprintf.
917 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
920 * cselib.c (cselib_process_insn): Invalidate argument slots for
923 2016-07-25 Jiong Wang <jiong.wang@arm.com>
925 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
926 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
927 vmulxh_lane_f16, vmulxh_laneq_f16): New.
929 2016-07-25 Jiong Wang <jiong.wang@arm.com>
931 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
932 * config/aarch64/aarch64.md (fma, fnma): Support HF.
933 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
935 2016-07-25 Jiong Wang <jiong.wang@arm.com>
937 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
938 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
940 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
941 (add<mode>3): Likewise.
942 (sub<mode>3): Likewise.
943 (mul<mode>3): Likewise.
944 (div<mode>3): Likewise.
945 (*div<mode>3): Likewise.
946 (<fmaxmin><mode>3): Extend to HF.
947 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
948 (fabd<mode>3): Likewise.
949 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
950 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
951 (aarch64_fmulx<mode>): Likewise.
952 (aarch64_fac<optab><mode>): Likewise.
953 (aarch64_frecps<mode>): Likewise.
954 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
955 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
956 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
957 (VSDQ_HSDI): Support HI.
958 (fcvt_target, FCVT_TARGET): Likewise.
959 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
960 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
961 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
962 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
963 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
964 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
965 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
968 2016-07-25 Jiong Wang <jiong.wang@arm.com>
970 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
971 * config/aarch64/aarch64-builtins.c (hi_UP): New.
972 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
973 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
975 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
976 (aarch64_cm<optab><mode>): Likewise.
977 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
978 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
979 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
980 (sqrt<mode>2): Likewise.
981 (*sqrt<mode>2): Likewise.
982 (abs<mode>2): Likewise.
983 (<optab><mode>hf2): New pattern for HF mode.
984 (<optab>hihf2): Likewise.
985 * config/aarch64/arm_neon.h: Include arm_fp16.h.
986 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
987 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
989 * config/aarch64/arm_fp16.h: New file.
990 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
991 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
992 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
993 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
994 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
995 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
996 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
997 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
998 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
999 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
1000 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
1001 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
1004 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1006 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
1007 reduc_smin_scal_): Use VDQIF_F16.
1008 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
1009 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
1011 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
1012 * config/aarch64/iterators.md (VDQIF_F16): New.
1013 (vp): Support HF modes.
1014 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
1015 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
1017 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1019 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
1020 "*aarch64_mulx_elt_from_dup<mode>".
1021 (*aarch64_mul3_elt<mode>): Update schedule type.
1022 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
1023 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
1024 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1025 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
1026 (f, fp): Support HF modes.
1027 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
1028 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
1029 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
1030 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
1031 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
1032 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
1034 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1036 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1037 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
1039 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
1042 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1044 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1045 * config/aarch64/aarch64-simd.md
1046 (aarch64_rsqrts<mode>): Extend to HF modes.
1047 (fabd<mode>3): Likewise.
1048 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
1049 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
1050 (aarch64_<maxmin_uns>p<mode>): Likewise.
1051 (<su><maxmin><mode>3): Likewise.
1052 (<maxmin_uns><mode>3): Likewise.
1053 (<fmaxmin><mode>3): Likewise.
1054 (aarch64_faddp<mode>): Likewise.
1055 (aarch64_fmulx<mode>): Likewise.
1056 (aarch64_frecps<mode>): Likewise.
1057 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
1058 (add<mode>3): Extend to HF modes.
1059 (sub<mode>3): Likewise.
1060 (mul<mode>3): Likewise.
1061 (div<mode>3): Likewise.
1062 (*div<mode>3): Likewise.
1063 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
1065 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
1066 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
1067 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
1068 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
1069 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
1070 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
1071 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
1072 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
1073 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
1074 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
1075 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
1076 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
1077 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
1078 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
1080 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1082 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
1083 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1084 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
1085 (neg<mode>2): Likewise.
1086 (abs<mode>2): Likewise.
1087 (<frint_pattern><mode>2): Likewise.
1088 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
1089 (<optab><VDQF:mode><fcvt_target>2): Likewise.
1090 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
1091 (ftrunc<VDQF:mode>2): Likewise.
1092 (<optab><fcvt_target><VDQF:mode>2): Likewise.
1093 (sqrt<mode>2): Likewise.
1094 (*sqrt<mode>2): Likewise.
1095 (aarch64_frecpe<mode>): Likewise.
1096 (aarch64_cm<optab><mode>): Likewise.
1097 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
1099 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
1100 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
1102 * config/aarch64/arm_neon.h (vdup_n_f16): New.
1103 (vdupq_n_f16): Likewise.
1104 (vld1_dup_f16): Use vdup_n_f16.
1105 (vld1q_dup_f16): Use vdupq_n_f16.
1106 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
1107 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
1108 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
1109 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
1110 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
1111 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
1112 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
1113 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
1114 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
1115 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
1116 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
1117 vsqrt_f16, vsqrtq_f16): New.
1119 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1121 * config/aarch64/aarch64-simd.md
1122 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
1123 (aarch64_ext<mode>): Likewise.
1124 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
1125 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
1126 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
1128 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
1130 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
1131 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
1132 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
1133 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
1134 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
1135 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
1136 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
1138 (vmov_n_f16): Reimplement using vdup_n_f16.
1139 (vmovq_n_f16): Reimplement using vdupq_n_f16..
1141 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1143 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
1144 "frame_related_p". Generate CFA annotation when it's necessary.
1145 (aarch64_expand_prologue): Use aarch64_add_constant.
1146 (aarch64_expand_epilogue): Likewise.
1147 (aarch64_output_mi_thunk): Pass "false" when calling
1148 aarch64_add_constant.
1150 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1152 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
1155 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1157 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
1158 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
1159 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
1160 (aarch64_build_constant): Delete.
1162 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
1165 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1167 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1168 flag_toplevel_reorder.
1170 2016-07-25 Richard Biener <rguenther@suse.de>
1172 * cgraph.c (cgraph_node::verify_node): Compare against builtin
1173 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
1174 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
1175 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
1176 (streamer_get_builtin_tree): Likewise.
1177 (streamer_write_builtin): Likewise.
1178 * lto-streamer.h (LTO_builtin_decl): Remove.
1179 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
1180 (lto_input_scc): Remove LTO_builtin_decl handling.
1181 (lto_input_tree_1): Liekwise.
1182 * lto-streamer-out.c (lto_output_tree_1): Remove special
1183 handling of builtins.
1184 (DFS::DFS): Likewise.
1185 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
1186 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
1188 (streamer_write_builtin): Remove.
1190 2016-07-25 Martin Liska <mliska@suse.cz>
1192 * lto-cgraph.c (input_symtab): Don't call get_working_sets
1193 if flag_auto_profile is set to true.
1195 2016-07-25 Martin Liska <mliska@suse.cz>
1197 PR gcov-profile/71868
1198 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
1199 have a function with multiple latches, count them all.
1201 2016-07-25 Martin Liska <mliska@suse.cz>
1203 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
1205 2016-07-25 Martin Liska <mliska@suse.cz>
1207 PR tree-optimization/71987
1208 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
1209 just for SSA_NAMEs. Fix GNU coding style.
1211 2016-07-25 Martin Liska <mliska@suse.cz>
1213 PR gcov-profile/64874
1214 * gcov-io.h: Update command about file format.
1215 * gcov-iov.c (main): Adapt the numbering scheme.
1217 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1220 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
1221 whose result is used in PHI.
1222 (final_range_test_p): Likewise.
1223 (maybe_optimize_range_tests): Likewise.
1225 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1227 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1228 Reformat two multi-line strings.
1230 2016-07-22 Martin Sebor <msebor@redhat.com>
1232 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
1234 2016-07-22 Martin Sebor <msebor@redhat.com>
1237 * doc/extend.texi (Compound Literals): Correct and clarify.
1238 (Cast to Union): Same.
1240 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
1242 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1243 comments to explain why certain error messages make mention of
1244 undocumented options.
1245 (rs6000_invalid_builtin): Change error messages to replace mention
1246 of undocumented options with mention of the -mcpu=power9 option
1247 that enables those undocumented options.
1248 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
1249 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
1250 definition of this macro to correct an existing error.
1251 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
1252 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
1253 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
1254 descriptions of built-in functions so that they depend on
1255 -mcpu=power9 instead of on the corresponding undocumented flags.
1256 * doc/invoke.texi (Option Summary): Remove all mention of newly
1258 (IBM RS/6000 and PowerPC Options): Likewise.
1259 * doc/md.texi (Constraints for Particuliar Machines): Remove all
1260 mention of newly undocumented flags.
1262 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
1264 * ipa-cp.c (determine_versionability): Do not create constprop clones,
1265 when target_clones attribute is set.
1267 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1269 * common.opt (funsafe-loop-optimizations): Mark ignore.
1270 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
1271 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
1273 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
1274 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
1276 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1278 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1280 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1282 (number_of_iterations_exit): Warn missed loop optimization for
1283 possible infinite loops.
1285 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
1288 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
1289 when to emit a ".machine" pseudo-op.
1291 2016-07-22 Martin Liska <mliska@suse.cz>
1293 PR gcov-profile/69028
1294 PR gcov-profile/62047
1295 * coverage.c (coverage_compute_lineno_checksum): Do not
1296 calculate checksum for fns w/o xloc.file.
1297 (coverage_compute_profile_id): Likewise.
1299 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
1301 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
1302 (avr_secondary_reload): ...and implementation.
1303 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
1304 * config/avr/avr.md (reload_in<mode>): Remove insns.
1305 (adjust_len) [lpm]: Remove insn attribute value.
1306 * config/avr/predicates.md (flash_operand): Remove insn predicate.
1308 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1311 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
1313 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
1314 * calls.c (special_function_p): Remove the special handling of the
1315 "__builtin_" prefix.
1317 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1320 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
1321 if STMT may be an alloca call.
1322 (gimple_alloca_call_p, alloca_call_p): Return only true for the
1323 builtin alloca call.
1324 * calls.h (gimple_maybe_alloca_call_p): New function.
1325 * tree-inline.c (inline_forbidden_p_stmt): Use
1326 gimple_maybe_alloca_call_p here.
1328 2016-07-21 David Malcolm <dmalcolm@redhat.com>
1330 * spellcheck-tree.c (best_macro_match::best_macro_match):
1331 Explictly specify the template arguments when invoking the base
1332 class constructor, to help older C++ compilers.
1334 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1337 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
1338 before builtin_decl_implicit.
1340 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1342 * optabs.c (emit_condiitonal_move): Short circuit for identical
1345 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1347 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
1348 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
1349 (noce_conversion_profitable_p): New.
1350 (noce_try_store_flag_constants): Use it.
1351 (noce_try_addcc): Likewise.
1352 (noce_try_store_flag_mask): Likewise.
1353 (noce_try_cmove): Likewise.
1354 (noce_try_cmove_arith): Likewise.
1355 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
1357 (noce_convert_multiple_sets): Move cost model to here, from...
1358 (bb_ok_for_noce_convert_multiple_sets) ...here.
1359 (noce_process_if_block): Update calls for above changes.
1360 (noce_find_if_block): Record new noce_if_info parameters.
1362 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1364 * target.def (max_noce_ifcvt_seq_cost): New.
1365 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
1366 * doc/tm.texi: Regenerate.
1367 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
1368 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
1369 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
1370 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
1371 * doc/invoke.texi: Document new params.
1373 2016-07-21 Richard Biener <rguenther@suse.de>
1375 PR tree-optimization/71947
1376 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
1377 ranges have useful limit_vr information.
1379 2016-07-21 Richard Biener <rguenther@suse.de>
1381 * function-tests.c (build_trivial_generic_function): Set
1382 BLOCK_SUPERCONTEXT of DECL_INITIAL.
1383 * omp-low.c (create_omp_child_function): Likewise.
1384 (grid_expand_target_grid_body): Likewise.
1385 * cgraphunit.c (init_lowered_empty_function): Likewise.
1386 (cgraph_node::expand_thunk): Likewise.
1387 * tree-parloops.c (create_loop_fn): Likewise.
1388 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
1390 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1392 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
1395 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
1397 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
1398 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
1399 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
1400 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
1401 values for insn attribute.
1402 * config/avr/avr.c (avr_out_insert_notbit): New function.
1403 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
1404 ADJUST_LEN_INSV_NOTBIT_0/_7.
1405 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
1407 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1409 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
1410 (chrec_convert_1, chrec_convert): Ditto.
1411 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
1412 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
1413 * tree-vrp.c (adjust_range_with_scev): Ditto.
1414 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
1415 (scev_var_range_cant_overflow): New function.
1416 (scev_probably_wraps_p): New parameter. Call above function.
1417 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
1419 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1421 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
1422 by removing computation of may_be_zero.
1424 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1426 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
1428 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1430 Improving concepts performance and diagnostics.
1431 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
1432 for constraint satisfaction and subsumption.
1433 * timevar.h (auto_timevar): New constructor that matches the push/pop
1434 pattern of usage in pt.c.
1436 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1438 * hwint.h (HOST_WIDE_INT_0): New define.
1439 (HOST_WIDE_INT_0U): Ditto.
1440 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
1441 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
1442 * simplify-rtx.c: Ditto.
1443 * tree-object-size.c: Ditto.
1445 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1447 * config/s390/s390.c (s390_encode_section_info): Remove mode size
1450 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1452 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
1453 * combine.c: Use HOST_WIDE_INT_M1U instead of
1454 ~(unsigned HOST_WIDE_INT) 0.
1455 * double-int.h: Ditto.
1457 * dwarf2asm.c:Ditto.
1459 * genmodes.c: Ditto.
1461 * read-rtl.c: Ditto.
1462 * tree-ssa-loop-ivopts.c: Ditto.
1463 * tree-ssa-loop-prefetch.c: Ditto.
1464 * tree-vect-generic.c: Ditto.
1465 * tree-vect-patterns.c: Ditto.
1468 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1470 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
1471 constant addresses outside [0,0xc0] into a register.
1472 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
1473 cases where the base address register is unused after.
1474 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
1475 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
1476 (avr_out_store_psi_reg_disp_tiny): Same.
1478 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1480 Implement attribute progmem on reduced Tiny cores by adding
1481 flash offset 0x4000 to respective symbols.
1484 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
1485 documentation how it works on reduced Tiny cores.
1486 (AVR Named Address Spaces): No support for reduced Tiny.
1487 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
1488 (avr_address_tiny_pm_p): New static function.
1489 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
1490 if the address is in progmem.
1491 (avr_assemble_integer): Same.
1492 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
1493 for symbol_ref in progmem.
1494 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
1495 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
1496 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
1498 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
1500 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
1501 * configure: Regenerate.
1502 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
1503 (USE_THIN_ARCHIVES): New variable.
1504 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
1505 this archive as a thin archive.
1507 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1509 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
1510 same location as last time, don't skip if we have fix-it hints.
1511 Clarify the skipping logic by converting it from one "if" clause
1512 to repeated "if" clauses.
1513 * spellcheck-tree.c: Include "cpplib.h".
1514 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
1515 (best_macro_match::best_macro_match): New constructor.
1516 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
1517 Move here from c/c-decl.c.
1518 (class best_macro_match): Move here from c/c-decl.c, converting
1519 from a typedef to a subclass, gaining a ctor.
1521 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1523 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
1524 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
1526 (avr_addr_space_diagnose_usage): ...and implementation.
1527 (avr_addr_space_supported_p): New function.
1528 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
1529 report bad address space usage if that space is supported.
1530 (avr_insert_attributes): Same. No more complain about unsupported
1532 * config/avr/avr-c.c (tm_p.h): Include it.
1533 (avr_cpu_cpp_builtins): Only define addr-space related built-in
1534 macro if avr_addr_space_supported_p.
1536 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1538 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1539 flag_toplevel_reorder.
1541 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1543 * gcc-rich-location.c
1544 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
1546 * gcc-rich-location.h
1547 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
1549 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1551 * target.def (addr_space): Add new diagnose_usage to hook vector.
1552 * targhooks.c (default_addr_space_diagnose_usage): Add default
1553 implementation and...
1554 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
1555 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
1556 is some address space, call targetm.addr_space.diagnose_usage.
1557 * doc/tm.texi.in (Named Address Spaces): Add anchor for
1558 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
1559 * doc/tm.texi: Regenerate.
1561 2016-07-20 Martin Liska <mliska@suse.cz>
1564 * graphite-isl-ast-to-gimple.c (later_of_the_two):
1565 Properly handly PHI stmts.
1567 2016-07-20 Bin Cheng <bin.cheng@arm.com>
1569 PR tree-optimization/71503
1570 PR tree-optimization/71683
1571 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
1574 2016-07-20 Martin Liska <mliska@suse.cz>
1576 * doc/invoke.texi (-fipa-ra): Document when the option is
1577 disabled. Fix a typo.
1579 2016-07-20 Martin Liska <mliska@suse.cz>
1581 * Makefile.in: Include fibonacci_heap.c
1582 * fibonacci_heap.c: New file.
1583 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
1584 (fibonacci_heap::union_with): Fix deletion of the second heap.
1585 * selftest-run-tests.c (selftest::run_tests): Incorporate
1586 fibonacci heap tests.
1587 * selftest.h: Declare fibonacci_heap_c_tests.
1589 2016-07-20 Martin Liska <mliska@suse.cz>
1591 * selftest-run-tests.c (selftest::run_tests): New function.
1592 * selftest.h (sreal_c_tests): Declare.
1593 * sreal.c (sreal_verify_basics): New function.
1594 (verify_aritmetics): Likewise.
1595 (sreal_verify_arithmetics): Likewise.
1596 (verify_shifting): Likewise.
1597 (sreal_verify_shifting): Likewise.
1598 (void sreal_c_tests): Likewise.
1600 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1602 PR rtl-optimization/71916
1603 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1604 bb which have a single succ fake edge.
1606 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1609 * dwarf2out.c (gen_subprogram_die): Only call
1610 gen_unspecified_parameters_die while dumping early dwarf.
1612 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1615 * gimple-fold.c (fold_builtin_memory_op): Use
1616 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1618 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
1620 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
1621 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
1622 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
1623 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
1627 * double-int.c: Ditto.
1629 * dwarf2out.c: Ditto.
1632 * fold-const.c: Ditto.
1633 * function.c: Ditto.
1635 * genmodes.c: Ditto.
1639 * loop-doloop.c: Ditto.
1640 * loop-invariant.c: Ditto.
1647 * simplify-rtx.c: Ditto.
1648 * stor-layout.c: Ditto.
1650 * tree-ssa-loop-ivopts.c: Ditto.
1651 * tree-vect-generic.c: Ditto.
1652 * tree-vect-patterns.c: Ditto.
1657 * wide-int-print.cc: Ditto.
1658 * wide-int.cc: Ditto.
1659 * wide-int.h: Ditto.
1661 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1663 * selftest.c (selftest::assert_streq): Handle NULL values of
1664 val_actual and val_expected.
1666 2016-07-19 Martin Jambor <mjambor@suse.cz>
1669 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
1670 rather than cgraph_create_node to get a call graph node.
1672 2016-07-19 Richard Biener <rguenther@suse.de>
1674 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
1675 handle all tcc_constant bases and valueize SSA names.
1676 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
1679 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1681 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
1682 the flags of the exit block and bb2, not just the entry block.
1684 2016-07-19 Richard Biener <rguenther@suse.de>
1686 PR tree-optimization/71901
1687 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
1688 align member, group stuff with the bitfield.
1689 (vn_ref_op_align_unit): New inline.
1690 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
1691 record element alignment and operand 3 unchanged.
1692 (ao_ref_init_from_vn_reference): Adjust.
1693 (valueize_refs_1): Likewise.
1694 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1696 2016-07-19 Richard Biener <rguenther@suse.de>
1698 PR tree-optimization/71908
1699 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
1700 symbolic constants in a more reliable way.
1702 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
1704 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
1706 (vect_update_inits_of_drs): Likewise.
1707 (vect_create_cond_for_alias_checks): Likewise.
1708 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
1710 2016-07-19 Richard Biener <rguenther@suse.de>
1713 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
1714 with an abstract origin that is not an inlined function outer
1715 scope add a self-reference as abstract origin.
1716 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
1718 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1721 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1722 unintentional System V.4 structure return breakage for structures
1723 with a single floating point element.
1725 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1727 PR tree-optimization/71734
1728 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
1729 contains REF, use it to check safelen, assume that safelen value
1730 must be greater 1, fix style.
1731 (ref_indep_loop_p_2): Add REF_LOOP argument.
1732 (ref_indep_loop_p): Pass LOOP as additional argument to
1735 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1737 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
1738 allocation in the prologue.
1739 * explow.c (get_dynamic_stack_base): New function to return an address
1740 expression for the dynamic stack base.
1741 (get_dynamic_stack_size): New function to do the required dynamic stack
1742 space size calculations.
1743 (allocate_dynamic_stack_space): Use new functions.
1744 (align_dynamic_address): Move some code from
1745 allocate_dynamic_stack_space to new function.
1746 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1748 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1750 * config/s390/s390.c (s390_encode_section_info): Always set
1751 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1754 2016-07-18 Richard Biener <rguenther@suse.de>
1756 PR tree-optimization/71893
1757 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1758 for sizetype cast added by array_ref_element_size.
1759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1761 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1763 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1764 register parameters. Remove code to initialize argument pointer
1765 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1766 using a pc-relative branch. Cleanup conditional code.
1767 * config/pa/pa.md (call_mcount): New expander.
1768 (call_mcount_nonpic): New insn.
1769 (call_mcount_pic): New insn and split.
1770 (call_mcount_pic_post_reload): New insn.
1771 (call_mcount_64bit): New insn and split.
1772 (call_mcount_64bit_post_reload): New insn.
1774 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1776 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1777 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1778 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1779 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1780 (*usum_widenqihi3, *udiff_widenqihi3)
1781 (*addhi3_zero_extend.const): New combiner insns.
1782 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1783 just 1 bit is affected.
1784 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1785 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1787 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1789 * omp-low.c (lower_omp_target): Mark data clauses with
1790 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1791 zero-length subarrays.
1793 2016-07-15 Richard Biener <rguenther@suse.de>
1795 PR tree-optimization/71881
1796 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1797 reverse DOM order to make debug temp generation happy.
1799 2016-07-15 Richard Biener <rguenther@suse.de>
1801 PR tree-optimization/71887
1802 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1803 verify it is not zero for division / modulo handling.
1804 (value_replacement): Adjust.
1806 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1807 Julian Brown <julian@codesourcery.com>
1809 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1810 * config/aarch64/aarch64-cost-tables.h
1811 (vulcan_extra_costs): New variable.
1812 * config/aarch64/aarch64.c
1813 (vulcan_addrcost_table): Likewise.
1814 (vulcan_regmove_cost): Likewise.
1815 (vulcan_vector_cost): Likewise.
1816 (vulcan_branch_cost): Likewise.
1817 (vulcan_tunings): Likewise.
1819 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1821 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1822 (output_in_order): Loop over undefined variables too. Output them
1823 via assemble_undefined_decl. Skip variables that correspond to hard
1824 registers or have value-exprs.
1825 * varpool.c (symbol_table::output_variables): Handle undefined
1826 variables together with defined ones.
1828 2016-07-15 Richard Biener <rguenther@suse.de>
1830 * tree-ssa-pre.c (get_representative_for): Make sure to return
1831 the value number of SSA names.
1832 (phi_translate_1): get_representative_for cannot return NULL.
1833 (do_pre_regular_insertion): Remove redundant call to
1834 fully_constant_expression.
1835 (do_pre_partial_partial_insertion): Likewise.
1837 2016-07-15 Bin Cheng <bin.cheng@arm.com>
1839 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
1840 (derive_simple_iv_with_niters): New function.
1841 (simple_iv): Rewrite using simple_iv_with_niters.
1842 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
1843 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1845 (number_of_iterations_exit): Rewrite using above function.
1846 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1849 2016-07-15 Richard Biener <rguenther@suse.de>
1851 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
1854 2016-07-14 Jakub Jelinek <jakub@redhat.com>
1856 PR tree-optimization/71872
1857 * tree-data-ref.c (get_references_in_stmt): Ignore references
1858 with is_gimple_constant get_base_address.
1860 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1862 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
1863 (TARGET_HAVE_LDACQD): New macro.
1864 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
1865 than TARGET_HAVE_LDACQ.
1866 (arm_load_acquire_exclusivedi): Likewise.
1867 (arm_store_release_exclusivedi): Likewise.
1869 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1871 PR rtl-optimization/71878
1872 * lra-constraints.c (match_reload): Pass information about other
1873 output operands. Create new unique register value if matching input
1874 operand shares same register value as output operand being considered.
1875 (curr_insn_transform): Record output operands already processed.
1877 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1880 PR tree-optimization/70923
1881 * tree-vect-patterns.c: Include mult-synthesis.h.
1882 (target_supports_mult_synth_alg): New function.
1883 (synth_lshift_by_additions): Likewise.
1884 (apply_binop_and_append_stmt): Likewise.
1885 (vect_synth_mult_by_constant): Likewise.
1886 (target_has_vecop_for_code): Likewise.
1887 (vect_recog_mult_pattern): Use above functions to synthesize vector
1888 multiplication by integer constants.
1890 2016-07-14 Alan Modra <amodra@gmail.com>
1892 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
1893 gpr alternatives. Correct '*' placement on Y,r alternative.
1894 Add '*' on operand 1 of r,r alternative.
1896 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1898 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
1899 * expmed.h: ... Here.
1901 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
1903 * gimple.h (stmt_can_terminate_bb_p): New function.
1904 * tree-cfg.c (need_fake_edge_p): Rename to ...
1905 (stmt_can_terminate_bb_p): ... this; return true if stmt can
1906 throw external; handle const and pure calls.
1907 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
1909 2016-07-14 Richard Biener <rguenther@suse.de>
1911 PR tree-optimization/71866
1912 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
1913 (do_hoist_insertion): Avoid endless recursion when we
1914 didn't insert anything because we managed to simplify
1915 things down to a constant or SSA name.
1916 (fully_constant_expression): Re-write in terms of ...
1917 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
1918 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
1919 vn_nary_build_or_lookup_1.
1920 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
1921 (vn_nary_build_or_lookup): ... this which now wraps it.
1923 2016-07-14 Alan Modra <amodra@gmail.com>
1926 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
1927 with p9_vector override before power9-dform override.
1929 2016-07-13 Andi Kleen <ak@linux.intel.com>
1931 * value-prof.c (gimple_value_profile_transformations): Don't run
1932 when auto_profile is on.
1934 2016-07-13 Andi Kleen <ak@linux.intel.com>
1936 * auto-profile.c (update_inlined_ind_target,
1937 afdo_indirect_call): Print information to dump file.
1939 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
1941 * genrecog.c (special_predicate_operand_p): New function.
1942 (predicate_name): Move function.
1943 (validate_pattern): Don't warn about missing mode for all
1944 define_special_predicate predicates.
1946 2016-07-13 Bin Cheng <bin.cheng@arm.com>
1948 * tree-vect-data-refs.c (vect_no_alias_p): New function.
1949 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
1950 resolve alias checks which are known at compilation time.
1951 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
1952 alias checks are resolved. Move dump info for too many runtime
1953 alias checks to here...
1954 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
1956 2016-07-13 Richard Biener <rguenther@suse.de>
1958 PR tree-optimization/24574
1959 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
1960 position and add shift, rotate, divison and modulo support
1962 (value_replacement): Pass in argument position to absorbing_element_p.
1964 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
1967 * ipa-inline-transform.c (inline_call): Support
1968 instrumented thunks.
1970 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1972 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
1973 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
1975 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
1976 Baseline. Make initial alternative TARGET_32BIT only.
1977 (udivsi3): Likewise.
1978 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
1979 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
1982 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1984 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
1985 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
1986 availability with TARGET_HAVE_MOVT.
1987 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
1988 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
1989 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
1991 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
1992 extra instruction if MOVW is available. Use a cost variable
1993 incremented by COSTS_N_INSNS (1) when the condition match rather than
1994 returning an arithmetic expression based on COSTS_N_INSNS. Make
1995 constant with bottom half word zero cost 2 instruction if MOVW is
1997 * config/arm/arm.md (define_attr "arch"): Add v8mb.
1998 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
1999 target is ARMv8-M Baseline.
2000 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
2001 (arm_movtas_ze): Likewise.
2002 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
2003 alternative for constants satisfying j constraint.
2004 (thumb1_movsi_insn): Likewise.
2005 (movsi splitter for K alternative): Tighten condition to not trigger
2006 if movt is available and j constraint is satisfied.
2007 (Pe immediate splitter): Likewise.
2008 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
2009 constant fitting in an halfword to use MOVW.
2010 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
2013 2016-07-13 Richard Biener <rguenther@suse.de>
2016 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
2017 gimplifying the LHS. Make sure to gimplify a returning twice
2018 call LHS without using SSA names.
2020 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2022 * tree-data-ref.c (find_data_references_in_stmt): Remove
2023 unnecessary call to vec::release.
2024 (graphite_find_data_references_in_stmt): Likewise.
2025 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
2026 * tree-vect-stmts.c (vectorizable_condition): Likewise.
2028 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2030 * cfgexpand.c (expand_used_vars): Make the type of a local
2032 * genmatch.c (lower_for): Likewise.
2033 * haifa-sched.c (haifa_sched_init): Likewise.
2034 (add_to_speculative_block): Likewise.
2035 (create_check_block_twin): Likewise.
2036 * predict.c (handle_missing_profiles): Likewise.
2037 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
2038 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
2039 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
2041 (maybe_lower_iteration_bound): Likewise.
2042 * tree-ssa-sccvn.c (DFS): Likewise.
2043 * tree-stdarg.c (reachable_at_most_once): Likewise.
2044 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2045 (vectorizable_store): Likewise.
2047 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2049 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
2050 (sccvn_dom_walker): make cond_stack an auto_vec.
2052 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2054 * ree.c (struct ext_state): Make type of members auto_vec.
2055 (find_and_remove_re): Adjust.
2057 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2059 * cfgexpand.c (struct stack_vars_data): Make type of fields
2061 (expand_used_vars): Adjust.
2063 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2065 * ipa.c (record_cdtor_fn): Adjust.
2066 (build_cdtor_fns): Likewise.
2067 (ipa_cdtor_merge): Make static_ctors and static_dtors local
2070 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2072 * genextract.c (struct accum_extract): Add constructor and make
2076 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2078 * tree.c (struct free_lang_data_d): Add constructor and change
2079 types of members to ones that automatically manage resources.
2080 (fld_worklist_push): Adjust.
2081 (find_decls_types): Likewise.
2082 (find_decls_types_in_eh_region): Likewise.
2083 (free_lang_data_in_cgraph): Stop manually creating and
2084 destroying members of free_lang_data_d.
2086 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
2088 PR rtl-optimization/68961
2089 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
2090 peephole variant. Use sse_reg_operand predicates.
2092 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/predicates.md (x86_64_immediate_operand)
2095 <case CONST_INT>: Remove unneeded truncation to DImode.
2096 <case CONST>: Ditto.
2097 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2099 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2102 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2103 The xxperm and xxpermr instructions require that the 2nd input
2104 operand overlap with the output operand, and not the 1st.
2105 (altivec_vperm_v8hiv16qi): Likewise.
2106 (altivec_vperm_<mode>_uns_internal): Likewise.
2107 (altivec_vpermr_<mode>_internal): Likewise.
2108 (vperm_v8hiv4si): Likewise.
2109 (vperm_v16qiv8hi): Likewise.
2111 2016-07-12 Nathan Sidwell <nathan@acm.org>
2113 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
2114 when -mno-pic-data-is-text-relative is in effect, by default.
2115 * doc/invoke.texi (mpic-data-is-text-relative): Document new
2116 behavior and clarify.
2118 2016-07-12 Martin Liska <mliska@suse.cz>
2120 * params.def: Add avg-loop niter.
2121 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
2122 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
2123 * doc/invoke.texi: Document the new parameter.
2125 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2128 * expr.c (store_constructor): Mask sign-extended bits when widening
2129 sub-word constructor element at the start of a word.
2131 2016-07-12 Martin Liska <mliska@suse.cz>
2133 * Makefile.in: Append rule for params-options.h.
2134 * params-options.h: New file.
2136 2016-07-12 Martin Liska <mliska@suse.cz>
2138 * ira-build.c (mark_loops_for_removal): Properly iterate
2141 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
2142 Richard Biener <rguenther@suse.de>
2144 PR tree-optimization/23286
2145 PR tree-optimization/70159
2146 * doc/invoke.texi: Document -fcode-hoisting.
2147 * common.opt (fcode-hoisting): New flag.
2148 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
2149 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
2150 (do_regular_insertion): Rename to ...
2151 (do_pre_regular_insertion): ... this and amend general comments
2152 on insertion strathegy.
2153 (do_partial_partial_insertion): Rename to ...
2154 (do_pre_partial_partial_insertion): ... this.
2155 (do_hoist_insertion): New function.
2156 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
2157 and call do_hoist_insertion properly.
2159 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
2160 (pass_pre::execute): Register hoist_insert stats.
2162 2016-07-12 Jakub Jelinek <jakub@redhat.com>
2165 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
2166 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
2167 is different from mode's bitsize. Small cleanup.
2169 2016-07-12 Richard Biener <rguenther@suse.de>
2171 PR rtl-optimization/68961
2172 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
2173 to simplify to a non-constant.
2175 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2178 * omp-low.c (expand_omp_target): Gimplify device.
2180 PR tree-optimization/71823
2181 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2182 to get vec_oprnds2 from op2.
2184 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
2187 Hoist common subexpressions.
2188 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2190 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
2193 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
2194 prevent generation of 'stxsiwx' on pre Power8 hardware.
2196 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2198 * input.c: Include cpplib.h.
2199 (selftest::temp_source_file): New class.
2200 (selftest::temp_source_file::temp_source_file): New ctor.
2201 (selftest::temp_source_file::~temp_source_file): New dtor.
2202 (selftest::should_have_column_data_p): New function.
2203 (selftest::test_should_have_column_data_p): New function.
2204 (selftest::temp_line_table): New class.
2205 (selftest::temp_line_table::temp_line_table): New ctor.
2206 (selftest::temp_line_table::~temp_line_table): New dtor.
2207 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
2208 it to create a temp_line_table.
2209 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
2210 locations that are known to have column data.
2211 (selftest::line_table_case): New struct.
2212 (selftest::test_reading_source_line): Move tempfile handling
2213 to class temp_source_file.
2214 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
2215 (selftest::assert_token_loc_eq): New function.
2216 (ASSERT_TOKEN_LOC_EQ): New macro.
2217 (selftest::test_lexer): New function.
2218 (selftest::boundary_locations): New array.
2219 (selftest::input_c_tests): Call test_should_have_column_data_p.
2220 Loop over a test matrix of interesting values of location and
2221 default_range_bits, calling test_lexer on each case in the matrix.
2222 Move call to test_accessing_ordinary_linemaps into the matrix.
2223 * selftest.h (ASSERT_EQ): Reimplement in terms of...
2224 (ASSERT_EQ_AT): New macro.
2226 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
2229 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2230 Don't convert TImode in debug insn.
2232 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2234 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
2235 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
2236 (tree_type_common::lang_flag_7): New.
2237 (tree_type_common::spare): Reduce size.
2238 * tree.h (TYPE_ALIGN_OK): Remove.
2239 (TYPE_LANG_FLAG_7): New.
2240 (get_inner_reference): Adjust header.
2241 * print-tree.c (print_node): Adjust.
2242 * expr.c (get_inner_reference): Remove parameter keep_aligning.
2243 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
2244 calls to get_inner_reference.
2245 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
2246 handling of TYPE_ALIGN_OK.
2247 * builtins.c (get_object_alignment_2): Adjust call to
2248 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
2249 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
2251 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
2252 * cfgexpand.c (expand_debug_expr): Likewise.
2253 * dbxout.c (dbxout_expand_expr): Likewise.
2254 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
2255 loc_list_from_tree, fortran_common): Likewise.
2256 * fold-const.c (optimize_bit_field_compare,
2257 decode_field_reference, fold_unary_loc, fold_comparison,
2258 split_address_to_core_and_offset): Likewise.
2259 * gimple-laddress.c (execute): Likewise.
2260 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
2261 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
2262 * hsa-gen.c (gen_hsa_addr): Likewise.
2263 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
2264 * tsan.c (instrument_expr): Likewise.
2265 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
2266 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
2267 * tree-affine.c (tree_to_aff_combination,
2268 get_inner_reference_aff): Adjust calls to get_inner_reference.
2269 * tree-data-ref.c (split_constant_offset_1,
2270 dr_analyze_innermost): Likewise.
2271 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
2272 * tree-sra.c (ipa_sra_check_caller): Likewise.
2273 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
2274 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
2275 bswap_replace): Likewise.
2276 * tree-vect-data-refs.c (vect_check_gather,
2277 vect_analyze_data_refs): Likewise.
2278 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
2279 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
2282 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2284 * Makefile.in (selftest-valgrind): New phony target.
2285 * function-tests.c (selftest::build_cfg): Delete pass instances
2286 created by the test.
2287 (selftest::convert_to_ssa): Likewise.
2288 (selftest::test_expansion_to_rtl): Likewise.
2289 * tree-cfg.c (selftest::test_linear_chain): Release dominator
2291 (selftest::test_diamond): Likewise.
2293 2016-07-11 Richard Biener <rguenther@suse.de>
2295 PR tree-optimization/71816
2296 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
2297 than replacing all of its operands.
2299 2016-07-11 Alan Modra <amodra@gmail.com>
2301 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2302 (ctr<mode>): Add unspec.
2303 (ctr<mode>_internal*): Likewise.
2305 2016-07-08 James Bowman <james.bowman@ftdichip.com>
2307 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
2308 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2310 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
2312 PR rtl-optimization/71621
2313 * lra-constraints.c (process_alt_operands): Check combination of
2316 2016-07-08 Jason Merrill <jason@redhat.com>
2317 Richard Biener <rguenther@suse.de>
2319 P0145: Refining Expression Order for C++.
2320 * gimplify.c (initial_rhs_predicate_for): New.
2321 (gimplfy_modify_expr): Gimplify RHS before LHS.
2323 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2326 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2327 Allow standard error handling to take over when a wrong number
2328 of arguments is presented to __builtin_vec_ld () or
2329 __builtin_vec_st ().
2331 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2333 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2338 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2339 __builtin_aarch64_fmaxv2sf.
2340 (vmaxnmq_f32): Likewise.
2341 (vmaxnmq_f64): Likewise.
2342 (vminnm_f32): Likewise.
2343 (vminnmq_f32): Likewise.
2344 (vminnmq_f64): Likewise.
2346 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2349 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2350 enable -mfloat128-hardware by default.
2351 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2352 that IEEE 128-bit hardware support needs.
2353 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2354 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2355 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2356 floating point requires.
2357 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2358 -mfloat128 and -mfloat128-hardware changes.
2360 2016-07-08 Alan Hayward <alan.hayward@arm.com>
2362 PR tree-optimization/71667
2363 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2365 2016-07-08 Martin Liska <mliska@suse.cz>
2368 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2369 folding produces SAVE_EXPRs, thus return false for the type.
2371 2016-07-07 Martin Liska <mliska@suse.cz>
2373 * file-find.c (remove_prefix): New function.
2374 * file-find.h (remove_prefix): Declare the function.
2375 * gcc-ar.c (main): Skip a folder of the wrapper if
2376 a wrapped binary would point to the same file.
2378 2016-07-07 Jan Hubicka <jh@suse.cz>
2380 * tree-scalar-evolution.c (iv_can_overflow_p): export.
2381 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
2382 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2384 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2387 * ipa-inline-analysis.c (compute_inline_parameters): Set
2388 local.can_change_signature to false for intrumentation
2391 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2393 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
2394 with TARGET_HAVE_MOVT.
2395 (TARGET_HAVE_MOVT): Define.
2396 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
2397 availability with TARGET_HAVE_MOVT.
2398 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
2400 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
2402 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
2403 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
2404 * config/arm/constraints.md (define_constraint "j"): Use
2405 TARGET_HAVE_MOVT to check MOVT availability.
2407 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2409 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2411 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2413 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
2414 (armv8-m.main): Likewise.
2415 (armv8-m.main+dsp): Likewise.
2416 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
2417 (FL_FOR_ARCH8M_MAIN): Likewise.
2418 * config/arm/arm-tables.opt: Regenerate.
2419 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
2420 armv8-m.main+dsp to BE8_LINK_SPEC.
2421 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
2422 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
2423 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
2424 Baseline and Mainline.
2425 (arm_option_override_internal): Also disable arm_restrict_it when
2426 !arm_arch_notm. Update comment for -munaligned-access to also cover
2428 (arm_file_start): Increase buffer size for printing architecture name.
2429 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
2430 and armv8-m.main+dsp.
2431 (mno-unaligned-access): Clarify that this is disabled by default for
2432 ARMv8-M Baseline architectures as well.
2434 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2436 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
2437 decide whether to prevent some libgcc routines being included for some
2438 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
2439 link between this condition and the one in
2440 libgcc/config/arm/lib1func.S.
2442 2016-07-07 Richard Biener <rguenther@suse.de>
2444 * tree-ssa-pre.c: Include alias.h.
2445 (compute_avail): If we have multiple VN_REFERENCEs with the
2446 same hashtable entry adjust that to make it a valid replacement
2447 for all of them with respect to alignment and aliasing
2448 when doing insertion.
2449 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
2450 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2452 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2456 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2457 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2460 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2462 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
2463 (adjust_mems): Adjust.
2464 (adjust_insn): Likewise.
2465 (prepare_call_arguments): Likewise.
2467 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2469 * gcse.c (struct ls_expr): Make stores field a vector.
2470 (ldst_entry): Adjust.
2471 (free_ldst_entry): Likewise.
2472 (print_ldst_list): Likewise.
2473 (compute_ld_motion_mems): Likewise.
2474 (update_ld_motion_stores): Likewise.
2476 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2478 * gcse.c (struct ls_expr): Remove loads field.
2479 (ldst_entry): Adjust.
2480 (free_ldst_entry): Likewise.
2481 (print_ldst_list): Likewise.
2482 (compute_ld_motion_mems): Likewise.
2484 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2486 * store-motion.c (struct st_expr): Make antic_stores a vector.
2487 (st_expr_entry): Adjust.
2488 (free_st_expr_entry): Likewise.
2489 (print_store_motion_mems): Likewise.
2490 (find_moveable_store): Likewise.
2491 (compute_store_table): Likewise.
2492 (remove_reachable_equiv_notes): Likewise.
2493 (replace_store_insn): Likewise.
2494 (build_store_vectors): Likewise.
2496 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2498 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
2499 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2501 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2503 PR tree-optimization/71518
2504 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2505 misalign also for outer loops with negative step.
2507 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
2509 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
2510 (cortex_a53_shift): Add mov_shift.
2511 (cortex_a53_shift_reg): Add new reservation for register shifts.
2512 (cortex_a53_alu): Remove bfm.
2513 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
2514 (cortex_a53_alu_extr): Add new reservation for EXTR.
2515 (bypasses): Improve bypass modelling.
2517 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2520 * config/avr/avr.c (avr_asm_select_section): Strip off
2521 SECTION_DECLARED from flags when calling get_section.
2523 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2525 * tree-vectorizer.h (vect_memory_access_type): Add
2526 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
2527 * tree-vect-stmts.c (compare_step_with_zero): New function.
2528 (perm_mask_for_reverse): Move further up file.
2529 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
2531 (get_negative_load_store_type): New function.
2532 (get_load_store_type): Call it. Add an ncopies argument.
2533 (vectorizable_mask_load_store): Update call accordingly and
2534 remove tests for negative steps.
2535 (vectorizable_store, vectorizable_load): Likewise. Handle new
2536 memory_access_types.
2538 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2540 * tree-vectorizer.h (vect_memory_access_type): New enum.
2541 (_stmt_vec_info): Add a memory_access_type field.
2542 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
2543 (vect_model_store_cost): Take an access type instead of a boolean.
2544 (vect_model_load_cost): Likewise.
2545 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
2546 vect_model_store_cost and vect_model_load_cost.
2547 * tree-vect-stmts.c (vec_load_store_type): New enum.
2548 (vect_model_store_cost): Take an access type instead of a
2549 store_lanes_p boolean. Simplify tests.
2550 (vect_model_load_cost): Likewise, but for load_lanes_p.
2551 (get_group_load_store_type, get_load_store_type): New functions.
2552 (vectorizable_store): Use get_load_store_type. Record the access
2553 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
2554 (vectorizable_load): Likewise.
2555 (vectorizable_mask_load_store): Likewise. Replace is_store
2556 variable with vls_type.
2558 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2560 * tree-vectorizer.h (vect_grouped_load_supported): Add a
2561 single_element_p parameter.
2562 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
2563 Check the PR65518 case here rather than in vectorizable_load.
2564 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
2565 * tree-vect-stmts.c (vectorizable_load): Likewise.
2567 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2569 * tree-vectorizer.h (gather_scatter_info): New structure.
2570 (vect_check_gather_scatter): Return a bool rather than a decl.
2571 Replace return-by-pointer arguments with a single
2572 gather_scatter_info *.
2573 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
2574 (vect_analyze_data_refs): Update call accordingly.
2575 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
2576 (vectorizable_mask_load_store): Likewise. Also record the
2577 offset dt and vectype in the gather_scatter_info.
2578 (vectorizable_store): Likewise.
2579 (vectorizable_load): Likewise.
2581 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2583 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
2584 strided groups, use the cost of N scalar accesses instead
2585 of ncopies vector accesses.
2586 (vect_model_load_cost): Likewise.
2588 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2590 * tree-vect-stmts.c (vect_cost_group_size): Delete.
2591 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
2592 variable to indicate when once-per-group costs are being used.
2593 (vect_model_load_cost): Likewise. Fix comment and misindented code.
2595 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2597 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
2598 peeling-for-gaps condition.
2600 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2602 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2603 element to register if it doesn't match general_operand.
2605 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2606 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2608 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2610 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2611 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2612 (SIGNBIT): New mode iterator.
2613 (Fsignbit): New mode attribute.
2614 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2615 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2616 when direct moves are available.
2617 (signbit<mode>2_dm): New define_insn_and_split).
2618 (signbit<mode>2_dm2): New define_insn.
2620 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2622 PR rtl-optimization/71594
2623 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
2624 into subregs of appropriate mode before trying to emit a conditional
2627 2016-07-05 Jan Hubicka <jh@suse.cz>
2629 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
2630 (simple_iv): Use it.
2632 2016-07-05 Jan Hubicka <jh@suse.cz>
2634 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2636 2016-07-05 Jiong Wang <jiong.wang@arm.com>
2638 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
2641 2016-07-05 Jan Hubicka <jh@suse.cz>
2643 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
2646 2016-07-05 Richard Biener <rguenther@suse.de>
2648 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
2649 Handle empty else block.
2650 (is_feasible_trace): Likewise.
2651 (split_paths): Likewise.
2653 2016-07-05 Richard Biener <rguenther@suse.de>
2655 * tree-loop-distribution.c (distribute_loop): Fix issue with
2656 the cost model loop.
2658 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
2660 * config/arm/neon-testgen.ml: Delete.
2661 * config/arm/neon.ml: Delete.
2663 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2666 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2667 directly using TREE_PURPOSE.
2669 2016-07-04 Jiong Wang <jiong.wang@arm.com>
2671 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
2672 * config/aarch64/aarch64_neon.h: Likewise.
2673 * config/aarch64/arm_neon.h: Likewise.
2674 * config/aarch64/atomics.md: Likewise.
2675 * config/aarch64/aarch64-simd-builtins.def: Likewise.
2676 * doc/invoke.texi: Likewise.
2678 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2680 * config/s390/s390.md: Add "z13" cpu_facility.
2681 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
2682 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
2683 condition" type instructions.
2685 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2686 Jeff Law <law@redhat.com>
2688 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
2689 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2691 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2693 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
2694 permutation for TARGET_AVX512F.
2695 (ix86_expand_vec_one_operand_perm_avx512): New function.
2696 (expand_vec_perm_1): Invoke introduced function.
2697 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2698 it may be not valid after vectorization.
2700 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2703 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
2704 typo in comment. Only force to memory if it is a weak
2707 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
2708 Jiong Wang <jiong.wang@arm.com>
2710 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
2711 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
2712 (AARCH64_FL_F16): New.
2713 (AARCH64_FL_FOR_ARCH8_2): New.
2714 (AARCH64_ISA_8_2): New.
2715 (AARCH64_ISA_F16): New.
2716 (TARGET_FP_F16INST): New.
2717 (TARGET_SIMD_F16INST): New.
2718 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
2719 ("fp"): Disabling "fp" also disables "fp16".
2720 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
2721 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
2722 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
2723 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2725 2016-07-04 Jan Beulich <jbeulich@suse.com>
2727 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2729 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2732 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2733 the insns, use an insn form that does not adjust the offset on
2734 little endian systems.
2736 2016-07-01 Jan Beulich <jbeulich@suse.com>
2738 * varasm.c (get_variable_section): Validate initializer in
2739 named .bss-like sections.
2741 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2743 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2744 Exchange the order of the second and third operands in the vpermr
2745 instruction tmeplate.
2747 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2750 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2751 Disallow TDmode values.
2753 2016-07-01 Alan Modra <amodra@gmail.com>
2755 PR rtl-optimization/71709
2756 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2757 being set, not referenced.
2759 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2761 PR tree-optimization/70729
2762 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2763 of loop since it can be not valid after transformation.
2765 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2767 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2768 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2770 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2772 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2775 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2778 * config/rs6000/constraints.md (wY constraint): New constraint to
2779 match the requirements for the LXSD and STXSD instructions.
2780 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2781 predicate to match the requirements for the LXSD and STXSD
2783 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2784 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2785 to make sure that the bottom 2 bits of offset are 0, the address
2786 form is offsettable, and no updating is done in the address mode.
2787 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2788 (movdi_internal32): Likewise
2789 (movdi_internal64): Likewise.
2791 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2793 PR tree-optimization/71707
2794 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2795 strinfo even for ADDR_EXPR ptr.
2797 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2799 * config/rs6000/altivec.md (darn_32): Change the condition to
2800 TARGET_P9_MISC instead of TARGET_MODULO.
2801 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2802 condition expression.
2803 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2804 condition expression.
2805 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2806 (DFP_TEST): New code iterator.
2807 (dfptstsfi_<code>_mode>): New define_expand.
2808 (*dfp_sgnfcnc_<mode>): New define_insn.
2809 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2810 definition next to BU_P9_MISC_1 definition and change the MASK
2811 value to RS6000_BTM_P9_MISC.
2812 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2813 (BU_P9_64BIT_MISC_0): Likewise.
2814 (BU_P9_DFP_MISC_0): New macro definition.
2815 (BU_P9_DFP_MISC_1): New macro definition.
2816 (BU_P9_DFP_MISC_2): New macro definition.
2817 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2818 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2819 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2820 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2821 (TSTSFI_LT_TD): Likewise.
2822 (TSTSFI_EQ_DD): Likewise.
2823 (TSTSFI_EQ_TD): Likewise.
2824 (TSTSFI_GT_DD): Likewise.
2825 (TSTSFI_GT_TD): Likewise.
2826 (TSTSFI_OV_DD): Likewise.
2827 (TSTSFI_OV_TD): Likewise.
2828 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2829 (TSTSFI_LT_DD): Likewise.
2830 (TSTSFI_LT_TD): Likewise.
2831 (TSTSFI_EQ): Likewise.
2832 (TSTSFI_EQ_DD): Likewise.
2833 (TSTSFI_EQ_TD): Likewise.
2834 (TSTSFI_GT): Likewise.
2835 (TSTSFI_GT_DD): Likewise.
2836 (TSTSFI_GT_TD): Likewise.
2837 (TSTSFI_OV): Likewise.
2838 (TSTSFI_OV_DD): Likewise.
2839 (TSTSFI_OV_TD): Likewise.
2840 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2841 overloaded test significance functions.
2842 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2843 OPTION_MASK_P9_MISC into the representation of this mask.
2844 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2846 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2847 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2849 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2850 argument is a 6-bit unsigned literal value if the icode argument
2851 represents a DFP test significance built-in call.
2852 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2853 flag used independently and in combination with the
2854 RS6000_BTM_64BIT flag.
2855 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2856 (rs6000_builtin_mask_names): Add entry for power9-misc
2857 command-line option.
2858 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2859 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2860 RS6000_BTM_P9_MISC macros.
2861 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2862 option and change the description of the -mpower9-vector option to
2863 enable only vector instructions, removing its erroneously claimed
2864 support for scalar instructions.
2865 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2866 the ISA 3.0 digital floating point test significance built-in
2869 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
2871 * config/aarch64/aarch64.c (cortexa35_tunings):
2872 Enable AES fusion. Use cortexa57_branch_cost.
2873 (cortexa53_tunings): Use cortexa57_branch_cost.
2874 (cortexa72_tunings): Use cortexa57_branch_cost.
2875 Use AUTOPREFETCHER_WEAK.
2876 (cortexa73_tunings): Use cortexa57_branch_cost.
2878 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2879 James Greenhalgh <james.greenhalgh@arm.com>
2881 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
2882 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
2883 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
2884 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
2885 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
2886 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
2887 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
2888 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
2889 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
2890 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
2891 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
2892 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
2893 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
2896 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
2897 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2899 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2901 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2903 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2906 * gcc.c (driver::build_option_suggestions): Pass "option" to
2907 add_misspelling_candidates.
2908 * opts-common.c (add_misspelling_candidates): Add "option" param;
2909 use it to avoid adding negated forms for options marked with
2911 * opts.h (add_misspelling_candidates): Add "option" param.
2913 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2916 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
2917 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
2918 first when permuting bitwise operation with rotate. Cast
2919 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2921 2016-06-29 David Malcolm <dmalcolm@redhat.com>
2923 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
2924 for misspelled param names.
2925 * params.c: Include spellcheck.h.
2926 (find_param_fuzzy): New function.
2927 * params.h (find_param_fuzzy): New prototype.
2928 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
2929 * spellcheck.h (struct edit_distance_traits<const char *>):
2932 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2934 * config/rs6000/predicates.md (const_0_to_7_operand): New
2935 predicate, recognize 0..7.
2936 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2937 support for doing extracts from V16QImode, V8HImode, V4SImode
2939 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
2940 vector extract support.
2941 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
2942 for ISA 3.0 vector extract.
2943 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
2944 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
2945 extracts of a constant element number from small integer vectors
2946 on 64-bit ISA 3.0 systems.
2947 (vsx_extract_<mode>_di): Likewise.
2948 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
2949 say when we can do ISA 3.0 vector extracts.
2950 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
2951 registers, using the stxsiwx instruction.
2953 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
2955 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
2956 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
2957 qdf24xx_regmove_cost, qdf24xx_tunings): New.
2958 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
2959 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
2960 * config/arm/arm.c (arm_qdf24xx_tune): New.
2962 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
2964 * config/aarch64/aarch64.c (cortexa53_tunings):
2965 Increase loop alignment to 8. Set function alignment to 16.
2966 (cortexa35_tunings): Likewise.
2967 (cortexa57_tunings): Increase loop alignment to 8.
2968 (cortexa72_tunings): Likewise.
2969 (cortexa73_tunings): Likewise.
2971 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
2973 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
2974 for arm_fp16_ok and arm_fp16_hw.
2975 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
2976 arm_fp16_alternative.
2978 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
2980 PR tree-optimization/71655
2981 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
2982 types when swapping operands.
2984 2016-06-29 Martin Liska <mliska@suse.cz>
2987 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
2988 * ipa-inline-transform.c (inline_call): Remove unnecessary call
2989 of build_optimization_node.
2991 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
2993 PR tree-optimization/70729
2994 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
2995 independent in loops having positive safelen value.
2996 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2997 it may be not valid after vectorization.
2999 2016-06-29 Jakub Jelinek <jakub@redhat.com>
3001 PR tree-optimization/71625
3002 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
3003 is sorted by ascending list->offset. If PTR is non-NULL and there is
3004 previous strinfo, call get_stridx_plus_constant.
3005 (get_stridx): Pass exp as second argument to get_addr_stridx.
3006 (addr_stridxptr): Add missing list = list->next, so that there can be
3007 more than one entries in the list. Bump limit from 16 to 32. Ensure
3008 the list is sorted by ascending list->offset.
3009 (get_stridx_plus_constant): Adjust so that it can be also called with
3010 ADDR_EXPR instead of SSA_NAME as PTR.
3011 (handle_char_store): Pass NULL_TREE as second argument to
3014 2016-06-29 Richard Biener <rguenther@suse.de>
3016 PR rtl-optimization/68961
3017 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
3019 2016-06-29 Richard Biener <rguenther@suse.de>
3022 * alias.c (component_uses_parent_alias_set_from): Handle
3023 type punning through union accesses by using the union alias set.
3024 * gimple.c (gimple_get_alias_set): Remove union type punning case.
3026 2016-07-29 Richard Biener <rguenther@suse.de>
3028 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
3029 precision not matching mode precision.
3031 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
3033 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
3034 pa_output_arg_descriptor.
3035 (call_val_symref_64bit_post_reload): Likewise.
3036 (call_val_powf_64bit_post_reload): Likewise.
3037 (sibcall_internal_symref_64bit): Likewise.
3038 (sibcall_value_internal_symref_64bit): Likewise.
3040 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3043 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
3044 a constant, force its SUBREG_REG into memory or register instead
3047 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3050 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
3051 * doc/invoke.texi (AVR Options): Document it.
3053 2016-06-28 Walter Lee <walt@tilera.com>
3055 * config/tilegx/linux.h: Do not include arch/icache.h
3056 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3057 * config/tilepro/linux.h: Do not include arch/icache.h
3058 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3060 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
3062 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
3063 for big-endian BIT_FIELD_REF.
3065 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
3067 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
3068 ('size' attribute): Add '128'.
3070 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
3071 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
3072 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
3073 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
3074 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
3075 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
3076 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
3077 *trunc<mode>df2_odd): Set size attribute to '128'.
3078 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
3079 * config/rs6000/power6.md (power6-fp): Include dfp type.
3080 * config/rs6000/power7.md (power7-fp): Likewise.
3081 * config/rs6000/power8.md (power8-fp): Likewise.
3082 * config/rs6000/power9.md: New file.
3083 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
3084 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
3085 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
3087 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
3088 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3089 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
3090 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
3091 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
3092 dfp_dscri_<mode>): Change type attribute to dfp.
3093 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
3094 attribute to vecsimple.
3095 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
3096 and prefetch streams.
3097 (rs6000_option_override_internal): Remove temporary code setting
3098 tuning to power8. Don't set rs6000_sched_groups for power9.
3099 (last_scheduled_insn): Change to rtx_insn *.
3100 (divide_cnt, vec_load_pendulum): New variables.
3101 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
3102 (rs6000_issue_rate): Set issue rate for Power9.
3103 (is_power9_pairable_vec_type): New.
3104 (power9_sched_reorder2): New.
3105 (rs6000_sched_reorder2): Call new function for Power9 specific
3107 (insn_must_be_first_in_group): Remove Power9.
3108 (insn_must_be_last_in_group): Likewise.
3109 (force_new_group): Likewise.
3110 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
3111 Initialize divide_cnt/vec_load_pendulum.
3112 (_rs6000_sched_context, rs6000_init_sched_context,
3113 rs6000_set_sched_context): Handle context save/restore of new
3116 2016-06-28 Richard Biener <rguenther@suse.de>
3118 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
3119 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
3120 COMPONENT_REF operand.
3121 (nonoverlapping_component_refs_p): Likewise.
3122 * stor-layout.c (start_bitfield_representative): Mark
3123 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
3125 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3127 * Makefile.in: Don't cat ../stage_current if it does not exist.
3129 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
3130 last argument is a bit-field.
3132 PR rtl-optimization/71673
3133 * internal-fn.c (expand_arith_overflow_result_store): Use
3134 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
3135 expand_simple_binop.
3138 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
3139 expand_ifn_atomic_compare_exchange): New functions.
3140 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
3141 * tree.h (build_call_expr_internal_loc): Rename to ...
3142 (build_call_expr_internal_loc_array): ... this. Fix up type of
3144 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
3145 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
3146 ATOMIC_COMPARE_EXCHANGE result.
3147 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
3148 * gimple-fold.h (optimize_atomic_compare_exchange_p,
3149 fold_builtin_atomic_compare_exchange): New prototypes.
3150 * gimple-fold.c (optimize_atomic_compare_exchange_p,
3151 fold_builtin_atomic_compare_exchange): New functions..
3152 * tree-ssa.c (execute_update_addresses_taken): If
3153 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
3154 of call when finding addressable vars, and if such var becomes
3155 non-addressable, call fold_builtin_atomic_compare_exchange.
3157 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
3160 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
3161 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
3163 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
3165 * config/rs6000/rs6000.md ('type' attribute): Add
3166 veclogical,veccmpfx,vecexts,vecmove insn types.
3167 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
3168 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
3169 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
3170 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
3171 *nabs<mode>2_hw): Change type to vecmove.
3172 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
3173 *boolcc<mode>3_internal, *eqv<mode>3_internal,
3174 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
3175 *ieee_128bit_vsx_abs<mode>2_internal,
3176 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
3177 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
3178 *ieee128_mtvsrd_32bit): Change type to veclogical.
3179 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
3180 *movdi_internal32, *movdi_internal64): Update insn types.
3181 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
3182 vsx_extract_<mode>): Change type to veclogical.
3183 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
3184 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
3185 *vsx_sign_extend_si_v2di): Change type to vecexts.
3186 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
3188 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
3189 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
3190 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
3191 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
3192 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3193 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
3194 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
3195 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
3196 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
3197 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
3198 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
3199 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
3200 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
3201 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
3202 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
3203 (ppc7450-vecsimple): Add veclogical, vecmove.
3204 (ppc7450-veccmp): Add veccmpfx.
3205 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
3207 (ppc8540_vector_compare): Add veccmpfx.
3208 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
3209 * config/rs6000/cell.md (cell-fp): Add fpsimple.
3210 (cell-vecsimple): Add veclogical, vecmove.
3211 (cell-veccmp): Add veccmpfx.
3212 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
3213 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
3215 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
3216 * config/rs6000/power4.md (power4-fp): Add fpsimple.
3217 (power4-vecsimple): Add veclogical, vecmove.
3218 (power4-veccmp): Add veccmpfx.
3219 * config/rs6000/power5.md (power5-fp): Add fpsimple.
3220 * config/rs6000/power6.md (power6-fp): Add fpsimple.
3221 (power6-vecsimple): Add veclogical, vecmove.
3222 (power6-veccmp): Add veccmpfx.
3223 * config/rs6000/power7.md (power7-fp): Add fpsimple.
3224 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
3225 * config/rs6000/power8.md (power8-fp): Add fpsimple.
3226 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
3227 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
3228 * config/rs6000/titan.md (titan_fp): Add fpsimple.
3229 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
3231 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
3233 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
3236 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3237 OPTION_MASK_P9_DFORM_VECTOR.
3238 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
3239 disable -mpower9-dform-vector when using reload.
3240 (quad_address_p): Remove 'gpr_p' argument and all associated code.
3241 New 'strict' argument. Update all callers. Add strict addressing
3243 (rs6000_legitimate_offset_address_p): Remove call to
3244 virtual_stack_registers_memory_p.
3245 (rs6000_legitimize_reload_address): Add quad address support.
3246 (rs6000_legitimate_address_p): Move call to quad_address_p above
3247 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
3248 to account for new strict usage.
3249 (rs6000_output_move_128bit): Adjust quad_address_p args to account
3250 for new strict usage.
3251 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
3253 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.c (ix86_spill_class): Disable condition to
3261 always return NO_REGS.
3263 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
3265 * predict.c: Include gimple-pretty-print.h
3266 (predicted_by_loop_heuristics_p): Check also
3267 PRED_LOOP_EXIT_WITH_RECURSION
3268 (predict_loops): Find self recursive calls and use special purpose
3269 predictors for them; dump log about decisions.
3270 (pass_profile::execute): Dump info about #of iterations.
3271 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
3272 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
3274 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
3276 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
3277 output_asm_insn calls and shorten long lines. Output .CALL
3278 argument descriptor using pa_output_arg_descriptor. Add various
3279 inline $$dyncall and other optimizations.
3280 (pa_attr_length_indirect_call): Adjust ordering and lengths.
3282 2016-06-25 Jakub Jelinek <jakub@redhat.com>
3284 PR tree-optimization/71643
3285 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
3288 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
3289 leak a bitmap if dep_bb is NULL.
3291 PR tree-optimization/71631
3292 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
3293 to rewrite_expr_tree even if negate_result, move new_lhs var
3294 declaration and initialization earlier, for powi_result set afterwards
3295 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
3296 if new_lhs != lhs, and don't shadow gsi var.
3298 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3300 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
3301 Add in_loop parameter.
3302 (predict_loops): Add loop guard heuristics.
3303 * predict.def (PRED_LOOP_GUARD): New heuristics.
3305 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3307 * predict.c: Include ipa-utils.h
3308 (tree_bb_level_prediction): Predict recursive calls.
3309 (tree_estimate_probability_bb): Skip inexpensive calls for call
3311 * predict.def (PRED_RECURSIVE_CALL): New.
