1 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4 * config/aarch64/aarch64.md
5 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7 (<optab>qihi2_aarch64): Likewise, and split into two.
8 (extendqihi2_aarch64): New.
9 (zero_extendqihi2_aarch64): New.
10 * config/aarch64/iterators.md (ldrxt): Remove.
11 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
14 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
18 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
20 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
21 (aarch64_push_reg): New function to push 1 or 2 registers.
22 (aarch64_pop_reg): New function to pop 1 or 2 registers.
23 (aarch64_expand_prologue): Use aarch64_push_regs.
24 (aarch64_expand_epilogue): Use aarch64_pop_regs.
26 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
28 PR tree-optimization/71734
29 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
30 attribute instead of REF_LOOP and use it.
31 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
32 set it for Loops having non-zero safelen attribute.
33 (ref_indep_loop_p): Pass zero as initial value for safelen.
35 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
39 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
40 call using chkp_gimple_call_builtin_p.
41 (chkp_copy_bounds_for_assign): Likewise.
43 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
45 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
46 * config/arm/arm-protos.h (struct tune_params): Likewise.
47 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
48 (cortex_a9_sched_adjust_cost): Likewise.
49 (fa726te_sched_adjust_cost): Likewise.
50 (arm_adjust_cost): Likewise.
51 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
52 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
53 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
54 * config/i386/i386.c (ix86_adjust_cost): Likewise.
55 * config/ia64/ia64.c: Likewise.
56 * config/m68k/m68k.c: Likewise.
57 * config/mep/mep.c (mep_adjust_cost): Likewise.
58 * config/microblaze/microblaze.c (microblaze_adjust_cost):
60 * config/mips/mips.c (mips_adjust_cost): Likewise.
61 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
63 * config/pa/pa.c (pa_adjust_cost): Likewise.
64 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
65 (rs6000_debug_adjust_cost): Likewise.
66 * config/sh/sh.c (sh_adjust_cost): Likewise.
67 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
68 (hypersparc_adjust_cost): Likewise.
69 (sparc_adjust_cost): Likewise.
70 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
71 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
72 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
74 * config/visium/visium.c (visium_adjust_cost): Likewise.
75 * doc/tm.texi: Regenerate.
76 * haifa-sched.c (dep_cost_1): Adjust.
77 * target.def: Merge adjust_cost and adjust_cost_2.
79 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
81 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
83 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
85 * store-motion.c (struct st_expr): Make pattern_regs a vector.
86 (extract_mentioned_regs): Append to a vector instead of
87 returning a rtx_expr_list.
88 (st_expr_entry): Adjust.
89 (free_st_expr_entry): Likewise.
90 (store_ops_ok): Likewise.
91 (store_killed_in_insn): Likewise.
92 (find_moveable_store): Likewise.
94 2016-07-28 Martin Liska <mliska@suse.cz>
97 * tree-profile.c (tree_profiling): Respect
98 no_profile_instrument_function attribute.
99 * doc/extend.texi: Document no_profile_instrument_function
102 2016-07-28 Martin Liska <mliska@suse.cz>
104 PR rtl-optimization/70944
105 * combine.c (make_compound_operation):
106 Do not allow make_compound_operation for vector mode
108 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
111 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
112 before calling get_ops.
114 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
116 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
117 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
118 (BITS_PER_UNIT_LOG): Remove.
119 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
120 * expr.c (expand_assignment): Likewise.
121 * stor-layout.c (initialize_sizetypes): Likewise.
123 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
125 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
126 signature of rs6000_expand_vector_extract so that the element
127 number is a RTX instead of a constant integer.
128 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
130 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
131 (altivec_expand_vec_ext_builtin): Likewise.
132 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
133 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
136 2016-07-27 David Malcolm <dmalcolm@redhat.com>
138 * input.c (get_pure_location): Move here from tree.c.
139 (make_location): Likewise. Add header comment.
140 (selftest::test_accessing_ordinary_linemaps): Verify
141 pure_location_p, make_location, get_location_from_adhoc_loc and
143 * input.h (get_pure_location): Move declaration here from tree.h.
144 (get_finish): Likewise for inline function.
145 (make_location): Likewise for declaration.
146 * tree.c (get_pure_location): Move to input.c.
147 (make_location): Likewise.
148 * tree.h (get_pure_location): Move declaration to tree.h.
149 (get_finish): Likewise for inline function.
150 (make_location): Likewise for declaration.
152 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
155 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
157 2016-07-27 David Malcolm <dmalcolm@redhat.com>
159 * system.h (STATIC_ASSERT): Use static_assert if building
162 2016-07-27 Richard Biener <rguenther@suse.de>
164 PR tree-optimization/72517
165 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
166 Revert change to not compute read-read dependences.
168 2016-07-27 Richard Biener <rguenther@suse.de>
170 * predict.c (set_even_probabilities): Make nedges unsigned.
172 2016-07-27 Martin Liska <mliska@suse.cz>
174 * predict.c (set_even_probabilities): Handle unlikely edges.
175 (combine_predictions_for_bb): Likewise.
177 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
180 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
181 __float128 support when we don't have hardware support, so that
182 the IEEE built-in functions like isgreater, first call __unordkf3
183 to make sure neither operand is a NaN, and if both operands are
184 ordered, do the normal comparison.
186 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
188 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
190 (extract_code_and_val_from_cond_with_ops): Verify that name is
191 either cond_op0 or cond_op1.
193 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
195 PR tree-optimization/18046
196 * genmodes.c (emit_mode_size_inline): Emit an assert that
197 verifies that mode is a valid array index.
198 (emit_mode_nuinits_inline): Likewise.
199 (emit_mode_inner_inline): Likewise.
200 (emit_mode_unit_size_inline): Likewise.
201 (emit_mode_unit_precision_inline): Likewise.
202 * tree-vrp.c: Include params.h.
203 (find_switch_asserts): Register edge assertions for the default
204 label which correspond to the anti-ranges of each case label.
205 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
206 * doc/invoke.texi: Document it.
208 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
210 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
211 and unnecessary call to gimple_bb.
213 2016-07-26 Richard Biener <rguenther@suse.de>
215 PR rtl-optimization/71984
216 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
219 2016-07-26 Richard Biener <rguenther@suse.de>
222 * expmed.c (extract_bit_field_1): Constrain the vector mode
223 with element size matching the extraction mode size when
224 choosing a better vector mode to do the extraction from.
226 2016-07-26 Richard Biener <rguenther@suse.de>
227 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
230 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
233 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
235 * tree-ssa-structalias.c (struct scc_info): Change types of
236 members to auto_sbitmap and auto_vec.
237 (scc_info::scc_info): New constructor.
238 (scc_info::~scc_info): New destructor.
239 (init_scc_info): Remove.
240 (free_scc_info): Remove.
241 (find_indirect_cycles): Adjust.
242 (perform_var_substitution): Likewise.
243 (free_var_substitution_info): Likewise.
245 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
247 * tree-outof-ssa.c (struct elim_graph): Change type of members
248 to auto_vec and auto_sbitmap.
249 (elim_graph::elim_graph): New constructor.
250 (delete_elim_graph): Remove.
251 (expand_phi_nodes): Adjust.
253 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
255 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
256 (new_elim_graph): Adjust.
257 (clear_elim_graph): Likewise.
258 (delete_elim_graph): Likewise.
259 (elim_graph_size): Likewise.
260 (elim_graph_add_node): Likewise.
261 (elim_graph_add_edge): Likewise.
262 (elim_graph_remove_succ_edge): Likewise.
263 (eliminate_name): Likewise.
264 (eliminate_build): Likewise.
265 (elim_forward): Likewise.
266 (elim_unvisited_predecessor): Likewise.
267 (elim_backward): Likewise.
268 (elim_create): Likewise.
269 (eliminate_phi): Likewise.
270 (expand_phi_nodes): Likewise.
272 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
274 * bt-load.c (compute_out): Use auto_sbitmap class.
275 (link_btr_uses): Likewise.
276 * cfganal.c (mark_dfs_back_edges): Likewise.
277 (post_order_compute): Likewise.
278 (inverted_post_order_compute): Likewise.
279 (pre_and_rev_post_order_compute_fn): Likewise.
280 (single_pred_before_succ_order): Likewise.
281 * cfgexpand.c (pass_expand::execute): Likewise.
282 * cfgloop.c (verify_loop_structure): Likewise.
283 * cfgloopmanip.c (fix_bb_placements): Likewise.
284 (remove_path): Likewise.
285 (update_dominators_in_loop): Likewise.
286 * cfgrtl.c (break_superblocks): Likewise.
287 * ddg.c (check_sccs): Likewise.
288 (create_ddg_all_sccs): Likewise.
289 * df-core.c (df_worklist_dataflow): Likewise.
290 * dse.c (dse_step3): Likewise.
291 * except.c (eh_region_outermost): Likewise.
292 * function.c (thread_prologue_and_epilogue_insns): Likewise.
293 * gcse.c (prune_expressions): Likewise.
294 (prune_insertions_deletions): Likewise.
295 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
296 * graph.c (draw_cfg_nodes_no_loops): Likewise.
297 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
298 * lcm.c (compute_earliest): Likewise.
299 (compute_farthest): Likewise.
300 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
301 (unroll_loop_runtime_iterations): Likewise.
302 (unroll_loop_stupid): Likewise.
303 * lower-subreg.c (decompose_multiword_subregs): Likewise.
304 * lra-lives.c: Likewise.
305 * lra.c (lra): Likewise.
306 * modulo-sched.c (schedule_reg_moves): Likewise.
307 (optimize_sc): Likewise.
308 (get_sched_window): Likewise.
309 (sms_schedule_by_order): Likewise.
310 (check_nodes_order): Likewise.
311 (order_nodes_of_sccs): Likewise.
312 (order_nodes_in_scc): Likewise.
313 * recog.c (split_all_insns): Likewise.
314 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
315 * reload1.c (reload): Likewise.
316 * sched-rgn.c (haifa_find_rgns): Likewise.
317 (split_edges): Likewise.
318 (compute_trg_info): Likewise.
319 * sel-sched.c (init_seqno): Likewise.
320 * store-motion.c (remove_reachable_equiv_notes): Likewise.
321 * tree-into-ssa.c (update_ssa): Likewise.
322 * tree-ssa-live.c (live_worklist): Likewise.
323 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
324 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
326 (try_peel_loop): Likewise.
327 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
329 * tree-ssa-pre.c (compute_antic): Likewise.
330 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
331 * tree-stdarg.c (reachable_at_most_once): Likewise.
332 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
333 * var-tracking.c (vt_find_locations): Likewise.
335 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
337 * sbitmap.h (auto_sbitmap): New class.
339 2016-07-26 Alan Modra <amodra@gmail.com>
342 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
345 2016-07-25 David Malcolm <dmalcolm@redhat.com>
347 * input.c (selftest::temp_source_file::temp_source_file): Fix
348 missing "%s" in fprintf.
350 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
353 * cselib.c (cselib_process_insn): Invalidate argument slots for
356 2016-07-25 Jiong Wang <jiong.wang@arm.com>
358 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
359 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
360 vmulxh_lane_f16, vmulxh_laneq_f16): New.
362 2016-07-25 Jiong Wang <jiong.wang@arm.com>
364 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
365 * config/aarch64/aarch64.md (fma, fnma): Support HF.
366 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
368 2016-07-25 Jiong Wang <jiong.wang@arm.com>
370 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
371 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
373 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
374 (add<mode>3): Likewise.
375 (sub<mode>3): Likewise.
376 (mul<mode>3): Likewise.
377 (div<mode>3): Likewise.
378 (*div<mode>3): Likewise.
379 (<fmaxmin><mode>3): Extend to HF.
380 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
381 (fabd<mode>3): Likewise.
382 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
383 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
384 (aarch64_fmulx<mode>): Likewise.
385 (aarch64_fac<optab><mode>): Likewise.
386 (aarch64_frecps<mode>): Likewise.
387 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
388 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
389 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
390 (VSDQ_HSDI): Support HI.
391 (fcvt_target, FCVT_TARGET): Likewise.
392 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
393 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
394 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
395 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
396 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
397 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
398 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
401 2016-07-25 Jiong Wang <jiong.wang@arm.com>
403 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
404 * config/aarch64/aarch64-builtins.c (hi_UP): New.
405 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
406 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
408 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
409 (aarch64_cm<optab><mode>): Likewise.
410 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
411 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
412 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
413 (sqrt<mode>2): Likewise.
414 (*sqrt<mode>2): Likewise.
415 (abs<mode>2): Likewise.
416 (<optab><mode>hf2): New pattern for HF mode.
417 (<optab>hihf2): Likewise.
418 * config/aarch64/arm_neon.h: Include arm_fp16.h.
419 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
420 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
422 * config/aarch64/arm_fp16.h: New file.
423 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
424 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
425 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
426 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
427 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
428 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
429 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
430 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
431 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
432 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
433 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
434 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
437 2016-07-25 Jiong Wang <jiong.wang@arm.com>
439 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
440 reduc_smin_scal_): Use VDQIF_F16.
441 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
442 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
444 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
445 * config/aarch64/iterators.md (VDQIF_F16): New.
446 (vp): Support HF modes.
447 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
448 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
450 2016-07-25 Jiong Wang <jiong.wang@arm.com>
452 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
453 "*aarch64_mulx_elt_from_dup<mode>".
454 (*aarch64_mul3_elt<mode>): Update schedule type.
455 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
456 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
457 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
458 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
459 (f, fp): Support HF modes.
460 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
461 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
462 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
463 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
464 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
465 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
467 2016-07-25 Jiong Wang <jiong.wang@arm.com>
469 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
470 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
472 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
475 2016-07-25 Jiong Wang <jiong.wang@arm.com>
477 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
478 * config/aarch64/aarch64-simd.md
479 (aarch64_rsqrts<mode>): Extend to HF modes.
480 (fabd<mode>3): Likewise.
481 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
482 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
483 (aarch64_<maxmin_uns>p<mode>): Likewise.
484 (<su><maxmin><mode>3): Likewise.
485 (<maxmin_uns><mode>3): Likewise.
486 (<fmaxmin><mode>3): Likewise.
487 (aarch64_faddp<mode>): Likewise.
488 (aarch64_fmulx<mode>): Likewise.
489 (aarch64_frecps<mode>): Likewise.
490 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
491 (add<mode>3): Extend to HF modes.
492 (sub<mode>3): Likewise.
493 (mul<mode>3): Likewise.
494 (div<mode>3): Likewise.
495 (*div<mode>3): Likewise.
496 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
498 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
499 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
500 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
501 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
502 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
503 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
504 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
505 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
506 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
507 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
508 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
509 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
510 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
511 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
513 2016-07-25 Jiong Wang <jiong.wang@arm.com>
515 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
516 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
517 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
518 (neg<mode>2): Likewise.
519 (abs<mode>2): Likewise.
520 (<frint_pattern><mode>2): Likewise.
521 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
522 (<optab><VDQF:mode><fcvt_target>2): Likewise.
523 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
524 (ftrunc<VDQF:mode>2): Likewise.
525 (<optab><fcvt_target><VDQF:mode>2): Likewise.
526 (sqrt<mode>2): Likewise.
527 (*sqrt<mode>2): Likewise.
528 (aarch64_frecpe<mode>): Likewise.
529 (aarch64_cm<optab><mode>): Likewise.
530 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
532 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
533 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
535 * config/aarch64/arm_neon.h (vdup_n_f16): New.
536 (vdupq_n_f16): Likewise.
537 (vld1_dup_f16): Use vdup_n_f16.
538 (vld1q_dup_f16): Use vdupq_n_f16.
539 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
540 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
541 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
542 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
543 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
544 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
545 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
546 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
547 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
548 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
549 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
550 vsqrt_f16, vsqrtq_f16): New.
552 2016-07-25 Jiong Wang <jiong.wang@arm.com>
554 * config/aarch64/aarch64-simd.md
555 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
556 (aarch64_ext<mode>): Likewise.
557 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
558 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
559 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
561 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
563 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
564 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
565 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
566 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
567 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
568 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
569 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
571 (vmov_n_f16): Reimplement using vdup_n_f16.
572 (vmovq_n_f16): Reimplement using vdupq_n_f16..
574 2016-07-25 Jiong Wang <jiong.wang@arm.com>
576 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
577 "frame_related_p". Generate CFA annotation when it's necessary.
578 (aarch64_expand_prologue): Use aarch64_add_constant.
579 (aarch64_expand_epilogue): Likewise.
580 (aarch64_output_mi_thunk): Pass "false" when calling
581 aarch64_add_constant.
583 2016-07-25 Jiong Wang <jiong.wang@arm.com>
585 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
588 2016-07-25 Jiong Wang <jiong.wang@arm.com>
590 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
591 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
592 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
593 (aarch64_build_constant): Delete.
595 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
598 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
600 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
601 flag_toplevel_reorder.
603 2016-07-25 Richard Biener <rguenther@suse.de>
605 * cgraph.c (cgraph_node::verify_node): Compare against builtin
606 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
607 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
608 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
609 (streamer_get_builtin_tree): Likewise.
610 (streamer_write_builtin): Likewise.
611 * lto-streamer.h (LTO_builtin_decl): Remove.
612 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
613 (lto_input_scc): Remove LTO_builtin_decl handling.
614 (lto_input_tree_1): Liekwise.
615 * lto-streamer-out.c (lto_output_tree_1): Remove special
616 handling of builtins.
617 (DFS::DFS): Likewise.
618 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
619 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
621 (streamer_write_builtin): Remove.
623 2016-07-25 Martin Liska <mliska@suse.cz>
625 * lto-cgraph.c (input_symtab): Don't call get_working_sets
626 if flag_auto_profile is set to true.
628 2016-07-25 Martin Liska <mliska@suse.cz>
630 PR gcov-profile/71868
631 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
632 have a function with multiple latches, count them all.
634 2016-07-25 Martin Liska <mliska@suse.cz>
636 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
638 2016-07-25 Martin Liska <mliska@suse.cz>
640 PR tree-optimization/71987
641 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
642 just for SSA_NAMEs. Fix GNU coding style.
644 2016-07-25 Martin Liska <mliska@suse.cz>
646 PR gcov-profile/64874
647 * gcov-io.h: Update command about file format.
648 * gcov-iov.c (main): Adapt the numbering scheme.
650 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
653 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
654 whose result is used in PHI.
655 (final_range_test_p): Likewise.
656 (maybe_optimize_range_tests): Likewise.
658 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
661 Reformat two multi-line strings.
663 2016-07-22 Martin Sebor <msebor@redhat.com>
665 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
667 2016-07-22 Martin Sebor <msebor@redhat.com>
670 * doc/extend.texi (Compound Literals): Correct and clarify.
671 (Cast to Union): Same.
673 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
675 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
676 comments to explain why certain error messages make mention of
677 undocumented options.
678 (rs6000_invalid_builtin): Change error messages to replace mention
679 of undocumented options with mention of the -mcpu=power9 option
680 that enables those undocumented options.
681 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
682 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
683 definition of this macro to correct an existing error.
684 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
685 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
686 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
687 descriptions of built-in functions so that they depend on
688 -mcpu=power9 instead of on the corresponding undocumented flags.
689 * doc/invoke.texi (Option Summary): Remove all mention of newly
691 (IBM RS/6000 and PowerPC Options): Likewise.
692 * doc/md.texi (Constraints for Particuliar Machines): Remove all
693 mention of newly undocumented flags.
695 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
697 * ipa-cp.c (determine_versionability): Do not create constprop clones,
698 when target_clones attribute is set.
700 2016-07-22 Bin Cheng <bin.cheng@arm.com>
702 * common.opt (funsafe-loop-optimizations): Mark ignore.
703 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
704 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
706 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
707 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
709 2016-07-22 Bin Cheng <bin.cheng@arm.com>
711 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
713 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
715 (number_of_iterations_exit): Warn missed loop optimization for
716 possible infinite loops.
718 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
721 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
722 when to emit a ".machine" pseudo-op.
724 2016-07-22 Martin Liska <mliska@suse.cz>
726 PR gcov-profile/69028
727 PR gcov-profile/62047
728 * coverage.c (coverage_compute_lineno_checksum): Do not
729 calculate checksum for fns w/o xloc.file.
730 (coverage_compute_profile_id): Likewise.
732 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
734 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
735 (avr_secondary_reload): ...and implementation.
736 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
737 * config/avr/avr.md (reload_in<mode>): Remove insns.
738 (adjust_len) [lpm]: Remove insn attribute value.
739 * config/avr/predicates.md (flash_operand): Remove insn predicate.
741 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
744 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
746 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
747 * calls.c (special_function_p): Remove the special handling of the
750 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
753 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
754 if STMT may be an alloca call.
755 (gimple_alloca_call_p, alloca_call_p): Return only true for the
757 * calls.h (gimple_maybe_alloca_call_p): New function.
758 * tree-inline.c (inline_forbidden_p_stmt): Use
759 gimple_maybe_alloca_call_p here.
761 2016-07-21 David Malcolm <dmalcolm@redhat.com>
763 * spellcheck-tree.c (best_macro_match::best_macro_match):
764 Explictly specify the template arguments when invoking the base
765 class constructor, to help older C++ compilers.
767 2016-07-21 Jakub Jelinek <jakub@redhat.com>
770 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
771 before builtin_decl_implicit.
773 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
775 * optabs.c (emit_condiitonal_move): Short circuit for identical
778 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
780 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
781 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
782 (noce_conversion_profitable_p): New.
783 (noce_try_store_flag_constants): Use it.
784 (noce_try_addcc): Likewise.
785 (noce_try_store_flag_mask): Likewise.
786 (noce_try_cmove): Likewise.
787 (noce_try_cmove_arith): Likewise.
788 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
790 (noce_convert_multiple_sets): Move cost model to here, from...
791 (bb_ok_for_noce_convert_multiple_sets) ...here.
792 (noce_process_if_block): Update calls for above changes.
793 (noce_find_if_block): Record new noce_if_info parameters.
795 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
797 * target.def (max_noce_ifcvt_seq_cost): New.
798 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
799 * doc/tm.texi: Regenerate.
800 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
801 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
802 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
803 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
804 * doc/invoke.texi: Document new params.
806 2016-07-21 Richard Biener <rguenther@suse.de>
808 PR tree-optimization/71947
809 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
810 ranges have useful limit_vr information.
812 2016-07-21 Richard Biener <rguenther@suse.de>
814 * function-tests.c (build_trivial_generic_function): Set
815 BLOCK_SUPERCONTEXT of DECL_INITIAL.
816 * omp-low.c (create_omp_child_function): Likewise.
817 (grid_expand_target_grid_body): Likewise.
818 * cgraphunit.c (init_lowered_empty_function): Likewise.
819 (cgraph_node::expand_thunk): Likewise.
820 * tree-parloops.c (create_loop_fn): Likewise.
821 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
823 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
825 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
828 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
830 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
831 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
832 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
833 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
834 values for insn attribute.
835 * config/avr/avr.c (avr_out_insert_notbit): New function.
836 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
837 ADJUST_LEN_INSV_NOTBIT_0/_7.
838 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
840 2016-07-21 Bin Cheng <bin.cheng@arm.com>
842 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
843 (chrec_convert_1, chrec_convert): Ditto.
844 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
845 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
846 * tree-vrp.c (adjust_range_with_scev): Ditto.
847 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
848 (scev_var_range_cant_overflow): New function.
849 (scev_probably_wraps_p): New parameter. Call above function.
850 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
852 2016-07-21 Bin Cheng <bin.cheng@arm.com>
854 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
855 by removing computation of may_be_zero.
857 2016-07-21 Jakub Jelinek <jakub@redhat.com>
859 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
861 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
863 Improving concepts performance and diagnostics.
864 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
865 for constraint satisfaction and subsumption.
866 * timevar.h (auto_timevar): New constructor that matches the push/pop
867 pattern of usage in pt.c.
869 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
871 * hwint.h (HOST_WIDE_INT_0): New define.
872 (HOST_WIDE_INT_0U): Ditto.
873 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
874 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
875 * simplify-rtx.c: Ditto.
876 * tree-object-size.c: Ditto.
878 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
880 * config/s390/s390.c (s390_encode_section_info): Remove mode size
883 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
885 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
886 * combine.c: Use HOST_WIDE_INT_M1U instead of
887 ~(unsigned HOST_WIDE_INT) 0.
888 * double-int.h: Ditto.
895 * tree-ssa-loop-ivopts.c: Ditto.
896 * tree-ssa-loop-prefetch.c: Ditto.
897 * tree-vect-generic.c: Ditto.
898 * tree-vect-patterns.c: Ditto.
901 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
903 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
904 constant addresses outside [0,0xc0] into a register.
905 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
906 cases where the base address register is unused after.
907 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
908 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
909 (avr_out_store_psi_reg_disp_tiny): Same.
911 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
913 Implement attribute progmem on reduced Tiny cores by adding
914 flash offset 0x4000 to respective symbols.
917 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
918 documentation how it works on reduced Tiny cores.
919 (AVR Named Address Spaces): No support for reduced Tiny.
920 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
921 (avr_address_tiny_pm_p): New static function.
922 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
923 if the address is in progmem.
924 (avr_assemble_integer): Same.
925 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
926 for symbol_ref in progmem.
927 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
928 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
929 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
931 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
933 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
934 * configure: Regenerate.
935 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
936 (USE_THIN_ARCHIVES): New variable.
937 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
938 this archive as a thin archive.
940 2016-07-20 David Malcolm <dmalcolm@redhat.com>
942 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
943 same location as last time, don't skip if we have fix-it hints.
944 Clarify the skipping logic by converting it from one "if" clause
945 to repeated "if" clauses.
946 * spellcheck-tree.c: Include "cpplib.h".
947 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
948 (best_macro_match::best_macro_match): New constructor.
949 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
950 Move here from c/c-decl.c.
951 (class best_macro_match): Move here from c/c-decl.c, converting
952 from a typedef to a subclass, gaining a ctor.
954 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
956 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
957 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
959 (avr_addr_space_diagnose_usage): ...and implementation.
960 (avr_addr_space_supported_p): New function.
961 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
962 report bad address space usage if that space is supported.
963 (avr_insert_attributes): Same. No more complain about unsupported
965 * config/avr/avr-c.c (tm_p.h): Include it.
966 (avr_cpu_cpp_builtins): Only define addr-space related built-in
967 macro if avr_addr_space_supported_p.
969 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
971 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
972 flag_toplevel_reorder.
974 2016-07-20 David Malcolm <dmalcolm@redhat.com>
976 * gcc-rich-location.c
977 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
979 * gcc-rich-location.h
980 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
982 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
984 * target.def (addr_space): Add new diagnose_usage to hook vector.
985 * targhooks.c (default_addr_space_diagnose_usage): Add default
986 implementation and...
987 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
988 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
989 is some address space, call targetm.addr_space.diagnose_usage.
990 * doc/tm.texi.in (Named Address Spaces): Add anchor for
991 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
992 * doc/tm.texi: Regenerate.
994 2016-07-20 Martin Liska <mliska@suse.cz>
997 * graphite-isl-ast-to-gimple.c (later_of_the_two):
998 Properly handly PHI stmts.
1000 2016-07-20 Bin Cheng <bin.cheng@arm.com>
1002 PR tree-optimization/71503
1003 PR tree-optimization/71683
1004 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
1007 2016-07-20 Martin Liska <mliska@suse.cz>
1009 * doc/invoke.texi (-fipa-ra): Document when the option is
1010 disabled. Fix a typo.
1012 2016-07-20 Martin Liska <mliska@suse.cz>
1014 * Makefile.in: Include fibonacci_heap.c
1015 * fibonacci_heap.c: New file.
1016 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
1017 (fibonacci_heap::union_with): Fix deletion of the second heap.
1018 * selftest-run-tests.c (selftest::run_tests): Incorporate
1019 fibonacci heap tests.
1020 * selftest.h: Declare fibonacci_heap_c_tests.
1022 2016-07-20 Martin Liska <mliska@suse.cz>
1024 * selftest-run-tests.c (selftest::run_tests): New function.
1025 * selftest.h (sreal_c_tests): Declare.
1026 * sreal.c (sreal_verify_basics): New function.
1027 (verify_aritmetics): Likewise.
1028 (sreal_verify_arithmetics): Likewise.
1029 (verify_shifting): Likewise.
1030 (sreal_verify_shifting): Likewise.
1031 (void sreal_c_tests): Likewise.
1033 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1035 PR rtl-optimization/71916
1036 * cfgrtl.c (contains_no_active_insn_p): Return false also for
1037 bb which have a single succ fake edge.
1039 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
1042 * dwarf2out.c (gen_subprogram_die): Only call
1043 gen_unspecified_parameters_die while dumping early dwarf.
1045 2016-07-19 Jakub Jelinek <jakub@redhat.com>
1048 * gimple-fold.c (fold_builtin_memory_op): Use
1049 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
1051 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
1053 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
1054 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
1055 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
1056 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
1060 * double-int.c: Ditto.
1062 * dwarf2out.c: Ditto.
1065 * fold-const.c: Ditto.
1066 * function.c: Ditto.
1068 * genmodes.c: Ditto.
1072 * loop-doloop.c: Ditto.
1073 * loop-invariant.c: Ditto.
1080 * simplify-rtx.c: Ditto.
1081 * stor-layout.c: Ditto.
1083 * tree-ssa-loop-ivopts.c: Ditto.
1084 * tree-vect-generic.c: Ditto.
1085 * tree-vect-patterns.c: Ditto.
1090 * wide-int-print.cc: Ditto.
1091 * wide-int.cc: Ditto.
1092 * wide-int.h: Ditto.
1094 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1096 * selftest.c (selftest::assert_streq): Handle NULL values of
1097 val_actual and val_expected.
1099 2016-07-19 Martin Jambor <mjambor@suse.cz>
1102 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
1103 rather than cgraph_create_node to get a call graph node.
1105 2016-07-19 Richard Biener <rguenther@suse.de>
1107 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
1108 handle all tcc_constant bases and valueize SSA names.
1109 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
1112 2016-07-19 David Malcolm <dmalcolm@redhat.com>
1114 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
1115 the flags of the exit block and bb2, not just the entry block.
1117 2016-07-19 Richard Biener <rguenther@suse.de>
1119 PR tree-optimization/71901
1120 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
1121 align member, group stuff with the bitfield.
1122 (vn_ref_op_align_unit): New inline.
1123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
1124 record element alignment and operand 3 unchanged.
1125 (ao_ref_init_from_vn_reference): Adjust.
1126 (valueize_refs_1): Likewise.
1127 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
1129 2016-07-19 Richard Biener <rguenther@suse.de>
1131 PR tree-optimization/71908
1132 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
1133 symbolic constants in a more reliable way.
1135 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
1137 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
1139 (vect_update_inits_of_drs): Likewise.
1140 (vect_create_cond_for_alias_checks): Likewise.
1141 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
1143 2016-07-19 Richard Biener <rguenther@suse.de>
1146 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
1147 with an abstract origin that is not an inlined function outer
1148 scope add a self-reference as abstract origin.
1149 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
1151 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1154 * config/rs6000/rs6000.c (rs6000_function_value): Fix
1155 unintentional System V.4 structure return breakage for structures
1156 with a single floating point element.
1158 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
1160 PR tree-optimization/71734
1161 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
1162 contains REF, use it to check safelen, assume that safelen value
1163 must be greater 1, fix style.
1164 (ref_indep_loop_p_2): Add REF_LOOP argument.
1165 (ref_indep_loop_p): Pass LOOP as additional argument to
1168 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
1170 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
1171 allocation in the prologue.
1172 * explow.c (get_dynamic_stack_base): New function to return an address
1173 expression for the dynamic stack base.
1174 (get_dynamic_stack_size): New function to do the required dynamic stack
1175 space size calculations.
1176 (allocate_dynamic_stack_space): Use new functions.
1177 (align_dynamic_address): Move some code from
1178 allocate_dynamic_stack_space to new function.
1179 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1181 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1183 * config/s390/s390.c (s390_encode_section_info): Always set
1184 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1187 2016-07-18 Richard Biener <rguenther@suse.de>
1189 PR tree-optimization/71893
1190 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1191 for sizetype cast added by array_ref_element_size.
1192 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1194 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1196 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1197 register parameters. Remove code to initialize argument pointer
1198 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1199 using a pc-relative branch. Cleanup conditional code.
1200 * config/pa/pa.md (call_mcount): New expander.
1201 (call_mcount_nonpic): New insn.
1202 (call_mcount_pic): New insn and split.
1203 (call_mcount_pic_post_reload): New insn.
1204 (call_mcount_64bit): New insn and split.
1205 (call_mcount_64bit_post_reload): New insn.
1207 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1209 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1210 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1211 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1212 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1213 (*usum_widenqihi3, *udiff_widenqihi3)
1214 (*addhi3_zero_extend.const): New combiner insns.
1215 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1216 just 1 bit is affected.
1217 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1218 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1220 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1222 * omp-low.c (lower_omp_target): Mark data clauses with
1223 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1224 zero-length subarrays.
1226 2016-07-15 Richard Biener <rguenther@suse.de>
1228 PR tree-optimization/71881
1229 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1230 reverse DOM order to make debug temp generation happy.
1232 2016-07-15 Richard Biener <rguenther@suse.de>
1234 PR tree-optimization/71887
1235 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1236 verify it is not zero for division / modulo handling.
1237 (value_replacement): Adjust.
1239 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1240 Julian Brown <julian@codesourcery.com>
1242 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1243 * config/aarch64/aarch64-cost-tables.h
1244 (vulcan_extra_costs): New variable.
1245 * config/aarch64/aarch64.c
1246 (vulcan_addrcost_table): Likewise.
1247 (vulcan_regmove_cost): Likewise.
1248 (vulcan_vector_cost): Likewise.
1249 (vulcan_branch_cost): Likewise.
1250 (vulcan_tunings): Likewise.
1252 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1254 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1255 (output_in_order): Loop over undefined variables too. Output them
1256 via assemble_undefined_decl. Skip variables that correspond to hard
1257 registers or have value-exprs.
1258 * varpool.c (symbol_table::output_variables): Handle undefined
1259 variables together with defined ones.
1261 2016-07-15 Richard Biener <rguenther@suse.de>
1263 * tree-ssa-pre.c (get_representative_for): Make sure to return
1264 the value number of SSA names.
1265 (phi_translate_1): get_representative_for cannot return NULL.
1266 (do_pre_regular_insertion): Remove redundant call to
1267 fully_constant_expression.
1268 (do_pre_partial_partial_insertion): Likewise.
1270 2016-07-15 Bin Cheng <bin.cheng@arm.com>
1272 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
1273 (derive_simple_iv_with_niters): New function.
1274 (simple_iv): Rewrite using simple_iv_with_niters.
1275 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
1276 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1278 (number_of_iterations_exit): Rewrite using above function.
1279 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1282 2016-07-15 Richard Biener <rguenther@suse.de>
1284 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
1287 2016-07-14 Jakub Jelinek <jakub@redhat.com>
1289 PR tree-optimization/71872
1290 * tree-data-ref.c (get_references_in_stmt): Ignore references
1291 with is_gimple_constant get_base_address.
1293 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1295 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
1296 (TARGET_HAVE_LDACQD): New macro.
1297 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
1298 than TARGET_HAVE_LDACQ.
1299 (arm_load_acquire_exclusivedi): Likewise.
1300 (arm_store_release_exclusivedi): Likewise.
1302 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1304 PR rtl-optimization/71878
1305 * lra-constraints.c (match_reload): Pass information about other
1306 output operands. Create new unique register value if matching input
1307 operand shares same register value as output operand being considered.
1308 (curr_insn_transform): Record output operands already processed.
1310 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1313 PR tree-optimization/70923
1314 * tree-vect-patterns.c: Include mult-synthesis.h.
1315 (target_supports_mult_synth_alg): New function.
1316 (synth_lshift_by_additions): Likewise.
1317 (apply_binop_and_append_stmt): Likewise.
1318 (vect_synth_mult_by_constant): Likewise.
1319 (target_has_vecop_for_code): Likewise.
1320 (vect_recog_mult_pattern): Use above functions to synthesize vector
1321 multiplication by integer constants.
1323 2016-07-14 Alan Modra <amodra@gmail.com>
1325 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
1326 gpr alternatives. Correct '*' placement on Y,r alternative.
1327 Add '*' on operand 1 of r,r alternative.
1329 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1331 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
1332 * expmed.h: ... Here.
1334 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
1336 * gimple.h (stmt_can_terminate_bb_p): New function.
1337 * tree-cfg.c (need_fake_edge_p): Rename to ...
1338 (stmt_can_terminate_bb_p): ... this; return true if stmt can
1339 throw external; handle const and pure calls.
1340 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
1342 2016-07-14 Richard Biener <rguenther@suse.de>
1344 PR tree-optimization/71866
1345 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
1346 (do_hoist_insertion): Avoid endless recursion when we
1347 didn't insert anything because we managed to simplify
1348 things down to a constant or SSA name.
1349 (fully_constant_expression): Re-write in terms of ...
1350 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
1351 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
1352 vn_nary_build_or_lookup_1.
1353 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
1354 (vn_nary_build_or_lookup): ... this which now wraps it.
1356 2016-07-14 Alan Modra <amodra@gmail.com>
1359 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
1360 with p9_vector override before power9-dform override.
1362 2016-07-13 Andi Kleen <ak@linux.intel.com>
1364 * value-prof.c (gimple_value_profile_transformations): Don't run
1365 when auto_profile is on.
1367 2016-07-13 Andi Kleen <ak@linux.intel.com>
1369 * auto-profile.c (update_inlined_ind_target,
1370 afdo_indirect_call): Print information to dump file.
1372 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
1374 * genrecog.c (special_predicate_operand_p): New function.
1375 (predicate_name): Move function.
1376 (validate_pattern): Don't warn about missing mode for all
1377 define_special_predicate predicates.
1379 2016-07-13 Bin Cheng <bin.cheng@arm.com>
1381 * tree-vect-data-refs.c (vect_no_alias_p): New function.
1382 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
1383 resolve alias checks which are known at compilation time.
1384 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
1385 alias checks are resolved. Move dump info for too many runtime
1386 alias checks to here...
1387 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
1389 2016-07-13 Richard Biener <rguenther@suse.de>
1391 PR tree-optimization/24574
1392 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
1393 position and add shift, rotate, divison and modulo support
1395 (value_replacement): Pass in argument position to absorbing_element_p.
1397 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
1400 * ipa-inline-transform.c (inline_call): Support
1401 instrumented thunks.
1403 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1405 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
1406 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
1408 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
1409 Baseline. Make initial alternative TARGET_32BIT only.
1410 (udivsi3): Likewise.
1411 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
1412 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
1415 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1417 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
1418 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
1419 availability with TARGET_HAVE_MOVT.
1420 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
1421 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
1422 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
1424 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
1425 extra instruction if MOVW is available. Use a cost variable
1426 incremented by COSTS_N_INSNS (1) when the condition match rather than
1427 returning an arithmetic expression based on COSTS_N_INSNS. Make
1428 constant with bottom half word zero cost 2 instruction if MOVW is
1430 * config/arm/arm.md (define_attr "arch"): Add v8mb.
1431 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
1432 target is ARMv8-M Baseline.
1433 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
1434 (arm_movtas_ze): Likewise.
1435 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
1436 alternative for constants satisfying j constraint.
1437 (thumb1_movsi_insn): Likewise.
1438 (movsi splitter for K alternative): Tighten condition to not trigger
1439 if movt is available and j constraint is satisfied.
1440 (Pe immediate splitter): Likewise.
1441 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
1442 constant fitting in an halfword to use MOVW.
1443 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
1446 2016-07-13 Richard Biener <rguenther@suse.de>
1449 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
1450 gimplifying the LHS. Make sure to gimplify a returning twice
1451 call LHS without using SSA names.
1453 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1455 * tree-data-ref.c (find_data_references_in_stmt): Remove
1456 unnecessary call to vec::release.
1457 (graphite_find_data_references_in_stmt): Likewise.
1458 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
1459 * tree-vect-stmts.c (vectorizable_condition): Likewise.
1461 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1463 * cfgexpand.c (expand_used_vars): Make the type of a local
1465 * genmatch.c (lower_for): Likewise.
1466 * haifa-sched.c (haifa_sched_init): Likewise.
1467 (add_to_speculative_block): Likewise.
1468 (create_check_block_twin): Likewise.
1469 * predict.c (handle_missing_profiles): Likewise.
1470 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
1471 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
1472 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
1474 (maybe_lower_iteration_bound): Likewise.
1475 * tree-ssa-sccvn.c (DFS): Likewise.
1476 * tree-stdarg.c (reachable_at_most_once): Likewise.
1477 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
1478 (vectorizable_store): Likewise.
1480 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1482 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
1483 (sccvn_dom_walker): make cond_stack an auto_vec.
1485 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1487 * ree.c (struct ext_state): Make type of members auto_vec.
1488 (find_and_remove_re): Adjust.
1490 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1492 * cfgexpand.c (struct stack_vars_data): Make type of fields
1494 (expand_used_vars): Adjust.
1496 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1498 * ipa.c (record_cdtor_fn): Adjust.
1499 (build_cdtor_fns): Likewise.
1500 (ipa_cdtor_merge): Make static_ctors and static_dtors local
1503 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1505 * genextract.c (struct accum_extract): Add constructor and make
1509 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1511 * tree.c (struct free_lang_data_d): Add constructor and change
1512 types of members to ones that automatically manage resources.
1513 (fld_worklist_push): Adjust.
1514 (find_decls_types): Likewise.
1515 (find_decls_types_in_eh_region): Likewise.
1516 (free_lang_data_in_cgraph): Stop manually creating and
1517 destroying members of free_lang_data_d.
1519 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
1521 PR rtl-optimization/68961
1522 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
1523 peephole variant. Use sse_reg_operand predicates.
1525 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/predicates.md (x86_64_immediate_operand)
1528 <case CONST_INT>: Remove unneeded truncation to DImode.
1529 <case CONST>: Ditto.
1530 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1532 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1535 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
1536 The xxperm and xxpermr instructions require that the 2nd input
1537 operand overlap with the output operand, and not the 1st.
1538 (altivec_vperm_v8hiv16qi): Likewise.
1539 (altivec_vperm_<mode>_uns_internal): Likewise.
1540 (altivec_vpermr_<mode>_internal): Likewise.
1541 (vperm_v8hiv4si): Likewise.
1542 (vperm_v16qiv8hi): Likewise.
1544 2016-07-12 Nathan Sidwell <nathan@acm.org>
1546 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
1547 when -mno-pic-data-is-text-relative is in effect, by default.
1548 * doc/invoke.texi (mpic-data-is-text-relative): Document new
1549 behavior and clarify.
1551 2016-07-12 Martin Liska <mliska@suse.cz>
1553 * params.def: Add avg-loop niter.
1554 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
1555 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
1556 * doc/invoke.texi: Document the new parameter.
1558 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1561 * expr.c (store_constructor): Mask sign-extended bits when widening
1562 sub-word constructor element at the start of a word.
1564 2016-07-12 Martin Liska <mliska@suse.cz>
1566 * Makefile.in: Append rule for params-options.h.
1567 * params-options.h: New file.
1569 2016-07-12 Martin Liska <mliska@suse.cz>
1571 * ira-build.c (mark_loops_for_removal): Properly iterate
1574 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
1575 Richard Biener <rguenther@suse.de>
1577 PR tree-optimization/23286
1578 PR tree-optimization/70159
1579 * doc/invoke.texi: Document -fcode-hoisting.
1580 * common.opt (fcode-hoisting): New flag.
1581 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
1582 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
1583 (do_regular_insertion): Rename to ...
1584 (do_pre_regular_insertion): ... this and amend general comments
1585 on insertion strathegy.
1586 (do_partial_partial_insertion): Rename to ...
1587 (do_pre_partial_partial_insertion): ... this.
1588 (do_hoist_insertion): New function.
1589 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
1590 and call do_hoist_insertion properly.
1592 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
1593 (pass_pre::execute): Register hoist_insert stats.
1595 2016-07-12 Jakub Jelinek <jakub@redhat.com>
1598 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
1599 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
1600 is different from mode's bitsize. Small cleanup.
1602 2016-07-12 Richard Biener <rguenther@suse.de>
1604 PR rtl-optimization/68961
1605 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
1606 to simplify to a non-constant.
1608 2016-07-11 Jakub Jelinek <jakub@redhat.com>
1611 * omp-low.c (expand_omp_target): Gimplify device.
1613 PR tree-optimization/71823
1614 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
1615 to get vec_oprnds2 from op2.
1617 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
1620 Hoist common subexpressions.
1621 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1623 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
1626 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
1627 prevent generation of 'stxsiwx' on pre Power8 hardware.
1629 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1631 * input.c: Include cpplib.h.
1632 (selftest::temp_source_file): New class.
1633 (selftest::temp_source_file::temp_source_file): New ctor.
1634 (selftest::temp_source_file::~temp_source_file): New dtor.
1635 (selftest::should_have_column_data_p): New function.
1636 (selftest::test_should_have_column_data_p): New function.
1637 (selftest::temp_line_table): New class.
1638 (selftest::temp_line_table::temp_line_table): New ctor.
1639 (selftest::temp_line_table::~temp_line_table): New dtor.
1640 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
1641 it to create a temp_line_table.
1642 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
1643 locations that are known to have column data.
1644 (selftest::line_table_case): New struct.
1645 (selftest::test_reading_source_line): Move tempfile handling
1646 to class temp_source_file.
1647 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
1648 (selftest::assert_token_loc_eq): New function.
1649 (ASSERT_TOKEN_LOC_EQ): New macro.
1650 (selftest::test_lexer): New function.
1651 (selftest::boundary_locations): New array.
1652 (selftest::input_c_tests): Call test_should_have_column_data_p.
1653 Loop over a test matrix of interesting values of location and
1654 default_range_bits, calling test_lexer on each case in the matrix.
1655 Move call to test_accessing_ordinary_linemaps into the matrix.
1656 * selftest.h (ASSERT_EQ): Reimplement in terms of...
1657 (ASSERT_EQ_AT): New macro.
1659 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1663 Don't convert TImode in debug insn.
1665 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1667 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1668 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1669 (tree_type_common::lang_flag_7): New.
1670 (tree_type_common::spare): Reduce size.
1671 * tree.h (TYPE_ALIGN_OK): Remove.
1672 (TYPE_LANG_FLAG_7): New.
1673 (get_inner_reference): Adjust header.
1674 * print-tree.c (print_node): Adjust.
1675 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1676 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1677 calls to get_inner_reference.
1678 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1679 handling of TYPE_ALIGN_OK.
1680 * builtins.c (get_object_alignment_2): Adjust call to
1681 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1682 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1684 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1685 * cfgexpand.c (expand_debug_expr): Likewise.
1686 * dbxout.c (dbxout_expand_expr): Likewise.
1687 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1688 loc_list_from_tree, fortran_common): Likewise.
1689 * fold-const.c (optimize_bit_field_compare,
1690 decode_field_reference, fold_unary_loc, fold_comparison,
1691 split_address_to_core_and_offset): Likewise.
1692 * gimple-laddress.c (execute): Likewise.
1693 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1694 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1695 * hsa-gen.c (gen_hsa_addr): Likewise.
1696 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1697 * tsan.c (instrument_expr): Likewise.
1698 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1699 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1700 * tree-affine.c (tree_to_aff_combination,
1701 get_inner_reference_aff): Adjust calls to get_inner_reference.
1702 * tree-data-ref.c (split_constant_offset_1,
1703 dr_analyze_innermost): Likewise.
1704 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1705 * tree-sra.c (ipa_sra_check_caller): Likewise.
1706 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1707 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1708 bswap_replace): Likewise.
1709 * tree-vect-data-refs.c (vect_check_gather,
1710 vect_analyze_data_refs): Likewise.
1711 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1712 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1715 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1717 * Makefile.in (selftest-valgrind): New phony target.
1718 * function-tests.c (selftest::build_cfg): Delete pass instances
1719 created by the test.
1720 (selftest::convert_to_ssa): Likewise.
1721 (selftest::test_expansion_to_rtl): Likewise.
1722 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1724 (selftest::test_diamond): Likewise.
1726 2016-07-11 Richard Biener <rguenther@suse.de>
1728 PR tree-optimization/71816
1729 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1730 than replacing all of its operands.
1732 2016-07-11 Alan Modra <amodra@gmail.com>
1734 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1735 (ctr<mode>): Add unspec.
1736 (ctr<mode>_internal*): Likewise.
1738 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1740 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1741 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1743 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1745 PR rtl-optimization/71621
1746 * lra-constraints.c (process_alt_operands): Check combination of
1749 2016-07-08 Jason Merrill <jason@redhat.com>
1750 Richard Biener <rguenther@suse.de>
1752 P0145: Refining Expression Order for C++.
1753 * gimplify.c (initial_rhs_predicate_for): New.
1754 (gimplfy_modify_expr): Gimplify RHS before LHS.
1756 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1759 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1760 Allow standard error handling to take over when a wrong number
1761 of arguments is presented to __builtin_vec_ld () or
1762 __builtin_vec_st ().
1764 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1766 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1771 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1772 __builtin_aarch64_fmaxv2sf.
1773 (vmaxnmq_f32): Likewise.
1774 (vmaxnmq_f64): Likewise.
1775 (vminnm_f32): Likewise.
1776 (vminnmq_f32): Likewise.
1777 (vminnmq_f64): Likewise.
1779 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1782 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1783 enable -mfloat128-hardware by default.
1784 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1785 that IEEE 128-bit hardware support needs.
1786 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1787 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1788 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1789 floating point requires.
1790 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1791 -mfloat128 and -mfloat128-hardware changes.
1793 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1795 PR tree-optimization/71667
1796 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1798 2016-07-08 Martin Liska <mliska@suse.cz>
1801 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1802 folding produces SAVE_EXPRs, thus return false for the type.
1804 2016-07-07 Martin Liska <mliska@suse.cz>
1806 * file-find.c (remove_prefix): New function.
1807 * file-find.h (remove_prefix): Declare the function.
1808 * gcc-ar.c (main): Skip a folder of the wrapper if
1809 a wrapped binary would point to the same file.
1811 2016-07-07 Jan Hubicka <jh@suse.cz>
1813 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1814 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1815 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1817 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1820 * ipa-inline-analysis.c (compute_inline_parameters): Set
1821 local.can_change_signature to false for intrumentation
1824 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1826 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1827 with TARGET_HAVE_MOVT.
1828 (TARGET_HAVE_MOVT): Define.
1829 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1830 availability with TARGET_HAVE_MOVT.
1831 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1833 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1835 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1836 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1837 * config/arm/constraints.md (define_constraint "j"): Use
1838 TARGET_HAVE_MOVT to check MOVT availability.
1840 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1842 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1844 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1846 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1847 (armv8-m.main): Likewise.
1848 (armv8-m.main+dsp): Likewise.
1849 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1850 (FL_FOR_ARCH8M_MAIN): Likewise.
1851 * config/arm/arm-tables.opt: Regenerate.
1852 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1853 armv8-m.main+dsp to BE8_LINK_SPEC.
1854 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1855 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1856 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1857 Baseline and Mainline.
1858 (arm_option_override_internal): Also disable arm_restrict_it when
1859 !arm_arch_notm. Update comment for -munaligned-access to also cover
1861 (arm_file_start): Increase buffer size for printing architecture name.
1862 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1863 and armv8-m.main+dsp.
1864 (mno-unaligned-access): Clarify that this is disabled by default for
1865 ARMv8-M Baseline architectures as well.
1867 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1869 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1870 decide whether to prevent some libgcc routines being included for some
1871 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1872 link between this condition and the one in
1873 libgcc/config/arm/lib1func.S.
1875 2016-07-07 Richard Biener <rguenther@suse.de>
1877 * tree-ssa-pre.c: Include alias.h.
1878 (compute_avail): If we have multiple VN_REFERENCEs with the
1879 same hashtable entry adjust that to make it a valid replacement
1880 for all of them with respect to alignment and aliasing
1881 when doing insertion.
1882 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1883 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1885 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1889 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1890 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1893 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1895 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1896 (adjust_mems): Adjust.
1897 (adjust_insn): Likewise.
1898 (prepare_call_arguments): Likewise.
1900 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1902 * gcse.c (struct ls_expr): Make stores field a vector.
1903 (ldst_entry): Adjust.
1904 (free_ldst_entry): Likewise.
1905 (print_ldst_list): Likewise.
1906 (compute_ld_motion_mems): Likewise.
1907 (update_ld_motion_stores): Likewise.
1909 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1911 * gcse.c (struct ls_expr): Remove loads field.
1912 (ldst_entry): Adjust.
1913 (free_ldst_entry): Likewise.
1914 (print_ldst_list): Likewise.
1915 (compute_ld_motion_mems): Likewise.
1917 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1919 * store-motion.c (struct st_expr): Make antic_stores a vector.
1920 (st_expr_entry): Adjust.
1921 (free_st_expr_entry): Likewise.
1922 (print_store_motion_mems): Likewise.
1923 (find_moveable_store): Likewise.
1924 (compute_store_table): Likewise.
1925 (remove_reachable_equiv_notes): Likewise.
1926 (replace_store_insn): Likewise.
1927 (build_store_vectors): Likewise.
1929 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1931 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1932 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1934 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1936 PR tree-optimization/71518
1937 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1938 misalign also for outer loops with negative step.
1940 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1942 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1943 (cortex_a53_shift): Add mov_shift.
1944 (cortex_a53_shift_reg): Add new reservation for register shifts.
1945 (cortex_a53_alu): Remove bfm.
1946 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1947 (cortex_a53_alu_extr): Add new reservation for EXTR.
1948 (bypasses): Improve bypass modelling.
1950 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1953 * config/avr/avr.c (avr_asm_select_section): Strip off
1954 SECTION_DECLARED from flags when calling get_section.
1956 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1958 * tree-vectorizer.h (vect_memory_access_type): Add
1959 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1960 * tree-vect-stmts.c (compare_step_with_zero): New function.
1961 (perm_mask_for_reverse): Move further up file.
1962 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1964 (get_negative_load_store_type): New function.
1965 (get_load_store_type): Call it. Add an ncopies argument.
1966 (vectorizable_mask_load_store): Update call accordingly and
1967 remove tests for negative steps.
1968 (vectorizable_store, vectorizable_load): Likewise. Handle new
1969 memory_access_types.
1971 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1973 * tree-vectorizer.h (vect_memory_access_type): New enum.
1974 (_stmt_vec_info): Add a memory_access_type field.
1975 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1976 (vect_model_store_cost): Take an access type instead of a boolean.
1977 (vect_model_load_cost): Likewise.
1978 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1979 vect_model_store_cost and vect_model_load_cost.
1980 * tree-vect-stmts.c (vec_load_store_type): New enum.
1981 (vect_model_store_cost): Take an access type instead of a
1982 store_lanes_p boolean. Simplify tests.
1983 (vect_model_load_cost): Likewise, but for load_lanes_p.
1984 (get_group_load_store_type, get_load_store_type): New functions.
1985 (vectorizable_store): Use get_load_store_type. Record the access
1986 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1987 (vectorizable_load): Likewise.
1988 (vectorizable_mask_load_store): Likewise. Replace is_store
1989 variable with vls_type.
1991 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1993 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1994 single_element_p parameter.
1995 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1996 Check the PR65518 case here rather than in vectorizable_load.
1997 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1998 * tree-vect-stmts.c (vectorizable_load): Likewise.
2000 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2002 * tree-vectorizer.h (gather_scatter_info): New structure.
2003 (vect_check_gather_scatter): Return a bool rather than a decl.
2004 Replace return-by-pointer arguments with a single
2005 gather_scatter_info *.
2006 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
2007 (vect_analyze_data_refs): Update call accordingly.
2008 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
2009 (vectorizable_mask_load_store): Likewise. Also record the
2010 offset dt and vectype in the gather_scatter_info.
2011 (vectorizable_store): Likewise.
2012 (vectorizable_load): Likewise.
2014 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2016 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
2017 strided groups, use the cost of N scalar accesses instead
2018 of ncopies vector accesses.
2019 (vect_model_load_cost): Likewise.
2021 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2023 * tree-vect-stmts.c (vect_cost_group_size): Delete.
2024 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
2025 variable to indicate when once-per-group costs are being used.
2026 (vect_model_load_cost): Likewise. Fix comment and misindented code.
2028 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
2030 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
2031 peeling-for-gaps condition.
2033 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2035 * config/s390/s390.c (s390_expand_vec_init): Force initializer
2036 element to register if it doesn't match general_operand.
2038 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2039 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2041 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
2043 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
2044 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
2045 (SIGNBIT): New mode iterator.
2046 (Fsignbit): New mode attribute.
2047 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
2048 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
2049 when direct moves are available.
2050 (signbit<mode>2_dm): New define_insn_and_split).
2051 (signbit<mode>2_dm2): New define_insn.
2053 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2055 PR rtl-optimization/71594
2056 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
2057 into subregs of appropriate mode before trying to emit a conditional
2060 2016-07-05 Jan Hubicka <jh@suse.cz>
2062 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
2063 (simple_iv): Use it.
2065 2016-07-05 Jan Hubicka <jh@suse.cz>
2067 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2069 2016-07-05 Jiong Wang <jiong.wang@arm.com>
2071 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
2074 2016-07-05 Jan Hubicka <jh@suse.cz>
2076 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
2079 2016-07-05 Richard Biener <rguenther@suse.de>
2081 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
2082 Handle empty else block.
2083 (is_feasible_trace): Likewise.
2084 (split_paths): Likewise.
2086 2016-07-05 Richard Biener <rguenther@suse.de>
2088 * tree-loop-distribution.c (distribute_loop): Fix issue with
2089 the cost model loop.
2091 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
2093 * config/arm/neon-testgen.ml: Delete.
2094 * config/arm/neon.ml: Delete.
2096 2016-07-04 Jakub Jelinek <jakub@redhat.com>
2099 * tree.c (attribute_value_equal): Use get_attribute_name instead of
2100 directly using TREE_PURPOSE.
2102 2016-07-04 Jiong Wang <jiong.wang@arm.com>
2104 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
2105 * config/aarch64/aarch64_neon.h: Likewise.
2106 * config/aarch64/arm_neon.h: Likewise.
2107 * config/aarch64/atomics.md: Likewise.
2108 * config/aarch64/aarch64-simd-builtins.def: Likewise.
2109 * doc/invoke.texi: Likewise.
2111 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2113 * config/s390/s390.md: Add "z13" cpu_facility.
2114 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
2115 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
2116 condition" type instructions.
2118 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
2119 Jeff Law <law@redhat.com>
2121 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
2122 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2124 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
2126 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
2127 permutation for TARGET_AVX512F.
2128 (ix86_expand_vec_one_operand_perm_avx512): New function.
2129 (expand_vec_perm_1): Invoke introduced function.
