1 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
3 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
4 pa_output_arg_descriptor.
5 (call_val_symref_64bit_post_reload): Likewise.
6 (call_val_powf_64bit_post_reload): Likewise.
7 (sibcall_internal_symref_64bit): Likewise.
8 (sibcall_value_internal_symref_64bit): Likewise.
10 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
14 a constant, force its SUBREG_REG into memory or register instead
17 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
21 * doc/invoke.texi (AVR Options): Document it.
23 2016-06-28 Walter Lee <walt@tilera.com>
25 * config/tilegx/linux.h: Do not include arch/icache.h
26 (CLEAR_INSN_CACHE): Provide inlined definition directly.
27 * config/tilepro/linux.h: Do not include arch/icache.h
28 (CLEAR_INSN_CACHE): Provide inlined definition directly.
30 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
32 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
33 for big-endian BIT_FIELD_REF.
35 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
37 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
38 ('size' attribute): Add '128'.
40 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
41 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
42 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
43 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
44 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
45 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
46 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
47 *trunc<mode>df2_odd): Set size attribute to '128'.
48 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
49 * config/rs6000/power6.md (power6-fp): Include dfp type.
50 * config/rs6000/power7.md (power7-fp): Likewise.
51 * config/rs6000/power8.md (power8-fp): Likewise.
52 * config/rs6000/power9.md: New file.
53 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
54 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
55 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
57 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
58 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
59 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
60 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
61 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
62 dfp_dscri_<mode>): Change type attribute to dfp.
63 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
64 attribute to vecsimple.
65 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
67 (rs6000_option_override_internal): Remove temporary code setting
68 tuning to power8. Don't set rs6000_sched_groups for power9.
69 (last_scheduled_insn): Change to rtx_insn *.
70 (divide_cnt, vec_load_pendulum): New variables.
71 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
72 (rs6000_issue_rate): Set issue rate for Power9.
73 (is_power9_pairable_vec_type): New.
74 (power9_sched_reorder2): New.
75 (rs6000_sched_reorder2): Call new function for Power9 specific
77 (insn_must_be_first_in_group): Remove Power9.
78 (insn_must_be_last_in_group): Likewise.
79 (force_new_group): Likewise.
80 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
81 Initialize divide_cnt/vec_load_pendulum.
82 (_rs6000_sched_context, rs6000_init_sched_context,
83 rs6000_set_sched_context): Handle context save/restore of new
86 2016-06-28 Richard Biener <rguenther@suse.de>
88 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
89 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
90 COMPONENT_REF operand.
91 (nonoverlapping_component_refs_p): Likewise.
92 * stor-layout.c (start_bitfield_representative): Mark
93 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
95 2016-06-28 Jakub Jelinek <jakub@redhat.com>
97 * Makefile.in: Don't cat ../stage_current if it does not exist.
99 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
100 last argument is a bit-field.
102 PR rtl-optimization/71673
103 * internal-fn.c (expand_arith_overflow_result_store): Use
104 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
108 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
109 expand_ifn_atomic_compare_exchange): New functions.
110 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
111 * tree.h (build_call_expr_internal_loc): Rename to ...
112 (build_call_expr_internal_loc_array): ... this. Fix up type of
114 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
115 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
116 ATOMIC_COMPARE_EXCHANGE result.
117 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
118 * gimple-fold.h (optimize_atomic_compare_exchange_p,
119 fold_builtin_atomic_compare_exchange): New prototypes.
120 * gimple-fold.c (optimize_atomic_compare_exchange_p,
121 fold_builtin_atomic_compare_exchange): New functions..
122 * tree-ssa.c (execute_update_addresses_taken): If
123 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
124 of call when finding addressable vars, and if such var becomes
125 non-addressable, call fold_builtin_atomic_compare_exchange.
127 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
130 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
131 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
133 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
135 * config/rs6000/rs6000.md ('type' attribute): Add
136 veclogical,veccmpfx,vecexts,vecmove insn types.
137 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
138 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
139 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
140 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
141 *nabs<mode>2_hw): Change type to vecmove.
142 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
143 *boolcc<mode>3_internal, *eqv<mode>3_internal,
144 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
145 *ieee_128bit_vsx_abs<mode>2_internal,
146 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
147 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
148 *ieee128_mtvsrd_32bit): Change type to veclogical.
149 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
150 *movdi_internal32, *movdi_internal64): Update insn types.
151 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
152 vsx_extract_<mode>): Change type to veclogical.
153 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
154 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
155 *vsx_sign_extend_si_v2di): Change type to vecexts.
156 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
158 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
159 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
160 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
161 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
162 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
163 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
164 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
165 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
166 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
167 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
168 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
169 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
170 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
171 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
172 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
173 (ppc7450-vecsimple): Add veclogical, vecmove.
174 (ppc7450-veccmp): Add veccmpfx.
175 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
177 (ppc8540_vector_compare): Add veccmpfx.
178 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
179 * config/rs6000/cell.md (cell-fp): Add fpsimple.
180 (cell-vecsimple): Add veclogical, vecmove.
181 (cell-veccmp): Add veccmpfx.
182 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
183 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
185 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
186 * config/rs6000/power4.md (power4-fp): Add fpsimple.
187 (power4-vecsimple): Add veclogical, vecmove.
188 (power4-veccmp): Add veccmpfx.
189 * config/rs6000/power5.md (power5-fp): Add fpsimple.
190 * config/rs6000/power6.md (power6-fp): Add fpsimple.
191 (power6-vecsimple): Add veclogical, vecmove.
192 (power6-veccmp): Add veccmpfx.
193 * config/rs6000/power7.md (power7-fp): Add fpsimple.
194 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
195 * config/rs6000/power8.md (power8-fp): Add fpsimple.
196 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
197 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
198 * config/rs6000/titan.md (titan_fp): Add fpsimple.
199 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
201 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
203 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
206 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
207 OPTION_MASK_P9_DFORM_VECTOR.
208 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
209 disable -mpower9-dform-vector when using reload.
210 (quad_address_p): Remove 'gpr_p' argument and all associated code.
211 New 'strict' argument. Update all callers. Add strict addressing
213 (rs6000_legitimate_offset_address_p): Remove call to
214 virtual_stack_registers_memory_p.
215 (rs6000_legitimize_reload_address): Add quad address support.
216 (rs6000_legitimate_address_p): Move call to quad_address_p above
217 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
218 to account for new strict usage.
219 (rs6000_output_move_128bit): Adjust quad_address_p args to account
220 for new strict usage.
221 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
223 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.c (ix86_spill_class): Disable condition to
231 always return NO_REGS.
233 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
235 * predict.c: Include gimple-pretty-print.h
236 (predicted_by_loop_heuristics_p): Check also
237 PRED_LOOP_EXIT_WITH_RECURSION
238 (predict_loops): Find self recursive calls and use special purpose
239 predictors for them; dump log about decisions.
240 (pass_profile::execute): Dump info about #of iterations.
241 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
242 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
244 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
246 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
247 output_asm_insn calls and shorten long lines. Output .CALL
248 argument descriptor using pa_output_arg_descriptor. Add various
249 inline $$dyncall and other optimizations.
250 (pa_attr_length_indirect_call): Adjust ordering and lengths.
252 2016-06-25 Jakub Jelinek <jakub@redhat.com>
254 PR tree-optimization/71643
255 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
258 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
259 leak a bitmap if dep_bb is NULL.
261 PR tree-optimization/71631
262 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
263 to rewrite_expr_tree even if negate_result, move new_lhs var
264 declaration and initialization earlier, for powi_result set afterwards
265 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
266 if new_lhs != lhs, and don't shadow gsi var.
268 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
270 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
271 Add in_loop parameter.
272 (predict_loops): Add loop guard heuristics.
273 * predict.def (PRED_LOOP_GUARD): New heuristics.
275 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
277 * predict.c: Include ipa-utils.h
278 (tree_bb_level_prediction): Predict recursive calls.
279 (tree_estimate_probability_bb): Skip inexpensive calls for call
281 * predict.def (PRED_RECURSIVE_CALL): New.
283 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
285 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
286 (BU_FLOAT128_1): Likewise.
288 (COPYSIGNQ): Likewise.
289 (RS6000_BUILTIN_NANQ): Likewise.
290 (RS6000_BUILTIN_NANSQ): Likewise.
291 (RS6000_BUILTIN_INFQ): Likewise.
292 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
293 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
294 (TARGET_FOLD_BUILTIN): New #define.
295 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
296 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
297 (rs6000_fold_builtin): New target hook implementation, handling
298 folding of 128-bit NaNs and infinities.
299 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
300 entries are filled in to avoid problems during bootstrap
301 self-test; define builtins for 128-bit NaNs and infinities.
302 (rs6000_opt_mask): Add entry for float128.
303 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
304 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
305 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
306 (const_str_type_node): New #define.
307 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
308 to a define_expand that dispatches to either copysign<mode>3_soft
309 or copysign<mode>3_hard.
310 (copysign<mode>3_hard): Rename from copysign<mode>3.
311 (copysign<mode>3_soft): New define_insn.
312 * doc/extend.texi: Document new builtins.
314 2016-06-24 Jakub Jelinek <jakub@redhat.com>
316 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
317 PRIu64 instead of lu.
319 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
322 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
325 2016-06-24 Jakub Jelinek <jakub@redhat.com>
327 PR tree-optimization/71647
328 * omp-low.c (lower_rec_input_clauses): Convert
329 omp_clause_aligned_alignment (c) to size_type_node for the
330 last argument of __builtin_assume_aligned.
332 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
334 * configure.ac (calling ___tls_get_addr via GOT): New
335 assembler/linker check.
336 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
337 assembler and linker supports calling ___tls_get_addr via GOT.
338 Otherise, defined to 0.
339 * config.in: Regenerated.
340 * configure: Likewise.
341 * config/i386/constraints.md (Yb): New constraint.
342 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
343 (REG_CLASS_NAMES): Likewise.
344 (REG_CLASS_CONTENTS): Likewise.
345 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
346 the b constraint with the Yb constraint. Call ___tls_get_addr
347 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
349 (*tls_local_dynamic_base_32_gnu): Likewise.
350 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
351 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
352 (*tls_local_dynamic_base_64_<mode>): Likewise.
354 2016-06-24 Martin Liska <mliska@suse.cz>
356 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
357 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
359 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
360 argument to true if the expected number of iterations is
363 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
365 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
366 assemble for 32bit target.
367 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
368 and $ld_ix86_gld_32_opt to link for 32bit target.
369 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
370 * configure: Regenerate.
372 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
374 * config/arm/arm.c (int_log2): Delete definition and prototype.
375 (shift_op): Use exact_log2 instead of int_log2.
376 (vfp3_const_double_for_fract_bits): Likewise.
378 2016-06-24 Jakub Jelinek <jakub@redhat.com>
380 * internal-fn.c (expand_arith_set_overflow): New function.
381 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
383 (expand_arith_overflow_result_store): Likewise. Handle precision
384 smaller than mode precision.
385 * tree-vrp.c (extract_range_basic): For imag part, handle
386 properly signed 1-bit precision result.
387 * doc/extend.texi (__builtin_add_overflow): Document that last
388 argument can't be pointer to enumerated or boolean type.
389 (__builtin_add_overflow_p): Document that last argument can't
390 have enumerated or boolean type.
392 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
393 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
395 * config/rs6000/predicates.md (splat_input_operand): Rework.
396 Don't allow constants, since the insns that use this predicate
397 don't support constants. Constants are handled by other insns
398 that are created via combine. During and after register
399 allocation, only allow indexed or indirect addresses, and not
400 general addresses. Only allow modes supported by the hardware.
401 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
402 comment. Move check for using VSPLTIS<x> to a common location,
403 instead of doing it in two different places.
405 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
407 * config/i386/driver-i386.c (host_detect_local_cpu): Set
408 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
409 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
410 signature_CENTAUR_ebx.
412 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
416 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
417 (as_ix86_gas_32_opt): This.
418 (ld_ix86_tls_ldm_opt): Renamed to ...
419 (ld_ix86_gld_32_opt): This.
420 (R_386_TLS_LDM reloc): Updated.
421 (R_386_GOT32X reloc): New assembler/linker check.
422 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
423 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
425 * config.in: Regenerated.
426 * configure: Likewise.
427 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
428 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
429 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
430 if ix86_force_load_from_GOT_p returns true.
431 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
432 ix86_force_load_from_GOT_p returns true.
433 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
434 the external function address via the GOT slot.
435 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
436 HAVE_AS_IX86_GOT32X before returning false.
437 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
438 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
440 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
442 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
444 2016-06-23 Andi Kleen <ak@linux.intel.com>
446 * Makefile.in: Regenerate.
447 * doc/install.texi: Document autoprofiledbootstrap.
449 2016-06-23 Andi Kleen <ak@linux.intel.com>
451 * config/i386/gcc-auto-profile: New file.
453 2016-06-23 Martin Liska <mliska@suse.cz>
456 * predict.c (predict_loops): Revert the hunk that was removed
459 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
461 * config.gcc: Add support for arm*-*-phoenix* targets.
462 * config/arm/t-phoenix: New.
463 * config/phoenix.h: New.
465 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
466 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
470 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
471 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
472 ix86_force_load_from_GOT_p returns true.
473 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
474 ix86_force_load_from_GOT_p returns true.
475 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
476 ix86_force_load_from_GOT_p returns true.
477 (ix86_expand_move): Load the external function address via the
478 GOT slot if ix86_force_load_from_GOT_p returns true.
479 * config/i386/predicates.md (x86_64_immediate_operand): Return
480 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
481 (x86_64_zext_immediate_operand): Ditto.
483 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
487 2016-06-22 David Malcolm <dmalcolm@redhat.com>
490 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
491 * diagnostic.c (pedwarn_at_rich_loc): New function.
492 * spellcheck.h (best_match::best_match): Add a
493 "best_distance_so_far" optional parameter.
494 (best_match::set_best_so_far): New method.
495 (best_match::get_best_distance): New accessor.
496 (best_match::get_best_candidate_length): New accessor.
498 2016-06-22 Nick Clifton <nickc@redhat.com>
500 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
501 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
502 modes are accepted as well.
503 (ucompare_loc_descriptor): Likewise.
504 (minmax_loc_descriptor): Likewise.
505 (clz_loc_descriptor): Likewise.
506 (popcount_loc_descriptor): Likewise.
507 (bswap_loc_descriptor): Likewise.
508 (rotate_loc_descriptor): Likewise.
509 (mem_loc_descriptor): Likewise.
510 (loc_descriptor): Likewise.
512 2016-06-22 David Malcolm <dmalcolm@redhat.com>
514 * common.opt (fdiagnostics-parseable-fixits): New option.
515 * diagnostic.c: Include "selftest.h".
516 (print_escaped_string): New function.
517 (print_parseable_fixits): New function.
518 (diagnostic_report_diagnostic): Call print_parseable_fixits.
519 (selftest::assert_print_escaped_string): New function.
520 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
521 (selftest::test_print_escaped_string): New function.
522 (selftest::test_print_parseable_fixits_none): New function.
523 (selftest::test_print_parseable_fixits_insert): New function.
524 (selftest::test_print_parseable_fixits_remove): New function.
525 (selftest::test_print_parseable_fixits_replace): New function.
526 (selftest::diagnostic_c_tests): New function.
527 * diagnostic.h (struct diagnostic_context): Add field
528 "parseable_fixits_p".
529 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
530 -fdiagnostics-parseable-fixits.
531 (-fdiagnostics-parseable-fixits): New option.
532 * opts.c (common_handle_option): Handle
533 -fdiagnostics-parseable-fixits.
534 * selftest-run-tests.c (selftest::run_tests): Call
535 selftest::diagnostic_c_tests.
536 * selftest.h (selftest::diagnostic_c_tests): New prototype.
538 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
540 PR tree-optimization/71488
541 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
542 comparison of boolean vectors.
543 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
544 of boolean vectors using bitwise operations.
546 2016-06-22 Andreas Schwab <schwab@suse.de>
548 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
551 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
553 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
555 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
557 * config/i386/i386.c (print_reg): Emit an error message on attempt to
560 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
562 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
563 * config/arm/arm-cores.def (cortex-a73): New entry.
564 (cortex-a73.cortex-a35): Likewise.
565 (cortex-a73.cortex-a53): Likewise.
566 * config/arm/arm-tables.opt: Regenerate.
567 * config/arm/arm-tune.md: Likewise.
568 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
569 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
570 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
571 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
572 * doc/invoke.texi (ARM Options): Document cortex-a73,
573 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
575 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
577 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
578 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
579 (cortex-a73.cortex-a35): Likewise.
580 (cortex-a73.cortex-a53): Likewise.
581 * config/aarch64/aarch64-tune.md: Regenerate.
582 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
583 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
586 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
588 * configure.ac (gcc_cv_as_compress_debug): Remove
589 --compress-debug-sections as extra as switch.
590 Handle gas --compress-debug-sections=type.
591 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
592 Handle gld --compress-debug-sections=type.
593 * configure: Regenerate.
595 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
597 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
599 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
601 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
602 (do_rewrite): likewise.
604 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
606 * common/config/mep/mep-common.c: Remove.
607 * config.gcc: Remove mep-* support.
608 * config/mep/constraints.md: Remove.
609 * config/mep/default.h: Remove.
610 * config/mep/intrinsics.h: Remove.
611 * config/mep/intrinsics.md: Remove.
612 * config/mep/ivc2-template.h: Remove.
613 * config/mep/mep-c5.cpu: Remove.
614 * config/mep/mep-core.cpu: Remove.
615 * config/mep/mep-default.cpu: Remove.
616 * config/mep/mep-ext-cop.cpu: Remove.
617 * config/mep/mep-intrin.h: Remove.
618 * config/mep/mep-ivc2.cpu: Remove.
619 * config/mep/mep-pragma.c: Remove.
620 * config/mep/mep-protos.h: Remove.
621 * config/mep/mep.c: Remove.
622 * config/mep/mep.cpu: Remove.
623 * config/mep/mep.h: Remove.
624 * config/mep/mep.md: Remove.
625 * config/mep/mep.opt: Remove.
626 * config/mep/predicates.md: Remove.
627 * config/mep/t-mep: Remove.
628 * doc/install.texi: Remove mep-* documentation.
629 * doc/md.texi: Likewise.
631 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
633 * config.gcc: Remove support for avr-rtems.
634 * config/avr/gen-avr-mmcu-specs.c: Likewise.
635 * config/avr/rtems.h: Remove.
636 * config/avr/t-rtems: Remove.
638 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
640 * config.gcc: Remove m32r-rtems support.
641 * config/m32r/rtems.h: Remove.
643 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
645 * config.gcc: Remove h8300-rtems support.
646 * config/h8300/rtems.h: Remove.
647 * config/h8300/t-rtems: Remove.
649 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
651 * config.gcc: Remove support for knetbsd.
652 * configure.ac: Likewise.
653 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
654 * config/knetbsd-gnu.h: Remove.
655 * configure: Regenerate.
657 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
659 * config.gcc: Remove support for openbsd 2 and 3.
660 * config/openbsd-oldgas.h: Remove.
662 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
664 * config.gcc: Remove interix support.
665 * config/i386/i386-interix.h: Remove.
666 * config/i386/interix.opt: Remove.
667 * config/i386/t-interix: Remove.
668 * configure: Regenerate.
669 * configure.ac: Remove interix support.
670 * doc/install.texi: Remove interix documentation.
672 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
674 * config/rs6000/rs6000.h: Add conditional preprocessing directives
675 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
678 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
680 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
681 they are both PLACEHOLDER_EXPRs.
683 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
685 * stor-layout.c (layout_type): Move setting complex MODE to
686 layout_type, instead of setting it ahead of time by the caller.
687 * tree.c (build_complex_type): Likewise.
689 2016-06-21 Martin Liska <mliska@suse.cz>
691 * predict.c (force_edge_cold): Replace imposisble with
694 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
696 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
697 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
699 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
701 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
703 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
704 Ilya Enkovich <ilya.enkovich@intel.com>
707 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
708 New member function to convert V1TImode register to SUBREG
709 TImode in debug insn.
710 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
711 after changing register mode to V1TImode.
713 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
715 * config/aarch64/aarch64-cores.def (vulcan): New core.
716 * config/aarch64/aarch64-tune.md: Regenerate.
717 * doc/invoke.texi: Document vulcan as an available option.
719 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
721 * cse.c (canon_asm_operands): New function extracted from...
722 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
723 either standalone or member of a PARALLEL.
725 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
728 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
729 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
730 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
732 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
735 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
736 constant addresses if can_create_pseudo_p.
738 2016-06-21 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/71588
741 * tree-ssa-strlen.c (valid_builtin_call): New function.
742 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
745 2016-06-20 Jakub Jelinek <jakub@redhat.com>
748 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
749 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
750 for conversion of scalar user var to complex type and use the
751 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
754 PR rtl-optimization/71591
755 * toplev.c (toplev::run_self_tests): If no_backend, complain and
758 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
761 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
762 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
763 space for PIC with non-v32 and the common non-PIC "jump".
765 2016-06-20 Jakub Jelinek <jakub@redhat.com>
768 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
769 returned values and add UN*/LTGT/*ORDERED cases with values matching
770 D operand modifier on vcmp for AVX.
772 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
774 * config/aarch64/aarch64.opt
775 (mpc-relative-literal-loads): Rename internal option name.
776 * config/aarch64/aarch64.c
777 (aarch64_nopcrelative_literal_loads): Rename to
778 aarch64_pcrelative_literal_loads.
779 (aarch64_expand_mov_immediate): Likewise.
780 (aarch64_secondary_reload): Likewise.
781 (aarch64_can_use_per_function_literal_pools_p): Likewise.
782 (aarch64_override_options_after_change_1): Rename and simplify logic.
783 (aarch64_classify_symbol): Merge large model checks into switch,
784 remove pc-relative load check.
786 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
788 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
789 costs relative to the cost of a register move.
791 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
793 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
794 (vcvt_n_f64_u64): Likewise.
795 (vcvt_n_s64_f64): Likewise.
796 (vcvt_n_u64_f64): Likewise.
797 (vcvt_f64_s64): Likewise.
798 (vrecpe_f64): Likewise.
799 (vcvt_f64_u64): Likewise.
800 (vrecps_f64): Likewise.
802 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
804 * config/aarch64/aarch64.md
805 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
807 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
809 * config/aarch64/aarch64-builtins.c
810 (aarch64_types_binop_uss_qualifiers): Delete.
811 (TYPES_BINOP_USS): Likewise.
812 (aarch64_types_binop_sus_qualifiers): Likewise.
813 (TYPES_BINOP_SUS): Likewise.
814 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
815 (TYPES_FCVTIMM_SUS): Likewise.
816 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
818 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
819 (fcvtzs): Use SHIFTIMM rather than BINOP.
820 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
822 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
824 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
825 costs relative to the cost of a register move.
827 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
829 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
830 Allow scalar/single vector modes to be tieable.
832 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
834 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
836 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
838 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
840 * tree.h (TYPE_ALIGN): Likewise.
842 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
845 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
847 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
849 * config/avr/avr.c (avr_print_operand): Fix "format not a string
850 literal" build warnings.
851 (avr_print_operand_address): Dito.
853 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
856 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
857 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
859 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
861 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
863 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
866 * reload1.c (reload): Pass 0 to finish_spills when called because
867 update_eliminables_and_spill returns true and remove did_spill.
868 (finish_spills): Adjust comment and document GLOBAL parameter.
870 2016-06-17 DJ Delorie <dj@redhat.com>
873 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
874 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
875 (umulqihi3_virt): Likewise.
876 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
877 (umulqihi3_real): Likewise.
879 2016-06-17 Martin Liska <mliska@suse.cz>
881 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
883 2016-06-17 Martin Liska <mliska@suse.cz>
885 * predict.def: PRED_LOOP_EXIT from 92 to 85.
887 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
889 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
891 (vaddq_f32): Likewise.
892 (vmul_f32): Likewise.
893 (vmulq_f32): Likewise.
894 (vsub_f32): Likewise.
895 (vsubq_f32): Likewise.
897 2016-06-17 Bin Cheng <bin.cheng@arm.com>
899 PR tree-optimization/71347
900 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
901 cost for all uses in group.
903 2016-06-17 Bin Cheng <bin.cheng@arm.com>
905 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
906 insert gimple seq if it's not empty.
908 2016-06-17 Bin Cheng <bin.cheng@arm.com>
910 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
912 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
914 (comp_dr_with_seg_len_pair): Ditto.
915 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
916 struct dr_with_seg_len_pair against DR_OFFSET.
917 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
920 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
922 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
924 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
926 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
927 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
928 (pa_output_millicode_call): Likewise.
929 (pa_output_call): Likewise.
930 (pa_output_indirect_call): Likewise.
931 (pa_asm_output_mi_thunk): Likewise.
933 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
935 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
937 2016-06-16 Martin Liska <mliska@suse.cz>
939 * predict.c (combine_predictions_for_insn): When we find a first
940 match predictor, we should consider just predictors with
941 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
943 (combine_predictions_for_bb): Likewise.
945 2016-06-16 Jakub Jelinek <jakub@redhat.com>
947 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
948 with base of reference to struct.
950 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
952 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
954 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
957 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
958 progmem_swtable_section.
959 (progmem_swtable_section): Remove.
960 (avr_asm_function_rodata_section): Remove.
961 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
962 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
964 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
966 * config/i386/driver-i386.c (host_detect_local_cpu): Set
967 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
968 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
969 signature_CENTAUR_ebx.
970 * config/i386/i386.c (ix86_option_override_internal): Add
971 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
972 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
973 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
975 2016-06-16 Martin Liska <mliska@suse.cz>
977 * predict.def: Add fortran loop preheader predictor.
978 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
979 fold IFN_BUILTIN_EXPECT with a known constant argument.
981 2016-06-16 Martin Liska <mliska@suse.cz>
983 * predict.def: Add 'Fortran' to display text of all
984 PRED_FORTRAN_* predictors.
986 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
989 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
990 [IA64_BUILTIN_NANSQ]: Ditto.
991 (ia64_fold_builtin): New function.
992 (TARGET_FOLD_BUILTIN): New define.
993 (ia64_init_builtins) Declare const_string_type node.
994 Add __builtin_nanq and __builtin_nansq builtin functions.
995 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
997 2016-06-16 Nick Clifton <nickc@redhat.com>
999 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
1000 MSP430_HWMULT_ prefix to enum values.
1001 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
1002 * config/msp430/msp430.c: Update use of enum values.
1003 * config/msp430/msp430.md: Likewise.
1004 * config/msp430/msp430.opt: Likewise.
1006 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
1008 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
1009 of comparsions in the last iteration.
1011 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1012 Joern Rennecke <joern.rennecke@embecosm.com>
1014 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
1016 (arc_needs_pcl_p): Add GOTOFFPC.
1017 (arc_legitimate_pic_addr_p): Likewise.
1018 (arc_output_pic_addr_const): Likewise.
1019 (arc_legitimize_pic_address): Generate a pc-relative address using
1021 (arc_output_libcall): Use @pcl syntax.
1022 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
1023 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
1024 (*movsi_insn): Use @pcl syntax.
1025 (doloop_begin_i): Likewise.
1027 2016-06-16 Martin Liska <mliska@suse.cz>
1029 * predict.def: Define a new predictor.
1031 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
1033 * config/arc/arc.opt (mtp-regno): Update text.
1035 2016-06-16 Renlin Li <renlin.li@arm.com>
1037 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
1039 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1042 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
1043 (setcc + and peephole2): Likewise.
1045 PR rtl-optimization/71532
1046 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
1049 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1051 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
1052 DImode constants with XXSPLTIB in vector registers.
1053 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
1054 vsx_extract_<mode>_internal{1,2} into a single insn that handles
1055 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
1056 extraction of the element at the top of the register as a scalar
1058 (vsx_extract_<mode>_internal1): Likewise.
1059 (vsx_extract_<mode>_internal2): Likewise.
1060 * config/rs6000/constraints.md (wi constraint): Remove a comment
1061 about DImode not being allowed in Altivec registers.
1062 (wB constraint): New constraint for constants that can be
1063 generated in Altivec registers with VSPLTISW/VUPKHSW.
1064 * config/rs6000/predicates.md (xxspltib_constant_split): Update
1066 (xxspltib_constant_nosplit): Likewise.
1067 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
1068 support for -mupper-regs-di to enable DImode to go into Altivec
1070 (POWERPC_MASKS): Likewise.
1071 (power7 cpu): Likewise.
1072 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
1073 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
1074 for DImode being allowed in Altivec registers. Update wi/wj
1075 constraints. Set scalar_in_vmx_p flag.
1076 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
1077 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
1078 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
1079 (rs6000_opt_masks): Add -mupper-regs-di.
1080 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
1081 direct move to use wi and not wj.
1083 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
1085 (floatunssi<mode>2_lfiwzx_mem): Likewise.
1086 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
1087 any VSX register, instead of just Altivec registers, to allow
1088 either operand to be an Altivec register or both.
1089 (fixuns_trunc<mode>di2_fctiduz): Likewise.
1090 (movdi_internal32): Add support for -mupper-regs-di. Add support
1091 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
1092 the alternatives and attributes to be lined up to be easier to
1094 (movdi_internal64): Likewise.
1095 (64-bit DImode splitters): Change predicates to only split loading
1096 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
1097 load constants in ISA 3.0 or ISA 2.07 respectively.
1098 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1099 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
1100 mention -mcpu=power9 sets these options.
1101 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
1104 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1107 * config/avr/avr.c (avr_set_current_function): Warn misspelled
1108 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
1109 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
1110 by default to warn misspelled interrupt/ signal handler.
1111 * doc/invoke.texi (AVR Options): Document it. Update description
1112 for -nodevicelib option.
1114 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1116 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
1117 up parentheses. Use GET_MODE_UNIT_BITSIZE.
1118 (aarch64_<sur>shll2_n<mode>): Likewise.
1120 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
1123 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
1124 DECL_CONTEXT for copied arguments.
1126 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1128 PR tree-optimization/71483
1129 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
1132 2016-06-15 Martin Liska <mliska@suse.cz>
1134 * predict.c (tree_predict_by_opcode): Call predict_edge_def
1135 instead of predict_edge w/o a probability.
1137 2016-06-15 Alan Hayward <alan.hayward@arm.com>
1139 PR tree-optimization/71439
1140 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
1143 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1145 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
1146 register subregs in SET_SRC.
1148 2016-06-15 Richard Biener <rguenther@suse.de>
1150 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
1153 2016-06-15 Richard Biener <rguenther@suse.de>
1155 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
1156 not consider dependences between accesses that belong to the
1158 (vect_analyze_data_ref_dependences): Do not analyze read-read
1159 or self-dependences.
1161 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1163 * spellcheck-tree.c: Include spellcheck-tree.h rather than
1165 (find_closest_identifier): Reimplement in terms of
1166 best_match<tree,tree>.
1167 * spellcheck-tree.h: New file.
1168 * spellcheck.c (struct edit_distance_traits<const char *>): New
1170 (find_closest_string): Reimplement in terms of
1171 best_match<const char *, const char *>.
1172 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
1173 overload to spellcheck-tree.h.
1174 (find_closest_identifier): Likewise.
1175 (struct edit_distance_traits<T>): New template.
1176 (class best_match): New class.
1178 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1180 * selftest-run-tests.c (selftest::run_tests): Call
1181 selftest::spellcheck_tree_c_tests.
1182 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
1183 * spellcheck-tree.c: Include selftest.h and stringpool.h.
1184 (selftest::test_find_closest_identifier): New function.
1185 (selftest::spellcheck_tree_c_tests): New function.
1186 * spellcheck.c (selftest::test_find_closest_string): Verify that
1187 the order of the vec does not affect the results for this case.
1188 (selftest::test_data): New array.
1189 (selftest::test_metric_conditions): New function.
1190 (selftest::spellcheck_c_tests): Add a test of case-comparison.
1191 Call selftest::test_metric_conditions.
1193 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1195 * config/rs6000/rs6000-builtin.def (commentary): Typo.
1196 (BU_P9_MISC_1): Likewise.
1197 (BU_P9_64BIT_MISC_0): Likewise.
1198 (BU_P9_MISC_0): Likewise.
1200 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1202 * gcc-rich-location.c
1203 (gcc_rich_location::add_fixit_misspelled_id): New method.
1204 * gcc-rich-location.h
1205 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
1207 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
1209 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
1210 FreeBSD 11 and above.
1212 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
1216 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1218 * expmed.h: Close parenthesis in "at your option" in copyright
1220 * lower-subreg.h: Likewise.
1222 2016-06-14 Richard Biener <rguenther@suse.de>
1225 * genmatch.c (expr::gen_transform): Use in_type for comparisons
1228 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1230 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
1232 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
1234 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
1236 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
1237 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
1239 2016-06-14 Richard Biener <rguenther@suse.de>
1241 PR tree-optimization/71522
1242 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
1243 copying into float copying.
1245 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1247 PR tree-optimization/71520
1248 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
1249 (replace_block_by): Move user labels from bb1 to bb2.
1251 2016-06-14 Richard Biener <rguenther@suse.de>
1255 * expr.h (get_bit_range): Declare.
1256 * expr.c (get_bit_range): Export.
1257 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
1258 word_mode again to constrain the bitfield access.
1260 2016-06-14 Richard Biener <rguenther@suse.de>
1262 PR tree-optimization/71521
1263 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
1264 division int_const_binop against zero divisor.
1266 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (signbittf2): New expander.
1269 * config/i386/sse.md (ptesttf2): New insn pattern.
1271 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1274 * input.c (selftest::test_reading_source_line): Avoid reading from
1275 __FILE__ by creating a tempfile with known content and reading
1278 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1280 * pretty-print.c (assert_pp_format_colored): Skip the test if
1282 (test_pp_format): Remove comment about GCC_COLORS.
1284 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1286 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
1287 * pretty-print.c (assert_pp_format_va): Add location param and use
1288 it with ASSERT_STREQ_AT.
1289 (assert_pp_format): Add location param and pass it to
1290 assert_pp_format_va.
1291 (assert_pp_format_colored): Likewise.
1292 (ASSERT_PP_FORMAT_1): New.
1293 (ASSERT_PP_FORMAT_2): New.
1294 (ASSERT_PP_FORMAT_3): New.
1295 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
1296 explicitly, or implicitly via the above macros.
1297 * selftest.c (selftest::pass): Use a selftest::location rather
1299 (selftest::fail): Likewise. Print the function name.
1300 (selftest::fail_formatted): Likewise.
1301 (selftest::assert_streq): Use a selftest::location rather than
1303 * selftest.h (selftest::location): New struct.
1304 (SELFTEST_LOCATION): New macro.
1305 (selftest::pass): Accept a const location & rather than file
1307 (selftest::fail): Likewise.
1308 (selftest::fail_formatted): Likewise.
1309 (selftest::assert_streq): Likewise.
1310 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
1311 (ASSERT_FALSE): Likewise.
1312 (ASSERT_EQ): Likewise.
1313 (ASSERT_NE): Likewise.
1314 (ASSERT_STREQ): Likewise.
1315 (ASSERT_PRED1): Likewise.
1316 (ASSERT_STREQ_AT): New macro.
1318 2016-06-13 David Malcolm <dmalcolm@redhat.com>
1320 * selftest.c (selftest::fail_formatted): New function.
1321 (selftest::assert_streq): New function.
1322 * selftest.h (selftests::fail_formatted): New decl.
1323 (selftest::assert_streq): New decl.
1324 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
1326 2016-06-13 Jeff Law <law@redhat.com>
1328 PR tree-optimization/71403
1329 * tree-ssa-threadbackward.c
1330 (convert_and_register_jump_thread_path): No longer accept reference
1331 to path. Do not pop items off the path anymore.
1332 (fsm_find_control_statement_thread_paths): Do not allow threading
1333 to a deeper loop nest. Pop the last item off the path here rather
1334 than in convert_and_register_jump_thread_path.
1336 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1337 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
1339 [AArch64] Emit division using the Newton series
1341 * config/aarch64/aarch64-protos.h
1342 (cpu_approx_modes): Add new member "division".
1343 (aarch64_emit_approx_div): Declare new function.
1344 * config/aarch64/aarch64.c
1345 (generic_approx_modes): New member "division".
1346 (exynosm1_approx_modes): Likewise.
1347 (xgene1_approx_modes): Likewise.
1348 (aarch64_emit_approx_div): Define new function.
1349 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
1350 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
1351 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
1352 * doc/invoke.texi (-mlow-precision-div): Describe new option.
1354 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1355 Wilco Dijkstra <wilco.dijkstra@arm.com>
1357 [AArch64] Emit square root using the Newton series
1359 * config/aarch64/aarch64-protos.h
1360 (aarch64_emit_approx_rsqrt): Replace with new function
1361 "aarch64_emit_approx_sqrt".
1362 (cpu_approx_modes): New member "sqrt".
1363 * config/aarch64/aarch64.c
1364 (generic_approx_modes): New member "sqrt".
1365 (exynosm1_approx_modes): Likewise.
1366 (xgene1_approx_modes): Likewise.
1367 (aarch64_emit_approx_rsqrt): Replace with new function
1368 "aarch64_emit_approx_sqrt".
1369 (aarch64_override_options_after_change_1): Handle new option.
1370 * config/aarch64/aarch64-simd.md
1371 (rsqrt<mode>2): Use new function instead.
1372 (sqrt<mode>2): New expansion and insn definitions.
1373 * config/aarch64/aarch64.md: Likewise.
1374 * config/aarch64/aarch64.opt
1375 (mlow-precision-sqrt): Add new option description.
1376 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
1378 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
1380 [AArch64] Add more choices for the reciprocal square root approximation
1382 Allow a target to prefer such operation depending on the operation mode.
1384 * config/aarch64/aarch64-protos.h
1385 (AARCH64_APPROX_MODE): New macro.
1386 (AARCH64_APPROX_{NONE,ALL}): Likewise.
1387 (cpu_approx_modes): New structure.
1388 (tune_params): New member "approx_modes".
1389 * config/aarch64/aarch64-tuning-flags.def
1390 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
1391 * config/aarch64/aarch64.c
1392 (generic_approx_modes): New core "cpu_approx_modes" structure.
1393 (exynosm1_approx_modes): Likewise.
1394 (xgene1_approx_modes): Likewise.
1395 (generic_tunings): New member "approx_modes".
1396 (cortexa35_tunings): Likewise.
1397 (cortexa53_tunings): Likewise.
1398 (cortexa57_tunings): Likewise.
1399 (cortexa72_tunings): Likewise.
1400 (exynosm1_tunings): Likewise.
1401 (thunderx_tunings): Likewise.
1402 (xgene1_tunings): Likewise.
1403 (use_rsqrt_p): New argument for the mode and use new member from
1405 (aarch64_builtin_reciprocal): Devise mode from builtin.
1406 (aarch64_optab_supported_p): New argument for the mode.
1407 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
1409 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1411 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
1412 RS6000_BTM_MODULO flag into the set of flags that are considered
1413 to be part of the common configuration.
1415 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
1417 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
1418 difference unsigned.
1419 (vec_absdb): New macro for vector absolute difference unsigned
1421 (vec_absdh): New macro for vector absolute difference unsigned
1423 (vec_absdw): New macro for vector absolute difference unsigned word.
1424 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
1425 (vadu<mode>3): New insn.
1426 (*p9_vadu<mode>3): New insn.
1427 * config/rs6000/rs6000-builtin.def (vadub): New built-in
1429 (vaduh): New built-in definition.
1430 (vaduw): New built-in definition.
1431 (vadu): New overloaded built-in definition.
1432 (vadub): New overloaded built-in definition.
1433 (vaduh): New overloaded built-in definition.
1434 (vaduw): New overloaded built-in definition.
1435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1436 overloaded vector absolute difference unsigned functions.
1437 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1438 the ISA 3.0 vector absolute difference unsigned built-in functions.
1440 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
1442 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
1443 update shared_lookup_references only once after changing operands.
1445 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
1448 * tree-nested.c (convert_nonlocal_omp_clauses)
1449 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
1451 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
1452 * tree.def (CASE_LABEL_EXPR): Likewise.
1454 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1457 * input.c (test_builtins): Fix an assertion.
1459 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
1464 (isinf<mode>2): Ditto.
1466 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
1468 * ggc-tests.c (test_finalization): Only test need_finalization_p
1469 for GCC_VERSION >= 4003.
1471 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1473 * config/s390/vecintrin.h: Fix file description in comment.
1475 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1477 * config/s390/s390-builtin-types.def: Change builtin type naming
1478 scheme to match builtin-types.def.
1480 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
1482 * fold-const.c (optimize_minmax_comparison): Remove.
1483 (fold_comparison): Remove call to the above.
1484 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
1485 New transformations.
1487 2016-06-13 Alan Hayward <alan.hayward@arm.com>
1489 PR tree-optimization/71416
1490 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
1493 2016-06-13 Martin Liska <mliska@suse.cz>
1495 * predict.c (enum predictor_reason): Prefix enum with REASON_.
1496 (combine_predictions_for_insn): Likewise.
1497 (prune_predictions_for_bb): Likewise.
1498 (combine_predictions_for_bb): Likewise.
1500 2016-06-13 Richard Biener <rguenther@suse.de>
1502 PR tree-optimization/71505
1503 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
1504 assert match comment.
1506 2016-06-13 Marek Polacek <polacek@redhat.com>
1509 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
1510 gimplify_switch_expr.
1511 (warn_switch_unreachable_r): New function.
1513 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1516 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
1519 2016-06-13 Richard Biener <rguenther@suse.de>
1522 * fold-const.c (fold_unary_loc): Preserve alignment when
1523 folding a VIEW_CONVERT_EXPR into a MEM_REF.
1525 2016-06-13 Martin Liska <mliska@suse.cz>
1528 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
1529 w/ -fsanitize=bounds.
1531 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.c (ix86_init_builtins): Calculate
1534 FLOAT128_FTYPE_CONST_STRING function type only once.
1535 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
1536 built-in functions are available for x86-32 and x86-64 targets.
1538 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
1543 (FLOAT128_FTYPE_CONST_STRING): New function type.
1544 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
1545 [IX86_BUILTIN_NANSQ]: Ditto.
1546 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1547 (ix86_init_builtin_types): Declare const_string_type_node.
1548 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
1550 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
1551 * doc/extend.texi (x86 Built-in Functions): Document
1552 __builtin_nanq and __builtin_nansq.
1554 2016-06-11 Jiong Wang <jiong.wang@arm.com>
1557 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
1558 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
1559 length for pop patterns.
1560 (arm_attr_length_push_multi): Update comments.
1561 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
1563 (*pop_multiple_with_writeback_and_return): Likewise.
1564 (*pop_multiple_with_return): Likewise.
1566 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
1569 * fold-const.c (optimize_bit_field_compare): Don't try to use
1570 word_mode unconditionally for reading the bit field, look at
1571 DECL_BIT_FIELD_REPRESENTATIVE instead.
1573 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1576 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
1577 vector integer type.
1579 2016-06-10 Jakub Jelinek <jakub@redhat.com>
1582 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
1583 without LABEL_DECL, set *handled_ops_p to false instead of true.
1585 2016-06-10 Martin Sebor <msebor@redhat.com>
1588 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
1589 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
1590 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
1592 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
1593 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
1594 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
1595 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
1596 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
1597 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
1598 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
1599 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
1601 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1603 * config/arm/arm.h (pool_vector_label,
1604 return_used_this_function): Remove.
1606 2016-06-10 Jeff Law <law@redhat.com>
1608 PR tree-optimization/71335
1609 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
1610 zero length paths here.
1611 (convert_and_register_jump_thread_path): Remove hacks related to
1612 duplicated blocks in the jump thread path.
1613 (fsm_find_control_statement_thread_paths): Avoid putting the same
1614 block on the thread path twice, but ensure the thread path is
1615 unchanged from the caller's point of view.
1617 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1619 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
1620 * predict.def (PRED_LOOP_BRANCH): Remove.
1622 2016-06-10 David Malcolm <dmalcolm@redhat.com>
1624 * Makefile.in (OBJS): Add ggc-tests.o.
1625 (GTFILES): Add ggc-tests.c.
1626 * ggc-tests.c: New file.
1627 * selftest-run-tests.c (selftest::run_tests): Call
1628 selftest::ggc_tests_c_tests.
1629 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
1631 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
1633 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
1635 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
1638 * varasm.c (place_block_symbol): Adjust alignment for asan protected
1639 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
1641 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
1643 * profile.c: Include cfgloop.h.
1644 (branch_prob): Compute estimated number of iterations.
1645 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
1646 recompute estimate number of iterations from profile.
1648 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1651 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
1652 must be grouped on top of stack. Don't force early clobber
1653 on ordinary reg outputs.
1655 2016-06-10 Richard Biener <rguenther@suse.de>
1657 * targhooks.c (default_builtin_vectorization_cost): Adjust
1660 2016-06-10 Richard Biener <rguenther@suse.de>
1662 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
1663 to fold the RHS to a constant if possible.
1665 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1668 * tree-nested.c (convert_nonlocal_omp_clauses)
1669 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
1670 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
1671 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
1673 * gimplify.c (gimplify_adjust_omp_clauses): Discard
1675 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
1677 * omp-low.c (scan_sharing_clauses): Don't expect
1680 2016-06-10 Alan Hayward <alan.hayward@arm.com>
1682 PR tree-optimization/71407
1683 PR tree-optimization/71416
1684 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
1687 2016-06-10 Richard Biener <rguenther@suse.de>
1690 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
1692 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
1694 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
1696 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
1697 Jiong Wang <jiong.wang@arm.com>
1699 PR rtl-optimization/70751
1700 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
1701 spilled into memory.
1703 2016-06-09 Jonathan Yong <10walls@gmail.com>
1706 2015-09-21 Jonathan Yong <10walls@gmail.com>
1708 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
1709 sysroot/usr/lib/32api for additional win32 libraries,
1710 fixes failing Cygwin bootstrapping.
1712 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
1714 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
1717 2016-06-09 David Malcolm <dmalcolm@redhat.com>
1720 * pretty-print.c (pp_indent): Specify that %p is printed in a
1721 host-dependent manner.
1722 (test_pp_format): Remove the test for %p.
1724 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
1726 * config/mips/mips.c (mips_output_jump): Fix formatting.
1728 2016-06-09 Richard Biener <rguenther@suse.de>
1730 PR tree-optimization/71462
1731 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
1734 2016-06-09 Martin Liska <mliska@suse.cz>
1736 * predict.c (dump_prediction): Add new argument.
1737 (enum predictor_reason): New enum.
1738 (struct predictor_hash): New struct.
1739 (predictor_hash::hash): New function.
1740 (predictor_hash::equal): Likewise.
1741 (not_removed_prediction_p): New function.
1742 (prune_predictions_for_bb): Likewise.
1743 (combine_predictions_for_bb): Prune predictions.
1745 2016-06-09 Martin Liska <mliska@suse.cz>
1747 * predict.c (filter_predictions): New function.
1748 (remove_predictions_associated_with_edge): Use the filter
1750 (equal_edge_p): New function.
1752 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
1754 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
1755 Correct usage of @samp vs @option, add @samp where appropriate.
1756 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
1757 Add armv6s-m and document it, as it is no official ARM name.
1759 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1761 * ifcvt.c (struct noce_if_info): Add transform_name field.
1762 (noce_try_move): Set if_info->transform_name to the function name.
1763 (noce_try_ifelse_collapse): Likewise.
1764 (noce_try_store_flag): Likewise.
1765 (noce_try_inverse_constants): Likewise.
1766 (noce_try_store_flag_constants): Likewise.
1767 (noce_try_addcc): Likewise.
1768 (noce_try_store_flag_mask): Likewise.
1769 (noce_try_cmove): Likewise.
1770 (noce_try_cmove_arith): Likewise.
1771 (noce_try_minmax): Likewise.
1772 (noce_try_abs): Likewise.
1773 (noce_try_sign_mask): Likewise.
1774 (noce_try_bitop): Likewise.
1775 (noce_convert_multiple_sets): Likewise.
1776 (noce_process_if_block): Print if_info->transform_name to
1777 dump_file if transformation succeeded.
1779 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1781 * config/arm/cortex-a57.md (cortex_a57_alu):
1784 2016-06-08 Martin Sebor <msebor@redhat.com>
1785 Jakub Jelinek <jakub@redhat.com>
1789 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
1790 BUILT_IN_MUL_OVERFLOW_P): New builtins.
1791 * builtins.c: Include gimple-fold.h.
1792 (fold_builtin_arith_overflow): Handle
1793 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1794 (fold_builtin_3): Likewise.
1795 * doc/extend.texi (Integer Overflow Builtins): Document
1796 __builtin_{add,sub,mul}_overflow_p.
1798 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
1800 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
1801 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
1803 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
1805 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
1806 Rewrite, looking one level down for records and arrays.
1808 2016-06-08 David Malcolm <dmalcolm@redhat.com>
1810 * pretty-print.c: Include "selftest.h".
1811 (pp_format): Fix comment.
1812 (identifier_to_locale): Likewise.
1813 (selftest::test_basic_printing): New function.
1814 (selftest::assert_pp_format): New function.
1815 (selftest::test_pp_format): New function.
1816 (selftest::pretty_print_c_tests): New function.
1817 * selftest-run-tests.c (selftest::run_tests): Call
1818 selftest::pretty_print_c_tests.
1819 * selftest.h (pretty_print_c_tests): New declaration.
1821 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1823 * invoke.texi (max-loop-headers-insns): Document.
1824 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
1825 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
1826 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
1828 2016-06-08 Richard Biener <rguenther@suse.de>
1830 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
1831 on strided SLP loads and fall back to scalar loads in case
1832 we can't chunk them.
1834 2016-06-08 Richard Biener <rguenther@suse.de>
1836 PR tree-optimization/71452
1837 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
1838 type used for the SSA rewrite has enough precision to cover
1839 the dynamic type of the location.
1841 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1842 Richard Biener <rguenther@suse.de>
1845 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
1846 the same as DECL_P (base0) for indirect_base0. Use equality_code
1847 in one further place.
1849 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
1851 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
1852 to one word if the field is known to overlap other words.
1853 (extract_bit_field_1): Likewise.
1854 (store_split_bit_field): Remove compensating code.
1855 (extract_split_bit_field): Likewise.
1857 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
1861 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
1863 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1865 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
1867 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
1868 (arch64_addpv4sf): Delete.
1869 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
1870 "gen_aarch64_addpv4sf".
1871 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
1873 (vpadds_f32): Likewise.
1874 (vpaddq_f32): Likewise.
1875 (vpaddq_f64): Likewise.
1877 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1879 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
1881 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
1882 to VALLF. Rename to "fabd<mode>3".
1883 "*fabd_scalar<mode>3): Delete.
1884 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
1886 (vabdd_f64): Likewise.
1887 (vabd_f32): Likewise.
1888 (vabd_f64): Likewise.
1889 (vabdq_f32): Likewise.
1890 (vabdq_f64): Likewise.
1892 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1894 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
1896 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
1897 "aarch64_rsqrts<mode>".
1898 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
1899 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
1901 (vrsqrtsd_f64): Likewise.
1902 (vrsqrts_f32): Likewise.
1903 (vrsqrts_f64): Likewise.
1904 (vrsqrtsq_f32): Likewise.
1905 (vrsqrtsq_f64): Likewise.
1907 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1909 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
1911 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
1912 "aarch64_rsqrte<mode>".
1913 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
1914 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
1916 (vrsqrted_f64): Likewise.
1917 (vrsqrte_f32): Likewise.
1918 (vrsqrte_f64): Likewise.
1919 (vrsqrteq_f32): Likewise.
1920 (vrsqrteq_f64): Likewise.
1922 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1924 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
1928 * config/aarch64/aarch64-simd.md
1929 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
1930 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
1931 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
1933 (vcvt_n_f32_u32): Likewise.
1934 (vcvt_n_s32_f32): Likewise.
1935 (vcvt_n_u32_f32): Likewise.
1936 (vcvtq_n_f32_s32): Likewise.
1937 (vcvtq_n_f32_u32): Likewise.
1938 (vcvtq_n_f64_s64): Likewise.
1939 (vcvtq_n_f64_u64): Likewise.
1940 (vcvtq_n_s32_f32): Likewise.
1941 (vcvtq_n_s64_f64): Likewise.
1942 (vcvtq_n_u32_f32): Likewise.
1943 (vcvtq_n_u64_f64): Likewise.
1944 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
1945 (VSDQ_SDI): Likewise.
1946 (fcvt_target): Support V4DI, V4SI and V2SI.
1947 (FCVT_TARGET): Likewise.
1949 2016-06-08 Jiong Wang <jiong.wang@arm.com>
1951 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
1952 (TYPES_BINOP_SUS): Likewise.
1953 (aarch64_simd_builtin_data): Update include file name.
1954 (aarch64_builtins): Likewise.
1955 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
1956 for conversion between scalar float-point and fixed-point.
1960 * config/aarch64/aarch64.md
1961 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
1962 pattern for conversion between scalar float to fixed-pointer.
1963 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
1964 (UNSPEC_FCVTZS): New UNSPEC enumeration.
1965 (UNSPEC_FCVTZU): Likewise.
1966 (UNSPEC_SCVTF): Likewise.
1967 (UNSPEC_UCVTF): Likewise.
1968 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
1970 (vcvtd_n_f64_u64): Likewise.
1971 (vcvtd_n_s64_f64): Likewise.
1972 (vcvtd_n_u64_f64): Likewise.
1973 (vcvtd_n_f32_s32): Likewise.
1974 (vcvts_n_f32_u32): Likewise.
1975 (vcvtd_n_s32_f32): Likewise.
1976 (vcvts_n_u32_f32): Likewise.
1977 * config/aarch64/iterators.md (fcvt_target): Support integer to float
1979 (FCVT_TARGET): Likewise.
1980 (FCVT_FIXED2F): New iterator.
1981 (FCVT_F2FIXED): Likewise.
1982 (fcvt_fixed_insn): New define_int_attr.
1984 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
1986 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
1987 some statements was removed.
1989 2016-06-08 Alan Hayward <alan.hayward@arm.com>
1991 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
1992 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
1993 (vect_can_advance_ivs_p): likewise.
1994 (vect_update_ivs_after_vectorizer): likewise.
1995 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
1996 (vect_analyze_scalar_cycles_1): likewise.
1997 (vect_analyze_loop_operations): likewise.
1998 (report_vect_op): likewise.
1999 (vect_is_slp_reduction): likewise.
2000 (vect_is_simple_reduction): likewise.
2001 (get_initial_def_for_induction): likewise.
2002 (vect_transform_loop): likewise.
2003 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
2004 (vect_recog_sad_pattern): likewise.
2005 (vect_recog_widen_sum_pattern): likewise.
2006 (vect_recog_widening_pattern): likewise.
2007 (vect_recog_divmod_pattern): likewise.
2008 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
2009 (vect_analyze_slp_instance): likewise.
2010 (vect_transform_slp_perm_load): likewise.
2011 (vect_schedule_slp_instance): likewise.
2013 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2015 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
2016 (return_prediction): PRED_CONST_RETURN predict return as not taken.
2017 * predict.def (PRED_CONTINUE): Change hitrate 50->67
2018 (PRED_LOOP_BRANCH): Document predictor as broken.
2019 (PRED_LOOP_EXIT): Change hitrate 91->92.
2020 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
2021 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
2022 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
2023 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
2024 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
2025 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
2026 (PRED_CALL): Chane hitrate 71->67.
2027 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
2028 (PRED_GOTO): Document as unused right now.
2029 (PRED_CONST_RETURN): Change hitrate 67->69
2030 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
2031 (PRED_NULL_RETURN): Change hitrate 91->90.
2032 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
2033 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
2034 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
2036 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
2038 * config/rs6000/altivec.h: Add __builtin_vec_mul.
2039 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
2040 special case Altivec builtin.
2041 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
2042 VSX_BUILTIN_VEC_MUL (replaced with special case code).
2043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
2044 code for ALTIVEC_BUILTIN_VEC_MUL.
2045 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
2046 for __builtin_vec_mul.
2048 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
2050 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
2053 2016-06-07 David Malcolm <dmalcolm@redhat.com>
2055 * spellcheck.c (selftest::test_find_closest_string): New function.
2056 (spellcheck_c_tests): Call the above.
2058 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2060 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
2062 2016-06-07 Jakub Jelinek <jakub@redhat.com>
2064 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
2065 Yv=Yv,C alternatives.
2067 2016-06-07 Richard Biener <rguenther@suse.de>
2070 * common.opt (ffast-math): Make Optimization.
2072 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
2073 Prachi Godbole <prachi.godbole@imgtec.com>
2075 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
2076 `fabs' and `fneg' type attributes.
2077 (p5600_fpu_fabs): Add `fmove' to the comment.
2079 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2081 * gimple.c: Include builtins.h
2082 (gimple_inexpensive_call_p): New function.
2083 * gimple.h (gimple_inexpensive_call_p): Declare.
2084 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
2085 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
2088 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
2090 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
2091 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
2092 warning_at_rich_loc, warning_n, pedwarn, permerror,
2093 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
2094 sorry, fatal_error, internal_error, internal_error_no_backtrace):
2097 2016-06-07 Richard Biener <rguenther@suse.de>
2099 PR tree-optimization/71428
2100 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
2101 BIT_FIELD_REF op vs. load.
2103 2016-06-07 Richard Biener <rguenther@suse.de>
2106 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
2109 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2111 * config/pa/pa.md (call): Generate indirect long calls to non-local
2112 functions on TARGET_64BIT.
2113 (call_value): Likewise.
2115 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
2117 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
2118 pattern and subsequent splitters.
2119 (call_val_reg_64bit_post_reload): Likewise.
2121 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2124 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
2125 propagate_op_to_single_use.
2127 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
2130 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
2132 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
2135 (enum x86_dirflag_state): New enum.
2136 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
2137 (machine_function): Remove needs_cld.
2138 (ix86_current_function_needs_cld): Remove.
2139 * config/i386/i386.c (ix86_set_func_type): Set
2140 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
2141 (ix86_expand_prologue): Do not emit CLD here.
2142 (ix86_dirflag_mode_needed): New function.
2143 (ix86_dirflag_mode_entry): Ditto.
2144 (ix86_mode_needed): Handle X86_DIRFLAG entity.
2145 (ix86_mode_after): Ditto.
2146 (ix86_mode_entry): Ditto.
2147 (ix86_mode_exit): Ditto.
2148 (ix86_emit_mode_set): Ditto.
2149 * config/i386/i386.md (strmov_singleop): Set
2150 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
2151 Do not set ix86_current_function_needs_cld.
2153 (strset_singleop): Ditto.
2155 (cmpstrnqi_nz_1): Ditto.
2156 (cmpstrnqi_1): Ditto.
2157 (strlenqi_1): Ditto.
