1 2016-08-08 Alan Modra <amodra@gmail.com>
4 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5 alternatives. Put loads first, then stores, and reg/reg moves
6 within same class later. Delete attr length.
8 2016-08-08 Alan Modra <amodra@gmail.com>
11 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
12 (mem_operand_ds_form): New predicate.
13 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
15 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
17 (extendsfdf2_fpr): Replace o constraint with wY.
19 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
21 * tree-ssa-threadbackward.c: Include tree-inline.h
22 (profitable_jump_thread_path): Use estimate_num_insns to estimate
23 size of copied block; for cold paths reduce duplication.
24 (find_jump_threads_backwards): Remove redundant tests.
25 (pass_thread_jumps::gate): Enable for -Os.
27 2016-08-07 Jakub Jelinek <jakub@redhat.com>
30 * stor-layout.c (layout_decl): Fix up formatting.
31 (relayout_decl): Allow DECL to be FIELD_DECL.
33 2016-08-07 Alan Modra <amodra@gmail.com>
35 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
37 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
39 * data-streamer-in.c (streamer_read_wide_int): New.
40 (streamer_read_widest_int): Renamed function.
41 * data-streamer-out.c (streamer_write_wide_int): New
42 (streamer_write_widest_int): Renamed function.
43 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
45 (input_cfg): Call renamed function.
46 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
48 (output_cfg): Call renamed function.
49 * data-streamer.h: Add declarations.
51 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
53 * tree-ssa-ccp.c (extend_mask): New param sgn.
54 Remove ORing with wi::mask.
55 (get_default_value): Adjust call to extend_mask to pass sign.
56 (evaluate_stmt): Likewise.
58 2016-08-06 Jakub Jelinek <jakub@redhat.com>
60 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
63 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
65 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
66 transform if operand's type is pointer to function or method.
68 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
70 PR tree-optimization/18046
71 * tree-ssa-threadedge.c: Include cfganal.h.
72 (simplify_control_statement_condition): If simplifying a
73 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
74 with the dominating ASSERT_EXPR before handing it off to VRP.
75 Mention that a CASE_LABEL_EXPR may be returned.
76 (thread_around_empty_blocks): Adjust to handle
77 simplify_control_statement_condition() returning a
79 (thread_through_normal_block): Likewise.
80 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
81 a switch statement by trying to determine which case label
84 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
86 PR rtl-optimization/69847
87 * lra-constraints.c (process_invariant_for_inheritance): Save
88 pattern instead of src.
89 (remove_inheritance_pseudos): Use the pattern. Add assert.
91 2016-08-05 David Malcolm <dmalcolm@redhat.com>
93 * input.c (string_concat::string_concat): New constructor.
94 (string_concat_db::string_concat_db): New constructor.
95 (string_concat_db::record_string_concatenation): New method.
96 (string_concat_db::get_string_concatenation): New method.
97 (string_concat_db::get_key_loc): New method.
98 (class auto_cpp_string_vec): New class.
99 (get_substring_ranges_for_loc): New function.
100 (get_source_range_for_substring): New function.
101 (get_num_source_ranges_for_substring): New function.
102 (class selftest::lexer_test_options): New class.
103 (struct selftest::lexer_test): New struct.
104 (class selftest::ebcdic_execution_charset): New class.
105 (selftest::ebcdic_execution_charset::s_singleton): New variable.
106 (selftest::lexer_test::lexer_test): New constructor.
107 (selftest::lexer_test::~lexer_test): New destructor.
108 (selftest::lexer_test::get_token): New method.
109 (selftest::assert_char_at_range): New function.
110 (ASSERT_CHAR_AT_RANGE): New macro.
111 (selftest::assert_num_substring_ranges): New function.
112 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
113 (selftest::assert_has_no_substring_ranges): New function.
114 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
115 (selftest::test_lexer_string_locations_simple): New function.
116 (selftest::test_lexer_string_locations_ebcdic): New function.
117 (selftest::test_lexer_string_locations_hex): New function.
118 (selftest::test_lexer_string_locations_oct): New function.
119 (selftest::test_lexer_string_locations_letter_escape_1): New function.
120 (selftest::test_lexer_string_locations_letter_escape_2): New function.
121 (selftest::test_lexer_string_locations_ucn4): New function.
122 (selftest::test_lexer_string_locations_ucn8): New function.
123 (selftest::uint32_from_big_endian): New function.
124 (selftest::test_lexer_string_locations_wide_string): New function.
125 (selftest::uint16_from_big_endian): New function.
126 (selftest::test_lexer_string_locations_string16): New function.
127 (selftest::test_lexer_string_locations_string32): New function.
128 (selftest::test_lexer_string_locations_u8): New function.
129 (selftest::test_lexer_string_locations_utf8_source): New function.
130 (selftest::test_lexer_string_locations_concatenation_1): New
132 (selftest::test_lexer_string_locations_concatenation_2): New
134 (selftest::test_lexer_string_locations_concatenation_3): New
136 (selftest::test_lexer_string_locations_macro): New function.
137 (selftest::test_lexer_string_locations_stringified_macro_argument):
139 (selftest::test_lexer_string_locations_non_string): New function.
140 (selftest::test_lexer_string_locations_long_line): New function.
141 (selftest::test_lexer_char_constants): New function.
142 (selftest::input_c_tests): Call the new test functions once per
143 case within the line_table test matrix.
144 * input.h (struct string_concat): New struct.
145 (struct location_hash): New struct.
146 (class string_concat_db): New class.
147 * substring-locations.h: New header.
149 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
151 PR tree-optimization/72810
152 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
153 the type of the case labels when truncating.
155 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
158 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
159 (aarch64_fp16_ptr_type_node): Likewise.
160 * config/aarch64/aarch64-simd-builtins.c
161 (aarch64_fp16_ptr_type_node): Define.
162 (aarch64_init_fp16_types): New, refactored out of...
163 (aarch64_init_builtins): ...here, update to call
164 aarch64_init_fp16_types.
165 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
167 (aapcs_vfp_sub_candidate): Likewise.
169 2016-08-05 Martin Liska <mliska@suse.cz>
171 Joshua Cranmer <Pidgeot18@gmail.com>
173 * gcov.c (line_t::has_block): New function.
174 (enum loop_type): New enum.
175 (handle_cycle): New function.
178 (get_cycles_count): Likewise.
179 (accumulate_line_counts): Use new loop detection algorithm.
181 2016-08-05 Martin Liska <mliska@suse.cz>
183 * gcov.c (output_intermediate_file): Rename
184 function_info::line_next to next_file_fn.
185 (process_file): Likewise.
186 (read_graph_file): Likewise.
187 (accumulate_line_counts): Likewise.
188 (output_lines): Likewise.
190 2016-08-05 Richard Biener <rguenther@suse.de>
192 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
193 restriction on threading to a loop header.
195 2016-08-05 Richard Biener <rguenther@suse.de>
197 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
198 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
199 adjust loop info accordingly.
201 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
203 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
204 before folding call to __builtin_constant_p with parameters to false.
206 2016-08-05 Alan Modra <amodra@gmail.com>
208 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
209 code accidentally committed 2016-05-02 providing class when given
212 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
214 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
215 the case label ranges that partially overlap with OP's value
218 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
222 Cast builtin function result to __mmask16 instead of __mmask8.
223 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
224 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
225 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
227 2016-08-04 David Malcolm <dmalcolm@redhat.com>
229 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
230 (ASSERT_TRUE_AT): New macro.
231 (ASSERT_FALSE): Reimplement in terms of...
232 (ASSERT_FALSE_AT): New macro.
233 (ASSERT_STREQ_AT): Fix typo in comment.
235 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
237 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
238 labels are exhaustive, designate the label with the widest
239 range to be the default label.
241 2016-08-04 Andrew Pinski <apinski@cavium.com>
243 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
244 (thunderx_tunings): Use thunderx_vector_cost instead of
247 2016-08-04 Martin Liska <mliska@suse.cz>
249 * gcov.c (main): Fix GNU coding style.
250 (output_intermediate_file): Likewise.
251 (process_file): Likewise.
252 (generate_results): Likewise.
253 (release_structures): Likewise.
254 (create_file_names): Likewise.
255 (find_source): Likewise.
256 (read_graph_file): Likewise.
257 (find_exception_blocks): Likewise.
258 (canonicalize_name): Likewise.
259 (make_gcov_file_name): Likewise.
260 (mangle_name): Likewise.
261 (accumulate_line_counts): Likewise.
262 (output_branch_count): Likewise.
263 (read_line): Likewise.
265 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
267 PR rtl-optimization/71779
268 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
269 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
270 or if it was truncated.
272 PR rtl-optimization/70903
273 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
275 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
277 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
278 accessing SSA_NAME_PTR_INFO.
280 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
283 * common/config/avr/avr-common.c (avr_option_optimization_table)
284 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
286 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
289 * config/avr/avr.md: New pattern to work around do_store_flag
290 generating shift instructions for bit extractions.
292 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
294 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
296 (add_equivalence): Likewise.
297 (get_value_range): Allocate value range with vrp_value_range_pool.
298 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
299 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
301 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
303 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
304 the default for the rs6000 port.
306 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
309 * calls.c (special_function_p): Remove special handling of
310 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
311 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
312 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
314 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
317 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
318 Don't stop on regular insns.
320 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
322 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
323 size to DImode boundary.
324 (nvptx_propagate): Likewise.
326 2016-08-03 Alan Modra <amodra@gmail.com>
328 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
329 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
330 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
331 from -mefficient-unaligned-vector. Note that this affects fp too.
333 2016-08-03 Alan Modra <amodra@gmail.com>
335 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
338 2016-08-03 Alan Modra <amodra@gmail.com>
340 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
341 to a reg. Localize vars.
343 2016-08-03 Alan Modra <amodra@gmail.com>
345 * config/rs6000/rs6000.opt: Remove negatives from help strings
348 2016-08-03 Alan Modra <amodra@gmail.com>
350 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
351 Delete duplicated code.
353 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
356 * lra-spills.c (regno_in_use_p): New.
357 (lra_final_code_change): Use it.
359 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
361 PR rtl-optimization/69847
362 * lra-int.h (struct lra-reg): Use restore_rtx instead of
365 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
367 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
368 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
369 * lra-spills.c (lra_final_code_change): Don't delete insn when the
370 next insn is USE with the same reg as the current insn source.
371 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
373 (lra_constraints_init): Call initiate_invariants.
374 (lra_constraints_finish): Call finish_invariants.
375 (struct invariant, invariant_t, invariant_ptr_t): New.
376 (const_invariant_ptr_t, invariants, invariants_pool): New.
377 (invariant_table, invariant_hash, invariant_eq_p): New.
378 (insert_invariant, initiate_invariants, finish_invariants): New.
379 (clear_invariants, invalid_invariant_regs): New.
380 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
381 instead of restore_regno.
382 (invariant_p, process_invariant_for_inheritance): New.
383 (inherit_in_ebb): Implement invariant inheritance.
384 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
385 (remove_inheritance_pseudos): Implement undoing invariant
387 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
388 instead of restore_regno.
389 * lra-assigns.c (regno_live_length): New.
390 (reload_pseudo_compare_func): Use regno_live_length.
391 (assign_by_spills): Use restore_rtx instead of restore_regno.
392 (lra_assign): Ditto. Initiate regno_live_length.
394 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
396 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
397 __builtin_aarch64_fmindf.
399 2016-08-02 Bin Cheng <bin.cheng@arm.com>
401 PR tree-optimization/34114
402 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
403 information for more control IVs.
405 2016-08-02 Bin Cheng <bin.cheng@arm.com>
407 PR tree-optimization/34114
408 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
409 PLUS_EXPR case. Handle SSA_NAME case.
411 2016-08-02 Tamar Christina <tamar.christina@arm.com>
413 * config/aarch64/aarch64-simd-builtins.def
414 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
415 (__builtin_aarch64_fmaxdf): Likewise.
416 (__builtin_aarch64_smin_nandf): Likewise.
417 (__builtin_aarch64_smax_nandf): Likewise.
418 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
419 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
420 (<fmaxmin><mode>3): ...this.
421 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
422 (vminnm_f64): Likewise.
423 (vmin_f64): Likewise.
424 (vmax_f64): Likewise.
425 * config/aarch64/iterators.md (FMAXMIN): Merge with...
426 (FMAXMIN_UNS): ...this.
427 (fmaxmin): Merged with
428 (fmaxmin_op): ...this...
429 (maxmin_uns_op): ...in to this.
431 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
433 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
434 Add support for vec_extract on vector float, vector int, vector
435 short, and vector char vector types.
436 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
437 vector float, vector int, vector short, and vector char
438 optimizations on 64-bit ISA 2.07 systems for both constant and
439 variable element numbers.
440 (rs6000_split_vec_extract_var): Likewise.
441 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
442 Altivec registers on ISA 2.07 and above.
443 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
444 which never was matched due to the split occuring before register
445 allocation (and the code would not have worked on little endian
446 systems if it did match). Allow extracts to go to the Altivec
447 registers if ISA 2.07 (power8). Change from using "" around the
448 C++ code to using {}'s.
449 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
450 vec_extracts when the vector is in memory.
451 (vsx_extract_v4sf_var): New insn to optimize vector float
452 vec_extracts when the element number is variable on 64-bit ISA
454 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
455 for 64-bit ISA 2.07 as well as ISA 3.0.
456 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
457 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
458 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
459 optimize vector int, vector short, and vector char vec_extracts
460 when the vector is in memory.
461 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
462 optimize vector int, vector short, and vector char vec_extracts
463 when the element number is variable.
465 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
468 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
469 does not overlap with other symbol flags.
471 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
473 * config/aarch64/aarch64.h (aarch64_frame):
474 Remove padding0 and hardfp_offset. Add locals_offset,
475 initial_adjust, callee_adjust, callee_offset and final_adjust.
476 * config/aarch64/aarch64.c (aarch64_layout_frame):
477 Remove unused padding0 and hardfp_offset initializations.
478 Choose frame layout and set frame variables accordingly.
479 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
480 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
481 (aarch64_pop_regs): Likewise.
482 (aarch64_expand_prologue): Remove all decision code, just emit
483 prolog according to frame variables.
484 (aarch64_expand_epilogue): Remove all decision code, just emit
485 epilog according to frame variables.
486 (aarch64_initial_elimination_offset): Use offset to local/arg area.
488 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
491 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
492 fix_debug_reg_uses after changing source register mode to
493 V1TImode if source register is undefined.
495 2015-08-01 Alan Hayward <alan.hayward@arm.com>
497 PR tree-optimization/71818
498 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
499 with non invariant evolutions
501 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
504 * config/avr/avr.md (length) [branch]: Correct insn length
505 attribute for forward branches.
507 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
509 * doc/extend.texi (AVR Built-in Functions): Document
511 * config/avr/builtins.def (NOPS): New.
512 * config/avr/avr.c (avr_expand_nops): New static function.
513 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
515 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
517 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
518 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
521 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
523 * config/aarch64/aarch64.c (vulcan_tunings): Update
524 vulcan L1 cache_line_size.
526 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
528 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
529 function that takes a vector memory address, a hard register, an
530 element number and a temporary base register, and recreates an
531 address that points to the appropriate element within the vector.
532 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
533 (rs6000_split_vec_extract_var): Add support for the target of a
534 vec_extract with variable element number being a scalar memory
536 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
538 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
539 vsx_extract_<mode>_load insn with a new insn that optimizes
540 storing either element to a memory location, using scratch
541 registers to pick apart the vector and reconstruct the address.
542 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
543 (vsx_extract_<mode>_store): Rework alternatives to more correctly
544 support Altivec registers. Add support for ISA 3.0 Altivec d-form
546 (vsx_extract_<mode>_var): Add support for extracting a variable
547 element number from memory.
549 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
551 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
552 when testing for compares against constants of the form 0xabab.
554 2016-07-29 Bin Cheng <bin.cheng@arm.com>
556 PR tree-optimization/57558
557 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
559 (vect_loop_versioning): Support versioning with niter assumptions.
560 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
561 (vect_get_loop_niters): New parameter. Reimplement to support
562 assumptions in loop niter info.
563 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
564 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
565 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
566 Support loop versioning for niters.
567 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
568 (vect_free_loop_info_assumptions): New function.
569 (vectorize_loops): Free loop niter info for loops with flag
570 LOOP_F_ASSUMPTIONS set if vectorization failed.
571 * tree-vectorizer.h (struct _loop_vec_info): New field
572 num_iters_assumptions.
573 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
574 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
575 (LOOP_REQUIRES_VERSIONING): New macro.
576 (vect_free_loop_info_assumptions): New decl.
578 2016-07-29 Bin Cheng <bin.cheng@arm.com>
580 * cfgloop.h (struct loop): New field constraints.
581 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
582 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
584 * cfgloop.c (alloc_loop): Initialize new field.
585 * cfgloopmanip.c (copy_loop_info): Copy constraints.
586 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
587 Adjust niter analysis wrto loop constraints.
588 * doc/loop.texi (@node Number of iterations): Add description for loop
591 2016-07-29 Marek Polacek <polacek@redhat.com>
594 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
595 (ix86_expand_round_builtin): Likewise.
597 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
598 Georg-Johann Lay <avr@gjlay.de>
600 PR rtl-optimization/71976
601 * combine.c (get_last_value): Return 0 if the argument for which
602 the function is called has a wider mode than the recorded value.
604 2016-07-29 Marek Polacek <polacek@redhat.com>
607 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
608 (altivec_expand_st_builtin): Likewise.
610 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
612 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
613 introduced in r238381.
615 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
618 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
619 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
621 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
623 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
626 Add support for vec_extract of vector double or vector long having
627 a variable element number on 64-bit ISA 2.07 systems or newer.
628 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
630 (rs6000_split_vec_extract_var): New function to split a
631 vec_extract built-in function with variable element number.
632 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
634 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
635 (UNSPEC_VSX_EXTRACT): Likewise.
636 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
637 direct move instructions to be generated on 64-bit ISA 2.07
638 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
640 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
641 arguments for vec_extract variable element.
642 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
643 vec_extract with variable element on V2DFmode and V2DImode
645 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
646 -mupper-regs-df requirement, since it isn't needed.
647 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
648 do direct moves on 64-bit systems, which allows optimization of
649 vec_extract on 64-bit ISA 2.07 systems and newer.
651 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
652 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
654 * config/aarch64/aarch64.md
655 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
657 (<optab>qihi2_aarch64): Likewise, and split into two.
658 (extendqihi2_aarch64): New.
659 (zero_extendqihi2_aarch64): New.
660 * config/aarch64/iterators.md (ldrxt): Remove.
661 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
664 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
666 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
668 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
670 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
671 (aarch64_push_reg): New function to push 1 or 2 registers.
672 (aarch64_pop_reg): New function to pop 1 or 2 registers.
673 (aarch64_expand_prologue): Use aarch64_push_regs.
674 (aarch64_expand_epilogue): Use aarch64_pop_regs.
676 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
678 PR tree-optimization/71734
679 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
680 attribute instead of REF_LOOP and use it.
681 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
682 set it for Loops having non-zero safelen attribute.
683 (ref_indep_loop_p): Pass zero as initial value for safelen.
685 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
689 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
690 call using chkp_gimple_call_builtin_p.
691 (chkp_copy_bounds_for_assign): Likewise.
693 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
695 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
696 * config/arm/arm-protos.h (struct tune_params): Likewise.
697 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
698 (cortex_a9_sched_adjust_cost): Likewise.
699 (fa726te_sched_adjust_cost): Likewise.
700 (arm_adjust_cost): Likewise.
701 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
702 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
703 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
704 * config/i386/i386.c (ix86_adjust_cost): Likewise.
705 * config/ia64/ia64.c: Likewise.
706 * config/m68k/m68k.c: Likewise.
707 * config/mep/mep.c (mep_adjust_cost): Likewise.
708 * config/microblaze/microblaze.c (microblaze_adjust_cost):
710 * config/mips/mips.c (mips_adjust_cost): Likewise.
711 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
713 * config/pa/pa.c (pa_adjust_cost): Likewise.
714 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
715 (rs6000_debug_adjust_cost): Likewise.
716 * config/sh/sh.c (sh_adjust_cost): Likewise.
717 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
718 (hypersparc_adjust_cost): Likewise.
719 (sparc_adjust_cost): Likewise.
720 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
721 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
722 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
724 * config/visium/visium.c (visium_adjust_cost): Likewise.
725 * doc/tm.texi: Regenerate.
726 * haifa-sched.c (dep_cost_1): Adjust.
727 * target.def: Merge adjust_cost and adjust_cost_2.
729 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
731 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
733 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
735 * store-motion.c (struct st_expr): Make pattern_regs a vector.
736 (extract_mentioned_regs): Append to a vector instead of
737 returning a rtx_expr_list.
738 (st_expr_entry): Adjust.
739 (free_st_expr_entry): Likewise.
740 (store_ops_ok): Likewise.
741 (store_killed_in_insn): Likewise.
742 (find_moveable_store): Likewise.
744 2016-07-28 Martin Liska <mliska@suse.cz>
746 PR gcov-profile/68025
747 * tree-profile.c (tree_profiling): Respect
748 no_profile_instrument_function attribute.
749 * doc/extend.texi: Document no_profile_instrument_function
752 2016-07-28 Martin Liska <mliska@suse.cz>
754 PR rtl-optimization/70944
755 * combine.c (make_compound_operation):
756 Do not allow make_compound_operation for vector mode
758 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
761 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
762 before calling get_ops.
764 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
766 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
767 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
768 (BITS_PER_UNIT_LOG): Remove.
769 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
770 * expr.c (expand_assignment): Likewise.
771 * stor-layout.c (initialize_sizetypes): Likewise.
773 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
775 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
776 signature of rs6000_expand_vector_extract so that the element
777 number is a RTX instead of a constant integer.
778 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
780 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
781 (altivec_expand_vec_ext_builtin): Likewise.
782 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
783 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
786 2016-07-27 David Malcolm <dmalcolm@redhat.com>
788 * input.c (get_pure_location): Move here from tree.c.
789 (make_location): Likewise. Add header comment.
790 (selftest::test_accessing_ordinary_linemaps): Verify
791 pure_location_p, make_location, get_location_from_adhoc_loc and
793 * input.h (get_pure_location): Move declaration here from tree.h.
794 (get_finish): Likewise for inline function.
795 (make_location): Likewise for declaration.
796 * tree.c (get_pure_location): Move to input.c.
797 (make_location): Likewise.
798 * tree.h (get_pure_location): Move declaration to tree.h.
799 (get_finish): Likewise for inline function.
800 (make_location): Likewise for declaration.
802 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
805 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
807 2016-07-27 David Malcolm <dmalcolm@redhat.com>
809 * system.h (STATIC_ASSERT): Use static_assert if building
812 2016-07-27 Richard Biener <rguenther@suse.de>
814 PR tree-optimization/72517
815 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
816 Revert change to not compute read-read dependences.
818 2016-07-27 Richard Biener <rguenther@suse.de>
820 * predict.c (set_even_probabilities): Make nedges unsigned.
822 2016-07-27 Martin Liska <mliska@suse.cz>
824 * predict.c (set_even_probabilities): Handle unlikely edges.
825 (combine_predictions_for_bb): Likewise.
827 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
830 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
831 __float128 support when we don't have hardware support, so that
832 the IEEE built-in functions like isgreater, first call __unordkf3
833 to make sure neither operand is a NaN, and if both operands are
834 ordered, do the normal comparison.
836 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
838 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
840 (extract_code_and_val_from_cond_with_ops): Verify that name is
841 either cond_op0 or cond_op1.
843 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
845 PR tree-optimization/18046
846 * genmodes.c (emit_mode_size_inline): Emit an assert that
847 verifies that mode is a valid array index.
848 (emit_mode_nuinits_inline): Likewise.
849 (emit_mode_inner_inline): Likewise.
850 (emit_mode_unit_size_inline): Likewise.
851 (emit_mode_unit_precision_inline): Likewise.
852 * tree-vrp.c: Include params.h.
853 (find_switch_asserts): Register edge assertions for the default
854 label which correspond to the anti-ranges of each case label.
855 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
856 * doc/invoke.texi: Document it.
858 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
860 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
861 and unnecessary call to gimple_bb.
863 2016-07-26 Richard Biener <rguenther@suse.de>
865 PR rtl-optimization/71984
866 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
869 2016-07-26 Richard Biener <rguenther@suse.de>
872 * expmed.c (extract_bit_field_1): Constrain the vector mode
873 with element size matching the extraction mode size when
874 choosing a better vector mode to do the extraction from.
876 2016-07-26 Richard Biener <rguenther@suse.de>
877 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
880 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
883 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
885 * tree-ssa-structalias.c (struct scc_info): Change types of
886 members to auto_sbitmap and auto_vec.
887 (scc_info::scc_info): New constructor.
888 (scc_info::~scc_info): New destructor.
889 (init_scc_info): Remove.
890 (free_scc_info): Remove.
891 (find_indirect_cycles): Adjust.
892 (perform_var_substitution): Likewise.
893 (free_var_substitution_info): Likewise.
895 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
897 * tree-outof-ssa.c (struct elim_graph): Change type of members
898 to auto_vec and auto_sbitmap.
899 (elim_graph::elim_graph): New constructor.
900 (delete_elim_graph): Remove.
901 (expand_phi_nodes): Adjust.
903 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
905 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
906 (new_elim_graph): Adjust.
907 (clear_elim_graph): Likewise.
908 (delete_elim_graph): Likewise.
909 (elim_graph_size): Likewise.
910 (elim_graph_add_node): Likewise.
911 (elim_graph_add_edge): Likewise.
912 (elim_graph_remove_succ_edge): Likewise.
913 (eliminate_name): Likewise.
914 (eliminate_build): Likewise.
915 (elim_forward): Likewise.
916 (elim_unvisited_predecessor): Likewise.
917 (elim_backward): Likewise.
918 (elim_create): Likewise.
919 (eliminate_phi): Likewise.
920 (expand_phi_nodes): Likewise.
922 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
924 * bt-load.c (compute_out): Use auto_sbitmap class.
925 (link_btr_uses): Likewise.
926 * cfganal.c (mark_dfs_back_edges): Likewise.
927 (post_order_compute): Likewise.
928 (inverted_post_order_compute): Likewise.
929 (pre_and_rev_post_order_compute_fn): Likewise.
930 (single_pred_before_succ_order): Likewise.
931 * cfgexpand.c (pass_expand::execute): Likewise.
932 * cfgloop.c (verify_loop_structure): Likewise.
933 * cfgloopmanip.c (fix_bb_placements): Likewise.
934 (remove_path): Likewise.
935 (update_dominators_in_loop): Likewise.
936 * cfgrtl.c (break_superblocks): Likewise.
937 * ddg.c (check_sccs): Likewise.
938 (create_ddg_all_sccs): Likewise.
939 * df-core.c (df_worklist_dataflow): Likewise.
940 * dse.c (dse_step3): Likewise.
941 * except.c (eh_region_outermost): Likewise.
942 * function.c (thread_prologue_and_epilogue_insns): Likewise.
943 * gcse.c (prune_expressions): Likewise.
944 (prune_insertions_deletions): Likewise.
945 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
946 * graph.c (draw_cfg_nodes_no_loops): Likewise.
947 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
948 * lcm.c (compute_earliest): Likewise.
949 (compute_farthest): Likewise.
950 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
951 (unroll_loop_runtime_iterations): Likewise.
952 (unroll_loop_stupid): Likewise.
953 * lower-subreg.c (decompose_multiword_subregs): Likewise.
954 * lra-lives.c: Likewise.
955 * lra.c (lra): Likewise.
956 * modulo-sched.c (schedule_reg_moves): Likewise.
957 (optimize_sc): Likewise.
958 (get_sched_window): Likewise.
959 (sms_schedule_by_order): Likewise.
960 (check_nodes_order): Likewise.
961 (order_nodes_of_sccs): Likewise.
962 (order_nodes_in_scc): Likewise.
963 * recog.c (split_all_insns): Likewise.
964 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
965 * reload1.c (reload): Likewise.
966 * sched-rgn.c (haifa_find_rgns): Likewise.
967 (split_edges): Likewise.
968 (compute_trg_info): Likewise.
969 * sel-sched.c (init_seqno): Likewise.
970 * store-motion.c (remove_reachable_equiv_notes): Likewise.
971 * tree-into-ssa.c (update_ssa): Likewise.
972 * tree-ssa-live.c (live_worklist): Likewise.
973 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
974 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
976 (try_peel_loop): Likewise.
977 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
979 * tree-ssa-pre.c (compute_antic): Likewise.
980 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
981 * tree-stdarg.c (reachable_at_most_once): Likewise.
982 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
983 * var-tracking.c (vt_find_locations): Likewise.
985 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
987 * sbitmap.h (auto_sbitmap): New class.
989 2016-07-26 Alan Modra <amodra@gmail.com>
992 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
995 2016-07-25 David Malcolm <dmalcolm@redhat.com>
997 * input.c (selftest::temp_source_file::temp_source_file): Fix
998 missing "%s" in fprintf.
1000 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
1003 * cselib.c (cselib_process_insn): Invalidate argument slots for
1006 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1008 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
1009 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
1010 vmulxh_lane_f16, vmulxh_laneq_f16): New.
1012 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1014 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1015 * config/aarch64/aarch64.md (fma, fnma): Support HF.
1016 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
1018 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1020 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1021 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
1023 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
1024 (add<mode>3): Likewise.
1025 (sub<mode>3): Likewise.
1026 (mul<mode>3): Likewise.
1027 (div<mode>3): Likewise.
1028 (*div<mode>3): Likewise.
1029 (<fmaxmin><mode>3): Extend to HF.
1030 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
1031 (fabd<mode>3): Likewise.
1032 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
1033 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
1034 (aarch64_fmulx<mode>): Likewise.
1035 (aarch64_fac<optab><mode>): Likewise.
1036 (aarch64_frecps<mode>): Likewise.
1037 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
1038 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
1039 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
1040 (VSDQ_HSDI): Support HI.
1041 (fcvt_target, FCVT_TARGET): Likewise.
1042 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
1043 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
1044 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
1045 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
1046 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
1047 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
1048 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
1051 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1053 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
1054 * config/aarch64/aarch64-builtins.c (hi_UP): New.
1055 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1056 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
1058 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
1059 (aarch64_cm<optab><mode>): Likewise.
1060 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
1061 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
1062 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
1063 (sqrt<mode>2): Likewise.
1064 (*sqrt<mode>2): Likewise.
1065 (abs<mode>2): Likewise.
1066 (<optab><mode>hf2): New pattern for HF mode.
1067 (<optab>hihf2): Likewise.
1068 * config/aarch64/arm_neon.h: Include arm_fp16.h.
1069 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
1070 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
1072 * config/aarch64/arm_fp16.h: New file.
1073 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
1074 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
1075 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
1076 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
1077 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
1078 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
1079 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
1080 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
1081 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
1082 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
1083 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
1084 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
1087 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1089 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
1090 reduc_smin_scal_): Use VDQIF_F16.
1091 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
1092 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
1094 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
1095 * config/aarch64/iterators.md (VDQIF_F16): New.
1096 (vp): Support HF modes.
1097 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
1098 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
1100 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1102 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
1103 "*aarch64_mulx_elt_from_dup<mode>".
1104 (*aarch64_mul3_elt<mode>): Update schedule type.
1105 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
1106 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
1107 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1108 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
1109 (f, fp): Support HF modes.
1110 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
1111 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
1112 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
1113 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
1114 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
1115 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
1117 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1119 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1120 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
1122 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
1125 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1127 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1128 * config/aarch64/aarch64-simd.md
1129 (aarch64_rsqrts<mode>): Extend to HF modes.
1130 (fabd<mode>3): Likewise.
1131 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
1132 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
1133 (aarch64_<maxmin_uns>p<mode>): Likewise.
1134 (<su><maxmin><mode>3): Likewise.
1135 (<maxmin_uns><mode>3): Likewise.
1136 (<fmaxmin><mode>3): Likewise.
1137 (aarch64_faddp<mode>): Likewise.
1138 (aarch64_fmulx<mode>): Likewise.
1139 (aarch64_frecps<mode>): Likewise.
1140 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
1141 (add<mode>3): Extend to HF modes.
1142 (sub<mode>3): Likewise.
1143 (mul<mode>3): Likewise.
1144 (div<mode>3): Likewise.
1145 (*div<mode>3): Likewise.
1146 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
1148 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
1149 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
1150 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
1151 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
1152 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
1153 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
1154 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
1155 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
1156 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
1157 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
1158 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
1159 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
1160 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
1161 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
1163 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1165 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
1166 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
1167 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
1168 (neg<mode>2): Likewise.
1169 (abs<mode>2): Likewise.
1170 (<frint_pattern><mode>2): Likewise.
1171 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
1172 (<optab><VDQF:mode><fcvt_target>2): Likewise.
1173 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
1174 (ftrunc<VDQF:mode>2): Likewise.
1175 (<optab><fcvt_target><VDQF:mode>2): Likewise.
1176 (sqrt<mode>2): Likewise.
1177 (*sqrt<mode>2): Likewise.
1178 (aarch64_frecpe<mode>): Likewise.
1179 (aarch64_cm<optab><mode>): Likewise.
1180 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
1182 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
1183 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
1185 * config/aarch64/arm_neon.h (vdup_n_f16): New.
1186 (vdupq_n_f16): Likewise.
1187 (vld1_dup_f16): Use vdup_n_f16.
1188 (vld1q_dup_f16): Use vdupq_n_f16.
1189 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
1190 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
1191 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
1192 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
1193 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
1194 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
1195 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
1196 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
1197 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
1198 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
1199 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
1200 vsqrt_f16, vsqrtq_f16): New.
1202 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1204 * config/aarch64/aarch64-simd.md
1205 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
1206 (aarch64_ext<mode>): Likewise.
1207 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
1208 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
1209 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
1211 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
1213 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
1214 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
1215 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
1216 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
1217 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
1218 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
1219 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
1221 (vmov_n_f16): Reimplement using vdup_n_f16.
1222 (vmovq_n_f16): Reimplement using vdupq_n_f16..
1224 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1226 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
1227 "frame_related_p". Generate CFA annotation when it's necessary.
1228 (aarch64_expand_prologue): Use aarch64_add_constant.
1229 (aarch64_expand_epilogue): Likewise.
1230 (aarch64_output_mi_thunk): Pass "false" when calling
1231 aarch64_add_constant.
1233 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1235 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
1238 2016-07-25 Jiong Wang <jiong.wang@arm.com>
1240 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
1241 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
1242 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
1243 (aarch64_build_constant): Delete.
1245 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
1248 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1250 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1251 flag_toplevel_reorder.
1253 2016-07-25 Richard Biener <rguenther@suse.de>
1255 * cgraph.c (cgraph_node::verify_node): Compare against builtin
1256 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
1257 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
1258 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
1259 (streamer_get_builtin_tree): Likewise.
1260 (streamer_write_builtin): Likewise.
1261 * lto-streamer.h (LTO_builtin_decl): Remove.
1262 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
1263 (lto_input_scc): Remove LTO_builtin_decl handling.
1264 (lto_input_tree_1): Liekwise.
1265 * lto-streamer-out.c (lto_output_tree_1): Remove special
1266 handling of builtins.
1267 (DFS::DFS): Likewise.
1268 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
1269 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
1271 (streamer_write_builtin): Remove.
1273 2016-07-25 Martin Liska <mliska@suse.cz>
1275 * lto-cgraph.c (input_symtab): Don't call get_working_sets
1276 if flag_auto_profile is set to true.
1278 2016-07-25 Martin Liska <mliska@suse.cz>
1280 PR gcov-profile/71868
1281 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
1282 have a function with multiple latches, count them all.
1284 2016-07-25 Martin Liska <mliska@suse.cz>
1286 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
1288 2016-07-25 Martin Liska <mliska@suse.cz>
1290 PR tree-optimization/71987
1291 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
1292 just for SSA_NAMEs. Fix GNU coding style.
1294 2016-07-25 Martin Liska <mliska@suse.cz>
1296 PR gcov-profile/64874
1297 * gcov-io.h: Update command about file format.
1298 * gcov-iov.c (main): Adapt the numbering scheme.
1300 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1303 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
1304 whose result is used in PHI.
1305 (final_range_test_p): Likewise.
1306 (maybe_optimize_range_tests): Likewise.
1308 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1310 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1311 Reformat two multi-line strings.
1313 2016-07-22 Martin Sebor <msebor@redhat.com>
1315 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
1317 2016-07-22 Martin Sebor <msebor@redhat.com>
1320 * doc/extend.texi (Compound Literals): Correct and clarify.
1321 (Cast to Union): Same.
1323 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
1325 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1326 comments to explain why certain error messages make mention of
1327 undocumented options.
1328 (rs6000_invalid_builtin): Change error messages to replace mention
1329 of undocumented options with mention of the -mcpu=power9 option
1330 that enables those undocumented options.
1331 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
1332 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
1333 definition of this macro to correct an existing error.
1334 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
1335 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
1336 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
1337 descriptions of built-in functions so that they depend on
1338 -mcpu=power9 instead of on the corresponding undocumented flags.
1339 * doc/invoke.texi (Option Summary): Remove all mention of newly
1341 (IBM RS/6000 and PowerPC Options): Likewise.
1342 * doc/md.texi (Constraints for Particuliar Machines): Remove all
1343 mention of newly undocumented flags.
1345 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
1347 * ipa-cp.c (determine_versionability): Do not create constprop clones,
1348 when target_clones attribute is set.
1350 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1352 * common.opt (funsafe-loop-optimizations): Mark ignore.
1353 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
1354 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
1356 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
1357 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
1359 2016-07-22 Bin Cheng <bin.cheng@arm.com>
1361 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1363 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1365 (number_of_iterations_exit): Warn missed loop optimization for
1366 possible infinite loops.
1368 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
1371 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
1372 when to emit a ".machine" pseudo-op.
1374 2016-07-22 Martin Liska <mliska@suse.cz>
1376 PR gcov-profile/69028
1377 PR gcov-profile/62047
1378 * coverage.c (coverage_compute_lineno_checksum): Do not
1379 calculate checksum for fns w/o xloc.file.
1380 (coverage_compute_profile_id): Likewise.
1382 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
1384 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
1385 (avr_secondary_reload): ...and implementation.
1386 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
1387 * config/avr/avr.md (reload_in<mode>): Remove insns.
1388 (adjust_len) [lpm]: Remove insn attribute value.
1389 * config/avr/predicates.md (flash_operand): Remove insn predicate.
1391 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1394 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
1396 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
1397 * calls.c (special_function_p): Remove the special handling of the
1398 "__builtin_" prefix.
1400 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1403 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
1404 if STMT may be an alloca call.
1405 (gimple_alloca_call_p, alloca_call_p): Return only true for the
1406 builtin alloca call.
1407 * calls.h (gimple_maybe_alloca_call_p): New function.
1408 * tree-inline.c (inline_forbidden_p_stmt): Use
1409 gimple_maybe_alloca_call_p here.
1411 2016-07-21 David Malcolm <dmalcolm@redhat.com>
1413 * spellcheck-tree.c (best_macro_match::best_macro_match):
1414 Explictly specify the template arguments when invoking the base
1415 class constructor, to help older C++ compilers.
1417 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1420 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
1421 before builtin_decl_implicit.
1423 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1425 * optabs.c (emit_condiitonal_move): Short circuit for identical
1428 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1430 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
1431 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
1432 (noce_conversion_profitable_p): New.
1433 (noce_try_store_flag_constants): Use it.
1434 (noce_try_addcc): Likewise.
1435 (noce_try_store_flag_mask): Likewise.
1436 (noce_try_cmove): Likewise.
1437 (noce_try_cmove_arith): Likewise.
1438 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
1440 (noce_convert_multiple_sets): Move cost model to here, from...
1441 (bb_ok_for_noce_convert_multiple_sets) ...here.
1442 (noce_process_if_block): Update calls for above changes.
1443 (noce_find_if_block): Record new noce_if_info parameters.
1445 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
1447 * target.def (max_noce_ifcvt_seq_cost): New.
1448 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
1449 * doc/tm.texi: Regenerate.
1450 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
1451 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
1452 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
1453 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
1454 * doc/invoke.texi: Document new params.
1456 2016-07-21 Richard Biener <rguenther@suse.de>
1458 PR tree-optimization/71947
1459 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
1460 ranges have useful limit_vr information.
1462 2016-07-21 Richard Biener <rguenther@suse.de>
1464 * function-tests.c (build_trivial_generic_function): Set
1465 BLOCK_SUPERCONTEXT of DECL_INITIAL.
1466 * omp-low.c (create_omp_child_function): Likewise.
1467 (grid_expand_target_grid_body): Likewise.
1468 * cgraphunit.c (init_lowered_empty_function): Likewise.
1469 (cgraph_node::expand_thunk): Likewise.
1470 * tree-parloops.c (create_loop_fn): Likewise.
1471 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
1473 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1475 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
1478 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
1480 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
1481 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
1482 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
1483 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
1484 values for insn attribute.
1485 * config/avr/avr.c (avr_out_insert_notbit): New function.
1486 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
1487 ADJUST_LEN_INSV_NOTBIT_0/_7.
1488 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
1490 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1492 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
1493 (chrec_convert_1, chrec_convert): Ditto.
1494 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
1495 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
1496 * tree-vrp.c (adjust_range_with_scev): Ditto.
1497 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
1498 (scev_var_range_cant_overflow): New function.
1499 (scev_probably_wraps_p): New parameter. Call above function.
1500 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
1502 2016-07-21 Bin Cheng <bin.cheng@arm.com>
1504 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
1505 by removing computation of may_be_zero.
1507 2016-07-21 Jakub Jelinek <jakub@redhat.com>
1509 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
1511 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
1513 Improving concepts performance and diagnostics.
1514 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
1515 for constraint satisfaction and subsumption.
1516 * timevar.h (auto_timevar): New constructor that matches the push/pop
1517 pattern of usage in pt.c.
1519 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1521 * hwint.h (HOST_WIDE_INT_0): New define.
1522 (HOST_WIDE_INT_0U): Ditto.
1523 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
1524 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
1525 * simplify-rtx.c: Ditto.
1526 * tree-object-size.c: Ditto.
1528 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1530 * config/s390/s390.c (s390_encode_section_info): Remove mode size
1533 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
1535 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
1536 * combine.c: Use HOST_WIDE_INT_M1U instead of
1537 ~(unsigned HOST_WIDE_INT) 0.
1538 * double-int.h: Ditto.
1540 * dwarf2asm.c:Ditto.
1542 * genmodes.c: Ditto.
1544 * read-rtl.c: Ditto.
1545 * tree-ssa-loop-ivopts.c: Ditto.
1546 * tree-ssa-loop-prefetch.c: Ditto.
1547 * tree-vect-generic.c: Ditto.
1548 * tree-vect-patterns.c: Ditto.
1551 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1553 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
1554 constant addresses outside [0,0xc0] into a register.
1555 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
1556 cases where the base address register is unused after.
1557 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
1558 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
1559 (avr_out_store_psi_reg_disp_tiny): Same.
1561 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1563 Implement attribute progmem on reduced Tiny cores by adding
1564 flash offset 0x4000 to respective symbols.
1567 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
1568 documentation how it works on reduced Tiny cores.
1569 (AVR Named Address Spaces): No support for reduced Tiny.
1570 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
1571 (avr_address_tiny_pm_p): New static function.
1572 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
1573 if the address is in progmem.
1574 (avr_assemble_integer): Same.
1575 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
1576 for symbol_ref in progmem.
1577 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
1578 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
1579 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
1581 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
1583 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
1584 * configure: Regenerate.
1585 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
1586 (USE_THIN_ARCHIVES): New variable.
1587 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
1588 this archive as a thin archive.
1590 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1592 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
1593 same location as last time, don't skip if we have fix-it hints.
1594 Clarify the skipping logic by converting it from one "if" clause
1595 to repeated "if" clauses.
1596 * spellcheck-tree.c: Include "cpplib.h".
1597 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
1598 (best_macro_match::best_macro_match): New constructor.
1599 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
1600 Move here from c/c-decl.c.
1601 (class best_macro_match): Move here from c/c-decl.c, converting
1602 from a typedef to a subclass, gaining a ctor.
1604 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1606 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
1607 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
1609 (avr_addr_space_diagnose_usage): ...and implementation.
1610 (avr_addr_space_supported_p): New function.
1611 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
1612 report bad address space usage if that space is supported.
1613 (avr_insert_attributes): Same. No more complain about unsupported
1615 * config/avr/avr-c.c (tm_p.h): Include it.
1616 (avr_cpu_cpp_builtins): Only define addr-space related built-in
1617 macro if avr_addr_space_supported_p.
1619 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
1621 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
1622 flag_toplevel_reorder.
1624 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1626 * gcc-rich-location.c
1627 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
1629 * gcc-rich-location.h
1630 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
1632 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
1634 * target.def (addr_space): Add new diagnose_usage to hook vector.
1635 * targhooks.c (default_addr_space_diagnose_usage): Add default
1636 implementation and...
1637 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
1638 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
1639 is some address space, call targetm.addr_space.diagnose_usage.
1640 * doc/tm.texi.in (Named Address Spaces): Add anchor for
1641 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
1642 * doc/tm.texi: Regenerate.
1644 2016-07-20 Martin Liska <mliska@suse.cz>
1647 * graphite-isl-ast-to-gimple.c (later_of_the_two):
1648 Properly handly PHI stmts.
1650 2016-07-20 Bin Cheng <bin.cheng@arm.com>
1652 PR tree-optimization/71503
1653 PR tree-optimization/71683
1654 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
1657 2016-07-20 Martin Liska <mliska@suse.cz>
1659 * doc/invoke.texi (-fipa-ra): Document when the option is
1660 disabled. Fix a typo.
1662 2016-07-20 Martin Liska <mliska@suse.cz>
1664 * Makefile.in: Include fibonacci_heap.c
1665 * fibonacci_heap.c: New file.
1666 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
1667 (fibonacci_heap::union_with): Fix deletion of the second heap.
1668 * selftest-run-tests.c (selftest::run_tests): Incorporate
1669 fibonacci heap tests.
1670 * selftest.h: Declare fibonacci_heap_c_tests.
1672 2016-07-20 Martin Liska <mliska@suse.cz>
1674 * selftest-run-tests.c (selftest::run_tests): New function.
1675 * selftest.h (sreal_c_tests): Declare.
1676 * sreal.c (sreal_verify_basics): New function.
1677 (verify_aritmetics): Likewise.
1678 (sreal_verify_arithmetics): Likewise.
1679 (verify_shifting): Likewise.
1680 (sreal_verify_shifting): Likewise.
1681 (void sreal_c_tests): Likewise.
1683 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1685 PR rtl-optimization/71916
1686 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1687 bb which have a single succ fake edge.
1689 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1692 * dwarf2out.c (gen_subprogram_die): Only call
1693 gen_unspecified_parameters_die while dumping early dwarf.
1695 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1698 * gimple-fold.c (fold_builtin_memory_op): Use
1699 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1701 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
1703 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
1704 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
1705 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
1706 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
1710 * double-int.c: Ditto.
1712 * dwarf2out.c: Ditto.
1715 * fold-const.c: Ditto.
1716 * function.c: Ditto.
1718 * genmodes.c: Ditto.
1722 * loop-doloop.c: Ditto.
1723 * loop-invariant.c: Ditto.
1730 * simplify-rtx.c: Ditto.
1731 * stor-layout.c: Ditto.
1733 * tree-ssa-loop-ivopts.c: Ditto.
1734 * tree-vect-generic.c: Ditto.
1735 * tree-vect-patterns.c: Ditto.
1740 * wide-int-print.cc: Ditto.
1741 * wide-int.cc: Ditto.
1742 * wide-int.h: Ditto.
1744 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1746 * selftest.c (selftest::assert_streq): Handle NULL values of
1747 val_actual and val_expected.
1749 2016-07-19 Martin Jambor <mjambor@suse.cz>
1752 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
1753 rather than cgraph_create_node to get a call graph node.
1755 2016-07-19 Richard Biener <rguenther@suse.de>
1757 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
1758 handle all tcc_constant bases and valueize SSA names.
1759 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
1762 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1764 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
1765 the flags of the exit block and bb2, not just the entry block.
1767 2016-07-19 Richard Biener <rguenther@suse.de>
1769 PR tree-optimization/71901
1770 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
1771 align member, group stuff with the bitfield.
1772 (vn_ref_op_align_unit): New inline.
1773 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
1774 record element alignment and operand 3 unchanged.
1775 (ao_ref_init_from_vn_reference): Adjust.
1776 (valueize_refs_1): Likewise.
1777 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1779 2016-07-19 Richard Biener <rguenther@suse.de>
1781 PR tree-optimization/71908
1782 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
1783 symbolic constants in a more reliable way.
1785 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
1787 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
1789 (vect_update_inits_of_drs): Likewise.
1790 (vect_create_cond_for_alias_checks): Likewise.
1791 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
1793 2016-07-19 Richard Biener <rguenther@suse.de>
1796 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
1797 with an abstract origin that is not an inlined function outer
1798 scope add a self-reference as abstract origin.
1799 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
1801 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1804 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1805 unintentional System V.4 structure return breakage for structures
1806 with a single floating point element.
1808 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1810 PR tree-optimization/71734
1811 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
1812 contains REF, use it to check safelen, assume that safelen value
1813 must be greater 1, fix style.
1814 (ref_indep_loop_p_2): Add REF_LOOP argument.
1815 (ref_indep_loop_p): Pass LOOP as additional argument to
1818 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1820 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
1821 allocation in the prologue.
1822 * explow.c (get_dynamic_stack_base): New function to return an address
1823 expression for the dynamic stack base.
1824 (get_dynamic_stack_size): New function to do the required dynamic stack
1825 space size calculations.
1826 (allocate_dynamic_stack_space): Use new functions.
1827 (align_dynamic_address): Move some code from
1828 allocate_dynamic_stack_space to new function.
1829 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1831 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1833 * config/s390/s390.c (s390_encode_section_info): Always set
1834 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1837 2016-07-18 Richard Biener <rguenther@suse.de>
1839 PR tree-optimization/71893
1840 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1841 for sizetype cast added by array_ref_element_size.
1842 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1844 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1846 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1847 register parameters. Remove code to initialize argument pointer
1848 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1849 using a pc-relative branch. Cleanup conditional code.
1850 * config/pa/pa.md (call_mcount): New expander.
1851 (call_mcount_nonpic): New insn.
1852 (call_mcount_pic): New insn and split.
1853 (call_mcount_pic_post_reload): New insn.
1854 (call_mcount_64bit): New insn and split.
1855 (call_mcount_64bit_post_reload): New insn.
1857 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1859 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1860 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1861 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1862 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1863 (*usum_widenqihi3, *udiff_widenqihi3)
1864 (*addhi3_zero_extend.const): New combiner insns.
1865 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1866 just 1 bit is affected.
1867 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1868 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1870 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1872 * omp-low.c (lower_omp_target): Mark data clauses with
1873 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1874 zero-length subarrays.
1876 2016-07-15 Richard Biener <rguenther@suse.de>
1878 PR tree-optimization/71881
1879 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1880 reverse DOM order to make debug temp generation happy.
1882 2016-07-15 Richard Biener <rguenther@suse.de>
1884 PR tree-optimization/71887
1885 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1886 verify it is not zero for division / modulo handling.
1887 (value_replacement): Adjust.
1889 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1890 Julian Brown <julian@codesourcery.com>
1892 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1893 * config/aarch64/aarch64-cost-tables.h
1894 (vulcan_extra_costs): New variable.
1895 * config/aarch64/aarch64.c
1896 (vulcan_addrcost_table): Likewise.
1897 (vulcan_regmove_cost): Likewise.
1898 (vulcan_vector_cost): Likewise.
1899 (vulcan_branch_cost): Likewise.
1900 (vulcan_tunings): Likewise.
1902 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1904 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1905 (output_in_order): Loop over undefined variables too. Output them
1906 via assemble_undefined_decl. Skip variables that correspond to hard
1907 registers or have value-exprs.
1908 * varpool.c (symbol_table::output_variables): Handle undefined
1909 variables together with defined ones.
1911 2016-07-15 Richard Biener <rguenther@suse.de>
1913 * tree-ssa-pre.c (get_representative_for): Make sure to return
1914 the value number of SSA names.
1915 (phi_translate_1): get_representative_for cannot return NULL.
1916 (do_pre_regular_insertion): Remove redundant call to
1917 fully_constant_expression.
1918 (do_pre_partial_partial_insertion): Likewise.
1920 2016-07-15 Bin Cheng <bin.cheng@arm.com>
1922 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
1923 (derive_simple_iv_with_niters): New function.
1924 (simple_iv): Rewrite using simple_iv_with_niters.
1925 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
1926 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1928 (number_of_iterations_exit): Rewrite using above function.
1929 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1932 2016-07-15 Richard Biener <rguenther@suse.de>
1934 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
1937 2016-07-14 Jakub Jelinek <jakub@redhat.com>
1939 PR tree-optimization/71872
1940 * tree-data-ref.c (get_references_in_stmt): Ignore references
1941 with is_gimple_constant get_base_address.
1943 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1945 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
1946 (TARGET_HAVE_LDACQD): New macro.
1947 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
1948 than TARGET_HAVE_LDACQ.
1949 (arm_load_acquire_exclusivedi): Likewise.
1950 (arm_store_release_exclusivedi): Likewise.
1952 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1954 PR rtl-optimization/71878
1955 * lra-constraints.c (match_reload): Pass information about other
1956 output operands. Create new unique register value if matching input
1957 operand shares same register value as output operand being considered.
1958 (curr_insn_transform): Record output operands already processed.
1960 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1963 PR tree-optimization/70923
1964 * tree-vect-patterns.c: Include mult-synthesis.h.
1965 (target_supports_mult_synth_alg): New function.
1966 (synth_lshift_by_additions): Likewise.
1967 (apply_binop_and_append_stmt): Likewise.
1968 (vect_synth_mult_by_constant): Likewise.
1969 (target_has_vecop_for_code): Likewise.
1970 (vect_recog_mult_pattern): Use above functions to synthesize vector
1971 multiplication by integer constants.
1973 2016-07-14 Alan Modra <amodra@gmail.com>
1975 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
1976 gpr alternatives. Correct '*' placement on Y,r alternative.
1977 Add '*' on operand 1 of r,r alternative.
1979 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1981 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
1982 * expmed.h: ... Here.
1984 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
1986 * gimple.h (stmt_can_terminate_bb_p): New function.
1987 * tree-cfg.c (need_fake_edge_p): Rename to ...
1988 (stmt_can_terminate_bb_p): ... this; return true if stmt can
1989 throw external; handle const and pure calls.
1990 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
1992 2016-07-14 Richard Biener <rguenther@suse.de>
1994 PR tree-optimization/71866
1995 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
1996 (do_hoist_insertion): Avoid endless recursion when we
1997 didn't insert anything because we managed to simplify
1998 things down to a constant or SSA name.
1999 (fully_constant_expression): Re-write in terms of ...
2000 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
2001 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
2002 vn_nary_build_or_lookup_1.
2003 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
2004 (vn_nary_build_or_lookup): ... this which now wraps it.
2006 2016-07-14 Alan Modra <amodra@gmail.com>
2009 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
2010 with p9_vector override before power9-dform override.
2012 2016-07-13 Andi Kleen <ak@linux.intel.com>
2014 * value-prof.c (gimple_value_profile_transformations): Don't run
2015 when auto_profile is on.
2017 2016-07-13 Andi Kleen <ak@linux.intel.com>
2019 * auto-profile.c (update_inlined_ind_target,
2020 afdo_indirect_call): Print information to dump file.
2022 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
2024 * genrecog.c (special_predicate_operand_p): New function.
2025 (predicate_name): Move function.
2026 (validate_pattern): Don't warn about missing mode for all
2027 define_special_predicate predicates.
2029 2016-07-13 Bin Cheng <bin.cheng@arm.com>
2031 * tree-vect-data-refs.c (vect_no_alias_p): New function.
2032 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
2033 resolve alias checks which are known at compilation time.
2034 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
2035 alias checks are resolved. Move dump info for too many runtime
2036 alias checks to here...
2037 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
2039 2016-07-13 Richard Biener <rguenther@suse.de>
2041 PR tree-optimization/24574
2042 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
2043 position and add shift, rotate, divison and modulo support
2045 (value_replacement): Pass in argument position to absorbing_element_p.
2047 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
2050 * ipa-inline-transform.c (inline_call): Support
2051 instrumented thunks.
2053 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2055 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
2056 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
2058 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
2059 Baseline. Make initial alternative TARGET_32BIT only.
2060 (udivsi3): Likewise.
2061 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
2062 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
2065 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2067 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
2068 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
2069 availability with TARGET_HAVE_MOVT.
2070 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
2071 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
2072 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
2074 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
2075 extra instruction if MOVW is available. Use a cost variable
2076 incremented by COSTS_N_INSNS (1) when the condition match rather than
2077 returning an arithmetic expression based on COSTS_N_INSNS. Make
2078 constant with bottom half word zero cost 2 instruction if MOVW is
2080 * config/arm/arm.md (define_attr "arch"): Add v8mb.
2081 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
2082 target is ARMv8-M Baseline.
2083 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
2084 (arm_movtas_ze): Likewise.
2085 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
2086 alternative for constants satisfying j constraint.
2087 (thumb1_movsi_insn): Likewise.
2088 (movsi splitter for K alternative): Tighten condition to not trigger
2089 if movt is available and j constraint is satisfied.
2090 (Pe immediate splitter): Likewise.
2091 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
2092 constant fitting in an halfword to use MOVW.
2093 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
2096 2016-07-13 Richard Biener <rguenther@suse.de>
2099 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
2100 gimplifying the LHS. Make sure to gimplify a returning twice
2101 call LHS without using SSA names.
2103 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2105 * tree-data-ref.c (find_data_references_in_stmt): Remove
2106 unnecessary call to vec::release.
2107 (graphite_find_data_references_in_stmt): Likewise.
2108 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
2109 * tree-vect-stmts.c (vectorizable_condition): Likewise.
2111 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2113 * cfgexpand.c (expand_used_vars): Make the type of a local
2115 * genmatch.c (lower_for): Likewise.
2116 * haifa-sched.c (haifa_sched_init): Likewise.
2117 (add_to_speculative_block): Likewise.
2118 (create_check_block_twin): Likewise.
2119 * predict.c (handle_missing_profiles): Likewise.
2120 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
2121 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
2122 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
2124 (maybe_lower_iteration_bound): Likewise.
2125 * tree-ssa-sccvn.c (DFS): Likewise.
2126 * tree-stdarg.c (reachable_at_most_once): Likewise.
2127 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
2128 (vectorizable_store): Likewise.
2130 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2132 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
2133 (sccvn_dom_walker): make cond_stack an auto_vec.
2135 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2137 * ree.c (struct ext_state): Make type of members auto_vec.
2138 (find_and_remove_re): Adjust.
2140 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2142 * cfgexpand.c (struct stack_vars_data): Make type of fields
2144 (expand_used_vars): Adjust.
2146 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2148 * ipa.c (record_cdtor_fn): Adjust.
2149 (build_cdtor_fns): Likewise.
2150 (ipa_cdtor_merge): Make static_ctors and static_dtors local
2153 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2155 * genextract.c (struct accum_extract): Add constructor and make
2159 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2161 * tree.c (struct free_lang_data_d): Add constructor and change
2162 types of members to ones that automatically manage resources.
2163 (fld_worklist_push): Adjust.
2164 (find_decls_types): Likewise.
2165 (find_decls_types_in_eh_region): Likewise.
2166 (free_lang_data_in_cgraph): Stop manually creating and
2167 destroying members of free_lang_data_d.
2169 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
2171 PR rtl-optimization/68961
2172 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
2173 peephole variant. Use sse_reg_operand predicates.
2175 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/predicates.md (x86_64_immediate_operand)
2178 <case CONST_INT>: Remove unneeded truncation to DImode.
2179 <case CONST>: Ditto.
2180 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2182 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2185 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
2186 The xxperm and xxpermr instructions require that the 2nd input
2187 operand overlap with the output operand, and not the 1st.
2188 (altivec_vperm_v8hiv16qi): Likewise.
2189 (altivec_vperm_<mode>_uns_internal): Likewise.
2190 (altivec_vpermr_<mode>_internal): Likewise.
2191 (vperm_v8hiv4si): Likewise.
2192 (vperm_v16qiv8hi): Likewise.
2194 2016-07-12 Nathan Sidwell <nathan@acm.org>
2196 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
2197 when -mno-pic-data-is-text-relative is in effect, by default.
2198 * doc/invoke.texi (mpic-data-is-text-relative): Document new
2199 behavior and clarify.
2201 2016-07-12 Martin Liska <mliska@suse.cz>
2203 * params.def: Add avg-loop niter.
2204 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
2205 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
2206 * doc/invoke.texi: Document the new parameter.
2208 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2211 * expr.c (store_constructor): Mask sign-extended bits when widening
2212 sub-word constructor element at the start of a word.
2214 2016-07-12 Martin Liska <mliska@suse.cz>
2216 * Makefile.in: Append rule for params-options.h.
2217 * params-options.h: New file.
2219 2016-07-12 Martin Liska <mliska@suse.cz>
2221 * ira-build.c (mark_loops_for_removal): Properly iterate
2224 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
2225 Richard Biener <rguenther@suse.de>
2227 PR tree-optimization/23286
2228 PR tree-optimization/70159
2229 * doc/invoke.texi: Document -fcode-hoisting.
2230 * common.opt (fcode-hoisting): New flag.
2231 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
2232 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
2233 (do_regular_insertion): Rename to ...
2234 (do_pre_regular_insertion): ... this and amend general comments
2235 on insertion strathegy.
2236 (do_partial_partial_insertion): Rename to ...
2237 (do_pre_partial_partial_insertion): ... this.
2238 (do_hoist_insertion): New function.
2239 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
2240 and call do_hoist_insertion properly.
2242 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
2243 (pass_pre::execute): Register hoist_insert stats.
2245 2016-07-12 Jakub Jelinek <jakub@redhat.com>
2248 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
2249 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
2250 is different from mode's bitsize. Small cleanup.
2252 2016-07-12 Richard Biener <rguenther@suse.de>
2254 PR rtl-optimization/68961
2255 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
2256 to simplify to a non-constant.
2258 2016-07-11 Jakub Jelinek <jakub@redhat.com>
2261 * omp-low.c (expand_omp_target): Gimplify device.
2263 PR tree-optimization/71823
2264 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
2265 to get vec_oprnds2 from op2.
2267 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
2270 Hoist common subexpressions.
2271 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
2273 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
2276 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
2277 prevent generation of 'stxsiwx' on pre Power8 hardware.
2279 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2281 * input.c: Include cpplib.h.
2282 (selftest::temp_source_file): New class.
2283 (selftest::temp_source_file::temp_source_file): New ctor.
2284 (selftest::temp_source_file::~temp_source_file): New dtor.
2285 (selftest::should_have_column_data_p): New function.
2286 (selftest::test_should_have_column_data_p): New function.
2287 (selftest::temp_line_table): New class.
2288 (selftest::temp_line_table::temp_line_table): New ctor.
2289 (selftest::temp_line_table::~temp_line_table): New dtor.
2290 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
2291 it to create a temp_line_table.
2292 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
2293 locations that are known to have column data.
2294 (selftest::line_table_case): New struct.
2295 (selftest::test_reading_source_line): Move tempfile handling
2296 to class temp_source_file.
2297 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
2298 (selftest::assert_token_loc_eq): New function.
2299 (ASSERT_TOKEN_LOC_EQ): New macro.
2300 (selftest::test_lexer): New function.
2301 (selftest::boundary_locations): New array.
2302 (selftest::input_c_tests): Call test_should_have_column_data_p.
2303 Loop over a test matrix of interesting values of location and
2304 default_range_bits, calling test_lexer on each case in the matrix.
2305 Move call to test_accessing_ordinary_linemaps into the matrix.
2306 * selftest.h (ASSERT_EQ): Reimplement in terms of...
2307 (ASSERT_EQ_AT): New macro.
2309 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2313 Don't convert TImode in debug insn.
2315 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
2317 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
2318 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
2319 (tree_type_common::lang_flag_7): New.
2320 (tree_type_common::spare): Reduce size.
2321 * tree.h (TYPE_ALIGN_OK): Remove.
2322 (TYPE_LANG_FLAG_7): New.
2323 (get_inner_reference): Adjust header.
2324 * print-tree.c (print_node): Adjust.
2325 * expr.c (get_inner_reference): Remove parameter keep_aligning.
2326 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
2327 calls to get_inner_reference.
2328 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
2329 handling of TYPE_ALIGN_OK.
2330 * builtins.c (get_object_alignment_2): Adjust call to
2331 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
2332 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
2334 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
2335 * cfgexpand.c (expand_debug_expr): Likewise.
2336 * dbxout.c (dbxout_expand_expr): Likewise.
2337 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
2338 loc_list_from_tree, fortran_common): Likewise.
2339 * fold-const.c (optimize_bit_field_compare,
2340 decode_field_reference, fold_unary_loc, fold_comparison,
2341 split_address_to_core_and_offset): Likewise.
2342 * gimple-laddress.c (execute): Likewise.
2343 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
2344 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
2345 * hsa-gen.c (gen_hsa_addr): Likewise.
2346 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
2347 * tsan.c (instrument_expr): Likewise.
2348 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
2349 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
2350 * tree-affine.c (tree_to_aff_combination,
2351 get_inner_reference_aff): Adjust calls to get_inner_reference.
2352 * tree-data-ref.c (split_constant_offset_1,
2353 dr_analyze_innermost): Likewise.
2354 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
2355 * tree-sra.c (ipa_sra_check_caller): Likewise.
2356 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
2357 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
2358 bswap_replace): Likewise.
2359 * tree-vect-data-refs.c (vect_check_gather,
2360 vect_analyze_data_refs): Likewise.
2361 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
2362 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
2365 2016-07-11 David Malcolm <dmalcolm@redhat.com>
2367 * Makefile.in (selftest-valgrind): New phony target.
2368 * function-tests.c (selftest::build_cfg): Delete pass instances
2369 created by the test.
2370 (selftest::convert_to_ssa): Likewise.
2371 (selftest::test_expansion_to_rtl): Likewise.
2372 * tree-cfg.c (selftest::test_linear_chain): Release dominator
2374 (selftest::test_diamond): Likewise.
2376 2016-07-11 Richard Biener <rguenther@suse.de>
2378 PR tree-optimization/71816
2379 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
2380 than replacing all of its operands.
2382 2016-07-11 Alan Modra <amodra@gmail.com>
2384 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
2385 (ctr<mode>): Add unspec.
2386 (ctr<mode>_internal*): Likewise.
2388 2016-07-08 James Bowman <james.bowman@ftdichip.com>
2390 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
2391 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2393 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
2395 PR rtl-optimization/71621
2396 * lra-constraints.c (process_alt_operands): Check combination of
2399 2016-07-08 Jason Merrill <jason@redhat.com>
2400 Richard Biener <rguenther@suse.de>
2402 P0145: Refining Expression Order for C++.
2403 * gimplify.c (initial_rhs_predicate_for): New.
2404 (gimplfy_modify_expr): Gimplify RHS before LHS.
2406 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2409 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2410 Allow standard error handling to take over when a wrong number
2411 of arguments is presented to __builtin_vec_ld () or
2412 __builtin_vec_st ().
2414 2016-07-08 Jiong Wang <jiong.wang@arm.com>
2416 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
2421 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
2422 __builtin_aarch64_fmaxv2sf.
2423 (vmaxnmq_f32): Likewise.
2424 (vmaxnmq_f64): Likewise.
2425 (vminnm_f32): Likewise.
2426 (vminnmq_f32): Likewise.
2427 (vminnmq_f64): Likewise.
2429 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
2432 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
2433 enable -mfloat128-hardware by default.
2434 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
2435 that IEEE 128-bit hardware support needs.
2436 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
2437 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
2438 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
2439 floating point requires.
2440 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2441 -mfloat128 and -mfloat128-hardware changes.
2443 2016-07-08 Alan Hayward <alan.hayward@arm.com>
2445 PR tree-optimization/71667
2446 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2448 2016-07-08 Martin Liska <mliska@suse.cz>
2451 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
2452 folding produces SAVE_EXPRs, thus return false for the type.
2454 2016-07-07 Martin Liska <mliska@suse.cz>
2456 * file-find.c (remove_prefix): New function.
2457 * file-find.h (remove_prefix): Declare the function.
2458 * gcc-ar.c (main): Skip a folder of the wrapper if
2459 a wrapped binary would point to the same file.
2461 2016-07-07 Jan Hubicka <jh@suse.cz>
2463 * tree-scalar-evolution.c (iv_can_overflow_p): export.
2464 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
2465 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2467 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
2470 * ipa-inline-analysis.c (compute_inline_parameters): Set
2471 local.can_change_signature to false for intrumentation
2474 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2476 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
2477 with TARGET_HAVE_MOVT.
2478 (TARGET_HAVE_MOVT): Define.
2479 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
2480 availability with TARGET_HAVE_MOVT.
2481 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
2483 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
2485 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
2486 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
2487 * config/arm/constraints.md (define_constraint "j"): Use
2488 TARGET_HAVE_MOVT to check MOVT availability.
2490 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2492 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2494 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2496 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
2497 (armv8-m.main): Likewise.