3313 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3315 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
3316 (BU_FLOAT128_1): Likewise.
3318 (COPYSIGNQ): Likewise.
3319 (RS6000_BUILTIN_NANQ): Likewise.
3320 (RS6000_BUILTIN_NANSQ): Likewise.
3321 (RS6000_BUILTIN_INFQ): Likewise.
3322 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
3323 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
3324 (TARGET_FOLD_BUILTIN): New #define.
3325 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
3326 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
3327 (rs6000_fold_builtin): New target hook implementation, handling
3328 folding of 128-bit NaNs and infinities.
3329 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
3330 entries are filled in to avoid problems during bootstrap
3331 self-test; define builtins for 128-bit NaNs and infinities.
3332 (rs6000_opt_mask): Add entry for float128.
3333 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
3334 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
3335 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3336 (const_str_type_node): New #define.
3337 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3338 to a define_expand that dispatches to either copysign<mode>3_soft
3339 or copysign<mode>3_hard.
3340 (copysign<mode>3_hard): Rename from copysign<mode>3.
3341 (copysign<mode>3_soft): New define_insn.
3342 * doc/extend.texi: Document new builtins.
3344 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3346 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
3347 PRIu64 instead of lu.
3349 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
3352 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
3355 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3357 PR tree-optimization/71647
3358 * omp-low.c (lower_rec_input_clauses): Convert
3359 omp_clause_aligned_alignment (c) to size_type_node for the
3360 last argument of __builtin_assume_aligned.
3362 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
3364 * configure.ac (calling ___tls_get_addr via GOT): New
3365 assembler/linker check.
3366 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
3367 assembler and linker supports calling ___tls_get_addr via GOT.
3368 Otherise, defined to 0.
3369 * config.in: Regenerated.
3370 * configure: Likewise.
3371 * config/i386/constraints.md (Yb): New constraint.
3372 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
3373 (REG_CLASS_NAMES): Likewise.
3374 (REG_CLASS_CONTENTS): Likewise.
3375 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
3376 the b constraint with the Yb constraint. Call ___tls_get_addr
3377 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
3379 (*tls_local_dynamic_base_32_gnu): Likewise.
3380 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
3381 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
3382 (*tls_local_dynamic_base_64_<mode>): Likewise.
3384 2016-06-24 Martin Liska <mliska@suse.cz>
3386 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
3387 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
3389 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
3390 argument to true if the expected number of iterations is
3393 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
3395 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
3396 assemble for 32bit target.
3397 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
3398 and $ld_ix86_gld_32_opt to link for 32bit target.
3399 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
3400 * configure: Regenerate.
3402 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3404 * config/arm/arm.c (int_log2): Delete definition and prototype.
3405 (shift_op): Use exact_log2 instead of int_log2.
3406 (vfp3_const_double_for_fract_bits): Likewise.
3408 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3410 * internal-fn.c (expand_arith_set_overflow): New function.
3411 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
3413 (expand_arith_overflow_result_store): Likewise. Handle precision
3414 smaller than mode precision.
3415 * tree-vrp.c (extract_range_basic): For imag part, handle
3416 properly signed 1-bit precision result.
3417 * doc/extend.texi (__builtin_add_overflow): Document that last
3418 argument can't be pointer to enumerated or boolean type.
3419 (__builtin_add_overflow_p): Document that last argument can't
3420 have enumerated or boolean type.
3422 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3423 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3425 * config/rs6000/predicates.md (splat_input_operand): Rework.
3426 Don't allow constants, since the insns that use this predicate
3427 don't support constants. Constants are handled by other insns
3428 that are created via combine. During and after register
3429 allocation, only allow indexed or indirect addresses, and not
3430 general addresses. Only allow modes supported by the hardware.
3431 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
3432 comment. Move check for using VSPLTIS<x> to a common location,
3433 instead of doing it in two different places.
3435 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
3437 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3438 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
3439 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
3440 signature_CENTAUR_ebx.
3442 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
3446 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
3447 (as_ix86_gas_32_opt): This.
3448 (ld_ix86_tls_ldm_opt): Renamed to ...
3449 (ld_ix86_gld_32_opt): This.
3450 (R_386_TLS_LDM reloc): Updated.
3451 (R_386_GOT32X reloc): New assembler/linker check.
3452 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
3453 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
3455 * config.in: Regenerated.
3456 * configure: Likewise.
3457 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
3458 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
3459 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
3460 if ix86_force_load_from_GOT_p returns true.
3461 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
3462 ix86_force_load_from_GOT_p returns true.
3463 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
3464 the external function address via the GOT slot.
3465 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
3466 HAVE_AS_IX86_GOT32X before returning false.
3467 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
3468 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
3470 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
3472 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
3474 2016-06-23 Andi Kleen <ak@linux.intel.com>
3476 * Makefile.in: Regenerate.
3477 * doc/install.texi: Document autoprofiledbootstrap.
3479 2016-06-23 Andi Kleen <ak@linux.intel.com>
3481 * config/i386/gcc-auto-profile: New file.
3483 2016-06-23 Martin Liska <mliska@suse.cz>
3486 * predict.c (predict_loops): Revert the hunk that was removed
3489 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
3491 * config.gcc: Add support for arm*-*-phoenix* targets.
3492 * config/arm/t-phoenix: New.
3493 * config/phoenix.h: New.
3495 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
3496 H.J. Lu <hongjiu.lu@intel.com>
3499 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
3500 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
3501 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
3502 ix86_force_load_from_GOT_p returns true.
3503 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
3504 ix86_force_load_from_GOT_p returns true.
3505 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
3506 ix86_force_load_from_GOT_p returns true.
3507 (ix86_expand_move): Load the external function address via the
3508 GOT slot if ix86_force_load_from_GOT_p returns true.
3509 * config/i386/predicates.md (x86_64_immediate_operand): Return
3510 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
3511 (x86_64_zext_immediate_operand): Ditto.
3513 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
3515 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
3517 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3520 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
3521 * diagnostic.c (pedwarn_at_rich_loc): New function.
3522 * spellcheck.h (best_match::best_match): Add a
3523 "best_distance_so_far" optional parameter.
3524 (best_match::set_best_so_far): New method.
3525 (best_match::get_best_distance): New accessor.
3526 (best_match::get_best_candidate_length): New accessor.
3528 2016-06-22 Nick Clifton <nickc@redhat.com>
3530 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
3531 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
3532 modes are accepted as well.
3533 (ucompare_loc_descriptor): Likewise.
3534 (minmax_loc_descriptor): Likewise.
3535 (clz_loc_descriptor): Likewise.
3536 (popcount_loc_descriptor): Likewise.
3537 (bswap_loc_descriptor): Likewise.
3538 (rotate_loc_descriptor): Likewise.
3539 (mem_loc_descriptor): Likewise.
3540 (loc_descriptor): Likewise.
3542 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3544 * common.opt (fdiagnostics-parseable-fixits): New option.
3545 * diagnostic.c: Include "selftest.h".
3546 (print_escaped_string): New function.
3547 (print_parseable_fixits): New function.
3548 (diagnostic_report_diagnostic): Call print_parseable_fixits.
3549 (selftest::assert_print_escaped_string): New function.
3550 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
3551 (selftest::test_print_escaped_string): New function.
3552 (selftest::test_print_parseable_fixits_none): New function.
3553 (selftest::test_print_parseable_fixits_insert): New function.
3554 (selftest::test_print_parseable_fixits_remove): New function.
3555 (selftest::test_print_parseable_fixits_replace): New function.
3556 (selftest::diagnostic_c_tests): New function.
3557 * diagnostic.h (struct diagnostic_context): Add field
3558 "parseable_fixits_p".
3559 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3560 -fdiagnostics-parseable-fixits.
3561 (-fdiagnostics-parseable-fixits): New option.
3562 * opts.c (common_handle_option): Handle
3563 -fdiagnostics-parseable-fixits.
3564 * selftest-run-tests.c (selftest::run_tests): Call
3565 selftest::diagnostic_c_tests.
3566 * selftest.h (selftest::diagnostic_c_tests): New prototype.
3568 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
3570 PR tree-optimization/71488
3571 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
3572 comparison of boolean vectors.
3573 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
3574 of boolean vectors using bitwise operations.
3576 2016-06-22 Andreas Schwab <schwab@suse.de>
3578 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
3581 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3583 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3585 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
3587 * config/i386/i386.c (print_reg): Emit an error message on attempt to
3590 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3592 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
3593 * config/arm/arm-cores.def (cortex-a73): New entry.
3594 (cortex-a73.cortex-a35): Likewise.
3595 (cortex-a73.cortex-a53): Likewise.
3596 * config/arm/arm-tables.opt: Regenerate.
3597 * config/arm/arm-tune.md: Likewise.
3598 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
3599 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3600 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
3601 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3602 * doc/invoke.texi (ARM Options): Document cortex-a73,
3603 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
3605 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3607 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
3608 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
3609 (cortex-a73.cortex-a35): Likewise.
3610 (cortex-a73.cortex-a53): Likewise.
3611 * config/aarch64/aarch64-tune.md: Regenerate.
3612 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
3613 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
3616 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3618 * configure.ac (gcc_cv_as_compress_debug): Remove
3619 --compress-debug-sections as extra as switch.
3620 Handle gas --compress-debug-sections=type.
3621 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
3622 Handle gld --compress-debug-sections=type.
3623 * configure: Regenerate.
3625 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
3627 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
3629 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
3631 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
3632 (do_rewrite): likewise.
3634 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3636 * common/config/mep/mep-common.c: Remove.
3637 * config.gcc: Remove mep-* support.
3638 * config/mep/constraints.md: Remove.
3639 * config/mep/default.h: Remove.
3640 * config/mep/intrinsics.h: Remove.
3641 * config/mep/intrinsics.md: Remove.
3642 * config/mep/ivc2-template.h: Remove.
3643 * config/mep/mep-c5.cpu: Remove.
3644 * config/mep/mep-core.cpu: Remove.
3645 * config/mep/mep-default.cpu: Remove.
3646 * config/mep/mep-ext-cop.cpu: Remove.
3647 * config/mep/mep-intrin.h: Remove.
3648 * config/mep/mep-ivc2.cpu: Remove.
3649 * config/mep/mep-pragma.c: Remove.
3650 * config/mep/mep-protos.h: Remove.
3651 * config/mep/mep.c: Remove.
3652 * config/mep/mep.cpu: Remove.
3653 * config/mep/mep.h: Remove.
3654 * config/mep/mep.md: Remove.
3655 * config/mep/mep.opt: Remove.
3656 * config/mep/predicates.md: Remove.
3657 * config/mep/t-mep: Remove.
3658 * doc/install.texi: Remove mep-* documentation.
3659 * doc/md.texi: Likewise.
3661 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3663 * config.gcc: Remove support for avr-rtems.
3664 * config/avr/gen-avr-mmcu-specs.c: Likewise.
3665 * config/avr/rtems.h: Remove.
3666 * config/avr/t-rtems: Remove.
3668 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3670 * config.gcc: Remove m32r-rtems support.
3671 * config/m32r/rtems.h: Remove.
3673 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3675 * config.gcc: Remove h8300-rtems support.
3676 * config/h8300/rtems.h: Remove.
3677 * config/h8300/t-rtems: Remove.
3679 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3681 * config.gcc: Remove support for knetbsd.
3682 * configure.ac: Likewise.
3683 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
3684 * config/knetbsd-gnu.h: Remove.
3685 * configure: Regenerate.
3687 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3689 * config.gcc: Remove support for openbsd 2 and 3.
3690 * config/openbsd-oldgas.h: Remove.
3692 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3694 * config.gcc: Remove interix support.
3695 * config/i386/i386-interix.h: Remove.
3696 * config/i386/interix.opt: Remove.
3697 * config/i386/t-interix: Remove.
3698 * configure: Regenerate.
3699 * configure.ac: Remove interix support.
3700 * doc/install.texi: Remove interix documentation.
3702 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3704 * config/rs6000/rs6000.h: Add conditional preprocessing directives
3705 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
3708 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3710 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
3711 they are both PLACEHOLDER_EXPRs.
3713 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3715 * stor-layout.c (layout_type): Move setting complex MODE to
3716 layout_type, instead of setting it ahead of time by the caller.
3717 * tree.c (build_complex_type): Likewise.
3719 2016-06-21 Martin Liska <mliska@suse.cz>
3721 * predict.c (force_edge_cold): Replace imposisble with
3724 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3726 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
3727 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
3729 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3731 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
3733 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
3734 Ilya Enkovich <ilya.enkovich@intel.com>
3737 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3738 New member function to convert V1TImode register to SUBREG
3739 TImode in debug insn.
3740 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3741 after changing register mode to V1TImode.
3743 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3745 * config/aarch64/aarch64-cores.def (vulcan): New core.
3746 * config/aarch64/aarch64-tune.md: Regenerate.
3747 * doc/invoke.texi: Document vulcan as an available option.
3749 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3751 * cse.c (canon_asm_operands): New function extracted from...
3752 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3753 either standalone or member of a PARALLEL.
3755 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3758 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3759 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3760 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3762 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3765 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3766 constant addresses if can_create_pseudo_p.
3768 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3770 PR tree-optimization/71588
3771 * tree-ssa-strlen.c (valid_builtin_call): New function.
3772 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3775 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3778 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3779 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3780 for conversion of scalar user var to complex type and use the
3781 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3784 PR rtl-optimization/71591
3785 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3786 don't run any tests.
3788 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3791 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3792 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3793 space for PIC with non-v32 and the common non-PIC "jump".
3795 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3798 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3799 returned values and add UN*/LTGT/*ORDERED cases with values matching
3800 D operand modifier on vcmp for AVX.
3802 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3804 * config/aarch64/aarch64.opt
3805 (mpc-relative-literal-loads): Rename internal option name.
3806 * config/aarch64/aarch64.c
3807 (aarch64_nopcrelative_literal_loads): Rename to
3808 aarch64_pcrelative_literal_loads.
3809 (aarch64_expand_mov_immediate): Likewise.
3810 (aarch64_secondary_reload): Likewise.
3811 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3812 (aarch64_override_options_after_change_1): Rename and simplify logic.
3813 (aarch64_classify_symbol): Merge large model checks into switch,
3814 remove pc-relative load check.
3816 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3818 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3819 costs relative to the cost of a register move.
3821 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3823 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3824 (vcvt_n_f64_u64): Likewise.
3825 (vcvt_n_s64_f64): Likewise.
3826 (vcvt_n_u64_f64): Likewise.
3827 (vcvt_f64_s64): Likewise.
3828 (vrecpe_f64): Likewise.
3829 (vcvt_f64_u64): Likewise.
3830 (vrecps_f64): Likewise.
3832 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3834 * config/aarch64/aarch64.md
3835 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
3837 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
3839 * config/aarch64/aarch64-builtins.c
3840 (aarch64_types_binop_uss_qualifiers): Delete.
3841 (TYPES_BINOP_USS): Likewise.
3842 (aarch64_types_binop_sus_qualifiers): Likewise.
3843 (TYPES_BINOP_SUS): Likewise.
3844 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
3845 (TYPES_FCVTIMM_SUS): Likewise.
3846 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
3848 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
3849 (fcvtzs): Use SHIFTIMM rather than BINOP.
3850 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
3852 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3854 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
3855 costs relative to the cost of a register move.
3857 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3859 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
3860 Allow scalar/single vector modes to be tieable.
3862 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3864 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
3866 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3868 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
3870 * tree.h (TYPE_ALIGN): Likewise.
3872 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3875 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
3877 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3879 * config/avr/avr.c (avr_print_operand): Fix "format not a string
3880 literal" build warnings.
3881 (avr_print_operand_address): Dito.
3883 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
3886 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
3887 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
3889 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
3891 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
3893 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
3896 * reload1.c (reload): Pass 0 to finish_spills when called because
3897 update_eliminables_and_spill returns true and remove did_spill.
3898 (finish_spills): Adjust comment and document GLOBAL parameter.
3900 2016-06-17 DJ Delorie <dj@redhat.com>
3903 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
3904 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
3905 (umulqihi3_virt): Likewise.
3906 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
3907 (umulqihi3_real): Likewise.
3909 2016-06-17 Martin Liska <mliska@suse.cz>
3911 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
3913 2016-06-17 Martin Liska <mliska@suse.cz>
3915 * predict.def: PRED_LOOP_EXIT from 92 to 85.
3917 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
3919 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
3921 (vaddq_f32): Likewise.
3922 (vmul_f32): Likewise.
3923 (vmulq_f32): Likewise.
3924 (vsub_f32): Likewise.
3925 (vsubq_f32): Likewise.
3927 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3929 PR tree-optimization/71347
3930 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
3931 cost for all uses in group.
3933 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3935 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
3936 insert gimple seq if it's not empty.
3938 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3940 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
3942 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
3944 (comp_dr_with_seg_len_pair): Ditto.
3945 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
3946 struct dr_with_seg_len_pair against DR_OFFSET.
3947 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
3950 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
3952 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
3954 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
3956 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
3957 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
3958 (pa_output_millicode_call): Likewise.
3959 (pa_output_call): Likewise.
3960 (pa_output_indirect_call): Likewise.
3961 (pa_asm_output_mi_thunk): Likewise.
3963 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3965 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
3967 2016-06-16 Martin Liska <mliska@suse.cz>
3969 * predict.c (combine_predictions_for_insn): When we find a first
3970 match predictor, we should consider just predictors with
3971 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
3972 DS theory predictor.
3973 (combine_predictions_for_bb): Likewise.
3975 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3977 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3978 with base of reference to struct.
3980 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3982 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
3984 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3987 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
3988 progmem_swtable_section.
3989 (progmem_swtable_section): Remove.
3990 (avr_asm_function_rodata_section): Remove.
3991 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3992 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
3994 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
3996 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3997 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
3998 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
3999 signature_CENTAUR_ebx.
4000 * config/i386/i386.c (ix86_option_override_internal): Add
4001 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
4002 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
4003 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
4005 2016-06-16 Martin Liska <mliska@suse.cz>
4007 * predict.def: Add fortran loop preheader predictor.
4008 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
4009 fold IFN_BUILTIN_EXPECT with a known constant argument.
4011 2016-06-16 Martin Liska <mliska@suse.cz>
4013 * predict.def: Add 'Fortran' to display text of all
4014 PRED_FORTRAN_* predictors.
4016 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4019 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
4020 [IA64_BUILTIN_NANSQ]: Ditto.
4021 (ia64_fold_builtin): New function.
4022 (TARGET_FOLD_BUILTIN): New define.
4023 (ia64_init_builtins) Declare const_string_type node.
4024 Add __builtin_nanq and __builtin_nansq builtin functions.
4025 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
4027 2016-06-16 Nick Clifton <nickc@redhat.com>
4029 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
4030 MSP430_HWMULT_ prefix to enum values.
4031 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
4032 * config/msp430/msp430.c: Update use of enum values.
4033 * config/msp430/msp430.md: Likewise.
4034 * config/msp430/msp430.opt: Likewise.
4036 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
4038 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
4039 of comparsions in the last iteration.
4041 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4042 Joern Rennecke <joern.rennecke@embecosm.com>
4044 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
4046 (arc_needs_pcl_p): Add GOTOFFPC.
4047 (arc_legitimate_pic_addr_p): Likewise.
4048 (arc_output_pic_addr_const): Likewise.
4049 (arc_legitimize_pic_address): Generate a pc-relative address using
4051 (arc_output_libcall): Use @pcl syntax.
4052 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
4053 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
4054 (*movsi_insn): Use @pcl syntax.
4055 (doloop_begin_i): Likewise.
4057 2016-06-16 Martin Liska <mliska@suse.cz>
4059 * predict.def: Define a new predictor.
4061 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4063 * config/arc/arc.opt (mtp-regno): Update text.
4065 2016-06-16 Renlin Li <renlin.li@arm.com>
4067 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
4069 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
4073 (setcc + and peephole2): Likewise.
4075 PR rtl-optimization/71532
4076 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
4079 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4081 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
4082 DImode constants with XXSPLTIB in vector registers.
4083 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
4084 vsx_extract_<mode>_internal{1,2} into a single insn that handles
4085 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
4086 extraction of the element at the top of the register as a scalar
4088 (vsx_extract_<mode>_internal1): Likewise.
4089 (vsx_extract_<mode>_internal2): Likewise.
4090 * config/rs6000/constraints.md (wi constraint): Remove a comment
4091 about DImode not being allowed in Altivec registers.
4092 (wB constraint): New constraint for constants that can be
4093 generated in Altivec registers with VSPLTISW/VUPKHSW.
4094 * config/rs6000/predicates.md (xxspltib_constant_split): Update
4096 (xxspltib_constant_nosplit): Likewise.
4097 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
4098 support for -mupper-regs-di to enable DImode to go into Altivec
4100 (POWERPC_MASKS): Likewise.
4101 (power7 cpu): Likewise.
4102 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
4103 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
4104 for DImode being allowed in Altivec registers. Update wi/wj
4105 constraints. Set scalar_in_vmx_p flag.
4106 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
4107 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
4108 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
4109 (rs6000_opt_masks): Add -mupper-regs-di.
4110 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
4111 direct move to use wi and not wj.
4113 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
4115 (floatunssi<mode>2_lfiwzx_mem): Likewise.
4116 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
4117 any VSX register, instead of just Altivec registers, to allow
4118 either operand to be an Altivec register or both.
4119 (fixuns_trunc<mode>di2_fctiduz): Likewise.
4120 (movdi_internal32): Add support for -mupper-regs-di. Add support
4121 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
4122 the alternatives and attributes to be lined up to be easier to
4124 (movdi_internal64): Likewise.
4125 (64-bit DImode splitters): Change predicates to only split loading
4126 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
4127 load constants in ISA 3.0 or ISA 2.07 respectively.
4128 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4129 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
4130 mention -mcpu=power9 sets these options.
4131 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
4134 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4137 * config/avr/avr.c (avr_set_current_function): Warn misspelled
4138 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
4139 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
4140 by default to warn misspelled interrupt/ signal handler.
4141 * doc/invoke.texi (AVR Options): Document it. Update description
4142 for -nodevicelib option.
4144 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4146 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
4147 up parentheses. Use GET_MODE_UNIT_BITSIZE.
4148 (aarch64_<sur>shll2_n<mode>): Likewise.
4150 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
4153 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
4154 DECL_CONTEXT for copied arguments.
4156 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4158 PR tree-optimization/71483
4159 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
4162 2016-06-15 Martin Liska <mliska@suse.cz>
4164 * predict.c (tree_predict_by_opcode): Call predict_edge_def
4165 instead of predict_edge w/o a probability.
4167 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4169 PR tree-optimization/71439
4170 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
4173 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4175 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
4176 register subregs in SET_SRC.
4178 2016-06-15 Richard Biener <rguenther@suse.de>
4180 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
4183 2016-06-15 Richard Biener <rguenther@suse.de>
4185 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
4186 not consider dependences between accesses that belong to the
4188 (vect_analyze_data_ref_dependences): Do not analyze read-read
4189 or self-dependences.
4191 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4193 * spellcheck-tree.c: Include spellcheck-tree.h rather than
4195 (find_closest_identifier): Reimplement in terms of
4196 best_match<tree,tree>.
4197 * spellcheck-tree.h: New file.
4198 * spellcheck.c (struct edit_distance_traits<const char *>): New
4200 (find_closest_string): Reimplement in terms of
4201 best_match<const char *, const char *>.
4202 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
4203 overload to spellcheck-tree.h.
4204 (find_closest_identifier): Likewise.
4205 (struct edit_distance_traits<T>): New template.
4206 (class best_match): New class.
4208 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4210 * selftest-run-tests.c (selftest::run_tests): Call
4211 selftest::spellcheck_tree_c_tests.
4212 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
4213 * spellcheck-tree.c: Include selftest.h and stringpool.h.
4214 (selftest::test_find_closest_identifier): New function.
4215 (selftest::spellcheck_tree_c_tests): New function.
4216 * spellcheck.c (selftest::test_find_closest_string): Verify that
4217 the order of the vec does not affect the results for this case.
4218 (selftest::test_data): New array.
4219 (selftest::test_metric_conditions): New function.
4220 (selftest::spellcheck_c_tests): Add a test of case-comparison.
4221 Call selftest::test_metric_conditions.
4223 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4225 * config/rs6000/rs6000-builtin.def (commentary): Typo.
4226 (BU_P9_MISC_1): Likewise.
4227 (BU_P9_64BIT_MISC_0): Likewise.
4228 (BU_P9_MISC_0): Likewise.
4230 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4232 * gcc-rich-location.c
4233 (gcc_rich_location::add_fixit_misspelled_id): New method.
4234 * gcc-rich-location.h
4235 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
4237 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
4239 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
4240 FreeBSD 11 and above.
4242 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
4244 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
4246 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4248 * expmed.h: Close parenthesis in "at your option" in copyright
4250 * lower-subreg.h: Likewise.
4252 2016-06-14 Richard Biener <rguenther@suse.de>
4255 * genmatch.c (expr::gen_transform): Use in_type for comparisons
4258 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4260 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
4262 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
4264 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
4266 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
4267 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
4269 2016-06-14 Richard Biener <rguenther@suse.de>
4271 PR tree-optimization/71522
4272 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
4273 copying into float copying.
4275 2016-06-14 Jakub Jelinek <jakub@redhat.com>
4277 PR tree-optimization/71520
4278 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
4279 (replace_block_by): Move user labels from bb1 to bb2.
4281 2016-06-14 Richard Biener <rguenther@suse.de>
4285 * expr.h (get_bit_range): Declare.
4286 * expr.c (get_bit_range): Export.
4287 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
4288 word_mode again to constrain the bitfield access.
4290 2016-06-14 Richard Biener <rguenther@suse.de>
4292 PR tree-optimization/71521
4293 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
4294 division int_const_binop against zero divisor.
4296 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/i386.md (signbittf2): New expander.
4299 * config/i386/sse.md (ptesttf2): New insn pattern.
4301 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4304 * input.c (selftest::test_reading_source_line): Avoid reading from
4305 __FILE__ by creating a tempfile with known content and reading
4308 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4310 * pretty-print.c (assert_pp_format_colored): Skip the test if
4312 (test_pp_format): Remove comment about GCC_COLORS.
4314 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4316 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
4317 * pretty-print.c (assert_pp_format_va): Add location param and use
4318 it with ASSERT_STREQ_AT.
4319 (assert_pp_format): Add location param and pass it to
4320 assert_pp_format_va.
4321 (assert_pp_format_colored): Likewise.
4322 (ASSERT_PP_FORMAT_1): New.
4323 (ASSERT_PP_FORMAT_2): New.
4324 (ASSERT_PP_FORMAT_3): New.
4325 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
4326 explicitly, or implicitly via the above macros.
4327 * selftest.c (selftest::pass): Use a selftest::location rather
4329 (selftest::fail): Likewise. Print the function name.
4330 (selftest::fail_formatted): Likewise.
4331 (selftest::assert_streq): Use a selftest::location rather than
4333 * selftest.h (selftest::location): New struct.
4334 (SELFTEST_LOCATION): New macro.
4335 (selftest::pass): Accept a const location & rather than file
4337 (selftest::fail): Likewise.
4338 (selftest::fail_formatted): Likewise.
4339 (selftest::assert_streq): Likewise.
4340 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
4341 (ASSERT_FALSE): Likewise.
4342 (ASSERT_EQ): Likewise.
4343 (ASSERT_NE): Likewise.
4344 (ASSERT_STREQ): Likewise.
4345 (ASSERT_PRED1): Likewise.
4346 (ASSERT_STREQ_AT): New macro.
4348 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4350 * selftest.c (selftest::fail_formatted): New function.
4351 (selftest::assert_streq): New function.
4352 * selftest.h (selftests::fail_formatted): New decl.
4353 (selftest::assert_streq): New decl.
4354 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
4356 2016-06-13 Jeff Law <law@redhat.com>
4358 PR tree-optimization/71403
4359 * tree-ssa-threadbackward.c
4360 (convert_and_register_jump_thread_path): No longer accept reference
4361 to path. Do not pop items off the path anymore.
4362 (fsm_find_control_statement_thread_paths): Do not allow threading
4363 to a deeper loop nest. Pop the last item off the path here rather
4364 than in convert_and_register_jump_thread_path.
4366 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4367 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
4369 [AArch64] Emit division using the Newton series
4371 * config/aarch64/aarch64-protos.h
4372 (cpu_approx_modes): Add new member "division".
4373 (aarch64_emit_approx_div): Declare new function.
4374 * config/aarch64/aarch64.c
4375 (generic_approx_modes): New member "division".
4376 (exynosm1_approx_modes): Likewise.
4377 (xgene1_approx_modes): Likewise.
4378 (aarch64_emit_approx_div): Define new function.
4379 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
4380 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
4381 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
4382 * doc/invoke.texi (-mlow-precision-div): Describe new option.
4384 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4385 Wilco Dijkstra <wilco.dijkstra@arm.com>
4387 [AArch64] Emit square root using the Newton series
4389 * config/aarch64/aarch64-protos.h
4390 (aarch64_emit_approx_rsqrt): Replace with new function
4391 "aarch64_emit_approx_sqrt".
4392 (cpu_approx_modes): New member "sqrt".
4393 * config/aarch64/aarch64.c
4394 (generic_approx_modes): New member "sqrt".
4395 (exynosm1_approx_modes): Likewise.
4396 (xgene1_approx_modes): Likewise.
4397 (aarch64_emit_approx_rsqrt): Replace with new function
4398 "aarch64_emit_approx_sqrt".
4399 (aarch64_override_options_after_change_1): Handle new option.
4400 * config/aarch64/aarch64-simd.md
4401 (rsqrt<mode>2): Use new function instead.
4402 (sqrt<mode>2): New expansion and insn definitions.
4403 * config/aarch64/aarch64.md: Likewise.
4404 * config/aarch64/aarch64.opt
4405 (mlow-precision-sqrt): Add new option description.
4406 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
4408 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4410 [AArch64] Add more choices for the reciprocal square root approximation
4412 Allow a target to prefer such operation depending on the operation mode.
4414 * config/aarch64/aarch64-protos.h
4415 (AARCH64_APPROX_MODE): New macro.
4416 (AARCH64_APPROX_{NONE,ALL}): Likewise.
4417 (cpu_approx_modes): New structure.
4418 (tune_params): New member "approx_modes".
4419 * config/aarch64/aarch64-tuning-flags.def
4420 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
4421 * config/aarch64/aarch64.c
4422 (generic_approx_modes): New core "cpu_approx_modes" structure.
4423 (exynosm1_approx_modes): Likewise.
4424 (xgene1_approx_modes): Likewise.
4425 (generic_tunings): New member "approx_modes".
4426 (cortexa35_tunings): Likewise.
4427 (cortexa53_tunings): Likewise.
4428 (cortexa57_tunings): Likewise.
4429 (cortexa72_tunings): Likewise.
4430 (exynosm1_tunings): Likewise.
4431 (thunderx_tunings): Likewise.
4432 (xgene1_tunings): Likewise.
4433 (use_rsqrt_p): New argument for the mode and use new member from
4435 (aarch64_builtin_reciprocal): Devise mode from builtin.
4436 (aarch64_optab_supported_p): New argument for the mode.
4437 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
4439 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4441 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
4442 RS6000_BTM_MODULO flag into the set of flags that are considered
4443 to be part of the common configuration.
4445 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4447 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
4448 difference unsigned.
4449 (vec_absdb): New macro for vector absolute difference unsigned
4451 (vec_absdh): New macro for vector absolute difference unsigned
4453 (vec_absdw): New macro for vector absolute difference unsigned word.
4454 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
4455 (vadu<mode>3): New insn.
4456 (*p9_vadu<mode>3): New insn.
4457 * config/rs6000/rs6000-builtin.def (vadub): New built-in
4459 (vaduh): New built-in definition.
4460 (vaduw): New built-in definition.
4461 (vadu): New overloaded built-in definition.
4462 (vadub): New overloaded built-in definition.
4463 (vaduh): New overloaded built-in definition.
4464 (vaduw): New overloaded built-in definition.
4465 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4466 overloaded vector absolute difference unsigned functions.
4467 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4468 the ISA 3.0 vector absolute difference unsigned built-in functions.
4470 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
4472 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
4473 update shared_lookup_references only once after changing operands.
4475 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
4478 * tree-nested.c (convert_nonlocal_omp_clauses)
4479 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
4481 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
4482 * tree.def (CASE_LABEL_EXPR): Likewise.
4484 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4487 * input.c (test_builtins): Fix an assertion.
4489 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
4494 (isinf<mode>2): Ditto.
4496 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4498 * ggc-tests.c (test_finalization): Only test need_finalization_p
4499 for GCC_VERSION >= 4003.
4501 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4503 * config/s390/vecintrin.h: Fix file description in comment.
4505 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4507 * config/s390/s390-builtin-types.def: Change builtin type naming
4508 scheme to match builtin-types.def.
4510 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
4512 * fold-const.c (optimize_minmax_comparison): Remove.
4513 (fold_comparison): Remove call to the above.
4514 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
4515 New transformations.
4517 2016-06-13 Alan Hayward <alan.hayward@arm.com>
4519 PR tree-optimization/71416
4520 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
4523 2016-06-13 Martin Liska <mliska@suse.cz>
4525 * predict.c (enum predictor_reason): Prefix enum with REASON_.
4526 (combine_predictions_for_insn): Likewise.
4527 (prune_predictions_for_bb): Likewise.
4528 (combine_predictions_for_bb): Likewise.
4530 2016-06-13 Richard Biener <rguenther@suse.de>
4532 PR tree-optimization/71505
4533 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
4534 assert match comment.
4536 2016-06-13 Marek Polacek <polacek@redhat.com>
4539 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
4540 gimplify_switch_expr.
4541 (warn_switch_unreachable_r): New function.
4543 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4546 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
4549 2016-06-13 Richard Biener <rguenther@suse.de>
4552 * fold-const.c (fold_unary_loc): Preserve alignment when
4553 folding a VIEW_CONVERT_EXPR into a MEM_REF.
4555 2016-06-13 Martin Liska <mliska@suse.cz>
4558 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
4559 w/ -fsanitize=bounds.
4561 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4563 * config/i386/i386.c (ix86_init_builtins): Calculate
4564 FLOAT128_FTYPE_CONST_STRING function type only once.
4565 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
4566 built-in functions are available for x86-32 and x86-64 targets.
4568 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4571 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
4573 (FLOAT128_FTYPE_CONST_STRING): New function type.
4574 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
4575 [IX86_BUILTIN_NANSQ]: Ditto.
4576 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4577 (ix86_init_builtin_types): Declare const_string_type_node.
4578 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
4580 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4581 * doc/extend.texi (x86 Built-in Functions): Document
4582 __builtin_nanq and __builtin_nansq.
4584 2016-06-11 Jiong Wang <jiong.wang@arm.com>
4587 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
4588 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
4589 length for pop patterns.
4590 (arm_attr_length_push_multi): Update comments.
4591 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
4593 (*pop_multiple_with_writeback_and_return): Likewise.
4594 (*pop_multiple_with_return): Likewise.
4596 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
4599 * fold-const.c (optimize_bit_field_compare): Don't try to use
4600 word_mode unconditionally for reading the bit field, look at
4601 DECL_BIT_FIELD_REPRESENTATIVE instead.
4603 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4606 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
4607 vector integer type.
4609 2016-06-10 Jakub Jelinek <jakub@redhat.com>
4612 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
4613 without LABEL_DECL, set *handled_ops_p to false instead of true.
4615 2016-06-10 Martin Sebor <msebor@redhat.com>
4618 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
4619 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
4620 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
4622 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
4623 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
4624 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
4625 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
4626 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
4627 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
4628 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
4629 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
4631 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4633 * config/arm/arm.h (pool_vector_label,
4634 return_used_this_function): Remove.
4636 2016-06-10 Jeff Law <law@redhat.com>
4638 PR tree-optimization/71335
4639 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
4640 zero length paths here.
4641 (convert_and_register_jump_thread_path): Remove hacks related to
4642 duplicated blocks in the jump thread path.
4643 (fsm_find_control_statement_thread_paths): Avoid putting the same
4644 block on the thread path twice, but ensure the thread path is
4645 unchanged from the caller's point of view.
4647 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4649 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4650 * predict.def (PRED_LOOP_BRANCH): Remove.
4652 2016-06-10 David Malcolm <dmalcolm@redhat.com>
4654 * Makefile.in (OBJS): Add ggc-tests.o.
4655 (GTFILES): Add ggc-tests.c.
4656 * ggc-tests.c: New file.
4657 * selftest-run-tests.c (selftest::run_tests): Call
4658 selftest::ggc_tests_c_tests.
4659 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
4661 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
4663 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
4665 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
4668 * varasm.c (place_block_symbol): Adjust alignment for asan protected
4669 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
4671 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4673 * profile.c: Include cfgloop.h.
4674 (branch_prob): Compute estimated number of iterations.
4675 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4676 recompute estimate number of iterations from profile.
4678 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4681 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
4682 must be grouped on top of stack. Don't force early clobber
4683 on ordinary reg outputs.
4685 2016-06-10 Richard Biener <rguenther@suse.de>
4687 * targhooks.c (default_builtin_vectorization_cost): Adjust
4690 2016-06-10 Richard Biener <rguenther@suse.de>
4692 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
4693 to fold the RHS to a constant if possible.
4695 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
4698 * tree-nested.c (convert_nonlocal_omp_clauses)
4699 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
4700 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
4701 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
4703 * gimplify.c (gimplify_adjust_omp_clauses): Discard
4705 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
4707 * omp-low.c (scan_sharing_clauses): Don't expect
4710 2016-06-10 Alan Hayward <alan.hayward@arm.com>
4712 PR tree-optimization/71407
4713 PR tree-optimization/71416
4714 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
4717 2016-06-10 Richard Biener <rguenther@suse.de>
4720 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
4722 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
4724 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
4726 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
4727 Jiong Wang <jiong.wang@arm.com>
4729 PR rtl-optimization/70751
4730 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
4731 spilled into memory.
4733 2016-06-09 Jonathan Yong <10walls@gmail.com>
4736 2015-09-21 Jonathan Yong <10walls@gmail.com>
4738 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4739 sysroot/usr/lib/32api for additional win32 libraries,
4740 fixes failing Cygwin bootstrapping.
4742 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4744 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4747 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4750 * pretty-print.c (pp_indent): Specify that %p is printed in a
4751 host-dependent manner.
4752 (test_pp_format): Remove the test for %p.
4754 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4756 * config/mips/mips.c (mips_output_jump): Fix formatting.
4758 2016-06-09 Richard Biener <rguenther@suse.de>
4760 PR tree-optimization/71462
4761 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4764 2016-06-09 Martin Liska <mliska@suse.cz>
4766 * predict.c (dump_prediction): Add new argument.
4767 (enum predictor_reason): New enum.
4768 (struct predictor_hash): New struct.
4769 (predictor_hash::hash): New function.
4770 (predictor_hash::equal): Likewise.
4771 (not_removed_prediction_p): New function.
4772 (prune_predictions_for_bb): Likewise.
4773 (combine_predictions_for_bb): Prune predictions.
4775 2016-06-09 Martin Liska <mliska@suse.cz>
4777 * predict.c (filter_predictions): New function.
4778 (remove_predictions_associated_with_edge): Use the filter
4780 (equal_edge_p): New function.
4782 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4784 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4785 Correct usage of @samp vs @option, add @samp where appropriate.
4786 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4787 Add armv6s-m and document it, as it is no official ARM name.
4789 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4791 * ifcvt.c (struct noce_if_info): Add transform_name field.
4792 (noce_try_move): Set if_info->transform_name to the function name.
4793 (noce_try_ifelse_collapse): Likewise.
4794 (noce_try_store_flag): Likewise.
4795 (noce_try_inverse_constants): Likewise.
4796 (noce_try_store_flag_constants): Likewise.
4797 (noce_try_addcc): Likewise.
4798 (noce_try_store_flag_mask): Likewise.
4799 (noce_try_cmove): Likewise.
4800 (noce_try_cmove_arith): Likewise.
4801 (noce_try_minmax): Likewise.
4802 (noce_try_abs): Likewise.
4803 (noce_try_sign_mask): Likewise.
4804 (noce_try_bitop): Likewise.
4805 (noce_convert_multiple_sets): Likewise.
4806 (noce_process_if_block): Print if_info->transform_name to
4807 dump_file if transformation succeeded.
4809 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4811 * config/arm/cortex-a57.md (cortex_a57_alu):
4814 2016-06-08 Martin Sebor <msebor@redhat.com>
4815 Jakub Jelinek <jakub@redhat.com>
4819 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4820 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4821 * builtins.c: Include gimple-fold.h.
4822 (fold_builtin_arith_overflow): Handle
4823 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4824 (fold_builtin_3): Likewise.
4825 * doc/extend.texi (Integer Overflow Builtins): Document
4826 __builtin_{add,sub,mul}_overflow_p.
4828 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4830 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4831 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4833 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4835 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
4836 Rewrite, looking one level down for records and arrays.
4838 2016-06-08 David Malcolm <dmalcolm@redhat.com>
4840 * pretty-print.c: Include "selftest.h".
4841 (pp_format): Fix comment.
4842 (identifier_to_locale): Likewise.
4843 (selftest::test_basic_printing): New function.
4844 (selftest::assert_pp_format): New function.
4845 (selftest::test_pp_format): New function.
4846 (selftest::pretty_print_c_tests): New function.
4847 * selftest-run-tests.c (selftest::run_tests): Call
4848 selftest::pretty_print_c_tests.
4849 * selftest.h (pretty_print_c_tests): New declaration.
4851 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4853 * invoke.texi (max-loop-headers-insns): Document.
4854 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
4855 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
4856 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
4858 2016-06-08 Richard Biener <rguenther@suse.de>
4860 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
4861 on strided SLP loads and fall back to scalar loads in case
4862 we can't chunk them.
4864 2016-06-08 Richard Biener <rguenther@suse.de>
4866 PR tree-optimization/71452
4867 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
4868 type used for the SSA rewrite has enough precision to cover
4869 the dynamic type of the location.
4871 2016-06-08 Jakub Jelinek <jakub@redhat.com>
4872 Richard Biener <rguenther@suse.de>
4875 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
4876 the same as DECL_P (base0) for indirect_base0. Use equality_code
4877 in one further place.
4879 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
4881 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
4882 to one word if the field is known to overlap other words.
4883 (extract_bit_field_1): Likewise.
4884 (store_split_bit_field): Remove compensating code.
4885 (extract_split_bit_field): Likewise.
4887 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
4891 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
4893 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4895 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
4897 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
4898 (arch64_addpv4sf): Delete.
4899 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
4900 "gen_aarch64_addpv4sf".
4901 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
4903 (vpadds_f32): Likewise.
4904 (vpaddq_f32): Likewise.
4905 (vpaddq_f64): Likewise.
4907 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4909 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
4911 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
4912 to VALLF. Rename to "fabd<mode>3".
4913 "*fabd_scalar<mode>3): Delete.
4914 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
4916 (vabdd_f64): Likewise.
4917 (vabd_f32): Likewise.
4918 (vabd_f64): Likewise.
4919 (vabdq_f32): Likewise.
4920 (vabdq_f64): Likewise.
4922 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4924 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
4926 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
4927 "aarch64_rsqrts<mode>".
4928 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
4929 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
4931 (vrsqrtsd_f64): Likewise.
4932 (vrsqrts_f32): Likewise.
4933 (vrsqrts_f64): Likewise.
4934 (vrsqrtsq_f32): Likewise.
4935 (vrsqrtsq_f64): Likewise.
4937 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4939 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
4941 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
4942 "aarch64_rsqrte<mode>".
4943 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
4944 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
4946 (vrsqrted_f64): Likewise.
4947 (vrsqrte_f32): Likewise.
4948 (vrsqrte_f64): Likewise.
4949 (vrsqrteq_f32): Likewise.
4950 (vrsqrteq_f64): Likewise.
4952 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4954 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
4958 * config/aarch64/aarch64-simd.md
4959 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
4960 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
4961 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
4963 (vcvt_n_f32_u32): Likewise.
4964 (vcvt_n_s32_f32): Likewise.
4965 (vcvt_n_u32_f32): Likewise.
4966 (vcvtq_n_f32_s32): Likewise.
4967 (vcvtq_n_f32_u32): Likewise.
4968 (vcvtq_n_f64_s64): Likewise.
4969 (vcvtq_n_f64_u64): Likewise.
4970 (vcvtq_n_s32_f32): Likewise.
4971 (vcvtq_n_s64_f64): Likewise.
4972 (vcvtq_n_u32_f32): Likewise.
4973 (vcvtq_n_u64_f64): Likewise.
4974 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
4975 (VSDQ_SDI): Likewise.
4976 (fcvt_target): Support V4DI, V4SI and V2SI.
4977 (FCVT_TARGET): Likewise.
4979 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4981 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
4982 (TYPES_BINOP_SUS): Likewise.
4983 (aarch64_simd_builtin_data): Update include file name.
4984 (aarch64_builtins): Likewise.
4985 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
4986 for conversion between scalar float-point and fixed-point.
4990 * config/aarch64/aarch64.md
4991 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
4992 pattern for conversion between scalar float to fixed-pointer.
4993 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
4994 (UNSPEC_FCVTZS): New UNSPEC enumeration.
4995 (UNSPEC_FCVTZU): Likewise.
4996 (UNSPEC_SCVTF): Likewise.
4997 (UNSPEC_UCVTF): Likewise.
4998 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
5000 (vcvtd_n_f64_u64): Likewise.
5001 (vcvtd_n_s64_f64): Likewise.
5002 (vcvtd_n_u64_f64): Likewise.
5003 (vcvtd_n_f32_s32): Likewise.
5004 (vcvts_n_f32_u32): Likewise.
5005 (vcvtd_n_s32_f32): Likewise.
5006 (vcvts_n_u32_f32): Likewise.
5007 * config/aarch64/iterators.md (fcvt_target): Support integer to float
5009 (FCVT_TARGET): Likewise.
5010 (FCVT_FIXED2F): New iterator.
5011 (FCVT_F2FIXED): Likewise.
5012 (fcvt_fixed_insn): New define_int_attr.
5014 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5016 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
5017 some statements was removed.
5019 2016-06-08 Alan Hayward <alan.hayward@arm.com>
5021 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
5022 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
5023 (vect_can_advance_ivs_p): likewise.
5024 (vect_update_ivs_after_vectorizer): likewise.
5025 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
5026 (vect_analyze_scalar_cycles_1): likewise.
5027 (vect_analyze_loop_operations): likewise.
5028 (report_vect_op): likewise.
5029 (vect_is_slp_reduction): likewise.
5030 (vect_is_simple_reduction): likewise.
5031 (get_initial_def_for_induction): likewise.
5032 (vect_transform_loop): likewise.
5033 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
5034 (vect_recog_sad_pattern): likewise.
5035 (vect_recog_widen_sum_pattern): likewise.
5036 (vect_recog_widening_pattern): likewise.
5037 (vect_recog_divmod_pattern): likewise.
5038 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
5039 (vect_analyze_slp_instance): likewise.
5040 (vect_transform_slp_perm_load): likewise.
5041 (vect_schedule_slp_instance): likewise.
5043 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5045 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
5046 (return_prediction): PRED_CONST_RETURN predict return as not taken.
5047 * predict.def (PRED_CONTINUE): Change hitrate 50->67
5048 (PRED_LOOP_BRANCH): Document predictor as broken.
5049 (PRED_LOOP_EXIT): Change hitrate 91->92.
5050 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
5051 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
5052 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
5053 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
5054 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
5055 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
5056 (PRED_CALL): Chane hitrate 71->67.
5057 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
5058 (PRED_GOTO): Document as unused right now.
5059 (PRED_CONST_RETURN): Change hitrate 67->69
5060 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
5061 (PRED_NULL_RETURN): Change hitrate 91->90.
5062 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
5063 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
5064 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
5066 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
5068 * config/rs6000/altivec.h: Add __builtin_vec_mul.
5069 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
5070 special case Altivec builtin.
5071 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5072 VSX_BUILTIN_VEC_MUL (replaced with special case code).
5073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5074 code for ALTIVEC_BUILTIN_VEC_MUL.
5075 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5076 for __builtin_vec_mul.
5078 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
5080 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
5083 2016-06-07 David Malcolm <dmalcolm@redhat.com>
5085 * spellcheck.c (selftest::test_find_closest_string): New function.
5086 (spellcheck_c_tests): Call the above.
5088 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5090 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
5092 2016-06-07 Jakub Jelinek <jakub@redhat.com>
5094 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
5095 Yv=Yv,C alternatives.
5097 2016-06-07 Richard Biener <rguenther@suse.de>
5100 * common.opt (ffast-math): Make Optimization.
5102 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
5103 Prachi Godbole <prachi.godbole@imgtec.com>
5105 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
5106 `fabs' and `fneg' type attributes.
5107 (p5600_fpu_fabs): Add `fmove' to the comment.
5109 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5111 * gimple.c: Include builtins.h
5112 (gimple_inexpensive_call_p): New function.
5113 * gimple.h (gimple_inexpensive_call_p): Declare.
5114 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
5115 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
5118 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
5120 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
5121 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
5122 warning_at_rich_loc, warning_n, pedwarn, permerror,
5123 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
5124 sorry, fatal_error, internal_error, internal_error_no_backtrace):
5127 2016-06-07 Richard Biener <rguenther@suse.de>
5129 PR tree-optimization/71428
5130 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
5131 BIT_FIELD_REF op vs. load.
5133 2016-06-07 Richard Biener <rguenther@suse.de>
5136 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
5139 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5141 * config/pa/pa.md (call): Generate indirect long calls to non-local
5142 functions on TARGET_64BIT.
5143 (call_value): Likewise.
5145 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5147 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
5148 pattern and subsequent splitters.
5149 (call_val_reg_64bit_post_reload): Likewise.
5151 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5154 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
5155 propagate_op_to_single_use.
5157 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5160 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
5162 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
5164 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
5165 (enum x86_dirflag_state): New enum.
5166 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
5167 (machine_function): Remove needs_cld.
5168 (ix86_current_function_needs_cld): Remove.
5169 * config/i386/i386.c (ix86_set_func_type): Set
5170 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
5171 (ix86_expand_prologue): Do not emit CLD here.
5172 (ix86_dirflag_mode_needed): New function.
5173 (ix86_dirflag_mode_entry): Ditto.
5174 (ix86_mode_needed): Handle X86_DIRFLAG entity.
5175 (ix86_mode_after): Ditto.
5176 (ix86_mode_entry): Ditto.
5177 (ix86_mode_exit): Ditto.
5178 (ix86_emit_mode_set): Ditto.
5179 * config/i386/i386.md (strmov_singleop): Set
5180 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
5181 Do not set ix86_current_function_needs_cld.
5183 (strset_singleop): Ditto.
5185 (cmpstrnqi_nz_1): Ditto.
5186 (cmpstrnqi_1): Ditto.
5187 (strlenqi_1): Ditto.
5189 2016-06-06 Jakub Jelinek <jakub@redhat.com>
5191 PR tree-optimization/71259
5192 * tree-vect-slp.c (vect_get_constant_vectors): For
5193 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
5194 one for constant op, and use COND_EXPR for non-constant.
5196 2016-06-06 David Malcolm <dmalcolm@redhat.com>
5198 * Makefile.in (OBJS): Add function-tests.o,
5199 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
5200 selftest-run-tests.o.
5201 (OBJS-libcommon): Add selftest.o.
5202 (OBJS-libcommon-target): Add selftest.o.
5203 (all.internal): Add "selftest".
5204 (all.cross): Likewise.
5205 (selftest): New phony target.
5206 (s-selftest): New target.
5207 (selftest-gdb): New phony target.
5208 (COLLECT2_OBJS): Add selftest.o.
5209 * bitmap.c: Include "selftest.h".
5210 (selftest::test_gc_alloc): New function.
5211 (selftest::test_set_range): New function.
5212 (selftest::test_clear_bit_in_middle): New function.
5213 (selftest::test_copying): New function.
5214 (selftest::test_bitmap_single_bit_set_p): New function.
5215 (selftest::bitmap_c_tests): New function.
5216 * common.opt (fself-test): New.
5217 * diagnostic-show-locus.c: Include "selftest.h".
5218 (make_range): New function.
5219 (test_range_contains_point_for_single_point): New function.
5220 (test_range_contains_point_for_single_line): New function.
5221 (test_range_contains_point_for_multiple_lines): New function.
5222 (assert_eq): New function.
5223 (test_get_line_width_without_trailing_whitespace): New function.
5224 (selftest::diagnostic_show_locus_c_tests): New function.
5225 * et-forest.c: Include "selftest.h".
5226 (selftest::test_single_node): New function.
5227 (selftest::test_simple_tree): New function.
5228 (selftest::test_disconnected_nodes): New function.
5229 (selftest::et_forest_c_tests): New function.
5230 * fold-const.c: Include "selftest.h".
5231 (selftest::assert_binop_folds_to_const): New function.
5232 (selftest::assert_binop_folds_to_nonlvalue): New function.
5233 (selftest::test_arithmetic_folding): New function.
5234 (selftest::fold_const_c_tests): New function.
5235 * function-tests.c: New file.
5236 * gimple.c: Include "selftest.h".
5237 Include "gimple-pretty-print.h".
5238 (selftest::verify_gimple_pp): New function.
5239 (selftest::test_assign_single): New function.
5240 (selftest::test_assign_binop): New function.
5241 (selftest::test_nop_stmt): New function.
5242 (selftest::test_return_stmt): New function.
5243 (selftest::test_return_without_value): New function.
5244 (selftest::gimple_c_tests): New function.
5245 * hash-map-tests.c: New file.
5246 * hash-set-tests.c: New file.
5247 * input.c: Include "selftest.h".
5248 (selftest::assert_loceq): New function.
5249 (selftest::test_accessing_ordinary_linemaps): New function.
5250 (selftest::test_unknown_location): New function.
5251 (selftest::test_builtins): New function.
5252 (selftest::test_reading_source_line): New function.
5253 (selftest::input_c_tests): New function.
5254 * rtl-tests.c: New file.
5255 * selftest-run-tests.c: New file.
5256 * selftest.c: New file.
5257 * selftest.h: New file.
5258 * spellcheck.c: Include "selftest.h".
5259 (selftest::levenshtein_distance_unit_test_oneway): New function,
5260 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
5261 (selftest::levenshtein_distance_unit_test): Likewise.
5262 (selftest::spellcheck_c_tests): Likewise.
5263 * toplev.c: Include selftest.h.
5264 (toplev::run_self_tests): New.
5265 (toplev::main): Handle -fself-test.
5266 * toplev.h (toplev::run_self_tests): New.
5267 * tree.c: Include "selftest.h".
5268 (selftest::test_integer_constants): New function.
5269 (selftest::test_identifiers): New function.
5270 (selftest::test_labels): New function.
5271 (selftest::tree_c_tests): New function.
5272 * tree-cfg.c: Include "selftest.h".
5273 (selftest::push_fndecl): New function.
5274 (selftest::test_linear_chain): New function.
5275 (selftest::test_diamond): New function.
5276 (selftest::test_fully_connected): New function.
5277 (selftest::tree_cfg_c_tests): New function.
5278 * vec.c: Include "selftest.h".
5279 (selftest::safe_push_range): New function.
5280 (selftest::test_quick_push): New function.
5281 (selftest::test_safe_push): New function.
5282 (selftest::test_truncate): New function.
5283 (selftest::test_safe_grow_cleared): New function.
5284 (selftest::test_pop): New function.
5285 (selftest::test_safe_insert): New function.
5286 (selftest::test_ordered_remove): New function.
5287 (selftest::test_unordered_remove): New function.
5288 (selftest::test_block_remove): New function.
5289 (selftest::reverse_cmp): New function.
5290 (selftest::test_qsort): New function.
5291 (selftest::vec_c_tests): New function.c.
5292 * wide-int.cc: Include selftest.h and wide-int-print.h.
5293 (selftest::from_int <wide_int>): New function.
5294 (selftest::from_int <offset_int>): New function.
5295 (selftest::from_int <widest_int>): New function.
5296 (selftest::assert_deceq): New function.
5297 (selftest::assert_hexeq): New function.
5298 (selftest::test_printing <VALUE_TYPE>): New function template.
5299 (selftest::test_ops <VALUE_TYPE>): New function template.
5300 (selftest::test_comparisons <VALUE_TYPE>): New function template.
5301 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
5303 (selftest::wide_int_cc_tests): New function.
5305 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5308 * ifcvt.c (noce_try_ifelse_collapse): New function.
5310 (noce_process_if_block): Call noce_try_ifelse_collapse.
5311 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
5312 (simplify_ternary_operation): Use the above to simplify
5313 conditional CLZ/CTZ expressions.
5315 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5318 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
5319 define_insn_and_split.
5321 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5324 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
5326 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
5329 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
5330 Implicitly clobber memory for basic asm with non-empty assembler
5331 string. Use targetm.md_asm_adjust also here.
5332 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
5333 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
5334 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
5335 non-empty assembler string.
5336 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
5337 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
5338 (decode_asm_operands): Handle basic asm in PARALLEL block.
5339 (extract_insn): Handle basic asm in PARALLEL block.
5340 * doc/extend.texi: Mention new behavior of basic asm.
5341 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
5342 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
5343 branch_needs_nop_p): Use asm_noperands.
5345 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
5347 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
5348 Include the M7 SPARC DFA scheduler.
5349 New attribute v3pipe.
5350 Annotate insns with v3pipe where appropriate.
5351 Define cpu_feature vis4.
5352 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
5353 Add (V8QI "8") to vbits.
5354 Add insns {add,sub}v8qi3
5355 Add insns ss{add,sub}v8qi3
5356 Add insns us{add,sub}{v8qi,v4hi}3
5357 Add insns {min,max}{v8qi,v4hi,v2si}3
5358 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
5359 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
5360 * config/sparc/niagara4.md: Add a comment explaining the
5361 discrepancy between the documented latenty numbers and the
5363 * config/sparc/niagara7.md: New file.
5364 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
5365 supports SPARC5 and VIS 4.0 instructions.
5366 * configure: Regenerate.
5367 * config.in: Likewise.
5368 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
5369 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
5370 TARGET_CPU_niagara7.
5371 (ASM_CPU64_DEFAULT_SPEC): Likewise.
5372 (CPP_CPU_SPEC): Handle niagara7.
5373 (ASM_CPU_SPEC): Likewise.
5374 * config/sparc/sparc-opts.h (processor_type): Add
5376 (mvis4): New option.
5377 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
5378 (AS_NIAGARA7_FLAG): Define.
5379 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
5380 (CPP_CPU64_DEFAULT_SPEC): Likewise.
5381 (CPP_CPU_SPEC): Handle niagara7.
5382 (ASM_CPU_SPEC): Likewise.
5383 * config/sparc/sparc.c (niagara7_costs): Define.
5384 (sparc_option_override): Handle niagara7 and adjust cache-related
5385 parameters with better values for niagara cpus. Also support VIS4.
5386 (sparc32_initialize_trampoline): Likewise.
5387 (sparc_use_sched_lookahead): Likewise.
5388 (sparc_issue_rate): Likewise.
5389 (sparc_register_move_cost): Likewise.
5390 (dump_target_flag_bits): Support VIS4.
5391 (sparc_vis_init_builtins): Likewise.
5392 (sparc_builtins): Likewise.
5393 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
5395 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
5397 * config/sparc/sparc.opt (sparc_processor_type): New value
5399 * config/sparc/visintrin.h (__attribute__): Prototypes for the
5401 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
5403 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
5406 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
5408 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
5410 2016-06-06 Richard Biener <rguenther@suse.de>
5412 PR tree-optimization/71398
5413 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
5416 2016-06-05 James Bowman <james.bowman@ftdichip.com>
5418 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
5419 ft32_expand_prolog, ft32_expand_epilogue):
5420 Handle pretend_args.
5421 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
5422 * config/ft32/ft32.md: Add pretend_returner.
5424 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
5427 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5428 Copy op1 RTX to avoid invalid sharing.
5429 (ix86_expand_vector_move_misalign): Ditto.
5431 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
5433 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
5436 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5438 * predict.c (predicted_by_loop_heuristics_p): New function.
5439 (predict_iv_comparison): Use it.
5440 (predict_loops): Walk from innermost loops; do not predict edges
5441 leaving multiple loops multiple times; implement
5442 PRED_LOOP_ITERATIONS_MAX heuristics.
5443 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
5445 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5447 * cfg.c (check_bb_profile): Do not report mismatched profiles when
5448 only edges out of BB are EH edges.
5450 2016-06-04 Martin Sebor <msebor@redhat.com>
5451 Marcin Baczyński <marbacz@gmail.com>
5454 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
5455 a void expression in a void function.
5457 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5459 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
5460 aux; dump reasons of decisions.
5461 (should_duplicate_loop_header_p): Likewise.
5462 (do_while_loop_p): Likewise.
5463 (ch_base::copy_headers): Dump asi num insns duplicated.
5465 2016-06-04 Jakub Jelinek <jakub@redhat.com>
5467 PR tree-optimization/71405
5468 * tree-ssa.c (execute_update_addresses_taken): For clobber with
5469 incompatible type, build a new clobber with the right type instead
5470 of building a VIEW_CONVERT_EXPR around it.
5472 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5474 PR tree-optimization/52171
5475 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
5476 by_pieces_ninsns instead of move_by_pieces_ninsns.
5478 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5480 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
5481 for reg+reg addressing mode.
5483 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5485 * rs6000-c.c (c/c-tree.h): Add #include.
5486 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
5487 in C++ when found in the base position of vec_ld or vec_st.
5489 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5491 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
5492 use of profile unless profile status is PROFILE_READ.
5493 * profile.c (compute_branch_probabilities): Set profile status
5494 only after reporting predictor hitrates.
5496 2016-06-03 Joseph Myers <joseph@codesourcery.com>
5500 * common.opt (ffp-int-builtin-inexact): New option.
5501 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
5502 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
5503 (ceil@var{m}2): Document dependence on this option.
5504 * ipa-inline-transform.c (inline_call): Handle
5505 flag_fp_int_builtin_inexact.
5506 * ipa-inline.c (can_inline_edge_p): Likewise.
5507 * config/i386/i386.md (rintxf2): Do not test
5508 flag_unsafe_math_optimizations.
5509 (rint<mode>2_frndint): New define_insn.
5510 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
5511 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
5512 for 387 instead of extending and truncating.
5513 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
5514 !flag_trapping_math instead of flag_unsafe_math_optimizations.
5515 Change to frndint<mode>2_<rounding>.
5516 (frndintxf2_<rounding>_i387): Likewise. Change to
5517 frndint<mode>2_<rounding>_i387.
5518 (<rounding_insn>xf2): Likewise.
5519 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
5520 !flag_trapping_math instead of flag_unsafe_math_optimizations for
5521 x87. Test TARGET_ROUND || !flag_trapping_math ||
5522 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
5523 SSE. Use ROUND_NO_EXC in constant operand of
5524 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
5525 for 387 instead of extending and truncating.
5527 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
5528 Julia Koval <julia.koval@intel.com>
5540 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
5541 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
5542 all registers, except for function return registers if there are
5543 no caller-saved registers.
5544 (ix86_set_func_type): New function.
5545 (ix86_set_current_function): Call ix86_set_func_type to set
5546 no_caller_saved_registers and func_type. Call reinit_regs if
5547 caller-saved registers are changed. Don't allow MPX, SSE, MMX
5548 nor x87 instructions in interrupt handler nor function with
5549 no_caller_saved_registers attribute.
5550 (ix86_function_ok_for_sibcall): Return false if there are no
5551 caller-saved registers.
5552 (type_natural_mode): Don't warn ABI change for MMX in interrupt
5554 (ix86_function_arg_advance): Skip for callee in interrupt handler.
5555 (ix86_function_arg): Return special arguments in interrupt handler.
5556 (ix86_promote_function_mode): Promote pointer to word_mode only
5557 for normal functions.
5558 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
5560 (ix86_epilogue_uses): New function.
5561 (ix86_hard_regno_scratch_ok): Likewise.
5562 (ix86_save_reg): Preserve all registers in interrupt handler
5563 after reload. Preserve all registers, except for function return
5564 registers, if there are no caller-saved registers after reload.
5565 (find_drap_reg): Always use callee-saved register if there are
5566 no caller-saved registers.
5567 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
5568 for interrupt handler.
5569 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
5570 Emit cld instruction if stringops are used in interrupt handler
5571 or interrupt handler isn't a leaf function.
5572 (ix86_expand_epilogue): Generate interrupt return for interrupt
5573 handler and pop the 'ERROR_CODE' off the stack before interrupt
5574 return in exception handler.
5575 (ix86_expand_call): Disallow calling interrupt handler directly.
5576 If there are no caller-saved registers, mark all registers that
5577 are clobbered by the call which returns as clobbered.
5578 (ix86_handle_no_caller_saved_registers_attribute): New function.
5579 (ix86_handle_interrupt_attribute): Likewise.
5580 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
5582 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
5583 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
5584 accumulation in interrupt function if stack may be realigned to
5586 (EPILOGUE_USES): New.
5587 (function_type): New enum.
