1 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
4 * gimplify.c (gimplify_init_constructor): Move emit of constructor
5 assignment to earlier in the if/else logic.
7 2016-10-28 Richard Biener <rguenther@suse.de>
11 * fold-const.c (make_bit_field_ref): Only adjust alias set
12 when the original alias set was zero.
14 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
17 (s390_adjust_loops): New function.
18 (s390_reorg): Invoke s390_adjust_loops.
19 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
20 ("osc_break"): New insn definition.
22 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
25 * config.gcc: Support alternate archXX cpu levels with
26 --with-arch= and --with-tune=.
27 * config/s390/linux.h: Translate new archXX cpu levels to the
28 original names when calling GAS.
29 * config/s390/tpf.h: Likewise.
30 * doc/invoke.texi: Document the alternate cpu level names.
32 2016-10-28 Jakub Jelinek <jakub@redhat.com>
34 PR rtl-optimization/77919
35 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
36 MEM if mode1 is not a complex mode.
38 PR rtl-optimization/78132
39 * ree.c (combine_reaching_defs): Give up if copy_needed and
40 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
42 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
44 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
46 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
48 * config/rs6000/constraints.md (wH constraint): Add new
49 constraints for allowing 32-bit integers (and eventually 8/16-bit
50 integers) into the vector registers.
51 (wI constraint): Likewise.
52 (wJ constraint): Likewise.
53 (wK constraint): Likewise.
54 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
55 -mvsx-small-integer as a default option for ISA 2.07
57 (POWERPC_MASKS): Likewise.
58 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
59 switch to turn off small integer support in vector registers.
60 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
61 test for -mupper-regs-di, since it is already done with the
62 reg_add[mode].scalar_in_vsx_p. Add support for the switch
64 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
66 (rs6000_setup_reg_addr_masks): Likewise.
67 (rs6000_init_hard_regno_mode_ok): Likewise.
68 (rs6000_option_override_internal): Add consistency checks for
70 (rs6000_secondary_reload_simple_move): SImode is a simple move if
72 (rs6000_secondary_reload): Use std::swap.
73 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
74 VSX_REGS for small integers in vector registers, since there is no
75 D-FORM address mode for such types.
76 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
77 (rs6000_opt_masks): Add -mvsx-small-integer.
78 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
80 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
81 extracts can be done on ISA 2.07.
82 (vsx_extract_<mode>): Add support for small integers in vsx
84 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
85 longer support V4SImode in this pattern.
86 (vsx_extract_si): New insn to support extraction of SImode in ISA
87 2.07 using either xxextractuw or vspltw.
88 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
89 longer support V4SImode in this pattern.
90 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
91 wJ, and wK constraints.
92 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
93 storing SDmode with VSX instructions.
94 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
95 GPR load and before the FPR and VSX loads. Remove ??, ! from the
96 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
97 small integers in vector registers.
98 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
99 load and before the FPR and VSX loads. Remove ??, ! from the
100 constraints. Add VEXTSW2D support for small integers in vector
102 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
103 integers in vector registers.
104 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
105 move instead of using an UNSPEC.
106 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
107 integers in vector registers.
108 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
109 move instead of using an UNSPEC.
110 (movsi_internal1): Add support for -mvsx-small-integer. Align
111 columns so that it is more readable.
112 (SImode splitter for ISA 3.0 constants): Add splitter for
113 -128..127 constants that can easily be constructed on ISA 3.0.
114 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
117 2016-10-27 Jakub Jelinek <jakub@redhat.com>
120 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
123 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
125 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
126 PIC_OFFSET_TABLE_REGNUM twice.
128 2016-10-27 Bin Cheng <bin.cheng@arm.com>
130 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
131 support for constant operand for OP.
133 2016-10-27 Jakub Jelinek <jakub@redhat.com>
135 * dwarf2out.c (gen_member_die): Only reparent_child instead of
136 splice_child_die if child doesn't have DW_AT_specification attribute.
138 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
140 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
141 (TARGET_HAVE_LDREXBH): Likewise.
142 (TARGET_HAVE_LDACQ): Likewise.
144 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
146 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
147 logic to to decide whether to copy over old value to register for new
149 * config/arm/sync.md: Add comments explaning why mode and code
150 attribute are not defined in iterators.md
151 (thumb1_atomic_op_str): New code attribute.
152 (thumb1_atomic_newop_str): Likewise.
153 (thumb1_atomic_fetch_op_str): Likewise.
154 (thumb1_atomic_fetch_newop_str): Likewise.
155 (thumb1_atomic_fetch_oldop_str): Likewise.
156 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
157 mirror the more restrictive constraints of the Thumb-1 insns after
158 split compared to Thumb-2 counterpart insns.
159 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
160 in sync with non atomic version.
161 (atomic_nand<mode>): Likewise.
162 (atomic_fetch_<sync_optab><mode>): Likewise.
163 (atomic_fetch_nand<mode>): Likewise.
164 (atomic_<sync_optab>_fetch<mode>): Likewise.
165 (atomic_nand_fetch<mode>): Likewise.
166 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
167 in sync with atomic version.
168 (thumb1_subsi3_insn): Likewise.
169 (thumb1_andsi3_insn): Likewise.
170 (thumb1_iorsi3_insn): Likewise.
171 (thumb1_xorsi3_insn): Likewise.
173 2016-10-27 Nick Clifton <nickc@redhat.com>
175 * plugin.c (register_plugin_info): Produce an error message if the
176 plugin is not found in the hash table.
178 2016-10-27 Bin Cheng <bin.cheng@arm.com>
180 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
183 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
186 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
187 define builtin functions from the bdesc_spe_predicates or
188 bdesc_spe_evsel arrays if the builtin mask is not compatible with
189 the current compiler configuration.
190 (paired_init_builtins): Modify loop to not define define builtin
191 functions from the bdesc_paried_preds array if the builtin mask is
192 not compatible with the current compiler configuration.
193 (altivec_init_builtins): Modify loops to not define the
194 __builtin_altivec_stxvl function nor the builtin functions from
195 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
196 builtin mask is not compatible with the current compiler
199 2016-10-26 Jeff Law <law@redhat.com>
201 * config/sh/sh.c (output_branch): Add missing fallthru comments.
202 (gen_shl_and): Likewise.
203 * config/sh/sh.md (movsicc): Add missing fallthru comments.
205 * config/mips/mips.c (mips16_constant_cost): Add missing
207 (mips16_build_call_stub): Increase buffer size. Adjust
210 2016-10-26 David Malcolm <dmalcolm@redhat.com>
212 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
213 INSN_UIDs for all insns in compact mode.
214 (rtx_writer::print_rtx): Likewise.
215 * print-rtl.h (rtx_writer::flag_compact): Update comment.
216 * rtl-tests.c (selftest::test_dumping_insns): Update expected
217 output to include INSN_UID.
218 (selftest::test_uncond_jump): Likewise.
220 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
222 * haifa-sched.c (call_used_regs_num): Rename to...
223 (call_saved_regs_num): ...this.
224 (fixed_regs_num): New variable.
225 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
227 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
229 2016-10-26 David Malcolm <dmalcolm@redhat.com>
231 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
233 * print-rtl.c (outfile): Delete global.
234 (sawclose): Likewise.
236 (in_call_function_usage): Likewise.
237 (flag_compact): Likewise.
238 (flag_simple): Likewise.
239 (rtx_writer::rtx_writer): New ctor.
240 (print_rtx_operand_code_0): Convert to...
241 (rtx_writer::print_rtx_operand_code_0): ...this.
242 (print_rtx_operand_code_e): Convert to...
243 (rtx_writer::print_rtx_operand_code_e): ...this.
244 (print_rtx_operand_codes_E_and_V): Convert to...
245 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
246 (print_rtx_operand_code_i): Convert to...
247 (rtx_writer::print_rtx_operand_code_i): ...this.
248 (print_rtx_operand_code_r): Convert to...
249 (rtx_writer::print_rtx_operand_code_r): ...this.
250 (print_rtx_operand_code_u): Convert to...
251 (rtx_writer::print_rtx_operand_code_u): ...this.
252 (print_rtx_operand): Convert to...
253 (rtx_writer::print_rtx_operand): ...this.
254 (print_rtx): Convert to...
255 (rtx_writer::print_rtx): ...this.
256 (print_inline_rtx): Rewrite in terms of class rtx_writer.
257 (debug_rtx): Likewise.
258 (print_rtl): Convert to...
259 (rtx_writer::print_rtl): ...this.
260 (print_rtl): Reimplement in terms of class rtx_writer.
261 (print_rtl_single): Rewrite in terms of class rtx_writer.
262 (print_rtl_single_with_indent): Convert to..
263 (rtx_writer::print_rtl_single_with_indent): ...this.
264 (print_simple_rtl): Rewrite in terms of class rtx_writer.
265 * print-rtl.h (flag_compact): Delete decl.
266 (class rtx_writer): New class.
267 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
270 2016-10-26 Jeff Law <law@redhat.com>
272 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
275 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
276 (check_if_valid_sleep_operand): Add missing fallthru comment.
277 (arc_register_move_cost): Increase buffer size.
278 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
280 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
282 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
283 comment. Add gcc_unreachable for path that should never happen.
285 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
288 2016-10-26 Jakub Jelinek <jakub@redhat.com>
289 Martin Liska <mliska@suse.cz>
292 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
293 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
294 on outer context if any.
296 2016-10-26 Jakub Jelinek <jakub@redhat.com>
298 * gen-pass-instances.awk (adjust_linenos): INcrement pass_lines[p]
299 by increment rather than double it.
300 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
301 emit a space before args[4].
302 (END): Don't emit a space before with_arg.
304 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
306 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
307 Baseline only alternatives to (i) hold store atomic success value in a
308 return register rather than a scratch register, (ii) use a low register
309 for it and to (iii) ensure the cbranchsi insn generated by the split
310 respect the constraints of Thumb-1 cbranchsi4_insn and
312 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
313 constraints must match those in atomic_compare_and_swap.
314 (cbranchsi4_scratch): Likewise.
316 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
318 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
319 variable. Add the new parameter to the insn generator. Set that
320 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
321 return value from the negation of that parameter for Thumb-1, keeping
322 the logic unchanged otherwise except for using bdst as the destination
323 register of the compare_and_swap insn.
324 (arm_split_compare_and_swap): Add explanation about how is the value
325 returned to the function comment. Rename scratch variable to
326 neg_bval. Adapt initialization of variables holding operands to the
327 new operand numbers. Use return register to hold result of store
328 exclusive for Thumb-1, scratch register otherwise. Construct the
329 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
330 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
331 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
332 for strongly ordered compare_and_swap.
333 * config/arm/predicates.md (cc_register_operand): New predicate.
334 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
335 match_operand with the new predicate to accept either the CC flag or a
336 destination register for the boolean return value, restricting it to
337 CC flag only via constraint. Adapt operand numbers accordingly.
339 2016-10-26 Jeff Law <law@redhat.com>
341 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
343 * config/frv/frv.c (comparison_string): Do not fall through after
346 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
348 (expand_one_builtin): Add missing break.
350 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
351 (m32c_legitimate_address_p): Likewise.
353 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
355 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
357 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
360 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
363 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
365 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
367 (rl78_asm_ctor_dtor): Increase buffer size.
369 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
371 (xstormy16_asm_output_constructor): Likewise.
373 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
376 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
377 comment to silence warning.
379 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
380 (spu_legitimate_address_p): Fix logic error and add missing fallthru
383 2016-10-26 Michael Matz <matz@suse.de>
385 PR tree-optimization/78060
386 PR tree-optimization/78061
387 PR tree-optimization/78088
388 * tree-ssa-loop-split.c (easy_exit_values): New function.
389 (tree_ssa_split_loops): Use it.
390 (compute_new_first_bound): Change order of operations,
391 fix invalid use of types.
393 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
395 gen-pass-instances.awk is sensitive to the order in which
396 passes are added; passes that appear later have to be added first.
400 * config/avr/avr-passes.def: Swap order of directives for
401 gen-pass-instances.awk.
403 2016-10-25 Jeff Law <law@redhat.com>
405 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
406 (vax_notice_update_cc): Likewise.
408 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
410 * config.gcc (sparc*-*-solaris2*): Adjust.
411 (sparc64-*-linux*): Likewise.
412 * config/sparc/default-64.h: Rename to...
413 * config/sparc/default64.h: ...this.
414 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
416 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
417 * config/sparc/sparc.h: Minor tweaks.
418 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
419 TARGET_ARCH32 throughout. Minor various tweaks throughout.
421 2016-10-25 David Malcolm <dmalcolm@redhat.com>
423 * input.c (fcache::file_patch): Add comment about lifetime.
424 (selftest::cpp_reader_ptr): New class.
425 (selftest::lexer_test): Convert m_parser from cpp_reader *
426 to a cpp_reader_ptr, and move m_tempfile to after it.
427 (selftest::lexer_test::lexer_test): Update for above reordering.
428 (lexer_test::~lexer_test): Move cleanup of m_parser to
429 cpp_reader_ptr's dtor.
431 2016-10-25 David Malcolm <dmalcolm@redhat.com>
433 * toplev.c (toplev::main): Remove call to
434 location_adhoc_data_fini.
436 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
438 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
439 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
441 2016-10-25 David Malcolm <dmalcolm@redhat.com>
443 * ggc-tests.c (forcibly_ggc_collect): Rename to...
444 (selftest::forcibly_ggc_collect): ...this, and remove "static".
445 (test_basic_struct): Update for above renaming.
446 (test_length): Likewise.
447 (test_union): Likewise.
448 (test_finalization): Likewise.
449 (test_deletable_global): Likewise.
450 (test_inheritance): Likewise.
451 (test_chain_next): Likewise.
452 (test_user_struct): Likewise.
453 (test_tree_marking): Likewise.
454 * selftest-run-tests.c (selftest::run_tests): Call
455 selftest::forcibly_ggc_collect at the end of the selftests.
456 * selftest.h (selftest::forcibly_ggc_collect): New decl.
458 2016-10-25 Jakub Jelinek <jakub@redhat.com>
461 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
462 * optabs.c (expand_vec_cond_expr): For comparison codes
463 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
464 (expand_vec_cmp_expr): For comparison codes
465 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
466 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
467 Add enum tree_code argument.
468 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
470 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
471 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
473 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
474 NE_EXPR, attempt to use vcondeq_optab as fallback.
475 * tree-vect-generic.c (expand_vector_comparison,
476 expand_vector_divmod, expand_vector_condition): Adjust
477 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
478 * tree-vect-stmts.c (vectorizable_condition,
479 vectorizable_comparison): Likewise.
480 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
481 check_bool_pattern, search_type_for_mask_1): Likewise.
482 * expr.c (do_store_flag): Likewise.
483 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
484 @code{vcondeq@var{m}@var{n}}): Document.
485 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
488 2016-10-25 Jeff Law <law@redhat.com>
490 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
492 (v850_output_aligned_bss): Add missing break.
494 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
496 2016-10-25 Martin Liska <mliska@suse.cz>
499 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
500 statements as they can also contain possibly a freeing call.
502 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
503 Martin Liska <mliska@suse.cz>
506 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
507 * ipa-icf.c (sem_function::get_hash): Add target optimization
510 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
513 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
514 Remove partial overlap check for shift by 1.
515 (ashldi3_neon): Likewise.
517 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
519 * config/arm/constraints.md (Q constraint): Document its use for
521 (Pf constraint): New constraint for relaxed, consume or relaxed memory
523 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
524 alternatives to allow any register when memory model matches Pf and
525 thus lda is used, but only low registers otherwise. Use unpredicated
526 output template for Thumb-1 targets.
527 (atomic_store<mode>): Likewise for stl.
528 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
529 whose output template does not have predication.
530 (arm_load_acquire_exclusive<mode>): Likewise.
531 (arm_load_exclusivesi): Likewise.
532 (arm_load_acquire_exclusivesi): Likewise.
533 (arm_store_release_exclusive<mode>): Likewise.
534 (arm_store_exclusive<mode>): Use unpredicated output template for
537 2016-10-25 Jakub Jelinek <jakub@redhat.com>
539 * internal-fn.def (LAUNDER): New internal function.
540 * internal-fn.c (expand_LAUNDER): New function.
542 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
543 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
545 New avr target pass to work around performance loss by PR fix.
549 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
550 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
551 * config/avr/predicates.md (extend_operator): New.
552 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
553 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
554 (make_avr_pass_casesi): New prototypes.
555 * config/avr/avr.c (print-rtl.h): Include it.
556 (pass_data avr_pass_data_casesi): Data for new pass.
557 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
558 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
559 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
560 (avr_optimize_casesi): New functions.
562 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
563 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
567 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
569 2016-10-24 Jakub Jelinek <jakub@redhat.com>
571 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
572 DW_AT_rvalue_reference attributes.
574 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
576 * doc/invoke.text (Wint-in-bool-context): Update documentation.
577 * value-prof.c (stringop_block_profile): Fix a warning.
579 2016-10-24 Martin Sebor <msebor@redhat.com>
582 * builtins.c (string_length): New function.
583 (c_strlen): Use string_length. Correctly handle wide strings.
584 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
586 (target_int_max): Call target_max_value.
587 (format_result::knownrange): New data member.
588 (fmtresult::fmtresult): Define default constructor.
589 (format_integer): Use it and set format_result::knownrange.
590 Handle global constants.
591 (format_floating_max): Add third argument.
592 (format_floating): Recompute maximum value for %a for each argument.
593 (get_string_length): Use fmtresult default ctor.
594 (format_string): Set format_result::knownrange.
595 (format_directive): Check format_result::knownrange.
596 (add_bytes): Same. Correct caret placement in diagnostics.
597 (pass_sprintf_length::compute_format_length): Set
598 format_result::knownrange.
599 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
601 2016-10-24 Jakub Jelinek <jakub@redhat.com>
603 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
604 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
606 2016-10-24 Ximin Luo <infinity0@pwned.gg>
609 * dwarf2out.c (file_table_relative_p): Remove.
610 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
611 also for absolute paths.
612 * doc/tm.texi: Update.
613 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
614 * target.def (force_at_comp_dir): Remove hook.
615 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
617 2016-10-24 Richard Biener <rguenther@suse.de>
619 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
620 backedges when identifying the single predecessor to take
621 conditional info from. Use SCEV to get at ranges for loop IVs.
622 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
625 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
628 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
629 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
630 (avr_address_tiny_absdata_p): New static function.
631 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
632 it to determine validity of constant addresses.
633 (avr_attribute_table) [absdata]: New variable attribute...
634 (avr_handle_absdata_attribute): ...and handler.
635 (avr_decl_absdata_p): New static function.
636 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
637 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
638 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
640 2016-10-24 Richard Biener <rguenther@suse.de>
642 PR tree-optimization/78076
643 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
644 also on the loop tree root.
646 2016-10-24 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.c (ix86_fold_builtin): Handle
649 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
650 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
651 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
652 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
654 2016-10-24 Martin Liska <mliska@suse.cz>
657 * opts.c (finish_options): Skip conditionally.
659 2016-10-23 Martin Sebor <msebor@redhat.com>
662 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
663 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
665 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
667 * config/sparc/sparc.md (cpu_feature): Minor tweak.
669 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
670 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
671 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
672 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
673 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
674 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
676 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
678 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
679 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
681 2016-10-21 Andrew Pinski <apinski@cavium.com>
683 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
685 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
686 implementer_id to unsigned char.
687 Change part_no to unsigned int.
688 (AARCH64_BIG_LITTLE): New define.
689 (INVALID_IMP): New define.
690 (INVALID_CORE): New define.
691 (cpu_data): Change the last element's implementer_id and part_no to
693 (valid_bL_string_p): Rewrite to ..
694 (valid_bL_core_p): this for integers instead of strings.
695 (parse_field): New function.
696 (contains_string_p): Rewrite to ...
697 (contains_core_p): this for integers and only for the part_no.
698 (host_detect_local_cpu): Rewrite handling of implementation and
699 par num to be integers; simplifying the code.
701 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
703 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
704 value range for pointers in more cases.
706 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
708 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
709 Add extra argument to allow emitting the move immediate.
710 Use add/sub with positive immediate.
711 (aarch64_add_constant): Add inline function.
712 (aarch64_add_sp): Likewise.
713 (aarch64_sub_sp): Likewise.
714 (aarch64_expand_prologue): Call aarch64_sub_sp.
715 (aarch64_expand_epilogue): Call aarch64_add_sp.
716 Decide when to leave out move.
717 (aarch64_output_mi_thunk): Call aarch64_add_constant.
719 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
721 * config/aarch64/aarch64.c (aarch64_layout_frame):
722 Align FP callee-saves.
724 2016-10-21 Jakub Jelinek <jakub@redhat.com>
726 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
727 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
729 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
730 _rdseed64_step): Likewise.
731 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
734 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
736 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
737 with INTEGER_CST argument.
738 (ix86_gimple_fold_builtin): New function.
739 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
741 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
742 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
743 (ranges_table_allocated, ranges_table_in_use,
744 ranges_by_label_allocated, ranges_by_label_in_use,
745 RANGES_TABLE_INCREMENT): Removed.
746 (add_ranges_num): Use vec_safe_push into ranges_table.
747 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
748 (output_ranges): Adjust for ranges_table and ranges_by_label
749 conversion from arrays to vec.
750 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
751 conversion from arrays to vec.
752 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
753 ranges_table_in_use, ranges_by_label_allocated and
754 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
756 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
757 if needed. Re-add origin_die variable and its initialization.
759 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
760 even for -fstack-reuse=none, or for volatile vars etc.
762 2016-10-21 David Malcolm <dmalcolm@redhat.com>
764 * print-rtl-function.c (flag_compact): Move extern decl to...
765 * print-rtl.h (flag_compact): ...here.
766 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
767 (ASSERT_RTL_DUMP_EQ): New macro.
768 (selftest::test_dumping_regs): New function.
769 (selftest::test_dumping_insns): New function.
770 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
772 (selftest::rtl_tests_c_tests): Call the new test functions.
774 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
776 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
777 (outgoing_edges_match): Likewise.
778 (try_crossjump_to_edge): Likewise.
779 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
780 (rtl_tidy_fallthru_edge): Likewise.
781 * rtl.h (tablejump_p): Adjust prototype.
782 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
784 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
786 * rtl.h (label_ref_label): New function.
787 (set_label_ref_label): New function.
788 (LABEL_REF_LABEL): Delete.
789 * alias.c (rtx_equal_for_memref_p): Adjust.
790 * cfgbuild.c (make_edges): Likewise.
791 (purge_dead_tablejump_edges): Likewise.
792 * cfgexpand.c (convert_debug_memory_address): Likewise.
793 * cfgrtl.c (patch_jump_insn): Likewise.
794 * combine.c (distribute_notes): Likewise.
795 * cse.c (hash_rtx_cb): Likewise.
796 (exp_equiv_p): Likewise.
797 (fold_rtx): Likewise.
798 (check_for_label_ref): Likewise.
799 * cselib.c (rtx_equal_for_cselib_1): Likewise.
800 (cselib_hash_rtx): Likewise.
801 * emit-rtl.c (mark_label_nuses): Likewise.
802 * explow.c (convert_memory_address_addr_space_1): Likewise.
803 * final.c (output_asm_label): Likewise.
804 (output_addr_const): Likewise.
805 * gcse.c (add_label_notes): Likewise.
806 * genconfig.c (walk_insn_part): Likewise.
807 * genrecog.c (validate_pattern): Likewise.
808 * ifcvt.c (cond_exec_get_condition): Likewise.
809 (noce_emit_store_flag): Likewise.
810 (noce_get_alt_condition): Likewise.
811 (noce_get_condition): Likewise.
812 * jump.c (maybe_propagate_label_ref): Likewise.
813 (mark_jump_label_1): Likewise.
814 (redirect_exp_1): Likewise.
815 (rtx_renumbered_equal_p): Likewise.
816 * lra-constraints.c (operands_match_p): Likewise.
817 * print-rtl.c (print_value): Likewise.
818 * reload.c (find_reloads): Likewise.
819 * reload1.c (set_label_offsets): Likewise.
820 * reorg.c (get_branch_condition): Likewise.
821 * rtl-tests.c (test_uncond_jump): Likewise.
822 * rtl.c (rtx_equal_p_cb): Likewise.
823 (rtx_equal_p): Likewise.
824 * rtlanal.c (reg_mentioned_p): Likewise.
825 (rtx_referenced_p): Likewise.
826 (get_condition): Likewise.
827 * varasm.c (const_hash_1): Likewise.
828 (compare_constant): Likewise.
829 (const_rtx_hash_1): Likewise.
830 (output_constant_pool_1): Likewise.
832 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
835 * reload.c (find_valid_class_1): Allow regclass if atleast one
836 regno in regclass is ok. Compute and use rclass size based on
837 actually available regnos for mode in rclass.
839 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
841 * config/sparc/sparc-modes.def (CCV): New.
843 * config/sparc/predicates.md (v_comparison_operator): New.
844 (icc_comparison_operator): Add support for CCV/CCXV.
845 (xcc_comparison_operator): Likewise.
846 * config/sparc/sparc.c (output_cbranch): Likewise.
847 (sparc_print_operand): Likewise.
848 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
849 (uaddvdi4): New expander.
851 (uaddvdi4_sp32): New instruction.
852 (addvdi4_sp32): Likewise.
853 (uaddvsi4): New expander.
855 (cmp_ccc_plus_sltu_set): New instruction.
856 (cmp_ccv_plus): Likewise.
857 (cmp_ccxv_plus): Likewise.
858 (cmp_ccv_plus_set): Likewise.
859 (cmp_ccxv_plus_set): Likewise.
860 (cmp_ccv_plus_sltu_set): Likewise.
861 (uaddvdi4): New expander.
863 (usubdi4_sp32): New instruction.
864 (subvdi4_sp32): Likewise.
865 (usubvsi4): New expander.
867 (cmpsi_minus_sltu_set): New instruction.
868 (cmp_ccv_minus): Likewise.
869 (cmp_ccxv_minus): Likewise.
870 (cmp_ccv_minus_set): Likewise.
871 (cmp_ccxv_minus_set): Likewise.
872 (cmp_ccv_minus_sltu_set): Likewise.
873 (unegvdi3): New expander.
875 (unegdi3_sp32): New instruction.
876 (negvdi3_sp32): Likewise.
877 (unegvsi3): New expander.
879 (cmp_ccc_neg_sltu_set): New instruction.
880 (cmp_ccv_neg): Likewise.
881 (cmp_ccxv_neg): Likewise.
882 (cmp_ccv_neg_set): Likewise.
883 (cmp_ccxv_neg_set): Likewise.
884 (cmp_ccv_neg_sltu_set): Likewise.
886 * tree-ssa-loop-split.c: Remove trailing spaces.
887 * match.pd: Likewise.
889 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
891 PR rtl-optimization/78038
892 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
893 be deduced to set REG through the RTL structure.
894 (make_defs_and_copies_lists): Return false on a failing get_defs call.
896 2016-10-21 Richard Biener <rguenther@suse.de>
898 PR tree-optimization/78051
899 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
900 and mark replaced if folding did something.
902 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
904 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
905 and "protected" in visibility types.
906 (rs6000_xcoff_declare_function_name): Fix formatting.
907 (rs6000_xcoff_declare_object_name): Fix formatting.
909 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
912 and IX86_BUILTIN_HUGE_VALQ here ...
913 (ix86_expand_builtin): ... not here.
915 2016-10-20 Jakub Jelinek <jakub@redhat.com>
917 * doc/gty.texi (for_user): Use @item next to @findex.
919 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
923 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
924 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
925 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
926 __builtin_ia32_lzcnt_u16.
927 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
928 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
929 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
930 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
931 (bmi_tzcnt_<mode>): New expander.
932 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
933 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
934 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
935 (lzcnt_<mode>): New expander.
936 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
937 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
938 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
939 (UINT64_FTYPE_UINT64): New.
940 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
941 (__builtin_ia32_lzcnt_u16): New description.
942 (__builtin_ia32_lzcnt_u32): Ditto.
943 (__builtin_ia32_lzcnt_u64): Ditto.
944 (__builtin_ctzs): Remove description.
945 (__builtin_ia32_tzcnt_u16): New description.
946 (__builtin_ia32_tzcnt_u32): Ditto.
947 (__builtin_ia32_tzcnt_u64): Ditto.
948 * config/i386/i386.c (ix86_expand_args_builtin): Handle
949 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
951 2016-10-20 Martin Liska <mliska@suse.cz>
954 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
955 comparison with STMT_UID_NOT_IN_RANGE.
956 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
959 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
961 * compare-elim.c (conforming_compare): Accept UNSPECs.
962 (find_comparison_dom_walker::before_dom_children): Deal with
963 instructions both using and killing the flags register.
964 (equivalent_reg_at_start): New function extracted from...
965 (try_eliminate_compare): ...here. Use it and add support for
966 registers and UNSPECs as second operand of the compare.
967 * config/visium/visium-modes.def (CCV): New.
968 * config/visium/predicates.md (visium_v_comparison_operator): New.
969 (visium_branch_operator): Deal with CCV mode.
970 * config/visium/visium.c (visium_select_cc_mode): Likewise.
971 (output_cbranch): Likewise.
972 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
973 (uaddv<mode>4): New expander.
974 (addv<mode>4): Likewise.
975 (add<mode>3_insn_set_carry): New instruction.
976 (add<mode>3_insn_set_overflow): Likewise.
977 (addsi3_insn_set_overflow): Likewise.
978 (usubv<mode>4): New expander.
979 (subv<mode>4): Likewise.
980 (sub<mode>3_insn_set_carry): New instruction.
981 (sub<mode>3_insn_set_overflow): Likewise.
982 (subsi3_insn_set_overflow): Likewise.
983 (unegv<mode>3): New expander.
984 (negv<mode>3): Likewise.
985 (neg<mode>2_insn_set_overflow): New instruction.
986 (addv_tst<mode>): Likewise.
987 (subv_tst<mode>): Likewise.
988 (negv_tst<mode>): Likewise.
989 (cbranch<mode>4_addv_insn): New splitter and instruction.
990 (cbranch<mode>4_subv_insn): Likewise.
991 (cbranch<mode>4_negv_insn): Likewise.
993 2016-10-20 Richard Biener <rguenther@suse.de>
995 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
996 Handle decls possibly not bound.
997 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
998 nothing_id for decls that might not be bound if we are interested
1000 (get_constraint_for_component_ref): Deal with that.
1002 2016-10-20 Michael Matz <matz@suse.de>
1005 * common.opt (-fsplit-loops): New flag.
1006 * passes.def (pass_loop_split): Add.
1007 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
1008 (enable_fdo_optimizations): Add loop splitting.
1009 * timevar.def (TV_LOOP_SPLIT): Add.
1010 * tree-pass.h (make_pass_loop_split): Declare.
1011 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
1012 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
1013 * tree-ssa-loop-split.c: New file.
1014 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
1015 * doc/invoke.texi (fsplit-loops): Document.
1016 * doc/passes.texi (Loop optimization): Add paragraph about loop
1019 2016-10-20 Richard Biener <rguenther@suse.de>
1021 * cgraphunit.c (analyze_functions): Set node->definition to
1022 false to signal symbol removal to debug_hooks->late_global_decl.
1023 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
1024 WPA signal symbol removal to the debuginfo machinery.
1025 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
1026 using early_finised to guard the we're called for symbol
1027 removal case look at the symtabs definition flag.
1028 (gen_variable_die): Remove redundant check.
1030 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1032 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
1034 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1036 PR tree-optimization/53979
1037 * match.pd ((a ^ b) | a -> a | b): New pattern.
1039 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
1041 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
1042 config/pa/pa64-hpux-lib.h.
1043 (PA_CRTBEGIN_HACK): Likewise.
1044 (DTOR_LIST_BEGIN): Likewise.
1046 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1048 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1049 register only if "in" and "out" are different registers.
1051 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
1053 * omp-low.c (pass_oacc_device_lower::gate): New method.
1054 (execute): Always call execute_oacc_device_lower.
1056 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1058 PR tree-optimization/77916
1059 PR tree-optimization/77937
1060 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
1062 (insert_initializers): Requirement of initializer for -1 should be
1063 based on pointer-typedness of the candidate basis.
1065 2016-10-19 Bin Cheng <bin.cheng@arm.com>
1067 PR tree-optimization/78005
1068 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
1069 upper (included) bound for niters of prolog loop.
1070 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
1071 Compute niters of scalar loop above which vectorized loop is
1072 preferred, as well as the upper (included) bound for the niters.
1073 (vect_do_peeling): Record niter bound for loops accordingly.
1075 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1078 * tree-core.h (enum tree_index): Put the complex types after their
1080 * tree-streamer.c (verify_common_node_recorded): New function.
1081 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
1083 2016-10-19 Martin Liska <mliska@suse.cz>
1085 * cgraph.h (cgraph_edge::binds_to_current_def_p):
1086 Replace NULL with false as a return value.
1088 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1090 PR tree-optimization/78024
1091 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
1092 don't clear BB_VISITED after processing.
1094 2016-10-19 Richard Biener <rguenther@suse.de>
1096 * domwalk.c (dom_walker::walk): Use RPO order.
1098 2016-10-19 Richard Biener <rguenther@suse.de>
1100 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
1102 (evrp_dom_walker::~evrp_dom_walker): Free it.
1103 (evrp_dom_walker::stmts_to_remove): Add.
1104 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
1105 whose output we fully propagate for removal. Propagate
1106 into BB destination PHI arguments.
1107 (execute_early_vrp): Remove queued stmts. Dump value ranges
1108 before stmt removal.
1110 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
1112 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
1113 * passes.def: Add two instances of pass_walloca.
1114 * tree-pass.h (make_pass_walloca): New.
1115 * gimple-ssa-warn-alloca.c: New file.
1116 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
1117 -Wvla-larger-than= options.
1119 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
1121 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
1122 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
1124 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
1126 * config/rs6000/altivec.h (vec_xl_len): New macro.
1127 (vec_xst_len): New macro.
1128 (vec_cmpnez): New macro.
1129 (vec_cntlz_lsbb): New macro.
1130 (vec_cnttz_lsbb): New macro.
1131 (vec_xlx): New macro.
1132 (vec_xrx): New macro.
1133 (vec_all_nez): New C++ predicate template.
1134 (vec_any_eqz): New C++ predicate template.
1135 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1136 conditional compilation.
1137 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1138 conditional compilation.
1139 (vec_all_nez): New macro.
1140 (vec_any_eqz): New macro.
1141 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1143 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1145 * config/rs6000/vector.md (VI): Moved this mode iterator
1146 definition from altivec.md to vector.md.
1147 (UNSPEC_NEZ_P): New value.
1148 (vector_ne_<mode>_p): New expansion for implementation of
1149 vec_all_ne and vec_any_eq built-in functions.
1150 (vector_nez_<mode>_p): New expansion for implementation of
1151 vec_all_nez and vec_any_eqz built-in functions.
1152 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1153 and vec_any_eq built-in function.
1154 (cr6_test_for_zero): New commentary to explain this expansion.
1155 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1156 (cr6_test_for_lt): New commentary to explain this expansion.
1157 (cr6_test_for_lt_reverse): New commentary to explain this
1159 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1160 overloaded function prototypes for vec_all_ne, vec_all_nez,
1161 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1162 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1164 (altivec_resolve_overloaded_builtin): Modify the handling of
1165 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1166 the compiler is configured to support TARGET_P9_VECTOR.
1167 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1168 to explain the special processing that is given to predicate
1169 built-ins introduced using this macro.
1170 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1171 the special processing given to predicate built-ins introduced
1173 (BU_VSX_P): Likewise.
1174 (BU_P8V_AV_P): Likewise.
1175 (BU_P9V_AV_P): Likewise.
1176 (BU_P9V_AV_X): New macro.
1177 (BU_P9V_64BIT_AV_X): New macro.
1178 (BU_P9V_VSX_3): New macro.
1179 (BU_P9V_OVERLOAD_P): New macro.
1180 (LXVL): New BU_P9V_64BIT_VSX_2.
1181 (VEXTUBLX): New BU_P9V_AV_2.
1182 (VEXTUBRX): Likewise.
1183 (VEXTUHLX): Likewise.
1184 (VEXTUHRX): Likewise.
1185 (VEXTUWLX): Likewise.
1186 (VEXTUWRX): Likewise.
1187 (STXVL): New BU_P9V_64BIT_AV_X.
1188 (VCLZLSBB): New BU_P9V_AV_1.
1189 (VCTZLSBB): Likewise.
1190 (CMPNEB): New BU_P9V_AV_2.
1195 (VCMPNEB_P): New BU_P9V_AV_P.
1196 (VCMPNEH_P): Likewise.
1197 (VCMPNEW_P): Likewise.
1198 (VCMPNED_P): Likewise.
1199 (VCMPNEFP_P): Likewise.
1200 (VCMPNEDP_P): Likewise.
1201 (CMPNEZB): New BU_P9V_AV_2.
1202 (CMPNEZH): Likewise.
1203 (CMPNEZW): Likewise.
1204 (VCMPNEZB_P): New BU_P9V_AV_P.
1205 (VCMPNEZH_P): Likewise.
1206 (VCMPNEZW_P): Likewise.
1207 (LXVL): New BU_P9V_OVERLOAD_2.
1208 (STXVL): New BU_P9V_OVERLOAD_3.
1209 (VEXTULX): New BU_P9V_OVERLOAD_2.
1210 (VEXTURX): Likewise.
1212 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
1213 (VCMPNE_P): Likewise.
1214 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
1215 (VCTZLSBB): Likewise.
1216 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
1217 comment to explain mode used for scratch register.
1218 (altivec_expand_stxvl_builtin): New function.
1219 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
1220 (altivec_init_builtins): Add initialized variable
1221 void_ftype_v16qi_pvoid_long and use this type to define the
1222 built-in function __builtin_altivec_stxvl.
1223 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
1224 (UNSPEC_STXVL): New value.
1225 (UNSPEC_VCLZLSBB): New value.
1226 (UNSPEC_VCTZLSBB): New value.
1227 (UNSPEC_VEXTUBLX): New value.
1228 (UNSPEC_VEXTUHLX): New value.
1229 (UNSPEC_VEXTUWLX): New value.
1230 (UNSPEC_VEXTUBRX): New value.
1231 (UNSPEC_VEXTUHRX): New value.
1232 (UNSPEC_VEXTUWRX): New value.
1233 (UNSPEC_VCMPNEB): New value.
1234 (UNSPEC_VCMPNEZB): New value.
1235 (UNSPEC_VCMPNEH): New value.
1236 (UNSPEC_VCMPNEZH): New value.
1237 (UNSPEC_VCMPNEW): New value.
1238 (UNSPEC_VCMPNEZW): New value.
1239 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1240 vector of integer modes.
1241 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1242 vector of float or double modes.
1243 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1245 (lxvl): New expand for load VSX vector with length.
1246 (*lxvl): New insn for load VSX vector with length.
1247 (stxvl): New expand for store VSX vector with length.
1248 (*stxvl): New insn for store VSX vector with length.
1249 (vcmpneb): New insn for vector of byte compare not equal.
1250 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1251 (vcmpneh): New insn for vector of half word compare not equal.
1252 (vcmpnezh): New insn for vector of half word compare not equal or
1254 (vcmpnew): New insn for vector of word compare not equal.
1255 (vcmpne<VSs>): New insn for vector of float or double compare not
1257 (vcmpnezw): New insn for vector of word compare not equal or zero.
1258 (vclzlsbb): New insn for vector count leading zero
1259 least-significant bits byte.
1260 (vctzlsbb): New insn for vector count trailing zero least
1261 signficant bits byte.
1262 (vextublx): New insn for vector extract unsigned byte left
1264 (vextubrx): New insn for vector extract unsigned byte right
1266 (vextuhlx): New insn for vector extract unsigned half word left
1268 (vextuhrx): New insn for vector extract unsigned half word right
1270 (vextuwlx): New insn for vector extract unsigned word left
1272 (vextuwrx): New insn for vector extract unsigned word right
1274 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1275 clarify intent of this constant.
1276 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1277 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1278 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1279 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1280 and vec_xrx functions.
1282 2016-10-18 Andrew Pinski <apinski@cavium.com>
1285 * predict.c (is_exit_with_zero_arg): New function.
1286 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1289 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1292 * config/i386/i386.c (legitimize_tls_address)
1293 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
1294 convert dest to Pmode if different than Pmode.
1296 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1298 PR tree-optimization/77916
1299 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
1300 stopgap fix, as pointers with -1 increment are still broken.
1302 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
1304 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
1305 mapping class decoration from here...
1306 (rs6000_xcoff_encode_section): ...to here.
1308 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
1309 if shrink-wrapping and optimizing for speed.
1311 2016-10-18 Richard Biener <rguenther@suse.de>
1313 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1314 not visited but non-executable predecessors. Return taken edge.
1315 Simplify conditions and refactor propagation vs. folding step.
1317 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
1319 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
1320 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
1321 (rs6000_get_separate_components): Assert we do not have those
1322 strategies selected.
1324 2016-10-18 Richard Biener <rguenther@suse.de>
1326 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
1327 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
1329 (substitute_and_fold_dom_walker): Adjust constructor.
1330 (substitute_and_fold_dom_walker::before_dom_children): Remove
1331 do_dce flag and handling (always true).
1332 (substitute_and_fold): Likewise.
1333 * tree-vrp.c (vrp_finalize): Adjust.
1334 (execute_early_vrp): Remove final BB_VISITED clearing.
1335 * tree-ssa-ccp.c (ccp_finalize): Adjust.
1336 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1337 * ira.c (ira): Call clear_bb_flags.
1339 2016-10-18 Richard Biener <rguenther@suse.de>
1341 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
1342 get at the operand to look at with TREE_OPERAND for generic
1345 2016-10-18 David Malcolm <dmalcolm@redhat.com>
1347 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
1349 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
1350 (write_test_expr): Use rtx_reader_ptr for calls to
1352 (write_attr_value): Likewise.
1353 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
1354 call to print_md_ptr_loc.
1355 (write_one_condition): Likewise for calls to print_c_condition.
1356 * genconstants.c: Include "statistics.h" and "vec.h".
1357 (main): Update for conversion to member functions.
1358 * genemit.c (emit_c_code): Use rtx_reader_ptr for
1359 call to print_md_ptr_loc.
1360 * genenums.c: Include "statistics.h" and "vec.h".
1361 (main): Update for conversion of traverse_enum_types to a method.
1362 * genmddeps.c: Include "statistics.h" and "vec.h".
1363 * genoutput.c (process_template): Use rtx_reader_ptr for call to
1365 * genpreds.c (write_predicate_subfunction): Likewise.
1366 (write_predicate_expr): Likewise for calls to print_c_condition.
1367 * genrecog.c (print_test): Likewise.
1368 * gensupport.c (process_rtx): Likewise for calls to
1369 copy_md_ptr_loc and join_c_conditions.
1370 (alter_test_for_insn): Likewise for call to join_c_conditions.
1371 (process_substs_on_one_elem): Likewise.
1372 (gen_mnemonic_setattr): Update for move of string_obstack to a
1373 field of rtx_reader.
1374 (mnemonic_htab_callback): Likewise. Fix formatting.
1375 (gen_mnemonic_attr): Likewise.
1376 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
1377 to print_c_condition.
1378 * read-md.c: Include "statistics.h" and "vec.h".
1379 (string_obstack): Convert this global to field "m_string_obstack"
1380 of class rtx_reader.
1381 (ptr_locs): Likewise, as "m_ptr_locs".
1382 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
1383 (joined_conditions): Likewise, as "m_joined_conditions".
1384 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
1385 (md_constants): Likewise, as "m_md_constants".
1386 (enum_types): Likewise, as "m_enum_types".
1387 (set_md_ptr_loc): Convert to...
1388 (rtx_reader::set_md_ptr_loc): ...member function.
1389 (get_md_ptr_loc): Convert to...
1390 (rtx_reader::get_md_ptr_loc): ...member function.
1391 (copy_md_ptr_loc): Convert to...
1392 (rtx_reader::copy_md_ptr_loc): ...member function.
1393 (fprint_md_ptr_loc): Convert to...
1394 (rtx_reader::fprint_md_ptr_loc): ...member function.
1395 (print_md_ptr_loc): Convert to...
1396 (rtx_reader::print_md_ptr_loc): ...member function.
1397 (join_c_conditions): Convert to...
1398 (rtx_reader::join_c_conditions): ...member function.
1399 (fprint_c_condition): Convert to...
1400 (rtx_reader::fprint_c_condition): ...member function.
1401 (print_c_condition): Convert to...
1402 (rtx_reader::print_c_condition): ...member function.
1403 (read_name): Convert to...
1404 (rtx_reader::read_name): ...member function.
1405 (read_escape): Convert to...
1406 (rtx_reader::read_escape): ...member function.
1407 (read_quoted_string): Convert to...
1408 (rtx_reader::read_quoted_string): ...member function.
1409 (read_braced_string): Convert to...
1410 (rtx_reader::read_braced_string): ...member function.
1411 (read_string): Convert to...
1412 (rtx_reader::read_string): ...member function.
1413 (read_skip_construct): Convert to...
1414 (rtx_reader::read_skip_construct): ...member function.
1415 (handle_constants): Convert to...
1416 (rtx_reader::handle_constants): ...member function.
1417 (traverse_md_constants): Convert to...
1418 (rtx_reader::traverse_md_constants): ...member function.
1419 (handle_enum): Convert to...
1420 (rtx_reader::handle_enum): ...member function.
1421 (lookup_enum_type): Convert to...
1422 (rtx_reader::lookup_enum_type): ...member function.
1423 (traverse_enum_types): Convert to...
1424 (rtx_reader::traverse_enum_types): ...member function.
1425 (rtx_reader::rtx_reader): Move initializations
1426 of various former global data from rtx_reader::read_md_files to
1427 here, as fields, along with the call to unlock_std_streams.
1428 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
1430 (rtx_reader::read_md_files): Move initializations of various
1431 global data from here to the ctor.
1432 * read-md.h (read_name): Convert to...
1433 (rtx_reader::read_name): ...member function.
1434 (rtx_reader::read_escape): New method decl.
1435 (read_quoted_string): Convert to...
1436 (rtx_reader::read_quoted_string): ...member function.
1437 (rtx_reader::read_braced_string): New method decl.
1438 (read_string): Convert to...
1439 (rtx_reader::read_string): ...member function.
1440 (rtx_reader::read_skip_construct): New method decl.
1441 (rtx_reader::set_md_ptr_loc): New method decl.
1442 (rtx_reader::get_md_ptr_loc): New method decl.
1443 (copy_md_ptr_loc): Convert to...
1444 (rtx_reader::copy_md_ptr_loc): ...member function.
1445 (fprint_md_ptr_loc): Convert to...
1446 (rtx_reader::fprint_md_ptr_loc): ...member function.
1447 (print_md_ptr_loc): Convert to...
1448 (rtx_reader::print_md_ptr_loc): ...member function.
1449 (rtx_reader::lookup_enum_type): New method decl.
1450 (rtx_reader::traverse_enum_types): New method decl.
1451 (rtx_reader::handle_constants): New method decl.
1452 (traverse_md_constants): Convert to...
1453 (rtx_reader::traverse_md_constants): ...member function.
1454 (rtx_reader::handle_enum): New method decl.
1455 (rtx_reader::join_c_conditions): New method decl.
1456 (fprint_c_condition): Convert to...
1457 (rtx_reader::fprint_c_condition): ...member function.
1458 (print_c_condition): Convert to...
1459 (rtx_reader::print_c_condition): ...member function.
1460 (rtx_reader::apply_iterator_to_string): New method decl.
1461 (rtx_reader::copy_rtx_for_iterators): New method decl.
1462 (rtx_reader::read_conditions): New method decl.
1463 (rtx_reader::record_potential_iterator_use): New method decl.
1464 (rtx_reader::read_mapping): New method decl.
1465 (rtx_reader::read_rtx): New method decl.
1466 (rtx_reader::read_rtx_code): New method decl.
1467 (rtx_reader::read_rtx_operand): New method decl.
1468 (rtx_reader::read_nested_rtx): New method decl.
1469 (rtx_reader::read_rtx_variadic): New method decl.
1470 (rtx_reader::get_string_obstack): New method.
1471 (rtx_reader::get_md_constants): New method.
1472 (string_obstack): Convert global variable decl to...
1473 (rtx_reader::m_string_obstack): ...this new field.
1474 (rtx_reader::m_ptr_locs): New field.
1475 (rtx_reader::m_ptr_loc_obstack): New field.
1476 (rtx_reader::m_joined_conditions): New field.
1477 (rtx_reader::m_joined_conditions_obstack): New field.
1478 (rtx_reader::m_md_constants): New field.
1479 (rtx_reader::m_enum_types): New field.
1480 * read-rtl.c (apply_iterator_to_string): Convert to...
1481 (rtx_reader::apply_iterator_to_string): ...member function.
1482 (copy_rtx_for_iterators): Convert to...
1483 (rtx_reader::copy_rtx_for_iterators): ...member function.
1484 (add_condition_to_string): Use rtx_reader_ptr for
1485 calls join_c_conditions.
1486 (apply_iterators): Use rtx_reader_ptr for calls to
1487 join_c_conditions and copy_rtx_for_iterators.
1488 (read_conditions): Convert to...
1489 (rtx_reader::read_conditions): ...member function.
1490 (record_potential_iterator_use): Convert to...
1491 (rtx_reader::record_potential_iterator_use): ...member function.
1492 (read_mapping): Convert to...
1493 (rtx_reader::read_mapping): ...member function.
1494 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
1495 (read_rtx): Convert to...
1496 (rtx_reader::read_rtx): ...member function.
1497 (read_rtx_code): Convert to...
1498 (rtx_reader::read_rtx_code): ...member function.
1499 (read_rtx_operand): Convert to...
1500 (rtx_reader::read_rtx_operand): ...member function. Update for move
1501 of string_obstack to a field.
1502 (read_nested_rtx): Convert to..
1503 (rtx_reader::read_nested_rtx): ...member function.
1504 (read_rtx_variadic): Convert to..
1505 (rtx_reader::read_rtx_variadic): ...member function.
1507 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1509 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
1511 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1513 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
1514 for pointer type too.
1515 (ipcp_update_vr): set_ptr_nonnull for pointer.
1517 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1519 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
1520 pt_solution_singleton_p.
1521 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
1522 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
1523 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
1524 pointer nonnull computed by VRP.
1525 Also Conservatively set pt.null to 1.
1526 (pt_solution_reset): Conservatively set pt.null to 1.
1527 (pt_solution_singleton_or_null_p): Renamed from
1528 pt_solution_singleton_p.
1529 * tree-ssanames.h (set_ptr_nonnull): Declare.
1530 (get_ptr_nonnull): Likewise.
1531 * tree-ssanames.c (set_ptr_nonnull): New.
1532 (get_ptr_nonnull): Likewise.
1533 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
1534 (evrp_dom_walker::before_dom_children): Likewise.
1536 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1538 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1539 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1540 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1541 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1542 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
1543 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1544 (rs6000_option_override_internal): Clear it if ABI_AIX.
1545 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1546 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
1548 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1550 * gimple-ssa-strength-reduction.c (record_increment): Remove
1553 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1555 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
1556 that the result is non-zero if it is true.
1557 (maybe_expand_shift): New wrapper around expand_shift_1.
1558 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
1560 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1562 PR tree-optimization/77916
1563 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1564 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1566 (record_increment): Increments of -1 for unknown strides just use
1567 a multiply initializer like other negative values.
1568 (analyze_increments): Remove stopgap solution for -1 increment
1569 applied to pointer arithmetic.
1571 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
1573 * dominance.c (dom_info::dom_info): Add new constructor for region
1574 which is vector of basic blocks.
1575 (dom_init): New method to initialize members common for both
1577 (dom_info::dom_info): Invoke dom_init for partial initialization.
1578 (dom_info::get_idom): Add check to corner cases on basic blocks which
1580 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
1581 to detect unreachable bbs.
1582 (dom_info::calc_idoms): Likewise.
1583 (compute_dom_fast_query_in_region): New function.
1584 (calculate_dominance_info_for_region): Likewise.
1585 (free_dominance_info_for_region): Likewise.
1586 * dominance.h: Add prototypes for introduced region-based functions
1587 tree-if-conv.c: (build_region): New function.
1588 (if_convertible_loop_p_1): Invoke local version of post-dominators
1589 calculation before basic block predication with subsequent freeing
1590 post-dominator info.
1591 (tree_if_conversion): Remove free of post-dominator info
1592 (pass_if_conversion::execute): Delete detection of infinite loops
1593 and fake edges to exit block since post-dominator calculation is
1594 performed per if-converted loop only.
1596 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1599 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1600 register explicitly.
1601 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
1602 optimizing for size.
1604 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1606 * config/aarch64/aarch64.c: Delete inclusion of
1607 cortex-a57-fma-steering.h.
1608 (aarch64_override_options): Delete call
1609 to aarch64_register_fma_steering.
1610 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
1611 * config/aarch64/cortex-a57-fma-steering.h: Delete.
1612 * config/aarch64/aarch64-passes.def: New file.
1613 * config/aarch64/cortex-a57-fma-steering.c
1614 (aarch64_register_fma_steering): Delete definition.
1615 (make_pass_fma_steering): Remove static qualifier.
1616 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1617 (cortex-a57-fma-steering.o): Remove dependency on
1618 cortex-a57-fma-steering.h.
1620 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1622 * explow.c (validize_mem): Do not modify the argument in-place.
1624 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1626 * tree-streamer.c (record_common_node): Explicitly list expected
1629 2016-10-17 Richard Biener <rguenther@suse.de>
1631 PR tree-optimization/77988
1632 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1634 2016-10-17 Marek Polacek <polacek@redhat.com>
1636 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1638 2016-10-17 Richard Biener <rguenther@suse.de>
1640 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1643 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1645 PR tree-optimization/71636
1646 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1648 2016-10-17 Richard Biener <rguenther@suse.de>
1650 * gimplify.c (gimplify_function_tree): Do not move the outer
1653 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1655 * langhooks.h (struct lang_hooks_for_decls): Remove
1656 function_decl_explicit_p, function_decl_deleted_p and
1657 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1658 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1659 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1660 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1661 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1662 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1663 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1664 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1665 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1666 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1667 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1668 * dwarf2out.c (gen_subprogram_die): Use
1669 lang_hooks.decls.decl_dwarf_attribute instead of
1670 lang_hooks.decls.function_decl_*.
1672 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1676 * common.opt (-ftrampolines): New option.
1677 * doc/invoke.texi (Code Gen Options): Document it.
1678 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1679 * doc/tm.texi: Regenerate.
1680 * builtins.def: Add init_descriptor and adjust_descriptor.
1681 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1682 on platforms with descriptors.
1683 (expand_builtin_init_descriptor): New function.
1684 (expand_builtin_adjust_descriptor): Likewise.
1685 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1686 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1687 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1688 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1689 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1690 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1691 (expand_call): Likewise. Move around call to prepare_call_address
1692 and pass all flags to it.
1693 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1694 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1695 (gimple_call_set_by_descriptor): New setter.
1696 (gimple_call_by_descriptor_p): New getter.
1697 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1698 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1699 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1700 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1701 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1702 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1703 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1704 * target.def (custom_function_descriptors): New POD hook.
1705 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1706 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1707 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1708 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1709 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1710 (build_common_builtin_nodes): Initialize init_descriptor and
1712 * tree-nested.c: Include target.h.
1713 (struct nesting_info): Add 'any_descr_created' field.
1714 (get_descriptor_type): New function.
1715 (lookup_element_for_decl): New function extracted from...
1716 (create_field_for_decl): Likewise.
1717 (lookup_tramp_for_decl): ...here. Adjust.
1718 (lookup_descr_for_decl): New function.
1719 (convert_tramp_reference_op): Deal with descriptors.
1720 (build_init_call_stmt): New function extracted from...
1721 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1722 * defaults.h (FUNCTION_ALIGNMENT): Define.
1723 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1724 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1725 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1726 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1727 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1729 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1731 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1732 constants in CONST_VECTORs.
1734 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1736 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1737 register as destination of bmask.
1738 (vector_init_bshuffle): Likewise.
1739 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1740 (bmaskdi_vis): Enable only in 64-bit mode.
1742 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1744 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1745 make LR a separately shrink-wrapped component unless savres_strategy
1746 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1747 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1748 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1750 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1752 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1753 and keep looping on failure.
1755 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1757 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1759 (print_rtx_function): Update example in comment for...
1760 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1761 non-virtual pseudos with a '%' sigil followed by the regno, offset
1762 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1763 pseudo is dumped as "%0".
1765 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1768 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1771 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1773 * config/sparc/sparc-passes.def: New file.
1774 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1775 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1776 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1778 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1780 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1781 loop peel to loops with exit test at the beginning.
1783 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1785 PR rtl-optimization/68212
1786 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1787 frequency when computing scale factor for peeled copies.
1788 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1789 values for switch/peel blocks/edges.
1791 2016-10-14 Pedro Alves <palves@redhat.com>
1793 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1795 2016-10-14 Catherine Moore <clm@codesourcery.com>
1797 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1798 micromips_globals to zero.
1800 2016-10-14 Richard Biener <rguenther@suse.de>
1802 PR tree-optimization/77979
1803 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1804 in the equivalency sets.
1805 (compare_names): Likewise.
1807 2016-10-14 Martin Liska <mliska@suse.cz>
1809 * builtins.h(target_char_cst_p): Declare the function.
1810 * builtins.c (fold_builtin_memchr): Remove.
1811 (target_char_cst_p): Move the function from gimple-fold.c.
1812 (fold_builtin_3): Do not call the function.
1813 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1814 (gimple_fold_builtin): Call the function.
1815 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1817 2016-10-14 Martin Liska <mliska@suse.cz>
1819 * builtins.c (fold_builtin_strcmp): Remove function.
1820 (fold_builtin_strncmp): Likewise.
1821 (fold_builtin_2): Remove call of the function.
1822 (fold_builtin_3): Likewise.
1823 * fold-const-call.c (fold_const_call): Add constant folding
1824 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1825 * fold-const-call.h (build_cmp_result): Declare the function.
1826 * gimple-fold.c (gimple_load_first_char): New function.
1827 (gimple_fold_builtin_string_compare): Likewise.
1828 (gimple_fold_builtin): Call the function.
1830 2016-10-14 Nathan Sidwell <nathan@acm.org>
1832 * gcov-io.c (gcov_open): Deconstify 'mode'.
1834 2016-10-14 Martin Liska <mliska@suse.cz>
1836 * fold-const.c (c_getstr): Support of properly \0-terminated
1837 string constants. New argument is added.
1838 * fold-const.h: New argument is added.
1840 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1842 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1844 (aarch64_print_hint_for_core): Likewise.
1845 (aarch64_print_hint_for_arch): Likewise.
1846 (aarch64_validate_march): Use it. Fix indentation in type signature.
1847 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1848 (aarch64_validate_mtune): Likewise.
1849 (aarch64_handle_attr_arch): Likewise.
1850 (aarch64_handle_attr_cpu): Likewise.
1851 (aarch64_handle_attr_tune): Likewise.
1853 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1855 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1858 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1860 * config/m68k/m68k.c (m68k_option_override): Check
1861 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1862 instead of stack_limit_rtx.
1864 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1866 * dwarf2out.c (gen_member_die): Handle inline static data member
1869 2016-10-13 Nathan Sidwell <nathan@acm.org>
1871 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1872 gcov_var.mode. Remove unnecessary fstat.
1874 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1877 * function.c (thread_prologue_and_epilogue_insns): Call all
1878 make_*logue_seq in the same order as traditional. Call them
1879 all a second time if shrink_wrapped_separate.
1881 2016-10-13 Marek Polacek <polacek@redhat.com>
1883 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1884 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1887 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1889 PR tree-optimization/77937
1890 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1891 to infinite when we have a pointer with an increment of -1.
1893 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1895 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1897 * memmodel.h: This file.
1898 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1899 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1900 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1901 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1902 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1903 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1904 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1905 compare-elim.c, config/aarch64/aarch64-builtins.c,
1906 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1907 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1908 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1909 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1910 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1911 config/darwin.c, config/epiphany/epiphany.c,
1912 config/epiphany/mode-switch-use.c,
1913 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1914 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1915 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1916 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1917 config/m68k/m68k.c, config/mcore/mcore.c,
1918 config/microblaze/microblaze.c, config/mmix/mmix.c,
1919 config/mn10300/mn10300.c, config/moxie/moxie.c,
1920 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1921 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1922 config/nds32/nds32-memory-manipulation.c,
1923 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1924 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1925 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1926 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1927 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1928 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1929 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1930 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1931 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1932 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1933 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1934 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1935 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1936 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1937 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1938 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1939 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1940 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1941 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1942 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1943 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1944 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1945 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1946 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1947 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1948 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1949 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1950 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1951 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1952 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1953 var-tracking.c, varasm.c: Include memmodel.h.
1954 * genattrtab.c (write_header): Include memmodel.h in generated file.
1955 * genautomata.c (main): Likewise.
1956 * gengtype.c (open_base_files): Likewise.
1957 * genopinit.c (main): Likewise.
1958 * genconditions.c (write_header): Include memmodel.h earlier in
1960 * genemit.c (main): Likewise.
1961 * genoutput.c (output_prologue): Likewise.
1962 * genpeep.c (main): Likewise.
1963 * genpreds.c (write_insn_preds_c): Likewise.
1964 * genrecog.c (write_header): Likewise.
1965 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1967 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1969 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1970 for new "compact" param of print_rtx_function. Check for "cinsn"
1972 * print-rtl-function.c (flag_compact): New decl.
1973 (print_rtx_function): Add param "compact" and use it to set
1974 flag_compact, adding a description of the effect to the leading
1975 comment, and updating the example output.
1976 * print-rtl.c (flag_compact): New variable.
1977 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1979 (print_rtx_operand_code_i): When printing source locations, wrap
1980 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1981 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1982 virtuals in compact mode.
1983 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1984 apart from in LABEL_REFs.
1985 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1986 Don't print basic block ids in compact mode.
1987 (print_rtx): In compact mode, prefix the code of insns with "c",
1988 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1989 * print-rtl.h (print_rtx_function): Add "compact" param.
1991 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1993 * arm.h (TARGET_VFP): Delete.
1994 (TARGET_VFPD32): Remove references to TARGET_VFP.
1995 (TARGET_VFP3, TARGET_VFP5): Likewise.
1996 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1997 (TARGET_NEON_FP16): Likewise.
1998 (TARGET_FMA): Likewise.
1999 (TARGET_CRYPTO): Likewise.
2000 (TARGET_NEON): Likewise.
2001 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2002 (FUNCTION_ARG_REGNO_P): Likewise.
2003 * arm.c (arm_option_check_internal): Likewise.
2004 (arm_option_override): Likewise.
2005 (use_return_insn): Likewise.
2006 (arm_function_value_regno_p): Likewise.
2007 (arm_apply_result_size): Likewise.
2008 (use_vfp_abi): Likewise.
2009 (arm_legitimate_address_outer_p): Likewise.
2010 (thumb2_legitimate_address_p): Likewise.
2011 (arm_legitimate_index_p): Likewise.
2012 (thumb2_legitimate_index_p): Likewise.
2013 (arm_legitimate_address): Likewise.
2014 (arm_get_vfp_saved_size): Likewise.
2015 (arm_emit_vfp_multi_reg_pop): Likewise.
2016 (arm_get_frame_offsets): Likewise.
2017 (arm_save_coproc_regs): Likewise.
2018 (arm_hard_regno_mode_ok): Likewise.
2019 (arm_expand_epilogue_apcs_frame): Likewise.
2020 (arm_expand_epilogue): Likewise.
2021 (arm_file_start): Likewise.
2022 (arm_conditional_register_usage): Likewise.
2023 (arm_validize_comparison): Use vfp_compare_operand directly.
2024 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
2025 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
2027 (arm_atomic_assign_expand_fenv): Likewise.
2028 * arm.md (divsf3): Likewise.
2029 (arm_negsi2): Likewise.
2031 (arm_movdi): Likewise.
2032 (arm_movt): Likewise.
2033 (cbranchsf4): Change predicate to vfp_compare_operand.
2034 (cbranchdf4): Change predicate to vfp_compare_operand.
2035 (cstorehf4): Change predicate to vfp_compare_operand.
2036 (cstoresf4): Change predicate to vfp_compare_operand.
2037 (cstoredf4): Change predicate to vfp_compare_operand.
2038 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
2039 (movhi_insn_arch4, movhi_bytes): Likewise.
2040 * constraints.md (Dt): Likewise.
2042 * iterators.md (SDF): Likewise.
2043 * predicates.md (arm_float_compare_operand): Delete.
2044 (const_double_vcvt_power_of_two_reciprocal): Remove references to
2046 (const_double_vcvt_power_of_two): Likewise.
2047 * thumb2.md thumb2_movsi_insn): Likewise.
2048 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
2049 (movhf_vfp): Likewise.
2050 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
2051 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2052 (movsf_vfp, thumb2_movsf_vfp): Likewise.
2053 (movdf_vfp, thumb2_movdf_vfp): Likewise.
2054 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
2055 (subsf3_vfp, divsf3_vfp): Likewise.
2056 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
2057 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
2058 (mulsf3negsfsubsf_vfp): Likewise.
2059 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
2060 (floatunssisf2, sqrtsf2_vfp): Likewise.
2061 (movcc_vfp): Likewise.
2062 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
2063 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
2064 (push_multi_vfp): Likewise.
2065 (set_fpscr, get_fpscr): Likewise.
2066 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2068 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2070 * arm.h (TARGET_VFP): Unconditionally define to 1.
2071 (arm_fpu_desc): Remove 'model' field.
2072 (TARGET_FPU_MODEL): Delete.
2073 * arm.c (all_fpus): Don't initialize the model field.
2074 (arm_can_inline_p): Don't check the FPU model.
2075 * arm-fpus.def: Remove redundant model field from all FPU
2078 2016-10-13 Richard Biener <rguenther@suse.de>
2081 * genmatch.c (struct capture): Add value_match member.
2082 (commutate): Preserve value_match.
2083 (lower_opt_convert): Likewise.
2084 (lower_cond): Likewise.
2085 (replace_id): Likewise.
2086 (struct dt_operand): Add value_match member.
2087 (decision_tree::cmp_node): Compare it.
2088 (decision_tree::insert_operand): Honor it when finding and
2089 when appending a DT_MATCH.
2090 (dt_operand::gen_match_op): Generate a type check after
2091 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
2092 (parser::get_internal_capture_id): New helper.
2093 (parser::finish_match_operand): New function lowering @@<id>.
2094 (parser::parse_capture): Parse @@<id> as value-match.
2095 (parser::parse_expr): Use get_internal_capture_id.
2096 (parser::parse_simplify): Call finish_match_operand.
2097 (walk_captures): New helper.
2098 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
2100 ((X /[ex] A) * A -> X): Likewise.
2101 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
2102 convert[12] and value-matching.
2103 ((A | B) & (A | C) -> A | (B & C)): Likewise.
2104 ((X | Y) | Y -> X | Y): Likewise.
2105 ((X ^ Y) ^ Y -> X): Likewise.
2106 (A - (A & B) -> ~B & A): Likewise.
2107 ((T)(P + A) - (T)P -> (T) A): Likewise.
2108 ((T)P - (T)(P + A) -> -(T) A): Likewise.
2109 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
2110 * doc/match-and-simplify.texi: Amend capture section.
2112 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2114 * config/arc/arc.md (umul_600): Remove predicated variant.
2115 (umul64_600): Likewise.
2117 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2119 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2121 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2123 * tree-vect-loop.c (loop_niters_no_overflow): New func.
2124 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
2125 no-overflow information to vect_do_peeling_for_loop_bound and
2126 vect_gen_vector_loop_niters.
2128 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2130 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2133 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2135 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2136 adjust_vec automatically.
2137 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2138 param exit_bb to guard_to.
2139 (slpeel_checking_verify_cfg_after_peeling):
2140 (set_prologue_iterations):
2141 (create_lcssa_for_virtual_phi): New func which is factored out from
2142 slpeel_tree_peel_loop_to_edge.
2143 (slpeel_tree_peel_loop_to_edge):
2144 (iv_phi_p): New func.
2145 (vect_can_advance_ivs_p): Call iv_phi_p.
2146 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2147 new gimple stmts in basic block.
2148 (vect_gen_niters_for_prolog_loop): Rename to...
2149 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2150 adjust implementation.
2151 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2152 sizetype if necessary.
2153 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2154 it to external function.
2155 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2156 (vect_gen_vector_loop_niters_mult_vf): New.
2157 (slpeel_update_phi_nodes_for_loops): New.
2158 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2159 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2160 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2161 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2162 tree-vect-loop-manip.c
2163 (vect_generate_tmps_on_preheader): Delete.
2164 (vect_transform_loop): Rename vectorization_factor to vf. Call
2165 vect_do_peeling instead of vect_do_peeling-* functions.
2166 * tree-vectorizer.h (vect_do_peeling): New decl.
2167 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2168 (vect_do_peeling_for_loop_bound): Delete.
2169 (vect_do_peeling_for_alignment): Delete.
2171 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2173 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2174 duplicated loop after its preheader and after the original loop.
2176 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2178 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2179 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2181 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2183 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2184 for live variable outside loop but not in lcssa form.
2186 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2188 * cfg.c (reset_original_copy_tables): New func.
2189 * cfg.h (reset_original_copy_tables): New decl.
2191 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2194 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2196 * varasm.c (default_binds_local_p_3): Formatting fix.
2198 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2200 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2202 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2203 Remove useless code.
2205 2016-10-13 Martin Liska <mliska@suse.cz>
2207 PR tree-optimization/77943
2208 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2209 a different EH landing pads.
2211 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2214 * hooks.h (hook_tree_void_null): Declare.
2215 * hooks.c (hook_tree_void_null): New function.
2216 * langhooks.c (lhd_return_null_tree_v): Remove.
2217 * langhooks-def.h (lhd_return_null_tree_v): Remove.
2218 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
2219 set y to const0_rtx.
2220 * function.c (stack_protect_epilogue): Likewise.
2221 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
2222 if TARGET_THREAD_SSP_OFFSET is defined.
2223 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2224 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2225 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2226 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2227 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2228 (ix86_stack_protect_guard): New function.
2230 2016-10-13 Richard Biener <rguenther@suse.de>
2232 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2233 rtl_for_decl_init during early phase.
2234 (gen_variable_die): Do not create locations during early phase.
2235 (gen_label_die): Likewise.
2236 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2239 2016-10-12 Richard Biener <rguenther@suse.de>
2241 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2242 try_add_new_range and made to eturn new range.
2243 (evrp_dom_walker::before_dom_children): Push op1 value range before
2244 pushing op0 value range.
2246 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2248 PR tree-optimization/77937
2249 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2250 POINTER_TYPE_P on the candidate type to determine whether
2251 candidates in this chain require pointer arithmetic.
2253 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2255 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2256 correction if the type is smaller than a word.
2257 (visium_select_cc_mode): Add ... fall through ... comment.
2259 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2261 * config/rs6000/rs6000.c (machine_function): Add new fields
2262 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2263 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2264 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2265 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2266 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2267 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2268 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2269 (rs6000_get_separate_components): New function.
2270 (rs6000_components_for_bb): New function.
2271 (rs6000_disqualify_components): New function.
2272 (rs6000_emit_prologue_components): New function.
2273 (rs6000_emit_epilogue_components): New function.
2274 (rs6000_set_handled_components): New function.
2275 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2276 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2277 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2278 (rs6000_emit_epilogue): Don't emit GPR restores if
2279 gpr_is_wrapped_separately for that register. Don't make a
2280 REG_CFA_RESTORE note for registers we did not restore, either.
2282 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2284 * function.c (thread_prologue_and_epilogue_insns): Call
2285 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2286 if it has possibly changed. Compute the split_prologue_seq and
2287 epilogue_seq later, too.
2288 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2289 (dump_components): New function.
2290 (struct sw): New struct.
2292 (init_separate_shrink_wrap): New function.
2293 (fini_separate_shrink_wrap): New function.
2294 (place_prologue_for_one_component): New function.
2295 (spread_components): New function.
2296 (disqualify_problematic_components): New function.
2297 (emit_common_heads_for_components): New function.
2298 (emit_common_tails_for_components): New function.
2299 (insert_prologue_epilogue_for_components): New function.
2300 (try_shrink_wrapping_separate): New function.
2301 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
2303 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2305 * regrename.c (build_def_use): Invalidate chains that have a
2306 REG_CFA_RESTORE on some instruction.
2308 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2310 * dce.c (delete_unmarked_insns): Don't delete instructions with
2311 a REG_CFA_RESTORE note.
2313 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2315 * common.opt (-fshrink-wrap-separate): New flag.
2316 * doc/invoke.texi: Document it.
2317 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
2318 * doc/tm.texi: Regenerate.
2319 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
2320 * target.def (shrink_wrap): New hook vector.
2321 (get_separate_components, components_for_bb, disqualify_components,
2322 emit_prologue_components, emit_epilogue_components,
2323 set_handled_components): New hooks.
2325 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2327 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
2328 vector return by reference only if -Wpsabi.
2329 (rs6000_pass_by_reference): Similarly, for argument passing.
2331 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2333 * function-tests.c: Include "print-rtl.h".
2334 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
2335 function, and verify what is dumped.
2336 * print-rtl-function.c (print_edge): New function.
2337 (begin_any_block): New function.
2338 (end_any_block): New function.
2339 (can_have_basic_block_p): New function.
2340 (print_rtx_function): Track the basic blocks of insns in the
2341 chain, wrapping those that are within blocks within "(block)"
2342 directives. Remove the "(cfg)" directive.
2344 2016-10-12 David Malcolm <dmalcolm@redhat.com>
2346 * selftest.c (selftest::read_file): New function.
2347 (selftest::test_read_file): New function.
2348 (selftest::selftest_c_tests): Call test_read_file.
2349 * selftest.h (selftest::read_file): New decl.
2351 2016-10-12 Richard Biener <rguenther@suse.de>
2354 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
2357 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
2359 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
2361 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
2362 dwarf2out_assembly_start.
2364 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
2366 * Makefile.in (SELFTEST_FLAGS): New variable.
2367 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
2369 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
2372 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
2374 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
2375 dumped in RTL dumps.
2377 2016-10-12 Martin Liska <mliska@suse.cz>
2379 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
2380 (gimple_fold_builtin_memory_op): Use the function.
2381 (gimple_fold_builtin_strchr): Likewise.
2382 (gimple_fold_builtin_strcat): Likewise.
2383 (gimple_build): Likewise.
2385 2016-10-12 Nathan Sidwell <nathan@acm.org>
2387 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2389 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2391 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
2392 equivalent 32-bit constant (modulo 2**32) when that yields
2393 smaller instructions.
2394 (size_of_int_loc_descriptor): Update accordingly.
2396 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
2398 * dwarf2out.c (dwarf2out_early_global_decl): For nested
2399 functions, call dwarf2out_decl on the parent function first.
2401 2016-10-12 Richard Biener <rguenther@suse.de>
2403 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
2406 2016-10-12 Richard Biener <rguenther@suse.de>
2408 * tree-ssa-propagate.c
2409 (substitute_and_fold_dom_walker::before_dom_children): Do not
2410 ignore ASSERT_EXPRs but only preserve them.
2411 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
2412 that have been propagated into.
2413 (vrp_finalize): Enable DCE for substitute_and_fold.
2415 2016-10-12 Richard Biener <rguenther@suse.de>
2417 PR tree-optimization/77920
2418 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
2419 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
2420 (simplify_abs_using_ranges): Likewise.
2421 (simplify_conversion_using_ranges): Likewise.
2422 (simplify_stmt_using_ranges): Adjust.
2424 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2426 PR tree-optimization/77929
2427 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
2428 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
2430 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2433 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
2434 needs a base register for arg 1.
2436 2016-10-12 Jakub Jelinek <jakub@redhat.com>
2438 * common.opt (Wimplicit-fallthrough) Turn into alias to
2439 -Wimplicit-fallthrough=3. Remove EnabledBy.
2440 (Wimplicit-fallthrough=): New option.
2441 * gimplify.c (warn_implicit_fallthrough_r): Use
2442 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
2443 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
2444 to -Wimplicit-fallthrough=3.
2445 (-Wimplicit-fallthrough=): Document.
2447 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2449 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
2450 and GEU in DImode if TARGET_SUBXC.
2451 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
2452 (seqdi<W:mode>_zero_subxc): Delete.
2453 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
2454 (neg_seqdi<W:mode>_zero_vis3): Delete.
2455 (plus_seqdi<W:mode>_zero): Likewise.
2456 (minus_seqdi<W:mode>_zero): Likewise.
2457 (plus_plus_sltu<W:mode>): Accept only register.
2458 (addx<W:mode>): Likewise.
2459 (plus_sltu<W:mode>_vis3): Likewise.
2460 (plus_plus_sltu<W:mode>_vis3): Likewise.
2461 (neg_sgeu<W:mode>_vis3): Delete.
2462 (minus_sgeu<W:mode>_vis3): Likewise.
2463 (addxc<W:mode>): Accept only registers.
2464 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2465 (minus_neg_sltu<W:mode>_subxc): Accept only register.
2466 (neg_plus_sltu<W:mode>_subxc): Likewise.
2467 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
2468 (minus_minus_sltu<W:mode>_subxc): Accept only register.
2469 (sgeu<W:mode>_insn_subxc): Delete.
2470 (plus_sgeu<W:mode>_subxc): Likewise.
2471 (subxc<W:mode>): Accept only register.
2472 (scc splitter): Split always GEU again.
2474 2016-10-11 Jeff Law <law@redhat.com>
2476 PR tree-optimization/77424
2477 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
2478 dead conditionals. Assert that all e->aux fields are NULL.
2480 2016-10-11 David Malcolm <dmalcolm@redhat.com>
2482 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
2483 operand-printing "switch" statement into...
2484 (print_rtx_operand_code_0): ...this new function, ...
2485 (print_rtx_operand_code_e): ...this new function, ...
2486 (print_rtx_operand_codes_E_and_V): ...this new function, ...
2487 (print_rtx_operand_code_i): ...this new function, ...
2488 (print_rtx_operand_code_r): ...this new function, ...
2489 (print_rtx_operand_code_u): ...this new function, ...
2490 (print_rtx_operand): ...and this new function.
2492 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
2494 * config/alpha/alpha-passes.def: New file.
2495 * config/alpha/t-alpha: New file.
2496 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
2497 (make_pass_handle_trap_shadows): New prototype.
2498 (make_pass_align_insns): Ditto.
2499 * config/alpha/alpha.c (alpha_option_override): Don't register
2501 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
2503 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2506 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
2507 distinct __ibm128 IBM extended double type if long doubles are
2508 128-bits and the default format for long double is IEEE 128-bit.
2510 2016-10-11 Richard Biener <rguenther@suse.de>
2512 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
2513 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
2514 (verify_die): New function.
2515 (dwarf2out_finish): Call it.
2516 (output_line_info): Handle case of -gsplit-dwarf without
2517 DWARF2_ASM_LINE_DEBUG_INFO.
2519 2016-10-11 Richard Biener <rguenther@suse.de>
2522 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
2523 sub-chains of BLOCK_VARS and gimple_bind_vars.
2525 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2527 * config/i386/znver1.md : Fix imov/imovx load type reservations.
2529 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2531 * config/sparc/sparc.opt (msubxc): New option.
2532 * doc/invoke.texi (SPARC options): Document it and tidy up.
2533 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
2534 * doc/tm.texi: Regenerate.
2535 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
2537 (CCX_NOOV): Rename into...
2541 * config/sparc/predicates.m (fcc_register_operand): Simplify.
2542 (fcc0_register_operand): Likewise.
2543 (icc_register_operand): New.
2544 (icc_or_fcc_register_operand): Simplify.
2545 (nz_comparison_operator): New.
2546 (c_comparison_operator): Likewise.
2547 (noov_compare_operator): Rename into...
2548 (icc_comparison_operator): ...this. Use above predicates.
2549 (noov_compare64_operator): Rename into...
2550 (v9_comparison_operator): ...this and tidy up.
2551 (fcc_comparison_operator): New.
2552 (icc_or_fcc_comparison_operator): Likewise.
2553 (v9_register_compare_operator): Rename info...
2554 (v9_register_comparison_operator): ...this.
2555 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2556 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
2558 (sparc_fixed_condition_code_regs): New function.
2559 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
2560 renaming and add support for CCC/CCXC.
2561 (output_cbranch): Likewise.
2562 (sparc_print_operand): Likewise.
2563 (gen_v9_scc): Remove obsolete assertion.
2564 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
2565 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
2566 (output_cbcond): Remove bogus handling of CC modes.
2567 (sparc_register_move_cost): Return 100 for NO_REGS.
2568 * config/sparc/sparc.md (W): New mode iterator.
2569 (length): Adjust for noov_compare64_operator renaming.
2570 (cmpsi_sne): New instruction.
2571 (cmpdi_sne): Likewise.
2572 (seqdi_special): Delete.
2573 (seqdi_special): Likewise.
2574 (snesi<P:mode>_special): Likewise.
2575 (snedi_special): Likewise.
2576 (snedi_special_vis3): Likewise.
2577 (snesi patterns): Use W iterator.
2578 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
2579 (sltu patterns): Likewise.
2580 (sgeu patterns): Likewise.
2581 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
2582 (normal_branch): Use icc_comparison_operator predicate.
2583 (inverted_branch): Likewise.
2584 (cbcond_sp32): Use comparison_operator predicate.
2585 (cbcond_sp64): Likewise.
2586 (normal_int_branch_sp64): Adjust for renaming
2587 (inverted_int_branch_sp64): Likewise.
2588 (mov<I:mode>_cc_reg_sp64): Likewise.
2589 (movsf_cc_reg_sp6): Likewise.
2590 (movdf_cc_reg_sp64): Likewise.
2591 (movtf_cc_reg_hq_sp64): Likewise.
2592 (movtf_cc_reg_sp64): Likewise.
2593 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
2594 (movsf_cc_v9): Likewise.
2595 (movdf_cc_v9): Likewise.
2596 (movtf_cc_hq_v9): Likewise.
2597 (movtf_cc_v9): Likewise.
2598 (adddi3): Call gen_adddi3_sp32.
2599 (adddi3_insn_sp32): Rename to...
2600 (adddi3_sp32): ...this. Accept only register_operand as operand #1
2601 and use CCCmode for the carry.
2602 (addx_extend_sp32): Use CCCmode for the carry.
2603 (addx_extend_sp64): Delete.
2604 (adddi3_extend_sp32): Use CCCmode for the carry.
2605 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
2606 (subdi3): Call gen_subdi3_sp32.
2607 (subdi3_insn_sp32): Rename to...
2608 (subdi3_sp32): ...this and use CCmode for the carry.
2609 (subx_extend_sp32): Use CCCmode for the carry.
2610 (subx_extend_sp64): Delete.
2611 (subdi3_extend_sp32): Use CCmode for the carry.
2612 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
2613 (negdi3): Call gen_negdi3_sp32.
2614 (negdi3_sp32): Use CCCmode for the carry.
2615 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2616 (cmp_nz_ashift_1): Use CCNZ mode.
2617 (cmp_nz_set_ashift_1): Likewise.
2618 (ctrapsi4): Use comparison_operator predicate.
2619 (ctrapdi4): Likewise.
2620 (trapsi_insn): Use icc_comparison_operator predicate.
2621 (trapdi_insn): Likewise.
2622 (edge8 patterns): Use CCNZmode.
2623 (edge16 patterns): Likewise.
2624 (edge32 patterns): Likewise.
2626 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2628 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2630 (CC_BTST): Rename into...
2632 * config/visium/predicates.md (real_add_operand): New.
2633 (visium_btst_operator): Rename into...
2634 (visium_equality_comparison_operator): ...this.
2635 (visium_noov_operator): Rename into...
2636 (visium_nz_comparison_operator): ...this.
2637 (visium_c_comparison_operator): New.
2638 (visium_branch_operator): Adjust and deal with all CC modes.
2639 * config/visium/visium.c (visium_adjust_cost): Adjust.
2640 (visium_split_double_add): Use the *_set_carry patterns.
2641 (visium_select_cc_mode): Add support for CCC mode and adjust.
2642 (output_cbranch): Adjust and use the carry-based operators for
2643 floating-point comparisons.
2644 * config/visium/visium.md (flags_subst_arith): Adjust.
2645 (addsi3_insn_set_carry): New instruction.
2646 (subsi3_insn_set_carry): Likewise.
2647 (negsi2_insn_set_carry): Likewise.
2649 (cmp<mode>_sne): Likewise.
2650 (cbranch<mode>4): Use ordered_comparison_operator.
2651 (cbranch<mode>4_insn): Likewise.
2652 (cbranchsi4_btst_insn): Adjust.
2654 2016-10-11 Tom de Vries <tom@codesourcery.com>
2657 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2660 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2662 * tree.h (build_complex_type): Add second parameter with default.
2663 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2664 recursive call. Create a TYPE_DECL only if NAMED is true.
2665 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2667 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2669 New avr-passes.def to register AVR specific passes.
2671 * config/avr/avr-passes.def: New file.
2672 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2673 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2674 (make_avr_pass_recompute_note): New proto.
2675 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2676 (avr_pass_recompute_notes): Use anonymous namespace.
2677 (avr_register_passes): Remove function...
2678 (avr_option_override): ...and its call.
2680 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2682 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2683 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2684 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2685 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2687 * config/mips/mips.c (mips_option_override): Enable the branch
2688 likely depending on the tune flags and optimization level.
2689 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2690 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2691 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2692 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2694 2016-10-11 Richard Biener <rguenther@suse.de>
2696 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2697 (output_function): Properly stream the whole block tree.
2698 * lto-streamer-in.c (input_function): Likewise.
2700 2016-10-11 Marek Polacek <polacek@redhat.com>
2702 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2704 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2706 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2707 (evrp_dom_walker::before_dom_children): Infer and push new value
2708 ranges for x in y < x.
2710 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2713 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2714 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2715 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2716 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2717 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2718 (IA64_NO_LIBGCC_TFMODE): Likewise.
2720 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2722 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2725 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2727 * config.gcc: Add aarch64-*-freebsd* support.
2728 * config.host: Likewise.
2729 * config/aarch64/aarch64-freebsd.h: New file.
2730 * config/aarch64/t-aarch64-freebsd: Ditto.
2732 2016-10-10 Jeff Law <law@redhat.com>
2734 PR tree-optimization/71947
2735 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2736 B with A within a single statement.
2738 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2740 PR tree-optimization/77824
2741 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2742 zero cost for copies.
2743 (find_candidates_dom_walker::before_dom_children): Replace
2744 MODIFY_EXPR with SSA_NAME.
2745 (replace_mult_candidate): Likewise.
2746 (replace_profitable_candidates): Likewise.
2748 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2750 * config/s390/s390.h: Wrap more macros args in brackets and fix
2752 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2754 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2756 2016-10-10 Andreas Schwab <schwab@suse.de>
2759 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2760 pseudo is not DImode.
2762 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2764 * common/config/arc/arc-common.c (arc_option_optimization_table):
2765 Remove compact casesi option.
2766 * config/arc/arc.c (arc_override_options): Use compact casesi
2767 option only for pre-ARCv2 cores.
2768 * doc/invoke.texi (mcompact-casesi): Update text.
2770 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2772 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2773 Add macro to say we can efficiently handle overlapping unaligned
2775 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2776 poor code for processors older than p8.
2778 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2780 * gen-pass-instances.awk: Remove GNUism.
2782 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2784 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2785 NULL of (*ipcp_transformations)][node->uid].
2787 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2789 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2790 (MALLOC_ABI_ALIGNMENT): Define.
2792 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2794 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2795 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2796 VAR_OR_FUNCTION_DECL_P macros.
2797 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2798 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2799 chkp_find_bounds_1): Likewise.
2800 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2801 * hsa-gen.c (get_symbol_for_decl): Likewise.
2802 * cgraphunit.c (check_global_declaration, analyze_functions,
2803 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2805 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2806 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2808 * tree.c (set_decl_section_name, copy_node_stat,
2809 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2810 merge_dllimport_decl_attributes, handle_dll_attribute,
2811 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2812 verify_type): Likewise.
2813 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2814 find_explicit_erroneous_behavior): Likewise.
2815 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2816 * ipa.c (process_references): Likewise.
2817 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2818 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2819 notice_global_symbol, assemble_variable, mark_decl_referenced,
2820 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2821 make_decl_one_only, default_section_type_flags,
2822 categorize_decl_for_section, default_encode_section_info): Likewise.
2823 * trans-mem.c (requires_barrier): Likewise.
2824 * gimple-expr.c (mark_addressable): Likewise.
2825 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2826 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2827 expand_debug_expr): Likewise.
2828 * tree-dump.c (dequeue_and_dump): Likewise.
2829 * ubsan.c (instrument_bool_enum_load): Likewise.
2830 * tree-pretty-print.c (print_declaration): Likewise.
2831 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2832 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2833 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2834 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2835 pass_build_ssa::execute): Likewise.
2836 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2837 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2839 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2841 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2842 can_be_nonlocal, remap_decls, copy_debug_stmt,
2843 initialize_inlined_parameters, add_local_variables,
2844 reset_debug_binding, replace_locals_op): Likewise.
2845 * dse.c (can_escape): Likewise.
2846 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2848 * tree-diagnostic.c (default_tree_printer): Likewise.
2849 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2850 unpack_ts_decl_with_vis_value_fields,
2851 lto_input_ts_decl_common_tree_pointers): Likewise.
2852 * builtins.c (builtin_save_expr, fold_builtin_expect,
2853 readonly_data_expr): Likewise.
2854 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2855 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2857 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2858 * gimplify.c (force_constant_size, gimplify_bind_expr,
2859 gimplify_decl_expr, gimplify_var_or_parm_decl,
2860 gimplify_compound_lval, gimplify_init_constructor,
2861 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2862 gimplify_type_sizes): Likewise.
2863 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2864 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2865 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2866 remove_unused_locals): Likewise.
2867 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2868 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2869 * function.c (instantiate_expr, instantiate_decls_1,
2870 setjmp_vars_warning, add_local_decl): Likewise.
2871 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2873 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2874 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2875 optimize_va_list_gpr_fpr_size): Likewise.
2876 * tree-nrv.c (pass_nrv::execute): Likewise.
2877 * tsan.c (instrument_expr): Likewise.
2878 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2879 * vtable-verify.c (verify_bb_vtables): Likewise.
2880 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2881 get_ref_base_and_extent): Likewise.
2882 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2884 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2885 analyze_all_variable_accesses): Likewise.
2886 * tree-nested.c (get_nonlocal_debug_decl,
2887 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2888 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2889 get_local_debug_decl, convert_local_omp_clauses,
2890 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2892 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2893 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2894 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2895 dbxout_symbol, dbxout_common_check): Likewise.
2896 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2897 string_constant): Likewise.
2898 * hsa.c (hsa_get_declaration_name): Likewise.
2899 * passes.c (rest_of_decl_compilation): Likewise.
2900 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2901 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2902 pack_ts_decl_with_vis_value_fields,
2903 write_ts_decl_common_tree_pointers): Likewise.
2904 * stor-layout.c (place_field): Likewise.
2905 * symtab.c (symtab_node::maybe_create_reference,
2906 symtab_node::verify_base, symtab_node::make_decl_local,
2907 symtab_node::copy_visibility_from,
2908 symtab_node::can_increase_alignment_p): Likewise.
2909 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2910 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2911 fortran_common, add_location_or_const_value_attribute,
2912 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2913 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2914 optimize_one_addr_into_implicit_ptr,
2915 optimize_location_into_implicit_ptr): Likewise.
2916 * gimple-low.c (record_vars_into): Likewise.
2917 * ipa-visibility.c (update_vtable_references): Likewise.
2918 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2920 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2921 DFS::DFS_write_tree_body, write_symbol): Likewise.
2922 * langhooks.c (lhd_warn_unused_global_decl,
2923 lhd_set_decl_assembler_name): Likewise.
2924 * attribs.c (decl_attributes): Likewise.
2925 * except.c (output_ttype): Likewise.
2926 * varpool.c (varpool_node::get_create, ctor_for_folding,
2927 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2928 * fold-const.c (fold_unary_loc): Likewise.
2929 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2930 ipa_find_agg_cst_from_init): Likewise.
2931 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2932 expand_omp_target, lower_omp_regimplify_p,
2933 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2934 find_link_var_op): Likewise.
2935 * tree-chrec.c (chrec_contains_symbols): Likewise.
2936 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2937 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2938 execute_fixup_cfg): Likewise.
2940 PR tree-optimization/77901
2941 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2942 if ranges[i].exp is SSA_NAME when looking for >= and only when
2943 ranges[i].exp is NULL or SSA_NAME when looking for the other
2946 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2948 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2949 (ipcp_param_lattices): Remove field alignment.
2950 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2951 (set_all_contains_variable): Remove call to
2952 ipcp_alignment_lattice::set_to_bottom.
2953 (initialize_node_lattices): Likewise.
2954 (propagate_alignment_accross_jump_function): Remove.
2955 (propagate_constants_accross_call): Remove call to
2956 propagate_alignment_accross_jump_function.
2957 (ipcp_store_alignment_results): Remove.
2958 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2959 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2960 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2961 pretty-printing of alignment jump function.
2962 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2963 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2964 alignments and remove computing ipa_alignment jump function.
2965 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2966 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2967 (ipa_read_jump_function): Remove reading of ipa_alignment.
2968 (write_ipcp_transformation_info): Remove streaming for alignment
2969 propagation summary.
2970 (read_ipcp_transformation_info): Remove reading of alignment
2971 propagation summary.
2972 (ipcp_update_alignments): Remove.
2973 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2975 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2976 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2977 * ipa-prop.h (ipa_alignment): Remove.
2978 (ipa_jump_func): Remove field alignment.
2979 (ipcp_transformation_summary): Remove field alignments.
2980 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2981 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2982 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2984 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2986 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2988 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2990 (visium_expand_fp_cstore): Likewise.
2992 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2994 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2995 * diagnostic.c (warning_at_rich_loc_n): New function.
2996 (diagnostic_n_impl_richloc): Likewise.
2997 (diagnostic_n_impl): Move most of the function to
2998 diagnostic_n_impl_richloc and call it.
3000 2016-10-08 Jakub Jelinek <jakub@redhat.com>
3002 * gen-pass-instances.awk: Rewritten.
3003 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
3004 $(PASSES_EXTRA) after passes.def to the script.
3005 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
3006 * config/i386/i386-passes.def: New file.
3007 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
3008 make_pass_stv): Declare.
3009 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
3011 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
3013 (pass_stv::clone, pass_stv::set_pass_param): New methods.
3014 (pass_stv::timode_p): New non-static data member.
3015 (ix86_option_override): Don't register passes here.
3017 * doc/invoke.texi: Document accepting Else, fallthrough.
3019 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
3022 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
3023 FALLTHRU comment styles.
3025 2016-10-07 Andrew Pinski <apinski@cavium.com>
3027 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
3028 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
3029 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
3031 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
3033 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
3035 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
3036 (AARCH64_ARCH): Likewise.
3037 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
3039 (AARCH64_CORE): Likewise.
3040 (AARCH64_ARCH): Likewise.
3041 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
3042 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3043 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
3044 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3045 (AARCH64_ARCH): Likewise.
3046 (AARCH64_CORE): Likewise.
3047 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
3048 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
3049 (AARCH64_CORE): Likewise.
3050 (AARCH64_ARCH): Likewise.
3052 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3054 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
3055 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
3056 floating point type infrastructre, and -mfloat128 that enables the
3057 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
3058 if -mfloat128-type. Define __ibm128 to be long double by default.
3059 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
3060 the IEEE 128-bit floating point type infrastructure should
3061 automatically be enabled.
3062 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
3063 instead of -mfloat128 to enable KFmode.
3064 (rs6000_option_override_internal): Split the option -mfloat128
3065 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
3066 systems, automatically set -mfloat128-type, but don't enable it on
3067 other operating systems. Move setting the long double size and
3068 IEEE quad support before the IEEE 128-bit floating point changes.
3069 (rs6000_init_builtins): Do not create a unique type for __ibm128
3070 if long double is IBM extended double, instead rely on __ibm128
3071 being defined as 'long double'. If -mfloat128-type and not
3072 -mfloat128, create the KFmode type with an undocumented __ieee128
3074 (rs6000_init_libfuncs): Use -mfloat128-type instead of
3075 -mfloat128 for tests about the types, but keep tests for
3076 -mfloat128 to enable the keyword support.
3077 (rs6000_complex_function_value): Likewise.
3078 (rs6000_scalar_mode_supported_p): Likewise.
3079 (rs6000_floatn_mode): Likewise.
3080 (rs6000_c_mode_for_suffix): Likewise.
3081 (rs6000_opt_masks): Add -mfloat128-type.
3082 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
3083 -mfloat128-type being split from -mfloat128. Add
3084 -mfloat128-hardware, which was missing.
3085 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
3086 -mfloat128 and -mfloat128-type:
3087 (-mfloat128-type): Likewise.
3088 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
3089 that 64-bit Linux systems with enable -mfloat128-type by default
3091 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
3092 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
3093 -mfloat128-type instead of -mfloat128.
3094 (FLOAT128_2REG_P): Likewise.
3095 (MASK_FLOAT128_TYPE): Likewise.
3096 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3097 (RS6000_BTM_FLOAT128): Likewise.
3098 (TARGET_FLOAT128): Poison old identifiers.
3099 (OPTION_MASK_FLOAT128): Likewise.
3100 (MASK_FLOAT128): Likewise.
3101 * config/rs6000/rs6000.md (FP): Likewise.
3102 (FLOAT128): Likewise.