2498 (armv8-m.main+dsp): Likewise.
2499 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
2500 (FL_FOR_ARCH8M_MAIN): Likewise.
2501 * config/arm/arm-tables.opt: Regenerate.
2502 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
2503 armv8-m.main+dsp to BE8_LINK_SPEC.
2504 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
2505 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
2506 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
2507 Baseline and Mainline.
2508 (arm_option_override_internal): Also disable arm_restrict_it when
2509 !arm_arch_notm. Update comment for -munaligned-access to also cover
2511 (arm_file_start): Increase buffer size for printing architecture name.
2512 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
2513 and armv8-m.main+dsp.
2514 (mno-unaligned-access): Clarify that this is disabled by default for
2515 ARMv8-M Baseline architectures as well.
2517 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
2519 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
2520 decide whether to prevent some libgcc routines being included for some
2521 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
2522 link between this condition and the one in
2523 libgcc/config/arm/lib1func.S.
2525 2016-07-07 Richard Biener <rguenther@suse.de>
2527 * tree-ssa-pre.c: Include alias.h.
2528 (compute_avail): If we have multiple VN_REFERENCEs with the
2529 same hashtable entry adjust that to make it a valid replacement
2530 for all of them with respect to alignment and aliasing
2531 when doing insertion.
2532 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
2533 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2535 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
2539 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
2540 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
2543 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2545 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
2546 (adjust_mems): Adjust.
2547 (adjust_insn): Likewise.
2548 (prepare_call_arguments): Likewise.
2550 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2552 * gcse.c (struct ls_expr): Make stores field a vector.
2553 (ldst_entry): Adjust.
2554 (free_ldst_entry): Likewise.
2555 (print_ldst_list): Likewise.
2556 (compute_ld_motion_mems): Likewise.
2557 (update_ld_motion_stores): Likewise.
2559 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2561 * gcse.c (struct ls_expr): Remove loads field.
2562 (ldst_entry): Adjust.
2563 (free_ldst_entry): Likewise.
2564 (print_ldst_list): Likewise.
2565 (compute_ld_motion_mems): Likewise.
2567 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2569 * store-motion.c (struct st_expr): Make antic_stores a vector.
2570 (st_expr_entry): Adjust.
2571 (free_st_expr_entry): Likewise.
2572 (print_store_motion_mems): Likewise.
2573 (find_moveable_store): Likewise.
2574 (compute_store_table): Likewise.
2575 (remove_reachable_equiv_notes): Likewise.
2576 (replace_store_insn): Likewise.
2577 (build_store_vectors): Likewise.
2579 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2581 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
2582 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2584 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
2586 PR tree-optimization/71518
2587 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
2588 misalign also for outer loops with negative step.
2590 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
2592 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
2593 (cortex_a53_shift): Add mov_shift.
2594 (cortex_a53_shift_reg): Add new reservation for register shifts.
2595 (cortex_a53_alu): Remove bfm.
2596 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
2597 (cortex_a53_alu_extr): Add new reservation for EXTR.
2598 (bypasses): Improve bypass modelling.
2600 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2603 * config/avr/avr.c (avr_asm_select_section): Strip off
2604 SECTION_DECLARED from flags when calling get_section.
2606 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2608 * tree-vectorizer.h (vect_memory_access_type): Add
2609 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
2610 * tree-vect-stmts.c (compare_step_with_zero): New function.
2611 (perm_mask_for_reverse): Move further up file.
2612 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
2614 (get_negative_load_store_type): New function.
2615 (get_load_store_type): Call it. Add an ncopies argument.
2616 (vectorizable_mask_load_store): Update call accordingly and
2617 remove tests for negative steps.
2618 (vectorizable_store, vectorizable_load): Likewise. Handle new
2619 memory_access_types.
2621 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2623 * tree-vectorizer.h (vect_memory_access_type): New enum.
2624 (_stmt_vec_info): Add a memory_access_type field.
2625 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
2626 (vect_model_store_cost): Take an access type instead of a boolean.
2627 (vect_model_load_cost): Likewise.
2628 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
2629 vect_model_store_cost and vect_model_load_cost.
2630 * tree-vect-stmts.c (vec_load_store_type): New enum.
2631 (vect_model_store_cost): Take an access type instead of a
2632 store_lanes_p boolean. Simplify tests.
2633 (vect_model_load_cost): Likewise, but for load_lanes_p.
2634 (get_group_load_store_type, get_load_store_type): New functions.
2635 (vectorizable_store): Use get_load_store_type. Record the access
2636 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
2637 (vectorizable_load): Likewise.
2638 (vectorizable_mask_load_store): Likewise. Replace is_store
2639 variable with vls_type.
2641 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2643 * tree-vectorizer.h (vect_grouped_load_supported): Add a
2644 single_element_p parameter.
2645 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
2646 Check the PR65518 case here rather than in vectorizable_load.
2647 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
2648 * tree-vect-stmts.c (vectorizable_load): Likewise.
2650 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2652 * tree-vectorizer.h (gather_scatter_info): New structure.
2653 (vect_check_gather_scatter): Return a bool rather than a decl.
2654 Replace return-by-pointer arguments with a single
2655 gather_scatter_info *.
2656 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
2657 (vect_analyze_data_refs): Update call accordingly.
2658 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
2659 (vectorizable_mask_load_store): Likewise. Also record the
2660 offset dt and vectype in the gather_scatter_info.
2661 (vectorizable_store): Likewise.
2662 (vectorizable_load): Likewise.
2664 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2666 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
2667 strided groups, use the cost of N scalar accesses instead
2668 of ncopies vector accesses.
2669 (vect_model_load_cost): Likewise.
2671 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2673 * tree-vect-stmts.c (vect_cost_group_size): Delete.
2674 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
2675 variable to indicate when once-per-group costs are being used.
2676 (vect_model_load_cost): Likewise. Fix comment and misindented code.
2678 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2680 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
2681 peeling-for-gaps condition.
2683 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2685 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2686 element to register if it doesn't match general_operand.
2688 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2689 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2691 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2693 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2694 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2695 (SIGNBIT): New mode iterator.
2696 (Fsignbit): New mode attribute.
2697 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2698 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2699 when direct moves are available.
2700 (signbit<mode>2_dm): New define_insn_and_split).
2701 (signbit<mode>2_dm2): New define_insn.
2703 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2705 PR rtl-optimization/71594
2706 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
2707 into subregs of appropriate mode before trying to emit a conditional
2710 2016-07-05 Jan Hubicka <jh@suse.cz>
2712 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
2713 (simple_iv): Use it.
2715 2016-07-05 Jan Hubicka <jh@suse.cz>
2717 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2719 2016-07-05 Jiong Wang <jiong.wang@arm.com>
2721 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
2724 2016-07-05 Jan Hubicka <jh@suse.cz>
2726 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
2729 2016-07-05 Richard Biener <rguenther@suse.de>
2731 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
2732 Handle empty else block.
2733 (is_feasible_trace): Likewise.
2734 (split_paths): Likewise.
2736 2016-07-05 Richard Biener <rguenther@suse.de>
2738 * tree-loop-distribution.c (distribute_loop): Fix issue with
2739 the cost model loop.
2741 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
2743 * config/arm/neon-testgen.ml: Delete.
2744 * config/arm/neon.ml: Delete.
2746 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2749 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2750 directly using TREE_PURPOSE.
2752 2016-07-04 Jiong Wang <jiong.wang@arm.com>
2754 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
2755 * config/aarch64/aarch64_neon.h: Likewise.
2756 * config/aarch64/arm_neon.h: Likewise.
2757 * config/aarch64/atomics.md: Likewise.
2758 * config/aarch64/aarch64-simd-builtins.def: Likewise.
2759 * doc/invoke.texi: Likewise.
2761 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2763 * config/s390/s390.md: Add "z13" cpu_facility.
2764 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
2765 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
2766 condition" type instructions.
2768 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2769 Jeff Law <law@redhat.com>
2771 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
2772 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2774 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2776 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
2777 permutation for TARGET_AVX512F.
2778 (ix86_expand_vec_one_operand_perm_avx512): New function.
2779 (expand_vec_perm_1): Invoke introduced function.
2780 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2781 it may be not valid after vectorization.
2783 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2786 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
2787 typo in comment. Only force to memory if it is a weak
2790 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
2791 Jiong Wang <jiong.wang@arm.com>
2793 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
2794 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
2795 (AARCH64_FL_F16): New.
2796 (AARCH64_FL_FOR_ARCH8_2): New.
2797 (AARCH64_ISA_8_2): New.
2798 (AARCH64_ISA_F16): New.
2799 (TARGET_FP_F16INST): New.
2800 (TARGET_SIMD_F16INST): New.
2801 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
2802 ("fp"): Disabling "fp" also disables "fp16".
2803 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
2804 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
2805 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
2806 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2808 2016-07-04 Jan Beulich <jbeulich@suse.com>
2810 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2812 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2815 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2816 the insns, use an insn form that does not adjust the offset on
2817 little endian systems.
2819 2016-07-01 Jan Beulich <jbeulich@suse.com>
2821 * varasm.c (get_variable_section): Validate initializer in
2822 named .bss-like sections.
2824 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2826 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2827 Exchange the order of the second and third operands in the vpermr
2828 instruction tmeplate.
2830 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2833 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2834 Disallow TDmode values.
2836 2016-07-01 Alan Modra <amodra@gmail.com>
2838 PR rtl-optimization/71709
2839 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2840 being set, not referenced.
2842 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2844 PR tree-optimization/70729
2845 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2846 of loop since it can be not valid after transformation.
2848 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2850 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2851 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2853 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2855 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2858 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2861 * config/rs6000/constraints.md (wY constraint): New constraint to
2862 match the requirements for the LXSD and STXSD instructions.
2863 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2864 predicate to match the requirements for the LXSD and STXSD
2866 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2867 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2868 to make sure that the bottom 2 bits of offset are 0, the address
2869 form is offsettable, and no updating is done in the address mode.
2870 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2871 (movdi_internal32): Likewise
2872 (movdi_internal64): Likewise.
2874 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2876 PR tree-optimization/71707
2877 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2878 strinfo even for ADDR_EXPR ptr.
2880 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2882 * config/rs6000/altivec.md (darn_32): Change the condition to
2883 TARGET_P9_MISC instead of TARGET_MODULO.
2884 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2885 condition expression.
2886 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2887 condition expression.
2888 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2889 (DFP_TEST): New code iterator.
2890 (dfptstsfi_<code>_mode>): New define_expand.
2891 (*dfp_sgnfcnc_<mode>): New define_insn.
2892 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2893 definition next to BU_P9_MISC_1 definition and change the MASK
2894 value to RS6000_BTM_P9_MISC.
2895 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2896 (BU_P9_64BIT_MISC_0): Likewise.
2897 (BU_P9_DFP_MISC_0): New macro definition.
2898 (BU_P9_DFP_MISC_1): New macro definition.
2899 (BU_P9_DFP_MISC_2): New macro definition.
2900 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2901 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2902 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2903 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2904 (TSTSFI_LT_TD): Likewise.
2905 (TSTSFI_EQ_DD): Likewise.
2906 (TSTSFI_EQ_TD): Likewise.
2907 (TSTSFI_GT_DD): Likewise.
2908 (TSTSFI_GT_TD): Likewise.
2909 (TSTSFI_OV_DD): Likewise.
2910 (TSTSFI_OV_TD): Likewise.
2911 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2912 (TSTSFI_LT_DD): Likewise.
2913 (TSTSFI_LT_TD): Likewise.
2914 (TSTSFI_EQ): Likewise.
2915 (TSTSFI_EQ_DD): Likewise.
2916 (TSTSFI_EQ_TD): Likewise.
2917 (TSTSFI_GT): Likewise.
2918 (TSTSFI_GT_DD): Likewise.
2919 (TSTSFI_GT_TD): Likewise.
2920 (TSTSFI_OV): Likewise.
2921 (TSTSFI_OV_DD): Likewise.
2922 (TSTSFI_OV_TD): Likewise.
2923 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2924 overloaded test significance functions.
2925 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2926 OPTION_MASK_P9_MISC into the representation of this mask.
2927 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2929 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2930 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2932 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2933 argument is a 6-bit unsigned literal value if the icode argument
2934 represents a DFP test significance built-in call.
2935 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2936 flag used independently and in combination with the
2937 RS6000_BTM_64BIT flag.
2938 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2939 (rs6000_builtin_mask_names): Add entry for power9-misc
2940 command-line option.
2941 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2942 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2943 RS6000_BTM_P9_MISC macros.
2944 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2945 option and change the description of the -mpower9-vector option to
2946 enable only vector instructions, removing its erroneously claimed
2947 support for scalar instructions.
2948 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2949 the ISA 3.0 digital floating point test significance built-in
2952 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
2954 * config/aarch64/aarch64.c (cortexa35_tunings):
2955 Enable AES fusion. Use cortexa57_branch_cost.
2956 (cortexa53_tunings): Use cortexa57_branch_cost.
2957 (cortexa72_tunings): Use cortexa57_branch_cost.
2958 Use AUTOPREFETCHER_WEAK.
2959 (cortexa73_tunings): Use cortexa57_branch_cost.
2961 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2962 James Greenhalgh <james.greenhalgh@arm.com>
2964 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
2965 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
2966 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
2967 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
2968 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
2969 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
2970 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
2971 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
2972 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
2973 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
2974 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
2975 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
2976 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
2979 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
2980 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2982 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2984 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2986 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2989 * gcc.c (driver::build_option_suggestions): Pass "option" to
2990 add_misspelling_candidates.
2991 * opts-common.c (add_misspelling_candidates): Add "option" param;
2992 use it to avoid adding negated forms for options marked with
2994 * opts.h (add_misspelling_candidates): Add "option" param.
2996 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2999 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
3000 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
3001 first when permuting bitwise operation with rotate. Cast
3002 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
3004 2016-06-29 David Malcolm <dmalcolm@redhat.com>
3006 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
3007 for misspelled param names.
3008 * params.c: Include spellcheck.h.
3009 (find_param_fuzzy): New function.
3010 * params.h (find_param_fuzzy): New prototype.
3011 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
3012 * spellcheck.h (struct edit_distance_traits<const char *>):
3015 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3017 * config/rs6000/predicates.md (const_0_to_7_operand): New
3018 predicate, recognize 0..7.
3019 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3020 support for doing extracts from V16QImode, V8HImode, V4SImode
3022 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
3023 vector extract support.
3024 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
3025 for ISA 3.0 vector extract.
3026 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
3027 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
3028 extracts of a constant element number from small integer vectors
3029 on 64-bit ISA 3.0 systems.
3030 (vsx_extract_<mode>_di): Likewise.
3031 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
3032 say when we can do ISA 3.0 vector extracts.
3033 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
3034 registers, using the stxsiwx instruction.
3036 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
3038 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
3039 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
3040 qdf24xx_regmove_cost, qdf24xx_tunings): New.
3041 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
3042 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
3043 * config/arm/arm.c (arm_qdf24xx_tune): New.
3045 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
3047 * config/aarch64/aarch64.c (cortexa53_tunings):
3048 Increase loop alignment to 8. Set function alignment to 16.
3049 (cortexa35_tunings): Likewise.
3050 (cortexa57_tunings): Increase loop alignment to 8.
3051 (cortexa72_tunings): Likewise.
3052 (cortexa73_tunings): Likewise.
3054 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
3056 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
3057 for arm_fp16_ok and arm_fp16_hw.
3058 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
3059 arm_fp16_alternative.
3061 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
3063 PR tree-optimization/71655
3064 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
3065 types when swapping operands.
3067 2016-06-29 Martin Liska <mliska@suse.cz>
3070 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
3071 * ipa-inline-transform.c (inline_call): Remove unnecessary call
3072 of build_optimization_node.
3074 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
3076 PR tree-optimization/70729
3077 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
3078 independent in loops having positive safelen value.
3079 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
3080 it may be not valid after vectorization.
3082 2016-06-29 Jakub Jelinek <jakub@redhat.com>
3084 PR tree-optimization/71625
3085 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
3086 is sorted by ascending list->offset. If PTR is non-NULL and there is
3087 previous strinfo, call get_stridx_plus_constant.
3088 (get_stridx): Pass exp as second argument to get_addr_stridx.
3089 (addr_stridxptr): Add missing list = list->next, so that there can be
3090 more than one entries in the list. Bump limit from 16 to 32. Ensure
3091 the list is sorted by ascending list->offset.
3092 (get_stridx_plus_constant): Adjust so that it can be also called with
3093 ADDR_EXPR instead of SSA_NAME as PTR.
3094 (handle_char_store): Pass NULL_TREE as second argument to
3097 2016-06-29 Richard Biener <rguenther@suse.de>
3099 PR rtl-optimization/68961
3100 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
3102 2016-06-29 Richard Biener <rguenther@suse.de>
3105 * alias.c (component_uses_parent_alias_set_from): Handle
3106 type punning through union accesses by using the union alias set.
3107 * gimple.c (gimple_get_alias_set): Remove union type punning case.
3109 2016-07-29 Richard Biener <rguenther@suse.de>
3111 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
3112 precision not matching mode precision.
3114 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
3116 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
3117 pa_output_arg_descriptor.
3118 (call_val_symref_64bit_post_reload): Likewise.
3119 (call_val_powf_64bit_post_reload): Likewise.
3120 (sibcall_internal_symref_64bit): Likewise.
3121 (sibcall_value_internal_symref_64bit): Likewise.
3123 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3126 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
3127 a constant, force its SUBREG_REG into memory or register instead
3130 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3133 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
3134 * doc/invoke.texi (AVR Options): Document it.
3136 2016-06-28 Walter Lee <walt@tilera.com>
3138 * config/tilegx/linux.h: Do not include arch/icache.h
3139 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3140 * config/tilepro/linux.h: Do not include arch/icache.h
3141 (CLEAR_INSN_CACHE): Provide inlined definition directly.
3143 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
3145 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
3146 for big-endian BIT_FIELD_REF.
3148 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
3150 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
3151 ('size' attribute): Add '128'.
3153 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
3154 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
3155 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
3156 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
3157 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
3158 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
3159 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
3160 *trunc<mode>df2_odd): Set size attribute to '128'.
3161 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
3162 * config/rs6000/power6.md (power6-fp): Include dfp type.
3163 * config/rs6000/power7.md (power7-fp): Likewise.
3164 * config/rs6000/power8.md (power8-fp): Likewise.
3165 * config/rs6000/power9.md: New file.
3166 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
3167 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
3168 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
3170 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
3171 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3172 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
3173 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
3174 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
3175 dfp_dscri_<mode>): Change type attribute to dfp.
3176 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
3177 attribute to vecsimple.
3178 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
3179 and prefetch streams.
3180 (rs6000_option_override_internal): Remove temporary code setting
3181 tuning to power8. Don't set rs6000_sched_groups for power9.
3182 (last_scheduled_insn): Change to rtx_insn *.
3183 (divide_cnt, vec_load_pendulum): New variables.
3184 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
3185 (rs6000_issue_rate): Set issue rate for Power9.
3186 (is_power9_pairable_vec_type): New.
3187 (power9_sched_reorder2): New.
3188 (rs6000_sched_reorder2): Call new function for Power9 specific
3190 (insn_must_be_first_in_group): Remove Power9.
3191 (insn_must_be_last_in_group): Likewise.
3192 (force_new_group): Likewise.
3193 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
3194 Initialize divide_cnt/vec_load_pendulum.
3195 (_rs6000_sched_context, rs6000_init_sched_context,
3196 rs6000_set_sched_context): Handle context save/restore of new
3199 2016-06-28 Richard Biener <rguenther@suse.de>
3201 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
3202 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
3203 COMPONENT_REF operand.
3204 (nonoverlapping_component_refs_p): Likewise.
3205 * stor-layout.c (start_bitfield_representative): Mark
3206 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
3208 2016-06-28 Jakub Jelinek <jakub@redhat.com>
3210 * Makefile.in: Don't cat ../stage_current if it does not exist.
3212 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
3213 last argument is a bit-field.
3215 PR rtl-optimization/71673
3216 * internal-fn.c (expand_arith_overflow_result_store): Use
3217 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
3218 expand_simple_binop.
3221 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
3222 expand_ifn_atomic_compare_exchange): New functions.
3223 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
3224 * tree.h (build_call_expr_internal_loc): Rename to ...
3225 (build_call_expr_internal_loc_array): ... this. Fix up type of
3227 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
3228 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
3229 ATOMIC_COMPARE_EXCHANGE result.
3230 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
3231 * gimple-fold.h (optimize_atomic_compare_exchange_p,
3232 fold_builtin_atomic_compare_exchange): New prototypes.
3233 * gimple-fold.c (optimize_atomic_compare_exchange_p,
3234 fold_builtin_atomic_compare_exchange): New functions..
3235 * tree-ssa.c (execute_update_addresses_taken): If
3236 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
3237 of call when finding addressable vars, and if such var becomes
3238 non-addressable, call fold_builtin_atomic_compare_exchange.
3240 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
3243 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
3244 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
3246 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
3248 * config/rs6000/rs6000.md ('type' attribute): Add
3249 veclogical,veccmpfx,vecexts,vecmove insn types.
3250 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
3251 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
3252 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
3253 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
3254 *nabs<mode>2_hw): Change type to vecmove.
3255 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
3256 *boolcc<mode>3_internal, *eqv<mode>3_internal,
3257 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
3258 *ieee_128bit_vsx_abs<mode>2_internal,
3259 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
3260 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
3261 *ieee128_mtvsrd_32bit): Change type to veclogical.
3262 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
3263 *movdi_internal32, *movdi_internal64): Update insn types.
3264 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
3265 vsx_extract_<mode>): Change type to veclogical.
3266 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
3267 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
3268 *vsx_sign_extend_si_v2di): Change type to vecexts.
3269 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
3271 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
3272 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
3273 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
3274 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
3275 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3276 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
3277 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
3278 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
3279 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
3280 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
3281 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
3282 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
3283 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
3284 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
3285 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
3286 (ppc7450-vecsimple): Add veclogical, vecmove.
3287 (ppc7450-veccmp): Add veccmpfx.
3288 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
3290 (ppc8540_vector_compare): Add veccmpfx.
3291 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
3292 * config/rs6000/cell.md (cell-fp): Add fpsimple.
3293 (cell-vecsimple): Add veclogical, vecmove.
3294 (cell-veccmp): Add veccmpfx.
3295 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
3296 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
3298 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
3299 * config/rs6000/power4.md (power4-fp): Add fpsimple.
3300 (power4-vecsimple): Add veclogical, vecmove.
3301 (power4-veccmp): Add veccmpfx.
3302 * config/rs6000/power5.md (power5-fp): Add fpsimple.
3303 * config/rs6000/power6.md (power6-fp): Add fpsimple.
3304 (power6-vecsimple): Add veclogical, vecmove.
3305 (power6-veccmp): Add veccmpfx.
3306 * config/rs6000/power7.md (power7-fp): Add fpsimple.
3307 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
3308 * config/rs6000/power8.md (power8-fp): Add fpsimple.
3309 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
3310 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
3311 * config/rs6000/titan.md (titan_fp): Add fpsimple.
3312 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
3314 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
3316 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
3319 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3320 OPTION_MASK_P9_DFORM_VECTOR.
3321 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
3322 disable -mpower9-dform-vector when using reload.
3323 (quad_address_p): Remove 'gpr_p' argument and all associated code.
3324 New 'strict' argument. Update all callers. Add strict addressing
3326 (rs6000_legitimate_offset_address_p): Remove call to
3327 virtual_stack_registers_memory_p.
3328 (rs6000_legitimize_reload_address): Add quad address support.
3329 (rs6000_legitimate_address_p): Move call to quad_address_p above
3330 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
3331 to account for new strict usage.
3332 (rs6000_output_move_128bit): Adjust quad_address_p args to account
3333 for new strict usage.
3334 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
3336 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.c (ix86_spill_class): Disable condition to
3344 always return NO_REGS.
3346 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
3348 * predict.c: Include gimple-pretty-print.h
3349 (predicted_by_loop_heuristics_p): Check also
3350 PRED_LOOP_EXIT_WITH_RECURSION
3351 (predict_loops): Find self recursive calls and use special purpose
3352 predictors for them; dump log about decisions.
3353 (pass_profile::execute): Dump info about #of iterations.
3354 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
3355 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
3357 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
3359 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
3360 output_asm_insn calls and shorten long lines. Output .CALL
3361 argument descriptor using pa_output_arg_descriptor. Add various
3362 inline $$dyncall and other optimizations.
3363 (pa_attr_length_indirect_call): Adjust ordering and lengths.
3365 2016-06-25 Jakub Jelinek <jakub@redhat.com>
3367 PR tree-optimization/71643
3368 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
3371 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
3372 leak a bitmap if dep_bb is NULL.
3374 PR tree-optimization/71631
3375 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
3376 to rewrite_expr_tree even if negate_result, move new_lhs var
3377 declaration and initialization earlier, for powi_result set afterwards
3378 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
3379 if new_lhs != lhs, and don't shadow gsi var.
3381 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3383 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
3384 Add in_loop parameter.
3385 (predict_loops): Add loop guard heuristics.
3386 * predict.def (PRED_LOOP_GUARD): New heuristics.
3388 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
3390 * predict.c: Include ipa-utils.h
3391 (tree_bb_level_prediction): Predict recursive calls.
3392 (tree_estimate_probability_bb): Skip inexpensive calls for call
3394 * predict.def (PRED_RECURSIVE_CALL): New.
3396 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3398 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
3399 (BU_FLOAT128_1): Likewise.
3401 (COPYSIGNQ): Likewise.
3402 (RS6000_BUILTIN_NANQ): Likewise.
3403 (RS6000_BUILTIN_NANSQ): Likewise.
3404 (RS6000_BUILTIN_INFQ): Likewise.
3405 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
3406 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
3407 (TARGET_FOLD_BUILTIN): New #define.
3408 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
3409 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
3410 (rs6000_fold_builtin): New target hook implementation, handling
3411 folding of 128-bit NaNs and infinities.
3412 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
3413 entries are filled in to avoid problems during bootstrap
3414 self-test; define builtins for 128-bit NaNs and infinities.
3415 (rs6000_opt_mask): Add entry for float128.
3416 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
3417 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
3418 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
3419 (const_str_type_node): New #define.
3420 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
3421 to a define_expand that dispatches to either copysign<mode>3_soft
3422 or copysign<mode>3_hard.
3423 (copysign<mode>3_hard): Rename from copysign<mode>3.
3424 (copysign<mode>3_soft): New define_insn.
3425 * doc/extend.texi: Document new builtins.
3427 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3429 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
3430 PRIu64 instead of lu.
3432 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
3435 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
3438 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3440 PR tree-optimization/71647
3441 * omp-low.c (lower_rec_input_clauses): Convert
3442 omp_clause_aligned_alignment (c) to size_type_node for the
3443 last argument of __builtin_assume_aligned.
3445 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
3447 * configure.ac (calling ___tls_get_addr via GOT): New
3448 assembler/linker check.
3449 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
3450 assembler and linker supports calling ___tls_get_addr via GOT.
3451 Otherise, defined to 0.
3452 * config.in: Regenerated.
3453 * configure: Likewise.
3454 * config/i386/constraints.md (Yb): New constraint.
3455 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
3456 (REG_CLASS_NAMES): Likewise.
3457 (REG_CLASS_CONTENTS): Likewise.
3458 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
3459 the b constraint with the Yb constraint. Call ___tls_get_addr
3460 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
3462 (*tls_local_dynamic_base_32_gnu): Likewise.
3463 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
3464 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
3465 (*tls_local_dynamic_base_64_<mode>): Likewise.
3467 2016-06-24 Martin Liska <mliska@suse.cz>
3469 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
3470 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
3472 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
3473 argument to true if the expected number of iterations is
3476 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
3478 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
3479 assemble for 32bit target.
3480 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
3481 and $ld_ix86_gld_32_opt to link for 32bit target.
3482 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
3483 * configure: Regenerate.
3485 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3487 * config/arm/arm.c (int_log2): Delete definition and prototype.
3488 (shift_op): Use exact_log2 instead of int_log2.
3489 (vfp3_const_double_for_fract_bits): Likewise.
3491 2016-06-24 Jakub Jelinek <jakub@redhat.com>
3493 * internal-fn.c (expand_arith_set_overflow): New function.
3494 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
3496 (expand_arith_overflow_result_store): Likewise. Handle precision
3497 smaller than mode precision.
3498 * tree-vrp.c (extract_range_basic): For imag part, handle
3499 properly signed 1-bit precision result.
3500 * doc/extend.texi (__builtin_add_overflow): Document that last
3501 argument can't be pointer to enumerated or boolean type.
3502 (__builtin_add_overflow_p): Document that last argument can't
3503 have enumerated or boolean type.
3505 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3506 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3508 * config/rs6000/predicates.md (splat_input_operand): Rework.
3509 Don't allow constants, since the insns that use this predicate
3510 don't support constants. Constants are handled by other insns
3511 that are created via combine. During and after register
3512 allocation, only allow indexed or indirect addresses, and not
3513 general addresses. Only allow modes supported by the hardware.
3514 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
3515 comment. Move check for using VSPLTIS<x> to a common location,
3516 instead of doing it in two different places.
3518 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
3520 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3521 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
3522 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
3523 signature_CENTAUR_ebx.
3525 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
3529 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
3530 (as_ix86_gas_32_opt): This.
3531 (ld_ix86_tls_ldm_opt): Renamed to ...
3532 (ld_ix86_gld_32_opt): This.
3533 (R_386_TLS_LDM reloc): Updated.
3534 (R_386_GOT32X reloc): New assembler/linker check.
3535 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
3536 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
3538 * config.in: Regenerated.
3539 * configure: Likewise.
3540 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
3541 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
3542 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
3543 if ix86_force_load_from_GOT_p returns true.
3544 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
3545 ix86_force_load_from_GOT_p returns true.
3546 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
3547 the external function address via the GOT slot.
3548 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
3549 HAVE_AS_IX86_GOT32X before returning false.
3550 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
3551 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
3553 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
3555 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
3557 2016-06-23 Andi Kleen <ak@linux.intel.com>
3559 * Makefile.in: Regenerate.
3560 * doc/install.texi: Document autoprofiledbootstrap.
3562 2016-06-23 Andi Kleen <ak@linux.intel.com>
3564 * config/i386/gcc-auto-profile: New file.
3566 2016-06-23 Martin Liska <mliska@suse.cz>
3569 * predict.c (predict_loops): Revert the hunk that was removed
3572 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
3574 * config.gcc: Add support for arm*-*-phoenix* targets.
3575 * config/arm/t-phoenix: New.
3576 * config/phoenix.h: New.
3578 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
3579 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
3583 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
3584 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
3585 ix86_force_load_from_GOT_p returns true.
3586 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
3587 ix86_force_load_from_GOT_p returns true.
3588 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
3589 ix86_force_load_from_GOT_p returns true.
3590 (ix86_expand_move): Load the external function address via the
3591 GOT slot if ix86_force_load_from_GOT_p returns true.
3592 * config/i386/predicates.md (x86_64_immediate_operand): Return
3593 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
3594 (x86_64_zext_immediate_operand): Ditto.
3596 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
3600 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3603 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
3604 * diagnostic.c (pedwarn_at_rich_loc): New function.
3605 * spellcheck.h (best_match::best_match): Add a
3606 "best_distance_so_far" optional parameter.
3607 (best_match::set_best_so_far): New method.
3608 (best_match::get_best_distance): New accessor.
3609 (best_match::get_best_candidate_length): New accessor.
3611 2016-06-22 Nick Clifton <nickc@redhat.com>
3613 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
3614 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
3615 modes are accepted as well.
3616 (ucompare_loc_descriptor): Likewise.
3617 (minmax_loc_descriptor): Likewise.
3618 (clz_loc_descriptor): Likewise.
3619 (popcount_loc_descriptor): Likewise.
3620 (bswap_loc_descriptor): Likewise.
3621 (rotate_loc_descriptor): Likewise.
3622 (mem_loc_descriptor): Likewise.
3623 (loc_descriptor): Likewise.
3625 2016-06-22 David Malcolm <dmalcolm@redhat.com>
3627 * common.opt (fdiagnostics-parseable-fixits): New option.
3628 * diagnostic.c: Include "selftest.h".
3629 (print_escaped_string): New function.
3630 (print_parseable_fixits): New function.
3631 (diagnostic_report_diagnostic): Call print_parseable_fixits.
3632 (selftest::assert_print_escaped_string): New function.
3633 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
3634 (selftest::test_print_escaped_string): New function.
3635 (selftest::test_print_parseable_fixits_none): New function.
3636 (selftest::test_print_parseable_fixits_insert): New function.
3637 (selftest::test_print_parseable_fixits_remove): New function.
3638 (selftest::test_print_parseable_fixits_replace): New function.
3639 (selftest::diagnostic_c_tests): New function.
3640 * diagnostic.h (struct diagnostic_context): Add field
3641 "parseable_fixits_p".
3642 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3643 -fdiagnostics-parseable-fixits.
3644 (-fdiagnostics-parseable-fixits): New option.
3645 * opts.c (common_handle_option): Handle
3646 -fdiagnostics-parseable-fixits.
3647 * selftest-run-tests.c (selftest::run_tests): Call
3648 selftest::diagnostic_c_tests.
3649 * selftest.h (selftest::diagnostic_c_tests): New prototype.
3651 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
3653 PR tree-optimization/71488
3654 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
3655 comparison of boolean vectors.
3656 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
3657 of boolean vectors using bitwise operations.
3659 2016-06-22 Andreas Schwab <schwab@suse.de>
3661 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
3664 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3666 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3668 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
3670 * config/i386/i386.c (print_reg): Emit an error message on attempt to
3673 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3675 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
3676 * config/arm/arm-cores.def (cortex-a73): New entry.
3677 (cortex-a73.cortex-a35): Likewise.
3678 (cortex-a73.cortex-a53): Likewise.
3679 * config/arm/arm-tables.opt: Regenerate.
3680 * config/arm/arm-tune.md: Likewise.
3681 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
3682 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3683 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
3684 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3685 * doc/invoke.texi (ARM Options): Document cortex-a73,
3686 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
3688 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3690 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
3691 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
3692 (cortex-a73.cortex-a35): Likewise.
3693 (cortex-a73.cortex-a53): Likewise.
3694 * config/aarch64/aarch64-tune.md: Regenerate.
3695 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
3696 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
3699 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3701 * configure.ac (gcc_cv_as_compress_debug): Remove
3702 --compress-debug-sections as extra as switch.
3703 Handle gas --compress-debug-sections=type.
3704 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
3705 Handle gld --compress-debug-sections=type.
3706 * configure: Regenerate.
3708 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
3710 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
3712 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
3714 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
3715 (do_rewrite): likewise.
3717 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3719 * common/config/mep/mep-common.c: Remove.
3720 * config.gcc: Remove mep-* support.
3721 * config/mep/constraints.md: Remove.
3722 * config/mep/default.h: Remove.
3723 * config/mep/intrinsics.h: Remove.
3724 * config/mep/intrinsics.md: Remove.
3725 * config/mep/ivc2-template.h: Remove.
3726 * config/mep/mep-c5.cpu: Remove.
3727 * config/mep/mep-core.cpu: Remove.
3728 * config/mep/mep-default.cpu: Remove.
3729 * config/mep/mep-ext-cop.cpu: Remove.
3730 * config/mep/mep-intrin.h: Remove.
3731 * config/mep/mep-ivc2.cpu: Remove.
3732 * config/mep/mep-pragma.c: Remove.
3733 * config/mep/mep-protos.h: Remove.
3734 * config/mep/mep.c: Remove.
3735 * config/mep/mep.cpu: Remove.
3736 * config/mep/mep.h: Remove.
3737 * config/mep/mep.md: Remove.
3738 * config/mep/mep.opt: Remove.
3739 * config/mep/predicates.md: Remove.
3740 * config/mep/t-mep: Remove.
3741 * doc/install.texi: Remove mep-* documentation.
3742 * doc/md.texi: Likewise.
3744 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3746 * config.gcc: Remove support for avr-rtems.
3747 * config/avr/gen-avr-mmcu-specs.c: Likewise.
3748 * config/avr/rtems.h: Remove.
3749 * config/avr/t-rtems: Remove.
3751 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3753 * config.gcc: Remove m32r-rtems support.
3754 * config/m32r/rtems.h: Remove.
3756 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3758 * config.gcc: Remove h8300-rtems support.
3759 * config/h8300/rtems.h: Remove.
3760 * config/h8300/t-rtems: Remove.
3762 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3764 * config.gcc: Remove support for knetbsd.
3765 * configure.ac: Likewise.
3766 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
3767 * config/knetbsd-gnu.h: Remove.
3768 * configure: Regenerate.
3770 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3772 * config.gcc: Remove support for openbsd 2 and 3.
3773 * config/openbsd-oldgas.h: Remove.
3775 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3777 * config.gcc: Remove interix support.
3778 * config/i386/i386-interix.h: Remove.
3779 * config/i386/interix.opt: Remove.
3780 * config/i386/t-interix: Remove.
3781 * configure: Regenerate.
3782 * configure.ac: Remove interix support.
3783 * doc/install.texi: Remove interix documentation.
3785 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3787 * config/rs6000/rs6000.h: Add conditional preprocessing directives
3788 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
3791 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3793 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
3794 they are both PLACEHOLDER_EXPRs.
3796 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3798 * stor-layout.c (layout_type): Move setting complex MODE to
3799 layout_type, instead of setting it ahead of time by the caller.
3800 * tree.c (build_complex_type): Likewise.
3802 2016-06-21 Martin Liska <mliska@suse.cz>
3804 * predict.c (force_edge_cold): Replace imposisble with
3807 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3809 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
3810 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
3812 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3814 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
3816 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
3817 Ilya Enkovich <ilya.enkovich@intel.com>
3820 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3821 New member function to convert V1TImode register to SUBREG
3822 TImode in debug insn.
3823 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3824 after changing register mode to V1TImode.
3826 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3828 * config/aarch64/aarch64-cores.def (vulcan): New core.
3829 * config/aarch64/aarch64-tune.md: Regenerate.
3830 * doc/invoke.texi: Document vulcan as an available option.
3832 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3834 * cse.c (canon_asm_operands): New function extracted from...
3835 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3836 either standalone or member of a PARALLEL.
3838 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3841 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3842 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3843 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3845 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3848 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3849 constant addresses if can_create_pseudo_p.
3851 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3853 PR tree-optimization/71588
3854 * tree-ssa-strlen.c (valid_builtin_call): New function.
3855 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3858 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3861 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3862 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3863 for conversion of scalar user var to complex type and use the
3864 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3867 PR rtl-optimization/71591
3868 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3869 don't run any tests.
3871 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3874 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3875 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3876 space for PIC with non-v32 and the common non-PIC "jump".
3878 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3881 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3882 returned values and add UN*/LTGT/*ORDERED cases with values matching
3883 D operand modifier on vcmp for AVX.
3885 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3887 * config/aarch64/aarch64.opt
3888 (mpc-relative-literal-loads): Rename internal option name.
3889 * config/aarch64/aarch64.c
3890 (aarch64_nopcrelative_literal_loads): Rename to
3891 aarch64_pcrelative_literal_loads.
3892 (aarch64_expand_mov_immediate): Likewise.
3893 (aarch64_secondary_reload): Likewise.
3894 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3895 (aarch64_override_options_after_change_1): Rename and simplify logic.
3896 (aarch64_classify_symbol): Merge large model checks into switch,
3897 remove pc-relative load check.
3899 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3901 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3902 costs relative to the cost of a register move.
3904 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3906 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3907 (vcvt_n_f64_u64): Likewise.
3908 (vcvt_n_s64_f64): Likewise.
3909 (vcvt_n_u64_f64): Likewise.
3910 (vcvt_f64_s64): Likewise.
3911 (vrecpe_f64): Likewise.
3912 (vcvt_f64_u64): Likewise.
3913 (vrecps_f64): Likewise.
3915 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3917 * config/aarch64/aarch64.md
3918 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
3920 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
3922 * config/aarch64/aarch64-builtins.c
3923 (aarch64_types_binop_uss_qualifiers): Delete.
3924 (TYPES_BINOP_USS): Likewise.
3925 (aarch64_types_binop_sus_qualifiers): Likewise.
3926 (TYPES_BINOP_SUS): Likewise.
3927 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
3928 (TYPES_FCVTIMM_SUS): Likewise.
3929 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
3931 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
3932 (fcvtzs): Use SHIFTIMM rather than BINOP.
3933 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
3935 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3937 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
3938 costs relative to the cost of a register move.
3940 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3942 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
3943 Allow scalar/single vector modes to be tieable.
3945 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3947 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
3949 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3951 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
3953 * tree.h (TYPE_ALIGN): Likewise.
3955 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3958 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
3960 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3962 * config/avr/avr.c (avr_print_operand): Fix "format not a string
3963 literal" build warnings.
3964 (avr_print_operand_address): Dito.
3966 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
3969 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
3970 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
3972 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
3974 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
3976 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
3979 * reload1.c (reload): Pass 0 to finish_spills when called because
3980 update_eliminables_and_spill returns true and remove did_spill.
3981 (finish_spills): Adjust comment and document GLOBAL parameter.
3983 2016-06-17 DJ Delorie <dj@redhat.com>
3986 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
3987 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
3988 (umulqihi3_virt): Likewise.
3989 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
3990 (umulqihi3_real): Likewise.
3992 2016-06-17 Martin Liska <mliska@suse.cz>
3994 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
3996 2016-06-17 Martin Liska <mliska@suse.cz>
3998 * predict.def: PRED_LOOP_EXIT from 92 to 85.
4000 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
4002 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
4004 (vaddq_f32): Likewise.
4005 (vmul_f32): Likewise.
4006 (vmulq_f32): Likewise.
4007 (vsub_f32): Likewise.
4008 (vsubq_f32): Likewise.
4010 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4012 PR tree-optimization/71347
4013 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
4014 cost for all uses in group.
4016 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4018 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
4019 insert gimple seq if it's not empty.
4021 2016-06-17 Bin Cheng <bin.cheng@arm.com>
4023 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
4025 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
4027 (comp_dr_with_seg_len_pair): Ditto.
4028 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
4029 struct dr_with_seg_len_pair against DR_OFFSET.
4030 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
4033 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
4035 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
4037 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
4039 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
4040 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
4041 (pa_output_millicode_call): Likewise.
4042 (pa_output_call): Likewise.
4043 (pa_output_indirect_call): Likewise.
4044 (pa_asm_output_mi_thunk): Likewise.
4046 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4048 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
4050 2016-06-16 Martin Liska <mliska@suse.cz>
4052 * predict.c (combine_predictions_for_insn): When we find a first
4053 match predictor, we should consider just predictors with
4054 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
4055 DS theory predictor.
4056 (combine_predictions_for_bb): Likewise.
4058 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4060 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
4061 with base of reference to struct.
4063 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4065 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
4067 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4070 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
4071 progmem_swtable_section.
4072 (progmem_swtable_section): Remove.
4073 (avr_asm_function_rodata_section): Remove.
4074 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4075 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
4077 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
4079 * config/i386/driver-i386.c (host_detect_local_cpu): Set
4080 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
4081 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
4082 signature_CENTAUR_ebx.
4083 * config/i386/i386.c (ix86_option_override_internal): Add
4084 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
4085 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
4086 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
4088 2016-06-16 Martin Liska <mliska@suse.cz>
4090 * predict.def: Add fortran loop preheader predictor.
4091 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
4092 fold IFN_BUILTIN_EXPECT with a known constant argument.
4094 2016-06-16 Martin Liska <mliska@suse.cz>
4096 * predict.def: Add 'Fortran' to display text of all
4097 PRED_FORTRAN_* predictors.
4099 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
4102 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
4103 [IA64_BUILTIN_NANSQ]: Ditto.
4104 (ia64_fold_builtin): New function.
4105 (TARGET_FOLD_BUILTIN): New define.
4106 (ia64_init_builtins) Declare const_string_type node.
4107 Add __builtin_nanq and __builtin_nansq builtin functions.
4108 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
4110 2016-06-16 Nick Clifton <nickc@redhat.com>
4112 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
4113 MSP430_HWMULT_ prefix to enum values.
4114 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
4115 * config/msp430/msp430.c: Update use of enum values.
4116 * config/msp430/msp430.md: Likewise.
4117 * config/msp430/msp430.opt: Likewise.
4119 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
4121 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
4122 of comparsions in the last iteration.
4124 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4125 Joern Rennecke <joern.rennecke@embecosm.com>
4127 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
4129 (arc_needs_pcl_p): Add GOTOFFPC.
4130 (arc_legitimate_pic_addr_p): Likewise.
4131 (arc_output_pic_addr_const): Likewise.
4132 (arc_legitimize_pic_address): Generate a pc-relative address using
4134 (arc_output_libcall): Use @pcl syntax.
4135 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
4136 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
4137 (*movsi_insn): Use @pcl syntax.
4138 (doloop_begin_i): Likewise.
4140 2016-06-16 Martin Liska <mliska@suse.cz>
4142 * predict.def: Define a new predictor.
4144 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
4146 * config/arc/arc.opt (mtp-regno): Update text.
4148 2016-06-16 Renlin Li <renlin.li@arm.com>
4150 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
4152 2016-06-16 Jakub Jelinek <jakub@redhat.com>
4155 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
4156 (setcc + and peephole2): Likewise.
4158 PR rtl-optimization/71532
4159 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
4162 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4164 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
4165 DImode constants with XXSPLTIB in vector registers.
4166 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
4167 vsx_extract_<mode>_internal{1,2} into a single insn that handles
4168 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
4169 extraction of the element at the top of the register as a scalar
4171 (vsx_extract_<mode>_internal1): Likewise.
4172 (vsx_extract_<mode>_internal2): Likewise.
4173 * config/rs6000/constraints.md (wi constraint): Remove a comment
4174 about DImode not being allowed in Altivec registers.
4175 (wB constraint): New constraint for constants that can be
4176 generated in Altivec registers with VSPLTISW/VUPKHSW.
4177 * config/rs6000/predicates.md (xxspltib_constant_split): Update
4179 (xxspltib_constant_nosplit): Likewise.
4180 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
4181 support for -mupper-regs-di to enable DImode to go into Altivec
4183 (POWERPC_MASKS): Likewise.
4184 (power7 cpu): Likewise.
4185 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
4186 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
4187 for DImode being allowed in Altivec registers. Update wi/wj
4188 constraints. Set scalar_in_vmx_p flag.
4189 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
4190 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
4191 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
4192 (rs6000_opt_masks): Add -mupper-regs-di.
4193 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
4194 direct move to use wi and not wj.
4196 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
4198 (floatunssi<mode>2_lfiwzx_mem): Likewise.
4199 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
4200 any VSX register, instead of just Altivec registers, to allow
4201 either operand to be an Altivec register or both.
4202 (fixuns_trunc<mode>di2_fctiduz): Likewise.
4203 (movdi_internal32): Add support for -mupper-regs-di. Add support
4204 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
4205 the alternatives and attributes to be lined up to be easier to
4207 (movdi_internal64): Likewise.
4208 (64-bit DImode splitters): Change predicates to only split loading
4209 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
4210 load constants in ISA 3.0 or ISA 2.07 respectively.
4211 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4212 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
4213 mention -mcpu=power9 sets these options.
4214 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
4217 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4220 * config/avr/avr.c (avr_set_current_function): Warn misspelled
4221 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
4222 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
4223 by default to warn misspelled interrupt/ signal handler.
4224 * doc/invoke.texi (AVR Options): Document it. Update description
4225 for -nodevicelib option.
4227 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4229 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
4230 up parentheses. Use GET_MODE_UNIT_BITSIZE.
4231 (aarch64_<sur>shll2_n<mode>): Likewise.
4233 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
4236 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
4237 DECL_CONTEXT for copied arguments.
4239 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4241 PR tree-optimization/71483
4242 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
4245 2016-06-15 Martin Liska <mliska@suse.cz>
4247 * predict.c (tree_predict_by_opcode): Call predict_edge_def
4248 instead of predict_edge w/o a probability.
4250 2016-06-15 Alan Hayward <alan.hayward@arm.com>
4252 PR tree-optimization/71439
4253 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
4256 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4258 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
4259 register subregs in SET_SRC.
4261 2016-06-15 Richard Biener <rguenther@suse.de>
4263 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
4266 2016-06-15 Richard Biener <rguenther@suse.de>
4268 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
4269 not consider dependences between accesses that belong to the
4271 (vect_analyze_data_ref_dependences): Do not analyze read-read
4272 or self-dependences.
4274 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4276 * spellcheck-tree.c: Include spellcheck-tree.h rather than
4278 (find_closest_identifier): Reimplement in terms of
4279 best_match<tree,tree>.
4280 * spellcheck-tree.h: New file.
4281 * spellcheck.c (struct edit_distance_traits<const char *>): New
4283 (find_closest_string): Reimplement in terms of
4284 best_match<const char *, const char *>.
4285 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
4286 overload to spellcheck-tree.h.
4287 (find_closest_identifier): Likewise.
4288 (struct edit_distance_traits<T>): New template.
4289 (class best_match): New class.
4291 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4293 * selftest-run-tests.c (selftest::run_tests): Call
4294 selftest::spellcheck_tree_c_tests.
4295 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
4296 * spellcheck-tree.c: Include selftest.h and stringpool.h.
4297 (selftest::test_find_closest_identifier): New function.
4298 (selftest::spellcheck_tree_c_tests): New function.
4299 * spellcheck.c (selftest::test_find_closest_string): Verify that
4300 the order of the vec does not affect the results for this case.
4301 (selftest::test_data): New array.
4302 (selftest::test_metric_conditions): New function.
4303 (selftest::spellcheck_c_tests): Add a test of case-comparison.
4304 Call selftest::test_metric_conditions.
4306 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4308 * config/rs6000/rs6000-builtin.def (commentary): Typo.
4309 (BU_P9_MISC_1): Likewise.
4310 (BU_P9_64BIT_MISC_0): Likewise.
4311 (BU_P9_MISC_0): Likewise.
4313 2016-06-14 David Malcolm <dmalcolm@redhat.com>
4315 * gcc-rich-location.c
4316 (gcc_rich_location::add_fixit_misspelled_id): New method.
4317 * gcc-rich-location.h
4318 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
4320 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
4322 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
4323 FreeBSD 11 and above.
4325 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
4327 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
4329 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4331 * expmed.h: Close parenthesis in "at your option" in copyright
4333 * lower-subreg.h: Likewise.
4335 2016-06-14 Richard Biener <rguenther@suse.de>
4338 * genmatch.c (expr::gen_transform): Use in_type for comparisons
4341 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4343 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
4345 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
4347 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
4349 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
4350 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
4352 2016-06-14 Richard Biener <rguenther@suse.de>
4354 PR tree-optimization/71522
4355 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
4356 copying into float copying.
4358 2016-06-14 Jakub Jelinek <jakub@redhat.com>
4360 PR tree-optimization/71520
4361 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
4362 (replace_block_by): Move user labels from bb1 to bb2.
4364 2016-06-14 Richard Biener <rguenther@suse.de>
4368 * expr.h (get_bit_range): Declare.
4369 * expr.c (get_bit_range): Export.
4370 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
4371 word_mode again to constrain the bitfield access.
4373 2016-06-14 Richard Biener <rguenther@suse.de>
4375 PR tree-optimization/71521
4376 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
4377 division int_const_binop against zero divisor.
4379 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4381 * config/i386/i386.md (signbittf2): New expander.
4382 * config/i386/sse.md (ptesttf2): New insn pattern.
4384 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4387 * input.c (selftest::test_reading_source_line): Avoid reading from
4388 __FILE__ by creating a tempfile with known content and reading
4391 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4393 * pretty-print.c (assert_pp_format_colored): Skip the test if
4395 (test_pp_format): Remove comment about GCC_COLORS.
4397 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4399 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
4400 * pretty-print.c (assert_pp_format_va): Add location param and use
4401 it with ASSERT_STREQ_AT.
4402 (assert_pp_format): Add location param and pass it to
4403 assert_pp_format_va.
4404 (assert_pp_format_colored): Likewise.
4405 (ASSERT_PP_FORMAT_1): New.
4406 (ASSERT_PP_FORMAT_2): New.
4407 (ASSERT_PP_FORMAT_3): New.
4408 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
4409 explicitly, or implicitly via the above macros.
4410 * selftest.c (selftest::pass): Use a selftest::location rather
4412 (selftest::fail): Likewise. Print the function name.
4413 (selftest::fail_formatted): Likewise.
4414 (selftest::assert_streq): Use a selftest::location rather than
4416 * selftest.h (selftest::location): New struct.
4417 (SELFTEST_LOCATION): New macro.
4418 (selftest::pass): Accept a const location & rather than file
4420 (selftest::fail): Likewise.
4421 (selftest::fail_formatted): Likewise.
4422 (selftest::assert_streq): Likewise.
4423 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
4424 (ASSERT_FALSE): Likewise.
4425 (ASSERT_EQ): Likewise.
4426 (ASSERT_NE): Likewise.
4427 (ASSERT_STREQ): Likewise.
4428 (ASSERT_PRED1): Likewise.
4429 (ASSERT_STREQ_AT): New macro.
4431 2016-06-13 David Malcolm <dmalcolm@redhat.com>
4433 * selftest.c (selftest::fail_formatted): New function.
4434 (selftest::assert_streq): New function.
4435 * selftest.h (selftests::fail_formatted): New decl.
4436 (selftest::assert_streq): New decl.
4437 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
4439 2016-06-13 Jeff Law <law@redhat.com>
4441 PR tree-optimization/71403
4442 * tree-ssa-threadbackward.c
4443 (convert_and_register_jump_thread_path): No longer accept reference
4444 to path. Do not pop items off the path anymore.
4445 (fsm_find_control_statement_thread_paths): Do not allow threading
4446 to a deeper loop nest. Pop the last item off the path here rather
4447 than in convert_and_register_jump_thread_path.
4449 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4450 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
4452 [AArch64] Emit division using the Newton series
4454 * config/aarch64/aarch64-protos.h
4455 (cpu_approx_modes): Add new member "division".
4456 (aarch64_emit_approx_div): Declare new function.
4457 * config/aarch64/aarch64.c
4458 (generic_approx_modes): New member "division".
4459 (exynosm1_approx_modes): Likewise.
4460 (xgene1_approx_modes): Likewise.
4461 (aarch64_emit_approx_div): Define new function.
4462 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
4463 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
4464 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
4465 * doc/invoke.texi (-mlow-precision-div): Describe new option.
4467 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4468 Wilco Dijkstra <wilco.dijkstra@arm.com>
4470 [AArch64] Emit square root using the Newton series
4472 * config/aarch64/aarch64-protos.h
4473 (aarch64_emit_approx_rsqrt): Replace with new function
4474 "aarch64_emit_approx_sqrt".
4475 (cpu_approx_modes): New member "sqrt".
4476 * config/aarch64/aarch64.c
4477 (generic_approx_modes): New member "sqrt".
4478 (exynosm1_approx_modes): Likewise.
4479 (xgene1_approx_modes): Likewise.
4480 (aarch64_emit_approx_rsqrt): Replace with new function
4481 "aarch64_emit_approx_sqrt".
4482 (aarch64_override_options_after_change_1): Handle new option.
4483 * config/aarch64/aarch64-simd.md
4484 (rsqrt<mode>2): Use new function instead.
4485 (sqrt<mode>2): New expansion and insn definitions.
4486 * config/aarch64/aarch64.md: Likewise.
4487 * config/aarch64/aarch64.opt
4488 (mlow-precision-sqrt): Add new option description.
4489 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
4491 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
4493 [AArch64] Add more choices for the reciprocal square root approximation
4495 Allow a target to prefer such operation depending on the operation mode.
4497 * config/aarch64/aarch64-protos.h
4498 (AARCH64_APPROX_MODE): New macro.
4499 (AARCH64_APPROX_{NONE,ALL}): Likewise.
4500 (cpu_approx_modes): New structure.
4501 (tune_params): New member "approx_modes".
4502 * config/aarch64/aarch64-tuning-flags.def
4503 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
4504 * config/aarch64/aarch64.c
4505 (generic_approx_modes): New core "cpu_approx_modes" structure.
4506 (exynosm1_approx_modes): Likewise.
4507 (xgene1_approx_modes): Likewise.
4508 (generic_tunings): New member "approx_modes".
4509 (cortexa35_tunings): Likewise.
4510 (cortexa53_tunings): Likewise.
4511 (cortexa57_tunings): Likewise.
4512 (cortexa72_tunings): Likewise.
4513 (exynosm1_tunings): Likewise.
4514 (thunderx_tunings): Likewise.
4515 (xgene1_tunings): Likewise.
4516 (use_rsqrt_p): New argument for the mode and use new member from
4518 (aarch64_builtin_reciprocal): Devise mode from builtin.
4519 (aarch64_optab_supported_p): New argument for the mode.
4520 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
4522 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4524 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
4525 RS6000_BTM_MODULO flag into the set of flags that are considered
4526 to be part of the common configuration.
4528 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
4530 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
4531 difference unsigned.
4532 (vec_absdb): New macro for vector absolute difference unsigned
4534 (vec_absdh): New macro for vector absolute difference unsigned
4536 (vec_absdw): New macro for vector absolute difference unsigned word.
4537 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
4538 (vadu<mode>3): New insn.
4539 (*p9_vadu<mode>3): New insn.
4540 * config/rs6000/rs6000-builtin.def (vadub): New built-in
4542 (vaduh): New built-in definition.
4543 (vaduw): New built-in definition.
4544 (vadu): New overloaded built-in definition.
4545 (vadub): New overloaded built-in definition.
4546 (vaduh): New overloaded built-in definition.
4547 (vaduw): New overloaded built-in definition.
4548 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4549 overloaded vector absolute difference unsigned functions.
4550 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4551 the ISA 3.0 vector absolute difference unsigned built-in functions.
4553 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
4555 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
4556 update shared_lookup_references only once after changing operands.
4558 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
4561 * tree-nested.c (convert_nonlocal_omp_clauses)
4562 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
4564 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
4565 * tree.def (CASE_LABEL_EXPR): Likewise.
4567 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4570 * input.c (test_builtins): Fix an assertion.
4572 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4574 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
4577 (isinf<mode>2): Ditto.
4579 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
4581 * ggc-tests.c (test_finalization): Only test need_finalization_p
4582 for GCC_VERSION >= 4003.
4584 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4586 * config/s390/vecintrin.h: Fix file description in comment.
4588 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4590 * config/s390/s390-builtin-types.def: Change builtin type naming
4591 scheme to match builtin-types.def.
4593 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
4595 * fold-const.c (optimize_minmax_comparison): Remove.
4596 (fold_comparison): Remove call to the above.
4597 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
4598 New transformations.
4600 2016-06-13 Alan Hayward <alan.hayward@arm.com>
4602 PR tree-optimization/71416
4603 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
4606 2016-06-13 Martin Liska <mliska@suse.cz>
4608 * predict.c (enum predictor_reason): Prefix enum with REASON_.
4609 (combine_predictions_for_insn): Likewise.
4610 (prune_predictions_for_bb): Likewise.
4611 (combine_predictions_for_bb): Likewise.
4613 2016-06-13 Richard Biener <rguenther@suse.de>
4615 PR tree-optimization/71505
4616 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
4617 assert match comment.
4619 2016-06-13 Marek Polacek <polacek@redhat.com>
4622 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
4623 gimplify_switch_expr.
4624 (warn_switch_unreachable_r): New function.
4626 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4629 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
4632 2016-06-13 Richard Biener <rguenther@suse.de>
4635 * fold-const.c (fold_unary_loc): Preserve alignment when
4636 folding a VIEW_CONVERT_EXPR into a MEM_REF.
4638 2016-06-13 Martin Liska <mliska@suse.cz>
4641 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
4642 w/ -fsanitize=bounds.
4644 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/i386.c (ix86_init_builtins): Calculate
4647 FLOAT128_FTYPE_CONST_STRING function type only once.
4648 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
4649 built-in functions are available for x86-32 and x86-64 targets.
4651 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
4656 (FLOAT128_FTYPE_CONST_STRING): New function type.
4657 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
4658 [IX86_BUILTIN_NANSQ]: Ditto.
4659 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4660 (ix86_init_builtin_types): Declare const_string_type_node.
4661 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
4663 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4664 * doc/extend.texi (x86 Built-in Functions): Document
4665 __builtin_nanq and __builtin_nansq.
4667 2016-06-11 Jiong Wang <jiong.wang@arm.com>
4670 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
4671 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
4672 length for pop patterns.
4673 (arm_attr_length_push_multi): Update comments.
4674 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
4676 (*pop_multiple_with_writeback_and_return): Likewise.
4677 (*pop_multiple_with_return): Likewise.
4679 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
4682 * fold-const.c (optimize_bit_field_compare): Don't try to use
4683 word_mode unconditionally for reading the bit field, look at
4684 DECL_BIT_FIELD_REPRESENTATIVE instead.
4686 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4689 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
4690 vector integer type.
4692 2016-06-10 Jakub Jelinek <jakub@redhat.com>
4695 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
4696 without LABEL_DECL, set *handled_ops_p to false instead of true.
4698 2016-06-10 Martin Sebor <msebor@redhat.com>
4701 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
4702 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
4703 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
4705 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
4706 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
4707 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
4708 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
4709 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
4710 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
4711 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
4712 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
4714 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4716 * config/arm/arm.h (pool_vector_label,
4717 return_used_this_function): Remove.
4719 2016-06-10 Jeff Law <law@redhat.com>
4721 PR tree-optimization/71335
4722 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
4723 zero length paths here.
4724 (convert_and_register_jump_thread_path): Remove hacks related to
4725 duplicated blocks in the jump thread path.
4726 (fsm_find_control_statement_thread_paths): Avoid putting the same
4727 block on the thread path twice, but ensure the thread path is
4728 unchanged from the caller's point of view.
4730 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4732 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4733 * predict.def (PRED_LOOP_BRANCH): Remove.
4735 2016-06-10 David Malcolm <dmalcolm@redhat.com>
4737 * Makefile.in (OBJS): Add ggc-tests.o.
4738 (GTFILES): Add ggc-tests.c.
4739 * ggc-tests.c: New file.
4740 * selftest-run-tests.c (selftest::run_tests): Call
4741 selftest::ggc_tests_c_tests.
4742 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
4744 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
4746 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
4748 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
4751 * varasm.c (place_block_symbol): Adjust alignment for asan protected
4752 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
4754 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4756 * profile.c: Include cfgloop.h.
4757 (branch_prob): Compute estimated number of iterations.
4758 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4759 recompute estimate number of iterations from profile.
4761 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4764 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
4765 must be grouped on top of stack. Don't force early clobber
4766 on ordinary reg outputs.
4768 2016-06-10 Richard Biener <rguenther@suse.de>
4770 * targhooks.c (default_builtin_vectorization_cost): Adjust
4773 2016-06-10 Richard Biener <rguenther@suse.de>
4775 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
4776 to fold the RHS to a constant if possible.
4778 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
4781 * tree-nested.c (convert_nonlocal_omp_clauses)
4782 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
4783 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
4784 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
4786 * gimplify.c (gimplify_adjust_omp_clauses): Discard
4788 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
4790 * omp-low.c (scan_sharing_clauses): Don't expect
4793 2016-06-10 Alan Hayward <alan.hayward@arm.com>
4795 PR tree-optimization/71407
4796 PR tree-optimization/71416
4797 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
4800 2016-06-10 Richard Biener <rguenther@suse.de>
4803 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
4805 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
4807 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
4809 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
4810 Jiong Wang <jiong.wang@arm.com>
4812 PR rtl-optimization/70751
4813 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
4814 spilled into memory.
4816 2016-06-09 Jonathan Yong <10walls@gmail.com>
4819 2015-09-21 Jonathan Yong <10walls@gmail.com>
4821 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4822 sysroot/usr/lib/32api for additional win32 libraries,
4823 fixes failing Cygwin bootstrapping.
4825 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4827 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4830 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4833 * pretty-print.c (pp_indent): Specify that %p is printed in a
4834 host-dependent manner.
4835 (test_pp_format): Remove the test for %p.
4837 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4839 * config/mips/mips.c (mips_output_jump): Fix formatting.
4841 2016-06-09 Richard Biener <rguenther@suse.de>
4843 PR tree-optimization/71462
4844 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4847 2016-06-09 Martin Liska <mliska@suse.cz>
4849 * predict.c (dump_prediction): Add new argument.
4850 (enum predictor_reason): New enum.
4851 (struct predictor_hash): New struct.
4852 (predictor_hash::hash): New function.
4853 (predictor_hash::equal): Likewise.
4854 (not_removed_prediction_p): New function.
4855 (prune_predictions_for_bb): Likewise.
4856 (combine_predictions_for_bb): Prune predictions.
4858 2016-06-09 Martin Liska <mliska@suse.cz>
4860 * predict.c (filter_predictions): New function.
4861 (remove_predictions_associated_with_edge): Use the filter
4863 (equal_edge_p): New function.
4865 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4867 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4868 Correct usage of @samp vs @option, add @samp where appropriate.
4869 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4870 Add armv6s-m and document it, as it is no official ARM name.
4872 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4874 * ifcvt.c (struct noce_if_info): Add transform_name field.
4875 (noce_try_move): Set if_info->transform_name to the function name.
4876 (noce_try_ifelse_collapse): Likewise.
4877 (noce_try_store_flag): Likewise.
4878 (noce_try_inverse_constants): Likewise.
4879 (noce_try_store_flag_constants): Likewise.
4880 (noce_try_addcc): Likewise.
4881 (noce_try_store_flag_mask): Likewise.
4882 (noce_try_cmove): Likewise.
4883 (noce_try_cmove_arith): Likewise.
4884 (noce_try_minmax): Likewise.
4885 (noce_try_abs): Likewise.
4886 (noce_try_sign_mask): Likewise.
4887 (noce_try_bitop): Likewise.
4888 (noce_convert_multiple_sets): Likewise.
4889 (noce_process_if_block): Print if_info->transform_name to
4890 dump_file if transformation succeeded.
4892 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4894 * config/arm/cortex-a57.md (cortex_a57_alu):
4897 2016-06-08 Martin Sebor <msebor@redhat.com>
4898 Jakub Jelinek <jakub@redhat.com>
4902 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4903 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4904 * builtins.c: Include gimple-fold.h.
4905 (fold_builtin_arith_overflow): Handle
4906 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4907 (fold_builtin_3): Likewise.
4908 * doc/extend.texi (Integer Overflow Builtins): Document
4909 __builtin_{add,sub,mul}_overflow_p.
4911 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4913 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4914 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4916 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4918 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
4919 Rewrite, looking one level down for records and arrays.
4921 2016-06-08 David Malcolm <dmalcolm@redhat.com>
4923 * pretty-print.c: Include "selftest.h".
4924 (pp_format): Fix comment.
4925 (identifier_to_locale): Likewise.
4926 (selftest::test_basic_printing): New function.
4927 (selftest::assert_pp_format): New function.
4928 (selftest::test_pp_format): New function.
4929 (selftest::pretty_print_c_tests): New function.
4930 * selftest-run-tests.c (selftest::run_tests): Call
4931 selftest::pretty_print_c_tests.
4932 * selftest.h (pretty_print_c_tests): New declaration.
4934 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4936 * invoke.texi (max-loop-headers-insns): Document.
4937 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
4938 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
4939 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
4941 2016-06-08 Richard Biener <rguenther@suse.de>
4943 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
4944 on strided SLP loads and fall back to scalar loads in case
4945 we can't chunk them.
4947 2016-06-08 Richard Biener <rguenther@suse.de>
4949 PR tree-optimization/71452
4950 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
4951 type used for the SSA rewrite has enough precision to cover
4952 the dynamic type of the location.
4954 2016-06-08 Jakub Jelinek <jakub@redhat.com>
4955 Richard Biener <rguenther@suse.de>
4958 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
4959 the same as DECL_P (base0) for indirect_base0. Use equality_code
4960 in one further place.
4962 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
4964 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
4965 to one word if the field is known to overlap other words.
4966 (extract_bit_field_1): Likewise.
4967 (store_split_bit_field): Remove compensating code.
4968 (extract_split_bit_field): Likewise.
4970 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
4974 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
4976 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4978 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
4980 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
4981 (arch64_addpv4sf): Delete.
4982 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
4983 "gen_aarch64_addpv4sf".
4984 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
4986 (vpadds_f32): Likewise.
4987 (vpaddq_f32): Likewise.
4988 (vpaddq_f64): Likewise.
4990 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4992 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
4994 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
4995 to VALLF. Rename to "fabd<mode>3".
4996 "*fabd_scalar<mode>3): Delete.
4997 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
4999 (vabdd_f64): Likewise.
5000 (vabd_f32): Likewise.
5001 (vabd_f64): Likewise.
5002 (vabdq_f32): Likewise.
5003 (vabdq_f64): Likewise.
5005 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5007 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
5009 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
5010 "aarch64_rsqrts<mode>".
5011 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
5012 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
5014 (vrsqrtsd_f64): Likewise.
5015 (vrsqrts_f32): Likewise.
5016 (vrsqrts_f64): Likewise.