5588 (machine_function): Add func_type and no_caller_saved_registers.
5589 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
5590 (interrupt_return): New pattern.
5591 * doc/extend.texi: Document x86 interrupt and
5592 no_caller_saved_registers attributes.
5594 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
5596 PR tree-optimization/52171
5597 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
5598 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
5599 Look for constant strings. Move some code to emit_block_cmp_hints
5601 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
5602 * defaults.h (COMPARE_MAX_PIECES): New macro.
5603 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
5604 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
5605 (clear_by_pieces_1): Don't declare. Move definition before use.
5606 (can_do_by_pieces): New static function.
5607 (can_move_by_pieces): Use it. Return bool.
5608 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
5609 OP. All callers changed. Handle COMPARE_BY_PIECES.
5610 (class pieces_addr); New.
5611 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
5612 pieces_addr::adjust, pieces_addr::increment_address,
5613 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
5615 (class op_by_pieces_d): New.
5616 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
5618 (class move_by_pieces_d, class compare_by_pieces_d,
5619 class store_by_pieces_d): New subclasses of op_by_pieces_d.
5620 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
5621 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
5622 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
5623 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
5624 compare_by_pieces_d::finish_mode): New member functions.
5625 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
5627 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
5628 (emit_block_cmp_hints): New function.
5629 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
5630 use the newly defined classes.
5631 * expr.h (by_pieces_constfn): New typedef.
5632 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
5633 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
5634 (move_by_pieces_ninsns): Don't declare.
5635 (can_move_by_pieces): Change return value to bool.
5636 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
5637 (compare_by_pieces_branch_ratio): New hook.
5638 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
5639 (by_pieces_ninsns): Declare.
5640 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
5642 (default_compare_by_pieces_branch_ratio): New function.
5643 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
5644 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
5645 * doc/tm.texi: Regenerate.
5646 * tree-ssa-strlen.c: Include "builtins.h".
5647 (handle_builtin_memcmp): New static function.
5648 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
5649 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
5651 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5653 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
5654 relevant stmts which are simple and invariant.
5655 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
5656 instead of simple and invariant
5658 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5660 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
5661 (vectorizable_reduction): Check for new relevant state.
5662 (vectorizable_live_operation): vectorize live stmts using
5663 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
5664 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
5665 (vect_stmt_relevant_p): Check for stmts which are only used live.
5666 (process_use): Use of a stmt does not inherit it's live value.
5667 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
5668 (vect_analyze_stmt): Check for new relevant state.
5669 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
5670 outside the loop, but not inside it.
5672 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5674 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
5675 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
5676 (vect_get_vec_def_for_operand): Split out code.
5678 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
5680 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
5682 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5684 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
5686 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5688 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
5690 2016-06-03 Jakub Jelinek <jakub@redhat.com>
5693 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
5694 to noreturn e->callee->decl that has void return type and void
5695 arguments, adjust gimple_call_fntype and remove lhs even if it had
5696 previously addressable type.
5698 2016-06-02 Jeff Law <law@redhat.com>
5700 PR tree-optimization/71328
5701 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
5702 error when checking for a jump back onto the copied path.
5704 2016-06-02 David Malcolm <dmalcolm@redhat.com>
5706 * config/microblaze/microblaze.c (get_branch_target): Add return
5707 NULL_RTX for the non-CALL_P case.
5708 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
5709 (insert_wic): Remove unused local "j".
5711 2016-06-02 Martin Liska <mliska@suse.cz>
5713 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
5715 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
5716 Julia Koval <julia.koval@intel.com>
5718 * function.c (assign_parm_setup_stack): Force source into a
5720 * target.def (function_incoming_arg): Update documentation to
5721 allow arbitrary address computation based on hard register.
5722 * doc/tm.texi: Regenerated.
5724 2016-06-02 Martin Liska <mliska@suse.cz>
5726 * predict.c (combine_predictions_for_bb): Fix first match in
5727 cases where a first predictor contains more than one occurence
5728 in list of predictors. Take the best value in such case.
5730 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5732 PR rtl-optimization/71295
5733 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
5734 offset would go over the size of the inner mode reject it.
5736 2016-06-02 Jakub Jelinek <jakub@redhat.com>
5738 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5739 x=x,x and v=v,m instead of x=x,m.
5741 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5742 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5743 alternative to v=rm,C.
5745 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5746 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5747 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5748 instead of vex for the last two above mentioned alternatives.
5750 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5753 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5755 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5757 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5759 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5761 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5762 from int to unsigned.
5764 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5766 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5767 alternatives, eliminating preferred register class. Add support
5768 for the MTVSRDD instruction in ISA 3.0.
5769 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5770 reg_or_indexed_operand.
5771 (vsx_splat_v4sf_internal): Likewise.
5773 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5776 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5777 for loading up all 0's or all 1's.
5779 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5781 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5783 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5785 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5787 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5788 * gcc.c (set_source_date_epoch_envvar): New function, sets
5789 the SOURCE_DATE_EPOCH environment variable to the current time.
5791 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5793 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5794 the factor for live Phi nodes.
5796 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5798 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5799 * tree-parloops.c (parallelize_loops): likewise.
5800 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5801 tree_unswitch_outer_loop): likewise.
5803 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5806 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5807 around creation of the temporary.
5809 2016-06-01 Richard Biener <rguenther@suse.de>
5811 PR tree-optimization/71366
5812 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5813 (unloop_loops): Move removing edges here ...
5814 (try_unroll_loop_completely): ... from here.
5815 (try_peel_loop): ... and here.
5816 (tree_unroll_loops_completely_1): Track parent loops via
5817 bitmap of header BBs.
5818 (tree_unroll_loops_completely): Adjust for that.
5820 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5822 * config/rs6000/altivec.h (vec_slv): New macro.
5823 (vec_srv): New macro.
5824 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5825 (UNSPEC_VSRV): New value.
5828 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5829 (vsrv): New builtin definition.
5830 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5831 define argument types for new builtin.
5832 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5834 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
5837 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
5838 Jocelyn Mayer <l_indien@magic.fr>
5841 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
5842 detect processor family for signature_CENTAUR_ebx.
5843 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
5844 signature_CENTAUR_ebx.
5845 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
5846 <default>: Pass x86-64 for has_longmode.
5848 2016-06-01 Nathan Sidwell <nathan@acm.org>
5850 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
5853 2016-06-01 Richard Biener <rguenther@suse.de>
5855 PR tree-optimization/71261
5856 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
5857 of stmts successfully put in the bool pattern. Remove
5858 single-use restriction.
5859 (adjust_bool_pattern_cast): Add cast at the use site via the
5860 pattern def sequence.
5861 (adjust_bool_pattern): Remove recursion, maintain a hash-map
5862 of patterned defs. Use the pattern def seqence instead of
5863 multiple independent patterns.
5864 (sort_after_uid): New qsort compare function.
5865 (adjust_bool_stmts): New function to process stmts in the bool
5866 pattern in IL order.
5867 (vect_recog_bool_pattern): Adjust.
5868 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
5869 (ifcvt_walk_pattern_tree): Likewise.
5870 (stmt_is_root_of_bool_pattern): Likewise.
5871 (ifcvt_repair_bool_pattern): Likewise.
5872 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
5874 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5876 * loop-unroll.c (decide_unroll_constant_iterations,
5877 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
5878 likely upper bounds.
5879 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
5881 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
5883 * tree-core.h (enum omp_clause_code): Remove
5884 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
5886 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5888 * config/arm/sync.md (arm_store_exclusive<mode>):
5889 Use 'H' output modifier on operands[2] rather than creating a new
5890 entry in out-of-bounds memory of the operands array.
5891 (arm_store_release_exclusivedi): Likewise.
5893 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5895 * config/arm/arm.c (arm_fusion_enabled_p): New function.
5896 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
5897 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
5898 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5900 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5902 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
5903 into account live statements for mask producers.
5905 2016-06-01 Richard Biener <rguenther@suse.de>
5907 PR tree-optimization/71311
5908 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
5909 restrict to non-INTEGER_CST @0.
5911 2016-06-01 Richard Biener <rguenther@suse.de>
5913 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
5914 (relational patterns): Use :c to avoid pattern duplications.
5916 2016-06-01 Richard Biener <rguenther@suse.de>
5918 * genmatch.c (comparison_code_p): New predicate.
5919 (swap_tree_comparison): New function.
5920 (commutate): Add for_vec parameter to append new for entries.
5921 Support commutating relational operators by swapping it alongside
5923 (lower_commutative): Adjust.
5924 (dt_simplify::gen): Do not pass artificial operators to gen
5926 (decision_tree::gen): Do not add artificial operators as parameters.
5927 (parser::parse_expr): Verify operator commutativity when :c is
5928 applied. Allow :C to override this.
5929 * match.pd: Adjust patterns to use :C instead of :c where required.
5931 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
5933 PR tree-optimization/71077
5934 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
5935 the combining step, use boolean_false_node and boolean_true_node
5936 as the designated false/true return values.
5938 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5940 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
5941 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
5942 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
5945 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5947 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
5948 of flags impliying the register renaming.
5949 * toplev.c (process_options): Do not imply flag_rename_registers with
5952 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5954 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
5955 default implementation.
5957 2016-05-31 Nathan Sidwell <nathan@acm.org>
5959 * dwarf2out.c (cur_line_info_table): Add GTY marker.
5961 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5963 * config/sh/constraints.md (b): Remove constraint.
5964 * config/sh/predicates.md (arith_reg_operand): Remove
5966 * config/sh/sh-modes.def (PDI): Remove.
5967 * config/sh/sh.c (sh_target_reg_class,
5968 sh_optimize_target_register_callee_saved): Remove functions.
5969 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
5970 (sh_expand_epilogue): Update comment.
5971 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
5972 sh_secondary_reload): Remove TARGET_REGS related code.
5973 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
5974 TARGET_REGISTER_P): Remove macros.
5975 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
5976 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
5977 TR1_REG, TR2_REG): Remove constants.
5978 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
5980 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5982 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
5983 define_expand patterns.
5984 (adddi3_compact): Rename to adddi3.
5985 (subdi3_compact): Rename to subdi3.
5986 (*negdi2): Rename to negdi2.
5987 (*abs<mode>2): Rename to abs<mode>2.
5989 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5991 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
5992 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
5993 (atomic_sub_fetchsi): ... this new pattern.
5994 (mvtc): Add CC_REG clobber.
5996 2016-05-31 Marek Polacek <polacek@redhat.com>
5998 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
6000 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6002 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
6003 aarch64_fusion_enabled_p to check for fusion capabilities.
6005 2016-05-31 Richard Biener <rguenther@suse.de>
6007 PR tree-optimization/71352
6008 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
6009 minus one and a negate.
6011 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6013 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
6014 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
6016 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
6017 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
6018 Remove use of aarch64_simd_attr_length_move, set length attribute
6020 (*aarch64_be_movoi): Likewise.
6021 (*aarch64_be_movci): Likewise.
6022 (*aarch64_be_movxi): Likewise.
6024 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6026 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
6027 It no longer does that.
6028 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
6030 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
6032 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
6033 attribute __unused__.
6035 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
6037 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
6038 * config/arm/arm.c (arm_arch_thumb1): Define.
6039 (arm_option_override): Initialize arm_arch_thumb1.
6040 * config/arm/arm.h (arm_arch_thumb1): Declare.
6041 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
6042 support Thumb-1 ISA.
6044 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
6047 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
6048 `Yv' for scalar operand.
6050 2016-05-31 Tom de Vries <tom@codesourcery.com>
6052 PR tree-optimization/69068
6053 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
6054 phis with more than two args.
6056 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
6058 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
6059 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
6062 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
6064 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
6066 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6068 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
6069 cpu_32, cpu_64, tune_32 and tune_64.
6070 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
6072 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6074 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6076 2016-05-30 Andi Kleen <ak@linux.intel.com>
6078 * auto-profile.c (read_profile): Replace asserts with errors
6079 when file does not exist.
6080 * gcov-io.c (gcov_read_words): Dito.
6082 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6084 * tree-cfg.c (print_loop): Print likely upper bounds.
6086 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6088 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
6089 * opts.c (default_options): Enable peel loops at -O3.
6090 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
6091 (try_peel_loop): Do not re-peel already peeled loops;
6092 use likely upper bounds; fix profile updating.
6093 (pass_complete_unroll::execute): Initialize peeled_loops.
6095 2016-05-30 Martin Liska <mliska@suse.cz>
6097 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
6098 computed costs by frequency of BB they belong to.
6099 (get_scaled_computation_cost_at): New function.
6101 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
6102 Marc Glisse <marc.glisse@inria.fr>
6104 PR tree-optimization/71289
6105 * match.pd (-1 / B < A, A > -1 / B): New transformations.
6107 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6109 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
6111 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6113 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
6114 for peeled copies; avoid underflow when updating estimates; correctly
6117 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6119 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
6120 r236875. Corrected oe3 to oe2 as obvious.
6122 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6126 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
6127 that inserted stmt will not dominate stmts that defines its operand.
6128 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
6129 (rewrite_expr_tree_parallel): Likewise.
6131 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6134 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
6135 all fields including stmt_to_insert are swapped.
6137 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6139 * predict.h (force_edge_cold): Declare.
6140 * predict.c (force_edge_cold): New function.
6141 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
6143 (canonicalize_loop_induction_variables): Fix formating.
6145 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
6147 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
6148 (visium_expand_copysign): Use gen_int_mode directly.
6149 (visium_compute_frame_size): Minor tweaks.
6151 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6153 * tree-vect-loop.c (vect_analyze_loop_2): Use
6154 likely_max_stmt_executions_int.
6156 2016-05-30 Tom de Vries <tom@codesourcery.com>
6158 PR tree-optimization/69067
6159 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
6161 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
6165 New peepholes to remove unneeded fild/fistp pairs.
6166 (define_peephole2 atomic_loaddi_fpu): Ditto.
6168 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6170 * predict.c (maybe_hot_frequency_p): Avoid division.
6172 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6174 * doc/install.texi: Use https for shop.fsf.org.
6176 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6178 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
6179 likely_max_stmt_executions_int.
6181 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6183 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6184 likely_max_stmt_executions_int.
6186 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6188 * profile.c (compute_branch_probabilities): Do not report hitrates
6190 (branch_prob): Report hitrates here.
6191 * predict.c (gimple_predict_edge): Do not assert profile status;
6192 fix formatting issues.
6194 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6196 * predict.c (edge_predicted_by_p): New function.
6197 (predict_paths_for_bb): Do not put multiple predictions of the same type
6200 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6202 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
6205 2016-05-28 Alan Modra <amodra@gmail.com>
6207 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
6209 2016-05-28 Alan Modra <amodra@gmail.com>
6211 PR rtl-optimization/71275
6212 * ira.c (ira): Free dominance info.
6214 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
6216 * doc/sourcebuild.texi: New address for upstream Go repository.
6218 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6220 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
6221 (TARGET_ARM_V7M): Likewise.
6223 2016-05-26 Jeff Law <law@redhat.com>
6225 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
6226 (thread_across_edge): Remove calls to find_jump_threads_backwards.
6227 * passes.def: Add jump threading passes before DOM/VRP.
6228 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
6229 argument to a basic block from an edge. Remove tests which are
6231 (pass_data_thread_jumps, class pass_thread_jumps): New.
6232 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
6233 (make_pass_thread_jumps): Likewise.
6234 * tree-pass.h (make_pass_thread_jumps): Declare.
6236 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
6238 * config/visium/visium-protos.h (split_double_move): Rename into...
6239 (visium_split_double_move): ...this.
6240 (visium_split_double_add): Declare.
6241 * config/visium/visium.c (split_double_move): Rename into...
6242 (visium_split_double_move): ...this.
6243 (visium_split_double_add): New function.
6244 (visium_expand_copysign): Renumber operands for consistency.
6245 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
6246 (DFmode move splitter): Likewise.
6247 (*addi3_insn): Split by means of visium_split_double_add.
6248 (*adddi3_insn_flags): Delete.
6249 (*plus_plus_sltu<subst_arith>): New insn.
6250 (*subdi3_insn): Split by means of visium_split_double_add.
6251 (subdi3_insn_flags): Delete.
6252 (*minus_minus_sltu<subst_arith>): New insn.
6253 (*negdi2_insn): Split by means of visium_split_double_add.
6254 (*negdi2_insn_flags): Delete.
6256 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
6258 * configure.ac: Treat a --with-headers option without argument
6259 the same as the default (i.e. consult sys-include directory).
6260 * configure: Regenerate.
6262 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6264 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
6265 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
6267 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
6268 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6270 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6273 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
6274 tree-stdarg analysis results.
6275 (aarch64_setup_incoming_varargs): Likewise.
6277 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6279 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
6280 va_list_gpr_counter_field and va_list_fpr_counter_field.
6282 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
6285 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
6286 * config/aarch64/aarch64.c
6287 (aarch64_cannot_change_mode_class): Remove function.
6288 * config/aarch64/aarch64-protos.h
6289 (aarch64_cannot_change_mode_class): Remove.
6291 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6293 * cfgloop.c (record_niter_bound): Record likely upper bounds.
6294 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
6295 get_likely_max_loop_iterations_int): New.
6296 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
6297 any_likely_upper_bound.
6298 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
6300 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
6301 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
6303 (unroll_loop_constant_iterations): Likewise.
6304 (unroll_loop_runtime_iterations): Likewise.
6305 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
6306 * lto-streamer-out.c (output_cfg): Likewise.
6307 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
6309 (canonicalize_loop_induction_variables): Dump likely upper bounds.
6310 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
6311 (likely_max_loop_iterations): New.
6312 (likely_max_loop_iterations_int): New.
6313 (likely_max_stmt_executions): New.
6314 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
6315 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
6316 likely_max_stmt_executions): Declare.
6318 2016-05-27 Marek Polacek <polacek@redhat.com>
6321 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
6323 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6325 * config/s390/s390.md (2x risbg splitters): Use
6326 reg_overlap_mentioned_p instead of rtx_equal_p.
6328 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6330 * combine.c (make_compound_operation): Take known zero bits into
6331 account when checking for possible zero_extend.
6333 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6335 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
6336 Use const_int_operand for operand 2 predicate. Simplify expand code
6339 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
6342 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
6345 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6347 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
6348 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
6349 that returns CC_SESWPmode and CC_ZESWPmode.
6350 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
6352 (aarch64_rtx_costs): Likewise.
6354 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6356 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
6357 for ISA 3.0 min/max support.
6358 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
6359 conditional move support.
6360 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
6361 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
6363 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
6364 conditional moves where the comparison type is different from move
6366 (fp_minmax): New code iterator for smin/smax.
6367 (minmax): New code attributes for min/max.
6368 (SMINMAX): Likewise.
6369 (smax<mode>3): Combine min, max insns into one insn using the
6370 fp_minmax code iterator. Add support for ISA 3.0 min/max
6371 instructions that don't need -ffast-math.
6372 (s<minmax><mode>3): Likewise.
6373 (smax<mode>3_vsx): Likewise.
6374 (smin<mode>3): Likewise.
6375 (s<minmax><mode>3_vsx): Likewise.
6376 (smin<mode>3_vsx): Likewise.
6377 (pre-VSX min/max splitters): Likewise.
6378 (s<minmax><mode>3_fpr): Likewise.
6379 (movsfcc): Rewrite floating point conditional moves to combine
6380 SFmode/DFmode into a single insn.
6381 (mov<mode>cc): Likewise.
6382 (movdfcc): Likewise.
6383 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
6384 SFDF2 iterators to handle all combinations.
6385 (fseldfsf4): Likewise.
6386 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
6387 (fseldfdf4): Likewise.
6388 (fselsfdf4): Likewise.
6389 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
6390 comparison instructions that set a 0/-1 mask, and use it for
6391 floating point conditional move via XXSEL.
6392 (fpmask<mode>): Likewise.
6393 (xxsel<mode>): Likewise.
6394 * config/rs6000/predicates.md (min_max_operator): Delete, no
6396 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
6397 instructions that generate a 0/-1 mask for use with XXSEL.
6398 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
6399 say whether floating point min/max is available, either through
6400 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
6401 (TARGET_MINMAX_DF): Likewise.
6403 2016-05-27 Alan Modra <amodra@gmail.com>
6405 PR rtl-optimization/71275
6406 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
6407 for update_equiv_regs and combine_and_move_insns.
6409 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
6411 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
6412 if_then_else or cond RTXes to calculate attribute value.
6413 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
6414 <attr "length_immediate>: Ditto.
6415 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
6416 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
6417 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
6418 <attr "type">: Ditto.
6419 <attr "prefix_data16">: Ditto.
6420 <attr "prefix_extra">: Ditto.
6421 <attr "length_immediate">: Ditto.
6422 <attr "prefix">: Ditto.
6423 (vec_set<mode>_0) <attr "isa">: Ditto.
6424 <attr "prefix_extra">: Ditto.
6425 <attr "length_immediate">: Ditto.
6426 <attr "prefix">: Ditto.
6427 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
6428 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
6429 (sse2_storelpd) <attr "prefix_data16">: Ditto.
6430 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
6431 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
6432 <attr "length_immediate">: Ditto.
6433 <attr "prefix">: Ditto.
6434 (sse2_movsd) <attr "length_immediate">: Ditto.
6435 <attr "prefix">: Ditto.
6436 (vec_concatv2df) <attr "isa">: Ditto.
6437 <attr "prefix">: Ditto.
6438 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
6439 (*vec_extractv2di_1) <attr "isa">: Ditto.
6440 <attr "type">: Ditto.
6441 <attr "length_immediate">: Ditto.
6442 <attr "prefix_rex">: Ditto.
6443 <attr "prefix_extra">: Ditto.
6444 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
6445 <attr "prefix_extra">: Ditto.
6446 <attr "length_immediate">: Ditto.
6447 (vec_concatv2di) <attr "isa">: Ditto.
6448 <attr "prefix_extra">: Ditto.
6449 <attr "length_immediate">: Ditto.
6450 <attr "prefix">: Ditto.
6452 2016-05-26 Martin Liska <mliska@suse.cz>
6454 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
6456 (operator+): Likewise.
6457 (operator-): Likewise.
6458 (comp_cost::operator+=): Likewise.
6459 (comp_cost::operator-=): Likewise.
6460 (comp_cost::operator/=): Likewise.
6461 (comp_cost::operator*=): Likewise.
6462 (operator<): Likewise.
6463 (operator==): Likewise.
6464 (operator<=): Likewise.
6466 (infinite_cost_p): Likewise.
6467 (add_costs): Likewise.
6468 (sub_costs): Likewise.
6469 (compare_costs): Likewise.
6470 (set_group_iv_cost): Use the newly introduced functions.
6471 (get_address_cost): Likewise.
6472 (get_shiftadd_cost): Likewise.
6473 (force_expr_to_var_cost): Likewise.
6474 (split_address_cost): Likewise.
6475 (ptr_difference_cost): Likewise.
6476 (difference_cost): Likewise.
6477 (get_computation_cost_at): Likewise.
6478 (determine_group_iv_cost_generic): Likewise.
6479 (determine_group_iv_cost_address): Likewise.
6480 (determine_group_iv_cost_cond): Likewise.
6481 (autoinc_possible_for_pair): Likewise.
6482 (determine_group_iv_costs): Likewise.
6483 (cheaper_cost_pair): Likewise.
6484 (iv_ca_recount_cost): Likewise.
6485 (iv_ca_set_no_cp): Likewise.
6486 (iv_ca_set_cp): Likewise.
6487 (iv_ca_cost): Likewise.
6488 (iv_ca_new): Likewise.
6489 (iv_ca_dump): Likewise.
6490 (iv_ca_narrow): Likewise.
6491 (iv_ca_prune): Likewise.
6492 (iv_ca_replace): Likewise.
6493 (try_add_cand_for): Likewise.
6494 (try_improve_iv_set): Likewise.
6495 (find_optimal_iv_set): Likewise.
6497 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
6499 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
6500 that internal functions will clobber all caller-saved registers.
6502 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6504 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
6505 Return a better case_values_threshold when optimizing.
6507 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6509 * config/aarch64/aarch64-simd.md (aarch64_combinez):
6510 Add ? to integer variant.
6511 (aarch64_combinez_be): Likewise.
6513 2016-05-26 Jakub Jelinek <jakub@redhat.com>
6515 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
6516 instead of x constraint.
6517 (vcvtps2ph256<mask_name>): Likewise.
6519 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
6520 alternative. Formatting fix.
6522 * config/i386/sse.md
6523 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
6525 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
6526 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
6527 maybe_evex prefix instead of vex.
6528 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
6529 EXT_REX_SSE_REG_P (op0) case in the splitter.
6531 2016-05-25 Jeff Law <law@redhat.com>
6533 PR tree-optimization/71272
6534 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
6535 Update comments. Add test for empty path.
6537 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6539 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
6540 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
6541 special case builtin.
6542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6543 code for ALTIVEC_BUILTIN_VEC_CMPNE.
6544 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6545 for __builtin_vec_cmpne.
6547 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
6549 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
6550 redundant test and bail out if the type of the new operand is not
6551 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
6553 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
6556 (x_ix86_target_flags_explicit): Remove.
6557 * config/i386/i386.c (ix86_function_specific_save): Do not copy
6558 x_ix86_target_flags_explicit.
6559 (ix86_function_specific_restore): Ditto.
6561 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6562 H.J. Lu <hongjiu.lu@intel.com>
6565 * common/config/i386/i386-common.c
6566 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
6567 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
6568 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
6569 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
6570 (-mgeneral-regs-only): Add new option.
6571 * config/i386/i386.c (ix86_option_override_internal): Don't enable
6572 x87 instructions if only general registers are allowed.
6573 (ix86_target_string): Add ix86_flags argument. Handle additional
6574 flags options through ix86_flags argument. Update all callers.
6575 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
6577 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6579 PR rtl-optimization/66940
6580 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
6581 decrementing desired_val will not overflow before performing these
6584 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
6586 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
6587 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
6588 * config/i386/i386.c (enum ix86_builtins): Add
6589 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
6590 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
6591 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
6592 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
6593 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
6594 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
6595 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
6596 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
6597 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
6598 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
6599 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
6600 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
6601 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
6602 __builtin_ia32_cvtps2dq512_mask.
6603 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
6604 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
6605 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
6606 * config/i386/sse.md
6607 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
6609 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
6610 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
6612 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
6613 (avx512f_vec_pack_sfix_v8df): New define_expand.
6614 (avx512f_roundpd512): Rename to ...
6615 (avx512f_round<castmode>512): ... this. Change iterator.
6616 (avx512f_roundps512_sfix): New define_expand.
6617 (round<mode>2_sfix): Change iterator.
6619 2016-05-25 Nick Clifton <nickc@redhat.com>
6621 * config/msp430/msp430.c (msp430_attr): Produce an error if a
6622 static interrupt handler is detected.
6623 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
6624 default linker script.
6625 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
6626 the low part of a symbolic pointer.
6628 2016-05-25 Richard Biener <rguenther@suse.de>
6630 PR tree-optimization/71261
6631 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
6632 interesting stmt instead of immediate uses when looking
6633 for the use operand to replace.
6635 2016-05-25 Martin Liska <mliska@suse.cz>
6637 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
6639 2016-05-25 Richard Biener <rguenther@suse.de>
6641 PR tree-optimization/71264
6642 * tree-vect-stmts.c (vect_init_vector): Properly deal with
6645 2016-05-25 Martin Liska <mliska@suse.cz>
6647 PR tree-optimization/71239
6648 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
6649 if DECL_SIZE is NULL.
6651 2016-05-25 Richard Biener <rguenther@suse.de>
6653 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
6654 * tree-if-conv.c (pass_data_if_conversion): Use it.
6656 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6658 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
6659 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
6660 * varpool.c (varpool_node::get_availability): Likewise.
6662 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6664 * config/rs6000/altivec.md (VNEG iterator): New iterator for
6665 VNEGW/VNEGD instructions.
6666 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
6667 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
6668 support for ISA 3.0 VNEGW/VNEGD instructions.
6670 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6672 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
6673 pointers inside OACC_DATA regions.
6674 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6675 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
6676 (gimplify_adjust_omp_clauses): Fix typo in comment.
6678 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6680 * config/rs6000/altivec.md (VParity): New mode iterator for vector
6681 parity built-in functions.
6682 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
6684 (p9v_parity<mode>2): Likewise.
6685 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
6687 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
6688 (parity<mode>2): ISA 3.0 expander for vector parity.
6689 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
6691 (BU_P9_64BIT_MISC_0): Likewise.
6692 (BU_P9_MISC_0): Likewise.
6693 (BU_P9V_AV_1): Likewise.
6694 (BU_P9V_AV_2): Likewise.
6695 (BU_P9V_AV_3): Likewise.
6696 (BU_P9V_AV_P): Likewise.
6697 (BU_P9V_VSX_1): Likewise.
6698 (BU_P9V_OVERLOAD_1): Likewise.
6699 (BU_P9V_OVERLOAD_2): Likewise.
6700 (BU_P9V_OVERLOAD_3): Likewise.
6701 (VCTZB): Add vector count trailing zeros support.
6705 (VPRTYBD): Add vector parity support.
6706 (VPRTYBQ): Likewise.
6707 (VPRTYBW): Likewise.
6708 (VCTZ): Add overloaded vector count trailing zeros support.
6709 (VPRTYB): Add overloaded vector parity support.
6710 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6711 overloaded vector count trailing zeros and parity instructions.
6712 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
6713 vector parity support.
6714 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
6715 trailing zeros support.
6716 (vec_cntlz): Likewise.
6717 (vec_vctzb): Likewise.
6718 (vec_vctzd): Likewise.
6719 (vec_vctzh): Likewise.
6720 (vec_vctzw): Likewise.
6721 (vec_vprtyb): Add ISA 3.0 vector parity support.
6722 (vec_vprtybd): Likewise.
6723 (vec_vprtybw): Likewise.
6724 (vec_vprtybq): Likewise.
6725 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6726 the ISA 3.0 vector count trailing zeros and vector parity built-in
6729 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6731 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
6732 when there is stmt_to_insert.
6734 2016-05-24 Martin Sebor <msebor@redhat.com>
6737 * tree.h (complete_or_array_type_p): New inline function.
6739 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6741 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6742 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6743 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6745 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6746 Limit 1st alternative to noavx isa, split 2nd alternative into one
6747 noavx and one avx alternative, use *x and Bm in the former and
6748 x and m in the latter.
6750 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6751 of sse4 for the first alternative, drop %v from the template
6752 and d operand modifier. Split second alternative into one sse4_noavx
6753 and one avx alternative, use *x instead of *v in the former and v
6754 instead of *v in the latter.
6755 (*sse4_1_extractps): Use noavx isa instead of * for the first
6756 alternative, drop %v from the template. Split second alternative into
6757 one noavx and one avx alternative, use *x instead of *v in the
6758 former and v instead of *v in the latter.
6759 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6760 with noavx and the last one with avx.
6761 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6762 split the second one into one noavx and one avx alternative,
6763 use *x and Bm in the former and x and m in the latter one.
6764 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6767 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6768 first two alternatives to noavx, use *x instead of *v in the second
6769 one, add avx alternative without *.
6770 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6771 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6772 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6774 2016-05-24 Jeff Law <law@redhat.com>
6776 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6777 New function, extracted from...
6778 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6779 Allow simple copies and constant initializations in the SSA chain.
6781 2016-05-24 Marek Polacek <polacek@redhat.com>
6784 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6787 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6790 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6791 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6792 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6793 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6794 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6796 2016-05-24 Richard Biener <rguenther@suse.de>
6798 PR tree-optimization/71240
6799 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6802 2016-05-24 Richard Biener <rguenther@suse.de>
6804 PR tree-optimization/71230
6805 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6807 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6809 * tree-vectorizer.h (vectorizable_comparison): Delete.
6810 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6811 PURE_SLP_STMT check.
6812 * tree-vect-stmts.c (vectorizable_call): Likewise.
6813 (vectorizable_simd_clone_call): Likewise.
6814 (vectorizable_conversion): Likewise.
6815 (vectorizable_assignment): Likewise.
6816 (vectorizable_shift): Likewise.
6817 (vectorizable_operation): Likewise.
6818 (vectorizable_load): Likewise.
6819 (vectorizable_condition): Likewise.
6820 (vectorizable_store): Likewise. Assert that we don't have
6822 (vectorizable_comparison): Make static. Remove redundant
6823 PURE_SLP_STMT check.
6824 (vect_transform_stmt): Assert that we always have an slp_node
6827 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6829 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6830 operands[2] against 1 with comparison against CONST1_RTX.
6831 (<shift>di3_neon): Likewise.
6832 * config/arm/predicates.md (const0_operand): Replace with comparison
6835 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6837 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
6838 operands[2] against 1 with comparison against CONST1_RTX.
6839 (ashrdi3): Likewise.
6840 (lshrdi3): Likewise.
6841 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
6843 (ashrsi3): Likewise.
6844 (lshrsi3): Likewise.
6845 (rotrsi3): Likewise.
6846 (define_split above *compareqi_eq0): Likewise.
6847 (define_split above "prologue"): Likewise.
6848 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
6849 * config/arm/predicates.md (shift_operator): Likewise.
6850 (shift_nomul_operator): Likewise.
6851 (sat_shift_operator): Likewise.
6852 (thumb1_cmp_operand): Likewise.
6853 (const_neon_scalar_shift_amount_operand): Replace manual range
6854 check with IN_RANGE.
6855 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
6856 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
6858 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6860 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
6861 with HOST_WIDE_INT_1.
6863 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
6864 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
6865 (arm_canonicalize_comparison): Likewise.
6866 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
6868 (thumb1_size_rtx_costs): Likewise.
6869 (vfp_const_double_index): Replace cast of 1 to unsigned
6870 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6871 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
6873 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
6874 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6875 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
6876 HOST_WIDE_INT with HOST_WIDE_INT_1.
6878 2016-05-24 Marek Polacek <polacek@redhat.com>
6880 * tree-cfg.h (should_remove_lhs_p): New predicate.
6881 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6882 * gimplify.c (gimplify_modify_expr): Likewise.
6883 * tree-cfg.c (verify_gimple_call): Likewise.
6884 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
6885 * gimple-fold.c: Include "tree-cfg.h".
6886 (gimple_fold_call): Use should_remove_lhs_p.
6888 2016-05-24 Richard Biener <rguenther@suse.de>
6890 PR tree-optimization/71253
6891 * cfganal.h (control_dependences): Make robust against edge
6893 (control_dependences::control_dependences): Remove edge_list argument.
6894 (control_dependences::get_edge): Remove.
6895 (control_dependences::get_edge_src): Add.
6896 (control_dependences::get_edge_dest): Likewise.
6897 (control_dependences::m_el): Make a vector of edge src/dest index.
6898 * cfganal.c (control_dependences::find_control_dependence): Adjust.
6899 (control_dependences::control_dependences): Likewise.
6900 (control_dependences::~control_dependence): Likewise.
6901 (control_dependences::get_edge): Remove.
6902 (control_dependences::get_edge_src): Add.
6903 (control_dependences::get_edge_dest): Likewise.
6904 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
6906 (perform_tree_ssa_dce): Adjust.
6907 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
6909 (pass_loop_distribution::execute): Adjust. Do loop destroying
6910 conditional on changed.
6912 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6915 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
6916 return. Reindent transformation comment and mention the ARM state
6919 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6922 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
6923 after build_and_add_sum creates new use stmt.
6925 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6927 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
6928 load_lanes/grouped_load classification comes first. Don't check
6929 whether the vectorization factor is a multiple of the group size
6932 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6934 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
6935 GROUP_GAP for single-element interleaving.
6936 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
6939 2016-05-24 Richard Biener <rguenther@suse.de>
6943 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
6944 bases which are accessed with non-invariant indices.
6945 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
6946 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
6948 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6951 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
6952 (add_to_ops_vec): Add stmt_to_insert.
6953 (add_repeat_to_ops_vec): Init stmt_to_insert.
6954 (insert_stmt_before_use): New.
6955 (transform_add_to_multiply): Remove mult_stmt insertion and add it
6957 (get_ops): Init stmt_to_insert.
6958 (maybe_optimize_range_tests): Likewise.
6959 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
6960 (rewrite_expr_tree_parallel): Likewise.
6961 (reassociate_bb): Likewise.
6963 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6966 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
6967 ISA 3.0 xxperm fusion alternative.
6968 (altivec_vperm_v8hiv16qi): Likewise.
6969 (altivec_vperm_<mode>_uns_internal): Likewise.
6970 (vperm_v8hiv4si): Likewise.
6971 (vperm_v16qiv8hi): Likewise.
6973 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6974 Kelvin Nilsen <kelvin@gcc.gnu.org>
6976 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
6977 vpermr/xxpermr on ISA 3.0.
6978 (altivec_expand_vec_perm_le): Likewise.
6979 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
6980 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
6983 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
6985 * config/i386/i386.h (IS_STACK_MODE): Enable for
6986 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
6987 SSE_FLOAT_MODE_P macros.
6988 * config/i386/i386.c (ix86_preferred_reload_class): Use
6989 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
6990 Cleanup regclass processing for CONST_DOUBLE_P.
6991 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
6992 (ix86_rtx_costs): Remove redundant TARGET_80387 check
6993 with IS_STACK_MODE macro.
6994 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
6996 (*movdf_internal): Use IS_STACK_MODE macro.
6997 (*movsf_internal): Ditto.
6999 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
7001 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
7002 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
7004 2016-05-23 Jeff Law <law@redhat.com>
7006 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
7008 (fsm_find_control_statement_thread_paths): Call it.
7010 2016-05-23 Martin Jambor <mjambor@suse.cz>
7013 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
7014 from_global_constant if t is not NULL.
7016 2016-05-23 Marek Polacek <polacek@redhat.com>
7019 * common.opt (Wswitch-unreachable): New option.
7020 * doc/invoke.texi: Document -Wswitch-unreachable.
7021 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
7024 2016-05-23 Bin Cheng <bin.cheng@arm.com>
7026 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
7027 TMR_INDEX is non-NULL.
7029 2016-05-23 Richard Biener <rguenther@suse.de>
7031 PR tree-optimization/71230
7032 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
7033 (try_special_add_to_ops): ... here. Always test for single-use.
7035 2016-05-23 Martin Jambor <mjambor@suse.cz>
7037 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
7038 default block if a PHI node in the original one would be resized.
7040 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7042 PR tree-optimization/58135
7043 * tree-vect-slp.c: When group size is not multiple
7044 of vector size, allow splitting of store group at
7047 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
7049 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
7051 2016-05-22 Jakub Jelinek <jakub@redhat.com>
7053 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7054 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
7055 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
7058 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
7059 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
7060 v constraint instead of x and vinserti32x4 insn.
7062 * config/i386/sse.md (i128vldq): New mode iterator.
7063 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
7064 avx512dq and avx512vl alternatives.
7066 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
7067 constraint, use maybe_evex prefix instead of vex.
7068 (vec_dupv4sf): Use v constraint instead of x for output
7069 operand except for noavx alternative, use Yv constraint
7070 instead of x for input. Use maybe_evex prefix instead of vex.
7071 (*vec_dupv4si): Likewise.
7072 (*vec_dupv2di): Likewise.
7074 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7077 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
7078 (linearize_expr_tree): Call try_special_add_to_ops.
7079 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
7081 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7083 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
7084 to computed stack_usage.
7086 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7089 * config/avr/avr.md (define_expand "mov<mode>"): If the source
7090 operand is subreg (symbol_ref) then move the symbol ref to register.
7092 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
7094 * tree.c (array_at_struct_end_p): Look through MEM_REF.
7096 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7099 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
7102 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7104 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
7105 ranges by calling get_single_symbol and tidy up. Look more closely
7106 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
7108 2016-05-20 Jeff Law <law@redhat.com>
7110 * bitmap.c (bitmap_find_bit): Remove useless test.
7112 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
7114 * function.c (thread_prologue_and_epilogue_insns): Commit the
7115 insertion of the epilogue.
7117 2016-05-20 Martin Jambor <mjambor@suse.cz>
7119 PR tree-optimization/70884
7120 * tree-sra.c (initialize_constant_pool_replacements): Do not check
7121 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
7122 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
7123 of constant pool data as a reason for scalarization.
7125 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7127 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
7128 for naked functions.
7129 (thumb1_expand_prologue): Likewise.
7131 2016-05-20 Nathan Sidwell <nathan@acm.org>
7133 * config/nvptx/nptx.c (nvptx_option_override): Only set
7134 flag_toplevel_reorder, if not explicitly specified. Set
7135 flag_no_common, unless explicitly specified.
7137 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7139 * calls.c (can_implement_as_sibling_call_p): Mark param
7140 reg_parm_stack_space with ATTRIBUTE_UNUSED.
7142 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
7144 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
7145 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
7146 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
7148 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
7149 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
7152 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
7154 * config/nvptx/nvptx.md (sincossf3): New pattern.
7156 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7158 * calls.c (maybe_complain_about_tail_call): New function.
7159 (initialize_argument_information): Call
7160 maybe_complain_about_tail_call when clearing *may_tailcall.
7161 (can_implement_as_sibling_call_p): Call
7162 maybe_complain_about_tail_call when returning false.
7163 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
7164 ensure try_tail_call is set. Call maybe_complain_about_tail_call
7165 if tail-call optimization fails.
7166 * cfgexpand.c (expand_call_stmt): Initialize
7167 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
7168 * gimple-pretty-print.c (dump_gimple_call): Dump
7169 gimple_call_must_tail_p.
7170 * gimple.c (gimple_build_call_from_tree): Call
7171 gimple_call_set_must_tail with the value of
7172 CALL_EXPR_MUST_TAIL_CALL.
7173 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
7174 (gimple_call_set_must_tail): New function.
7175 (gimple_call_must_tail_p): New function.
7176 * print-tree.c (print_node): Update printing of TREE_STATIC
7177 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
7178 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
7179 trailing comment listing applicable flags.
7180 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
7182 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7184 * calls.c (expand_call): Move "Rest of purposes for tail call
7185 optimizations to fail" to...
7186 (can_implement_as_sibling_call_p): ...this new function, and
7187 split into multiple "if" statements.
7189 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7191 * cfgloop.h (expected_loop_iterations_unbounded,
7192 expected_loop_iterations): Unconstify.
7193 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
7194 profile with known upper bound; return 3 when profile is absent.
7195 (expected_loop_iterations): Update.
7197 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7199 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
7200 and get_max_loop_iterations_int.
7202 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7204 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
7205 realistic upper bounds here.
7207 2016-05-20 Jakub Jelinek <jakub@redhat.com>
7210 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
7211 calls if the LHS is variable length or has addressable type.
7212 If targets[0]->decl is a noreturn call with void return type and
7213 zero arguments, adjust fntype and remove lhs in that case.
7215 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
7217 PR tree-optimization/71079
7218 PR tree-optimization/71206
7219 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
7221 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7223 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
7224 (get_vec_alignment_for_array_decl): Likewise.
7225 (get_vec_alignment_for_record_decl): Likewise.
7226 (increase_alignment::execute): Move code to find alignment to
7227 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
7228 (type_align_map): New hash_map.
7230 2016-05-20 Richard Guenther <rguenther@suse.de>
7232 PR tree-optimization/29756
7233 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
7234 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
7235 * fold-const.c (operand_equal_p): Likewise.
7236 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
7237 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
7238 * tree-inline.c (estimate_operator_cost): Likewise.
7239 * tree-pretty-print.c (dump_generic_node): Likewise.
7240 * tree-ssa-operands.c (get_expr_operands): Likewise.
7241 * cfgexpand.c (expand_debug_expr): Likewise.
7242 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
7243 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
7244 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
7245 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
7246 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
7247 (execute_update_addresses_taken): Do it.
7249 2016-05-20 Richard Biener <rguenther@suse.de>
7251 PR tree-optimization/71185
7252 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
7253 register operations.
7255 2016-05-20 Richard Biener <rguenther@suse.de>
7257 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
7258 gimple_seq_add_seq_without_update.
7259 (release_bb_predicate): Assert we have no operands to free.
7260 (if_convertible_loop_p_1): Calculate post dominators later.
7261 Do not free BB predicates here.
7262 (combine_blocks): Do not recompute BB predicates.
7263 (version_loop_for_if_conversion): Save BB predicates around
7266 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7268 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
7269 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
7270 code. Ignore sibcalls on EDGE_IGNORE edges.
7271 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
7272 on edges for sibcalls that run without prologue. The rest of the
7273 function is combined from...
7274 (fix_fake_fallthrough_edge): ... this, and ...
7275 (try_shrink_wrapping): ... a part of this. Remove the bb_with
7276 function argument, make it a local variable.
7278 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
7280 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
7281 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
7282 for 32-bit mode and SEH for 64-bit.
7283 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
7284 TARGET_64BIT_DEFAULT.
7286 2016-05-19 Ryan Burn <contact@rnburn.com>
7288 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
7289 * gengtype.c (open_base_files): Add cilk.h to ifiles.
7291 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
7293 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
7294 force pending loads from memory.
7296 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
7298 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
7299 (UNSPEC_DARN_32): New unspec constant.
7300 (UNSPEC_DARN_RAW): New unspec constant.
7301 (darn_32): New instruction.
7302 (darn_raw): New instruction.
7303 (darn): New instruction.
7304 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
7305 support and documentation for this macro.
7306 (BU_P9_MISC_1): New macro definition.
7307 (BU_P9_64BIT_MISC_0): New macro definition.
7308 (BU_P9_MISC_0): New macro definition.
7309 (darn_32): New builtin definition.
7310 (darn_raw): New builtin definition.
7311 (darn): New builtin definition.
7312 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
7313 RS6000_BUILTIN_0 directives to surround each occurrence of
7314 #include "rs6000-builtin.def".
7315 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
7316 RS6000_BTM_64BIT flags to the returned mask, depending on
7318 (def_builtin): Correct an error in the assignments made to the
7319 debugging variable attr_string.
7320 (rs6000_expand_builtin): Add support for no-operand built-in
7322 (builtin_function_type): Remove fatal_error assertion that is no
7324 (rs6000_common_init_builtins): Add support for no-operand built-in
7326 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
7328 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
7330 (RS6000_BTM_64BIT): New macro definition.
7331 * doc/extend.texi: Document __builtin_darn (void),
7332 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
7335 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
7337 * tree-vect-loop.c (vect_analyze_loop_2): Use also
7338 max_loop_iterations_int.
7340 2016-05-19 Marek Polacek <polacek@redhat.com>
7342 PR tree-optimization/71031
7343 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
7344 condition and adjust the code a bit.
7346 2016-05-19 Martin Liska <mliska@suse.cz>
7348 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
7349 auto_vec instead of vec.
7351 2016-05-19 Martin Liska <mliska@suse.cz>
7353 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
7355 2016-05-19 Martin Liska <mliska@suse.cz>
7357 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
7359 2016-05-19 Martin Liska <mliska@suse.cz>
7361 * ipa-pure-const.c (set_function_state): Remove an existing
7363 (remove_node_data): Do not free it as it's released
7364 in set_function_state.
7366 2016-05-19 Martin Liska <mliska@suse.cz>
7368 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
7371 2016-05-19 Martin Liska <mliska@suse.cz>
7373 * omp-simd-clone.c (simd_clone_adjust): Release vector.
7375 2016-05-19 Martin Liska <mliska@suse.cz>
7377 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
7378 an auto_vec instead of re-creating it.
7380 2016-05-19 Martin Liska <mliska@suse.cz>
7382 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
7383 auto_vec instead of vec.
7385 2016-05-19 Martin Liska <mliska@suse.cz>
7387 * lto-section-in.c (lto_get_section_data): Call
7388 lto_check_version with additional argument.
7389 * lto-streamer.c (lto_check_version): Add new argument.
7390 * lto-streamer.h (lto_check_version): Likewise.
7392 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7394 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
7395 Don't add cost of inner memory when handling sign-extended loads.
7397 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
7399 PR rtl-optimization/71148
7400 * cse.c (cse_main): Free dominance info.
7401 (rest_of_handle_cse): Don't free dominance info.
7402 (rest_of_handle_cse2): Likewise.
7403 (rest_of_handle_cse_after_global_opts): Likewise.
7405 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7408 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
7409 NULL_TREE early if NEON is not available. Remove now redundant check
7410 in ARM_CHECK_BUILTIN_MODE.
7412 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
7415 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
7416 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
7417 * doc/cpp.texi: Document new macros.
7419 2016-05-19 Bin Cheng <bin.cheng@arm.com>
7421 PR tree-optimization/69848
7422 * tree-vect-loop.c (vectorizable_reduction): Don't factor
7423 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
7425 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7427 * function.c (thread_prologue_and_epilogue_insn): Move the
7428 "goto epilogue_done" one block later.
7430 2016-05-19 Richard Biener <rguenther@suse.de>
7432 PR tree-optimization/70729
7433 * passes.def: Move LIM pass before PRE. Remove no longer
7434 required copyprop and move first DCE out of the loop pipeline.
7436 2016-05-18 David Malcolm <dmalcolm@redhat.com>
7439 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
7440 (OBJS-libcommon-target): ...here.
7441 * opts-common.c: Include spellcheck.h.
7442 (cmdline_handle_error): Build a vec of valid options and use it
7443 to suggest provide hints for misspelled arguments.
7445 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7448 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
7449 lhs if it has TREE_ADDRESSABLE type.
7451 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
7454 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
7455 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
7457 2016-05-18 Martin Jambor <mjambor@suse.cz>
7460 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
7461 input for NOP_EXPR pass-through functions.
7462 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
7463 aggregate global constant VAR_DECLs in constant jump functions.
7465 2016-05-18 Martin Jambor <mjambor@suse.cz>
7468 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
7469 from TREE_READONLY parameters.
7471 2016-05-18 Martin Jambor <mjambor@suse.cz>
7474 * cgraph.h (cgraph_indirect_call_info): New field
7475 guaranteed_unmodified.
7476 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
7477 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7479 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
7480 pass the parameter value to ipa_find_agg_cst_for_param.
7481 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
7482 guaranteed_unmodified, store AA results there instead of bailing out
7484 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
7485 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
7486 (find_constructor_constant_at_offset): New function.
7487 (ipa_find_agg_cst_from_init): Likewise.
7488 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
7489 static initializers of contants, report back through a new paameter
7490 from_global_constant if that was the case.
7491 (try_make_edge_direct_simple_call): Also pass parameter value to
7492 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7494 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
7495 (ipa_read_indirect_edge_info): Likewise.
7496 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
7497 (ipa_load_from_parm_agg): Likewise.
7499 2016-05-18 Jiong Wang <jiong.wang@arm.com>
7501 PR rtl-optimization/71150
7502 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
7505 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7508 * config/rs6000/constraints.md (wE constraint): New constraint
7509 for a vector constant that can be loaded with XXSPLTIB.
7510 (wM constraint): New constraint for a vector constant of a 1's.
7511 (wS constraint): New constraint for a vector constant that can be
7512 loaded with XXSPLTIB and a vector sign extend instruction.
7513 * config/rs6000/predicates.md (xxspltib_constant_split): New
7514 predicates for wE/wS constraints.
7515 (xxspltib_constant_nosplit): Likewise.
7516 (easy_vector_constant): Add support for constants that can be
7517 loaded via XXSPLTIB.
7518 (all_ones_constant): New predicate for vector constant with all
7520 (splat_input_operand): Add support for ISA 3.0 word splat operations.
7521 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
7522 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
7523 instruction and possibly with a sign extension.
7524 (output_vec_const_move): Add support for XXSPLTIB. If we are
7525 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
7526 instead of XXLXOR/XXLORC.
7527 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
7529 (rs6000_legitimize_reload_address): Likewise.
7530 (rs6000_output_move_128bit): Use output_vec_const_move to emit
7532 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
7533 combine VSX_M and VSX_M2 into one iterator.
7535 (VSINT_84): New iterators for loading constants with XXSPLTIB.
7536 (VSINT_842): Likewise.
7537 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
7538 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
7539 XXSPLTIB instruction.
7540 (xxspltib_<mode>_nosplit): Likewise.
7541 (xxspltib_<mode>_split): New insn to load up constants with
7542 XXSPLTIB and a sign extend instruction.
7543 (vsx_mov<mode>): Replace single move that handled all vector types
7544 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
7545 moves (when -mvsx-timode is in effect) into the main vector
7546 moves. Eliminate separate moves for <VSr> <VSa>, where the
7547 preferred register class (<VSr>) is listed first, and the
7548 secondary register class (<VSa>) is listed second with a '?' to
7549 discourage use. Prefer loading 0/-1 in any VSX register for ISA
7550 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
7551 that if the register was involved in a slow operation, the
7552 clear/set operation does not wait for the slow operation to
7553 finish. Adjust the length attributes for 32-bit mode. Use
7554 rs6000_output_move_128bit and drop the use of the string
7555 instructions for 32-bit movti when -mvsx-timode is in effect. Use
7556 spacing so that the alternatives and attributes don't generate
7557 long lines, and put things in columns, so that it is easier to
7558 match up the operands and attributes with the insn alternatives.
7559 (vsx_mov<mode>_64bit): Likewise.
7560 (vsx_mov<mode>_32bit): Likewise.
7561 (vsx_movti_64bit): Fold movti into normal vector moves.
7562 (vsx_movti_32bit): Likewise.
7563 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
7565 (vsx_splat_v4si_internal): Likewise.
7566 (vsx_splat_v4sf_internal): Likewise.
7567 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
7568 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
7569 extend vector elements.
7570 (vsx_sign_extend_hi_<mode>): Likewise.
7571 (vsx_sign_extend_si_v2di): Likewise.
7572 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
7574 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
7575 constraints. Add trailing period to wL documentation.
7577 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
7580 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
7581 * tree-dfa.c (replace_abnormal_ssa_names): New function.
7582 * tree-call-cdce.c: Include tree-dfa.h.
7583 (can_guard_call_p): New function, extracted from...
7584 (can_use_internal_fn): ...here.
7585 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
7587 (shrink_wrap_one_built_in_call): Likewise.
7588 (use_internal_fn): Likewise.
7589 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
7590 and return void. Call replace_abnormal_ssa_names.
7591 (pass_call_cdce::execute): Check can_guard_call_p during the
7592 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
7593 will always change something.
7595 2016-05-18 Martin Jambor <mjambor@suse.cz>
7598 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
7599 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7601 2016-05-18 Martin Jambor <mjambor@suse.cz>
7604 * ipa-inline.h (condition): New field size.
7605 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
7606 for comaprison and store it into the new condition.
7607 (evaluate_conditions_for_known_args): Use condition size to check
7608 access sizes for all but CHANGED conditions.
7609 (unmodified_parm_1): New parameter size_p, store access size into it.
7610 (unmodified_parm): Likewise.
7611 (unmodified_parm_or_parm_agg_item): Likewise.
7612 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
7613 (set_cond_stmt_execution_predicate): Extract access sizes and store
7615 (set_switch_stmt_execution_predicate): Likewise.
7616 (will_be_nonconstant_expr_predicate): Likewise.
7617 (will_be_nonconstant_predicate): Likewise.
7618 (inline_read_section): Stream condition size.
7619 (inline_write_summary): Likewise.
7621 2016-05-18 Richard Biener <rguenther@suse.de>
7623 * tree-ssa-loop-im.c (determine_max_movement): Properly add
7624 condition cost to PHI cost instead of total_cost.
7626 2016-05-18 Martin Liska <mliska@suse.cz>
7629 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7632 2016-05-18 Richard Biener <rguenther@suse.de>
7634 * lto-streamer.h (LTO_major_version): Bump to 6.
7636 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7638 * function.c (make_split_prologue_seq, make_prologue_seq,
7639 make_epilogue_seq): New functions, factored out from...
7640 (thread_prologue_and_epilogue_insns): Here.
7642 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7644 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
7645 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
7646 of before. Add a comment.
7648 2016-05-18 Bin Cheng <bin.cheng@arm.com>
7650 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
7651 expression pointer, not pointer to the pointer.
7653 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7655 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
7656 (avx2_pbroadcast<mode>): Add another alternative with v instead
7657 of x constraints in it, using <pbroadcast_evex_isa> isa.
7658 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
7660 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
7661 constraint x instead of v in second alternative, add avx512bw
7664 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
7665 constraint x instead of v in second alternative, add avx512bw
7668 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
7669 constraint x instead of v in second alternative, add avx512bw
7672 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
7673 avx512bw alternative.
7675 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7677 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
7679 (define_insn "*andnottf3"): Ditto.
7680 (define_insn "*<code><mode>3"/any_logic): Ditto.
7681 (define_insn "*<code>tf3"/any_logic): Ditto.
7682 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
7683 operand to block AVX-512VL insn variant emit when it is not enabled.
7685 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7687 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
7688 constraint fot SF mode.
7690 2016-05-18 Petr Murzin <petr.murzin@intel.com>
7691 Kirill Yukhin <kirill.yukhin@intel.com>
7693 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
7695 (define_insn "rsqrt14<mode>"): Ditto.
7696 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
7697 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
7698 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
7699 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
7700 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
7702 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
7703 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
7704 * config/i386/i386.c (ix86_print_operand): Expand check for size
7705 override codes for Intel syntax.
7707 2016-05-18 Richard Biener <rguenther@suse.de>
7709 PR tree-optimization/71168
7710 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
7711 initialization earlier.
7713 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
7715 * config/aarch64/aarch64-simd.md
7716 (aarch64_reduc_plus_internal<mode>): Rename to...
7717 (reduc_plus_scal): ...This, and remove previous implementation.
7719 2016-05-18 Richard Biener <rguenther@suse.de>
7721 * passes.def: Put late dse and cd_dce in canonical order.
7723 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
7725 * ipa-inline-transform.c (preserve_function_body_p): Look for
7726 first non-thunk clone.
7727 (save_function_body): Save into first non-thunk.
7728 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
7730 (lto_output_node): Inline thunks don't need body in every
7732 * lto-streamer-in.c: Do not fixup thunk clones.
7733 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
7735 * tree-inline.c (copy_bb): Be prepared for target node to be new after
7738 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7741 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7742 (reassociate_bb): Call transform_add_to_multiply.
7744 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7746 * config/aarch64/aarch64.c (all_extensions): Removed unused
7749 2016-05-17 Nathan Sidwell <nathan@acm.org>
7751 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7752 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7754 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7756 PR tree-optimization/54579
7758 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7760 2016-05-17 Marek Polacek <polacek@redhat.com>
7763 * tree-inline.c (expand_call_inline): Call
7764 maybe_remove_unused_call_args.
7766 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7768 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7769 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7770 * doc/md.texi (fmin@var{m}3): Likewise.
7772 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7774 * match.pd (X & C): New transformation.
7776 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7778 * match.pd (~X & Y): New transformation.
7780 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7782 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7783 information for new SSA_NAME.
7784 (simplify_conversion_using_ranges): Get range through get_range_info
7785 instead of get_value_range.
7787 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7789 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7790 Remove inline assembly.
7791 (vmvn_s16): Likewise.
7792 (vmvn_s32): Likewise.
7793 (vmvn_u8): Likewise.
7794 (vmvn_u16): Likewise.
7795 (vmvn_u32): Likewise.
7796 (vmvnq_s8): Likewise.
7797 (vmvnq_s16): Likewise.
7798 (vmvnq_s32): Likewise.
7799 (vmvnq_u8): Likewise.
7800 (vmvnq_u16): Likewise.
7801 (vmvnq_u32): Likewise.
7802 (vmvn_p8): Likewise.
7803 (vmvnq_p16): Likewise.
7805 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7807 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7809 (vmul_n_s16): Likewise.
7810 (vmul_n_s32): Likewise.
7811 (vmul_n_u16): Likewise.
7812 (vmul_n_u32): Likewise.
7813 (vmulq_n_f32): Likewise.
7814 (vmulq_n_f64): Likewise.
7815 (vmulq_n_s16): Likewise.
7816 (vmulq_n_s32): Likewise.
7817 (vmulq_n_u16): Likewise.
7818 (vmulq_n_u32): Likewise.
7820 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7822 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7823 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7825 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7827 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7828 to *aarch64_fma4_elt_from_dup<mode>.
7829 (*aarch64_fnma4_elt_to_128df): Rename to
7830 *aarch64_fnma4_elt_from_dup<mode>.
7831 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7832 (vfms_n_f32): Likewise.
7833 (vfms_n_f64): Likewise.
7834 (vfmsq_n_f32): Likewise.
7835 (vfmsq_n_f64): Likewise.
7837 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
7839 * wide-int.h: Change fixed_wide_int_storage from class to struct.
7841 2016-05-17 Richard Biener <rguenther@suse.de>
7843 PR tree-optimization/71132
7844 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
7845 Only add control dependences for blocks in the loop.
7846 (build_rdg): Adjust.
7847 (generate_code_for_partition): Return whether loop should
7848 be destroyed and delay that.
7849 (distribute_loop): Likewise.
7850 (pass_loop_distribution::execute): Record loops to be destroyed
7851 and perform delayed destroying of loops.
7853 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7856 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
7858 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7860 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
7862 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
7865 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
7866 insertion point for instructions generated by validize_mem.
7868 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7870 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
7873 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7875 * config/aarch64/aarch64.c
7876 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
7877 rather than a macro.
7879 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7881 * doc/invoke.texi (AArch64 Options): Various updates.
7883 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7885 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
7886 into instrumentation thunks.
7887 * cif-code.def (CIF_CHKP): New.
7889 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
7891 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
7893 2016-05-16 Martin Jambor <mjambor@suse.cz>
7895 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
7896 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
7898 2016-05-16 Marek Polacek <polacek@redhat.com>
7900 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
7903 2016-05-16 Martin Jambor <mjambor@suse.cz>
7906 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
7907 the outlined kernel function.
7909 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
7911 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
7912 (ISA_HAS_DLSA): Ditto.
7914 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7916 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
7918 2016-05-16 Nathan Sidwell <nathan@acm.org>
7920 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
7921 (nvptx_name_replacement): Restore. Add comment.
7922 (write_fn_proto, write_fn_proto_from_insn,
7923 nvptx_output_call_insn): Restore
7924 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
7926 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7928 * config/aarch64/aarch64.md
7929 (add<mode>3_compareC_cconly_imm): Remove use of %w.
7930 (add<mode>3_compareC_imm): Likewise.
7931 (<optab>si3_uxtw): Split into register and immediate variants.
7932 (andsi3_compare0_uxtw): Likewise.
7933 (and<mode>3_compare0): Likewise.
7934 (and<mode>3nr_compare0): Likewise.
7935 (stack_protect_test_<mode>): Don't use %x for memory operands.
7937 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7939 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
7941 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7943 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
7944 Split integer shifts into shift_reg and bfm.
7945 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
7946 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
7947 (ror<mode>3_insn): Likewise.
7948 (<optab>si3_insn_uxtw): Likewise.
7949 (<optab><mode>3_insn): Change to rotate_imm.
7950 (extr<mode>5_insn_alt): Likewise.
7951 (extrsi5_insn_uxtw): Likewise.
7952 (extrsi5_insn_uxtw_alt): Likewise.
7954 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7956 * doc/tm.texi: Regenerate.
7957 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
7958 (TARGET_INVALID_RETURN_TYPE): Remove.
7959 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
7960 TARGET_INVALID_RETURN_TYPE.
7961 * target.def (invalid_parameter_type): Remove.
7962 (invalid_return_type): Remove.
7964 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7966 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
7967 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
7969 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
7971 (preserve_function_body_p): No need to preserve function body
7972 * cif-codes.def (CIF_THUNK): Remove.
7973 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
7975 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7977 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
7979 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7981 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
7984 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7986 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
7987 (inline_small_functions): Do not look for function symbol when
7990 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7992 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
7995 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7996 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7997 Jiong Wang <jiong.wang@arm.com>
7999 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
8000 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
8001 Define __ARM_FP16_ARGS when appropriate.
8002 * config/arm/arm.c (arm_invalid_parameter_type): Remove
8004 (arm_invalid_return_type): Likewise.
8005 (TARGET_INVALID_PARAMETER_TYPE): Remove.
8006 (TARGET_INVALID_RETURN_TYPE): Remove.
8007 (aapcs_vfp_sub_candidate): Allow HFmode.
8008 (aapcs_vfp_allocate): Add comment. Support HFmode.
8009 (aapcs_vfp_allocate_return_reg): Likewise.
8010 (struct aapcs_cp_arg_layout): Slightly reword comments for
8011 is_return_candidate and allocate_return_reg.
8012 (output_mov_vfp): Update assert.
8013 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
8015 (arm_invalid_parameter_type): Remove.
8016 (amr_invalid_return_type): Remove.
8017 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
8018 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
8019 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
8021 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8023 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
8024 * config/aarch64/arch64-protos.h
8025 (aarch64_legitimize_reload_address): Remove.
8026 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
8029 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
8031 * configure.ac: Add ACX_NONCANONICAL_HOST.
8032 * configure: Regenerate.
8033 * Makefile.in: Set host_noncanonical.
8035 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
8038 * config/i386/i386.md (*movtf_internal): Before register allocation,
8039 do not allow FP constants for CM_MEDIUM memory model, allow only
8040 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
8041 (*movxf_internal): Ditto.
8042 (*movdf_internal): Ditto.
8043 (*movsf_internal): Ditto.