3103 (fix_trunc<mode>di2): Likewise.
3104 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3105 (floatdi<mode>2): Likewise.
3106 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
3107 (neg<mode>2, FLOAT128 iterator): Likewise.
3108 (abs<mode>2, FLOAT128 iterator): Likewise.
3109 (ieee_128bit_negative_zero): Likewise.
3110 (ieee_128bit_vsx_neg<mode>2): Likewise.
3111 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
3112 (ieee_128bit_vsx_abs<mode>2): Likewise.
3113 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
3114 (ieee_128bit_vsx_nabs<mode>2): Likewise.
3115 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
3116 (extendiftf2): Likewise.
3117 (extendifkf2): Likewise.
3118 (extendtfkf2): Likewise.
3119 (trunciftf2): Likewise.
3120 (truncifkf2): Likewise.
3121 (trunckftf2): Likewise.
3122 (trunctfif2): Likewise.
3123 (extendkftf2): Likewise.
3124 (trunctfkf2): Likewise.
3126 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3128 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3129 before merging in bytes to pass down to real_from_target.
3131 2016-10-07 Richard Biener <rguenther@suse.de>
3133 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3135 (substitute_and_fold_dom_walker::before_dom_children):
3136 Substitute and fold before pass specific folding to avoid
3137 feeding that with SSA names that will be later released.
3138 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3139 introduced by folding and visited by evaluate_stmt called during
3141 (likely_value): Likewise.
3142 (evaluate_stmt): Likewise.
3143 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3144 (simplify_div_or_mod_using_ranges): Likewise.
3145 (simplify_min_or_max_using_ranges): Likewise.
3146 (simplify_abs_using_ranges): Likewise.
3147 (simplify_conversion_using_ranges): Likewise.
3148 (simplify_float_conversion_using_ranges): Likewise.
3149 (simplify_stmt_using_ranges): Likewise.
3151 2016-10-07 Marek Polacek <polacek@redhat.com>
3153 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3154 FALLTHROUGH_LABEL_P here...
3155 (warn_implicit_fallthrough_r): ...not here.
3157 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3159 PR tree-optimization/77880
3160 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3163 2016-10-07 Marek Polacek <polacek@redhat.com>
3166 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3168 2016-10-07 Richard Biener <rguenther@suse.de>
3170 * bitmap.h: Document constraints on bitmap modification while
3173 2016-10-07 Richard Biener <rguenther@suse.de>
3175 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3176 * bitmap.h (bmp_iter_set): When advancing to the next element
3177 check that we didn't remove the current one.
3178 (bmp_iter_and): Likewise.
3179 (bmp_iter_and_compl): Likewise.
3180 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3181 we currently iterate on but keep a one-level queue.
3182 * sched-deps.c (remove_from_deps): Do not clear current bit
3183 but keep a one-level queue.
3185 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3187 PR tree-optimization/77664
3188 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3189 for the other ranges.
3190 (optimize_range_tests_diff): Fix up formatting.
3191 (optimize_range_tests_var_bound): New function.
3192 (optimize_range_tests): Use it.
3194 2016-10-07 Martin Liska <mliska@suse.cz>
3196 * coverage.c (build_gcov_exit_decl): Fix priority what
3197 should be really 99.
3199 2016-10-07 Richard Biener <rguenther@suse.de>
3201 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3202 vars in gimple_bind_vars but not in BLOCK_VARS.
3204 2016-10-07 Richard Biener <rguenther@suse.de>
3206 PR tree-optimization/77879
3207 * tree-ssa-structalias.c (handle_const_call): Properly handle
3209 (handle_pure_call): Likewise.
3211 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3213 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
3214 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
3217 2016-10-06 Andrew Pinski <apinski@cavium.com>
3219 * config/aarch64/aarch64-cores.def: Add a comment before each
3222 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3224 PR tree-optimization/77862
3225 * tree-vrp.c (add_equivalence): Use get_value_range so that
3226 num_vr_values is checked before accessing vr_values.
3228 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3230 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3233 2016-10-05 Jeff Law <law@redhat.com>
3235 PR tree-optimization/71661
3236 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3237 removal of a forwarder exposes a new natural loop.
3239 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3241 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3242 Introduce ssesuffix variable.
3243 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3244 (*<code><mode>3): Ditto.
3246 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3248 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3251 2016-10-06 Richard Biener <rguenther@suse.de>
3253 PR tree-optimization/77855
3254 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3255 instead of removing the current item while iterating over the set
3258 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3259 Eric Botcazou <ebotcazou@adacore.com>
3262 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3263 (classify_registers): Don't set it
3264 (function_arg_slotno): Don't initialize and test it. Tidy up.
3266 2016-10-06 Richard Biener <rguenther@suse.de>
3268 PR tree-optimization/77839
3269 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3272 2016-10-06 Martin Liska <mliska@suse.cz>
3274 * gcc.c: Set -fprofile-update=atomic when profiling is
3275 enabled and -pthread is set. Warn when one combines
3276 -pthread and -fprofile-update=single for an app using
3279 2016-10-06 Martin Liska <mliska@suse.cz>
3282 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3283 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3284 Initialize a pointer to NULL.
3285 (slsr_process_copy): Likewise.
3286 * input.c (location_get_source_line): Likewise.
3287 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3289 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3291 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3292 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
3293 (ix86_handle_option): Deleted handle of OPT_mpcommit.
3294 * config.gcc: Deleted pcommitintrin.h
3295 * config/i386/pcommitintrin.h: Deleted file.
3296 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
3297 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
3299 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
3301 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
3302 (PTA_PCOMMIT): Deleted define.
3303 (ix86_option_override_internal): Deleted handle of option.
3304 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
3305 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
3306 __builtin_ia32_pcommit): Deleted.
3307 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
3308 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
3309 (pcommit): Deleted instruction.
3310 * config/i386/i386.opt: Mention -mpcommit deprecation.
3311 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
3313 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
3316 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
3317 Remove wrong assert.
3318 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
3319 Use <round_constraint> as operand 1 constraint.
3321 2016-10-05 Jakub Jelinek <jakub@redhat.com>
3324 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
3325 (ubsan_instrument_float_cast): And not here.
3328 * ubsan.c (ubsan_ids): New GTY(()) array.
3329 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
3330 instead of static local counters.
3332 2016-10-05 Martin Sebor <msebor@redhat.com>
3335 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
3336 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
3337 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
3338 (default_printf_pointer_format): Define function.
3339 * targhooks.c (linux_printf_pointer_format): Define new function.
3340 * targhooks.h (linux_printf_pointer_format): Declare.
3341 (gnu_libc_printf_pointer_format): Remove declaration.
3343 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3345 * fold-const.c (native_encode_real): Fix logic for selecting offset
3346 to write to when BYTES_BIG_ENDIAN.
3348 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
3350 * builtins.c (fold_builtin_strchr): Remove function.
3351 (fold_builtin_strrchr): Likewise.
3352 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
3353 * gimple-fold.c (target_char_cst_p): New function.
3354 (gimple_fold_builtin_strchr) Add more foldings.
3355 (gimple_fold_builtin): Add index, strrchr, rindex cases.
3357 2016-10-05 Richard Biener <rguenther@suse.de>
3360 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
3361 capture ids in c-exprs.
3363 2016-10-05 Richard Biener <rguenther@suse.de>
3366 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
3367 with types_match for GIMPLE code gen to handle type mismatched
3369 (dt_operand::gen): Adjust.
3370 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
3373 2016-10-05 Richard Biener <rguenther@suse.de>
3375 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
3377 2016-10-05 Richard Biener <rguenther@suse.de>
3380 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
3382 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
3384 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
3385 version check to protect only DW_TAG_imported_module generation.
3387 2016-10-05 Richard Biener <rguenther@suse.de>
3390 * match.pd (min(a,-a) -> -abs(a)): New pattern.
3392 2016-10-04 Ian Lance Taylor <iant@golang.org>
3394 * explow.c (allocate_dynamic_stack_space): Call
3395 do_pending_stack_adjust before handling flag_split_stack.
3397 2016-10-04 David Malcolm <dmalcolm@redhat.com>
3399 * genattrtab.c (make_internal_attr): Supply dummy column number to
3402 * genoutput.c (init_insn_for_nothing): Likewise.
3403 * gensupport.c (add_define_attr): Likewise.
3404 * read-md.c (message_at_1): Print column number.
3405 (fatal_with_file_and_line): Likewise.
3406 (rtx_reader::read_char): Track column numbers.
3407 (rtx_reader::unread_char): Likewise.
3408 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
3409 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
3410 (rtx_reader::handle_file): Initialize m_read_md_colno.
3411 (rtx_reader::get_current_location): Supply column number to
3413 * read-md.h (struct file_location): Add field "colno".
3414 (file_location::file_location): Likewise.
3415 (rtx_reader::get_colno): New accessor.
3416 (rtx_reader::m_read_md_colno): New field.
3417 (rtx_reader::m_last_line_colno): New field.
3419 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3421 * doc/extend.texi (Java Exceptions): Remove.
3422 (java_interface): Remove.
3424 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
3426 PR tree-optimization/77808
3427 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
3428 and addr are different before copying points-to information.
3430 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
3433 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
3434 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
3435 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
3437 2016-10-04 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/77399
3440 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
3441 verify the target can convert.
3443 2016-10-04 Richard Biener <rguenther@suse.de>
3446 * explow.c (plus_constant): Verify the mode of the constant
3447 pool offset before calling plus_constant.
3449 2016-10-04 Richard Biener <rguenther@suse.de>
3452 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
3453 type support, mark with :C.
3454 (X / -X -> -1): Mark with :C.
3456 2016-10-04 Jakub Jelinek <jakub@redhat.com>
3458 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
3459 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
3460 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
3461 * doc/tm.texi: Regenerated.
3462 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
3463 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
3464 * config/darwin.h (JCR_SECTION_NAME): Remove.
3465 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
3466 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
3467 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
3468 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
3469 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
3470 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
3472 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3474 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
3475 between "because" and "param" in dump message in call to fprintf.
3477 2016-10-03 Jeff Law <law@redhat.com>
3479 PR tree-optimization/71550
3480 PR tree-optimization/71403
3481 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
3482 (profitable_jump_thread_path): Also return boolean indicating if
3483 the realized path will create an irreducible loop.
3484 Remove loop depth tests from 71403.
3485 (fsm_find_control_statement_thread_paths): Remove loop depth tests
3486 from 71403. If threading will create an irreducible loop, then
3487 throw away loop iteration and related information.
3489 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
3491 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
3492 -Woverloaded-virtual checks for warning options.
3493 * configure: Regenerate.
3495 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3497 PR preprocessor/77699
3498 * input.c (maybe_grow): Don't allocate one byte extra headroom.
3499 (get_next_line): Return false on error.
3500 (read_next_line): Removed, use get_next_line instead.
3501 (read_line_num): Don't copy the line.
3502 (location_get_source_line): Don't use static data.
3503 (selftest::test_reading_source_line): Add more test cases.
3505 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3508 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3510 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3511 (noce_process_if_block): Use it.
3513 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
3515 * doc/invoke.texi: Update -Wint-in-bool-context.
3517 2016-10-02 Jakub Jelinek <jakub@redhat.com>
3519 * dwarf2out.c (output_fde, output_call_frame_info,
3520 dwarf2out_do_cfi_startproc, set_indirect_string,
3521 gen_internal_sym, output_die, output_line_info): Use
3522 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
3523 ASM_GENERATE_INTERNAL_LABEL output.
3525 2016-10-01 Richard Biener <rguenther@suse.de>
3528 * genmatch.c (get_operand_type): Add operand position arg
3529 and handle COND_EXPR comparison operand with fixed boolean_type_node.
3530 (expr::gen_transform): Adjust.
3531 (dt_simplify::gen_1): Likewise.
3533 2016-10-01 Jakub Jelinek <jakub@redhat.com>
3535 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
3536 comments. Simplify asserts, remove unnecessary conditions.
3538 (*<code><mode>3): Likewise.
3540 2016-09-30 Jakub Jelinek <jakub@redhat.com>
3542 * doc/invoke.texi (-Wregister): Document.
3544 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3546 * configure.ac: Split CHECKING_P into CHECKING_P and
3547 ENABLE_EXTRA_CHECKING.
3548 * configure: Regenerated.
3549 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
3550 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
3552 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
3555 * gcc.c (process_command): For @filename handling, output
3556 the correct name if the file does not exist.
3558 2016-09-30 Marek Polacek <polacek@redhat.com>
3560 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
3561 * config/alpha/predicates.md: Likewise.
3563 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3565 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3566 (noce_process_if_block): Use it.
3568 2016-09-30 Martin Liska <mliska@suse.cz>
3570 * doc/invoke.texi: Document asan-use-after-return that
3571 it's disabled by default in runtime.
3573 2016-09-30 Richard Biener <rguenther@suse.de>
3575 * tree-vrp.c (intersect_ranges): If we failed to handle
3576 the intersection choose a constant singleton range if available.
3578 2016-09-30 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/77399
3581 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3582 float <-> int conversions.
3584 2016-09-30 Alan Modra <amodra@gmail.com>
3586 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
3588 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
3591 ext_level before calling CPUID with 0x80000008.
3592 Simplify xgetbv checks.
3594 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3596 * Makefile.in (OBJS): Add print-rtl-function.o.
3597 * print-rtl-function.c: New file.
3598 * print-rtl.h (print_rtx_function): New decl.
3600 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3603 * config/i386/cpuid.h (__get_cpuid_count): New.
3604 (__get_cpuid): Rename __level to __leaf.
3606 2016-09-29 Marek Polacek <polacek@redhat.com>
3608 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
3610 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
3612 * builtins.c (expand_builtin_memcmp): don't swap args unless
3613 result is only being compared with zero.
3615 2016-09-29 Marek Polacek <polacek@redhat.com>
3617 * dwarf2out.c (loc_descriptor): Add fall through comment.
3618 (add_const_value_attribute): Likewise.
3620 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3622 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3623 with "v6t2". Move "arch" attribute above "pool_range".
3624 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3626 (*thumb2_movhi_vfp): Likewise.
3627 (*arm_movhi_fp16): Likewise.
3628 (*thumb2_movhi_fp16): Likewise.
3629 (*arm_movsi_vfp): Remove "arch" attribute.
3630 (*thumb2_movsi_vfp): Likewise.
3632 2016-09-29 Martin Liska <mliska@suse.cz>
3634 * doc/extend.texi: Remove limitation of Objective C for
3635 __attribute__((constructor)) and __attribute__((destructor)).
3637 2016-09-29 Richard Biener <rguenther@suse.de>
3639 PR tree-optimization/77768
3640 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3641 Handle stores to readonly memory when removing redundant stores.
3643 2016-09-29 Richard Biener <rguenther@suse.de>
3646 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3647 X / -X -> -1 simplifications.
3649 2016-09-29 Richard Biener <rguenther@suse.de>
3652 * match.pd: Add max(a,-a) -> abs(a) pattern.
3653 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3654 HONOR_SIGNED_ZEROS types.
3656 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3658 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3659 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3661 2016-09-29 Richard Biener <rguenther@suse.de>
3663 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3664 writing to vr_const_varying.
3665 (vrp_initialize): Call it.
3666 (vrp_visit_stmt): Likewise.
3667 (evrp_dom_walker::before_dom_children): Likewise.
3669 2016-09-29 Richard Biener <rguenther@suse.de>
3671 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3672 constructors with vector elements.
3674 2016-09-29 Richard Biener <rguenther@suse.de>
3676 PR tree-optimization/77768
3677 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3678 with stores to a place we know has a constant value.
3680 2016-09-29 Alan Modra <amodra@gmail.com>
3682 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3683 * doc/invoke.texi: Document it.
3684 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3685 (rs6000_passes_float): Comment.
3686 (rs6000_passes_long_double): New static var.
3687 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3688 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3689 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3690 to include fp values returned in vectors.
3691 Set rs6000_passes_long_double.
3692 (rs6000_function_arg_advance_1): Likewise for function args.
3693 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3694 and SPE. Emit long double tag value too.
3695 (rs6000_opt_vars): Add gnu-attr.
3696 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3697 * configure: Regenerate.
3698 * config.in: Regenerate.
3700 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3702 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3704 (format_floating, format_string, format_directive,
3705 get_destination_size, pass_sprintf_length::handle_gimple_call):
3708 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3710 * gimple-ssa-sprintf.c: Fix comment formatting.
3711 (format_integer): Use is_gimple_assign.
3712 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3713 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3714 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3715 (pass_sprintf_length::execute): Use is_gimple_call.
3717 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3719 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3720 strchr, also try the generic folding.
3722 2016-09-28 Martin Sebor <msebor@redhat.com>
3725 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3728 2016-09-28 Martin Sebor <msebor@redhat.com>
3731 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3732 length modifier is not expected.
3733 (format_floating): Ignore l length modifier and fail gracefuly
3734 when it isn't one of the other expected ones.
3736 2016-09-28 Martin Sebor <msebor@redhat.com>
3739 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3741 2016-09-27 Richard Biener <rguenther@suse.de>
3743 * dwarf2out.c (cu_die_list): New global.
3744 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3745 main_comp_unit_die to cu_die_list if we created it.
3746 Move break_out_includes ...
3747 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3750 2016-09-28 Richard Biener <rguenther@suse.de>
3752 * dwarf2out.c (struct die_struct): Add removed flag.
3753 (lookup_type_die): If the DIE is marked as removed, clear
3754 TYPE_SYMTAB_DIE and return NULL.
3755 (lookup_decl_die): If the DIE is marked as removed, remove it
3756 from the hash and return NULL.
3757 (mark_removed): New helper.
3758 (prune_unused_types_prune): Call it for removed DIEs.
3759 (gen_subprogram_die): Move the premark_used_types call to after
3760 DIEs for the functions scopes are generated.
3761 (process_scope_var): Do not re-create pruned types or type decls.
3762 Make sure to also re-parent type decls.
3763 (dwarf2out_finish): Move unused type pruning and debug_types
3765 (dwarf2out_early_finish): ... here.
3767 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3769 * config/arc/arc-c.c: New file.
3770 * config/arc/arc-c.def: Likewise.
3771 * config/arc/t-arc: Likewise.
3772 * config.gcc: Include arc-c.o as c and cpp object.
3773 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3774 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3775 arc_cpu_cpp_builtins.
3777 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3779 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3780 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3782 2016-09-28 Nathan Sidwell <nathan@acm.org>
3784 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3787 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3789 PR tree-optimization/61056
3790 * gimple-fold.c (gimple_fold_builtin_strchr):
3791 New function to optimize strchr (s, 0) to strlen.
3792 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3794 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3796 PR tree-optimization/77724
3797 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3798 Add tree_fits_shwi_p check.
3800 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3802 * auto-inc-dec.c (try_merge): Remove break after return.
3803 * cselib.c (autoinc_split): Likewise.
3804 * explow.c (promote_mode): Likewise.
3805 * fixed-value.c (fixed_arithmetic): Likewise.
3806 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3807 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3808 * trans-mem.c (get_attrs_for): Likewise.
3809 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3810 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3811 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3812 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3813 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3814 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3815 * config/cris/cris.c (cris_op_str): Likewise.
3816 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3817 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3819 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3821 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3822 IFN_GOACC_REDUCTION_CODES): New.
3823 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3824 ifn_goacc_reduction_kind): Use them.
3825 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3826 of internal functions, when applicable.
3828 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3830 * config/mips/constraints.md (d): Fix documentation.
3831 * doc/md.texi (Machine Constraints): Update accordingly.
3833 2016-09-27 Richard Biener <rguenther@suse.de>
3835 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3836 cur_line_info_table initialization ...
3837 (dwarf2out_assembly_start): ... here.
3839 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3841 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3842 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3843 (*thumb2_movhi_vfp): Likewise.
3844 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3845 template. Expand predicable attribute to mark VMOV.F16 as not
3846 predicable. Add "arch" attribute.
3847 (*thumb2_movhi_fp16): Likewise.
3848 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3849 (*thumb2_movsi_vfp): Add "arch" attribute.
3851 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3853 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3856 2016-09-27 Marek Polacek <polacek@redhat.com>
3858 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3861 * config/c6x/c6x.h: Adjust fall through comment.
3862 * config/sh/sh.c (final_prescan_insn): Likewise.
3863 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3864 (visium_expand_fp_cstore): Likewise.
3866 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3868 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3869 expected by -Wimplicit-fallthrough.
3870 (thumb1_size_rtx_costs): Likewise.
3871 (thumb2_reorg): Likewise.
3872 (tls_mentioned_p): Add "Fall through" comment.
3873 (thumb2_reorg): Likewise.
3874 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3875 comment form expected by -Wimplicit-fallthrough.
3877 2016-09-27 Martin Liska <mliska@suse.cz>
3879 PR gcov-profile/46266
3880 * input.h (RESERVED_LOCATION_P): New macro.
3881 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3882 instread of comparison with UNKNOWN_LOCATION.
3884 2016-09-27 Richard Biener <rguenther@suse.de>
3886 PR tree-optimization/77745
3887 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3888 When removing redundant stores make sure to check compatibility
3889 of the TBAA state for downstream accesses.
3890 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3891 value-numbering virtual operands for store matches.
3893 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3896 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3897 movrt patterns. Match them before anything else in the SET case.
3899 2016-09-27 Martin Liska <mliska@suse.cz>
3901 PR gcov-profile/7970
3902 PR gcov-profile/16855
3903 PR gcov-profile/44779
3904 * coverage.c (build_gcov_exit_decl): New function.
3905 (coverage_obj_init): Call the function and generate __gcov_exit
3907 * doc/gcov.texi: Document when __gcov_exit function is called.
3909 2016-09-27 Marek Polacek <polacek@redhat.com>
3912 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3913 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3914 -Wno-error instead of -Wno-implicit-fallthrough.
3916 2016-09-27 Martin Liska <mliska@suse.cz>
3919 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3921 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3923 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3924 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3925 comments. Remove break after return.
3926 (ix86_fp_compare_code_to_integer, has_dispatch,
3927 ix86_simd_clone_usable): Remove break after return.
3929 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3931 PR rlt-optimization/77714
3932 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3935 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3938 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3939 extract_range_from_unary_expr to convert value_range.
3940 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3941 (extract_range_from_unary_expr): This.
3942 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3944 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3946 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3948 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3950 * config/i386/i386.c (ix86_print_operand)
3951 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3952 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3953 (epilogue_renumber): Likewise.
3955 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3958 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3959 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3961 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3963 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3964 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3965 is_mm_seq_cst, is_mm_sync): Move to ...
3966 * memmodel.h: This. New file.
3967 * builtins.c: Include memmodel.h.
3968 * optabs.c: Likewise.
3970 * config/aarch64/aarch64.c: Likewise.
3971 * config/alpha/alpha.c: Likewise.
3972 * config/arm/arm.c: Likewise.
3973 * config/i386/i386.c: Likewise.
3974 * config/ia64/ia64.c: Likewise.
3975 * config/mips/mips.c: Likewise.
3976 * config/rs6000/rs6000.c: Likewise.
3977 * config/sparc/sparc.c: Likewise.
3978 * genconditions.c: Include memmodel.h in generated file.
3979 * genemit.c: Likewise.
3980 * genoutput.c: Likewise.
3981 * genpeep.c: Likewise.
3982 * genpreds.c: Likewise.
3983 * genrecog.c: Likewise.
3985 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3987 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3988 "c" instead when parsing characters. Move operand parsing into...
3989 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3990 and tightening the scope of various locals.
3992 2016-09-26 Liu Hao <lh_mouse@126.com>
3994 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3996 2016-09-26 Marek Polacek <polacek@redhat.com>
3998 * system.h: Use __has_attribute to check whether the fallthrough
3999 attribute is supported.
4001 2016-09-26 Marek Polacek <polacek@redhat.com>
4003 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
4004 gimple_call_internal_p.
4005 * ipa-split.c (find_return_bb): Likewise.
4006 (execute_split_functions): Likewise.
4007 * omp-low.c (dump_oacc_loop_part): Likewise.
4008 (oacc_loop_xform_head_tail): Likewise.
4009 * predict.c (predict_loops): Likewise.
4010 * sanopt.c (pass_sanopt::execute): Likewise.
4011 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
4012 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
4013 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
4014 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
4015 (expand_ifn_va_arg): Likewise.
4016 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4017 (optimize_mask_stores): Likewise.
4018 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
4019 (vect_transform_stmt): Likewise.
4020 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
4021 * tsan.c (instrument_memory_accesses): Likewise.
4023 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4024 Alexander Monakov <amonakov@ispras.ru>
4026 * regrename.c (rename_chains): Check
4027 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
4028 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
4029 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4031 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4033 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
4034 (s390_sched_score): Likewise.
4036 2016-09-26 Martin Liska <mliska@suse.cz>
4038 * doc/gcov.texi: Update program output of gcov tool.
4040 2016-09-26 Martin Liska <mliska@suse.cz>
4042 PR gcov-profile/23332
4043 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
4044 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
4045 * value-prof.c (dump_histogram_value): Do not handle
4046 HIST_TYPE_CONST_DELTA.
4047 (stream_in_histogram_value): Likewise.
4048 (gimple_find_values_to_profile): Likewise.
4049 * value-prof.h (enum hist_type): Likewise.
4051 2016-09-26 Martin Liska <mliska@suse.cz>
4053 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
4054 from default sanitize recover values.
4055 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
4056 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
4057 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
4059 * opts.c (finish_options): Do a generic loop over options
4060 that can be recovered.
4061 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
4063 (common_handle_option): Likewise.
4064 * opts.h: Declare can_recover to sanitizer_opts_s.
4066 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
4068 * target.def(elf_flags_numeric): Change documentation to present tense.
4069 * doc/tm.texi: Regenerate.
4071 2016-09-26 Marek Polacek <polacek@redhat.com>
4074 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4075 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
4076 -Wno-switch-fallthrough.
4077 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
4078 (expand_builtin): Likewise.
4079 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
4080 * convert.c (convert_to_real_1): Likewise.
4081 (convert_to_integer_1): Likewise.
4082 * final.c (output_alternate_entry_point): Likewise.
4083 * genattrtab.c (make_canonical): Likewise.
4084 (write_test_expr): Likewise.
4085 * genpreds.c (validate_exp): Likewise.
4086 * gimple-ssa-strength-reduction.c
4087 (find_candidates_dom_walker::before_dom_children): Likewise.
4088 * godump.c (go_format_type): Likewise.
4089 * reload1.c (elimination_effects): Likewise.
4090 * resource.c (mark_referenced_resources): Likewise.
4091 (mark_set_resources): Likewise.
4092 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
4093 * varasm.c (output_addressed_constants): Likewise.
4095 2016-09-26 Marek Polacek <polacek@redhat.com>
4098 * common.opt (Wimplicit-fallthrough): New option.
4099 * doc/extend.texi: Document statement attributes and the fallthrough
4101 * doc/invoke.texi: Document -Wimplicit-fallthrough.
4102 * gimple.h (gimple_call_internal_p): New function.
4103 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
4104 (struct label_entry): New struct.
4105 (find_label_entry): New function.
4106 (case_label_p): New function.
4107 (collect_fallthrough_labels): New function.
4108 (last_stmt_in_scope): New function.
4109 (should_warn_for_implicit_fallthrough): New function.
4110 (warn_implicit_fallthrough_r): New function.
4111 (maybe_warn_implicit_fallthrough): New function.
4112 (expand_FALLTHROUGH_r): New function.
4113 (expand_FALLTHROUGH): New function.
4114 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
4115 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
4116 (gimplify_label_expr): New function.
4117 (gimplify_case_label_expr): Set location.
4118 (gimplify_expr): Call gimplify_label_expr.
4119 * internal-fn.c (expand_FALLTHROUGH): New function.
4120 * internal-fn.def (FALLTHROUGH): New internal function.
4121 * langhooks.c (lang_GNU_OBJC): New function.
4122 * langhooks.h (lang_GNU_OBJC): Declare.
4123 * system.h (gcc_fallthrough): Define.
4124 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
4125 * tree.h (FALLTHROUGH_LABEL_P): Define.
4127 2016-09-26 Richard Biener <rguenther@suse.de>
4129 * dwarf2out.c (stripattributes): Remove unused function.
4130 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4131 Push dwarf_split_debug_info handling into init_sections_and_labels.
4132 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4133 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4134 (debug_macinfo_section_name): New global.
4135 (output_macinfo): Use debug_macinfo_section_name.
4136 (init_sections_and_labels): Split out section and label generation
4137 from dwarf2out_init. Set debug_macinfo_section_name.
4138 (dwarf2out_init): Move text section label generation and emission
4140 (dwarf2out_assembly_start): ... here.
4141 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4144 2016-09-26 Richard Biener <rguenther@suse.de>
4147 * cgraphunit.c (analyze_functions): Before early removing
4148 global vars calls the late_global_decl debug handler mark
4149 the variable as readonly.
4151 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4154 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4155 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4156 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4157 declare new overloads.
4158 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4161 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4163 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4164 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4166 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4168 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4169 * configure: Regenerate.
4171 2016-09-24 Marek Polacek <polacek@redhat.com>
4174 * doc/invoke.texi: Document -Wbool-operation.
4176 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4178 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4179 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4180 cmpmemsi pattern to do builtin expansion of memcmp ().
4181 (compute_current_alignment): Add helper function for
4182 expand_block_compare used to compute alignment as the compare proceeds.
4183 (select_block_compare_mode): Used by expand_block_compare to select
4184 the mode used for reading the next chunk of bytes in the compare.
4185 (do_load_for_compare): Used by expand_block_compare to emit the load
4186 insns for the compare.
4187 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4188 reference from expand_block_compare ().
4189 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4190 prototype for this function.
4191 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4192 target option for controlling how much code inline expansion of
4193 memcmp() will be allowed to generate.
4195 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4197 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4198 hook_bool_mode_false, hook_bool_mode_true,
4199 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4200 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4201 hook_bool_const_rtx_insn_const_rtx_insn_true,
4202 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4203 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4204 hook_bool_const_tree_hwi_hwi_const_tree_false,
4205 hook_bool_const_tree_hwi_hwi_const_tree_true,
4206 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4207 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4208 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4209 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
4210 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
4211 hook_bool_const_tree_true, hook_bool_tree_tree_false,
4212 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
4213 hook_bool_rtx_insn_true, hook_bool_rtx_false,
4214 hook_bool_uintp_uintp_false,
4215 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
4216 hook_rtx_tree_int_null, hook_uint_mode_0,
4217 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
4218 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
4219 hook_constcharptr_const_rtx_insn_null,
4220 hook_constcharptr_const_tree_const_tree_null,
4221 hook_constcharptr_int_const_tree_null,
4222 hook_constcharptr_int_const_tree_const_tree_null,
4223 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
4224 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
4225 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
4227 * vec.h (vNULL): Extend comment to say = vNULL initialization
4228 isn't needed for static vars.
4230 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4231 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4232 = vNULL initialization of file scope vec.
4233 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4234 disabled_pass_uid_range_tab): Likewise.
4235 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4236 * tree-chkp-opt.c (check_infos): Likewise.
4237 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4239 * vec.h (vnull::operator vec): Add constexpr keyword for
4242 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4244 PR tree-optimization/77654
4245 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4246 to duplicate_ssa_name_ptr_info.
4248 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4250 PR preprocessor/77672
4251 * input.c (selftest::test_lexer_string_locations_simple): Update
4252 test to expect location information of the terminator character
4253 at the location of the final closing quote.
4254 (selftest::test_lexer_string_locations_hex): Likewise.
4255 (selftest::test_lexer_string_locations_oct): Likewise.
4256 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4257 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4258 (selftest::test_lexer_string_locations_ucn4): Likewise.
4259 (selftest::test_lexer_string_locations_ucn8): Likewise.
4260 (selftest::test_lexer_string_locations_u8): Likewise.
4261 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4262 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4263 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4264 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4265 (selftest::test_lexer_string_locations_macro): Likewise.
4266 (selftest::test_lexer_string_locations_long_line): Likewise.
4268 2016-09-23 Richard Biener <rguenther@suse.de>
4270 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4271 virtual definition to virtual use if the call devirtualizes
4272 to a const or pure function.
4273 (visit_use): Also visit calls we can devirtualize to a
4274 const or pure function.
4276 2016-09-23 Richard Biener <rguenther@suse.de>
4278 PR tree-optimization/77697
4279 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4280 signal error if we have sth ternary or unhandled.
4282 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4284 * config/arm/arm_neon.h (vabd_f16): New.
4318 (vcvt_f16_s16): New.
4319 (vcvt_f16_u16): New.
4320 (vcvt_s16_f16): New.
4321 (vcvt_u16_f16): New.
4322 (vcvtq_f16_s16): New.
4323 (vcvtq_f16_u16): New.
4324 (vcvtq_s16_f16): New.
4325 (vcvtq_u16_f16): New.
4326 (vcvta_s16_f16): New.
4327 (vcvta_u16_f16): New.
4328 (vcvtaq_s16_f16): New.
4329 (vcvtaq_u16_f16): New.
4330 (vcvtm_s16_f16): New.
4331 (vcvtm_u16_f16): New.
4332 (vcvtmq_s16_f16): New.
4333 (vcvtmq_u16_f16): New.
4334 (vcvtn_s16_f16): New.
4335 (vcvtn_u16_f16): New.
4336 (vcvtnq_s16_f16): New.
4337 (vcvtnq_u16_f16): New.
4338 (vcvtp_s16_f16): New.
4339 (vcvtp_u16_f16): New.
4340 (vcvtpq_s16_f16): New.
4341 (vcvtpq_u16_f16): New.
4342 (vcvt_n_f16_s16): New.
4343 (vcvt_n_f16_u16): New.
4344 (vcvtq_n_f16_s16): New.
4345 (vcvtq_n_f16_u16): New.
4346 (vcvt_n_s16_f16): New.
4347 (vcvt_n_u16_f16): New.
4348 (vcvtq_n_s16_f16): New.
4349 (vcvtq_n_u16_f16): New.
4363 (vmul_lane_f16): New.
4366 (vmulq_lane_f16): New.
4388 (vrsqrteq_f16): New.
4392 (vrsqrtsq_f16): New.
4396 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4398 * config.gcc (extra_headers): Add arm_fp16.h
4399 * config/arm/arm_fp16.h: New.
4400 * config/arm/arm_neon.h: Include "arm_fp16.h".
4402 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4404 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
4406 (vmulf): New (v8hf, v4hf variants).
4407 (vfma): New (v8hf, v4hf variants).
4408 (vfms): New (v8hf, v4hf variants).
4409 (vsub): New (v8hf, v4hf variants).
4410 (vcage): New (v8hf, v4hf variants).
4411 (vcagt): New (v8hf, v4hf variants).
4412 (vcale): New (v8hf, v4hf variants).
4413 (vcalt): New (v8hf, v4hf variants).
4414 (vceq): New (v8hf, v4hf variants).
4415 (vcgt): New (v8hf, v4hf variants).
4416 (vcge): New (v8hf, v4hf variants).
4417 (vcle): New (v8hf, v4hf variants).
4418 (vclt): New (v8hf, v4hf variants).
4419 (vceqz): New (v8hf, v4hf variants).
4420 (vcgez): New (v8hf, v4hf variants).
4421 (vcgtz): New (v8hf, v4hf variants).
4422 (vcltz): New (v8hf, v4hf variants).
4423 (vclez): New (v8hf, v4hf variants).
4424 (vabd): New (v8hf, v4hf variants).
4425 (vmaxf): New (v8hf, v4hf variants).
4426 (vmaxnm): New (v8hf, v4hf variants).
4427 (vminf): New (v8hf, v4hf variants).
4428 (vminnm): New (v8hf, v4hf variants).
4429 (vpmaxf): New (v4hf variant).
4430 (vpminf): New (v4hf variant).
4431 (vpadd): New (v4hf variant).
4432 (vrecps): New (v8hf, v4hf variants).
4433 (vrsqrts): New (v8hf, v4hf variants).
4434 (vabs): New (v8hf, v4hf variants).
4435 (vneg): New (v8hf, v4hf variants).
4436 (vrecpe): New (v8hf, v4hf variants).
4437 (vrnd): New (v8hf, v4hf variants).
4438 (vrnda): New (v8hf, v4hf variants).
4439 (vrndm): New (v8hf, v4hf variants).
4440 (vrndn): New (v8hf, v4hf variants).
4441 (vrndp): New (v8hf, v4hf variants).
4442 (vrndx): New (v8hf, v4hf variants).
4443 (vrsqrte): New (v8hf, v4hf variants).
4444 (vmul_lane): Add v4hf and v8hf variants.
4445 (vmul_n): Add v4hf and v8hf variants.
4446 (vext): New (v8hf, v4hf variants).
4447 (vcvts): New (v8hi, v4hi variants).
4448 (vcvts): New (v8hf, v4hf variants).
4449 (vcvtu): New (v8hi, v4hi variants).
4450 (vcvtu): New (v8hf, v4hf variants).
4451 (vcvts_n): New (v8hf, v4hf variants).
4452 (vcvtu_n): New (v8hi, v4hi variants).
4453 (vcvts_n): New (v8hi, v4hi variants).
4454 (vcvtu_n): New (v8hf, v4hf variants).
4455 (vbsl): New (v8hf, v4hf variants).
4456 (vcvtas): New (v8hf, v4hf variants).
4457 (vcvtau): New (v8hf, v4hf variants).
4458 (vcvtms): New (v8hf, v4hf variants).
4459 (vcvtmu): New (v8hf, v4hf variants).
4460 (vcvtns): New (v8hf, v4hf variants).
4461 (vcvtnu): New (v8hf, v4hf variants).
4462 (vcvtps): New (v8hf, v4hf variants).
4463 (vcvtpu): New (v8hf, v4hf variants).
4465 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4467 * config/arm/arm-builtins.c (hf_UP): New.
4469 (vfp_builtin_data): New. Update comment.
4470 (enum arm_builtins): Include "arm_vfp_builtins.def".
4471 (ARM_BUILTIN_VFP_PATTERN_START): New.
4472 (arm_init_vfp_builtins): New.
4473 (arm_init_builtins): Add arm_init_vfp_builtins.
4474 (arm_expand_vfp_builtin): New.
4475 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
4477 * config/arm/arm_vfp_builtins.def: New file.
4478 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
4479 (arm-builtins.o): Likewise.
4481 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
4484 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
4485 from constant while creating value range.
4487 2016-09-23 Renlin Li <renlin.li@arm.com>
4489 * ira.c (ira): Move ira_use_lra_p initialization code to ...
4490 (ira_init_once): Here.
4492 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
4493 Jakub Jelinek <jakub@redhat.com>
4495 * hooks.h (hook_uint_uintp_false): Rename to...
4496 (hook_bool_uint_uintp_false): ... this.
4497 * hooks.c (hook_uint_uintp_false): Rename to...
4498 (hook_bool_uint_uintp_false): ... this.
4499 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
4500 instead of hook_uint_uintp_false.
4502 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4504 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
4505 (arm_init_builtins): Move body of a loop to the standalone
4506 function arm_init_neon_builtin.
4507 (arm_expand_neon_builtin_1): New. Update comment. Function body
4508 moved from arm_neon_builtin with some white-space fixes.
4509 (arm_expand_neon_builtin): Move code into the standalone function
4510 arm_expand_neon_builtin_1.
4512 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4514 * config/arm/iterators.md (VCVTHI): New.
4515 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
4519 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
4520 (V_HALF): Add V4HF. Fix white-space.
4521 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
4522 (V_s_elem): Likewise.
4523 (V_sz_elem): Fix white-space.
4524 (V_elem_ch): Likewise.
4526 (scalar_mul_constraint): Add V8HF and V4HF.
4527 (Is_float_mode): Fix white-space.
4528 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
4529 (q): Add HF. Fix white-space.
4532 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
4533 (neon_vfm_lane_as): New.
4534 * config/arm/neon.md (add<mode>3_fp16): New.
4535 (sub<mode>3_fp16): New.
4536 (mul<mode>3add<mode>_neon): New.
4537 (fma<VH:mode>4_intrinsic): New.
4538 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
4539 (fmsub<VH:mode>4_intrinsic): New.
4540 (<absneg_str><mode>2): New.
4541 (neon_v<absneg_str><mode>): New.
4542 (neon_v<fp16_rnd_str><mode>): New.
4543 (neon_vrsqrte<mode>): New.
4544 (neon_vpaddv4hf): New.
4545 (neon_vadd<mode>): New.
4546 (neon_vsub<mode>): New.
4547 (neon_vmulf<mode>): New.
4548 (neon_vfma<VH:mode>): New.
4549 (neon_vfms<VH:mode>): New.
4550 (neon_vc<cmp_op><mode>): New.
4551 (neon_vc<cmp_op><mode>_fp16insn): New
4552 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
4553 (neon_vca<cmp_op><mode>): New.
4554 (neon_vca<cmp_op><mode>_fp16insn): New.
4555 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
4556 (neon_vc<cmp_op>z<mode>): New.
4557 (neon_vabd<mode>): New.
4558 (neon_v<maxmin>f<mode>): New.
4559 (neon_vp<maxmin>fv4hf: New.
4560 (neon_<fmaxmin_op><mode>): New.
4561 (neon_vrecps<mode>): New.
4562 (neon_vrsqrts<mode>): New.
4563 (neon_vrecpe<mode>): New (VH variant).
4564 (neon_vdup_lane<mode>_internal): New.
4565 (neon_vdup_lane<mode>): New.
4566 (neon_vcvt<sup><mode>): New (VCVTHI variant).
4567 (neon_vcvt<sup><mode>): New (VH variant).
4568 (neon_vcvt<sup>_n<mode>): New (VH variant).
4569 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
4570 (neon_vcvt<vcvth_op><sup><mode>): New.
4571 (neon_vmul_lane<mode>): New.
4572 (neon_vmul_n<mode>): New.
4573 * config/arm/unspecs.md (UNSPEC_VCALE): New
4574 (UNSPEC_VCALT): New.
4575 (UNSPEC_VFMA_LANE): New.
4576 (UNSPECS_VFMS_LANE): New.
4578 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4580 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
4581 ("*extzv<mode><clobbercc_or_nocc>"):
4582 Correct a typo in a comment.
4584 ("*insv<mode>_zEC12", "*insv<mode>_z10")
4585 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
4586 ("*insv<mode>_zEC12_appendbitsleft")
4587 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
4588 ("*insv<mode>_z10_appendbitsleft"): Ditto.
4589 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
4590 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
4591 Provide pattern with operands switched.
4592 ("*pre_z10_extv<mode>"):
4593 Use new subst patterns.
4594 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
4595 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
4596 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
4597 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
4598 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
4599 ("*<risbg_n>_sidi_ior_and_lshiftrt")
4600 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
4602 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
4603 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4604 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
4606 ("SINT"): New mode_iterator with SI, HI, QI.
4607 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
4608 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
4611 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4613 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
4614 new interface of s390_contiguous_bitmask_p.
4615 ("contiguous_bitmask_nowrap_operand"): New predicate.
4616 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4617 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4618 of s390_contiguous_bitmask_p.
4619 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4620 ("NxxSw"): New constraint.
4621 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4622 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4624 (s390_contiguous_bitmask_nowrap_p): Export.
4625 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4626 former s390_contiguous_bitmask_p.
4627 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4628 detect contiguous bit ranges with wraparound. Change signature to
4629 return START and END position instead of POS and LENGTH.
4630 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4631 ranges with wraparound.
4632 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4633 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4634 Adapt to new signature of s390_contiguous_bitmask_p.
4636 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4638 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4639 (create_intersect_range_checks): New.
4640 (vect_create_cond_for_alias_checks): Call above function.
4642 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4644 * config/arm/iterators.md (Code iterators): Fix some white-space
4648 (FCVT): Moved from vfp.md.
4649 (VCVT_HF_US_N): New.
4650 (VCVT_SI_US_N): New.
4655 (FCVTI32typename): Moved from vfp.md.
4656 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4657 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4658 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4659 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4660 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4662 (fp16_rnd_str): New.
4663 (fp16_rnd_insn): New.
4664 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4665 (UNSPEC_VCVT_HF_U_N): New.
4666 (UNSPEC_VCVT_SI_S_N): New.
4667 (UNSPEC_VCVT_SI_U_N): New.
4668 (UNSPEC_VCVTH_S): New.
4669 (UNSPEC_VCVTH_U): New.
4670 (UNSPEC_VCVTA_S): New.
4671 (UNSPEC_VCVTA_U): New.
4672 (UNSPEC_VCVTM_S): New.
4673 (UNSPEC_VCVTM_U): New.
4674 (UNSPEC_VCVTN_S): New.
4675 (UNSPEC_VCVTN_U): New.
4676 (UNSPEC_VCVTP_S): New.
4677 (UNSPEC_VCVTP_U): New.
4678 (UNSPEC_VCVTP_S): New.
4679 (UNSPEC_VCVTP_U): New.
4681 (UNSPEC_VRNDA): New.
4682 (UNSPEC_VRNDI): New.
4683 (UNSPEC_VRNDM): New.
4684 (UNSPEC_VRNDN): New.
4685 (UNSPEC_VRNDP): New.
4686 (UNSPEC_VRNDX): New.
4687 * config/arm/vfp.md (<absneg_str>hf2): New.
4689 (neon_v<fp16_rnd_str>hf): New.
4690 (neon_vrndihf): New.
4695 (*mulsf3neghf_vfp): New.
4696 (*negmulhf3_vfp): New.
4697 (*mulsf3addhf_vfp): New.
4698 (*mulhf3subhf_vfp): New.
4699 (*mulhf3neghfaddhf_vfp): New.
4700 (*mulhf3neghfsubhf_vfp): New.
4703 (fmsubhf4_fp16): New.
4707 (neon_vsqrthf): New.
4708 (neon_vrsqrtshf): New.
4709 (FCVT): Move to iterators.md.
4710 (FCVTI32typename): Likewise.
4711 (neon_vcvth<sup>hf): New.
4712 (neon_vcvth<sup>si): New.
4713 (neon_vcvth<sup>_nhf_unspec): New.
4714 (neon_vcvth<sup>_nhf): New.
4715 (neon_vcvth<sup>_nsi_unspec): New.
4716 (neon_vcvth<sup>_nsi): New.
4717 (neon_vcvt<vcvth_op>h<sup>si): New.
4718 (neon_<fmaxmin_op>hf): New.
4720 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4722 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4723 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4724 ("*insv<mode>_zEC12_appendbitsleft")
4725 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4726 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4728 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4730 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4731 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4732 construct values without normalization.
4733 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4734 static local lhs_ops to vNULL.
4736 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4737 Jiong Wang <jiong.wang@arm.com>
4739 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4740 available when FP16 instructions are available.
4741 (output_move_vfp): Add support for 16-bit data moves.
4742 (arm_validize_comparison): Fix some white-space. Support HFmode
4743 by conversion to SFmode.
4744 * config/arm/arm.md (truncdfhf2): Fix a comment.
4745 (extendhfdf2): Likewise.
4747 (movsicc): Fix some white-space.
4749 (movsfcc): Fix some white-space.
4751 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4752 instructions are available.
4753 (*thumb2_movhi_vfp): Likewise.
4754 (*arm_movhi_fp16): New.
4755 (*thumb2_movhi_fp16): New.
4756 (*movhf_vfp_fp16): New.
4757 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4758 (*movhf_vfp): Likewise.
4759 (extendhfsf2): Enable when VFP FP16 instructions are available.
4760 (truncsfhf2): Enable when VFP FP16 instructions are available.
4762 2016-09-23 Martin Liska <mliska@suse.cz>
4764 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4766 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4768 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4770 (arm_evpc_neon_vtrn): Likewise.
4771 (arm_evpc_neon_vrev): Likewise.
4772 (arm_evpc_neon_vext): Likewise.
4773 * config/arm/arm_neon.h (vbsl_f16): New.
4777 (vdup_lane_f16): New.
4778 (vdupq_lane_f16): New.
4791 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4792 (vdup_lane): New (v8hf, v4hf variants).
4793 (vext): New (v8hf, v4hf variants).
4794 (vbsl): New (v8hf, v4hf variants).
4795 * config/arm/iterators.md (VDQWH): New.
4797 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4798 (Scalar_mul_8_16): Fix white-space.
4799 (Is_d_reg): Add V4HF and V8HF.
4800 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4801 (neon_vdup_lane<mode>): New.
4802 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4803 (*neon_vtrn<mode>_insn): Likewise.
4804 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4805 (*neon_vzip<mode>_insn): Likewise
4806 (neon_vuzp<mode>_internal): Likewise.
4807 (*neon_vuzp<mode>_insn): Likewise
4808 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4810 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4811 Matthew Wahab <matthew.wahab@arm.com>
4813 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4814 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4815 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4816 available. Also fix some white-space.
4817 * config/arm/vfp.md (*arm_movhi_vfp): New.
4818 (*thumb2_movhi_vfp): New.
4820 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4822 * config/arm/arm-c.c (arm_cpu_builtins): Define
4823 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4824 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4826 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4828 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4829 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4830 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4831 arm_v8_2a_fp16_neon_hw.
4832 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4835 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4837 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4838 arm_fp16_alternative_ok and arm_fp16_none_ok.
4840 2016-09-23 Martin Liska <mliska@suse.cz>
4842 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4844 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4846 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4848 ("armv8.2-a+fp16"): New.
4849 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4850 (FL2_FP16INST): New.
4851 (FL2_FOR_ARCH8_2A): New.
4852 * config/arm/arm-tables.opt: Regenerate.
4853 * config/arm/arm.c (arm_arch8_2): New.
4854 (arm_fp16_inst): New.
4855 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4856 for incompatible fp16-format settings.
4857 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4858 (TARGET_NEON_FP16INST): New.
4859 (arm_arch8_2): Declare.
4860 (arm_fp16_inst): Declare.
4861 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4862 march=armv8.2-a and march=armv8.2-a+fp16.
4863 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4865 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4866 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4868 2016-09-23 Martin Liska <mliska@suse.cz>
4870 * doc/extend.texi: Remove fused-madd from i386 target options.
4872 2016-09-23 Martin Liska <mliska@suse.cz>
4874 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4877 2016-09-23 Martin Liska <mliska@suse.cz>
4879 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4882 2016-09-23 Martin Liska <mliska@suse.cz>
4885 * config/i386/i386.c (ix86_option_override_internal): Change
4886 signature and return false when there's an error related to
4888 (release_options_strings): New function.
4889 (ix86_valid_target_attribute_tree): Call the function.
4891 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4893 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4894 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4895 (gen_hsa_ctor_assignment): Likewise.
4896 * print-tree.c (print_node): Likewise.
4897 * tree-dump.c (dequeue_and_dump): Likewise.
4898 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4899 * expr.c (store_constructor): Likewise.
4900 * fold-const.c (operand_equal_p): Likewise.
4901 * tree-pretty-print.c (dump_generic_node): Likewise.
4902 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4903 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4905 2016-09-23 Richard Biener <rguenther@suse.de>
4907 * hooks.h (hook_uint_uintp_false): Declare.
4909 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4911 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4912 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4914 2016-09-22 Martin Sebor <msebor@redhat.com>
4917 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4918 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4919 (target_int_min): Correct computation.
4920 (format_integer): Use long long as the argument for the ll length
4922 (format_floating): Use target_int_max().
4923 (get_string_length): Same.
4924 (format_string): Avoid setting the bounded flag for strings
4926 (try_substitute_return_value): Avoid setting range info when
4927 the result isn't bounded.
4928 * varasm.c (assemble_name): Increase buffer size.
4930 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4931 Terry Guo <terry.guo@arm.com>
4933 * target.def (elf_flags_numeric): New target hook.
4934 * targhooks.h (default_asm_elf_flags_numeric): New.
4935 * varasm.c (default_asm_elf_flags_numeric): New.
4936 (default_elf_asm_named_section): Use new target hook.
4937 * config/arm/arm.opt (mpure-code): New.
4938 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4939 * config/arm/arm.c (arm_asm_init_sections): Add section
4940 attribute to default text section if -mpure-code.
4941 (arm_option_check_internal): Diagnose use of option with
4942 non supported targets and/or options.
4943 (arm_asm_elf_flags_numeric): New.
4944 (arm_function_section): New.
4945 (arm_elf_section_type_flags): New.
4946 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4948 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4949 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4951 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4953 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4955 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4957 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4958 * rtl.h: Adjust prototype.
4960 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4962 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4963 (prev_active_insn): Likewise.
4964 (active_insn_p): Likewise.
4965 * rtl.h: Adjust prototypes.
4966 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4967 * config/arc/arc.md: Likewise.
4968 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4969 (branch_needs_nop_p): Likewise.
4970 (use_skip_p): Likewise.
4971 * config/sh/sh.c (gen_block_redirect): Likewise.
4972 (split_branches): Likewise.
4973 * reorg.c (optimize_skip): Likewise.
4974 (fill_simple_delay_slots): Likewise.
4975 (fill_slots_from_thread): Likewise.
4976 (relax_delay_slots): Likewise.
4977 * resource.c (mark_target_live_regs): Likewise.
4979 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4981 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4983 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4984 (prev_nonnote_nondebug_insn): Likewise.
4985 * config/cris/cris-protos.h: Adjust prototype.
4987 * jump.c (rtx_renumbered_equal_p): Adjust.
4989 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4991 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4992 * rtl.h: Adjust prototype.
4993 * config/sh/sh.md: Adjust.
4994 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4996 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4998 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4999 (prev_nondebug_insn): Likewise.
5000 * loop-doloop.c (doloop_condition_get): Likewise.
5001 * rtl.h: Adjust prototype.
5002 * cfgloop.h: Likewise.
5004 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5006 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
5007 (prev_nonnote_insn): Likewise.
5008 * jump.c (reversed_comparison_code_parts): Likewise.
5009 (reversed_comparison): Likewise.
5010 * rtl.h: Adjust prototypes.
5011 * config/arc/arc.md: Adjust.
5012 * cse.c (find_comparison_args): Likewise.
5013 * reorg.c (redundant_insn): Change return type to rtx_insn *.
5014 (fix_reg_dead_note): Change argument type to rtx_insn *.
5015 (delete_prior_computation): Likewise.
5016 (delete_computation): Likewise.
5017 (fill_slots_from_thread): Adjust.
5018 (relax_delay_slots): Likewise.
5019 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
5020 (simplify_relational_operation_1): Likewise.
5021 (simplify_ternary_operation): Likewise.
5023 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5025 * config/arc/arc-protos.h (arc_label_align): Change type of
5026 variables from rtx to rtx_insn *.
5027 * config/arc/arc.c (arc_label_align): Likewise.
5028 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
5029 * config/bfin/bfin.c (workaround_speculation): Likewise.
5030 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
5031 (find_last_same_clock): Likewise.
5032 (reorg_split_calls): Likewise.
5033 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
5034 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
5035 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
5036 (same_cmp_following_p): Likewise.
5037 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
5038 (same_cmp_following_p): Likwise.
5039 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
5040 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
5041 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
5042 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
5043 (rl78_alloc_physical_registers_cmp): Likewise.
5044 (rl78_alloc_physical_registers_umul): Likewise.
5045 (rl78_calculate_death_notes): Likewise.
5046 * config/s390/s390-protos.h (s390_label_align): Likewise.
5047 * config/s390/s390.c (s390_label_align): Likewise.
5048 * config/sh/sh.c (barrier_align): Likewise.
5049 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
5050 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
5051 (emit_cbcond_nop): Likewise.
5053 2016-09-22 Martin Liska <mliska@suse.cz>
5056 * ipa-icf.c (sem_variable::merge): Yield merge operation if
5057 alias address matters, not necessarily address of original.
5059 2016-09-22 Richard Biener <rguenther@suse.de>
5062 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
5065 2016-09-22 Richard Biener <rguenther@suse.de>
5068 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
5069 from constant folding results.
5070 (gimple_resimplify2): Likewise.
5071 (gimple_resimplify3): Likewise.
5073 2016-09-22 Richard Biener <rguenther@suse.de>
5076 * expr.c (expand_expr_real_1): Guard array access against negative
5079 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5081 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
5083 (format_floating): Likewise.
5085 2016-09-22 Jakub Jelinek <jakub@redhat.com>
5088 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
5089 for all IFN_GOMP_SIMD_* internal fns, not just for
5090 IFN_GOMP_SIMD_ORDERED_*.
5092 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5095 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
5096 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
5097 instructions when you want to invert the test.
5098 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
5099 correct order for XXSEL.
5100 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
5101 for using XSCMP{EQ,GT,GE}DP.
5103 2016-09-21 David Malcolm <dmalcolm@redhat.com>
5105 * genconstants.c (main): Introduce noop_reader and convert call
5106 to read_md_files to a method call.
5107 * genenums.c (main): Likewise.
5108 * genmddeps.c (main): Likewise.
5109 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
5110 rtx_reader_ptr->get_top_level_filename ().
5111 (write_tm_preds_h): Likewise.
5112 (write_insn_preds_c): Likewise.
5113 * gensupport.c (class gen_reader): New subclass of rtx_reader.
5114 (rtx_handle_directive): Convert to...
5115 (gen_reader::handle_unknown_directive): ...this.
5116 (init_rtx_reader_args_cb): Convert return type from bool to
5117 rtx_reader *. Create a gen_reader instance, using it for the
5118 call to read_md_files. Return it if no errors occur.
5119 (init_rtx_reader_args): Convert return type from bool to
5121 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5122 (init_rtx_reader_args_cb): Likewise.
5123 * read-md.c (struct file_name_list): Move to class rtx_reader.
5124 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
5125 (read_md_filename): Delete in favor of
5126 rtx_reader::m_read_md_filename.
5127 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5128 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5129 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5130 (first_dir_md_include): Delete in favor of
5131 rtx_reader::m_first_dir_md_include.
5132 (last_dir_md_include_ptr): Delete in favor of
5133 rtx_reader::m_last_dir_md_include_ptr.
5134 (max_include_len): Delete.
5135 (rtx_reader_ptr): New.
5136 (fatal_with_file_and_line): Use get_filename and get_lineno
5137 accessors of rtx_reader_ptr.
5138 (require_char_ws): Likewise.
5139 (rtx_reader::read_char): New method, based on ::read_char.
5140 (rtx_reader::unread_char): New method, based on ::unread_char.
5141 (read_escape): Use get_filename and get_lineno accessors of
5143 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5144 (read_string): Use get_filename and get_lineno accessors of
5146 (rtx_reader::rtx_reader): New ctor.
5147 (rtx_reader::~rtx_reader): New dtor.
5148 (handle_include): Convert from a function to...
5149 (rtx_reader::handle_include): ...this method, converting
5150 handle_directive from a callback to a virtual function.
5151 (handle_file): Likewise, converting to...
5152 (rtx_reader::handle_file): ...this method.
5153 (handle_toplevel_file): Likewise, converting to...
5154 (rtx_reader::handle_toplevel_file): ...this method.
5155 (rtx_reader::get_current_location): New method.
5156 (parse_include): Convert from a function to...
5157 (rtx_reader::add_include_path): ...this method, dropping redundant
5158 update to unused max_include_len.
5159 (read_md_files): Convert from a function to...
5160 (rtx_reader::read_md_files): ...this method, converting
5161 handle_directive from a callback to a virtual function.
5162 (noop_reader::handle_unknown_directive): New method.
5163 * read-md.h (directive_handler_t): Delete this typedef.
5165 (read_md_file): Delete.
5166 (read_md_lineno): Delete.
5167 (read_md_filename): Delete.
5168 (class rtx_reader): New class.
5169 (rtx_reader_ptr): New decl.
5170 (class noop_reader): New subclass of rtx_reader.
5171 (read_char): Reimplement in terms of rtx_reader::read_char.
5172 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5173 (read_md_files): Delete.
5174 * read-rtl.c (read_rtx_code): Update for deletion of globals
5175 read_md_filename and read_md_lineno.
5177 2016-09-21 Jason Merrill <jason@redhat.com>
5179 * input.h (from_macro_definition_at): New.
5181 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5183 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5185 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5187 PR tree-optimization/77550
5188 * tree-vect-stmts.c (create_array_ref): Change parameters.
5189 (get_group_alias_ptr_type): New function.
5190 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5192 2016-09-21 Marek Polacek <polacek@redhat.com>
5194 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5195 Add falls through comment.
5197 2016-09-21 Richard Biener <rguenther@suse.de>
5199 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5200 (replace_child): Likewise.
5201 (remove_child_TAG): Adjust.
5202 (move_marked_base_types): Likewise.
5203 (prune_unused_types_prune): Clear die_sib of removed children.
5205 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5208 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5209 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
5211 2016-09-21 Richard Biener <rguenther@suse.de>
5213 PR tree-optimization/77648
5214 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
5216 (make_transitive_closure_constraints): Adjust comment.
5217 (make_any_offset_constraints): New function.
5218 (handle_rhs_call): Make sure to first expand a pointer to all
5219 subfields before transitively closing it.
5220 (handle_const_call): Likewise. Properly expand returned
5222 (handle_pure_call): Likewise.
5224 2016-09-21 Richard Biener <rguenther@suse.de>
5225 Jakub Jelinek <jakub@redhat.com>
5227 PR tree-optimization/77621
5228 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
5229 group at non-vectorizable stmts.
5231 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5233 PR tree-optimization/72835
5234 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5235 (make_new_ssa_for_all_defs): Likewise.
5236 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5238 2016-09-20 Martin Sebor <msebor@redhat.com>
5241 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5242 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5243 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5244 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5245 * config/sol2.c (solaris_printf_pointer_format): New function.
5246 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5248 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5249 * doc/tm.texi: Regenerate.
5250 * gimple-fold.h (get_range_strlen): New function.
5251 (get_maxval_strlen): Declare existing function.
5252 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5253 maximum and minimum.
5254 (get_range_strlen): Define overload.
5255 (get_maxval_strlen): Adjust.
5256 * gimple-ssa-sprintf.c: New file and pass.
5257 * passes.def (pass_sprintf_length): Add new pass.
5258 * targhooks.h (default_printf_pointer_format): Declare new function.
5259 (gnu_libc_printf_pointer_format): Same.
5260 (solaris_libc_printf_pointer_format): Same.
5261 * targhooks.c (default_printf_pointer_format): Define new function.
5262 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5263 * print-tree.c: Increase buffer size.
5265 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5267 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5269 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5271 * common.opt: New option -fipa-vrp.
5272 * ipa-cp.c (ipa_get_vr_lat): New.
5273 (ipcp_vr_lattice::print): Likewise.
5274 (print_all_lattices): Call ipcp_vr_lattice::print.
5275 (ipcp_vr_lattice::meet_with): New.
5276 (ipcp_vr_lattice::meet_with_1): Likewise.
5277 (ipcp_vr_lattice::top_p): Likewise.
5278 (ipcp_vr_lattice::bottom_p): Likewsie.
5279 (ipcp_vr_lattice::set_to_bottom): Likewise.
5280 (set_all_contains_variable): Call VR set_to_bottom.
5281 (initialize_node_lattices): Init VR lattices.
5282 (propagate_vr_accross_jump_function): New.
5283 (propagate_constants_accross_call): Call
5284 propagate_vr_accross_jump_function.
5285 (ipcp_store_vr_results): New.
5286 (ipcp_driver): Handle VR.
5287 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5288 (ipa_set_jf_unknown): Likewise.
5289 (ipa_compute_jump_functions_for_edge): Likewise.
5290 (ipa_node_params_t::duplicate): Likewise.
5291 (ipa_write_jump_function): Likewise.
5292 (ipa_read_jump_function): Likewise.
5293 (write_ipcp_transformation_info): Likewise.
5294 (read_ipcp_transformation_info): Likewise.
5295 (ipcp_update_vr): New.
5296 (ipcp_transform_function): Handle VR.
5297 * ipa-prop.h (struct ipa_vr): New.
5298 * cgraph.c: Include tree-vrp.h.
5299 * cgraphunit.c: Likewise.
5300 * ipa-utils.c: Likewise.
5303 * toplev.c: Likewise.
5304 * ipa-devirt.c: Likewise.
5305 * ipa-inline-transform.c: Likewise.
5306 * ipa-inline.c: Likewise.
5307 * ipa-profile.c: Likewise.
5309 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5311 * doc/invoke.texi: Document -fdump-tree-evrp.
5312 * passes.def: Define new pass_early_vrp.
5313 * timevar.def: Define new TV_TREE_EARLY_VRP.
5314 * tree-pass.h (make_pass_early_vrp): New.
5315 * tree-ssa-propagate.c: Make replace_uses_in non static.
5316 * tree-ssa-propagate.h: Export replace_uses_in.
5317 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
5318 (extract_range_from_assert): Factor out
5319 extract_range_for_var_from_comparison_expr.
5320 (vrp_initialize_lattice): New.
5321 (vrp_initialize): Factor out vrp_initialize_lattice.
5322 (vrp_valueize): Fix it to reject complex value ranges.
5323 (vrp_free_lattice): New.
5324 (evrp_dom_walker::before_dom_children): Likewise.
5325 (evrp_dom_walker::after_dom_children): Likewise.
5326 (evrp_dom_walker::push_value_range): Likewise.
5327 (evrp_dom_walker::pop_value_range): Likewise.
5328 (execute_early_vrp): Likewise.
5329 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
5330 (make_pass_early_vrp): New.
5332 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5334 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
5335 instead of exact_log2.
5337 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
5341 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
5342 (ix86_add_stmt_cost): Penalize DFmode vector operations
5343 for !TARGET_VECTORIZE_DOUBLE.
5345 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
5347 * doc/invoke.texi (Warning Options): Simplify language.
5348 (Optimize Options): Complete sentence.
5350 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
5352 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
5355 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
5358 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
5359 inits on power8 and above, use the VMRGEW instruction instead of a
5362 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
5363 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
5366 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5368 * config/aarch64/arm_neon.h
5369 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
5370 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
5371 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
5373 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
5375 * config/var/vax.h (ELIMINABLE_REGS): Define.
5376 (INITIAL_ELIMINATION_OFFSET): Define.
5378 2016-09-20 Jakub Jelinek <jakub@redhat.com>
5381 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
5382 cast to void * if the cast is from some other pointer type.
5384 2016-09-20 Richard Biener <rguenther@suse.de>
5386 PR tree-optimization/77646
5387 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
5390 2016-09-20 Tamar Christina <tamar.christina@arm.com>
5392 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
5393 attributes to all inlined functions and make them extern.
5395 2016-09-20 Richard Biener <rguenther@suse.de>
5397 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
5399 * debug.c (do_nothing_debug_hooks): Adjust.
5400 * dbxout.c (dbx_debug_hooks): Likewise.
5401 * sdbout.c (sdb_debug_hooks): Likewise.
5402 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
5403 (dwarf2out_finish): Move producer, filename and
5405 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
5406 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
5408 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
5411 * doc/invoke.texi: Document -Wint-in-bool-context.
5414 * dwarf2out.c (output_loc_operands): Fix an assertion.
5416 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5418 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
5419 (CR_DECIMAL_DIG): New macro.
5421 2016-09-19 Joseph Myers <joseph@codesourcery.com>
5423 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
5426 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
5428 PR rtl-optimization/77416
5429 * lra-remat.c (operand_to_remat): Process hard coded insn
5432 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5434 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
5435 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
5437 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
5439 * target.def (lra_p): Wordsmithing.
5440 * doc/tm.texi: Regenerate.
5442 2016-09-19 Jakub Jelinek <jakub@redhat.com>
5443 Jan Hubicka <jh@suse.cz>
5446 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
5447 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
5448 Call ultimate_alias_target just once, not up to 4 times.
5450 2016-09-19 Richard Biener <rguenther@suse.de>
5452 * dwarf2out.c (early_dwarf_finished): New global.
5453 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
5455 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
5456 if called from LTO exit early.
5457 (dwarf2out_late_global_decl): When being during the early
5458 debug phase do not add locations but only const value attributes.
5459 Adjust the way we generate early DIEs for LTO.
5461 2016-09-19 Richard Biener <rguenther@suse.de>
5464 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
5465 proper niter to bound the loops.
5467 2016-09-19 Richard Biener <rguenther@suse.de>
5469 PR tree-optimization/77514
5470 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
5471 search for folded stmt.
5473 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
5475 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
5476 * tree-pass.h (make_pass_early_thread_jumps): Declare.
5477 * tree-ssa-threadbackward.c (fsm_find_thread_path,
5478 fsm_find_thread_path, profitable_jump_thread_path,
5479 fsm_find_control_statement_thread_paths,
5480 find_jump_threads_backwards): Add speed_p parameter.
5481 (pass_data_early_thread_jumps): New pass.
5482 (make_pass_early_thread_jumps): New function.
5484 2016-09-17 Andreas Schwab <schwab@suse.de>
5486 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
5487 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5489 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
5491 * recog.c (rest_of_handle_split_after_reload): Delete.
5492 (pass_split_after_reload::gate): New method.
5493 (pass_split_after_reload::execute): Call split_all_insns directly.
5495 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
5497 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
5498 parameters for functions taking long long arguments.
5500 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5503 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
5504 splat with truncate.
5506 2016-09-16 Jason Merrill <jason@redhat.com>
5508 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
5510 * hwint.c (exact_log2): Use pow2p_hwi.
5511 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
5512 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
5513 * builtins.c (get_object_alignment_2, get_object_alignment)
5514 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
5516 * calls.c (compute_argument_addresses, store_one_arg): Use
5518 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
5519 * combine.c (force_to_mode): Use least_bit_hwi.
5520 (contains_muldiv, find_split_point, combine_simplify_rtx)
5521 (simplify_if_then_else, simplify_set, force_to_mode)
5522 (if_then_else_cond, simplify_and_const_int_1)
5523 (simplify_compare_const): Use pow2p_hwi.
5524 * cse.c (fold_rtx): Use pow2p_hwi.
5525 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
5527 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
5528 (init_expmed_one_conv): Use pow2p_hwi.
5529 * expr.c (is_aligning_offset): Use pow2p_hwi.
5530 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
5531 (fold_binary_loc): Use pow2p_hwi.
5532 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
5533 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
5534 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
5535 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
5537 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
5538 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
5539 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
5540 * omp-low.c (oacc_loop_fixed_partitions)
5541 (oacc_loop_auto_partitions): Use least_bit_hwi.
5542 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
5543 * stor-layout.c (place_field): Use least_bit_hwi.
5544 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
5545 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
5546 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
5547 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
5548 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
5549 * tree-vect-data-refs.c (vect_analyze_group_access_1)
5550 (vect_grouped_store_supported, vect_grouped_load_supported)
5551 (vect_permute_load_chain, vect_shift_permute_load_chain)
5552 (vect_transform_grouped_load): Use pow2p_hwi.
5553 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
5554 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
5555 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
5557 * tsan.c (instrument_expr): Use least_bit_hwi.
5558 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
5560 2016-09-16 Andreas Schwab <schwab@suse.de>
5562 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
5564 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5566 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5569 * combine.c (rest_of_handle_combine): If any edges have been purged,
5570 free dominators if available.
5572 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5573 Eric Botcazou <ebotcazou@adacore.com>
5576 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
5577 through into expand_addsub_overflow after expand_neg_overflow.
5579 2016-09-15 David Malcolm <dmalcolm@redhat.com>
5581 * diagnostic-show-locus.c
5582 (selftest::test_fixit_insert_containing_newline): New function.
5583 (selftest::test_fixit_replace_containing_newline): New function.
5584 (selftest::diagnostic_show_locus_c_tests): Call the above.
5586 2016-09-15 Bin Cheng <bin.cheng@arm.com>
5588 PR tree-optimization/77503
5589 * tree-vect-loop.c (vectorizable_reduction): Record reduction
5590 code for CONST_COND_REDUCTION at analysis stage and use it at
5592 * tree-vectorizer.h (struct _stmt_vec_info): New field.
5593 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
5594 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
5597 2016-09-15 Richard Biener <rguenther@suse.de>
5600 * fold-const.c (split_tree): Do not split constant ~X.
5602 2016-09-15 Jakub Jelinek <jakub@redhat.com>
5604 PR rtl-optimization/77425
5605 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
5609 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
5610 use %qs instead of %s where desirable, use argument instead of arg in
5611 the diagnostic wording, add list of supported strategies and
5613 (ix86_option_override_internal): Emit target("m...") instead of
5614 option("m...") in the diagnostic. Use %qs instead of %s in invalid
5615 -march/-mtune option diagnostic. Add list of supported arches/tunings
5616 and spellcheck hint. Remove prefix, suffix and sw variables, use
5617 main_args_p ? "..." : "..." in diagnostics to make translation
5620 2016-09-15 Richard Biener <rguenther@suse.de>
5622 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5623 extra offset argument.
5624 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5625 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5626 to reflect new offset parameter.
5627 * doc/tm.texi: Regenerate.
5628 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5629 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5631 (darwin_asm_output_dwarf_offset): Likewise.
5632 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5634 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5635 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5636 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5638 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5641 * ipa-icf.c (set_alias_uids): New function.
5642 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5643 all the merged variable's referring aliases.
5645 2016-09-15 Richard Biener <rguenther@suse.de>
5647 PR tree-optimization/77514
5648 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5649 only forced_stmts sequence.
5651 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5653 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5654 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5655 FOR_EACH_SSA_NAME to iterate over SSA variables.
5656 (pass_expand::execute): Likewise.
5657 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5658 * tree-cfg.c (dump_function_to_file): Likewise.
5659 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5660 (update_ssa): Likewise.
5661 * tree-ssa-alias.c (dump_alias_info): Likewise.
5662 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5663 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5664 (create_outofssa_var_map): Likewise.
5665 (coalesce_ssa_name): Likewise.
5666 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5667 * tree-ssa-pre.c (compute_avail): Likewise.
5668 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5669 (scc_vn_restore_ssa_info): Likewise.
5670 (free_scc_vn): Likwise.
5671 (run_scc_vn): Likewise.
5672 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5673 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5674 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5675 * tree-ssa.c (verify_ssa): Likewise.
5677 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5679 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5680 and mips64r2 as default 32-bit and 64-bit architectures.
5681 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5682 as default 32-bit and 64-bit architectures.
5684 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5686 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5689 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5691 * target.def (lra_p): Change commentary (for the manual) for the
5693 * doc/tm.texi: Regenerate.
5695 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5697 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5698 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5699 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5700 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5702 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5704 * targhooks.c (default_lra_p): Return true instead of false.
5706 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5708 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5709 hook_bool_void_false.
5710 * config/avr/avr.c: Ditto.
5711 * config/bfin/bfin.c: Ditto.
5712 * config/c6x/c6x.c: Ditto.
5713 * config/cr16/cr16.c: Ditto.
5714 * config/cris/cris.c: Ditto.
5715 * config/epiphany/epiphany.c: Ditto.
5716 * config/fr30/fr30.c: Ditto.
5717 * config/frv/frv.c: Ditto.
5718 * config/h8300/h8300.c: Ditto.
5719 * config/ia64/ia64.c: Ditto.
5720 * config/iq2000/iq2000.c: Ditto.
5721 * config/lm32/lm32.c: Ditto.
5722 * config/m32c/m32c.c: Ditto.
5723 * config/m32r/m32r.c: Ditto.
5724 * config/m68k/m68k.c: Ditto.
5725 * config/mcore/mcore.c: Ditto.
5726 * config/microblaze/microblaze.c: Ditto.
5727 * config/mmix/mmix.c: Ditto.
5728 * config/mn10300/mn10300.c: Ditto.
5729 * config/moxie/moxie.c: Ditto.
5730 * config/msp430/msp430.c: Ditto.
5731 * config/nios2/nios2.c: Ditto.
5732 * config/nvptx/nvptx.c: Ditto.
5733 * config/pa/pa.c: Ditto.
5734 * config/pdp11/pdp11.c: Ditto.
5735 * config/rl78/rl78.c: Ditto.
5736 * config/sparc/sparc.c: Ditto.
5737 * config/spu/spu.c: Ditto.
5738 * config/stormy16/stormy16.c: Ditto.
5739 * config/tilegx/tilegx.c: Ditto.
5740 * config/tilepro/tilepro.c: Ditto.
5741 * config/v850/v850.c: Ditto.
5742 * config/vax/vax.c: Ditto.
5743 * config/visium/visium.c: Ditto.
5744 * config/xtensa/xtensa.c: Ditto.
5746 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5749 * tsan.c: Include target.h.
5750 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5751 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5752 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5753 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5754 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5756 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5757 Martin Liska <mliska@suse.cz>
5760 * predict.c (force_edge_cold): Add braces to a condition.
5762 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5764 PR rtl-optimization/77289
5765 * lra-constraints.c (get_final_hard_regno): Removed.
5766 (get_hard_regno): Add new parameter final_p.
5767 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5768 (operands_match_p): Adjust call to get_hard_regno.
5769 (uses_hard_regs_p): Likewise.
5770 (process_alt_operands): Likewise.
5772 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5775 * config/msp430/msp430.c (msp430_start_function): Emit an error
5776 if a function is both weak and specifies an interrupt number.
5778 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5780 PR tree-optimization/77454
5781 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5782 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5785 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5787 * config/aarch64/aarch64-builtins.c
5788 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5790 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5792 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5793 SFmode and SCmode arguments by reference.
5795 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5797 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5799 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5800 for renaming of add_fixit_insert to add_fixit_insert_before.
5801 (selftest::test_one_liner_fixit_insert_after): New function.
5802 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5803 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5804 (selftest::test_one_liner_many_fixits): Likewise.
5805 (selftest::test_diagnostic_show_locus_one_liner): Update for
5806 renaming, call new test function.
5807 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5808 renaming of add_fixit_insert to add_fixit_insert_before.
5809 (selftest::test_fixit_consolidation): Likewise.
5810 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5812 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5813 (selftest::test_applying_fixits_insert_before): ...this.
5814 (selftest::test_applying_fixits_insert): Update for renaming of
5815 add_fixit_insert to add_fixit_insert_before.
5816 (selftest::test_applying_fixits_insert_after): New function.
5817 (selftest::test_applying_fixits_insert_after_at_line_end): New
5819 (selftest::test_applying_fixits_insert_after_failure): New function.
5820 (selftest::test_applying_fixits_multiple): Update for renaming of
5821 add_fixit_insert to add_fixit_insert_before.
5822 (selftest::change_line): Likewise.
5823 (selftest::test_applying_fixits_unreadable_file): Likewise.
5824 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5825 (selftest::test_applying_fixits_column_validation): Likewise.
5826 (selftest::test_applying_fixits_column_validation): Likewise.
5827 (selftest::edit_context_c_tests): Update for renamed test function;
5828 call new test functions.
5830 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5832 PR tree-optimization/77536
5833 PR rtl-optimization/68212
5834 * config/rs6000/rs6000.md (div->recip splitter): Remove
5835 optimize_insn_for_speed_p condition.
5837 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5839 * optabs.c (prepare_cmp_insn): Update documentation comment.
5841 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5842 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5845 * opts.h (candidates_list_and_hint): Declare.
5846 * opts-common.c (candidates_list_and_hint): New function.
5847 (cmdline_handle_error): Use it.
5849 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5851 * edit-context.c (edited_line::get_len): New accessor.
5852 (edited_file::print_diff): Split out hunk-printing into...
5853 (edited_file::print_diff_hunk): New method.
5854 (edited_file::print_diff_line): New method.
5856 2016-09-12 Andrew Pinski <apinski@cavium.com>
5858 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5860 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5861 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5862 (aarch64_operands_ok_for_ldpstp): Return false if
5863 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5864 was SImode and the alignment is less than 8 byte.
5865 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5867 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5870 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5872 2016-09-12 Marek Polacek <polacek@redhat.com>
5874 * doc/extend.texi: Use lowercase "boolean".
5875 * doc/invoke.texi: Likewise.
5876 * doc/md.texi: Likewise.
5877 * target.def: Likewise.
5878 * doc/tm.texi: Regenerated.
5880 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5883 * expmed.c (synth_mult): Delete duplicate mode check.
5885 2016-09-10 Tom de Vries <tom@codesourcery.com>
5888 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5890 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5891 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5893 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5895 PR rtl-optimization/77289
5896 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5897 register numbers. Remove support for subregs.
5898 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5899 (get_reg_class): Delete removed get_final_hard_regno() argument.
5900 (uses_hard_regs_p): Call get_final_hard_regno().
5902 2016-09-09 Martin Sebor <msebor@redhat.com>
5906 * pretty-print.c (pp_quoted_string): New function.
5907 (pp_format): Call it for %c and %s directives.
5909 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5911 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5912 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5913 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5914 * target.def (frame_pointer_required, can_eliminate): Likewise.
5915 * doc/tm.texi: Regenerated.
5916 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5918 * df-scan.c (df_hard_reg_init): Likewise.
5919 * ira.c (ira_setup_eliminable_regset): Likewise.
5920 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5921 init_elim_table): Likewise.
5922 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5923 set_initial_elim_offsets, update_eliminables,
5924 init_elim_table): Likewise.
5925 * rtlanal.c (get_initial_register_offset): Likewise.
5926 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5927 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5928 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5929 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5930 * config/fr30/fr30.h: Fix comment.
5931 * config/frv/frv.c: Likewise.
5932 * config/frv/frv.h: Likewise.
5933 * config/ft32/ft32.h: Likewise.
5934 * config/visium/visium.h: Likewise.
5935 * config/pa/pa64-linux.h: Likewise.
5936 * config/v850/v850.h: Likewise.
5937 * config/cris/cris.c: Likewise.
5938 * config/ia64/ia64.h: Likewise.
5939 * config/moxie/moxie.h: Likewise.
5940 * config/m32r/m32r.h: Likewise.
5942 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5945 * config.in: Regenerate.
5946 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5948 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5949 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5950 static-libmpxwrappers case.
5951 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5952 MPX_LD_AS_NEEDED_GUARD_POP.
5953 * configure: Regenerate.
5954 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5955 defined if linker support "--push-state"/"--pop-state".
5957 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5959 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5961 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5963 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5964 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5965 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5966 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5967 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5968 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5969 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5971 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5972 width macros from TS 18661-1.
5973 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5975 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5978 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5979 OMP_CLAUSE_SAFELEN_EXPR.
5981 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5983 * Makefile.in (OBJS): Add substring-locations.o.
5984 * langhooks-def.h (class substring_loc): New forward decl.
5985 (lhd_get_substring_location): New decl.
5986 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5987 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5988 * langhooks.c (lhd_get_substring_location): New function.
5989 * langhooks.h (class substring_loc): New forward decl.
5990 (struct lang_hooks): Add field get_substring_location.
5991 * substring-locations.c: New file, taking definition of
5992 format_warning_va and format_warning_at_substring from
5993 c-family/c-format.c, making them non-static.
5994 * substring-locations.h (class substring_loc): Move class here
5995 from c-family/c-common.h. Add and rewrite comments.
5996 (format_warning_va): New decl.
5997 (format_warning_at_substring): New decl.
5998 (get_source_location_for_substring): Add comment.
6000 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
6002 * config/i386/i386.c: Add 'U' suffix to processor feature bits
6003 to avoid -Wnarrowing warning.
6004 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
6005 * opts.c: Likewise for SANITIZER_OPT bitmasks.
6007 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
6009 * config/aarch64/aarch64.c (aarch64_legitimize_address):
6010 Avoid use of base_offset if offset already in range.
6012 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
6014 * config/sh/sh-protos.h (struct sh_atomic_model,
6015 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6016 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6017 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
6018 * config/sh/sh.h (struct sh_atomic_model,
6019 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6020 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6021 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
6022 Guard with __cplusplus.
6024 2016-09-06 Jakub Jelinek <jakub@redhat.com>
6027 * config/i386/i386.c (ix86_expand_builtin): For builtin with
6028 unsupported or unknown ISA, use expand_call.
6030 2016-09-06 Martin Liska <mliska@suse.cz>
6032 PR gcov-profile/77378
6033 PR gcov-profile/77466
6034 * tree-profile.c (tree_profiling): Detect whether target can use
6035 -fprofile-update=atomic.
6037 2016-09-06 Richard Biener <rguenther@suse.de>
6039 PR tree-optimization/77479
6040 * tree-vrp.c (update_value_range): Extend overflow handling to
6043 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6046 * config/i386/i386.md (isa): Add x64_avx512bw.
6047 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
6048 (kmov_isa): New mode attr.
6049 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
6050 (*zero_extend<mode>si2): Likewise.
6051 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
6053 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
6055 * doc/invoke.texi (SPU Options): nops -> NOPs.
6056 (x86 Options): Ditto.
6058 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6061 * toplev.c (process_options): Temporarily set input_location
6062 to UNKNOWN_LOCATION around targetm.target_option.override () call.
6064 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
6066 PR rtl-optimization/77452
6067 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
6068 inner-mode reference to a CONST_VECTOR constant in the constant pool.
6070 2016-09-05 Marek Polacek <polacek@redhat.com>
6073 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
6075 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6078 * gensupport.c (alter_output_for_subst_insn): Remove redundant
6079 *insn_out == '*' test. Don't copy unnecessary to yet another
6080 memory buffer, and don't leak it.
6082 PR rtl-optimization/77425
6083 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6085 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
6087 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
6089 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6091 * common.opt (fdiagnostics-generate-patch): New option.
6092 * diagnostic.c: Include "edit-context.h".
6093 (diagnostic_initialize): Initialize context->edit_context_ptr.
6094 (diagnostic_finish): Delete context->edit_context_ptr.
6095 (diagnostic_report_diagnostic): Add fix-it hints from the
6096 diagnostic to context->edit_context_ptr, if any.
6097 * diagnostic.h (class edit_context): Add forward decl.
6098 (struct diagnostic_context): Add field "edit_context_ptr".
6099 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6100 -fdiagnostics-generate-patch.
6101 (-fdiagnostics-generate-patch): New item.
6102 * toplev.c: Include "edit-context.h".
6103 (process_options): Set global_dc->edit_context_ptr to a new
6104 edit_context if the options need one.
6105 (toplev::main): Handle -fdiagnostics-generate-patch by using
6106 global_dc->edit_context_ptr.
6108 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6111 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
6112 map and firstprivate clauses on target construct for _Atomic
6114 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
6115 on target construct for _Atomic qualified decls.
6116 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
6118 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
6119 _Atomic qualified arguments not mentioned in uniform clause.
6121 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6123 * Makefile.in (OBJS-libcommon): Add edit-context.o.
6124 * diagnostic-color.c (color_dict): Add "diff-filename",
6125 "diff-hunk", "diff-delete", and "diff-insert".
6126 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6127 to reflect above changes.
6128 * doc/invoke.texi (-fdiagnostics-color): Update description of
6129 default GCC_COLORS, and of the supported capabilities.
6130 * edit-context.c: New file.
6131 * edit-context.h: New file.
6132 * input.c (struct fcache): Add field "missing_trailing_newline".
6133 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6135 (add_file_to_cache_tab): Likewise.
6136 (fcache::fcache): Likewise.
6137 (get_next_line): Update c->missing_trailing_newline.
6138 (location_missing_trailing_newline): New function.
6139 * input.h (location_missing_trailing_newline): New decl.
6140 * selftest-run-tests.c (selftest::run_tests): Call
6141 edit_context_c_tests.
6142 * selftest.h (edit_context_c_tests): New decl.
6144 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6145 Richard Biener <rguenth@suse.de>
6147 PR tree-optimization/77444
6148 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6149 as steptype, remove redundant initialization.
6151 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6154 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6155 (sanopt_optimize_walker): Optimize away
6156 __asan_before_dynamic_init (...) followed by
6157 __asan_after_dynamic_init () without intervening memory loads/stores.
6158 * ipa-pure-const.c (special_builtin_state): Handle
6159 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6160 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6162 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6164 * cfg.c (free_original_copy_tables): Replace second assignment of
6165 bb_copy = NULL by bb_original = NULL.
6167 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6170 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6171 assignment added in r216794.
6173 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6175 * Makefile.in (OBJS): Add typed-splay-tree.o.
6176 * selftest-run-tests.c (selftest::run_tests): Call
6177 typed_splay_tree_c_tests.
6178 * selftest.h (typed_splay_tree_c_tests): New decl.
6179 * typed-splay-tree.c: New file.
6180 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6181 (typed_splay_tree::max): New method.
6182 (typed_splay_tree::min): New method.
6183 (typed_splay_tree::foreach): New method.
6184 (typed_splay_tree::closure): New struct.
6185 (typed_splay_tree::inner_foreach_fn): New function.
6187 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6189 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6190 -fipa-cp-bit to -fipa-bit-cp.
6192 2016-09-01 Martin Sebor <msebor@redhat.com>
6194 PR tree-optimization/71831
6195 * tree-object-size.h: Return bool instead of the size and add
6196 argument for the size.
6197 * tree-object-size.c (compute_object_offset): Update signature.
6198 (addr_object_size): Same.
6199 (compute_builtin_object_size): Return bool instead of the size
6200 and add argument for the size. Handle POINTER_PLUS_EXPR when
6201 optimization is disabled.
6202 (expr_object_size): Adjust.
6203 (plus_stmt_object_size): Adjust.
6204 (pass_object_sizes::execute): Adjust.
6205 * builtins.c (fold_builtin_object_size): Adjust.
6206 * doc/extend.texi (Object Size Checking): Update.
6207 * ubsan.c (instrument_object_size): Adjust.
6209 2016-09-01 Martin Sebor <msebor@redhat.com>
6211 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
6212 it fits the output of the formatted function regardless of its
6214 * gcc/genmodes.c (parser::parse_expr): Same.
6215 * gimplify.c (gimplify_asm_expr): Same.
6216 * passes.c (pass_manager::register_one_dump_file): Same.
6217 * print-tree.c (print_node): Same.
6219 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6221 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
6223 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6225 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
6227 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6229 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
6230 * config/rs6000/vector.md: Ditto.
6231 * config/rs6000/vsx.md: Ditto.
6233 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6235 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6238 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6240 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6241 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6242 *return_and_restore_gpregs_<mode>_r11,
6243 *return_and_restore_gpregs_<mode>_r12,
6244 *return_and_restore_gpregs_<mode>_r1,
6245 *return_and_restore_fpregs_<mode>_r11,
6246 *return_and_restore_fpregs_<mode>_r12,
6247 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6248 directly instead of via the "l" constraint. Renumber operands.
6251 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6253 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6254 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6255 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6256 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6257 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6258 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6259 *call_value_nonlocal_darwin64, reload_macho_picbase,
6260 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6261 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6262 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6263 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6264 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6265 *save_fpregs_<mode>_r1): Ditto.
6266 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6267 *return_and_restore_gpregs_spe): Ditto.
6269 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6271 * config/rs6000/rs6000.md
6272 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6273 the use of the link register.
6274 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6276 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6277 Michael Meissner <meissner@linux.vnet.ibm.com>
6280 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6281 reg+reg addressing for TImode.
6282 (rs6000_legitimate_address_p): Only allow register indirect
6283 addressing for TImode, even without TARGET_QUAD_MEMORY.
6285 2016-09-01 Richard Biener <rguenther@suse.de>
6288 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6289 check whether the result fits the desired result type.
6291 2016-09-01 Nathan Sidwell <nathan@acm.org>
6293 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
6295 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
6297 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
6299 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
6301 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6303 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
6304 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
6305 for comparisons of integer ZERO_EXTEND against zero.
6307 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6309 * config/i386/i386.c (ix86_option_override_internal): Also disable the
6310 STV pass if -mstackrealign is enabled.
6312 2016-08-31 Ilya Verbin <iverbin@gmail.com>
6314 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
6317 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6319 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
6320 (layout_range::intersects_line_p): New method.
6321 (test_range_contains_point_for_single_point): Rename to...
6322 (test_layout_range_for_single_point): ...this, and add testing
6323 for layout_range::intersects_line_p.
6324 (test_range_contains_point_for_single_line): Rename to...
6325 (test_layout_range_for_single_line): ...this, and add testing
6326 for layout_range::intersects_line_p.
6327 (test_range_contains_point_for_multiple_lines): Rename to...
6328 (test_layout_range_for_multiple_lines): ...this, and add testing
6329 for layout_range::intersects_line_p.
6330 (layout::layout): Populate m_fixit_hints.
6331 (layout::get_expanded_location): Handle the case of a line-span
6333 (layout::validate_fixit_hint_p): New method.
6334 (get_line_span_for_fixit_hint): New function.
6335 (layout::calculate_line_spans): Add spans for fixit-hints.
6336 (layout::should_print_annotation_line_p): New method.
6337 (layout::print_any_fixits): Drop param "richloc", instead using
6338 validated fixits in m_fixit_hints. Add "const" to hint pointers.
6339 (diagnostic_show_locus): Avoid printing blank annotation lines.
6340 (selftest::test_diagnostic_context::test_diagnostic_context):
6341 Initialize show_column and start_span.
6342 (selftest::test_diagnostic_context::start_span_cb): New static
6344 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
6345 (selftest::diagnostic_show_locus_c_tests): Update for function
6346 renamings. Call test_diagnostic_show_locus_fixit_lines.
6348 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6350 PR tree-optimization/73714
6351 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
6353 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6355 * selftest.c: Move "namespace selftest {" to top of file,
6356 removing explicit "selftest::" qualifiers throughout.
6358 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
6360 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
6362 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
6363 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
6364 Replace builtin with vector extension.
6365 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
6367 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
6368 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
6369 Replace builtin with vector extension.
6370 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
6371 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
6372 Replace builtin with vector extension.
6373 * config/i386/xmmintrin.h (__m128_u): New type.
6374 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
6375 (_mm_load_ps, _mm_store_ps): Simplify.
6377 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
6379 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
6381 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6383 * diagnostic-show-locus.c (colorizer::begin_state): Support more
6384 than 3 ranges per diagnostic by alternating between color 1 and
6386 (layout::layout): Replace use of rich_location::MAX_RANGES
6387 with richloc->get_num_locations ().
6388 (layout::calculate_line_spans): Replace use of
6389 rich_location::MAX_RANGES with m_layout_ranges.length ().
6390 (layout::print_annotation_line): Handle arbitrary numbers of
6391 ranges in caret-printing by defaulting to '^'.
6392 (selftest::test_one_liner_many_fixits): New function.
6393 (test_diagnostic_show_locus_one_liner): Call it.
6394 * diagnostic.c (diagnostic_initialize): Update for renaming
6395 of rich_location::MAX_RANGES to
6396 rich_location::STATICALLY_ALLOCATED_RANGES.
6397 * diagnostic.h (struct diagnostic_context): Likewise.
6399 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6401 * selftest.c (selftest::named_temp_file::named_temp_file): New
6403 (selftest::temp_source_file::~temp_source_file): Move to...
6404 (selftest::named_temp_file::~named_temp_file): ...here.
6405 (selftest::test_named_temp_file): New function.
6406 (selftest::selftest_c_tests): Call test_named_temp_file.
6407 * selftest.h (class named_temp_file): New class.
6408 (class temp_source_file): Convert to a subclass of named_temp_file.
6410 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
6412 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
6413 USEs of LR_REGNO in returns and sibcalls.
6414 (rs6000_output_mi_thunk): Similar.
6415 (rs6000_sibcall_aix): Similar.
6416 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
6417 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
6418 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
6419 Remove the USE of LR_REGNO from the patterns as well. Delete an
6421 (return_internal_<mode>): Delete.
6423 2016-08-30 Tamar Christina <tamar.christina@arm.com>
6425 * gcc/config/aarch64/aarch64-simd.md
6426 (aarch64_ld2<mode>_dreg_le): New.
6427 (aarch64_ld2<mode>_dreg_be): New.
6428 (aarch64_ld2<mode>_dreg): Removed.
6429 (aarch64_ld3<mode>_dreg_le): New.
6430 (aarch64_ld3<mode>_dreg_be): New.
6431 (aarch64_ld3<mode>_dreg): Removed.
6432 (aarch64_ld4<mode>_dreg_le): New.
6433 (aarch64_ld4<mode>_dreg_be): New.
6434 (aarch64_ld4<mode>_dreg): Removed.
6435 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
6437 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6439 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
6440 redundant location param.
6441 (test_one_liner_fixit_remove): Likewise.
6442 (test_one_liner_fixit_replace): Likewise.
6443 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
6444 * gcc-rich-location.c
6445 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
6446 get_range_from_loc. Drop overload taking a const char *.
6447 * gcc-rich-location.h
6448 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
6451 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6453 * config/linux.c (linux_libc_has_function): Return true on musl.
6455 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
6457 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
6459 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
6461 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
6462 used for abnormal egdes.
6464 2016-08-30 Jakub Jelinek <jakub@redhat.com>
6466 PR tree-optimization/72866
6467 * tree-vect-patterns.c (search_type_for_mask): Turn into
6468 a small wrapper, move all code to ...
6469 (search_type_for_mask_1): ... this new function. Add caching
6470 and adjust recursive calls.
6473 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
6474 instead of lookup_type_die (type_main_variant (type)) even for array
6478 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
6479 constant pool reference return x instead of c.
6481 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
6483 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
6486 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6489 (selftest::test_make_location_nonpure_range_endpoints): Fix
6492 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6494 * diagnostic-show-locus.c
6495 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
6497 (selftest::test_diagnostic_show_locus_one_liner): Call it.
6498 * input.c (get_pure_location): Move to libcpp/line-map.c.
6499 * input.h (get_pure_location): Convert decl to an inline function
6500 calling implementation in libcpp.
6502 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
6506 template for intel asm dialect.
6507 (vec_set_hi_<mode><mask_name>): Ditto.
6509 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6511 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
6512 (selftest::fail_formatted): Likewise.
6514 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6516 * input.c (make_location): Call get_start and get_finish
6517 on the endpoints to avoid storing packed ranges or ad-hoc
6519 (selftest::test_make_location_nonpure_range_endpoints): New function.
6520 (selftest::input_c_tests): Call it.
6521 * input.h (get_start): New inline function.
6523 2016-08-29 Tom de Vries <tom@codesourcery.com>
6526 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
6529 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
6531 * Makefile.in (gcov-iov.h): Add dummy recipe.