5017 (vrsqrtsq_f32): Likewise.
5018 (vrsqrtsq_f64): Likewise.
5020 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5022 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
5024 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
5025 "aarch64_rsqrte<mode>".
5026 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
5027 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
5029 (vrsqrted_f64): Likewise.
5030 (vrsqrte_f32): Likewise.
5031 (vrsqrte_f64): Likewise.
5032 (vrsqrteq_f32): Likewise.
5033 (vrsqrteq_f64): Likewise.
5035 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5037 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
5041 * config/aarch64/aarch64-simd.md
5042 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
5043 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
5044 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
5046 (vcvt_n_f32_u32): Likewise.
5047 (vcvt_n_s32_f32): Likewise.
5048 (vcvt_n_u32_f32): Likewise.
5049 (vcvtq_n_f32_s32): Likewise.
5050 (vcvtq_n_f32_u32): Likewise.
5051 (vcvtq_n_f64_s64): Likewise.
5052 (vcvtq_n_f64_u64): Likewise.
5053 (vcvtq_n_s32_f32): Likewise.
5054 (vcvtq_n_s64_f64): Likewise.
5055 (vcvtq_n_u32_f32): Likewise.
5056 (vcvtq_n_u64_f64): Likewise.
5057 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
5058 (VSDQ_SDI): Likewise.
5059 (fcvt_target): Support V4DI, V4SI and V2SI.
5060 (FCVT_TARGET): Likewise.
5062 2016-06-08 Jiong Wang <jiong.wang@arm.com>
5064 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
5065 (TYPES_BINOP_SUS): Likewise.
5066 (aarch64_simd_builtin_data): Update include file name.
5067 (aarch64_builtins): Likewise.
5068 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
5069 for conversion between scalar float-point and fixed-point.
5073 * config/aarch64/aarch64.md
5074 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
5075 pattern for conversion between scalar float to fixed-pointer.
5076 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
5077 (UNSPEC_FCVTZS): New UNSPEC enumeration.
5078 (UNSPEC_FCVTZU): Likewise.
5079 (UNSPEC_SCVTF): Likewise.
5080 (UNSPEC_UCVTF): Likewise.
5081 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
5083 (vcvtd_n_f64_u64): Likewise.
5084 (vcvtd_n_s64_f64): Likewise.
5085 (vcvtd_n_u64_f64): Likewise.
5086 (vcvtd_n_f32_s32): Likewise.
5087 (vcvts_n_f32_u32): Likewise.
5088 (vcvtd_n_s32_f32): Likewise.
5089 (vcvts_n_u32_f32): Likewise.
5090 * config/aarch64/iterators.md (fcvt_target): Support integer to float
5092 (FCVT_TARGET): Likewise.
5093 (FCVT_FIXED2F): New iterator.
5094 (FCVT_F2FIXED): Likewise.
5095 (fcvt_fixed_insn): New define_int_attr.
5097 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5099 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
5100 some statements was removed.
5102 2016-06-08 Alan Hayward <alan.hayward@arm.com>
5104 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
5105 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
5106 (vect_can_advance_ivs_p): likewise.
5107 (vect_update_ivs_after_vectorizer): likewise.
5108 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
5109 (vect_analyze_scalar_cycles_1): likewise.
5110 (vect_analyze_loop_operations): likewise.
5111 (report_vect_op): likewise.
5112 (vect_is_slp_reduction): likewise.
5113 (vect_is_simple_reduction): likewise.
5114 (get_initial_def_for_induction): likewise.
5115 (vect_transform_loop): likewise.
5116 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
5117 (vect_recog_sad_pattern): likewise.
5118 (vect_recog_widen_sum_pattern): likewise.
5119 (vect_recog_widening_pattern): likewise.
5120 (vect_recog_divmod_pattern): likewise.
5121 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
5122 (vect_analyze_slp_instance): likewise.
5123 (vect_transform_slp_perm_load): likewise.
5124 (vect_schedule_slp_instance): likewise.
5126 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5128 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
5129 (return_prediction): PRED_CONST_RETURN predict return as not taken.
5130 * predict.def (PRED_CONTINUE): Change hitrate 50->67
5131 (PRED_LOOP_BRANCH): Document predictor as broken.
5132 (PRED_LOOP_EXIT): Change hitrate 91->92.
5133 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
5134 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
5135 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
5136 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
5137 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
5138 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
5139 (PRED_CALL): Chane hitrate 71->67.
5140 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
5141 (PRED_GOTO): Document as unused right now.
5142 (PRED_CONST_RETURN): Change hitrate 67->69
5143 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
5144 (PRED_NULL_RETURN): Change hitrate 91->90.
5145 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
5146 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
5147 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
5149 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
5151 * config/rs6000/altivec.h: Add __builtin_vec_mul.
5152 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
5153 special case Altivec builtin.
5154 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5155 VSX_BUILTIN_VEC_MUL (replaced with special case code).
5156 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5157 code for ALTIVEC_BUILTIN_VEC_MUL.
5158 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5159 for __builtin_vec_mul.
5161 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
5163 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
5166 2016-06-07 David Malcolm <dmalcolm@redhat.com>
5168 * spellcheck.c (selftest::test_find_closest_string): New function.
5169 (spellcheck_c_tests): Call the above.
5171 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5173 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
5175 2016-06-07 Jakub Jelinek <jakub@redhat.com>
5177 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
5178 Yv=Yv,C alternatives.
5180 2016-06-07 Richard Biener <rguenther@suse.de>
5183 * common.opt (ffast-math): Make Optimization.
5185 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
5186 Prachi Godbole <prachi.godbole@imgtec.com>
5188 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
5189 `fabs' and `fneg' type attributes.
5190 (p5600_fpu_fabs): Add `fmove' to the comment.
5192 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
5194 * gimple.c: Include builtins.h
5195 (gimple_inexpensive_call_p): New function.
5196 * gimple.h (gimple_inexpensive_call_p): Declare.
5197 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
5198 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
5201 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
5203 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
5204 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
5205 warning_at_rich_loc, warning_n, pedwarn, permerror,
5206 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
5207 sorry, fatal_error, internal_error, internal_error_no_backtrace):
5210 2016-06-07 Richard Biener <rguenther@suse.de>
5212 PR tree-optimization/71428
5213 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
5214 BIT_FIELD_REF op vs. load.
5216 2016-06-07 Richard Biener <rguenther@suse.de>
5219 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
5222 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5224 * config/pa/pa.md (call): Generate indirect long calls to non-local
5225 functions on TARGET_64BIT.
5226 (call_value): Likewise.
5228 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
5230 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
5231 pattern and subsequent splitters.
5232 (call_val_reg_64bit_post_reload): Likewise.
5234 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5237 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
5238 propagate_op_to_single_use.
5240 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5243 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
5245 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
5247 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
5248 (enum x86_dirflag_state): New enum.
5249 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
5250 (machine_function): Remove needs_cld.
5251 (ix86_current_function_needs_cld): Remove.
5252 * config/i386/i386.c (ix86_set_func_type): Set
5253 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
5254 (ix86_expand_prologue): Do not emit CLD here.
5255 (ix86_dirflag_mode_needed): New function.
5256 (ix86_dirflag_mode_entry): Ditto.
5257 (ix86_mode_needed): Handle X86_DIRFLAG entity.
5258 (ix86_mode_after): Ditto.
5259 (ix86_mode_entry): Ditto.
5260 (ix86_mode_exit): Ditto.
5261 (ix86_emit_mode_set): Ditto.
5262 * config/i386/i386.md (strmov_singleop): Set
5263 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
5264 Do not set ix86_current_function_needs_cld.
5266 (strset_singleop): Ditto.
5268 (cmpstrnqi_nz_1): Ditto.
5269 (cmpstrnqi_1): Ditto.
5270 (strlenqi_1): Ditto.
5272 2016-06-06 Jakub Jelinek <jakub@redhat.com>
5274 PR tree-optimization/71259
5275 * tree-vect-slp.c (vect_get_constant_vectors): For
5276 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
5277 one for constant op, and use COND_EXPR for non-constant.
5279 2016-06-06 David Malcolm <dmalcolm@redhat.com>
5281 * Makefile.in (OBJS): Add function-tests.o,
5282 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
5283 selftest-run-tests.o.
5284 (OBJS-libcommon): Add selftest.o.
5285 (OBJS-libcommon-target): Add selftest.o.
5286 (all.internal): Add "selftest".
5287 (all.cross): Likewise.
5288 (selftest): New phony target.
5289 (s-selftest): New target.
5290 (selftest-gdb): New phony target.
5291 (COLLECT2_OBJS): Add selftest.o.
5292 * bitmap.c: Include "selftest.h".
5293 (selftest::test_gc_alloc): New function.
5294 (selftest::test_set_range): New function.
5295 (selftest::test_clear_bit_in_middle): New function.
5296 (selftest::test_copying): New function.
5297 (selftest::test_bitmap_single_bit_set_p): New function.
5298 (selftest::bitmap_c_tests): New function.
5299 * common.opt (fself-test): New.
5300 * diagnostic-show-locus.c: Include "selftest.h".
5301 (make_range): New function.
5302 (test_range_contains_point_for_single_point): New function.
5303 (test_range_contains_point_for_single_line): New function.
5304 (test_range_contains_point_for_multiple_lines): New function.
5305 (assert_eq): New function.
5306 (test_get_line_width_without_trailing_whitespace): New function.
5307 (selftest::diagnostic_show_locus_c_tests): New function.
5308 * et-forest.c: Include "selftest.h".
5309 (selftest::test_single_node): New function.
5310 (selftest::test_simple_tree): New function.
5311 (selftest::test_disconnected_nodes): New function.
5312 (selftest::et_forest_c_tests): New function.
5313 * fold-const.c: Include "selftest.h".
5314 (selftest::assert_binop_folds_to_const): New function.
5315 (selftest::assert_binop_folds_to_nonlvalue): New function.
5316 (selftest::test_arithmetic_folding): New function.
5317 (selftest::fold_const_c_tests): New function.
5318 * function-tests.c: New file.
5319 * gimple.c: Include "selftest.h".
5320 Include "gimple-pretty-print.h".
5321 (selftest::verify_gimple_pp): New function.
5322 (selftest::test_assign_single): New function.
5323 (selftest::test_assign_binop): New function.
5324 (selftest::test_nop_stmt): New function.
5325 (selftest::test_return_stmt): New function.
5326 (selftest::test_return_without_value): New function.
5327 (selftest::gimple_c_tests): New function.
5328 * hash-map-tests.c: New file.
5329 * hash-set-tests.c: New file.
5330 * input.c: Include "selftest.h".
5331 (selftest::assert_loceq): New function.
5332 (selftest::test_accessing_ordinary_linemaps): New function.
5333 (selftest::test_unknown_location): New function.
5334 (selftest::test_builtins): New function.
5335 (selftest::test_reading_source_line): New function.
5336 (selftest::input_c_tests): New function.
5337 * rtl-tests.c: New file.
5338 * selftest-run-tests.c: New file.
5339 * selftest.c: New file.
5340 * selftest.h: New file.
5341 * spellcheck.c: Include "selftest.h".
5342 (selftest::levenshtein_distance_unit_test_oneway): New function,
5343 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
5344 (selftest::levenshtein_distance_unit_test): Likewise.
5345 (selftest::spellcheck_c_tests): Likewise.
5346 * toplev.c: Include selftest.h.
5347 (toplev::run_self_tests): New.
5348 (toplev::main): Handle -fself-test.
5349 * toplev.h (toplev::run_self_tests): New.
5350 * tree.c: Include "selftest.h".
5351 (selftest::test_integer_constants): New function.
5352 (selftest::test_identifiers): New function.
5353 (selftest::test_labels): New function.
5354 (selftest::tree_c_tests): New function.
5355 * tree-cfg.c: Include "selftest.h".
5356 (selftest::push_fndecl): New function.
5357 (selftest::test_linear_chain): New function.
5358 (selftest::test_diamond): New function.
5359 (selftest::test_fully_connected): New function.
5360 (selftest::tree_cfg_c_tests): New function.
5361 * vec.c: Include "selftest.h".
5362 (selftest::safe_push_range): New function.
5363 (selftest::test_quick_push): New function.
5364 (selftest::test_safe_push): New function.
5365 (selftest::test_truncate): New function.
5366 (selftest::test_safe_grow_cleared): New function.
5367 (selftest::test_pop): New function.
5368 (selftest::test_safe_insert): New function.
5369 (selftest::test_ordered_remove): New function.
5370 (selftest::test_unordered_remove): New function.
5371 (selftest::test_block_remove): New function.
5372 (selftest::reverse_cmp): New function.
5373 (selftest::test_qsort): New function.
5374 (selftest::vec_c_tests): New function.c.
5375 * wide-int.cc: Include selftest.h and wide-int-print.h.
5376 (selftest::from_int <wide_int>): New function.
5377 (selftest::from_int <offset_int>): New function.
5378 (selftest::from_int <widest_int>): New function.
5379 (selftest::assert_deceq): New function.
5380 (selftest::assert_hexeq): New function.
5381 (selftest::test_printing <VALUE_TYPE>): New function template.
5382 (selftest::test_ops <VALUE_TYPE>): New function template.
5383 (selftest::test_comparisons <VALUE_TYPE>): New function template.
5384 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
5386 (selftest::wide_int_cc_tests): New function.
5388 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5391 * ifcvt.c (noce_try_ifelse_collapse): New function.
5393 (noce_process_if_block): Call noce_try_ifelse_collapse.
5394 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
5395 (simplify_ternary_operation): Use the above to simplify
5396 conditional CLZ/CTZ expressions.
5398 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5401 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
5402 define_insn_and_split.
5404 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5407 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
5409 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
5412 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
5413 Implicitly clobber memory for basic asm with non-empty assembler
5414 string. Use targetm.md_asm_adjust also here.
5415 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
5416 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
5417 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
5418 non-empty assembler string.
5419 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
5420 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
5421 (decode_asm_operands): Handle basic asm in PARALLEL block.
5422 (extract_insn): Handle basic asm in PARALLEL block.
5423 * doc/extend.texi: Mention new behavior of basic asm.
5424 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
5425 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
5426 branch_needs_nop_p): Use asm_noperands.
5428 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
5430 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
5431 Include the M7 SPARC DFA scheduler.
5432 New attribute v3pipe.
5433 Annotate insns with v3pipe where appropriate.
5434 Define cpu_feature vis4.
5435 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
5436 Add (V8QI "8") to vbits.
5437 Add insns {add,sub}v8qi3
5438 Add insns ss{add,sub}v8qi3
5439 Add insns us{add,sub}{v8qi,v4hi}3
5440 Add insns {min,max}{v8qi,v4hi,v2si}3
5441 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
5442 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
5443 * config/sparc/niagara4.md: Add a comment explaining the
5444 discrepancy between the documented latenty numbers and the
5446 * config/sparc/niagara7.md: New file.
5447 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
5448 supports SPARC5 and VIS 4.0 instructions.
5449 * configure: Regenerate.
5450 * config.in: Likewise.
5451 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
5452 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
5453 TARGET_CPU_niagara7.
5454 (ASM_CPU64_DEFAULT_SPEC): Likewise.
5455 (CPP_CPU_SPEC): Handle niagara7.
5456 (ASM_CPU_SPEC): Likewise.
5457 * config/sparc/sparc-opts.h (processor_type): Add
5459 (mvis4): New option.
5460 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
5461 (AS_NIAGARA7_FLAG): Define.
5462 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
5463 (CPP_CPU64_DEFAULT_SPEC): Likewise.
5464 (CPP_CPU_SPEC): Handle niagara7.
5465 (ASM_CPU_SPEC): Likewise.
5466 * config/sparc/sparc.c (niagara7_costs): Define.
5467 (sparc_option_override): Handle niagara7 and adjust cache-related
5468 parameters with better values for niagara cpus. Also support VIS4.
5469 (sparc32_initialize_trampoline): Likewise.
5470 (sparc_use_sched_lookahead): Likewise.
5471 (sparc_issue_rate): Likewise.
5472 (sparc_register_move_cost): Likewise.
5473 (dump_target_flag_bits): Support VIS4.
5474 (sparc_vis_init_builtins): Likewise.
5475 (sparc_builtins): Likewise.
5476 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
5478 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
5480 * config/sparc/sparc.opt (sparc_processor_type): New value
5482 * config/sparc/visintrin.h (__attribute__): Prototypes for the
5484 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
5486 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
5489 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
5491 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
5493 2016-06-06 Richard Biener <rguenther@suse.de>
5495 PR tree-optimization/71398
5496 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
5499 2016-06-05 James Bowman <james.bowman@ftdichip.com>
5501 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
5502 ft32_expand_prolog, ft32_expand_epilogue):
5503 Handle pretend_args.
5504 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
5505 * config/ft32/ft32.md: Add pretend_returner.
5507 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
5510 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5511 Copy op1 RTX to avoid invalid sharing.
5512 (ix86_expand_vector_move_misalign): Ditto.
5514 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
5516 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
5519 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5521 * predict.c (predicted_by_loop_heuristics_p): New function.
5522 (predict_iv_comparison): Use it.
5523 (predict_loops): Walk from innermost loops; do not predict edges
5524 leaving multiple loops multiple times; implement
5525 PRED_LOOP_ITERATIONS_MAX heuristics.
5526 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
5528 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
5530 * cfg.c (check_bb_profile): Do not report mismatched profiles when
5531 only edges out of BB are EH edges.
5533 2016-06-04 Martin Sebor <msebor@redhat.com>
5534 Marcin Baczyński <marbacz@gmail.com>
5537 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
5538 a void expression in a void function.
5540 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5542 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
5543 aux; dump reasons of decisions.
5544 (should_duplicate_loop_header_p): Likewise.
5545 (do_while_loop_p): Likewise.
5546 (ch_base::copy_headers): Dump asi num insns duplicated.
5548 2016-06-04 Jakub Jelinek <jakub@redhat.com>
5550 PR tree-optimization/71405
5551 * tree-ssa.c (execute_update_addresses_taken): For clobber with
5552 incompatible type, build a new clobber with the right type instead
5553 of building a VIEW_CONVERT_EXPR around it.
5555 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5557 PR tree-optimization/52171
5558 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
5559 by_pieces_ninsns instead of move_by_pieces_ninsns.
5561 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
5563 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
5564 for reg+reg addressing mode.
5566 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5568 * rs6000-c.c (c/c-tree.h): Add #include.
5569 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
5570 in C++ when found in the base position of vec_ld or vec_st.
5572 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
5574 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
5575 use of profile unless profile status is PROFILE_READ.
5576 * profile.c (compute_branch_probabilities): Set profile status
5577 only after reporting predictor hitrates.
5579 2016-06-03 Joseph Myers <joseph@codesourcery.com>
5583 * common.opt (ffp-int-builtin-inexact): New option.
5584 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
5585 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
5586 (ceil@var{m}2): Document dependence on this option.
5587 * ipa-inline-transform.c (inline_call): Handle
5588 flag_fp_int_builtin_inexact.
5589 * ipa-inline.c (can_inline_edge_p): Likewise.
5590 * config/i386/i386.md (rintxf2): Do not test
5591 flag_unsafe_math_optimizations.
5592 (rint<mode>2_frndint): New define_insn.
5593 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
5594 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
5595 for 387 instead of extending and truncating.
5596 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
5597 !flag_trapping_math instead of flag_unsafe_math_optimizations.
5598 Change to frndint<mode>2_<rounding>.
5599 (frndintxf2_<rounding>_i387): Likewise. Change to
5600 frndint<mode>2_<rounding>_i387.
5601 (<rounding_insn>xf2): Likewise.
5602 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
5603 !flag_trapping_math instead of flag_unsafe_math_optimizations for
5604 x87. Test TARGET_ROUND || !flag_trapping_math ||
5605 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
5606 SSE. Use ROUND_NO_EXC in constant operand of
5607 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
5608 for 387 instead of extending and truncating.
5610 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
5611 Julia Koval <julia.koval@intel.com>
5623 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
5624 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
5625 all registers, except for function return registers if there are
5626 no caller-saved registers.
5627 (ix86_set_func_type): New function.
5628 (ix86_set_current_function): Call ix86_set_func_type to set
5629 no_caller_saved_registers and func_type. Call reinit_regs if
5630 caller-saved registers are changed. Don't allow MPX, SSE, MMX
5631 nor x87 instructions in interrupt handler nor function with
5632 no_caller_saved_registers attribute.
5633 (ix86_function_ok_for_sibcall): Return false if there are no
5634 caller-saved registers.
5635 (type_natural_mode): Don't warn ABI change for MMX in interrupt
5637 (ix86_function_arg_advance): Skip for callee in interrupt handler.
5638 (ix86_function_arg): Return special arguments in interrupt handler.
5639 (ix86_promote_function_mode): Promote pointer to word_mode only
5640 for normal functions.
5641 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
5643 (ix86_epilogue_uses): New function.
5644 (ix86_hard_regno_scratch_ok): Likewise.
5645 (ix86_save_reg): Preserve all registers in interrupt handler
5646 after reload. Preserve all registers, except for function return
5647 registers, if there are no caller-saved registers after reload.
5648 (find_drap_reg): Always use callee-saved register if there are
5649 no caller-saved registers.
5650 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
5651 for interrupt handler.
5652 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
5653 Emit cld instruction if stringops are used in interrupt handler
5654 or interrupt handler isn't a leaf function.
5655 (ix86_expand_epilogue): Generate interrupt return for interrupt
5656 handler and pop the 'ERROR_CODE' off the stack before interrupt
5657 return in exception handler.
5658 (ix86_expand_call): Disallow calling interrupt handler directly.
5659 If there are no caller-saved registers, mark all registers that
5660 are clobbered by the call which returns as clobbered.
5661 (ix86_handle_no_caller_saved_registers_attribute): New function.
5662 (ix86_handle_interrupt_attribute): Likewise.
5663 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
5665 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
5666 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
5667 accumulation in interrupt function if stack may be realigned to
5669 (EPILOGUE_USES): New.
5670 (function_type): New enum.
5671 (machine_function): Add func_type and no_caller_saved_registers.
5672 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
5673 (interrupt_return): New pattern.
5674 * doc/extend.texi: Document x86 interrupt and
5675 no_caller_saved_registers attributes.
5677 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
5679 PR tree-optimization/52171
5680 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
5681 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
5682 Look for constant strings. Move some code to emit_block_cmp_hints
5684 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
5685 * defaults.h (COMPARE_MAX_PIECES): New macro.
5686 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
5687 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
5688 (clear_by_pieces_1): Don't declare. Move definition before use.
5689 (can_do_by_pieces): New static function.
5690 (can_move_by_pieces): Use it. Return bool.
5691 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
5692 OP. All callers changed. Handle COMPARE_BY_PIECES.
5693 (class pieces_addr); New.
5694 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
5695 pieces_addr::adjust, pieces_addr::increment_address,
5696 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
5698 (class op_by_pieces_d): New.
5699 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
5701 (class move_by_pieces_d, class compare_by_pieces_d,
5702 class store_by_pieces_d): New subclasses of op_by_pieces_d.
5703 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
5704 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
5705 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
5706 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
5707 compare_by_pieces_d::finish_mode): New member functions.
5708 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
5710 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
5711 (emit_block_cmp_hints): New function.
5712 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
5713 use the newly defined classes.
5714 * expr.h (by_pieces_constfn): New typedef.
5715 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
5716 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
5717 (move_by_pieces_ninsns): Don't declare.
5718 (can_move_by_pieces): Change return value to bool.
5719 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
5720 (compare_by_pieces_branch_ratio): New hook.
5721 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
5722 (by_pieces_ninsns): Declare.
5723 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
5725 (default_compare_by_pieces_branch_ratio): New function.
5726 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
5727 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
5728 * doc/tm.texi: Regenerate.
5729 * tree-ssa-strlen.c: Include "builtins.h".
5730 (handle_builtin_memcmp): New static function.
5731 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
5732 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
5734 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5736 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
5737 relevant stmts which are simple and invariant.
5738 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
5739 instead of simple and invariant
5741 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5743 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
5744 (vectorizable_reduction): Check for new relevant state.
5745 (vectorizable_live_operation): vectorize live stmts using
5746 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
5747 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
5748 (vect_stmt_relevant_p): Check for stmts which are only used live.
5749 (process_use): Use of a stmt does not inherit it's live value.
5750 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
5751 (vect_analyze_stmt): Check for new relevant state.
5752 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
5753 outside the loop, but not inside it.
5755 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5757 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
5758 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
5759 (vect_get_vec_def_for_operand): Split out code.
5761 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
5763 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
5765 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5767 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
5769 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5771 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
5773 2016-06-03 Jakub Jelinek <jakub@redhat.com>
5776 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
5777 to noreturn e->callee->decl that has void return type and void
5778 arguments, adjust gimple_call_fntype and remove lhs even if it had
5779 previously addressable type.
5781 2016-06-02 Jeff Law <law@redhat.com>
5783 PR tree-optimization/71328
5784 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
5785 error when checking for a jump back onto the copied path.
5787 2016-06-02 David Malcolm <dmalcolm@redhat.com>
5789 * config/microblaze/microblaze.c (get_branch_target): Add return
5790 NULL_RTX for the non-CALL_P case.
5791 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
5792 (insert_wic): Remove unused local "j".
5794 2016-06-02 Martin Liska <mliska@suse.cz>
5796 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
5798 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
5799 Julia Koval <julia.koval@intel.com>
5801 * function.c (assign_parm_setup_stack): Force source into a
5803 * target.def (function_incoming_arg): Update documentation to
5804 allow arbitrary address computation based on hard register.
5805 * doc/tm.texi: Regenerated.
5807 2016-06-02 Martin Liska <mliska@suse.cz>
5809 * predict.c (combine_predictions_for_bb): Fix first match in
5810 cases where a first predictor contains more than one occurence
5811 in list of predictors. Take the best value in such case.
5813 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5815 PR rtl-optimization/71295
5816 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
5817 offset would go over the size of the inner mode reject it.
5819 2016-06-02 Jakub Jelinek <jakub@redhat.com>
5821 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5822 x=x,x and v=v,m instead of x=x,m.
5824 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5825 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5826 alternative to v=rm,C.
5828 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5829 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5830 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5831 instead of vex for the last two above mentioned alternatives.
5833 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5836 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5838 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5840 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5842 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5844 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5845 from int to unsigned.
5847 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5849 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5850 alternatives, eliminating preferred register class. Add support
5851 for the MTVSRDD instruction in ISA 3.0.
5852 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5853 reg_or_indexed_operand.
5854 (vsx_splat_v4sf_internal): Likewise.
5856 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5859 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5860 for loading up all 0's or all 1's.
5862 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5864 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5866 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5868 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5870 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5871 * gcc.c (set_source_date_epoch_envvar): New function, sets
5872 the SOURCE_DATE_EPOCH environment variable to the current time.
5874 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5876 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5877 the factor for live Phi nodes.
5879 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5881 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5882 * tree-parloops.c (parallelize_loops): likewise.
5883 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5884 tree_unswitch_outer_loop): likewise.
5886 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5889 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5890 around creation of the temporary.
5892 2016-06-01 Richard Biener <rguenther@suse.de>
5894 PR tree-optimization/71366
5895 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5896 (unloop_loops): Move removing edges here ...
5897 (try_unroll_loop_completely): ... from here.
5898 (try_peel_loop): ... and here.
5899 (tree_unroll_loops_completely_1): Track parent loops via
5900 bitmap of header BBs.
5901 (tree_unroll_loops_completely): Adjust for that.
5903 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5905 * config/rs6000/altivec.h (vec_slv): New macro.
5906 (vec_srv): New macro.
5907 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5908 (UNSPEC_VSRV): New value.
5911 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5912 (vsrv): New builtin definition.
5913 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5914 define argument types for new builtin.
5915 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5917 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
5920 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
5921 Jocelyn Mayer <l_indien@magic.fr>
5924 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
5925 detect processor family for signature_CENTAUR_ebx.
5926 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
5927 signature_CENTAUR_ebx.
5928 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
5929 <default>: Pass x86-64 for has_longmode.
5931 2016-06-01 Nathan Sidwell <nathan@acm.org>
5933 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
5936 2016-06-01 Richard Biener <rguenther@suse.de>
5938 PR tree-optimization/71261
5939 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
5940 of stmts successfully put in the bool pattern. Remove
5941 single-use restriction.
5942 (adjust_bool_pattern_cast): Add cast at the use site via the
5943 pattern def sequence.
5944 (adjust_bool_pattern): Remove recursion, maintain a hash-map
5945 of patterned defs. Use the pattern def seqence instead of
5946 multiple independent patterns.
5947 (sort_after_uid): New qsort compare function.
5948 (adjust_bool_stmts): New function to process stmts in the bool
5949 pattern in IL order.
5950 (vect_recog_bool_pattern): Adjust.
5951 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
5952 (ifcvt_walk_pattern_tree): Likewise.
5953 (stmt_is_root_of_bool_pattern): Likewise.
5954 (ifcvt_repair_bool_pattern): Likewise.
5955 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
5957 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5959 * loop-unroll.c (decide_unroll_constant_iterations,
5960 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
5961 likely upper bounds.
5962 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
5964 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
5966 * tree-core.h (enum omp_clause_code): Remove
5967 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
5969 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5971 * config/arm/sync.md (arm_store_exclusive<mode>):
5972 Use 'H' output modifier on operands[2] rather than creating a new
5973 entry in out-of-bounds memory of the operands array.
5974 (arm_store_release_exclusivedi): Likewise.
5976 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5978 * config/arm/arm.c (arm_fusion_enabled_p): New function.
5979 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
5980 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
5981 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5983 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5985 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
5986 into account live statements for mask producers.
5988 2016-06-01 Richard Biener <rguenther@suse.de>
5990 PR tree-optimization/71311
5991 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
5992 restrict to non-INTEGER_CST @0.
5994 2016-06-01 Richard Biener <rguenther@suse.de>
5996 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
5997 (relational patterns): Use :c to avoid pattern duplications.
5999 2016-06-01 Richard Biener <rguenther@suse.de>
6001 * genmatch.c (comparison_code_p): New predicate.
6002 (swap_tree_comparison): New function.
6003 (commutate): Add for_vec parameter to append new for entries.
6004 Support commutating relational operators by swapping it alongside
6006 (lower_commutative): Adjust.
6007 (dt_simplify::gen): Do not pass artificial operators to gen
6009 (decision_tree::gen): Do not add artificial operators as parameters.
6010 (parser::parse_expr): Verify operator commutativity when :c is
6011 applied. Allow :C to override this.
6012 * match.pd: Adjust patterns to use :C instead of :c where required.
6014 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
6016 PR tree-optimization/71077
6017 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
6018 the combining step, use boolean_false_node and boolean_true_node
6019 as the designated false/true return values.
6021 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6023 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
6024 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
6025 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
6028 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6030 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
6031 of flags impliying the register renaming.
6032 * toplev.c (process_options): Do not imply flag_rename_registers with
6035 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6037 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
6038 default implementation.
6040 2016-05-31 Nathan Sidwell <nathan@acm.org>
6042 * dwarf2out.c (cur_line_info_table): Add GTY marker.
6044 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6046 * config/sh/constraints.md (b): Remove constraint.
6047 * config/sh/predicates.md (arith_reg_operand): Remove
6049 * config/sh/sh-modes.def (PDI): Remove.
6050 * config/sh/sh.c (sh_target_reg_class,
6051 sh_optimize_target_register_callee_saved): Remove functions.
6052 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
6053 (sh_expand_epilogue): Update comment.
6054 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
6055 sh_secondary_reload): Remove TARGET_REGS related code.
6056 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
6057 TARGET_REGISTER_P): Remove macros.
6058 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
6059 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
6060 TR1_REG, TR2_REG): Remove constants.
6061 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
6063 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6065 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
6066 define_expand patterns.
6067 (adddi3_compact): Rename to adddi3.
6068 (subdi3_compact): Rename to subdi3.
6069 (*negdi2): Rename to negdi2.
6070 (*abs<mode>2): Rename to abs<mode>2.
6072 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
6074 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
6075 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
6076 (atomic_sub_fetchsi): ... this new pattern.
6077 (mvtc): Add CC_REG clobber.
6079 2016-05-31 Marek Polacek <polacek@redhat.com>
6081 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
6083 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6085 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
6086 aarch64_fusion_enabled_p to check for fusion capabilities.
6088 2016-05-31 Richard Biener <rguenther@suse.de>
6090 PR tree-optimization/71352
6091 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
6092 minus one and a negate.
6094 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6096 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
6097 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
6099 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
6100 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
6101 Remove use of aarch64_simd_attr_length_move, set length attribute
6103 (*aarch64_be_movoi): Likewise.
6104 (*aarch64_be_movci): Likewise.
6105 (*aarch64_be_movxi): Likewise.
6107 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
6109 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
6110 It no longer does that.
6111 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
6113 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
6115 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
6116 attribute __unused__.
6118 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
6120 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
6121 * config/arm/arm.c (arm_arch_thumb1): Define.
6122 (arm_option_override): Initialize arm_arch_thumb1.
6123 * config/arm/arm.h (arm_arch_thumb1): Declare.
6124 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
6125 support Thumb-1 ISA.
6127 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
6130 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
6131 `Yv' for scalar operand.
6133 2016-05-31 Tom de Vries <tom@codesourcery.com>
6135 PR tree-optimization/69068
6136 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
6137 phis with more than two args.
6139 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
6141 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
6142 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
6145 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
6147 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
6149 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6151 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
6152 cpu_32, cpu_64, tune_32 and tune_64.
6153 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
6155 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6157 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6159 2016-05-30 Andi Kleen <ak@linux.intel.com>
6161 * auto-profile.c (read_profile): Replace asserts with errors
6162 when file does not exist.
6163 * gcov-io.c (gcov_read_words): Dito.
6165 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6167 * tree-cfg.c (print_loop): Print likely upper bounds.
6169 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6171 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
6172 * opts.c (default_options): Enable peel loops at -O3.
6173 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
6174 (try_peel_loop): Do not re-peel already peeled loops;
6175 use likely upper bounds; fix profile updating.
6176 (pass_complete_unroll::execute): Initialize peeled_loops.
6178 2016-05-30 Martin Liska <mliska@suse.cz>
6180 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
6181 computed costs by frequency of BB they belong to.
6182 (get_scaled_computation_cost_at): New function.
6184 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
6185 Marc Glisse <marc.glisse@inria.fr>
6187 PR tree-optimization/71289
6188 * match.pd (-1 / B < A, A > -1 / B): New transformations.
6190 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6192 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
6194 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6196 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
6197 for peeled copies; avoid underflow when updating estimates; correctly
6200 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6202 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
6203 r236875. Corrected oe3 to oe2 as obvious.
6205 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6209 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
6210 that inserted stmt will not dominate stmts that defines its operand.
6211 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
6212 (rewrite_expr_tree_parallel): Likewise.
6214 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
6217 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
6218 all fields including stmt_to_insert are swapped.
6220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6222 * predict.h (force_edge_cold): Declare.
6223 * predict.c (force_edge_cold): New function.
6224 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
6226 (canonicalize_loop_induction_variables): Fix formating.
6228 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
6230 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
6231 (visium_expand_copysign): Use gen_int_mode directly.
6232 (visium_compute_frame_size): Minor tweaks.
6234 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
6236 * tree-vect-loop.c (vect_analyze_loop_2): Use
6237 likely_max_stmt_executions_int.
6239 2016-05-30 Tom de Vries <tom@codesourcery.com>
6241 PR tree-optimization/69067
6242 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
6244 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
6248 New peepholes to remove unneeded fild/fistp pairs.
6249 (define_peephole2 atomic_loaddi_fpu): Ditto.
6251 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6253 * predict.c (maybe_hot_frequency_p): Avoid division.
6255 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
6257 * doc/install.texi: Use https for shop.fsf.org.
6259 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6261 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
6262 likely_max_stmt_executions_int.
6264 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6266 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6267 likely_max_stmt_executions_int.
6269 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6271 * profile.c (compute_branch_probabilities): Do not report hitrates
6273 (branch_prob): Report hitrates here.
6274 * predict.c (gimple_predict_edge): Do not assert profile status;
6275 fix formatting issues.
6277 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6279 * predict.c (edge_predicted_by_p): New function.
6280 (predict_paths_for_bb): Do not put multiple predictions of the same type
6283 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6285 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
6288 2016-05-28 Alan Modra <amodra@gmail.com>
6290 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
6292 2016-05-28 Alan Modra <amodra@gmail.com>
6294 PR rtl-optimization/71275
6295 * ira.c (ira): Free dominance info.
6297 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
6299 * doc/sourcebuild.texi: New address for upstream Go repository.
6301 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6303 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
6304 (TARGET_ARM_V7M): Likewise.
6306 2016-05-26 Jeff Law <law@redhat.com>
6308 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
6309 (thread_across_edge): Remove calls to find_jump_threads_backwards.
6310 * passes.def: Add jump threading passes before DOM/VRP.
6311 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
6312 argument to a basic block from an edge. Remove tests which are
6314 (pass_data_thread_jumps, class pass_thread_jumps): New.
6315 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
6316 (make_pass_thread_jumps): Likewise.
6317 * tree-pass.h (make_pass_thread_jumps): Declare.
6319 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
6321 * config/visium/visium-protos.h (split_double_move): Rename into...
6322 (visium_split_double_move): ...this.
6323 (visium_split_double_add): Declare.
6324 * config/visium/visium.c (split_double_move): Rename into...
6325 (visium_split_double_move): ...this.
6326 (visium_split_double_add): New function.
6327 (visium_expand_copysign): Renumber operands for consistency.
6328 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
6329 (DFmode move splitter): Likewise.
6330 (*addi3_insn): Split by means of visium_split_double_add.
6331 (*adddi3_insn_flags): Delete.
6332 (*plus_plus_sltu<subst_arith>): New insn.
6333 (*subdi3_insn): Split by means of visium_split_double_add.
6334 (subdi3_insn_flags): Delete.
6335 (*minus_minus_sltu<subst_arith>): New insn.
6336 (*negdi2_insn): Split by means of visium_split_double_add.
6337 (*negdi2_insn_flags): Delete.
6339 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
6341 * configure.ac: Treat a --with-headers option without argument
6342 the same as the default (i.e. consult sys-include directory).
6343 * configure: Regenerate.
6345 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6347 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
6348 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
6350 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
6351 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
6353 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6356 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
6357 tree-stdarg analysis results.
6358 (aarch64_setup_incoming_varargs): Likewise.
6360 2016-05-27 Jiong Wang <jiong.wang@arm.com>
6362 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
6363 va_list_gpr_counter_field and va_list_fpr_counter_field.
6365 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
6368 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
6369 * config/aarch64/aarch64.c
6370 (aarch64_cannot_change_mode_class): Remove function.
6371 * config/aarch64/aarch64-protos.h
6372 (aarch64_cannot_change_mode_class): Remove.
6374 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
6376 * cfgloop.c (record_niter_bound): Record likely upper bounds.
6377 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
6378 get_likely_max_loop_iterations_int): New.
6379 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
6380 any_likely_upper_bound.
6381 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
6383 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
6384 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
6386 (unroll_loop_constant_iterations): Likewise.
6387 (unroll_loop_runtime_iterations): Likewise.
6388 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
6389 * lto-streamer-out.c (output_cfg): Likewise.
6390 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
6392 (canonicalize_loop_induction_variables): Dump likely upper bounds.
6393 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
6394 (likely_max_loop_iterations): New.
6395 (likely_max_loop_iterations_int): New.
6396 (likely_max_stmt_executions): New.
6397 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
6398 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
6399 likely_max_stmt_executions): Declare.
6401 2016-05-27 Marek Polacek <polacek@redhat.com>
6404 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
6406 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6408 * config/s390/s390.md (2x risbg splitters): Use
6409 reg_overlap_mentioned_p instead of rtx_equal_p.
6411 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6413 * combine.c (make_compound_operation): Take known zero bits into
6414 account when checking for possible zero_extend.
6416 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6418 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
6419 Use const_int_operand for operand 2 predicate. Simplify expand code
6422 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
6425 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
6428 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6430 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
6431 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
6432 that returns CC_SESWPmode and CC_ZESWPmode.
6433 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
6435 (aarch64_rtx_costs): Likewise.
6437 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6439 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
6440 for ISA 3.0 min/max support.
6441 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
6442 conditional move support.
6443 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
6444 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
6446 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
6447 conditional moves where the comparison type is different from move
6449 (fp_minmax): New code iterator for smin/smax.
6450 (minmax): New code attributes for min/max.
6451 (SMINMAX): Likewise.
6452 (smax<mode>3): Combine min, max insns into one insn using the
6453 fp_minmax code iterator. Add support for ISA 3.0 min/max
6454 instructions that don't need -ffast-math.
6455 (s<minmax><mode>3): Likewise.
6456 (smax<mode>3_vsx): Likewise.
6457 (smin<mode>3): Likewise.
6458 (s<minmax><mode>3_vsx): Likewise.
6459 (smin<mode>3_vsx): Likewise.
6460 (pre-VSX min/max splitters): Likewise.
6461 (s<minmax><mode>3_fpr): Likewise.
6462 (movsfcc): Rewrite floating point conditional moves to combine
6463 SFmode/DFmode into a single insn.
6464 (mov<mode>cc): Likewise.
6465 (movdfcc): Likewise.
6466 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
6467 SFDF2 iterators to handle all combinations.
6468 (fseldfsf4): Likewise.
6469 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
6470 (fseldfdf4): Likewise.
6471 (fselsfdf4): Likewise.
6472 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
6473 comparison instructions that set a 0/-1 mask, and use it for
6474 floating point conditional move via XXSEL.
6475 (fpmask<mode>): Likewise.
6476 (xxsel<mode>): Likewise.
6477 * config/rs6000/predicates.md (min_max_operator): Delete, no
6479 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
6480 instructions that generate a 0/-1 mask for use with XXSEL.
6481 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
6482 say whether floating point min/max is available, either through
6483 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
6484 (TARGET_MINMAX_DF): Likewise.
6486 2016-05-27 Alan Modra <amodra@gmail.com>
6488 PR rtl-optimization/71275
6489 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
6490 for update_equiv_regs and combine_and_move_insns.
6492 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
6494 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
6495 if_then_else or cond RTXes to calculate attribute value.
6496 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
6497 <attr "length_immediate>: Ditto.
6498 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
6499 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
6500 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
6501 <attr "type">: Ditto.
6502 <attr "prefix_data16">: Ditto.
6503 <attr "prefix_extra">: Ditto.
6504 <attr "length_immediate">: Ditto.
6505 <attr "prefix">: Ditto.
6506 (vec_set<mode>_0) <attr "isa">: Ditto.
6507 <attr "prefix_extra">: Ditto.
6508 <attr "length_immediate">: Ditto.
6509 <attr "prefix">: Ditto.
6510 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
6511 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
6512 (sse2_storelpd) <attr "prefix_data16">: Ditto.
6513 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
6514 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
6515 <attr "length_immediate">: Ditto.
6516 <attr "prefix">: Ditto.
6517 (sse2_movsd) <attr "length_immediate">: Ditto.
6518 <attr "prefix">: Ditto.
6519 (vec_concatv2df) <attr "isa">: Ditto.
6520 <attr "prefix">: Ditto.
6521 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
6522 (*vec_extractv2di_1) <attr "isa">: Ditto.
6523 <attr "type">: Ditto.
6524 <attr "length_immediate">: Ditto.
6525 <attr "prefix_rex">: Ditto.
6526 <attr "prefix_extra">: Ditto.
6527 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
6528 <attr "prefix_extra">: Ditto.
6529 <attr "length_immediate">: Ditto.
6530 (vec_concatv2di) <attr "isa">: Ditto.
6531 <attr "prefix_extra">: Ditto.
6532 <attr "length_immediate">: Ditto.
6533 <attr "prefix">: Ditto.
6535 2016-05-26 Martin Liska <mliska@suse.cz>
6537 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
6539 (operator+): Likewise.
6540 (operator-): Likewise.
6541 (comp_cost::operator+=): Likewise.
6542 (comp_cost::operator-=): Likewise.
6543 (comp_cost::operator/=): Likewise.
6544 (comp_cost::operator*=): Likewise.
6545 (operator<): Likewise.
6546 (operator==): Likewise.
6547 (operator<=): Likewise.
6549 (infinite_cost_p): Likewise.
6550 (add_costs): Likewise.
6551 (sub_costs): Likewise.
6552 (compare_costs): Likewise.
6553 (set_group_iv_cost): Use the newly introduced functions.
6554 (get_address_cost): Likewise.
6555 (get_shiftadd_cost): Likewise.
6556 (force_expr_to_var_cost): Likewise.
6557 (split_address_cost): Likewise.
6558 (ptr_difference_cost): Likewise.
6559 (difference_cost): Likewise.
6560 (get_computation_cost_at): Likewise.
6561 (determine_group_iv_cost_generic): Likewise.
6562 (determine_group_iv_cost_address): Likewise.
6563 (determine_group_iv_cost_cond): Likewise.
6564 (autoinc_possible_for_pair): Likewise.
6565 (determine_group_iv_costs): Likewise.
6566 (cheaper_cost_pair): Likewise.
6567 (iv_ca_recount_cost): Likewise.
6568 (iv_ca_set_no_cp): Likewise.
6569 (iv_ca_set_cp): Likewise.
6570 (iv_ca_cost): Likewise.
6571 (iv_ca_new): Likewise.
6572 (iv_ca_dump): Likewise.
6573 (iv_ca_narrow): Likewise.
6574 (iv_ca_prune): Likewise.
6575 (iv_ca_replace): Likewise.
6576 (try_add_cand_for): Likewise.
6577 (try_improve_iv_set): Likewise.
6578 (find_optimal_iv_set): Likewise.
6580 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
6582 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
6583 that internal functions will clobber all caller-saved registers.
6585 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6587 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
6588 Return a better case_values_threshold when optimizing.
6590 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
6592 * config/aarch64/aarch64-simd.md (aarch64_combinez):
6593 Add ? to integer variant.
6594 (aarch64_combinez_be): Likewise.
6596 2016-05-26 Jakub Jelinek <jakub@redhat.com>
6598 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
6599 instead of x constraint.
6600 (vcvtps2ph256<mask_name>): Likewise.
6602 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
6603 alternative. Formatting fix.
6605 * config/i386/sse.md
6606 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
6608 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
6609 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
6610 maybe_evex prefix instead of vex.
6611 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
6612 EXT_REX_SSE_REG_P (op0) case in the splitter.
6614 2016-05-25 Jeff Law <law@redhat.com>
6616 PR tree-optimization/71272
6617 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
6618 Update comments. Add test for empty path.
6620 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
6622 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
6623 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
6624 special case builtin.
6625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6626 code for ALTIVEC_BUILTIN_VEC_CMPNE.
6627 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6628 for __builtin_vec_cmpne.
6630 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
6632 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
6633 redundant test and bail out if the type of the new operand is not
6634 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
6636 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
6639 (x_ix86_target_flags_explicit): Remove.
6640 * config/i386/i386.c (ix86_function_specific_save): Do not copy
6641 x_ix86_target_flags_explicit.
6642 (ix86_function_specific_restore): Ditto.
6644 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
6645 H.J. Lu <hongjiu.lu@intel.com>
6648 * common/config/i386/i386-common.c
6649 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
6650 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
6651 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
6652 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
6653 (-mgeneral-regs-only): Add new option.
6654 * config/i386/i386.c (ix86_option_override_internal): Don't enable
6655 x87 instructions if only general registers are allowed.
6656 (ix86_target_string): Add ix86_flags argument. Handle additional
6657 flags options through ix86_flags argument. Update all callers.
6658 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
6660 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6662 PR rtl-optimization/66940
6663 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
6664 decrementing desired_val will not overflow before performing these
6667 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
6669 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
6670 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
6671 * config/i386/i386.c (enum ix86_builtins): Add
6672 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
6673 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
6674 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
6675 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
6676 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
6677 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
6678 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
6679 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
6680 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
6681 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
6682 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
6683 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
6684 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
6685 __builtin_ia32_cvtps2dq512_mask.
6686 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
6687 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
6688 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
6689 * config/i386/sse.md
6690 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
6692 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
6693 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
6695 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
6696 (avx512f_vec_pack_sfix_v8df): New define_expand.
6697 (avx512f_roundpd512): Rename to ...
6698 (avx512f_round<castmode>512): ... this. Change iterator.
6699 (avx512f_roundps512_sfix): New define_expand.
6700 (round<mode>2_sfix): Change iterator.
6702 2016-05-25 Nick Clifton <nickc@redhat.com>
6704 * config/msp430/msp430.c (msp430_attr): Produce an error if a
6705 static interrupt handler is detected.
6706 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
6707 default linker script.
6708 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
6709 the low part of a symbolic pointer.
6711 2016-05-25 Richard Biener <rguenther@suse.de>
6713 PR tree-optimization/71261
6714 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
6715 interesting stmt instead of immediate uses when looking
6716 for the use operand to replace.
6718 2016-05-25 Martin Liska <mliska@suse.cz>
6720 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
6722 2016-05-25 Richard Biener <rguenther@suse.de>
6724 PR tree-optimization/71264
6725 * tree-vect-stmts.c (vect_init_vector): Properly deal with
6728 2016-05-25 Martin Liska <mliska@suse.cz>
6730 PR tree-optimization/71239
6731 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
6732 if DECL_SIZE is NULL.
6734 2016-05-25 Richard Biener <rguenther@suse.de>
6736 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
6737 * tree-if-conv.c (pass_data_if_conversion): Use it.
6739 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6741 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
6742 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
6743 * varpool.c (varpool_node::get_availability): Likewise.
6745 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6747 * config/rs6000/altivec.md (VNEG iterator): New iterator for
6748 VNEGW/VNEGD instructions.
6749 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
6750 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
6751 support for ISA 3.0 VNEGW/VNEGD instructions.
6753 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6755 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
6756 pointers inside OACC_DATA regions.
6757 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6758 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
6759 (gimplify_adjust_omp_clauses): Fix typo in comment.
6761 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6763 * config/rs6000/altivec.md (VParity): New mode iterator for vector
6764 parity built-in functions.
6765 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
6767 (p9v_parity<mode>2): Likewise.
6768 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
6770 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
6771 (parity<mode>2): ISA 3.0 expander for vector parity.
6772 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
6774 (BU_P9_64BIT_MISC_0): Likewise.
6775 (BU_P9_MISC_0): Likewise.
6776 (BU_P9V_AV_1): Likewise.
6777 (BU_P9V_AV_2): Likewise.
6778 (BU_P9V_AV_3): Likewise.
6779 (BU_P9V_AV_P): Likewise.
6780 (BU_P9V_VSX_1): Likewise.
6781 (BU_P9V_OVERLOAD_1): Likewise.
6782 (BU_P9V_OVERLOAD_2): Likewise.
6783 (BU_P9V_OVERLOAD_3): Likewise.
6784 (VCTZB): Add vector count trailing zeros support.
6788 (VPRTYBD): Add vector parity support.
6789 (VPRTYBQ): Likewise.
6790 (VPRTYBW): Likewise.
6791 (VCTZ): Add overloaded vector count trailing zeros support.
6792 (VPRTYB): Add overloaded vector parity support.
6793 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6794 overloaded vector count trailing zeros and parity instructions.
6795 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
6796 vector parity support.
6797 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
6798 trailing zeros support.
6799 (vec_cntlz): Likewise.
6800 (vec_vctzb): Likewise.
6801 (vec_vctzd): Likewise.
6802 (vec_vctzh): Likewise.
6803 (vec_vctzw): Likewise.
6804 (vec_vprtyb): Add ISA 3.0 vector parity support.
6805 (vec_vprtybd): Likewise.
6806 (vec_vprtybw): Likewise.
6807 (vec_vprtybq): Likewise.
6808 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6809 the ISA 3.0 vector count trailing zeros and vector parity built-in
6812 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6814 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
6815 when there is stmt_to_insert.
6817 2016-05-24 Martin Sebor <msebor@redhat.com>
6820 * tree.h (complete_or_array_type_p): New inline function.
6822 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6824 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6825 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6826 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6828 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6829 Limit 1st alternative to noavx isa, split 2nd alternative into one
6830 noavx and one avx alternative, use *x and Bm in the former and
6831 x and m in the latter.
6833 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6834 of sse4 for the first alternative, drop %v from the template
6835 and d operand modifier. Split second alternative into one sse4_noavx
6836 and one avx alternative, use *x instead of *v in the former and v
6837 instead of *v in the latter.
6838 (*sse4_1_extractps): Use noavx isa instead of * for the first
6839 alternative, drop %v from the template. Split second alternative into
6840 one noavx and one avx alternative, use *x instead of *v in the
6841 former and v instead of *v in the latter.
6842 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6843 with noavx and the last one with avx.
6844 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6845 split the second one into one noavx and one avx alternative,
6846 use *x and Bm in the former and x and m in the latter one.
6847 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6850 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6851 first two alternatives to noavx, use *x instead of *v in the second
6852 one, add avx alternative without *.
6853 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6854 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6855 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6857 2016-05-24 Jeff Law <law@redhat.com>
6859 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6860 New function, extracted from...
6861 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6862 Allow simple copies and constant initializations in the SSA chain.
6864 2016-05-24 Marek Polacek <polacek@redhat.com>
6867 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6870 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6873 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6874 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6875 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6876 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6877 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6879 2016-05-24 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/71240
6882 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6885 2016-05-24 Richard Biener <rguenther@suse.de>
6887 PR tree-optimization/71230
6888 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6890 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6892 * tree-vectorizer.h (vectorizable_comparison): Delete.
6893 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6894 PURE_SLP_STMT check.
6895 * tree-vect-stmts.c (vectorizable_call): Likewise.
6896 (vectorizable_simd_clone_call): Likewise.
6897 (vectorizable_conversion): Likewise.
6898 (vectorizable_assignment): Likewise.
6899 (vectorizable_shift): Likewise.
6900 (vectorizable_operation): Likewise.
6901 (vectorizable_load): Likewise.
6902 (vectorizable_condition): Likewise.
6903 (vectorizable_store): Likewise. Assert that we don't have
6905 (vectorizable_comparison): Make static. Remove redundant
6906 PURE_SLP_STMT check.
6907 (vect_transform_stmt): Assert that we always have an slp_node
6910 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6912 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6913 operands[2] against 1 with comparison against CONST1_RTX.
6914 (<shift>di3_neon): Likewise.
6915 * config/arm/predicates.md (const0_operand): Replace with comparison
6918 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6920 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
6921 operands[2] against 1 with comparison against CONST1_RTX.
6922 (ashrdi3): Likewise.
6923 (lshrdi3): Likewise.
6924 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
6926 (ashrsi3): Likewise.
6927 (lshrsi3): Likewise.
6928 (rotrsi3): Likewise.
6929 (define_split above *compareqi_eq0): Likewise.
6930 (define_split above "prologue"): Likewise.
6931 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
6932 * config/arm/predicates.md (shift_operator): Likewise.
6933 (shift_nomul_operator): Likewise.
6934 (sat_shift_operator): Likewise.
6935 (thumb1_cmp_operand): Likewise.
6936 (const_neon_scalar_shift_amount_operand): Replace manual range
6937 check with IN_RANGE.
6938 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
6939 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
6941 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6943 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
6944 with HOST_WIDE_INT_1.
6946 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
6947 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
6948 (arm_canonicalize_comparison): Likewise.
6949 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
6951 (thumb1_size_rtx_costs): Likewise.
6952 (vfp_const_double_index): Replace cast of 1 to unsigned
6953 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6954 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
6956 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
6957 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6958 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
6959 HOST_WIDE_INT with HOST_WIDE_INT_1.
6961 2016-05-24 Marek Polacek <polacek@redhat.com>
6963 * tree-cfg.h (should_remove_lhs_p): New predicate.
6964 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6965 * gimplify.c (gimplify_modify_expr): Likewise.
6966 * tree-cfg.c (verify_gimple_call): Likewise.
6967 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
6968 * gimple-fold.c: Include "tree-cfg.h".
6969 (gimple_fold_call): Use should_remove_lhs_p.
6971 2016-05-24 Richard Biener <rguenther@suse.de>
6973 PR tree-optimization/71253
6974 * cfganal.h (control_dependences): Make robust against edge
6976 (control_dependences::control_dependences): Remove edge_list argument.
6977 (control_dependences::get_edge): Remove.
6978 (control_dependences::get_edge_src): Add.
6979 (control_dependences::get_edge_dest): Likewise.
6980 (control_dependences::m_el): Make a vector of edge src/dest index.
6981 * cfganal.c (control_dependences::find_control_dependence): Adjust.
6982 (control_dependences::control_dependences): Likewise.
6983 (control_dependences::~control_dependence): Likewise.
6984 (control_dependences::get_edge): Remove.
6985 (control_dependences::get_edge_src): Add.
6986 (control_dependences::get_edge_dest): Likewise.
6987 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
6989 (perform_tree_ssa_dce): Adjust.
6990 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
6992 (pass_loop_distribution::execute): Adjust. Do loop destroying
6993 conditional on changed.
6995 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6998 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
6999 return. Reindent transformation comment and mention the ARM state
7002 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7005 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
7006 after build_and_add_sum creates new use stmt.
7008 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7010 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
7011 load_lanes/grouped_load classification comes first. Don't check
7012 whether the vectorization factor is a multiple of the group size
7015 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
7017 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
7018 GROUP_GAP for single-element interleaving.
7019 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
7022 2016-05-24 Richard Biener <rguenther@suse.de>
7026 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
7027 bases which are accessed with non-invariant indices.
7028 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
7029 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
7031 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7034 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
7035 (add_to_ops_vec): Add stmt_to_insert.
7036 (add_repeat_to_ops_vec): Init stmt_to_insert.
7037 (insert_stmt_before_use): New.
7038 (transform_add_to_multiply): Remove mult_stmt insertion and add it
7040 (get_ops): Init stmt_to_insert.
7041 (maybe_optimize_range_tests): Likewise.
7042 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
7043 (rewrite_expr_tree_parallel): Likewise.
7044 (reassociate_bb): Likewise.
7046 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7049 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
7050 ISA 3.0 xxperm fusion alternative.
7051 (altivec_vperm_v8hiv16qi): Likewise.
7052 (altivec_vperm_<mode>_uns_internal): Likewise.
7053 (vperm_v8hiv4si): Likewise.
7054 (vperm_v16qiv8hi): Likewise.
7056 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7057 Kelvin Nilsen <kelvin@gcc.gnu.org>
7059 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
7060 vpermr/xxpermr on ISA 3.0.
7061 (altivec_expand_vec_perm_le): Likewise.
7062 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
7063 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
7066 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/i386.h (IS_STACK_MODE): Enable for
7069 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
7070 SSE_FLOAT_MODE_P macros.
7071 * config/i386/i386.c (ix86_preferred_reload_class): Use
7072 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
7073 Cleanup regclass processing for CONST_DOUBLE_P.
7074 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
7075 (ix86_rtx_costs): Remove redundant TARGET_80387 check
7076 with IS_STACK_MODE macro.
7077 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
7079 (*movdf_internal): Use IS_STACK_MODE macro.
7080 (*movsf_internal): Ditto.
7082 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
7084 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
7085 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
7087 2016-05-23 Jeff Law <law@redhat.com>
7089 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
7091 (fsm_find_control_statement_thread_paths): Call it.
7093 2016-05-23 Martin Jambor <mjambor@suse.cz>
7096 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
7097 from_global_constant if t is not NULL.
7099 2016-05-23 Marek Polacek <polacek@redhat.com>
7102 * common.opt (Wswitch-unreachable): New option.
7103 * doc/invoke.texi: Document -Wswitch-unreachable.
7104 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
7107 2016-05-23 Bin Cheng <bin.cheng@arm.com>
7109 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
7110 TMR_INDEX is non-NULL.
7112 2016-05-23 Richard Biener <rguenther@suse.de>
7114 PR tree-optimization/71230
7115 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
7116 (try_special_add_to_ops): ... here. Always test for single-use.
7118 2016-05-23 Martin Jambor <mjambor@suse.cz>
7120 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
7121 default block if a PHI node in the original one would be resized.
7123 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7125 PR tree-optimization/58135
7126 * tree-vect-slp.c: When group size is not multiple
7127 of vector size, allow splitting of store group at
7130 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
7132 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
7134 2016-05-22 Jakub Jelinek <jakub@redhat.com>
7136 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7137 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
7138 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
7141 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
7142 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
7143 v constraint instead of x and vinserti32x4 insn.
7145 * config/i386/sse.md (i128vldq): New mode iterator.
7146 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
7147 avx512dq and avx512vl alternatives.
7149 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
7150 constraint, use maybe_evex prefix instead of vex.
7151 (vec_dupv4sf): Use v constraint instead of x for output
7152 operand except for noavx alternative, use Yv constraint
7153 instead of x for input. Use maybe_evex prefix instead of vex.
7154 (*vec_dupv4si): Likewise.
7155 (*vec_dupv2di): Likewise.
7157 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
7160 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
7161 (linearize_expr_tree): Call try_special_add_to_ops.
7162 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
7164 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7166 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
7167 to computed stack_usage.
7169 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7172 * config/avr/avr.md (define_expand "mov<mode>"): If the source
7173 operand is subreg (symbol_ref) then move the symbol ref to register.
7175 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
7177 * tree.c (array_at_struct_end_p): Look through MEM_REF.
7179 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7182 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
7185 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7187 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
7188 ranges by calling get_single_symbol and tidy up. Look more closely
7189 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
7191 2016-05-20 Jeff Law <law@redhat.com>
7193 * bitmap.c (bitmap_find_bit): Remove useless test.
7195 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
7197 * function.c (thread_prologue_and_epilogue_insns): Commit the
7198 insertion of the epilogue.
7200 2016-05-20 Martin Jambor <mjambor@suse.cz>
7202 PR tree-optimization/70884
7203 * tree-sra.c (initialize_constant_pool_replacements): Do not check
7204 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
7205 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
7206 of constant pool data as a reason for scalarization.
7208 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
7210 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
7211 for naked functions.
7212 (thumb1_expand_prologue): Likewise.
7214 2016-05-20 Nathan Sidwell <nathan@acm.org>
7216 * config/nvptx/nptx.c (nvptx_option_override): Only set
7217 flag_toplevel_reorder, if not explicitly specified. Set
7218 flag_no_common, unless explicitly specified.
7220 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7222 * calls.c (can_implement_as_sibling_call_p): Mark param
7223 reg_parm_stack_space with ATTRIBUTE_UNUSED.
7225 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
7227 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
7228 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
7229 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
7231 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
7232 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
7235 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
7237 * config/nvptx/nvptx.md (sincossf3): New pattern.
7239 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7241 * calls.c (maybe_complain_about_tail_call): New function.
7242 (initialize_argument_information): Call
7243 maybe_complain_about_tail_call when clearing *may_tailcall.
7244 (can_implement_as_sibling_call_p): Call
7245 maybe_complain_about_tail_call when returning false.
7246 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
7247 ensure try_tail_call is set. Call maybe_complain_about_tail_call
7248 if tail-call optimization fails.
7249 * cfgexpand.c (expand_call_stmt): Initialize
7250 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
7251 * gimple-pretty-print.c (dump_gimple_call): Dump
7252 gimple_call_must_tail_p.
7253 * gimple.c (gimple_build_call_from_tree): Call
7254 gimple_call_set_must_tail with the value of
7255 CALL_EXPR_MUST_TAIL_CALL.
7256 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
7257 (gimple_call_set_must_tail): New function.
7258 (gimple_call_must_tail_p): New function.
7259 * print-tree.c (print_node): Update printing of TREE_STATIC
7260 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
7261 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
7262 trailing comment listing applicable flags.
7263 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
7265 2016-05-20 David Malcolm <dmalcolm@redhat.com>
7267 * calls.c (expand_call): Move "Rest of purposes for tail call
7268 optimizations to fail" to...
7269 (can_implement_as_sibling_call_p): ...this new function, and
7270 split into multiple "if" statements.
7272 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7274 * cfgloop.h (expected_loop_iterations_unbounded,
7275 expected_loop_iterations): Unconstify.
7276 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
7277 profile with known upper bound; return 3 when profile is absent.
7278 (expected_loop_iterations): Update.
7280 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7282 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
7283 and get_max_loop_iterations_int.
7285 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
7287 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
7288 realistic upper bounds here.
7290 2016-05-20 Jakub Jelinek <jakub@redhat.com>
7293 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
7294 calls if the LHS is variable length or has addressable type.
7295 If targets[0]->decl is a noreturn call with void return type and
7296 zero arguments, adjust fntype and remove lhs in that case.
7298 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
7300 PR tree-optimization/71079
7301 PR tree-optimization/71206
7302 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
7304 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7306 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
7307 (get_vec_alignment_for_array_decl): Likewise.
7308 (get_vec_alignment_for_record_decl): Likewise.
7309 (increase_alignment::execute): Move code to find alignment to
7310 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
7311 (type_align_map): New hash_map.
7313 2016-05-20 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/29756
7316 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
7317 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
7318 * fold-const.c (operand_equal_p): Likewise.
7319 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
7320 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
7321 * tree-inline.c (estimate_operator_cost): Likewise.
7322 * tree-pretty-print.c (dump_generic_node): Likewise.
7323 * tree-ssa-operands.c (get_expr_operands): Likewise.
7324 * cfgexpand.c (expand_debug_expr): Likewise.
7325 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
7326 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
7327 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
7328 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
7329 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
7330 (execute_update_addresses_taken): Do it.
7332 2016-05-20 Richard Biener <rguenther@suse.de>
7334 PR tree-optimization/71185
7335 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
7336 register operations.
7338 2016-05-20 Richard Biener <rguenther@suse.de>
7340 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
7341 gimple_seq_add_seq_without_update.
7342 (release_bb_predicate): Assert we have no operands to free.
7343 (if_convertible_loop_p_1): Calculate post dominators later.
7344 Do not free BB predicates here.
7345 (combine_blocks): Do not recompute BB predicates.
7346 (version_loop_for_if_conversion): Save BB predicates around
7349 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7351 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
7352 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
7353 code. Ignore sibcalls on EDGE_IGNORE edges.
7354 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
7355 on edges for sibcalls that run without prologue. The rest of the
7356 function is combined from...
7357 (fix_fake_fallthrough_edge): ... this, and ...
7358 (try_shrink_wrapping): ... a part of this. Remove the bb_with
7359 function argument, make it a local variable.
7361 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
7363 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
7364 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
7365 for 32-bit mode and SEH for 64-bit.
7366 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
7367 TARGET_64BIT_DEFAULT.
7369 2016-05-19 Ryan Burn <contact@rnburn.com>
7371 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
7372 * gengtype.c (open_base_files): Add cilk.h to ifiles.
7374 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
7376 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
7377 force pending loads from memory.
7379 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
7381 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
7382 (UNSPEC_DARN_32): New unspec constant.
7383 (UNSPEC_DARN_RAW): New unspec constant.
7384 (darn_32): New instruction.
7385 (darn_raw): New instruction.
7386 (darn): New instruction.
7387 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
7388 support and documentation for this macro.
7389 (BU_P9_MISC_1): New macro definition.
7390 (BU_P9_64BIT_MISC_0): New macro definition.
7391 (BU_P9_MISC_0): New macro definition.
7392 (darn_32): New builtin definition.
7393 (darn_raw): New builtin definition.
7394 (darn): New builtin definition.
7395 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
7396 RS6000_BUILTIN_0 directives to surround each occurrence of
7397 #include "rs6000-builtin.def".
7398 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
7399 RS6000_BTM_64BIT flags to the returned mask, depending on
7401 (def_builtin): Correct an error in the assignments made to the
7402 debugging variable attr_string.
7403 (rs6000_expand_builtin): Add support for no-operand built-in
7405 (builtin_function_type): Remove fatal_error assertion that is no
7407 (rs6000_common_init_builtins): Add support for no-operand built-in
7409 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
7411 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
7413 (RS6000_BTM_64BIT): New macro definition.
7414 * doc/extend.texi: Document __builtin_darn (void),
7415 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
7418 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
7420 * tree-vect-loop.c (vect_analyze_loop_2): Use also
7421 max_loop_iterations_int.
7423 2016-05-19 Marek Polacek <polacek@redhat.com>
7425 PR tree-optimization/71031
7426 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
7427 condition and adjust the code a bit.
7429 2016-05-19 Martin Liska <mliska@suse.cz>
7431 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
7432 auto_vec instead of vec.
7434 2016-05-19 Martin Liska <mliska@suse.cz>
7436 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
7438 2016-05-19 Martin Liska <mliska@suse.cz>
7440 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
7442 2016-05-19 Martin Liska <mliska@suse.cz>
7444 * ipa-pure-const.c (set_function_state): Remove an existing
7446 (remove_node_data): Do not free it as it's released
7447 in set_function_state.
7449 2016-05-19 Martin Liska <mliska@suse.cz>
7451 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
7454 2016-05-19 Martin Liska <mliska@suse.cz>
7456 * omp-simd-clone.c (simd_clone_adjust): Release vector.
7458 2016-05-19 Martin Liska <mliska@suse.cz>
7460 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
7461 an auto_vec instead of re-creating it.
7463 2016-05-19 Martin Liska <mliska@suse.cz>
7465 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
7466 auto_vec instead of vec.