8045 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
8047 PR rtl-optimization/67483
8048 * combine.c (make_compound_operation): Don't call extract_left_shift
8049 with negative shift amounts.
8051 2016-05-13 Jakub Jelinek <jakub@redhat.com>
8054 * fold-const.c (fold_checksum_tree): Allow modification
8055 of TYPE_ALIAS_SET during folding.
8057 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
8058 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
8059 (ix86_split_to_parts): Likewise. Fix up formatting.
8061 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
8063 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
8064 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
8067 2016-05-13 Nathan Sidwell <nathan@acm.org>
8069 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
8070 (nvptx_name_replacement): Delete.
8071 (write_fn_proto, write_fn_proto_from_insn,
8072 nvptx_output_call_insn): Remove nvptx_name_replacement call.
8073 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
8074 * langhooks.c (add_builtin_funcction_common): Call
8075 targetm.mangle_decl_assembler_name.
8077 * config/nvptx/nvptx.c (write_fn_proto): Handle
8078 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
8080 2016-05-13 Martin Liska <mliska@suse.cz>
8082 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
8083 and PRIu64 in printf format.
8085 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8087 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
8090 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8092 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8093 Change --param max-completely-peeled-times to
8094 --param max-completely-peel-times in dump file printing.
8096 2016-05-13 Richard Biener <rguenther@suse.de>
8098 PR tree-optimization/42587
8099 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
8100 (find_bswap_or_nop_1): Likewise.
8101 (bswap_replace): Likewise.
8103 2016-05-13 Martin Liska <mliska@suse.cz>
8105 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
8106 Initialize a variable with default value.
8108 2016-05-13 Martin Liska <mliska@suse.cz>
8110 * doc/invoke.texi: Enhance explanation of error recovery
8113 2016-05-13 Martin Liska <mliska@suse.cz>
8115 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
8116 (struct cost_pair): Change inv_expr_id (int) to inv_expr
8117 (iv_inv_expr_ent *).
8118 (struct iv_inv_expr_ent): Comment struct fields.
8119 (sort_iv_inv_expr_ent): New function.
8120 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
8121 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
8122 a hash_map between iv_inv_expr_ent and number of usages.
8123 (niter_for_exit): Fix coding style.
8124 (tree_ssa_iv_optimize_init): Use renamed variable.
8125 (determine_base_object): Fix coding style.
8126 (alloc_iv): Likewise.
8127 (find_interesting_uses_outside): Likewise.
8128 (add_candidate_1): Likewise.
8129 (add_standard_iv_candidates): Likewise.
8130 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
8131 (prepare_decl_rtl): Fix coding style.
8132 (get_address_cost): Likewise.
8133 (get_shiftadd_cost): Likewise.
8134 (force_expr_to_var_cost): Likewise.
8135 (compare_aff_trees): Likewise.
8136 (get_expr_id): Restructure the function.
8137 (get_loop_invariant_expr_id): Renamed to
8138 get_loop_invariant_expr.
8139 (get_computation_cost_at): Replace usage of inv_expr_id with
8141 (get_computation_cost): Likewise.
8142 (determine_group_iv_cost_generic): Likewise.
8143 (determine_group_iv_cost_address): Likewise.
8144 (iv_period): Fix coding style.
8145 (iv_elimination_compare_lt): Likewise.
8146 (may_eliminate_iv): Likewise.
8147 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
8149 (determine_group_iv_costs): Dump invariant expressions.
8150 (iv_ca_recount_cost): Use the newly added hash_map.
8151 (iv_ca_set_remove_invariants): Fix coding style.
8152 (iv_ca_set_add_invariants): Fix coding style.
8153 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
8155 (iv_ca_set_cp): Likewise.
8156 (iv_ca_new): Initialize the newly added hash_map and remove
8157 initialization of fields.
8158 (iv_ca_free): Delete the hash_map.
8159 (iv_ca_dump): Dump invariant expressions.
8160 (iv_ca_extend): Fix coding style.
8161 (try_add_cand_for): Likewise.
8162 (create_new_ivs): Dump information about # of avg iterations and
8163 # of used invariant expressions.
8164 (rewrite_use_compare): Fix coding style.
8165 (free_loop_data): Set default value for max_inv_expr_id.
8167 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
8169 * cse.c (rest_of_handle_cse): Use cleanup_cfg
8170 returned value cse_cfg_altered computation.
8171 (rest_of_handle_cse2): Likewise.
8172 (rest_of_handle_cse_after_global_opts): Likewise.
8174 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8177 * config/arm/arm.c (arm32_output_mi_thunk): New.
8178 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
8179 to split Thumb1 vs TARGET_32BIT functionality.
8180 (arm_thumb1_mi_thunk): New.
8182 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8184 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
8187 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8190 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
8192 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
8194 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
8195 (expand_builtin_trap): Emit a regular call.
8196 (set_builtin_user_assembler_name): Remove obsolete cases.
8197 * dse.c (scan_insn): Adjust.
8198 * except.c: Include calls.h.
8199 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
8200 emit a regular call to setjmp.
8201 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
8202 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
8203 (emit_block_move_via_libcall): Delete.
8204 (block_move_fn): Delete.
8205 (init_block_move_fn): Likewise.
8206 (emit_block_move_libcall_fn): Likewise.
8207 (emit_block_op_via_libcall): New function.
8208 (set_storage_via_libcall): Tidy up and use memset builtin.
8209 (block_clear_fn): Delete.
8210 (init_block_clear_fn): Likewise.
8211 (clear_storage_libcall_fn): Likewise.
8212 (expand_assignment): Call emit_block_move_via_libcall.
8213 Do not include gt-expr.h.
8214 * expr.h (emit_block_op_via_libcall): Declare.
8215 (emit_block_copy_via_libcall): New inline function.
8216 (emit_block_move_via_libcall): Likewise.
8217 (emit_block_comp_via_libcall): Likewise.
8218 (block_clear_fn): Delete.
8219 (init_block_move_fn): Likewise.
8220 (init_block_clear_fn): Likewise.
8221 (emit_block_move_via_libcall): Likewise.
8222 (set_storage_via_libcall): Add default parameter value.
8223 * libfuncs.h (enum libfunc_index): Remove obsolete values.
8224 (abort_libfunc): Delete.
8225 (memcpy_libfunc): Likewise.
8226 (memmove_libfunc): Likewise.
8227 (memcmp_libfunc): Likewise.
8228 (memset_libfunc): Likewise.
8229 (setbits_libfunc): Likewise.
8230 (setjmp_libfunc): Likewise.
8231 (longjmp_libfunc): Likewise.
8232 (profile_function_entry_libfunc): Likewise.
8233 (profile_function_exit_libfunc): Likewise.
8234 (gcov_flush_libfunc): Likewise.
8235 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
8236 and DECL_VISIBILITY on the declaration.
8237 (init_optabs): Do not initialize obsolete libfuncs.
8238 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
8239 * tree-core.h (ECF_RET1): Define.
8240 (ECF_TM_PURE): Adjust.
8241 (ECF_TM_BUILTIN): Likewise.
8242 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
8243 (build_common_builtin_nodes): Initialize abort builtin.
8244 Add ECF_RET1 on memcpy, memmove and memset builtins.
8245 Pass final flags for alloca and alloca_with_align builtins.
8246 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
8248 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
8249 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
8250 set_storage_via_libcall and call emit_block_copy_via_libcall.
8252 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/i386.md (*call_got_x32): Change operand 0 to
8255 DImode before it is passed to ix86_output_call_operand.
8256 (*call_value_got_x32): Ditto for operand 1.
8258 2016-05-12 Jiong Wang <jiong.wang@arm.com>
8260 PR rtl-optimization/70904
8261 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
8262 reload for wide mode.
8264 2016-05-12 Marek Polacek <polacek@redhat.com>
8267 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
8268 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
8269 * langhooks.h (incomplete_type_error): Likewise.
8270 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
8271 parameter, pass it down to incomplete_type_error.
8272 * tree.h (size_in_bytes): New inline overload.
8273 (size_in_bytes_loc): Renamed from size_in_bytes.
8275 2016-05-12 Richard Biener <rguenther@suse.de>
8277 PR tree-optimization/71059
8278 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
8279 nary before looking up or entering the expression into the VN
8281 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
8282 Make sure to re-use NARYs without result as inserted by
8285 2016-05-12 Richard Biener <rguenther@suse.de>
8287 PR tree-optimization/71062
8288 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8290 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8291 vars_contains_restrict if the var is a restrict tag.
8292 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
8293 do not disambiguate pointers against it.
8294 (dump_points_to_solution): Re-structure and adjust for new
8295 vars_contains_restrict flag.
8296 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
8298 2016-05-12 Martin Liska <mliska@suse.cz>
8300 * doc/invoke.texi: Explain connection between
8301 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
8303 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
8305 PR tree-optimization/71006
8306 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
8307 consider COND_EXPR as a mask producer.
8309 2016-05-12 Marek Polacek <polacek@redhat.com>
8312 * opts.c (common_handle_option): Detect missing argument for --help^.
8314 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8317 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
8318 when popping the PC and within an interrupt handler routine.
8319 Add missing tab to output of "ldmfd".
8320 (output_return_instruction): Output LDMFD with SP update rather
8321 than POP when returning from interrupt handler.
8323 2016-05-12 Jakub Jelinek <jakub@redhat.com>
8325 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
8326 TARGET_64BIT && TARGET_AVX512DQ.
8327 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
8328 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
8329 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
8330 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
8331 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
8332 (*vec_extractv4si_zext): Add avx512dq alternative.
8333 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
8334 use v instead of x constraint in other alternatives where possible.
8336 * config/i386/sse.md (sse2_loadld): Use v instead of x
8337 constraint in alternatives 0,1,4.
8339 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
8340 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
8341 v constraints instead of x and <pinsr_evex_isa> isa attribute.
8344 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
8345 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
8346 is not emitted unless TARGET_AVX512BW.
8347 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
8348 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
8349 for the result operand.
8351 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
8352 constraint instead of x in avx alternatives. Use maybe_evex instead
8355 * config/i386/constraints.md (Yv): New constraint.
8356 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
8357 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
8358 * config/i386/i386.md (avx512fvecmode): New mode attr.
8359 (*pushtf): Use v constraint instead of x.
8360 (*movtf_internal): Likewise. For TARGET_AVX512VL and
8361 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
8362 (*absneg<mode>2): Use Yv constraint instead of x constraint.
8363 (*absnegtf2_sse): Likewise.
8364 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
8365 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
8366 avx512f alternatives.
8367 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
8369 2016-05-12 Richard Biener <rguenther@suse.de>
8371 PR tree-optimization/71060
8372 * tree-data-ref.c (initialize_data_dependence_relation): Do not
8373 require exact match of DR_BASE_OBJECT but only matching address and
8376 2016-05-12 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/70986
8379 * cfganal.c: Include cfgloop.h.
8380 (dfs_find_deadend): Prefer to take edges exiting loops.
8382 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8384 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
8385 compile and run time.
8387 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
8390 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
8392 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
8394 * config/i386/i386.c (legitimize_pic_address): Use
8395 copy_to_suggested_reg instead of gen_movsi.
8397 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8399 * config/rs6000/predicates.md (quad_memory_operand): Move most of
8400 the code into quad_address_p and call it to share code with
8401 vsx_quad_dform_memory_operand.
8402 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
8404 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
8405 bit instead of being a separate word. Split -mpower9-dform into
8406 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8407 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
8408 for the register class supporting 128-bit quad word memory offsets.
8409 (mode_supports_vsx_dform_quad): Helper function to return if the
8410 register class uses quad word memory offsets.
8411 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
8412 (rs6000_debug_reg_global): Always print if we are using LRA or not.
8413 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
8414 instructions are enabled, set up the appropriate addr_masks for
8416 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
8417 -mpower9-dform-scalar, instead of -mpower9-dform.
8418 (rs6000_option_override_internal): Split -mpower9-dform into two
8419 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
8420 -mpower9-dform switch sets or clears both. If we are not using
8421 the LRA register allocator, do not enable -mpower9-dform-vector by
8422 default. If we are using LRA, enable -mpower9-dform-vector and
8423 -mvsx-timode if it is appropriate. Issue a warning if either
8424 -mpower9-dform-vector or -mvsx-timode are explicitly used without
8426 (quad_address_offset_p): New helper function to return if the
8427 offset is legal for quad word memory instructions.
8428 (quad_address_p): New function to determin if GPR or vector
8429 register quad word memory addresses are legal.
8430 (mem_operand_gpr): Validate quad word address offsets.
8431 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
8432 d-form (register + offset) instructions.
8433 (offsettable_ok_by_alignment): Likewise.
8434 (rs6000_legitimate_offset_address_p): Likewise.
8435 (legitimate_lo_sum_address_p): Likewise.
8436 (rs6000_legitimize_address): Likewise.
8437 (rs6000_legitimize_reload_address): Add more debug statements for
8439 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
8440 d-form instructions.
8441 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
8442 d-form instructions. Distinguish different cases in debug
8443 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
8444 d-form instructions.
8445 (rs6000_preferred_reload_class): Likewise.
8446 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
8447 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
8448 of the ISA 2.06 indexed memory instructions.
8449 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
8450 use them to save/restore the saved vector registers instead of
8451 using Altivec instructions.
8452 (rs6000_emit_epilogue): Likewise.
8453 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
8454 (rs6000_opt_masks): Split -mpower9-dform into
8455 -mpower9-dform-scalar and -mpower9-dform-vector.
8456 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
8458 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
8459 ISA 3.0 vector indexed memory instructions, and fold the code into
8460 the normal mov<mode> patterns.
8461 (p9_vecstore_<mode>): Likewise.
8462 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
8464 (vsx_movti_64bit): Likewise.
8465 (vsx_movti_32bit): Likewise.
8466 * config/rs6000/constraints.md (wO constraint): New constraint for
8467 ISA 3.0 vector d-form support.
8468 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
8469 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
8470 include -mpower9-dform-vector until we switch over to LRA.
8471 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
8472 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8473 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
8474 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8475 for -mpower9-dform and -mlra.
8476 * doc/md.texi (wO constraint): Document wO constraint.
8478 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
8480 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
8481 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
8482 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
8483 Move handling of non-insn arguments inline into the sole user:
8484 (output_trans_func): ...here.
8485 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
8486 in emitted function prototype.
8487 (output_internal_insn_latency_func): Ditto. Simplify.
8488 (output_internal_maximal_insn_latency_func): Ditto. Delete
8489 always-unused argument.
8490 (output_insn_latency_func): Ditto.
8491 (output_maximal_insn_latency_func): Ditto.
8493 2016-05-11 Richard Biener <rguenther@suse.de>
8495 PR tree-optimization/71055
8496 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
8497 sth with precision not equal to access size verify we don't chop
8500 2016-05-11 Richard Biener <rguenther@suse.de>
8503 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
8504 (dwarf2out_finish): Move retry_incomplete_types call ...
8505 (dwarf2out_early_finish): ... here.
8507 2016-05-11 Richard Biener <rguenther@suse.de>
8510 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
8511 if the langhook insists on it.
8512 * fold-const.c (make_bit_field_ref): Add arg for the original
8513 reference and preserve its alias-set.
8514 (decode_field_reference): Take exp by reference and adjust it
8515 to the original memory reference.
8516 (optimize_bit_field_compare): Adjust callers.
8517 (fold_truth_andor_1): Likewise.
8518 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
8520 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
8523 * cfgrtl.h (delete_insn_and_edges): Now return bool.
8524 * cfgrtl.c (delete_insn_and_edges): Likewise.
8525 * config/i386/i386.c (convert_scalars_to_vector): Remove
8527 * cse.c (cse_insn): Compute cse_cfg_altered.
8528 (delete_trivially_dead_insns): Likewise.
8529 (cse_cc_succs): Likewise.
8530 (rest_of_handle_cse): Free dominance info if required.
8531 (rest_of_handle_cse2): Likewise.
8532 (rest_of_handle_cse_after_global_opts): Likewise.
8534 2016-05-11 Alan Modra <amodra@gmail.com>
8536 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
8537 abi_v4_pass_in_fpr): New functions.
8538 (rs6000_function_arg_boundary): Exclude complex IBM long double
8539 from 64-bit alignment when ABI_V4.
8540 (rs6000_function_arg, rs6000_function_arg_advance_1,
8541 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
8543 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
8545 PR rtl-optimization/71028
8546 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
8547 jump with just a return in the fallthrough block if the branch
8548 block contains just a return as well.
8550 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
8552 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
8553 * match.pd ((X & Y) ^ Y): ... this.
8554 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
8555 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
8557 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8559 * read-md.c (require_char_ws): New function.
8560 (read_string): Simplify using require_char_ws.
8561 (handle_constants): Likewise.
8562 (handle_enum): Likewise.
8563 (handle_file): Likewise.
8564 * read-md.h (require_char_ws): New declaration.
8565 * read-rtl.c (read_conditions): Simplify using require_char_ws.
8566 (read_mapping): Likewise.
8567 (read_rtx_code): Likewise.
8568 (read_nested_rtx): Likewise.
8570 2016-05-10 James Norris <jnorris@codesourcery.com>
8572 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
8573 if offloading is enabled and -fopenacc or -fopenmp is specified.
8574 (CRTOFFLOADEND): Likewise.
8575 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
8576 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
8578 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
8580 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
8581 gotoff_operand code paths. Use copy_to_suggested_regs and
8582 expand_simple_binop where appropriate. Cleanup.
8584 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8587 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
8589 (dimode_scalar_chain::vector_const_cost): New.
8590 (dimode_scalar_chain::compute_convert_gain): Handle constants.
8591 (dimode_scalar_chain::convert_op): Likewise.
8592 (dimode_scalar_chain::convert_insn): Likewise.
8594 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8596 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
8597 unary operation, not a binary one.
8599 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8602 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
8603 calls with type casted fndecl.
8605 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8607 PR tree-optimization/70786
8608 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
8609 * calls.c (initialize_argument_information): Bind bounds
8610 with corresponding args passed by reference.
8612 2016-05-10 Jakub Jelinek <jakub@redhat.com>
8615 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
8616 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
8617 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
8620 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8623 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
8624 code for a zero scale factor.
8625 (vsx_xvcvdpuxds_scale): Likewise.
8627 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8629 * diagnostic-show-locus.c (layout::layout): Call show_ruler
8630 if show_ruler_p was set on the context.
8631 (layout::show_ruler): New method.
8632 * diagnostic.h (struct diagnostic_context): Add field
8635 2016-05-10 Richard Biener <rguenther@suse.de>
8637 PR tree-optimization/71039
8638 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
8639 (chk_uses): New function.
8640 (propagate_with_phi): Verify we can safely replicate the lhs of an
8641 aggregate assignment on all incoming edges.
8643 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
8645 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
8647 (rx_atomic_sequence): New class.
8648 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
8649 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
8651 (rx_atomic_sequence::rx_atomic_sequence,
8652 rx_atomic_sequence::~rx_atomic_sequence): New functions.
8653 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
8654 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
8655 CTRLREG_INTB): New constants.
8656 (FETCHOP): New code iterator.
8657 (fethcop_name, fetchop_name2): New iterator code attributes.
8658 (QIHI): New mode iterator.
8659 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
8660 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
8661 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
8663 2016-05-10 Martin Liska <mliska@suse.cz>
8665 * tree-inline.c (remap_dependence_clique): Do not remap
8666 debugging statements.
8668 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8670 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
8671 ("*fixuns_truncdfdi2_z13")
8672 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
8673 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
8674 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
8676 2016-05-10 Richard Biener <rguenther@suse.de>
8678 PR tree-optimization/70497
8679 PR tree-optimization/28367
8680 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
8682 (visit_reference_op_load): ... here.
8683 (vn_reference_lookup_3): Use it to handle subreg-like accesses
8684 with simplified BIT_FIELD_REFs.
8685 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
8686 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
8689 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8691 * dwarf2out.c (add_abstract_origin_attribute): Adjust
8692 documentation comment. For BLOCK nodes, add a
8693 DW_AT_abstract_origin attribute that points to the DIE generated
8694 for the origin BLOCK.
8695 (gen_lexical_block_die): Call add_abstract_origin_attribute for
8696 blocks from inlined functions.
8698 2016-05-10 Alan Modra <amodra@gmail.com>
8701 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
8702 regrename modifying insns saving lr before __morestack call.
8703 * config/rs6000/rs6000.md (split_stack_return): Similarly for
8704 insns restoring lr after __morestack call.
8706 2016-05-09 Jakub Jelinek <jakub@redhat.com>
8708 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
8709 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
8711 * config/i386/sse.md (vec_interleave_high<mode>,
8712 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
8713 <avx512>_vpermt2var<mode>3_maskz): Likewise.
8715 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8717 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
8718 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
8719 parallel reassociation for power8 and forward.
8721 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
8723 * config/i386/i386.md (absneg splitters with general regs): Use
8724 general_reg_operand predicate.
8725 (btsq peephole2): Use x86_64_immediate_operand to check if new
8726 value is suitable for immediate operand. Generate emitted insn
8727 using RTL expressions.
8728 (btcq peephole2): Ditto.
8729 (btrq peephole2): Ditto. Generate correct immediate operand
8732 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8734 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
8737 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8739 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8740 pointer dereference.
8742 2016-05-09 Richard Biener <rguenther@suse.de>
8744 PR tree-optimization/70985
8745 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8746 op0 isn't a gimple register.
8748 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8750 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8751 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8752 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8753 (i6400_fpu_mult): New cpu units.
8754 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8755 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8756 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8757 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8758 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8759 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8760 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8761 (i6400_msa_long_float4, i6400_msa_long_float5)
8762 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8763 (i6400_msa_fdiv_sf): New reservations.
8764 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8765 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8766 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8767 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8768 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8769 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8770 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8771 (msa_short_store4, msa_long_load, msa_short_store)
8772 (msa_long_logic, msa_long_float2, msa_long_float4)
8773 (msa_long_float5, msa_long_float8, msa_long_mult)
8774 (msa_long_fdiv, msa_long_div): New reservations.
8776 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8777 Sameera Deshpande <sameera.deshpande@imgtec.com>
8778 Matthew Fortune <matthew.fortune@imgtec.com>
8779 Graham Stott <graham.stott@imgtec.com>
8780 Chao-ying Fu <chao-ying.fu@imgtec.com>
8782 * config.gcc: Add MSA header file for mips*-*-* target.
8783 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8784 (Ubv8i, Urv8): New constraints.
8785 * config/mips/mips-ftypes.def: Add function types for MSA
8787 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8788 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8789 * config/mips/mips-msa.md: New file.
8790 * config/mips/mips-protos.h
8791 (mips_split_128bit_const_insns): New prototype.
8792 (mips_msa_idiv_insns): Likewise.
8793 (mips_split_128bit_move): Likewise.
8794 (mips_split_128bit_move_p): Likewise.
8795 (mips_split_msa_copy_d): Likewise.
8796 (mips_split_msa_insert_d): Likewise.
8797 (mips_split_msa_fill_d): Likewise.
8798 (mips_expand_msa_branch): Likewise.
8799 (mips_const_vector_same_val_p): Likewise.
8800 (mips_const_vector_same_bytes_p): Likewise.
8801 (mips_const_vector_same_int_p): Likewise.
8802 (mips_const_vector_shuffle_set_p): Likewise.
8803 (mips_const_vector_bitimm_set_p): Likewise.
8804 (mips_const_vector_bitimm_clr_p): Likewise.
8805 (mips_msa_vec_parallel_const_half): Likewise.
8806 (mips_msa_output_division): Likewise.
8807 (mips_ldst_scaled_shift): Likewise.
8808 (mips_expand_vec_cond_expr): Likewise.
8809 * config/mips/mips.c (enum mips_builtin_type): Add
8810 MIPS_BUILTIN_MSA_TEST_BRANCH.
8811 (mips_gen_const_int_vector_shuffle): New prototype.
8812 (mips_const_vector_bitimm_set_p): New function.
8813 (mips_const_vector_bitimm_clr_p): Likewise.
8814 (mips_const_vector_same_val_p): Likewise.
8815 (mips_const_vector_same_bytes_p): Likewise.
8816 (mips_const_vector_same_int_p): Likewise.
8817 (mips_const_vector_shuffle_set_p): Likewise.
8818 (mips_symbol_insns): Forbid loading symbols via immediate for
8820 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8822 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8824 (mips_lx_address_p): Add support load indexed address for MSA.
8825 (mips_address_insns): Add calculation of instructions needed for
8826 stores and loads for MSA.
8827 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8828 CONST_VECTOR for MSA and let it fall through.
8829 (mips_ldst_scaled_shift): New function.
8830 (mips_subword_at_byte): Likewise.
8831 (mips_msa_idiv_insns): Likewise.
8832 (mips_legitimize_move): Validate MSA moves.
8833 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8834 calculation of costs for MSA division.
8835 (mips_split_move_p): Check if MSA moves need splitting.
8836 (mips_split_move): Split MSA moves if necessary.
8837 (mips_split_128bit_move_p): New function.
8838 (mips_split_128bit_move): Likewise.
8839 (mips_split_msa_copy_d): Likewise.
8840 (mips_split_msa_insert_d): Likewise.
8841 (mips_split_msa_fill_d): Likewise.
8842 (mips_output_move): Handle MSA moves.
8843 (mips_expand_msa_branch): New function.
8844 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
8845 Reinstate 'y' modifier.
8846 (mips_file_start): Add MSA .gnu_attribute.
8847 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
8849 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
8850 (mips_class_max_nregs): Add register size for MSA supported mode.
8851 (mips_cannot_change_mode_class): Allow conversion between MSA
8852 vector modes and TImode.
8853 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
8855 (mips_secondary_reload_class): Force MSA loads/stores via memory.
8856 (mips_preferred_simd_mode): Add preffered modes for MSA.
8857 (mips_vector_mode_supported_p): Add MSA supported modes.
8858 (mips_autovectorize_vector_sizes): New function.
8859 (mips_msa_output_division): Likewise.
8860 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
8861 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
8862 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
8863 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
8864 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
8865 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
8866 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
8867 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
8868 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
8869 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
8870 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
8871 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
8872 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
8873 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
8874 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
8875 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
8876 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
8877 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
8878 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
8879 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
8880 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
8881 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
8882 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
8883 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
8884 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
8885 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
8886 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
8887 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
8888 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
8889 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
8890 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
8891 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
8892 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
8893 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
8894 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
8895 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
8896 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
8897 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
8898 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
8899 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
8900 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
8901 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
8902 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
8903 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
8904 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8905 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8906 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8907 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8908 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8909 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8910 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8911 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8912 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
8913 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
8914 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
8915 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
8916 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
8917 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
8918 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
8919 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
8920 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
8921 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
8922 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
8923 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
8924 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
8925 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
8926 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
8927 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
8928 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
8929 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
8930 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
8931 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
8932 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
8933 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
8934 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
8935 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
8936 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
8937 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
8938 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
8939 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
8940 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
8941 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
8942 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
8943 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
8944 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
8945 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
8946 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
8947 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
8948 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
8949 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
8950 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
8951 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
8952 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
8953 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
8954 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
8955 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
8956 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
8957 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
8958 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
8959 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
8960 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
8961 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
8962 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
8963 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
8964 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
8965 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
8966 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
8967 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
8968 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
8969 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
8970 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
8971 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
8972 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
8973 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
8974 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
8975 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
8976 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
8977 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
8978 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
8979 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
8980 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
8981 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
8982 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
8983 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
8984 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
8985 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
8986 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
8987 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
8988 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
8989 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
8990 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
8991 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
8992 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
8993 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
8994 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
8995 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
8996 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
8997 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
8998 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
8999 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
9000 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
9001 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
9002 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
9003 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
9004 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
9005 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
9006 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
9007 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
9008 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
9009 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
9010 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
9012 (mips_get_builtin_decl_index): New array.
9013 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
9014 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
9015 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
9016 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
9017 (mips_init_builtins): Initialize mips_get_builtin_decl_index
9019 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9021 (mips_expand_builtin_insn): Prepare operands for
9022 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
9023 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
9024 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
9025 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
9026 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
9027 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
9028 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
9029 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
9030 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
9031 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
9032 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
9033 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
9034 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
9035 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
9036 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
9037 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
9038 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
9039 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
9040 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
9041 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
9042 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
9043 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
9044 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
9045 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
9046 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
9047 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
9048 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
9049 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
9050 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
9051 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
9052 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
9053 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
9054 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
9055 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
9056 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
9057 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
9058 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
9059 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
9060 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
9061 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
9062 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
9063 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
9064 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
9065 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
9066 These are set implicitly and an error is reported if overridden.
9067 (mips_expand_builtin_msa_test_branch): New function.
9068 (mips_expand_msa_shuffle): Likewise.
9069 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
9070 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
9071 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
9072 (mips_expand_vec_unpack): Add support for MSA.
9073 (mips_expand_vector_init): Likewise.
9074 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
9075 instead of const0_rtx.
9076 (mips_msa_vec_parallel_const_half): New function.
9077 (mips_gen_const_int_vector): Likewise.
9078 (mips_gen_const_int_vector_shuffle): Likewise.
9079 (mips_expand_msa_cmp): Likewise.
9080 (mips_expand_vec_cond_expr): Likewise.
9081 * config/mips/mips.h
9082 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
9083 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
9085 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
9086 (ISA_HAS_MSA): New macro.
9087 (UNITS_PER_MSA_REG): Likewise.
9088 (BITS_PER_MSA_REG): Likewise.
9089 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
9090 (MSA_REG_FIRST): New macro.
9091 (MSA_REG_LAST): Likewise.
9092 (MSA_REG_NUM): Likewise.
9093 (MSA_REG_P): Likewise.
9094 (MSA_REG_RTX_P): Likewise.
9095 (MSA_SUPPORTED_MODE_P): Likewise.
9096 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
9097 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
9098 * config/mips/mips.md: Include mips-msa.md.
9099 (alu_type): Add simd_add.
9100 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
9101 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
9102 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
9103 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
9104 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
9105 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
9106 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
9107 simd_move, simd_load, simd_store. Choose "multi" for moves
9109 (qword_mode): New attribute.
9110 (insn_count): Add instruction count for quad moves.
9111 Increase the count for MIPS SIMD division.
9112 (UNITMODE): Add UNITMODEs for vector types.
9113 (addsub): New code iterator.
9114 * config/mips/mips.opt (mmsa): New option.
9115 * config/mips/msa.h: New file.
9116 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
9118 * config/mips/mti-linux.h: Likewise.
9119 * config/mips/predicates.md
9120 (const_msa_branch_operand): New constraint.
9121 (const_uimm3_operand): Likewise.
9122 (const_uimm4_operand): Likewise.
9123 (const_uimm5_operand): Likewise.
9124 (const_uimm8_operand): Likewise.
9125 (const_imm5_operand): Likewise.
9126 (aq10b_operand): Likewise.
9127 (aq10h_operand): Likewise.
9128 (aq10w_operand): Likewise.
9129 (aq10d_operand): Likewise.
9130 (const_m1_operand): Likewise.
9131 (reg_or_m1_operand): Likewise.
9132 (const_exp_2_operand): Likewise.
9133 (const_exp_4_operand): Likewise.
9134 (const_exp_8_operand): Likewise.
9135 (const_exp_16_operand): Likewise.
9136 (const_vector_same_val_operand): Likewise.
9137 (const_vector_same_simm5_operand): Likewise.
9138 (const_vector_same_uimm5_operand): Likewise.
9139 (const_vector_same_uimm6_operand): Likewise.
9140 (const_vector_same_uimm8_operand): Likewise.
9141 (par_const_vector_shf_set_operand): Likewise.
9142 (reg_or_vector_same_val_operand): Likewise.
9143 (reg_or_vector_same_simm5_operand): Likewise.
9144 (reg_or_vector_same_uimm6_operand): Likewise.
9145 * doc/extend.texi (MIPS SIMD Architecture Functions): New
9147 * doc/invoke.texi (-mmsa): Document new option.
9149 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9151 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
9152 * configure: Regenerate.
9153 * config.in: Regenerate.
9154 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
9156 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
9157 (ENDFILE_VTV_SPEC): Define.
9159 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
9161 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
9162 registers in all interrupt handlers if necessary.
9163 (rl78_option_override): Add warning.
9164 (MUST_SAVE_MDUC_REGISTERS): New macro.
9165 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
9166 * config/rl78/rl78.c (check_mduc_usage): New function.
9167 (mduc_regs): New structure to hold MDUC register data.
9168 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
9169 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
9170 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
9171 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
9172 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
9173 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
9175 2016-05-09 Bin Cheng <bin.cheng@arm.com>
9177 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
9178 (tree-ssa-loop-niter.h): Ditto.
9179 (idx_within_array_bound, ref_within_array_bound): New functions.
9180 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
9181 Factor out check on writable base object to ...
9182 (base_object_writable): ... here.
9184 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9186 * config/arm/arm.md (probe_stack): Add modes to set source
9189 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
9191 * regrename.c (base_reg_class_for_rename): New static function.
9192 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
9194 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
9196 * cgraph.c (thunk_adjust): Export.
9197 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
9198 * cgraphunit.c (thunk_adjust): Export.
9199 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
9201 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
9203 * tree-inline.c (expand_call_inline): Expand thunks inline.
9205 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
9209 (*sse2_vd_cvtss2sd): Ditto.
9210 * config/i386/i386.md
9211 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
9212 Generate *sse2_vd_cvtsd2ss pattern.
9213 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
9214 Generate *sse2_vd_cvtss2sd pattern.
9216 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9218 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
9219 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
9222 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9224 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
9225 * config/sh/sh.c: Define and declare variables on first use throughout
9227 (current_function_interrupt): Change to bool type.
9228 (frame_insn): Rename to emit_frame_insn and update users.
9229 (push_regs): Use bool for 'interrupt_handler' argument.
9230 (save_schedule_s): Remove.
9231 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
9232 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
9233 targetm.asm_out.unaligned_op.di.
9234 (gen_far_branch): Remove redundant forward declaration.
9235 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
9236 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
9237 (sh_set_return_address, sh_function_ok_for_sibcall,
9238 scavenge_reg): Update comments.
9239 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
9240 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
9241 (sh_attr_renesas_p): Remove unnecessary parentheses.
9242 (branch_dest): Simplify.
9243 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
9244 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
9245 (CUMULATIVE_ARGS): Change macro to typedef.
9246 (current_function_interrupt): Change to bool type.
9247 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
9248 Surround with __cplusplus ifdef.
9249 (sh_compare_op0, sh_compare_op1): Remove.
9250 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
9252 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
9254 * config/arm/arm.md: (arch): Add neon.
9255 (arch_enabled): Return yes for arch neon when TARGET_NEON.
9256 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
9257 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
9258 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
9259 attributes for alt renumbering. Mark alt 3 as non-predicable.
9260 (thumb2_movdf_vfp): Likewise.
9262 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
9264 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
9265 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
9266 (*andqi_1): Add preferred_for_speed attribute to disparage
9267 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
9268 (*<code>qi_1): Ditto.
9269 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
9270 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
9271 (*ashlqi3_1): Ditto.
9272 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
9273 Add preferred_for_size attribute to disparage alternative 0 and
9274 preferred_for_speed attribute to disparage alternative 1 for
9275 TARGET_PARTIAL_REG_STALL targets.
9277 2016-05-07 Tom de Vries <tom@codesourcery.com>
9279 PR tree-optimization/70956
9280 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
9283 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9285 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
9286 * config/sh/sh.c (sh_cbranch_distance): Implement it.
9287 * config/sh/sh.md (branch_zero): Remove define_attr.
9288 (define_delay): Disable delay slot if branch distance is one insn.
9290 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/i386.md (LEAMODE): New mode attribute.
9293 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
9294 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
9295 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
9296 operand 2 predicate.
9297 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
9298 (*lea<mode>_general_3): Ditto.
9299 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
9301 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9303 * genmddump.c (main): Convert argv from char ** to const char **.
9305 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9307 * coretypes.h (OVERRIDE): New macro.
9310 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
9312 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
9313 allow coalescing if the types are compatible.
9315 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9317 * pass_manager.h (pass_manager::register_pass_name): New method.
9318 (pass_manager::get_pass_by_name): New method.
9319 (pass_manager::create_pass_tab): New method.
9320 (pass_manager::m_name_to_pass_map): New field.
9321 * passes.c (name_to_pass_map): Delete global in favor of field
9322 "m_name_to_pass_map" of pass_manager.
9323 (register_pass_name): Rename from a function to...
9324 (pass_manager::register_pass_name): ...this method, updating
9325 for renaming of global "name_to_pass_map" to field
9326 "m_name_to_pass_map".
9327 (create_pass_tab): Rename from a function to...
9328 (pass_manager::create_pass_tab): ...this method, updating
9329 for renaming of global "name_to_pass_map" to field.
9330 (get_pass_by_name): Rename from a function to...
9331 (pass_manager::get_pass_by_name): ...this method.
9332 (enable_disable_pass): Convert use of get_pass_by_name to
9333 a method call, locating the pass_manager singleton.
9335 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9337 * genattr-common.c (main): Convert argv from char ** to const char **.
9338 * genattr.c (main): Likewise.
9339 * genattrtab.c (main): Likewise.
9340 * genautomata.c (initiate_automaton_gen): Likewise.
9342 * gencodes.c (main): Likewise.
9343 * genconditions.c (main): Likewise.
9344 * genconfig.c (main): Likewise.
9345 * genconstants.c (main): Likewise.
9346 * genemit.c (main): Likewise.
9347 * genenums.c (main): Likewise.
9348 * genextract.c (main): Likewise.
9349 * genflags.c (main): Likewise.
9350 * genmddeps.c (main): Likewise.
9351 * genopinit.c (main): Likewise.
9352 * genoutput.c (main): Likewise.
9353 * genpeep.c (main): Likewise.
9354 * genpreds.c (main): Likewise.
9355 * genrecog.c (main): Likewise.
9356 * gensupport.c (init_rtx_reader_args_cb): Likewise.
9357 (init_rtx_reader_args): Likewise.
9358 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9359 (init_rtx_reader_args): Likewise.
9360 * gentarget-def.c (main): Likewise.
9361 * read-md.c (read_md_files): Likewise.
9362 * read-md.h (read_md_files): Likewise.
9364 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9366 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
9367 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
9368 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
9369 Remove unused predicate.
9370 (register_and_not_fp_reg_operand): Ditto.
9372 2016-05-06 Martin Liska <mliska@suse.cz>
9374 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
9375 instead of vec as the vector is local to the function.
9377 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9379 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
9380 avx512bw alternative.
9382 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
9383 before the ashr<mode>3 pattern.
9385 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
9386 v instead of x in vex or maybe_vex alternatives, use
9387 maybe_evex instead of vex in prefix.
9389 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
9390 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
9391 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
9392 in vex or maybe_vex alternatives, use maybe_evex instead of vex
9395 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
9396 v instead of x in vex or maybe_vex alternatives, use
9397 maybe_evex instead of vex in prefix.
9399 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
9400 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
9401 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
9402 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
9403 alternatives, use maybe_evex instead of vex in prefix.
9405 * config/i386/sse.md (vec_interleave_lowv4sf,
9406 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
9407 v instead of x in vex or maybe_vex alternatives, use
9408 maybe_evex instead of vex in prefix.
9410 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
9411 v instead of x in vex or maybe_vex alternatives, use
9412 maybe_evex instead of vex in prefix.
9414 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
9415 v constraint instead of x.
9417 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
9419 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
9420 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
9423 2016-05-06 Richard Biener <rguenther@suse.de>
9425 PR tree-optimization/70948
9426 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
9427 Properly clobber all fields of va_list for __builtin_va_start.
9429 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9432 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
9433 loop latch destination.
9435 2016-05-06 Martin Liska <mliska@suse.cz>
9437 * tree-ssa-uninit.c: Apply manual changes
9438 to the GNU coding style.
9439 (prune_uninit_phi_opnds): Rename from
9440 prune_uninit_phi_opnds_in_unrealizable_paths.
9442 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9444 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
9445 mspace): Remove deprecated options.
9446 * doc/invoke.texi (SH options): Remove -mspace.
9448 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9450 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
9452 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9454 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
9455 corresponding combine split pattern.
9457 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9460 * config/sh/predicates.md (long_displacement_mem_operand): New.
9461 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
9462 Add movi20, movi20s alternatives. Adjust length attribute for
9464 (movsi_ie): Allow for any FPU. Adjust length attribute for
9466 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
9467 attribute for alternatives.
9468 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
9469 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
9470 length attribute for alternatives.
9472 2016-05-06 Richard Biener <rguenther@suse.de>
9474 PR tree-optimization/70960
9475 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
9477 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9480 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
9481 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
9483 2016-05-06 Marek Polacek <polacek@redhat.com>
9486 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
9488 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9491 * config/sh/sh.md (*rotcr): Add another variant.
9493 2016-05-06 Richard Biener <rguenther@suse.de>
9496 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
9498 2016-05-06 Richard Biener <rguenther@suse.de>
9501 * fold-const.c (split_tree): Always convert to the original type
9504 2016-05-06 Richard Biener <rguenther@suse.de>
9506 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
9507 (fwprop_addr): Likewise.
9509 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9512 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
9514 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
9515 * config/i386/i386.md (push mem splitter): Use find_constant_src in
9516 the splitter condition.
9517 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
9518 the splitter condition.
9519 (FP float_extend load splitter): Ditto.
9521 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/i386.md (peehole2 patterns): Change true_regnum
9524 to REGNO in all peephole2 patterns.
9525 (post-reload splitters): Change true_regnum to REGNO in
9526 post-reload splitters.
9527 (zero_extend splitters): Use general_reg_operand and
9528 nonimmediate_gr_operand predicates.
9530 2016-05-05 Jakub Jelinek <jakub@redhat.com>
9532 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
9533 v constraint instead of x.
9535 2016-05-05 Alan Modra <amodra@gmail.com>
9538 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
9539 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
9540 TARGET_NO_FP_IN_TOC for -mrelocatable.
9541 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
9542 TARGET_RELOCATABLE test.
9543 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9544 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9545 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9546 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9547 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9548 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9549 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9550 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9551 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
9552 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9554 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
9555 (rs6000_stack_info): Likewise.
9556 (rs6000_elf_asm_out_constructor): Likewise.
9557 (rs6000_elf_asm_out_destructor): Likewise.
9558 (rs6000_elf_declare_function_name): Likewise.
9559 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
9560 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
9563 2016-05-05 Alan Modra <amodra@gmail.com>
9565 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
9567 2016-05-05 Alan Modra <amodra@gmail.com>
9569 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9570 out-of-line gpr restore for one or two regs if that would add
9573 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
9576 * config/i386/i386.md
9577 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
9578 Change to post-epilogue_completed late splitter. Use sse_reg_operand
9579 as operand 0 predicate.
9580 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
9582 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
9583 Ditto. Emit the pattern using RTX.
9585 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
9586 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
9587 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
9588 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
9590 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
9591 sse_reg_operand as operand 0 predicate.
9593 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
9594 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
9595 instead of gen_rtx_REG.
9596 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
9599 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9601 * function.c (emit_use_return_register_into_block): Delete.
9602 (gen_return_pattern): Delete.
9603 (emit_return_into_block): Delete.
9604 (active_insn_between): Delete.
9605 (convert_jumps_to_returns): Delete.
9606 (emit_return_for_exit): Delete.
9607 (thread_prologue_and_epilogue_insns): Delete all code dealing with
9608 simple_return for shrink-wrapped blocks.
9609 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
9610 end of blocks that need one.
9611 (get_unconverted_simple_return): Delete.
9612 (convert_to_simple_return): Delete.
9613 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
9614 (convert_to_simple_return): Ditto.
9616 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9618 * cfgcleanup.c (bb_is_just_return): New function.
9619 (try_optimize_cfg): Simplify jumps to return, branches to return,
9620 and branches around return.
9622 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9624 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
9627 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9631 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
9632 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
9633 assert flags & OEP_HASH_CHECK, instead of asserting it
9634 never happens. Handle TARGET_EXPR.
9635 * fold-const.c (operand_equal_p): For hash verification,
9636 or in OEP_HASH_CHECK into flags.
9638 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
9640 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
9642 (compute_samebase_partition_bases): Fix typo.
9644 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9646 * config/i386/sse.md (vec_interleave_highv8sf,
9647 vec_interleave_lowv8sf, vec_interleave_highv4df,
9648 vec_interleave_lowv4df): Remove constraints from expanders.
9650 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
9652 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9654 * tree-inline.c (expand_call_inline): Fix path dealing with
9655 making lhs of call statement undefined.
9657 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9659 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
9660 Check availability on NODE, too.
9661 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
9662 (cgraph_node::call_for_symbol_and_aliases): Likewise.
9663 (varpool_node::call_for_symbol_and_aliase): Likewise.
9664 * ipa-pure-const.c (add_new_function): Analyze all bodies.
9665 (propagate_pure_const): Propagate across interposable functions, too.
9666 (skip_function_for_local_pure_const): Do not skip interposable bodies
9668 (pass_local_pure_const::execute): Update.
9670 2016-05-04 Marek Polacek <polacek@redhat.com>
9672 * doc/invoke.texi: Document -Wdangling-else.
9674 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9676 * config.gcc: Error out when conflicting multilib is detected. Do not
9677 loop over multilibs since no combination is legal.
9679 2016-05-04 Alan Modra <amodra@gmail.com>
9681 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
9682 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
9683 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9686 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
9688 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
9689 Clean up p5600 comments.
9691 2016-05-04 Richard Biener <rguenther@suse.de>
9693 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
9694 constructor simplifications.
9695 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
9697 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
9699 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
9700 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
9701 result.set_rtx is null instead of aborting.
9702 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
9704 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
9705 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
9706 *mov<mode>_store_postinc): New patterns.
9708 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
9710 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
9711 as commutative. Check both conversions are NOP.
9712 ((A & B) OP (C & B)): Remove.
9714 2016-05-04 Alan Modra <amodra@gmail.com>
9716 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
9718 2016-05-04 Alan Modra <amodra@gmail.com>
9721 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
9722 when cr2,3,4 are all fixed regs.
9724 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
9726 PR rtl-optimization/57193
9727 * opts.c (default_options_table): Revert OPT_frename_registers change.
9728 * doc/invoke.texi (-frename-registers, -O2): Likewise.
9730 2016-05-03 Martin Sebor <msebor@redhat.com>
9733 * builtins.c (fold_builtin_FILE): New function.
9734 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
9735 (fold_builtin_0): Call them.
9736 * gimplify.c (gimplify_call_expr): Remove the handling of
9737 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9740 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9741 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9745 * doc/extend.texi (Function Names as Strings): Update __func__,
9746 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9749 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9750 Richard Biener <rguenther@suse.de>
9752 PR tree-optimization/70916
9753 * tree-if-conv.c: Include cfganal.h.
9754 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9755 and remove_fake_exit_edges around the optimization pass.
9757 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9759 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9760 (cgraph_edge::make_direct): Likewise.
9761 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9762 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9763 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9764 (CIF_THUNK): New code.
9765 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9766 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9767 (compute_inline_parameters): Set inline_failed for thunks.
9768 (inline_analyze_function): Cleanup.
9769 * ipa-inline.c (can_inline_edge_p): Do not deal with
9770 call_stmt_cannot_inline_p.
9771 (can_early_inline_edge_p): Likewise.
9772 (early_inliner): Initialize inline_failed.
9773 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9775 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9777 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9778 from nonimm_ssenomem_operand.
9779 (nonimm_ssenomem_operand): New predicate.
9780 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9781 as operand 0 predicate.
9782 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9783 Disable unsupported alternatives using "enabled" attribute.
9784 Use register_ssemem_operand as operand 0 predicate.
9785 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9787 2016-05-03 Marek Polacek <polacek@redhat.com>
9790 * input.c (expansion_point_location): New function.
9791 * input.h (expansion_point_location): Declare.
9793 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9795 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9796 occurence with frame_offset_ ones.
9798 2016-05-03 Alan Modra <amodra@gmail.com>
9800 PR rtl-optimization/70890
9801 * ira.c (combine_and_move_insns): When moving def_insn, remove
9804 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9806 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9807 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9808 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9809 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9811 2016-05-03 Alan Modra <amodra@gmail.com>
9813 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9814 for SAVE_MULTIPLE/STORE_MULTIPLE.
9816 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9818 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9819 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9821 2016-05-03 Richard Biener <rguenther@suse.de>
9823 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9825 (gimplify_arg): Likewise.
9826 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9827 re-writing the result to a decl if required.
9828 (internal_get_tmp_var): Add allow_ssa parameter
9829 and override into_ssa with it.
9830 (get_formal_tmp_var): Adjust.
9831 (get_initialized_tmp_var): Add allow_ssa parameter.
9832 (gimplify_arg): Add allow_ssa parameter and avoid generating
9833 SSA names for the result false.
9834 (gimplify_call_expr): If the call may return twice do not
9835 gimplify parameters into SSA.
9836 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
9837 (gimplify_modify_expr): Adjust assert. For noreturn calls
9838 with a SSA name LHS adjust its def.
9839 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
9840 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
9841 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
9842 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
9843 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
9844 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
9845 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
9846 (optimize_target_teams): Do not allow SSA names for clause operands.
9847 (gimplify_expr): Likewise for where we mark the result addressable.
9848 * passes.def (pass_init_datastructures): Remove.
9849 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
9850 (rewrite_stmt): Likewise.
9851 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
9852 (replace_locals_op): Replace SSA names.
9853 (copy_gimple_seq_and_replace_locals): Init src_cfun.
9854 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
9855 * cgraph.c (release_function_body): Free CFG annotations only
9856 when we have a CFG. Simplify.
9857 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9858 force_gimple_operand instead of get_initialized_tmp_var.
9859 * tree-pass.h (make_pass_init_datastructures): Remove.
9860 * tree-ssa.c (execute_init_datastructures): Remove.
9861 (pass_data_init_datastructures): Likewise.
9862 (class pass_init_datastructures): Likewise.
9863 (make_pass_init_datastructures): Likewise.
9864 * omp-low.c (create_omp_child_function): Init SSA data structures.
9865 (grid_expand_target_grid_body): Likewise.
9866 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
9867 name before adding it to names_to_release.
9868 (remove_bb): Always release SSA defs.
9869 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
9870 before dereferencing it.
9871 * cgraphunit.c (init_lowered_empty_function): Always
9872 int SSA data structures.
9873 * tree-ssanames.c (release_defs): Remove assert that we are in
9875 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
9877 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9878 Uros Bizjak <ubizjak@gmail.com>
9880 PR rtl-optimization/70467
9881 * config/i386/predicates.md (x86_64_hilo_int_operand,
9882 x86_64_hilo_general_operand): New predicates.
9883 * config/i386/constraints.md (Wd): New constraint.
9884 * config/i386/i386.md (mode attr di): Use Wd instead of e.
9885 (general_hilo_operand): New mode attr.
9886 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
9887 instead of <general_operand>.
9888 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
9889 x86_64_hilo_general_operand instead of <general_operand>.
9891 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9893 PR tree-optimization/70916
9894 * tree-if-conv.c (constant_or_ssa_name): Removed.
9895 (fold_build_cond_expr): Use is_gimple_val instead of
9896 constant_or_ssa_name.
9898 PR tree-optimization/70916
9899 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
9900 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
9903 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
9904 (optimize_atomic_bit_test_and): New function.
9905 (pass_fold_builtins::execute): Use it.
9906 * optabs.def (atomic_bit_test_and_set_optab,
9907 atomic_bit_test_and_complement_optab,
9908 atomic_bit_test_and_reset_optab): New optabs.
9909 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
9910 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
9911 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
9912 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
9913 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
9914 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
9915 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
9916 * doc/md.texi (atomic_bit_test_and_set@var{mode},
9917 atomic_bit_test_and_complement@var{mode},
9918 atomic_bit_test_and_reset@var{mode}): Document.
9919 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
9920 atomic_bit_test_and_complement<mode>,
9921 atomic_bit_test_and_reset<mode>): New expanders.
9922 (atomic_bit_test_and_set<mode>_1,
9923 atomic_bit_test_and_complement<mode>_1,
9924 atomic_bit_test_and_reset<mode>_1): New insns.
9926 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
9928 PR rtl-optimization/70687
9929 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
9930 instead of unsigned HOST_WIDE_INT.
9932 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
9934 PR rtl-optimization/44281
9935 * hard-reg-set.h (struct target_hard_regs): New field
9936 x_fixed_nonglobal_reg_set.
9937 (fixed_nonglobal_reg_set): New macro.
9938 * reginfo.c (init_reg_sets_1): Initialize it.
9939 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
9941 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
9943 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9945 PR tree-optimization/56541
9946 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
9947 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
9948 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
9949 (any_complicated_phi): new static variable.
9950 (aggressive_if_conv): delete.
9951 (if_convertible_phi_p): support phis with more than two arguments.
9952 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
9953 critical pred edges.
9954 (ifcvt_split_critical_edges): support phis with more than two
9955 arguments by checking new parameter. only split critical edges
9957 (tree_if_conversion): handle simd pragma marked loop using new
9958 local variable aggressive_if_conv. check any_complicated_phi.
9960 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9962 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
9965 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9967 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
9970 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
9972 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
9973 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
9974 define_insn_and_split.
9975 (mulsi3_i): New define_insn_and_split.
9976 (mulsi3_call): Convert to define_insn.
9977 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
9980 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9982 * machmode.h (mode_complex): Add support to give the complex mode
9984 (GET_MODE_COMPLEX_MODE): Likewise.
9985 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
9986 stored by build_complex_type and gfc_build_complex_type instead of
9987 trying to figure out the appropriate mode based on the size. Raise
9988 an assertion error, if the type was not set.
9989 * genmodes.c (struct mode_data): Add field for the complex type of
9991 (blank_mode): Likewise.
9992 (make_complex_modes): Remember the complex mode created in the
9994 (emit_mode_complex): Write out the mode_complex array to map a
9995 type mode to the complex version.
9996 (emit_insn_modes_c): Likewise.
9997 * tree.c (build_complex_type): Set the complex type to use before
9998 calling layout_type.
9999 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
10000 support for __float128 complex datatypes.
10001 (rs6000_hard_regno_mode_ok): Likewise.
10002 (rs6000_setup_reg_addr_masks): Likewise.
10003 (rs6000_complex_function_value): Likewise.
10004 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
10005 __float128 and __ibm128 complex.
10006 (FLOAT128_IBM_P): Likewise.
10007 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10008 * doc/extend.texi (Additional Floating Types): Document that
10009 -mfloat128 must be used to enable __float128. Document complex
10010 __float128 and __ibm128 support.
10012 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10015 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
10016 char/short arguments promoted to int because of promote_prototypes.
10018 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10020 * config/i386/predicates.md (register_ssemem_operand): New predicate.
10021 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
10022 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
10023 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
10024 alternatives using "enabled" attribute. Use register_ssemem_operand
10025 as operand 1 predicate.
10026 (*cmpi<unord>xf_i387): Split XFmode pattern from
10027 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
10028 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
10029 *absneg<mode>2_i387. Disable unsupported alternatives using
10030 "enabled" attribute.
10031 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
10033 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10035 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
10037 (oacc_loop_process): Check mask for loop termination.
10039 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10041 * cif-code.def (CIF_THUNK): Add.
10042 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
10045 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10047 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
10048 (dump_inline_summary): Dump it.
10049 (fp_expression_p): New predicate.
10050 (estimate_function_body_sizes): Use it.
10051 (inline_merge_summary): Merge fp_expressions.
10052 (inline_read_section): Read fp_expressions.
10053 (inline_write_summary): Write fp_expressions.
10054 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
10055 codegen boundary if either caller or callee is !fp_expressions.
10056 * ipa-inline.h (inline_summary): Add fp_expressions.
10057 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
10058 to fp_expressions be sure the fp generation flags are updated.
10060 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10062 PR rtl-optimization/70467
10063 * cse.c (cse_insn): Handle no-op MEM moves after folding.
10065 PR rtl-optimization/70467
10066 * ipa-pure-const.c (check_call): Handle internal calls even in
10067 ipa mode like in local mode.
10069 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
10071 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
10073 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10075 * match.pd (X u< X, X u> X): New transformations.
10077 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10079 * flag-types.h (enum warn_strict_overflow_code): Move ...
10080 * coretypes.h: ... here.
10081 * fold-const.h (fold_overflow_warning): Declare.
10082 * fold-const.c (fold_overflow_warning): Make non-static.
10083 (fold_comparison): Move the transformation of X +- C1 CMP C2
10084 into X CMP C2 -+ C1 ...
10085 * match.pd: ... here.
10086 * gimple-fold.c (fold_stmt_1): Protect with
10087 fold_defer_overflow_warnings.
10089 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10091 * omp-low.c (struct oacc_loop): Add 'inner' field.
10092 (new_oacc_loop_raw): Initialize it to zero.
10093 (oacc_loop_fixed_partitions): Initialize it.
10094 (oacc_loop_auto_partitions): Partition outermost loop to outermost
10095 available partitioning.
10097 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10099 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
10101 (umulsidi3): Likewise.
10102 (indirect_jump): Fix jump instruction assembly patterns.
10104 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
10107 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
10108 (nvptx_function_value): Assert non-NULL cfun.
10110 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
10112 PR rtl-optimization/70886
10113 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
10115 * cselib.h (rtx_equal_for_cselib_1): Declare.
10116 (rtx_equal_for_cselib_p: New inline function.
10117 * cselib.c (rtx_equal_for_cselib_p): Delete.
10118 (rtx_equal_for_cselib_1): Make public.
10120 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10122 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
10123 (register_mixssei387nonimm_operand): Remove predicate.
10124 * config/i386/i386.md (*fop_<mode>_comm): Merge from
10125 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
10126 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
10127 for TARGET_MIX_SSE_I387 alternatives.
10128 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
10129 Disable unsupported alternatives using "enabled" attribute. Use
10130 nonimm_ssenomem_operand as operand 1 predicate. Also check
10131 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
10133 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10135 * tree.c (cst_and_fits_in_hwi): Simplify.
10137 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10139 * tree.h (wi::to_wide): New function.
10140 * expr.c (expand_expr_real_1): Use wi::to_wide.
10141 * fold-const.c (int_const_binop_1): Likewise.
10142 (extract_muldiv_1): Likewise.
10144 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10146 * wide-int.h: Update offset_int and widest_int documentation.
10147 (WI_SIGNED_SHIFT_RESULT): New macro.
10148 (wi::binary_shift): Define signed_shift_result_type for
10149 shifts on offset_int- and widest_int-like types.
10150 (generic_wide_int): Support <<= and >>= if << and >> are supported.
10151 * tree.h (int_bit_position): Use shift operators instead of wi::
10153 * alias.c (adjust_offset_for_component_ref): Likewise.
10154 * expr.c (get_inner_reference): Likewise.
10155 * fold-const.c (fold_comparison): Likewise.
10156 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
10157 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
10158 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10159 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
10160 (stmt_kills_ref_p): Likewise.
10161 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
10162 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10164 (ao_ref_init_from_vn_reference): Likewise.
10166 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10168 * wide-int.h: Update offset_int and widest_int documentation.
10169 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
10170 (wi::binary_traits): Allow ordered comparisons between offset_int and
10171 offset_int, between widest_int and widest_int, and between either
10172 of these types and basic C types.
10173 (operator <, <=, >, >=): Define for the same combinations.
10174 * tree.h (tree_int_cst_lt): Use comparison operators instead
10175 of wi:: comparisons.
10176 (tree_int_cst_le): Likewise.
10177 * gimple-fold.c (fold_array_ctor_reference): Likewise.
10178 (fold_nonarray_ctor_reference): Likewise.
10179 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
10180 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
10181 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
10182 * tree-sra.c (completely_scalarize): Likewise.
10183 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
10184 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
10185 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
10186 (check_for_binary_op_overflow): Likewise.
10187 (search_for_addr_array): Likewise.
10188 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
10190 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10192 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
10193 (arc_save_restore): Likewise.
10194 (arc_dwarf_register_span): Likewise.
10195 (arc_output_pic_addr_const): Initialize suffix variable.
10197 2016-05-02 Martin Liska <mliska@suse.cz>
10199 * symbol-summary.h (function_summary::function_summary):
10200 Remove checking assert for all cgraph nodes.
10201 (function_summary::get): Check summary_uid.
10202 (symtab_insertion): Check summary_uid.
10204 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10206 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
10207 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
10208 bmaskn instruction.
10209 (arc_dwarf_register_span): Remove enum keyword.
10210 (compact_memory_operand_p): New function.
10211 * config/arc/arc.h (reg_class): Add code density register classes.
10212 (REG_CLASS_NAMES): Likewise.
10213 (REG_CLASS_CONTENTS): Likewise.
10214 * config/arc/arc.md (*movqi_insn): Add code density instructions.
10215 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
10216 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
10217 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
10218 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
10220 (h, Rcd, Rsd, Rzd): New register constraints.
10221 (T): Use compact_memory_operand_p function.
10222 * config/arc/predicates.md (compact_load_memory_operand): Remove.
10224 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10226 * config/sh/sh.md (*negnegt, *movtt): Remove.
10228 2016-05-02 Marek Polacek <polacek@redhat.com>
10229 Tom de Vries <tom@codesourcery.com>
10231 PR tree-optimization/70700
10232 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
10233 bigger than FIRST_REF_NODE.
10235 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10238 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
10240 (prepare_cbranch_operands): Don't use scratch register. Assume that
10241 function is used when pseudos can be created.
10242 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
10243 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
10244 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
10245 define_expand. Allow it only when pseudos can be created.
10246 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
10248 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
10250 * config/i386/constraints.md (BC): Only allow -1 operands.
10251 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
10252 Add "enabled" attribute. Update XI mode attribute calculation.
10253 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
10254 (*movoi_internal_avx): Update XI mode attribute calculation.
10255 (*movti_internal): Ditto.
10257 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10259 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
10260 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
10262 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
10264 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
10265 statement on instruction code. Remove trailing spaces.
10266 (altivec_expand_stv_builtin): Likewise.
10268 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10270 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
10271 (TARGET_FPU_DOUBLE): Simplify.
10272 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
10273 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
10274 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
10275 with 'TARGET_FPU_DOUBLE'.
10276 * config/sh/sh.md: Likewise.
10278 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
10280 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
10281 SH_DIV_STR_FOR_SIZE): Remove.
10282 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
10283 SH_DIV_STR_FOR_SIZE): Remove.
10285 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10287 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
10288 logical_reg_operand): Delete.
10289 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
10290 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
10291 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
10292 match_operand and match_test.
10293 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
10294 variables on their first use. Return bool values.
10295 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
10296 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
10297 arith_reg_operand for input operand. Remove empty constraints.
10299 (*xorsi3_compact): Rename to xorsi3.
10300 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
10301 (*zero_extend<mode>si2_disp_mem): Update comment.
10304 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10306 * config/sh/t-sh: Remove SH5 support.
10307 * config.gcc: Likewise.
10308 * configure: Likewise.
10310 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10312 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
10314 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10316 * config/sh/sh.c (register_sh_passes, sh_option_override,
10317 sh_print_operand, prepare_move_operands,
10318 sh_can_follow_jump): Remove TARGET_SH1 checks.
10319 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
10320 PROMOTE_MODE): Likewise.
10321 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
10324 2016-04-30 Alan Modra <amodra@gmail.com>
10326 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
10327 restoring when fixed_reg_p, but allow out-of-line or stmw save.
10328 Check for user regs later to avoid unnecessary looping over regs.
10329 Merge user reg check with non-saved reg check. Don't force
10330 inline VR restore when static chain used.
10331 (rs6000_frame_related): Omit eh_frame info for user regs when
10333 (fixed_regs_p): Delete.
10335 2016-04-30 Alan Modra <amodra@gmail.com>
10337 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
10338 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
10341 2016-04-30 Alan Modra <amodra@gmail.com>
10344 * config/rs6000/rs6000.c (fixed_reg_p): New function.
10345 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
10348 2016-04-30 Alan Modra <amodra@gmail.com>
10350 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10351 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
10352 flag_pic test for Darwin.
10354 2016-04-30 Alan Modra <amodra@gmail.com>
10356 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
10357 throw_calls_crossed.
10358 (REG_FREQ_CALLS_CROSSED): Delete.
10359 (REG_N_THROWING_CALLS_CROSSED): Delete.
10360 * regstat.c (regstat_bb_compute_ri): Don't calculate
10361 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
10362 (dump_reg_info): Don't print call cross frequency.
10363 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
10364 and REG_N_THROWING_CALLS_CROSSED.
10366 2016-04-30 Alan Modra <amodra@gmail.com>
10368 * regs.h (struct reg_info_t): Delete live_length.
10369 (REG_LIVE_LENGTH): Delete macro.
10370 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
10371 local_live, local_processed and local_live_last_luid params.
10372 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
10374 (regstat_compute_ri): Adjust for above. Don't set
10376 (dump_reg_info): Don't print live length.
10377 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
10378 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
10379 Localize loop_depth var.
10381 2016-04-30 Alan Modra <amodra@gmail.com>
10383 * ira.c (enum valid_equiv): New.
10384 (validate_equiv_mem): Return enum.
10385 (update_equiv_mem): Create replacement in more cases.
10386 (add_store_equivs): Update validate_equiv_mem call.