2130 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2131 it may be not valid after vectorization.
2133 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2136 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
2137 typo in comment. Only force to memory if it is a weak
2140 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
2141 Jiong Wang <jiong.wang@arm.com>
2143 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
2144 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
2145 (AARCH64_FL_F16): New.
2146 (AARCH64_FL_FOR_ARCH8_2): New.
2147 (AARCH64_ISA_8_2): New.
2148 (AARCH64_ISA_F16): New.
2149 (TARGET_FP_F16INST): New.
2150 (TARGET_SIMD_F16INST): New.
2151 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
2152 ("fp"): Disabling "fp" also disables "fp16".
2153 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
2154 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
2155 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
2156 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2158 2016-07-04 Jan Beulich <jbeulich@suse.com>
2160 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2162 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2165 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
2166 the insns, use an insn form that does not adjust the offset on
2167 little endian systems.
2169 2016-07-01 Jan Beulich <jbeulich@suse.com>
2171 * varasm.c (get_variable_section): Validate initializer in
2172 named .bss-like sections.
2174 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2176 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2177 Exchange the order of the second and third operands in the vpermr
2178 instruction tmeplate.
2180 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2183 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2184 Disallow TDmode values.
2186 2016-07-01 Alan Modra <amodra@gmail.com>
2188 PR rtl-optimization/71709
2189 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2190 being set, not referenced.
2192 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2194 PR tree-optimization/70729
2195 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2196 of loop since it can be not valid after transformation.
2198 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2200 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2201 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2203 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2205 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2208 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2211 * config/rs6000/constraints.md (wY constraint): New constraint to
2212 match the requirements for the LXSD and STXSD instructions.
2213 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2214 predicate to match the requirements for the LXSD and STXSD
2216 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2217 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2218 to make sure that the bottom 2 bits of offset are 0, the address
2219 form is offsettable, and no updating is done in the address mode.
2220 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2221 (movdi_internal32): Likewise
2222 (movdi_internal64): Likewise.
2224 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2226 PR tree-optimization/71707
2227 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2228 strinfo even for ADDR_EXPR ptr.
2230 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2232 * config/rs6000/altivec.md (darn_32): Change the condition to
2233 TARGET_P9_MISC instead of TARGET_MODULO.
2234 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2235 condition expression.
2236 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2237 condition expression.
2238 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2239 (DFP_TEST): New code iterator.
2240 (dfptstsfi_<code>_mode>): New define_expand.
2241 (*dfp_sgnfcnc_<mode>): New define_insn.
2242 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2243 definition next to BU_P9_MISC_1 definition and change the MASK
2244 value to RS6000_BTM_P9_MISC.
2245 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2246 (BU_P9_64BIT_MISC_0): Likewise.
2247 (BU_P9_DFP_MISC_0): New macro definition.
2248 (BU_P9_DFP_MISC_1): New macro definition.
2249 (BU_P9_DFP_MISC_2): New macro definition.
2250 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2251 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2252 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2253 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2254 (TSTSFI_LT_TD): Likewise.
2255 (TSTSFI_EQ_DD): Likewise.
2256 (TSTSFI_EQ_TD): Likewise.
2257 (TSTSFI_GT_DD): Likewise.
2258 (TSTSFI_GT_TD): Likewise.
2259 (TSTSFI_OV_DD): Likewise.
2260 (TSTSFI_OV_TD): Likewise.
2261 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2262 (TSTSFI_LT_DD): Likewise.
2263 (TSTSFI_LT_TD): Likewise.
2264 (TSTSFI_EQ): Likewise.
2265 (TSTSFI_EQ_DD): Likewise.
2266 (TSTSFI_EQ_TD): Likewise.
2267 (TSTSFI_GT): Likewise.
2268 (TSTSFI_GT_DD): Likewise.
2269 (TSTSFI_GT_TD): Likewise.
2270 (TSTSFI_OV): Likewise.
2271 (TSTSFI_OV_DD): Likewise.
2272 (TSTSFI_OV_TD): Likewise.
2273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2274 overloaded test significance functions.
2275 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2276 OPTION_MASK_P9_MISC into the representation of this mask.
2277 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2279 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2280 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2282 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2283 argument is a 6-bit unsigned literal value if the icode argument
2284 represents a DFP test significance built-in call.
2285 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2286 flag used independently and in combination with the
2287 RS6000_BTM_64BIT flag.
2288 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2289 (rs6000_builtin_mask_names): Add entry for power9-misc
2290 command-line option.
2291 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2292 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2293 RS6000_BTM_P9_MISC macros.
2294 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2295 option and change the description of the -mpower9-vector option to
2296 enable only vector instructions, removing its erroneously claimed
2297 support for scalar instructions.
2298 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2299 the ISA 3.0 digital floating point test significance built-in
2302 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
2304 * config/aarch64/aarch64.c (cortexa35_tunings):
2305 Enable AES fusion. Use cortexa57_branch_cost.
2306 (cortexa53_tunings): Use cortexa57_branch_cost.
2307 (cortexa72_tunings): Use cortexa57_branch_cost.
2308 Use AUTOPREFETCHER_WEAK.
2309 (cortexa73_tunings): Use cortexa57_branch_cost.
2311 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2312 James Greenhalgh <james.greenhalgh@arm.com>
2314 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
2315 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
2316 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
2317 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
2318 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
2319 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
2320 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
2321 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
2322 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
2323 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
2324 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
2325 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
2326 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
2329 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
2330 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2332 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2334 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2336 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2339 * gcc.c (driver::build_option_suggestions): Pass "option" to
2340 add_misspelling_candidates.
2341 * opts-common.c (add_misspelling_candidates): Add "option" param;
2342 use it to avoid adding negated forms for options marked with
2344 * opts.h (add_misspelling_candidates): Add "option" param.
2346 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2349 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
2350 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
2351 first when permuting bitwise operation with rotate. Cast
2352 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2354 2016-06-29 David Malcolm <dmalcolm@redhat.com>
2356 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
2357 for misspelled param names.
2358 * params.c: Include spellcheck.h.
2359 (find_param_fuzzy): New function.
2360 * params.h (find_param_fuzzy): New prototype.
2361 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
2362 * spellcheck.h (struct edit_distance_traits<const char *>):
2365 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2367 * config/rs6000/predicates.md (const_0_to_7_operand): New
2368 predicate, recognize 0..7.
2369 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2370 support for doing extracts from V16QImode, V8HImode, V4SImode
2372 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
2373 vector extract support.
2374 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
2375 for ISA 3.0 vector extract.
2376 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
2377 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
2378 extracts of a constant element number from small integer vectors
2379 on 64-bit ISA 3.0 systems.
2380 (vsx_extract_<mode>_di): Likewise.
2381 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
2382 say when we can do ISA 3.0 vector extracts.
2383 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
2384 registers, using the stxsiwx instruction.
2386 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
2388 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
2389 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
2390 qdf24xx_regmove_cost, qdf24xx_tunings): New.
2391 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
2392 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
2393 * config/arm/arm.c (arm_qdf24xx_tune): New.
2395 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
2397 * config/aarch64/aarch64.c (cortexa53_tunings):
2398 Increase loop alignment to 8. Set function alignment to 16.
2399 (cortexa35_tunings): Likewise.
2400 (cortexa57_tunings): Increase loop alignment to 8.
2401 (cortexa72_tunings): Likewise.
2402 (cortexa73_tunings): Likewise.
2404 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
2406 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
2407 for arm_fp16_ok and arm_fp16_hw.
2408 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
2409 arm_fp16_alternative.
2411 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
2413 PR tree-optimization/71655
2414 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
2415 types when swapping operands.
2417 2016-06-29 Martin Liska <mliska@suse.cz>
2420 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
2421 * ipa-inline-transform.c (inline_call): Remove unnecessary call
2422 of build_optimization_node.
2424 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
2426 PR tree-optimization/70729
2427 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
2428 independent in loops having positive safelen value.
2429 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2430 it may be not valid after vectorization.
2432 2016-06-29 Jakub Jelinek <jakub@redhat.com>
2434 PR tree-optimization/71625
2435 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
2436 is sorted by ascending list->offset. If PTR is non-NULL and there is
2437 previous strinfo, call get_stridx_plus_constant.
2438 (get_stridx): Pass exp as second argument to get_addr_stridx.
2439 (addr_stridxptr): Add missing list = list->next, so that there can be
2440 more than one entries in the list. Bump limit from 16 to 32. Ensure
2441 the list is sorted by ascending list->offset.
2442 (get_stridx_plus_constant): Adjust so that it can be also called with
2443 ADDR_EXPR instead of SSA_NAME as PTR.
2444 (handle_char_store): Pass NULL_TREE as second argument to
2447 2016-06-29 Richard Biener <rguenther@suse.de>
2449 PR rtl-optimization/68961
2450 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
2452 2016-06-29 Richard Biener <rguenther@suse.de>
2455 * alias.c (component_uses_parent_alias_set_from): Handle
2456 type punning through union accesses by using the union alias set.
2457 * gimple.c (gimple_get_alias_set): Remove union type punning case.
2459 2016-07-29 Richard Biener <rguenther@suse.de>
2461 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
2462 precision not matching mode precision.
2464 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
2466 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
2467 pa_output_arg_descriptor.
2468 (call_val_symref_64bit_post_reload): Likewise.
2469 (call_val_powf_64bit_post_reload): Likewise.
2470 (sibcall_internal_symref_64bit): Likewise.
2471 (sibcall_value_internal_symref_64bit): Likewise.
2473 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2476 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2477 a constant, force its SUBREG_REG into memory or register instead
2480 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2483 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
2484 * doc/invoke.texi (AVR Options): Document it.
2486 2016-06-28 Walter Lee <walt@tilera.com>
2488 * config/tilegx/linux.h: Do not include arch/icache.h
2489 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2490 * config/tilepro/linux.h: Do not include arch/icache.h
2491 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2493 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
2495 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
2496 for big-endian BIT_FIELD_REF.
2498 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2500 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2501 ('size' attribute): Add '128'.
2503 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2504 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2505 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2506 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2507 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2508 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2509 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2510 *trunc<mode>df2_odd): Set size attribute to '128'.
2511 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2512 * config/rs6000/power6.md (power6-fp): Include dfp type.
2513 * config/rs6000/power7.md (power7-fp): Likewise.
2514 * config/rs6000/power8.md (power8-fp): Likewise.
2515 * config/rs6000/power9.md: New file.
2516 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2517 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2518 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2520 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2521 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2522 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2523 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2524 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2525 dfp_dscri_<mode>): Change type attribute to dfp.
2526 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2527 attribute to vecsimple.
2528 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2529 and prefetch streams.
2530 (rs6000_option_override_internal): Remove temporary code setting
2531 tuning to power8. Don't set rs6000_sched_groups for power9.
2532 (last_scheduled_insn): Change to rtx_insn *.
2533 (divide_cnt, vec_load_pendulum): New variables.
2534 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2535 (rs6000_issue_rate): Set issue rate for Power9.
2536 (is_power9_pairable_vec_type): New.
2537 (power9_sched_reorder2): New.
2538 (rs6000_sched_reorder2): Call new function for Power9 specific
2540 (insn_must_be_first_in_group): Remove Power9.
2541 (insn_must_be_last_in_group): Likewise.
2542 (force_new_group): Likewise.
2543 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2544 Initialize divide_cnt/vec_load_pendulum.
2545 (_rs6000_sched_context, rs6000_init_sched_context,
2546 rs6000_set_sched_context): Handle context save/restore of new
2549 2016-06-28 Richard Biener <rguenther@suse.de>
2551 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
2552 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
2553 COMPONENT_REF operand.
2554 (nonoverlapping_component_refs_p): Likewise.
2555 * stor-layout.c (start_bitfield_representative): Mark
2556 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
2558 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2560 * Makefile.in: Don't cat ../stage_current if it does not exist.
2562 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
2563 last argument is a bit-field.
2565 PR rtl-optimization/71673
2566 * internal-fn.c (expand_arith_overflow_result_store): Use
2567 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
2568 expand_simple_binop.
2571 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
2572 expand_ifn_atomic_compare_exchange): New functions.
2573 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
2574 * tree.h (build_call_expr_internal_loc): Rename to ...
2575 (build_call_expr_internal_loc_array): ... this. Fix up type of
2577 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
2578 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
2579 ATOMIC_COMPARE_EXCHANGE result.
2580 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
2581 * gimple-fold.h (optimize_atomic_compare_exchange_p,
2582 fold_builtin_atomic_compare_exchange): New prototypes.
2583 * gimple-fold.c (optimize_atomic_compare_exchange_p,
2584 fold_builtin_atomic_compare_exchange): New functions..
2585 * tree-ssa.c (execute_update_addresses_taken): If
2586 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
2587 of call when finding addressable vars, and if such var becomes
2588 non-addressable, call fold_builtin_atomic_compare_exchange.
2590 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2593 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2594 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2596 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2598 * config/rs6000/rs6000.md ('type' attribute): Add
2599 veclogical,veccmpfx,vecexts,vecmove insn types.
2600 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2601 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2602 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2603 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2604 *nabs<mode>2_hw): Change type to vecmove.
2605 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2606 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2607 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2608 *ieee_128bit_vsx_abs<mode>2_internal,
2609 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2610 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2611 *ieee128_mtvsrd_32bit): Change type to veclogical.
2612 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2613 *movdi_internal32, *movdi_internal64): Update insn types.
2614 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2615 vsx_extract_<mode>): Change type to veclogical.
2616 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2617 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2618 *vsx_sign_extend_si_v2di): Change type to vecexts.
2619 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2621 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2622 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2623 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2624 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2625 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2626 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2627 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2628 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2629 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2630 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2631 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2632 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2633 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2634 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2635 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2636 (ppc7450-vecsimple): Add veclogical, vecmove.
2637 (ppc7450-veccmp): Add veccmpfx.
2638 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2640 (ppc8540_vector_compare): Add veccmpfx.
2641 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2642 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2643 (cell-vecsimple): Add veclogical, vecmove.
2644 (cell-veccmp): Add veccmpfx.
2645 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2646 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2648 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2649 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2650 (power4-vecsimple): Add veclogical, vecmove.
2651 (power4-veccmp): Add veccmpfx.
2652 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2653 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2654 (power6-vecsimple): Add veclogical, vecmove.
2655 (power6-veccmp): Add veccmpfx.
2656 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2657 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2658 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2659 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2660 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2661 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2662 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2664 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2666 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2669 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2670 OPTION_MASK_P9_DFORM_VECTOR.
2671 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2672 disable -mpower9-dform-vector when using reload.
2673 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2674 New 'strict' argument. Update all callers. Add strict addressing
2676 (rs6000_legitimate_offset_address_p): Remove call to
2677 virtual_stack_registers_memory_p.
2678 (rs6000_legitimize_reload_address): Add quad address support.
2679 (rs6000_legitimate_address_p): Move call to quad_address_p above
2680 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2681 to account for new strict usage.
2682 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2683 for new strict usage.
2684 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2686 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.c (ix86_spill_class): Disable condition to
2694 always return NO_REGS.
2696 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2698 * predict.c: Include gimple-pretty-print.h
2699 (predicted_by_loop_heuristics_p): Check also
2700 PRED_LOOP_EXIT_WITH_RECURSION
2701 (predict_loops): Find self recursive calls and use special purpose
2702 predictors for them; dump log about decisions.
2703 (pass_profile::execute): Dump info about #of iterations.
2704 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2705 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2707 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2709 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2710 output_asm_insn calls and shorten long lines. Output .CALL
2711 argument descriptor using pa_output_arg_descriptor. Add various
2712 inline $$dyncall and other optimizations.
2713 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2715 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2717 PR tree-optimization/71643
2718 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2721 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2722 leak a bitmap if dep_bb is NULL.
2724 PR tree-optimization/71631
2725 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2726 to rewrite_expr_tree even if negate_result, move new_lhs var
2727 declaration and initialization earlier, for powi_result set afterwards
2728 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2729 if new_lhs != lhs, and don't shadow gsi var.
2731 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2733 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2734 Add in_loop parameter.
2735 (predict_loops): Add loop guard heuristics.
2736 * predict.def (PRED_LOOP_GUARD): New heuristics.
2738 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2740 * predict.c: Include ipa-utils.h
2741 (tree_bb_level_prediction): Predict recursive calls.
2742 (tree_estimate_probability_bb): Skip inexpensive calls for call
2744 * predict.def (PRED_RECURSIVE_CALL): New.
2746 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2748 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2749 (BU_FLOAT128_1): Likewise.
2751 (COPYSIGNQ): Likewise.
2752 (RS6000_BUILTIN_NANQ): Likewise.
2753 (RS6000_BUILTIN_NANSQ): Likewise.
2754 (RS6000_BUILTIN_INFQ): Likewise.
2755 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2756 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2757 (TARGET_FOLD_BUILTIN): New #define.
2758 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2759 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2760 (rs6000_fold_builtin): New target hook implementation, handling
2761 folding of 128-bit NaNs and infinities.
2762 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2763 entries are filled in to avoid problems during bootstrap
2764 self-test; define builtins for 128-bit NaNs and infinities.
2765 (rs6000_opt_mask): Add entry for float128.
2766 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2767 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2768 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2769 (const_str_type_node): New #define.
2770 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2771 to a define_expand that dispatches to either copysign<mode>3_soft
2772 or copysign<mode>3_hard.
2773 (copysign<mode>3_hard): Rename from copysign<mode>3.
2774 (copysign<mode>3_soft): New define_insn.
2775 * doc/extend.texi: Document new builtins.
2777 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2779 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2780 PRIu64 instead of lu.
2782 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2785 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2788 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2790 PR tree-optimization/71647
2791 * omp-low.c (lower_rec_input_clauses): Convert
2792 omp_clause_aligned_alignment (c) to size_type_node for the
2793 last argument of __builtin_assume_aligned.
2795 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2797 * configure.ac (calling ___tls_get_addr via GOT): New
2798 assembler/linker check.
2799 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2800 assembler and linker supports calling ___tls_get_addr via GOT.
2801 Otherise, defined to 0.
2802 * config.in: Regenerated.
2803 * configure: Likewise.
2804 * config/i386/constraints.md (Yb): New constraint.
2805 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2806 (REG_CLASS_NAMES): Likewise.
2807 (REG_CLASS_CONTENTS): Likewise.
2808 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2809 the b constraint with the Yb constraint. Call ___tls_get_addr
2810 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2812 (*tls_local_dynamic_base_32_gnu): Likewise.
2813 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2814 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2815 (*tls_local_dynamic_base_64_<mode>): Likewise.
2817 2016-06-24 Martin Liska <mliska@suse.cz>
2819 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2820 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2822 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2823 argument to true if the expected number of iterations is
2826 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2828 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2829 assemble for 32bit target.
2830 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2831 and $ld_ix86_gld_32_opt to link for 32bit target.
2832 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2833 * configure: Regenerate.
2835 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2837 * config/arm/arm.c (int_log2): Delete definition and prototype.
2838 (shift_op): Use exact_log2 instead of int_log2.
2839 (vfp3_const_double_for_fract_bits): Likewise.
2841 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2843 * internal-fn.c (expand_arith_set_overflow): New function.
2844 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2846 (expand_arith_overflow_result_store): Likewise. Handle precision
2847 smaller than mode precision.
2848 * tree-vrp.c (extract_range_basic): For imag part, handle
2849 properly signed 1-bit precision result.
2850 * doc/extend.texi (__builtin_add_overflow): Document that last
2851 argument can't be pointer to enumerated or boolean type.
2852 (__builtin_add_overflow_p): Document that last argument can't
2853 have enumerated or boolean type.
2855 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2856 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2858 * config/rs6000/predicates.md (splat_input_operand): Rework.
2859 Don't allow constants, since the insns that use this predicate
2860 don't support constants. Constants are handled by other insns
2861 that are created via combine. During and after register
2862 allocation, only allow indexed or indirect addresses, and not
2863 general addresses. Only allow modes supported by the hardware.
2864 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2865 comment. Move check for using VSPLTIS<x> to a common location,
2866 instead of doing it in two different places.
2868 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2870 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2871 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2872 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2873 signature_CENTAUR_ebx.
2875 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2879 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2880 (as_ix86_gas_32_opt): This.
2881 (ld_ix86_tls_ldm_opt): Renamed to ...
2882 (ld_ix86_gld_32_opt): This.
2883 (R_386_TLS_LDM reloc): Updated.
2884 (R_386_GOT32X reloc): New assembler/linker check.
2885 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2886 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2888 * config.in: Regenerated.
2889 * configure: Likewise.
2890 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2891 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2892 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2893 if ix86_force_load_from_GOT_p returns true.
2894 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2895 ix86_force_load_from_GOT_p returns true.
2896 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2897 the external function address via the GOT slot.
2898 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2899 HAVE_AS_IX86_GOT32X before returning false.
2900 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2901 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2903 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2905 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2907 2016-06-23 Andi Kleen <ak@linux.intel.com>
2909 * Makefile.in: Regenerate.
2910 * doc/install.texi: Document autoprofiledbootstrap.
2912 2016-06-23 Andi Kleen <ak@linux.intel.com>
2914 * config/i386/gcc-auto-profile: New file.
2916 2016-06-23 Martin Liska <mliska@suse.cz>
2919 * predict.c (predict_loops): Revert the hunk that was removed
2922 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2924 * config.gcc: Add support for arm*-*-phoenix* targets.
2925 * config/arm/t-phoenix: New.
2926 * config/phoenix.h: New.
2928 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2929 H.J. Lu <hongjiu.lu@intel.com>
2932 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2933 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2934 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2935 ix86_force_load_from_GOT_p returns true.
2936 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2937 ix86_force_load_from_GOT_p returns true.
2938 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2939 ix86_force_load_from_GOT_p returns true.
2940 (ix86_expand_move): Load the external function address via the
2941 GOT slot if ix86_force_load_from_GOT_p returns true.
2942 * config/i386/predicates.md (x86_64_immediate_operand): Return
2943 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2944 (x86_64_zext_immediate_operand): Ditto.
2946 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2950 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2953 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2954 * diagnostic.c (pedwarn_at_rich_loc): New function.
2955 * spellcheck.h (best_match::best_match): Add a
2956 "best_distance_so_far" optional parameter.
2957 (best_match::set_best_so_far): New method.
2958 (best_match::get_best_distance): New accessor.
2959 (best_match::get_best_candidate_length): New accessor.
2961 2016-06-22 Nick Clifton <nickc@redhat.com>
2963 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2964 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2965 modes are accepted as well.
2966 (ucompare_loc_descriptor): Likewise.
2967 (minmax_loc_descriptor): Likewise.
2968 (clz_loc_descriptor): Likewise.
2969 (popcount_loc_descriptor): Likewise.
2970 (bswap_loc_descriptor): Likewise.
2971 (rotate_loc_descriptor): Likewise.
2972 (mem_loc_descriptor): Likewise.
2973 (loc_descriptor): Likewise.
2975 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2977 * common.opt (fdiagnostics-parseable-fixits): New option.
2978 * diagnostic.c: Include "selftest.h".
2979 (print_escaped_string): New function.
2980 (print_parseable_fixits): New function.
2981 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2982 (selftest::assert_print_escaped_string): New function.
2983 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2984 (selftest::test_print_escaped_string): New function.
2985 (selftest::test_print_parseable_fixits_none): New function.
2986 (selftest::test_print_parseable_fixits_insert): New function.
2987 (selftest::test_print_parseable_fixits_remove): New function.
2988 (selftest::test_print_parseable_fixits_replace): New function.
2989 (selftest::diagnostic_c_tests): New function.
2990 * diagnostic.h (struct diagnostic_context): Add field
2991 "parseable_fixits_p".
2992 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2993 -fdiagnostics-parseable-fixits.
2994 (-fdiagnostics-parseable-fixits): New option.
2995 * opts.c (common_handle_option): Handle
2996 -fdiagnostics-parseable-fixits.
2997 * selftest-run-tests.c (selftest::run_tests): Call
2998 selftest::diagnostic_c_tests.
2999 * selftest.h (selftest::diagnostic_c_tests): New prototype.
3001 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
3003 PR tree-optimization/71488
3004 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
3005 comparison of boolean vectors.
3006 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
3007 of boolean vectors using bitwise operations.
3009 2016-06-22 Andreas Schwab <schwab@suse.de>
3011 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
3014 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
3016 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
3018 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
3020 * config/i386/i386.c (print_reg): Emit an error message on attempt to
3023 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3025 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
3026 * config/arm/arm-cores.def (cortex-a73): New entry.
3027 (cortex-a73.cortex-a35): Likewise.
3028 (cortex-a73.cortex-a53): Likewise.
3029 * config/arm/arm-tables.opt: Regenerate.
3030 * config/arm/arm-tune.md: Likewise.
3031 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
3032 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3033 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
3034 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
3035 * doc/invoke.texi (ARM Options): Document cortex-a73,
3036 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
3038 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3040 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
3041 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
3042 (cortex-a73.cortex-a35): Likewise.
3043 (cortex-a73.cortex-a53): Likewise.
3044 * config/aarch64/aarch64-tune.md: Regenerate.
3045 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
3046 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
3049 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3051 * configure.ac (gcc_cv_as_compress_debug): Remove
3052 --compress-debug-sections as extra as switch.
3053 Handle gas --compress-debug-sections=type.
3054 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
3055 Handle gld --compress-debug-sections=type.
3056 * configure: Regenerate.
3058 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
3060 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
3062 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
3064 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
3065 (do_rewrite): likewise.
3067 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3069 * common/config/mep/mep-common.c: Remove.
3070 * config.gcc: Remove mep-* support.
3071 * config/mep/constraints.md: Remove.
3072 * config/mep/default.h: Remove.
3073 * config/mep/intrinsics.h: Remove.
3074 * config/mep/intrinsics.md: Remove.
3075 * config/mep/ivc2-template.h: Remove.
3076 * config/mep/mep-c5.cpu: Remove.
3077 * config/mep/mep-core.cpu: Remove.
3078 * config/mep/mep-default.cpu: Remove.
3079 * config/mep/mep-ext-cop.cpu: Remove.
3080 * config/mep/mep-intrin.h: Remove.
3081 * config/mep/mep-ivc2.cpu: Remove.
3082 * config/mep/mep-pragma.c: Remove.
3083 * config/mep/mep-protos.h: Remove.
3084 * config/mep/mep.c: Remove.
3085 * config/mep/mep.cpu: Remove.
3086 * config/mep/mep.h: Remove.
3087 * config/mep/mep.md: Remove.
3088 * config/mep/mep.opt: Remove.
3089 * config/mep/predicates.md: Remove.
3090 * config/mep/t-mep: Remove.
3091 * doc/install.texi: Remove mep-* documentation.
3092 * doc/md.texi: Likewise.
3094 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3096 * config.gcc: Remove support for avr-rtems.
3097 * config/avr/gen-avr-mmcu-specs.c: Likewise.
3098 * config/avr/rtems.h: Remove.
3099 * config/avr/t-rtems: Remove.
3101 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3103 * config.gcc: Remove m32r-rtems support.
3104 * config/m32r/rtems.h: Remove.
3106 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3108 * config.gcc: Remove h8300-rtems support.
3109 * config/h8300/rtems.h: Remove.
3110 * config/h8300/t-rtems: Remove.
3112 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3114 * config.gcc: Remove support for knetbsd.
3115 * configure.ac: Likewise.
3116 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
3117 * config/knetbsd-gnu.h: Remove.
3118 * configure: Regenerate.
3120 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3122 * config.gcc: Remove support for openbsd 2 and 3.
3123 * config/openbsd-oldgas.h: Remove.
3125 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3127 * config.gcc: Remove interix support.
3128 * config/i386/i386-interix.h: Remove.
3129 * config/i386/interix.opt: Remove.
3130 * config/i386/t-interix: Remove.
3131 * configure: Regenerate.
3132 * configure.ac: Remove interix support.
3133 * doc/install.texi: Remove interix documentation.
3135 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
3137 * config/rs6000/rs6000.h: Add conditional preprocessing directives
3138 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
3141 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3143 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
3144 they are both PLACEHOLDER_EXPRs.
3146 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3148 * stor-layout.c (layout_type): Move setting complex MODE to
3149 layout_type, instead of setting it ahead of time by the caller.
3150 * tree.c (build_complex_type): Likewise.
3152 2016-06-21 Martin Liska <mliska@suse.cz>
3154 * predict.c (force_edge_cold): Replace imposisble with
3157 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3159 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
3160 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
3162 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
3164 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
3166 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
3167 Ilya Enkovich <ilya.enkovich@intel.com>
3170 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
3171 New member function to convert V1TImode register to SUBREG
3172 TImode in debug insn.
3173 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3174 after changing register mode to V1TImode.
3176 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3178 * config/aarch64/aarch64-cores.def (vulcan): New core.
3179 * config/aarch64/aarch64-tune.md: Regenerate.
3180 * doc/invoke.texi: Document vulcan as an available option.
3182 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3184 * cse.c (canon_asm_operands): New function extracted from...
3185 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3186 either standalone or member of a PARALLEL.
3188 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3191 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3192 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3193 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3195 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3198 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3199 constant addresses if can_create_pseudo_p.
3201 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3203 PR tree-optimization/71588
3204 * tree-ssa-strlen.c (valid_builtin_call): New function.
3205 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3208 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3211 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3212 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3213 for conversion of scalar user var to complex type and use the
3214 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3217 PR rtl-optimization/71591
3218 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3219 don't run any tests.
3221 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3224 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3225 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3226 space for PIC with non-v32 and the common non-PIC "jump".
3228 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3231 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3232 returned values and add UN*/LTGT/*ORDERED cases with values matching
3233 D operand modifier on vcmp for AVX.
3235 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3237 * config/aarch64/aarch64.opt
3238 (mpc-relative-literal-loads): Rename internal option name.
3239 * config/aarch64/aarch64.c
3240 (aarch64_nopcrelative_literal_loads): Rename to
3241 aarch64_pcrelative_literal_loads.
3242 (aarch64_expand_mov_immediate): Likewise.
3243 (aarch64_secondary_reload): Likewise.
3244 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3245 (aarch64_override_options_after_change_1): Rename and simplify logic.
3246 (aarch64_classify_symbol): Merge large model checks into switch,
3247 remove pc-relative load check.
3249 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3251 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3252 costs relative to the cost of a register move.
3254 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3256 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3257 (vcvt_n_f64_u64): Likewise.
3258 (vcvt_n_s64_f64): Likewise.
3259 (vcvt_n_u64_f64): Likewise.
3260 (vcvt_f64_s64): Likewise.
3261 (vrecpe_f64): Likewise.
3262 (vcvt_f64_u64): Likewise.
3263 (vrecps_f64): Likewise.
3265 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3267 * config/aarch64/aarch64.md
3268 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
3270 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
3272 * config/aarch64/aarch64-builtins.c
3273 (aarch64_types_binop_uss_qualifiers): Delete.
3274 (TYPES_BINOP_USS): Likewise.
3275 (aarch64_types_binop_sus_qualifiers): Likewise.
3276 (TYPES_BINOP_SUS): Likewise.
3277 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
3278 (TYPES_FCVTIMM_SUS): Likewise.
3279 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
3281 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
3282 (fcvtzs): Use SHIFTIMM rather than BINOP.
3283 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
3285 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3287 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
3288 costs relative to the cost of a register move.
3290 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3292 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
3293 Allow scalar/single vector modes to be tieable.
3295 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3297 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
3299 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3301 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
3303 * tree.h (TYPE_ALIGN): Likewise.
3305 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3308 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
3310 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3312 * config/avr/avr.c (avr_print_operand): Fix "format not a string
3313 literal" build warnings.
3314 (avr_print_operand_address): Dito.
3316 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
3319 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
3320 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
3322 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
3324 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
3326 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
3329 * reload1.c (reload): Pass 0 to finish_spills when called because
3330 update_eliminables_and_spill returns true and remove did_spill.
3331 (finish_spills): Adjust comment and document GLOBAL parameter.
3333 2016-06-17 DJ Delorie <dj@redhat.com>
3336 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
3337 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
3338 (umulqihi3_virt): Likewise.
3339 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
3340 (umulqihi3_real): Likewise.
3342 2016-06-17 Martin Liska <mliska@suse.cz>
3344 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
3346 2016-06-17 Martin Liska <mliska@suse.cz>
3348 * predict.def: PRED_LOOP_EXIT from 92 to 85.
3350 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
3352 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
3354 (vaddq_f32): Likewise.
3355 (vmul_f32): Likewise.
3356 (vmulq_f32): Likewise.
3357 (vsub_f32): Likewise.
3358 (vsubq_f32): Likewise.
3360 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3362 PR tree-optimization/71347
3363 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
3364 cost for all uses in group.
3366 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3368 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
3369 insert gimple seq if it's not empty.
3371 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3373 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
3375 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
3377 (comp_dr_with_seg_len_pair): Ditto.
3378 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
3379 struct dr_with_seg_len_pair against DR_OFFSET.
3380 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
3383 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
3385 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
3387 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
3389 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
3390 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
3391 (pa_output_millicode_call): Likewise.
3392 (pa_output_call): Likewise.
3393 (pa_output_indirect_call): Likewise.
3394 (pa_asm_output_mi_thunk): Likewise.
3396 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3398 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
3400 2016-06-16 Martin Liska <mliska@suse.cz>
3402 * predict.c (combine_predictions_for_insn): When we find a first
3403 match predictor, we should consider just predictors with
3404 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
3405 DS theory predictor.
3406 (combine_predictions_for_bb): Likewise.
3408 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3410 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3411 with base of reference to struct.
3413 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3415 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
3417 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3420 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
3421 progmem_swtable_section.
3422 (progmem_swtable_section): Remove.
3423 (avr_asm_function_rodata_section): Remove.
3424 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3425 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
3427 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
3429 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3430 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
3431 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
3432 signature_CENTAUR_ebx.
3433 * config/i386/i386.c (ix86_option_override_internal): Add
3434 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
3435 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
3436 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
3438 2016-06-16 Martin Liska <mliska@suse.cz>
3440 * predict.def: Add fortran loop preheader predictor.
3441 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
3442 fold IFN_BUILTIN_EXPECT with a known constant argument.
3444 2016-06-16 Martin Liska <mliska@suse.cz>
3446 * predict.def: Add 'Fortran' to display text of all
3447 PRED_FORTRAN_* predictors.
3449 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3452 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
3453 [IA64_BUILTIN_NANSQ]: Ditto.
3454 (ia64_fold_builtin): New function.
3455 (TARGET_FOLD_BUILTIN): New define.
3456 (ia64_init_builtins) Declare const_string_type node.
3457 Add __builtin_nanq and __builtin_nansq builtin functions.
3458 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
3460 2016-06-16 Nick Clifton <nickc@redhat.com>
3462 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
3463 MSP430_HWMULT_ prefix to enum values.
3464 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
3465 * config/msp430/msp430.c: Update use of enum values.
3466 * config/msp430/msp430.md: Likewise.
3467 * config/msp430/msp430.opt: Likewise.
3469 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
3471 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
3472 of comparsions in the last iteration.
3474 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3475 Joern Rennecke <joern.rennecke@embecosm.com>
3477 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
3479 (arc_needs_pcl_p): Add GOTOFFPC.
3480 (arc_legitimate_pic_addr_p): Likewise.
3481 (arc_output_pic_addr_const): Likewise.
3482 (arc_legitimize_pic_address): Generate a pc-relative address using
3484 (arc_output_libcall): Use @pcl syntax.
3485 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
3486 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
3487 (*movsi_insn): Use @pcl syntax.
3488 (doloop_begin_i): Likewise.
3490 2016-06-16 Martin Liska <mliska@suse.cz>
3492 * predict.def: Define a new predictor.
3494 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3496 * config/arc/arc.opt (mtp-regno): Update text.
3498 2016-06-16 Renlin Li <renlin.li@arm.com>
3500 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
3502 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3506 (setcc + and peephole2): Likewise.
3508 PR rtl-optimization/71532
3509 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
3512 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3514 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
3515 DImode constants with XXSPLTIB in vector registers.
3516 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
3517 vsx_extract_<mode>_internal{1,2} into a single insn that handles
3518 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
3519 extraction of the element at the top of the register as a scalar
3521 (vsx_extract_<mode>_internal1): Likewise.
3522 (vsx_extract_<mode>_internal2): Likewise.
3523 * config/rs6000/constraints.md (wi constraint): Remove a comment
3524 about DImode not being allowed in Altivec registers.
3525 (wB constraint): New constraint for constants that can be
3526 generated in Altivec registers with VSPLTISW/VUPKHSW.
3527 * config/rs6000/predicates.md (xxspltib_constant_split): Update
3529 (xxspltib_constant_nosplit): Likewise.
3530 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
3531 support for -mupper-regs-di to enable DImode to go into Altivec
3533 (POWERPC_MASKS): Likewise.
3534 (power7 cpu): Likewise.
3535 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
3536 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
3537 for DImode being allowed in Altivec registers. Update wi/wj
3538 constraints. Set scalar_in_vmx_p flag.
3539 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
3540 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
3541 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
3542 (rs6000_opt_masks): Add -mupper-regs-di.
3543 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
3544 direct move to use wi and not wj.
3546 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
3548 (floatunssi<mode>2_lfiwzx_mem): Likewise.
3549 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
3550 any VSX register, instead of just Altivec registers, to allow
3551 either operand to be an Altivec register or both.
3552 (fixuns_trunc<mode>di2_fctiduz): Likewise.
3553 (movdi_internal32): Add support for -mupper-regs-di. Add support
3554 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
3555 the alternatives and attributes to be lined up to be easier to
3557 (movdi_internal64): Likewise.
3558 (64-bit DImode splitters): Change predicates to only split loading
3559 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
3560 load constants in ISA 3.0 or ISA 2.07 respectively.
3561 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3562 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
3563 mention -mcpu=power9 sets these options.
3564 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
3567 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3570 * config/avr/avr.c (avr_set_current_function): Warn misspelled
3571 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
3572 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
3573 by default to warn misspelled interrupt/ signal handler.
3574 * doc/invoke.texi (AVR Options): Document it. Update description
3575 for -nodevicelib option.
3577 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3579 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
3580 up parentheses. Use GET_MODE_UNIT_BITSIZE.
3581 (aarch64_<sur>shll2_n<mode>): Likewise.
3583 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3586 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3587 DECL_CONTEXT for copied arguments.
3589 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3591 PR tree-optimization/71483
3592 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
3595 2016-06-15 Martin Liska <mliska@suse.cz>
3597 * predict.c (tree_predict_by_opcode): Call predict_edge_def
3598 instead of predict_edge w/o a probability.
3600 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3602 PR tree-optimization/71439
3603 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
3606 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3608 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
3609 register subregs in SET_SRC.
3611 2016-06-15 Richard Biener <rguenther@suse.de>
3613 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
3616 2016-06-15 Richard Biener <rguenther@suse.de>
3618 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
3619 not consider dependences between accesses that belong to the
3621 (vect_analyze_data_ref_dependences): Do not analyze read-read
3622 or self-dependences.
3624 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3626 * spellcheck-tree.c: Include spellcheck-tree.h rather than
3628 (find_closest_identifier): Reimplement in terms of
3629 best_match<tree,tree>.
3630 * spellcheck-tree.h: New file.
3631 * spellcheck.c (struct edit_distance_traits<const char *>): New
3633 (find_closest_string): Reimplement in terms of
3634 best_match<const char *, const char *>.
3635 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
3636 overload to spellcheck-tree.h.
3637 (find_closest_identifier): Likewise.
3638 (struct edit_distance_traits<T>): New template.
3639 (class best_match): New class.
3641 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3643 * selftest-run-tests.c (selftest::run_tests): Call
3644 selftest::spellcheck_tree_c_tests.
3645 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
3646 * spellcheck-tree.c: Include selftest.h and stringpool.h.
3647 (selftest::test_find_closest_identifier): New function.
3648 (selftest::spellcheck_tree_c_tests): New function.
3649 * spellcheck.c (selftest::test_find_closest_string): Verify that
3650 the order of the vec does not affect the results for this case.
3651 (selftest::test_data): New array.
3652 (selftest::test_metric_conditions): New function.
3653 (selftest::spellcheck_c_tests): Add a test of case-comparison.
3654 Call selftest::test_metric_conditions.
3656 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3658 * config/rs6000/rs6000-builtin.def (commentary): Typo.
3659 (BU_P9_MISC_1): Likewise.
3660 (BU_P9_64BIT_MISC_0): Likewise.
3661 (BU_P9_MISC_0): Likewise.
3663 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3665 * gcc-rich-location.c
3666 (gcc_rich_location::add_fixit_misspelled_id): New method.
3667 * gcc-rich-location.h
3668 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3670 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3672 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3673 FreeBSD 11 and above.
3675 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3677 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3679 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3681 * expmed.h: Close parenthesis in "at your option" in copyright
3683 * lower-subreg.h: Likewise.
3685 2016-06-14 Richard Biener <rguenther@suse.de>
3688 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3691 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3693 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3695 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3697 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3699 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3700 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3702 2016-06-14 Richard Biener <rguenther@suse.de>
3704 PR tree-optimization/71522
3705 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3706 copying into float copying.
3708 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3710 PR tree-optimization/71520
3711 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3712 (replace_block_by): Move user labels from bb1 to bb2.
3714 2016-06-14 Richard Biener <rguenther@suse.de>
3718 * expr.h (get_bit_range): Declare.
3719 * expr.c (get_bit_range): Export.
3720 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3721 word_mode again to constrain the bitfield access.
3723 2016-06-14 Richard Biener <rguenther@suse.de>
3725 PR tree-optimization/71521
3726 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3727 division int_const_binop against zero divisor.
3729 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3731 * config/i386/i386.md (signbittf2): New expander.
3732 * config/i386/sse.md (ptesttf2): New insn pattern.
3734 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3737 * input.c (selftest::test_reading_source_line): Avoid reading from
3738 __FILE__ by creating a tempfile with known content and reading
3741 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3743 * pretty-print.c (assert_pp_format_colored): Skip the test if
3745 (test_pp_format): Remove comment about GCC_COLORS.
3747 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3749 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3750 * pretty-print.c (assert_pp_format_va): Add location param and use
3751 it with ASSERT_STREQ_AT.
3752 (assert_pp_format): Add location param and pass it to
3753 assert_pp_format_va.
3754 (assert_pp_format_colored): Likewise.
3755 (ASSERT_PP_FORMAT_1): New.
3756 (ASSERT_PP_FORMAT_2): New.
3757 (ASSERT_PP_FORMAT_3): New.
3758 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3759 explicitly, or implicitly via the above macros.
3760 * selftest.c (selftest::pass): Use a selftest::location rather
3762 (selftest::fail): Likewise. Print the function name.
3763 (selftest::fail_formatted): Likewise.
3764 (selftest::assert_streq): Use a selftest::location rather than
3766 * selftest.h (selftest::location): New struct.
3767 (SELFTEST_LOCATION): New macro.
3768 (selftest::pass): Accept a const location & rather than file
3770 (selftest::fail): Likewise.
3771 (selftest::fail_formatted): Likewise.
3772 (selftest::assert_streq): Likewise.
3773 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3774 (ASSERT_FALSE): Likewise.
3775 (ASSERT_EQ): Likewise.
3776 (ASSERT_NE): Likewise.
3777 (ASSERT_STREQ): Likewise.
3778 (ASSERT_PRED1): Likewise.
3779 (ASSERT_STREQ_AT): New macro.
3781 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3783 * selftest.c (selftest::fail_formatted): New function.
3784 (selftest::assert_streq): New function.
3785 * selftest.h (selftests::fail_formatted): New decl.
3786 (selftest::assert_streq): New decl.
3787 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3789 2016-06-13 Jeff Law <law@redhat.com>
3791 PR tree-optimization/71403
3792 * tree-ssa-threadbackward.c
3793 (convert_and_register_jump_thread_path): No longer accept reference
3794 to path. Do not pop items off the path anymore.
3795 (fsm_find_control_statement_thread_paths): Do not allow threading
3796 to a deeper loop nest. Pop the last item off the path here rather
3797 than in convert_and_register_jump_thread_path.
3799 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3800 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3802 [AArch64] Emit division using the Newton series
3804 * config/aarch64/aarch64-protos.h
3805 (cpu_approx_modes): Add new member "division".
3806 (aarch64_emit_approx_div): Declare new function.
3807 * config/aarch64/aarch64.c
3808 (generic_approx_modes): New member "division".
3809 (exynosm1_approx_modes): Likewise.
3810 (xgene1_approx_modes): Likewise.
3811 (aarch64_emit_approx_div): Define new function.
3812 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3813 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3814 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3815 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3817 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3818 Wilco Dijkstra <wilco.dijkstra@arm.com>
3820 [AArch64] Emit square root using the Newton series
3822 * config/aarch64/aarch64-protos.h
3823 (aarch64_emit_approx_rsqrt): Replace with new function
3824 "aarch64_emit_approx_sqrt".
3825 (cpu_approx_modes): New member "sqrt".
3826 * config/aarch64/aarch64.c
3827 (generic_approx_modes): New member "sqrt".
3828 (exynosm1_approx_modes): Likewise.
3829 (xgene1_approx_modes): Likewise.
3830 (aarch64_emit_approx_rsqrt): Replace with new function
3831 "aarch64_emit_approx_sqrt".
3832 (aarch64_override_options_after_change_1): Handle new option.
3833 * config/aarch64/aarch64-simd.md
3834 (rsqrt<mode>2): Use new function instead.
3835 (sqrt<mode>2): New expansion and insn definitions.
3836 * config/aarch64/aarch64.md: Likewise.
3837 * config/aarch64/aarch64.opt
3838 (mlow-precision-sqrt): Add new option description.
3839 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3841 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3843 [AArch64] Add more choices for the reciprocal square root approximation
3845 Allow a target to prefer such operation depending on the operation mode.
3847 * config/aarch64/aarch64-protos.h
3848 (AARCH64_APPROX_MODE): New macro.
3849 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3850 (cpu_approx_modes): New structure.
3851 (tune_params): New member "approx_modes".
3852 * config/aarch64/aarch64-tuning-flags.def
3853 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3854 * config/aarch64/aarch64.c
3855 (generic_approx_modes): New core "cpu_approx_modes" structure.
3856 (exynosm1_approx_modes): Likewise.
3857 (xgene1_approx_modes): Likewise.
3858 (generic_tunings): New member "approx_modes".
3859 (cortexa35_tunings): Likewise.
3860 (cortexa53_tunings): Likewise.
3861 (cortexa57_tunings): Likewise.
3862 (cortexa72_tunings): Likewise.
3863 (exynosm1_tunings): Likewise.
3864 (thunderx_tunings): Likewise.
3865 (xgene1_tunings): Likewise.
3866 (use_rsqrt_p): New argument for the mode and use new member from
3868 (aarch64_builtin_reciprocal): Devise mode from builtin.
3869 (aarch64_optab_supported_p): New argument for the mode.
3870 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3872 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3874 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3875 RS6000_BTM_MODULO flag into the set of flags that are considered
3876 to be part of the common configuration.
3878 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3880 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3881 difference unsigned.
3882 (vec_absdb): New macro for vector absolute difference unsigned
3884 (vec_absdh): New macro for vector absolute difference unsigned
3886 (vec_absdw): New macro for vector absolute difference unsigned word.
3887 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3888 (vadu<mode>3): New insn.
3889 (*p9_vadu<mode>3): New insn.
3890 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3892 (vaduh): New built-in definition.
3893 (vaduw): New built-in definition.
3894 (vadu): New overloaded built-in definition.
3895 (vadub): New overloaded built-in definition.
3896 (vaduh): New overloaded built-in definition.
3897 (vaduw): New overloaded built-in definition.
3898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3899 overloaded vector absolute difference unsigned functions.
3900 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3901 the ISA 3.0 vector absolute difference unsigned built-in functions.
3903 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3905 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3906 update shared_lookup_references only once after changing operands.
3908 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3911 * tree-nested.c (convert_nonlocal_omp_clauses)
3912 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3914 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3915 * tree.def (CASE_LABEL_EXPR): Likewise.
3917 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3920 * input.c (test_builtins): Fix an assertion.
3922 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3927 (isinf<mode>2): Ditto.
3929 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3931 * ggc-tests.c (test_finalization): Only test need_finalization_p
3932 for GCC_VERSION >= 4003.
3934 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3936 * config/s390/vecintrin.h: Fix file description in comment.
3938 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3940 * config/s390/s390-builtin-types.def: Change builtin type naming
3941 scheme to match builtin-types.def.
3943 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3945 * fold-const.c (optimize_minmax_comparison): Remove.
3946 (fold_comparison): Remove call to the above.
3947 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3948 New transformations.
3950 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3952 PR tree-optimization/71416
3953 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3956 2016-06-13 Martin Liska <mliska@suse.cz>
3958 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3959 (combine_predictions_for_insn): Likewise.
3960 (prune_predictions_for_bb): Likewise.
3961 (combine_predictions_for_bb): Likewise.
3963 2016-06-13 Richard Biener <rguenther@suse.de>
3965 PR tree-optimization/71505
3966 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3967 assert match comment.
3969 2016-06-13 Marek Polacek <polacek@redhat.com>
3972 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3973 gimplify_switch_expr.
3974 (warn_switch_unreachable_r): New function.
3976 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3979 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3982 2016-06-13 Richard Biener <rguenther@suse.de>
3985 * fold-const.c (fold_unary_loc): Preserve alignment when
3986 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3988 2016-06-13 Martin Liska <mliska@suse.cz>
3991 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3992 w/ -fsanitize=bounds.
3994 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3996 * config/i386/i386.c (ix86_init_builtins): Calculate
3997 FLOAT128_FTYPE_CONST_STRING function type only once.
3998 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3999 built-in functions are available for x86-32 and x86-64 targets.
4001 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
4004 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
4006 (FLOAT128_FTYPE_CONST_STRING): New function type.
4007 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
4008 [IX86_BUILTIN_NANSQ]: Ditto.
4009 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4010 (ix86_init_builtin_types): Declare const_string_type_node.
4011 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
4013 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
4014 * doc/extend.texi (x86 Built-in Functions): Document
4015 __builtin_nanq and __builtin_nansq.
4017 2016-06-11 Jiong Wang <jiong.wang@arm.com>
4020 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
4021 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
4022 length for pop patterns.
4023 (arm_attr_length_push_multi): Update comments.
4024 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
4026 (*pop_multiple_with_writeback_and_return): Likewise.
4027 (*pop_multiple_with_return): Likewise.
4029 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
4032 * fold-const.c (optimize_bit_field_compare): Don't try to use
4033 word_mode unconditionally for reading the bit field, look at
4034 DECL_BIT_FIELD_REPRESENTATIVE instead.
4036 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4039 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
4040 vector integer type.
4042 2016-06-10 Jakub Jelinek <jakub@redhat.com>
4045 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
4046 without LABEL_DECL, set *handled_ops_p to false instead of true.
4048 2016-06-10 Martin Sebor <msebor@redhat.com>
4051 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
4052 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
4053 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
4055 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
4056 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
4057 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
4058 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
4059 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
4060 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
4061 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
4062 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
4064 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4066 * config/arm/arm.h (pool_vector_label,
4067 return_used_this_function): Remove.
4069 2016-06-10 Jeff Law <law@redhat.com>
4071 PR tree-optimization/71335
4072 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
4073 zero length paths here.
4074 (convert_and_register_jump_thread_path): Remove hacks related to
4075 duplicated blocks in the jump thread path.
4076 (fsm_find_control_statement_thread_paths): Avoid putting the same
4077 block on the thread path twice, but ensure the thread path is
4078 unchanged from the caller's point of view.
4080 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4082 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
4083 * predict.def (PRED_LOOP_BRANCH): Remove.
4085 2016-06-10 David Malcolm <dmalcolm@redhat.com>
4087 * Makefile.in (OBJS): Add ggc-tests.o.
4088 (GTFILES): Add ggc-tests.c.
4089 * ggc-tests.c: New file.
4090 * selftest-run-tests.c (selftest::run_tests): Call
4091 selftest::ggc_tests_c_tests.
4092 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
4094 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
4096 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
4098 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
4101 * varasm.c (place_block_symbol): Adjust alignment for asan protected
4102 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
4104 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
4106 * profile.c: Include cfgloop.h.
4107 (branch_prob): Compute estimated number of iterations.
4108 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
4109 recompute estimate number of iterations from profile.
4111 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4114 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
4115 must be grouped on top of stack. Don't force early clobber
4116 on ordinary reg outputs.
4118 2016-06-10 Richard Biener <rguenther@suse.de>
4120 * targhooks.c (default_builtin_vectorization_cost): Adjust
4123 2016-06-10 Richard Biener <rguenther@suse.de>
4125 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
4126 to fold the RHS to a constant if possible.
4128 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
4131 * tree-nested.c (convert_nonlocal_omp_clauses)
4132 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
4133 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
4134 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
4136 * gimplify.c (gimplify_adjust_omp_clauses): Discard
4138 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
4140 * omp-low.c (scan_sharing_clauses): Don't expect
4143 2016-06-10 Alan Hayward <alan.hayward@arm.com>
4145 PR tree-optimization/71407
4146 PR tree-optimization/71416
4147 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
4150 2016-06-10 Richard Biener <rguenther@suse.de>
4153 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
4155 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
4157 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
4159 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
4160 Jiong Wang <jiong.wang@arm.com>
4162 PR rtl-optimization/70751
4163 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
4164 spilled into memory.
4166 2016-06-09 Jonathan Yong <10walls@gmail.com>
4169 2015-09-21 Jonathan Yong <10walls@gmail.com>
4171 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4172 sysroot/usr/lib/32api for additional win32 libraries,
4173 fixes failing Cygwin bootstrapping.
4175 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4177 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4180 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4183 * pretty-print.c (pp_indent): Specify that %p is printed in a
4184 host-dependent manner.
4185 (test_pp_format): Remove the test for %p.
4187 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4189 * config/mips/mips.c (mips_output_jump): Fix formatting.
4191 2016-06-09 Richard Biener <rguenther@suse.de>
4193 PR tree-optimization/71462
4194 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4197 2016-06-09 Martin Liska <mliska@suse.cz>
4199 * predict.c (dump_prediction): Add new argument.
4200 (enum predictor_reason): New enum.
4201 (struct predictor_hash): New struct.
4202 (predictor_hash::hash): New function.
4203 (predictor_hash::equal): Likewise.
4204 (not_removed_prediction_p): New function.
4205 (prune_predictions_for_bb): Likewise.
4206 (combine_predictions_for_bb): Prune predictions.
4208 2016-06-09 Martin Liska <mliska@suse.cz>
4210 * predict.c (filter_predictions): New function.
4211 (remove_predictions_associated_with_edge): Use the filter
4213 (equal_edge_p): New function.
4215 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4217 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4218 Correct usage of @samp vs @option, add @samp where appropriate.
4219 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4220 Add armv6s-m and document it, as it is no official ARM name.
4222 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4224 * ifcvt.c (struct noce_if_info): Add transform_name field.
4225 (noce_try_move): Set if_info->transform_name to the function name.
4226 (noce_try_ifelse_collapse): Likewise.
4227 (noce_try_store_flag): Likewise.
4228 (noce_try_inverse_constants): Likewise.
4229 (noce_try_store_flag_constants): Likewise.
4230 (noce_try_addcc): Likewise.
4231 (noce_try_store_flag_mask): Likewise.
4232 (noce_try_cmove): Likewise.
4233 (noce_try_cmove_arith): Likewise.
4234 (noce_try_minmax): Likewise.
4235 (noce_try_abs): Likewise.
4236 (noce_try_sign_mask): Likewise.
4237 (noce_try_bitop): Likewise.
4238 (noce_convert_multiple_sets): Likewise.
4239 (noce_process_if_block): Print if_info->transform_name to
4240 dump_file if transformation succeeded.
4242 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4244 * config/arm/cortex-a57.md (cortex_a57_alu):
4247 2016-06-08 Martin Sebor <msebor@redhat.com>
4248 Jakub Jelinek <jakub@redhat.com>
4252 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4253 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4254 * builtins.c: Include gimple-fold.h.
4255 (fold_builtin_arith_overflow): Handle
4256 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4257 (fold_builtin_3): Likewise.
4258 * doc/extend.texi (Integer Overflow Builtins): Document
4259 __builtin_{add,sub,mul}_overflow_p.
4261 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4263 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4264 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4266 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4268 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
4269 Rewrite, looking one level down for records and arrays.
4271 2016-06-08 David Malcolm <dmalcolm@redhat.com>
4273 * pretty-print.c: Include "selftest.h".
4274 (pp_format): Fix comment.
4275 (identifier_to_locale): Likewise.
4276 (selftest::test_basic_printing): New function.
4277 (selftest::assert_pp_format): New function.
4278 (selftest::test_pp_format): New function.
4279 (selftest::pretty_print_c_tests): New function.
4280 * selftest-run-tests.c (selftest::run_tests): Call
4281 selftest::pretty_print_c_tests.
4282 * selftest.h (pretty_print_c_tests): New declaration.
4284 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4286 * invoke.texi (max-loop-headers-insns): Document.
4287 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
4288 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
4289 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
4291 2016-06-08 Richard Biener <rguenther@suse.de>
4293 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
4294 on strided SLP loads and fall back to scalar loads in case
4295 we can't chunk them.
4297 2016-06-08 Richard Biener <rguenther@suse.de>
4299 PR tree-optimization/71452
4300 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
4301 type used for the SSA rewrite has enough precision to cover
4302 the dynamic type of the location.
4304 2016-06-08 Jakub Jelinek <jakub@redhat.com>
4305 Richard Biener <rguenther@suse.de>
4308 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
4309 the same as DECL_P (base0) for indirect_base0. Use equality_code
4310 in one further place.
4312 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
4314 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
4315 to one word if the field is known to overlap other words.
4316 (extract_bit_field_1): Likewise.
4317 (store_split_bit_field): Remove compensating code.
4318 (extract_split_bit_field): Likewise.
4320 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
4324 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
4326 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4328 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
4330 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
4331 (arch64_addpv4sf): Delete.
4332 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
4333 "gen_aarch64_addpv4sf".
4334 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
4336 (vpadds_f32): Likewise.
4337 (vpaddq_f32): Likewise.
4338 (vpaddq_f64): Likewise.
4340 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4342 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
4344 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
4345 to VALLF. Rename to "fabd<mode>3".
4346 "*fabd_scalar<mode>3): Delete.
4347 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
4349 (vabdd_f64): Likewise.
4350 (vabd_f32): Likewise.
4351 (vabd_f64): Likewise.
4352 (vabdq_f32): Likewise.
4353 (vabdq_f64): Likewise.
4355 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4357 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
4359 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
4360 "aarch64_rsqrts<mode>".
4361 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
4362 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
4364 (vrsqrtsd_f64): Likewise.
4365 (vrsqrts_f32): Likewise.