7468 2016-05-19 Martin Liska <mliska@suse.cz>
7470 * lto-section-in.c (lto_get_section_data): Call
7471 lto_check_version with additional argument.
7472 * lto-streamer.c (lto_check_version): Add new argument.
7473 * lto-streamer.h (lto_check_version): Likewise.
7475 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7477 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
7478 Don't add cost of inner memory when handling sign-extended loads.
7480 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
7482 PR rtl-optimization/71148
7483 * cse.c (cse_main): Free dominance info.
7484 (rest_of_handle_cse): Don't free dominance info.
7485 (rest_of_handle_cse2): Likewise.
7486 (rest_of_handle_cse_after_global_opts): Likewise.
7488 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7491 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
7492 NULL_TREE early if NEON is not available. Remove now redundant check
7493 in ARM_CHECK_BUILTIN_MODE.
7495 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
7498 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
7499 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
7500 * doc/cpp.texi: Document new macros.
7502 2016-05-19 Bin Cheng <bin.cheng@arm.com>
7504 PR tree-optimization/69848
7505 * tree-vect-loop.c (vectorizable_reduction): Don't factor
7506 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
7508 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
7510 * function.c (thread_prologue_and_epilogue_insn): Move the
7511 "goto epilogue_done" one block later.
7513 2016-05-19 Richard Biener <rguenther@suse.de>
7515 PR tree-optimization/70729
7516 * passes.def: Move LIM pass before PRE. Remove no longer
7517 required copyprop and move first DCE out of the loop pipeline.
7519 2016-05-18 David Malcolm <dmalcolm@redhat.com>
7522 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
7523 (OBJS-libcommon-target): ...here.
7524 * opts-common.c: Include spellcheck.h.
7525 (cmdline_handle_error): Build a vec of valid options and use it
7526 to suggest provide hints for misspelled arguments.
7528 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7531 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
7532 lhs if it has TREE_ADDRESSABLE type.
7534 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
7537 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
7538 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
7540 2016-05-18 Martin Jambor <mjambor@suse.cz>
7543 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
7544 input for NOP_EXPR pass-through functions.
7545 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
7546 aggregate global constant VAR_DECLs in constant jump functions.
7548 2016-05-18 Martin Jambor <mjambor@suse.cz>
7551 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
7552 from TREE_READONLY parameters.
7554 2016-05-18 Martin Jambor <mjambor@suse.cz>
7557 * cgraph.h (cgraph_indirect_call_info): New field
7558 guaranteed_unmodified.
7559 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
7560 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7562 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
7563 pass the parameter value to ipa_find_agg_cst_for_param.
7564 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
7565 guaranteed_unmodified, store AA results there instead of bailing out
7567 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
7568 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
7569 (find_constructor_constant_at_offset): New function.
7570 (ipa_find_agg_cst_from_init): Likewise.
7571 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
7572 static initializers of contants, report back through a new paameter
7573 from_global_constant if that was the case.
7574 (try_make_edge_direct_simple_call): Also pass parameter value to
7575 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
7577 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
7578 (ipa_read_indirect_edge_info): Likewise.
7579 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
7580 (ipa_load_from_parm_agg): Likewise.
7582 2016-05-18 Jiong Wang <jiong.wang@arm.com>
7584 PR rtl-optimization/71150
7585 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
7588 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7591 * config/rs6000/constraints.md (wE constraint): New constraint
7592 for a vector constant that can be loaded with XXSPLTIB.
7593 (wM constraint): New constraint for a vector constant of a 1's.
7594 (wS constraint): New constraint for a vector constant that can be
7595 loaded with XXSPLTIB and a vector sign extend instruction.
7596 * config/rs6000/predicates.md (xxspltib_constant_split): New
7597 predicates for wE/wS constraints.
7598 (xxspltib_constant_nosplit): Likewise.
7599 (easy_vector_constant): Add support for constants that can be
7600 loaded via XXSPLTIB.
7601 (all_ones_constant): New predicate for vector constant with all
7603 (splat_input_operand): Add support for ISA 3.0 word splat operations.
7604 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
7605 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
7606 instruction and possibly with a sign extension.
7607 (output_vec_const_move): Add support for XXSPLTIB. If we are
7608 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
7609 instead of XXLXOR/XXLORC.
7610 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
7612 (rs6000_legitimize_reload_address): Likewise.
7613 (rs6000_output_move_128bit): Use output_vec_const_move to emit
7615 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
7616 combine VSX_M and VSX_M2 into one iterator.
7618 (VSINT_84): New iterators for loading constants with XXSPLTIB.
7619 (VSINT_842): Likewise.
7620 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
7621 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
7622 XXSPLTIB instruction.
7623 (xxspltib_<mode>_nosplit): Likewise.
7624 (xxspltib_<mode>_split): New insn to load up constants with
7625 XXSPLTIB and a sign extend instruction.
7626 (vsx_mov<mode>): Replace single move that handled all vector types
7627 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
7628 moves (when -mvsx-timode is in effect) into the main vector
7629 moves. Eliminate separate moves for <VSr> <VSa>, where the
7630 preferred register class (<VSr>) is listed first, and the
7631 secondary register class (<VSa>) is listed second with a '?' to
7632 discourage use. Prefer loading 0/-1 in any VSX register for ISA
7633 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
7634 that if the register was involved in a slow operation, the
7635 clear/set operation does not wait for the slow operation to
7636 finish. Adjust the length attributes for 32-bit mode. Use
7637 rs6000_output_move_128bit and drop the use of the string
7638 instructions for 32-bit movti when -mvsx-timode is in effect. Use
7639 spacing so that the alternatives and attributes don't generate
7640 long lines, and put things in columns, so that it is easier to
7641 match up the operands and attributes with the insn alternatives.
7642 (vsx_mov<mode>_64bit): Likewise.
7643 (vsx_mov<mode>_32bit): Likewise.
7644 (vsx_movti_64bit): Fold movti into normal vector moves.
7645 (vsx_movti_32bit): Likewise.
7646 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
7648 (vsx_splat_v4si_internal): Likewise.
7649 (vsx_splat_v4sf_internal): Likewise.
7650 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
7651 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
7652 extend vector elements.
7653 (vsx_sign_extend_hi_<mode>): Likewise.
7654 (vsx_sign_extend_si_v2di): Likewise.
7655 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
7657 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
7658 constraints. Add trailing period to wL documentation.
7660 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
7663 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
7664 * tree-dfa.c (replace_abnormal_ssa_names): New function.
7665 * tree-call-cdce.c: Include tree-dfa.h.
7666 (can_guard_call_p): New function, extracted from...
7667 (can_use_internal_fn): ...here.
7668 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
7670 (shrink_wrap_one_built_in_call): Likewise.
7671 (use_internal_fn): Likewise.
7672 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
7673 and return void. Call replace_abnormal_ssa_names.
7674 (pass_call_cdce::execute): Check can_guard_call_p during the
7675 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
7676 will always change something.
7678 2016-05-18 Martin Jambor <mjambor@suse.cz>
7681 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
7682 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7684 2016-05-18 Martin Jambor <mjambor@suse.cz>
7687 * ipa-inline.h (condition): New field size.
7688 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
7689 for comaprison and store it into the new condition.
7690 (evaluate_conditions_for_known_args): Use condition size to check
7691 access sizes for all but CHANGED conditions.
7692 (unmodified_parm_1): New parameter size_p, store access size into it.
7693 (unmodified_parm): Likewise.
7694 (unmodified_parm_or_parm_agg_item): Likewise.
7695 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
7696 (set_cond_stmt_execution_predicate): Extract access sizes and store
7698 (set_switch_stmt_execution_predicate): Likewise.
7699 (will_be_nonconstant_expr_predicate): Likewise.
7700 (will_be_nonconstant_predicate): Likewise.
7701 (inline_read_section): Stream condition size.
7702 (inline_write_summary): Likewise.
7704 2016-05-18 Richard Biener <rguenther@suse.de>
7706 * tree-ssa-loop-im.c (determine_max_movement): Properly add
7707 condition cost to PHI cost instead of total_cost.
7709 2016-05-18 Martin Liska <mliska@suse.cz>
7712 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7715 2016-05-18 Richard Biener <rguenther@suse.de>
7717 * lto-streamer.h (LTO_major_version): Bump to 6.
7719 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7721 * function.c (make_split_prologue_seq, make_prologue_seq,
7722 make_epilogue_seq): New functions, factored out from...
7723 (thread_prologue_and_epilogue_insns): Here.
7725 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7727 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
7728 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
7729 of before. Add a comment.
7731 2016-05-18 Bin Cheng <bin.cheng@arm.com>
7733 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
7734 expression pointer, not pointer to the pointer.
7736 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7738 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
7739 (avx2_pbroadcast<mode>): Add another alternative with v instead
7740 of x constraints in it, using <pbroadcast_evex_isa> isa.
7741 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
7743 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
7744 constraint x instead of v in second alternative, add avx512bw
7747 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
7748 constraint x instead of v in second alternative, add avx512bw
7751 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
7752 constraint x instead of v in second alternative, add avx512bw
7755 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
7756 avx512bw alternative.
7758 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7760 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
7762 (define_insn "*andnottf3"): Ditto.
7763 (define_insn "*<code><mode>3"/any_logic): Ditto.
7764 (define_insn "*<code>tf3"/any_logic): Ditto.
7765 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
7766 operand to block AVX-512VL insn variant emit when it is not enabled.
7768 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7770 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
7771 constraint fot SF mode.
7773 2016-05-18 Petr Murzin <petr.murzin@intel.com>
7774 Kirill Yukhin <kirill.yukhin@intel.com>
7776 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
7778 (define_insn "rsqrt14<mode>"): Ditto.
7779 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
7780 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
7781 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
7782 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
7783 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
7785 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
7786 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
7787 * config/i386/i386.c (ix86_print_operand): Expand check for size
7788 override codes for Intel syntax.
7790 2016-05-18 Richard Biener <rguenther@suse.de>
7792 PR tree-optimization/71168
7793 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
7794 initialization earlier.
7796 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
7798 * config/aarch64/aarch64-simd.md
7799 (aarch64_reduc_plus_internal<mode>): Rename to...
7800 (reduc_plus_scal): ...This, and remove previous implementation.
7802 2016-05-18 Richard Biener <rguenther@suse.de>
7804 * passes.def: Put late dse and cd_dce in canonical order.
7806 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
7808 * ipa-inline-transform.c (preserve_function_body_p): Look for
7809 first non-thunk clone.
7810 (save_function_body): Save into first non-thunk.
7811 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
7813 (lto_output_node): Inline thunks don't need body in every
7815 * lto-streamer-in.c: Do not fixup thunk clones.
7816 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
7818 * tree-inline.c (copy_bb): Be prepared for target node to be new after
7821 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7824 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7825 (reassociate_bb): Call transform_add_to_multiply.
7827 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7829 * config/aarch64/aarch64.c (all_extensions): Removed unused
7832 2016-05-17 Nathan Sidwell <nathan@acm.org>
7834 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7835 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7837 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7839 PR tree-optimization/54579
7841 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7843 2016-05-17 Marek Polacek <polacek@redhat.com>
7846 * tree-inline.c (expand_call_inline): Call
7847 maybe_remove_unused_call_args.
7849 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7851 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7852 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7853 * doc/md.texi (fmin@var{m}3): Likewise.
7855 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7857 * match.pd (X & C): New transformation.
7859 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7861 * match.pd (~X & Y): New transformation.
7863 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7865 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7866 information for new SSA_NAME.
7867 (simplify_conversion_using_ranges): Get range through get_range_info
7868 instead of get_value_range.
7870 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7872 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7873 Remove inline assembly.
7874 (vmvn_s16): Likewise.
7875 (vmvn_s32): Likewise.
7876 (vmvn_u8): Likewise.
7877 (vmvn_u16): Likewise.
7878 (vmvn_u32): Likewise.
7879 (vmvnq_s8): Likewise.
7880 (vmvnq_s16): Likewise.
7881 (vmvnq_s32): Likewise.
7882 (vmvnq_u8): Likewise.
7883 (vmvnq_u16): Likewise.
7884 (vmvnq_u32): Likewise.
7885 (vmvn_p8): Likewise.
7886 (vmvnq_p16): Likewise.
7888 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7890 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7892 (vmul_n_s16): Likewise.
7893 (vmul_n_s32): Likewise.
7894 (vmul_n_u16): Likewise.
7895 (vmul_n_u32): Likewise.
7896 (vmulq_n_f32): Likewise.
7897 (vmulq_n_f64): Likewise.
7898 (vmulq_n_s16): Likewise.
7899 (vmulq_n_s32): Likewise.
7900 (vmulq_n_u16): Likewise.
7901 (vmulq_n_u32): Likewise.
7903 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7905 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7906 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7908 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7910 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7911 to *aarch64_fma4_elt_from_dup<mode>.
7912 (*aarch64_fnma4_elt_to_128df): Rename to
7913 *aarch64_fnma4_elt_from_dup<mode>.
7914 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7915 (vfms_n_f32): Likewise.
7916 (vfms_n_f64): Likewise.
7917 (vfmsq_n_f32): Likewise.
7918 (vfmsq_n_f64): Likewise.
7920 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
7922 * wide-int.h: Change fixed_wide_int_storage from class to struct.
7924 2016-05-17 Richard Biener <rguenther@suse.de>
7926 PR tree-optimization/71132
7927 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
7928 Only add control dependences for blocks in the loop.
7929 (build_rdg): Adjust.
7930 (generate_code_for_partition): Return whether loop should
7931 be destroyed and delay that.
7932 (distribute_loop): Likewise.
7933 (pass_loop_distribution::execute): Record loops to be destroyed
7934 and perform delayed destroying of loops.
7936 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7939 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
7941 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7943 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
7945 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
7948 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
7949 insertion point for instructions generated by validize_mem.
7951 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7953 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
7956 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7958 * config/aarch64/aarch64.c
7959 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
7960 rather than a macro.
7962 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7964 * doc/invoke.texi (AArch64 Options): Various updates.
7966 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7968 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
7969 into instrumentation thunks.
7970 * cif-code.def (CIF_CHKP): New.
7972 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
7974 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
7976 2016-05-16 Martin Jambor <mjambor@suse.cz>
7978 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
7979 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
7981 2016-05-16 Marek Polacek <polacek@redhat.com>
7983 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
7986 2016-05-16 Martin Jambor <mjambor@suse.cz>
7989 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
7990 the outlined kernel function.
7992 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
7994 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
7995 (ISA_HAS_DLSA): Ditto.
7997 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7999 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
8001 2016-05-16 Nathan Sidwell <nathan@acm.org>
8003 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
8004 (nvptx_name_replacement): Restore. Add comment.
8005 (write_fn_proto, write_fn_proto_from_insn,
8006 nvptx_output_call_insn): Restore
8007 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
8009 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8011 * config/aarch64/aarch64.md
8012 (add<mode>3_compareC_cconly_imm): Remove use of %w.
8013 (add<mode>3_compareC_imm): Likewise.
8014 (<optab>si3_uxtw): Split into register and immediate variants.
8015 (andsi3_compare0_uxtw): Likewise.
8016 (and<mode>3_compare0): Likewise.
8017 (and<mode>3nr_compare0): Likewise.
8018 (stack_protect_test_<mode>): Don't use %x for memory operands.
8020 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
8022 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
8024 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
8026 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
8027 Split integer shifts into shift_reg and bfm.
8028 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
8029 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
8030 (ror<mode>3_insn): Likewise.
8031 (<optab>si3_insn_uxtw): Likewise.
8032 (<optab><mode>3_insn): Change to rotate_imm.
8033 (extr<mode>5_insn_alt): Likewise.
8034 (extrsi5_insn_uxtw): Likewise.
8035 (extrsi5_insn_uxtw_alt): Likewise.
8037 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8039 * doc/tm.texi: Regenerate.
8040 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
8041 (TARGET_INVALID_RETURN_TYPE): Remove.
8042 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
8043 TARGET_INVALID_RETURN_TYPE.
8044 * target.def (invalid_parameter_type): Remove.
8045 (invalid_return_type): Remove.
8047 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8049 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
8050 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
8052 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
8054 (preserve_function_body_p): No need to preserve function body
8055 * cif-codes.def (CIF_THUNK): Remove.
8056 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
8058 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8060 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
8062 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8064 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
8067 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8069 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
8070 (inline_small_functions): Do not look for function symbol when
8073 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
8075 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
8078 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8079 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8080 Jiong Wang <jiong.wang@arm.com>
8082 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
8083 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
8084 Define __ARM_FP16_ARGS when appropriate.
8085 * config/arm/arm.c (arm_invalid_parameter_type): Remove
8087 (arm_invalid_return_type): Likewise.
8088 (TARGET_INVALID_PARAMETER_TYPE): Remove.
8089 (TARGET_INVALID_RETURN_TYPE): Remove.
8090 (aapcs_vfp_sub_candidate): Allow HFmode.
8091 (aapcs_vfp_allocate): Add comment. Support HFmode.
8092 (aapcs_vfp_allocate_return_reg): Likewise.
8093 (struct aapcs_cp_arg_layout): Slightly reword comments for
8094 is_return_candidate and allocate_return_reg.
8095 (output_mov_vfp): Update assert.
8096 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
8098 (arm_invalid_parameter_type): Remove.
8099 (amr_invalid_return_type): Remove.
8100 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
8101 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
8102 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
8104 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
8106 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
8107 * config/aarch64/arch64-protos.h
8108 (aarch64_legitimize_reload_address): Remove.
8109 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
8112 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
8114 * configure.ac: Add ACX_NONCANONICAL_HOST.
8115 * configure: Regenerate.
8116 * Makefile.in: Set host_noncanonical.
8118 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
8121 * config/i386/i386.md (*movtf_internal): Before register allocation,
8122 do not allow FP constants for CM_MEDIUM memory model, allow only
8123 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
8124 (*movxf_internal): Ditto.
8125 (*movdf_internal): Ditto.
8126 (*movsf_internal): Ditto.
8128 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
8130 PR rtl-optimization/67483
8131 * combine.c (make_compound_operation): Don't call extract_left_shift
8132 with negative shift amounts.
8134 2016-05-13 Jakub Jelinek <jakub@redhat.com>
8137 * fold-const.c (fold_checksum_tree): Allow modification
8138 of TYPE_ALIAS_SET during folding.
8140 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
8141 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
8142 (ix86_split_to_parts): Likewise. Fix up formatting.
8144 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
8146 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
8147 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
8150 2016-05-13 Nathan Sidwell <nathan@acm.org>
8152 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
8153 (nvptx_name_replacement): Delete.
8154 (write_fn_proto, write_fn_proto_from_insn,
8155 nvptx_output_call_insn): Remove nvptx_name_replacement call.
8156 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
8157 * langhooks.c (add_builtin_funcction_common): Call
8158 targetm.mangle_decl_assembler_name.
8160 * config/nvptx/nvptx.c (write_fn_proto): Handle
8161 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
8163 2016-05-13 Martin Liska <mliska@suse.cz>
8165 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
8166 and PRIu64 in printf format.
8168 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8170 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
8173 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8175 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8176 Change --param max-completely-peeled-times to
8177 --param max-completely-peel-times in dump file printing.
8179 2016-05-13 Richard Biener <rguenther@suse.de>
8181 PR tree-optimization/42587
8182 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
8183 (find_bswap_or_nop_1): Likewise.
8184 (bswap_replace): Likewise.
8186 2016-05-13 Martin Liska <mliska@suse.cz>
8188 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
8189 Initialize a variable with default value.
8191 2016-05-13 Martin Liska <mliska@suse.cz>
8193 * doc/invoke.texi: Enhance explanation of error recovery
8196 2016-05-13 Martin Liska <mliska@suse.cz>
8198 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
8199 (struct cost_pair): Change inv_expr_id (int) to inv_expr
8200 (iv_inv_expr_ent *).
8201 (struct iv_inv_expr_ent): Comment struct fields.
8202 (sort_iv_inv_expr_ent): New function.
8203 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
8204 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
8205 a hash_map between iv_inv_expr_ent and number of usages.
8206 (niter_for_exit): Fix coding style.
8207 (tree_ssa_iv_optimize_init): Use renamed variable.
8208 (determine_base_object): Fix coding style.
8209 (alloc_iv): Likewise.
8210 (find_interesting_uses_outside): Likewise.
8211 (add_candidate_1): Likewise.
8212 (add_standard_iv_candidates): Likewise.
8213 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
8214 (prepare_decl_rtl): Fix coding style.
8215 (get_address_cost): Likewise.
8216 (get_shiftadd_cost): Likewise.
8217 (force_expr_to_var_cost): Likewise.
8218 (compare_aff_trees): Likewise.
8219 (get_expr_id): Restructure the function.
8220 (get_loop_invariant_expr_id): Renamed to
8221 get_loop_invariant_expr.
8222 (get_computation_cost_at): Replace usage of inv_expr_id with
8224 (get_computation_cost): Likewise.
8225 (determine_group_iv_cost_generic): Likewise.
8226 (determine_group_iv_cost_address): Likewise.
8227 (iv_period): Fix coding style.
8228 (iv_elimination_compare_lt): Likewise.
8229 (may_eliminate_iv): Likewise.
8230 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
8232 (determine_group_iv_costs): Dump invariant expressions.
8233 (iv_ca_recount_cost): Use the newly added hash_map.
8234 (iv_ca_set_remove_invariants): Fix coding style.
8235 (iv_ca_set_add_invariants): Fix coding style.
8236 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
8238 (iv_ca_set_cp): Likewise.
8239 (iv_ca_new): Initialize the newly added hash_map and remove
8240 initialization of fields.
8241 (iv_ca_free): Delete the hash_map.
8242 (iv_ca_dump): Dump invariant expressions.
8243 (iv_ca_extend): Fix coding style.
8244 (try_add_cand_for): Likewise.
8245 (create_new_ivs): Dump information about # of avg iterations and
8246 # of used invariant expressions.
8247 (rewrite_use_compare): Fix coding style.
8248 (free_loop_data): Set default value for max_inv_expr_id.
8250 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
8252 * cse.c (rest_of_handle_cse): Use cleanup_cfg
8253 returned value cse_cfg_altered computation.
8254 (rest_of_handle_cse2): Likewise.
8255 (rest_of_handle_cse_after_global_opts): Likewise.
8257 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8260 * config/arm/arm.c (arm32_output_mi_thunk): New.
8261 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
8262 to split Thumb1 vs TARGET_32BIT functionality.
8263 (arm_thumb1_mi_thunk): New.
8265 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8267 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
8270 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8273 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
8275 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
8277 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
8278 (expand_builtin_trap): Emit a regular call.
8279 (set_builtin_user_assembler_name): Remove obsolete cases.
8280 * dse.c (scan_insn): Adjust.
8281 * except.c: Include calls.h.
8282 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
8283 emit a regular call to setjmp.
8284 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
8285 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
8286 (emit_block_move_via_libcall): Delete.
8287 (block_move_fn): Delete.
8288 (init_block_move_fn): Likewise.
8289 (emit_block_move_libcall_fn): Likewise.
8290 (emit_block_op_via_libcall): New function.
8291 (set_storage_via_libcall): Tidy up and use memset builtin.
8292 (block_clear_fn): Delete.
8293 (init_block_clear_fn): Likewise.
8294 (clear_storage_libcall_fn): Likewise.
8295 (expand_assignment): Call emit_block_move_via_libcall.
8296 Do not include gt-expr.h.
8297 * expr.h (emit_block_op_via_libcall): Declare.
8298 (emit_block_copy_via_libcall): New inline function.
8299 (emit_block_move_via_libcall): Likewise.
8300 (emit_block_comp_via_libcall): Likewise.
8301 (block_clear_fn): Delete.
8302 (init_block_move_fn): Likewise.
8303 (init_block_clear_fn): Likewise.
8304 (emit_block_move_via_libcall): Likewise.
8305 (set_storage_via_libcall): Add default parameter value.
8306 * libfuncs.h (enum libfunc_index): Remove obsolete values.
8307 (abort_libfunc): Delete.
8308 (memcpy_libfunc): Likewise.
8309 (memmove_libfunc): Likewise.
8310 (memcmp_libfunc): Likewise.
8311 (memset_libfunc): Likewise.
8312 (setbits_libfunc): Likewise.
8313 (setjmp_libfunc): Likewise.
8314 (longjmp_libfunc): Likewise.
8315 (profile_function_entry_libfunc): Likewise.
8316 (profile_function_exit_libfunc): Likewise.
8317 (gcov_flush_libfunc): Likewise.
8318 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
8319 and DECL_VISIBILITY on the declaration.
8320 (init_optabs): Do not initialize obsolete libfuncs.
8321 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
8322 * tree-core.h (ECF_RET1): Define.
8323 (ECF_TM_PURE): Adjust.
8324 (ECF_TM_BUILTIN): Likewise.
8325 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
8326 (build_common_builtin_nodes): Initialize abort builtin.
8327 Add ECF_RET1 on memcpy, memmove and memset builtins.
8328 Pass final flags for alloca and alloca_with_align builtins.
8329 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
8331 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
8332 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
8333 set_storage_via_libcall and call emit_block_copy_via_libcall.
8335 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
8337 * config/i386/i386.md (*call_got_x32): Change operand 0 to
8338 DImode before it is passed to ix86_output_call_operand.
8339 (*call_value_got_x32): Ditto for operand 1.
8341 2016-05-12 Jiong Wang <jiong.wang@arm.com>
8343 PR rtl-optimization/70904
8344 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
8345 reload for wide mode.
8347 2016-05-12 Marek Polacek <polacek@redhat.com>
8350 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
8351 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
8352 * langhooks.h (incomplete_type_error): Likewise.
8353 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
8354 parameter, pass it down to incomplete_type_error.
8355 * tree.h (size_in_bytes): New inline overload.
8356 (size_in_bytes_loc): Renamed from size_in_bytes.
8358 2016-05-12 Richard Biener <rguenther@suse.de>
8360 PR tree-optimization/71059
8361 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
8362 nary before looking up or entering the expression into the VN
8364 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
8365 Make sure to re-use NARYs without result as inserted by
8368 2016-05-12 Richard Biener <rguenther@suse.de>
8370 PR tree-optimization/71062
8371 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8373 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8374 vars_contains_restrict if the var is a restrict tag.
8375 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
8376 do not disambiguate pointers against it.
8377 (dump_points_to_solution): Re-structure and adjust for new
8378 vars_contains_restrict flag.
8379 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
8381 2016-05-12 Martin Liska <mliska@suse.cz>
8383 * doc/invoke.texi: Explain connection between
8384 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
8386 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
8388 PR tree-optimization/71006
8389 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
8390 consider COND_EXPR as a mask producer.
8392 2016-05-12 Marek Polacek <polacek@redhat.com>
8395 * opts.c (common_handle_option): Detect missing argument for --help^.
8397 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8400 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
8401 when popping the PC and within an interrupt handler routine.
8402 Add missing tab to output of "ldmfd".
8403 (output_return_instruction): Output LDMFD with SP update rather
8404 than POP when returning from interrupt handler.
8406 2016-05-12 Jakub Jelinek <jakub@redhat.com>
8408 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
8409 TARGET_64BIT && TARGET_AVX512DQ.
8410 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
8411 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
8412 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
8413 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
8414 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
8415 (*vec_extractv4si_zext): Add avx512dq alternative.
8416 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
8417 use v instead of x constraint in other alternatives where possible.
8419 * config/i386/sse.md (sse2_loadld): Use v instead of x
8420 constraint in alternatives 0,1,4.
8422 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
8423 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
8424 v constraints instead of x and <pinsr_evex_isa> isa attribute.
8427 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
8428 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
8429 is not emitted unless TARGET_AVX512BW.
8430 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
8431 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
8432 for the result operand.
8434 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
8435 constraint instead of x in avx alternatives. Use maybe_evex instead
8438 * config/i386/constraints.md (Yv): New constraint.
8439 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
8440 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
8441 * config/i386/i386.md (avx512fvecmode): New mode attr.
8442 (*pushtf): Use v constraint instead of x.
8443 (*movtf_internal): Likewise. For TARGET_AVX512VL and
8444 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
8445 (*absneg<mode>2): Use Yv constraint instead of x constraint.
8446 (*absnegtf2_sse): Likewise.
8447 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
8448 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
8449 avx512f alternatives.
8450 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
8452 2016-05-12 Richard Biener <rguenther@suse.de>
8454 PR tree-optimization/71060
8455 * tree-data-ref.c (initialize_data_dependence_relation): Do not
8456 require exact match of DR_BASE_OBJECT but only matching address and
8459 2016-05-12 Richard Biener <rguenther@suse.de>
8461 PR tree-optimization/70986
8462 * cfganal.c: Include cfgloop.h.
8463 (dfs_find_deadend): Prefer to take edges exiting loops.
8465 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8467 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
8468 compile and run time.
8470 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
8473 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
8475 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
8477 * config/i386/i386.c (legitimize_pic_address): Use
8478 copy_to_suggested_reg instead of gen_movsi.
8480 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8482 * config/rs6000/predicates.md (quad_memory_operand): Move most of
8483 the code into quad_address_p and call it to share code with
8484 vsx_quad_dform_memory_operand.
8485 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
8487 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
8488 bit instead of being a separate word. Split -mpower9-dform into
8489 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8490 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
8491 for the register class supporting 128-bit quad word memory offsets.
8492 (mode_supports_vsx_dform_quad): Helper function to return if the
8493 register class uses quad word memory offsets.
8494 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
8495 (rs6000_debug_reg_global): Always print if we are using LRA or not.
8496 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
8497 instructions are enabled, set up the appropriate addr_masks for
8499 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
8500 -mpower9-dform-scalar, instead of -mpower9-dform.
8501 (rs6000_option_override_internal): Split -mpower9-dform into two
8502 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
8503 -mpower9-dform switch sets or clears both. If we are not using
8504 the LRA register allocator, do not enable -mpower9-dform-vector by
8505 default. If we are using LRA, enable -mpower9-dform-vector and
8506 -mvsx-timode if it is appropriate. Issue a warning if either
8507 -mpower9-dform-vector or -mvsx-timode are explicitly used without
8509 (quad_address_offset_p): New helper function to return if the
8510 offset is legal for quad word memory instructions.
8511 (quad_address_p): New function to determin if GPR or vector
8512 register quad word memory addresses are legal.
8513 (mem_operand_gpr): Validate quad word address offsets.
8514 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
8515 d-form (register + offset) instructions.
8516 (offsettable_ok_by_alignment): Likewise.
8517 (rs6000_legitimate_offset_address_p): Likewise.
8518 (legitimate_lo_sum_address_p): Likewise.
8519 (rs6000_legitimize_address): Likewise.
8520 (rs6000_legitimize_reload_address): Add more debug statements for
8522 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
8523 d-form instructions.
8524 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
8525 d-form instructions. Distinguish different cases in debug
8526 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
8527 d-form instructions.
8528 (rs6000_preferred_reload_class): Likewise.
8529 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
8530 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
8531 of the ISA 2.06 indexed memory instructions.
8532 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
8533 use them to save/restore the saved vector registers instead of
8534 using Altivec instructions.
8535 (rs6000_emit_epilogue): Likewise.
8536 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
8537 (rs6000_opt_masks): Split -mpower9-dform into
8538 -mpower9-dform-scalar and -mpower9-dform-vector.
8539 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
8541 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
8542 ISA 3.0 vector indexed memory instructions, and fold the code into
8543 the normal mov<mode> patterns.
8544 (p9_vecstore_<mode>): Likewise.
8545 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
8547 (vsx_movti_64bit): Likewise.
8548 (vsx_movti_32bit): Likewise.
8549 * config/rs6000/constraints.md (wO constraint): New constraint for
8550 ISA 3.0 vector d-form support.
8551 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
8552 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
8553 include -mpower9-dform-vector until we switch over to LRA.
8554 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
8555 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
8556 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
8557 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8558 for -mpower9-dform and -mlra.
8559 * doc/md.texi (wO constraint): Document wO constraint.
8561 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
8563 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
8564 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
8565 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
8566 Move handling of non-insn arguments inline into the sole user:
8567 (output_trans_func): ...here.
8568 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
8569 in emitted function prototype.
8570 (output_internal_insn_latency_func): Ditto. Simplify.
8571 (output_internal_maximal_insn_latency_func): Ditto. Delete
8572 always-unused argument.
8573 (output_insn_latency_func): Ditto.
8574 (output_maximal_insn_latency_func): Ditto.
8576 2016-05-11 Richard Biener <rguenther@suse.de>
8578 PR tree-optimization/71055
8579 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
8580 sth with precision not equal to access size verify we don't chop
8583 2016-05-11 Richard Biener <rguenther@suse.de>
8586 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
8587 (dwarf2out_finish): Move retry_incomplete_types call ...
8588 (dwarf2out_early_finish): ... here.
8590 2016-05-11 Richard Biener <rguenther@suse.de>
8593 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
8594 if the langhook insists on it.
8595 * fold-const.c (make_bit_field_ref): Add arg for the original
8596 reference and preserve its alias-set.
8597 (decode_field_reference): Take exp by reference and adjust it
8598 to the original memory reference.
8599 (optimize_bit_field_compare): Adjust callers.
8600 (fold_truth_andor_1): Likewise.
8601 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
8603 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
8606 * cfgrtl.h (delete_insn_and_edges): Now return bool.
8607 * cfgrtl.c (delete_insn_and_edges): Likewise.
8608 * config/i386/i386.c (convert_scalars_to_vector): Remove
8610 * cse.c (cse_insn): Compute cse_cfg_altered.
8611 (delete_trivially_dead_insns): Likewise.
8612 (cse_cc_succs): Likewise.
8613 (rest_of_handle_cse): Free dominance info if required.
8614 (rest_of_handle_cse2): Likewise.
8615 (rest_of_handle_cse_after_global_opts): Likewise.
8617 2016-05-11 Alan Modra <amodra@gmail.com>
8619 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
8620 abi_v4_pass_in_fpr): New functions.
8621 (rs6000_function_arg_boundary): Exclude complex IBM long double
8622 from 64-bit alignment when ABI_V4.
8623 (rs6000_function_arg, rs6000_function_arg_advance_1,
8624 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
8626 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
8628 PR rtl-optimization/71028
8629 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
8630 jump with just a return in the fallthrough block if the branch
8631 block contains just a return as well.
8633 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
8635 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
8636 * match.pd ((X & Y) ^ Y): ... this.
8637 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
8638 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
8640 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8642 * read-md.c (require_char_ws): New function.
8643 (read_string): Simplify using require_char_ws.
8644 (handle_constants): Likewise.
8645 (handle_enum): Likewise.
8646 (handle_file): Likewise.
8647 * read-md.h (require_char_ws): New declaration.
8648 * read-rtl.c (read_conditions): Simplify using require_char_ws.
8649 (read_mapping): Likewise.
8650 (read_rtx_code): Likewise.
8651 (read_nested_rtx): Likewise.
8653 2016-05-10 James Norris <jnorris@codesourcery.com>
8655 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
8656 if offloading is enabled and -fopenacc or -fopenmp is specified.
8657 (CRTOFFLOADEND): Likewise.
8658 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
8659 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
8661 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
8663 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
8664 gotoff_operand code paths. Use copy_to_suggested_regs and
8665 expand_simple_binop where appropriate. Cleanup.
8667 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8670 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
8672 (dimode_scalar_chain::vector_const_cost): New.
8673 (dimode_scalar_chain::compute_convert_gain): Handle constants.
8674 (dimode_scalar_chain::convert_op): Likewise.
8675 (dimode_scalar_chain::convert_insn): Likewise.
8677 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8679 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
8680 unary operation, not a binary one.
8682 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8685 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
8686 calls with type casted fndecl.
8688 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8690 PR tree-optimization/70786
8691 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
8692 * calls.c (initialize_argument_information): Bind bounds
8693 with corresponding args passed by reference.
8695 2016-05-10 Jakub Jelinek <jakub@redhat.com>
8698 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
8699 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
8700 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
8703 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8706 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
8707 code for a zero scale factor.
8708 (vsx_xvcvdpuxds_scale): Likewise.
8710 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8712 * diagnostic-show-locus.c (layout::layout): Call show_ruler
8713 if show_ruler_p was set on the context.
8714 (layout::show_ruler): New method.
8715 * diagnostic.h (struct diagnostic_context): Add field
8718 2016-05-10 Richard Biener <rguenther@suse.de>
8720 PR tree-optimization/71039
8721 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
8722 (chk_uses): New function.
8723 (propagate_with_phi): Verify we can safely replicate the lhs of an
8724 aggregate assignment on all incoming edges.
8726 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
8728 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
8730 (rx_atomic_sequence): New class.
8731 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
8732 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
8734 (rx_atomic_sequence::rx_atomic_sequence,
8735 rx_atomic_sequence::~rx_atomic_sequence): New functions.
8736 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
8737 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
8738 CTRLREG_INTB): New constants.
8739 (FETCHOP): New code iterator.
8740 (fethcop_name, fetchop_name2): New iterator code attributes.
8741 (QIHI): New mode iterator.
8742 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
8743 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
8744 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
8746 2016-05-10 Martin Liska <mliska@suse.cz>
8748 * tree-inline.c (remap_dependence_clique): Do not remap
8749 debugging statements.
8751 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8753 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
8754 ("*fixuns_truncdfdi2_z13")
8755 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
8756 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
8757 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
8759 2016-05-10 Richard Biener <rguenther@suse.de>
8761 PR tree-optimization/70497
8762 PR tree-optimization/28367
8763 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
8765 (visit_reference_op_load): ... here.
8766 (vn_reference_lookup_3): Use it to handle subreg-like accesses
8767 with simplified BIT_FIELD_REFs.
8768 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
8769 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
8772 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8774 * dwarf2out.c (add_abstract_origin_attribute): Adjust
8775 documentation comment. For BLOCK nodes, add a
8776 DW_AT_abstract_origin attribute that points to the DIE generated
8777 for the origin BLOCK.
8778 (gen_lexical_block_die): Call add_abstract_origin_attribute for
8779 blocks from inlined functions.
8781 2016-05-10 Alan Modra <amodra@gmail.com>
8784 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
8785 regrename modifying insns saving lr before __morestack call.
8786 * config/rs6000/rs6000.md (split_stack_return): Similarly for
8787 insns restoring lr after __morestack call.
8789 2016-05-09 Jakub Jelinek <jakub@redhat.com>
8791 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
8792 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
8794 * config/i386/sse.md (vec_interleave_high<mode>,
8795 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
8796 <avx512>_vpermt2var<mode>3_maskz): Likewise.
8798 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8800 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
8801 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
8802 parallel reassociation for power8 and forward.
8804 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.md (absneg splitters with general regs): Use
8807 general_reg_operand predicate.
8808 (btsq peephole2): Use x86_64_immediate_operand to check if new
8809 value is suitable for immediate operand. Generate emitted insn
8810 using RTL expressions.
8811 (btcq peephole2): Ditto.
8812 (btrq peephole2): Ditto. Generate correct immediate operand
8815 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8817 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
8820 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8822 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8823 pointer dereference.
8825 2016-05-09 Richard Biener <rguenther@suse.de>
8827 PR tree-optimization/70985
8828 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8829 op0 isn't a gimple register.
8831 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8833 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8834 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8835 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8836 (i6400_fpu_mult): New cpu units.
8837 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8838 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8839 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8840 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8841 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8842 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8843 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8844 (i6400_msa_long_float4, i6400_msa_long_float5)
8845 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8846 (i6400_msa_fdiv_sf): New reservations.
8847 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8848 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8849 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8850 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8851 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8852 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8853 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8854 (msa_short_store4, msa_long_load, msa_short_store)
8855 (msa_long_logic, msa_long_float2, msa_long_float4)
8856 (msa_long_float5, msa_long_float8, msa_long_mult)
8857 (msa_long_fdiv, msa_long_div): New reservations.
8859 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8860 Sameera Deshpande <sameera.deshpande@imgtec.com>
8861 Matthew Fortune <matthew.fortune@imgtec.com>
8862 Graham Stott <graham.stott@imgtec.com>
8863 Chao-ying Fu <chao-ying.fu@imgtec.com>
8865 * config.gcc: Add MSA header file for mips*-*-* target.
8866 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8867 (Ubv8i, Urv8): New constraints.
8868 * config/mips/mips-ftypes.def: Add function types for MSA
8870 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8871 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8872 * config/mips/mips-msa.md: New file.
8873 * config/mips/mips-protos.h
8874 (mips_split_128bit_const_insns): New prototype.
8875 (mips_msa_idiv_insns): Likewise.
8876 (mips_split_128bit_move): Likewise.
8877 (mips_split_128bit_move_p): Likewise.
8878 (mips_split_msa_copy_d): Likewise.
8879 (mips_split_msa_insert_d): Likewise.
8880 (mips_split_msa_fill_d): Likewise.
8881 (mips_expand_msa_branch): Likewise.
8882 (mips_const_vector_same_val_p): Likewise.
8883 (mips_const_vector_same_bytes_p): Likewise.
8884 (mips_const_vector_same_int_p): Likewise.
8885 (mips_const_vector_shuffle_set_p): Likewise.
8886 (mips_const_vector_bitimm_set_p): Likewise.
8887 (mips_const_vector_bitimm_clr_p): Likewise.
8888 (mips_msa_vec_parallel_const_half): Likewise.
8889 (mips_msa_output_division): Likewise.
8890 (mips_ldst_scaled_shift): Likewise.
8891 (mips_expand_vec_cond_expr): Likewise.
8892 * config/mips/mips.c (enum mips_builtin_type): Add
8893 MIPS_BUILTIN_MSA_TEST_BRANCH.
8894 (mips_gen_const_int_vector_shuffle): New prototype.
8895 (mips_const_vector_bitimm_set_p): New function.
8896 (mips_const_vector_bitimm_clr_p): Likewise.
8897 (mips_const_vector_same_val_p): Likewise.
8898 (mips_const_vector_same_bytes_p): Likewise.
8899 (mips_const_vector_same_int_p): Likewise.
8900 (mips_const_vector_shuffle_set_p): Likewise.
8901 (mips_symbol_insns): Forbid loading symbols via immediate for
8903 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8905 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8907 (mips_lx_address_p): Add support load indexed address for MSA.
8908 (mips_address_insns): Add calculation of instructions needed for
8909 stores and loads for MSA.
8910 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8911 CONST_VECTOR for MSA and let it fall through.
8912 (mips_ldst_scaled_shift): New function.
8913 (mips_subword_at_byte): Likewise.
8914 (mips_msa_idiv_insns): Likewise.
8915 (mips_legitimize_move): Validate MSA moves.
8916 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8917 calculation of costs for MSA division.
8918 (mips_split_move_p): Check if MSA moves need splitting.
8919 (mips_split_move): Split MSA moves if necessary.
8920 (mips_split_128bit_move_p): New function.
8921 (mips_split_128bit_move): Likewise.
8922 (mips_split_msa_copy_d): Likewise.
8923 (mips_split_msa_insert_d): Likewise.
8924 (mips_split_msa_fill_d): Likewise.
8925 (mips_output_move): Handle MSA moves.
8926 (mips_expand_msa_branch): New function.
8927 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
8928 Reinstate 'y' modifier.
8929 (mips_file_start): Add MSA .gnu_attribute.
8930 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
8932 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
8933 (mips_class_max_nregs): Add register size for MSA supported mode.
8934 (mips_cannot_change_mode_class): Allow conversion between MSA
8935 vector modes and TImode.
8936 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
8938 (mips_secondary_reload_class): Force MSA loads/stores via memory.
8939 (mips_preferred_simd_mode): Add preffered modes for MSA.
8940 (mips_vector_mode_supported_p): Add MSA supported modes.
8941 (mips_autovectorize_vector_sizes): New function.
8942 (mips_msa_output_division): Likewise.
8943 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
8944 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
8945 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
8946 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
8947 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
8948 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
8949 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
8950 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
8951 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
8952 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
8953 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
8954 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
8955 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
8956 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
8957 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
8958 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
8959 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
8960 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
8961 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
8962 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
8963 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
8964 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
8965 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
8966 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
8967 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
8968 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
8969 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
8970 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
8971 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
8972 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
8973 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
8974 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
8975 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
8976 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
8977 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
8978 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
8979 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
8980 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
8981 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
8982 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
8983 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
8984 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
8985 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
8986 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
8987 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8988 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8989 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8990 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8991 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8992 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8993 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8994 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8995 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
8996 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
8997 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
8998 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
8999 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
9000 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
9001 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
9002 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
9003 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
9004 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
9005 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
9006 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
9007 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
9008 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
9009 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
9010 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
9011 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
9012 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
9013 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
9014 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
9015 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
9016 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
9017 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
9018 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
9019 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
9020 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
9021 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
9022 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
9023 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
9024 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
9025 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
9026 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
9027 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
9028 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
9029 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
9030 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
9031 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
9032 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
9033 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
9034 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
9035 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
9036 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
9037 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
9038 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
9039 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
9040 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
9041 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
9042 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
9043 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
9044 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
9045 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
9046 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
9047 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
9048 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
9049 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
9050 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
9051 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
9052 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
9053 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
9054 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
9055 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
9056 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
9057 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
9058 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
9059 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
9060 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
9061 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
9062 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
9063 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
9064 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
9065 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
9066 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
9067 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
9068 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
9069 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
9070 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
9071 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
9072 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
9073 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
9074 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
9075 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
9076 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
9077 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
9078 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
9079 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
9080 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
9081 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
9082 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
9083 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
9084 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
9085 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
9086 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
9087 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
9088 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
9089 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
9090 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
9091 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
9092 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
9093 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
9095 (mips_get_builtin_decl_index): New array.
9096 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
9097 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
9098 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
9099 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
9100 (mips_init_builtins): Initialize mips_get_builtin_decl_index
9102 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9104 (mips_expand_builtin_insn): Prepare operands for
9105 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
9106 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
9107 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
9108 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
9109 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
9110 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
9111 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
9112 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
9113 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
9114 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
9115 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
9116 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
9117 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
9118 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
9119 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
9120 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
9121 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
9122 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
9123 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
9124 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
9125 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
9126 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
9127 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
9128 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
9129 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
9130 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
9131 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
9132 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
9133 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
9134 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
9135 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
9136 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
9137 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
9138 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
9139 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
9140 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
9141 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
9142 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
9143 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
9144 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
9145 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
9146 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
9147 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
9148 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
9149 These are set implicitly and an error is reported if overridden.
9150 (mips_expand_builtin_msa_test_branch): New function.
9151 (mips_expand_msa_shuffle): Likewise.
9152 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
9153 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
9154 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
9155 (mips_expand_vec_unpack): Add support for MSA.
9156 (mips_expand_vector_init): Likewise.
9157 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
9158 instead of const0_rtx.
9159 (mips_msa_vec_parallel_const_half): New function.
9160 (mips_gen_const_int_vector): Likewise.
9161 (mips_gen_const_int_vector_shuffle): Likewise.
9162 (mips_expand_msa_cmp): Likewise.
9163 (mips_expand_vec_cond_expr): Likewise.
9164 * config/mips/mips.h
9165 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
9166 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
9168 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
9169 (ISA_HAS_MSA): New macro.
9170 (UNITS_PER_MSA_REG): Likewise.
9171 (BITS_PER_MSA_REG): Likewise.
9172 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
9173 (MSA_REG_FIRST): New macro.
9174 (MSA_REG_LAST): Likewise.
9175 (MSA_REG_NUM): Likewise.
9176 (MSA_REG_P): Likewise.
9177 (MSA_REG_RTX_P): Likewise.
9178 (MSA_SUPPORTED_MODE_P): Likewise.
9179 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
9180 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
9181 * config/mips/mips.md: Include mips-msa.md.
9182 (alu_type): Add simd_add.
9183 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
9184 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
9185 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
9186 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
9187 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
9188 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
9189 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
9190 simd_move, simd_load, simd_store. Choose "multi" for moves
9192 (qword_mode): New attribute.
9193 (insn_count): Add instruction count for quad moves.
9194 Increase the count for MIPS SIMD division.
9195 (UNITMODE): Add UNITMODEs for vector types.
9196 (addsub): New code iterator.
9197 * config/mips/mips.opt (mmsa): New option.
9198 * config/mips/msa.h: New file.
9199 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
9201 * config/mips/mti-linux.h: Likewise.
9202 * config/mips/predicates.md
9203 (const_msa_branch_operand): New constraint.
9204 (const_uimm3_operand): Likewise.
9205 (const_uimm4_operand): Likewise.
9206 (const_uimm5_operand): Likewise.
9207 (const_uimm8_operand): Likewise.
9208 (const_imm5_operand): Likewise.
9209 (aq10b_operand): Likewise.
9210 (aq10h_operand): Likewise.
9211 (aq10w_operand): Likewise.
9212 (aq10d_operand): Likewise.
9213 (const_m1_operand): Likewise.
9214 (reg_or_m1_operand): Likewise.
9215 (const_exp_2_operand): Likewise.
9216 (const_exp_4_operand): Likewise.
9217 (const_exp_8_operand): Likewise.
9218 (const_exp_16_operand): Likewise.
9219 (const_vector_same_val_operand): Likewise.
9220 (const_vector_same_simm5_operand): Likewise.
9221 (const_vector_same_uimm5_operand): Likewise.
9222 (const_vector_same_uimm6_operand): Likewise.
9223 (const_vector_same_uimm8_operand): Likewise.
9224 (par_const_vector_shf_set_operand): Likewise.
9225 (reg_or_vector_same_val_operand): Likewise.
9226 (reg_or_vector_same_simm5_operand): Likewise.
9227 (reg_or_vector_same_uimm6_operand): Likewise.
9228 * doc/extend.texi (MIPS SIMD Architecture Functions): New
9230 * doc/invoke.texi (-mmsa): Document new option.
9232 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9234 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
9235 * configure: Regenerate.
9236 * config.in: Regenerate.
9237 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
9239 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
9240 (ENDFILE_VTV_SPEC): Define.
9242 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
9244 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
9245 registers in all interrupt handlers if necessary.
9246 (rl78_option_override): Add warning.
9247 (MUST_SAVE_MDUC_REGISTERS): New macro.
9248 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
9249 * config/rl78/rl78.c (check_mduc_usage): New function.
9250 (mduc_regs): New structure to hold MDUC register data.
9251 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
9252 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
9253 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
9254 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
9255 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
9256 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
9258 2016-05-09 Bin Cheng <bin.cheng@arm.com>
9260 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
9261 (tree-ssa-loop-niter.h): Ditto.
9262 (idx_within_array_bound, ref_within_array_bound): New functions.
9263 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
9264 Factor out check on writable base object to ...
9265 (base_object_writable): ... here.
9267 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9269 * config/arm/arm.md (probe_stack): Add modes to set source
9272 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
9274 * regrename.c (base_reg_class_for_rename): New static function.
9275 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
9277 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
9279 * cgraph.c (thunk_adjust): Export.
9280 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
9281 * cgraphunit.c (thunk_adjust): Export.
9282 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
9284 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
9286 * tree-inline.c (expand_call_inline): Expand thunks inline.
9288 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
9291 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
9292 (*sse2_vd_cvtss2sd): Ditto.
9293 * config/i386/i386.md
9294 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
9295 Generate *sse2_vd_cvtsd2ss pattern.
9296 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
9297 Generate *sse2_vd_cvtss2sd pattern.
9299 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9301 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
9302 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
9305 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9307 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
9308 * config/sh/sh.c: Define and declare variables on first use throughout
9310 (current_function_interrupt): Change to bool type.
9311 (frame_insn): Rename to emit_frame_insn and update users.
9312 (push_regs): Use bool for 'interrupt_handler' argument.
9313 (save_schedule_s): Remove.
9314 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
9315 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
9316 targetm.asm_out.unaligned_op.di.
9317 (gen_far_branch): Remove redundant forward declaration.
9318 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
9319 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
9320 (sh_set_return_address, sh_function_ok_for_sibcall,
9321 scavenge_reg): Update comments.
9322 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
9323 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
9324 (sh_attr_renesas_p): Remove unnecessary parentheses.
9325 (branch_dest): Simplify.
9326 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
9327 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
9328 (CUMULATIVE_ARGS): Change macro to typedef.
9329 (current_function_interrupt): Change to bool type.
9330 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
9331 Surround with __cplusplus ifdef.
9332 (sh_compare_op0, sh_compare_op1): Remove.
9333 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
9335 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
9337 * config/arm/arm.md: (arch): Add neon.
9338 (arch_enabled): Return yes for arch neon when TARGET_NEON.
9339 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
9340 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
9341 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
9342 attributes for alt renumbering. Mark alt 3 as non-predicable.
9343 (thumb2_movdf_vfp): Likewise.
9345 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
9347 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
9348 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
9349 (*andqi_1): Add preferred_for_speed attribute to disparage
9350 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
9351 (*<code>qi_1): Ditto.
9352 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
9353 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
9354 (*ashlqi3_1): Ditto.
9355 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
9356 Add preferred_for_size attribute to disparage alternative 0 and
9357 preferred_for_speed attribute to disparage alternative 1 for
9358 TARGET_PARTIAL_REG_STALL targets.
9360 2016-05-07 Tom de Vries <tom@codesourcery.com>
9362 PR tree-optimization/70956
9363 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
9366 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9368 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
9369 * config/sh/sh.c (sh_cbranch_distance): Implement it.
9370 * config/sh/sh.md (branch_zero): Remove define_attr.
9371 (define_delay): Disable delay slot if branch distance is one insn.
9373 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.md (LEAMODE): New mode attribute.
9376 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
9377 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
9378 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
9379 operand 2 predicate.
9380 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
9381 (*lea<mode>_general_3): Ditto.
9382 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
9384 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9386 * genmddump.c (main): Convert argv from char ** to const char **.
9388 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9390 * coretypes.h (OVERRIDE): New macro.
9393 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
9395 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
9396 allow coalescing if the types are compatible.
9398 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9400 * pass_manager.h (pass_manager::register_pass_name): New method.
9401 (pass_manager::get_pass_by_name): New method.
9402 (pass_manager::create_pass_tab): New method.
9403 (pass_manager::m_name_to_pass_map): New field.
9404 * passes.c (name_to_pass_map): Delete global in favor of field
9405 "m_name_to_pass_map" of pass_manager.
9406 (register_pass_name): Rename from a function to...
9407 (pass_manager::register_pass_name): ...this method, updating
9408 for renaming of global "name_to_pass_map" to field
9409 "m_name_to_pass_map".
9410 (create_pass_tab): Rename from a function to...
9411 (pass_manager::create_pass_tab): ...this method, updating
9412 for renaming of global "name_to_pass_map" to field.
9413 (get_pass_by_name): Rename from a function to...
9414 (pass_manager::get_pass_by_name): ...this method.
9415 (enable_disable_pass): Convert use of get_pass_by_name to
9416 a method call, locating the pass_manager singleton.
9418 2016-05-06 David Malcolm <dmalcolm@redhat.com>
9420 * genattr-common.c (main): Convert argv from char ** to const char **.
9421 * genattr.c (main): Likewise.
9422 * genattrtab.c (main): Likewise.
9423 * genautomata.c (initiate_automaton_gen): Likewise.
9425 * gencodes.c (main): Likewise.
9426 * genconditions.c (main): Likewise.
9427 * genconfig.c (main): Likewise.
9428 * genconstants.c (main): Likewise.
9429 * genemit.c (main): Likewise.
9430 * genenums.c (main): Likewise.
9431 * genextract.c (main): Likewise.
9432 * genflags.c (main): Likewise.
9433 * genmddeps.c (main): Likewise.
9434 * genopinit.c (main): Likewise.
9435 * genoutput.c (main): Likewise.
9436 * genpeep.c (main): Likewise.
9437 * genpreds.c (main): Likewise.
9438 * genrecog.c (main): Likewise.
9439 * gensupport.c (init_rtx_reader_args_cb): Likewise.
9440 (init_rtx_reader_args): Likewise.
9441 * gensupport.h (init_rtx_reader_args_cb): Likewise.
9442 (init_rtx_reader_args): Likewise.
9443 * gentarget-def.c (main): Likewise.
9444 * read-md.c (read_md_files): Likewise.
9445 * read-md.h (read_md_files): Likewise.
9447 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
9450 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
9451 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
9452 Remove unused predicate.
9453 (register_and_not_fp_reg_operand): Ditto.
9455 2016-05-06 Martin Liska <mliska@suse.cz>
9457 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
9458 instead of vec as the vector is local to the function.
9460 2016-05-06 Jakub Jelinek <jakub@redhat.com>
9462 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
9463 avx512bw alternative.
9465 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
9466 before the ashr<mode>3 pattern.
9468 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
9469 v instead of x in vex or maybe_vex alternatives, use
9470 maybe_evex instead of vex in prefix.
9472 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
9473 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
9474 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
9475 in vex or maybe_vex alternatives, use maybe_evex instead of vex
9478 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
9479 v instead of x in vex or maybe_vex alternatives, use
9480 maybe_evex instead of vex in prefix.
9482 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
9483 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
9484 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
9485 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
9486 alternatives, use maybe_evex instead of vex in prefix.
9488 * config/i386/sse.md (vec_interleave_lowv4sf,
9489 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
9490 v instead of x in vex or maybe_vex alternatives, use
9491 maybe_evex instead of vex in prefix.
9493 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
9494 v instead of x in vex or maybe_vex alternatives, use
9495 maybe_evex instead of vex in prefix.
9497 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
9498 v constraint instead of x.
9500 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
9502 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
9503 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
9506 2016-05-06 Richard Biener <rguenther@suse.de>
9508 PR tree-optimization/70948
9509 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
9510 Properly clobber all fields of va_list for __builtin_va_start.
9512 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9515 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
9516 loop latch destination.
9518 2016-05-06 Martin Liska <mliska@suse.cz>
9520 * tree-ssa-uninit.c: Apply manual changes
9521 to the GNU coding style.
9522 (prune_uninit_phi_opnds): Rename from
9523 prune_uninit_phi_opnds_in_unrealizable_paths.
9525 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9527 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
9528 mspace): Remove deprecated options.
9529 * doc/invoke.texi (SH options): Remove -mspace.
9531 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9533 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
9535 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9537 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
9538 corresponding combine split pattern.
9540 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9543 * config/sh/predicates.md (long_displacement_mem_operand): New.
9544 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
9545 Add movi20, movi20s alternatives. Adjust length attribute for
9547 (movsi_ie): Allow for any FPU. Adjust length attribute for
9549 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
9550 attribute for alternatives.
9551 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
9552 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
9553 length attribute for alternatives.
9555 2016-05-06 Richard Biener <rguenther@suse.de>
9557 PR tree-optimization/70960
9558 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
9560 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9563 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
9564 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
9566 2016-05-06 Marek Polacek <polacek@redhat.com>
9569 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
9571 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
9574 * config/sh/sh.md (*rotcr): Add another variant.
9576 2016-05-06 Richard Biener <rguenther@suse.de>
9579 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
9581 2016-05-06 Richard Biener <rguenther@suse.de>
9584 * fold-const.c (split_tree): Always convert to the original type
9587 2016-05-06 Richard Biener <rguenther@suse.de>
9589 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
9590 (fwprop_addr): Likewise.
9592 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
9595 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
9597 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
9598 * config/i386/i386.md (push mem splitter): Use find_constant_src in
9599 the splitter condition.
9600 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
9601 the splitter condition.
9602 (FP float_extend load splitter): Ditto.
9604 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/i386.md (peehole2 patterns): Change true_regnum
9607 to REGNO in all peephole2 patterns.
9608 (post-reload splitters): Change true_regnum to REGNO in
9609 post-reload splitters.
9610 (zero_extend splitters): Use general_reg_operand and
9611 nonimmediate_gr_operand predicates.
9613 2016-05-05 Jakub Jelinek <jakub@redhat.com>
9615 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
9616 v constraint instead of x.
9618 2016-05-05 Alan Modra <amodra@gmail.com>
9621 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
9622 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
9623 TARGET_NO_FP_IN_TOC for -mrelocatable.
9624 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
9625 TARGET_RELOCATABLE test.
9626 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9627 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9628 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9629 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9630 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9631 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
9632 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9633 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9634 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
9635 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9637 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
9638 (rs6000_stack_info): Likewise.
9639 (rs6000_elf_asm_out_constructor): Likewise.
9640 (rs6000_elf_asm_out_destructor): Likewise.
9641 (rs6000_elf_declare_function_name): Likewise.
9642 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
9643 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
9646 2016-05-05 Alan Modra <amodra@gmail.com>
9648 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
9650 2016-05-05 Alan Modra <amodra@gmail.com>
9652 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9653 out-of-line gpr restore for one or two regs if that would add
9656 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/i386.md
9660 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
9661 Change to post-epilogue_completed late splitter. Use sse_reg_operand
9662 as operand 0 predicate.
9663 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
9665 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
9666 Ditto. Emit the pattern using RTX.
9668 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
9669 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
9670 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
9671 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
9673 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
9674 sse_reg_operand as operand 0 predicate.
9676 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
9677 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
9678 instead of gen_rtx_REG.
9679 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
9682 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9684 * function.c (emit_use_return_register_into_block): Delete.
9685 (gen_return_pattern): Delete.
9686 (emit_return_into_block): Delete.
9687 (active_insn_between): Delete.
9688 (convert_jumps_to_returns): Delete.
9689 (emit_return_for_exit): Delete.
9690 (thread_prologue_and_epilogue_insns): Delete all code dealing with
9691 simple_return for shrink-wrapped blocks.
9692 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
9693 end of blocks that need one.
9694 (get_unconverted_simple_return): Delete.
9695 (convert_to_simple_return): Delete.
9696 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
9697 (convert_to_simple_return): Ditto.
9699 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9701 * cfgcleanup.c (bb_is_just_return): New function.
9702 (try_optimize_cfg): Simplify jumps to return, branches to return,
9703 and branches around return.
9705 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9707 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
9710 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9714 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
9715 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
9716 assert flags & OEP_HASH_CHECK, instead of asserting it
9717 never happens. Handle TARGET_EXPR.
9718 * fold-const.c (operand_equal_p): For hash verification,
9719 or in OEP_HASH_CHECK into flags.
9721 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
9723 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
9725 (compute_samebase_partition_bases): Fix typo.
9727 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9729 * config/i386/sse.md (vec_interleave_highv8sf,
9730 vec_interleave_lowv8sf, vec_interleave_highv4df,
9731 vec_interleave_lowv4df): Remove constraints from expanders.
9733 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
9735 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9737 * tree-inline.c (expand_call_inline): Fix path dealing with
9738 making lhs of call statement undefined.
9740 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9742 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
9743 Check availability on NODE, too.
9744 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
9745 (cgraph_node::call_for_symbol_and_aliases): Likewise.
9746 (varpool_node::call_for_symbol_and_aliase): Likewise.
9747 * ipa-pure-const.c (add_new_function): Analyze all bodies.
9748 (propagate_pure_const): Propagate across interposable functions, too.
9749 (skip_function_for_local_pure_const): Do not skip interposable bodies
9751 (pass_local_pure_const::execute): Update.
9753 2016-05-04 Marek Polacek <polacek@redhat.com>
9755 * doc/invoke.texi: Document -Wdangling-else.
9757 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9759 * config.gcc: Error out when conflicting multilib is detected. Do not
9760 loop over multilibs since no combination is legal.
9762 2016-05-04 Alan Modra <amodra@gmail.com>
9764 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
9765 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
9766 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9769 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
9771 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
9772 Clean up p5600 comments.
9774 2016-05-04 Richard Biener <rguenther@suse.de>
9776 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
9777 constructor simplifications.
9778 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
9780 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
9782 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
9783 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
9784 result.set_rtx is null instead of aborting.
9785 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
9787 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
9788 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
9789 *mov<mode>_store_postinc): New patterns.
9791 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
9793 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
9794 as commutative. Check both conversions are NOP.
9795 ((A & B) OP (C & B)): Remove.
9797 2016-05-04 Alan Modra <amodra@gmail.com>
9799 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
9801 2016-05-04 Alan Modra <amodra@gmail.com>
9804 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
9805 when cr2,3,4 are all fixed regs.
9807 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
9809 PR rtl-optimization/57193
9810 * opts.c (default_options_table): Revert OPT_frename_registers change.
9811 * doc/invoke.texi (-frename-registers, -O2): Likewise.
9813 2016-05-03 Martin Sebor <msebor@redhat.com>
9816 * builtins.c (fold_builtin_FILE): New function.
9817 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
9818 (fold_builtin_0): Call them.
9819 * gimplify.c (gimplify_call_expr): Remove the handling of
9820 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9823 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9824 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9828 * doc/extend.texi (Function Names as Strings): Update __func__,
9829 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9832 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9833 Richard Biener <rguenther@suse.de>
9835 PR tree-optimization/70916
9836 * tree-if-conv.c: Include cfganal.h.
9837 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9838 and remove_fake_exit_edges around the optimization pass.
9840 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9842 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9843 (cgraph_edge::make_direct): Likewise.
9844 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9845 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9846 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9847 (CIF_THUNK): New code.
9848 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9849 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9850 (compute_inline_parameters): Set inline_failed for thunks.
9851 (inline_analyze_function): Cleanup.
9852 * ipa-inline.c (can_inline_edge_p): Do not deal with
9853 call_stmt_cannot_inline_p.
9854 (can_early_inline_edge_p): Likewise.
9855 (early_inliner): Initialize inline_failed.
9856 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9858 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9861 from nonimm_ssenomem_operand.
9862 (nonimm_ssenomem_operand): New predicate.
9863 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9864 as operand 0 predicate.
9865 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9866 Disable unsupported alternatives using "enabled" attribute.
9867 Use register_ssemem_operand as operand 0 predicate.
9868 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9870 2016-05-03 Marek Polacek <polacek@redhat.com>
9873 * input.c (expansion_point_location): New function.
9874 * input.h (expansion_point_location): Declare.
9876 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9878 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9879 occurence with frame_offset_ ones.
9881 2016-05-03 Alan Modra <amodra@gmail.com>
9883 PR rtl-optimization/70890
9884 * ira.c (combine_and_move_insns): When moving def_insn, remove
9887 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9889 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9890 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9891 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9892 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9894 2016-05-03 Alan Modra <amodra@gmail.com>
9896 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9897 for SAVE_MULTIPLE/STORE_MULTIPLE.
9899 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9901 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9902 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9904 2016-05-03 Richard Biener <rguenther@suse.de>
9906 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9908 (gimplify_arg): Likewise.
9909 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9910 re-writing the result to a decl if required.
9911 (internal_get_tmp_var): Add allow_ssa parameter
9912 and override into_ssa with it.
9913 (get_formal_tmp_var): Adjust.
9914 (get_initialized_tmp_var): Add allow_ssa parameter.
9915 (gimplify_arg): Add allow_ssa parameter and avoid generating
9916 SSA names for the result false.
9917 (gimplify_call_expr): If the call may return twice do not
9918 gimplify parameters into SSA.
9919 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
9920 (gimplify_modify_expr): Adjust assert. For noreturn calls
9921 with a SSA name LHS adjust its def.
9922 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
9923 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
9924 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
9925 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
9926 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
9927 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
9928 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
9929 (optimize_target_teams): Do not allow SSA names for clause operands.
9930 (gimplify_expr): Likewise for where we mark the result addressable.
9931 * passes.def (pass_init_datastructures): Remove.
9932 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
9933 (rewrite_stmt): Likewise.
9934 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
9935 (replace_locals_op): Replace SSA names.
9936 (copy_gimple_seq_and_replace_locals): Init src_cfun.
9937 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
9938 * cgraph.c (release_function_body): Free CFG annotations only
9939 when we have a CFG. Simplify.
9940 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9941 force_gimple_operand instead of get_initialized_tmp_var.
9942 * tree-pass.h (make_pass_init_datastructures): Remove.
9943 * tree-ssa.c (execute_init_datastructures): Remove.
9944 (pass_data_init_datastructures): Likewise.
9945 (class pass_init_datastructures): Likewise.
9946 (make_pass_init_datastructures): Likewise.
9947 * omp-low.c (create_omp_child_function): Init SSA data structures.
9948 (grid_expand_target_grid_body): Likewise.
9949 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
9950 name before adding it to names_to_release.
9951 (remove_bb): Always release SSA defs.
9952 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
9953 before dereferencing it.
9954 * cgraphunit.c (init_lowered_empty_function): Always
9955 int SSA data structures.
9956 * tree-ssanames.c (release_defs): Remove assert that we are in
9958 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
9960 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9961 Uros Bizjak <ubizjak@gmail.com>
9963 PR rtl-optimization/70467
9964 * config/i386/predicates.md (x86_64_hilo_int_operand,
9965 x86_64_hilo_general_operand): New predicates.
9966 * config/i386/constraints.md (Wd): New constraint.
9967 * config/i386/i386.md (mode attr di): Use Wd instead of e.
9968 (general_hilo_operand): New mode attr.
9969 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
9970 instead of <general_operand>.
9971 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
9972 x86_64_hilo_general_operand instead of <general_operand>.
9974 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9976 PR tree-optimization/70916
9977 * tree-if-conv.c (constant_or_ssa_name): Removed.
9978 (fold_build_cond_expr): Use is_gimple_val instead of
9979 constant_or_ssa_name.
9981 PR tree-optimization/70916
9982 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
9983 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
9986 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
9987 (optimize_atomic_bit_test_and): New function.