2159 2016-06-06 Jakub Jelinek <jakub@redhat.com>
2161 PR tree-optimization/71259
2162 * tree-vect-slp.c (vect_get_constant_vectors): For
2163 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
2164 one for constant op, and use COND_EXPR for non-constant.
2166 2016-06-06 David Malcolm <dmalcolm@redhat.com>
2168 * Makefile.in (OBJS): Add function-tests.o,
2169 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
2170 selftest-run-tests.o.
2171 (OBJS-libcommon): Add selftest.o.
2172 (OBJS-libcommon-target): Add selftest.o.
2173 (all.internal): Add "selftest".
2174 (all.cross): Likewise.
2175 (selftest): New phony target.
2176 (s-selftest): New target.
2177 (selftest-gdb): New phony target.
2178 (COLLECT2_OBJS): Add selftest.o.
2179 * bitmap.c: Include "selftest.h".
2180 (selftest::test_gc_alloc): New function.
2181 (selftest::test_set_range): New function.
2182 (selftest::test_clear_bit_in_middle): New function.
2183 (selftest::test_copying): New function.
2184 (selftest::test_bitmap_single_bit_set_p): New function.
2185 (selftest::bitmap_c_tests): New function.
2186 * common.opt (fself-test): New.
2187 * diagnostic-show-locus.c: Include "selftest.h".
2188 (make_range): New function.
2189 (test_range_contains_point_for_single_point): New function.
2190 (test_range_contains_point_for_single_line): New function.
2191 (test_range_contains_point_for_multiple_lines): New function.
2192 (assert_eq): New function.
2193 (test_get_line_width_without_trailing_whitespace): New function.
2194 (selftest::diagnostic_show_locus_c_tests): New function.
2195 * et-forest.c: Include "selftest.h".
2196 (selftest::test_single_node): New function.
2197 (selftest::test_simple_tree): New function.
2198 (selftest::test_disconnected_nodes): New function.
2199 (selftest::et_forest_c_tests): New function.
2200 * fold-const.c: Include "selftest.h".
2201 (selftest::assert_binop_folds_to_const): New function.
2202 (selftest::assert_binop_folds_to_nonlvalue): New function.
2203 (selftest::test_arithmetic_folding): New function.
2204 (selftest::fold_const_c_tests): New function.
2205 * function-tests.c: New file.
2206 * gimple.c: Include "selftest.h".
2207 Include "gimple-pretty-print.h".
2208 (selftest::verify_gimple_pp): New function.
2209 (selftest::test_assign_single): New function.
2210 (selftest::test_assign_binop): New function.
2211 (selftest::test_nop_stmt): New function.
2212 (selftest::test_return_stmt): New function.
2213 (selftest::test_return_without_value): New function.
2214 (selftest::gimple_c_tests): New function.
2215 * hash-map-tests.c: New file.
2216 * hash-set-tests.c: New file.
2217 * input.c: Include "selftest.h".
2218 (selftest::assert_loceq): New function.
2219 (selftest::test_accessing_ordinary_linemaps): New function.
2220 (selftest::test_unknown_location): New function.
2221 (selftest::test_builtins): New function.
2222 (selftest::test_reading_source_line): New function.
2223 (selftest::input_c_tests): New function.
2224 * rtl-tests.c: New file.
2225 * selftest-run-tests.c: New file.
2226 * selftest.c: New file.
2227 * selftest.h: New file.
2228 * spellcheck.c: Include "selftest.h".
2229 (selftest::levenshtein_distance_unit_test_oneway): New function,
2230 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
2231 (selftest::levenshtein_distance_unit_test): Likewise.
2232 (selftest::spellcheck_c_tests): Likewise.
2233 * toplev.c: Include selftest.h.
2234 (toplev::run_self_tests): New.
2235 (toplev::main): Handle -fself-test.
2236 * toplev.h (toplev::run_self_tests): New.
2237 * tree.c: Include "selftest.h".
2238 (selftest::test_integer_constants): New function.
2239 (selftest::test_identifiers): New function.
2240 (selftest::test_labels): New function.
2241 (selftest::tree_c_tests): New function.
2242 * tree-cfg.c: Include "selftest.h".
2243 (selftest::push_fndecl): New function.
2244 (selftest::test_linear_chain): New function.
2245 (selftest::test_diamond): New function.
2246 (selftest::test_fully_connected): New function.
2247 (selftest::tree_cfg_c_tests): New function.
2248 * vec.c: Include "selftest.h".
2249 (selftest::safe_push_range): New function.
2250 (selftest::test_quick_push): New function.
2251 (selftest::test_safe_push): New function.
2252 (selftest::test_truncate): New function.
2253 (selftest::test_safe_grow_cleared): New function.
2254 (selftest::test_pop): New function.
2255 (selftest::test_safe_insert): New function.
2256 (selftest::test_ordered_remove): New function.
2257 (selftest::test_unordered_remove): New function.
2258 (selftest::test_block_remove): New function.
2259 (selftest::reverse_cmp): New function.
2260 (selftest::test_qsort): New function.
2261 (selftest::vec_c_tests): New function.c.
2262 * wide-int.cc: Include selftest.h and wide-int-print.h.
2263 (selftest::from_int <wide_int>): New function.
2264 (selftest::from_int <offset_int>): New function.
2265 (selftest::from_int <widest_int>): New function.
2266 (selftest::assert_deceq): New function.
2267 (selftest::assert_hexeq): New function.
2268 (selftest::test_printing <VALUE_TYPE>): New function template.
2269 (selftest::test_ops <VALUE_TYPE>): New function template.
2270 (selftest::test_comparisons <VALUE_TYPE>): New function template.
2271 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
2273 (selftest::wide_int_cc_tests): New function.
2275 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2278 * ifcvt.c (noce_try_ifelse_collapse): New function.
2280 (noce_process_if_block): Call noce_try_ifelse_collapse.
2281 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
2282 (simplify_ternary_operation): Use the above to simplify
2283 conditional CLZ/CTZ expressions.
2285 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2288 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
2289 define_insn_and_split.
2291 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2294 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
2296 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
2299 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
2300 Implicitly clobber memory for basic asm with non-empty assembler
2301 string. Use targetm.md_asm_adjust also here.
2302 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
2303 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
2304 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
2305 non-empty assembler string.
2306 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
2307 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
2308 (decode_asm_operands): Handle basic asm in PARALLEL block.
2309 (extract_insn): Handle basic asm in PARALLEL block.
2310 * doc/extend.texi: Mention new behavior of basic asm.
2311 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
2312 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
2313 branch_needs_nop_p): Use asm_noperands.
2315 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
2317 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
2318 Include the M7 SPARC DFA scheduler.
2319 New attribute v3pipe.
2320 Annotate insns with v3pipe where appropriate.
2321 Define cpu_feature vis4.
2322 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
2323 Add (V8QI "8") to vbits.
2324 Add insns {add,sub}v8qi3
2325 Add insns ss{add,sub}v8qi3
2326 Add insns us{add,sub}{v8qi,v4hi}3
2327 Add insns {min,max}{v8qi,v4hi,v2si}3
2328 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
2329 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
2330 * config/sparc/niagara4.md: Add a comment explaining the
2331 discrepancy between the documented latenty numbers and the
2333 * config/sparc/niagara7.md: New file.
2334 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
2335 supports SPARC5 and VIS 4.0 instructions.
2336 * configure: Regenerate.
2337 * config.in: Likewise.
2338 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
2339 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
2340 TARGET_CPU_niagara7.
2341 (ASM_CPU64_DEFAULT_SPEC): Likewise.
2342 (CPP_CPU_SPEC): Handle niagara7.
2343 (ASM_CPU_SPEC): Likewise.
2344 * config/sparc/sparc-opts.h (processor_type): Add
2346 (mvis4): New option.
2347 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
2348 (AS_NIAGARA7_FLAG): Define.
2349 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
2350 (CPP_CPU64_DEFAULT_SPEC): Likewise.
2351 (CPP_CPU_SPEC): Handle niagara7.
2352 (ASM_CPU_SPEC): Likewise.
2353 * config/sparc/sparc.c (niagara7_costs): Define.
2354 (sparc_option_override): Handle niagara7 and adjust cache-related
2355 parameters with better values for niagara cpus. Also support VIS4.
2356 (sparc32_initialize_trampoline): Likewise.
2357 (sparc_use_sched_lookahead): Likewise.
2358 (sparc_issue_rate): Likewise.
2359 (sparc_register_move_cost): Likewise.
2360 (dump_target_flag_bits): Support VIS4.
2361 (sparc_vis_init_builtins): Likewise.
2362 (sparc_builtins): Likewise.
2363 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
2365 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
2367 * config/sparc/sparc.opt (sparc_processor_type): New value
2369 * config/sparc/visintrin.h (__attribute__): Prototypes for the
2371 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
2373 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
2376 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
2378 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
2380 2016-06-06 Richard Biener <rguenther@suse.de>
2382 PR tree-optimization/71398
2383 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
2386 2016-06-05 James Bowman <james.bowman@ftdichip.com>
2388 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
2389 ft32_expand_prolog, ft32_expand_epilogue):
2390 Handle pretend_args.
2391 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
2392 * config/ft32/ft32.md: Add pretend_returner.
2394 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
2398 Copy op1 RTX to avoid invalid sharing.
2399 (ix86_expand_vector_move_misalign): Ditto.
2401 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
2403 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
2406 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2408 * predict.c (predicted_by_loop_heuristics_p): New function.
2409 (predict_iv_comparison): Use it.
2410 (predict_loops): Walk from innermost loops; do not predict edges
2411 leaving multiple loops multiple times; implement
2412 PRED_LOOP_ITERATIONS_MAX heuristics.
2413 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
2415 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
2417 * cfg.c (check_bb_profile): Do not report mismatched profiles when
2418 only edges out of BB are EH edges.
2420 2016-06-04 Martin Sebor <msebor@redhat.com>
2421 Marcin Baczyński <marbacz@gmail.com>
2424 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
2425 a void expression in a void function.
2427 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2429 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
2430 aux; dump reasons of decisions.
2431 (should_duplicate_loop_header_p): Likewise.
2432 (do_while_loop_p): Likewise.
2433 (ch_base::copy_headers): Dump asi num insns duplicated.
2435 2016-06-04 Jakub Jelinek <jakub@redhat.com>
2437 PR tree-optimization/71405
2438 * tree-ssa.c (execute_update_addresses_taken): For clobber with
2439 incompatible type, build a new clobber with the right type instead
2440 of building a VIEW_CONVERT_EXPR around it.
2442 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2444 PR tree-optimization/52171
2445 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
2446 by_pieces_ninsns instead of move_by_pieces_ninsns.
2448 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
2450 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
2451 for reg+reg addressing mode.
2453 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2455 * rs6000-c.c (c/c-tree.h): Add #include.
2456 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
2457 in C++ when found in the base position of vec_ld or vec_st.
2459 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
2461 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
2462 use of profile unless profile status is PROFILE_READ.
2463 * profile.c (compute_branch_probabilities): Set profile status
2464 only after reporting predictor hitrates.
2466 2016-06-03 Joseph Myers <joseph@codesourcery.com>
2470 * common.opt (ffp-int-builtin-inexact): New option.
2471 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
2472 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
2473 (ceil@var{m}2): Document dependence on this option.
2474 * ipa-inline-transform.c (inline_call): Handle
2475 flag_fp_int_builtin_inexact.
2476 * ipa-inline.c (can_inline_edge_p): Likewise.
2477 * config/i386/i386.md (rintxf2): Do not test
2478 flag_unsafe_math_optimizations.
2479 (rint<mode>2_frndint): New define_insn.
2480 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
2481 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
2482 for 387 instead of extending and truncating.
2483 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
2484 !flag_trapping_math instead of flag_unsafe_math_optimizations.
2485 Change to frndint<mode>2_<rounding>.
2486 (frndintxf2_<rounding>_i387): Likewise. Change to
2487 frndint<mode>2_<rounding>_i387.
2488 (<rounding_insn>xf2): Likewise.
2489 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
2490 !flag_trapping_math instead of flag_unsafe_math_optimizations for
2491 x87. Test TARGET_ROUND || !flag_trapping_math ||
2492 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
2493 SSE. Use ROUND_NO_EXC in constant operand of
2494 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
2495 for 387 instead of extending and truncating.
2497 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
2498 Julia Koval <julia.koval@intel.com>
2510 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
2511 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
2512 all registers, except for function return registers if there are
2513 no caller-saved registers.
2514 (ix86_set_func_type): New function.
2515 (ix86_set_current_function): Call ix86_set_func_type to set
2516 no_caller_saved_registers and func_type. Call reinit_regs if
2517 caller-saved registers are changed. Don't allow MPX, SSE, MMX
2518 nor x87 instructions in interrupt handler nor function with
2519 no_caller_saved_registers attribute.
2520 (ix86_function_ok_for_sibcall): Return false if there are no
2521 caller-saved registers.
2522 (type_natural_mode): Don't warn ABI change for MMX in interrupt
2524 (ix86_function_arg_advance): Skip for callee in interrupt handler.
2525 (ix86_function_arg): Return special arguments in interrupt handler.
2526 (ix86_promote_function_mode): Promote pointer to word_mode only
2527 for normal functions.
2528 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
2530 (ix86_epilogue_uses): New function.
2531 (ix86_hard_regno_scratch_ok): Likewise.
2532 (ix86_save_reg): Preserve all registers in interrupt handler
2533 after reload. Preserve all registers, except for function return
2534 registers, if there are no caller-saved registers after reload.
2535 (find_drap_reg): Always use callee-saved register if there are
2536 no caller-saved registers.
2537 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
2538 for interrupt handler.
2539 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
2540 Emit cld instruction if stringops are used in interrupt handler
2541 or interrupt handler isn't a leaf function.
2542 (ix86_expand_epilogue): Generate interrupt return for interrupt
2543 handler and pop the 'ERROR_CODE' off the stack before interrupt
2544 return in exception handler.
2545 (ix86_expand_call): Disallow calling interrupt handler directly.
2546 If there are no caller-saved registers, mark all registers that
2547 are clobbered by the call which returns as clobbered.
2548 (ix86_handle_no_caller_saved_registers_attribute): New function.
2549 (ix86_handle_interrupt_attribute): Likewise.
2550 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
2552 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
2553 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
2554 accumulation in interrupt function if stack may be realigned to
2556 (EPILOGUE_USES): New.
2557 (function_type): New enum.
2558 (machine_function): Add func_type and no_caller_saved_registers.
2559 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
2560 (interrupt_return): New pattern.
2561 * doc/extend.texi: Document x86 interrupt and
2562 no_caller_saved_registers attributes.
2564 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
2566 PR tree-optimization/52171
2567 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
2568 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
2569 Look for constant strings. Move some code to emit_block_cmp_hints
2571 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
2572 * defaults.h (COMPARE_MAX_PIECES): New macro.
2573 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
2574 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
2575 (clear_by_pieces_1): Don't declare. Move definition before use.
2576 (can_do_by_pieces): New static function.
2577 (can_move_by_pieces): Use it. Return bool.
2578 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
2579 OP. All callers changed. Handle COMPARE_BY_PIECES.
2580 (class pieces_addr); New.
2581 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
2582 pieces_addr::adjust, pieces_addr::increment_address,
2583 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
2585 (class op_by_pieces_d): New.
2586 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
2588 (class move_by_pieces_d, class compare_by_pieces_d,
2589 class store_by_pieces_d): New subclasses of op_by_pieces_d.
2590 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
2591 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
2592 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
2593 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
2594 compare_by_pieces_d::finish_mode): New member functions.
2595 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
2597 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
2598 (emit_block_cmp_hints): New function.
2599 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
2600 use the newly defined classes.
2601 * expr.h (by_pieces_constfn): New typedef.
2602 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
2603 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
2604 (move_by_pieces_ninsns): Don't declare.
2605 (can_move_by_pieces): Change return value to bool.
2606 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
2607 (compare_by_pieces_branch_ratio): New hook.
2608 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
2609 (by_pieces_ninsns): Declare.
2610 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
2612 (default_compare_by_pieces_branch_ratio): New function.
2613 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
2614 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
2615 * doc/tm.texi: Regenerate.
2616 * tree-ssa-strlen.c: Include "builtins.h".
2617 (handle_builtin_memcmp): New static function.
2618 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
2619 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
2621 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2623 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
2624 relevant stmts which are simple and invariant.
2625 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
2626 instead of simple and invariant
2628 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2630 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
2631 (vectorizable_reduction): Check for new relevant state.
2632 (vectorizable_live_operation): vectorize live stmts using
2633 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
2634 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
2635 (vect_stmt_relevant_p): Check for stmts which are only used live.
2636 (process_use): Use of a stmt does not inherit it's live value.
2637 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
2638 (vect_analyze_stmt): Check for new relevant state.
2639 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
2640 outside the loop, but not inside it.
2642 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2644 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
2645 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
2646 (vect_get_vec_def_for_operand): Split out code.
2648 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
2650 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
2652 2016-06-03 Alan Hayward <alan.hayward@arm.com>
2654 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
2656 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2658 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
2660 2016-06-03 Jakub Jelinek <jakub@redhat.com>
2663 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
2664 to noreturn e->callee->decl that has void return type and void
2665 arguments, adjust gimple_call_fntype and remove lhs even if it had
2666 previously addressable type.
2668 2016-06-02 Jeff Law <law@redhat.com>
2670 PR tree-optimization/71328
2671 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
2672 error when checking for a jump back onto the copied path.
2674 2016-06-02 David Malcolm <dmalcolm@redhat.com>
2676 * config/microblaze/microblaze.c (get_branch_target): Add return
2677 NULL_RTX for the non-CALL_P case.
2678 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
2679 (insert_wic): Remove unused local "j".
2681 2016-06-02 Martin Liska <mliska@suse.cz>
2683 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
2685 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
2686 Julia Koval <julia.koval@intel.com>
2688 * function.c (assign_parm_setup_stack): Force source into a
2690 * target.def (function_incoming_arg): Update documentation to
2691 allow arbitrary address computation based on hard register.
2692 * doc/tm.texi: Regenerated.
2694 2016-06-02 Martin Liska <mliska@suse.cz>
2696 * predict.c (combine_predictions_for_bb): Fix first match in
2697 cases where a first predictor contains more than one occurence
2698 in list of predictors. Take the best value in such case.
2700 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2702 PR rtl-optimization/71295
2703 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
2704 offset would go over the size of the inner mode reject it.
2706 2016-06-02 Jakub Jelinek <jakub@redhat.com>
2708 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
2709 x=x,x and v=v,m instead of x=x,m.
2711 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
2712 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
2713 alternative to v=rm,C.
2715 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
2716 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
2717 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
2718 instead of vex for the last two above mentioned alternatives.
2720 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2723 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
2725 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
2727 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
2729 2016-06-01 David Malcolm <dmalcolm@redhat.com>
2731 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
2732 from int to unsigned.
2734 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2736 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
2737 alternatives, eliminating preferred register class. Add support
2738 for the MTVSRDD instruction in ISA 3.0.
2739 (vsx_splat_v4si_internal): Use splat_input_operand instead of
2740 reg_or_indexed_operand.
2741 (vsx_splat_v4sf_internal): Likewise.
2743 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2746 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
2747 for loading up all 0's or all 1's.
2749 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
2751 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
2753 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
2755 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
2757 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
2758 * gcc.c (set_source_date_epoch_envvar): New function, sets
2759 the SOURCE_DATE_EPOCH environment variable to the current time.
2761 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2763 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
2764 the factor for live Phi nodes.
2766 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2768 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
2769 * tree-parloops.c (parallelize_loops): likewise.
2770 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
2771 tree_unswitch_outer_loop): likewise.
2773 2016-06-01 Jakub Jelinek <jakub@redhat.com>
2776 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
2777 around creation of the temporary.
2779 2016-06-01 Richard Biener <rguenther@suse.de>
2781 PR tree-optimization/71366
2782 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
2783 (unloop_loops): Move removing edges here ...
2784 (try_unroll_loop_completely): ... from here.
2785 (try_peel_loop): ... and here.
2786 (tree_unroll_loops_completely_1): Track parent loops via
2787 bitmap of header BBs.
2788 (tree_unroll_loops_completely): Adjust for that.
2790 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2792 * config/rs6000/altivec.h (vec_slv): New macro.
2793 (vec_srv): New macro.
2794 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
2795 (UNSPEC_VSRV): New value.
2798 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
2799 (vsrv): New builtin definition.
2800 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
2801 define argument types for new builtin.
2802 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
2804 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
2807 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
2808 Jocelyn Mayer <l_indien@magic.fr>
2811 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
2812 detect processor family for signature_CENTAUR_ebx.
2813 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
2814 signature_CENTAUR_ebx.
2815 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
2816 <default>: Pass x86-64 for has_longmode.
2818 2016-06-01 Nathan Sidwell <nathan@acm.org>
2820 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
2823 2016-06-01 Richard Biener <rguenther@suse.de>
2825 PR tree-optimization/71261
2826 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
2827 of stmts successfully put in the bool pattern. Remove
2828 single-use restriction.
2829 (adjust_bool_pattern_cast): Add cast at the use site via the
2830 pattern def sequence.
2831 (adjust_bool_pattern): Remove recursion, maintain a hash-map
2832 of patterned defs. Use the pattern def seqence instead of
2833 multiple independent patterns.
2834 (sort_after_uid): New qsort compare function.
2835 (adjust_bool_stmts): New function to process stmts in the bool
2836 pattern in IL order.
2837 (vect_recog_bool_pattern): Adjust.
2838 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
2839 (ifcvt_walk_pattern_tree): Likewise.
2840 (stmt_is_root_of_bool_pattern): Likewise.
2841 (ifcvt_repair_bool_pattern): Likewise.
2842 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
2844 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
2846 * loop-unroll.c (decide_unroll_constant_iterations,
2847 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
2848 likely upper bounds.
2849 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
2851 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
2853 * tree-core.h (enum omp_clause_code): Remove
2854 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
2856 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2858 * config/arm/sync.md (arm_store_exclusive<mode>):
2859 Use 'H' output modifier on operands[2] rather than creating a new
2860 entry in out-of-bounds memory of the operands array.
2861 (arm_store_release_exclusivedi): Likewise.
2863 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2865 * config/arm/arm.c (arm_fusion_enabled_p): New function.
2866 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
2867 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
2868 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
2870 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
2872 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
2873 into account live statements for mask producers.
2875 2016-06-01 Richard Biener <rguenther@suse.de>
2877 PR tree-optimization/71311
2878 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
2879 restrict to non-INTEGER_CST @0.
2881 2016-06-01 Richard Biener <rguenther@suse.de>
2883 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
2884 (relational patterns): Use :c to avoid pattern duplications.
2886 2016-06-01 Richard Biener <rguenther@suse.de>
2888 * genmatch.c (comparison_code_p): New predicate.
2889 (swap_tree_comparison): New function.
2890 (commutate): Add for_vec parameter to append new for entries.
2891 Support commutating relational operators by swapping it alongside
2893 (lower_commutative): Adjust.
2894 (dt_simplify::gen): Do not pass artificial operators to gen
2896 (decision_tree::gen): Do not add artificial operators as parameters.
2897 (parser::parse_expr): Verify operator commutativity when :c is
2898 applied. Allow :C to override this.
2899 * match.pd: Adjust patterns to use :C instead of :c where required.
2901 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
2903 PR tree-optimization/71077
2904 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
2905 the combining step, use boolean_false_node and boolean_true_node
2906 as the designated false/true return values.
2908 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2910 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
2911 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
2912 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
2915 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2917 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
2918 of flags impliying the register renaming.
2919 * toplev.c (process_options): Do not imply flag_rename_registers with
2922 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2924 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
2925 default implementation.
2927 2016-05-31 Nathan Sidwell <nathan@acm.org>
2929 * dwarf2out.c (cur_line_info_table): Add GTY marker.
2931 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2933 * config/sh/constraints.md (b): Remove constraint.
2934 * config/sh/predicates.md (arith_reg_operand): Remove
2936 * config/sh/sh-modes.def (PDI): Remove.
2937 * config/sh/sh.c (sh_target_reg_class,
2938 sh_optimize_target_register_callee_saved): Remove functions.
2939 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
2940 (sh_expand_epilogue): Update comment.
2941 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
2942 sh_secondary_reload): Remove TARGET_REGS related code.
2943 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
2944 TARGET_REGISTER_P): Remove macros.
2945 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
2946 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
2947 TR1_REG, TR2_REG): Remove constants.
2948 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
2950 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2952 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
2953 define_expand patterns.
2954 (adddi3_compact): Rename to adddi3.
2955 (subdi3_compact): Rename to subdi3.
2956 (*negdi2): Rename to negdi2.
2957 (*abs<mode>2): Rename to abs<mode>2.
2959 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
2961 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
2962 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
2963 (atomic_sub_fetchsi): ... this new pattern.
2964 (mvtc): Add CC_REG clobber.
2966 2016-05-31 Marek Polacek <polacek@redhat.com>
2968 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
2970 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2972 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
2973 aarch64_fusion_enabled_p to check for fusion capabilities.
2975 2016-05-31 Richard Biener <rguenther@suse.de>
2977 PR tree-optimization/71352
2978 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
2979 minus one and a negate.
2981 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2983 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
2984 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
2986 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
2987 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
2988 Remove use of aarch64_simd_attr_length_move, set length attribute
2990 (*aarch64_be_movoi): Likewise.
2991 (*aarch64_be_movci): Likewise.
2992 (*aarch64_be_movxi): Likewise.
2994 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
2996 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
2997 It no longer does that.
2998 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
3000 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
3002 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
3003 attribute __unused__.
3005 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
3007 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
3008 * config/arm/arm.c (arm_arch_thumb1): Define.
3009 (arm_option_override): Initialize arm_arch_thumb1.
3010 * config/arm/arm.h (arm_arch_thumb1): Declare.
3011 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
3012 support Thumb-1 ISA.
3014 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
3017 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
3018 `Yv' for scalar operand.
3020 2016-05-31 Tom de Vries <tom@codesourcery.com>
3022 PR tree-optimization/69068
3023 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
3024 phis with more than two args.
3026 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
3028 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
3029 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
3032 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
3034 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
3036 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
3038 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
3039 cpu_32, cpu_64, tune_32 and tune_64.
3040 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
3042 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3046 2016-05-30 Andi Kleen <ak@linux.intel.com>
3048 * auto-profile.c (read_profile): Replace asserts with errors
3049 when file does not exist.
3050 * gcov-io.c (gcov_read_words): Dito.
3052 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3054 * tree-cfg.c (print_loop): Print likely upper bounds.
3056 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3058 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
3059 * opts.c (default_options): Enable peel loops at -O3.
3060 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
3061 (try_peel_loop): Do not re-peel already peeled loops;
3062 use likely upper bounds; fix profile updating.
3063 (pass_complete_unroll::execute): Initialize peeled_loops.
3065 2016-05-30 Martin Liska <mliska@suse.cz>
3067 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
3068 computed costs by frequency of BB they belong to.
3069 (get_scaled_computation_cost_at): New function.
3071 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
3072 Marc Glisse <marc.glisse@inria.fr>
3074 PR tree-optimization/71289
3075 * match.pd (-1 / B < A, A > -1 / B): New transformations.
3077 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3079 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
3081 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3083 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
3084 for peeled copies; avoid underflow when updating estimates; correctly
3087 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3089 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
3090 r236875. Corrected oe3 to oe2 as obvious.
3092 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3096 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
3097 that inserted stmt will not dominate stmts that defines its operand.
3098 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
3099 (rewrite_expr_tree_parallel): Likewise.
3101 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
3104 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
3105 all fields including stmt_to_insert are swapped.
3107 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3109 * predict.h (force_edge_cold): Declare.
3110 * predict.c (force_edge_cold): New function.
3111 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
3113 (canonicalize_loop_induction_variables): Fix formating.
3115 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
3117 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
3118 (visium_expand_copysign): Use gen_int_mode directly.
3119 (visium_compute_frame_size): Minor tweaks.
3121 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
3123 * tree-vect-loop.c (vect_analyze_loop_2): Use
3124 likely_max_stmt_executions_int.
3126 2016-05-30 Tom de Vries <tom@codesourcery.com>
3128 PR tree-optimization/69067
3129 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
3131 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
3135 New peepholes to remove unneeded fild/fistp pairs.
3136 (define_peephole2 atomic_loaddi_fpu): Ditto.
3138 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3140 * predict.c (maybe_hot_frequency_p): Avoid division.
3142 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3144 * doc/install.texi: Use https for shop.fsf.org.
3146 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3148 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
3149 likely_max_stmt_executions_int.
3151 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3153 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
3154 likely_max_stmt_executions_int.
3156 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3158 * profile.c (compute_branch_probabilities): Do not report hitrates
3160 (branch_prob): Report hitrates here.
3161 * predict.c (gimple_predict_edge): Do not assert profile status;
3162 fix formatting issues.
3164 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3166 * predict.c (edge_predicted_by_p): New function.
3167 (predict_paths_for_bb): Do not put multiple predictions of the same type
3170 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3172 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
3175 2016-05-28 Alan Modra <amodra@gmail.com>
3177 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
3179 2016-05-28 Alan Modra <amodra@gmail.com>
3181 PR rtl-optimization/71275
3182 * ira.c (ira): Free dominance info.
3184 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3186 * doc/sourcebuild.texi: New address for upstream Go repository.
3188 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3190 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
3191 (TARGET_ARM_V7M): Likewise.
3193 2016-05-26 Jeff Law <law@redhat.com>
3195 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
3196 (thread_across_edge): Remove calls to find_jump_threads_backwards.
3197 * passes.def: Add jump threading passes before DOM/VRP.
3198 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
3199 argument to a basic block from an edge. Remove tests which are
3201 (pass_data_thread_jumps, class pass_thread_jumps): New.
3202 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
3203 (make_pass_thread_jumps): Likewise.
3204 * tree-pass.h (make_pass_thread_jumps): Declare.
3206 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
3208 * config/visium/visium-protos.h (split_double_move): Rename into...
3209 (visium_split_double_move): ...this.
3210 (visium_split_double_add): Declare.
3211 * config/visium/visium.c (split_double_move): Rename into...
3212 (visium_split_double_move): ...this.
3213 (visium_split_double_add): New function.
3214 (visium_expand_copysign): Renumber operands for consistency.
3215 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
3216 (DFmode move splitter): Likewise.
3217 (*addi3_insn): Split by means of visium_split_double_add.
3218 (*adddi3_insn_flags): Delete.
3219 (*plus_plus_sltu<subst_arith>): New insn.
3220 (*subdi3_insn): Split by means of visium_split_double_add.
3221 (subdi3_insn_flags): Delete.
3222 (*minus_minus_sltu<subst_arith>): New insn.
3223 (*negdi2_insn): Split by means of visium_split_double_add.
3224 (*negdi2_insn_flags): Delete.
3226 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
3228 * configure.ac: Treat a --with-headers option without argument
3229 the same as the default (i.e. consult sys-include directory).
3230 * configure: Regenerate.
3232 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3234 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
3235 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
3237 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
3238 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3240 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3243 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
3244 tree-stdarg analysis results.
3245 (aarch64_setup_incoming_varargs): Likewise.
3247 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3249 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
3250 va_list_gpr_counter_field and va_list_fpr_counter_field.
3252 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
3255 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
3256 * config/aarch64/aarch64.c
3257 (aarch64_cannot_change_mode_class): Remove function.
3258 * config/aarch64/aarch64-protos.h
3259 (aarch64_cannot_change_mode_class): Remove.
3261 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3263 * cfgloop.c (record_niter_bound): Record likely upper bounds.
3264 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
3265 get_likely_max_loop_iterations_int): New.
3266 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
3267 any_likely_upper_bound.
3268 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
3270 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
3271 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
3273 (unroll_loop_constant_iterations): Likewise.
3274 (unroll_loop_runtime_iterations): Likewise.
3275 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
3276 * lto-streamer-out.c (output_cfg): Likewise.
3277 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
3279 (canonicalize_loop_induction_variables): Dump likely upper bounds.
3280 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
3281 (likely_max_loop_iterations): New.
3282 (likely_max_loop_iterations_int): New.
3283 (likely_max_stmt_executions): New.
3284 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
3285 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
3286 likely_max_stmt_executions): Declare.
3288 2016-05-27 Marek Polacek <polacek@redhat.com>
3291 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
3293 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3295 * config/s390/s390.md (2x risbg splitters): Use
3296 reg_overlap_mentioned_p instead of rtx_equal_p.
3298 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
3300 * combine.c (make_compound_operation): Take known zero bits into
3301 account when checking for possible zero_extend.
3303 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3305 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
3306 Use const_int_operand for operand 2 predicate. Simplify expand code
3309 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
3312 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
3315 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3317 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
3318 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
3319 that returns CC_SESWPmode and CC_ZESWPmode.
3320 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
3322 (aarch64_rtx_costs): Likewise.
3324 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3326 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
3327 for ISA 3.0 min/max support.
3328 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
3329 conditional move support.
3330 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
3331 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
3333 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
3334 conditional moves where the comparison type is different from move
3336 (fp_minmax): New code iterator for smin/smax.
3337 (minmax): New code attributes for min/max.
3338 (SMINMAX): Likewise.
3339 (smax<mode>3): Combine min, max insns into one insn using the
3340 fp_minmax code iterator. Add support for ISA 3.0 min/max
3341 instructions that don't need -ffast-math.
3342 (s<minmax><mode>3): Likewise.
3343 (smax<mode>3_vsx): Likewise.
3344 (smin<mode>3): Likewise.
3345 (s<minmax><mode>3_vsx): Likewise.
3346 (smin<mode>3_vsx): Likewise.
3347 (pre-VSX min/max splitters): Likewise.
3348 (s<minmax><mode>3_fpr): Likewise.
3349 (movsfcc): Rewrite floating point conditional moves to combine
3350 SFmode/DFmode into a single insn.
3351 (mov<mode>cc): Likewise.
3352 (movdfcc): Likewise.
3353 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
3354 SFDF2 iterators to handle all combinations.
3355 (fseldfsf4): Likewise.
3356 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
3357 (fseldfdf4): Likewise.
3358 (fselsfdf4): Likewise.
3359 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
3360 comparison instructions that set a 0/-1 mask, and use it for
3361 floating point conditional move via XXSEL.
3362 (fpmask<mode>): Likewise.
3363 (xxsel<mode>): Likewise.
3364 * config/rs6000/predicates.md (min_max_operator): Delete, no
3366 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
3367 instructions that generate a 0/-1 mask for use with XXSEL.
3368 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
3369 say whether floating point min/max is available, either through
3370 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
3371 (TARGET_MINMAX_DF): Likewise.
3373 2016-05-27 Alan Modra <amodra@gmail.com>
3375 PR rtl-optimization/71275
3376 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
3377 for update_equiv_regs and combine_and_move_insns.
3379 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
3382 if_then_else or cond RTXes to calculate attribute value.
3383 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
3384 <attr "length_immediate>: Ditto.
3385 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
3386 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
3387 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
3388 <attr "type">: Ditto.
3389 <attr "prefix_data16">: Ditto.
3390 <attr "prefix_extra">: Ditto.
3391 <attr "length_immediate">: Ditto.
3392 <attr "prefix">: Ditto.
3393 (vec_set<mode>_0) <attr "isa">: Ditto.
3394 <attr "prefix_extra">: Ditto.
3395 <attr "length_immediate">: Ditto.
3396 <attr "prefix">: Ditto.
3397 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
3398 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
3399 (sse2_storelpd) <attr "prefix_data16">: Ditto.
3400 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
3401 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
3402 <attr "length_immediate">: Ditto.
3403 <attr "prefix">: Ditto.
3404 (sse2_movsd) <attr "length_immediate">: Ditto.
3405 <attr "prefix">: Ditto.
3406 (vec_concatv2df) <attr "isa">: Ditto.
3407 <attr "prefix">: Ditto.
3408 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
3409 (*vec_extractv2di_1) <attr "isa">: Ditto.
3410 <attr "type">: Ditto.
3411 <attr "length_immediate">: Ditto.
3412 <attr "prefix_rex">: Ditto.
3413 <attr "prefix_extra">: Ditto.
3414 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
3415 <attr "prefix_extra">: Ditto.
3416 <attr "length_immediate">: Ditto.
3417 (vec_concatv2di) <attr "isa">: Ditto.
3418 <attr "prefix_extra">: Ditto.
3419 <attr "length_immediate">: Ditto.
3420 <attr "prefix">: Ditto.
3422 2016-05-26 Martin Liska <mliska@suse.cz>
3424 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
3426 (operator+): Likewise.
3427 (operator-): Likewise.
3428 (comp_cost::operator+=): Likewise.
3429 (comp_cost::operator-=): Likewise.
3430 (comp_cost::operator/=): Likewise.
3431 (comp_cost::operator*=): Likewise.
3432 (operator<): Likewise.
3433 (operator==): Likewise.
3434 (operator<=): Likewise.
3436 (infinite_cost_p): Likewise.
3437 (add_costs): Likewise.
3438 (sub_costs): Likewise.
3439 (compare_costs): Likewise.
3440 (set_group_iv_cost): Use the newly introduced functions.
3441 (get_address_cost): Likewise.
3442 (get_shiftadd_cost): Likewise.
3443 (force_expr_to_var_cost): Likewise.
3444 (split_address_cost): Likewise.
3445 (ptr_difference_cost): Likewise.
3446 (difference_cost): Likewise.
3447 (get_computation_cost_at): Likewise.
3448 (determine_group_iv_cost_generic): Likewise.
3449 (determine_group_iv_cost_address): Likewise.
3450 (determine_group_iv_cost_cond): Likewise.
3451 (autoinc_possible_for_pair): Likewise.
3452 (determine_group_iv_costs): Likewise.
3453 (cheaper_cost_pair): Likewise.
3454 (iv_ca_recount_cost): Likewise.
3455 (iv_ca_set_no_cp): Likewise.
3456 (iv_ca_set_cp): Likewise.
3457 (iv_ca_cost): Likewise.
3458 (iv_ca_new): Likewise.
3459 (iv_ca_dump): Likewise.
3460 (iv_ca_narrow): Likewise.
3461 (iv_ca_prune): Likewise.
3462 (iv_ca_replace): Likewise.
3463 (try_add_cand_for): Likewise.
3464 (try_improve_iv_set): Likewise.
3465 (find_optimal_iv_set): Likewise.
3467 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
3469 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
3470 that internal functions will clobber all caller-saved registers.
3472 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3474 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
3475 Return a better case_values_threshold when optimizing.
3477 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
3479 * config/aarch64/aarch64-simd.md (aarch64_combinez):
3480 Add ? to integer variant.
3481 (aarch64_combinez_be): Likewise.
3483 2016-05-26 Jakub Jelinek <jakub@redhat.com>
3485 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
3486 instead of x constraint.
3487 (vcvtps2ph256<mask_name>): Likewise.
3489 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
3490 alternative. Formatting fix.
3492 * config/i386/sse.md
3493 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
3495 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
3496 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
3497 maybe_evex prefix instead of vex.
3498 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
3499 EXT_REX_SSE_REG_P (op0) case in the splitter.
3501 2016-05-25 Jeff Law <law@redhat.com>
3503 PR tree-optimization/71272
3504 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
3505 Update comments. Add test for empty path.
3507 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3509 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
3510 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
3511 special case builtin.
3512 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3513 code for ALTIVEC_BUILTIN_VEC_CMPNE.
3514 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3515 for __builtin_vec_cmpne.
3517 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
3519 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
3520 redundant test and bail out if the type of the new operand is not
3521 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
3523 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
3526 (x_ix86_target_flags_explicit): Remove.
3527 * config/i386/i386.c (ix86_function_specific_save): Do not copy
3528 x_ix86_target_flags_explicit.
3529 (ix86_function_specific_restore): Ditto.
3531 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
3532 H.J. Lu <hongjiu.lu@intel.com>
3535 * common/config/i386/i386-common.c
3536 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
3537 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
3538 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
3539 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
3540 (-mgeneral-regs-only): Add new option.
3541 * config/i386/i386.c (ix86_option_override_internal): Don't enable
3542 x87 instructions if only general registers are allowed.
3543 (ix86_target_string): Add ix86_flags argument. Handle additional
3544 flags options through ix86_flags argument. Update all callers.
3545 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
3547 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3549 PR rtl-optimization/66940
3550 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
3551 decrementing desired_val will not overflow before performing these
3554 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
3556 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
3557 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
3558 * config/i386/i386.c (enum ix86_builtins): Add
3559 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
3560 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
3561 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
3562 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
3563 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
3564 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
3565 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
3566 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
3567 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
3568 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
3569 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
3570 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
3571 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
3572 __builtin_ia32_cvtps2dq512_mask.
3573 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
3574 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
3575 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
3576 * config/i386/sse.md
3577 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
3579 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
3580 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
3582 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
3583 (avx512f_vec_pack_sfix_v8df): New define_expand.
3584 (avx512f_roundpd512): Rename to ...
3585 (avx512f_round<castmode>512): ... this. Change iterator.
3586 (avx512f_roundps512_sfix): New define_expand.
3587 (round<mode>2_sfix): Change iterator.
3589 2016-05-25 Nick Clifton <nickc@redhat.com>
3591 * config/msp430/msp430.c (msp430_attr): Produce an error if a
3592 static interrupt handler is detected.
3593 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
3594 default linker script.
3595 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
3596 the low part of a symbolic pointer.
3598 2016-05-25 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/71261
3601 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
3602 interesting stmt instead of immediate uses when looking
3603 for the use operand to replace.
3605 2016-05-25 Martin Liska <mliska@suse.cz>
3607 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
3609 2016-05-25 Richard Biener <rguenther@suse.de>
3611 PR tree-optimization/71264
3612 * tree-vect-stmts.c (vect_init_vector): Properly deal with
3615 2016-05-25 Martin Liska <mliska@suse.cz>
3617 PR tree-optimization/71239
3618 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
3619 if DECL_SIZE is NULL.
3621 2016-05-25 Richard Biener <rguenther@suse.de>
3623 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
3624 * tree-if-conv.c (pass_data_if_conversion): Use it.
3626 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
3628 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
3629 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
3630 * varpool.c (varpool_node::get_availability): Likewise.
3632 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3634 * config/rs6000/altivec.md (VNEG iterator): New iterator for
3635 VNEGW/VNEGD instructions.
3636 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
3637 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
3638 support for ISA 3.0 VNEGW/VNEGD instructions.
3640 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
3642 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
3643 pointers inside OACC_DATA regions.
3644 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
3645 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
3646 (gimplify_adjust_omp_clauses): Fix typo in comment.
3648 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3650 * config/rs6000/altivec.md (VParity): New mode iterator for vector
3651 parity built-in functions.
3652 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
3654 (p9v_parity<mode>2): Likewise.
3655 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
3657 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
3658 (parity<mode>2): ISA 3.0 expander for vector parity.
3659 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
3661 (BU_P9_64BIT_MISC_0): Likewise.
3662 (BU_P9_MISC_0): Likewise.
3663 (BU_P9V_AV_1): Likewise.
3664 (BU_P9V_AV_2): Likewise.
3665 (BU_P9V_AV_3): Likewise.
3666 (BU_P9V_AV_P): Likewise.
3667 (BU_P9V_VSX_1): Likewise.
3668 (BU_P9V_OVERLOAD_1): Likewise.
3669 (BU_P9V_OVERLOAD_2): Likewise.
3670 (BU_P9V_OVERLOAD_3): Likewise.
3671 (VCTZB): Add vector count trailing zeros support.
3675 (VPRTYBD): Add vector parity support.
3676 (VPRTYBQ): Likewise.
3677 (VPRTYBW): Likewise.
3678 (VCTZ): Add overloaded vector count trailing zeros support.
3679 (VPRTYB): Add overloaded vector parity support.
3680 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3681 overloaded vector count trailing zeros and parity instructions.
3682 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
3683 vector parity support.
3684 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
3685 trailing zeros support.
3686 (vec_cntlz): Likewise.
3687 (vec_vctzb): Likewise.
3688 (vec_vctzd): Likewise.
3689 (vec_vctzh): Likewise.
3690 (vec_vctzw): Likewise.
3691 (vec_vprtyb): Add ISA 3.0 vector parity support.
3692 (vec_vprtybd): Likewise.
3693 (vec_vprtybw): Likewise.
3694 (vec_vprtybq): Likewise.
3695 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3696 the ISA 3.0 vector count trailing zeros and vector parity built-in
3699 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3701 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
3702 when there is stmt_to_insert.
3704 2016-05-24 Martin Sebor <msebor@redhat.com>
3707 * tree.h (complete_or_array_type_p): New inline function.
3709 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3711 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
3712 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
3713 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
3715 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
3716 Limit 1st alternative to noavx isa, split 2nd alternative into one
3717 noavx and one avx alternative, use *x and Bm in the former and
3718 x and m in the latter.
3720 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
3721 of sse4 for the first alternative, drop %v from the template
3722 and d operand modifier. Split second alternative into one sse4_noavx
3723 and one avx alternative, use *x instead of *v in the former and v
3724 instead of *v in the latter.
3725 (*sse4_1_extractps): Use noavx isa instead of * for the first
3726 alternative, drop %v from the template. Split second alternative into
3727 one noavx and one avx alternative, use *x instead of *v in the
3728 former and v instead of *v in the latter.
3729 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
3730 with noavx and the last one with avx.
3731 (sse4_1_phminposuw): Guard first alternative with noavx isa,
3732 split the second one into one noavx and one avx alternative,
3733 use *x and Bm in the former and x and m in the latter one.
3734 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
3737 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
3738 first two alternatives to noavx, use *x instead of *v in the second
3739 one, add avx alternative without *.
3740 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
3741 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
3742 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
3744 2016-05-24 Jeff Law <law@redhat.com>
3746 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
3747 New function, extracted from...
3748 (fsm_find_control_statement_thread_paths): Here. Use the new function.
3749 Allow simple copies and constant initializations in the SSA chain.
3751 2016-05-24 Marek Polacek <polacek@redhat.com>
3754 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
3757 2016-05-24 Jakub Jelinek <jakub@redhat.com>
3760 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
3761 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
3762 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
3763 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
3764 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
3766 2016-05-24 Richard Biener <rguenther@suse.de>
3768 PR tree-optimization/71240
3769 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
3772 2016-05-24 Richard Biener <rguenther@suse.de>
3774 PR tree-optimization/71230
3775 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
3777 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3779 * tree-vectorizer.h (vectorizable_comparison): Delete.
3780 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
3781 PURE_SLP_STMT check.
3782 * tree-vect-stmts.c (vectorizable_call): Likewise.
3783 (vectorizable_simd_clone_call): Likewise.
3784 (vectorizable_conversion): Likewise.
3785 (vectorizable_assignment): Likewise.
3786 (vectorizable_shift): Likewise.
3787 (vectorizable_operation): Likewise.
3788 (vectorizable_load): Likewise.
3789 (vectorizable_condition): Likewise.
3790 (vectorizable_store): Likewise. Assert that we don't have
3792 (vectorizable_comparison): Make static. Remove redundant
3793 PURE_SLP_STMT check.
3794 (vect_transform_stmt): Assert that we always have an slp_node
3797 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3799 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
3800 operands[2] against 1 with comparison against CONST1_RTX.
3801 (<shift>di3_neon): Likewise.
3802 * config/arm/predicates.md (const0_operand): Replace with comparison
3805 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3807 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
3808 operands[2] against 1 with comparison against CONST1_RTX.
3809 (ashrdi3): Likewise.
3810 (lshrdi3): Likewise.
3811 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
3813 (ashrsi3): Likewise.
3814 (lshrsi3): Likewise.
3815 (rotrsi3): Likewise.
3816 (define_split above *compareqi_eq0): Likewise.
3817 (define_split above "prologue"): Likewise.
3818 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
3819 * config/arm/predicates.md (shift_operator): Likewise.
3820 (shift_nomul_operator): Likewise.
3821 (sat_shift_operator): Likewise.
3822 (thumb1_cmp_operand): Likewise.
3823 (const_neon_scalar_shift_amount_operand): Replace manual range
3824 check with IN_RANGE.
3825 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
3826 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
3828 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3830 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
3831 with HOST_WIDE_INT_1.
3833 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
3834 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
3835 (arm_canonicalize_comparison): Likewise.
3836 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
3838 (thumb1_size_rtx_costs): Likewise.
3839 (vfp_const_double_index): Replace cast of 1 to unsigned
3840 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3841 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
3843 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
3844 HOST_WIDE_INT with HOST_WIDE_INT_1U.
3845 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
3846 HOST_WIDE_INT with HOST_WIDE_INT_1.
3848 2016-05-24 Marek Polacek <polacek@redhat.com>
3850 * tree-cfg.h (should_remove_lhs_p): New predicate.
3851 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
3852 * gimplify.c (gimplify_modify_expr): Likewise.
3853 * tree-cfg.c (verify_gimple_call): Likewise.
3854 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
3855 * gimple-fold.c: Include "tree-cfg.h".
3856 (gimple_fold_call): Use should_remove_lhs_p.
3858 2016-05-24 Richard Biener <rguenther@suse.de>
3860 PR tree-optimization/71253
3861 * cfganal.h (control_dependences): Make robust against edge
3863 (control_dependences::control_dependences): Remove edge_list argument.
3864 (control_dependences::get_edge): Remove.
3865 (control_dependences::get_edge_src): Add.
3866 (control_dependences::get_edge_dest): Likewise.
3867 (control_dependences::m_el): Make a vector of edge src/dest index.
3868 * cfganal.c (control_dependences::find_control_dependence): Adjust.
3869 (control_dependences::control_dependences): Likewise.
3870 (control_dependences::~control_dependence): Likewise.
3871 (control_dependences::get_edge): Remove.
3872 (control_dependences::get_edge_src): Add.
3873 (control_dependences::get_edge_dest): Likewise.
3874 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
3876 (perform_tree_ssa_dce): Adjust.
3877 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
3879 (pass_loop_distribution::execute): Adjust. Do loop destroying
3880 conditional on changed.
3882 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3885 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
3886 return. Reindent transformation comment and mention the ARM state
3889 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3892 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
3893 after build_and_add_sum creates new use stmt.
3895 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3897 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
3898 load_lanes/grouped_load classification comes first. Don't check
3899 whether the vectorization factor is a multiple of the group size
3902 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
3904 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
3905 GROUP_GAP for single-element interleaving.
3906 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
3909 2016-05-24 Richard Biener <rguenther@suse.de>
3913 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
3914 bases which are accessed with non-invariant indices.
3915 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
3916 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
3918 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
3921 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
3922 (add_to_ops_vec): Add stmt_to_insert.
3923 (add_repeat_to_ops_vec): Init stmt_to_insert.
3924 (insert_stmt_before_use): New.
3925 (transform_add_to_multiply): Remove mult_stmt insertion and add it
3927 (get_ops): Init stmt_to_insert.
3928 (maybe_optimize_range_tests): Likewise.
3929 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
3930 (rewrite_expr_tree_parallel): Likewise.
3931 (reassociate_bb): Likewise.
3933 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3936 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
3937 ISA 3.0 xxperm fusion alternative.
3938 (altivec_vperm_v8hiv16qi): Likewise.
3939 (altivec_vperm_<mode>_uns_internal): Likewise.
3940 (vperm_v8hiv4si): Likewise.
3941 (vperm_v16qiv8hi): Likewise.
3943 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3944 Kelvin Nilsen <kelvin@gcc.gnu.org>
3946 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
3947 vpermr/xxpermr on ISA 3.0.
3948 (altivec_expand_vec_perm_le): Likewise.
3949 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
3950 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
3953 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
3955 * config/i386/i386.h (IS_STACK_MODE): Enable for
3956 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
3957 SSE_FLOAT_MODE_P macros.
3958 * config/i386/i386.c (ix86_preferred_reload_class): Use
3959 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
3960 Cleanup regclass processing for CONST_DOUBLE_P.
3961 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
3962 (ix86_rtx_costs): Remove redundant TARGET_80387 check
3963 with IS_STACK_MODE macro.
3964 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
3966 (*movdf_internal): Use IS_STACK_MODE macro.
3967 (*movsf_internal): Ditto.
3969 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
3971 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
3972 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
3974 2016-05-23 Jeff Law <law@redhat.com>
3976 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
3978 (fsm_find_control_statement_thread_paths): Call it.
3980 2016-05-23 Martin Jambor <mjambor@suse.cz>
3983 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
3984 from_global_constant if t is not NULL.
3986 2016-05-23 Marek Polacek <polacek@redhat.com>
3989 * common.opt (Wswitch-unreachable): New option.
3990 * doc/invoke.texi: Document -Wswitch-unreachable.
3991 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
3994 2016-05-23 Bin Cheng <bin.cheng@arm.com>
3996 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
3997 TMR_INDEX is non-NULL.
3999 2016-05-23 Richard Biener <rguenther@suse.de>
4001 PR tree-optimization/71230
4002 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
4003 (try_special_add_to_ops): ... here. Always test for single-use.
4005 2016-05-23 Martin Jambor <mjambor@suse.cz>
4007 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
4008 default block if a PHI node in the original one would be resized.
4010 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4012 PR tree-optimization/58135
4013 * tree-vect-slp.c: When group size is not multiple
4014 of vector size, allow splitting of store group at
4017 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
4019 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
4021 2016-05-22 Jakub Jelinek <jakub@redhat.com>
4023 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
4024 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
4025 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
4028 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
4029 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
4030 v constraint instead of x and vinserti32x4 insn.
4032 * config/i386/sse.md (i128vldq): New mode iterator.
4033 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
4034 avx512dq and avx512vl alternatives.
4036 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
4037 constraint, use maybe_evex prefix instead of vex.
4038 (vec_dupv4sf): Use v constraint instead of x for output
4039 operand except for noavx alternative, use Yv constraint
4040 instead of x for input. Use maybe_evex prefix instead of vex.
4041 (*vec_dupv4si): Likewise.
4042 (*vec_dupv2di): Likewise.
4044 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
4047 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
4048 (linearize_expr_tree): Call try_special_add_to_ops.
4049 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
4051 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4053 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
4054 to computed stack_usage.
4056 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4059 * config/avr/avr.md (define_expand "mov<mode>"): If the source
4060 operand is subreg (symbol_ref) then move the symbol ref to register.
4062 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
4064 * tree.c (array_at_struct_end_p): Look through MEM_REF.
4066 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4069 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
4072 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4074 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
4075 ranges by calling get_single_symbol and tidy up. Look more closely
4076 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
4078 2016-05-20 Jeff Law <law@redhat.com>
4080 * bitmap.c (bitmap_find_bit): Remove useless test.
4082 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
4084 * function.c (thread_prologue_and_epilogue_insns): Commit the
4085 insertion of the epilogue.
4087 2016-05-20 Martin Jambor <mjambor@suse.cz>
4089 PR tree-optimization/70884
4090 * tree-sra.c (initialize_constant_pool_replacements): Do not check
4091 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
4092 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
4093 of constant pool data as a reason for scalarization.
4095 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
4097 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
4098 for naked functions.
4099 (thumb1_expand_prologue): Likewise.
4101 2016-05-20 Nathan Sidwell <nathan@acm.org>
4103 * config/nvptx/nptx.c (nvptx_option_override): Only set
4104 flag_toplevel_reorder, if not explicitly specified. Set
4105 flag_no_common, unless explicitly specified.
4107 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4109 * calls.c (can_implement_as_sibling_call_p): Mark param
4110 reg_parm_stack_space with ATTRIBUTE_UNUSED.
4112 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
4114 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
4115 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
4116 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
4118 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
4119 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
4122 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
4124 * config/nvptx/nvptx.md (sincossf3): New pattern.
4126 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4128 * calls.c (maybe_complain_about_tail_call): New function.
4129 (initialize_argument_information): Call
4130 maybe_complain_about_tail_call when clearing *may_tailcall.
4131 (can_implement_as_sibling_call_p): Call
4132 maybe_complain_about_tail_call when returning false.
4133 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
4134 ensure try_tail_call is set. Call maybe_complain_about_tail_call
4135 if tail-call optimization fails.
4136 * cfgexpand.c (expand_call_stmt): Initialize
4137 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
4138 * gimple-pretty-print.c (dump_gimple_call): Dump
4139 gimple_call_must_tail_p.
4140 * gimple.c (gimple_build_call_from_tree): Call
4141 gimple_call_set_must_tail with the value of
4142 CALL_EXPR_MUST_TAIL_CALL.
4143 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
4144 (gimple_call_set_must_tail): New function.
4145 (gimple_call_must_tail_p): New function.
4146 * print-tree.c (print_node): Update printing of TREE_STATIC
4147 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
4148 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
4149 trailing comment listing applicable flags.
4150 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
4152 2016-05-20 David Malcolm <dmalcolm@redhat.com>
4154 * calls.c (expand_call): Move "Rest of purposes for tail call
4155 optimizations to fail" to...
4156 (can_implement_as_sibling_call_p): ...this new function, and
4157 split into multiple "if" statements.
4159 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4161 * cfgloop.h (expected_loop_iterations_unbounded,
4162 expected_loop_iterations): Unconstify.
4163 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
4164 profile with known upper bound; return 3 when profile is absent.
4165 (expected_loop_iterations): Update.
4167 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4169 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
4170 and get_max_loop_iterations_int.
4172 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
4174 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
4175 realistic upper bounds here.
4177 2016-05-20 Jakub Jelinek <jakub@redhat.com>
4180 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
4181 calls if the LHS is variable length or has addressable type.
4182 If targets[0]->decl is a noreturn call with void return type and
4183 zero arguments, adjust fntype and remove lhs in that case.
4185 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
4187 PR tree-optimization/71079
4188 PR tree-optimization/71206
4189 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
4191 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4193 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
4194 (get_vec_alignment_for_array_decl): Likewise.
4195 (get_vec_alignment_for_record_decl): Likewise.
4196 (increase_alignment::execute): Move code to find alignment to
4197 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
4198 (type_align_map): New hash_map.
4200 2016-05-20 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/29756
4203 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
4204 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
4205 * fold-const.c (operand_equal_p): Likewise.
4206 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
4207 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
4208 * tree-inline.c (estimate_operator_cost): Likewise.
4209 * tree-pretty-print.c (dump_generic_node): Likewise.
4210 * tree-ssa-operands.c (get_expr_operands): Likewise.
4211 * cfgexpand.c (expand_debug_expr): Likewise.
4212 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
4213 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
4214 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
4215 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
4216 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
4217 (execute_update_addresses_taken): Do it.
4219 2016-05-20 Richard Biener <rguenther@suse.de>
4221 PR tree-optimization/71185
4222 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
4223 register operations.
4225 2016-05-20 Richard Biener <rguenther@suse.de>
4227 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
4228 gimple_seq_add_seq_without_update.
4229 (release_bb_predicate): Assert we have no operands to free.
4230 (if_convertible_loop_p_1): Calculate post dominators later.