4366 (vrsqrts_f64): Likewise.
4367 (vrsqrtsq_f32): Likewise.
4368 (vrsqrtsq_f64): Likewise.
4370 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4372 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
4374 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
4375 "aarch64_rsqrte<mode>".
4376 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
4377 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
4379 (vrsqrted_f64): Likewise.
4380 (vrsqrte_f32): Likewise.
4381 (vrsqrte_f64): Likewise.
4382 (vrsqrteq_f32): Likewise.
4383 (vrsqrteq_f64): Likewise.
4385 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4387 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
4391 * config/aarch64/aarch64-simd.md
4392 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
4393 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
4394 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
4396 (vcvt_n_f32_u32): Likewise.
4397 (vcvt_n_s32_f32): Likewise.
4398 (vcvt_n_u32_f32): Likewise.
4399 (vcvtq_n_f32_s32): Likewise.
4400 (vcvtq_n_f32_u32): Likewise.
4401 (vcvtq_n_f64_s64): Likewise.
4402 (vcvtq_n_f64_u64): Likewise.
4403 (vcvtq_n_s32_f32): Likewise.
4404 (vcvtq_n_s64_f64): Likewise.
4405 (vcvtq_n_u32_f32): Likewise.
4406 (vcvtq_n_u64_f64): Likewise.
4407 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
4408 (VSDQ_SDI): Likewise.
4409 (fcvt_target): Support V4DI, V4SI and V2SI.
4410 (FCVT_TARGET): Likewise.
4412 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4414 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
4415 (TYPES_BINOP_SUS): Likewise.
4416 (aarch64_simd_builtin_data): Update include file name.
4417 (aarch64_builtins): Likewise.
4418 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
4419 for conversion between scalar float-point and fixed-point.
4423 * config/aarch64/aarch64.md
4424 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
4425 pattern for conversion between scalar float to fixed-pointer.
4426 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
4427 (UNSPEC_FCVTZS): New UNSPEC enumeration.
4428 (UNSPEC_FCVTZU): Likewise.
4429 (UNSPEC_SCVTF): Likewise.
4430 (UNSPEC_UCVTF): Likewise.
4431 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
4433 (vcvtd_n_f64_u64): Likewise.
4434 (vcvtd_n_s64_f64): Likewise.
4435 (vcvtd_n_u64_f64): Likewise.
4436 (vcvtd_n_f32_s32): Likewise.
4437 (vcvts_n_f32_u32): Likewise.
4438 (vcvtd_n_s32_f32): Likewise.
4439 (vcvts_n_u32_f32): Likewise.
4440 * config/aarch64/iterators.md (fcvt_target): Support integer to float
4442 (FCVT_TARGET): Likewise.
4443 (FCVT_FIXED2F): New iterator.
4444 (FCVT_F2FIXED): Likewise.
4445 (fcvt_fixed_insn): New define_int_attr.
4447 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4449 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
4450 some statements was removed.
4452 2016-06-08 Alan Hayward <alan.hayward@arm.com>
4454 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
4455 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
4456 (vect_can_advance_ivs_p): likewise.
4457 (vect_update_ivs_after_vectorizer): likewise.
4458 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
4459 (vect_analyze_scalar_cycles_1): likewise.
4460 (vect_analyze_loop_operations): likewise.
4461 (report_vect_op): likewise.
4462 (vect_is_slp_reduction): likewise.
4463 (vect_is_simple_reduction): likewise.
4464 (get_initial_def_for_induction): likewise.
4465 (vect_transform_loop): likewise.
4466 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
4467 (vect_recog_sad_pattern): likewise.
4468 (vect_recog_widen_sum_pattern): likewise.
4469 (vect_recog_widening_pattern): likewise.
4470 (vect_recog_divmod_pattern): likewise.
4471 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
4472 (vect_analyze_slp_instance): likewise.
4473 (vect_transform_slp_perm_load): likewise.
4474 (vect_schedule_slp_instance): likewise.
4476 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4478 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
4479 (return_prediction): PRED_CONST_RETURN predict return as not taken.
4480 * predict.def (PRED_CONTINUE): Change hitrate 50->67
4481 (PRED_LOOP_BRANCH): Document predictor as broken.
4482 (PRED_LOOP_EXIT): Change hitrate 91->92.
4483 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
4484 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
4485 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
4486 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
4487 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
4488 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
4489 (PRED_CALL): Chane hitrate 71->67.
4490 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
4491 (PRED_GOTO): Document as unused right now.
4492 (PRED_CONST_RETURN): Change hitrate 67->69
4493 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
4494 (PRED_NULL_RETURN): Change hitrate 91->90.
4495 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
4496 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
4497 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
4499 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
4501 * config/rs6000/altivec.h: Add __builtin_vec_mul.
4502 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
4503 special case Altivec builtin.
4504 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4505 VSX_BUILTIN_VEC_MUL (replaced with special case code).
4506 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4507 code for ALTIVEC_BUILTIN_VEC_MUL.
4508 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4509 for __builtin_vec_mul.
4511 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
4513 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
4516 2016-06-07 David Malcolm <dmalcolm@redhat.com>
4518 * spellcheck.c (selftest::test_find_closest_string): New function.
4519 (spellcheck_c_tests): Call the above.
4521 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4523 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
4525 2016-06-07 Jakub Jelinek <jakub@redhat.com>
4527 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
4528 Yv=Yv,C alternatives.
4530 2016-06-07 Richard Biener <rguenther@suse.de>
4533 * common.opt (ffast-math): Make Optimization.
4535 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
4536 Prachi Godbole <prachi.godbole@imgtec.com>
4538 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
4539 `fabs' and `fneg' type attributes.
4540 (p5600_fpu_fabs): Add `fmove' to the comment.
4542 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4544 * gimple.c: Include builtins.h
4545 (gimple_inexpensive_call_p): New function.
4546 * gimple.h (gimple_inexpensive_call_p): Declare.
4547 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
4548 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
4551 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
4553 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
4554 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
4555 warning_at_rich_loc, warning_n, pedwarn, permerror,
4556 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
4557 sorry, fatal_error, internal_error, internal_error_no_backtrace):
4560 2016-06-07 Richard Biener <rguenther@suse.de>
4562 PR tree-optimization/71428
4563 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
4564 BIT_FIELD_REF op vs. load.
4566 2016-06-07 Richard Biener <rguenther@suse.de>
4569 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
4572 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4574 * config/pa/pa.md (call): Generate indirect long calls to non-local
4575 functions on TARGET_64BIT.
4576 (call_value): Likewise.
4578 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4580 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
4581 pattern and subsequent splitters.
4582 (call_val_reg_64bit_post_reload): Likewise.
4584 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4587 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
4588 propagate_op_to_single_use.
4590 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4593 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
4595 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
4598 (enum x86_dirflag_state): New enum.
4599 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
4600 (machine_function): Remove needs_cld.
4601 (ix86_current_function_needs_cld): Remove.
4602 * config/i386/i386.c (ix86_set_func_type): Set
4603 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
4604 (ix86_expand_prologue): Do not emit CLD here.
4605 (ix86_dirflag_mode_needed): New function.
4606 (ix86_dirflag_mode_entry): Ditto.
4607 (ix86_mode_needed): Handle X86_DIRFLAG entity.
4608 (ix86_mode_after): Ditto.
4609 (ix86_mode_entry): Ditto.
4610 (ix86_mode_exit): Ditto.
4611 (ix86_emit_mode_set): Ditto.
4612 * config/i386/i386.md (strmov_singleop): Set
4613 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
4614 Do not set ix86_current_function_needs_cld.
4616 (strset_singleop): Ditto.
4618 (cmpstrnqi_nz_1): Ditto.
4619 (cmpstrnqi_1): Ditto.
4620 (strlenqi_1): Ditto.
4622 2016-06-06 Jakub Jelinek <jakub@redhat.com>
4624 PR tree-optimization/71259
4625 * tree-vect-slp.c (vect_get_constant_vectors): For
4626 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
4627 one for constant op, and use COND_EXPR for non-constant.
4629 2016-06-06 David Malcolm <dmalcolm@redhat.com>
4631 * Makefile.in (OBJS): Add function-tests.o,
4632 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
4633 selftest-run-tests.o.
4634 (OBJS-libcommon): Add selftest.o.
4635 (OBJS-libcommon-target): Add selftest.o.
4636 (all.internal): Add "selftest".
4637 (all.cross): Likewise.
4638 (selftest): New phony target.
4639 (s-selftest): New target.
4640 (selftest-gdb): New phony target.
4641 (COLLECT2_OBJS): Add selftest.o.
4642 * bitmap.c: Include "selftest.h".
4643 (selftest::test_gc_alloc): New function.
4644 (selftest::test_set_range): New function.
4645 (selftest::test_clear_bit_in_middle): New function.
4646 (selftest::test_copying): New function.
4647 (selftest::test_bitmap_single_bit_set_p): New function.
4648 (selftest::bitmap_c_tests): New function.
4649 * common.opt (fself-test): New.
4650 * diagnostic-show-locus.c: Include "selftest.h".
4651 (make_range): New function.
4652 (test_range_contains_point_for_single_point): New function.
4653 (test_range_contains_point_for_single_line): New function.
4654 (test_range_contains_point_for_multiple_lines): New function.
4655 (assert_eq): New function.
4656 (test_get_line_width_without_trailing_whitespace): New function.
4657 (selftest::diagnostic_show_locus_c_tests): New function.
4658 * et-forest.c: Include "selftest.h".
4659 (selftest::test_single_node): New function.
4660 (selftest::test_simple_tree): New function.
4661 (selftest::test_disconnected_nodes): New function.
4662 (selftest::et_forest_c_tests): New function.
4663 * fold-const.c: Include "selftest.h".
4664 (selftest::assert_binop_folds_to_const): New function.
4665 (selftest::assert_binop_folds_to_nonlvalue): New function.
4666 (selftest::test_arithmetic_folding): New function.
4667 (selftest::fold_const_c_tests): New function.
4668 * function-tests.c: New file.
4669 * gimple.c: Include "selftest.h".
4670 Include "gimple-pretty-print.h".
4671 (selftest::verify_gimple_pp): New function.
4672 (selftest::test_assign_single): New function.
4673 (selftest::test_assign_binop): New function.
4674 (selftest::test_nop_stmt): New function.
4675 (selftest::test_return_stmt): New function.
4676 (selftest::test_return_without_value): New function.
4677 (selftest::gimple_c_tests): New function.
4678 * hash-map-tests.c: New file.
4679 * hash-set-tests.c: New file.
4680 * input.c: Include "selftest.h".
4681 (selftest::assert_loceq): New function.
4682 (selftest::test_accessing_ordinary_linemaps): New function.
4683 (selftest::test_unknown_location): New function.
4684 (selftest::test_builtins): New function.
4685 (selftest::test_reading_source_line): New function.
4686 (selftest::input_c_tests): New function.
4687 * rtl-tests.c: New file.
4688 * selftest-run-tests.c: New file.
4689 * selftest.c: New file.
4690 * selftest.h: New file.
4691 * spellcheck.c: Include "selftest.h".
4692 (selftest::levenshtein_distance_unit_test_oneway): New function,
4693 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4694 (selftest::levenshtein_distance_unit_test): Likewise.
4695 (selftest::spellcheck_c_tests): Likewise.
4696 * toplev.c: Include selftest.h.
4697 (toplev::run_self_tests): New.
4698 (toplev::main): Handle -fself-test.
4699 * toplev.h (toplev::run_self_tests): New.
4700 * tree.c: Include "selftest.h".
4701 (selftest::test_integer_constants): New function.
4702 (selftest::test_identifiers): New function.
4703 (selftest::test_labels): New function.
4704 (selftest::tree_c_tests): New function.
4705 * tree-cfg.c: Include "selftest.h".
4706 (selftest::push_fndecl): New function.
4707 (selftest::test_linear_chain): New function.
4708 (selftest::test_diamond): New function.
4709 (selftest::test_fully_connected): New function.
4710 (selftest::tree_cfg_c_tests): New function.
4711 * vec.c: Include "selftest.h".
4712 (selftest::safe_push_range): New function.
4713 (selftest::test_quick_push): New function.
4714 (selftest::test_safe_push): New function.
4715 (selftest::test_truncate): New function.
4716 (selftest::test_safe_grow_cleared): New function.
4717 (selftest::test_pop): New function.
4718 (selftest::test_safe_insert): New function.
4719 (selftest::test_ordered_remove): New function.
4720 (selftest::test_unordered_remove): New function.
4721 (selftest::test_block_remove): New function.
4722 (selftest::reverse_cmp): New function.
4723 (selftest::test_qsort): New function.
4724 (selftest::vec_c_tests): New function.c.
4725 * wide-int.cc: Include selftest.h and wide-int-print.h.
4726 (selftest::from_int <wide_int>): New function.
4727 (selftest::from_int <offset_int>): New function.
4728 (selftest::from_int <widest_int>): New function.
4729 (selftest::assert_deceq): New function.
4730 (selftest::assert_hexeq): New function.
4731 (selftest::test_printing <VALUE_TYPE>): New function template.
4732 (selftest::test_ops <VALUE_TYPE>): New function template.
4733 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4734 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4736 (selftest::wide_int_cc_tests): New function.
4738 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4741 * ifcvt.c (noce_try_ifelse_collapse): New function.
4743 (noce_process_if_block): Call noce_try_ifelse_collapse.
4744 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4745 (simplify_ternary_operation): Use the above to simplify
4746 conditional CLZ/CTZ expressions.
4748 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4751 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4752 define_insn_and_split.
4754 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4757 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4759 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4762 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4763 Implicitly clobber memory for basic asm with non-empty assembler
4764 string. Use targetm.md_asm_adjust also here.
4765 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4766 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4767 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4768 non-empty assembler string.
4769 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4770 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4771 (decode_asm_operands): Handle basic asm in PARALLEL block.
4772 (extract_insn): Handle basic asm in PARALLEL block.
4773 * doc/extend.texi: Mention new behavior of basic asm.
4774 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4775 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4776 branch_needs_nop_p): Use asm_noperands.
4778 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4780 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4781 Include the M7 SPARC DFA scheduler.
4782 New attribute v3pipe.
4783 Annotate insns with v3pipe where appropriate.
4784 Define cpu_feature vis4.
4785 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4786 Add (V8QI "8") to vbits.
4787 Add insns {add,sub}v8qi3
4788 Add insns ss{add,sub}v8qi3
4789 Add insns us{add,sub}{v8qi,v4hi}3
4790 Add insns {min,max}{v8qi,v4hi,v2si}3
4791 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4792 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4793 * config/sparc/niagara4.md: Add a comment explaining the
4794 discrepancy between the documented latenty numbers and the
4796 * config/sparc/niagara7.md: New file.
4797 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4798 supports SPARC5 and VIS 4.0 instructions.
4799 * configure: Regenerate.
4800 * config.in: Likewise.
4801 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4802 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4803 TARGET_CPU_niagara7.
4804 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4805 (CPP_CPU_SPEC): Handle niagara7.
4806 (ASM_CPU_SPEC): Likewise.
4807 * config/sparc/sparc-opts.h (processor_type): Add
4809 (mvis4): New option.
4810 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4811 (AS_NIAGARA7_FLAG): Define.
4812 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4813 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4814 (CPP_CPU_SPEC): Handle niagara7.
4815 (ASM_CPU_SPEC): Likewise.
4816 * config/sparc/sparc.c (niagara7_costs): Define.
4817 (sparc_option_override): Handle niagara7 and adjust cache-related
4818 parameters with better values for niagara cpus. Also support VIS4.
4819 (sparc32_initialize_trampoline): Likewise.
4820 (sparc_use_sched_lookahead): Likewise.
4821 (sparc_issue_rate): Likewise.
4822 (sparc_register_move_cost): Likewise.
4823 (dump_target_flag_bits): Support VIS4.
4824 (sparc_vis_init_builtins): Likewise.
4825 (sparc_builtins): Likewise.
4826 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4828 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4830 * config/sparc/sparc.opt (sparc_processor_type): New value
4832 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4834 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4836 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4839 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4841 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4843 2016-06-06 Richard Biener <rguenther@suse.de>
4845 PR tree-optimization/71398
4846 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4849 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4851 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4852 ft32_expand_prolog, ft32_expand_epilogue):
4853 Handle pretend_args.
4854 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4855 * config/ft32/ft32.md: Add pretend_returner.
4857 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4860 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4861 Copy op1 RTX to avoid invalid sharing.
4862 (ix86_expand_vector_move_misalign): Ditto.
4864 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4866 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4869 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4871 * predict.c (predicted_by_loop_heuristics_p): New function.
4872 (predict_iv_comparison): Use it.
4873 (predict_loops): Walk from innermost loops; do not predict edges
4874 leaving multiple loops multiple times; implement
4875 PRED_LOOP_ITERATIONS_MAX heuristics.
4876 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4878 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4880 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4881 only edges out of BB are EH edges.
4883 2016-06-04 Martin Sebor <msebor@redhat.com>
4884 Marcin Baczyński <marbacz@gmail.com>
4887 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4888 a void expression in a void function.
4890 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4892 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4893 aux; dump reasons of decisions.
4894 (should_duplicate_loop_header_p): Likewise.
4895 (do_while_loop_p): Likewise.
4896 (ch_base::copy_headers): Dump asi num insns duplicated.
4898 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4900 PR tree-optimization/71405
4901 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4902 incompatible type, build a new clobber with the right type instead
4903 of building a VIEW_CONVERT_EXPR around it.
4905 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4907 PR tree-optimization/52171
4908 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4909 by_pieces_ninsns instead of move_by_pieces_ninsns.
4911 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4913 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4914 for reg+reg addressing mode.
4916 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4918 * rs6000-c.c (c/c-tree.h): Add #include.
4919 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4920 in C++ when found in the base position of vec_ld or vec_st.
4922 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4924 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4925 use of profile unless profile status is PROFILE_READ.
4926 * profile.c (compute_branch_probabilities): Set profile status
4927 only after reporting predictor hitrates.
4929 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4933 * common.opt (ffp-int-builtin-inexact): New option.
4934 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4935 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4936 (ceil@var{m}2): Document dependence on this option.
4937 * ipa-inline-transform.c (inline_call): Handle
4938 flag_fp_int_builtin_inexact.
4939 * ipa-inline.c (can_inline_edge_p): Likewise.
4940 * config/i386/i386.md (rintxf2): Do not test
4941 flag_unsafe_math_optimizations.
4942 (rint<mode>2_frndint): New define_insn.
4943 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4944 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4945 for 387 instead of extending and truncating.
4946 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4947 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4948 Change to frndint<mode>2_<rounding>.
4949 (frndintxf2_<rounding>_i387): Likewise. Change to
4950 frndint<mode>2_<rounding>_i387.
4951 (<rounding_insn>xf2): Likewise.
4952 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4953 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4954 x87. Test TARGET_ROUND || !flag_trapping_math ||
4955 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4956 SSE. Use ROUND_NO_EXC in constant operand of
4957 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4958 for 387 instead of extending and truncating.
4960 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4961 Julia Koval <julia.koval@intel.com>
4973 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4974 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4975 all registers, except for function return registers if there are
4976 no caller-saved registers.
4977 (ix86_set_func_type): New function.
4978 (ix86_set_current_function): Call ix86_set_func_type to set
4979 no_caller_saved_registers and func_type. Call reinit_regs if
4980 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4981 nor x87 instructions in interrupt handler nor function with
4982 no_caller_saved_registers attribute.
4983 (ix86_function_ok_for_sibcall): Return false if there are no
4984 caller-saved registers.
4985 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4987 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4988 (ix86_function_arg): Return special arguments in interrupt handler.
4989 (ix86_promote_function_mode): Promote pointer to word_mode only
4990 for normal functions.
4991 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4993 (ix86_epilogue_uses): New function.
4994 (ix86_hard_regno_scratch_ok): Likewise.
4995 (ix86_save_reg): Preserve all registers in interrupt handler
4996 after reload. Preserve all registers, except for function return
4997 registers, if there are no caller-saved registers after reload.
4998 (find_drap_reg): Always use callee-saved register if there are
4999 no caller-saved registers.
5000 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
5001 for interrupt handler.
5002 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
5003 Emit cld instruction if stringops are used in interrupt handler
5004 or interrupt handler isn't a leaf function.
5005 (ix86_expand_epilogue): Generate interrupt return for interrupt
5006 handler and pop the 'ERROR_CODE' off the stack before interrupt
5007 return in exception handler.
5008 (ix86_expand_call): Disallow calling interrupt handler directly.
5009 If there are no caller-saved registers, mark all registers that
5010 are clobbered by the call which returns as clobbered.
5011 (ix86_handle_no_caller_saved_registers_attribute): New function.
5012 (ix86_handle_interrupt_attribute): Likewise.
5013 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
5015 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
5016 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
5017 accumulation in interrupt function if stack may be realigned to
5019 (EPILOGUE_USES): New.
5020 (function_type): New enum.
5021 (machine_function): Add func_type and no_caller_saved_registers.
5022 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
5023 (interrupt_return): New pattern.
5024 * doc/extend.texi: Document x86 interrupt and
5025 no_caller_saved_registers attributes.
5027 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
5029 PR tree-optimization/52171
5030 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
5031 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
5032 Look for constant strings. Move some code to emit_block_cmp_hints
5034 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
5035 * defaults.h (COMPARE_MAX_PIECES): New macro.
5036 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
5037 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
5038 (clear_by_pieces_1): Don't declare. Move definition before use.
5039 (can_do_by_pieces): New static function.
5040 (can_move_by_pieces): Use it. Return bool.
5041 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
5042 OP. All callers changed. Handle COMPARE_BY_PIECES.
5043 (class pieces_addr); New.
5044 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
5045 pieces_addr::adjust, pieces_addr::increment_address,
5046 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
5048 (class op_by_pieces_d): New.
5049 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
5051 (class move_by_pieces_d, class compare_by_pieces_d,
5052 class store_by_pieces_d): New subclasses of op_by_pieces_d.
5053 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
5054 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
5055 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
5056 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
5057 compare_by_pieces_d::finish_mode): New member functions.
5058 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
5060 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
5061 (emit_block_cmp_hints): New function.
5062 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
5063 use the newly defined classes.
5064 * expr.h (by_pieces_constfn): New typedef.
5065 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
5066 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
5067 (move_by_pieces_ninsns): Don't declare.
5068 (can_move_by_pieces): Change return value to bool.
5069 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
5070 (compare_by_pieces_branch_ratio): New hook.
5071 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
5072 (by_pieces_ninsns): Declare.
5073 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
5075 (default_compare_by_pieces_branch_ratio): New function.
5076 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
5077 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
5078 * doc/tm.texi: Regenerate.
5079 * tree-ssa-strlen.c: Include "builtins.h".
5080 (handle_builtin_memcmp): New static function.
5081 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
5082 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
5084 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5086 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
5087 relevant stmts which are simple and invariant.
5088 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
5089 instead of simple and invariant
5091 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5093 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
5094 (vectorizable_reduction): Check for new relevant state.
5095 (vectorizable_live_operation): vectorize live stmts using
5096 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
5097 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
5098 (vect_stmt_relevant_p): Check for stmts which are only used live.
5099 (process_use): Use of a stmt does not inherit it's live value.
5100 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
5101 (vect_analyze_stmt): Check for new relevant state.
5102 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
5103 outside the loop, but not inside it.
5105 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5107 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
5108 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
5109 (vect_get_vec_def_for_operand): Split out code.
5111 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
5113 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
5115 2016-06-03 Alan Hayward <alan.hayward@arm.com>
5117 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
5119 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5121 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
5123 2016-06-03 Jakub Jelinek <jakub@redhat.com>
5126 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
5127 to noreturn e->callee->decl that has void return type and void
5128 arguments, adjust gimple_call_fntype and remove lhs even if it had
5129 previously addressable type.
5131 2016-06-02 Jeff Law <law@redhat.com>
5133 PR tree-optimization/71328
5134 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
5135 error when checking for a jump back onto the copied path.
5137 2016-06-02 David Malcolm <dmalcolm@redhat.com>
5139 * config/microblaze/microblaze.c (get_branch_target): Add return
5140 NULL_RTX for the non-CALL_P case.
5141 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
5142 (insert_wic): Remove unused local "j".
5144 2016-06-02 Martin Liska <mliska@suse.cz>
5146 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
5148 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
5149 Julia Koval <julia.koval@intel.com>
5151 * function.c (assign_parm_setup_stack): Force source into a
5153 * target.def (function_incoming_arg): Update documentation to
5154 allow arbitrary address computation based on hard register.
5155 * doc/tm.texi: Regenerated.
5157 2016-06-02 Martin Liska <mliska@suse.cz>
5159 * predict.c (combine_predictions_for_bb): Fix first match in
5160 cases where a first predictor contains more than one occurence
5161 in list of predictors. Take the best value in such case.
5163 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5165 PR rtl-optimization/71295
5166 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
5167 offset would go over the size of the inner mode reject it.
5169 2016-06-02 Jakub Jelinek <jakub@redhat.com>
5171 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5172 x=x,x and v=v,m instead of x=x,m.
5174 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5175 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5176 alternative to v=rm,C.
5178 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5179 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5180 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5181 instead of vex for the last two above mentioned alternatives.
5183 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5186 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5188 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5190 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5192 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5194 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5195 from int to unsigned.
5197 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5199 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5200 alternatives, eliminating preferred register class. Add support
5201 for the MTVSRDD instruction in ISA 3.0.
5202 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5203 reg_or_indexed_operand.
5204 (vsx_splat_v4sf_internal): Likewise.
5206 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5209 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5210 for loading up all 0's or all 1's.
5212 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5214 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5216 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5218 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5220 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5221 * gcc.c (set_source_date_epoch_envvar): New function, sets
5222 the SOURCE_DATE_EPOCH environment variable to the current time.
5224 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5226 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5227 the factor for live Phi nodes.
5229 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5231 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5232 * tree-parloops.c (parallelize_loops): likewise.
5233 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5234 tree_unswitch_outer_loop): likewise.
5236 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5239 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5240 around creation of the temporary.
5242 2016-06-01 Richard Biener <rguenther@suse.de>
5244 PR tree-optimization/71366
5245 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5246 (unloop_loops): Move removing edges here ...
5247 (try_unroll_loop_completely): ... from here.
5248 (try_peel_loop): ... and here.
5249 (tree_unroll_loops_completely_1): Track parent loops via
5250 bitmap of header BBs.
5251 (tree_unroll_loops_completely): Adjust for that.
5253 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5255 * config/rs6000/altivec.h (vec_slv): New macro.
5256 (vec_srv): New macro.
5257 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5258 (UNSPEC_VSRV): New value.
5261 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5262 (vsrv): New builtin definition.
5263 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5264 define argument types for new builtin.
5265 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5267 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
5270 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
5271 Jocelyn Mayer <l_indien@magic.fr>
5274 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
5275 detect processor family for signature_CENTAUR_ebx.
5276 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
5277 signature_CENTAUR_ebx.
5278 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
5279 <default>: Pass x86-64 for has_longmode.
5281 2016-06-01 Nathan Sidwell <nathan@acm.org>
5283 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
5286 2016-06-01 Richard Biener <rguenther@suse.de>
5288 PR tree-optimization/71261
5289 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
5290 of stmts successfully put in the bool pattern. Remove
5291 single-use restriction.
5292 (adjust_bool_pattern_cast): Add cast at the use site via the
5293 pattern def sequence.
5294 (adjust_bool_pattern): Remove recursion, maintain a hash-map
5295 of patterned defs. Use the pattern def seqence instead of
5296 multiple independent patterns.
5297 (sort_after_uid): New qsort compare function.
5298 (adjust_bool_stmts): New function to process stmts in the bool
5299 pattern in IL order.
5300 (vect_recog_bool_pattern): Adjust.
5301 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
5302 (ifcvt_walk_pattern_tree): Likewise.
5303 (stmt_is_root_of_bool_pattern): Likewise.
5304 (ifcvt_repair_bool_pattern): Likewise.
5305 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
5307 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5309 * loop-unroll.c (decide_unroll_constant_iterations,
5310 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
5311 likely upper bounds.
5312 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
5314 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
5316 * tree-core.h (enum omp_clause_code): Remove
5317 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
5319 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5321 * config/arm/sync.md (arm_store_exclusive<mode>):
5322 Use 'H' output modifier on operands[2] rather than creating a new
5323 entry in out-of-bounds memory of the operands array.
5324 (arm_store_release_exclusivedi): Likewise.
5326 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5328 * config/arm/arm.c (arm_fusion_enabled_p): New function.
5329 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
5330 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
5331 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5333 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5335 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
5336 into account live statements for mask producers.
5338 2016-06-01 Richard Biener <rguenther@suse.de>
5340 PR tree-optimization/71311
5341 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
5342 restrict to non-INTEGER_CST @0.
5344 2016-06-01 Richard Biener <rguenther@suse.de>
5346 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
5347 (relational patterns): Use :c to avoid pattern duplications.
5349 2016-06-01 Richard Biener <rguenther@suse.de>
5351 * genmatch.c (comparison_code_p): New predicate.
5352 (swap_tree_comparison): New function.
5353 (commutate): Add for_vec parameter to append new for entries.
5354 Support commutating relational operators by swapping it alongside
5356 (lower_commutative): Adjust.
5357 (dt_simplify::gen): Do not pass artificial operators to gen
5359 (decision_tree::gen): Do not add artificial operators as parameters.
5360 (parser::parse_expr): Verify operator commutativity when :c is
5361 applied. Allow :C to override this.
5362 * match.pd: Adjust patterns to use :C instead of :c where required.
5364 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
5366 PR tree-optimization/71077
5367 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
5368 the combining step, use boolean_false_node and boolean_true_node
5369 as the designated false/true return values.
5371 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5373 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
5374 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
5375 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
5378 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5380 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
5381 of flags impliying the register renaming.
5382 * toplev.c (process_options): Do not imply flag_rename_registers with
5385 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5387 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
5388 default implementation.
5390 2016-05-31 Nathan Sidwell <nathan@acm.org>
5392 * dwarf2out.c (cur_line_info_table): Add GTY marker.
5394 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5396 * config/sh/constraints.md (b): Remove constraint.
5397 * config/sh/predicates.md (arith_reg_operand): Remove
5399 * config/sh/sh-modes.def (PDI): Remove.
5400 * config/sh/sh.c (sh_target_reg_class,
5401 sh_optimize_target_register_callee_saved): Remove functions.
5402 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
5403 (sh_expand_epilogue): Update comment.
5404 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
5405 sh_secondary_reload): Remove TARGET_REGS related code.
5406 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
5407 TARGET_REGISTER_P): Remove macros.
5408 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
5409 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
5410 TR1_REG, TR2_REG): Remove constants.
5411 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
5413 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5415 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
5416 define_expand patterns.
5417 (adddi3_compact): Rename to adddi3.
5418 (subdi3_compact): Rename to subdi3.
5419 (*negdi2): Rename to negdi2.
5420 (*abs<mode>2): Rename to abs<mode>2.
5422 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5424 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
5425 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
5426 (atomic_sub_fetchsi): ... this new pattern.
5427 (mvtc): Add CC_REG clobber.
5429 2016-05-31 Marek Polacek <polacek@redhat.com>
5431 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
5433 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5435 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
5436 aarch64_fusion_enabled_p to check for fusion capabilities.
5438 2016-05-31 Richard Biener <rguenther@suse.de>
5440 PR tree-optimization/71352
5441 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
5442 minus one and a negate.
5444 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5446 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
5447 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
5449 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
5450 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
5451 Remove use of aarch64_simd_attr_length_move, set length attribute
5453 (*aarch64_be_movoi): Likewise.
5454 (*aarch64_be_movci): Likewise.
5455 (*aarch64_be_movxi): Likewise.
5457 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5459 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
5460 It no longer does that.
5461 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
5463 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
5465 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
5466 attribute __unused__.
5468 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
5470 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
5471 * config/arm/arm.c (arm_arch_thumb1): Define.
5472 (arm_option_override): Initialize arm_arch_thumb1.
5473 * config/arm/arm.h (arm_arch_thumb1): Declare.
5474 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
5475 support Thumb-1 ISA.
5477 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
5480 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
5481 `Yv' for scalar operand.
5483 2016-05-31 Tom de Vries <tom@codesourcery.com>
5485 PR tree-optimization/69068
5486 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
5487 phis with more than two args.
5489 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
5491 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
5492 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
5495 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
5497 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
5499 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5501 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
5502 cpu_32, cpu_64, tune_32 and tune_64.
5503 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
5505 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5507 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5509 2016-05-30 Andi Kleen <ak@linux.intel.com>
5511 * auto-profile.c (read_profile): Replace asserts with errors
5512 when file does not exist.
5513 * gcov-io.c (gcov_read_words): Dito.
5515 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5517 * tree-cfg.c (print_loop): Print likely upper bounds.
5519 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5521 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
5522 * opts.c (default_options): Enable peel loops at -O3.
5523 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
5524 (try_peel_loop): Do not re-peel already peeled loops;
5525 use likely upper bounds; fix profile updating.
5526 (pass_complete_unroll::execute): Initialize peeled_loops.
5528 2016-05-30 Martin Liska <mliska@suse.cz>
5530 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
5531 computed costs by frequency of BB they belong to.
5532 (get_scaled_computation_cost_at): New function.
5534 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
5535 Marc Glisse <marc.glisse@inria.fr>
5537 PR tree-optimization/71289
5538 * match.pd (-1 / B < A, A > -1 / B): New transformations.
5540 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5542 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
5544 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5546 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
5547 for peeled copies; avoid underflow when updating estimates; correctly
5550 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5552 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
5553 r236875. Corrected oe3 to oe2 as obvious.
5555 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5559 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
5560 that inserted stmt will not dominate stmts that defines its operand.
5561 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
5562 (rewrite_expr_tree_parallel): Likewise.
5564 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5567 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
5568 all fields including stmt_to_insert are swapped.
5570 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5572 * predict.h (force_edge_cold): Declare.
5573 * predict.c (force_edge_cold): New function.
5574 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
5576 (canonicalize_loop_induction_variables): Fix formating.
5578 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
5580 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
5581 (visium_expand_copysign): Use gen_int_mode directly.
5582 (visium_compute_frame_size): Minor tweaks.
5584 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5586 * tree-vect-loop.c (vect_analyze_loop_2): Use
5587 likely_max_stmt_executions_int.
5589 2016-05-30 Tom de Vries <tom@codesourcery.com>
5591 PR tree-optimization/69067
5592 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
5594 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
5597 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
5598 New peepholes to remove unneeded fild/fistp pairs.
5599 (define_peephole2 atomic_loaddi_fpu): Ditto.
5601 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5603 * predict.c (maybe_hot_frequency_p): Avoid division.
5605 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5607 * doc/install.texi: Use https for shop.fsf.org.
5609 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5611 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
5612 likely_max_stmt_executions_int.
5614 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5616 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5617 likely_max_stmt_executions_int.
5619 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5621 * profile.c (compute_branch_probabilities): Do not report hitrates
5623 (branch_prob): Report hitrates here.
5624 * predict.c (gimple_predict_edge): Do not assert profile status;
5625 fix formatting issues.
5627 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5629 * predict.c (edge_predicted_by_p): New function.
5630 (predict_paths_for_bb): Do not put multiple predictions of the same type
5633 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5635 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
5638 2016-05-28 Alan Modra <amodra@gmail.com>
5640 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
5642 2016-05-28 Alan Modra <amodra@gmail.com>
5644 PR rtl-optimization/71275
5645 * ira.c (ira): Free dominance info.
5647 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
5649 * doc/sourcebuild.texi: New address for upstream Go repository.
5651 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5653 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
5654 (TARGET_ARM_V7M): Likewise.
5656 2016-05-26 Jeff Law <law@redhat.com>
5658 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
5659 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5660 * passes.def: Add jump threading passes before DOM/VRP.
5661 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
5662 argument to a basic block from an edge. Remove tests which are
5664 (pass_data_thread_jumps, class pass_thread_jumps): New.
5665 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5666 (make_pass_thread_jumps): Likewise.
5667 * tree-pass.h (make_pass_thread_jumps): Declare.
5669 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5671 * config/visium/visium-protos.h (split_double_move): Rename into...
5672 (visium_split_double_move): ...this.
5673 (visium_split_double_add): Declare.
5674 * config/visium/visium.c (split_double_move): Rename into...
5675 (visium_split_double_move): ...this.
5676 (visium_split_double_add): New function.
5677 (visium_expand_copysign): Renumber operands for consistency.
5678 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5679 (DFmode move splitter): Likewise.
5680 (*addi3_insn): Split by means of visium_split_double_add.
5681 (*adddi3_insn_flags): Delete.
5682 (*plus_plus_sltu<subst_arith>): New insn.
5683 (*subdi3_insn): Split by means of visium_split_double_add.
5684 (subdi3_insn_flags): Delete.
5685 (*minus_minus_sltu<subst_arith>): New insn.
5686 (*negdi2_insn): Split by means of visium_split_double_add.
5687 (*negdi2_insn_flags): Delete.
5689 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5691 * configure.ac: Treat a --with-headers option without argument
5692 the same as the default (i.e. consult sys-include directory).
5693 * configure: Regenerate.
5695 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5697 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5698 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5700 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5701 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5703 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5706 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5707 tree-stdarg analysis results.
5708 (aarch64_setup_incoming_varargs): Likewise.
5710 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5712 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5713 va_list_gpr_counter_field and va_list_fpr_counter_field.
5715 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5718 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5719 * config/aarch64/aarch64.c
5720 (aarch64_cannot_change_mode_class): Remove function.
5721 * config/aarch64/aarch64-protos.h
5722 (aarch64_cannot_change_mode_class): Remove.
5724 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5726 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5727 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5728 get_likely_max_loop_iterations_int): New.
5729 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5730 any_likely_upper_bound.
5731 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5733 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5734 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5736 (unroll_loop_constant_iterations): Likewise.
5737 (unroll_loop_runtime_iterations): Likewise.
5738 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5739 * lto-streamer-out.c (output_cfg): Likewise.
5740 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5742 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5743 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5744 (likely_max_loop_iterations): New.
5745 (likely_max_loop_iterations_int): New.
5746 (likely_max_stmt_executions): New.
5747 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5748 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5749 likely_max_stmt_executions): Declare.
5751 2016-05-27 Marek Polacek <polacek@redhat.com>
5754 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5756 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5758 * config/s390/s390.md (2x risbg splitters): Use
5759 reg_overlap_mentioned_p instead of rtx_equal_p.
5761 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5763 * combine.c (make_compound_operation): Take known zero bits into
5764 account when checking for possible zero_extend.
5766 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5768 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5769 Use const_int_operand for operand 2 predicate. Simplify expand code
5772 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5775 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5778 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5780 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5781 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5782 that returns CC_SESWPmode and CC_ZESWPmode.
5783 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5785 (aarch64_rtx_costs): Likewise.
5787 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5789 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5790 for ISA 3.0 min/max support.
5791 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5792 conditional move support.
5793 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5794 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5796 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5797 conditional moves where the comparison type is different from move
5799 (fp_minmax): New code iterator for smin/smax.
5800 (minmax): New code attributes for min/max.
5801 (SMINMAX): Likewise.
5802 (smax<mode>3): Combine min, max insns into one insn using the
5803 fp_minmax code iterator. Add support for ISA 3.0 min/max
5804 instructions that don't need -ffast-math.
5805 (s<minmax><mode>3): Likewise.
5806 (smax<mode>3_vsx): Likewise.
5807 (smin<mode>3): Likewise.
5808 (s<minmax><mode>3_vsx): Likewise.
5809 (smin<mode>3_vsx): Likewise.
5810 (pre-VSX min/max splitters): Likewise.
5811 (s<minmax><mode>3_fpr): Likewise.
5812 (movsfcc): Rewrite floating point conditional moves to combine
5813 SFmode/DFmode into a single insn.
5814 (mov<mode>cc): Likewise.
5815 (movdfcc): Likewise.
5816 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5817 SFDF2 iterators to handle all combinations.
5818 (fseldfsf4): Likewise.
5819 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5820 (fseldfdf4): Likewise.
5821 (fselsfdf4): Likewise.
5822 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5823 comparison instructions that set a 0/-1 mask, and use it for
5824 floating point conditional move via XXSEL.
5825 (fpmask<mode>): Likewise.
5826 (xxsel<mode>): Likewise.
5827 * config/rs6000/predicates.md (min_max_operator): Delete, no
5829 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5830 instructions that generate a 0/-1 mask for use with XXSEL.
5831 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5832 say whether floating point min/max is available, either through
5833 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5834 (TARGET_MINMAX_DF): Likewise.
5836 2016-05-27 Alan Modra <amodra@gmail.com>
5838 PR rtl-optimization/71275
5839 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5840 for update_equiv_regs and combine_and_move_insns.
5842 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5845 if_then_else or cond RTXes to calculate attribute value.
5846 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5847 <attr "length_immediate>: Ditto.
5848 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5849 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5850 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5851 <attr "type">: Ditto.
5852 <attr "prefix_data16">: Ditto.
5853 <attr "prefix_extra">: Ditto.
5854 <attr "length_immediate">: Ditto.
5855 <attr "prefix">: Ditto.
5856 (vec_set<mode>_0) <attr "isa">: Ditto.
5857 <attr "prefix_extra">: Ditto.
5858 <attr "length_immediate">: Ditto.
5859 <attr "prefix">: Ditto.
5860 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5861 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5862 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5863 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5864 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5865 <attr "length_immediate">: Ditto.
5866 <attr "prefix">: Ditto.
5867 (sse2_movsd) <attr "length_immediate">: Ditto.
5868 <attr "prefix">: Ditto.
5869 (vec_concatv2df) <attr "isa">: Ditto.
5870 <attr "prefix">: Ditto.
5871 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5872 (*vec_extractv2di_1) <attr "isa">: Ditto.
5873 <attr "type">: Ditto.
5874 <attr "length_immediate">: Ditto.
5875 <attr "prefix_rex">: Ditto.
5876 <attr "prefix_extra">: Ditto.
5877 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5878 <attr "prefix_extra">: Ditto.
5879 <attr "length_immediate">: Ditto.
5880 (vec_concatv2di) <attr "isa">: Ditto.
5881 <attr "prefix_extra">: Ditto.
5882 <attr "length_immediate">: Ditto.
5883 <attr "prefix">: Ditto.
5885 2016-05-26 Martin Liska <mliska@suse.cz>
5887 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5889 (operator+): Likewise.
5890 (operator-): Likewise.
5891 (comp_cost::operator+=): Likewise.
5892 (comp_cost::operator-=): Likewise.
5893 (comp_cost::operator/=): Likewise.
5894 (comp_cost::operator*=): Likewise.
5895 (operator<): Likewise.
5896 (operator==): Likewise.
5897 (operator<=): Likewise.
5899 (infinite_cost_p): Likewise.
5900 (add_costs): Likewise.
5901 (sub_costs): Likewise.
5902 (compare_costs): Likewise.
5903 (set_group_iv_cost): Use the newly introduced functions.
5904 (get_address_cost): Likewise.
5905 (get_shiftadd_cost): Likewise.
5906 (force_expr_to_var_cost): Likewise.
5907 (split_address_cost): Likewise.
5908 (ptr_difference_cost): Likewise.
5909 (difference_cost): Likewise.
5910 (get_computation_cost_at): Likewise.
5911 (determine_group_iv_cost_generic): Likewise.
5912 (determine_group_iv_cost_address): Likewise.
5913 (determine_group_iv_cost_cond): Likewise.
5914 (autoinc_possible_for_pair): Likewise.
5915 (determine_group_iv_costs): Likewise.
5916 (cheaper_cost_pair): Likewise.
5917 (iv_ca_recount_cost): Likewise.
5918 (iv_ca_set_no_cp): Likewise.
5919 (iv_ca_set_cp): Likewise.
5920 (iv_ca_cost): Likewise.
5921 (iv_ca_new): Likewise.
5922 (iv_ca_dump): Likewise.
5923 (iv_ca_narrow): Likewise.
5924 (iv_ca_prune): Likewise.
5925 (iv_ca_replace): Likewise.
5926 (try_add_cand_for): Likewise.
5927 (try_improve_iv_set): Likewise.
5928 (find_optimal_iv_set): Likewise.
5930 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5932 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5933 that internal functions will clobber all caller-saved registers.
5935 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5937 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5938 Return a better case_values_threshold when optimizing.
5940 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5942 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5943 Add ? to integer variant.
5944 (aarch64_combinez_be): Likewise.
5946 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5948 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5949 instead of x constraint.
5950 (vcvtps2ph256<mask_name>): Likewise.
5952 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5953 alternative. Formatting fix.
5955 * config/i386/sse.md
5956 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5958 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5959 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5960 maybe_evex prefix instead of vex.
5961 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5962 EXT_REX_SSE_REG_P (op0) case in the splitter.
5964 2016-05-25 Jeff Law <law@redhat.com>
5966 PR tree-optimization/71272
5967 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5968 Update comments. Add test for empty path.
5970 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5972 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5973 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5974 special case builtin.
5975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5976 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5977 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5978 for __builtin_vec_cmpne.
5980 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5982 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5983 redundant test and bail out if the type of the new operand is not
5984 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5986 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5988 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5989 (x_ix86_target_flags_explicit): Remove.
5990 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5991 x_ix86_target_flags_explicit.
5992 (ix86_function_specific_restore): Ditto.
5994 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5995 H.J. Lu <hongjiu.lu@intel.com>
5998 * common/config/i386/i386-common.c
5999 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
6000 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
6001 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
6002 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
6003 (-mgeneral-regs-only): Add new option.
6004 * config/i386/i386.c (ix86_option_override_internal): Don't enable
6005 x87 instructions if only general registers are allowed.
6006 (ix86_target_string): Add ix86_flags argument. Handle additional
6007 flags options through ix86_flags argument. Update all callers.
6008 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
6010 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6012 PR rtl-optimization/66940
6013 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
6014 decrementing desired_val will not overflow before performing these
6017 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
6019 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
6020 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
6021 * config/i386/i386.c (enum ix86_builtins): Add
6022 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
6023 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
6024 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
6025 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
6026 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
6027 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
6028 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
6029 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
6030 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
6031 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
6032 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
6033 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
6034 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
6035 __builtin_ia32_cvtps2dq512_mask.
6036 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
6037 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
6038 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
6039 * config/i386/sse.md
6040 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
6042 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
6043 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
6045 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
6046 (avx512f_vec_pack_sfix_v8df): New define_expand.
6047 (avx512f_roundpd512): Rename to ...
6048 (avx512f_round<castmode>512): ... this. Change iterator.
6049 (avx512f_roundps512_sfix): New define_expand.
6050 (round<mode>2_sfix): Change iterator.
6052 2016-05-25 Nick Clifton <nickc@redhat.com>
6054 * config/msp430/msp430.c (msp430_attr): Produce an error if a
6055 static interrupt handler is detected.
6056 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
6057 default linker script.
6058 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
6059 the low part of a symbolic pointer.
6061 2016-05-25 Richard Biener <rguenther@suse.de>
6063 PR tree-optimization/71261
6064 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
6065 interesting stmt instead of immediate uses when looking
6066 for the use operand to replace.
6068 2016-05-25 Martin Liska <mliska@suse.cz>
6070 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
6072 2016-05-25 Richard Biener <rguenther@suse.de>
6074 PR tree-optimization/71264
6075 * tree-vect-stmts.c (vect_init_vector): Properly deal with
6078 2016-05-25 Martin Liska <mliska@suse.cz>
6080 PR tree-optimization/71239
6081 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
6082 if DECL_SIZE is NULL.
6084 2016-05-25 Richard Biener <rguenther@suse.de>
6086 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
6087 * tree-if-conv.c (pass_data_if_conversion): Use it.
6089 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
6091 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
6092 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
6093 * varpool.c (varpool_node::get_availability): Likewise.
6095 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6097 * config/rs6000/altivec.md (VNEG iterator): New iterator for
6098 VNEGW/VNEGD instructions.
6099 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
6100 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
6101 support for ISA 3.0 VNEGW/VNEGD instructions.
6103 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6105 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
6106 pointers inside OACC_DATA regions.
6107 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
6108 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
6109 (gimplify_adjust_omp_clauses): Fix typo in comment.
6111 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6113 * config/rs6000/altivec.md (VParity): New mode iterator for vector
6114 parity built-in functions.
6115 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
6117 (p9v_parity<mode>2): Likewise.
6118 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
6120 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
6121 (parity<mode>2): ISA 3.0 expander for vector parity.
6122 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
6124 (BU_P9_64BIT_MISC_0): Likewise.
6125 (BU_P9_MISC_0): Likewise.
6126 (BU_P9V_AV_1): Likewise.
6127 (BU_P9V_AV_2): Likewise.
6128 (BU_P9V_AV_3): Likewise.
6129 (BU_P9V_AV_P): Likewise.
6130 (BU_P9V_VSX_1): Likewise.
6131 (BU_P9V_OVERLOAD_1): Likewise.
6132 (BU_P9V_OVERLOAD_2): Likewise.
6133 (BU_P9V_OVERLOAD_3): Likewise.
6134 (VCTZB): Add vector count trailing zeros support.
6138 (VPRTYBD): Add vector parity support.
6139 (VPRTYBQ): Likewise.
6140 (VPRTYBW): Likewise.
6141 (VCTZ): Add overloaded vector count trailing zeros support.
6142 (VPRTYB): Add overloaded vector parity support.
6143 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6144 overloaded vector count trailing zeros and parity instructions.
6145 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
6146 vector parity support.
6147 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
6148 trailing zeros support.
6149 (vec_cntlz): Likewise.
6150 (vec_vctzb): Likewise.
6151 (vec_vctzd): Likewise.
6152 (vec_vctzh): Likewise.
6153 (vec_vctzw): Likewise.
6154 (vec_vprtyb): Add ISA 3.0 vector parity support.
6155 (vec_vprtybd): Likewise.
6156 (vec_vprtybw): Likewise.
6157 (vec_vprtybq): Likewise.
6158 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6159 the ISA 3.0 vector count trailing zeros and vector parity built-in
6162 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6164 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
6165 when there is stmt_to_insert.
6167 2016-05-24 Martin Sebor <msebor@redhat.com>
6170 * tree.h (complete_or_array_type_p): New inline function.
6172 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6174 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6175 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6176 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6178 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6179 Limit 1st alternative to noavx isa, split 2nd alternative into one
6180 noavx and one avx alternative, use *x and Bm in the former and
6181 x and m in the latter.
6183 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6184 of sse4 for the first alternative, drop %v from the template
6185 and d operand modifier. Split second alternative into one sse4_noavx
6186 and one avx alternative, use *x instead of *v in the former and v
6187 instead of *v in the latter.
6188 (*sse4_1_extractps): Use noavx isa instead of * for the first
6189 alternative, drop %v from the template. Split second alternative into
6190 one noavx and one avx alternative, use *x instead of *v in the
6191 former and v instead of *v in the latter.
6192 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6193 with noavx and the last one with avx.
6194 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6195 split the second one into one noavx and one avx alternative,
6196 use *x and Bm in the former and x and m in the latter one.
6197 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6200 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6201 first two alternatives to noavx, use *x instead of *v in the second
6202 one, add avx alternative without *.
6203 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6204 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6205 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6207 2016-05-24 Jeff Law <law@redhat.com>
6209 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6210 New function, extracted from...
6211 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6212 Allow simple copies and constant initializations in the SSA chain.
6214 2016-05-24 Marek Polacek <polacek@redhat.com>
6217 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6220 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6223 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6224 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6225 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6226 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6227 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6229 2016-05-24 Richard Biener <rguenther@suse.de>
6231 PR tree-optimization/71240
6232 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6235 2016-05-24 Richard Biener <rguenther@suse.de>
6237 PR tree-optimization/71230
6238 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6240 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6242 * tree-vectorizer.h (vectorizable_comparison): Delete.
6243 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6244 PURE_SLP_STMT check.
6245 * tree-vect-stmts.c (vectorizable_call): Likewise.
6246 (vectorizable_simd_clone_call): Likewise.
6247 (vectorizable_conversion): Likewise.
6248 (vectorizable_assignment): Likewise.
6249 (vectorizable_shift): Likewise.
6250 (vectorizable_operation): Likewise.
6251 (vectorizable_load): Likewise.
6252 (vectorizable_condition): Likewise.
6253 (vectorizable_store): Likewise. Assert that we don't have
6255 (vectorizable_comparison): Make static. Remove redundant
6256 PURE_SLP_STMT check.
6257 (vect_transform_stmt): Assert that we always have an slp_node
6260 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6262 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6263 operands[2] against 1 with comparison against CONST1_RTX.
6264 (<shift>di3_neon): Likewise.
6265 * config/arm/predicates.md (const0_operand): Replace with comparison
6268 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6270 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
6271 operands[2] against 1 with comparison against CONST1_RTX.
6272 (ashrdi3): Likewise.
6273 (lshrdi3): Likewise.
6274 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
6276 (ashrsi3): Likewise.
6277 (lshrsi3): Likewise.
6278 (rotrsi3): Likewise.
6279 (define_split above *compareqi_eq0): Likewise.
6280 (define_split above "prologue"): Likewise.
6281 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
6282 * config/arm/predicates.md (shift_operator): Likewise.
6283 (shift_nomul_operator): Likewise.
6284 (sat_shift_operator): Likewise.
6285 (thumb1_cmp_operand): Likewise.
6286 (const_neon_scalar_shift_amount_operand): Replace manual range
6287 check with IN_RANGE.
6288 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
6289 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
6291 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6293 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
6294 with HOST_WIDE_INT_1.
6296 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
6297 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
6298 (arm_canonicalize_comparison): Likewise.
6299 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
6301 (thumb1_size_rtx_costs): Likewise.
6302 (vfp_const_double_index): Replace cast of 1 to unsigned
6303 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6304 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
6306 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
6307 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6308 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
6309 HOST_WIDE_INT with HOST_WIDE_INT_1.
6311 2016-05-24 Marek Polacek <polacek@redhat.com>
6313 * tree-cfg.h (should_remove_lhs_p): New predicate.
6314 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6315 * gimplify.c (gimplify_modify_expr): Likewise.
6316 * tree-cfg.c (verify_gimple_call): Likewise.
6317 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
6318 * gimple-fold.c: Include "tree-cfg.h".
6319 (gimple_fold_call): Use should_remove_lhs_p.
6321 2016-05-24 Richard Biener <rguenther@suse.de>
6323 PR tree-optimization/71253
6324 * cfganal.h (control_dependences): Make robust against edge
6326 (control_dependences::control_dependences): Remove edge_list argument.
6327 (control_dependences::get_edge): Remove.
6328 (control_dependences::get_edge_src): Add.
6329 (control_dependences::get_edge_dest): Likewise.
6330 (control_dependences::m_el): Make a vector of edge src/dest index.
6331 * cfganal.c (control_dependences::find_control_dependence): Adjust.
6332 (control_dependences::control_dependences): Likewise.
6333 (control_dependences::~control_dependence): Likewise.
6334 (control_dependences::get_edge): Remove.
6335 (control_dependences::get_edge_src): Add.
6336 (control_dependences::get_edge_dest): Likewise.
6337 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
6339 (perform_tree_ssa_dce): Adjust.
6340 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
6342 (pass_loop_distribution::execute): Adjust. Do loop destroying
6343 conditional on changed.
6345 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6348 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
6349 return. Reindent transformation comment and mention the ARM state
6352 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6355 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
6356 after build_and_add_sum creates new use stmt.
6358 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6360 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
6361 load_lanes/grouped_load classification comes first. Don't check
6362 whether the vectorization factor is a multiple of the group size
6365 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6367 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
6368 GROUP_GAP for single-element interleaving.
6369 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
6372 2016-05-24 Richard Biener <rguenther@suse.de>
6376 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
6377 bases which are accessed with non-invariant indices.
6378 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
6379 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
6381 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6384 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
6385 (add_to_ops_vec): Add stmt_to_insert.
6386 (add_repeat_to_ops_vec): Init stmt_to_insert.
6387 (insert_stmt_before_use): New.
6388 (transform_add_to_multiply): Remove mult_stmt insertion and add it
6390 (get_ops): Init stmt_to_insert.
6391 (maybe_optimize_range_tests): Likewise.
6392 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
6393 (rewrite_expr_tree_parallel): Likewise.
6394 (reassociate_bb): Likewise.
6396 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6399 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
6400 ISA 3.0 xxperm fusion alternative.
6401 (altivec_vperm_v8hiv16qi): Likewise.
6402 (altivec_vperm_<mode>_uns_internal): Likewise.
6403 (vperm_v8hiv4si): Likewise.
6404 (vperm_v16qiv8hi): Likewise.
6406 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6407 Kelvin Nilsen <kelvin@gcc.gnu.org>
6409 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
6410 vpermr/xxpermr on ISA 3.0.
6411 (altivec_expand_vec_perm_le): Likewise.
6412 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
6413 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
6416 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/i386.h (IS_STACK_MODE): Enable for
6419 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
6420 SSE_FLOAT_MODE_P macros.
6421 * config/i386/i386.c (ix86_preferred_reload_class): Use
6422 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
6423 Cleanup regclass processing for CONST_DOUBLE_P.
6424 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
6425 (ix86_rtx_costs): Remove redundant TARGET_80387 check
6426 with IS_STACK_MODE macro.
6427 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
6429 (*movdf_internal): Use IS_STACK_MODE macro.
6430 (*movsf_internal): Ditto.
6432 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
6434 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
6435 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
6437 2016-05-23 Jeff Law <law@redhat.com>
6439 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
6441 (fsm_find_control_statement_thread_paths): Call it.
6443 2016-05-23 Martin Jambor <mjambor@suse.cz>
6446 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
6447 from_global_constant if t is not NULL.
6449 2016-05-23 Marek Polacek <polacek@redhat.com>
6452 * common.opt (Wswitch-unreachable): New option.
6453 * doc/invoke.texi: Document -Wswitch-unreachable.
6454 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
6457 2016-05-23 Bin Cheng <bin.cheng@arm.com>
6459 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
6460 TMR_INDEX is non-NULL.
6462 2016-05-23 Richard Biener <rguenther@suse.de>
6464 PR tree-optimization/71230
6465 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
6466 (try_special_add_to_ops): ... here. Always test for single-use.
6468 2016-05-23 Martin Jambor <mjambor@suse.cz>
6470 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
6471 default block if a PHI node in the original one would be resized.
6473 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6475 PR tree-optimization/58135
6476 * tree-vect-slp.c: When group size is not multiple
6477 of vector size, allow splitting of store group at
6480 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
6482 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
6484 2016-05-22 Jakub Jelinek <jakub@redhat.com>
6486 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6487 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
6488 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
6491 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
6492 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
6493 v constraint instead of x and vinserti32x4 insn.
6495 * config/i386/sse.md (i128vldq): New mode iterator.