9988 (pass_fold_builtins::execute): Use it.
9989 * optabs.def (atomic_bit_test_and_set_optab,
9990 atomic_bit_test_and_complement_optab,
9991 atomic_bit_test_and_reset_optab): New optabs.
9992 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
9993 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
9994 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
9995 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
9996 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
9997 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
9998 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
9999 * doc/md.texi (atomic_bit_test_and_set@var{mode},
10000 atomic_bit_test_and_complement@var{mode},
10001 atomic_bit_test_and_reset@var{mode}): Document.
10002 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
10003 atomic_bit_test_and_complement<mode>,
10004 atomic_bit_test_and_reset<mode>): New expanders.
10005 (atomic_bit_test_and_set<mode>_1,
10006 atomic_bit_test_and_complement<mode>_1,
10007 atomic_bit_test_and_reset<mode>_1): New insns.
10009 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
10011 PR rtl-optimization/70687
10012 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
10013 instead of unsigned HOST_WIDE_INT.
10015 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
10017 PR rtl-optimization/44281
10018 * hard-reg-set.h (struct target_hard_regs): New field
10019 x_fixed_nonglobal_reg_set.
10020 (fixed_nonglobal_reg_set): New macro.
10021 * reginfo.c (init_reg_sets_1): Initialize it.
10022 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
10024 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
10026 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10028 PR tree-optimization/56541
10029 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
10030 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
10031 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
10032 (any_complicated_phi): new static variable.
10033 (aggressive_if_conv): delete.
10034 (if_convertible_phi_p): support phis with more than two arguments.
10035 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
10036 critical pred edges.
10037 (ifcvt_split_critical_edges): support phis with more than two
10038 arguments by checking new parameter. only split critical edges
10040 (tree_if_conversion): handle simd pragma marked loop using new
10041 local variable aggressive_if_conv. check any_complicated_phi.
10043 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10045 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
10048 2016-05-03 Bin Cheng <bin.cheng@arm.com>
10050 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
10053 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
10055 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
10056 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
10057 define_insn_and_split.
10058 (mulsi3_i): New define_insn_and_split.
10059 (mulsi3_call): Convert to define_insn.
10060 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
10061 Remove constraints.
10063 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
10065 * machmode.h (mode_complex): Add support to give the complex mode
10067 (GET_MODE_COMPLEX_MODE): Likewise.
10068 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
10069 stored by build_complex_type and gfc_build_complex_type instead of
10070 trying to figure out the appropriate mode based on the size. Raise
10071 an assertion error, if the type was not set.
10072 * genmodes.c (struct mode_data): Add field for the complex type of
10074 (blank_mode): Likewise.
10075 (make_complex_modes): Remember the complex mode created in the
10077 (emit_mode_complex): Write out the mode_complex array to map a
10078 type mode to the complex version.
10079 (emit_insn_modes_c): Likewise.
10080 * tree.c (build_complex_type): Set the complex type to use before
10081 calling layout_type.
10082 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
10083 support for __float128 complex datatypes.
10084 (rs6000_hard_regno_mode_ok): Likewise.
10085 (rs6000_setup_reg_addr_masks): Likewise.
10086 (rs6000_complex_function_value): Likewise.
10087 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
10088 __float128 and __ibm128 complex.
10089 (FLOAT128_IBM_P): Likewise.
10090 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10091 * doc/extend.texi (Additional Floating Types): Document that
10092 -mfloat128 must be used to enable __float128. Document complex
10093 __float128 and __ibm128 support.
10095 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10098 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
10099 char/short arguments promoted to int because of promote_prototypes.
10101 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10103 * config/i386/predicates.md (register_ssemem_operand): New predicate.
10104 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
10105 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
10106 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
10107 alternatives using "enabled" attribute. Use register_ssemem_operand
10108 as operand 1 predicate.
10109 (*cmpi<unord>xf_i387): Split XFmode pattern from
10110 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
10111 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
10112 *absneg<mode>2_i387. Disable unsupported alternatives using
10113 "enabled" attribute.
10114 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
10116 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10118 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
10120 (oacc_loop_process): Check mask for loop termination.
10122 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10124 * cif-code.def (CIF_THUNK): Add.
10125 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
10128 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
10130 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
10131 (dump_inline_summary): Dump it.
10132 (fp_expression_p): New predicate.
10133 (estimate_function_body_sizes): Use it.
10134 (inline_merge_summary): Merge fp_expressions.
10135 (inline_read_section): Read fp_expressions.
10136 (inline_write_summary): Write fp_expressions.
10137 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
10138 codegen boundary if either caller or callee is !fp_expressions.
10139 * ipa-inline.h (inline_summary): Add fp_expressions.
10140 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
10141 to fp_expressions be sure the fp generation flags are updated.
10143 2016-05-02 Jakub Jelinek <jakub@redhat.com>
10145 PR rtl-optimization/70467
10146 * cse.c (cse_insn): Handle no-op MEM moves after folding.
10148 PR rtl-optimization/70467
10149 * ipa-pure-const.c (check_call): Handle internal calls even in
10150 ipa mode like in local mode.
10152 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
10154 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
10156 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10158 * match.pd (X u< X, X u> X): New transformations.
10160 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
10162 * flag-types.h (enum warn_strict_overflow_code): Move ...
10163 * coretypes.h: ... here.
10164 * fold-const.h (fold_overflow_warning): Declare.
10165 * fold-const.c (fold_overflow_warning): Make non-static.
10166 (fold_comparison): Move the transformation of X +- C1 CMP C2
10167 into X CMP C2 -+ C1 ...
10168 * match.pd: ... here.
10169 * gimple-fold.c (fold_stmt_1): Protect with
10170 fold_defer_overflow_warnings.
10172 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
10174 * omp-low.c (struct oacc_loop): Add 'inner' field.
10175 (new_oacc_loop_raw): Initialize it to zero.
10176 (oacc_loop_fixed_partitions): Initialize it.
10177 (oacc_loop_auto_partitions): Partition outermost loop to outermost
10178 available partitioning.
10180 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10182 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
10184 (umulsidi3): Likewise.
10185 (indirect_jump): Fix jump instruction assembly patterns.
10187 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
10190 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
10191 (nvptx_function_value): Assert non-NULL cfun.
10193 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
10195 PR rtl-optimization/70886
10196 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
10198 * cselib.h (rtx_equal_for_cselib_1): Declare.
10199 (rtx_equal_for_cselib_p: New inline function.
10200 * cselib.c (rtx_equal_for_cselib_p): Delete.
10201 (rtx_equal_for_cselib_1): Make public.
10203 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
10206 (register_mixssei387nonimm_operand): Remove predicate.
10207 * config/i386/i386.md (*fop_<mode>_comm): Merge from
10208 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
10209 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
10210 for TARGET_MIX_SSE_I387 alternatives.
10211 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
10212 Disable unsupported alternatives using "enabled" attribute. Use
10213 nonimm_ssenomem_operand as operand 1 predicate. Also check
10214 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
10216 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10218 * tree.c (cst_and_fits_in_hwi): Simplify.
10220 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10222 * tree.h (wi::to_wide): New function.
10223 * expr.c (expand_expr_real_1): Use wi::to_wide.
10224 * fold-const.c (int_const_binop_1): Likewise.
10225 (extract_muldiv_1): Likewise.
10227 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10229 * wide-int.h: Update offset_int and widest_int documentation.
10230 (WI_SIGNED_SHIFT_RESULT): New macro.
10231 (wi::binary_shift): Define signed_shift_result_type for
10232 shifts on offset_int- and widest_int-like types.
10233 (generic_wide_int): Support <<= and >>= if << and >> are supported.
10234 * tree.h (int_bit_position): Use shift operators instead of wi::
10236 * alias.c (adjust_offset_for_component_ref): Likewise.
10237 * expr.c (get_inner_reference): Likewise.
10238 * fold-const.c (fold_comparison): Likewise.
10239 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
10240 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
10241 * tree-dfa.c (get_ref_base_and_extent): Likewise.
10242 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
10243 (stmt_kills_ref_p): Likewise.
10244 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
10245 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
10246 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10247 (ao_ref_init_from_vn_reference): Likewise.
10249 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
10251 * wide-int.h: Update offset_int and widest_int documentation.
10252 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
10253 (wi::binary_traits): Allow ordered comparisons between offset_int and
10254 offset_int, between widest_int and widest_int, and between either
10255 of these types and basic C types.
10256 (operator <, <=, >, >=): Define for the same combinations.
10257 * tree.h (tree_int_cst_lt): Use comparison operators instead
10258 of wi:: comparisons.
10259 (tree_int_cst_le): Likewise.
10260 * gimple-fold.c (fold_array_ctor_reference): Likewise.
10261 (fold_nonarray_ctor_reference): Likewise.
10262 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
10263 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
10264 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
10265 * tree-sra.c (completely_scalarize): Likewise.
10266 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
10267 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
10268 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
10269 (check_for_binary_op_overflow): Likewise.
10270 (search_for_addr_array): Likewise.
10271 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
10273 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10275 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
10276 (arc_save_restore): Likewise.
10277 (arc_dwarf_register_span): Likewise.
10278 (arc_output_pic_addr_const): Initialize suffix variable.
10280 2016-05-02 Martin Liska <mliska@suse.cz>
10282 * symbol-summary.h (function_summary::function_summary):
10283 Remove checking assert for all cgraph nodes.
10284 (function_summary::get): Check summary_uid.
10285 (symtab_insertion): Check summary_uid.
10287 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
10289 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
10290 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
10291 bmaskn instruction.
10292 (arc_dwarf_register_span): Remove enum keyword.
10293 (compact_memory_operand_p): New function.
10294 * config/arc/arc.h (reg_class): Add code density register classes.
10295 (REG_CLASS_NAMES): Likewise.
10296 (REG_CLASS_CONTENTS): Likewise.
10297 * config/arc/arc.md (*movqi_insn): Add code density instructions.
10298 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
10299 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
10300 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
10301 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
10303 (h, Rcd, Rsd, Rzd): New register constraints.
10304 (T): Use compact_memory_operand_p function.
10305 * config/arc/predicates.md (compact_load_memory_operand): Remove.
10307 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10309 * config/sh/sh.md (*negnegt, *movtt): Remove.
10311 2016-05-02 Marek Polacek <polacek@redhat.com>
10312 Tom de Vries <tom@codesourcery.com>
10314 PR tree-optimization/70700
10315 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
10316 bigger than FIRST_REF_NODE.
10318 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
10321 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
10323 (prepare_cbranch_operands): Don't use scratch register. Assume that
10324 function is used when pseudos can be created.
10325 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
10326 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
10327 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
10328 define_expand. Allow it only when pseudos can be created.
10329 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
10331 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
10333 * config/i386/constraints.md (BC): Only allow -1 operands.
10334 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
10335 Add "enabled" attribute. Update XI mode attribute calculation.
10336 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
10337 (*movoi_internal_avx): Update XI mode attribute calculation.
10338 (*movti_internal): Ditto.
10340 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10342 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
10343 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
10345 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
10347 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
10348 statement on instruction code. Remove trailing spaces.
10349 (altivec_expand_stv_builtin): Likewise.
10351 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10353 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
10354 (TARGET_FPU_DOUBLE): Simplify.
10355 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
10356 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
10357 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
10358 with 'TARGET_FPU_DOUBLE'.
10359 * config/sh/sh.md: Likewise.
10361 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
10363 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
10364 SH_DIV_STR_FOR_SIZE): Remove.
10365 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
10366 SH_DIV_STR_FOR_SIZE): Remove.
10368 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
10370 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
10371 logical_reg_operand): Delete.
10372 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
10373 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
10374 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
10375 match_operand and match_test.
10376 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
10377 variables on their first use. Return bool values.
10378 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
10379 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
10380 arith_reg_operand for input operand. Remove empty constraints.
10382 (*xorsi3_compact): Rename to xorsi3.
10383 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
10384 (*zero_extend<mode>si2_disp_mem): Update comment.
10387 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10389 * config/sh/t-sh: Remove SH5 support.
10390 * config.gcc: Likewise.
10391 * configure: Likewise.
10393 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10395 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
10397 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
10399 * config/sh/sh.c (register_sh_passes, sh_option_override,
10400 sh_print_operand, prepare_move_operands,
10401 sh_can_follow_jump): Remove TARGET_SH1 checks.
10402 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
10403 PROMOTE_MODE): Likewise.
10404 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
10407 2016-04-30 Alan Modra <amodra@gmail.com>
10409 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
10410 restoring when fixed_reg_p, but allow out-of-line or stmw save.
10411 Check for user regs later to avoid unnecessary looping over regs.
10412 Merge user reg check with non-saved reg check. Don't force
10413 inline VR restore when static chain used.
10414 (rs6000_frame_related): Omit eh_frame info for user regs when
10416 (fixed_regs_p): Delete.
10418 2016-04-30 Alan Modra <amodra@gmail.com>
10420 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
10421 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
10424 2016-04-30 Alan Modra <amodra@gmail.com>
10427 * config/rs6000/rs6000.c (fixed_reg_p): New function.
10428 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
10431 2016-04-30 Alan Modra <amodra@gmail.com>
10433 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10434 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
10435 flag_pic test for Darwin.
10437 2016-04-30 Alan Modra <amodra@gmail.com>
10439 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
10440 throw_calls_crossed.
10441 (REG_FREQ_CALLS_CROSSED): Delete.
10442 (REG_N_THROWING_CALLS_CROSSED): Delete.
10443 * regstat.c (regstat_bb_compute_ri): Don't calculate
10444 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
10445 (dump_reg_info): Don't print call cross frequency.
10446 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
10447 and REG_N_THROWING_CALLS_CROSSED.
10449 2016-04-30 Alan Modra <amodra@gmail.com>
10451 * regs.h (struct reg_info_t): Delete live_length.
10452 (REG_LIVE_LENGTH): Delete macro.
10453 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
10454 local_live, local_processed and local_live_last_luid params.
10455 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
10457 (regstat_compute_ri): Adjust for above. Don't set
10459 (dump_reg_info): Don't print live length.
10460 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
10461 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
10462 Localize loop_depth var.
10464 2016-04-30 Alan Modra <amodra@gmail.com>
10466 * ira.c (enum valid_equiv): New.
10467 (validate_equiv_mem): Return enum.
10468 (update_equiv_mem): Create replacement in more cases.
10469 (add_store_equivs): Update validate_equiv_mem call.
10471 2016-04-30 Alan Modra <amodra@gmail.com>
10473 * ira.c (combine_and_move_insns): Rather than scanning insns,
10474 use DF infrastucture to find use and def insns.
10476 2016-04-30 Alan Modra <amodra@gmail.com>
10478 ira.c (combine_and_move_insns): Move invariant conditions..
10479 (ira.c): ..to here. Call combine_and_move_insns before
10480 add_store_equivs. Call grow_reg_equivs later. Allocate
10481 req_equiv later using max_reg_num() rather than global max_regno.
10482 (contains_replace_regs): Delete.
10483 (add_store_equivs): Remove contains_replace_regs test.
10485 2016-04-30 Alan Modra <amodra@gmail.com>
10487 * ira.c (struct equiv_mem_data): New.
10488 (equiv_mem, equiv_mem_modified): Delete static vars.
10489 (validate_equiv_mem_from_store): Use "data" param to communicate..
10490 (validate_equiv_mem): ..from here.
10492 2016-04-30 Alan Modra <amodra@gmail.com>
10494 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
10496 (update_reg_equivs): ..here. Move allocation and freeing of
10497 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
10498 end_alias_analysis to..
10501 2016-04-30 Alan Modra <amodra@gmail.com>
10503 * ira.c (pdx_subregs): Delete.
10504 (struct equivalence): Add pdx_subregs field.
10505 (set_paradoxical_subreg): Remove pdx_subregs param. Update
10506 pdx_subregs access.
10507 (update_equiv_regs): Don't create or free pdx_subregs. Update
10508 pdx_subregs access.
10510 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10512 * config/rs6000/altivec.h: Change definitions of vec_xl and
10514 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
10515 (LD_ELEMREV_V2DI): New.
10516 (LD_ELEMREV_V4SF): New.
10517 (LD_ELEMREV_V4SI): New.
10518 (LD_ELEMREV_V8HI): New.
10519 (LD_ELEMREV_V16QI): New.
10520 (ST_ELEMREV_V2DF): New.
10521 (ST_ELEMREV_V2DI): New.
10522 (ST_ELEMREV_V4SF): New.
10523 (ST_ELEMREV_V4SI): New.
10524 (ST_ELEMREV_V8HI): New.
10525 (ST_ELEMREV_V16QI): New.
10528 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10529 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
10530 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
10531 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
10532 (altivec_expand_builtin): Add handling for
10533 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
10534 (rs6000_invalid_builtin): Add error-checking for
10535 RS6000_BTM_P9_VECTOR.
10536 (altivec_init_builtins): Define builtins used to implement vec_xl
10538 (rs6000_builtin_mask_names): Define power9-vector.
10539 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
10540 (RS6000_BTM_P9_VECTOR): Define.
10541 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
10542 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
10543 (vsx_ld_elemrev_v2df): Likewise.
10544 (vsx_ld_elemrev_v4sf): Likewise.
10545 (vsx_ld_elemrev_v4si): Likewise.
10546 (vsx_ld_elemrev_v8hi): Likewise.
10547 (vsx_ld_elemrev_v16qi): Likewise.
10548 (vsx_st_elemrev_v2df): Likewise.
10549 (vsx_st_elemrev_v2di): Likewise.
10550 (vsx_st_elemrev_v4sf): Likewise.
10551 (vsx_st_elemrev_v4si): Likewise.
10552 (vsx_st_elemrev_v8hi): Likewise.
10553 (vsx_st_elemrev_v16qi): Likewise.
10554 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
10557 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
10559 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
10561 (simplify_control_stmt_condition_1): ... here. Recurse into
10562 BIT_AND_EXPRs and BIT_IOR_EXPRs.
10564 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
10567 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
10568 (zero_extendqi<mode>2_dot): Revert earlier conversion from
10569 define_insn_and_split to define_insn.
10570 (zero_extendqi<mode>2_dot2): Same.
10571 (extendqi<mode>2_dot): Same.
10572 (extendqi<mode>2_dot2): Same.
10574 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10576 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
10577 (probe_stack): New expander.
10578 (probe_stack_<mode>): New insn pattern.
10580 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10582 * config/i386/i386.md
10583 (operations with memory inputs setting flags peephole2):
10584 Remove uneeded REG_P checks. Cleanup pattern generation.
10586 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
10588 * tree-vect-loop.c (vect_transform_loop): Fix
10589 nb_iterations_upper_bound computation for vectorized loop.
10591 2016-04-29 Marek Polacek <polacek@redhat.com>
10592 Jakub Jelinek <jakub@redhat.com>
10595 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
10596 TARGET_EXPR_SLOT as a base.
10598 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
10600 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
10601 with 'rCm2' constraints to limit possible immediate size.
10602 (*load_zeroextendqisi_update): Likewise.
10603 (*load_signextendqisi_update): Likewise.
10604 (*loadhi_update): Likewise.
10605 (*load_zeroextendhisi_update): Likewise.
10606 (*load_signextendhisi_update): Likewise.
10607 (*loadsi_update): Likewise.
10608 (*loadsf_update): Likewise.
10610 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10612 * config/i386/predicates.md (constm1_operand): Fix comparison.
10614 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10616 * testsuite/gcc.target/arc/ieee_eq.c: New test.
10618 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
10620 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
10621 remaining SH5 related settings.
10622 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
10623 shmedia_prepare_call_address): Delete.
10624 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
10625 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
10626 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
10627 UNSUPPORTED_SH2A): Remove m5 checks.
10628 (sh_divide_strategy_e): Remove SH5 division strategies.
10629 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
10630 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
10632 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10634 * config/s390/s390.c (s390_rtx_costs): Update documentation.
10636 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10638 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
10639 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
10640 Change lder to ldr.
10641 * config/s390/vector.md ("mov<mode>"): Likewise.
10643 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
10645 * config/s390/constraints.md ("U", "W"): Invoke
10646 s390_mem_constraint with "ZR" and "ZT".
10647 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
10648 addresses when using LRA. Accept also short displacements for S
10649 and T constraints. Do not check for long displacement target for
10650 S and T constraints.
10651 (s390_mem_constraint): Remove handling of U and W constraints.
10652 * config/s390/s390.md (various patterns): Remove the short
10653 displacement constraints (Q and R) if a long displacement
10654 constraint is present. Add longdisp as required CPU capability.
10655 * config/s390/vector.md: Likewise.
10656 * config/s390/vx-builtins.md: Likewise.
10658 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10661 * reload1.c (reload): Call finish_spills before
10662 restarting reload loop. Skip select_reload_regs
10663 if update_eliminables_and_spill returns true.
10665 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10667 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
10668 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
10669 (umulhisi3_imm): Update predicates and constraint letters.
10670 (umulhisi3_reg): Declare instruction as commutative.
10671 * config/arc/constraints.md (J12, J16): New constraints.
10672 * config/arc/predicates.md (short_unsigned_const_operand): New
10674 (arc_short_operand): Likewise.
10675 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
10677 2016-04-29 Richard Biener <rguenther@suse.de>
10679 PR tree-optimization/13962
10680 PR tree-optimization/65686
10681 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
10682 * tree-ssa-alias.c (ptrs_compare_unequal): New function
10683 using PTA to compare pointers.
10684 * match.pd: Add pattern for pointer equality compare simplification
10685 using ptrs_compare_unequal.
10687 2016-04-29 Richard Biener <rguenther@suse.de>
10689 * stor-layout.c (layout_type): Do not build a pointer-to-element
10692 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10694 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
10695 Use SWI mode iterator. Use general_reg_operand predicate.
10696 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
10697 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
10700 2016-04-29 Jakub Jelinek <jakub@redhat.com>
10702 PR middle-end/70843
10703 * fold-const.c (operand_equal_p): Don't verify hash value equality
10705 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
10708 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10711 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
10712 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
10713 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
10714 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
10715 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
10717 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10719 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
10720 to info. Don't initialize separate fields to 0. Clean up
10723 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10725 * config/i386/i386.md (peephole2s for operations with memory inputs):
10726 Use SWI mode iterator.
10727 (peephole2s for operations with memory outputs): Ditto.
10728 Do not check for stack checking probe.
10730 (probe_stack): Remove expander.
10732 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10733 Andrew Burgess <andrew.burgess@embecosm.com>
10735 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
10736 operands as 32-bits.
10738 2016-04-28 Jason Merrill <jason@redhat.com>
10740 * gdbinit.in: Skip line-map.h.
10742 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10743 Andrew Burgess <andrew.burgess@embecosm.com>
10745 * config/arc/arc.c (arc_conditional_register_usage): Take
10746 TARGET_RRQ_CLASS into account.
10747 (arc_print_operand): Support printing 'p' and 's' operands.
10748 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
10750 (TARGET_RRQ_CLASS): Define.
10751 (IS_POWEROF2_OR_0_P): Define.
10752 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
10754 (*tst_movb): New define_insn.
10755 (*tst): Avoid recognition if it could prevent '*tst_movb'
10756 combination; replace c/CnL with c/Chs alternative.
10757 (*tst_bitfield_tst): New define_insn.
10758 (*tst_bitfield_asr): New define_insn.
10759 (*tst_bitfield): New define_insn.
10760 (andsi3_i): Add Rrq variant.
10761 (extzv): New define_expand.
10762 (insv): New define_expand.
10763 (*insv_i): New define_insn.
10764 (*movb): New define_insn.
10765 (*movb_signed): New define_insn.
10766 (*movb_high): New define_insn.
10767 (*movb_high_signed): New define_insn.
10768 (*movb_high_signed + 1): New define_split pattern.
10769 (*mrgb): New define_insn.
10770 (*mrgb + 1): New define_peephole2 pattern.
10771 (*mrgb + 2): New define_peephole2 pattern.
10772 * config/arc/arc.opt (mbitops): New option for nps400, uses
10773 TARGET_NPS_BITOPS_DEFAULT.
10774 * config/arc/constraints.md (q): Make register class conditional.
10775 (Rrq): New register constraint.
10776 (Chs): New constraint.
10777 (Clo): New constraint.
10778 (Chi): New constraint.
10779 (Cbf): New constraint.
10780 (Cbn): New constraint.
10781 (C18): New constraint.
10782 (Cbi): New constraint.
10784 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10786 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
10788 (bitmap_intersection_of_preds): Ditto.
10789 (bitmap_union_of_succs): Ditto.
10790 (bitmap_union_of_preds): Ditto.
10791 * sbitmap.c (do_popcount): Delete.
10792 (BITMAP_DEBUGGING): Delete.
10793 (sbitmap_verify_popcount): Delete.
10794 (sbitmap_alloc): Don't initialize the popcount field.
10795 (sbitmap_alloc_with_popcount): Delete.
10796 (sbitmap_resize): Don't resize the popcount array.
10797 (sbitmap_vector_alloc): Don't initialize the popcount field.
10798 (bitmap_copy): Don't copy the popcount array.
10799 (bitmap_clear): Don't clear the popcount array.
10800 (bitmap_clear): Delete the popcount array handling.
10801 (bitmap_ior_and_compl): Delete the popcount assert.
10802 (bitmap_not): Ditto.
10803 (bitmap_and_compl): Ditto.
10804 (bitmap_and): Delete the popcount array handling.
10805 (bitmap_xor): Ditto.
10806 (bitmap_ior): Ditto.
10807 (bitmap_or_and): Delete the popcount assert.
10808 (bitmap_and_or): Ditto.
10809 (popcount_table): Delete.
10810 (sbitmap_elt_popcount): Delete.
10811 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
10812 (bitmap_set_bit): Delete the popcount assert.
10813 (bitmap_clear_bit): Ditto.
10814 (sbitmap_free): Don't free the popcount array.
10815 (sbitmap_alloc_with_popcount): Delete declaration.
10816 (sbitmap_popcount): Ditto.
10818 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10819 Andrew Burgess <andrew.burgess@embecosm.com>
10821 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10822 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10823 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10824 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10825 * config/arc/arc.opt (mcmem): New option.
10826 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10827 supply length for r/m alternative.
10828 (*extendqisi2_ac): Likewise.
10829 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10831 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10832 (movhi_insn): Likewise.
10833 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10834 (*zero_extendqihi2_i): Add r/Ucm alternative.
10835 (*zero_extendqisi2_ac): Likewise.
10836 (*zero_extendhisi2_i): Likewise.
10837 * config/arc/constraints.md (Uex): New memory constraint.
10838 (Ucm): New define_constraint.
10839 * config/arc/predicates.md (long_immediate_loadstore_operand):
10840 Return 0 for MEM with cmem_address address.
10841 (cmem_address_0): New predicates.
10842 (cmem_address_1): Likewise.
10843 (cmem_address_2): Likewise.
10844 (cmem_address): Likewise.
10846 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10848 * config/rs6000/rs6000.c (machine_function): Rename
10849 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10850 (rs6000_stack_info): Adjust.
10852 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10853 Andrew Burgess <andrew.burgess@embecosm.com>
10855 * config/arc/constraints.md (Usd): Convert to define_constraint.
10859 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10862 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10863 Add new peephole2 where the first insn is *mov<mode>_or instead of
10864 *mov<mode>_internal.
10866 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10868 * tracer.c (bb_seen): Make static.
10870 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10872 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10873 support, setup defaults.
10874 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10875 * config/arc/arc.c (arc_init): Add NPS400 support.
10876 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10877 (TARGET_ARC700): NPS400 is also an ARC700.
10878 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10880 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10883 * config/nds32/nds32.md (casesi): Don't access the operands array
10886 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10888 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10889 (or $-1,reg peephole2): Ditto.
10890 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10892 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10894 * doc/extend.texi (Common Function Attributes) [optimize]:
10895 Discourage use of the optimize attribute.
10897 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10899 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10900 special case builtin.
10901 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10902 ALTIVEC_BUILTIN_VEC_ADDE.
10903 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10904 support for ALTIVEC_BUILTIN_VEC_ADDE.
10905 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10906 for __builtin_vec_adde.
10908 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10910 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10911 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10913 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10916 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10917 attributes): Document cilkplus_runtime.
10919 2016-04-28 Martin Jambor <mjambor@suse.cz>
10921 * tree-cfg.c (verify_expr): Verify that local declarations belong to
10922 this function. Call verify_expr on MEM_REFs and bases of other
10923 handled_components.
10925 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10927 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
10928 for WORD_REGISTER_OPERATIONS to runtime check.
10930 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10932 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
10934 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10936 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
10937 big-endian compilation.
10938 * config/arc/arc.md (addf3): Likewise.
10939 (subdf3): Likewise.
10940 (muldf3): Likewise.
10942 2016-04-28 Richard Biener <rguenther@suse.de>
10944 PR tree-optimization/70840
10945 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
10946 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
10947 Mark x * pow(x,c) -> pow(x,c+1) commutative.
10948 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
10950 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10952 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
10953 and explain why in a comment.
10955 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10957 * config/arc/arc.md (cpu_facility): Add fpx variant.
10958 (subdf3): Prohibit use reverse sub when assist operations option
10960 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
10961 instructions only when FPX is enabled.
10962 * testsuite/gcc.target/arc/trsub.c: New test.
10964 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10966 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
10967 mult_operator when calculating "type" attribute.
10968 (*fop_<mode>_1_i387): Ditto.
10969 (*fop_xf_1_i387): Ditto.
10970 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
10971 Use std::swap to swap operands. Use RTL expressions to generate
10974 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10975 Joern Rennecke <joern.rennecke@embecosm.com>
10977 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
10979 (emit_pic_move): Remove.
10980 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
10981 * config/arc/arc.c (emit_pic_move): Removed.
10982 (TARGET_HAVE_TLS): Define.
10983 (arc_conditional_register_usage): Test for arc_tp_regno.
10984 (arc_print_operand, arc_print_operand_address): Handle TLS
10986 (arc_needs_pcl_p): New function.
10987 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
10988 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
10989 (arc_raw_symbolic_reference_mentioned_p): Likewise.
10990 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
10991 (arc_legitimize_tls_address): Likewise.
10992 (DTPOFF_ZERO_SYM): Define.
10993 (arc_legitimize_pic_address): Make it static, handle TLS cases.
10994 (arc_output_pic_addr_const): Print TLS unspecs.
10995 (prepare_pic_move): New function, replaces emit_pic_move.
10996 (arc_legitimate_constant_p): Handle TLS unspecs.
10997 (arc_legitimate_address_p): Likewise.
10998 (arc_rewrite_small_data_p): Use assert for TLS constants.
10999 (prepare_move_operands): Use prepare_pic_move.
11000 (arc_legitimize_address): Legitimize tls addresses.
11001 (arc_epilogue_uses): Check for arc_tp_regno.
11002 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
11003 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
11005 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
11007 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
11008 %(arc_tls_extra_start_spec).
11009 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
11010 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
11012 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
11013 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
11014 (UNSPEC_TLS_OFF): Add.
11016 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
11017 (get_thread_pointersi): New patterns.
11018 * config/arc/arc.opt (mtp-regno): New option.
11019 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
11020 (move_dest_operand): Likewise.
11021 * configure: Regenerate.
11022 * configure.ac: Add arc*-*-* case to test for tls.
11023 * doc/invoke.texi (ARC options): Document mtp-regno.
11025 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
11027 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
11028 the new ARC HS SIMD instructions.
11029 (arc_preferred_simd_mode): New function.
11030 (arc_autovectorize_vector_sizes): Likewise.
11031 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
11032 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11033 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
11034 (arc_init_builtins): Add new SIMD builtin types.
11035 (arc_split_move): Handle 64 bit vector moves.
11036 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
11037 (TARGET_PLUS_QMACW): Define.
11038 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
11039 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
11040 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
11041 (VSUBADD4H): New builtins.
11042 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
11043 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
11045 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
11046 Matthias Klose <doko@debian.org>
11048 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
11050 2016-04-28 Richard Biener <rguenther@suse.de>
11052 PR middle-end/70777
11053 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
11056 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
11058 * common/config/sh/sh-common.c: Remove SH5 support.
11059 * config/sh/constraints.md: Likewise.
11060 * config/sh/config/sh/elf.h: Likewise.
11061 * config/sh/linux.h: Likewise.
11062 * config/sh/netbsd-elf.h: Likewise.
11063 * config/sh/predicates.md: Likewise.
11064 * config/sh/sh-c.c: Likewise.
11065 * config/sh/sh-protos.h: Likewise.
11066 * config/sh/sh.c: Likewise.
11067 * config/sh/sh.h: Likewise.
11068 * config/sh/sh.md: Likewise.
11069 * config/sh/sh.opt: Likewise.
11070 * config/sh/sync.md: Likewise.
11071 * config/sh/sh64.h: Delete.
11072 * config/sh/shmedia.h: Likewise.
11073 * config/sh/shmedia.md: Likewise.
11074 * config/sh/sshmedia.h: Likewise.
11075 * config/sh/t-netbsd-sh5-64: Likewise.
11076 * config/sh/t-sh64: Likewise.
11077 * config/sh/ushmedia.h: Likewise.
11079 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
11081 * config/i386/i386.md (sign_extend to memory peephole2s): Use
11082 general_reg_operand instead of register_operand predicate.
11084 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11086 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
11088 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
11090 * match.pd (A - B > A, A + B < A): New transformations.
11092 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
11094 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
11095 which defaults to true. Emit an outer pair of parentheses only if
11096 EMIT_PARENS. When continuing a chain of && or || (or & or |),
11097 don't emit parentheses for the right-hand operand.
11099 2016-04-27 Jeff Law <law@redhat.com>
11101 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
11103 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11105 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
11106 (altivec_lvx_<mode>_internal): Document.
11107 (altivec_lvx_<mode>_2op): New define_insn.
11108 (altivec_lvx_<mode>_1op): Likewise.
11109 (altivec_lvx_<mode>_2op_si): Likewise.
11110 (altivec_lvx_<mode>_1op_si): Likewise.
11111 (altivec_stvx_<mode>): Remove.
11112 (altivec_stvx_<mode>_internal): Document.
11113 (altivec_stvx_<mode>_2op): New define_insn.
11114 (altivec_stvx_<mode>_1op): Likewise.
11115 (altivec_stvx_<mode>_2op_si): Likewise.
11116 (altivec_stvx_<mode>_1op_si): Likewise.
11117 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11118 Expand vec_ld and vec_st during parsing.
11119 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
11121 (altivec_expand_stvx_be): Likewise.
11122 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
11123 address-masking behavior in RTL.
11124 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
11125 address-masking behavior in RTL.
11126 (altivec_expand_builtin): Change builtin code arguments for calls
11127 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
11128 (insn_is_swappable_p): Avoid incorrect swap optimization in the
11129 presence of lvx/stvx patterns.
11130 (alignment_with_canonical_addr): New function.
11131 (alignment_mask): Likewise.
11132 (find_alignment_op): Likewise.
11133 (recombine_lvx_pattern): Likewise.
11134 (recombine_stvx_pattern): Likewise.
11135 (recombine_lvx_stvx_patterns): Likewise.
11136 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
11137 stvx patterns from expand.
11138 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
11140 (vector_altivec_store_<mode>): Likewise.
11142 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
11144 * config/aarch64/aarch64.md
11145 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
11146 remove the "fp" attributes.
11147 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
11148 add the "simd" attributes.
11149 (*movdf_aarch64): Likewise.
11150 (*movtf_aarch64): Remove the "fp" attributes.
11151 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
11152 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
11154 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11156 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
11157 rtx to rtx_code_label *.
11158 * rtl.h (maybe_set_first_label_num): Likewise.
11160 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11162 * df-core.c (df_add_problem): Make the problem param be const.
11163 (df_remove_problem): Make local "problem" be const.
11164 * df-problems.c (problem_RD): Make const.
11165 (problem_LR): Likewise.
11166 (problem_LIVE): Likewise.
11167 (problem_MIR): Likewise.
11168 (problem_CHAIN): Likewise.
11169 (problem_WORD_LR): Likewise.
11170 (problem_NOTE): Likewise.
11171 (problem_MD): Likewise.
11172 * df-scan.c (problem_SCAN): Likewise.
11173 * df.h (struct df_problem): Make field "dependent_problem" be
11175 (struct dataflow): Likewise for field "problem".
11176 (df_add_problem): Make param const.
11178 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11180 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
11181 inter-unit moves to/from vector registers are enabled. Do not disable
11184 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11186 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
11187 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
11189 (enum df_problem_id): ...this new enum.
11190 (struct df_problem): Convert field "id" from "int" to
11191 enum df_problem_id.
11193 2016-04-27 David Malcolm <dmalcolm@redhat.com>
11195 * rtl.def: Update comment for "things in the instruction chain" to
11196 reflect the removal of the leading "i" field for INSN_UID in
11197 r210360. Fix bogus apostrophe.
11199 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
11201 * config/i386/i386.md
11202 (lea arith with mem operand + setcc peephole2): Set operator mode.
11204 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
11207 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
11208 (dimode_scalar_to_vector_candidate_p): This.
11209 (timode_scalar_to_vector_candidate_p): New function.
11210 (scalar_to_vector_candidate_p): Likewise.
11211 (timode_check_non_convertible_regs): Likewise.
11212 (timode_remove_non_convertible_regs): Likewise.
11213 (remove_non_convertible_regs): Likewise.
11214 (remove_non_convertible_regs): Renamed to ...
11215 (dimode_remove_non_convertible_regs): This.
11216 (scalar_chain::~scalar_chain): Make it virtual.
11217 (scalar_chain::compute_convert_gain): Make it pure virtual.
11218 (scalar_chain::mark_dual_mode_def): Likewise.
11219 (scalar_chain::convert_insn): Likewise.
11220 (scalar_chain::convert_registers): Likewise.
11221 (scalar_chain::add_to_queue): Make it protected.
11222 (scalar_chain::emit_conversion_insns): Likewise.
11223 (scalar_chain::replace_with_subreg): Likewise.
11224 (scalar_chain::replace_with_subreg_in_insn): Likewise.
11225 (scalar_chain::convert_op): Likewise.
11226 (scalar_chain::convert_reg): Likewise.
11227 (scalar_chain::make_vector_copies): Likewise.
11228 (scalar_chain::convert_registers): New pure virtual function.
11229 (class dimode_scalar_chain): New class.
11230 (class timode_scalar_chain): Likewise.
11231 (scalar_chain::mark_dual_mode_def): Renamed to ...
11232 (dimode_scalar_chain::mark_dual_mode_def): This.
11233 (timode_scalar_chain::mark_dual_mode_def): New function.
11234 (timode_scalar_chain::convert_insn): Likewise.
11235 (dimode_scalar_chain::convert_registers): Likewise.
11236 (scalar_chain::compute_convert_gain): Renamed to ...
11237 (dimode_scalar_chain::compute_convert_gain): This.
11238 (scalar_chain::replace_with_subreg): Renamed to ...
11239 (dimode_scalar_chain::replace_with_subreg): This.
11240 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
11241 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
11242 (scalar_chain::make_vector_copies): Renamed to ...
11243 (dimode_scalar_chain::make_vector_copies): This.
11244 (scalar_chain::convert_reg): Renamed to ...
11245 (dimode_scalar_chain::convert_reg ): This.
11246 (scalar_chain::convert_op): Renamed to ...
11247 (dimode_scalar_chain::convert_op): This.
11248 (scalar_chain::convert_insn): Renamed to ...
11249 (dimode_scalar_chain::convert_insn): This.
11250 (scalar_chain::convert): Call convert_registers.
11251 (convert_scalars_to_vector): Change to scalar_chain pointer to
11252 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
11253 in 32-bit mode. Delete scalar_chain pointer. Call
11254 free_dominance_info in 64-bit mode.
11255 (pass_stv::gate): Remove TARGET_64BIT check.
11256 (ix86_option_override): Put the 64-bit STV pass before the CSE
11259 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
11261 * dwarf2out.h (struct dw_loc_descr_node): Remove the
11262 dw_loc_frame_offset field.
11263 * dwarf2out.c (new_loc_descr): Likewise.
11264 (resolve_args_picking_1): Turn the VISITED hash set into a
11265 FRAME_OFFSET hash map. Use it to associate a frame offset to
11266 visited nodes. Remove uses of the CHECKING_P macro.
11267 (resolve_args_picking): Update call to resolve_args_picking_1.
11269 2016-04-27 Martin Liska <mliska@suse.cz>
11271 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
11272 (free_loop_data): Release vuses of groups.
11274 2016-04-27 Bin Cheng <bin.cheng@arm.com>
11276 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
11277 instead of redundant use_id and boolean have_use_for.
11278 (struct iv_use): Change sub_id into group_id. Remove field next.
11279 Move fields: related_cands, n_map_members, cost_map and selected
11281 (struct iv_group): ... here. New structure.
11282 (struct iv_common_cand): Use structure declaration directly.
11283 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
11284 (MAX_CONSIDERED_USES): Rename macro to ...
11285 (MAX_CONSIDERED_GROUPS): ... here.
11286 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
11287 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
11288 (dump_uses): Rename to ...
11289 (dump_groups): ... here. Update all uses.
11290 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
11291 (find_induction_variables): Refactor format of dump information.
11292 (record_sub_use): Delete.
11293 (record_use): Update all uses.
11294 (record_group): New function.
11295 (record_group_use, find_interesting_uses_op): Call above functions.
11297 (find_interesting_uses_cond): Ditto.
11298 (group_compare_offset): New function.
11299 (split_all_small_groups): Rename to ...
11300 (split_small_address_groups_p): ... here. Update all uses.
11301 (split_address_groups): Update all uses.
11302 (find_interesting_uses): Refactor format of dump information.
11303 (add_candidate_1): Update all uses. Remove redundant check on iv,
11305 (add_candidate, record_common_cand): Remove redundant assert.
11306 (add_iv_candidate_for_biv): Update use.
11307 (add_iv_candidate_derived_from_uses): Update all uses.
11308 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
11309 (alloc_use_cost_map): Ditto.
11310 (set_use_iv_cost, get_use_iv_cost): Rename to ...
11311 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
11312 (determine_use_iv_cost_generic): Ditto.
11313 (determine_group_iv_cost_generic): Ditto.
11314 (determine_use_iv_cost_address): Ditto.
11315 (determine_group_iv_cost_address): Ditto.
11316 (determine_use_iv_cost_condition): Ditto.
11317 (determine_group_iv_cost_cond): Ditto.
11318 (determine_use_iv_cost): Ditto.
11319 (determine_group_iv_cost): Ditto.
11320 (set_autoinc_for_original_candidates): Update all uses.
11321 (find_iv_candidates): Update all uses. Refactor dump information.
11322 (determine_use_iv_costs): Ditto.
11323 (determine_iv_costs): Ditto.
11324 (iv_ca_cand_for_use): Rename to ...
11325 (iv_ca_cand_for_group): ... here. Update all uses.
11326 (iv_ca_add_use, iv_ca_add_group): Ditto.
11327 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
11328 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
11329 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
11330 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
11331 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
11332 (create_new_iv, adjust_iv_update_pos): Ditto.
11333 (rewrite_use_address): Delete.
11334 (rewrite_use_address_1): Rename to ...
11335 (rewrite_use_address): ... here.
11336 (rewrite_use_compare): Update all uses.
11337 (rewrite_use): Delete.
11338 (rewrite_uses): Rename to ...
11339 (rewrite_groups): ... here. Update all uses.
11340 (remove_unused_ivs, free_loop_data): Update all uses.
11341 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
11343 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11345 * rtlanal.c (nonzero_bits1): Convert preprocessor check
11346 for WORD_REGISTER_OPERATIONS to runtime check.
11348 2016-04-27 Richard Biener <rguenther@suse.de>
11351 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
11352 aggregate_value_p to determine if a function result is
11353 returned by reference.
11354 (ipa_pta_execute): Functions having their address taken are
11355 not automatically nonlocal.
11357 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11360 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
11361 * fold-const.c (operand_equal_p): If flag_checking and
11362 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
11363 and if it returns non-zero, assert iterative_hash_expr on both
11366 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11368 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
11370 2016-04-27 Nick Clifton <nickc@redhat.com>
11372 PR middle-end/49889
11373 * varasm.c (merge_weak): Generate an error if an attempt is made
11374 to convert a non-weak static function into a weak, public function.
11376 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11378 * params.def (MAX_PARTITION_SIZE): New param.
11379 * doc/invoke.texi: Document lto-max-partition.
11381 2016-04-27 Richard Biener <rguenther@suse.de>
11384 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
11385 function cummulating used_from_other_partition, externally_visible
11386 and force_output from aliases.
11387 (refered_from_nonlocal_var): Likewise.
11388 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
11389 node flags properly.
11391 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
11393 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
11394 (-Wmemset-elt-size): New item.
11396 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
11399 * stor-layout.h (internal_reference_types): Delete.
11400 * stor-layout.c (reference_types_internal): Likewise.
11401 (internal_reference_types): Likewise.
11402 (layout_type) <REFERENCE_TYPE>: Adjust.
11404 2016-04-27 Jakub Jelinek <jakub@redhat.com>
11407 * tree.h (inchash::add_expr): Add FLAGS argument.
11408 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
11409 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
11410 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
11411 Formatting fix. Adjust recursive calls. For tcc_comparison,
11412 if swap_tree_comparison (code) is smaller than code, hash that
11413 and arguments in the other order. Hash CONVERT_EXPR the same
11414 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
11415 of ADDR_EXPR of decl as the decl itself. Add or remove
11416 OEP_ADDRESS_OF from recursive flags as needed. For
11417 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
11418 operands commutatively and only the third one normally.
11419 For internal CALL_EXPR hash in CALL_EXPR_IFN.
11421 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
11423 * config/rtems.h (LIB_SPEC): Add -latomic.
11425 2016-04-27 Joel Sherrill <joel@rtems.org>
11427 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
11428 xilink.ld and flags not relevant to RTEMS.
11430 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
11432 * toplev.c (backend_init_target): Avoid calling init_reload when using
11435 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11437 * reorg.c (try_merge_delay_insns): Declare i and j inside the
11438 for loops rather than one for the whole function.
11440 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11442 * match.pd (X + CST CMP X): New transformation.
11444 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
11446 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
11447 * fold-const.c (fold_binary_loc): Remove 2 transformations
11448 superseded by match.pd.
11449 * match.pd (x+x -> x*2): Generalize to integers.
11451 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
11453 * config/i386/i386.md (operation on memory peephole): Duplicate an
11454 existing peephole and adapt it to match lea rather than an operation
11457 PR rtl-optimization/57193
11458 * opts.c (default_options_table): Add OPT_frename_registers at -O2
11460 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
11462 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11464 * tree-if-conv.c (any_pred_load_store): New static variable.
11465 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
11466 any_pred_load_store instead of and_mask_load_store.
11467 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
11468 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
11469 (combine_blocks, tree_if_conversion): Ditto.
11471 2016-04-26 Bin Cheng <bin.cheng@arm.com>
11473 PR tree-optimization/70771
11474 PR tree-optimization/70775
11475 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
11476 virtual PHI nodes. Delete parameter.
11477 (if_convertible_loop_p_1): Delete argument to above function.
11478 (predicate_all_scalar_phis): Delete code handling single-argument
11480 (tree_if_conversion): Mark and update virtual SSA.
11482 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11485 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
11486 (x86_elf_aligned_common): Rename to ...
11487 (x86_elf_aligned_decl_common): ... this.
11488 Add decl arg. Switch to .lbss for largecomm object. Use
11489 LARGECOMM_SECTION_ASM_OP.
11490 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
11492 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
11493 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
11495 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
11496 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
11498 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11501 * config/i386/i386.c (SECTION_LARGE): Define.
11502 (x86_64_elf_select_section): Set it for large data/bss sections.
11503 Only clear SECTION_WRITE for .lrodata.
11504 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
11506 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
11507 * varasm.c (default_elf_asm_named_section): Grow flagchars.
11508 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
11510 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
11511 * doc/tm.texi: Regenerate.
11513 2016-04-26 Jakub Jelinek <jakub@redhat.com>
11516 * configure.ac (--enable-checking): Document extra flag, for
11517 non-release builds default to --enable-checking=yes,extra.
11518 If misc checking and extra checking, define CHECKING_P to 2 instead
11520 * common.opt (fchecking=): Add.
11521 * doc/invoke.texi (-fchecking=): Document.
11522 * doc/install.texi: Document --enable-checking changes.
11523 * configure: Regenerated.
11524 * config.in: Regenerated.
11526 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11528 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
11529 attribute instead of which_alternative.
11530 * config/i386/sse.md (*mov<mode>_internal): Ditto.
11531 Use EXT_REX_SSE_REG_P where appropriate.
11533 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11535 * config/i386/predicates.md (const0_operand): Do not match
11536 const_wide_int code.
11537 (const1_operand): Ditto.
11539 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11541 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
11542 for SSE constm1 operands and TARGET_AVX512VL.
11543 (*movti_internal): Ditto.
11544 (*mov<mode>_or): Use constm1_operand predicate.
11545 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
11546 for SSE vector_all_ones operands and TARGET_AVX512VL.
11547 * config/i386/predicates.md (constm1_operand): New predicate.
11548 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
11549 emission of constant -1 load.
11551 2016-04-25 Jason Merrill <jason@redhat.com>
11553 * gdbinit.in: Skip is-a.h.
11555 * attribs.c (register_scoped_attributes): Fix logic.
11556 * attribs.h: Declare register_scoped_attributes.
11558 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11560 * config/rs6000/rs6000-builtin.def: Correct pasto error for
11561 stxvd2x and stxvw4x built-in functions.
11563 2016-04-25 DJ Delorie <dj@redhat.com>
11565 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
11566 (ashrhi3): Likewise.
11567 (lshrhi3): Likewise.
11569 2016-04-25 Richard Biener <rguenther@suse.de>
11571 PR tree-optimization/70780
11572 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
11573 wasn't visited yet.
11574 (compute_antic): Mark blocks with abnormal preds as visited as
11575 they have a final empty antic-in solution already.
11577 2016-04-25 Michael Collison <michael.collison@linaro.org>
11579 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
11581 2016-04-25 Michael Collison <michael.collison@linaro.org>
11583 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
11584 mode is VQI to improve mixed mode vectorization.
11585 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
11586 define_insn to match low half of signed vaddw.
11587 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
11588 define_insn to match high half of signed vaddw.
11589 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
11590 define_insn to match low half of unsigned vaddw.
11591 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
11592 define_insn to match high half of unsigned vaddw.
11593 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
11594 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11595 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
11597 (arm_simd_check_vect_par_cnst_half_p): Likewise.
11598 * config/arm/predicates.md (vect_par_constant_high): Support
11599 big endian and simplify by calling
11600 arm_simd_check_vect_par_cnst_half
11601 (vect_par_constant_low): Likewise.
11603 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
11605 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
11606 predicate for operand 2.
11608 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
11609 H.J. Lu <hongjiu.lu@intel.com>
11611 * config/i386/i386-protos.h (standard_sse_constant_p): Add
11612 machine_mode argument.
11613 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
11614 constm1_rtx operands. For VOIDmode constants, get mode from
11615 pred_mode. Check mode size if the mode is supported by ABI.
11616 (standard_sse_constant_opcode): Do not use standard_constant_p.
11617 Strictly check ABI support for all-ones operands.
11618 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
11619 immediates. Update calls to standard_sse_constant_p.
11620 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
11621 (ix86_rtx_costs): Ditto.
11622 * config/i386/i386.md (*movxi_internal_avx512f): Use
11623 nonimmediate_or_sse_const_operand instead of vector_move_operand.
11624 Use (v,BC) alternative instead of (v,C). Use register_operand
11625 checks instead of MEM_P.
11626 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
11627 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
11628 isa attribute. Use register_operand checks instead of MEM_P.
11629 (*movti_internal): Use nonimmediate_or_sse_const_operand for
11630 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
11631 alternative and corresponding sse2 isa attribute.
11632 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
11633 to standard_sse_constant_p.
11634 (FP constant splitters): Ditto.
11635 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
11637 * config/i386/predicates.md (constm1_operand): Remove.
11638 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
11639 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
11640 vector_all_ones_operand instead of constm1_operand.
11642 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11644 * print-rtl.c (print_rtx_insn_vec): New function.
11645 * print-rtl.h: New prototype.
11646 * store-motion.c (struct st_expr): Make avail_stores a vector.
11647 (st_expr_entry): Adjust.
11648 (free_st_expr_entry): Likewise.
11649 (print_store_motion_mems): Likewise.
11650 (find_moveable_store): Likewise.
11651 (compute_store_table): Likewise.
11652 (delete_store): Likewise.
11653 (build_store_vectors): Likewise.
11655 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11657 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
11659 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11661 * vec.h (vec_safe_contains): New function.
11662 (vec::contains): Likewise.
11663 (vec::begin): Likewise.
11664 (vec::end): Likewise.
11666 2016-04-23 Jakub Jelinek <jakub@redhat.com>
11669 * cfgexpand.c (expand_stack_vars): Fix typo.
11671 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11673 * system.h (list, map, set, vector): Include conditionally.
11674 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
11675 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
11676 * ipa-icf.c (INCLUDE_LIST): Define.
11677 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
11678 * config/sh/sh.c (INCLUDE_VECTOR): Define.
11679 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
11680 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
11681 * cp/logic.cc (INCLUDE_LIST): Define.
11682 * fortran/trans-common.c (INCLUDE_MAP): Define.
11684 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11686 * auto-profile.c: Remove <string.h> include.
11687 * ipa-icf-gimple.c: Remove <list> include.
11688 * diagnostic.c: Remove <new> include.
11689 * genmatch.c: Likewise.
11690 * pretty-print.c: Likewise.
11691 * toplev.c: Likewise
11692 * c/c-objc-common.c: Likewise.
11693 * cp/error.c: Likewise.
11694 * fortran/error.c: Likewise.
11696 2016-04-22 Richard Biener <rguenther@suse.de>
11698 * lto-streamer-in.c (input_ssa_names): Do not allocate
11699 GIMPLE_NOP for all SSA names.
11700 * lto-streamer-out.c (output_ssa_names): Do not output
11701 SSA names that should have been released.
11703 2016-04-22 Richard Biener <rguenther@suse.de>
11705 PR tree-optimization/70740
11706 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
11709 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
11712 * config/i386/predicates.md (call_insn_operand): Replace
11713 sibcall_memory_operand with memory_operand.
11715 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
11717 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
11718 has_single_use() tests.
11719 (register_edge_assert_for_1): Likewise.
11720 (find_assert_locations_1): Check the liveness bitmap instead of
11721 checking has_single_use().
11723 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
11726 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
11727 Extract AVX-512BW constraint from AVX.
11729 2016-04-21 Richard Biener <rguenther@suse.de>
11731 PR tree-optimization/70725
11732 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
11733 for phi_convertible_by_degenerating_args.
11734 (predicate_all_scalar_phis): Handle single-argument PHIs.
11736 2016-04-21 Richard Biener <rguenther@suse.de>
11738 PR middle-end/70747
11739 * fold-const.c (fold_comparison): Return properly typed
11742 2016-04-21 Bin Cheng <bin.cheng@arm.com>
11744 PR tree-optimization/70715
11745 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11746 after expanding BASE using expand_simple_operations.
11748 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11750 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
11751 New transformations.
11753 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11755 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
11757 2016-04-20 Jan Hubicka <jh@suse.cz>
11759 * ipa-inline.c (can_inline_edge_p): Pass caller info to
11760 ultiimate_alias_target.
11761 (update_callee_keys): Likewise.
11762 (lookup_recursive_calls): Likewise.
11763 (speculation_useful_p): Likewise.
11765 2016-04-20 Jan Hubicka <jh@suse.cz>
11768 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
11769 (set_nothrow_flag_1): ... this; handle interposition correctly;
11770 recurse on aliases and thunks.
11771 (cgraph_node::set_nothrow_flag): New.
11772 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
11773 functions compiled with non-call exceptions that binds to current
11775 (propagate_nothrow): Be safe WRT interposition.
11776 * cgraph.h (set_nothrow_flag): Update prototype.
11778 2016-04-18 Jan Hubicka <jh@suse.cz>
11780 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11781 max_loop_iterations_int.
11782 (tree_unswitch_outer_loop): Likewise.
11784 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11786 PR tree-optimization/69489
11787 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
11788 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
11789 Revise dump message.
11790 (if_convertible_bb_p): Remove check on edge count of basic block's
11793 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11795 PR tree-optimization/56625
11796 PR tree-optimization/69489
11797 * tree-data-ref.h (DR_INNERMOST): New macro.
11798 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
11799 hashing struct innermost_loop_behavior.
11800 (ref_DR_map): Remove.
11801 (innermost_DR_map): New map.
11802 (baseref_DR_map): Revise comment.
11803 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
11804 to innermost_DR_map accroding to its innermost loop behavior.
11805 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
11806 to its innermost loop behavior.
11807 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
11808 Add initialization for innermost_DR_map. Record memory reference
11809 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
11810 have innermost loop behavior.
11811 (if_convertible_loop_p): Remove release for ref_DR_map. Release
11814 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
11816 * config/i386/i386.md (*lea<mode>_general_1): Rename from
11817 *lea_general_1. Use explicit SWI12 mode interator.
11818 (*lea<mode>_general_2): Rename from *lea_general_2.
11819 Use explicit SWI12 mode interator.
11820 (*lea<mode>_general_3): Rename from *lea_general_3.
11821 Use explicit SWI12 mode interator.
11822 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11823 Use explicit SWI12 mode interator.
11824 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11825 Use explicit SWI48 mode interator.
11827 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11829 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11830 Short-cut unaligned load and store cases. Handle all integer
11832 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11833 and store cases. Call ix86_avx256_split_vector_move_misalign
11834 directly without checking mode class.
11836 2016-04-20 Andrew Pinski <apinski@cavium.com>
11837 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11840 * config/aarch64/aarch64.md (sibcall): Force call
11841 address to be DImode for ILP32.
11842 (sibcall_value): Likewise.
11844 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11846 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11848 2016-04-20 Richard Biener <rguenther@suse.de>
11850 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11851 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11852 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11853 (maybe_push_res_to_seq): Adjust.
11854 * gimple-fold.c (maybe_build_generic_op): Likewise.
11856 2016-04-20 Marek Polacek <polacek@redhat.com>
11858 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11861 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11863 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11864 use kmovw to support AVX512F target.
11866 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11868 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11870 2016-04-20 Marek Polacek <polacek@redhat.com>
11872 PR tree-optimization/70725
11873 * tree-if-conv.c (is_false_predicate): New function.
11874 (predicate_mem_writes): Use it.
11876 2016-04-20 Richard Biener <rguenther@suse.de>
11878 PR tree-optimization/70726
11879 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11880 shift amounts from a pattern stmt operand.
11882 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11885 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11886 stack_restore_from_fpr pattern when restoring r15.
11887 (s390_optimize_prologue): Strip away the memory barrier in the
11888 parallel when trying to get rid of restore insns.
11889 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11890 definition for loading the stack pointer from an FPR. Compared to
11891 the normal move insn this pattern includes a full memory barrier.
11893 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11895 PR middle-end/70680
11896 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11897 implicitly linear or lastprivate iterator on the outer context.
11899 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11901 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11903 * config/i386/i386.md (ssememalign): Removed.
11904 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11906 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11909 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11910 const short * to __builtin_ia32_loaddquhi512_mask.
11911 (_mm512_maskz_loadu_epi16): Likewise.
11912 (_mm512_mask_storeu_epi16): Pass short * to
11913 __builtin_ia32_storedquhi512_mask.
11914 (_mm512_mask_loadu_epi8): Pass const char * to
11915 __builtin_ia32_loaddquqi512_mask.
11916 (_mm512_maskz_loadu_epi8): Likewise.
11917 (_mm512_mask_storeu_epi8): Pass char * to
11918 __builtin_ia32_storedquqi512_mask.
11919 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
11920 const double * to __builtin_ia32_loadupd512_mask.
11921 (_mm512_mask_loadu_pd): Likewise.
11922 (_mm512_maskz_loadu_pd): Likewise.
11923 (_mm512_storeu_pd): Pass double * to
11924 __builtin_ia32_storeupd512_mask.
11925 (_mm512_mask_storeu_pd): Likewise.
11926 (_mm512_loadu_ps): Pass const float * to
11927 __builtin_ia32_loadups512_mask.
11928 (_mm512_mask_loadu_ps): Likewise.
11929 (_mm512_maskz_loadu_ps): Likewise.
11930 (_mm512_storeu_ps): Pass float * to
11931 __builtin_ia32_storeups512_mask.
11932 (_mm512_mask_storeu_ps): Likewise.
11933 (_mm512_mask_loadu_epi64): Pass const long long * to
11934 __builtin_ia32_loaddqudi512_mask.
11935 (_mm512_maskz_loadu_epi64): Likewise.
11936 (_mm512_mask_storeu_epi64): Pass long long *
11937 to __builtin_ia32_storedqudi512_mask.
11938 (_mm512_loadu_si512): Pass const int * to
11939 __builtin_ia32_loaddqusi512_mask.
11940 (_mm512_mask_loadu_epi32): Likewise.
11941 (_mm512_maskz_loadu_epi32): Likewise.
11942 (_mm512_storeu_si512): Pass int * to
11943 __builtin_ia32_storedqusi512_mask.
11944 (_mm512_mask_storeu_epi32): Likewise.
11945 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
11946 char * to __builtin_ia32_storedquqi256_mask.
11947 (_mm_mask_storeu_epi8): Likewise.
11948 (_mm256_mask_loadu_epi16): Pass const short * to
11949 __builtin_ia32_loaddquhi256_mask.
11950 (_mm256_maskz_loadu_epi16): Likewise.
11951 (_mm_mask_loadu_epi16): Pass const short * to
11952 __builtin_ia32_loaddquhi128_mask.
11953 (_mm_maskz_loadu_epi16): Likewise.
11954 (_mm256_mask_loadu_epi8): Pass const char * to
11955 __builtin_ia32_loaddquqi256_mask.
11956 (_mm256_maskz_loadu_epi8): Likewise.
11957 (_mm_mask_loadu_epi8): Pass const char * to
11958 __builtin_ia32_loaddquqi128_mask.
11959 (_mm_maskz_loadu_epi8): Likewise.
11960 (_mm256_mask_storeu_epi16): Pass short * to.
11961 __builtin_ia32_storedquhi256_mask.
11962 (_mm_mask_storeu_epi16): Pass short * to.
11963 __builtin_ia32_storedquhi128_mask.
11964 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
11965 const double * to __builtin_ia32_loadupd256_mask.
11966 (_mm256_maskz_loadu_pd): Likewise.
11967 (_mm_mask_loadu_pd): Pass onst double * to
11968 __builtin_ia32_loadupd128_mask.
11969 (_mm_maskz_loadu_pd): Likewise.
11970 (_mm256_mask_storeu_pd): Pass double * to
11971 __builtin_ia32_storeupd256_mask.
11972 (_mm_mask_storeu_pd): Pass double * to
11973 __builtin_ia32_storeupd128_mask.
11974 (_mm256_mask_loadu_ps): Pass const float * to
11975 __builtin_ia32_loadups256_mask.
11976 (_mm256_maskz_loadu_ps): Likewise.
11977 (_mm_mask_loadu_ps): Pass const float * to
11978 __builtin_ia32_loadups128_mask.
11979 (_mm_maskz_loadu_ps): Likewise.
11980 (_mm256_mask_storeu_ps): Pass float * to
11981 __builtin_ia32_storeups256_mask.
11982 (_mm_mask_storeu_ps): ass float * to
11983 __builtin_ia32_storeups128_mask.
11984 (_mm256_mask_loadu_epi64): Pass const long long * to
11985 __builtin_ia32_loaddqudi256_mask.
11986 (_mm256_maskz_loadu_epi64): Likewise.
11987 (_mm_mask_loadu_epi64): Pass const long long * to
11988 __builtin_ia32_loaddqudi128_mask.
11989 (_mm_maskz_loadu_epi64): Likewise.
11990 (_mm256_mask_storeu_epi64): Pass long long * to
11991 __builtin_ia32_storedqudi256_mask.
11992 (_mm_mask_storeu_epi64): Pass long long * to
11993 __builtin_ia32_storedqudi128_mask.
11994 (_mm256_mask_loadu_epi32): Pass const int * to
11995 __builtin_ia32_loaddqusi256_mask.
11996 (_mm256_maskz_loadu_epi32): Likewise.
11997 (_mm_mask_loadu_epi32): Pass const int * to
11998 __builtin_ia32_loaddqusi128_mask.
11999 (_mm_maskz_loadu_epi32): Likewise.
12000 (_mm256_mask_storeu_epi32): Pass int * to
12001 __builtin_ia32_storedqusi256_mask.
12002 (_mm_mask_storeu_epi32): Pass int * to
12003 __builtin_ia32_storedqusi128_mask.
12004 * config/i386/i386-builtin-types.def (PCSHORT): New.
12005 (PINT64): Likewise.
12006 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
12007 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
12008 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
12009 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
12010 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
12011 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
12012 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
12013 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
12014 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
12015 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
12016 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
12017 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
12018 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
12019 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
12020 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
12021 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
12022 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
12023 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
12024 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
12025 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
12026 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
12027 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
12028 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
12029 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
12030 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
12031 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
12032 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
12033 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
12034 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
12035 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
12036 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
12037 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
12038 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
12039 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
12040 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
12041 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
12042 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
12043 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
12044 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
12045 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
12046 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
12047 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
12048 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
12049 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
12050 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
12051 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
12052 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
12053 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
12054 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
12056 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
12057 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
12059 (ix86_expand_vector_move_misalign): Likewise.
12060 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
12061 to scalar function prototype for unaligned load/store builtins.
12062 (ix86_expand_special_args_builtin): Updated.
12063 * config/i386/sse.md (UNSPEC_LOADU): Removed.
12064 (UNSPEC_STOREU): Likewise.
12065 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
12066 (VI_ULOADSTORE_F_AVX512VL): Likewise.
12067 (ssescalarsize): Handle V4TI, V2TI and V1TI.
12068 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12069 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
12070 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
12071 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
12072 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
12073 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
12074 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
12075 (<avx512>_storedqu<mode>_mask): Likewise.
12076 (*sse4_2_pcmpestr_unaligned): Likewise.
12077 (*sse4_2_pcmpistr_unaligned): Likewise.
12078 (*mov<mode>_internal): Renamed to ...
12079 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
12080 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
12081 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
12082 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
12084 2016-04-19 Richard Biener <rguenther@suse.de>
12086 PR tree-optimization/70171
12087 * tree-ssa-phiprop.c: Include stor-layout.h.
12088 (phiprop_insert_phi): Handle the aggregate copy case.
12089 (propagate_with_phi): Likewise.
12091 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
12093 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
12094 instead of simplify_gen_subreg (... , 0).
12095 (ix86_delegitimize_address): Ditto.
12096 (ix86_split_divmod): Ditto.
12097 (ix86_split_copysign_const): Ditto.
12098 (ix86_split_copysign_var): Ditto.
12099 (ix86_expand_args_builtin): Ditto.
12100 (ix86_expand_round_builtin): Ditto.
12101 (ix86_expand_special_args_builtin): Ditto.
12102 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
12103 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
12104 (udivmodqi4): Ditto.
12105 (absneg splitters): Ditto.
12106 (*jcc_bt<mode>_1): Ditto.
12108 2016-04-19 Richard Biener <rguenther@suse.de>
12110 PR tree-optimization/70724
12111 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
12112 restoring out from ...
12113 (free_scc_vn): ... here.
12114 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
12115 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
12117 (pass_fre::execute): Restore SSA info.
12119 2016-04-19 Richard Biener <rguenther@suse.de>
12121 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
12122 * gimple-walk.c (walk_gimple_op): Initialize it.
12123 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
12124 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
12125 remapping SSA names of defs.
12126 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
12129 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
12131 PR middle-end/70689
12132 * lra-constraints.c (equiv_substition_p): New.
12133 (process_alt_operands): Use it.
12134 (swap_operands): Swap it.
12135 (curr_insn_transform): Update it.
12137 2016-04-18 Michael Matz <matz@suse.de>
12139 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
12140 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
12141 * tree-core.h (tree_type_common.align): Use bit-field.
12142 (tree_type_common.spare): New.
12143 (tree_decl_common.off_align): Make smaller.
12144 (tree_decl_common.align): Use bit-field.
12146 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
12147 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
12148 (scan_sharing_clauses): Ditto.
12149 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12150 (omp_finish_file): Ditto.
12151 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
12152 (layout_decl): Ditto.
12153 (relayout_decl): Ditto.
12154 (finalize_record_size): Use SET_TYPE_ALIGN.
12155 (finalize_type_size): Ditto.
12156 (finish_builtin_struct): Ditto.
12157 (layout_type): Ditto.
12158 (initialize_sizetypes): Ditto.
12159 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
12160 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
12161 (lookup_field_for_decl): Use SET_DECL_ALIGN.
12162 (get_chain_field): Ditto.
12163 (get_trampoline_type): Ditto.
12164 (get_nl_goto_field): Ditto.
12165 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
12167 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
12168 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
12169 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
12170 (build_qualified_type): Use SET_TYPE_ALIGN.
12171 (build_aligned_type, build_range_type_1): Ditto.
12172 (build_atomic_base): Ditto.
12173 (build_common_tree_nodes): Ditto.