4231 Do not free BB predicates here.
4232 (combine_blocks): Do not recompute BB predicates.
4233 (version_loop_for_if_conversion): Save BB predicates around
4236 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4238 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
4239 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
4240 code. Ignore sibcalls on EDGE_IGNORE edges.
4241 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
4242 on edges for sibcalls that run without prologue. The rest of the
4243 function is combined from...
4244 (fix_fake_fallthrough_edge): ... this, and ...
4245 (try_shrink_wrapping): ... a part of this. Remove the bb_with
4246 function argument, make it a local variable.
4248 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
4250 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
4251 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
4252 for 32-bit mode and SEH for 64-bit.
4253 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
4254 TARGET_64BIT_DEFAULT.
4256 2016-05-19 Ryan Burn <contact@rnburn.com>
4258 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
4259 * gengtype.c (open_base_files): Add cilk.h to ifiles.
4261 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
4263 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
4264 force pending loads from memory.
4266 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
4268 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
4269 (UNSPEC_DARN_32): New unspec constant.
4270 (UNSPEC_DARN_RAW): New unspec constant.
4271 (darn_32): New instruction.
4272 (darn_raw): New instruction.
4273 (darn): New instruction.
4274 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
4275 support and documentation for this macro.
4276 (BU_P9_MISC_1): New macro definition.
4277 (BU_P9_64BIT_MISC_0): New macro definition.
4278 (BU_P9_MISC_0): New macro definition.
4279 (darn_32): New builtin definition.
4280 (darn_raw): New builtin definition.
4281 (darn): New builtin definition.
4282 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
4283 RS6000_BUILTIN_0 directives to surround each occurrence of
4284 #include "rs6000-builtin.def".
4285 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
4286 RS6000_BTM_64BIT flags to the returned mask, depending on
4288 (def_builtin): Correct an error in the assignments made to the
4289 debugging variable attr_string.
4290 (rs6000_expand_builtin): Add support for no-operand built-in
4292 (builtin_function_type): Remove fatal_error assertion that is no
4294 (rs6000_common_init_builtins): Add support for no-operand built-in
4296 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
4298 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
4300 (RS6000_BTM_64BIT): New macro definition.
4301 * doc/extend.texi: Document __builtin_darn (void),
4302 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
4305 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
4307 * tree-vect-loop.c (vect_analyze_loop_2): Use also
4308 max_loop_iterations_int.
4310 2016-05-19 Marek Polacek <polacek@redhat.com>
4312 PR tree-optimization/71031
4313 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
4314 condition and adjust the code a bit.
4316 2016-05-19 Martin Liska <mliska@suse.cz>
4318 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
4319 auto_vec instead of vec.
4321 2016-05-19 Martin Liska <mliska@suse.cz>
4323 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
4325 2016-05-19 Martin Liska <mliska@suse.cz>
4327 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
4329 2016-05-19 Martin Liska <mliska@suse.cz>
4331 * ipa-pure-const.c (set_function_state): Remove an existing
4333 (remove_node_data): Do not free it as it's released
4334 in set_function_state.
4336 2016-05-19 Martin Liska <mliska@suse.cz>
4338 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
4341 2016-05-19 Martin Liska <mliska@suse.cz>
4343 * omp-simd-clone.c (simd_clone_adjust): Release vector.
4345 2016-05-19 Martin Liska <mliska@suse.cz>
4347 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
4348 an auto_vec instead of re-creating it.
4350 2016-05-19 Martin Liska <mliska@suse.cz>
4352 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
4353 auto_vec instead of vec.
4355 2016-05-19 Martin Liska <mliska@suse.cz>
4357 * lto-section-in.c (lto_get_section_data): Call
4358 lto_check_version with additional argument.
4359 * lto-streamer.c (lto_check_version): Add new argument.
4360 * lto-streamer.h (lto_check_version): Likewise.
4362 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4364 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
4365 Don't add cost of inner memory when handling sign-extended loads.
4367 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
4369 PR rtl-optimization/71148
4370 * cse.c (cse_main): Free dominance info.
4371 (rest_of_handle_cse): Don't free dominance info.
4372 (rest_of_handle_cse2): Likewise.
4373 (rest_of_handle_cse_after_global_opts): Likewise.
4375 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4378 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
4379 NULL_TREE early if NEON is not available. Remove now redundant check
4380 in ARM_CHECK_BUILTIN_MODE.
4382 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
4385 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
4386 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
4387 * doc/cpp.texi: Document new macros.
4389 2016-05-19 Bin Cheng <bin.cheng@arm.com>
4391 PR tree-optimization/69848
4392 * tree-vect-loop.c (vectorizable_reduction): Don't factor
4393 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
4395 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
4397 * function.c (thread_prologue_and_epilogue_insn): Move the
4398 "goto epilogue_done" one block later.
4400 2016-05-19 Richard Biener <rguenther@suse.de>
4402 PR tree-optimization/70729
4403 * passes.def: Move LIM pass before PRE. Remove no longer
4404 required copyprop and move first DCE out of the loop pipeline.
4406 2016-05-18 David Malcolm <dmalcolm@redhat.com>
4409 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
4410 (OBJS-libcommon-target): ...here.
4411 * opts-common.c: Include spellcheck.h.
4412 (cmdline_handle_error): Build a vec of valid options and use it
4413 to suggest provide hints for misspelled arguments.
4415 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4418 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
4419 lhs if it has TREE_ADDRESSABLE type.
4421 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
4424 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
4425 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
4427 2016-05-18 Martin Jambor <mjambor@suse.cz>
4430 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
4431 input for NOP_EXPR pass-through functions.
4432 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
4433 aggregate global constant VAR_DECLs in constant jump functions.
4435 2016-05-18 Martin Jambor <mjambor@suse.cz>
4438 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
4439 from TREE_READONLY parameters.
4441 2016-05-18 Martin Jambor <mjambor@suse.cz>
4444 * cgraph.h (cgraph_indirect_call_info): New field
4445 guaranteed_unmodified.
4446 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
4447 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4449 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
4450 pass the parameter value to ipa_find_agg_cst_for_param.
4451 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
4452 guaranteed_unmodified, store AA results there instead of bailing out
4454 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
4455 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
4456 (find_constructor_constant_at_offset): New function.
4457 (ipa_find_agg_cst_from_init): Likewise.
4458 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
4459 static initializers of contants, report back through a new paameter
4460 from_global_constant if that was the case.
4461 (try_make_edge_direct_simple_call): Also pass parameter value to
4462 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
4464 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
4465 (ipa_read_indirect_edge_info): Likewise.
4466 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
4467 (ipa_load_from_parm_agg): Likewise.
4469 2016-05-18 Jiong Wang <jiong.wang@arm.com>
4471 PR rtl-optimization/71150
4472 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
4475 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4478 * config/rs6000/constraints.md (wE constraint): New constraint
4479 for a vector constant that can be loaded with XXSPLTIB.
4480 (wM constraint): New constraint for a vector constant of a 1's.
4481 (wS constraint): New constraint for a vector constant that can be
4482 loaded with XXSPLTIB and a vector sign extend instruction.
4483 * config/rs6000/predicates.md (xxspltib_constant_split): New
4484 predicates for wE/wS constraints.
4485 (xxspltib_constant_nosplit): Likewise.
4486 (easy_vector_constant): Add support for constants that can be
4487 loaded via XXSPLTIB.
4488 (all_ones_constant): New predicate for vector constant with all
4490 (splat_input_operand): Add support for ISA 3.0 word splat operations.
4491 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
4492 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
4493 instruction and possibly with a sign extension.
4494 (output_vec_const_move): Add support for XXSPLTIB. If we are
4495 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
4496 instead of XXLXOR/XXLORC.
4497 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
4499 (rs6000_legitimize_reload_address): Likewise.
4500 (rs6000_output_move_128bit): Use output_vec_const_move to emit
4502 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
4503 combine VSX_M and VSX_M2 into one iterator.
4505 (VSINT_84): New iterators for loading constants with XXSPLTIB.
4506 (VSINT_842): Likewise.
4507 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
4508 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
4509 XXSPLTIB instruction.
4510 (xxspltib_<mode>_nosplit): Likewise.
4511 (xxspltib_<mode>_split): New insn to load up constants with
4512 XXSPLTIB and a sign extend instruction.
4513 (vsx_mov<mode>): Replace single move that handled all vector types
4514 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
4515 moves (when -mvsx-timode is in effect) into the main vector
4516 moves. Eliminate separate moves for <VSr> <VSa>, where the
4517 preferred register class (<VSr>) is listed first, and the
4518 secondary register class (<VSa>) is listed second with a '?' to
4519 discourage use. Prefer loading 0/-1 in any VSX register for ISA
4520 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
4521 that if the register was involved in a slow operation, the
4522 clear/set operation does not wait for the slow operation to
4523 finish. Adjust the length attributes for 32-bit mode. Use
4524 rs6000_output_move_128bit and drop the use of the string
4525 instructions for 32-bit movti when -mvsx-timode is in effect. Use
4526 spacing so that the alternatives and attributes don't generate
4527 long lines, and put things in columns, so that it is easier to
4528 match up the operands and attributes with the insn alternatives.
4529 (vsx_mov<mode>_64bit): Likewise.
4530 (vsx_mov<mode>_32bit): Likewise.
4531 (vsx_movti_64bit): Fold movti into normal vector moves.
4532 (vsx_movti_32bit): Likewise.
4533 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
4535 (vsx_splat_v4si_internal): Likewise.
4536 (vsx_splat_v4sf_internal): Likewise.
4537 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
4538 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
4539 extend vector elements.
4540 (vsx_sign_extend_hi_<mode>): Likewise.
4541 (vsx_sign_extend_si_v2di): Likewise.
4542 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
4544 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
4545 constraints. Add trailing period to wL documentation.
4547 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
4550 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
4551 * tree-dfa.c (replace_abnormal_ssa_names): New function.
4552 * tree-call-cdce.c: Include tree-dfa.h.
4553 (can_guard_call_p): New function, extracted from...
4554 (can_use_internal_fn): ...here.
4555 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
4557 (shrink_wrap_one_built_in_call): Likewise.
4558 (use_internal_fn): Likewise.
4559 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
4560 and return void. Call replace_abnormal_ssa_names.
4561 (pass_call_cdce::execute): Check can_guard_call_p during the
4562 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
4563 will always change something.
4565 2016-05-18 Martin Jambor <mjambor@suse.cz>
4568 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
4569 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
4571 2016-05-18 Martin Jambor <mjambor@suse.cz>
4574 * ipa-inline.h (condition): New field size.
4575 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
4576 for comaprison and store it into the new condition.
4577 (evaluate_conditions_for_known_args): Use condition size to check
4578 access sizes for all but CHANGED conditions.
4579 (unmodified_parm_1): New parameter size_p, store access size into it.
4580 (unmodified_parm): Likewise.
4581 (unmodified_parm_or_parm_agg_item): Likewise.
4582 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
4583 (set_cond_stmt_execution_predicate): Extract access sizes and store
4585 (set_switch_stmt_execution_predicate): Likewise.
4586 (will_be_nonconstant_expr_predicate): Likewise.
4587 (will_be_nonconstant_predicate): Likewise.
4588 (inline_read_section): Stream condition size.
4589 (inline_write_summary): Likewise.
4591 2016-05-18 Richard Biener <rguenther@suse.de>
4593 * tree-ssa-loop-im.c (determine_max_movement): Properly add
4594 condition cost to PHI cost instead of total_cost.
4596 2016-05-18 Martin Liska <mliska@suse.cz>
4599 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
4602 2016-05-18 Richard Biener <rguenther@suse.de>
4604 * lto-streamer.h (LTO_major_version): Bump to 6.
4606 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4608 * function.c (make_split_prologue_seq, make_prologue_seq,
4609 make_epilogue_seq): New functions, factored out from...
4610 (thread_prologue_and_epilogue_insns): Here.
4612 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
4614 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
4615 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
4616 of before. Add a comment.
4618 2016-05-18 Bin Cheng <bin.cheng@arm.com>
4620 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
4621 expression pointer, not pointer to the pointer.
4623 2016-05-18 Jakub Jelinek <jakub@redhat.com>
4625 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
4626 (avx2_pbroadcast<mode>): Add another alternative with v instead
4627 of x constraints in it, using <pbroadcast_evex_isa> isa.
4628 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
4630 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
4631 constraint x instead of v in second alternative, add avx512bw
4634 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
4635 constraint x instead of v in second alternative, add avx512bw
4638 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
4639 constraint x instead of v in second alternative, add avx512bw
4642 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
4643 avx512bw alternative.
4645 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4647 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
4649 (define_insn "*andnottf3"): Ditto.
4650 (define_insn "*<code><mode>3"/any_logic): Ditto.
4651 (define_insn "*<code>tf3"/any_logic): Ditto.
4652 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
4653 operand to block AVX-512VL insn variant emit when it is not enabled.
4655 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
4657 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
4658 constraint fot SF mode.
4660 2016-05-18 Petr Murzin <petr.murzin@intel.com>
4661 Kirill Yukhin <kirill.yukhin@intel.com>
4663 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
4665 (define_insn "rsqrt14<mode>"): Ditto.
4666 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
4667 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
4668 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
4669 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
4670 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
4672 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
4673 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
4674 * config/i386/i386.c (ix86_print_operand): Expand check for size
4675 override codes for Intel syntax.
4677 2016-05-18 Richard Biener <rguenther@suse.de>
4679 PR tree-optimization/71168
4680 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
4681 initialization earlier.
4683 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
4685 * config/aarch64/aarch64-simd.md
4686 (aarch64_reduc_plus_internal<mode>): Rename to...
4687 (reduc_plus_scal): ...This, and remove previous implementation.
4689 2016-05-18 Richard Biener <rguenther@suse.de>
4691 * passes.def: Put late dse and cd_dce in canonical order.
4693 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
4695 * ipa-inline-transform.c (preserve_function_body_p): Look for
4696 first non-thunk clone.
4697 (save_function_body): Save into first non-thunk.
4698 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
4700 (lto_output_node): Inline thunks don't need body in every
4702 * lto-streamer-in.c: Do not fixup thunk clones.
4703 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
4705 * tree-inline.c (copy_bb): Be prepared for target node to be new after
4708 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4711 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
4712 (reassociate_bb): Call transform_add_to_multiply.
4714 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
4716 * config/aarch64/aarch64.c (all_extensions): Removed unused
4719 2016-05-17 Nathan Sidwell <nathan@acm.org>
4721 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
4722 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
4724 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
4726 PR tree-optimization/54579
4728 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
4730 2016-05-17 Marek Polacek <polacek@redhat.com>
4733 * tree-inline.c (expand_call_inline): Call
4734 maybe_remove_unused_call_args.
4736 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
4738 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
4739 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
4740 * doc/md.texi (fmin@var{m}3): Likewise.
4742 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4744 * match.pd (X & C): New transformation.
4746 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4748 * match.pd (~X & Y): New transformation.
4750 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
4752 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
4753 information for new SSA_NAME.
4754 (simplify_conversion_using_ranges): Get range through get_range_info
4755 instead of get_value_range.
4757 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4759 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
4760 Remove inline assembly.
4761 (vmvn_s16): Likewise.
4762 (vmvn_s32): Likewise.
4763 (vmvn_u8): Likewise.
4764 (vmvn_u16): Likewise.
4765 (vmvn_u32): Likewise.
4766 (vmvnq_s8): Likewise.
4767 (vmvnq_s16): Likewise.
4768 (vmvnq_s32): Likewise.
4769 (vmvnq_u8): Likewise.
4770 (vmvnq_u16): Likewise.
4771 (vmvnq_u32): Likewise.
4772 (vmvn_p8): Likewise.
4773 (vmvnq_p16): Likewise.
4775 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4777 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
4779 (vmul_n_s16): Likewise.
4780 (vmul_n_s32): Likewise.
4781 (vmul_n_u16): Likewise.
4782 (vmul_n_u32): Likewise.
4783 (vmulq_n_f32): Likewise.
4784 (vmulq_n_f64): Likewise.
4785 (vmulq_n_s16): Likewise.
4786 (vmulq_n_s32): Likewise.
4787 (vmulq_n_u16): Likewise.
4788 (vmulq_n_u32): Likewise.
4790 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4792 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
4793 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
4795 2016-05-17 Jiong Wang <jiong.wang@arm.com>
4797 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
4798 to *aarch64_fma4_elt_from_dup<mode>.
4799 (*aarch64_fnma4_elt_to_128df): Rename to
4800 *aarch64_fnma4_elt_from_dup<mode>.
4801 * config/aarch64/arm_neon.h (vfma_n_f64): New.
4802 (vfms_n_f32): Likewise.
4803 (vfms_n_f64): Likewise.
4804 (vfmsq_n_f32): Likewise.
4805 (vfmsq_n_f64): Likewise.
4807 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
4809 * wide-int.h: Change fixed_wide_int_storage from class to struct.
4811 2016-05-17 Richard Biener <rguenther@suse.de>
4813 PR tree-optimization/71132
4814 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
4815 Only add control dependences for blocks in the loop.
4816 (build_rdg): Adjust.
4817 (generate_code_for_partition): Return whether loop should
4818 be destroyed and delay that.
4819 (distribute_loop): Likewise.
4820 (pass_loop_distribution::execute): Record loops to be destroyed
4821 and perform delayed destroying of loops.
4823 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4826 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
4828 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4830 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
4832 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
4835 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
4836 insertion point for instructions generated by validize_mem.
4838 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4840 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
4843 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
4845 * config/aarch64/aarch64.c
4846 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
4847 rather than a macro.
4849 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4851 * doc/invoke.texi (AArch64 Options): Various updates.
4853 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4855 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
4856 into instrumentation thunks.
4857 * cif-code.def (CIF_CHKP): New.
4859 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
4863 2016-05-16 Martin Jambor <mjambor@suse.cz>
4865 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
4866 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
4868 2016-05-16 Marek Polacek <polacek@redhat.com>
4870 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
4873 2016-05-16 Martin Jambor <mjambor@suse.cz>
4876 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
4877 the outlined kernel function.
4879 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
4881 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
4882 (ISA_HAS_DLSA): Ditto.
4884 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4886 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
4888 2016-05-16 Nathan Sidwell <nathan@acm.org>
4890 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
4891 (nvptx_name_replacement): Restore. Add comment.
4892 (write_fn_proto, write_fn_proto_from_insn,
4893 nvptx_output_call_insn): Restore
4894 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
4896 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4898 * config/aarch64/aarch64.md
4899 (add<mode>3_compareC_cconly_imm): Remove use of %w.
4900 (add<mode>3_compareC_imm): Likewise.
4901 (<optab>si3_uxtw): Split into register and immediate variants.
4902 (andsi3_compare0_uxtw): Likewise.
4903 (and<mode>3_compare0): Likewise.
4904 (and<mode>3nr_compare0): Likewise.
4905 (stack_protect_test_<mode>): Don't use %x for memory operands.
4907 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
4909 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
4911 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
4913 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
4914 Split integer shifts into shift_reg and bfm.
4915 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4916 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4917 (ror<mode>3_insn): Likewise.
4918 (<optab>si3_insn_uxtw): Likewise.
4919 (<optab><mode>3_insn): Change to rotate_imm.
4920 (extr<mode>5_insn_alt): Likewise.
4921 (extrsi5_insn_uxtw): Likewise.
4922 (extrsi5_insn_uxtw_alt): Likewise.
4924 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4926 * doc/tm.texi: Regenerate.
4927 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
4928 (TARGET_INVALID_RETURN_TYPE): Remove.
4929 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
4930 TARGET_INVALID_RETURN_TYPE.
4931 * target.def (invalid_parameter_type): Remove.
4932 (invalid_return_type): Remove.
4934 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4936 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
4937 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
4939 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
4941 (preserve_function_body_p): No need to preserve function body
4942 * cif-codes.def (CIF_THUNK): Remove.
4943 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
4945 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4947 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
4949 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4951 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
4954 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4956 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
4957 (inline_small_functions): Do not look for function symbol when
4960 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
4962 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
4965 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4966 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4967 Jiong Wang <jiong.wang@arm.com>
4969 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
4970 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
4971 Define __ARM_FP16_ARGS when appropriate.
4972 * config/arm/arm.c (arm_invalid_parameter_type): Remove
4974 (arm_invalid_return_type): Likewise.
4975 (TARGET_INVALID_PARAMETER_TYPE): Remove.
4976 (TARGET_INVALID_RETURN_TYPE): Remove.
4977 (aapcs_vfp_sub_candidate): Allow HFmode.
4978 (aapcs_vfp_allocate): Add comment. Support HFmode.
4979 (aapcs_vfp_allocate_return_reg): Likewise.
4980 (struct aapcs_cp_arg_layout): Slightly reword comments for
4981 is_return_candidate and allocate_return_reg.
4982 (output_mov_vfp): Update assert.
4983 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
4985 (arm_invalid_parameter_type): Remove.
4986 (amr_invalid_return_type): Remove.
4987 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
4988 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
4989 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
4991 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
4993 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
4994 * config/aarch64/arch64-protos.h
4995 (aarch64_legitimize_reload_address): Remove.
4996 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
4999 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
5001 * configure.ac: Add ACX_NONCANONICAL_HOST.
5002 * configure: Regenerate.
5003 * Makefile.in: Set host_noncanonical.
5005 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/i386.md (*movtf_internal): Before register allocation,
5009 do not allow FP constants for CM_MEDIUM memory model, allow only
5010 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
5011 (*movxf_internal): Ditto.
5012 (*movdf_internal): Ditto.
5013 (*movsf_internal): Ditto.
5015 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
5017 PR rtl-optimization/67483
5018 * combine.c (make_compound_operation): Don't call extract_left_shift
5019 with negative shift amounts.
5021 2016-05-13 Jakub Jelinek <jakub@redhat.com>
5024 * fold-const.c (fold_checksum_tree): Allow modification
5025 of TYPE_ALIAS_SET during folding.
5027 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
5028 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
5029 (ix86_split_to_parts): Likewise. Fix up formatting.
5031 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
5033 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
5034 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
5037 2016-05-13 Nathan Sidwell <nathan@acm.org>
5039 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
5040 (nvptx_name_replacement): Delete.
5041 (write_fn_proto, write_fn_proto_from_insn,
5042 nvptx_output_call_insn): Remove nvptx_name_replacement call.
5043 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
5044 * langhooks.c (add_builtin_funcction_common): Call
5045 targetm.mangle_decl_assembler_name.
5047 * config/nvptx/nvptx.c (write_fn_proto): Handle
5048 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
5050 2016-05-13 Martin Liska <mliska@suse.cz>
5052 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
5053 and PRIu64 in printf format.
5055 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5057 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
5060 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5062 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5063 Change --param max-completely-peeled-times to
5064 --param max-completely-peel-times in dump file printing.
5066 2016-05-13 Richard Biener <rguenther@suse.de>
5068 PR tree-optimization/42587
5069 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
5070 (find_bswap_or_nop_1): Likewise.
5071 (bswap_replace): Likewise.
5073 2016-05-13 Martin Liska <mliska@suse.cz>
5075 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
5076 Initialize a variable with default value.
5078 2016-05-13 Martin Liska <mliska@suse.cz>
5080 * doc/invoke.texi: Enhance explanation of error recovery
5083 2016-05-13 Martin Liska <mliska@suse.cz>
5085 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
5086 (struct cost_pair): Change inv_expr_id (int) to inv_expr
5087 (iv_inv_expr_ent *).
5088 (struct iv_inv_expr_ent): Comment struct fields.
5089 (sort_iv_inv_expr_ent): New function.
5090 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
5091 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
5092 a hash_map between iv_inv_expr_ent and number of usages.
5093 (niter_for_exit): Fix coding style.
5094 (tree_ssa_iv_optimize_init): Use renamed variable.
5095 (determine_base_object): Fix coding style.
5096 (alloc_iv): Likewise.
5097 (find_interesting_uses_outside): Likewise.
5098 (add_candidate_1): Likewise.
5099 (add_standard_iv_candidates): Likewise.
5100 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
5101 (prepare_decl_rtl): Fix coding style.
5102 (get_address_cost): Likewise.
5103 (get_shiftadd_cost): Likewise.
5104 (force_expr_to_var_cost): Likewise.
5105 (compare_aff_trees): Likewise.
5106 (get_expr_id): Restructure the function.
5107 (get_loop_invariant_expr_id): Renamed to
5108 get_loop_invariant_expr.
5109 (get_computation_cost_at): Replace usage of inv_expr_id with
5111 (get_computation_cost): Likewise.
5112 (determine_group_iv_cost_generic): Likewise.
5113 (determine_group_iv_cost_address): Likewise.
5114 (iv_period): Fix coding style.
5115 (iv_elimination_compare_lt): Likewise.
5116 (may_eliminate_iv): Likewise.
5117 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
5119 (determine_group_iv_costs): Dump invariant expressions.
5120 (iv_ca_recount_cost): Use the newly added hash_map.
5121 (iv_ca_set_remove_invariants): Fix coding style.
5122 (iv_ca_set_add_invariants): Fix coding style.
5123 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
5125 (iv_ca_set_cp): Likewise.
5126 (iv_ca_new): Initialize the newly added hash_map and remove
5127 initialization of fields.
5128 (iv_ca_free): Delete the hash_map.
5129 (iv_ca_dump): Dump invariant expressions.
5130 (iv_ca_extend): Fix coding style.
5131 (try_add_cand_for): Likewise.
5132 (create_new_ivs): Dump information about # of avg iterations and
5133 # of used invariant expressions.
5134 (rewrite_use_compare): Fix coding style.
5135 (free_loop_data): Set default value for max_inv_expr_id.
5137 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
5139 * cse.c (rest_of_handle_cse): Use cleanup_cfg
5140 returned value cse_cfg_altered computation.
5141 (rest_of_handle_cse2): Likewise.
5142 (rest_of_handle_cse_after_global_opts): Likewise.
5144 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5147 * config/arm/arm.c (arm32_output_mi_thunk): New.
5148 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
5149 to split Thumb1 vs TARGET_32BIT functionality.
5150 (arm_thumb1_mi_thunk): New.
5152 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5154 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
5157 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5160 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
5162 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
5164 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
5165 (expand_builtin_trap): Emit a regular call.
5166 (set_builtin_user_assembler_name): Remove obsolete cases.
5167 * dse.c (scan_insn): Adjust.
5168 * except.c: Include calls.h.
5169 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
5170 emit a regular call to setjmp.
5171 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
5172 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
5173 (emit_block_move_via_libcall): Delete.
5174 (block_move_fn): Delete.
5175 (init_block_move_fn): Likewise.
5176 (emit_block_move_libcall_fn): Likewise.
5177 (emit_block_op_via_libcall): New function.
5178 (set_storage_via_libcall): Tidy up and use memset builtin.
5179 (block_clear_fn): Delete.
5180 (init_block_clear_fn): Likewise.
5181 (clear_storage_libcall_fn): Likewise.
5182 (expand_assignment): Call emit_block_move_via_libcall.
5183 Do not include gt-expr.h.
5184 * expr.h (emit_block_op_via_libcall): Declare.
5185 (emit_block_copy_via_libcall): New inline function.
5186 (emit_block_move_via_libcall): Likewise.
5187 (emit_block_comp_via_libcall): Likewise.
5188 (block_clear_fn): Delete.
5189 (init_block_move_fn): Likewise.
5190 (init_block_clear_fn): Likewise.
5191 (emit_block_move_via_libcall): Likewise.
5192 (set_storage_via_libcall): Add default parameter value.
5193 * libfuncs.h (enum libfunc_index): Remove obsolete values.
5194 (abort_libfunc): Delete.
5195 (memcpy_libfunc): Likewise.
5196 (memmove_libfunc): Likewise.
5197 (memcmp_libfunc): Likewise.
5198 (memset_libfunc): Likewise.
5199 (setbits_libfunc): Likewise.
5200 (setjmp_libfunc): Likewise.
5201 (longjmp_libfunc): Likewise.
5202 (profile_function_entry_libfunc): Likewise.
5203 (profile_function_exit_libfunc): Likewise.
5204 (gcov_flush_libfunc): Likewise.
5205 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
5206 and DECL_VISIBILITY on the declaration.
5207 (init_optabs): Do not initialize obsolete libfuncs.
5208 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
5209 * tree-core.h (ECF_RET1): Define.
5210 (ECF_TM_PURE): Adjust.
5211 (ECF_TM_BUILTIN): Likewise.
5212 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
5213 (build_common_builtin_nodes): Initialize abort builtin.
5214 Add ECF_RET1 on memcpy, memmove and memset builtins.
5215 Pass final flags for alloca and alloca_with_align builtins.
5216 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
5218 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
5219 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
5220 set_storage_via_libcall and call emit_block_copy_via_libcall.
5222 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/i386.md (*call_got_x32): Change operand 0 to
5225 DImode before it is passed to ix86_output_call_operand.
5226 (*call_value_got_x32): Ditto for operand 1.
5228 2016-05-12 Jiong Wang <jiong.wang@arm.com>
5230 PR rtl-optimization/70904
5231 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
5232 reload for wide mode.
5234 2016-05-12 Marek Polacek <polacek@redhat.com>
5237 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
5238 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
5239 * langhooks.h (incomplete_type_error): Likewise.
5240 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
5241 parameter, pass it down to incomplete_type_error.
5242 * tree.h (size_in_bytes): New inline overload.
5243 (size_in_bytes_loc): Renamed from size_in_bytes.
5245 2016-05-12 Richard Biener <rguenther@suse.de>
5247 PR tree-optimization/71059
5248 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
5249 nary before looking up or entering the expression into the VN
5251 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
5252 Make sure to re-use NARYs without result as inserted by
5255 2016-05-12 Richard Biener <rguenther@suse.de>
5257 PR tree-optimization/71062
5258 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5260 * tree-ssa-structalias.c (set_uids_in_ptset): Set
5261 vars_contains_restrict if the var is a restrict tag.
5262 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
5263 do not disambiguate pointers against it.
5264 (dump_points_to_solution): Re-structure and adjust for new
5265 vars_contains_restrict flag.
5266 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
5268 2016-05-12 Martin Liska <mliska@suse.cz>
5270 * doc/invoke.texi: Explain connection between
5271 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
5273 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
5275 PR tree-optimization/71006
5276 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
5277 consider COND_EXPR as a mask producer.
5279 2016-05-12 Marek Polacek <polacek@redhat.com>
5282 * opts.c (common_handle_option): Detect missing argument for --help^.
5284 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5287 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
5288 when popping the PC and within an interrupt handler routine.
5289 Add missing tab to output of "ldmfd".
5290 (output_return_instruction): Output LDMFD with SP update rather
5291 than POP when returning from interrupt handler.
5293 2016-05-12 Jakub Jelinek <jakub@redhat.com>
5295 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
5296 TARGET_64BIT && TARGET_AVX512DQ.
5297 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
5298 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
5299 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
5300 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
5301 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
5302 (*vec_extractv4si_zext): Add avx512dq alternative.
5303 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
5304 use v instead of x constraint in other alternatives where possible.
5306 * config/i386/sse.md (sse2_loadld): Use v instead of x
5307 constraint in alternatives 0,1,4.
5309 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
5310 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
5311 v constraints instead of x and <pinsr_evex_isa> isa attribute.
5314 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
5315 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
5316 is not emitted unless TARGET_AVX512BW.
5317 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
5318 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
5319 for the result operand.
5321 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
5322 constraint instead of x in avx alternatives. Use maybe_evex instead
5325 * config/i386/constraints.md (Yv): New constraint.
5326 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
5327 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
5328 * config/i386/i386.md (avx512fvecmode): New mode attr.
5329 (*pushtf): Use v constraint instead of x.
5330 (*movtf_internal): Likewise. For TARGET_AVX512VL and
5331 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
5332 (*absneg<mode>2): Use Yv constraint instead of x constraint.
5333 (*absnegtf2_sse): Likewise.
5334 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
5335 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
5336 avx512f alternatives.
5337 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
5339 2016-05-12 Richard Biener <rguenther@suse.de>
5341 PR tree-optimization/71060
5342 * tree-data-ref.c (initialize_data_dependence_relation): Do not
5343 require exact match of DR_BASE_OBJECT but only matching address and
5346 2016-05-12 Richard Biener <rguenther@suse.de>
5348 PR tree-optimization/70986
5349 * cfganal.c: Include cfgloop.h.
5350 (dfs_find_deadend): Prefer to take edges exiting loops.
5352 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5354 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
5355 compile and run time.
5357 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5360 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
5362 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
5364 * config/i386/i386.c (legitimize_pic_address): Use
5365 copy_to_suggested_reg instead of gen_movsi.
5367 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5369 * config/rs6000/predicates.md (quad_memory_operand): Move most of
5370 the code into quad_address_p and call it to share code with
5371 vsx_quad_dform_memory_operand.
5372 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
5374 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
5375 bit instead of being a separate word. Split -mpower9-dform into
5376 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5377 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
5378 for the register class supporting 128-bit quad word memory offsets.
5379 (mode_supports_vsx_dform_quad): Helper function to return if the
5380 register class uses quad word memory offsets.
5381 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
5382 (rs6000_debug_reg_global): Always print if we are using LRA or not.
5383 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
5384 instructions are enabled, set up the appropriate addr_masks for
5386 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
5387 -mpower9-dform-scalar, instead of -mpower9-dform.
5388 (rs6000_option_override_internal): Split -mpower9-dform into two
5389 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
5390 -mpower9-dform switch sets or clears both. If we are not using
5391 the LRA register allocator, do not enable -mpower9-dform-vector by
5392 default. If we are using LRA, enable -mpower9-dform-vector and
5393 -mvsx-timode if it is appropriate. Issue a warning if either
5394 -mpower9-dform-vector or -mvsx-timode are explicitly used without
5396 (quad_address_offset_p): New helper function to return if the
5397 offset is legal for quad word memory instructions.
5398 (quad_address_p): New function to determin if GPR or vector
5399 register quad word memory addresses are legal.
5400 (mem_operand_gpr): Validate quad word address offsets.
5401 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
5402 d-form (register + offset) instructions.
5403 (offsettable_ok_by_alignment): Likewise.
5404 (rs6000_legitimate_offset_address_p): Likewise.
5405 (legitimate_lo_sum_address_p): Likewise.
5406 (rs6000_legitimize_address): Likewise.
5407 (rs6000_legitimize_reload_address): Add more debug statements for
5409 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
5410 d-form instructions.
5411 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
5412 d-form instructions. Distinguish different cases in debug
5413 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
5414 d-form instructions.
5415 (rs6000_preferred_reload_class): Likewise.
5416 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
5417 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
5418 of the ISA 2.06 indexed memory instructions.
5419 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
5420 use them to save/restore the saved vector registers instead of
5421 using Altivec instructions.
5422 (rs6000_emit_epilogue): Likewise.
5423 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
5424 (rs6000_opt_masks): Split -mpower9-dform into
5425 -mpower9-dform-scalar and -mpower9-dform-vector.
5426 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
5428 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
5429 ISA 3.0 vector indexed memory instructions, and fold the code into
5430 the normal mov<mode> patterns.
5431 (p9_vecstore_<mode>): Likewise.
5432 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
5434 (vsx_movti_64bit): Likewise.
5435 (vsx_movti_32bit): Likewise.
5436 * config/rs6000/constraints.md (wO constraint): New constraint for
5437 ISA 3.0 vector d-form support.
5438 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
5439 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
5440 include -mpower9-dform-vector until we switch over to LRA.
5441 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
5442 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
5443 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
5444 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
5445 for -mpower9-dform and -mlra.
5446 * doc/md.texi (wO constraint): Document wO constraint.
5448 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
5450 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
5451 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
5452 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
5453 Move handling of non-insn arguments inline into the sole user:
5454 (output_trans_func): ...here.
5455 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
5456 in emitted function prototype.
5457 (output_internal_insn_latency_func): Ditto. Simplify.
5458 (output_internal_maximal_insn_latency_func): Ditto. Delete
5459 always-unused argument.
5460 (output_insn_latency_func): Ditto.
5461 (output_maximal_insn_latency_func): Ditto.
5463 2016-05-11 Richard Biener <rguenther@suse.de>
5465 PR tree-optimization/71055
5466 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
5467 sth with precision not equal to access size verify we don't chop
5470 2016-05-11 Richard Biener <rguenther@suse.de>
5473 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
5474 (dwarf2out_finish): Move retry_incomplete_types call ...
5475 (dwarf2out_early_finish): ... here.
5477 2016-05-11 Richard Biener <rguenther@suse.de>
5480 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
5481 if the langhook insists on it.
5482 * fold-const.c (make_bit_field_ref): Add arg for the original
5483 reference and preserve its alias-set.
5484 (decode_field_reference): Take exp by reference and adjust it
5485 to the original memory reference.
5486 (optimize_bit_field_compare): Adjust callers.
5487 (fold_truth_andor_1): Likewise.
5488 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
5490 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
5493 * cfgrtl.h (delete_insn_and_edges): Now return bool.
5494 * cfgrtl.c (delete_insn_and_edges): Likewise.
5495 * config/i386/i386.c (convert_scalars_to_vector): Remove
5497 * cse.c (cse_insn): Compute cse_cfg_altered.
5498 (delete_trivially_dead_insns): Likewise.
5499 (cse_cc_succs): Likewise.
5500 (rest_of_handle_cse): Free dominance info if required.
5501 (rest_of_handle_cse2): Likewise.
5502 (rest_of_handle_cse_after_global_opts): Likewise.
5504 2016-05-11 Alan Modra <amodra@gmail.com>
5506 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
5507 abi_v4_pass_in_fpr): New functions.
5508 (rs6000_function_arg_boundary): Exclude complex IBM long double
5509 from 64-bit alignment when ABI_V4.
5510 (rs6000_function_arg, rs6000_function_arg_advance_1,
5511 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
5513 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
5515 PR rtl-optimization/71028
5516 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
5517 jump with just a return in the fallthrough block if the branch
5518 block contains just a return as well.
5520 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
5522 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
5523 * match.pd ((X & Y) ^ Y): ... this.
5524 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
5525 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
5527 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5529 * read-md.c (require_char_ws): New function.
5530 (read_string): Simplify using require_char_ws.
5531 (handle_constants): Likewise.
5532 (handle_enum): Likewise.
5533 (handle_file): Likewise.
5534 * read-md.h (require_char_ws): New declaration.
5535 * read-rtl.c (read_conditions): Simplify using require_char_ws.
5536 (read_mapping): Likewise.
5537 (read_rtx_code): Likewise.
5538 (read_nested_rtx): Likewise.
5540 2016-05-10 James Norris <jnorris@codesourcery.com>
5542 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
5543 if offloading is enabled and -fopenacc or -fopenmp is specified.
5544 (CRTOFFLOADEND): Likewise.
5545 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
5546 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
5548 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
5551 gotoff_operand code paths. Use copy_to_suggested_regs and
5552 expand_simple_binop where appropriate. Cleanup.
5554 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5557 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
5559 (dimode_scalar_chain::vector_const_cost): New.
5560 (dimode_scalar_chain::compute_convert_gain): Handle constants.
5561 (dimode_scalar_chain::convert_op): Likewise.
5562 (dimode_scalar_chain::convert_insn): Likewise.
5564 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5566 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
5567 unary operation, not a binary one.
5569 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5572 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
5573 calls with type casted fndecl.
5575 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
5577 PR tree-optimization/70786
5578 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
5579 * calls.c (initialize_argument_information): Bind bounds
5580 with corresponding args passed by reference.
5582 2016-05-10 Jakub Jelinek <jakub@redhat.com>
5585 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
5586 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
5587 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
5590 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5593 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
5594 code for a zero scale factor.
5595 (vsx_xvcvdpuxds_scale): Likewise.
5597 2016-05-10 David Malcolm <dmalcolm@redhat.com>
5599 * diagnostic-show-locus.c (layout::layout): Call show_ruler
5600 if show_ruler_p was set on the context.
5601 (layout::show_ruler): New method.
5602 * diagnostic.h (struct diagnostic_context): Add field
5605 2016-05-10 Richard Biener <rguenther@suse.de>
5607 PR tree-optimization/71039
5608 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
5609 (chk_uses): New function.
5610 (propagate_with_phi): Verify we can safely replicate the lhs of an
5611 aggregate assignment on all incoming edges.
5613 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
5615 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
5617 (rx_atomic_sequence): New class.
5618 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
5619 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
5621 (rx_atomic_sequence::rx_atomic_sequence,
5622 rx_atomic_sequence::~rx_atomic_sequence): New functions.
5623 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
5624 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
5625 CTRLREG_INTB): New constants.
5626 (FETCHOP): New code iterator.
5627 (fethcop_name, fetchop_name2): New iterator code attributes.
5628 (QIHI): New mode iterator.
5629 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
5630 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
5631 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
5633 2016-05-10 Martin Liska <mliska@suse.cz>
5635 * tree-inline.c (remap_dependence_clique): Do not remap
5636 debugging statements.
5638 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5640 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
5641 ("*fixuns_truncdfdi2_z13")
5642 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
5643 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
5644 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
5646 2016-05-10 Richard Biener <rguenther@suse.de>
5648 PR tree-optimization/70497
5649 PR tree-optimization/28367
5650 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
5652 (visit_reference_op_load): ... here.
5653 (vn_reference_lookup_3): Use it to handle subreg-like accesses
5654 with simplified BIT_FIELD_REFs.
5655 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
5656 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
5659 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
5661 * dwarf2out.c (add_abstract_origin_attribute): Adjust
5662 documentation comment. For BLOCK nodes, add a
5663 DW_AT_abstract_origin attribute that points to the DIE generated
5664 for the origin BLOCK.
5665 (gen_lexical_block_die): Call add_abstract_origin_attribute for
5666 blocks from inlined functions.
5668 2016-05-10 Alan Modra <amodra@gmail.com>
5671 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
5672 regrename modifying insns saving lr before __morestack call.
5673 * config/rs6000/rs6000.md (split_stack_return): Similarly for
5674 insns restoring lr after __morestack call.
5676 2016-05-09 Jakub Jelinek <jakub@redhat.com>
5678 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
5679 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
5681 * config/i386/sse.md (vec_interleave_high<mode>,
5682 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
5683 <avx512>_vpermt2var<mode>3_maskz): Likewise.
5685 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5687 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
5688 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
5689 parallel reassociation for power8 and forward.
5691 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.md (absneg splitters with general regs): Use
5694 general_reg_operand predicate.
5695 (btsq peephole2): Use x86_64_immediate_operand to check if new
5696 value is suitable for immediate operand. Generate emitted insn
5697 using RTL expressions.
5698 (btcq peephole2): Ditto.
5699 (btrq peephole2): Ditto. Generate correct immediate operand
5702 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5704 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
5707 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
5709 * tree-affine.c (wide_int_constant_multiple_p): Add missing
5710 pointer dereference.
5712 2016-05-09 Richard Biener <rguenther@suse.de>
5714 PR tree-optimization/70985
5715 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
5716 op0 isn't a gimple register.
5718 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
5720 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
5721 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
5722 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
5723 (i6400_fpu_mult): New cpu units.
5724 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
5725 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
5726 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
5727 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
5728 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
5729 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
5730 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
5731 (i6400_msa_long_float4, i6400_msa_long_float5)
5732 (i6400_msa_long_float8, i6400_msa_fdiv_df)
5733 (i6400_msa_fdiv_sf): New reservations.
5734 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
5735 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
5736 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
5737 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
5738 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
5739 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
5740 (msa_short_cmp, msa_short_float2, msa_short_logic3)
5741 (msa_short_store4, msa_long_load, msa_short_store)
5742 (msa_long_logic, msa_long_float2, msa_long_float4)
5743 (msa_long_float5, msa_long_float8, msa_long_mult)
5744 (msa_long_fdiv, msa_long_div): New reservations.
5746 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
5747 Sameera Deshpande <sameera.deshpande@imgtec.com>
5748 Matthew Fortune <matthew.fortune@imgtec.com>
5749 Graham Stott <graham.stott@imgtec.com>
5750 Chao-ying Fu <chao-ying.fu@imgtec.com>
5752 * config.gcc: Add MSA header file for mips*-*-* target.
5753 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
5754 (Ubv8i, Urv8): New constraints.
5755 * config/mips/mips-ftypes.def: Add function types for MSA
5757 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
5758 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
5759 * config/mips/mips-msa.md: New file.
5760 * config/mips/mips-protos.h
5761 (mips_split_128bit_const_insns): New prototype.
5762 (mips_msa_idiv_insns): Likewise.
5763 (mips_split_128bit_move): Likewise.
5764 (mips_split_128bit_move_p): Likewise.
5765 (mips_split_msa_copy_d): Likewise.
5766 (mips_split_msa_insert_d): Likewise.
5767 (mips_split_msa_fill_d): Likewise.
5768 (mips_expand_msa_branch): Likewise.
5769 (mips_const_vector_same_val_p): Likewise.
5770 (mips_const_vector_same_bytes_p): Likewise.
5771 (mips_const_vector_same_int_p): Likewise.
5772 (mips_const_vector_shuffle_set_p): Likewise.
5773 (mips_const_vector_bitimm_set_p): Likewise.
5774 (mips_const_vector_bitimm_clr_p): Likewise.
5775 (mips_msa_vec_parallel_const_half): Likewise.
5776 (mips_msa_output_division): Likewise.
5777 (mips_ldst_scaled_shift): Likewise.
5778 (mips_expand_vec_cond_expr): Likewise.
5779 * config/mips/mips.c (enum mips_builtin_type): Add
5780 MIPS_BUILTIN_MSA_TEST_BRANCH.
5781 (mips_gen_const_int_vector_shuffle): New prototype.
5782 (mips_const_vector_bitimm_set_p): New function.
5783 (mips_const_vector_bitimm_clr_p): Likewise.
5784 (mips_const_vector_same_val_p): Likewise.
5785 (mips_const_vector_same_bytes_p): Likewise.
5786 (mips_const_vector_same_int_p): Likewise.
5787 (mips_const_vector_shuffle_set_p): Likewise.
5788 (mips_symbol_insns): Forbid loading symbols via immediate for
5790 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
5792 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
5794 (mips_lx_address_p): Add support load indexed address for MSA.
5795 (mips_address_insns): Add calculation of instructions needed for
5796 stores and loads for MSA.
5797 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
5798 CONST_VECTOR for MSA and let it fall through.
5799 (mips_ldst_scaled_shift): New function.
5800 (mips_subword_at_byte): Likewise.
5801 (mips_msa_idiv_insns): Likewise.
5802 (mips_legitimize_move): Validate MSA moves.
5803 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
5804 calculation of costs for MSA division.
5805 (mips_split_move_p): Check if MSA moves need splitting.
5806 (mips_split_move): Split MSA moves if necessary.
5807 (mips_split_128bit_move_p): New function.
5808 (mips_split_128bit_move): Likewise.
5809 (mips_split_msa_copy_d): Likewise.
5810 (mips_split_msa_insert_d): Likewise.
5811 (mips_split_msa_fill_d): Likewise.
5812 (mips_output_move): Handle MSA moves.
5813 (mips_expand_msa_branch): New function.
5814 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
5815 Reinstate 'y' modifier.
5816 (mips_file_start): Add MSA .gnu_attribute.
5817 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
5819 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
5820 (mips_class_max_nregs): Add register size for MSA supported mode.
5821 (mips_cannot_change_mode_class): Allow conversion between MSA
5822 vector modes and TImode.
5823 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
5825 (mips_secondary_reload_class): Force MSA loads/stores via memory.
5826 (mips_preferred_simd_mode): Add preffered modes for MSA.
5827 (mips_vector_mode_supported_p): Add MSA supported modes.
5828 (mips_autovectorize_vector_sizes): New function.
5829 (mips_msa_output_division): Likewise.
5830 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
5831 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
5832 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
5833 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
5834 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
5835 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
5836 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
5837 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
5838 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
5839 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
5840 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
5841 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
5842 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
5843 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
5844 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
5845 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
5846 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
5847 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
5848 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
5849 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
5850 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
5851 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
5852 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
5853 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
5854 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
5855 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
5856 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
5857 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
5858 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
5859 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
5860 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
5861 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
5862 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
5863 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
5864 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
5865 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
5866 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
5867 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
5868 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
5869 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
5870 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
5871 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
5872 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
5873 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
5874 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5875 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5876 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5877 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5878 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
5879 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
5880 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
5881 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
5882 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
5883 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
5884 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
5885 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
5886 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
5887 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
5888 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
5889 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
5890 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
5891 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
5892 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
5893 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
5894 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
5895 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
5896 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
5897 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
5898 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
5899 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
5900 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
5901 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
5902 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
5903 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
5904 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
5905 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
5906 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
5907 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
5908 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
5909 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
5910 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
5911 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
5912 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
5913 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
5914 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
5915 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
5916 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
5917 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
5918 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
5919 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
5920 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
5921 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
5922 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
5923 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
5924 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
5925 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
5926 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
5927 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
5928 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
5929 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
5930 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
5931 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
5932 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
5933 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
5934 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
5935 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
5936 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
5937 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
5938 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
5939 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
5940 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
5941 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
5942 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
5943 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
5944 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
5945 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
5946 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
5947 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
5948 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
5949 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
5950 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
5951 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
5952 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
5953 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
5954 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
5955 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
5956 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
5957 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
5958 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
5959 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
5960 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
5961 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
5962 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
5963 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
5964 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
5965 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
5966 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
5967 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
5968 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
5969 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
5970 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
5971 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
5972 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
5973 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
5974 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
5975 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
5976 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
5977 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
5978 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
5979 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
5980 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
5982 (mips_get_builtin_decl_index): New array.
5983 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
5984 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
5985 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
5986 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
5987 (mips_init_builtins): Initialize mips_get_builtin_decl_index
5989 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5991 (mips_expand_builtin_insn): Prepare operands for
5992 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
5993 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
5994 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
5995 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
5996 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
5997 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
5998 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
5999 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
6000 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
6001 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
6002 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
6003 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
6004 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
6005 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
6006 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
6007 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
6008 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
6009 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
6010 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
6011 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
6012 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
6013 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
6014 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
6015 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
6016 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
6017 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
6018 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
6019 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
6020 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
6021 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
6022 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
6023 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
6024 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
6025 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
6026 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
6027 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
6028 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
6029 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
6030 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
6031 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
6032 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
6033 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
6034 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
6035 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
6036 These are set implicitly and an error is reported if overridden.
6037 (mips_expand_builtin_msa_test_branch): New function.
6038 (mips_expand_msa_shuffle): Likewise.
6039 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
6040 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
6041 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
6042 (mips_expand_vec_unpack): Add support for MSA.
6043 (mips_expand_vector_init): Likewise.
6044 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
6045 instead of const0_rtx.
6046 (mips_msa_vec_parallel_const_half): New function.
6047 (mips_gen_const_int_vector): Likewise.
6048 (mips_gen_const_int_vector_shuffle): Likewise.
6049 (mips_expand_msa_cmp): Likewise.
6050 (mips_expand_vec_cond_expr): Likewise.
6051 * config/mips/mips.h
6052 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
6053 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
6055 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
6056 (ISA_HAS_MSA): New macro.
6057 (UNITS_PER_MSA_REG): Likewise.
6058 (BITS_PER_MSA_REG): Likewise.
6059 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
6060 (MSA_REG_FIRST): New macro.
6061 (MSA_REG_LAST): Likewise.
6062 (MSA_REG_NUM): Likewise.
6063 (MSA_REG_P): Likewise.
6064 (MSA_REG_RTX_P): Likewise.
6065 (MSA_SUPPORTED_MODE_P): Likewise.
6066 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
6067 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
6068 * config/mips/mips.md: Include mips-msa.md.
6069 (alu_type): Add simd_add.
6070 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
6071 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
6072 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
6073 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
6074 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
6075 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
6076 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
6077 simd_move, simd_load, simd_store. Choose "multi" for moves
6079 (qword_mode): New attribute.
6080 (insn_count): Add instruction count for quad moves.
6081 Increase the count for MIPS SIMD division.
6082 (UNITMODE): Add UNITMODEs for vector types.
6083 (addsub): New code iterator.
6084 * config/mips/mips.opt (mmsa): New option.
6085 * config/mips/msa.h: New file.
6086 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
6088 * config/mips/mti-linux.h: Likewise.
6089 * config/mips/predicates.md
6090 (const_msa_branch_operand): New constraint.
6091 (const_uimm3_operand): Likewise.
6092 (const_uimm4_operand): Likewise.
6093 (const_uimm5_operand): Likewise.
6094 (const_uimm8_operand): Likewise.
6095 (const_imm5_operand): Likewise.
6096 (aq10b_operand): Likewise.
6097 (aq10h_operand): Likewise.
6098 (aq10w_operand): Likewise.
6099 (aq10d_operand): Likewise.
6100 (const_m1_operand): Likewise.
6101 (reg_or_m1_operand): Likewise.
6102 (const_exp_2_operand): Likewise.
6103 (const_exp_4_operand): Likewise.
6104 (const_exp_8_operand): Likewise.
6105 (const_exp_16_operand): Likewise.
6106 (const_vector_same_val_operand): Likewise.
6107 (const_vector_same_simm5_operand): Likewise.
6108 (const_vector_same_uimm5_operand): Likewise.
6109 (const_vector_same_uimm6_operand): Likewise.
6110 (const_vector_same_uimm8_operand): Likewise.
6111 (par_const_vector_shf_set_operand): Likewise.
6112 (reg_or_vector_same_val_operand): Likewise.
6113 (reg_or_vector_same_simm5_operand): Likewise.
6114 (reg_or_vector_same_uimm6_operand): Likewise.
6115 * doc/extend.texi (MIPS SIMD Architecture Functions): New
6117 * doc/invoke.texi (-mmsa): Document new option.
6119 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6121 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
6122 * configure: Regenerate.
6123 * config.in: Regenerate.
6124 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
6126 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
6127 (ENDFILE_VTV_SPEC): Define.
6129 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
6131 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
6132 registers in all interrupt handlers if necessary.
6133 (rl78_option_override): Add warning.
6134 (MUST_SAVE_MDUC_REGISTERS): New macro.
6135 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
6136 * config/rl78/rl78.c (check_mduc_usage): New function.
6137 (mduc_regs): New structure to hold MDUC register data.
6138 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
6139 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
6140 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
6141 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
6142 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
6143 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
6145 2016-05-09 Bin Cheng <bin.cheng@arm.com>
6147 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
6148 (tree-ssa-loop-niter.h): Ditto.
6149 (idx_within_array_bound, ref_within_array_bound): New functions.
6150 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
6151 Factor out check on writable base object to ...
6152 (base_object_writable): ... here.
6154 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6156 * config/arm/arm.md (probe_stack): Add modes to set source
6159 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
6161 * regrename.c (base_reg_class_for_rename): New static function.
6162 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
6164 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
6166 * cgraph.c (thunk_adjust): Export.
6167 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
6168 * cgraphunit.c (thunk_adjust): Export.
6169 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
6171 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
6173 * tree-inline.c (expand_call_inline): Expand thunks inline.
6175 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
6178 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
6179 (*sse2_vd_cvtss2sd): Ditto.
6180 * config/i386/i386.md
6181 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
6182 Generate *sse2_vd_cvtsd2ss pattern.
6183 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
6184 Generate *sse2_vd_cvtss2sd pattern.
6186 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6188 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
6189 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
6192 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6194 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
6195 * config/sh/sh.c: Define and declare variables on first use throughout
6197 (current_function_interrupt): Change to bool type.
6198 (frame_insn): Rename to emit_frame_insn and update users.
6199 (push_regs): Use bool for 'interrupt_handler' argument.
6200 (save_schedule_s): Remove.
6201 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
6202 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
6203 targetm.asm_out.unaligned_op.di.
6204 (gen_far_branch): Remove redundant forward declaration.
6205 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
6206 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
6207 (sh_set_return_address, sh_function_ok_for_sibcall,
6208 scavenge_reg): Update comments.
6209 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
6210 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
6211 (sh_attr_renesas_p): Remove unnecessary parentheses.
6212 (branch_dest): Simplify.
6213 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
6214 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
6215 (CUMULATIVE_ARGS): Change macro to typedef.
6216 (current_function_interrupt): Change to bool type.
6217 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
6218 Surround with __cplusplus ifdef.
6219 (sh_compare_op0, sh_compare_op1): Remove.
6220 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
6222 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
6224 * config/arm/arm.md: (arch): Add neon.
6225 (arch_enabled): Return yes for arch neon when TARGET_NEON.
6226 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
6227 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
6228 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
6229 attributes for alt renumbering. Mark alt 3 as non-predicable.
6230 (thumb2_movdf_vfp): Likewise.
6232 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
6234 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
6235 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
6236 (*andqi_1): Add preferred_for_speed attribute to disparage
6237 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
6238 (*<code>qi_1): Ditto.
6239 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
6240 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
6241 (*ashlqi3_1): Ditto.
6242 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
6243 Add preferred_for_size attribute to disparage alternative 0 and
6244 preferred_for_speed attribute to disparage alternative 1 for
6245 TARGET_PARTIAL_REG_STALL targets.
6247 2016-05-07 Tom de Vries <tom@codesourcery.com>
6249 PR tree-optimization/70956
6250 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
6253 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6255 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
6256 * config/sh/sh.c (sh_cbranch_distance): Implement it.
6257 * config/sh/sh.md (branch_zero): Remove define_attr.
6258 (define_delay): Disable delay slot if branch distance is one insn.
6260 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/i386.md (LEAMODE): New mode attribute.
6263 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
6264 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
6265 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
6266 operand 2 predicate.
6267 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
6268 (*lea<mode>_general_3): Ditto.
6269 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
6271 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6273 * genmddump.c (main): Convert argv from char ** to const char **.
6275 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6277 * coretypes.h (OVERRIDE): New macro.
6280 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
6282 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
6283 allow coalescing if the types are compatible.
6285 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6287 * pass_manager.h (pass_manager::register_pass_name): New method.
6288 (pass_manager::get_pass_by_name): New method.
6289 (pass_manager::create_pass_tab): New method.
6290 (pass_manager::m_name_to_pass_map): New field.
6291 * passes.c (name_to_pass_map): Delete global in favor of field
6292 "m_name_to_pass_map" of pass_manager.
6293 (register_pass_name): Rename from a function to...
6294 (pass_manager::register_pass_name): ...this method, updating
6295 for renaming of global "name_to_pass_map" to field
6296 "m_name_to_pass_map".
6297 (create_pass_tab): Rename from a function to...
6298 (pass_manager::create_pass_tab): ...this method, updating
6299 for renaming of global "name_to_pass_map" to field.
6300 (get_pass_by_name): Rename from a function to...
6301 (pass_manager::get_pass_by_name): ...this method.
6302 (enable_disable_pass): Convert use of get_pass_by_name to
6303 a method call, locating the pass_manager singleton.
6305 2016-05-06 David Malcolm <dmalcolm@redhat.com>
6307 * genattr-common.c (main): Convert argv from char ** to const char **.