6496 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
6497 avx512dq and avx512vl alternatives.
6499 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
6500 constraint, use maybe_evex prefix instead of vex.
6501 (vec_dupv4sf): Use v constraint instead of x for output
6502 operand except for noavx alternative, use Yv constraint
6503 instead of x for input. Use maybe_evex prefix instead of vex.
6504 (*vec_dupv4si): Likewise.
6505 (*vec_dupv2di): Likewise.
6507 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
6510 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
6511 (linearize_expr_tree): Call try_special_add_to_ops.
6512 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
6514 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6516 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
6517 to computed stack_usage.
6519 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6522 * config/avr/avr.md (define_expand "mov<mode>"): If the source
6523 operand is subreg (symbol_ref) then move the symbol ref to register.
6525 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
6527 * tree.c (array_at_struct_end_p): Look through MEM_REF.
6529 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6532 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
6535 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6537 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
6538 ranges by calling get_single_symbol and tidy up. Look more closely
6539 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
6541 2016-05-20 Jeff Law <law@redhat.com>
6543 * bitmap.c (bitmap_find_bit): Remove useless test.
6545 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
6547 * function.c (thread_prologue_and_epilogue_insns): Commit the
6548 insertion of the epilogue.
6550 2016-05-20 Martin Jambor <mjambor@suse.cz>
6552 PR tree-optimization/70884
6553 * tree-sra.c (initialize_constant_pool_replacements): Do not check
6554 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
6555 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
6556 of constant pool data as a reason for scalarization.
6558 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6560 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
6561 for naked functions.
6562 (thumb1_expand_prologue): Likewise.
6564 2016-05-20 Nathan Sidwell <nathan@acm.org>
6566 * config/nvptx/nptx.c (nvptx_option_override): Only set
6567 flag_toplevel_reorder, if not explicitly specified. Set
6568 flag_no_common, unless explicitly specified.
6570 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6572 * calls.c (can_implement_as_sibling_call_p): Mark param
6573 reg_parm_stack_space with ATTRIBUTE_UNUSED.
6575 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
6577 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
6578 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
6579 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
6581 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
6582 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
6585 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
6587 * config/nvptx/nvptx.md (sincossf3): New pattern.
6589 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6591 * calls.c (maybe_complain_about_tail_call): New function.
6592 (initialize_argument_information): Call
6593 maybe_complain_about_tail_call when clearing *may_tailcall.
6594 (can_implement_as_sibling_call_p): Call
6595 maybe_complain_about_tail_call when returning false.
6596 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
6597 ensure try_tail_call is set. Call maybe_complain_about_tail_call
6598 if tail-call optimization fails.
6599 * cfgexpand.c (expand_call_stmt): Initialize
6600 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
6601 * gimple-pretty-print.c (dump_gimple_call): Dump
6602 gimple_call_must_tail_p.
6603 * gimple.c (gimple_build_call_from_tree): Call
6604 gimple_call_set_must_tail with the value of
6605 CALL_EXPR_MUST_TAIL_CALL.
6606 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
6607 (gimple_call_set_must_tail): New function.
6608 (gimple_call_must_tail_p): New function.
6609 * print-tree.c (print_node): Update printing of TREE_STATIC
6610 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
6611 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
6612 trailing comment listing applicable flags.
6613 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
6615 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6617 * calls.c (expand_call): Move "Rest of purposes for tail call
6618 optimizations to fail" to...
6619 (can_implement_as_sibling_call_p): ...this new function, and
6620 split into multiple "if" statements.
6622 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6624 * cfgloop.h (expected_loop_iterations_unbounded,
6625 expected_loop_iterations): Unconstify.
6626 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
6627 profile with known upper bound; return 3 when profile is absent.
6628 (expected_loop_iterations): Update.
6630 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6632 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
6633 and get_max_loop_iterations_int.
6635 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6637 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
6638 realistic upper bounds here.
6640 2016-05-20 Jakub Jelinek <jakub@redhat.com>
6643 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
6644 calls if the LHS is variable length or has addressable type.
6645 If targets[0]->decl is a noreturn call with void return type and
6646 zero arguments, adjust fntype and remove lhs in that case.
6648 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
6650 PR tree-optimization/71079
6651 PR tree-optimization/71206
6652 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
6654 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6656 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
6657 (get_vec_alignment_for_array_decl): Likewise.
6658 (get_vec_alignment_for_record_decl): Likewise.
6659 (increase_alignment::execute): Move code to find alignment to
6660 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
6661 (type_align_map): New hash_map.
6663 2016-05-20 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/29756
6666 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6667 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6668 * fold-const.c (operand_equal_p): Likewise.
6669 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6670 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6671 * tree-inline.c (estimate_operator_cost): Likewise.
6672 * tree-pretty-print.c (dump_generic_node): Likewise.
6673 * tree-ssa-operands.c (get_expr_operands): Likewise.
6674 * cfgexpand.c (expand_debug_expr): Likewise.
6675 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6676 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6677 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6678 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6679 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6680 (execute_update_addresses_taken): Do it.
6682 2016-05-20 Richard Biener <rguenther@suse.de>
6684 PR tree-optimization/71185
6685 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6686 register operations.
6688 2016-05-20 Richard Biener <rguenther@suse.de>
6690 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6691 gimple_seq_add_seq_without_update.
6692 (release_bb_predicate): Assert we have no operands to free.
6693 (if_convertible_loop_p_1): Calculate post dominators later.
6694 Do not free BB predicates here.
6695 (combine_blocks): Do not recompute BB predicates.
6696 (version_loop_for_if_conversion): Save BB predicates around
6699 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6701 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6702 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6703 code. Ignore sibcalls on EDGE_IGNORE edges.
6704 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6705 on edges for sibcalls that run without prologue. The rest of the
6706 function is combined from...
6707 (fix_fake_fallthrough_edge): ... this, and ...
6708 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6709 function argument, make it a local variable.
6711 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6713 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6714 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6715 for 32-bit mode and SEH for 64-bit.
6716 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6717 TARGET_64BIT_DEFAULT.
6719 2016-05-19 Ryan Burn <contact@rnburn.com>
6721 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6722 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6724 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6726 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6727 force pending loads from memory.
6729 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6731 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6732 (UNSPEC_DARN_32): New unspec constant.
6733 (UNSPEC_DARN_RAW): New unspec constant.
6734 (darn_32): New instruction.
6735 (darn_raw): New instruction.
6736 (darn): New instruction.
6737 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6738 support and documentation for this macro.
6739 (BU_P9_MISC_1): New macro definition.
6740 (BU_P9_64BIT_MISC_0): New macro definition.
6741 (BU_P9_MISC_0): New macro definition.
6742 (darn_32): New builtin definition.
6743 (darn_raw): New builtin definition.
6744 (darn): New builtin definition.
6745 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6746 RS6000_BUILTIN_0 directives to surround each occurrence of
6747 #include "rs6000-builtin.def".
6748 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6749 RS6000_BTM_64BIT flags to the returned mask, depending on
6751 (def_builtin): Correct an error in the assignments made to the
6752 debugging variable attr_string.
6753 (rs6000_expand_builtin): Add support for no-operand built-in
6755 (builtin_function_type): Remove fatal_error assertion that is no
6757 (rs6000_common_init_builtins): Add support for no-operand built-in
6759 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6761 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6763 (RS6000_BTM_64BIT): New macro definition.
6764 * doc/extend.texi: Document __builtin_darn (void),
6765 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6768 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6770 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6771 max_loop_iterations_int.
6773 2016-05-19 Marek Polacek <polacek@redhat.com>
6775 PR tree-optimization/71031
6776 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6777 condition and adjust the code a bit.
6779 2016-05-19 Martin Liska <mliska@suse.cz>
6781 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6782 auto_vec instead of vec.
6784 2016-05-19 Martin Liska <mliska@suse.cz>
6786 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6788 2016-05-19 Martin Liska <mliska@suse.cz>
6790 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6792 2016-05-19 Martin Liska <mliska@suse.cz>
6794 * ipa-pure-const.c (set_function_state): Remove an existing
6796 (remove_node_data): Do not free it as it's released
6797 in set_function_state.
6799 2016-05-19 Martin Liska <mliska@suse.cz>
6801 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6804 2016-05-19 Martin Liska <mliska@suse.cz>
6806 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6808 2016-05-19 Martin Liska <mliska@suse.cz>
6810 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6811 an auto_vec instead of re-creating it.
6813 2016-05-19 Martin Liska <mliska@suse.cz>
6815 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6816 auto_vec instead of vec.
6818 2016-05-19 Martin Liska <mliska@suse.cz>
6820 * lto-section-in.c (lto_get_section_data): Call
6821 lto_check_version with additional argument.
6822 * lto-streamer.c (lto_check_version): Add new argument.
6823 * lto-streamer.h (lto_check_version): Likewise.
6825 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6827 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6828 Don't add cost of inner memory when handling sign-extended loads.
6830 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6832 PR rtl-optimization/71148
6833 * cse.c (cse_main): Free dominance info.
6834 (rest_of_handle_cse): Don't free dominance info.
6835 (rest_of_handle_cse2): Likewise.
6836 (rest_of_handle_cse_after_global_opts): Likewise.
6838 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6841 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6842 NULL_TREE early if NEON is not available. Remove now redundant check
6843 in ARM_CHECK_BUILTIN_MODE.
6845 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6848 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6849 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6850 * doc/cpp.texi: Document new macros.
6852 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6854 PR tree-optimization/69848
6855 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6856 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6858 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6860 * function.c (thread_prologue_and_epilogue_insn): Move the
6861 "goto epilogue_done" one block later.
6863 2016-05-19 Richard Biener <rguenther@suse.de>
6865 PR tree-optimization/70729
6866 * passes.def: Move LIM pass before PRE. Remove no longer
6867 required copyprop and move first DCE out of the loop pipeline.
6869 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6872 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6873 (OBJS-libcommon-target): ...here.
6874 * opts-common.c: Include spellcheck.h.
6875 (cmdline_handle_error): Build a vec of valid options and use it
6876 to suggest provide hints for misspelled arguments.
6878 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6881 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6882 lhs if it has TREE_ADDRESSABLE type.
6884 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6887 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6888 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6890 2016-05-18 Martin Jambor <mjambor@suse.cz>
6893 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6894 input for NOP_EXPR pass-through functions.
6895 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6896 aggregate global constant VAR_DECLs in constant jump functions.
6898 2016-05-18 Martin Jambor <mjambor@suse.cz>
6901 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6902 from TREE_READONLY parameters.
6904 2016-05-18 Martin Jambor <mjambor@suse.cz>
6907 * cgraph.h (cgraph_indirect_call_info): New field
6908 guaranteed_unmodified.
6909 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6910 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6912 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6913 pass the parameter value to ipa_find_agg_cst_for_param.
6914 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6915 guaranteed_unmodified, store AA results there instead of bailing out
6917 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6918 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6919 (find_constructor_constant_at_offset): New function.
6920 (ipa_find_agg_cst_from_init): Likewise.
6921 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6922 static initializers of contants, report back through a new paameter
6923 from_global_constant if that was the case.
6924 (try_make_edge_direct_simple_call): Also pass parameter value to
6925 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6927 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6928 (ipa_read_indirect_edge_info): Likewise.
6929 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6930 (ipa_load_from_parm_agg): Likewise.
6932 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6934 PR rtl-optimization/71150
6935 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6938 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6941 * config/rs6000/constraints.md (wE constraint): New constraint
6942 for a vector constant that can be loaded with XXSPLTIB.
6943 (wM constraint): New constraint for a vector constant of a 1's.
6944 (wS constraint): New constraint for a vector constant that can be
6945 loaded with XXSPLTIB and a vector sign extend instruction.
6946 * config/rs6000/predicates.md (xxspltib_constant_split): New
6947 predicates for wE/wS constraints.
6948 (xxspltib_constant_nosplit): Likewise.
6949 (easy_vector_constant): Add support for constants that can be
6950 loaded via XXSPLTIB.
6951 (all_ones_constant): New predicate for vector constant with all
6953 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6954 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6955 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6956 instruction and possibly with a sign extension.
6957 (output_vec_const_move): Add support for XXSPLTIB. If we are
6958 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6959 instead of XXLXOR/XXLORC.
6960 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6962 (rs6000_legitimize_reload_address): Likewise.
6963 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6965 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6966 combine VSX_M and VSX_M2 into one iterator.
6968 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6969 (VSINT_842): Likewise.
6970 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6971 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6972 XXSPLTIB instruction.
6973 (xxspltib_<mode>_nosplit): Likewise.
6974 (xxspltib_<mode>_split): New insn to load up constants with
6975 XXSPLTIB and a sign extend instruction.
6976 (vsx_mov<mode>): Replace single move that handled all vector types
6977 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6978 moves (when -mvsx-timode is in effect) into the main vector
6979 moves. Eliminate separate moves for <VSr> <VSa>, where the
6980 preferred register class (<VSr>) is listed first, and the
6981 secondary register class (<VSa>) is listed second with a '?' to
6982 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6983 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6984 that if the register was involved in a slow operation, the
6985 clear/set operation does not wait for the slow operation to
6986 finish. Adjust the length attributes for 32-bit mode. Use
6987 rs6000_output_move_128bit and drop the use of the string
6988 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6989 spacing so that the alternatives and attributes don't generate
6990 long lines, and put things in columns, so that it is easier to
6991 match up the operands and attributes with the insn alternatives.
6992 (vsx_mov<mode>_64bit): Likewise.
6993 (vsx_mov<mode>_32bit): Likewise.
6994 (vsx_movti_64bit): Fold movti into normal vector moves.
6995 (vsx_movti_32bit): Likewise.
6996 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6998 (vsx_splat_v4si_internal): Likewise.
6999 (vsx_splat_v4sf_internal): Likewise.
7000 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
7001 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
7002 extend vector elements.
7003 (vsx_sign_extend_hi_<mode>): Likewise.
7004 (vsx_sign_extend_si_v2di): Likewise.
7005 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
7007 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
7008 constraints. Add trailing period to wL documentation.
7010 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
7013 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
7014 * tree-dfa.c (replace_abnormal_ssa_names): New function.
7015 * tree-call-cdce.c: Include tree-dfa.h.
7016 (can_guard_call_p): New function, extracted from...
7017 (can_use_internal_fn): ...here.
7018 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
7020 (shrink_wrap_one_built_in_call): Likewise.
7021 (use_internal_fn): Likewise.
7022 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
7023 and return void. Call replace_abnormal_ssa_names.
7024 (pass_call_cdce::execute): Check can_guard_call_p during the
7025 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
7026 will always change something.
7028 2016-05-18 Martin Jambor <mjambor@suse.cz>
7031 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
7032 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
7034 2016-05-18 Martin Jambor <mjambor@suse.cz>
7037 * ipa-inline.h (condition): New field size.
7038 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
7039 for comaprison and store it into the new condition.
7040 (evaluate_conditions_for_known_args): Use condition size to check
7041 access sizes for all but CHANGED conditions.
7042 (unmodified_parm_1): New parameter size_p, store access size into it.
7043 (unmodified_parm): Likewise.
7044 (unmodified_parm_or_parm_agg_item): Likewise.
7045 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
7046 (set_cond_stmt_execution_predicate): Extract access sizes and store
7048 (set_switch_stmt_execution_predicate): Likewise.
7049 (will_be_nonconstant_expr_predicate): Likewise.
7050 (will_be_nonconstant_predicate): Likewise.
7051 (inline_read_section): Stream condition size.
7052 (inline_write_summary): Likewise.
7054 2016-05-18 Richard Biener <rguenther@suse.de>
7056 * tree-ssa-loop-im.c (determine_max_movement): Properly add
7057 condition cost to PHI cost instead of total_cost.
7059 2016-05-18 Martin Liska <mliska@suse.cz>
7062 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
7065 2016-05-18 Richard Biener <rguenther@suse.de>
7067 * lto-streamer.h (LTO_major_version): Bump to 6.
7069 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7071 * function.c (make_split_prologue_seq, make_prologue_seq,
7072 make_epilogue_seq): New functions, factored out from...
7073 (thread_prologue_and_epilogue_insns): Here.
7075 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
7077 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
7078 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
7079 of before. Add a comment.
7081 2016-05-18 Bin Cheng <bin.cheng@arm.com>
7083 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
7084 expression pointer, not pointer to the pointer.
7086 2016-05-18 Jakub Jelinek <jakub@redhat.com>
7088 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
7089 (avx2_pbroadcast<mode>): Add another alternative with v instead
7090 of x constraints in it, using <pbroadcast_evex_isa> isa.
7091 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
7093 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
7094 constraint x instead of v in second alternative, add avx512bw
7097 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
7098 constraint x instead of v in second alternative, add avx512bw
7101 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
7102 constraint x instead of v in second alternative, add avx512bw
7105 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
7106 avx512bw alternative.
7108 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7110 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
7112 (define_insn "*andnottf3"): Ditto.
7113 (define_insn "*<code><mode>3"/any_logic): Ditto.
7114 (define_insn "*<code>tf3"/any_logic): Ditto.
7115 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
7116 operand to block AVX-512VL insn variant emit when it is not enabled.
7118 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
7120 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
7121 constraint fot SF mode.
7123 2016-05-18 Petr Murzin <petr.murzin@intel.com>
7124 Kirill Yukhin <kirill.yukhin@intel.com>
7126 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
7128 (define_insn "rsqrt14<mode>"): Ditto.
7129 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
7130 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
7131 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
7132 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
7133 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
7135 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
7136 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
7137 * config/i386/i386.c (ix86_print_operand): Expand check for size
7138 override codes for Intel syntax.
7140 2016-05-18 Richard Biener <rguenther@suse.de>
7142 PR tree-optimization/71168
7143 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
7144 initialization earlier.
7146 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
7148 * config/aarch64/aarch64-simd.md
7149 (aarch64_reduc_plus_internal<mode>): Rename to...
7150 (reduc_plus_scal): ...This, and remove previous implementation.
7152 2016-05-18 Richard Biener <rguenther@suse.de>
7154 * passes.def: Put late dse and cd_dce in canonical order.
7156 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
7158 * ipa-inline-transform.c (preserve_function_body_p): Look for
7159 first non-thunk clone.
7160 (save_function_body): Save into first non-thunk.
7161 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
7163 (lto_output_node): Inline thunks don't need body in every
7165 * lto-streamer-in.c: Do not fixup thunk clones.
7166 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
7168 * tree-inline.c (copy_bb): Be prepared for target node to be new after
7171 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7174 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7175 (reassociate_bb): Call transform_add_to_multiply.
7177 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7179 * config/aarch64/aarch64.c (all_extensions): Removed unused
7182 2016-05-17 Nathan Sidwell <nathan@acm.org>
7184 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7185 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7187 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7189 PR tree-optimization/54579
7191 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7193 2016-05-17 Marek Polacek <polacek@redhat.com>
7196 * tree-inline.c (expand_call_inline): Call
7197 maybe_remove_unused_call_args.
7199 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7201 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7202 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7203 * doc/md.texi (fmin@var{m}3): Likewise.
7205 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7207 * match.pd (X & C): New transformation.
7209 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7211 * match.pd (~X & Y): New transformation.
7213 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7215 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7216 information for new SSA_NAME.
7217 (simplify_conversion_using_ranges): Get range through get_range_info
7218 instead of get_value_range.
7220 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7222 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7223 Remove inline assembly.
7224 (vmvn_s16): Likewise.
7225 (vmvn_s32): Likewise.
7226 (vmvn_u8): Likewise.
7227 (vmvn_u16): Likewise.
7228 (vmvn_u32): Likewise.
7229 (vmvnq_s8): Likewise.
7230 (vmvnq_s16): Likewise.
7231 (vmvnq_s32): Likewise.
7232 (vmvnq_u8): Likewise.
7233 (vmvnq_u16): Likewise.
7234 (vmvnq_u32): Likewise.
7235 (vmvn_p8): Likewise.
7236 (vmvnq_p16): Likewise.
7238 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7240 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7242 (vmul_n_s16): Likewise.
7243 (vmul_n_s32): Likewise.
7244 (vmul_n_u16): Likewise.
7245 (vmul_n_u32): Likewise.
7246 (vmulq_n_f32): Likewise.
7247 (vmulq_n_f64): Likewise.
7248 (vmulq_n_s16): Likewise.
7249 (vmulq_n_s32): Likewise.
7250 (vmulq_n_u16): Likewise.
7251 (vmulq_n_u32): Likewise.
7253 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7255 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7256 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7258 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7260 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7261 to *aarch64_fma4_elt_from_dup<mode>.
7262 (*aarch64_fnma4_elt_to_128df): Rename to
7263 *aarch64_fnma4_elt_from_dup<mode>.
7264 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7265 (vfms_n_f32): Likewise.
7266 (vfms_n_f64): Likewise.
7267 (vfmsq_n_f32): Likewise.
7268 (vfmsq_n_f64): Likewise.
7270 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
7272 * wide-int.h: Change fixed_wide_int_storage from class to struct.
7274 2016-05-17 Richard Biener <rguenther@suse.de>
7276 PR tree-optimization/71132
7277 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
7278 Only add control dependences for blocks in the loop.
7279 (build_rdg): Adjust.
7280 (generate_code_for_partition): Return whether loop should
7281 be destroyed and delay that.
7282 (distribute_loop): Likewise.
7283 (pass_loop_distribution::execute): Record loops to be destroyed
7284 and perform delayed destroying of loops.
7286 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7289 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
7291 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7293 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
7295 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
7298 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
7299 insertion point for instructions generated by validize_mem.
7301 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7303 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
7306 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7308 * config/aarch64/aarch64.c
7309 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
7310 rather than a macro.
7312 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7314 * doc/invoke.texi (AArch64 Options): Various updates.
7316 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7318 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
7319 into instrumentation thunks.
7320 * cif-code.def (CIF_CHKP): New.
7322 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
7326 2016-05-16 Martin Jambor <mjambor@suse.cz>
7328 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
7329 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
7331 2016-05-16 Marek Polacek <polacek@redhat.com>
7333 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
7336 2016-05-16 Martin Jambor <mjambor@suse.cz>
7339 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
7340 the outlined kernel function.
7342 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
7344 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
7345 (ISA_HAS_DLSA): Ditto.
7347 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7349 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
7351 2016-05-16 Nathan Sidwell <nathan@acm.org>
7353 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
7354 (nvptx_name_replacement): Restore. Add comment.
7355 (write_fn_proto, write_fn_proto_from_insn,
7356 nvptx_output_call_insn): Restore
7357 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
7359 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7361 * config/aarch64/aarch64.md
7362 (add<mode>3_compareC_cconly_imm): Remove use of %w.
7363 (add<mode>3_compareC_imm): Likewise.
7364 (<optab>si3_uxtw): Split into register and immediate variants.
7365 (andsi3_compare0_uxtw): Likewise.
7366 (and<mode>3_compare0): Likewise.
7367 (and<mode>3nr_compare0): Likewise.
7368 (stack_protect_test_<mode>): Don't use %x for memory operands.
7370 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7372 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
7374 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7376 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
7377 Split integer shifts into shift_reg and bfm.
7378 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
7379 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
7380 (ror<mode>3_insn): Likewise.
7381 (<optab>si3_insn_uxtw): Likewise.
7382 (<optab><mode>3_insn): Change to rotate_imm.
7383 (extr<mode>5_insn_alt): Likewise.
7384 (extrsi5_insn_uxtw): Likewise.
7385 (extrsi5_insn_uxtw_alt): Likewise.
7387 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7389 * doc/tm.texi: Regenerate.
7390 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
7391 (TARGET_INVALID_RETURN_TYPE): Remove.
7392 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
7393 TARGET_INVALID_RETURN_TYPE.
7394 * target.def (invalid_parameter_type): Remove.
7395 (invalid_return_type): Remove.
7397 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7399 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
7400 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
7402 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
7404 (preserve_function_body_p): No need to preserve function body
7405 * cif-codes.def (CIF_THUNK): Remove.
7406 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
7408 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7410 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
7412 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7414 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
7417 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7419 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
7420 (inline_small_functions): Do not look for function symbol when
7423 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7425 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
7428 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7429 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7430 Jiong Wang <jiong.wang@arm.com>
7432 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
7433 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
7434 Define __ARM_FP16_ARGS when appropriate.
7435 * config/arm/arm.c (arm_invalid_parameter_type): Remove
7437 (arm_invalid_return_type): Likewise.
7438 (TARGET_INVALID_PARAMETER_TYPE): Remove.
7439 (TARGET_INVALID_RETURN_TYPE): Remove.
7440 (aapcs_vfp_sub_candidate): Allow HFmode.
7441 (aapcs_vfp_allocate): Add comment. Support HFmode.
7442 (aapcs_vfp_allocate_return_reg): Likewise.
7443 (struct aapcs_cp_arg_layout): Slightly reword comments for
7444 is_return_candidate and allocate_return_reg.
7445 (output_mov_vfp): Update assert.
7446 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
7448 (arm_invalid_parameter_type): Remove.
7449 (amr_invalid_return_type): Remove.
7450 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
7451 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
7452 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
7454 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7456 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
7457 * config/aarch64/arch64-protos.h
7458 (aarch64_legitimize_reload_address): Remove.
7459 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
7462 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
7464 * configure.ac: Add ACX_NONCANONICAL_HOST.
7465 * configure: Regenerate.
7466 * Makefile.in: Set host_noncanonical.
7468 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
7471 * config/i386/i386.md (*movtf_internal): Before register allocation,
7472 do not allow FP constants for CM_MEDIUM memory model, allow only
7473 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
7474 (*movxf_internal): Ditto.
7475 (*movdf_internal): Ditto.
7476 (*movsf_internal): Ditto.
7478 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
7480 PR rtl-optimization/67483
7481 * combine.c (make_compound_operation): Don't call extract_left_shift
7482 with negative shift amounts.
7484 2016-05-13 Jakub Jelinek <jakub@redhat.com>
7487 * fold-const.c (fold_checksum_tree): Allow modification
7488 of TYPE_ALIAS_SET during folding.
7490 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
7491 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
7492 (ix86_split_to_parts): Likewise. Fix up formatting.
7494 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
7496 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
7497 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
7500 2016-05-13 Nathan Sidwell <nathan@acm.org>
7502 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
7503 (nvptx_name_replacement): Delete.
7504 (write_fn_proto, write_fn_proto_from_insn,
7505 nvptx_output_call_insn): Remove nvptx_name_replacement call.
7506 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
7507 * langhooks.c (add_builtin_funcction_common): Call
7508 targetm.mangle_decl_assembler_name.
7510 * config/nvptx/nvptx.c (write_fn_proto): Handle
7511 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
7513 2016-05-13 Martin Liska <mliska@suse.cz>
7515 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
7516 and PRIu64 in printf format.
7518 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7520 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
7523 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7525 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7526 Change --param max-completely-peeled-times to
7527 --param max-completely-peel-times in dump file printing.
7529 2016-05-13 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/42587
7532 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
7533 (find_bswap_or_nop_1): Likewise.
7534 (bswap_replace): Likewise.
7536 2016-05-13 Martin Liska <mliska@suse.cz>
7538 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
7539 Initialize a variable with default value.
7541 2016-05-13 Martin Liska <mliska@suse.cz>
7543 * doc/invoke.texi: Enhance explanation of error recovery
7546 2016-05-13 Martin Liska <mliska@suse.cz>
7548 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
7549 (struct cost_pair): Change inv_expr_id (int) to inv_expr
7550 (iv_inv_expr_ent *).
7551 (struct iv_inv_expr_ent): Comment struct fields.
7552 (sort_iv_inv_expr_ent): New function.
7553 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
7554 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
7555 a hash_map between iv_inv_expr_ent and number of usages.
7556 (niter_for_exit): Fix coding style.
7557 (tree_ssa_iv_optimize_init): Use renamed variable.
7558 (determine_base_object): Fix coding style.
7559 (alloc_iv): Likewise.
7560 (find_interesting_uses_outside): Likewise.
7561 (add_candidate_1): Likewise.
7562 (add_standard_iv_candidates): Likewise.
7563 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
7564 (prepare_decl_rtl): Fix coding style.
7565 (get_address_cost): Likewise.
7566 (get_shiftadd_cost): Likewise.
7567 (force_expr_to_var_cost): Likewise.
7568 (compare_aff_trees): Likewise.
7569 (get_expr_id): Restructure the function.
7570 (get_loop_invariant_expr_id): Renamed to
7571 get_loop_invariant_expr.
7572 (get_computation_cost_at): Replace usage of inv_expr_id with
7574 (get_computation_cost): Likewise.
7575 (determine_group_iv_cost_generic): Likewise.
7576 (determine_group_iv_cost_address): Likewise.
7577 (iv_period): Fix coding style.
7578 (iv_elimination_compare_lt): Likewise.
7579 (may_eliminate_iv): Likewise.
7580 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
7582 (determine_group_iv_costs): Dump invariant expressions.
7583 (iv_ca_recount_cost): Use the newly added hash_map.
7584 (iv_ca_set_remove_invariants): Fix coding style.
7585 (iv_ca_set_add_invariants): Fix coding style.
7586 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
7588 (iv_ca_set_cp): Likewise.
7589 (iv_ca_new): Initialize the newly added hash_map and remove
7590 initialization of fields.
7591 (iv_ca_free): Delete the hash_map.
7592 (iv_ca_dump): Dump invariant expressions.
7593 (iv_ca_extend): Fix coding style.
7594 (try_add_cand_for): Likewise.
7595 (create_new_ivs): Dump information about # of avg iterations and
7596 # of used invariant expressions.
7597 (rewrite_use_compare): Fix coding style.
7598 (free_loop_data): Set default value for max_inv_expr_id.
7600 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
7602 * cse.c (rest_of_handle_cse): Use cleanup_cfg
7603 returned value cse_cfg_altered computation.
7604 (rest_of_handle_cse2): Likewise.
7605 (rest_of_handle_cse_after_global_opts): Likewise.
7607 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7610 * config/arm/arm.c (arm32_output_mi_thunk): New.
7611 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
7612 to split Thumb1 vs TARGET_32BIT functionality.
7613 (arm_thumb1_mi_thunk): New.
7615 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7617 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
7620 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7623 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
7625 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
7627 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
7628 (expand_builtin_trap): Emit a regular call.
7629 (set_builtin_user_assembler_name): Remove obsolete cases.
7630 * dse.c (scan_insn): Adjust.
7631 * except.c: Include calls.h.
7632 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
7633 emit a regular call to setjmp.
7634 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
7635 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
7636 (emit_block_move_via_libcall): Delete.
7637 (block_move_fn): Delete.
7638 (init_block_move_fn): Likewise.
7639 (emit_block_move_libcall_fn): Likewise.
7640 (emit_block_op_via_libcall): New function.
7641 (set_storage_via_libcall): Tidy up and use memset builtin.
7642 (block_clear_fn): Delete.
7643 (init_block_clear_fn): Likewise.
7644 (clear_storage_libcall_fn): Likewise.
7645 (expand_assignment): Call emit_block_move_via_libcall.
7646 Do not include gt-expr.h.
7647 * expr.h (emit_block_op_via_libcall): Declare.
7648 (emit_block_copy_via_libcall): New inline function.
7649 (emit_block_move_via_libcall): Likewise.
7650 (emit_block_comp_via_libcall): Likewise.
7651 (block_clear_fn): Delete.
7652 (init_block_move_fn): Likewise.
7653 (init_block_clear_fn): Likewise.
7654 (emit_block_move_via_libcall): Likewise.
7655 (set_storage_via_libcall): Add default parameter value.
7656 * libfuncs.h (enum libfunc_index): Remove obsolete values.
7657 (abort_libfunc): Delete.
7658 (memcpy_libfunc): Likewise.
7659 (memmove_libfunc): Likewise.
7660 (memcmp_libfunc): Likewise.
7661 (memset_libfunc): Likewise.
7662 (setbits_libfunc): Likewise.
7663 (setjmp_libfunc): Likewise.
7664 (longjmp_libfunc): Likewise.
7665 (profile_function_entry_libfunc): Likewise.
7666 (profile_function_exit_libfunc): Likewise.
7667 (gcov_flush_libfunc): Likewise.
7668 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7669 and DECL_VISIBILITY on the declaration.
7670 (init_optabs): Do not initialize obsolete libfuncs.
7671 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7672 * tree-core.h (ECF_RET1): Define.
7673 (ECF_TM_PURE): Adjust.
7674 (ECF_TM_BUILTIN): Likewise.
7675 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7676 (build_common_builtin_nodes): Initialize abort builtin.
7677 Add ECF_RET1 on memcpy, memmove and memset builtins.
7678 Pass final flags for alloca and alloca_with_align builtins.
7679 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7681 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7682 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7683 set_storage_via_libcall and call emit_block_copy_via_libcall.
7685 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7688 DImode before it is passed to ix86_output_call_operand.
7689 (*call_value_got_x32): Ditto for operand 1.
7691 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7693 PR rtl-optimization/70904
7694 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7695 reload for wide mode.
7697 2016-05-12 Marek Polacek <polacek@redhat.com>
7700 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7701 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7702 * langhooks.h (incomplete_type_error): Likewise.
7703 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7704 parameter, pass it down to incomplete_type_error.
7705 * tree.h (size_in_bytes): New inline overload.
7706 (size_in_bytes_loc): Renamed from size_in_bytes.
7708 2016-05-12 Richard Biener <rguenther@suse.de>
7710 PR tree-optimization/71059
7711 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7712 nary before looking up or entering the expression into the VN
7714 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7715 Make sure to re-use NARYs without result as inserted by
7718 2016-05-12 Richard Biener <rguenther@suse.de>
7720 PR tree-optimization/71062
7721 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7723 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7724 vars_contains_restrict if the var is a restrict tag.
7725 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7726 do not disambiguate pointers against it.
7727 (dump_points_to_solution): Re-structure and adjust for new
7728 vars_contains_restrict flag.
7729 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7731 2016-05-12 Martin Liska <mliska@suse.cz>
7733 * doc/invoke.texi: Explain connection between
7734 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7736 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7738 PR tree-optimization/71006
7739 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7740 consider COND_EXPR as a mask producer.
7742 2016-05-12 Marek Polacek <polacek@redhat.com>
7745 * opts.c (common_handle_option): Detect missing argument for --help^.
7747 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7750 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7751 when popping the PC and within an interrupt handler routine.
7752 Add missing tab to output of "ldmfd".
7753 (output_return_instruction): Output LDMFD with SP update rather
7754 than POP when returning from interrupt handler.
7756 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7758 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7759 TARGET_64BIT && TARGET_AVX512DQ.
7760 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7761 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7762 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7763 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7764 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7765 (*vec_extractv4si_zext): Add avx512dq alternative.
7766 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7767 use v instead of x constraint in other alternatives where possible.
7769 * config/i386/sse.md (sse2_loadld): Use v instead of x
7770 constraint in alternatives 0,1,4.
7772 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7773 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7774 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7777 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7778 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7779 is not emitted unless TARGET_AVX512BW.
7780 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7781 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7782 for the result operand.
7784 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7785 constraint instead of x in avx alternatives. Use maybe_evex instead
7788 * config/i386/constraints.md (Yv): New constraint.
7789 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7790 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7791 * config/i386/i386.md (avx512fvecmode): New mode attr.
7792 (*pushtf): Use v constraint instead of x.
7793 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7794 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7795 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7796 (*absnegtf2_sse): Likewise.
7797 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7798 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7799 avx512f alternatives.
7800 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7802 2016-05-12 Richard Biener <rguenther@suse.de>
7804 PR tree-optimization/71060
7805 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7806 require exact match of DR_BASE_OBJECT but only matching address and
7809 2016-05-12 Richard Biener <rguenther@suse.de>
7811 PR tree-optimization/70986
7812 * cfganal.c: Include cfgloop.h.
7813 (dfs_find_deadend): Prefer to take edges exiting loops.
7815 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7817 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7818 compile and run time.
7820 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7823 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7825 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7827 * config/i386/i386.c (legitimize_pic_address): Use
7828 copy_to_suggested_reg instead of gen_movsi.
7830 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7832 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7833 the code into quad_address_p and call it to share code with
7834 vsx_quad_dform_memory_operand.
7835 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7837 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7838 bit instead of being a separate word. Split -mpower9-dform into
7839 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7840 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7841 for the register class supporting 128-bit quad word memory offsets.
7842 (mode_supports_vsx_dform_quad): Helper function to return if the
7843 register class uses quad word memory offsets.
7844 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7845 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7846 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7847 instructions are enabled, set up the appropriate addr_masks for
7849 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7850 -mpower9-dform-scalar, instead of -mpower9-dform.
7851 (rs6000_option_override_internal): Split -mpower9-dform into two
7852 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7853 -mpower9-dform switch sets or clears both. If we are not using
7854 the LRA register allocator, do not enable -mpower9-dform-vector by
7855 default. If we are using LRA, enable -mpower9-dform-vector and
7856 -mvsx-timode if it is appropriate. Issue a warning if either
7857 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7859 (quad_address_offset_p): New helper function to return if the
7860 offset is legal for quad word memory instructions.
7861 (quad_address_p): New function to determin if GPR or vector
7862 register quad word memory addresses are legal.
7863 (mem_operand_gpr): Validate quad word address offsets.
7864 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7865 d-form (register + offset) instructions.
7866 (offsettable_ok_by_alignment): Likewise.
7867 (rs6000_legitimate_offset_address_p): Likewise.
7868 (legitimate_lo_sum_address_p): Likewise.
7869 (rs6000_legitimize_address): Likewise.
7870 (rs6000_legitimize_reload_address): Add more debug statements for
7872 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7873 d-form instructions.
7874 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7875 d-form instructions. Distinguish different cases in debug
7876 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7877 d-form instructions.
7878 (rs6000_preferred_reload_class): Likewise.
7879 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7880 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7881 of the ISA 2.06 indexed memory instructions.
7882 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7883 use them to save/restore the saved vector registers instead of
7884 using Altivec instructions.
7885 (rs6000_emit_epilogue): Likewise.
7886 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7887 (rs6000_opt_masks): Split -mpower9-dform into
7888 -mpower9-dform-scalar and -mpower9-dform-vector.
7889 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7891 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7892 ISA 3.0 vector indexed memory instructions, and fold the code into
7893 the normal mov<mode> patterns.
7894 (p9_vecstore_<mode>): Likewise.
7895 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7897 (vsx_movti_64bit): Likewise.
7898 (vsx_movti_32bit): Likewise.
7899 * config/rs6000/constraints.md (wO constraint): New constraint for
7900 ISA 3.0 vector d-form support.
7901 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7902 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7903 include -mpower9-dform-vector until we switch over to LRA.
7904 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7905 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7906 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7907 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7908 for -mpower9-dform and -mlra.
7909 * doc/md.texi (wO constraint): Document wO constraint.
7911 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7913 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7914 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7915 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7916 Move handling of non-insn arguments inline into the sole user:
7917 (output_trans_func): ...here.
7918 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7919 in emitted function prototype.
7920 (output_internal_insn_latency_func): Ditto. Simplify.
7921 (output_internal_maximal_insn_latency_func): Ditto. Delete
7922 always-unused argument.
7923 (output_insn_latency_func): Ditto.
7924 (output_maximal_insn_latency_func): Ditto.
7926 2016-05-11 Richard Biener <rguenther@suse.de>
7928 PR tree-optimization/71055
7929 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7930 sth with precision not equal to access size verify we don't chop
7933 2016-05-11 Richard Biener <rguenther@suse.de>
7936 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7937 (dwarf2out_finish): Move retry_incomplete_types call ...
7938 (dwarf2out_early_finish): ... here.
7940 2016-05-11 Richard Biener <rguenther@suse.de>
7943 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7944 if the langhook insists on it.
7945 * fold-const.c (make_bit_field_ref): Add arg for the original
7946 reference and preserve its alias-set.
7947 (decode_field_reference): Take exp by reference and adjust it
7948 to the original memory reference.
7949 (optimize_bit_field_compare): Adjust callers.
7950 (fold_truth_andor_1): Likewise.
7951 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7953 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7956 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7957 * cfgrtl.c (delete_insn_and_edges): Likewise.
7958 * config/i386/i386.c (convert_scalars_to_vector): Remove
7960 * cse.c (cse_insn): Compute cse_cfg_altered.
7961 (delete_trivially_dead_insns): Likewise.
7962 (cse_cc_succs): Likewise.
7963 (rest_of_handle_cse): Free dominance info if required.
7964 (rest_of_handle_cse2): Likewise.
7965 (rest_of_handle_cse_after_global_opts): Likewise.
7967 2016-05-11 Alan Modra <amodra@gmail.com>
7969 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7970 abi_v4_pass_in_fpr): New functions.
7971 (rs6000_function_arg_boundary): Exclude complex IBM long double
7972 from 64-bit alignment when ABI_V4.
7973 (rs6000_function_arg, rs6000_function_arg_advance_1,
7974 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7976 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7978 PR rtl-optimization/71028
7979 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7980 jump with just a return in the fallthrough block if the branch
7981 block contains just a return as well.
7983 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7985 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7986 * match.pd ((X & Y) ^ Y): ... this.
7987 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7988 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7990 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7992 * read-md.c (require_char_ws): New function.
7993 (read_string): Simplify using require_char_ws.
7994 (handle_constants): Likewise.
7995 (handle_enum): Likewise.
7996 (handle_file): Likewise.
7997 * read-md.h (require_char_ws): New declaration.
7998 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7999 (read_mapping): Likewise.
8000 (read_rtx_code): Likewise.
8001 (read_nested_rtx): Likewise.
8003 2016-05-10 James Norris <jnorris@codesourcery.com>
8005 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
8006 if offloading is enabled and -fopenacc or -fopenmp is specified.
8007 (CRTOFFLOADEND): Likewise.
8008 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
8009 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
8011 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
8013 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
8014 gotoff_operand code paths. Use copy_to_suggested_regs and
8015 expand_simple_binop where appropriate. Cleanup.
8017 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8020 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
8022 (dimode_scalar_chain::vector_const_cost): New.
8023 (dimode_scalar_chain::compute_convert_gain): Handle constants.
8024 (dimode_scalar_chain::convert_op): Likewise.
8025 (dimode_scalar_chain::convert_insn): Likewise.
8027 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8029 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
8030 unary operation, not a binary one.
8032 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8035 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
8036 calls with type casted fndecl.
8038 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
8040 PR tree-optimization/70786
8041 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
8042 * calls.c (initialize_argument_information): Bind bounds
8043 with corresponding args passed by reference.
8045 2016-05-10 Jakub Jelinek <jakub@redhat.com>
8048 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
8049 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
8050 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
8053 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8056 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
8057 code for a zero scale factor.
8058 (vsx_xvcvdpuxds_scale): Likewise.
8060 2016-05-10 David Malcolm <dmalcolm@redhat.com>
8062 * diagnostic-show-locus.c (layout::layout): Call show_ruler
8063 if show_ruler_p was set on the context.
8064 (layout::show_ruler): New method.
8065 * diagnostic.h (struct diagnostic_context): Add field
8068 2016-05-10 Richard Biener <rguenther@suse.de>
8070 PR tree-optimization/71039
8071 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
8072 (chk_uses): New function.
8073 (propagate_with_phi): Verify we can safely replicate the lhs of an
8074 aggregate assignment on all incoming edges.
8076 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
8078 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
8080 (rx_atomic_sequence): New class.
8081 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
8082 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
8084 (rx_atomic_sequence::rx_atomic_sequence,
8085 rx_atomic_sequence::~rx_atomic_sequence): New functions.
8086 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
8087 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
8088 CTRLREG_INTB): New constants.
8089 (FETCHOP): New code iterator.
8090 (fethcop_name, fetchop_name2): New iterator code attributes.
8091 (QIHI): New mode iterator.
8092 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
8093 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
8094 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
8096 2016-05-10 Martin Liska <mliska@suse.cz>
8098 * tree-inline.c (remap_dependence_clique): Do not remap
8099 debugging statements.
8101 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8103 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
8104 ("*fixuns_truncdfdi2_z13")
8105 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
8106 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
8107 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
8109 2016-05-10 Richard Biener <rguenther@suse.de>
8111 PR tree-optimization/70497
8112 PR tree-optimization/28367
8113 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
8115 (visit_reference_op_load): ... here.
8116 (vn_reference_lookup_3): Use it to handle subreg-like accesses
8117 with simplified BIT_FIELD_REFs.
8118 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
8119 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
8122 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
8124 * dwarf2out.c (add_abstract_origin_attribute): Adjust
8125 documentation comment. For BLOCK nodes, add a
8126 DW_AT_abstract_origin attribute that points to the DIE generated
8127 for the origin BLOCK.
8128 (gen_lexical_block_die): Call add_abstract_origin_attribute for
8129 blocks from inlined functions.
8131 2016-05-10 Alan Modra <amodra@gmail.com>
8134 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
8135 regrename modifying insns saving lr before __morestack call.
8136 * config/rs6000/rs6000.md (split_stack_return): Similarly for
8137 insns restoring lr after __morestack call.
8139 2016-05-09 Jakub Jelinek <jakub@redhat.com>
8141 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
8142 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
8144 * config/i386/sse.md (vec_interleave_high<mode>,
8145 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
8146 <avx512>_vpermt2var<mode>3_maskz): Likewise.
8148 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8150 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
8151 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
8152 parallel reassociation for power8 and forward.
8154 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
8156 * config/i386/i386.md (absneg splitters with general regs): Use
8157 general_reg_operand predicate.
8158 (btsq peephole2): Use x86_64_immediate_operand to check if new
8159 value is suitable for immediate operand. Generate emitted insn
8160 using RTL expressions.
8161 (btcq peephole2): Ditto.
8162 (btrq peephole2): Ditto. Generate correct immediate operand
8165 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8167 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
8170 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8172 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8173 pointer dereference.
8175 2016-05-09 Richard Biener <rguenther@suse.de>
8177 PR tree-optimization/70985
8178 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8179 op0 isn't a gimple register.
8181 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8183 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8184 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8185 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8186 (i6400_fpu_mult): New cpu units.
8187 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8188 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8189 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8190 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8191 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8192 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8193 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8194 (i6400_msa_long_float4, i6400_msa_long_float5)
8195 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8196 (i6400_msa_fdiv_sf): New reservations.
8197 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8198 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8199 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8200 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8201 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8202 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8203 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8204 (msa_short_store4, msa_long_load, msa_short_store)
8205 (msa_long_logic, msa_long_float2, msa_long_float4)
8206 (msa_long_float5, msa_long_float8, msa_long_mult)
8207 (msa_long_fdiv, msa_long_div): New reservations.
8209 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8210 Sameera Deshpande <sameera.deshpande@imgtec.com>
8211 Matthew Fortune <matthew.fortune@imgtec.com>
8212 Graham Stott <graham.stott@imgtec.com>
8213 Chao-ying Fu <chao-ying.fu@imgtec.com>
8215 * config.gcc: Add MSA header file for mips*-*-* target.
8216 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8217 (Ubv8i, Urv8): New constraints.
8218 * config/mips/mips-ftypes.def: Add function types for MSA
8220 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8221 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8222 * config/mips/mips-msa.md: New file.
8223 * config/mips/mips-protos.h
8224 (mips_split_128bit_const_insns): New prototype.
8225 (mips_msa_idiv_insns): Likewise.
8226 (mips_split_128bit_move): Likewise.
8227 (mips_split_128bit_move_p): Likewise.
8228 (mips_split_msa_copy_d): Likewise.
8229 (mips_split_msa_insert_d): Likewise.
8230 (mips_split_msa_fill_d): Likewise.
8231 (mips_expand_msa_branch): Likewise.
8232 (mips_const_vector_same_val_p): Likewise.
8233 (mips_const_vector_same_bytes_p): Likewise.
8234 (mips_const_vector_same_int_p): Likewise.
8235 (mips_const_vector_shuffle_set_p): Likewise.
8236 (mips_const_vector_bitimm_set_p): Likewise.
8237 (mips_const_vector_bitimm_clr_p): Likewise.
8238 (mips_msa_vec_parallel_const_half): Likewise.
8239 (mips_msa_output_division): Likewise.
8240 (mips_ldst_scaled_shift): Likewise.
8241 (mips_expand_vec_cond_expr): Likewise.
8242 * config/mips/mips.c (enum mips_builtin_type): Add
8243 MIPS_BUILTIN_MSA_TEST_BRANCH.
8244 (mips_gen_const_int_vector_shuffle): New prototype.
8245 (mips_const_vector_bitimm_set_p): New function.
8246 (mips_const_vector_bitimm_clr_p): Likewise.
8247 (mips_const_vector_same_val_p): Likewise.
8248 (mips_const_vector_same_bytes_p): Likewise.
8249 (mips_const_vector_same_int_p): Likewise.
8250 (mips_const_vector_shuffle_set_p): Likewise.
8251 (mips_symbol_insns): Forbid loading symbols via immediate for
8253 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8255 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8257 (mips_lx_address_p): Add support load indexed address for MSA.
8258 (mips_address_insns): Add calculation of instructions needed for
8259 stores and loads for MSA.
8260 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8261 CONST_VECTOR for MSA and let it fall through.
8262 (mips_ldst_scaled_shift): New function.
8263 (mips_subword_at_byte): Likewise.
8264 (mips_msa_idiv_insns): Likewise.
8265 (mips_legitimize_move): Validate MSA moves.
8266 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8267 calculation of costs for MSA division.
8268 (mips_split_move_p): Check if MSA moves need splitting.
8269 (mips_split_move): Split MSA moves if necessary.
8270 (mips_split_128bit_move_p): New function.
8271 (mips_split_128bit_move): Likewise.
8272 (mips_split_msa_copy_d): Likewise.
8273 (mips_split_msa_insert_d): Likewise.
8274 (mips_split_msa_fill_d): Likewise.
8275 (mips_output_move): Handle MSA moves.
8276 (mips_expand_msa_branch): New function.
8277 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
8278 Reinstate 'y' modifier.
8279 (mips_file_start): Add MSA .gnu_attribute.
8280 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
8282 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
8283 (mips_class_max_nregs): Add register size for MSA supported mode.
8284 (mips_cannot_change_mode_class): Allow conversion between MSA
8285 vector modes and TImode.
8286 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
8288 (mips_secondary_reload_class): Force MSA loads/stores via memory.
8289 (mips_preferred_simd_mode): Add preffered modes for MSA.
8290 (mips_vector_mode_supported_p): Add MSA supported modes.
8291 (mips_autovectorize_vector_sizes): New function.
8292 (mips_msa_output_division): Likewise.
8293 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
8294 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
8295 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
8296 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
8297 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
8298 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
8299 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
8300 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
8301 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
8302 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
8303 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
8304 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
8305 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
8306 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
8307 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
8308 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
8309 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
8310 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
8311 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
8312 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
8313 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
8314 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
8315 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
8316 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
8317 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
8318 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
8319 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
8320 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
8321 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
8322 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
8323 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
8324 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
8325 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
8326 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
8327 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
8328 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
8329 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
8330 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
8331 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
8332 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
8333 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
8334 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
8335 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
8336 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
8337 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8338 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8339 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8340 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8341 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8342 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8343 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8344 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8345 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
8346 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
8347 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
8348 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
8349 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
8350 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
8351 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
8352 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
8353 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
8354 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
8355 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
8356 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
8357 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
8358 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
8359 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
8360 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
8361 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
8362 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
8363 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
8364 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
8365 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
8366 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
8367 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
8368 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
8369 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
8370 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
8371 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
8372 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
8373 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
8374 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
8375 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
8376 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
8377 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
8378 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
8379 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
8380 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
8381 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
8382 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
8383 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
8384 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
8385 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
8386 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
8387 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
8388 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
8389 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
8390 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
8391 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
8392 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
8393 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
8394 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
8395 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
8396 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
8397 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
8398 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
8399 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
8400 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
8401 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
8402 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
8403 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
8404 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
8405 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
8406 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
8407 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
8408 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
8409 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
8410 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
8411 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
8412 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
8413 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
8414 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
8415 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
8416 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
8417 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
8418 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
8419 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
8420 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
8421 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
8422 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
8423 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
8424 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
8425 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
8426 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
8427 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
8428 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
8429 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
8430 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
8431 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
8432 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
8433 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
8434 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
8435 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
8436 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
8437 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
8438 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
8439 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
8440 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
8441 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
8442 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
8443 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
8445 (mips_get_builtin_decl_index): New array.
8446 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
8447 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
8448 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
8449 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
8450 (mips_init_builtins): Initialize mips_get_builtin_decl_index
8452 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8454 (mips_expand_builtin_insn): Prepare operands for
8455 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
8456 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
8457 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
8458 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
8459 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
8460 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
8461 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
8462 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
8463 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
8464 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
8465 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
8466 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
8467 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
8468 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
8469 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
8470 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
8471 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
8472 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
8473 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
8474 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
8475 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
8476 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
8477 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
8478 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
8479 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
8480 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
8481 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
8482 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
8483 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
8484 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
8485 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
8486 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
8487 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
8488 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
8489 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
8490 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
8491 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
8492 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
8493 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
8494 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
8495 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
8496 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
8497 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
8498 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
8499 These are set implicitly and an error is reported if overridden.
8500 (mips_expand_builtin_msa_test_branch): New function.
8501 (mips_expand_msa_shuffle): Likewise.
8502 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
8503 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
8504 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
8505 (mips_expand_vec_unpack): Add support for MSA.
8506 (mips_expand_vector_init): Likewise.
8507 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
8508 instead of const0_rtx.
8509 (mips_msa_vec_parallel_const_half): New function.
8510 (mips_gen_const_int_vector): Likewise.
8511 (mips_gen_const_int_vector_shuffle): Likewise.
8512 (mips_expand_msa_cmp): Likewise.
8513 (mips_expand_vec_cond_expr): Likewise.
8514 * config/mips/mips.h
8515 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
8516 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
8518 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
8519 (ISA_HAS_MSA): New macro.
8520 (UNITS_PER_MSA_REG): Likewise.
8521 (BITS_PER_MSA_REG): Likewise.
8522 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
8523 (MSA_REG_FIRST): New macro.
8524 (MSA_REG_LAST): Likewise.
8525 (MSA_REG_NUM): Likewise.
8526 (MSA_REG_P): Likewise.
8527 (MSA_REG_RTX_P): Likewise.
8528 (MSA_SUPPORTED_MODE_P): Likewise.
8529 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
8530 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
8531 * config/mips/mips.md: Include mips-msa.md.
8532 (alu_type): Add simd_add.
8533 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
8534 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
8535 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
8536 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
8537 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
8538 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
8539 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
8540 simd_move, simd_load, simd_store. Choose "multi" for moves
8542 (qword_mode): New attribute.
8543 (insn_count): Add instruction count for quad moves.
8544 Increase the count for MIPS SIMD division.
8545 (UNITMODE): Add UNITMODEs for vector types.
8546 (addsub): New code iterator.
8547 * config/mips/mips.opt (mmsa): New option.
8548 * config/mips/msa.h: New file.
8549 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
8551 * config/mips/mti-linux.h: Likewise.
8552 * config/mips/predicates.md
8553 (const_msa_branch_operand): New constraint.
8554 (const_uimm3_operand): Likewise.
8555 (const_uimm4_operand): Likewise.
8556 (const_uimm5_operand): Likewise.
8557 (const_uimm8_operand): Likewise.
8558 (const_imm5_operand): Likewise.
8559 (aq10b_operand): Likewise.
8560 (aq10h_operand): Likewise.
8561 (aq10w_operand): Likewise.
8562 (aq10d_operand): Likewise.
8563 (const_m1_operand): Likewise.
8564 (reg_or_m1_operand): Likewise.
8565 (const_exp_2_operand): Likewise.
8566 (const_exp_4_operand): Likewise.
8567 (const_exp_8_operand): Likewise.
8568 (const_exp_16_operand): Likewise.
8569 (const_vector_same_val_operand): Likewise.
8570 (const_vector_same_simm5_operand): Likewise.
8571 (const_vector_same_uimm5_operand): Likewise.
8572 (const_vector_same_uimm6_operand): Likewise.
8573 (const_vector_same_uimm8_operand): Likewise.
8574 (par_const_vector_shf_set_operand): Likewise.
8575 (reg_or_vector_same_val_operand): Likewise.
8576 (reg_or_vector_same_simm5_operand): Likewise.
8577 (reg_or_vector_same_uimm6_operand): Likewise.
8578 * doc/extend.texi (MIPS SIMD Architecture Functions): New
8580 * doc/invoke.texi (-mmsa): Document new option.
8582 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8584 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
8585 * configure: Regenerate.
8586 * config.in: Regenerate.
8587 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
8589 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
8590 (ENDFILE_VTV_SPEC): Define.
8592 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
8594 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
8595 registers in all interrupt handlers if necessary.
8596 (rl78_option_override): Add warning.
8597 (MUST_SAVE_MDUC_REGISTERS): New macro.
8598 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
8599 * config/rl78/rl78.c (check_mduc_usage): New function.
8600 (mduc_regs): New structure to hold MDUC register data.
8601 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
8602 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
8603 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
8604 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
8605 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
8606 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
8608 2016-05-09 Bin Cheng <bin.cheng@arm.com>
8610 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
8611 (tree-ssa-loop-niter.h): Ditto.
8612 (idx_within_array_bound, ref_within_array_bound): New functions.
8613 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
8614 Factor out check on writable base object to ...
8615 (base_object_writable): ... here.
8617 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8619 * config/arm/arm.md (probe_stack): Add modes to set source
8622 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
8624 * regrename.c (base_reg_class_for_rename): New static function.
8625 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
8627 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
8629 * cgraph.c (thunk_adjust): Export.
8630 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
8631 * cgraphunit.c (thunk_adjust): Export.
8632 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
8634 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
8636 * tree-inline.c (expand_call_inline): Expand thunks inline.
8638 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
8641 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
8642 (*sse2_vd_cvtss2sd): Ditto.
8643 * config/i386/i386.md
8644 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
8645 Generate *sse2_vd_cvtsd2ss pattern.
8646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
8647 Generate *sse2_vd_cvtss2sd pattern.
8649 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8651 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
8652 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
8655 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8657 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
8658 * config/sh/sh.c: Define and declare variables on first use throughout
8660 (current_function_interrupt): Change to bool type.
8661 (frame_insn): Rename to emit_frame_insn and update users.
8662 (push_regs): Use bool for 'interrupt_handler' argument.
8663 (save_schedule_s): Remove.
8664 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8665 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8666 targetm.asm_out.unaligned_op.di.
8667 (gen_far_branch): Remove redundant forward declaration.
8668 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8669 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8670 (sh_set_return_address, sh_function_ok_for_sibcall,
8671 scavenge_reg): Update comments.
8672 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8673 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8674 (sh_attr_renesas_p): Remove unnecessary parentheses.
8675 (branch_dest): Simplify.
8676 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8677 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8678 (CUMULATIVE_ARGS): Change macro to typedef.