6533 2016-08-29 Nathan Sidwell <nathan@acm.org>
6535 * config/nvptx/nvptx.c: #include tree-vrp.h.
6537 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
6540 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
6541 HIGH+LO construct during reload.
6543 2016-08-28 Tom de Vries <tom@codesourcery.com>
6546 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
6547 'sysv_abi va_list' attribute.
6548 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
6549 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
6552 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6554 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
6555 * emit-rtl.c (unshare_all_rtl_1): Adjust.
6556 (unshare_all_rtl_again): Likewise.
6557 * function.c (assign_stack_local_1): Likewise.
6558 (assign_stack_temp_for_type): Likewise.
6560 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6562 * cfgbuild.c (make_edges): Adjust.
6563 * cfgrtl.c (can_delete_label_p): Likewise.
6564 * dwarf2cfi.c (create_trace_edges): Likewise.
6565 * except.c (sjlj_emit_dispatch_table): Likewise.
6566 * function.h (struct expr_status): make x_forced_labels a vector.
6567 * jump.c (rebuild_jump_labels_1): Adjust.
6568 * reload1.c (set_initial_label_offsets): Likewise.
6569 * stmt.c (force_label_rtx): Likewise.
6570 (expand_label): Likewise.
6572 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6574 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
6576 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
6578 PR tree-optimization/71077
6579 PR tree-optimization/68542
6580 * fold-const.c (fold_relational_const): Fix folding of
6581 VECTOR_CST comparisons that have a scalar boolean result type.
6582 (selftest::test_vector_folding): New static function.
6583 (selftest::fold_const_c_tests): Call it.
6585 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6587 * doc/extend.texi (SPU Built-in Functions): Remove stale
6588 references to material formerly at IBM and Sony.
6590 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
6593 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6595 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6597 * diagnostic-show-locus.c
6598 (selftest::test_fixit_consolidation): New function.
6599 (selftest::diagnostic_show_locus_c_tests): Call it.
6600 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
6601 constructor based on source_range.
6603 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6605 * diagnostic-color.c (color_dict): Add "fixit-insert" and
6607 (parse_gcc_colors): Update description of default GCC_COLORS.
6608 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
6609 (colorizer::set_fixit_insert): New method.
6610 (colorizer::set_fixit_delete): New method.
6611 (colorizer::get_color_by_name): New method.
6612 (colorizer::STATE_FIXIT_INSERT): New constant.
6613 (colorizer::STATE_FIXIT_DELETE): New constant.
6614 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
6615 fields in favor of new field "m_stop_color". Add fields
6616 "m_fixit_insert" and "m_fixit_delete".
6617 (colorizer::colorizer): Update for above changes. Replace
6618 colorize_start calls with calls to get_color_by_name.
6619 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6620 STATE_FIXIT_DELETE. Update for field renamings.
6621 (colorizer::finish_state): Simplify by using m_stop_color,
6622 rather than multiple identical "*_ce" fields.
6623 (colorizer::get_color_by_name): New method.
6624 (layout::print_any_fixits): Print insertions and replacements
6625 using the "fixit-insert" color, and deletions using the
6626 "fixit-delete" color.
6627 * doc/invoke.texi (-fdiagnostics-color): Update description of
6628 default GCC_COLORS, and of the supported capabilities.
6630 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6632 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6633 current_function_static_stack_size variable with the static
6634 stack frame size of the current function when
6635 flag_stack_usage_info is enabled.
6637 2016-08-26 Nathan Sidwell <nathan@acm.org>
6639 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6640 assignment inside if condition.
6642 2016-08-26 Richard Biener <rguenther@suse.de>
6644 PR tree-optimization/69047
6645 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6646 extracts similar to what FRE does.
6647 (non_rewritable_mem_ref_base): Likewise.
6649 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6651 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6652 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6653 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6654 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6655 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6657 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6658 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6659 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6660 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6661 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6663 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6666 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6667 reservation duration to 15 cycles.
6668 (cortex_a8_vfp_macs): Likewise.
6669 (cortex_a8_vfp_macd): Likewise.
6670 (cortex_a8_vfp_divs): Likewise.
6671 (cortex_a8_vfp_divd): Likewise.
6673 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6675 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6676 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6678 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6679 Martin Jambhor <mjambor@suse.cz>
6681 * common.opt: New option -fipa-bit-cp.
6682 * doc/invoke.texi: Document -fipa-bit-cp.
6683 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6684 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6685 * tree-ssa-ccp.h: New header file.
6686 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6687 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6688 Replace all occurences of tree parameter by two new params: signop, int.
6689 (bit_value_unop_1): Change to bit_value_unop and export it.
6690 Replace all occurences of tree parameter by two new params: signop,
6692 (bit_value_binop): Change call from bit_value_binop_1 to
6694 (bit_value_assume_aligned): Likewise.
6695 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6696 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6698 (ccp_finalize): Skip processing if val->mask == 0.
6699 * ipa-cp.c: Include tree-ssa-ccp.h
6700 (ipcp_bits_lattice): New class.
6701 (ipcp_param_lattice (bits_lattice): New member.
6702 (print_all_lattices): Call ipcp_bits_lattice::print.
6703 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6704 (initialize_node_lattices): Likewise.
6705 (propagate_bits_accross_jump_function): New function.
6706 (propagate_constants_accross_call): Call
6707 propagate_bits_accross_jump_function.
6708 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6709 (ipcp_store_bits_results): New function.
6710 (ipcp_driver): Call ipcp_store_bits_results.
6711 * ipa-prop.h (ipa_bits): New struct.
6712 (ipa_jump_func): Add new member bits of type ipa_bits.
6713 (ipa_param_descriptor): Change decl to decl_or_type.
6714 (ipa_get_param): Change decl to decl_or_type and assert on
6716 (ipa_get_type): New function.
6717 (ipcp_transformation_summary): New member bits.
6718 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6719 (ipa_populate_param_decls): Likewise.
6720 (ipa_dump_param): Likewise.
6721 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6723 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6724 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6726 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6727 (ipa_write_jump_function): Add streaming for ipa_bits.
6728 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6729 (write_ipcp_transformation_info): Add streaming for ipa_bits
6731 (read_ipcp_transfomration_info): Add support for reading streamed
6733 (ipcp_update_bits): New function.
6734 (ipcp_transform_function): Call ipcp_update_bits.
6736 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6738 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6739 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6741 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6743 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6745 2016-08-25 Richard Biener <rguenther@suse.de>
6747 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6748 Only add locations in late dwarf.
6749 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6750 (dwarf2out_early_finish): But do it here.
6752 2016-08-24 Michael Collison <michael.collison@linaro.org>
6753 Michael Collison <michael.collison@arm.com>
6755 * config/arm/arm-modes.def: Add new condition code mode CC_V
6756 to represent the overflow bit.
6757 * config/arm/arm.c (maybe_get_arm_condition_code):
6758 Add support for CC_Vmode.
6759 (arm_gen_unlikely_cbranch): New function to generate common
6760 rtl conditional branches for overflow patterns.
6761 * config/arm/arm-protos.h: Add prototype for
6762 arm_gen_unlikely_cbranch.
6763 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6764 addsi3_compareV_upper): New patterns to support signed
6765 builtin overflow add operations.
6766 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6767 New patterns to support unsigned builtin add overflow operations.
6768 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6769 builtin overflow subtract operations,
6770 (usubv<mode>4): New patterns to support unsigned builtin subtract
6771 overflow operations.
6772 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6773 to support builtin overflow negate operations.
6775 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6778 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6780 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6781 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6784 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6786 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6787 MULTILIB_OPTIONS should be used. Small wording fixes.
6788 * genmultilib: Memorize set of all option combinations in
6789 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6790 found in MULTILIB_OPTIONS by checking if option set is listed in
6791 combination_space. Output new and existing error message to stderr.
6793 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6795 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6796 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6797 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6798 (MULTILIB_REUSE): Remove reuse rules for option set including
6799 -mfpu=fp-armv8 and -mfpu=vfpv4
6801 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6803 * config/arm/t-rtems: Add vfp multilib.
6805 2016-08-23 Ian Lance Taylor <iant@golang.org>
6807 * config/s390/s390.c (s390_asm_file_start): Call
6810 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6812 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6813 initialization of all 0's to the 0 constant, instead of directly
6814 generating XOR. Add support for V4SImode vector initialization on
6815 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6816 initialization. Change variables used in V4SFmode vector
6817 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6818 any memory addresses are in index form. Add support for using
6819 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6820 with all of the same element.
6821 (regno_or_subregno): New helper function to return a register
6822 number for either REG or SUBREG.
6823 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6824 Use regno_or_subregno where possible.
6825 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6826 DImode value from two SImode values in order to generate V4SImode
6827 vector initialization on 64-bit systems with direct move.
6828 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6830 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6832 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6834 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6835 attributes to initialize V8HImode and V16QImode vectors with the
6837 (VSX_SPLAT_COUNT): Likewise.
6838 (VSX_SPLAT_SUFFIX): Likewise.
6839 (UNSPEC_VSX_VEC_INIT): New unspec.
6840 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6841 Allow SFmode values to come from Altivec registers.
6842 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6843 on 64-bit systems with direct move.
6844 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6845 vector initializations, to allow V4SImode vector initializations
6846 on 64-bit systems with direct move.
6847 (vsx_splat_v4si): Likewise.
6848 (vsx_splat_v4si_di): Likewise.
6849 (vsx_splat_v4sf): Likewise.
6850 (vsx_splat_v4sf_internal): Likewise.
6851 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6853 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6854 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6855 initializing V8HImode and V16QImode vectors with the same
6857 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6858 optimization if -maltivec=be.
6860 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6862 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6863 attribute for alternatives 3 and 4.
6865 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6867 * selftest.c (selftest::assert_str_contains): New function.
6868 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6869 * selftest.h (selftest::assert_str_contains): New decl.
6870 (ASSERT_STR_CONTAINS): New macro.
6872 2016-08-23 Richard Biener <rguenther@suse.de>
6874 PR tree-optimization/77286
6875 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6877 (vect_transform_loop): Split exit edges of loop and scalar
6878 loop if required and at the appropriate time.
6880 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6882 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6883 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6885 Correct a typo in a comment.
6887 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6889 * config/s390/s390.md ("*andc_split"): New splitter for and with
6892 2016-08-23 Richard Biener <rguenther@suse.de>
6894 PR tree-optimization/27336
6895 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6896 by looking for a non-EH edge.
6897 (process_assert_insertions_for): Likewise.
6899 2016-08-23 Richard Biener <rguenther@suse.de>
6902 * statistics.c (statistics_counter_event): Robustify against
6905 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6907 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6908 for targets amdfam10 and barcelona.
6910 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6913 (zero_extend<mode>di2): Ditto.
6914 (*zero_extend<mode>si2): Ditto.
6915 (*zero_extendqihi2): Ditto.
6917 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6920 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6921 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6923 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6925 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6926 identical consecutive elements.
6927 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6928 the node's def stmt, avoid printing an unwanted trailing newline by
6929 replacing the call to print_gimple_stmt() with its inlined body and
6930 adjusting it to not set pp_needs_newline and to call pp_flush()
6931 instead of pp_newline_and_flush().
6933 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6935 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6936 (float32_type_node, float64_type_node, float32x_type_node)
6937 (float128x_type_node): New macros.
6938 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6939 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6940 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6941 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6942 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6943 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6944 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6945 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6946 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6947 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6948 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6949 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6950 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6951 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6952 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6953 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6954 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6955 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6956 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6958 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6959 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6960 * doc/extend.texi (Other Builtins): Document these built-in
6962 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6965 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6967 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6969 2016-08-22 Richard Biener <rguenther@suse.de>
6971 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6973 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6976 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6977 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6978 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6980 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6982 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6983 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6984 (vrp_visit_switch_stmt): Likewise.
6985 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6986 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6987 (vrp_visit_stmt): Use extract_range_from_stmt.
6988 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6990 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6992 * Makefile.in: Add tree-vrp.h to GTFILES.
6993 * gengtype.c (open_base_files): Add tree-vrp.h.
6994 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6995 * builtins.c: Likewise.
6996 * fold-const.c: Likewise.
6997 * gimple-builder.c: Likewise.
6998 * gimple-laddress.c: Likewise.
6999 * hsa-gen.c: Likewise.
7000 * internal-fn.c: Likewise.
7002 * targhooks.c: Liewise,
7003 * tree-ssa-address.c: Likewise.
7004 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
7005 * tree-vrp.c (struct value_range): Move to tree-vrp.h
7006 * tree-vrp.h: New file.
7008 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7010 PR tree-optimization/61839
7011 * tree-vrp.c (two_valued_val_range_p): New.
7012 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
7013 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
7014 Also Convert VAR BINOP CST where VAR is two-valued to
7015 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
7017 2016-08-19 David Malcolm <dmalcolm@redhat.com>
7019 * diagnostic-show-locus.c
7020 (layout::annotation_line_showed_range_p): New method.
7021 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
7022 Reimplement case fixit_hint::REPLACE to cover removals, and
7023 replacements where the range of the replacement isn't one
7024 of the ranges in the rich_location.
7025 (test_one_liner_fixit_replace): Likewise.
7026 (selftest::test_one_liner_fixit_replace_non_equal_range): New
7028 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
7030 (selftest::test_diagnostic_show_locus_one_liner): Call the new
7032 * diagnostic.c (print_parseable_fixits): Remove case
7035 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
7038 * config/i386/i386.c (ix86_option_override_internal): Remove
7039 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
7040 Enable SSE prefetch also for TARGET_PREFETCHWT1.
7041 Do not try to enable TARGET_PRFCHW ISA flag here.
7042 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
7043 Rewrite expander function body.
7044 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
7046 2016-08-19 Joseph Myers <joseph@codesourcery.com>
7049 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
7050 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
7051 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
7052 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
7053 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
7054 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
7055 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
7056 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
7057 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
7059 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
7061 (struct floatn_type_info): New structure type.
7062 (floatn_nx_types): New variable declaration.
7063 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
7064 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
7065 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
7066 * tree.c (floatn_nx_types): New variable.
7067 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
7068 corresponding complex types.
7069 * target.def (floatn_mode): New hook.
7070 * targhooks.c: Include "real.h".
7071 (default_floatn_mode): New function.
7072 * targhooks.h (default_floatn_mode): New prototype.
7073 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
7075 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
7076 effective-target and dg-add-options keywords.
7077 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
7078 Document new effective-target keywords.
7079 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
7080 * doc/tm.texi: Regenerate.
7081 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
7082 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
7083 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
7085 * real.h (struct real_format): Add field ieee_bits.
7086 * real.c (ieee_single_format, mips_single_format)
7087 (motorola_single_format, spu_single_format, ieee_double_format)
7088 (mips_double_format, motorola_double_format)
7089 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
7090 (ieee_extended_intel_128_format)
7091 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
7092 (mips_extended_format, ieee_quad_format, mips_quad_format)
7093 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
7094 (decimal_double_format, decimal_quad_format, ieee_half_format)
7095 (arm_half_format, real_internal_format: Initialize ieee_bits
7097 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
7098 float128_type_node. Set float80_type_node to float64x_type_node
7099 if appropriate and long_double_type_node not appropriate.
7100 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
7101 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
7102 Initialize ieee_bits field.
7103 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
7104 (rs6000_init_builtins): Set ieee128_float_type_node to
7106 (rs6000_floatn_mode): New function.
7108 2016-08-19 Jakub Jelinek <jakub@redhat.com>
7110 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7111 _rdseed64_step): Uglify argument names and/or local variable names
7112 in inline functions.
7113 * config/i386/rtmintrin.h (_xabort): Likewise.
7114 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
7115 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
7116 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
7117 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
7118 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
7119 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
7120 _mm_maskz_ternarylogic_epi32): Likewise.
7121 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
7122 __lwpins32, __lwpins64): Likewise.
7123 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
7124 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
7125 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
7126 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7127 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7128 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7129 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7130 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7131 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7132 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7133 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7134 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7135 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7136 _mm256_mask_i64gather_epi32): Likewise.
7137 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7138 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7139 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7140 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7141 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7142 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7143 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7144 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7145 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7146 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7147 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7148 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7149 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7150 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7151 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7152 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7153 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7154 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7156 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7158 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7159 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7161 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7162 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7164 (_rdpkru_u32): Add space after function name.
7166 * config/i386/t-i386 (i386-c.o): Don't depend on
7167 i386-builtin-types.inc.
7168 (i386.o): Depend on i386-builtin-types.inc.
7170 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7173 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7174 Use const_vec_duplicate to check for duplicated elements.
7176 2016-08-19 Richard Biener <rguenther@suse.de>
7178 PR tree-optimization/77290
7179 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7180 Fix flag_tree_parallelize_loops check.
7182 2016-08-19 Richard Biener <rguenther@suse.de>
7184 * match.pd (x | 0 -> x): Add.
7186 2016-08-19 Richard Biener <rguenther@suse.de>
7188 PR tree-optimization/77286
7189 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7190 Deal with virtual PHIs being out-of-order.
7192 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7194 * doc/invoke.texi (fverbose-asm): Note that source code lines
7195 are emitted, and provide an example.
7196 * final.c (asm_show_source): New function.
7197 (final_scan_insn): Call asm_show_source.
7199 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7201 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7202 param with diagnostic_kind.
7203 (class colorizer): Similarly replace field m_diagnostic with
7205 (colorizer::colorizer): Replace diagnostic
7206 param with diagnostic_kind.
7207 (colorizer::begin_state): Update for above field change.
7208 (layout::layout): Replace diagnostic param with rich_location *
7209 and diagnostic_kind.
7210 (diagnostic_show_locus): Replace diagnostic param with richloc
7211 and diagnostic_kind.
7212 (class selftest::test_diagnostic_context): New class.
7213 (selftest::test_diagnostic_show_locus_unknown_location): New
7215 (selftest::test_one_liner_simple_caret): New function.
7216 (selftest::test_one_liner_caret_and_range): New function.
7217 (selftest::test_one_liner_multiple_carets_and_ranges): New
7219 (selftest::test_one_liner_fixit_remove): New function.
7220 (selftest::test_one_liner_fixit_replace): New function.
7221 (selftest::test_diagnostic_show_locus_one_liner): New function.
7222 (selftest::diagnostic_show_locus_c_tests): Call the new test
7224 * diagnostic.c (diagnostic_initialize): Initialize
7225 colorize_source_p, show_ruler_p and parseable_fixits_p.
7226 (default_diagnostic_finalizer): Update for change to
7227 diagnostic_show_locus.
7228 (diagnostic_append_note): Likewise.
7229 * diagnostic.h (diagnostic_show_locus): Replace
7230 const diagnostic_info * param with location * and diagnostic_t.
7232 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7234 * input.c (saved_line_table): New global.
7235 (class selftest::temp_line_table): Rename to line_table_test and
7236 move declaration to selftest.h, and drop field m_old_line_table.
7237 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7238 (selftest::line_table_test::line_table_test): ...this. Add a
7239 default ctor. Store current value of line_table within
7241 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7242 (selftest::line_table_test::~line_table_test): ...this, and
7243 restore line_table from the saved_line_table, rather than
7245 (selftest::test_accessing_ordinary_linemaps): Update for above
7247 (selftest::test_lexer): Likewise.
7248 (struct selftest::lexer_test): Likewise.
7249 (selftest::lexer_test::lexer_test): Likewise.
7250 (selftest::input_c_tests): Move the looping over test cases from
7252 (selftest::for_each_line_table_case): New function.
7253 * input.h (saved_line_table): New decl.
7254 * selftest.h (struct selftest::line_table_case): New forward decl.
7255 (class selftest::line_table_test): New class, moved here from
7256 selftest::temp_line_table in input.c, and renamed.
7257 (selftest::for_each_line_table_case): New decl.
7259 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7262 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7264 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7267 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7268 enclosing parallel construct for reduction variables on OpenACC loop
7271 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7273 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7274 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7276 (function_to_dwarf_procedure): Update comment.
7278 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7280 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7282 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7284 * selftest.c (selftest::temp_source_file::~temp_source_file):
7285 Evict m_filename from the diagnostic file cache.
7287 2016-08-18 Richard Biener <rguenther@suse.de>
7289 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7290 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7291 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7292 clone materialization.
7293 * passes.def (all_late_ipa_passes): Start with
7294 pass_materialize_all_clones.
7295 * cgraphunit.c (symbol_table::compile): Remove call to
7296 materialize_all_clones.
7297 * tree-into-ssa.c: Include statistics.h.
7298 (update_ssa): Count number of times we do incremental/rewrite
7301 2016-08-18 Richard Biener <rguenther@suse.de>
7303 PR tree-optimization/77282
7304 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7305 When doing auto-parallelizing also prevent use of PHIs that
7306 carry dependences across loop backedges.
7308 2016-08-18 Tamar Christina <tamar.christina@arm.com>
7309 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7311 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
7313 2016-08-18 Richard Biener <rguenther@suse.de>
7315 * ssa-iterators.h (ssa_vuse_operand): New inline.
7316 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
7317 (predicate_all_scalar_phis): Use remove_phi_node to remove
7318 phi nodes predicated. Delay removing virtual PHIs.
7319 (predicate_mem_writes): Update virtual operands.
7320 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
7321 (tree_if_conversion): Do not rewrite virtual SSA form.
7322 * tree-phinodes.c (release_phi_node): Make static.
7323 * tree-phinodes.h (release_phi_node): Remove.
7325 2016-08-18 Jakub Jelinek <jakub@redhat.com>
7327 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
7328 codes that appear in bdesc_* arrays, instead include i386-builtin.def
7329 twice to define those.
7330 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
7331 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
7332 bdesc_multi_arg): Define by including i386-builtin.def the third time.
7333 * config/i386/i386-builtin.def: New file.
7335 2016-08-17 David Malcolm <dmalcolm@redhat.com>
7337 * input.c (get_source_range_for_char): Rename to...
7338 (selftest::get_source_range_for_char): ...this, and move within
7339 the #if CHECKING_P guard.
7340 (get_num_source_ranges_for_substring): Rename to...
7341 (selftest::get_num_source_ranges_for_substring): ...this, move
7342 within the #if CHECKING_P guard, and make static.
7343 (selftest::assert_num_substring_ranges): Initialize
7346 2016-08-18 Alan Modra <amodra@gmail.com>
7348 PR rtl-optimization/72771
7349 * reload.c (find_reloads): Don't assume that a subreg mem is OK
7350 when find_reloads_toplev returns address_reloaded==-1.
7351 (alternative_allows_const_pool_ref): Update comment.
7353 2015-08-17 Alan Hayward <alan.hayward@arm.com>
7355 PR tree-optimization/71752
7356 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
7357 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
7359 2016-08-17 Jakub Jelinek <jakub@redhat.com>
7361 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
7362 instead of testing ECF_NORETURN bit in gimple_call_flags.
7363 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
7364 * predict.c (tree_bb_level_predictions): Likewise.
7365 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
7368 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
7369 turning a call into __builtin_unreachable-like noreturn call, adjust
7370 gimple_call_set_fntype.
7371 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
7372 gimple_call_fntype has void return type.
7374 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
7376 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
7377 maybe_lookup_decl, to handle nested acc loop directives.
7379 2016-08-17 Richard Biener <rguenther@suse.de>
7381 PR tree-optimization/76490
7382 * tree-vrp.c (update_value_range): Preserve overflow infinities
7383 when intersecting with ranges from get_range_info.
7384 (operand_less_p): Handle overflow infinities correctly.
7385 (value_range_constant_singleton): Use vrp_operand_equal_p
7386 to handle overflow max/min correctly.
7387 (vrp_valueize): Likewise.
7388 (union_ranges): Likewise.
7389 (intersect_ranges): Likewise.
7390 (vrp_visit_phi_node): Improve iteration limitation to only
7391 apply when we'll possibly re-visit the PHI via a changed argument
7394 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
7396 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
7397 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
7398 rather than those that should not be built.
7400 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
7403 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
7405 2016-08-17 Richard Biener <rguenther@suse.de>
7407 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
7408 (verify_vssa): New function verifying virtual SSA form.
7409 (verify_ssa): Call it.
7410 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
7411 Do not apply loop-closed SSA handling to virtuals.
7412 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
7413 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
7414 when rewriting their symbol.
7415 (prepare_def_site_for): Likewise.
7416 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
7417 operands of moved stmts.
7419 2016-08-17 Richard Biener <rguenther@suse.de>
7421 PR tree-optimization/23855
7422 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
7423 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
7424 find guards to hoist. Do not update SSA form but rewrite virtuals
7425 into loop closed SSA.
7426 (find_loop_guard): Adjust to skip already hoisted guards. Do
7427 not mark virtuals for renaming or update SSA form.
7429 2016-08-17 Martin Liska <mliska@suse.cz>
7431 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
7432 a LONG_LONG_TYPE_SIZE comparison.
7433 * gcov-io.h: Remove macro definitions.
7434 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
7435 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
7438 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7440 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
7441 that builtins not mentioned in bdesc_* arrays come first, then
7442 the ones mentioned in bdesc_* arrays in the order they appear in
7443 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
7444 IX86_BUILTIN__BDESC_*_LAST enumerator.
7445 (bdesc_mpx): Fix up a comment typo.
7446 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
7447 __builtin_ia32_vpcomneu[bwdq] builtins.
7448 (BDESC_VERIFY, BDESC_VERIFYS): Define.
7449 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
7450 enum ix86_builtins ordering.
7451 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
7452 for direct bdesc_* array member access instead of searching all the
7453 arrays until an fcode match is found.
7455 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
7457 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
7458 pattern as define_insn_and_split. Split insn before reload to
7460 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
7461 <shift_insn><mode>3_1.
7462 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
7463 <rotate_insn><mode>3_1.
7465 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7468 * input.c (get_source_range_for_substring): Rename to...
7469 (get_source_location_for_substring): ...this, adding param
7470 "caret_idx", and converting output param from source_range * to
7472 (get_source_range_for_char): New function.
7473 (get_num_source_ranges_for_substring): Update comment to reflect
7475 (assert_char_at_range): Update to use get_source_range_for_char
7476 rather than get_source_range_for_substring.
7477 (test_lexer_string_locations_concatenation_2): Likewise.
7478 * substring-locations.h (get_source_range_for_substring): Rename
7480 (get_source_location_for_substring): ...this, and adding param
7481 "caret_idx", and converting output param from source_range * to
7484 2016-08-16 David Malcolm <dmalcolm@redhat.com>
7486 * input.c (class selftest::temp_source_file): Move to
7488 (selftest::temp_source_file::temp_source_file): Move to
7490 (selftest::temp_source_file::~temp_source_file): Likewise.
7491 * selftest.c (selftest::temp_source_file::temp_source_file): Move
7493 (selftest::temp_source_file::~temp_source_file): Likewise.
7494 * selftest.h (class selftest::temp_source_file): Move here from
7497 2016-08-16 Jakub Jelinek <jakub@redhat.com>
7500 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
7501 inlining, add cgraph edge for the added __builtin_unreachable call.
7504 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
7505 only cast it to SHWI for the final comparison.
7507 2016-08-16 Martin Liska <mliska@suse.cz>
7509 PR gcov-profile/36412
7510 * doc/gcov.texi: Document --hash-filenames(-x).
7511 * gcov.c (print_usage): Add the option.
7512 (process_args): Process the option, sort options alphabetically.
7513 (md5sum_to_hex): New function.
7514 (make_gcov_file_name): Do the md5sum and append it to a
7517 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7519 PR tree-optimization/69848
7520 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
7521 and swtich operands to avoid additional NOT instruction.
7522 (vcond<v_cmp_mixed><mode>): Ditto.
7523 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7525 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
7527 * doc/install.texi (*-*-solaris2*): Adjust latest change.
7529 2016-08-16 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/76783
7532 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
7533 BB visited flags at start.
7535 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7537 PR tree-optimization/72817
7538 PR tree-optimization/73450
7539 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
7540 multiple_of_p for adjusted IV.base.
7542 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
7545 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
7546 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
7547 for !flag_finite_math_only or flag_signed_zeros.
7548 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
7549 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
7550 depend on flag_finite_math_only.
7551 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
7553 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
7554 (*ieee_smin<mode>3): Ditto.
7555 (*ieee_smax<mode>3): Ditto.
7556 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
7557 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
7559 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
7560 depend on flag_finite_math_only.
7561 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
7562 (*mmx_<code>v2sf3): Remove.
7563 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
7564 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
7565 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
7567 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
7569 PR rtl-optimization/73650
7570 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
7571 it is not a simple move.
7573 2016-08-15 Martin Liska <mliska@suse.cz>
7576 * gcc.c (do_spec_1): Call save_string with the right size.
7577 (save_string): Do an assert about string we copy.
7579 2016-08-15 Richard Biener <rguenther@suse.de>
7581 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
7582 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
7584 (pass_data_stv): Likewise.
7586 2016-08-15 Richard Biener <rguenther@suse.de>
7588 PR tree-optimization/73434
7589 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
7590 TBAA info on the base when forwarding a non-invariant address.
7592 2016-08-15 Jakub Jelinek <jakub@redhat.com>
7594 * dwarf2out.c (struct checksum_attributes): Add
7595 at_string_length_bit_size and at_string_length_byte_size fields.
7596 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
7597 and DW_AT_string_length_byte_size.
7598 (die_checksum_ordered): Handle at_string_length_bit_size and
7599 at_string_length_byte_size.
7600 (gen_array_type_die): For dwarf_version >= 5 emit
7601 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7602 (adjust_string_types): For dwarf_version >= 5 remove
7603 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7604 (resolve_addr): Likewise.
7607 * dwarf2out.c (string_types): New variable.
7608 (gen_array_type_die): Change early_dwarf handling of
7609 DW_AT_string_length, create DW_OP_call4 referencing the
7610 length var temporarily. Handle parameters that are pointers
7612 (adjust_string_types): New function.
7613 (gen_subprogram_die): Temporarily set string_types to local var,
7614 call adjust_string_types if needed.
7615 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7617 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7619 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7621 * doc/install.texi (*-*-solaris2*): Fix version number and document
7622 requirement on GNU make for building libjava with the Solaris linker.
7624 2016-08-15 Martin Liska <mliska@suse.cz>
7625 Jakub Jelinek <jakub@redhat.com>
7627 PR tree-optimization/72824
7628 * tree-loop-distribution.c (const_with_all_bytes_same)
7629 <case VECTOR_CST>: Fix a typo.
7631 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7634 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7635 Renamed from _mm512_undefined_si512.
7636 (_mm_undefined_si512): New definition.
7638 2016-08-13 Richard Biener <rguenther@suse.de>
7640 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7641 into PHIs and update the lattice for its def.
7643 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7646 * ubsan.c (instrument_si_overflow): Pass true instead of false
7648 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7649 of bbs. Return TODO_cleanup_cfg if any returned true.
7651 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7653 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7654 ISA 3.0 MTVSRDD instruction.
7655 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7658 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7660 PR tree-optimization/71083
7661 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7662 bitfield access when possible.
7664 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7667 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7668 sign-changing cast from a shorter unsigned type to a wider
7671 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7673 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7674 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7675 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7677 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7679 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7680 Correct costs for vec_construct.
7682 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7684 PR tree-optimization/69848
7685 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7686 type CONST_COND_REDUCTION.
7687 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7688 reudction type CONST_COND_REDUCTION.
7690 2016-08-12 Richard Biener <rguenther@suse.de>
7692 PR tree-optimization/57326
7693 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7694 returning an SSA name.
7695 (phi_translate_1): When fully_constant_expression returns a NAME
7696 make sure we have a leader for it.
7698 2016-08-12 Martin Liska <mliska@suse.cz>
7699 Adam Fineman <afineman@afineman.com>
7701 * gcov.c (process_file): Create .gcov file when .gcda
7704 2016-08-12 Marek Polacek <polacek@redhat.com>
7707 * alias.c (find_base_value): Adjust fall through comment.
7708 * cfgexpand.c (expand_debug_expr): Likewise.
7709 * combine.c (find_split_point): Likewise.
7710 (expand_compound_operation): Likewise. Add FALLTHRU.
7711 (make_compound_operation): Adjust fall through comment.
7712 (canon_reg_for_combine): Add FALLTHRU.
7713 (force_to_mode): Adjust fall through comment.
7714 (simplify_shift_const_1): Likewise.
7715 (simplify_comparison): Likewise.
7716 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7718 * config/aarch64/predicates.md: Likewise.
7719 * config/i386/i386.c (function_arg_advance_32): Likewise.
7720 (ix86_gimplify_va_arg): Likewise.
7721 (print_reg): Likewise.
7722 (ix86_print_operand): Likewise.
7723 (ix86_build_const_vector): Likewise.
7724 (ix86_expand_branch): Likewise.
7725 (ix86_sched_init_global): Adjust fall through comment.
7726 (ix86_expand_args_builtin): Add FALLTHRU.
7727 (ix86_expand_builtin): Likewise.
7728 (ix86_expand_vector_init_one_var): Likewise.
7729 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7730 (rs6000_adjust_cost): Likewise.
7731 (insn_must_be_first_in_group): Likewise.
7732 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7733 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7734 * df-scan.c (df_uses_record): Likewise.
7735 * dojump.c (do_jump): Add FALLTHRU.
7736 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7738 (resolve_args_picking_1): Adjust fall through comment.
7739 (loc_list_from_tree_1): Likewise.
7740 * expmed.c (make_tree): Likewise.
7741 * expr.c (expand_expr_real_2): Add FALLTHRU.
7742 (expand_expr_real_1): Likewise. Adjust fall through comment.
7743 * fold-const.c (const_binop): Adjust fall through comment.
7744 (fold_truth_not_expr): Likewise.
7745 (fold_cond_expr_with_comparison): Add FALLTHRU.
7746 (fold_binary_loc): Likewise.
7747 (contains_label_1): Adjust fall through comment.
7748 (multiple_of_p): Likewise.
7749 * gcov-tool.c (process_args): Add FALLTHRU.
7750 * genattrtab.c (check_attr_test): Likewise.
7751 (write_test_expr): Likewise.
7752 * genconfig.c (walk_insn_part): Likewise.
7753 * genpreds.c (validate_exp): Adjust fall through comment.
7754 (needs_variable): Likewise.
7755 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7756 (subst_dup): Likewise.
7757 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7758 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7759 (gimplify_scan_omp_clauses): Add FALLTHRU.
7760 (goa_stabilize_expr): Likewise.
7761 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7763 * hsa-gen.c (get_address_from_value): Likewise.
7764 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7765 * ira.c (ira_setup_alts): Add FALLTHRU.
7766 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7768 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7769 * opts.c (common_handle_option): Likewise.
7770 * read-rtl.c (read_rtx_code): Likewise.
7771 * real.c (round_for_format): Likewise.
7772 * recog.c (asm_operand_ok): Likewise.
7773 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7774 * reload1.c (set_label_offsets): Likewise.
7775 (eliminate_regs_1): Likewise.
7776 (reload_reg_reaches_end_p): Likewise.
7777 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7778 (rtx_cost): Likewise.
7779 * sched-rgn.c (is_exception_free): Likewise.
7780 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7781 * stor-layout.c (int_mode_for_mode): Likewise.
7782 * toplev.c (print_to_asm_out_file): Likewise.
7783 (print_to_stderr): Likewise.
7784 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7785 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7786 (chrec_fold_multiply): Likewise.
7787 (evolution_function_is_invariant_rec_p): Likewise.
7788 (for_each_scev_op): Likewise.
7789 * tree-data-ref.c (siv_subscript_p): Likewise.
7790 (get_references_in_stmt): Likewise.
7791 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7792 (substitute_in_expr): Likewise.
7793 (type_cache_hasher::equal): Likewise.
7794 (walk_type_fields): Likewise.
7795 * var-tracking.c (adjust_mems): Add FALLTHRU.
7796 (set_dv_changed): Adjust fall through comment.
7797 * varasm.c (default_function_section): Add FALLTHRU.
7799 2016-08-12 Marek Polacek <polacek@redhat.com>
7802 * tree-complex.c (expand_complex_division): Add missing break.
7804 2016-08-12 Richard Biener <rguenther@suse.de>
7806 * passes.c (execute_todo): Do not push/pop TV_TODO.
7807 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7808 (execute_one_pass): Likewise.
7809 * common.opt (ftime-report-details): New switch.
7810 * doc/invoke.texi (ftime-report-details): Document.
7811 * timevar.h (timer::print_row): Adjust signature.
7812 (timer::all_zero): New static helper.
7813 (timer::child_map_t): New typedef.
7814 (timer::time_var_def): Add children field.
7815 * timevar.c (timer::named_items::print): Adjust.
7816 (timer::~timer): Free timevar recorded children.
7817 (timer::pop_internal): When -ftime-report-details record
7818 time spent in sub-timevars.
7819 (timer::print_row): Adjust.
7820 (timer::print): Print sub-timevar stats, use all_zero.
7821 * timevar.def (TV_TODO): Remove.
7823 2016-08-12 Richard Biener <rguenther@suse.de>
7825 PR tree-optimization/72851
7826 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7827 worklists to use bitmaps indexed in execution order.
7828 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7829 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7830 (cfg_blocks): Make a bitmap.
7831 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7833 (cfg_blocks_empty_p): Adjust.
7834 (cfg_blocks_add): Likewise.
7835 (cfg_blocks_get): Likewise.
7836 (add_ssa_edge): Likewise.
7837 (add_control_edge): Likewise.
7838 (simulate_stmt): Likewise.
7839 (process_ssa_edge_worklist): Likewise.
7840 (simulate_block): Likewise.
7841 (ssa_prop_init): Compute PRE order and stmt UIDs.
7842 (ssa_prop_fini): Adjust.
7843 (ssa_propagate): Adjust.
7845 2016-08-12 Richard Biener <rguenther@suse.de>
7847 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7848 the currently executable edges have fixed ranges. Always
7849 go through update_value_range.
7851 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7855 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7856 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7857 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7858 (LANG_HOOKS_DECLS): Add it.
7859 * langhooks.h (struct lang_hooks_for_decls): Add
7860 function_decl_defaulted. Const_tree-ify
7861 function_decl_explicit_p and function_decl_deleted_p.
7862 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7863 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7864 also at strict DWARF v5.
7867 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7868 TYPE_QUAL_CONST in reference-typed decls.
7871 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7872 in DW_OP_pieces, just enough to handle pointers to member
7874 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7875 expression on DWARFv5 if a constant value doesn't work.
7877 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7879 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7880 * selftest.c (selftest::test_assertions): New function.
7881 (selftest::selftest_c_tests): New function.
7882 * selftest.h (selftest::selftest_c_tests): New declaration.
7884 2016-08-11 Richard Biener <rguenther@suse.de>
7885 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7887 PR rtl-optimization/72855
7888 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7890 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7893 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7894 (vsx_store_<mode>): Likewise.
7896 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7898 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7899 TImode CONST_WIDE_INT store.
7900 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7902 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7904 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7905 mode if unaligned SSE load and store are optimal.
7907 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7909 PR tree-optimization/71083
7910 * tree-predcom.c (ref_at_iteration): Correctly align the
7913 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7915 * config/s390/s390-builtin-types.def: Add INT128 types.
7916 * config/s390/s390-builtins.def: Add INT128 variants for the add
7917 sub low-level builtins dealing with TImode.
7918 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7919 via subreg when expanding a builtin.
7920 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7921 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7923 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7924 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7925 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7926 "vacc<bhfgq>_<mode>".
7927 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7928 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7929 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7930 "vscbi<bhfgq>_<mode>".
7931 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7932 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7934 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7936 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7938 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7940 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7942 (vcond<v_cmp_mixed><mode>): Ditto.
7943 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7945 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7947 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7948 variable explicitly, also assert on it before use.
7950 2016-08-11 Richard Biener <rguenther@suse.de>
7952 PR tree-optimization/72772
7953 * cfgloopmanip.c (create_preheader): Use split_edge if there
7954 is a single loop entry, avoiding degenerate PHIs.
7956 2016-08-11 Richard Biener <rguenther@suse.de>
7958 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7959 unconditional TODO_cleanup_cfg.
7960 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7961 cleanup only if we threaded a jump.
7963 2016-08-11 Alan Modra <amodra@gmail.com>
7966 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7967 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7968 slow. Emit two reloads for slow mem case, first loading in
7969 fast innermode, then converting to required mode.
7971 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7973 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7974 (vec_extract_sig): New macro.
7975 (vec_insert_exp): New macro.
7976 (vec_test_data_class): New macro.
7977 (scalar_extract_exp): New macro.
7978 (scalar_extract_sig): New macro.
7979 (scalar_insert_exp): New macro.
7980 (scalar_test_data_class): New macro.
7981 (scalar_test_neg): New macro.
7982 (scalar_cmp_exp_gt): New macro.
7983 (scalar_cmp_exp_lt): New macro.
7984 (scalar_cmp_exp_eq): New macro.
7985 (scalar_cmp_exp_unordered): New macro.
7986 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7987 to enforce constraint that operand is a 7-bit unsigned literal.
7988 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7989 for power9 built-ins.
7990 (BU_P9V_VSX_2): Likewise.
7991 (BU_P9V_64BIT_VSX_2): Likewise.
7992 (VSEEDP): Add scalar extract exponent support.
7993 (VSEESP): Add scalar extract signature support.
7994 (VSTDCNDP): Add scalar test negative support.
7995 (VSTDCNSP): Likewise.
7996 (VSIEDP): Add scalar insert exponent support.
7997 (VSCEDPGT): Add scalar compare exponent greater than support.
7998 (VSCEDPLT): Add scalar compare exponent less than support.
7999 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
8000 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
8001 (VSTDCDP): Add scalar test data class support.
8002 (VSTDCSP): Likewise.
8003 (VSEEDP): Add overload support for scalar extract exponent
8005 (VSESDP): Add overload support for scalar extract signature
8007 (VSTDCN): Add overload support for scalar test negative
8009 (VSTDCNDP): Add overload support for scalar test negative
8011 (VSTDCNSP): Add overload support for scalar test negative
8013 (VSIEDP): Add overload support for scalar insert exponent
8015 (VSTDC): Add overload support for scalar test data class
8017 (VSTDCDP): Add overload support for scalar test data class
8019 (VSTDCSP): Add overload support for scalar test data class
8021 (VSCEDPGT): Add overload support for scalar compare exponent
8022 greater than operation.
8023 (VSCEDPLT): Add overload support for scalar compare exponent
8024 less than operation.
8025 (VSCEDPEQ): Add overload support for scalar compare exponent
8026 test-for-equality operation.
8027 (VSCEDPUO): Add overload support for scalar compare exponent
8028 test-for-unordered operation.
8029 (VEEDP): Add vector extract exponent support.
8031 (VESDP): Add vector extract significand support.
8033 (VIEDP): Add vector insert exponent support.
8035 (VTDCDP): Add vector test data class support.
8037 (VES): Add overload support for vector extract significand operation.
8040 (VEE): Add overload support for vector extract exponent operation.
8043 (VTDC): Add overload support for vector test data class operation.
8046 (VIE): Add overload support for vector insert exponent operation.
8049 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8050 overloaded binary floating point functions.
8051 (altivec_resolve_overloaded_builtin): Improve error messages to
8052 distinguish between functions not supported in the current
8053 compiler configuration and functions that were invoked with an
8054 invalid parameter combination, and include the built-in function
8055 name in both error messages.
8056 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
8058 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
8060 (rs6000_expand_binop_builtin): Add check to enforce that argument
8061 2 of the test data class operations is a 7-bit unsigned literal.
8062 (rs6000_invalid_builtin): Add code to issue an error message if a
8063 built-in function that requires the power9_vector and -m32
8064 command-line options is compiled without these options.
8065 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
8066 (UNSPEC_VSX_SXSIGDP): New value.
8067 (UNSPEC_VSX_SXSIGPDP): New value.
8068 (UNSPEC_VSX_SIEXPDP): New value.
8069 (UNSPEC_VSX_SCMPEXPDP): New value.
8070 (UNSPEC_VSX_STSTDC): New value.
8071 (UNSPEC_VSX_VXEXP): New value.
8072 (UNSPEC_VSX_VXSIG): New value.
8073 (UNSPEC_VSX_VIEXP): New value.
8074 (UNSPEC_VSX_VTSTDC): New value.
8075 (xsxexpdp): New insn for scalar extract exponent.
8076 (xsxsigdp): New insn for scalar extract significand.
8077 (xsiexpdp): New insn for scalar insert exponent.
8078 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
8079 (*xscmpexpdp): New insn for scalar compare exponents.
8080 (xststdc<Fvsx): New expansion for both single- and
8081 double-precision scalar test data class operations.
8082 (xststdcneg<Fvsx>): New expansion for both single- and
8083 double-precision scalar test for negative value operations.
8084 (*xststdc<Fvsx>): New insn for scalar test data class
8086 (xvxexp<VSs>): New insn for single- and double-precision
8087 vector extract exponent operation.
8088 (xvxsig<VSs>): New insn for single- and double-precision
8089 vector extract significand operation.
8090 (xviexp<VSs>): New insn for single- and double-precision
8091 vector insert exponent operation.
8092 (xvtstdc<VSs>): New insn for single- and double-precision
8093 vector test data class operation.
8094 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8095 built-in functions to represent the Power9 binary floating-point
8096 support instructions.
8098 2016-08-10 bin cheng <bin.cheng@arm.com>
8100 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
8102 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8103 Renlin Li <renlin.li@arm.com>
8104 Bin Cheng <bin.cheng@arm.com>
8106 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
8107 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
8108 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
8109 (aarch64_vcond_internal<mode><mode>): Delete pattern.
8110 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
8111 (vcond<v_cmp_result><mode>): Ditto.
8112 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
8113 (vcondu<mode><mode>): Ditto.
8114 (vcond<v_cmp_mixed><mode>): New pattern.
8115 (vcondu<mode><v_cmp_mixed>): New pattern.
8116 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
8117 of aarch64_vcond_internal.
8119 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8120 Renlin Li <renlin.li@arm.com>
8121 Bin Cheng <bin.cheng@arm.com>
8123 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
8124 (vec_cmp<mode><v_cmp_result>): New pattern.
8125 (vec_cmpu<mode><mode>): New pattern.
8126 (vcond_mask_<mode><v_cmp_result>): New pattern.
8128 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8130 PR tree-optimization/71734
8131 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8132 REF_LOOP, invoke ref_indep_loop_p_1.
8133 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8134 to ref_indep_loop_p.
8135 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8136 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8137 is inside LOOP, do not cache dpendence value for loops with
8139 (ref_indep_loop_p_2): Delete function.
8140 (can_sm_ref_p): Pass LOOP as additional argument to
8143 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8146 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8147 being an offsettable address.
8149 2016-08-10 Martin Liska <mliska@suse.cz>
8151 PR gcov-profile/58306
8152 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8153 atomic variants of profile update functions.
8155 2016-08-10 Martin Liska <mliska@suse.cz>
8157 Cherry picked (and modified) from google-4_7 branch
8158 2012-12-26 Rong Xu <xur@google.com>
8159 * common.opt (fprofile-update): Add new flag.
8160 * coretypes.h: Define enum profile_update.
8161 * doc/invoke.texi: Document -fprofile-update.
8162 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8163 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8164 * tree-profile.c (gimple_init_edge_profiler): Generate
8165 also atomic profiler update.
8166 (gimple_gen_edge_profiler): Likewise.
8168 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8170 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8171 stack_usage_file to NULL after fclose calls.
8173 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8176 * reload.c (push_reload): Compute subreg_in_class for
8177 subregs of constants and plus expressions. Remove special
8178 handling of SYMBOL_REFs.
8180 2016-08-10 Alan Modra <amodra@gmail.com>
8183 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8184 SImode for TARGET_E500_DOUBLE when given SImode.
8186 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8188 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8189 unused variable __O.
8191 2016-08-09 Martin Liska <mliska@suse.cz>
8193 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8194 _gcov_reset to __gcov_reset.
8195 * doc/gcov-tool.texi: Fix typo.
8197 2016-08-09 Martin Liska <mliska@suse.cz>
8199 * value-prof.c (gimple_divmod_values_to_profile): Do not
8200 instrument MOD histogram if a value is not a SSA name.
8202 2016-08-09 Martin Liska <mliska@suse.cz>
8204 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8207 2016-08-09 Renlin Li <renlin.li@arm.com>
8210 * calls.c (prepare_call_address): Convert funexp to Pmode when
8212 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
8213 (sibcall_value): Likewise.
8215 2016-08-09 Marek Polacek <polacek@redhat.com>
8218 * cselib.c (cselib_expand_value_rtx_1): Add return.
8219 * gengtype.c (dbgprint_count_type_at): Likewise.
8220 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
8221 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
8223 2016-08-09 Martin Jambor <mjambor@suse.cz>
8226 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
8227 if instance is a MEM_REF.
8229 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.md (*movtf_internal): Use
8233 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8234 in the insn constraint.
8235 (*movxf_internal): Ditto.
8236 (*movdf_internal): Ditto.
8237 (*movsf_internal): Ditto.
8239 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8241 PR tree-optimization/72772
8242 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8245 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8247 PR tree-optimization/72772
8248 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8250 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8251 parameter STOP and update calls. Move expand_simple_operations
8252 function call from here...
8253 (simplify_using_initial_conditions): ...to here. Delete parameter
8255 (tree_simplify_using_condition): Delete parameter STOP.
8256 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8257 simplify_using_initial_conditions.
8259 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8262 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8263 Use create_tmp_var_raw instead of create_tmp_var.
8265 2016-08-09 Richard Biener <rguenther@suse.de>
8267 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8268 Treat same SSA names related.
8270 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8272 PR tree-optimization/72824
8273 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8274 real_zerop is not negative.
8276 2016-08-09 Richard Biener <rguenther@suse.de>
8278 PR tree-optimization/71802
8279 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8280 all merge opportunities with the predecessor.
8282 2016-08-09 Richard Biener <rguenther@suse.de>
8285 * ipa-prop.c (ipa_modify_formal_parameters): Build
8286 parameter types with natural alignment also for the
8289 2016-08-08 Andi Kleen <ak@linux.intel.com>
8291 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
8293 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8296 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
8297 do-nothing langhook.
8298 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
8299 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
8300 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
8301 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
8303 2016-08-08 David Malcolm <dmalcolm@redhat.com>
8306 * input.c: Ensure that HAVE_ICONV is defined.
8308 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8311 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
8312 private vars for lastprivate and for linear iterator.
8315 * omp-simd-clone.c: Include varasm.h.
8316 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
8317 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
8318 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
8319 update function name.
8321 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8323 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
8324 (avr_diagnose_devicespecs_error): Remove.
8325 (avr_devicespecs_file): Remove composing absolute path for specfile
8326 and its verbose info. Remove conditions to check specs-file,
8328 2016-08-08 Jakub Jelinek <jakub@redhat.com>
8330 PR rtl-optimization/72821
8331 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
8332 just return false for them.
8334 2016-08-08 Alan Modra <amodra@gmail.com>
8337 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
8338 toc refs created during reload. Update function comment.
8340 2016-08-08 Alan Modra <amodra@gmail.com>
8343 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
8344 alternatives. Put loads first, then stores, and reg/reg moves
8345 within same class later. Delete attr length.
8347 2016-08-08 Alan Modra <amodra@gmail.com>
8350 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
8351 (mem_operand_ds_form): New predicate.
8352 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
8353 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
8354 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
8355 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
8356 (extendsfdf2_fpr): Replace o constraint with wY.
8358 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
8360 * tree-ssa-threadbackward.c: Include tree-inline.h
8361 (profitable_jump_thread_path): Use estimate_num_insns to estimate
8362 size of copied block; for cold paths reduce duplication.
8363 (find_jump_threads_backwards): Remove redundant tests.
8364 (pass_thread_jumps::gate): Enable for -Os.
8366 2016-08-07 Jakub Jelinek <jakub@redhat.com>
8369 * stor-layout.c (layout_decl): Fix up formatting.
8370 (relayout_decl): Allow DECL to be FIELD_DECL.
8372 2016-08-07 Alan Modra <amodra@gmail.com>
8374 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
8376 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
8378 * data-streamer-in.c (streamer_read_wide_int): New.
8379 (streamer_read_widest_int): Renamed function.
8380 * data-streamer-out.c (streamer_write_wide_int): New
8381 (streamer_write_widest_int): Renamed function.
8382 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
8384 (input_cfg): Call renamed function.
8385 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
8387 (output_cfg): Call renamed function.
8388 * data-streamer.h: Add declarations.
8390 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8392 * tree-ssa-ccp.c (extend_mask): New param sgn.
8393 Remove ORing with wi::mask.
8394 (get_default_value): Adjust call to extend_mask to pass sign.
8395 (evaluate_stmt): Likewise.
8397 2016-08-06 Jakub Jelinek <jakub@redhat.com>
8399 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
8402 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8404 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
8405 transform if operand's type is pointer to function or method.
8407 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8409 PR tree-optimization/18046
8410 * tree-ssa-threadedge.c: Include cfganal.h.
8411 (simplify_control_statement_condition): If simplifying a
8412 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
8413 with the dominating ASSERT_EXPR before handing it off to VRP.
8414 Mention that a CASE_LABEL_EXPR may be returned.
8415 (thread_around_empty_blocks): Adjust to handle
8416 simplify_control_statement_condition() returning a
8418 (thread_through_normal_block): Likewise.
8419 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
8420 a switch statement by trying to determine which case label
8423 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
8425 PR rtl-optimization/69847
8426 * lra-constraints.c (process_invariant_for_inheritance): Save
8427 pattern instead of src.
8428 (remove_inheritance_pseudos): Use the pattern. Add assert.
8430 2016-08-05 David Malcolm <dmalcolm@redhat.com>
8432 * input.c (string_concat::string_concat): New constructor.
8433 (string_concat_db::string_concat_db): New constructor.
8434 (string_concat_db::record_string_concatenation): New method.
8435 (string_concat_db::get_string_concatenation): New method.
8436 (string_concat_db::get_key_loc): New method.
8437 (class auto_cpp_string_vec): New class.
8438 (get_substring_ranges_for_loc): New function.
8439 (get_source_range_for_substring): New function.
8440 (get_num_source_ranges_for_substring): New function.
8441 (class selftest::lexer_test_options): New class.
8442 (struct selftest::lexer_test): New struct.
8443 (class selftest::ebcdic_execution_charset): New class.
8444 (selftest::ebcdic_execution_charset::s_singleton): New variable.
8445 (selftest::lexer_test::lexer_test): New constructor.
8446 (selftest::lexer_test::~lexer_test): New destructor.
8447 (selftest::lexer_test::get_token): New method.
8448 (selftest::assert_char_at_range): New function.
8449 (ASSERT_CHAR_AT_RANGE): New macro.
8450 (selftest::assert_num_substring_ranges): New function.
8451 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
8452 (selftest::assert_has_no_substring_ranges): New function.
8453 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
8454 (selftest::test_lexer_string_locations_simple): New function.
8455 (selftest::test_lexer_string_locations_ebcdic): New function.
8456 (selftest::test_lexer_string_locations_hex): New function.
8457 (selftest::test_lexer_string_locations_oct): New function.
8458 (selftest::test_lexer_string_locations_letter_escape_1): New function.
8459 (selftest::test_lexer_string_locations_letter_escape_2): New function.
8460 (selftest::test_lexer_string_locations_ucn4): New function.
8461 (selftest::test_lexer_string_locations_ucn8): New function.
8462 (selftest::uint32_from_big_endian): New function.
8463 (selftest::test_lexer_string_locations_wide_string): New function.
8464 (selftest::uint16_from_big_endian): New function.
8465 (selftest::test_lexer_string_locations_string16): New function.
8466 (selftest::test_lexer_string_locations_string32): New function.
8467 (selftest::test_lexer_string_locations_u8): New function.
8468 (selftest::test_lexer_string_locations_utf8_source): New function.
8469 (selftest::test_lexer_string_locations_concatenation_1): New
8471 (selftest::test_lexer_string_locations_concatenation_2): New
8473 (selftest::test_lexer_string_locations_concatenation_3): New
8475 (selftest::test_lexer_string_locations_macro): New function.
8476 (selftest::test_lexer_string_locations_stringified_macro_argument):
8478 (selftest::test_lexer_string_locations_non_string): New function.
8479 (selftest::test_lexer_string_locations_long_line): New function.
8480 (selftest::test_lexer_char_constants): New function.
8481 (selftest::input_c_tests): Call the new test functions once per
8482 case within the line_table test matrix.
8483 * input.h (struct string_concat): New struct.
8484 (struct location_hash): New struct.
8485 (class string_concat_db): New class.
8486 * substring-locations.h: New header.
8488 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
8490 PR tree-optimization/72810
8491 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
8492 the type of the case labels when truncating.
8494 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
8497 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
8498 (aarch64_fp16_ptr_type_node): Likewise.
8499 * config/aarch64/aarch64-simd-builtins.c
8500 (aarch64_fp16_ptr_type_node): Define.
8501 (aarch64_init_fp16_types): New, refactored out of...
8502 (aarch64_init_builtins): ...here, update to call
8503 aarch64_init_fp16_types.
8504 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
8506 (aapcs_vfp_sub_candidate): Likewise.
8508 2016-08-05 Martin Liska <mliska@suse.cz>
8509 Joshua Cranmer <Pidgeot18@gmail.com>
8511 * gcov.c (line_t::has_block): New function.
8512 (enum loop_type): New enum.
8513 (handle_cycle): New function.
8514 (unblock): Likewise.
8515 (circuit): Likewise.
8516 (get_cycles_count): Likewise.
8517 (accumulate_line_counts): Use new loop detection algorithm.
8519 2016-08-05 Martin Liska <mliska@suse.cz>
8521 * gcov.c (output_intermediate_file): Rename
8522 function_info::line_next to next_file_fn.
8523 (process_file): Likewise.
8524 (read_graph_file): Likewise.
8525 (accumulate_line_counts): Likewise.
8526 (output_lines): Likewise.
8528 2016-08-05 Richard Biener <rguenther@suse.de>
8530 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
8531 restriction on threading to a loop header.
8533 2016-08-05 Richard Biener <rguenther@suse.de>
8535 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
8536 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
8537 adjust loop info accordingly.
8539 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
8541 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
8542 before folding call to __builtin_constant_p with parameters to false.
8544 2016-08-05 Alan Modra <amodra@gmail.com>
8546 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
8547 code accidentally committed 2016-05-02 providing class when given
8550 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8552 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
8553 the case label ranges that partially overlap with OP's value
8556 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
8559 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
8560 Cast builtin function result to __mmask16 instead of __mmask8.
8561 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8562 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
8563 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8565 2016-08-04 David Malcolm <dmalcolm@redhat.com>
8567 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
8568 (ASSERT_TRUE_AT): New macro.
8569 (ASSERT_FALSE): Reimplement in terms of...
8570 (ASSERT_FALSE_AT): New macro.
8571 (ASSERT_STREQ_AT): Fix typo in comment.
8573 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8575 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
8576 labels are exhaustive, designate the label with the widest
8577 range to be the default label.
8579 2016-08-04 Andrew Pinski <apinski@cavium.com>
8581 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
8582 (thunderx_tunings): Use thunderx_vector_cost instead of
8583 generic_vector_cost.
8585 2016-08-04 Martin Liska <mliska@suse.cz>
8587 * gcov.c (main): Fix GNU coding style.
8588 (output_intermediate_file): Likewise.
8589 (process_file): Likewise.
8590 (generate_results): Likewise.
8591 (release_structures): Likewise.
8592 (create_file_names): Likewise.
8593 (find_source): Likewise.
8594 (read_graph_file): Likewise.
8595 (find_exception_blocks): Likewise.
8596 (canonicalize_name): Likewise.
8597 (make_gcov_file_name): Likewise.
8598 (mangle_name): Likewise.
8599 (accumulate_line_counts): Likewise.
8600 (output_branch_count): Likewise.
8601 (read_line): Likewise.
8603 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
8605 PR rtl-optimization/71779
8606 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
8607 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
8608 or if it was truncated.
8610 PR rtl-optimization/70903
8611 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
8613 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8615 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8616 accessing SSA_NAME_PTR_INFO.
8618 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8621 * common/config/avr/avr-common.c (avr_option_optimization_table)
8622 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8624 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8627 * config/avr/avr.md: New pattern to work around do_store_flag
8628 generating shift instructions for bit extractions.
8630 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8632 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8634 (add_equivalence): Likewise.
8635 (get_value_range): Allocate value range with vrp_value_range_pool.
8636 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8637 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8639 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8641 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8642 the default for the rs6000 port.
8644 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8647 * calls.c (special_function_p): Remove special handling of
8648 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8649 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8650 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8652 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8655 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8656 Don't stop on regular insns.
8658 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8660 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8661 size to DImode boundary.
8662 (nvptx_propagate): Likewise.
8664 2016-08-03 Alan Modra <amodra@gmail.com>
8666 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8667 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8668 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8669 from -mefficient-unaligned-vector. Note that this affects fp too.
8671 2016-08-03 Alan Modra <amodra@gmail.com>
8673 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8676 2016-08-03 Alan Modra <amodra@gmail.com>
8678 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8679 to a reg. Localize vars.
8681 2016-08-03 Alan Modra <amodra@gmail.com>
8683 * config/rs6000/rs6000.opt: Remove negatives from help strings
8686 2016-08-03 Alan Modra <amodra@gmail.com>
8688 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8689 Delete duplicated code.
8691 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8694 * lra-spills.c (regno_in_use_p): New.
8695 (lra_final_code_change): Use it.
8697 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8699 PR rtl-optimization/69847
8700 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8702 (lra_rtx_hash): New.
8703 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8705 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8706 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8707 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8708 next insn is USE with the same reg as the current insn source.
8709 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8711 (lra_constraints_init): Call initiate_invariants.
8712 (lra_constraints_finish): Call finish_invariants.
8713 (struct invariant, invariant_t, invariant_ptr_t): New.
8714 (const_invariant_ptr_t, invariants, invariants_pool): New.
8715 (invariant_table, invariant_hash, invariant_eq_p): New.
8716 (insert_invariant, initiate_invariants, finish_invariants): New.
8717 (clear_invariants, invalid_invariant_regs): New.
8718 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8719 instead of restore_regno.
8720 (invariant_p, process_invariant_for_inheritance): New.
8721 (inherit_in_ebb): Implement invariant inheritance.
8722 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8723 (remove_inheritance_pseudos): Implement undoing invariant
8725 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8726 instead of restore_regno.
8727 * lra-assigns.c (regno_live_length): New.
8728 (reload_pseudo_compare_func): Use regno_live_length.
8729 (assign_by_spills): Use restore_rtx instead of restore_regno.
8730 (lra_assign): Ditto. Initiate regno_live_length.
8732 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8734 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8735 __builtin_aarch64_fmindf.
8737 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8739 PR tree-optimization/34114
8740 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8741 information for more control IVs.
8743 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8745 PR tree-optimization/34114
8746 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8747 PLUS_EXPR case. Handle SSA_NAME case.
8749 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8751 * config/aarch64/aarch64-simd-builtins.def
8752 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8753 (__builtin_aarch64_fmaxdf): Likewise.
8754 (__builtin_aarch64_smin_nandf): Likewise.
8755 (__builtin_aarch64_smax_nandf): Likewise.
8756 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8757 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8758 (<fmaxmin><mode>3): ...this.
8759 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8760 (vminnm_f64): Likewise.
8761 (vmin_f64): Likewise.
8762 (vmax_f64): Likewise.
8763 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8764 (FMAXMIN_UNS): ...this.
8765 (fmaxmin): Merged with
8766 (fmaxmin_op): ...this...
8767 (maxmin_uns_op): ...in to this.
8769 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8772 Add support for vec_extract on vector float, vector int, vector
8773 short, and vector char vector types.
8774 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8775 vector float, vector int, vector short, and vector char
8776 optimizations on 64-bit ISA 2.07 systems for both constant and
8777 variable element numbers.
8778 (rs6000_split_vec_extract_var): Likewise.
8779 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8780 Altivec registers on ISA 2.07 and above.
8781 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8782 which never was matched due to the split occuring before register
8783 allocation (and the code would not have worked on little endian
8784 systems if it did match). Allow extracts to go to the Altivec
8785 registers if ISA 2.07 (power8). Change from using "" around the
8786 C++ code to using {}'s.
8787 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8788 vec_extracts when the vector is in memory.
8789 (vsx_extract_v4sf_var): New insn to optimize vector float
8790 vec_extracts when the element number is variable on 64-bit ISA
8792 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8793 for 64-bit ISA 2.07 as well as ISA 3.0.
8794 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8795 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8796 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8797 optimize vector int, vector short, and vector char vec_extracts
8798 when the vector is in memory.
8799 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8800 optimize vector int, vector short, and vector char vec_extracts
8801 when the element number is variable.
8803 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8806 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8807 does not overlap with other symbol flags.
8809 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8811 * config/aarch64/aarch64.h (aarch64_frame):
8812 Remove padding0 and hardfp_offset. Add locals_offset,
8813 initial_adjust, callee_adjust, callee_offset and final_adjust.
8814 * config/aarch64/aarch64.c (aarch64_layout_frame):
8815 Remove unused padding0 and hardfp_offset initializations.
8816 Choose frame layout and set frame variables accordingly.
8817 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8818 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8819 (aarch64_pop_regs): Likewise.
8820 (aarch64_expand_prologue): Remove all decision code, just emit
8821 prolog according to frame variables.
8822 (aarch64_expand_epilogue): Remove all decision code, just emit
8823 epilog according to frame variables.
8824 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8826 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8829 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8830 fix_debug_reg_uses after changing source register mode to
8831 V1TImode if source register is undefined.
8833 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8835 PR tree-optimization/71818
8836 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8837 with non invariant evolutions
8839 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8842 * config/avr/avr.md (length) [branch]: Correct insn length
8843 attribute for forward branches.
8845 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8847 * doc/extend.texi (AVR Built-in Functions): Document
8849 * config/avr/builtins.def (NOPS): New.
8850 * config/avr/avr.c (avr_expand_nops): New static function.
8851 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8853 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8855 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8856 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8859 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8861 * config/aarch64/aarch64.c (vulcan_tunings): Update
8862 vulcan L1 cache_line_size.
8864 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8866 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8867 function that takes a vector memory address, a hard register, an
8868 element number and a temporary base register, and recreates an
8869 address that points to the appropriate element within the vector.
8870 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8871 (rs6000_split_vec_extract_var): Add support for the target of a
8872 vec_extract with variable element number being a scalar memory
8874 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8876 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8877 vsx_extract_<mode>_load insn with a new insn that optimizes
8878 storing either element to a memory location, using scratch
8879 registers to pick apart the vector and reconstruct the address.
8880 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8881 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8882 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8884 (vsx_extract_<mode>_var): Add support for extracting a variable
8885 element number from memory.
8887 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8889 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8890 when testing for compares against constants of the form 0xabab.
8892 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8894 PR tree-optimization/57558
8895 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8897 (vect_loop_versioning): Support versioning with niter assumptions.
8898 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8899 (vect_get_loop_niters): New parameter. Reimplement to support
8900 assumptions in loop niter info.
8901 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8902 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8903 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8904 Support loop versioning for niters.
8905 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8906 (vect_free_loop_info_assumptions): New function.
8907 (vectorize_loops): Free loop niter info for loops with flag
8908 LOOP_F_ASSUMPTIONS set if vectorization failed.
8909 * tree-vectorizer.h (struct _loop_vec_info): New field
8910 num_iters_assumptions.
8911 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8912 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8913 (LOOP_REQUIRES_VERSIONING): New macro.
8914 (vect_free_loop_info_assumptions): New decl.
8916 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8918 * cfgloop.h (struct loop): New field constraints.
8919 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8920 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8922 * cfgloop.c (alloc_loop): Initialize new field.
8923 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8924 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8925 Adjust niter analysis wrto loop constraints.
8926 * doc/loop.texi (@node Number of iterations): Add description for loop
8929 2016-07-29 Marek Polacek <polacek@redhat.com>
8932 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8933 (ix86_expand_round_builtin): Likewise.
8935 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8936 Georg-Johann Lay <avr@gjlay.de>
8938 PR rtl-optimization/71976
8939 * combine.c (get_last_value): Return 0 if the argument for which
8940 the function is called has a wider mode than the recorded value.
8942 2016-07-29 Marek Polacek <polacek@redhat.com>
8945 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8946 (altivec_expand_st_builtin): Likewise.
8948 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8950 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8951 introduced in r238381.
8953 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8956 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8957 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8959 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8961 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8963 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8964 Add support for vec_extract of vector double or vector long having
8965 a variable element number on 64-bit ISA 2.07 systems or newer.
8966 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8968 (rs6000_split_vec_extract_var): New function to split a
8969 vec_extract built-in function with variable element number.
8970 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8972 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8973 (UNSPEC_VSX_EXTRACT): Likewise.
8974 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8975 direct move instructions to be generated on 64-bit ISA 2.07
8976 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8978 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8979 arguments for vec_extract variable element.
8980 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8981 vec_extract with variable element on V2DFmode and V2DImode
8983 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8984 -mupper-regs-df requirement, since it isn't needed.
8985 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8986 do direct moves on 64-bit systems, which allows optimization of
8987 vec_extract on 64-bit ISA 2.07 systems and newer.
8989 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8990 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8992 * config/aarch64/aarch64.md
8993 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8995 (<optab>qihi2_aarch64): Likewise, and split into two.
8996 (extendqihi2_aarch64): New.
8997 (zero_extendqihi2_aarch64): New.
8998 * config/aarch64/iterators.md (ldrxt): Remove.
8999 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
9002 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9004 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
9006 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9008 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
9009 (aarch64_push_reg): New function to push 1 or 2 registers.
9010 (aarch64_pop_reg): New function to pop 1 or 2 registers.
9011 (aarch64_expand_prologue): Use aarch64_push_regs.
9012 (aarch64_expand_epilogue): Use aarch64_pop_regs.
9014 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
9016 PR tree-optimization/71734
9017 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
9018 attribute instead of REF_LOOP and use it.
9019 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
9020 set it for Loops having non-zero safelen attribute.
9021 (ref_indep_loop_p): Pass zero as initial value for safelen.
9023 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
9027 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
9028 call using chkp_gimple_call_builtin_p.
9029 (chkp_copy_bounds_for_assign): Likewise.
9031 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9033 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
9034 * config/arm/arm-protos.h (struct tune_params): Likewise.
9035 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
9036 (cortex_a9_sched_adjust_cost): Likewise.
9037 (fa726te_sched_adjust_cost): Likewise.
9038 (arm_adjust_cost): Likewise.
9039 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
9040 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
9041 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
9042 * config/i386/i386.c (ix86_adjust_cost): Likewise.
9043 * config/ia64/ia64.c: Likewise.
9044 * config/m68k/m68k.c: Likewise.
9045 * config/mep/mep.c (mep_adjust_cost): Likewise.
9046 * config/microblaze/microblaze.c (microblaze_adjust_cost):
9048 * config/mips/mips.c (mips_adjust_cost): Likewise.
9049 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
9051 * config/pa/pa.c (pa_adjust_cost): Likewise.
9052 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
9053 (rs6000_debug_adjust_cost): Likewise.
9054 * config/sh/sh.c (sh_adjust_cost): Likewise.
9055 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
9056 (hypersparc_adjust_cost): Likewise.
9057 (sparc_adjust_cost): Likewise.
9058 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
9059 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
9060 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
9062 * config/visium/visium.c (visium_adjust_cost): Likewise.
9063 * doc/tm.texi: Regenerate.
9064 * haifa-sched.c (dep_cost_1): Adjust.
9065 * target.def: Merge adjust_cost and adjust_cost_2.
9067 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9069 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
9071 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9073 * store-motion.c (struct st_expr): Make pattern_regs a vector.
9074 (extract_mentioned_regs): Append to a vector instead of
9075 returning a rtx_expr_list.
9076 (st_expr_entry): Adjust.
9077 (free_st_expr_entry): Likewise.
9078 (store_ops_ok): Likewise.
9079 (store_killed_in_insn): Likewise.
9080 (find_moveable_store): Likewise.
9082 2016-07-28 Martin Liska <mliska@suse.cz>
9084 PR gcov-profile/68025
9085 * tree-profile.c (tree_profiling): Respect
9086 no_profile_instrument_function attribute.
9087 * doc/extend.texi: Document no_profile_instrument_function
9090 2016-07-28 Martin Liska <mliska@suse.cz>
9092 PR rtl-optimization/70944
9093 * combine.c (make_compound_operation):
9094 Do not allow make_compound_operation for vector mode
9096 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
9099 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
9100 before calling get_ops.
9102 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9104 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
9105 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
9106 (BITS_PER_UNIT_LOG): Remove.
9107 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
9108 * expr.c (expand_assignment): Likewise.
9109 * stor-layout.c (initialize_sizetypes): Likewise.
9111 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
9113 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
9114 signature of rs6000_expand_vector_extract so that the element
9115 number is a RTX instead of a constant integer.
9116 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
9118 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
9119 (altivec_expand_vec_ext_builtin): Likewise.
9120 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
9121 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
9122 MFVSRLD instruction.
9124 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9126 * input.c (get_pure_location): Move here from tree.c.
9127 (make_location): Likewise. Add header comment.
9128 (selftest::test_accessing_ordinary_linemaps): Verify
9129 pure_location_p, make_location, get_location_from_adhoc_loc and
9131 * input.h (get_pure_location): Move declaration here from tree.h.
9132 (get_finish): Likewise for inline function.
9133 (make_location): Likewise for declaration.
9134 * tree.c (get_pure_location): Move to input.c.
9135 (make_location): Likewise.
9136 * tree.h (get_pure_location): Move declaration to tree.h.
9137 (get_finish): Likewise for inline function.
9138 (make_location): Likewise for declaration.
9140 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9143 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9145 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9147 * system.h (STATIC_ASSERT): Use static_assert if building
9150 2016-07-27 Richard Biener <rguenther@suse.de>
9152 PR tree-optimization/72517
9153 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9154 Revert change to not compute read-read dependences.
9156 2016-07-27 Richard Biener <rguenther@suse.de>
9158 * predict.c (set_even_probabilities): Make nedges unsigned.
9160 2016-07-27 Martin Liska <mliska@suse.cz>
9162 * predict.c (set_even_probabilities): Handle unlikely edges.
9163 (combine_predictions_for_bb): Likewise.
9165 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9168 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9169 __float128 support when we don't have hardware support, so that
9170 the IEEE built-in functions like isgreater, first call __unordkf3
9171 to make sure neither operand is a NaN, and if both operands are
9172 ordered, do the normal comparison.
9174 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9176 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9178 (extract_code_and_val_from_cond_with_ops): Verify that name is
9179 either cond_op0 or cond_op1.
9181 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9183 PR tree-optimization/18046
9184 * genmodes.c (emit_mode_size_inline): Emit an assert that
9185 verifies that mode is a valid array index.
9186 (emit_mode_nuinits_inline): Likewise.
9187 (emit_mode_inner_inline): Likewise.
9188 (emit_mode_unit_size_inline): Likewise.
9189 (emit_mode_unit_precision_inline): Likewise.
9190 * tree-vrp.c: Include params.h.
9191 (find_switch_asserts): Register edge assertions for the default
9192 label which correspond to the anti-ranges of each case label.
9193 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9194 * doc/invoke.texi: Document it.
9196 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9198 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9199 and unnecessary call to gimple_bb.
9201 2016-07-26 Richard Biener <rguenther@suse.de>
9203 PR rtl-optimization/71984
9204 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9207 2016-07-26 Richard Biener <rguenther@suse.de>
9210 * expmed.c (extract_bit_field_1): Constrain the vector mode
9211 with element size matching the extraction mode size when
9212 choosing a better vector mode to do the extraction from.
9214 2016-07-26 Richard Biener <rguenther@suse.de>
9215 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9218 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
9221 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9223 * tree-ssa-structalias.c (struct scc_info): Change types of
9224 members to auto_sbitmap and auto_vec.
9225 (scc_info::scc_info): New constructor.
9226 (scc_info::~scc_info): New destructor.
9227 (init_scc_info): Remove.
9228 (free_scc_info): Remove.
9229 (find_indirect_cycles): Adjust.
9230 (perform_var_substitution): Likewise.
9231 (free_var_substitution_info): Likewise.
9233 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9235 * tree-outof-ssa.c (struct elim_graph): Change type of members
9236 to auto_vec and auto_sbitmap.
9237 (elim_graph::elim_graph): New constructor.
9238 (delete_elim_graph): Remove.
9239 (expand_phi_nodes): Adjust.
9241 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9243 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9244 (new_elim_graph): Adjust.
9245 (clear_elim_graph): Likewise.
9246 (delete_elim_graph): Likewise.
9247 (elim_graph_size): Likewise.
9248 (elim_graph_add_node): Likewise.
9249 (elim_graph_add_edge): Likewise.
9250 (elim_graph_remove_succ_edge): Likewise.
9251 (eliminate_name): Likewise.
9252 (eliminate_build): Likewise.
9253 (elim_forward): Likewise.
9254 (elim_unvisited_predecessor): Likewise.
9255 (elim_backward): Likewise.
9256 (elim_create): Likewise.
9257 (eliminate_phi): Likewise.
9258 (expand_phi_nodes): Likewise.
9260 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9262 * bt-load.c (compute_out): Use auto_sbitmap class.
9263 (link_btr_uses): Likewise.
9264 * cfganal.c (mark_dfs_back_edges): Likewise.
9265 (post_order_compute): Likewise.
9266 (inverted_post_order_compute): Likewise.
9267 (pre_and_rev_post_order_compute_fn): Likewise.
9268 (single_pred_before_succ_order): Likewise.
9269 * cfgexpand.c (pass_expand::execute): Likewise.
9270 * cfgloop.c (verify_loop_structure): Likewise.
9271 * cfgloopmanip.c (fix_bb_placements): Likewise.
9272 (remove_path): Likewise.
9273 (update_dominators_in_loop): Likewise.
9274 * cfgrtl.c (break_superblocks): Likewise.
9275 * ddg.c (check_sccs): Likewise.
9276 (create_ddg_all_sccs): Likewise.
9277 * df-core.c (df_worklist_dataflow): Likewise.
9278 * dse.c (dse_step3): Likewise.
9279 * except.c (eh_region_outermost): Likewise.
9280 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9281 * gcse.c (prune_expressions): Likewise.
9282 (prune_insertions_deletions): Likewise.
9283 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9284 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9285 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9286 * lcm.c (compute_earliest): Likewise.
9287 (compute_farthest): Likewise.
9288 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9289 (unroll_loop_runtime_iterations): Likewise.
9290 (unroll_loop_stupid): Likewise.
9291 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9292 * lra-lives.c: Likewise.
9293 * lra.c (lra): Likewise.
9294 * modulo-sched.c (schedule_reg_moves): Likewise.
9295 (optimize_sc): Likewise.
9296 (get_sched_window): Likewise.
9297 (sms_schedule_by_order): Likewise.
9298 (check_nodes_order): Likewise.
9299 (order_nodes_of_sccs): Likewise.
9300 (order_nodes_in_scc): Likewise.
9301 * recog.c (split_all_insns): Likewise.
9302 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
9303 * reload1.c (reload): Likewise.
9304 * sched-rgn.c (haifa_find_rgns): Likewise.
9305 (split_edges): Likewise.
9306 (compute_trg_info): Likewise.
9307 * sel-sched.c (init_seqno): Likewise.
9308 * store-motion.c (remove_reachable_equiv_notes): Likewise.
9309 * tree-into-ssa.c (update_ssa): Likewise.
9310 * tree-ssa-live.c (live_worklist): Likewise.
9311 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
9312 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9314 (try_peel_loop): Likewise.
9315 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
9317 * tree-ssa-pre.c (compute_antic): Likewise.
9318 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
9319 * tree-stdarg.c (reachable_at_most_once): Likewise.
9320 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
9321 * var-tracking.c (vt_find_locations): Likewise.
9323 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9325 * sbitmap.h (auto_sbitmap): New class.
9327 2016-07-26 Alan Modra <amodra@gmail.com>
9330 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
9333 2016-07-25 David Malcolm <dmalcolm@redhat.com>
9335 * input.c (selftest::temp_source_file::temp_source_file): Fix
9336 missing "%s" in fprintf.
9338 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
9341 * cselib.c (cselib_process_insn): Invalidate argument slots for
9344 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9346 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
9347 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
9348 vmulxh_lane_f16, vmulxh_laneq_f16): New.
9350 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9352 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9353 * config/aarch64/aarch64.md (fma, fnma): Support HF.
9354 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
9356 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9358 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9359 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
9361 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
9362 (add<mode>3): Likewise.
9363 (sub<mode>3): Likewise.
9364 (mul<mode>3): Likewise.
9365 (div<mode>3): Likewise.
9366 (*div<mode>3): Likewise.
9367 (<fmaxmin><mode>3): Extend to HF.
9368 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
9369 (fabd<mode>3): Likewise.
9370 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
9371 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
9372 (aarch64_fmulx<mode>): Likewise.
9373 (aarch64_fac<optab><mode>): Likewise.
9374 (aarch64_frecps<mode>): Likewise.
9375 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
9376 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
9377 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
9378 (VSDQ_HSDI): Support HI.
9379 (fcvt_target, FCVT_TARGET): Likewise.
9380 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
9381 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
9382 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
9383 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
9384 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
9385 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
9386 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
9389 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9391 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
9392 * config/aarch64/aarch64-builtins.c (hi_UP): New.
9393 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9394 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
9396 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
9397 (aarch64_cm<optab><mode>): Likewise.
9398 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
9399 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
9400 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
9401 (sqrt<mode>2): Likewise.
9402 (*sqrt<mode>2): Likewise.
9403 (abs<mode>2): Likewise.
9404 (<optab><mode>hf2): New pattern for HF mode.
9405 (<optab>hihf2): Likewise.
9406 * config/aarch64/arm_neon.h: Include arm_fp16.h.
9407 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
9408 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
9410 * config/aarch64/arm_fp16.h: New file.
9411 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
9412 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
9413 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
9414 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
9415 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
9416 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
9417 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
9418 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
9419 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
9420 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
9421 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
9422 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
9425 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9427 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
9428 reduc_smin_scal_): Use VDQIF_F16.
9429 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
9430 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
9432 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
9433 * config/aarch64/iterators.md (VDQIF_F16): New.
9434 (vp): Support HF modes.
9435 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
9436 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
9438 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9440 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
9441 "*aarch64_mulx_elt_from_dup<mode>".
9442 (*aarch64_mul3_elt<mode>): Update schedule type.
9443 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
9444 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
9445 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
9446 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
9447 (f, fp): Support HF modes.
9448 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
9449 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
9450 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
9451 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
9452 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
9453 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
9455 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9457 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9458 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
9460 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
9463 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9465 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9466 * config/aarch64/aarch64-simd.md
9467 (aarch64_rsqrts<mode>): Extend to HF modes.
9468 (fabd<mode>3): Likewise.
9469 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
9470 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
9471 (aarch64_<maxmin_uns>p<mode>): Likewise.
9472 (<su><maxmin><mode>3): Likewise.
9473 (<maxmin_uns><mode>3): Likewise.
9474 (<fmaxmin><mode>3): Likewise.
9475 (aarch64_faddp<mode>): Likewise.
9476 (aarch64_fmulx<mode>): Likewise.
9477 (aarch64_frecps<mode>): Likewise.
9478 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
9479 (add<mode>3): Extend to HF modes.
9480 (sub<mode>3): Likewise.
9481 (mul<mode>3): Likewise.
9482 (div<mode>3): Likewise.
9483 (*div<mode>3): Likewise.
9484 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
9486 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
9487 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
9488 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
9489 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
9490 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
9491 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
9492 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
9493 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
9494 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
9495 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
9496 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
9497 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
9498 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
9499 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
9501 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9503 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
9504 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
9505 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
9506 (neg<mode>2): Likewise.
9507 (abs<mode>2): Likewise.
9508 (<frint_pattern><mode>2): Likewise.
9509 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
9510 (<optab><VDQF:mode><fcvt_target>2): Likewise.
9511 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
9512 (ftrunc<VDQF:mode>2): Likewise.
9513 (<optab><fcvt_target><VDQF:mode>2): Likewise.
9514 (sqrt<mode>2): Likewise.
9515 (*sqrt<mode>2): Likewise.
9516 (aarch64_frecpe<mode>): Likewise.
9517 (aarch64_cm<optab><mode>): Likewise.
9518 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
9520 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
9521 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
9523 * config/aarch64/arm_neon.h (vdup_n_f16): New.
9524 (vdupq_n_f16): Likewise.
9525 (vld1_dup_f16): Use vdup_n_f16.
9526 (vld1q_dup_f16): Use vdupq_n_f16.
9527 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
9528 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
9529 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
9530 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
9531 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
9532 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
9533 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
9534 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
9535 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
9536 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
9537 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
9538 vsqrt_f16, vsqrtq_f16): New.
9540 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9542 * config/aarch64/aarch64-simd.md
9543 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
9544 (aarch64_ext<mode>): Likewise.
9545 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
9546 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
9547 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
9549 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
9551 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
9552 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
9553 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
9554 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
9555 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
9556 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
9557 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
9559 (vmov_n_f16): Reimplement using vdup_n_f16.
9560 (vmovq_n_f16): Reimplement using vdupq_n_f16..
9562 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9564 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
9565 "frame_related_p". Generate CFA annotation when it's necessary.
9566 (aarch64_expand_prologue): Use aarch64_add_constant.
9567 (aarch64_expand_epilogue): Likewise.
9568 (aarch64_output_mi_thunk): Pass "false" when calling
9569 aarch64_add_constant.
9571 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9573 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
9576 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9578 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
9579 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
9580 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
9581 (aarch64_build_constant): Delete.
9583 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
9586 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9588 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9589 flag_toplevel_reorder.
9591 2016-07-25 Richard Biener <rguenther@suse.de>
9593 * cgraph.c (cgraph_node::verify_node): Compare against builtin
9594 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
9595 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
9596 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
9597 (streamer_get_builtin_tree): Likewise.
9598 (streamer_write_builtin): Likewise.
9599 * lto-streamer.h (LTO_builtin_decl): Remove.
9600 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
9601 (lto_input_scc): Remove LTO_builtin_decl handling.
9602 (lto_input_tree_1): Liekwise.
9603 * lto-streamer-out.c (lto_output_tree_1): Remove special
9604 handling of builtins.
9605 (DFS::DFS): Likewise.
9606 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
9607 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
9609 (streamer_write_builtin): Remove.
9611 2016-07-25 Martin Liska <mliska@suse.cz>
9613 * lto-cgraph.c (input_symtab): Don't call get_working_sets
9614 if flag_auto_profile is set to true.
9616 2016-07-25 Martin Liska <mliska@suse.cz>
9618 PR gcov-profile/71868
9619 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9620 have a function with multiple latches, count them all.
9622 2016-07-25 Martin Liska <mliska@suse.cz>
9624 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9626 2016-07-25 Martin Liska <mliska@suse.cz>
9628 PR tree-optimization/71987
9629 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9630 just for SSA_NAMEs. Fix GNU coding style.
9632 2016-07-25 Martin Liska <mliska@suse.cz>
9634 PR gcov-profile/64874
9635 * gcov-io.h: Update command about file format.
9636 * gcov-iov.c (main): Adapt the numbering scheme.
9638 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9641 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9642 whose result is used in PHI.
9643 (final_range_test_p): Likewise.
9644 (maybe_optimize_range_tests): Likewise.
9646 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9648 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9649 Reformat two multi-line strings.
9651 2016-07-22 Martin Sebor <msebor@redhat.com>
9653 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9655 2016-07-22 Martin Sebor <msebor@redhat.com>
9658 * doc/extend.texi (Compound Literals): Correct and clarify.
9659 (Cast to Union): Same.
9661 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9663 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9664 comments to explain why certain error messages make mention of
9665 undocumented options.
9666 (rs6000_invalid_builtin): Change error messages to replace mention
9667 of undocumented options with mention of the -mcpu=power9 option
9668 that enables those undocumented options.
9669 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9670 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9671 definition of this macro to correct an existing error.
9672 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9673 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9674 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9675 descriptions of built-in functions so that they depend on
9676 -mcpu=power9 instead of on the corresponding undocumented flags.
9677 * doc/invoke.texi (Option Summary): Remove all mention of newly
9679 (IBM RS/6000 and PowerPC Options): Likewise.
9680 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9681 mention of newly undocumented flags.
9683 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9685 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9686 when target_clones attribute is set.
9688 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9690 * common.opt (funsafe-loop-optimizations): Mark ignore.
9691 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9692 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9694 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9695 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9697 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9699 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9701 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9703 (number_of_iterations_exit): Warn missed loop optimization for
9704 possible infinite loops.
9706 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9709 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9710 when to emit a ".machine" pseudo-op.
9712 2016-07-22 Martin Liska <mliska@suse.cz>
9714 PR gcov-profile/69028
9715 PR gcov-profile/62047
9716 * coverage.c (coverage_compute_lineno_checksum): Do not
9717 calculate checksum for fns w/o xloc.file.
9718 (coverage_compute_profile_id): Likewise.
9720 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9722 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9723 (avr_secondary_reload): ...and implementation.
9724 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9725 * config/avr/avr.md (reload_in<mode>): Remove insns.
9726 (adjust_len) [lpm]: Remove insn attribute value.
9727 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9729 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9732 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9734 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9735 * calls.c (special_function_p): Remove the special handling of the
9736 "__builtin_" prefix.
9738 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9741 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9742 if STMT may be an alloca call.
9743 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9744 builtin alloca call.
9745 * calls.h (gimple_maybe_alloca_call_p): New function.
9746 * tree-inline.c (inline_forbidden_p_stmt): Use
9747 gimple_maybe_alloca_call_p here.
9749 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9751 * spellcheck-tree.c (best_macro_match::best_macro_match):
9752 Explictly specify the template arguments when invoking the base
9753 class constructor, to help older C++ compilers.
9755 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9758 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9759 before builtin_decl_implicit.
9761 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9763 * optabs.c (emit_condiitonal_move): Short circuit for identical
9766 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9768 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9769 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9770 (noce_conversion_profitable_p): New.
9771 (noce_try_store_flag_constants): Use it.
9772 (noce_try_addcc): Likewise.
9773 (noce_try_store_flag_mask): Likewise.
9774 (noce_try_cmove): Likewise.
9775 (noce_try_cmove_arith): Likewise.
9776 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9778 (noce_convert_multiple_sets): Move cost model to here, from...
9779 (bb_ok_for_noce_convert_multiple_sets) ...here.
9780 (noce_process_if_block): Update calls for above changes.
9781 (noce_find_if_block): Record new noce_if_info parameters.
9783 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9785 * target.def (max_noce_ifcvt_seq_cost): New.
9786 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9787 * doc/tm.texi: Regenerate.
9788 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9789 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9790 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9791 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9792 * doc/invoke.texi: Document new params.
9794 2016-07-21 Richard Biener <rguenther@suse.de>
9796 PR tree-optimization/71947
9797 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9798 ranges have useful limit_vr information.
9800 2016-07-21 Richard Biener <rguenther@suse.de>
9802 * function-tests.c (build_trivial_generic_function): Set
9803 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9804 * omp-low.c (create_omp_child_function): Likewise.
9805 (grid_expand_target_grid_body): Likewise.
9806 * cgraphunit.c (init_lowered_empty_function): Likewise.
9807 (cgraph_node::expand_thunk): Likewise.
9808 * tree-parloops.c (create_loop_fn): Likewise.
9809 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9811 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9813 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9816 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9818 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9819 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9820 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9821 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9822 values for insn attribute.
9823 * config/avr/avr.c (avr_out_insert_notbit): New function.
9824 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9825 ADJUST_LEN_INSV_NOTBIT_0/_7.
9826 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9828 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9830 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9831 (chrec_convert_1, chrec_convert): Ditto.
9832 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9833 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9834 * tree-vrp.c (adjust_range_with_scev): Ditto.
9835 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9836 (scev_var_range_cant_overflow): New function.
9837 (scev_probably_wraps_p): New parameter. Call above function.
9838 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9840 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9842 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9843 by removing computation of may_be_zero.
9845 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9847 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9849 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9851 Improving concepts performance and diagnostics.
9852 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9853 for constraint satisfaction and subsumption.
9854 * timevar.h (auto_timevar): New constructor that matches the push/pop
9855 pattern of usage in pt.c.
9857 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9859 * hwint.h (HOST_WIDE_INT_0): New define.
9860 (HOST_WIDE_INT_0U): Ditto.
9861 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9862 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9863 * simplify-rtx.c: Ditto.
9864 * tree-object-size.c: Ditto.
9866 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9868 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9871 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9873 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9874 * combine.c: Use HOST_WIDE_INT_M1U instead of
9875 ~(unsigned HOST_WIDE_INT) 0.
9876 * double-int.h: Ditto.
9878 * dwarf2asm.c:Ditto.
9880 * genmodes.c: Ditto.
9882 * read-rtl.c: Ditto.
9883 * tree-ssa-loop-ivopts.c: Ditto.
9884 * tree-ssa-loop-prefetch.c: Ditto.
9885 * tree-vect-generic.c: Ditto.
9886 * tree-vect-patterns.c: Ditto.
9889 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9891 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9892 constant addresses outside [0,0xc0] into a register.
9893 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9894 cases where the base address register is unused after.
9895 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9896 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9897 (avr_out_store_psi_reg_disp_tiny): Same.
9899 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9901 Implement attribute progmem on reduced Tiny cores by adding
9902 flash offset 0x4000 to respective symbols.
9905 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9906 documentation how it works on reduced Tiny cores.
9907 (AVR Named Address Spaces): No support for reduced Tiny.
9908 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9909 (avr_address_tiny_pm_p): New static function.
9910 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9911 if the address is in progmem.
9912 (avr_assemble_integer): Same.
9913 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9914 for symbol_ref in progmem.
9915 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9916 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9917 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9919 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9921 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9922 * configure: Regenerate.
9923 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9924 (USE_THIN_ARCHIVES): New variable.
9925 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9926 this archive as a thin archive.
9928 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9930 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9931 same location as last time, don't skip if we have fix-it hints.
9932 Clarify the skipping logic by converting it from one "if" clause
9933 to repeated "if" clauses.
9934 * spellcheck-tree.c: Include "cpplib.h".
9935 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9936 (best_macro_match::best_macro_match): New constructor.
9937 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9938 Move here from c/c-decl.c.
9939 (class best_macro_match): Move here from c/c-decl.c, converting
9940 from a typedef to a subclass, gaining a ctor.
9942 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9944 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9945 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9947 (avr_addr_space_diagnose_usage): ...and implementation.
9948 (avr_addr_space_supported_p): New function.
9949 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9950 report bad address space usage if that space is supported.
9951 (avr_insert_attributes): Same. No more complain about unsupported
9953 * config/avr/avr-c.c (tm_p.h): Include it.
9954 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9955 macro if avr_addr_space_supported_p.
9957 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9959 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9960 flag_toplevel_reorder.
9962 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9964 * gcc-rich-location.c
9965 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9967 * gcc-rich-location.h
9968 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9970 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9972 * target.def (addr_space): Add new diagnose_usage to hook vector.
9973 * targhooks.c (default_addr_space_diagnose_usage): Add default
9974 implementation and...
9975 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9976 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9977 is some address space, call targetm.addr_space.diagnose_usage.
9978 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9979 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9980 * doc/tm.texi: Regenerate.
9982 2016-07-20 Martin Liska <mliska@suse.cz>
9985 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9986 Properly handly PHI stmts.
9988 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9990 PR tree-optimization/71503
9991 PR tree-optimization/71683
9992 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9995 2016-07-20 Martin Liska <mliska@suse.cz>
9997 * doc/invoke.texi (-fipa-ra): Document when the option is
9998 disabled. Fix a typo.
10000 2016-07-20 Martin Liska <mliska@suse.cz>
10002 * Makefile.in: Include fibonacci_heap.c
10003 * fibonacci_heap.c: New file.
10004 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
10005 (fibonacci_heap::union_with): Fix deletion of the second heap.
10006 * selftest-run-tests.c (selftest::run_tests): Incorporate
10007 fibonacci heap tests.
10008 * selftest.h: Declare fibonacci_heap_c_tests.
10010 2016-07-20 Martin Liska <mliska@suse.cz>
10012 * selftest-run-tests.c (selftest::run_tests): New function.
10013 * selftest.h (sreal_c_tests): Declare.
10014 * sreal.c (sreal_verify_basics): New function.
10015 (verify_aritmetics): Likewise.
10016 (sreal_verify_arithmetics): Likewise.
10017 (verify_shifting): Likewise.
10018 (sreal_verify_shifting): Likewise.
10019 (void sreal_c_tests): Likewise.
10021 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10023 PR rtl-optimization/71916
10024 * cfgrtl.c (contains_no_active_insn_p): Return false also for
10025 bb which have a single succ fake edge.
10027 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
10030 * dwarf2out.c (gen_subprogram_die): Only call
10031 gen_unspecified_parameters_die while dumping early dwarf.
10033 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10035 PR middle-end/71874
10036 * gimple-fold.c (fold_builtin_memory_op): Use
10037 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
10039 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
10041 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
10042 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
10043 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
10044 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
10045 * combine.c: Ditto.
10048 * double-int.c: Ditto.
10050 * dwarf2out.c: Ditto.
10053 * fold-const.c: Ditto.
10054 * function.c: Ditto.
10056 * genmodes.c: Ditto.
10060 * loop-doloop.c: Ditto.
10061 * loop-invariant.c: Ditto.
10062 * loop-iv.c: Ditto.
10067 * rtlanal.c: Ditto.
10068 * simplify-rtx.c: Ditto.
10069 * stor-layout.c: Ditto.
10071 * tree-ssa-loop-ivopts.c: Ditto.
10072 * tree-vect-generic.c: Ditto.