6308 * genattr.c (main): Likewise.
6309 * genattrtab.c (main): Likewise.
6310 * genautomata.c (initiate_automaton_gen): Likewise.
6312 * gencodes.c (main): Likewise.
6313 * genconditions.c (main): Likewise.
6314 * genconfig.c (main): Likewise.
6315 * genconstants.c (main): Likewise.
6316 * genemit.c (main): Likewise.
6317 * genenums.c (main): Likewise.
6318 * genextract.c (main): Likewise.
6319 * genflags.c (main): Likewise.
6320 * genmddeps.c (main): Likewise.
6321 * genopinit.c (main): Likewise.
6322 * genoutput.c (main): Likewise.
6323 * genpeep.c (main): Likewise.
6324 * genpreds.c (main): Likewise.
6325 * genrecog.c (main): Likewise.
6326 * gensupport.c (init_rtx_reader_args_cb): Likewise.
6327 (init_rtx_reader_args): Likewise.
6328 * gensupport.h (init_rtx_reader_args_cb): Likewise.
6329 (init_rtx_reader_args): Likewise.
6330 * gentarget-def.c (main): Likewise.
6331 * read-md.c (read_md_files): Likewise.
6332 * read-md.h (read_md_files): Likewise.
6334 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
6337 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
6338 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
6339 Remove unused predicate.
6340 (register_and_not_fp_reg_operand): Ditto.
6342 2016-05-06 Martin Liska <mliska@suse.cz>
6344 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
6345 instead of vec as the vector is local to the function.
6347 2016-05-06 Jakub Jelinek <jakub@redhat.com>
6349 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
6350 avx512bw alternative.
6352 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
6353 before the ashr<mode>3 pattern.
6355 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
6356 v instead of x in vex or maybe_vex alternatives, use
6357 maybe_evex instead of vex in prefix.
6359 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
6360 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
6361 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
6362 in vex or maybe_vex alternatives, use maybe_evex instead of vex
6365 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
6366 v instead of x in vex or maybe_vex alternatives, use
6367 maybe_evex instead of vex in prefix.
6369 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
6370 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
6371 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
6372 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
6373 alternatives, use maybe_evex instead of vex in prefix.
6375 * config/i386/sse.md (vec_interleave_lowv4sf,
6376 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
6377 v instead of x in vex or maybe_vex alternatives, use
6378 maybe_evex instead of vex in prefix.
6380 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
6381 v instead of x in vex or maybe_vex alternatives, use
6382 maybe_evex instead of vex in prefix.
6384 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
6385 v constraint instead of x.
6387 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
6389 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
6390 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
6393 2016-05-06 Richard Biener <rguenther@suse.de>
6395 PR tree-optimization/70948
6396 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6397 Properly clobber all fields of va_list for __builtin_va_start.
6399 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6402 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
6403 loop latch destination.
6405 2016-05-06 Martin Liska <mliska@suse.cz>
6407 * tree-ssa-uninit.c: Apply manual changes
6408 to the GNU coding style.
6409 (prune_uninit_phi_opnds): Rename from
6410 prune_uninit_phi_opnds_in_unrealizable_paths.
6412 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6414 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
6415 mspace): Remove deprecated options.
6416 * doc/invoke.texi (SH options): Remove -mspace.
6418 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6420 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
6422 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6424 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
6425 corresponding combine split pattern.
6427 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6430 * config/sh/predicates.md (long_displacement_mem_operand): New.
6431 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
6432 Add movi20, movi20s alternatives. Adjust length attribute for
6434 (movsi_ie): Allow for any FPU. Adjust length attribute for
6436 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
6437 attribute for alternatives.
6438 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
6439 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
6440 length attribute for alternatives.
6442 2016-05-06 Richard Biener <rguenther@suse.de>
6444 PR tree-optimization/70960
6445 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
6447 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6450 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
6451 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
6453 2016-05-06 Marek Polacek <polacek@redhat.com>
6456 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
6458 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
6461 * config/sh/sh.md (*rotcr): Add another variant.
6463 2016-05-06 Richard Biener <rguenther@suse.de>
6466 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
6468 2016-05-06 Richard Biener <rguenther@suse.de>
6471 * fold-const.c (split_tree): Always convert to the original type
6474 2016-05-06 Richard Biener <rguenther@suse.de>
6476 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
6477 (fwprop_addr): Likewise.
6479 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
6482 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
6484 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
6485 * config/i386/i386.md (push mem splitter): Use find_constant_src in
6486 the splitter condition.
6487 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
6488 the splitter condition.
6489 (FP float_extend load splitter): Ditto.
6491 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
6493 * config/i386/i386.md (peehole2 patterns): Change true_regnum
6494 to REGNO in all peephole2 patterns.
6495 (post-reload splitters): Change true_regnum to REGNO in
6496 post-reload splitters.
6497 (zero_extend splitters): Use general_reg_operand and
6498 nonimmediate_gr_operand predicates.
6500 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6502 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
6503 v constraint instead of x.
6505 2016-05-05 Alan Modra <amodra@gmail.com>
6508 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
6509 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
6510 TARGET_NO_FP_IN_TOC for -mrelocatable.
6511 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
6512 TARGET_RELOCATABLE test.
6513 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6514 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6515 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6516 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6517 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6518 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
6519 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
6520 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6521 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
6522 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6524 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
6525 (rs6000_stack_info): Likewise.
6526 (rs6000_elf_asm_out_constructor): Likewise.
6527 (rs6000_elf_asm_out_destructor): Likewise.
6528 (rs6000_elf_declare_function_name): Likewise.
6529 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
6530 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
6533 2016-05-05 Alan Modra <amodra@gmail.com>
6535 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
6537 2016-05-05 Alan Modra <amodra@gmail.com>
6539 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
6540 out-of-line gpr restore for one or two regs if that would add
6543 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/i386.md
6547 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
6548 Change to post-epilogue_completed late splitter. Use sse_reg_operand
6549 as operand 0 predicate.
6550 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
6552 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
6553 Ditto. Emit the pattern using RTX.
6555 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
6556 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
6557 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
6558 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
6560 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
6561 sse_reg_operand as operand 0 predicate.
6563 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
6564 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
6565 instead of gen_rtx_REG.
6566 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
6569 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6571 * function.c (emit_use_return_register_into_block): Delete.
6572 (gen_return_pattern): Delete.
6573 (emit_return_into_block): Delete.
6574 (active_insn_between): Delete.
6575 (convert_jumps_to_returns): Delete.
6576 (emit_return_for_exit): Delete.
6577 (thread_prologue_and_epilogue_insns): Delete all code dealing with
6578 simple_return for shrink-wrapped blocks.
6579 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
6580 end of blocks that need one.
6581 (get_unconverted_simple_return): Delete.
6582 (convert_to_simple_return): Delete.
6583 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
6584 (convert_to_simple_return): Ditto.
6586 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6588 * cfgcleanup.c (bb_is_just_return): New function.
6589 (try_optimize_cfg): Simplify jumps to return, branches to return,
6590 and branches around return.
6592 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
6594 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
6597 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6601 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
6602 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
6603 assert flags & OEP_HASH_CHECK, instead of asserting it
6604 never happens. Handle TARGET_EXPR.
6605 * fold-const.c (operand_equal_p): For hash verification,
6606 or in OEP_HASH_CHECK into flags.
6608 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
6610 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
6612 (compute_samebase_partition_bases): Fix typo.
6614 2016-05-04 Jakub Jelinek <jakub@redhat.com>
6616 * config/i386/sse.md (vec_interleave_highv8sf,
6617 vec_interleave_lowv8sf, vec_interleave_highv4df,
6618 vec_interleave_lowv4df): Remove constraints from expanders.
6620 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
6622 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6624 * tree-inline.c (expand_call_inline): Fix path dealing with
6625 making lhs of call statement undefined.
6627 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
6629 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
6630 Check availability on NODE, too.
6631 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
6632 (cgraph_node::call_for_symbol_and_aliases): Likewise.
6633 (varpool_node::call_for_symbol_and_aliase): Likewise.
6634 * ipa-pure-const.c (add_new_function): Analyze all bodies.
6635 (propagate_pure_const): Propagate across interposable functions, too.
6636 (skip_function_for_local_pure_const): Do not skip interposable bodies
6638 (pass_local_pure_const::execute): Update.
6640 2016-05-04 Marek Polacek <polacek@redhat.com>
6642 * doc/invoke.texi: Document -Wdangling-else.
6644 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6646 * config.gcc: Error out when conflicting multilib is detected. Do not
6647 loop over multilibs since no combination is legal.
6649 2016-05-04 Alan Modra <amodra@gmail.com>
6651 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
6652 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
6653 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
6656 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
6658 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
6659 Clean up p5600 comments.
6661 2016-05-04 Richard Biener <rguenther@suse.de>
6663 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
6664 constructor simplifications.
6665 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
6667 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
6669 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
6670 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
6671 result.set_rtx is null instead of aborting.
6672 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
6674 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
6675 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
6676 *mov<mode>_store_postinc): New patterns.
6678 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
6680 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
6681 as commutative. Check both conversions are NOP.
6682 ((A & B) OP (C & B)): Remove.
6684 2016-05-04 Alan Modra <amodra@gmail.com>
6686 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
6688 2016-05-04 Alan Modra <amodra@gmail.com>
6691 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
6692 when cr2,3,4 are all fixed regs.
6694 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
6696 PR rtl-optimization/57193
6697 * opts.c (default_options_table): Revert OPT_frename_registers change.
6698 * doc/invoke.texi (-frename-registers, -O2): Likewise.
6700 2016-05-03 Martin Sebor <msebor@redhat.com>
6703 * builtins.c (fold_builtin_FILE): New function.
6704 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
6705 (fold_builtin_0): Call them.
6706 * gimplify.c (gimplify_call_expr): Remove the handling of
6707 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
6710 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
6711 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
6715 * doc/extend.texi (Function Names as Strings): Update __func__,
6716 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
6719 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6720 Richard Biener <rguenther@suse.de>
6722 PR tree-optimization/70916
6723 * tree-if-conv.c: Include cfganal.h.
6724 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
6725 and remove_fake_exit_edges around the optimization pass.
6727 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
6729 * cgraph.c (symbol_table::create_edge): Set inline_failed.
6730 (cgraph_edge::make_direct): Likewise.
6731 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
6732 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
6733 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
6734 (CIF_THUNK): New code.
6735 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
6736 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
6737 (compute_inline_parameters): Set inline_failed for thunks.
6738 (inline_analyze_function): Cleanup.
6739 * ipa-inline.c (can_inline_edge_p): Do not deal with
6740 call_stmt_cannot_inline_p.
6741 (can_early_inline_edge_p): Likewise.
6742 (early_inliner): Initialize inline_failed.
6743 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
6745 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
6748 from nonimm_ssenomem_operand.
6749 (nonimm_ssenomem_operand): New predicate.
6750 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
6751 as operand 0 predicate.
6752 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
6753 Disable unsupported alternatives using "enabled" attribute.
6754 Use register_ssemem_operand as operand 0 predicate.
6755 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
6757 2016-05-03 Marek Polacek <polacek@redhat.com>
6760 * input.c (expansion_point_location): New function.
6761 * input.h (expansion_point_location): Declare.
6763 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
6765 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
6766 occurence with frame_offset_ ones.
6768 2016-05-03 Alan Modra <amodra@gmail.com>
6770 PR rtl-optimization/70890
6771 * ira.c (combine_and_move_insns): When moving def_insn, remove
6774 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
6776 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
6777 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
6778 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
6779 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
6781 2016-05-03 Alan Modra <amodra@gmail.com>
6783 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
6784 for SAVE_MULTIPLE/STORE_MULTIPLE.
6786 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6788 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
6789 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
6791 2016-05-03 Richard Biener <rguenther@suse.de>
6793 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
6795 (gimplify_arg): Likewise.
6796 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
6797 re-writing the result to a decl if required.
6798 (internal_get_tmp_var): Add allow_ssa parameter
6799 and override into_ssa with it.
6800 (get_formal_tmp_var): Adjust.
6801 (get_initialized_tmp_var): Add allow_ssa parameter.
6802 (gimplify_arg): Add allow_ssa parameter and avoid generating
6803 SSA names for the result false.
6804 (gimplify_call_expr): If the call may return twice do not
6805 gimplify parameters into SSA.
6806 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
6807 (gimplify_modify_expr): Adjust assert. For noreturn calls
6808 with a SSA name LHS adjust its def.
6809 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
6810 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
6811 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
6812 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
6813 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
6814 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
6815 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
6816 (optimize_target_teams): Do not allow SSA names for clause operands.
6817 (gimplify_expr): Likewise for where we mark the result addressable.
6818 * passes.def (pass_init_datastructures): Remove.
6819 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
6820 (rewrite_stmt): Likewise.
6821 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
6822 (replace_locals_op): Replace SSA names.
6823 (copy_gimple_seq_and_replace_locals): Init src_cfun.
6824 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
6825 * cgraph.c (release_function_body): Free CFG annotations only
6826 when we have a CFG. Simplify.
6827 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6828 force_gimple_operand instead of get_initialized_tmp_var.
6829 * tree-pass.h (make_pass_init_datastructures): Remove.
6830 * tree-ssa.c (execute_init_datastructures): Remove.
6831 (pass_data_init_datastructures): Likewise.
6832 (class pass_init_datastructures): Likewise.
6833 (make_pass_init_datastructures): Likewise.
6834 * omp-low.c (create_omp_child_function): Init SSA data structures.
6835 (grid_expand_target_grid_body): Likewise.
6836 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
6837 name before adding it to names_to_release.
6838 (remove_bb): Always release SSA defs.
6839 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
6840 before dereferencing it.
6841 * cgraphunit.c (init_lowered_empty_function): Always
6842 int SSA data structures.
6843 * tree-ssanames.c (release_defs): Remove assert that we are in
6845 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
6847 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6848 Uros Bizjak <ubizjak@gmail.com>
6850 PR rtl-optimization/70467
6851 * config/i386/predicates.md (x86_64_hilo_int_operand,
6852 x86_64_hilo_general_operand): New predicates.
6853 * config/i386/constraints.md (Wd): New constraint.
6854 * config/i386/i386.md (mode attr di): Use Wd instead of e.
6855 (general_hilo_operand): New mode attr.
6856 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
6857 instead of <general_operand>.
6858 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
6859 x86_64_hilo_general_operand instead of <general_operand>.
6861 2016-05-03 Jakub Jelinek <jakub@redhat.com>
6863 PR tree-optimization/70916
6864 * tree-if-conv.c (constant_or_ssa_name): Removed.
6865 (fold_build_cond_expr): Use is_gimple_val instead of
6866 constant_or_ssa_name.
6868 PR tree-optimization/70916
6869 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
6870 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
6873 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
6874 (optimize_atomic_bit_test_and): New function.
6875 (pass_fold_builtins::execute): Use it.
6876 * optabs.def (atomic_bit_test_and_set_optab,
6877 atomic_bit_test_and_complement_optab,
6878 atomic_bit_test_and_reset_optab): New optabs.
6879 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
6880 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
6881 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
6882 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
6883 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
6884 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
6885 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
6886 * doc/md.texi (atomic_bit_test_and_set@var{mode},
6887 atomic_bit_test_and_complement@var{mode},
6888 atomic_bit_test_and_reset@var{mode}): Document.
6889 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
6890 atomic_bit_test_and_complement<mode>,
6891 atomic_bit_test_and_reset<mode>): New expanders.
6892 (atomic_bit_test_and_set<mode>_1,
6893 atomic_bit_test_and_complement<mode>_1,
6894 atomic_bit_test_and_reset<mode>_1): New insns.
6896 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
6898 PR rtl-optimization/70687
6899 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
6900 instead of unsigned HOST_WIDE_INT.
6902 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
6904 PR rtl-optimization/44281
6905 * hard-reg-set.h (struct target_hard_regs): New field
6906 x_fixed_nonglobal_reg_set.
6907 (fixed_nonglobal_reg_set): New macro.
6908 * reginfo.c (init_reg_sets_1): Initialize it.
6909 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
6911 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
6913 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6915 PR tree-optimization/56541
6916 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
6917 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
6918 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
6919 (any_complicated_phi): new static variable.
6920 (aggressive_if_conv): delete.
6921 (if_convertible_phi_p): support phis with more than two arguments.
6922 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
6923 critical pred edges.
6924 (ifcvt_split_critical_edges): support phis with more than two
6925 arguments by checking new parameter. only split critical edges
6927 (tree_if_conversion): handle simd pragma marked loop using new
6928 local variable aggressive_if_conv. check any_complicated_phi.
6930 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6932 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
6935 2016-05-03 Bin Cheng <bin.cheng@arm.com>
6937 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
6940 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
6942 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
6943 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
6944 define_insn_and_split.
6945 (mulsi3_i): New define_insn_and_split.
6946 (mulsi3_call): Convert to define_insn.
6947 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
6950 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6952 * machmode.h (mode_complex): Add support to give the complex mode
6954 (GET_MODE_COMPLEX_MODE): Likewise.
6955 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
6956 stored by build_complex_type and gfc_build_complex_type instead of
6957 trying to figure out the appropriate mode based on the size. Raise
6958 an assertion error, if the type was not set.
6959 * genmodes.c (struct mode_data): Add field for the complex type of
6961 (blank_mode): Likewise.
6962 (make_complex_modes): Remember the complex mode created in the
6964 (emit_mode_complex): Write out the mode_complex array to map a
6965 type mode to the complex version.
6966 (emit_insn_modes_c): Likewise.
6967 * tree.c (build_complex_type): Set the complex type to use before
6968 calling layout_type.
6969 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
6970 support for __float128 complex datatypes.
6971 (rs6000_hard_regno_mode_ok): Likewise.
6972 (rs6000_setup_reg_addr_masks): Likewise.
6973 (rs6000_complex_function_value): Likewise.
6974 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
6975 __float128 and __ibm128 complex.
6976 (FLOAT128_IBM_P): Likewise.
6977 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6978 * doc/extend.texi (Additional Floating Types): Document that
6979 -mfloat128 must be used to enable __float128. Document complex
6980 __float128 and __ibm128 support.
6982 2016-05-02 Jakub Jelinek <jakub@redhat.com>
6985 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
6986 char/short arguments promoted to int because of promote_prototypes.
6988 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/predicates.md (register_ssemem_operand): New predicate.
6991 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
6992 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
6993 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
6994 alternatives using "enabled" attribute. Use register_ssemem_operand
6995 as operand 1 predicate.
6996 (*cmpi<unord>xf_i387): Split XFmode pattern from
6997 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
6998 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
6999 *absneg<mode>2_i387. Disable unsupported alternatives using
7000 "enabled" attribute.
7001 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
7003 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7005 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
7007 (oacc_loop_process): Check mask for loop termination.
7009 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7011 * cif-code.def (CIF_THUNK): Add.
7012 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
7015 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
7017 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
7018 (dump_inline_summary): Dump it.
7019 (fp_expression_p): New predicate.
7020 (estimate_function_body_sizes): Use it.
7021 (inline_merge_summary): Merge fp_expressions.
7022 (inline_read_section): Read fp_expressions.
7023 (inline_write_summary): Write fp_expressions.
7024 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
7025 codegen boundary if either caller or callee is !fp_expressions.
7026 * ipa-inline.h (inline_summary): Add fp_expressions.
7027 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
7028 to fp_expressions be sure the fp generation flags are updated.
7030 2016-05-02 Jakub Jelinek <jakub@redhat.com>
7032 PR rtl-optimization/70467
7033 * cse.c (cse_insn): Handle no-op MEM moves after folding.
7035 PR rtl-optimization/70467
7036 * ipa-pure-const.c (check_call): Handle internal calls even in
7037 ipa mode like in local mode.
7039 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
7041 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
7043 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7045 * match.pd (X u< X, X u> X): New transformations.
7047 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
7049 * flag-types.h (enum warn_strict_overflow_code): Move ...
7050 * coretypes.h: ... here.
7051 * fold-const.h (fold_overflow_warning): Declare.
7052 * fold-const.c (fold_overflow_warning): Make non-static.
7053 (fold_comparison): Move the transformation of X +- C1 CMP C2
7054 into X CMP C2 -+ C1 ...
7055 * match.pd: ... here.
7056 * gimple-fold.c (fold_stmt_1): Protect with
7057 fold_defer_overflow_warnings.
7059 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
7061 * omp-low.c (struct oacc_loop): Add 'inner' field.
7062 (new_oacc_loop_raw): Initialize it to zero.
7063 (oacc_loop_fixed_partitions): Initialize it.
7064 (oacc_loop_auto_partitions): Partition outermost loop to outermost
7065 available partitioning.
7067 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7069 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
7071 (umulsidi3): Likewise.
7072 (indirect_jump): Fix jump instruction assembly patterns.
7074 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
7077 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
7078 (nvptx_function_value): Assert non-NULL cfun.
7080 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
7082 PR rtl-optimization/70886
7083 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
7085 * cselib.h (rtx_equal_for_cselib_1): Declare.
7086 (rtx_equal_for_cselib_p: New inline function.
7087 * cselib.c (rtx_equal_for_cselib_p): Delete.
7088 (rtx_equal_for_cselib_1): Make public.
7090 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
7092 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
7093 (register_mixssei387nonimm_operand): Remove predicate.
7094 * config/i386/i386.md (*fop_<mode>_comm): Merge from
7095 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
7096 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
7097 for TARGET_MIX_SSE_I387 alternatives.
7098 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
7099 Disable unsupported alternatives using "enabled" attribute. Use
7100 nonimm_ssenomem_operand as operand 1 predicate. Also check
7101 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
7103 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7105 * tree.c (cst_and_fits_in_hwi): Simplify.
7107 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7109 * tree.h (wi::to_wide): New function.
7110 * expr.c (expand_expr_real_1): Use wi::to_wide.
7111 * fold-const.c (int_const_binop_1): Likewise.
7112 (extract_muldiv_1): Likewise.
7114 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7116 * wide-int.h: Update offset_int and widest_int documentation.
7117 (WI_SIGNED_SHIFT_RESULT): New macro.
7118 (wi::binary_shift): Define signed_shift_result_type for
7119 shifts on offset_int- and widest_int-like types.
7120 (generic_wide_int): Support <<= and >>= if << and >> are supported.
7121 * tree.h (int_bit_position): Use shift operators instead of wi::
7123 * alias.c (adjust_offset_for_component_ref): Likewise.
7124 * expr.c (get_inner_reference): Likewise.
7125 * fold-const.c (fold_comparison): Likewise.
7126 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
7127 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
7128 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7129 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
7130 (stmt_kills_ref_p): Likewise.
7131 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
7132 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
7133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7134 (ao_ref_init_from_vn_reference): Likewise.
7136 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
7138 * wide-int.h: Update offset_int and widest_int documentation.
7139 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
7140 (wi::binary_traits): Allow ordered comparisons between offset_int and
7141 offset_int, between widest_int and widest_int, and between either
7142 of these types and basic C types.
7143 (operator <, <=, >, >=): Define for the same combinations.
7144 * tree.h (tree_int_cst_lt): Use comparison operators instead
7145 of wi:: comparisons.
7146 (tree_int_cst_le): Likewise.
7147 * gimple-fold.c (fold_array_ctor_reference): Likewise.
7148 (fold_nonarray_ctor_reference): Likewise.
7149 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
7150 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
7151 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
7152 * tree-sra.c (completely_scalarize): Likewise.
7153 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
7154 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
7155 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
7156 (check_for_binary_op_overflow): Likewise.
7157 (search_for_addr_array): Likewise.
7158 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
7160 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7162 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
7163 (arc_save_restore): Likewise.
7164 (arc_dwarf_register_span): Likewise.
7165 (arc_output_pic_addr_const): Initialize suffix variable.
7167 2016-05-02 Martin Liska <mliska@suse.cz>
7169 * symbol-summary.h (function_summary::function_summary):
7170 Remove checking assert for all cgraph nodes.
7171 (function_summary::get): Check summary_uid.
7172 (symtab_insertion): Check summary_uid.
7174 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
7176 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
7177 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
7179 (arc_dwarf_register_span): Remove enum keyword.
7180 (compact_memory_operand_p): New function.
7181 * config/arc/arc.h (reg_class): Add code density register classes.
7182 (REG_CLASS_NAMES): Likewise.
7183 (REG_CLASS_CONTENTS): Likewise.
7184 * config/arc/arc.md (*movqi_insn): Add code density instructions.
7185 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
7186 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
7187 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
7188 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
7190 (h, Rcd, Rsd, Rzd): New register constraints.
7191 (T): Use compact_memory_operand_p function.
7192 * config/arc/predicates.md (compact_load_memory_operand): Remove.
7194 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7196 * config/sh/sh.md (*negnegt, *movtt): Remove.
7198 2016-05-02 Marek Polacek <polacek@redhat.com>
7199 Tom de Vries <tom@codesourcery.com>
7201 PR tree-optimization/70700
7202 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
7203 bigger than FIRST_REF_NODE.
7205 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
7208 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
7210 (prepare_cbranch_operands): Don't use scratch register. Assume that
7211 function is used when pseudos can be created.
7212 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
7213 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
7214 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
7215 define_expand. Allow it only when pseudos can be created.
7216 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
7218 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
7220 * config/i386/constraints.md (BC): Only allow -1 operands.
7221 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
7222 Add "enabled" attribute. Update XI mode attribute calculation.
7223 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
7224 (*movoi_internal_avx): Update XI mode attribute calculation.
7225 (*movti_internal): Ditto.
7227 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7229 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
7230 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
7232 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
7234 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
7235 statement on instruction code. Remove trailing spaces.
7236 (altivec_expand_stv_builtin): Likewise.
7238 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7240 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
7241 (TARGET_FPU_DOUBLE): Simplify.
7242 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
7243 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
7244 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
7245 with 'TARGET_FPU_DOUBLE'.
7246 * config/sh/sh.md: Likewise.
7248 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
7250 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
7251 SH_DIV_STR_FOR_SIZE): Remove.
7252 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
7253 SH_DIV_STR_FOR_SIZE): Remove.
7255 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
7257 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
7258 logical_reg_operand): Delete.
7259 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
7260 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
7261 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
7262 match_operand and match_test.
7263 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
7264 variables on their first use. Return bool values.
7265 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
7266 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
7267 arith_reg_operand for input operand. Remove empty constraints.
7269 (*xorsi3_compact): Rename to xorsi3.
7270 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
7271 (*zero_extend<mode>si2_disp_mem): Update comment.
7274 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7276 * config/sh/t-sh: Remove SH5 support.
7277 * config.gcc: Likewise.
7278 * configure: Likewise.
7280 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7282 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
7284 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
7286 * config/sh/sh.c (register_sh_passes, sh_option_override,
7287 sh_print_operand, prepare_move_operands,
7288 sh_can_follow_jump): Remove TARGET_SH1 checks.
7289 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
7290 PROMOTE_MODE): Likewise.
7291 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
7294 2016-04-30 Alan Modra <amodra@gmail.com>
7296 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
7297 restoring when fixed_reg_p, but allow out-of-line or stmw save.
7298 Check for user regs later to avoid unnecessary looping over regs.
7299 Merge user reg check with non-saved reg check. Don't force
7300 inline VR restore when static chain used.
7301 (rs6000_frame_related): Omit eh_frame info for user regs when
7303 (fixed_regs_p): Delete.
7305 2016-04-30 Alan Modra <amodra@gmail.com>
7307 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
7308 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
7311 2016-04-30 Alan Modra <amodra@gmail.com>
7314 * config/rs6000/rs6000.c (fixed_reg_p): New function.
7315 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
7318 2016-04-30 Alan Modra <amodra@gmail.com>
7320 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7321 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
7322 flag_pic test for Darwin.
7324 2016-04-30 Alan Modra <amodra@gmail.com>
7326 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
7327 throw_calls_crossed.
7328 (REG_FREQ_CALLS_CROSSED): Delete.
7329 (REG_N_THROWING_CALLS_CROSSED): Delete.
7330 * regstat.c (regstat_bb_compute_ri): Don't calculate
7331 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
7332 (dump_reg_info): Don't print call cross frequency.
7333 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
7334 and REG_N_THROWING_CALLS_CROSSED.
7336 2016-04-30 Alan Modra <amodra@gmail.com>
7338 * regs.h (struct reg_info_t): Delete live_length.
7339 (REG_LIVE_LENGTH): Delete macro.
7340 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
7341 local_live, local_processed and local_live_last_luid params.
7342 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
7344 (regstat_compute_ri): Adjust for above. Don't set
7346 (dump_reg_info): Don't print live length.
7347 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
7348 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
7349 Localize loop_depth var.
7351 2016-04-30 Alan Modra <amodra@gmail.com>
7353 * ira.c (enum valid_equiv): New.
7354 (validate_equiv_mem): Return enum.
7355 (update_equiv_mem): Create replacement in more cases.
7356 (add_store_equivs): Update validate_equiv_mem call.
7358 2016-04-30 Alan Modra <amodra@gmail.com>
7360 * ira.c (combine_and_move_insns): Rather than scanning insns,
7361 use DF infrastucture to find use and def insns.
7363 2016-04-30 Alan Modra <amodra@gmail.com>
7365 ira.c (combine_and_move_insns): Move invariant conditions..
7366 (ira.c): ..to here. Call combine_and_move_insns before
7367 add_store_equivs. Call grow_reg_equivs later. Allocate
7368 req_equiv later using max_reg_num() rather than global max_regno.
7369 (contains_replace_regs): Delete.
7370 (add_store_equivs): Remove contains_replace_regs test.
7372 2016-04-30 Alan Modra <amodra@gmail.com>
7374 * ira.c (struct equiv_mem_data): New.
7375 (equiv_mem, equiv_mem_modified): Delete static vars.
7376 (validate_equiv_mem_from_store): Use "data" param to communicate..
7377 (validate_equiv_mem): ..from here.
7379 2016-04-30 Alan Modra <amodra@gmail.com>
7381 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
7383 (update_reg_equivs): ..here. Move allocation and freeing of
7384 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
7385 end_alias_analysis to..
7388 2016-04-30 Alan Modra <amodra@gmail.com>
7390 * ira.c (pdx_subregs): Delete.
7391 (struct equivalence): Add pdx_subregs field.
7392 (set_paradoxical_subreg): Remove pdx_subregs param. Update
7394 (update_equiv_regs): Don't create or free pdx_subregs. Update
7397 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7399 * config/rs6000/altivec.h: Change definitions of vec_xl and
7401 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
7402 (LD_ELEMREV_V2DI): New.
7403 (LD_ELEMREV_V4SF): New.
7404 (LD_ELEMREV_V4SI): New.
7405 (LD_ELEMREV_V8HI): New.
7406 (LD_ELEMREV_V16QI): New.
7407 (ST_ELEMREV_V2DF): New.
7408 (ST_ELEMREV_V2DI): New.
7409 (ST_ELEMREV_V4SF): New.
7410 (ST_ELEMREV_V4SI): New.
7411 (ST_ELEMREV_V8HI): New.
7412 (ST_ELEMREV_V16QI): New.
7415 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7416 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
7417 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
7418 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
7419 (altivec_expand_builtin): Add handling for
7420 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
7421 (rs6000_invalid_builtin): Add error-checking for
7422 RS6000_BTM_P9_VECTOR.
7423 (altivec_init_builtins): Define builtins used to implement vec_xl
7425 (rs6000_builtin_mask_names): Define power9-vector.
7426 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
7427 (RS6000_BTM_P9_VECTOR): Define.
7428 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
7429 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
7430 (vsx_ld_elemrev_v2df): Likewise.
7431 (vsx_ld_elemrev_v4sf): Likewise.
7432 (vsx_ld_elemrev_v4si): Likewise.
7433 (vsx_ld_elemrev_v8hi): Likewise.
7434 (vsx_ld_elemrev_v16qi): Likewise.
7435 (vsx_st_elemrev_v2df): Likewise.
7436 (vsx_st_elemrev_v2di): Likewise.
7437 (vsx_st_elemrev_v4sf): Likewise.
7438 (vsx_st_elemrev_v4si): Likewise.
7439 (vsx_st_elemrev_v8hi): Likewise.
7440 (vsx_st_elemrev_v16qi): Likewise.
7441 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
7444 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
7446 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
7448 (simplify_control_stmt_condition_1): ... here. Recurse into
7449 BIT_AND_EXPRs and BIT_IOR_EXPRs.
7451 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
7454 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
7455 (zero_extendqi<mode>2_dot): Revert earlier conversion from
7456 define_insn_and_split to define_insn.
7457 (zero_extendqi<mode>2_dot2): Same.
7458 (extendqi<mode>2_dot): Same.
7459 (extendqi<mode>2_dot2): Same.
7461 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7463 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
7464 (probe_stack): New expander.
7465 (probe_stack_<mode>): New insn pattern.
7467 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7469 * config/i386/i386.md
7470 (operations with memory inputs setting flags peephole2):
7471 Remove uneeded REG_P checks. Cleanup pattern generation.
7473 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
7475 * tree-vect-loop.c (vect_transform_loop): Fix
7476 nb_iterations_upper_bound computation for vectorized loop.
7478 2016-04-29 Marek Polacek <polacek@redhat.com>
7479 Jakub Jelinek <jakub@redhat.com>
7482 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
7483 TARGET_EXPR_SLOT as a base.
7485 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
7487 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
7488 with 'rCm2' constraints to limit possible immediate size.
7489 (*load_zeroextendqisi_update): Likewise.
7490 (*load_signextendqisi_update): Likewise.
7491 (*loadhi_update): Likewise.
7492 (*load_zeroextendhisi_update): Likewise.
7493 (*load_signextendhisi_update): Likewise.
7494 (*loadsi_update): Likewise.
7495 (*loadsf_update): Likewise.
7497 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7499 * config/i386/predicates.md (constm1_operand): Fix comparison.
7501 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7503 * testsuite/gcc.target/arc/ieee_eq.c: New test.
7505 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
7507 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
7508 remaining SH5 related settings.
7509 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
7510 shmedia_prepare_call_address): Delete.
7511 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
7512 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
7513 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
7514 UNSUPPORTED_SH2A): Remove m5 checks.
7515 (sh_divide_strategy_e): Remove SH5 division strategies.
7516 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
7517 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
7519 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
7521 * config/s390/s390.c (s390_rtx_costs): Update documentation.
7523 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7525 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
7526 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
7528 * config/s390/vector.md ("mov<mode>"): Likewise.
7530 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
7532 * config/s390/constraints.md ("U", "W"): Invoke
7533 s390_mem_constraint with "ZR" and "ZT".
7534 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
7535 addresses when using LRA. Accept also short displacements for S
7536 and T constraints. Do not check for long displacement target for
7537 S and T constraints.
7538 (s390_mem_constraint): Remove handling of U and W constraints.
7539 * config/s390/s390.md (various patterns): Remove the short
7540 displacement constraints (Q and R) if a long displacement
7541 constraint is present. Add longdisp as required CPU capability.
7542 * config/s390/vector.md: Likewise.
7543 * config/s390/vx-builtins.md: Likewise.
7545 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7548 * reload1.c (reload): Call finish_spills before
7549 restarting reload loop. Skip select_reload_regs
7550 if update_eliminables_and_spill returns true.
7552 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
7554 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
7555 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
7556 (umulhisi3_imm): Update predicates and constraint letters.
7557 (umulhisi3_reg): Declare instruction as commutative.
7558 * config/arc/constraints.md (J12, J16): New constraints.
7559 * config/arc/predicates.md (short_unsigned_const_operand): New
7561 (arc_short_operand): Likewise.
7562 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
7564 2016-04-29 Richard Biener <rguenther@suse.de>
7566 PR tree-optimization/13962
7567 PR tree-optimization/65686
7568 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
7569 * tree-ssa-alias.c (ptrs_compare_unequal): New function
7570 using PTA to compare pointers.
7571 * match.pd: Add pattern for pointer equality compare simplification
7572 using ptrs_compare_unequal.
7574 2016-04-29 Richard Biener <rguenther@suse.de>
7576 * stor-layout.c (layout_type): Do not build a pointer-to-element
7579 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
7582 Use SWI mode iterator. Use general_reg_operand predicate.
7583 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
7584 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
7587 2016-04-29 Jakub Jelinek <jakub@redhat.com>
7590 * fold-const.c (operand_equal_p): Don't verify hash value equality
7592 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
7595 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7598 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
7599 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
7600 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
7601 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
7602 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
7604 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7606 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
7607 to info. Don't initialize separate fields to 0. Clean up
7610 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7612 * config/i386/i386.md (peephole2s for operations with memory inputs):
7613 Use SWI mode iterator.
7614 (peephole2s for operations with memory outputs): Ditto.
7615 Do not check for stack checking probe.
7617 (probe_stack): Remove expander.
7619 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7620 Andrew Burgess <andrew.burgess@embecosm.com>
7622 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
7623 operands as 32-bits.
7625 2016-04-28 Jason Merrill <jason@redhat.com>
7627 * gdbinit.in: Skip line-map.h.
7629 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7630 Andrew Burgess <andrew.burgess@embecosm.com>
7632 * config/arc/arc.c (arc_conditional_register_usage): Take
7633 TARGET_RRQ_CLASS into account.
7634 (arc_print_operand): Support printing 'p' and 's' operands.
7635 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
7637 (TARGET_RRQ_CLASS): Define.
7638 (IS_POWEROF2_OR_0_P): Define.
7639 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
7641 (*tst_movb): New define_insn.
7642 (*tst): Avoid recognition if it could prevent '*tst_movb'
7643 combination; replace c/CnL with c/Chs alternative.
7644 (*tst_bitfield_tst): New define_insn.
7645 (*tst_bitfield_asr): New define_insn.
7646 (*tst_bitfield): New define_insn.
7647 (andsi3_i): Add Rrq variant.
7648 (extzv): New define_expand.
7649 (insv): New define_expand.
7650 (*insv_i): New define_insn.
7651 (*movb): New define_insn.
7652 (*movb_signed): New define_insn.
7653 (*movb_high): New define_insn.
7654 (*movb_high_signed): New define_insn.
7655 (*movb_high_signed + 1): New define_split pattern.
7656 (*mrgb): New define_insn.
7657 (*mrgb + 1): New define_peephole2 pattern.
7658 (*mrgb + 2): New define_peephole2 pattern.
7659 * config/arc/arc.opt (mbitops): New option for nps400, uses
7660 TARGET_NPS_BITOPS_DEFAULT.
7661 * config/arc/constraints.md (q): Make register class conditional.
7662 (Rrq): New register constraint.
7663 (Chs): New constraint.
7664 (Clo): New constraint.
7665 (Chi): New constraint.
7666 (Cbf): New constraint.
7667 (Cbn): New constraint.
7668 (C18): New constraint.
7669 (Cbi): New constraint.
7671 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7673 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
7675 (bitmap_intersection_of_preds): Ditto.
7676 (bitmap_union_of_succs): Ditto.
7677 (bitmap_union_of_preds): Ditto.
7678 * sbitmap.c (do_popcount): Delete.
7679 (BITMAP_DEBUGGING): Delete.
7680 (sbitmap_verify_popcount): Delete.
7681 (sbitmap_alloc): Don't initialize the popcount field.
7682 (sbitmap_alloc_with_popcount): Delete.
7683 (sbitmap_resize): Don't resize the popcount array.
7684 (sbitmap_vector_alloc): Don't initialize the popcount field.
7685 (bitmap_copy): Don't copy the popcount array.
7686 (bitmap_clear): Don't clear the popcount array.
7687 (bitmap_clear): Delete the popcount array handling.
7688 (bitmap_ior_and_compl): Delete the popcount assert.
7689 (bitmap_not): Ditto.
7690 (bitmap_and_compl): Ditto.
7691 (bitmap_and): Delete the popcount array handling.
7692 (bitmap_xor): Ditto.
7693 (bitmap_ior): Ditto.
7694 (bitmap_or_and): Delete the popcount assert.
7695 (bitmap_and_or): Ditto.
7696 (popcount_table): Delete.
7697 (sbitmap_elt_popcount): Delete.
7698 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
7699 (bitmap_set_bit): Delete the popcount assert.
7700 (bitmap_clear_bit): Ditto.
7701 (sbitmap_free): Don't free the popcount array.
7702 (sbitmap_alloc_with_popcount): Delete declaration.
7703 (sbitmap_popcount): Ditto.
7705 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7706 Andrew Burgess <andrew.burgess@embecosm.com>
7708 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
7709 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
7710 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
7711 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
7712 * config/arc/arc.opt (mcmem): New option.
7713 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
7714 supply length for r/m alternative.
7715 (*extendqisi2_ac): Likewise.
7716 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
7718 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
7719 (movhi_insn): Likewise.
7720 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
7721 (*zero_extendqihi2_i): Add r/Ucm alternative.
7722 (*zero_extendqisi2_ac): Likewise.
7723 (*zero_extendhisi2_i): Likewise.
7724 * config/arc/constraints.md (Uex): New memory constraint.
7725 (Ucm): New define_constraint.
7726 * config/arc/predicates.md (long_immediate_loadstore_operand):
7727 Return 0 for MEM with cmem_address address.
7728 (cmem_address_0): New predicates.
7729 (cmem_address_1): Likewise.
7730 (cmem_address_2): Likewise.
7731 (cmem_address): Likewise.
7733 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7735 * config/rs6000/rs6000.c (machine_function): Rename
7736 insn_chain_scanned_p to spe_insn_chain_scanned_p.
7737 (rs6000_stack_info): Adjust.
7739 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7740 Andrew Burgess <andrew.burgess@embecosm.com>
7742 * config/arc/constraints.md (Usd): Convert to define_constraint.
7746 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7749 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
7750 Add new peephole2 where the first insn is *mov<mode>_or instead of
7751 *mov<mode>_internal.
7753 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
7755 * tracer.c (bb_seen): Make static.
7757 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
7759 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
7760 support, setup defaults.
7761 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
7762 * config/arc/arc.c (arc_init): Add NPS400 support.
7763 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
7764 (TARGET_ARC700): NPS400 is also an ARC700.
7765 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
7767 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
7770 * config/nds32/nds32.md (casesi): Don't access the operands array
7773 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
7776 (or $-1,reg peephole2): Ditto.
7777 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
7779 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
7781 * doc/extend.texi (Common Function Attributes) [optimize]:
7782 Discourage use of the optimize attribute.
7784 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
7786 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
7787 special case builtin.
7788 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
7789 ALTIVEC_BUILTIN_VEC_ADDE.
7790 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
7791 support for ALTIVEC_BUILTIN_VEC_ADDE.
7792 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
7793 for __builtin_vec_adde.
7795 2016-04-28 Jakub Jelinek <jakub@redhat.com>
7797 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
7798 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
7800 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7803 * doc/sourcebuild.texi (Effective-Target Keywords, Other
7804 attributes): Document cilkplus_runtime.
7806 2016-04-28 Martin Jambor <mjambor@suse.cz>
7808 * tree-cfg.c (verify_expr): Verify that local declarations belong to
7809 this function. Call verify_expr on MEM_REFs and bases of other
7812 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7814 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
7815 for WORD_REGISTER_OPERATIONS to runtime check.
7817 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7819 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
7821 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7823 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
7824 big-endian compilation.
7825 * config/arc/arc.md (addf3): Likewise.
7829 2016-04-28 Richard Biener <rguenther@suse.de>
7831 PR tree-optimization/70840
7832 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
7833 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
7834 Mark x * pow(x,c) -> pow(x,c+1) commutative.
7835 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
7837 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7839 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
7840 and explain why in a comment.
7842 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7844 * config/arc/arc.md (cpu_facility): Add fpx variant.
7845 (subdf3): Prohibit use reverse sub when assist operations option
7847 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
7848 instructions only when FPX is enabled.
7849 * testsuite/gcc.target/arc/trsub.c: New test.
7851 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
7854 mult_operator when calculating "type" attribute.
7855 (*fop_<mode>_1_i387): Ditto.
7856 (*fop_xf_1_i387): Ditto.
7857 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
7858 Use std::swap to swap operands. Use RTL expressions to generate
7861 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7862 Joern Rennecke <joern.rennecke@embecosm.com>
7864 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
7866 (emit_pic_move): Remove.
7867 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
7868 * config/arc/arc.c (emit_pic_move): Removed.
7869 (TARGET_HAVE_TLS): Define.
7870 (arc_conditional_register_usage): Test for arc_tp_regno.
7871 (arc_print_operand, arc_print_operand_address): Handle TLS
7873 (arc_needs_pcl_p): New function.
7874 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
7875 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
7876 (arc_raw_symbolic_reference_mentioned_p): Likewise.
7877 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
7878 (arc_legitimize_tls_address): Likewise.
7879 (DTPOFF_ZERO_SYM): Define.
7880 (arc_legitimize_pic_address): Make it static, handle TLS cases.
7881 (arc_output_pic_addr_const): Print TLS unspecs.
7882 (prepare_pic_move): New function, replaces emit_pic_move.
7883 (arc_legitimate_constant_p): Handle TLS unspecs.
7884 (arc_legitimate_address_p): Likewise.
7885 (arc_rewrite_small_data_p): Use assert for TLS constants.
7886 (prepare_move_operands): Use prepare_pic_move.
7887 (arc_legitimize_address): Legitimize tls addresses.
7888 (arc_epilogue_uses): Check for arc_tp_regno.
7889 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
7890 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
7892 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
7894 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
7895 %(arc_tls_extra_start_spec).
7896 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
7897 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
7899 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
7900 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
7901 (UNSPEC_TLS_OFF): Add.
7903 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
7904 (get_thread_pointersi): New patterns.
7905 * config/arc/arc.opt (mtp-regno): New option.
7906 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
7907 (move_dest_operand): Likewise.
7908 * configure: Regenerate.
7909 * configure.ac: Add arc*-*-* case to test for tls.
7910 * doc/invoke.texi (ARC options): Document mtp-regno.
7912 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
7914 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
7915 the new ARC HS SIMD instructions.
7916 (arc_preferred_simd_mode): New function.
7917 (arc_autovectorize_vector_sizes): Likewise.
7918 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
7919 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7920 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
7921 (arc_init_builtins): Add new SIMD builtin types.
7922 (arc_split_move): Handle 64 bit vector moves.
7923 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
7924 (TARGET_PLUS_QMACW): Define.
7925 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
7926 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
7927 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
7928 (VSUBADD4H): New builtins.
7929 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
7930 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
7932 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
7933 Matthias Klose <doko@debian.org>
7935 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
7937 2016-04-28 Richard Biener <rguenther@suse.de>
7940 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
7943 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
7945 * common/config/sh/sh-common.c: Remove SH5 support.
7946 * config/sh/constraints.md: Likewise.
7947 * config/sh/config/sh/elf.h: Likewise.
7948 * config/sh/linux.h: Likewise.
7949 * config/sh/netbsd-elf.h: Likewise.
7950 * config/sh/predicates.md: Likewise.
7951 * config/sh/sh-c.c: Likewise.
7952 * config/sh/sh-protos.h: Likewise.
7953 * config/sh/sh.c: Likewise.
7954 * config/sh/sh.h: Likewise.
7955 * config/sh/sh.md: Likewise.
7956 * config/sh/sh.opt: Likewise.
7957 * config/sh/sync.md: Likewise.
7958 * config/sh/sh64.h: Delete.
7959 * config/sh/shmedia.h: Likewise.
7960 * config/sh/shmedia.md: Likewise.
7961 * config/sh/sshmedia.h: Likewise.
7962 * config/sh/t-netbsd-sh5-64: Likewise.
7963 * config/sh/t-sh64: Likewise.
7964 * config/sh/ushmedia.h: Likewise.
7966 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/i386.md (sign_extend to memory peephole2s): Use
7969 general_reg_operand instead of register_operand predicate.
7971 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7973 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
7975 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
7977 * match.pd (A - B > A, A + B < A): New transformations.
7979 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
7981 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
7982 which defaults to true. Emit an outer pair of parentheses only if
7983 EMIT_PARENS. When continuing a chain of && or || (or & or |),
7984 don't emit parentheses for the right-hand operand.
7986 2016-04-27 Jeff Law <law@redhat.com>
7988 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
7990 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7992 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
7993 (altivec_lvx_<mode>_internal): Document.
7994 (altivec_lvx_<mode>_2op): New define_insn.
7995 (altivec_lvx_<mode>_1op): Likewise.
7996 (altivec_lvx_<mode>_2op_si): Likewise.
7997 (altivec_lvx_<mode>_1op_si): Likewise.
7998 (altivec_stvx_<mode>): Remove.
7999 (altivec_stvx_<mode>_internal): Document.
8000 (altivec_stvx_<mode>_2op): New define_insn.
8001 (altivec_stvx_<mode>_1op): Likewise.
8002 (altivec_stvx_<mode>_2op_si): Likewise.
8003 (altivec_stvx_<mode>_1op_si): Likewise.
8004 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8005 Expand vec_ld and vec_st during parsing.
8006 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
8008 (altivec_expand_stvx_be): Likewise.
8009 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
8010 address-masking behavior in RTL.
8011 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
8012 address-masking behavior in RTL.
8013 (altivec_expand_builtin): Change builtin code arguments for calls
8014 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
8015 (insn_is_swappable_p): Avoid incorrect swap optimization in the
8016 presence of lvx/stvx patterns.
8017 (alignment_with_canonical_addr): New function.
8018 (alignment_mask): Likewise.
8019 (find_alignment_op): Likewise.
8020 (recombine_lvx_pattern): Likewise.
8021 (recombine_stvx_pattern): Likewise.
8022 (recombine_lvx_stvx_patterns): Likewise.
8023 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
8024 stvx patterns from expand.
8025 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
8027 (vector_altivec_store_<mode>): Likewise.
8029 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
8031 * config/aarch64/aarch64.md
8032 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
8033 remove the "fp" attributes.
8034 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
8035 add the "simd" attributes.
8036 (*movdf_aarch64): Likewise.
8037 (*movtf_aarch64): Remove the "fp" attributes.
8038 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
8039 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
8041 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8043 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
8044 rtx to rtx_code_label *.
8045 * rtl.h (maybe_set_first_label_num): Likewise.
8047 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8049 * df-core.c (df_add_problem): Make the problem param be const.
8050 (df_remove_problem): Make local "problem" be const.
8051 * df-problems.c (problem_RD): Make const.
8052 (problem_LR): Likewise.
8053 (problem_LIVE): Likewise.
8054 (problem_MIR): Likewise.
8055 (problem_CHAIN): Likewise.
8056 (problem_WORD_LR): Likewise.
8057 (problem_NOTE): Likewise.
8058 (problem_MD): Likewise.
8059 * df-scan.c (problem_SCAN): Likewise.
8060 * df.h (struct df_problem): Make field "dependent_problem" be
8062 (struct dataflow): Likewise for field "problem".
8063 (df_add_problem): Make param const.
8065 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8067 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
8068 inter-unit moves to/from vector registers are enabled. Do not disable
8071 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8073 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
8074 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
8076 (enum df_problem_id): ...this new enum.
8077 (struct df_problem): Convert field "id" from "int" to
8080 2016-04-27 David Malcolm <dmalcolm@redhat.com>
8082 * rtl.def: Update comment for "things in the instruction chain" to
8083 reflect the removal of the leading "i" field for INSN_UID in
8084 r210360. Fix bogus apostrophe.
8086 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.md
8089 (lea arith with mem operand + setcc peephole2): Set operator mode.
8091 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
8094 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
8095 (dimode_scalar_to_vector_candidate_p): This.
8096 (timode_scalar_to_vector_candidate_p): New function.
8097 (scalar_to_vector_candidate_p): Likewise.
8098 (timode_check_non_convertible_regs): Likewise.
8099 (timode_remove_non_convertible_regs): Likewise.
8100 (remove_non_convertible_regs): Likewise.
8101 (remove_non_convertible_regs): Renamed to ...
8102 (dimode_remove_non_convertible_regs): This.
8103 (scalar_chain::~scalar_chain): Make it virtual.
8104 (scalar_chain::compute_convert_gain): Make it pure virtual.
8105 (scalar_chain::mark_dual_mode_def): Likewise.
8106 (scalar_chain::convert_insn): Likewise.
8107 (scalar_chain::convert_registers): Likewise.
8108 (scalar_chain::add_to_queue): Make it protected.
8109 (scalar_chain::emit_conversion_insns): Likewise.
8110 (scalar_chain::replace_with_subreg): Likewise.
8111 (scalar_chain::replace_with_subreg_in_insn): Likewise.
8112 (scalar_chain::convert_op): Likewise.
8113 (scalar_chain::convert_reg): Likewise.
8114 (scalar_chain::make_vector_copies): Likewise.
8115 (scalar_chain::convert_registers): New pure virtual function.
8116 (class dimode_scalar_chain): New class.
8117 (class timode_scalar_chain): Likewise.
8118 (scalar_chain::mark_dual_mode_def): Renamed to ...
8119 (dimode_scalar_chain::mark_dual_mode_def): This.
8120 (timode_scalar_chain::mark_dual_mode_def): New function.
8121 (timode_scalar_chain::convert_insn): Likewise.
8122 (dimode_scalar_chain::convert_registers): Likewise.
8123 (scalar_chain::compute_convert_gain): Renamed to ...
8124 (dimode_scalar_chain::compute_convert_gain): This.
8125 (scalar_chain::replace_with_subreg): Renamed to ...
8126 (dimode_scalar_chain::replace_with_subreg): This.
8127 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
8128 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
8129 (scalar_chain::make_vector_copies): Renamed to ...
8130 (dimode_scalar_chain::make_vector_copies): This.
8131 (scalar_chain::convert_reg): Renamed to ...
8132 (dimode_scalar_chain::convert_reg ): This.
8133 (scalar_chain::convert_op): Renamed to ...
8134 (dimode_scalar_chain::convert_op): This.
8135 (scalar_chain::convert_insn): Renamed to ...
8136 (dimode_scalar_chain::convert_insn): This.
8137 (scalar_chain::convert): Call convert_registers.
8138 (convert_scalars_to_vector): Change to scalar_chain pointer to
8139 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
8140 in 32-bit mode. Delete scalar_chain pointer. Call
8141 free_dominance_info in 64-bit mode.
8142 (pass_stv::gate): Remove TARGET_64BIT check.
8143 (ix86_option_override): Put the 64-bit STV pass before the CSE
8146 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
8148 * dwarf2out.h (struct dw_loc_descr_node): Remove the
8149 dw_loc_frame_offset field.
8150 * dwarf2out.c (new_loc_descr): Likewise.
8151 (resolve_args_picking_1): Turn the VISITED hash set into a
8152 FRAME_OFFSET hash map. Use it to associate a frame offset to
8153 visited nodes. Remove uses of the CHECKING_P macro.
8154 (resolve_args_picking): Update call to resolve_args_picking_1.
8156 2016-04-27 Martin Liska <mliska@suse.cz>
8158 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
8159 (free_loop_data): Release vuses of groups.
8161 2016-04-27 Bin Cheng <bin.cheng@arm.com>
8163 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
8164 instead of redundant use_id and boolean have_use_for.
8165 (struct iv_use): Change sub_id into group_id. Remove field next.
8166 Move fields: related_cands, n_map_members, cost_map and selected
8168 (struct iv_group): ... here. New structure.
8169 (struct iv_common_cand): Use structure declaration directly.
8170 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
8171 (MAX_CONSIDERED_USES): Rename macro to ...
8172 (MAX_CONSIDERED_GROUPS): ... here.
8173 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
8174 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
8175 (dump_uses): Rename to ...
8176 (dump_groups): ... here. Update all uses.
8177 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
8178 (find_induction_variables): Refactor format of dump information.
8179 (record_sub_use): Delete.
8180 (record_use): Update all uses.
8181 (record_group): New function.
8182 (record_group_use, find_interesting_uses_op): Call above functions.
8184 (find_interesting_uses_cond): Ditto.
8185 (group_compare_offset): New function.
8186 (split_all_small_groups): Rename to ...
8187 (split_small_address_groups_p): ... here. Update all uses.
8188 (split_address_groups): Update all uses.
8189 (find_interesting_uses): Refactor format of dump information.
8190 (add_candidate_1): Update all uses. Remove redundant check on iv,
8192 (add_candidate, record_common_cand): Remove redundant assert.
8193 (add_iv_candidate_for_biv): Update use.
8194 (add_iv_candidate_derived_from_uses): Update all uses.
8195 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
8196 (alloc_use_cost_map): Ditto.
8197 (set_use_iv_cost, get_use_iv_cost): Rename to ...
8198 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
8199 (determine_use_iv_cost_generic): Ditto.
8200 (determine_group_iv_cost_generic): Ditto.
8201 (determine_use_iv_cost_address): Ditto.
8202 (determine_group_iv_cost_address): Ditto.
8203 (determine_use_iv_cost_condition): Ditto.
8204 (determine_group_iv_cost_cond): Ditto.
8205 (determine_use_iv_cost): Ditto.
8206 (determine_group_iv_cost): Ditto.
8207 (set_autoinc_for_original_candidates): Update all uses.
8208 (find_iv_candidates): Update all uses. Refactor dump information.
8209 (determine_use_iv_costs): Ditto.
8210 (determine_iv_costs): Ditto.
8211 (iv_ca_cand_for_use): Rename to ...
8212 (iv_ca_cand_for_group): ... here. Update all uses.
8213 (iv_ca_add_use, iv_ca_add_group): Ditto.
8214 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
8215 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
8216 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
8217 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
8218 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
8219 (create_new_iv, adjust_iv_update_pos): Ditto.
8220 (rewrite_use_address): Delete.
8221 (rewrite_use_address_1): Rename to ...
8222 (rewrite_use_address): ... here.
8223 (rewrite_use_compare): Update all uses.
8224 (rewrite_use): Delete.
8225 (rewrite_uses): Rename to ...
8226 (rewrite_groups): ... here. Update all uses.
8227 (remove_unused_ivs, free_loop_data): Update all uses.
8228 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
8230 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8232 * rtlanal.c (nonzero_bits1): Convert preprocessor check
8233 for WORD_REGISTER_OPERATIONS to runtime check.
8235 2016-04-27 Richard Biener <rguenther@suse.de>
8238 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
8239 aggregate_value_p to determine if a function result is
8240 returned by reference.
8241 (ipa_pta_execute): Functions having their address taken are
8242 not automatically nonlocal.
8244 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8247 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
8248 * fold-const.c (operand_equal_p): If flag_checking and
8249 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
8250 and if it returns non-zero, assert iterative_hash_expr on both
8253 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8255 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
8257 2016-04-27 Nick Clifton <nickc@redhat.com>
8260 * varasm.c (merge_weak): Generate an error if an attempt is made
8261 to convert a non-weak static function into a weak, public function.
8263 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8265 * params.def (MAX_PARTITION_SIZE): New param.
8266 * doc/invoke.texi: Document lto-max-partition.