10388 2016-04-30 Alan Modra <amodra@gmail.com>
10390 * ira.c (combine_and_move_insns): Rather than scanning insns,
10391 use DF infrastucture to find use and def insns.
10393 2016-04-30 Alan Modra <amodra@gmail.com>
10395 ira.c (combine_and_move_insns): Move invariant conditions..
10396 (ira.c): ..to here. Call combine_and_move_insns before
10397 add_store_equivs. Call grow_reg_equivs later. Allocate
10398 req_equiv later using max_reg_num() rather than global max_regno.
10399 (contains_replace_regs): Delete.
10400 (add_store_equivs): Remove contains_replace_regs test.
10402 2016-04-30 Alan Modra <amodra@gmail.com>
10404 * ira.c (struct equiv_mem_data): New.
10405 (equiv_mem, equiv_mem_modified): Delete static vars.
10406 (validate_equiv_mem_from_store): Use "data" param to communicate..
10407 (validate_equiv_mem): ..from here.
10409 2016-04-30 Alan Modra <amodra@gmail.com>
10411 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
10413 (update_reg_equivs): ..here. Move allocation and freeing of
10414 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
10415 end_alias_analysis to..
10418 2016-04-30 Alan Modra <amodra@gmail.com>
10420 * ira.c (pdx_subregs): Delete.
10421 (struct equivalence): Add pdx_subregs field.
10422 (set_paradoxical_subreg): Remove pdx_subregs param. Update
10423 pdx_subregs access.
10424 (update_equiv_regs): Don't create or free pdx_subregs. Update
10425 pdx_subregs access.
10427 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10429 * config/rs6000/altivec.h: Change definitions of vec_xl and
10431 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
10432 (LD_ELEMREV_V2DI): New.
10433 (LD_ELEMREV_V4SF): New.
10434 (LD_ELEMREV_V4SI): New.
10435 (LD_ELEMREV_V8HI): New.
10436 (LD_ELEMREV_V16QI): New.
10437 (ST_ELEMREV_V2DF): New.
10438 (ST_ELEMREV_V2DI): New.
10439 (ST_ELEMREV_V4SF): New.
10440 (ST_ELEMREV_V4SI): New.
10441 (ST_ELEMREV_V8HI): New.
10442 (ST_ELEMREV_V16QI): New.
10445 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10446 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
10447 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
10448 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
10449 (altivec_expand_builtin): Add handling for
10450 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
10451 (rs6000_invalid_builtin): Add error-checking for
10452 RS6000_BTM_P9_VECTOR.
10453 (altivec_init_builtins): Define builtins used to implement vec_xl
10455 (rs6000_builtin_mask_names): Define power9-vector.
10456 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
10457 (RS6000_BTM_P9_VECTOR): Define.
10458 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
10459 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
10460 (vsx_ld_elemrev_v2df): Likewise.
10461 (vsx_ld_elemrev_v4sf): Likewise.
10462 (vsx_ld_elemrev_v4si): Likewise.
10463 (vsx_ld_elemrev_v8hi): Likewise.
10464 (vsx_ld_elemrev_v16qi): Likewise.
10465 (vsx_st_elemrev_v2df): Likewise.
10466 (vsx_st_elemrev_v2di): Likewise.
10467 (vsx_st_elemrev_v4sf): Likewise.
10468 (vsx_st_elemrev_v4si): Likewise.
10469 (vsx_st_elemrev_v8hi): Likewise.
10470 (vsx_st_elemrev_v16qi): Likewise.
10471 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
10474 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
10476 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
10478 (simplify_control_stmt_condition_1): ... here. Recurse into
10479 BIT_AND_EXPRs and BIT_IOR_EXPRs.
10481 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
10484 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
10485 (zero_extendqi<mode>2_dot): Revert earlier conversion from
10486 define_insn_and_split to define_insn.
10487 (zero_extendqi<mode>2_dot2): Same.
10488 (extendqi<mode>2_dot): Same.
10489 (extendqi<mode>2_dot2): Same.
10491 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10493 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
10494 (probe_stack): New expander.
10495 (probe_stack_<mode>): New insn pattern.
10497 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10499 * config/i386/i386.md
10500 (operations with memory inputs setting flags peephole2):
10501 Remove uneeded REG_P checks. Cleanup pattern generation.
10503 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
10505 * tree-vect-loop.c (vect_transform_loop): Fix
10506 nb_iterations_upper_bound computation for vectorized loop.
10508 2016-04-29 Marek Polacek <polacek@redhat.com>
10509 Jakub Jelinek <jakub@redhat.com>
10512 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
10513 TARGET_EXPR_SLOT as a base.
10515 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
10517 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
10518 with 'rCm2' constraints to limit possible immediate size.
10519 (*load_zeroextendqisi_update): Likewise.
10520 (*load_signextendqisi_update): Likewise.
10521 (*loadhi_update): Likewise.
10522 (*load_zeroextendhisi_update): Likewise.
10523 (*load_signextendhisi_update): Likewise.
10524 (*loadsi_update): Likewise.
10525 (*loadsf_update): Likewise.
10527 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10529 * config/i386/predicates.md (constm1_operand): Fix comparison.
10531 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10533 * testsuite/gcc.target/arc/ieee_eq.c: New test.
10535 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
10537 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
10538 remaining SH5 related settings.
10539 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
10540 shmedia_prepare_call_address): Delete.
10541 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
10542 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
10543 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
10544 UNSUPPORTED_SH2A): Remove m5 checks.
10545 (sh_divide_strategy_e): Remove SH5 division strategies.
10546 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
10547 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
10549 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10551 * config/s390/s390.c (s390_rtx_costs): Update documentation.
10553 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10555 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
10556 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
10557 Change lder to ldr.
10558 * config/s390/vector.md ("mov<mode>"): Likewise.
10560 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
10562 * config/s390/constraints.md ("U", "W"): Invoke
10563 s390_mem_constraint with "ZR" and "ZT".
10564 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
10565 addresses when using LRA. Accept also short displacements for S
10566 and T constraints. Do not check for long displacement target for
10567 S and T constraints.
10568 (s390_mem_constraint): Remove handling of U and W constraints.
10569 * config/s390/s390.md (various patterns): Remove the short
10570 displacement constraints (Q and R) if a long displacement
10571 constraint is present. Add longdisp as required CPU capability.
10572 * config/s390/vector.md: Likewise.
10573 * config/s390/vx-builtins.md: Likewise.
10575 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10578 * reload1.c (reload): Call finish_spills before
10579 restarting reload loop. Skip select_reload_regs
10580 if update_eliminables_and_spill returns true.
10582 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10584 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
10585 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
10586 (umulhisi3_imm): Update predicates and constraint letters.
10587 (umulhisi3_reg): Declare instruction as commutative.
10588 * config/arc/constraints.md (J12, J16): New constraints.
10589 * config/arc/predicates.md (short_unsigned_const_operand): New
10591 (arc_short_operand): Likewise.
10592 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
10594 2016-04-29 Richard Biener <rguenther@suse.de>
10596 PR tree-optimization/13962
10597 PR tree-optimization/65686
10598 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
10599 * tree-ssa-alias.c (ptrs_compare_unequal): New function
10600 using PTA to compare pointers.
10601 * match.pd: Add pattern for pointer equality compare simplification
10602 using ptrs_compare_unequal.
10604 2016-04-29 Richard Biener <rguenther@suse.de>
10606 * stor-layout.c (layout_type): Do not build a pointer-to-element
10609 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
10612 Use SWI mode iterator. Use general_reg_operand predicate.
10613 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
10614 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
10617 2016-04-29 Jakub Jelinek <jakub@redhat.com>
10619 PR middle-end/70843
10620 * fold-const.c (operand_equal_p): Don't verify hash value equality
10622 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
10625 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10628 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
10629 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
10630 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
10631 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
10632 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
10634 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10636 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
10637 to info. Don't initialize separate fields to 0. Clean up
10640 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/i386.md (peephole2s for operations with memory inputs):
10643 Use SWI mode iterator.
10644 (peephole2s for operations with memory outputs): Ditto.
10645 Do not check for stack checking probe.
10647 (probe_stack): Remove expander.
10649 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10650 Andrew Burgess <andrew.burgess@embecosm.com>
10652 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
10653 operands as 32-bits.
10655 2016-04-28 Jason Merrill <jason@redhat.com>
10657 * gdbinit.in: Skip line-map.h.
10659 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10660 Andrew Burgess <andrew.burgess@embecosm.com>
10662 * config/arc/arc.c (arc_conditional_register_usage): Take
10663 TARGET_RRQ_CLASS into account.
10664 (arc_print_operand): Support printing 'p' and 's' operands.
10665 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
10667 (TARGET_RRQ_CLASS): Define.
10668 (IS_POWEROF2_OR_0_P): Define.
10669 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
10671 (*tst_movb): New define_insn.
10672 (*tst): Avoid recognition if it could prevent '*tst_movb'
10673 combination; replace c/CnL with c/Chs alternative.
10674 (*tst_bitfield_tst): New define_insn.
10675 (*tst_bitfield_asr): New define_insn.
10676 (*tst_bitfield): New define_insn.
10677 (andsi3_i): Add Rrq variant.
10678 (extzv): New define_expand.
10679 (insv): New define_expand.
10680 (*insv_i): New define_insn.
10681 (*movb): New define_insn.
10682 (*movb_signed): New define_insn.
10683 (*movb_high): New define_insn.
10684 (*movb_high_signed): New define_insn.
10685 (*movb_high_signed + 1): New define_split pattern.
10686 (*mrgb): New define_insn.
10687 (*mrgb + 1): New define_peephole2 pattern.
10688 (*mrgb + 2): New define_peephole2 pattern.
10689 * config/arc/arc.opt (mbitops): New option for nps400, uses
10690 TARGET_NPS_BITOPS_DEFAULT.
10691 * config/arc/constraints.md (q): Make register class conditional.
10692 (Rrq): New register constraint.
10693 (Chs): New constraint.
10694 (Clo): New constraint.
10695 (Chi): New constraint.
10696 (Cbf): New constraint.
10697 (Cbn): New constraint.
10698 (C18): New constraint.
10699 (Cbi): New constraint.
10701 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10703 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
10705 (bitmap_intersection_of_preds): Ditto.
10706 (bitmap_union_of_succs): Ditto.
10707 (bitmap_union_of_preds): Ditto.
10708 * sbitmap.c (do_popcount): Delete.
10709 (BITMAP_DEBUGGING): Delete.
10710 (sbitmap_verify_popcount): Delete.
10711 (sbitmap_alloc): Don't initialize the popcount field.
10712 (sbitmap_alloc_with_popcount): Delete.
10713 (sbitmap_resize): Don't resize the popcount array.
10714 (sbitmap_vector_alloc): Don't initialize the popcount field.
10715 (bitmap_copy): Don't copy the popcount array.
10716 (bitmap_clear): Don't clear the popcount array.
10717 (bitmap_clear): Delete the popcount array handling.
10718 (bitmap_ior_and_compl): Delete the popcount assert.
10719 (bitmap_not): Ditto.
10720 (bitmap_and_compl): Ditto.
10721 (bitmap_and): Delete the popcount array handling.
10722 (bitmap_xor): Ditto.
10723 (bitmap_ior): Ditto.
10724 (bitmap_or_and): Delete the popcount assert.
10725 (bitmap_and_or): Ditto.
10726 (popcount_table): Delete.
10727 (sbitmap_elt_popcount): Delete.
10728 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
10729 (bitmap_set_bit): Delete the popcount assert.
10730 (bitmap_clear_bit): Ditto.
10731 (sbitmap_free): Don't free the popcount array.
10732 (sbitmap_alloc_with_popcount): Delete declaration.
10733 (sbitmap_popcount): Ditto.
10735 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10736 Andrew Burgess <andrew.burgess@embecosm.com>
10738 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10739 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10740 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10741 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10742 * config/arc/arc.opt (mcmem): New option.
10743 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10744 supply length for r/m alternative.
10745 (*extendqisi2_ac): Likewise.
10746 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10748 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10749 (movhi_insn): Likewise.
10750 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10751 (*zero_extendqihi2_i): Add r/Ucm alternative.
10752 (*zero_extendqisi2_ac): Likewise.
10753 (*zero_extendhisi2_i): Likewise.
10754 * config/arc/constraints.md (Uex): New memory constraint.
10755 (Ucm): New define_constraint.
10756 * config/arc/predicates.md (long_immediate_loadstore_operand):
10757 Return 0 for MEM with cmem_address address.
10758 (cmem_address_0): New predicates.
10759 (cmem_address_1): Likewise.
10760 (cmem_address_2): Likewise.
10761 (cmem_address): Likewise.
10763 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10765 * config/rs6000/rs6000.c (machine_function): Rename
10766 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10767 (rs6000_stack_info): Adjust.
10769 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10770 Andrew Burgess <andrew.burgess@embecosm.com>
10772 * config/arc/constraints.md (Usd): Convert to define_constraint.
10776 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10779 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10780 Add new peephole2 where the first insn is *mov<mode>_or instead of
10781 *mov<mode>_internal.
10783 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10785 * tracer.c (bb_seen): Make static.
10787 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10789 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10790 support, setup defaults.
10791 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10792 * config/arc/arc.c (arc_init): Add NPS400 support.
10793 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10794 (TARGET_ARC700): NPS400 is also an ARC700.
10795 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10797 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10800 * config/nds32/nds32.md (casesi): Don't access the operands array
10803 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10805 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10806 (or $-1,reg peephole2): Ditto.
10807 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10809 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10811 * doc/extend.texi (Common Function Attributes) [optimize]:
10812 Discourage use of the optimize attribute.
10814 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10816 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10817 special case builtin.
10818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10819 ALTIVEC_BUILTIN_VEC_ADDE.
10820 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10821 support for ALTIVEC_BUILTIN_VEC_ADDE.
10822 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10823 for __builtin_vec_adde.
10825 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10827 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10828 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10830 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10833 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10834 attributes): Document cilkplus_runtime.
10836 2016-04-28 Martin Jambor <mjambor@suse.cz>
10838 * tree-cfg.c (verify_expr): Verify that local declarations belong to
10839 this function. Call verify_expr on MEM_REFs and bases of other
10840 handled_components.
10842 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10844 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
10845 for WORD_REGISTER_OPERATIONS to runtime check.
10847 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10849 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
10851 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10853 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
10854 big-endian compilation.
10855 * config/arc/arc.md (addf3): Likewise.
10856 (subdf3): Likewise.
10857 (muldf3): Likewise.
10859 2016-04-28 Richard Biener <rguenther@suse.de>
10861 PR tree-optimization/70840
10862 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
10863 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
10864 Mark x * pow(x,c) -> pow(x,c+1) commutative.
10865 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
10867 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10869 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
10870 and explain why in a comment.
10872 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10874 * config/arc/arc.md (cpu_facility): Add fpx variant.
10875 (subdf3): Prohibit use reverse sub when assist operations option
10877 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
10878 instructions only when FPX is enabled.
10879 * testsuite/gcc.target/arc/trsub.c: New test.
10881 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10883 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
10884 mult_operator when calculating "type" attribute.
10885 (*fop_<mode>_1_i387): Ditto.
10886 (*fop_xf_1_i387): Ditto.
10887 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
10888 Use std::swap to swap operands. Use RTL expressions to generate
10891 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10892 Joern Rennecke <joern.rennecke@embecosm.com>
10894 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
10896 (emit_pic_move): Remove.
10897 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
10898 * config/arc/arc.c (emit_pic_move): Removed.
10899 (TARGET_HAVE_TLS): Define.
10900 (arc_conditional_register_usage): Test for arc_tp_regno.
10901 (arc_print_operand, arc_print_operand_address): Handle TLS
10903 (arc_needs_pcl_p): New function.
10904 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
10905 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
10906 (arc_raw_symbolic_reference_mentioned_p): Likewise.
10907 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
10908 (arc_legitimize_tls_address): Likewise.
10909 (DTPOFF_ZERO_SYM): Define.
10910 (arc_legitimize_pic_address): Make it static, handle TLS cases.
10911 (arc_output_pic_addr_const): Print TLS unspecs.
10912 (prepare_pic_move): New function, replaces emit_pic_move.
10913 (arc_legitimate_constant_p): Handle TLS unspecs.
10914 (arc_legitimate_address_p): Likewise.
10915 (arc_rewrite_small_data_p): Use assert for TLS constants.
10916 (prepare_move_operands): Use prepare_pic_move.
10917 (arc_legitimize_address): Legitimize tls addresses.
10918 (arc_epilogue_uses): Check for arc_tp_regno.
10919 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
10920 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
10922 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
10924 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
10925 %(arc_tls_extra_start_spec).
10926 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
10927 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
10929 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
10930 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
10931 (UNSPEC_TLS_OFF): Add.
10933 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
10934 (get_thread_pointersi): New patterns.
10935 * config/arc/arc.opt (mtp-regno): New option.
10936 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
10937 (move_dest_operand): Likewise.
10938 * configure: Regenerate.
10939 * configure.ac: Add arc*-*-* case to test for tls.
10940 * doc/invoke.texi (ARC options): Document mtp-regno.
10942 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10944 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
10945 the new ARC HS SIMD instructions.
10946 (arc_preferred_simd_mode): New function.
10947 (arc_autovectorize_vector_sizes): Likewise.
10948 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
10949 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10950 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
10951 (arc_init_builtins): Add new SIMD builtin types.
10952 (arc_split_move): Handle 64 bit vector moves.
10953 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
10954 (TARGET_PLUS_QMACW): Define.
10955 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
10956 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
10957 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
10958 (VSUBADD4H): New builtins.
10959 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
10960 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
10962 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
10963 Matthias Klose <doko@debian.org>
10965 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
10967 2016-04-28 Richard Biener <rguenther@suse.de>
10969 PR middle-end/70777
10970 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
10973 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
10975 * common/config/sh/sh-common.c: Remove SH5 support.
10976 * config/sh/constraints.md: Likewise.
10977 * config/sh/config/sh/elf.h: Likewise.
10978 * config/sh/linux.h: Likewise.
10979 * config/sh/netbsd-elf.h: Likewise.
10980 * config/sh/predicates.md: Likewise.
10981 * config/sh/sh-c.c: Likewise.
10982 * config/sh/sh-protos.h: Likewise.
10983 * config/sh/sh.c: Likewise.
10984 * config/sh/sh.h: Likewise.
10985 * config/sh/sh.md: Likewise.
10986 * config/sh/sh.opt: Likewise.
10987 * config/sh/sync.md: Likewise.
10988 * config/sh/sh64.h: Delete.
10989 * config/sh/shmedia.h: Likewise.
10990 * config/sh/shmedia.md: Likewise.
10991 * config/sh/sshmedia.h: Likewise.
10992 * config/sh/t-netbsd-sh5-64: Likewise.
10993 * config/sh/t-sh64: Likewise.
10994 * config/sh/ushmedia.h: Likewise.
10996 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10998 * config/i386/i386.md (sign_extend to memory peephole2s): Use
10999 general_reg_operand instead of register_operand predicate.
11001 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11003 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
11005 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
11007 * match.pd (A - B > A, A + B < A): New transformations.
11009 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
11011 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
11012 which defaults to true. Emit an outer pair of parentheses only if
11013 EMIT_PARENS. When continuing a chain of && or || (or & or |),
11014 don't emit parentheses for the right-hand operand.
11016 2016-04-27 Jeff Law <law@redhat.com>
11018 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
11020 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11022 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
11023 (altivec_lvx_<mode>_internal): Document.
11024 (altivec_lvx_<mode>_2op): New define_insn.
11025 (altivec_lvx_<mode>_1op): Likewise.
11026 (altivec_lvx_<mode>_2op_si): Likewise.
11027 (altivec_lvx_<mode>_1op_si): Likewise.
11028 (altivec_stvx_<mode>): Remove.
11029 (altivec_stvx_<mode>_internal): Document.
11030 (altivec_stvx_<mode>_2op): New define_insn.
11031 (altivec_stvx_<mode>_1op): Likewise.
11032 (altivec_stvx_<mode>_2op_si): Likewise.
11033 (altivec_stvx_<mode>_1op_si): Likewise.
11034 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11035 Expand vec_ld and vec_st during parsing.
11036 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
11038 (altivec_expand_stvx_be): Likewise.
11039 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
11040 address-masking behavior in RTL.
11041 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
11042 address-masking behavior in RTL.
11043 (altivec_expand_builtin): Change builtin code arguments for calls
11044 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
11045 (insn_is_swappable_p): Avoid incorrect swap optimization in the
11046 presence of lvx/stvx patterns.
11047 (alignment_with_canonical_addr): New function.
11048 (alignment_mask): Likewise.
11049 (find_alignment_op): Likewise.
11050 (recombine_lvx_pattern): Likewise.
11051 (recombine_stvx_pattern): Likewise.
11052 (recombine_lvx_stvx_patterns): Likewise.
11053 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
11054 stvx patterns from expand.
11055 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
11057 (vector_altivec_store_<mode>): Likewise.
11059 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
11061 * config/aarch64/aarch64.md
11062 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
11063 remove the "fp" attributes.
11064 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
11065 add the "simd" attributes.
11066 (*movdf_aarch64): Likewise.
11067 (*movtf_aarch64): Remove the "fp" attributes.
11068 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
11069 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
11071 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11073 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
11074 rtx to rtx_code_label *.
11075 * rtl.h (maybe_set_first_label_num): Likewise.
11077 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11079 * df-core.c (df_add_problem): Make the problem param be const.
11080 (df_remove_problem): Make local "problem" be const.
11081 * df-problems.c (problem_RD): Make const.
11082 (problem_LR): Likewise.
11083 (problem_LIVE): Likewise.
11084 (problem_MIR): Likewise.
11085 (problem_CHAIN): Likewise.
11086 (problem_WORD_LR): Likewise.
11087 (problem_NOTE): Likewise.
11088 (problem_MD): Likewise.
11089 * df-scan.c (problem_SCAN): Likewise.
11090 * df.h (struct df_problem): Make field "dependent_problem" be
11092 (struct dataflow): Likewise for field "problem".
11093 (df_add_problem): Make param const.
11095 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11097 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
11098 inter-unit moves to/from vector registers are enabled. Do not disable
11101 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11103 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
11104 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
11106 (enum df_problem_id): ...this new enum.
11107 (struct df_problem): Convert field "id" from "int" to
11108 enum df_problem_id.
11110 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11112 * rtl.def: Update comment for "things in the instruction chain" to
11113 reflect the removal of the leading "i" field for INSN_UID in
11114 r210360. Fix bogus apostrophe.
11116 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11118 * config/i386/i386.md
11119 (lea arith with mem operand + setcc peephole2): Set operator mode.
11121 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
11124 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
11125 (dimode_scalar_to_vector_candidate_p): This.
11126 (timode_scalar_to_vector_candidate_p): New function.
11127 (scalar_to_vector_candidate_p): Likewise.
11128 (timode_check_non_convertible_regs): Likewise.
11129 (timode_remove_non_convertible_regs): Likewise.
11130 (remove_non_convertible_regs): Likewise.
11131 (remove_non_convertible_regs): Renamed to ...
11132 (dimode_remove_non_convertible_regs): This.
11133 (scalar_chain::~scalar_chain): Make it virtual.
11134 (scalar_chain::compute_convert_gain): Make it pure virtual.
11135 (scalar_chain::mark_dual_mode_def): Likewise.
11136 (scalar_chain::convert_insn): Likewise.
11137 (scalar_chain::convert_registers): Likewise.
11138 (scalar_chain::add_to_queue): Make it protected.
11139 (scalar_chain::emit_conversion_insns): Likewise.
11140 (scalar_chain::replace_with_subreg): Likewise.
11141 (scalar_chain::replace_with_subreg_in_insn): Likewise.
11142 (scalar_chain::convert_op): Likewise.
11143 (scalar_chain::convert_reg): Likewise.
11144 (scalar_chain::make_vector_copies): Likewise.
11145 (scalar_chain::convert_registers): New pure virtual function.
11146 (class dimode_scalar_chain): New class.
11147 (class timode_scalar_chain): Likewise.
11148 (scalar_chain::mark_dual_mode_def): Renamed to ...
11149 (dimode_scalar_chain::mark_dual_mode_def): This.
11150 (timode_scalar_chain::mark_dual_mode_def): New function.
11151 (timode_scalar_chain::convert_insn): Likewise.
11152 (dimode_scalar_chain::convert_registers): Likewise.
11153 (scalar_chain::compute_convert_gain): Renamed to ...
11154 (dimode_scalar_chain::compute_convert_gain): This.
11155 (scalar_chain::replace_with_subreg): Renamed to ...
11156 (dimode_scalar_chain::replace_with_subreg): This.
11157 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
11158 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
11159 (scalar_chain::make_vector_copies): Renamed to ...
11160 (dimode_scalar_chain::make_vector_copies): This.
11161 (scalar_chain::convert_reg): Renamed to ...
11162 (dimode_scalar_chain::convert_reg ): This.
11163 (scalar_chain::convert_op): Renamed to ...
11164 (dimode_scalar_chain::convert_op): This.
11165 (scalar_chain::convert_insn): Renamed to ...
11166 (dimode_scalar_chain::convert_insn): This.
11167 (scalar_chain::convert): Call convert_registers.
11168 (convert_scalars_to_vector): Change to scalar_chain pointer to
11169 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
11170 in 32-bit mode. Delete scalar_chain pointer. Call
11171 free_dominance_info in 64-bit mode.
11172 (pass_stv::gate): Remove TARGET_64BIT check.
11173 (ix86_option_override): Put the 64-bit STV pass before the CSE
11176 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
11178 * dwarf2out.h (struct dw_loc_descr_node): Remove the
11179 dw_loc_frame_offset field.
11180 * dwarf2out.c (new_loc_descr): Likewise.
11181 (resolve_args_picking_1): Turn the VISITED hash set into a
11182 FRAME_OFFSET hash map. Use it to associate a frame offset to
11183 visited nodes. Remove uses of the CHECKING_P macro.
11184 (resolve_args_picking): Update call to resolve_args_picking_1.
11186 2016-04-27 Martin Liska <mliska@suse.cz>
11188 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
11189 (free_loop_data): Release vuses of groups.
11191 2016-04-27 Bin Cheng <bin.cheng@arm.com>
11193 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
11194 instead of redundant use_id and boolean have_use_for.
11195 (struct iv_use): Change sub_id into group_id. Remove field next.
11196 Move fields: related_cands, n_map_members, cost_map and selected
11198 (struct iv_group): ... here. New structure.
11199 (struct iv_common_cand): Use structure declaration directly.
11200 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
11201 (MAX_CONSIDERED_USES): Rename macro to ...
11202 (MAX_CONSIDERED_GROUPS): ... here.
11203 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
11204 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
11205 (dump_uses): Rename to ...
11206 (dump_groups): ... here. Update all uses.
11207 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
11208 (find_induction_variables): Refactor format of dump information.
11209 (record_sub_use): Delete.
11210 (record_use): Update all uses.
11211 (record_group): New function.
11212 (record_group_use, find_interesting_uses_op): Call above functions.
11214 (find_interesting_uses_cond): Ditto.
11215 (group_compare_offset): New function.
11216 (split_all_small_groups): Rename to ...
11217 (split_small_address_groups_p): ... here. Update all uses.
11218 (split_address_groups): Update all uses.
11219 (find_interesting_uses): Refactor format of dump information.
11220 (add_candidate_1): Update all uses. Remove redundant check on iv,
11222 (add_candidate, record_common_cand): Remove redundant assert.
11223 (add_iv_candidate_for_biv): Update use.
11224 (add_iv_candidate_derived_from_uses): Update all uses.
11225 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
11226 (alloc_use_cost_map): Ditto.
11227 (set_use_iv_cost, get_use_iv_cost): Rename to ...
11228 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
11229 (determine_use_iv_cost_generic): Ditto.
11230 (determine_group_iv_cost_generic): Ditto.
11231 (determine_use_iv_cost_address): Ditto.
11232 (determine_group_iv_cost_address): Ditto.
11233 (determine_use_iv_cost_condition): Ditto.
11234 (determine_group_iv_cost_cond): Ditto.
11235 (determine_use_iv_cost): Ditto.
11236 (determine_group_iv_cost): Ditto.
11237 (set_autoinc_for_original_candidates): Update all uses.
11238 (find_iv_candidates): Update all uses. Refactor dump information.
11239 (determine_use_iv_costs): Ditto.
11240 (determine_iv_costs): Ditto.
11241 (iv_ca_cand_for_use): Rename to ...
11242 (iv_ca_cand_for_group): ... here. Update all uses.
11243 (iv_ca_add_use, iv_ca_add_group): Ditto.
11244 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
11245 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
11246 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
11247 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
11248 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
11249 (create_new_iv, adjust_iv_update_pos): Ditto.
11250 (rewrite_use_address): Delete.
11251 (rewrite_use_address_1): Rename to ...
11252 (rewrite_use_address): ... here.
11253 (rewrite_use_compare): Update all uses.
11254 (rewrite_use): Delete.
11255 (rewrite_uses): Rename to ...
11256 (rewrite_groups): ... here. Update all uses.
11257 (remove_unused_ivs, free_loop_data): Update all uses.
11258 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
11260 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11262 * rtlanal.c (nonzero_bits1): Convert preprocessor check
11263 for WORD_REGISTER_OPERATIONS to runtime check.
11265 2016-04-27 Richard Biener <rguenther@suse.de>
11268 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
11269 aggregate_value_p to determine if a function result is
11270 returned by reference.
11271 (ipa_pta_execute): Functions having their address taken are
11272 not automatically nonlocal.
11274 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11277 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
11278 * fold-const.c (operand_equal_p): If flag_checking and
11279 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
11280 and if it returns non-zero, assert iterative_hash_expr on both
11283 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11285 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
11287 2016-04-27 Nick Clifton <nickc@redhat.com>
11289 PR middle-end/49889
11290 * varasm.c (merge_weak): Generate an error if an attempt is made
11291 to convert a non-weak static function into a weak, public function.
11293 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11295 * params.def (MAX_PARTITION_SIZE): New param.
11296 * doc/invoke.texi: Document lto-max-partition.
11298 2016-04-27 Richard Biener <rguenther@suse.de>
11301 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
11302 function cummulating used_from_other_partition, externally_visible
11303 and force_output from aliases.
11304 (refered_from_nonlocal_var): Likewise.
11305 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
11306 node flags properly.
11308 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11310 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
11311 (-Wmemset-elt-size): New item.
11313 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
11316 * stor-layout.h (internal_reference_types): Delete.
11317 * stor-layout.c (reference_types_internal): Likewise.
11318 (internal_reference_types): Likewise.
11319 (layout_type) <REFERENCE_TYPE>: Adjust.
11321 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11324 * tree.h (inchash::add_expr): Add FLAGS argument.
11325 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
11326 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
11327 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
11328 Formatting fix. Adjust recursive calls. For tcc_comparison,
11329 if swap_tree_comparison (code) is smaller than code, hash that
11330 and arguments in the other order. Hash CONVERT_EXPR the same
11331 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
11332 of ADDR_EXPR of decl as the decl itself. Add or remove
11333 OEP_ADDRESS_OF from recursive flags as needed. For
11334 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
11335 operands commutatively and only the third one normally.
11336 For internal CALL_EXPR hash in CALL_EXPR_IFN.
11338 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11340 * config/rtems.h (LIB_SPEC): Add -latomic.
11342 2016-04-27 Joel Sherrill <joel@rtems.org>
11344 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
11345 xilink.ld and flags not relevant to RTEMS.
11347 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
11349 * toplev.c (backend_init_target): Avoid calling init_reload when using
11352 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11354 * reorg.c (try_merge_delay_insns): Declare i and j inside the
11355 for loops rather than one for the whole function.
11357 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11359 * match.pd (X + CST CMP X): New transformation.
11361 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11363 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
11364 * fold-const.c (fold_binary_loc): Remove 2 transformations
11365 superseded by match.pd.
11366 * match.pd (x+x -> x*2): Generalize to integers.
11368 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
11370 * config/i386/i386.md (operation on memory peephole): Duplicate an
11371 existing peephole and adapt it to match lea rather than an operation
11374 PR rtl-optimization/57193
11375 * opts.c (default_options_table): Add OPT_frename_registers at -O2
11377 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
11379 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11381 * tree-if-conv.c (any_pred_load_store): New static variable.
11382 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
11383 any_pred_load_store instead of and_mask_load_store.
11384 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
11385 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
11386 (combine_blocks, tree_if_conversion): Ditto.
11388 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11390 PR tree-optimization/70771
11391 PR tree-optimization/70775
11392 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
11393 virtual PHI nodes. Delete parameter.
11394 (if_convertible_loop_p_1): Delete argument to above function.
11395 (predicate_all_scalar_phis): Delete code handling single-argument
11397 (tree_if_conversion): Mark and update virtual SSA.
11399 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11402 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
11403 (x86_elf_aligned_common): Rename to ...
11404 (x86_elf_aligned_decl_common): ... this.
11405 Add decl arg. Switch to .lbss for largecomm object. Use
11406 LARGECOMM_SECTION_ASM_OP.
11407 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
11409 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
11410 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
11412 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
11413 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
11415 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11418 * config/i386/i386.c (SECTION_LARGE): Define.
11419 (x86_64_elf_select_section): Set it for large data/bss sections.
11420 Only clear SECTION_WRITE for .lrodata.
11421 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
11423 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
11424 * varasm.c (default_elf_asm_named_section): Grow flagchars.
11425 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
11427 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
11428 * doc/tm.texi: Regenerate.
11430 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11433 * configure.ac (--enable-checking): Document extra flag, for
11434 non-release builds default to --enable-checking=yes,extra.
11435 If misc checking and extra checking, define CHECKING_P to 2 instead
11437 * common.opt (fchecking=): Add.
11438 * doc/invoke.texi (-fchecking=): Document.
11439 * doc/install.texi: Document --enable-checking changes.
11440 * configure: Regenerated.
11441 * config.in: Regenerated.
11443 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11445 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
11446 attribute instead of which_alternative.
11447 * config/i386/sse.md (*mov<mode>_internal): Ditto.
11448 Use EXT_REX_SSE_REG_P where appropriate.
11450 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11452 * config/i386/predicates.md (const0_operand): Do not match
11453 const_wide_int code.
11454 (const1_operand): Ditto.
11456 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11458 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
11459 for SSE constm1 operands and TARGET_AVX512VL.
11460 (*movti_internal): Ditto.
11461 (*mov<mode>_or): Use constm1_operand predicate.
11462 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
11463 for SSE vector_all_ones operands and TARGET_AVX512VL.
11464 * config/i386/predicates.md (constm1_operand): New predicate.
11465 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
11466 emission of constant -1 load.
11468 2016-04-25 Jason Merrill <jason@redhat.com>
11470 * gdbinit.in: Skip is-a.h.
11472 * attribs.c (register_scoped_attributes): Fix logic.
11473 * attribs.h: Declare register_scoped_attributes.
11475 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11477 * config/rs6000/rs6000-builtin.def: Correct pasto error for
11478 stxvd2x and stxvw4x built-in functions.
11480 2016-04-25 DJ Delorie <dj@redhat.com>
11482 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
11483 (ashrhi3): Likewise.
11484 (lshrhi3): Likewise.
11486 2016-04-25 Richard Biener <rguenther@suse.de>
11488 PR tree-optimization/70780
11489 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
11490 wasn't visited yet.
11491 (compute_antic): Mark blocks with abnormal preds as visited as
11492 they have a final empty antic-in solution already.
11494 2016-04-25 Michael Collison <michael.collison@linaro.org>
11496 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
11498 2016-04-25 Michael Collison <michael.collison@linaro.org>
11500 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
11501 mode is VQI to improve mixed mode vectorization.
11502 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
11503 define_insn to match low half of signed vaddw.
11504 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
11505 define_insn to match high half of signed vaddw.
11506 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
11507 define_insn to match low half of unsigned vaddw.
11508 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
11509 define_insn to match high half of unsigned vaddw.
11510 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
11511 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11512 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
11514 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11515 * config/arm/predicates.md (vect_par_constant_high): Support
11516 big endian and simplify by calling
11517 arm_simd_check_vect_par_cnst_half
11518 (vect_par_constant_low): Likewise.
11520 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11522 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
11523 predicate for operand 2.
11525 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
11526 H.J. Lu <hongjiu.lu@intel.com>
11528 * config/i386/i386-protos.h (standard_sse_constant_p): Add
11529 machine_mode argument.
11530 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
11531 constm1_rtx operands. For VOIDmode constants, get mode from
11532 pred_mode. Check mode size if the mode is supported by ABI.
11533 (standard_sse_constant_opcode): Do not use standard_constant_p.
11534 Strictly check ABI support for all-ones operands.
11535 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
11536 immediates. Update calls to standard_sse_constant_p.
11537 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
11538 (ix86_rtx_costs): Ditto.
11539 * config/i386/i386.md (*movxi_internal_avx512f): Use
11540 nonimmediate_or_sse_const_operand instead of vector_move_operand.
11541 Use (v,BC) alternative instead of (v,C). Use register_operand
11542 checks instead of MEM_P.
11543 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
11544 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
11545 isa attribute. Use register_operand checks instead of MEM_P.
11546 (*movti_internal): Use nonimmediate_or_sse_const_operand for
11547 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
11548 alternative and corresponding sse2 isa attribute.
11549 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
11550 to standard_sse_constant_p.
11551 (FP constant splitters): Ditto.
11552 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
11554 * config/i386/predicates.md (constm1_operand): Remove.
11555 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
11556 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
11557 vector_all_ones_operand instead of constm1_operand.
11559 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11561 * print-rtl.c (print_rtx_insn_vec): New function.
11562 * print-rtl.h: New prototype.
11563 * store-motion.c (struct st_expr): Make avail_stores a vector.
11564 (st_expr_entry): Adjust.
11565 (free_st_expr_entry): Likewise.
11566 (print_store_motion_mems): Likewise.
11567 (find_moveable_store): Likewise.
11568 (compute_store_table): Likewise.
11569 (delete_store): Likewise.
11570 (build_store_vectors): Likewise.
11572 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11574 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
11576 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11578 * vec.h (vec_safe_contains): New function.
11579 (vec::contains): Likewise.
11580 (vec::begin): Likewise.
11581 (vec::end): Likewise.
11583 2016-04-23 Jakub Jelinek <jakub@redhat.com>
11586 * cfgexpand.c (expand_stack_vars): Fix typo.
11588 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11590 * system.h (list, map, set, vector): Include conditionally.
11591 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
11592 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
11593 * ipa-icf.c (INCLUDE_LIST): Define.
11594 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
11595 * config/sh/sh.c (INCLUDE_VECTOR): Define.
11596 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
11597 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
11598 * cp/logic.cc (INCLUDE_LIST): Define.
11599 * fortran/trans-common.c (INCLUDE_MAP): Define.
11601 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11603 * auto-profile.c: Remove <string.h> include.
11604 * ipa-icf-gimple.c: Remove <list> include.
11605 * diagnostic.c: Remove <new> include.
11606 * genmatch.c: Likewise.
11607 * pretty-print.c: Likewise.
11608 * toplev.c: Likewise
11609 * c/c-objc-common.c: Likewise.
11610 * cp/error.c: Likewise.
11611 * fortran/error.c: Likewise.
11613 2016-04-22 Richard Biener <rguenther@suse.de>
11615 * lto-streamer-in.c (input_ssa_names): Do not allocate
11616 GIMPLE_NOP for all SSA names.
11617 * lto-streamer-out.c (output_ssa_names): Do not output
11618 SSA names that should have been released.
11620 2016-04-22 Richard Biener <rguenther@suse.de>
11622 PR tree-optimization/70740
11623 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
11626 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/predicates.md (call_insn_operand): Replace
11630 sibcall_memory_operand with memory_operand.
11632 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
11634 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
11635 has_single_use() tests.
11636 (register_edge_assert_for_1): Likewise.
11637 (find_assert_locations_1): Check the liveness bitmap instead of
11638 checking has_single_use().
11640 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
11643 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
11644 Extract AVX-512BW constraint from AVX.
11646 2016-04-21 Richard Biener <rguenther@suse.de>
11648 PR tree-optimization/70725
11649 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
11650 for phi_convertible_by_degenerating_args.
11651 (predicate_all_scalar_phis): Handle single-argument PHIs.
11653 2016-04-21 Richard Biener <rguenther@suse.de>
11655 PR middle-end/70747
11656 * fold-const.c (fold_comparison): Return properly typed
11659 2016-04-21 Bin Cheng <bin.cheng@arm.com>
11661 PR tree-optimization/70715
11662 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11663 after expanding BASE using expand_simple_operations.
11665 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11667 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
11668 New transformations.
11670 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11672 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
11674 2016-04-20 Jan Hubicka <jh@suse.cz>
11676 * ipa-inline.c (can_inline_edge_p): Pass caller info to
11677 ultiimate_alias_target.
11678 (update_callee_keys): Likewise.
11679 (lookup_recursive_calls): Likewise.
11680 (speculation_useful_p): Likewise.
11682 2016-04-20 Jan Hubicka <jh@suse.cz>
11685 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
11686 (set_nothrow_flag_1): ... this; handle interposition correctly;
11687 recurse on aliases and thunks.
11688 (cgraph_node::set_nothrow_flag): New.
11689 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
11690 functions compiled with non-call exceptions that binds to current
11692 (propagate_nothrow): Be safe WRT interposition.
11693 * cgraph.h (set_nothrow_flag): Update prototype.
11695 2016-04-18 Jan Hubicka <jh@suse.cz>
11697 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11698 max_loop_iterations_int.
11699 (tree_unswitch_outer_loop): Likewise.
11701 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11703 PR tree-optimization/69489
11704 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
11705 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
11706 Revise dump message.
11707 (if_convertible_bb_p): Remove check on edge count of basic block's
11710 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11712 PR tree-optimization/56625
11713 PR tree-optimization/69489
11714 * tree-data-ref.h (DR_INNERMOST): New macro.
11715 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
11716 hashing struct innermost_loop_behavior.
11717 (ref_DR_map): Remove.
11718 (innermost_DR_map): New map.
11719 (baseref_DR_map): Revise comment.
11720 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
11721 to innermost_DR_map accroding to its innermost loop behavior.
11722 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
11723 to its innermost loop behavior.
11724 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
11725 Add initialization for innermost_DR_map. Record memory reference
11726 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
11727 have innermost loop behavior.
11728 (if_convertible_loop_p): Remove release for ref_DR_map. Release
11731 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
11733 * config/i386/i386.md (*lea<mode>_general_1): Rename from
11734 *lea_general_1. Use explicit SWI12 mode interator.
11735 (*lea<mode>_general_2): Rename from *lea_general_2.
11736 Use explicit SWI12 mode interator.
11737 (*lea<mode>_general_3): Rename from *lea_general_3.
11738 Use explicit SWI12 mode interator.
11739 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11740 Use explicit SWI12 mode interator.
11741 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11742 Use explicit SWI48 mode interator.
11744 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11746 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11747 Short-cut unaligned load and store cases. Handle all integer
11749 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11750 and store cases. Call ix86_avx256_split_vector_move_misalign
11751 directly without checking mode class.
11753 2016-04-20 Andrew Pinski <apinski@cavium.com>
11754 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11757 * config/aarch64/aarch64.md (sibcall): Force call
11758 address to be DImode for ILP32.
11759 (sibcall_value): Likewise.
11761 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11763 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11765 2016-04-20 Richard Biener <rguenther@suse.de>
11767 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11768 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11769 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11770 (maybe_push_res_to_seq): Adjust.
11771 * gimple-fold.c (maybe_build_generic_op): Likewise.
11773 2016-04-20 Marek Polacek <polacek@redhat.com>
11775 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11778 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11780 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11781 use kmovw to support AVX512F target.
11783 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11785 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11787 2016-04-20 Marek Polacek <polacek@redhat.com>
11789 PR tree-optimization/70725
11790 * tree-if-conv.c (is_false_predicate): New function.
11791 (predicate_mem_writes): Use it.
11793 2016-04-20 Richard Biener <rguenther@suse.de>
11795 PR tree-optimization/70726
11796 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11797 shift amounts from a pattern stmt operand.
11799 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11802 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11803 stack_restore_from_fpr pattern when restoring r15.
11804 (s390_optimize_prologue): Strip away the memory barrier in the
11805 parallel when trying to get rid of restore insns.
11806 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11807 definition for loading the stack pointer from an FPR. Compared to
11808 the normal move insn this pattern includes a full memory barrier.
11810 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11812 PR middle-end/70680
11813 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11814 implicitly linear or lastprivate iterator on the outer context.
11816 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11818 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11820 * config/i386/i386.md (ssememalign): Removed.
11821 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11823 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11826 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11827 const short * to __builtin_ia32_loaddquhi512_mask.
11828 (_mm512_maskz_loadu_epi16): Likewise.
11829 (_mm512_mask_storeu_epi16): Pass short * to
11830 __builtin_ia32_storedquhi512_mask.
11831 (_mm512_mask_loadu_epi8): Pass const char * to
11832 __builtin_ia32_loaddquqi512_mask.
11833 (_mm512_maskz_loadu_epi8): Likewise.
11834 (_mm512_mask_storeu_epi8): Pass char * to
11835 __builtin_ia32_storedquqi512_mask.
11836 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
11837 const double * to __builtin_ia32_loadupd512_mask.
11838 (_mm512_mask_loadu_pd): Likewise.
11839 (_mm512_maskz_loadu_pd): Likewise.
11840 (_mm512_storeu_pd): Pass double * to
11841 __builtin_ia32_storeupd512_mask.
11842 (_mm512_mask_storeu_pd): Likewise.
11843 (_mm512_loadu_ps): Pass const float * to
11844 __builtin_ia32_loadups512_mask.
11845 (_mm512_mask_loadu_ps): Likewise.
11846 (_mm512_maskz_loadu_ps): Likewise.
11847 (_mm512_storeu_ps): Pass float * to
11848 __builtin_ia32_storeups512_mask.
11849 (_mm512_mask_storeu_ps): Likewise.
11850 (_mm512_mask_loadu_epi64): Pass const long long * to
11851 __builtin_ia32_loaddqudi512_mask.
11852 (_mm512_maskz_loadu_epi64): Likewise.
11853 (_mm512_mask_storeu_epi64): Pass long long *
11854 to __builtin_ia32_storedqudi512_mask.
11855 (_mm512_loadu_si512): Pass const int * to
11856 __builtin_ia32_loaddqusi512_mask.
11857 (_mm512_mask_loadu_epi32): Likewise.
11858 (_mm512_maskz_loadu_epi32): Likewise.
11859 (_mm512_storeu_si512): Pass int * to
11860 __builtin_ia32_storedqusi512_mask.
11861 (_mm512_mask_storeu_epi32): Likewise.
11862 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
11863 char * to __builtin_ia32_storedquqi256_mask.
11864 (_mm_mask_storeu_epi8): Likewise.
11865 (_mm256_mask_loadu_epi16): Pass const short * to
11866 __builtin_ia32_loaddquhi256_mask.
11867 (_mm256_maskz_loadu_epi16): Likewise.
11868 (_mm_mask_loadu_epi16): Pass const short * to
11869 __builtin_ia32_loaddquhi128_mask.
11870 (_mm_maskz_loadu_epi16): Likewise.
11871 (_mm256_mask_loadu_epi8): Pass const char * to
11872 __builtin_ia32_loaddquqi256_mask.
11873 (_mm256_maskz_loadu_epi8): Likewise.
11874 (_mm_mask_loadu_epi8): Pass const char * to
11875 __builtin_ia32_loaddquqi128_mask.
11876 (_mm_maskz_loadu_epi8): Likewise.
11877 (_mm256_mask_storeu_epi16): Pass short * to.
11878 __builtin_ia32_storedquhi256_mask.
11879 (_mm_mask_storeu_epi16): Pass short * to.
11880 __builtin_ia32_storedquhi128_mask.
11881 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
11882 const double * to __builtin_ia32_loadupd256_mask.
11883 (_mm256_maskz_loadu_pd): Likewise.
11884 (_mm_mask_loadu_pd): Pass onst double * to
11885 __builtin_ia32_loadupd128_mask.
11886 (_mm_maskz_loadu_pd): Likewise.
11887 (_mm256_mask_storeu_pd): Pass double * to
11888 __builtin_ia32_storeupd256_mask.
11889 (_mm_mask_storeu_pd): Pass double * to
11890 __builtin_ia32_storeupd128_mask.
11891 (_mm256_mask_loadu_ps): Pass const float * to
11892 __builtin_ia32_loadups256_mask.
11893 (_mm256_maskz_loadu_ps): Likewise.
11894 (_mm_mask_loadu_ps): Pass const float * to
11895 __builtin_ia32_loadups128_mask.
11896 (_mm_maskz_loadu_ps): Likewise.
11897 (_mm256_mask_storeu_ps): Pass float * to
11898 __builtin_ia32_storeups256_mask.
11899 (_mm_mask_storeu_ps): ass float * to
11900 __builtin_ia32_storeups128_mask.
11901 (_mm256_mask_loadu_epi64): Pass const long long * to
11902 __builtin_ia32_loaddqudi256_mask.
11903 (_mm256_maskz_loadu_epi64): Likewise.
11904 (_mm_mask_loadu_epi64): Pass const long long * to
11905 __builtin_ia32_loaddqudi128_mask.
11906 (_mm_maskz_loadu_epi64): Likewise.
11907 (_mm256_mask_storeu_epi64): Pass long long * to
11908 __builtin_ia32_storedqudi256_mask.
11909 (_mm_mask_storeu_epi64): Pass long long * to
11910 __builtin_ia32_storedqudi128_mask.
11911 (_mm256_mask_loadu_epi32): Pass const int * to
11912 __builtin_ia32_loaddqusi256_mask.
11913 (_mm256_maskz_loadu_epi32): Likewise.
11914 (_mm_mask_loadu_epi32): Pass const int * to
11915 __builtin_ia32_loaddqusi128_mask.
11916 (_mm_maskz_loadu_epi32): Likewise.
11917 (_mm256_mask_storeu_epi32): Pass int * to
11918 __builtin_ia32_storedqusi256_mask.
11919 (_mm_mask_storeu_epi32): Pass int * to
11920 __builtin_ia32_storedqusi128_mask.
11921 * config/i386/i386-builtin-types.def (PCSHORT): New.
11922 (PINT64): Likewise.
11923 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
11924 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
11925 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
11926 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
11927 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
11928 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
11929 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
11930 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
11931 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
11932 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
11933 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
11934 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
11935 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
11936 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
11937 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
11938 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
11939 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
11940 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
11941 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
11942 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
11943 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
11944 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
11945 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
11946 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
11947 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
11948 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
11949 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
11950 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
11951 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
11952 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
11953 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
11954 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
11955 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
11956 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
11957 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
11958 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
11959 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
11960 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
11961 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
11962 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
11963 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
11964 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
11965 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
11966 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
11967 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
11968 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
11969 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
11970 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
11971 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
11973 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
11974 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
11976 (ix86_expand_vector_move_misalign): Likewise.
11977 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
11978 to scalar function prototype for unaligned load/store builtins.
11979 (ix86_expand_special_args_builtin): Updated.
11980 * config/i386/sse.md (UNSPEC_LOADU): Removed.
11981 (UNSPEC_STOREU): Likewise.
11982 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
11983 (VI_ULOADSTORE_F_AVX512VL): Likewise.
11984 (ssescalarsize): Handle V4TI, V2TI and V1TI.
11985 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11986 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11987 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
11988 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
11989 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
11990 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
11991 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
11992 (<avx512>_storedqu<mode>_mask): Likewise.
11993 (*sse4_2_pcmpestr_unaligned): Likewise.
11994 (*sse4_2_pcmpistr_unaligned): Likewise.
11995 (*mov<mode>_internal): Renamed to ...
11996 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
11997 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
11998 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
11999 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
12001 2016-04-19 Richard Biener <rguenther@suse.de>
12003 PR tree-optimization/70171
12004 * tree-ssa-phiprop.c: Include stor-layout.h.
12005 (phiprop_insert_phi): Handle the aggregate copy case.
12006 (propagate_with_phi): Likewise.
12008 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
12010 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
12011 instead of simplify_gen_subreg (... , 0).
12012 (ix86_delegitimize_address): Ditto.
12013 (ix86_split_divmod): Ditto.
12014 (ix86_split_copysign_const): Ditto.
12015 (ix86_split_copysign_var): Ditto.
12016 (ix86_expand_args_builtin): Ditto.
12017 (ix86_expand_round_builtin): Ditto.
12018 (ix86_expand_special_args_builtin): Ditto.
12019 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
12020 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
12021 (udivmodqi4): Ditto.
12022 (absneg splitters): Ditto.
12023 (*jcc_bt<mode>_1): Ditto.
12025 2016-04-19 Richard Biener <rguenther@suse.de>
12027 PR tree-optimization/70724
12028 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
12029 restoring out from ...
12030 (free_scc_vn): ... here.
12031 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
12032 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
12034 (pass_fre::execute): Restore SSA info.
12036 2016-04-19 Richard Biener <rguenther@suse.de>
12038 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
12039 * gimple-walk.c (walk_gimple_op): Initialize it.
12040 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
12041 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
12042 remapping SSA names of defs.
12043 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
12046 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
12048 PR middle-end/70689
12049 * lra-constraints.c (equiv_substition_p): New.
12050 (process_alt_operands): Use it.
12051 (swap_operands): Swap it.
12052 (curr_insn_transform): Update it.
12054 2016-04-18 Michael Matz <matz@suse.de>
12056 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
12057 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
12058 * tree-core.h (tree_type_common.align): Use bit-field.
12059 (tree_type_common.spare): New.
12060 (tree_decl_common.off_align): Make smaller.
12061 (tree_decl_common.align): Use bit-field.
12063 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
12064 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
12065 (scan_sharing_clauses): Ditto.
12066 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12067 (omp_finish_file): Ditto.
12068 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
12069 (layout_decl): Ditto.
12070 (relayout_decl): Ditto.
12071 (finalize_record_size): Use SET_TYPE_ALIGN.
12072 (finalize_type_size): Ditto.
12073 (finish_builtin_struct): Ditto.
12074 (layout_type): Ditto.
12075 (initialize_sizetypes): Ditto.
12076 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
12077 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
12078 (lookup_field_for_decl): Use SET_DECL_ALIGN.
12079 (get_chain_field): Ditto.
12080 (get_trampoline_type): Ditto.
12081 (get_nl_goto_field): Ditto.
12082 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
12084 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
12085 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
12086 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12087 (build_qualified_type): Use SET_TYPE_ALIGN.
12088 (build_aligned_type, build_range_type_1): Ditto.
12089 (build_atomic_base): Ditto.
12090 (build_common_tree_nodes): Ditto.
12091 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
12092 (expand_one_stack_var_at): Ditto.
12093 * coverage.c (build_var): Use SET_DECL_ALIGN.
12094 * except.c (init_eh): Ditto.
12095 * function.c (assign_parm_setup_block): Ditto.
12096 * symtab.c (increase_alignment_1): Ditto.
12097 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
12098 * tree-vect-stmts.c (ensure_base_align): Ditto.
12099 * varasm.c (align_variable): Ditto.
12100 (assemble_variable): Ditto.
12101 (build_constant_desc): Ditto.
12102 (output_constant_def_contents): Ditto.
12104 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
12105 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
12106 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
12107 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
12108 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
12110 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
12114 replace %vmovsd with "%vmovq".
12115 (vec_concatv2df): Likewise.
12117 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
12119 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
12120 (*vec_extractv2si_0): Ditto.
12121 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
12122 (zero_extended_scalar_load_operand splitters): Ditto.
12123 (vec_extract splitters): Ditto.
12124 (*vec_extractv4si_0_zext): Ditto.
12125 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
12126 and lowpart_subreg.
12127 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
12128 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
12129 (*sse4_1_extractps): Use lowpart_subreg.
12130 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
12132 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12134 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
12136 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
12137 Mention Solaris 11 packaging changes.
12138 Update gas and gld requirements.
12139 Remove reference to pre-Solaris 10 bug.
12140 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
12142 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
12145 2016-04-17 Jan Hubicka <jh@suse.cz>
12147 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
12148 max_loop_iterations_int.
12150 2016-04-18 Richard Biener <rguenther@suse.de>
12152 PR tree-optimization/43434
12153 * tree-ssa-structalias.c (struct vls_data): New.
12154 (visit_loadstore): Handle all pointer-based accesses.
12155 (compute_dependence_clique): Compute a bitmap of restrict tags
12156 assigned bases and pass it to visit_loadstore.
12158 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
12161 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
12162 armv8.1-a and armv8.1-a+crc.
12164 2016-04-18 Richard Biener <rguenther@suse.de>
12166 PR tree-optimization/70701
12167 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
12168 references after translating through a memcpy.
12170 2016-04-18 Richard Biener <rguenther@suse.de>
12172 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
12173 (compute_antic): ... here. For partial antic use regular
12174 postorder and scrap iteration.
12175 (compute_partial_antic_aux): Remove unused return value.
12176 (init_pre): Do not allocate postorder.
12177 (fini_pre): Do not free postorder.
12179 2016-04-18 Richard Biener <rguenther@suse.de>
12181 PR middle-end/37870
12182 * expmed.c (extract_bit_field_1): Remove broken case
12183 using a wider MODE_INT mode.
12185 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
12187 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
12188 unless compiling with at least GCC-4.8.
12190 2016-04-17 Jan Hubicka <jh@suse.cz>
12193 * graphite.c (graphite_finalize): Update call to
12194 tree_estimate_probability.
12195 * predict.h (tree_estimate_probability): Update prototype.
12197 2016-04-17 Jan Hubicka <jh@suse.cz>
12199 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
12200 (tree_estimate_probability): Likewise.
12201 (pass_profile::execute): Update.
12202 (report_predictor_hitrates): New function.
12203 * profile.c (compute_branch_probabilities): Use it.
12204 * predict.h (report_predictor_hitrates): Declare.
12206 2016-04-17 Jan Hubicka <jh@suse.cz>
12209 * cgraph.h (cgraph_node::set_const_flag,
12210 cgraph_node::set_pure_flag): Update prototype to return bool;
12212 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
12213 of interposable symbol are interposable, too.
12214 (cgraph_set_const_flag_1): Rename to ...
12215 (set_const_flag_1): ... this one; change to self recursive function
12216 instead of call_for_symbol_thunks_and_aliases. Handle correctly
12217 clearnig the flag in all variants and also virtual thunks of const
12218 functions are pure; track if any change was done.
12219 (cgraph_node::set_const_flag): Update.
12220 (struct set_pure_flag_info): New struct.
12221 (cgraph_set_pure_flag_1): Rename to ...
12222 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
12223 rather than pointer encoded flags; track if any changes was done;
12224 handle correctly clearning flag and setting flag of aliases already
12226 (cgraph_node::set_pure_flag): Update.
12227 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
12229 2016-04-17 Tom de Vries <tom@codesourcery.com>
12232 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
12233 backslash in label.
12235 2016-04-17 Tom de Vries <tom@codesourcery.com>
12237 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
12238 '{}<> ' as escape-for-record.
12240 2016-04-17 Tom de Vries <tom@codesourcery.com>
12242 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
12245 2016-04-17 Tom de Vries <tom@codesourcery.com>
12248 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
12249 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
12250 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
12251 * passes.c (finish_optimization_passes): Only call
12252 finish_graph_dump_file if dfi->graph_dump_initialized.
12253 (execute_function_dump, pass_init_dump_file): Use
12254 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
12256 2016-04-17 Tom de Vries <tom@codesourcery.com>
12258 PR tree-optimization/70256
12259 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
12260 (debug_varmap): New function.
12262 2016-04-17 Tom de Vries <tom@codesourcery.com>
12265 * passes.c (pass_manager::register_pass): Propagate pflags.
12267 2016-04-17 Tom de Vries <tom@codesourcery.com>
12270 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
12271 * passes.c (pass_manager::pass_manager): Declare and init p_start in
12272 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
12273 check if it's equal to p_start.
12274 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
12276 2016-04-15 Jan Hubicka <jh@suse.cz>
12279 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
12280 function does not bind to current def.
12281 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
12282 handle conservatively calls to functions that does not need to bind
12284 (check_call): Update call of worse_state.
12285 (ignore_edge_for_nothrow): Update.
12286 (ignore_edge_for_pure_const): Likewise.
12287 (propagate_pure_const): Update calls to worse_state.
12288 (skip_function_for_local_pure_const): Reformat comments.
12290 2016-04-15 Jan Hubicka <jh@suse.cz>
12293 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
12294 (cgraph_node::function_symbol): Likewise.
12295 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12296 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
12297 (symtab_node::ultimate_alias_target): Add REF parameter.
12298 (symtab_node::binds_to_current_def_p): Declare.
12299 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
12300 (cgraph_node::function_symbol): Likewise.
12301 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12302 (cgraph_node::get_availability): Likewise.
12303 (cgraph_edge::binds_to_current_def_p): New inline function.
12304 (varpool_node::get_availability): Add REF parameter.
12305 (varpool_node::ultimate_alias_target): Likewise.
12306 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
12307 (symtab_node::binds_to_current_def_p): Likewise.
12308 * varpool.c (varpool_node::get_availability): Likewise.
12310 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12313 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
12314 Fix mode size check.
12316 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12318 * BASE-VER: Set to 7.0.0.
12320 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
12322 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
12324 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12326 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
12327 architecture revisions.
12329 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
12331 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
12332 * config/i386/i386.c (ix86_using_red_zone): No longer static.
12333 * config/i386/i386.md (stack decrement to push peepholes): Guard
12334 with !x86_using_red_zone ().
12336 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12339 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
12340 to dump_generic_node.
12341 (NIY): Pass also flags to do_niy.
12343 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
12345 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
12346 (simd_clone_vector_of_formal_parm_types)
12347 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
12348 (simd_clone_mangle, simd_clone_create)
12349 (simd_clone_adjust_return_type, create_tmp_simd_array)
12350 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
12351 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
12352 (ipa_simd_modify_function_body, simd_clone_linear_addend)
12353 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
12354 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
12355 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
12356 * omp-simd-clone.c: ... this new file.
12357 (simd_clone_vector_of_formal_parm_types): Make it static.
12358 * Makefile.in (OBJS): Add omp-simd-clone.o.
12360 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12363 * config/i386/sse.md: Use proper memory operand modifiers.
12366 2016-04-15 Richard Biener <rguenther@suse.de>
12367 Alan Modra <amodra@gmail.com>
12369 PR tree-optimization/70130
12370 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
12371 when alignment stays not the same and no not use the realign
12374 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12377 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12378 direct move handlers for KFmode. Change TFmode handlers test from
12379 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
12381 2016-04-14 Jakub Jelinek <jakub@redhat.com>
12384 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
12385 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
12386 (inlined_polymorphic_ctor_dtor_block_p): Use it.
12387 * tree-ssa-live.c (remove_unused_scope_block_p): When
12388 in_ctor_dtor_block, avoid discarding not just BLOCKs with
12389 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
12390 block_ultimate_origin is FUNCTION_DECL.
12391 (remove_unused_locals): If current_function_decl is
12392 polymorphic_ctor_dtor_p, pass initial true to
12393 remove_unused_scope_block_p' is_ctor_dtor_block.
12395 2016-04-14 Martin Sebor <msebor@redhat.com>
12400 * doc/extend.texi (Variable Length): Revert.
12402 2016-04-14 Marek Polacek <polacek@redhat.com>
12403 Jan Hubicka <hubicka@ucw.cz>
12406 * tree.c (verify_type): Disable the canonical type of main variant
12409 2016-04-14 Jason Merrill <jason@redhat.com>
12411 * cfgexpand.c, expr.c: Revert previous change.
12413 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
12415 PR middle-end/70643
12416 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
12417 when building a mem ref for the incoming reduction variable.
12419 2016-04-14 Richard Biener <rguenther@suse.de>
12421 PR tree-optimization/70614
12422 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
12423 loop if the evolution dropped to chrec_dont_know.
12424 (interpret_condition_phi): Likewise.
12426 2016-04-14 Richard Biener <rguenther@suse.de>
12428 PR tree-optimization/70623
12429 * tree-ssa-pre.c (changed_blocks): Make global ...
12430 (compute_antic): ... local here. Move and fix worklist
12431 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
12432 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
12433 worklist handling, dump when ANTIC_IN changed.
12434 (compute_partial_antic_aux): Remove worklist handling.
12435 (init_pre): Do not compute post dominators. Add a comment about
12436 the CFG order chosen.
12437 (fini_pre): Do not free post dominators.
12439 2016-04-13 Martin Sebor <msebor@redhat.com>
12444 * doc/extend.texi (Variable Length): Document C++ specifics.
12446 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12449 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
12450 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
12451 eh edges have been purged.
12454 * tree-sra.c (create_access_replacement,
12455 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
12457 * tree-pretty-print.c (dump_fancy_name): New function.
12458 (dump_decl_name, dump_generic_node): Use it.
12460 2016-04-13 Jason Merrill <jason@redhat.com>
12462 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
12463 * expr.c (expand_expr_real_1): Likewise.
12465 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
12467 * config/i386/i386.md (kunpckhi): Swap operands.
12468 (kunpcksi): Likewise.
12469 (kunpckdi): Likewise.