12174 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
12175 (expand_one_stack_var_at): Ditto.
12176 * coverage.c (build_var): Use SET_DECL_ALIGN.
12177 * except.c (init_eh): Ditto.
12178 * function.c (assign_parm_setup_block): Ditto.
12179 * symtab.c (increase_alignment_1): Ditto.
12180 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
12181 * tree-vect-stmts.c (ensure_base_align): Ditto.
12182 * varasm.c (align_variable): Ditto.
12183 (assemble_variable): Ditto.
12184 (build_constant_desc): Ditto.
12185 (output_constant_def_contents): Ditto.
12187 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
12188 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
12189 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
12190 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
12191 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
12193 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
12196 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
12197 replace %vmovsd with "%vmovq".
12198 (vec_concatv2df): Likewise.
12200 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
12202 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
12203 (*vec_extractv2si_0): Ditto.
12204 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
12205 (zero_extended_scalar_load_operand splitters): Ditto.
12206 (vec_extract splitters): Ditto.
12207 (*vec_extractv4si_0_zext): Ditto.
12208 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
12209 and lowpart_subreg.
12210 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
12211 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
12212 (*sse4_1_extractps): Use lowpart_subreg.
12213 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
12215 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12217 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
12219 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
12220 Mention Solaris 11 packaging changes.
12221 Update gas and gld requirements.
12222 Remove reference to pre-Solaris 10 bug.
12223 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
12225 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
12228 2016-04-17 Jan Hubicka <jh@suse.cz>
12230 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
12231 max_loop_iterations_int.
12233 2016-04-18 Richard Biener <rguenther@suse.de>
12235 PR tree-optimization/43434
12236 * tree-ssa-structalias.c (struct vls_data): New.
12237 (visit_loadstore): Handle all pointer-based accesses.
12238 (compute_dependence_clique): Compute a bitmap of restrict tags
12239 assigned bases and pass it to visit_loadstore.
12241 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
12244 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
12245 armv8.1-a and armv8.1-a+crc.
12247 2016-04-18 Richard Biener <rguenther@suse.de>
12249 PR tree-optimization/70701
12250 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
12251 references after translating through a memcpy.
12253 2016-04-18 Richard Biener <rguenther@suse.de>
12255 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
12256 (compute_antic): ... here. For partial antic use regular
12257 postorder and scrap iteration.
12258 (compute_partial_antic_aux): Remove unused return value.
12259 (init_pre): Do not allocate postorder.
12260 (fini_pre): Do not free postorder.
12262 2016-04-18 Richard Biener <rguenther@suse.de>
12264 PR middle-end/37870
12265 * expmed.c (extract_bit_field_1): Remove broken case
12266 using a wider MODE_INT mode.
12268 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
12270 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
12271 unless compiling with at least GCC-4.8.
12273 2016-04-17 Jan Hubicka <jh@suse.cz>
12276 * graphite.c (graphite_finalize): Update call to
12277 tree_estimate_probability.
12278 * predict.h (tree_estimate_probability): Update prototype.
12280 2016-04-17 Jan Hubicka <jh@suse.cz>
12282 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
12283 (tree_estimate_probability): Likewise.
12284 (pass_profile::execute): Update.
12285 (report_predictor_hitrates): New function.
12286 * profile.c (compute_branch_probabilities): Use it.
12287 * predict.h (report_predictor_hitrates): Declare.
12289 2016-04-17 Jan Hubicka <jh@suse.cz>
12292 * cgraph.h (cgraph_node::set_const_flag,
12293 cgraph_node::set_pure_flag): Update prototype to return bool;
12295 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
12296 of interposable symbol are interposable, too.
12297 (cgraph_set_const_flag_1): Rename to ...
12298 (set_const_flag_1): ... this one; change to self recursive function
12299 instead of call_for_symbol_thunks_and_aliases. Handle correctly
12300 clearnig the flag in all variants and also virtual thunks of const
12301 functions are pure; track if any change was done.
12302 (cgraph_node::set_const_flag): Update.
12303 (struct set_pure_flag_info): New struct.
12304 (cgraph_set_pure_flag_1): Rename to ...
12305 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
12306 rather than pointer encoded flags; track if any changes was done;
12307 handle correctly clearning flag and setting flag of aliases already
12309 (cgraph_node::set_pure_flag): Update.
12310 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
12312 2016-04-17 Tom de Vries <tom@codesourcery.com>
12315 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
12316 backslash in label.
12318 2016-04-17 Tom de Vries <tom@codesourcery.com>
12320 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
12321 '{}<> ' as escape-for-record.
12323 2016-04-17 Tom de Vries <tom@codesourcery.com>
12325 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
12328 2016-04-17 Tom de Vries <tom@codesourcery.com>
12331 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
12332 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
12333 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
12334 * passes.c (finish_optimization_passes): Only call
12335 finish_graph_dump_file if dfi->graph_dump_initialized.
12336 (execute_function_dump, pass_init_dump_file): Use
12337 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
12339 2016-04-17 Tom de Vries <tom@codesourcery.com>
12341 PR tree-optimization/70256
12342 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
12343 (debug_varmap): New function.
12345 2016-04-17 Tom de Vries <tom@codesourcery.com>
12348 * passes.c (pass_manager::register_pass): Propagate pflags.
12350 2016-04-17 Tom de Vries <tom@codesourcery.com>
12353 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
12354 * passes.c (pass_manager::pass_manager): Declare and init p_start in
12355 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
12356 check if it's equal to p_start.
12357 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
12359 2016-04-15 Jan Hubicka <jh@suse.cz>
12362 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
12363 function does not bind to current def.
12364 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
12365 handle conservatively calls to functions that does not need to bind
12367 (check_call): Update call of worse_state.
12368 (ignore_edge_for_nothrow): Update.
12369 (ignore_edge_for_pure_const): Likewise.
12370 (propagate_pure_const): Update calls to worse_state.
12371 (skip_function_for_local_pure_const): Reformat comments.
12373 2016-04-15 Jan Hubicka <jh@suse.cz>
12376 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
12377 (cgraph_node::function_symbol): Likewise.
12378 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12379 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
12380 (symtab_node::ultimate_alias_target): Add REF parameter.
12381 (symtab_node::binds_to_current_def_p): Declare.
12382 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
12383 (cgraph_node::function_symbol): Likewise.
12384 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
12385 (cgraph_node::get_availability): Likewise.
12386 (cgraph_edge::binds_to_current_def_p): New inline function.
12387 (varpool_node::get_availability): Add REF parameter.
12388 (varpool_node::ultimate_alias_target): Likewise.
12389 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
12390 (symtab_node::binds_to_current_def_p): Likewise.
12391 * varpool.c (varpool_node::get_availability): Likewise.
12393 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12396 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
12397 Fix mode size check.
12399 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12401 * BASE-VER: Set to 7.0.0.
12403 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
12405 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
12407 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12409 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
12410 architecture revisions.
12412 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
12414 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
12415 * config/i386/i386.c (ix86_using_red_zone): No longer static.
12416 * config/i386/i386.md (stack decrement to push peepholes): Guard
12417 with !x86_using_red_zone ().
12419 2016-04-15 Jakub Jelinek <jakub@redhat.com>
12422 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
12423 to dump_generic_node.
12424 (NIY): Pass also flags to do_niy.
12426 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
12428 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
12429 (simd_clone_vector_of_formal_parm_types)
12430 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
12431 (simd_clone_mangle, simd_clone_create)
12432 (simd_clone_adjust_return_type, create_tmp_simd_array)
12433 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
12434 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
12435 (ipa_simd_modify_function_body, simd_clone_linear_addend)
12436 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
12437 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
12438 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
12439 * omp-simd-clone.c: ... this new file.
12440 (simd_clone_vector_of_formal_parm_types): Make it static.
12441 * Makefile.in (OBJS): Add omp-simd-clone.o.
12443 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
12446 * config/i386/sse.md: Use proper memory operand modifiers.
12449 2016-04-15 Richard Biener <rguenther@suse.de>
12450 Alan Modra <amodra@gmail.com>
12452 PR tree-optimization/70130
12453 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
12454 when alignment stays not the same and no not use the realign
12457 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12460 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12461 direct move handlers for KFmode. Change TFmode handlers test from
12462 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
12464 2016-04-14 Jakub Jelinek <jakub@redhat.com>
12467 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
12468 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
12469 (inlined_polymorphic_ctor_dtor_block_p): Use it.
12470 * tree-ssa-live.c (remove_unused_scope_block_p): When
12471 in_ctor_dtor_block, avoid discarding not just BLOCKs with
12472 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
12473 block_ultimate_origin is FUNCTION_DECL.
12474 (remove_unused_locals): If current_function_decl is
12475 polymorphic_ctor_dtor_p, pass initial true to
12476 remove_unused_scope_block_p' is_ctor_dtor_block.
12478 2016-04-14 Martin Sebor <msebor@redhat.com>
12483 * doc/extend.texi (Variable Length): Revert.
12485 2016-04-14 Marek Polacek <polacek@redhat.com>
12486 Jan Hubicka <hubicka@ucw.cz>
12489 * tree.c (verify_type): Disable the canonical type of main variant
12492 2016-04-14 Jason Merrill <jason@redhat.com>
12494 * cfgexpand.c, expr.c: Revert previous change.
12496 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
12498 PR middle-end/70643
12499 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
12500 when building a mem ref for the incoming reduction variable.
12502 2016-04-14 Richard Biener <rguenther@suse.de>
12504 PR tree-optimization/70614
12505 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
12506 loop if the evolution dropped to chrec_dont_know.
12507 (interpret_condition_phi): Likewise.
12509 2016-04-14 Richard Biener <rguenther@suse.de>
12511 PR tree-optimization/70623
12512 * tree-ssa-pre.c (changed_blocks): Make global ...
12513 (compute_antic): ... local here. Move and fix worklist
12514 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
12515 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
12516 worklist handling, dump when ANTIC_IN changed.
12517 (compute_partial_antic_aux): Remove worklist handling.
12518 (init_pre): Do not compute post dominators. Add a comment about
12519 the CFG order chosen.
12520 (fini_pre): Do not free post dominators.
12522 2016-04-13 Martin Sebor <msebor@redhat.com>
12527 * doc/extend.texi (Variable Length): Document C++ specifics.
12529 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12532 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
12533 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
12534 eh edges have been purged.
12537 * tree-sra.c (create_access_replacement,
12538 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
12540 * tree-pretty-print.c (dump_fancy_name): New function.
12541 (dump_decl_name, dump_generic_node): Use it.
12543 2016-04-13 Jason Merrill <jason@redhat.com>
12545 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
12546 * expr.c (expand_expr_real_1): Likewise.
12548 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
12550 * config/i386/i386.md (kunpckhi): Swap operands.
12551 (kunpcksi): Likewise.
12552 (kunpckdi): Likewise.
12553 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
12554 (vec_pack_trunc_<mode>): Likewise.
12556 2016-04-13 Jakub Jelinek <jakub@redhat.com>
12559 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
12561 PR middle-end/70633
12562 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
12563 gimplification turns some element into non-constant.
12566 * rtl.h (convert_memory_address_addr_space_1): New prototype.
12567 * explow.c (convert_memory_address_addr_space_1): No longer static,
12568 add NO_EMIT argument and don't call convert_modes if true, pass
12569 it down recursively, remove break after return.
12570 (convert_memory_address_addr_space): Adjust caller.
12571 * simplify-rtx.c (simplify_unary_operation_1): Call
12572 convert_memory_address_addr_space_1 instead of convert_memory_address,
12573 if it returns NULL, don't simplify.
12575 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
12578 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
12580 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12582 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12583 Bump the upper SIMDLEN limits, so that if the return type or
12584 characteristic type if the return type is void can be passed in
12585 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
12588 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12591 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
12592 Do not use "=" constraint on an input constraint.
12593 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
12594 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
12595 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
12596 generates (neg (abs ...)) instead of (abs ...).
12598 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12600 PR rtl-optimization/70596
12601 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
12602 just invalidate LRA data and reset them. Adjust dump wording.
12604 2016-04-12 Martin Liska <mliska@suse.cz>
12607 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12609 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12611 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12612 max_loop_iterations_int.
12613 (tree_unswitch_outer_loop): Likewise.
12614 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12615 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12617 2016-04-12 Tom de Vries <tom@codesourcery.com>
12619 PR tree-optimization/68756
12620 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
12621 instead of new_name.
12623 2016-04-12 Jakub Jelinek <jakub@redhat.com>
12625 PR tree-optimization/70602
12626 * tree-sra.c (generate_subtree_copies): Don't write anything into
12627 constant pool decls.
12629 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
12630 regardless whether there are depend clauses or not.
12632 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12635 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
12636 target attribute and pragma from changing the -mfloat128
12637 and -mfloat128-hardware options.
12639 * doc/extend.texi (Additional Floating Types): Document PowerPC
12640 __float128 restrictions.
12642 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12645 * config/aarch64/driver-aarch64.c
12646 (aarch64_get_extension_string_for_isa_flags): New.
12647 (arch_extension): Rename to...
12648 (aarch64_arch_extension): ...This.
12649 (ext_to_feat_string): Rename to...
12650 (aarch64_extensions): ...This.
12651 (aarch64_core_data): Keep track of architecture extension flags.
12652 (cpu_data): Rename to...
12653 (aarch64_cpu_data): ...This.
12654 (aarch64_arch_driver_info): Keep track of architecture extension
12656 (get_arch_name_from_id): Rename to...
12657 (get_arch_from_id): ...This, change return type.
12658 (host_detect_local_cpu): Update and reformat for renames, handle
12659 extensions through common infrastructure.
12661 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12664 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
12665 track of a canonical flag name.
12666 (all_extensions): Likewise.
12667 (arch_to_arch_name): Also track extension flags enabled by the arch.
12668 (all_architectures): Likewise.
12669 (aarch64_parse_extension): Move to here.
12670 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
12672 (aarch64_rewrite_selected_cpu): Update for above change.
12673 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
12674 are handled, such that the single explicit value enabled by an
12675 extension is kept seperate from the implicit values it also enables.
12676 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
12678 (aarch64_parse_extension): New.
12679 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
12680 here to config/aarch64/aarch64-protos.h.
12681 (aarch64_parse_extension): Move from here to
12682 common/config/aarch64/aarch64-common.c.
12683 (aarch64_option_print): Update.
12684 (aarch64_declare_function_name): Likewise.
12685 (aarch64_start_file): Likewise.
12686 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
12687 the canonical flag for extensions.
12688 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
12691 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12693 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
12696 2016-04-09 Tom de Vries <tom@codesourcery.com>
12698 PR tree-optimization/68953
12699 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
12700 first to last subscript.
12702 2016-04-09 Jakub Jelinek <jakub@redhat.com>
12704 PR tree-optimization/70586
12705 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
12708 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
12712 PR tree-optimization/70373
12713 PR middle-end/70533
12714 PR middle-end/70534
12715 PR middle-end/70535
12716 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
12717 clauses for acc parallel reductions as necessary. Error on those
12719 * omp-low.c (scan_sharing_clauses): Don't install variables which
12720 are used in acc parallel reductions.
12721 (lower_rec_input_clauses): Remove dead code.
12722 (lower_oacc_reductions): Add support for reference reductions.
12723 (lower_reduction_clauses): Remove dead code.
12724 (lower_omp_target): Don't remap variables appearing in acc parallel
12726 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
12728 2016-04-08 Jakub Jelinek <jakub@redhat.com>
12730 PR middle-end/70593
12731 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
12732 with multiple SSA_NAME defs, force the outputs other than first
12733 to be live before calling live_track_process_def on each output.
12735 PR rtl-optimization/70574
12736 * fwprop.c (forward_propagate_and_simplify): Don't add
12737 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
12738 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
12739 paradoxical subregs within *loc.
12741 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
12743 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
12744 -ftree-parallelize-loops={0,1}.
12745 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
12746 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
12747 * config/ia64/hpux.h (LIB_SPEC): Likewise.
12748 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12749 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
12751 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
12754 * asan.c (instrument_derefs): If we get unknown location, extract it
12755 with EXPR_LOCATION.
12756 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
12758 2016-04-08 Tom de Vries <tom@codesourcery.com>
12760 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
12761 implicit firstprivate clause.
12763 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12766 * config/arm/thumb2.md (tst + branch-> lsls + branch
12767 peephole below *orsi_not_shiftsi_si): Require that condition
12768 register is dead after the peephole.
12769 (second peephole after the above): Likewise.
12771 2016-04-08 Alan Modra <amodra@gmail.com>
12774 * builtins.c (fold_builtin_classify): For IBM extended precision,
12775 look at just the high-order double to test for NaN.
12776 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
12777 test just the high double for Inf but both doubles for subnormal
12780 2016-04-07 Jakub Jelinek <jakub@redhat.com>
12782 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
12783 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
12784 node->simdclone->mask_mode != VOIDmode masks.
12785 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
12786 earlier, use it instead of node->simdclone.
12787 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12788 Set clonei->mask_mode.
12790 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12793 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
12794 Pass it through to cp_parser_already_scoped_statement.
12795 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
12796 it through to cp_parser_statement.
12797 (cp_parser_statement): Pass IF_P through to
12798 cp_parser_iteration_statement.
12799 (cp_parser_pragma): Adjust call to
12800 cp_parser_iteration_statement.
12802 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12805 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
12806 resolve a future -Wparentheses warning.
12807 * omp-low.c (scan_sharing_clauses): Likewise.
12808 * tree-parloops.c (eliminate_local_variables): Likewise.
12810 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
12812 PR rtl-optimization/70398
12813 * lra-constraints.c (process_address_1): Check zero scale and code
12814 for reloading with zero scale.
12816 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
12818 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
12819 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
12821 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12823 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12824 Add support for AVX512F clones, include them by default for
12825 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12826 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12829 PR middle-end/70550
12830 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12831 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12832 firstprivate clauses.
12833 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12834 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12835 (lower_omp_target): Set TREE_NO_WARNING for
12836 non-addressable possibly uninitialized vars which are copied into
12837 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12839 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12841 * config/pa/predicates.md (integer_store_memory_operand): Accept
12842 REG+D operands with a large offset when reload_in_progress is true.
12843 (floating_point_store_memory_operand): Likewise.
12845 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12848 * match.pd (nested int casts): Limit to GIMPLE.
12850 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12853 * ipa-devirt.c (maybe_record_node): Fix comment; use
12854 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12856 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12858 PR rtl-optimization/70542
12859 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12860 if there are any uses other than insn or debug insns.
12862 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12863 Jakub Jelinek <jakub@redhat.com>
12865 PR tree-optimization/70509
12866 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12867 Shift HOST_WIDE_INT_1U instead of 1.
12869 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12871 PR tree-optimization/70509
12872 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12873 of the vector base type for index.
12875 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12880 2016-04-05 Richard Biener <rguenther@suse.de>
12882 PR tree-optimization/70526
12883 * tree-sra.c (build_ref_for_offset): Use prev_base to
12884 extract the alias pointer type.
12886 2016-04-05 Richard Biener <rguenther@suse.de>
12888 * dse.c (struct store_info): Remove alias_set member.
12889 (struct read_info_type): Likewise.
12890 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12891 spill_deleted, clear_alias_set_lookup): Remove.
12892 (get_group_info): Remove dead base == NULL_RTX case.
12893 (dse_step0): Remove initialization of removed variables.
12894 (delete_dead_store_insn): Reomve alias set dumping.
12895 (free_read_records): Remove alias_set handling.
12896 (canon_address): Remove alias_set_out parameter.
12897 (record_store): Remove spill_alias_set, it's always zero.
12898 (check_mem_read_rtx): Likewise.
12899 (dse_step2): Rename from ...
12900 (dse_step2_nospill): ... this. Adjust.
12901 (scan_stores): Rename from ...
12902 (scan_stores_nospill): ... this.
12903 (scan_reads): Rename from ...
12904 (scan_reads_nospill): ... this.
12905 (scan_stores_spill, scan_reads_spill): Remove.
12906 (dse_step3_scan): Remove for_spills argument which is always false.
12907 (dse_step3): Likewise.
12908 (dse_step5): Rename from ...
12909 (dse_step5_nospill): ... this. Remove alias_set handling.
12910 (rest_of_handle_dse): Adjust.
12912 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12915 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12916 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12917 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12918 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
12920 2016-04-05 Richard Biener <rguenther@suse.de>
12922 PR middle-end/70499
12923 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
12924 non-register type temporaries into SSA.
12926 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
12929 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
12930 calls when sanitizing.
12931 (possible_polymorphic_call_target_p): Fix formatting.
12933 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12934 Jakub Jelinek <jakub@redhat.com>
12936 PR middle-end/70457
12937 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
12938 to ensure a call statement is compatible with a built-in's
12940 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
12943 2016-04-04 Richard Biener <rguenther@suse.de>
12945 PR rtl-optimization/70484
12946 * rtl.h (canon_output_dependence): Declare.
12947 * alias.c (canon_output_dependence): New function.
12948 * dse.c (record_store): Use canon_output_dependence rather
12949 than canon_true_dependence.
12951 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12954 * cgraph.h (symtab_node::copy_visibility_from): New function.
12955 * symtab.c (symtab_node::copy_visibility_from): New function.
12956 * ipa-visibility.c (optimize_weakref): New function.
12957 (function_and_variable_visibility): Use it.
12959 2016-04-04 Martin Liska <mliska@suse.cz>
12962 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
12963 value that is really in range handled by SBR instruction.
12964 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
12965 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
12966 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
12968 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
12972 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
12973 set, but not for SP_REG operands.
12975 2016-04-02 Martin Sebor <msebor@redhat.com>
12978 * fold-const.c (maybe_nonzero_address): New function.
12979 (fold_comparison): Call it. Fold equality and relational
12980 expressions involving null pointers.
12981 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
12983 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
12985 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
12986 the "Y" constraint (scalar FP 0.0 immediate).
12988 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
12989 Add the "const_double" to the list of operand constraints.
12991 2016-04-01 Jakub Jelinek <jakub@redhat.com>
12993 PR rtl-optimization/70467
12994 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
12995 If low word of the last operand is 0, just emit addition/subtraction
12998 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13001 * config/s390/s390.c (s390_expand_insv): Check for everything
13002 constant instead of just VOIDmode stuff.
13004 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13007 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
13009 2016-04-01 Nathan Sidwell <nathan@acm.org>
13011 * tree.def (TRY_CATCH_EXPR): Correct documentation.
13013 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
13015 PR rtl-optimization/70461
13016 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
13019 2016-03-31 Martin Liska <mliska@suse.cz>
13022 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
13023 a tree value or an immediate integer value to a buffer
13024 that is eventually copied to a BRIG section.
13025 (emit_immediate_operand): Call the function here.
13026 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
13027 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
13028 of class' fields that are removed.
13029 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
13030 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
13031 m_brig_repr_size fields.
13033 2016-03-31 Martin Liska <mliska@suse.cz>
13036 * hsa-gen.c (hsa_function_representation::update_dominance): New
13038 (convert_addr_to_flat_segment): Likewise.
13039 (gen_hsa_memory_set): New alignment argument.
13040 (gen_hsa_ctor_assignment): Likewise.
13041 (gen_hsa_insns_for_single_assignment): Provide alignment
13042 to gen_hsa_ctor_assignment.
13043 (gen_hsa_insns_for_direct_call): Add new argument.
13044 (expand_lhs_of_string_op): New function.
13045 (expand_string_operation_builtin): Likewise.
13046 (expand_memory_copy): New function.
13047 (expand_memory_set): New function.
13048 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
13049 (convert_switch_statements): Change signature.
13050 (generate_hsa): Use a return value of the function.
13051 (pass_gen_hsail::execute): Do not call
13052 convert_switch_statements here.
13053 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
13054 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
13055 (hsa_function_representation::update_dominance): New function.
13057 2016-03-31 Martin Liska <mliska@suse.cz>
13060 * hsa-brig.c (emit_directive_variable): Emit alignment
13061 according to hsa_symbol::m_align.
13062 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
13063 (dump_hsa_symbol): Dump alignment of HSA symbols.
13064 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
13065 (gen_hsa_addr_with_align): New function.
13066 (hsa_bitmemref_alignment): Use newly added function.
13067 (gen_hsa_insns_for_load): Likewise.
13068 (gen_hsa_insns_for_store): Likewise.
13069 (gen_hsa_memory_copy): New argument added.
13070 (gen_hsa_insns_for_single_assignment): Respect
13071 alignment for assignments processed via gen_hsa_memory_copy.
13072 (gen_hsa_insns_for_direct_call): Likewise.
13073 (gen_hsa_insns_for_return): Likewise.
13074 (gen_function_def_parameters): Set default alignment.
13075 * hsa.c (hsa_object_alignment): New function.
13076 (hsa_byte_alignment): Pasted function.
13077 * hsa.h (hsa_symbol::m_align): New field.
13079 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13081 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
13082 scratch field for goto case.
13084 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
13086 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
13088 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
13091 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
13092 (scalar_chain::convert_insn): Call convert_op for reg
13093 moves to handle undefined registers.
13095 2016-03-31 Nathan Sidwell <nathan@acm.org>
13098 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
13099 Assert we don't want to move backwards.
13101 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
13104 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
13106 2016-03-31 Jakub Jelinek <jakub@redhat.com>
13108 PR rtl-optimization/70460
13109 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
13110 with operand from REG_LABEL_OPERAND, instead substitute
13111 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
13112 Don't do anything for REG_NON_LOCAL_GOTO jumps.
13114 2016-03-31 Martin Liska <mliska@suse.cz>
13116 * passes.c (execute_one_pass): Do not call
13117 todo_after for a discarded function.
13119 2016-03-31 Bin Cheng <bin.cheng@arm.com>
13121 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
13122 (no_cost, infinite_cost): Initialize the new field.
13123 (get_computation_cost_at): Record setup cost.
13124 (determine_use_iv_cost_address): Skip cost computation for sub
13125 uses if we can estimate it without losing accuracy.
13127 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
13129 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
13131 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
13132 max_loop_iterations_int.
13133 (tree_unswitch_outer_loop): Likewise.
13134 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
13135 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
13137 2016-03-30 Richard Biener <rguenther@suse.de>
13139 PR middle-end/70450
13140 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
13142 2016-03-30 Jakub Jelinek <jakub@redhat.com>
13145 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
13146 in gen_blendm expander.
13148 2016-03-30 Nick Clifton <nickc@redhat.com>
13151 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
13152 case where we are already provided with an SImode SUBREG.
13154 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
13157 * config/i386/i386.c (ix86_expand_epilogue): Properly check
13158 conflict between DRAP register and __builtin_eh_return.
13160 2016-03-30 Michael Matz <matz@suse.de>
13161 Richard Biener <rguenther@suse.de>
13164 * ipa-polymorphic-call.c (struct type_change_info): Change
13165 speculative to an unsigned allowing to limit the work we do.
13166 (csftc_abort_walking_p): New inline function..
13167 (check_stmt_for_type_change): Limit the number of may-defs
13168 skipped for speculative devirtualization to
13169 max-speculative-devirt-maydefs.
13170 * params.def (max-speculative-devirt-maydefs): New param.
13171 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
13173 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
13176 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
13179 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
13181 PR tree-optimization/59124
13182 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
13183 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
13185 2016-03-29 Jeff Law <law@redhat.com>
13187 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
13189 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13191 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
13194 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
13196 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
13197 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
13198 gcrt0.o if linking dynamically.
13200 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13203 * ipa-devirt.c (methods_equal_p): New function.
13204 (compare_virtual_tables): Use it.
13205 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
13206 * cgraphclones.c (clone_function_name_1): Use
13207 symbol_table::symbol_suffix_separator.
13208 * coverage.c (build_var): Likewise.
13209 * symtab.c (symbol_table::symbol_suffix_separator): New.
13211 2016-03-29 Jakub Jelinek <jakub@redhat.com>
13213 PR rtl-optimization/70429
13214 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
13215 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
13216 mode != result_mode.
13219 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
13221 PR tree-optimization/70405
13222 * ssa-iterators.h (num_imm_uses): Add missing braces.
13224 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
13226 PR rtl-optimization/68695
13227 * ira-color.c (allocno_copy_cost_saving): New.
13228 (improve_allocation): Use it.
13230 2016-03-29 Richard Henderson <rth@redhat.com>
13232 PR middle-end/70355
13233 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
13235 2016-03-29 Richard Biener <rguenther@suse.de>
13237 PR middle-end/70424
13238 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
13239 use alignment returned by get_pointer_alignment_1 if it is
13240 bigger than BITS_PER_UNIT.
13241 * builtins.c (get_pointer_alignment_1): Do not return true
13242 for alignment extracted from SSA info.
13244 2016-03-28 James Bowman <james.bowman@ftdichip.com>
13246 * config/ft32/ft32.opt (mnodiv): New.
13247 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
13248 * doc/invoke.texi (FT32 Options -mnodiv): New.
13250 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
13253 * config/i386/i386.md (define_split, andn): Fix modes.
13255 2016-03-26 Richard Biener <rguenther@suse.de>
13256 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13259 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
13261 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
13262 as 2nd argument to cl_optimization_restore().
13264 2016-03-25 Richard Henderson <rth@redhat.com>
13267 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
13268 * config/aarch64/aarch64-protos.h: Declare it.
13269 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
13271 2016-03-25 Alan Modra <amodra@gmail.com>
13274 * config/rs6000/constraints.md (j): Simplify.
13275 * config/rs6000/predicates.md (easy_fp_constant): Exclude
13277 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
13278 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
13279 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
13280 in all constraint alternatives.
13281 (movtd_64bit_nodm): Delete "j" constraint alternative.
13283 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13285 * tree-ssa-propagate.c: Enhance docs for
13286 SSA_PROP_NOT_INTERESTING.
13288 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
13290 * doc/extend.texi: Fix typo in documentation to pure attribute.
13292 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
13295 * config/pa/pa.md (bswapdi2): Use a scratch register.
13297 2016-03-24 Richard Henderson <rth@redhat.com>
13299 PR middle-end/69845
13300 * fold-const.c (extract_muldiv_1): Correct test for multiplication
13303 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
13306 using ix86_expand_binary_operator instead of gen_andsi3.
13308 2016-03-24 Richard Biener <rguenther@suse.de>
13310 PR tree-optimization/70396
13311 * tree-vect-stmts.c (vectorizable_comparison): Use
13312 get_vectype_for_scalar_type.
13314 2016-03-24 Richard Biener <rguenther@suse.de>
13316 PR middle-end/70370
13317 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
13318 with register bases.
13320 2016-03-24 Richard Biener <rguenther@suse.de>
13322 PR tree-optimization/70372
13323 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
13324 build_all_ones_cst to also handle vector types correctly.
13326 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13329 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
13332 2016-03-23 Marek Polacek <polacek@redhat.com>
13335 * doc/invoke.texi: Document -Wignored-attributes.
13337 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13339 PR tree-optimization/69042
13340 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
13341 parameter from 30 to 40.
13343 2016-03-23 Bin Cheng <bin.cheng@arm.com>
13345 PR tree-optimization/69042
13346 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
13347 for use with constant offset stripped in base.
13349 2016-03-23 Richard Biener <rguenther@suse.de>
13351 PR middle-end/70251
13352 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
13353 mode compatibility check.
13354 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13356 2016-03-23 Jeff Law <law@redhat.com>
13358 PR tree-optimization/64058
13359 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
13361 (struct ssa_conflicts): Move up earlier in the file.
13362 (conflicts_, var_map_): New static variables.
13363 (initialize_conflict_count): New function to initialize the
13364 CONFLICT_COUNT field for each conflict pair.
13365 (compare_pairs): Lazily initialize the conflict count and use it
13366 as the first tie-breaker.
13367 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
13368 and wipe conflicts_ and map_ around the call to qsort. Remove
13369 special case for 2 coalesce pairs.
13370 * bitmap.c (bitmap_count_unique_bits): New function.
13371 (bitmap_count_bits_in_word): New function, extracted from
13373 (bitmap_count_bits): Use bitmap_count_bits_in_word.
13374 * bitmap.h (bitmap_count_unique_bits): Declare it.
13376 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
13379 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
13380 transparent alias chain for decl assembler name.
13381 * config/sol2.c (solaris_assemble_visibility): Likewise.
13383 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13385 * config/arm/arm1020e.md (1020call_op): Reduce reservation
13387 (v10_fdivs): Likewise.
13388 (v10_fdivd): Likewise.
13390 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13393 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
13394 to not call fclose twice on file.
13396 2016-03-23 Jakub Jelinek <jakub@redhat.com>
13398 PR tree-optimization/70354
13399 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13400 oprnd0 is wider than oprnd1 and there is a cast from the wider
13401 type to oprnd1, mask it with the mask of the narrower type.
13404 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
13405 Optimize TARGET_STV splitters, if high or low word of last argument
13408 2016-03-22 Jeff Law <law@redhat.com>
13411 tree-ssa-threadbackward.c
13412 (fsm_find_control_statement_thread_paths): Correctly distinguish
13413 between old style jump threads vs FSM jump threads.
13415 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
13418 * config/i386/i386.c (scalar_chain::convert_op): Support
13419 uninitialized register usage case.
13421 2016-03-22 Richard Biener <rguenther@suse.de>
13423 PR middle-end/70251
13424 * genmatch.c (gen_transform): Adjust last parameter to a three-state
13426 (capture::gen_transform): ... to change behavior when substituting
13427 a condition into cond or not-cond expr context.
13428 (dt_simplify::gen_1): Adjust.
13429 * gimple-match-head.c: Include gimplify.h for unshare_expr.
13430 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
13431 last change and instead change to
13432 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
13433 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13435 2016-03-22 Anthony Green <green@moxielogic.com>
13437 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
13438 issue for moxiebox targets.
13439 (CC1PLUS_SPEC): Ditto.
13441 2016-03-22 Richard Biener <rguenther@suse.de>
13443 PR middle-end/70333
13444 * fold-const.c (extract_muldiv_1): Properly perform multiplication
13447 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13449 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
13451 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
13454 * config/i386/i386.c (def_builtin): Handle
13455 OPTION_MASK_ISA_AVX512VL to be and-ed with other
13457 (const struct builtin_description bdesc_special_args[]):
13458 Remove duplicate ISA bits.
13460 2016-03-22 Jakub Jelinek <jakub@redhat.com>
13463 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
13464 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
13465 in a way that works also for AVX512BW.
13468 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
13469 instead of source if operands[1] is xmm16 and above and
13470 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
13471 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
13474 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
13475 on assign if (*from_p) is a comparison, set it to
13476 TREE_NO_WARNING (*from_p).
13478 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13480 PR middle-end/70326
13481 * lra.c (restore_scratches): Ignore deleted insns.
13483 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
13484 Jakub Jelinek <jakub@redhat.com>
13486 PR tree-optimization/70317
13487 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
13490 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
13493 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
13494 of ix86_expand_move.
13496 (movti): Use general_operand for operand 1 predicate.
13498 2016-03-21 Martin Liska <mliska@suse.cz>
13500 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
13502 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
13504 2016-03-21 Martin Liska <mliska@suse.cz>
13507 * ipa-icf.c (sem_function::parse): Skip static
13508 constructors and destructors.
13510 2016-03-21 Jakub Jelinek <jakub@redhat.com>
13513 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
13514 function-like macro, peek following token(s) if it is followed
13515 by CPP_OPEN_PAREN token with optional padding in between, and
13516 if not, don't treat it like a macro.
13518 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
13519 Alexander Monakov <amonakov@ispras.ru>
13521 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
13522 for the stabs debug format.
13524 2016-03-21 Richard Biener <rguenther@suse.de>
13526 PR tree-optimization/70310
13527 * tree-vect-generic.c (expand_vector_condition): Fold the built
13530 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
13533 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
13534 Block third alternative for AVX-512VL target,
13536 2016-03-21 Martin Liska <mliska@suse.cz>
13539 * hsa-brig.c (emit_function_directives): Mark unemitted
13540 global variables for emission.
13541 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
13542 (get_symbol_for_decl): Likewise.
13543 * hsa.h (struct hsa_symbol): New flag.
13545 2016-03-21 Richard Biener <rguenther@suse.de>
13547 PR tree-optimization/70288
13548 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
13549 we do not estimate unsimplified all-constant conditionals or
13550 switches as optimized away.
13552 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
13554 PR rtl-optimization/69102
13555 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
13556 when we have a readonly dependency context.
13558 2016-03-18 Jeff Law <law@redhat.com>
13560 PR rtl-optimization/70263
13561 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
13562 (update_equiv_regs): When trying to move a store to after the insn
13563 that sets the source of the store, make sure the store occurs after
13564 the insn that sets the source of the store. When successful note
13565 the REG_EQUIV note created in the dump file.
13567 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
13568 Bernd Schmidt <bschmidt@redhat.com>
13570 * doc/extend.texi: Document more potential problems with basic asms.
13572 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
13574 PR rtl-optimization/70278
13575 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
13578 2016-03-18 Jason Merrill <jason@redhat.com>
13580 * calls.c (load_register_parameters): Fix zero size sibcall logic.
13582 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
13584 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
13585 values to 128b regs.
13587 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13589 PR tree-optimization/70252
13590 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
13591 boolean vector has a proper number of elements.
13592 (supportable_narrowing_operation): Likewise.
13594 2016-03-18 Tom de Vries <tom@codesourcery.com>
13597 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
13599 2016-03-18 Jakub Jelinek <jakub@redhat.com>
13601 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
13602 instead of replace_rtx for DEBUG_INSNs.
13604 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13606 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
13607 load type reservations.
13609 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
13612 * config/pa/constraints.md: Revert 2015-02-13 change. Use
13613 define_constraint for "Q" and "T" constraints.
13615 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
13617 Tweak the pipeline model for Exynos M1
13619 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
13622 2016-03-17 David Malcolm <dmalcolm@redhat.com>
13625 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
13626 where one or both locations aren't within a line_map.
13628 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
13631 * opts.c (finish_options): Don't set flag_pie to the default if
13632 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
13635 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
13637 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
13638 true as ALL_REGS argument to replace_rtx.
13640 2016-03-17 Richard Biener <rguenther@suse.de>
13643 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
13646 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13649 * rtl.h (replace_rtx): Add ALL_REGS argument.
13650 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
13651 equality and assert mode is the same, instead of just rtx pointer
13653 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
13654 true as ALL_REGS argument to replace_rtx.
13656 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
13658 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
13659 for boolean vector with vector mode only.
13660 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13662 2016-03-17 Nick Clifton <nickc@redhat.com>
13665 * config/rx/rx.c (rx_print_integer): Print negative constants in
13668 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13671 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
13673 2016-03-16 Richard Henderson <rth@redhat.com>
13674 Richard Biener <rguenth@suse.de>
13676 PR middle-end/70240
13677 PR middle-end/68215
13679 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
13680 first operand as is_gimple_condexpr.
13682 PR middle-end/70240
13683 PR middle-end/68215
13685 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
13686 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
13687 Do not gimplify the result.
13688 (do_unop): Adjust call to tree_vec_extract.
13689 (do_binop): Likewise.
13690 (do_compare): Likewise.
13691 (do_plus_minus): Likewise.
13692 (do_negate): Likewise.
13693 (expand_vector_condition): Likewise.
13694 (do_cond): Likewise.
13696 2016-03-16 Richard Henderson <rth@redhat.com>
13699 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
13700 (aarch64_classify_address): Use it.
13701 (aarch64_legitimize_address): Force all subexpressions of PLUS
13702 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
13704 2016-03-16 Jakub Jelinek <jakub@redhat.com>
13705 Richard Biener <rguenth@suse.de>
13708 * rtlanal.c (replace_rtx): For REG, if from is a REG,
13709 return to even if only REGNO is equal, and assert
13712 2016-03-11 Jeff Law <law@redhat.com>
13714 PR rtl-optimization/70224
13715 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
13717 2016-03-16 Richard Henderson <rth@redhat.com>
13719 PR middle-end/70199
13720 * function.h (struct function): Add has_forced_label_in_static.
13721 * gimplify.c (force_labels_r): Set it.
13722 * lto-streamer-in.c (input_struct_function_base): Read it.
13723 * lto-streamer-out.c (output_struct_function_base): Write it.
13724 * tree-inline.c (has_label_address_in_static_1): Remove.
13725 (copy_forbidden): Remove fndecl parameter; test
13726 has_forced_label_in_static.
13727 (inline_forbidden_p): Update call to copy_forbidden.
13728 (tree_versionable_function_p): Likewise.
13729 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
13730 (chkp_versioning): Likewise.
13731 * tree-inline.h (copy_forbidden): Update decl.
13733 2016-03-16 Marek Polacek <polacek@redhat.com>
13736 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
13737 function being thunked if the result type doesn't have fixed size.
13738 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
13739 doesn't have fixed size.
13741 2016-03-16 Bin Cheng <bin.cheng@arm.com>
13743 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
13744 reporting malformed loop nest.
13746 2016-03-16 Tom de Vries <tom@codesourcery.com>
13749 * ipa-devirt.c (possible_polymorphic_call_targets): Move
13750 nodes.length () == 1 test to before first nodes[0] access.
13752 2016-03-16 Tom de Vries <tom@codesourcery.com>
13754 PR tree-optimization/68715
13755 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
13756 single_pred_p test.
13758 2016-03-16 Tom de Vries <tom@codesourcery.com>
13760 PR tree-optimization/68809
13761 * graphite-scop-detection.c (same_close_phi_node): Test if result types
13764 2016-03-16 Carlos O'Donell <carlos@redhat.com>
13765 Sandra Loosemore <sandra@codesourcery.com>
13767 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
13768 on leaf attribute. Mention ELF interposition problems.
13770 2016-03-16 Alan Modra <amodra@gmail.com>
13772 PR rtl-optimization/69195
13773 PR rtl-optimization/47992
13774 * ira.c (indirect_jump_optimize): Ignore artificial defs.
13777 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
13780 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13782 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13784 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
13786 2016-03-15 Jakub Jelinek <jakub@redhat.com>
13788 PR rtl-optimization/70222
13789 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
13790 optimization if mode is different from result_mode, queue up masking
13791 of the result in outer_op. Formatting fix.
13793 PR middle-end/70239
13794 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
13797 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13799 PR rtl-optimization/69032
13800 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
13801 looping backwards over basic block insns.
13803 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13806 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
13807 to non-speculative when propagating trap bits.
13809 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13811 PR rtl-optimization/63384
13812 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
13813 DEBUG_INSN_P insns.
13815 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13818 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
13819 factored out from ...
13820 (sched_analyze_insn): ... here.
13821 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13822 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13823 get_implicit_reg_pending_clobbers in it.
13824 (setup_id_reg_sets): Use setup_id_implicit_regs.
13825 (deps_init_id): Ditto.
13827 2016-03-15 Tom de Vries <tom@codesourcery.com>
13830 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13832 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13833 execute_function_dump.
13834 (execute_one_pass): Don't dump function if it will be dumped after ipa
13837 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13839 * genrecog.c (match_pattern_2): If pred is NULL don't call
13840 safe_predicate_mode on it.
13842 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13844 PR middle-end/70219
13845 * lra-constraints.c (delete_move_and_clobber): Change assertion
13846 to also allow dregno == 0.
13848 2016-03-14 Richard Henderson <rth@redhat.com>
13851 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13852 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13853 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13854 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13857 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13860 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13862 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13864 * lra-constraints.c (split_reg): For hard regs, try to find the
13865 biggest single-register mode used in the function.
13867 2016-03-14 Richard Biener <rguenther@suse.de>
13869 PR tree-optimization/56365
13870 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13871 constants to compare against.
13873 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13876 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13877 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13878 (define_split for the GPR case): Use int_reg_operand instead of
13879 gpc_reg_operand for the output.
13881 2016-03-14 Tom de Vries <tom@codesourcery.com>
13883 PR tree-optimization/70045
13884 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13885 create_empty_if_region_on_edge argument.
13887 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13889 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13890 (STACK_CHECK_PROTECT): Likewise.
13891 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13892 (STACK_CHECK_PROTECT): Likewise.
13893 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13894 (STACK_CHECK_PROTECT): Likewise.
13895 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13896 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13897 (STACK_CHECK_PROTECT): Likewise.
13899 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13901 PR rtl-optimization/69307
13902 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13903 registers in modes that span more than one register.
13905 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13908 * lra-constraints.c (delete_move_and_clobber): New.
13909 (remove_inheritance_pseudos): Use it.
13911 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13914 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13915 the libcall is LCT_THROW.
13916 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13917 for the checking routine.
13919 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13922 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
13923 optimization if we have direct move.
13924 (roundu32<mode>2_fprs): Likewise.
13926 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
13929 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
13931 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
13932 Arguments swapped. All callers changed. Take reg_renumber into
13933 account, and Calculate and compare register ranges for hard regs.
13935 2016-03-11 Jeff Law <law@redhat.com>
13937 PR tree-optimization/70190
13938 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13939 Handle cases where we can not extract the taken edge, even though we
13940 found a constant value.
13942 PR tree-optimization/64058
13943 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
13944 (num_coalesce_pairs): Move up earlier in file.
13945 (find_coalesce_pair): Initialize the INDEX field for each pair
13947 (compare_pairs): No longer sort on the elements in each pair.
13948 Instead break ties with the index of the coalesce pair.
13950 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13953 * config/aarch64/aarch64-protos.h
13954 (aarch64_save_restore_target_globals): New prototype.
13955 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
13956 Call the above when popping pragma.
13957 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
13959 (aarch64_set_current_function): Rewrite using the above.
13961 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13963 PR tree-optimization/70177
13964 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
13965 (extract_ops_from_tree): ... this. In the 2 argument
13966 overload remove _1 suffix.
13967 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
13968 (extract_ops_from_tree): ... this.
13969 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
13971 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13972 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
13973 extract_ops_from_tree instead of 2 operand one.
13975 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
13977 PR tree-optimization/70013
13978 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
13979 for constant-pool entries.
13981 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13983 PR rtl-optimization/70174
13984 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
13985 followed by gen_lowpart on force_reg instead of just gen_lowpart.
13987 PR tree-optimization/70169
13988 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
13989 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
13992 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13993 Jakub Jelinek <jakub@redhat.com>
13996 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13997 of uninitialized values.
13999 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14001 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
14003 ("*trunctddd2"): New pattern definition.
14004 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
14007 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14009 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
14010 definitions for BFP and DFP rounding modes.
14011 ("fixuns_truncdddi2", "fixuns_trunctddi2")
14012 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
14013 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
14014 ("fix_trunctf<mode>2"): Use the new constants instead of magic
14017 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14019 * config/s390/constraints.md: Adjust comment.
14020 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
14021 s390_decompose_addrstyle_without_index.
14022 * config/s390/predicates.md (shift_count_or_setmem_operand):
14023 Rename to setmem_operand.
14024 * config/s390/s390-protos.h
14025 (s390_decompose_shift_count): Rename to
14026 s390_decompose_addrstyle_without_index.
14027 * config/s390/s390.c (s390_decompose_shift_count)
14028 (s390_mem_constraint, print_shift_count_operand)
14029 (print_operand_address, print_operand): Rename
14030 s390_decompose_shift_count to
14031 s390_decompose_addrstyle_without_index and rename
14032 print_shift_count_operand to print_addrstyle_operand troughout the
14034 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
14035 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
14036 Rename shift_count_or_setmem_operand to setmem_operand.
14037 * config/s390/vx-builtins.md ("vec_insert<mode>")
14038 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
14041 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14044 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14045 Handle overlapping retval and newval.
14047 2016-03-10 Nick Clifton <nickc@redhat.com>
14050 * config/aarch64/aarch64.c
14051 (aarch64_override_options_after_change_1): When forcing
14052 flag_omit_frame_pointer to be true, use a special value that can
14053 be detected if this function is called again, thus preventing
14054 flag_omit_leaf_frame_pointer from being forced to be false.
14056 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14058 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
14059 Set x_flag_omit_leaf_frame_pointer when handling
14060 -momit-leaf-frame-pointer.
14062 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14065 * cgraph.c (cgraph_node::dump): Dump split_part and
14066 indirect_call_target.
14067 * cgraph.h (cgraph_node): Add indirect_call_target flag.
14068 * ipa.c (has_addr_references_p): Cleanup.
14069 (is_indirect_call_target_p): New.
14070 (walk_polymorphic_call_targets): Do not mark virtuals that may be
14071 called indirectly as local.
14072 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
14074 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14077 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14078 on cxa_pure_virtual.
14080 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14083 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
14085 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
14088 * tree.c (need_assembler_name_p): Only record main variant type names.
14090 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14093 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
14094 Always define to 0 or 1.
14095 (TARGET_FIX_ERR_A53_843419): New macro.
14096 * config/aarch64/aarch64-elf-raw.h
14097 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
14098 * config/aarch64/aarch64-linux.h: Likewise.
14099 * config/aarch64/aarch64.c
14100 (aarch64_override_options_after_change_1): Do not default
14101 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
14103 (aarch64_attributes): Handle fix-cortex-a53-843419.
14104 (aarch64_can_inline_p): Likewise.
14105 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
14107 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
14108 Jakub Jelinek <jakub@redhat.com>
14110 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
14111 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
14112 DECL_COMMONS if flag_unconstrained_commons is set.
14113 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14114 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
14115 (funconstrained-commons): Document.
14117 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
14119 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
14120 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
14122 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
14124 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
14125 has a proper number of elements.
14127 2016-03-10 Alan Modra <amodra@gmail.com>
14129 PR rtl-optimization/69195
14130 PR rtl-optimization/47992
14131 * ira.c (recorded_label_ref): Delete.
14132 (update_equiv_regs): Return void.
14133 (indirect_jump_optimize): New function.
14134 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
14135 before regstat_compute_ri. Don't rebuild_jump_labels here.
14136 Delete update_regstat.
14138 2016-03-10 Richard Biener <rguenther@suse.de>
14140 PR tree-optimization/70128
14141 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14142 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
14144 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14146 PR tree-optimization/70152
14147 * tree-sra.c (replace_removed_params_ssa_names): Copy over
14148 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
14151 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
14152 instead of gen_sse2_loadlpd.
14153 * config/i386/sse.md (*vec_concatv2df): Rename to...
14154 (vec_concatv2df): ... this.
14156 PR tree-optimization/70127
14157 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
14159 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14163 * diagnostic-show-locus.c (compatible_locations_p): New function.
14164 (layout::layout): Sanitize ranges using compatible_locations_p.
14166 2016-03-09 David Malcolm <dmalcolm@redhat.com>
14170 * diagnostic-show-locus.c (layout_range::layout_range): Replace
14171 location_range param with three const expanded_locations * and a
14173 (layout::layout): Replace call to
14174 rich_location::lazily_expand_location with get_expanded_location.
14175 Extract the range and perform location expansion here, passing
14176 the results to the layout_range ctor.
14177 * diagnostic.c (source_range::debug): Delete.
14178 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
14179 of rich_location::get_expanded_location.
14180 * gcc-rich-location.c (get_range_for_expr): Delete.
14181 (gcc_rich_location::add_expr): Reimplement to avoid the
14182 rich_location::add_range overload that took a location_range,
14183 passing a location_t instead.
14185 2016-03-09 Richard Biener <rguenther@suse.de>
14186 Jakub Jelinek <jakub@redhat.com>
14188 PR tree-optimization/70138
14189 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14190 Also skip vect_double_reduction_def.
14192 2016-03-09 Jakub Jelinek <jakub@redhat.com>
14195 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
14196 if the operand is "m".
14198 2016-03-09 Nathan Sidwell <nathan@acm.org>
14200 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
14202 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14204 * config/i386/i386.c (processor_target_table): Fix cost table
14205 intialization order for znver1.
14207 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14209 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
14210 - becuase -> because.
14211 * ipa-reference.c (ignore_module_statics): Likewise.
14212 * cgraph.c (cgraph_node::get_body): Likewise.
14213 * ipa-inline.c (early_inliner): Likewise.
14214 * ipa-devirt.c (types_same_for_odr): Likewise.
14215 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
14216 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
14218 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14220 * tree-ssa-math-opts.c: Fix typo in comment.
14222 2016-03-08 Jakub Jelinek <jakub@redhat.com>
14225 * config/i386/i386.c (scalar_chain::make_vector_copies,
14226 scalar_chain::convert_reg): Call end_sequence in between
14227 get_insns and emit_conversion_insns rather than after both
14230 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
14233 * config/i386/i386.h (machine_function): Add
14234 pc_thunk_call_expanded flag.
14235 (ix86_pc_thunk_call_expanded): New define.
14236 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
14237 (*set_got): Rename insn pattern from set_got.
14238 (*set_got_labelled): Rename inst pattern from set_got_labelled.
14239 * config/i386/i386.c (ix86_compute_frame_layout): Use
14240 ix86_pc_thunk_call_expanded to prevent red-zone.
14242 2016-03-07 Martin Jambor <mjambor@suse.cz>
14244 * hsa.h (hsa_get_ctor_statements): Declare.
14245 (hsa_get_dtor_statements): Likewise.
14246 (hsa_get_kernel_dispatch_type): Likewise.
14247 * hsa.c (hsa_get_ctor_statements): New function.
14248 (hsa_get_dtor_statements): Likewise.
14249 (hsa_get_kernel_dispatch_type): Likewise.
14250 * hsa-brig.c (hsa_cdtor_statements): Removed.
14251 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
14252 hsa_get_dtor_statements.
14253 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
14254 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
14256 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
14258 * config/arm/arm-cores.def (cortex-r8): New.
14259 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
14260 * config/arm/arm-tune.md: Likewise.
14261 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
14263 2016-03-07 Martin Sebor <msebor@redhat.com>
14265 PR rtl-optimization/19705
14266 * doc/invoke.texi (Options That Control Optimization): Clarify
14267 -fno-branch-count-reg.
14269 2016-02-26 Richard Biener <rguenther@suse.de>
14270 Jeff Law <law@redhat.com>
14272 PR tree-optimization/69740
14273 * cfghooks.c (remove_edge): Request loop fixups if we delete
14274 an edge that might turn an irreducible loop into a natural
14276 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
14277 Move after definition of loops_state_clear.
14279 2016-03-07 Bin Cheng <bin.cheng@arm.com>
14281 PR rtl-optimization/69052
14282 * rtlanal.c (commutative_operand_precedence): Set higher precedence
14285 2016-03-07 Tom de Vries <tom@codesourcery.com>
14287 PR tree-optimization/70116
14288 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
14289 is_tm_ending stmts and ubsan/asan internal functions.
14290 (find_duplicate): Use it. Don't test is_tm_ending here.
14292 2016-03-07 Richard Biener <rguenther@suse.de>
14294 PR tree-optimization/70115
14295 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
14296 (propagate_constants_for_unrolling): Use replace_uses_by.
14298 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
14300 PR middle-end/69916
14301 * omp-low.c (struct oacc_loop): Add ifns.
14302 (new_oacc_loop_raw): Initialize it.
14303 (finish_oacc_loop): Clear mask & flags if no ifns.
14304 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
14305 (oacc_loop_xform_loop): Add ifns arg & adjust.
14306 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
14308 2016-03-07 Richard Henderson <rth@redhat.com>
14311 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
14312 (insert_value_copy_on_edge): Likewise.
14314 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14316 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
14318 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14321 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
14323 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14325 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
14327 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
14329 Fix sseimul type attribute.
14330 * config/i386/znver1.md
14331 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
14332 znver1_sseimul_avx256_load) : Fix the type attribute.
14333 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
14334 pipe usage and latency.
14336 2016-03-05 Jakub Jelinek <jakub@redhat.com>
14339 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
14340 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
14343 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14346 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
14348 PR rtl-optimization/69941
14349 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
14350 the reg share its mode.
14352 2016-03-04 Jeff Law <law@redhat.com>
14354 PR tree-optimization/69196
14355 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14356 If the both SSA_NAMEs are anonymous, then consider them unassociated
14357 and include the PHI in the statement count.
14359 2016-03-05 Tom de Vries <tom@codesourcery.com>
14361 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
14362 construct in oacc routine. Check for oacc region in oacc routine.
14364 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14367 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
14368 2016-02-22 changes, instead don't recurse if RECUR is already true.
14369 Don't change *dynamic_check if RECUR. Adjust recursive caller
14370 to pass true to the new argument.
14371 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
14374 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14375 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
14377 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
14379 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
14381 PR rtl-optimization/57676
14382 * lra-assigns.c (lra_assign): Guard test for maximum iterations
14383 with flag_checking.
14385 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
14387 * tree-vect-patterns.c (search_type_for_mask): Handle
14388 comparison of booleans.
14390 2016-03-04 Jakub Jelinek <jakub@redhat.com>
14392 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
14396 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
14397 all other ops that have dw_val_class_die_ref operands,
14398 and DW_OP_GNU_entry_value.
14400 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14402 PR rtl-optimization/69904
14403 * config/arm/arm.c (arm_cannot_copy_insn_p):
14404 Return true for load-exclusive instructions.
14406 2016-03-03 Jakub Jelinek <jakub@redhat.com>
14409 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
14410 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
14411 the pattern no matter if it is used just by non-pattern, pattern
14413 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
14414 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
14415 oprnd1 def_stmt is in pattern, don't look through it.
14417 2016-03-03 Marek Polacek <polacek@redhat.com>
14419 PR middle-end/70050
14420 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
14422 2016-03-03 Martin Liska <mliska@suse.cz>
14424 PR tree-optimization/70043
14425 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
14426 previous statement if we see a debug statement.
14428 2016-03-03 Richard Biener <rguenther@suse.de>
14430 PR tree-optimization/55936
14431 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
14432 parameter and guard unsafe equivalence use.
14433 (vrp_evaluate_conditional_warnv_with_ops): Always use
14434 safe equivalences but not via the quadratic compare_names
14437 2016-03-03 Michael Collison <michael.collison@linaro.org>
14440 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
14441 for operand 1 to s_register_operand. Change predicate for operand
14442 2 to arm_not_immediate_operand.
14444 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
14446 * doc/tm.texi: Regenerated.
14448 2016-03-02 Richard Henderson <rth@redhat.com>
14451 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
14452 simplification when all args are positive non-fixed registers.
14454 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14456 * target.def (lra_p): Specify that new ports should use LRA.
14458 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14461 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
14462 gimplify_type_sizes the type they refer to.
14463 (omp_notice_variable): Handle reference vars to VLAs.
14464 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
14465 reference to VLA decls in the second pass instead of first pass.
14467 2016-03-02 Tom de Vries <tom@codesourcery.com>
14469 PR tree-optimization/68659
14470 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
14471 new_expr == NULL_TREE.
14472 (get_new_name): Handle ADDR_EXPR.
14474 2016-03-02 Bin Cheng <bin.cheng@arm.com>
14476 PR rtl-optimization/69052
14477 * loop-invariant.c (canonicalize_address): New function.
14478 (inv_can_prop_to_addr_use): Check validity of address expression
14479 which is canonicalized by above function.
14481 2016-03-02 Alan Modra <amodra@gmail.com>
14484 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
14487 2016-03-02 Jakub Jelinek <jakub@redhat.com>
14490 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
14491 (*movhi_internal): Put mask moves from and to memory separately
14492 from moves from/to GPRs.
14494 2016-03-02 Richard Biener <rguenther@suse.de>
14496 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
14497 GENERIC expressions in GIMPLE.
14499 2016-03-02 Richard Biener <rguenther@suse.de>
14501 * config/i386/i386.c (type_natural_mode): Fix typo.
14503 2016-03-02 Nick Clifton <nickc@redhat.com>
14505 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
14507 2016-03-02 Richard Biener <rguenther@suse.de>
14508 Uros Bizjak <ubizjak@gmail.com>
14511 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
14513 2016-03-02 Richard Biener <rguenther@suse.de>
14515 PR middle-end/67278
14516 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
14518 2016-03-02 Marek Polacek <polacek@redhat.com>
14521 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
14522 "is promoted to" warning.
14524 2016-03-01 DJ Delorie <dj@redhat.com>
14526 * config.gcc: Deprecate mep-*.
14528 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
14530 PR middle-end/70025
14531 * lra-constraints.c (regno_val_use_in): New.
14532 (match_reload): Use it instead of regno_use_in.
14534 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14536 PR rtl-optimization/70007
14537 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
14538 references present in REG_EQUAL notes attached to non-SET patterns.
14540 2016-03-01 Jeff Law <law@redhat.com>
14542 PR tree-optimization/69196
14543 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14544 Appropriately clamp the number of statements to copy when the
14545 thread path does not traverse a loop backedge.
14547 PR tree-optimization/69196
14548 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14549 Do count some PHIs in the thread path against the insn count. Decrease
14550 final statement count by one as the control statement in the last
14551 block will get removed. Remove special cased code for handling PHIs
14554 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
14557 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
14558 asm dialect alternatives to explicit GOTPCREL calls.
14560 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
14563 * ira.c (do_reload): Issue warning for generic stack checking here...
14564 * reload1.c (reload): ...instead of here and streamline it.
14566 2016-03-01 Nick Clifton <nickc@redhat.com>
14568 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
14570 2016-03-01 Richard Biener <rguenther@suse.de>
14572 PR tree-optimization/69983
14573 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
14574 types and fall back to operand_equal_p.
14576 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14579 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14581 * config/s390/constraints.md ("jm8"): New constraint.
14582 * config/s390/predicates.md ("const_int_8bitset_operand"): New
14584 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
14586 ("*setmem_long<setmem_and>"): New pattern.
14587 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
14589 ("*setmem_long_31z<setmem_and>"): New pattern.
14590 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
14591 New substitution rules with the required attributes.
14594 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14597 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14599 * gensupport.c (process_substs_on_one_elem): Split loop to
14600 complete mark_operands_used_in_match_dup on all expressions in the
14602 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14603 and remove function.
14605 2016-03-01 Richard Biener <rguenther@suse.de>
14607 PR middle-end/70022
14608 * fold-const.c (fold_indirect_ref_1): Fix range checking for
14609 vector BIT_FIELD_REF extract.
14611 2016-03-01 Richard Biener <rguenther@suse.de>
14613 PR tree-optimization/69994
14614 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
14616 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
14618 PR tree-optimization/69956
14619 * tree-vect-stmts.c (supportable_widening_operation): Support
14620 multi-step conversion of boolean vectors.
14621 (supportable_narrowing_operation): Likewise.
14623 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14625 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
14628 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14630 * config/s390/subst.md (DSI_VI): New mode iterator.
14631 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
14632 * config/s390/vector.md ("vec_set<mode>"): Move expander before
14633 the insn definition.
14634 ("*vec_set<mode>"): Change predicate and add alternative to
14635 support only either register or const_int operands as element
14637 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
14639 ("vec_extract<mode>"): New expander.
14640 ("*vec_extract<mode>"): New insn definition supporting reg and
14641 const_int element selectors.
14642 ("*vec_extract<mode>_plus"): New insn definition supporting
14643 reg+const_int element selectors.
14644 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
14645 following expander+insn definition.
14646 ("<vec_shifts_name><mode>3"): New expander.
14647 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
14649 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14651 * config/s390/s390.md ("*tabort_1"): Change predicate to
14652 nonmemory_operand. Add a second alternative to cover
14653 register as well as const int operands.
14654 ("*tabort_1_plus"): New pattern definition.
14656 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14658 * config/s390/s390.md ("*ashrdi3_cc_31")
14659 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
14660 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
14661 Merge insn definitions into ...
14662 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14663 New pattern definition.
14664 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
14665 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
14666 ("*ashr<mode>3_and"): Merge insn definitions into ...
14667 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14668 New pattern definition.
14669 * config/s390/subst.md ("addr_style_op_cc_subst")
14670 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
14671 substitutions patterns plus attributes.
14672 Add ashiftrt to SUBST iterator.
14674 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14676 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
14677 op2 to nonmemory_operand.
14678 ("*<shift>di3_31", "*<shift>di3_31_and"):
14679 Merge into single pattern definition ...
14680 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
14681 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
14682 pattern definition ...
14683 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
14684 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
14687 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14689 * config/s390/predicates.md (const_int_6bitset_operand): New
14691 * config/s390/s390.md: Include subst.md.
14692 ("rotl<mode>3"): New expander.
14693 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
14695 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
14696 * config/s390/subst.md: New file.
14698 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14700 * config/s390/s390.md ("op_type", "atype", "length" attributes):
14701 Remove RRR type. It doesn't really exist.
14702 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
14704 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
14705 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
14706 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
14707 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
14708 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
14709 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
14710 `enabled' attribute.
14712 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14714 * gensupport.c (process_substs_on_one_elem): Split loop to
14715 complete mark_operands_used_in_match_dup on all expressions in the
14717 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14718 and remove function.
14720 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14723 * config/sparc/sparc.c (NWORDS_UP): Rename to...
14724 (CEIL_NWORDS): ...this. Use CEIL macro.
14725 (compute_fp_layout): Adjust to above renaming.
14726 (function_arg_union_value): Likewise.
14727 (sparc_arg_partial_bytes): Likewise.
14728 (sparc_function_arg_advance): Likewise.
14730 2016-02-29 Jeff Law <law@redhat.com>
14732 PR tree-optimization/70005
14733 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
14734 where an object with a boolean range is compared against a value
14737 PR tree-optimization/69999
14738 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
14739 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
14742 2016-02-29 Richard Biener <rguenther@suse.de>
14744 PR tree-optimization/69994
14745 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
14746 (get_unary_op): Look through nop conversions.
14747 (ops_equal_values_p): New function, look for equality diregarding
14749 (eliminate_plus_minus_pair): Use ops_equal_values_p
14750 (repropagate_negates): Do not use get_unary_op here.
14752 2016-02-29 Martin Liska <mliska@suse.cz>
14754 * system.h: Poison ENABLE_CHECKING macro.
14756 2016-02-29 Martin Liska <mliska@suse.cz>
14758 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
14759 is presented in dump flags.
14760 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14761 (hsa_regalloc): Likewise.
14763 2016-02-19 Richard Biener <rguenther@suse.de>
14765 PR tree-optimization/69980
14766 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
14767 permutation of those we need to keep.
14769 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14772 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
14773 (NWORDS_UP): ...this
14774 (init_cumulative_args): Minor tweaks.
14775 (sparc_promote_function_mode): Likewise.
14776 (scan_record_type): Delete.
14777 (traverse_record_type): New function template.
14778 (classify_data_t): New structure type.
14779 (classify_registers): New inline function.
14780 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
14781 exhausted. Instantiate traverse_record_type on classify_registers and
14782 deal with the case of a structure passed in slot #15 with no FP field
14784 (assign_data_t): New structure type.
14785 (compute_int_layout): New static function.
14786 (compute_fp_layout): Likewise.
14787 (count_registers): New inline function.
14788 (assign_int_registers): New static function.
14789 (assign_fp_registers): Likewise.
14790 (assign_registers): New inline function.
14791 (function_arg_record_value_1): Delete.
14792 (function_arg_record_value_2): Likewise.
14793 (function_arg_record_value_3): Likewise.
14794 (function_arg_record_value): Adjust to above changes. Instantiate
14795 traverse_record_type on count_registers to first count the number of
14796 registers to be used and then on assign_registers to assign them.
14797 (function_arg_union_value): Adjust to above renaming.
14798 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
14799 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
14800 case of a structure passed in slot #15
14801 (sparc_function_arg_advance): Likewise.
14802 (function_arg_padding): Minor tweak.
14804 2016-02-29 Richard Biener <rguenther@suse.de>
14806 PR tree-optimization/69720
14807 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
14808 the adjustment_def path for possibly vectorized defs.
14809 (vect_create_epilog_for_reduction): Handle vectorized initial
14812 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
14814 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
14816 2016-02-27 Jeff Law <law@redhat.com>
14819 2016-02-26 Richard Biener <rguenther@suse.de>
14820 Jeff Law <law@redhat.com>
14822 PR tree-optimization/69740
14823 * cfghooks.c (remove_edge): Request loop fixups if we delete
14824 an edge that might turn an irreducible loop into a natural
14827 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14829 PR rtl-optimization/69896
14830 * tree-vect-generic.c (get_compute_type): Avoid single element
14833 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14835 Rename the AArch64 tuning option and related functions to enable the
14836 Newton series for the reciprocal square root to reflect its
14837 approximative characteristic.
14839 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14840 function to "aarch64_emit_approx_rsqrt".
14841 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14842 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14843 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14844 (xgene1_tunings): Likewise.
14845 (use_rsqrt_p): Likewise.
14846 (aarch64_emit_swrsqrt): Use new function name.
14847 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14848 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14849 text explaining this option.
14850 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14852 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14855 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14856 complain about -mallow-movmisalign without -mvsx if
14857 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14859 2016-02-26 Joel Sherrill <joel@rtems.org>
14861 * config.gcc: Add x86_64-*-rtems*.
14862 * config/i386/rtems-64.h: New file.
14864 2016-02-26 Joel Sherrill <joel@rtems.org>
14866 * config.gcc: Add aarch64-*-rtems*.
14867 * config/aarch64/rtems.h: New file.
14869 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14872 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14873 shift amount using %h. Add comment.
14875 2016-02-26 Richard Biener <rguenther@suse.de>
14876 Jeff Law <law@redhat.com>
14878 PR tree-optimization/69740
14879 * cfghooks.c (remove_edge): Request loop fixups if we delete
14880 an edge that might turn an irreducible loop into a natural
14883 2016-02-26 Martin Jambor <mjambor@suse.cz>
14885 PR middle-end/69920
14886 * tree-sra.c (sra_modify_assign): Do not remove loads of
14887 uninitialized aggregates to SSA_NAMEs.