8268 2016-04-27 Richard Biener <rguenther@suse.de>
8271 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
8272 function cummulating used_from_other_partition, externally_visible
8273 and force_output from aliases.
8274 (refered_from_nonlocal_var): Likewise.
8275 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
8276 node flags properly.
8278 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
8280 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
8281 (-Wmemset-elt-size): New item.
8283 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
8286 * stor-layout.h (internal_reference_types): Delete.
8287 * stor-layout.c (reference_types_internal): Likewise.
8288 (internal_reference_types): Likewise.
8289 (layout_type) <REFERENCE_TYPE>: Adjust.
8291 2016-04-27 Jakub Jelinek <jakub@redhat.com>
8294 * tree.h (inchash::add_expr): Add FLAGS argument.
8295 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
8296 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
8297 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
8298 Formatting fix. Adjust recursive calls. For tcc_comparison,
8299 if swap_tree_comparison (code) is smaller than code, hash that
8300 and arguments in the other order. Hash CONVERT_EXPR the same
8301 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
8302 of ADDR_EXPR of decl as the decl itself. Add or remove
8303 OEP_ADDRESS_OF from recursive flags as needed. For
8304 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
8305 operands commutatively and only the third one normally.
8306 For internal CALL_EXPR hash in CALL_EXPR_IFN.
8308 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8310 * config/rtems.h (LIB_SPEC): Add -latomic.
8312 2016-04-27 Joel Sherrill <joel@rtems.org>
8314 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
8315 xilink.ld and flags not relevant to RTEMS.
8317 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
8319 * toplev.c (backend_init_target): Avoid calling init_reload when using
8322 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8324 * reorg.c (try_merge_delay_insns): Declare i and j inside the
8325 for loops rather than one for the whole function.
8327 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8329 * match.pd (X + CST CMP X): New transformation.
8331 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
8333 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
8334 * fold-const.c (fold_binary_loc): Remove 2 transformations
8335 superseded by match.pd.
8336 * match.pd (x+x -> x*2): Generalize to integers.
8338 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
8340 * config/i386/i386.md (operation on memory peephole): Duplicate an
8341 existing peephole and adapt it to match lea rather than an operation
8344 PR rtl-optimization/57193
8345 * opts.c (default_options_table): Add OPT_frename_registers at -O2
8347 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
8349 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8351 * tree-if-conv.c (any_pred_load_store): New static variable.
8352 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
8353 any_pred_load_store instead of and_mask_load_store.
8354 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
8355 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
8356 (combine_blocks, tree_if_conversion): Ditto.
8358 2016-04-26 Bin Cheng <bin.cheng@arm.com>
8360 PR tree-optimization/70771
8361 PR tree-optimization/70775
8362 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
8363 virtual PHI nodes. Delete parameter.
8364 (if_convertible_loop_p_1): Delete argument to above function.
8365 (predicate_all_scalar_phis): Delete code handling single-argument
8367 (tree_if_conversion): Mark and update virtual SSA.
8369 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8372 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
8373 (x86_elf_aligned_common): Rename to ...
8374 (x86_elf_aligned_decl_common): ... this.
8375 Add decl arg. Switch to .lbss for largecomm object. Use
8376 LARGECOMM_SECTION_ASM_OP.
8377 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
8379 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
8380 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
8382 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8383 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
8385 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8388 * config/i386/i386.c (SECTION_LARGE): Define.
8389 (x86_64_elf_select_section): Set it for large data/bss sections.
8390 Only clear SECTION_WRITE for .lrodata.
8391 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
8393 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
8394 * varasm.c (default_elf_asm_named_section): Grow flagchars.
8395 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
8397 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
8398 * doc/tm.texi: Regenerate.
8400 2016-04-26 Jakub Jelinek <jakub@redhat.com>
8403 * configure.ac (--enable-checking): Document extra flag, for
8404 non-release builds default to --enable-checking=yes,extra.
8405 If misc checking and extra checking, define CHECKING_P to 2 instead
8407 * common.opt (fchecking=): Add.
8408 * doc/invoke.texi (-fchecking=): Document.
8409 * doc/install.texi: Document --enable-checking changes.
8410 * configure: Regenerated.
8411 * config.in: Regenerated.
8413 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8415 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
8416 attribute instead of which_alternative.
8417 * config/i386/sse.md (*mov<mode>_internal): Ditto.
8418 Use EXT_REX_SSE_REG_P where appropriate.
8420 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/predicates.md (const0_operand): Do not match
8423 const_wide_int code.
8424 (const1_operand): Ditto.
8426 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8428 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
8429 for SSE constm1 operands and TARGET_AVX512VL.
8430 (*movti_internal): Ditto.
8431 (*mov<mode>_or): Use constm1_operand predicate.
8432 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
8433 for SSE vector_all_ones operands and TARGET_AVX512VL.
8434 * config/i386/predicates.md (constm1_operand): New predicate.
8435 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
8436 emission of constant -1 load.
8438 2016-04-25 Jason Merrill <jason@redhat.com>
8440 * gdbinit.in: Skip is-a.h.
8442 * attribs.c (register_scoped_attributes): Fix logic.
8443 * attribs.h: Declare register_scoped_attributes.
8445 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8447 * config/rs6000/rs6000-builtin.def: Correct pasto error for
8448 stxvd2x and stxvw4x built-in functions.
8450 2016-04-25 DJ Delorie <dj@redhat.com>
8452 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
8453 (ashrhi3): Likewise.
8454 (lshrhi3): Likewise.
8456 2016-04-25 Richard Biener <rguenther@suse.de>
8458 PR tree-optimization/70780
8459 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
8461 (compute_antic): Mark blocks with abnormal preds as visited as
8462 they have a final empty antic-in solution already.
8464 2016-04-25 Michael Collison <michael.collison@linaro.org>
8466 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
8468 2016-04-25 Michael Collison <michael.collison@linaro.org>
8470 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
8471 mode is VQI to improve mixed mode vectorization.
8472 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
8473 define_insn to match low half of signed vaddw.
8474 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
8475 define_insn to match high half of signed vaddw.
8476 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
8477 define_insn to match low half of unsigned vaddw.
8478 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
8479 define_insn to match high half of unsigned vaddw.
8480 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
8481 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8482 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
8484 (arm_simd_check_vect_par_cnst_half_p): Likewise.
8485 * config/arm/predicates.md (vect_par_constant_high): Support
8486 big endian and simplify by calling
8487 arm_simd_check_vect_par_cnst_half
8488 (vect_par_constant_low): Likewise.
8490 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
8492 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
8493 predicate for operand 2.
8495 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
8496 H.J. Lu <hongjiu.lu@intel.com>
8498 * config/i386/i386-protos.h (standard_sse_constant_p): Add
8499 machine_mode argument.
8500 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
8501 constm1_rtx operands. For VOIDmode constants, get mode from
8502 pred_mode. Check mode size if the mode is supported by ABI.
8503 (standard_sse_constant_opcode): Do not use standard_constant_p.
8504 Strictly check ABI support for all-ones operands.
8505 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
8506 immediates. Update calls to standard_sse_constant_p.
8507 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
8508 (ix86_rtx_costs): Ditto.
8509 * config/i386/i386.md (*movxi_internal_avx512f): Use
8510 nonimmediate_or_sse_const_operand instead of vector_move_operand.
8511 Use (v,BC) alternative instead of (v,C). Use register_operand
8512 checks instead of MEM_P.
8513 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
8514 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
8515 isa attribute. Use register_operand checks instead of MEM_P.
8516 (*movti_internal): Use nonimmediate_or_sse_const_operand for
8517 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
8518 alternative and corresponding sse2 isa attribute.
8519 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
8520 to standard_sse_constant_p.
8521 (FP constant splitters): Ditto.
8522 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
8524 * config/i386/predicates.md (constm1_operand): Remove.
8525 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
8526 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
8527 vector_all_ones_operand instead of constm1_operand.
8529 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8531 * print-rtl.c (print_rtx_insn_vec): New function.
8532 * print-rtl.h: New prototype.
8533 * store-motion.c (struct st_expr): Make avail_stores a vector.
8534 (st_expr_entry): Adjust.
8535 (free_st_expr_entry): Likewise.
8536 (print_store_motion_mems): Likewise.
8537 (find_moveable_store): Likewise.
8538 (compute_store_table): Likewise.
8539 (delete_store): Likewise.
8540 (build_store_vectors): Likewise.
8542 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8544 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
8546 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8548 * vec.h (vec_safe_contains): New function.
8549 (vec::contains): Likewise.
8550 (vec::begin): Likewise.
8551 (vec::end): Likewise.
8553 2016-04-23 Jakub Jelinek <jakub@redhat.com>
8556 * cfgexpand.c (expand_stack_vars): Fix typo.
8558 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8560 * system.h (list, map, set, vector): Include conditionally.
8561 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
8562 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
8563 * ipa-icf.c (INCLUDE_LIST): Define.
8564 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
8565 * config/sh/sh.c (INCLUDE_VECTOR): Define.
8566 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
8567 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
8568 * cp/logic.cc (INCLUDE_LIST): Define.
8569 * fortran/trans-common.c (INCLUDE_MAP): Define.
8571 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
8573 * auto-profile.c: Remove <string.h> include.
8574 * ipa-icf-gimple.c: Remove <list> include.
8575 * diagnostic.c: Remove <new> include.
8576 * genmatch.c: Likewise.
8577 * pretty-print.c: Likewise.
8578 * toplev.c: Likewise
8579 * c/c-objc-common.c: Likewise.
8580 * cp/error.c: Likewise.
8581 * fortran/error.c: Likewise.
8583 2016-04-22 Richard Biener <rguenther@suse.de>
8585 * lto-streamer-in.c (input_ssa_names): Do not allocate
8586 GIMPLE_NOP for all SSA names.
8587 * lto-streamer-out.c (output_ssa_names): Do not output
8588 SSA names that should have been released.
8590 2016-04-22 Richard Biener <rguenther@suse.de>
8592 PR tree-optimization/70740
8593 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
8596 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
8599 * config/i386/predicates.md (call_insn_operand): Replace
8600 sibcall_memory_operand with memory_operand.
8602 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
8604 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
8605 has_single_use() tests.
8606 (register_edge_assert_for_1): Likewise.
8607 (find_assert_locations_1): Check the liveness bitmap instead of
8608 checking has_single_use().
8610 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
8613 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
8614 Extract AVX-512BW constraint from AVX.
8616 2016-04-21 Richard Biener <rguenther@suse.de>
8618 PR tree-optimization/70725
8619 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
8620 for phi_convertible_by_degenerating_args.
8621 (predicate_all_scalar_phis): Handle single-argument PHIs.
8623 2016-04-21 Richard Biener <rguenther@suse.de>
8626 * fold-const.c (fold_comparison): Return properly typed
8629 2016-04-21 Bin Cheng <bin.cheng@arm.com>
8631 PR tree-optimization/70715
8632 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8633 after expanding BASE using expand_simple_operations.
8635 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8637 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
8638 New transformations.
8640 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
8642 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
8644 2016-04-20 Jan Hubicka <jh@suse.cz>
8646 * ipa-inline.c (can_inline_edge_p): Pass caller info to
8647 ultiimate_alias_target.
8648 (update_callee_keys): Likewise.
8649 (lookup_recursive_calls): Likewise.
8650 (speculation_useful_p): Likewise.
8652 2016-04-20 Jan Hubicka <jh@suse.cz>
8655 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
8656 (set_nothrow_flag_1): ... this; handle interposition correctly;
8657 recurse on aliases and thunks.
8658 (cgraph_node::set_nothrow_flag): New.
8659 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
8660 functions compiled with non-call exceptions that binds to current
8662 (propagate_nothrow): Be safe WRT interposition.
8663 * cgraph.h (set_nothrow_flag): Update prototype.
8665 2016-04-18 Jan Hubicka <jh@suse.cz>
8667 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8668 max_loop_iterations_int.
8669 (tree_unswitch_outer_loop): Likewise.
8671 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8673 PR tree-optimization/69489
8674 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
8675 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
8676 Revise dump message.
8677 (if_convertible_bb_p): Remove check on edge count of basic block's
8680 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8682 PR tree-optimization/56625
8683 PR tree-optimization/69489
8684 * tree-data-ref.h (DR_INNERMOST): New macro.
8685 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
8686 hashing struct innermost_loop_behavior.
8687 (ref_DR_map): Remove.
8688 (innermost_DR_map): New map.
8689 (baseref_DR_map): Revise comment.
8690 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
8691 to innermost_DR_map accroding to its innermost loop behavior.
8692 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
8693 to its innermost loop behavior.
8694 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
8695 Add initialization for innermost_DR_map. Record memory reference
8696 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
8697 have innermost loop behavior.
8698 (if_convertible_loop_p): Remove release for ref_DR_map. Release
8701 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/i386.md (*lea<mode>_general_1): Rename from
8704 *lea_general_1. Use explicit SWI12 mode interator.
8705 (*lea<mode>_general_2): Rename from *lea_general_2.
8706 Use explicit SWI12 mode interator.
8707 (*lea<mode>_general_3): Rename from *lea_general_3.
8708 Use explicit SWI12 mode interator.
8709 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
8710 Use explicit SWI12 mode interator.
8711 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
8712 Use explicit SWI48 mode interator.
8714 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8716 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
8717 Short-cut unaligned load and store cases. Handle all integer
8719 (ix86_expand_vector_move_misalign): Short-cut unaligned load
8720 and store cases. Call ix86_avx256_split_vector_move_misalign
8721 directly without checking mode class.
8723 2016-04-20 Andrew Pinski <apinski@cavium.com>
8724 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8727 * config/aarch64/aarch64.md (sibcall): Force call
8728 address to be DImode for ILP32.
8729 (sibcall_value): Likewise.
8731 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
8733 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
8735 2016-04-20 Richard Biener <rguenther@suse.de>
8737 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
8738 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
8739 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
8740 (maybe_push_res_to_seq): Adjust.
8741 * gimple-fold.c (maybe_build_generic_op): Likewise.
8743 2016-04-20 Marek Polacek <polacek@redhat.com>
8745 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
8748 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
8750 * config/i386/sse.md (vec_unpacks_lo_hi): Always
8751 use kmovw to support AVX512F target.
8753 2016-04-20 Bin Cheng <bin.cheng@arm.com>
8755 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
8757 2016-04-20 Marek Polacek <polacek@redhat.com>
8759 PR tree-optimization/70725
8760 * tree-if-conv.c (is_false_predicate): New function.
8761 (predicate_mem_writes): Use it.
8763 2016-04-20 Richard Biener <rguenther@suse.de>
8765 PR tree-optimization/70726
8766 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
8767 shift amounts from a pattern stmt operand.
8769 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8772 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
8773 stack_restore_from_fpr pattern when restoring r15.
8774 (s390_optimize_prologue): Strip away the memory barrier in the
8775 parallel when trying to get rid of restore insns.
8776 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
8777 definition for loading the stack pointer from an FPR. Compared to
8778 the normal move insn this pattern includes a full memory barrier.
8780 2016-04-19 Jakub Jelinek <jakub@redhat.com>
8783 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
8784 implicitly linear or lastprivate iterator on the outer context.
8786 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8788 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
8790 * config/i386/i386.md (ssememalign): Removed.
8791 * config/i386/sse.md: Remove ssememalign attribute from patterns.
8793 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
8796 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
8797 const short * to __builtin_ia32_loaddquhi512_mask.
8798 (_mm512_maskz_loadu_epi16): Likewise.
8799 (_mm512_mask_storeu_epi16): Pass short * to
8800 __builtin_ia32_storedquhi512_mask.
8801 (_mm512_mask_loadu_epi8): Pass const char * to
8802 __builtin_ia32_loaddquqi512_mask.
8803 (_mm512_maskz_loadu_epi8): Likewise.
8804 (_mm512_mask_storeu_epi8): Pass char * to
8805 __builtin_ia32_storedquqi512_mask.
8806 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
8807 const double * to __builtin_ia32_loadupd512_mask.
8808 (_mm512_mask_loadu_pd): Likewise.
8809 (_mm512_maskz_loadu_pd): Likewise.
8810 (_mm512_storeu_pd): Pass double * to
8811 __builtin_ia32_storeupd512_mask.
8812 (_mm512_mask_storeu_pd): Likewise.
8813 (_mm512_loadu_ps): Pass const float * to
8814 __builtin_ia32_loadups512_mask.
8815 (_mm512_mask_loadu_ps): Likewise.
8816 (_mm512_maskz_loadu_ps): Likewise.
8817 (_mm512_storeu_ps): Pass float * to
8818 __builtin_ia32_storeups512_mask.
8819 (_mm512_mask_storeu_ps): Likewise.
8820 (_mm512_mask_loadu_epi64): Pass const long long * to
8821 __builtin_ia32_loaddqudi512_mask.
8822 (_mm512_maskz_loadu_epi64): Likewise.
8823 (_mm512_mask_storeu_epi64): Pass long long *
8824 to __builtin_ia32_storedqudi512_mask.
8825 (_mm512_loadu_si512): Pass const int * to
8826 __builtin_ia32_loaddqusi512_mask.
8827 (_mm512_mask_loadu_epi32): Likewise.
8828 (_mm512_maskz_loadu_epi32): Likewise.
8829 (_mm512_storeu_si512): Pass int * to
8830 __builtin_ia32_storedqusi512_mask.
8831 (_mm512_mask_storeu_epi32): Likewise.
8832 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
8833 char * to __builtin_ia32_storedquqi256_mask.
8834 (_mm_mask_storeu_epi8): Likewise.
8835 (_mm256_mask_loadu_epi16): Pass const short * to
8836 __builtin_ia32_loaddquhi256_mask.
8837 (_mm256_maskz_loadu_epi16): Likewise.
8838 (_mm_mask_loadu_epi16): Pass const short * to
8839 __builtin_ia32_loaddquhi128_mask.
8840 (_mm_maskz_loadu_epi16): Likewise.
8841 (_mm256_mask_loadu_epi8): Pass const char * to
8842 __builtin_ia32_loaddquqi256_mask.
8843 (_mm256_maskz_loadu_epi8): Likewise.
8844 (_mm_mask_loadu_epi8): Pass const char * to
8845 __builtin_ia32_loaddquqi128_mask.
8846 (_mm_maskz_loadu_epi8): Likewise.
8847 (_mm256_mask_storeu_epi16): Pass short * to.
8848 __builtin_ia32_storedquhi256_mask.
8849 (_mm_mask_storeu_epi16): Pass short * to.
8850 __builtin_ia32_storedquhi128_mask.
8851 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
8852 const double * to __builtin_ia32_loadupd256_mask.
8853 (_mm256_maskz_loadu_pd): Likewise.
8854 (_mm_mask_loadu_pd): Pass onst double * to
8855 __builtin_ia32_loadupd128_mask.
8856 (_mm_maskz_loadu_pd): Likewise.
8857 (_mm256_mask_storeu_pd): Pass double * to
8858 __builtin_ia32_storeupd256_mask.
8859 (_mm_mask_storeu_pd): Pass double * to
8860 __builtin_ia32_storeupd128_mask.
8861 (_mm256_mask_loadu_ps): Pass const float * to
8862 __builtin_ia32_loadups256_mask.
8863 (_mm256_maskz_loadu_ps): Likewise.
8864 (_mm_mask_loadu_ps): Pass const float * to
8865 __builtin_ia32_loadups128_mask.
8866 (_mm_maskz_loadu_ps): Likewise.
8867 (_mm256_mask_storeu_ps): Pass float * to
8868 __builtin_ia32_storeups256_mask.
8869 (_mm_mask_storeu_ps): ass float * to
8870 __builtin_ia32_storeups128_mask.
8871 (_mm256_mask_loadu_epi64): Pass const long long * to
8872 __builtin_ia32_loaddqudi256_mask.
8873 (_mm256_maskz_loadu_epi64): Likewise.
8874 (_mm_mask_loadu_epi64): Pass const long long * to
8875 __builtin_ia32_loaddqudi128_mask.
8876 (_mm_maskz_loadu_epi64): Likewise.
8877 (_mm256_mask_storeu_epi64): Pass long long * to
8878 __builtin_ia32_storedqudi256_mask.
8879 (_mm_mask_storeu_epi64): Pass long long * to
8880 __builtin_ia32_storedqudi128_mask.
8881 (_mm256_mask_loadu_epi32): Pass const int * to
8882 __builtin_ia32_loaddqusi256_mask.
8883 (_mm256_maskz_loadu_epi32): Likewise.
8884 (_mm_mask_loadu_epi32): Pass const int * to
8885 __builtin_ia32_loaddqusi128_mask.
8886 (_mm_maskz_loadu_epi32): Likewise.
8887 (_mm256_mask_storeu_epi32): Pass int * to
8888 __builtin_ia32_storedqusi256_mask.
8889 (_mm_mask_storeu_epi32): Pass int * to
8890 __builtin_ia32_storedqusi128_mask.
8891 * config/i386/i386-builtin-types.def (PCSHORT): New.
8893 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
8894 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
8895 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
8896 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
8897 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
8898 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
8899 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
8900 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
8901 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
8902 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
8903 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
8904 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
8905 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
8906 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
8907 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
8908 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
8909 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
8910 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
8911 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
8912 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
8913 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
8914 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
8915 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
8916 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
8917 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
8918 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
8919 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
8920 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
8921 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
8922 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
8923 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
8924 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
8925 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
8926 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
8927 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
8928 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
8929 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
8930 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
8931 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
8932 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
8933 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
8934 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
8935 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
8936 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
8937 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
8938 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
8939 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
8940 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
8941 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
8943 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
8944 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
8946 (ix86_expand_vector_move_misalign): Likewise.
8947 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
8948 to scalar function prototype for unaligned load/store builtins.
8949 (ix86_expand_special_args_builtin): Updated.
8950 * config/i386/sse.md (UNSPEC_LOADU): Removed.
8951 (UNSPEC_STOREU): Likewise.
8952 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
8953 (VI_ULOADSTORE_F_AVX512VL): Likewise.
8954 (ssescalarsize): Handle V4TI, V2TI and V1TI.
8955 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8956 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
8957 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
8958 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
8959 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
8960 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
8961 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
8962 (<avx512>_storedqu<mode>_mask): Likewise.
8963 (*sse4_2_pcmpestr_unaligned): Likewise.
8964 (*sse4_2_pcmpistr_unaligned): Likewise.
8965 (*mov<mode>_internal): Renamed to ...
8966 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
8967 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
8968 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
8969 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
8971 2016-04-19 Richard Biener <rguenther@suse.de>
8973 PR tree-optimization/70171
8974 * tree-ssa-phiprop.c: Include stor-layout.h.
8975 (phiprop_insert_phi): Handle the aggregate copy case.
8976 (propagate_with_phi): Likewise.
8978 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
8981 instead of simplify_gen_subreg (... , 0).
8982 (ix86_delegitimize_address): Ditto.
8983 (ix86_split_divmod): Ditto.
8984 (ix86_split_copysign_const): Ditto.
8985 (ix86_split_copysign_var): Ditto.
8986 (ix86_expand_args_builtin): Ditto.
8987 (ix86_expand_round_builtin): Ditto.
8988 (ix86_expand_special_args_builtin): Ditto.
8989 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
8990 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
8991 (udivmodqi4): Ditto.
8992 (absneg splitters): Ditto.
8993 (*jcc_bt<mode>_1): Ditto.
8995 2016-04-19 Richard Biener <rguenther@suse.de>
8997 PR tree-optimization/70724
8998 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
8999 restoring out from ...
9000 (free_scc_vn): ... here.
9001 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
9002 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
9004 (pass_fre::execute): Restore SSA info.
9006 2016-04-19 Richard Biener <rguenther@suse.de>
9008 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
9009 * gimple-walk.c (walk_gimple_op): Initialize it.
9010 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
9011 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
9012 remapping SSA names of defs.
9013 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
9016 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
9019 * lra-constraints.c (equiv_substition_p): New.
9020 (process_alt_operands): Use it.
9021 (swap_operands): Swap it.
9022 (curr_insn_transform): Update it.
9024 2016-04-18 Michael Matz <matz@suse.de>
9026 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
9027 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
9028 * tree-core.h (tree_type_common.align): Use bit-field.
9029 (tree_type_common.spare): New.
9030 (tree_decl_common.off_align): Make smaller.
9031 (tree_decl_common.align): Use bit-field.
9033 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
9034 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
9035 (scan_sharing_clauses): Ditto.
9036 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9037 (omp_finish_file): Ditto.
9038 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
9039 (layout_decl): Ditto.
9040 (relayout_decl): Ditto.
9041 (finalize_record_size): Use SET_TYPE_ALIGN.
9042 (finalize_type_size): Ditto.
9043 (finish_builtin_struct): Ditto.
9044 (layout_type): Ditto.
9045 (initialize_sizetypes): Ditto.
9046 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
9047 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
9048 (lookup_field_for_decl): Use SET_DECL_ALIGN.
9049 (get_chain_field): Ditto.
9050 (get_trampoline_type): Ditto.
9051 (get_nl_goto_field): Ditto.
9052 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
9054 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
9055 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
9056 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
9057 (build_qualified_type): Use SET_TYPE_ALIGN.
9058 (build_aligned_type, build_range_type_1): Ditto.
9059 (build_atomic_base): Ditto.
9060 (build_common_tree_nodes): Ditto.
9061 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
9062 (expand_one_stack_var_at): Ditto.
9063 * coverage.c (build_var): Use SET_DECL_ALIGN.
9064 * except.c (init_eh): Ditto.
9065 * function.c (assign_parm_setup_block): Ditto.
9066 * symtab.c (increase_alignment_1): Ditto.
9067 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
9068 * tree-vect-stmts.c (ensure_base_align): Ditto.
9069 * varasm.c (align_variable): Ditto.
9070 (assemble_variable): Ditto.
9071 (build_constant_desc): Ditto.
9072 (output_constant_def_contents): Ditto.
9074 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
9075 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
9076 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
9077 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
9078 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
9080 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
9083 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
9084 replace %vmovsd with "%vmovq".
9085 (vec_concatv2df): Likewise.
9087 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
9089 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
9090 (*vec_extractv2si_0): Ditto.
9091 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
9092 (zero_extended_scalar_load_operand splitters): Ditto.
9093 (vec_extract splitters): Ditto.
9094 (*vec_extractv4si_0_zext): Ditto.
9095 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
9097 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
9098 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
9099 (*sse4_1_extractps): Use lowpart_subreg.
9100 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
9102 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9104 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
9106 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
9107 Mention Solaris 11 packaging changes.
9108 Update gas and gld requirements.
9109 Remove reference to pre-Solaris 10 bug.
9110 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
9112 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
9115 2016-04-17 Jan Hubicka <jh@suse.cz>
9117 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
9118 max_loop_iterations_int.
9120 2016-04-18 Richard Biener <rguenther@suse.de>
9122 PR tree-optimization/43434
9123 * tree-ssa-structalias.c (struct vls_data): New.
9124 (visit_loadstore): Handle all pointer-based accesses.
9125 (compute_dependence_clique): Compute a bitmap of restrict tags
9126 assigned bases and pass it to visit_loadstore.
9128 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
9131 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
9132 armv8.1-a and armv8.1-a+crc.
9134 2016-04-18 Richard Biener <rguenther@suse.de>
9136 PR tree-optimization/70701
9137 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
9138 references after translating through a memcpy.
9140 2016-04-18 Richard Biener <rguenther@suse.de>
9142 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
9143 (compute_antic): ... here. For partial antic use regular
9144 postorder and scrap iteration.
9145 (compute_partial_antic_aux): Remove unused return value.
9146 (init_pre): Do not allocate postorder.
9147 (fini_pre): Do not free postorder.
9149 2016-04-18 Richard Biener <rguenther@suse.de>
9152 * expmed.c (extract_bit_field_1): Remove broken case
9153 using a wider MODE_INT mode.
9155 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
9157 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
9158 unless compiling with at least GCC-4.8.
9160 2016-04-17 Jan Hubicka <jh@suse.cz>
9163 * graphite.c (graphite_finalize): Update call to
9164 tree_estimate_probability.
9165 * predict.h (tree_estimate_probability): Update prototype.
9167 2016-04-17 Jan Hubicka <jh@suse.cz>
9169 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
9170 (tree_estimate_probability): Likewise.
9171 (pass_profile::execute): Update.
9172 (report_predictor_hitrates): New function.
9173 * profile.c (compute_branch_probabilities): Use it.
9174 * predict.h (report_predictor_hitrates): Declare.
9176 2016-04-17 Jan Hubicka <jh@suse.cz>
9179 * cgraph.h (cgraph_node::set_const_flag,
9180 cgraph_node::set_pure_flag): Update prototype to return bool;
9182 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
9183 of interposable symbol are interposable, too.
9184 (cgraph_set_const_flag_1): Rename to ...
9185 (set_const_flag_1): ... this one; change to self recursive function
9186 instead of call_for_symbol_thunks_and_aliases. Handle correctly
9187 clearnig the flag in all variants and also virtual thunks of const
9188 functions are pure; track if any change was done.
9189 (cgraph_node::set_const_flag): Update.
9190 (struct set_pure_flag_info): New struct.
9191 (cgraph_set_pure_flag_1): Rename to ...
9192 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
9193 rather than pointer encoded flags; track if any changes was done;
9194 handle correctly clearning flag and setting flag of aliases already
9196 (cgraph_node::set_pure_flag): Update.
9197 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
9199 2016-04-17 Tom de Vries <tom@codesourcery.com>
9202 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
9205 2016-04-17 Tom de Vries <tom@codesourcery.com>
9207 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
9208 '{}<> ' as escape-for-record.
9210 2016-04-17 Tom de Vries <tom@codesourcery.com>
9212 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
9215 2016-04-17 Tom de Vries <tom@codesourcery.com>
9218 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
9219 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
9220 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
9221 * passes.c (finish_optimization_passes): Only call
9222 finish_graph_dump_file if dfi->graph_dump_initialized.
9223 (execute_function_dump, pass_init_dump_file): Use
9224 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
9226 2016-04-17 Tom de Vries <tom@codesourcery.com>
9228 PR tree-optimization/70256
9229 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
9230 (debug_varmap): New function.
9232 2016-04-17 Tom de Vries <tom@codesourcery.com>
9235 * passes.c (pass_manager::register_pass): Propagate pflags.
9237 2016-04-17 Tom de Vries <tom@codesourcery.com>
9240 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
9241 * passes.c (pass_manager::pass_manager): Declare and init p_start in
9242 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
9243 check if it's equal to p_start.
9244 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
9246 2016-04-15 Jan Hubicka <jh@suse.cz>
9249 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
9250 function does not bind to current def.
9251 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
9252 handle conservatively calls to functions that does not need to bind
9254 (check_call): Update call of worse_state.
9255 (ignore_edge_for_nothrow): Update.
9256 (ignore_edge_for_pure_const): Likewise.
9257 (propagate_pure_const): Update calls to worse_state.
9258 (skip_function_for_local_pure_const): Reformat comments.
9260 2016-04-15 Jan Hubicka <jh@suse.cz>
9263 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
9264 (cgraph_node::function_symbol): Likewise.
9265 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9266 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
9267 (symtab_node::ultimate_alias_target): Add REF parameter.
9268 (symtab_node::binds_to_current_def_p): Declare.
9269 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
9270 (cgraph_node::function_symbol): Likewise.
9271 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
9272 (cgraph_node::get_availability): Likewise.
9273 (cgraph_edge::binds_to_current_def_p): New inline function.
9274 (varpool_node::get_availability): Add REF parameter.
9275 (varpool_node::ultimate_alias_target): Likewise.
9276 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
9277 (symtab_node::binds_to_current_def_p): Likewise.
9278 * varpool.c (varpool_node::get_availability): Likewise.
9280 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9283 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
9284 Fix mode size check.
9286 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9288 * BASE-VER: Set to 7.0.0.
9290 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
9292 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
9294 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9296 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
9297 architecture revisions.
9299 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
9301 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
9302 * config/i386/i386.c (ix86_using_red_zone): No longer static.
9303 * config/i386/i386.md (stack decrement to push peepholes): Guard
9304 with !x86_using_red_zone ().
9306 2016-04-15 Jakub Jelinek <jakub@redhat.com>
9309 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
9310 to dump_generic_node.
9311 (NIY): Pass also flags to do_niy.
9313 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
9315 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
9316 (simd_clone_vector_of_formal_parm_types)
9317 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
9318 (simd_clone_mangle, simd_clone_create)
9319 (simd_clone_adjust_return_type, create_tmp_simd_array)
9320 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
9321 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
9322 (ipa_simd_modify_function_body, simd_clone_linear_addend)
9323 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
9324 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
9325 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
9326 * omp-simd-clone.c: ... this new file.
9327 (simd_clone_vector_of_formal_parm_types): Make it static.
9328 * Makefile.in (OBJS): Add omp-simd-clone.o.
9330 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
9333 * config/i386/sse.md: Use proper memory operand modifiers.
9336 2016-04-15 Richard Biener <rguenther@suse.de>
9337 Alan Modra <amodra@gmail.com>
9339 PR tree-optimization/70130
9340 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
9341 when alignment stays not the same and no not use the realign
9344 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9347 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9348 direct move handlers for KFmode. Change TFmode handlers test from
9349 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
9351 2016-04-14 Jakub Jelinek <jakub@redhat.com>
9354 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
9355 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
9356 (inlined_polymorphic_ctor_dtor_block_p): Use it.
9357 * tree-ssa-live.c (remove_unused_scope_block_p): When
9358 in_ctor_dtor_block, avoid discarding not just BLOCKs with
9359 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
9360 block_ultimate_origin is FUNCTION_DECL.
9361 (remove_unused_locals): If current_function_decl is
9362 polymorphic_ctor_dtor_p, pass initial true to
9363 remove_unused_scope_block_p' is_ctor_dtor_block.
9365 2016-04-14 Martin Sebor <msebor@redhat.com>
9370 * doc/extend.texi (Variable Length): Revert.
9372 2016-04-14 Marek Polacek <polacek@redhat.com>
9373 Jan Hubicka <hubicka@ucw.cz>
9376 * tree.c (verify_type): Disable the canonical type of main variant
9379 2016-04-14 Jason Merrill <jason@redhat.com>
9381 * cfgexpand.c, expr.c: Revert previous change.
9383 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
9386 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
9387 when building a mem ref for the incoming reduction variable.
9389 2016-04-14 Richard Biener <rguenther@suse.de>
9391 PR tree-optimization/70614
9392 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
9393 loop if the evolution dropped to chrec_dont_know.
9394 (interpret_condition_phi): Likewise.
9396 2016-04-14 Richard Biener <rguenther@suse.de>
9398 PR tree-optimization/70623
9399 * tree-ssa-pre.c (changed_blocks): Make global ...
9400 (compute_antic): ... local here. Move and fix worklist
9401 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
9402 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
9403 worklist handling, dump when ANTIC_IN changed.
9404 (compute_partial_antic_aux): Remove worklist handling.
9405 (init_pre): Do not compute post dominators. Add a comment about
9406 the CFG order chosen.
9407 (fini_pre): Do not free post dominators.
9409 2016-04-13 Martin Sebor <msebor@redhat.com>
9414 * doc/extend.texi (Variable Length): Document C++ specifics.
9416 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9419 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
9420 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
9421 eh edges have been purged.
9424 * tree-sra.c (create_access_replacement,
9425 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
9427 * tree-pretty-print.c (dump_fancy_name): New function.
9428 (dump_decl_name, dump_generic_node): Use it.
9430 2016-04-13 Jason Merrill <jason@redhat.com>
9432 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
9433 * expr.c (expand_expr_real_1): Likewise.
9435 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
9437 * config/i386/i386.md (kunpckhi): Swap operands.
9438 (kunpcksi): Likewise.
9439 (kunpckdi): Likewise.
9440 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
9441 (vec_pack_trunc_<mode>): Likewise.
9443 2016-04-13 Jakub Jelinek <jakub@redhat.com>
9446 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
9449 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
9450 gimplification turns some element into non-constant.
9453 * rtl.h (convert_memory_address_addr_space_1): New prototype.
9454 * explow.c (convert_memory_address_addr_space_1): No longer static,
9455 add NO_EMIT argument and don't call convert_modes if true, pass
9456 it down recursively, remove break after return.
9457 (convert_memory_address_addr_space): Adjust caller.
9458 * simplify-rtx.c (simplify_unary_operation_1): Call
9459 convert_memory_address_addr_space_1 instead of convert_memory_address,
9460 if it returns NULL, don't simplify.
9462 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
9465 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
9467 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9469 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9470 Bump the upper SIMDLEN limits, so that if the return type or
9471 characteristic type if the return type is void can be passed in
9472 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
9475 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9478 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
9479 Do not use "=" constraint on an input constraint.
9480 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9481 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9482 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
9483 generates (neg (abs ...)) instead of (abs ...).
9485 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9487 PR rtl-optimization/70596
9488 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
9489 just invalidate LRA data and reset them. Adjust dump wording.
9491 2016-04-12 Martin Liska <mliska@suse.cz>
9494 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9496 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
9498 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9499 max_loop_iterations_int.
9500 (tree_unswitch_outer_loop): Likewise.
9501 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9502 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
9504 2016-04-12 Tom de Vries <tom@codesourcery.com>
9506 PR tree-optimization/68756
9507 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
9508 instead of new_name.
9510 2016-04-12 Jakub Jelinek <jakub@redhat.com>
9512 PR tree-optimization/70602
9513 * tree-sra.c (generate_subtree_copies): Don't write anything into
9514 constant pool decls.
9516 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
9517 regardless whether there are depend clauses or not.
9519 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9522 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
9523 target attribute and pragma from changing the -mfloat128
9524 and -mfloat128-hardware options.
9526 * doc/extend.texi (Additional Floating Types): Document PowerPC
9527 __float128 restrictions.
9529 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9532 * config/aarch64/driver-aarch64.c
9533 (aarch64_get_extension_string_for_isa_flags): New.
9534 (arch_extension): Rename to...
9535 (aarch64_arch_extension): ...This.
9536 (ext_to_feat_string): Rename to...
9537 (aarch64_extensions): ...This.
9538 (aarch64_core_data): Keep track of architecture extension flags.
9539 (cpu_data): Rename to...
9540 (aarch64_cpu_data): ...This.
9541 (aarch64_arch_driver_info): Keep track of architecture extension
9543 (get_arch_name_from_id): Rename to...
9544 (get_arch_from_id): ...This, change return type.
9545 (host_detect_local_cpu): Update and reformat for renames, handle
9546 extensions through common infrastructure.
9548 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9551 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
9552 track of a canonical flag name.
9553 (all_extensions): Likewise.
9554 (arch_to_arch_name): Also track extension flags enabled by the arch.
9555 (all_architectures): Likewise.
9556 (aarch64_parse_extension): Move to here.
9557 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
9559 (aarch64_rewrite_selected_cpu): Update for above change.
9560 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
9561 are handled, such that the single explicit value enabled by an
9562 extension is kept seperate from the implicit values it also enables.
9563 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
9565 (aarch64_parse_extension): New.
9566 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
9567 here to config/aarch64/aarch64-protos.h.
9568 (aarch64_parse_extension): Move from here to
9569 common/config/aarch64/aarch64-common.c.
9570 (aarch64_option_print): Update.
9571 (aarch64_declare_function_name): Likewise.
9572 (aarch64_start_file): Likewise.
9573 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
9574 the canonical flag for extensions.
9575 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
9578 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
9580 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
9583 2016-04-09 Tom de Vries <tom@codesourcery.com>
9585 PR tree-optimization/68953
9586 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
9587 first to last subscript.
9589 2016-04-09 Jakub Jelinek <jakub@redhat.com>
9591 PR tree-optimization/70586
9592 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
9595 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
9599 PR tree-optimization/70373
9603 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
9604 clauses for acc parallel reductions as necessary. Error on those
9606 * omp-low.c (scan_sharing_clauses): Don't install variables which
9607 are used in acc parallel reductions.
9608 (lower_rec_input_clauses): Remove dead code.
9609 (lower_oacc_reductions): Add support for reference reductions.
9610 (lower_reduction_clauses): Remove dead code.
9611 (lower_omp_target): Don't remap variables appearing in acc parallel
9613 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
9615 2016-04-08 Jakub Jelinek <jakub@redhat.com>
9618 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
9619 with multiple SSA_NAME defs, force the outputs other than first
9620 to be live before calling live_track_process_def on each output.
9622 PR rtl-optimization/70574
9623 * fwprop.c (forward_propagate_and_simplify): Don't add
9624 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
9625 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
9626 paradoxical subregs within *loc.
9628 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
9630 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
9631 -ftree-parallelize-loops={0,1}.
9632 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
9633 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
9634 * config/ia64/hpux.h (LIB_SPEC): Likewise.
9635 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
9636 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
9638 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
9641 * asan.c (instrument_derefs): If we get unknown location, extract it
9643 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
9645 2016-04-08 Tom de Vries <tom@codesourcery.com>
9647 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
9648 implicit firstprivate clause.
9650 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9653 * config/arm/thumb2.md (tst + branch-> lsls + branch
9654 peephole below *orsi_not_shiftsi_si): Require that condition
9655 register is dead after the peephole.
9656 (second peephole after the above): Likewise.
9658 2016-04-08 Alan Modra <amodra@gmail.com>
9661 * builtins.c (fold_builtin_classify): For IBM extended precision,
9662 look at just the high-order double to test for NaN.
9663 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
9664 test just the high double for Inf but both doubles for subnormal
9667 2016-04-07 Jakub Jelinek <jakub@redhat.com>
9669 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
9670 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
9671 node->simdclone->mask_mode != VOIDmode masks.
9672 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
9673 earlier, use it instead of node->simdclone.
9674 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9675 Set clonei->mask_mode.
9677 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9680 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
9681 Pass it through to cp_parser_already_scoped_statement.
9682 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
9683 it through to cp_parser_statement.
9684 (cp_parser_statement): Pass IF_P through to
9685 cp_parser_iteration_statement.
9686 (cp_parser_pragma): Adjust call to
9687 cp_parser_iteration_statement.
9689 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
9692 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
9693 resolve a future -Wparentheses warning.
9694 * omp-low.c (scan_sharing_clauses): Likewise.
9695 * tree-parloops.c (eliminate_local_variables): Likewise.
9697 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
9699 PR rtl-optimization/70398
9700 * lra-constraints.c (process_address_1): Check zero scale and code
9701 for reloading with zero scale.
9703 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
9706 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
9708 2016-04-06 Jakub Jelinek <jakub@redhat.com>
9710 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
9711 Add support for AVX512F clones, include them by default for
9712 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
9713 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
9717 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
9718 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
9719 firstprivate clauses.
9720 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
9721 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
9722 (lower_omp_target): Set TREE_NO_WARNING for
9723 non-addressable possibly uninitialized vars which are copied into
9724 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
9726 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
9728 * config/pa/predicates.md (integer_store_memory_operand): Accept
9729 REG+D operands with a large offset when reload_in_progress is true.
9730 (floating_point_store_memory_operand): Likewise.
9732 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9735 * match.pd (nested int casts): Limit to GIMPLE.
9737 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
9740 * ipa-devirt.c (maybe_record_node): Fix comment; use
9741 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
9743 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9745 PR rtl-optimization/70542
9746 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
9747 if there are any uses other than insn or debug insns.
9749 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
9750 Jakub Jelinek <jakub@redhat.com>
9752 PR tree-optimization/70509
9753 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
9754 Shift HOST_WIDE_INT_1U instead of 1.
9756 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
9758 PR tree-optimization/70509
9759 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
9760 of the vector base type for index.
9762 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
9767 2016-04-05 Richard Biener <rguenther@suse.de>
9769 PR tree-optimization/70526
9770 * tree-sra.c (build_ref_for_offset): Use prev_base to
9771 extract the alias pointer type.
9773 2016-04-05 Richard Biener <rguenther@suse.de>
9775 * dse.c (struct store_info): Remove alias_set member.
9776 (struct read_info_type): Likewise.
9777 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
9778 spill_deleted, clear_alias_set_lookup): Remove.
9779 (get_group_info): Remove dead base == NULL_RTX case.
9780 (dse_step0): Remove initialization of removed variables.
9781 (delete_dead_store_insn): Reomve alias set dumping.
9782 (free_read_records): Remove alias_set handling.
9783 (canon_address): Remove alias_set_out parameter.
9784 (record_store): Remove spill_alias_set, it's always zero.
9785 (check_mem_read_rtx): Likewise.
9786 (dse_step2): Rename from ...
9787 (dse_step2_nospill): ... this. Adjust.
9788 (scan_stores): Rename from ...
9789 (scan_stores_nospill): ... this.
9790 (scan_reads): Rename from ...
9791 (scan_reads_nospill): ... this.
9792 (scan_stores_spill, scan_reads_spill): Remove.
9793 (dse_step3_scan): Remove for_spills argument which is always false.
9794 (dse_step3): Likewise.
9795 (dse_step5): Rename from ...
9796 (dse_step5_nospill): ... this. Remove alias_set handling.
9797 (rest_of_handle_dse): Adjust.
9799 2016-04-05 Jakub Jelinek <jakub@redhat.com>
9802 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
9803 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
9804 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
9805 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
9807 2016-04-05 Richard Biener <rguenther@suse.de>
9810 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
9811 non-register type temporaries into SSA.
9813 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
9816 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
9817 calls when sanitizing.
9818 (possible_polymorphic_call_target_p): Fix formatting.
9820 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9821 Jakub Jelinek <jakub@redhat.com>
9824 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
9825 to ensure a call statement is compatible with a built-in's
9827 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
9830 2016-04-04 Richard Biener <rguenther@suse.de>
9832 PR rtl-optimization/70484
9833 * rtl.h (canon_output_dependence): Declare.
9834 * alias.c (canon_output_dependence): New function.
9835 * dse.c (record_store): Use canon_output_dependence rather
9836 than canon_true_dependence.
9838 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
9841 * cgraph.h (symtab_node::copy_visibility_from): New function.
9842 * symtab.c (symtab_node::copy_visibility_from): New function.
9843 * ipa-visibility.c (optimize_weakref): New function.
9844 (function_and_variable_visibility): Use it.
9846 2016-04-04 Martin Liska <mliska@suse.cz>
9849 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
9850 value that is really in range handled by SBR instruction.
9851 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
9852 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
9853 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
9855 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
9859 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
9860 set, but not for SP_REG operands.
9862 2016-04-02 Martin Sebor <msebor@redhat.com>
9865 * fold-const.c (maybe_nonzero_address): New function.
9866 (fold_comparison): Call it. Fold equality and relational
9867 expressions involving null pointers.
9868 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
9870 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
9872 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
9873 the "Y" constraint (scalar FP 0.0 immediate).
9875 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
9876 Add the "const_double" to the list of operand constraints.
9878 2016-04-01 Jakub Jelinek <jakub@redhat.com>
9880 PR rtl-optimization/70467
9881 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
9882 If low word of the last operand is 0, just emit addition/subtraction
9885 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9888 * config/s390/s390.c (s390_expand_insv): Check for everything
9889 constant instead of just VOIDmode stuff.
9891 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9894 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
9896 2016-04-01 Nathan Sidwell <nathan@acm.org>
9898 * tree.def (TRY_CATCH_EXPR): Correct documentation.
9900 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
9902 PR rtl-optimization/70461
9903 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
9906 2016-03-31 Martin Liska <mliska@suse.cz>
9909 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
9910 a tree value or an immediate integer value to a buffer
9911 that is eventually copied to a BRIG section.
9912 (emit_immediate_operand): Call the function here.
9913 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
9914 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
9915 of class' fields that are removed.
9916 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
9917 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
9918 m_brig_repr_size fields.
9920 2016-03-31 Martin Liska <mliska@suse.cz>
9923 * hsa-gen.c (hsa_function_representation::update_dominance): New
9925 (convert_addr_to_flat_segment): Likewise.
9926 (gen_hsa_memory_set): New alignment argument.
9927 (gen_hsa_ctor_assignment): Likewise.
9928 (gen_hsa_insns_for_single_assignment): Provide alignment
9929 to gen_hsa_ctor_assignment.
9930 (gen_hsa_insns_for_direct_call): Add new argument.
9931 (expand_lhs_of_string_op): New function.
9932 (expand_string_operation_builtin): Likewise.
9933 (expand_memory_copy): New function.
9934 (expand_memory_set): New function.
9935 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
9936 (convert_switch_statements): Change signature.
9937 (generate_hsa): Use a return value of the function.
9938 (pass_gen_hsail::execute): Do not call
9939 convert_switch_statements here.
9940 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
9941 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
9942 (hsa_function_representation::update_dominance): New function.
9944 2016-03-31 Martin Liska <mliska@suse.cz>
9947 * hsa-brig.c (emit_directive_variable): Emit alignment
9948 according to hsa_symbol::m_align.
9949 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
9950 (dump_hsa_symbol): Dump alignment of HSA symbols.
9951 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
9952 (gen_hsa_addr_with_align): New function.
9953 (hsa_bitmemref_alignment): Use newly added function.
9954 (gen_hsa_insns_for_load): Likewise.
9955 (gen_hsa_insns_for_store): Likewise.
9956 (gen_hsa_memory_copy): New argument added.
9957 (gen_hsa_insns_for_single_assignment): Respect
9958 alignment for assignments processed via gen_hsa_memory_copy.
9959 (gen_hsa_insns_for_direct_call): Likewise.
9960 (gen_hsa_insns_for_return): Likewise.
9961 (gen_function_def_parameters): Set default alignment.
9962 * hsa.c (hsa_object_alignment): New function.
9963 (hsa_byte_alignment): Pasted function.
9964 * hsa.h (hsa_symbol::m_align): New field.
9966 2016-03-31 Bin Cheng <bin.cheng@arm.com>
9968 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
9969 scratch field for goto case.
9971 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
9973 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
9975 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
9978 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
9979 (scalar_chain::convert_insn): Call convert_op for reg
9980 moves to handle undefined registers.
9982 2016-03-31 Nathan Sidwell <nathan@acm.org>
9985 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
9986 Assert we don't want to move backwards.
9988 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
9991 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
9993 2016-03-31 Jakub Jelinek <jakub@redhat.com>
9995 PR rtl-optimization/70460
9996 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
9997 with operand from REG_LABEL_OPERAND, instead substitute
9998 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
9999 Don't do anything for REG_NON_LOCAL_GOTO jumps.
10001 2016-03-31 Martin Liska <mliska@suse.cz>
10003 * passes.c (execute_one_pass): Do not call
10004 todo_after for a discarded function.
10006 2016-03-31 Bin Cheng <bin.cheng@arm.com>
10008 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
10009 (no_cost, infinite_cost): Initialize the new field.
10010 (get_computation_cost_at): Record setup cost.
10011 (determine_use_iv_cost_address): Skip cost computation for sub
10012 uses if we can estimate it without losing accuracy.
10014 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10016 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10018 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10019 max_loop_iterations_int.
10020 (tree_unswitch_outer_loop): Likewise.
10021 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10022 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10024 2016-03-30 Richard Biener <rguenther@suse.de>
10026 PR middle-end/70450
10027 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
10029 2016-03-30 Jakub Jelinek <jakub@redhat.com>
10032 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
10033 in gen_blendm expander.
10035 2016-03-30 Nick Clifton <nickc@redhat.com>
10038 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
10039 case where we are already provided with an SImode SUBREG.
10041 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/i386/i386.c (ix86_expand_epilogue): Properly check
10045 conflict between DRAP register and __builtin_eh_return.
10047 2016-03-30 Michael Matz <matz@suse.de>
10048 Richard Biener <rguenther@suse.de>
10051 * ipa-polymorphic-call.c (struct type_change_info): Change
10052 speculative to an unsigned allowing to limit the work we do.
10053 (csftc_abort_walking_p): New inline function..
10054 (check_stmt_for_type_change): Limit the number of may-defs
10055 skipped for speculative devirtualization to
10056 max-speculative-devirt-maydefs.
10057 * params.def (max-speculative-devirt-maydefs): New param.
10058 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
10060 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
10063 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
10066 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
10068 PR tree-optimization/59124
10069 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
10070 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
10072 2016-03-29 Jeff Law <law@redhat.com>
10074 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
10076 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10078 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
10081 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
10083 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
10084 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
10085 gcrt0.o if linking dynamically.
10087 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10090 * ipa-devirt.c (methods_equal_p): New function.
10091 (compare_virtual_tables): Use it.
10092 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
10093 * cgraphclones.c (clone_function_name_1): Use
10094 symbol_table::symbol_suffix_separator.
10095 * coverage.c (build_var): Likewise.
10096 * symtab.c (symbol_table::symbol_suffix_separator): New.
10098 2016-03-29 Jakub Jelinek <jakub@redhat.com>
10100 PR rtl-optimization/70429
10101 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
10102 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
10103 mode != result_mode.
10106 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
10108 PR tree-optimization/70405
10109 * ssa-iterators.h (num_imm_uses): Add missing braces.
10111 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
10113 PR rtl-optimization/68695
10114 * ira-color.c (allocno_copy_cost_saving): New.
10115 (improve_allocation): Use it.
10117 2016-03-29 Richard Henderson <rth@redhat.com>
10119 PR middle-end/70355
10120 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
10122 2016-03-29 Richard Biener <rguenther@suse.de>
10124 PR middle-end/70424
10125 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
10126 use alignment returned by get_pointer_alignment_1 if it is
10127 bigger than BITS_PER_UNIT.
10128 * builtins.c (get_pointer_alignment_1): Do not return true
10129 for alignment extracted from SSA info.
10131 2016-03-28 James Bowman <james.bowman@ftdichip.com>
10133 * config/ft32/ft32.opt (mnodiv): New.
10134 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
10135 * doc/invoke.texi (FT32 Options -mnodiv): New.
10137 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
10140 * config/i386/i386.md (define_split, andn): Fix modes.
10142 2016-03-26 Richard Biener <rguenther@suse.de>
10143 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10146 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
10148 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
10149 as 2nd argument to cl_optimization_restore().
10151 2016-03-25 Richard Henderson <rth@redhat.com>
10154 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
10155 * config/aarch64/aarch64-protos.h: Declare it.
10156 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
10158 2016-03-25 Alan Modra <amodra@gmail.com>
10161 * config/rs6000/constraints.md (j): Simplify.
10162 * config/rs6000/predicates.md (easy_fp_constant): Exclude
10164 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
10165 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
10166 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
10167 in all constraint alternatives.
10168 (movtd_64bit_nodm): Delete "j" constraint alternative.
10170 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10172 * tree-ssa-propagate.c: Enhance docs for
10173 SSA_PROP_NOT_INTERESTING.
10175 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
10177 * doc/extend.texi: Fix typo in documentation to pure attribute.
10179 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
10182 * config/pa/pa.md (bswapdi2): Use a scratch register.
10184 2016-03-24 Richard Henderson <rth@redhat.com>
10186 PR middle-end/69845
10187 * fold-const.c (extract_muldiv_1): Correct test for multiplication
10190 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
10192 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
10193 using ix86_expand_binary_operator instead of gen_andsi3.
10195 2016-03-24 Richard Biener <rguenther@suse.de>
10197 PR tree-optimization/70396
10198 * tree-vect-stmts.c (vectorizable_comparison): Use
10199 get_vectype_for_scalar_type.
10201 2016-03-24 Richard Biener <rguenther@suse.de>
10203 PR middle-end/70370
10204 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
10205 with register bases.
10207 2016-03-24 Richard Biener <rguenther@suse.de>
10209 PR tree-optimization/70372
10210 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
10211 build_all_ones_cst to also handle vector types correctly.
10213 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10216 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
10219 2016-03-23 Marek Polacek <polacek@redhat.com>
10222 * doc/invoke.texi: Document -Wignored-attributes.
10224 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10226 PR tree-optimization/69042
10227 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
10228 parameter from 30 to 40.
10230 2016-03-23 Bin Cheng <bin.cheng@arm.com>
10232 PR tree-optimization/69042
10233 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
10234 for use with constant offset stripped in base.
10236 2016-03-23 Richard Biener <rguenther@suse.de>
10238 PR middle-end/70251
10239 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
10240 mode compatibility check.
10241 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10243 2016-03-23 Jeff Law <law@redhat.com>
10245 PR tree-optimization/64058
10246 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
10248 (struct ssa_conflicts): Move up earlier in the file.
10249 (conflicts_, var_map_): New static variables.
10250 (initialize_conflict_count): New function to initialize the
10251 CONFLICT_COUNT field for each conflict pair.
10252 (compare_pairs): Lazily initialize the conflict count and use it
10253 as the first tie-breaker.
10254 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
10255 and wipe conflicts_ and map_ around the call to qsort. Remove
10256 special case for 2 coalesce pairs.
10257 * bitmap.c (bitmap_count_unique_bits): New function.
10258 (bitmap_count_bits_in_word): New function, extracted from
10260 (bitmap_count_bits): Use bitmap_count_bits_in_word.
10261 * bitmap.h (bitmap_count_unique_bits): Declare it.
10263 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
10266 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
10267 transparent alias chain for decl assembler name.
10268 * config/sol2.c (solaris_assemble_visibility): Likewise.
10270 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10272 * config/arm/arm1020e.md (1020call_op): Reduce reservation
10274 (v10_fdivs): Likewise.
10275 (v10_fdivd): Likewise.
10277 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10280 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
10281 to not call fclose twice on file.
10283 2016-03-23 Jakub Jelinek <jakub@redhat.com>
10285 PR tree-optimization/70354
10286 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
10287 oprnd0 is wider than oprnd1 and there is a cast from the wider
10288 type to oprnd1, mask it with the mask of the narrower type.
10291 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
10292 Optimize TARGET_STV splitters, if high or low word of last argument
10295 2016-03-22 Jeff Law <law@redhat.com>
10298 tree-ssa-threadbackward.c
10299 (fsm_find_control_statement_thread_paths): Correctly distinguish
10300 between old style jump threads vs FSM jump threads.
10302 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
10305 * config/i386/i386.c (scalar_chain::convert_op): Support
10306 uninitialized register usage case.
10308 2016-03-22 Richard Biener <rguenther@suse.de>
10310 PR middle-end/70251
10311 * genmatch.c (gen_transform): Adjust last parameter to a three-state
10313 (capture::gen_transform): ... to change behavior when substituting
10314 a condition into cond or not-cond expr context.
10315 (dt_simplify::gen_1): Adjust.
10316 * gimple-match-head.c: Include gimplify.h for unshare_expr.
10317 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
10318 last change and instead change to
10319 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
10320 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10322 2016-03-22 Anthony Green <green@moxielogic.com>
10324 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
10325 issue for moxiebox targets.
10326 (CC1PLUS_SPEC): Ditto.
10328 2016-03-22 Richard Biener <rguenther@suse.de>
10330 PR middle-end/70333
10331 * fold-const.c (extract_muldiv_1): Properly perform multiplication
10334 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10336 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
10338 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
10341 * config/i386/i386.c (def_builtin): Handle
10342 OPTION_MASK_ISA_AVX512VL to be and-ed with other
10344 (const struct builtin_description bdesc_special_args[]):
10345 Remove duplicate ISA bits.
10347 2016-03-22 Jakub Jelinek <jakub@redhat.com>
10350 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
10351 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
10352 in a way that works also for AVX512BW.