10073 * tree-vect-patterns.c: Ditto.
10078 * wide-int-print.cc: Ditto.
10079 * wide-int.cc: Ditto.
10080 * wide-int.h: Ditto.
10082 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10084 * selftest.c (selftest::assert_streq): Handle NULL values of
10085 val_actual and val_expected.
10087 2016-07-19 Martin Jambor <mjambor@suse.cz>
10090 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
10091 rather than cgraph_create_node to get a call graph node.
10093 2016-07-19 Richard Biener <rguenther@suse.de>
10095 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
10096 handle all tcc_constant bases and valueize SSA names.
10097 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
10098 tcc_constant bases.
10100 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10102 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
10103 the flags of the exit block and bb2, not just the entry block.
10105 2016-07-19 Richard Biener <rguenther@suse.de>
10107 PR tree-optimization/71901
10108 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
10109 align member, group stuff with the bitfield.
10110 (vn_ref_op_align_unit): New inline.
10111 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
10112 record element alignment and operand 3 unchanged.
10113 (ao_ref_init_from_vn_reference): Adjust.
10114 (valueize_refs_1): Likewise.
10115 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
10117 2016-07-19 Richard Biener <rguenther@suse.de>
10119 PR tree-optimization/71908
10120 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
10121 symbolic constants in a more reliable way.
10123 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
10125 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10127 (vect_update_inits_of_drs): Likewise.
10128 (vect_create_cond_for_alias_checks): Likewise.
10129 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10131 2016-07-19 Richard Biener <rguenther@suse.de>
10134 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10135 with an abstract origin that is not an inlined function outer
10136 scope add a self-reference as abstract origin.
10137 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10139 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10142 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10143 unintentional System V.4 structure return breakage for structures
10144 with a single floating point element.
10146 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10148 PR tree-optimization/71734
10149 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10150 contains REF, use it to check safelen, assume that safelen value
10151 must be greater 1, fix style.
10152 (ref_indep_loop_p_2): Add REF_LOOP argument.
10153 (ref_indep_loop_p): Pass LOOP as additional argument to
10154 ref_indep_loop_p_2.
10156 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10158 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10159 allocation in the prologue.
10160 * explow.c (get_dynamic_stack_base): New function to return an address
10161 expression for the dynamic stack base.
10162 (get_dynamic_stack_size): New function to do the required dynamic stack
10163 space size calculations.
10164 (allocate_dynamic_stack_space): Use new functions.
10165 (align_dynamic_address): Move some code from
10166 allocate_dynamic_stack_space to new function.
10167 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10169 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10171 * config/s390/s390.c (s390_encode_section_info): Always set
10172 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10175 2016-07-18 Richard Biener <rguenther@suse.de>
10177 PR tree-optimization/71893
10178 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10179 for sizetype cast added by array_ref_element_size.
10180 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10182 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10184 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10185 register parameters. Remove code to initialize argument pointer
10186 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10187 using a pc-relative branch. Cleanup conditional code.
10188 * config/pa/pa.md (call_mcount): New expander.
10189 (call_mcount_nonpic): New insn.
10190 (call_mcount_pic): New insn and split.
10191 (call_mcount_pic_post_reload): New insn.
10192 (call_mcount_64bit): New insn and split.
10193 (call_mcount_64bit_post_reload): New insn.
10195 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10197 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10198 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10199 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10200 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10201 (*usum_widenqihi3, *udiff_widenqihi3)
10202 (*addhi3_zero_extend.const): New combiner insns.
10203 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10204 just 1 bit is affected.
10205 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10206 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10208 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
10210 * omp-low.c (lower_omp_target): Mark data clauses with
10211 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
10212 zero-length subarrays.
10214 2016-07-15 Richard Biener <rguenther@suse.de>
10216 PR tree-optimization/71881
10217 * tree-loop-distribution.c (destroy_loop): Remove blocks in
10218 reverse DOM order to make debug temp generation happy.
10220 2016-07-15 Richard Biener <rguenther@suse.de>
10222 PR tree-optimization/71887
10223 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
10224 verify it is not zero for division / modulo handling.
10225 (value_replacement): Adjust.
10227 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
10228 Julian Brown <julian@codesourcery.com>
10230 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10231 * config/aarch64/aarch64-cost-tables.h
10232 (vulcan_extra_costs): New variable.
10233 * config/aarch64/aarch64.c
10234 (vulcan_addrcost_table): Likewise.
10235 (vulcan_regmove_cost): Likewise.
10236 (vulcan_vector_cost): Likewise.
10237 (vulcan_branch_cost): Likewise.
10238 (vulcan_tunings): Likewise.
10240 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10242 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10243 (output_in_order): Loop over undefined variables too. Output them
10244 via assemble_undefined_decl. Skip variables that correspond to hard
10245 registers or have value-exprs.
10246 * varpool.c (symbol_table::output_variables): Handle undefined
10247 variables together with defined ones.
10249 2016-07-15 Richard Biener <rguenther@suse.de>
10251 * tree-ssa-pre.c (get_representative_for): Make sure to return
10252 the value number of SSA names.
10253 (phi_translate_1): get_representative_for cannot return NULL.
10254 (do_pre_regular_insertion): Remove redundant call to
10255 fully_constant_expression.
10256 (do_pre_partial_partial_insertion): Likewise.
10258 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10260 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10261 (derive_simple_iv_with_niters): New function.
10262 (simple_iv): Rewrite using simple_iv_with_niters.
10263 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10264 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10266 (number_of_iterations_exit): Rewrite using above function.
10267 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10270 2016-07-15 Richard Biener <rguenther@suse.de>
10272 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10273 vec_construct cost.
10275 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10277 PR tree-optimization/71872
10278 * tree-data-ref.c (get_references_in_stmt): Ignore references
10279 with is_gimple_constant get_base_address.
10281 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10283 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10284 (TARGET_HAVE_LDACQD): New macro.
10285 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10286 than TARGET_HAVE_LDACQ.
10287 (arm_load_acquire_exclusivedi): Likewise.
10288 (arm_store_release_exclusivedi): Likewise.
10290 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10292 PR rtl-optimization/71878
10293 * lra-constraints.c (match_reload): Pass information about other
10294 output operands. Create new unique register value if matching input
10295 operand shares same register value as output operand being considered.
10296 (curr_insn_transform): Record output operands already processed.
10298 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10301 PR tree-optimization/70923
10302 * tree-vect-patterns.c: Include mult-synthesis.h.
10303 (target_supports_mult_synth_alg): New function.
10304 (synth_lshift_by_additions): Likewise.
10305 (apply_binop_and_append_stmt): Likewise.
10306 (vect_synth_mult_by_constant): Likewise.
10307 (target_has_vecop_for_code): Likewise.
10308 (vect_recog_mult_pattern): Use above functions to synthesize vector
10309 multiplication by integer constants.
10311 2016-07-14 Alan Modra <amodra@gmail.com>
10313 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
10314 gpr alternatives. Correct '*' placement on Y,r alternative.
10315 Add '*' on operand 1 of r,r alternative.
10317 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10319 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
10320 * expmed.h: ... Here.
10322 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
10324 * gimple.h (stmt_can_terminate_bb_p): New function.
10325 * tree-cfg.c (need_fake_edge_p): Rename to ...
10326 (stmt_can_terminate_bb_p): ... this; return true if stmt can
10327 throw external; handle const and pure calls.
10328 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
10330 2016-07-14 Richard Biener <rguenther@suse.de>
10332 PR tree-optimization/71866
10333 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
10334 (do_hoist_insertion): Avoid endless recursion when we
10335 didn't insert anything because we managed to simplify
10336 things down to a constant or SSA name.
10337 (fully_constant_expression): Re-write in terms of ...
10338 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
10339 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
10340 vn_nary_build_or_lookup_1.
10341 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
10342 (vn_nary_build_or_lookup): ... this which now wraps it.
10344 2016-07-14 Alan Modra <amodra@gmail.com>
10347 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
10348 with p9_vector override before power9-dform override.
10350 2016-07-13 Andi Kleen <ak@linux.intel.com>
10352 * value-prof.c (gimple_value_profile_transformations): Don't run
10353 when auto_profile is on.
10355 2016-07-13 Andi Kleen <ak@linux.intel.com>
10357 * auto-profile.c (update_inlined_ind_target,
10358 afdo_indirect_call): Print information to dump file.
10360 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
10362 * genrecog.c (special_predicate_operand_p): New function.
10363 (predicate_name): Move function.
10364 (validate_pattern): Don't warn about missing mode for all
10365 define_special_predicate predicates.
10367 2016-07-13 Bin Cheng <bin.cheng@arm.com>
10369 * tree-vect-data-refs.c (vect_no_alias_p): New function.
10370 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
10371 resolve alias checks which are known at compilation time.
10372 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
10373 alias checks are resolved. Move dump info for too many runtime
10374 alias checks to here...
10375 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
10377 2016-07-13 Richard Biener <rguenther@suse.de>
10379 PR tree-optimization/24574
10380 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
10381 position and add shift, rotate, divison and modulo support
10383 (value_replacement): Pass in argument position to absorbing_element_p.
10385 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
10388 * ipa-inline-transform.c (inline_call): Support
10389 instrumented thunks.
10391 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10393 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
10394 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
10396 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
10397 Baseline. Make initial alternative TARGET_32BIT only.
10398 (udivsi3): Likewise.
10399 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
10400 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
10403 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
10405 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
10406 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
10407 availability with TARGET_HAVE_MOVT.
10408 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
10409 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
10410 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
10412 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
10413 extra instruction if MOVW is available. Use a cost variable
10414 incremented by COSTS_N_INSNS (1) when the condition match rather than
10415 returning an arithmetic expression based on COSTS_N_INSNS. Make
10416 constant with bottom half word zero cost 2 instruction if MOVW is
10418 * config/arm/arm.md (define_attr "arch"): Add v8mb.
10419 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
10420 target is ARMv8-M Baseline.
10421 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
10422 (arm_movtas_ze): Likewise.
10423 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
10424 alternative for constants satisfying j constraint.
10425 (thumb1_movsi_insn): Likewise.
10426 (movsi splitter for K alternative): Tighten condition to not trigger
10427 if movt is available and j constraint is satisfied.
10428 (Pe immediate splitter): Likewise.
10429 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
10430 constant fitting in an halfword to use MOVW.
10431 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
10434 2016-07-13 Richard Biener <rguenther@suse.de>
10436 PR middle-end/71104
10437 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
10438 gimplifying the LHS. Make sure to gimplify a returning twice
10439 call LHS without using SSA names.
10441 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10443 * tree-data-ref.c (find_data_references_in_stmt): Remove
10444 unnecessary call to vec::release.
10445 (graphite_find_data_references_in_stmt): Likewise.
10446 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
10447 * tree-vect-stmts.c (vectorizable_condition): Likewise.
10449 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10451 * cfgexpand.c (expand_used_vars): Make the type of a local
10453 * genmatch.c (lower_for): Likewise.
10454 * haifa-sched.c (haifa_sched_init): Likewise.
10455 (add_to_speculative_block): Likewise.
10456 (create_check_block_twin): Likewise.
10457 * predict.c (handle_missing_profiles): Likewise.
10458 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
10459 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
10460 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
10462 (maybe_lower_iteration_bound): Likewise.
10463 * tree-ssa-sccvn.c (DFS): Likewise.
10464 * tree-stdarg.c (reachable_at_most_once): Likewise.
10465 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
10466 (vectorizable_store): Likewise.
10468 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10470 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
10471 (sccvn_dom_walker): make cond_stack an auto_vec.
10473 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10475 * ree.c (struct ext_state): Make type of members auto_vec.
10476 (find_and_remove_re): Adjust.
10478 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10480 * cfgexpand.c (struct stack_vars_data): Make type of fields
10482 (expand_used_vars): Adjust.
10484 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10486 * ipa.c (record_cdtor_fn): Adjust.
10487 (build_cdtor_fns): Likewise.
10488 (ipa_cdtor_merge): Make static_ctors and static_dtors local
10491 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10493 * genextract.c (struct accum_extract): Add constructor and make
10495 (gen_insn): Adjust.
10497 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10499 * tree.c (struct free_lang_data_d): Add constructor and change
10500 types of members to ones that automatically manage resources.
10501 (fld_worklist_push): Adjust.
10502 (find_decls_types): Likewise.
10503 (find_decls_types_in_eh_region): Likewise.
10504 (free_lang_data_in_cgraph): Stop manually creating and
10505 destroying members of free_lang_data_d.
10507 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
10509 PR rtl-optimization/68961
10510 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
10511 peephole variant. Use sse_reg_operand predicates.
10513 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
10515 * config/i386/predicates.md (x86_64_immediate_operand)
10516 <case CONST_INT>: Remove unneeded truncation to DImode.
10517 <case CONST>: Ditto.
10518 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10520 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10523 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
10524 The xxperm and xxpermr instructions require that the 2nd input
10525 operand overlap with the output operand, and not the 1st.
10526 (altivec_vperm_v8hiv16qi): Likewise.
10527 (altivec_vperm_<mode>_uns_internal): Likewise.
10528 (altivec_vpermr_<mode>_internal): Likewise.
10529 (vperm_v8hiv4si): Likewise.
10530 (vperm_v16qiv8hi): Likewise.
10532 2016-07-12 Nathan Sidwell <nathan@acm.org>
10534 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
10535 when -mno-pic-data-is-text-relative is in effect, by default.
10536 * doc/invoke.texi (mpic-data-is-text-relative): Document new
10537 behavior and clarify.
10539 2016-07-12 Martin Liska <mliska@suse.cz>
10541 * params.def: Add avg-loop niter.
10542 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
10543 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
10544 * doc/invoke.texi: Document the new parameter.
10546 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10548 PR middle-end/71700
10549 * expr.c (store_constructor): Mask sign-extended bits when widening
10550 sub-word constructor element at the start of a word.
10552 2016-07-12 Martin Liska <mliska@suse.cz>
10554 * Makefile.in: Append rule for params-options.h.
10555 * params-options.h: New file.
10557 2016-07-12 Martin Liska <mliska@suse.cz>
10559 * ira-build.c (mark_loops_for_removal): Properly iterate
10562 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
10563 Richard Biener <rguenther@suse.de>
10565 PR tree-optimization/23286
10566 PR tree-optimization/70159
10567 * doc/invoke.texi: Document -fcode-hoisting.
10568 * common.opt (fcode-hoisting): New flag.
10569 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
10570 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10571 (do_regular_insertion): Rename to ...
10572 (do_pre_regular_insertion): ... this and amend general comments
10573 on insertion strathegy.
10574 (do_partial_partial_insertion): Rename to ...
10575 (do_pre_partial_partial_insertion): ... this.
10576 (do_hoist_insertion): New function.
10577 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
10578 and call do_hoist_insertion properly.
10580 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
10581 (pass_pre::execute): Register hoist_insert stats.
10583 2016-07-12 Jakub Jelinek <jakub@redhat.com>
10585 PR middle-end/71716
10586 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
10587 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
10588 is different from mode's bitsize. Small cleanup.
10590 2016-07-12 Richard Biener <rguenther@suse.de>
10592 PR rtl-optimization/68961
10593 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
10594 to simplify to a non-constant.
10596 2016-07-11 Jakub Jelinek <jakub@redhat.com>
10598 PR middle-end/71758
10599 * omp-low.c (expand_omp_target): Gimplify device.
10601 PR tree-optimization/71823
10602 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
10603 to get vec_oprnds2 from op2.
10605 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
10608 Hoist common subexpressions.
10609 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10611 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
10614 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
10615 prevent generation of 'stxsiwx' on pre Power8 hardware.
10617 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10619 * input.c: Include cpplib.h.
10620 (selftest::temp_source_file): New class.
10621 (selftest::temp_source_file::temp_source_file): New ctor.
10622 (selftest::temp_source_file::~temp_source_file): New dtor.
10623 (selftest::should_have_column_data_p): New function.
10624 (selftest::test_should_have_column_data_p): New function.
10625 (selftest::temp_line_table): New class.
10626 (selftest::temp_line_table::temp_line_table): New ctor.
10627 (selftest::temp_line_table::~temp_line_table): New dtor.
10628 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10629 it to create a temp_line_table.
10630 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10631 locations that are known to have column data.
10632 (selftest::line_table_case): New struct.
10633 (selftest::test_reading_source_line): Move tempfile handling
10634 to class temp_source_file.
10635 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10636 (selftest::assert_token_loc_eq): New function.
10637 (ASSERT_TOKEN_LOC_EQ): New macro.
10638 (selftest::test_lexer): New function.
10639 (selftest::boundary_locations): New array.
10640 (selftest::input_c_tests): Call test_should_have_column_data_p.
10641 Loop over a test matrix of interesting values of location and
10642 default_range_bits, calling test_lexer on each case in the matrix.
10643 Move call to test_accessing_ordinary_linemaps into the matrix.
10644 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10645 (ASSERT_EQ_AT): New macro.
10647 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10650 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10651 Don't convert TImode in debug insn.
10653 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10655 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10656 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10657 (tree_type_common::lang_flag_7): New.
10658 (tree_type_common::spare): Reduce size.
10659 * tree.h (TYPE_ALIGN_OK): Remove.
10660 (TYPE_LANG_FLAG_7): New.
10661 (get_inner_reference): Adjust header.
10662 * print-tree.c (print_node): Adjust.
10663 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10664 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10665 calls to get_inner_reference.
10666 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10667 handling of TYPE_ALIGN_OK.
10668 * builtins.c (get_object_alignment_2): Adjust call to
10669 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10670 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10672 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10673 * cfgexpand.c (expand_debug_expr): Likewise.
10674 * dbxout.c (dbxout_expand_expr): Likewise.
10675 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10676 loc_list_from_tree, fortran_common): Likewise.
10677 * fold-const.c (optimize_bit_field_compare,
10678 decode_field_reference, fold_unary_loc, fold_comparison,
10679 split_address_to_core_and_offset): Likewise.
10680 * gimple-laddress.c (execute): Likewise.
10681 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10682 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10683 * hsa-gen.c (gen_hsa_addr): Likewise.
10684 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10685 * tsan.c (instrument_expr): Likewise.
10686 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10687 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10688 * tree-affine.c (tree_to_aff_combination,
10689 get_inner_reference_aff): Adjust calls to get_inner_reference.
10690 * tree-data-ref.c (split_constant_offset_1,
10691 dr_analyze_innermost): Likewise.
10692 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10693 * tree-sra.c (ipa_sra_check_caller): Likewise.
10694 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10695 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10696 bswap_replace): Likewise.
10697 * tree-vect-data-refs.c (vect_check_gather,
10698 vect_analyze_data_refs): Likewise.
10699 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10700 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10703 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10705 * Makefile.in (selftest-valgrind): New phony target.
10706 * function-tests.c (selftest::build_cfg): Delete pass instances
10707 created by the test.
10708 (selftest::convert_to_ssa): Likewise.
10709 (selftest::test_expansion_to_rtl): Likewise.
10710 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10712 (selftest::test_diamond): Likewise.
10714 2016-07-11 Richard Biener <rguenther@suse.de>
10716 PR tree-optimization/71816
10717 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10718 than replacing all of its operands.
10720 2016-07-11 Alan Modra <amodra@gmail.com>
10722 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10723 (ctr<mode>): Add unspec.
10724 (ctr<mode>_internal*): Likewise.
10726 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10728 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10729 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10731 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10733 PR rtl-optimization/71621
10734 * lra-constraints.c (process_alt_operands): Check combination of
10735 reg class and mode.
10737 2016-07-08 Jason Merrill <jason@redhat.com>
10738 Richard Biener <rguenther@suse.de>
10740 P0145: Refining Expression Order for C++.
10741 * gimplify.c (initial_rhs_predicate_for): New.
10742 (gimplfy_modify_expr): Gimplify RHS before LHS.
10744 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10747 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10748 Allow standard error handling to take over when a wrong number
10749 of arguments is presented to __builtin_vec_ld () or
10750 __builtin_vec_st ().
10752 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10754 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10759 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10760 __builtin_aarch64_fmaxv2sf.
10761 (vmaxnmq_f32): Likewise.
10762 (vmaxnmq_f64): Likewise.
10763 (vminnm_f32): Likewise.
10764 (vminnmq_f32): Likewise.
10765 (vminnmq_f64): Likewise.
10767 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10770 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10771 enable -mfloat128-hardware by default.
10772 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10773 that IEEE 128-bit hardware support needs.
10774 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10775 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10776 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10777 floating point requires.
10778 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10779 -mfloat128 and -mfloat128-hardware changes.
10781 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10783 PR tree-optimization/71667
10784 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10786 2016-07-08 Martin Liska <mliska@suse.cz>
10788 PR middle-end/71606
10789 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10790 folding produces SAVE_EXPRs, thus return false for the type.
10792 2016-07-07 Martin Liska <mliska@suse.cz>
10794 * file-find.c (remove_prefix): New function.
10795 * file-find.h (remove_prefix): Declare the function.
10796 * gcc-ar.c (main): Skip a folder of the wrapper if
10797 a wrapped binary would point to the same file.
10799 2016-07-07 Jan Hubicka <jh@suse.cz>
10801 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10802 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10803 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10805 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10808 * ipa-inline-analysis.c (compute_inline_parameters): Set
10809 local.can_change_signature to false for intrumentation
10812 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10814 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10815 with TARGET_HAVE_MOVT.
10816 (TARGET_HAVE_MOVT): Define.
10817 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10818 availability with TARGET_HAVE_MOVT.
10819 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10821 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10823 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10824 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10825 * config/arm/constraints.md (define_constraint "j"): Use
10826 TARGET_HAVE_MOVT to check MOVT availability.
10828 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10830 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10832 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10834 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10835 (armv8-m.main): Likewise.
10836 (armv8-m.main+dsp): Likewise.
10837 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10838 (FL_FOR_ARCH8M_MAIN): Likewise.
10839 * config/arm/arm-tables.opt: Regenerate.
10840 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10841 armv8-m.main+dsp to BE8_LINK_SPEC.
10842 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10843 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10844 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10845 Baseline and Mainline.
10846 (arm_option_override_internal): Also disable arm_restrict_it when
10847 !arm_arch_notm. Update comment for -munaligned-access to also cover
10849 (arm_file_start): Increase buffer size for printing architecture name.
10850 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10851 and armv8-m.main+dsp.
10852 (mno-unaligned-access): Clarify that this is disabled by default for
10853 ARMv8-M Baseline architectures as well.
10855 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10857 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10858 decide whether to prevent some libgcc routines being included for some
10859 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10860 link between this condition and the one in
10861 libgcc/config/arm/lib1func.S.
10863 2016-07-07 Richard Biener <rguenther@suse.de>
10865 * tree-ssa-pre.c: Include alias.h.
10866 (compute_avail): If we have multiple VN_REFERENCEs with the
10867 same hashtable entry adjust that to make it a valid replacement
10868 for all of them with respect to alignment and aliasing
10869 when doing insertion.
10870 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10871 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10873 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10877 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10878 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10881 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10883 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10884 (adjust_mems): Adjust.
10885 (adjust_insn): Likewise.
10886 (prepare_call_arguments): Likewise.
10888 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10890 * gcse.c (struct ls_expr): Make stores field a vector.
10891 (ldst_entry): Adjust.
10892 (free_ldst_entry): Likewise.
10893 (print_ldst_list): Likewise.
10894 (compute_ld_motion_mems): Likewise.
10895 (update_ld_motion_stores): Likewise.
10897 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10899 * gcse.c (struct ls_expr): Remove loads field.
10900 (ldst_entry): Adjust.
10901 (free_ldst_entry): Likewise.
10902 (print_ldst_list): Likewise.
10903 (compute_ld_motion_mems): Likewise.
10905 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10907 * store-motion.c (struct st_expr): Make antic_stores a vector.
10908 (st_expr_entry): Adjust.
10909 (free_st_expr_entry): Likewise.
10910 (print_store_motion_mems): Likewise.
10911 (find_moveable_store): Likewise.
10912 (compute_store_table): Likewise.
10913 (remove_reachable_equiv_notes): Likewise.
10914 (replace_store_insn): Likewise.
10915 (build_store_vectors): Likewise.
10917 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10919 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10920 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10922 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10924 PR tree-optimization/71518
10925 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10926 misalign also for outer loops with negative step.
10928 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10930 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10931 (cortex_a53_shift): Add mov_shift.
10932 (cortex_a53_shift_reg): Add new reservation for register shifts.
10933 (cortex_a53_alu): Remove bfm.
10934 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10935 (cortex_a53_alu_extr): Add new reservation for EXTR.
10936 (bypasses): Improve bypass modelling.
10938 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10941 * config/avr/avr.c (avr_asm_select_section): Strip off
10942 SECTION_DECLARED from flags when calling get_section.
10944 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10946 * tree-vectorizer.h (vect_memory_access_type): Add
10947 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10948 * tree-vect-stmts.c (compare_step_with_zero): New function.
10949 (perm_mask_for_reverse): Move further up file.
10950 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10952 (get_negative_load_store_type): New function.
10953 (get_load_store_type): Call it. Add an ncopies argument.
10954 (vectorizable_mask_load_store): Update call accordingly and
10955 remove tests for negative steps.
10956 (vectorizable_store, vectorizable_load): Likewise. Handle new
10957 memory_access_types.
10959 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10961 * tree-vectorizer.h (vect_memory_access_type): New enum.
10962 (_stmt_vec_info): Add a memory_access_type field.
10963 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10964 (vect_model_store_cost): Take an access type instead of a boolean.
10965 (vect_model_load_cost): Likewise.
10966 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10967 vect_model_store_cost and vect_model_load_cost.
10968 * tree-vect-stmts.c (vec_load_store_type): New enum.
10969 (vect_model_store_cost): Take an access type instead of a
10970 store_lanes_p boolean. Simplify tests.
10971 (vect_model_load_cost): Likewise, but for load_lanes_p.
10972 (get_group_load_store_type, get_load_store_type): New functions.
10973 (vectorizable_store): Use get_load_store_type. Record the access
10974 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10975 (vectorizable_load): Likewise.
10976 (vectorizable_mask_load_store): Likewise. Replace is_store
10977 variable with vls_type.
10979 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10981 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10982 single_element_p parameter.
10983 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10984 Check the PR65518 case here rather than in vectorizable_load.
10985 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10986 * tree-vect-stmts.c (vectorizable_load): Likewise.
10988 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10990 * tree-vectorizer.h (gather_scatter_info): New structure.
10991 (vect_check_gather_scatter): Return a bool rather than a decl.
10992 Replace return-by-pointer arguments with a single
10993 gather_scatter_info *.
10994 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10995 (vect_analyze_data_refs): Update call accordingly.
10996 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10997 (vectorizable_mask_load_store): Likewise. Also record the
10998 offset dt and vectype in the gather_scatter_info.
10999 (vectorizable_store): Likewise.
11000 (vectorizable_load): Likewise.
11002 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11004 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
11005 strided groups, use the cost of N scalar accesses instead
11006 of ncopies vector accesses.
11007 (vect_model_load_cost): Likewise.
11009 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11011 * tree-vect-stmts.c (vect_cost_group_size): Delete.
11012 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
11013 variable to indicate when once-per-group costs are being used.
11014 (vect_model_load_cost): Likewise. Fix comment and misindented code.
11016 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11018 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
11019 peeling-for-gaps condition.
11021 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11023 * config/s390/s390.c (s390_expand_vec_init): Force initializer
11024 element to register if it doesn't match general_operand.
11026 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
11027 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11029 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
11031 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
11032 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
11033 (SIGNBIT): New mode iterator.
11034 (Fsignbit): New mode attribute.
11035 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11036 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
11037 when direct moves are available.
11038 (signbit<mode>2_dm): New define_insn_and_split).
11039 (signbit<mode>2_dm2): New define_insn.
11041 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11043 PR rtl-optimization/71594
11044 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
11045 into subregs of appropriate mode before trying to emit a conditional
11048 2016-07-05 Jan Hubicka <jh@suse.cz>
11050 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
11051 (simple_iv): Use it.
11053 2016-07-05 Jan Hubicka <jh@suse.cz>
11055 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
11057 2016-07-05 Jiong Wang <jiong.wang@arm.com>
11059 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
11062 2016-07-05 Jan Hubicka <jh@suse.cz>
11064 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
11067 2016-07-05 Richard Biener <rguenther@suse.de>
11069 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
11070 Handle empty else block.
11071 (is_feasible_trace): Likewise.
11072 (split_paths): Likewise.
11074 2016-07-05 Richard Biener <rguenther@suse.de>
11076 * tree-loop-distribution.c (distribute_loop): Fix issue with
11077 the cost model loop.
11079 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
11081 * config/arm/neon-testgen.ml: Delete.
11082 * config/arm/neon.ml: Delete.
11084 2016-07-04 Jakub Jelinek <jakub@redhat.com>
11087 * tree.c (attribute_value_equal): Use get_attribute_name instead of
11088 directly using TREE_PURPOSE.
11090 2016-07-04 Jiong Wang <jiong.wang@arm.com>
11092 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
11093 * config/aarch64/aarch64_neon.h: Likewise.
11094 * config/aarch64/arm_neon.h: Likewise.
11095 * config/aarch64/atomics.md: Likewise.
11096 * config/aarch64/aarch64-simd-builtins.def: Likewise.
11097 * doc/invoke.texi: Likewise.
11099 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11101 * config/s390/s390.md: Add "z13" cpu_facility.
11102 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
11103 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
11104 condition" type instructions.
11106 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11107 Jeff Law <law@redhat.com>
11109 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
11110 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
11112 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
11114 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
11115 permutation for TARGET_AVX512F.
11116 (ix86_expand_vec_one_operand_perm_avx512): New function.
11117 (expand_vec_perm_1): Invoke introduced function.
11118 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11119 it may be not valid after vectorization.
11121 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11124 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
11125 typo in comment. Only force to memory if it is a weak
11126 external reference.
11128 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11129 Jiong Wang <jiong.wang@arm.com>
11131 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11132 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11133 (AARCH64_FL_F16): New.
11134 (AARCH64_FL_FOR_ARCH8_2): New.
11135 (AARCH64_ISA_8_2): New.
11136 (AARCH64_ISA_F16): New.
11137 (TARGET_FP_F16INST): New.
11138 (TARGET_SIMD_F16INST): New.
11139 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11140 ("fp"): Disabling "fp" also disables "fp16".
11141 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11142 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11143 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11144 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11146 2016-07-04 Jan Beulich <jbeulich@suse.com>
11148 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11150 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11153 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11154 the insns, use an insn form that does not adjust the offset on
11155 little endian systems.
11157 2016-07-01 Jan Beulich <jbeulich@suse.com>
11159 * varasm.c (get_variable_section): Validate initializer in
11160 named .bss-like sections.
11162 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11164 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11165 Exchange the order of the second and third operands in the vpermr
11166 instruction tmeplate.
11168 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11171 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11172 Disallow TDmode values.
11174 2016-07-01 Alan Modra <amodra@gmail.com>
11176 PR rtl-optimization/71709
11177 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11178 being set, not referenced.
11180 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11182 PR tree-optimization/70729
11183 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11184 of loop since it can be not valid after transformation.
11186 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11188 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11189 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11191 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11193 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11196 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11199 * config/rs6000/constraints.md (wY constraint): New constraint to
11200 match the requirements for the LXSD and STXSD instructions.
11201 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11202 predicate to match the requirements for the LXSD and STXSD
11204 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11205 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11206 to make sure that the bottom 2 bits of offset are 0, the address
11207 form is offsettable, and no updating is done in the address mode.
11208 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11209 (movdi_internal32): Likewise
11210 (movdi_internal64): Likewise.
11212 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11214 PR tree-optimization/71707
11215 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
11216 strinfo even for ADDR_EXPR ptr.
11218 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
11220 * config/rs6000/altivec.md (darn_32): Change the condition to
11221 TARGET_P9_MISC instead of TARGET_MODULO.
11222 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
11223 condition expression.
11224 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
11225 condition expression.
11226 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
11227 (DFP_TEST): New code iterator.
11228 (dfptstsfi_<code>_mode>): New define_expand.
11229 (*dfp_sgnfcnc_<mode>): New define_insn.
11230 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11231 definition next to BU_P9_MISC_1 definition and change the MASK
11232 value to RS6000_BTM_P9_MISC.
11233 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11234 (BU_P9_64BIT_MISC_0): Likewise.
11235 (BU_P9_DFP_MISC_0): New macro definition.
11236 (BU_P9_DFP_MISC_1): New macro definition.
11237 (BU_P9_DFP_MISC_2): New macro definition.
11238 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11239 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11240 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11241 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11242 (TSTSFI_LT_TD): Likewise.
11243 (TSTSFI_EQ_DD): Likewise.
11244 (TSTSFI_EQ_TD): Likewise.
11245 (TSTSFI_GT_DD): Likewise.
11246 (TSTSFI_GT_TD): Likewise.
11247 (TSTSFI_OV_DD): Likewise.
11248 (TSTSFI_OV_TD): Likewise.
11249 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11250 (TSTSFI_LT_DD): Likewise.
11251 (TSTSFI_LT_TD): Likewise.
11252 (TSTSFI_EQ): Likewise.
11253 (TSTSFI_EQ_DD): Likewise.
11254 (TSTSFI_EQ_TD): Likewise.
11255 (TSTSFI_GT): Likewise.
11256 (TSTSFI_GT_DD): Likewise.
11257 (TSTSFI_GT_TD): Likewise.
11258 (TSTSFI_OV): Likewise.
11259 (TSTSFI_OV_DD): Likewise.
11260 (TSTSFI_OV_TD): Likewise.
11261 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11262 overloaded test significance functions.
11263 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11264 OPTION_MASK_P9_MISC into the representation of this mask.
11265 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11267 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11268 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11270 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11271 argument is a 6-bit unsigned literal value if the icode argument
11272 represents a DFP test significance built-in call.
11273 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11274 flag used independently and in combination with the
11275 RS6000_BTM_64BIT flag.
11276 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11277 (rs6000_builtin_mask_names): Add entry for power9-misc
11278 command-line option.
11279 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11280 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11281 RS6000_BTM_P9_MISC macros.
11282 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11283 option and change the description of the -mpower9-vector option to
11284 enable only vector instructions, removing its erroneously claimed
11285 support for scalar instructions.
11286 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11287 the ISA 3.0 digital floating point test significance built-in
11290 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11292 * config/aarch64/aarch64.c (cortexa35_tunings):
11293 Enable AES fusion. Use cortexa57_branch_cost.
11294 (cortexa53_tunings): Use cortexa57_branch_cost.
11295 (cortexa72_tunings): Use cortexa57_branch_cost.
11296 Use AUTOPREFETCHER_WEAK.
11297 (cortexa73_tunings): Use cortexa57_branch_cost.
11299 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11300 James Greenhalgh <james.greenhalgh@arm.com>
11302 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
11303 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
11304 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
11305 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
11306 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
11307 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
11308 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
11309 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
11310 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
11311 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
11312 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
11313 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
11314 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
11317 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
11318 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11320 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
11322 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
11324 2016-06-30 David Malcolm <dmalcolm@redhat.com>
11327 * gcc.c (driver::build_option_suggestions): Pass "option" to
11328 add_misspelling_candidates.
11329 * opts-common.c (add_misspelling_candidates): Add "option" param;
11330 use it to avoid adding negated forms for options marked with
11332 * opts.h (add_misspelling_candidates): Add "option" param.
11334 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11336 PR middle-end/71693
11337 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
11338 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
11339 first when permuting bitwise operation with rotate. Cast
11340 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
11342 2016-06-29 David Malcolm <dmalcolm@redhat.com>
11344 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
11345 for misspelled param names.
11346 * params.c: Include spellcheck.h.
11347 (find_param_fuzzy): New function.
11348 * params.h (find_param_fuzzy): New prototype.
11349 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
11350 * spellcheck.h (struct edit_distance_traits<const char *>):
11353 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
11355 * config/rs6000/predicates.md (const_0_to_7_operand): New
11356 predicate, recognize 0..7.
11357 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11358 support for doing extracts from V16QImode, V8HImode, V4SImode
11360 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
11361 vector extract support.
11362 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
11363 for ISA 3.0 vector extract.
11364 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
11365 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
11366 extracts of a constant element number from small integer vectors
11367 on 64-bit ISA 3.0 systems.
11368 (vsx_extract_<mode>_di): Likewise.
11369 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
11370 say when we can do ISA 3.0 vector extracts.
11371 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
11372 registers, using the stxsiwx instruction.
11374 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
11376 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
11377 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
11378 qdf24xx_regmove_cost, qdf24xx_tunings): New.
11379 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
11380 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
11381 * config/arm/arm.c (arm_qdf24xx_tune): New.
11383 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
11385 * config/aarch64/aarch64.c (cortexa53_tunings):
11386 Increase loop alignment to 8. Set function alignment to 16.
11387 (cortexa35_tunings): Likewise.
11388 (cortexa57_tunings): Increase loop alignment to 8.
11389 (cortexa72_tunings): Likewise.
11390 (cortexa73_tunings): Likewise.
11392 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
11394 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
11395 for arm_fp16_ok and arm_fp16_hw.
11396 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
11397 arm_fp16_alternative.
11399 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
11401 PR tree-optimization/71655
11402 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
11403 types when swapping operands.
11405 2016-06-29 Martin Liska <mliska@suse.cz>
11407 PR middle-end/71585
11408 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
11409 * ipa-inline-transform.c (inline_call): Remove unnecessary call
11410 of build_optimization_node.
11412 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
11414 PR tree-optimization/70729
11415 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
11416 independent in loops having positive safelen value.
11417 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11418 it may be not valid after vectorization.
11420 2016-06-29 Jakub Jelinek <jakub@redhat.com>
11422 PR tree-optimization/71625
11423 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
11424 is sorted by ascending list->offset. If PTR is non-NULL and there is
11425 previous strinfo, call get_stridx_plus_constant.
11426 (get_stridx): Pass exp as second argument to get_addr_stridx.
11427 (addr_stridxptr): Add missing list = list->next, so that there can be
11428 more than one entries in the list. Bump limit from 16 to 32. Ensure
11429 the list is sorted by ascending list->offset.
11430 (get_stridx_plus_constant): Adjust so that it can be also called with
11431 ADDR_EXPR instead of SSA_NAME as PTR.
11432 (handle_char_store): Pass NULL_TREE as second argument to
11435 2016-06-29 Richard Biener <rguenther@suse.de>
11437 PR rtl-optimization/68961
11438 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
11440 2016-06-29 Richard Biener <rguenther@suse.de>
11442 PR middle-end/71002
11443 * alias.c (component_uses_parent_alias_set_from): Handle
11444 type punning through union accesses by using the union alias set.
11445 * gimple.c (gimple_get_alias_set): Remove union type punning case.
11447 2016-07-29 Richard Biener <rguenther@suse.de>
11449 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
11450 precision not matching mode precision.
11452 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
11454 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
11455 pa_output_arg_descriptor.
11456 (call_val_symref_64bit_post_reload): Likewise.
11457 (call_val_powf_64bit_post_reload): Likewise.
11458 (sibcall_internal_symref_64bit): Likewise.
11459 (sibcall_value_internal_symref_64bit): Likewise.
11461 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11463 PR middle-end/71626
11464 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
11465 a constant, force its SUBREG_REG into memory or register instead
11468 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11471 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
11472 * doc/invoke.texi (AVR Options): Document it.
11474 2016-06-28 Walter Lee <walt@tilera.com>
11476 * config/tilegx/linux.h: Do not include arch/icache.h
11477 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11478 * config/tilepro/linux.h: Do not include arch/icache.h
11479 (CLEAR_INSN_CACHE): Provide inlined definition directly.
11481 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
11483 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
11484 for big-endian BIT_FIELD_REF.
11486 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
11488 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
11489 ('size' attribute): Add '128'.
11491 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
11492 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
11493 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
11494 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
11495 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
11496 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
11497 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
11498 *trunc<mode>df2_odd): Set size attribute to '128'.
11499 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
11500 * config/rs6000/power6.md (power6-fp): Include dfp type.
11501 * config/rs6000/power7.md (power7-fp): Likewise.
11502 * config/rs6000/power8.md (power8-fp): Likewise.
11503 * config/rs6000/power9.md: New file.
11504 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
11505 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
11506 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
11508 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
11509 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11510 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
11511 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
11512 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
11513 dfp_dscri_<mode>): Change type attribute to dfp.
11514 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
11515 attribute to vecsimple.
11516 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
11517 and prefetch streams.
11518 (rs6000_option_override_internal): Remove temporary code setting
11519 tuning to power8. Don't set rs6000_sched_groups for power9.
11520 (last_scheduled_insn): Change to rtx_insn *.
11521 (divide_cnt, vec_load_pendulum): New variables.
11522 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
11523 (rs6000_issue_rate): Set issue rate for Power9.
11524 (is_power9_pairable_vec_type): New.
11525 (power9_sched_reorder2): New.
11526 (rs6000_sched_reorder2): Call new function for Power9 specific
11528 (insn_must_be_first_in_group): Remove Power9.
11529 (insn_must_be_last_in_group): Likewise.
11530 (force_new_group): Likewise.
11531 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
11532 Initialize divide_cnt/vec_load_pendulum.
11533 (_rs6000_sched_context, rs6000_init_sched_context,
11534 rs6000_set_sched_context): Handle context save/restore of new
11537 2016-06-28 Richard Biener <rguenther@suse.de>
11539 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
11540 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
11541 COMPONENT_REF operand.
11542 (nonoverlapping_component_refs_p): Likewise.
11543 * stor-layout.c (start_bitfield_representative): Mark
11544 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
11546 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11548 * Makefile.in: Don't cat ../stage_current if it does not exist.
11550 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
11551 last argument is a bit-field.
11553 PR rtl-optimization/71673
11554 * internal-fn.c (expand_arith_overflow_result_store): Use
11555 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
11556 expand_simple_binop.
11558 PR middle-end/66867
11559 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
11560 expand_ifn_atomic_compare_exchange): New functions.
11561 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
11562 * tree.h (build_call_expr_internal_loc): Rename to ...
11563 (build_call_expr_internal_loc_array): ... this. Fix up type of
11565 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11566 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
11567 ATOMIC_COMPARE_EXCHANGE result.
11568 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
11569 * gimple-fold.h (optimize_atomic_compare_exchange_p,
11570 fold_builtin_atomic_compare_exchange): New prototypes.
11571 * gimple-fold.c (optimize_atomic_compare_exchange_p,
11572 fold_builtin_atomic_compare_exchange): New functions..
11573 * tree-ssa.c (execute_update_addresses_taken): If
11574 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
11575 of call when finding addressable vars, and if such var becomes
11576 non-addressable, call fold_builtin_atomic_compare_exchange.
11578 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
11581 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
11582 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
11584 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
11586 * config/rs6000/rs6000.md ('type' attribute): Add
11587 veclogical,veccmpfx,vecexts,vecmove insn types.
11588 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
11589 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
11590 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
11591 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
11592 *nabs<mode>2_hw): Change type to vecmove.
11593 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
11594 *boolcc<mode>3_internal, *eqv<mode>3_internal,
11595 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
11596 *ieee_128bit_vsx_abs<mode>2_internal,
11597 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
11598 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
11599 *ieee128_mtvsrd_32bit): Change type to veclogical.
11600 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
11601 *movdi_internal32, *movdi_internal64): Update insn types.
11602 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
11603 vsx_extract_<mode>): Change type to veclogical.
11604 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
11605 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
11606 *vsx_sign_extend_si_v2di): Change type to vecexts.
11607 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
11608 type to veclogical.
11609 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
11610 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
11611 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
11612 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
11613 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11614 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
11615 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11616 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11617 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11618 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11619 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11620 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11621 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11622 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11623 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11624 (ppc7450-vecsimple): Add veclogical, vecmove.
11625 (ppc7450-veccmp): Add veccmpfx.
11626 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11628 (ppc8540_vector_compare): Add veccmpfx.
11629 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11630 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11631 (cell-vecsimple): Add veclogical, vecmove.
11632 (cell-veccmp): Add veccmpfx.
11633 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11634 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11636 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11637 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11638 (power4-vecsimple): Add veclogical, vecmove.
11639 (power4-veccmp): Add veccmpfx.
11640 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11641 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11642 (power6-vecsimple): Add veclogical, vecmove.
11643 (power6-veccmp): Add veccmpfx.
11644 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11645 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11646 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11647 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11648 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11649 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11650 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11652 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11654 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11657 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11658 OPTION_MASK_P9_DFORM_VECTOR.
11659 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11660 disable -mpower9-dform-vector when using reload.
11661 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11662 New 'strict' argument. Update all callers. Add strict addressing
11664 (rs6000_legitimate_offset_address_p): Remove call to
11665 virtual_stack_registers_memory_p.
11666 (rs6000_legitimize_reload_address): Add quad address support.
11667 (rs6000_legitimate_address_p): Move call to quad_address_p above
11668 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11669 to account for new strict usage.
11670 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11671 for new strict usage.
11672 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11674 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11681 * config/i386/i386.c (ix86_spill_class): Disable condition to
11682 always return NO_REGS.
11684 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11686 * predict.c: Include gimple-pretty-print.h
11687 (predicted_by_loop_heuristics_p): Check also
11688 PRED_LOOP_EXIT_WITH_RECURSION
11689 (predict_loops): Find self recursive calls and use special purpose
11690 predictors for them; dump log about decisions.
11691 (pass_profile::execute): Dump info about #of iterations.
11692 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11693 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11695 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11697 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11698 output_asm_insn calls and shorten long lines. Output .CALL
11699 argument descriptor using pa_output_arg_descriptor. Add various
11700 inline $$dyncall and other optimizations.
11701 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11703 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11705 PR tree-optimization/71643
11706 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11709 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11710 leak a bitmap if dep_bb is NULL.
11712 PR tree-optimization/71631
11713 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11714 to rewrite_expr_tree even if negate_result, move new_lhs var
11715 declaration and initialization earlier, for powi_result set afterwards
11716 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11717 if new_lhs != lhs, and don't shadow gsi var.
11719 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11721 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11722 Add in_loop parameter.
11723 (predict_loops): Add loop guard heuristics.
11724 * predict.def (PRED_LOOP_GUARD): New heuristics.
11726 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11728 * predict.c: Include ipa-utils.h
11729 (tree_bb_level_prediction): Predict recursive calls.
11730 (tree_estimate_probability_bb): Skip inexpensive calls for call
11732 * predict.def (PRED_RECURSIVE_CALL): New.
11734 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11736 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11737 (BU_FLOAT128_1): Likewise.
11739 (COPYSIGNQ): Likewise.
11740 (RS6000_BUILTIN_NANQ): Likewise.
11741 (RS6000_BUILTIN_NANSQ): Likewise.
11742 (RS6000_BUILTIN_INFQ): Likewise.
11743 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11744 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11745 (TARGET_FOLD_BUILTIN): New #define.
11746 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11747 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11748 (rs6000_fold_builtin): New target hook implementation, handling
11749 folding of 128-bit NaNs and infinities.
11750 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11751 entries are filled in to avoid problems during bootstrap
11752 self-test; define builtins for 128-bit NaNs and infinities.
11753 (rs6000_opt_mask): Add entry for float128.
11754 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11755 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11756 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11757 (const_str_type_node): New #define.
11758 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11759 to a define_expand that dispatches to either copysign<mode>3_soft
11760 or copysign<mode>3_hard.
11761 (copysign<mode>3_hard): Rename from copysign<mode>3.
11762 (copysign<mode>3_soft): New define_insn.
11763 * doc/extend.texi: Document new builtins.
11765 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11767 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11768 PRIu64 instead of lu.
11770 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11773 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11774 copy the type name.
11776 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11778 PR tree-optimization/71647
11779 * omp-low.c (lower_rec_input_clauses): Convert
11780 omp_clause_aligned_alignment (c) to size_type_node for the
11781 last argument of __builtin_assume_aligned.
11783 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11785 * configure.ac (calling ___tls_get_addr via GOT): New
11786 assembler/linker check.
11787 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11788 assembler and linker supports calling ___tls_get_addr via GOT.
11789 Otherise, defined to 0.
11790 * config.in: Regenerated.
11791 * configure: Likewise.
11792 * config/i386/constraints.md (Yb): New constraint.
11793 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11794 (REG_CLASS_NAMES): Likewise.
11795 (REG_CLASS_CONTENTS): Likewise.
11796 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11797 the b constraint with the Yb constraint. Call ___tls_get_addr
11798 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11800 (*tls_local_dynamic_base_32_gnu): Likewise.
11801 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11802 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11803 (*tls_local_dynamic_base_64_<mode>): Likewise.
11805 2016-06-24 Martin Liska <mliska@suse.cz>
11807 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11808 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11810 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11811 argument to true if the expected number of iterations is
11814 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11816 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11817 assemble for 32bit target.
11818 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11819 and $ld_ix86_gld_32_opt to link for 32bit target.
11820 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11821 * configure: Regenerate.
11823 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11825 * config/arm/arm.c (int_log2): Delete definition and prototype.
11826 (shift_op): Use exact_log2 instead of int_log2.
11827 (vfp3_const_double_for_fract_bits): Likewise.
11829 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11831 * internal-fn.c (expand_arith_set_overflow): New function.
11832 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11834 (expand_arith_overflow_result_store): Likewise. Handle precision
11835 smaller than mode precision.
11836 * tree-vrp.c (extract_range_basic): For imag part, handle
11837 properly signed 1-bit precision result.
11838 * doc/extend.texi (__builtin_add_overflow): Document that last
11839 argument can't be pointer to enumerated or boolean type.
11840 (__builtin_add_overflow_p): Document that last argument can't
11841 have enumerated or boolean type.
11843 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11844 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11846 * config/rs6000/predicates.md (splat_input_operand): Rework.
11847 Don't allow constants, since the insns that use this predicate
11848 don't support constants. Constants are handled by other insns
11849 that are created via combine. During and after register
11850 allocation, only allow indexed or indirect addresses, and not
11851 general addresses. Only allow modes supported by the hardware.
11852 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11853 comment. Move check for using VSPLTIS<x> to a common location,
11854 instead of doing it in two different places.
11856 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11858 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11859 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11860 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11861 signature_CENTAUR_ebx.
11863 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11867 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11868 (as_ix86_gas_32_opt): This.
11869 (ld_ix86_tls_ldm_opt): Renamed to ...
11870 (ld_ix86_gld_32_opt): This.
11871 (R_386_TLS_LDM reloc): Updated.
11872 (R_386_GOT32X reloc): New assembler/linker check.
11873 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11874 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11876 * config.in: Regenerated.
11877 * configure: Likewise.
11878 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11879 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11880 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11881 if ix86_force_load_from_GOT_p returns true.
11882 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11883 ix86_force_load_from_GOT_p returns true.
11884 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11885 the external function address via the GOT slot.
11886 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11887 HAVE_AS_IX86_GOT32X before returning false.
11888 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11889 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11891 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11893 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11895 2016-06-23 Andi Kleen <ak@linux.intel.com>
11897 * Makefile.in: Regenerate.
11898 * doc/install.texi: Document autoprofiledbootstrap.
11900 2016-06-23 Andi Kleen <ak@linux.intel.com>
11902 * config/i386/gcc-auto-profile: New file.
11904 2016-06-23 Martin Liska <mliska@suse.cz>
11906 PR middle-end/71619
11907 * predict.c (predict_loops): Revert the hunk that was removed
11910 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11912 * config.gcc: Add support for arm*-*-phoenix* targets.
11913 * config/arm/t-phoenix: New.
11914 * config/phoenix.h: New.
11916 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11917 H.J. Lu <hongjiu.lu@intel.com>
11920 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11921 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11922 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11923 ix86_force_load_from_GOT_p returns true.
11924 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11925 ix86_force_load_from_GOT_p returns true.
11926 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11927 ix86_force_load_from_GOT_p returns true.
11928 (ix86_expand_move): Load the external function address via the
11929 GOT slot if ix86_force_load_from_GOT_p returns true.
11930 * config/i386/predicates.md (x86_64_immediate_operand): Return
11931 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11932 (x86_64_zext_immediate_operand): Ditto.
11934 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11936 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11938 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11941 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11942 * diagnostic.c (pedwarn_at_rich_loc): New function.
11943 * spellcheck.h (best_match::best_match): Add a
11944 "best_distance_so_far" optional parameter.
11945 (best_match::set_best_so_far): New method.
11946 (best_match::get_best_distance): New accessor.
11947 (best_match::get_best_candidate_length): New accessor.
11949 2016-06-22 Nick Clifton <nickc@redhat.com>
11951 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11952 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11953 modes are accepted as well.
11954 (ucompare_loc_descriptor): Likewise.
11955 (minmax_loc_descriptor): Likewise.
11956 (clz_loc_descriptor): Likewise.
11957 (popcount_loc_descriptor): Likewise.
11958 (bswap_loc_descriptor): Likewise.
11959 (rotate_loc_descriptor): Likewise.
11960 (mem_loc_descriptor): Likewise.
11961 (loc_descriptor): Likewise.
11963 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11965 * common.opt (fdiagnostics-parseable-fixits): New option.
11966 * diagnostic.c: Include "selftest.h".
11967 (print_escaped_string): New function.
11968 (print_parseable_fixits): New function.
11969 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11970 (selftest::assert_print_escaped_string): New function.
11971 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11972 (selftest::test_print_escaped_string): New function.
11973 (selftest::test_print_parseable_fixits_none): New function.
11974 (selftest::test_print_parseable_fixits_insert): New function.
11975 (selftest::test_print_parseable_fixits_remove): New function.
11976 (selftest::test_print_parseable_fixits_replace): New function.
11977 (selftest::diagnostic_c_tests): New function.
11978 * diagnostic.h (struct diagnostic_context): Add field
11979 "parseable_fixits_p".
11980 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11981 -fdiagnostics-parseable-fixits.
11982 (-fdiagnostics-parseable-fixits): New option.
11983 * opts.c (common_handle_option): Handle
11984 -fdiagnostics-parseable-fixits.
11985 * selftest-run-tests.c (selftest::run_tests): Call
11986 selftest::diagnostic_c_tests.
11987 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11989 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11991 PR tree-optimization/71488
11992 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11993 comparison of boolean vectors.
11994 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11995 of boolean vectors using bitwise operations.
11997 2016-06-22 Andreas Schwab <schwab@suse.de>
11999 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
12000 Remove declaration.
12002 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
12004 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
12006 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
12008 * config/i386/i386.c (print_reg): Emit an error message on attempt to
12011 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12013 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
12014 * config/arm/arm-cores.def (cortex-a73): New entry.
12015 (cortex-a73.cortex-a35): Likewise.
12016 (cortex-a73.cortex-a53): Likewise.
12017 * config/arm/arm-tables.opt: Regenerate.
12018 * config/arm/arm-tune.md: Likewise.
12019 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
12020 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12021 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
12022 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12023 * doc/invoke.texi (ARM Options): Document cortex-a73,
12024 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
12026 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12028 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
12029 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
12030 (cortex-a73.cortex-a35): Likewise.
12031 (cortex-a73.cortex-a53): Likewise.
12032 * config/aarch64/aarch64-tune.md: Regenerate.
12033 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
12034 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12037 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12039 * configure.ac (gcc_cv_as_compress_debug): Remove
12040 --compress-debug-sections as extra as switch.
12041 Handle gas --compress-debug-sections=type.
12042 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
12043 Handle gld --compress-debug-sections=type.
12044 * configure: Regenerate.
12046 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
12048 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
12050 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
12052 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
12053 (do_rewrite): likewise.
12055 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12057 * common/config/mep/mep-common.c: Remove.
12058 * config.gcc: Remove mep-* support.
12059 * config/mep/constraints.md: Remove.
12060 * config/mep/default.h: Remove.
12061 * config/mep/intrinsics.h: Remove.
12062 * config/mep/intrinsics.md: Remove.
12063 * config/mep/ivc2-template.h: Remove.
12064 * config/mep/mep-c5.cpu: Remove.
12065 * config/mep/mep-core.cpu: Remove.
12066 * config/mep/mep-default.cpu: Remove.
12067 * config/mep/mep-ext-cop.cpu: Remove.
12068 * config/mep/mep-intrin.h: Remove.
12069 * config/mep/mep-ivc2.cpu: Remove.
12070 * config/mep/mep-pragma.c: Remove.
12071 * config/mep/mep-protos.h: Remove.
12072 * config/mep/mep.c: Remove.
12073 * config/mep/mep.cpu: Remove.
12074 * config/mep/mep.h: Remove.
12075 * config/mep/mep.md: Remove.
12076 * config/mep/mep.opt: Remove.
12077 * config/mep/predicates.md: Remove.
12078 * config/mep/t-mep: Remove.
12079 * doc/install.texi: Remove mep-* documentation.
12080 * doc/md.texi: Likewise.
12082 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12084 * config.gcc: Remove support for avr-rtems.
12085 * config/avr/gen-avr-mmcu-specs.c: Likewise.
12086 * config/avr/rtems.h: Remove.
12087 * config/avr/t-rtems: Remove.
12089 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12091 * config.gcc: Remove m32r-rtems support.
12092 * config/m32r/rtems.h: Remove.
12094 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12096 * config.gcc: Remove h8300-rtems support.
12097 * config/h8300/rtems.h: Remove.
12098 * config/h8300/t-rtems: Remove.
12100 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12102 * config.gcc: Remove support for knetbsd.
12103 * configure.ac: Likewise.
12104 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
12105 * config/knetbsd-gnu.h: Remove.
12106 * configure: Regenerate.
12108 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12110 * config.gcc: Remove support for openbsd 2 and 3.
12111 * config/openbsd-oldgas.h: Remove.
12113 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12115 * config.gcc: Remove interix support.
12116 * config/i386/i386-interix.h: Remove.
12117 * config/i386/interix.opt: Remove.
12118 * config/i386/t-interix: Remove.
12119 * configure: Regenerate.
12120 * configure.ac: Remove interix support.
12121 * doc/install.texi: Remove interix documentation.
12123 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
12125 * config/rs6000/rs6000.h: Add conditional preprocessing directives
12126 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12129 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12131 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12132 they are both PLACEHOLDER_EXPRs.
12134 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12136 * stor-layout.c (layout_type): Move setting complex MODE to
12137 layout_type, instead of setting it ahead of time by the caller.
12138 * tree.c (build_complex_type): Likewise.
12140 2016-06-21 Martin Liska <mliska@suse.cz>
12142 * predict.c (force_edge_cold): Replace imposisble with
12145 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12147 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12148 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12150 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12152 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12154 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12155 Ilya Enkovich <ilya.enkovich@intel.com>
12158 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12159 New member function to convert V1TImode register to SUBREG
12160 TImode in debug insn.
12161 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12162 after changing register mode to V1TImode.
12164 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12166 * config/aarch64/aarch64-cores.def (vulcan): New core.
12167 * config/aarch64/aarch64-tune.md: Regenerate.
12168 * doc/invoke.texi: Document vulcan as an available option.
12170 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12172 * cse.c (canon_asm_operands): New function extracted from...
12173 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12174 either standalone or member of a PARALLEL.
12176 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12179 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12180 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12181 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12183 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12186 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12187 constant addresses if can_create_pseudo_p.
12189 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12191 PR tree-optimization/71588
12192 * tree-ssa-strlen.c (valid_builtin_call): New function.
12193 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12196 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12198 PR middle-end/71581
12199 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12200 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12201 for conversion of scalar user var to complex type and use the
12202 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12205 PR rtl-optimization/71591
12206 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12207 don't run any tests.
12209 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
12212 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
12213 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
12214 space for PIC with non-v32 and the common non-PIC "jump".
12216 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12219 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12220 returned values and add UN*/LTGT/*ORDERED cases with values matching
12221 D operand modifier on vcmp for AVX.
12223 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12225 * config/aarch64/aarch64.opt
12226 (mpc-relative-literal-loads): Rename internal option name.
12227 * config/aarch64/aarch64.c
12228 (aarch64_nopcrelative_literal_loads): Rename to
12229 aarch64_pcrelative_literal_loads.
12230 (aarch64_expand_mov_immediate): Likewise.
12231 (aarch64_secondary_reload): Likewise.
12232 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12233 (aarch64_override_options_after_change_1): Rename and simplify logic.
12234 (aarch64_classify_symbol): Merge large model checks into switch,
12235 remove pc-relative load check.
12237 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12239 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12240 costs relative to the cost of a register move.
12242 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12244 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12245 (vcvt_n_f64_u64): Likewise.
12246 (vcvt_n_s64_f64): Likewise.
12247 (vcvt_n_u64_f64): Likewise.
12248 (vcvt_f64_s64): Likewise.
12249 (vrecpe_f64): Likewise.
12250 (vcvt_f64_u64): Likewise.
12251 (vrecps_f64): Likewise.
12253 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12255 * config/aarch64/aarch64.md
12256 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12258 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12260 * config/aarch64/aarch64-builtins.c
12261 (aarch64_types_binop_uss_qualifiers): Delete.
12262 (TYPES_BINOP_USS): Likewise.
12263 (aarch64_types_binop_sus_qualifiers): Likewise.
12264 (TYPES_BINOP_SUS): Likewise.
12265 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12266 (TYPES_FCVTIMM_SUS): Likewise.
12267 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12269 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12270 (fcvtzs): Use SHIFTIMM rather than BINOP.
12271 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12273 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12275 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12276 costs relative to the cost of a register move.
12278 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12280 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12281 Allow scalar/single vector modes to be tieable.
12283 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12285 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12287 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12289 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12291 * tree.h (TYPE_ALIGN): Likewise.
12293 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12296 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
12298 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
12300 * config/avr/avr.c (avr_print_operand): Fix "format not a string
12301 literal" build warnings.
12302 (avr_print_operand_address): Dito.
12304 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
12307 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
12308 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
12310 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
12312 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
12314 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
12317 * reload1.c (reload): Pass 0 to finish_spills when called because
12318 update_eliminables_and_spill returns true and remove did_spill.
12319 (finish_spills): Adjust comment and document GLOBAL parameter.
12321 2016-06-17 DJ Delorie <dj@redhat.com>
12324 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
12325 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
12326 (umulqihi3_virt): Likewise.
12327 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
12328 (umulqihi3_real): Likewise.
12330 2016-06-17 Martin Liska <mliska@suse.cz>
12332 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
12334 2016-06-17 Martin Liska <mliska@suse.cz>
12336 * predict.def: PRED_LOOP_EXIT from 92 to 85.
12338 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
12340 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
12342 (vaddq_f32): Likewise.
12343 (vmul_f32): Likewise.
12344 (vmulq_f32): Likewise.
12345 (vsub_f32): Likewise.
12346 (vsubq_f32): Likewise.
12348 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12350 PR tree-optimization/71347
12351 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
12352 cost for all uses in group.
12354 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12356 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
12357 insert gimple seq if it's not empty.
12359 2016-06-17 Bin Cheng <bin.cheng@arm.com>
12361 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
12363 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
12364 rather than OFFSET.
12365 (comp_dr_with_seg_len_pair): Ditto.
12366 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
12367 struct dr_with_seg_len_pair against DR_OFFSET.
12368 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
12369 DR_OFFSET directly.
12371 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
12373 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
12375 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
12377 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
12378 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
12379 (pa_output_millicode_call): Likewise.
12380 (pa_output_call): Likewise.
12381 (pa_output_indirect_call): Likewise.
12382 (pa_asm_output_mi_thunk): Likewise.
12384 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12386 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
12388 2016-06-16 Martin Liska <mliska@suse.cz>
12390 * predict.c (combine_predictions_for_insn): When we find a first
12391 match predictor, we should consider just predictors with
12392 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
12393 DS theory predictor.
12394 (combine_predictions_for_bb): Likewise.
12396 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12398 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
12399 with base of reference to struct.
12401 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12403 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
12405 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12408 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
12409 progmem_swtable_section.
12410 (progmem_swtable_section): Remove.
12411 (avr_asm_function_rodata_section): Remove.
12412 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
12413 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
12415 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
12417 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12418 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
12419 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
12420 signature_CENTAUR_ebx.
12421 * config/i386/i386.c (ix86_option_override_internal): Add
12422 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
12423 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
12424 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
12426 2016-06-16 Martin Liska <mliska@suse.cz>
12428 * predict.def: Add fortran loop preheader predictor.
12429 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
12430 fold IFN_BUILTIN_EXPECT with a known constant argument.
12432 2016-06-16 Martin Liska <mliska@suse.cz>
12434 * predict.def: Add 'Fortran' to display text of all
12435 PRED_FORTRAN_* predictors.
12437 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
12440 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
12441 [IA64_BUILTIN_NANSQ]: Ditto.
12442 (ia64_fold_builtin): New function.
12443 (TARGET_FOLD_BUILTIN): New define.
12444 (ia64_init_builtins) Declare const_string_type node.
12445 Add __builtin_nanq and __builtin_nansq builtin functions.
12446 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
12448 2016-06-16 Nick Clifton <nickc@redhat.com>
12450 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
12451 MSP430_HWMULT_ prefix to enum values.
12452 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
12453 * config/msp430/msp430.c: Update use of enum values.
12454 * config/msp430/msp430.md: Likewise.
12455 * config/msp430/msp430.opt: Likewise.
12457 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
12459 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
12460 of comparsions in the last iteration.
12462 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12463 Joern Rennecke <joern.rennecke@embecosm.com>
12465 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
12467 (arc_needs_pcl_p): Add GOTOFFPC.
12468 (arc_legitimate_pic_addr_p): Likewise.
12469 (arc_output_pic_addr_const): Likewise.
12470 (arc_legitimize_pic_address): Generate a pc-relative address using
12472 (arc_output_libcall): Use @pcl syntax.
12473 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
12474 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
12475 (*movsi_insn): Use @pcl syntax.
12476 (doloop_begin_i): Likewise.
12478 2016-06-16 Martin Liska <mliska@suse.cz>
12480 * predict.def: Define a new predictor.
12482 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
12484 * config/arc/arc.opt (mtp-regno): Update text.
12486 2016-06-16 Renlin Li <renlin.li@arm.com>
12488 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
12490 2016-06-16 Jakub Jelinek <jakub@redhat.com>
12493 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
12494 (setcc + and peephole2): Likewise.
12496 PR rtl-optimization/71532
12497 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
12500 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
12502 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
12503 DImode constants with XXSPLTIB in vector registers.
12504 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
12505 vsx_extract_<mode>_internal{1,2} into a single insn that handles
12506 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
12507 extraction of the element at the top of the register as a scalar
12509 (vsx_extract_<mode>_internal1): Likewise.
12510 (vsx_extract_<mode>_internal2): Likewise.
12511 * config/rs6000/constraints.md (wi constraint): Remove a comment
12512 about DImode not being allowed in Altivec registers.
12513 (wB constraint): New constraint for constants that can be
12514 generated in Altivec registers with VSPLTISW/VUPKHSW.
12515 * config/rs6000/predicates.md (xxspltib_constant_split): Update
12517 (xxspltib_constant_nosplit): Likewise.
12518 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
12519 support for -mupper-regs-di to enable DImode to go into Altivec
12521 (POWERPC_MASKS): Likewise.
12522 (power7 cpu): Likewise.
12523 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
12524 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
12525 for DImode being allowed in Altivec registers. Update wi/wj
12526 constraints. Set scalar_in_vmx_p flag.
12527 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
12528 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
12529 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
12530 (rs6000_opt_masks): Add -mupper-regs-di.
12531 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
12532 direct move to use wi and not wj.
12533 (lfiwzx): Likewise.
12534 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
12536 (floatunssi<mode>2_lfiwzx_mem): Likewise.
12537 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
12538 any VSX register, instead of just Altivec registers, to allow
12539 either operand to be an Altivec register or both.
12540 (fixuns_trunc<mode>di2_fctiduz): Likewise.
12541 (movdi_internal32): Add support for -mupper-regs-di. Add support
12542 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
12543 the alternatives and attributes to be lined up to be easier to
12545 (movdi_internal64): Likewise.
12546 (64-bit DImode splitters): Change predicates to only split loading
12547 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
12548 load constants in ISA 3.0 or ISA 2.07 respectively.
12549 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12550 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
12551 mention -mcpu=power9 sets these options.
12552 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
12555 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12558 * config/avr/avr.c (avr_set_current_function): Warn misspelled
12559 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
12560 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
12561 by default to warn misspelled interrupt/ signal handler.
12562 * doc/invoke.texi (AVR Options): Document it. Update description
12563 for -nodevicelib option.
12565 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12567 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
12568 up parentheses. Use GET_MODE_UNIT_BITSIZE.
12569 (aarch64_<sur>shll2_n<mode>): Likewise.
12571 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
12573 PR middle-end/71529
12574 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
12575 DECL_CONTEXT for copied arguments.
12577 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12579 PR tree-optimization/71483
12580 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
12583 2016-06-15 Martin Liska <mliska@suse.cz>
12585 * predict.c (tree_predict_by_opcode): Call predict_edge_def
12586 instead of predict_edge w/o a probability.
12588 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12590 PR tree-optimization/71439
12591 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
12594 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
12597 register subregs in SET_SRC.
12599 2016-06-15 Richard Biener <rguenther@suse.de>
12601 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
12602 store restrictions.
12604 2016-06-15 Richard Biener <rguenther@suse.de>
12606 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
12607 not consider dependences between accesses that belong to the
12609 (vect_analyze_data_ref_dependences): Do not analyze read-read
12610 or self-dependences.
12612 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12614 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12616 (find_closest_identifier): Reimplement in terms of
12617 best_match<tree,tree>.
12618 * spellcheck-tree.h: New file.
12619 * spellcheck.c (struct edit_distance_traits<const char *>): New
12621 (find_closest_string): Reimplement in terms of
12622 best_match<const char *, const char *>.
12623 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12624 overload to spellcheck-tree.h.
12625 (find_closest_identifier): Likewise.
12626 (struct edit_distance_traits<T>): New template.
12627 (class best_match): New class.
12629 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12631 * selftest-run-tests.c (selftest::run_tests): Call
12632 selftest::spellcheck_tree_c_tests.
12633 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12634 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12635 (selftest::test_find_closest_identifier): New function.
12636 (selftest::spellcheck_tree_c_tests): New function.
12637 * spellcheck.c (selftest::test_find_closest_string): Verify that
12638 the order of the vec does not affect the results for this case.
12639 (selftest::test_data): New array.
12640 (selftest::test_metric_conditions): New function.
12641 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12642 Call selftest::test_metric_conditions.
12644 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12646 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12647 (BU_P9_MISC_1): Likewise.
12648 (BU_P9_64BIT_MISC_0): Likewise.
12649 (BU_P9_MISC_0): Likewise.
12651 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12653 * gcc-rich-location.c
12654 (gcc_rich_location::add_fixit_misspelled_id): New method.
12655 * gcc-rich-location.h
12656 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12658 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12660 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12661 FreeBSD 11 and above.
12663 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12665 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12667 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12669 * expmed.h: Close parenthesis in "at your option" in copyright
12671 * lower-subreg.h: Likewise.
12673 2016-06-14 Richard Biener <rguenther@suse.de>
12675 PR middle-end/71526
12676 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12679 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12681 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12683 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12684 mask+shift version.
12685 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12687 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12688 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12690 2016-06-14 Richard Biener <rguenther@suse.de>
12692 PR tree-optimization/71522
12693 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12694 copying into float copying.
12696 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12698 PR tree-optimization/71520
12699 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12700 (replace_block_by): Move user labels from bb1 to bb2.
12702 2016-06-14 Richard Biener <rguenther@suse.de>
12704 PR middle-end/71310
12706 * expr.h (get_bit_range): Declare.
12707 * expr.c (get_bit_range): Export.
12708 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12709 word_mode again to constrain the bitfield access.
12711 2016-06-14 Richard Biener <rguenther@suse.de>
12713 PR tree-optimization/71521
12714 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12715 division int_const_binop against zero divisor.
12717 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12719 * config/i386/i386.md (signbittf2): New expander.
12720 * config/i386/sse.md (ptesttf2): New insn pattern.
12722 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12725 * input.c (selftest::test_reading_source_line): Avoid reading from
12726 __FILE__ by creating a tempfile with known content and reading
12729 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12731 * pretty-print.c (assert_pp_format_colored): Skip the test if
12733 (test_pp_format): Remove comment about GCC_COLORS.
12735 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12737 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12738 * pretty-print.c (assert_pp_format_va): Add location param and use
12739 it with ASSERT_STREQ_AT.
12740 (assert_pp_format): Add location param and pass it to
12741 assert_pp_format_va.
12742 (assert_pp_format_colored): Likewise.
12743 (ASSERT_PP_FORMAT_1): New.
12744 (ASSERT_PP_FORMAT_2): New.
12745 (ASSERT_PP_FORMAT_3): New.
12746 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12747 explicitly, or implicitly via the above macros.
12748 * selftest.c (selftest::pass): Use a selftest::location rather
12749 than file and line.
12750 (selftest::fail): Likewise. Print the function name.
12751 (selftest::fail_formatted): Likewise.
12752 (selftest::assert_streq): Use a selftest::location rather than
12754 * selftest.h (selftest::location): New struct.
12755 (SELFTEST_LOCATION): New macro.
12756 (selftest::pass): Accept a const location & rather than file
12758 (selftest::fail): Likewise.
12759 (selftest::fail_formatted): Likewise.
12760 (selftest::assert_streq): Likewise.
12761 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12762 (ASSERT_FALSE): Likewise.
12763 (ASSERT_EQ): Likewise.
12764 (ASSERT_NE): Likewise.
12765 (ASSERT_STREQ): Likewise.
12766 (ASSERT_PRED1): Likewise.
12767 (ASSERT_STREQ_AT): New macro.
12769 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12771 * selftest.c (selftest::fail_formatted): New function.
12772 (selftest::assert_streq): New function.
12773 * selftest.h (selftests::fail_formatted): New decl.
12774 (selftest::assert_streq): New decl.
12775 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12777 2016-06-13 Jeff Law <law@redhat.com>
12779 PR tree-optimization/71403
12780 * tree-ssa-threadbackward.c
12781 (convert_and_register_jump_thread_path): No longer accept reference
12782 to path. Do not pop items off the path anymore.
12783 (fsm_find_control_statement_thread_paths): Do not allow threading
12784 to a deeper loop nest. Pop the last item off the path here rather
12785 than in convert_and_register_jump_thread_path.
12787 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12788 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12790 [AArch64] Emit division using the Newton series
12792 * config/aarch64/aarch64-protos.h
12793 (cpu_approx_modes): Add new member "division".
12794 (aarch64_emit_approx_div): Declare new function.
12795 * config/aarch64/aarch64.c
12796 (generic_approx_modes): New member "division".
12797 (exynosm1_approx_modes): Likewise.
12798 (xgene1_approx_modes): Likewise.
12799 (aarch64_emit_approx_div): Define new function.
12800 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12801 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12802 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12803 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12805 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12806 Wilco Dijkstra <wilco.dijkstra@arm.com>
12808 [AArch64] Emit square root using the Newton series
12810 * config/aarch64/aarch64-protos.h
12811 (aarch64_emit_approx_rsqrt): Replace with new function
12812 "aarch64_emit_approx_sqrt".
12813 (cpu_approx_modes): New member "sqrt".
12814 * config/aarch64/aarch64.c
12815 (generic_approx_modes): New member "sqrt".
12816 (exynosm1_approx_modes): Likewise.
12817 (xgene1_approx_modes): Likewise.
12818 (aarch64_emit_approx_rsqrt): Replace with new function
12819 "aarch64_emit_approx_sqrt".
12820 (aarch64_override_options_after_change_1): Handle new option.
12821 * config/aarch64/aarch64-simd.md
12822 (rsqrt<mode>2): Use new function instead.
12823 (sqrt<mode>2): New expansion and insn definitions.
12824 * config/aarch64/aarch64.md: Likewise.
12825 * config/aarch64/aarch64.opt
12826 (mlow-precision-sqrt): Add new option description.
12827 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12829 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12831 [AArch64] Add more choices for the reciprocal square root approximation
12833 Allow a target to prefer such operation depending on the operation mode.
12835 * config/aarch64/aarch64-protos.h
12836 (AARCH64_APPROX_MODE): New macro.
12837 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12838 (cpu_approx_modes): New structure.
12839 (tune_params): New member "approx_modes".
12840 * config/aarch64/aarch64-tuning-flags.def
12841 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12842 * config/aarch64/aarch64.c
12843 (generic_approx_modes): New core "cpu_approx_modes" structure.
12844 (exynosm1_approx_modes): Likewise.
12845 (xgene1_approx_modes): Likewise.
12846 (generic_tunings): New member "approx_modes".
12847 (cortexa35_tunings): Likewise.
12848 (cortexa53_tunings): Likewise.
12849 (cortexa57_tunings): Likewise.
12850 (cortexa72_tunings): Likewise.
12851 (exynosm1_tunings): Likewise.
12852 (thunderx_tunings): Likewise.
12853 (xgene1_tunings): Likewise.
12854 (use_rsqrt_p): New argument for the mode and use new member from
12856 (aarch64_builtin_reciprocal): Devise mode from builtin.
12857 (aarch64_optab_supported_p): New argument for the mode.
12858 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12860 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12862 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12863 RS6000_BTM_MODULO flag into the set of flags that are considered
12864 to be part of the common configuration.
12866 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12868 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12869 difference unsigned.
12870 (vec_absdb): New macro for vector absolute difference unsigned
12872 (vec_absdh): New macro for vector absolute difference unsigned
12874 (vec_absdw): New macro for vector absolute difference unsigned word.
12875 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12876 (vadu<mode>3): New insn.
12877 (*p9_vadu<mode>3): New insn.
12878 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12880 (vaduh): New built-in definition.
12881 (vaduw): New built-in definition.
12882 (vadu): New overloaded built-in definition.
12883 (vadub): New overloaded built-in definition.
12884 (vaduh): New overloaded built-in definition.
12885 (vaduw): New overloaded built-in definition.
12886 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12887 overloaded vector absolute difference unsigned functions.
12888 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12889 the ISA 3.0 vector absolute difference unsigned built-in functions.
12891 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12893 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12894 update shared_lookup_references only once after changing operands.
12896 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12898 PR middle-end/71373
12899 * tree-nested.c (convert_nonlocal_omp_clauses)
12900 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12902 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12903 * tree.def (CASE_LABEL_EXPR): Likewise.
12905 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12908 * input.c (test_builtins): Fix an assertion.
12910 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12912 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12913 (paritysi2): Ditto.
12915 (isinf<mode>2): Ditto.
12917 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12919 * ggc-tests.c (test_finalization): Only test need_finalization_p
12920 for GCC_VERSION >= 4003.
12922 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12924 * config/s390/vecintrin.h: Fix file description in comment.
12926 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12928 * config/s390/s390-builtin-types.def: Change builtin type naming
12929 scheme to match builtin-types.def.
12931 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12933 * fold-const.c (optimize_minmax_comparison): Remove.
12934 (fold_comparison): Remove call to the above.
12935 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12936 New transformations.
12938 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12940 PR tree-optimization/71416
12941 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12944 2016-06-13 Martin Liska <mliska@suse.cz>
12946 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12947 (combine_predictions_for_insn): Likewise.
12948 (prune_predictions_for_bb): Likewise.
12949 (combine_predictions_for_bb): Likewise.
12951 2016-06-13 Richard Biener <rguenther@suse.de>
12953 PR tree-optimization/71505
12954 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12955 assert match comment.
12957 2016-06-13 Marek Polacek <polacek@redhat.com>
12959 PR middle-end/71476
12960 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12961 gimplify_switch_expr.
12962 (warn_switch_unreachable_r): New function.
12964 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12967 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12970 2016-06-13 Richard Biener <rguenther@suse.de>
12972 PR middle-end/64516
12973 * fold-const.c (fold_unary_loc): Preserve alignment when
12974 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12976 2016-06-13 Martin Liska <mliska@suse.cz>
12979 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12980 w/ -fsanitize=bounds.
12982 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/i386.c (ix86_init_builtins): Calculate
12985 FLOAT128_FTYPE_CONST_STRING function type only once.
12986 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12987 built-in functions are available for x86-32 and x86-64 targets.
12989 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12992 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12993 New primitive type.
12994 (FLOAT128_FTYPE_CONST_STRING): New function type.
12995 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12996 [IX86_BUILTIN_NANSQ]: Ditto.
12997 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12998 (ix86_init_builtin_types): Declare const_string_type_node.
12999 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
13001 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13002 * doc/extend.texi (x86 Built-in Functions): Document
13003 __builtin_nanq and __builtin_nansq.
13005 2016-06-11 Jiong Wang <jiong.wang@arm.com>
13008 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
13009 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
13010 length for pop patterns.
13011 (arm_attr_length_push_multi): Update comments.
13012 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
13014 (*pop_multiple_with_writeback_and_return): Likewise.
13015 (*pop_multiple_with_return): Likewise.
13017 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
13019 PR middle-end/71310
13020 * fold-const.c (optimize_bit_field_compare): Don't try to use
13021 word_mode unconditionally for reading the bit field, look at
13022 DECL_BIT_FIELD_REPRESENTATIVE instead.
13024 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
13026 PR middle-end/71478
13027 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
13028 vector integer type.
13030 2016-06-10 Jakub Jelinek <jakub@redhat.com>
13032 PR middle-end/71494
13033 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
13034 without LABEL_DECL, set *handled_ops_p to false instead of true.
13036 2016-06-10 Martin Sebor <msebor@redhat.com>
13039 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
13040 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
13041 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
13043 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
13044 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
13045 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
13046 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
13047 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13048 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
13049 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
13050 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
13052 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13054 * config/arm/arm.h (pool_vector_label,
13055 return_used_this_function): Remove.
13057 2016-06-10 Jeff Law <law@redhat.com>
13059 PR tree-optimization/71335
13060 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
13061 zero length paths here.
13062 (convert_and_register_jump_thread_path): Remove hacks related to
13063 duplicated blocks in the jump thread path.
13064 (fsm_find_control_statement_thread_paths): Avoid putting the same
13065 block on the thread path twice, but ensure the thread path is
13066 unchanged from the caller's point of view.
13068 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13070 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
13071 * predict.def (PRED_LOOP_BRANCH): Remove.
13073 2016-06-10 David Malcolm <dmalcolm@redhat.com>
13075 * Makefile.in (OBJS): Add ggc-tests.o.
13076 (GTFILES): Add ggc-tests.c.
13077 * ggc-tests.c: New file.
13078 * selftest-run-tests.c (selftest::run_tests): Call
13079 selftest::ggc_tests_c_tests.
13080 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
13082 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
13084 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
13086 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
13089 * varasm.c (place_block_symbol): Adjust alignment for asan protected
13090 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
13092 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13094 * profile.c: Include cfgloop.h.
13095 (branch_prob): Compute estimated number of iterations.
13096 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
13097 recompute estimate number of iterations from profile.
13099 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13101 PR inline-asm/68843
13102 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
13103 must be grouped on top of stack. Don't force early clobber
13104 on ordinary reg outputs.
13106 2016-06-10 Richard Biener <rguenther@suse.de>
13108 * targhooks.c (default_builtin_vectorization_cost): Adjust
13109 vec_construct cost.
13111 2016-06-10 Richard Biener <rguenther@suse.de>
13113 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
13114 to fold the RHS to a constant if possible.
13116 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
13118 PR middle-end/71373
13119 * tree-nested.c (convert_nonlocal_omp_clauses)
13120 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
13121 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
13122 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
13124 * gimplify.c (gimplify_adjust_omp_clauses): Discard
13126 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13128 * omp-low.c (scan_sharing_clauses): Don't expect
13129 OMP_CLAUSE__CACHE_.
13131 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13133 PR tree-optimization/71407
13134 PR tree-optimization/71416
13135 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13136 BIT_FIELD_REF type.
13138 2016-06-10 Richard Biener <rguenther@suse.de>
13140 PR middle-end/71477
13141 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13143 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13145 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13147 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13148 Jiong Wang <jiong.wang@arm.com>
13150 PR rtl-optimization/70751
13151 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13152 spilled into memory.
13154 2016-06-09 Jonathan Yong <10walls@gmail.com>
13157 2015-09-21 Jonathan Yong <10walls@gmail.com>
13159 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13160 sysroot/usr/lib/32api for additional win32 libraries,
13161 fixes failing Cygwin bootstrapping.
13163 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13165 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13168 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13171 * pretty-print.c (pp_indent): Specify that %p is printed in a
13172 host-dependent manner.
13173 (test_pp_format): Remove the test for %p.
13175 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13177 * config/mips/mips.c (mips_output_jump): Fix formatting.
13179 2016-06-09 Richard Biener <rguenther@suse.de>
13181 PR tree-optimization/71462
13182 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13185 2016-06-09 Martin Liska <mliska@suse.cz>
13187 * predict.c (dump_prediction): Add new argument.
13188 (enum predictor_reason): New enum.
13189 (struct predictor_hash): New struct.
13190 (predictor_hash::hash): New function.
13191 (predictor_hash::equal): Likewise.
13192 (not_removed_prediction_p): New function.
13193 (prune_predictions_for_bb): Likewise.
13194 (combine_predictions_for_bb): Prune predictions.
13196 2016-06-09 Martin Liska <mliska@suse.cz>
13198 * predict.c (filter_predictions): New function.
13199 (remove_predictions_associated_with_edge): Use the filter
13201 (equal_edge_p): New function.
13203 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13205 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13206 Correct usage of @samp vs @option, add @samp where appropriate.
13207 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13208 Add armv6s-m and document it, as it is no official ARM name.
13210 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13212 * ifcvt.c (struct noce_if_info): Add transform_name field.
13213 (noce_try_move): Set if_info->transform_name to the function name.
13214 (noce_try_ifelse_collapse): Likewise.
13215 (noce_try_store_flag): Likewise.
13216 (noce_try_inverse_constants): Likewise.
13217 (noce_try_store_flag_constants): Likewise.
13218 (noce_try_addcc): Likewise.
13219 (noce_try_store_flag_mask): Likewise.
13220 (noce_try_cmove): Likewise.
13221 (noce_try_cmove_arith): Likewise.
13222 (noce_try_minmax): Likewise.
13223 (noce_try_abs): Likewise.
13224 (noce_try_sign_mask): Likewise.
13225 (noce_try_bitop): Likewise.
13226 (noce_convert_multiple_sets): Likewise.
13227 (noce_process_if_block): Print if_info->transform_name to
13228 dump_file if transformation succeeded.
13230 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13232 * config/arm/cortex-a57.md (cortex_a57_alu):
13235 2016-06-08 Martin Sebor <msebor@redhat.com>
13236 Jakub Jelinek <jakub@redhat.com>
13240 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13241 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13242 * builtins.c: Include gimple-fold.h.
13243 (fold_builtin_arith_overflow): Handle
13244 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13245 (fold_builtin_3): Likewise.
13246 * doc/extend.texi (Integer Overflow Builtins): Document
13247 __builtin_{add,sub,mul}_overflow_p.
13249 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13251 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13252 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13254 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13256 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13257 Rewrite, looking one level down for records and arrays.
13259 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13261 * pretty-print.c: Include "selftest.h".
13262 (pp_format): Fix comment.
13263 (identifier_to_locale): Likewise.
13264 (selftest::test_basic_printing): New function.
13265 (selftest::assert_pp_format): New function.
13266 (selftest::test_pp_format): New function.
13267 (selftest::pretty_print_c_tests): New function.
13268 * selftest-run-tests.c (selftest::run_tests): Call
13269 selftest::pretty_print_c_tests.
13270 * selftest.h (pretty_print_c_tests): New declaration.
13272 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13274 * invoke.texi (max-loop-headers-insns): Document.
13275 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13276 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13277 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13279 2016-06-08 Richard Biener <rguenther@suse.de>
13281 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13282 on strided SLP loads and fall back to scalar loads in case
13283 we can't chunk them.
13285 2016-06-08 Richard Biener <rguenther@suse.de>
13287 PR tree-optimization/71452
13288 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13289 type used for the SSA rewrite has enough precision to cover
13290 the dynamic type of the location.
13292 2016-06-08 Jakub Jelinek <jakub@redhat.com>
13293 Richard Biener <rguenther@suse.de>
13296 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
13297 the same as DECL_P (base0) for indirect_base0. Use equality_code
13298 in one further place.
13300 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
13302 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
13303 to one word if the field is known to overlap other words.
13304 (extract_bit_field_1): Likewise.
13305 (store_split_bit_field): Remove compensating code.
13306 (extract_split_bit_field): Likewise.
13308 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
13312 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
13314 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13316 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
13318 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
13319 (arch64_addpv4sf): Delete.
13320 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
13321 "gen_aarch64_addpv4sf".
13322 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
13324 (vpadds_f32): Likewise.
13325 (vpaddq_f32): Likewise.
13326 (vpaddq_f64): Likewise.
13328 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13330 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
13332 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
13333 to VALLF. Rename to "fabd<mode>3".
13334 "*fabd_scalar<mode>3): Delete.
13335 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
13337 (vabdd_f64): Likewise.
13338 (vabd_f32): Likewise.
13339 (vabd_f64): Likewise.
13340 (vabdq_f32): Likewise.
13341 (vabdq_f64): Likewise.
13343 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13345 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
13347 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
13348 "aarch64_rsqrts<mode>".
13349 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
13350 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
13352 (vrsqrtsd_f64): Likewise.
13353 (vrsqrts_f32): Likewise.
13354 (vrsqrts_f64): Likewise.
13355 (vrsqrtsq_f32): Likewise.
13356 (vrsqrtsq_f64): Likewise.
13358 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13360 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
13362 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
13363 "aarch64_rsqrte<mode>".
13364 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
13365 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
13367 (vrsqrted_f64): Likewise.
13368 (vrsqrte_f32): Likewise.
13369 (vrsqrte_f64): Likewise.
13370 (vrsqrteq_f32): Likewise.
13371 (vrsqrteq_f64): Likewise.
13373 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13375 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
13377 (fcvtzs): Likewise.
13378 (fcvtzu): Likewise.
13379 * config/aarch64/aarch64-simd.md
13380 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
13381 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
13382 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
13384 (vcvt_n_f32_u32): Likewise.
13385 (vcvt_n_s32_f32): Likewise.
13386 (vcvt_n_u32_f32): Likewise.
13387 (vcvtq_n_f32_s32): Likewise.
13388 (vcvtq_n_f32_u32): Likewise.
13389 (vcvtq_n_f64_s64): Likewise.
13390 (vcvtq_n_f64_u64): Likewise.
13391 (vcvtq_n_s32_f32): Likewise.
13392 (vcvtq_n_s64_f64): Likewise.
13393 (vcvtq_n_u32_f32): Likewise.
13394 (vcvtq_n_u64_f64): Likewise.
13395 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
13396 (VSDQ_SDI): Likewise.
13397 (fcvt_target): Support V4DI, V4SI and V2SI.
13398 (FCVT_TARGET): Likewise.
13400 2016-06-08 Jiong Wang <jiong.wang@arm.com>
13402 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
13403 (TYPES_BINOP_SUS): Likewise.
13404 (aarch64_simd_builtin_data): Update include file name.
13405 (aarch64_builtins): Likewise.
13406 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
13407 for conversion between scalar float-point and fixed-point.
13409 (fcvtzs): Likewise.
13410 (fcvtzu): Likewise.
13411 * config/aarch64/aarch64.md
13412 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
13413 pattern for conversion between scalar float to fixed-pointer.
13414 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
13415 (UNSPEC_FCVTZS): New UNSPEC enumeration.
13416 (UNSPEC_FCVTZU): Likewise.
13417 (UNSPEC_SCVTF): Likewise.
13418 (UNSPEC_UCVTF): Likewise.
13419 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
13421 (vcvtd_n_f64_u64): Likewise.
13422 (vcvtd_n_s64_f64): Likewise.
13423 (vcvtd_n_u64_f64): Likewise.
13424 (vcvtd_n_f32_s32): Likewise.
13425 (vcvts_n_f32_u32): Likewise.
13426 (vcvtd_n_s32_f32): Likewise.
13427 (vcvts_n_u32_f32): Likewise.
13428 * config/aarch64/iterators.md (fcvt_target): Support integer to float
13430 (FCVT_TARGET): Likewise.
13431 (FCVT_FIXED2F): New iterator.
13432 (FCVT_F2FIXED): Likewise.
13433 (fcvt_fixed_insn): New define_int_attr.
13435 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13437 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
13438 some statements was removed.
13440 2016-06-08 Alan Hayward <alan.hayward@arm.com>
13442 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
13443 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
13444 (vect_can_advance_ivs_p): likewise.
13445 (vect_update_ivs_after_vectorizer): likewise.
13446 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
13447 (vect_analyze_scalar_cycles_1): likewise.
13448 (vect_analyze_loop_operations): likewise.
13449 (report_vect_op): likewise.
13450 (vect_is_slp_reduction): likewise.
13451 (vect_is_simple_reduction): likewise.
13452 (get_initial_def_for_induction): likewise.
13453 (vect_transform_loop): likewise.
13454 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
13455 (vect_recog_sad_pattern): likewise.
13456 (vect_recog_widen_sum_pattern): likewise.
13457 (vect_recog_widening_pattern): likewise.
13458 (vect_recog_divmod_pattern): likewise.
13459 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
13460 (vect_analyze_slp_instance): likewise.
13461 (vect_transform_slp_perm_load): likewise.
13462 (vect_schedule_slp_instance): likewise.
13464 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13466 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
13467 (return_prediction): PRED_CONST_RETURN predict return as not taken.
13468 * predict.def (PRED_CONTINUE): Change hitrate 50->67
13469 (PRED_LOOP_BRANCH): Document predictor as broken.
13470 (PRED_LOOP_EXIT): Change hitrate 91->92.
13471 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
13472 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
13473 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
13474 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
13475 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
13476 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
13477 (PRED_CALL): Chane hitrate 71->67.
13478 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
13479 (PRED_GOTO): Document as unused right now.
13480 (PRED_CONST_RETURN): Change hitrate 67->69
13481 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
13482 (PRED_NULL_RETURN): Change hitrate 91->90.
13483 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
13484 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
13485 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
13487 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
13489 * config/rs6000/altivec.h: Add __builtin_vec_mul.
13490 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
13491 special case Altivec builtin.
13492 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
13493 VSX_BUILTIN_VEC_MUL (replaced with special case code).
13494 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13495 code for ALTIVEC_BUILTIN_VEC_MUL.
13496 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13497 for __builtin_vec_mul.
13499 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
13501 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
13504 2016-06-07 David Malcolm <dmalcolm@redhat.com>
13506 * spellcheck.c (selftest::test_find_closest_string): New function.
13507 (spellcheck_c_tests): Call the above.
13509 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13511 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
13513 2016-06-07 Jakub Jelinek <jakub@redhat.com>
13515 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
13516 Yv=Yv,C alternatives.
13518 2016-06-07 Richard Biener <rguenther@suse.de>
13521 * common.opt (ffast-math): Make Optimization.
13523 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
13524 Prachi Godbole <prachi.godbole@imgtec.com>
13526 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
13527 `fabs' and `fneg' type attributes.
13528 (p5600_fpu_fabs): Add `fmove' to the comment.
13530 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13532 * gimple.c: Include builtins.h
13533 (gimple_inexpensive_call_p): New function.
13534 * gimple.h (gimple_inexpensive_call_p): Declare.
13535 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
13536 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
13539 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
13541 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
13542 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
13543 warning_at_rich_loc, warning_n, pedwarn, permerror,
13544 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
13545 sorry, fatal_error, internal_error, internal_error_no_backtrace):
13548 2016-06-07 Richard Biener <rguenther@suse.de>
13550 PR tree-optimization/71428
13551 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
13552 BIT_FIELD_REF op vs. load.
13554 2016-06-07 Richard Biener <rguenther@suse.de>
13556 PR middle-end/71423
13557 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
13560 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13562 * config/pa/pa.md (call): Generate indirect long calls to non-local
13563 functions on TARGET_64BIT.
13564 (call_value): Likewise.
13566 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13568 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
13569 pattern and subsequent splitters.
13570 (call_val_reg_64bit_post_reload): Likewise.
13572 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13574 PR middle-end/71408
13575 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
13576 propagate_op_to_single_use.
13578 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13580 PR middle-end/71281
13581 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
13583 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
13586 (enum x86_dirflag_state): New enum.
13587 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
13588 (machine_function): Remove needs_cld.
13589 (ix86_current_function_needs_cld): Remove.
13590 * config/i386/i386.c (ix86_set_func_type): Set
13591 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
13592 (ix86_expand_prologue): Do not emit CLD here.
13593 (ix86_dirflag_mode_needed): New function.
13594 (ix86_dirflag_mode_entry): Ditto.
13595 (ix86_mode_needed): Handle X86_DIRFLAG entity.
13596 (ix86_mode_after): Ditto.
13597 (ix86_mode_entry): Ditto.
13598 (ix86_mode_exit): Ditto.
13599 (ix86_emit_mode_set): Ditto.
13600 * config/i386/i386.md (strmov_singleop): Set
13601 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
13602 Do not set ix86_current_function_needs_cld.
13604 (strset_singleop): Ditto.
13606 (cmpstrnqi_nz_1): Ditto.
13607 (cmpstrnqi_1): Ditto.
13608 (strlenqi_1): Ditto.
13610 2016-06-06 Jakub Jelinek <jakub@redhat.com>
13612 PR tree-optimization/71259
13613 * tree-vect-slp.c (vect_get_constant_vectors): For
13614 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
13615 one for constant op, and use COND_EXPR for non-constant.
13617 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13619 * Makefile.in (OBJS): Add function-tests.o,
13620 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13621 selftest-run-tests.o.
13622 (OBJS-libcommon): Add selftest.o.
13623 (OBJS-libcommon-target): Add selftest.o.
13624 (all.internal): Add "selftest".
13625 (all.cross): Likewise.
13626 (selftest): New phony target.
13627 (s-selftest): New target.