8679 (current_function_interrupt): Change to bool type.
8680 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8681 Surround with __cplusplus ifdef.
8682 (sh_compare_op0, sh_compare_op1): Remove.
8683 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8685 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8687 * config/arm/arm.md: (arch): Add neon.
8688 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8689 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8690 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8691 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8692 attributes for alt renumbering. Mark alt 3 as non-predicable.
8693 (thumb2_movdf_vfp): Likewise.
8695 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8697 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8698 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8699 (*andqi_1): Add preferred_for_speed attribute to disparage
8700 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8701 (*<code>qi_1): Ditto.
8702 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8703 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8704 (*ashlqi3_1): Ditto.
8705 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8706 Add preferred_for_size attribute to disparage alternative 0 and
8707 preferred_for_speed attribute to disparage alternative 1 for
8708 TARGET_PARTIAL_REG_STALL targets.
8710 2016-05-07 Tom de Vries <tom@codesourcery.com>
8712 PR tree-optimization/70956
8713 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8716 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8718 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8719 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8720 * config/sh/sh.md (branch_zero): Remove define_attr.
8721 (define_delay): Disable delay slot if branch distance is one insn.
8723 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/i386.md (LEAMODE): New mode attribute.
8726 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8727 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8728 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8729 operand 2 predicate.
8730 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8731 (*lea<mode>_general_3): Ditto.
8732 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8734 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8736 * genmddump.c (main): Convert argv from char ** to const char **.
8738 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8740 * coretypes.h (OVERRIDE): New macro.
8743 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8745 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8746 allow coalescing if the types are compatible.
8748 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8750 * pass_manager.h (pass_manager::register_pass_name): New method.
8751 (pass_manager::get_pass_by_name): New method.
8752 (pass_manager::create_pass_tab): New method.
8753 (pass_manager::m_name_to_pass_map): New field.
8754 * passes.c (name_to_pass_map): Delete global in favor of field
8755 "m_name_to_pass_map" of pass_manager.
8756 (register_pass_name): Rename from a function to...
8757 (pass_manager::register_pass_name): ...this method, updating
8758 for renaming of global "name_to_pass_map" to field
8759 "m_name_to_pass_map".
8760 (create_pass_tab): Rename from a function to...
8761 (pass_manager::create_pass_tab): ...this method, updating
8762 for renaming of global "name_to_pass_map" to field.
8763 (get_pass_by_name): Rename from a function to...
8764 (pass_manager::get_pass_by_name): ...this method.
8765 (enable_disable_pass): Convert use of get_pass_by_name to
8766 a method call, locating the pass_manager singleton.
8768 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8770 * genattr-common.c (main): Convert argv from char ** to const char **.
8771 * genattr.c (main): Likewise.
8772 * genattrtab.c (main): Likewise.
8773 * genautomata.c (initiate_automaton_gen): Likewise.
8775 * gencodes.c (main): Likewise.
8776 * genconditions.c (main): Likewise.
8777 * genconfig.c (main): Likewise.
8778 * genconstants.c (main): Likewise.
8779 * genemit.c (main): Likewise.
8780 * genenums.c (main): Likewise.
8781 * genextract.c (main): Likewise.
8782 * genflags.c (main): Likewise.
8783 * genmddeps.c (main): Likewise.
8784 * genopinit.c (main): Likewise.
8785 * genoutput.c (main): Likewise.
8786 * genpeep.c (main): Likewise.
8787 * genpreds.c (main): Likewise.
8788 * genrecog.c (main): Likewise.
8789 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8790 (init_rtx_reader_args): Likewise.
8791 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8792 (init_rtx_reader_args): Likewise.
8793 * gentarget-def.c (main): Likewise.
8794 * read-md.c (read_md_files): Likewise.
8795 * read-md.h (read_md_files): Likewise.
8797 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8799 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8800 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8801 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8802 Remove unused predicate.
8803 (register_and_not_fp_reg_operand): Ditto.
8805 2016-05-06 Martin Liska <mliska@suse.cz>
8807 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8808 instead of vec as the vector is local to the function.
8810 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8812 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8813 avx512bw alternative.
8815 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8816 before the ashr<mode>3 pattern.
8818 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8819 v instead of x in vex or maybe_vex alternatives, use
8820 maybe_evex instead of vex in prefix.
8822 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8823 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8824 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8825 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8828 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8829 v instead of x in vex or maybe_vex alternatives, use
8830 maybe_evex instead of vex in prefix.
8832 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8833 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8834 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8835 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8836 alternatives, use maybe_evex instead of vex in prefix.
8838 * config/i386/sse.md (vec_interleave_lowv4sf,
8839 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8840 v instead of x in vex or maybe_vex alternatives, use
8841 maybe_evex instead of vex in prefix.
8843 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8844 v instead of x in vex or maybe_vex alternatives, use
8845 maybe_evex instead of vex in prefix.
8847 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8848 v constraint instead of x.
8850 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8852 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8853 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8856 2016-05-06 Richard Biener <rguenther@suse.de>
8858 PR tree-optimization/70948
8859 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8860 Properly clobber all fields of va_list for __builtin_va_start.
8862 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8865 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8866 loop latch destination.
8868 2016-05-06 Martin Liska <mliska@suse.cz>
8870 * tree-ssa-uninit.c: Apply manual changes
8871 to the GNU coding style.
8872 (prune_uninit_phi_opnds): Rename from
8873 prune_uninit_phi_opnds_in_unrealizable_paths.
8875 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8877 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8878 mspace): Remove deprecated options.
8879 * doc/invoke.texi (SH options): Remove -mspace.
8881 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8883 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8885 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8887 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8888 corresponding combine split pattern.
8890 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8893 * config/sh/predicates.md (long_displacement_mem_operand): New.
8894 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8895 Add movi20, movi20s alternatives. Adjust length attribute for
8897 (movsi_ie): Allow for any FPU. Adjust length attribute for
8899 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8900 attribute for alternatives.
8901 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8902 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8903 length attribute for alternatives.
8905 2016-05-06 Richard Biener <rguenther@suse.de>
8907 PR tree-optimization/70960
8908 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8910 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8913 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8914 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8916 2016-05-06 Marek Polacek <polacek@redhat.com>
8919 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8921 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8924 * config/sh/sh.md (*rotcr): Add another variant.
8926 2016-05-06 Richard Biener <rguenther@suse.de>
8929 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8931 2016-05-06 Richard Biener <rguenther@suse.de>
8934 * fold-const.c (split_tree): Always convert to the original type
8937 2016-05-06 Richard Biener <rguenther@suse.de>
8939 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8940 (fwprop_addr): Likewise.
8942 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8947 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8948 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8949 the splitter condition.
8950 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8951 the splitter condition.
8952 (FP float_extend load splitter): Ditto.
8954 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8956 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8957 to REGNO in all peephole2 patterns.
8958 (post-reload splitters): Change true_regnum to REGNO in
8959 post-reload splitters.
8960 (zero_extend splitters): Use general_reg_operand and
8961 nonimmediate_gr_operand predicates.
8963 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8965 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8966 v constraint instead of x.
8968 2016-05-05 Alan Modra <amodra@gmail.com>
8971 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8972 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8973 TARGET_NO_FP_IN_TOC for -mrelocatable.
8974 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8975 TARGET_RELOCATABLE test.
8976 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8977 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8978 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8979 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8980 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8981 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8982 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8983 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8984 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8985 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8987 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8988 (rs6000_stack_info): Likewise.
8989 (rs6000_elf_asm_out_constructor): Likewise.
8990 (rs6000_elf_asm_out_destructor): Likewise.
8991 (rs6000_elf_declare_function_name): Likewise.
8992 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8993 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8996 2016-05-05 Alan Modra <amodra@gmail.com>
8998 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
9000 2016-05-05 Alan Modra <amodra@gmail.com>
9002 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
9003 out-of-line gpr restore for one or two regs if that would add
9006 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/i386.md
9010 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
9011 Change to post-epilogue_completed late splitter. Use sse_reg_operand
9012 as operand 0 predicate.
9013 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
9015 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
9016 Ditto. Emit the pattern using RTX.
9018 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
9019 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
9020 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
9021 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
9023 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
9024 sse_reg_operand as operand 0 predicate.
9026 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
9027 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
9028 instead of gen_rtx_REG.
9029 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
9032 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9034 * function.c (emit_use_return_register_into_block): Delete.
9035 (gen_return_pattern): Delete.
9036 (emit_return_into_block): Delete.
9037 (active_insn_between): Delete.
9038 (convert_jumps_to_returns): Delete.
9039 (emit_return_for_exit): Delete.
9040 (thread_prologue_and_epilogue_insns): Delete all code dealing with
9041 simple_return for shrink-wrapped blocks.
9042 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
9043 end of blocks that need one.
9044 (get_unconverted_simple_return): Delete.
9045 (convert_to_simple_return): Delete.
9046 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
9047 (convert_to_simple_return): Ditto.
9049 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9051 * cfgcleanup.c (bb_is_just_return): New function.
9052 (try_optimize_cfg): Simplify jumps to return, branches to return,
9053 and branches around return.
9055 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
9057 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
9060 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9064 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
9065 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
9066 assert flags & OEP_HASH_CHECK, instead of asserting it
9067 never happens. Handle TARGET_EXPR.
9068 * fold-const.c (operand_equal_p): For hash verification,
9069 or in OEP_HASH_CHECK into flags.
9071 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
9073 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
9075 (compute_samebase_partition_bases): Fix typo.
9077 2016-05-04 Jakub Jelinek <jakub@redhat.com>
9079 * config/i386/sse.md (vec_interleave_highv8sf,
9080 vec_interleave_lowv8sf, vec_interleave_highv4df,
9081 vec_interleave_lowv4df): Remove constraints from expanders.
9083 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
9085 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9087 * tree-inline.c (expand_call_inline): Fix path dealing with
9088 making lhs of call statement undefined.
9090 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
9092 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
9093 Check availability on NODE, too.
9094 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
9095 (cgraph_node::call_for_symbol_and_aliases): Likewise.
9096 (varpool_node::call_for_symbol_and_aliase): Likewise.
9097 * ipa-pure-const.c (add_new_function): Analyze all bodies.
9098 (propagate_pure_const): Propagate across interposable functions, too.
9099 (skip_function_for_local_pure_const): Do not skip interposable bodies
9101 (pass_local_pure_const::execute): Update.
9103 2016-05-04 Marek Polacek <polacek@redhat.com>
9105 * doc/invoke.texi: Document -Wdangling-else.
9107 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
9109 * config.gcc: Error out when conflicting multilib is detected. Do not
9110 loop over multilibs since no combination is legal.
9112 2016-05-04 Alan Modra <amodra@gmail.com>
9114 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
9115 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
9116 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
9119 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
9121 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
9122 Clean up p5600 comments.
9124 2016-05-04 Richard Biener <rguenther@suse.de>
9126 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
9127 constructor simplifications.
9128 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
9130 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
9132 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
9133 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
9134 result.set_rtx is null instead of aborting.
9135 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
9137 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
9138 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
9139 *mov<mode>_store_postinc): New patterns.
9141 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
9143 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
9144 as commutative. Check both conversions are NOP.
9145 ((A & B) OP (C & B)): Remove.
9147 2016-05-04 Alan Modra <amodra@gmail.com>
9149 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
9151 2016-05-04 Alan Modra <amodra@gmail.com>
9154 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
9155 when cr2,3,4 are all fixed regs.
9157 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
9159 PR rtl-optimization/57193
9160 * opts.c (default_options_table): Revert OPT_frename_registers change.
9161 * doc/invoke.texi (-frename-registers, -O2): Likewise.
9163 2016-05-03 Martin Sebor <msebor@redhat.com>
9166 * builtins.c (fold_builtin_FILE): New function.
9167 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
9168 (fold_builtin_0): Call them.
9169 * gimplify.c (gimplify_call_expr): Remove the handling of
9170 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9173 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9174 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9178 * doc/extend.texi (Function Names as Strings): Update __func__,
9179 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9182 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9183 Richard Biener <rguenther@suse.de>
9185 PR tree-optimization/70916
9186 * tree-if-conv.c: Include cfganal.h.
9187 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9188 and remove_fake_exit_edges around the optimization pass.
9190 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9192 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9193 (cgraph_edge::make_direct): Likewise.
9194 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9195 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9196 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9197 (CIF_THUNK): New code.
9198 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9199 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9200 (compute_inline_parameters): Set inline_failed for thunks.
9201 (inline_analyze_function): Cleanup.
9202 * ipa-inline.c (can_inline_edge_p): Do not deal with
9203 call_stmt_cannot_inline_p.
9204 (can_early_inline_edge_p): Likewise.
9205 (early_inliner): Initialize inline_failed.
9206 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9208 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9211 from nonimm_ssenomem_operand.
9212 (nonimm_ssenomem_operand): New predicate.
9213 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9214 as operand 0 predicate.
9215 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9216 Disable unsupported alternatives using "enabled" attribute.
9217 Use register_ssemem_operand as operand 0 predicate.
9218 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9220 2016-05-03 Marek Polacek <polacek@redhat.com>
9223 * input.c (expansion_point_location): New function.
9224 * input.h (expansion_point_location): Declare.
9226 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9228 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9229 occurence with frame_offset_ ones.
9231 2016-05-03 Alan Modra <amodra@gmail.com>
9233 PR rtl-optimization/70890
9234 * ira.c (combine_and_move_insns): When moving def_insn, remove
9237 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9239 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9240 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9241 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9242 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9244 2016-05-03 Alan Modra <amodra@gmail.com>
9246 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9247 for SAVE_MULTIPLE/STORE_MULTIPLE.
9249 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9251 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9252 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9254 2016-05-03 Richard Biener <rguenther@suse.de>
9256 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9258 (gimplify_arg): Likewise.
9259 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9260 re-writing the result to a decl if required.
9261 (internal_get_tmp_var): Add allow_ssa parameter
9262 and override into_ssa with it.
9263 (get_formal_tmp_var): Adjust.
9264 (get_initialized_tmp_var): Add allow_ssa parameter.
9265 (gimplify_arg): Add allow_ssa parameter and avoid generating
9266 SSA names for the result false.
9267 (gimplify_call_expr): If the call may return twice do not
9268 gimplify parameters into SSA.
9269 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
9270 (gimplify_modify_expr): Adjust assert. For noreturn calls
9271 with a SSA name LHS adjust its def.
9272 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
9273 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
9274 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
9275 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
9276 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
9277 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
9278 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
9279 (optimize_target_teams): Do not allow SSA names for clause operands.
9280 (gimplify_expr): Likewise for where we mark the result addressable.
9281 * passes.def (pass_init_datastructures): Remove.
9282 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
9283 (rewrite_stmt): Likewise.
9284 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
9285 (replace_locals_op): Replace SSA names.
9286 (copy_gimple_seq_and_replace_locals): Init src_cfun.
9287 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
9288 * cgraph.c (release_function_body): Free CFG annotations only
9289 when we have a CFG. Simplify.
9290 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9291 force_gimple_operand instead of get_initialized_tmp_var.
9292 * tree-pass.h (make_pass_init_datastructures): Remove.
9293 * tree-ssa.c (execute_init_datastructures): Remove.
9294 (pass_data_init_datastructures): Likewise.
9295 (class pass_init_datastructures): Likewise.
9296 (make_pass_init_datastructures): Likewise.
9297 * omp-low.c (create_omp_child_function): Init SSA data structures.
9298 (grid_expand_target_grid_body): Likewise.
9299 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
9300 name before adding it to names_to_release.
9301 (remove_bb): Always release SSA defs.
9302 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
9303 before dereferencing it.
9304 * cgraphunit.c (init_lowered_empty_function): Always
9305 int SSA data structures.
9306 * tree-ssanames.c (release_defs): Remove assert that we are in
9308 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
9310 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9311 Uros Bizjak <ubizjak@gmail.com>
9313 PR rtl-optimization/70467
9314 * config/i386/predicates.md (x86_64_hilo_int_operand,
9315 x86_64_hilo_general_operand): New predicates.
9316 * config/i386/constraints.md (Wd): New constraint.
9317 * config/i386/i386.md (mode attr di): Use Wd instead of e.
9318 (general_hilo_operand): New mode attr.
9319 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
9320 instead of <general_operand>.
9321 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
9322 x86_64_hilo_general_operand instead of <general_operand>.
9324 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9326 PR tree-optimization/70916
9327 * tree-if-conv.c (constant_or_ssa_name): Removed.
9328 (fold_build_cond_expr): Use is_gimple_val instead of
9329 constant_or_ssa_name.
9331 PR tree-optimization/70916
9332 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
9333 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
9336 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
9337 (optimize_atomic_bit_test_and): New function.
9338 (pass_fold_builtins::execute): Use it.
9339 * optabs.def (atomic_bit_test_and_set_optab,
9340 atomic_bit_test_and_complement_optab,
9341 atomic_bit_test_and_reset_optab): New optabs.
9342 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
9343 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
9344 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
9345 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
9346 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
9347 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
9348 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
9349 * doc/md.texi (atomic_bit_test_and_set@var{mode},
9350 atomic_bit_test_and_complement@var{mode},
9351 atomic_bit_test_and_reset@var{mode}): Document.
9352 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
9353 atomic_bit_test_and_complement<mode>,
9354 atomic_bit_test_and_reset<mode>): New expanders.
9355 (atomic_bit_test_and_set<mode>_1,
9356 atomic_bit_test_and_complement<mode>_1,
9357 atomic_bit_test_and_reset<mode>_1): New insns.
9359 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
9361 PR rtl-optimization/70687
9362 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
9363 instead of unsigned HOST_WIDE_INT.
9365 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
9367 PR rtl-optimization/44281
9368 * hard-reg-set.h (struct target_hard_regs): New field
9369 x_fixed_nonglobal_reg_set.
9370 (fixed_nonglobal_reg_set): New macro.
9371 * reginfo.c (init_reg_sets_1): Initialize it.
9372 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
9374 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
9376 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9378 PR tree-optimization/56541
9379 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
9380 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
9381 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
9382 (any_complicated_phi): new static variable.
9383 (aggressive_if_conv): delete.
9384 (if_convertible_phi_p): support phis with more than two arguments.
9385 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
9386 critical pred edges.
9387 (ifcvt_split_critical_edges): support phis with more than two
9388 arguments by checking new parameter. only split critical edges
9390 (tree_if_conversion): handle simd pragma marked loop using new
9391 local variable aggressive_if_conv. check any_complicated_phi.
9393 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9395 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
9398 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9400 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
9403 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
9405 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
9406 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
9407 define_insn_and_split.
9408 (mulsi3_i): New define_insn_and_split.
9409 (mulsi3_call): Convert to define_insn.
9410 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
9413 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9415 * machmode.h (mode_complex): Add support to give the complex mode
9417 (GET_MODE_COMPLEX_MODE): Likewise.
9418 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
9419 stored by build_complex_type and gfc_build_complex_type instead of
9420 trying to figure out the appropriate mode based on the size. Raise
9421 an assertion error, if the type was not set.
9422 * genmodes.c (struct mode_data): Add field for the complex type of
9424 (blank_mode): Likewise.
9425 (make_complex_modes): Remember the complex mode created in the
9427 (emit_mode_complex): Write out the mode_complex array to map a
9428 type mode to the complex version.
9429 (emit_insn_modes_c): Likewise.
9430 * tree.c (build_complex_type): Set the complex type to use before
9431 calling layout_type.
9432 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
9433 support for __float128 complex datatypes.
9434 (rs6000_hard_regno_mode_ok): Likewise.
9435 (rs6000_setup_reg_addr_masks): Likewise.
9436 (rs6000_complex_function_value): Likewise.
9437 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
9438 __float128 and __ibm128 complex.
9439 (FLOAT128_IBM_P): Likewise.
9440 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9441 * doc/extend.texi (Additional Floating Types): Document that
9442 -mfloat128 must be used to enable __float128. Document complex
9443 __float128 and __ibm128 support.
9445 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9448 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
9449 char/short arguments promoted to int because of promote_prototypes.
9451 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9453 * config/i386/predicates.md (register_ssemem_operand): New predicate.
9454 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
9455 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
9456 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
9457 alternatives using "enabled" attribute. Use register_ssemem_operand
9458 as operand 1 predicate.
9459 (*cmpi<unord>xf_i387): Split XFmode pattern from
9460 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
9461 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
9462 *absneg<mode>2_i387. Disable unsupported alternatives using
9463 "enabled" attribute.
9464 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
9466 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9468 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
9470 (oacc_loop_process): Check mask for loop termination.
9472 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9474 * cif-code.def (CIF_THUNK): Add.
9475 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
9478 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9480 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
9481 (dump_inline_summary): Dump it.
9482 (fp_expression_p): New predicate.
9483 (estimate_function_body_sizes): Use it.
9484 (inline_merge_summary): Merge fp_expressions.
9485 (inline_read_section): Read fp_expressions.
9486 (inline_write_summary): Write fp_expressions.
9487 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
9488 codegen boundary if either caller or callee is !fp_expressions.
9489 * ipa-inline.h (inline_summary): Add fp_expressions.
9490 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
9491 to fp_expressions be sure the fp generation flags are updated.
9493 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9495 PR rtl-optimization/70467
9496 * cse.c (cse_insn): Handle no-op MEM moves after folding.
9498 PR rtl-optimization/70467
9499 * ipa-pure-const.c (check_call): Handle internal calls even in
9500 ipa mode like in local mode.
9502 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
9504 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
9506 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9508 * match.pd (X u< X, X u> X): New transformations.
9510 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9512 * flag-types.h (enum warn_strict_overflow_code): Move ...
9513 * coretypes.h: ... here.
9514 * fold-const.h (fold_overflow_warning): Declare.
9515 * fold-const.c (fold_overflow_warning): Make non-static.
9516 (fold_comparison): Move the transformation of X +- C1 CMP C2
9517 into X CMP C2 -+ C1 ...
9518 * match.pd: ... here.
9519 * gimple-fold.c (fold_stmt_1): Protect with
9520 fold_defer_overflow_warnings.
9522 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9524 * omp-low.c (struct oacc_loop): Add 'inner' field.
9525 (new_oacc_loop_raw): Initialize it to zero.
9526 (oacc_loop_fixed_partitions): Initialize it.
9527 (oacc_loop_auto_partitions): Partition outermost loop to outermost
9528 available partitioning.
9530 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9532 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
9534 (umulsidi3): Likewise.
9535 (indirect_jump): Fix jump instruction assembly patterns.
9537 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
9540 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
9541 (nvptx_function_value): Assert non-NULL cfun.
9543 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
9545 PR rtl-optimization/70886
9546 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
9548 * cselib.h (rtx_equal_for_cselib_1): Declare.
9549 (rtx_equal_for_cselib_p: New inline function.
9550 * cselib.c (rtx_equal_for_cselib_p): Delete.
9551 (rtx_equal_for_cselib_1): Make public.
9553 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9555 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
9556 (register_mixssei387nonimm_operand): Remove predicate.
9557 * config/i386/i386.md (*fop_<mode>_comm): Merge from
9558 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
9559 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
9560 for TARGET_MIX_SSE_I387 alternatives.
9561 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
9562 Disable unsupported alternatives using "enabled" attribute. Use
9563 nonimm_ssenomem_operand as operand 1 predicate. Also check
9564 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
9566 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9568 * tree.c (cst_and_fits_in_hwi): Simplify.
9570 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9572 * tree.h (wi::to_wide): New function.
9573 * expr.c (expand_expr_real_1): Use wi::to_wide.
9574 * fold-const.c (int_const_binop_1): Likewise.
9575 (extract_muldiv_1): Likewise.
9577 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9579 * wide-int.h: Update offset_int and widest_int documentation.
9580 (WI_SIGNED_SHIFT_RESULT): New macro.
9581 (wi::binary_shift): Define signed_shift_result_type for
9582 shifts on offset_int- and widest_int-like types.
9583 (generic_wide_int): Support <<= and >>= if << and >> are supported.
9584 * tree.h (int_bit_position): Use shift operators instead of wi::
9586 * alias.c (adjust_offset_for_component_ref): Likewise.
9587 * expr.c (get_inner_reference): Likewise.
9588 * fold-const.c (fold_comparison): Likewise.
9589 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
9590 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
9591 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9592 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
9593 (stmt_kills_ref_p): Likewise.
9594 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
9595 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
9596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9597 (ao_ref_init_from_vn_reference): Likewise.
9599 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9601 * wide-int.h: Update offset_int and widest_int documentation.
9602 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
9603 (wi::binary_traits): Allow ordered comparisons between offset_int and
9604 offset_int, between widest_int and widest_int, and between either
9605 of these types and basic C types.
9606 (operator <, <=, >, >=): Define for the same combinations.
9607 * tree.h (tree_int_cst_lt): Use comparison operators instead
9608 of wi:: comparisons.
9609 (tree_int_cst_le): Likewise.
9610 * gimple-fold.c (fold_array_ctor_reference): Likewise.
9611 (fold_nonarray_ctor_reference): Likewise.
9612 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
9613 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
9614 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
9615 * tree-sra.c (completely_scalarize): Likewise.
9616 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
9617 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
9618 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
9619 (check_for_binary_op_overflow): Likewise.
9620 (search_for_addr_array): Likewise.
9621 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
9623 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9625 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
9626 (arc_save_restore): Likewise.
9627 (arc_dwarf_register_span): Likewise.
9628 (arc_output_pic_addr_const): Initialize suffix variable.
9630 2016-05-02 Martin Liska <mliska@suse.cz>
9632 * symbol-summary.h (function_summary::function_summary):
9633 Remove checking assert for all cgraph nodes.
9634 (function_summary::get): Check summary_uid.
9635 (symtab_insertion): Check summary_uid.
9637 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9639 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
9640 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
9642 (arc_dwarf_register_span): Remove enum keyword.
9643 (compact_memory_operand_p): New function.
9644 * config/arc/arc.h (reg_class): Add code density register classes.
9645 (REG_CLASS_NAMES): Likewise.
9646 (REG_CLASS_CONTENTS): Likewise.
9647 * config/arc/arc.md (*movqi_insn): Add code density instructions.
9648 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
9649 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
9650 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
9651 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
9653 (h, Rcd, Rsd, Rzd): New register constraints.
9654 (T): Use compact_memory_operand_p function.
9655 * config/arc/predicates.md (compact_load_memory_operand): Remove.
9657 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9659 * config/sh/sh.md (*negnegt, *movtt): Remove.
9661 2016-05-02 Marek Polacek <polacek@redhat.com>
9662 Tom de Vries <tom@codesourcery.com>
9664 PR tree-optimization/70700
9665 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9666 bigger than FIRST_REF_NODE.
9668 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9671 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9673 (prepare_cbranch_operands): Don't use scratch register. Assume that
9674 function is used when pseudos can be created.
9675 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9676 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9677 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9678 define_expand. Allow it only when pseudos can be created.
9679 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9681 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/constraints.md (BC): Only allow -1 operands.
9684 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9685 Add "enabled" attribute. Update XI mode attribute calculation.
9686 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9687 (*movoi_internal_avx): Update XI mode attribute calculation.
9688 (*movti_internal): Ditto.
9690 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9692 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9693 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9695 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9697 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9698 statement on instruction code. Remove trailing spaces.
9699 (altivec_expand_stv_builtin): Likewise.
9701 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9703 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9704 (TARGET_FPU_DOUBLE): Simplify.
9705 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9706 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9707 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9708 with 'TARGET_FPU_DOUBLE'.
9709 * config/sh/sh.md: Likewise.
9711 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9713 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9714 SH_DIV_STR_FOR_SIZE): Remove.
9715 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9716 SH_DIV_STR_FOR_SIZE): Remove.
9718 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9720 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9721 logical_reg_operand): Delete.
9722 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9723 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9724 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9725 match_operand and match_test.
9726 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9727 variables on their first use. Return bool values.
9728 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9729 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9730 arith_reg_operand for input operand. Remove empty constraints.
9732 (*xorsi3_compact): Rename to xorsi3.
9733 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9734 (*zero_extend<mode>si2_disp_mem): Update comment.
9737 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9739 * config/sh/t-sh: Remove SH5 support.
9740 * config.gcc: Likewise.
9741 * configure: Likewise.
9743 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9745 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9747 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9749 * config/sh/sh.c (register_sh_passes, sh_option_override,
9750 sh_print_operand, prepare_move_operands,
9751 sh_can_follow_jump): Remove TARGET_SH1 checks.
9752 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9753 PROMOTE_MODE): Likewise.
9754 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9757 2016-04-30 Alan Modra <amodra@gmail.com>
9759 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9760 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9761 Check for user regs later to avoid unnecessary looping over regs.
9762 Merge user reg check with non-saved reg check. Don't force
9763 inline VR restore when static chain used.
9764 (rs6000_frame_related): Omit eh_frame info for user regs when
9766 (fixed_regs_p): Delete.
9768 2016-04-30 Alan Modra <amodra@gmail.com>
9770 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9771 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9774 2016-04-30 Alan Modra <amodra@gmail.com>
9777 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9778 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9781 2016-04-30 Alan Modra <amodra@gmail.com>
9783 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9784 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9785 flag_pic test for Darwin.
9787 2016-04-30 Alan Modra <amodra@gmail.com>
9789 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9790 throw_calls_crossed.
9791 (REG_FREQ_CALLS_CROSSED): Delete.
9792 (REG_N_THROWING_CALLS_CROSSED): Delete.
9793 * regstat.c (regstat_bb_compute_ri): Don't calculate
9794 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9795 (dump_reg_info): Don't print call cross frequency.
9796 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9797 and REG_N_THROWING_CALLS_CROSSED.
9799 2016-04-30 Alan Modra <amodra@gmail.com>
9801 * regs.h (struct reg_info_t): Delete live_length.
9802 (REG_LIVE_LENGTH): Delete macro.
9803 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9804 local_live, local_processed and local_live_last_luid params.
9805 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9807 (regstat_compute_ri): Adjust for above. Don't set
9809 (dump_reg_info): Don't print live length.
9810 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9811 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9812 Localize loop_depth var.
9814 2016-04-30 Alan Modra <amodra@gmail.com>
9816 * ira.c (enum valid_equiv): New.
9817 (validate_equiv_mem): Return enum.
9818 (update_equiv_mem): Create replacement in more cases.
9819 (add_store_equivs): Update validate_equiv_mem call.
9821 2016-04-30 Alan Modra <amodra@gmail.com>
9823 * ira.c (combine_and_move_insns): Rather than scanning insns,
9824 use DF infrastucture to find use and def insns.
9826 2016-04-30 Alan Modra <amodra@gmail.com>
9828 ira.c (combine_and_move_insns): Move invariant conditions..
9829 (ira.c): ..to here. Call combine_and_move_insns before
9830 add_store_equivs. Call grow_reg_equivs later. Allocate
9831 req_equiv later using max_reg_num() rather than global max_regno.
9832 (contains_replace_regs): Delete.
9833 (add_store_equivs): Remove contains_replace_regs test.
9835 2016-04-30 Alan Modra <amodra@gmail.com>
9837 * ira.c (struct equiv_mem_data): New.
9838 (equiv_mem, equiv_mem_modified): Delete static vars.
9839 (validate_equiv_mem_from_store): Use "data" param to communicate..
9840 (validate_equiv_mem): ..from here.
9842 2016-04-30 Alan Modra <amodra@gmail.com>
9844 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9846 (update_reg_equivs): ..here. Move allocation and freeing of
9847 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9848 end_alias_analysis to..
9851 2016-04-30 Alan Modra <amodra@gmail.com>
9853 * ira.c (pdx_subregs): Delete.
9854 (struct equivalence): Add pdx_subregs field.
9855 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9857 (update_equiv_regs): Don't create or free pdx_subregs. Update
9860 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9862 * config/rs6000/altivec.h: Change definitions of vec_xl and
9864 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9865 (LD_ELEMREV_V2DI): New.
9866 (LD_ELEMREV_V4SF): New.
9867 (LD_ELEMREV_V4SI): New.
9868 (LD_ELEMREV_V8HI): New.
9869 (LD_ELEMREV_V16QI): New.
9870 (ST_ELEMREV_V2DF): New.
9871 (ST_ELEMREV_V2DI): New.
9872 (ST_ELEMREV_V4SF): New.
9873 (ST_ELEMREV_V4SI): New.
9874 (ST_ELEMREV_V8HI): New.
9875 (ST_ELEMREV_V16QI): New.
9878 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9879 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9880 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9881 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9882 (altivec_expand_builtin): Add handling for
9883 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9884 (rs6000_invalid_builtin): Add error-checking for
9885 RS6000_BTM_P9_VECTOR.
9886 (altivec_init_builtins): Define builtins used to implement vec_xl
9888 (rs6000_builtin_mask_names): Define power9-vector.
9889 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9890 (RS6000_BTM_P9_VECTOR): Define.
9891 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9892 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9893 (vsx_ld_elemrev_v2df): Likewise.
9894 (vsx_ld_elemrev_v4sf): Likewise.
9895 (vsx_ld_elemrev_v4si): Likewise.
9896 (vsx_ld_elemrev_v8hi): Likewise.
9897 (vsx_ld_elemrev_v16qi): Likewise.
9898 (vsx_st_elemrev_v2df): Likewise.
9899 (vsx_st_elemrev_v2di): Likewise.
9900 (vsx_st_elemrev_v4sf): Likewise.
9901 (vsx_st_elemrev_v4si): Likewise.
9902 (vsx_st_elemrev_v8hi): Likewise.
9903 (vsx_st_elemrev_v16qi): Likewise.
9904 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9907 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9909 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9911 (simplify_control_stmt_condition_1): ... here. Recurse into
9912 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9914 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9917 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9918 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9919 define_insn_and_split to define_insn.
9920 (zero_extendqi<mode>2_dot2): Same.
9921 (extendqi<mode>2_dot): Same.
9922 (extendqi<mode>2_dot2): Same.
9924 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9927 (probe_stack): New expander.
9928 (probe_stack_<mode>): New insn pattern.
9930 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/i386.md
9933 (operations with memory inputs setting flags peephole2):
9934 Remove uneeded REG_P checks. Cleanup pattern generation.
9936 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9938 * tree-vect-loop.c (vect_transform_loop): Fix
9939 nb_iterations_upper_bound computation for vectorized loop.
9941 2016-04-29 Marek Polacek <polacek@redhat.com>
9942 Jakub Jelinek <jakub@redhat.com>
9945 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9946 TARGET_EXPR_SLOT as a base.
9948 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9950 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9951 with 'rCm2' constraints to limit possible immediate size.
9952 (*load_zeroextendqisi_update): Likewise.
9953 (*load_signextendqisi_update): Likewise.
9954 (*loadhi_update): Likewise.
9955 (*load_zeroextendhisi_update): Likewise.
9956 (*load_signextendhisi_update): Likewise.
9957 (*loadsi_update): Likewise.
9958 (*loadsf_update): Likewise.
9960 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9962 * config/i386/predicates.md (constm1_operand): Fix comparison.
9964 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9966 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9968 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9970 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9971 remaining SH5 related settings.
9972 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9973 shmedia_prepare_call_address): Delete.
9974 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9975 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9976 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9977 UNSUPPORTED_SH2A): Remove m5 checks.
9978 (sh_divide_strategy_e): Remove SH5 division strategies.
9979 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9980 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9982 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9984 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9986 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9988 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9989 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9991 * config/s390/vector.md ("mov<mode>"): Likewise.
9993 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9995 * config/s390/constraints.md ("U", "W"): Invoke
9996 s390_mem_constraint with "ZR" and "ZT".
9997 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9998 addresses when using LRA. Accept also short displacements for S
9999 and T constraints. Do not check for long displacement target for
10000 S and T constraints.
10001 (s390_mem_constraint): Remove handling of U and W constraints.
10002 * config/s390/s390.md (various patterns): Remove the short
10003 displacement constraints (Q and R) if a long displacement
10004 constraint is present. Add longdisp as required CPU capability.
10005 * config/s390/vector.md: Likewise.
10006 * config/s390/vx-builtins.md: Likewise.
10008 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10011 * reload1.c (reload): Call finish_spills before
10012 restarting reload loop. Skip select_reload_regs
10013 if update_eliminables_and_spill returns true.
10015 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
10017 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
10018 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
10019 (umulhisi3_imm): Update predicates and constraint letters.
10020 (umulhisi3_reg): Declare instruction as commutative.
10021 * config/arc/constraints.md (J12, J16): New constraints.
10022 * config/arc/predicates.md (short_unsigned_const_operand): New
10024 (arc_short_operand): Likewise.
10025 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
10027 2016-04-29 Richard Biener <rguenther@suse.de>
10029 PR tree-optimization/13962
10030 PR tree-optimization/65686
10031 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
10032 * tree-ssa-alias.c (ptrs_compare_unequal): New function
10033 using PTA to compare pointers.
10034 * match.pd: Add pattern for pointer equality compare simplification
10035 using ptrs_compare_unequal.
10037 2016-04-29 Richard Biener <rguenther@suse.de>
10039 * stor-layout.c (layout_type): Do not build a pointer-to-element
10042 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
10044 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
10045 Use SWI mode iterator. Use general_reg_operand predicate.
10046 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
10047 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
10050 2016-04-29 Jakub Jelinek <jakub@redhat.com>
10052 PR middle-end/70843
10053 * fold-const.c (operand_equal_p): Don't verify hash value equality
10055 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
10058 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10061 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
10062 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
10063 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
10064 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
10065 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
10067 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10069 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
10070 to info. Don't initialize separate fields to 0. Clean up
10073 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/i386.md (peephole2s for operations with memory inputs):
10076 Use SWI mode iterator.
10077 (peephole2s for operations with memory outputs): Ditto.
10078 Do not check for stack checking probe.
10080 (probe_stack): Remove expander.
10082 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10083 Andrew Burgess <andrew.burgess@embecosm.com>
10085 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
10086 operands as 32-bits.
10088 2016-04-28 Jason Merrill <jason@redhat.com>
10090 * gdbinit.in: Skip line-map.h.
10092 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10093 Andrew Burgess <andrew.burgess@embecosm.com>
10095 * config/arc/arc.c (arc_conditional_register_usage): Take
10096 TARGET_RRQ_CLASS into account.
10097 (arc_print_operand): Support printing 'p' and 's' operands.
10098 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
10100 (TARGET_RRQ_CLASS): Define.
10101 (IS_POWEROF2_OR_0_P): Define.
10102 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
10104 (*tst_movb): New define_insn.
10105 (*tst): Avoid recognition if it could prevent '*tst_movb'
10106 combination; replace c/CnL with c/Chs alternative.
10107 (*tst_bitfield_tst): New define_insn.
10108 (*tst_bitfield_asr): New define_insn.
10109 (*tst_bitfield): New define_insn.
10110 (andsi3_i): Add Rrq variant.
10111 (extzv): New define_expand.
10112 (insv): New define_expand.
10113 (*insv_i): New define_insn.
10114 (*movb): New define_insn.
10115 (*movb_signed): New define_insn.
10116 (*movb_high): New define_insn.
10117 (*movb_high_signed): New define_insn.
10118 (*movb_high_signed + 1): New define_split pattern.
10119 (*mrgb): New define_insn.
10120 (*mrgb + 1): New define_peephole2 pattern.
10121 (*mrgb + 2): New define_peephole2 pattern.
10122 * config/arc/arc.opt (mbitops): New option for nps400, uses
10123 TARGET_NPS_BITOPS_DEFAULT.
10124 * config/arc/constraints.md (q): Make register class conditional.
10125 (Rrq): New register constraint.
10126 (Chs): New constraint.
10127 (Clo): New constraint.
10128 (Chi): New constraint.
10129 (Cbf): New constraint.
10130 (Cbn): New constraint.
10131 (C18): New constraint.
10132 (Cbi): New constraint.
10134 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10136 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
10138 (bitmap_intersection_of_preds): Ditto.
10139 (bitmap_union_of_succs): Ditto.
10140 (bitmap_union_of_preds): Ditto.
10141 * sbitmap.c (do_popcount): Delete.
10142 (BITMAP_DEBUGGING): Delete.
10143 (sbitmap_verify_popcount): Delete.
10144 (sbitmap_alloc): Don't initialize the popcount field.
10145 (sbitmap_alloc_with_popcount): Delete.
10146 (sbitmap_resize): Don't resize the popcount array.
10147 (sbitmap_vector_alloc): Don't initialize the popcount field.
10148 (bitmap_copy): Don't copy the popcount array.
10149 (bitmap_clear): Don't clear the popcount array.
10150 (bitmap_clear): Delete the popcount array handling.
10151 (bitmap_ior_and_compl): Delete the popcount assert.
10152 (bitmap_not): Ditto.
10153 (bitmap_and_compl): Ditto.
10154 (bitmap_and): Delete the popcount array handling.
10155 (bitmap_xor): Ditto.
10156 (bitmap_ior): Ditto.
10157 (bitmap_or_and): Delete the popcount assert.
10158 (bitmap_and_or): Ditto.
10159 (popcount_table): Delete.
10160 (sbitmap_elt_popcount): Delete.
10161 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
10162 (bitmap_set_bit): Delete the popcount assert.
10163 (bitmap_clear_bit): Ditto.
10164 (sbitmap_free): Don't free the popcount array.
10165 (sbitmap_alloc_with_popcount): Delete declaration.
10166 (sbitmap_popcount): Ditto.
10168 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10169 Andrew Burgess <andrew.burgess@embecosm.com>
10171 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10172 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10173 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10174 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10175 * config/arc/arc.opt (mcmem): New option.
10176 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10177 supply length for r/m alternative.
10178 (*extendqisi2_ac): Likewise.
10179 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10181 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10182 (movhi_insn): Likewise.
10183 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10184 (*zero_extendqihi2_i): Add r/Ucm alternative.
10185 (*zero_extendqisi2_ac): Likewise.
10186 (*zero_extendhisi2_i): Likewise.
10187 * config/arc/constraints.md (Uex): New memory constraint.
10188 (Ucm): New define_constraint.
10189 * config/arc/predicates.md (long_immediate_loadstore_operand):
10190 Return 0 for MEM with cmem_address address.
10191 (cmem_address_0): New predicates.
10192 (cmem_address_1): Likewise.
10193 (cmem_address_2): Likewise.
10194 (cmem_address): Likewise.
10196 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10198 * config/rs6000/rs6000.c (machine_function): Rename
10199 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10200 (rs6000_stack_info): Adjust.
10202 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10203 Andrew Burgess <andrew.burgess@embecosm.com>
10205 * config/arc/constraints.md (Usd): Convert to define_constraint.
10209 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10212 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10213 Add new peephole2 where the first insn is *mov<mode>_or instead of
10214 *mov<mode>_internal.
10216 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10218 * tracer.c (bb_seen): Make static.
10220 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10222 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10223 support, setup defaults.
10224 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10225 * config/arc/arc.c (arc_init): Add NPS400 support.
10226 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10227 (TARGET_ARC700): NPS400 is also an ARC700.
10228 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10230 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10233 * config/nds32/nds32.md (casesi): Don't access the operands array
10236 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10238 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10239 (or $-1,reg peephole2): Ditto.
10240 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10242 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10244 * doc/extend.texi (Common Function Attributes) [optimize]:
10245 Discourage use of the optimize attribute.
10247 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10249 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10250 special case builtin.
10251 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10252 ALTIVEC_BUILTIN_VEC_ADDE.
10253 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10254 support for ALTIVEC_BUILTIN_VEC_ADDE.
10255 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10256 for __builtin_vec_adde.
10258 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10260 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10261 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10263 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10266 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10267 attributes): Document cilkplus_runtime.
10269 2016-04-28 Martin Jambor <mjambor@suse.cz>
10271 * tree-cfg.c (verify_expr): Verify that local declarations belong to
10272 this function. Call verify_expr on MEM_REFs and bases of other
10273 handled_components.
10275 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10277 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
10278 for WORD_REGISTER_OPERATIONS to runtime check.
10280 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10282 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
10284 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10286 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
10287 big-endian compilation.
10288 * config/arc/arc.md (addf3): Likewise.
10289 (subdf3): Likewise.
10290 (muldf3): Likewise.
10292 2016-04-28 Richard Biener <rguenther@suse.de>
10294 PR tree-optimization/70840
10295 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
10296 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
10297 Mark x * pow(x,c) -> pow(x,c+1) commutative.
10298 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
10300 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10302 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
10303 and explain why in a comment.
10305 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10307 * config/arc/arc.md (cpu_facility): Add fpx variant.
10308 (subdf3): Prohibit use reverse sub when assist operations option
10310 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
10311 instructions only when FPX is enabled.
10312 * testsuite/gcc.target/arc/trsub.c: New test.
10314 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10316 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
10317 mult_operator when calculating "type" attribute.
10318 (*fop_<mode>_1_i387): Ditto.
10319 (*fop_xf_1_i387): Ditto.
10320 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
10321 Use std::swap to swap operands. Use RTL expressions to generate
10324 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10325 Joern Rennecke <joern.rennecke@embecosm.com>
10327 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
10329 (emit_pic_move): Remove.
10330 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
10331 * config/arc/arc.c (emit_pic_move): Removed.
10332 (TARGET_HAVE_TLS): Define.
10333 (arc_conditional_register_usage): Test for arc_tp_regno.
10334 (arc_print_operand, arc_print_operand_address): Handle TLS
10336 (arc_needs_pcl_p): New function.
10337 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
10338 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
10339 (arc_raw_symbolic_reference_mentioned_p): Likewise.
10340 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
10341 (arc_legitimize_tls_address): Likewise.
10342 (DTPOFF_ZERO_SYM): Define.
10343 (arc_legitimize_pic_address): Make it static, handle TLS cases.
10344 (arc_output_pic_addr_const): Print TLS unspecs.
10345 (prepare_pic_move): New function, replaces emit_pic_move.
10346 (arc_legitimate_constant_p): Handle TLS unspecs.
10347 (arc_legitimate_address_p): Likewise.
10348 (arc_rewrite_small_data_p): Use assert for TLS constants.
10349 (prepare_move_operands): Use prepare_pic_move.
10350 (arc_legitimize_address): Legitimize tls addresses.
10351 (arc_epilogue_uses): Check for arc_tp_regno.
10352 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
10353 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
10355 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
10357 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
10358 %(arc_tls_extra_start_spec).
10359 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
10360 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
10362 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
10363 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
10364 (UNSPEC_TLS_OFF): Add.
10366 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
10367 (get_thread_pointersi): New patterns.
10368 * config/arc/arc.opt (mtp-regno): New option.
10369 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
10370 (move_dest_operand): Likewise.
10371 * configure: Regenerate.
10372 * configure.ac: Add arc*-*-* case to test for tls.
10373 * doc/invoke.texi (ARC options): Document mtp-regno.
10375 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10377 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
10378 the new ARC HS SIMD instructions.
10379 (arc_preferred_simd_mode): New function.
10380 (arc_autovectorize_vector_sizes): Likewise.
10381 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
10382 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10383 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
10384 (arc_init_builtins): Add new SIMD builtin types.
10385 (arc_split_move): Handle 64 bit vector moves.
10386 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
10387 (TARGET_PLUS_QMACW): Define.
10388 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
10389 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
10390 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
10391 (VSUBADD4H): New builtins.
10392 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
10393 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
10395 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
10396 Matthias Klose <doko@debian.org>
10398 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
10400 2016-04-28 Richard Biener <rguenther@suse.de>
10402 PR middle-end/70777
10403 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
10406 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
10408 * common/config/sh/sh-common.c: Remove SH5 support.
10409 * config/sh/constraints.md: Likewise.
10410 * config/sh/config/sh/elf.h: Likewise.
10411 * config/sh/linux.h: Likewise.
10412 * config/sh/netbsd-elf.h: Likewise.
10413 * config/sh/predicates.md: Likewise.
10414 * config/sh/sh-c.c: Likewise.
10415 * config/sh/sh-protos.h: Likewise.
10416 * config/sh/sh.c: Likewise.
10417 * config/sh/sh.h: Likewise.
10418 * config/sh/sh.md: Likewise.
10419 * config/sh/sh.opt: Likewise.
10420 * config/sh/sync.md: Likewise.
10421 * config/sh/sh64.h: Delete.
10422 * config/sh/shmedia.h: Likewise.
10423 * config/sh/shmedia.md: Likewise.
10424 * config/sh/sshmedia.h: Likewise.
10425 * config/sh/t-netbsd-sh5-64: Likewise.
10426 * config/sh/t-sh64: Likewise.
10427 * config/sh/ushmedia.h: Likewise.
10429 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10431 * config/i386/i386.md (sign_extend to memory peephole2s): Use
10432 general_reg_operand instead of register_operand predicate.
10434 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10436 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
10438 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
10440 * match.pd (A - B > A, A + B < A): New transformations.
10442 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
10444 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
10445 which defaults to true. Emit an outer pair of parentheses only if
10446 EMIT_PARENS. When continuing a chain of && or || (or & or |),
10447 don't emit parentheses for the right-hand operand.
10449 2016-04-27 Jeff Law <law@redhat.com>
10451 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
10453 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10455 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
10456 (altivec_lvx_<mode>_internal): Document.
10457 (altivec_lvx_<mode>_2op): New define_insn.
10458 (altivec_lvx_<mode>_1op): Likewise.
10459 (altivec_lvx_<mode>_2op_si): Likewise.
10460 (altivec_lvx_<mode>_1op_si): Likewise.
10461 (altivec_stvx_<mode>): Remove.
10462 (altivec_stvx_<mode>_internal): Document.
10463 (altivec_stvx_<mode>_2op): New define_insn.
10464 (altivec_stvx_<mode>_1op): Likewise.
10465 (altivec_stvx_<mode>_2op_si): Likewise.
10466 (altivec_stvx_<mode>_1op_si): Likewise.
10467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10468 Expand vec_ld and vec_st during parsing.
10469 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
10471 (altivec_expand_stvx_be): Likewise.
10472 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
10473 address-masking behavior in RTL.
10474 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
10475 address-masking behavior in RTL.
10476 (altivec_expand_builtin): Change builtin code arguments for calls
10477 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
10478 (insn_is_swappable_p): Avoid incorrect swap optimization in the
10479 presence of lvx/stvx patterns.
10480 (alignment_with_canonical_addr): New function.
10481 (alignment_mask): Likewise.
10482 (find_alignment_op): Likewise.
10483 (recombine_lvx_pattern): Likewise.
10484 (recombine_stvx_pattern): Likewise.
10485 (recombine_lvx_stvx_patterns): Likewise.
10486 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
10487 stvx patterns from expand.
10488 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
10490 (vector_altivec_store_<mode>): Likewise.
10492 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
10494 * config/aarch64/aarch64.md
10495 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
10496 remove the "fp" attributes.
10497 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
10498 add the "simd" attributes.
10499 (*movdf_aarch64): Likewise.
10500 (*movtf_aarch64): Remove the "fp" attributes.
10501 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
10502 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
10504 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10506 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
10507 rtx to rtx_code_label *.
10508 * rtl.h (maybe_set_first_label_num): Likewise.
10510 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10512 * df-core.c (df_add_problem): Make the problem param be const.
10513 (df_remove_problem): Make local "problem" be const.
10514 * df-problems.c (problem_RD): Make const.
10515 (problem_LR): Likewise.
10516 (problem_LIVE): Likewise.
10517 (problem_MIR): Likewise.
10518 (problem_CHAIN): Likewise.
10519 (problem_WORD_LR): Likewise.
10520 (problem_NOTE): Likewise.
10521 (problem_MD): Likewise.
10522 * df-scan.c (problem_SCAN): Likewise.
10523 * df.h (struct df_problem): Make field "dependent_problem" be
10525 (struct dataflow): Likewise for field "problem".
10526 (df_add_problem): Make param const.
10528 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
10531 inter-unit moves to/from vector registers are enabled. Do not disable
10534 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10536 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
10537 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
10539 (enum df_problem_id): ...this new enum.
10540 (struct df_problem): Convert field "id" from "int" to
10541 enum df_problem_id.
10543 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10545 * rtl.def: Update comment for "things in the instruction chain" to
10546 reflect the removal of the leading "i" field for INSN_UID in
10547 r210360. Fix bogus apostrophe.
10549 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/i386.md
10552 (lea arith with mem operand + setcc peephole2): Set operator mode.
10554 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
10557 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
10558 (dimode_scalar_to_vector_candidate_p): This.
10559 (timode_scalar_to_vector_candidate_p): New function.
10560 (scalar_to_vector_candidate_p): Likewise.
10561 (timode_check_non_convertible_regs): Likewise.
10562 (timode_remove_non_convertible_regs): Likewise.
10563 (remove_non_convertible_regs): Likewise.
10564 (remove_non_convertible_regs): Renamed to ...
10565 (dimode_remove_non_convertible_regs): This.
10566 (scalar_chain::~scalar_chain): Make it virtual.
10567 (scalar_chain::compute_convert_gain): Make it pure virtual.
10568 (scalar_chain::mark_dual_mode_def): Likewise.
10569 (scalar_chain::convert_insn): Likewise.
10570 (scalar_chain::convert_registers): Likewise.
10571 (scalar_chain::add_to_queue): Make it protected.
10572 (scalar_chain::emit_conversion_insns): Likewise.
10573 (scalar_chain::replace_with_subreg): Likewise.
10574 (scalar_chain::replace_with_subreg_in_insn): Likewise.
10575 (scalar_chain::convert_op): Likewise.
10576 (scalar_chain::convert_reg): Likewise.
10577 (scalar_chain::make_vector_copies): Likewise.
10578 (scalar_chain::convert_registers): New pure virtual function.
10579 (class dimode_scalar_chain): New class.
10580 (class timode_scalar_chain): Likewise.
10581 (scalar_chain::mark_dual_mode_def): Renamed to ...
10582 (dimode_scalar_chain::mark_dual_mode_def): This.
10583 (timode_scalar_chain::mark_dual_mode_def): New function.
10584 (timode_scalar_chain::convert_insn): Likewise.
10585 (dimode_scalar_chain::convert_registers): Likewise.
10586 (scalar_chain::compute_convert_gain): Renamed to ...
10587 (dimode_scalar_chain::compute_convert_gain): This.
10588 (scalar_chain::replace_with_subreg): Renamed to ...
10589 (dimode_scalar_chain::replace_with_subreg): This.
10590 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
10591 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
10592 (scalar_chain::make_vector_copies): Renamed to ...
10593 (dimode_scalar_chain::make_vector_copies): This.
10594 (scalar_chain::convert_reg): Renamed to ...
10595 (dimode_scalar_chain::convert_reg ): This.
10596 (scalar_chain::convert_op): Renamed to ...
10597 (dimode_scalar_chain::convert_op): This.
10598 (scalar_chain::convert_insn): Renamed to ...
10599 (dimode_scalar_chain::convert_insn): This.
10600 (scalar_chain::convert): Call convert_registers.
10601 (convert_scalars_to_vector): Change to scalar_chain pointer to
10602 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
10603 in 32-bit mode. Delete scalar_chain pointer. Call
10604 free_dominance_info in 64-bit mode.
10605 (pass_stv::gate): Remove TARGET_64BIT check.
10606 (ix86_option_override): Put the 64-bit STV pass before the CSE
10609 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
10611 * dwarf2out.h (struct dw_loc_descr_node): Remove the
10612 dw_loc_frame_offset field.
10613 * dwarf2out.c (new_loc_descr): Likewise.
10614 (resolve_args_picking_1): Turn the VISITED hash set into a
10615 FRAME_OFFSET hash map. Use it to associate a frame offset to
10616 visited nodes. Remove uses of the CHECKING_P macro.
10617 (resolve_args_picking): Update call to resolve_args_picking_1.
10619 2016-04-27 Martin Liska <mliska@suse.cz>
10621 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
10622 (free_loop_data): Release vuses of groups.
10624 2016-04-27 Bin Cheng <bin.cheng@arm.com>
10626 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
10627 instead of redundant use_id and boolean have_use_for.
10628 (struct iv_use): Change sub_id into group_id. Remove field next.
10629 Move fields: related_cands, n_map_members, cost_map and selected
10631 (struct iv_group): ... here. New structure.
10632 (struct iv_common_cand): Use structure declaration directly.
10633 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
10634 (MAX_CONSIDERED_USES): Rename macro to ...
10635 (MAX_CONSIDERED_GROUPS): ... here.
10636 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
10637 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
10638 (dump_uses): Rename to ...
10639 (dump_groups): ... here. Update all uses.
10640 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
10641 (find_induction_variables): Refactor format of dump information.
10642 (record_sub_use): Delete.
10643 (record_use): Update all uses.
10644 (record_group): New function.
10645 (record_group_use, find_interesting_uses_op): Call above functions.
10647 (find_interesting_uses_cond): Ditto.
10648 (group_compare_offset): New function.
10649 (split_all_small_groups): Rename to ...
10650 (split_small_address_groups_p): ... here. Update all uses.
10651 (split_address_groups): Update all uses.
10652 (find_interesting_uses): Refactor format of dump information.
10653 (add_candidate_1): Update all uses. Remove redundant check on iv,
10655 (add_candidate, record_common_cand): Remove redundant assert.
10656 (add_iv_candidate_for_biv): Update use.
10657 (add_iv_candidate_derived_from_uses): Update all uses.
10658 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
10659 (alloc_use_cost_map): Ditto.
10660 (set_use_iv_cost, get_use_iv_cost): Rename to ...
10661 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
10662 (determine_use_iv_cost_generic): Ditto.
10663 (determine_group_iv_cost_generic): Ditto.
10664 (determine_use_iv_cost_address): Ditto.
10665 (determine_group_iv_cost_address): Ditto.
10666 (determine_use_iv_cost_condition): Ditto.
10667 (determine_group_iv_cost_cond): Ditto.
10668 (determine_use_iv_cost): Ditto.
10669 (determine_group_iv_cost): Ditto.
10670 (set_autoinc_for_original_candidates): Update all uses.
10671 (find_iv_candidates): Update all uses. Refactor dump information.
10672 (determine_use_iv_costs): Ditto.
10673 (determine_iv_costs): Ditto.
10674 (iv_ca_cand_for_use): Rename to ...
10675 (iv_ca_cand_for_group): ... here. Update all uses.
10676 (iv_ca_add_use, iv_ca_add_group): Ditto.
10677 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10678 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10679 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10680 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10681 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10682 (create_new_iv, adjust_iv_update_pos): Ditto.
10683 (rewrite_use_address): Delete.
10684 (rewrite_use_address_1): Rename to ...
10685 (rewrite_use_address): ... here.
10686 (rewrite_use_compare): Update all uses.
10687 (rewrite_use): Delete.
10688 (rewrite_uses): Rename to ...
10689 (rewrite_groups): ... here. Update all uses.
10690 (remove_unused_ivs, free_loop_data): Update all uses.
10691 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10693 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10695 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10696 for WORD_REGISTER_OPERATIONS to runtime check.