10355 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
10356 instead of source if operands[1] is xmm16 and above and
10357 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
10358 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
10361 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
10362 on assign if (*from_p) is a comparison, set it to
10363 TREE_NO_WARNING (*from_p).
10365 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10367 PR middle-end/70326
10368 * lra.c (restore_scratches): Ignore deleted insns.
10370 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
10371 Jakub Jelinek <jakub@redhat.com>
10373 PR tree-optimization/70317
10374 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
10377 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
10381 of ix86_expand_move.
10383 (movti): Use general_operand for operand 1 predicate.
10385 2016-03-21 Martin Liska <mliska@suse.cz>
10387 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
10389 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
10391 2016-03-21 Martin Liska <mliska@suse.cz>
10394 * ipa-icf.c (sem_function::parse): Skip static
10395 constructors and destructors.
10397 2016-03-21 Jakub Jelinek <jakub@redhat.com>
10400 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
10401 function-like macro, peek following token(s) if it is followed
10402 by CPP_OPEN_PAREN token with optional padding in between, and
10403 if not, don't treat it like a macro.
10405 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
10406 Alexander Monakov <amonakov@ispras.ru>
10408 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
10409 for the stabs debug format.
10411 2016-03-21 Richard Biener <rguenther@suse.de>
10413 PR tree-optimization/70310
10414 * tree-vect-generic.c (expand_vector_condition): Fold the built
10417 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
10420 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
10421 Block third alternative for AVX-512VL target,
10423 2016-03-21 Martin Liska <mliska@suse.cz>
10426 * hsa-brig.c (emit_function_directives): Mark unemitted
10427 global variables for emission.
10428 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
10429 (get_symbol_for_decl): Likewise.
10430 * hsa.h (struct hsa_symbol): New flag.
10432 2016-03-21 Richard Biener <rguenther@suse.de>
10434 PR tree-optimization/70288
10435 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
10436 we do not estimate unsimplified all-constant conditionals or
10437 switches as optimized away.
10439 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
10441 PR rtl-optimization/69102
10442 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
10443 when we have a readonly dependency context.
10445 2016-03-18 Jeff Law <law@redhat.com>
10447 PR rtl-optimization/70263
10448 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
10449 (update_equiv_regs): When trying to move a store to after the insn
10450 that sets the source of the store, make sure the store occurs after
10451 the insn that sets the source of the store. When successful note
10452 the REG_EQUIV note created in the dump file.
10454 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
10455 Bernd Schmidt <bschmidt@redhat.com>
10457 * doc/extend.texi: Document more potential problems with basic asms.
10459 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
10461 PR rtl-optimization/70278
10462 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
10465 2016-03-18 Jason Merrill <jason@redhat.com>
10467 * calls.c (load_register_parameters): Fix zero size sibcall logic.
10469 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
10471 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
10472 values to 128b regs.
10474 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
10476 PR tree-optimization/70252
10477 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
10478 boolean vector has a proper number of elements.
10479 (supportable_narrowing_operation): Likewise.
10481 2016-03-18 Tom de Vries <tom@codesourcery.com>
10484 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
10486 2016-03-18 Jakub Jelinek <jakub@redhat.com>
10488 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
10489 instead of replace_rtx for DEBUG_INSNs.
10491 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10493 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
10494 load type reservations.
10496 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
10499 * config/pa/constraints.md: Revert 2015-02-13 change. Use
10500 define_constraint for "Q" and "T" constraints.
10502 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
10504 Tweak the pipeline model for Exynos M1
10506 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
10509 2016-03-17 David Malcolm <dmalcolm@redhat.com>
10512 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
10513 where one or both locations aren't within a line_map.
10515 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
10518 * opts.c (finish_options): Don't set flag_pie to the default if
10519 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
10522 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
10524 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
10525 true as ALL_REGS argument to replace_rtx.
10527 2016-03-17 Richard Biener <rguenther@suse.de>
10530 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
10533 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10536 * rtl.h (replace_rtx): Add ALL_REGS argument.
10537 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
10538 equality and assert mode is the same, instead of just rtx pointer
10540 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
10541 true as ALL_REGS argument to replace_rtx.
10543 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
10545 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
10546 for boolean vector with vector mode only.
10547 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
10549 2016-03-17 Nick Clifton <nickc@redhat.com>
10552 * config/rx/rx.c (rx_print_integer): Print negative constants in
10555 2016-03-17 Jakub Jelinek <jakub@redhat.com>
10558 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
10560 2016-03-16 Richard Henderson <rth@redhat.com>
10561 Richard Biener <rguenth@suse.de>
10563 PR middle-end/70240
10564 PR middle-end/68215
10566 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
10567 first operand as is_gimple_condexpr.
10569 PR middle-end/70240
10570 PR middle-end/68215
10572 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
10573 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
10574 Do not gimplify the result.
10575 (do_unop): Adjust call to tree_vec_extract.
10576 (do_binop): Likewise.
10577 (do_compare): Likewise.
10578 (do_plus_minus): Likewise.
10579 (do_negate): Likewise.
10580 (expand_vector_condition): Likewise.
10581 (do_cond): Likewise.
10583 2016-03-16 Richard Henderson <rth@redhat.com>
10586 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
10587 (aarch64_classify_address): Use it.
10588 (aarch64_legitimize_address): Force all subexpressions of PLUS
10589 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
10591 2016-03-16 Jakub Jelinek <jakub@redhat.com>
10592 Richard Biener <rguenth@suse.de>
10595 * rtlanal.c (replace_rtx): For REG, if from is a REG,
10596 return to even if only REGNO is equal, and assert
10599 2016-03-11 Jeff Law <law@redhat.com>
10601 PR rtl-optimization/70224
10602 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
10604 2016-03-16 Richard Henderson <rth@redhat.com>
10606 PR middle-end/70199
10607 * function.h (struct function): Add has_forced_label_in_static.
10608 * gimplify.c (force_labels_r): Set it.
10609 * lto-streamer-in.c (input_struct_function_base): Read it.
10610 * lto-streamer-out.c (output_struct_function_base): Write it.
10611 * tree-inline.c (has_label_address_in_static_1): Remove.
10612 (copy_forbidden): Remove fndecl parameter; test
10613 has_forced_label_in_static.
10614 (inline_forbidden_p): Update call to copy_forbidden.
10615 (tree_versionable_function_p): Likewise.
10616 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
10617 (chkp_versioning): Likewise.
10618 * tree-inline.h (copy_forbidden): Update decl.
10620 2016-03-16 Marek Polacek <polacek@redhat.com>
10623 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
10624 function being thunked if the result type doesn't have fixed size.
10625 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
10626 doesn't have fixed size.
10628 2016-03-16 Bin Cheng <bin.cheng@arm.com>
10630 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
10631 reporting malformed loop nest.
10633 2016-03-16 Tom de Vries <tom@codesourcery.com>
10636 * ipa-devirt.c (possible_polymorphic_call_targets): Move
10637 nodes.length () == 1 test to before first nodes[0] access.
10639 2016-03-16 Tom de Vries <tom@codesourcery.com>
10641 PR tree-optimization/68715
10642 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
10643 single_pred_p test.
10645 2016-03-16 Tom de Vries <tom@codesourcery.com>
10647 PR tree-optimization/68809
10648 * graphite-scop-detection.c (same_close_phi_node): Test if result types
10651 2016-03-16 Carlos O'Donell <carlos@redhat.com>
10652 Sandra Loosemore <sandra@codesourcery.com>
10654 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
10655 on leaf attribute. Mention ELF interposition problems.
10657 2016-03-16 Alan Modra <amodra@gmail.com>
10659 PR rtl-optimization/69195
10660 PR rtl-optimization/47992
10661 * ira.c (indirect_jump_optimize): Ignore artificial defs.
10664 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
10667 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
10669 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10671 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
10673 2016-03-15 Jakub Jelinek <jakub@redhat.com>
10675 PR rtl-optimization/70222
10676 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
10677 optimization if mode is different from result_mode, queue up masking
10678 of the result in outer_op. Formatting fix.
10680 PR middle-end/70239
10681 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
10684 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10686 PR rtl-optimization/69032
10687 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
10688 looping backwards over basic block insns.
10690 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10693 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
10694 to non-speculative when propagating trap bits.
10696 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10698 PR rtl-optimization/63384
10699 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
10700 DEBUG_INSN_P insns.
10702 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
10705 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
10706 factored out from ...
10707 (sched_analyze_insn): ... here.
10708 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
10709 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
10710 get_implicit_reg_pending_clobbers in it.
10711 (setup_id_reg_sets): Use setup_id_implicit_regs.
10712 (deps_init_id): Ditto.
10714 2016-03-15 Tom de Vries <tom@codesourcery.com>
10717 * cgraph.c (cgraph_node::get_body): Save, reset and restore
10719 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
10720 execute_function_dump.
10721 (execute_one_pass): Don't dump function if it will be dumped after ipa
10724 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
10726 * genrecog.c (match_pattern_2): If pred is NULL don't call
10727 safe_predicate_mode on it.
10729 2016-03-14 Jakub Jelinek <jakub@redhat.com>
10731 PR middle-end/70219
10732 * lra-constraints.c (delete_move_and_clobber): Change assertion
10733 to also allow dregno == 0.
10735 2016-03-14 Richard Henderson <rth@redhat.com>
10738 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
10739 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
10740 (reassociate_bb): Use optimize_vec_cond_expr; avoid
10741 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
10744 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
10747 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
10749 (lra_create_live_ranges_1): initialize hard register biggest_mode to
10751 * lra-constraints.c (split_reg): For hard regs, try to find the
10752 biggest single-register mode used in the function.
10754 2016-03-14 Richard Biener <rguenther@suse.de>
10756 PR tree-optimization/56365
10757 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
10758 constants to compare against.
10760 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
10763 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10764 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
10765 (define_split for the GPR case): Use int_reg_operand instead of
10766 gpc_reg_operand for the output.
10768 2016-03-14 Tom de Vries <tom@codesourcery.com>
10770 PR tree-optimization/70045
10771 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
10772 create_empty_if_region_on_edge argument.
10774 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
10776 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
10777 (STACK_CHECK_PROTECT): Likewise.
10778 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10779 (STACK_CHECK_PROTECT): Likewise.
10780 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
10781 (STACK_CHECK_PROTECT): Likewise.
10782 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
10783 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10784 (STACK_CHECK_PROTECT): Likewise.
10786 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
10788 PR rtl-optimization/69307
10789 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
10790 registers in modes that span more than one register.
10792 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
10795 * lra-constraints.c (delete_move_and_clobber): New.
10796 (remove_inheritance_pseudos): Use it.
10798 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
10801 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
10802 the libcall is LCT_THROW.
10803 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
10804 for the checking routine.
10806 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10809 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
10810 optimization if we have direct move.
10811 (roundu32<mode>2_fprs): Likewise.
10813 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
10816 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
10818 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
10819 Arguments swapped. All callers changed. Take reg_renumber into
10820 account, and Calculate and compare register ranges for hard regs.
10822 2016-03-11 Jeff Law <law@redhat.com>
10824 PR tree-optimization/70190
10825 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10826 Handle cases where we can not extract the taken edge, even though we
10827 found a constant value.
10829 PR tree-optimization/64058
10830 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
10831 (num_coalesce_pairs): Move up earlier in file.
10832 (find_coalesce_pair): Initialize the INDEX field for each pair
10834 (compare_pairs): No longer sort on the elements in each pair.
10835 Instead break ties with the index of the coalesce pair.
10837 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10840 * config/aarch64/aarch64-protos.h
10841 (aarch64_save_restore_target_globals): New prototype.
10842 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
10843 Call the above when popping pragma.
10844 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
10846 (aarch64_set_current_function): Rewrite using the above.
10848 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10850 PR tree-optimization/70177
10851 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
10852 (extract_ops_from_tree): ... this. In the 2 argument
10853 overload remove _1 suffix.
10854 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
10855 (extract_ops_from_tree): ... this.
10856 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
10858 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
10859 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
10860 extract_ops_from_tree instead of 2 operand one.
10862 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
10864 PR tree-optimization/70013
10865 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
10866 for constant-pool entries.
10868 2016-03-11 Jakub Jelinek <jakub@redhat.com>
10870 PR rtl-optimization/70174
10871 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
10872 followed by gen_lowpart on force_reg instead of just gen_lowpart.
10874 PR tree-optimization/70169
10875 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
10876 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
10879 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
10880 Jakub Jelinek <jakub@redhat.com>
10883 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
10884 of uninitialized values.
10886 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10888 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
10890 ("*trunctddd2"): New pattern definition.
10891 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
10894 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10896 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
10897 definitions for BFP and DFP rounding modes.
10898 ("fixuns_truncdddi2", "fixuns_trunctddi2")
10899 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
10900 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
10901 ("fix_trunctf<mode>2"): Use the new constants instead of magic
10904 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10906 * config/s390/constraints.md: Adjust comment.
10907 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
10908 s390_decompose_addrstyle_without_index.
10909 * config/s390/predicates.md (shift_count_or_setmem_operand):
10910 Rename to setmem_operand.
10911 * config/s390/s390-protos.h
10912 (s390_decompose_shift_count): Rename to
10913 s390_decompose_addrstyle_without_index.
10914 * config/s390/s390.c (s390_decompose_shift_count)
10915 (s390_mem_constraint, print_shift_count_operand)
10916 (print_operand_address, print_operand): Rename
10917 s390_decompose_shift_count to
10918 s390_decompose_addrstyle_without_index and rename
10919 print_shift_count_operand to print_addrstyle_operand troughout the
10921 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
10922 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
10923 Rename shift_count_or_setmem_operand to setmem_operand.
10924 * config/s390/vx-builtins.md ("vec_insert<mode>")
10925 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
10928 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10931 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10932 Handle overlapping retval and newval.
10934 2016-03-10 Nick Clifton <nickc@redhat.com>
10937 * config/aarch64/aarch64.c
10938 (aarch64_override_options_after_change_1): When forcing
10939 flag_omit_frame_pointer to be true, use a special value that can
10940 be detected if this function is called again, thus preventing
10941 flag_omit_leaf_frame_pointer from being forced to be false.
10943 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10945 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
10946 Set x_flag_omit_leaf_frame_pointer when handling
10947 -momit-leaf-frame-pointer.
10949 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10952 * cgraph.c (cgraph_node::dump): Dump split_part and
10953 indirect_call_target.
10954 * cgraph.h (cgraph_node): Add indirect_call_target flag.
10955 * ipa.c (has_addr_references_p): Cleanup.
10956 (is_indirect_call_target_p): New.
10957 (walk_polymorphic_call_targets): Do not mark virtuals that may be
10958 called indirectly as local.
10959 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
10961 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10964 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10965 on cxa_pure_virtual.
10967 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10970 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
10972 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
10975 * tree.c (need_assembler_name_p): Only record main variant type names.
10977 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
10980 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
10981 Always define to 0 or 1.
10982 (TARGET_FIX_ERR_A53_843419): New macro.
10983 * config/aarch64/aarch64-elf-raw.h
10984 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
10985 * config/aarch64/aarch64-linux.h: Likewise.
10986 * config/aarch64/aarch64.c
10987 (aarch64_override_options_after_change_1): Do not default
10988 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
10990 (aarch64_attributes): Handle fix-cortex-a53-843419.
10991 (aarch64_can_inline_p): Likewise.
10992 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
10994 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
10995 Jakub Jelinek <jakub@redhat.com>
10997 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
10998 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
10999 DECL_COMMONS if flag_unconstrained_commons is set.
11000 * tree-dfa.c (get_ref_base_and_extent): Likewise.
11001 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
11002 (funconstrained-commons): Document.
11004 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
11006 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
11007 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
11009 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
11011 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
11012 has a proper number of elements.
11014 2016-03-10 Alan Modra <amodra@gmail.com>
11016 PR rtl-optimization/69195
11017 PR rtl-optimization/47992
11018 * ira.c (recorded_label_ref): Delete.
11019 (update_equiv_regs): Return void.
11020 (indirect_jump_optimize): New function.
11021 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
11022 before regstat_compute_ri. Don't rebuild_jump_labels here.
11023 Delete update_regstat.
11025 2016-03-10 Richard Biener <rguenther@suse.de>
11027 PR tree-optimization/70128
11028 * tree-ssa-structalias.c (set_uids_in_ptset): Set
11029 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
11031 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11033 PR tree-optimization/70152
11034 * tree-sra.c (replace_removed_params_ssa_names): Copy over
11035 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
11038 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
11039 instead of gen_sse2_loadlpd.
11040 * config/i386/sse.md (*vec_concatv2df): Rename to...
11041 (vec_concatv2df): ... this.
11043 PR tree-optimization/70127
11044 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
11046 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11050 * diagnostic-show-locus.c (compatible_locations_p): New function.
11051 (layout::layout): Sanitize ranges using compatible_locations_p.
11053 2016-03-09 David Malcolm <dmalcolm@redhat.com>
11057 * diagnostic-show-locus.c (layout_range::layout_range): Replace
11058 location_range param with three const expanded_locations * and a
11060 (layout::layout): Replace call to
11061 rich_location::lazily_expand_location with get_expanded_location.
11062 Extract the range and perform location expansion here, passing
11063 the results to the layout_range ctor.
11064 * diagnostic.c (source_range::debug): Delete.
11065 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
11066 of rich_location::get_expanded_location.
11067 * gcc-rich-location.c (get_range_for_expr): Delete.
11068 (gcc_rich_location::add_expr): Reimplement to avoid the
11069 rich_location::add_range overload that took a location_range,
11070 passing a location_t instead.
11072 2016-03-09 Richard Biener <rguenther@suse.de>
11073 Jakub Jelinek <jakub@redhat.com>
11075 PR tree-optimization/70138
11076 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11077 Also skip vect_double_reduction_def.
11079 2016-03-09 Jakub Jelinek <jakub@redhat.com>
11082 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
11083 if the operand is "m".
11085 2016-03-09 Nathan Sidwell <nathan@acm.org>
11087 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
11089 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11091 * config/i386/i386.c (processor_target_table): Fix cost table
11092 intialization order for znver1.
11094 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11096 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
11097 - becuase -> because.
11098 * ipa-reference.c (ignore_module_statics): Likewise.
11099 * cgraph.c (cgraph_node::get_body): Likewise.
11100 * ipa-inline.c (early_inliner): Likewise.
11101 * ipa-devirt.c (types_same_for_odr): Likewise.
11102 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
11103 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
11105 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11107 * tree-ssa-math-opts.c: Fix typo in comment.
11109 2016-03-08 Jakub Jelinek <jakub@redhat.com>
11112 * config/i386/i386.c (scalar_chain::make_vector_copies,
11113 scalar_chain::convert_reg): Call end_sequence in between
11114 get_insns and emit_conversion_insns rather than after both
11117 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
11120 * config/i386/i386.h (machine_function): Add
11121 pc_thunk_call_expanded flag.
11122 (ix86_pc_thunk_call_expanded): New define.
11123 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
11124 (*set_got): Rename insn pattern from set_got.
11125 (*set_got_labelled): Rename inst pattern from set_got_labelled.
11126 * config/i386/i386.c (ix86_compute_frame_layout): Use
11127 ix86_pc_thunk_call_expanded to prevent red-zone.
11129 2016-03-07 Martin Jambor <mjambor@suse.cz>
11131 * hsa.h (hsa_get_ctor_statements): Declare.
11132 (hsa_get_dtor_statements): Likewise.
11133 (hsa_get_kernel_dispatch_type): Likewise.
11134 * hsa.c (hsa_get_ctor_statements): New function.
11135 (hsa_get_dtor_statements): Likewise.
11136 (hsa_get_kernel_dispatch_type): Likewise.
11137 * hsa-brig.c (hsa_cdtor_statements): Removed.
11138 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
11139 hsa_get_dtor_statements.
11140 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
11141 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
11143 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
11145 * config/arm/arm-cores.def (cortex-r8): New.
11146 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
11147 * config/arm/arm-tune.md: Likewise.
11148 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
11150 2016-03-07 Martin Sebor <msebor@redhat.com>
11152 PR rtl-optimization/19705
11153 * doc/invoke.texi (Options That Control Optimization): Clarify
11154 -fno-branch-count-reg.
11156 2016-02-26 Richard Biener <rguenther@suse.de>
11157 Jeff Law <law@redhat.com>
11159 PR tree-optimization/69740
11160 * cfghooks.c (remove_edge): Request loop fixups if we delete
11161 an edge that might turn an irreducible loop into a natural
11163 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
11164 Move after definition of loops_state_clear.
11166 2016-03-07 Bin Cheng <bin.cheng@arm.com>
11168 PR rtl-optimization/69052
11169 * rtlanal.c (commutative_operand_precedence): Set higher precedence
11172 2016-03-07 Tom de Vries <tom@codesourcery.com>
11174 PR tree-optimization/70116
11175 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
11176 is_tm_ending stmts and ubsan/asan internal functions.
11177 (find_duplicate): Use it. Don't test is_tm_ending here.
11179 2016-03-07 Richard Biener <rguenther@suse.de>
11181 PR tree-optimization/70115
11182 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
11183 (propagate_constants_for_unrolling): Use replace_uses_by.
11185 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
11187 PR middle-end/69916
11188 * omp-low.c (struct oacc_loop): Add ifns.
11189 (new_oacc_loop_raw): Initialize it.
11190 (finish_oacc_loop): Clear mask & flags if no ifns.
11191 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
11192 (oacc_loop_xform_loop): Add ifns arg & adjust.
11193 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
11195 2016-03-07 Richard Henderson <rth@redhat.com>
11198 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
11199 (insert_value_copy_on_edge): Likewise.
11201 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11203 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
11205 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11208 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
11210 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11212 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
11214 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
11216 Fix sseimul type attribute.
11217 * config/i386/znver1.md
11218 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
11219 znver1_sseimul_avx256_load) : Fix the type attribute.
11220 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
11221 pipe usage and latency.
11223 2016-03-05 Jakub Jelinek <jakub@redhat.com>
11226 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
11227 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
11230 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11233 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
11235 PR rtl-optimization/69941
11236 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
11237 the reg share its mode.
11239 2016-03-04 Jeff Law <law@redhat.com>
11241 PR tree-optimization/69196
11242 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11243 If the both SSA_NAMEs are anonymous, then consider them unassociated
11244 and include the PHI in the statement count.
11246 2016-03-05 Tom de Vries <tom@codesourcery.com>
11248 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
11249 construct in oacc routine. Check for oacc region in oacc routine.
11251 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11254 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
11255 2016-02-22 changes, instead don't recurse if RECUR is already true.
11256 Don't change *dynamic_check if RECUR. Adjust recursive caller
11257 to pass true to the new argument.
11258 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
11261 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11262 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
11264 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
11266 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
11268 PR rtl-optimization/57676
11269 * lra-assigns.c (lra_assign): Guard test for maximum iterations
11270 with flag_checking.
11272 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
11274 * tree-vect-patterns.c (search_type_for_mask): Handle
11275 comparison of booleans.
11277 2016-03-04 Jakub Jelinek <jakub@redhat.com>
11279 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
11283 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
11284 all other ops that have dw_val_class_die_ref operands,
11285 and DW_OP_GNU_entry_value.
11287 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11289 PR rtl-optimization/69904
11290 * config/arm/arm.c (arm_cannot_copy_insn_p):
11291 Return true for load-exclusive instructions.
11293 2016-03-03 Jakub Jelinek <jakub@redhat.com>
11296 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
11297 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
11298 the pattern no matter if it is used just by non-pattern, pattern
11300 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
11301 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11302 oprnd1 def_stmt is in pattern, don't look through it.
11304 2016-03-03 Marek Polacek <polacek@redhat.com>
11306 PR middle-end/70050
11307 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
11309 2016-03-03 Martin Liska <mliska@suse.cz>
11311 PR tree-optimization/70043
11312 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
11313 previous statement if we see a debug statement.
11315 2016-03-03 Richard Biener <rguenther@suse.de>
11317 PR tree-optimization/55936
11318 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
11319 parameter and guard unsafe equivalence use.
11320 (vrp_evaluate_conditional_warnv_with_ops): Always use
11321 safe equivalences but not via the quadratic compare_names
11324 2016-03-03 Michael Collison <michael.collison@linaro.org>
11327 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
11328 for operand 1 to s_register_operand. Change predicate for operand
11329 2 to arm_not_immediate_operand.
11331 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
11333 * doc/tm.texi: Regenerated.
11335 2016-03-02 Richard Henderson <rth@redhat.com>
11338 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
11339 simplification when all args are positive non-fixed registers.
11341 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11343 * target.def (lra_p): Specify that new ports should use LRA.
11345 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11348 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
11349 gimplify_type_sizes the type they refer to.
11350 (omp_notice_variable): Handle reference vars to VLAs.
11351 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
11352 reference to VLA decls in the second pass instead of first pass.
11354 2016-03-02 Tom de Vries <tom@codesourcery.com>
11356 PR tree-optimization/68659
11357 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
11358 new_expr == NULL_TREE.
11359 (get_new_name): Handle ADDR_EXPR.
11361 2016-03-02 Bin Cheng <bin.cheng@arm.com>
11363 PR rtl-optimization/69052
11364 * loop-invariant.c (canonicalize_address): New function.
11365 (inv_can_prop_to_addr_use): Check validity of address expression
11366 which is canonicalized by above function.
11368 2016-03-02 Alan Modra <amodra@gmail.com>
11371 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
11374 2016-03-02 Jakub Jelinek <jakub@redhat.com>
11377 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
11378 (*movhi_internal): Put mask moves from and to memory separately
11379 from moves from/to GPRs.
11381 2016-03-02 Richard Biener <rguenther@suse.de>
11383 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
11384 GENERIC expressions in GIMPLE.
11386 2016-03-02 Richard Biener <rguenther@suse.de>
11388 * config/i386/i386.c (type_natural_mode): Fix typo.
11390 2016-03-02 Nick Clifton <nickc@redhat.com>
11392 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
11394 2016-03-02 Richard Biener <rguenther@suse.de>
11395 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
11400 2016-03-02 Richard Biener <rguenther@suse.de>
11402 PR middle-end/67278
11403 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
11405 2016-03-02 Marek Polacek <polacek@redhat.com>
11408 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
11409 "is promoted to" warning.
11411 2016-03-01 DJ Delorie <dj@redhat.com>
11413 * config.gcc: Deprecate mep-*.
11415 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
11417 PR middle-end/70025
11418 * lra-constraints.c (regno_val_use_in): New.
11419 (match_reload): Use it instead of regno_use_in.
11421 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11423 PR rtl-optimization/70007
11424 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
11425 references present in REG_EQUAL notes attached to non-SET patterns.
11427 2016-03-01 Jeff Law <law@redhat.com>
11429 PR tree-optimization/69196
11430 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11431 Appropriately clamp the number of statements to copy when the
11432 thread path does not traverse a loop backedge.
11434 PR tree-optimization/69196
11435 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11436 Do count some PHIs in the thread path against the insn count. Decrease
11437 final statement count by one as the control statement in the last
11438 block will get removed. Remove special cased code for handling PHIs
11441 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
11444 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
11445 asm dialect alternatives to explicit GOTPCREL calls.
11447 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
11450 * ira.c (do_reload): Issue warning for generic stack checking here...
11451 * reload1.c (reload): ...instead of here and streamline it.
11453 2016-03-01 Nick Clifton <nickc@redhat.com>
11455 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
11457 2016-03-01 Richard Biener <rguenther@suse.de>
11459 PR tree-optimization/69983
11460 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
11461 types and fall back to operand_equal_p.
11463 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11466 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11468 * config/s390/constraints.md ("jm8"): New constraint.
11469 * config/s390/predicates.md ("const_int_8bitset_operand"): New
11471 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
11473 ("*setmem_long<setmem_and>"): New pattern.
11474 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
11476 ("*setmem_long_31z<setmem_and>"): New pattern.
11477 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
11478 New substitution rules with the required attributes.
11481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11484 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11486 * gensupport.c (process_substs_on_one_elem): Split loop to
11487 complete mark_operands_used_in_match_dup on all expressions in the
11489 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11490 and remove function.
11492 2016-03-01 Richard Biener <rguenther@suse.de>
11494 PR middle-end/70022
11495 * fold-const.c (fold_indirect_ref_1): Fix range checking for
11496 vector BIT_FIELD_REF extract.
11498 2016-03-01 Richard Biener <rguenther@suse.de>
11500 PR tree-optimization/69994
11501 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
11503 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
11505 PR tree-optimization/69956
11506 * tree-vect-stmts.c (supportable_widening_operation): Support
11507 multi-step conversion of boolean vectors.
11508 (supportable_narrowing_operation): Likewise.
11510 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11512 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
11515 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11517 * config/s390/subst.md (DSI_VI): New mode iterator.
11518 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
11519 * config/s390/vector.md ("vec_set<mode>"): Move expander before
11520 the insn definition.
11521 ("*vec_set<mode>"): Change predicate and add alternative to
11522 support only either register or const_int operands as element
11524 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
11526 ("vec_extract<mode>"): New expander.
11527 ("*vec_extract<mode>"): New insn definition supporting reg and
11528 const_int element selectors.
11529 ("*vec_extract<mode>_plus"): New insn definition supporting
11530 reg+const_int element selectors.
11531 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
11532 following expander+insn definition.
11533 ("<vec_shifts_name><mode>3"): New expander.
11534 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
11536 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11538 * config/s390/s390.md ("*tabort_1"): Change predicate to
11539 nonmemory_operand. Add a second alternative to cover
11540 register as well as const int operands.
11541 ("*tabort_1_plus"): New pattern definition.
11543 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11545 * config/s390/s390.md ("*ashrdi3_cc_31")
11546 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
11547 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
11548 Merge insn definitions into ...
11549 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11550 New pattern definition.
11551 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
11552 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
11553 ("*ashr<mode>3_and"): Merge insn definitions into ...
11554 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
11555 New pattern definition.
11556 * config/s390/subst.md ("addr_style_op_cc_subst")
11557 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
11558 substitutions patterns plus attributes.
11559 Add ashiftrt to SUBST iterator.
11561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11563 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
11564 op2 to nonmemory_operand.
11565 ("*<shift>di3_31", "*<shift>di3_31_and"):
11566 Merge into single pattern definition ...
11567 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
11568 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
11569 pattern definition ...
11570 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
11571 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
11574 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11576 * config/s390/predicates.md (const_int_6bitset_operand): New
11578 * config/s390/s390.md: Include subst.md.
11579 ("rotl<mode>3"): New expander.
11580 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
11582 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
11583 * config/s390/subst.md: New file.
11585 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11587 * config/s390/s390.md ("op_type", "atype", "length" attributes):
11588 Remove RRR type. It doesn't really exist.
11589 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
11591 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
11592 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
11593 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
11594 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
11595 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
11596 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
11597 `enabled' attribute.
11599 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11601 * gensupport.c (process_substs_on_one_elem): Split loop to
11602 complete mark_operands_used_in_match_dup on all expressions in the
11604 (adjust_operands_numbers): Inline into process_substs_on_one_elem
11605 and remove function.
11607 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11610 * config/sparc/sparc.c (NWORDS_UP): Rename to...
11611 (CEIL_NWORDS): ...this. Use CEIL macro.
11612 (compute_fp_layout): Adjust to above renaming.
11613 (function_arg_union_value): Likewise.
11614 (sparc_arg_partial_bytes): Likewise.
11615 (sparc_function_arg_advance): Likewise.
11617 2016-02-29 Jeff Law <law@redhat.com>
11619 PR tree-optimization/70005
11620 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
11621 where an object with a boolean range is compared against a value
11624 PR tree-optimization/69999
11625 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
11626 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
11629 2016-02-29 Richard Biener <rguenther@suse.de>
11631 PR tree-optimization/69994
11632 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
11633 (get_unary_op): Look through nop conversions.
11634 (ops_equal_values_p): New function, look for equality diregarding
11636 (eliminate_plus_minus_pair): Use ops_equal_values_p
11637 (repropagate_negates): Do not use get_unary_op here.
11639 2016-02-29 Martin Liska <mliska@suse.cz>
11641 * system.h: Poison ENABLE_CHECKING macro.
11643 2016-02-29 Martin Liska <mliska@suse.cz>
11645 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
11646 is presented in dump flags.
11647 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11648 (hsa_regalloc): Likewise.
11650 2016-02-19 Richard Biener <rguenther@suse.de>
11652 PR tree-optimization/69980
11653 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
11654 permutation of those we need to keep.
11656 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
11659 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
11660 (NWORDS_UP): ...this
11661 (init_cumulative_args): Minor tweaks.
11662 (sparc_promote_function_mode): Likewise.
11663 (scan_record_type): Delete.
11664 (traverse_record_type): New function template.
11665 (classify_data_t): New structure type.
11666 (classify_registers): New inline function.
11667 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
11668 exhausted. Instantiate traverse_record_type on classify_registers and
11669 deal with the case of a structure passed in slot #15 with no FP field
11671 (assign_data_t): New structure type.
11672 (compute_int_layout): New static function.
11673 (compute_fp_layout): Likewise.
11674 (count_registers): New inline function.
11675 (assign_int_registers): New static function.
11676 (assign_fp_registers): Likewise.
11677 (assign_registers): New inline function.
11678 (function_arg_record_value_1): Delete.
11679 (function_arg_record_value_2): Likewise.
11680 (function_arg_record_value_3): Likewise.
11681 (function_arg_record_value): Adjust to above changes. Instantiate
11682 traverse_record_type on count_registers to first count the number of
11683 registers to be used and then on assign_registers to assign them.
11684 (function_arg_union_value): Adjust to above renaming.
11685 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
11686 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
11687 case of a structure passed in slot #15
11688 (sparc_function_arg_advance): Likewise.
11689 (function_arg_padding): Minor tweak.
11691 2016-02-29 Richard Biener <rguenther@suse.de>
11693 PR tree-optimization/69720
11694 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
11695 the adjustment_def path for possibly vectorized defs.
11696 (vect_create_epilog_for_reduction): Handle vectorized initial
11699 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
11701 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
11703 2016-02-27 Jeff Law <law@redhat.com>
11706 2016-02-26 Richard Biener <rguenther@suse.de>
11707 Jeff Law <law@redhat.com>
11709 PR tree-optimization/69740
11710 * cfghooks.c (remove_edge): Request loop fixups if we delete
11711 an edge that might turn an irreducible loop into a natural
11714 2016-02-27 Jakub Jelinek <jakub@redhat.com>
11716 PR rtl-optimization/69896
11717 * tree-vect-generic.c (get_compute_type): Avoid single element
11720 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
11722 Rename the AArch64 tuning option and related functions to enable the
11723 Newton series for the reciprocal square root to reflect its
11724 approximative characteristic.
11726 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
11727 function to "aarch64_emit_approx_rsqrt".
11728 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
11729 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
11730 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
11731 (xgene1_tunings): Likewise.
11732 (use_rsqrt_p): Likewise.
11733 (aarch64_emit_swrsqrt): Use new function name.
11734 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
11735 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
11736 text explaining this option.
11737 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
11739 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11742 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11743 complain about -mallow-movmisalign without -mvsx if
11744 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
11746 2016-02-26 Joel Sherrill <joel@rtems.org>
11748 * config.gcc: Add x86_64-*-rtems*.
11749 * config/i386/rtems-64.h: New file.
11751 2016-02-26 Joel Sherrill <joel@rtems.org>
11753 * config.gcc: Add aarch64-*-rtems*.
11754 * config/aarch64/rtems.h: New file.
11756 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
11759 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
11760 shift amount using %h. Add comment.
11762 2016-02-26 Richard Biener <rguenther@suse.de>
11763 Jeff Law <law@redhat.com>
11765 PR tree-optimization/69740
11766 * cfghooks.c (remove_edge): Request loop fixups if we delete
11767 an edge that might turn an irreducible loop into a natural
11770 2016-02-26 Martin Jambor <mjambor@suse.cz>
11772 PR middle-end/69920
11773 * tree-sra.c (sra_modify_assign): Do not remove loads of
11774 uninitialized aggregates to SSA_NAMEs.
11776 2016-02-26 Richard Henderson <rth@redhat.com>
11779 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
11780 pseudo in case the target rtx matches the source of the left
11783 2016-02-26 Martin Jambor <mjambor@suse.cz>
11786 * hsa.h (hsa_type_packed_p): Declare.
11787 * hsa.c (hsa_type_packed_p): New function.
11788 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
11790 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
11791 * hsa-brig.c (emit_basic_insn): Likewise.
11793 2016-02-26 Martin Jambor <mjambor@suse.cz>
11796 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
11798 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
11800 2016-02-26 Martin Jambor <mjambor@suse.cz>
11802 * hsa.h (is_a_helper): New overload for hsa_op_immed for
11803 hsa_op_with_type operands.
11804 (hsa_unsigned_type_for_type): Declare.
11805 * hsa.c (hsa_unsigned_type_for_type): New function.
11806 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
11807 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
11808 the finalizer. Do not emit extra move.
11810 2016-02-26 Martin Jambor <mjambor@suse.cz>
11812 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
11813 atomic operations in private segment.
11815 2016-02-26 Martin Jambor <mjambor@suse.cz>
11817 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
11818 statements to wi->info. Also disallow omp simd constructs.
11819 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
11820 for not gridifying. Dump special string for omp_for.
11822 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11825 * config/aarch64/aarch64.c (aarch64_set_current_function):
11826 Save/restore target globals when switching to
11827 target_option_default_node.
11829 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11832 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
11833 Return 0 if !SHIFT_COUNT_TRUNCATED.
11835 2016-02-26 Jakub Jelinek <jakub@redhat.com>
11836 Eric Botcazou <ebotcazou@adacore.com>
11838 PR rtl-optimization/69891
11839 * dse.c (scan_insn): If we can't figure out memset arguments
11840 or they are non-constant, call clear_rhs_from_active_local_stores.
11842 2016-02-26 Martin Liska <mliska@suse.cz>
11844 * doc/extend.texi: Mention clog10, clog10f an clog10l
11845 in Builtins section.
11847 2016-02-26 Martin Liska <mliska@suse.cz>
11849 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
11851 (resolve_args_picking_1): Likewise.
11852 * dwarf2out.h (struct GTY): Likewise.
11854 2016-02-26 Martin Liska <mliska@suse.cz>
11856 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
11857 with flag_checking.
11858 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
11860 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
11861 Martin Liska <mliska@suse.cz>
11863 * doc/install.texi: Mention --enable-valgrind-annotations.
11865 2016-02-26 Richard Biener <rguenther@suse.de>
11867 PR tree-optimization/69551
11868 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
11869 looking through aliases adjust DECL_PT_UID to refer to the
11870 ultimate alias target.
11872 2016-02-25 Martin Liska <mliska@suse.cz>
11874 PR middle-end/69919
11875 * alloc-pool.c (after_memory_report): New variable.
11876 * alloc-pool.h (base_pool_allocator ::release): Do not use
11877 the infrastructure if after_memory_report.
11878 * toplev.c (toplev::main): Mark after memory report.
11880 2016-02-25 Richard Biener <rguenther@suse.de>
11882 PR tree-optimization/48795
11883 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
11885 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
11888 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
11889 offloading is enabled and -fopenacc or -fopenmp is specified.
11890 (CRTOFFLOADEND): Likewise.
11891 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
11892 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
11893 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
11894 (offload_objects_file_name): New static var.
11895 (tool_cleanup): Remove offload_objects_file_name file.
11896 (find_offloadbeginend): Replace with ...
11897 (find_crtoffloadtable): ... this.
11898 (run_gcc): Remove offload_argc and offload_argv.
11899 Get offload_objects_file_name from -foffload-objects=... option.
11900 Read names of object files with offload from this file, pass them to
11901 compile_images_for_offload_targets. Don't call find_offloadbeginend and
11902 don't pass offloadbegin and offloadend to the linker. Don't pass
11903 offload non-LTO files to the linker, because now they're not claimed.
11905 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
11908 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
11909 on builtin_unreachable.
11911 2016-02-25 Jakub Jelinek <jakub@redhat.com>
11913 PR rtl-optimization/69896
11914 * regcprop.c: Include cfgrtl.h.
11915 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
11916 than remembered mode, either delete it (if noop_move_p), or
11917 treat like copy_p but not noop_p instruction.
11919 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11922 * dwarf2out.c (gen_variable_die): Work around buggy LTO
11923 - allow NULL decl for Fortran DW_TAG_common_block variables.
11925 2016-02-24 Jason Merrill <jason@redhat.com>
11927 * common.opt (flifetime-dse): Add -flifetime-dse=1.
11929 2016-02-24 Richard Biener <rguenther@suse.de>
11930 Jakub Jelinek <jakub@redhat.com>
11932 PR middle-end/69760
11933 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
11934 conditionally executed ops to well-defined overflow behavior.
11936 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11938 PR middle-end/69915
11939 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
11942 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11944 PR rtl-optimization/69886
11945 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
11946 argument. Use it when checking validity of set instructions.
11947 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
11948 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
11950 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
11951 * store-motion.c (find_moveable_store): Update
11952 can_assign_to_reg_without_clobbers_p callsite.
11954 2016-02-24 Richard Biener <rguenther@suse.de>
11956 PR middle-end/68963
11957 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
11959 (record_nonwrapping_iv): Do not fall back to the low/high bound
11960 for non-constant IV bases if the stmt is not always executed.
11962 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11964 * config/arm/arm-cores.def (cortex-a32): New entry.
11965 * config/arm/arm-tables.opt: Regenerate.
11966 * config/arm/arm-tune.md: Regenerate.
11967 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
11968 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
11969 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
11970 for -mcpu and -mtune.
11972 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11975 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
11976 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
11977 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
11978 (atomic_loaddi_1): Delete.
11979 (atomic_loaddi): Rewrite expander using the above changes.
11981 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11984 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
11987 2016-02-24 Jakub Jelinek <jakub@redhat.com>
11988 Richard Biener <rguenth@suse.de>
11990 PR middle-end/69909
11991 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
11992 set_mem_attributes if tem is SSA_NAME which got expanded
11995 2016-02-24 Richard Biener <rguenther@suse.de>
11997 PR tree-optimization/69907
11998 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
11999 end of permutations for BB vectorization.
12001 2016-02-24 Christian Bruel <christian.bruel@st.com>
12003 * config/arm/arm-c.c (arm_option_override): Initialize
12004 target_option_current_node.
12005 * config/arm/arm.c (arm_pragma_target_parse): Replace
12006 build_target_option_node call by target_option_current_node.
12007 Set target_option_current_node.
12010 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
12013 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
12014 define_insn_and_split to define_insn.
12015 (zero_extendqi<mode>2_dot2): Same.
12016 (extendqi<mode>2_dot): Same.
12017 (extendqi<mode>2_dot2): Same.
12019 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12021 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
12022 and add bypass for AES{D,E} and AESMC pairs.
12023 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
12026 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
12028 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
12029 series for reciprocal square root in Exynos M1.
12031 2016-02-23 Martin Sebor <msebor@redhat.com>
12034 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
12035 __builtin_alloca_with_align.
12037 2016-02-23 Richard Henderson <rth@redhat.com>
12039 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
12040 (ix86_register_pragmas): Remove __seg_tls.
12041 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
12042 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
12043 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
12044 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
12045 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
12046 * doc/extend.texi (__seg_tls): Remove item.
12048 2016-02-23 Richard Biener <rguenther@suse.de>
12050 * alloc-pool.h (struct allocation_object): Make id member
12051 conditional on CHECKING_P again.
12052 (get_instance): Adjust.
12053 (base_pool_allocator): Likewise.
12055 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
12057 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
12058 (parallelize_loops): In OpenACC kernels mode, set n_threads to
12060 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
12062 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
12064 2016-02-23 Richard Biener <rguenther@suse.de>
12066 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
12067 * bitmap.h (struct bitmap_usage): Likewise.
12068 (bitmap_move): Declare.
12069 * bitmap.c (register_overhead): Take size_t argument.
12070 (bitmap_move): New function.
12071 * df-problems.c (df_rd_transfer_function): Use bitmap_move
12072 to properly account overhead.
12073 * tree.c (free_node): Use tree_size.
12075 2016-02-23 Jakub Jelinek <jakub@redhat.com>
12078 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
12079 when inverting comparison.
12082 * common.opt (Wunreachable-code): Add Warning flag.
12084 2016-02-23 Mark Wielaard <mjw@redhat.com>
12085 Jakub Jelinek <jakub@redhat.com>
12088 * cgraphunit.c (check_global_declaration): Check main_input_filename
12089 and DECL_SOURCE_FILE are not NULL.
12091 2016-02-23 Martin Jambor <mjambor@suse.cz>
12093 PR tree-optimization/69666
12094 * tree-sra.c (sra_modify_assign): Do not attempt to create
12095 default_def replacements for unscalarizable regions.
12097 2016-02-20 Mark Wielaard <mjw@redhat.com>
12100 * cgraphunit.c (check_global_declaration): Check level of
12101 warn_unused_const_variable and main_input_filename.
12102 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
12103 (-Wunused-variable): For C implies -Wunused-const-variable=1.
12104 (-Wunused-const-variable): Explain levels 1 and 2.
12106 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12109 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
12110 identical arguments. Formatting and spelling fixes.
12113 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
12118 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
12119 and m68k-devices.def.
12120 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
12121 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
12123 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
12125 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
12126 and HImode registers.
12128 2016-02-22 Richard Biener <rguenther@suse.de>
12130 PR tree-optimization/69882
12131 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
12132 preserve permutations present because of gaps.
12133 (vect_supported_load_permutation_p): Always continue checking
12134 permutations after vect_attempt_slp_rearrange_stmts.
12136 2016-02-22 Bin Cheng <bin.cheng@arm.com>
12138 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
12139 min_profitable_estimate, rather than min_profitable_iters.
12141 2016-02-22 Jakub Jelinek <jakub@redhat.com>
12144 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
12145 SImode for last match_operand.
12147 2016-02-22 Martin Liska <mliska@suse.cz>
12149 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
12150 return bitsize - 1 as the return value.
12152 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
12156 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
12157 Handle negative shift counts.
12158 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
12159 force_reg on the shift constant.
12160 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
12161 (lshrsi3_d): Handle negative shift counts.
12163 2016-02-22 Richard Biener <rguenther@suse.de>
12164 Tom de Vries <tom@codesourcery.com>
12166 * graph.c: Include dumpfile.h.
12167 (print_graph_cfg): Split into three overloads.
12168 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
12170 2016-02-22 Tom de Vries <tom@codesourcery.com>
12172 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
12175 2016-02-22 Richard Biener <rguenther@suse.de>
12178 * ipa-inline-transform.c (inline_call): When not updating
12179 overall summaries adjust self size by the growth estimate.
12180 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
12181 hash-set, do not update overall summaries here. Renamed from ...
12182 (inline_to_all_callers): ... this which is now wrapping the
12183 above and performing delayed overall summary update.
12184 (early_inline_small_functions): Delay updating of the overall
12187 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
12189 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
12192 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12195 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
12196 :%* in %:gt() argument.
12197 (greater_than_spec_func): Adjust for expecting only numbers,
12198 if there are more than two numbers, compare the last two.
12200 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
12202 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
12203 -Wnarrowing with -std.
12205 2016-02-19 Jakub Jelinek <jakub@redhat.com>
12208 * expr.c (store_field): Don't use bit-field path if exp is
12209 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
12210 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
12211 and the assignment can be performed by bitwise copy. Formatting
12214 PR middle-end/69838
12215 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
12216 call copy_reg_eh_region_note_forward on before and/or after sequences
12217 and remove note from insn if it no longer can throw.
12220 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
12221 if TARGET_AVX512BW.
12223 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12225 * config/s390/vector.md: Add missing commutative operand markers
12226 to the patterns which qualify for one.
12227 * config/s390/vx-builtins.md: Likewise.
12229 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12231 * config/s390/vector.md (VI, VI_QHS): Add single element vector
12232 types to mode iterators.
12233 (vec_double): ... and mode attribute.
12234 * config/s390/vx-builtins.md (non_vec_int): Likewise.
12236 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12238 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
12239 Change the predicate of op2 from nonimmediate to general and let
12240 reload fix it if necessary.
12242 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12244 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
12246 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12248 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
12251 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12253 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
12254 * config/s390/s390.c (s390_expand_vec_movstr): New function.
12255 * config/s390/s390.md ("movstr<P:mode>"): Call
12256 s390_expand_vec_movstr.
12258 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12260 * config/s390/s390.md: Add missing output modifier for operand 1
12261 to print it as address properly.
12263 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12265 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
12266 * config/s390/2964.md: New file.
12267 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
12268 of insn grouping attributes depending on the CPU level.
12269 (s390_get_unit_mask): New function.
12270 (s390_sched_score): Remove the OOO from the scheduling macros.
12271 Add loop to calculate a score for the instruction mix.
12272 (s390_sched_reorder): Likewise plus improve debug output.
12273 (s390_sched_variable_issue): Rename macros as above. Calculate
12274 the unit distances after actually scheduling an insn. Improve
12276 (s390_sched_init): Clear last_scheduled_unit_distance array.
12277 * config/s390/s390.md: Include 2964.md.
12279 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12282 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
12283 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
12284 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
12285 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
12286 *avx512f_<code>v8div16qi2_mask_1): New insns.
12288 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12291 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
12294 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
12295 earlyclobber from target. Use wF constraint for fused memory
12297 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
12299 2016-02-18 Jakub Jelinek <jakub@redhat.com>
12300 Martin Liska <mliska@suse.cz>
12303 * cfgexpand.c (asan_sanitize_stack_p): New function.
12304 (partition_stack_vars): Use the function.
12305 (expand_stack_vars): Likewise.
12306 (defer_stack_allocation): Likewise.
12307 (expand_used_vars): Likewise.
12309 2016-02-18 Richard Biener <rguenther@suse.de>
12311 PR middle-end/69553
12312 * fold-const.c (operand_equal_p): Properly compare offsets for
12313 IMAGPART_EXPR and ARRAY_REF.
12315 2016-02-18 Nick Clifton <nickc@redhat.com>
12319 * config/arm/arm.c (arm_option_override_internal): Disable
12320 interworking if the target does not support thumb instructions.
12321 (arm_reload_in_hi): Handle the case where a register to register
12322 move needs reloading because there is no simple pattern to handle
12324 (arm_reload_out_hi): Likewise.
12326 2016-02-18 Richard Biener <rguenther@suse.de>
12328 PR middle-end/69854
12329 * match.pd: Don't use fold_binary or fold_unary for folding
12332 2016-02-17 Jakub Jelinek <jakub@redhat.com>
12335 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
12336 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
12337 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
12338 warn on gimple_no_warning_p statements.
12340 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
12342 * doc/extend.texi (C++ Attributes): Correct description of
12343 warn_unused type attribute.
12345 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12347 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
12348 correct instruction.
12350 2016-02-17 Richard Biener <rguenther@suse.de>
12352 PR rtl-optimization/69609
12353 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
12354 (find_traces_1_round): When ending a trace update cached priority
12356 (bb_to_key): Use cached priority when available.
12357 (copy_bb): Initialize cached priority.
12358 (reorder_basic_blocks_software_trace_cache): Likewise.
12360 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12363 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
12365 (aarch64_comparison_operator): Break overly long line into two.
12366 (aarch64_comparison_operation): Likewise.
12367 * config/aarch64/aarch64.md (cstorecc4): Use
12368 aarch64_comparison_operator_mode instead of
12369 aarch64_comparison_operator.
12370 (cstore<mode>4): Likewise.
12371 (aarch64_cstore<mode>): Likewise.
12372 (*cstoresi_insn_uxtw): Likewise.
12373 (cstore<mode>_neg): Likewise.
12374 (*cstoresi_neg_uxtw): Likewise.
12376 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12379 * config/arm/predicates.md (arm_comparison_operator_mode):
12381 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
12382 instead of arm_comparison_operator.
12383 (*mov_negscc): Likewise.
12384 (*mov_notscc): Likewise.
12385 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
12386 (*thumb2_mov_negscc): Likewise.
12387 (*thumb2_mov_negscc_strict_it): Likewise.
12388 (*thumb2_mov_notscc): Likewise.
12389 (*thumb2_mov_notscc_strict_it): Likewise.
12391 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
12393 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
12394 Add missing return.
12396 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
12398 * config/visium/visium.c (machine_libfunc_index): New enum.
12399 (machine_libfuncs): New structure.
12400 (visium_libfuncs): New static variable.
12401 (TARGET_INIT_LIBFUNCS): Define to...
12402 (visium_init_libfuncs): ...this. New function.
12403 (expand_block_move_4): Use the appropriate libfunc.
12404 (expand_block_move_2): Likewise.
12405 (expand_block_move_1): Likewise.
12406 (expand_block_set_4): Likewise.
12407 (expand_block_set_2): Likewise.
12408 (expand_block_set_1): Likewise.
12409 (visium_trampoline_init): Likewise.
12411 2016-02-17 Nick Clifton <nickc@redhat.com>
12413 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
12414 TI's devices.csv file as of March 2016.
12416 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
12419 * opts-global.c (handle_common_deferred_options): Introduce and
12420 initialize two global variables to remember command-line options
12421 specifying a stack-limiting register.
12422 * opts.h: Add extern declarations of the two new global variables.
12423 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
12424 variable based on the values of the two new global variables.
12426 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12429 * common.opt (Wnonnull-compare): New warning.
12430 * doc/invoke.texi (-Wnonnull): Remove text about comparison
12431 of arguments against NULL.
12432 (-Wnonnull-compare): Document.
12433 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
12434 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
12435 * passes.def (pass_warn_nonnull_compare): Add.
12436 * gimple-ssa-nonnull-compare.c: New file.
12438 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12440 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
12441 AARCH64_EXTRA_TUNE_RECIP_SQRT.
12443 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12445 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
12446 reciprocal sqrt for -mlow-precision-recip-sqrt.
12448 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12449 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12451 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
12452 always use lane loads to construct non-constant vectors.
12454 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
12456 * config/aarch64/aarch64.md
12457 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
12458 constraints for operand 3.
12459 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
12461 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12462 Richard Biener <rguenther@suse.de>
12464 PR tree-optimization/69820
12465 * tree-vect-patterns.c (type_conversion_p): Return false if
12466 *orig_type is unsigned single precision or boolean.
12467 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
12470 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12472 PR rtl-optimization/69764
12473 PR rtl-optimization/69771
12474 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
12475 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
12477 2016-02-16 Richard Biener <rguenther@suse.de>
12479 PR tree-optimization/69776
12480 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
12482 (indirect_refs_may_alias_p): Likewise.
12483 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
12484 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
12485 according to tbaa_p.
12486 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
12487 (optimize_stmt): For redundant store discovery do not allow tbaa.
12489 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
12491 PR tree-optimization/69714
12492 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
12493 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
12495 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
12497 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
12498 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
12499 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
12500 * config/arc/arc.c (arc_init): Check FPU options.
12501 (get_arc_condition_code): Handle new CC_FPU* modes.
12502 (arc_select_cc_mode): Likewise.
12503 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
12504 register pair only. Allow access for ARCv2 accumulator.
12505 (gen_compare_reg): Whenever we have FPU support use FPU compare
12507 (arc_reorg): Don't generate brcc insns when FPU compare
12508 instructions are involved.
12509 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
12510 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
12511 floating point emulation.
12512 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
12513 (REVERSE_CONDITION): Add new CC_FPU* modes.
12514 (TARGET_FP_SP_BASE): Define.
12515 (TARGET_FP_DP_BASE): Likewise.
12516 (TARGET_FP_SP_FUSED): Likewise.
12517 (TARGET_FP_DP_FUSED): Likewise.
12518 (TARGET_FP_SP_CONV): Likewise.
12519 (TARGET_FP_DP_CONV): Likewise.
12520 (TARGET_FP_SP_SQRT): Likewise.
12521 (TARGET_FP_DP_SQRT): Likewise.
12522 (TARGET_FP_DP_AX): Likewise.
12523 * config/arc/arc.md (ARCV2_ACC): New constant.
12524 (type): New fpu type attribute.
12525 (SDF): Conditional iterator.
12526 (cstore<mode>, cbranch<mode>): Change expand condition.
12527 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
12528 handles FPU/FPX cases as well.
12529 * config/arc/arc.opt (mfpu): New option.
12530 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
12532 (adddf3, muldf3, subdf3): Removed.
12533 * config/arc/predicates.md (proper_comparison_operator): Recognize
12535 * config/arc/fpu.md: New file.
12536 * doc/invoke.texi (ARC Options): Document mfpu option.
12538 2016-02-16 Richard Biener <rguenther@suse.de>
12540 PR rtl-optimization/69291
12541 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
12542 noce_operand_ok check.
12544 2016-02-16 Tom de Vries <tom@codesourcery.com>
12547 * omp-low.c (simd_clone_create): Remove call to
12548 symtab->call_cgraph_insertion_hooks.
12550 2016-02-16 Jakub Jelinek <jakub@redhat.com>
12552 PR tree-optimization/69802
12553 * tree-ssa-reassoc.c (update_range_test): If op is
12554 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
12555 op == 1 test of precision 1 integral op, otherwise handle
12556 that case as op itself. Fix up formatting.
12557 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
12560 2016-02-16 Richard Biener <rguenther@suse.de>
12562 PR tree-optimization/69586
12563 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
12564 types for conversion sources.
12566 2016-02-16 Richard Biener <rguenther@suse.de>
12568 PR middle-end/69801
12569 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
12570 mask OEP_ADDRESS_OF.
12572 2016-02-16 Alan Modra <amodra@gmail.com>
12575 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
12576 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
12577 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
12579 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
12580 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
12581 (p8_fmrgow_<mode>): Likewise.
12582 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
12584 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
12585 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
12586 to use movdi_internal64. Remove op0_di.
12587 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
12589 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
12591 Add support for the FCCMP insn types
12593 * config/aarch64/aarch64.md (fccmp): Change insn type.
12594 (fccmpe): Likewise.
12595 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
12596 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
12597 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
12598 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
12599 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
12600 * config/arm/types.md (fccmps): Add new insn type.
12601 (fccmpd): Likewise.
12603 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
12605 * alias.c (get_alias_set): Fix a typo in comment.
12607 2016-02-15 Richard Biener <rguenther@suse.de>
12609 PR tree-optimization/69595
12610 * match.pd: Complete range test simplification to true.
12612 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
12614 PR rtl-optimization/69648
12615 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
12616 pic_offset_table_rtx.
12618 PR rtl-optimization/69752
12619 * ira.c (update_equiv_regs): When looking for more than a single SET,
12620 also take other side effects into account.