12470 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
12471 (vec_pack_trunc_<mode>): Likewise.
12473 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12476 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
12478 PR middle-end/70633
12479 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
12480 gimplification turns some element into non-constant.
12483 * rtl.h (convert_memory_address_addr_space_1): New prototype.
12484 * explow.c (convert_memory_address_addr_space_1): No longer static,
12485 add NO_EMIT argument and don't call convert_modes if true, pass
12486 it down recursively, remove break after return.
12487 (convert_memory_address_addr_space): Adjust caller.
12488 * simplify-rtx.c (simplify_unary_operation_1): Call
12489 convert_memory_address_addr_space_1 instead of convert_memory_address,
12490 if it returns NULL, don't simplify.
12492 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
12495 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
12497 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12499 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12500 Bump the upper SIMDLEN limits, so that if the return type or
12501 characteristic type if the return type is void can be passed in
12502 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
12505 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12508 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
12509 Do not use "=" constraint on an input constraint.
12510 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
12511 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
12512 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
12513 generates (neg (abs ...)) instead of (abs ...).
12515 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12517 PR rtl-optimization/70596
12518 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
12519 just invalidate LRA data and reset them. Adjust dump wording.
12521 2016-04-12 Martin Liska <mliska@suse.cz>
12524 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12526 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12528 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12529 max_loop_iterations_int.
12530 (tree_unswitch_outer_loop): Likewise.
12531 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12532 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12534 2016-04-12 Tom de Vries <tom@codesourcery.com>
12536 PR tree-optimization/68756
12537 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
12538 instead of new_name.
12540 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12542 PR tree-optimization/70602
12543 * tree-sra.c (generate_subtree_copies): Don't write anything into
12544 constant pool decls.
12546 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
12547 regardless whether there are depend clauses or not.
12549 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12552 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
12553 target attribute and pragma from changing the -mfloat128
12554 and -mfloat128-hardware options.
12556 * doc/extend.texi (Additional Floating Types): Document PowerPC
12557 __float128 restrictions.
12559 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12562 * config/aarch64/driver-aarch64.c
12563 (aarch64_get_extension_string_for_isa_flags): New.
12564 (arch_extension): Rename to...
12565 (aarch64_arch_extension): ...This.
12566 (ext_to_feat_string): Rename to...
12567 (aarch64_extensions): ...This.
12568 (aarch64_core_data): Keep track of architecture extension flags.
12569 (cpu_data): Rename to...
12570 (aarch64_cpu_data): ...This.
12571 (aarch64_arch_driver_info): Keep track of architecture extension
12573 (get_arch_name_from_id): Rename to...
12574 (get_arch_from_id): ...This, change return type.
12575 (host_detect_local_cpu): Update and reformat for renames, handle
12576 extensions through common infrastructure.
12578 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12581 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
12582 track of a canonical flag name.
12583 (all_extensions): Likewise.
12584 (arch_to_arch_name): Also track extension flags enabled by the arch.
12585 (all_architectures): Likewise.
12586 (aarch64_parse_extension): Move to here.
12587 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
12589 (aarch64_rewrite_selected_cpu): Update for above change.
12590 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
12591 are handled, such that the single explicit value enabled by an
12592 extension is kept seperate from the implicit values it also enables.
12593 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
12595 (aarch64_parse_extension): New.
12596 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
12597 here to config/aarch64/aarch64-protos.h.
12598 (aarch64_parse_extension): Move from here to
12599 common/config/aarch64/aarch64-common.c.
12600 (aarch64_option_print): Update.
12601 (aarch64_declare_function_name): Likewise.
12602 (aarch64_start_file): Likewise.
12603 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
12604 the canonical flag for extensions.
12605 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
12608 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12610 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
12613 2016-04-09 Tom de Vries <tom@codesourcery.com>
12615 PR tree-optimization/68953
12616 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
12617 first to last subscript.
12619 2016-04-09 Jakub Jelinek <jakub@redhat.com>
12621 PR tree-optimization/70586
12622 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
12625 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
12629 PR tree-optimization/70373
12630 PR middle-end/70533
12631 PR middle-end/70534
12632 PR middle-end/70535
12633 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
12634 clauses for acc parallel reductions as necessary. Error on those
12636 * omp-low.c (scan_sharing_clauses): Don't install variables which
12637 are used in acc parallel reductions.
12638 (lower_rec_input_clauses): Remove dead code.
12639 (lower_oacc_reductions): Add support for reference reductions.
12640 (lower_reduction_clauses): Remove dead code.
12641 (lower_omp_target): Don't remap variables appearing in acc parallel
12643 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
12645 2016-04-08 Jakub Jelinek <jakub@redhat.com>
12647 PR middle-end/70593
12648 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
12649 with multiple SSA_NAME defs, force the outputs other than first
12650 to be live before calling live_track_process_def on each output.
12652 PR rtl-optimization/70574
12653 * fwprop.c (forward_propagate_and_simplify): Don't add
12654 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
12655 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
12656 paradoxical subregs within *loc.
12658 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
12660 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
12661 -ftree-parallelize-loops={0,1}.
12662 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
12663 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
12664 * config/ia64/hpux.h (LIB_SPEC): Likewise.
12665 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12666 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
12668 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
12671 * asan.c (instrument_derefs): If we get unknown location, extract it
12672 with EXPR_LOCATION.
12673 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
12675 2016-04-08 Tom de Vries <tom@codesourcery.com>
12677 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
12678 implicit firstprivate clause.
12680 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12683 * config/arm/thumb2.md (tst + branch-> lsls + branch
12684 peephole below *orsi_not_shiftsi_si): Require that condition
12685 register is dead after the peephole.
12686 (second peephole after the above): Likewise.
12688 2016-04-08 Alan Modra <amodra@gmail.com>
12691 * builtins.c (fold_builtin_classify): For IBM extended precision,
12692 look at just the high-order double to test for NaN.
12693 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
12694 test just the high double for Inf but both doubles for subnormal
12697 2016-04-07 Jakub Jelinek <jakub@redhat.com>
12699 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
12700 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
12701 node->simdclone->mask_mode != VOIDmode masks.
12702 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
12703 earlier, use it instead of node->simdclone.
12704 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12705 Set clonei->mask_mode.
12707 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12710 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
12711 Pass it through to cp_parser_already_scoped_statement.
12712 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
12713 it through to cp_parser_statement.
12714 (cp_parser_statement): Pass IF_P through to
12715 cp_parser_iteration_statement.
12716 (cp_parser_pragma): Adjust call to
12717 cp_parser_iteration_statement.
12719 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12722 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
12723 resolve a future -Wparentheses warning.
12724 * omp-low.c (scan_sharing_clauses): Likewise.
12725 * tree-parloops.c (eliminate_local_variables): Likewise.
12727 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
12729 PR rtl-optimization/70398
12730 * lra-constraints.c (process_address_1): Check zero scale and code
12731 for reloading with zero scale.
12733 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
12736 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
12738 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12740 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12741 Add support for AVX512F clones, include them by default for
12742 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12743 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12746 PR middle-end/70550
12747 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12748 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12749 firstprivate clauses.
12750 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12751 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12752 (lower_omp_target): Set TREE_NO_WARNING for
12753 non-addressable possibly uninitialized vars which are copied into
12754 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12756 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12758 * config/pa/predicates.md (integer_store_memory_operand): Accept
12759 REG+D operands with a large offset when reload_in_progress is true.
12760 (floating_point_store_memory_operand): Likewise.
12762 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12765 * match.pd (nested int casts): Limit to GIMPLE.
12767 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12770 * ipa-devirt.c (maybe_record_node): Fix comment; use
12771 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12773 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12775 PR rtl-optimization/70542
12776 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12777 if there are any uses other than insn or debug insns.
12779 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12780 Jakub Jelinek <jakub@redhat.com>
12782 PR tree-optimization/70509
12783 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12784 Shift HOST_WIDE_INT_1U instead of 1.
12786 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12788 PR tree-optimization/70509
12789 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12790 of the vector base type for index.
12792 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12795 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12797 2016-04-05 Richard Biener <rguenther@suse.de>
12799 PR tree-optimization/70526
12800 * tree-sra.c (build_ref_for_offset): Use prev_base to
12801 extract the alias pointer type.
12803 2016-04-05 Richard Biener <rguenther@suse.de>
12805 * dse.c (struct store_info): Remove alias_set member.
12806 (struct read_info_type): Likewise.
12807 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12808 spill_deleted, clear_alias_set_lookup): Remove.
12809 (get_group_info): Remove dead base == NULL_RTX case.
12810 (dse_step0): Remove initialization of removed variables.
12811 (delete_dead_store_insn): Reomve alias set dumping.
12812 (free_read_records): Remove alias_set handling.
12813 (canon_address): Remove alias_set_out parameter.
12814 (record_store): Remove spill_alias_set, it's always zero.
12815 (check_mem_read_rtx): Likewise.
12816 (dse_step2): Rename from ...
12817 (dse_step2_nospill): ... this. Adjust.
12818 (scan_stores): Rename from ...
12819 (scan_stores_nospill): ... this.
12820 (scan_reads): Rename from ...
12821 (scan_reads_nospill): ... this.
12822 (scan_stores_spill, scan_reads_spill): Remove.
12823 (dse_step3_scan): Remove for_spills argument which is always false.
12824 (dse_step3): Likewise.
12825 (dse_step5): Rename from ...
12826 (dse_step5_nospill): ... this. Remove alias_set handling.
12827 (rest_of_handle_dse): Adjust.
12829 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12832 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12833 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12834 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12835 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
12837 2016-04-05 Richard Biener <rguenther@suse.de>
12839 PR middle-end/70499
12840 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
12841 non-register type temporaries into SSA.
12843 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
12846 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
12847 calls when sanitizing.
12848 (possible_polymorphic_call_target_p): Fix formatting.
12850 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12851 Jakub Jelinek <jakub@redhat.com>
12853 PR middle-end/70457
12854 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
12855 to ensure a call statement is compatible with a built-in's
12857 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
12860 2016-04-04 Richard Biener <rguenther@suse.de>
12862 PR rtl-optimization/70484
12863 * rtl.h (canon_output_dependence): Declare.
12864 * alias.c (canon_output_dependence): New function.
12865 * dse.c (record_store): Use canon_output_dependence rather
12866 than canon_true_dependence.
12868 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12871 * cgraph.h (symtab_node::copy_visibility_from): New function.
12872 * symtab.c (symtab_node::copy_visibility_from): New function.
12873 * ipa-visibility.c (optimize_weakref): New function.
12874 (function_and_variable_visibility): Use it.
12876 2016-04-04 Martin Liska <mliska@suse.cz>
12879 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
12880 value that is really in range handled by SBR instruction.
12881 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
12882 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
12883 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
12885 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
12889 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
12890 set, but not for SP_REG operands.
12892 2016-04-02 Martin Sebor <msebor@redhat.com>
12895 * fold-const.c (maybe_nonzero_address): New function.
12896 (fold_comparison): Call it. Fold equality and relational
12897 expressions involving null pointers.
12898 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
12900 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
12902 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
12903 the "Y" constraint (scalar FP 0.0 immediate).
12905 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
12906 Add the "const_double" to the list of operand constraints.
12908 2016-04-01 Jakub Jelinek <jakub@redhat.com>
12910 PR rtl-optimization/70467
12911 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
12912 If low word of the last operand is 0, just emit addition/subtraction
12915 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12918 * config/s390/s390.c (s390_expand_insv): Check for everything
12919 constant instead of just VOIDmode stuff.
12921 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12924 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
12926 2016-04-01 Nathan Sidwell <nathan@acm.org>
12928 * tree.def (TRY_CATCH_EXPR): Correct documentation.
12930 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
12932 PR rtl-optimization/70461
12933 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
12936 2016-03-31 Martin Liska <mliska@suse.cz>
12939 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
12940 a tree value or an immediate integer value to a buffer
12941 that is eventually copied to a BRIG section.
12942 (emit_immediate_operand): Call the function here.
12943 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
12944 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
12945 of class' fields that are removed.
12946 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
12947 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
12948 m_brig_repr_size fields.
12950 2016-03-31 Martin Liska <mliska@suse.cz>
12953 * hsa-gen.c (hsa_function_representation::update_dominance): New
12955 (convert_addr_to_flat_segment): Likewise.
12956 (gen_hsa_memory_set): New alignment argument.
12957 (gen_hsa_ctor_assignment): Likewise.
12958 (gen_hsa_insns_for_single_assignment): Provide alignment
12959 to gen_hsa_ctor_assignment.
12960 (gen_hsa_insns_for_direct_call): Add new argument.
12961 (expand_lhs_of_string_op): New function.
12962 (expand_string_operation_builtin): Likewise.
12963 (expand_memory_copy): New function.
12964 (expand_memory_set): New function.
12965 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
12966 (convert_switch_statements): Change signature.
12967 (generate_hsa): Use a return value of the function.
12968 (pass_gen_hsail::execute): Do not call
12969 convert_switch_statements here.
12970 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
12971 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
12972 (hsa_function_representation::update_dominance): New function.
12974 2016-03-31 Martin Liska <mliska@suse.cz>
12977 * hsa-brig.c (emit_directive_variable): Emit alignment
12978 according to hsa_symbol::m_align.
12979 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
12980 (dump_hsa_symbol): Dump alignment of HSA symbols.
12981 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
12982 (gen_hsa_addr_with_align): New function.
12983 (hsa_bitmemref_alignment): Use newly added function.
12984 (gen_hsa_insns_for_load): Likewise.
12985 (gen_hsa_insns_for_store): Likewise.
12986 (gen_hsa_memory_copy): New argument added.
12987 (gen_hsa_insns_for_single_assignment): Respect
12988 alignment for assignments processed via gen_hsa_memory_copy.
12989 (gen_hsa_insns_for_direct_call): Likewise.
12990 (gen_hsa_insns_for_return): Likewise.
12991 (gen_function_def_parameters): Set default alignment.
12992 * hsa.c (hsa_object_alignment): New function.
12993 (hsa_byte_alignment): Pasted function.
12994 * hsa.h (hsa_symbol::m_align): New field.
12996 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12998 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
12999 scratch field for goto case.
13001 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
13003 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
13005 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
13008 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
13009 (scalar_chain::convert_insn): Call convert_op for reg
13010 moves to handle undefined registers.
13012 2016-03-31 Nathan Sidwell <nathan@acm.org>
13015 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
13016 Assert we don't want to move backwards.
13018 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
13021 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
13023 2016-03-31 Jakub Jelinek <jakub@redhat.com>
13025 PR rtl-optimization/70460
13026 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
13027 with operand from REG_LABEL_OPERAND, instead substitute
13028 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
13029 Don't do anything for REG_NON_LOCAL_GOTO jumps.
13031 2016-03-31 Martin Liska <mliska@suse.cz>
13033 * passes.c (execute_one_pass): Do not call
13034 todo_after for a discarded function.
13036 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13038 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
13039 (no_cost, infinite_cost): Initialize the new field.
13040 (get_computation_cost_at): Record setup cost.
13041 (determine_use_iv_cost_address): Skip cost computation for sub
13042 uses if we can estimate it without losing accuracy.
13044 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13046 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
13048 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13049 max_loop_iterations_int.
13050 (tree_unswitch_outer_loop): Likewise.
13051 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13052 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
13054 2016-03-30 Richard Biener <rguenther@suse.de>
13056 PR middle-end/70450
13057 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
13059 2016-03-30 Jakub Jelinek <jakub@redhat.com>
13062 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
13063 in gen_blendm expander.
13065 2016-03-30 Nick Clifton <nickc@redhat.com>
13068 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
13069 case where we are already provided with an SImode SUBREG.
13071 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
13074 * config/i386/i386.c (ix86_expand_epilogue): Properly check
13075 conflict between DRAP register and __builtin_eh_return.
13077 2016-03-30 Michael Matz <matz@suse.de>
13078 Richard Biener <rguenther@suse.de>
13081 * ipa-polymorphic-call.c (struct type_change_info): Change
13082 speculative to an unsigned allowing to limit the work we do.
13083 (csftc_abort_walking_p): New inline function..
13084 (check_stmt_for_type_change): Limit the number of may-defs
13085 skipped for speculative devirtualization to
13086 max-speculative-devirt-maydefs.
13087 * params.def (max-speculative-devirt-maydefs): New param.
13088 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
13090 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
13093 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
13096 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
13098 PR tree-optimization/59124
13099 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
13100 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
13102 2016-03-29 Jeff Law <law@redhat.com>
13104 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
13106 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13108 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
13111 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
13113 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
13114 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
13115 gcrt0.o if linking dynamically.
13117 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13120 * ipa-devirt.c (methods_equal_p): New function.
13121 (compare_virtual_tables): Use it.
13122 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
13123 * cgraphclones.c (clone_function_name_1): Use
13124 symbol_table::symbol_suffix_separator.
13125 * coverage.c (build_var): Likewise.
13126 * symtab.c (symbol_table::symbol_suffix_separator): New.
13128 2016-03-29 Jakub Jelinek <jakub@redhat.com>
13130 PR rtl-optimization/70429
13131 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
13132 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
13133 mode != result_mode.
13136 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
13138 PR tree-optimization/70405
13139 * ssa-iterators.h (num_imm_uses): Add missing braces.
13141 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
13143 PR rtl-optimization/68695
13144 * ira-color.c (allocno_copy_cost_saving): New.
13145 (improve_allocation): Use it.
13147 2016-03-29 Richard Henderson <rth@redhat.com>
13149 PR middle-end/70355
13150 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
13152 2016-03-29 Richard Biener <rguenther@suse.de>
13154 PR middle-end/70424
13155 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
13156 use alignment returned by get_pointer_alignment_1 if it is
13157 bigger than BITS_PER_UNIT.
13158 * builtins.c (get_pointer_alignment_1): Do not return true
13159 for alignment extracted from SSA info.
13161 2016-03-28 James Bowman <james.bowman@ftdichip.com>
13163 * config/ft32/ft32.opt (mnodiv): New.
13164 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
13165 * doc/invoke.texi (FT32 Options -mnodiv): New.
13167 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
13170 * config/i386/i386.md (define_split, andn): Fix modes.
13172 2016-03-26 Richard Biener <rguenther@suse.de>
13173 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13176 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
13178 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
13179 as 2nd argument to cl_optimization_restore().
13181 2016-03-25 Richard Henderson <rth@redhat.com>
13184 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
13185 * config/aarch64/aarch64-protos.h: Declare it.
13186 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
13188 2016-03-25 Alan Modra <amodra@gmail.com>
13191 * config/rs6000/constraints.md (j): Simplify.
13192 * config/rs6000/predicates.md (easy_fp_constant): Exclude
13194 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
13195 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
13196 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
13197 in all constraint alternatives.
13198 (movtd_64bit_nodm): Delete "j" constraint alternative.
13200 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13202 * tree-ssa-propagate.c: Enhance docs for
13203 SSA_PROP_NOT_INTERESTING.
13205 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13207 * doc/extend.texi: Fix typo in documentation to pure attribute.
13209 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
13212 * config/pa/pa.md (bswapdi2): Use a scratch register.
13214 2016-03-24 Richard Henderson <rth@redhat.com>
13216 PR middle-end/69845
13217 * fold-const.c (extract_muldiv_1): Correct test for multiplication
13220 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
13222 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
13223 using ix86_expand_binary_operator instead of gen_andsi3.
13225 2016-03-24 Richard Biener <rguenther@suse.de>
13227 PR tree-optimization/70396
13228 * tree-vect-stmts.c (vectorizable_comparison): Use
13229 get_vectype_for_scalar_type.
13231 2016-03-24 Richard Biener <rguenther@suse.de>
13233 PR middle-end/70370
13234 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
13235 with register bases.
13237 2016-03-24 Richard Biener <rguenther@suse.de>
13239 PR tree-optimization/70372
13240 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
13241 build_all_ones_cst to also handle vector types correctly.
13243 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13246 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
13249 2016-03-23 Marek Polacek <polacek@redhat.com>
13252 * doc/invoke.texi: Document -Wignored-attributes.
13254 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13256 PR tree-optimization/69042
13257 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
13258 parameter from 30 to 40.
13260 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13262 PR tree-optimization/69042
13263 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
13264 for use with constant offset stripped in base.
13266 2016-03-23 Richard Biener <rguenther@suse.de>
13268 PR middle-end/70251
13269 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
13270 mode compatibility check.
13271 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13273 2016-03-23 Jeff Law <law@redhat.com>
13275 PR tree-optimization/64058
13276 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
13278 (struct ssa_conflicts): Move up earlier in the file.
13279 (conflicts_, var_map_): New static variables.
13280 (initialize_conflict_count): New function to initialize the
13281 CONFLICT_COUNT field for each conflict pair.
13282 (compare_pairs): Lazily initialize the conflict count and use it
13283 as the first tie-breaker.
13284 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
13285 and wipe conflicts_ and map_ around the call to qsort. Remove
13286 special case for 2 coalesce pairs.
13287 * bitmap.c (bitmap_count_unique_bits): New function.
13288 (bitmap_count_bits_in_word): New function, extracted from
13290 (bitmap_count_bits): Use bitmap_count_bits_in_word.
13291 * bitmap.h (bitmap_count_unique_bits): Declare it.
13293 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
13296 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
13297 transparent alias chain for decl assembler name.
13298 * config/sol2.c (solaris_assemble_visibility): Likewise.
13300 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13302 * config/arm/arm1020e.md (1020call_op): Reduce reservation
13304 (v10_fdivs): Likewise.
13305 (v10_fdivd): Likewise.
13307 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13310 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
13311 to not call fclose twice on file.
13313 2016-03-23 Jakub Jelinek <jakub@redhat.com>
13315 PR tree-optimization/70354
13316 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13317 oprnd0 is wider than oprnd1 and there is a cast from the wider
13318 type to oprnd1, mask it with the mask of the narrower type.
13321 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
13322 Optimize TARGET_STV splitters, if high or low word of last argument
13325 2016-03-22 Jeff Law <law@redhat.com>
13328 tree-ssa-threadbackward.c
13329 (fsm_find_control_statement_thread_paths): Correctly distinguish
13330 between old style jump threads vs FSM jump threads.
13332 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
13335 * config/i386/i386.c (scalar_chain::convert_op): Support
13336 uninitialized register usage case.
13338 2016-03-22 Richard Biener <rguenther@suse.de>
13340 PR middle-end/70251
13341 * genmatch.c (gen_transform): Adjust last parameter to a three-state
13343 (capture::gen_transform): ... to change behavior when substituting
13344 a condition into cond or not-cond expr context.
13345 (dt_simplify::gen_1): Adjust.
13346 * gimple-match-head.c: Include gimplify.h for unshare_expr.
13347 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
13348 last change and instead change to
13349 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
13350 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13352 2016-03-22 Anthony Green <green@moxielogic.com>
13354 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
13355 issue for moxiebox targets.
13356 (CC1PLUS_SPEC): Ditto.
13358 2016-03-22 Richard Biener <rguenther@suse.de>
13360 PR middle-end/70333
13361 * fold-const.c (extract_muldiv_1): Properly perform multiplication
13364 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13366 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
13368 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13371 * config/i386/i386.c (def_builtin): Handle
13372 OPTION_MASK_ISA_AVX512VL to be and-ed with other
13374 (const struct builtin_description bdesc_special_args[]):
13375 Remove duplicate ISA bits.
13377 2016-03-22 Jakub Jelinek <jakub@redhat.com>
13380 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
13381 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
13382 in a way that works also for AVX512BW.
13385 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
13386 instead of source if operands[1] is xmm16 and above and
13387 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
13388 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
13391 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
13392 on assign if (*from_p) is a comparison, set it to
13393 TREE_NO_WARNING (*from_p).
13395 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13397 PR middle-end/70326
13398 * lra.c (restore_scratches): Ignore deleted insns.
13400 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
13401 Jakub Jelinek <jakub@redhat.com>
13403 PR tree-optimization/70317
13404 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
13407 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
13410 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
13411 of ix86_expand_move.
13413 (movti): Use general_operand for operand 1 predicate.
13415 2016-03-21 Martin Liska <mliska@suse.cz>
13417 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
13419 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
13421 2016-03-21 Martin Liska <mliska@suse.cz>
13424 * ipa-icf.c (sem_function::parse): Skip static
13425 constructors and destructors.
13427 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13430 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
13431 function-like macro, peek following token(s) if it is followed
13432 by CPP_OPEN_PAREN token with optional padding in between, and
13433 if not, don't treat it like a macro.
13435 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
13436 Alexander Monakov <amonakov@ispras.ru>
13438 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
13439 for the stabs debug format.
13441 2016-03-21 Richard Biener <rguenther@suse.de>
13443 PR tree-optimization/70310
13444 * tree-vect-generic.c (expand_vector_condition): Fold the built
13447 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
13450 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
13451 Block third alternative for AVX-512VL target,
13453 2016-03-21 Martin Liska <mliska@suse.cz>
13456 * hsa-brig.c (emit_function_directives): Mark unemitted
13457 global variables for emission.
13458 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
13459 (get_symbol_for_decl): Likewise.
13460 * hsa.h (struct hsa_symbol): New flag.
13462 2016-03-21 Richard Biener <rguenther@suse.de>
13464 PR tree-optimization/70288
13465 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
13466 we do not estimate unsimplified all-constant conditionals or
13467 switches as optimized away.
13469 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
13471 PR rtl-optimization/69102
13472 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
13473 when we have a readonly dependency context.
13475 2016-03-18 Jeff Law <law@redhat.com>
13477 PR rtl-optimization/70263
13478 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
13479 (update_equiv_regs): When trying to move a store to after the insn
13480 that sets the source of the store, make sure the store occurs after
13481 the insn that sets the source of the store. When successful note
13482 the REG_EQUIV note created in the dump file.
13484 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
13485 Bernd Schmidt <bschmidt@redhat.com>
13487 * doc/extend.texi: Document more potential problems with basic asms.
13489 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
13491 PR rtl-optimization/70278
13492 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
13495 2016-03-18 Jason Merrill <jason@redhat.com>
13497 * calls.c (load_register_parameters): Fix zero size sibcall logic.
13499 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
13501 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
13502 values to 128b regs.
13504 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13506 PR tree-optimization/70252
13507 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
13508 boolean vector has a proper number of elements.
13509 (supportable_narrowing_operation): Likewise.
13511 2016-03-18 Tom de Vries <tom@codesourcery.com>
13514 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
13516 2016-03-18 Jakub Jelinek <jakub@redhat.com>
13518 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
13519 instead of replace_rtx for DEBUG_INSNs.
13521 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13523 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
13524 load type reservations.
13526 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
13529 * config/pa/constraints.md: Revert 2015-02-13 change. Use
13530 define_constraint for "Q" and "T" constraints.
13532 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
13534 Tweak the pipeline model for Exynos M1
13536 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
13539 2016-03-17 David Malcolm <dmalcolm@redhat.com>
13542 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
13543 where one or both locations aren't within a line_map.
13545 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
13548 * opts.c (finish_options): Don't set flag_pie to the default if
13549 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
13552 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
13554 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
13555 true as ALL_REGS argument to replace_rtx.
13557 2016-03-17 Richard Biener <rguenther@suse.de>
13560 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
13563 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13566 * rtl.h (replace_rtx): Add ALL_REGS argument.
13567 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
13568 equality and assert mode is the same, instead of just rtx pointer
13570 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
13571 true as ALL_REGS argument to replace_rtx.
13573 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
13575 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
13576 for boolean vector with vector mode only.
13577 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13579 2016-03-17 Nick Clifton <nickc@redhat.com>
13582 * config/rx/rx.c (rx_print_integer): Print negative constants in
13585 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13588 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
13590 2016-03-16 Richard Henderson <rth@redhat.com>
13591 Richard Biener <rguenth@suse.de>
13593 PR middle-end/70240
13594 PR middle-end/68215
13596 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
13597 first operand as is_gimple_condexpr.
13599 PR middle-end/70240
13600 PR middle-end/68215
13602 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
13603 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
13604 Do not gimplify the result.
13605 (do_unop): Adjust call to tree_vec_extract.
13606 (do_binop): Likewise.
13607 (do_compare): Likewise.
13608 (do_plus_minus): Likewise.
13609 (do_negate): Likewise.
13610 (expand_vector_condition): Likewise.
13611 (do_cond): Likewise.
13613 2016-03-16 Richard Henderson <rth@redhat.com>
13616 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
13617 (aarch64_classify_address): Use it.
13618 (aarch64_legitimize_address): Force all subexpressions of PLUS
13619 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
13621 2016-03-16 Jakub Jelinek <jakub@redhat.com>
13622 Richard Biener <rguenth@suse.de>
13625 * rtlanal.c (replace_rtx): For REG, if from is a REG,
13626 return to even if only REGNO is equal, and assert
13629 2016-03-11 Jeff Law <law@redhat.com>
13631 PR rtl-optimization/70224
13632 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
13634 2016-03-16 Richard Henderson <rth@redhat.com>
13636 PR middle-end/70199
13637 * function.h (struct function): Add has_forced_label_in_static.
13638 * gimplify.c (force_labels_r): Set it.
13639 * lto-streamer-in.c (input_struct_function_base): Read it.
13640 * lto-streamer-out.c (output_struct_function_base): Write it.
13641 * tree-inline.c (has_label_address_in_static_1): Remove.
13642 (copy_forbidden): Remove fndecl parameter; test
13643 has_forced_label_in_static.
13644 (inline_forbidden_p): Update call to copy_forbidden.
13645 (tree_versionable_function_p): Likewise.
13646 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
13647 (chkp_versioning): Likewise.
13648 * tree-inline.h (copy_forbidden): Update decl.
13650 2016-03-16 Marek Polacek <polacek@redhat.com>
13653 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
13654 function being thunked if the result type doesn't have fixed size.
13655 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
13656 doesn't have fixed size.
13658 2016-03-16 Bin Cheng <bin.cheng@arm.com>
13660 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
13661 reporting malformed loop nest.
13663 2016-03-16 Tom de Vries <tom@codesourcery.com>
13666 * ipa-devirt.c (possible_polymorphic_call_targets): Move
13667 nodes.length () == 1 test to before first nodes[0] access.
13669 2016-03-16 Tom de Vries <tom@codesourcery.com>
13671 PR tree-optimization/68715
13672 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
13673 single_pred_p test.
13675 2016-03-16 Tom de Vries <tom@codesourcery.com>
13677 PR tree-optimization/68809
13678 * graphite-scop-detection.c (same_close_phi_node): Test if result types
13681 2016-03-16 Carlos O'Donell <carlos@redhat.com>
13682 Sandra Loosemore <sandra@codesourcery.com>
13684 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
13685 on leaf attribute. Mention ELF interposition problems.
13687 2016-03-16 Alan Modra <amodra@gmail.com>
13689 PR rtl-optimization/69195
13690 PR rtl-optimization/47992
13691 * ira.c (indirect_jump_optimize): Ignore artificial defs.
13694 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
13697 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13699 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13701 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
13703 2016-03-15 Jakub Jelinek <jakub@redhat.com>
13705 PR rtl-optimization/70222
13706 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
13707 optimization if mode is different from result_mode, queue up masking
13708 of the result in outer_op. Formatting fix.
13710 PR middle-end/70239
13711 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
13714 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13716 PR rtl-optimization/69032
13717 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
13718 looping backwards over basic block insns.
13720 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13723 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
13724 to non-speculative when propagating trap bits.
13726 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13728 PR rtl-optimization/63384
13729 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
13730 DEBUG_INSN_P insns.
13732 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13735 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
13736 factored out from ...
13737 (sched_analyze_insn): ... here.
13738 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13739 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13740 get_implicit_reg_pending_clobbers in it.
13741 (setup_id_reg_sets): Use setup_id_implicit_regs.
13742 (deps_init_id): Ditto.
13744 2016-03-15 Tom de Vries <tom@codesourcery.com>
13747 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13749 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13750 execute_function_dump.
13751 (execute_one_pass): Don't dump function if it will be dumped after ipa
13754 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13756 * genrecog.c (match_pattern_2): If pred is NULL don't call
13757 safe_predicate_mode on it.
13759 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13761 PR middle-end/70219
13762 * lra-constraints.c (delete_move_and_clobber): Change assertion
13763 to also allow dregno == 0.
13765 2016-03-14 Richard Henderson <rth@redhat.com>
13768 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13769 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13770 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13771 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13774 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13777 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13779 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13781 * lra-constraints.c (split_reg): For hard regs, try to find the
13782 biggest single-register mode used in the function.
13784 2016-03-14 Richard Biener <rguenther@suse.de>
13786 PR tree-optimization/56365
13787 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13788 constants to compare against.
13790 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13793 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13794 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13795 (define_split for the GPR case): Use int_reg_operand instead of
13796 gpc_reg_operand for the output.
13798 2016-03-14 Tom de Vries <tom@codesourcery.com>
13800 PR tree-optimization/70045
13801 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13802 create_empty_if_region_on_edge argument.
13804 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13806 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13807 (STACK_CHECK_PROTECT): Likewise.
13808 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13809 (STACK_CHECK_PROTECT): Likewise.
13810 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13811 (STACK_CHECK_PROTECT): Likewise.
13812 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13813 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13814 (STACK_CHECK_PROTECT): Likewise.
13816 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13818 PR rtl-optimization/69307
13819 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13820 registers in modes that span more than one register.
13822 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13825 * lra-constraints.c (delete_move_and_clobber): New.
13826 (remove_inheritance_pseudos): Use it.
13828 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13831 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13832 the libcall is LCT_THROW.
13833 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13834 for the checking routine.
13836 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13839 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
13840 optimization if we have direct move.
13841 (roundu32<mode>2_fprs): Likewise.
13843 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
13846 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
13848 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
13849 Arguments swapped. All callers changed. Take reg_renumber into
13850 account, and Calculate and compare register ranges for hard regs.
13852 2016-03-11 Jeff Law <law@redhat.com>
13854 PR tree-optimization/70190
13855 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13856 Handle cases where we can not extract the taken edge, even though we
13857 found a constant value.
13859 PR tree-optimization/64058
13860 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
13861 (num_coalesce_pairs): Move up earlier in file.
13862 (find_coalesce_pair): Initialize the INDEX field for each pair
13864 (compare_pairs): No longer sort on the elements in each pair.
13865 Instead break ties with the index of the coalesce pair.
13867 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13870 * config/aarch64/aarch64-protos.h
13871 (aarch64_save_restore_target_globals): New prototype.
13872 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
13873 Call the above when popping pragma.
13874 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
13876 (aarch64_set_current_function): Rewrite using the above.
13878 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13880 PR tree-optimization/70177
13881 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
13882 (extract_ops_from_tree): ... this. In the 2 argument
13883 overload remove _1 suffix.
13884 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
13885 (extract_ops_from_tree): ... this.
13886 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
13888 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13889 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
13890 extract_ops_from_tree instead of 2 operand one.
13892 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
13894 PR tree-optimization/70013
13895 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
13896 for constant-pool entries.
13898 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13900 PR rtl-optimization/70174
13901 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
13902 followed by gen_lowpart on force_reg instead of just gen_lowpart.
13904 PR tree-optimization/70169
13905 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
13906 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
13909 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13910 Jakub Jelinek <jakub@redhat.com>
13913 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13914 of uninitialized values.
13916 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13918 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
13920 ("*trunctddd2"): New pattern definition.
13921 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
13924 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13926 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
13927 definitions for BFP and DFP rounding modes.
13928 ("fixuns_truncdddi2", "fixuns_trunctddi2")
13929 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
13930 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
13931 ("fix_trunctf<mode>2"): Use the new constants instead of magic
13934 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13936 * config/s390/constraints.md: Adjust comment.
13937 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
13938 s390_decompose_addrstyle_without_index.
13939 * config/s390/predicates.md (shift_count_or_setmem_operand):
13940 Rename to setmem_operand.
13941 * config/s390/s390-protos.h
13942 (s390_decompose_shift_count): Rename to
13943 s390_decompose_addrstyle_without_index.
13944 * config/s390/s390.c (s390_decompose_shift_count)
13945 (s390_mem_constraint, print_shift_count_operand)
13946 (print_operand_address, print_operand): Rename
13947 s390_decompose_shift_count to
13948 s390_decompose_addrstyle_without_index and rename
13949 print_shift_count_operand to print_addrstyle_operand troughout the
13951 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
13952 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
13953 Rename shift_count_or_setmem_operand to setmem_operand.
13954 * config/s390/vx-builtins.md ("vec_insert<mode>")
13955 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
13958 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13961 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13962 Handle overlapping retval and newval.
13964 2016-03-10 Nick Clifton <nickc@redhat.com>
13967 * config/aarch64/aarch64.c
13968 (aarch64_override_options_after_change_1): When forcing
13969 flag_omit_frame_pointer to be true, use a special value that can
13970 be detected if this function is called again, thus preventing
13971 flag_omit_leaf_frame_pointer from being forced to be false.
13973 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13975 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
13976 Set x_flag_omit_leaf_frame_pointer when handling
13977 -momit-leaf-frame-pointer.
13979 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13982 * cgraph.c (cgraph_node::dump): Dump split_part and
13983 indirect_call_target.
13984 * cgraph.h (cgraph_node): Add indirect_call_target flag.
13985 * ipa.c (has_addr_references_p): Cleanup.
13986 (is_indirect_call_target_p): New.
13987 (walk_polymorphic_call_targets): Do not mark virtuals that may be
13988 called indirectly as local.
13989 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
13991 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13994 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13995 on cxa_pure_virtual.
13997 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14000 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
14002 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14005 * tree.c (need_assembler_name_p): Only record main variant type names.
14007 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14010 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
14011 Always define to 0 or 1.
14012 (TARGET_FIX_ERR_A53_843419): New macro.
14013 * config/aarch64/aarch64-elf-raw.h
14014 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
14015 * config/aarch64/aarch64-linux.h: Likewise.
14016 * config/aarch64/aarch64.c
14017 (aarch64_override_options_after_change_1): Do not default
14018 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
14020 (aarch64_attributes): Handle fix-cortex-a53-843419.
14021 (aarch64_can_inline_p): Likewise.
14022 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
14024 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
14025 Jakub Jelinek <jakub@redhat.com>
14027 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
14028 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
14029 DECL_COMMONS if flag_unconstrained_commons is set.
14030 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14031 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
14032 (funconstrained-commons): Document.
14034 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14036 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
14037 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
14039 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
14041 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
14042 has a proper number of elements.
14044 2016-03-10 Alan Modra <amodra@gmail.com>
14046 PR rtl-optimization/69195
14047 PR rtl-optimization/47992
14048 * ira.c (recorded_label_ref): Delete.
14049 (update_equiv_regs): Return void.
14050 (indirect_jump_optimize): New function.
14051 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
14052 before regstat_compute_ri. Don't rebuild_jump_labels here.
14053 Delete update_regstat.
14055 2016-03-10 Richard Biener <rguenther@suse.de>
14057 PR tree-optimization/70128
14058 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14059 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
14061 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14063 PR tree-optimization/70152
14064 * tree-sra.c (replace_removed_params_ssa_names): Copy over
14065 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
14068 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
14069 instead of gen_sse2_loadlpd.
14070 * config/i386/sse.md (*vec_concatv2df): Rename to...
14071 (vec_concatv2df): ... this.
14073 PR tree-optimization/70127
14074 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
14076 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14080 * diagnostic-show-locus.c (compatible_locations_p): New function.
14081 (layout::layout): Sanitize ranges using compatible_locations_p.
14083 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14087 * diagnostic-show-locus.c (layout_range::layout_range): Replace
14088 location_range param with three const expanded_locations * and a
14090 (layout::layout): Replace call to
14091 rich_location::lazily_expand_location with get_expanded_location.
14092 Extract the range and perform location expansion here, passing
14093 the results to the layout_range ctor.
14094 * diagnostic.c (source_range::debug): Delete.
14095 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
14096 of rich_location::get_expanded_location.
14097 * gcc-rich-location.c (get_range_for_expr): Delete.
14098 (gcc_rich_location::add_expr): Reimplement to avoid the
14099 rich_location::add_range overload that took a location_range,
14100 passing a location_t instead.
14102 2016-03-09 Richard Biener <rguenther@suse.de>
14103 Jakub Jelinek <jakub@redhat.com>
14105 PR tree-optimization/70138
14106 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14107 Also skip vect_double_reduction_def.
14109 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14112 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
14113 if the operand is "m".
14115 2016-03-09 Nathan Sidwell <nathan@acm.org>
14117 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
14119 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14121 * config/i386/i386.c (processor_target_table): Fix cost table
14122 intialization order for znver1.
14124 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14126 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
14127 - becuase -> because.
14128 * ipa-reference.c (ignore_module_statics): Likewise.
14129 * cgraph.c (cgraph_node::get_body): Likewise.
14130 * ipa-inline.c (early_inliner): Likewise.
14131 * ipa-devirt.c (types_same_for_odr): Likewise.
14132 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
14133 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
14135 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14137 * tree-ssa-math-opts.c: Fix typo in comment.
14139 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14142 * config/i386/i386.c (scalar_chain::make_vector_copies,
14143 scalar_chain::convert_reg): Call end_sequence in between
14144 get_insns and emit_conversion_insns rather than after both
14147 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
14150 * config/i386/i386.h (machine_function): Add
14151 pc_thunk_call_expanded flag.
14152 (ix86_pc_thunk_call_expanded): New define.
14153 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
14154 (*set_got): Rename insn pattern from set_got.
14155 (*set_got_labelled): Rename inst pattern from set_got_labelled.
14156 * config/i386/i386.c (ix86_compute_frame_layout): Use
14157 ix86_pc_thunk_call_expanded to prevent red-zone.
14159 2016-03-07 Martin Jambor <mjambor@suse.cz>
14161 * hsa.h (hsa_get_ctor_statements): Declare.
14162 (hsa_get_dtor_statements): Likewise.
14163 (hsa_get_kernel_dispatch_type): Likewise.
14164 * hsa.c (hsa_get_ctor_statements): New function.
14165 (hsa_get_dtor_statements): Likewise.
14166 (hsa_get_kernel_dispatch_type): Likewise.
14167 * hsa-brig.c (hsa_cdtor_statements): Removed.
14168 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
14169 hsa_get_dtor_statements.
14170 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
14171 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
14173 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
14175 * config/arm/arm-cores.def (cortex-r8): New.
14176 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
14177 * config/arm/arm-tune.md: Likewise.
14178 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
14180 2016-03-07 Martin Sebor <msebor@redhat.com>
14182 PR rtl-optimization/19705
14183 * doc/invoke.texi (Options That Control Optimization): Clarify
14184 -fno-branch-count-reg.
14186 2016-02-26 Richard Biener <rguenther@suse.de>
14187 Jeff Law <law@redhat.com>
14189 PR tree-optimization/69740
14190 * cfghooks.c (remove_edge): Request loop fixups if we delete
14191 an edge that might turn an irreducible loop into a natural
14193 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
14194 Move after definition of loops_state_clear.
14196 2016-03-07 Bin Cheng <bin.cheng@arm.com>
14198 PR rtl-optimization/69052
14199 * rtlanal.c (commutative_operand_precedence): Set higher precedence
14202 2016-03-07 Tom de Vries <tom@codesourcery.com>
14204 PR tree-optimization/70116
14205 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
14206 is_tm_ending stmts and ubsan/asan internal functions.
14207 (find_duplicate): Use it. Don't test is_tm_ending here.
14209 2016-03-07 Richard Biener <rguenther@suse.de>
14211 PR tree-optimization/70115
14212 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
14213 (propagate_constants_for_unrolling): Use replace_uses_by.
14215 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
14217 PR middle-end/69916
14218 * omp-low.c (struct oacc_loop): Add ifns.
14219 (new_oacc_loop_raw): Initialize it.
14220 (finish_oacc_loop): Clear mask & flags if no ifns.
14221 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
14222 (oacc_loop_xform_loop): Add ifns arg & adjust.
14223 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
14225 2016-03-07 Richard Henderson <rth@redhat.com>
14228 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
14229 (insert_value_copy_on_edge): Likewise.
14231 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14233 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
14235 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14238 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
14240 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14242 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
14244 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14246 Fix sseimul type attribute.
14247 * config/i386/znver1.md
14248 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
14249 znver1_sseimul_avx256_load) : Fix the type attribute.
14250 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
14251 pipe usage and latency.
14253 2016-03-05 Jakub Jelinek <jakub@redhat.com>
14256 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
14257 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
14260 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14263 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
14265 PR rtl-optimization/69941
14266 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
14267 the reg share its mode.
14269 2016-03-04 Jeff Law <law@redhat.com>
14271 PR tree-optimization/69196
14272 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14273 If the both SSA_NAMEs are anonymous, then consider them unassociated
14274 and include the PHI in the statement count.
14276 2016-03-05 Tom de Vries <tom@codesourcery.com>
14278 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
14279 construct in oacc routine. Check for oacc region in oacc routine.
14281 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14284 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
14285 2016-02-22 changes, instead don't recurse if RECUR is already true.
14286 Don't change *dynamic_check if RECUR. Adjust recursive caller
14287 to pass true to the new argument.
14288 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
14291 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14292 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
14294 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
14296 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14298 PR rtl-optimization/57676
14299 * lra-assigns.c (lra_assign): Guard test for maximum iterations
14300 with flag_checking.
14302 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
14304 * tree-vect-patterns.c (search_type_for_mask): Handle
14305 comparison of booleans.
14307 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14309 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
14313 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
14314 all other ops that have dw_val_class_die_ref operands,
14315 and DW_OP_GNU_entry_value.
14317 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14319 PR rtl-optimization/69904
14320 * config/arm/arm.c (arm_cannot_copy_insn_p):
14321 Return true for load-exclusive instructions.
14323 2016-03-03 Jakub Jelinek <jakub@redhat.com>
14326 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
14327 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
14328 the pattern no matter if it is used just by non-pattern, pattern
14330 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
14331 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
14332 oprnd1 def_stmt is in pattern, don't look through it.
14334 2016-03-03 Marek Polacek <polacek@redhat.com>
14336 PR middle-end/70050
14337 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
14339 2016-03-03 Martin Liska <mliska@suse.cz>
14341 PR tree-optimization/70043
14342 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
14343 previous statement if we see a debug statement.
14345 2016-03-03 Richard Biener <rguenther@suse.de>
14347 PR tree-optimization/55936
14348 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
14349 parameter and guard unsafe equivalence use.
14350 (vrp_evaluate_conditional_warnv_with_ops): Always use
14351 safe equivalences but not via the quadratic compare_names
14354 2016-03-03 Michael Collison <michael.collison@linaro.org>
14357 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
14358 for operand 1 to s_register_operand. Change predicate for operand
14359 2 to arm_not_immediate_operand.
14361 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
14363 * doc/tm.texi: Regenerated.
14365 2016-03-02 Richard Henderson <rth@redhat.com>
14368 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
14369 simplification when all args are positive non-fixed registers.
14371 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14373 * target.def (lra_p): Specify that new ports should use LRA.
14375 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14378 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
14379 gimplify_type_sizes the type they refer to.
14380 (omp_notice_variable): Handle reference vars to VLAs.
14381 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
14382 reference to VLA decls in the second pass instead of first pass.
14384 2016-03-02 Tom de Vries <tom@codesourcery.com>
14386 PR tree-optimization/68659
14387 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
14388 new_expr == NULL_TREE.
14389 (get_new_name): Handle ADDR_EXPR.
14391 2016-03-02 Bin Cheng <bin.cheng@arm.com>
14393 PR rtl-optimization/69052
14394 * loop-invariant.c (canonicalize_address): New function.
14395 (inv_can_prop_to_addr_use): Check validity of address expression
14396 which is canonicalized by above function.
14398 2016-03-02 Alan Modra <amodra@gmail.com>
14401 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
14404 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14407 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
14408 (*movhi_internal): Put mask moves from and to memory separately
14409 from moves from/to GPRs.
14411 2016-03-02 Richard Biener <rguenther@suse.de>
14413 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
14414 GENERIC expressions in GIMPLE.
14416 2016-03-02 Richard Biener <rguenther@suse.de>
14418 * config/i386/i386.c (type_natural_mode): Fix typo.
14420 2016-03-02 Nick Clifton <nickc@redhat.com>
14422 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
14424 2016-03-02 Richard Biener <rguenther@suse.de>
14425 Uros Bizjak <ubizjak@gmail.com>
14428 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
14430 2016-03-02 Richard Biener <rguenther@suse.de>
14432 PR middle-end/67278
14433 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
14435 2016-03-02 Marek Polacek <polacek@redhat.com>
14438 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
14439 "is promoted to" warning.
14441 2016-03-01 DJ Delorie <dj@redhat.com>
14443 * config.gcc: Deprecate mep-*.
14445 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
14447 PR middle-end/70025
14448 * lra-constraints.c (regno_val_use_in): New.
14449 (match_reload): Use it instead of regno_use_in.
14451 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14453 PR rtl-optimization/70007
14454 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
14455 references present in REG_EQUAL notes attached to non-SET patterns.
14457 2016-03-01 Jeff Law <law@redhat.com>
14459 PR tree-optimization/69196
14460 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14461 Appropriately clamp the number of statements to copy when the
14462 thread path does not traverse a loop backedge.
14464 PR tree-optimization/69196
14465 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14466 Do count some PHIs in the thread path against the insn count. Decrease
14467 final statement count by one as the control statement in the last
14468 block will get removed. Remove special cased code for handling PHIs
14471 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
14474 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
14475 asm dialect alternatives to explicit GOTPCREL calls.
14477 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14480 * ira.c (do_reload): Issue warning for generic stack checking here...
14481 * reload1.c (reload): ...instead of here and streamline it.
14483 2016-03-01 Nick Clifton <nickc@redhat.com>
14485 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
14487 2016-03-01 Richard Biener <rguenther@suse.de>
14489 PR tree-optimization/69983
14490 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
14491 types and fall back to operand_equal_p.
14493 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14496 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14498 * config/s390/constraints.md ("jm8"): New constraint.
14499 * config/s390/predicates.md ("const_int_8bitset_operand"): New
14501 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
14503 ("*setmem_long<setmem_and>"): New pattern.
14504 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
14506 ("*setmem_long_31z<setmem_and>"): New pattern.
14507 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
14508 New substitution rules with the required attributes.
14511 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14514 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14516 * gensupport.c (process_substs_on_one_elem): Split loop to
14517 complete mark_operands_used_in_match_dup on all expressions in the
14519 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14520 and remove function.
14522 2016-03-01 Richard Biener <rguenther@suse.de>
14524 PR middle-end/70022
14525 * fold-const.c (fold_indirect_ref_1): Fix range checking for
14526 vector BIT_FIELD_REF extract.
14528 2016-03-01 Richard Biener <rguenther@suse.de>
14530 PR tree-optimization/69994
14531 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
14533 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
14535 PR tree-optimization/69956
14536 * tree-vect-stmts.c (supportable_widening_operation): Support
14537 multi-step conversion of boolean vectors.
14538 (supportable_narrowing_operation): Likewise.
14540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14542 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
14545 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14547 * config/s390/subst.md (DSI_VI): New mode iterator.
14548 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
14549 * config/s390/vector.md ("vec_set<mode>"): Move expander before
14550 the insn definition.
14551 ("*vec_set<mode>"): Change predicate and add alternative to
14552 support only either register or const_int operands as element
14554 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
14556 ("vec_extract<mode>"): New expander.
14557 ("*vec_extract<mode>"): New insn definition supporting reg and
14558 const_int element selectors.
14559 ("*vec_extract<mode>_plus"): New insn definition supporting
14560 reg+const_int element selectors.
14561 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
14562 following expander+insn definition.
14563 ("<vec_shifts_name><mode>3"): New expander.
14564 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
14566 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14568 * config/s390/s390.md ("*tabort_1"): Change predicate to
14569 nonmemory_operand. Add a second alternative to cover
14570 register as well as const int operands.
14571 ("*tabort_1_plus"): New pattern definition.
14573 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14575 * config/s390/s390.md ("*ashrdi3_cc_31")
14576 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
14577 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
14578 Merge insn definitions into ...
14579 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14580 New pattern definition.
14581 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
14582 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
14583 ("*ashr<mode>3_and"): Merge insn definitions into ...
14584 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14585 New pattern definition.
14586 * config/s390/subst.md ("addr_style_op_cc_subst")
14587 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
14588 substitutions patterns plus attributes.
14589 Add ashiftrt to SUBST iterator.
14591 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14593 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
14594 op2 to nonmemory_operand.
14595 ("*<shift>di3_31", "*<shift>di3_31_and"):
14596 Merge into single pattern definition ...
14597 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
14598 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
14599 pattern definition ...
14600 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
14601 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
14604 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14606 * config/s390/predicates.md (const_int_6bitset_operand): New
14608 * config/s390/s390.md: Include subst.md.
14609 ("rotl<mode>3"): New expander.
14610 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
14612 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
14613 * config/s390/subst.md: New file.
14615 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14617 * config/s390/s390.md ("op_type", "atype", "length" attributes):
14618 Remove RRR type. It doesn't really exist.
14619 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
14621 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
14622 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
14623 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
14624 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
14625 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
14626 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
14627 `enabled' attribute.
14629 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14631 * gensupport.c (process_substs_on_one_elem): Split loop to
14632 complete mark_operands_used_in_match_dup on all expressions in the
14634 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14635 and remove function.
14637 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14640 * config/sparc/sparc.c (NWORDS_UP): Rename to...
14641 (CEIL_NWORDS): ...this. Use CEIL macro.
14642 (compute_fp_layout): Adjust to above renaming.
14643 (function_arg_union_value): Likewise.
14644 (sparc_arg_partial_bytes): Likewise.
14645 (sparc_function_arg_advance): Likewise.
14647 2016-02-29 Jeff Law <law@redhat.com>
14649 PR tree-optimization/70005
14650 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
14651 where an object with a boolean range is compared against a value
14654 PR tree-optimization/69999
14655 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
14656 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
14659 2016-02-29 Richard Biener <rguenther@suse.de>
14661 PR tree-optimization/69994
14662 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
14663 (get_unary_op): Look through nop conversions.
14664 (ops_equal_values_p): New function, look for equality diregarding
14666 (eliminate_plus_minus_pair): Use ops_equal_values_p
14667 (repropagate_negates): Do not use get_unary_op here.
14669 2016-02-29 Martin Liska <mliska@suse.cz>
14671 * system.h: Poison ENABLE_CHECKING macro.
14673 2016-02-29 Martin Liska <mliska@suse.cz>
14675 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
14676 is presented in dump flags.
14677 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14678 (hsa_regalloc): Likewise.
14680 2016-02-19 Richard Biener <rguenther@suse.de>
14682 PR tree-optimization/69980
14683 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
14684 permutation of those we need to keep.
14686 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14689 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
14690 (NWORDS_UP): ...this
14691 (init_cumulative_args): Minor tweaks.
14692 (sparc_promote_function_mode): Likewise.
14693 (scan_record_type): Delete.
14694 (traverse_record_type): New function template.
14695 (classify_data_t): New structure type.
14696 (classify_registers): New inline function.
14697 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
14698 exhausted. Instantiate traverse_record_type on classify_registers and
14699 deal with the case of a structure passed in slot #15 with no FP field
14701 (assign_data_t): New structure type.
14702 (compute_int_layout): New static function.
14703 (compute_fp_layout): Likewise.
14704 (count_registers): New inline function.
14705 (assign_int_registers): New static function.
14706 (assign_fp_registers): Likewise.
14707 (assign_registers): New inline function.
14708 (function_arg_record_value_1): Delete.
14709 (function_arg_record_value_2): Likewise.
14710 (function_arg_record_value_3): Likewise.
14711 (function_arg_record_value): Adjust to above changes. Instantiate
14712 traverse_record_type on count_registers to first count the number of
14713 registers to be used and then on assign_registers to assign them.
14714 (function_arg_union_value): Adjust to above renaming.
14715 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
14716 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
14717 case of a structure passed in slot #15
14718 (sparc_function_arg_advance): Likewise.
14719 (function_arg_padding): Minor tweak.
14721 2016-02-29 Richard Biener <rguenther@suse.de>
14723 PR tree-optimization/69720
14724 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
14725 the adjustment_def path for possibly vectorized defs.
14726 (vect_create_epilog_for_reduction): Handle vectorized initial
14729 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
14731 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
14733 2016-02-27 Jeff Law <law@redhat.com>
14736 2016-02-26 Richard Biener <rguenther@suse.de>
14737 Jeff Law <law@redhat.com>
14739 PR tree-optimization/69740
14740 * cfghooks.c (remove_edge): Request loop fixups if we delete
14741 an edge that might turn an irreducible loop into a natural
14744 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14746 PR rtl-optimization/69896
14747 * tree-vect-generic.c (get_compute_type): Avoid single element
14750 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14752 Rename the AArch64 tuning option and related functions to enable the
14753 Newton series for the reciprocal square root to reflect its
14754 approximative characteristic.
14756 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14757 function to "aarch64_emit_approx_rsqrt".
14758 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14759 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14760 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14761 (xgene1_tunings): Likewise.
14762 (use_rsqrt_p): Likewise.
14763 (aarch64_emit_swrsqrt): Use new function name.
14764 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14765 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14766 text explaining this option.
14767 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14769 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14772 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14773 complain about -mallow-movmisalign without -mvsx if
14774 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14776 2016-02-26 Joel Sherrill <joel@rtems.org>
14778 * config.gcc: Add x86_64-*-rtems*.
14779 * config/i386/rtems-64.h: New file.
14781 2016-02-26 Joel Sherrill <joel@rtems.org>
14783 * config.gcc: Add aarch64-*-rtems*.
14784 * config/aarch64/rtems.h: New file.
14786 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14789 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14790 shift amount using %h. Add comment.
14792 2016-02-26 Richard Biener <rguenther@suse.de>
14793 Jeff Law <law@redhat.com>
14795 PR tree-optimization/69740
14796 * cfghooks.c (remove_edge): Request loop fixups if we delete
14797 an edge that might turn an irreducible loop into a natural
14800 2016-02-26 Martin Jambor <mjambor@suse.cz>
14802 PR middle-end/69920
14803 * tree-sra.c (sra_modify_assign): Do not remove loads of
14804 uninitialized aggregates to SSA_NAMEs.
14806 2016-02-26 Richard Henderson <rth@redhat.com>
14809 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14810 pseudo in case the target rtx matches the source of the left
14813 2016-02-26 Martin Jambor <mjambor@suse.cz>
14816 * hsa.h (hsa_type_packed_p): Declare.
14817 * hsa.c (hsa_type_packed_p): New function.
14818 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14820 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14821 * hsa-brig.c (emit_basic_insn): Likewise.
14823 2016-02-26 Martin Jambor <mjambor@suse.cz>
14826 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14828 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14830 2016-02-26 Martin Jambor <mjambor@suse.cz>
14832 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14833 hsa_op_with_type operands.
14834 (hsa_unsigned_type_for_type): Declare.
14835 * hsa.c (hsa_unsigned_type_for_type): New function.
14836 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
14837 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
14838 the finalizer. Do not emit extra move.
14840 2016-02-26 Martin Jambor <mjambor@suse.cz>
14842 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
14843 atomic operations in private segment.
14845 2016-02-26 Martin Jambor <mjambor@suse.cz>
14847 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
14848 statements to wi->info. Also disallow omp simd constructs.
14849 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
14850 for not gridifying. Dump special string for omp_for.
14852 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14855 * config/aarch64/aarch64.c (aarch64_set_current_function):
14856 Save/restore target globals when switching to
14857 target_option_default_node.
14859 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14862 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
14863 Return 0 if !SHIFT_COUNT_TRUNCATED.
14865 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14866 Eric Botcazou <ebotcazou@adacore.com>
14868 PR rtl-optimization/69891
14869 * dse.c (scan_insn): If we can't figure out memset arguments
14870 or they are non-constant, call clear_rhs_from_active_local_stores.
14872 2016-02-26 Martin Liska <mliska@suse.cz>
14874 * doc/extend.texi: Mention clog10, clog10f an clog10l
14875 in Builtins section.
14877 2016-02-26 Martin Liska <mliska@suse.cz>
14879 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
14881 (resolve_args_picking_1): Likewise.
14882 * dwarf2out.h (struct GTY): Likewise.
14884 2016-02-26 Martin Liska <mliska@suse.cz>
14886 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
14887 with flag_checking.
14888 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14890 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
14891 Martin Liska <mliska@suse.cz>
14893 * doc/install.texi: Mention --enable-valgrind-annotations.
14895 2016-02-26 Richard Biener <rguenther@suse.de>
14897 PR tree-optimization/69551
14898 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
14899 looking through aliases adjust DECL_PT_UID to refer to the
14900 ultimate alias target.
14902 2016-02-25 Martin Liska <mliska@suse.cz>
14904 PR middle-end/69919
14905 * alloc-pool.c (after_memory_report): New variable.
14906 * alloc-pool.h (base_pool_allocator ::release): Do not use
14907 the infrastructure if after_memory_report.
14908 * toplev.c (toplev::main): Mark after memory report.
14910 2016-02-25 Richard Biener <rguenther@suse.de>
14912 PR tree-optimization/48795
14913 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14915 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
14918 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
14919 offloading is enabled and -fopenacc or -fopenmp is specified.
14920 (CRTOFFLOADEND): Likewise.
14921 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
14922 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
14923 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
14924 (offload_objects_file_name): New static var.
14925 (tool_cleanup): Remove offload_objects_file_name file.
14926 (find_offloadbeginend): Replace with ...
14927 (find_crtoffloadtable): ... this.
14928 (run_gcc): Remove offload_argc and offload_argv.
14929 Get offload_objects_file_name from -foffload-objects=... option.
14930 Read names of object files with offload from this file, pass them to
14931 compile_images_for_offload_targets. Don't call find_offloadbeginend and
14932 don't pass offloadbegin and offloadend to the linker. Don't pass
14933 offload non-LTO files to the linker, because now they're not claimed.
14935 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
14938 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14939 on builtin_unreachable.
14941 2016-02-25 Jakub Jelinek <jakub@redhat.com>
14943 PR rtl-optimization/69896
14944 * regcprop.c: Include cfgrtl.h.
14945 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
14946 than remembered mode, either delete it (if noop_move_p), or
14947 treat like copy_p but not noop_p instruction.
14949 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14952 * dwarf2out.c (gen_variable_die): Work around buggy LTO
14953 - allow NULL decl for Fortran DW_TAG_common_block variables.
14955 2016-02-24 Jason Merrill <jason@redhat.com>
14957 * common.opt (flifetime-dse): Add -flifetime-dse=1.
14959 2016-02-24 Richard Biener <rguenther@suse.de>
14960 Jakub Jelinek <jakub@redhat.com>
14962 PR middle-end/69760
14963 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
14964 conditionally executed ops to well-defined overflow behavior.
14966 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14968 PR middle-end/69915
14969 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
14972 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14974 PR rtl-optimization/69886
14975 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
14976 argument. Use it when checking validity of set instructions.
14977 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
14978 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
14980 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
14981 * store-motion.c (find_moveable_store): Update
14982 can_assign_to_reg_without_clobbers_p callsite.
14984 2016-02-24 Richard Biener <rguenther@suse.de>
14986 PR middle-end/68963
14987 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
14989 (record_nonwrapping_iv): Do not fall back to the low/high bound
14990 for non-constant IV bases if the stmt is not always executed.
14992 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14994 * config/arm/arm-cores.def (cortex-a32): New entry.
14995 * config/arm/arm-tables.opt: Regenerate.
14996 * config/arm/arm-tune.md: Regenerate.
14997 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
14998 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
14999 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
15000 for -mcpu and -mtune.
15002 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15005 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
15006 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
15007 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
15008 (atomic_loaddi_1): Delete.
15009 (atomic_loaddi): Rewrite expander using the above changes.
15011 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15014 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
15017 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15018 Richard Biener <rguenth@suse.de>
15020 PR middle-end/69909
15021 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
15022 set_mem_attributes if tem is SSA_NAME which got expanded
15025 2016-02-24 Richard Biener <rguenther@suse.de>
15027 PR tree-optimization/69907
15028 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
15029 end of permutations for BB vectorization.
15031 2016-02-24 Christian Bruel <christian.bruel@st.com>
15033 * config/arm/arm-c.c (arm_option_override): Initialize
15034 target_option_current_node.
15035 * config/arm/arm.c (arm_pragma_target_parse): Replace
15036 build_target_option_node call by target_option_current_node.
15037 Set target_option_current_node.
15040 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
15043 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
15044 define_insn_and_split to define_insn.
15045 (zero_extendqi<mode>2_dot2): Same.
15046 (extendqi<mode>2_dot): Same.
15047 (extendqi<mode>2_dot2): Same.
15049 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15051 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
15052 and add bypass for AES{D,E} and AESMC pairs.
15053 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
15056 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15058 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
15059 series for reciprocal square root in Exynos M1.
15061 2016-02-23 Martin Sebor <msebor@redhat.com>
15064 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
15065 __builtin_alloca_with_align.
15067 2016-02-23 Richard Henderson <rth@redhat.com>
15069 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
15070 (ix86_register_pragmas): Remove __seg_tls.
15071 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
15072 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
15073 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
15074 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
15075 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
15076 * doc/extend.texi (__seg_tls): Remove item.