13628 (selftest-gdb): New phony target.
13629 (COLLECT2_OBJS): Add selftest.o.
13630 * bitmap.c: Include "selftest.h".
13631 (selftest::test_gc_alloc): New function.
13632 (selftest::test_set_range): New function.
13633 (selftest::test_clear_bit_in_middle): New function.
13634 (selftest::test_copying): New function.
13635 (selftest::test_bitmap_single_bit_set_p): New function.
13636 (selftest::bitmap_c_tests): New function.
13637 * common.opt (fself-test): New.
13638 * diagnostic-show-locus.c: Include "selftest.h".
13639 (make_range): New function.
13640 (test_range_contains_point_for_single_point): New function.
13641 (test_range_contains_point_for_single_line): New function.
13642 (test_range_contains_point_for_multiple_lines): New function.
13643 (assert_eq): New function.
13644 (test_get_line_width_without_trailing_whitespace): New function.
13645 (selftest::diagnostic_show_locus_c_tests): New function.
13646 * et-forest.c: Include "selftest.h".
13647 (selftest::test_single_node): New function.
13648 (selftest::test_simple_tree): New function.
13649 (selftest::test_disconnected_nodes): New function.
13650 (selftest::et_forest_c_tests): New function.
13651 * fold-const.c: Include "selftest.h".
13652 (selftest::assert_binop_folds_to_const): New function.
13653 (selftest::assert_binop_folds_to_nonlvalue): New function.
13654 (selftest::test_arithmetic_folding): New function.
13655 (selftest::fold_const_c_tests): New function.
13656 * function-tests.c: New file.
13657 * gimple.c: Include "selftest.h".
13658 Include "gimple-pretty-print.h".
13659 (selftest::verify_gimple_pp): New function.
13660 (selftest::test_assign_single): New function.
13661 (selftest::test_assign_binop): New function.
13662 (selftest::test_nop_stmt): New function.
13663 (selftest::test_return_stmt): New function.
13664 (selftest::test_return_without_value): New function.
13665 (selftest::gimple_c_tests): New function.
13666 * hash-map-tests.c: New file.
13667 * hash-set-tests.c: New file.
13668 * input.c: Include "selftest.h".
13669 (selftest::assert_loceq): New function.
13670 (selftest::test_accessing_ordinary_linemaps): New function.
13671 (selftest::test_unknown_location): New function.
13672 (selftest::test_builtins): New function.
13673 (selftest::test_reading_source_line): New function.
13674 (selftest::input_c_tests): New function.
13675 * rtl-tests.c: New file.
13676 * selftest-run-tests.c: New file.
13677 * selftest.c: New file.
13678 * selftest.h: New file.
13679 * spellcheck.c: Include "selftest.h".
13680 (selftest::levenshtein_distance_unit_test_oneway): New function,
13681 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13682 (selftest::levenshtein_distance_unit_test): Likewise.
13683 (selftest::spellcheck_c_tests): Likewise.
13684 * toplev.c: Include selftest.h.
13685 (toplev::run_self_tests): New.
13686 (toplev::main): Handle -fself-test.
13687 * toplev.h (toplev::run_self_tests): New.
13688 * tree.c: Include "selftest.h".
13689 (selftest::test_integer_constants): New function.
13690 (selftest::test_identifiers): New function.
13691 (selftest::test_labels): New function.
13692 (selftest::tree_c_tests): New function.
13693 * tree-cfg.c: Include "selftest.h".
13694 (selftest::push_fndecl): New function.
13695 (selftest::test_linear_chain): New function.
13696 (selftest::test_diamond): New function.
13697 (selftest::test_fully_connected): New function.
13698 (selftest::tree_cfg_c_tests): New function.
13699 * vec.c: Include "selftest.h".
13700 (selftest::safe_push_range): New function.
13701 (selftest::test_quick_push): New function.
13702 (selftest::test_safe_push): New function.
13703 (selftest::test_truncate): New function.
13704 (selftest::test_safe_grow_cleared): New function.
13705 (selftest::test_pop): New function.
13706 (selftest::test_safe_insert): New function.
13707 (selftest::test_ordered_remove): New function.
13708 (selftest::test_unordered_remove): New function.
13709 (selftest::test_block_remove): New function.
13710 (selftest::reverse_cmp): New function.
13711 (selftest::test_qsort): New function.
13712 (selftest::vec_c_tests): New function.c.
13713 * wide-int.cc: Include selftest.h and wide-int-print.h.
13714 (selftest::from_int <wide_int>): New function.
13715 (selftest::from_int <offset_int>): New function.
13716 (selftest::from_int <widest_int>): New function.
13717 (selftest::assert_deceq): New function.
13718 (selftest::assert_hexeq): New function.
13719 (selftest::test_printing <VALUE_TYPE>): New function template.
13720 (selftest::test_ops <VALUE_TYPE>): New function template.
13721 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13722 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13724 (selftest::wide_int_cc_tests): New function.
13726 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13728 PR middle-end/37780
13729 * ifcvt.c (noce_try_ifelse_collapse): New function.
13731 (noce_process_if_block): Call noce_try_ifelse_collapse.
13732 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13733 (simplify_ternary_operation): Use the above to simplify
13734 conditional CLZ/CTZ expressions.
13736 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13738 PR middle-end/37780
13739 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13740 define_insn_and_split.
13742 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13744 PR middle-end/37780
13745 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13747 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13750 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13751 Implicitly clobber memory for basic asm with non-empty assembler
13752 string. Use targetm.md_asm_adjust also here.
13753 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13754 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13755 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13756 non-empty assembler string.
13757 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13758 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13759 (decode_asm_operands): Handle basic asm in PARALLEL block.
13760 (extract_insn): Handle basic asm in PARALLEL block.
13761 * doc/extend.texi: Mention new behavior of basic asm.
13762 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13763 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13764 branch_needs_nop_p): Use asm_noperands.
13766 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13768 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13769 Include the M7 SPARC DFA scheduler.
13770 New attribute v3pipe.
13771 Annotate insns with v3pipe where appropriate.
13772 Define cpu_feature vis4.
13773 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13774 Add (V8QI "8") to vbits.
13775 Add insns {add,sub}v8qi3
13776 Add insns ss{add,sub}v8qi3
13777 Add insns us{add,sub}{v8qi,v4hi}3
13778 Add insns {min,max}{v8qi,v4hi,v2si}3
13779 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13780 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13781 * config/sparc/niagara4.md: Add a comment explaining the
13782 discrepancy between the documented latenty numbers and the
13784 * config/sparc/niagara7.md: New file.
13785 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13786 supports SPARC5 and VIS 4.0 instructions.
13787 * configure: Regenerate.
13788 * config.in: Likewise.
13789 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13790 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13791 TARGET_CPU_niagara7.
13792 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13793 (CPP_CPU_SPEC): Handle niagara7.
13794 (ASM_CPU_SPEC): Likewise.
13795 * config/sparc/sparc-opts.h (processor_type): Add
13796 PROCESSOR_NIAGARA7.
13797 (mvis4): New option.
13798 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13799 (AS_NIAGARA7_FLAG): Define.
13800 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13801 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13802 (CPP_CPU_SPEC): Handle niagara7.
13803 (ASM_CPU_SPEC): Likewise.
13804 * config/sparc/sparc.c (niagara7_costs): Define.
13805 (sparc_option_override): Handle niagara7 and adjust cache-related
13806 parameters with better values for niagara cpus. Also support VIS4.
13807 (sparc32_initialize_trampoline): Likewise.
13808 (sparc_use_sched_lookahead): Likewise.
13809 (sparc_issue_rate): Likewise.
13810 (sparc_register_move_cost): Likewise.
13811 (dump_target_flag_bits): Support VIS4.
13812 (sparc_vis_init_builtins): Likewise.
13813 (sparc_builtins): Likewise.
13814 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13816 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13818 * config/sparc/sparc.opt (sparc_processor_type): New value
13820 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13822 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13824 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13827 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13829 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13831 2016-06-06 Richard Biener <rguenther@suse.de>
13833 PR tree-optimization/71398
13834 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13837 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13839 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13840 ft32_expand_prolog, ft32_expand_epilogue):
13841 Handle pretend_args.
13842 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13843 * config/ft32/ft32.md: Add pretend_returner.
13845 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13848 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13849 Copy op1 RTX to avoid invalid sharing.
13850 (ix86_expand_vector_move_misalign): Ditto.
13852 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13854 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13857 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13859 * predict.c (predicted_by_loop_heuristics_p): New function.
13860 (predict_iv_comparison): Use it.
13861 (predict_loops): Walk from innermost loops; do not predict edges
13862 leaving multiple loops multiple times; implement
13863 PRED_LOOP_ITERATIONS_MAX heuristics.
13864 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13866 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13868 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13869 only edges out of BB are EH edges.
13871 2016-06-04 Martin Sebor <msebor@redhat.com>
13872 Marcin Baczyński <marbacz@gmail.com>
13875 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13876 a void expression in a void function.
13878 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13880 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13881 aux; dump reasons of decisions.
13882 (should_duplicate_loop_header_p): Likewise.
13883 (do_while_loop_p): Likewise.
13884 (ch_base::copy_headers): Dump asi num insns duplicated.
13886 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13888 PR tree-optimization/71405
13889 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13890 incompatible type, build a new clobber with the right type instead
13891 of building a VIEW_CONVERT_EXPR around it.
13893 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13895 PR tree-optimization/52171
13896 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13897 by_pieces_ninsns instead of move_by_pieces_ninsns.
13899 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13901 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13902 for reg+reg addressing mode.
13904 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13906 * rs6000-c.c (c/c-tree.h): Add #include.
13907 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13908 in C++ when found in the base position of vec_ld or vec_st.
13910 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13912 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13913 use of profile unless profile status is PROFILE_READ.
13914 * profile.c (compute_branch_probabilities): Set profile status
13915 only after reporting predictor hitrates.
13917 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13921 * common.opt (ffp-int-builtin-inexact): New option.
13922 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13923 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13924 (ceil@var{m}2): Document dependence on this option.
13925 * ipa-inline-transform.c (inline_call): Handle
13926 flag_fp_int_builtin_inexact.
13927 * ipa-inline.c (can_inline_edge_p): Likewise.
13928 * config/i386/i386.md (rintxf2): Do not test
13929 flag_unsafe_math_optimizations.
13930 (rint<mode>2_frndint): New define_insn.
13931 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13932 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13933 for 387 instead of extending and truncating.
13934 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13935 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13936 Change to frndint<mode>2_<rounding>.
13937 (frndintxf2_<rounding>_i387): Likewise. Change to
13938 frndint<mode>2_<rounding>_i387.
13939 (<rounding_insn>xf2): Likewise.
13940 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13941 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13942 x87. Test TARGET_ROUND || !flag_trapping_math ||
13943 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13944 SSE. Use ROUND_NO_EXC in constant operand of
13945 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13946 for 387 instead of extending and truncating.
13948 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13949 Julia Koval <julia.koval@intel.com>
13961 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13962 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13963 all registers, except for function return registers if there are
13964 no caller-saved registers.
13965 (ix86_set_func_type): New function.
13966 (ix86_set_current_function): Call ix86_set_func_type to set
13967 no_caller_saved_registers and func_type. Call reinit_regs if
13968 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13969 nor x87 instructions in interrupt handler nor function with
13970 no_caller_saved_registers attribute.
13971 (ix86_function_ok_for_sibcall): Return false if there are no
13972 caller-saved registers.
13973 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13975 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13976 (ix86_function_arg): Return special arguments in interrupt handler.
13977 (ix86_promote_function_mode): Promote pointer to word_mode only
13978 for normal functions.
13979 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13981 (ix86_epilogue_uses): New function.
13982 (ix86_hard_regno_scratch_ok): Likewise.
13983 (ix86_save_reg): Preserve all registers in interrupt handler
13984 after reload. Preserve all registers, except for function return
13985 registers, if there are no caller-saved registers after reload.
13986 (find_drap_reg): Always use callee-saved register if there are
13987 no caller-saved registers.
13988 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13989 for interrupt handler.
13990 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13991 Emit cld instruction if stringops are used in interrupt handler
13992 or interrupt handler isn't a leaf function.
13993 (ix86_expand_epilogue): Generate interrupt return for interrupt
13994 handler and pop the 'ERROR_CODE' off the stack before interrupt
13995 return in exception handler.
13996 (ix86_expand_call): Disallow calling interrupt handler directly.
13997 If there are no caller-saved registers, mark all registers that
13998 are clobbered by the call which returns as clobbered.
13999 (ix86_handle_no_caller_saved_registers_attribute): New function.
14000 (ix86_handle_interrupt_attribute): Likewise.
14001 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
14003 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
14004 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
14005 accumulation in interrupt function if stack may be realigned to
14007 (EPILOGUE_USES): New.
14008 (function_type): New enum.
14009 (machine_function): Add func_type and no_caller_saved_registers.
14010 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
14011 (interrupt_return): New pattern.
14012 * doc/extend.texi: Document x86 interrupt and
14013 no_caller_saved_registers attributes.
14015 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
14017 PR tree-optimization/52171
14018 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
14019 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
14020 Look for constant strings. Move some code to emit_block_cmp_hints
14022 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
14023 * defaults.h (COMPARE_MAX_PIECES): New macro.
14024 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
14025 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
14026 (clear_by_pieces_1): Don't declare. Move definition before use.
14027 (can_do_by_pieces): New static function.
14028 (can_move_by_pieces): Use it. Return bool.
14029 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
14030 OP. All callers changed. Handle COMPARE_BY_PIECES.
14031 (class pieces_addr); New.
14032 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
14033 pieces_addr::adjust, pieces_addr::increment_address,
14034 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
14036 (class op_by_pieces_d): New.
14037 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
14039 (class move_by_pieces_d, class compare_by_pieces_d,
14040 class store_by_pieces_d): New subclasses of op_by_pieces_d.
14041 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
14042 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
14043 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
14044 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
14045 compare_by_pieces_d::finish_mode): New member functions.
14046 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
14048 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
14049 (emit_block_cmp_hints): New function.
14050 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
14051 use the newly defined classes.
14052 * expr.h (by_pieces_constfn): New typedef.
14053 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
14054 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
14055 (move_by_pieces_ninsns): Don't declare.
14056 (can_move_by_pieces): Change return value to bool.
14057 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
14058 (compare_by_pieces_branch_ratio): New hook.
14059 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
14060 (by_pieces_ninsns): Declare.
14061 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
14063 (default_compare_by_pieces_branch_ratio): New function.
14064 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
14065 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
14066 * doc/tm.texi: Regenerate.
14067 * tree-ssa-strlen.c: Include "builtins.h".
14068 (handle_builtin_memcmp): New static function.
14069 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
14070 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
14072 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14074 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
14075 relevant stmts which are simple and invariant.
14076 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
14077 instead of simple and invariant
14079 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14081 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
14082 (vectorizable_reduction): Check for new relevant state.
14083 (vectorizable_live_operation): vectorize live stmts using
14084 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
14085 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
14086 (vect_stmt_relevant_p): Check for stmts which are only used live.
14087 (process_use): Use of a stmt does not inherit it's live value.
14088 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
14089 (vect_analyze_stmt): Check for new relevant state.
14090 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
14091 outside the loop, but not inside it.
14093 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14095 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
14096 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
14097 (vect_get_vec_def_for_operand): Split out code.
14099 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14101 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
14103 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14105 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
14107 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14109 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
14111 2016-06-03 Jakub Jelinek <jakub@redhat.com>
14113 PR middle-end/71387
14114 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
14115 to noreturn e->callee->decl that has void return type and void
14116 arguments, adjust gimple_call_fntype and remove lhs even if it had
14117 previously addressable type.
14119 2016-06-02 Jeff Law <law@redhat.com>
14121 PR tree-optimization/71328
14122 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
14123 error when checking for a jump back onto the copied path.
14125 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14127 * config/microblaze/microblaze.c (get_branch_target): Add return
14128 NULL_RTX for the non-CALL_P case.
14129 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14130 (insert_wic): Remove unused local "j".
14132 2016-06-02 Martin Liska <mliska@suse.cz>
14134 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14136 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14137 Julia Koval <julia.koval@intel.com>
14139 * function.c (assign_parm_setup_stack): Force source into a
14140 register if needed.
14141 * target.def (function_incoming_arg): Update documentation to
14142 allow arbitrary address computation based on hard register.
14143 * doc/tm.texi: Regenerated.
14145 2016-06-02 Martin Liska <mliska@suse.cz>
14147 * predict.c (combine_predictions_for_bb): Fix first match in
14148 cases where a first predictor contains more than one occurence
14149 in list of predictors. Take the best value in such case.
14151 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14153 PR rtl-optimization/71295
14154 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14155 offset would go over the size of the inner mode reject it.
14157 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14159 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14160 x=x,x and v=v,m instead of x=x,m.
14162 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14163 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14164 alternative to v=rm,C.
14166 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14167 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14168 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14169 instead of vex for the last two above mentioned alternatives.
14171 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14174 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14176 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14178 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14180 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14182 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14183 from int to unsigned.
14185 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14187 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14188 alternatives, eliminating preferred register class. Add support
14189 for the MTVSRDD instruction in ISA 3.0.
14190 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14191 reg_or_indexed_operand.
14192 (vsx_splat_v4sf_internal): Likewise.
14194 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14197 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14198 for loading up all 0's or all 1's.
14200 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14202 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14204 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14206 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14208 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14209 * gcc.c (set_source_date_epoch_envvar): New function, sets
14210 the SOURCE_DATE_EPOCH environment variable to the current time.
14212 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14214 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
14215 the factor for live Phi nodes.
14217 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14219 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
14220 * tree-parloops.c (parallelize_loops): likewise.
14221 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
14222 tree_unswitch_outer_loop): likewise.
14224 2016-06-01 Jakub Jelinek <jakub@redhat.com>
14226 PR middle-end/71371
14227 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
14228 around creation of the temporary.
14230 2016-06-01 Richard Biener <rguenther@suse.de>
14232 PR tree-optimization/71366
14233 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14234 (unloop_loops): Move removing edges here ...
14235 (try_unroll_loop_completely): ... from here.
14236 (try_peel_loop): ... and here.
14237 (tree_unroll_loops_completely_1): Track parent loops via
14238 bitmap of header BBs.
14239 (tree_unroll_loops_completely): Adjust for that.
14241 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14243 * config/rs6000/altivec.h (vec_slv): New macro.
14244 (vec_srv): New macro.
14245 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14246 (UNSPEC_VSRV): New value.
14249 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14250 (vsrv): New builtin definition.
14251 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14252 define argument types for new builtin.
14253 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14255 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14258 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14259 Jocelyn Mayer <l_indien@magic.fr>
14262 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14263 detect processor family for signature_CENTAUR_ebx.
14264 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14265 signature_CENTAUR_ebx.
14266 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14267 <default>: Pass x86-64 for has_longmode.
14269 2016-06-01 Nathan Sidwell <nathan@acm.org>
14271 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14274 2016-06-01 Richard Biener <rguenther@suse.de>
14276 PR tree-optimization/71261
14277 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14278 of stmts successfully put in the bool pattern. Remove
14279 single-use restriction.
14280 (adjust_bool_pattern_cast): Add cast at the use site via the
14281 pattern def sequence.
14282 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14283 of patterned defs. Use the pattern def seqence instead of
14284 multiple independent patterns.
14285 (sort_after_uid): New qsort compare function.
14286 (adjust_bool_stmts): New function to process stmts in the bool
14287 pattern in IL order.
14288 (vect_recog_bool_pattern): Adjust.
14289 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14290 (ifcvt_walk_pattern_tree): Likewise.
14291 (stmt_is_root_of_bool_pattern): Likewise.
14292 (ifcvt_repair_bool_pattern): Likewise.
14293 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
14295 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14297 * loop-unroll.c (decide_unroll_constant_iterations,
14298 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
14299 likely upper bounds.
14300 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
14302 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
14304 * tree-core.h (enum omp_clause_code): Remove
14305 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
14307 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14309 * config/arm/sync.md (arm_store_exclusive<mode>):
14310 Use 'H' output modifier on operands[2] rather than creating a new
14311 entry in out-of-bounds memory of the operands array.
14312 (arm_store_release_exclusivedi): Likewise.
14314 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14316 * config/arm/arm.c (arm_fusion_enabled_p): New function.
14317 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
14318 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
14319 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14321 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14323 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
14324 into account live statements for mask producers.
14326 2016-06-01 Richard Biener <rguenther@suse.de>
14328 PR tree-optimization/71311
14329 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
14330 restrict to non-INTEGER_CST @0.
14332 2016-06-01 Richard Biener <rguenther@suse.de>
14334 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
14335 (relational patterns): Use :c to avoid pattern duplications.
14337 2016-06-01 Richard Biener <rguenther@suse.de>
14339 * genmatch.c (comparison_code_p): New predicate.
14340 (swap_tree_comparison): New function.
14341 (commutate): Add for_vec parameter to append new for entries.
14342 Support commutating relational operators by swapping it alongside
14344 (lower_commutative): Adjust.
14345 (dt_simplify::gen): Do not pass artificial operators to gen
14347 (decision_tree::gen): Do not add artificial operators as parameters.
14348 (parser::parse_expr): Verify operator commutativity when :c is
14349 applied. Allow :C to override this.
14350 * match.pd: Adjust patterns to use :C instead of :c where required.
14352 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
14354 PR tree-optimization/71077
14355 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
14356 the combining step, use boolean_false_node and boolean_true_node
14357 as the designated false/true return values.
14359 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14361 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
14362 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
14363 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
14366 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14368 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
14369 of flags impliying the register renaming.
14370 * toplev.c (process_options): Do not imply flag_rename_registers with
14373 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14375 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
14376 default implementation.
14378 2016-05-31 Nathan Sidwell <nathan@acm.org>
14380 * dwarf2out.c (cur_line_info_table): Add GTY marker.
14382 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14384 * config/sh/constraints.md (b): Remove constraint.
14385 * config/sh/predicates.md (arith_reg_operand): Remove
14387 * config/sh/sh-modes.def (PDI): Remove.
14388 * config/sh/sh.c (sh_target_reg_class,
14389 sh_optimize_target_register_callee_saved): Remove functions.
14390 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
14391 (sh_expand_epilogue): Update comment.
14392 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
14393 sh_secondary_reload): Remove TARGET_REGS related code.
14394 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
14395 TARGET_REGISTER_P): Remove macros.
14396 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
14397 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
14398 TR1_REG, TR2_REG): Remove constants.
14399 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
14401 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14403 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
14404 define_expand patterns.
14405 (adddi3_compact): Rename to adddi3.
14406 (subdi3_compact): Rename to subdi3.
14407 (*negdi2): Rename to negdi2.
14408 (*abs<mode>2): Rename to abs<mode>2.
14410 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
14412 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
14413 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
14414 (atomic_sub_fetchsi): ... this new pattern.
14415 (mvtc): Add CC_REG clobber.
14417 2016-05-31 Marek Polacek <polacek@redhat.com>
14419 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
14421 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14423 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
14424 aarch64_fusion_enabled_p to check for fusion capabilities.
14426 2016-05-31 Richard Biener <rguenther@suse.de>
14428 PR tree-optimization/71352
14429 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
14430 minus one and a negate.
14432 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14434 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
14435 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
14437 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
14438 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
14439 Remove use of aarch64_simd_attr_length_move, set length attribute
14441 (*aarch64_be_movoi): Likewise.
14442 (*aarch64_be_movci): Likewise.
14443 (*aarch64_be_movxi): Likewise.
14445 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
14447 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
14448 It no longer does that.
14449 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
14451 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
14453 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
14454 attribute __unused__.
14456 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
14458 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
14459 * config/arm/arm.c (arm_arch_thumb1): Define.
14460 (arm_option_override): Initialize arm_arch_thumb1.
14461 * config/arm/arm.h (arm_arch_thumb1): Declare.
14462 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
14463 support Thumb-1 ISA.
14465 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
14468 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
14469 `Yv' for scalar operand.
14471 2016-05-31 Tom de Vries <tom@codesourcery.com>
14473 PR tree-optimization/69068
14474 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
14475 phis with more than two args.
14477 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
14479 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
14480 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
14483 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
14485 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
14487 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
14489 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
14490 cpu_32, cpu_64, tune_32 and tune_64.
14491 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
14493 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
14495 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
14497 2016-05-30 Andi Kleen <ak@linux.intel.com>
14499 * auto-profile.c (read_profile): Replace asserts with errors
14500 when file does not exist.
14501 * gcov-io.c (gcov_read_words): Dito.
14503 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14505 * tree-cfg.c (print_loop): Print likely upper bounds.
14507 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14509 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
14510 * opts.c (default_options): Enable peel loops at -O3.
14511 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
14512 (try_peel_loop): Do not re-peel already peeled loops;
14513 use likely upper bounds; fix profile updating.
14514 (pass_complete_unroll::execute): Initialize peeled_loops.
14516 2016-05-30 Martin Liska <mliska@suse.cz>
14518 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
14519 computed costs by frequency of BB they belong to.
14520 (get_scaled_computation_cost_at): New function.
14522 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
14523 Marc Glisse <marc.glisse@inria.fr>
14525 PR tree-optimization/71289
14526 * match.pd (-1 / B < A, A > -1 / B): New transformations.
14528 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14530 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
14532 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14534 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
14535 for peeled copies; avoid underflow when updating estimates; correctly
14536 scale loop profile.
14538 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14540 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
14541 r236875. Corrected oe3 to oe2 as obvious.
14543 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14545 PR middle-end/71269
14546 PR middle-end/71252
14547 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
14548 that inserted stmt will not dominate stmts that defines its operand.
14549 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
14550 (rewrite_expr_tree_parallel): Likewise.
14552 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14554 PR middle-end/71252
14555 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
14556 all fields including stmt_to_insert are swapped.
14558 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14560 * predict.h (force_edge_cold): Declare.
14561 * predict.c (force_edge_cold): New function.
14562 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
14564 (canonicalize_loop_induction_variables): Fix formating.
14566 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
14568 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
14569 (visium_expand_copysign): Use gen_int_mode directly.
14570 (visium_compute_frame_size): Minor tweaks.
14572 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14574 * tree-vect-loop.c (vect_analyze_loop_2): Use
14575 likely_max_stmt_executions_int.
14577 2016-05-30 Tom de Vries <tom@codesourcery.com>
14579 PR tree-optimization/69067
14580 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
14582 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
14585 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
14586 New peepholes to remove unneeded fild/fistp pairs.
14587 (define_peephole2 atomic_loaddi_fpu): Ditto.
14589 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14591 * predict.c (maybe_hot_frequency_p): Avoid division.
14593 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14595 * doc/install.texi: Use https for shop.fsf.org.
14597 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14599 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
14600 likely_max_stmt_executions_int.
14602 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14604 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
14605 likely_max_stmt_executions_int.
14607 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14609 * profile.c (compute_branch_probabilities): Do not report hitrates
14611 (branch_prob): Report hitrates here.
14612 * predict.c (gimple_predict_edge): Do not assert profile status;
14613 fix formatting issues.
14615 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14617 * predict.c (edge_predicted_by_p): New function.
14618 (predict_paths_for_bb): Do not put multiple predictions of the same type
14621 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14623 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14626 2016-05-28 Alan Modra <amodra@gmail.com>
14628 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14630 2016-05-28 Alan Modra <amodra@gmail.com>
14632 PR rtl-optimization/71275
14633 * ira.c (ira): Free dominance info.
14635 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14637 * doc/sourcebuild.texi: New address for upstream Go repository.
14639 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14641 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14642 (TARGET_ARM_V7M): Likewise.
14644 2016-05-26 Jeff Law <law@redhat.com>
14646 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14647 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14648 * passes.def: Add jump threading passes before DOM/VRP.
14649 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14650 argument to a basic block from an edge. Remove tests which are
14652 (pass_data_thread_jumps, class pass_thread_jumps): New.
14653 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14654 (make_pass_thread_jumps): Likewise.
14655 * tree-pass.h (make_pass_thread_jumps): Declare.
14657 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14659 * config/visium/visium-protos.h (split_double_move): Rename into...
14660 (visium_split_double_move): ...this.
14661 (visium_split_double_add): Declare.
14662 * config/visium/visium.c (split_double_move): Rename into...
14663 (visium_split_double_move): ...this.
14664 (visium_split_double_add): New function.
14665 (visium_expand_copysign): Renumber operands for consistency.
14666 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14667 (DFmode move splitter): Likewise.
14668 (*addi3_insn): Split by means of visium_split_double_add.
14669 (*adddi3_insn_flags): Delete.
14670 (*plus_plus_sltu<subst_arith>): New insn.
14671 (*subdi3_insn): Split by means of visium_split_double_add.
14672 (subdi3_insn_flags): Delete.
14673 (*minus_minus_sltu<subst_arith>): New insn.
14674 (*negdi2_insn): Split by means of visium_split_double_add.
14675 (*negdi2_insn_flags): Delete.
14677 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14679 * configure.ac: Treat a --with-headers option without argument
14680 the same as the default (i.e. consult sys-include directory).
14681 * configure: Regenerate.
14683 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14685 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14686 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14688 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14689 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14691 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14694 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14695 tree-stdarg analysis results.
14696 (aarch64_setup_incoming_varargs): Likewise.
14698 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14700 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14701 va_list_gpr_counter_field and va_list_fpr_counter_field.
14703 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14706 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14707 * config/aarch64/aarch64.c
14708 (aarch64_cannot_change_mode_class): Remove function.
14709 * config/aarch64/aarch64-protos.h
14710 (aarch64_cannot_change_mode_class): Remove.
14712 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14714 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14715 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14716 get_likely_max_loop_iterations_int): New.
14717 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14718 any_likely_upper_bound.
14719 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14721 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14722 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14724 (unroll_loop_constant_iterations): Likewise.
14725 (unroll_loop_runtime_iterations): Likewise.
14726 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14727 * lto-streamer-out.c (output_cfg): Likewise.
14728 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14730 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14731 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14732 (likely_max_loop_iterations): New.
14733 (likely_max_loop_iterations_int): New.
14734 (likely_max_stmt_executions): New.
14735 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14736 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14737 likely_max_stmt_executions): Declare.
14739 2016-05-27 Marek Polacek <polacek@redhat.com>
14741 PR middle-end/71308
14742 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14744 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14746 * config/s390/s390.md (2x risbg splitters): Use
14747 reg_overlap_mentioned_p instead of rtx_equal_p.
14749 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14751 * combine.c (make_compound_operation): Take known zero bits into
14752 account when checking for possible zero_extend.
14754 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14756 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14757 Use const_int_operand for operand 2 predicate. Simplify expand code
14760 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14762 PR middle-end/71279
14763 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14766 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14768 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14769 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14770 that returns CC_SESWPmode and CC_ZESWPmode.
14771 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14773 (aarch64_rtx_costs): Likewise.
14775 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14777 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14778 for ISA 3.0 min/max support.
14779 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14780 conditional move support.
14781 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14782 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14784 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14785 conditional moves where the comparison type is different from move
14787 (fp_minmax): New code iterator for smin/smax.
14788 (minmax): New code attributes for min/max.
14789 (SMINMAX): Likewise.
14790 (smax<mode>3): Combine min, max insns into one insn using the
14791 fp_minmax code iterator. Add support for ISA 3.0 min/max
14792 instructions that don't need -ffast-math.
14793 (s<minmax><mode>3): Likewise.
14794 (smax<mode>3_vsx): Likewise.
14795 (smin<mode>3): Likewise.
14796 (s<minmax><mode>3_vsx): Likewise.
14797 (smin<mode>3_vsx): Likewise.
14798 (pre-VSX min/max splitters): Likewise.
14799 (s<minmax><mode>3_fpr): Likewise.
14800 (movsfcc): Rewrite floating point conditional moves to combine
14801 SFmode/DFmode into a single insn.
14802 (mov<mode>cc): Likewise.
14803 (movdfcc): Likewise.
14804 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14805 SFDF2 iterators to handle all combinations.
14806 (fseldfsf4): Likewise.
14807 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14808 (fseldfdf4): Likewise.
14809 (fselsfdf4): Likewise.
14810 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14811 comparison instructions that set a 0/-1 mask, and use it for
14812 floating point conditional move via XXSEL.
14813 (fpmask<mode>): Likewise.
14814 (xxsel<mode>): Likewise.
14815 * config/rs6000/predicates.md (min_max_operator): Delete, no
14817 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14818 instructions that generate a 0/-1 mask for use with XXSEL.
14819 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14820 say whether floating point min/max is available, either through
14821 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14822 (TARGET_MINMAX_DF): Likewise.
14824 2016-05-27 Alan Modra <amodra@gmail.com>
14826 PR rtl-optimization/71275
14827 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14828 for update_equiv_regs and combine_and_move_insns.
14830 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14832 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14833 if_then_else or cond RTXes to calculate attribute value.
14834 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14835 <attr "length_immediate>: Ditto.
14836 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14837 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14838 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14839 <attr "type">: Ditto.
14840 <attr "prefix_data16">: Ditto.
14841 <attr "prefix_extra">: Ditto.
14842 <attr "length_immediate">: Ditto.
14843 <attr "prefix">: Ditto.
14844 (vec_set<mode>_0) <attr "isa">: Ditto.
14845 <attr "prefix_extra">: Ditto.
14846 <attr "length_immediate">: Ditto.
14847 <attr "prefix">: Ditto.
14848 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14849 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14850 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14851 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14852 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14853 <attr "length_immediate">: Ditto.
14854 <attr "prefix">: Ditto.
14855 (sse2_movsd) <attr "length_immediate">: Ditto.
14856 <attr "prefix">: Ditto.
14857 (vec_concatv2df) <attr "isa">: Ditto.
14858 <attr "prefix">: Ditto.
14859 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14860 (*vec_extractv2di_1) <attr "isa">: Ditto.
14861 <attr "type">: Ditto.
14862 <attr "length_immediate">: Ditto.
14863 <attr "prefix_rex">: Ditto.
14864 <attr "prefix_extra">: Ditto.
14865 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14866 <attr "prefix_extra">: Ditto.
14867 <attr "length_immediate">: Ditto.
14868 (vec_concatv2di) <attr "isa">: Ditto.
14869 <attr "prefix_extra">: Ditto.
14870 <attr "length_immediate">: Ditto.
14871 <attr "prefix">: Ditto.
14873 2016-05-26 Martin Liska <mliska@suse.cz>
14875 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14877 (operator+): Likewise.
14878 (operator-): Likewise.
14879 (comp_cost::operator+=): Likewise.
14880 (comp_cost::operator-=): Likewise.
14881 (comp_cost::operator/=): Likewise.
14882 (comp_cost::operator*=): Likewise.
14883 (operator<): Likewise.
14884 (operator==): Likewise.
14885 (operator<=): Likewise.
14886 (new_cost): Remove.
14887 (infinite_cost_p): Likewise.
14888 (add_costs): Likewise.
14889 (sub_costs): Likewise.
14890 (compare_costs): Likewise.
14891 (set_group_iv_cost): Use the newly introduced functions.
14892 (get_address_cost): Likewise.
14893 (get_shiftadd_cost): Likewise.
14894 (force_expr_to_var_cost): Likewise.
14895 (split_address_cost): Likewise.
14896 (ptr_difference_cost): Likewise.
14897 (difference_cost): Likewise.
14898 (get_computation_cost_at): Likewise.
14899 (determine_group_iv_cost_generic): Likewise.
14900 (determine_group_iv_cost_address): Likewise.
14901 (determine_group_iv_cost_cond): Likewise.
14902 (autoinc_possible_for_pair): Likewise.
14903 (determine_group_iv_costs): Likewise.
14904 (cheaper_cost_pair): Likewise.
14905 (iv_ca_recount_cost): Likewise.
14906 (iv_ca_set_no_cp): Likewise.
14907 (iv_ca_set_cp): Likewise.
14908 (iv_ca_cost): Likewise.
14909 (iv_ca_new): Likewise.
14910 (iv_ca_dump): Likewise.
14911 (iv_ca_narrow): Likewise.
14912 (iv_ca_prune): Likewise.
14913 (iv_ca_replace): Likewise.
14914 (try_add_cand_for): Likewise.
14915 (try_improve_iv_set): Likewise.
14916 (find_optimal_iv_set): Likewise.
14918 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14920 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14921 that internal functions will clobber all caller-saved registers.
14923 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14925 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14926 Return a better case_values_threshold when optimizing.
14928 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14930 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14931 Add ? to integer variant.
14932 (aarch64_combinez_be): Likewise.
14934 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14936 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14937 instead of x constraint.
14938 (vcvtps2ph256<mask_name>): Likewise.
14940 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14941 alternative. Formatting fix.
14943 * config/i386/sse.md
14944 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14946 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14947 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14948 maybe_evex prefix instead of vex.
14949 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14950 EXT_REX_SSE_REG_P (op0) case in the splitter.
14952 2016-05-25 Jeff Law <law@redhat.com>
14954 PR tree-optimization/71272
14955 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14956 Update comments. Add test for empty path.
14958 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14960 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14961 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14962 special case builtin.
14963 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14964 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14965 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14966 for __builtin_vec_cmpne.
14968 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14970 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14971 redundant test and bail out if the type of the new operand is not
14972 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14974 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14976 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14977 (x_ix86_target_flags_explicit): Remove.
14978 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14979 x_ix86_target_flags_explicit.
14980 (ix86_function_specific_restore): Ditto.
14982 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14983 H.J. Lu <hongjiu.lu@intel.com>
14986 * common/config/i386/i386-common.c
14987 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14988 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14989 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14990 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14991 (-mgeneral-regs-only): Add new option.
14992 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14993 x87 instructions if only general registers are allowed.
14994 (ix86_target_string): Add ix86_flags argument. Handle additional
14995 flags options through ix86_flags argument. Update all callers.
14996 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14998 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15000 PR rtl-optimization/66940
15001 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
15002 decrementing desired_val will not overflow before performing these
15005 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
15007 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
15008 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
15009 * config/i386/i386.c (enum ix86_builtins): Add
15010 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
15011 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
15012 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
15013 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
15014 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
15015 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
15016 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
15017 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
15018 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
15019 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
15020 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
15021 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
15022 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
15023 __builtin_ia32_cvtps2dq512_mask.
15024 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
15025 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
15026 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
15027 * config/i386/sse.md
15028 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
15030 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
15031 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
15033 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
15034 (avx512f_vec_pack_sfix_v8df): New define_expand.
15035 (avx512f_roundpd512): Rename to ...
15036 (avx512f_round<castmode>512): ... this. Change iterator.
15037 (avx512f_roundps512_sfix): New define_expand.
15038 (round<mode>2_sfix): Change iterator.
15040 2016-05-25 Nick Clifton <nickc@redhat.com>
15042 * config/msp430/msp430.c (msp430_attr): Produce an error if a
15043 static interrupt handler is detected.
15044 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
15045 default linker script.
15046 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
15047 the low part of a symbolic pointer.
15049 2016-05-25 Richard Biener <rguenther@suse.de>
15051 PR tree-optimization/71261
15052 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
15053 interesting stmt instead of immediate uses when looking
15054 for the use operand to replace.
15056 2016-05-25 Martin Liska <mliska@suse.cz>
15058 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
15060 2016-05-25 Richard Biener <rguenther@suse.de>
15062 PR tree-optimization/71264
15063 * tree-vect-stmts.c (vect_init_vector): Properly deal with
15066 2016-05-25 Martin Liska <mliska@suse.cz>
15068 PR tree-optimization/71239
15069 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
15070 if DECL_SIZE is NULL.
15072 2016-05-25 Richard Biener <rguenther@suse.de>
15074 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
15075 * tree-if-conv.c (pass_data_if_conversion): Use it.
15077 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15079 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15080 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
15081 * varpool.c (varpool_node::get_availability): Likewise.
15083 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15085 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15086 VNEGW/VNEGD instructions.
15087 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
15088 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
15089 support for ISA 3.0 VNEGW/VNEGD instructions.
15091 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
15093 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
15094 pointers inside OACC_DATA regions.
15095 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
15096 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
15097 (gimplify_adjust_omp_clauses): Fix typo in comment.
15099 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15101 * config/rs6000/altivec.md (VParity): New mode iterator for vector
15102 parity built-in functions.
15103 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15105 (p9v_parity<mode>2): Likewise.
15106 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
15108 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
15109 (parity<mode>2): ISA 3.0 expander for vector parity.
15110 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
15112 (BU_P9_64BIT_MISC_0): Likewise.
15113 (BU_P9_MISC_0): Likewise.
15114 (BU_P9V_AV_1): Likewise.
15115 (BU_P9V_AV_2): Likewise.
15116 (BU_P9V_AV_3): Likewise.
15117 (BU_P9V_AV_P): Likewise.
15118 (BU_P9V_VSX_1): Likewise.
15119 (BU_P9V_OVERLOAD_1): Likewise.
15120 (BU_P9V_OVERLOAD_2): Likewise.
15121 (BU_P9V_OVERLOAD_3): Likewise.
15122 (VCTZB): Add vector count trailing zeros support.
15126 (VPRTYBD): Add vector parity support.
15127 (VPRTYBQ): Likewise.
15128 (VPRTYBW): Likewise.
15129 (VCTZ): Add overloaded vector count trailing zeros support.
15130 (VPRTYB): Add overloaded vector parity support.
15131 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15132 overloaded vector count trailing zeros and parity instructions.
15133 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15134 vector parity support.
15135 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15136 trailing zeros support.
15137 (vec_cntlz): Likewise.
15138 (vec_vctzb): Likewise.
15139 (vec_vctzd): Likewise.
15140 (vec_vctzh): Likewise.
15141 (vec_vctzw): Likewise.
15142 (vec_vprtyb): Add ISA 3.0 vector parity support.
15143 (vec_vprtybd): Likewise.
15144 (vec_vprtybw): Likewise.
15145 (vec_vprtybq): Likewise.
15146 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15147 the ISA 3.0 vector count trailing zeros and vector parity built-in
15150 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15152 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15153 when there is stmt_to_insert.
15155 2016-05-24 Martin Sebor <msebor@redhat.com>
15158 * tree.h (complete_or_array_type_p): New inline function.
15160 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15162 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15163 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15164 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15166 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15167 Limit 1st alternative to noavx isa, split 2nd alternative into one
15168 noavx and one avx alternative, use *x and Bm in the former and
15169 x and m in the latter.
15171 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15172 of sse4 for the first alternative, drop %v from the template
15173 and d operand modifier. Split second alternative into one sse4_noavx
15174 and one avx alternative, use *x instead of *v in the former and v
15175 instead of *v in the latter.
15176 (*sse4_1_extractps): Use noavx isa instead of * for the first
15177 alternative, drop %v from the template. Split second alternative into
15178 one noavx and one avx alternative, use *x instead of *v in the
15179 former and v instead of *v in the latter.
15180 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15181 with noavx and the last one with avx.
15182 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15183 split the second one into one noavx and one avx alternative,
15184 use *x and Bm in the former and x and m in the latter one.
15185 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15188 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15189 first two alternatives to noavx, use *x instead of *v in the second
15190 one, add avx alternative without *.
15191 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15192 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15193 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15195 2016-05-24 Jeff Law <law@redhat.com>
15197 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15198 New function, extracted from...
15199 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15200 Allow simple copies and constant initializations in the SSA chain.
15202 2016-05-24 Marek Polacek <polacek@redhat.com>
15205 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15208 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15211 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
15212 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
15213 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
15214 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
15215 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
15217 2016-05-24 Richard Biener <rguenther@suse.de>
15219 PR tree-optimization/71240
15220 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
15223 2016-05-24 Richard Biener <rguenther@suse.de>
15225 PR tree-optimization/71230
15226 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
15228 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15230 * tree-vectorizer.h (vectorizable_comparison): Delete.
15231 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15232 PURE_SLP_STMT check.
15233 * tree-vect-stmts.c (vectorizable_call): Likewise.
15234 (vectorizable_simd_clone_call): Likewise.
15235 (vectorizable_conversion): Likewise.
15236 (vectorizable_assignment): Likewise.
15237 (vectorizable_shift): Likewise.
15238 (vectorizable_operation): Likewise.
15239 (vectorizable_load): Likewise.
15240 (vectorizable_condition): Likewise.
15241 (vectorizable_store): Likewise. Assert that we don't have
15243 (vectorizable_comparison): Make static. Remove redundant
15244 PURE_SLP_STMT check.
15245 (vect_transform_stmt): Assert that we always have an slp_node
15248 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15250 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15251 operands[2] against 1 with comparison against CONST1_RTX.
15252 (<shift>di3_neon): Likewise.
15253 * config/arm/predicates.md (const0_operand): Replace with comparison
15254 against CONST0_RTX.
15256 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15258 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15259 operands[2] against 1 with comparison against CONST1_RTX.
15260 (ashrdi3): Likewise.
15261 (lshrdi3): Likewise.
15262 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15264 (ashrsi3): Likewise.
15265 (lshrsi3): Likewise.
15266 (rotrsi3): Likewise.
15267 (define_split above *compareqi_eq0): Likewise.
15268 (define_split above "prologue"): Likewise.
15269 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15270 * config/arm/predicates.md (shift_operator): Likewise.
15271 (shift_nomul_operator): Likewise.
15272 (sat_shift_operator): Likewise.
15273 (thumb1_cmp_operand): Likewise.
15274 (const_neon_scalar_shift_amount_operand): Replace manual range
15275 check with IN_RANGE.
15276 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15277 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15279 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15281 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15282 with HOST_WIDE_INT_1.
15284 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15285 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15286 (arm_canonicalize_comparison): Likewise.
15287 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15289 (thumb1_size_rtx_costs): Likewise.
15290 (vfp_const_double_index): Replace cast of 1 to unsigned
15291 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15292 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
15294 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
15295 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15296 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
15297 HOST_WIDE_INT with HOST_WIDE_INT_1.
15299 2016-05-24 Marek Polacek <polacek@redhat.com>
15301 * tree-cfg.h (should_remove_lhs_p): New predicate.
15302 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
15303 * gimplify.c (gimplify_modify_expr): Likewise.
15304 * tree-cfg.c (verify_gimple_call): Likewise.
15305 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
15306 * gimple-fold.c: Include "tree-cfg.h".
15307 (gimple_fold_call): Use should_remove_lhs_p.
15309 2016-05-24 Richard Biener <rguenther@suse.de>
15311 PR tree-optimization/71253
15312 * cfganal.h (control_dependences): Make robust against edge
15314 (control_dependences::control_dependences): Remove edge_list argument.
15315 (control_dependences::get_edge): Remove.
15316 (control_dependences::get_edge_src): Add.
15317 (control_dependences::get_edge_dest): Likewise.
15318 (control_dependences::m_el): Make a vector of edge src/dest index.
15319 * cfganal.c (control_dependences::find_control_dependence): Adjust.
15320 (control_dependences::control_dependences): Likewise.
15321 (control_dependences::~control_dependence): Likewise.
15322 (control_dependences::get_edge): Remove.
15323 (control_dependences::get_edge_src): Add.
15324 (control_dependences::get_edge_dest): Likewise.
15325 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
15327 (perform_tree_ssa_dce): Adjust.
15328 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
15330 (pass_loop_distribution::execute): Adjust. Do loop destroying
15331 conditional on changed.
15333 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15336 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
15337 return. Reindent transformation comment and mention the ARM state
15340 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15342 PR middle-end/71252
15343 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
15344 after build_and_add_sum creates new use stmt.
15346 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15348 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
15349 load_lanes/grouped_load classification comes first. Don't check
15350 whether the vectorization factor is a multiple of the group size
15353 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15355 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
15356 GROUP_GAP for single-element interleaving.
15357 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
15360 2016-05-24 Richard Biener <rguenther@suse.de>
15362 PR middle-end/70434
15364 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
15365 bases which are accessed with non-invariant indices.
15366 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
15367 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
15369 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15371 PR middle-end/71170
15372 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
15373 (add_to_ops_vec): Add stmt_to_insert.
15374 (add_repeat_to_ops_vec): Init stmt_to_insert.
15375 (insert_stmt_before_use): New.
15376 (transform_add_to_multiply): Remove mult_stmt insertion and add it
15378 (get_ops): Init stmt_to_insert.
15379 (maybe_optimize_range_tests): Likewise.
15380 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
15381 (rewrite_expr_tree_parallel): Likewise.
15382 (reassociate_bb): Likewise.
15384 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15387 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
15388 ISA 3.0 xxperm fusion alternative.
15389 (altivec_vperm_v8hiv16qi): Likewise.
15390 (altivec_vperm_<mode>_uns_internal): Likewise.
15391 (vperm_v8hiv4si): Likewise.
15392 (vperm_v16qiv8hi): Likewise.
15394 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15395 Kelvin Nilsen <kelvin@gcc.gnu.org>
15397 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
15398 vpermr/xxpermr on ISA 3.0.
15399 (altivec_expand_vec_perm_le): Likewise.
15400 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
15401 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
15404 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
15406 * config/i386/i386.h (IS_STACK_MODE): Enable for
15407 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
15408 SSE_FLOAT_MODE_P macros.
15409 * config/i386/i386.c (ix86_preferred_reload_class): Use
15410 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
15411 Cleanup regclass processing for CONST_DOUBLE_P.
15412 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
15413 (ix86_rtx_costs): Remove redundant TARGET_80387 check
15414 with IS_STACK_MODE macro.
15415 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
15417 (*movdf_internal): Use IS_STACK_MODE macro.
15418 (*movsf_internal): Ditto.
15420 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
15422 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
15423 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
15425 2016-05-23 Jeff Law <law@redhat.com>
15427 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
15429 (fsm_find_control_statement_thread_paths): Call it.
15431 2016-05-23 Martin Jambor <mjambor@suse.cz>
15434 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
15435 from_global_constant if t is not NULL.
15437 2016-05-23 Marek Polacek <polacek@redhat.com>
15440 * common.opt (Wswitch-unreachable): New option.
15441 * doc/invoke.texi: Document -Wswitch-unreachable.
15442 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
15445 2016-05-23 Bin Cheng <bin.cheng@arm.com>
15447 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
15448 TMR_INDEX is non-NULL.
15450 2016-05-23 Richard Biener <rguenther@suse.de>
15452 PR tree-optimization/71230
15453 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
15454 (try_special_add_to_ops): ... here. Always test for single-use.
15456 2016-05-23 Martin Jambor <mjambor@suse.cz>
15458 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
15459 default block if a PHI node in the original one would be resized.
15461 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15463 PR tree-optimization/58135
15464 * tree-vect-slp.c: When group size is not multiple
15465 of vector size, allow splitting of store group at
15468 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
15470 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
15472 2016-05-22 Jakub Jelinek <jakub@redhat.com>
15474 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
15475 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
15476 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
15479 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
15480 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
15481 v constraint instead of x and vinserti32x4 insn.
15483 * config/i386/sse.md (i128vldq): New mode iterator.
15484 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
15485 avx512dq and avx512vl alternatives.
15487 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
15488 constraint, use maybe_evex prefix instead of vex.
15489 (vec_dupv4sf): Use v constraint instead of x for output
15490 operand except for noavx alternative, use Yv constraint
15491 instead of x for input. Use maybe_evex prefix instead of vex.
15492 (*vec_dupv4si): Likewise.
15493 (*vec_dupv2di): Likewise.
15495 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15497 PR middle-end/40921
15498 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
15499 (linearize_expr_tree): Call try_special_add_to_ops.
15500 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
15502 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15504 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
15505 to computed stack_usage.
15507 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15510 * config/avr/avr.md (define_expand "mov<mode>"): If the source
15511 operand is subreg (symbol_ref) then move the symbol ref to register.
15513 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
15515 * tree.c (array_at_struct_end_p): Look through MEM_REF.
15517 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
15519 PR middle-end/71179
15520 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
15523 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15525 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
15526 ranges by calling get_single_symbol and tidy up. Look more closely
15527 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
15529 2016-05-20 Jeff Law <law@redhat.com>
15531 * bitmap.c (bitmap_find_bit): Remove useless test.
15533 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
15535 * function.c (thread_prologue_and_epilogue_insns): Commit the
15536 insertion of the epilogue.
15538 2016-05-20 Martin Jambor <mjambor@suse.cz>
15540 PR tree-optimization/70884
15541 * tree-sra.c (initialize_constant_pool_replacements): Do not check
15542 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
15543 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
15544 of constant pool data as a reason for scalarization.
15546 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15548 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
15549 for naked functions.
15550 (thumb1_expand_prologue): Likewise.
15552 2016-05-20 Nathan Sidwell <nathan@acm.org>
15554 * config/nvptx/nptx.c (nvptx_option_override): Only set
15555 flag_toplevel_reorder, if not explicitly specified. Set
15556 flag_no_common, unless explicitly specified.
15558 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15560 * calls.c (can_implement_as_sibling_call_p): Mark param
15561 reg_parm_stack_space with ATTRIBUTE_UNUSED.
15563 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
15565 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
15566 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
15567 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
15569 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
15570 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
15571 and CASE_CONST_ANY.
15573 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
15575 * config/nvptx/nvptx.md (sincossf3): New pattern.
15577 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15579 * calls.c (maybe_complain_about_tail_call): New function.
15580 (initialize_argument_information): Call
15581 maybe_complain_about_tail_call when clearing *may_tailcall.
15582 (can_implement_as_sibling_call_p): Call
15583 maybe_complain_about_tail_call when returning false.
15584 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
15585 ensure try_tail_call is set. Call maybe_complain_about_tail_call
15586 if tail-call optimization fails.
15587 * cfgexpand.c (expand_call_stmt): Initialize
15588 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
15589 * gimple-pretty-print.c (dump_gimple_call): Dump
15590 gimple_call_must_tail_p.
15591 * gimple.c (gimple_build_call_from_tree): Call
15592 gimple_call_set_must_tail with the value of
15593 CALL_EXPR_MUST_TAIL_CALL.
15594 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
15595 (gimple_call_set_must_tail): New function.
15596 (gimple_call_must_tail_p): New function.
15597 * print-tree.c (print_node): Update printing of TREE_STATIC
15598 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
15599 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
15600 trailing comment listing applicable flags.
15601 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
15603 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15605 * calls.c (expand_call): Move "Rest of purposes for tail call
15606 optimizations to fail" to...
15607 (can_implement_as_sibling_call_p): ...this new function, and
15608 split into multiple "if" statements.
15610 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15612 * cfgloop.h (expected_loop_iterations_unbounded,
15613 expected_loop_iterations): Unconstify.
15614 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
15615 profile with known upper bound; return 3 when profile is absent.
15616 (expected_loop_iterations): Update.
15618 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15620 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15621 and get_max_loop_iterations_int.
15623 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15625 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15626 realistic upper bounds here.
15628 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15631 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15632 calls if the LHS is variable length or has addressable type.
15633 If targets[0]->decl is a noreturn call with void return type and
15634 zero arguments, adjust fntype and remove lhs in that case.
15636 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15638 PR tree-optimization/71079
15639 PR tree-optimization/71206
15640 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15642 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15644 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15645 (get_vec_alignment_for_array_decl): Likewise.
15646 (get_vec_alignment_for_record_decl): Likewise.
15647 (increase_alignment::execute): Move code to find alignment to
15648 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15649 (type_align_map): New hash_map.
15651 2016-05-20 Richard Guenther <rguenther@suse.de>
15653 PR tree-optimization/29756
15654 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15655 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15656 * fold-const.c (operand_equal_p): Likewise.
15657 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15658 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15659 * tree-inline.c (estimate_operator_cost): Likewise.
15660 * tree-pretty-print.c (dump_generic_node): Likewise.
15661 * tree-ssa-operands.c (get_expr_operands): Likewise.
15662 * cfgexpand.c (expand_debug_expr): Likewise.
15663 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15664 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15665 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15666 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15667 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15668 (execute_update_addresses_taken): Do it.
15670 2016-05-20 Richard Biener <rguenther@suse.de>
15672 PR tree-optimization/71185
15673 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15674 register operations.
15676 2016-05-20 Richard Biener <rguenther@suse.de>
15678 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15679 gimple_seq_add_seq_without_update.
15680 (release_bb_predicate): Assert we have no operands to free.
15681 (if_convertible_loop_p_1): Calculate post dominators later.
15682 Do not free BB predicates here.
15683 (combine_blocks): Do not recompute BB predicates.
15684 (version_loop_for_if_conversion): Save BB predicates around
15687 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15689 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15690 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15691 code. Ignore sibcalls on EDGE_IGNORE edges.
15692 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15693 on edges for sibcalls that run without prologue. The rest of the
15694 function is combined from...
15695 (fix_fake_fallthrough_edge): ... this, and ...
15696 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15697 function argument, make it a local variable.
15699 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15701 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15702 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15703 for 32-bit mode and SEH for 64-bit.
15704 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15705 TARGET_64BIT_DEFAULT.
15707 2016-05-19 Ryan Burn <contact@rnburn.com>
15709 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15710 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15712 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15714 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15715 force pending loads from memory.
15717 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15719 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15720 (UNSPEC_DARN_32): New unspec constant.
15721 (UNSPEC_DARN_RAW): New unspec constant.
15722 (darn_32): New instruction.
15723 (darn_raw): New instruction.
15724 (darn): New instruction.
15725 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15726 support and documentation for this macro.
15727 (BU_P9_MISC_1): New macro definition.
15728 (BU_P9_64BIT_MISC_0): New macro definition.
15729 (BU_P9_MISC_0): New macro definition.
15730 (darn_32): New builtin definition.
15731 (darn_raw): New builtin definition.
15732 (darn): New builtin definition.
15733 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15734 RS6000_BUILTIN_0 directives to surround each occurrence of
15735 #include "rs6000-builtin.def".
15736 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15737 RS6000_BTM_64BIT flags to the returned mask, depending on
15739 (def_builtin): Correct an error in the assignments made to the
15740 debugging variable attr_string.
15741 (rs6000_expand_builtin): Add support for no-operand built-in
15743 (builtin_function_type): Remove fatal_error assertion that is no
15745 (rs6000_common_init_builtins): Add support for no-operand built-in
15747 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15749 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15751 (RS6000_BTM_64BIT): New macro definition.
15752 * doc/extend.texi: Document __builtin_darn (void),
15753 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15756 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15758 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15759 max_loop_iterations_int.
15761 2016-05-19 Marek Polacek <polacek@redhat.com>
15763 PR tree-optimization/71031
15764 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15765 condition and adjust the code a bit.
15767 2016-05-19 Martin Liska <mliska@suse.cz>
15769 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15770 auto_vec instead of vec.
15772 2016-05-19 Martin Liska <mliska@suse.cz>
15774 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15776 2016-05-19 Martin Liska <mliska@suse.cz>
15778 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15780 2016-05-19 Martin Liska <mliska@suse.cz>
15782 * ipa-pure-const.c (set_function_state): Remove an existing
15784 (remove_node_data): Do not free it as it's released
15785 in set_function_state.
15787 2016-05-19 Martin Liska <mliska@suse.cz>
15789 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15792 2016-05-19 Martin Liska <mliska@suse.cz>
15794 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15796 2016-05-19 Martin Liska <mliska@suse.cz>
15798 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15799 an auto_vec instead of re-creating it.
15801 2016-05-19 Martin Liska <mliska@suse.cz>
15803 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15804 auto_vec instead of vec.
15806 2016-05-19 Martin Liska <mliska@suse.cz>
15808 * lto-section-in.c (lto_get_section_data): Call
15809 lto_check_version with additional argument.
15810 * lto-streamer.c (lto_check_version): Add new argument.
15811 * lto-streamer.h (lto_check_version): Likewise.
15813 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15815 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15816 Don't add cost of inner memory when handling sign-extended loads.
15818 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15820 PR rtl-optimization/71148
15821 * cse.c (cse_main): Free dominance info.
15822 (rest_of_handle_cse): Don't free dominance info.
15823 (rest_of_handle_cse2): Likewise.
15824 (rest_of_handle_cse_after_global_opts): Likewise.
15826 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15829 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15830 NULL_TREE early if NEON is not available. Remove now redundant check
15831 in ARM_CHECK_BUILTIN_MODE.
15833 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15836 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15837 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15838 * doc/cpp.texi: Document new macros.
15840 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15842 PR tree-optimization/69848
15843 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15844 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15846 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15848 * function.c (thread_prologue_and_epilogue_insn): Move the
15849 "goto epilogue_done" one block later.
15851 2016-05-19 Richard Biener <rguenther@suse.de>
15853 PR tree-optimization/70729
15854 * passes.def: Move LIM pass before PRE. Remove no longer
15855 required copyprop and move first DCE out of the loop pipeline.
15857 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15860 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15861 (OBJS-libcommon-target): ...here.
15862 * opts-common.c: Include spellcheck.h.
15863 (cmdline_handle_error): Build a vec of valid options and use it
15864 to suggest provide hints for misspelled arguments.
15866 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15869 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15870 lhs if it has TREE_ADDRESSABLE type.
15872 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15875 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15876 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15878 2016-05-18 Martin Jambor <mjambor@suse.cz>
15881 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15882 input for NOP_EXPR pass-through functions.
15883 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15884 aggregate global constant VAR_DECLs in constant jump functions.
15886 2016-05-18 Martin Jambor <mjambor@suse.cz>
15889 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15890 from TREE_READONLY parameters.
15892 2016-05-18 Martin Jambor <mjambor@suse.cz>
15895 * cgraph.h (cgraph_indirect_call_info): New field
15896 guaranteed_unmodified.
15897 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15898 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15900 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15901 pass the parameter value to ipa_find_agg_cst_for_param.
15902 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15903 guaranteed_unmodified, store AA results there instead of bailing out
15905 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15906 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15907 (find_constructor_constant_at_offset): New function.
15908 (ipa_find_agg_cst_from_init): Likewise.
15909 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15910 static initializers of contants, report back through a new paameter
15911 from_global_constant if that was the case.
15912 (try_make_edge_direct_simple_call): Also pass parameter value to
15913 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15915 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15916 (ipa_read_indirect_edge_info): Likewise.
15917 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15918 (ipa_load_from_parm_agg): Likewise.
15920 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15922 PR rtl-optimization/71150
15923 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15926 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15929 * config/rs6000/constraints.md (wE constraint): New constraint
15930 for a vector constant that can be loaded with XXSPLTIB.
15931 (wM constraint): New constraint for a vector constant of a 1's.
15932 (wS constraint): New constraint for a vector constant that can be
15933 loaded with XXSPLTIB and a vector sign extend instruction.
15934 * config/rs6000/predicates.md (xxspltib_constant_split): New
15935 predicates for wE/wS constraints.
15936 (xxspltib_constant_nosplit): Likewise.
15937 (easy_vector_constant): Add support for constants that can be
15938 loaded via XXSPLTIB.
15939 (all_ones_constant): New predicate for vector constant with all
15941 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15942 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15943 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15944 instruction and possibly with a sign extension.
15945 (output_vec_const_move): Add support for XXSPLTIB. If we are
15946 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15947 instead of XXLXOR/XXLORC.
15948 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15950 (rs6000_legitimize_reload_address): Likewise.
15951 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15953 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15954 combine VSX_M and VSX_M2 into one iterator.
15955 (VSX_M2): Likewise.
15956 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15957 (VSINT_842): Likewise.
15958 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15959 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15960 XXSPLTIB instruction.
15961 (xxspltib_<mode>_nosplit): Likewise.
15962 (xxspltib_<mode>_split): New insn to load up constants with
15963 XXSPLTIB and a sign extend instruction.
15964 (vsx_mov<mode>): Replace single move that handled all vector types
15965 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15966 moves (when -mvsx-timode is in effect) into the main vector
15967 moves. Eliminate separate moves for <VSr> <VSa>, where the
15968 preferred register class (<VSr>) is listed first, and the
15969 secondary register class (<VSa>) is listed second with a '?' to
15970 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15971 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15972 that if the register was involved in a slow operation, the
15973 clear/set operation does not wait for the slow operation to
15974 finish. Adjust the length attributes for 32-bit mode. Use
15975 rs6000_output_move_128bit and drop the use of the string
15976 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15977 spacing so that the alternatives and attributes don't generate
15978 long lines, and put things in columns, so that it is easier to
15979 match up the operands and attributes with the insn alternatives.
15980 (vsx_mov<mode>_64bit): Likewise.
15981 (vsx_mov<mode>_32bit): Likewise.
15982 (vsx_movti_64bit): Fold movti into normal vector moves.
15983 (vsx_movti_32bit): Likewise.
15984 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15985 splat instructions.
15986 (vsx_splat_v4si_internal): Likewise.
15987 (vsx_splat_v4sf_internal): Likewise.
15988 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15989 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15990 extend vector elements.
15991 (vsx_sign_extend_hi_<mode>): Likewise.
15992 (vsx_sign_extend_si_v2di): Likewise.
15993 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15995 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15996 constraints. Add trailing period to wL documentation.
15998 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
16000 PR middle-end/71020
16001 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
16002 * tree-dfa.c (replace_abnormal_ssa_names): New function.
16003 * tree-call-cdce.c: Include tree-dfa.h.
16004 (can_guard_call_p): New function, extracted from...
16005 (can_use_internal_fn): ...here.
16006 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
16008 (shrink_wrap_one_built_in_call): Likewise.
16009 (use_internal_fn): Likewise.
16010 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
16011 and return void. Call replace_abnormal_ssa_names.
16012 (pass_call_cdce::execute): Check can_guard_call_p during the
16013 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
16014 will always change something.
16016 2016-05-18 Martin Jambor <mjambor@suse.cz>
16019 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
16020 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
16022 2016-05-18 Martin Jambor <mjambor@suse.cz>
16025 * ipa-inline.h (condition): New field size.
16026 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
16027 for comaprison and store it into the new condition.
16028 (evaluate_conditions_for_known_args): Use condition size to check
16029 access sizes for all but CHANGED conditions.
16030 (unmodified_parm_1): New parameter size_p, store access size into it.
16031 (unmodified_parm): Likewise.
16032 (unmodified_parm_or_parm_agg_item): Likewise.
16033 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
16034 (set_cond_stmt_execution_predicate): Extract access sizes and store
16035 them to conditions.
16036 (set_switch_stmt_execution_predicate): Likewise.
16037 (will_be_nonconstant_expr_predicate): Likewise.
16038 (will_be_nonconstant_predicate): Likewise.
16039 (inline_read_section): Stream condition size.
16040 (inline_write_summary): Likewise.
16042 2016-05-18 Richard Biener <rguenther@suse.de>
16044 * tree-ssa-loop-im.c (determine_max_movement): Properly add
16045 condition cost to PHI cost instead of total_cost.
16047 2016-05-18 Martin Liska <mliska@suse.cz>
16050 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
16053 2016-05-18 Richard Biener <rguenther@suse.de>
16055 * lto-streamer.h (LTO_major_version): Bump to 6.
16057 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16059 * function.c (make_split_prologue_seq, make_prologue_seq,
16060 make_epilogue_seq): New functions, factored out from...
16061 (thread_prologue_and_epilogue_insns): Here.
16063 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16065 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
16066 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
16067 of before. Add a comment.
16069 2016-05-18 Bin Cheng <bin.cheng@arm.com>
16071 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
16072 expression pointer, not pointer to the pointer.
16074 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16076 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
16077 (avx2_pbroadcast<mode>): Add another alternative with v instead
16078 of x constraints in it, using <pbroadcast_evex_isa> isa.
16079 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
16081 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
16082 constraint x instead of v in second alternative, add avx512bw
16085 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
16086 constraint x instead of v in second alternative, add avx512bw
16089 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
16090 constraint x instead of v in second alternative, add avx512bw
16093 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
16094 avx512bw alternative.
16096 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16098 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
16099 array to 128 chars.
16100 (define_insn "*andnottf3"): Ditto.
16101 (define_insn "*<code><mode>3"/any_logic): Ditto.
16102 (define_insn "*<code>tf3"/any_logic): Ditto.
16103 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
16104 operand to block AVX-512VL insn variant emit when it is not enabled.
16106 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16108 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
16109 constraint fot SF mode.
16111 2016-05-18 Petr Murzin <petr.murzin@intel.com>
16112 Kirill Yukhin <kirill.yukhin@intel.com>
16114 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
16116 (define_insn "rsqrt14<mode>"): Ditto.
16117 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
16118 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
16119 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
16120 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
16121 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
16123 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
16124 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
16125 * config/i386/i386.c (ix86_print_operand): Expand check for size
16126 override codes for Intel syntax.
16128 2016-05-18 Richard Biener <rguenther@suse.de>
16130 PR tree-optimization/71168
16131 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16132 initialization earlier.
16134 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16136 * config/aarch64/aarch64-simd.md
16137 (aarch64_reduc_plus_internal<mode>): Rename to...
16138 (reduc_plus_scal): ...This, and remove previous implementation.
16140 2016-05-18 Richard Biener <rguenther@suse.de>
16142 * passes.def: Put late dse and cd_dce in canonical order.
16144 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16146 * ipa-inline-transform.c (preserve_function_body_p): Look for
16147 first non-thunk clone.
16148 (save_function_body): Save into first non-thunk.
16149 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16151 (lto_output_node): Inline thunks don't need body in every
16153 * lto-streamer-in.c: Do not fixup thunk clones.
16154 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16156 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16159 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16161 PR middle-end/63586
16162 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16163 (reassociate_bb): Call transform_add_to_multiply.
16165 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16167 * config/aarch64/aarch64.c (all_extensions): Removed unused
16170 2016-05-17 Nathan Sidwell <nathan@acm.org>
16172 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16173 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16175 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16177 PR tree-optimization/54579
16178 PR middle-end/55299
16179 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16181 2016-05-17 Marek Polacek <polacek@redhat.com>
16184 * tree-inline.c (expand_call_inline): Call
16185 maybe_remove_unused_call_args.
16187 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16189 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16190 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16191 * doc/md.texi (fmin@var{m}3): Likewise.
16193 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16195 * match.pd (X & C): New transformation.
16197 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16199 * match.pd (~X & Y): New transformation.
16201 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16203 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16204 information for new SSA_NAME.
16205 (simplify_conversion_using_ranges): Get range through get_range_info
16206 instead of get_value_range.
16208 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16210 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
16211 Remove inline assembly.
16212 (vmvn_s16): Likewise.
16213 (vmvn_s32): Likewise.
16214 (vmvn_u8): Likewise.
16215 (vmvn_u16): Likewise.
16216 (vmvn_u32): Likewise.
16217 (vmvnq_s8): Likewise.
16218 (vmvnq_s16): Likewise.
16219 (vmvnq_s32): Likewise.
16220 (vmvnq_u8): Likewise.
16221 (vmvnq_u16): Likewise.
16222 (vmvnq_u32): Likewise.
16223 (vmvn_p8): Likewise.
16224 (vmvnq_p16): Likewise.
16226 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16228 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
16230 (vmul_n_s16): Likewise.
16231 (vmul_n_s32): Likewise.
16232 (vmul_n_u16): Likewise.
16233 (vmul_n_u32): Likewise.
16234 (vmulq_n_f32): Likewise.
16235 (vmulq_n_f64): Likewise.
16236 (vmulq_n_s16): Likewise.
16237 (vmulq_n_s32): Likewise.
16238 (vmulq_n_u16): Likewise.
16239 (vmulq_n_u32): Likewise.
16241 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16243 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16244 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16246 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16248 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16249 to *aarch64_fma4_elt_from_dup<mode>.
16250 (*aarch64_fnma4_elt_to_128df): Rename to
16251 *aarch64_fnma4_elt_from_dup<mode>.
16252 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16253 (vfms_n_f32): Likewise.
16254 (vfms_n_f64): Likewise.
16255 (vfmsq_n_f32): Likewise.
16256 (vfmsq_n_f64): Likewise.
16258 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16260 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16262 2016-05-17 Richard Biener <rguenther@suse.de>
16264 PR tree-optimization/71132
16265 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16266 Only add control dependences for blocks in the loop.
16267 (build_rdg): Adjust.
16268 (generate_code_for_partition): Return whether loop should
16269 be destroyed and delay that.
16270 (distribute_loop): Likewise.
16271 (pass_loop_distribution::execute): Record loops to be destroyed
16272 and perform delayed destroying of loops.
16274 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16277 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16279 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16281 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16283 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16286 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16287 insertion point for instructions generated by validize_mem.
16289 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16291 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
16294 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16296 * config/aarch64/aarch64.c
16297 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
16298 rather than a macro.
16300 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16302 * doc/invoke.texi (AArch64 Options): Various updates.
16304 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16306 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
16307 into instrumentation thunks.
16308 * cif-code.def (CIF_CHKP): New.
16310 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
16312 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
16314 2016-05-16 Martin Jambor <mjambor@suse.cz>
16316 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
16317 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
16319 2016-05-16 Marek Polacek <polacek@redhat.com>
16321 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
16324 2016-05-16 Martin Jambor <mjambor@suse.cz>
16327 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
16328 the outlined kernel function.
16330 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
16332 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
16333 (ISA_HAS_DLSA): Ditto.
16335 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16337 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
16339 2016-05-16 Nathan Sidwell <nathan@acm.org>
16341 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
16342 (nvptx_name_replacement): Restore. Add comment.
16343 (write_fn_proto, write_fn_proto_from_insn,
16344 nvptx_output_call_insn): Restore
16345 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
16347 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16349 * config/aarch64/aarch64.md
16350 (add<mode>3_compareC_cconly_imm): Remove use of %w.
16351 (add<mode>3_compareC_imm): Likewise.
16352 (<optab>si3_uxtw): Split into register and immediate variants.
16353 (andsi3_compare0_uxtw): Likewise.
16354 (and<mode>3_compare0): Likewise.
16355 (and<mode>3nr_compare0): Likewise.
16356 (stack_protect_test_<mode>): Don't use %x for memory operands.
16358 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
16360 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
16362 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
16364 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
16365 Split integer shifts into shift_reg and bfm.
16366 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
16367 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
16368 (ror<mode>3_insn): Likewise.
16369 (<optab>si3_insn_uxtw): Likewise.
16370 (<optab><mode>3_insn): Change to rotate_imm.
16371 (extr<mode>5_insn_alt): Likewise.
16372 (extrsi5_insn_uxtw): Likewise.
16373 (extrsi5_insn_uxtw_alt): Likewise.
16375 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16377 * doc/tm.texi: Regenerate.
16378 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
16379 (TARGET_INVALID_RETURN_TYPE): Remove.
16380 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
16381 TARGET_INVALID_RETURN_TYPE.
16382 * target.def (invalid_parameter_type): Remove.
16383 (invalid_return_type): Remove.
16385 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16387 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
16388 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
16390 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
16392 (preserve_function_body_p): No need to preserve function body
16393 * cif-codes.def (CIF_THUNK): Remove.
16394 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
16396 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16398 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
16400 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16402 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
16405 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16407 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
16408 (inline_small_functions): Do not look for function symbol when
16411 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
16413 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
16416 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16417 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16418 Jiong Wang <jiong.wang@arm.com>
16420 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
16421 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
16422 Define __ARM_FP16_ARGS when appropriate.
16423 * config/arm/arm.c (arm_invalid_parameter_type): Remove
16425 (arm_invalid_return_type): Likewise.
16426 (TARGET_INVALID_PARAMETER_TYPE): Remove.
16427 (TARGET_INVALID_RETURN_TYPE): Remove.
16428 (aapcs_vfp_sub_candidate): Allow HFmode.
16429 (aapcs_vfp_allocate): Add comment. Support HFmode.
16430 (aapcs_vfp_allocate_return_reg): Likewise.
16431 (struct aapcs_cp_arg_layout): Slightly reword comments for
16432 is_return_candidate and allocate_return_reg.
16433 (output_mov_vfp): Update assert.
16434 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
16436 (arm_invalid_parameter_type): Remove.
16437 (amr_invalid_return_type): Remove.
16438 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
16439 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
16440 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
16442 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
16444 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
16445 * config/aarch64/arch64-protos.h
16446 (aarch64_legitimize_reload_address): Remove.
16447 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
16450 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
16452 * configure.ac: Add ACX_NONCANONICAL_HOST.
16453 * configure: Regenerate.
16454 * Makefile.in: Set host_noncanonical.
16456 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
16459 * config/i386/i386.md (*movtf_internal): Before register allocation,
16460 do not allow FP constants for CM_MEDIUM memory model, allow only
16461 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
16462 (*movxf_internal): Ditto.
16463 (*movdf_internal): Ditto.
16464 (*movsf_internal): Ditto.
16466 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
16468 PR rtl-optimization/67483
16469 * combine.c (make_compound_operation): Don't call extract_left_shift
16470 with negative shift amounts.
16472 2016-05-13 Jakub Jelinek <jakub@redhat.com>
16475 * fold-const.c (fold_checksum_tree): Allow modification
16476 of TYPE_ALIAS_SET during folding.
16478 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
16479 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
16480 (ix86_split_to_parts): Likewise. Fix up formatting.
16482 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
16484 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
16485 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
16488 2016-05-13 Nathan Sidwell <nathan@acm.org>
16490 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
16491 (nvptx_name_replacement): Delete.
16492 (write_fn_proto, write_fn_proto_from_insn,
16493 nvptx_output_call_insn): Remove nvptx_name_replacement call.
16494 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
16495 * langhooks.c (add_builtin_funcction_common): Call
16496 targetm.mangle_decl_assembler_name.
16498 * config/nvptx/nvptx.c (write_fn_proto): Handle
16499 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
16501 2016-05-13 Martin Liska <mliska@suse.cz>
16503 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
16504 and PRIu64 in printf format.
16506 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16508 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
16511 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16513 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16514 Change --param max-completely-peeled-times to
16515 --param max-completely-peel-times in dump file printing.
16517 2016-05-13 Richard Biener <rguenther@suse.de>
16519 PR tree-optimization/42587
16520 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
16521 (find_bswap_or_nop_1): Likewise.
16522 (bswap_replace): Likewise.
16524 2016-05-13 Martin Liska <mliska@suse.cz>
16526 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
16527 Initialize a variable with default value.
16529 2016-05-13 Martin Liska <mliska@suse.cz>
16531 * doc/invoke.texi: Enhance explanation of error recovery
16534 2016-05-13 Martin Liska <mliska@suse.cz>
16536 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
16537 (struct cost_pair): Change inv_expr_id (int) to inv_expr
16538 (iv_inv_expr_ent *).
16539 (struct iv_inv_expr_ent): Comment struct fields.
16540 (sort_iv_inv_expr_ent): New function.
16541 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
16542 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
16543 a hash_map between iv_inv_expr_ent and number of usages.
16544 (niter_for_exit): Fix coding style.
16545 (tree_ssa_iv_optimize_init): Use renamed variable.
16546 (determine_base_object): Fix coding style.
16547 (alloc_iv): Likewise.
16548 (find_interesting_uses_outside): Likewise.
16549 (add_candidate_1): Likewise.
16550 (add_standard_iv_candidates): Likewise.
16551 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
16552 (prepare_decl_rtl): Fix coding style.
16553 (get_address_cost): Likewise.
16554 (get_shiftadd_cost): Likewise.
16555 (force_expr_to_var_cost): Likewise.
16556 (compare_aff_trees): Likewise.
16557 (get_expr_id): Restructure the function.
16558 (get_loop_invariant_expr_id): Renamed to
16559 get_loop_invariant_expr.
16560 (get_computation_cost_at): Replace usage of inv_expr_id with
16562 (get_computation_cost): Likewise.
16563 (determine_group_iv_cost_generic): Likewise.
16564 (determine_group_iv_cost_address): Likewise.
16565 (iv_period): Fix coding style.
16566 (iv_elimination_compare_lt): Likewise.
16567 (may_eliminate_iv): Likewise.
16568 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
16570 (determine_group_iv_costs): Dump invariant expressions.
16571 (iv_ca_recount_cost): Use the newly added hash_map.
16572 (iv_ca_set_remove_invariants): Fix coding style.
16573 (iv_ca_set_add_invariants): Fix coding style.
16574 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
16576 (iv_ca_set_cp): Likewise.
16577 (iv_ca_new): Initialize the newly added hash_map and remove
16578 initialization of fields.
16579 (iv_ca_free): Delete the hash_map.
16580 (iv_ca_dump): Dump invariant expressions.
16581 (iv_ca_extend): Fix coding style.
16582 (try_add_cand_for): Likewise.
16583 (create_new_ivs): Dump information about # of avg iterations and
16584 # of used invariant expressions.
16585 (rewrite_use_compare): Fix coding style.
16586 (free_loop_data): Set default value for max_inv_expr_id.
16588 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
16590 * cse.c (rest_of_handle_cse): Use cleanup_cfg
16591 returned value cse_cfg_altered computation.
16592 (rest_of_handle_cse2): Likewise.
16593 (rest_of_handle_cse_after_global_opts): Likewise.
16595 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16598 * config/arm/arm.c (arm32_output_mi_thunk): New.
16599 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
16600 to split Thumb1 vs TARGET_32BIT functionality.
16601 (arm_thumb1_mi_thunk): New.
16603 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16605 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
16608 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16611 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
16613 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
16615 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16616 (expand_builtin_trap): Emit a regular call.
16617 (set_builtin_user_assembler_name): Remove obsolete cases.
16618 * dse.c (scan_insn): Adjust.
16619 * except.c: Include calls.h.
16620 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16621 emit a regular call to setjmp.
16622 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16623 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16624 (emit_block_move_via_libcall): Delete.
16625 (block_move_fn): Delete.
16626 (init_block_move_fn): Likewise.
16627 (emit_block_move_libcall_fn): Likewise.
16628 (emit_block_op_via_libcall): New function.
16629 (set_storage_via_libcall): Tidy up and use memset builtin.
16630 (block_clear_fn): Delete.
16631 (init_block_clear_fn): Likewise.
16632 (clear_storage_libcall_fn): Likewise.
16633 (expand_assignment): Call emit_block_move_via_libcall.
16634 Do not include gt-expr.h.
16635 * expr.h (emit_block_op_via_libcall): Declare.
16636 (emit_block_copy_via_libcall): New inline function.
16637 (emit_block_move_via_libcall): Likewise.
16638 (emit_block_comp_via_libcall): Likewise.
16639 (block_clear_fn): Delete.
16640 (init_block_move_fn): Likewise.
16641 (init_block_clear_fn): Likewise.
16642 (emit_block_move_via_libcall): Likewise.
16643 (set_storage_via_libcall): Add default parameter value.
16644 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16645 (abort_libfunc): Delete.
16646 (memcpy_libfunc): Likewise.
16647 (memmove_libfunc): Likewise.
16648 (memcmp_libfunc): Likewise.
16649 (memset_libfunc): Likewise.
16650 (setbits_libfunc): Likewise.
16651 (setjmp_libfunc): Likewise.
16652 (longjmp_libfunc): Likewise.
16653 (profile_function_entry_libfunc): Likewise.
16654 (profile_function_exit_libfunc): Likewise.
16655 (gcov_flush_libfunc): Likewise.
16656 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16657 and DECL_VISIBILITY on the declaration.
16658 (init_optabs): Do not initialize obsolete libfuncs.
16659 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16660 * tree-core.h (ECF_RET1): Define.
16661 (ECF_TM_PURE): Adjust.
16662 (ECF_TM_BUILTIN): Likewise.
16663 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16664 (build_common_builtin_nodes): Initialize abort builtin.
16665 Add ECF_RET1 on memcpy, memmove and memset builtins.
16666 Pass final flags for alloca and alloca_with_align builtins.
16667 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16669 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16670 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16671 set_storage_via_libcall and call emit_block_copy_via_libcall.
16673 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16675 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16676 DImode before it is passed to ix86_output_call_operand.
16677 (*call_value_got_x32): Ditto for operand 1.
16679 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16681 PR rtl-optimization/70904
16682 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16683 reload for wide mode.
16685 2016-05-12 Marek Polacek <polacek@redhat.com>
16688 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16689 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16690 * langhooks.h (incomplete_type_error): Likewise.
16691 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16692 parameter, pass it down to incomplete_type_error.
16693 * tree.h (size_in_bytes): New inline overload.
16694 (size_in_bytes_loc): Renamed from size_in_bytes.
16696 2016-05-12 Richard Biener <rguenther@suse.de>
16698 PR tree-optimization/71059
16699 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16700 nary before looking up or entering the expression into the VN
16702 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16703 Make sure to re-use NARYs without result as inserted by
16706 2016-05-12 Richard Biener <rguenther@suse.de>
16708 PR tree-optimization/71062
16709 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16711 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16712 vars_contains_restrict if the var is a restrict tag.
16713 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16714 do not disambiguate pointers against it.
16715 (dump_points_to_solution): Re-structure and adjust for new
16716 vars_contains_restrict flag.
16717 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16719 2016-05-12 Martin Liska <mliska@suse.cz>
16721 * doc/invoke.texi: Explain connection between
16722 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16724 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16726 PR tree-optimization/71006
16727 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16728 consider COND_EXPR as a mask producer.
16730 2016-05-12 Marek Polacek <polacek@redhat.com>
16733 * opts.c (common_handle_option): Detect missing argument for --help^.
16735 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16738 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16739 when popping the PC and within an interrupt handler routine.
16740 Add missing tab to output of "ldmfd".
16741 (output_return_instruction): Output LDMFD with SP update rather
16742 than POP when returning from interrupt handler.
16744 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16746 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16747 TARGET_64BIT && TARGET_AVX512DQ.
16748 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16749 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16750 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16751 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16752 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16753 (*vec_extractv4si_zext): Add avx512dq alternative.
16754 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16755 use v instead of x constraint in other alternatives where possible.
16757 * config/i386/sse.md (sse2_loadld): Use v instead of x
16758 constraint in alternatives 0,1,4.
16760 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16761 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16762 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16765 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16766 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16767 is not emitted unless TARGET_AVX512BW.
16768 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16769 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16770 for the result operand.
16772 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16773 constraint instead of x in avx alternatives. Use maybe_evex instead
16776 * config/i386/constraints.md (Yv): New constraint.
16777 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16778 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16779 * config/i386/i386.md (avx512fvecmode): New mode attr.
16780 (*pushtf): Use v constraint instead of x.
16781 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16782 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16783 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16784 (*absnegtf2_sse): Likewise.
16785 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16786 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16787 avx512f alternatives.
16788 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16790 2016-05-12 Richard Biener <rguenther@suse.de>
16792 PR tree-optimization/71060
16793 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16794 require exact match of DR_BASE_OBJECT but only matching address and
16797 2016-05-12 Richard Biener <rguenther@suse.de>
16799 PR tree-optimization/70986
16800 * cfganal.c: Include cfgloop.h.
16801 (dfs_find_deadend): Prefer to take edges exiting loops.
16803 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16805 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16806 compile and run time.
16808 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16811 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16813 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16815 * config/i386/i386.c (legitimize_pic_address): Use
16816 copy_to_suggested_reg instead of gen_movsi.
16818 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16820 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16821 the code into quad_address_p and call it to share code with
16822 vsx_quad_dform_memory_operand.
16823 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16825 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16826 bit instead of being a separate word. Split -mpower9-dform into
16827 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16828 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16829 for the register class supporting 128-bit quad word memory offsets.
16830 (mode_supports_vsx_dform_quad): Helper function to return if the
16831 register class uses quad word memory offsets.
16832 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16833 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16834 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16835 instructions are enabled, set up the appropriate addr_masks for
16837 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16838 -mpower9-dform-scalar, instead of -mpower9-dform.
16839 (rs6000_option_override_internal): Split -mpower9-dform into two
16840 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16841 -mpower9-dform switch sets or clears both. If we are not using
16842 the LRA register allocator, do not enable -mpower9-dform-vector by
16843 default. If we are using LRA, enable -mpower9-dform-vector and
16844 -mvsx-timode if it is appropriate. Issue a warning if either
16845 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16847 (quad_address_offset_p): New helper function to return if the
16848 offset is legal for quad word memory instructions.
16849 (quad_address_p): New function to determin if GPR or vector
16850 register quad word memory addresses are legal.
16851 (mem_operand_gpr): Validate quad word address offsets.
16852 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16853 d-form (register + offset) instructions.
16854 (offsettable_ok_by_alignment): Likewise.
16855 (rs6000_legitimate_offset_address_p): Likewise.
16856 (legitimate_lo_sum_address_p): Likewise.
16857 (rs6000_legitimize_address): Likewise.
16858 (rs6000_legitimize_reload_address): Add more debug statements for
16860 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16861 d-form instructions.
16862 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16863 d-form instructions. Distinguish different cases in debug
16864 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16865 d-form instructions.
16866 (rs6000_preferred_reload_class): Likewise.
16867 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16868 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16869 of the ISA 2.06 indexed memory instructions.
16870 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16871 use them to save/restore the saved vector registers instead of
16872 using Altivec instructions.
16873 (rs6000_emit_epilogue): Likewise.
16874 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16875 (rs6000_opt_masks): Split -mpower9-dform into
16876 -mpower9-dform-scalar and -mpower9-dform-vector.
16877 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16879 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16880 ISA 3.0 vector indexed memory instructions, and fold the code into
16881 the normal mov<mode> patterns.
16882 (p9_vecstore_<mode>): Likewise.
16883 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16885 (vsx_movti_64bit): Likewise.
16886 (vsx_movti_32bit): Likewise.
16887 * config/rs6000/constraints.md (wO constraint): New constraint for
16888 ISA 3.0 vector d-form support.
16889 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16890 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16891 include -mpower9-dform-vector until we switch over to LRA.
16892 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16893 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16894 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16895 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16896 for -mpower9-dform and -mlra.
16897 * doc/md.texi (wO constraint): Document wO constraint.
16899 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16901 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16902 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16903 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16904 Move handling of non-insn arguments inline into the sole user:
16905 (output_trans_func): ...here.
16906 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16907 in emitted function prototype.
16908 (output_internal_insn_latency_func): Ditto. Simplify.
16909 (output_internal_maximal_insn_latency_func): Ditto. Delete
16910 always-unused argument.
16911 (output_insn_latency_func): Ditto.
16912 (output_maximal_insn_latency_func): Ditto.
16914 2016-05-11 Richard Biener <rguenther@suse.de>
16916 PR tree-optimization/71055
16917 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16918 sth with precision not equal to access size verify we don't chop
16921 2016-05-11 Richard Biener <rguenther@suse.de>
16924 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16925 (dwarf2out_finish): Move retry_incomplete_types call ...
16926 (dwarf2out_early_finish): ... here.
16928 2016-05-11 Richard Biener <rguenther@suse.de>
16930 PR middle-end/71002
16931 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16932 if the langhook insists on it.
16933 * fold-const.c (make_bit_field_ref): Add arg for the original
16934 reference and preserve its alias-set.
16935 (decode_field_reference): Take exp by reference and adjust it
16936 to the original memory reference.
16937 (optimize_bit_field_compare): Adjust callers.
16938 (fold_truth_andor_1): Likewise.
16939 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16941 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16943 PR middle-end/70807
16944 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16945 * cfgrtl.c (delete_insn_and_edges): Likewise.
16946 * config/i386/i386.c (convert_scalars_to_vector): Remove
16948 * cse.c (cse_insn): Compute cse_cfg_altered.
16949 (delete_trivially_dead_insns): Likewise.
16950 (cse_cc_succs): Likewise.
16951 (rest_of_handle_cse): Free dominance info if required.
16952 (rest_of_handle_cse2): Likewise.
16953 (rest_of_handle_cse_after_global_opts): Likewise.
16955 2016-05-11 Alan Modra <amodra@gmail.com>
16957 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16958 abi_v4_pass_in_fpr): New functions.
16959 (rs6000_function_arg_boundary): Exclude complex IBM long double
16960 from 64-bit alignment when ABI_V4.
16961 (rs6000_function_arg, rs6000_function_arg_advance_1,
16962 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16964 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16966 PR rtl-optimization/71028
16967 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16968 jump with just a return in the fallthrough block if the branch
16969 block contains just a return as well.
16971 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16973 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16974 * match.pd ((X & Y) ^ Y): ... this.
16975 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16976 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16978 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16980 * read-md.c (require_char_ws): New function.
16981 (read_string): Simplify using require_char_ws.
16982 (handle_constants): Likewise.
16983 (handle_enum): Likewise.
16984 (handle_file): Likewise.
16985 * read-md.h (require_char_ws): New declaration.
16986 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16987 (read_mapping): Likewise.
16988 (read_rtx_code): Likewise.
16989 (read_nested_rtx): Likewise.
16991 2016-05-10 James Norris <jnorris@codesourcery.com>
16993 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16994 if offloading is enabled and -fopenacc or -fopenmp is specified.
16995 (CRTOFFLOADEND): Likewise.
16996 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16997 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16999 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
17001 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
17002 gotoff_operand code paths. Use copy_to_suggested_regs and
17003 expand_simple_binop where appropriate. Cleanup.
17005 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17008 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
17010 (dimode_scalar_chain::vector_const_cost): New.
17011 (dimode_scalar_chain::compute_convert_gain): Handle constants.
17012 (dimode_scalar_chain::convert_op): Likewise.
17013 (dimode_scalar_chain::convert_insn): Likewise.
17015 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17017 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
17018 unary operation, not a binary one.
17020 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17022 PR middle-end/70877
17023 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
17024 calls with type casted fndecl.
17026 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17028 PR tree-optimization/70786
17029 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
17030 * calls.c (initialize_argument_information): Bind bounds
17031 with corresponding args passed by reference.
17033 2016-05-10 Jakub Jelinek <jakub@redhat.com>
17036 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
17037 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
17038 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
17041 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17044 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
17045 code for a zero scale factor.
17046 (vsx_xvcvdpuxds_scale): Likewise.
17048 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17050 * diagnostic-show-locus.c (layout::layout): Call show_ruler
17051 if show_ruler_p was set on the context.
17052 (layout::show_ruler): New method.
17053 * diagnostic.h (struct diagnostic_context): Add field
17056 2016-05-10 Richard Biener <rguenther@suse.de>
17058 PR tree-optimization/71039
17059 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
17060 (chk_uses): New function.
17061 (propagate_with_phi): Verify we can safely replicate the lhs of an
17062 aggregate assignment on all incoming edges.
17064 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
17066 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
17068 (rx_atomic_sequence): New class.
17069 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
17070 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
17072 (rx_atomic_sequence::rx_atomic_sequence,
17073 rx_atomic_sequence::~rx_atomic_sequence): New functions.
17074 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
17075 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
17076 CTRLREG_INTB): New constants.
17077 (FETCHOP): New code iterator.
17078 (fethcop_name, fetchop_name2): New iterator code attributes.
17079 (QIHI): New mode iterator.
17080 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
17081 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
17082 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
17084 2016-05-10 Martin Liska <mliska@suse.cz>
17086 * tree-inline.c (remap_dependence_clique): Do not remap
17087 debugging statements.
17089 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17091 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
17092 ("*fixuns_truncdfdi2_z13")
17093 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
17094 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
17095 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
17097 2016-05-10 Richard Biener <rguenther@suse.de>
17099 PR tree-optimization/70497
17100 PR tree-optimization/28367
17101 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
17103 (visit_reference_op_load): ... here.
17104 (vn_reference_lookup_3): Use it to handle subreg-like accesses
17105 with simplified BIT_FIELD_REFs.
17106 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
17107 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
17110 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17112 * dwarf2out.c (add_abstract_origin_attribute): Adjust
17113 documentation comment. For BLOCK nodes, add a
17114 DW_AT_abstract_origin attribute that points to the DIE generated
17115 for the origin BLOCK.
17116 (gen_lexical_block_die): Call add_abstract_origin_attribute for
17117 blocks from inlined functions.
17119 2016-05-10 Alan Modra <amodra@gmail.com>
17122 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
17123 regrename modifying insns saving lr before __morestack call.
17124 * config/rs6000/rs6000.md (split_stack_return): Similarly for
17125 insns restoring lr after __morestack call.
17127 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17129 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17130 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17132 * config/i386/sse.md (vec_interleave_high<mode>,
17133 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17134 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17136 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17138 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17139 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17140 parallel reassociation for power8 and forward.
17142 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.md (absneg splitters with general regs): Use
17145 general_reg_operand predicate.
17146 (btsq peephole2): Use x86_64_immediate_operand to check if new
17147 value is suitable for immediate operand. Generate emitted insn
17148 using RTL expressions.
17149 (btcq peephole2): Ditto.
17150 (btrq peephole2): Ditto. Generate correct immediate operand
17153 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17155 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17158 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17160 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17161 pointer dereference.
17163 2016-05-09 Richard Biener <rguenther@suse.de>
17165 PR tree-optimization/70985
17166 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17167 op0 isn't a gimple register.
17169 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17171 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17172 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17173 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17174 (i6400_fpu_mult): New cpu units.
17175 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17176 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17177 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17178 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17179 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17180 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17181 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17182 (i6400_msa_long_float4, i6400_msa_long_float5)
17183 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17184 (i6400_msa_fdiv_sf): New reservations.
17185 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17186 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17187 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17188 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17189 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17190 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17191 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17192 (msa_short_store4, msa_long_load, msa_short_store)
17193 (msa_long_logic, msa_long_float2, msa_long_float4)
17194 (msa_long_float5, msa_long_float8, msa_long_mult)
17195 (msa_long_fdiv, msa_long_div): New reservations.
17197 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17198 Sameera Deshpande <sameera.deshpande@imgtec.com>
17199 Matthew Fortune <matthew.fortune@imgtec.com>
17200 Graham Stott <graham.stott@imgtec.com>
17201 Chao-ying Fu <chao-ying.fu@imgtec.com>
17203 * config.gcc: Add MSA header file for mips*-*-* target.
17204 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17205 (Ubv8i, Urv8): New constraints.
17206 * config/mips/mips-ftypes.def: Add function types for MSA
17208 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17209 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
17210 * config/mips/mips-msa.md: New file.
17211 * config/mips/mips-protos.h
17212 (mips_split_128bit_const_insns): New prototype.
17213 (mips_msa_idiv_insns): Likewise.
17214 (mips_split_128bit_move): Likewise.