10698 2016-04-27 Richard Biener <rguenther@suse.de>
10701 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10702 aggregate_value_p to determine if a function result is
10703 returned by reference.
10704 (ipa_pta_execute): Functions having their address taken are
10705 not automatically nonlocal.
10707 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10710 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10711 * fold-const.c (operand_equal_p): If flag_checking and
10712 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10713 and if it returns non-zero, assert iterative_hash_expr on both
10716 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10718 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10720 2016-04-27 Nick Clifton <nickc@redhat.com>
10722 PR middle-end/49889
10723 * varasm.c (merge_weak): Generate an error if an attempt is made
10724 to convert a non-weak static function into a weak, public function.
10726 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10728 * params.def (MAX_PARTITION_SIZE): New param.
10729 * doc/invoke.texi: Document lto-max-partition.
10731 2016-04-27 Richard Biener <rguenther@suse.de>
10734 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10735 function cummulating used_from_other_partition, externally_visible
10736 and force_output from aliases.
10737 (refered_from_nonlocal_var): Likewise.
10738 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10739 node flags properly.
10741 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10743 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10744 (-Wmemset-elt-size): New item.
10746 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10749 * stor-layout.h (internal_reference_types): Delete.
10750 * stor-layout.c (reference_types_internal): Likewise.
10751 (internal_reference_types): Likewise.
10752 (layout_type) <REFERENCE_TYPE>: Adjust.
10754 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10757 * tree.h (inchash::add_expr): Add FLAGS argument.
10758 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10759 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10760 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10761 Formatting fix. Adjust recursive calls. For tcc_comparison,
10762 if swap_tree_comparison (code) is smaller than code, hash that
10763 and arguments in the other order. Hash CONVERT_EXPR the same
10764 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10765 of ADDR_EXPR of decl as the decl itself. Add or remove
10766 OEP_ADDRESS_OF from recursive flags as needed. For
10767 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10768 operands commutatively and only the third one normally.
10769 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10771 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10773 * config/rtems.h (LIB_SPEC): Add -latomic.
10775 2016-04-27 Joel Sherrill <joel@rtems.org>
10777 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10778 xilink.ld and flags not relevant to RTEMS.
10780 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10782 * toplev.c (backend_init_target): Avoid calling init_reload when using
10785 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10787 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10788 for loops rather than one for the whole function.
10790 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10792 * match.pd (X + CST CMP X): New transformation.
10794 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10796 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10797 * fold-const.c (fold_binary_loc): Remove 2 transformations
10798 superseded by match.pd.
10799 * match.pd (x+x -> x*2): Generalize to integers.
10801 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10803 * config/i386/i386.md (operation on memory peephole): Duplicate an
10804 existing peephole and adapt it to match lea rather than an operation
10807 PR rtl-optimization/57193
10808 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10810 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10812 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10814 * tree-if-conv.c (any_pred_load_store): New static variable.
10815 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10816 any_pred_load_store instead of and_mask_load_store.
10817 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10818 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10819 (combine_blocks, tree_if_conversion): Ditto.
10821 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10823 PR tree-optimization/70771
10824 PR tree-optimization/70775
10825 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10826 virtual PHI nodes. Delete parameter.
10827 (if_convertible_loop_p_1): Delete argument to above function.
10828 (predicate_all_scalar_phis): Delete code handling single-argument
10830 (tree_if_conversion): Mark and update virtual SSA.
10832 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10835 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10836 (x86_elf_aligned_common): Rename to ...
10837 (x86_elf_aligned_decl_common): ... this.
10838 Add decl arg. Switch to .lbss for largecomm object. Use
10839 LARGECOMM_SECTION_ASM_OP.
10840 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10842 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10843 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10845 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10846 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10848 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10851 * config/i386/i386.c (SECTION_LARGE): Define.
10852 (x86_64_elf_select_section): Set it for large data/bss sections.
10853 Only clear SECTION_WRITE for .lrodata.
10854 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10856 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10857 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10858 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10860 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10861 * doc/tm.texi: Regenerate.
10863 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10866 * configure.ac (--enable-checking): Document extra flag, for
10867 non-release builds default to --enable-checking=yes,extra.
10868 If misc checking and extra checking, define CHECKING_P to 2 instead
10870 * common.opt (fchecking=): Add.
10871 * doc/invoke.texi (-fchecking=): Document.
10872 * doc/install.texi: Document --enable-checking changes.
10873 * configure: Regenerated.
10874 * config.in: Regenerated.
10876 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10878 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10879 attribute instead of which_alternative.
10880 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10881 Use EXT_REX_SSE_REG_P where appropriate.
10883 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10885 * config/i386/predicates.md (const0_operand): Do not match
10886 const_wide_int code.
10887 (const1_operand): Ditto.
10889 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10892 for SSE constm1 operands and TARGET_AVX512VL.
10893 (*movti_internal): Ditto.
10894 (*mov<mode>_or): Use constm1_operand predicate.
10895 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10896 for SSE vector_all_ones operands and TARGET_AVX512VL.
10897 * config/i386/predicates.md (constm1_operand): New predicate.
10898 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10899 emission of constant -1 load.
10901 2016-04-25 Jason Merrill <jason@redhat.com>
10903 * gdbinit.in: Skip is-a.h.
10905 * attribs.c (register_scoped_attributes): Fix logic.
10906 * attribs.h: Declare register_scoped_attributes.
10908 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10910 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10911 stxvd2x and stxvw4x built-in functions.
10913 2016-04-25 DJ Delorie <dj@redhat.com>
10915 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10916 (ashrhi3): Likewise.
10917 (lshrhi3): Likewise.
10919 2016-04-25 Richard Biener <rguenther@suse.de>
10921 PR tree-optimization/70780
10922 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10923 wasn't visited yet.
10924 (compute_antic): Mark blocks with abnormal preds as visited as
10925 they have a final empty antic-in solution already.
10927 2016-04-25 Michael Collison <michael.collison@linaro.org>
10929 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10931 2016-04-25 Michael Collison <michael.collison@linaro.org>
10933 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10934 mode is VQI to improve mixed mode vectorization.
10935 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10936 define_insn to match low half of signed vaddw.
10937 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10938 define_insn to match high half of signed vaddw.
10939 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10940 define_insn to match low half of unsigned vaddw.
10941 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10942 define_insn to match high half of unsigned vaddw.
10943 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10944 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10945 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10947 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10948 * config/arm/predicates.md (vect_par_constant_high): Support
10949 big endian and simplify by calling
10950 arm_simd_check_vect_par_cnst_half
10951 (vect_par_constant_low): Likewise.
10953 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10955 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10956 predicate for operand 2.
10958 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10959 H.J. Lu <hongjiu.lu@intel.com>
10961 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10962 machine_mode argument.
10963 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10964 constm1_rtx operands. For VOIDmode constants, get mode from
10965 pred_mode. Check mode size if the mode is supported by ABI.
10966 (standard_sse_constant_opcode): Do not use standard_constant_p.
10967 Strictly check ABI support for all-ones operands.
10968 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10969 immediates. Update calls to standard_sse_constant_p.
10970 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10971 (ix86_rtx_costs): Ditto.
10972 * config/i386/i386.md (*movxi_internal_avx512f): Use
10973 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10974 Use (v,BC) alternative instead of (v,C). Use register_operand
10975 checks instead of MEM_P.
10976 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10977 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10978 isa attribute. Use register_operand checks instead of MEM_P.
10979 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10980 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10981 alternative and corresponding sse2 isa attribute.
10982 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10983 to standard_sse_constant_p.
10984 (FP constant splitters): Ditto.
10985 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10987 * config/i386/predicates.md (constm1_operand): Remove.
10988 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10989 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10990 vector_all_ones_operand instead of constm1_operand.
10992 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10994 * print-rtl.c (print_rtx_insn_vec): New function.
10995 * print-rtl.h: New prototype.
10996 * store-motion.c (struct st_expr): Make avail_stores a vector.
10997 (st_expr_entry): Adjust.
10998 (free_st_expr_entry): Likewise.
10999 (print_store_motion_mems): Likewise.
11000 (find_moveable_store): Likewise.
11001 (compute_store_table): Likewise.
11002 (delete_store): Likewise.
11003 (build_store_vectors): Likewise.
11005 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11007 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
11009 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11011 * vec.h (vec_safe_contains): New function.
11012 (vec::contains): Likewise.
11013 (vec::begin): Likewise.
11014 (vec::end): Likewise.
11016 2016-04-23 Jakub Jelinek <jakub@redhat.com>
11019 * cfgexpand.c (expand_stack_vars): Fix typo.
11021 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11023 * system.h (list, map, set, vector): Include conditionally.
11024 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
11025 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
11026 * ipa-icf.c (INCLUDE_LIST): Define.
11027 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
11028 * config/sh/sh.c (INCLUDE_VECTOR): Define.
11029 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
11030 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
11031 * cp/logic.cc (INCLUDE_LIST): Define.
11032 * fortran/trans-common.c (INCLUDE_MAP): Define.
11034 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
11036 * auto-profile.c: Remove <string.h> include.
11037 * ipa-icf-gimple.c: Remove <list> include.
11038 * diagnostic.c: Remove <new> include.
11039 * genmatch.c: Likewise.
11040 * pretty-print.c: Likewise.
11041 * toplev.c: Likewise
11042 * c/c-objc-common.c: Likewise.
11043 * cp/error.c: Likewise.
11044 * fortran/error.c: Likewise.
11046 2016-04-22 Richard Biener <rguenther@suse.de>
11048 * lto-streamer-in.c (input_ssa_names): Do not allocate
11049 GIMPLE_NOP for all SSA names.
11050 * lto-streamer-out.c (output_ssa_names): Do not output
11051 SSA names that should have been released.
11053 2016-04-22 Richard Biener <rguenther@suse.de>
11055 PR tree-optimization/70740
11056 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
11059 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
11062 * config/i386/predicates.md (call_insn_operand): Replace
11063 sibcall_memory_operand with memory_operand.
11065 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
11067 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
11068 has_single_use() tests.
11069 (register_edge_assert_for_1): Likewise.
11070 (find_assert_locations_1): Check the liveness bitmap instead of
11071 checking has_single_use().
11073 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
11076 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
11077 Extract AVX-512BW constraint from AVX.
11079 2016-04-21 Richard Biener <rguenther@suse.de>
11081 PR tree-optimization/70725
11082 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
11083 for phi_convertible_by_degenerating_args.
11084 (predicate_all_scalar_phis): Handle single-argument PHIs.
11086 2016-04-21 Richard Biener <rguenther@suse.de>
11088 PR middle-end/70747
11089 * fold-const.c (fold_comparison): Return properly typed
11092 2016-04-21 Bin Cheng <bin.cheng@arm.com>
11094 PR tree-optimization/70715
11095 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11096 after expanding BASE using expand_simple_operations.
11098 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11100 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
11101 New transformations.
11103 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
11105 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
11107 2016-04-20 Jan Hubicka <jh@suse.cz>
11109 * ipa-inline.c (can_inline_edge_p): Pass caller info to
11110 ultiimate_alias_target.
11111 (update_callee_keys): Likewise.
11112 (lookup_recursive_calls): Likewise.
11113 (speculation_useful_p): Likewise.
11115 2016-04-20 Jan Hubicka <jh@suse.cz>
11118 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
11119 (set_nothrow_flag_1): ... this; handle interposition correctly;
11120 recurse on aliases and thunks.
11121 (cgraph_node::set_nothrow_flag): New.
11122 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
11123 functions compiled with non-call exceptions that binds to current
11125 (propagate_nothrow): Be safe WRT interposition.
11126 * cgraph.h (set_nothrow_flag): Update prototype.
11128 2016-04-18 Jan Hubicka <jh@suse.cz>
11130 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11131 max_loop_iterations_int.
11132 (tree_unswitch_outer_loop): Likewise.
11134 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11136 PR tree-optimization/69489
11137 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
11138 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
11139 Revise dump message.
11140 (if_convertible_bb_p): Remove check on edge count of basic block's
11143 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11145 PR tree-optimization/56625
11146 PR tree-optimization/69489
11147 * tree-data-ref.h (DR_INNERMOST): New macro.
11148 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
11149 hashing struct innermost_loop_behavior.
11150 (ref_DR_map): Remove.
11151 (innermost_DR_map): New map.
11152 (baseref_DR_map): Revise comment.
11153 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
11154 to innermost_DR_map accroding to its innermost loop behavior.
11155 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
11156 to its innermost loop behavior.
11157 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
11158 Add initialization for innermost_DR_map. Record memory reference
11159 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
11160 have innermost loop behavior.
11161 (if_convertible_loop_p): Remove release for ref_DR_map. Release
11164 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
11166 * config/i386/i386.md (*lea<mode>_general_1): Rename from
11167 *lea_general_1. Use explicit SWI12 mode interator.
11168 (*lea<mode>_general_2): Rename from *lea_general_2.
11169 Use explicit SWI12 mode interator.
11170 (*lea<mode>_general_3): Rename from *lea_general_3.
11171 Use explicit SWI12 mode interator.
11172 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11173 Use explicit SWI12 mode interator.
11174 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11175 Use explicit SWI48 mode interator.
11177 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11179 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11180 Short-cut unaligned load and store cases. Handle all integer
11182 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11183 and store cases. Call ix86_avx256_split_vector_move_misalign
11184 directly without checking mode class.
11186 2016-04-20 Andrew Pinski <apinski@cavium.com>
11187 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11190 * config/aarch64/aarch64.md (sibcall): Force call
11191 address to be DImode for ILP32.
11192 (sibcall_value): Likewise.
11194 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11196 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11198 2016-04-20 Richard Biener <rguenther@suse.de>
11200 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11201 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11202 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11203 (maybe_push_res_to_seq): Adjust.
11204 * gimple-fold.c (maybe_build_generic_op): Likewise.
11206 2016-04-20 Marek Polacek <polacek@redhat.com>
11208 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11211 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11213 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11214 use kmovw to support AVX512F target.
11216 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11218 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11220 2016-04-20 Marek Polacek <polacek@redhat.com>
11222 PR tree-optimization/70725
11223 * tree-if-conv.c (is_false_predicate): New function.
11224 (predicate_mem_writes): Use it.
11226 2016-04-20 Richard Biener <rguenther@suse.de>
11228 PR tree-optimization/70726
11229 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11230 shift amounts from a pattern stmt operand.
11232 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11235 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11236 stack_restore_from_fpr pattern when restoring r15.
11237 (s390_optimize_prologue): Strip away the memory barrier in the
11238 parallel when trying to get rid of restore insns.
11239 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11240 definition for loading the stack pointer from an FPR. Compared to
11241 the normal move insn this pattern includes a full memory barrier.
11243 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11245 PR middle-end/70680
11246 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11247 implicitly linear or lastprivate iterator on the outer context.
11249 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11251 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11253 * config/i386/i386.md (ssememalign): Removed.
11254 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11256 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11259 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11260 const short * to __builtin_ia32_loaddquhi512_mask.
11261 (_mm512_maskz_loadu_epi16): Likewise.
11262 (_mm512_mask_storeu_epi16): Pass short * to
11263 __builtin_ia32_storedquhi512_mask.
11264 (_mm512_mask_loadu_epi8): Pass const char * to
11265 __builtin_ia32_loaddquqi512_mask.
11266 (_mm512_maskz_loadu_epi8): Likewise.
11267 (_mm512_mask_storeu_epi8): Pass char * to
11268 __builtin_ia32_storedquqi512_mask.
11269 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
11270 const double * to __builtin_ia32_loadupd512_mask.
11271 (_mm512_mask_loadu_pd): Likewise.
11272 (_mm512_maskz_loadu_pd): Likewise.
11273 (_mm512_storeu_pd): Pass double * to
11274 __builtin_ia32_storeupd512_mask.
11275 (_mm512_mask_storeu_pd): Likewise.
11276 (_mm512_loadu_ps): Pass const float * to
11277 __builtin_ia32_loadups512_mask.
11278 (_mm512_mask_loadu_ps): Likewise.
11279 (_mm512_maskz_loadu_ps): Likewise.
11280 (_mm512_storeu_ps): Pass float * to
11281 __builtin_ia32_storeups512_mask.
11282 (_mm512_mask_storeu_ps): Likewise.
11283 (_mm512_mask_loadu_epi64): Pass const long long * to
11284 __builtin_ia32_loaddqudi512_mask.
11285 (_mm512_maskz_loadu_epi64): Likewise.
11286 (_mm512_mask_storeu_epi64): Pass long long *
11287 to __builtin_ia32_storedqudi512_mask.
11288 (_mm512_loadu_si512): Pass const int * to
11289 __builtin_ia32_loaddqusi512_mask.
11290 (_mm512_mask_loadu_epi32): Likewise.
11291 (_mm512_maskz_loadu_epi32): Likewise.
11292 (_mm512_storeu_si512): Pass int * to
11293 __builtin_ia32_storedqusi512_mask.
11294 (_mm512_mask_storeu_epi32): Likewise.
11295 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
11296 char * to __builtin_ia32_storedquqi256_mask.
11297 (_mm_mask_storeu_epi8): Likewise.
11298 (_mm256_mask_loadu_epi16): Pass const short * to
11299 __builtin_ia32_loaddquhi256_mask.
11300 (_mm256_maskz_loadu_epi16): Likewise.
11301 (_mm_mask_loadu_epi16): Pass const short * to
11302 __builtin_ia32_loaddquhi128_mask.
11303 (_mm_maskz_loadu_epi16): Likewise.
11304 (_mm256_mask_loadu_epi8): Pass const char * to
11305 __builtin_ia32_loaddquqi256_mask.
11306 (_mm256_maskz_loadu_epi8): Likewise.
11307 (_mm_mask_loadu_epi8): Pass const char * to
11308 __builtin_ia32_loaddquqi128_mask.
11309 (_mm_maskz_loadu_epi8): Likewise.
11310 (_mm256_mask_storeu_epi16): Pass short * to.
11311 __builtin_ia32_storedquhi256_mask.
11312 (_mm_mask_storeu_epi16): Pass short * to.
11313 __builtin_ia32_storedquhi128_mask.
11314 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
11315 const double * to __builtin_ia32_loadupd256_mask.
11316 (_mm256_maskz_loadu_pd): Likewise.
11317 (_mm_mask_loadu_pd): Pass onst double * to
11318 __builtin_ia32_loadupd128_mask.
11319 (_mm_maskz_loadu_pd): Likewise.
11320 (_mm256_mask_storeu_pd): Pass double * to
11321 __builtin_ia32_storeupd256_mask.
11322 (_mm_mask_storeu_pd): Pass double * to
11323 __builtin_ia32_storeupd128_mask.
11324 (_mm256_mask_loadu_ps): Pass const float * to
11325 __builtin_ia32_loadups256_mask.
11326 (_mm256_maskz_loadu_ps): Likewise.
11327 (_mm_mask_loadu_ps): Pass const float * to
11328 __builtin_ia32_loadups128_mask.
11329 (_mm_maskz_loadu_ps): Likewise.
11330 (_mm256_mask_storeu_ps): Pass float * to
11331 __builtin_ia32_storeups256_mask.
11332 (_mm_mask_storeu_ps): ass float * to
11333 __builtin_ia32_storeups128_mask.
11334 (_mm256_mask_loadu_epi64): Pass const long long * to
11335 __builtin_ia32_loaddqudi256_mask.
11336 (_mm256_maskz_loadu_epi64): Likewise.
11337 (_mm_mask_loadu_epi64): Pass const long long * to
11338 __builtin_ia32_loaddqudi128_mask.
11339 (_mm_maskz_loadu_epi64): Likewise.
11340 (_mm256_mask_storeu_epi64): Pass long long * to
11341 __builtin_ia32_storedqudi256_mask.
11342 (_mm_mask_storeu_epi64): Pass long long * to
11343 __builtin_ia32_storedqudi128_mask.
11344 (_mm256_mask_loadu_epi32): Pass const int * to
11345 __builtin_ia32_loaddqusi256_mask.
11346 (_mm256_maskz_loadu_epi32): Likewise.
11347 (_mm_mask_loadu_epi32): Pass const int * to
11348 __builtin_ia32_loaddqusi128_mask.
11349 (_mm_maskz_loadu_epi32): Likewise.
11350 (_mm256_mask_storeu_epi32): Pass int * to
11351 __builtin_ia32_storedqusi256_mask.
11352 (_mm_mask_storeu_epi32): Pass int * to
11353 __builtin_ia32_storedqusi128_mask.
11354 * config/i386/i386-builtin-types.def (PCSHORT): New.
11355 (PINT64): Likewise.
11356 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
11357 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
11358 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
11359 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
11360 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
11361 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
11362 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
11363 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
11364 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
11365 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
11366 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
11367 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
11368 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
11369 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
11370 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
11371 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
11372 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
11373 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
11374 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
11375 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
11376 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
11377 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
11378 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
11379 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
11380 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
11381 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
11382 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
11383 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
11384 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
11385 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
11386 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
11387 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
11388 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
11389 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
11390 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
11391 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
11392 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
11393 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
11394 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
11395 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
11396 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
11397 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
11398 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
11399 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
11400 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
11401 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
11402 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
11403 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
11404 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
11406 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
11407 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
11409 (ix86_expand_vector_move_misalign): Likewise.
11410 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
11411 to scalar function prototype for unaligned load/store builtins.
11412 (ix86_expand_special_args_builtin): Updated.
11413 * config/i386/sse.md (UNSPEC_LOADU): Removed.
11414 (UNSPEC_STOREU): Likewise.
11415 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
11416 (VI_ULOADSTORE_F_AVX512VL): Likewise.
11417 (ssescalarsize): Handle V4TI, V2TI and V1TI.
11418 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11419 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11420 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
11421 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
11422 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
11423 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
11424 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
11425 (<avx512>_storedqu<mode>_mask): Likewise.
11426 (*sse4_2_pcmpestr_unaligned): Likewise.
11427 (*sse4_2_pcmpistr_unaligned): Likewise.
11428 (*mov<mode>_internal): Renamed to ...
11429 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
11430 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
11431 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
11432 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
11434 2016-04-19 Richard Biener <rguenther@suse.de>
11436 PR tree-optimization/70171
11437 * tree-ssa-phiprop.c: Include stor-layout.h.
11438 (phiprop_insert_phi): Handle the aggregate copy case.
11439 (propagate_with_phi): Likewise.
11441 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
11443 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
11444 instead of simplify_gen_subreg (... , 0).
11445 (ix86_delegitimize_address): Ditto.
11446 (ix86_split_divmod): Ditto.
11447 (ix86_split_copysign_const): Ditto.
11448 (ix86_split_copysign_var): Ditto.
11449 (ix86_expand_args_builtin): Ditto.
11450 (ix86_expand_round_builtin): Ditto.
11451 (ix86_expand_special_args_builtin): Ditto.
11452 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
11453 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
11454 (udivmodqi4): Ditto.
11455 (absneg splitters): Ditto.
11456 (*jcc_bt<mode>_1): Ditto.
11458 2016-04-19 Richard Biener <rguenther@suse.de>
11460 PR tree-optimization/70724
11461 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
11462 restoring out from ...
11463 (free_scc_vn): ... here.
11464 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
11465 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
11467 (pass_fre::execute): Restore SSA info.
11469 2016-04-19 Richard Biener <rguenther@suse.de>
11471 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
11472 * gimple-walk.c (walk_gimple_op): Initialize it.
11473 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
11474 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
11475 remapping SSA names of defs.
11476 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
11479 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
11481 PR middle-end/70689
11482 * lra-constraints.c (equiv_substition_p): New.
11483 (process_alt_operands): Use it.
11484 (swap_operands): Swap it.
11485 (curr_insn_transform): Update it.
11487 2016-04-18 Michael Matz <matz@suse.de>
11489 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
11490 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
11491 * tree-core.h (tree_type_common.align): Use bit-field.
11492 (tree_type_common.spare): New.
11493 (tree_decl_common.off_align): Make smaller.
11494 (tree_decl_common.align): Use bit-field.
11496 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
11497 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
11498 (scan_sharing_clauses): Ditto.
11499 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11500 (omp_finish_file): Ditto.
11501 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
11502 (layout_decl): Ditto.
11503 (relayout_decl): Ditto.
11504 (finalize_record_size): Use SET_TYPE_ALIGN.
11505 (finalize_type_size): Ditto.
11506 (finish_builtin_struct): Ditto.
11507 (layout_type): Ditto.
11508 (initialize_sizetypes): Ditto.
11509 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
11510 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
11511 (lookup_field_for_decl): Use SET_DECL_ALIGN.
11512 (get_chain_field): Ditto.
11513 (get_trampoline_type): Ditto.
11514 (get_nl_goto_field): Ditto.
11515 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
11517 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
11518 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
11519 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11520 (build_qualified_type): Use SET_TYPE_ALIGN.
11521 (build_aligned_type, build_range_type_1): Ditto.
11522 (build_atomic_base): Ditto.
11523 (build_common_tree_nodes): Ditto.
11524 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
11525 (expand_one_stack_var_at): Ditto.
11526 * coverage.c (build_var): Use SET_DECL_ALIGN.
11527 * except.c (init_eh): Ditto.
11528 * function.c (assign_parm_setup_block): Ditto.
11529 * symtab.c (increase_alignment_1): Ditto.
11530 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
11531 * tree-vect-stmts.c (ensure_base_align): Ditto.
11532 * varasm.c (align_variable): Ditto.
11533 (assemble_variable): Ditto.
11534 (build_constant_desc): Ditto.
11535 (output_constant_def_contents): Ditto.
11537 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
11538 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
11539 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
11540 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
11541 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
11543 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
11546 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
11547 replace %vmovsd with "%vmovq".
11548 (vec_concatv2df): Likewise.
11550 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
11552 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
11553 (*vec_extractv2si_0): Ditto.
11554 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
11555 (zero_extended_scalar_load_operand splitters): Ditto.
11556 (vec_extract splitters): Ditto.
11557 (*vec_extractv4si_0_zext): Ditto.
11558 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
11559 and lowpart_subreg.
11560 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
11561 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
11562 (*sse4_1_extractps): Use lowpart_subreg.
11563 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
11565 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11567 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
11569 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
11570 Mention Solaris 11 packaging changes.
11571 Update gas and gld requirements.
11572 Remove reference to pre-Solaris 10 bug.
11573 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
11575 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
11578 2016-04-17 Jan Hubicka <jh@suse.cz>
11580 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
11581 max_loop_iterations_int.
11583 2016-04-18 Richard Biener <rguenther@suse.de>
11585 PR tree-optimization/43434
11586 * tree-ssa-structalias.c (struct vls_data): New.
11587 (visit_loadstore): Handle all pointer-based accesses.
11588 (compute_dependence_clique): Compute a bitmap of restrict tags
11589 assigned bases and pass it to visit_loadstore.
11591 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
11594 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
11595 armv8.1-a and armv8.1-a+crc.
11597 2016-04-18 Richard Biener <rguenther@suse.de>
11599 PR tree-optimization/70701
11600 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
11601 references after translating through a memcpy.
11603 2016-04-18 Richard Biener <rguenther@suse.de>
11605 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
11606 (compute_antic): ... here. For partial antic use regular
11607 postorder and scrap iteration.
11608 (compute_partial_antic_aux): Remove unused return value.
11609 (init_pre): Do not allocate postorder.
11610 (fini_pre): Do not free postorder.
11612 2016-04-18 Richard Biener <rguenther@suse.de>
11614 PR middle-end/37870
11615 * expmed.c (extract_bit_field_1): Remove broken case
11616 using a wider MODE_INT mode.
11618 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
11620 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
11621 unless compiling with at least GCC-4.8.
11623 2016-04-17 Jan Hubicka <jh@suse.cz>
11626 * graphite.c (graphite_finalize): Update call to
11627 tree_estimate_probability.
11628 * predict.h (tree_estimate_probability): Update prototype.
11630 2016-04-17 Jan Hubicka <jh@suse.cz>
11632 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
11633 (tree_estimate_probability): Likewise.
11634 (pass_profile::execute): Update.
11635 (report_predictor_hitrates): New function.
11636 * profile.c (compute_branch_probabilities): Use it.
11637 * predict.h (report_predictor_hitrates): Declare.
11639 2016-04-17 Jan Hubicka <jh@suse.cz>
11642 * cgraph.h (cgraph_node::set_const_flag,
11643 cgraph_node::set_pure_flag): Update prototype to return bool;
11645 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
11646 of interposable symbol are interposable, too.
11647 (cgraph_set_const_flag_1): Rename to ...
11648 (set_const_flag_1): ... this one; change to self recursive function
11649 instead of call_for_symbol_thunks_and_aliases. Handle correctly
11650 clearnig the flag in all variants and also virtual thunks of const
11651 functions are pure; track if any change was done.
11652 (cgraph_node::set_const_flag): Update.
11653 (struct set_pure_flag_info): New struct.
11654 (cgraph_set_pure_flag_1): Rename to ...
11655 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
11656 rather than pointer encoded flags; track if any changes was done;
11657 handle correctly clearning flag and setting flag of aliases already
11659 (cgraph_node::set_pure_flag): Update.
11660 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
11662 2016-04-17 Tom de Vries <tom@codesourcery.com>
11665 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11666 backslash in label.
11668 2016-04-17 Tom de Vries <tom@codesourcery.com>
11670 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11671 '{}<> ' as escape-for-record.
11673 2016-04-17 Tom de Vries <tom@codesourcery.com>
11675 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11678 2016-04-17 Tom de Vries <tom@codesourcery.com>
11681 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11682 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11683 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11684 * passes.c (finish_optimization_passes): Only call
11685 finish_graph_dump_file if dfi->graph_dump_initialized.
11686 (execute_function_dump, pass_init_dump_file): Use
11687 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11689 2016-04-17 Tom de Vries <tom@codesourcery.com>
11691 PR tree-optimization/70256
11692 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11693 (debug_varmap): New function.
11695 2016-04-17 Tom de Vries <tom@codesourcery.com>
11698 * passes.c (pass_manager::register_pass): Propagate pflags.
11700 2016-04-17 Tom de Vries <tom@codesourcery.com>
11703 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11704 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11705 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11706 check if it's equal to p_start.
11707 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11709 2016-04-15 Jan Hubicka <jh@suse.cz>
11712 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11713 function does not bind to current def.
11714 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11715 handle conservatively calls to functions that does not need to bind
11717 (check_call): Update call of worse_state.
11718 (ignore_edge_for_nothrow): Update.
11719 (ignore_edge_for_pure_const): Likewise.
11720 (propagate_pure_const): Update calls to worse_state.
11721 (skip_function_for_local_pure_const): Reformat comments.
11723 2016-04-15 Jan Hubicka <jh@suse.cz>
11726 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11727 (cgraph_node::function_symbol): Likewise.
11728 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11729 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11730 (symtab_node::ultimate_alias_target): Add REF parameter.
11731 (symtab_node::binds_to_current_def_p): Declare.
11732 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11733 (cgraph_node::function_symbol): Likewise.
11734 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11735 (cgraph_node::get_availability): Likewise.
11736 (cgraph_edge::binds_to_current_def_p): New inline function.
11737 (varpool_node::get_availability): Add REF parameter.
11738 (varpool_node::ultimate_alias_target): Likewise.
11739 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11740 (symtab_node::binds_to_current_def_p): Likewise.
11741 * varpool.c (varpool_node::get_availability): Likewise.
11743 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11746 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11747 Fix mode size check.
11749 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11751 * BASE-VER: Set to 7.0.0.
11753 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11755 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11757 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11759 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11760 architecture revisions.
11762 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11764 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11765 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11766 * config/i386/i386.md (stack decrement to push peepholes): Guard
11767 with !x86_using_red_zone ().
11769 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11772 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11773 to dump_generic_node.
11774 (NIY): Pass also flags to do_niy.
11776 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11778 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11779 (simd_clone_vector_of_formal_parm_types)
11780 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11781 (simd_clone_mangle, simd_clone_create)
11782 (simd_clone_adjust_return_type, create_tmp_simd_array)
11783 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11784 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11785 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11786 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11787 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11788 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11789 * omp-simd-clone.c: ... this new file.
11790 (simd_clone_vector_of_formal_parm_types): Make it static.
11791 * Makefile.in (OBJS): Add omp-simd-clone.o.
11793 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11796 * config/i386/sse.md: Use proper memory operand modifiers.
11799 2016-04-15 Richard Biener <rguenther@suse.de>
11800 Alan Modra <amodra@gmail.com>
11802 PR tree-optimization/70130
11803 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11804 when alignment stays not the same and no not use the realign
11807 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11810 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11811 direct move handlers for KFmode. Change TFmode handlers test from
11812 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11814 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11817 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11818 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11819 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11820 * tree-ssa-live.c (remove_unused_scope_block_p): When
11821 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11822 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11823 block_ultimate_origin is FUNCTION_DECL.
11824 (remove_unused_locals): If current_function_decl is
11825 polymorphic_ctor_dtor_p, pass initial true to
11826 remove_unused_scope_block_p' is_ctor_dtor_block.
11828 2016-04-14 Martin Sebor <msebor@redhat.com>
11833 * doc/extend.texi (Variable Length): Revert.
11835 2016-04-14 Marek Polacek <polacek@redhat.com>
11836 Jan Hubicka <hubicka@ucw.cz>
11839 * tree.c (verify_type): Disable the canonical type of main variant
11842 2016-04-14 Jason Merrill <jason@redhat.com>
11844 * cfgexpand.c, expr.c: Revert previous change.
11846 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11848 PR middle-end/70643
11849 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11850 when building a mem ref for the incoming reduction variable.
11852 2016-04-14 Richard Biener <rguenther@suse.de>
11854 PR tree-optimization/70614
11855 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11856 loop if the evolution dropped to chrec_dont_know.
11857 (interpret_condition_phi): Likewise.
11859 2016-04-14 Richard Biener <rguenther@suse.de>
11861 PR tree-optimization/70623
11862 * tree-ssa-pre.c (changed_blocks): Make global ...
11863 (compute_antic): ... local here. Move and fix worklist
11864 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11865 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11866 worklist handling, dump when ANTIC_IN changed.
11867 (compute_partial_antic_aux): Remove worklist handling.
11868 (init_pre): Do not compute post dominators. Add a comment about
11869 the CFG order chosen.
11870 (fini_pre): Do not free post dominators.
11872 2016-04-13 Martin Sebor <msebor@redhat.com>
11877 * doc/extend.texi (Variable Length): Document C++ specifics.
11879 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11882 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11883 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11884 eh edges have been purged.
11887 * tree-sra.c (create_access_replacement,
11888 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11890 * tree-pretty-print.c (dump_fancy_name): New function.
11891 (dump_decl_name, dump_generic_node): Use it.
11893 2016-04-13 Jason Merrill <jason@redhat.com>
11895 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11896 * expr.c (expand_expr_real_1): Likewise.
11898 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11900 * config/i386/i386.md (kunpckhi): Swap operands.
11901 (kunpcksi): Likewise.
11902 (kunpckdi): Likewise.
11903 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11904 (vec_pack_trunc_<mode>): Likewise.
11906 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11909 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11911 PR middle-end/70633
11912 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11913 gimplification turns some element into non-constant.
11916 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11917 * explow.c (convert_memory_address_addr_space_1): No longer static,
11918 add NO_EMIT argument and don't call convert_modes if true, pass
11919 it down recursively, remove break after return.
11920 (convert_memory_address_addr_space): Adjust caller.
11921 * simplify-rtx.c (simplify_unary_operation_1): Call
11922 convert_memory_address_addr_space_1 instead of convert_memory_address,
11923 if it returns NULL, don't simplify.
11925 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11928 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11930 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11932 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11933 Bump the upper SIMDLEN limits, so that if the return type or
11934 characteristic type if the return type is void can be passed in
11935 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11938 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11941 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11942 Do not use "=" constraint on an input constraint.
11943 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11944 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11945 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11946 generates (neg (abs ...)) instead of (abs ...).
11948 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11950 PR rtl-optimization/70596
11951 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11952 just invalidate LRA data and reset them. Adjust dump wording.
11954 2016-04-12 Martin Liska <mliska@suse.cz>
11957 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11959 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11961 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11962 max_loop_iterations_int.
11963 (tree_unswitch_outer_loop): Likewise.
11964 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11965 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11967 2016-04-12 Tom de Vries <tom@codesourcery.com>
11969 PR tree-optimization/68756
11970 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11971 instead of new_name.
11973 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11975 PR tree-optimization/70602
11976 * tree-sra.c (generate_subtree_copies): Don't write anything into
11977 constant pool decls.
11979 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11980 regardless whether there are depend clauses or not.
11982 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11985 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11986 target attribute and pragma from changing the -mfloat128
11987 and -mfloat128-hardware options.
11989 * doc/extend.texi (Additional Floating Types): Document PowerPC
11990 __float128 restrictions.
11992 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11995 * config/aarch64/driver-aarch64.c
11996 (aarch64_get_extension_string_for_isa_flags): New.
11997 (arch_extension): Rename to...
11998 (aarch64_arch_extension): ...This.
11999 (ext_to_feat_string): Rename to...
12000 (aarch64_extensions): ...This.
12001 (aarch64_core_data): Keep track of architecture extension flags.
12002 (cpu_data): Rename to...
12003 (aarch64_cpu_data): ...This.
12004 (aarch64_arch_driver_info): Keep track of architecture extension
12006 (get_arch_name_from_id): Rename to...
12007 (get_arch_from_id): ...This, change return type.
12008 (host_detect_local_cpu): Update and reformat for renames, handle
12009 extensions through common infrastructure.
12011 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12014 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
12015 track of a canonical flag name.
12016 (all_extensions): Likewise.
12017 (arch_to_arch_name): Also track extension flags enabled by the arch.
12018 (all_architectures): Likewise.
12019 (aarch64_parse_extension): Move to here.
12020 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
12022 (aarch64_rewrite_selected_cpu): Update for above change.
12023 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
12024 are handled, such that the single explicit value enabled by an
12025 extension is kept seperate from the implicit values it also enables.
12026 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
12028 (aarch64_parse_extension): New.
12029 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
12030 here to config/aarch64/aarch64-protos.h.
12031 (aarch64_parse_extension): Move from here to
12032 common/config/aarch64/aarch64-common.c.
12033 (aarch64_option_print): Update.
12034 (aarch64_declare_function_name): Likewise.
12035 (aarch64_start_file): Likewise.
12036 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
12037 the canonical flag for extensions.
12038 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
12041 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
12043 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
12046 2016-04-09 Tom de Vries <tom@codesourcery.com>
12048 PR tree-optimization/68953
12049 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
12050 first to last subscript.
12052 2016-04-09 Jakub Jelinek <jakub@redhat.com>
12054 PR tree-optimization/70586
12055 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
12058 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
12062 PR tree-optimization/70373
12063 PR middle-end/70533
12064 PR middle-end/70534
12065 PR middle-end/70535
12066 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
12067 clauses for acc parallel reductions as necessary. Error on those
12069 * omp-low.c (scan_sharing_clauses): Don't install variables which
12070 are used in acc parallel reductions.
12071 (lower_rec_input_clauses): Remove dead code.
12072 (lower_oacc_reductions): Add support for reference reductions.
12073 (lower_reduction_clauses): Remove dead code.
12074 (lower_omp_target): Don't remap variables appearing in acc parallel
12076 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
12078 2016-04-08 Jakub Jelinek <jakub@redhat.com>
12080 PR middle-end/70593
12081 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
12082 with multiple SSA_NAME defs, force the outputs other than first
12083 to be live before calling live_track_process_def on each output.
12085 PR rtl-optimization/70574
12086 * fwprop.c (forward_propagate_and_simplify): Don't add
12087 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
12088 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
12089 paradoxical subregs within *loc.
12091 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
12093 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
12094 -ftree-parallelize-loops={0,1}.
12095 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
12096 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
12097 * config/ia64/hpux.h (LIB_SPEC): Likewise.
12098 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
12099 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
12101 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
12104 * asan.c (instrument_derefs): If we get unknown location, extract it
12105 with EXPR_LOCATION.
12106 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
12108 2016-04-08 Tom de Vries <tom@codesourcery.com>
12110 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
12111 implicit firstprivate clause.
12113 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12116 * config/arm/thumb2.md (tst + branch-> lsls + branch
12117 peephole below *orsi_not_shiftsi_si): Require that condition
12118 register is dead after the peephole.
12119 (second peephole after the above): Likewise.
12121 2016-04-08 Alan Modra <amodra@gmail.com>
12124 * builtins.c (fold_builtin_classify): For IBM extended precision,
12125 look at just the high-order double to test for NaN.
12126 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
12127 test just the high double for Inf but both doubles for subnormal
12130 2016-04-07 Jakub Jelinek <jakub@redhat.com>
12132 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
12133 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
12134 node->simdclone->mask_mode != VOIDmode masks.
12135 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
12136 earlier, use it instead of node->simdclone.
12137 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12138 Set clonei->mask_mode.
12140 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12143 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
12144 Pass it through to cp_parser_already_scoped_statement.
12145 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
12146 it through to cp_parser_statement.
12147 (cp_parser_statement): Pass IF_P through to
12148 cp_parser_iteration_statement.
12149 (cp_parser_pragma): Adjust call to
12150 cp_parser_iteration_statement.
12152 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
12155 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
12156 resolve a future -Wparentheses warning.
12157 * omp-low.c (scan_sharing_clauses): Likewise.
12158 * tree-parloops.c (eliminate_local_variables): Likewise.
12160 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
12162 PR rtl-optimization/70398
12163 * lra-constraints.c (process_address_1): Check zero scale and code
12164 for reloading with zero scale.
12166 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
12169 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
12171 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12173 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12174 Add support for AVX512F clones, include them by default for
12175 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12176 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12179 PR middle-end/70550
12180 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12181 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12182 firstprivate clauses.
12183 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12184 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12185 (lower_omp_target): Set TREE_NO_WARNING for
12186 non-addressable possibly uninitialized vars which are copied into
12187 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12189 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12191 * config/pa/predicates.md (integer_store_memory_operand): Accept
12192 REG+D operands with a large offset when reload_in_progress is true.
12193 (floating_point_store_memory_operand): Likewise.
12195 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12198 * match.pd (nested int casts): Limit to GIMPLE.
12200 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12203 * ipa-devirt.c (maybe_record_node): Fix comment; use
12204 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12206 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12208 PR rtl-optimization/70542
12209 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12210 if there are any uses other than insn or debug insns.
12212 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12213 Jakub Jelinek <jakub@redhat.com>
12215 PR tree-optimization/70509
12216 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12217 Shift HOST_WIDE_INT_1U instead of 1.
12219 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12221 PR tree-optimization/70509
12222 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12223 of the vector base type for index.
12225 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12228 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12230 2016-04-05 Richard Biener <rguenther@suse.de>
12232 PR tree-optimization/70526
12233 * tree-sra.c (build_ref_for_offset): Use prev_base to
12234 extract the alias pointer type.
12236 2016-04-05 Richard Biener <rguenther@suse.de>
12238 * dse.c (struct store_info): Remove alias_set member.
12239 (struct read_info_type): Likewise.
12240 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12241 spill_deleted, clear_alias_set_lookup): Remove.
12242 (get_group_info): Remove dead base == NULL_RTX case.
12243 (dse_step0): Remove initialization of removed variables.
12244 (delete_dead_store_insn): Reomve alias set dumping.
12245 (free_read_records): Remove alias_set handling.
12246 (canon_address): Remove alias_set_out parameter.
12247 (record_store): Remove spill_alias_set, it's always zero.
12248 (check_mem_read_rtx): Likewise.
12249 (dse_step2): Rename from ...
12250 (dse_step2_nospill): ... this. Adjust.
12251 (scan_stores): Rename from ...
12252 (scan_stores_nospill): ... this.
12253 (scan_reads): Rename from ...
12254 (scan_reads_nospill): ... this.
12255 (scan_stores_spill, scan_reads_spill): Remove.
12256 (dse_step3_scan): Remove for_spills argument which is always false.
12257 (dse_step3): Likewise.
12258 (dse_step5): Rename from ...
12259 (dse_step5_nospill): ... this. Remove alias_set handling.
12260 (rest_of_handle_dse): Adjust.
12262 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12265 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12266 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12267 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12268 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
12270 2016-04-05 Richard Biener <rguenther@suse.de>
12272 PR middle-end/70499
12273 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
12274 non-register type temporaries into SSA.
12276 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
12279 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
12280 calls when sanitizing.
12281 (possible_polymorphic_call_target_p): Fix formatting.
12283 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12284 Jakub Jelinek <jakub@redhat.com>
12286 PR middle-end/70457
12287 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
12288 to ensure a call statement is compatible with a built-in's
12290 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
12293 2016-04-04 Richard Biener <rguenther@suse.de>
12295 PR rtl-optimization/70484
12296 * rtl.h (canon_output_dependence): Declare.
12297 * alias.c (canon_output_dependence): New function.
12298 * dse.c (record_store): Use canon_output_dependence rather
12299 than canon_true_dependence.
12301 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12304 * cgraph.h (symtab_node::copy_visibility_from): New function.
12305 * symtab.c (symtab_node::copy_visibility_from): New function.
12306 * ipa-visibility.c (optimize_weakref): New function.
12307 (function_and_variable_visibility): Use it.
12309 2016-04-04 Martin Liska <mliska@suse.cz>
12312 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
12313 value that is really in range handled by SBR instruction.
12314 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
12315 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
12316 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
12318 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
12322 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
12323 set, but not for SP_REG operands.
12325 2016-04-02 Martin Sebor <msebor@redhat.com>
12328 * fold-const.c (maybe_nonzero_address): New function.
12329 (fold_comparison): Call it. Fold equality and relational
12330 expressions involving null pointers.
12331 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
12333 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
12335 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
12336 the "Y" constraint (scalar FP 0.0 immediate).
12338 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
12339 Add the "const_double" to the list of operand constraints.
12341 2016-04-01 Jakub Jelinek <jakub@redhat.com>
12343 PR rtl-optimization/70467
12344 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
12345 If low word of the last operand is 0, just emit addition/subtraction
12348 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12351 * config/s390/s390.c (s390_expand_insv): Check for everything
12352 constant instead of just VOIDmode stuff.
12354 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12357 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
12359 2016-04-01 Nathan Sidwell <nathan@acm.org>
12361 * tree.def (TRY_CATCH_EXPR): Correct documentation.
12363 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
12365 PR rtl-optimization/70461
12366 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
12369 2016-03-31 Martin Liska <mliska@suse.cz>
12372 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
12373 a tree value or an immediate integer value to a buffer
12374 that is eventually copied to a BRIG section.
12375 (emit_immediate_operand): Call the function here.
12376 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
12377 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
12378 of class' fields that are removed.
12379 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
12380 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
12381 m_brig_repr_size fields.
12383 2016-03-31 Martin Liska <mliska@suse.cz>
12386 * hsa-gen.c (hsa_function_representation::update_dominance): New
12388 (convert_addr_to_flat_segment): Likewise.
12389 (gen_hsa_memory_set): New alignment argument.
12390 (gen_hsa_ctor_assignment): Likewise.
12391 (gen_hsa_insns_for_single_assignment): Provide alignment
12392 to gen_hsa_ctor_assignment.
12393 (gen_hsa_insns_for_direct_call): Add new argument.
12394 (expand_lhs_of_string_op): New function.
12395 (expand_string_operation_builtin): Likewise.
12396 (expand_memory_copy): New function.
12397 (expand_memory_set): New function.
12398 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
12399 (convert_switch_statements): Change signature.
12400 (generate_hsa): Use a return value of the function.
12401 (pass_gen_hsail::execute): Do not call
12402 convert_switch_statements here.
12403 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
12404 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
12405 (hsa_function_representation::update_dominance): New function.
12407 2016-03-31 Martin Liska <mliska@suse.cz>
12410 * hsa-brig.c (emit_directive_variable): Emit alignment
12411 according to hsa_symbol::m_align.
12412 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
12413 (dump_hsa_symbol): Dump alignment of HSA symbols.
12414 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
12415 (gen_hsa_addr_with_align): New function.
12416 (hsa_bitmemref_alignment): Use newly added function.
12417 (gen_hsa_insns_for_load): Likewise.
12418 (gen_hsa_insns_for_store): Likewise.
12419 (gen_hsa_memory_copy): New argument added.
12420 (gen_hsa_insns_for_single_assignment): Respect
12421 alignment for assignments processed via gen_hsa_memory_copy.
12422 (gen_hsa_insns_for_direct_call): Likewise.
12423 (gen_hsa_insns_for_return): Likewise.
12424 (gen_function_def_parameters): Set default alignment.
12425 * hsa.c (hsa_object_alignment): New function.
12426 (hsa_byte_alignment): Pasted function.
12427 * hsa.h (hsa_symbol::m_align): New field.
12429 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12431 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
12432 scratch field for goto case.
12434 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
12436 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
12438 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
12441 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
12442 (scalar_chain::convert_insn): Call convert_op for reg
12443 moves to handle undefined registers.
12445 2016-03-31 Nathan Sidwell <nathan@acm.org>
12448 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
12449 Assert we don't want to move backwards.
12451 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
12454 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
12456 2016-03-31 Jakub Jelinek <jakub@redhat.com>
12458 PR rtl-optimization/70460
12459 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
12460 with operand from REG_LABEL_OPERAND, instead substitute
12461 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
12462 Don't do anything for REG_NON_LOCAL_GOTO jumps.
12464 2016-03-31 Martin Liska <mliska@suse.cz>
12466 * passes.c (execute_one_pass): Do not call
12467 todo_after for a discarded function.
12469 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12471 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
12472 (no_cost, infinite_cost): Initialize the new field.
12473 (get_computation_cost_at): Record setup cost.
12474 (determine_use_iv_cost_address): Skip cost computation for sub
12475 uses if we can estimate it without losing accuracy.
12477 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12479 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12481 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12482 max_loop_iterations_int.
12483 (tree_unswitch_outer_loop): Likewise.
12484 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12485 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12487 2016-03-30 Richard Biener <rguenther@suse.de>
12489 PR middle-end/70450
12490 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
12492 2016-03-30 Jakub Jelinek <jakub@redhat.com>
12495 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
12496 in gen_blendm expander.
12498 2016-03-30 Nick Clifton <nickc@redhat.com>
12501 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
12502 case where we are already provided with an SImode SUBREG.
12504 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
12507 * config/i386/i386.c (ix86_expand_epilogue): Properly check
12508 conflict between DRAP register and __builtin_eh_return.
12510 2016-03-30 Michael Matz <matz@suse.de>
12511 Richard Biener <rguenther@suse.de>
12514 * ipa-polymorphic-call.c (struct type_change_info): Change
12515 speculative to an unsigned allowing to limit the work we do.
12516 (csftc_abort_walking_p): New inline function..
12517 (check_stmt_for_type_change): Limit the number of may-defs
12518 skipped for speculative devirtualization to
12519 max-speculative-devirt-maydefs.
12520 * params.def (max-speculative-devirt-maydefs): New param.
12521 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
12523 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
12526 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
12529 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
12531 PR tree-optimization/59124
12532 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
12533 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
12535 2016-03-29 Jeff Law <law@redhat.com>
12537 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
12539 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12541 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
12544 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
12546 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
12547 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
12548 gcrt0.o if linking dynamically.
12550 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12553 * ipa-devirt.c (methods_equal_p): New function.
12554 (compare_virtual_tables): Use it.
12555 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
12556 * cgraphclones.c (clone_function_name_1): Use
12557 symbol_table::symbol_suffix_separator.
12558 * coverage.c (build_var): Likewise.
12559 * symtab.c (symbol_table::symbol_suffix_separator): New.
12561 2016-03-29 Jakub Jelinek <jakub@redhat.com>
12563 PR rtl-optimization/70429
12564 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
12565 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
12566 mode != result_mode.
12569 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
12571 PR tree-optimization/70405
12572 * ssa-iterators.h (num_imm_uses): Add missing braces.
12574 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
12576 PR rtl-optimization/68695
12577 * ira-color.c (allocno_copy_cost_saving): New.
12578 (improve_allocation): Use it.
12580 2016-03-29 Richard Henderson <rth@redhat.com>
12582 PR middle-end/70355
12583 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
12585 2016-03-29 Richard Biener <rguenther@suse.de>
12587 PR middle-end/70424
12588 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
12589 use alignment returned by get_pointer_alignment_1 if it is
12590 bigger than BITS_PER_UNIT.
12591 * builtins.c (get_pointer_alignment_1): Do not return true
12592 for alignment extracted from SSA info.
12594 2016-03-28 James Bowman <james.bowman@ftdichip.com>
12596 * config/ft32/ft32.opt (mnodiv): New.
12597 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
12598 * doc/invoke.texi (FT32 Options -mnodiv): New.
12600 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
12603 * config/i386/i386.md (define_split, andn): Fix modes.
12605 2016-03-26 Richard Biener <rguenther@suse.de>
12606 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12609 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
12611 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
12612 as 2nd argument to cl_optimization_restore().
12614 2016-03-25 Richard Henderson <rth@redhat.com>
12617 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
12618 * config/aarch64/aarch64-protos.h: Declare it.
12619 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
12621 2016-03-25 Alan Modra <amodra@gmail.com>
12624 * config/rs6000/constraints.md (j): Simplify.
12625 * config/rs6000/predicates.md (easy_fp_constant): Exclude
12627 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
12628 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
12629 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
12630 in all constraint alternatives.
12631 (movtd_64bit_nodm): Delete "j" constraint alternative.
12633 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12635 * tree-ssa-propagate.c: Enhance docs for
12636 SSA_PROP_NOT_INTERESTING.
12638 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12640 * doc/extend.texi: Fix typo in documentation to pure attribute.
12642 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
12645 * config/pa/pa.md (bswapdi2): Use a scratch register.
12647 2016-03-24 Richard Henderson <rth@redhat.com>
12649 PR middle-end/69845
12650 * fold-const.c (extract_muldiv_1): Correct test for multiplication
12653 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
12655 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
12656 using ix86_expand_binary_operator instead of gen_andsi3.
12658 2016-03-24 Richard Biener <rguenther@suse.de>
12660 PR tree-optimization/70396
12661 * tree-vect-stmts.c (vectorizable_comparison): Use
12662 get_vectype_for_scalar_type.
12664 2016-03-24 Richard Biener <rguenther@suse.de>
12666 PR middle-end/70370
12667 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12668 with register bases.
12670 2016-03-24 Richard Biener <rguenther@suse.de>
12672 PR tree-optimization/70372
12673 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12674 build_all_ones_cst to also handle vector types correctly.
12676 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12679 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12682 2016-03-23 Marek Polacek <polacek@redhat.com>
12685 * doc/invoke.texi: Document -Wignored-attributes.
12687 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12689 PR tree-optimization/69042
12690 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12691 parameter from 30 to 40.
12693 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12695 PR tree-optimization/69042
12696 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12697 for use with constant offset stripped in base.
12699 2016-03-23 Richard Biener <rguenther@suse.de>
12701 PR middle-end/70251
12702 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12703 mode compatibility check.
12704 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12706 2016-03-23 Jeff Law <law@redhat.com>
12708 PR tree-optimization/64058
12709 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12711 (struct ssa_conflicts): Move up earlier in the file.
12712 (conflicts_, var_map_): New static variables.
12713 (initialize_conflict_count): New function to initialize the
12714 CONFLICT_COUNT field for each conflict pair.
12715 (compare_pairs): Lazily initialize the conflict count and use it
12716 as the first tie-breaker.
12717 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12718 and wipe conflicts_ and map_ around the call to qsort. Remove
12719 special case for 2 coalesce pairs.
12720 * bitmap.c (bitmap_count_unique_bits): New function.
12721 (bitmap_count_bits_in_word): New function, extracted from
12723 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12724 * bitmap.h (bitmap_count_unique_bits): Declare it.
12726 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12729 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12730 transparent alias chain for decl assembler name.
12731 * config/sol2.c (solaris_assemble_visibility): Likewise.
12733 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12735 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12737 (v10_fdivs): Likewise.
12738 (v10_fdivd): Likewise.
12740 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12743 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12744 to not call fclose twice on file.
12746 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12748 PR tree-optimization/70354
12749 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12750 oprnd0 is wider than oprnd1 and there is a cast from the wider
12751 type to oprnd1, mask it with the mask of the narrower type.
12754 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12755 Optimize TARGET_STV splitters, if high or low word of last argument
12758 2016-03-22 Jeff Law <law@redhat.com>
12761 tree-ssa-threadbackward.c
12762 (fsm_find_control_statement_thread_paths): Correctly distinguish
12763 between old style jump threads vs FSM jump threads.
12765 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12768 * config/i386/i386.c (scalar_chain::convert_op): Support
12769 uninitialized register usage case.
12771 2016-03-22 Richard Biener <rguenther@suse.de>
12773 PR middle-end/70251
12774 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12776 (capture::gen_transform): ... to change behavior when substituting
12777 a condition into cond or not-cond expr context.
12778 (dt_simplify::gen_1): Adjust.
12779 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12780 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12781 last change and instead change to
12782 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12783 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12785 2016-03-22 Anthony Green <green@moxielogic.com>
12787 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12788 issue for moxiebox targets.
12789 (CC1PLUS_SPEC): Ditto.
12791 2016-03-22 Richard Biener <rguenther@suse.de>
12793 PR middle-end/70333
12794 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12797 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12799 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12801 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12804 * config/i386/i386.c (def_builtin): Handle
12805 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12807 (const struct builtin_description bdesc_special_args[]):
12808 Remove duplicate ISA bits.
12810 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12813 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12814 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12815 in a way that works also for AVX512BW.
12818 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12819 instead of source if operands[1] is xmm16 and above and
12820 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12821 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12824 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12825 on assign if (*from_p) is a comparison, set it to
12826 TREE_NO_WARNING (*from_p).
12828 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12830 PR middle-end/70326
12831 * lra.c (restore_scratches): Ignore deleted insns.
12833 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12834 Jakub Jelinek <jakub@redhat.com>
12836 PR tree-optimization/70317
12837 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12840 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12843 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12844 of ix86_expand_move.
12846 (movti): Use general_operand for operand 1 predicate.
12848 2016-03-21 Martin Liska <mliska@suse.cz>
12850 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12852 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12854 2016-03-21 Martin Liska <mliska@suse.cz>
12857 * ipa-icf.c (sem_function::parse): Skip static
12858 constructors and destructors.
12860 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12863 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12864 function-like macro, peek following token(s) if it is followed
12865 by CPP_OPEN_PAREN token with optional padding in between, and
12866 if not, don't treat it like a macro.
12868 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12869 Alexander Monakov <amonakov@ispras.ru>
12871 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12872 for the stabs debug format.
12874 2016-03-21 Richard Biener <rguenther@suse.de>
12876 PR tree-optimization/70310
12877 * tree-vect-generic.c (expand_vector_condition): Fold the built
12880 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12883 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12884 Block third alternative for AVX-512VL target,
12886 2016-03-21 Martin Liska <mliska@suse.cz>
12889 * hsa-brig.c (emit_function_directives): Mark unemitted
12890 global variables for emission.