12622 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12624 * config/s390/s390.c (s390_function_profiler): Add a new sequence
12625 for z900+ CPUs in 31-bit mode.
12627 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
12629 * common/config/s390/s390-common.c (s390_supports_split_stack):
12631 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
12632 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
12633 * config/s390/s390.c (struct machine_function): New field
12634 split_stack_varargs_pointer.
12635 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
12636 in s390_emit_prologue.
12637 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
12639 (morestack_ref): New global.
12640 (SPLIT_STACK_AVAILABLE): New macro.
12641 (s390_expand_split_stack_prologue): New function.
12642 (s390_live_on_entry): New function.
12643 (s390_va_start): Use split-stack vararg pointer if appropriate.
12644 (s390_asm_file_end): Emit the split-stack note sections.
12645 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
12646 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
12647 (UNSPECV_SPLIT_STACK_CALL): New unspec.
12648 (UNSPECV_SPLIT_STACK_DATA): New unspec.
12649 (split_stack_prologue): New expand.
12650 (split_stack_space_check): New expand.
12651 (split_stack_data): New insn.
12652 (split_stack_call): New expand.
12653 (split_stack_call_*): New insn.
12654 (split_stack_cond_call): New expand.
12655 (split_stack_cond_call_*): New insn.
12657 2016-02-15 Richard Biener <rguenther@suse.de>
12659 PR tree-optimization/69783
12660 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
12661 Add trivially correct cases.
12663 2016-02-15 Tom de Vries <tom@codesourcery.com>
12666 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
12668 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
12670 2016-02-15 Richard Biener <rguenther@suse.de>
12672 PR tree-optimization/69776
12673 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12674 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
12675 indicate whether we can use TBAA to disambiguate against stores.
12676 Use alias-set zero if not.
12677 (visit_reference_op_store): Do not use TBAA when looking up
12679 * tree-ssa-pre.c (compute_avail): Use TBAA here.
12680 (eliminate_dom_walker::before_dom_children): But not when looking
12681 up redundant stores.
12683 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
12685 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
12687 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12689 * config/i386/znver1.md
12690 (znver1_pop, znver1_pop_mem,
12691 znver1_load_imov_double_store,
12692 znver1_load_imov_direct_store,
12693 znver1_load_imov_direct_load,
12694 znver1_load_imov_double_load): Add new.
12695 (znver1_insn, znver1_insn_load): Add icmov type.
12696 (znver1_sseavx_fma,
12697 znver1_sseavx_fma_load,
12699 znver1_avx256_fma_load): Fix pipe usage.
12701 2016-02-14 Alan Modra <amodra@gmail.com>
12704 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
12705 with an invalid hard reg, reload just the reg not the entire
12706 pre/post-inc/dec address expression.
12708 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12711 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
12712 fixed R1_REG scratch reg.
12713 (sibcall_value_pcrel_fdpic): Likewise.
12715 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
12719 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
12721 2016-02-12 Walter Lee <walt@tilera.com>
12723 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
12724 * config/tilegx/t-tilegx: Likewise.
12726 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12729 * diagnostic-show-locus.c (struct line_span): New struct.
12730 (layout::get_first_line): Delete.
12731 (layout::get_last_line): Delete.
12732 (layout::get_num_line_spans): New member function.
12733 (layout::get_line_span): Likewise.
12734 (layout::print_heading_for_line_span_index_p): Likewise.
12735 (layout::get_expanded_location): Likewise.
12736 (layout::calculate_line_spans): Likewise.
12737 (layout::m_first_line): Delete.
12738 (layout::m_last_line): Delete.
12739 (layout::m_line_spans): New field.
12740 (layout::layout): Update comment. Replace m_first_line and
12741 m_last_line with m_line_spans, replacing their initialization
12742 with a call to calculate_line_spans.
12743 (diagnostic_show_locus): When printing source lines and
12744 annotations, rather than looping over a single span
12745 of lines, instead loop over each line_span within
12746 the layout, with an inner loop over the lines within them.
12747 Call the context's start_span callback when changing line spans.
12748 * diagnostic.c (diagnostic_initialize): Initialize start_span.
12749 (diagnostic_build_prefix): Break out the building of the location
12750 part of the string into...
12751 (diagnostic_get_location_text): ...this new function, rewriting
12752 it from nested ternary expressions to a sequence of "if"
12754 (default_diagnostic_start_span_fn): New function.
12755 * diagnostic.h (diagnostic_start_span_fn): New typedef.
12756 (diagnostic_context::start_span): New field.
12757 (default_diagnostic_start_span_fn): New prototype.
12759 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12762 * gcc.c (driver::finalize): Fix cleanup of "specs".
12764 2016-02-12 David Malcolm <dmalcolm@redhat.com>
12768 * gcc.c (driver::driver): Initialize m_option_suggestions.
12769 (driver::~driver): Clean up m_option_suggestions.
12770 (suggest_option): Convert to...
12771 (driver::suggest_option): ...this, and split out into
12772 driver::build_option_suggestions and find_closest_string.
12773 (driver::build_option_suggestions): New function, from
12774 first half of suggest_option. Special-case
12775 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
12776 the sanitizer_opts array. For options of enum types, add the
12777 various enum values to the candidate strings.
12778 (driver::handle_unrecognized_options): Remove "const".
12779 * gcc.h (driver::handle_unrecognized_options): Likewise.
12780 (driver::build_option_suggestions): New decl.
12781 (driver::suggest_option): New decl.
12782 (driver::m_option_suggestions): New field.
12783 * opts-common.c (add_misspelling_candidates): New function.
12784 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
12785 and make non-static.
12786 * opts.h (sanitizer_opts): New array decl.
12787 (add_misspelling_candidates): New function decl.
12788 * spellcheck.c (find_closest_string): New function.
12789 * spellcheck.h (find_closest_string): New function decl.
12791 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12793 PR rtl-optimization/69764
12794 PR rtl-optimization/69771
12795 * optabs.c (expand_binop_directly): For shift_optab_p, force
12796 convert_modes with VOIDmode if xop1 has VOIDmode.
12798 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
12801 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
12802 to correctly determine instrumentation thunks.
12804 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12807 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
12808 type by reference, force lhs on the call.
12811 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
12812 Compute retval and retbnd early in all cases if split_part_return_p
12813 and return_bb is not EXIT. Remove all clobber stmts and reset
12814 all debug stmts that refer to SSA_NAMEs defined in split part,
12815 except if it is retval, in that case replace the old retval with the
12816 lhs of the call to the split part.
12818 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12821 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12823 PR middle-end/66726
12824 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12825 whose result is used in PHI.
12826 (maybe_optimize_range_tests): Likewise.
12827 (final_range_test_p): Likweise.
12829 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12831 PR middle-end/66726
12832 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
12833 whose result is used in PHI.
12834 (maybe_optimize_range_tests): Likewise.
12835 (final_range_test_p): Likweise.
12837 2016-02-12 Jakub Jelinek <jakub@redhat.com>
12839 * cgraph.c: Spelling fixes - behaviour -> behavior and
12840 neighbour -> neighbor.
12841 * target.def: Likewise.
12842 * sel-sched.c: Likewise.
12843 * config/mips/mips.c: Likewise.
12844 * config/arc/arc.md: Likewise.
12845 * config/arm/cortex-a57.md: Likewise.
12846 * config/arm/arm.c: Likewise.
12847 * config/arm/neon.md: Likewise.
12848 * config/arm/arm-c.c: Likewise.
12849 * config/vms/vms-c.c: Likewise.
12850 * config/s390/s390.c: Likewise.
12851 * config/i386/znver1.md: Likewise.
12852 * config/i386/i386.c: Likewise.
12853 * config/ia64/hpux-unix2003.h: Likewise.
12854 * config/msp430/msp430.md: Likewise.
12855 * config/rx/rx.c: Likewise.
12856 * config/rx/rx.md: Likewise.
12857 * config/aarch64/aarch64-simd.md: Likewise.
12858 * config/aarch64/aarch64.c: Likewise.
12859 * config/nvptx/nvptx.c: Likewise.
12860 * config/bfin/bfin.c: Likewise.
12861 * config/cris/cris.opt: Likewise.
12862 * config/rs6000/rs6000.c: Likewise.
12863 * target.h: Likewise.
12864 * spellcheck.c: Likewise.
12865 * ira-build.c: Likewise.
12866 * tree-inline.c: Likewise.
12867 * builtins.c: Likewise.
12868 * lra-constraints.c: Likewise.
12869 * explow.c: Likewise.
12870 * hwint.h: Likewise.
12871 * targhooks.c: Likewise.
12872 * tree-vect-data-refs.c: Likewise.
12873 * expr.c: Likewise.
12874 * doc/tm.texi: Likewise.
12875 * doc/extend.texi: Likewise.
12876 * doc/install.texi: Likewise.
12877 * doc/md.texi: Likewise.
12878 * tree-ssa-tail-merge.c: Likewise.
12879 * sched-int.h: Likewise.
12880 * match.pd: Likewise.
12881 * sched-ebb.c: Likewise.
12882 * target.def (omit_struct_return_reg): Likewise.
12883 * gimple-ssa-isolate-paths.c: Likewise.
12884 (find_implicit_erroneous_behaviour): Renamed to...
12885 (find_implicit_erroneous_behavior): ... this.
12886 (find_explicit_erroneous_behaviour): Renamed to...
12887 (find_explicit_erroneous_behavior): ... this.
12888 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
12890 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
12892 PR rtl-optimization/64682
12893 PR rtl-optimization/69567
12894 PR rtl-optimization/69737
12895 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
12896 in I2 as well, just lose it.
12898 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12900 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
12902 (aarch64_last_printed_tune_string): Likewise.
12903 (aarch64_declare_function_name): Only output .arch assembler
12904 directive if it will be different from the previously output
12905 directive. Same for .tune comment but only if -dA is set.
12906 (aarch64_start_file): New function.
12907 (TARGET_ASM_FILE_START): Define.
12909 2016-02-11 David Malcolm <dmalcolm@redhat.com>
12912 * Makefile.in (PLUGIN_HEADERS): Add params.list.
12914 2016-02-11 Jakub Jelinek <jakub@redhat.com>
12917 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
12918 -Wmaybe-uninitialized warning.
12920 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
12923 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
12925 2016-02-11 Richard Biener <rguenther@suse.de>
12927 PR rtl-optimization/69291
12928 * ifcvt.c (noce_try_store_flag_constants): Do not allow
12929 subexpressions affected by changing the result.
12931 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
12934 * lra-constraints.c (curr_insn_transform): Find in/out operands
12935 for secondary memory moves. Update dups.
12937 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
12939 PR tree-optimization/69652
12940 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
12941 to nested loop, did source re-formatting, skip debug statements,
12942 add check on statement with volatile operand, remove dead scalar
12945 2016-02-10 Jakub Jelinek <jakub@redhat.com>
12946 Patrick Palka <ppalka@gcc.gnu.org>
12950 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
12951 calls if the return type is TREE_ADDRESSABLE.
12952 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
12953 * ipa-split.c (split_function): Fix doubled "we" in comment.
12954 Use void return type for the split part even if
12955 !split_point->split_part_set_retval.
12957 2016-02-10 Bin Cheng <bin.cheng@arm.com>
12959 PR tree-optimization/68021
12960 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
12961 when computing the value of biv cand by itself.
12963 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12965 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
12966 (cortexa57_tunings): Likewise.
12967 (cortexa72_tunings): Likewise.
12968 (arch_macro_fusion_pair_p): Add support for AES fusion.
12969 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
12970 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
12971 Allow virtual registers before reload so early scheduling works.
12972 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
12973 correct latency and pipeline.
12974 (cortex_a57_crypto_complex): Likewise.
12975 (cortex_a57_crypto_xor): Likewise.
12976 (define_bypass): Add AES bypass.
12978 2016-02-10 Richard Biener <rguenther@suse.de>
12980 PR tree-optimization/69726
12981 * passes.def: Add DCE pass before late uninit.
12982 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
12983 really fixup if-conversions job.
12985 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
12987 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
12988 (arm_cortex_a57_tune): Likewise.
12989 (aarch_macro_fusion_pair_p): Add support for AES fusion.
12990 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
12992 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
12994 * timevar.def (TV_PHASE_DBGINFO): Delete.
12995 (TV_PHASE_CHECK_DBGINFO): Likewise.
12996 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
12998 2016-02-10 Richard Biener <rguenther@suse.de>
13000 PR tree-optimization/69719
13001 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13002 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
13004 2016-02-09 Andrew Pinski <apinski@cavium.com>
13007 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
13008 get_vcond_mask_icode returns false.
13010 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
13013 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
13014 an ADDIS that adds a pointer to a large constant that sets the
13015 upper16 bits with a load operation.
13017 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13020 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
13022 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
13024 (vzipq_s16): Likewise.
13025 (vzipq_s32): Likewise.
13026 (vzipq_f32): Likewise.
13027 (vzipq_u8): Likewise.
13028 (vzipq_u16): Likewise.
13029 (vzipq_u32): Likewise.
13030 (vzipq_p8): Likewise.
13031 (vzipq_p16): Likewise.
13033 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
13036 * config/arm/arm.c (neon_endian_lane_map): New function.
13037 (neon_vector_pair_endian_lane_map): New function.
13038 (arm_evpc_neon_vuzp): Allow for big endian lane order.
13039 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
13041 (vuzpq_s16): Likewise.
13042 (vuzpq_s32): Likewise.
13043 (vuzpq_f32): Likewise.
13044 (vuzpq_u8): Likewise.
13045 (vuzpq_u16): Likewise.
13046 (vuzpq_u32): Likewise.
13047 (vuzpq_p8): Likewise.
13048 (vuzpq_p16): Likewise.
13050 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
13053 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
13056 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
13059 truncate const_int operand 1 to QImode.
13061 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
13063 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
13064 corresponding to an abnormal edge.
13066 2016-02-09 Tom de Vries <tom@codesourcery.com>
13068 PR tree-optimization/69599
13069 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
13071 (find_func_aliases_for_builtin_call, find_func_clobbers)
13072 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
13075 2016-02-09 Richard Biener <rguenther@suse.de>
13077 PR tree-optimization/69715
13078 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
13079 LHS on calls as non-rewritable.
13081 2016-02-09 Tom de Vries <tom@codesourcery.com>
13084 * lto-wrapper.c (append_diag_options): New function.
13085 (compile_offload_image): Call append_diag_options.
13087 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
13090 * doc/extend.texi (Flag Output Operands): Correct sectioning.
13091 Minor copy-edit to fix verb tenses.
13093 2016-02-08 Jakub Jelinek <jakub@redhat.com>
13095 PR tree-optimization/69209
13096 * ipa-split.c (split_function): If split part is not
13097 returning retval, retval has gimple type but is not
13098 gimple value, force it into a SSA_NAME first.
13100 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
13102 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
13105 2016-02-08 Jason Merrill <jason@redhat.com>
13108 * convert.c (convert_to_integer_1): Check dofold on truncation
13110 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
13111 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
13112 Rename from *_nofold.
13113 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
13114 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
13116 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
13119 * tree.c (build_common_tree_nodes): Remove short_double argument.
13120 All callers changed.
13121 * tree.h (build_common_tree_nodes): Adjust declaration.
13122 * doc/invoke.texi (-fshort-double): Remove documentation.
13123 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13124 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
13125 * lto-wrapper.c (merge_and_complain, append_compiler_options)
13126 (append_linker_options): Don't handle OPT_fshort_double.
13128 PR rtl-optimization/68730
13129 * lra-remat.c (insn_to_cand_activation): New static variable.
13130 (lra_remat): Allocate and free it.
13131 (create_cand): New arg activation. Initialize a field in
13132 insn_to_cand_activation if it is nonnull.
13133 (create_cands): Pass the activation insn to create_cand when making
13134 a candidate involving an output reload. Reorganize code a little.
13135 (do_remat): Keep track of active status of candidates in a separate
13138 2016-02-08 Richard Biener <rguenther@suse.de>
13140 PR tree-optimization/69719
13141 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13142 Properly use absolute of the difference of the two offsets to
13143 compare or adjust the segment length.
13145 2016-02-08 Richard Biener <rguenther@suse.de>
13146 Jeff Law <law@redhat.com>
13149 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
13150 types for anonymous SSA names.
13152 2016-02-08 Richard Biener <rguenther@suse.de>
13154 PR rtl-optimization/69274
13155 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
13157 2016-02-08 Jeff Law <law@redhat.com>
13159 PR tree-optimization/65917
13160 * tree-ssa-dom.c (record_temporary_equivalences): Record both
13161 equivalences from if (x == y) style conditionals.
13162 (loop_depth_of_name): Remove.
13163 (record_equality): Remove loop depth check.
13164 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
13165 (const_and_copies::record_const_or_copy_raw): New member function.
13166 * tree-ssa-scopedtables.c
13167 (const_and_copies::record_const_or_copy_raw): New, factored out of
13168 (const_and_copies::record_const_or_copy): Call new member function.
13170 2016-02-05 Jeff Law <law@redhat.com>
13172 PR tree-optimization/68541
13173 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
13174 (count_stmts_in_block): New function.
13175 (poor_ifcvt_candidate_code): Likewise.
13176 (is_feasible_trace): Add some heuristics to determine when path
13177 splitting is profitable.
13178 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
13179 is a diamond with a single exit.
13181 2016-02-05 Martin Sebor <msebor@redhat.com>
13184 * doc/invoke.texi: Update -Wplacement-new to take an optional
13187 2016-02-06 Richard Henderson <rth@redhat.com>
13190 * tree.c (tree_nop_conversion_p): Do not strip casts into or
13191 out of non-standard address spaces.
13193 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13195 PR rtl-optimization/69691
13196 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
13198 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
13200 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
13201 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
13202 (*ieee128_mfvsrd_64bit): Likewise.
13203 (*ieee128_mfvsrd_32bit): Likewise.
13205 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
13209 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13211 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13212 instrumented_version.
13214 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
13216 * doc/invoke.texi (Optimize Options): In table of --param options
13217 rename second occurrence of tracer-min-branch-ratio to
13218 tracer-min-branch-probability, rename
13219 tracer-min-branch-ratio-feedback to
13220 tracer-min-branch-probability-feedback and clarify description,
13221 rename sched-spec-state-edge-prob-cutoff to
13222 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
13223 to selsched-insns-to-rename, rename lto-minpartition to
13224 lto-min-partition, delete reorder-blocks-duplicate and
13225 reorder-blocks-duplicate-feedback.
13227 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13229 * config/s390/s390.c (s390_register_info_set_ranges): Remove
13232 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
13234 * doc/extend.texi: S/390: Correct some typos.
13236 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13238 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
13240 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13243 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
13244 (s390_register_info_gprtofpr): Use new macros above.
13245 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
13247 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
13248 its name. Adjust restore and save gpr ranges.
13249 (s390_register_info_set_ranges): New function.
13250 (s390_register_info): Use new macros above. Call
13251 s390_register_info_set_ranges.
13252 (s390_optimize_register_info): Likewise.
13253 (s390_hard_regno_rename_ok): Use new macros.
13254 (s390_hard_regno_scratch_ok): Likewise.
13255 (s390_emit_epilogue): Likewise.
13256 (s390_can_use_return_insn): Likewise.
13257 (s390_optimize_prologue): Likewise.
13258 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
13260 2016-02-05 Jakub Jelinek <jakub@redhat.com>
13263 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
13265 (ix86_option_override_internal): Disable TARGET_STV even for
13266 -m{incoming,preferred}-stack-boundary=3.
13268 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13270 * config.gcc: Mark deprecated rtems targets as obsolete.
13272 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
13274 PR rtl-optimization/64682
13275 PR rtl-optimization/69567
13276 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
13277 before I2 only if the register is both used and set in I2.
13279 2016-02-04 DJ Delorie <dj@redhat.com>
13281 * config/msp430/msp430.c (msp430_start_function): Add function type.
13283 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13286 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
13288 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
13290 PR rtl-optimization/69577
13292 2015-10-29 Richard Henderson <rth@redhat.com>
13296 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
13297 sse check to the exact conditions of PR 67609.
13299 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13302 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
13303 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
13304 not allowed into the traditional Altivec registers.
13305 (movtd_64bit_nodm): Likewise.
13306 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
13308 2016-02-04 David Malcolm <dmalcolm@redhat.com>
13310 * config/aarch64/cortex-a57-fma-steering.c
13311 (aarch64_register_fma_steering): Remove "static" from arguments
13314 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
13317 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
13318 twice when complex.
13320 2016-02-04 Mike Frysinger <vapier@gentoo.org>
13322 * doc/invoke.texi: Delete -mno-fma4.
13324 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
13326 PR rtl-optimization/69577
13327 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
13328 (find_subregs_of_mode): Update accordingly. Iterate over partial
13331 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
13333 * config/arm/arm-protos.h (neon_reinterpret): Remove.
13334 * config/arm/arm.c (neon_reinterpret): Remove.
13335 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
13336 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
13337 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
13338 vreinterpretti): Remove.
13339 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
13340 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
13341 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
13342 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
13343 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
13344 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
13345 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
13346 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
13347 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
13348 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
13349 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
13350 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
13351 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
13352 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
13353 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
13354 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
13355 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
13356 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
13357 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
13358 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
13359 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
13360 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
13361 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
13362 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
13363 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
13364 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
13365 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
13366 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
13367 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
13368 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
13369 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
13370 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
13371 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
13372 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
13373 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
13374 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
13375 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
13376 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
13377 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
13378 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
13379 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
13380 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
13381 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
13382 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
13383 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
13384 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
13385 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
13386 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
13387 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
13388 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
13389 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
13390 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
13391 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
13392 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
13393 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
13394 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
13395 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
13396 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
13397 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
13398 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
13399 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
13400 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
13401 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
13402 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
13403 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
13404 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
13405 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
13406 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
13407 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
13408 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
13409 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
13410 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
13411 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
13412 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
13413 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
13414 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
13415 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
13416 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
13417 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
13418 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
13419 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
13420 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
13421 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
13422 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
13423 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
13424 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
13425 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
13426 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
13427 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
13428 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
13429 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
13430 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
13431 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
13432 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
13433 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
13434 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
13435 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
13436 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
13437 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
13438 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
13439 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
13440 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
13441 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
13443 2016-02-04 Martin Liska <mliska@suse.cz>
13446 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
13447 that are gimple_store_p.
13448 (maybe_instrument_call): Likewise.
13450 2016-02-04 Bin Cheng <bin.cheng@arm.com>
13452 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
13453 register scaling out of memory reference and comment why.
13455 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13459 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
13460 folding the source of a SET.
13462 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13466 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
13467 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
13469 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
13473 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
13476 2016-02-04 Christian Bruel <christian.bruel@st.com>
13478 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
13479 * config/arm/arm.c (arm_set_current_function): Likewise.
13481 2016-02-04 Jakub Jelinek <jakub@redhat.com>
13482 Ilya Enkovich <enkovich.gnu@gmail.com>
13483 H.J. Lu <hongjiu.lu@intel.com>
13486 * config/i386/i386.c (convert_scalars_to_vector): Remove
13487 stack alignment fixes.
13488 (ix86_option_override_internal): Disable TARGET_STV if stack
13489 might not be aligned enough.
13490 (ix86_minimum_alignment): Assert that TARGET_STV is false.
13492 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
13494 * config/i386/x86-tune.def: Disable default prefetching
13497 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
13498 Vladimir Makarov <vmakarov@redhat.com>
13501 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
13502 in validating fused toc addresses.
13504 2016-02-03 Jakub Jelinek <jakub@redhat.com>
13507 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
13508 range->m_caret fields if range->m_show_caret_p is false.
13511 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13512 Force oldval into register if it does not satisfy reg_or_short_operand
13513 predicate. Fix up formatting.
13515 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
13516 Alexandre Oliva <aoliva@redhat.com>
13519 * lra-constraints.c (simplify_operand_subreg): Check additionally
13520 address validity after potential reloading.
13521 (process_address_1): Check insns validity. In case of failure do
13524 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
13527 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
13530 2016-02-02 Jakub Jelinek <jakub@redhat.com>
13532 * wide-int.cc (canonize_uhwi): New function.
13533 (wi::divmod_internal): Use it.
13535 2016-02-02 James Norris <jnorris@codesourcery.com
13537 * gimplify.c (omp_notice_variable): Add usage check.
13539 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
13541 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
13542 like LE, GE, LT, GT when emitting relational operator.
13544 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13546 * ira-costs.c (find_costs_and_classes): Add extra argument.
13547 * target.def (ira_change_pseudo_allocno_class): Add parameter.
13548 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
13549 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
13550 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
13551 Add best_class parameter, and return it if not ALL_REGS.
13552 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
13554 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
13555 Update target hook.
13557 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
13559 * config/aarch64/aarch64.c
13560 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
13561 (aarch64_ira_change_pseudo_allocno_class): New function.
13563 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
13568 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13570 * config/avr/avr.c (avr_option_override): Set
13571 PARAM_ALLOW_STORE_DATA_RACES to 1.
13573 2016-02-02 Richard Biener <rguenther@suse.de>
13575 PR tree-optimization/69595
13576 * match.pd: Add range test simplifications to true/false.
13578 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
13580 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
13581 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
13584 2016-02-02 Richard Biener <rguenther@suse.de>
13586 PR tree-optimization/69606
13587 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
13588 info on the result before moving a stmt.
13590 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
13592 PR middle-end/68542
13593 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
13594 branch with vector comparison.
13595 * config/i386/sse.md (VI48_AVX): New mode iterator.
13596 (define_expand "cbranch<mode>4): Add support for conditional branch
13597 with vector comparison.
13598 * tree-vect-loop.c (optimize_mask_stores): New function.
13599 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
13600 has_mask_store field of vect_info.
13601 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
13602 vectorized loops having masked stores after vec_info destroy.
13603 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
13604 correspondent macros.
13605 (optimize_mask_stores): Add prototype.
13607 2016-02-02 Alan Modra <amodra@gmail.com>
13610 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
13613 2016-02-02 Alan Modra <amodra@gmail.com>
13616 * config/rs6000/rs6000.c (need_toc_init): New var, set it
13617 whenever toc_label_name used.
13618 (rs6000_file_start): Don't set up toc section here,
13619 (rs6000_output_function_epilogue): do so here instead,
13620 (rs6000_xcoff_file_start): and here.
13621 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
13622 (load_toc_aix_di): Likewise.
13624 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13626 PR rtl-optimization/69592
13627 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
13628 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
13629 (num_sign_bit_copies_binary_arith_p): New inline function.
13630 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
13632 2016-02-01 Jeff Law <law@redhat.com>
13634 PR tree-optimization/69580
13635 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
13636 * tree-ssa-threadbackward.c
13637 (fsm_find_control_statement_thread_paths): Do not try to walk
13638 through large PHI nodes.
13640 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13642 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
13643 when count is incremented above limit, don't analyze further
13646 * omp-low.c (oacc_parse_default_dims): Avoid
13647 -Wsign-compare warning, make sure value fits into int
13648 rather than just unsigned int.
13650 2016-02-01 Bin Cheng <bin.cheng@arm.com>
13652 PR tree-optimization/67921
13653 * fold-const.c (split_tree): New parameters. Convert pointer
13654 type variable part to proper type before negating.
13655 (fold_binary_loc): Pass new arguments to split_tree.
13657 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
13659 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
13660 (nvptx_goacc_validate_dims): Extend to handle global defaults.
13661 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
13662 * doc/tm.texti: Rebuilt.
13663 * doc/invoke.texi (fopenacc-dim): Document.
13664 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
13665 (append_compiler_options): Likewise.
13666 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
13667 (oacc_parse_default_dims): New.
13668 (oacc_validate_dims): Add USED arg. Select non-unity default when
13670 (oacc_loop_fixed_partitions): Return mask of used partitions.
13671 (oacc_loop_auto_partitions): Emit dump info.
13672 (oacc_loop_partition): Return mask of used partitions.
13673 (execute_oacc_device_lower): Parse default dimension arg. Adjust
13674 loop partitioning and validation calls.
13676 2016-02-01 Richard Biener <rguenther@suse.de>
13678 PR middle-end/69556
13679 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
13681 2016-02-01 Richard Biener <rguenther@suse.de>
13683 PR tree-optimization/69574
13684 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
13685 of asserting return chrec_dont_know.
13687 2016-02-01 Martin Liska <mliska@suse.cz>
13689 * mem-stats-traits.h: Add copyright header.
13690 * mem-stats.h: Likewise.
13692 2016-02-01 Richard Biener <rguenther@suse.de>
13694 PR tree-optimization/69579
13695 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
13696 Do not propagate through abnormal PHI results.
13698 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
13700 * postreload.c (reload_cse_simplify): Remove dead code.
13702 2016-02-01 Jakub Jelinek <jakub@redhat.com>
13704 PR rtl-optimization/69570
13705 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
13706 if there is more than one set, not if there is a single set.
13708 2016-02-01 Richard Henderson <rth@redhat.com>
13711 * combine.c (make_compound_operation): When looking through a
13712 subreg, make sure to re-extend to the width of the outer mode.
13714 2016-01-30 Jakub Jelinek <jakub@redhat.com>
13716 PR tree-optimization/69546
13717 * wide-int.cc (wi::divmod_internal): For unsigned division
13718 where both operands fit into uhwi, if o1 is 1 and o0 has
13719 msb set, if divident_prec is larger than bits per hwi,
13720 clear another quotient word and return 2 instead of 1.
13721 Similarly for remainder with msb in HWI set, if dividend_prec
13722 is larger than bits per hwi.
13724 2016-01-29 Martin Jambor <mjambor@suse.cz>
13726 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
13727 Use short lowercase names.
13728 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
13729 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
13730 acq_rel one. Protect warning agains segfaults if
13731 get_memory_order_name returns NULL.
13732 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
13733 with release semantics. Do not warn if get_memory_order already did.
13734 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
13735 semantics. Fix check for relaxed or acquire semantics. Do not warn
13736 if get_memory_order already did.
13738 2016-01-29 Sebastian Pop <s.pop@samsung.com>
13740 * doc/install.texi: Document that isl-0.16 is supported.
13742 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
13745 * config/i386/constraints.md (Bm): Describe as special memory
13747 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
13748 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13749 * genpreds.c (struct constraint_data): Add is_special_memory.
13750 (have_special_memory_constraints, special_memory_start): New
13752 (special_memory_end): Ditto.
13753 (add_constraint): Add new arg is_special_memory. Add code to
13754 process its true value. Update have_special_memory_constraints.
13755 (process_define_constraint): Pass the new arg.
13756 (process_define_register_constraint): Ditto.
13757 (choose_enum_order): Process special memory.
13758 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
13759 function insn_extra_special_memory_constraint.
13760 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13761 * gensupport.c (process_rtx): Process
13762 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
13763 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
13764 * ira-lives.c (single_reg_class): Use
13765 insn_extra_special_memory_constraint.
13766 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
13767 * lra-constraints.c (process_alt_operands): Ditto.
13768 (curr_insn_transform): Use insn_extra_special_memory_constraint.
13769 * recog.c (asm_operand_ok, preprocess_constraints): Process
13771 * reload.c (find_reloads): Ditto.
13772 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
13773 * stmt.c (parse_input_constraint): Use
13774 insn_extra_special_memory_constraint.
13776 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13779 * lra-splill.c (lra_final_code_change): Revert r229087 by
13780 removing all sub-registers.
13782 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
13785 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
13787 2016-01-29 Jakub Jelinek <jakub@redhat.com>
13790 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
13791 SSE1, copy target into the temporary reg first before recursing
13794 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
13796 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
13799 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13801 * ginclude/stdarg.h: Test __cplusplus instead of
13802 __GXX_EXPERIMENTAL_CXX0X__.
13804 2016-01-29 Richard Biener <rguenther@suse.de>
13806 PR tree-optimization/69547
13807 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
13808 Do not mark clobbers necessary.
13809 (mark_all_reaching_defs_necessary_1): Likewise.
13811 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13813 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
13814 declaration name with %qs and print it in both error messages.
13815 Also fix indentation.
13817 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
13820 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
13821 trailing blank line from error message.
13823 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
13826 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
13829 2016-01-29 Richard Biener <rguenther@suse.de>
13831 PR middle-end/69537
13832 * match.pd: Allow all integral types when simplifying a
13833 widening or sign-changing conversion.
13835 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13837 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
13838 back to setting codegen_error to fail codegen.
13840 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
13843 * config/i386/constraints.md (C): Only accept constant zero operand.
13844 (BC): New constraint.
13845 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
13846 instead of C constraint.
13847 * doc/md.texi (Machine Constraints): Update description
13850 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
13853 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
13855 2016-01-28 Jakub Jelinek <jakub@redhat.com>
13857 PR middle-end/69542
13858 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
13861 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
13863 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
13864 branches if using guessed profile.
13866 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
13868 * graphite-optimize-isl.c (optimize_isl): Fix dump.
13870 2016-01-28 Richard Henderson <rth@redhat.com>
13873 * config/aarch64/aarch64-modes.def (CC_Cmode): New
13874 * config/aarch64/aarch64-protos.h: Update.
13875 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
13876 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
13877 (aarch64_get_condition_code_1): Handle CC_Cmode.
13878 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
13879 (*add<mode>3_compareC_cconly_imm): New.
13880 (*add<mode>3_compareC_cconly): New.
13881 (*add<mode>3_compareC_imm): New.
13882 (add<mode>3_compareC): New.
13883 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
13884 to be first. Use aarch64_carry_operation.
13885 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
13886 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
13887 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
13888 (subti3): Use subdi3_compare1.
13889 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
13890 (sub<mode>3_compare1): New.
13891 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
13892 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
13893 (*subsi3_carryin_uxtw): Likewise.
13894 (*ngc<mode>, *ngcsi_uxtw): Likewise.
13895 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
13896 * config/aarch64/iterators.md (DWI): New.
13897 * config/aarch64/predicates.md (aarch64_carry_operation): New.
13898 (aarch64_borrow_operation): New.
13900 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
13902 * graphite-optimize-isl.c (optimize_isl): Print a different debug
13903 message when isl does not return a valid schedule.
13905 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13907 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
13908 Remove comments from class declarations: they are already in the code
13911 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13913 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
13915 (ternary_op_to_tree): Same.
13916 (unary_op_to_tree): Same.
13917 (nary_op_to_tree): Same.
13918 (gcc_expression_from_isl_expr_op): Same.
13919 (gcc_expression_from_isl_expression): Same.
13920 (graphite_create_new_loop): Same.
13921 (graphite_create_new_loop_guard): Same.
13922 (build_iv_mapping): Same.
13923 (graphite_create_new_guard): Same.
13924 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
13925 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
13927 2016-01-28 Sebastian Pop <s.pop@samsung.com>
13929 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
13930 instead of setting codegen_error to fail codegen.
13932 2016-01-28 Jason Merrill <jason@redhat.com>
13934 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
13936 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13938 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13939 Remove CONST_INT_P check in CCMP cost calculation.
13941 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13943 * config/aarch64/aarch64.c (generic_vector_cost):
13944 Set vec_permute_cost.
13945 (cortexa57_vector_cost): Likewise.
13946 (exynosm1_vector_cost): Likewise.
13947 (xgene1_vector_cost): Likewise.
13948 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
13949 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
13950 Add vec_permute_cost entry.
13952 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
13954 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
13956 (add<mode>3_compare0): Likewise.
13957 (addsi3_compare0_uxtw): Likewise.
13958 (add<mode>3nr_compare0): Likewise.
13959 (compare_neg<mode>): Likewise.
13960 (<optab><mode>3): Likewise.
13962 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
13964 * tree-vect-stmts.c (vectorizable_comparison): Add
13965 NULL check for vectype.
13967 2016-01-28 Richard Biener <rguenther@suse.de>
13969 PR tree-optimization/69466
13970 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13971 Account for PHIs we couldn't duplicate.
13973 2016-01-28 Martin Liska <mliska@suse.cz>
13976 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
13977 instead of ENABLE_VALGRIND_CHECKING.
13979 2016-01-27 Richard Henderson <rth@redhat.com>
13982 * lra-remat.c (subreg_regs): New.
13983 (dump_candidates_and_remat_bb_data): Dump it.
13984 (operand_to_remat): Reject if operand in subreg_regs.
13985 (set_bb_regs): Collect subreg_regs.
13986 (lra_remat): Init and free subreg_regs. Compute
13987 calculate_local_reg_remat_bb_data before create_cands.
13989 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
13992 * config/i386/i386.c (ix86_update_stack_boundary): Don't
13993 change stack_alignment_needed for __tls_get_addr call.
13995 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
13997 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
13999 2016-01-27 Jeff Law <law@redhat.com>
14001 PR tree-optimization/68398
14002 PR tree-optimization/69196
14003 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
14004 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
14005 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14006 Only count PHIs in the last block in the path. The others will
14007 const/copy propagate away. Add heuristic to allow more irreducible
14008 subloops to be created when it is likely profitable to do so.
14010 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
14011 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
14012 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
14014 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14017 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
14018 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
14019 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
14020 * tree-streamer-in.c: Include asan.h.
14021 (streamer_get_builtin_tree): For builtins in sanitizer
14022 range call initialize_sanitizer_builtins and retry.
14024 2016-01-27 Ian Lance Taylor <iant@google.com>
14026 * common.opt (fkeep-gc-roots-live): New undocumented option.
14027 * tree-ssa-loop-ivopts.c (add_candidate_1): If
14028 -fkeep-gc-roots-live, skip pointers.
14029 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
14032 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
14035 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
14036 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
14038 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
14041 * configure.ac: NetBSD provides SSP in its C library.
14042 * configure: Updated.
14044 2016-01-27 Richard Biener <rguenther@suse.de>
14046 PR tree-optimization/69166
14047 * tree-vect-loop.c (vect_is_simple_reduction): Always check
14048 reduction code for commutativity / associativity.
14050 2016-01-27 Martin Jambor <mjambor@suse.cz>
14052 PR tree-optimization/69355
14053 * tree-sra.c (analyze_access_subtree): Correct hole detection when
14054 total_scalarization fails.
14056 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
14058 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
14061 2016-01-27 Christian Bruel <christian.bruel@st.com>
14064 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
14065 Move arm_reset_previous_fndecl and set_target_option_current_node in
14066 the conditional part. Call save_restore_target_globals.
14067 * config/arm/arm.c (arm_set_current_function):
14068 Refactor to better support #pragma target and attribute mix.
14069 Call save_restore_target_globals.
14070 * config/arm/arm-protos.h (save_restore_target_globals): New function.
14072 2016-01-27 Martin Liska <mliska@suse.cz>
14074 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
14075 reference for an HSA kernel and its host function.
14077 2016-01-27 Jakub Jelinek <jakub@redhat.com>
14079 PR tree-optimization/69399
14080 * wide-int.h (wi::lrshift): For larger precisions, only
14081 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
14083 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
14085 * config/arc/predicates.md (proper_comparison_operator): Reject
14086 constant-constant comparison.
14088 2016-01-26 Tom de Vries <tom@codesourcery.com>
14090 PR tree-optimization/69110
14091 * tree-data-ref.c (initialize_data_dependence_relation): Handle
14092 DR_NUM_DIMENSIONS == 0.
14094 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
14095 Sebastian Pop <s.pop@samsung.com>
14097 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
14098 isl_ast_op_cond and isl_ast_op_select.
14099 (gcc_expression_from_isl_expr_op): Same.
14101 2016-01-26 Jason Merrill <jason@redhat.com>
14104 * tree.c (recompute_constructor_flags): Split out from
14106 (verify_constructor_flags): New.
14107 * tree.h: Declare them.
14109 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
14111 PR rtl-optimization/69217
14112 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
14113 are no TYPE_FIELDS set for the record type.
14115 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14118 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
14119 toc_label_name unconditionally.
14120 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
14121 SYMBOL_REF string. Use toc_label_name instead of constructing
14123 (rs6000_elf_declare_function_name): Use toc_label_name instead of
14124 constructing LCTOC1.
14126 2016-01-26 Martin Sebor <msebor@redhat.com>
14129 * doc/extend.texi (Common Type Attributes): Move text that talks about
14130 attribute packed from attribute aligned to the section discussing
14131 the former attribute for clarity.
14133 2016-01-26 Richard Henderson <rth@redhat.com>
14135 PR middle-end/60908
14136 * trans-mem.c (tm_region_init): Mark entry block as visited.
14138 2016-01-26 David Malcolm <dmalcolm@redhat.com>
14141 * diagnostic-show-locus.c (layout::print_source_line): Replace
14142 call to pp_newline with call to layout::print_newline.
14143 (layout::print_annotation_line): Likewise.
14144 (layout::move_to_column): Likewise.
14145 (layout::print_any_fixits): After printing any fixits, print a
14146 trailing newline, if necessary.
14147 (layout::print_newline): New method, resetting any colorization
14149 (diagnostic_show_locus): Move the pp_newline to before the
14150 early bailout. Remove dummy block enclosing the layout instance.
14151 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
14152 of pp_newline_and_flush with pp_flush.
14153 (diagnostic_append_note): Delete use of pp_newline.
14154 (diagnostic_append_note_at_rich_loc): Delete.
14155 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
14156 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
14157 when newline characters are added to the buffer.
14159 2016-01-26 Michael Matz <matz@suse.de>
14161 * configure.ac (ac_cv_std_swap_in_utility): New test.
14162 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
14163 * configure: Regenerate.
14164 * config.in: Regenerate.
14166 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
14168 * config/arc/arc.md (cstoresi4): Force operand into register.
14169 (arcset<code>): Fix predicate.
14170 (arcsetltu): Likewise.
14171 (arcsetgeu): Likewise.
14172 (arcsethi): Likewise.
14173 (arcsetls): Likewise.
14175 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14177 PR tree-optimization/69483
14178 * gimple-fold.c (canonicalize_constructor_val): Return NULL
14179 if base has error_mark_node type.
14181 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
14184 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
14185 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
14187 (vget_lane_f16): Handle big-endian.
14188 (vgetq_lane_f16): Likewise.
14189 (vset_lane_f16): Likewise.
14190 (vsetq_lane_f16): Likewise.
14191 * config/arm/iterators.md (VQXMOV): Add V8HF.
14192 (VDQ): Add V4HF and V8HF.
14193 (V_reg): Handle V4HF and V8HF.
14194 (Is_float_mode): Likewise.
14195 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
14196 neon_vdup_nv8hf): New patterns.
14197 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
14198 Use VD_LANE iterator.
14199 (neon_vld1_dup<mode>): Use VQ2 iterator.
14201 2016-01-26 Nathan Sidwell <nathan@acm.org>
14203 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
14204 (set_oacc_fn_attrib): Add IS_KERNEL arg.
14205 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
14206 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
14207 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
14208 (oacc_validate_dims): Add LEVEL arg, don't return level.
14209 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
14210 oacc_validate_dims.
14211 (execute_oacc_device_lower): Adjust, add more dump output.
14212 * tree-ssa-loop.c (gate_oacc_kernels): Use
14213 oacc_fn_attrib_kernels_p.
14214 * tree-parloops.c (create_parallel_loop): Adjust
14215 set_oacc_fn_attrib call.
14217 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14220 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
14221 (append_compiler_options): Handle -fcilkplus.
14222 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
14224 2016-01-26 Nick Clifton <nickc@redhat.com>
14227 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
14228 been marked as DECL_ONE_ONLY but we do not the means to make it
14229 so, then do not allow it to bind locally.
14231 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14234 * opts.h (parse_sanitizer_options): New prototype.
14235 * opts.c (sanitizer_opts): New array.
14236 (parse_sanitizer_options): New function.
14237 (common_handle_option): Use parse_sanitizer_options.
14239 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
14242 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
14243 alignment adjustment to ...
14244 (ix86_update_stack_boundary): Here. Don't over-align stack for
14246 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
14247 if __tls_get_addr is called.
14249 2016-01-26 Christian Bruel <christian.bruel@st.com>
14251 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
14253 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
14255 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
14257 2016-01-26 Richard Biener <rguenther@suse.de>
14259 PR middle-end/69467
14260 * match.pd: Guard X * CST CMP 0 pattern with single_use.
14262 2016-01-26 Richard Biener <rguenther@suse.de>
14264 PR tree-optimization/69452
14265 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
14266 (move_computations_dom_walker::before_dom_children): Rename
14268 (move_computations_worker): This.
14269 (move_computations): Perform an RPO rather than a DOM walk.
14271 2016-01-26 Jakub Jelinek <jakub@redhat.com>
14274 * combine.c (combine_instructions): For REG_EQUAL note with
14275 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
14276 to the underlying register.
14277 * doc/rtl.texi (REG_EQUAL): Document the behavior of
14278 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
14280 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
14283 * config/aarch64/aarch64-builtins.c
14284 (aarch64_init_simd_builtin_types): Do not set structural
14285 equality to __Poly{8,16,64,128}_t types.
14287 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
14289 PR tree-optimization/69400
14290 * wide-int.cc (wi_pack): Take the precision as argument and
14291 perform canonicalization here rather than in the callers.
14292 Use the main loop to handle all full-width HWIs. Add a
14293 zero HWI if in_len isn't a full result.
14294 (wi::divmod_internal): Update accordingly.
14295 (wi::mul_internal): Likewise. Simplify.
14297 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14298 Sebastian Pop <s.pop@samsung.com>
14300 * graphite-poly.c (apply_poly_transforms): Simplify.
14301 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
14302 (print_isl_map): Same.
14303 (print_isl_union_map): Same.
14304 (print_isl_schedule): New.
14305 (debug_isl_schedule): New.
14306 * graphite-dependences.c (scop_get_reads): Do not call
14307 isl_union_map_add_map that is undocumented isl functionality.
14308 (scop_get_must_writes): Same.
14309 (scop_get_may_writes): Same.
14310 (scop_get_original_schedule): Remove.
14311 (scop_get_dependences): Do not call isl_union_map_compute_flow that
14312 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
14313 (compute_deps): Remove.
14314 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
14315 (debug_schedule_ast): New.
14316 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
14317 set_separate_option.
14318 (graphite_regenerate_ast_isl): Add dump.
14319 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
14320 from scop->transformed_schedule.
14321 (graphite_regenerate_ast_isl): Add more dump.
14322 * graphite-optimize-isl.c (optimize_isl): Set
14323 scop->transformed_schedule. Check whether schedules are equal.
14324 (apply_poly_transforms): Move here.
14325 * graphite-poly.c (apply_poly_transforms): ... from here.
14326 (free_poly_bb): Static.
14327 (free_scop): Static.
14328 (pbb_number_of_iterations_at_time): Remove.
14329 (print_isl_ast): New.
14330 (debug_isl_ast): New.
14331 (debug_scop_pbb): New.
14332 * graphite-scop-detection.c (print_edge): Move.
14333 (print_sese): Move.
14334 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
14335 (build_scop_scattering): Remove.
14336 (create_pw_aff_from_tree): Assert instead of bailing out.
14337 (add_condition_to_pbb): Remove unused code, do not fail.
14338 (add_conditions_to_domain): Same.
14339 (add_conditions_to_constraints): Remove.
14340 (build_scop_context): New.
14341 (add_iter_domain_dimension): New.
14342 (build_iteration_domains): Initialize pbb->iterators.
14343 Call add_conditions_to_domain.
14346 (index_outermost_in_loop): New.
14347 (index_pbb_in_loop): New.
14348 (outermost_pbb_in): New.
14349 (add_in_sequence): New.
14350 (add_outer_projection): New.
14351 (outer_projection_mupa): New.
14352 (add_loop_schedule): New.
14353 (build_schedule_pbb): New.
14354 (build_schedule_loop): New.
14355 (embed_in_surrounding_loops): New.
14356 (build_schedule_loop_nest): New.
14357 (build_original_schedule): New.
14358 (build_poly_scop): Call build_original_schedule.
14359 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
14360 (free_poly_dr): Remove.
14361 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
14362 (free_poly_bb): Remove.
14363 (debug_loop_vec): Remove.
14364 (print_isl_ast): Declare.
14365 (debug_isl_ast): Declare.
14366 (scop_do_interchange): Remove.
14367 (scop_do_strip_mine): Remove.
14368 (scop_do_block): Remove.
14369 (flatten_all_loops): Remove.
14370 (optimize_isl): Remove.
14371 (pbb_number_of_iterations_at_time): Remove.
14372 (debug_scop_pbb): Declare.
14373 (print_schedule_ast): Declare.
14374 (debug_schedule_ast): Declare.
14375 (struct scop): Remove schedule. Add original_schedule,
14376 transformed_schedule.
14377 (free_gimple_poly_bb): Remove.
14378 (print_generated_program): Remove.
14379 (debug_generated_program): Remove.
14380 (unify_scattering_dimensions): Remove.
14381 * sese.c (print_edge): ... here.
14382 (print_sese): ... here.
14383 (debug_edge): ... here.
14384 (debug_sese): ... here.
14385 * sese.h (print_edge): Declare.
14386 (print_sese): Declare.
14387 (dump_edge): Declare.
14388 (dump_sese): Declare.
14390 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
14391 Sebastian Pop <s.pop@samsung.com>
14393 * Makefile.in: Set ISLVER in site.exp.
14395 2016-01-25 Jakub Jelinek <jakub@redhat.com>
14397 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
14398 DECL_VALUE_EXPR of new_var even for the non-array case. Look
14399 through DECL_VALUE_EXPR for expansion.
14401 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14403 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
14404 the frame info after reload completed.
14406 2016-01-25 Jeff Law <law@redhat.com>
14408 PR tree-optimization/69196
14409 PR tree-optimization/68398
14410 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
14411 tree-ssa-threadupdate.c.
14412 (determine_bb_domination_status): Prototype
14413 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
14414 (determine_bb_domination_status): No longer static.
14415 (valid_jump_thread_path): Remove code to detect characteristics
14416 of the jump thread path not associated with correctness.
14417 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
14418 Correct test for thread path length. Count PHIs for real operands as
14419 statements that need to be copied. Do not count ASSERT_EXPRs.
14420 Look at all the blocks in the thread path. Compute and selectively
14421 filter thread paths based on threading through the latch, threading
14422 a multiway branch or crossing a multiway branch.
14424 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14426 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
14427 decl with __attribute__ ((unused)) annotation.
14429 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
14432 * tree-vect-stmts.c (vectorizable_condition): Check vectype
14433 of operands is compatible with a statement vectype.
14435 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
14437 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
14438 improve wording for mixed storage order support.
14440 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
14442 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
14443 (vcvt_u64_f64): Likewise.
14444 (vcvta_s64_f64): Likewise.
14445 (vcvta_u64_f64): Likewise.
14446 (vcvtm_s64_f64): Likewise.
14447 (vcvtm_u64_f64): Likewise.
14448 (vcvtn_s64_f64): Likewise.
14449 (vcvtn_u64_f64): Likewise.
14450 (vcvtp_s64_f64): Likewise.
14451 (vcvtp_u64_f64): Likewise.
14453 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
14455 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
14456 (arc_init): Check validity mll64 option.
14457 (arc_save_restore): Use double load/store instruction.
14458 (arc_expand_movmem): Likewise.
14459 (arc_split_move): Don't split if we have double load/store
14460 instructions. Returns a boolean.
14461 (arc_process_double_reg_moves): Change function to return boolean
14462 instead of a sequence of instructions.
14463 (arc_dwarf_register_span): New function.
14464 * config/arc/arc-protos.h (arc_split_move): Change prototype.
14465 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
14466 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
14467 (*movdf_insn): Likewise.
14468 * config/arc/arc.opt (mll64): New option.
14469 * config/arc/predicates.md (even_register_operand): New predicate.
14470 * doc/invoke.texi (ARC Options): Add mll64 documentation.
14472 2016-01-25 Richard Biener <rguenther@suse.de>
14475 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
14476 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
14478 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
14480 2016-01-25 Richard Biener <rguenther@suse.de>
14482 PR tree-optimization/69376
14483 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
14485 (VN_INFO_ANTI_RANGE_P): New inline.
14486 (VN_INFO_RANGE_TYPE): Likewise.
14487 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
14488 SSA_NAME_ANTI_RANGE_P.
14489 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
14490 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14491 Properly query VN_INFO_RANGE_TYPE.
14493 2016-01-25 Nick Clifton <nickc@redhat.com>
14496 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
14498 2016-01-23 Tom de Vries <tom@codesourcery.com>
14500 PR tree-optimization/69426
14501 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
14504 2016-01-23 Jakub Jelinek <jakub@redhat.com>
14506 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
14507 "the the" with "the" in the comments.
14508 * ipa-devirt.c (build_type_inheritance_graph,
14509 update_type_inheritance_graph): Likewise.
14510 * tree.c (build_function_type_list_1): Likewise.
14511 * cfgloopmanip.c (scale_loop_profile): Likewise.
14512 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
14513 * gimple-ssa-split-paths.c
14514 (find_block_to_duplicate_for_splitting_paths): Likewise.
14515 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
14516 * expr.c (convert_move): Likewise.
14517 * var-tracking.c (vt_stack_adjustments): Likewise.
14518 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14519 * tree-vrp.c (test_for_singularity): Likewise.
14521 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
14522 directly instead of building a temporary tree.
14525 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
14526 remove <algorithm> include.
14528 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14531 * config/i386/i386.c: Include dojump.h.
14532 (expand_small_movmem_or_setmem,
14533 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
14535 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
14536 if dynamic_check != -1.
14538 2016-01-21 Jeff Law <law@redhat.com>
14540 PR middle-end/69347
14541 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
14542 record_temporary_equivalences. Rewritten to avoid unnecessary calls
14543 into dominated_by_p.
14544 (cprop_into_successor_phis): Avoid unnecessary tests.
14546 2016-01-22 Richard Henderson <rth@redhat.com>
14549 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
14550 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
14552 2016-01-22 Michael Matz <matz@suse.de>
14554 * system.h (string, algorithm): Include only conditionally.
14555 (new): Include always under C++.
14556 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
14557 * final.c (toplevel): Ditto.
14558 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
14559 * genconditions.c (write_header): Make gencondmd.c define
14561 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
14563 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
14564 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
14566 2016-01-22 Christian Bruel <christian.bruel@st.com>
14569 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
14571 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14574 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
14575 define_insn_and_split. Ensure operands[1] and operands[0] do not
14576 get assigned the same register.
14578 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14580 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
14582 2016-01-22 Christian Bruel <christian.bruel@st.com>
14584 * config/arm/arm-c.c (arm_pragma_target_parse):
14585 Remove warn_builtin_macro_redefined overwrite.
14587 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14589 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
14590 flag_non_call_exceptions compatibility.
14592 2016-01-22 Jakub Jelinek <jakub@redhat.com>
14595 * dwarf2out.c (add_child_die_after): New function.
14596 (dwarf_qual_info_t): New type.
14597 (dwarf_qual_info): New variable.
14598 (qualified_die_p): New function.
14599 (modified_type_die): For -fdebug-types-section, ensure
14600 canonical order of qualifiers. Put qualified DIEs adjacent
14601 to the corresponding non-qualified type DIE and search there
14602 for existing qualified DIEs.
14604 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
14606 * doc/extend.texi (scalar_storage_order type attribute): Document
14607 restriction on type punning and aliasing, and remove future tense.
14609 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
14612 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
14615 2016-01-21 Jeff Law <law@redhat.com>
14617 PR middle-end/69347
14618 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
14619 useless call to record_temporary_equivalences.
14620 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
14621 allocate 10 slots in the bb_path vector and let it grow as needed.
14622 (fsm_find_control_statement_thread_paths): Similarly for the next_path
14625 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14627 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
14629 * configure: Regenerate.
14631 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
14633 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
14634 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
14636 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
14638 PR middle-end/66178
14639 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
14640 drop EXPAND_INITIALIZER.
14641 * rtl.h (contains_symbolic_reference_p): Declare.
14642 * rtlanal.c (contains_symbolic_reference_p): New function.
14643 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
14644 a subtraction into a NOT if symbolic constants are involved.
14646 2016-01-21 Anton Blanchard <anton@samba.org>
14647 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14650 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
14652 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
14655 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14657 * config/microblaze/microblaze.c
14658 (get_branch_target): New.
14659 (insert_wic_for_ilb_runout): New.
14661 (microblaze_machine_dependent_reorg): New.
14662 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
14663 * config/microblaze/microblaze.md
14664 (UNSPEC_IPREFETCH): Define.
14665 (iprefetch): New pattern
14666 * config/microblaze/microblaze.opt
14667 (mxl-prefetch): New flag.
14669 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
14671 * config/microblaze/microblaze.h
14672 (FIXED_REGISTERS): Update in macro.
14673 (CALL_USED_REGISTERS): Update in macro.
14675 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
14677 PR rtl-optimization/68920
14678 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
14681 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
14683 PR rtl-optimization/68990
14684 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
14685 pseudo instead of inheritance ones.
14687 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
14688 Nick Clifton <nickc@redhat.com>
14692 * config/mips/mips.c (mips_compute_frame_info): Initialise
14693 args_size and hard_frame_pointer_offset fields of the frame
14694 structure before calling mips_global_pointer.
14696 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
14698 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
14700 * configure: Regenerate.
14702 2016-01-21 Richard Biener <rguenther@suse.de>
14704 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
14706 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14708 * config/s390/s390.c (s390_asm_declare_function_size): Add code
14709 to actually emit the .size directive.
14711 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
14712 Jakub Jelinek <jakub@redhat.com>
14716 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
14717 args array size by one to avoid buffer overflow.
14719 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
14721 * config/s390/s390.md (pool_section_start): Use switch_to_section
14722 to select proper read-only data section instead of hardcoding
14724 (pool_section_end): Use switch_to_section to match the above.
14726 2016-01-21 Richard Biener <rguenther@suse.de>
14728 PR tree-optimization/69378
14729 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
14730 (set_ssa_val_to): Use it for dominance checks taking into
14731 account not executable edges.
14733 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14736 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
14737 for bitsize instead of GET_MODE_PRECISION (mode).
14739 2016-01-20 Martin Sebor <msebor@redhat.com>
14742 * extend.texi (__sync Builtins): Clarify the semantics of
14743 __sync_fetch_and_OP built-ins on pointers.
14744 (__atomic Builtins): Same.
14746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14747 Sebastian Pop <s.pop@samsung.com>
14749 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
14750 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
14751 (is_valid_rename): Same.
14752 (translate_isl_ast_to_gimple::get_rename): Same.
14753 (translate_isl_ast_to_gimple::rename_all_uses): Same.
14754 (translate_isl_ast_to_gimple::rename_uses): Same.
14755 (get_new_name): Check for close_phi nodes.
14756 (copy_loop_phi_args): Use phi_node_kind.
14757 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
14758 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
14760 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14761 Sebastian Pop <s.pop@samsung.com>
14763 Revert commit r229783.
14764 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
14765 Remove use of parameter_rename_map.
14766 (copy_def): Remove.
14767 (copy_internal_parameters): Remove.
14768 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
14769 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
14770 (free_sese_info): Do not free parameter_rename_map.