17215 (mips_split_128bit_move_p): Likewise.
17216 (mips_split_msa_copy_d): Likewise.
17217 (mips_split_msa_insert_d): Likewise.
17218 (mips_split_msa_fill_d): Likewise.
17219 (mips_expand_msa_branch): Likewise.
17220 (mips_const_vector_same_val_p): Likewise.
17221 (mips_const_vector_same_bytes_p): Likewise.
17222 (mips_const_vector_same_int_p): Likewise.
17223 (mips_const_vector_shuffle_set_p): Likewise.
17224 (mips_const_vector_bitimm_set_p): Likewise.
17225 (mips_const_vector_bitimm_clr_p): Likewise.
17226 (mips_msa_vec_parallel_const_half): Likewise.
17227 (mips_msa_output_division): Likewise.
17228 (mips_ldst_scaled_shift): Likewise.
17229 (mips_expand_vec_cond_expr): Likewise.
17230 * config/mips/mips.c (enum mips_builtin_type): Add
17231 MIPS_BUILTIN_MSA_TEST_BRANCH.
17232 (mips_gen_const_int_vector_shuffle): New prototype.
17233 (mips_const_vector_bitimm_set_p): New function.
17234 (mips_const_vector_bitimm_clr_p): Likewise.
17235 (mips_const_vector_same_val_p): Likewise.
17236 (mips_const_vector_same_bytes_p): Likewise.
17237 (mips_const_vector_same_int_p): Likewise.
17238 (mips_const_vector_shuffle_set_p): Likewise.
17239 (mips_symbol_insns): Forbid loading symbols via immediate for
17241 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17243 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17245 (mips_lx_address_p): Add support load indexed address for MSA.
17246 (mips_address_insns): Add calculation of instructions needed for
17247 stores and loads for MSA.
17248 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17249 CONST_VECTOR for MSA and let it fall through.
17250 (mips_ldst_scaled_shift): New function.
17251 (mips_subword_at_byte): Likewise.
17252 (mips_msa_idiv_insns): Likewise.
17253 (mips_legitimize_move): Validate MSA moves.
17254 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17255 calculation of costs for MSA division.
17256 (mips_split_move_p): Check if MSA moves need splitting.
17257 (mips_split_move): Split MSA moves if necessary.
17258 (mips_split_128bit_move_p): New function.
17259 (mips_split_128bit_move): Likewise.
17260 (mips_split_msa_copy_d): Likewise.
17261 (mips_split_msa_insert_d): Likewise.
17262 (mips_split_msa_fill_d): Likewise.
17263 (mips_output_move): Handle MSA moves.
17264 (mips_expand_msa_branch): New function.
17265 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17266 Reinstate 'y' modifier.
17267 (mips_file_start): Add MSA .gnu_attribute.
17268 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17270 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17271 (mips_class_max_nregs): Add register size for MSA supported mode.
17272 (mips_cannot_change_mode_class): Allow conversion between MSA
17273 vector modes and TImode.
17274 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17276 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17277 (mips_preferred_simd_mode): Add preffered modes for MSA.
17278 (mips_vector_mode_supported_p): Add MSA supported modes.
17279 (mips_autovectorize_vector_sizes): New function.
17280 (mips_msa_output_division): Likewise.
17281 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17282 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17283 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17284 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17285 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17286 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17287 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17288 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17289 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17290 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17291 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17292 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
17293 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
17294 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
17295 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
17296 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
17297 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
17298 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
17299 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
17300 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
17301 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
17302 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
17303 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
17304 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
17305 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
17306 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
17307 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
17308 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
17309 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
17310 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
17311 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
17312 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
17313 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
17314 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
17315 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
17316 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
17317 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
17318 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
17319 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
17320 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
17321 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
17322 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
17323 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
17324 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
17325 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17326 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17327 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17328 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17329 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
17330 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
17331 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
17332 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
17333 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
17334 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
17335 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
17336 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
17337 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
17338 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
17339 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
17340 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
17341 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
17342 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
17343 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
17344 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
17345 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
17346 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
17347 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
17348 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
17349 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
17350 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
17351 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
17352 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
17353 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
17354 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
17355 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
17356 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
17357 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
17358 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
17359 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
17360 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
17361 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
17362 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
17363 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
17364 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
17365 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
17366 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
17367 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
17368 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
17369 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
17370 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
17371 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
17372 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
17373 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
17374 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
17375 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
17376 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
17377 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
17378 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
17379 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
17380 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
17381 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
17382 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
17383 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
17384 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
17385 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
17386 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
17387 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
17388 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
17389 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
17390 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
17391 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
17392 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
17393 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
17394 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
17395 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
17396 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
17397 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
17398 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
17399 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
17400 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
17401 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
17402 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
17403 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
17404 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
17405 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
17406 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
17407 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
17408 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
17409 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
17410 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
17411 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
17412 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
17413 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
17414 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
17415 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
17416 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
17417 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
17418 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
17419 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
17420 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
17421 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
17422 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
17423 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
17424 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
17425 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
17426 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
17427 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
17428 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
17429 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
17430 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
17431 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
17433 (mips_get_builtin_decl_index): New array.
17434 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
17435 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
17436 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
17437 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
17438 (mips_init_builtins): Initialize mips_get_builtin_decl_index
17440 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
17442 (mips_expand_builtin_insn): Prepare operands for
17443 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
17444 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
17445 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
17446 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
17447 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
17448 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
17449 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
17450 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
17451 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
17452 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
17453 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
17454 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
17455 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
17456 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
17457 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
17458 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
17459 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
17460 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
17461 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
17462 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
17463 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
17464 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
17465 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
17466 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
17467 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
17468 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
17469 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
17470 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
17471 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
17472 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
17473 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
17474 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
17475 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
17476 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
17477 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
17478 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
17479 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
17480 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
17481 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
17482 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
17483 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
17484 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
17485 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
17486 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
17487 These are set implicitly and an error is reported if overridden.
17488 (mips_expand_builtin_msa_test_branch): New function.
17489 (mips_expand_msa_shuffle): Likewise.
17490 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
17491 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
17492 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
17493 (mips_expand_vec_unpack): Add support for MSA.
17494 (mips_expand_vector_init): Likewise.
17495 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
17496 instead of const0_rtx.
17497 (mips_msa_vec_parallel_const_half): New function.
17498 (mips_gen_const_int_vector): Likewise.
17499 (mips_gen_const_int_vector_shuffle): Likewise.
17500 (mips_expand_msa_cmp): Likewise.
17501 (mips_expand_vec_cond_expr): Likewise.
17502 * config/mips/mips.h
17503 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
17504 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
17506 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
17507 (ISA_HAS_MSA): New macro.
17508 (UNITS_PER_MSA_REG): Likewise.
17509 (BITS_PER_MSA_REG): Likewise.
17510 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
17511 (MSA_REG_FIRST): New macro.
17512 (MSA_REG_LAST): Likewise.
17513 (MSA_REG_NUM): Likewise.
17514 (MSA_REG_P): Likewise.
17515 (MSA_REG_RTX_P): Likewise.
17516 (MSA_SUPPORTED_MODE_P): Likewise.
17517 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
17518 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
17519 * config/mips/mips.md: Include mips-msa.md.
17520 (alu_type): Add simd_add.
17521 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
17522 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
17523 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
17524 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
17525 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
17526 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
17527 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
17528 simd_move, simd_load, simd_store. Choose "multi" for moves
17530 (qword_mode): New attribute.
17531 (insn_count): Add instruction count for quad moves.
17532 Increase the count for MIPS SIMD division.
17533 (UNITMODE): Add UNITMODEs for vector types.
17534 (addsub): New code iterator.
17535 * config/mips/mips.opt (mmsa): New option.
17536 * config/mips/msa.h: New file.
17537 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
17539 * config/mips/mti-linux.h: Likewise.
17540 * config/mips/predicates.md
17541 (const_msa_branch_operand): New constraint.
17542 (const_uimm3_operand): Likewise.
17543 (const_uimm4_operand): Likewise.
17544 (const_uimm5_operand): Likewise.
17545 (const_uimm8_operand): Likewise.
17546 (const_imm5_operand): Likewise.
17547 (aq10b_operand): Likewise.
17548 (aq10h_operand): Likewise.
17549 (aq10w_operand): Likewise.
17550 (aq10d_operand): Likewise.
17551 (const_m1_operand): Likewise.
17552 (reg_or_m1_operand): Likewise.
17553 (const_exp_2_operand): Likewise.
17554 (const_exp_4_operand): Likewise.
17555 (const_exp_8_operand): Likewise.
17556 (const_exp_16_operand): Likewise.
17557 (const_vector_same_val_operand): Likewise.
17558 (const_vector_same_simm5_operand): Likewise.
17559 (const_vector_same_uimm5_operand): Likewise.
17560 (const_vector_same_uimm6_operand): Likewise.
17561 (const_vector_same_uimm8_operand): Likewise.
17562 (par_const_vector_shf_set_operand): Likewise.
17563 (reg_or_vector_same_val_operand): Likewise.
17564 (reg_or_vector_same_simm5_operand): Likewise.
17565 (reg_or_vector_same_uimm6_operand): Likewise.
17566 * doc/extend.texi (MIPS SIMD Architecture Functions): New
17568 * doc/invoke.texi (-mmsa): Document new option.
17570 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17572 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
17573 * configure: Regenerate.
17574 * config.in: Regenerate.
17575 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
17576 on -fvtable-verify.
17577 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
17578 (ENDFILE_VTV_SPEC): Define.
17580 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
17582 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
17583 registers in all interrupt handlers if necessary.
17584 (rl78_option_override): Add warning.
17585 (MUST_SAVE_MDUC_REGISTERS): New macro.
17586 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
17587 * config/rl78/rl78.c (check_mduc_usage): New function.
17588 (mduc_regs): New structure to hold MDUC register data.
17589 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
17590 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
17591 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
17592 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
17593 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
17594 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
17596 2016-05-09 Bin Cheng <bin.cheng@arm.com>
17598 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
17599 (tree-ssa-loop-niter.h): Ditto.
17600 (idx_within_array_bound, ref_within_array_bound): New functions.
17601 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
17602 Factor out check on writable base object to ...
17603 (base_object_writable): ... here.
17605 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17607 * config/arm/arm.md (probe_stack): Add modes to set source
17610 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
17612 * regrename.c (base_reg_class_for_rename): New static function.
17613 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
17615 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17617 * cgraph.c (thunk_adjust): Export.
17618 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17619 * cgraphunit.c (thunk_adjust): Export.
17620 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17622 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17624 * tree-inline.c (expand_call_inline): Expand thunks inline.
17626 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17629 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17630 (*sse2_vd_cvtss2sd): Ditto.
17631 * config/i386/i386.md
17632 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17633 Generate *sse2_vd_cvtsd2ss pattern.
17634 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17635 Generate *sse2_vd_cvtss2sd pattern.
17637 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17639 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17640 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17643 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17645 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17646 * config/sh/sh.c: Define and declare variables on first use throughout
17648 (current_function_interrupt): Change to bool type.
17649 (frame_insn): Rename to emit_frame_insn and update users.
17650 (push_regs): Use bool for 'interrupt_handler' argument.
17651 (save_schedule_s): Remove.
17652 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17653 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17654 targetm.asm_out.unaligned_op.di.
17655 (gen_far_branch): Remove redundant forward declaration.
17656 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17657 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17658 (sh_set_return_address, sh_function_ok_for_sibcall,
17659 scavenge_reg): Update comments.
17660 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17661 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17662 (sh_attr_renesas_p): Remove unnecessary parentheses.
17663 (branch_dest): Simplify.
17664 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17665 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17666 (CUMULATIVE_ARGS): Change macro to typedef.
17667 (current_function_interrupt): Change to bool type.
17668 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17669 Surround with __cplusplus ifdef.
17670 (sh_compare_op0, sh_compare_op1): Remove.
17671 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17673 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17675 * config/arm/arm.md: (arch): Add neon.
17676 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17677 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17678 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17679 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17680 attributes for alt renumbering. Mark alt 3 as non-predicable.
17681 (thumb2_movdf_vfp): Likewise.
17683 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17685 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17686 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17687 (*andqi_1): Add preferred_for_speed attribute to disparage
17688 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17689 (*<code>qi_1): Ditto.
17690 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17691 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17692 (*ashlqi3_1): Ditto.
17693 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17694 Add preferred_for_size attribute to disparage alternative 0 and
17695 preferred_for_speed attribute to disparage alternative 1 for
17696 TARGET_PARTIAL_REG_STALL targets.
17698 2016-05-07 Tom de Vries <tom@codesourcery.com>
17700 PR tree-optimization/70956
17701 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17704 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17706 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17707 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17708 * config/sh/sh.md (branch_zero): Remove define_attr.
17709 (define_delay): Disable delay slot if branch distance is one insn.
17711 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17713 * config/i386/i386.md (LEAMODE): New mode attribute.
17714 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17715 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17716 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17717 operand 2 predicate.
17718 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17719 (*lea<mode>_general_3): Ditto.
17720 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17722 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17724 * genmddump.c (main): Convert argv from char ** to const char **.
17726 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17728 * coretypes.h (OVERRIDE): New macro.
17729 (FINAL): New macro.
17731 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17733 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17734 allow coalescing if the types are compatible.
17736 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17738 * pass_manager.h (pass_manager::register_pass_name): New method.
17739 (pass_manager::get_pass_by_name): New method.
17740 (pass_manager::create_pass_tab): New method.
17741 (pass_manager::m_name_to_pass_map): New field.
17742 * passes.c (name_to_pass_map): Delete global in favor of field
17743 "m_name_to_pass_map" of pass_manager.
17744 (register_pass_name): Rename from a function to...
17745 (pass_manager::register_pass_name): ...this method, updating
17746 for renaming of global "name_to_pass_map" to field
17747 "m_name_to_pass_map".
17748 (create_pass_tab): Rename from a function to...
17749 (pass_manager::create_pass_tab): ...this method, updating
17750 for renaming of global "name_to_pass_map" to field.
17751 (get_pass_by_name): Rename from a function to...
17752 (pass_manager::get_pass_by_name): ...this method.
17753 (enable_disable_pass): Convert use of get_pass_by_name to
17754 a method call, locating the pass_manager singleton.
17756 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17758 * genattr-common.c (main): Convert argv from char ** to const char **.
17759 * genattr.c (main): Likewise.
17760 * genattrtab.c (main): Likewise.
17761 * genautomata.c (initiate_automaton_gen): Likewise.
17763 * gencodes.c (main): Likewise.
17764 * genconditions.c (main): Likewise.
17765 * genconfig.c (main): Likewise.
17766 * genconstants.c (main): Likewise.
17767 * genemit.c (main): Likewise.
17768 * genenums.c (main): Likewise.
17769 * genextract.c (main): Likewise.
17770 * genflags.c (main): Likewise.
17771 * genmddeps.c (main): Likewise.
17772 * genopinit.c (main): Likewise.
17773 * genoutput.c (main): Likewise.
17774 * genpeep.c (main): Likewise.
17775 * genpreds.c (main): Likewise.
17776 * genrecog.c (main): Likewise.
17777 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17778 (init_rtx_reader_args): Likewise.
17779 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17780 (init_rtx_reader_args): Likewise.
17781 * gentarget-def.c (main): Likewise.
17782 * read-md.c (read_md_files): Likewise.
17783 * read-md.h (read_md_files): Likewise.
17785 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17787 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17788 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17789 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17790 Remove unused predicate.
17791 (register_and_not_fp_reg_operand): Ditto.
17793 2016-05-06 Martin Liska <mliska@suse.cz>
17795 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17796 instead of vec as the vector is local to the function.
17798 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17800 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17801 avx512bw alternative.
17803 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17804 before the ashr<mode>3 pattern.
17806 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17807 v instead of x in vex or maybe_vex alternatives, use
17808 maybe_evex instead of vex in prefix.
17810 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17811 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17812 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17813 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17816 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17817 v instead of x in vex or maybe_vex alternatives, use
17818 maybe_evex instead of vex in prefix.
17820 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17821 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17822 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17823 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17824 alternatives, use maybe_evex instead of vex in prefix.
17826 * config/i386/sse.md (vec_interleave_lowv4sf,
17827 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17828 v instead of x in vex or maybe_vex alternatives, use
17829 maybe_evex instead of vex in prefix.
17831 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17832 v instead of x in vex or maybe_vex alternatives, use
17833 maybe_evex instead of vex in prefix.
17835 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17836 v constraint instead of x.
17838 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17840 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17841 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17844 2016-05-06 Richard Biener <rguenther@suse.de>
17846 PR tree-optimization/70948
17847 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17848 Properly clobber all fields of va_list for __builtin_va_start.
17850 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17853 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17854 loop latch destination.
17856 2016-05-06 Martin Liska <mliska@suse.cz>
17858 * tree-ssa-uninit.c: Apply manual changes
17859 to the GNU coding style.
17860 (prune_uninit_phi_opnds): Rename from
17861 prune_uninit_phi_opnds_in_unrealizable_paths.
17863 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17865 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17866 mspace): Remove deprecated options.
17867 * doc/invoke.texi (SH options): Remove -mspace.
17869 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17871 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17873 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17875 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17876 corresponding combine split pattern.
17878 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17881 * config/sh/predicates.md (long_displacement_mem_operand): New.
17882 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17883 Add movi20, movi20s alternatives. Adjust length attribute for
17885 (movsi_ie): Allow for any FPU. Adjust length attribute for
17887 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17888 attribute for alternatives.
17889 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17890 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17891 length attribute for alternatives.
17893 2016-05-06 Richard Biener <rguenther@suse.de>
17895 PR tree-optimization/70960
17896 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17898 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17901 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17902 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17904 2016-05-06 Marek Polacek <polacek@redhat.com>
17907 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17909 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17912 * config/sh/sh.md (*rotcr): Add another variant.
17914 2016-05-06 Richard Biener <rguenther@suse.de>
17916 PR middle-end/70931
17917 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17919 2016-05-06 Richard Biener <rguenther@suse.de>
17921 PR middle-end/70941
17922 * fold-const.c (split_tree): Always convert to the original type
17925 2016-05-06 Richard Biener <rguenther@suse.de>
17927 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17928 (fwprop_addr): Likewise.
17930 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17933 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17935 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17936 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17937 the splitter condition.
17938 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17939 the splitter condition.
17940 (FP float_extend load splitter): Ditto.
17942 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17944 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17945 to REGNO in all peephole2 patterns.
17946 (post-reload splitters): Change true_regnum to REGNO in
17947 post-reload splitters.
17948 (zero_extend splitters): Use general_reg_operand and
17949 nonimmediate_gr_operand predicates.
17951 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17953 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17954 v constraint instead of x.
17956 2016-05-05 Alan Modra <amodra@gmail.com>
17959 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17960 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17961 TARGET_NO_FP_IN_TOC for -mrelocatable.
17962 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17963 TARGET_RELOCATABLE test.
17964 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17965 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17966 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17967 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17968 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17969 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17970 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17971 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17972 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17973 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17975 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17976 (rs6000_stack_info): Likewise.
17977 (rs6000_elf_asm_out_constructor): Likewise.
17978 (rs6000_elf_asm_out_destructor): Likewise.
17979 (rs6000_elf_declare_function_name): Likewise.
17980 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17981 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17984 2016-05-05 Alan Modra <amodra@gmail.com>
17986 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17988 2016-05-05 Alan Modra <amodra@gmail.com>
17990 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17991 out-of-line gpr restore for one or two regs if that would add
17994 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17997 * config/i386/i386.md
17998 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17999 Change to post-epilogue_completed late splitter. Use sse_reg_operand
18000 as operand 0 predicate.
18001 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
18003 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
18004 Ditto. Emit the pattern using RTX.
18006 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
18007 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
18008 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
18009 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
18011 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
18012 sse_reg_operand as operand 0 predicate.
18014 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
18015 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
18016 instead of gen_rtx_REG.
18017 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
18020 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18022 * function.c (emit_use_return_register_into_block): Delete.
18023 (gen_return_pattern): Delete.
18024 (emit_return_into_block): Delete.
18025 (active_insn_between): Delete.
18026 (convert_jumps_to_returns): Delete.
18027 (emit_return_for_exit): Delete.
18028 (thread_prologue_and_epilogue_insns): Delete all code dealing with
18029 simple_return for shrink-wrapped blocks.
18030 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
18031 end of blocks that need one.
18032 (get_unconverted_simple_return): Delete.
18033 (convert_to_simple_return): Delete.
18034 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
18035 (convert_to_simple_return): Ditto.
18037 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18039 * cfgcleanup.c (bb_is_just_return): New function.
18040 (try_optimize_cfg): Simplify jumps to return, branches to return,
18041 and branches around return.
18043 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18045 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
18046 branch to a return.
18048 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18052 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
18053 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
18054 assert flags & OEP_HASH_CHECK, instead of asserting it
18055 never happens. Handle TARGET_EXPR.
18056 * fold-const.c (operand_equal_p): For hash verification,
18057 or in OEP_HASH_CHECK into flags.
18059 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
18061 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
18063 (compute_samebase_partition_bases): Fix typo.
18065 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18067 * config/i386/sse.md (vec_interleave_highv8sf,
18068 vec_interleave_lowv8sf, vec_interleave_highv4df,
18069 vec_interleave_lowv4df): Remove constraints from expanders.
18071 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
18073 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18075 * tree-inline.c (expand_call_inline): Fix path dealing with
18076 making lhs of call statement undefined.
18078 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18080 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
18081 Check availability on NODE, too.
18082 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
18083 (cgraph_node::call_for_symbol_and_aliases): Likewise.
18084 (varpool_node::call_for_symbol_and_aliase): Likewise.
18085 * ipa-pure-const.c (add_new_function): Analyze all bodies.
18086 (propagate_pure_const): Propagate across interposable functions, too.
18087 (skip_function_for_local_pure_const): Do not skip interposable bodies
18089 (pass_local_pure_const::execute): Update.
18091 2016-05-04 Marek Polacek <polacek@redhat.com>
18093 * doc/invoke.texi: Document -Wdangling-else.
18095 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18097 * config.gcc: Error out when conflicting multilib is detected. Do not
18098 loop over multilibs since no combination is legal.
18100 2016-05-04 Alan Modra <amodra@gmail.com>
18102 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
18103 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
18104 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18107 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
18109 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
18110 Clean up p5600 comments.
18112 2016-05-04 Richard Biener <rguenther@suse.de>
18114 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
18115 constructor simplifications.
18116 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
18118 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
18120 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
18121 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
18122 result.set_rtx is null instead of aborting.
18123 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
18125 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
18126 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18127 *mov<mode>_store_postinc): New patterns.
18129 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18131 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18132 as commutative. Check both conversions are NOP.
18133 ((A & B) OP (C & B)): Remove.
18135 2016-05-04 Alan Modra <amodra@gmail.com>
18137 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18139 2016-05-04 Alan Modra <amodra@gmail.com>
18142 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18143 when cr2,3,4 are all fixed regs.
18145 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18147 PR rtl-optimization/57193
18148 * opts.c (default_options_table): Revert OPT_frename_registers change.
18149 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18151 2016-05-03 Martin Sebor <msebor@redhat.com>
18154 * builtins.c (fold_builtin_FILE): New function.
18155 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18156 (fold_builtin_0): Call them.
18157 * gimplify.c (gimplify_call_expr): Remove the handling of
18158 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18161 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18162 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18166 * doc/extend.texi (Function Names as Strings): Update __func__,
18167 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18170 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18171 Richard Biener <rguenther@suse.de>
18173 PR tree-optimization/70916
18174 * tree-if-conv.c: Include cfganal.h.
18175 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18176 and remove_fake_exit_edges around the optimization pass.
18178 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18180 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18181 (cgraph_edge::make_direct): Likewise.
18182 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18183 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18184 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18185 (CIF_THUNK): New code.
18186 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18187 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18188 (compute_inline_parameters): Set inline_failed for thunks.
18189 (inline_analyze_function): Cleanup.
18190 * ipa-inline.c (can_inline_edge_p): Do not deal with
18191 call_stmt_cannot_inline_p.
18192 (can_early_inline_edge_p): Likewise.
18193 (early_inliner): Initialize inline_failed.
18194 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18196 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18198 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18199 from nonimm_ssenomem_operand.
18200 (nonimm_ssenomem_operand): New predicate.
18201 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18202 as operand 0 predicate.
18203 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18204 Disable unsupported alternatives using "enabled" attribute.
18205 Use register_ssemem_operand as operand 0 predicate.
18206 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18208 2016-05-03 Marek Polacek <polacek@redhat.com>
18211 * input.c (expansion_point_location): New function.
18212 * input.h (expansion_point_location): Declare.
18214 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
18216 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
18217 occurence with frame_offset_ ones.
18219 2016-05-03 Alan Modra <amodra@gmail.com>
18221 PR rtl-optimization/70890
18222 * ira.c (combine_and_move_insns): When moving def_insn, remove
18223 equivs on use_insn.
18225 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
18227 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
18228 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
18229 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
18230 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18232 2016-05-03 Alan Modra <amodra@gmail.com>
18234 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18235 for SAVE_MULTIPLE/STORE_MULTIPLE.
18237 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18239 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18240 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18242 2016-05-03 Richard Biener <rguenther@suse.de>
18244 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18246 (gimplify_arg): Likewise.
18247 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18248 re-writing the result to a decl if required.
18249 (internal_get_tmp_var): Add allow_ssa parameter
18250 and override into_ssa with it.
18251 (get_formal_tmp_var): Adjust.
18252 (get_initialized_tmp_var): Add allow_ssa parameter.
18253 (gimplify_arg): Add allow_ssa parameter and avoid generating
18254 SSA names for the result false.
18255 (gimplify_call_expr): If the call may return twice do not
18256 gimplify parameters into SSA.
18257 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18258 (gimplify_modify_expr): Adjust assert. For noreturn calls
18259 with a SSA name LHS adjust its def.
18260 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18261 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18262 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18263 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18264 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18265 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18266 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18267 (optimize_target_teams): Do not allow SSA names for clause operands.
18268 (gimplify_expr): Likewise for where we mark the result addressable.
18269 * passes.def (pass_init_datastructures): Remove.
18270 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18271 (rewrite_stmt): Likewise.
18272 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18273 (replace_locals_op): Replace SSA names.
18274 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18275 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18276 * cgraph.c (release_function_body): Free CFG annotations only
18277 when we have a CFG. Simplify.
18278 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18279 force_gimple_operand instead of get_initialized_tmp_var.
18280 * tree-pass.h (make_pass_init_datastructures): Remove.
18281 * tree-ssa.c (execute_init_datastructures): Remove.
18282 (pass_data_init_datastructures): Likewise.
18283 (class pass_init_datastructures): Likewise.
18284 (make_pass_init_datastructures): Likewise.
18285 * omp-low.c (create_omp_child_function): Init SSA data structures.
18286 (grid_expand_target_grid_body): Likewise.
18287 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18288 name before adding it to names_to_release.
18289 (remove_bb): Always release SSA defs.
18290 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18291 before dereferencing it.
18292 * cgraphunit.c (init_lowered_empty_function): Always
18293 int SSA data structures.
18294 * tree-ssanames.c (release_defs): Remove assert that we are in
18296 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
18298 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18299 Uros Bizjak <ubizjak@gmail.com>
18301 PR rtl-optimization/70467
18302 * config/i386/predicates.md (x86_64_hilo_int_operand,
18303 x86_64_hilo_general_operand): New predicates.
18304 * config/i386/constraints.md (Wd): New constraint.
18305 * config/i386/i386.md (mode attr di): Use Wd instead of e.
18306 (general_hilo_operand): New mode attr.
18307 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
18308 instead of <general_operand>.
18309 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
18310 x86_64_hilo_general_operand instead of <general_operand>.
18312 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18314 PR tree-optimization/70916
18315 * tree-if-conv.c (constant_or_ssa_name): Removed.
18316 (fold_build_cond_expr): Use is_gimple_val instead of
18317 constant_or_ssa_name.
18319 PR tree-optimization/70916
18320 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
18321 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
18324 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
18325 (optimize_atomic_bit_test_and): New function.
18326 (pass_fold_builtins::execute): Use it.
18327 * optabs.def (atomic_bit_test_and_set_optab,
18328 atomic_bit_test_and_complement_optab,
18329 atomic_bit_test_and_reset_optab): New optabs.
18330 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
18331 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
18332 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
18333 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
18334 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
18335 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
18336 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
18337 * doc/md.texi (atomic_bit_test_and_set@var{mode},
18338 atomic_bit_test_and_complement@var{mode},
18339 atomic_bit_test_and_reset@var{mode}): Document.
18340 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
18341 atomic_bit_test_and_complement<mode>,
18342 atomic_bit_test_and_reset<mode>): New expanders.
18343 (atomic_bit_test_and_set<mode>_1,
18344 atomic_bit_test_and_complement<mode>_1,
18345 atomic_bit_test_and_reset<mode>_1): New insns.
18347 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
18349 PR rtl-optimization/70687
18350 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
18351 instead of unsigned HOST_WIDE_INT.
18353 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
18355 PR rtl-optimization/44281
18356 * hard-reg-set.h (struct target_hard_regs): New field
18357 x_fixed_nonglobal_reg_set.
18358 (fixed_nonglobal_reg_set): New macro.
18359 * reginfo.c (init_reg_sets_1): Initialize it.
18360 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
18362 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
18364 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18366 PR tree-optimization/56541
18367 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
18368 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
18369 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
18370 (any_complicated_phi): new static variable.
18371 (aggressive_if_conv): delete.
18372 (if_convertible_phi_p): support phis with more than two arguments.
18373 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
18374 critical pred edges.
18375 (ifcvt_split_critical_edges): support phis with more than two
18376 arguments by checking new parameter. only split critical edges
18378 (tree_if_conversion): handle simd pragma marked loop using new
18379 local variable aggressive_if_conv. check any_complicated_phi.
18381 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18383 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
18386 2016-05-03 Bin Cheng <bin.cheng@arm.com>
18388 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
18391 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
18393 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
18394 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
18395 define_insn_and_split.
18396 (mulsi3_i): New define_insn_and_split.
18397 (mulsi3_call): Convert to define_insn.
18398 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
18399 Remove constraints.
18401 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
18403 * machmode.h (mode_complex): Add support to give the complex mode
18405 (GET_MODE_COMPLEX_MODE): Likewise.
18406 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
18407 stored by build_complex_type and gfc_build_complex_type instead of
18408 trying to figure out the appropriate mode based on the size. Raise
18409 an assertion error, if the type was not set.
18410 * genmodes.c (struct mode_data): Add field for the complex type of
18412 (blank_mode): Likewise.
18413 (make_complex_modes): Remember the complex mode created in the
18415 (emit_mode_complex): Write out the mode_complex array to map a
18416 type mode to the complex version.
18417 (emit_insn_modes_c): Likewise.
18418 * tree.c (build_complex_type): Set the complex type to use before
18419 calling layout_type.
18420 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
18421 support for __float128 complex datatypes.
18422 (rs6000_hard_regno_mode_ok): Likewise.
18423 (rs6000_setup_reg_addr_masks): Likewise.
18424 (rs6000_complex_function_value): Likewise.
18425 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
18426 __float128 and __ibm128 complex.
18427 (FLOAT128_IBM_P): Likewise.
18428 (ALTIVEC_ARG_MAX_RETURN): Likewise.
18429 * doc/extend.texi (Additional Floating Types): Document that
18430 -mfloat128 must be used to enable __float128. Document complex
18431 __float128 and __ibm128 support.
18433 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18436 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
18437 char/short arguments promoted to int because of promote_prototypes.
18439 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18441 * config/i386/predicates.md (register_ssemem_operand): New predicate.
18442 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
18443 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
18444 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
18445 alternatives using "enabled" attribute. Use register_ssemem_operand
18446 as operand 1 predicate.
18447 (*cmpi<unord>xf_i387): Split XFmode pattern from
18448 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
18449 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
18450 *absneg<mode>2_i387. Disable unsupported alternatives using
18451 "enabled" attribute.
18452 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
18454 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18456 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
18458 (oacc_loop_process): Check mask for loop termination.
18460 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18462 * cif-code.def (CIF_THUNK): Add.
18463 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
18466 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
18468 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
18469 (dump_inline_summary): Dump it.
18470 (fp_expression_p): New predicate.
18471 (estimate_function_body_sizes): Use it.
18472 (inline_merge_summary): Merge fp_expressions.
18473 (inline_read_section): Read fp_expressions.
18474 (inline_write_summary): Write fp_expressions.
18475 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
18476 codegen boundary if either caller or callee is !fp_expressions.
18477 * ipa-inline.h (inline_summary): Add fp_expressions.
18478 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
18479 to fp_expressions be sure the fp generation flags are updated.
18481 2016-05-02 Jakub Jelinek <jakub@redhat.com>
18483 PR rtl-optimization/70467
18484 * cse.c (cse_insn): Handle no-op MEM moves after folding.
18486 PR rtl-optimization/70467
18487 * ipa-pure-const.c (check_call): Handle internal calls even in
18488 ipa mode like in local mode.
18490 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
18492 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
18494 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18496 * match.pd (X u< X, X u> X): New transformations.
18498 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
18500 * flag-types.h (enum warn_strict_overflow_code): Move ...
18501 * coretypes.h: ... here.
18502 * fold-const.h (fold_overflow_warning): Declare.
18503 * fold-const.c (fold_overflow_warning): Make non-static.
18504 (fold_comparison): Move the transformation of X +- C1 CMP C2
18505 into X CMP C2 -+ C1 ...
18506 * match.pd: ... here.
18507 * gimple-fold.c (fold_stmt_1): Protect with
18508 fold_defer_overflow_warnings.
18510 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
18512 * omp-low.c (struct oacc_loop): Add 'inner' field.
18513 (new_oacc_loop_raw): Initialize it to zero.
18514 (oacc_loop_fixed_partitions): Initialize it.
18515 (oacc_loop_auto_partitions): Partition outermost loop to outermost
18516 available partitioning.
18518 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18520 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
18522 (umulsidi3): Likewise.
18523 (indirect_jump): Fix jump instruction assembly patterns.
18525 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
18528 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
18529 (nvptx_function_value): Assert non-NULL cfun.
18531 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
18533 PR rtl-optimization/70886
18534 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
18536 * cselib.h (rtx_equal_for_cselib_1): Declare.
18537 (rtx_equal_for_cselib_p: New inline function.
18538 * cselib.c (rtx_equal_for_cselib_p): Delete.
18539 (rtx_equal_for_cselib_1): Make public.
18541 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18543 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
18544 (register_mixssei387nonimm_operand): Remove predicate.
18545 * config/i386/i386.md (*fop_<mode>_comm): Merge from
18546 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
18547 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18548 for TARGET_MIX_SSE_I387 alternatives.
18549 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
18550 Disable unsupported alternatives using "enabled" attribute. Use
18551 nonimm_ssenomem_operand as operand 1 predicate. Also check
18552 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
18554 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18556 * tree.c (cst_and_fits_in_hwi): Simplify.
18558 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18560 * tree.h (wi::to_wide): New function.
18561 * expr.c (expand_expr_real_1): Use wi::to_wide.
18562 * fold-const.c (int_const_binop_1): Likewise.
18563 (extract_muldiv_1): Likewise.
18565 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18567 * wide-int.h: Update offset_int and widest_int documentation.
18568 (WI_SIGNED_SHIFT_RESULT): New macro.
18569 (wi::binary_shift): Define signed_shift_result_type for
18570 shifts on offset_int- and widest_int-like types.
18571 (generic_wide_int): Support <<= and >>= if << and >> are supported.
18572 * tree.h (int_bit_position): Use shift operators instead of wi::
18574 * alias.c (adjust_offset_for_component_ref): Likewise.
18575 * expr.c (get_inner_reference): Likewise.
18576 * fold-const.c (fold_comparison): Likewise.
18577 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
18578 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
18579 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18580 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
18581 (stmt_kills_ref_p): Likewise.
18582 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
18583 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
18584 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18585 (ao_ref_init_from_vn_reference): Likewise.
18587 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18589 * wide-int.h: Update offset_int and widest_int documentation.
18590 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
18591 (wi::binary_traits): Allow ordered comparisons between offset_int and
18592 offset_int, between widest_int and widest_int, and between either
18593 of these types and basic C types.
18594 (operator <, <=, >, >=): Define for the same combinations.
18595 * tree.h (tree_int_cst_lt): Use comparison operators instead
18596 of wi:: comparisons.
18597 (tree_int_cst_le): Likewise.
18598 * gimple-fold.c (fold_array_ctor_reference): Likewise.
18599 (fold_nonarray_ctor_reference): Likewise.
18600 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
18601 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
18602 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
18603 * tree-sra.c (completely_scalarize): Likewise.
18604 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
18605 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
18606 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
18607 (check_for_binary_op_overflow): Likewise.
18608 (search_for_addr_array): Likewise.
18609 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
18611 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18613 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
18614 (arc_save_restore): Likewise.
18615 (arc_dwarf_register_span): Likewise.
18616 (arc_output_pic_addr_const): Initialize suffix variable.
18618 2016-05-02 Martin Liska <mliska@suse.cz>
18620 * symbol-summary.h (function_summary::function_summary):
18621 Remove checking assert for all cgraph nodes.
18622 (function_summary::get): Check summary_uid.
18623 (symtab_insertion): Check summary_uid.
18625 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18627 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18628 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18629 bmaskn instruction.
18630 (arc_dwarf_register_span): Remove enum keyword.
18631 (compact_memory_operand_p): New function.
18632 * config/arc/arc.h (reg_class): Add code density register classes.
18633 (REG_CLASS_NAMES): Likewise.
18634 (REG_CLASS_CONTENTS): Likewise.
18635 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18636 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18637 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18638 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18639 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18641 (h, Rcd, Rsd, Rzd): New register constraints.
18642 (T): Use compact_memory_operand_p function.
18643 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18645 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18647 * config/sh/sh.md (*negnegt, *movtt): Remove.
18649 2016-05-02 Marek Polacek <polacek@redhat.com>
18650 Tom de Vries <tom@codesourcery.com>
18652 PR tree-optimization/70700
18653 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18654 bigger than FIRST_REF_NODE.
18656 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18659 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18661 (prepare_cbranch_operands): Don't use scratch register. Assume that
18662 function is used when pseudos can be created.
18663 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18664 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18665 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18666 define_expand. Allow it only when pseudos can be created.
18667 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18669 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18671 * config/i386/constraints.md (BC): Only allow -1 operands.
18672 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18673 Add "enabled" attribute. Update XI mode attribute calculation.
18674 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18675 (*movoi_internal_avx): Update XI mode attribute calculation.
18676 (*movti_internal): Ditto.
18678 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18680 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18681 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18683 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18685 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18686 statement on instruction code. Remove trailing spaces.
18687 (altivec_expand_stv_builtin): Likewise.
18689 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18691 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18692 (TARGET_FPU_DOUBLE): Simplify.
18693 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18694 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18695 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18696 with 'TARGET_FPU_DOUBLE'.
18697 * config/sh/sh.md: Likewise.
18699 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18701 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18702 SH_DIV_STR_FOR_SIZE): Remove.
18703 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18704 SH_DIV_STR_FOR_SIZE): Remove.
18706 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18708 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18709 logical_reg_operand): Delete.
18710 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18711 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18712 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18713 match_operand and match_test.
18714 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18715 variables on their first use. Return bool values.
18716 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18717 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18718 arith_reg_operand for input operand. Remove empty constraints.
18720 (*xorsi3_compact): Rename to xorsi3.
18721 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18722 (*zero_extend<mode>si2_disp_mem): Update comment.
18725 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18727 * config/sh/t-sh: Remove SH5 support.
18728 * config.gcc: Likewise.
18729 * configure: Likewise.
18731 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18733 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18735 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18737 * config/sh/sh.c (register_sh_passes, sh_option_override,
18738 sh_print_operand, prepare_move_operands,
18739 sh_can_follow_jump): Remove TARGET_SH1 checks.
18740 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18741 PROMOTE_MODE): Likewise.
18742 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18745 2016-04-30 Alan Modra <amodra@gmail.com>
18747 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18748 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18749 Check for user regs later to avoid unnecessary looping over regs.
18750 Merge user reg check with non-saved reg check. Don't force
18751 inline VR restore when static chain used.
18752 (rs6000_frame_related): Omit eh_frame info for user regs when
18754 (fixed_regs_p): Delete.
18756 2016-04-30 Alan Modra <amodra@gmail.com>
18758 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18759 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18762 2016-04-30 Alan Modra <amodra@gmail.com>
18765 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18766 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18769 2016-04-30 Alan Modra <amodra@gmail.com>
18771 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18772 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18773 flag_pic test for Darwin.
18775 2016-04-30 Alan Modra <amodra@gmail.com>
18777 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18778 throw_calls_crossed.
18779 (REG_FREQ_CALLS_CROSSED): Delete.
18780 (REG_N_THROWING_CALLS_CROSSED): Delete.
18781 * regstat.c (regstat_bb_compute_ri): Don't calculate
18782 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18783 (dump_reg_info): Don't print call cross frequency.
18784 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18785 and REG_N_THROWING_CALLS_CROSSED.
18787 2016-04-30 Alan Modra <amodra@gmail.com>
18789 * regs.h (struct reg_info_t): Delete live_length.
18790 (REG_LIVE_LENGTH): Delete macro.
18791 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18792 local_live, local_processed and local_live_last_luid params.
18793 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18795 (regstat_compute_ri): Adjust for above. Don't set
18797 (dump_reg_info): Don't print live length.
18798 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18799 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18800 Localize loop_depth var.
18802 2016-04-30 Alan Modra <amodra@gmail.com>
18804 * ira.c (enum valid_equiv): New.
18805 (validate_equiv_mem): Return enum.
18806 (update_equiv_mem): Create replacement in more cases.
18807 (add_store_equivs): Update validate_equiv_mem call.
18809 2016-04-30 Alan Modra <amodra@gmail.com>
18811 * ira.c (combine_and_move_insns): Rather than scanning insns,
18812 use DF infrastucture to find use and def insns.
18814 2016-04-30 Alan Modra <amodra@gmail.com>
18816 ira.c (combine_and_move_insns): Move invariant conditions..
18817 (ira.c): ..to here. Call combine_and_move_insns before
18818 add_store_equivs. Call grow_reg_equivs later. Allocate
18819 req_equiv later using max_reg_num() rather than global max_regno.
18820 (contains_replace_regs): Delete.
18821 (add_store_equivs): Remove contains_replace_regs test.
18823 2016-04-30 Alan Modra <amodra@gmail.com>
18825 * ira.c (struct equiv_mem_data): New.
18826 (equiv_mem, equiv_mem_modified): Delete static vars.
18827 (validate_equiv_mem_from_store): Use "data" param to communicate..
18828 (validate_equiv_mem): ..from here.
18830 2016-04-30 Alan Modra <amodra@gmail.com>
18832 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18834 (update_reg_equivs): ..here. Move allocation and freeing of
18835 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18836 end_alias_analysis to..
18839 2016-04-30 Alan Modra <amodra@gmail.com>
18841 * ira.c (pdx_subregs): Delete.
18842 (struct equivalence): Add pdx_subregs field.
18843 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18844 pdx_subregs access.
18845 (update_equiv_regs): Don't create or free pdx_subregs. Update
18846 pdx_subregs access.
18848 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18850 * config/rs6000/altivec.h: Change definitions of vec_xl and
18852 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18853 (LD_ELEMREV_V2DI): New.
18854 (LD_ELEMREV_V4SF): New.
18855 (LD_ELEMREV_V4SI): New.
18856 (LD_ELEMREV_V8HI): New.
18857 (LD_ELEMREV_V16QI): New.
18858 (ST_ELEMREV_V2DF): New.
18859 (ST_ELEMREV_V2DI): New.
18860 (ST_ELEMREV_V4SF): New.
18861 (ST_ELEMREV_V4SI): New.
18862 (ST_ELEMREV_V8HI): New.
18863 (ST_ELEMREV_V16QI): New.
18866 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18867 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18868 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18869 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18870 (altivec_expand_builtin): Add handling for
18871 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18872 (rs6000_invalid_builtin): Add error-checking for
18873 RS6000_BTM_P9_VECTOR.
18874 (altivec_init_builtins): Define builtins used to implement vec_xl
18876 (rs6000_builtin_mask_names): Define power9-vector.
18877 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18878 (RS6000_BTM_P9_VECTOR): Define.
18879 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18880 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18881 (vsx_ld_elemrev_v2df): Likewise.
18882 (vsx_ld_elemrev_v4sf): Likewise.
18883 (vsx_ld_elemrev_v4si): Likewise.
18884 (vsx_ld_elemrev_v8hi): Likewise.
18885 (vsx_ld_elemrev_v16qi): Likewise.
18886 (vsx_st_elemrev_v2df): Likewise.
18887 (vsx_st_elemrev_v2di): Likewise.
18888 (vsx_st_elemrev_v4sf): Likewise.
18889 (vsx_st_elemrev_v4si): Likewise.
18890 (vsx_st_elemrev_v8hi): Likewise.
18891 (vsx_st_elemrev_v16qi): Likewise.
18892 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18895 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18897 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18899 (simplify_control_stmt_condition_1): ... here. Recurse into
18900 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18902 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18905 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18906 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18907 define_insn_and_split to define_insn.
18908 (zero_extendqi<mode>2_dot2): Same.
18909 (extendqi<mode>2_dot): Same.
18910 (extendqi<mode>2_dot2): Same.
18912 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18915 (probe_stack): New expander.
18916 (probe_stack_<mode>): New insn pattern.
18918 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18920 * config/i386/i386.md
18921 (operations with memory inputs setting flags peephole2):
18922 Remove uneeded REG_P checks. Cleanup pattern generation.
18924 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18926 * tree-vect-loop.c (vect_transform_loop): Fix
18927 nb_iterations_upper_bound computation for vectorized loop.
18929 2016-04-29 Marek Polacek <polacek@redhat.com>
18930 Jakub Jelinek <jakub@redhat.com>
18933 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18934 TARGET_EXPR_SLOT as a base.
18936 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18938 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18939 with 'rCm2' constraints to limit possible immediate size.
18940 (*load_zeroextendqisi_update): Likewise.
18941 (*load_signextendqisi_update): Likewise.
18942 (*loadhi_update): Likewise.
18943 (*load_zeroextendhisi_update): Likewise.
18944 (*load_signextendhisi_update): Likewise.
18945 (*loadsi_update): Likewise.
18946 (*loadsf_update): Likewise.
18948 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18950 * config/i386/predicates.md (constm1_operand): Fix comparison.
18952 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18954 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18956 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18958 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18959 remaining SH5 related settings.
18960 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18961 shmedia_prepare_call_address): Delete.
18962 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18963 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18964 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18965 UNSUPPORTED_SH2A): Remove m5 checks.
18966 (sh_divide_strategy_e): Remove SH5 division strategies.
18967 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18968 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18970 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18972 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18974 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18976 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18977 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18978 Change lder to ldr.
18979 * config/s390/vector.md ("mov<mode>"): Likewise.
18981 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18983 * config/s390/constraints.md ("U", "W"): Invoke
18984 s390_mem_constraint with "ZR" and "ZT".
18985 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18986 addresses when using LRA. Accept also short displacements for S
18987 and T constraints. Do not check for long displacement target for
18988 S and T constraints.
18989 (s390_mem_constraint): Remove handling of U and W constraints.
18990 * config/s390/s390.md (various patterns): Remove the short
18991 displacement constraints (Q and R) if a long displacement
18992 constraint is present. Add longdisp as required CPU capability.
18993 * config/s390/vector.md: Likewise.
18994 * config/s390/vx-builtins.md: Likewise.
18996 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18999 * reload1.c (reload): Call finish_spills before
19000 restarting reload loop. Skip select_reload_regs
19001 if update_eliminables_and_spill returns true.
19003 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19005 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
19006 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
19007 (umulhisi3_imm): Update predicates and constraint letters.
19008 (umulhisi3_reg): Declare instruction as commutative.
19009 * config/arc/constraints.md (J12, J16): New constraints.
19010 * config/arc/predicates.md (short_unsigned_const_operand): New
19012 (arc_short_operand): Likewise.
19013 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
19015 2016-04-29 Richard Biener <rguenther@suse.de>
19017 PR tree-optimization/13962
19018 PR tree-optimization/65686
19019 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
19020 * tree-ssa-alias.c (ptrs_compare_unequal): New function
19021 using PTA to compare pointers.
19022 * match.pd: Add pattern for pointer equality compare simplification
19023 using ptrs_compare_unequal.
19025 2016-04-29 Richard Biener <rguenther@suse.de>
19027 * stor-layout.c (layout_type): Do not build a pointer-to-element
19030 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19032 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
19033 Use SWI mode iterator. Use general_reg_operand predicate.
19034 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
19035 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
19038 2016-04-29 Jakub Jelinek <jakub@redhat.com>
19040 PR middle-end/70843
19041 * fold-const.c (operand_equal_p): Don't verify hash value equality
19043 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
19046 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19049 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
19050 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
19051 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
19052 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
19053 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
19055 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19057 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
19058 to info. Don't initialize separate fields to 0. Clean up
19061 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19063 * config/i386/i386.md (peephole2s for operations with memory inputs):
19064 Use SWI mode iterator.
19065 (peephole2s for operations with memory outputs): Ditto.
19066 Do not check for stack checking probe.
19068 (probe_stack): Remove expander.
19070 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19071 Andrew Burgess <andrew.burgess@embecosm.com>
19073 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
19074 operands as 32-bits.
19076 2016-04-28 Jason Merrill <jason@redhat.com>
19078 * gdbinit.in: Skip line-map.h.
19080 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19081 Andrew Burgess <andrew.burgess@embecosm.com>
19083 * config/arc/arc.c (arc_conditional_register_usage): Take
19084 TARGET_RRQ_CLASS into account.
19085 (arc_print_operand): Support printing 'p' and 's' operands.
19086 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
19088 (TARGET_RRQ_CLASS): Define.
19089 (IS_POWEROF2_OR_0_P): Define.
19090 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
19092 (*tst_movb): New define_insn.
19093 (*tst): Avoid recognition if it could prevent '*tst_movb'
19094 combination; replace c/CnL with c/Chs alternative.
19095 (*tst_bitfield_tst): New define_insn.
19096 (*tst_bitfield_asr): New define_insn.
19097 (*tst_bitfield): New define_insn.
19098 (andsi3_i): Add Rrq variant.
19099 (extzv): New define_expand.
19100 (insv): New define_expand.
19101 (*insv_i): New define_insn.
19102 (*movb): New define_insn.
19103 (*movb_signed): New define_insn.
19104 (*movb_high): New define_insn.
19105 (*movb_high_signed): New define_insn.
19106 (*movb_high_signed + 1): New define_split pattern.
19107 (*mrgb): New define_insn.
19108 (*mrgb + 1): New define_peephole2 pattern.
19109 (*mrgb + 2): New define_peephole2 pattern.
19110 * config/arc/arc.opt (mbitops): New option for nps400, uses
19111 TARGET_NPS_BITOPS_DEFAULT.
19112 * config/arc/constraints.md (q): Make register class conditional.
19113 (Rrq): New register constraint.
19114 (Chs): New constraint.
19115 (Clo): New constraint.
19116 (Chi): New constraint.
19117 (Cbf): New constraint.
19118 (Cbn): New constraint.
19119 (C18): New constraint.
19120 (Cbi): New constraint.
19122 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19124 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
19126 (bitmap_intersection_of_preds): Ditto.
19127 (bitmap_union_of_succs): Ditto.
19128 (bitmap_union_of_preds): Ditto.
19129 * sbitmap.c (do_popcount): Delete.
19130 (BITMAP_DEBUGGING): Delete.
19131 (sbitmap_verify_popcount): Delete.
19132 (sbitmap_alloc): Don't initialize the popcount field.
19133 (sbitmap_alloc_with_popcount): Delete.
19134 (sbitmap_resize): Don't resize the popcount array.
19135 (sbitmap_vector_alloc): Don't initialize the popcount field.
19136 (bitmap_copy): Don't copy the popcount array.
19137 (bitmap_clear): Don't clear the popcount array.
19138 (bitmap_clear): Delete the popcount array handling.
19139 (bitmap_ior_and_compl): Delete the popcount assert.
19140 (bitmap_not): Ditto.
19141 (bitmap_and_compl): Ditto.
19142 (bitmap_and): Delete the popcount array handling.
19143 (bitmap_xor): Ditto.
19144 (bitmap_ior): Ditto.
19145 (bitmap_or_and): Delete the popcount assert.
19146 (bitmap_and_or): Ditto.
19147 (popcount_table): Delete.
19148 (sbitmap_elt_popcount): Delete.
19149 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19150 (bitmap_set_bit): Delete the popcount assert.
19151 (bitmap_clear_bit): Ditto.
19152 (sbitmap_free): Don't free the popcount array.
19153 (sbitmap_alloc_with_popcount): Delete declaration.
19154 (sbitmap_popcount): Ditto.
19156 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19157 Andrew Burgess <andrew.burgess@embecosm.com>
19159 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19160 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19161 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19162 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19163 * config/arc/arc.opt (mcmem): New option.
19164 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19165 supply length for r/m alternative.
19166 (*extendqisi2_ac): Likewise.
19167 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19169 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19170 (movhi_insn): Likewise.
19171 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19172 (*zero_extendqihi2_i): Add r/Ucm alternative.
19173 (*zero_extendqisi2_ac): Likewise.
19174 (*zero_extendhisi2_i): Likewise.
19175 * config/arc/constraints.md (Uex): New memory constraint.
19176 (Ucm): New define_constraint.
19177 * config/arc/predicates.md (long_immediate_loadstore_operand):
19178 Return 0 for MEM with cmem_address address.
19179 (cmem_address_0): New predicates.
19180 (cmem_address_1): Likewise.
19181 (cmem_address_2): Likewise.
19182 (cmem_address): Likewise.
19184 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19186 * config/rs6000/rs6000.c (machine_function): Rename
19187 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19188 (rs6000_stack_info): Adjust.
19190 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19191 Andrew Burgess <andrew.burgess@embecosm.com>
19193 * config/arc/constraints.md (Usd): Convert to define_constraint.
19197 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19200 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19201 Add new peephole2 where the first insn is *mov<mode>_or instead of
19202 *mov<mode>_internal.
19204 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19206 * tracer.c (bb_seen): Make static.
19208 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
19210 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
19211 support, setup defaults.
19212 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
19213 * config/arc/arc.c (arc_init): Add NPS400 support.
19214 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
19215 (TARGET_ARC700): NPS400 is also an ARC700.
19216 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
19218 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19221 * config/nds32/nds32.md (casesi): Don't access the operands array
19224 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19226 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
19227 (or $-1,reg peephole2): Ditto.
19228 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
19230 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19232 * doc/extend.texi (Common Function Attributes) [optimize]:
19233 Discourage use of the optimize attribute.
19235 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19237 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19238 special case builtin.
19239 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19240 ALTIVEC_BUILTIN_VEC_ADDE.
19241 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19242 support for ALTIVEC_BUILTIN_VEC_ADDE.
19243 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19244 for __builtin_vec_adde.
19246 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19248 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19249 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19251 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19254 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19255 attributes): Document cilkplus_runtime.
19257 2016-04-28 Martin Jambor <mjambor@suse.cz>
19259 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19260 this function. Call verify_expr on MEM_REFs and bases of other
19261 handled_components.
19263 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19265 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19266 for WORD_REGISTER_OPERATIONS to runtime check.
19268 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19270 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19272 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19274 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19275 big-endian compilation.
19276 * config/arc/arc.md (addf3): Likewise.
19277 (subdf3): Likewise.
19278 (muldf3): Likewise.
19280 2016-04-28 Richard Biener <rguenther@suse.de>
19282 PR tree-optimization/70840
19283 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19284 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19285 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19286 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19288 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19290 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19291 and explain why in a comment.
19293 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19295 * config/arc/arc.md (cpu_facility): Add fpx variant.
19296 (subdf3): Prohibit use reverse sub when assist operations option
19298 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
19299 instructions only when FPX is enabled.
19300 * testsuite/gcc.target/arc/trsub.c: New test.
19302 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19304 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
19305 mult_operator when calculating "type" attribute.
19306 (*fop_<mode>_1_i387): Ditto.
19307 (*fop_xf_1_i387): Ditto.
19308 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
19309 Use std::swap to swap operands. Use RTL expressions to generate
19312 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19313 Joern Rennecke <joern.rennecke@embecosm.com>
19315 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
19317 (emit_pic_move): Remove.
19318 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
19319 * config/arc/arc.c (emit_pic_move): Removed.
19320 (TARGET_HAVE_TLS): Define.
19321 (arc_conditional_register_usage): Test for arc_tp_regno.
19322 (arc_print_operand, arc_print_operand_address): Handle TLS
19324 (arc_needs_pcl_p): New function.
19325 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
19326 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
19327 (arc_raw_symbolic_reference_mentioned_p): Likewise.
19328 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
19329 (arc_legitimize_tls_address): Likewise.
19330 (DTPOFF_ZERO_SYM): Define.
19331 (arc_legitimize_pic_address): Make it static, handle TLS cases.
19332 (arc_output_pic_addr_const): Print TLS unspecs.
19333 (prepare_pic_move): New function, replaces emit_pic_move.
19334 (arc_legitimate_constant_p): Handle TLS unspecs.
19335 (arc_legitimate_address_p): Likewise.
19336 (arc_rewrite_small_data_p): Use assert for TLS constants.
19337 (prepare_move_operands): Use prepare_pic_move.
19338 (arc_legitimize_address): Legitimize tls addresses.
19339 (arc_epilogue_uses): Check for arc_tp_regno.
19340 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
19341 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
19343 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
19345 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
19346 %(arc_tls_extra_start_spec).
19347 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
19348 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
19350 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
19351 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
19352 (UNSPEC_TLS_OFF): Add.
19354 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
19355 (get_thread_pointersi): New patterns.
19356 * config/arc/arc.opt (mtp-regno): New option.
19357 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
19358 (move_dest_operand): Likewise.
19359 * configure: Regenerate.
19360 * configure.ac: Add arc*-*-* case to test for tls.
19361 * doc/invoke.texi (ARC options): Document mtp-regno.
19363 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19365 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
19366 the new ARC HS SIMD instructions.
19367 (arc_preferred_simd_mode): New function.
19368 (arc_autovectorize_vector_sizes): Likewise.
19369 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
19370 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
19371 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
19372 (arc_init_builtins): Add new SIMD builtin types.
19373 (arc_split_move): Handle 64 bit vector moves.
19374 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
19375 (TARGET_PLUS_QMACW): Define.
19376 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
19377 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
19378 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
19379 (VSUBADD4H): New builtins.
19380 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
19381 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
19383 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
19384 Matthias Klose <doko@debian.org>
19386 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
19388 2016-04-28 Richard Biener <rguenther@suse.de>
19390 PR middle-end/70777
19391 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
19394 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
19396 * common/config/sh/sh-common.c: Remove SH5 support.
19397 * config/sh/constraints.md: Likewise.
19398 * config/sh/config/sh/elf.h: Likewise.
19399 * config/sh/linux.h: Likewise.
19400 * config/sh/netbsd-elf.h: Likewise.
19401 * config/sh/predicates.md: Likewise.
19402 * config/sh/sh-c.c: Likewise.
19403 * config/sh/sh-protos.h: Likewise.
19404 * config/sh/sh.c: Likewise.
19405 * config/sh/sh.h: Likewise.
19406 * config/sh/sh.md: Likewise.
19407 * config/sh/sh.opt: Likewise.
19408 * config/sh/sync.md: Likewise.
19409 * config/sh/sh64.h: Delete.
19410 * config/sh/shmedia.h: Likewise.
19411 * config/sh/shmedia.md: Likewise.
19412 * config/sh/sshmedia.h: Likewise.
19413 * config/sh/t-netbsd-sh5-64: Likewise.
19414 * config/sh/t-sh64: Likewise.
19415 * config/sh/ushmedia.h: Likewise.
19417 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19419 * config/i386/i386.md (sign_extend to memory peephole2s): Use
19420 general_reg_operand instead of register_operand predicate.
19422 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19424 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
19426 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
19428 * match.pd (A - B > A, A + B < A): New transformations.
19430 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
19432 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
19433 which defaults to true. Emit an outer pair of parentheses only if
19434 EMIT_PARENS. When continuing a chain of && or || (or & or |),
19435 don't emit parentheses for the right-hand operand.
19437 2016-04-27 Jeff Law <law@redhat.com>
19439 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
19441 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19443 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
19444 (altivec_lvx_<mode>_internal): Document.
19445 (altivec_lvx_<mode>_2op): New define_insn.
19446 (altivec_lvx_<mode>_1op): Likewise.
19447 (altivec_lvx_<mode>_2op_si): Likewise.
19448 (altivec_lvx_<mode>_1op_si): Likewise.
19449 (altivec_stvx_<mode>): Remove.
19450 (altivec_stvx_<mode>_internal): Document.
19451 (altivec_stvx_<mode>_2op): New define_insn.
19452 (altivec_stvx_<mode>_1op): Likewise.
19453 (altivec_stvx_<mode>_2op_si): Likewise.
19454 (altivec_stvx_<mode>_1op_si): Likewise.
19455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19456 Expand vec_ld and vec_st during parsing.
19457 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
19459 (altivec_expand_stvx_be): Likewise.
19460 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
19461 address-masking behavior in RTL.
19462 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
19463 address-masking behavior in RTL.
19464 (altivec_expand_builtin): Change builtin code arguments for calls
19465 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
19466 (insn_is_swappable_p): Avoid incorrect swap optimization in the
19467 presence of lvx/stvx patterns.
19468 (alignment_with_canonical_addr): New function.
19469 (alignment_mask): Likewise.
19470 (find_alignment_op): Likewise.
19471 (recombine_lvx_pattern): Likewise.
19472 (recombine_stvx_pattern): Likewise.
19473 (recombine_lvx_stvx_patterns): Likewise.
19474 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
19475 stvx patterns from expand.
19476 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
19478 (vector_altivec_store_<mode>): Likewise.
19480 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
19482 * config/aarch64/aarch64.md
19483 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
19484 remove the "fp" attributes.
19485 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
19486 add the "simd" attributes.
19487 (*movdf_aarch64): Likewise.
19488 (*movtf_aarch64): Remove the "fp" attributes.
19489 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
19490 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
19492 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19494 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
19495 rtx to rtx_code_label *.
19496 * rtl.h (maybe_set_first_label_num): Likewise.
19498 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19500 * df-core.c (df_add_problem): Make the problem param be const.
19501 (df_remove_problem): Make local "problem" be const.
19502 * df-problems.c (problem_RD): Make const.
19503 (problem_LR): Likewise.
19504 (problem_LIVE): Likewise.
19505 (problem_MIR): Likewise.
19506 (problem_CHAIN): Likewise.
19507 (problem_WORD_LR): Likewise.
19508 (problem_NOTE): Likewise.
19509 (problem_MD): Likewise.
19510 * df-scan.c (problem_SCAN): Likewise.
19511 * df.h (struct df_problem): Make field "dependent_problem" be
19513 (struct dataflow): Likewise for field "problem".
19514 (df_add_problem): Make param const.
19516 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19518 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
19519 inter-unit moves to/from vector registers are enabled. Do not disable
19522 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19524 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
19525 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
19527 (enum df_problem_id): ...this new enum.
19528 (struct df_problem): Convert field "id" from "int" to
19529 enum df_problem_id.
19531 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19533 * rtl.def: Update comment for "things in the instruction chain" to
19534 reflect the removal of the leading "i" field for INSN_UID in
19535 r210360. Fix bogus apostrophe.
19537 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19539 * config/i386/i386.md
19540 (lea arith with mem operand + setcc peephole2): Set operator mode.
19542 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
19545 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
19546 (dimode_scalar_to_vector_candidate_p): This.
19547 (timode_scalar_to_vector_candidate_p): New function.
19548 (scalar_to_vector_candidate_p): Likewise.
19549 (timode_check_non_convertible_regs): Likewise.
19550 (timode_remove_non_convertible_regs): Likewise.
19551 (remove_non_convertible_regs): Likewise.
19552 (remove_non_convertible_regs): Renamed to ...
19553 (dimode_remove_non_convertible_regs): This.
19554 (scalar_chain::~scalar_chain): Make it virtual.
19555 (scalar_chain::compute_convert_gain): Make it pure virtual.
19556 (scalar_chain::mark_dual_mode_def): Likewise.
19557 (scalar_chain::convert_insn): Likewise.
19558 (scalar_chain::convert_registers): Likewise.
19559 (scalar_chain::add_to_queue): Make it protected.
19560 (scalar_chain::emit_conversion_insns): Likewise.
19561 (scalar_chain::replace_with_subreg): Likewise.
19562 (scalar_chain::replace_with_subreg_in_insn): Likewise.
19563 (scalar_chain::convert_op): Likewise.
19564 (scalar_chain::convert_reg): Likewise.
19565 (scalar_chain::make_vector_copies): Likewise.
19566 (scalar_chain::convert_registers): New pure virtual function.
19567 (class dimode_scalar_chain): New class.
19568 (class timode_scalar_chain): Likewise.
19569 (scalar_chain::mark_dual_mode_def): Renamed to ...
19570 (dimode_scalar_chain::mark_dual_mode_def): This.
19571 (timode_scalar_chain::mark_dual_mode_def): New function.
19572 (timode_scalar_chain::convert_insn): Likewise.
19573 (dimode_scalar_chain::convert_registers): Likewise.
19574 (scalar_chain::compute_convert_gain): Renamed to ...
19575 (dimode_scalar_chain::compute_convert_gain): This.
19576 (scalar_chain::replace_with_subreg): Renamed to ...
19577 (dimode_scalar_chain::replace_with_subreg): This.
19578 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
19579 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
19580 (scalar_chain::make_vector_copies): Renamed to ...
19581 (dimode_scalar_chain::make_vector_copies): This.
19582 (scalar_chain::convert_reg): Renamed to ...
19583 (dimode_scalar_chain::convert_reg ): This.
19584 (scalar_chain::convert_op): Renamed to ...
19585 (dimode_scalar_chain::convert_op): This.
19586 (scalar_chain::convert_insn): Renamed to ...
19587 (dimode_scalar_chain::convert_insn): This.
19588 (scalar_chain::convert): Call convert_registers.
19589 (convert_scalars_to_vector): Change to scalar_chain pointer to
19590 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
19591 in 32-bit mode. Delete scalar_chain pointer. Call
19592 free_dominance_info in 64-bit mode.
19593 (pass_stv::gate): Remove TARGET_64BIT check.
19594 (ix86_option_override): Put the 64-bit STV pass before the CSE
19597 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
19599 * dwarf2out.h (struct dw_loc_descr_node): Remove the
19600 dw_loc_frame_offset field.
19601 * dwarf2out.c (new_loc_descr): Likewise.
19602 (resolve_args_picking_1): Turn the VISITED hash set into a
19603 FRAME_OFFSET hash map. Use it to associate a frame offset to
19604 visited nodes. Remove uses of the CHECKING_P macro.
19605 (resolve_args_picking): Update call to resolve_args_picking_1.
19607 2016-04-27 Martin Liska <mliska@suse.cz>
19609 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
19610 (free_loop_data): Release vuses of groups.
19612 2016-04-27 Bin Cheng <bin.cheng@arm.com>
19614 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
19615 instead of redundant use_id and boolean have_use_for.
19616 (struct iv_use): Change sub_id into group_id. Remove field next.
19617 Move fields: related_cands, n_map_members, cost_map and selected
19619 (struct iv_group): ... here. New structure.
19620 (struct iv_common_cand): Use structure declaration directly.
19621 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19622 (MAX_CONSIDERED_USES): Rename macro to ...
19623 (MAX_CONSIDERED_GROUPS): ... here.
19624 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19625 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19626 (dump_uses): Rename to ...
19627 (dump_groups): ... here. Update all uses.
19628 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19629 (find_induction_variables): Refactor format of dump information.
19630 (record_sub_use): Delete.
19631 (record_use): Update all uses.
19632 (record_group): New function.
19633 (record_group_use, find_interesting_uses_op): Call above functions.
19635 (find_interesting_uses_cond): Ditto.
19636 (group_compare_offset): New function.
19637 (split_all_small_groups): Rename to ...
19638 (split_small_address_groups_p): ... here. Update all uses.
19639 (split_address_groups): Update all uses.
19640 (find_interesting_uses): Refactor format of dump information.
19641 (add_candidate_1): Update all uses. Remove redundant check on iv,
19643 (add_candidate, record_common_cand): Remove redundant assert.
19644 (add_iv_candidate_for_biv): Update use.
19645 (add_iv_candidate_derived_from_uses): Update all uses.
19646 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19647 (alloc_use_cost_map): Ditto.
19648 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19649 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19650 (determine_use_iv_cost_generic): Ditto.
19651 (determine_group_iv_cost_generic): Ditto.
19652 (determine_use_iv_cost_address): Ditto.
19653 (determine_group_iv_cost_address): Ditto.
19654 (determine_use_iv_cost_condition): Ditto.
19655 (determine_group_iv_cost_cond): Ditto.
19656 (determine_use_iv_cost): Ditto.
19657 (determine_group_iv_cost): Ditto.
19658 (set_autoinc_for_original_candidates): Update all uses.
19659 (find_iv_candidates): Update all uses. Refactor dump information.
19660 (determine_use_iv_costs): Ditto.
19661 (determine_iv_costs): Ditto.
19662 (iv_ca_cand_for_use): Rename to ...
19663 (iv_ca_cand_for_group): ... here. Update all uses.
19664 (iv_ca_add_use, iv_ca_add_group): Ditto.
19665 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19666 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19667 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19668 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19669 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19670 (create_new_iv, adjust_iv_update_pos): Ditto.
19671 (rewrite_use_address): Delete.
19672 (rewrite_use_address_1): Rename to ...
19673 (rewrite_use_address): ... here.
19674 (rewrite_use_compare): Update all uses.
19675 (rewrite_use): Delete.
19676 (rewrite_uses): Rename to ...
19677 (rewrite_groups): ... here. Update all uses.
19678 (remove_unused_ivs, free_loop_data): Update all uses.
19679 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19681 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19683 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19684 for WORD_REGISTER_OPERATIONS to runtime check.
19686 2016-04-27 Richard Biener <rguenther@suse.de>
19689 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19690 aggregate_value_p to determine if a function result is
19691 returned by reference.
19692 (ipa_pta_execute): Functions having their address taken are
19693 not automatically nonlocal.
19695 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19698 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19699 * fold-const.c (operand_equal_p): If flag_checking and
19700 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19701 and if it returns non-zero, assert iterative_hash_expr on both
19704 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19706 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19708 2016-04-27 Nick Clifton <nickc@redhat.com>
19710 PR middle-end/49889
19711 * varasm.c (merge_weak): Generate an error if an attempt is made
19712 to convert a non-weak static function into a weak, public function.
19714 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19716 * params.def (MAX_PARTITION_SIZE): New param.
19717 * doc/invoke.texi: Document lto-max-partition.
19719 2016-04-27 Richard Biener <rguenther@suse.de>
19722 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19723 function cummulating used_from_other_partition, externally_visible
19724 and force_output from aliases.
19725 (refered_from_nonlocal_var): Likewise.
19726 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19727 node flags properly.
19729 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19731 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19732 (-Wmemset-elt-size): New item.
19734 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19737 * stor-layout.h (internal_reference_types): Delete.
19738 * stor-layout.c (reference_types_internal): Likewise.
19739 (internal_reference_types): Likewise.
19740 (layout_type) <REFERENCE_TYPE>: Adjust.
19742 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19745 * tree.h (inchash::add_expr): Add FLAGS argument.
19746 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19747 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19748 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19749 Formatting fix. Adjust recursive calls. For tcc_comparison,
19750 if swap_tree_comparison (code) is smaller than code, hash that
19751 and arguments in the other order. Hash CONVERT_EXPR the same
19752 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19753 of ADDR_EXPR of decl as the decl itself. Add or remove
19754 OEP_ADDRESS_OF from recursive flags as needed. For
19755 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19756 operands commutatively and only the third one normally.
19757 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19759 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19761 * config/rtems.h (LIB_SPEC): Add -latomic.
19763 2016-04-27 Joel Sherrill <joel@rtems.org>
19765 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19766 xilink.ld and flags not relevant to RTEMS.
19768 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19770 * toplev.c (backend_init_target): Avoid calling init_reload when using
19773 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19775 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19776 for loops rather than one for the whole function.
19778 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19780 * match.pd (X + CST CMP X): New transformation.
19782 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19784 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19785 * fold-const.c (fold_binary_loc): Remove 2 transformations
19786 superseded by match.pd.
19787 * match.pd (x+x -> x*2): Generalize to integers.
19789 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19791 * config/i386/i386.md (operation on memory peephole): Duplicate an
19792 existing peephole and adapt it to match lea rather than an operation
19795 PR rtl-optimization/57193
19796 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19798 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19800 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19802 * tree-if-conv.c (any_pred_load_store): New static variable.
19803 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19804 any_pred_load_store instead of and_mask_load_store.
19805 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19806 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19807 (combine_blocks, tree_if_conversion): Ditto.
19809 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19811 PR tree-optimization/70771
19812 PR tree-optimization/70775
19813 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19814 virtual PHI nodes. Delete parameter.
19815 (if_convertible_loop_p_1): Delete argument to above function.
19816 (predicate_all_scalar_phis): Delete code handling single-argument
19818 (tree_if_conversion): Mark and update virtual SSA.
19820 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19823 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19824 (x86_elf_aligned_common): Rename to ...
19825 (x86_elf_aligned_decl_common): ... this.
19826 Add decl arg. Switch to .lbss for largecomm object. Use
19827 LARGECOMM_SECTION_ASM_OP.
19828 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19830 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19831 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19833 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19834 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19836 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19839 * config/i386/i386.c (SECTION_LARGE): Define.
19840 (x86_64_elf_select_section): Set it for large data/bss sections.
19841 Only clear SECTION_WRITE for .lrodata.
19842 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19844 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19845 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19846 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19848 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19849 * doc/tm.texi: Regenerate.
19851 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19854 * configure.ac (--enable-checking): Document extra flag, for
19855 non-release builds default to --enable-checking=yes,extra.
19856 If misc checking and extra checking, define CHECKING_P to 2 instead
19858 * common.opt (fchecking=): Add.
19859 * doc/invoke.texi (-fchecking=): Document.
19860 * doc/install.texi: Document --enable-checking changes.
19861 * configure: Regenerated.
19862 * config.in: Regenerated.
19864 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19866 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19867 attribute instead of which_alternative.
19868 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19869 Use EXT_REX_SSE_REG_P where appropriate.
19871 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19873 * config/i386/predicates.md (const0_operand): Do not match
19874 const_wide_int code.
19875 (const1_operand): Ditto.
19877 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19879 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19880 for SSE constm1 operands and TARGET_AVX512VL.
19881 (*movti_internal): Ditto.
19882 (*mov<mode>_or): Use constm1_operand predicate.
19883 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19884 for SSE vector_all_ones operands and TARGET_AVX512VL.
19885 * config/i386/predicates.md (constm1_operand): New predicate.
19886 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19887 emission of constant -1 load.
19889 2016-04-25 Jason Merrill <jason@redhat.com>
19891 * gdbinit.in: Skip is-a.h.
19893 * attribs.c (register_scoped_attributes): Fix logic.
19894 * attribs.h: Declare register_scoped_attributes.
19896 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19898 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19899 stxvd2x and stxvw4x built-in functions.
19901 2016-04-25 DJ Delorie <dj@redhat.com>
19903 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19904 (ashrhi3): Likewise.
19905 (lshrhi3): Likewise.
19907 2016-04-25 Richard Biener <rguenther@suse.de>
19909 PR tree-optimization/70780
19910 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19911 wasn't visited yet.
19912 (compute_antic): Mark blocks with abnormal preds as visited as
19913 they have a final empty antic-in solution already.
19915 2016-04-25 Michael Collison <michael.collison@linaro.org>
19917 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19919 2016-04-25 Michael Collison <michael.collison@linaro.org>
19921 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19922 mode is VQI to improve mixed mode vectorization.
19923 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19924 define_insn to match low half of signed vaddw.
19925 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19926 define_insn to match high half of signed vaddw.
19927 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19928 define_insn to match low half of unsigned vaddw.
19929 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19930 define_insn to match high half of unsigned vaddw.
19931 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19932 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19933 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19935 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19936 * config/arm/predicates.md (vect_par_constant_high): Support
19937 big endian and simplify by calling
19938 arm_simd_check_vect_par_cnst_half
19939 (vect_par_constant_low): Likewise.
19941 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19943 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19944 predicate for operand 2.
19946 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19947 H.J. Lu <hongjiu.lu@intel.com>
19949 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19950 machine_mode argument.
19951 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19952 constm1_rtx operands. For VOIDmode constants, get mode from
19953 pred_mode. Check mode size if the mode is supported by ABI.
19954 (standard_sse_constant_opcode): Do not use standard_constant_p.
19955 Strictly check ABI support for all-ones operands.
19956 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19957 immediates. Update calls to standard_sse_constant_p.
19958 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19959 (ix86_rtx_costs): Ditto.
19960 * config/i386/i386.md (*movxi_internal_avx512f): Use
19961 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19962 Use (v,BC) alternative instead of (v,C). Use register_operand
19963 checks instead of MEM_P.
19964 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19965 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19966 isa attribute. Use register_operand checks instead of MEM_P.
19967 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19968 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19969 alternative and corresponding sse2 isa attribute.
19970 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19971 to standard_sse_constant_p.
19972 (FP constant splitters): Ditto.
19973 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19975 * config/i386/predicates.md (constm1_operand): Remove.
19976 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19977 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19978 vector_all_ones_operand instead of constm1_operand.
19980 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19982 * print-rtl.c (print_rtx_insn_vec): New function.
19983 * print-rtl.h: New prototype.
19984 * store-motion.c (struct st_expr): Make avail_stores a vector.
19985 (st_expr_entry): Adjust.
19986 (free_st_expr_entry): Likewise.
19987 (print_store_motion_mems): Likewise.
19988 (find_moveable_store): Likewise.
19989 (compute_store_table): Likewise.
19990 (delete_store): Likewise.
19991 (build_store_vectors): Likewise.
19993 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19995 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19997 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19999 * vec.h (vec_safe_contains): New function.
20000 (vec::contains): Likewise.
20001 (vec::begin): Likewise.
20002 (vec::end): Likewise.
20004 2016-04-23 Jakub Jelinek <jakub@redhat.com>
20007 * cfgexpand.c (expand_stack_vars): Fix typo.
20009 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20011 * system.h (list, map, set, vector): Include conditionally.
20012 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
20013 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
20014 * ipa-icf.c (INCLUDE_LIST): Define.
20015 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
20016 * config/sh/sh.c (INCLUDE_VECTOR): Define.
20017 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
20018 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
20019 * cp/logic.cc (INCLUDE_LIST): Define.
20020 * fortran/trans-common.c (INCLUDE_MAP): Define.
20022 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20024 * auto-profile.c: Remove <string.h> include.
20025 * ipa-icf-gimple.c: Remove <list> include.
20026 * diagnostic.c: Remove <new> include.
20027 * genmatch.c: Likewise.
20028 * pretty-print.c: Likewise.
20029 * toplev.c: Likewise
20030 * c/c-objc-common.c: Likewise.
20031 * cp/error.c: Likewise.
20032 * fortran/error.c: Likewise.
20034 2016-04-22 Richard Biener <rguenther@suse.de>
20036 * lto-streamer-in.c (input_ssa_names): Do not allocate
20037 GIMPLE_NOP for all SSA names.
20038 * lto-streamer-out.c (output_ssa_names): Do not output
20039 SSA names that should have been released.
20041 2016-04-22 Richard Biener <rguenther@suse.de>
20043 PR tree-optimization/70740
20044 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
20047 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
20050 * config/i386/predicates.md (call_insn_operand): Replace
20051 sibcall_memory_operand with memory_operand.
20053 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
20055 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
20056 has_single_use() tests.
20057 (register_edge_assert_for_1): Likewise.
20058 (find_assert_locations_1): Check the liveness bitmap instead of
20059 checking has_single_use().
20061 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
20064 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
20065 Extract AVX-512BW constraint from AVX.
20067 2016-04-21 Richard Biener <rguenther@suse.de>
20069 PR tree-optimization/70725
20070 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
20071 for phi_convertible_by_degenerating_args.
20072 (predicate_all_scalar_phis): Handle single-argument PHIs.
20074 2016-04-21 Richard Biener <rguenther@suse.de>
20076 PR middle-end/70747
20077 * fold-const.c (fold_comparison): Return properly typed
20080 2016-04-21 Bin Cheng <bin.cheng@arm.com>
20082 PR tree-optimization/70715
20083 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
20084 after expanding BASE using expand_simple_operations.
20086 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20088 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
20089 New transformations.
20091 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20093 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
20095 2016-04-20 Jan Hubicka <jh@suse.cz>
20097 * ipa-inline.c (can_inline_edge_p): Pass caller info to
20098 ultiimate_alias_target.
20099 (update_callee_keys): Likewise.
20100 (lookup_recursive_calls): Likewise.
20101 (speculation_useful_p): Likewise.
20103 2016-04-20 Jan Hubicka <jh@suse.cz>
20106 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
20107 (set_nothrow_flag_1): ... this; handle interposition correctly;
20108 recurse on aliases and thunks.
20109 (cgraph_node::set_nothrow_flag): New.
20110 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
20111 functions compiled with non-call exceptions that binds to current
20113 (propagate_nothrow): Be safe WRT interposition.
20114 * cgraph.h (set_nothrow_flag): Update prototype.
20116 2016-04-18 Jan Hubicka <jh@suse.cz>
20118 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20119 max_loop_iterations_int.
20120 (tree_unswitch_outer_loop): Likewise.
20122 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20124 PR tree-optimization/69489
20125 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
20126 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20127 Revise dump message.
20128 (if_convertible_bb_p): Remove check on edge count of basic block's
20131 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20133 PR tree-optimization/56625
20134 PR tree-optimization/69489
20135 * tree-data-ref.h (DR_INNERMOST): New macro.
20136 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20137 hashing struct innermost_loop_behavior.
20138 (ref_DR_map): Remove.
20139 (innermost_DR_map): New map.
20140 (baseref_DR_map): Revise comment.
20141 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20142 to innermost_DR_map accroding to its innermost loop behavior.
20143 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20144 to its innermost loop behavior.
20145 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20146 Add initialization for innermost_DR_map. Record memory reference
20147 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20148 have innermost loop behavior.
20149 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20152 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20154 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20155 *lea_general_1. Use explicit SWI12 mode interator.
20156 (*lea<mode>_general_2): Rename from *lea_general_2.
20157 Use explicit SWI12 mode interator.
20158 (*lea<mode>_general_3): Rename from *lea_general_3.
20159 Use explicit SWI12 mode interator.
20160 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20161 Use explicit SWI12 mode interator.
20162 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20163 Use explicit SWI48 mode interator.
20165 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20167 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20168 Short-cut unaligned load and store cases. Handle all integer
20170 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20171 and store cases. Call ix86_avx256_split_vector_move_misalign
20172 directly without checking mode class.
20174 2016-04-20 Andrew Pinski <apinski@cavium.com>
20175 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20178 * config/aarch64/aarch64.md (sibcall): Force call
20179 address to be DImode for ILP32.
20180 (sibcall_value): Likewise.
20182 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20184 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20186 2016-04-20 Richard Biener <rguenther@suse.de>
20188 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20189 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20190 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20191 (maybe_push_res_to_seq): Adjust.
20192 * gimple-fold.c (maybe_build_generic_op): Likewise.
20194 2016-04-20 Marek Polacek <polacek@redhat.com>
20196 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20199 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20201 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20202 use kmovw to support AVX512F target.
20204 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20206 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20208 2016-04-20 Marek Polacek <polacek@redhat.com>
20210 PR tree-optimization/70725
20211 * tree-if-conv.c (is_false_predicate): New function.
20212 (predicate_mem_writes): Use it.
20214 2016-04-20 Richard Biener <rguenther@suse.de>
20216 PR tree-optimization/70726
20217 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
20218 shift amounts from a pattern stmt operand.
20220 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20223 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
20224 stack_restore_from_fpr pattern when restoring r15.
20225 (s390_optimize_prologue): Strip away the memory barrier in the
20226 parallel when trying to get rid of restore insns.
20227 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
20228 definition for loading the stack pointer from an FPR. Compared to
20229 the normal move insn this pattern includes a full memory barrier.
20231 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20233 PR middle-end/70680
20234 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20235 implicitly linear or lastprivate iterator on the outer context.
20237 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20239 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20241 * config/i386/i386.md (ssememalign): Removed.
20242 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20244 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20247 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20248 const short * to __builtin_ia32_loaddquhi512_mask.
20249 (_mm512_maskz_loadu_epi16): Likewise.
20250 (_mm512_mask_storeu_epi16): Pass short * to
20251 __builtin_ia32_storedquhi512_mask.
20252 (_mm512_mask_loadu_epi8): Pass const char * to
20253 __builtin_ia32_loaddquqi512_mask.
20254 (_mm512_maskz_loadu_epi8): Likewise.
20255 (_mm512_mask_storeu_epi8): Pass char * to
20256 __builtin_ia32_storedquqi512_mask.
20257 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20258 const double * to __builtin_ia32_loadupd512_mask.
20259 (_mm512_mask_loadu_pd): Likewise.
20260 (_mm512_maskz_loadu_pd): Likewise.
20261 (_mm512_storeu_pd): Pass double * to
20262 __builtin_ia32_storeupd512_mask.
20263 (_mm512_mask_storeu_pd): Likewise.
20264 (_mm512_loadu_ps): Pass const float * to
20265 __builtin_ia32_loadups512_mask.
20266 (_mm512_mask_loadu_ps): Likewise.
20267 (_mm512_maskz_loadu_ps): Likewise.
20268 (_mm512_storeu_ps): Pass float * to
20269 __builtin_ia32_storeups512_mask.
20270 (_mm512_mask_storeu_ps): Likewise.
20271 (_mm512_mask_loadu_epi64): Pass const long long * to
20272 __builtin_ia32_loaddqudi512_mask.
20273 (_mm512_maskz_loadu_epi64): Likewise.
20274 (_mm512_mask_storeu_epi64): Pass long long *
20275 to __builtin_ia32_storedqudi512_mask.
20276 (_mm512_loadu_si512): Pass const int * to
20277 __builtin_ia32_loaddqusi512_mask.
20278 (_mm512_mask_loadu_epi32): Likewise.
20279 (_mm512_maskz_loadu_epi32): Likewise.
20280 (_mm512_storeu_si512): Pass int * to
20281 __builtin_ia32_storedqusi512_mask.
20282 (_mm512_mask_storeu_epi32): Likewise.
20283 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20284 char * to __builtin_ia32_storedquqi256_mask.
20285 (_mm_mask_storeu_epi8): Likewise.
20286 (_mm256_mask_loadu_epi16): Pass const short * to
20287 __builtin_ia32_loaddquhi256_mask.
20288 (_mm256_maskz_loadu_epi16): Likewise.
20289 (_mm_mask_loadu_epi16): Pass const short * to
20290 __builtin_ia32_loaddquhi128_mask.
20291 (_mm_maskz_loadu_epi16): Likewise.
20292 (_mm256_mask_loadu_epi8): Pass const char * to
20293 __builtin_ia32_loaddquqi256_mask.
20294 (_mm256_maskz_loadu_epi8): Likewise.
20295 (_mm_mask_loadu_epi8): Pass const char * to
20296 __builtin_ia32_loaddquqi128_mask.
20297 (_mm_maskz_loadu_epi8): Likewise.
20298 (_mm256_mask_storeu_epi16): Pass short * to.
20299 __builtin_ia32_storedquhi256_mask.
20300 (_mm_mask_storeu_epi16): Pass short * to.
20301 __builtin_ia32_storedquhi128_mask.
20302 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
20303 const double * to __builtin_ia32_loadupd256_mask.
20304 (_mm256_maskz_loadu_pd): Likewise.
20305 (_mm_mask_loadu_pd): Pass onst double * to
20306 __builtin_ia32_loadupd128_mask.
20307 (_mm_maskz_loadu_pd): Likewise.
20308 (_mm256_mask_storeu_pd): Pass double * to
20309 __builtin_ia32_storeupd256_mask.
20310 (_mm_mask_storeu_pd): Pass double * to
20311 __builtin_ia32_storeupd128_mask.
20312 (_mm256_mask_loadu_ps): Pass const float * to
20313 __builtin_ia32_loadups256_mask.
20314 (_mm256_maskz_loadu_ps): Likewise.
20315 (_mm_mask_loadu_ps): Pass const float * to
20316 __builtin_ia32_loadups128_mask.
20317 (_mm_maskz_loadu_ps): Likewise.
20318 (_mm256_mask_storeu_ps): Pass float * to
20319 __builtin_ia32_storeups256_mask.
20320 (_mm_mask_storeu_ps): ass float * to
20321 __builtin_ia32_storeups128_mask.
20322 (_mm256_mask_loadu_epi64): Pass const long long * to
20323 __builtin_ia32_loaddqudi256_mask.
20324 (_mm256_maskz_loadu_epi64): Likewise.
20325 (_mm_mask_loadu_epi64): Pass const long long * to
20326 __builtin_ia32_loaddqudi128_mask.
20327 (_mm_maskz_loadu_epi64): Likewise.
20328 (_mm256_mask_storeu_epi64): Pass long long * to
20329 __builtin_ia32_storedqudi256_mask.
20330 (_mm_mask_storeu_epi64): Pass long long * to
20331 __builtin_ia32_storedqudi128_mask.
20332 (_mm256_mask_loadu_epi32): Pass const int * to
20333 __builtin_ia32_loaddqusi256_mask.
20334 (_mm256_maskz_loadu_epi32): Likewise.
20335 (_mm_mask_loadu_epi32): Pass const int * to
20336 __builtin_ia32_loaddqusi128_mask.
20337 (_mm_maskz_loadu_epi32): Likewise.
20338 (_mm256_mask_storeu_epi32): Pass int * to
20339 __builtin_ia32_storedqusi256_mask.
20340 (_mm_mask_storeu_epi32): Pass int * to
20341 __builtin_ia32_storedqusi128_mask.
20342 * config/i386/i386-builtin-types.def (PCSHORT): New.
20343 (PINT64): Likewise.
20344 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
20345 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
20346 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
20347 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
20348 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
20349 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
20350 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
20351 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
20352 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
20353 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
20354 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
20355 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
20356 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
20357 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
20358 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
20359 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
20360 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
20361 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
20362 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
20363 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
20364 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
20365 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
20366 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
20367 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
20368 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
20369 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
20370 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
20371 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
20372 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
20373 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
20374 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
20375 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
20376 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
20377 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
20378 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
20379 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
20380 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
20381 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
20382 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
20383 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
20384 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
20385 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
20386 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
20387 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
20388 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
20389 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
20390 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
20391 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
20392 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
20394 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
20395 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
20397 (ix86_expand_vector_move_misalign): Likewise.
20398 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
20399 to scalar function prototype for unaligned load/store builtins.
20400 (ix86_expand_special_args_builtin): Updated.
20401 * config/i386/sse.md (UNSPEC_LOADU): Removed.
20402 (UNSPEC_STOREU): Likewise.
20403 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
20404 (VI_ULOADSTORE_F_AVX512VL): Likewise.
20405 (ssescalarsize): Handle V4TI, V2TI and V1TI.
20406 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20407 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
20408 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
20409 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
20410 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
20411 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
20412 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
20413 (<avx512>_storedqu<mode>_mask): Likewise.
20414 (*sse4_2_pcmpestr_unaligned): Likewise.
20415 (*sse4_2_pcmpistr_unaligned): Likewise.
20416 (*mov<mode>_internal): Renamed to ...
20417 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
20418 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
20419 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
20420 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
20422 2016-04-19 Richard Biener <rguenther@suse.de>
20424 PR tree-optimization/70171
20425 * tree-ssa-phiprop.c: Include stor-layout.h.
20426 (phiprop_insert_phi): Handle the aggregate copy case.
20427 (propagate_with_phi): Likewise.
20429 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
20431 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
20432 instead of simplify_gen_subreg (... , 0).
20433 (ix86_delegitimize_address): Ditto.
20434 (ix86_split_divmod): Ditto.
20435 (ix86_split_copysign_const): Ditto.
20436 (ix86_split_copysign_var): Ditto.
20437 (ix86_expand_args_builtin): Ditto.
20438 (ix86_expand_round_builtin): Ditto.
20439 (ix86_expand_special_args_builtin): Ditto.
20440 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
20441 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
20442 (udivmodqi4): Ditto.
20443 (absneg splitters): Ditto.
20444 (*jcc_bt<mode>_1): Ditto.
20446 2016-04-19 Richard Biener <rguenther@suse.de>
20448 PR tree-optimization/70724
20449 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
20450 restoring out from ...
20451 (free_scc_vn): ... here.
20452 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
20453 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
20455 (pass_fre::execute): Restore SSA info.
20457 2016-04-19 Richard Biener <rguenther@suse.de>
20459 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
20460 * gimple-walk.c (walk_gimple_op): Initialize it.
20461 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
20462 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
20463 remapping SSA names of defs.
20464 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
20467 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
20469 PR middle-end/70689
20470 * lra-constraints.c (equiv_substition_p): New.
20471 (process_alt_operands): Use it.
20472 (swap_operands): Swap it.
20473 (curr_insn_transform): Update it.
20475 2016-04-18 Michael Matz <matz@suse.de>
20477 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
20478 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
20479 * tree-core.h (tree_type_common.align): Use bit-field.
20480 (tree_type_common.spare): New.
20481 (tree_decl_common.off_align): Make smaller.
20482 (tree_decl_common.align): Use bit-field.
20484 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
20485 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
20486 (scan_sharing_clauses): Ditto.
20487 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20488 (omp_finish_file): Ditto.
20489 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
20490 (layout_decl): Ditto.
20491 (relayout_decl): Ditto.
20492 (finalize_record_size): Use SET_TYPE_ALIGN.
20493 (finalize_type_size): Ditto.
20494 (finish_builtin_struct): Ditto.
20495 (layout_type): Ditto.
20496 (initialize_sizetypes): Ditto.
20497 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
20498 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
20499 (lookup_field_for_decl): Use SET_DECL_ALIGN.
20500 (get_chain_field): Ditto.
20501 (get_trampoline_type): Ditto.
20502 (get_nl_goto_field): Ditto.
20503 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
20505 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
20506 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
20507 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
20508 (build_qualified_type): Use SET_TYPE_ALIGN.
20509 (build_aligned_type, build_range_type_1): Ditto.
20510 (build_atomic_base): Ditto.
20511 (build_common_tree_nodes): Ditto.
20512 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
20513 (expand_one_stack_var_at): Ditto.
20514 * coverage.c (build_var): Use SET_DECL_ALIGN.
20515 * except.c (init_eh): Ditto.
20516 * function.c (assign_parm_setup_block): Ditto.
20517 * symtab.c (increase_alignment_1): Ditto.
20518 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
20519 * tree-vect-stmts.c (ensure_base_align): Ditto.
20520 * varasm.c (align_variable): Ditto.
20521 (assemble_variable): Ditto.
20522 (build_constant_desc): Ditto.
20523 (output_constant_def_contents): Ditto.
20525 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
20526 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
20527 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
20528 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
20529 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
20531 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
20534 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
20535 replace %vmovsd with "%vmovq".
20536 (vec_concatv2df): Likewise.
20538 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
20541 (*vec_extractv2si_0): Ditto.
20542 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
20543 (zero_extended_scalar_load_operand splitters): Ditto.
20544 (vec_extract splitters): Ditto.
20545 (*vec_extractv4si_0_zext): Ditto.
20546 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
20547 and lowpart_subreg.
20548 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
20549 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
20550 (*sse4_1_extractps): Use lowpart_subreg.
20551 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
20553 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20555 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
20557 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
20558 Mention Solaris 11 packaging changes.
20559 Update gas and gld requirements.
20560 Remove reference to pre-Solaris 10 bug.
20561 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
20563 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
20566 2016-04-17 Jan Hubicka <jh@suse.cz>
20568 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
20569 max_loop_iterations_int.
20571 2016-04-18 Richard Biener <rguenther@suse.de>
20573 PR tree-optimization/43434
20574 * tree-ssa-structalias.c (struct vls_data): New.
20575 (visit_loadstore): Handle all pointer-based accesses.
20576 (compute_dependence_clique): Compute a bitmap of restrict tags
20577 assigned bases and pass it to visit_loadstore.
20579 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
20582 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
20583 armv8.1-a and armv8.1-a+crc.
20585 2016-04-18 Richard Biener <rguenther@suse.de>
20587 PR tree-optimization/70701
20588 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
20589 references after translating through a memcpy.
20591 2016-04-18 Richard Biener <rguenther@suse.de>
20593 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
20594 (compute_antic): ... here. For partial antic use regular
20595 postorder and scrap iteration.
20596 (compute_partial_antic_aux): Remove unused return value.
20597 (init_pre): Do not allocate postorder.
20598 (fini_pre): Do not free postorder.
20600 2016-04-18 Richard Biener <rguenther@suse.de>
20602 PR middle-end/37870
20603 * expmed.c (extract_bit_field_1): Remove broken case
20604 using a wider MODE_INT mode.
20606 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
20608 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
20609 unless compiling with at least GCC-4.8.
20611 2016-04-17 Jan Hubicka <jh@suse.cz>
20614 * graphite.c (graphite_finalize): Update call to
20615 tree_estimate_probability.
20616 * predict.h (tree_estimate_probability): Update prototype.
20618 2016-04-17 Jan Hubicka <jh@suse.cz>
20620 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20621 (tree_estimate_probability): Likewise.