12891 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12892 (get_symbol_for_decl): Likewise.
12893 * hsa.h (struct hsa_symbol): New flag.
12895 2016-03-21 Richard Biener <rguenther@suse.de>
12897 PR tree-optimization/70288
12898 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12899 we do not estimate unsimplified all-constant conditionals or
12900 switches as optimized away.
12902 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12904 PR rtl-optimization/69102
12905 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12906 when we have a readonly dependency context.
12908 2016-03-18 Jeff Law <law@redhat.com>
12910 PR rtl-optimization/70263
12911 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12912 (update_equiv_regs): When trying to move a store to after the insn
12913 that sets the source of the store, make sure the store occurs after
12914 the insn that sets the source of the store. When successful note
12915 the REG_EQUIV note created in the dump file.
12917 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12918 Bernd Schmidt <bschmidt@redhat.com>
12920 * doc/extend.texi: Document more potential problems with basic asms.
12922 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12924 PR rtl-optimization/70278
12925 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12928 2016-03-18 Jason Merrill <jason@redhat.com>
12930 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12932 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12934 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12935 values to 128b regs.
12937 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12939 PR tree-optimization/70252
12940 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12941 boolean vector has a proper number of elements.
12942 (supportable_narrowing_operation): Likewise.
12944 2016-03-18 Tom de Vries <tom@codesourcery.com>
12947 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12949 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12951 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12952 instead of replace_rtx for DEBUG_INSNs.
12954 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12956 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12957 load type reservations.
12959 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12962 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12963 define_constraint for "Q" and "T" constraints.
12965 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12967 Tweak the pipeline model for Exynos M1
12969 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12972 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12975 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12976 where one or both locations aren't within a line_map.
12978 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12981 * opts.c (finish_options): Don't set flag_pie to the default if
12982 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12985 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12987 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12988 true as ALL_REGS argument to replace_rtx.
12990 2016-03-17 Richard Biener <rguenther@suse.de>
12993 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12996 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12999 * rtl.h (replace_rtx): Add ALL_REGS argument.
13000 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
13001 equality and assert mode is the same, instead of just rtx pointer
13003 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
13004 true as ALL_REGS argument to replace_rtx.
13006 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
13008 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
13009 for boolean vector with vector mode only.
13010 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
13012 2016-03-17 Nick Clifton <nickc@redhat.com>
13015 * config/rx/rx.c (rx_print_integer): Print negative constants in
13018 2016-03-17 Jakub Jelinek <jakub@redhat.com>
13021 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
13023 2016-03-16 Richard Henderson <rth@redhat.com>
13024 Richard Biener <rguenth@suse.de>
13026 PR middle-end/70240
13027 PR middle-end/68215
13029 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
13030 first operand as is_gimple_condexpr.
13032 PR middle-end/70240
13033 PR middle-end/68215
13035 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
13036 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
13037 Do not gimplify the result.
13038 (do_unop): Adjust call to tree_vec_extract.
13039 (do_binop): Likewise.
13040 (do_compare): Likewise.
13041 (do_plus_minus): Likewise.
13042 (do_negate): Likewise.
13043 (expand_vector_condition): Likewise.
13044 (do_cond): Likewise.
13046 2016-03-16 Richard Henderson <rth@redhat.com>
13049 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
13050 (aarch64_classify_address): Use it.
13051 (aarch64_legitimize_address): Force all subexpressions of PLUS
13052 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
13054 2016-03-16 Jakub Jelinek <jakub@redhat.com>
13055 Richard Biener <rguenth@suse.de>
13058 * rtlanal.c (replace_rtx): For REG, if from is a REG,
13059 return to even if only REGNO is equal, and assert
13062 2016-03-11 Jeff Law <law@redhat.com>
13064 PR rtl-optimization/70224
13065 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
13067 2016-03-16 Richard Henderson <rth@redhat.com>
13069 PR middle-end/70199
13070 * function.h (struct function): Add has_forced_label_in_static.
13071 * gimplify.c (force_labels_r): Set it.
13072 * lto-streamer-in.c (input_struct_function_base): Read it.
13073 * lto-streamer-out.c (output_struct_function_base): Write it.
13074 * tree-inline.c (has_label_address_in_static_1): Remove.
13075 (copy_forbidden): Remove fndecl parameter; test
13076 has_forced_label_in_static.
13077 (inline_forbidden_p): Update call to copy_forbidden.
13078 (tree_versionable_function_p): Likewise.
13079 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
13080 (chkp_versioning): Likewise.
13081 * tree-inline.h (copy_forbidden): Update decl.
13083 2016-03-16 Marek Polacek <polacek@redhat.com>
13086 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
13087 function being thunked if the result type doesn't have fixed size.
13088 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
13089 doesn't have fixed size.
13091 2016-03-16 Bin Cheng <bin.cheng@arm.com>
13093 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
13094 reporting malformed loop nest.
13096 2016-03-16 Tom de Vries <tom@codesourcery.com>
13099 * ipa-devirt.c (possible_polymorphic_call_targets): Move
13100 nodes.length () == 1 test to before first nodes[0] access.
13102 2016-03-16 Tom de Vries <tom@codesourcery.com>
13104 PR tree-optimization/68715
13105 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
13106 single_pred_p test.
13108 2016-03-16 Tom de Vries <tom@codesourcery.com>
13110 PR tree-optimization/68809
13111 * graphite-scop-detection.c (same_close_phi_node): Test if result types
13114 2016-03-16 Carlos O'Donell <carlos@redhat.com>
13115 Sandra Loosemore <sandra@codesourcery.com>
13117 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
13118 on leaf attribute. Mention ELF interposition problems.
13120 2016-03-16 Alan Modra <amodra@gmail.com>
13122 PR rtl-optimization/69195
13123 PR rtl-optimization/47992
13124 * ira.c (indirect_jump_optimize): Ignore artificial defs.
13127 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
13130 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
13132 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13134 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
13136 2016-03-15 Jakub Jelinek <jakub@redhat.com>
13138 PR rtl-optimization/70222
13139 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
13140 optimization if mode is different from result_mode, queue up masking
13141 of the result in outer_op. Formatting fix.
13143 PR middle-end/70239
13144 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
13147 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13149 PR rtl-optimization/69032
13150 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
13151 looping backwards over basic block insns.
13153 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13156 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
13157 to non-speculative when propagating trap bits.
13159 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13161 PR rtl-optimization/63384
13162 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
13163 DEBUG_INSN_P insns.
13165 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
13168 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
13169 factored out from ...
13170 (sched_analyze_insn): ... here.
13171 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13172 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13173 get_implicit_reg_pending_clobbers in it.
13174 (setup_id_reg_sets): Use setup_id_implicit_regs.
13175 (deps_init_id): Ditto.
13177 2016-03-15 Tom de Vries <tom@codesourcery.com>
13180 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13182 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13183 execute_function_dump.
13184 (execute_one_pass): Don't dump function if it will be dumped after ipa
13187 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13189 * genrecog.c (match_pattern_2): If pred is NULL don't call
13190 safe_predicate_mode on it.
13192 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13194 PR middle-end/70219
13195 * lra-constraints.c (delete_move_and_clobber): Change assertion
13196 to also allow dregno == 0.
13198 2016-03-14 Richard Henderson <rth@redhat.com>
13201 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13202 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13203 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13204 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13207 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13210 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13212 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13214 * lra-constraints.c (split_reg): For hard regs, try to find the
13215 biggest single-register mode used in the function.
13217 2016-03-14 Richard Biener <rguenther@suse.de>
13219 PR tree-optimization/56365
13220 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13221 constants to compare against.
13223 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13226 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13227 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13228 (define_split for the GPR case): Use int_reg_operand instead of
13229 gpc_reg_operand for the output.
13231 2016-03-14 Tom de Vries <tom@codesourcery.com>
13233 PR tree-optimization/70045
13234 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13235 create_empty_if_region_on_edge argument.
13237 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13239 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13240 (STACK_CHECK_PROTECT): Likewise.
13241 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13242 (STACK_CHECK_PROTECT): Likewise.
13243 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13244 (STACK_CHECK_PROTECT): Likewise.
13245 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13246 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13247 (STACK_CHECK_PROTECT): Likewise.
13249 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13251 PR rtl-optimization/69307
13252 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13253 registers in modes that span more than one register.
13255 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13258 * lra-constraints.c (delete_move_and_clobber): New.
13259 (remove_inheritance_pseudos): Use it.
13261 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13264 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13265 the libcall is LCT_THROW.
13266 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13267 for the checking routine.
13269 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13272 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
13273 optimization if we have direct move.
13274 (roundu32<mode>2_fprs): Likewise.
13276 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
13279 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
13281 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
13282 Arguments swapped. All callers changed. Take reg_renumber into
13283 account, and Calculate and compare register ranges for hard regs.
13285 2016-03-11 Jeff Law <law@redhat.com>
13287 PR tree-optimization/70190
13288 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13289 Handle cases where we can not extract the taken edge, even though we
13290 found a constant value.
13292 PR tree-optimization/64058
13293 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
13294 (num_coalesce_pairs): Move up earlier in file.
13295 (find_coalesce_pair): Initialize the INDEX field for each pair
13297 (compare_pairs): No longer sort on the elements in each pair.
13298 Instead break ties with the index of the coalesce pair.
13300 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13303 * config/aarch64/aarch64-protos.h
13304 (aarch64_save_restore_target_globals): New prototype.
13305 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
13306 Call the above when popping pragma.
13307 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
13309 (aarch64_set_current_function): Rewrite using the above.
13311 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13313 PR tree-optimization/70177
13314 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
13315 (extract_ops_from_tree): ... this. In the 2 argument
13316 overload remove _1 suffix.
13317 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
13318 (extract_ops_from_tree): ... this.
13319 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
13321 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13322 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
13323 extract_ops_from_tree instead of 2 operand one.
13325 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
13327 PR tree-optimization/70013
13328 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
13329 for constant-pool entries.
13331 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13333 PR rtl-optimization/70174
13334 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
13335 followed by gen_lowpart on force_reg instead of just gen_lowpart.
13337 PR tree-optimization/70169
13338 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
13339 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
13342 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13343 Jakub Jelinek <jakub@redhat.com>
13346 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13347 of uninitialized values.
13349 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13351 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
13353 ("*trunctddd2"): New pattern definition.
13354 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
13357 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13359 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
13360 definitions for BFP and DFP rounding modes.
13361 ("fixuns_truncdddi2", "fixuns_trunctddi2")
13362 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
13363 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
13364 ("fix_trunctf<mode>2"): Use the new constants instead of magic
13367 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13369 * config/s390/constraints.md: Adjust comment.
13370 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
13371 s390_decompose_addrstyle_without_index.
13372 * config/s390/predicates.md (shift_count_or_setmem_operand):
13373 Rename to setmem_operand.
13374 * config/s390/s390-protos.h
13375 (s390_decompose_shift_count): Rename to
13376 s390_decompose_addrstyle_without_index.
13377 * config/s390/s390.c (s390_decompose_shift_count)
13378 (s390_mem_constraint, print_shift_count_operand)
13379 (print_operand_address, print_operand): Rename
13380 s390_decompose_shift_count to
13381 s390_decompose_addrstyle_without_index and rename
13382 print_shift_count_operand to print_addrstyle_operand troughout the
13384 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
13385 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
13386 Rename shift_count_or_setmem_operand to setmem_operand.
13387 * config/s390/vx-builtins.md ("vec_insert<mode>")
13388 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
13391 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13394 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13395 Handle overlapping retval and newval.
13397 2016-03-10 Nick Clifton <nickc@redhat.com>
13400 * config/aarch64/aarch64.c
13401 (aarch64_override_options_after_change_1): When forcing
13402 flag_omit_frame_pointer to be true, use a special value that can
13403 be detected if this function is called again, thus preventing
13404 flag_omit_leaf_frame_pointer from being forced to be false.
13406 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13408 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
13409 Set x_flag_omit_leaf_frame_pointer when handling
13410 -momit-leaf-frame-pointer.
13412 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13415 * cgraph.c (cgraph_node::dump): Dump split_part and
13416 indirect_call_target.
13417 * cgraph.h (cgraph_node): Add indirect_call_target flag.
13418 * ipa.c (has_addr_references_p): Cleanup.
13419 (is_indirect_call_target_p): New.
13420 (walk_polymorphic_call_targets): Do not mark virtuals that may be
13421 called indirectly as local.
13422 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
13424 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13427 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13428 on cxa_pure_virtual.
13430 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13433 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
13435 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13438 * tree.c (need_assembler_name_p): Only record main variant type names.
13440 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13443 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
13444 Always define to 0 or 1.
13445 (TARGET_FIX_ERR_A53_843419): New macro.
13446 * config/aarch64/aarch64-elf-raw.h
13447 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
13448 * config/aarch64/aarch64-linux.h: Likewise.
13449 * config/aarch64/aarch64.c
13450 (aarch64_override_options_after_change_1): Do not default
13451 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
13453 (aarch64_attributes): Handle fix-cortex-a53-843419.
13454 (aarch64_can_inline_p): Likewise.
13455 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
13457 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
13458 Jakub Jelinek <jakub@redhat.com>
13460 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
13461 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
13462 DECL_COMMONS if flag_unconstrained_commons is set.
13463 * tree-dfa.c (get_ref_base_and_extent): Likewise.
13464 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
13465 (funconstrained-commons): Document.
13467 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13469 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
13470 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
13472 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
13474 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
13475 has a proper number of elements.
13477 2016-03-10 Alan Modra <amodra@gmail.com>
13479 PR rtl-optimization/69195
13480 PR rtl-optimization/47992
13481 * ira.c (recorded_label_ref): Delete.
13482 (update_equiv_regs): Return void.
13483 (indirect_jump_optimize): New function.
13484 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
13485 before regstat_compute_ri. Don't rebuild_jump_labels here.
13486 Delete update_regstat.
13488 2016-03-10 Richard Biener <rguenther@suse.de>
13490 PR tree-optimization/70128
13491 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13492 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
13494 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13496 PR tree-optimization/70152
13497 * tree-sra.c (replace_removed_params_ssa_names): Copy over
13498 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
13501 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
13502 instead of gen_sse2_loadlpd.
13503 * config/i386/sse.md (*vec_concatv2df): Rename to...
13504 (vec_concatv2df): ... this.
13506 PR tree-optimization/70127
13507 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
13509 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13513 * diagnostic-show-locus.c (compatible_locations_p): New function.
13514 (layout::layout): Sanitize ranges using compatible_locations_p.
13516 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13520 * diagnostic-show-locus.c (layout_range::layout_range): Replace
13521 location_range param with three const expanded_locations * and a
13523 (layout::layout): Replace call to
13524 rich_location::lazily_expand_location with get_expanded_location.
13525 Extract the range and perform location expansion here, passing
13526 the results to the layout_range ctor.
13527 * diagnostic.c (source_range::debug): Delete.
13528 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
13529 of rich_location::get_expanded_location.
13530 * gcc-rich-location.c (get_range_for_expr): Delete.
13531 (gcc_rich_location::add_expr): Reimplement to avoid the
13532 rich_location::add_range overload that took a location_range,
13533 passing a location_t instead.
13535 2016-03-09 Richard Biener <rguenther@suse.de>
13536 Jakub Jelinek <jakub@redhat.com>
13538 PR tree-optimization/70138
13539 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13540 Also skip vect_double_reduction_def.
13542 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13545 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
13546 if the operand is "m".
13548 2016-03-09 Nathan Sidwell <nathan@acm.org>
13550 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
13552 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13554 * config/i386/i386.c (processor_target_table): Fix cost table
13555 intialization order for znver1.
13557 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13559 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
13560 - becuase -> because.
13561 * ipa-reference.c (ignore_module_statics): Likewise.
13562 * cgraph.c (cgraph_node::get_body): Likewise.
13563 * ipa-inline.c (early_inliner): Likewise.
13564 * ipa-devirt.c (types_same_for_odr): Likewise.
13565 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
13566 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
13568 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13570 * tree-ssa-math-opts.c: Fix typo in comment.
13572 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13575 * config/i386/i386.c (scalar_chain::make_vector_copies,
13576 scalar_chain::convert_reg): Call end_sequence in between
13577 get_insns and emit_conversion_insns rather than after both
13580 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
13583 * config/i386/i386.h (machine_function): Add
13584 pc_thunk_call_expanded flag.
13585 (ix86_pc_thunk_call_expanded): New define.
13586 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
13587 (*set_got): Rename insn pattern from set_got.
13588 (*set_got_labelled): Rename inst pattern from set_got_labelled.
13589 * config/i386/i386.c (ix86_compute_frame_layout): Use
13590 ix86_pc_thunk_call_expanded to prevent red-zone.
13592 2016-03-07 Martin Jambor <mjambor@suse.cz>
13594 * hsa.h (hsa_get_ctor_statements): Declare.
13595 (hsa_get_dtor_statements): Likewise.
13596 (hsa_get_kernel_dispatch_type): Likewise.
13597 * hsa.c (hsa_get_ctor_statements): New function.
13598 (hsa_get_dtor_statements): Likewise.
13599 (hsa_get_kernel_dispatch_type): Likewise.
13600 * hsa-brig.c (hsa_cdtor_statements): Removed.
13601 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
13602 hsa_get_dtor_statements.
13603 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
13604 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
13606 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
13608 * config/arm/arm-cores.def (cortex-r8): New.
13609 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
13610 * config/arm/arm-tune.md: Likewise.
13611 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
13613 2016-03-07 Martin Sebor <msebor@redhat.com>
13615 PR rtl-optimization/19705
13616 * doc/invoke.texi (Options That Control Optimization): Clarify
13617 -fno-branch-count-reg.
13619 2016-02-26 Richard Biener <rguenther@suse.de>
13620 Jeff Law <law@redhat.com>
13622 PR tree-optimization/69740
13623 * cfghooks.c (remove_edge): Request loop fixups if we delete
13624 an edge that might turn an irreducible loop into a natural
13626 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
13627 Move after definition of loops_state_clear.
13629 2016-03-07 Bin Cheng <bin.cheng@arm.com>
13631 PR rtl-optimization/69052
13632 * rtlanal.c (commutative_operand_precedence): Set higher precedence
13635 2016-03-07 Tom de Vries <tom@codesourcery.com>
13637 PR tree-optimization/70116
13638 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
13639 is_tm_ending stmts and ubsan/asan internal functions.
13640 (find_duplicate): Use it. Don't test is_tm_ending here.
13642 2016-03-07 Richard Biener <rguenther@suse.de>
13644 PR tree-optimization/70115
13645 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
13646 (propagate_constants_for_unrolling): Use replace_uses_by.
13648 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
13650 PR middle-end/69916
13651 * omp-low.c (struct oacc_loop): Add ifns.
13652 (new_oacc_loop_raw): Initialize it.
13653 (finish_oacc_loop): Clear mask & flags if no ifns.
13654 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
13655 (oacc_loop_xform_loop): Add ifns arg & adjust.
13656 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
13658 2016-03-07 Richard Henderson <rth@redhat.com>
13661 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
13662 (insert_value_copy_on_edge): Likewise.
13664 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13666 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13668 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13671 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13673 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13675 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13677 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13679 Fix sseimul type attribute.
13680 * config/i386/znver1.md
13681 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13682 znver1_sseimul_avx256_load) : Fix the type attribute.
13683 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13684 pipe usage and latency.
13686 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13689 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13690 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13693 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13696 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13698 PR rtl-optimization/69941
13699 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13700 the reg share its mode.
13702 2016-03-04 Jeff Law <law@redhat.com>
13704 PR tree-optimization/69196
13705 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13706 If the both SSA_NAMEs are anonymous, then consider them unassociated
13707 and include the PHI in the statement count.
13709 2016-03-05 Tom de Vries <tom@codesourcery.com>
13711 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13712 construct in oacc routine. Check for oacc region in oacc routine.
13714 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13717 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13718 2016-02-22 changes, instead don't recurse if RECUR is already true.
13719 Don't change *dynamic_check if RECUR. Adjust recursive caller
13720 to pass true to the new argument.
13721 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13724 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13725 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13727 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13729 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13731 PR rtl-optimization/57676
13732 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13733 with flag_checking.
13735 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13737 * tree-vect-patterns.c (search_type_for_mask): Handle
13738 comparison of booleans.
13740 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13742 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13746 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13747 all other ops that have dw_val_class_die_ref operands,
13748 and DW_OP_GNU_entry_value.
13750 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13752 PR rtl-optimization/69904
13753 * config/arm/arm.c (arm_cannot_copy_insn_p):
13754 Return true for load-exclusive instructions.
13756 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13759 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13760 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13761 the pattern no matter if it is used just by non-pattern, pattern
13763 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13764 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13765 oprnd1 def_stmt is in pattern, don't look through it.
13767 2016-03-03 Marek Polacek <polacek@redhat.com>
13769 PR middle-end/70050
13770 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13772 2016-03-03 Martin Liska <mliska@suse.cz>
13774 PR tree-optimization/70043
13775 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13776 previous statement if we see a debug statement.
13778 2016-03-03 Richard Biener <rguenther@suse.de>
13780 PR tree-optimization/55936
13781 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13782 parameter and guard unsafe equivalence use.
13783 (vrp_evaluate_conditional_warnv_with_ops): Always use
13784 safe equivalences but not via the quadratic compare_names
13787 2016-03-03 Michael Collison <michael.collison@linaro.org>
13790 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13791 for operand 1 to s_register_operand. Change predicate for operand
13792 2 to arm_not_immediate_operand.
13794 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13796 * doc/tm.texi: Regenerated.
13798 2016-03-02 Richard Henderson <rth@redhat.com>
13801 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13802 simplification when all args are positive non-fixed registers.
13804 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13806 * target.def (lra_p): Specify that new ports should use LRA.
13808 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13811 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13812 gimplify_type_sizes the type they refer to.
13813 (omp_notice_variable): Handle reference vars to VLAs.
13814 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13815 reference to VLA decls in the second pass instead of first pass.
13817 2016-03-02 Tom de Vries <tom@codesourcery.com>
13819 PR tree-optimization/68659
13820 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13821 new_expr == NULL_TREE.
13822 (get_new_name): Handle ADDR_EXPR.
13824 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13826 PR rtl-optimization/69052
13827 * loop-invariant.c (canonicalize_address): New function.
13828 (inv_can_prop_to_addr_use): Check validity of address expression
13829 which is canonicalized by above function.
13831 2016-03-02 Alan Modra <amodra@gmail.com>
13834 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13837 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13840 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13841 (*movhi_internal): Put mask moves from and to memory separately
13842 from moves from/to GPRs.
13844 2016-03-02 Richard Biener <rguenther@suse.de>
13846 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13847 GENERIC expressions in GIMPLE.
13849 2016-03-02 Richard Biener <rguenther@suse.de>
13851 * config/i386/i386.c (type_natural_mode): Fix typo.
13853 2016-03-02 Nick Clifton <nickc@redhat.com>
13855 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13857 2016-03-02 Richard Biener <rguenther@suse.de>
13858 Uros Bizjak <ubizjak@gmail.com>
13861 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13863 2016-03-02 Richard Biener <rguenther@suse.de>
13865 PR middle-end/67278
13866 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13868 2016-03-02 Marek Polacek <polacek@redhat.com>
13871 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13872 "is promoted to" warning.
13874 2016-03-01 DJ Delorie <dj@redhat.com>
13876 * config.gcc: Deprecate mep-*.
13878 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13880 PR middle-end/70025
13881 * lra-constraints.c (regno_val_use_in): New.
13882 (match_reload): Use it instead of regno_use_in.
13884 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13886 PR rtl-optimization/70007
13887 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13888 references present in REG_EQUAL notes attached to non-SET patterns.
13890 2016-03-01 Jeff Law <law@redhat.com>
13892 PR tree-optimization/69196
13893 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13894 Appropriately clamp the number of statements to copy when the
13895 thread path does not traverse a loop backedge.
13897 PR tree-optimization/69196
13898 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13899 Do count some PHIs in the thread path against the insn count. Decrease
13900 final statement count by one as the control statement in the last
13901 block will get removed. Remove special cased code for handling PHIs
13904 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13907 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13908 asm dialect alternatives to explicit GOTPCREL calls.
13910 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13913 * ira.c (do_reload): Issue warning for generic stack checking here...
13914 * reload1.c (reload): ...instead of here and streamline it.
13916 2016-03-01 Nick Clifton <nickc@redhat.com>
13918 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13920 2016-03-01 Richard Biener <rguenther@suse.de>
13922 PR tree-optimization/69983
13923 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13924 types and fall back to operand_equal_p.
13926 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13929 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13931 * config/s390/constraints.md ("jm8"): New constraint.
13932 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13934 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13936 ("*setmem_long<setmem_and>"): New pattern.
13937 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13939 ("*setmem_long_31z<setmem_and>"): New pattern.
13940 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13941 New substitution rules with the required attributes.
13944 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13947 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13949 * gensupport.c (process_substs_on_one_elem): Split loop to
13950 complete mark_operands_used_in_match_dup on all expressions in the
13952 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13953 and remove function.
13955 2016-03-01 Richard Biener <rguenther@suse.de>
13957 PR middle-end/70022
13958 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13959 vector BIT_FIELD_REF extract.
13961 2016-03-01 Richard Biener <rguenther@suse.de>
13963 PR tree-optimization/69994
13964 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13966 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13968 PR tree-optimization/69956
13969 * tree-vect-stmts.c (supportable_widening_operation): Support
13970 multi-step conversion of boolean vectors.
13971 (supportable_narrowing_operation): Likewise.
13973 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13975 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13978 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13980 * config/s390/subst.md (DSI_VI): New mode iterator.
13981 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13982 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13983 the insn definition.
13984 ("*vec_set<mode>"): Change predicate and add alternative to
13985 support only either register or const_int operands as element
13987 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13989 ("vec_extract<mode>"): New expander.
13990 ("*vec_extract<mode>"): New insn definition supporting reg and
13991 const_int element selectors.
13992 ("*vec_extract<mode>_plus"): New insn definition supporting
13993 reg+const_int element selectors.
13994 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13995 following expander+insn definition.
13996 ("<vec_shifts_name><mode>3"): New expander.
13997 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13999 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14001 * config/s390/s390.md ("*tabort_1"): Change predicate to
14002 nonmemory_operand. Add a second alternative to cover
14003 register as well as const int operands.
14004 ("*tabort_1_plus"): New pattern definition.
14006 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14008 * config/s390/s390.md ("*ashrdi3_cc_31")
14009 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
14010 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
14011 Merge insn definitions into ...
14012 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14013 New pattern definition.
14014 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
14015 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
14016 ("*ashr<mode>3_and"): Merge insn definitions into ...
14017 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
14018 New pattern definition.
14019 * config/s390/subst.md ("addr_style_op_cc_subst")
14020 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
14021 substitutions patterns plus attributes.
14022 Add ashiftrt to SUBST iterator.
14024 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14026 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
14027 op2 to nonmemory_operand.
14028 ("*<shift>di3_31", "*<shift>di3_31_and"):
14029 Merge into single pattern definition ...
14030 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
14031 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
14032 pattern definition ...
14033 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
14034 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
14037 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14039 * config/s390/predicates.md (const_int_6bitset_operand): New
14041 * config/s390/s390.md: Include subst.md.
14042 ("rotl<mode>3"): New expander.
14043 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
14045 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
14046 * config/s390/subst.md: New file.
14048 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14050 * config/s390/s390.md ("op_type", "atype", "length" attributes):
14051 Remove RRR type. It doesn't really exist.
14052 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
14054 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
14055 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
14056 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
14057 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
14058 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
14059 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
14060 `enabled' attribute.
14062 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14064 * gensupport.c (process_substs_on_one_elem): Split loop to
14065 complete mark_operands_used_in_match_dup on all expressions in the
14067 (adjust_operands_numbers): Inline into process_substs_on_one_elem
14068 and remove function.
14070 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14073 * config/sparc/sparc.c (NWORDS_UP): Rename to...
14074 (CEIL_NWORDS): ...this. Use CEIL macro.
14075 (compute_fp_layout): Adjust to above renaming.
14076 (function_arg_union_value): Likewise.
14077 (sparc_arg_partial_bytes): Likewise.
14078 (sparc_function_arg_advance): Likewise.
14080 2016-02-29 Jeff Law <law@redhat.com>
14082 PR tree-optimization/70005
14083 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
14084 where an object with a boolean range is compared against a value
14087 PR tree-optimization/69999
14088 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
14089 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
14092 2016-02-29 Richard Biener <rguenther@suse.de>
14094 PR tree-optimization/69994
14095 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
14096 (get_unary_op): Look through nop conversions.
14097 (ops_equal_values_p): New function, look for equality diregarding
14099 (eliminate_plus_minus_pair): Use ops_equal_values_p
14100 (repropagate_negates): Do not use get_unary_op here.
14102 2016-02-29 Martin Liska <mliska@suse.cz>
14104 * system.h: Poison ENABLE_CHECKING macro.
14106 2016-02-29 Martin Liska <mliska@suse.cz>
14108 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
14109 is presented in dump flags.
14110 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14111 (hsa_regalloc): Likewise.
14113 2016-02-19 Richard Biener <rguenther@suse.de>
14115 PR tree-optimization/69980
14116 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
14117 permutation of those we need to keep.
14119 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
14122 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
14123 (NWORDS_UP): ...this
14124 (init_cumulative_args): Minor tweaks.
14125 (sparc_promote_function_mode): Likewise.
14126 (scan_record_type): Delete.
14127 (traverse_record_type): New function template.
14128 (classify_data_t): New structure type.
14129 (classify_registers): New inline function.
14130 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
14131 exhausted. Instantiate traverse_record_type on classify_registers and
14132 deal with the case of a structure passed in slot #15 with no FP field
14134 (assign_data_t): New structure type.
14135 (compute_int_layout): New static function.
14136 (compute_fp_layout): Likewise.
14137 (count_registers): New inline function.
14138 (assign_int_registers): New static function.
14139 (assign_fp_registers): Likewise.
14140 (assign_registers): New inline function.
14141 (function_arg_record_value_1): Delete.
14142 (function_arg_record_value_2): Likewise.
14143 (function_arg_record_value_3): Likewise.
14144 (function_arg_record_value): Adjust to above changes. Instantiate
14145 traverse_record_type on count_registers to first count the number of
14146 registers to be used and then on assign_registers to assign them.
14147 (function_arg_union_value): Adjust to above renaming.
14148 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
14149 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
14150 case of a structure passed in slot #15
14151 (sparc_function_arg_advance): Likewise.
14152 (function_arg_padding): Minor tweak.
14154 2016-02-29 Richard Biener <rguenther@suse.de>
14156 PR tree-optimization/69720
14157 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
14158 the adjustment_def path for possibly vectorized defs.
14159 (vect_create_epilog_for_reduction): Handle vectorized initial
14162 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
14164 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
14166 2016-02-27 Jeff Law <law@redhat.com>
14169 2016-02-26 Richard Biener <rguenther@suse.de>
14170 Jeff Law <law@redhat.com>
14172 PR tree-optimization/69740
14173 * cfghooks.c (remove_edge): Request loop fixups if we delete
14174 an edge that might turn an irreducible loop into a natural
14177 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14179 PR rtl-optimization/69896
14180 * tree-vect-generic.c (get_compute_type): Avoid single element
14183 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14185 Rename the AArch64 tuning option and related functions to enable the
14186 Newton series for the reciprocal square root to reflect its
14187 approximative characteristic.
14189 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14190 function to "aarch64_emit_approx_rsqrt".
14191 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14192 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14193 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14194 (xgene1_tunings): Likewise.
14195 (use_rsqrt_p): Likewise.
14196 (aarch64_emit_swrsqrt): Use new function name.
14197 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14198 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14199 text explaining this option.
14200 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14202 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14205 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14206 complain about -mallow-movmisalign without -mvsx if
14207 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14209 2016-02-26 Joel Sherrill <joel@rtems.org>
14211 * config.gcc: Add x86_64-*-rtems*.
14212 * config/i386/rtems-64.h: New file.
14214 2016-02-26 Joel Sherrill <joel@rtems.org>
14216 * config.gcc: Add aarch64-*-rtems*.
14217 * config/aarch64/rtems.h: New file.
14219 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14222 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14223 shift amount using %h. Add comment.
14225 2016-02-26 Richard Biener <rguenther@suse.de>
14226 Jeff Law <law@redhat.com>
14228 PR tree-optimization/69740
14229 * cfghooks.c (remove_edge): Request loop fixups if we delete
14230 an edge that might turn an irreducible loop into a natural
14233 2016-02-26 Martin Jambor <mjambor@suse.cz>
14235 PR middle-end/69920
14236 * tree-sra.c (sra_modify_assign): Do not remove loads of
14237 uninitialized aggregates to SSA_NAMEs.
14239 2016-02-26 Richard Henderson <rth@redhat.com>
14242 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14243 pseudo in case the target rtx matches the source of the left
14246 2016-02-26 Martin Jambor <mjambor@suse.cz>
14249 * hsa.h (hsa_type_packed_p): Declare.
14250 * hsa.c (hsa_type_packed_p): New function.
14251 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14253 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14254 * hsa-brig.c (emit_basic_insn): Likewise.
14256 2016-02-26 Martin Jambor <mjambor@suse.cz>
14259 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14261 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14263 2016-02-26 Martin Jambor <mjambor@suse.cz>
14265 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14266 hsa_op_with_type operands.
14267 (hsa_unsigned_type_for_type): Declare.
14268 * hsa.c (hsa_unsigned_type_for_type): New function.
14269 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
14270 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
14271 the finalizer. Do not emit extra move.
14273 2016-02-26 Martin Jambor <mjambor@suse.cz>
14275 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
14276 atomic operations in private segment.
14278 2016-02-26 Martin Jambor <mjambor@suse.cz>
14280 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
14281 statements to wi->info. Also disallow omp simd constructs.
14282 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
14283 for not gridifying. Dump special string for omp_for.
14285 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14288 * config/aarch64/aarch64.c (aarch64_set_current_function):
14289 Save/restore target globals when switching to
14290 target_option_default_node.
14292 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14295 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
14296 Return 0 if !SHIFT_COUNT_TRUNCATED.
14298 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14299 Eric Botcazou <ebotcazou@adacore.com>
14301 PR rtl-optimization/69891
14302 * dse.c (scan_insn): If we can't figure out memset arguments
14303 or they are non-constant, call clear_rhs_from_active_local_stores.
14305 2016-02-26 Martin Liska <mliska@suse.cz>
14307 * doc/extend.texi: Mention clog10, clog10f an clog10l
14308 in Builtins section.
14310 2016-02-26 Martin Liska <mliska@suse.cz>
14312 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
14314 (resolve_args_picking_1): Likewise.
14315 * dwarf2out.h (struct GTY): Likewise.
14317 2016-02-26 Martin Liska <mliska@suse.cz>
14319 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
14320 with flag_checking.
14321 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14323 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
14324 Martin Liska <mliska@suse.cz>
14326 * doc/install.texi: Mention --enable-valgrind-annotations.
14328 2016-02-26 Richard Biener <rguenther@suse.de>
14330 PR tree-optimization/69551
14331 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
14332 looking through aliases adjust DECL_PT_UID to refer to the
14333 ultimate alias target.
14335 2016-02-25 Martin Liska <mliska@suse.cz>
14337 PR middle-end/69919
14338 * alloc-pool.c (after_memory_report): New variable.
14339 * alloc-pool.h (base_pool_allocator ::release): Do not use
14340 the infrastructure if after_memory_report.
14341 * toplev.c (toplev::main): Mark after memory report.
14343 2016-02-25 Richard Biener <rguenther@suse.de>
14345 PR tree-optimization/48795
14346 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14348 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
14351 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
14352 offloading is enabled and -fopenacc or -fopenmp is specified.
14353 (CRTOFFLOADEND): Likewise.
14354 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
14355 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
14356 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
14357 (offload_objects_file_name): New static var.
14358 (tool_cleanup): Remove offload_objects_file_name file.
14359 (find_offloadbeginend): Replace with ...
14360 (find_crtoffloadtable): ... this.
14361 (run_gcc): Remove offload_argc and offload_argv.
14362 Get offload_objects_file_name from -foffload-objects=... option.
14363 Read names of object files with offload from this file, pass them to
14364 compile_images_for_offload_targets. Don't call find_offloadbeginend and
14365 don't pass offloadbegin and offloadend to the linker. Don't pass
14366 offload non-LTO files to the linker, because now they're not claimed.
14368 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
14371 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14372 on builtin_unreachable.
14374 2016-02-25 Jakub Jelinek <jakub@redhat.com>
14376 PR rtl-optimization/69896
14377 * regcprop.c: Include cfgrtl.h.
14378 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
14379 than remembered mode, either delete it (if noop_move_p), or
14380 treat like copy_p but not noop_p instruction.
14382 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14385 * dwarf2out.c (gen_variable_die): Work around buggy LTO
14386 - allow NULL decl for Fortran DW_TAG_common_block variables.
14388 2016-02-24 Jason Merrill <jason@redhat.com>
14390 * common.opt (flifetime-dse): Add -flifetime-dse=1.
14392 2016-02-24 Richard Biener <rguenther@suse.de>
14393 Jakub Jelinek <jakub@redhat.com>
14395 PR middle-end/69760
14396 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
14397 conditionally executed ops to well-defined overflow behavior.
14399 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14401 PR middle-end/69915
14402 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
14405 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14407 PR rtl-optimization/69886
14408 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
14409 argument. Use it when checking validity of set instructions.
14410 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
14411 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
14413 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
14414 * store-motion.c (find_moveable_store): Update
14415 can_assign_to_reg_without_clobbers_p callsite.
14417 2016-02-24 Richard Biener <rguenther@suse.de>
14419 PR middle-end/68963
14420 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
14422 (record_nonwrapping_iv): Do not fall back to the low/high bound
14423 for non-constant IV bases if the stmt is not always executed.
14425 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14427 * config/arm/arm-cores.def (cortex-a32): New entry.
14428 * config/arm/arm-tables.opt: Regenerate.
14429 * config/arm/arm-tune.md: Regenerate.
14430 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
14431 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
14432 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
14433 for -mcpu and -mtune.
14435 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14438 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
14439 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
14440 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
14441 (atomic_loaddi_1): Delete.
14442 (atomic_loaddi): Rewrite expander using the above changes.
14444 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14447 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
14450 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14451 Richard Biener <rguenth@suse.de>
14453 PR middle-end/69909
14454 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
14455 set_mem_attributes if tem is SSA_NAME which got expanded
14458 2016-02-24 Richard Biener <rguenther@suse.de>
14460 PR tree-optimization/69907
14461 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
14462 end of permutations for BB vectorization.
14464 2016-02-24 Christian Bruel <christian.bruel@st.com>
14466 * config/arm/arm-c.c (arm_option_override): Initialize
14467 target_option_current_node.
14468 * config/arm/arm.c (arm_pragma_target_parse): Replace
14469 build_target_option_node call by target_option_current_node.
14470 Set target_option_current_node.
14473 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
14476 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
14477 define_insn_and_split to define_insn.
14478 (zero_extendqi<mode>2_dot2): Same.
14479 (extendqi<mode>2_dot): Same.
14480 (extendqi<mode>2_dot2): Same.
14482 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14484 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
14485 and add bypass for AES{D,E} and AESMC pairs.
14486 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
14489 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14491 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
14492 series for reciprocal square root in Exynos M1.
14494 2016-02-23 Martin Sebor <msebor@redhat.com>
14497 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
14498 __builtin_alloca_with_align.
14500 2016-02-23 Richard Henderson <rth@redhat.com>
14502 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
14503 (ix86_register_pragmas): Remove __seg_tls.
14504 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
14505 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
14506 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
14507 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
14508 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
14509 * doc/extend.texi (__seg_tls): Remove item.
14511 2016-02-23 Richard Biener <rguenther@suse.de>
14513 * alloc-pool.h (struct allocation_object): Make id member
14514 conditional on CHECKING_P again.
14515 (get_instance): Adjust.
14516 (base_pool_allocator): Likewise.
14518 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
14520 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
14521 (parallelize_loops): In OpenACC kernels mode, set n_threads to
14523 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
14525 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
14527 2016-02-23 Richard Biener <rguenther@suse.de>
14529 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
14530 * bitmap.h (struct bitmap_usage): Likewise.
14531 (bitmap_move): Declare.
14532 * bitmap.c (register_overhead): Take size_t argument.
14533 (bitmap_move): New function.
14534 * df-problems.c (df_rd_transfer_function): Use bitmap_move
14535 to properly account overhead.
14536 * tree.c (free_node): Use tree_size.
14538 2016-02-23 Jakub Jelinek <jakub@redhat.com>
14541 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
14542 when inverting comparison.
14545 * common.opt (Wunreachable-code): Add Warning flag.
14547 2016-02-23 Mark Wielaard <mjw@redhat.com>
14548 Jakub Jelinek <jakub@redhat.com>
14551 * cgraphunit.c (check_global_declaration): Check main_input_filename
14552 and DECL_SOURCE_FILE are not NULL.
14554 2016-02-23 Martin Jambor <mjambor@suse.cz>
14556 PR tree-optimization/69666
14557 * tree-sra.c (sra_modify_assign): Do not attempt to create
14558 default_def replacements for unscalarizable regions.
14560 2016-02-20 Mark Wielaard <mjw@redhat.com>
14563 * cgraphunit.c (check_global_declaration): Check level of
14564 warn_unused_const_variable and main_input_filename.
14565 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
14566 (-Wunused-variable): For C implies -Wunused-const-variable=1.
14567 (-Wunused-const-variable): Explain levels 1 and 2.
14569 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14572 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
14573 identical arguments. Formatting and spelling fixes.
14576 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
14581 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
14582 and m68k-devices.def.
14583 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
14584 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
14586 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
14588 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
14589 and HImode registers.
14591 2016-02-22 Richard Biener <rguenther@suse.de>
14593 PR tree-optimization/69882
14594 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
14595 preserve permutations present because of gaps.
14596 (vect_supported_load_permutation_p): Always continue checking
14597 permutations after vect_attempt_slp_rearrange_stmts.
14599 2016-02-22 Bin Cheng <bin.cheng@arm.com>
14601 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
14602 min_profitable_estimate, rather than min_profitable_iters.
14604 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14607 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
14608 SImode for last match_operand.
14610 2016-02-22 Martin Liska <mliska@suse.cz>
14612 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
14613 return bitsize - 1 as the return value.
14615 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
14619 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
14620 Handle negative shift counts.
14621 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
14622 force_reg on the shift constant.
14623 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
14624 (lshrsi3_d): Handle negative shift counts.
14626 2016-02-22 Richard Biener <rguenther@suse.de>
14627 Tom de Vries <tom@codesourcery.com>
14629 * graph.c: Include dumpfile.h.
14630 (print_graph_cfg): Split into three overloads.
14631 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
14633 2016-02-22 Tom de Vries <tom@codesourcery.com>
14635 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
14638 2016-02-22 Richard Biener <rguenther@suse.de>
14641 * ipa-inline-transform.c (inline_call): When not updating
14642 overall summaries adjust self size by the growth estimate.
14643 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
14644 hash-set, do not update overall summaries here. Renamed from ...
14645 (inline_to_all_callers): ... this which is now wrapping the
14646 above and performing delayed overall summary update.
14647 (early_inline_small_functions): Delay updating of the overall
14650 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
14652 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
14655 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14658 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
14659 :%* in %:gt() argument.
14660 (greater_than_spec_func): Adjust for expecting only numbers,
14661 if there are more than two numbers, compare the last two.
14663 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14665 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14666 -Wnarrowing with -std.
14668 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14671 * expr.c (store_field): Don't use bit-field path if exp is
14672 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14673 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14674 and the assignment can be performed by bitwise copy. Formatting
14677 PR middle-end/69838
14678 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14679 call copy_reg_eh_region_note_forward on before and/or after sequences
14680 and remove note from insn if it no longer can throw.
14683 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14684 if TARGET_AVX512BW.
14686 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14688 * config/s390/vector.md: Add missing commutative operand markers
14689 to the patterns which qualify for one.
14690 * config/s390/vx-builtins.md: Likewise.
14692 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14694 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14695 types to mode iterators.
14696 (vec_double): ... and mode attribute.
14697 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14699 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14701 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14702 Change the predicate of op2 from nonimmediate to general and let
14703 reload fix it if necessary.
14705 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14707 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14709 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14711 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14714 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14716 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14717 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14718 * config/s390/s390.md ("movstr<P:mode>"): Call
14719 s390_expand_vec_movstr.
14721 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14723 * config/s390/s390.md: Add missing output modifier for operand 1
14724 to print it as address properly.
14726 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14728 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14729 * config/s390/2964.md: New file.
14730 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14731 of insn grouping attributes depending on the CPU level.
14732 (s390_get_unit_mask): New function.
14733 (s390_sched_score): Remove the OOO from the scheduling macros.
14734 Add loop to calculate a score for the instruction mix.
14735 (s390_sched_reorder): Likewise plus improve debug output.
14736 (s390_sched_variable_issue): Rename macros as above. Calculate
14737 the unit distances after actually scheduling an insn. Improve
14739 (s390_sched_init): Clear last_scheduled_unit_distance array.
14740 * config/s390/s390.md: Include 2964.md.
14742 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14745 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14746 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14747 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14748 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14749 *avx512f_<code>v8div16qi2_mask_1): New insns.
14751 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14754 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14757 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14758 earlyclobber from target. Use wF constraint for fused memory
14760 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14762 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14763 Martin Liska <mliska@suse.cz>
14766 * cfgexpand.c (asan_sanitize_stack_p): New function.
14767 (partition_stack_vars): Use the function.
14768 (expand_stack_vars): Likewise.
14769 (defer_stack_allocation): Likewise.
14770 (expand_used_vars): Likewise.
14772 2016-02-18 Richard Biener <rguenther@suse.de>
14774 PR middle-end/69553
14775 * fold-const.c (operand_equal_p): Properly compare offsets for
14776 IMAGPART_EXPR and ARRAY_REF.
14778 2016-02-18 Nick Clifton <nickc@redhat.com>
14782 * config/arm/arm.c (arm_option_override_internal): Disable
14783 interworking if the target does not support thumb instructions.
14784 (arm_reload_in_hi): Handle the case where a register to register
14785 move needs reloading because there is no simple pattern to handle
14787 (arm_reload_out_hi): Likewise.
14789 2016-02-18 Richard Biener <rguenther@suse.de>
14791 PR middle-end/69854
14792 * match.pd: Don't use fold_binary or fold_unary for folding
14795 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14798 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14799 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14800 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14801 warn on gimple_no_warning_p statements.
14803 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14805 * doc/extend.texi (C++ Attributes): Correct description of
14806 warn_unused type attribute.
14808 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14810 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14811 correct instruction.
14813 2016-02-17 Richard Biener <rguenther@suse.de>
14815 PR rtl-optimization/69609
14816 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14817 (find_traces_1_round): When ending a trace update cached priority
14819 (bb_to_key): Use cached priority when available.
14820 (copy_bb): Initialize cached priority.
14821 (reorder_basic_blocks_software_trace_cache): Likewise.
14823 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14826 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14828 (aarch64_comparison_operator): Break overly long line into two.
14829 (aarch64_comparison_operation): Likewise.
14830 * config/aarch64/aarch64.md (cstorecc4): Use
14831 aarch64_comparison_operator_mode instead of
14832 aarch64_comparison_operator.
14833 (cstore<mode>4): Likewise.
14834 (aarch64_cstore<mode>): Likewise.
14835 (*cstoresi_insn_uxtw): Likewise.
14836 (cstore<mode>_neg): Likewise.
14837 (*cstoresi_neg_uxtw): Likewise.
14839 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14842 * config/arm/predicates.md (arm_comparison_operator_mode):
14844 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14845 instead of arm_comparison_operator.
14846 (*mov_negscc): Likewise.
14847 (*mov_notscc): Likewise.
14848 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14849 (*thumb2_mov_negscc): Likewise.
14850 (*thumb2_mov_negscc_strict_it): Likewise.
14851 (*thumb2_mov_notscc): Likewise.
14852 (*thumb2_mov_notscc_strict_it): Likewise.
14854 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14856 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14857 Add missing return.
14859 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14861 * config/visium/visium.c (machine_libfunc_index): New enum.
14862 (machine_libfuncs): New structure.
14863 (visium_libfuncs): New static variable.
14864 (TARGET_INIT_LIBFUNCS): Define to...
14865 (visium_init_libfuncs): ...this. New function.
14866 (expand_block_move_4): Use the appropriate libfunc.
14867 (expand_block_move_2): Likewise.
14868 (expand_block_move_1): Likewise.
14869 (expand_block_set_4): Likewise.
14870 (expand_block_set_2): Likewise.
14871 (expand_block_set_1): Likewise.
14872 (visium_trampoline_init): Likewise.
14874 2016-02-17 Nick Clifton <nickc@redhat.com>
14876 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14877 TI's devices.csv file as of March 2016.
14879 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14882 * opts-global.c (handle_common_deferred_options): Introduce and
14883 initialize two global variables to remember command-line options
14884 specifying a stack-limiting register.
14885 * opts.h: Add extern declarations of the two new global variables.
14886 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14887 variable based on the values of the two new global variables.
14889 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14892 * common.opt (Wnonnull-compare): New warning.
14893 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14894 of arguments against NULL.
14895 (-Wnonnull-compare): Document.
14896 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14897 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14898 * passes.def (pass_warn_nonnull_compare): Add.
14899 * gimple-ssa-nonnull-compare.c: New file.
14901 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14903 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14904 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14906 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14908 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14909 reciprocal sqrt for -mlow-precision-recip-sqrt.
14911 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14912 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14914 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14915 always use lane loads to construct non-constant vectors.
14917 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14919 * config/aarch64/aarch64.md
14920 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14921 constraints for operand 3.
14922 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14924 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14925 Richard Biener <rguenther@suse.de>
14927 PR tree-optimization/69820
14928 * tree-vect-patterns.c (type_conversion_p): Return false if
14929 *orig_type is unsigned single precision or boolean.
14930 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14933 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14935 PR rtl-optimization/69764
14936 PR rtl-optimization/69771
14937 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14938 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14940 2016-02-16 Richard Biener <rguenther@suse.de>
14942 PR tree-optimization/69776
14943 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14945 (indirect_refs_may_alias_p): Likewise.
14946 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14947 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14948 according to tbaa_p.
14949 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14950 (optimize_stmt): For redundant store discovery do not allow tbaa.
14952 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14954 PR tree-optimization/69714
14955 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14956 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14958 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14960 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14961 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14962 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14963 * config/arc/arc.c (arc_init): Check FPU options.
14964 (get_arc_condition_code): Handle new CC_FPU* modes.
14965 (arc_select_cc_mode): Likewise.
14966 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14967 register pair only. Allow access for ARCv2 accumulator.
14968 (gen_compare_reg): Whenever we have FPU support use FPU compare
14970 (arc_reorg): Don't generate brcc insns when FPU compare
14971 instructions are involved.
14972 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14973 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14974 floating point emulation.
14975 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14976 (REVERSE_CONDITION): Add new CC_FPU* modes.
14977 (TARGET_FP_SP_BASE): Define.
14978 (TARGET_FP_DP_BASE): Likewise.
14979 (TARGET_FP_SP_FUSED): Likewise.
14980 (TARGET_FP_DP_FUSED): Likewise.
14981 (TARGET_FP_SP_CONV): Likewise.
14982 (TARGET_FP_DP_CONV): Likewise.
14983 (TARGET_FP_SP_SQRT): Likewise.
14984 (TARGET_FP_DP_SQRT): Likewise.
14985 (TARGET_FP_DP_AX): Likewise.
14986 * config/arc/arc.md (ARCV2_ACC): New constant.
14987 (type): New fpu type attribute.
14988 (SDF): Conditional iterator.
14989 (cstore<mode>, cbranch<mode>): Change expand condition.
14990 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14991 handles FPU/FPX cases as well.
14992 * config/arc/arc.opt (mfpu): New option.
14993 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14995 (adddf3, muldf3, subdf3): Removed.
14996 * config/arc/predicates.md (proper_comparison_operator): Recognize
14998 * config/arc/fpu.md: New file.
14999 * doc/invoke.texi (ARC Options): Document mfpu option.
15001 2016-02-16 Richard Biener <rguenther@suse.de>
15003 PR rtl-optimization/69291
15004 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
15005 noce_operand_ok check.
15007 2016-02-16 Tom de Vries <tom@codesourcery.com>
15010 * omp-low.c (simd_clone_create): Remove call to
15011 symtab->call_cgraph_insertion_hooks.
15013 2016-02-16 Jakub Jelinek <jakub@redhat.com>
15015 PR tree-optimization/69802
15016 * tree-ssa-reassoc.c (update_range_test): If op is
15017 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
15018 op == 1 test of precision 1 integral op, otherwise handle
15019 that case as op itself. Fix up formatting.
15020 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
15023 2016-02-16 Richard Biener <rguenther@suse.de>
15025 PR tree-optimization/69586
15026 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
15027 types for conversion sources.
15029 2016-02-16 Richard Biener <rguenther@suse.de>
15031 PR middle-end/69801
15032 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
15033 mask OEP_ADDRESS_OF.
15035 2016-02-16 Alan Modra <amodra@gmail.com>
15038 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
15039 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
15040 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
15042 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
15043 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
15044 (p8_fmrgow_<mode>): Likewise.
15045 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
15047 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
15048 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
15049 to use movdi_internal64. Remove op0_di.
15050 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
15052 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
15054 Add support for the FCCMP insn types
15056 * config/aarch64/aarch64.md (fccmp): Change insn type.
15057 (fccmpe): Likewise.
15058 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
15059 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
15060 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
15061 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
15062 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
15063 * config/arm/types.md (fccmps): Add new insn type.
15064 (fccmpd): Likewise.
15066 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
15068 * alias.c (get_alias_set): Fix a typo in comment.
15070 2016-02-15 Richard Biener <rguenther@suse.de>
15072 PR tree-optimization/69595
15073 * match.pd: Complete range test simplification to true.
15075 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
15077 PR rtl-optimization/69648
15078 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
15079 pic_offset_table_rtx.
15081 PR rtl-optimization/69752
15082 * ira.c (update_equiv_regs): When looking for more than a single SET,
15083 also take other side effects into account.
15085 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15087 * config/s390/s390.c (s390_function_profiler): Add a new sequence
15088 for z900+ CPUs in 31-bit mode.
15090 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
15092 * common/config/s390/s390-common.c (s390_supports_split_stack):
15094 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
15095 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
15096 * config/s390/s390.c (struct machine_function): New field
15097 split_stack_varargs_pointer.
15098 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
15099 in s390_emit_prologue.
15100 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
15102 (morestack_ref): New global.
15103 (SPLIT_STACK_AVAILABLE): New macro.
15104 (s390_expand_split_stack_prologue): New function.
15105 (s390_live_on_entry): New function.
15106 (s390_va_start): Use split-stack vararg pointer if appropriate.
15107 (s390_asm_file_end): Emit the split-stack note sections.
15108 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
15109 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
15110 (UNSPECV_SPLIT_STACK_CALL): New unspec.
15111 (UNSPECV_SPLIT_STACK_DATA): New unspec.
15112 (split_stack_prologue): New expand.
15113 (split_stack_space_check): New expand.
15114 (split_stack_data): New insn.
15115 (split_stack_call): New expand.
15116 (split_stack_call_*): New insn.
15117 (split_stack_cond_call): New expand.
15118 (split_stack_cond_call_*): New insn.
15120 2016-02-15 Richard Biener <rguenther@suse.de>
15122 PR tree-optimization/69783
15123 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15124 Add trivially correct cases.
15126 2016-02-15 Tom de Vries <tom@codesourcery.com>
15129 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
15131 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
15133 2016-02-15 Richard Biener <rguenther@suse.de>
15135 PR tree-optimization/69776
15136 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15137 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
15138 indicate whether we can use TBAA to disambiguate against stores.
15139 Use alias-set zero if not.
15140 (visit_reference_op_store): Do not use TBAA when looking up
15142 * tree-ssa-pre.c (compute_avail): Use TBAA here.
15143 (eliminate_dom_walker::before_dom_children): But not when looking
15144 up redundant stores.
15146 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
15148 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
15150 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15152 * config/i386/znver1.md
15153 (znver1_pop, znver1_pop_mem,
15154 znver1_load_imov_double_store,
15155 znver1_load_imov_direct_store,
15156 znver1_load_imov_direct_load,
15157 znver1_load_imov_double_load): Add new.
15158 (znver1_insn, znver1_insn_load): Add icmov type.
15159 (znver1_sseavx_fma,
15160 znver1_sseavx_fma_load,
15162 znver1_avx256_fma_load): Fix pipe usage.
15164 2016-02-14 Alan Modra <amodra@gmail.com>
15167 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
15168 with an invalid hard reg, reload just the reg not the entire
15169 pre/post-inc/dec address expression.
15171 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15174 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15175 fixed R1_REG scratch reg.
15176 (sibcall_value_pcrel_fdpic): Likewise.
15178 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15182 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15184 2016-02-12 Walter Lee <walt@tilera.com>
15186 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15187 * config/tilegx/t-tilegx: Likewise.
15189 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15192 * diagnostic-show-locus.c (struct line_span): New struct.
15193 (layout::get_first_line): Delete.
15194 (layout::get_last_line): Delete.
15195 (layout::get_num_line_spans): New member function.
15196 (layout::get_line_span): Likewise.
15197 (layout::print_heading_for_line_span_index_p): Likewise.
15198 (layout::get_expanded_location): Likewise.
15199 (layout::calculate_line_spans): Likewise.
15200 (layout::m_first_line): Delete.
15201 (layout::m_last_line): Delete.
15202 (layout::m_line_spans): New field.
15203 (layout::layout): Update comment. Replace m_first_line and
15204 m_last_line with m_line_spans, replacing their initialization
15205 with a call to calculate_line_spans.
15206 (diagnostic_show_locus): When printing source lines and
15207 annotations, rather than looping over a single span
15208 of lines, instead loop over each line_span within
15209 the layout, with an inner loop over the lines within them.
15210 Call the context's start_span callback when changing line spans.
15211 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15212 (diagnostic_build_prefix): Break out the building of the location
15213 part of the string into...
15214 (diagnostic_get_location_text): ...this new function, rewriting
15215 it from nested ternary expressions to a sequence of "if"
15217 (default_diagnostic_start_span_fn): New function.
15218 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15219 (diagnostic_context::start_span): New field.
15220 (default_diagnostic_start_span_fn): New prototype.
15222 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15225 * gcc.c (driver::finalize): Fix cleanup of "specs".
15227 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15231 * gcc.c (driver::driver): Initialize m_option_suggestions.