14771 (set_rename): Do not use parameter_rename_map.
14772 (rename_uses): Update call to set_rename.
14773 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
14774 * sese.h (parameter_rename_map_t): Remove.
14775 (struct sese_info_t): Remove field parameter_rename_map.
14777 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14778 Sebastian Pop <s.pop@samsung.com>
14780 * graphite-isl-ast-to-gimple.c: Fix comment.
14781 * graphite-scop-detection.c (defined_in_loop_p): New.
14782 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
14783 names defined in loop.
14785 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14786 Sebastian Pop <s.pop@samsung.com>
14788 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
14789 Discard unstructured if-then-else regions.
14791 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14792 Sebastian Pop <s.pop@samsung.com>
14794 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
14795 (cleanup_loop_iter_dom): Remove.
14796 (build_loop_iteration_domains): Remove.
14797 (build_scop_context): Remove.
14798 (build_scop_iteration_domain): Remove.
14799 (add_loop_constraints): New.
14800 (build_iteration_domains): New.
14801 (build_poly_scop): Call build_iteration_domains.
14803 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14804 Sebastian Pop <s.pop@samsung.com>
14806 * graphite-scop-detection.c
14807 (scop_detection::harmful_loop_in_region): Free dom and loops.
14808 (scop_detection::loop_body_is_valid_scop): Free bbs.
14810 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14811 Sebastian Pop <s.pop@samsung.com>
14813 * graphite-scop-detection.c (record_loop_in_sese): New.
14814 (gather_bbs::before_dom_children): Call record_loop_in_sese.
14815 (build_scops): Remove call to build_sese_loop_nests.
14816 * sese.c (sese_record_loop): Remove.
14817 (build_sese_loop_nests): Remove.
14818 (new_sese_info): Remove region->loops.
14819 (free_sese_info): Same.
14820 * sese.h (sese_contains_loop): Same.
14821 (build_sese_loop_nests): Remove.
14822 (sese_contains_loop): Remove.
14824 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14825 Sebastian Pop <s.pop@samsung.com>
14827 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
14828 loop_is_valid_in_scop.
14829 (scop_detection::harmful_stmt_in_region): Renamed
14830 harmful_loop_in_region.
14831 Call loop_is_valid_in_scop.
14833 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14834 Sebastian Pop <s.pop@samsung.com>
14836 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
14839 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14840 Sebastian Pop <s.pop@samsung.com>
14842 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
14843 * graphite.h (struct poly_bb): Remove field is_reduction.
14844 (PBB_IS_REDUCTION): Remove.
14846 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
14847 Sebastian Pop <s.pop@samsung.com>
14849 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
14850 (add_pdr_constraints): Same.
14851 (scop_get_reads): Same.
14852 (scop_get_must_writes): Same.
14853 (scop_get_may_writes): Same.
14854 (scop_get_original_schedule): Same.
14855 (extend_schedule): Same.
14856 (apply_schedule_on_deps): Same.
14857 (carries_deps): Same.
14858 (compute_deps): Same.
14859 (scop_get_dependences): Same.
14860 * graphite-isl-ast-to-gimple.c
14861 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
14862 * graphite-optimize-isl.c (get_schedule_for_band): Same.
14863 (get_schedule_for_band_list): Same.
14864 (get_schedule_map): Same.
14865 (apply_schedule_map_to_scop): Same.
14866 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
14867 (build_loop_iteration_domains): Same.
14868 (add_condition_to_pbb): Same.
14869 (add_param_constraints): Same.
14870 (pdr_add_memory_accesses): Same.
14871 (pdr_add_data_dimensions): Same.
14873 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14875 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
14878 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
14880 * common.opt (feliminate-dwarf2-dups): Replace references to
14881 "DWARF 2" with just "DWARF".
14882 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
14883 * doc/extend.texi: Likewise.
14884 * doc/cpp.texi: Likewise.
14885 * doc/invoke.texi: Likewise.
14886 (Option Summary): Add -gdwarf to list of Debugging Options.
14887 (Debugging Options): Document -gdwarf.
14888 * doc/contrib.texi: Spell "DWARF" like that.
14890 2016-01-21 Jakub Jelinek <jakub@redhat.com>
14892 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
14893 warning. Fix up formatting.
14895 PR middle-end/67653
14896 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
14897 attempt to mark memory input operand addressable and
14898 call prepare_gimple_addressable in that case. Don't adjust
14899 input_location for diagnostics, use error_at instead.
14901 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
14903 * config/rs6000/ppc-auxv.h: New file.
14904 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
14905 (cpu_is): Likewise.
14906 (cpu_supports): Likewise.
14907 * config/rs6000/rs6000.c: include "ppc-auxv.h".
14908 (cpu_is_info): New variable.
14909 (cpu_supports_info): Likewise.
14910 (tcb_verification_symbol): Likewise.
14911 (cpu_builtin_p): Likewise.
14912 (cpu_expand_builtin): New function.
14913 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
14914 (rs6000_init_builtins): Likewise.
14915 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
14916 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
14917 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
14918 * configure: Regenerate.
14919 * config.in: Likewise.
14920 * doc/extend.texi (PowerPC Built-in Functions): Document
14921 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
14923 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
14926 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
14928 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
14931 2016-01-20 Richard Henderson <rth@redhat.com>
14937 * tree.c (tm_define_builtin): New.
14938 (find_tm_vector_type): New.
14939 (build_tm_vector_builtins): New.
14940 (build_common_builtin_nodes): Call it.
14942 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
14944 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
14945 (arm_fp_ok): Likewise.
14946 (arm_fp): Likewise.
14947 (arm_crypto): Likewise.
14949 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
14950 Richard Biener <rguenther@suse.de>
14952 PR tree-optimization/69328
14953 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
14954 vectors have same number of elements.
14955 (vectorizable_condition): Fix masked version recognition.
14957 2016-01-20 Richard Biener <rguenther@suse.de>
14959 PR tree-optimization/69345
14960 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
14961 (VN_INFO_PTR_INFO): Likewise.
14962 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
14963 info when it is equal between non-dominating SSA names.
14964 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14965 Make sure to look at original SSA infos.
14967 2016-01-20 Jeff Law <law@redhat.com>
14970 * config/m68k/predicates.md (pow2_m1_operand): New predicate
14972 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
14973 (pc_or_label_operand): New predicate.
14974 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
14975 tests for small integers that are 2^n - 1.
14977 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
14979 * doc/invoke.texi (Options Summary): Add '.' after @xref.
14981 2016-01-19 Jeff Law <law@redhat.com>
14983 PR middle-end/69347
14984 * tree-ssa-threadbackwards.c
14985 (fsm_find_control_statement_thread_paths): Do not try to lookup
14986 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
14988 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14990 * doc/lto.texi: Remove text that says only Gold has linker plugin
14993 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
14995 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
14996 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
14997 the DIE accordingly.
14998 (modified_type_die): Add REVERSE parameter and pass it recursively,
14999 as well as to base_type_die. Adjust presence check accordingly.
15000 (base_type_for_mode): Adjust call to modified_type_die.
15001 (add_type_attribute): Add REVERSE parameter and pass it to
15003 (generic_parameter_die): Adjust call to add_type_attribute.
15004 (add_scalar_info): Likewise.
15005 (add_subscript_info): Likewise.
15006 (gen_array_type_die): Likewise.
15007 (gen_descr_array_type_die): Likewise.
15008 (gen_entry_point_die): Likewise.
15009 (gen_enumeration_type_die): Likewise.
15010 (gen_formal_parameter_die): Likewise.
15011 (gen_subprogram_die): Likewise.
15012 (gen_variable_die ): Likewise.
15013 (gen_const_die): Likewise.
15014 (gen_field_die): Likewise.
15015 (gen_pointer_type_die): Likewise.
15016 (gen_reference_type_die): Likewise.
15017 (gen_ptr_to_mbr_type_die): Likewise.
15018 (gen_inheritance_die): Likewise.
15019 (gen_subroutine_type_die): Likewise.
15020 (gen_typedef_die): Likewise.
15021 (force_type_die): Adjust call to modified_type_die.
15023 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
15025 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
15026 flow throughout the file. Fix broken link to Objective-C 2.0
15028 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
15031 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15033 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
15035 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15038 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
15039 (maybe_record_node): Record cxa_pure_virtual as the only possible
15040 target if there are not ohter candidates.
15041 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
15043 2016-01-19 Richard Biener <rguenther@suse.de>
15045 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
15046 (get_memory_order): Likewise.
15048 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
15050 * tree-vect-stmts.c (vectorizable_store): Check
15053 2016-01-19 David Malcolm <dmalcolm@redhat.com>
15056 * gcc.c (driver::decode_argv): Add call to
15057 init_opts_obstack before init_options_struct.
15058 * opts.c (init_opts_obstack): Remove idempotency.
15059 (init_options_struct): Replace call to init_opts_obstack
15060 with a gcc_assert to verify that it has already been called.
15061 * toplev.c (toplev::main): Add call to init_opts_obstack before
15062 calls to init_options_struct.
15063 (toplev::finalize): Move cleanup of opts_obstack next to
15064 cleanup of save_decoded_options, clearing the latter, and
15065 save_decoded_options_count.
15067 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15070 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
15071 attribute to unconditional. Remove %? from output template.
15073 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15074 Jiong Wang <jiong.wang@arm.com>
15076 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
15077 generated from different expand order.
15079 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15081 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15082 Add support for CCMP costing.
15084 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15086 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
15087 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
15088 (fccmpe<mode>): Likewise.
15089 (fcmp): Rename to fcmp and globalize pattern.
15091 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
15092 (aarch64_gen_ccmp_next): Add FP support.
15094 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
15096 * target.def (gen_ccmp_first): Update documentation.
15097 (gen_ccmp_next): Likewise.
15098 * doc/tm.texi (gen_ccmp_first): Update documentation.
15099 (gen_ccmp_next): Likewise.
15100 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
15101 expand_ccmp_expr_1. Improve comments.
15102 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
15103 (ccmp_ior<mode>): Remove pattern.
15104 (cmp<mode>): Remove expand.
15105 (cmp): Globalize pattern.
15106 (cstorecc4): Use cc_register.
15107 (mov<mode>cc): Remove ccmp_cc_register check.
15108 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
15109 Simplify after removal of CC_DNE/* modes.
15110 (aarch64_ccmp_mode_to_code): Remove.
15111 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
15112 In 'k' case use integer as condition.
15113 (aarch64_nzcv_codes): Remove inverted cases.
15114 (aarch64_code_to_ccmode): Remove.
15115 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
15116 comparison with CC register to be used in folowing CCMP/branch/CSEL.
15117 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
15118 pattern. Return the comparison with CC register. Invert conditions
15119 when bitcode is OR.
15120 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
15121 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
15123 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15125 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15126 instrumented_version.
15128 2016-01-19 Richard Biener <rguenther@suse.de>
15130 PR tree-optimization/69336
15131 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
15132 handled components with get_ref_base_and_extent.
15133 (equal_mem_array_ref_p): Adjust.
15135 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15138 * shrink-wrap.c: Include valtrack.h.
15139 (move_insn_for_shrink_wrap): Add DEBUG argument. If
15140 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
15141 in between insn and where it will be moved to. Call
15142 dead_debug_insert_temp.
15143 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
15144 first and dead_debug_local_finish at the end.
15145 For uses and defs bitmap, handle all regs in between REGNO and
15146 END_REGNO, not just the first one.
15148 2016-01-19 Richard Biener <rguenther@suse.de>
15150 PR tree-optimization/69352
15151 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
15152 (equal_mem_array_ref_p): Constrain size and max size properly.
15153 Compare the reverse flag.
15155 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
15157 * ira.c (ira): Update regstat data if we deleted insns.
15159 2016-01-19 Jakub Jelinek <jakub@redhat.com>
15161 PR rtl-optimization/68955
15162 PR rtl-optimization/64557
15163 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
15164 here. Fix up formatting.
15165 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
15167 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15170 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
15171 assume that the node has body.
15172 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
15175 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15177 * lto-streamer-out.c (lto_output): Do not stream instrumentation
15180 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15182 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
15183 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
15185 2016-01-19 Martin Jambor <mjambor@suse.cz>
15186 Martin Liska <mliska@suse.cz>
15187 Michael Matz <matz@suse.de>
15189 * Makefile.in (OBJS): Add new source files.
15190 (GTFILES): Add hsa.c.
15191 * common.opt (disable_hsa): New variable.
15192 (-Whsa): New warning.
15193 * config.in (ENABLE_HSA): New.
15194 * configure.ac: Treat hsa differently from other accelerators.
15195 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
15196 $enable_offloading.
15197 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
15198 * doc/install.texi (Configuration): Document --with-hsa-runtime,
15199 --with-hsa-runtime-include, --with-hsa-runtime-lib and
15200 --with-hsa-kmt-lib.
15201 * doc/invoke.texi (-Whsa): Document.
15202 (hsa-gen-debug-stores): Likewise.
15203 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
15204 to invoke offload compiler for hsa acclerator.
15205 * opts.c (common_handle_option): Determine whether HSA offloading
15206 should be performed.
15207 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
15208 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
15209 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
15210 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
15211 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
15212 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
15213 GF_OMP_FOR_KIND_GRID_LOOP.
15214 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
15215 (pp_gimple_stmt_1): Likewise.
15216 * gimple-walk.c (walk_gimple_stmt): Likewise.
15217 * gimple.c (gimple_build_omp_grid_body): New function.
15218 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
15219 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
15220 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
15221 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
15222 GF_OMP_TEAMS_GRID_PHONY.
15223 (gimple_statement_omp_single_layout): Updated comments.
15224 (gimple_build_omp_grid_body): New function.
15225 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
15226 (gimple_omp_for_grid_phony): New function.
15227 (gimple_omp_for_set_grid_phony): Likewise.
15228 (gimple_omp_parallel_grid_phony): Likewise.
15229 (gimple_omp_parallel_set_grid_phony): Likewise.
15230 (gimple_omp_teams_grid_phony): Likewise.
15231 (gimple_omp_teams_set_grid_phony): Likewise.
15232 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
15233 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
15234 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
15235 (BUILT_IN_GOMP_TARGET): Updated type.
15236 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
15237 (adjust_for_condition): New function.
15238 (get_omp_for_step_from_incr): Likewise.
15239 (extract_omp_for_data): Moved parts to adjust_for_condition and
15240 get_omp_for_step_from_incr.
15241 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
15242 (fixup_child_record_type): Bail out if receiver_decl is NULL.
15243 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
15244 (scan_omp_parallel): Do not create child functions for phony
15246 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
15247 (scan_omp_1_op): Checking assert we are not remapping to
15248 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
15249 (parallel_needs_hsa_kernel_p): New function.
15250 (expand_parallel_call): Register apprpriate parallel child
15251 functions as HSA kernels.
15252 (grid_launch_attributes_trees): New type.
15253 (grid_attr_trees): New variable.
15254 (grid_create_kernel_launch_attr_types): New function.
15255 (grid_insert_store_range_dim): Likewise.
15256 (grid_get_kernel_launch_attributes): Likewise.
15257 (get_target_argument_identifier_1): Likewise.
15258 (get_target_argument_identifier): Likewise.
15259 (get_target_argument_value): Likewise.
15260 (push_target_argument_according_to_value): Likewise.
15261 (get_target_arguments): Likewise.
15262 (expand_omp_target): Call get_target_arguments instead of looking
15263 up for teams and thread limit.
15264 (grid_expand_omp_for_loop): New function.
15265 (grid_arg_decl_map): New type.
15266 (grid_remap_kernel_arg_accesses): New function.
15267 (grid_expand_target_kernel_body): New function.
15268 (expand_omp): Call it.
15269 (lower_omp_for): Do not emit phony constructs.
15270 (lower_omp_taskreg): Do not emit phony constructs but create for them
15271 a temporary variable receiver_decl.
15272 (lower_omp_taskreg): Do not emit phony constructs.
15273 (lower_omp_teams): Likewise.
15274 (lower_omp_grid_body): New function.
15275 (lower_omp_1): Call it.
15276 (grid_reg_assignment_to_local_var_p): New function.
15277 (grid_seq_only_contains_local_assignments): Likewise.
15278 (grid_find_single_omp_among_assignments_1): Likewise.
15279 (grid_find_single_omp_among_assignments): Likewise.
15280 (grid_find_ungridifiable_statement): Likewise.
15281 (grid_target_follows_gridifiable_pattern): Likewise.
15282 (grid_remap_prebody_decls): Likewise.
15283 (grid_copy_leading_local_assignments): Likewise.
15284 (grid_process_kernel_body_copy): Likewise.
15285 (grid_attempt_target_gridification): Likewise.
15286 (grid_gridify_all_targets_stmt): Likewise.
15287 (grid_gridify_all_targets): Likewise.
15288 (execute_lower_omp): Call grid_gridify_all_targets.
15289 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
15290 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
15291 (tree_omp_clause): Added union field dimension.
15292 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
15293 * tree.c (omp_clause_num_ops): Added number of arguments of
15294 OMP_CLAUSE__GRIDDIM_.
15295 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
15296 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
15297 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
15298 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
15299 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
15300 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
15301 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
15302 * tree-pass.h (make_pass_gen_hsail): Declare.
15303 (make_pass_ipa_hsa): Likewise.
15304 * ipa-hsa.c: New file.
15305 * lto-section-in.c (lto_section_name): Add hsa section name.
15306 * lto-streamer.h (lto_section_type): Add hsa section.
15307 * timevar.def (TV_IPA_HSA): New.
15308 * hsa-brig-format.h: New file.
15309 * hsa-brig.c: New file.
15310 * hsa-dump.c: Likewise.
15311 * hsa-gen.c: Likewise.
15314 * toplev.c (compile_file): Call hsa_output_brig.
15315 * hsa-regalloc.c: New file.
15317 2016-01-18 Jeff Law <law@redhat.com>
15319 PR tree-optimization/69320
15320 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
15321 ranged object, do nothing if the RHS constant is not [0..1].
15322 (optimize_stmt): Comparing a boolean ranged object against a
15323 constant outside [0..1] results in a compile-time constant.
15325 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
15328 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
15330 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15331 (Option Summary): Update to reflect new section and moved options.
15332 (C++ Dialect Options): Move -fstats to new section.
15333 (Debugging Options): Move all dump, statistics, and other GCC
15334 developer options to new section. Rewrite section introduction
15335 and re-order remaining options to put the more basic ones first.
15336 (Optimization Options): Move -fira-verbose and -flto-report* to
15338 (Developer Options): New section incorporating moved options.
15339 * doc/cppopts.texi (-dM): Update cross-reference.
15341 2016-01-18 Richard Henderson <rth@redhat.com>
15344 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
15345 operands to pseudo only if CSE is expected. Split long immediate
15346 operands only after reload, and for the stack pointer.
15347 (*add<GPI>3_pluslong): Remove.
15348 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
15349 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
15350 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
15351 (*add<GPI>3 peepholes): New.
15352 (*add<GPI>3 splitters): New.
15353 * config/aarch64/constraints.md (Upl): New.
15354 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
15356 2016-01-18 Richard Biener <rguenther@suse.de>
15358 PR tree-optimization/69297
15359 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
15361 (vect_bb_vectorization_profitable_p): Clear visited flag again.
15363 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
15365 PR middle-end/68542
15366 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
15367 of mixind vector and scalar types.
15368 (fold_relational_const): Add handling of vector
15369 comparison with boolean result.
15370 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
15371 comparison of vector operands with boolean result for EQ/NE only.
15372 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
15373 (verify_gimple_cond): Likewise.
15374 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
15377 2016-01-18 Joseph Myers <joseph@codesourcery.com>
15379 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
15382 2016-01-18 Richard Biener <rguenther@suse.de>
15384 PR middle-end/69308
15385 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
15387 2016-01-18 Tom de Vries <tom@codesourcery.com>
15389 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
15391 2016-01-18 Tom de Vries <tom@codesourcery.com>
15393 * omp-low.c (set_oacc_fn_attrib): Make extern.
15394 * omp-low.h (set_oacc_fn_attrib): Declare.
15395 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
15396 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
15397 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
15398 Add and handle function parameter oacc_kernels_p.
15399 (find_reduc_addr, get_omp_data_i_param): New function.
15400 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
15401 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
15402 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
15403 Calculate dominance info. Skip loops that are not in a kernels region
15404 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
15405 (pass_parallelize_loops::execute): Call parallelize_loops with
15406 oacc_kernels_p argument.
15407 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
15408 New member function.
15409 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
15410 * passes.def: Add argument to pass_parallelize_loops instantation.
15412 2016-01-18 Tom de Vries <tom@codesourcery.com>
15414 * tree-parloops.c (pass_parallelize_loops::execute): Allow
15415 pass_parallelize_loops to be run outside the loop pipeline.
15417 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15419 * tree-scalar-evolution.c (follow_copies_to_constant): New.
15420 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
15422 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15425 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
15426 using get_ref_base_and_extent.
15427 (equal_mem_array_ref_p): New.
15428 (hashable_expr_equal_p): Add call to previous.
15430 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
15433 * tree-sra.c (disqualified_constants, constant_decl_p): New.
15434 (sra_initialize): Allocate disqualified_constants.
15435 (sra_deinitialize): Free disqualified_constants.
15436 (disqualify_candidate): Update disqualified_constants when appropriate.
15437 (create_access): Scan for constant-pool entries as we go along.
15438 (scalarizable_type_p): Add check against type_contains_placeholder_p.
15439 (maybe_add_sra_candidate): Allow constant-pool entries.
15440 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
15441 (initialize_constant_pool_replacements): New.
15442 (sra_modify_assign): Avoid mangling assignments created by previous,
15443 and don't generate writes into constant pool.
15444 (sra_modify_function_body): Call initialize_constant_pool_replacements.
15446 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
15448 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
15449 andnot instruction.
15450 (scalar_chain::convert_op): Likewise.
15451 * config/i386/i386.md (*andndi3_doubleword): New.
15453 2016-01-18 Richard Biener <rguenther@suse.de>
15455 PR tree-optimization/69170
15456 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
15457 building a vector from scalar results of a pattern stmt.
15459 2016-01-18 Jakub Jelinek <jakub@redhat.com>
15461 * haifa-sched.c (autopref_multipass_init): Work around
15462 -Wmaybe-uninitialized warning.
15464 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
15466 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
15467 against the constant 0.
15469 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15471 PR tree-optimization/68799
15472 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
15473 look up phi candidates in the statement-candidate map.
15474 (phi_add_costs): Likewise.
15475 (record_phi_increments): Likewise.
15476 (phi_incr_cost): Likewise.
15477 (ncd_with_phi): Likewise.
15478 (all_phi_incrs_profitable): Likewise.
15480 2016-01-17 Jakub Jelinek <jakub@redhat.com>
15482 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
15483 -Wmaybe-uninitialized warning.
15485 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
15487 * doc/invoke.texi (Invoking GCC): Add new section to menu.
15488 (Option Summary): Update to reflect new section and moved options.
15489 (C++ Dialect Options): Move -fvtable-verify and related options.
15490 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
15491 and profiling-related options.
15492 (Optimization Options): Move profile generation options and
15493 -fstack-protector and related options.
15494 (Instrumentation Options): New section incorporating moved options.
15495 (Code Generation Options): Move -finstrument-functions and
15496 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
15498 2016-01-16 Tom de Vries <tom@codesourcery.com>
15500 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
15502 2016-01-16 Tom de Vries <tom@codesourcery.com>
15504 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
15506 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
15508 * hash-table.h (hash_table::empty): Turn into an inline wrapper
15509 that checks whether the table is already empty. Rename the
15510 original implementation to...
15511 (hash_table::empty_slot): ...this new private function.
15513 2016-01-15 David Malcolm <dmalcolm@redhat.com>
15515 PR diagnostic/68899
15516 * diagnostic-show-locus.c (layout::print_source_line): Move x
15517 offset of line until after call to
15518 get_line_width_without_trailing_whitespace.
15520 2016-01-15 Jeff Law <law@redhat.com>
15522 PR tree-optimization/69270
15523 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
15524 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
15525 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
15526 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
15527 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15528 ssa_name_has_boolean_range and constant_boolean_node.
15530 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
15532 PR rtl-optimization/69030
15533 * lra-spills.c (remove_pseudos): Check nrefs and make the function
15535 (spill_pseudos): Delete debug insn for dead pseudo.
15536 (lra_spill): Initiate spill_hard_reg and slots memory separately.
15538 2016-01-15 Jiong Wang <jiong.wang@arm.com>
15540 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
15542 (TYPES_UNOPUS): Likewise.
15543 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
15544 builtin type, from UNOP to UNOPUS.
15545 (lbtruncuv4sf): Likewise.
15546 (lbtruncuv2df): Likewise.
15547 (lrounduv2sf): Likewise.
15548 (lrounduv4sf): Likewise.
15549 (lrounduv2df): Likewise.
15550 (lroundusf): Likewise.
15551 (lroundusf): Likewise.
15552 (lceiluv2sf): Likewise.
15553 (lceiluv4sf): Likewise.
15554 (lceiluv2df): Likewise.
15555 (lceilusf): Likewise.
15556 (lceiludf): Likewise.
15557 (lflooruv2sf): Likewise.
15558 (lflooruv4sf): Likewise.
15559 (lflooruv2df): Likewise.
15560 (lfloorusf): Likewise.
15561 (lfloorudf): Likewise.
15562 (lfrintnuv2sf): Likewise.
15563 (lfrintnuv4sf): Likewise.
15564 (lfrintnuv2df): Likewise.
15565 (lfrintnusf): Likewise.
15566 (lfrintnudf): Likewise.
15567 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
15569 (vcvtq_u32_f32): Likewise.
15570 (vcvtq_u64_f64): Likewise.
15571 (vcvta_u32_f32): Likewise.
15572 (vcvtaq_u32_f32): Likewise.
15573 (vcvtaq_u64_f64): Likewise.
15574 (vcvtm_u32_f32): Likewise.
15575 (vcvtmq_u32_f32): Likewise.
15576 (vcvtmq_u64_f64): Likewise.
15577 (vcvtn_u32_f32): Likwise.
15578 (vcvtnq_u32_f32): Likewise.
15579 (vcvtnq_u64_f64): Likewise.
15580 (vcvtp_u32_f32): Likewise.
15581 (vcvtpq_u32_f32): Likewise.
15582 (vcvtpq_u64_f64): Likewise.
15583 (vcvtmd_u64_f64): Likewise.
15584 (vcvtms_u32_f32): Likewise.
15585 (vcvtad_u64_f64): Likewise.
15586 (vcvtas_u32_f32): Likewise.
15587 (vcvtnd_u64_f64): Likewise.
15588 (vcvtns_u32_f32): Likewise.
15589 (vcvtpd_u64_f64): Likewise.
15590 (vcvtps_u32_f32): Likewise.
15592 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15594 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
15595 CSEL of zero_extended registers.
15597 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15599 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
15600 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
15602 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15604 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
15605 false when argument string is not found in the attributes table
15608 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
15611 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
15612 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
15613 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
15614 precision estimate.
15616 2016-01-15 Richard Biener <rguenther@suse.de>
15618 PR tree-optimization/66856
15619 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
15620 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
15621 (vect_create_new_slp_node): Increment stmt reference count.
15622 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
15623 an SLP tree before swapping operands.
15624 (vect_build_slp_tree): Likewise.
15625 (destroy_bb_vec_info): Free stmt info after SLP instances.
15626 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
15627 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
15628 (STMT_VINFO_NUM_SLP_USES): New macro.
15630 2016-01-15 Richard Biener <rguenther@suse.de>
15633 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
15634 (add_linkage_name): ... here.
15635 (gen_typedef_die): Use add_linkage_name_raw instead of
15636 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
15639 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
15641 * gimplify.c (oacc_default_clause): Decode reference and pointer
15642 types for both kernels and parallel regions.
15644 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
15646 PR middle-end/69246
15647 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
15649 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15651 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
15652 (convert_scalars_to_vector): Likewise.
15654 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
15656 * doc/extend.texi (Type Traits): Fix grammar.
15658 2016-01-15 Martin Jambor <mjambor@suse.cz>
15660 * tree-inline.c (remap_decl): Use existing dclarations if
15661 remapping a type and prevent_decl_creation_for_types.
15662 (replace_locals_stmt): Do an initial remapping of non-VLA typed
15663 decls first. Do real remapping with
15664 prevent_decl_creation_for_types set.
15665 * tree-inline.h (copy_body_data): New field
15666 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
15669 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15671 * config/s390/s390.opt (mmvcle): More verbose help text.
15673 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
15675 * config/s390/s390.opt: Add period to -mzvector option text.
15677 2016-01-15 Richard Biener <rguenther@suse.de>
15679 PR tree-optimization/68961
15680 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
15681 of invariants in stores again.
15683 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
15685 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
15687 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
15689 * config/i386/i386.c (ix86_expand_branch): Don't split
15690 DI mode xor instruction to SI mode.
15692 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15695 * ipa-icf.c (sem_function::merge): Virtual functions may become
15696 reachable even if they address is not taken and there are no
15699 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
15701 * lto-streamer-out.c (subtract_estimated_size): New function.
15702 (get_symbol_initial_value): Use it.
15704 2016-01-15 Christian Bruel <christian.bruel@st.com>
15707 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
15708 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
15709 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
15710 use add_builtin_function_ext_scope instead of add_builtin_function.
15711 (neon_set_p, neon_crypto_set_p): Remove.
15712 (arm_init_builtins): Always call arm_init_neon_builtins and
15713 arm_init_crypto_builtins.
15714 (arm_expand_builtin): Check that builtins are allowed for the arch.
15715 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
15716 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
15717 arm_init_neon_builtins call.
15719 2016-01-15 Richard Biener <rguenther@suse.de>
15721 PR tree-optimization/69117
15722 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
15723 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
15724 of the leader conservatively.
15725 (free_scc_vn): Restore original SSA name infos.
15727 2016-01-14 Jeff Law <law@redhat.com>
15729 PR tree-optimization/69270
15730 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
15731 single bit of precision, verify it's also unsigned.
15732 (record_edge_info): Use constant_boolean_node rather than fold_convert
15733 to convert boolean_true/boolean_false to the right type.
15735 2016-01-14 Richard Henderson <rth@redhat.com>
15738 * loop-doloop.c (record_reg_sets): New.
15739 (doloop_optimize): Reject the transform if the sequence
15740 clobbers registers live at the end of the loop block.
15741 (doloop_optimize_loops): Enable df_live if needed.
15743 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
15745 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
15746 * config/rs6000/rs6000.c: Likewise.
15747 * config/rs6000/rs6000.h: Likewise.
15748 * config/rs6000/rs6000.md: Likewise.
15749 * doc/extend.texi: Likewsie.
15751 2016-01-14 Jeff Law <law@redhat.com>
15753 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
15756 2016-01-14 Richard Henderson <rth@redhat.com>
15760 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
15761 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
15762 instead of builtin_decl_declared_p to test for declaration.
15764 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
15766 * doc/loop.texi (Loop Analysis and Representation): Document
15767 loop_depth function.
15769 2016-01-14 Tom de Vries <tom@codesourcery.com>
15771 PR tree-optimization/68773
15772 * omp-low.c (expand_omp_target): Don't set force_output.
15773 * varpool.c (varpool_node::get_create): Same.
15774 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
15775 offload_funcs with force_output.
15777 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15780 * lra-eliminations.c (move_plus_up): Don't change anything if either
15781 the outer or inner subreg mode is not MODE_INT.
15782 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
15783 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
15785 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15787 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
15788 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
15789 reduc_uplus_@var{m}): Remove.
15790 * expr.c (expand_expr_real_2): Remove expansion path for
15791 reduc_[us](min|max|plus) optabs.
15792 * optabs-tree.c (scalar_reduc_to_vector): Remove.
15793 * optabs-tree.h (scalar_reduc_to_vector): Remove.
15794 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
15795 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
15796 * tree-vect-loop.c (vectorizable_reduction): Remove test for
15797 reduc_[us](min|max|plus) optabs.
15799 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
15801 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
15802 (reduc_plus_scal_v2sf): New.
15803 (reduc_smax_v2sf): Rename to...
15804 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
15805 (reduc_smin_v2sf): Rename to...
15806 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
15808 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
15810 * alias.c (compare_base_symbol_refs): New function.
15811 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
15814 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15816 PR middle-end/68146
15817 PR tree-optimization/69155
15818 * tree-complex.c: Include cfganal.h.
15819 (phis_to_revisit): New variable.
15820 (extract_component): Add phiarg_p argument. Assert that returned
15821 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
15822 (update_phi_components): Partly rewrite to use loop over real/imag
15823 components instead of code duplication. If extract_component returns
15824 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
15825 create_tmp_reg into the PHI node instead, and mention the phi triplet
15826 in phis_to_revisit.
15827 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
15828 in phis_to_revisit at the end.
15830 2016-01-14 Richard Biener <rguenther@suse.de>
15832 PR tree-optimization/68060
15833 * tree-vect-loop.c (vect_is_simple_reduction): Check the
15834 outer loop reduction is only used in the inner loop before
15835 detecting a double reduction.
15837 2016-01-14 Jakub Jelinek <jakub@redhat.com>
15840 * combine.c (expand_field_assignment): Punt if compute_mode is
15841 unsupported scalar mode.
15843 2016-01-14 Richard Biener <rguenther@suse.de>
15845 PR tree-optimization/66856
15846 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
15847 SLP node only if it built successfully.
15848 (vect_analyze_slp_instance): Adjust.
15850 2016-01-14 Jeff Law <law@redhat.com>
15852 PR tree-optimization/69270
15853 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
15854 (record_edge_info): Use it. Convert boolean_{true,false}_node
15855 to the type of op0.
15857 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
15860 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
15861 use block_ultimate_origin
15862 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
15864 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15866 * doc/invoke.texi (Submodel Options): Rename section to
15867 "Machine-Dependent Options" to better reflect its content.
15868 Rewrite introductory text to remove archaic CPU names.
15871 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
15873 * doc/invoke.texi (Code Gen Options): Move section up in file,
15874 before target-specific options. Update menu and option summary
15875 to reflect the new section ordering.
15877 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15879 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
15880 (C++ Dialect Options): Add cross-reference to -std option.
15881 * doc/standards.texi (C++ Language): Document C++14 support.
15883 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15885 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
15886 for pack/unpack functions for __ibm128.
15887 (PACK_IF): Likewise.
15888 (UNPACK_IF): Likewise.
15890 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
15891 support for __ibm128 pack/unpack functions.
15892 (rs6000_invalid_builtin): Likewise.
15893 (rs6000_init_builtins): Likewise.
15894 (rs6000_opt_masks): Likewise.
15896 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
15897 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
15899 (RS6000_BTM_COMMON): Likewise.
15901 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
15902 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
15903 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
15904 128-bit floating point. Add support for the double values to be
15905 in Altivec registers for TF/IF packing and unpacking, but restrict
15906 TD packing sub-fields to be FPR registers. Don't allow overlapped
15907 register support for packing. Allow pack inputs to be memory
15908 locations. Don't build generator functions for unpack<mode>_dm
15909 and unpack<mode>_nodm.
15910 (unpack<mode>_dm): Likewise.
15911 (unpack<mode>_nodm): Likewise.
15912 (pack<mode>): Likewise.
15914 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
15915 built-in functions to pack/unpack explicit __ibm128 values.
15916 (__builtin_unpack_ibm128): Likewise.
15918 * doc/extend.texi (PowerPC Built-in Functions): Document
15919 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
15921 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
15924 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
15925 Add new arg loc and pass it down as context.
15926 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
15927 to the location to use for the warning.
15928 (check_function_arguments): New arg loc. All callers changed. Pass
15929 it to check_function_nonnull.
15930 * c-common.h (check_function_arguments): Adjust declaration.
15932 2016-01-13 Jakub Jelinek <jakub@redhat.com>
15934 PR tree-optimization/69156
15935 * gimple.c (validate_type): Removed.
15936 (gimple_builtin_call_types_compatible_p): Use
15937 useless_type_conversion_p instead of validate_type.
15938 * value-prof.c (gimple_stringop_fixed_value): Fold
15939 icall_size to correct type.
15941 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
15943 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
15946 2016-01-13 Richard Henderson <rth@redhat.com>
15949 * target.def (builtin_tm_load, builtin_tm_store): Remove.
15950 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
15951 (ix86_builtin_tm_store): Remove.
15952 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15953 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15954 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
15955 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
15956 * doc/tm.texi: Rebuild.
15958 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
15959 (BUILT_IN_TM_MEMCPY_RTWN): New.
15960 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
15961 fallback from vector to integer helpers.
15962 (build_tm_load): Handle vector types directly, instead of
15964 (build_tm_store): Likewise.
15965 (expand_assign_tm): Prepare for register types not handled by
15966 the above. Copy them to memory and use memcpy.
15967 * tree.c (tm_define_builtin): New.
15968 (find_tm_vector_type): New.
15969 (build_tm_vector_builtins): New.
15970 (build_common_builtin_nodes): Call it.
15972 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
15974 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
15975 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
15977 2016-01-13 Tom de Vries <tom@codesourcery.com>
15979 PR tree-optimization/69169
15980 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
15981 handled_struct_type param.
15982 (create_variable_info_for, intra_create_variable_infos): Call
15983 create_variable_info_for_1 with extra arg.
15985 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
15987 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
15988 and "armv8.1-a+crc" entries.
15990 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
15993 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
15994 Change first operand predicate from register_or_constm1_operand
15995 to register_operand.
15996 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
15997 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
15998 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
15999 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
16000 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
16001 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
16002 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
16003 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
16004 comparison with constm1_rtx from vec_prefetch_gen part.
16006 2016-01-13 Richard Biener <rguenther@suse.de>
16008 PR tree-optimization/69013
16009 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
16010 Exchange assert for a test.
16012 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16015 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
16017 2016-01-13 Richard Biener <rguenther@suse.de>
16019 PR tree-optimization/69242
16020 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
16021 assert with a check.
16023 2016-01-13 Richard Biener <rguenther@suse.de>
16025 PR tree-optimization/69186
16026 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16027 Properly guard vect_update_misalignment_for_peel call.
16029 2016-01-12 Jeff Law <law@redhat.com>
16031 PR tree-optimization/pr67755
16032 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
16033 "need_profile_correction".
16034 (thread_block_1): Initialize new field to false by default. If we
16035 have multiple thread paths through a common joiner to different
16036 final targets, then set new field to true.
16037 (compute_path_counts): Only do count adjustment when it's really
16040 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16042 * doc/invoke.texi (Spec Files): Move section down in file, past
16043 all command-line option descriptions.
16045 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16047 PR middle-end/54809
16048 * doc/gty.texi: Remove documentation of mark_hook.
16049 * gengtype.c (struct write_types_data): Remove code to support
16050 mark_hook attribute.
16051 (walk_type): Likewise.
16052 (write_func_for_structure): Likewise.
16054 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16056 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
16057 Directory Options, and -specs= to Overall Options.
16058 (Overall Options): Adjust similarly. Reorder to group related
16059 options together. Make -specs= cross-reference the spec file details.
16060 (Directory Options): Adjust similarly.
16062 2016-01-12 Jeff Law <law@redhat.com>
16064 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
16066 2016-01-12 Olivier Hainque <hainque@adacore.com>
16068 * gcc.c (spec_undefvar_allowed): New global.
16069 (process_command): Set to true when running for --version or --help,
16071 (getenv_spec_function): When the variable is not defined, use the
16072 variable name as the variable value if we're allowed not to issue
16075 2016-01-12 Bin Cheng <bin.cheng@arm.com>
16077 PR tree-optimization/68911
16078 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
16079 information computed for expression "init + nit * step".
16081 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
16083 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
16084 about name of GCC executable. Remove deleted node from menu.
16085 (Directory Options) <-B>: Remove cross-reference to deleted node.
16086 (Target Options): Delete section.
16088 2016-01-12 Christian Bruel <christian.bruel@st.com>
16091 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
16092 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
16094 2016-01-12 Jakub Jelinek <jakub@redhat.com>
16097 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
16098 aligned_mem is properly set for AVX512-VL floating point masked
16102 * ifcvt.c (cond_exec_process_if_block): When removing the last
16103 insn from then_bb, remove also any possible barriers that follow it.
16105 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
16109 * config/i386/iamcu.h (SIZE_TYPE): New macro.
16110 (PTRDIFF_TYPE): Likewise.
16111 (WCHAR_TYPE): Likewise.
16112 (WCHAR_TYPE_SIZE): Likewise.
16113 (STDINT_LONG32): Likewise.
16115 2016-01-12 Richard Biener <rguenther@suse.de>
16117 PR tree-optimization/69053
16118 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
16119 convert initial value for cond reductions.
16121 2016-01-12 Richard Biener <rguenther@suse.de>
16123 PR tree-optimization/69007
16124 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
16125 widen_sum after dot_prod and sad.
16127 2016-01-12 Richard Biener <rguenther@suse.de>
16129 PR tree-optimization/69168
16130 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
16131 pattern stmt SLP type.
16132 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
16133 end up unused so cope with that case.
16135 2016-01-12 Richard Biener <rguenther@suse.de>
16137 PR tree-optimization/69157
16138 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
16139 stmts def type only during analyze phase.
16140 (vectorizable_call): Likewise.
16141 (vectorizable_simd_clone_call): Likewise.
16142 (vectorizable_conversion): Likewise.
16143 (vectorizable_assignment): Likewise.
16144 (vectorizable_shift): Likewise.
16145 (vectorizable_operation): Likewise.
16146 (vectorizable_store): Likewise.
16147 (vectorizable_load): Likewise.
16149 2016-01-12 Richard Biener <rguenther@suse.de>
16151 PR tree-optimization/69174
16152 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
16154 (vectorizable_load): Properly compute the number of loads needed
16155 for permuted strided SLP loads and do not spuriously assign
16156 to SLP_TREE_VEC_STMTS.
16158 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
16160 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
16161 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
16162 (MD_EXEC_PREFIX): Remove.
16163 (MD_STARTFILE_PREFIX) Removee.
16164 (FILE_NAME_ABSOLUTE_P): Remove.
16165 (CPP_SPEC): Do not read macros from sys/version.h.
16166 (LINK_COMMAND_SPEC): Remove.
16167 (LOCAL_INCLUDE_DIR): Remove.
16168 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
16169 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
16170 (POST_LINK_SPEC): Define to invoke stubify after linker
16171 (LIBSTDCXX): Remove define
16172 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
16173 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
16174 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
16175 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
16176 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
16177 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
16178 (i386_djgpp_asm_named_section): Add propotype of new procedure
16180 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
16181 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
16182 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
16183 in config/i386/djgpp.h).
16184 (STANDARD_STARTFILE_PREFIX_2): Define identical to
16185 STANDARD_STARTFILE_PREFIX_1.
16186 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
16187 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
16188 installation errors.
16189 (MAX_OFILE_ALIGNMENT): Define to 128.
16190 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
16192 * config/i386/djgpp.c: New file. Add implementation of
16193 i386_djgpp_asm_named_section.
16195 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
16197 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
16198 Add rule for building djgpp.o.
16200 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16202 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
16203 (rtx_is_swappable_p): Reductions are swappable.
16204 (insn_is_swappable_p): V2DF reductions are swappable.
16206 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
16208 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
16209 reloads for other unsupported memory operands.
16211 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
16212 Jim Wilson <jim.wilson@linaro.org>
16215 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
16216 copy_to_mode_reg instead of force_reg.
16218 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16221 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
16222 TARGET_80387 is true.
16224 2016-01-11 Jakub Jelinek <jakub@redhat.com>
16227 * lra-eliminations.c (move_plus_up): Only move plus up
16228 if subreg of the constant can be simplified into constant
16229 and use the simplified subreg of the constant instead of
16230 the original constant.
16232 * fold-const.c (fold_convertible_p): Don't return true
16233 for conversion of VECTOR_TYPE to same sized integral type.
16234 (fold_convert_loc): Fix up formatting. Fold conversion of
16235 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
16236 instead of NOP_EXPR.
16238 PR tree-optimization/69214
16239 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
16240 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
16243 PR tree-optimization/69207
16244 * tree-vect-slp.c (vect_get_constant_vectors): For
16245 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
16246 fold_convertible_p to vector_type's element type, and always
16247 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
16249 2016-01-11 Richard Biener <rguenther@suse.de>
16251 PR tree-optimization/69173
16252 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
16253 fixup the cycle if all stmts are in a pattern.
16255 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
16257 PR middle-end/68999
16258 * alias.c (base_alias_check): Move check for addresses with
16259 alignment ANDs before the call for compare_base_decls.
16260 (memrefs_conflict_p): Return -1 for different decls
16261 that went through alignment adjustments.
16263 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16265 PR rtl-optimization/68796
16266 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
16267 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
16268 and QImode comparisons against zero with CC_NZmode.
16269 * config/aarch64/iterators.md (short_mask): New mode_attr.
16271 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
16273 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
16274 (<avx512>_store<mode>_mask): Likewise.
16276 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
16277 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16279 PR rtl-optimization/68841
16280 * ifcvt.c (struct noce_if_info): Add orig_x field.
16281 (bbs_ok_for_cmove_arith): Add to_rename parameter.
16282 Don't record conflicts on to_rename if it's present.
16283 Allow memory destinations in sets.
16284 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
16285 blocks, passing orig_x to the checks.
16286 (noce_process_if_block): Set if_info->orig_x appropriately.
16288 2016-01-11 Tom de Vries <tom@codesourcery.com>
16290 PR tree-optimization/69069
16291 * tree-parloops.c (create_parallel_loop): Add missing phi args.
16293 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
16295 PR rtl-optimization/68920
16296 * config/i386/i386.c (ix86_option_override_internal): Restrict number
16297 of conditional moves for RTL if-conversion to 1 for
16298 TARGET_ONE_IF_CONV_INSN.
16299 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
16300 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
16301 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
16302 parameter to restirct number of conditional moves for
16304 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
16305 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
16308 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
16311 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
16312 onepart vars. Fix typo in comment. Fix reversed condition in
16314 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
16317 * var-tracking.c (dump_onepart_variable_differences): New.
16318 (dataflow_set_different): If a detailed dump is requested,
16319 delay early returns and dump differences between onepart
16320 variables present before and after, and added variables.
16322 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
16325 * expr.c (expand_expr_real_1): For boolean vector constants
16326 with a scalar mode use const_scalar_mask_from_tree.
16327 (const_scalar_mask_from_tree): New.
16328 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
16329 assigned to a mask type to handle constants.
16331 2016-01-11 Martin Jambor <mjambor@suse.cz>
16334 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
16335 useless parameters if we cannot change function signature.
16337 2016-01-11 Martin Jambor <mjambor@suse.cz>
16340 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
16343 2016-01-11 Tom de Vries <tom@codesourcery.com>
16345 PR tree-optimization/69109
16346 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
16349 2016-01-11 Tom de Vries <tom@codesourcery.com>
16351 PR tree-optimization/69108
16352 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
16353 res is not used in a phi.
16355 2016-01-11 Yury Gribov <y.gribov@samsung.com>
16358 * common.opt (frandom-seed): Fix parameter name.
16359 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
16361 2016-01-11 Tom de Vries <tom@codesourcery.com>
16363 PR tree-optimization/69058
16364 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
16367 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
16369 * config/arc/arc.opt (mdiv-rem): Add period to the end.
16370 (mcode-density): Likewise.
16372 2016-01-10 Tom de Vries <tom@codesourcery.com>
16374 PR tree-optimization/69062
16375 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
16376 (parallelize_loops): Don't paralelize loop that has phi with address
16379 2016-01-10 Tom de Vries <tom@codesourcery.com>
16381 PR tree-optimization/69039
16382 * tree-parloops.c (try_create_reduction_list): Only allow single exit
16385 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
16387 PR middle-end/68743
16388 * match.pd: Require target has function_c99_misc before doing
16389 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
16391 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
16393 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
16395 * configure: Regenerate.
16397 2016-01-09 Jakub Jelinek <jakub@redhat.com>
16399 PR middle-end/50865
16400 PR tree-optimization/69097
16401 * fold-const.h (expr_not_equal_to): New prototype.
16402 * fold-const.c: Include stringpool.h and tree-ssanames.h.
16403 (expr_not_equal_to): New function.
16404 * match.pd (X % -Y is the same as X % Y): Don't optimize
16405 unless X is known not to be equal to minimum or Y is known
16406 not to be equal to -1.
16407 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
16408 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
16409 (simplify_stmt_using_ranges): Adjust caller.
16410 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
16411 substitute_and_fold.
16413 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
16415 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
16418 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16420 PR tree-optimization/69167
16421 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
16422 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
16424 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
16426 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16427 Richard Biener <rguenther@suse.de>
16429 PR tree-optimization/68707
16430 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
16431 instances that can be handled via vect_load_lanes.
16433 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
16435 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
16436 if we can't determine address equivalence.
16437 * alias.c (compare_base_decl): Update for changed return value of
16438 symtab_node::equal_address_to.
16440 2016-01-08 Jason Merrill <jason@redhat.com>
16444 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
16445 * expr.c (store_field): Not here.
16446 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
16447 call with TREE_ADDRESSABLE type.
16448 * tree-cfg.c (verify_gimple_call): Adjust.
16450 2016-01-08 Olivier Hainque <hainque@adacore.com>
16452 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
16455 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
16457 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
16458 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
16459 (reduc_smin_v2sf): Rename to...
16460 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
16461 (reduc_splus_v2sf): Rename to...
16462 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
16464 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16466 PR tree-optimization/69162
16467 * gimplify.c (gimplify_va_arg_expr): Encode original type of
16468 valist argument in another argument.
16469 (gimplify_modify_expr): Adjust for the above change. Cleanup.
16470 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
16471 to determine the va_list type, build a MEM_REF instead of
16472 build_fold_indirect_ref.
16474 PR tree-optimization/69172
16475 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
16478 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
16480 PR tree-optimization/67781
16481 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
16482 and cmpnop in two steps: first the ones not accessed in original
16483 gimple expression in a endian independent way and then the ones not
16484 accessed in the final result in an endian-specific way.
16486 2016-01-08 Jakub Jelinek <jakub@redhat.com>
16488 PR tree-optimization/69083
16489 * tree-vect-slp.c (vect_get_constant_vectors): For
16490 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
16491 element type. If op is fold_convertible_p to vector_type's element
16492 type, use NOP_EXPR instead of VCE.
16494 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
16496 PR rtl-optimization/67778
16497 PR rtl-optimization/68634
16498 PR rtl-optimization/68909
16499 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
16500 block from the stack until done with it. Remove a superfluous
16501 bitmap set. Remove a superfluous bitmap test.
16503 2016-01-07 Martin Sebor <msebor@redhat.com>
16506 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
16507 constraint on the type of arguments.
16509 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
16511 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
16512 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
16513 unaligned_access on the gcc_options set.
16514 * config/arm/arm.c (arm_option_override_internal): Use
16515 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
16517 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16520 * config/i386/i386.c (ix86_frame_pointer_required): Enable
16521 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
16523 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
16526 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16529 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16530 depending on frame_pointer_needed before remaining integer and SSE
16531 registers are saved.
16533 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
16536 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
16538 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
16541 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
16542 Use the "xBm" constraint.
16543 (float<sseintvecmodelower><mode>2<mask_name><round_name):
16545 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
16546 (sse_cvtsi2ssq<round_name>): Likewise.
16547 (sse_cvtss2si<round_name>): Likewise.
16548 (sse_cvtss2siq<round_name>): Likewise.
16549 (sse2_cvtsi2sdq<round_name>): Likewise.
16550 (sse2_cvtsd2si<round_name>): Likewise.
16551 (sse2_cvtsd2siq<round_name>): Likewise.
16552 * config/i386/subst.md (round_nimm_scalar_predicate): New
16555 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
16557 PR middle-end/67639
16558 * varasm.c (make_decl_rtl): Mark invalid register vars as
16561 PR rtl-optimization/66206
16562 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
16563 All callers changed.
16565 2016-01-07 Jakub Jelinek <jakub@redhat.com>
16567 PR tree-optimization/69141
16568 * tree-ssa-pre.c: Include langhooks.h.
16569 (eliminate_dom_walker::before_dom_children): Use
16570 lang_hooks.decl_printable_name instead of
16571 cgraph_node::get ()->name ().
16573 PR middle-end/68960
16574 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
16575 it and DECL_ALIGN too.
16577 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
16579 * config/mips/mips-ftypes.def: Sort to lexicographical order.
16581 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
16585 depending on frame_pointer_needed before remaining integer and SSE
16586 registers are saved.
16588 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16590 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
16591 mode iterator with VSX_M2.
16592 (*p9_vecstore_<mode>): Likewise.
16593 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
16594 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
16595 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
16596 (define_split for VSX_LE128 stores): Likewise.
16597 (define_peephole2 for TImode LE swaps): Likewise.
16598 (define_split for VSX_LE128 post-reload stores): Likewise.
16600 2016-01-06 Marek Polacek <polacek@redhat.com>
16603 * convert.c (convert_to_integer_1): Adjust call to
16604 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
16605 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
16606 EXPR instead of ARG.
16607 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
16609 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16612 * doc/extend.texi (RL78 Variable Attributes): New section.
16614 2016-01-05 Marek Polacek <polacek@redhat.com>
16617 * builtins.c (get_memmodel): Use expansion point location rather than
16618 the input location. Call warning_at rather than warning.
16619 (expand_builtin_atomic_compare_exchange): Likewise.
16620 (expand_builtin_atomic_load): Likewise.
16621 (expand_builtin_atomic_store): Likewise.
16622 (expand_builtin_atomic_clear): Likewise.
16624 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16627 * config/i386/i386.c (ix86_expand_vector_logical_operator):
16628 Replace nonimmediate_operand with vector_operand.
16629 * config/i386/predicates.md (vector_operand): New predicate.
16630 (general_vector_operand): Replace nonimmediate_operand with
16632 * config/i386/sse.md: Replace nonimmediate_operand with
16633 vector_operand and m constraint with Bm constraint on SSE
16634 patterns with 16-byte memory operand.
16635 * config/i386/subst.md (round_nimm_predicate): Replace
16636 nonimmediate_operand with vector_operand.
16637 (round_saeonly_nimm_predicate): Likewise.
16638 (round_saeonly_nimm_scalar_predicate): New.
16640 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
16643 * config/i386/constraints.md (Bm): New constraint.
16644 * config/i386/predicates.md (vector_memory_operand): New
16646 * config/i386/sse.md: Replace xm with xBm in plusminus and
16647 any_logic patterns.
16649 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16652 * doc/extend.texi (V850 Function Attributes): New section.
16653 (V850 Variable Attributes): New section.
16655 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
16658 * doc/extend.texi (MicroBlaze Function Attributes): Document
16659 interrupt_handler and fast_interrupt attributes.
16661 2016-01-05 Sergei Trofimovich <siarheit@google.com>
16664 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
16665 for local symbolic operands.
16666 * config/ia64/predicates.md (local_symbolic_operand64): New
16669 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16671 PR rtl-optimization/68651
16672 * combine.c (combine_simplify_rtx): Canonicalize x + x into
16675 2016-01-05 Nathan Sidwell <nathan@acm.org>
16677 * alias.c (compare_base_decls): Use symtab_node::get.
16679 2016-01-05 Nick Clifton <nickc@redhat.com>
16682 * ira-costs.c (copy_cost): Initialise the t_icode field of the
16683 secondary_reload_info structure.
16686 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
16687 decls if weak support is available.
16689 2016-01-04 Martin Sebor <msebor@redhat.com>
16691 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
16693 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
16695 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
16696 OPTION_MASK_P9_DFORM.
16698 * config/rs6000/constraints.md (wo constraint): New constraint for
16701 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
16703 (rs6000_init_hard_regno_mode_ok): Likewise.
16705 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
16708 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
16709 expanders not to have constraints. Add support for ISA 3.0 xxperm
16710 instruction. Add support for fusing xxlor with xxperm.
16711 (altivec_vperm_<mode>_internal): Likewise.
16712 (altivec_vperm_v8hiv16qi): Likewise.
16713 (altivec_vperm_<mode>v16q): Likewise.
16714 (altivec_vperm_<mode>_uns): Likewise.
16715 (vperm_v8hiv4si): Likewise.
16716 (vperm_v16qiv8hi): Likewise.
16718 * doc/md.texi (RS/6000 constraints): Document wo constraint.
16720 2016-01-04 Jakub Jelinek <jakub@redhat.com>
16722 Update copyright years.
16724 * gcc.c (process_command): Update copyright notice dates.
16725 * gcov-dump.c (print_version): Ditto.
16726 * gcov.c (print_version): Ditto.
16727 * gcov-tool.c (print_version): Ditto.
16728 * gengtype.c (create_file): Ditto.
16729 * doc/cpp.texi: Bump @copying's copyright year.
16730 * doc/cppinternals.texi: Ditto.
16731 * doc/gcc.texi: Ditto.
16732 * doc/gccint.texi: Ditto.
16733 * doc/gcov.texi: Ditto.
16734 * doc/install.texi: Ditto.
16735 * doc/invoke.texi: Ditto.
16737 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16739 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
16740 modes larger than TImode as TImode if NEON is not enabled.
16742 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16745 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
16746 mode for %f0-%f31 only if TARGET_FPU.
16748 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
16751 * config/sparc/sparc.c (scan_record_type): Take into account subfields
16752 to compute the PACKED_P predicate.
16753 (function_arg_record_value): Minor tweaks.
16755 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16757 * doc/install.texi (--with-multilib-list): Describe the meaning of the
16758 option for arm*-*-* targets.
16760 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
16762 * doc/extend.texi (Common Function Attributes): Move docs for
16763 MSP430-specific attributes to....
16764 (MSP430 Function Attributes): ...here. Delete the redundant
16765 entries and copy-edit the remaining text.
16766 (MSP430 Variable Attributes): Use uniform format for index
16767 entries and add a cross-reference to the corresponding function
16770 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
16772 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
16774 (x86 Options): Likewise.
16776 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16780 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
16781 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
16782 to corresponding attribute.
16784 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
16786 * doc/extend.texi (Common Function Attributes) <noplt>: Move
16787 to correct alphabetization of table. Copy-edit and correct
16789 <stack_protect>: Likewise.
16790 <target_clones>: Likewise.
16792 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
16793 Correct punctuation.
16794 (Code Gen Options) <-fno-plt>: Copy-edit.
16796 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
16799 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
16800 SI values. Explicitly convert SI to DI and vice-versa.
16802 2016-01-01 Jakub Jelinek <jakub@redhat.com>
16804 PR tree-optimization/69070
16805 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
16806 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
16809 * ubsan.c (ubsan_instrument_float_cast): Call
16810 initialize_sanitizer_builtins.
16813 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
16815 Copyright (C) 2016 Free Software Foundation, Inc.
16817 Copying and distribution of this file, with or without modification,
16818 are permitted in any medium without royalty provided the copyright
16819 notice and this notice are preserved.