14889 2016-02-26 Richard Henderson <rth@redhat.com>
14892 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14893 pseudo in case the target rtx matches the source of the left
14896 2016-02-26 Martin Jambor <mjambor@suse.cz>
14899 * hsa.h (hsa_type_packed_p): Declare.
14900 * hsa.c (hsa_type_packed_p): New function.
14901 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14903 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14904 * hsa-brig.c (emit_basic_insn): Likewise.
14906 2016-02-26 Martin Jambor <mjambor@suse.cz>
14909 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14911 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14913 2016-02-26 Martin Jambor <mjambor@suse.cz>
14915 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14916 hsa_op_with_type operands.
14917 (hsa_unsigned_type_for_type): Declare.
14918 * hsa.c (hsa_unsigned_type_for_type): New function.
14919 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
14920 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
14921 the finalizer. Do not emit extra move.
14923 2016-02-26 Martin Jambor <mjambor@suse.cz>
14925 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
14926 atomic operations in private segment.
14928 2016-02-26 Martin Jambor <mjambor@suse.cz>
14930 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
14931 statements to wi->info. Also disallow omp simd constructs.
14932 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
14933 for not gridifying. Dump special string for omp_for.
14935 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14938 * config/aarch64/aarch64.c (aarch64_set_current_function):
14939 Save/restore target globals when switching to
14940 target_option_default_node.
14942 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14945 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
14946 Return 0 if !SHIFT_COUNT_TRUNCATED.
14948 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14949 Eric Botcazou <ebotcazou@adacore.com>
14951 PR rtl-optimization/69891
14952 * dse.c (scan_insn): If we can't figure out memset arguments
14953 or they are non-constant, call clear_rhs_from_active_local_stores.
14955 2016-02-26 Martin Liska <mliska@suse.cz>
14957 * doc/extend.texi: Mention clog10, clog10f an clog10l
14958 in Builtins section.
14960 2016-02-26 Martin Liska <mliska@suse.cz>
14962 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
14964 (resolve_args_picking_1): Likewise.
14965 * dwarf2out.h (struct GTY): Likewise.
14967 2016-02-26 Martin Liska <mliska@suse.cz>
14969 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
14970 with flag_checking.
14971 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14973 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
14974 Martin Liska <mliska@suse.cz>
14976 * doc/install.texi: Mention --enable-valgrind-annotations.
14978 2016-02-26 Richard Biener <rguenther@suse.de>
14980 PR tree-optimization/69551
14981 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
14982 looking through aliases adjust DECL_PT_UID to refer to the
14983 ultimate alias target.
14985 2016-02-25 Martin Liska <mliska@suse.cz>
14987 PR middle-end/69919
14988 * alloc-pool.c (after_memory_report): New variable.
14989 * alloc-pool.h (base_pool_allocator ::release): Do not use
14990 the infrastructure if after_memory_report.
14991 * toplev.c (toplev::main): Mark after memory report.
14993 2016-02-25 Richard Biener <rguenther@suse.de>
14995 PR tree-optimization/48795
14996 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14998 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
15001 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
15002 offloading is enabled and -fopenacc or -fopenmp is specified.
15003 (CRTOFFLOADEND): Likewise.
15004 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
15005 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
15006 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
15007 (offload_objects_file_name): New static var.
15008 (tool_cleanup): Remove offload_objects_file_name file.
15009 (find_offloadbeginend): Replace with ...
15010 (find_crtoffloadtable): ... this.
15011 (run_gcc): Remove offload_argc and offload_argv.
15012 Get offload_objects_file_name from -foffload-objects=... option.
15013 Read names of object files with offload from this file, pass them to
15014 compile_images_for_offload_targets. Don't call find_offloadbeginend and
15015 don't pass offloadbegin and offloadend to the linker. Don't pass
15016 offload non-LTO files to the linker, because now they're not claimed.
15018 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
15021 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
15022 on builtin_unreachable.
15024 2016-02-25 Jakub Jelinek <jakub@redhat.com>
15026 PR rtl-optimization/69896
15027 * regcprop.c: Include cfgrtl.h.
15028 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
15029 than remembered mode, either delete it (if noop_move_p), or
15030 treat like copy_p but not noop_p instruction.
15032 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15035 * dwarf2out.c (gen_variable_die): Work around buggy LTO
15036 - allow NULL decl for Fortran DW_TAG_common_block variables.
15038 2016-02-24 Jason Merrill <jason@redhat.com>
15040 * common.opt (flifetime-dse): Add -flifetime-dse=1.
15042 2016-02-24 Richard Biener <rguenther@suse.de>
15043 Jakub Jelinek <jakub@redhat.com>
15045 PR middle-end/69760
15046 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
15047 conditionally executed ops to well-defined overflow behavior.
15049 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15051 PR middle-end/69915
15052 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
15055 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15057 PR rtl-optimization/69886
15058 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
15059 argument. Use it when checking validity of set instructions.
15060 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
15061 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
15063 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
15064 * store-motion.c (find_moveable_store): Update
15065 can_assign_to_reg_without_clobbers_p callsite.
15067 2016-02-24 Richard Biener <rguenther@suse.de>
15069 PR middle-end/68963
15070 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
15072 (record_nonwrapping_iv): Do not fall back to the low/high bound
15073 for non-constant IV bases if the stmt is not always executed.
15075 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15077 * config/arm/arm-cores.def (cortex-a32): New entry.
15078 * config/arm/arm-tables.opt: Regenerate.
15079 * config/arm/arm-tune.md: Regenerate.
15080 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
15081 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
15082 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
15083 for -mcpu and -mtune.
15085 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15088 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
15089 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
15090 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
15091 (atomic_loaddi_1): Delete.
15092 (atomic_loaddi): Rewrite expander using the above changes.
15094 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15097 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
15100 2016-02-24 Jakub Jelinek <jakub@redhat.com>
15101 Richard Biener <rguenth@suse.de>
15103 PR middle-end/69909
15104 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
15105 set_mem_attributes if tem is SSA_NAME which got expanded
15108 2016-02-24 Richard Biener <rguenther@suse.de>
15110 PR tree-optimization/69907
15111 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
15112 end of permutations for BB vectorization.
15114 2016-02-24 Christian Bruel <christian.bruel@st.com>
15116 * config/arm/arm-c.c (arm_option_override): Initialize
15117 target_option_current_node.
15118 * config/arm/arm.c (arm_pragma_target_parse): Replace
15119 build_target_option_node call by target_option_current_node.
15120 Set target_option_current_node.
15123 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
15126 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
15127 define_insn_and_split to define_insn.
15128 (zero_extendqi<mode>2_dot2): Same.
15129 (extendqi<mode>2_dot): Same.
15130 (extendqi<mode>2_dot2): Same.
15132 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15134 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
15135 and add bypass for AES{D,E} and AESMC pairs.
15136 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
15139 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
15141 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
15142 series for reciprocal square root in Exynos M1.
15144 2016-02-23 Martin Sebor <msebor@redhat.com>
15147 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
15148 __builtin_alloca_with_align.
15150 2016-02-23 Richard Henderson <rth@redhat.com>
15152 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
15153 (ix86_register_pragmas): Remove __seg_tls.
15154 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
15155 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
15156 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
15157 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
15158 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
15159 * doc/extend.texi (__seg_tls): Remove item.
15161 2016-02-23 Richard Biener <rguenther@suse.de>
15163 * alloc-pool.h (struct allocation_object): Make id member
15164 conditional on CHECKING_P again.
15165 (get_instance): Adjust.
15166 (base_pool_allocator): Likewise.
15168 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
15170 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
15171 (parallelize_loops): In OpenACC kernels mode, set n_threads to
15173 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
15175 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
15177 2016-02-23 Richard Biener <rguenther@suse.de>
15179 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
15180 * bitmap.h (struct bitmap_usage): Likewise.
15181 (bitmap_move): Declare.
15182 * bitmap.c (register_overhead): Take size_t argument.
15183 (bitmap_move): New function.
15184 * df-problems.c (df_rd_transfer_function): Use bitmap_move
15185 to properly account overhead.
15186 * tree.c (free_node): Use tree_size.
15188 2016-02-23 Jakub Jelinek <jakub@redhat.com>
15191 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
15192 when inverting comparison.
15195 * common.opt (Wunreachable-code): Add Warning flag.
15197 2016-02-23 Mark Wielaard <mjw@redhat.com>
15198 Jakub Jelinek <jakub@redhat.com>
15201 * cgraphunit.c (check_global_declaration): Check main_input_filename
15202 and DECL_SOURCE_FILE are not NULL.
15204 2016-02-23 Martin Jambor <mjambor@suse.cz>
15206 PR tree-optimization/69666
15207 * tree-sra.c (sra_modify_assign): Do not attempt to create
15208 default_def replacements for unscalarizable regions.
15210 2016-02-20 Mark Wielaard <mjw@redhat.com>
15213 * cgraphunit.c (check_global_declaration): Check level of
15214 warn_unused_const_variable and main_input_filename.
15215 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
15216 (-Wunused-variable): For C implies -Wunused-const-variable=1.
15217 (-Wunused-const-variable): Explain levels 1 and 2.
15219 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15222 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
15223 identical arguments. Formatting and spelling fixes.
15226 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
15231 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
15232 and m68k-devices.def.
15233 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
15234 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
15236 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
15238 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
15239 and HImode registers.
15241 2016-02-22 Richard Biener <rguenther@suse.de>
15243 PR tree-optimization/69882
15244 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
15245 preserve permutations present because of gaps.
15246 (vect_supported_load_permutation_p): Always continue checking
15247 permutations after vect_attempt_slp_rearrange_stmts.
15249 2016-02-22 Bin Cheng <bin.cheng@arm.com>
15251 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
15252 min_profitable_estimate, rather than min_profitable_iters.
15254 2016-02-22 Jakub Jelinek <jakub@redhat.com>
15257 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
15258 SImode for last match_operand.
15260 2016-02-22 Martin Liska <mliska@suse.cz>
15262 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
15263 return bitsize - 1 as the return value.
15265 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
15269 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
15270 Handle negative shift counts.
15271 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
15272 force_reg on the shift constant.
15273 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
15274 (lshrsi3_d): Handle negative shift counts.
15276 2016-02-22 Richard Biener <rguenther@suse.de>
15277 Tom de Vries <tom@codesourcery.com>
15279 * graph.c: Include dumpfile.h.
15280 (print_graph_cfg): Split into three overloads.
15281 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
15283 2016-02-22 Tom de Vries <tom@codesourcery.com>
15285 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
15288 2016-02-22 Richard Biener <rguenther@suse.de>
15291 * ipa-inline-transform.c (inline_call): When not updating
15292 overall summaries adjust self size by the growth estimate.
15293 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
15294 hash-set, do not update overall summaries here. Renamed from ...
15295 (inline_to_all_callers): ... this which is now wrapping the
15296 above and performing delayed overall summary update.
15297 (early_inline_small_functions): Delay updating of the overall
15300 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
15302 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
15305 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15308 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
15309 :%* in %:gt() argument.
15310 (greater_than_spec_func): Adjust for expecting only numbers,
15311 if there are more than two numbers, compare the last two.
15313 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
15315 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
15316 -Wnarrowing with -std.
15318 2016-02-19 Jakub Jelinek <jakub@redhat.com>
15321 * expr.c (store_field): Don't use bit-field path if exp is
15322 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
15323 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
15324 and the assignment can be performed by bitwise copy. Formatting
15327 PR middle-end/69838
15328 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
15329 call copy_reg_eh_region_note_forward on before and/or after sequences
15330 and remove note from insn if it no longer can throw.
15333 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
15334 if TARGET_AVX512BW.
15336 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15338 * config/s390/vector.md: Add missing commutative operand markers
15339 to the patterns which qualify for one.
15340 * config/s390/vx-builtins.md: Likewise.
15342 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15344 * config/s390/vector.md (VI, VI_QHS): Add single element vector
15345 types to mode iterators.
15346 (vec_double): ... and mode attribute.
15347 * config/s390/vx-builtins.md (non_vec_int): Likewise.
15349 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15351 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
15352 Change the predicate of op2 from nonimmediate to general and let
15353 reload fix it if necessary.
15355 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15357 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
15359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15361 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
15364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15366 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
15367 * config/s390/s390.c (s390_expand_vec_movstr): New function.
15368 * config/s390/s390.md ("movstr<P:mode>"): Call
15369 s390_expand_vec_movstr.
15371 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15373 * config/s390/s390.md: Add missing output modifier for operand 1
15374 to print it as address properly.
15376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15378 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
15379 * config/s390/2964.md: New file.
15380 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
15381 of insn grouping attributes depending on the CPU level.
15382 (s390_get_unit_mask): New function.
15383 (s390_sched_score): Remove the OOO from the scheduling macros.
15384 Add loop to calculate a score for the instruction mix.
15385 (s390_sched_reorder): Likewise plus improve debug output.
15386 (s390_sched_variable_issue): Rename macros as above. Calculate
15387 the unit distances after actually scheduling an insn. Improve
15389 (s390_sched_init): Clear last_scheduled_unit_distance array.
15390 * config/s390/s390.md: Include 2964.md.
15392 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15395 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
15396 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
15397 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
15398 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
15399 *avx512f_<code>v8div16qi2_mask_1): New insns.
15401 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15404 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
15407 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
15408 earlyclobber from target. Use wF constraint for fused memory
15410 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
15412 2016-02-18 Jakub Jelinek <jakub@redhat.com>
15413 Martin Liska <mliska@suse.cz>
15416 * cfgexpand.c (asan_sanitize_stack_p): New function.
15417 (partition_stack_vars): Use the function.
15418 (expand_stack_vars): Likewise.
15419 (defer_stack_allocation): Likewise.
15420 (expand_used_vars): Likewise.
15422 2016-02-18 Richard Biener <rguenther@suse.de>
15424 PR middle-end/69553
15425 * fold-const.c (operand_equal_p): Properly compare offsets for
15426 IMAGPART_EXPR and ARRAY_REF.
15428 2016-02-18 Nick Clifton <nickc@redhat.com>
15432 * config/arm/arm.c (arm_option_override_internal): Disable
15433 interworking if the target does not support thumb instructions.
15434 (arm_reload_in_hi): Handle the case where a register to register
15435 move needs reloading because there is no simple pattern to handle
15437 (arm_reload_out_hi): Likewise.
15439 2016-02-18 Richard Biener <rguenther@suse.de>
15441 PR middle-end/69854
15442 * match.pd: Don't use fold_binary or fold_unary for folding
15445 2016-02-17 Jakub Jelinek <jakub@redhat.com>
15448 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
15449 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
15450 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
15451 warn on gimple_no_warning_p statements.
15453 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
15455 * doc/extend.texi (C++ Attributes): Correct description of
15456 warn_unused type attribute.
15458 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15460 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
15461 correct instruction.
15463 2016-02-17 Richard Biener <rguenther@suse.de>
15465 PR rtl-optimization/69609
15466 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
15467 (find_traces_1_round): When ending a trace update cached priority
15469 (bb_to_key): Use cached priority when available.
15470 (copy_bb): Initialize cached priority.
15471 (reorder_basic_blocks_software_trace_cache): Likewise.
15473 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15476 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
15478 (aarch64_comparison_operator): Break overly long line into two.
15479 (aarch64_comparison_operation): Likewise.
15480 * config/aarch64/aarch64.md (cstorecc4): Use
15481 aarch64_comparison_operator_mode instead of
15482 aarch64_comparison_operator.
15483 (cstore<mode>4): Likewise.
15484 (aarch64_cstore<mode>): Likewise.
15485 (*cstoresi_insn_uxtw): Likewise.
15486 (cstore<mode>_neg): Likewise.
15487 (*cstoresi_neg_uxtw): Likewise.
15489 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15492 * config/arm/predicates.md (arm_comparison_operator_mode):
15494 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
15495 instead of arm_comparison_operator.
15496 (*mov_negscc): Likewise.
15497 (*mov_notscc): Likewise.
15498 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
15499 (*thumb2_mov_negscc): Likewise.
15500 (*thumb2_mov_negscc_strict_it): Likewise.
15501 (*thumb2_mov_notscc): Likewise.
15502 (*thumb2_mov_notscc_strict_it): Likewise.
15504 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
15506 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
15507 Add missing return.
15509 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
15511 * config/visium/visium.c (machine_libfunc_index): New enum.
15512 (machine_libfuncs): New structure.
15513 (visium_libfuncs): New static variable.
15514 (TARGET_INIT_LIBFUNCS): Define to...
15515 (visium_init_libfuncs): ...this. New function.
15516 (expand_block_move_4): Use the appropriate libfunc.
15517 (expand_block_move_2): Likewise.
15518 (expand_block_move_1): Likewise.
15519 (expand_block_set_4): Likewise.
15520 (expand_block_set_2): Likewise.
15521 (expand_block_set_1): Likewise.
15522 (visium_trampoline_init): Likewise.
15524 2016-02-17 Nick Clifton <nickc@redhat.com>
15526 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
15527 TI's devices.csv file as of March 2016.
15529 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
15532 * opts-global.c (handle_common_deferred_options): Introduce and
15533 initialize two global variables to remember command-line options
15534 specifying a stack-limiting register.
15535 * opts.h: Add extern declarations of the two new global variables.
15536 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
15537 variable based on the values of the two new global variables.
15539 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15542 * common.opt (Wnonnull-compare): New warning.
15543 * doc/invoke.texi (-Wnonnull): Remove text about comparison
15544 of arguments against NULL.
15545 (-Wnonnull-compare): Document.
15546 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
15547 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
15548 * passes.def (pass_warn_nonnull_compare): Add.
15549 * gimple-ssa-nonnull-compare.c: New file.
15551 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15553 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
15554 AARCH64_EXTRA_TUNE_RECIP_SQRT.
15556 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15558 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
15559 reciprocal sqrt for -mlow-precision-recip-sqrt.
15561 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15562 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15564 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
15565 always use lane loads to construct non-constant vectors.
15567 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
15569 * config/aarch64/aarch64.md
15570 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
15571 constraints for operand 3.
15572 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
15574 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15575 Richard Biener <rguenther@suse.de>
15577 PR tree-optimization/69820
15578 * tree-vect-patterns.c (type_conversion_p): Return false if
15579 *orig_type is unsigned single precision or boolean.
15580 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
15583 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15585 PR rtl-optimization/69764
15586 PR rtl-optimization/69771
15587 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
15588 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
15590 2016-02-16 Richard Biener <rguenther@suse.de>
15592 PR tree-optimization/69776
15593 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
15595 (indirect_refs_may_alias_p): Likewise.
15596 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
15597 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
15598 according to tbaa_p.
15599 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
15600 (optimize_stmt): For redundant store discovery do not allow tbaa.
15602 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
15604 PR tree-optimization/69714
15605 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
15606 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
15608 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
15610 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
15611 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
15612 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
15613 * config/arc/arc.c (arc_init): Check FPU options.
15614 (get_arc_condition_code): Handle new CC_FPU* modes.
15615 (arc_select_cc_mode): Likewise.
15616 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
15617 register pair only. Allow access for ARCv2 accumulator.
15618 (gen_compare_reg): Whenever we have FPU support use FPU compare
15620 (arc_reorg): Don't generate brcc insns when FPU compare
15621 instructions are involved.
15622 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
15623 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
15624 floating point emulation.
15625 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
15626 (REVERSE_CONDITION): Add new CC_FPU* modes.
15627 (TARGET_FP_SP_BASE): Define.
15628 (TARGET_FP_DP_BASE): Likewise.
15629 (TARGET_FP_SP_FUSED): Likewise.
15630 (TARGET_FP_DP_FUSED): Likewise.
15631 (TARGET_FP_SP_CONV): Likewise.
15632 (TARGET_FP_DP_CONV): Likewise.
15633 (TARGET_FP_SP_SQRT): Likewise.
15634 (TARGET_FP_DP_SQRT): Likewise.
15635 (TARGET_FP_DP_AX): Likewise.
15636 * config/arc/arc.md (ARCV2_ACC): New constant.
15637 (type): New fpu type attribute.
15638 (SDF): Conditional iterator.
15639 (cstore<mode>, cbranch<mode>): Change expand condition.
15640 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
15641 handles FPU/FPX cases as well.
15642 * config/arc/arc.opt (mfpu): New option.
15643 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
15645 (adddf3, muldf3, subdf3): Removed.
15646 * config/arc/predicates.md (proper_comparison_operator): Recognize
15648 * config/arc/fpu.md: New file.
15649 * doc/invoke.texi (ARC Options): Document mfpu option.
15651 2016-02-16 Richard Biener <rguenther@suse.de>
15653 PR rtl-optimization/69291
15654 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
15655 noce_operand_ok check.
15657 2016-02-16 Tom de Vries <tom@codesourcery.com>
15660 * omp-low.c (simd_clone_create): Remove call to
15661 symtab->call_cgraph_insertion_hooks.
15663 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15665 PR tree-optimization/69802
15666 * tree-ssa-reassoc.c (update_range_test): If op is
15667 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
15668 op == 1 test of precision 1 integral op, otherwise handle
15669 that case as op itself. Fix up formatting.
15670 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
15673 2016-02-16 Richard Biener <rguenther@suse.de>
15675 PR tree-optimization/69586
15676 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
15677 types for conversion sources.
15679 2016-02-16 Richard Biener <rguenther@suse.de>
15681 PR middle-end/69801
15682 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
15683 mask OEP_ADDRESS_OF.
15685 2016-02-16 Alan Modra <amodra@gmail.com>
15688 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
15689 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
15690 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
15692 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
15693 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
15694 (p8_fmrgow_<mode>): Likewise.
15695 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
15697 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
15698 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
15699 to use movdi_internal64. Remove op0_di.
15700 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
15702 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
15704 Add support for the FCCMP insn types
15706 * config/aarch64/aarch64.md (fccmp): Change insn type.
15707 (fccmpe): Likewise.
15708 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
15709 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
15710 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
15711 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
15712 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
15713 * config/arm/types.md (fccmps): Add new insn type.
15714 (fccmpd): Likewise.
15716 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
15718 * alias.c (get_alias_set): Fix a typo in comment.
15720 2016-02-15 Richard Biener <rguenther@suse.de>
15722 PR tree-optimization/69595
15723 * match.pd: Complete range test simplification to true.
15725 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
15727 PR rtl-optimization/69648
15728 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
15729 pic_offset_table_rtx.
15731 PR rtl-optimization/69752
15732 * ira.c (update_equiv_regs): When looking for more than a single SET,
15733 also take other side effects into account.
15735 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15737 * config/s390/s390.c (s390_function_profiler): Add a new sequence
15738 for z900+ CPUs in 31-bit mode.
15740 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15742 * common/config/s390/s390-common.c (s390_supports_split_stack):
15744 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
15745 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
15746 * config/s390/s390.c (struct machine_function): New field
15747 split_stack_varargs_pointer.
15748 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
15749 in s390_emit_prologue.
15750 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
15752 (morestack_ref): New global.
15753 (SPLIT_STACK_AVAILABLE): New macro.
15754 (s390_expand_split_stack_prologue): New function.
15755 (s390_live_on_entry): New function.
15756 (s390_va_start): Use split-stack vararg pointer if appropriate.
15757 (s390_asm_file_end): Emit the split-stack note sections.
15758 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
15759 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
15760 (UNSPECV_SPLIT_STACK_CALL): New unspec.
15761 (UNSPECV_SPLIT_STACK_DATA): New unspec.
15762 (split_stack_prologue): New expand.
15763 (split_stack_space_check): New expand.
15764 (split_stack_data): New insn.
15765 (split_stack_call): New expand.
15766 (split_stack_call_*): New insn.
15767 (split_stack_cond_call): New expand.
15768 (split_stack_cond_call_*): New insn.
15770 2016-02-15 Richard Biener <rguenther@suse.de>
15772 PR tree-optimization/69783
15773 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15774 Add trivially correct cases.
15776 2016-02-15 Tom de Vries <tom@codesourcery.com>
15779 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
15781 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
15783 2016-02-15 Richard Biener <rguenther@suse.de>
15785 PR tree-optimization/69776
15786 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15787 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
15788 indicate whether we can use TBAA to disambiguate against stores.
15789 Use alias-set zero if not.
15790 (visit_reference_op_store): Do not use TBAA when looking up
15792 * tree-ssa-pre.c (compute_avail): Use TBAA here.
15793 (eliminate_dom_walker::before_dom_children): But not when looking
15794 up redundant stores.
15796 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
15798 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
15800 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15802 * config/i386/znver1.md
15803 (znver1_pop, znver1_pop_mem,
15804 znver1_load_imov_double_store,
15805 znver1_load_imov_direct_store,
15806 znver1_load_imov_direct_load,
15807 znver1_load_imov_double_load): Add new.
15808 (znver1_insn, znver1_insn_load): Add icmov type.
15809 (znver1_sseavx_fma,
15810 znver1_sseavx_fma_load,
15812 znver1_avx256_fma_load): Fix pipe usage.
15814 2016-02-14 Alan Modra <amodra@gmail.com>
15817 * reload.c (find_reloads_address_1): For pre/post-inc/dec
15818 with an invalid hard reg, reload just the reg not the entire
15819 pre/post-inc/dec address expression.
15821 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15824 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15825 fixed R1_REG scratch reg.
15826 (sibcall_value_pcrel_fdpic): Likewise.
15828 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15832 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15834 2016-02-12 Walter Lee <walt@tilera.com>
15836 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15837 * config/tilegx/t-tilegx: Likewise.
15839 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15842 * diagnostic-show-locus.c (struct line_span): New struct.
15843 (layout::get_first_line): Delete.
15844 (layout::get_last_line): Delete.
15845 (layout::get_num_line_spans): New member function.
15846 (layout::get_line_span): Likewise.
15847 (layout::print_heading_for_line_span_index_p): Likewise.
15848 (layout::get_expanded_location): Likewise.
15849 (layout::calculate_line_spans): Likewise.
15850 (layout::m_first_line): Delete.
15851 (layout::m_last_line): Delete.
15852 (layout::m_line_spans): New field.
15853 (layout::layout): Update comment. Replace m_first_line and
15854 m_last_line with m_line_spans, replacing their initialization
15855 with a call to calculate_line_spans.
15856 (diagnostic_show_locus): When printing source lines and
15857 annotations, rather than looping over a single span
15858 of lines, instead loop over each line_span within
15859 the layout, with an inner loop over the lines within them.
15860 Call the context's start_span callback when changing line spans.
15861 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15862 (diagnostic_build_prefix): Break out the building of the location
15863 part of the string into...
15864 (diagnostic_get_location_text): ...this new function, rewriting
15865 it from nested ternary expressions to a sequence of "if"
15867 (default_diagnostic_start_span_fn): New function.
15868 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15869 (diagnostic_context::start_span): New field.
15870 (default_diagnostic_start_span_fn): New prototype.
15872 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15875 * gcc.c (driver::finalize): Fix cleanup of "specs".
15877 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15881 * gcc.c (driver::driver): Initialize m_option_suggestions.
15882 (driver::~driver): Clean up m_option_suggestions.
15883 (suggest_option): Convert to...
15884 (driver::suggest_option): ...this, and split out into
15885 driver::build_option_suggestions and find_closest_string.
15886 (driver::build_option_suggestions): New function, from
15887 first half of suggest_option. Special-case
15888 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15889 the sanitizer_opts array. For options of enum types, add the
15890 various enum values to the candidate strings.
15891 (driver::handle_unrecognized_options): Remove "const".
15892 * gcc.h (driver::handle_unrecognized_options): Likewise.
15893 (driver::build_option_suggestions): New decl.
15894 (driver::suggest_option): New decl.
15895 (driver::m_option_suggestions): New field.
15896 * opts-common.c (add_misspelling_candidates): New function.
15897 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15898 and make non-static.
15899 * opts.h (sanitizer_opts): New array decl.
15900 (add_misspelling_candidates): New function decl.
15901 * spellcheck.c (find_closest_string): New function.
15902 * spellcheck.h (find_closest_string): New function decl.
15904 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15906 PR rtl-optimization/69764
15907 PR rtl-optimization/69771
15908 * optabs.c (expand_binop_directly): For shift_optab_p, force
15909 convert_modes with VOIDmode if xop1 has VOIDmode.
15911 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15914 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15915 to correctly determine instrumentation thunks.
15917 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15920 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
15921 type by reference, force lhs on the call.
15924 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
15925 Compute retval and retbnd early in all cases if split_part_return_p
15926 and return_bb is not EXIT. Remove all clobber stmts and reset
15927 all debug stmts that refer to SSA_NAMEs defined in split part,
15928 except if it is retval, in that case replace the old retval with the
15929 lhs of the call to the split part.
15931 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15934 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15936 PR middle-end/66726
15937 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15938 whose result is used in PHI.
15939 (maybe_optimize_range_tests): Likewise.
15940 (final_range_test_p): Likweise.
15942 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15944 PR middle-end/66726
15945 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15946 whose result is used in PHI.
15947 (maybe_optimize_range_tests): Likewise.
15948 (final_range_test_p): Likweise.
15950 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15952 * cgraph.c: Spelling fixes - behaviour -> behavior and
15953 neighbour -> neighbor.
15954 * target.def: Likewise.
15955 * sel-sched.c: Likewise.
15956 * config/mips/mips.c: Likewise.
15957 * config/arc/arc.md: Likewise.
15958 * config/arm/cortex-a57.md: Likewise.
15959 * config/arm/arm.c: Likewise.
15960 * config/arm/neon.md: Likewise.
15961 * config/arm/arm-c.c: Likewise.
15962 * config/vms/vms-c.c: Likewise.
15963 * config/s390/s390.c: Likewise.
15964 * config/i386/znver1.md: Likewise.
15965 * config/i386/i386.c: Likewise.
15966 * config/ia64/hpux-unix2003.h: Likewise.
15967 * config/msp430/msp430.md: Likewise.
15968 * config/rx/rx.c: Likewise.
15969 * config/rx/rx.md: Likewise.
15970 * config/aarch64/aarch64-simd.md: Likewise.
15971 * config/aarch64/aarch64.c: Likewise.
15972 * config/nvptx/nvptx.c: Likewise.
15973 * config/bfin/bfin.c: Likewise.
15974 * config/cris/cris.opt: Likewise.
15975 * config/rs6000/rs6000.c: Likewise.
15976 * target.h: Likewise.
15977 * spellcheck.c: Likewise.
15978 * ira-build.c: Likewise.
15979 * tree-inline.c: Likewise.
15980 * builtins.c: Likewise.
15981 * lra-constraints.c: Likewise.
15982 * explow.c: Likewise.
15983 * hwint.h: Likewise.
15984 * targhooks.c: Likewise.
15985 * tree-vect-data-refs.c: Likewise.
15986 * expr.c: Likewise.
15987 * doc/tm.texi: Likewise.
15988 * doc/extend.texi: Likewise.
15989 * doc/install.texi: Likewise.
15990 * doc/md.texi: Likewise.
15991 * tree-ssa-tail-merge.c: Likewise.
15992 * sched-int.h: Likewise.
15993 * match.pd: Likewise.
15994 * sched-ebb.c: Likewise.
15995 * target.def (omit_struct_return_reg): Likewise.
15996 * gimple-ssa-isolate-paths.c: Likewise.
15997 (find_implicit_erroneous_behaviour): Renamed to...
15998 (find_implicit_erroneous_behavior): ... this.
15999 (find_explicit_erroneous_behaviour): Renamed to...
16000 (find_explicit_erroneous_behavior): ... this.
16001 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
16003 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
16005 PR rtl-optimization/64682
16006 PR rtl-optimization/69567
16007 PR rtl-optimization/69737
16008 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
16009 in I2 as well, just lose it.
16011 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16013 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
16015 (aarch64_last_printed_tune_string): Likewise.
16016 (aarch64_declare_function_name): Only output .arch assembler
16017 directive if it will be different from the previously output
16018 directive. Same for .tune comment but only if -dA is set.
16019 (aarch64_start_file): New function.
16020 (TARGET_ASM_FILE_START): Define.
16022 2016-02-11 David Malcolm <dmalcolm@redhat.com>
16025 * Makefile.in (PLUGIN_HEADERS): Add params.list.
16027 2016-02-11 Jakub Jelinek <jakub@redhat.com>
16030 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
16031 -Wmaybe-uninitialized warning.
16033 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
16036 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
16038 2016-02-11 Richard Biener <rguenther@suse.de>
16040 PR rtl-optimization/69291
16041 * ifcvt.c (noce_try_store_flag_constants): Do not allow
16042 subexpressions affected by changing the result.
16044 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
16047 * lra-constraints.c (curr_insn_transform): Find in/out operands
16048 for secondary memory moves. Update dups.
16050 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
16052 PR tree-optimization/69652
16053 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
16054 to nested loop, did source re-formatting, skip debug statements,
16055 add check on statement with volatile operand, remove dead scalar
16058 2016-02-10 Jakub Jelinek <jakub@redhat.com>
16059 Patrick Palka <ppalka@gcc.gnu.org>
16063 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
16064 calls if the return type is TREE_ADDRESSABLE.
16065 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
16066 * ipa-split.c (split_function): Fix doubled "we" in comment.
16067 Use void return type for the split part even if
16068 !split_point->split_part_set_retval.
16070 2016-02-10 Bin Cheng <bin.cheng@arm.com>
16072 PR tree-optimization/68021
16073 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
16074 when computing the value of biv cand by itself.
16076 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16078 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
16079 (cortexa57_tunings): Likewise.
16080 (cortexa72_tunings): Likewise.
16081 (arch_macro_fusion_pair_p): Add support for AES fusion.
16082 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
16083 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
16084 Allow virtual registers before reload so early scheduling works.
16085 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
16086 correct latency and pipeline.
16087 (cortex_a57_crypto_complex): Likewise.
16088 (cortex_a57_crypto_xor): Likewise.
16089 (define_bypass): Add AES bypass.
16091 2016-02-10 Richard Biener <rguenther@suse.de>
16093 PR tree-optimization/69726
16094 * passes.def: Add DCE pass before late uninit.
16095 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
16096 really fixup if-conversions job.
16098 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
16100 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
16101 (arm_cortex_a57_tune): Likewise.
16102 (aarch_macro_fusion_pair_p): Add support for AES fusion.
16103 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
16105 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
16107 * timevar.def (TV_PHASE_DBGINFO): Delete.
16108 (TV_PHASE_CHECK_DBGINFO): Likewise.
16109 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
16111 2016-02-10 Richard Biener <rguenther@suse.de>
16113 PR tree-optimization/69719
16114 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16115 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
16117 2016-02-09 Andrew Pinski <apinski@cavium.com>
16120 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
16121 get_vcond_mask_icode returns false.
16123 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16126 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
16127 an ADDIS that adds a pointer to a large constant that sets the
16128 upper16 bits with a load operation.
16130 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16133 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
16135 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
16137 (vzipq_s16): Likewise.
16138 (vzipq_s32): Likewise.
16139 (vzipq_f32): Likewise.
16140 (vzipq_u8): Likewise.
16141 (vzipq_u16): Likewise.
16142 (vzipq_u32): Likewise.
16143 (vzipq_p8): Likewise.
16144 (vzipq_p16): Likewise.
16146 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
16149 * config/arm/arm.c (neon_endian_lane_map): New function.
16150 (neon_vector_pair_endian_lane_map): New function.
16151 (arm_evpc_neon_vuzp): Allow for big endian lane order.
16152 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
16154 (vuzpq_s16): Likewise.
16155 (vuzpq_s32): Likewise.
16156 (vuzpq_f32): Likewise.
16157 (vuzpq_u8): Likewise.
16158 (vuzpq_u16): Likewise.
16159 (vuzpq_u32): Likewise.
16160 (vuzpq_p8): Likewise.
16161 (vuzpq_p16): Likewise.
16163 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
16166 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
16169 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
16171 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
16172 truncate const_int operand 1 to QImode.
16174 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
16176 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
16177 corresponding to an abnormal edge.
16179 2016-02-09 Tom de Vries <tom@codesourcery.com>
16181 PR tree-optimization/69599
16182 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
16184 (find_func_aliases_for_builtin_call, find_func_clobbers)
16185 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
16188 2016-02-09 Richard Biener <rguenther@suse.de>
16190 PR tree-optimization/69715
16191 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
16192 LHS on calls as non-rewritable.
16194 2016-02-09 Tom de Vries <tom@codesourcery.com>
16197 * lto-wrapper.c (append_diag_options): New function.
16198 (compile_offload_image): Call append_diag_options.
16200 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
16203 * doc/extend.texi (Flag Output Operands): Correct sectioning.
16204 Minor copy-edit to fix verb tenses.
16206 2016-02-08 Jakub Jelinek <jakub@redhat.com>
16208 PR tree-optimization/69209
16209 * ipa-split.c (split_function): If split part is not
16210 returning retval, retval has gimple type but is not
16211 gimple value, force it into a SSA_NAME first.
16213 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
16215 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
16218 2016-02-08 Jason Merrill <jason@redhat.com>
16221 * convert.c (convert_to_integer_1): Check dofold on truncation
16223 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
16224 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
16225 Rename from *_nofold.
16226 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
16227 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
16229 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
16232 * tree.c (build_common_tree_nodes): Remove short_double argument.
16233 All callers changed.
16234 * tree.h (build_common_tree_nodes): Adjust declaration.
16235 * doc/invoke.texi (-fshort-double): Remove documentation.
16236 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16237 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
16238 * lto-wrapper.c (merge_and_complain, append_compiler_options)
16239 (append_linker_options): Don't handle OPT_fshort_double.
16241 PR rtl-optimization/68730
16242 * lra-remat.c (insn_to_cand_activation): New static variable.
16243 (lra_remat): Allocate and free it.
16244 (create_cand): New arg activation. Initialize a field in
16245 insn_to_cand_activation if it is nonnull.
16246 (create_cands): Pass the activation insn to create_cand when making
16247 a candidate involving an output reload. Reorganize code a little.
16248 (do_remat): Keep track of active status of candidates in a separate
16251 2016-02-08 Richard Biener <rguenther@suse.de>
16253 PR tree-optimization/69719
16254 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
16255 Properly use absolute of the difference of the two offsets to
16256 compare or adjust the segment length.
16258 2016-02-08 Richard Biener <rguenther@suse.de>
16259 Jeff Law <law@redhat.com>
16262 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
16263 types for anonymous SSA names.
16265 2016-02-08 Richard Biener <rguenther@suse.de>
16267 PR rtl-optimization/69274
16268 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
16270 2016-02-08 Jeff Law <law@redhat.com>
16272 PR tree-optimization/65917
16273 * tree-ssa-dom.c (record_temporary_equivalences): Record both
16274 equivalences from if (x == y) style conditionals.
16275 (loop_depth_of_name): Remove.
16276 (record_equality): Remove loop depth check.
16277 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
16278 (const_and_copies::record_const_or_copy_raw): New member function.
16279 * tree-ssa-scopedtables.c
16280 (const_and_copies::record_const_or_copy_raw): New, factored out of
16281 (const_and_copies::record_const_or_copy): Call new member function.
16283 2016-02-05 Jeff Law <law@redhat.com>
16285 PR tree-optimization/68541
16286 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
16287 (count_stmts_in_block): New function.
16288 (poor_ifcvt_candidate_code): Likewise.
16289 (is_feasible_trace): Add some heuristics to determine when path
16290 splitting is profitable.
16291 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
16292 is a diamond with a single exit.
16294 2016-02-05 Martin Sebor <msebor@redhat.com>
16297 * doc/invoke.texi: Update -Wplacement-new to take an optional
16300 2016-02-06 Richard Henderson <rth@redhat.com>
16303 * tree.c (tree_nop_conversion_p): Do not strip casts into or
16304 out of non-standard address spaces.
16306 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16308 PR rtl-optimization/69691
16309 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
16311 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
16313 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
16314 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
16315 (*ieee128_mfvsrd_64bit): Likewise.
16316 (*ieee128_mfvsrd_32bit): Likewise.
16318 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
16322 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16324 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16325 instrumented_version.
16327 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
16329 * doc/invoke.texi (Optimize Options): In table of --param options
16330 rename second occurrence of tracer-min-branch-ratio to
16331 tracer-min-branch-probability, rename
16332 tracer-min-branch-ratio-feedback to
16333 tracer-min-branch-probability-feedback and clarify description,
16334 rename sched-spec-state-edge-prob-cutoff to
16335 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
16336 to selsched-insns-to-rename, rename lto-minpartition to
16337 lto-min-partition, delete reorder-blocks-duplicate and
16338 reorder-blocks-duplicate-feedback.
16340 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16342 * config/s390/s390.c (s390_register_info_set_ranges): Remove
16345 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
16347 * doc/extend.texi: S/390: Correct some typos.
16349 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16351 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
16353 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16356 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
16357 (s390_register_info_gprtofpr): Use new macros above.
16358 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
16360 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
16361 its name. Adjust restore and save gpr ranges.
16362 (s390_register_info_set_ranges): New function.
16363 (s390_register_info): Use new macros above. Call
16364 s390_register_info_set_ranges.
16365 (s390_optimize_register_info): Likewise.
16366 (s390_hard_regno_rename_ok): Use new macros.
16367 (s390_hard_regno_scratch_ok): Likewise.
16368 (s390_emit_epilogue): Likewise.
16369 (s390_can_use_return_insn): Likewise.
16370 (s390_optimize_prologue): Likewise.
16371 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
16373 2016-02-05 Jakub Jelinek <jakub@redhat.com>
16376 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
16378 (ix86_option_override_internal): Disable TARGET_STV even for
16379 -m{incoming,preferred}-stack-boundary=3.
16381 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16383 * config.gcc: Mark deprecated rtems targets as obsolete.
16385 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
16387 PR rtl-optimization/64682
16388 PR rtl-optimization/69567
16389 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
16390 before I2 only if the register is both used and set in I2.
16392 2016-02-04 DJ Delorie <dj@redhat.com>
16394 * config/msp430/msp430.c (msp430_start_function): Add function type.
16396 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16399 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
16401 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
16403 PR rtl-optimization/69577
16405 2015-10-29 Richard Henderson <rth@redhat.com>
16409 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
16410 sse check to the exact conditions of PR 67609.
16412 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16415 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
16416 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
16417 not allowed into the traditional Altivec registers.
16418 (movtd_64bit_nodm): Likewise.
16419 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
16421 2016-02-04 David Malcolm <dmalcolm@redhat.com>
16423 * config/aarch64/cortex-a57-fma-steering.c
16424 (aarch64_register_fma_steering): Remove "static" from arguments
16427 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
16430 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
16431 twice when complex.
16433 2016-02-04 Mike Frysinger <vapier@gentoo.org>
16435 * doc/invoke.texi: Delete -mno-fma4.
16437 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
16439 PR rtl-optimization/69577
16440 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
16441 (find_subregs_of_mode): Update accordingly. Iterate over partial
16444 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
16446 * config/arm/arm-protos.h (neon_reinterpret): Remove.
16447 * config/arm/arm.c (neon_reinterpret): Remove.
16448 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
16449 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
16450 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
16451 vreinterpretti): Remove.
16452 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
16453 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
16454 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
16455 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
16456 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
16457 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
16458 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
16459 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
16460 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
16461 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
16462 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
16463 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
16464 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
16465 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
16466 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
16467 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
16468 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
16469 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
16470 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
16471 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
16472 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
16473 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
16474 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
16475 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
16476 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
16477 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
16478 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
16479 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
16480 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
16481 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
16482 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
16483 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
16484 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
16485 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
16486 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
16487 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
16488 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
16489 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
16490 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
16491 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
16492 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
16493 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
16494 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
16495 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
16496 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
16497 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
16498 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
16499 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
16500 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
16501 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
16502 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
16503 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
16504 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
16505 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
16506 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
16507 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
16508 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
16509 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
16510 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
16511 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
16512 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
16513 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
16514 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
16515 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
16516 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
16517 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
16518 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
16519 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
16520 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
16521 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
16522 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
16523 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
16524 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
16525 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
16526 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
16527 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
16528 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
16529 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
16530 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
16531 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
16532 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
16533 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
16534 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
16535 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
16536 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
16537 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
16538 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
16539 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
16540 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
16541 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
16542 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
16543 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
16544 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
16545 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
16546 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
16547 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
16548 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
16549 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
16550 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
16551 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
16552 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
16553 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
16554 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
16556 2016-02-04 Martin Liska <mliska@suse.cz>
16559 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
16560 that are gimple_store_p.
16561 (maybe_instrument_call): Likewise.
16563 2016-02-04 Bin Cheng <bin.cheng@arm.com>
16565 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
16566 register scaling out of memory reference and comment why.
16568 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16572 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
16573 folding the source of a SET.
16575 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16579 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
16580 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
16582 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
16586 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
16589 2016-02-04 Christian Bruel <christian.bruel@st.com>
16591 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
16592 * config/arm/arm.c (arm_set_current_function): Likewise.
16594 2016-02-04 Jakub Jelinek <jakub@redhat.com>
16595 Ilya Enkovich <enkovich.gnu@gmail.com>
16596 H.J. Lu <hongjiu.lu@intel.com>
16599 * config/i386/i386.c (convert_scalars_to_vector): Remove
16600 stack alignment fixes.
16601 (ix86_option_override_internal): Disable TARGET_STV if stack
16602 might not be aligned enough.
16603 (ix86_minimum_alignment): Assert that TARGET_STV is false.
16605 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
16607 * config/i386/x86-tune.def: Disable default prefetching
16610 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
16611 Vladimir Makarov <vmakarov@redhat.com>
16614 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
16615 in validating fused toc addresses.
16617 2016-02-03 Jakub Jelinek <jakub@redhat.com>
16620 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
16621 range->m_caret fields if range->m_show_caret_p is false.
16624 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
16625 Force oldval into register if it does not satisfy reg_or_short_operand
16626 predicate. Fix up formatting.
16628 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
16629 Alexandre Oliva <aoliva@redhat.com>
16632 * lra-constraints.c (simplify_operand_subreg): Check additionally
16633 address validity after potential reloading.
16634 (process_address_1): Check insns validity. In case of failure do
16637 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
16640 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
16643 2016-02-02 Jakub Jelinek <jakub@redhat.com>
16645 * wide-int.cc (canonize_uhwi): New function.
16646 (wi::divmod_internal): Use it.
16648 2016-02-02 James Norris <jnorris@codesourcery.com
16650 * gimplify.c (omp_notice_variable): Add usage check.
16652 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
16654 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
16655 like LE, GE, LT, GT when emitting relational operator.
16657 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16659 * ira-costs.c (find_costs_and_classes): Add extra argument.
16660 * target.def (ira_change_pseudo_allocno_class): Add parameter.
16661 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
16662 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
16663 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
16664 Add best_class parameter, and return it if not ALL_REGS.
16665 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
16667 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
16668 Update target hook.
16670 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16672 * config/aarch64/aarch64.c
16673 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
16674 (aarch64_ira_change_pseudo_allocno_class): New function.
16676 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
16679 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
16681 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16683 * config/avr/avr.c (avr_option_override): Set
16684 PARAM_ALLOW_STORE_DATA_RACES to 1.
16686 2016-02-02 Richard Biener <rguenther@suse.de>
16688 PR tree-optimization/69595
16689 * match.pd: Add range test simplifications to true/false.
16691 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
16693 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
16694 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
16697 2016-02-02 Richard Biener <rguenther@suse.de>
16699 PR tree-optimization/69606
16700 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
16701 info on the result before moving a stmt.
16703 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
16705 PR middle-end/68542
16706 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
16707 branch with vector comparison.
16708 * config/i386/sse.md (VI48_AVX): New mode iterator.
16709 (define_expand "cbranch<mode>4): Add support for conditional branch
16710 with vector comparison.
16711 * tree-vect-loop.c (optimize_mask_stores): New function.
16712 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
16713 has_mask_store field of vect_info.
16714 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
16715 vectorized loops having masked stores after vec_info destroy.
16716 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
16717 correspondent macros.
16718 (optimize_mask_stores): Add prototype.
16720 2016-02-02 Alan Modra <amodra@gmail.com>
16723 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
16726 2016-02-02 Alan Modra <amodra@gmail.com>
16729 * config/rs6000/rs6000.c (need_toc_init): New var, set it
16730 whenever toc_label_name used.
16731 (rs6000_file_start): Don't set up toc section here,
16732 (rs6000_output_function_epilogue): do so here instead,
16733 (rs6000_xcoff_file_start): and here.
16734 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
16735 (load_toc_aix_di): Likewise.
16737 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16739 PR rtl-optimization/69592
16740 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
16741 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
16742 (num_sign_bit_copies_binary_arith_p): New inline function.
16743 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
16745 2016-02-01 Jeff Law <law@redhat.com>
16747 PR tree-optimization/69580
16748 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
16749 * tree-ssa-threadbackward.c
16750 (fsm_find_control_statement_thread_paths): Do not try to walk
16751 through large PHI nodes.
16753 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16755 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
16756 when count is incremented above limit, don't analyze further
16759 * omp-low.c (oacc_parse_default_dims): Avoid
16760 -Wsign-compare warning, make sure value fits into int
16761 rather than just unsigned int.
16763 2016-02-01 Bin Cheng <bin.cheng@arm.com>
16765 PR tree-optimization/67921
16766 * fold-const.c (split_tree): New parameters. Convert pointer
16767 type variable part to proper type before negating.
16768 (fold_binary_loc): Pass new arguments to split_tree.
16770 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
16772 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
16773 (nvptx_goacc_validate_dims): Extend to handle global defaults.
16774 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
16775 * doc/tm.texti: Rebuilt.
16776 * doc/invoke.texi (fopenacc-dim): Document.
16777 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
16778 (append_compiler_options): Likewise.
16779 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
16780 (oacc_parse_default_dims): New.
16781 (oacc_validate_dims): Add USED arg. Select non-unity default when
16783 (oacc_loop_fixed_partitions): Return mask of used partitions.
16784 (oacc_loop_auto_partitions): Emit dump info.
16785 (oacc_loop_partition): Return mask of used partitions.
16786 (execute_oacc_device_lower): Parse default dimension arg. Adjust
16787 loop partitioning and validation calls.
16789 2016-02-01 Richard Biener <rguenther@suse.de>
16791 PR middle-end/69556
16792 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
16794 2016-02-01 Richard Biener <rguenther@suse.de>
16796 PR tree-optimization/69574
16797 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
16798 of asserting return chrec_dont_know.
16800 2016-02-01 Martin Liska <mliska@suse.cz>
16802 * mem-stats-traits.h: Add copyright header.
16803 * mem-stats.h: Likewise.
16805 2016-02-01 Richard Biener <rguenther@suse.de>
16807 PR tree-optimization/69579
16808 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
16809 Do not propagate through abnormal PHI results.
16811 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
16813 * postreload.c (reload_cse_simplify): Remove dead code.
16815 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16817 PR rtl-optimization/69570
16818 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
16819 if there is more than one set, not if there is a single set.
16821 2016-02-01 Richard Henderson <rth@redhat.com>
16824 * combine.c (make_compound_operation): When looking through a
16825 subreg, make sure to re-extend to the width of the outer mode.
16827 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16829 PR tree-optimization/69546
16830 * wide-int.cc (wi::divmod_internal): For unsigned division
16831 where both operands fit into uhwi, if o1 is 1 and o0 has
16832 msb set, if divident_prec is larger than bits per hwi,
16833 clear another quotient word and return 2 instead of 1.
16834 Similarly for remainder with msb in HWI set, if dividend_prec
16835 is larger than bits per hwi.
16837 2016-01-29 Martin Jambor <mjambor@suse.cz>
16839 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16840 Use short lowercase names.
16841 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16842 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16843 acq_rel one. Protect warning agains segfaults if
16844 get_memory_order_name returns NULL.
16845 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16846 with release semantics. Do not warn if get_memory_order already did.
16847 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16848 semantics. Fix check for relaxed or acquire semantics. Do not warn
16849 if get_memory_order already did.
16851 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16853 * doc/install.texi: Document that isl-0.16 is supported.
16855 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16858 * config/i386/constraints.md (Bm): Describe as special memory
16860 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16861 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16862 * genpreds.c (struct constraint_data): Add is_special_memory.
16863 (have_special_memory_constraints, special_memory_start): New
16865 (special_memory_end): Ditto.
16866 (add_constraint): Add new arg is_special_memory. Add code to
16867 process its true value. Update have_special_memory_constraints.
16868 (process_define_constraint): Pass the new arg.
16869 (process_define_register_constraint): Ditto.
16870 (choose_enum_order): Process special memory.
16871 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16872 function insn_extra_special_memory_constraint.
16873 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16874 * gensupport.c (process_rtx): Process
16875 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16876 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16877 * ira-lives.c (single_reg_class): Use
16878 insn_extra_special_memory_constraint.
16879 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16880 * lra-constraints.c (process_alt_operands): Ditto.
16881 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16882 * recog.c (asm_operand_ok, preprocess_constraints): Process
16884 * reload.c (find_reloads): Ditto.
16885 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16886 * stmt.c (parse_input_constraint): Use
16887 insn_extra_special_memory_constraint.
16889 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16892 * lra-splill.c (lra_final_code_change): Revert r229087 by
16893 removing all sub-registers.
16895 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16898 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16900 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16903 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16904 SSE1, copy target into the temporary reg first before recursing
16907 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16909 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16912 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16914 * ginclude/stdarg.h: Test __cplusplus instead of
16915 __GXX_EXPERIMENTAL_CXX0X__.
16917 2016-01-29 Richard Biener <rguenther@suse.de>
16919 PR tree-optimization/69547
16920 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
16921 Do not mark clobbers necessary.
16922 (mark_all_reaching_defs_necessary_1): Likewise.
16924 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16926 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
16927 declaration name with %qs and print it in both error messages.
16928 Also fix indentation.
16930 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16933 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
16934 trailing blank line from error message.
16936 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16939 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
16942 2016-01-29 Richard Biener <rguenther@suse.de>
16944 PR middle-end/69537
16945 * match.pd: Allow all integral types when simplifying a
16946 widening or sign-changing conversion.
16948 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16950 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
16951 back to setting codegen_error to fail codegen.
16953 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
16956 * config/i386/constraints.md (C): Only accept constant zero operand.
16957 (BC): New constraint.
16958 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
16959 instead of C constraint.
16960 * doc/md.texi (Machine Constraints): Update description
16963 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
16966 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
16968 2016-01-28 Jakub Jelinek <jakub@redhat.com>
16970 PR middle-end/69542
16971 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
16974 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
16976 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
16977 branches if using guessed profile.
16979 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
16981 * graphite-optimize-isl.c (optimize_isl): Fix dump.
16983 2016-01-28 Richard Henderson <rth@redhat.com>
16986 * config/aarch64/aarch64-modes.def (CC_Cmode): New
16987 * config/aarch64/aarch64-protos.h: Update.
16988 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
16989 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
16990 (aarch64_get_condition_code_1): Handle CC_Cmode.
16991 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
16992 (*add<mode>3_compareC_cconly_imm): New.
16993 (*add<mode>3_compareC_cconly): New.
16994 (*add<mode>3_compareC_imm): New.
16995 (add<mode>3_compareC): New.
16996 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
16997 to be first. Use aarch64_carry_operation.
16998 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
16999 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
17000 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
17001 (subti3): Use subdi3_compare1.
17002 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
17003 (sub<mode>3_compare1): New.
17004 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
17005 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
17006 (*subsi3_carryin_uxtw): Likewise.
17007 (*ngc<mode>, *ngcsi_uxtw): Likewise.
17008 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
17009 * config/aarch64/iterators.md (DWI): New.
17010 * config/aarch64/predicates.md (aarch64_carry_operation): New.
17011 (aarch64_borrow_operation): New.
17013 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17015 * graphite-optimize-isl.c (optimize_isl): Print a different debug
17016 message when isl does not return a valid schedule.
17018 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17020 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
17021 Remove comments from class declarations: they are already in the code
17024 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17026 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
17028 (ternary_op_to_tree): Same.
17029 (unary_op_to_tree): Same.
17030 (nary_op_to_tree): Same.
17031 (gcc_expression_from_isl_expr_op): Same.
17032 (gcc_expression_from_isl_expression): Same.
17033 (graphite_create_new_loop): Same.
17034 (graphite_create_new_loop_guard): Same.
17035 (build_iv_mapping): Same.
17036 (graphite_create_new_guard): Same.
17037 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
17038 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
17040 2016-01-28 Sebastian Pop <s.pop@samsung.com>
17042 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
17043 instead of setting codegen_error to fail codegen.
17045 2016-01-28 Jason Merrill <jason@redhat.com>
17047 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
17049 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17051 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17052 Remove CONST_INT_P check in CCMP cost calculation.
17054 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17056 * config/aarch64/aarch64.c (generic_vector_cost):
17057 Set vec_permute_cost.
17058 (cortexa57_vector_cost): Likewise.
17059 (exynosm1_vector_cost): Likewise.
17060 (xgene1_vector_cost): Likewise.
17061 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
17062 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
17063 Add vec_permute_cost entry.
17065 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
17067 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
17069 (add<mode>3_compare0): Likewise.
17070 (addsi3_compare0_uxtw): Likewise.
17071 (add<mode>3nr_compare0): Likewise.
17072 (compare_neg<mode>): Likewise.
17073 (<optab><mode>3): Likewise.
17075 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
17077 * tree-vect-stmts.c (vectorizable_comparison): Add
17078 NULL check for vectype.
17080 2016-01-28 Richard Biener <rguenther@suse.de>
17082 PR tree-optimization/69466
17083 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
17084 Account for PHIs we couldn't duplicate.
17086 2016-01-28 Martin Liska <mliska@suse.cz>
17089 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
17090 instead of ENABLE_VALGRIND_CHECKING.
17092 2016-01-27 Richard Henderson <rth@redhat.com>
17095 * lra-remat.c (subreg_regs): New.
17096 (dump_candidates_and_remat_bb_data): Dump it.
17097 (operand_to_remat): Reject if operand in subreg_regs.
17098 (set_bb_regs): Collect subreg_regs.
17099 (lra_remat): Init and free subreg_regs. Compute
17100 calculate_local_reg_remat_bb_data before create_cands.
17102 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
17105 * config/i386/i386.c (ix86_update_stack_boundary): Don't
17106 change stack_alignment_needed for __tls_get_addr call.
17108 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
17110 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
17112 2016-01-27 Jeff Law <law@redhat.com>
17114 PR tree-optimization/68398
17115 PR tree-optimization/69196
17116 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
17117 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
17118 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17119 Only count PHIs in the last block in the path. The others will
17120 const/copy propagate away. Add heuristic to allow more irreducible
17121 subloops to be created when it is likely profitable to do so.
17123 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17124 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
17125 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
17127 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17130 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
17131 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
17132 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
17133 * tree-streamer-in.c: Include asan.h.
17134 (streamer_get_builtin_tree): For builtins in sanitizer
17135 range call initialize_sanitizer_builtins and retry.
17137 2016-01-27 Ian Lance Taylor <iant@google.com>
17139 * common.opt (fkeep-gc-roots-live): New undocumented option.
17140 * tree-ssa-loop-ivopts.c (add_candidate_1): If
17141 -fkeep-gc-roots-live, skip pointers.
17142 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
17145 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
17148 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
17149 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
17151 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
17154 * configure.ac: NetBSD provides SSP in its C library.
17155 * configure: Updated.
17157 2016-01-27 Richard Biener <rguenther@suse.de>
17159 PR tree-optimization/69166
17160 * tree-vect-loop.c (vect_is_simple_reduction): Always check
17161 reduction code for commutativity / associativity.
17163 2016-01-27 Martin Jambor <mjambor@suse.cz>
17165 PR tree-optimization/69355
17166 * tree-sra.c (analyze_access_subtree): Correct hole detection when
17167 total_scalarization fails.
17169 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
17171 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
17174 2016-01-27 Christian Bruel <christian.bruel@st.com>
17177 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
17178 Move arm_reset_previous_fndecl and set_target_option_current_node in
17179 the conditional part. Call save_restore_target_globals.
17180 * config/arm/arm.c (arm_set_current_function):
17181 Refactor to better support #pragma target and attribute mix.
17182 Call save_restore_target_globals.
17183 * config/arm/arm-protos.h (save_restore_target_globals): New function.
17185 2016-01-27 Martin Liska <mliska@suse.cz>
17187 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
17188 reference for an HSA kernel and its host function.
17190 2016-01-27 Jakub Jelinek <jakub@redhat.com>
17192 PR tree-optimization/69399
17193 * wide-int.h (wi::lrshift): For larger precisions, only
17194 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
17196 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
17198 * config/arc/predicates.md (proper_comparison_operator): Reject
17199 constant-constant comparison.
17201 2016-01-26 Tom de Vries <tom@codesourcery.com>
17203 PR tree-optimization/69110
17204 * tree-data-ref.c (initialize_data_dependence_relation): Handle
17205 DR_NUM_DIMENSIONS == 0.
17207 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
17208 Sebastian Pop <s.pop@samsung.com>
17210 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
17211 isl_ast_op_cond and isl_ast_op_select.
17212 (gcc_expression_from_isl_expr_op): Same.
17214 2016-01-26 Jason Merrill <jason@redhat.com>
17217 * tree.c (recompute_constructor_flags): Split out from
17219 (verify_constructor_flags): New.
17220 * tree.h: Declare them.
17222 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
17224 PR rtl-optimization/69217
17225 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
17226 are no TYPE_FIELDS set for the record type.
17228 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17231 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
17232 toc_label_name unconditionally.
17233 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
17234 SYMBOL_REF string. Use toc_label_name instead of constructing
17236 (rs6000_elf_declare_function_name): Use toc_label_name instead of
17237 constructing LCTOC1.
17239 2016-01-26 Martin Sebor <msebor@redhat.com>
17242 * doc/extend.texi (Common Type Attributes): Move text that talks about
17243 attribute packed from attribute aligned to the section discussing
17244 the former attribute for clarity.
17246 2016-01-26 Richard Henderson <rth@redhat.com>
17248 PR middle-end/60908
17249 * trans-mem.c (tm_region_init): Mark entry block as visited.
17251 2016-01-26 David Malcolm <dmalcolm@redhat.com>
17254 * diagnostic-show-locus.c (layout::print_source_line): Replace
17255 call to pp_newline with call to layout::print_newline.
17256 (layout::print_annotation_line): Likewise.
17257 (layout::move_to_column): Likewise.
17258 (layout::print_any_fixits): After printing any fixits, print a
17259 trailing newline, if necessary.
17260 (layout::print_newline): New method, resetting any colorization
17262 (diagnostic_show_locus): Move the pp_newline to before the
17263 early bailout. Remove dummy block enclosing the layout instance.
17264 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
17265 of pp_newline_and_flush with pp_flush.
17266 (diagnostic_append_note): Delete use of pp_newline.
17267 (diagnostic_append_note_at_rich_loc): Delete.
17268 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
17269 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
17270 when newline characters are added to the buffer.
17272 2016-01-26 Michael Matz <matz@suse.de>
17274 * configure.ac (ac_cv_std_swap_in_utility): New test.
17275 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
17276 * configure: Regenerate.
17277 * config.in: Regenerate.
17279 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
17281 * config/arc/arc.md (cstoresi4): Force operand into register.
17282 (arcset<code>): Fix predicate.
17283 (arcsetltu): Likewise.
17284 (arcsetgeu): Likewise.
17285 (arcsethi): Likewise.
17286 (arcsetls): Likewise.
17288 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17290 PR tree-optimization/69483
17291 * gimple-fold.c (canonicalize_constructor_val): Return NULL
17292 if base has error_mark_node type.
17294 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
17297 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
17298 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
17300 (vget_lane_f16): Handle big-endian.
17301 (vgetq_lane_f16): Likewise.
17302 (vset_lane_f16): Likewise.
17303 (vsetq_lane_f16): Likewise.
17304 * config/arm/iterators.md (VQXMOV): Add V8HF.
17305 (VDQ): Add V4HF and V8HF.
17306 (V_reg): Handle V4HF and V8HF.
17307 (Is_float_mode): Likewise.
17308 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
17309 neon_vdup_nv8hf): New patterns.
17310 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
17311 Use VD_LANE iterator.
17312 (neon_vld1_dup<mode>): Use VQ2 iterator.
17314 2016-01-26 Nathan Sidwell <nathan@acm.org>
17316 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
17317 (set_oacc_fn_attrib): Add IS_KERNEL arg.
17318 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
17319 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
17320 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
17321 (oacc_validate_dims): Add LEVEL arg, don't return level.
17322 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
17323 oacc_validate_dims.
17324 (execute_oacc_device_lower): Adjust, add more dump output.
17325 * tree-ssa-loop.c (gate_oacc_kernels): Use
17326 oacc_fn_attrib_kernels_p.
17327 * tree-parloops.c (create_parallel_loop): Adjust
17328 set_oacc_fn_attrib call.
17330 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17333 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
17334 (append_compiler_options): Handle -fcilkplus.
17335 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
17337 2016-01-26 Nick Clifton <nickc@redhat.com>
17340 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
17341 been marked as DECL_ONE_ONLY but we do not the means to make it
17342 so, then do not allow it to bind locally.
17344 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17347 * opts.h (parse_sanitizer_options): New prototype.
17348 * opts.c (sanitizer_opts): New array.
17349 (parse_sanitizer_options): New function.
17350 (common_handle_option): Use parse_sanitizer_options.
17352 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
17355 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
17356 alignment adjustment to ...
17357 (ix86_update_stack_boundary): Here. Don't over-align stack for
17359 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
17360 if __tls_get_addr is called.
17362 2016-01-26 Christian Bruel <christian.bruel@st.com>
17364 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
17366 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
17368 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
17370 2016-01-26 Richard Biener <rguenther@suse.de>
17372 PR middle-end/69467
17373 * match.pd: Guard X * CST CMP 0 pattern with single_use.
17375 2016-01-26 Richard Biener <rguenther@suse.de>
17377 PR tree-optimization/69452
17378 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
17379 (move_computations_dom_walker::before_dom_children): Rename
17381 (move_computations_worker): This.
17382 (move_computations): Perform an RPO rather than a DOM walk.
17384 2016-01-26 Jakub Jelinek <jakub@redhat.com>
17387 * combine.c (combine_instructions): For REG_EQUAL note with
17388 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
17389 to the underlying register.
17390 * doc/rtl.texi (REG_EQUAL): Document the behavior of
17391 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
17393 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
17396 * config/aarch64/aarch64-builtins.c
17397 (aarch64_init_simd_builtin_types): Do not set structural
17398 equality to __Poly{8,16,64,128}_t types.
17400 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
17402 PR tree-optimization/69400
17403 * wide-int.cc (wi_pack): Take the precision as argument and
17404 perform canonicalization here rather than in the callers.
17405 Use the main loop to handle all full-width HWIs. Add a
17406 zero HWI if in_len isn't a full result.
17407 (wi::divmod_internal): Update accordingly.
17408 (wi::mul_internal): Likewise. Simplify.
17410 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17411 Sebastian Pop <s.pop@samsung.com>
17413 * graphite-poly.c (apply_poly_transforms): Simplify.
17414 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
17415 (print_isl_map): Same.
17416 (print_isl_union_map): Same.
17417 (print_isl_schedule): New.
17418 (debug_isl_schedule): New.
17419 * graphite-dependences.c (scop_get_reads): Do not call
17420 isl_union_map_add_map that is undocumented isl functionality.
17421 (scop_get_must_writes): Same.
17422 (scop_get_may_writes): Same.
17423 (scop_get_original_schedule): Remove.
17424 (scop_get_dependences): Do not call isl_union_map_compute_flow that
17425 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
17426 (compute_deps): Remove.
17427 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
17428 (debug_schedule_ast): New.
17429 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
17430 set_separate_option.
17431 (graphite_regenerate_ast_isl): Add dump.
17432 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
17433 from scop->transformed_schedule.
17434 (graphite_regenerate_ast_isl): Add more dump.
17435 * graphite-optimize-isl.c (optimize_isl): Set
17436 scop->transformed_schedule. Check whether schedules are equal.
17437 (apply_poly_transforms): Move here.
17438 * graphite-poly.c (apply_poly_transforms): ... from here.
17439 (free_poly_bb): Static.
17440 (free_scop): Static.
17441 (pbb_number_of_iterations_at_time): Remove.
17442 (print_isl_ast): New.
17443 (debug_isl_ast): New.
17444 (debug_scop_pbb): New.
17445 * graphite-scop-detection.c (print_edge): Move.
17446 (print_sese): Move.
17447 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
17448 (build_scop_scattering): Remove.
17449 (create_pw_aff_from_tree): Assert instead of bailing out.
17450 (add_condition_to_pbb): Remove unused code, do not fail.
17451 (add_conditions_to_domain): Same.
17452 (add_conditions_to_constraints): Remove.
17453 (build_scop_context): New.
17454 (add_iter_domain_dimension): New.
17455 (build_iteration_domains): Initialize pbb->iterators.
17456 Call add_conditions_to_domain.
17459 (index_outermost_in_loop): New.
17460 (index_pbb_in_loop): New.
17461 (outermost_pbb_in): New.
17462 (add_in_sequence): New.
17463 (add_outer_projection): New.
17464 (outer_projection_mupa): New.
17465 (add_loop_schedule): New.