20622 (pass_profile::execute): Update.
20623 (report_predictor_hitrates): New function.
20624 * profile.c (compute_branch_probabilities): Use it.
20625 * predict.h (report_predictor_hitrates): Declare.
20627 2016-04-17 Jan Hubicka <jh@suse.cz>
20630 * cgraph.h (cgraph_node::set_const_flag,
20631 cgraph_node::set_pure_flag): Update prototype to return bool;
20633 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20634 of interposable symbol are interposable, too.
20635 (cgraph_set_const_flag_1): Rename to ...
20636 (set_const_flag_1): ... this one; change to self recursive function
20637 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20638 clearnig the flag in all variants and also virtual thunks of const
20639 functions are pure; track if any change was done.
20640 (cgraph_node::set_const_flag): Update.
20641 (struct set_pure_flag_info): New struct.
20642 (cgraph_set_pure_flag_1): Rename to ...
20643 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20644 rather than pointer encoded flags; track if any changes was done;
20645 handle correctly clearning flag and setting flag of aliases already
20647 (cgraph_node::set_pure_flag): Update.
20648 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20650 2016-04-17 Tom de Vries <tom@codesourcery.com>
20653 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20654 backslash in label.
20656 2016-04-17 Tom de Vries <tom@codesourcery.com>
20658 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20659 '{}<> ' as escape-for-record.
20661 2016-04-17 Tom de Vries <tom@codesourcery.com>
20663 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20666 2016-04-17 Tom de Vries <tom@codesourcery.com>
20669 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20670 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20671 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20672 * passes.c (finish_optimization_passes): Only call
20673 finish_graph_dump_file if dfi->graph_dump_initialized.
20674 (execute_function_dump, pass_init_dump_file): Use
20675 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20677 2016-04-17 Tom de Vries <tom@codesourcery.com>
20679 PR tree-optimization/70256
20680 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20681 (debug_varmap): New function.
20683 2016-04-17 Tom de Vries <tom@codesourcery.com>
20686 * passes.c (pass_manager::register_pass): Propagate pflags.
20688 2016-04-17 Tom de Vries <tom@codesourcery.com>
20691 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20692 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20693 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20694 check if it's equal to p_start.
20695 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20697 2016-04-15 Jan Hubicka <jh@suse.cz>
20700 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20701 function does not bind to current def.
20702 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20703 handle conservatively calls to functions that does not need to bind
20705 (check_call): Update call of worse_state.
20706 (ignore_edge_for_nothrow): Update.
20707 (ignore_edge_for_pure_const): Likewise.
20708 (propagate_pure_const): Update calls to worse_state.
20709 (skip_function_for_local_pure_const): Reformat comments.
20711 2016-04-15 Jan Hubicka <jh@suse.cz>
20714 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20715 (cgraph_node::function_symbol): Likewise.
20716 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20717 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20718 (symtab_node::ultimate_alias_target): Add REF parameter.
20719 (symtab_node::binds_to_current_def_p): Declare.
20720 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20721 (cgraph_node::function_symbol): Likewise.
20722 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20723 (cgraph_node::get_availability): Likewise.
20724 (cgraph_edge::binds_to_current_def_p): New inline function.
20725 (varpool_node::get_availability): Add REF parameter.
20726 (varpool_node::ultimate_alias_target): Likewise.
20727 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20728 (symtab_node::binds_to_current_def_p): Likewise.
20729 * varpool.c (varpool_node::get_availability): Likewise.
20731 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20734 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20735 Fix mode size check.
20737 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20739 * BASE-VER: Set to 7.0.0.
20741 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20743 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20745 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20747 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20748 architecture revisions.
20750 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20752 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20753 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20754 * config/i386/i386.md (stack decrement to push peepholes): Guard
20755 with !x86_using_red_zone ().
20757 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20760 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20761 to dump_generic_node.
20762 (NIY): Pass also flags to do_niy.
20764 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20766 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20767 (simd_clone_vector_of_formal_parm_types)
20768 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20769 (simd_clone_mangle, simd_clone_create)
20770 (simd_clone_adjust_return_type, create_tmp_simd_array)
20771 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20772 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20773 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20774 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20775 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20776 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20777 * omp-simd-clone.c: ... this new file.
20778 (simd_clone_vector_of_formal_parm_types): Make it static.
20779 * Makefile.in (OBJS): Add omp-simd-clone.o.
20781 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20784 * config/i386/sse.md: Use proper memory operand modifiers.
20787 2016-04-15 Richard Biener <rguenther@suse.de>
20788 Alan Modra <amodra@gmail.com>
20790 PR tree-optimization/70130
20791 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20792 when alignment stays not the same and no not use the realign
20795 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20798 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20799 direct move handlers for KFmode. Change TFmode handlers test from
20800 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20802 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20805 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20806 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20807 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20808 * tree-ssa-live.c (remove_unused_scope_block_p): When
20809 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20810 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20811 block_ultimate_origin is FUNCTION_DECL.
20812 (remove_unused_locals): If current_function_decl is
20813 polymorphic_ctor_dtor_p, pass initial true to
20814 remove_unused_scope_block_p' is_ctor_dtor_block.
20816 2016-04-14 Martin Sebor <msebor@redhat.com>
20821 * doc/extend.texi (Variable Length): Revert.
20823 2016-04-14 Marek Polacek <polacek@redhat.com>
20824 Jan Hubicka <hubicka@ucw.cz>
20827 * tree.c (verify_type): Disable the canonical type of main variant
20830 2016-04-14 Jason Merrill <jason@redhat.com>
20832 * cfgexpand.c, expr.c: Revert previous change.
20834 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20836 PR middle-end/70643
20837 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20838 when building a mem ref for the incoming reduction variable.
20840 2016-04-14 Richard Biener <rguenther@suse.de>
20842 PR tree-optimization/70614
20843 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20844 loop if the evolution dropped to chrec_dont_know.
20845 (interpret_condition_phi): Likewise.
20847 2016-04-14 Richard Biener <rguenther@suse.de>
20849 PR tree-optimization/70623
20850 * tree-ssa-pre.c (changed_blocks): Make global ...
20851 (compute_antic): ... local here. Move and fix worklist
20852 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20853 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20854 worklist handling, dump when ANTIC_IN changed.
20855 (compute_partial_antic_aux): Remove worklist handling.
20856 (init_pre): Do not compute post dominators. Add a comment about
20857 the CFG order chosen.
20858 (fini_pre): Do not free post dominators.
20860 2016-04-13 Martin Sebor <msebor@redhat.com>
20865 * doc/extend.texi (Variable Length): Document C++ specifics.
20867 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20870 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20871 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20872 eh edges have been purged.
20875 * tree-sra.c (create_access_replacement,
20876 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20878 * tree-pretty-print.c (dump_fancy_name): New function.
20879 (dump_decl_name, dump_generic_node): Use it.
20881 2016-04-13 Jason Merrill <jason@redhat.com>
20883 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20884 * expr.c (expand_expr_real_1): Likewise.
20886 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20888 * config/i386/i386.md (kunpckhi): Swap operands.
20889 (kunpcksi): Likewise.
20890 (kunpckdi): Likewise.
20891 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20892 (vec_pack_trunc_<mode>): Likewise.
20894 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20897 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20899 PR middle-end/70633
20900 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20901 gimplification turns some element into non-constant.
20904 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20905 * explow.c (convert_memory_address_addr_space_1): No longer static,
20906 add NO_EMIT argument and don't call convert_modes if true, pass
20907 it down recursively, remove break after return.
20908 (convert_memory_address_addr_space): Adjust caller.
20909 * simplify-rtx.c (simplify_unary_operation_1): Call
20910 convert_memory_address_addr_space_1 instead of convert_memory_address,
20911 if it returns NULL, don't simplify.
20913 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20916 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20918 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20920 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20921 Bump the upper SIMDLEN limits, so that if the return type or
20922 characteristic type if the return type is void can be passed in
20923 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20926 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20929 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20930 Do not use "=" constraint on an input constraint.
20931 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20932 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20933 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20934 generates (neg (abs ...)) instead of (abs ...).
20936 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20938 PR rtl-optimization/70596
20939 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20940 just invalidate LRA data and reset them. Adjust dump wording.
20942 2016-04-12 Martin Liska <mliska@suse.cz>
20945 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20947 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20949 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20950 max_loop_iterations_int.
20951 (tree_unswitch_outer_loop): Likewise.
20952 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20953 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20955 2016-04-12 Tom de Vries <tom@codesourcery.com>
20957 PR tree-optimization/68756
20958 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20959 instead of new_name.
20961 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20963 PR tree-optimization/70602
20964 * tree-sra.c (generate_subtree_copies): Don't write anything into
20965 constant pool decls.
20967 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20968 regardless whether there are depend clauses or not.
20970 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20973 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20974 target attribute and pragma from changing the -mfloat128
20975 and -mfloat128-hardware options.
20977 * doc/extend.texi (Additional Floating Types): Document PowerPC
20978 __float128 restrictions.
20980 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20983 * config/aarch64/driver-aarch64.c
20984 (aarch64_get_extension_string_for_isa_flags): New.
20985 (arch_extension): Rename to...
20986 (aarch64_arch_extension): ...This.
20987 (ext_to_feat_string): Rename to...
20988 (aarch64_extensions): ...This.
20989 (aarch64_core_data): Keep track of architecture extension flags.
20990 (cpu_data): Rename to...
20991 (aarch64_cpu_data): ...This.
20992 (aarch64_arch_driver_info): Keep track of architecture extension
20994 (get_arch_name_from_id): Rename to...
20995 (get_arch_from_id): ...This, change return type.
20996 (host_detect_local_cpu): Update and reformat for renames, handle
20997 extensions through common infrastructure.
20999 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21002 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
21003 track of a canonical flag name.
21004 (all_extensions): Likewise.
21005 (arch_to_arch_name): Also track extension flags enabled by the arch.
21006 (all_architectures): Likewise.
21007 (aarch64_parse_extension): Move to here.
21008 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
21010 (aarch64_rewrite_selected_cpu): Update for above change.
21011 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
21012 are handled, such that the single explicit value enabled by an
21013 extension is kept seperate from the implicit values it also enables.
21014 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
21016 (aarch64_parse_extension): New.
21017 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
21018 here to config/aarch64/aarch64-protos.h.
21019 (aarch64_parse_extension): Move from here to
21020 common/config/aarch64/aarch64-common.c.
21021 (aarch64_option_print): Update.
21022 (aarch64_declare_function_name): Likewise.
21023 (aarch64_start_file): Likewise.
21024 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
21025 the canonical flag for extensions.
21026 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
21029 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21031 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
21034 2016-04-09 Tom de Vries <tom@codesourcery.com>
21036 PR tree-optimization/68953
21037 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
21038 first to last subscript.
21040 2016-04-09 Jakub Jelinek <jakub@redhat.com>
21042 PR tree-optimization/70586
21043 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
21046 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
21050 PR tree-optimization/70373
21051 PR middle-end/70533
21052 PR middle-end/70534
21053 PR middle-end/70535
21054 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
21055 clauses for acc parallel reductions as necessary. Error on those
21057 * omp-low.c (scan_sharing_clauses): Don't install variables which
21058 are used in acc parallel reductions.
21059 (lower_rec_input_clauses): Remove dead code.
21060 (lower_oacc_reductions): Add support for reference reductions.
21061 (lower_reduction_clauses): Remove dead code.
21062 (lower_omp_target): Don't remap variables appearing in acc parallel
21064 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
21066 2016-04-08 Jakub Jelinek <jakub@redhat.com>
21068 PR middle-end/70593
21069 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
21070 with multiple SSA_NAME defs, force the outputs other than first
21071 to be live before calling live_track_process_def on each output.
21073 PR rtl-optimization/70574
21074 * fwprop.c (forward_propagate_and_simplify): Don't add
21075 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
21076 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
21077 paradoxical subregs within *loc.
21079 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
21081 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
21082 -ftree-parallelize-loops={0,1}.
21083 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
21084 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
21085 * config/ia64/hpux.h (LIB_SPEC): Likewise.
21086 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
21087 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
21089 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
21092 * asan.c (instrument_derefs): If we get unknown location, extract it
21093 with EXPR_LOCATION.
21094 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
21096 2016-04-08 Tom de Vries <tom@codesourcery.com>
21098 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
21099 implicit firstprivate clause.
21101 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21104 * config/arm/thumb2.md (tst + branch-> lsls + branch
21105 peephole below *orsi_not_shiftsi_si): Require that condition
21106 register is dead after the peephole.
21107 (second peephole after the above): Likewise.
21109 2016-04-08 Alan Modra <amodra@gmail.com>
21112 * builtins.c (fold_builtin_classify): For IBM extended precision,
21113 look at just the high-order double to test for NaN.
21114 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
21115 test just the high double for Inf but both doubles for subnormal
21118 2016-04-07 Jakub Jelinek <jakub@redhat.com>
21120 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
21121 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
21122 node->simdclone->mask_mode != VOIDmode masks.
21123 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
21124 earlier, use it instead of node->simdclone.
21125 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21126 Set clonei->mask_mode.
21128 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21131 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21132 Pass it through to cp_parser_already_scoped_statement.
21133 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21134 it through to cp_parser_statement.
21135 (cp_parser_statement): Pass IF_P through to
21136 cp_parser_iteration_statement.
21137 (cp_parser_pragma): Adjust call to
21138 cp_parser_iteration_statement.
21140 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21143 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21144 resolve a future -Wparentheses warning.
21145 * omp-low.c (scan_sharing_clauses): Likewise.
21146 * tree-parloops.c (eliminate_local_variables): Likewise.
21148 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21150 PR rtl-optimization/70398
21151 * lra-constraints.c (process_address_1): Check zero scale and code
21152 for reloading with zero scale.
21154 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21156 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21157 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21159 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21161 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21162 Add support for AVX512F clones, include them by default for
21163 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21164 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21167 PR middle-end/70550
21168 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21169 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21170 firstprivate clauses.
21171 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21172 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21173 (lower_omp_target): Set TREE_NO_WARNING for
21174 non-addressable possibly uninitialized vars which are copied into
21175 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21177 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21179 * config/pa/predicates.md (integer_store_memory_operand): Accept
21180 REG+D operands with a large offset when reload_in_progress is true.
21181 (floating_point_store_memory_operand): Likewise.
21183 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21186 * match.pd (nested int casts): Limit to GIMPLE.
21188 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21191 * ipa-devirt.c (maybe_record_node): Fix comment; use
21192 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21194 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21196 PR rtl-optimization/70542
21197 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21198 if there are any uses other than insn or debug insns.
21200 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21201 Jakub Jelinek <jakub@redhat.com>
21203 PR tree-optimization/70509
21204 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21205 Shift HOST_WIDE_INT_1U instead of 1.
21207 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21209 PR tree-optimization/70509
21210 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
21211 of the vector base type for index.
21213 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
21216 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
21218 2016-04-05 Richard Biener <rguenther@suse.de>
21220 PR tree-optimization/70526
21221 * tree-sra.c (build_ref_for_offset): Use prev_base to
21222 extract the alias pointer type.
21224 2016-04-05 Richard Biener <rguenther@suse.de>
21226 * dse.c (struct store_info): Remove alias_set member.
21227 (struct read_info_type): Likewise.
21228 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
21229 spill_deleted, clear_alias_set_lookup): Remove.
21230 (get_group_info): Remove dead base == NULL_RTX case.
21231 (dse_step0): Remove initialization of removed variables.
21232 (delete_dead_store_insn): Reomve alias set dumping.
21233 (free_read_records): Remove alias_set handling.
21234 (canon_address): Remove alias_set_out parameter.
21235 (record_store): Remove spill_alias_set, it's always zero.
21236 (check_mem_read_rtx): Likewise.
21237 (dse_step2): Rename from ...
21238 (dse_step2_nospill): ... this. Adjust.
21239 (scan_stores): Rename from ...
21240 (scan_stores_nospill): ... this.
21241 (scan_reads): Rename from ...
21242 (scan_reads_nospill): ... this.
21243 (scan_stores_spill, scan_reads_spill): Remove.
21244 (dse_step3_scan): Remove for_spills argument which is always false.
21245 (dse_step3): Likewise.
21246 (dse_step5): Rename from ...
21247 (dse_step5_nospill): ... this. Remove alias_set handling.
21248 (rest_of_handle_dse): Adjust.
21250 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21253 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21254 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21255 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21256 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21258 2016-04-05 Richard Biener <rguenther@suse.de>
21260 PR middle-end/70499
21261 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21262 non-register type temporaries into SSA.
21264 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21267 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21268 calls when sanitizing.
21269 (possible_polymorphic_call_target_p): Fix formatting.
21271 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21272 Jakub Jelinek <jakub@redhat.com>
21274 PR middle-end/70457
21275 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21276 to ensure a call statement is compatible with a built-in's
21278 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21281 2016-04-04 Richard Biener <rguenther@suse.de>
21283 PR rtl-optimization/70484
21284 * rtl.h (canon_output_dependence): Declare.
21285 * alias.c (canon_output_dependence): New function.
21286 * dse.c (record_store): Use canon_output_dependence rather
21287 than canon_true_dependence.
21289 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21292 * cgraph.h (symtab_node::copy_visibility_from): New function.
21293 * symtab.c (symtab_node::copy_visibility_from): New function.
21294 * ipa-visibility.c (optimize_weakref): New function.
21295 (function_and_variable_visibility): Use it.
21297 2016-04-04 Martin Liska <mliska@suse.cz>
21300 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
21301 value that is really in range handled by SBR instruction.
21302 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
21303 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
21304 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
21306 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
21310 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
21311 set, but not for SP_REG operands.
21313 2016-04-02 Martin Sebor <msebor@redhat.com>
21316 * fold-const.c (maybe_nonzero_address): New function.
21317 (fold_comparison): Call it. Fold equality and relational
21318 expressions involving null pointers.
21319 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
21321 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
21323 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
21324 the "Y" constraint (scalar FP 0.0 immediate).
21326 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
21327 Add the "const_double" to the list of operand constraints.
21329 2016-04-01 Jakub Jelinek <jakub@redhat.com>
21331 PR rtl-optimization/70467
21332 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
21333 If low word of the last operand is 0, just emit addition/subtraction
21336 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21339 * config/s390/s390.c (s390_expand_insv): Check for everything
21340 constant instead of just VOIDmode stuff.
21342 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21345 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
21347 2016-04-01 Nathan Sidwell <nathan@acm.org>
21349 * tree.def (TRY_CATCH_EXPR): Correct documentation.
21351 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
21353 PR rtl-optimization/70461
21354 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
21357 2016-03-31 Martin Liska <mliska@suse.cz>
21360 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
21361 a tree value or an immediate integer value to a buffer
21362 that is eventually copied to a BRIG section.
21363 (emit_immediate_operand): Call the function here.
21364 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
21365 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
21366 of class' fields that are removed.
21367 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
21368 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
21369 m_brig_repr_size fields.
21371 2016-03-31 Martin Liska <mliska@suse.cz>
21374 * hsa-gen.c (hsa_function_representation::update_dominance): New
21376 (convert_addr_to_flat_segment): Likewise.
21377 (gen_hsa_memory_set): New alignment argument.
21378 (gen_hsa_ctor_assignment): Likewise.
21379 (gen_hsa_insns_for_single_assignment): Provide alignment
21380 to gen_hsa_ctor_assignment.
21381 (gen_hsa_insns_for_direct_call): Add new argument.
21382 (expand_lhs_of_string_op): New function.
21383 (expand_string_operation_builtin): Likewise.
21384 (expand_memory_copy): New function.
21385 (expand_memory_set): New function.
21386 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
21387 (convert_switch_statements): Change signature.
21388 (generate_hsa): Use a return value of the function.
21389 (pass_gen_hsail::execute): Do not call
21390 convert_switch_statements here.
21391 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
21392 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
21393 (hsa_function_representation::update_dominance): New function.
21395 2016-03-31 Martin Liska <mliska@suse.cz>
21398 * hsa-brig.c (emit_directive_variable): Emit alignment
21399 according to hsa_symbol::m_align.
21400 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
21401 (dump_hsa_symbol): Dump alignment of HSA symbols.
21402 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
21403 (gen_hsa_addr_with_align): New function.
21404 (hsa_bitmemref_alignment): Use newly added function.
21405 (gen_hsa_insns_for_load): Likewise.
21406 (gen_hsa_insns_for_store): Likewise.
21407 (gen_hsa_memory_copy): New argument added.
21408 (gen_hsa_insns_for_single_assignment): Respect
21409 alignment for assignments processed via gen_hsa_memory_copy.
21410 (gen_hsa_insns_for_direct_call): Likewise.
21411 (gen_hsa_insns_for_return): Likewise.
21412 (gen_function_def_parameters): Set default alignment.
21413 * hsa.c (hsa_object_alignment): New function.
21414 (hsa_byte_alignment): Pasted function.
21415 * hsa.h (hsa_symbol::m_align): New field.
21417 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21419 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
21420 scratch field for goto case.
21422 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
21424 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
21426 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
21429 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
21430 (scalar_chain::convert_insn): Call convert_op for reg
21431 moves to handle undefined registers.
21433 2016-03-31 Nathan Sidwell <nathan@acm.org>
21436 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
21437 Assert we don't want to move backwards.
21439 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
21442 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
21444 2016-03-31 Jakub Jelinek <jakub@redhat.com>
21446 PR rtl-optimization/70460
21447 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
21448 with operand from REG_LABEL_OPERAND, instead substitute
21449 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
21450 Don't do anything for REG_NON_LOCAL_GOTO jumps.
21452 2016-03-31 Martin Liska <mliska@suse.cz>
21454 * passes.c (execute_one_pass): Do not call
21455 todo_after for a discarded function.
21457 2016-03-31 Bin Cheng <bin.cheng@arm.com>
21459 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
21460 (no_cost, infinite_cost): Initialize the new field.
21461 (get_computation_cost_at): Record setup cost.
21462 (determine_use_iv_cost_address): Skip cost computation for sub
21463 uses if we can estimate it without losing accuracy.
21465 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21467 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21469 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21470 max_loop_iterations_int.
21471 (tree_unswitch_outer_loop): Likewise.
21472 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21473 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21475 2016-03-30 Richard Biener <rguenther@suse.de>
21477 PR middle-end/70450
21478 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
21480 2016-03-30 Jakub Jelinek <jakub@redhat.com>
21483 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
21484 in gen_blendm expander.
21486 2016-03-30 Nick Clifton <nickc@redhat.com>
21489 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
21490 case where we are already provided with an SImode SUBREG.
21492 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/i386/i386.c (ix86_expand_epilogue): Properly check
21496 conflict between DRAP register and __builtin_eh_return.
21498 2016-03-30 Michael Matz <matz@suse.de>
21499 Richard Biener <rguenther@suse.de>
21502 * ipa-polymorphic-call.c (struct type_change_info): Change
21503 speculative to an unsigned allowing to limit the work we do.
21504 (csftc_abort_walking_p): New inline function..
21505 (check_stmt_for_type_change): Limit the number of may-defs
21506 skipped for speculative devirtualization to
21507 max-speculative-devirt-maydefs.
21508 * params.def (max-speculative-devirt-maydefs): New param.
21509 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
21511 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
21514 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
21517 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
21519 PR tree-optimization/59124
21520 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
21521 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
21523 2016-03-29 Jeff Law <law@redhat.com>
21525 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
21527 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21529 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
21532 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
21534 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
21535 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
21536 gcrt0.o if linking dynamically.
21538 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21541 * ipa-devirt.c (methods_equal_p): New function.
21542 (compare_virtual_tables): Use it.
21543 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
21544 * cgraphclones.c (clone_function_name_1): Use
21545 symbol_table::symbol_suffix_separator.
21546 * coverage.c (build_var): Likewise.
21547 * symtab.c (symbol_table::symbol_suffix_separator): New.
21549 2016-03-29 Jakub Jelinek <jakub@redhat.com>
21551 PR rtl-optimization/70429
21552 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
21553 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
21554 mode != result_mode.
21557 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
21559 PR tree-optimization/70405
21560 * ssa-iterators.h (num_imm_uses): Add missing braces.
21562 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
21564 PR rtl-optimization/68695
21565 * ira-color.c (allocno_copy_cost_saving): New.
21566 (improve_allocation): Use it.
21568 2016-03-29 Richard Henderson <rth@redhat.com>
21570 PR middle-end/70355
21571 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
21573 2016-03-29 Richard Biener <rguenther@suse.de>
21575 PR middle-end/70424
21576 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
21577 use alignment returned by get_pointer_alignment_1 if it is
21578 bigger than BITS_PER_UNIT.
21579 * builtins.c (get_pointer_alignment_1): Do not return true
21580 for alignment extracted from SSA info.
21582 2016-03-28 James Bowman <james.bowman@ftdichip.com>
21584 * config/ft32/ft32.opt (mnodiv): New.
21585 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
21586 * doc/invoke.texi (FT32 Options -mnodiv): New.
21588 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
21591 * config/i386/i386.md (define_split, andn): Fix modes.
21593 2016-03-26 Richard Biener <rguenther@suse.de>
21594 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21597 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
21599 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
21600 as 2nd argument to cl_optimization_restore().
21602 2016-03-25 Richard Henderson <rth@redhat.com>
21605 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
21606 * config/aarch64/aarch64-protos.h: Declare it.
21607 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
21609 2016-03-25 Alan Modra <amodra@gmail.com>
21612 * config/rs6000/constraints.md (j): Simplify.
21613 * config/rs6000/predicates.md (easy_fp_constant): Exclude
21615 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21616 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21617 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21618 in all constraint alternatives.
21619 (movtd_64bit_nodm): Delete "j" constraint alternative.
21621 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21623 * tree-ssa-propagate.c: Enhance docs for
21624 SSA_PROP_NOT_INTERESTING.
21626 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21628 * doc/extend.texi: Fix typo in documentation to pure attribute.
21630 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21633 * config/pa/pa.md (bswapdi2): Use a scratch register.
21635 2016-03-24 Richard Henderson <rth@redhat.com>
21637 PR middle-end/69845
21638 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21641 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21643 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21644 using ix86_expand_binary_operator instead of gen_andsi3.
21646 2016-03-24 Richard Biener <rguenther@suse.de>
21648 PR tree-optimization/70396
21649 * tree-vect-stmts.c (vectorizable_comparison): Use
21650 get_vectype_for_scalar_type.
21652 2016-03-24 Richard Biener <rguenther@suse.de>
21654 PR middle-end/70370
21655 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21656 with register bases.
21658 2016-03-24 Richard Biener <rguenther@suse.de>
21660 PR tree-optimization/70372
21661 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21662 build_all_ones_cst to also handle vector types correctly.
21664 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21667 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21670 2016-03-23 Marek Polacek <polacek@redhat.com>
21673 * doc/invoke.texi: Document -Wignored-attributes.
21675 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21677 PR tree-optimization/69042
21678 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21679 parameter from 30 to 40.
21681 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21683 PR tree-optimization/69042
21684 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21685 for use with constant offset stripped in base.
21687 2016-03-23 Richard Biener <rguenther@suse.de>
21689 PR middle-end/70251
21690 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21691 mode compatibility check.
21692 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21694 2016-03-23 Jeff Law <law@redhat.com>
21696 PR tree-optimization/64058
21697 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21699 (struct ssa_conflicts): Move up earlier in the file.
21700 (conflicts_, var_map_): New static variables.
21701 (initialize_conflict_count): New function to initialize the
21702 CONFLICT_COUNT field for each conflict pair.
21703 (compare_pairs): Lazily initialize the conflict count and use it
21704 as the first tie-breaker.
21705 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21706 and wipe conflicts_ and map_ around the call to qsort. Remove
21707 special case for 2 coalesce pairs.
21708 * bitmap.c (bitmap_count_unique_bits): New function.
21709 (bitmap_count_bits_in_word): New function, extracted from
21711 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21712 * bitmap.h (bitmap_count_unique_bits): Declare it.
21714 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21717 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21718 transparent alias chain for decl assembler name.
21719 * config/sol2.c (solaris_assemble_visibility): Likewise.
21721 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21723 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21725 (v10_fdivs): Likewise.
21726 (v10_fdivd): Likewise.
21728 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21731 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21732 to not call fclose twice on file.
21734 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21736 PR tree-optimization/70354
21737 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21738 oprnd0 is wider than oprnd1 and there is a cast from the wider
21739 type to oprnd1, mask it with the mask of the narrower type.
21742 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21743 Optimize TARGET_STV splitters, if high or low word of last argument
21746 2016-03-22 Jeff Law <law@redhat.com>
21749 tree-ssa-threadbackward.c
21750 (fsm_find_control_statement_thread_paths): Correctly distinguish
21751 between old style jump threads vs FSM jump threads.
21753 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21756 * config/i386/i386.c (scalar_chain::convert_op): Support
21757 uninitialized register usage case.
21759 2016-03-22 Richard Biener <rguenther@suse.de>
21761 PR middle-end/70251
21762 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21764 (capture::gen_transform): ... to change behavior when substituting
21765 a condition into cond or not-cond expr context.
21766 (dt_simplify::gen_1): Adjust.
21767 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21768 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21769 last change and instead change to
21770 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21771 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21773 2016-03-22 Anthony Green <green@moxielogic.com>
21775 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21776 issue for moxiebox targets.
21777 (CC1PLUS_SPEC): Ditto.
21779 2016-03-22 Richard Biener <rguenther@suse.de>
21781 PR middle-end/70333
21782 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21785 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21787 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21789 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21792 * config/i386/i386.c (def_builtin): Handle
21793 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21795 (const struct builtin_description bdesc_special_args[]):
21796 Remove duplicate ISA bits.
21798 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21801 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21802 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21803 in a way that works also for AVX512BW.
21806 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21807 instead of source if operands[1] is xmm16 and above and
21808 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21809 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21812 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21813 on assign if (*from_p) is a comparison, set it to
21814 TREE_NO_WARNING (*from_p).
21816 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21818 PR middle-end/70326
21819 * lra.c (restore_scratches): Ignore deleted insns.
21821 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21822 Jakub Jelinek <jakub@redhat.com>
21824 PR tree-optimization/70317
21825 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21828 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21831 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21832 of ix86_expand_move.
21834 (movti): Use general_operand for operand 1 predicate.
21836 2016-03-21 Martin Liska <mliska@suse.cz>
21838 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21840 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21842 2016-03-21 Martin Liska <mliska@suse.cz>
21845 * ipa-icf.c (sem_function::parse): Skip static
21846 constructors and destructors.
21848 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21851 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21852 function-like macro, peek following token(s) if it is followed
21853 by CPP_OPEN_PAREN token with optional padding in between, and
21854 if not, don't treat it like a macro.
21856 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21857 Alexander Monakov <amonakov@ispras.ru>
21859 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21860 for the stabs debug format.
21862 2016-03-21 Richard Biener <rguenther@suse.de>
21864 PR tree-optimization/70310
21865 * tree-vect-generic.c (expand_vector_condition): Fold the built
21868 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21871 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21872 Block third alternative for AVX-512VL target,
21874 2016-03-21 Martin Liska <mliska@suse.cz>
21877 * hsa-brig.c (emit_function_directives): Mark unemitted
21878 global variables for emission.
21879 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21880 (get_symbol_for_decl): Likewise.
21881 * hsa.h (struct hsa_symbol): New flag.
21883 2016-03-21 Richard Biener <rguenther@suse.de>
21885 PR tree-optimization/70288
21886 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21887 we do not estimate unsimplified all-constant conditionals or
21888 switches as optimized away.
21890 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21892 PR rtl-optimization/69102
21893 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21894 when we have a readonly dependency context.
21896 2016-03-18 Jeff Law <law@redhat.com>
21898 PR rtl-optimization/70263
21899 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21900 (update_equiv_regs): When trying to move a store to after the insn
21901 that sets the source of the store, make sure the store occurs after
21902 the insn that sets the source of the store. When successful note
21903 the REG_EQUIV note created in the dump file.
21905 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21906 Bernd Schmidt <bschmidt@redhat.com>
21908 * doc/extend.texi: Document more potential problems with basic asms.
21910 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21912 PR rtl-optimization/70278
21913 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21916 2016-03-18 Jason Merrill <jason@redhat.com>
21918 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21920 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21922 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21923 values to 128b regs.
21925 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21927 PR tree-optimization/70252
21928 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21929 boolean vector has a proper number of elements.
21930 (supportable_narrowing_operation): Likewise.
21932 2016-03-18 Tom de Vries <tom@codesourcery.com>
21935 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21937 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21939 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21940 instead of replace_rtx for DEBUG_INSNs.
21942 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21944 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21945 load type reservations.
21947 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21950 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21951 define_constraint for "Q" and "T" constraints.
21953 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21955 Tweak the pipeline model for Exynos M1
21957 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21960 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21963 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21964 where one or both locations aren't within a line_map.
21966 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21969 * opts.c (finish_options): Don't set flag_pie to the default if
21970 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21973 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21975 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21976 true as ALL_REGS argument to replace_rtx.
21978 2016-03-17 Richard Biener <rguenther@suse.de>
21981 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21984 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21987 * rtl.h (replace_rtx): Add ALL_REGS argument.
21988 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21989 equality and assert mode is the same, instead of just rtx pointer
21991 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21992 true as ALL_REGS argument to replace_rtx.
21994 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21996 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21997 for boolean vector with vector mode only.
21998 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22000 2016-03-17 Nick Clifton <nickc@redhat.com>
22003 * config/rx/rx.c (rx_print_integer): Print negative constants in
22006 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22009 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
22011 2016-03-16 Richard Henderson <rth@redhat.com>
22012 Richard Biener <rguenth@suse.de>
22014 PR middle-end/70240
22015 PR middle-end/68215
22017 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
22018 first operand as is_gimple_condexpr.
22020 PR middle-end/70240
22021 PR middle-end/68215
22023 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
22024 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
22025 Do not gimplify the result.
22026 (do_unop): Adjust call to tree_vec_extract.
22027 (do_binop): Likewise.
22028 (do_compare): Likewise.
22029 (do_plus_minus): Likewise.
22030 (do_negate): Likewise.
22031 (expand_vector_condition): Likewise.
22032 (do_cond): Likewise.
22034 2016-03-16 Richard Henderson <rth@redhat.com>
22037 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
22038 (aarch64_classify_address): Use it.
22039 (aarch64_legitimize_address): Force all subexpressions of PLUS
22040 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
22042 2016-03-16 Jakub Jelinek <jakub@redhat.com>
22043 Richard Biener <rguenth@suse.de>
22046 * rtlanal.c (replace_rtx): For REG, if from is a REG,
22047 return to even if only REGNO is equal, and assert
22050 2016-03-11 Jeff Law <law@redhat.com>
22052 PR rtl-optimization/70224
22053 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
22055 2016-03-16 Richard Henderson <rth@redhat.com>
22057 PR middle-end/70199
22058 * function.h (struct function): Add has_forced_label_in_static.
22059 * gimplify.c (force_labels_r): Set it.
22060 * lto-streamer-in.c (input_struct_function_base): Read it.
22061 * lto-streamer-out.c (output_struct_function_base): Write it.
22062 * tree-inline.c (has_label_address_in_static_1): Remove.
22063 (copy_forbidden): Remove fndecl parameter; test
22064 has_forced_label_in_static.
22065 (inline_forbidden_p): Update call to copy_forbidden.
22066 (tree_versionable_function_p): Likewise.
22067 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
22068 (chkp_versioning): Likewise.
22069 * tree-inline.h (copy_forbidden): Update decl.
22071 2016-03-16 Marek Polacek <polacek@redhat.com>
22074 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
22075 function being thunked if the result type doesn't have fixed size.
22076 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
22077 doesn't have fixed size.
22079 2016-03-16 Bin Cheng <bin.cheng@arm.com>
22081 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
22082 reporting malformed loop nest.
22084 2016-03-16 Tom de Vries <tom@codesourcery.com>
22087 * ipa-devirt.c (possible_polymorphic_call_targets): Move
22088 nodes.length () == 1 test to before first nodes[0] access.
22090 2016-03-16 Tom de Vries <tom@codesourcery.com>
22092 PR tree-optimization/68715
22093 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
22094 single_pred_p test.
22096 2016-03-16 Tom de Vries <tom@codesourcery.com>
22098 PR tree-optimization/68809
22099 * graphite-scop-detection.c (same_close_phi_node): Test if result types
22102 2016-03-16 Carlos O'Donell <carlos@redhat.com>
22103 Sandra Loosemore <sandra@codesourcery.com>
22105 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
22106 on leaf attribute. Mention ELF interposition problems.
22108 2016-03-16 Alan Modra <amodra@gmail.com>
22110 PR rtl-optimization/69195
22111 PR rtl-optimization/47992
22112 * ira.c (indirect_jump_optimize): Ignore artificial defs.
22115 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
22118 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
22120 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22122 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
22124 2016-03-15 Jakub Jelinek <jakub@redhat.com>
22126 PR rtl-optimization/70222
22127 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22128 optimization if mode is different from result_mode, queue up masking
22129 of the result in outer_op. Formatting fix.
22131 PR middle-end/70239
22132 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22135 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22137 PR rtl-optimization/69032
22138 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22139 looping backwards over basic block insns.
22141 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22144 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22145 to non-speculative when propagating trap bits.
22147 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22149 PR rtl-optimization/63384
22150 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22151 DEBUG_INSN_P insns.
22153 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22156 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22157 factored out from ...
22158 (sched_analyze_insn): ... here.
22159 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22160 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22161 get_implicit_reg_pending_clobbers in it.
22162 (setup_id_reg_sets): Use setup_id_implicit_regs.
22163 (deps_init_id): Ditto.
22165 2016-03-15 Tom de Vries <tom@codesourcery.com>
22168 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22170 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22171 execute_function_dump.
22172 (execute_one_pass): Don't dump function if it will be dumped after ipa
22175 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22177 * genrecog.c (match_pattern_2): If pred is NULL don't call
22178 safe_predicate_mode on it.
22180 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22182 PR middle-end/70219
22183 * lra-constraints.c (delete_move_and_clobber): Change assertion
22184 to also allow dregno == 0.
22186 2016-03-14 Richard Henderson <rth@redhat.com>
22189 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22190 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22191 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22192 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22195 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22198 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22200 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22202 * lra-constraints.c (split_reg): For hard regs, try to find the
22203 biggest single-register mode used in the function.
22205 2016-03-14 Richard Biener <rguenther@suse.de>
22207 PR tree-optimization/56365
22208 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22209 constants to compare against.
22211 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
22214 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
22215 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
22216 (define_split for the GPR case): Use int_reg_operand instead of
22217 gpc_reg_operand for the output.
22219 2016-03-14 Tom de Vries <tom@codesourcery.com>
22221 PR tree-optimization/70045
22222 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
22223 create_empty_if_region_on_edge argument.
22225 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
22227 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
22228 (STACK_CHECK_PROTECT): Likewise.
22229 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22230 (STACK_CHECK_PROTECT): Likewise.
22231 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22232 (STACK_CHECK_PROTECT): Likewise.
22233 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22234 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22235 (STACK_CHECK_PROTECT): Likewise.
22237 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22239 PR rtl-optimization/69307
22240 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22241 registers in modes that span more than one register.
22243 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22246 * lra-constraints.c (delete_move_and_clobber): New.
22247 (remove_inheritance_pseudos): Use it.
22249 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22252 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22253 the libcall is LCT_THROW.
22254 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22255 for the checking routine.
22257 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22260 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22261 optimization if we have direct move.
22262 (roundu32<mode>2_fprs): Likewise.
22264 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22267 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22269 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22270 Arguments swapped. All callers changed. Take reg_renumber into
22271 account, and Calculate and compare register ranges for hard regs.
22273 2016-03-11 Jeff Law <law@redhat.com>
22275 PR tree-optimization/70190
22276 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22277 Handle cases where we can not extract the taken edge, even though we
22278 found a constant value.
22280 PR tree-optimization/64058
22281 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22282 (num_coalesce_pairs): Move up earlier in file.
22283 (find_coalesce_pair): Initialize the INDEX field for each pair
22285 (compare_pairs): No longer sort on the elements in each pair.
22286 Instead break ties with the index of the coalesce pair.
22288 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22291 * config/aarch64/aarch64-protos.h
22292 (aarch64_save_restore_target_globals): New prototype.
22293 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
22294 Call the above when popping pragma.
22295 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
22297 (aarch64_set_current_function): Rewrite using the above.
22299 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22301 PR tree-optimization/70177
22302 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
22303 (extract_ops_from_tree): ... this. In the 2 argument
22304 overload remove _1 suffix.
22305 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
22306 (extract_ops_from_tree): ... this.
22307 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
22309 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
22310 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
22311 extract_ops_from_tree instead of 2 operand one.
22313 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
22315 PR tree-optimization/70013
22316 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
22317 for constant-pool entries.
22319 2016-03-11 Jakub Jelinek <jakub@redhat.com>
22321 PR rtl-optimization/70174
22322 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
22323 followed by gen_lowpart on force_reg instead of just gen_lowpart.
22325 PR tree-optimization/70169
22326 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
22327 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
22330 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
22331 Jakub Jelinek <jakub@redhat.com>
22334 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
22335 of uninitialized values.
22337 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22339 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
22341 ("*trunctddd2"): New pattern definition.
22342 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
22345 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22347 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
22348 definitions for BFP and DFP rounding modes.
22349 ("fixuns_truncdddi2", "fixuns_trunctddi2")
22350 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
22351 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
22352 ("fix_trunctf<mode>2"): Use the new constants instead of magic
22355 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22357 * config/s390/constraints.md: Adjust comment.
22358 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
22359 s390_decompose_addrstyle_without_index.
22360 * config/s390/predicates.md (shift_count_or_setmem_operand):
22361 Rename to setmem_operand.
22362 * config/s390/s390-protos.h
22363 (s390_decompose_shift_count): Rename to
22364 s390_decompose_addrstyle_without_index.
22365 * config/s390/s390.c (s390_decompose_shift_count)
22366 (s390_mem_constraint, print_shift_count_operand)
22367 (print_operand_address, print_operand): Rename
22368 s390_decompose_shift_count to
22369 s390_decompose_addrstyle_without_index and rename
22370 print_shift_count_operand to print_addrstyle_operand troughout the
22372 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
22373 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
22374 Rename shift_count_or_setmem_operand to setmem_operand.
22375 * config/s390/vx-builtins.md ("vec_insert<mode>")
22376 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
22379 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22382 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22383 Handle overlapping retval and newval.
22385 2016-03-10 Nick Clifton <nickc@redhat.com>
22388 * config/aarch64/aarch64.c
22389 (aarch64_override_options_after_change_1): When forcing
22390 flag_omit_frame_pointer to be true, use a special value that can
22391 be detected if this function is called again, thus preventing
22392 flag_omit_leaf_frame_pointer from being forced to be false.
22394 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22396 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
22397 Set x_flag_omit_leaf_frame_pointer when handling
22398 -momit-leaf-frame-pointer.
22400 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22403 * cgraph.c (cgraph_node::dump): Dump split_part and
22404 indirect_call_target.
22405 * cgraph.h (cgraph_node): Add indirect_call_target flag.
22406 * ipa.c (has_addr_references_p): Cleanup.
22407 (is_indirect_call_target_p): New.
22408 (walk_polymorphic_call_targets): Do not mark virtuals that may be
22409 called indirectly as local.
22410 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
22412 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22415 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22416 on cxa_pure_virtual.
22418 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22421 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
22423 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22426 * tree.c (need_assembler_name_p): Only record main variant type names.
22428 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22431 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
22432 Always define to 0 or 1.
22433 (TARGET_FIX_ERR_A53_843419): New macro.
22434 * config/aarch64/aarch64-elf-raw.h
22435 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
22436 * config/aarch64/aarch64-linux.h: Likewise.
22437 * config/aarch64/aarch64.c
22438 (aarch64_override_options_after_change_1): Do not default
22439 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
22441 (aarch64_attributes): Handle fix-cortex-a53-843419.
22442 (aarch64_can_inline_p): Likewise.
22443 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
22445 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
22446 Jakub Jelinek <jakub@redhat.com>
22448 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
22449 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
22450 DECL_COMMONS if flag_unconstrained_commons is set.
22451 * tree-dfa.c (get_ref_base_and_extent): Likewise.
22452 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
22453 (funconstrained-commons): Document.
22455 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
22457 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
22458 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
22460 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
22462 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
22463 has a proper number of elements.
22465 2016-03-10 Alan Modra <amodra@gmail.com>
22467 PR rtl-optimization/69195
22468 PR rtl-optimization/47992
22469 * ira.c (recorded_label_ref): Delete.
22470 (update_equiv_regs): Return void.
22471 (indirect_jump_optimize): New function.
22472 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
22473 before regstat_compute_ri. Don't rebuild_jump_labels here.
22474 Delete update_regstat.
22476 2016-03-10 Richard Biener <rguenther@suse.de>
22478 PR tree-optimization/70128
22479 * tree-ssa-structalias.c (set_uids_in_ptset): Set
22480 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
22482 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22484 PR tree-optimization/70152
22485 * tree-sra.c (replace_removed_params_ssa_names): Copy over
22486 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
22489 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
22490 instead of gen_sse2_loadlpd.
22491 * config/i386/sse.md (*vec_concatv2df): Rename to...
22492 (vec_concatv2df): ... this.
22494 PR tree-optimization/70127
22495 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
22497 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22501 * diagnostic-show-locus.c (compatible_locations_p): New function.
22502 (layout::layout): Sanitize ranges using compatible_locations_p.
22504 2016-03-09 David Malcolm <dmalcolm@redhat.com>
22508 * diagnostic-show-locus.c (layout_range::layout_range): Replace
22509 location_range param with three const expanded_locations * and a
22511 (layout::layout): Replace call to
22512 rich_location::lazily_expand_location with get_expanded_location.
22513 Extract the range and perform location expansion here, passing
22514 the results to the layout_range ctor.
22515 * diagnostic.c (source_range::debug): Delete.
22516 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
22517 of rich_location::get_expanded_location.
22518 * gcc-rich-location.c (get_range_for_expr): Delete.
22519 (gcc_rich_location::add_expr): Reimplement to avoid the
22520 rich_location::add_range overload that took a location_range,
22521 passing a location_t instead.
22523 2016-03-09 Richard Biener <rguenther@suse.de>
22524 Jakub Jelinek <jakub@redhat.com>
22526 PR tree-optimization/70138
22527 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22528 Also skip vect_double_reduction_def.
22530 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22533 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
22534 if the operand is "m".
22536 2016-03-09 Nathan Sidwell <nathan@acm.org>
22538 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
22540 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22542 * config/i386/i386.c (processor_target_table): Fix cost table
22543 intialization order for znver1.
22545 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22547 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
22548 - becuase -> because.
22549 * ipa-reference.c (ignore_module_statics): Likewise.
22550 * cgraph.c (cgraph_node::get_body): Likewise.
22551 * ipa-inline.c (early_inliner): Likewise.
22552 * ipa-devirt.c (types_same_for_odr): Likewise.
22553 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22554 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
22556 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22558 * tree-ssa-math-opts.c: Fix typo in comment.
22560 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22563 * config/i386/i386.c (scalar_chain::make_vector_copies,
22564 scalar_chain::convert_reg): Call end_sequence in between
22565 get_insns and emit_conversion_insns rather than after both
22568 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
22571 * config/i386/i386.h (machine_function): Add
22572 pc_thunk_call_expanded flag.
22573 (ix86_pc_thunk_call_expanded): New define.
22574 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
22575 (*set_got): Rename insn pattern from set_got.
22576 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22577 * config/i386/i386.c (ix86_compute_frame_layout): Use
22578 ix86_pc_thunk_call_expanded to prevent red-zone.
22580 2016-03-07 Martin Jambor <mjambor@suse.cz>
22582 * hsa.h (hsa_get_ctor_statements): Declare.
22583 (hsa_get_dtor_statements): Likewise.
22584 (hsa_get_kernel_dispatch_type): Likewise.
22585 * hsa.c (hsa_get_ctor_statements): New function.
22586 (hsa_get_dtor_statements): Likewise.
22587 (hsa_get_kernel_dispatch_type): Likewise.
22588 * hsa-brig.c (hsa_cdtor_statements): Removed.
22589 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
22590 hsa_get_dtor_statements.
22591 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
22592 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
22594 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
22596 * config/arm/arm-cores.def (cortex-r8): New.
22597 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
22598 * config/arm/arm-tune.md: Likewise.
22599 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
22601 2016-03-07 Martin Sebor <msebor@redhat.com>
22603 PR rtl-optimization/19705
22604 * doc/invoke.texi (Options That Control Optimization): Clarify
22605 -fno-branch-count-reg.
22607 2016-02-26 Richard Biener <rguenther@suse.de>
22608 Jeff Law <law@redhat.com>
22610 PR tree-optimization/69740
22611 * cfghooks.c (remove_edge): Request loop fixups if we delete
22612 an edge that might turn an irreducible loop into a natural
22614 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
22615 Move after definition of loops_state_clear.
22617 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22619 PR rtl-optimization/69052
22620 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22623 2016-03-07 Tom de Vries <tom@codesourcery.com>
22625 PR tree-optimization/70116
22626 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22627 is_tm_ending stmts and ubsan/asan internal functions.
22628 (find_duplicate): Use it. Don't test is_tm_ending here.
22630 2016-03-07 Richard Biener <rguenther@suse.de>
22632 PR tree-optimization/70115
22633 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22634 (propagate_constants_for_unrolling): Use replace_uses_by.
22636 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22638 PR middle-end/69916
22639 * omp-low.c (struct oacc_loop): Add ifns.
22640 (new_oacc_loop_raw): Initialize it.
22641 (finish_oacc_loop): Clear mask & flags if no ifns.
22642 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22643 (oacc_loop_xform_loop): Add ifns arg & adjust.
22644 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22646 2016-03-07 Richard Henderson <rth@redhat.com>
22649 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22650 (insert_value_copy_on_edge): Likewise.
22652 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22654 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22656 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22659 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22661 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22663 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22665 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22667 Fix sseimul type attribute.
22668 * config/i386/znver1.md
22669 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22670 znver1_sseimul_avx256_load) : Fix the type attribute.
22671 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22672 pipe usage and latency.
22674 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22677 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22678 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22681 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22684 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22686 PR rtl-optimization/69941
22687 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22688 the reg share its mode.
22690 2016-03-04 Jeff Law <law@redhat.com>
22692 PR tree-optimization/69196
22693 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22694 If the both SSA_NAMEs are anonymous, then consider them unassociated
22695 and include the PHI in the statement count.
22697 2016-03-05 Tom de Vries <tom@codesourcery.com>
22699 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22700 construct in oacc routine. Check for oacc region in oacc routine.
22702 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22705 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22706 2016-02-22 changes, instead don't recurse if RECUR is already true.
22707 Don't change *dynamic_check if RECUR. Adjust recursive caller
22708 to pass true to the new argument.
22709 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22712 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22713 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22715 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22717 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22719 PR rtl-optimization/57676
22720 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22721 with flag_checking.
22723 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22725 * tree-vect-patterns.c (search_type_for_mask): Handle
22726 comparison of booleans.
22728 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22730 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22734 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22735 all other ops that have dw_val_class_die_ref operands,
22736 and DW_OP_GNU_entry_value.
22738 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22740 PR rtl-optimization/69904
22741 * config/arm/arm.c (arm_cannot_copy_insn_p):
22742 Return true for load-exclusive instructions.
22744 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22747 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22748 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22749 the pattern no matter if it is used just by non-pattern, pattern
22751 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22752 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22753 oprnd1 def_stmt is in pattern, don't look through it.
22755 2016-03-03 Marek Polacek <polacek@redhat.com>
22757 PR middle-end/70050
22758 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22760 2016-03-03 Martin Liska <mliska@suse.cz>
22762 PR tree-optimization/70043
22763 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22764 previous statement if we see a debug statement.
22766 2016-03-03 Richard Biener <rguenther@suse.de>
22768 PR tree-optimization/55936
22769 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22770 parameter and guard unsafe equivalence use.
22771 (vrp_evaluate_conditional_warnv_with_ops): Always use
22772 safe equivalences but not via the quadratic compare_names
22775 2016-03-03 Michael Collison <michael.collison@linaro.org>
22778 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22779 for operand 1 to s_register_operand. Change predicate for operand
22780 2 to arm_not_immediate_operand.
22782 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22784 * doc/tm.texi: Regenerated.
22786 2016-03-02 Richard Henderson <rth@redhat.com>
22789 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22790 simplification when all args are positive non-fixed registers.
22792 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22794 * target.def (lra_p): Specify that new ports should use LRA.
22796 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22799 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22800 gimplify_type_sizes the type they refer to.
22801 (omp_notice_variable): Handle reference vars to VLAs.
22802 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22803 reference to VLA decls in the second pass instead of first pass.
22805 2016-03-02 Tom de Vries <tom@codesourcery.com>
22807 PR tree-optimization/68659
22808 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22809 new_expr == NULL_TREE.
22810 (get_new_name): Handle ADDR_EXPR.
22812 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22814 PR rtl-optimization/69052
22815 * loop-invariant.c (canonicalize_address): New function.
22816 (inv_can_prop_to_addr_use): Check validity of address expression
22817 which is canonicalized by above function.
22819 2016-03-02 Alan Modra <amodra@gmail.com>
22822 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22825 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22828 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22829 (*movhi_internal): Put mask moves from and to memory separately
22830 from moves from/to GPRs.
22832 2016-03-02 Richard Biener <rguenther@suse.de>
22834 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22835 GENERIC expressions in GIMPLE.
22837 2016-03-02 Richard Biener <rguenther@suse.de>
22839 * config/i386/i386.c (type_natural_mode): Fix typo.
22841 2016-03-02 Nick Clifton <nickc@redhat.com>
22843 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22845 2016-03-02 Richard Biener <rguenther@suse.de>
22846 Uros Bizjak <ubizjak@gmail.com>
22849 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22851 2016-03-02 Richard Biener <rguenther@suse.de>
22853 PR middle-end/67278
22854 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22856 2016-03-02 Marek Polacek <polacek@redhat.com>
22859 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22860 "is promoted to" warning.
22862 2016-03-01 DJ Delorie <dj@redhat.com>
22864 * config.gcc: Deprecate mep-*.
22866 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22868 PR middle-end/70025
22869 * lra-constraints.c (regno_val_use_in): New.
22870 (match_reload): Use it instead of regno_use_in.
22872 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22874 PR rtl-optimization/70007
22875 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22876 references present in REG_EQUAL notes attached to non-SET patterns.
22878 2016-03-01 Jeff Law <law@redhat.com>
22880 PR tree-optimization/69196
22881 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22882 Appropriately clamp the number of statements to copy when the
22883 thread path does not traverse a loop backedge.
22885 PR tree-optimization/69196
22886 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22887 Do count some PHIs in the thread path against the insn count. Decrease
22888 final statement count by one as the control statement in the last
22889 block will get removed. Remove special cased code for handling PHIs
22892 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22895 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22896 asm dialect alternatives to explicit GOTPCREL calls.
22898 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22901 * ira.c (do_reload): Issue warning for generic stack checking here...
22902 * reload1.c (reload): ...instead of here and streamline it.
22904 2016-03-01 Nick Clifton <nickc@redhat.com>
22906 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22908 2016-03-01 Richard Biener <rguenther@suse.de>
22910 PR tree-optimization/69983
22911 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22912 types and fall back to operand_equal_p.
22914 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22917 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22919 * config/s390/constraints.md ("jm8"): New constraint.
22920 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22922 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22924 ("*setmem_long<setmem_and>"): New pattern.
22925 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22927 ("*setmem_long_31z<setmem_and>"): New pattern.
22928 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22929 New substitution rules with the required attributes.
22932 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22935 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22937 * gensupport.c (process_substs_on_one_elem): Split loop to
22938 complete mark_operands_used_in_match_dup on all expressions in the
22940 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22941 and remove function.
22943 2016-03-01 Richard Biener <rguenther@suse.de>
22945 PR middle-end/70022
22946 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22947 vector BIT_FIELD_REF extract.
22949 2016-03-01 Richard Biener <rguenther@suse.de>
22951 PR tree-optimization/69994
22952 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22954 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22956 PR tree-optimization/69956
22957 * tree-vect-stmts.c (supportable_widening_operation): Support
22958 multi-step conversion of boolean vectors.
22959 (supportable_narrowing_operation): Likewise.
22961 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22963 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22966 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22968 * config/s390/subst.md (DSI_VI): New mode iterator.
22969 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22970 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22971 the insn definition.
22972 ("*vec_set<mode>"): Change predicate and add alternative to
22973 support only either register or const_int operands as element
22975 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22977 ("vec_extract<mode>"): New expander.
22978 ("*vec_extract<mode>"): New insn definition supporting reg and
22979 const_int element selectors.
22980 ("*vec_extract<mode>_plus"): New insn definition supporting
22981 reg+const_int element selectors.
22982 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22983 following expander+insn definition.
22984 ("<vec_shifts_name><mode>3"): New expander.
22985 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22987 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22989 * config/s390/s390.md ("*tabort_1"): Change predicate to
22990 nonmemory_operand. Add a second alternative to cover
22991 register as well as const int operands.
22992 ("*tabort_1_plus"): New pattern definition.
22994 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22996 * config/s390/s390.md ("*ashrdi3_cc_31")
22997 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22998 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22999 Merge insn definitions into ...
23000 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23001 New pattern definition.
23002 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
23003 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
23004 ("*ashr<mode>3_and"): Merge insn definitions into ...
23005 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23006 New pattern definition.
23007 * config/s390/subst.md ("addr_style_op_cc_subst")
23008 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
23009 substitutions patterns plus attributes.
23010 Add ashiftrt to SUBST iterator.
23012 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23014 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
23015 op2 to nonmemory_operand.
23016 ("*<shift>di3_31", "*<shift>di3_31_and"):
23017 Merge into single pattern definition ...
23018 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
23019 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
23020 pattern definition ...
23021 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
23022 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
23025 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23027 * config/s390/predicates.md (const_int_6bitset_operand): New
23029 * config/s390/s390.md: Include subst.md.
23030 ("rotl<mode>3"): New expander.
23031 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
23033 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
23034 * config/s390/subst.md: New file.
23036 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23038 * config/s390/s390.md ("op_type", "atype", "length" attributes):
23039 Remove RRR type. It doesn't really exist.
23040 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
23042 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
23043 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
23044 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
23045 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
23046 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
23047 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
23048 `enabled' attribute.
23050 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23052 * gensupport.c (process_substs_on_one_elem): Split loop to
23053 complete mark_operands_used_in_match_dup on all expressions in the
23055 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23056 and remove function.
23058 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23061 * config/sparc/sparc.c (NWORDS_UP): Rename to...
23062 (CEIL_NWORDS): ...this. Use CEIL macro.
23063 (compute_fp_layout): Adjust to above renaming.
23064 (function_arg_union_value): Likewise.
23065 (sparc_arg_partial_bytes): Likewise.
23066 (sparc_function_arg_advance): Likewise.
23068 2016-02-29 Jeff Law <law@redhat.com>
23070 PR tree-optimization/70005
23071 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
23072 where an object with a boolean range is compared against a value
23075 PR tree-optimization/69999
23076 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
23077 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
23080 2016-02-29 Richard Biener <rguenther@suse.de>
23082 PR tree-optimization/69994
23083 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
23084 (get_unary_op): Look through nop conversions.
23085 (ops_equal_values_p): New function, look for equality diregarding
23087 (eliminate_plus_minus_pair): Use ops_equal_values_p
23088 (repropagate_negates): Do not use get_unary_op here.
23090 2016-02-29 Martin Liska <mliska@suse.cz>
23092 * system.h: Poison ENABLE_CHECKING macro.
23094 2016-02-29 Martin Liska <mliska@suse.cz>
23096 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
23097 is presented in dump flags.
23098 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23099 (hsa_regalloc): Likewise.
23101 2016-02-19 Richard Biener <rguenther@suse.de>
23103 PR tree-optimization/69980
23104 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
23105 permutation of those we need to keep.
23107 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23110 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
23111 (NWORDS_UP): ...this
23112 (init_cumulative_args): Minor tweaks.
23113 (sparc_promote_function_mode): Likewise.
23114 (scan_record_type): Delete.
23115 (traverse_record_type): New function template.
23116 (classify_data_t): New structure type.
23117 (classify_registers): New inline function.
23118 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
23119 exhausted. Instantiate traverse_record_type on classify_registers and
23120 deal with the case of a structure passed in slot #15 with no FP field
23122 (assign_data_t): New structure type.
23123 (compute_int_layout): New static function.
23124 (compute_fp_layout): Likewise.
23125 (count_registers): New inline function.
23126 (assign_int_registers): New static function.
23127 (assign_fp_registers): Likewise.
23128 (assign_registers): New inline function.
23129 (function_arg_record_value_1): Delete.
23130 (function_arg_record_value_2): Likewise.
23131 (function_arg_record_value_3): Likewise.
23132 (function_arg_record_value): Adjust to above changes. Instantiate
23133 traverse_record_type on count_registers to first count the number of
23134 registers to be used and then on assign_registers to assign them.
23135 (function_arg_union_value): Adjust to above renaming.
23136 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23137 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23138 case of a structure passed in slot #15
23139 (sparc_function_arg_advance): Likewise.
23140 (function_arg_padding): Minor tweak.
23142 2016-02-29 Richard Biener <rguenther@suse.de>
23144 PR tree-optimization/69720
23145 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23146 the adjustment_def path for possibly vectorized defs.
23147 (vect_create_epilog_for_reduction): Handle vectorized initial
23150 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23152 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23154 2016-02-27 Jeff Law <law@redhat.com>
23157 2016-02-26 Richard Biener <rguenther@suse.de>
23158 Jeff Law <law@redhat.com>
23160 PR tree-optimization/69740
23161 * cfghooks.c (remove_edge): Request loop fixups if we delete
23162 an edge that might turn an irreducible loop into a natural
23165 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23167 PR rtl-optimization/69896
23168 * tree-vect-generic.c (get_compute_type): Avoid single element
23171 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23173 Rename the AArch64 tuning option and related functions to enable the
23174 Newton series for the reciprocal square root to reflect its
23175 approximative characteristic.
23177 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23178 function to "aarch64_emit_approx_rsqrt".
23179 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23180 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23181 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23182 (xgene1_tunings): Likewise.
23183 (use_rsqrt_p): Likewise.
23184 (aarch64_emit_swrsqrt): Use new function name.
23185 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23186 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23187 text explaining this option.
23188 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23190 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23193 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23194 complain about -mallow-movmisalign without -mvsx if
23195 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23197 2016-02-26 Joel Sherrill <joel@rtems.org>
23199 * config.gcc: Add x86_64-*-rtems*.
23200 * config/i386/rtems-64.h: New file.
23202 2016-02-26 Joel Sherrill <joel@rtems.org>
23204 * config.gcc: Add aarch64-*-rtems*.
23205 * config/aarch64/rtems.h: New file.
23207 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
23210 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
23211 shift amount using %h. Add comment.
23213 2016-02-26 Richard Biener <rguenther@suse.de>
23214 Jeff Law <law@redhat.com>
23216 PR tree-optimization/69740
23217 * cfghooks.c (remove_edge): Request loop fixups if we delete
23218 an edge that might turn an irreducible loop into a natural
23221 2016-02-26 Martin Jambor <mjambor@suse.cz>
23223 PR middle-end/69920
23224 * tree-sra.c (sra_modify_assign): Do not remove loads of
23225 uninitialized aggregates to SSA_NAMEs.
23227 2016-02-26 Richard Henderson <rth@redhat.com>
23230 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23231 pseudo in case the target rtx matches the source of the left
23234 2016-02-26 Martin Jambor <mjambor@suse.cz>
23237 * hsa.h (hsa_type_packed_p): Declare.
23238 * hsa.c (hsa_type_packed_p): New function.
23239 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23241 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23242 * hsa-brig.c (emit_basic_insn): Likewise.
23244 2016-02-26 Martin Jambor <mjambor@suse.cz>
23247 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23249 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23251 2016-02-26 Martin Jambor <mjambor@suse.cz>
23253 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23254 hsa_op_with_type operands.
23255 (hsa_unsigned_type_for_type): Declare.
23256 * hsa.c (hsa_unsigned_type_for_type): New function.
23257 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23258 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23259 the finalizer. Do not emit extra move.
23261 2016-02-26 Martin Jambor <mjambor@suse.cz>
23263 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23264 atomic operations in private segment.
23266 2016-02-26 Martin Jambor <mjambor@suse.cz>
23268 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23269 statements to wi->info. Also disallow omp simd constructs.
23270 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23271 for not gridifying. Dump special string for omp_for.
23273 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23276 * config/aarch64/aarch64.c (aarch64_set_current_function):
23277 Save/restore target globals when switching to
23278 target_option_default_node.
23280 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23283 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23284 Return 0 if !SHIFT_COUNT_TRUNCATED.
23286 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23287 Eric Botcazou <ebotcazou@adacore.com>
23289 PR rtl-optimization/69891
23290 * dse.c (scan_insn): If we can't figure out memset arguments
23291 or they are non-constant, call clear_rhs_from_active_local_stores.
23293 2016-02-26 Martin Liska <mliska@suse.cz>
23295 * doc/extend.texi: Mention clog10, clog10f an clog10l
23296 in Builtins section.
23298 2016-02-26 Martin Liska <mliska@suse.cz>
23300 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
23302 (resolve_args_picking_1): Likewise.
23303 * dwarf2out.h (struct GTY): Likewise.
23305 2016-02-26 Martin Liska <mliska@suse.cz>
23307 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
23308 with flag_checking.
23309 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23311 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
23312 Martin Liska <mliska@suse.cz>
23314 * doc/install.texi: Mention --enable-valgrind-annotations.
23316 2016-02-26 Richard Biener <rguenther@suse.de>
23318 PR tree-optimization/69551
23319 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
23320 looking through aliases adjust DECL_PT_UID to refer to the
23321 ultimate alias target.
23323 2016-02-25 Martin Liska <mliska@suse.cz>
23325 PR middle-end/69919
23326 * alloc-pool.c (after_memory_report): New variable.
23327 * alloc-pool.h (base_pool_allocator ::release): Do not use
23328 the infrastructure if after_memory_report.
23329 * toplev.c (toplev::main): Mark after memory report.
23331 2016-02-25 Richard Biener <rguenther@suse.de>
23333 PR tree-optimization/48795
23334 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
23336 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
23339 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
23340 offloading is enabled and -fopenacc or -fopenmp is specified.
23341 (CRTOFFLOADEND): Likewise.
23342 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
23343 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
23344 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
23345 (offload_objects_file_name): New static var.
23346 (tool_cleanup): Remove offload_objects_file_name file.
23347 (find_offloadbeginend): Replace with ...
23348 (find_crtoffloadtable): ... this.
23349 (run_gcc): Remove offload_argc and offload_argv.
23350 Get offload_objects_file_name from -foffload-objects=... option.
23351 Read names of object files with offload from this file, pass them to
23352 compile_images_for_offload_targets. Don't call find_offloadbeginend and
23353 don't pass offloadbegin and offloadend to the linker. Don't pass
23354 offload non-LTO files to the linker, because now they're not claimed.
23356 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
23359 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23360 on builtin_unreachable.
23362 2016-02-25 Jakub Jelinek <jakub@redhat.com>
23364 PR rtl-optimization/69896
23365 * regcprop.c: Include cfgrtl.h.
23366 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
23367 than remembered mode, either delete it (if noop_move_p), or
23368 treat like copy_p but not noop_p instruction.
23370 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23373 * dwarf2out.c (gen_variable_die): Work around buggy LTO
23374 - allow NULL decl for Fortran DW_TAG_common_block variables.
23376 2016-02-24 Jason Merrill <jason@redhat.com>
23378 * common.opt (flifetime-dse): Add -flifetime-dse=1.
23380 2016-02-24 Richard Biener <rguenther@suse.de>
23381 Jakub Jelinek <jakub@redhat.com>
23383 PR middle-end/69760
23384 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
23385 conditionally executed ops to well-defined overflow behavior.
23387 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23389 PR middle-end/69915
23390 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
23393 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23395 PR rtl-optimization/69886
23396 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
23397 argument. Use it when checking validity of set instructions.
23398 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
23399 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
23401 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
23402 * store-motion.c (find_moveable_store): Update
23403 can_assign_to_reg_without_clobbers_p callsite.
23405 2016-02-24 Richard Biener <rguenther@suse.de>
23407 PR middle-end/68963
23408 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
23410 (record_nonwrapping_iv): Do not fall back to the low/high bound
23411 for non-constant IV bases if the stmt is not always executed.
23413 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23415 * config/arm/arm-cores.def (cortex-a32): New entry.
23416 * config/arm/arm-tables.opt: Regenerate.
23417 * config/arm/arm-tune.md: Regenerate.
23418 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
23419 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
23420 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
23421 for -mcpu and -mtune.
23423 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23426 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
23427 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
23428 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
23429 (atomic_loaddi_1): Delete.
23430 (atomic_loaddi): Rewrite expander using the above changes.
23432 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23435 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
23438 2016-02-24 Jakub Jelinek <jakub@redhat.com>
23439 Richard Biener <rguenth@suse.de>
23441 PR middle-end/69909
23442 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
23443 set_mem_attributes if tem is SSA_NAME which got expanded
23446 2016-02-24 Richard Biener <rguenther@suse.de>
23448 PR tree-optimization/69907
23449 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
23450 end of permutations for BB vectorization.
23452 2016-02-24 Christian Bruel <christian.bruel@st.com>
23454 * config/arm/arm-c.c (arm_option_override): Initialize
23455 target_option_current_node.
23456 * config/arm/arm.c (arm_pragma_target_parse): Replace
23457 build_target_option_node call by target_option_current_node.
23458 Set target_option_current_node.
23461 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
23464 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
23465 define_insn_and_split to define_insn.
23466 (zero_extendqi<mode>2_dot2): Same.
23467 (extendqi<mode>2_dot): Same.
23468 (extendqi<mode>2_dot2): Same.
23470 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23472 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
23473 and add bypass for AES{D,E} and AESMC pairs.
23474 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
23477 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
23479 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
23480 series for reciprocal square root in Exynos M1.
23482 2016-02-23 Martin Sebor <msebor@redhat.com>
23485 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
23486 __builtin_alloca_with_align.
23488 2016-02-23 Richard Henderson <rth@redhat.com>
23490 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
23491 (ix86_register_pragmas): Remove __seg_tls.
23492 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
23493 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
23494 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
23495 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
23496 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
23497 * doc/extend.texi (__seg_tls): Remove item.
23499 2016-02-23 Richard Biener <rguenther@suse.de>
23501 * alloc-pool.h (struct allocation_object): Make id member
23502 conditional on CHECKING_P again.
23503 (get_instance): Adjust.
23504 (base_pool_allocator): Likewise.
23506 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
23508 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
23509 (parallelize_loops): In OpenACC kernels mode, set n_threads to
23511 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
23513 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
23515 2016-02-23 Richard Biener <rguenther@suse.de>
23517 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
23518 * bitmap.h (struct bitmap_usage): Likewise.
23519 (bitmap_move): Declare.
23520 * bitmap.c (register_overhead): Take size_t argument.
23521 (bitmap_move): New function.
23522 * df-problems.c (df_rd_transfer_function): Use bitmap_move
23523 to properly account overhead.
23524 * tree.c (free_node): Use tree_size.
23526 2016-02-23 Jakub Jelinek <jakub@redhat.com>
23529 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
23530 when inverting comparison.
23533 * common.opt (Wunreachable-code): Add Warning flag.
23535 2016-02-23 Mark Wielaard <mjw@redhat.com>
23536 Jakub Jelinek <jakub@redhat.com>
23539 * cgraphunit.c (check_global_declaration): Check main_input_filename
23540 and DECL_SOURCE_FILE are not NULL.
23542 2016-02-23 Martin Jambor <mjambor@suse.cz>
23544 PR tree-optimization/69666
23545 * tree-sra.c (sra_modify_assign): Do not attempt to create
23546 default_def replacements for unscalarizable regions.
23548 2016-02-20 Mark Wielaard <mjw@redhat.com>
23551 * cgraphunit.c (check_global_declaration): Check level of
23552 warn_unused_const_variable and main_input_filename.
23553 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
23554 (-Wunused-variable): For C implies -Wunused-const-variable=1.
23555 (-Wunused-const-variable): Explain levels 1 and 2.
23557 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23560 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
23561 identical arguments. Formatting and spelling fixes.
23564 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
23569 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
23570 and m68k-devices.def.
23571 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
23572 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
23574 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
23576 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
23577 and HImode registers.
23579 2016-02-22 Richard Biener <rguenther@suse.de>
23581 PR tree-optimization/69882
23582 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
23583 preserve permutations present because of gaps.
23584 (vect_supported_load_permutation_p): Always continue checking
23585 permutations after vect_attempt_slp_rearrange_stmts.
23587 2016-02-22 Bin Cheng <bin.cheng@arm.com>
23589 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
23590 min_profitable_estimate, rather than min_profitable_iters.
23592 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23595 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
23596 SImode for last match_operand.
23598 2016-02-22 Martin Liska <mliska@suse.cz>
23600 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
23601 return bitsize - 1 as the return value.
23603 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
23607 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
23608 Handle negative shift counts.
23609 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
23610 force_reg on the shift constant.
23611 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
23612 (lshrsi3_d): Handle negative shift counts.
23614 2016-02-22 Richard Biener <rguenther@suse.de>
23615 Tom de Vries <tom@codesourcery.com>
23617 * graph.c: Include dumpfile.h.
23618 (print_graph_cfg): Split into three overloads.
23619 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23621 2016-02-22 Tom de Vries <tom@codesourcery.com>
23623 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23626 2016-02-22 Richard Biener <rguenther@suse.de>
23629 * ipa-inline-transform.c (inline_call): When not updating
23630 overall summaries adjust self size by the growth estimate.
23631 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23632 hash-set, do not update overall summaries here. Renamed from ...
23633 (inline_to_all_callers): ... this which is now wrapping the
23634 above and performing delayed overall summary update.
23635 (early_inline_small_functions): Delay updating of the overall
23638 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23640 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23643 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23646 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23647 :%* in %:gt() argument.
23648 (greater_than_spec_func): Adjust for expecting only numbers,
23649 if there are more than two numbers, compare the last two.
23651 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23653 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23654 -Wnarrowing with -std.
23656 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23659 * expr.c (store_field): Don't use bit-field path if exp is
23660 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23661 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23662 and the assignment can be performed by bitwise copy. Formatting
23665 PR middle-end/69838
23666 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23667 call copy_reg_eh_region_note_forward on before and/or after sequences
23668 and remove note from insn if it no longer can throw.
23671 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23672 if TARGET_AVX512BW.
23674 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23676 * config/s390/vector.md: Add missing commutative operand markers
23677 to the patterns which qualify for one.
23678 * config/s390/vx-builtins.md: Likewise.
23680 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23682 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23683 types to mode iterators.
23684 (vec_double): ... and mode attribute.
23685 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23687 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23689 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23690 Change the predicate of op2 from nonimmediate to general and let
23691 reload fix it if necessary.
23693 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23695 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23697 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23699 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23702 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23704 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23705 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23706 * config/s390/s390.md ("movstr<P:mode>"): Call
23707 s390_expand_vec_movstr.
23709 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23711 * config/s390/s390.md: Add missing output modifier for operand 1
23712 to print it as address properly.
23714 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23716 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23717 * config/s390/2964.md: New file.
23718 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23719 of insn grouping attributes depending on the CPU level.
23720 (s390_get_unit_mask): New function.
23721 (s390_sched_score): Remove the OOO from the scheduling macros.
23722 Add loop to calculate a score for the instruction mix.
23723 (s390_sched_reorder): Likewise plus improve debug output.
23724 (s390_sched_variable_issue): Rename macros as above. Calculate
23725 the unit distances after actually scheduling an insn. Improve
23727 (s390_sched_init): Clear last_scheduled_unit_distance array.
23728 * config/s390/s390.md: Include 2964.md.
23730 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23733 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23734 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23735 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23736 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23737 *avx512f_<code>v8div16qi2_mask_1): New insns.
23739 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23742 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23745 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23746 earlyclobber from target. Use wF constraint for fused memory
23748 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23750 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23751 Martin Liska <mliska@suse.cz>
23754 * cfgexpand.c (asan_sanitize_stack_p): New function.
23755 (partition_stack_vars): Use the function.
23756 (expand_stack_vars): Likewise.
23757 (defer_stack_allocation): Likewise.
23758 (expand_used_vars): Likewise.
23760 2016-02-18 Richard Biener <rguenther@suse.de>
23762 PR middle-end/69553
23763 * fold-const.c (operand_equal_p): Properly compare offsets for
23764 IMAGPART_EXPR and ARRAY_REF.
23766 2016-02-18 Nick Clifton <nickc@redhat.com>
23770 * config/arm/arm.c (arm_option_override_internal): Disable
23771 interworking if the target does not support thumb instructions.
23772 (arm_reload_in_hi): Handle the case where a register to register
23773 move needs reloading because there is no simple pattern to handle
23775 (arm_reload_out_hi): Likewise.
23777 2016-02-18 Richard Biener <rguenther@suse.de>
23779 PR middle-end/69854
23780 * match.pd: Don't use fold_binary or fold_unary for folding
23783 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23786 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23787 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23788 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23789 warn on gimple_no_warning_p statements.
23791 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23793 * doc/extend.texi (C++ Attributes): Correct description of
23794 warn_unused type attribute.
23796 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23798 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23799 correct instruction.
23801 2016-02-17 Richard Biener <rguenther@suse.de>
23803 PR rtl-optimization/69609
23804 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23805 (find_traces_1_round): When ending a trace update cached priority
23807 (bb_to_key): Use cached priority when available.
23808 (copy_bb): Initialize cached priority.
23809 (reorder_basic_blocks_software_trace_cache): Likewise.
23811 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23814 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23816 (aarch64_comparison_operator): Break overly long line into two.
23817 (aarch64_comparison_operation): Likewise.
23818 * config/aarch64/aarch64.md (cstorecc4): Use
23819 aarch64_comparison_operator_mode instead of
23820 aarch64_comparison_operator.
23821 (cstore<mode>4): Likewise.
23822 (aarch64_cstore<mode>): Likewise.
23823 (*cstoresi_insn_uxtw): Likewise.
23824 (cstore<mode>_neg): Likewise.
23825 (*cstoresi_neg_uxtw): Likewise.
23827 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23830 * config/arm/predicates.md (arm_comparison_operator_mode):
23832 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23833 instead of arm_comparison_operator.
23834 (*mov_negscc): Likewise.
23835 (*mov_notscc): Likewise.
23836 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23837 (*thumb2_mov_negscc): Likewise.
23838 (*thumb2_mov_negscc_strict_it): Likewise.
23839 (*thumb2_mov_notscc): Likewise.
23840 (*thumb2_mov_notscc_strict_it): Likewise.
23842 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23844 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23845 Add missing return.
23847 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23849 * config/visium/visium.c (machine_libfunc_index): New enum.
23850 (machine_libfuncs): New structure.
23851 (visium_libfuncs): New static variable.
23852 (TARGET_INIT_LIBFUNCS): Define to...
23853 (visium_init_libfuncs): ...this. New function.
23854 (expand_block_move_4): Use the appropriate libfunc.
23855 (expand_block_move_2): Likewise.
23856 (expand_block_move_1): Likewise.
23857 (expand_block_set_4): Likewise.
23858 (expand_block_set_2): Likewise.
23859 (expand_block_set_1): Likewise.
23860 (visium_trampoline_init): Likewise.
23862 2016-02-17 Nick Clifton <nickc@redhat.com>
23864 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23865 TI's devices.csv file as of March 2016.
23867 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23870 * opts-global.c (handle_common_deferred_options): Introduce and
23871 initialize two global variables to remember command-line options
23872 specifying a stack-limiting register.
23873 * opts.h: Add extern declarations of the two new global variables.
23874 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23875 variable based on the values of the two new global variables.
23877 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23880 * common.opt (Wnonnull-compare): New warning.
23881 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23882 of arguments against NULL.
23883 (-Wnonnull-compare): Document.
23884 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23885 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23886 * passes.def (pass_warn_nonnull_compare): Add.
23887 * gimple-ssa-nonnull-compare.c: New file.
23889 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23891 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23892 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23894 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23896 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23897 reciprocal sqrt for -mlow-precision-recip-sqrt.
23899 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23900 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23902 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23903 always use lane loads to construct non-constant vectors.
23905 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23907 * config/aarch64/aarch64.md
23908 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23909 constraints for operand 3.
23910 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23912 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23913 Richard Biener <rguenther@suse.de>
23915 PR tree-optimization/69820
23916 * tree-vect-patterns.c (type_conversion_p): Return false if
23917 *orig_type is unsigned single precision or boolean.
23918 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23921 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23923 PR rtl-optimization/69764
23924 PR rtl-optimization/69771
23925 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23926 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23928 2016-02-16 Richard Biener <rguenther@suse.de>
23930 PR tree-optimization/69776
23931 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23933 (indirect_refs_may_alias_p): Likewise.
23934 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23935 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23936 according to tbaa_p.
23937 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23938 (optimize_stmt): For redundant store discovery do not allow tbaa.
23940 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23942 PR tree-optimization/69714
23943 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23944 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23946 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23948 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23949 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23950 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23951 * config/arc/arc.c (arc_init): Check FPU options.
23952 (get_arc_condition_code): Handle new CC_FPU* modes.
23953 (arc_select_cc_mode): Likewise.
23954 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23955 register pair only. Allow access for ARCv2 accumulator.
23956 (gen_compare_reg): Whenever we have FPU support use FPU compare
23958 (arc_reorg): Don't generate brcc insns when FPU compare
23959 instructions are involved.
23960 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23961 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23962 floating point emulation.
23963 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23964 (REVERSE_CONDITION): Add new CC_FPU* modes.
23965 (TARGET_FP_SP_BASE): Define.
23966 (TARGET_FP_DP_BASE): Likewise.
23967 (TARGET_FP_SP_FUSED): Likewise.
23968 (TARGET_FP_DP_FUSED): Likewise.
23969 (TARGET_FP_SP_CONV): Likewise.
23970 (TARGET_FP_DP_CONV): Likewise.
23971 (TARGET_FP_SP_SQRT): Likewise.
23972 (TARGET_FP_DP_SQRT): Likewise.
23973 (TARGET_FP_DP_AX): Likewise.
23974 * config/arc/arc.md (ARCV2_ACC): New constant.
23975 (type): New fpu type attribute.
23976 (SDF): Conditional iterator.
23977 (cstore<mode>, cbranch<mode>): Change expand condition.
23978 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23979 handles FPU/FPX cases as well.
23980 * config/arc/arc.opt (mfpu): New option.
23981 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23983 (adddf3, muldf3, subdf3): Removed.
23984 * config/arc/predicates.md (proper_comparison_operator): Recognize
23986 * config/arc/fpu.md: New file.
23987 * doc/invoke.texi (ARC Options): Document mfpu option.
23989 2016-02-16 Richard Biener <rguenther@suse.de>
23991 PR rtl-optimization/69291
23992 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23993 noce_operand_ok check.
23995 2016-02-16 Tom de Vries <tom@codesourcery.com>
23998 * omp-low.c (simd_clone_create): Remove call to
23999 symtab->call_cgraph_insertion_hooks.
24001 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24003 PR tree-optimization/69802
24004 * tree-ssa-reassoc.c (update_range_test): If op is
24005 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
24006 op == 1 test of precision 1 integral op, otherwise handle
24007 that case as op itself. Fix up formatting.
24008 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
24011 2016-02-16 Richard Biener <rguenther@suse.de>
24013 PR tree-optimization/69586
24014 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
24015 types for conversion sources.
24017 2016-02-16 Richard Biener <rguenther@suse.de>
24019 PR middle-end/69801
24020 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
24021 mask OEP_ADDRESS_OF.
24023 2016-02-16 Alan Modra <amodra@gmail.com>
24026 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
24027 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
24028 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
24030 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
24031 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
24032 (p8_fmrgow_<mode>): Likewise.
24033 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
24035 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
24036 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
24037 to use movdi_internal64. Remove op0_di.
24038 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
24040 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
24042 Add support for the FCCMP insn types
24044 * config/aarch64/aarch64.md (fccmp): Change insn type.
24045 (fccmpe): Likewise.
24046 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
24047 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
24048 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
24049 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
24050 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
24051 * config/arm/types.md (fccmps): Add new insn type.
24052 (fccmpd): Likewise.
24054 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
24056 * alias.c (get_alias_set): Fix a typo in comment.
24058 2016-02-15 Richard Biener <rguenther@suse.de>
24060 PR tree-optimization/69595
24061 * match.pd: Complete range test simplification to true.
24063 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
24065 PR rtl-optimization/69648
24066 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
24067 pic_offset_table_rtx.
24069 PR rtl-optimization/69752
24070 * ira.c (update_equiv_regs): When looking for more than a single SET,
24071 also take other side effects into account.
24073 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24075 * config/s390/s390.c (s390_function_profiler): Add a new sequence
24076 for z900+ CPUs in 31-bit mode.
24078 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24080 * common/config/s390/s390-common.c (s390_supports_split_stack):
24082 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
24083 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
24084 * config/s390/s390.c (struct machine_function): New field
24085 split_stack_varargs_pointer.
24086 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
24087 in s390_emit_prologue.
24088 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
24090 (morestack_ref): New global.
24091 (SPLIT_STACK_AVAILABLE): New macro.
24092 (s390_expand_split_stack_prologue): New function.
24093 (s390_live_on_entry): New function.
24094 (s390_va_start): Use split-stack vararg pointer if appropriate.
24095 (s390_asm_file_end): Emit the split-stack note sections.
24096 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
24097 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
24098 (UNSPECV_SPLIT_STACK_CALL): New unspec.
24099 (UNSPECV_SPLIT_STACK_DATA): New unspec.
24100 (split_stack_prologue): New expand.
24101 (split_stack_space_check): New expand.
24102 (split_stack_data): New insn.
24103 (split_stack_call): New expand.
24104 (split_stack_call_*): New insn.
24105 (split_stack_cond_call): New expand.
24106 (split_stack_cond_call_*): New insn.
24108 2016-02-15 Richard Biener <rguenther@suse.de>
24110 PR tree-optimization/69783
24111 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24112 Add trivially correct cases.
24114 2016-02-15 Tom de Vries <tom@codesourcery.com>
24117 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
24119 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
24121 2016-02-15 Richard Biener <rguenther@suse.de>
24123 PR tree-optimization/69776
24124 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
24125 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
24126 indicate whether we can use TBAA to disambiguate against stores.
24127 Use alias-set zero if not.
24128 (visit_reference_op_store): Do not use TBAA when looking up
24130 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24131 (eliminate_dom_walker::before_dom_children): But not when looking
24132 up redundant stores.
24134 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24136 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24138 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24140 * config/i386/znver1.md
24141 (znver1_pop, znver1_pop_mem,
24142 znver1_load_imov_double_store,
24143 znver1_load_imov_direct_store,
24144 znver1_load_imov_direct_load,
24145 znver1_load_imov_double_load): Add new.
24146 (znver1_insn, znver1_insn_load): Add icmov type.
24147 (znver1_sseavx_fma,
24148 znver1_sseavx_fma_load,
24150 znver1_avx256_fma_load): Fix pipe usage.
24152 2016-02-14 Alan Modra <amodra@gmail.com>
24155 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24156 with an invalid hard reg, reload just the reg not the entire
24157 pre/post-inc/dec address expression.
24159 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24162 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24163 fixed R1_REG scratch reg.
24164 (sibcall_value_pcrel_fdpic): Likewise.
24166 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24170 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24172 2016-02-12 Walter Lee <walt@tilera.com>
24174 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24175 * config/tilegx/t-tilegx: Likewise.
24177 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24180 * diagnostic-show-locus.c (struct line_span): New struct.
24181 (layout::get_first_line): Delete.
24182 (layout::get_last_line): Delete.
24183 (layout::get_num_line_spans): New member function.
24184 (layout::get_line_span): Likewise.
24185 (layout::print_heading_for_line_span_index_p): Likewise.
24186 (layout::get_expanded_location): Likewise.
24187 (layout::calculate_line_spans): Likewise.
24188 (layout::m_first_line): Delete.
24189 (layout::m_last_line): Delete.
24190 (layout::m_line_spans): New field.
24191 (layout::layout): Update comment. Replace m_first_line and
24192 m_last_line with m_line_spans, replacing their initialization
24193 with a call to calculate_line_spans.
24194 (diagnostic_show_locus): When printing source lines and
24195 annotations, rather than looping over a single span
24196 of lines, instead loop over each line_span within
24197 the layout, with an inner loop over the lines within them.
24198 Call the context's start_span callback when changing line spans.
24199 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24200 (diagnostic_build_prefix): Break out the building of the location
24201 part of the string into...
24202 (diagnostic_get_location_text): ...this new function, rewriting
24203 it from nested ternary expressions to a sequence of "if"
24205 (default_diagnostic_start_span_fn): New function.
24206 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24207 (diagnostic_context::start_span): New field.
24208 (default_diagnostic_start_span_fn): New prototype.
24210 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24213 * gcc.c (driver::finalize): Fix cleanup of "specs".
24215 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24219 * gcc.c (driver::driver): Initialize m_option_suggestions.
24220 (driver::~driver): Clean up m_option_suggestions.
24221 (suggest_option): Convert to...
24222 (driver::suggest_option): ...this, and split out into
24223 driver::build_option_suggestions and find_closest_string.
24224 (driver::build_option_suggestions): New function, from
24225 first half of suggest_option. Special-case
24226 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
24227 the sanitizer_opts array. For options of enum types, add the
24228 various enum values to the candidate strings.
24229 (driver::handle_unrecognized_options): Remove "const".
24230 * gcc.h (driver::handle_unrecognized_options): Likewise.
24231 (driver::build_option_suggestions): New decl.
24232 (driver::suggest_option): New decl.
24233 (driver::m_option_suggestions): New field.
24234 * opts-common.c (add_misspelling_candidates): New function.
24235 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24236 and make non-static.
24237 * opts.h (sanitizer_opts): New array decl.
24238 (add_misspelling_candidates): New function decl.
24239 * spellcheck.c (find_closest_string): New function.
24240 * spellcheck.h (find_closest_string): New function decl.
24242 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24244 PR rtl-optimization/69764
24245 PR rtl-optimization/69771
24246 * optabs.c (expand_binop_directly): For shift_optab_p, force
24247 convert_modes with VOIDmode if xop1 has VOIDmode.
24249 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24252 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24253 to correctly determine instrumentation thunks.
24255 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24258 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24259 type by reference, force lhs on the call.
24262 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24263 Compute retval and retbnd early in all cases if split_part_return_p
24264 and return_bb is not EXIT. Remove all clobber stmts and reset
24265 all debug stmts that refer to SSA_NAMEs defined in split part,
24266 except if it is retval, in that case replace the old retval with the
24267 lhs of the call to the split part.
24269 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24272 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24274 PR middle-end/66726
24275 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24276 whose result is used in PHI.
24277 (maybe_optimize_range_tests): Likewise.
24278 (final_range_test_p): Likweise.
24280 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24282 PR middle-end/66726
24283 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24284 whose result is used in PHI.
24285 (maybe_optimize_range_tests): Likewise.
24286 (final_range_test_p): Likweise.
24288 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24290 * cgraph.c: Spelling fixes - behaviour -> behavior and
24291 neighbour -> neighbor.
24292 * target.def: Likewise.
24293 * sel-sched.c: Likewise.
24294 * config/mips/mips.c: Likewise.
24295 * config/arc/arc.md: Likewise.
24296 * config/arm/cortex-a57.md: Likewise.
24297 * config/arm/arm.c: Likewise.
24298 * config/arm/neon.md: Likewise.
24299 * config/arm/arm-c.c: Likewise.
24300 * config/vms/vms-c.c: Likewise.
24301 * config/s390/s390.c: Likewise.
24302 * config/i386/znver1.md: Likewise.
24303 * config/i386/i386.c: Likewise.
24304 * config/ia64/hpux-unix2003.h: Likewise.
24305 * config/msp430/msp430.md: Likewise.
24306 * config/rx/rx.c: Likewise.
24307 * config/rx/rx.md: Likewise.
24308 * config/aarch64/aarch64-simd.md: Likewise.
24309 * config/aarch64/aarch64.c: Likewise.
24310 * config/nvptx/nvptx.c: Likewise.
24311 * config/bfin/bfin.c: Likewise.
24312 * config/cris/cris.opt: Likewise.
24313 * config/rs6000/rs6000.c: Likewise.
24314 * target.h: Likewise.
24315 * spellcheck.c: Likewise.
24316 * ira-build.c: Likewise.
24317 * tree-inline.c: Likewise.
24318 * builtins.c: Likewise.
24319 * lra-constraints.c: Likewise.
24320 * explow.c: Likewise.
24321 * hwint.h: Likewise.
24322 * targhooks.c: Likewise.
24323 * tree-vect-data-refs.c: Likewise.
24324 * expr.c: Likewise.
24325 * doc/tm.texi: Likewise.
24326 * doc/extend.texi: Likewise.
24327 * doc/install.texi: Likewise.
24328 * doc/md.texi: Likewise.
24329 * tree-ssa-tail-merge.c: Likewise.
24330 * sched-int.h: Likewise.
24331 * match.pd: Likewise.
24332 * sched-ebb.c: Likewise.
24333 * target.def (omit_struct_return_reg): Likewise.
24334 * gimple-ssa-isolate-paths.c: Likewise.
24335 (find_implicit_erroneous_behaviour): Renamed to...
24336 (find_implicit_erroneous_behavior): ... this.
24337 (find_explicit_erroneous_behaviour): Renamed to...
24338 (find_explicit_erroneous_behavior): ... this.
24339 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
24341 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
24343 PR rtl-optimization/64682
24344 PR rtl-optimization/69567
24345 PR rtl-optimization/69737
24346 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
24347 in I2 as well, just lose it.
24349 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24351 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
24353 (aarch64_last_printed_tune_string): Likewise.
24354 (aarch64_declare_function_name): Only output .arch assembler
24355 directive if it will be different from the previously output
24356 directive. Same for .tune comment but only if -dA is set.
24357 (aarch64_start_file): New function.
24358 (TARGET_ASM_FILE_START): Define.
24360 2016-02-11 David Malcolm <dmalcolm@redhat.com>
24363 * Makefile.in (PLUGIN_HEADERS): Add params.list.
24365 2016-02-11 Jakub Jelinek <jakub@redhat.com>
24368 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
24369 -Wmaybe-uninitialized warning.
24371 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
24374 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
24376 2016-02-11 Richard Biener <rguenther@suse.de>
24378 PR rtl-optimization/69291
24379 * ifcvt.c (noce_try_store_flag_constants): Do not allow
24380 subexpressions affected by changing the result.
24382 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
24385 * lra-constraints.c (curr_insn_transform): Find in/out operands
24386 for secondary memory moves. Update dups.
24388 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
24390 PR tree-optimization/69652
24391 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
24392 to nested loop, did source re-formatting, skip debug statements,
24393 add check on statement with volatile operand, remove dead scalar
24396 2016-02-10 Jakub Jelinek <jakub@redhat.com>
24397 Patrick Palka <ppalka@gcc.gnu.org>
24401 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
24402 calls if the return type is TREE_ADDRESSABLE.
24403 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
24404 * ipa-split.c (split_function): Fix doubled "we" in comment.
24405 Use void return type for the split part even if
24406 !split_point->split_part_set_retval.
24408 2016-02-10 Bin Cheng <bin.cheng@arm.com>
24410 PR tree-optimization/68021
24411 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
24412 when computing the value of biv cand by itself.
24414 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24416 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
24417 (cortexa57_tunings): Likewise.
24418 (cortexa72_tunings): Likewise.
24419 (arch_macro_fusion_pair_p): Add support for AES fusion.
24420 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
24421 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
24422 Allow virtual registers before reload so early scheduling works.
24423 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
24424 correct latency and pipeline.
24425 (cortex_a57_crypto_complex): Likewise.
24426 (cortex_a57_crypto_xor): Likewise.
24427 (define_bypass): Add AES bypass.
24429 2016-02-10 Richard Biener <rguenther@suse.de>
24431 PR tree-optimization/69726
24432 * passes.def: Add DCE pass before late uninit.
24433 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
24434 really fixup if-conversions job.
24436 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
24438 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
24439 (arm_cortex_a57_tune): Likewise.
24440 (aarch_macro_fusion_pair_p): Add support for AES fusion.
24441 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
24443 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
24445 * timevar.def (TV_PHASE_DBGINFO): Delete.
24446 (TV_PHASE_CHECK_DBGINFO): Likewise.
24447 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
24449 2016-02-10 Richard Biener <rguenther@suse.de>
24451 PR tree-optimization/69719
24452 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24453 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
24455 2016-02-09 Andrew Pinski <apinski@cavium.com>
24458 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
24459 get_vcond_mask_icode returns false.
24461 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
24464 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
24465 an ADDIS that adds a pointer to a large constant that sets the
24466 upper16 bits with a load operation.
24468 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24471 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
24473 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
24475 (vzipq_s16): Likewise.
24476 (vzipq_s32): Likewise.
24477 (vzipq_f32): Likewise.
24478 (vzipq_u8): Likewise.
24479 (vzipq_u16): Likewise.
24480 (vzipq_u32): Likewise.
24481 (vzipq_p8): Likewise.
24482 (vzipq_p16): Likewise.
24484 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
24487 * config/arm/arm.c (neon_endian_lane_map): New function.
24488 (neon_vector_pair_endian_lane_map): New function.
24489 (arm_evpc_neon_vuzp): Allow for big endian lane order.
24490 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
24492 (vuzpq_s16): Likewise.