15078 2016-02-23 Richard Biener <rguenther@suse.de>
15080 * alloc-pool.h (struct allocation_object): Make id member
15081 conditional on CHECKING_P again.
15082 (get_instance): Adjust.
15083 (base_pool_allocator): Likewise.
15085 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
15087 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
15088 (parallelize_loops): In OpenACC kernels mode, set n_threads to
15090 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
15092 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
15094 2016-02-23 Richard Biener <rguenther@suse.de>
15096 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
15097 * bitmap.h (struct bitmap_usage): Likewise.
15098 (bitmap_move): Declare.
15099 * bitmap.c (register_overhead): Take size_t argument.
15100 (bitmap_move): New function.
15101 * df-problems.c (df_rd_transfer_function): Use bitmap_move
15102 to properly account overhead.
15103 * tree.c (free_node): Use tree_size.
15105 2016-02-23 Jakub Jelinek <jakub@redhat.com>
15108 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
15109 when inverting comparison.
15112 * common.opt (Wunreachable-code): Add Warning flag.
15114 2016-02-23 Mark Wielaard <mjw@redhat.com>
15115 Jakub Jelinek <jakub@redhat.com>
15118 * cgraphunit.c (check_global_declaration): Check main_input_filename
15119 and DECL_SOURCE_FILE are not NULL.
15121 2016-02-23 Martin Jambor <mjambor@suse.cz>
15123 PR tree-optimization/69666
15124 * tree-sra.c (sra_modify_assign): Do not attempt to create
15125 default_def replacements for unscalarizable regions.
15127 2016-02-20 Mark Wielaard <mjw@redhat.com>
15130 * cgraphunit.c (check_global_declaration): Check level of
15131 warn_unused_const_variable and main_input_filename.
15132 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
15133 (-Wunused-variable): For C implies -Wunused-const-variable=1.
15134 (-Wunused-const-variable): Explain levels 1 and 2.
15136 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15139 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
15140 identical arguments. Formatting and spelling fixes.
15143 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
15148 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
15149 and m68k-devices.def.
15150 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
15151 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
15153 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
15155 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
15156 and HImode registers.
15158 2016-02-22 Richard Biener <rguenther@suse.de>
15160 PR tree-optimization/69882
15161 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
15162 preserve permutations present because of gaps.
15163 (vect_supported_load_permutation_p): Always continue checking
15164 permutations after vect_attempt_slp_rearrange_stmts.
15166 2016-02-22 Bin Cheng <bin.cheng@arm.com>
15168 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
15169 min_profitable_estimate, rather than min_profitable_iters.
15171 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15174 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
15175 SImode for last match_operand.
15177 2016-02-22 Martin Liska <mliska@suse.cz>
15179 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
15180 return bitsize - 1 as the return value.
15182 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
15186 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
15187 Handle negative shift counts.
15188 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
15189 force_reg on the shift constant.
15190 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
15191 (lshrsi3_d): Handle negative shift counts.
15193 2016-02-22 Richard Biener <rguenther@suse.de>
15194 Tom de Vries <tom@codesourcery.com>
15196 * graph.c: Include dumpfile.h.
15197 (print_graph_cfg): Split into three overloads.
15198 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
15200 2016-02-22 Tom de Vries <tom@codesourcery.com>
15202 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
15205 2016-02-22 Richard Biener <rguenther@suse.de>
15208 * ipa-inline-transform.c (inline_call): When not updating
15209 overall summaries adjust self size by the growth estimate.
15210 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
15211 hash-set, do not update overall summaries here. Renamed from ...
15212 (inline_to_all_callers): ... this which is now wrapping the
15213 above and performing delayed overall summary update.
15214 (early_inline_small_functions): Delay updating of the overall
15217 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
15219 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
15222 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15225 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
15226 :%* in %:gt() argument.
15227 (greater_than_spec_func): Adjust for expecting only numbers,
15228 if there are more than two numbers, compare the last two.
15230 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
15232 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
15233 -Wnarrowing with -std.
15235 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15238 * expr.c (store_field): Don't use bit-field path if exp is
15239 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
15240 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
15241 and the assignment can be performed by bitwise copy. Formatting
15244 PR middle-end/69838
15245 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
15246 call copy_reg_eh_region_note_forward on before and/or after sequences
15247 and remove note from insn if it no longer can throw.
15250 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
15251 if TARGET_AVX512BW.
15253 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15255 * config/s390/vector.md: Add missing commutative operand markers
15256 to the patterns which qualify for one.
15257 * config/s390/vx-builtins.md: Likewise.
15259 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15261 * config/s390/vector.md (VI, VI_QHS): Add single element vector
15262 types to mode iterators.
15263 (vec_double): ... and mode attribute.
15264 * config/s390/vx-builtins.md (non_vec_int): Likewise.
15266 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15268 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
15269 Change the predicate of op2 from nonimmediate to general and let
15270 reload fix it if necessary.
15272 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15274 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
15276 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15278 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
15281 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15283 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
15284 * config/s390/s390.c (s390_expand_vec_movstr): New function.
15285 * config/s390/s390.md ("movstr<P:mode>"): Call
15286 s390_expand_vec_movstr.
15288 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15290 * config/s390/s390.md: Add missing output modifier for operand 1
15291 to print it as address properly.
15293 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15295 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
15296 * config/s390/2964.md: New file.
15297 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
15298 of insn grouping attributes depending on the CPU level.
15299 (s390_get_unit_mask): New function.
15300 (s390_sched_score): Remove the OOO from the scheduling macros.
15301 Add loop to calculate a score for the instruction mix.
15302 (s390_sched_reorder): Likewise plus improve debug output.
15303 (s390_sched_variable_issue): Rename macros as above. Calculate
15304 the unit distances after actually scheduling an insn. Improve
15306 (s390_sched_init): Clear last_scheduled_unit_distance array.
15307 * config/s390/s390.md: Include 2964.md.
15309 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15312 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
15313 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
15314 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
15315 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
15316 *avx512f_<code>v8div16qi2_mask_1): New insns.
15318 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15321 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
15324 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
15325 earlyclobber from target. Use wF constraint for fused memory
15327 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
15329 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15330 Martin Liska <mliska@suse.cz>
15333 * cfgexpand.c (asan_sanitize_stack_p): New function.
15334 (partition_stack_vars): Use the function.
15335 (expand_stack_vars): Likewise.
15336 (defer_stack_allocation): Likewise.
15337 (expand_used_vars): Likewise.
15339 2016-02-18 Richard Biener <rguenther@suse.de>
15341 PR middle-end/69553
15342 * fold-const.c (operand_equal_p): Properly compare offsets for
15343 IMAGPART_EXPR and ARRAY_REF.
15345 2016-02-18 Nick Clifton <nickc@redhat.com>
15349 * config/arm/arm.c (arm_option_override_internal): Disable
15350 interworking if the target does not support thumb instructions.
15351 (arm_reload_in_hi): Handle the case where a register to register
15352 move needs reloading because there is no simple pattern to handle
15354 (arm_reload_out_hi): Likewise.
15356 2016-02-18 Richard Biener <rguenther@suse.de>
15358 PR middle-end/69854
15359 * match.pd: Don't use fold_binary or fold_unary for folding
15362 2016-02-17 Jakub Jelinek <jakub@redhat.com>
15365 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
15366 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
15367 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
15368 warn on gimple_no_warning_p statements.
15370 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
15372 * doc/extend.texi (C++ Attributes): Correct description of
15373 warn_unused type attribute.
15375 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15377 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
15378 correct instruction.
15380 2016-02-17 Richard Biener <rguenther@suse.de>
15382 PR rtl-optimization/69609
15383 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
15384 (find_traces_1_round): When ending a trace update cached priority
15386 (bb_to_key): Use cached priority when available.
15387 (copy_bb): Initialize cached priority.
15388 (reorder_basic_blocks_software_trace_cache): Likewise.
15390 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15393 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
15395 (aarch64_comparison_operator): Break overly long line into two.
15396 (aarch64_comparison_operation): Likewise.
15397 * config/aarch64/aarch64.md (cstorecc4): Use
15398 aarch64_comparison_operator_mode instead of
15399 aarch64_comparison_operator.
15400 (cstore<mode>4): Likewise.
15401 (aarch64_cstore<mode>): Likewise.
15402 (*cstoresi_insn_uxtw): Likewise.
15403 (cstore<mode>_neg): Likewise.
15404 (*cstoresi_neg_uxtw): Likewise.
15406 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15409 * config/arm/predicates.md (arm_comparison_operator_mode):
15411 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
15412 instead of arm_comparison_operator.
15413 (*mov_negscc): Likewise.
15414 (*mov_notscc): Likewise.
15415 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
15416 (*thumb2_mov_negscc): Likewise.
15417 (*thumb2_mov_negscc_strict_it): Likewise.
15418 (*thumb2_mov_notscc): Likewise.
15419 (*thumb2_mov_notscc_strict_it): Likewise.
15421 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
15423 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
15424 Add missing return.
15426 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
15428 * config/visium/visium.c (machine_libfunc_index): New enum.
15429 (machine_libfuncs): New structure.
15430 (visium_libfuncs): New static variable.
15431 (TARGET_INIT_LIBFUNCS): Define to...
15432 (visium_init_libfuncs): ...this. New function.
15433 (expand_block_move_4): Use the appropriate libfunc.
15434 (expand_block_move_2): Likewise.
15435 (expand_block_move_1): Likewise.
15436 (expand_block_set_4): Likewise.
15437 (expand_block_set_2): Likewise.
15438 (expand_block_set_1): Likewise.
15439 (visium_trampoline_init): Likewise.
15441 2016-02-17 Nick Clifton <nickc@redhat.com>
15443 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
15444 TI's devices.csv file as of March 2016.
15446 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
15449 * opts-global.c (handle_common_deferred_options): Introduce and
15450 initialize two global variables to remember command-line options
15451 specifying a stack-limiting register.
15452 * opts.h: Add extern declarations of the two new global variables.
15453 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
15454 variable based on the values of the two new global variables.
15456 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15459 * common.opt (Wnonnull-compare): New warning.
15460 * doc/invoke.texi (-Wnonnull): Remove text about comparison
15461 of arguments against NULL.
15462 (-Wnonnull-compare): Document.
15463 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
15464 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
15465 * passes.def (pass_warn_nonnull_compare): Add.
15466 * gimple-ssa-nonnull-compare.c: New file.
15468 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15470 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
15471 AARCH64_EXTRA_TUNE_RECIP_SQRT.
15473 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15475 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
15476 reciprocal sqrt for -mlow-precision-recip-sqrt.
15478 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15479 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15481 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
15482 always use lane loads to construct non-constant vectors.
15484 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15486 * config/aarch64/aarch64.md
15487 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
15488 constraints for operand 3.
15489 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
15491 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15492 Richard Biener <rguenther@suse.de>
15494 PR tree-optimization/69820
15495 * tree-vect-patterns.c (type_conversion_p): Return false if
15496 *orig_type is unsigned single precision or boolean.
15497 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
15500 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15502 PR rtl-optimization/69764
15503 PR rtl-optimization/69771
15504 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
15505 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
15507 2016-02-16 Richard Biener <rguenther@suse.de>
15509 PR tree-optimization/69776
15510 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
15512 (indirect_refs_may_alias_p): Likewise.
15513 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
15514 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
15515 according to tbaa_p.
15516 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
15517 (optimize_stmt): For redundant store discovery do not allow tbaa.
15519 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
15521 PR tree-optimization/69714
15522 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
15523 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
15525 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
15527 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
15528 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
15529 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
15530 * config/arc/arc.c (arc_init): Check FPU options.
15531 (get_arc_condition_code): Handle new CC_FPU* modes.
15532 (arc_select_cc_mode): Likewise.
15533 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
15534 register pair only. Allow access for ARCv2 accumulator.
15535 (gen_compare_reg): Whenever we have FPU support use FPU compare
15537 (arc_reorg): Don't generate brcc insns when FPU compare
15538 instructions are involved.
15539 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
15540 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
15541 floating point emulation.
15542 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
15543 (REVERSE_CONDITION): Add new CC_FPU* modes.
15544 (TARGET_FP_SP_BASE): Define.
15545 (TARGET_FP_DP_BASE): Likewise.
15546 (TARGET_FP_SP_FUSED): Likewise.
15547 (TARGET_FP_DP_FUSED): Likewise.
15548 (TARGET_FP_SP_CONV): Likewise.
15549 (TARGET_FP_DP_CONV): Likewise.
15550 (TARGET_FP_SP_SQRT): Likewise.
15551 (TARGET_FP_DP_SQRT): Likewise.
15552 (TARGET_FP_DP_AX): Likewise.
15553 * config/arc/arc.md (ARCV2_ACC): New constant.
15554 (type): New fpu type attribute.
15555 (SDF): Conditional iterator.
15556 (cstore<mode>, cbranch<mode>): Change expand condition.
15557 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
15558 handles FPU/FPX cases as well.
15559 * config/arc/arc.opt (mfpu): New option.
15560 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
15562 (adddf3, muldf3, subdf3): Removed.
15563 * config/arc/predicates.md (proper_comparison_operator): Recognize
15565 * config/arc/fpu.md: New file.
15566 * doc/invoke.texi (ARC Options): Document mfpu option.
15568 2016-02-16 Richard Biener <rguenther@suse.de>
15570 PR rtl-optimization/69291
15571 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
15572 noce_operand_ok check.
15574 2016-02-16 Tom de Vries <tom@codesourcery.com>
15577 * omp-low.c (simd_clone_create): Remove call to
15578 symtab->call_cgraph_insertion_hooks.
15580 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15582 PR tree-optimization/69802
15583 * tree-ssa-reassoc.c (update_range_test): If op is
15584 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
15585 op == 1 test of precision 1 integral op, otherwise handle
15586 that case as op itself. Fix up formatting.
15587 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
15590 2016-02-16 Richard Biener <rguenther@suse.de>
15592 PR tree-optimization/69586
15593 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
15594 types for conversion sources.
15596 2016-02-16 Richard Biener <rguenther@suse.de>
15598 PR middle-end/69801
15599 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
15600 mask OEP_ADDRESS_OF.
15602 2016-02-16 Alan Modra <amodra@gmail.com>
15605 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
15606 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
15607 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
15609 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
15610 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
15611 (p8_fmrgow_<mode>): Likewise.
15612 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
15614 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
15615 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
15616 to use movdi_internal64. Remove op0_di.
15617 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
15619 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
15621 Add support for the FCCMP insn types
15623 * config/aarch64/aarch64.md (fccmp): Change insn type.
15624 (fccmpe): Likewise.
15625 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
15626 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
15627 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
15628 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
15629 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
15630 * config/arm/types.md (fccmps): Add new insn type.
15631 (fccmpd): Likewise.
15633 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
15635 * alias.c (get_alias_set): Fix a typo in comment.
15637 2016-02-15 Richard Biener <rguenther@suse.de>
15639 PR tree-optimization/69595
15640 * match.pd: Complete range test simplification to true.
15642 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
15644 PR rtl-optimization/69648
15645 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
15646 pic_offset_table_rtx.
15648 PR rtl-optimization/69752
15649 * ira.c (update_equiv_regs): When looking for more than a single SET,
15650 also take other side effects into account.
15652 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15654 * config/s390/s390.c (s390_function_profiler): Add a new sequence
15655 for z900+ CPUs in 31-bit mode.
15657 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15659 * common/config/s390/s390-common.c (s390_supports_split_stack):
15661 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
15662 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
15663 * config/s390/s390.c (struct machine_function): New field
15664 split_stack_varargs_pointer.
15665 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
15666 in s390_emit_prologue.
15667 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
15669 (morestack_ref): New global.
15670 (SPLIT_STACK_AVAILABLE): New macro.
15671 (s390_expand_split_stack_prologue): New function.
15672 (s390_live_on_entry): New function.
15673 (s390_va_start): Use split-stack vararg pointer if appropriate.
15674 (s390_asm_file_end): Emit the split-stack note sections.
15675 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
15676 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
15677 (UNSPECV_SPLIT_STACK_CALL): New unspec.
15678 (UNSPECV_SPLIT_STACK_DATA): New unspec.
15679 (split_stack_prologue): New expand.
15680 (split_stack_space_check): New expand.
15681 (split_stack_data): New insn.
15682 (split_stack_call): New expand.
15683 (split_stack_call_*): New insn.
15684 (split_stack_cond_call): New expand.
15685 (split_stack_cond_call_*): New insn.
15687 2016-02-15 Richard Biener <rguenther@suse.de>
15689 PR tree-optimization/69783
15690 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15691 Add trivially correct cases.
15693 2016-02-15 Tom de Vries <tom@codesourcery.com>
15696 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
15698 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
15700 2016-02-15 Richard Biener <rguenther@suse.de>
15702 PR tree-optimization/69776
15703 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15704 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
15705 indicate whether we can use TBAA to disambiguate against stores.
15706 Use alias-set zero if not.
15707 (visit_reference_op_store): Do not use TBAA when looking up
15709 * tree-ssa-pre.c (compute_avail): Use TBAA here.
15710 (eliminate_dom_walker::before_dom_children): But not when looking
15711 up redundant stores.
15713 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
15715 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
15717 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15719 * config/i386/znver1.md
15720 (znver1_pop, znver1_pop_mem,
15721 znver1_load_imov_double_store,
15722 znver1_load_imov_direct_store,
15723 znver1_load_imov_direct_load,
15724 znver1_load_imov_double_load): Add new.
15725 (znver1_insn, znver1_insn_load): Add icmov type.
15726 (znver1_sseavx_fma,
15727 znver1_sseavx_fma_load,
15729 znver1_avx256_fma_load): Fix pipe usage.
15731 2016-02-14 Alan Modra <amodra@gmail.com>
15734 * reload.c (find_reloads_address_1): For pre/post-inc/dec
15735 with an invalid hard reg, reload just the reg not the entire
15736 pre/post-inc/dec address expression.
15738 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15741 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15742 fixed R1_REG scratch reg.
15743 (sibcall_value_pcrel_fdpic): Likewise.
15745 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15749 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15751 2016-02-12 Walter Lee <walt@tilera.com>
15753 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15754 * config/tilegx/t-tilegx: Likewise.
15756 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15759 * diagnostic-show-locus.c (struct line_span): New struct.
15760 (layout::get_first_line): Delete.
15761 (layout::get_last_line): Delete.
15762 (layout::get_num_line_spans): New member function.
15763 (layout::get_line_span): Likewise.
15764 (layout::print_heading_for_line_span_index_p): Likewise.
15765 (layout::get_expanded_location): Likewise.
15766 (layout::calculate_line_spans): Likewise.
15767 (layout::m_first_line): Delete.
15768 (layout::m_last_line): Delete.
15769 (layout::m_line_spans): New field.
15770 (layout::layout): Update comment. Replace m_first_line and
15771 m_last_line with m_line_spans, replacing their initialization
15772 with a call to calculate_line_spans.
15773 (diagnostic_show_locus): When printing source lines and
15774 annotations, rather than looping over a single span
15775 of lines, instead loop over each line_span within
15776 the layout, with an inner loop over the lines within them.
15777 Call the context's start_span callback when changing line spans.
15778 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15779 (diagnostic_build_prefix): Break out the building of the location
15780 part of the string into...
15781 (diagnostic_get_location_text): ...this new function, rewriting
15782 it from nested ternary expressions to a sequence of "if"
15784 (default_diagnostic_start_span_fn): New function.
15785 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15786 (diagnostic_context::start_span): New field.
15787 (default_diagnostic_start_span_fn): New prototype.
15789 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15792 * gcc.c (driver::finalize): Fix cleanup of "specs".
15794 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15798 * gcc.c (driver::driver): Initialize m_option_suggestions.
15799 (driver::~driver): Clean up m_option_suggestions.
15800 (suggest_option): Convert to...
15801 (driver::suggest_option): ...this, and split out into
15802 driver::build_option_suggestions and find_closest_string.
15803 (driver::build_option_suggestions): New function, from
15804 first half of suggest_option. Special-case
15805 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15806 the sanitizer_opts array. For options of enum types, add the
15807 various enum values to the candidate strings.
15808 (driver::handle_unrecognized_options): Remove "const".
15809 * gcc.h (driver::handle_unrecognized_options): Likewise.
15810 (driver::build_option_suggestions): New decl.
15811 (driver::suggest_option): New decl.
15812 (driver::m_option_suggestions): New field.
15813 * opts-common.c (add_misspelling_candidates): New function.
15814 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15815 and make non-static.
15816 * opts.h (sanitizer_opts): New array decl.
15817 (add_misspelling_candidates): New function decl.
15818 * spellcheck.c (find_closest_string): New function.
15819 * spellcheck.h (find_closest_string): New function decl.
15821 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15823 PR rtl-optimization/69764
15824 PR rtl-optimization/69771
15825 * optabs.c (expand_binop_directly): For shift_optab_p, force
15826 convert_modes with VOIDmode if xop1 has VOIDmode.
15828 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15831 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15832 to correctly determine instrumentation thunks.
15834 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15837 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
15838 type by reference, force lhs on the call.
15841 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
15842 Compute retval and retbnd early in all cases if split_part_return_p
15843 and return_bb is not EXIT. Remove all clobber stmts and reset
15844 all debug stmts that refer to SSA_NAMEs defined in split part,
15845 except if it is retval, in that case replace the old retval with the
15846 lhs of the call to the split part.
15848 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15851 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15853 PR middle-end/66726
15854 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15855 whose result is used in PHI.
15856 (maybe_optimize_range_tests): Likewise.
15857 (final_range_test_p): Likweise.
15859 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15861 PR middle-end/66726
15862 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15863 whose result is used in PHI.
15864 (maybe_optimize_range_tests): Likewise.
15865 (final_range_test_p): Likweise.
15867 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15869 * cgraph.c: Spelling fixes - behaviour -> behavior and
15870 neighbour -> neighbor.
15871 * target.def: Likewise.
15872 * sel-sched.c: Likewise.
15873 * config/mips/mips.c: Likewise.
15874 * config/arc/arc.md: Likewise.
15875 * config/arm/cortex-a57.md: Likewise.
15876 * config/arm/arm.c: Likewise.
15877 * config/arm/neon.md: Likewise.
15878 * config/arm/arm-c.c: Likewise.
15879 * config/vms/vms-c.c: Likewise.
15880 * config/s390/s390.c: Likewise.
15881 * config/i386/znver1.md: Likewise.
15882 * config/i386/i386.c: Likewise.
15883 * config/ia64/hpux-unix2003.h: Likewise.
15884 * config/msp430/msp430.md: Likewise.
15885 * config/rx/rx.c: Likewise.
15886 * config/rx/rx.md: Likewise.
15887 * config/aarch64/aarch64-simd.md: Likewise.
15888 * config/aarch64/aarch64.c: Likewise.
15889 * config/nvptx/nvptx.c: Likewise.
15890 * config/bfin/bfin.c: Likewise.
15891 * config/cris/cris.opt: Likewise.
15892 * config/rs6000/rs6000.c: Likewise.
15893 * target.h: Likewise.
15894 * spellcheck.c: Likewise.
15895 * ira-build.c: Likewise.
15896 * tree-inline.c: Likewise.
15897 * builtins.c: Likewise.
15898 * lra-constraints.c: Likewise.
15899 * explow.c: Likewise.
15900 * hwint.h: Likewise.
15901 * targhooks.c: Likewise.
15902 * tree-vect-data-refs.c: Likewise.
15903 * expr.c: Likewise.
15904 * doc/tm.texi: Likewise.
15905 * doc/extend.texi: Likewise.
15906 * doc/install.texi: Likewise.
15907 * doc/md.texi: Likewise.
15908 * tree-ssa-tail-merge.c: Likewise.
15909 * sched-int.h: Likewise.
15910 * match.pd: Likewise.
15911 * sched-ebb.c: Likewise.
15912 * target.def (omit_struct_return_reg): Likewise.
15913 * gimple-ssa-isolate-paths.c: Likewise.
15914 (find_implicit_erroneous_behaviour): Renamed to...
15915 (find_implicit_erroneous_behavior): ... this.
15916 (find_explicit_erroneous_behaviour): Renamed to...
15917 (find_explicit_erroneous_behavior): ... this.
15918 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
15920 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
15922 PR rtl-optimization/64682
15923 PR rtl-optimization/69567
15924 PR rtl-optimization/69737
15925 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
15926 in I2 as well, just lose it.
15928 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15930 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
15932 (aarch64_last_printed_tune_string): Likewise.
15933 (aarch64_declare_function_name): Only output .arch assembler
15934 directive if it will be different from the previously output
15935 directive. Same for .tune comment but only if -dA is set.
15936 (aarch64_start_file): New function.
15937 (TARGET_ASM_FILE_START): Define.
15939 2016-02-11 David Malcolm <dmalcolm@redhat.com>
15942 * Makefile.in (PLUGIN_HEADERS): Add params.list.
15944 2016-02-11 Jakub Jelinek <jakub@redhat.com>
15947 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
15948 -Wmaybe-uninitialized warning.
15950 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
15953 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
15955 2016-02-11 Richard Biener <rguenther@suse.de>
15957 PR rtl-optimization/69291
15958 * ifcvt.c (noce_try_store_flag_constants): Do not allow
15959 subexpressions affected by changing the result.
15961 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
15964 * lra-constraints.c (curr_insn_transform): Find in/out operands
15965 for secondary memory moves. Update dups.
15967 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15969 PR tree-optimization/69652
15970 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
15971 to nested loop, did source re-formatting, skip debug statements,
15972 add check on statement with volatile operand, remove dead scalar
15975 2016-02-10 Jakub Jelinek <jakub@redhat.com>
15976 Patrick Palka <ppalka@gcc.gnu.org>
15980 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
15981 calls if the return type is TREE_ADDRESSABLE.
15982 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
15983 * ipa-split.c (split_function): Fix doubled "we" in comment.
15984 Use void return type for the split part even if
15985 !split_point->split_part_set_retval.
15987 2016-02-10 Bin Cheng <bin.cheng@arm.com>
15989 PR tree-optimization/68021
15990 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
15991 when computing the value of biv cand by itself.
15993 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15995 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
15996 (cortexa57_tunings): Likewise.
15997 (cortexa72_tunings): Likewise.
15998 (arch_macro_fusion_pair_p): Add support for AES fusion.
15999 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
16000 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
16001 Allow virtual registers before reload so early scheduling works.
16002 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
16003 correct latency and pipeline.
16004 (cortex_a57_crypto_complex): Likewise.
16005 (cortex_a57_crypto_xor): Likewise.
16006 (define_bypass): Add AES bypass.
16008 2016-02-10 Richard Biener <rguenther@suse.de>
16010 PR tree-optimization/69726
16011 * passes.def: Add DCE pass before late uninit.
16012 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
16013 really fixup if-conversions job.
16015 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16017 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
16018 (arm_cortex_a57_tune): Likewise.
16019 (aarch_macro_fusion_pair_p): Add support for AES fusion.
16020 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
16022 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
16024 * timevar.def (TV_PHASE_DBGINFO): Delete.
16025 (TV_PHASE_CHECK_DBGINFO): Likewise.
16026 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
16028 2016-02-10 Richard Biener <rguenther@suse.de>
16030 PR tree-optimization/69719
16031 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16032 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
16034 2016-02-09 Andrew Pinski <apinski@cavium.com>
16037 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
16038 get_vcond_mask_icode returns false.
16040 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16043 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
16044 an ADDIS that adds a pointer to a large constant that sets the
16045 upper16 bits with a load operation.
16047 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16050 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
16052 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
16054 (vzipq_s16): Likewise.
16055 (vzipq_s32): Likewise.
16056 (vzipq_f32): Likewise.
16057 (vzipq_u8): Likewise.
16058 (vzipq_u16): Likewise.
16059 (vzipq_u32): Likewise.
16060 (vzipq_p8): Likewise.
16061 (vzipq_p16): Likewise.
16063 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16066 * config/arm/arm.c (neon_endian_lane_map): New function.
16067 (neon_vector_pair_endian_lane_map): New function.
16068 (arm_evpc_neon_vuzp): Allow for big endian lane order.
16069 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
16071 (vuzpq_s16): Likewise.
16072 (vuzpq_s32): Likewise.
16073 (vuzpq_f32): Likewise.
16074 (vuzpq_u8): Likewise.
16075 (vuzpq_u16): Likewise.
16076 (vuzpq_u32): Likewise.
16077 (vuzpq_p8): Likewise.
16078 (vuzpq_p16): Likewise.
16080 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
16083 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
16086 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
16088 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
16089 truncate const_int operand 1 to QImode.
16091 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
16093 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
16094 corresponding to an abnormal edge.
16096 2016-02-09 Tom de Vries <tom@codesourcery.com>
16098 PR tree-optimization/69599
16099 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
16101 (find_func_aliases_for_builtin_call, find_func_clobbers)
16102 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
16105 2016-02-09 Richard Biener <rguenther@suse.de>
16107 PR tree-optimization/69715
16108 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
16109 LHS on calls as non-rewritable.
16111 2016-02-09 Tom de Vries <tom@codesourcery.com>
16114 * lto-wrapper.c (append_diag_options): New function.
16115 (compile_offload_image): Call append_diag_options.
16117 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
16120 * doc/extend.texi (Flag Output Operands): Correct sectioning.
16121 Minor copy-edit to fix verb tenses.
16123 2016-02-08 Jakub Jelinek <jakub@redhat.com>
16125 PR tree-optimization/69209
16126 * ipa-split.c (split_function): If split part is not
16127 returning retval, retval has gimple type but is not
16128 gimple value, force it into a SSA_NAME first.
16130 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
16132 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
16135 2016-02-08 Jason Merrill <jason@redhat.com>
16138 * convert.c (convert_to_integer_1): Check dofold on truncation
16140 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
16141 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
16142 Rename from *_nofold.
16143 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
16144 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
16146 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
16149 * tree.c (build_common_tree_nodes): Remove short_double argument.
16150 All callers changed.
16151 * tree.h (build_common_tree_nodes): Adjust declaration.
16152 * doc/invoke.texi (-fshort-double): Remove documentation.
16153 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16154 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
16155 * lto-wrapper.c (merge_and_complain, append_compiler_options)
16156 (append_linker_options): Don't handle OPT_fshort_double.
16158 PR rtl-optimization/68730
16159 * lra-remat.c (insn_to_cand_activation): New static variable.
16160 (lra_remat): Allocate and free it.
16161 (create_cand): New arg activation. Initialize a field in
16162 insn_to_cand_activation if it is nonnull.
16163 (create_cands): Pass the activation insn to create_cand when making
16164 a candidate involving an output reload. Reorganize code a little.
16165 (do_remat): Keep track of active status of candidates in a separate
16168 2016-02-08 Richard Biener <rguenther@suse.de>
16170 PR tree-optimization/69719
16171 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16172 Properly use absolute of the difference of the two offsets to
16173 compare or adjust the segment length.
16175 2016-02-08 Richard Biener <rguenther@suse.de>
16176 Jeff Law <law@redhat.com>
16179 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
16180 types for anonymous SSA names.
16182 2016-02-08 Richard Biener <rguenther@suse.de>
16184 PR rtl-optimization/69274
16185 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
16187 2016-02-08 Jeff Law <law@redhat.com>
16189 PR tree-optimization/65917
16190 * tree-ssa-dom.c (record_temporary_equivalences): Record both
16191 equivalences from if (x == y) style conditionals.
16192 (loop_depth_of_name): Remove.
16193 (record_equality): Remove loop depth check.
16194 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
16195 (const_and_copies::record_const_or_copy_raw): New member function.
16196 * tree-ssa-scopedtables.c
16197 (const_and_copies::record_const_or_copy_raw): New, factored out of
16198 (const_and_copies::record_const_or_copy): Call new member function.
16200 2016-02-05 Jeff Law <law@redhat.com>
16202 PR tree-optimization/68541
16203 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
16204 (count_stmts_in_block): New function.
16205 (poor_ifcvt_candidate_code): Likewise.
16206 (is_feasible_trace): Add some heuristics to determine when path
16207 splitting is profitable.
16208 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
16209 is a diamond with a single exit.
16211 2016-02-05 Martin Sebor <msebor@redhat.com>
16214 * doc/invoke.texi: Update -Wplacement-new to take an optional
16217 2016-02-06 Richard Henderson <rth@redhat.com>
16220 * tree.c (tree_nop_conversion_p): Do not strip casts into or
16221 out of non-standard address spaces.
16223 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16225 PR rtl-optimization/69691
16226 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
16228 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
16230 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
16231 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
16232 (*ieee128_mfvsrd_64bit): Likewise.
16233 (*ieee128_mfvsrd_32bit): Likewise.
16235 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
16239 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16241 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16242 instrumented_version.
16244 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
16246 * doc/invoke.texi (Optimize Options): In table of --param options
16247 rename second occurrence of tracer-min-branch-ratio to
16248 tracer-min-branch-probability, rename
16249 tracer-min-branch-ratio-feedback to
16250 tracer-min-branch-probability-feedback and clarify description,
16251 rename sched-spec-state-edge-prob-cutoff to
16252 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
16253 to selsched-insns-to-rename, rename lto-minpartition to
16254 lto-min-partition, delete reorder-blocks-duplicate and
16255 reorder-blocks-duplicate-feedback.
16257 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16259 * config/s390/s390.c (s390_register_info_set_ranges): Remove
16262 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
16264 * doc/extend.texi: S/390: Correct some typos.
16266 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16268 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
16270 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16273 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
16274 (s390_register_info_gprtofpr): Use new macros above.
16275 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
16277 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
16278 its name. Adjust restore and save gpr ranges.
16279 (s390_register_info_set_ranges): New function.
16280 (s390_register_info): Use new macros above. Call
16281 s390_register_info_set_ranges.
16282 (s390_optimize_register_info): Likewise.
16283 (s390_hard_regno_rename_ok): Use new macros.
16284 (s390_hard_regno_scratch_ok): Likewise.
16285 (s390_emit_epilogue): Likewise.
16286 (s390_can_use_return_insn): Likewise.
16287 (s390_optimize_prologue): Likewise.
16288 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
16290 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16293 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
16295 (ix86_option_override_internal): Disable TARGET_STV even for
16296 -m{incoming,preferred}-stack-boundary=3.
16298 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16300 * config.gcc: Mark deprecated rtems targets as obsolete.
16302 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
16304 PR rtl-optimization/64682
16305 PR rtl-optimization/69567
16306 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
16307 before I2 only if the register is both used and set in I2.
16309 2016-02-04 DJ Delorie <dj@redhat.com>
16311 * config/msp430/msp430.c (msp430_start_function): Add function type.
16313 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16316 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
16318 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
16320 PR rtl-optimization/69577
16322 2015-10-29 Richard Henderson <rth@redhat.com>
16326 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
16327 sse check to the exact conditions of PR 67609.
16329 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16332 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
16333 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
16334 not allowed into the traditional Altivec registers.
16335 (movtd_64bit_nodm): Likewise.
16336 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
16338 2016-02-04 David Malcolm <dmalcolm@redhat.com>
16340 * config/aarch64/cortex-a57-fma-steering.c
16341 (aarch64_register_fma_steering): Remove "static" from arguments
16344 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
16347 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
16348 twice when complex.
16350 2016-02-04 Mike Frysinger <vapier@gentoo.org>
16352 * doc/invoke.texi: Delete -mno-fma4.
16354 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
16356 PR rtl-optimization/69577
16357 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
16358 (find_subregs_of_mode): Update accordingly. Iterate over partial
16361 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
16363 * config/arm/arm-protos.h (neon_reinterpret): Remove.
16364 * config/arm/arm.c (neon_reinterpret): Remove.
16365 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
16366 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
16367 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
16368 vreinterpretti): Remove.
16369 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
16370 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
16371 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
16372 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
16373 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
16374 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
16375 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
16376 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
16377 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
16378 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
16379 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
16380 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
16381 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
16382 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
16383 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
16384 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
16385 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
16386 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
16387 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
16388 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
16389 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
16390 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
16391 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
16392 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
16393 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
16394 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
16395 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
16396 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
16397 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
16398 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
16399 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
16400 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
16401 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
16402 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
16403 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
16404 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
16405 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
16406 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
16407 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
16408 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
16409 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
16410 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
16411 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
16412 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
16413 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
16414 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
16415 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
16416 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
16417 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
16418 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
16419 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
16420 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
16421 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
16422 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
16423 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
16424 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
16425 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
16426 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
16427 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
16428 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
16429 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
16430 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
16431 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
16432 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
16433 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
16434 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
16435 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
16436 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
16437 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
16438 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
16439 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
16440 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
16441 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
16442 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
16443 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
16444 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
16445 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
16446 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
16447 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
16448 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
16449 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
16450 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
16451 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
16452 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
16453 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
16454 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
16455 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
16456 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
16457 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
16458 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
16459 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
16460 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
16461 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
16462 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
16463 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
16464 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
16465 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
16466 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
16467 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
16468 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
16469 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
16470 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
16471 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
16473 2016-02-04 Martin Liska <mliska@suse.cz>
16476 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
16477 that are gimple_store_p.
16478 (maybe_instrument_call): Likewise.
16480 2016-02-04 Bin Cheng <bin.cheng@arm.com>
16482 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
16483 register scaling out of memory reference and comment why.
16485 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16489 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
16490 folding the source of a SET.
16492 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16496 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
16497 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
16499 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
16503 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
16506 2016-02-04 Christian Bruel <christian.bruel@st.com>
16508 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
16509 * config/arm/arm.c (arm_set_current_function): Likewise.
16511 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16512 Ilya Enkovich <enkovich.gnu@gmail.com>
16513 H.J. Lu <hongjiu.lu@intel.com>
16516 * config/i386/i386.c (convert_scalars_to_vector): Remove
16517 stack alignment fixes.
16518 (ix86_option_override_internal): Disable TARGET_STV if stack
16519 might not be aligned enough.
16520 (ix86_minimum_alignment): Assert that TARGET_STV is false.
16522 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
16524 * config/i386/x86-tune.def: Disable default prefetching
16527 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
16528 Vladimir Makarov <vmakarov@redhat.com>
16531 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
16532 in validating fused toc addresses.
16534 2016-02-03 Jakub Jelinek <jakub@redhat.com>
16537 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
16538 range->m_caret fields if range->m_show_caret_p is false.
16541 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16542 Force oldval into register if it does not satisfy reg_or_short_operand
16543 predicate. Fix up formatting.
16545 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
16546 Alexandre Oliva <aoliva@redhat.com>
16549 * lra-constraints.c (simplify_operand_subreg): Check additionally
16550 address validity after potential reloading.
16551 (process_address_1): Check insns validity. In case of failure do
16554 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
16557 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
16560 2016-02-02 Jakub Jelinek <jakub@redhat.com>
16562 * wide-int.cc (canonize_uhwi): New function.
16563 (wi::divmod_internal): Use it.
16565 2016-02-02 James Norris <jnorris@codesourcery.com
16567 * gimplify.c (omp_notice_variable): Add usage check.
16569 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
16571 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
16572 like LE, GE, LT, GT when emitting relational operator.
16574 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16576 * ira-costs.c (find_costs_and_classes): Add extra argument.
16577 * target.def (ira_change_pseudo_allocno_class): Add parameter.
16578 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
16579 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
16580 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
16581 Add best_class parameter, and return it if not ALL_REGS.
16582 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
16584 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
16585 Update target hook.
16587 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16589 * config/aarch64/aarch64.c
16590 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
16591 (aarch64_ira_change_pseudo_allocno_class): New function.
16593 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
16596 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
16598 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16600 * config/avr/avr.c (avr_option_override): Set
16601 PARAM_ALLOW_STORE_DATA_RACES to 1.
16603 2016-02-02 Richard Biener <rguenther@suse.de>
16605 PR tree-optimization/69595
16606 * match.pd: Add range test simplifications to true/false.
16608 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
16610 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
16611 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
16614 2016-02-02 Richard Biener <rguenther@suse.de>
16616 PR tree-optimization/69606
16617 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
16618 info on the result before moving a stmt.
16620 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
16622 PR middle-end/68542
16623 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
16624 branch with vector comparison.
16625 * config/i386/sse.md (VI48_AVX): New mode iterator.
16626 (define_expand "cbranch<mode>4): Add support for conditional branch
16627 with vector comparison.
16628 * tree-vect-loop.c (optimize_mask_stores): New function.
16629 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
16630 has_mask_store field of vect_info.
16631 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
16632 vectorized loops having masked stores after vec_info destroy.
16633 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
16634 correspondent macros.
16635 (optimize_mask_stores): Add prototype.
16637 2016-02-02 Alan Modra <amodra@gmail.com>
16640 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
16643 2016-02-02 Alan Modra <amodra@gmail.com>
16646 * config/rs6000/rs6000.c (need_toc_init): New var, set it
16647 whenever toc_label_name used.
16648 (rs6000_file_start): Don't set up toc section here,
16649 (rs6000_output_function_epilogue): do so here instead,
16650 (rs6000_xcoff_file_start): and here.
16651 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
16652 (load_toc_aix_di): Likewise.
16654 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16656 PR rtl-optimization/69592
16657 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
16658 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
16659 (num_sign_bit_copies_binary_arith_p): New inline function.
16660 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
16662 2016-02-01 Jeff Law <law@redhat.com>
16664 PR tree-optimization/69580
16665 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
16666 * tree-ssa-threadbackward.c
16667 (fsm_find_control_statement_thread_paths): Do not try to walk
16668 through large PHI nodes.
16670 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16672 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
16673 when count is incremented above limit, don't analyze further
16676 * omp-low.c (oacc_parse_default_dims): Avoid
16677 -Wsign-compare warning, make sure value fits into int
16678 rather than just unsigned int.
16680 2016-02-01 Bin Cheng <bin.cheng@arm.com>
16682 PR tree-optimization/67921
16683 * fold-const.c (split_tree): New parameters. Convert pointer
16684 type variable part to proper type before negating.
16685 (fold_binary_loc): Pass new arguments to split_tree.
16687 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
16689 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
16690 (nvptx_goacc_validate_dims): Extend to handle global defaults.
16691 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
16692 * doc/tm.texti: Rebuilt.
16693 * doc/invoke.texi (fopenacc-dim): Document.
16694 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
16695 (append_compiler_options): Likewise.
16696 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
16697 (oacc_parse_default_dims): New.
16698 (oacc_validate_dims): Add USED arg. Select non-unity default when
16700 (oacc_loop_fixed_partitions): Return mask of used partitions.
16701 (oacc_loop_auto_partitions): Emit dump info.
16702 (oacc_loop_partition): Return mask of used partitions.
16703 (execute_oacc_device_lower): Parse default dimension arg. Adjust
16704 loop partitioning and validation calls.
16706 2016-02-01 Richard Biener <rguenther@suse.de>
16708 PR middle-end/69556
16709 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
16711 2016-02-01 Richard Biener <rguenther@suse.de>
16713 PR tree-optimization/69574
16714 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
16715 of asserting return chrec_dont_know.
16717 2016-02-01 Martin Liska <mliska@suse.cz>
16719 * mem-stats-traits.h: Add copyright header.
16720 * mem-stats.h: Likewise.
16722 2016-02-01 Richard Biener <rguenther@suse.de>
16724 PR tree-optimization/69579
16725 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
16726 Do not propagate through abnormal PHI results.
16728 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
16730 * postreload.c (reload_cse_simplify): Remove dead code.
16732 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16734 PR rtl-optimization/69570
16735 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
16736 if there is more than one set, not if there is a single set.
16738 2016-02-01 Richard Henderson <rth@redhat.com>
16741 * combine.c (make_compound_operation): When looking through a
16742 subreg, make sure to re-extend to the width of the outer mode.
16744 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16746 PR tree-optimization/69546
16747 * wide-int.cc (wi::divmod_internal): For unsigned division
16748 where both operands fit into uhwi, if o1 is 1 and o0 has
16749 msb set, if divident_prec is larger than bits per hwi,
16750 clear another quotient word and return 2 instead of 1.
16751 Similarly for remainder with msb in HWI set, if dividend_prec
16752 is larger than bits per hwi.
16754 2016-01-29 Martin Jambor <mjambor@suse.cz>
16756 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16757 Use short lowercase names.
16758 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16759 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16760 acq_rel one. Protect warning agains segfaults if
16761 get_memory_order_name returns NULL.
16762 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16763 with release semantics. Do not warn if get_memory_order already did.
16764 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16765 semantics. Fix check for relaxed or acquire semantics. Do not warn
16766 if get_memory_order already did.
16768 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16770 * doc/install.texi: Document that isl-0.16 is supported.
16772 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16775 * config/i386/constraints.md (Bm): Describe as special memory
16777 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16778 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16779 * genpreds.c (struct constraint_data): Add is_special_memory.
16780 (have_special_memory_constraints, special_memory_start): New
16782 (special_memory_end): Ditto.
16783 (add_constraint): Add new arg is_special_memory. Add code to
16784 process its true value. Update have_special_memory_constraints.
16785 (process_define_constraint): Pass the new arg.
16786 (process_define_register_constraint): Ditto.
16787 (choose_enum_order): Process special memory.
16788 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16789 function insn_extra_special_memory_constraint.
16790 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16791 * gensupport.c (process_rtx): Process
16792 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16793 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16794 * ira-lives.c (single_reg_class): Use
16795 insn_extra_special_memory_constraint.
16796 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16797 * lra-constraints.c (process_alt_operands): Ditto.
16798 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16799 * recog.c (asm_operand_ok, preprocess_constraints): Process
16801 * reload.c (find_reloads): Ditto.
16802 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16803 * stmt.c (parse_input_constraint): Use
16804 insn_extra_special_memory_constraint.
16806 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16809 * lra-splill.c (lra_final_code_change): Revert r229087 by
16810 removing all sub-registers.
16812 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16815 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16817 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16820 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16821 SSE1, copy target into the temporary reg first before recursing
16824 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16826 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16829 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16831 * ginclude/stdarg.h: Test __cplusplus instead of
16832 __GXX_EXPERIMENTAL_CXX0X__.
16834 2016-01-29 Richard Biener <rguenther@suse.de>
16836 PR tree-optimization/69547
16837 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
16838 Do not mark clobbers necessary.
16839 (mark_all_reaching_defs_necessary_1): Likewise.
16841 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16843 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
16844 declaration name with %qs and print it in both error messages.
16845 Also fix indentation.
16847 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16850 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
16851 trailing blank line from error message.
16853 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16856 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
16859 2016-01-29 Richard Biener <rguenther@suse.de>
16861 PR middle-end/69537
16862 * match.pd: Allow all integral types when simplifying a
16863 widening or sign-changing conversion.
16865 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16867 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
16868 back to setting codegen_error to fail codegen.
16870 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
16873 * config/i386/constraints.md (C): Only accept constant zero operand.
16874 (BC): New constraint.
16875 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
16876 instead of C constraint.
16877 * doc/md.texi (Machine Constraints): Update description
16880 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
16883 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
16885 2016-01-28 Jakub Jelinek <jakub@redhat.com>
16887 PR middle-end/69542
16888 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
16891 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
16893 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
16894 branches if using guessed profile.
16896 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
16898 * graphite-optimize-isl.c (optimize_isl): Fix dump.
16900 2016-01-28 Richard Henderson <rth@redhat.com>
16903 * config/aarch64/aarch64-modes.def (CC_Cmode): New
16904 * config/aarch64/aarch64-protos.h: Update.
16905 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
16906 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
16907 (aarch64_get_condition_code_1): Handle CC_Cmode.
16908 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
16909 (*add<mode>3_compareC_cconly_imm): New.
16910 (*add<mode>3_compareC_cconly): New.
16911 (*add<mode>3_compareC_imm): New.
16912 (add<mode>3_compareC): New.
16913 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
16914 to be first. Use aarch64_carry_operation.
16915 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
16916 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
16917 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
16918 (subti3): Use subdi3_compare1.
16919 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
16920 (sub<mode>3_compare1): New.
16921 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
16922 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
16923 (*subsi3_carryin_uxtw): Likewise.
16924 (*ngc<mode>, *ngcsi_uxtw): Likewise.
16925 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
16926 * config/aarch64/iterators.md (DWI): New.
16927 * config/aarch64/predicates.md (aarch64_carry_operation): New.
16928 (aarch64_borrow_operation): New.
16930 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16932 * graphite-optimize-isl.c (optimize_isl): Print a different debug
16933 message when isl does not return a valid schedule.
16935 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16937 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
16938 Remove comments from class declarations: they are already in the code
16941 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16943 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
16945 (ternary_op_to_tree): Same.
16946 (unary_op_to_tree): Same.
16947 (nary_op_to_tree): Same.
16948 (gcc_expression_from_isl_expr_op): Same.
16949 (gcc_expression_from_isl_expression): Same.
16950 (graphite_create_new_loop): Same.
16951 (graphite_create_new_loop_guard): Same.
16952 (build_iv_mapping): Same.
16953 (graphite_create_new_guard): Same.
16954 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
16955 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
16957 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16959 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
16960 instead of setting codegen_error to fail codegen.
16962 2016-01-28 Jason Merrill <jason@redhat.com>
16964 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
16966 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16968 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16969 Remove CONST_INT_P check in CCMP cost calculation.
16971 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16973 * config/aarch64/aarch64.c (generic_vector_cost):
16974 Set vec_permute_cost.
16975 (cortexa57_vector_cost): Likewise.
16976 (exynosm1_vector_cost): Likewise.
16977 (xgene1_vector_cost): Likewise.
16978 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
16979 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
16980 Add vec_permute_cost entry.
16982 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16984 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
16986 (add<mode>3_compare0): Likewise.
16987 (addsi3_compare0_uxtw): Likewise.
16988 (add<mode>3nr_compare0): Likewise.
16989 (compare_neg<mode>): Likewise.
16990 (<optab><mode>3): Likewise.
16992 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
16994 * tree-vect-stmts.c (vectorizable_comparison): Add
16995 NULL check for vectype.
16997 2016-01-28 Richard Biener <rguenther@suse.de>
16999 PR tree-optimization/69466
17000 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
17001 Account for PHIs we couldn't duplicate.
17003 2016-01-28 Martin Liska <mliska@suse.cz>
17006 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
17007 instead of ENABLE_VALGRIND_CHECKING.
17009 2016-01-27 Richard Henderson <rth@redhat.com>
17012 * lra-remat.c (subreg_regs): New.
17013 (dump_candidates_and_remat_bb_data): Dump it.
17014 (operand_to_remat): Reject if operand in subreg_regs.
17015 (set_bb_regs): Collect subreg_regs.
17016 (lra_remat): Init and free subreg_regs. Compute
17017 calculate_local_reg_remat_bb_data before create_cands.
17019 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
17022 * config/i386/i386.c (ix86_update_stack_boundary): Don't
17023 change stack_alignment_needed for __tls_get_addr call.
17025 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
17027 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
17029 2016-01-27 Jeff Law <law@redhat.com>
17031 PR tree-optimization/68398
17032 PR tree-optimization/69196
17033 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
17034 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
17035 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17036 Only count PHIs in the last block in the path. The others will
17037 const/copy propagate away. Add heuristic to allow more irreducible
17038 subloops to be created when it is likely profitable to do so.
17040 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17041 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
17042 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
17044 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17047 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
17048 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
17049 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
17050 * tree-streamer-in.c: Include asan.h.
17051 (streamer_get_builtin_tree): For builtins in sanitizer
17052 range call initialize_sanitizer_builtins and retry.
17054 2016-01-27 Ian Lance Taylor <iant@google.com>
17056 * common.opt (fkeep-gc-roots-live): New undocumented option.
17057 * tree-ssa-loop-ivopts.c (add_candidate_1): If
17058 -fkeep-gc-roots-live, skip pointers.
17059 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
17062 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
17065 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
17066 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
17068 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
17071 * configure.ac: NetBSD provides SSP in its C library.
17072 * configure: Updated.
17074 2016-01-27 Richard Biener <rguenther@suse.de>
17076 PR tree-optimization/69166
17077 * tree-vect-loop.c (vect_is_simple_reduction): Always check
17078 reduction code for commutativity / associativity.
17080 2016-01-27 Martin Jambor <mjambor@suse.cz>
17082 PR tree-optimization/69355
17083 * tree-sra.c (analyze_access_subtree): Correct hole detection when
17084 total_scalarization fails.
17086 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
17088 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
17091 2016-01-27 Christian Bruel <christian.bruel@st.com>
17094 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
17095 Move arm_reset_previous_fndecl and set_target_option_current_node in
17096 the conditional part. Call save_restore_target_globals.
17097 * config/arm/arm.c (arm_set_current_function):
17098 Refactor to better support #pragma target and attribute mix.
17099 Call save_restore_target_globals.
17100 * config/arm/arm-protos.h (save_restore_target_globals): New function.
17102 2016-01-27 Martin Liska <mliska@suse.cz>
17104 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
17105 reference for an HSA kernel and its host function.
17107 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17109 PR tree-optimization/69399
17110 * wide-int.h (wi::lrshift): For larger precisions, only
17111 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
17113 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
17115 * config/arc/predicates.md (proper_comparison_operator): Reject
17116 constant-constant comparison.
17118 2016-01-26 Tom de Vries <tom@codesourcery.com>
17120 PR tree-optimization/69110
17121 * tree-data-ref.c (initialize_data_dependence_relation): Handle
17122 DR_NUM_DIMENSIONS == 0.
17124 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17125 Sebastian Pop <s.pop@samsung.com>
17127 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
17128 isl_ast_op_cond and isl_ast_op_select.
17129 (gcc_expression_from_isl_expr_op): Same.
17131 2016-01-26 Jason Merrill <jason@redhat.com>
17134 * tree.c (recompute_constructor_flags): Split out from
17136 (verify_constructor_flags): New.
17137 * tree.h: Declare them.
17139 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
17141 PR rtl-optimization/69217
17142 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
17143 are no TYPE_FIELDS set for the record type.
17145 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17148 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
17149 toc_label_name unconditionally.
17150 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
17151 SYMBOL_REF string. Use toc_label_name instead of constructing
17153 (rs6000_elf_declare_function_name): Use toc_label_name instead of
17154 constructing LCTOC1.
17156 2016-01-26 Martin Sebor <msebor@redhat.com>
17159 * doc/extend.texi (Common Type Attributes): Move text that talks about
17160 attribute packed from attribute aligned to the section discussing
17161 the former attribute for clarity.
17163 2016-01-26 Richard Henderson <rth@redhat.com>
17165 PR middle-end/60908
17166 * trans-mem.c (tm_region_init): Mark entry block as visited.
17168 2016-01-26 David Malcolm <dmalcolm@redhat.com>
17171 * diagnostic-show-locus.c (layout::print_source_line): Replace
17172 call to pp_newline with call to layout::print_newline.
17173 (layout::print_annotation_line): Likewise.
17174 (layout::move_to_column): Likewise.
17175 (layout::print_any_fixits): After printing any fixits, print a
17176 trailing newline, if necessary.
17177 (layout::print_newline): New method, resetting any colorization
17179 (diagnostic_show_locus): Move the pp_newline to before the
17180 early bailout. Remove dummy block enclosing the layout instance.
17181 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
17182 of pp_newline_and_flush with pp_flush.
17183 (diagnostic_append_note): Delete use of pp_newline.
17184 (diagnostic_append_note_at_rich_loc): Delete.
17185 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
17186 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
17187 when newline characters are added to the buffer.
17189 2016-01-26 Michael Matz <matz@suse.de>
17191 * configure.ac (ac_cv_std_swap_in_utility): New test.
17192 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
17193 * configure: Regenerate.
17194 * config.in: Regenerate.
17196 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
17198 * config/arc/arc.md (cstoresi4): Force operand into register.
17199 (arcset<code>): Fix predicate.
17200 (arcsetltu): Likewise.
17201 (arcsetgeu): Likewise.
17202 (arcsethi): Likewise.
17203 (arcsetls): Likewise.
17205 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17207 PR tree-optimization/69483
17208 * gimple-fold.c (canonicalize_constructor_val): Return NULL
17209 if base has error_mark_node type.
17211 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
17214 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
17215 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
17217 (vget_lane_f16): Handle big-endian.
17218 (vgetq_lane_f16): Likewise.
17219 (vset_lane_f16): Likewise.
17220 (vsetq_lane_f16): Likewise.
17221 * config/arm/iterators.md (VQXMOV): Add V8HF.
17222 (VDQ): Add V4HF and V8HF.
17223 (V_reg): Handle V4HF and V8HF.
17224 (Is_float_mode): Likewise.
17225 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
17226 neon_vdup_nv8hf): New patterns.
17227 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
17228 Use VD_LANE iterator.
17229 (neon_vld1_dup<mode>): Use VQ2 iterator.
17231 2016-01-26 Nathan Sidwell <nathan@acm.org>
17233 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
17234 (set_oacc_fn_attrib): Add IS_KERNEL arg.
17235 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
17236 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
17237 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
17238 (oacc_validate_dims): Add LEVEL arg, don't return level.
17239 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
17240 oacc_validate_dims.
17241 (execute_oacc_device_lower): Adjust, add more dump output.
17242 * tree-ssa-loop.c (gate_oacc_kernels): Use
17243 oacc_fn_attrib_kernels_p.
17244 * tree-parloops.c (create_parallel_loop): Adjust
17245 set_oacc_fn_attrib call.
17247 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17250 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
17251 (append_compiler_options): Handle -fcilkplus.
17252 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
17254 2016-01-26 Nick Clifton <nickc@redhat.com>
17257 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
17258 been marked as DECL_ONE_ONLY but we do not the means to make it
17259 so, then do not allow it to bind locally.
17261 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17264 * opts.h (parse_sanitizer_options): New prototype.
17265 * opts.c (sanitizer_opts): New array.
17266 (parse_sanitizer_options): New function.
17267 (common_handle_option): Use parse_sanitizer_options.
17269 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
17272 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
17273 alignment adjustment to ...
17274 (ix86_update_stack_boundary): Here. Don't over-align stack for
17276 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
17277 if __tls_get_addr is called.
17279 2016-01-26 Christian Bruel <christian.bruel@st.com>
17281 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
17283 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
17285 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
17287 2016-01-26 Richard Biener <rguenther@suse.de>
17289 PR middle-end/69467
17290 * match.pd: Guard X * CST CMP 0 pattern with single_use.
17292 2016-01-26 Richard Biener <rguenther@suse.de>
17294 PR tree-optimization/69452
17295 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
17296 (move_computations_dom_walker::before_dom_children): Rename
17298 (move_computations_worker): This.
17299 (move_computations): Perform an RPO rather than a DOM walk.
17301 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17304 * combine.c (combine_instructions): For REG_EQUAL note with
17305 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
17306 to the underlying register.
17307 * doc/rtl.texi (REG_EQUAL): Document the behavior of
17308 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
17310 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
17313 * config/aarch64/aarch64-builtins.c
17314 (aarch64_init_simd_builtin_types): Do not set structural
17315 equality to __Poly{8,16,64,128}_t types.
17317 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
17319 PR tree-optimization/69400
17320 * wide-int.cc (wi_pack): Take the precision as argument and
17321 perform canonicalization here rather than in the callers.
17322 Use the main loop to handle all full-width HWIs. Add a
17323 zero HWI if in_len isn't a full result.
17324 (wi::divmod_internal): Update accordingly.
17325 (wi::mul_internal): Likewise. Simplify.
17327 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17328 Sebastian Pop <s.pop@samsung.com>
17330 * graphite-poly.c (apply_poly_transforms): Simplify.
17331 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
17332 (print_isl_map): Same.
17333 (print_isl_union_map): Same.
17334 (print_isl_schedule): New.
17335 (debug_isl_schedule): New.
17336 * graphite-dependences.c (scop_get_reads): Do not call
17337 isl_union_map_add_map that is undocumented isl functionality.
17338 (scop_get_must_writes): Same.
17339 (scop_get_may_writes): Same.
17340 (scop_get_original_schedule): Remove.
17341 (scop_get_dependences): Do not call isl_union_map_compute_flow that
17342 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
17343 (compute_deps): Remove.
17344 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
17345 (debug_schedule_ast): New.
17346 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
17347 set_separate_option.
17348 (graphite_regenerate_ast_isl): Add dump.
17349 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
17350 from scop->transformed_schedule.
17351 (graphite_regenerate_ast_isl): Add more dump.
17352 * graphite-optimize-isl.c (optimize_isl): Set
17353 scop->transformed_schedule. Check whether schedules are equal.
17354 (apply_poly_transforms): Move here.
17355 * graphite-poly.c (apply_poly_transforms): ... from here.
17356 (free_poly_bb): Static.
17357 (free_scop): Static.
17358 (pbb_number_of_iterations_at_time): Remove.
17359 (print_isl_ast): New.
17360 (debug_isl_ast): New.
17361 (debug_scop_pbb): New.
17362 * graphite-scop-detection.c (print_edge): Move.
17363 (print_sese): Move.
17364 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
17365 (build_scop_scattering): Remove.
17366 (create_pw_aff_from_tree): Assert instead of bailing out.
17367 (add_condition_to_pbb): Remove unused code, do not fail.
17368 (add_conditions_to_domain): Same.
17369 (add_conditions_to_constraints): Remove.
17370 (build_scop_context): New.
17371 (add_iter_domain_dimension): New.
17372 (build_iteration_domains): Initialize pbb->iterators.
17373 Call add_conditions_to_domain.
17376 (index_outermost_in_loop): New.
17377 (index_pbb_in_loop): New.
17378 (outermost_pbb_in): New.
17379 (add_in_sequence): New.
17380 (add_outer_projection): New.
17381 (outer_projection_mupa): New.
17382 (add_loop_schedule): New.
17383 (build_schedule_pbb): New.
17384 (build_schedule_loop): New.
17385 (embed_in_surrounding_loops): New.
17386 (build_schedule_loop_nest): New.
17387 (build_original_schedule): New.
17388 (build_poly_scop): Call build_original_schedule.
17389 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
17390 (free_poly_dr): Remove.
17391 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
17392 (free_poly_bb): Remove.
17393 (debug_loop_vec): Remove.
17394 (print_isl_ast): Declare.
17395 (debug_isl_ast): Declare.
17396 (scop_do_interchange): Remove.
17397 (scop_do_strip_mine): Remove.
17398 (scop_do_block): Remove.
17399 (flatten_all_loops): Remove.
17400 (optimize_isl): Remove.
17401 (pbb_number_of_iterations_at_time): Remove.
17402 (debug_scop_pbb): Declare.
17403 (print_schedule_ast): Declare.
17404 (debug_schedule_ast): Declare.
17405 (struct scop): Remove schedule. Add original_schedule,
17406 transformed_schedule.
17407 (free_gimple_poly_bb): Remove.
17408 (print_generated_program): Remove.
17409 (debug_generated_program): Remove.
17410 (unify_scattering_dimensions): Remove.
17411 * sese.c (print_edge): ... here.
17412 (print_sese): ... here.
17413 (debug_edge): ... here.
17414 (debug_sese): ... here.
17415 * sese.h (print_edge): Declare.
17416 (print_sese): Declare.
17417 (dump_edge): Declare.
17418 (dump_sese): Declare.
17420 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17421 Sebastian Pop <s.pop@samsung.com>
17423 * Makefile.in: Set ISLVER in site.exp.
17425 2016-01-25 Jakub Jelinek <jakub@redhat.com>
17427 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
17428 DECL_VALUE_EXPR of new_var even for the non-array case. Look
17429 through DECL_VALUE_EXPR for expansion.
17431 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17433 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
17434 the frame info after reload completed.
17436 2016-01-25 Jeff Law <law@redhat.com>
17438 PR tree-optimization/69196
17439 PR tree-optimization/68398
17440 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
17441 tree-ssa-threadupdate.c.
17442 (determine_bb_domination_status): Prototype
17443 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
17444 (determine_bb_domination_status): No longer static.
17445 (valid_jump_thread_path): Remove code to detect characteristics
17446 of the jump thread path not associated with correctness.
17447 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
17448 Correct test for thread path length. Count PHIs for real operands as
17449 statements that need to be copied. Do not count ASSERT_EXPRs.
17450 Look at all the blocks in the thread path. Compute and selectively
17451 filter thread paths based on threading through the latch, threading
17452 a multiway branch or crossing a multiway branch.
17454 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17456 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
17457 decl with __attribute__ ((unused)) annotation.
17459 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
17462 * tree-vect-stmts.c (vectorizable_condition): Check vectype
17463 of operands is compatible with a statement vectype.
17465 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
17467 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
17468 improve wording for mixed storage order support.
17470 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
17472 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
17473 (vcvt_u64_f64): Likewise.
17474 (vcvta_s64_f64): Likewise.
17475 (vcvta_u64_f64): Likewise.
17476 (vcvtm_s64_f64): Likewise.
17477 (vcvtm_u64_f64): Likewise.
17478 (vcvtn_s64_f64): Likewise.
17479 (vcvtn_u64_f64): Likewise.
17480 (vcvtp_s64_f64): Likewise.
17481 (vcvtp_u64_f64): Likewise.
17483 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
17485 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
17486 (arc_init): Check validity mll64 option.
17487 (arc_save_restore): Use double load/store instruction.
17488 (arc_expand_movmem): Likewise.
17489 (arc_split_move): Don't split if we have double load/store
17490 instructions. Returns a boolean.
17491 (arc_process_double_reg_moves): Change function to return boolean
17492 instead of a sequence of instructions.