17466 (build_schedule_pbb): New.
17467 (build_schedule_loop): New.
17468 (embed_in_surrounding_loops): New.
17469 (build_schedule_loop_nest): New.
17470 (build_original_schedule): New.
17471 (build_poly_scop): Call build_original_schedule.
17472 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
17473 (free_poly_dr): Remove.
17474 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
17475 (free_poly_bb): Remove.
17476 (debug_loop_vec): Remove.
17477 (print_isl_ast): Declare.
17478 (debug_isl_ast): Declare.
17479 (scop_do_interchange): Remove.
17480 (scop_do_strip_mine): Remove.
17481 (scop_do_block): Remove.
17482 (flatten_all_loops): Remove.
17483 (optimize_isl): Remove.
17484 (pbb_number_of_iterations_at_time): Remove.
17485 (debug_scop_pbb): Declare.
17486 (print_schedule_ast): Declare.
17487 (debug_schedule_ast): Declare.
17488 (struct scop): Remove schedule. Add original_schedule,
17489 transformed_schedule.
17490 (free_gimple_poly_bb): Remove.
17491 (print_generated_program): Remove.
17492 (debug_generated_program): Remove.
17493 (unify_scattering_dimensions): Remove.
17494 * sese.c (print_edge): ... here.
17495 (print_sese): ... here.
17496 (debug_edge): ... here.
17497 (debug_sese): ... here.
17498 * sese.h (print_edge): Declare.
17499 (print_sese): Declare.
17500 (dump_edge): Declare.
17501 (dump_sese): Declare.
17503 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
17504 Sebastian Pop <s.pop@samsung.com>
17506 * Makefile.in: Set ISLVER in site.exp.
17508 2016-01-25 Jakub Jelinek <jakub@redhat.com>
17510 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
17511 DECL_VALUE_EXPR of new_var even for the non-array case. Look
17512 through DECL_VALUE_EXPR for expansion.
17514 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17516 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
17517 the frame info after reload completed.
17519 2016-01-25 Jeff Law <law@redhat.com>
17521 PR tree-optimization/69196
17522 PR tree-optimization/68398
17523 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
17524 tree-ssa-threadupdate.c.
17525 (determine_bb_domination_status): Prototype
17526 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
17527 (determine_bb_domination_status): No longer static.
17528 (valid_jump_thread_path): Remove code to detect characteristics
17529 of the jump thread path not associated with correctness.
17530 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
17531 Correct test for thread path length. Count PHIs for real operands as
17532 statements that need to be copied. Do not count ASSERT_EXPRs.
17533 Look at all the blocks in the thread path. Compute and selectively
17534 filter thread paths based on threading through the latch, threading
17535 a multiway branch or crossing a multiway branch.
17537 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17539 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
17540 decl with __attribute__ ((unused)) annotation.
17542 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
17545 * tree-vect-stmts.c (vectorizable_condition): Check vectype
17546 of operands is compatible with a statement vectype.
17548 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
17550 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
17551 improve wording for mixed storage order support.
17553 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
17555 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
17556 (vcvt_u64_f64): Likewise.
17557 (vcvta_s64_f64): Likewise.
17558 (vcvta_u64_f64): Likewise.
17559 (vcvtm_s64_f64): Likewise.
17560 (vcvtm_u64_f64): Likewise.
17561 (vcvtn_s64_f64): Likewise.
17562 (vcvtn_u64_f64): Likewise.
17563 (vcvtp_s64_f64): Likewise.
17564 (vcvtp_u64_f64): Likewise.
17566 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
17568 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
17569 (arc_init): Check validity mll64 option.
17570 (arc_save_restore): Use double load/store instruction.
17571 (arc_expand_movmem): Likewise.
17572 (arc_split_move): Don't split if we have double load/store
17573 instructions. Returns a boolean.
17574 (arc_process_double_reg_moves): Change function to return boolean
17575 instead of a sequence of instructions.
17576 (arc_dwarf_register_span): New function.
17577 * config/arc/arc-protos.h (arc_split_move): Change prototype.
17578 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
17579 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
17580 (*movdf_insn): Likewise.
17581 * config/arc/arc.opt (mll64): New option.
17582 * config/arc/predicates.md (even_register_operand): New predicate.
17583 * doc/invoke.texi (ARC Options): Add mll64 documentation.
17585 2016-01-25 Richard Biener <rguenther@suse.de>
17588 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
17589 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
17591 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
17593 2016-01-25 Richard Biener <rguenther@suse.de>
17595 PR tree-optimization/69376
17596 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
17598 (VN_INFO_ANTI_RANGE_P): New inline.
17599 (VN_INFO_RANGE_TYPE): Likewise.
17600 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
17601 SSA_NAME_ANTI_RANGE_P.
17602 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
17603 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17604 Properly query VN_INFO_RANGE_TYPE.
17606 2016-01-25 Nick Clifton <nickc@redhat.com>
17609 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
17611 2016-01-23 Tom de Vries <tom@codesourcery.com>
17613 PR tree-optimization/69426
17614 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
17617 2016-01-23 Jakub Jelinek <jakub@redhat.com>
17619 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
17620 "the the" with "the" in the comments.
17621 * ipa-devirt.c (build_type_inheritance_graph,
17622 update_type_inheritance_graph): Likewise.
17623 * tree.c (build_function_type_list_1): Likewise.
17624 * cfgloopmanip.c (scale_loop_profile): Likewise.
17625 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
17626 * gimple-ssa-split-paths.c
17627 (find_block_to_duplicate_for_splitting_paths): Likewise.
17628 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
17629 * expr.c (convert_move): Likewise.
17630 * var-tracking.c (vt_stack_adjustments): Likewise.
17631 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17632 * tree-vrp.c (test_for_singularity): Likewise.
17634 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
17635 directly instead of building a temporary tree.
17638 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
17639 remove <algorithm> include.
17641 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17644 * config/i386/i386.c: Include dojump.h.
17645 (expand_small_movmem_or_setmem,
17646 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
17648 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
17649 if dynamic_check != -1.
17651 2016-01-21 Jeff Law <law@redhat.com>
17653 PR middle-end/69347
17654 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
17655 record_temporary_equivalences. Rewritten to avoid unnecessary calls
17656 into dominated_by_p.
17657 (cprop_into_successor_phis): Avoid unnecessary tests.
17659 2016-01-22 Richard Henderson <rth@redhat.com>
17662 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
17663 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
17665 2016-01-22 Michael Matz <matz@suse.de>
17667 * system.h (string, algorithm): Include only conditionally.
17668 (new): Include always under C++.
17669 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
17670 * final.c (toplevel): Ditto.
17671 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
17672 * genconditions.c (write_header): Make gencondmd.c define
17674 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
17676 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
17677 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
17679 2016-01-22 Christian Bruel <christian.bruel@st.com>
17682 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
17684 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17687 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
17688 define_insn_and_split. Ensure operands[1] and operands[0] do not
17689 get assigned the same register.
17691 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17693 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
17695 2016-01-22 Christian Bruel <christian.bruel@st.com>
17697 * config/arm/arm-c.c (arm_pragma_target_parse):
17698 Remove warn_builtin_macro_redefined overwrite.
17700 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17702 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
17703 flag_non_call_exceptions compatibility.
17705 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17708 * dwarf2out.c (add_child_die_after): New function.
17709 (dwarf_qual_info_t): New type.
17710 (dwarf_qual_info): New variable.
17711 (qualified_die_p): New function.
17712 (modified_type_die): For -fdebug-types-section, ensure
17713 canonical order of qualifiers. Put qualified DIEs adjacent
17714 to the corresponding non-qualified type DIE and search there
17715 for existing qualified DIEs.
17717 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17719 * doc/extend.texi (scalar_storage_order type attribute): Document
17720 restriction on type punning and aliasing, and remove future tense.
17722 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
17725 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
17728 2016-01-21 Jeff Law <law@redhat.com>
17730 PR middle-end/69347
17731 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
17732 useless call to record_temporary_equivalences.
17733 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
17734 allocate 10 slots in the bb_path vector and let it grow as needed.
17735 (fsm_find_control_statement_thread_paths): Similarly for the next_path
17738 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17740 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
17742 * configure: Regenerate.
17744 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
17746 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
17747 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
17749 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
17751 PR middle-end/66178
17752 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
17753 drop EXPAND_INITIALIZER.
17754 * rtl.h (contains_symbolic_reference_p): Declare.
17755 * rtlanal.c (contains_symbolic_reference_p): New function.
17756 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
17757 a subtraction into a NOT if symbolic constants are involved.
17759 2016-01-21 Anton Blanchard <anton@samba.org>
17760 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17763 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
17765 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
17768 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17770 * config/microblaze/microblaze.c
17771 (get_branch_target): New.
17772 (insert_wic_for_ilb_runout): New.
17774 (microblaze_machine_dependent_reorg): New.
17775 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
17776 * config/microblaze/microblaze.md
17777 (UNSPEC_IPREFETCH): Define.
17778 (iprefetch): New pattern
17779 * config/microblaze/microblaze.opt
17780 (mxl-prefetch): New flag.
17782 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17784 * config/microblaze/microblaze.h
17785 (FIXED_REGISTERS): Update in macro.
17786 (CALL_USED_REGISTERS): Update in macro.
17788 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
17790 PR rtl-optimization/68920
17791 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
17794 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
17796 PR rtl-optimization/68990
17797 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
17798 pseudo instead of inheritance ones.
17800 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17801 Nick Clifton <nickc@redhat.com>
17805 * config/mips/mips.c (mips_compute_frame_info): Initialise
17806 args_size and hard_frame_pointer_offset fields of the frame
17807 structure before calling mips_global_pointer.
17809 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17811 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
17813 * configure: Regenerate.
17815 2016-01-21 Richard Biener <rguenther@suse.de>
17817 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
17819 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17821 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17822 to actually emit the .size directive.
17824 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17825 Jakub Jelinek <jakub@redhat.com>
17829 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17830 args array size by one to avoid buffer overflow.
17832 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17834 * config/s390/s390.md (pool_section_start): Use switch_to_section
17835 to select proper read-only data section instead of hardcoding
17837 (pool_section_end): Use switch_to_section to match the above.
17839 2016-01-21 Richard Biener <rguenther@suse.de>
17841 PR tree-optimization/69378
17842 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17843 (set_ssa_val_to): Use it for dominance checks taking into
17844 account not executable edges.
17846 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17849 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17850 for bitsize instead of GET_MODE_PRECISION (mode).
17852 2016-01-20 Martin Sebor <msebor@redhat.com>
17855 * extend.texi (__sync Builtins): Clarify the semantics of
17856 __sync_fetch_and_OP built-ins on pointers.
17857 (__atomic Builtins): Same.
17859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17860 Sebastian Pop <s.pop@samsung.com>
17862 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17863 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17864 (is_valid_rename): Same.
17865 (translate_isl_ast_to_gimple::get_rename): Same.
17866 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17867 (translate_isl_ast_to_gimple::rename_uses): Same.
17868 (get_new_name): Check for close_phi nodes.
17869 (copy_loop_phi_args): Use phi_node_kind.
17870 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17871 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17873 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17874 Sebastian Pop <s.pop@samsung.com>
17876 Revert commit r229783.
17877 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17878 Remove use of parameter_rename_map.
17879 (copy_def): Remove.
17880 (copy_internal_parameters): Remove.
17881 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17882 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17883 (free_sese_info): Do not free parameter_rename_map.
17884 (set_rename): Do not use parameter_rename_map.
17885 (rename_uses): Update call to set_rename.
17886 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17887 * sese.h (parameter_rename_map_t): Remove.
17888 (struct sese_info_t): Remove field parameter_rename_map.
17890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17891 Sebastian Pop <s.pop@samsung.com>
17893 * graphite-isl-ast-to-gimple.c: Fix comment.
17894 * graphite-scop-detection.c (defined_in_loop_p): New.
17895 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17896 names defined in loop.
17898 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17899 Sebastian Pop <s.pop@samsung.com>
17901 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17902 Discard unstructured if-then-else regions.
17904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17905 Sebastian Pop <s.pop@samsung.com>
17907 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17908 (cleanup_loop_iter_dom): Remove.
17909 (build_loop_iteration_domains): Remove.
17910 (build_scop_context): Remove.
17911 (build_scop_iteration_domain): Remove.
17912 (add_loop_constraints): New.
17913 (build_iteration_domains): New.
17914 (build_poly_scop): Call build_iteration_domains.
17916 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17917 Sebastian Pop <s.pop@samsung.com>
17919 * graphite-scop-detection.c
17920 (scop_detection::harmful_loop_in_region): Free dom and loops.
17921 (scop_detection::loop_body_is_valid_scop): Free bbs.
17923 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17924 Sebastian Pop <s.pop@samsung.com>
17926 * graphite-scop-detection.c (record_loop_in_sese): New.
17927 (gather_bbs::before_dom_children): Call record_loop_in_sese.
17928 (build_scops): Remove call to build_sese_loop_nests.
17929 * sese.c (sese_record_loop): Remove.
17930 (build_sese_loop_nests): Remove.
17931 (new_sese_info): Remove region->loops.
17932 (free_sese_info): Same.
17933 * sese.h (sese_contains_loop): Same.
17934 (build_sese_loop_nests): Remove.
17935 (sese_contains_loop): Remove.
17937 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17938 Sebastian Pop <s.pop@samsung.com>
17940 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
17941 loop_is_valid_in_scop.
17942 (scop_detection::harmful_stmt_in_region): Renamed
17943 harmful_loop_in_region.
17944 Call loop_is_valid_in_scop.
17946 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17947 Sebastian Pop <s.pop@samsung.com>
17949 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
17952 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17953 Sebastian Pop <s.pop@samsung.com>
17955 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
17956 * graphite.h (struct poly_bb): Remove field is_reduction.
17957 (PBB_IS_REDUCTION): Remove.
17959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17960 Sebastian Pop <s.pop@samsung.com>
17962 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
17963 (add_pdr_constraints): Same.
17964 (scop_get_reads): Same.
17965 (scop_get_must_writes): Same.
17966 (scop_get_may_writes): Same.
17967 (scop_get_original_schedule): Same.
17968 (extend_schedule): Same.
17969 (apply_schedule_on_deps): Same.
17970 (carries_deps): Same.
17971 (compute_deps): Same.
17972 (scop_get_dependences): Same.
17973 * graphite-isl-ast-to-gimple.c
17974 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
17975 * graphite-optimize-isl.c (get_schedule_for_band): Same.
17976 (get_schedule_for_band_list): Same.
17977 (get_schedule_map): Same.
17978 (apply_schedule_map_to_scop): Same.
17979 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
17980 (build_loop_iteration_domains): Same.
17981 (add_condition_to_pbb): Same.
17982 (add_param_constraints): Same.
17983 (pdr_add_memory_accesses): Same.
17984 (pdr_add_data_dimensions): Same.
17986 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17988 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
17991 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17993 * common.opt (feliminate-dwarf2-dups): Replace references to
17994 "DWARF 2" with just "DWARF".
17995 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
17996 * doc/extend.texi: Likewise.
17997 * doc/cpp.texi: Likewise.
17998 * doc/invoke.texi: Likewise.
17999 (Option Summary): Add -gdwarf to list of Debugging Options.
18000 (Debugging Options): Document -gdwarf.
18001 * doc/contrib.texi: Spell "DWARF" like that.
18003 2016-01-21 Jakub Jelinek <jakub@redhat.com>
18005 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
18006 warning. Fix up formatting.
18008 PR middle-end/67653
18009 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
18010 attempt to mark memory input operand addressable and
18011 call prepare_gimple_addressable in that case. Don't adjust
18012 input_location for diagnostics, use error_at instead.
18014 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
18016 * config/rs6000/ppc-auxv.h: New file.
18017 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
18018 (cpu_is): Likewise.
18019 (cpu_supports): Likewise.
18020 * config/rs6000/rs6000.c: include "ppc-auxv.h".
18021 (cpu_is_info): New variable.
18022 (cpu_supports_info): Likewise.
18023 (tcb_verification_symbol): Likewise.
18024 (cpu_builtin_p): Likewise.
18025 (cpu_expand_builtin): New function.
18026 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
18027 (rs6000_init_builtins): Likewise.
18028 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
18029 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
18030 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
18031 * configure: Regenerate.
18032 * config.in: Likewise.
18033 * doc/extend.texi (PowerPC Built-in Functions): Document
18034 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
18036 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
18039 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
18041 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
18044 2016-01-20 Richard Henderson <rth@redhat.com>
18050 * tree.c (tm_define_builtin): New.
18051 (find_tm_vector_type): New.
18052 (build_tm_vector_builtins): New.
18053 (build_common_builtin_nodes): Call it.
18055 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
18057 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
18058 (arm_fp_ok): Likewise.
18059 (arm_fp): Likewise.
18060 (arm_crypto): Likewise.
18062 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
18063 Richard Biener <rguenther@suse.de>
18065 PR tree-optimization/69328
18066 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
18067 vectors have same number of elements.
18068 (vectorizable_condition): Fix masked version recognition.
18070 2016-01-20 Richard Biener <rguenther@suse.de>
18072 PR tree-optimization/69345
18073 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
18074 (VN_INFO_PTR_INFO): Likewise.
18075 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
18076 info when it is equal between non-dominating SSA names.
18077 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
18078 Make sure to look at original SSA infos.
18080 2016-01-20 Jeff Law <law@redhat.com>
18083 * config/m68k/predicates.md (pow2_m1_operand): New predicate
18085 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
18086 (pc_or_label_operand): New predicate.
18087 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
18088 tests for small integers that are 2^n - 1.
18090 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
18092 * doc/invoke.texi (Options Summary): Add '.' after @xref.
18094 2016-01-19 Jeff Law <law@redhat.com>
18096 PR middle-end/69347
18097 * tree-ssa-threadbackwards.c
18098 (fsm_find_control_statement_thread_paths): Do not try to lookup
18099 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
18101 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
18103 * doc/lto.texi: Remove text that says only Gold has linker plugin
18106 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
18108 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
18109 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
18110 the DIE accordingly.
18111 (modified_type_die): Add REVERSE parameter and pass it recursively,
18112 as well as to base_type_die. Adjust presence check accordingly.
18113 (base_type_for_mode): Adjust call to modified_type_die.
18114 (add_type_attribute): Add REVERSE parameter and pass it to
18116 (generic_parameter_die): Adjust call to add_type_attribute.
18117 (add_scalar_info): Likewise.
18118 (add_subscript_info): Likewise.
18119 (gen_array_type_die): Likewise.
18120 (gen_descr_array_type_die): Likewise.
18121 (gen_entry_point_die): Likewise.
18122 (gen_enumeration_type_die): Likewise.
18123 (gen_formal_parameter_die): Likewise.
18124 (gen_subprogram_die): Likewise.
18125 (gen_variable_die ): Likewise.
18126 (gen_const_die): Likewise.
18127 (gen_field_die): Likewise.
18128 (gen_pointer_type_die): Likewise.
18129 (gen_reference_type_die): Likewise.
18130 (gen_ptr_to_mbr_type_die): Likewise.
18131 (gen_inheritance_die): Likewise.
18132 (gen_subroutine_type_die): Likewise.
18133 (gen_typedef_die): Likewise.
18134 (force_type_die): Adjust call to modified_type_die.
18136 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
18138 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
18139 flow throughout the file. Fix broken link to Objective-C 2.0
18141 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
18144 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18146 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
18148 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18151 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
18152 (maybe_record_node): Record cxa_pure_virtual as the only possible
18153 target if there are not ohter candidates.
18154 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
18156 2016-01-19 Richard Biener <rguenther@suse.de>
18158 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
18159 (get_memory_order): Likewise.
18161 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
18163 * tree-vect-stmts.c (vectorizable_store): Check
18166 2016-01-19 David Malcolm <dmalcolm@redhat.com>
18169 * gcc.c (driver::decode_argv): Add call to
18170 init_opts_obstack before init_options_struct.
18171 * opts.c (init_opts_obstack): Remove idempotency.
18172 (init_options_struct): Replace call to init_opts_obstack
18173 with a gcc_assert to verify that it has already been called.
18174 * toplev.c (toplev::main): Add call to init_opts_obstack before
18175 calls to init_options_struct.
18176 (toplev::finalize): Move cleanup of opts_obstack next to
18177 cleanup of save_decoded_options, clearing the latter, and
18178 save_decoded_options_count.
18180 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18183 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
18184 attribute to unconditional. Remove %? from output template.
18186 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18187 Jiong Wang <jiong.wang@arm.com>
18189 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
18190 generated from different expand order.
18192 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18194 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
18195 Add support for CCMP costing.
18197 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18199 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
18200 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
18201 (fccmpe<mode>): Likewise.
18202 (fcmp): Rename to fcmp and globalize pattern.
18204 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
18205 (aarch64_gen_ccmp_next): Add FP support.
18207 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
18209 * target.def (gen_ccmp_first): Update documentation.
18210 (gen_ccmp_next): Likewise.
18211 * doc/tm.texi (gen_ccmp_first): Update documentation.
18212 (gen_ccmp_next): Likewise.
18213 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
18214 expand_ccmp_expr_1. Improve comments.
18215 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
18216 (ccmp_ior<mode>): Remove pattern.
18217 (cmp<mode>): Remove expand.
18218 (cmp): Globalize pattern.
18219 (cstorecc4): Use cc_register.
18220 (mov<mode>cc): Remove ccmp_cc_register check.
18221 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
18222 Simplify after removal of CC_DNE/* modes.
18223 (aarch64_ccmp_mode_to_code): Remove.
18224 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
18225 In 'k' case use integer as condition.
18226 (aarch64_nzcv_codes): Remove inverted cases.
18227 (aarch64_code_to_ccmode): Remove.
18228 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
18229 comparison with CC register to be used in folowing CCMP/branch/CSEL.
18230 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
18231 pattern. Return the comparison with CC register. Invert conditions
18232 when bitcode is OR.
18233 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
18234 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
18236 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18238 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
18239 instrumented_version.
18241 2016-01-19 Richard Biener <rguenther@suse.de>
18243 PR tree-optimization/69336
18244 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
18245 handled components with get_ref_base_and_extent.
18246 (equal_mem_array_ref_p): Adjust.
18248 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18251 * shrink-wrap.c: Include valtrack.h.
18252 (move_insn_for_shrink_wrap): Add DEBUG argument. If
18253 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
18254 in between insn and where it will be moved to. Call
18255 dead_debug_insert_temp.
18256 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
18257 first and dead_debug_local_finish at the end.
18258 For uses and defs bitmap, handle all regs in between REGNO and
18259 END_REGNO, not just the first one.
18261 2016-01-19 Richard Biener <rguenther@suse.de>
18263 PR tree-optimization/69352
18264 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
18265 (equal_mem_array_ref_p): Constrain size and max size properly.
18266 Compare the reverse flag.
18268 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
18270 * ira.c (ira): Update regstat data if we deleted insns.
18272 2016-01-19 Jakub Jelinek <jakub@redhat.com>
18274 PR rtl-optimization/68955
18275 PR rtl-optimization/64557
18276 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
18277 here. Fix up formatting.
18278 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
18280 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18283 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
18284 assume that the node has body.
18285 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
18288 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18290 * lto-streamer-out.c (lto_output): Do not stream instrumentation
18293 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
18295 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
18296 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
18298 2016-01-19 Martin Jambor <mjambor@suse.cz>
18299 Martin Liska <mliska@suse.cz>
18300 Michael Matz <matz@suse.de>
18302 * Makefile.in (OBJS): Add new source files.
18303 (GTFILES): Add hsa.c.
18304 * common.opt (disable_hsa): New variable.
18305 (-Whsa): New warning.
18306 * config.in (ENABLE_HSA): New.
18307 * configure.ac: Treat hsa differently from other accelerators.
18308 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
18309 $enable_offloading.
18310 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
18311 * doc/install.texi (Configuration): Document --with-hsa-runtime,
18312 --with-hsa-runtime-include, --with-hsa-runtime-lib and
18313 --with-hsa-kmt-lib.
18314 * doc/invoke.texi (-Whsa): Document.
18315 (hsa-gen-debug-stores): Likewise.
18316 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
18317 to invoke offload compiler for hsa acclerator.
18318 * opts.c (common_handle_option): Determine whether HSA offloading
18319 should be performed.
18320 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
18321 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
18322 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
18323 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
18324 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
18325 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
18326 GF_OMP_FOR_KIND_GRID_LOOP.
18327 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
18328 (pp_gimple_stmt_1): Likewise.
18329 * gimple-walk.c (walk_gimple_stmt): Likewise.
18330 * gimple.c (gimple_build_omp_grid_body): New function.
18331 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
18332 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
18333 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
18334 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
18335 GF_OMP_TEAMS_GRID_PHONY.
18336 (gimple_statement_omp_single_layout): Updated comments.
18337 (gimple_build_omp_grid_body): New function.
18338 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
18339 (gimple_omp_for_grid_phony): New function.
18340 (gimple_omp_for_set_grid_phony): Likewise.
18341 (gimple_omp_parallel_grid_phony): Likewise.
18342 (gimple_omp_parallel_set_grid_phony): Likewise.
18343 (gimple_omp_teams_grid_phony): Likewise.
18344 (gimple_omp_teams_set_grid_phony): Likewise.
18345 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
18346 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
18347 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
18348 (BUILT_IN_GOMP_TARGET): Updated type.
18349 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
18350 (adjust_for_condition): New function.
18351 (get_omp_for_step_from_incr): Likewise.
18352 (extract_omp_for_data): Moved parts to adjust_for_condition and
18353 get_omp_for_step_from_incr.
18354 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
18355 (fixup_child_record_type): Bail out if receiver_decl is NULL.
18356 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
18357 (scan_omp_parallel): Do not create child functions for phony
18359 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
18360 (scan_omp_1_op): Checking assert we are not remapping to
18361 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
18362 (parallel_needs_hsa_kernel_p): New function.
18363 (expand_parallel_call): Register apprpriate parallel child
18364 functions as HSA kernels.
18365 (grid_launch_attributes_trees): New type.
18366 (grid_attr_trees): New variable.
18367 (grid_create_kernel_launch_attr_types): New function.
18368 (grid_insert_store_range_dim): Likewise.
18369 (grid_get_kernel_launch_attributes): Likewise.
18370 (get_target_argument_identifier_1): Likewise.
18371 (get_target_argument_identifier): Likewise.
18372 (get_target_argument_value): Likewise.
18373 (push_target_argument_according_to_value): Likewise.
18374 (get_target_arguments): Likewise.
18375 (expand_omp_target): Call get_target_arguments instead of looking
18376 up for teams and thread limit.
18377 (grid_expand_omp_for_loop): New function.
18378 (grid_arg_decl_map): New type.
18379 (grid_remap_kernel_arg_accesses): New function.
18380 (grid_expand_target_kernel_body): New function.
18381 (expand_omp): Call it.
18382 (lower_omp_for): Do not emit phony constructs.
18383 (lower_omp_taskreg): Do not emit phony constructs but create for them
18384 a temporary variable receiver_decl.
18385 (lower_omp_taskreg): Do not emit phony constructs.
18386 (lower_omp_teams): Likewise.
18387 (lower_omp_grid_body): New function.
18388 (lower_omp_1): Call it.
18389 (grid_reg_assignment_to_local_var_p): New function.
18390 (grid_seq_only_contains_local_assignments): Likewise.
18391 (grid_find_single_omp_among_assignments_1): Likewise.
18392 (grid_find_single_omp_among_assignments): Likewise.
18393 (grid_find_ungridifiable_statement): Likewise.
18394 (grid_target_follows_gridifiable_pattern): Likewise.
18395 (grid_remap_prebody_decls): Likewise.
18396 (grid_copy_leading_local_assignments): Likewise.
18397 (grid_process_kernel_body_copy): Likewise.
18398 (grid_attempt_target_gridification): Likewise.
18399 (grid_gridify_all_targets_stmt): Likewise.
18400 (grid_gridify_all_targets): Likewise.
18401 (execute_lower_omp): Call grid_gridify_all_targets.
18402 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
18403 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
18404 (tree_omp_clause): Added union field dimension.
18405 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
18406 * tree.c (omp_clause_num_ops): Added number of arguments of
18407 OMP_CLAUSE__GRIDDIM_.
18408 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
18409 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
18410 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
18411 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
18412 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
18413 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
18414 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
18415 * tree-pass.h (make_pass_gen_hsail): Declare.
18416 (make_pass_ipa_hsa): Likewise.
18417 * ipa-hsa.c: New file.
18418 * lto-section-in.c (lto_section_name): Add hsa section name.
18419 * lto-streamer.h (lto_section_type): Add hsa section.
18420 * timevar.def (TV_IPA_HSA): New.
18421 * hsa-brig-format.h: New file.
18422 * hsa-brig.c: New file.
18423 * hsa-dump.c: Likewise.
18424 * hsa-gen.c: Likewise.
18427 * toplev.c (compile_file): Call hsa_output_brig.
18428 * hsa-regalloc.c: New file.
18430 2016-01-18 Jeff Law <law@redhat.com>
18432 PR tree-optimization/69320
18433 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
18434 ranged object, do nothing if the RHS constant is not [0..1].
18435 (optimize_stmt): Comparing a boolean ranged object against a
18436 constant outside [0..1] results in a compile-time constant.
18438 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
18441 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
18443 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18444 (Option Summary): Update to reflect new section and moved options.
18445 (C++ Dialect Options): Move -fstats to new section.
18446 (Debugging Options): Move all dump, statistics, and other GCC
18447 developer options to new section. Rewrite section introduction
18448 and re-order remaining options to put the more basic ones first.
18449 (Optimization Options): Move -fira-verbose and -flto-report* to
18451 (Developer Options): New section incorporating moved options.
18452 * doc/cppopts.texi (-dM): Update cross-reference.
18454 2016-01-18 Richard Henderson <rth@redhat.com>
18457 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
18458 operands to pseudo only if CSE is expected. Split long immediate
18459 operands only after reload, and for the stack pointer.
18460 (*add<GPI>3_pluslong): Remove.
18461 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
18462 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
18463 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
18464 (*add<GPI>3 peepholes): New.
18465 (*add<GPI>3 splitters): New.
18466 * config/aarch64/constraints.md (Upl): New.
18467 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
18469 2016-01-18 Richard Biener <rguenther@suse.de>
18471 PR tree-optimization/69297
18472 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
18474 (vect_bb_vectorization_profitable_p): Clear visited flag again.
18476 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18478 PR middle-end/68542
18479 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
18480 of mixind vector and scalar types.
18481 (fold_relational_const): Add handling of vector
18482 comparison with boolean result.
18483 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
18484 comparison of vector operands with boolean result for EQ/NE only.
18485 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
18486 (verify_gimple_cond): Likewise.
18487 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
18490 2016-01-18 Joseph Myers <joseph@codesourcery.com>
18492 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
18495 2016-01-18 Richard Biener <rguenther@suse.de>
18497 PR middle-end/69308
18498 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
18500 2016-01-18 Tom de Vries <tom@codesourcery.com>
18502 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
18504 2016-01-18 Tom de Vries <tom@codesourcery.com>
18506 * omp-low.c (set_oacc_fn_attrib): Make extern.
18507 * omp-low.h (set_oacc_fn_attrib): Declare.
18508 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
18509 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
18510 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
18511 Add and handle function parameter oacc_kernels_p.
18512 (find_reduc_addr, get_omp_data_i_param): New function.
18513 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
18514 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
18515 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
18516 Calculate dominance info. Skip loops that are not in a kernels region
18517 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
18518 (pass_parallelize_loops::execute): Call parallelize_loops with
18519 oacc_kernels_p argument.
18520 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
18521 New member function.
18522 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
18523 * passes.def: Add argument to pass_parallelize_loops instantation.
18525 2016-01-18 Tom de Vries <tom@codesourcery.com>
18527 * tree-parloops.c (pass_parallelize_loops::execute): Allow
18528 pass_parallelize_loops to be run outside the loop pipeline.
18530 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18532 * tree-scalar-evolution.c (follow_copies_to_constant): New.
18533 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
18535 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18538 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
18539 using get_ref_base_and_extent.
18540 (equal_mem_array_ref_p): New.
18541 (hashable_expr_equal_p): Add call to previous.
18543 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
18546 * tree-sra.c (disqualified_constants, constant_decl_p): New.
18547 (sra_initialize): Allocate disqualified_constants.
18548 (sra_deinitialize): Free disqualified_constants.
18549 (disqualify_candidate): Update disqualified_constants when appropriate.
18550 (create_access): Scan for constant-pool entries as we go along.
18551 (scalarizable_type_p): Add check against type_contains_placeholder_p.
18552 (maybe_add_sra_candidate): Allow constant-pool entries.
18553 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
18554 (initialize_constant_pool_replacements): New.
18555 (sra_modify_assign): Avoid mangling assignments created by previous,
18556 and don't generate writes into constant pool.
18557 (sra_modify_function_body): Call initialize_constant_pool_replacements.
18559 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
18561 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
18562 andnot instruction.
18563 (scalar_chain::convert_op): Likewise.
18564 * config/i386/i386.md (*andndi3_doubleword): New.
18566 2016-01-18 Richard Biener <rguenther@suse.de>
18568 PR tree-optimization/69170
18569 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
18570 building a vector from scalar results of a pattern stmt.
18572 2016-01-18 Jakub Jelinek <jakub@redhat.com>
18574 * haifa-sched.c (autopref_multipass_init): Work around
18575 -Wmaybe-uninitialized warning.
18577 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
18579 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
18580 against the constant 0.
18582 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18584 PR tree-optimization/68799
18585 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
18586 look up phi candidates in the statement-candidate map.
18587 (phi_add_costs): Likewise.
18588 (record_phi_increments): Likewise.
18589 (phi_incr_cost): Likewise.
18590 (ncd_with_phi): Likewise.
18591 (all_phi_incrs_profitable): Likewise.
18593 2016-01-17 Jakub Jelinek <jakub@redhat.com>
18595 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
18596 -Wmaybe-uninitialized warning.
18598 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
18600 * doc/invoke.texi (Invoking GCC): Add new section to menu.
18601 (Option Summary): Update to reflect new section and moved options.
18602 (C++ Dialect Options): Move -fvtable-verify and related options.
18603 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
18604 and profiling-related options.
18605 (Optimization Options): Move profile generation options and
18606 -fstack-protector and related options.
18607 (Instrumentation Options): New section incorporating moved options.
18608 (Code Generation Options): Move -finstrument-functions and
18609 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
18611 2016-01-16 Tom de Vries <tom@codesourcery.com>
18613 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
18615 2016-01-16 Tom de Vries <tom@codesourcery.com>
18617 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
18619 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
18621 * hash-table.h (hash_table::empty): Turn into an inline wrapper
18622 that checks whether the table is already empty. Rename the
18623 original implementation to...
18624 (hash_table::empty_slot): ...this new private function.
18626 2016-01-15 David Malcolm <dmalcolm@redhat.com>
18628 PR diagnostic/68899
18629 * diagnostic-show-locus.c (layout::print_source_line): Move x
18630 offset of line until after call to
18631 get_line_width_without_trailing_whitespace.
18633 2016-01-15 Jeff Law <law@redhat.com>
18635 PR tree-optimization/69270
18636 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
18637 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
18638 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
18639 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
18640 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
18641 ssa_name_has_boolean_range and constant_boolean_node.
18643 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
18645 PR rtl-optimization/69030
18646 * lra-spills.c (remove_pseudos): Check nrefs and make the function
18648 (spill_pseudos): Delete debug insn for dead pseudo.
18649 (lra_spill): Initiate spill_hard_reg and slots memory separately.
18651 2016-01-15 Jiong Wang <jiong.wang@arm.com>
18653 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
18655 (TYPES_UNOPUS): Likewise.
18656 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
18657 builtin type, from UNOP to UNOPUS.
18658 (lbtruncuv4sf): Likewise.
18659 (lbtruncuv2df): Likewise.
18660 (lrounduv2sf): Likewise.
18661 (lrounduv4sf): Likewise.
18662 (lrounduv2df): Likewise.
18663 (lroundusf): Likewise.
18664 (lroundusf): Likewise.
18665 (lceiluv2sf): Likewise.
18666 (lceiluv4sf): Likewise.
18667 (lceiluv2df): Likewise.
18668 (lceilusf): Likewise.
18669 (lceiludf): Likewise.
18670 (lflooruv2sf): Likewise.
18671 (lflooruv4sf): Likewise.
18672 (lflooruv2df): Likewise.
18673 (lfloorusf): Likewise.
18674 (lfloorudf): Likewise.
18675 (lfrintnuv2sf): Likewise.
18676 (lfrintnuv4sf): Likewise.
18677 (lfrintnuv2df): Likewise.
18678 (lfrintnusf): Likewise.
18679 (lfrintnudf): Likewise.
18680 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
18682 (vcvtq_u32_f32): Likewise.
18683 (vcvtq_u64_f64): Likewise.
18684 (vcvta_u32_f32): Likewise.
18685 (vcvtaq_u32_f32): Likewise.
18686 (vcvtaq_u64_f64): Likewise.
18687 (vcvtm_u32_f32): Likewise.
18688 (vcvtmq_u32_f32): Likewise.
18689 (vcvtmq_u64_f64): Likewise.
18690 (vcvtn_u32_f32): Likwise.
18691 (vcvtnq_u32_f32): Likewise.
18692 (vcvtnq_u64_f64): Likewise.
18693 (vcvtp_u32_f32): Likewise.
18694 (vcvtpq_u32_f32): Likewise.
18695 (vcvtpq_u64_f64): Likewise.
18696 (vcvtmd_u64_f64): Likewise.
18697 (vcvtms_u32_f32): Likewise.
18698 (vcvtad_u64_f64): Likewise.
18699 (vcvtas_u32_f32): Likewise.
18700 (vcvtnd_u64_f64): Likewise.
18701 (vcvtns_u32_f32): Likewise.
18702 (vcvtpd_u64_f64): Likewise.
18703 (vcvtps_u32_f32): Likewise.
18705 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18707 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
18708 CSEL of zero_extended registers.
18710 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18712 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
18713 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
18715 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18717 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
18718 false when argument string is not found in the attributes table
18721 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
18724 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
18725 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
18726 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
18727 precision estimate.
18729 2016-01-15 Richard Biener <rguenther@suse.de>
18731 PR tree-optimization/66856
18732 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
18733 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
18734 (vect_create_new_slp_node): Increment stmt reference count.
18735 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
18736 an SLP tree before swapping operands.
18737 (vect_build_slp_tree): Likewise.
18738 (destroy_bb_vec_info): Free stmt info after SLP instances.
18739 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
18740 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
18741 (STMT_VINFO_NUM_SLP_USES): New macro.
18743 2016-01-15 Richard Biener <rguenther@suse.de>
18746 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
18747 (add_linkage_name): ... here.
18748 (gen_typedef_die): Use add_linkage_name_raw instead of
18749 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
18752 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
18754 * gimplify.c (oacc_default_clause): Decode reference and pointer
18755 types for both kernels and parallel regions.
18757 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
18759 PR middle-end/69246
18760 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
18762 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18764 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
18765 (convert_scalars_to_vector): Likewise.
18767 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
18769 * doc/extend.texi (Type Traits): Fix grammar.
18771 2016-01-15 Martin Jambor <mjambor@suse.cz>
18773 * tree-inline.c (remap_decl): Use existing dclarations if
18774 remapping a type and prevent_decl_creation_for_types.
18775 (replace_locals_stmt): Do an initial remapping of non-VLA typed
18776 decls first. Do real remapping with
18777 prevent_decl_creation_for_types set.
18778 * tree-inline.h (copy_body_data): New field
18779 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
18782 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18784 * config/s390/s390.opt (mmvcle): More verbose help text.
18786 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18788 * config/s390/s390.opt: Add period to -mzvector option text.
18790 2016-01-15 Richard Biener <rguenther@suse.de>
18792 PR tree-optimization/68961
18793 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
18794 of invariants in stores again.
18796 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
18798 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
18800 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18802 * config/i386/i386.c (ix86_expand_branch): Don't split
18803 DI mode xor instruction to SI mode.
18805 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18808 * ipa-icf.c (sem_function::merge): Virtual functions may become
18809 reachable even if they address is not taken and there are no
18812 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18814 * lto-streamer-out.c (subtract_estimated_size): New function.
18815 (get_symbol_initial_value): Use it.
18817 2016-01-15 Christian Bruel <christian.bruel@st.com>
18820 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
18821 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18822 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18823 use add_builtin_function_ext_scope instead of add_builtin_function.
18824 (neon_set_p, neon_crypto_set_p): Remove.
18825 (arm_init_builtins): Always call arm_init_neon_builtins and
18826 arm_init_crypto_builtins.
18827 (arm_expand_builtin): Check that builtins are allowed for the arch.
18828 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18829 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18830 arm_init_neon_builtins call.
18832 2016-01-15 Richard Biener <rguenther@suse.de>
18834 PR tree-optimization/69117
18835 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18836 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18837 of the leader conservatively.
18838 (free_scc_vn): Restore original SSA name infos.
18840 2016-01-14 Jeff Law <law@redhat.com>
18842 PR tree-optimization/69270
18843 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18844 single bit of precision, verify it's also unsigned.
18845 (record_edge_info): Use constant_boolean_node rather than fold_convert
18846 to convert boolean_true/boolean_false to the right type.
18848 2016-01-14 Richard Henderson <rth@redhat.com>
18851 * loop-doloop.c (record_reg_sets): New.
18852 (doloop_optimize): Reject the transform if the sequence
18853 clobbers registers live at the end of the loop block.
18854 (doloop_optimize_loops): Enable df_live if needed.
18856 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18858 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18859 * config/rs6000/rs6000.c: Likewise.
18860 * config/rs6000/rs6000.h: Likewise.
18861 * config/rs6000/rs6000.md: Likewise.
18862 * doc/extend.texi: Likewsie.
18864 2016-01-14 Jeff Law <law@redhat.com>
18866 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18869 2016-01-14 Richard Henderson <rth@redhat.com>
18873 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18874 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18875 instead of builtin_decl_declared_p to test for declaration.
18877 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18879 * doc/loop.texi (Loop Analysis and Representation): Document
18880 loop_depth function.
18882 2016-01-14 Tom de Vries <tom@codesourcery.com>
18884 PR tree-optimization/68773
18885 * omp-low.c (expand_omp_target): Don't set force_output.
18886 * varpool.c (varpool_node::get_create): Same.
18887 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18888 offload_funcs with force_output.
18890 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18893 * lra-eliminations.c (move_plus_up): Don't change anything if either
18894 the outer or inner subreg mode is not MODE_INT.
18895 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18896 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18898 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18900 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18901 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18902 reduc_uplus_@var{m}): Remove.
18903 * expr.c (expand_expr_real_2): Remove expansion path for
18904 reduc_[us](min|max|plus) optabs.
18905 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18906 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18907 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18908 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18909 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18910 reduc_[us](min|max|plus) optabs.
18912 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18914 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18915 (reduc_plus_scal_v2sf): New.
18916 (reduc_smax_v2sf): Rename to...
18917 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18918 (reduc_smin_v2sf): Rename to...
18919 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
18921 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
18923 * alias.c (compare_base_symbol_refs): New function.
18924 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
18927 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18929 PR middle-end/68146
18930 PR tree-optimization/69155
18931 * tree-complex.c: Include cfganal.h.
18932 (phis_to_revisit): New variable.
18933 (extract_component): Add phiarg_p argument. Assert that returned
18934 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
18935 (update_phi_components): Partly rewrite to use loop over real/imag
18936 components instead of code duplication. If extract_component returns
18937 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
18938 create_tmp_reg into the PHI node instead, and mention the phi triplet
18939 in phis_to_revisit.
18940 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
18941 in phis_to_revisit at the end.
18943 2016-01-14 Richard Biener <rguenther@suse.de>
18945 PR tree-optimization/68060
18946 * tree-vect-loop.c (vect_is_simple_reduction): Check the
18947 outer loop reduction is only used in the inner loop before
18948 detecting a double reduction.
18950 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18953 * combine.c (expand_field_assignment): Punt if compute_mode is
18954 unsupported scalar mode.
18956 2016-01-14 Richard Biener <rguenther@suse.de>
18958 PR tree-optimization/66856
18959 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
18960 SLP node only if it built successfully.
18961 (vect_analyze_slp_instance): Adjust.
18963 2016-01-14 Jeff Law <law@redhat.com>
18965 PR tree-optimization/69270
18966 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
18967 (record_edge_info): Use it. Convert boolean_{true,false}_node
18968 to the type of op0.
18970 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
18973 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
18974 use block_ultimate_origin
18975 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
18977 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18979 * doc/invoke.texi (Submodel Options): Rename section to
18980 "Machine-Dependent Options" to better reflect its content.
18981 Rewrite introductory text to remove archaic CPU names.
18984 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18986 * doc/invoke.texi (Code Gen Options): Move section up in file,
18987 before target-specific options. Update menu and option summary
18988 to reflect the new section ordering.
18990 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18992 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
18993 (C++ Dialect Options): Add cross-reference to -std option.
18994 * doc/standards.texi (C++ Language): Document C++14 support.
18996 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18998 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
18999 for pack/unpack functions for __ibm128.
19000 (PACK_IF): Likewise.
19001 (UNPACK_IF): Likewise.
19003 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
19004 support for __ibm128 pack/unpack functions.
19005 (rs6000_invalid_builtin): Likewise.
19006 (rs6000_init_builtins): Likewise.
19007 (rs6000_opt_masks): Likewise.
19009 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
19010 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
19012 (RS6000_BTM_COMMON): Likewise.
19014 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
19015 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
19016 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
19017 128-bit floating point. Add support for the double values to be
19018 in Altivec registers for TF/IF packing and unpacking, but restrict
19019 TD packing sub-fields to be FPR registers. Don't allow overlapped
19020 register support for packing. Allow pack inputs to be memory
19021 locations. Don't build generator functions for unpack<mode>_dm
19022 and unpack<mode>_nodm.
19023 (unpack<mode>_dm): Likewise.
19024 (unpack<mode>_nodm): Likewise.
19025 (pack<mode>): Likewise.
19027 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
19028 built-in functions to pack/unpack explicit __ibm128 values.
19029 (__builtin_unpack_ibm128): Likewise.
19031 * doc/extend.texi (PowerPC Built-in Functions): Document
19032 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
19034 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
19037 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
19038 Add new arg loc and pass it down as context.
19039 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
19040 to the location to use for the warning.
19041 (check_function_arguments): New arg loc. All callers changed. Pass
19042 it to check_function_nonnull.
19043 * c-common.h (check_function_arguments): Adjust declaration.
19045 2016-01-13 Jakub Jelinek <jakub@redhat.com>
19047 PR tree-optimization/69156
19048 * gimple.c (validate_type): Removed.
19049 (gimple_builtin_call_types_compatible_p): Use
19050 useless_type_conversion_p instead of validate_type.
19051 * value-prof.c (gimple_stringop_fixed_value): Fold
19052 icall_size to correct type.
19054 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
19056 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
19059 2016-01-13 Richard Henderson <rth@redhat.com>
19062 * target.def (builtin_tm_load, builtin_tm_store): Remove.
19063 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
19064 (ix86_builtin_tm_store): Remove.
19065 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19066 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19067 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
19068 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
19069 * doc/tm.texi: Rebuild.
19071 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
19072 (BUILT_IN_TM_MEMCPY_RTWN): New.
19073 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
19074 fallback from vector to integer helpers.
19075 (build_tm_load): Handle vector types directly, instead of
19077 (build_tm_store): Likewise.
19078 (expand_assign_tm): Prepare for register types not handled by
19079 the above. Copy them to memory and use memcpy.
19080 * tree.c (tm_define_builtin): New.
19081 (find_tm_vector_type): New.
19082 (build_tm_vector_builtins): New.
19083 (build_common_builtin_nodes): Call it.
19085 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
19087 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
19088 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
19090 2016-01-13 Tom de Vries <tom@codesourcery.com>
19092 PR tree-optimization/69169
19093 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
19094 handled_struct_type param.
19095 (create_variable_info_for, intra_create_variable_infos): Call
19096 create_variable_info_for_1 with extra arg.
19098 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
19100 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
19101 and "armv8.1-a+crc" entries.
19103 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
19106 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
19107 Change first operand predicate from register_or_constm1_operand
19108 to register_operand.
19109 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
19110 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
19111 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
19112 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
19113 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
19114 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
19115 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
19116 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
19117 comparison with constm1_rtx from vec_prefetch_gen part.
19119 2016-01-13 Richard Biener <rguenther@suse.de>
19121 PR tree-optimization/69013
19122 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
19123 Exchange assert for a test.
19125 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19128 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
19130 2016-01-13 Richard Biener <rguenther@suse.de>
19132 PR tree-optimization/69242
19133 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
19134 assert with a check.
19136 2016-01-13 Richard Biener <rguenther@suse.de>
19138 PR tree-optimization/69186
19139 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19140 Properly guard vect_update_misalignment_for_peel call.
19142 2016-01-12 Jeff Law <law@redhat.com>
19144 PR tree-optimization/pr67755
19145 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
19146 "need_profile_correction".
19147 (thread_block_1): Initialize new field to false by default. If we
19148 have multiple thread paths through a common joiner to different
19149 final targets, then set new field to true.
19150 (compute_path_counts): Only do count adjustment when it's really
19153 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19155 * doc/invoke.texi (Spec Files): Move section down in file, past
19156 all command-line option descriptions.
19158 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19160 PR middle-end/54809
19161 * doc/gty.texi: Remove documentation of mark_hook.
19162 * gengtype.c (struct write_types_data): Remove code to support
19163 mark_hook attribute.
19164 (walk_type): Likewise.
19165 (write_func_for_structure): Likewise.
19167 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19169 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
19170 Directory Options, and -specs= to Overall Options.
19171 (Overall Options): Adjust similarly. Reorder to group related
19172 options together. Make -specs= cross-reference the spec file details.
19173 (Directory Options): Adjust similarly.
19175 2016-01-12 Jeff Law <law@redhat.com>
19177 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
19179 2016-01-12 Olivier Hainque <hainque@adacore.com>
19181 * gcc.c (spec_undefvar_allowed): New global.
19182 (process_command): Set to true when running for --version or --help,
19184 (getenv_spec_function): When the variable is not defined, use the
19185 variable name as the variable value if we're allowed not to issue
19188 2016-01-12 Bin Cheng <bin.cheng@arm.com>
19190 PR tree-optimization/68911
19191 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
19192 information computed for expression "init + nit * step".
19194 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
19196 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
19197 about name of GCC executable. Remove deleted node from menu.
19198 (Directory Options) <-B>: Remove cross-reference to deleted node.
19199 (Target Options): Delete section.
19201 2016-01-12 Christian Bruel <christian.bruel@st.com>
19204 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
19205 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
19207 2016-01-12 Jakub Jelinek <jakub@redhat.com>
19210 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
19211 aligned_mem is properly set for AVX512-VL floating point masked
19215 * ifcvt.c (cond_exec_process_if_block): When removing the last
19216 insn from then_bb, remove also any possible barriers that follow it.
19218 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
19222 * config/i386/iamcu.h (SIZE_TYPE): New macro.
19223 (PTRDIFF_TYPE): Likewise.
19224 (WCHAR_TYPE): Likewise.
19225 (WCHAR_TYPE_SIZE): Likewise.
19226 (STDINT_LONG32): Likewise.
19228 2016-01-12 Richard Biener <rguenther@suse.de>
19230 PR tree-optimization/69053
19231 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
19232 convert initial value for cond reductions.
19234 2016-01-12 Richard Biener <rguenther@suse.de>
19236 PR tree-optimization/69007
19237 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
19238 widen_sum after dot_prod and sad.
19240 2016-01-12 Richard Biener <rguenther@suse.de>
19242 PR tree-optimization/69168
19243 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
19244 pattern stmt SLP type.
19245 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
19246 end up unused so cope with that case.
19248 2016-01-12 Richard Biener <rguenther@suse.de>
19250 PR tree-optimization/69157
19251 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
19252 stmts def type only during analyze phase.
19253 (vectorizable_call): Likewise.
19254 (vectorizable_simd_clone_call): Likewise.
19255 (vectorizable_conversion): Likewise.
19256 (vectorizable_assignment): Likewise.
19257 (vectorizable_shift): Likewise.
19258 (vectorizable_operation): Likewise.
19259 (vectorizable_store): Likewise.
19260 (vectorizable_load): Likewise.
19262 2016-01-12 Richard Biener <rguenther@suse.de>
19264 PR tree-optimization/69174
19265 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
19267 (vectorizable_load): Properly compute the number of loads needed
19268 for permuted strided SLP loads and do not spuriously assign
19269 to SLP_TREE_VEC_STMTS.
19271 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
19273 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
19274 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
19275 (MD_EXEC_PREFIX): Remove.
19276 (MD_STARTFILE_PREFIX) Removee.
19277 (FILE_NAME_ABSOLUTE_P): Remove.
19278 (CPP_SPEC): Do not read macros from sys/version.h.
19279 (LINK_COMMAND_SPEC): Remove.
19280 (LOCAL_INCLUDE_DIR): Remove.
19281 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
19282 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
19283 (POST_LINK_SPEC): Define to invoke stubify after linker
19284 (LIBSTDCXX): Remove define
19285 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
19286 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
19287 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
19288 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
19289 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
19290 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
19291 (i386_djgpp_asm_named_section): Add propotype of new procedure
19293 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
19294 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
19295 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
19296 in config/i386/djgpp.h).
19297 (STANDARD_STARTFILE_PREFIX_2): Define identical to
19298 STANDARD_STARTFILE_PREFIX_1.
19299 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
19300 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
19301 installation errors.
19302 (MAX_OFILE_ALIGNMENT): Define to 128.
19303 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
19305 * config/i386/djgpp.c: New file. Add implementation of
19306 i386_djgpp_asm_named_section.
19308 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
19310 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
19311 Add rule for building djgpp.o.
19313 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19315 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
19316 (rtx_is_swappable_p): Reductions are swappable.
19317 (insn_is_swappable_p): V2DF reductions are swappable.
19319 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
19321 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
19322 reloads for other unsupported memory operands.
19324 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19325 Jim Wilson <jim.wilson@linaro.org>
19328 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
19329 copy_to_mode_reg instead of force_reg.
19331 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19334 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
19335 TARGET_80387 is true.
19337 2016-01-11 Jakub Jelinek <jakub@redhat.com>
19340 * lra-eliminations.c (move_plus_up): Only move plus up
19341 if subreg of the constant can be simplified into constant
19342 and use the simplified subreg of the constant instead of
19343 the original constant.
19345 * fold-const.c (fold_convertible_p): Don't return true
19346 for conversion of VECTOR_TYPE to same sized integral type.
19347 (fold_convert_loc): Fix up formatting. Fold conversion of
19348 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
19349 instead of NOP_EXPR.
19351 PR tree-optimization/69214
19352 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
19353 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
19356 PR tree-optimization/69207
19357 * tree-vect-slp.c (vect_get_constant_vectors): For
19358 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
19359 fold_convertible_p to vector_type's element type, and always
19360 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
19362 2016-01-11 Richard Biener <rguenther@suse.de>
19364 PR tree-optimization/69173
19365 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
19366 fixup the cycle if all stmts are in a pattern.
19368 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
19370 PR middle-end/68999
19371 * alias.c (base_alias_check): Move check for addresses with
19372 alignment ANDs before the call for compare_base_decls.
19373 (memrefs_conflict_p): Return -1 for different decls
19374 that went through alignment adjustments.
19376 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19378 PR rtl-optimization/68796
19379 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
19380 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
19381 and QImode comparisons against zero with CC_NZmode.
19382 * config/aarch64/iterators.md (short_mask): New mode_attr.
19384 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
19386 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
19387 (<avx512>_store<mode>_mask): Likewise.
19389 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
19390 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19392 PR rtl-optimization/68841
19393 * ifcvt.c (struct noce_if_info): Add orig_x field.
19394 (bbs_ok_for_cmove_arith): Add to_rename parameter.
19395 Don't record conflicts on to_rename if it's present.
19396 Allow memory destinations in sets.
19397 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
19398 blocks, passing orig_x to the checks.
19399 (noce_process_if_block): Set if_info->orig_x appropriately.
19401 2016-01-11 Tom de Vries <tom@codesourcery.com>
19403 PR tree-optimization/69069
19404 * tree-parloops.c (create_parallel_loop): Add missing phi args.
19406 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
19408 PR rtl-optimization/68920
19409 * config/i386/i386.c (ix86_option_override_internal): Restrict number
19410 of conditional moves for RTL if-conversion to 1 for
19411 TARGET_ONE_IF_CONV_INSN.
19412 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
19413 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
19414 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
19415 parameter to restirct number of conditional moves for
19417 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
19418 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
19421 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
19424 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
19425 onepart vars. Fix typo in comment. Fix reversed condition in
19427 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
19430 * var-tracking.c (dump_onepart_variable_differences): New.
19431 (dataflow_set_different): If a detailed dump is requested,
19432 delay early returns and dump differences between onepart
19433 variables present before and after, and added variables.
19435 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19438 * expr.c (expand_expr_real_1): For boolean vector constants
19439 with a scalar mode use const_scalar_mask_from_tree.
19440 (const_scalar_mask_from_tree): New.
19441 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
19442 assigned to a mask type to handle constants.
19444 2016-01-11 Martin Jambor <mjambor@suse.cz>
19447 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
19448 useless parameters if we cannot change function signature.
19450 2016-01-11 Martin Jambor <mjambor@suse.cz>
19453 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
19456 2016-01-11 Tom de Vries <tom@codesourcery.com>
19458 PR tree-optimization/69109
19459 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
19462 2016-01-11 Tom de Vries <tom@codesourcery.com>
19464 PR tree-optimization/69108
19465 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
19466 res is not used in a phi.
19468 2016-01-11 Yury Gribov <y.gribov@samsung.com>
19471 * common.opt (frandom-seed): Fix parameter name.
19472 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
19474 2016-01-11 Tom de Vries <tom@codesourcery.com>
19476 PR tree-optimization/69058
19477 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
19480 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
19482 * config/arc/arc.opt (mdiv-rem): Add period to the end.
19483 (mcode-density): Likewise.
19485 2016-01-10 Tom de Vries <tom@codesourcery.com>
19487 PR tree-optimization/69062
19488 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
19489 (parallelize_loops): Don't paralelize loop that has phi with address
19492 2016-01-10 Tom de Vries <tom@codesourcery.com>
19494 PR tree-optimization/69039
19495 * tree-parloops.c (try_create_reduction_list): Only allow single exit
19498 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
19500 PR middle-end/68743
19501 * match.pd: Require target has function_c99_misc before doing
19502 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
19504 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
19506 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
19508 * configure: Regenerate.
19510 2016-01-09 Jakub Jelinek <jakub@redhat.com>
19512 PR middle-end/50865
19513 PR tree-optimization/69097
19514 * fold-const.h (expr_not_equal_to): New prototype.
19515 * fold-const.c: Include stringpool.h and tree-ssanames.h.
19516 (expr_not_equal_to): New function.
19517 * match.pd (X % -Y is the same as X % Y): Don't optimize
19518 unless X is known not to be equal to minimum or Y is known
19519 not to be equal to -1.
19520 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
19521 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
19522 (simplify_stmt_using_ranges): Adjust caller.
19523 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
19524 substitute_and_fold.
19526 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
19528 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
19531 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19533 PR tree-optimization/69167
19534 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
19535 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
19537 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
19539 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19540 Richard Biener <rguenther@suse.de>
19542 PR tree-optimization/68707
19543 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
19544 instances that can be handled via vect_load_lanes.
19546 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
19548 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
19549 if we can't determine address equivalence.
19550 * alias.c (compare_base_decl): Update for changed return value of
19551 symtab_node::equal_address_to.
19553 2016-01-08 Jason Merrill <jason@redhat.com>
19557 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
19558 * expr.c (store_field): Not here.
19559 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
19560 call with TREE_ADDRESSABLE type.
19561 * tree-cfg.c (verify_gimple_call): Adjust.
19563 2016-01-08 Olivier Hainque <hainque@adacore.com>
19565 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
19568 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
19570 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
19571 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
19572 (reduc_smin_v2sf): Rename to...
19573 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
19574 (reduc_splus_v2sf): Rename to...
19575 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
19577 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19579 PR tree-optimization/69162
19580 * gimplify.c (gimplify_va_arg_expr): Encode original type of
19581 valist argument in another argument.
19582 (gimplify_modify_expr): Adjust for the above change. Cleanup.
19583 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
19584 to determine the va_list type, build a MEM_REF instead of
19585 build_fold_indirect_ref.
19587 PR tree-optimization/69172
19588 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
19591 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
19593 PR tree-optimization/67781
19594 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
19595 and cmpnop in two steps: first the ones not accessed in original
19596 gimple expression in a endian independent way and then the ones not
19597 accessed in the final result in an endian-specific way.
19599 2016-01-08 Jakub Jelinek <jakub@redhat.com>
19601 PR tree-optimization/69083
19602 * tree-vect-slp.c (vect_get_constant_vectors): For
19603 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
19604 element type. If op is fold_convertible_p to vector_type's element
19605 type, use NOP_EXPR instead of VCE.
19607 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
19609 PR rtl-optimization/67778
19610 PR rtl-optimization/68634
19611 PR rtl-optimization/68909
19612 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
19613 block from the stack until done with it. Remove a superfluous
19614 bitmap set. Remove a superfluous bitmap test.
19616 2016-01-07 Martin Sebor <msebor@redhat.com>
19619 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
19620 constraint on the type of arguments.
19622 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
19624 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
19625 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
19626 unaligned_access on the gcc_options set.
19627 * config/arm/arm.c (arm_option_override_internal): Use
19628 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
19630 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19633 * config/i386/i386.c (ix86_frame_pointer_required): Enable
19634 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
19636 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
19639 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19642 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19643 depending on frame_pointer_needed before remaining integer and SSE
19644 registers are saved.
19646 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
19649 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
19651 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
19654 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
19655 Use the "xBm" constraint.
19656 (float<sseintvecmodelower><mode>2<mask_name><round_name):
19658 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
19659 (sse_cvtsi2ssq<round_name>): Likewise.
19660 (sse_cvtss2si<round_name>): Likewise.
19661 (sse_cvtss2siq<round_name>): Likewise.
19662 (sse2_cvtsi2sdq<round_name>): Likewise.
19663 (sse2_cvtsd2si<round_name>): Likewise.
19664 (sse2_cvtsd2siq<round_name>): Likewise.
19665 * config/i386/subst.md (round_nimm_scalar_predicate): New
19668 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
19670 PR middle-end/67639
19671 * varasm.c (make_decl_rtl): Mark invalid register vars as
19674 PR rtl-optimization/66206
19675 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
19676 All callers changed.
19678 2016-01-07 Jakub Jelinek <jakub@redhat.com>
19680 PR tree-optimization/69141
19681 * tree-ssa-pre.c: Include langhooks.h.
19682 (eliminate_dom_walker::before_dom_children): Use
19683 lang_hooks.decl_printable_name instead of
19684 cgraph_node::get ()->name ().
19686 PR middle-end/68960
19687 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
19688 it and DECL_ALIGN too.
19690 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
19692 * config/mips/mips-ftypes.def: Sort to lexicographical order.
19694 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19698 depending on frame_pointer_needed before remaining integer and SSE
19699 registers are saved.
19701 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19703 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
19704 mode iterator with VSX_M2.
19705 (*p9_vecstore_<mode>): Likewise.
19706 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
19707 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
19708 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
19709 (define_split for VSX_LE128 stores): Likewise.
19710 (define_peephole2 for TImode LE swaps): Likewise.
19711 (define_split for VSX_LE128 post-reload stores): Likewise.
19713 2016-01-06 Marek Polacek <polacek@redhat.com>
19716 * convert.c (convert_to_integer_1): Adjust call to
19717 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
19718 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
19719 EXPR instead of ARG.
19720 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
19722 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19725 * doc/extend.texi (RL78 Variable Attributes): New section.
19727 2016-01-05 Marek Polacek <polacek@redhat.com>
19730 * builtins.c (get_memmodel): Use expansion point location rather than
19731 the input location. Call warning_at rather than warning.
19732 (expand_builtin_atomic_compare_exchange): Likewise.
19733 (expand_builtin_atomic_load): Likewise.
19734 (expand_builtin_atomic_store): Likewise.
19735 (expand_builtin_atomic_clear): Likewise.
19737 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19740 * config/i386/i386.c (ix86_expand_vector_logical_operator):
19741 Replace nonimmediate_operand with vector_operand.
19742 * config/i386/predicates.md (vector_operand): New predicate.
19743 (general_vector_operand): Replace nonimmediate_operand with
19745 * config/i386/sse.md: Replace nonimmediate_operand with
19746 vector_operand and m constraint with Bm constraint on SSE
19747 patterns with 16-byte memory operand.
19748 * config/i386/subst.md (round_nimm_predicate): Replace
19749 nonimmediate_operand with vector_operand.
19750 (round_saeonly_nimm_predicate): Likewise.
19751 (round_saeonly_nimm_scalar_predicate): New.
19753 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19756 * config/i386/constraints.md (Bm): New constraint.
19757 * config/i386/predicates.md (vector_memory_operand): New
19759 * config/i386/sse.md: Replace xm with xBm in plusminus and
19760 any_logic patterns.
19762 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19765 * doc/extend.texi (V850 Function Attributes): New section.
19766 (V850 Variable Attributes): New section.
19768 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19771 * doc/extend.texi (MicroBlaze Function Attributes): Document
19772 interrupt_handler and fast_interrupt attributes.
19774 2016-01-05 Sergei Trofimovich <siarheit@google.com>
19777 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
19778 for local symbolic operands.
19779 * config/ia64/predicates.md (local_symbolic_operand64): New
19782 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19784 PR rtl-optimization/68651
19785 * combine.c (combine_simplify_rtx): Canonicalize x + x into
19788 2016-01-05 Nathan Sidwell <nathan@acm.org>
19790 * alias.c (compare_base_decls): Use symtab_node::get.
19792 2016-01-05 Nick Clifton <nickc@redhat.com>
19795 * ira-costs.c (copy_cost): Initialise the t_icode field of the
19796 secondary_reload_info structure.
19799 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
19800 decls if weak support is available.
19802 2016-01-04 Martin Sebor <msebor@redhat.com>
19804 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
19806 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19808 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19809 OPTION_MASK_P9_DFORM.
19811 * config/rs6000/constraints.md (wo constraint): New constraint for
19814 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
19816 (rs6000_init_hard_regno_mode_ok): Likewise.
19818 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
19821 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19822 expanders not to have constraints. Add support for ISA 3.0 xxperm
19823 instruction. Add support for fusing xxlor with xxperm.
19824 (altivec_vperm_<mode>_internal): Likewise.
19825 (altivec_vperm_v8hiv16qi): Likewise.
19826 (altivec_vperm_<mode>v16q): Likewise.
19827 (altivec_vperm_<mode>_uns): Likewise.
19828 (vperm_v8hiv4si): Likewise.
19829 (vperm_v16qiv8hi): Likewise.
19831 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19833 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19835 Update copyright years.
19837 * gcc.c (process_command): Update copyright notice dates.
19838 * gcov-dump.c (print_version): Ditto.
19839 * gcov.c (print_version): Ditto.
19840 * gcov-tool.c (print_version): Ditto.
19841 * gengtype.c (create_file): Ditto.
19842 * doc/cpp.texi: Bump @copying's copyright year.
19843 * doc/cppinternals.texi: Ditto.
19844 * doc/gcc.texi: Ditto.
19845 * doc/gccint.texi: Ditto.
19846 * doc/gcov.texi: Ditto.
19847 * doc/install.texi: Ditto.
19848 * doc/invoke.texi: Ditto.
19850 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19852 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19853 modes larger than TImode as TImode if NEON is not enabled.
19855 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19858 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19859 mode for %f0-%f31 only if TARGET_FPU.
19861 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19864 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19865 to compute the PACKED_P predicate.
19866 (function_arg_record_value): Minor tweaks.
19868 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19870 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19871 option for arm*-*-* targets.
19873 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19875 * doc/extend.texi (Common Function Attributes): Move docs for
19876 MSP430-specific attributes to....
19877 (MSP430 Function Attributes): ...here. Delete the redundant
19878 entries and copy-edit the remaining text.
19879 (MSP430 Variable Attributes): Use uniform format for index
19880 entries and add a cross-reference to the corresponding function
19883 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19885 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19887 (x86 Options): Likewise.
19889 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19893 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19894 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19895 to corresponding attribute.
19897 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19899 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19900 to correct alphabetization of table. Copy-edit and correct
19902 <stack_protect>: Likewise.
19903 <target_clones>: Likewise.
19905 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19906 Correct punctuation.
19907 (Code Gen Options) <-fno-plt>: Copy-edit.
19909 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19912 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19913 SI values. Explicitly convert SI to DI and vice-versa.
19915 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19917 PR tree-optimization/69070
19918 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
19919 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
19922 * ubsan.c (ubsan_instrument_float_cast): Call
19923 initialize_sanitizer_builtins.
19926 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
19928 Copyright (C) 2016 Free Software Foundation, Inc.
19930 Copying and distribution of this file, with or without modification,
19931 are permitted in any medium without royalty provided the copyright
19932 notice and this notice are preserved.