24493 (vuzpq_s32): Likewise.
24494 (vuzpq_f32): Likewise.
24495 (vuzpq_u8): Likewise.
24496 (vuzpq_u16): Likewise.
24497 (vuzpq_u32): Likewise.
24498 (vuzpq_p8): Likewise.
24499 (vuzpq_p16): Likewise.
24501 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
24504 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
24507 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
24509 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
24510 truncate const_int operand 1 to QImode.
24512 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
24514 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
24515 corresponding to an abnormal edge.
24517 2016-02-09 Tom de Vries <tom@codesourcery.com>
24519 PR tree-optimization/69599
24520 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
24522 (find_func_aliases_for_builtin_call, find_func_clobbers)
24523 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
24526 2016-02-09 Richard Biener <rguenther@suse.de>
24528 PR tree-optimization/69715
24529 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
24530 LHS on calls as non-rewritable.
24532 2016-02-09 Tom de Vries <tom@codesourcery.com>
24535 * lto-wrapper.c (append_diag_options): New function.
24536 (compile_offload_image): Call append_diag_options.
24538 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
24541 * doc/extend.texi (Flag Output Operands): Correct sectioning.
24542 Minor copy-edit to fix verb tenses.
24544 2016-02-08 Jakub Jelinek <jakub@redhat.com>
24546 PR tree-optimization/69209
24547 * ipa-split.c (split_function): If split part is not
24548 returning retval, retval has gimple type but is not
24549 gimple value, force it into a SSA_NAME first.
24551 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
24553 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
24556 2016-02-08 Jason Merrill <jason@redhat.com>
24559 * convert.c (convert_to_integer_1): Check dofold on truncation
24561 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
24562 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
24563 Rename from *_nofold.
24564 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
24565 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
24567 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
24570 * tree.c (build_common_tree_nodes): Remove short_double argument.
24571 All callers changed.
24572 * tree.h (build_common_tree_nodes): Adjust declaration.
24573 * doc/invoke.texi (-fshort-double): Remove documentation.
24574 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24575 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
24576 * lto-wrapper.c (merge_and_complain, append_compiler_options)
24577 (append_linker_options): Don't handle OPT_fshort_double.
24579 PR rtl-optimization/68730
24580 * lra-remat.c (insn_to_cand_activation): New static variable.
24581 (lra_remat): Allocate and free it.
24582 (create_cand): New arg activation. Initialize a field in
24583 insn_to_cand_activation if it is nonnull.
24584 (create_cands): Pass the activation insn to create_cand when making
24585 a candidate involving an output reload. Reorganize code a little.
24586 (do_remat): Keep track of active status of candidates in a separate
24589 2016-02-08 Richard Biener <rguenther@suse.de>
24591 PR tree-optimization/69719
24592 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24593 Properly use absolute of the difference of the two offsets to
24594 compare or adjust the segment length.
24596 2016-02-08 Richard Biener <rguenther@suse.de>
24597 Jeff Law <law@redhat.com>
24600 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
24601 types for anonymous SSA names.
24603 2016-02-08 Richard Biener <rguenther@suse.de>
24605 PR rtl-optimization/69274
24606 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
24608 2016-02-08 Jeff Law <law@redhat.com>
24610 PR tree-optimization/65917
24611 * tree-ssa-dom.c (record_temporary_equivalences): Record both
24612 equivalences from if (x == y) style conditionals.
24613 (loop_depth_of_name): Remove.
24614 (record_equality): Remove loop depth check.
24615 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24616 (const_and_copies::record_const_or_copy_raw): New member function.
24617 * tree-ssa-scopedtables.c
24618 (const_and_copies::record_const_or_copy_raw): New, factored out of
24619 (const_and_copies::record_const_or_copy): Call new member function.
24621 2016-02-05 Jeff Law <law@redhat.com>
24623 PR tree-optimization/68541
24624 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24625 (count_stmts_in_block): New function.
24626 (poor_ifcvt_candidate_code): Likewise.
24627 (is_feasible_trace): Add some heuristics to determine when path
24628 splitting is profitable.
24629 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24630 is a diamond with a single exit.
24632 2016-02-05 Martin Sebor <msebor@redhat.com>
24635 * doc/invoke.texi: Update -Wplacement-new to take an optional
24638 2016-02-06 Richard Henderson <rth@redhat.com>
24641 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24642 out of non-standard address spaces.
24644 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24646 PR rtl-optimization/69691
24647 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24649 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24651 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24652 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24653 (*ieee128_mfvsrd_64bit): Likewise.
24654 (*ieee128_mfvsrd_32bit): Likewise.
24656 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24660 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24662 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24663 instrumented_version.
24665 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24667 * doc/invoke.texi (Optimize Options): In table of --param options
24668 rename second occurrence of tracer-min-branch-ratio to
24669 tracer-min-branch-probability, rename
24670 tracer-min-branch-ratio-feedback to
24671 tracer-min-branch-probability-feedback and clarify description,
24672 rename sched-spec-state-edge-prob-cutoff to
24673 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24674 to selsched-insns-to-rename, rename lto-minpartition to
24675 lto-min-partition, delete reorder-blocks-duplicate and
24676 reorder-blocks-duplicate-feedback.
24678 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24680 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24683 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24685 * doc/extend.texi: S/390: Correct some typos.
24687 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24689 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24691 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24694 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24695 (s390_register_info_gprtofpr): Use new macros above.
24696 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24698 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24699 its name. Adjust restore and save gpr ranges.
24700 (s390_register_info_set_ranges): New function.
24701 (s390_register_info): Use new macros above. Call
24702 s390_register_info_set_ranges.
24703 (s390_optimize_register_info): Likewise.
24704 (s390_hard_regno_rename_ok): Use new macros.
24705 (s390_hard_regno_scratch_ok): Likewise.
24706 (s390_emit_epilogue): Likewise.
24707 (s390_can_use_return_insn): Likewise.
24708 (s390_optimize_prologue): Likewise.
24709 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24711 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24714 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24716 (ix86_option_override_internal): Disable TARGET_STV even for
24717 -m{incoming,preferred}-stack-boundary=3.
24719 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24721 * config.gcc: Mark deprecated rtems targets as obsolete.
24723 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24725 PR rtl-optimization/64682
24726 PR rtl-optimization/69567
24727 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24728 before I2 only if the register is both used and set in I2.
24730 2016-02-04 DJ Delorie <dj@redhat.com>
24732 * config/msp430/msp430.c (msp430_start_function): Add function type.
24734 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24737 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24739 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24741 PR rtl-optimization/69577
24743 2015-10-29 Richard Henderson <rth@redhat.com>
24747 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24748 sse check to the exact conditions of PR 67609.
24750 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24753 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24754 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24755 not allowed into the traditional Altivec registers.
24756 (movtd_64bit_nodm): Likewise.
24757 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24759 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24761 * config/aarch64/cortex-a57-fma-steering.c
24762 (aarch64_register_fma_steering): Remove "static" from arguments
24765 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24768 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24769 twice when complex.
24771 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24773 * doc/invoke.texi: Delete -mno-fma4.
24775 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24777 PR rtl-optimization/69577
24778 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24779 (find_subregs_of_mode): Update accordingly. Iterate over partial
24782 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24784 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24785 * config/arm/arm.c (neon_reinterpret): Remove.
24786 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24787 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24788 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24789 vreinterpretti): Remove.
24790 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24791 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24792 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24793 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24794 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24795 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24796 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24797 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24798 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24799 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24800 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24801 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24802 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24803 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24804 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24805 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24806 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24807 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24808 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24809 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24810 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24811 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24812 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24813 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24814 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24815 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24816 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24817 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24818 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24819 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24820 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24821 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24822 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24823 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24824 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24825 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24826 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24827 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24828 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24829 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24830 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24831 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24832 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24833 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24834 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24835 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24836 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24837 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24838 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24839 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24840 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24841 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24842 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24843 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24844 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24845 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24846 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24847 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24848 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24849 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24850 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24851 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24852 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24853 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24854 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24855 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24856 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24857 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24858 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24859 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24860 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24861 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24862 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24863 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24864 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24865 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24866 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24867 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24868 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24869 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24870 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24871 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24872 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24873 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24874 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24875 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24876 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24877 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24878 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24879 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24880 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24881 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24882 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24883 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24884 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24885 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24886 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24887 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24888 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24889 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24890 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24891 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24892 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24894 2016-02-04 Martin Liska <mliska@suse.cz>
24897 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24898 that are gimple_store_p.
24899 (maybe_instrument_call): Likewise.
24901 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24903 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24904 register scaling out of memory reference and comment why.
24906 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24910 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24911 folding the source of a SET.
24913 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24917 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24918 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24920 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24924 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24927 2016-02-04 Christian Bruel <christian.bruel@st.com>
24929 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24930 * config/arm/arm.c (arm_set_current_function): Likewise.
24932 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24933 Ilya Enkovich <enkovich.gnu@gmail.com>
24934 H.J. Lu <hongjiu.lu@intel.com>
24937 * config/i386/i386.c (convert_scalars_to_vector): Remove
24938 stack alignment fixes.
24939 (ix86_option_override_internal): Disable TARGET_STV if stack
24940 might not be aligned enough.
24941 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24943 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24945 * config/i386/x86-tune.def: Disable default prefetching
24948 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24949 Vladimir Makarov <vmakarov@redhat.com>
24952 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24953 in validating fused toc addresses.
24955 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24958 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24959 range->m_caret fields if range->m_show_caret_p is false.
24962 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24963 Force oldval into register if it does not satisfy reg_or_short_operand
24964 predicate. Fix up formatting.
24966 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24967 Alexandre Oliva <aoliva@redhat.com>
24970 * lra-constraints.c (simplify_operand_subreg): Check additionally
24971 address validity after potential reloading.
24972 (process_address_1): Check insns validity. In case of failure do
24975 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24978 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24981 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24983 * wide-int.cc (canonize_uhwi): New function.
24984 (wi::divmod_internal): Use it.
24986 2016-02-02 James Norris <jnorris@codesourcery.com>
24988 * gimplify.c (omp_notice_variable): Add usage check.
24990 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24992 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24993 like LE, GE, LT, GT when emitting relational operator.
24995 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24997 * ira-costs.c (find_costs_and_classes): Add extra argument.
24998 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24999 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
25000 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
25001 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
25002 Add best_class parameter, and return it if not ALL_REGS.
25003 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
25005 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
25006 Update target hook.
25008 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25010 * config/aarch64/aarch64.c
25011 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
25012 (aarch64_ira_change_pseudo_allocno_class): New function.
25014 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
25017 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
25019 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25021 * config/avr/avr.c (avr_option_override): Set
25022 PARAM_ALLOW_STORE_DATA_RACES to 1.
25024 2016-02-02 Richard Biener <rguenther@suse.de>
25026 PR tree-optimization/69595
25027 * match.pd: Add range test simplifications to true/false.
25029 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
25031 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
25032 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
25035 2016-02-02 Richard Biener <rguenther@suse.de>
25037 PR tree-optimization/69606
25038 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
25039 info on the result before moving a stmt.
25041 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
25043 PR middle-end/68542
25044 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
25045 branch with vector comparison.
25046 * config/i386/sse.md (VI48_AVX): New mode iterator.
25047 (define_expand "cbranch<mode>4): Add support for conditional branch
25048 with vector comparison.
25049 * tree-vect-loop.c (optimize_mask_stores): New function.
25050 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
25051 has_mask_store field of vect_info.
25052 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
25053 vectorized loops having masked stores after vec_info destroy.
25054 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
25055 correspondent macros.
25056 (optimize_mask_stores): Add prototype.
25058 2016-02-02 Alan Modra <amodra@gmail.com>
25061 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
25064 2016-02-02 Alan Modra <amodra@gmail.com>
25067 * config/rs6000/rs6000.c (need_toc_init): New var, set it
25068 whenever toc_label_name used.
25069 (rs6000_file_start): Don't set up toc section here,
25070 (rs6000_output_function_epilogue): do so here instead,
25071 (rs6000_xcoff_file_start): and here.
25072 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
25073 (load_toc_aix_di): Likewise.
25075 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25077 PR rtl-optimization/69592
25078 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
25079 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
25080 (num_sign_bit_copies_binary_arith_p): New inline function.
25081 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
25083 2016-02-01 Jeff Law <law@redhat.com>
25085 PR tree-optimization/69580
25086 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
25087 * tree-ssa-threadbackward.c
25088 (fsm_find_control_statement_thread_paths): Do not try to walk
25089 through large PHI nodes.
25091 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25093 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
25094 when count is incremented above limit, don't analyze further
25097 * omp-low.c (oacc_parse_default_dims): Avoid
25098 -Wsign-compare warning, make sure value fits into int
25099 rather than just unsigned int.
25101 2016-02-01 Bin Cheng <bin.cheng@arm.com>
25103 PR tree-optimization/67921
25104 * fold-const.c (split_tree): New parameters. Convert pointer
25105 type variable part to proper type before negating.
25106 (fold_binary_loc): Pass new arguments to split_tree.
25108 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
25110 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
25111 (nvptx_goacc_validate_dims): Extend to handle global defaults.
25112 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
25113 * doc/tm.texti: Rebuilt.
25114 * doc/invoke.texi (fopenacc-dim): Document.
25115 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
25116 (append_compiler_options): Likewise.
25117 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
25118 (oacc_parse_default_dims): New.
25119 (oacc_validate_dims): Add USED arg. Select non-unity default when
25121 (oacc_loop_fixed_partitions): Return mask of used partitions.
25122 (oacc_loop_auto_partitions): Emit dump info.
25123 (oacc_loop_partition): Return mask of used partitions.
25124 (execute_oacc_device_lower): Parse default dimension arg. Adjust
25125 loop partitioning and validation calls.
25127 2016-02-01 Richard Biener <rguenther@suse.de>
25129 PR middle-end/69556
25130 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25132 2016-02-01 Richard Biener <rguenther@suse.de>
25134 PR tree-optimization/69574
25135 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25136 of asserting return chrec_dont_know.
25138 2016-02-01 Martin Liska <mliska@suse.cz>
25140 * mem-stats-traits.h: Add copyright header.
25141 * mem-stats.h: Likewise.
25143 2016-02-01 Richard Biener <rguenther@suse.de>
25145 PR tree-optimization/69579
25146 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25147 Do not propagate through abnormal PHI results.
25149 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25151 * postreload.c (reload_cse_simplify): Remove dead code.
25153 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25155 PR rtl-optimization/69570
25156 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25157 if there is more than one set, not if there is a single set.
25159 2016-02-01 Richard Henderson <rth@redhat.com>
25162 * combine.c (make_compound_operation): When looking through a
25163 subreg, make sure to re-extend to the width of the outer mode.
25165 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25167 PR tree-optimization/69546
25168 * wide-int.cc (wi::divmod_internal): For unsigned division
25169 where both operands fit into uhwi, if o1 is 1 and o0 has
25170 msb set, if divident_prec is larger than bits per hwi,
25171 clear another quotient word and return 2 instead of 1.
25172 Similarly for remainder with msb in HWI set, if dividend_prec
25173 is larger than bits per hwi.
25175 2016-01-29 Martin Jambor <mjambor@suse.cz>
25177 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25178 Use short lowercase names.
25179 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25180 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25181 acq_rel one. Protect warning agains segfaults if
25182 get_memory_order_name returns NULL.
25183 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25184 with release semantics. Do not warn if get_memory_order already did.
25185 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25186 semantics. Fix check for relaxed or acquire semantics. Do not warn
25187 if get_memory_order already did.
25189 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25191 * doc/install.texi: Document that isl-0.16 is supported.
25193 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25196 * config/i386/constraints.md (Bm): Describe as special memory
25198 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25199 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25200 * genpreds.c (struct constraint_data): Add is_special_memory.
25201 (have_special_memory_constraints, special_memory_start): New
25203 (special_memory_end): Ditto.
25204 (add_constraint): Add new arg is_special_memory. Add code to
25205 process its true value. Update have_special_memory_constraints.
25206 (process_define_constraint): Pass the new arg.
25207 (process_define_register_constraint): Ditto.
25208 (choose_enum_order): Process special memory.
25209 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
25210 function insn_extra_special_memory_constraint.
25211 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25212 * gensupport.c (process_rtx): Process
25213 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25214 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
25215 * ira-lives.c (single_reg_class): Use
25216 insn_extra_special_memory_constraint.
25217 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
25218 * lra-constraints.c (process_alt_operands): Ditto.
25219 (curr_insn_transform): Use insn_extra_special_memory_constraint.
25220 * recog.c (asm_operand_ok, preprocess_constraints): Process
25222 * reload.c (find_reloads): Ditto.
25223 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
25224 * stmt.c (parse_input_constraint): Use
25225 insn_extra_special_memory_constraint.
25227 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25230 * lra-splill.c (lra_final_code_change): Revert r229087 by
25231 removing all sub-registers.
25233 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25236 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25238 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25241 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25242 SSE1, copy target into the temporary reg first before recursing
25245 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25247 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25250 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25252 * ginclude/stdarg.h: Test __cplusplus instead of
25253 __GXX_EXPERIMENTAL_CXX0X__.
25255 2016-01-29 Richard Biener <rguenther@suse.de>
25257 PR tree-optimization/69547
25258 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25259 Do not mark clobbers necessary.
25260 (mark_all_reaching_defs_necessary_1): Likewise.
25262 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25264 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25265 declaration name with %qs and print it in both error messages.
25266 Also fix indentation.
25268 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25271 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25272 trailing blank line from error message.
25274 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25277 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25280 2016-01-29 Richard Biener <rguenther@suse.de>
25282 PR middle-end/69537
25283 * match.pd: Allow all integral types when simplifying a
25284 widening or sign-changing conversion.
25286 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25288 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25289 back to setting codegen_error to fail codegen.
25291 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
25294 * config/i386/constraints.md (C): Only accept constant zero operand.
25295 (BC): New constraint.
25296 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
25297 instead of C constraint.
25298 * doc/md.texi (Machine Constraints): Update description
25301 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
25304 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
25306 2016-01-28 Jakub Jelinek <jakub@redhat.com>
25308 PR middle-end/69542
25309 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
25312 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
25314 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
25315 branches if using guessed profile.
25317 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
25319 * graphite-optimize-isl.c (optimize_isl): Fix dump.
25321 2016-01-28 Richard Henderson <rth@redhat.com>
25324 * config/aarch64/aarch64-modes.def (CC_Cmode): New
25325 * config/aarch64/aarch64-protos.h: Update.
25326 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
25327 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
25328 (aarch64_get_condition_code_1): Handle CC_Cmode.
25329 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
25330 (*add<mode>3_compareC_cconly_imm): New.
25331 (*add<mode>3_compareC_cconly): New.
25332 (*add<mode>3_compareC_imm): New.
25333 (add<mode>3_compareC): New.
25334 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
25335 to be first. Use aarch64_carry_operation.
25336 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
25337 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
25338 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
25339 (subti3): Use subdi3_compare1.
25340 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
25341 (sub<mode>3_compare1): New.
25342 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
25343 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
25344 (*subsi3_carryin_uxtw): Likewise.
25345 (*ngc<mode>, *ngcsi_uxtw): Likewise.
25346 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
25347 * config/aarch64/iterators.md (DWI): New.
25348 * config/aarch64/predicates.md (aarch64_carry_operation): New.
25349 (aarch64_borrow_operation): New.
25351 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25353 * graphite-optimize-isl.c (optimize_isl): Print a different debug
25354 message when isl does not return a valid schedule.
25356 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25358 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
25359 Remove comments from class declarations: they are already in the code
25362 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25364 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
25366 (ternary_op_to_tree): Same.
25367 (unary_op_to_tree): Same.
25368 (nary_op_to_tree): Same.
25369 (gcc_expression_from_isl_expr_op): Same.
25370 (gcc_expression_from_isl_expression): Same.
25371 (graphite_create_new_loop): Same.
25372 (graphite_create_new_loop_guard): Same.
25373 (build_iv_mapping): Same.
25374 (graphite_create_new_guard): Same.
25375 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
25376 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
25378 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25380 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
25381 instead of setting codegen_error to fail codegen.
25383 2016-01-28 Jason Merrill <jason@redhat.com>
25385 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
25387 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25389 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25390 Remove CONST_INT_P check in CCMP cost calculation.
25392 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25394 * config/aarch64/aarch64.c (generic_vector_cost):
25395 Set vec_permute_cost.
25396 (cortexa57_vector_cost): Likewise.
25397 (exynosm1_vector_cost): Likewise.
25398 (xgene1_vector_cost): Likewise.
25399 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
25400 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
25401 Add vec_permute_cost entry.
25403 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
25405 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
25407 (add<mode>3_compare0): Likewise.
25408 (addsi3_compare0_uxtw): Likewise.
25409 (add<mode>3nr_compare0): Likewise.
25410 (compare_neg<mode>): Likewise.
25411 (<optab><mode>3): Likewise.
25413 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
25415 * tree-vect-stmts.c (vectorizable_comparison): Add
25416 NULL check for vectype.
25418 2016-01-28 Richard Biener <rguenther@suse.de>
25420 PR tree-optimization/69466
25421 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
25422 Account for PHIs we couldn't duplicate.
25424 2016-01-28 Martin Liska <mliska@suse.cz>
25427 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
25428 instead of ENABLE_VALGRIND_CHECKING.
25430 2016-01-27 Richard Henderson <rth@redhat.com>
25433 * lra-remat.c (subreg_regs): New.
25434 (dump_candidates_and_remat_bb_data): Dump it.
25435 (operand_to_remat): Reject if operand in subreg_regs.
25436 (set_bb_regs): Collect subreg_regs.
25437 (lra_remat): Init and free subreg_regs. Compute
25438 calculate_local_reg_remat_bb_data before create_cands.
25440 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
25443 * config/i386/i386.c (ix86_update_stack_boundary): Don't
25444 change stack_alignment_needed for __tls_get_addr call.
25446 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
25448 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
25450 2016-01-27 Jeff Law <law@redhat.com>
25452 PR tree-optimization/68398
25453 PR tree-optimization/69196
25454 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
25455 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
25456 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25457 Only count PHIs in the last block in the path. The others will
25458 const/copy propagate away. Add heuristic to allow more irreducible
25459 subloops to be created when it is likely profitable to do so.
25461 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25462 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
25463 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
25465 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25468 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
25469 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
25470 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
25471 * tree-streamer-in.c: Include asan.h.
25472 (streamer_get_builtin_tree): For builtins in sanitizer
25473 range call initialize_sanitizer_builtins and retry.
25475 2016-01-27 Ian Lance Taylor <iant@google.com>
25477 * common.opt (fkeep-gc-roots-live): New undocumented option.
25478 * tree-ssa-loop-ivopts.c (add_candidate_1): If
25479 -fkeep-gc-roots-live, skip pointers.
25480 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
25483 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
25486 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
25487 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
25489 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
25492 * configure.ac: NetBSD provides SSP in its C library.
25493 * configure: Updated.
25495 2016-01-27 Richard Biener <rguenther@suse.de>
25497 PR tree-optimization/69166
25498 * tree-vect-loop.c (vect_is_simple_reduction): Always check
25499 reduction code for commutativity / associativity.
25501 2016-01-27 Martin Jambor <mjambor@suse.cz>
25503 PR tree-optimization/69355
25504 * tree-sra.c (analyze_access_subtree): Correct hole detection when
25505 total_scalarization fails.
25507 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
25509 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
25512 2016-01-27 Christian Bruel <christian.bruel@st.com>
25515 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
25516 Move arm_reset_previous_fndecl and set_target_option_current_node in
25517 the conditional part. Call save_restore_target_globals.
25518 * config/arm/arm.c (arm_set_current_function):
25519 Refactor to better support #pragma target and attribute mix.
25520 Call save_restore_target_globals.
25521 * config/arm/arm-protos.h (save_restore_target_globals): New function.
25523 2016-01-27 Martin Liska <mliska@suse.cz>
25525 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
25526 reference for an HSA kernel and its host function.
25528 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25530 PR tree-optimization/69399
25531 * wide-int.h (wi::lrshift): For larger precisions, only
25532 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
25534 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
25536 * config/arc/predicates.md (proper_comparison_operator): Reject
25537 constant-constant comparison.
25539 2016-01-26 Tom de Vries <tom@codesourcery.com>
25541 PR tree-optimization/69110
25542 * tree-data-ref.c (initialize_data_dependence_relation): Handle
25543 DR_NUM_DIMENSIONS == 0.
25545 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25546 Sebastian Pop <s.pop@samsung.com>
25548 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
25549 isl_ast_op_cond and isl_ast_op_select.
25550 (gcc_expression_from_isl_expr_op): Same.
25552 2016-01-26 Jason Merrill <jason@redhat.com>
25555 * tree.c (recompute_constructor_flags): Split out from
25557 (verify_constructor_flags): New.
25558 * tree.h: Declare them.
25560 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
25562 PR rtl-optimization/69217
25563 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
25564 are no TYPE_FIELDS set for the record type.
25566 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25569 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
25570 toc_label_name unconditionally.
25571 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
25572 SYMBOL_REF string. Use toc_label_name instead of constructing
25574 (rs6000_elf_declare_function_name): Use toc_label_name instead of
25575 constructing LCTOC1.
25577 2016-01-26 Martin Sebor <msebor@redhat.com>
25580 * doc/extend.texi (Common Type Attributes): Move text that talks about
25581 attribute packed from attribute aligned to the section discussing
25582 the former attribute for clarity.
25584 2016-01-26 Richard Henderson <rth@redhat.com>
25586 PR middle-end/60908
25587 * trans-mem.c (tm_region_init): Mark entry block as visited.
25589 2016-01-26 David Malcolm <dmalcolm@redhat.com>
25592 * diagnostic-show-locus.c (layout::print_source_line): Replace
25593 call to pp_newline with call to layout::print_newline.
25594 (layout::print_annotation_line): Likewise.
25595 (layout::move_to_column): Likewise.
25596 (layout::print_any_fixits): After printing any fixits, print a
25597 trailing newline, if necessary.
25598 (layout::print_newline): New method, resetting any colorization
25600 (diagnostic_show_locus): Move the pp_newline to before the
25601 early bailout. Remove dummy block enclosing the layout instance.
25602 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
25603 of pp_newline_and_flush with pp_flush.
25604 (diagnostic_append_note): Delete use of pp_newline.
25605 (diagnostic_append_note_at_rich_loc): Delete.
25606 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
25607 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
25608 when newline characters are added to the buffer.
25610 2016-01-26 Michael Matz <matz@suse.de>
25612 * configure.ac (ac_cv_std_swap_in_utility): New test.
25613 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
25614 * configure: Regenerate.
25615 * config.in: Regenerate.
25617 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25619 * config/arc/arc.md (cstoresi4): Force operand into register.
25620 (arcset<code>): Fix predicate.
25621 (arcsetltu): Likewise.
25622 (arcsetgeu): Likewise.
25623 (arcsethi): Likewise.
25624 (arcsetls): Likewise.
25626 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25628 PR tree-optimization/69483
25629 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25630 if base has error_mark_node type.
25632 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25635 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25636 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25638 (vget_lane_f16): Handle big-endian.
25639 (vgetq_lane_f16): Likewise.
25640 (vset_lane_f16): Likewise.
25641 (vsetq_lane_f16): Likewise.
25642 * config/arm/iterators.md (VQXMOV): Add V8HF.
25643 (VDQ): Add V4HF and V8HF.
25644 (V_reg): Handle V4HF and V8HF.
25645 (Is_float_mode): Likewise.
25646 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25647 neon_vdup_nv8hf): New patterns.
25648 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25649 Use VD_LANE iterator.
25650 (neon_vld1_dup<mode>): Use VQ2 iterator.
25652 2016-01-26 Nathan Sidwell <nathan@acm.org>
25654 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25655 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25656 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25657 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25658 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25659 (oacc_validate_dims): Add LEVEL arg, don't return level.
25660 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25661 oacc_validate_dims.
25662 (execute_oacc_device_lower): Adjust, add more dump output.
25663 * tree-ssa-loop.c (gate_oacc_kernels): Use
25664 oacc_fn_attrib_kernels_p.
25665 * tree-parloops.c (create_parallel_loop): Adjust
25666 set_oacc_fn_attrib call.
25668 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25671 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25672 (append_compiler_options): Handle -fcilkplus.
25673 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25675 2016-01-26 Nick Clifton <nickc@redhat.com>
25678 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25679 been marked as DECL_ONE_ONLY but we do not the means to make it
25680 so, then do not allow it to bind locally.
25682 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25685 * opts.h (parse_sanitizer_options): New prototype.
25686 * opts.c (sanitizer_opts): New array.
25687 (parse_sanitizer_options): New function.
25688 (common_handle_option): Use parse_sanitizer_options.
25690 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25693 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25694 alignment adjustment to ...
25695 (ix86_update_stack_boundary): Here. Don't over-align stack for
25697 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25698 if __tls_get_addr is called.
25700 2016-01-26 Christian Bruel <christian.bruel@st.com>
25702 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25704 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25706 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25708 2016-01-26 Richard Biener <rguenther@suse.de>
25710 PR middle-end/69467
25711 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25713 2016-01-26 Richard Biener <rguenther@suse.de>
25715 PR tree-optimization/69452
25716 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25717 (move_computations_dom_walker::before_dom_children): Rename
25719 (move_computations_worker): This.
25720 (move_computations): Perform an RPO rather than a DOM walk.
25722 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25725 * combine.c (combine_instructions): For REG_EQUAL note with
25726 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25727 to the underlying register.
25728 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25729 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25731 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25734 * config/aarch64/aarch64-builtins.c
25735 (aarch64_init_simd_builtin_types): Do not set structural
25736 equality to __Poly{8,16,64,128}_t types.
25738 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25740 PR tree-optimization/69400
25741 * wide-int.cc (wi_pack): Take the precision as argument and
25742 perform canonicalization here rather than in the callers.
25743 Use the main loop to handle all full-width HWIs. Add a
25744 zero HWI if in_len isn't a full result.
25745 (wi::divmod_internal): Update accordingly.
25746 (wi::mul_internal): Likewise. Simplify.
25748 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25749 Sebastian Pop <s.pop@samsung.com>
25751 * graphite-poly.c (apply_poly_transforms): Simplify.
25752 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25753 (print_isl_map): Same.
25754 (print_isl_union_map): Same.
25755 (print_isl_schedule): New.
25756 (debug_isl_schedule): New.
25757 * graphite-dependences.c (scop_get_reads): Do not call
25758 isl_union_map_add_map that is undocumented isl functionality.
25759 (scop_get_must_writes): Same.
25760 (scop_get_may_writes): Same.
25761 (scop_get_original_schedule): Remove.
25762 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25763 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25764 (compute_deps): Remove.
25765 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25766 (debug_schedule_ast): New.
25767 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25768 set_separate_option.
25769 (graphite_regenerate_ast_isl): Add dump.
25770 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25771 from scop->transformed_schedule.
25772 (graphite_regenerate_ast_isl): Add more dump.
25773 * graphite-optimize-isl.c (optimize_isl): Set
25774 scop->transformed_schedule. Check whether schedules are equal.
25775 (apply_poly_transforms): Move here.
25776 * graphite-poly.c (apply_poly_transforms): ... from here.
25777 (free_poly_bb): Static.
25778 (free_scop): Static.
25779 (pbb_number_of_iterations_at_time): Remove.
25780 (print_isl_ast): New.
25781 (debug_isl_ast): New.
25782 (debug_scop_pbb): New.
25783 * graphite-scop-detection.c (print_edge): Move.
25784 (print_sese): Move.
25785 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25786 (build_scop_scattering): Remove.
25787 (create_pw_aff_from_tree): Assert instead of bailing out.
25788 (add_condition_to_pbb): Remove unused code, do not fail.
25789 (add_conditions_to_domain): Same.
25790 (add_conditions_to_constraints): Remove.
25791 (build_scop_context): New.
25792 (add_iter_domain_dimension): New.
25793 (build_iteration_domains): Initialize pbb->iterators.
25794 Call add_conditions_to_domain.
25797 (index_outermost_in_loop): New.
25798 (index_pbb_in_loop): New.
25799 (outermost_pbb_in): New.
25800 (add_in_sequence): New.
25801 (add_outer_projection): New.
25802 (outer_projection_mupa): New.
25803 (add_loop_schedule): New.
25804 (build_schedule_pbb): New.
25805 (build_schedule_loop): New.
25806 (embed_in_surrounding_loops): New.
25807 (build_schedule_loop_nest): New.
25808 (build_original_schedule): New.
25809 (build_poly_scop): Call build_original_schedule.
25810 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25811 (free_poly_dr): Remove.
25812 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25813 (free_poly_bb): Remove.
25814 (debug_loop_vec): Remove.
25815 (print_isl_ast): Declare.
25816 (debug_isl_ast): Declare.
25817 (scop_do_interchange): Remove.
25818 (scop_do_strip_mine): Remove.
25819 (scop_do_block): Remove.
25820 (flatten_all_loops): Remove.
25821 (optimize_isl): Remove.
25822 (pbb_number_of_iterations_at_time): Remove.
25823 (debug_scop_pbb): Declare.
25824 (print_schedule_ast): Declare.
25825 (debug_schedule_ast): Declare.
25826 (struct scop): Remove schedule. Add original_schedule,
25827 transformed_schedule.
25828 (free_gimple_poly_bb): Remove.
25829 (print_generated_program): Remove.
25830 (debug_generated_program): Remove.
25831 (unify_scattering_dimensions): Remove.
25832 * sese.c (print_edge): ... here.
25833 (print_sese): ... here.
25834 (debug_edge): ... here.
25835 (debug_sese): ... here.
25836 * sese.h (print_edge): Declare.
25837 (print_sese): Declare.
25838 (dump_edge): Declare.
25839 (dump_sese): Declare.
25841 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25842 Sebastian Pop <s.pop@samsung.com>
25844 * Makefile.in: Set ISLVER in site.exp.
25846 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25848 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25849 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25850 through DECL_VALUE_EXPR for expansion.
25852 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25854 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25855 the frame info after reload completed.
25857 2016-01-25 Jeff Law <law@redhat.com>
25859 PR tree-optimization/69196
25860 PR tree-optimization/68398
25861 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25862 tree-ssa-threadupdate.c.
25863 (determine_bb_domination_status): Prototype
25864 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25865 (determine_bb_domination_status): No longer static.
25866 (valid_jump_thread_path): Remove code to detect characteristics
25867 of the jump thread path not associated with correctness.
25868 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25869 Correct test for thread path length. Count PHIs for real operands as
25870 statements that need to be copied. Do not count ASSERT_EXPRs.
25871 Look at all the blocks in the thread path. Compute and selectively
25872 filter thread paths based on threading through the latch, threading
25873 a multiway branch or crossing a multiway branch.
25875 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25877 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25878 decl with __attribute__ ((unused)) annotation.
25880 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25883 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25884 of operands is compatible with a statement vectype.
25886 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25888 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25889 improve wording for mixed storage order support.
25891 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25893 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25894 (vcvt_u64_f64): Likewise.
25895 (vcvta_s64_f64): Likewise.
25896 (vcvta_u64_f64): Likewise.
25897 (vcvtm_s64_f64): Likewise.
25898 (vcvtm_u64_f64): Likewise.
25899 (vcvtn_s64_f64): Likewise.
25900 (vcvtn_u64_f64): Likewise.
25901 (vcvtp_s64_f64): Likewise.
25902 (vcvtp_u64_f64): Likewise.
25904 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25906 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25907 (arc_init): Check validity mll64 option.
25908 (arc_save_restore): Use double load/store instruction.
25909 (arc_expand_movmem): Likewise.
25910 (arc_split_move): Don't split if we have double load/store
25911 instructions. Returns a boolean.
25912 (arc_process_double_reg_moves): Change function to return boolean
25913 instead of a sequence of instructions.
25914 (arc_dwarf_register_span): New function.
25915 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25916 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25917 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25918 (*movdf_insn): Likewise.
25919 * config/arc/arc.opt (mll64): New option.
25920 * config/arc/predicates.md (even_register_operand): New predicate.
25921 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25923 2016-01-25 Richard Biener <rguenther@suse.de>
25926 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25927 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25929 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25931 2016-01-25 Richard Biener <rguenther@suse.de>
25933 PR tree-optimization/69376
25934 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25936 (VN_INFO_ANTI_RANGE_P): New inline.
25937 (VN_INFO_RANGE_TYPE): Likewise.
25938 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25939 SSA_NAME_ANTI_RANGE_P.
25940 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25941 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25942 Properly query VN_INFO_RANGE_TYPE.
25944 2016-01-25 Nick Clifton <nickc@redhat.com>
25947 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25949 2016-01-23 Tom de Vries <tom@codesourcery.com>
25951 PR tree-optimization/69426
25952 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25955 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25957 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25958 "the the" with "the" in the comments.
25959 * ipa-devirt.c (build_type_inheritance_graph,
25960 update_type_inheritance_graph): Likewise.
25961 * tree.c (build_function_type_list_1): Likewise.
25962 * cfgloopmanip.c (scale_loop_profile): Likewise.
25963 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25964 * gimple-ssa-split-paths.c
25965 (find_block_to_duplicate_for_splitting_paths): Likewise.
25966 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25967 * expr.c (convert_move): Likewise.
25968 * var-tracking.c (vt_stack_adjustments): Likewise.
25969 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25970 * tree-vrp.c (test_for_singularity): Likewise.
25972 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25973 directly instead of building a temporary tree.
25976 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25977 remove <algorithm> include.
25979 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25982 * config/i386/i386.c: Include dojump.h.
25983 (expand_small_movmem_or_setmem,
25984 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25986 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25987 if dynamic_check != -1.
25989 2016-01-21 Jeff Law <law@redhat.com>
25991 PR middle-end/69347
25992 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25993 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25994 into dominated_by_p.
25995 (cprop_into_successor_phis): Avoid unnecessary tests.
25997 2016-01-22 Richard Henderson <rth@redhat.com>
26000 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
26001 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
26003 2016-01-22 Michael Matz <matz@suse.de>
26005 * system.h (string, algorithm): Include only conditionally.
26006 (new): Include always under C++.
26007 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
26008 * final.c (toplevel): Ditto.
26009 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
26010 * genconditions.c (write_header): Make gencondmd.c define
26012 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
26014 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
26015 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
26017 2016-01-22 Christian Bruel <christian.bruel@st.com>
26020 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
26022 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26025 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
26026 define_insn_and_split. Ensure operands[1] and operands[0] do not
26027 get assigned the same register.
26029 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
26031 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
26033 2016-01-22 Christian Bruel <christian.bruel@st.com>
26035 * config/arm/arm-c.c (arm_pragma_target_parse):
26036 Remove warn_builtin_macro_redefined overwrite.
26038 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26040 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
26041 flag_non_call_exceptions compatibility.
26043 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26046 * dwarf2out.c (add_child_die_after): New function.
26047 (dwarf_qual_info_t): New type.
26048 (dwarf_qual_info): New variable.
26049 (qualified_die_p): New function.
26050 (modified_type_die): For -fdebug-types-section, ensure
26051 canonical order of qualifiers. Put qualified DIEs adjacent
26052 to the corresponding non-qualified type DIE and search there
26053 for existing qualified DIEs.
26055 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26057 * doc/extend.texi (scalar_storage_order type attribute): Document
26058 restriction on type punning and aliasing, and remove future tense.
26060 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
26063 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
26066 2016-01-21 Jeff Law <law@redhat.com>
26068 PR middle-end/69347
26069 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
26070 useless call to record_temporary_equivalences.
26071 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
26072 allocate 10 slots in the bb_path vector and let it grow as needed.
26073 (fsm_find_control_statement_thread_paths): Similarly for the next_path
26076 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26078 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
26080 * configure: Regenerate.
26082 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
26084 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
26085 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
26087 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
26089 PR middle-end/66178
26090 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
26091 drop EXPAND_INITIALIZER.
26092 * rtl.h (contains_symbolic_reference_p): Declare.
26093 * rtlanal.c (contains_symbolic_reference_p): New function.
26094 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
26095 a subtraction into a NOT if symbolic constants are involved.
26097 2016-01-21 Anton Blanchard <anton@samba.org>
26098 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26101 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
26103 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
26106 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26108 * config/microblaze/microblaze.c
26109 (get_branch_target): New.
26110 (insert_wic_for_ilb_runout): New.
26112 (microblaze_machine_dependent_reorg): New.
26113 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
26114 * config/microblaze/microblaze.md
26115 (UNSPEC_IPREFETCH): Define.
26116 (iprefetch): New pattern
26117 * config/microblaze/microblaze.opt
26118 (mxl-prefetch): New flag.
26120 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26122 * config/microblaze/microblaze.h
26123 (FIXED_REGISTERS): Update in macro.
26124 (CALL_USED_REGISTERS): Update in macro.
26126 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26128 PR rtl-optimization/68920
26129 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26132 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26134 PR rtl-optimization/68990
26135 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26136 pseudo instead of inheritance ones.
26138 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26139 Nick Clifton <nickc@redhat.com>
26143 * config/mips/mips.c (mips_compute_frame_info): Initialise
26144 args_size and hard_frame_pointer_offset fields of the frame
26145 structure before calling mips_global_pointer.
26147 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26149 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26151 * configure: Regenerate.
26153 2016-01-21 Richard Biener <rguenther@suse.de>
26155 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26157 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26159 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26160 to actually emit the .size directive.
26162 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26163 Jakub Jelinek <jakub@redhat.com>
26167 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26168 args array size by one to avoid buffer overflow.
26170 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26172 * config/s390/s390.md (pool_section_start): Use switch_to_section
26173 to select proper read-only data section instead of hardcoding
26175 (pool_section_end): Use switch_to_section to match the above.
26177 2016-01-21 Richard Biener <rguenther@suse.de>
26179 PR tree-optimization/69378
26180 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26181 (set_ssa_val_to): Use it for dominance checks taking into
26182 account not executable edges.
26184 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26187 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26188 for bitsize instead of GET_MODE_PRECISION (mode).
26190 2016-01-20 Martin Sebor <msebor@redhat.com>
26193 * extend.texi (__sync Builtins): Clarify the semantics of
26194 __sync_fetch_and_OP built-ins on pointers.
26195 (__atomic Builtins): Same.
26197 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26198 Sebastian Pop <s.pop@samsung.com>
26200 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26201 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26202 (is_valid_rename): Same.
26203 (translate_isl_ast_to_gimple::get_rename): Same.
26204 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26205 (translate_isl_ast_to_gimple::rename_uses): Same.
26206 (get_new_name): Check for close_phi nodes.
26207 (copy_loop_phi_args): Use phi_node_kind.
26208 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26209 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
26211 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26212 Sebastian Pop <s.pop@samsung.com>
26214 Revert commit r229783.
26215 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
26216 Remove use of parameter_rename_map.
26217 (copy_def): Remove.
26218 (copy_internal_parameters): Remove.
26219 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
26220 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
26221 (free_sese_info): Do not free parameter_rename_map.
26222 (set_rename): Do not use parameter_rename_map.
26223 (rename_uses): Update call to set_rename.
26224 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
26225 * sese.h (parameter_rename_map_t): Remove.
26226 (struct sese_info_t): Remove field parameter_rename_map.
26228 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26229 Sebastian Pop <s.pop@samsung.com>
26231 * graphite-isl-ast-to-gimple.c: Fix comment.
26232 * graphite-scop-detection.c (defined_in_loop_p): New.
26233 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26234 names defined in loop.
26236 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26237 Sebastian Pop <s.pop@samsung.com>
26239 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26240 Discard unstructured if-then-else regions.
26242 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26243 Sebastian Pop <s.pop@samsung.com>
26245 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26246 (cleanup_loop_iter_dom): Remove.
26247 (build_loop_iteration_domains): Remove.
26248 (build_scop_context): Remove.
26249 (build_scop_iteration_domain): Remove.
26250 (add_loop_constraints): New.
26251 (build_iteration_domains): New.
26252 (build_poly_scop): Call build_iteration_domains.
26254 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26255 Sebastian Pop <s.pop@samsung.com>
26257 * graphite-scop-detection.c
26258 (scop_detection::harmful_loop_in_region): Free dom and loops.
26259 (scop_detection::loop_body_is_valid_scop): Free bbs.
26261 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26262 Sebastian Pop <s.pop@samsung.com>
26264 * graphite-scop-detection.c (record_loop_in_sese): New.
26265 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26266 (build_scops): Remove call to build_sese_loop_nests.
26267 * sese.c (sese_record_loop): Remove.
26268 (build_sese_loop_nests): Remove.
26269 (new_sese_info): Remove region->loops.
26270 (free_sese_info): Same.
26271 * sese.h (sese_contains_loop): Same.
26272 (build_sese_loop_nests): Remove.
26273 (sese_contains_loop): Remove.
26275 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26276 Sebastian Pop <s.pop@samsung.com>
26278 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26279 loop_is_valid_in_scop.
26280 (scop_detection::harmful_stmt_in_region): Renamed
26281 harmful_loop_in_region.
26282 Call loop_is_valid_in_scop.
26284 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26285 Sebastian Pop <s.pop@samsung.com>
26287 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26290 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26291 Sebastian Pop <s.pop@samsung.com>
26293 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
26294 * graphite.h (struct poly_bb): Remove field is_reduction.
26295 (PBB_IS_REDUCTION): Remove.
26297 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26298 Sebastian Pop <s.pop@samsung.com>
26300 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
26301 (add_pdr_constraints): Same.
26302 (scop_get_reads): Same.
26303 (scop_get_must_writes): Same.
26304 (scop_get_may_writes): Same.
26305 (scop_get_original_schedule): Same.
26306 (extend_schedule): Same.
26307 (apply_schedule_on_deps): Same.
26308 (carries_deps): Same.
26309 (compute_deps): Same.
26310 (scop_get_dependences): Same.
26311 * graphite-isl-ast-to-gimple.c
26312 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
26313 * graphite-optimize-isl.c (get_schedule_for_band): Same.
26314 (get_schedule_for_band_list): Same.
26315 (get_schedule_map): Same.
26316 (apply_schedule_map_to_scop): Same.
26317 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
26318 (build_loop_iteration_domains): Same.
26319 (add_condition_to_pbb): Same.
26320 (add_param_constraints): Same.
26321 (pdr_add_memory_accesses): Same.
26322 (pdr_add_data_dimensions): Same.
26324 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26326 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
26329 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
26331 * common.opt (feliminate-dwarf2-dups): Replace references to
26332 "DWARF 2" with just "DWARF".
26333 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
26334 * doc/extend.texi: Likewise.
26335 * doc/cpp.texi: Likewise.
26336 * doc/invoke.texi: Likewise.
26337 (Option Summary): Add -gdwarf to list of Debugging Options.
26338 (Debugging Options): Document -gdwarf.
26339 * doc/contrib.texi: Spell "DWARF" like that.
26341 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26343 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
26344 warning. Fix up formatting.
26346 PR middle-end/67653
26347 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
26348 attempt to mark memory input operand addressable and
26349 call prepare_gimple_addressable in that case. Don't adjust
26350 input_location for diagnostics, use error_at instead.
26352 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
26354 * config/rs6000/ppc-auxv.h: New file.
26355 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
26356 (cpu_is): Likewise.
26357 (cpu_supports): Likewise.
26358 * config/rs6000/rs6000.c: include "ppc-auxv.h".
26359 (cpu_is_info): New variable.
26360 (cpu_supports_info): Likewise.
26361 (tcb_verification_symbol): Likewise.
26362 (cpu_builtin_p): Likewise.
26363 (cpu_expand_builtin): New function.
26364 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
26365 (rs6000_init_builtins): Likewise.
26366 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
26367 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
26368 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
26369 * configure: Regenerate.
26370 * config.in: Likewise.
26371 * doc/extend.texi (PowerPC Built-in Functions): Document
26372 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
26374 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
26377 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
26379 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
26382 2016-01-20 Richard Henderson <rth@redhat.com>
26388 * tree.c (tm_define_builtin): New.
26389 (find_tm_vector_type): New.
26390 (build_tm_vector_builtins): New.
26391 (build_common_builtin_nodes): Call it.
26393 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
26395 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
26396 (arm_fp_ok): Likewise.
26397 (arm_fp): Likewise.
26398 (arm_crypto): Likewise.
26400 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
26401 Richard Biener <rguenther@suse.de>
26403 PR tree-optimization/69328
26404 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
26405 vectors have same number of elements.
26406 (vectorizable_condition): Fix masked version recognition.
26408 2016-01-20 Richard Biener <rguenther@suse.de>
26410 PR tree-optimization/69345
26411 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
26412 (VN_INFO_PTR_INFO): Likewise.
26413 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
26414 info when it is equal between non-dominating SSA names.
26415 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26416 Make sure to look at original SSA infos.
26418 2016-01-20 Jeff Law <law@redhat.com>
26421 * config/m68k/predicates.md (pow2_m1_operand): New predicate
26423 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
26424 (pc_or_label_operand): New predicate.
26425 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
26426 tests for small integers that are 2^n - 1.
26428 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
26430 * doc/invoke.texi (Options Summary): Add '.' after @xref.
26432 2016-01-19 Jeff Law <law@redhat.com>
26434 PR middle-end/69347
26435 * tree-ssa-threadbackwards.c
26436 (fsm_find_control_statement_thread_paths): Do not try to lookup
26437 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
26439 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
26441 * doc/lto.texi: Remove text that says only Gold has linker plugin
26444 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
26446 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
26447 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
26448 the DIE accordingly.
26449 (modified_type_die): Add REVERSE parameter and pass it recursively,
26450 as well as to base_type_die. Adjust presence check accordingly.
26451 (base_type_for_mode): Adjust call to modified_type_die.
26452 (add_type_attribute): Add REVERSE parameter and pass it to
26454 (generic_parameter_die): Adjust call to add_type_attribute.
26455 (add_scalar_info): Likewise.
26456 (add_subscript_info): Likewise.
26457 (gen_array_type_die): Likewise.
26458 (gen_descr_array_type_die): Likewise.
26459 (gen_entry_point_die): Likewise.
26460 (gen_enumeration_type_die): Likewise.
26461 (gen_formal_parameter_die): Likewise.
26462 (gen_subprogram_die): Likewise.
26463 (gen_variable_die ): Likewise.
26464 (gen_const_die): Likewise.
26465 (gen_field_die): Likewise.
26466 (gen_pointer_type_die): Likewise.
26467 (gen_reference_type_die): Likewise.
26468 (gen_ptr_to_mbr_type_die): Likewise.
26469 (gen_inheritance_die): Likewise.
26470 (gen_subroutine_type_die): Likewise.
26471 (gen_typedef_die): Likewise.
26472 (force_type_die): Adjust call to modified_type_die.
26474 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
26476 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
26477 flow throughout the file. Fix broken link to Objective-C 2.0
26479 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
26482 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26484 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
26486 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26489 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
26490 (maybe_record_node): Record cxa_pure_virtual as the only possible
26491 target if there are not ohter candidates.
26492 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
26494 2016-01-19 Richard Biener <rguenther@suse.de>
26496 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
26497 (get_memory_order): Likewise.
26499 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
26501 * tree-vect-stmts.c (vectorizable_store): Check
26504 2016-01-19 David Malcolm <dmalcolm@redhat.com>
26507 * gcc.c (driver::decode_argv): Add call to
26508 init_opts_obstack before init_options_struct.
26509 * opts.c (init_opts_obstack): Remove idempotency.
26510 (init_options_struct): Replace call to init_opts_obstack
26511 with a gcc_assert to verify that it has already been called.
26512 * toplev.c (toplev::main): Add call to init_opts_obstack before
26513 calls to init_options_struct.
26514 (toplev::finalize): Move cleanup of opts_obstack next to
26515 cleanup of save_decoded_options, clearing the latter, and
26516 save_decoded_options_count.
26518 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26521 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
26522 attribute to unconditional. Remove %? from output template.
26524 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26525 Jiong Wang <jiong.wang@arm.com>
26527 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
26528 generated from different expand order.
26530 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26532 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26533 Add support for CCMP costing.
26535 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26537 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
26538 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
26539 (fccmpe<mode>): Likewise.
26540 (fcmp): Rename to fcmp and globalize pattern.
26542 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
26543 (aarch64_gen_ccmp_next): Add FP support.
26545 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26547 * target.def (gen_ccmp_first): Update documentation.
26548 (gen_ccmp_next): Likewise.
26549 * doc/tm.texi (gen_ccmp_first): Update documentation.
26550 (gen_ccmp_next): Likewise.
26551 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
26552 expand_ccmp_expr_1. Improve comments.
26553 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
26554 (ccmp_ior<mode>): Remove pattern.
26555 (cmp<mode>): Remove expand.
26556 (cmp): Globalize pattern.
26557 (cstorecc4): Use cc_register.
26558 (mov<mode>cc): Remove ccmp_cc_register check.
26559 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
26560 Simplify after removal of CC_DNE/* modes.
26561 (aarch64_ccmp_mode_to_code): Remove.
26562 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
26563 In 'k' case use integer as condition.
26564 (aarch64_nzcv_codes): Remove inverted cases.
26565 (aarch64_code_to_ccmode): Remove.
26566 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
26567 comparison with CC register to be used in folowing CCMP/branch/CSEL.
26568 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
26569 pattern. Return the comparison with CC register. Invert conditions
26570 when bitcode is OR.
26571 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
26572 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
26574 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26576 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26577 instrumented_version.
26579 2016-01-19 Richard Biener <rguenther@suse.de>
26581 PR tree-optimization/69336
26582 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
26583 handled components with get_ref_base_and_extent.
26584 (equal_mem_array_ref_p): Adjust.
26586 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26589 * shrink-wrap.c: Include valtrack.h.
26590 (move_insn_for_shrink_wrap): Add DEBUG argument. If
26591 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
26592 in between insn and where it will be moved to. Call
26593 dead_debug_insert_temp.
26594 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
26595 first and dead_debug_local_finish at the end.
26596 For uses and defs bitmap, handle all regs in between REGNO and
26597 END_REGNO, not just the first one.
26599 2016-01-19 Richard Biener <rguenther@suse.de>
26601 PR tree-optimization/69352
26602 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
26603 (equal_mem_array_ref_p): Constrain size and max size properly.
26604 Compare the reverse flag.
26606 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
26608 * ira.c (ira): Update regstat data if we deleted insns.
26610 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26612 PR rtl-optimization/68955
26613 PR rtl-optimization/64557
26614 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
26615 here. Fix up formatting.
26616 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26618 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26621 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26622 assume that the node has body.
26623 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26626 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26628 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26631 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26633 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26634 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26636 2016-01-19 Martin Jambor <mjambor@suse.cz>
26637 Martin Liska <mliska@suse.cz>
26638 Michael Matz <matz@suse.de>
26640 * Makefile.in (OBJS): Add new source files.
26641 (GTFILES): Add hsa.c.
26642 * common.opt (disable_hsa): New variable.
26643 (-Whsa): New warning.
26644 * config.in (ENABLE_HSA): New.
26645 * configure.ac: Treat hsa differently from other accelerators.
26646 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26647 $enable_offloading.
26648 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26649 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26650 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26651 --with-hsa-kmt-lib.
26652 * doc/invoke.texi (-Whsa): Document.
26653 (hsa-gen-debug-stores): Likewise.
26654 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26655 to invoke offload compiler for hsa acclerator.
26656 * opts.c (common_handle_option): Determine whether HSA offloading
26657 should be performed.
26658 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26659 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26660 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26661 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26662 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26663 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26664 GF_OMP_FOR_KIND_GRID_LOOP.
26665 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26666 (pp_gimple_stmt_1): Likewise.
26667 * gimple-walk.c (walk_gimple_stmt): Likewise.
26668 * gimple.c (gimple_build_omp_grid_body): New function.
26669 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26670 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26671 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26672 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26673 GF_OMP_TEAMS_GRID_PHONY.
26674 (gimple_statement_omp_single_layout): Updated comments.
26675 (gimple_build_omp_grid_body): New function.
26676 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26677 (gimple_omp_for_grid_phony): New function.
26678 (gimple_omp_for_set_grid_phony): Likewise.
26679 (gimple_omp_parallel_grid_phony): Likewise.
26680 (gimple_omp_parallel_set_grid_phony): Likewise.
26681 (gimple_omp_teams_grid_phony): Likewise.
26682 (gimple_omp_teams_set_grid_phony): Likewise.
26683 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26684 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26685 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26686 (BUILT_IN_GOMP_TARGET): Updated type.
26687 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26688 (adjust_for_condition): New function.
26689 (get_omp_for_step_from_incr): Likewise.
26690 (extract_omp_for_data): Moved parts to adjust_for_condition and
26691 get_omp_for_step_from_incr.
26692 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26693 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26694 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26695 (scan_omp_parallel): Do not create child functions for phony
26697 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26698 (scan_omp_1_op): Checking assert we are not remapping to
26699 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26700 (parallel_needs_hsa_kernel_p): New function.
26701 (expand_parallel_call): Register apprpriate parallel child
26702 functions as HSA kernels.
26703 (grid_launch_attributes_trees): New type.
26704 (grid_attr_trees): New variable.
26705 (grid_create_kernel_launch_attr_types): New function.
26706 (grid_insert_store_range_dim): Likewise.
26707 (grid_get_kernel_launch_attributes): Likewise.
26708 (get_target_argument_identifier_1): Likewise.
26709 (get_target_argument_identifier): Likewise.
26710 (get_target_argument_value): Likewise.
26711 (push_target_argument_according_to_value): Likewise.
26712 (get_target_arguments): Likewise.
26713 (expand_omp_target): Call get_target_arguments instead of looking
26714 up for teams and thread limit.
26715 (grid_expand_omp_for_loop): New function.
26716 (grid_arg_decl_map): New type.
26717 (grid_remap_kernel_arg_accesses): New function.
26718 (grid_expand_target_kernel_body): New function.
26719 (expand_omp): Call it.
26720 (lower_omp_for): Do not emit phony constructs.
26721 (lower_omp_taskreg): Do not emit phony constructs but create for them
26722 a temporary variable receiver_decl.
26723 (lower_omp_taskreg): Do not emit phony constructs.
26724 (lower_omp_teams): Likewise.
26725 (lower_omp_grid_body): New function.
26726 (lower_omp_1): Call it.
26727 (grid_reg_assignment_to_local_var_p): New function.
26728 (grid_seq_only_contains_local_assignments): Likewise.
26729 (grid_find_single_omp_among_assignments_1): Likewise.
26730 (grid_find_single_omp_among_assignments): Likewise.
26731 (grid_find_ungridifiable_statement): Likewise.
26732 (grid_target_follows_gridifiable_pattern): Likewise.
26733 (grid_remap_prebody_decls): Likewise.
26734 (grid_copy_leading_local_assignments): Likewise.
26735 (grid_process_kernel_body_copy): Likewise.
26736 (grid_attempt_target_gridification): Likewise.
26737 (grid_gridify_all_targets_stmt): Likewise.
26738 (grid_gridify_all_targets): Likewise.
26739 (execute_lower_omp): Call grid_gridify_all_targets.
26740 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26741 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26742 (tree_omp_clause): Added union field dimension.
26743 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26744 * tree.c (omp_clause_num_ops): Added number of arguments of
26745 OMP_CLAUSE__GRIDDIM_.
26746 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26747 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26748 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26749 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26750 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26751 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26752 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26753 * tree-pass.h (make_pass_gen_hsail): Declare.
26754 (make_pass_ipa_hsa): Likewise.
26755 * ipa-hsa.c: New file.
26756 * lto-section-in.c (lto_section_name): Add hsa section name.
26757 * lto-streamer.h (lto_section_type): Add hsa section.
26758 * timevar.def (TV_IPA_HSA): New.
26759 * hsa-brig-format.h: New file.
26760 * hsa-brig.c: New file.
26761 * hsa-dump.c: Likewise.
26762 * hsa-gen.c: Likewise.
26765 * toplev.c (compile_file): Call hsa_output_brig.
26766 * hsa-regalloc.c: New file.
26768 2016-01-18 Jeff Law <law@redhat.com>
26770 PR tree-optimization/69320
26771 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26772 ranged object, do nothing if the RHS constant is not [0..1].
26773 (optimize_stmt): Comparing a boolean ranged object against a
26774 constant outside [0..1] results in a compile-time constant.
26776 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26779 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26781 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26782 (Option Summary): Update to reflect new section and moved options.
26783 (C++ Dialect Options): Move -fstats to new section.
26784 (Debugging Options): Move all dump, statistics, and other GCC
26785 developer options to new section. Rewrite section introduction
26786 and re-order remaining options to put the more basic ones first.
26787 (Optimization Options): Move -fira-verbose and -flto-report* to
26789 (Developer Options): New section incorporating moved options.
26790 * doc/cppopts.texi (-dM): Update cross-reference.
26792 2016-01-18 Richard Henderson <rth@redhat.com>
26795 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26796 operands to pseudo only if CSE is expected. Split long immediate
26797 operands only after reload, and for the stack pointer.
26798 (*add<GPI>3_pluslong): Remove.
26799 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26800 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26801 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26802 (*add<GPI>3 peepholes): New.
26803 (*add<GPI>3 splitters): New.
26804 * config/aarch64/constraints.md (Upl): New.
26805 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26807 2016-01-18 Richard Biener <rguenther@suse.de>
26809 PR tree-optimization/69297
26810 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26812 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26814 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26816 PR middle-end/68542
26817 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26818 of mixind vector and scalar types.
26819 (fold_relational_const): Add handling of vector
26820 comparison with boolean result.
26821 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26822 comparison of vector operands with boolean result for EQ/NE only.
26823 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26824 (verify_gimple_cond): Likewise.
26825 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26828 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26830 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26833 2016-01-18 Richard Biener <rguenther@suse.de>
26835 PR middle-end/69308
26836 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26838 2016-01-18 Tom de Vries <tom@codesourcery.com>
26840 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26842 2016-01-18 Tom de Vries <tom@codesourcery.com>
26844 * omp-low.c (set_oacc_fn_attrib): Make extern.
26845 * omp-low.h (set_oacc_fn_attrib): Declare.
26846 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26847 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26848 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26849 Add and handle function parameter oacc_kernels_p.
26850 (find_reduc_addr, get_omp_data_i_param): New function.
26851 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26852 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26853 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26854 Calculate dominance info. Skip loops that are not in a kernels region
26855 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26856 (pass_parallelize_loops::execute): Call parallelize_loops with
26857 oacc_kernels_p argument.
26858 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26859 New member function.
26860 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26861 * passes.def: Add argument to pass_parallelize_loops instantation.
26863 2016-01-18 Tom de Vries <tom@codesourcery.com>
26865 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26866 pass_parallelize_loops to be run outside the loop pipeline.
26868 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26870 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26871 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26873 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26876 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26877 using get_ref_base_and_extent.
26878 (equal_mem_array_ref_p): New.
26879 (hashable_expr_equal_p): Add call to previous.
26881 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26884 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26885 (sra_initialize): Allocate disqualified_constants.
26886 (sra_deinitialize): Free disqualified_constants.
26887 (disqualify_candidate): Update disqualified_constants when appropriate.
26888 (create_access): Scan for constant-pool entries as we go along.
26889 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26890 (maybe_add_sra_candidate): Allow constant-pool entries.
26891 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26892 (initialize_constant_pool_replacements): New.
26893 (sra_modify_assign): Avoid mangling assignments created by previous,
26894 and don't generate writes into constant pool.
26895 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26897 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26899 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26900 andnot instruction.
26901 (scalar_chain::convert_op): Likewise.
26902 * config/i386/i386.md (*andndi3_doubleword): New.
26904 2016-01-18 Richard Biener <rguenther@suse.de>
26906 PR tree-optimization/69170
26907 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26908 building a vector from scalar results of a pattern stmt.
26910 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26912 * haifa-sched.c (autopref_multipass_init): Work around
26913 -Wmaybe-uninitialized warning.
26915 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26917 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26918 against the constant 0.
26920 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26922 PR tree-optimization/68799
26923 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26924 look up phi candidates in the statement-candidate map.
26925 (phi_add_costs): Likewise.
26926 (record_phi_increments): Likewise.
26927 (phi_incr_cost): Likewise.
26928 (ncd_with_phi): Likewise.
26929 (all_phi_incrs_profitable): Likewise.
26931 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26933 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26934 -Wmaybe-uninitialized warning.
26936 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26938 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26939 (Option Summary): Update to reflect new section and moved options.
26940 (C++ Dialect Options): Move -fvtable-verify and related options.
26941 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26942 and profiling-related options.
26943 (Optimization Options): Move profile generation options and
26944 -fstack-protector and related options.
26945 (Instrumentation Options): New section incorporating moved options.
26946 (Code Generation Options): Move -finstrument-functions and
26947 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26949 2016-01-16 Tom de Vries <tom@codesourcery.com>
26951 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26953 2016-01-16 Tom de Vries <tom@codesourcery.com>
26955 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26957 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26959 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26960 that checks whether the table is already empty. Rename the
26961 original implementation to...
26962 (hash_table::empty_slot): ...this new private function.
26964 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26966 PR diagnostic/68899
26967 * diagnostic-show-locus.c (layout::print_source_line): Move x
26968 offset of line until after call to
26969 get_line_width_without_trailing_whitespace.
26971 2016-01-15 Jeff Law <law@redhat.com>
26973 PR tree-optimization/69270
26974 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26975 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26976 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26977 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26978 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26979 ssa_name_has_boolean_range and constant_boolean_node.
26981 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26983 PR rtl-optimization/69030
26984 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26986 (spill_pseudos): Delete debug insn for dead pseudo.
26987 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26989 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26991 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26993 (TYPES_UNOPUS): Likewise.
26994 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26995 builtin type, from UNOP to UNOPUS.
26996 (lbtruncuv4sf): Likewise.
26997 (lbtruncuv2df): Likewise.
26998 (lrounduv2sf): Likewise.
26999 (lrounduv4sf): Likewise.
27000 (lrounduv2df): Likewise.
27001 (lroundusf): Likewise.
27002 (lroundusf): Likewise.
27003 (lceiluv2sf): Likewise.
27004 (lceiluv4sf): Likewise.
27005 (lceiluv2df): Likewise.
27006 (lceilusf): Likewise.
27007 (lceiludf): Likewise.
27008 (lflooruv2sf): Likewise.
27009 (lflooruv4sf): Likewise.
27010 (lflooruv2df): Likewise.
27011 (lfloorusf): Likewise.
27012 (lfloorudf): Likewise.
27013 (lfrintnuv2sf): Likewise.
27014 (lfrintnuv4sf): Likewise.
27015 (lfrintnuv2df): Likewise.
27016 (lfrintnusf): Likewise.
27017 (lfrintnudf): Likewise.
27018 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
27020 (vcvtq_u32_f32): Likewise.
27021 (vcvtq_u64_f64): Likewise.
27022 (vcvta_u32_f32): Likewise.
27023 (vcvtaq_u32_f32): Likewise.
27024 (vcvtaq_u64_f64): Likewise.
27025 (vcvtm_u32_f32): Likewise.
27026 (vcvtmq_u32_f32): Likewise.
27027 (vcvtmq_u64_f64): Likewise.
27028 (vcvtn_u32_f32): Likwise.
27029 (vcvtnq_u32_f32): Likewise.
27030 (vcvtnq_u64_f64): Likewise.
27031 (vcvtp_u32_f32): Likewise.
27032 (vcvtpq_u32_f32): Likewise.
27033 (vcvtpq_u64_f64): Likewise.
27034 (vcvtmd_u64_f64): Likewise.
27035 (vcvtms_u32_f32): Likewise.
27036 (vcvtad_u64_f64): Likewise.
27037 (vcvtas_u32_f32): Likewise.
27038 (vcvtnd_u64_f64): Likewise.
27039 (vcvtns_u32_f32): Likewise.
27040 (vcvtpd_u64_f64): Likewise.
27041 (vcvtps_u32_f32): Likewise.
27043 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27045 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
27046 CSEL of zero_extended registers.
27048 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27050 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
27051 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
27053 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27055 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
27056 false when argument string is not found in the attributes table
27059 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
27062 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
27063 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
27064 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
27065 precision estimate.
27067 2016-01-15 Richard Biener <rguenther@suse.de>
27069 PR tree-optimization/66856
27070 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
27071 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
27072 (vect_create_new_slp_node): Increment stmt reference count.
27073 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
27074 an SLP tree before swapping operands.
27075 (vect_build_slp_tree): Likewise.
27076 (destroy_bb_vec_info): Free stmt info after SLP instances.
27077 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
27078 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
27079 (STMT_VINFO_NUM_SLP_USES): New macro.
27081 2016-01-15 Richard Biener <rguenther@suse.de>
27084 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
27085 (add_linkage_name): ... here.
27086 (gen_typedef_die): Use add_linkage_name_raw instead of
27087 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
27090 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
27092 * gimplify.c (oacc_default_clause): Decode reference and pointer
27093 types for both kernels and parallel regions.
27095 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
27097 PR middle-end/69246
27098 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
27100 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27102 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
27103 (convert_scalars_to_vector): Likewise.
27105 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
27107 * doc/extend.texi (Type Traits): Fix grammar.
27109 2016-01-15 Martin Jambor <mjambor@suse.cz>
27111 * tree-inline.c (remap_decl): Use existing dclarations if
27112 remapping a type and prevent_decl_creation_for_types.
27113 (replace_locals_stmt): Do an initial remapping of non-VLA typed
27114 decls first. Do real remapping with
27115 prevent_decl_creation_for_types set.
27116 * tree-inline.h (copy_body_data): New field
27117 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
27120 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27122 * config/s390/s390.opt (mmvcle): More verbose help text.
27124 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27126 * config/s390/s390.opt: Add period to -mzvector option text.
27128 2016-01-15 Richard Biener <rguenther@suse.de>
27130 PR tree-optimization/68961
27131 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27132 of invariants in stores again.
27134 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27136 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27138 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27140 * config/i386/i386.c (ix86_expand_branch): Don't split
27141 DI mode xor instruction to SI mode.
27143 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27146 * ipa-icf.c (sem_function::merge): Virtual functions may become
27147 reachable even if they address is not taken and there are no
27150 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27152 * lto-streamer-out.c (subtract_estimated_size): New function.
27153 (get_symbol_initial_value): Use it.
27155 2016-01-15 Christian Bruel <christian.bruel@st.com>
27158 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27159 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27160 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27161 use add_builtin_function_ext_scope instead of add_builtin_function.
27162 (neon_set_p, neon_crypto_set_p): Remove.
27163 (arm_init_builtins): Always call arm_init_neon_builtins and
27164 arm_init_crypto_builtins.
27165 (arm_expand_builtin): Check that builtins are allowed for the arch.
27166 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27167 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27168 arm_init_neon_builtins call.
27170 2016-01-15 Richard Biener <rguenther@suse.de>
27172 PR tree-optimization/69117
27173 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27174 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27175 of the leader conservatively.
27176 (free_scc_vn): Restore original SSA name infos.
27178 2016-01-14 Jeff Law <law@redhat.com>
27180 PR tree-optimization/69270
27181 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27182 single bit of precision, verify it's also unsigned.
27183 (record_edge_info): Use constant_boolean_node rather than fold_convert
27184 to convert boolean_true/boolean_false to the right type.
27186 2016-01-14 Richard Henderson <rth@redhat.com>
27189 * loop-doloop.c (record_reg_sets): New.
27190 (doloop_optimize): Reject the transform if the sequence
27191 clobbers registers live at the end of the loop block.
27192 (doloop_optimize_loops): Enable df_live if needed.
27194 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27196 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27197 * config/rs6000/rs6000.c: Likewise.
27198 * config/rs6000/rs6000.h: Likewise.
27199 * config/rs6000/rs6000.md: Likewise.
27200 * doc/extend.texi: Likewsie.
27202 2016-01-14 Jeff Law <law@redhat.com>
27204 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27207 2016-01-14 Richard Henderson <rth@redhat.com>
27211 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
27212 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
27213 instead of builtin_decl_declared_p to test for declaration.
27215 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
27217 * doc/loop.texi (Loop Analysis and Representation): Document
27218 loop_depth function.
27220 2016-01-14 Tom de Vries <tom@codesourcery.com>
27222 PR tree-optimization/68773
27223 * omp-low.c (expand_omp_target): Don't set force_output.
27224 * varpool.c (varpool_node::get_create): Same.
27225 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
27226 offload_funcs with force_output.
27228 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27231 * lra-eliminations.c (move_plus_up): Don't change anything if either
27232 the outer or inner subreg mode is not MODE_INT.
27233 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27234 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27236 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27238 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27239 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27240 reduc_uplus_@var{m}): Remove.
27241 * expr.c (expand_expr_real_2): Remove expansion path for
27242 reduc_[us](min|max|plus) optabs.
27243 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27244 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27245 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27246 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27247 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27248 reduc_[us](min|max|plus) optabs.
27250 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27252 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27253 (reduc_plus_scal_v2sf): New.
27254 (reduc_smax_v2sf): Rename to...
27255 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27256 (reduc_smin_v2sf): Rename to...
27257 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27259 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27261 * alias.c (compare_base_symbol_refs): New function.
27262 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27265 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27267 PR middle-end/68146
27268 PR tree-optimization/69155
27269 * tree-complex.c: Include cfganal.h.
27270 (phis_to_revisit): New variable.
27271 (extract_component): Add phiarg_p argument. Assert that returned
27272 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27273 (update_phi_components): Partly rewrite to use loop over real/imag
27274 components instead of code duplication. If extract_component returns
27275 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27276 create_tmp_reg into the PHI node instead, and mention the phi triplet
27277 in phis_to_revisit.
27278 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27279 in phis_to_revisit at the end.
27281 2016-01-14 Richard Biener <rguenther@suse.de>
27283 PR tree-optimization/68060
27284 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27285 outer loop reduction is only used in the inner loop before
27286 detecting a double reduction.
27288 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27291 * combine.c (expand_field_assignment): Punt if compute_mode is
27292 unsupported scalar mode.
27294 2016-01-14 Richard Biener <rguenther@suse.de>
27296 PR tree-optimization/66856
27297 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
27298 SLP node only if it built successfully.
27299 (vect_analyze_slp_instance): Adjust.
27301 2016-01-14 Jeff Law <law@redhat.com>
27303 PR tree-optimization/69270
27304 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
27305 (record_edge_info): Use it. Convert boolean_{true,false}_node
27306 to the type of op0.
27308 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
27311 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
27312 use block_ultimate_origin
27313 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
27315 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27317 * doc/invoke.texi (Submodel Options): Rename section to
27318 "Machine-Dependent Options" to better reflect its content.
27319 Rewrite introductory text to remove archaic CPU names.
27322 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
27324 * doc/invoke.texi (Code Gen Options): Move section up in file,
27325 before target-specific options. Update menu and option summary
27326 to reflect the new section ordering.
27328 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27330 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
27331 (C++ Dialect Options): Add cross-reference to -std option.
27332 * doc/standards.texi (C++ Language): Document C++14 support.
27334 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
27336 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
27337 for pack/unpack functions for __ibm128.
27338 (PACK_IF): Likewise.
27339 (UNPACK_IF): Likewise.
27341 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
27342 support for __ibm128 pack/unpack functions.
27343 (rs6000_invalid_builtin): Likewise.
27344 (rs6000_init_builtins): Likewise.
27345 (rs6000_opt_masks): Likewise.
27347 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
27348 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
27350 (RS6000_BTM_COMMON): Likewise.
27352 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
27353 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
27354 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
27355 128-bit floating point. Add support for the double values to be
27356 in Altivec registers for TF/IF packing and unpacking, but restrict
27357 TD packing sub-fields to be FPR registers. Don't allow overlapped
27358 register support for packing. Allow pack inputs to be memory
27359 locations. Don't build generator functions for unpack<mode>_dm
27360 and unpack<mode>_nodm.
27361 (unpack<mode>_dm): Likewise.
27362 (unpack<mode>_nodm): Likewise.
27363 (pack<mode>): Likewise.
27365 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
27366 built-in functions to pack/unpack explicit __ibm128 values.
27367 (__builtin_unpack_ibm128): Likewise.
27369 * doc/extend.texi (PowerPC Built-in Functions): Document
27370 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
27372 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
27375 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
27376 Add new arg loc and pass it down as context.
27377 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
27378 to the location to use for the warning.
27379 (check_function_arguments): New arg loc. All callers changed. Pass
27380 it to check_function_nonnull.
27381 * c-common.h (check_function_arguments): Adjust declaration.
27383 2016-01-13 Jakub Jelinek <jakub@redhat.com>
27385 PR tree-optimization/69156
27386 * gimple.c (validate_type): Removed.
27387 (gimple_builtin_call_types_compatible_p): Use
27388 useless_type_conversion_p instead of validate_type.
27389 * value-prof.c (gimple_stringop_fixed_value): Fold
27390 icall_size to correct type.
27392 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
27394 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
27397 2016-01-13 Richard Henderson <rth@redhat.com>
27400 * target.def (builtin_tm_load, builtin_tm_store): Remove.
27401 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
27402 (ix86_builtin_tm_store): Remove.
27403 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27404 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27405 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
27406 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
27407 * doc/tm.texi: Rebuild.
27409 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
27410 (BUILT_IN_TM_MEMCPY_RTWN): New.
27411 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
27412 fallback from vector to integer helpers.
27413 (build_tm_load): Handle vector types directly, instead of
27415 (build_tm_store): Likewise.
27416 (expand_assign_tm): Prepare for register types not handled by
27417 the above. Copy them to memory and use memcpy.
27418 * tree.c (tm_define_builtin): New.
27419 (find_tm_vector_type): New.
27420 (build_tm_vector_builtins): New.
27421 (build_common_builtin_nodes): Call it.
27423 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
27425 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
27426 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
27428 2016-01-13 Tom de Vries <tom@codesourcery.com>
27430 PR tree-optimization/69169
27431 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
27432 handled_struct_type param.
27433 (create_variable_info_for, intra_create_variable_infos): Call
27434 create_variable_info_for_1 with extra arg.
27436 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
27438 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
27439 and "armv8.1-a+crc" entries.
27441 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
27444 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
27445 Change first operand predicate from register_or_constm1_operand
27446 to register_operand.
27447 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
27448 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
27449 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
27450 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
27451 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
27452 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
27453 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
27454 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
27455 comparison with constm1_rtx from vec_prefetch_gen part.
27457 2016-01-13 Richard Biener <rguenther@suse.de>
27459 PR tree-optimization/69013
27460 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
27461 Exchange assert for a test.
27463 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27466 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
27468 2016-01-13 Richard Biener <rguenther@suse.de>
27470 PR tree-optimization/69242
27471 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
27472 assert with a check.
27474 2016-01-13 Richard Biener <rguenther@suse.de>
27476 PR tree-optimization/69186
27477 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
27478 Properly guard vect_update_misalignment_for_peel call.
27480 2016-01-12 Jeff Law <law@redhat.com>
27482 PR tree-optimization/pr67755
27483 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
27484 "need_profile_correction".
27485 (thread_block_1): Initialize new field to false by default. If we
27486 have multiple thread paths through a common joiner to different
27487 final targets, then set new field to true.
27488 (compute_path_counts): Only do count adjustment when it's really
27491 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27493 * doc/invoke.texi (Spec Files): Move section down in file, past
27494 all command-line option descriptions.
27496 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27498 PR middle-end/54809
27499 * doc/gty.texi: Remove documentation of mark_hook.
27500 * gengtype.c (struct write_types_data): Remove code to support
27501 mark_hook attribute.
27502 (walk_type): Likewise.
27503 (write_func_for_structure): Likewise.
27505 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27507 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
27508 Directory Options, and -specs= to Overall Options.
27509 (Overall Options): Adjust similarly. Reorder to group related
27510 options together. Make -specs= cross-reference the spec file details.
27511 (Directory Options): Adjust similarly.
27513 2016-01-12 Jeff Law <law@redhat.com>
27515 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
27517 2016-01-12 Olivier Hainque <hainque@adacore.com>
27519 * gcc.c (spec_undefvar_allowed): New global.
27520 (process_command): Set to true when running for --version or --help,
27522 (getenv_spec_function): When the variable is not defined, use the
27523 variable name as the variable value if we're allowed not to issue
27526 2016-01-12 Bin Cheng <bin.cheng@arm.com>
27528 PR tree-optimization/68911
27529 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
27530 information computed for expression "init + nit * step".
27532 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27534 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
27535 about name of GCC executable. Remove deleted node from menu.
27536 (Directory Options) <-B>: Remove cross-reference to deleted node.
27537 (Target Options): Delete section.
27539 2016-01-12 Christian Bruel <christian.bruel@st.com>
27542 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
27543 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
27545 2016-01-12 Jakub Jelinek <jakub@redhat.com>
27548 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
27549 aligned_mem is properly set for AVX512-VL floating point masked
27553 * ifcvt.c (cond_exec_process_if_block): When removing the last
27554 insn from then_bb, remove also any possible barriers that follow it.
27556 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
27560 * config/i386/iamcu.h (SIZE_TYPE): New macro.
27561 (PTRDIFF_TYPE): Likewise.
27562 (WCHAR_TYPE): Likewise.
27563 (WCHAR_TYPE_SIZE): Likewise.
27564 (STDINT_LONG32): Likewise.
27566 2016-01-12 Richard Biener <rguenther@suse.de>
27568 PR tree-optimization/69053
27569 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
27570 convert initial value for cond reductions.
27572 2016-01-12 Richard Biener <rguenther@suse.de>
27574 PR tree-optimization/69007
27575 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
27576 widen_sum after dot_prod and sad.
27578 2016-01-12 Richard Biener <rguenther@suse.de>
27580 PR tree-optimization/69168
27581 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
27582 pattern stmt SLP type.
27583 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
27584 end up unused so cope with that case.
27586 2016-01-12 Richard Biener <rguenther@suse.de>
27588 PR tree-optimization/69157
27589 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
27590 stmts def type only during analyze phase.
27591 (vectorizable_call): Likewise.
27592 (vectorizable_simd_clone_call): Likewise.
27593 (vectorizable_conversion): Likewise.
27594 (vectorizable_assignment): Likewise.
27595 (vectorizable_shift): Likewise.
27596 (vectorizable_operation): Likewise.
27597 (vectorizable_store): Likewise.
27598 (vectorizable_load): Likewise.
27600 2016-01-12 Richard Biener <rguenther@suse.de>
27602 PR tree-optimization/69174
27603 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
27605 (vectorizable_load): Properly compute the number of loads needed
27606 for permuted strided SLP loads and do not spuriously assign
27607 to SLP_TREE_VEC_STMTS.
27609 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
27611 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
27612 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
27613 (MD_EXEC_PREFIX): Remove.
27614 (MD_STARTFILE_PREFIX) Removee.
27615 (FILE_NAME_ABSOLUTE_P): Remove.
27616 (CPP_SPEC): Do not read macros from sys/version.h.
27617 (LINK_COMMAND_SPEC): Remove.
27618 (LOCAL_INCLUDE_DIR): Remove.
27619 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27620 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27621 (POST_LINK_SPEC): Define to invoke stubify after linker
27622 (LIBSTDCXX): Remove define
27623 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27624 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27625 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27626 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27627 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27628 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27629 (i386_djgpp_asm_named_section): Add propotype of new procedure
27631 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27632 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27633 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27634 in config/i386/djgpp.h).
27635 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27636 STANDARD_STARTFILE_PREFIX_1.
27637 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27638 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27639 installation errors.
27640 (MAX_OFILE_ALIGNMENT): Define to 128.
27641 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27643 * config/i386/djgpp.c: New file. Add implementation of
27644 i386_djgpp_asm_named_section.
27646 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27648 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27649 Add rule for building djgpp.o.
27651 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27653 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27654 (rtx_is_swappable_p): Reductions are swappable.
27655 (insn_is_swappable_p): V2DF reductions are swappable.
27657 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27659 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27660 reloads for other unsupported memory operands.
27662 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27663 Jim Wilson <jim.wilson@linaro.org>
27666 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27667 copy_to_mode_reg instead of force_reg.
27669 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27672 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27673 TARGET_80387 is true.
27675 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27678 * lra-eliminations.c (move_plus_up): Only move plus up
27679 if subreg of the constant can be simplified into constant
27680 and use the simplified subreg of the constant instead of
27681 the original constant.
27683 * fold-const.c (fold_convertible_p): Don't return true
27684 for conversion of VECTOR_TYPE to same sized integral type.
27685 (fold_convert_loc): Fix up formatting. Fold conversion of
27686 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27687 instead of NOP_EXPR.
27689 PR tree-optimization/69214
27690 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27691 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27694 PR tree-optimization/69207
27695 * tree-vect-slp.c (vect_get_constant_vectors): For
27696 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27697 fold_convertible_p to vector_type's element type, and always
27698 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27700 2016-01-11 Richard Biener <rguenther@suse.de>
27702 PR tree-optimization/69173
27703 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27704 fixup the cycle if all stmts are in a pattern.
27706 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27708 PR middle-end/68999
27709 * alias.c (base_alias_check): Move check for addresses with
27710 alignment ANDs before the call for compare_base_decls.
27711 (memrefs_conflict_p): Return -1 for different decls
27712 that went through alignment adjustments.
27714 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27716 PR rtl-optimization/68796
27717 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27718 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27719 and QImode comparisons against zero with CC_NZmode.
27720 * config/aarch64/iterators.md (short_mask): New mode_attr.
27722 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27724 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27725 (<avx512>_store<mode>_mask): Likewise.
27727 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27728 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27730 PR rtl-optimization/68841
27731 * ifcvt.c (struct noce_if_info): Add orig_x field.
27732 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27733 Don't record conflicts on to_rename if it's present.
27734 Allow memory destinations in sets.
27735 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27736 blocks, passing orig_x to the checks.
27737 (noce_process_if_block): Set if_info->orig_x appropriately.
27739 2016-01-11 Tom de Vries <tom@codesourcery.com>
27741 PR tree-optimization/69069
27742 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27744 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27746 PR rtl-optimization/68920
27747 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27748 of conditional moves for RTL if-conversion to 1 for
27749 TARGET_ONE_IF_CONV_INSN.
27750 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27751 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27752 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27753 parameter to restirct number of conditional moves for
27755 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27756 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27759 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27762 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27763 onepart vars. Fix typo in comment. Fix reversed condition in
27765 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27768 * var-tracking.c (dump_onepart_variable_differences): New.
27769 (dataflow_set_different): If a detailed dump is requested,
27770 delay early returns and dump differences between onepart
27771 variables present before and after, and added variables.
27773 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27776 * expr.c (expand_expr_real_1): For boolean vector constants
27777 with a scalar mode use const_scalar_mask_from_tree.
27778 (const_scalar_mask_from_tree): New.
27779 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27780 assigned to a mask type to handle constants.
27782 2016-01-11 Martin Jambor <mjambor@suse.cz>
27785 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27786 useless parameters if we cannot change function signature.
27788 2016-01-11 Martin Jambor <mjambor@suse.cz>
27791 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27794 2016-01-11 Tom de Vries <tom@codesourcery.com>
27796 PR tree-optimization/69109
27797 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27800 2016-01-11 Tom de Vries <tom@codesourcery.com>
27802 PR tree-optimization/69108
27803 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27804 res is not used in a phi.
27806 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27809 * common.opt (frandom-seed): Fix parameter name.
27810 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27812 2016-01-11 Tom de Vries <tom@codesourcery.com>
27814 PR tree-optimization/69058
27815 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27818 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27820 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27821 (mcode-density): Likewise.
27823 2016-01-10 Tom de Vries <tom@codesourcery.com>
27825 PR tree-optimization/69062
27826 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27827 (parallelize_loops): Don't paralelize loop that has phi with address
27830 2016-01-10 Tom de Vries <tom@codesourcery.com>
27832 PR tree-optimization/69039
27833 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27836 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27838 PR middle-end/68743
27839 * match.pd: Require target has function_c99_misc before doing
27840 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27842 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27844 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27846 * configure: Regenerate.
27848 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27850 PR middle-end/50865
27851 PR tree-optimization/69097
27852 * fold-const.h (expr_not_equal_to): New prototype.
27853 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27854 (expr_not_equal_to): New function.
27855 * match.pd (X % -Y is the same as X % Y): Don't optimize
27856 unless X is known not to be equal to minimum or Y is known
27857 not to be equal to -1.
27858 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27859 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27860 (simplify_stmt_using_ranges): Adjust caller.
27861 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27862 substitute_and_fold.
27864 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27866 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27869 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27871 PR tree-optimization/69167
27872 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27873 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27875 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27877 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27878 Richard Biener <rguenther@suse.de>
27880 PR tree-optimization/68707
27881 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27882 instances that can be handled via vect_load_lanes.
27884 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27886 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27887 if we can't determine address equivalence.
27888 * alias.c (compare_base_decl): Update for changed return value of
27889 symtab_node::equal_address_to.
27891 2016-01-08 Jason Merrill <jason@redhat.com>
27895 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27896 * expr.c (store_field): Not here.
27897 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27898 call with TREE_ADDRESSABLE type.
27899 * tree-cfg.c (verify_gimple_call): Adjust.
27901 2016-01-08 Olivier Hainque <hainque@adacore.com>
27903 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27906 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27908 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27909 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27910 (reduc_smin_v2sf): Rename to...
27911 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27912 (reduc_splus_v2sf): Rename to...
27913 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27915 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27917 PR tree-optimization/69162
27918 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27919 valist argument in another argument.
27920 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27921 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27922 to determine the va_list type, build a MEM_REF instead of
27923 build_fold_indirect_ref.
27925 PR tree-optimization/69172
27926 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27929 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27931 PR tree-optimization/67781
27932 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27933 and cmpnop in two steps: first the ones not accessed in original
27934 gimple expression in a endian independent way and then the ones not
27935 accessed in the final result in an endian-specific way.
27937 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27939 PR tree-optimization/69083
27940 * tree-vect-slp.c (vect_get_constant_vectors): For
27941 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27942 element type. If op is fold_convertible_p to vector_type's element
27943 type, use NOP_EXPR instead of VCE.
27945 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27947 PR rtl-optimization/67778
27948 PR rtl-optimization/68634
27949 PR rtl-optimization/68909
27950 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27951 block from the stack until done with it. Remove a superfluous
27952 bitmap set. Remove a superfluous bitmap test.
27954 2016-01-07 Martin Sebor <msebor@redhat.com>
27957 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27958 constraint on the type of arguments.
27960 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27962 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27963 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27964 unaligned_access on the gcc_options set.
27965 * config/arm/arm.c (arm_option_override_internal): Use
27966 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27968 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27971 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27972 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27974 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27977 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27980 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27981 depending on frame_pointer_needed before remaining integer and SSE
27982 registers are saved.
27984 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27987 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27989 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27992 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27993 Use the "xBm" constraint.
27994 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27996 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27997 (sse_cvtsi2ssq<round_name>): Likewise.
27998 (sse_cvtss2si<round_name>): Likewise.
27999 (sse_cvtss2siq<round_name>): Likewise.
28000 (sse2_cvtsi2sdq<round_name>): Likewise.
28001 (sse2_cvtsd2si<round_name>): Likewise.
28002 (sse2_cvtsd2siq<round_name>): Likewise.
28003 * config/i386/subst.md (round_nimm_scalar_predicate): New
28006 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
28008 PR middle-end/67639
28009 * varasm.c (make_decl_rtl): Mark invalid register vars as
28012 PR rtl-optimization/66206
28013 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
28014 All callers changed.
28016 2016-01-07 Jakub Jelinek <jakub@redhat.com>
28018 PR tree-optimization/69141
28019 * tree-ssa-pre.c: Include langhooks.h.
28020 (eliminate_dom_walker::before_dom_children): Use
28021 lang_hooks.decl_printable_name instead of
28022 cgraph_node::get ()->name ().
28024 PR middle-end/68960
28025 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
28026 it and DECL_ALIGN too.
28028 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
28030 * config/mips/mips-ftypes.def: Sort to lexicographical order.
28032 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28035 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28036 depending on frame_pointer_needed before remaining integer and SSE
28037 registers are saved.
28039 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28041 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
28042 mode iterator with VSX_M2.
28043 (*p9_vecstore_<mode>): Likewise.
28044 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
28045 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
28046 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
28047 (define_split for VSX_LE128 stores): Likewise.
28048 (define_peephole2 for TImode LE swaps): Likewise.
28049 (define_split for VSX_LE128 post-reload stores): Likewise.
28051 2016-01-06 Marek Polacek <polacek@redhat.com>
28054 * convert.c (convert_to_integer_1): Adjust call to
28055 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
28056 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
28057 EXPR instead of ARG.
28058 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
28060 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28063 * doc/extend.texi (RL78 Variable Attributes): New section.
28065 2016-01-05 Marek Polacek <polacek@redhat.com>
28068 * builtins.c (get_memmodel): Use expansion point location rather than
28069 the input location. Call warning_at rather than warning.
28070 (expand_builtin_atomic_compare_exchange): Likewise.
28071 (expand_builtin_atomic_load): Likewise.
28072 (expand_builtin_atomic_store): Likewise.
28073 (expand_builtin_atomic_clear): Likewise.
28075 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28078 * config/i386/i386.c (ix86_expand_vector_logical_operator):
28079 Replace nonimmediate_operand with vector_operand.
28080 * config/i386/predicates.md (vector_operand): New predicate.
28081 (general_vector_operand): Replace nonimmediate_operand with
28083 * config/i386/sse.md: Replace nonimmediate_operand with
28084 vector_operand and m constraint with Bm constraint on SSE
28085 patterns with 16-byte memory operand.
28086 * config/i386/subst.md (round_nimm_predicate): Replace
28087 nonimmediate_operand with vector_operand.
28088 (round_saeonly_nimm_predicate): Likewise.
28089 (round_saeonly_nimm_scalar_predicate): New.
28091 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28094 * config/i386/constraints.md (Bm): New constraint.
28095 * config/i386/predicates.md (vector_memory_operand): New
28097 * config/i386/sse.md: Replace xm with xBm in plusminus and
28098 any_logic patterns.
28100 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28103 * doc/extend.texi (V850 Function Attributes): New section.
28104 (V850 Variable Attributes): New section.
28106 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28109 * doc/extend.texi (MicroBlaze Function Attributes): Document
28110 interrupt_handler and fast_interrupt attributes.
28112 2016-01-05 Sergei Trofimovich <siarheit@google.com>
28115 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
28116 for local symbolic operands.
28117 * config/ia64/predicates.md (local_symbolic_operand64): New
28120 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28122 PR rtl-optimization/68651
28123 * combine.c (combine_simplify_rtx): Canonicalize x + x into
28126 2016-01-05 Nathan Sidwell <nathan@acm.org>
28128 * alias.c (compare_base_decls): Use symtab_node::get.
28130 2016-01-05 Nick Clifton <nickc@redhat.com>
28133 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28134 secondary_reload_info structure.
28137 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28138 decls if weak support is available.
28140 2016-01-04 Martin Sebor <msebor@redhat.com>
28142 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28144 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28146 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28147 OPTION_MASK_P9_DFORM.
28149 * config/rs6000/constraints.md (wo constraint): New constraint for
28152 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28154 (rs6000_init_hard_regno_mode_ok): Likewise.
28156 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28159 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28160 expanders not to have constraints. Add support for ISA 3.0 xxperm
28161 instruction. Add support for fusing xxlor with xxperm.
28162 (altivec_vperm_<mode>_internal): Likewise.
28163 (altivec_vperm_v8hiv16qi): Likewise.
28164 (altivec_vperm_<mode>v16q): Likewise.
28165 (altivec_vperm_<mode>_uns): Likewise.
28166 (vperm_v8hiv4si): Likewise.
28167 (vperm_v16qiv8hi): Likewise.
28169 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28171 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28173 Update copyright years.
28175 * gcc.c (process_command): Update copyright notice dates.
28176 * gcov-dump.c (print_version): Ditto.
28177 * gcov.c (print_version): Ditto.
28178 * gcov-tool.c (print_version): Ditto.
28179 * gengtype.c (create_file): Ditto.
28180 * doc/cpp.texi: Bump @copying's copyright year.
28181 * doc/cppinternals.texi: Ditto.
28182 * doc/gcc.texi: Ditto.
28183 * doc/gccint.texi: Ditto.
28184 * doc/gcov.texi: Ditto.
28185 * doc/install.texi: Ditto.
28186 * doc/invoke.texi: Ditto.
28188 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28190 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28191 modes larger than TImode as TImode if NEON is not enabled.
28193 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28196 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28197 mode for %f0-%f31 only if TARGET_FPU.
28199 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28202 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28203 to compute the PACKED_P predicate.
28204 (function_arg_record_value): Minor tweaks.
28206 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28208 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28209 option for arm*-*-* targets.
28211 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
28213 * doc/extend.texi (Common Function Attributes): Move docs for
28214 MSP430-specific attributes to....
28215 (MSP430 Function Attributes): ...here. Delete the redundant
28216 entries and copy-edit the remaining text.
28217 (MSP430 Variable Attributes): Use uniform format for index
28218 entries and add a cross-reference to the corresponding function
28221 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
28223 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
28225 (x86 Options): Likewise.
28227 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28231 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28232 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28233 to corresponding attribute.
28235 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28237 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28238 to correct alphabetization of table. Copy-edit and correct
28240 <stack_protect>: Likewise.
28241 <target_clones>: Likewise.
28243 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28244 Correct punctuation.
28245 (Code Gen Options) <-fno-plt>: Copy-edit.
28247 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28250 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28251 SI values. Explicitly convert SI to DI and vice-versa.
28253 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28255 PR tree-optimization/69070
28256 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28257 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28260 * ubsan.c (ubsan_instrument_float_cast): Call
28261 initialize_sanitizer_builtins.
28264 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28266 Copyright (C) 2016 Free Software Foundation, Inc.
28268 Copying and distribution of this file, with or without modification,
28269 are permitted in any medium without royalty provided the copyright
28270 notice and this notice are preserved.