17493 (arc_dwarf_register_span): New function.
17494 * config/arc/arc-protos.h (arc_split_move): Change prototype.
17495 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
17496 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
17497 (*movdf_insn): Likewise.
17498 * config/arc/arc.opt (mll64): New option.
17499 * config/arc/predicates.md (even_register_operand): New predicate.
17500 * doc/invoke.texi (ARC Options): Add mll64 documentation.
17502 2016-01-25 Richard Biener <rguenther@suse.de>
17505 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
17506 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
17508 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
17510 2016-01-25 Richard Biener <rguenther@suse.de>
17512 PR tree-optimization/69376
17513 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
17515 (VN_INFO_ANTI_RANGE_P): New inline.
17516 (VN_INFO_RANGE_TYPE): Likewise.
17517 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
17518 SSA_NAME_ANTI_RANGE_P.
17519 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
17520 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17521 Properly query VN_INFO_RANGE_TYPE.
17523 2016-01-25 Nick Clifton <nickc@redhat.com>
17526 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
17528 2016-01-23 Tom de Vries <tom@codesourcery.com>
17530 PR tree-optimization/69426
17531 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
17534 2016-01-23 Jakub Jelinek <jakub@redhat.com>
17536 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
17537 "the the" with "the" in the comments.
17538 * ipa-devirt.c (build_type_inheritance_graph,
17539 update_type_inheritance_graph): Likewise.
17540 * tree.c (build_function_type_list_1): Likewise.
17541 * cfgloopmanip.c (scale_loop_profile): Likewise.
17542 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
17543 * gimple-ssa-split-paths.c
17544 (find_block_to_duplicate_for_splitting_paths): Likewise.
17545 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
17546 * expr.c (convert_move): Likewise.
17547 * var-tracking.c (vt_stack_adjustments): Likewise.
17548 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17549 * tree-vrp.c (test_for_singularity): Likewise.
17551 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
17552 directly instead of building a temporary tree.
17555 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
17556 remove <algorithm> include.
17558 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17561 * config/i386/i386.c: Include dojump.h.
17562 (expand_small_movmem_or_setmem,
17563 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
17565 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
17566 if dynamic_check != -1.
17568 2016-01-21 Jeff Law <law@redhat.com>
17570 PR middle-end/69347
17571 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
17572 record_temporary_equivalences. Rewritten to avoid unnecessary calls
17573 into dominated_by_p.
17574 (cprop_into_successor_phis): Avoid unnecessary tests.
17576 2016-01-22 Richard Henderson <rth@redhat.com>
17579 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
17580 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
17582 2016-01-22 Michael Matz <matz@suse.de>
17584 * system.h (string, algorithm): Include only conditionally.
17585 (new): Include always under C++.
17586 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
17587 * final.c (toplevel): Ditto.
17588 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
17589 * genconditions.c (write_header): Make gencondmd.c define
17591 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
17593 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
17594 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
17596 2016-01-22 Christian Bruel <christian.bruel@st.com>
17599 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
17601 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17604 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
17605 define_insn_and_split. Ensure operands[1] and operands[0] do not
17606 get assigned the same register.
17608 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17610 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
17612 2016-01-22 Christian Bruel <christian.bruel@st.com>
17614 * config/arm/arm-c.c (arm_pragma_target_parse):
17615 Remove warn_builtin_macro_redefined overwrite.
17617 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17619 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
17620 flag_non_call_exceptions compatibility.
17622 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17625 * dwarf2out.c (add_child_die_after): New function.
17626 (dwarf_qual_info_t): New type.
17627 (dwarf_qual_info): New variable.
17628 (qualified_die_p): New function.
17629 (modified_type_die): For -fdebug-types-section, ensure
17630 canonical order of qualifiers. Put qualified DIEs adjacent
17631 to the corresponding non-qualified type DIE and search there
17632 for existing qualified DIEs.
17634 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17636 * doc/extend.texi (scalar_storage_order type attribute): Document
17637 restriction on type punning and aliasing, and remove future tense.
17639 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
17642 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
17645 2016-01-21 Jeff Law <law@redhat.com>
17647 PR middle-end/69347
17648 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
17649 useless call to record_temporary_equivalences.
17650 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
17651 allocate 10 slots in the bb_path vector and let it grow as needed.
17652 (fsm_find_control_statement_thread_paths): Similarly for the next_path
17655 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17657 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
17659 * configure: Regenerate.
17661 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
17663 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
17664 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
17666 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
17668 PR middle-end/66178
17669 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
17670 drop EXPAND_INITIALIZER.
17671 * rtl.h (contains_symbolic_reference_p): Declare.
17672 * rtlanal.c (contains_symbolic_reference_p): New function.
17673 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
17674 a subtraction into a NOT if symbolic constants are involved.
17676 2016-01-21 Anton Blanchard <anton@samba.org>
17677 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17680 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
17682 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
17685 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17687 * config/microblaze/microblaze.c
17688 (get_branch_target): New.
17689 (insert_wic_for_ilb_runout): New.
17691 (microblaze_machine_dependent_reorg): New.
17692 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
17693 * config/microblaze/microblaze.md
17694 (UNSPEC_IPREFETCH): Define.
17695 (iprefetch): New pattern
17696 * config/microblaze/microblaze.opt
17697 (mxl-prefetch): New flag.
17699 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17701 * config/microblaze/microblaze.h
17702 (FIXED_REGISTERS): Update in macro.
17703 (CALL_USED_REGISTERS): Update in macro.
17705 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
17707 PR rtl-optimization/68920
17708 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
17711 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
17713 PR rtl-optimization/68990
17714 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
17715 pseudo instead of inheritance ones.
17717 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17718 Nick Clifton <nickc@redhat.com>
17722 * config/mips/mips.c (mips_compute_frame_info): Initialise
17723 args_size and hard_frame_pointer_offset fields of the frame
17724 structure before calling mips_global_pointer.
17726 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17728 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
17730 * configure: Regenerate.
17732 2016-01-21 Richard Biener <rguenther@suse.de>
17734 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
17736 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17738 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17739 to actually emit the .size directive.
17741 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17742 Jakub Jelinek <jakub@redhat.com>
17746 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17747 args array size by one to avoid buffer overflow.
17749 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17751 * config/s390/s390.md (pool_section_start): Use switch_to_section
17752 to select proper read-only data section instead of hardcoding
17754 (pool_section_end): Use switch_to_section to match the above.
17756 2016-01-21 Richard Biener <rguenther@suse.de>
17758 PR tree-optimization/69378
17759 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17760 (set_ssa_val_to): Use it for dominance checks taking into
17761 account not executable edges.
17763 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17766 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17767 for bitsize instead of GET_MODE_PRECISION (mode).
17769 2016-01-20 Martin Sebor <msebor@redhat.com>
17772 * extend.texi (__sync Builtins): Clarify the semantics of
17773 __sync_fetch_and_OP built-ins on pointers.
17774 (__atomic Builtins): Same.
17776 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17777 Sebastian Pop <s.pop@samsung.com>
17779 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17780 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17781 (is_valid_rename): Same.
17782 (translate_isl_ast_to_gimple::get_rename): Same.
17783 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17784 (translate_isl_ast_to_gimple::rename_uses): Same.
17785 (get_new_name): Check for close_phi nodes.
17786 (copy_loop_phi_args): Use phi_node_kind.
17787 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17788 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17790 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17791 Sebastian Pop <s.pop@samsung.com>
17793 Revert commit r229783.
17794 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17795 Remove use of parameter_rename_map.
17796 (copy_def): Remove.
17797 (copy_internal_parameters): Remove.
17798 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17799 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17800 (free_sese_info): Do not free parameter_rename_map.
17801 (set_rename): Do not use parameter_rename_map.
17802 (rename_uses): Update call to set_rename.
17803 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17804 * sese.h (parameter_rename_map_t): Remove.
17805 (struct sese_info_t): Remove field parameter_rename_map.
17807 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17808 Sebastian Pop <s.pop@samsung.com>
17810 * graphite-isl-ast-to-gimple.c: Fix comment.
17811 * graphite-scop-detection.c (defined_in_loop_p): New.
17812 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17813 names defined in loop.
17815 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17816 Sebastian Pop <s.pop@samsung.com>
17818 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17819 Discard unstructured if-then-else regions.
17821 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17822 Sebastian Pop <s.pop@samsung.com>
17824 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17825 (cleanup_loop_iter_dom): Remove.
17826 (build_loop_iteration_domains): Remove.
17827 (build_scop_context): Remove.
17828 (build_scop_iteration_domain): Remove.
17829 (add_loop_constraints): New.
17830 (build_iteration_domains): New.
17831 (build_poly_scop): Call build_iteration_domains.
17833 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17834 Sebastian Pop <s.pop@samsung.com>
17836 * graphite-scop-detection.c
17837 (scop_detection::harmful_loop_in_region): Free dom and loops.
17838 (scop_detection::loop_body_is_valid_scop): Free bbs.
17840 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17841 Sebastian Pop <s.pop@samsung.com>
17843 * graphite-scop-detection.c (record_loop_in_sese): New.
17844 (gather_bbs::before_dom_children): Call record_loop_in_sese.
17845 (build_scops): Remove call to build_sese_loop_nests.
17846 * sese.c (sese_record_loop): Remove.
17847 (build_sese_loop_nests): Remove.
17848 (new_sese_info): Remove region->loops.
17849 (free_sese_info): Same.
17850 * sese.h (sese_contains_loop): Same.
17851 (build_sese_loop_nests): Remove.
17852 (sese_contains_loop): Remove.
17854 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17855 Sebastian Pop <s.pop@samsung.com>
17857 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
17858 loop_is_valid_in_scop.
17859 (scop_detection::harmful_stmt_in_region): Renamed
17860 harmful_loop_in_region.
17861 Call loop_is_valid_in_scop.
17863 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17864 Sebastian Pop <s.pop@samsung.com>
17866 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
17869 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17870 Sebastian Pop <s.pop@samsung.com>
17872 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
17873 * graphite.h (struct poly_bb): Remove field is_reduction.
17874 (PBB_IS_REDUCTION): Remove.
17876 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17877 Sebastian Pop <s.pop@samsung.com>
17879 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
17880 (add_pdr_constraints): Same.
17881 (scop_get_reads): Same.
17882 (scop_get_must_writes): Same.
17883 (scop_get_may_writes): Same.
17884 (scop_get_original_schedule): Same.
17885 (extend_schedule): Same.
17886 (apply_schedule_on_deps): Same.
17887 (carries_deps): Same.
17888 (compute_deps): Same.
17889 (scop_get_dependences): Same.
17890 * graphite-isl-ast-to-gimple.c
17891 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
17892 * graphite-optimize-isl.c (get_schedule_for_band): Same.
17893 (get_schedule_for_band_list): Same.
17894 (get_schedule_map): Same.
17895 (apply_schedule_map_to_scop): Same.
17896 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
17897 (build_loop_iteration_domains): Same.
17898 (add_condition_to_pbb): Same.
17899 (add_param_constraints): Same.
17900 (pdr_add_memory_accesses): Same.
17901 (pdr_add_data_dimensions): Same.
17903 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17905 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
17908 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17910 * common.opt (feliminate-dwarf2-dups): Replace references to
17911 "DWARF 2" with just "DWARF".
17912 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
17913 * doc/extend.texi: Likewise.
17914 * doc/cpp.texi: Likewise.
17915 * doc/invoke.texi: Likewise.
17916 (Option Summary): Add -gdwarf to list of Debugging Options.
17917 (Debugging Options): Document -gdwarf.
17918 * doc/contrib.texi: Spell "DWARF" like that.
17920 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17922 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
17923 warning. Fix up formatting.
17925 PR middle-end/67653
17926 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
17927 attempt to mark memory input operand addressable and
17928 call prepare_gimple_addressable in that case. Don't adjust
17929 input_location for diagnostics, use error_at instead.
17931 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
17933 * config/rs6000/ppc-auxv.h: New file.
17934 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
17935 (cpu_is): Likewise.
17936 (cpu_supports): Likewise.
17937 * config/rs6000/rs6000.c: include "ppc-auxv.h".
17938 (cpu_is_info): New variable.
17939 (cpu_supports_info): Likewise.
17940 (tcb_verification_symbol): Likewise.
17941 (cpu_builtin_p): Likewise.
17942 (cpu_expand_builtin): New function.
17943 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
17944 (rs6000_init_builtins): Likewise.
17945 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
17946 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
17947 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
17948 * configure: Regenerate.
17949 * config.in: Likewise.
17950 * doc/extend.texi (PowerPC Built-in Functions): Document
17951 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
17953 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
17956 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
17958 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
17961 2016-01-20 Richard Henderson <rth@redhat.com>
17967 * tree.c (tm_define_builtin): New.
17968 (find_tm_vector_type): New.
17969 (build_tm_vector_builtins): New.
17970 (build_common_builtin_nodes): Call it.
17972 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
17974 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
17975 (arm_fp_ok): Likewise.
17976 (arm_fp): Likewise.
17977 (arm_crypto): Likewise.
17979 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
17980 Richard Biener <rguenther@suse.de>
17982 PR tree-optimization/69328
17983 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
17984 vectors have same number of elements.
17985 (vectorizable_condition): Fix masked version recognition.
17987 2016-01-20 Richard Biener <rguenther@suse.de>
17989 PR tree-optimization/69345
17990 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
17991 (VN_INFO_PTR_INFO): Likewise.
17992 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
17993 info when it is equal between non-dominating SSA names.
17994 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17995 Make sure to look at original SSA infos.
17997 2016-01-20 Jeff Law <law@redhat.com>
18000 * config/m68k/predicates.md (pow2_m1_operand): New predicate
18002 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
18003 (pc_or_label_operand): New predicate.
18004 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
18005 tests for small integers that are 2^n - 1.
18007 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
18009 * doc/invoke.texi (Options Summary): Add '.' after @xref.
18011 2016-01-19 Jeff Law <law@redhat.com>
18013 PR middle-end/69347
18014 * tree-ssa-threadbackwards.c
18015 (fsm_find_control_statement_thread_paths): Do not try to lookup
18016 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
18018 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
18020 * doc/lto.texi: Remove text that says only Gold has linker plugin
18023 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
18025 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
18026 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
18027 the DIE accordingly.
18028 (modified_type_die): Add REVERSE parameter and pass it recursively,
18029 as well as to base_type_die. Adjust presence check accordingly.
18030 (base_type_for_mode): Adjust call to modified_type_die.
18031 (add_type_attribute): Add REVERSE parameter and pass it to
18033 (generic_parameter_die): Adjust call to add_type_attribute.
18034 (add_scalar_info): Likewise.
18035 (add_subscript_info): Likewise.
18036 (gen_array_type_die): Likewise.
18037 (gen_descr_array_type_die): Likewise.
18038 (gen_entry_point_die): Likewise.
18039 (gen_enumeration_type_die): Likewise.
18040 (gen_formal_parameter_die): Likewise.
18041 (gen_subprogram_die): Likewise.
18042 (gen_variable_die ): Likewise.
18043 (gen_const_die): Likewise.
18044 (gen_field_die): Likewise.
18045 (gen_pointer_type_die): Likewise.
18046 (gen_reference_type_die): Likewise.
18047 (gen_ptr_to_mbr_type_die): Likewise.
18048 (gen_inheritance_die): Likewise.
18049 (gen_subroutine_type_die): Likewise.
18050 (gen_typedef_die): Likewise.
18051 (force_type_die): Adjust call to modified_type_die.
18053 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
18055 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
18056 flow throughout the file. Fix broken link to Objective-C 2.0
18058 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
18061 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18063 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
18065 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18068 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
18069 (maybe_record_node): Record cxa_pure_virtual as the only possible
18070 target if there are not ohter candidates.
18071 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
18073 2016-01-19 Richard Biener <rguenther@suse.de>
18075 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
18076 (get_memory_order): Likewise.
18078 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
18080 * tree-vect-stmts.c (vectorizable_store): Check
18083 2016-01-19 David Malcolm <dmalcolm@redhat.com>
18086 * gcc.c (driver::decode_argv): Add call to
18087 init_opts_obstack before init_options_struct.
18088 * opts.c (init_opts_obstack): Remove idempotency.
18089 (init_options_struct): Replace call to init_opts_obstack
18090 with a gcc_assert to verify that it has already been called.
18091 * toplev.c (toplev::main): Add call to init_opts_obstack before
18092 calls to init_options_struct.
18093 (toplev::finalize): Move cleanup of opts_obstack next to
18094 cleanup of save_decoded_options, clearing the latter, and
18095 save_decoded_options_count.
18097 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18100 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
18101 attribute to unconditional. Remove %? from output template.
18103 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18104 Jiong Wang <jiong.wang@arm.com>
18106 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
18107 generated from different expand order.
18109 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18111 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18112 Add support for CCMP costing.
18114 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18116 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
18117 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
18118 (fccmpe<mode>): Likewise.
18119 (fcmp): Rename to fcmp and globalize pattern.
18121 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
18122 (aarch64_gen_ccmp_next): Add FP support.
18124 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18126 * target.def (gen_ccmp_first): Update documentation.
18127 (gen_ccmp_next): Likewise.
18128 * doc/tm.texi (gen_ccmp_first): Update documentation.
18129 (gen_ccmp_next): Likewise.
18130 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
18131 expand_ccmp_expr_1. Improve comments.
18132 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
18133 (ccmp_ior<mode>): Remove pattern.
18134 (cmp<mode>): Remove expand.
18135 (cmp): Globalize pattern.
18136 (cstorecc4): Use cc_register.
18137 (mov<mode>cc): Remove ccmp_cc_register check.
18138 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
18139 Simplify after removal of CC_DNE/* modes.
18140 (aarch64_ccmp_mode_to_code): Remove.
18141 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
18142 In 'k' case use integer as condition.
18143 (aarch64_nzcv_codes): Remove inverted cases.
18144 (aarch64_code_to_ccmode): Remove.
18145 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
18146 comparison with CC register to be used in folowing CCMP/branch/CSEL.
18147 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
18148 pattern. Return the comparison with CC register. Invert conditions
18149 when bitcode is OR.
18150 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
18151 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
18153 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18155 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18156 instrumented_version.
18158 2016-01-19 Richard Biener <rguenther@suse.de>
18160 PR tree-optimization/69336
18161 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
18162 handled components with get_ref_base_and_extent.
18163 (equal_mem_array_ref_p): Adjust.
18165 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18168 * shrink-wrap.c: Include valtrack.h.
18169 (move_insn_for_shrink_wrap): Add DEBUG argument. If
18170 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
18171 in between insn and where it will be moved to. Call
18172 dead_debug_insert_temp.
18173 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
18174 first and dead_debug_local_finish at the end.
18175 For uses and defs bitmap, handle all regs in between REGNO and
18176 END_REGNO, not just the first one.
18178 2016-01-19 Richard Biener <rguenther@suse.de>
18180 PR tree-optimization/69352
18181 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
18182 (equal_mem_array_ref_p): Constrain size and max size properly.
18183 Compare the reverse flag.
18185 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
18187 * ira.c (ira): Update regstat data if we deleted insns.
18189 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18191 PR rtl-optimization/68955
18192 PR rtl-optimization/64557
18193 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
18194 here. Fix up formatting.
18195 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
18197 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18200 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
18201 assume that the node has body.
18202 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
18205 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18207 * lto-streamer-out.c (lto_output): Do not stream instrumentation
18210 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18212 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
18213 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
18215 2016-01-19 Martin Jambor <mjambor@suse.cz>
18216 Martin Liska <mliska@suse.cz>
18217 Michael Matz <matz@suse.de>
18219 * Makefile.in (OBJS): Add new source files.
18220 (GTFILES): Add hsa.c.
18221 * common.opt (disable_hsa): New variable.
18222 (-Whsa): New warning.
18223 * config.in (ENABLE_HSA): New.
18224 * configure.ac: Treat hsa differently from other accelerators.
18225 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
18226 $enable_offloading.
18227 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
18228 * doc/install.texi (Configuration): Document --with-hsa-runtime,
18229 --with-hsa-runtime-include, --with-hsa-runtime-lib and
18230 --with-hsa-kmt-lib.
18231 * doc/invoke.texi (-Whsa): Document.
18232 (hsa-gen-debug-stores): Likewise.
18233 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
18234 to invoke offload compiler for hsa acclerator.
18235 * opts.c (common_handle_option): Determine whether HSA offloading
18236 should be performed.
18237 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
18238 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
18239 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
18240 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
18241 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
18242 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
18243 GF_OMP_FOR_KIND_GRID_LOOP.
18244 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
18245 (pp_gimple_stmt_1): Likewise.
18246 * gimple-walk.c (walk_gimple_stmt): Likewise.
18247 * gimple.c (gimple_build_omp_grid_body): New function.
18248 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
18249 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
18250 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
18251 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
18252 GF_OMP_TEAMS_GRID_PHONY.
18253 (gimple_statement_omp_single_layout): Updated comments.
18254 (gimple_build_omp_grid_body): New function.
18255 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
18256 (gimple_omp_for_grid_phony): New function.
18257 (gimple_omp_for_set_grid_phony): Likewise.
18258 (gimple_omp_parallel_grid_phony): Likewise.
18259 (gimple_omp_parallel_set_grid_phony): Likewise.
18260 (gimple_omp_teams_grid_phony): Likewise.
18261 (gimple_omp_teams_set_grid_phony): Likewise.
18262 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
18263 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
18264 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
18265 (BUILT_IN_GOMP_TARGET): Updated type.
18266 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
18267 (adjust_for_condition): New function.
18268 (get_omp_for_step_from_incr): Likewise.
18269 (extract_omp_for_data): Moved parts to adjust_for_condition and
18270 get_omp_for_step_from_incr.
18271 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
18272 (fixup_child_record_type): Bail out if receiver_decl is NULL.
18273 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
18274 (scan_omp_parallel): Do not create child functions for phony
18276 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
18277 (scan_omp_1_op): Checking assert we are not remapping to
18278 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
18279 (parallel_needs_hsa_kernel_p): New function.
18280 (expand_parallel_call): Register apprpriate parallel child
18281 functions as HSA kernels.
18282 (grid_launch_attributes_trees): New type.
18283 (grid_attr_trees): New variable.
18284 (grid_create_kernel_launch_attr_types): New function.
18285 (grid_insert_store_range_dim): Likewise.
18286 (grid_get_kernel_launch_attributes): Likewise.
18287 (get_target_argument_identifier_1): Likewise.
18288 (get_target_argument_identifier): Likewise.
18289 (get_target_argument_value): Likewise.
18290 (push_target_argument_according_to_value): Likewise.
18291 (get_target_arguments): Likewise.
18292 (expand_omp_target): Call get_target_arguments instead of looking
18293 up for teams and thread limit.
18294 (grid_expand_omp_for_loop): New function.
18295 (grid_arg_decl_map): New type.
18296 (grid_remap_kernel_arg_accesses): New function.
18297 (grid_expand_target_kernel_body): New function.
18298 (expand_omp): Call it.
18299 (lower_omp_for): Do not emit phony constructs.
18300 (lower_omp_taskreg): Do not emit phony constructs but create for them
18301 a temporary variable receiver_decl.
18302 (lower_omp_taskreg): Do not emit phony constructs.
18303 (lower_omp_teams): Likewise.
18304 (lower_omp_grid_body): New function.
18305 (lower_omp_1): Call it.
18306 (grid_reg_assignment_to_local_var_p): New function.
18307 (grid_seq_only_contains_local_assignments): Likewise.
18308 (grid_find_single_omp_among_assignments_1): Likewise.
18309 (grid_find_single_omp_among_assignments): Likewise.
18310 (grid_find_ungridifiable_statement): Likewise.
18311 (grid_target_follows_gridifiable_pattern): Likewise.
18312 (grid_remap_prebody_decls): Likewise.
18313 (grid_copy_leading_local_assignments): Likewise.
18314 (grid_process_kernel_body_copy): Likewise.
18315 (grid_attempt_target_gridification): Likewise.
18316 (grid_gridify_all_targets_stmt): Likewise.
18317 (grid_gridify_all_targets): Likewise.
18318 (execute_lower_omp): Call grid_gridify_all_targets.
18319 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
18320 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
18321 (tree_omp_clause): Added union field dimension.
18322 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
18323 * tree.c (omp_clause_num_ops): Added number of arguments of
18324 OMP_CLAUSE__GRIDDIM_.
18325 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
18326 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
18327 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
18328 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
18329 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
18330 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
18331 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
18332 * tree-pass.h (make_pass_gen_hsail): Declare.
18333 (make_pass_ipa_hsa): Likewise.
18334 * ipa-hsa.c: New file.
18335 * lto-section-in.c (lto_section_name): Add hsa section name.
18336 * lto-streamer.h (lto_section_type): Add hsa section.
18337 * timevar.def (TV_IPA_HSA): New.
18338 * hsa-brig-format.h: New file.
18339 * hsa-brig.c: New file.
18340 * hsa-dump.c: Likewise.
18341 * hsa-gen.c: Likewise.
18344 * toplev.c (compile_file): Call hsa_output_brig.
18345 * hsa-regalloc.c: New file.
18347 2016-01-18 Jeff Law <law@redhat.com>
18349 PR tree-optimization/69320
18350 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
18351 ranged object, do nothing if the RHS constant is not [0..1].
18352 (optimize_stmt): Comparing a boolean ranged object against a
18353 constant outside [0..1] results in a compile-time constant.
18355 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
18358 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
18360 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18361 (Option Summary): Update to reflect new section and moved options.
18362 (C++ Dialect Options): Move -fstats to new section.
18363 (Debugging Options): Move all dump, statistics, and other GCC
18364 developer options to new section. Rewrite section introduction
18365 and re-order remaining options to put the more basic ones first.
18366 (Optimization Options): Move -fira-verbose and -flto-report* to
18368 (Developer Options): New section incorporating moved options.
18369 * doc/cppopts.texi (-dM): Update cross-reference.
18371 2016-01-18 Richard Henderson <rth@redhat.com>
18374 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
18375 operands to pseudo only if CSE is expected. Split long immediate
18376 operands only after reload, and for the stack pointer.
18377 (*add<GPI>3_pluslong): Remove.
18378 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
18379 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
18380 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
18381 (*add<GPI>3 peepholes): New.
18382 (*add<GPI>3 splitters): New.
18383 * config/aarch64/constraints.md (Upl): New.
18384 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
18386 2016-01-18 Richard Biener <rguenther@suse.de>
18388 PR tree-optimization/69297
18389 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
18391 (vect_bb_vectorization_profitable_p): Clear visited flag again.
18393 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18395 PR middle-end/68542
18396 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
18397 of mixind vector and scalar types.
18398 (fold_relational_const): Add handling of vector
18399 comparison with boolean result.
18400 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
18401 comparison of vector operands with boolean result for EQ/NE only.
18402 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
18403 (verify_gimple_cond): Likewise.
18404 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
18407 2016-01-18 Joseph Myers <joseph@codesourcery.com>
18409 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
18412 2016-01-18 Richard Biener <rguenther@suse.de>
18414 PR middle-end/69308
18415 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
18417 2016-01-18 Tom de Vries <tom@codesourcery.com>
18419 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
18421 2016-01-18 Tom de Vries <tom@codesourcery.com>
18423 * omp-low.c (set_oacc_fn_attrib): Make extern.
18424 * omp-low.h (set_oacc_fn_attrib): Declare.
18425 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
18426 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
18427 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
18428 Add and handle function parameter oacc_kernels_p.
18429 (find_reduc_addr, get_omp_data_i_param): New function.
18430 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
18431 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
18432 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
18433 Calculate dominance info. Skip loops that are not in a kernels region
18434 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
18435 (pass_parallelize_loops::execute): Call parallelize_loops with
18436 oacc_kernels_p argument.
18437 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
18438 New member function.
18439 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
18440 * passes.def: Add argument to pass_parallelize_loops instantation.
18442 2016-01-18 Tom de Vries <tom@codesourcery.com>
18444 * tree-parloops.c (pass_parallelize_loops::execute): Allow
18445 pass_parallelize_loops to be run outside the loop pipeline.
18447 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18449 * tree-scalar-evolution.c (follow_copies_to_constant): New.
18450 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
18452 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18455 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
18456 using get_ref_base_and_extent.
18457 (equal_mem_array_ref_p): New.
18458 (hashable_expr_equal_p): Add call to previous.
18460 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18463 * tree-sra.c (disqualified_constants, constant_decl_p): New.
18464 (sra_initialize): Allocate disqualified_constants.
18465 (sra_deinitialize): Free disqualified_constants.
18466 (disqualify_candidate): Update disqualified_constants when appropriate.
18467 (create_access): Scan for constant-pool entries as we go along.
18468 (scalarizable_type_p): Add check against type_contains_placeholder_p.
18469 (maybe_add_sra_candidate): Allow constant-pool entries.
18470 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
18471 (initialize_constant_pool_replacements): New.
18472 (sra_modify_assign): Avoid mangling assignments created by previous,
18473 and don't generate writes into constant pool.
18474 (sra_modify_function_body): Call initialize_constant_pool_replacements.
18476 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18478 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
18479 andnot instruction.
18480 (scalar_chain::convert_op): Likewise.
18481 * config/i386/i386.md (*andndi3_doubleword): New.
18483 2016-01-18 Richard Biener <rguenther@suse.de>
18485 PR tree-optimization/69170
18486 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
18487 building a vector from scalar results of a pattern stmt.
18489 2016-01-18 Jakub Jelinek <jakub@redhat.com>
18491 * haifa-sched.c (autopref_multipass_init): Work around
18492 -Wmaybe-uninitialized warning.
18494 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
18496 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
18497 against the constant 0.
18499 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18501 PR tree-optimization/68799
18502 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
18503 look up phi candidates in the statement-candidate map.
18504 (phi_add_costs): Likewise.
18505 (record_phi_increments): Likewise.
18506 (phi_incr_cost): Likewise.
18507 (ncd_with_phi): Likewise.
18508 (all_phi_incrs_profitable): Likewise.
18510 2016-01-17 Jakub Jelinek <jakub@redhat.com>
18512 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
18513 -Wmaybe-uninitialized warning.
18515 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
18517 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18518 (Option Summary): Update to reflect new section and moved options.
18519 (C++ Dialect Options): Move -fvtable-verify and related options.
18520 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
18521 and profiling-related options.
18522 (Optimization Options): Move profile generation options and
18523 -fstack-protector and related options.
18524 (Instrumentation Options): New section incorporating moved options.
18525 (Code Generation Options): Move -finstrument-functions and
18526 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
18528 2016-01-16 Tom de Vries <tom@codesourcery.com>
18530 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
18532 2016-01-16 Tom de Vries <tom@codesourcery.com>
18534 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
18536 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
18538 * hash-table.h (hash_table::empty): Turn into an inline wrapper
18539 that checks whether the table is already empty. Rename the
18540 original implementation to...
18541 (hash_table::empty_slot): ...this new private function.
18543 2016-01-15 David Malcolm <dmalcolm@redhat.com>
18545 PR diagnostic/68899
18546 * diagnostic-show-locus.c (layout::print_source_line): Move x
18547 offset of line until after call to
18548 get_line_width_without_trailing_whitespace.
18550 2016-01-15 Jeff Law <law@redhat.com>
18552 PR tree-optimization/69270
18553 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
18554 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
18555 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
18556 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
18557 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18558 ssa_name_has_boolean_range and constant_boolean_node.
18560 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
18562 PR rtl-optimization/69030
18563 * lra-spills.c (remove_pseudos): Check nrefs and make the function
18565 (spill_pseudos): Delete debug insn for dead pseudo.
18566 (lra_spill): Initiate spill_hard_reg and slots memory separately.
18568 2016-01-15 Jiong Wang <jiong.wang@arm.com>
18570 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
18572 (TYPES_UNOPUS): Likewise.
18573 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
18574 builtin type, from UNOP to UNOPUS.
18575 (lbtruncuv4sf): Likewise.
18576 (lbtruncuv2df): Likewise.
18577 (lrounduv2sf): Likewise.
18578 (lrounduv4sf): Likewise.
18579 (lrounduv2df): Likewise.
18580 (lroundusf): Likewise.
18581 (lroundusf): Likewise.
18582 (lceiluv2sf): Likewise.
18583 (lceiluv4sf): Likewise.
18584 (lceiluv2df): Likewise.
18585 (lceilusf): Likewise.
18586 (lceiludf): Likewise.
18587 (lflooruv2sf): Likewise.
18588 (lflooruv4sf): Likewise.
18589 (lflooruv2df): Likewise.
18590 (lfloorusf): Likewise.
18591 (lfloorudf): Likewise.
18592 (lfrintnuv2sf): Likewise.
18593 (lfrintnuv4sf): Likewise.
18594 (lfrintnuv2df): Likewise.
18595 (lfrintnusf): Likewise.
18596 (lfrintnudf): Likewise.
18597 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
18599 (vcvtq_u32_f32): Likewise.
18600 (vcvtq_u64_f64): Likewise.
18601 (vcvta_u32_f32): Likewise.
18602 (vcvtaq_u32_f32): Likewise.
18603 (vcvtaq_u64_f64): Likewise.
18604 (vcvtm_u32_f32): Likewise.
18605 (vcvtmq_u32_f32): Likewise.
18606 (vcvtmq_u64_f64): Likewise.
18607 (vcvtn_u32_f32): Likwise.
18608 (vcvtnq_u32_f32): Likewise.
18609 (vcvtnq_u64_f64): Likewise.
18610 (vcvtp_u32_f32): Likewise.
18611 (vcvtpq_u32_f32): Likewise.
18612 (vcvtpq_u64_f64): Likewise.
18613 (vcvtmd_u64_f64): Likewise.
18614 (vcvtms_u32_f32): Likewise.
18615 (vcvtad_u64_f64): Likewise.
18616 (vcvtas_u32_f32): Likewise.
18617 (vcvtnd_u64_f64): Likewise.
18618 (vcvtns_u32_f32): Likewise.
18619 (vcvtpd_u64_f64): Likewise.
18620 (vcvtps_u32_f32): Likewise.
18622 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18624 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
18625 CSEL of zero_extended registers.
18627 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18629 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
18630 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
18632 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18634 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
18635 false when argument string is not found in the attributes table
18638 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
18641 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
18642 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
18643 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
18644 precision estimate.
18646 2016-01-15 Richard Biener <rguenther@suse.de>
18648 PR tree-optimization/66856
18649 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
18650 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
18651 (vect_create_new_slp_node): Increment stmt reference count.
18652 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
18653 an SLP tree before swapping operands.
18654 (vect_build_slp_tree): Likewise.
18655 (destroy_bb_vec_info): Free stmt info after SLP instances.
18656 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
18657 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
18658 (STMT_VINFO_NUM_SLP_USES): New macro.
18660 2016-01-15 Richard Biener <rguenther@suse.de>
18663 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
18664 (add_linkage_name): ... here.
18665 (gen_typedef_die): Use add_linkage_name_raw instead of
18666 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
18669 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
18671 * gimplify.c (oacc_default_clause): Decode reference and pointer
18672 types for both kernels and parallel regions.
18674 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
18676 PR middle-end/69246
18677 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
18679 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18681 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
18682 (convert_scalars_to_vector): Likewise.
18684 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
18686 * doc/extend.texi (Type Traits): Fix grammar.
18688 2016-01-15 Martin Jambor <mjambor@suse.cz>
18690 * tree-inline.c (remap_decl): Use existing dclarations if
18691 remapping a type and prevent_decl_creation_for_types.
18692 (replace_locals_stmt): Do an initial remapping of non-VLA typed
18693 decls first. Do real remapping with
18694 prevent_decl_creation_for_types set.
18695 * tree-inline.h (copy_body_data): New field
18696 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
18699 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18701 * config/s390/s390.opt (mmvcle): More verbose help text.
18703 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18705 * config/s390/s390.opt: Add period to -mzvector option text.
18707 2016-01-15 Richard Biener <rguenther@suse.de>
18709 PR tree-optimization/68961
18710 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
18711 of invariants in stores again.
18713 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
18715 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
18717 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18719 * config/i386/i386.c (ix86_expand_branch): Don't split
18720 DI mode xor instruction to SI mode.
18722 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18725 * ipa-icf.c (sem_function::merge): Virtual functions may become
18726 reachable even if they address is not taken and there are no
18729 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18731 * lto-streamer-out.c (subtract_estimated_size): New function.
18732 (get_symbol_initial_value): Use it.
18734 2016-01-15 Christian Bruel <christian.bruel@st.com>
18737 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
18738 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18739 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18740 use add_builtin_function_ext_scope instead of add_builtin_function.
18741 (neon_set_p, neon_crypto_set_p): Remove.
18742 (arm_init_builtins): Always call arm_init_neon_builtins and
18743 arm_init_crypto_builtins.
18744 (arm_expand_builtin): Check that builtins are allowed for the arch.
18745 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18746 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18747 arm_init_neon_builtins call.
18749 2016-01-15 Richard Biener <rguenther@suse.de>
18751 PR tree-optimization/69117
18752 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18753 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18754 of the leader conservatively.
18755 (free_scc_vn): Restore original SSA name infos.
18757 2016-01-14 Jeff Law <law@redhat.com>
18759 PR tree-optimization/69270
18760 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18761 single bit of precision, verify it's also unsigned.
18762 (record_edge_info): Use constant_boolean_node rather than fold_convert
18763 to convert boolean_true/boolean_false to the right type.
18765 2016-01-14 Richard Henderson <rth@redhat.com>
18768 * loop-doloop.c (record_reg_sets): New.
18769 (doloop_optimize): Reject the transform if the sequence
18770 clobbers registers live at the end of the loop block.
18771 (doloop_optimize_loops): Enable df_live if needed.
18773 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18775 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18776 * config/rs6000/rs6000.c: Likewise.
18777 * config/rs6000/rs6000.h: Likewise.
18778 * config/rs6000/rs6000.md: Likewise.
18779 * doc/extend.texi: Likewsie.
18781 2016-01-14 Jeff Law <law@redhat.com>
18783 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18786 2016-01-14 Richard Henderson <rth@redhat.com>
18790 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18791 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18792 instead of builtin_decl_declared_p to test for declaration.
18794 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18796 * doc/loop.texi (Loop Analysis and Representation): Document
18797 loop_depth function.
18799 2016-01-14 Tom de Vries <tom@codesourcery.com>
18801 PR tree-optimization/68773
18802 * omp-low.c (expand_omp_target): Don't set force_output.
18803 * varpool.c (varpool_node::get_create): Same.
18804 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18805 offload_funcs with force_output.
18807 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18810 * lra-eliminations.c (move_plus_up): Don't change anything if either
18811 the outer or inner subreg mode is not MODE_INT.
18812 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18813 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18815 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18817 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18818 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18819 reduc_uplus_@var{m}): Remove.
18820 * expr.c (expand_expr_real_2): Remove expansion path for
18821 reduc_[us](min|max|plus) optabs.
18822 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18823 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18824 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18825 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18826 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18827 reduc_[us](min|max|plus) optabs.
18829 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18831 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18832 (reduc_plus_scal_v2sf): New.
18833 (reduc_smax_v2sf): Rename to...
18834 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18835 (reduc_smin_v2sf): Rename to...
18836 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
18838 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
18840 * alias.c (compare_base_symbol_refs): New function.
18841 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
18844 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18846 PR middle-end/68146
18847 PR tree-optimization/69155
18848 * tree-complex.c: Include cfganal.h.
18849 (phis_to_revisit): New variable.
18850 (extract_component): Add phiarg_p argument. Assert that returned
18851 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
18852 (update_phi_components): Partly rewrite to use loop over real/imag
18853 components instead of code duplication. If extract_component returns
18854 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
18855 create_tmp_reg into the PHI node instead, and mention the phi triplet
18856 in phis_to_revisit.
18857 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
18858 in phis_to_revisit at the end.
18860 2016-01-14 Richard Biener <rguenther@suse.de>
18862 PR tree-optimization/68060
18863 * tree-vect-loop.c (vect_is_simple_reduction): Check the
18864 outer loop reduction is only used in the inner loop before
18865 detecting a double reduction.
18867 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18870 * combine.c (expand_field_assignment): Punt if compute_mode is
18871 unsupported scalar mode.
18873 2016-01-14 Richard Biener <rguenther@suse.de>
18875 PR tree-optimization/66856
18876 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
18877 SLP node only if it built successfully.
18878 (vect_analyze_slp_instance): Adjust.
18880 2016-01-14 Jeff Law <law@redhat.com>
18882 PR tree-optimization/69270
18883 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
18884 (record_edge_info): Use it. Convert boolean_{true,false}_node
18885 to the type of op0.
18887 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
18890 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
18891 use block_ultimate_origin
18892 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
18894 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18896 * doc/invoke.texi (Submodel Options): Rename section to
18897 "Machine-Dependent Options" to better reflect its content.
18898 Rewrite introductory text to remove archaic CPU names.
18901 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18903 * doc/invoke.texi (Code Gen Options): Move section up in file,
18904 before target-specific options. Update menu and option summary
18905 to reflect the new section ordering.
18907 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18909 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
18910 (C++ Dialect Options): Add cross-reference to -std option.
18911 * doc/standards.texi (C++ Language): Document C++14 support.
18913 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18915 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
18916 for pack/unpack functions for __ibm128.
18917 (PACK_IF): Likewise.
18918 (UNPACK_IF): Likewise.
18920 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
18921 support for __ibm128 pack/unpack functions.
18922 (rs6000_invalid_builtin): Likewise.
18923 (rs6000_init_builtins): Likewise.
18924 (rs6000_opt_masks): Likewise.
18926 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
18927 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
18929 (RS6000_BTM_COMMON): Likewise.
18931 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
18932 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
18933 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
18934 128-bit floating point. Add support for the double values to be
18935 in Altivec registers for TF/IF packing and unpacking, but restrict
18936 TD packing sub-fields to be FPR registers. Don't allow overlapped
18937 register support for packing. Allow pack inputs to be memory
18938 locations. Don't build generator functions for unpack<mode>_dm
18939 and unpack<mode>_nodm.
18940 (unpack<mode>_dm): Likewise.
18941 (unpack<mode>_nodm): Likewise.
18942 (pack<mode>): Likewise.
18944 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
18945 built-in functions to pack/unpack explicit __ibm128 values.
18946 (__builtin_unpack_ibm128): Likewise.
18948 * doc/extend.texi (PowerPC Built-in Functions): Document
18949 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
18951 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
18954 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
18955 Add new arg loc and pass it down as context.
18956 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
18957 to the location to use for the warning.
18958 (check_function_arguments): New arg loc. All callers changed. Pass
18959 it to check_function_nonnull.
18960 * c-common.h (check_function_arguments): Adjust declaration.
18962 2016-01-13 Jakub Jelinek <jakub@redhat.com>
18964 PR tree-optimization/69156
18965 * gimple.c (validate_type): Removed.
18966 (gimple_builtin_call_types_compatible_p): Use
18967 useless_type_conversion_p instead of validate_type.
18968 * value-prof.c (gimple_stringop_fixed_value): Fold
18969 icall_size to correct type.
18971 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18973 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
18976 2016-01-13 Richard Henderson <rth@redhat.com>
18979 * target.def (builtin_tm_load, builtin_tm_store): Remove.
18980 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
18981 (ix86_builtin_tm_store): Remove.
18982 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18983 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18984 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18985 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18986 * doc/tm.texi: Rebuild.
18988 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
18989 (BUILT_IN_TM_MEMCPY_RTWN): New.
18990 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
18991 fallback from vector to integer helpers.
18992 (build_tm_load): Handle vector types directly, instead of
18994 (build_tm_store): Likewise.
18995 (expand_assign_tm): Prepare for register types not handled by
18996 the above. Copy them to memory and use memcpy.
18997 * tree.c (tm_define_builtin): New.
18998 (find_tm_vector_type): New.
18999 (build_tm_vector_builtins): New.
19000 (build_common_builtin_nodes): Call it.
19002 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
19005 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
19007 2016-01-13 Tom de Vries <tom@codesourcery.com>
19009 PR tree-optimization/69169
19010 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
19011 handled_struct_type param.
19012 (create_variable_info_for, intra_create_variable_infos): Call
19013 create_variable_info_for_1 with extra arg.
19015 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
19017 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
19018 and "armv8.1-a+crc" entries.
19020 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
19023 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
19024 Change first operand predicate from register_or_constm1_operand
19025 to register_operand.
19026 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
19027 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
19028 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
19029 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
19030 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
19031 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
19032 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
19033 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
19034 comparison with constm1_rtx from vec_prefetch_gen part.
19036 2016-01-13 Richard Biener <rguenther@suse.de>
19038 PR tree-optimization/69013
19039 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
19040 Exchange assert for a test.
19042 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19045 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
19047 2016-01-13 Richard Biener <rguenther@suse.de>
19049 PR tree-optimization/69242
19050 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
19051 assert with a check.
19053 2016-01-13 Richard Biener <rguenther@suse.de>
19055 PR tree-optimization/69186
19056 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19057 Properly guard vect_update_misalignment_for_peel call.
19059 2016-01-12 Jeff Law <law@redhat.com>
19061 PR tree-optimization/pr67755
19062 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
19063 "need_profile_correction".
19064 (thread_block_1): Initialize new field to false by default. If we
19065 have multiple thread paths through a common joiner to different
19066 final targets, then set new field to true.
19067 (compute_path_counts): Only do count adjustment when it's really
19070 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19072 * doc/invoke.texi (Spec Files): Move section down in file, past
19073 all command-line option descriptions.
19075 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19077 PR middle-end/54809
19078 * doc/gty.texi: Remove documentation of mark_hook.
19079 * gengtype.c (struct write_types_data): Remove code to support
19080 mark_hook attribute.
19081 (walk_type): Likewise.
19082 (write_func_for_structure): Likewise.
19084 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19086 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
19087 Directory Options, and -specs= to Overall Options.
19088 (Overall Options): Adjust similarly. Reorder to group related
19089 options together. Make -specs= cross-reference the spec file details.
19090 (Directory Options): Adjust similarly.
19092 2016-01-12 Jeff Law <law@redhat.com>
19094 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
19096 2016-01-12 Olivier Hainque <hainque@adacore.com>
19098 * gcc.c (spec_undefvar_allowed): New global.
19099 (process_command): Set to true when running for --version or --help,
19101 (getenv_spec_function): When the variable is not defined, use the
19102 variable name as the variable value if we're allowed not to issue
19105 2016-01-12 Bin Cheng <bin.cheng@arm.com>
19107 PR tree-optimization/68911
19108 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
19109 information computed for expression "init + nit * step".
19111 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19113 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
19114 about name of GCC executable. Remove deleted node from menu.
19115 (Directory Options) <-B>: Remove cross-reference to deleted node.
19116 (Target Options): Delete section.
19118 2016-01-12 Christian Bruel <christian.bruel@st.com>
19121 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
19122 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
19124 2016-01-12 Jakub Jelinek <jakub@redhat.com>
19127 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
19128 aligned_mem is properly set for AVX512-VL floating point masked
19132 * ifcvt.c (cond_exec_process_if_block): When removing the last
19133 insn from then_bb, remove also any possible barriers that follow it.
19135 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
19139 * config/i386/iamcu.h (SIZE_TYPE): New macro.
19140 (PTRDIFF_TYPE): Likewise.
19141 (WCHAR_TYPE): Likewise.
19142 (WCHAR_TYPE_SIZE): Likewise.
19143 (STDINT_LONG32): Likewise.
19145 2016-01-12 Richard Biener <rguenther@suse.de>
19147 PR tree-optimization/69053
19148 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
19149 convert initial value for cond reductions.
19151 2016-01-12 Richard Biener <rguenther@suse.de>
19153 PR tree-optimization/69007
19154 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
19155 widen_sum after dot_prod and sad.
19157 2016-01-12 Richard Biener <rguenther@suse.de>
19159 PR tree-optimization/69168
19160 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
19161 pattern stmt SLP type.
19162 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
19163 end up unused so cope with that case.
19165 2016-01-12 Richard Biener <rguenther@suse.de>
19167 PR tree-optimization/69157
19168 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
19169 stmts def type only during analyze phase.
19170 (vectorizable_call): Likewise.
19171 (vectorizable_simd_clone_call): Likewise.
19172 (vectorizable_conversion): Likewise.
19173 (vectorizable_assignment): Likewise.
19174 (vectorizable_shift): Likewise.
19175 (vectorizable_operation): Likewise.
19176 (vectorizable_store): Likewise.
19177 (vectorizable_load): Likewise.
19179 2016-01-12 Richard Biener <rguenther@suse.de>
19181 PR tree-optimization/69174
19182 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
19184 (vectorizable_load): Properly compute the number of loads needed
19185 for permuted strided SLP loads and do not spuriously assign
19186 to SLP_TREE_VEC_STMTS.
19188 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
19190 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
19191 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
19192 (MD_EXEC_PREFIX): Remove.
19193 (MD_STARTFILE_PREFIX) Removee.
19194 (FILE_NAME_ABSOLUTE_P): Remove.
19195 (CPP_SPEC): Do not read macros from sys/version.h.
19196 (LINK_COMMAND_SPEC): Remove.
19197 (LOCAL_INCLUDE_DIR): Remove.
19198 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
19199 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
19200 (POST_LINK_SPEC): Define to invoke stubify after linker
19201 (LIBSTDCXX): Remove define
19202 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
19203 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
19204 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
19205 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
19206 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
19207 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
19208 (i386_djgpp_asm_named_section): Add propotype of new procedure
19210 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
19211 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
19212 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
19213 in config/i386/djgpp.h).
19214 (STANDARD_STARTFILE_PREFIX_2): Define identical to
19215 STANDARD_STARTFILE_PREFIX_1.
19216 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
19217 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
19218 installation errors.
19219 (MAX_OFILE_ALIGNMENT): Define to 128.
19220 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
19222 * config/i386/djgpp.c: New file. Add implementation of
19223 i386_djgpp_asm_named_section.
19225 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
19227 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
19228 Add rule for building djgpp.o.
19230 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19232 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
19233 (rtx_is_swappable_p): Reductions are swappable.
19234 (insn_is_swappable_p): V2DF reductions are swappable.
19236 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
19238 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
19239 reloads for other unsupported memory operands.
19241 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19242 Jim Wilson <jim.wilson@linaro.org>
19245 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
19246 copy_to_mode_reg instead of force_reg.
19248 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19251 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
19252 TARGET_80387 is true.
19254 2016-01-11 Jakub Jelinek <jakub@redhat.com>
19257 * lra-eliminations.c (move_plus_up): Only move plus up
19258 if subreg of the constant can be simplified into constant
19259 and use the simplified subreg of the constant instead of
19260 the original constant.
19262 * fold-const.c (fold_convertible_p): Don't return true
19263 for conversion of VECTOR_TYPE to same sized integral type.
19264 (fold_convert_loc): Fix up formatting. Fold conversion of
19265 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
19266 instead of NOP_EXPR.
19268 PR tree-optimization/69214
19269 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
19270 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
19273 PR tree-optimization/69207
19274 * tree-vect-slp.c (vect_get_constant_vectors): For
19275 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
19276 fold_convertible_p to vector_type's element type, and always
19277 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
19279 2016-01-11 Richard Biener <rguenther@suse.de>
19281 PR tree-optimization/69173
19282 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
19283 fixup the cycle if all stmts are in a pattern.
19285 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
19287 PR middle-end/68999
19288 * alias.c (base_alias_check): Move check for addresses with
19289 alignment ANDs before the call for compare_base_decls.
19290 (memrefs_conflict_p): Return -1 for different decls
19291 that went through alignment adjustments.
19293 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19295 PR rtl-optimization/68796
19296 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
19297 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
19298 and QImode comparisons against zero with CC_NZmode.
19299 * config/aarch64/iterators.md (short_mask): New mode_attr.
19301 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19303 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
19304 (<avx512>_store<mode>_mask): Likewise.
19306 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
19307 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19309 PR rtl-optimization/68841
19310 * ifcvt.c (struct noce_if_info): Add orig_x field.
19311 (bbs_ok_for_cmove_arith): Add to_rename parameter.
19312 Don't record conflicts on to_rename if it's present.
19313 Allow memory destinations in sets.
19314 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
19315 blocks, passing orig_x to the checks.
19316 (noce_process_if_block): Set if_info->orig_x appropriately.
19318 2016-01-11 Tom de Vries <tom@codesourcery.com>
19320 PR tree-optimization/69069
19321 * tree-parloops.c (create_parallel_loop): Add missing phi args.
19323 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
19325 PR rtl-optimization/68920
19326 * config/i386/i386.c (ix86_option_override_internal): Restrict number
19327 of conditional moves for RTL if-conversion to 1 for
19328 TARGET_ONE_IF_CONV_INSN.
19329 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
19330 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
19331 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
19332 parameter to restirct number of conditional moves for
19334 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
19335 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
19338 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
19341 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
19342 onepart vars. Fix typo in comment. Fix reversed condition in
19344 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
19347 * var-tracking.c (dump_onepart_variable_differences): New.
19348 (dataflow_set_different): If a detailed dump is requested,
19349 delay early returns and dump differences between onepart
19350 variables present before and after, and added variables.
19352 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19355 * expr.c (expand_expr_real_1): For boolean vector constants
19356 with a scalar mode use const_scalar_mask_from_tree.
19357 (const_scalar_mask_from_tree): New.
19358 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
19359 assigned to a mask type to handle constants.
19361 2016-01-11 Martin Jambor <mjambor@suse.cz>
19364 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
19365 useless parameters if we cannot change function signature.
19367 2016-01-11 Martin Jambor <mjambor@suse.cz>
19370 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
19373 2016-01-11 Tom de Vries <tom@codesourcery.com>
19375 PR tree-optimization/69109
19376 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
19379 2016-01-11 Tom de Vries <tom@codesourcery.com>
19381 PR tree-optimization/69108
19382 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
19383 res is not used in a phi.
19385 2016-01-11 Yury Gribov <y.gribov@samsung.com>
19388 * common.opt (frandom-seed): Fix parameter name.
19389 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
19391 2016-01-11 Tom de Vries <tom@codesourcery.com>
19393 PR tree-optimization/69058
19394 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
19397 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
19399 * config/arc/arc.opt (mdiv-rem): Add period to the end.
19400 (mcode-density): Likewise.
19402 2016-01-10 Tom de Vries <tom@codesourcery.com>
19404 PR tree-optimization/69062
19405 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
19406 (parallelize_loops): Don't paralelize loop that has phi with address
19409 2016-01-10 Tom de Vries <tom@codesourcery.com>
19411 PR tree-optimization/69039
19412 * tree-parloops.c (try_create_reduction_list): Only allow single exit
19415 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
19417 PR middle-end/68743
19418 * match.pd: Require target has function_c99_misc before doing
19419 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
19421 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
19423 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
19425 * configure: Regenerate.
19427 2016-01-09 Jakub Jelinek <jakub@redhat.com>
19429 PR middle-end/50865
19430 PR tree-optimization/69097
19431 * fold-const.h (expr_not_equal_to): New prototype.
19432 * fold-const.c: Include stringpool.h and tree-ssanames.h.
19433 (expr_not_equal_to): New function.
19434 * match.pd (X % -Y is the same as X % Y): Don't optimize
19435 unless X is known not to be equal to minimum or Y is known
19436 not to be equal to -1.
19437 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
19438 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
19439 (simplify_stmt_using_ranges): Adjust caller.
19440 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
19441 substitute_and_fold.
19443 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
19445 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
19448 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19450 PR tree-optimization/69167
19451 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
19452 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
19454 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
19456 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19457 Richard Biener <rguenther@suse.de>
19459 PR tree-optimization/68707
19460 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
19461 instances that can be handled via vect_load_lanes.
19463 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
19465 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
19466 if we can't determine address equivalence.
19467 * alias.c (compare_base_decl): Update for changed return value of
19468 symtab_node::equal_address_to.
19470 2016-01-08 Jason Merrill <jason@redhat.com>
19474 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
19475 * expr.c (store_field): Not here.
19476 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
19477 call with TREE_ADDRESSABLE type.
19478 * tree-cfg.c (verify_gimple_call): Adjust.
19480 2016-01-08 Olivier Hainque <hainque@adacore.com>
19482 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
19485 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19487 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
19488 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
19489 (reduc_smin_v2sf): Rename to...
19490 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
19491 (reduc_splus_v2sf): Rename to...
19492 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
19494 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19496 PR tree-optimization/69162
19497 * gimplify.c (gimplify_va_arg_expr): Encode original type of
19498 valist argument in another argument.
19499 (gimplify_modify_expr): Adjust for the above change. Cleanup.
19500 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
19501 to determine the va_list type, build a MEM_REF instead of
19502 build_fold_indirect_ref.
19504 PR tree-optimization/69172
19505 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
19508 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
19510 PR tree-optimization/67781
19511 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
19512 and cmpnop in two steps: first the ones not accessed in original
19513 gimple expression in a endian independent way and then the ones not
19514 accessed in the final result in an endian-specific way.
19516 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19518 PR tree-optimization/69083
19519 * tree-vect-slp.c (vect_get_constant_vectors): For
19520 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
19521 element type. If op is fold_convertible_p to vector_type's element
19522 type, use NOP_EXPR instead of VCE.
19524 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
19526 PR rtl-optimization/67778
19527 PR rtl-optimization/68634
19528 PR rtl-optimization/68909
19529 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
19530 block from the stack until done with it. Remove a superfluous
19531 bitmap set. Remove a superfluous bitmap test.
19533 2016-01-07 Martin Sebor <msebor@redhat.com>
19536 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
19537 constraint on the type of arguments.
19539 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
19541 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
19542 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
19543 unaligned_access on the gcc_options set.
19544 * config/arm/arm.c (arm_option_override_internal): Use
19545 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
19547 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19550 * config/i386/i386.c (ix86_frame_pointer_required): Enable
19551 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
19553 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19556 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19559 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19560 depending on frame_pointer_needed before remaining integer and SSE
19561 registers are saved.
19563 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
19566 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
19568 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
19571 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
19572 Use the "xBm" constraint.
19573 (float<sseintvecmodelower><mode>2<mask_name><round_name):
19575 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
19576 (sse_cvtsi2ssq<round_name>): Likewise.
19577 (sse_cvtss2si<round_name>): Likewise.
19578 (sse_cvtss2siq<round_name>): Likewise.
19579 (sse2_cvtsi2sdq<round_name>): Likewise.
19580 (sse2_cvtsd2si<round_name>): Likewise.
19581 (sse2_cvtsd2siq<round_name>): Likewise.
19582 * config/i386/subst.md (round_nimm_scalar_predicate): New
19585 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
19587 PR middle-end/67639
19588 * varasm.c (make_decl_rtl): Mark invalid register vars as
19591 PR rtl-optimization/66206
19592 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
19593 All callers changed.
19595 2016-01-07 Jakub Jelinek <jakub@redhat.com>
19597 PR tree-optimization/69141
19598 * tree-ssa-pre.c: Include langhooks.h.
19599 (eliminate_dom_walker::before_dom_children): Use
19600 lang_hooks.decl_printable_name instead of
19601 cgraph_node::get ()->name ().
19603 PR middle-end/68960
19604 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
19605 it and DECL_ALIGN too.
19607 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
19609 * config/mips/mips-ftypes.def: Sort to lexicographical order.
19611 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19614 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19615 depending on frame_pointer_needed before remaining integer and SSE
19616 registers are saved.
19618 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19620 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
19621 mode iterator with VSX_M2.
19622 (*p9_vecstore_<mode>): Likewise.
19623 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
19624 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
19625 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
19626 (define_split for VSX_LE128 stores): Likewise.
19627 (define_peephole2 for TImode LE swaps): Likewise.
19628 (define_split for VSX_LE128 post-reload stores): Likewise.
19630 2016-01-06 Marek Polacek <polacek@redhat.com>
19633 * convert.c (convert_to_integer_1): Adjust call to
19634 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
19635 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
19636 EXPR instead of ARG.
19637 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
19639 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19642 * doc/extend.texi (RL78 Variable Attributes): New section.
19644 2016-01-05 Marek Polacek <polacek@redhat.com>
19647 * builtins.c (get_memmodel): Use expansion point location rather than
19648 the input location. Call warning_at rather than warning.
19649 (expand_builtin_atomic_compare_exchange): Likewise.
19650 (expand_builtin_atomic_load): Likewise.
19651 (expand_builtin_atomic_store): Likewise.
19652 (expand_builtin_atomic_clear): Likewise.
19654 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19657 * config/i386/i386.c (ix86_expand_vector_logical_operator):
19658 Replace nonimmediate_operand with vector_operand.
19659 * config/i386/predicates.md (vector_operand): New predicate.
19660 (general_vector_operand): Replace nonimmediate_operand with
19662 * config/i386/sse.md: Replace nonimmediate_operand with
19663 vector_operand and m constraint with Bm constraint on SSE
19664 patterns with 16-byte memory operand.
19665 * config/i386/subst.md (round_nimm_predicate): Replace
19666 nonimmediate_operand with vector_operand.
19667 (round_saeonly_nimm_predicate): Likewise.
19668 (round_saeonly_nimm_scalar_predicate): New.
19670 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19673 * config/i386/constraints.md (Bm): New constraint.
19674 * config/i386/predicates.md (vector_memory_operand): New
19676 * config/i386/sse.md: Replace xm with xBm in plusminus and
19677 any_logic patterns.
19679 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19682 * doc/extend.texi (V850 Function Attributes): New section.
19683 (V850 Variable Attributes): New section.
19685 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19688 * doc/extend.texi (MicroBlaze Function Attributes): Document
19689 interrupt_handler and fast_interrupt attributes.
19691 2016-01-05 Sergei Trofimovich <siarheit@google.com>
19694 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
19695 for local symbolic operands.
19696 * config/ia64/predicates.md (local_symbolic_operand64): New
19699 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19701 PR rtl-optimization/68651
19702 * combine.c (combine_simplify_rtx): Canonicalize x + x into
19705 2016-01-05 Nathan Sidwell <nathan@acm.org>
19707 * alias.c (compare_base_decls): Use symtab_node::get.
19709 2016-01-05 Nick Clifton <nickc@redhat.com>
19712 * ira-costs.c (copy_cost): Initialise the t_icode field of the
19713 secondary_reload_info structure.
19716 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
19717 decls if weak support is available.
19719 2016-01-04 Martin Sebor <msebor@redhat.com>
19721 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
19723 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19725 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19726 OPTION_MASK_P9_DFORM.
19728 * config/rs6000/constraints.md (wo constraint): New constraint for
19731 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
19733 (rs6000_init_hard_regno_mode_ok): Likewise.
19735 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
19738 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19739 expanders not to have constraints. Add support for ISA 3.0 xxperm
19740 instruction. Add support for fusing xxlor with xxperm.
19741 (altivec_vperm_<mode>_internal): Likewise.
19742 (altivec_vperm_v8hiv16qi): Likewise.
19743 (altivec_vperm_<mode>v16q): Likewise.
19744 (altivec_vperm_<mode>_uns): Likewise.
19745 (vperm_v8hiv4si): Likewise.
19746 (vperm_v16qiv8hi): Likewise.
19748 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19750 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19752 Update copyright years.
19754 * gcc.c (process_command): Update copyright notice dates.
19755 * gcov-dump.c (print_version): Ditto.
19756 * gcov.c (print_version): Ditto.
19757 * gcov-tool.c (print_version): Ditto.
19758 * gengtype.c (create_file): Ditto.
19759 * doc/cpp.texi: Bump @copying's copyright year.
19760 * doc/cppinternals.texi: Ditto.
19761 * doc/gcc.texi: Ditto.
19762 * doc/gccint.texi: Ditto.
19763 * doc/gcov.texi: Ditto.
19764 * doc/install.texi: Ditto.
19765 * doc/invoke.texi: Ditto.
19767 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19769 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19770 modes larger than TImode as TImode if NEON is not enabled.
19772 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19775 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19776 mode for %f0-%f31 only if TARGET_FPU.
19778 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19781 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19782 to compute the PACKED_P predicate.
19783 (function_arg_record_value): Minor tweaks.
19785 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19787 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19788 option for arm*-*-* targets.
19790 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19792 * doc/extend.texi (Common Function Attributes): Move docs for
19793 MSP430-specific attributes to....
19794 (MSP430 Function Attributes): ...here. Delete the redundant
19795 entries and copy-edit the remaining text.
19796 (MSP430 Variable Attributes): Use uniform format for index
19797 entries and add a cross-reference to the corresponding function
19800 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19802 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19804 (x86 Options): Likewise.
19806 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19810 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19811 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19812 to corresponding attribute.
19814 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19816 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19817 to correct alphabetization of table. Copy-edit and correct
19819 <stack_protect>: Likewise.
19820 <target_clones>: Likewise.
19822 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19823 Correct punctuation.
19824 (Code Gen Options) <-fno-plt>: Copy-edit.
19826 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19829 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19830 SI values. Explicitly convert SI to DI and vice-versa.
19832 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19834 PR tree-optimization/69070
19835 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
19836 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
19839 * ubsan.c (ubsan_instrument_float_cast): Call
19840 initialize_sanitizer_builtins.
19843 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
19845 Copyright (C) 2016 Free Software Foundation, Inc.
19847 Copying and distribution of this file, with or without modification,
19848 are permitted in any medium without royalty provided the copyright
19849 notice and this notice are preserved.