15232 (driver::~driver): Clean up m_option_suggestions.
15233 (suggest_option): Convert to...
15234 (driver::suggest_option): ...this, and split out into
15235 driver::build_option_suggestions and find_closest_string.
15236 (driver::build_option_suggestions): New function, from
15237 first half of suggest_option. Special-case
15238 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15239 the sanitizer_opts array. For options of enum types, add the
15240 various enum values to the candidate strings.
15241 (driver::handle_unrecognized_options): Remove "const".
15242 * gcc.h (driver::handle_unrecognized_options): Likewise.
15243 (driver::build_option_suggestions): New decl.
15244 (driver::suggest_option): New decl.
15245 (driver::m_option_suggestions): New field.
15246 * opts-common.c (add_misspelling_candidates): New function.
15247 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15248 and make non-static.
15249 * opts.h (sanitizer_opts): New array decl.
15250 (add_misspelling_candidates): New function decl.
15251 * spellcheck.c (find_closest_string): New function.
15252 * spellcheck.h (find_closest_string): New function decl.
15254 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15256 PR rtl-optimization/69764
15257 PR rtl-optimization/69771
15258 * optabs.c (expand_binop_directly): For shift_optab_p, force
15259 convert_modes with VOIDmode if xop1 has VOIDmode.
15261 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15264 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15265 to correctly determine instrumentation thunks.
15267 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15270 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
15271 type by reference, force lhs on the call.
15274 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
15275 Compute retval and retbnd early in all cases if split_part_return_p
15276 and return_bb is not EXIT. Remove all clobber stmts and reset
15277 all debug stmts that refer to SSA_NAMEs defined in split part,
15278 except if it is retval, in that case replace the old retval with the
15279 lhs of the call to the split part.
15281 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15284 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15286 PR middle-end/66726
15287 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15288 whose result is used in PHI.
15289 (maybe_optimize_range_tests): Likewise.
15290 (final_range_test_p): Likweise.
15292 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15294 PR middle-end/66726
15295 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15296 whose result is used in PHI.
15297 (maybe_optimize_range_tests): Likewise.
15298 (final_range_test_p): Likweise.
15300 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15302 * cgraph.c: Spelling fixes - behaviour -> behavior and
15303 neighbour -> neighbor.
15304 * target.def: Likewise.
15305 * sel-sched.c: Likewise.
15306 * config/mips/mips.c: Likewise.
15307 * config/arc/arc.md: Likewise.
15308 * config/arm/cortex-a57.md: Likewise.
15309 * config/arm/arm.c: Likewise.
15310 * config/arm/neon.md: Likewise.
15311 * config/arm/arm-c.c: Likewise.
15312 * config/vms/vms-c.c: Likewise.
15313 * config/s390/s390.c: Likewise.
15314 * config/i386/znver1.md: Likewise.
15315 * config/i386/i386.c: Likewise.
15316 * config/ia64/hpux-unix2003.h: Likewise.
15317 * config/msp430/msp430.md: Likewise.
15318 * config/rx/rx.c: Likewise.
15319 * config/rx/rx.md: Likewise.
15320 * config/aarch64/aarch64-simd.md: Likewise.
15321 * config/aarch64/aarch64.c: Likewise.
15322 * config/nvptx/nvptx.c: Likewise.
15323 * config/bfin/bfin.c: Likewise.
15324 * config/cris/cris.opt: Likewise.
15325 * config/rs6000/rs6000.c: Likewise.
15326 * target.h: Likewise.
15327 * spellcheck.c: Likewise.
15328 * ira-build.c: Likewise.
15329 * tree-inline.c: Likewise.
15330 * builtins.c: Likewise.
15331 * lra-constraints.c: Likewise.
15332 * explow.c: Likewise.
15333 * hwint.h: Likewise.
15334 * targhooks.c: Likewise.
15335 * tree-vect-data-refs.c: Likewise.
15336 * expr.c: Likewise.
15337 * doc/tm.texi: Likewise.
15338 * doc/extend.texi: Likewise.
15339 * doc/install.texi: Likewise.
15340 * doc/md.texi: Likewise.
15341 * tree-ssa-tail-merge.c: Likewise.
15342 * sched-int.h: Likewise.
15343 * match.pd: Likewise.
15344 * sched-ebb.c: Likewise.
15345 * target.def (omit_struct_return_reg): Likewise.
15346 * gimple-ssa-isolate-paths.c: Likewise.
15347 (find_implicit_erroneous_behaviour): Renamed to...
15348 (find_implicit_erroneous_behavior): ... this.
15349 (find_explicit_erroneous_behaviour): Renamed to...
15350 (find_explicit_erroneous_behavior): ... this.
15351 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
15353 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
15355 PR rtl-optimization/64682
15356 PR rtl-optimization/69567
15357 PR rtl-optimization/69737
15358 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
15359 in I2 as well, just lose it.
15361 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15363 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
15365 (aarch64_last_printed_tune_string): Likewise.
15366 (aarch64_declare_function_name): Only output .arch assembler
15367 directive if it will be different from the previously output
15368 directive. Same for .tune comment but only if -dA is set.
15369 (aarch64_start_file): New function.
15370 (TARGET_ASM_FILE_START): Define.
15372 2016-02-11 David Malcolm <dmalcolm@redhat.com>
15375 * Makefile.in (PLUGIN_HEADERS): Add params.list.
15377 2016-02-11 Jakub Jelinek <jakub@redhat.com>
15380 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
15381 -Wmaybe-uninitialized warning.
15383 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
15386 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
15388 2016-02-11 Richard Biener <rguenther@suse.de>
15390 PR rtl-optimization/69291
15391 * ifcvt.c (noce_try_store_flag_constants): Do not allow
15392 subexpressions affected by changing the result.
15394 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
15397 * lra-constraints.c (curr_insn_transform): Find in/out operands
15398 for secondary memory moves. Update dups.
15400 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15402 PR tree-optimization/69652
15403 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
15404 to nested loop, did source re-formatting, skip debug statements,
15405 add check on statement with volatile operand, remove dead scalar
15408 2016-02-10 Jakub Jelinek <jakub@redhat.com>
15409 Patrick Palka <ppalka@gcc.gnu.org>
15413 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
15414 calls if the return type is TREE_ADDRESSABLE.
15415 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
15416 * ipa-split.c (split_function): Fix doubled "we" in comment.
15417 Use void return type for the split part even if
15418 !split_point->split_part_set_retval.
15420 2016-02-10 Bin Cheng <bin.cheng@arm.com>
15422 PR tree-optimization/68021
15423 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
15424 when computing the value of biv cand by itself.
15426 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15428 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
15429 (cortexa57_tunings): Likewise.
15430 (cortexa72_tunings): Likewise.
15431 (arch_macro_fusion_pair_p): Add support for AES fusion.
15432 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
15433 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
15434 Allow virtual registers before reload so early scheduling works.
15435 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
15436 correct latency and pipeline.
15437 (cortex_a57_crypto_complex): Likewise.
15438 (cortex_a57_crypto_xor): Likewise.
15439 (define_bypass): Add AES bypass.
15441 2016-02-10 Richard Biener <rguenther@suse.de>
15443 PR tree-optimization/69726
15444 * passes.def: Add DCE pass before late uninit.
15445 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
15446 really fixup if-conversions job.
15448 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15450 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
15451 (arm_cortex_a57_tune): Likewise.
15452 (aarch_macro_fusion_pair_p): Add support for AES fusion.
15453 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
15455 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
15457 * timevar.def (TV_PHASE_DBGINFO): Delete.
15458 (TV_PHASE_CHECK_DBGINFO): Likewise.
15459 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
15461 2016-02-10 Richard Biener <rguenther@suse.de>
15463 PR tree-optimization/69719
15464 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15465 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
15467 2016-02-09 Andrew Pinski <apinski@cavium.com>
15470 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
15471 get_vcond_mask_icode returns false.
15473 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15476 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
15477 an ADDIS that adds a pointer to a large constant that sets the
15478 upper16 bits with a load operation.
15480 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15483 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
15485 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
15487 (vzipq_s16): Likewise.
15488 (vzipq_s32): Likewise.
15489 (vzipq_f32): Likewise.
15490 (vzipq_u8): Likewise.
15491 (vzipq_u16): Likewise.
15492 (vzipq_u32): Likewise.
15493 (vzipq_p8): Likewise.
15494 (vzipq_p16): Likewise.
15496 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15499 * config/arm/arm.c (neon_endian_lane_map): New function.
15500 (neon_vector_pair_endian_lane_map): New function.
15501 (arm_evpc_neon_vuzp): Allow for big endian lane order.
15502 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
15504 (vuzpq_s16): Likewise.
15505 (vuzpq_s32): Likewise.
15506 (vuzpq_f32): Likewise.
15507 (vuzpq_u8): Likewise.
15508 (vuzpq_u16): Likewise.
15509 (vuzpq_u32): Likewise.
15510 (vuzpq_p8): Likewise.
15511 (vuzpq_p16): Likewise.
15513 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
15516 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
15519 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
15521 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
15522 truncate const_int operand 1 to QImode.
15524 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
15526 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
15527 corresponding to an abnormal edge.
15529 2016-02-09 Tom de Vries <tom@codesourcery.com>
15531 PR tree-optimization/69599
15532 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
15534 (find_func_aliases_for_builtin_call, find_func_clobbers)
15535 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
15538 2016-02-09 Richard Biener <rguenther@suse.de>
15540 PR tree-optimization/69715
15541 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
15542 LHS on calls as non-rewritable.
15544 2016-02-09 Tom de Vries <tom@codesourcery.com>
15547 * lto-wrapper.c (append_diag_options): New function.
15548 (compile_offload_image): Call append_diag_options.
15550 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
15553 * doc/extend.texi (Flag Output Operands): Correct sectioning.
15554 Minor copy-edit to fix verb tenses.
15556 2016-02-08 Jakub Jelinek <jakub@redhat.com>
15558 PR tree-optimization/69209
15559 * ipa-split.c (split_function): If split part is not
15560 returning retval, retval has gimple type but is not
15561 gimple value, force it into a SSA_NAME first.
15563 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
15565 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
15568 2016-02-08 Jason Merrill <jason@redhat.com>
15571 * convert.c (convert_to_integer_1): Check dofold on truncation
15573 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
15574 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
15575 Rename from *_nofold.
15576 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
15577 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
15579 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
15582 * tree.c (build_common_tree_nodes): Remove short_double argument.
15583 All callers changed.
15584 * tree.h (build_common_tree_nodes): Adjust declaration.
15585 * doc/invoke.texi (-fshort-double): Remove documentation.
15586 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15587 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
15588 * lto-wrapper.c (merge_and_complain, append_compiler_options)
15589 (append_linker_options): Don't handle OPT_fshort_double.
15591 PR rtl-optimization/68730
15592 * lra-remat.c (insn_to_cand_activation): New static variable.
15593 (lra_remat): Allocate and free it.
15594 (create_cand): New arg activation. Initialize a field in
15595 insn_to_cand_activation if it is nonnull.
15596 (create_cands): Pass the activation insn to create_cand when making
15597 a candidate involving an output reload. Reorganize code a little.
15598 (do_remat): Keep track of active status of candidates in a separate
15601 2016-02-08 Richard Biener <rguenther@suse.de>
15603 PR tree-optimization/69719
15604 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15605 Properly use absolute of the difference of the two offsets to
15606 compare or adjust the segment length.
15608 2016-02-08 Richard Biener <rguenther@suse.de>
15609 Jeff Law <law@redhat.com>
15612 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
15613 types for anonymous SSA names.
15615 2016-02-08 Richard Biener <rguenther@suse.de>
15617 PR rtl-optimization/69274
15618 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
15620 2016-02-08 Jeff Law <law@redhat.com>
15622 PR tree-optimization/65917
15623 * tree-ssa-dom.c (record_temporary_equivalences): Record both
15624 equivalences from if (x == y) style conditionals.
15625 (loop_depth_of_name): Remove.
15626 (record_equality): Remove loop depth check.
15627 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
15628 (const_and_copies::record_const_or_copy_raw): New member function.
15629 * tree-ssa-scopedtables.c
15630 (const_and_copies::record_const_or_copy_raw): New, factored out of
15631 (const_and_copies::record_const_or_copy): Call new member function.
15633 2016-02-05 Jeff Law <law@redhat.com>
15635 PR tree-optimization/68541
15636 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
15637 (count_stmts_in_block): New function.
15638 (poor_ifcvt_candidate_code): Likewise.
15639 (is_feasible_trace): Add some heuristics to determine when path
15640 splitting is profitable.
15641 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
15642 is a diamond with a single exit.
15644 2016-02-05 Martin Sebor <msebor@redhat.com>
15647 * doc/invoke.texi: Update -Wplacement-new to take an optional
15650 2016-02-06 Richard Henderson <rth@redhat.com>
15653 * tree.c (tree_nop_conversion_p): Do not strip casts into or
15654 out of non-standard address spaces.
15656 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15658 PR rtl-optimization/69691
15659 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
15661 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
15663 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
15664 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15665 (*ieee128_mfvsrd_64bit): Likewise.
15666 (*ieee128_mfvsrd_32bit): Likewise.
15668 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15672 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15674 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15675 instrumented_version.
15677 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15679 * doc/invoke.texi (Optimize Options): In table of --param options
15680 rename second occurrence of tracer-min-branch-ratio to
15681 tracer-min-branch-probability, rename
15682 tracer-min-branch-ratio-feedback to
15683 tracer-min-branch-probability-feedback and clarify description,
15684 rename sched-spec-state-edge-prob-cutoff to
15685 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15686 to selsched-insns-to-rename, rename lto-minpartition to
15687 lto-min-partition, delete reorder-blocks-duplicate and
15688 reorder-blocks-duplicate-feedback.
15690 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15692 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15695 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15697 * doc/extend.texi: S/390: Correct some typos.
15699 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15701 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15703 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15706 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15707 (s390_register_info_gprtofpr): Use new macros above.
15708 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15710 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15711 its name. Adjust restore and save gpr ranges.
15712 (s390_register_info_set_ranges): New function.
15713 (s390_register_info): Use new macros above. Call
15714 s390_register_info_set_ranges.
15715 (s390_optimize_register_info): Likewise.
15716 (s390_hard_regno_rename_ok): Use new macros.
15717 (s390_hard_regno_scratch_ok): Likewise.
15718 (s390_emit_epilogue): Likewise.
15719 (s390_can_use_return_insn): Likewise.
15720 (s390_optimize_prologue): Likewise.
15721 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15723 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15726 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15728 (ix86_option_override_internal): Disable TARGET_STV even for
15729 -m{incoming,preferred}-stack-boundary=3.
15731 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15733 * config.gcc: Mark deprecated rtems targets as obsolete.
15735 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15737 PR rtl-optimization/64682
15738 PR rtl-optimization/69567
15739 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15740 before I2 only if the register is both used and set in I2.
15742 2016-02-04 DJ Delorie <dj@redhat.com>
15744 * config/msp430/msp430.c (msp430_start_function): Add function type.
15746 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15749 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15751 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15753 PR rtl-optimization/69577
15755 2015-10-29 Richard Henderson <rth@redhat.com>
15759 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15760 sse check to the exact conditions of PR 67609.
15762 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15765 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15766 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15767 not allowed into the traditional Altivec registers.
15768 (movtd_64bit_nodm): Likewise.
15769 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15771 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15773 * config/aarch64/cortex-a57-fma-steering.c
15774 (aarch64_register_fma_steering): Remove "static" from arguments
15777 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15780 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15781 twice when complex.
15783 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15785 * doc/invoke.texi: Delete -mno-fma4.
15787 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15789 PR rtl-optimization/69577
15790 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15791 (find_subregs_of_mode): Update accordingly. Iterate over partial
15794 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15796 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15797 * config/arm/arm.c (neon_reinterpret): Remove.
15798 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15799 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15800 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15801 vreinterpretti): Remove.
15802 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15803 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15804 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15805 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15806 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15807 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15808 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15809 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15810 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15811 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15812 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15813 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15814 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15815 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15816 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15817 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15818 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15819 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15820 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15821 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15822 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15823 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15824 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15825 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15826 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15827 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15828 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15829 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15830 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15831 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15832 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15833 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15834 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15835 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15836 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15837 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15838 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15839 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15840 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15841 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15842 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15843 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15844 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15845 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15846 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15847 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15848 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15849 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15850 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15851 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15852 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15853 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15854 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15855 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15856 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15857 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15858 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15859 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15860 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15861 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15862 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15863 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15864 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15865 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15866 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15867 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15868 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15869 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15870 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15871 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15872 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15873 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15874 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15875 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15876 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15877 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15878 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15879 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15880 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15881 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15882 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15883 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15884 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15885 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15886 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15887 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15888 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15889 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15890 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15891 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15892 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15893 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15894 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15895 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15896 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15897 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15898 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15899 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15900 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15901 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15902 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15903 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15904 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15906 2016-02-04 Martin Liska <mliska@suse.cz>
15909 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15910 that are gimple_store_p.
15911 (maybe_instrument_call): Likewise.
15913 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15915 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15916 register scaling out of memory reference and comment why.
15918 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15922 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15923 folding the source of a SET.
15925 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15929 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15930 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15932 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15936 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15939 2016-02-04 Christian Bruel <christian.bruel@st.com>
15941 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15942 * config/arm/arm.c (arm_set_current_function): Likewise.
15944 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15945 Ilya Enkovich <enkovich.gnu@gmail.com>
15946 H.J. Lu <hongjiu.lu@intel.com>
15949 * config/i386/i386.c (convert_scalars_to_vector): Remove
15950 stack alignment fixes.
15951 (ix86_option_override_internal): Disable TARGET_STV if stack
15952 might not be aligned enough.
15953 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15955 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15957 * config/i386/x86-tune.def: Disable default prefetching
15960 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15961 Vladimir Makarov <vmakarov@redhat.com>
15964 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15965 in validating fused toc addresses.
15967 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15970 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15971 range->m_caret fields if range->m_show_caret_p is false.
15974 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15975 Force oldval into register if it does not satisfy reg_or_short_operand
15976 predicate. Fix up formatting.
15978 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15979 Alexandre Oliva <aoliva@redhat.com>
15982 * lra-constraints.c (simplify_operand_subreg): Check additionally
15983 address validity after potential reloading.
15984 (process_address_1): Check insns validity. In case of failure do
15987 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15990 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15993 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15995 * wide-int.cc (canonize_uhwi): New function.
15996 (wi::divmod_internal): Use it.
15998 2016-02-02 James Norris <jnorris@codesourcery.com
16000 * gimplify.c (omp_notice_variable): Add usage check.
16002 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
16004 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
16005 like LE, GE, LT, GT when emitting relational operator.
16007 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16009 * ira-costs.c (find_costs_and_classes): Add extra argument.
16010 * target.def (ira_change_pseudo_allocno_class): Add parameter.
16011 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
16012 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
16013 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
16014 Add best_class parameter, and return it if not ALL_REGS.
16015 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
16017 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
16018 Update target hook.
16020 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
16022 * config/aarch64/aarch64.c
16023 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
16024 (aarch64_ira_change_pseudo_allocno_class): New function.
16026 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
16029 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
16031 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16033 * config/avr/avr.c (avr_option_override): Set
16034 PARAM_ALLOW_STORE_DATA_RACES to 1.
16036 2016-02-02 Richard Biener <rguenther@suse.de>
16038 PR tree-optimization/69595
16039 * match.pd: Add range test simplifications to true/false.
16041 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
16043 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
16044 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
16047 2016-02-02 Richard Biener <rguenther@suse.de>
16049 PR tree-optimization/69606
16050 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
16051 info on the result before moving a stmt.
16053 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
16055 PR middle-end/68542
16056 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
16057 branch with vector comparison.
16058 * config/i386/sse.md (VI48_AVX): New mode iterator.
16059 (define_expand "cbranch<mode>4): Add support for conditional branch
16060 with vector comparison.
16061 * tree-vect-loop.c (optimize_mask_stores): New function.
16062 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
16063 has_mask_store field of vect_info.
16064 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
16065 vectorized loops having masked stores after vec_info destroy.
16066 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
16067 correspondent macros.
16068 (optimize_mask_stores): Add prototype.
16070 2016-02-02 Alan Modra <amodra@gmail.com>
16073 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
16076 2016-02-02 Alan Modra <amodra@gmail.com>
16079 * config/rs6000/rs6000.c (need_toc_init): New var, set it
16080 whenever toc_label_name used.
16081 (rs6000_file_start): Don't set up toc section here,
16082 (rs6000_output_function_epilogue): do so here instead,
16083 (rs6000_xcoff_file_start): and here.
16084 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
16085 (load_toc_aix_di): Likewise.
16087 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16089 PR rtl-optimization/69592
16090 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
16091 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
16092 (num_sign_bit_copies_binary_arith_p): New inline function.
16093 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
16095 2016-02-01 Jeff Law <law@redhat.com>
16097 PR tree-optimization/69580
16098 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
16099 * tree-ssa-threadbackward.c
16100 (fsm_find_control_statement_thread_paths): Do not try to walk
16101 through large PHI nodes.
16103 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16105 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
16106 when count is incremented above limit, don't analyze further
16109 * omp-low.c (oacc_parse_default_dims): Avoid
16110 -Wsign-compare warning, make sure value fits into int
16111 rather than just unsigned int.
16113 2016-02-01 Bin Cheng <bin.cheng@arm.com>
16115 PR tree-optimization/67921
16116 * fold-const.c (split_tree): New parameters. Convert pointer
16117 type variable part to proper type before negating.
16118 (fold_binary_loc): Pass new arguments to split_tree.
16120 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
16122 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
16123 (nvptx_goacc_validate_dims): Extend to handle global defaults.
16124 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
16125 * doc/tm.texti: Rebuilt.
16126 * doc/invoke.texi (fopenacc-dim): Document.
16127 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
16128 (append_compiler_options): Likewise.
16129 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
16130 (oacc_parse_default_dims): New.
16131 (oacc_validate_dims): Add USED arg. Select non-unity default when
16133 (oacc_loop_fixed_partitions): Return mask of used partitions.
16134 (oacc_loop_auto_partitions): Emit dump info.
16135 (oacc_loop_partition): Return mask of used partitions.
16136 (execute_oacc_device_lower): Parse default dimension arg. Adjust
16137 loop partitioning and validation calls.
16139 2016-02-01 Richard Biener <rguenther@suse.de>
16141 PR middle-end/69556
16142 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
16144 2016-02-01 Richard Biener <rguenther@suse.de>
16146 PR tree-optimization/69574
16147 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
16148 of asserting return chrec_dont_know.
16150 2016-02-01 Martin Liska <mliska@suse.cz>
16152 * mem-stats-traits.h: Add copyright header.
16153 * mem-stats.h: Likewise.
16155 2016-02-01 Richard Biener <rguenther@suse.de>
16157 PR tree-optimization/69579
16158 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
16159 Do not propagate through abnormal PHI results.
16161 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
16163 * postreload.c (reload_cse_simplify): Remove dead code.
16165 2016-02-01 Jakub Jelinek <jakub@redhat.com>
16167 PR rtl-optimization/69570
16168 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
16169 if there is more than one set, not if there is a single set.
16171 2016-02-01 Richard Henderson <rth@redhat.com>
16174 * combine.c (make_compound_operation): When looking through a
16175 subreg, make sure to re-extend to the width of the outer mode.
16177 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16179 PR tree-optimization/69546
16180 * wide-int.cc (wi::divmod_internal): For unsigned division
16181 where both operands fit into uhwi, if o1 is 1 and o0 has
16182 msb set, if divident_prec is larger than bits per hwi,
16183 clear another quotient word and return 2 instead of 1.
16184 Similarly for remainder with msb in HWI set, if dividend_prec
16185 is larger than bits per hwi.
16187 2016-01-29 Martin Jambor <mjambor@suse.cz>
16189 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16190 Use short lowercase names.
16191 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16192 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16193 acq_rel one. Protect warning agains segfaults if
16194 get_memory_order_name returns NULL.
16195 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16196 with release semantics. Do not warn if get_memory_order already did.
16197 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16198 semantics. Fix check for relaxed or acquire semantics. Do not warn
16199 if get_memory_order already did.
16201 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16203 * doc/install.texi: Document that isl-0.16 is supported.
16205 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16208 * config/i386/constraints.md (Bm): Describe as special memory
16210 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16211 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16212 * genpreds.c (struct constraint_data): Add is_special_memory.
16213 (have_special_memory_constraints, special_memory_start): New
16215 (special_memory_end): Ditto.
16216 (add_constraint): Add new arg is_special_memory. Add code to
16217 process its true value. Update have_special_memory_constraints.
16218 (process_define_constraint): Pass the new arg.
16219 (process_define_register_constraint): Ditto.
16220 (choose_enum_order): Process special memory.
16221 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16222 function insn_extra_special_memory_constraint.
16223 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16224 * gensupport.c (process_rtx): Process
16225 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16226 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16227 * ira-lives.c (single_reg_class): Use
16228 insn_extra_special_memory_constraint.
16229 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16230 * lra-constraints.c (process_alt_operands): Ditto.
16231 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16232 * recog.c (asm_operand_ok, preprocess_constraints): Process
16234 * reload.c (find_reloads): Ditto.
16235 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16236 * stmt.c (parse_input_constraint): Use
16237 insn_extra_special_memory_constraint.
16239 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16242 * lra-splill.c (lra_final_code_change): Revert r229087 by
16243 removing all sub-registers.
16245 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16248 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16250 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16253 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16254 SSE1, copy target into the temporary reg first before recursing
16257 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16259 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16262 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16264 * ginclude/stdarg.h: Test __cplusplus instead of
16265 __GXX_EXPERIMENTAL_CXX0X__.
16267 2016-01-29 Richard Biener <rguenther@suse.de>
16269 PR tree-optimization/69547
16270 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
16271 Do not mark clobbers necessary.
16272 (mark_all_reaching_defs_necessary_1): Likewise.
16274 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16276 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
16277 declaration name with %qs and print it in both error messages.
16278 Also fix indentation.
16280 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16283 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
16284 trailing blank line from error message.
16286 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16289 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
16292 2016-01-29 Richard Biener <rguenther@suse.de>
16294 PR middle-end/69537
16295 * match.pd: Allow all integral types when simplifying a
16296 widening or sign-changing conversion.
16298 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16300 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
16301 back to setting codegen_error to fail codegen.
16303 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
16306 * config/i386/constraints.md (C): Only accept constant zero operand.
16307 (BC): New constraint.
16308 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
16309 instead of C constraint.
16310 * doc/md.texi (Machine Constraints): Update description
16313 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
16316 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
16318 2016-01-28 Jakub Jelinek <jakub@redhat.com>
16320 PR middle-end/69542
16321 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
16324 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
16326 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
16327 branches if using guessed profile.
16329 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
16331 * graphite-optimize-isl.c (optimize_isl): Fix dump.
16333 2016-01-28 Richard Henderson <rth@redhat.com>
16336 * config/aarch64/aarch64-modes.def (CC_Cmode): New
16337 * config/aarch64/aarch64-protos.h: Update.
16338 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
16339 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
16340 (aarch64_get_condition_code_1): Handle CC_Cmode.
16341 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
16342 (*add<mode>3_compareC_cconly_imm): New.
16343 (*add<mode>3_compareC_cconly): New.
16344 (*add<mode>3_compareC_imm): New.
16345 (add<mode>3_compareC): New.
16346 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
16347 to be first. Use aarch64_carry_operation.
16348 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
16349 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
16350 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
16351 (subti3): Use subdi3_compare1.
16352 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
16353 (sub<mode>3_compare1): New.
16354 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
16355 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
16356 (*subsi3_carryin_uxtw): Likewise.
16357 (*ngc<mode>, *ngcsi_uxtw): Likewise.
16358 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
16359 * config/aarch64/iterators.md (DWI): New.
16360 * config/aarch64/predicates.md (aarch64_carry_operation): New.
16361 (aarch64_borrow_operation): New.
16363 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16365 * graphite-optimize-isl.c (optimize_isl): Print a different debug
16366 message when isl does not return a valid schedule.
16368 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16370 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
16371 Remove comments from class declarations: they are already in the code
16374 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16376 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
16378 (ternary_op_to_tree): Same.
16379 (unary_op_to_tree): Same.
16380 (nary_op_to_tree): Same.
16381 (gcc_expression_from_isl_expr_op): Same.
16382 (gcc_expression_from_isl_expression): Same.
16383 (graphite_create_new_loop): Same.
16384 (graphite_create_new_loop_guard): Same.
16385 (build_iv_mapping): Same.
16386 (graphite_create_new_guard): Same.
16387 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
16388 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
16390 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16392 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
16393 instead of setting codegen_error to fail codegen.
16395 2016-01-28 Jason Merrill <jason@redhat.com>
16397 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
16399 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16401 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16402 Remove CONST_INT_P check in CCMP cost calculation.
16404 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16406 * config/aarch64/aarch64.c (generic_vector_cost):
16407 Set vec_permute_cost.
16408 (cortexa57_vector_cost): Likewise.
16409 (exynosm1_vector_cost): Likewise.
16410 (xgene1_vector_cost): Likewise.
16411 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
16412 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
16413 Add vec_permute_cost entry.
16415 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16417 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
16419 (add<mode>3_compare0): Likewise.
16420 (addsi3_compare0_uxtw): Likewise.
16421 (add<mode>3nr_compare0): Likewise.
16422 (compare_neg<mode>): Likewise.
16423 (<optab><mode>3): Likewise.
16425 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
16427 * tree-vect-stmts.c (vectorizable_comparison): Add
16428 NULL check for vectype.
16430 2016-01-28 Richard Biener <rguenther@suse.de>
16432 PR tree-optimization/69466
16433 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
16434 Account for PHIs we couldn't duplicate.
16436 2016-01-28 Martin Liska <mliska@suse.cz>
16439 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
16440 instead of ENABLE_VALGRIND_CHECKING.
16442 2016-01-27 Richard Henderson <rth@redhat.com>
16445 * lra-remat.c (subreg_regs): New.
16446 (dump_candidates_and_remat_bb_data): Dump it.
16447 (operand_to_remat): Reject if operand in subreg_regs.
16448 (set_bb_regs): Collect subreg_regs.
16449 (lra_remat): Init and free subreg_regs. Compute
16450 calculate_local_reg_remat_bb_data before create_cands.
16452 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
16455 * config/i386/i386.c (ix86_update_stack_boundary): Don't
16456 change stack_alignment_needed for __tls_get_addr call.
16458 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
16460 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
16462 2016-01-27 Jeff Law <law@redhat.com>
16464 PR tree-optimization/68398
16465 PR tree-optimization/69196
16466 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
16467 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
16468 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16469 Only count PHIs in the last block in the path. The others will
16470 const/copy propagate away. Add heuristic to allow more irreducible
16471 subloops to be created when it is likely profitable to do so.
16473 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16474 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
16475 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
16477 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16480 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
16481 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
16482 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
16483 * tree-streamer-in.c: Include asan.h.
16484 (streamer_get_builtin_tree): For builtins in sanitizer
16485 range call initialize_sanitizer_builtins and retry.
16487 2016-01-27 Ian Lance Taylor <iant@google.com>
16489 * common.opt (fkeep-gc-roots-live): New undocumented option.
16490 * tree-ssa-loop-ivopts.c (add_candidate_1): If
16491 -fkeep-gc-roots-live, skip pointers.
16492 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
16495 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
16498 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
16499 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
16501 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
16504 * configure.ac: NetBSD provides SSP in its C library.
16505 * configure: Updated.
16507 2016-01-27 Richard Biener <rguenther@suse.de>
16509 PR tree-optimization/69166
16510 * tree-vect-loop.c (vect_is_simple_reduction): Always check
16511 reduction code for commutativity / associativity.
16513 2016-01-27 Martin Jambor <mjambor@suse.cz>
16515 PR tree-optimization/69355
16516 * tree-sra.c (analyze_access_subtree): Correct hole detection when
16517 total_scalarization fails.
16519 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
16521 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
16524 2016-01-27 Christian Bruel <christian.bruel@st.com>
16527 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
16528 Move arm_reset_previous_fndecl and set_target_option_current_node in
16529 the conditional part. Call save_restore_target_globals.
16530 * config/arm/arm.c (arm_set_current_function):
16531 Refactor to better support #pragma target and attribute mix.
16532 Call save_restore_target_globals.
16533 * config/arm/arm-protos.h (save_restore_target_globals): New function.
16535 2016-01-27 Martin Liska <mliska@suse.cz>
16537 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
16538 reference for an HSA kernel and its host function.
16540 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16542 PR tree-optimization/69399
16543 * wide-int.h (wi::lrshift): For larger precisions, only
16544 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
16546 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
16548 * config/arc/predicates.md (proper_comparison_operator): Reject
16549 constant-constant comparison.
16551 2016-01-26 Tom de Vries <tom@codesourcery.com>
16553 PR tree-optimization/69110
16554 * tree-data-ref.c (initialize_data_dependence_relation): Handle
16555 DR_NUM_DIMENSIONS == 0.
16557 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16558 Sebastian Pop <s.pop@samsung.com>
16560 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
16561 isl_ast_op_cond and isl_ast_op_select.
16562 (gcc_expression_from_isl_expr_op): Same.
16564 2016-01-26 Jason Merrill <jason@redhat.com>
16567 * tree.c (recompute_constructor_flags): Split out from
16569 (verify_constructor_flags): New.
16570 * tree.h: Declare them.
16572 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
16574 PR rtl-optimization/69217
16575 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
16576 are no TYPE_FIELDS set for the record type.
16578 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16581 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
16582 toc_label_name unconditionally.
16583 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
16584 SYMBOL_REF string. Use toc_label_name instead of constructing
16586 (rs6000_elf_declare_function_name): Use toc_label_name instead of
16587 constructing LCTOC1.
16589 2016-01-26 Martin Sebor <msebor@redhat.com>
16592 * doc/extend.texi (Common Type Attributes): Move text that talks about
16593 attribute packed from attribute aligned to the section discussing
16594 the former attribute for clarity.
16596 2016-01-26 Richard Henderson <rth@redhat.com>
16598 PR middle-end/60908
16599 * trans-mem.c (tm_region_init): Mark entry block as visited.
16601 2016-01-26 David Malcolm <dmalcolm@redhat.com>
16604 * diagnostic-show-locus.c (layout::print_source_line): Replace
16605 call to pp_newline with call to layout::print_newline.
16606 (layout::print_annotation_line): Likewise.
16607 (layout::move_to_column): Likewise.
16608 (layout::print_any_fixits): After printing any fixits, print a
16609 trailing newline, if necessary.
16610 (layout::print_newline): New method, resetting any colorization
16612 (diagnostic_show_locus): Move the pp_newline to before the
16613 early bailout. Remove dummy block enclosing the layout instance.
16614 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
16615 of pp_newline_and_flush with pp_flush.
16616 (diagnostic_append_note): Delete use of pp_newline.
16617 (diagnostic_append_note_at_rich_loc): Delete.
16618 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
16619 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
16620 when newline characters are added to the buffer.
16622 2016-01-26 Michael Matz <matz@suse.de>
16624 * configure.ac (ac_cv_std_swap_in_utility): New test.
16625 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
16626 * configure: Regenerate.
16627 * config.in: Regenerate.
16629 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
16631 * config/arc/arc.md (cstoresi4): Force operand into register.
16632 (arcset<code>): Fix predicate.
16633 (arcsetltu): Likewise.
16634 (arcsetgeu): Likewise.
16635 (arcsethi): Likewise.
16636 (arcsetls): Likewise.
16638 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16640 PR tree-optimization/69483
16641 * gimple-fold.c (canonicalize_constructor_val): Return NULL
16642 if base has error_mark_node type.
16644 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
16647 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
16648 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
16650 (vget_lane_f16): Handle big-endian.
16651 (vgetq_lane_f16): Likewise.
16652 (vset_lane_f16): Likewise.
16653 (vsetq_lane_f16): Likewise.
16654 * config/arm/iterators.md (VQXMOV): Add V8HF.
16655 (VDQ): Add V4HF and V8HF.
16656 (V_reg): Handle V4HF and V8HF.
16657 (Is_float_mode): Likewise.
16658 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
16659 neon_vdup_nv8hf): New patterns.
16660 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
16661 Use VD_LANE iterator.
16662 (neon_vld1_dup<mode>): Use VQ2 iterator.
16664 2016-01-26 Nathan Sidwell <nathan@acm.org>
16666 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16667 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16668 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16669 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16670 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16671 (oacc_validate_dims): Add LEVEL arg, don't return level.
16672 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16673 oacc_validate_dims.
16674 (execute_oacc_device_lower): Adjust, add more dump output.
16675 * tree-ssa-loop.c (gate_oacc_kernels): Use
16676 oacc_fn_attrib_kernels_p.
16677 * tree-parloops.c (create_parallel_loop): Adjust
16678 set_oacc_fn_attrib call.
16680 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16683 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16684 (append_compiler_options): Handle -fcilkplus.
16685 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16687 2016-01-26 Nick Clifton <nickc@redhat.com>
16690 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16691 been marked as DECL_ONE_ONLY but we do not the means to make it
16692 so, then do not allow it to bind locally.
16694 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16697 * opts.h (parse_sanitizer_options): New prototype.
16698 * opts.c (sanitizer_opts): New array.
16699 (parse_sanitizer_options): New function.
16700 (common_handle_option): Use parse_sanitizer_options.
16702 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16705 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16706 alignment adjustment to ...
16707 (ix86_update_stack_boundary): Here. Don't over-align stack for
16709 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16710 if __tls_get_addr is called.
16712 2016-01-26 Christian Bruel <christian.bruel@st.com>
16714 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16716 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16718 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16720 2016-01-26 Richard Biener <rguenther@suse.de>
16722 PR middle-end/69467
16723 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16725 2016-01-26 Richard Biener <rguenther@suse.de>
16727 PR tree-optimization/69452
16728 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16729 (move_computations_dom_walker::before_dom_children): Rename
16731 (move_computations_worker): This.
16732 (move_computations): Perform an RPO rather than a DOM walk.
16734 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16737 * combine.c (combine_instructions): For REG_EQUAL note with
16738 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16739 to the underlying register.
16740 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16741 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16743 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16746 * config/aarch64/aarch64-builtins.c
16747 (aarch64_init_simd_builtin_types): Do not set structural
16748 equality to __Poly{8,16,64,128}_t types.
16750 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16752 PR tree-optimization/69400
16753 * wide-int.cc (wi_pack): Take the precision as argument and
16754 perform canonicalization here rather than in the callers.
16755 Use the main loop to handle all full-width HWIs. Add a
16756 zero HWI if in_len isn't a full result.
16757 (wi::divmod_internal): Update accordingly.
16758 (wi::mul_internal): Likewise. Simplify.
16760 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16761 Sebastian Pop <s.pop@samsung.com>
16763 * graphite-poly.c (apply_poly_transforms): Simplify.
16764 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16765 (print_isl_map): Same.
16766 (print_isl_union_map): Same.
16767 (print_isl_schedule): New.
16768 (debug_isl_schedule): New.
16769 * graphite-dependences.c (scop_get_reads): Do not call
16770 isl_union_map_add_map that is undocumented isl functionality.
16771 (scop_get_must_writes): Same.
16772 (scop_get_may_writes): Same.
16773 (scop_get_original_schedule): Remove.
16774 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16775 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16776 (compute_deps): Remove.
16777 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16778 (debug_schedule_ast): New.
16779 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16780 set_separate_option.
16781 (graphite_regenerate_ast_isl): Add dump.
16782 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16783 from scop->transformed_schedule.
16784 (graphite_regenerate_ast_isl): Add more dump.
16785 * graphite-optimize-isl.c (optimize_isl): Set
16786 scop->transformed_schedule. Check whether schedules are equal.
16787 (apply_poly_transforms): Move here.
16788 * graphite-poly.c (apply_poly_transforms): ... from here.
16789 (free_poly_bb): Static.
16790 (free_scop): Static.
16791 (pbb_number_of_iterations_at_time): Remove.
16792 (print_isl_ast): New.
16793 (debug_isl_ast): New.
16794 (debug_scop_pbb): New.
16795 * graphite-scop-detection.c (print_edge): Move.
16796 (print_sese): Move.
16797 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16798 (build_scop_scattering): Remove.
16799 (create_pw_aff_from_tree): Assert instead of bailing out.
16800 (add_condition_to_pbb): Remove unused code, do not fail.
16801 (add_conditions_to_domain): Same.
16802 (add_conditions_to_constraints): Remove.
16803 (build_scop_context): New.
16804 (add_iter_domain_dimension): New.
16805 (build_iteration_domains): Initialize pbb->iterators.
16806 Call add_conditions_to_domain.
16809 (index_outermost_in_loop): New.
16810 (index_pbb_in_loop): New.
16811 (outermost_pbb_in): New.
16812 (add_in_sequence): New.
16813 (add_outer_projection): New.
16814 (outer_projection_mupa): New.
16815 (add_loop_schedule): New.
16816 (build_schedule_pbb): New.
16817 (build_schedule_loop): New.
16818 (embed_in_surrounding_loops): New.
16819 (build_schedule_loop_nest): New.
16820 (build_original_schedule): New.
16821 (build_poly_scop): Call build_original_schedule.
16822 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16823 (free_poly_dr): Remove.
16824 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16825 (free_poly_bb): Remove.
16826 (debug_loop_vec): Remove.
16827 (print_isl_ast): Declare.
16828 (debug_isl_ast): Declare.
16829 (scop_do_interchange): Remove.
16830 (scop_do_strip_mine): Remove.
16831 (scop_do_block): Remove.
16832 (flatten_all_loops): Remove.
16833 (optimize_isl): Remove.
16834 (pbb_number_of_iterations_at_time): Remove.
16835 (debug_scop_pbb): Declare.
16836 (print_schedule_ast): Declare.
16837 (debug_schedule_ast): Declare.
16838 (struct scop): Remove schedule. Add original_schedule,
16839 transformed_schedule.
16840 (free_gimple_poly_bb): Remove.
16841 (print_generated_program): Remove.
16842 (debug_generated_program): Remove.
16843 (unify_scattering_dimensions): Remove.
16844 * sese.c (print_edge): ... here.
16845 (print_sese): ... here.
16846 (debug_edge): ... here.
16847 (debug_sese): ... here.
16848 * sese.h (print_edge): Declare.
16849 (print_sese): Declare.
16850 (dump_edge): Declare.
16851 (dump_sese): Declare.
16853 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16854 Sebastian Pop <s.pop@samsung.com>
16856 * Makefile.in: Set ISLVER in site.exp.
16858 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16860 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16861 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16862 through DECL_VALUE_EXPR for expansion.
16864 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16866 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16867 the frame info after reload completed.
16869 2016-01-25 Jeff Law <law@redhat.com>
16871 PR tree-optimization/69196
16872 PR tree-optimization/68398
16873 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16874 tree-ssa-threadupdate.c.
16875 (determine_bb_domination_status): Prototype
16876 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16877 (determine_bb_domination_status): No longer static.
16878 (valid_jump_thread_path): Remove code to detect characteristics
16879 of the jump thread path not associated with correctness.
16880 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16881 Correct test for thread path length. Count PHIs for real operands as
16882 statements that need to be copied. Do not count ASSERT_EXPRs.
16883 Look at all the blocks in the thread path. Compute and selectively
16884 filter thread paths based on threading through the latch, threading
16885 a multiway branch or crossing a multiway branch.
16887 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16889 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16890 decl with __attribute__ ((unused)) annotation.
16892 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16895 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16896 of operands is compatible with a statement vectype.
16898 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16900 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16901 improve wording for mixed storage order support.
16903 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16905 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16906 (vcvt_u64_f64): Likewise.
16907 (vcvta_s64_f64): Likewise.
16908 (vcvta_u64_f64): Likewise.
16909 (vcvtm_s64_f64): Likewise.
16910 (vcvtm_u64_f64): Likewise.
16911 (vcvtn_s64_f64): Likewise.
16912 (vcvtn_u64_f64): Likewise.
16913 (vcvtp_s64_f64): Likewise.
16914 (vcvtp_u64_f64): Likewise.
16916 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16918 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16919 (arc_init): Check validity mll64 option.
16920 (arc_save_restore): Use double load/store instruction.
16921 (arc_expand_movmem): Likewise.
16922 (arc_split_move): Don't split if we have double load/store
16923 instructions. Returns a boolean.
16924 (arc_process_double_reg_moves): Change function to return boolean
16925 instead of a sequence of instructions.
16926 (arc_dwarf_register_span): New function.
16927 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16928 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16929 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16930 (*movdf_insn): Likewise.
16931 * config/arc/arc.opt (mll64): New option.
16932 * config/arc/predicates.md (even_register_operand): New predicate.
16933 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16935 2016-01-25 Richard Biener <rguenther@suse.de>
16938 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16939 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16941 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16943 2016-01-25 Richard Biener <rguenther@suse.de>
16945 PR tree-optimization/69376
16946 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16948 (VN_INFO_ANTI_RANGE_P): New inline.
16949 (VN_INFO_RANGE_TYPE): Likewise.
16950 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16951 SSA_NAME_ANTI_RANGE_P.
16952 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16953 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16954 Properly query VN_INFO_RANGE_TYPE.
16956 2016-01-25 Nick Clifton <nickc@redhat.com>
16959 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16961 2016-01-23 Tom de Vries <tom@codesourcery.com>
16963 PR tree-optimization/69426
16964 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16967 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16969 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16970 "the the" with "the" in the comments.
16971 * ipa-devirt.c (build_type_inheritance_graph,
16972 update_type_inheritance_graph): Likewise.
16973 * tree.c (build_function_type_list_1): Likewise.
16974 * cfgloopmanip.c (scale_loop_profile): Likewise.
16975 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16976 * gimple-ssa-split-paths.c
16977 (find_block_to_duplicate_for_splitting_paths): Likewise.
16978 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16979 * expr.c (convert_move): Likewise.
16980 * var-tracking.c (vt_stack_adjustments): Likewise.
16981 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16982 * tree-vrp.c (test_for_singularity): Likewise.
16984 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16985 directly instead of building a temporary tree.
16988 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16989 remove <algorithm> include.
16991 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16994 * config/i386/i386.c: Include dojump.h.
16995 (expand_small_movmem_or_setmem,
16996 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16998 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16999 if dynamic_check != -1.
17001 2016-01-21 Jeff Law <law@redhat.com>
17003 PR middle-end/69347
17004 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
17005 record_temporary_equivalences. Rewritten to avoid unnecessary calls
17006 into dominated_by_p.
17007 (cprop_into_successor_phis): Avoid unnecessary tests.
17009 2016-01-22 Richard Henderson <rth@redhat.com>
17012 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
17013 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
17015 2016-01-22 Michael Matz <matz@suse.de>
17017 * system.h (string, algorithm): Include only conditionally.
17018 (new): Include always under C++.
17019 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
17020 * final.c (toplevel): Ditto.
17021 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
17022 * genconditions.c (write_header): Make gencondmd.c define
17024 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
17026 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
17027 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
17029 2016-01-22 Christian Bruel <christian.bruel@st.com>
17032 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
17034 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17037 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
17038 define_insn_and_split. Ensure operands[1] and operands[0] do not
17039 get assigned the same register.
17041 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17043 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
17045 2016-01-22 Christian Bruel <christian.bruel@st.com>
17047 * config/arm/arm-c.c (arm_pragma_target_parse):
17048 Remove warn_builtin_macro_redefined overwrite.
17050 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17052 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
17053 flag_non_call_exceptions compatibility.
17055 2016-01-22 Jakub Jelinek <jakub@redhat.com>
17058 * dwarf2out.c (add_child_die_after): New function.
17059 (dwarf_qual_info_t): New type.
17060 (dwarf_qual_info): New variable.
17061 (qualified_die_p): New function.
17062 (modified_type_die): For -fdebug-types-section, ensure
17063 canonical order of qualifiers. Put qualified DIEs adjacent
17064 to the corresponding non-qualified type DIE and search there
17065 for existing qualified DIEs.
17067 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
17069 * doc/extend.texi (scalar_storage_order type attribute): Document
17070 restriction on type punning and aliasing, and remove future tense.
17072 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
17075 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
17078 2016-01-21 Jeff Law <law@redhat.com>
17080 PR middle-end/69347
17081 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
17082 useless call to record_temporary_equivalences.
17083 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
17084 allocate 10 slots in the bb_path vector and let it grow as needed.
17085 (fsm_find_control_statement_thread_paths): Similarly for the next_path
17088 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17090 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
17092 * configure: Regenerate.
17094 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
17096 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
17097 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
17099 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
17101 PR middle-end/66178
17102 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
17103 drop EXPAND_INITIALIZER.
17104 * rtl.h (contains_symbolic_reference_p): Declare.
17105 * rtlanal.c (contains_symbolic_reference_p): New function.
17106 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
17107 a subtraction into a NOT if symbolic constants are involved.
17109 2016-01-21 Anton Blanchard <anton@samba.org>
17110 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17113 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
17115 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
17118 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17120 * config/microblaze/microblaze.c
17121 (get_branch_target): New.
17122 (insert_wic_for_ilb_runout): New.
17124 (microblaze_machine_dependent_reorg): New.
17125 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
17126 * config/microblaze/microblaze.md
17127 (UNSPEC_IPREFETCH): Define.
17128 (iprefetch): New pattern
17129 * config/microblaze/microblaze.opt
17130 (mxl-prefetch): New flag.
17132 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
17134 * config/microblaze/microblaze.h
17135 (FIXED_REGISTERS): Update in macro.
17136 (CALL_USED_REGISTERS): Update in macro.
17138 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
17140 PR rtl-optimization/68920
17141 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
17144 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
17146 PR rtl-optimization/68990
17147 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
17148 pseudo instead of inheritance ones.
17150 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17151 Nick Clifton <nickc@redhat.com>
17155 * config/mips/mips.c (mips_compute_frame_info): Initialise
17156 args_size and hard_frame_pointer_offset fields of the frame
17157 structure before calling mips_global_pointer.
17159 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
17161 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
17163 * configure: Regenerate.
17165 2016-01-21 Richard Biener <rguenther@suse.de>
17167 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
17169 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17171 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17172 to actually emit the .size directive.
17174 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17175 Jakub Jelinek <jakub@redhat.com>
17179 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17180 args array size by one to avoid buffer overflow.
17182 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17184 * config/s390/s390.md (pool_section_start): Use switch_to_section
17185 to select proper read-only data section instead of hardcoding
17187 (pool_section_end): Use switch_to_section to match the above.
17189 2016-01-21 Richard Biener <rguenther@suse.de>
17191 PR tree-optimization/69378
17192 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17193 (set_ssa_val_to): Use it for dominance checks taking into
17194 account not executable edges.
17196 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17199 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17200 for bitsize instead of GET_MODE_PRECISION (mode).
17202 2016-01-20 Martin Sebor <msebor@redhat.com>
17205 * extend.texi (__sync Builtins): Clarify the semantics of
17206 __sync_fetch_and_OP built-ins on pointers.
17207 (__atomic Builtins): Same.
17209 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17210 Sebastian Pop <s.pop@samsung.com>
17212 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17213 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17214 (is_valid_rename): Same.
17215 (translate_isl_ast_to_gimple::get_rename): Same.
17216 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17217 (translate_isl_ast_to_gimple::rename_uses): Same.
17218 (get_new_name): Check for close_phi nodes.
17219 (copy_loop_phi_args): Use phi_node_kind.
17220 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17221 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17223 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17224 Sebastian Pop <s.pop@samsung.com>
17226 Revert commit r229783.
17227 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17228 Remove use of parameter_rename_map.
17229 (copy_def): Remove.
17230 (copy_internal_parameters): Remove.
17231 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17232 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17233 (free_sese_info): Do not free parameter_rename_map.
17234 (set_rename): Do not use parameter_rename_map.
17235 (rename_uses): Update call to set_rename.
17236 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17237 * sese.h (parameter_rename_map_t): Remove.
17238 (struct sese_info_t): Remove field parameter_rename_map.
17240 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17241 Sebastian Pop <s.pop@samsung.com>
17243 * graphite-isl-ast-to-gimple.c: Fix comment.
17244 * graphite-scop-detection.c (defined_in_loop_p): New.
17245 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17246 names defined in loop.
17248 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17249 Sebastian Pop <s.pop@samsung.com>
17251 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17252 Discard unstructured if-then-else regions.
17254 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17255 Sebastian Pop <s.pop@samsung.com>
17257 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17258 (cleanup_loop_iter_dom): Remove.
17259 (build_loop_iteration_domains): Remove.
17260 (build_scop_context): Remove.
17261 (build_scop_iteration_domain): Remove.
17262 (add_loop_constraints): New.
17263 (build_iteration_domains): New.
17264 (build_poly_scop): Call build_iteration_domains.
17266 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17267 Sebastian Pop <s.pop@samsung.com>
17269 * graphite-scop-detection.c
17270 (scop_detection::harmful_loop_in_region): Free dom and loops.
17271 (scop_detection::loop_body_is_valid_scop): Free bbs.
17273 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17274 Sebastian Pop <s.pop@samsung.com>
17276 * graphite-scop-detection.c (record_loop_in_sese): New.
17277 (gather_bbs::before_dom_children): Call record_loop_in_sese.
17278 (build_scops): Remove call to build_sese_loop_nests.
17279 * sese.c (sese_record_loop): Remove.
17280 (build_sese_loop_nests): Remove.
17281 (new_sese_info): Remove region->loops.
17282 (free_sese_info): Same.
17283 * sese.h (sese_contains_loop): Same.
17284 (build_sese_loop_nests): Remove.
17285 (sese_contains_loop): Remove.
17287 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17288 Sebastian Pop <s.pop@samsung.com>
17290 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
17291 loop_is_valid_in_scop.
17292 (scop_detection::harmful_stmt_in_region): Renamed
17293 harmful_loop_in_region.
17294 Call loop_is_valid_in_scop.
17296 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17297 Sebastian Pop <s.pop@samsung.com>
17299 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
17302 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17303 Sebastian Pop <s.pop@samsung.com>
17305 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
17306 * graphite.h (struct poly_bb): Remove field is_reduction.
17307 (PBB_IS_REDUCTION): Remove.
17309 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17310 Sebastian Pop <s.pop@samsung.com>
17312 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
17313 (add_pdr_constraints): Same.
17314 (scop_get_reads): Same.
17315 (scop_get_must_writes): Same.
17316 (scop_get_may_writes): Same.
17317 (scop_get_original_schedule): Same.
17318 (extend_schedule): Same.
17319 (apply_schedule_on_deps): Same.
17320 (carries_deps): Same.
17321 (compute_deps): Same.
17322 (scop_get_dependences): Same.
17323 * graphite-isl-ast-to-gimple.c
17324 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
17325 * graphite-optimize-isl.c (get_schedule_for_band): Same.
17326 (get_schedule_for_band_list): Same.
17327 (get_schedule_map): Same.
17328 (apply_schedule_map_to_scop): Same.
17329 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
17330 (build_loop_iteration_domains): Same.
17331 (add_condition_to_pbb): Same.
17332 (add_param_constraints): Same.
17333 (pdr_add_memory_accesses): Same.
17334 (pdr_add_data_dimensions): Same.
17336 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17338 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
17341 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17343 * common.opt (feliminate-dwarf2-dups): Replace references to
17344 "DWARF 2" with just "DWARF".
17345 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
17346 * doc/extend.texi: Likewise.
17347 * doc/cpp.texi: Likewise.
17348 * doc/invoke.texi: Likewise.
17349 (Option Summary): Add -gdwarf to list of Debugging Options.
17350 (Debugging Options): Document -gdwarf.
17351 * doc/contrib.texi: Spell "DWARF" like that.
17353 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17355 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
17356 warning. Fix up formatting.
17358 PR middle-end/67653
17359 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
17360 attempt to mark memory input operand addressable and
17361 call prepare_gimple_addressable in that case. Don't adjust
17362 input_location for diagnostics, use error_at instead.
17364 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
17366 * config/rs6000/ppc-auxv.h: New file.
17367 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
17368 (cpu_is): Likewise.
17369 (cpu_supports): Likewise.
17370 * config/rs6000/rs6000.c: include "ppc-auxv.h".
17371 (cpu_is_info): New variable.
17372 (cpu_supports_info): Likewise.
17373 (tcb_verification_symbol): Likewise.
17374 (cpu_builtin_p): Likewise.
17375 (cpu_expand_builtin): New function.
17376 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
17377 (rs6000_init_builtins): Likewise.
17378 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
17379 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
17380 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
17381 * configure: Regenerate.
17382 * config.in: Likewise.
17383 * doc/extend.texi (PowerPC Built-in Functions): Document
17384 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
17386 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
17389 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
17391 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
17394 2016-01-20 Richard Henderson <rth@redhat.com>
17400 * tree.c (tm_define_builtin): New.
17401 (find_tm_vector_type): New.
17402 (build_tm_vector_builtins): New.
17403 (build_common_builtin_nodes): Call it.
17405 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
17407 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
17408 (arm_fp_ok): Likewise.
17409 (arm_fp): Likewise.
17410 (arm_crypto): Likewise.
17412 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
17413 Richard Biener <rguenther@suse.de>
17415 PR tree-optimization/69328
17416 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
17417 vectors have same number of elements.
17418 (vectorizable_condition): Fix masked version recognition.
17420 2016-01-20 Richard Biener <rguenther@suse.de>
17422 PR tree-optimization/69345
17423 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
17424 (VN_INFO_PTR_INFO): Likewise.
17425 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
17426 info when it is equal between non-dominating SSA names.
17427 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17428 Make sure to look at original SSA infos.
17430 2016-01-20 Jeff Law <law@redhat.com>
17433 * config/m68k/predicates.md (pow2_m1_operand): New predicate
17435 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
17436 (pc_or_label_operand): New predicate.
17437 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
17438 tests for small integers that are 2^n - 1.
17440 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
17442 * doc/invoke.texi (Options Summary): Add '.' after @xref.
17444 2016-01-19 Jeff Law <law@redhat.com>
17446 PR middle-end/69347
17447 * tree-ssa-threadbackwards.c
17448 (fsm_find_control_statement_thread_paths): Do not try to lookup
17449 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
17451 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
17453 * doc/lto.texi: Remove text that says only Gold has linker plugin
17456 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
17458 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
17459 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
17460 the DIE accordingly.
17461 (modified_type_die): Add REVERSE parameter and pass it recursively,
17462 as well as to base_type_die. Adjust presence check accordingly.
17463 (base_type_for_mode): Adjust call to modified_type_die.
17464 (add_type_attribute): Add REVERSE parameter and pass it to
17466 (generic_parameter_die): Adjust call to add_type_attribute.
17467 (add_scalar_info): Likewise.
17468 (add_subscript_info): Likewise.
17469 (gen_array_type_die): Likewise.
17470 (gen_descr_array_type_die): Likewise.
17471 (gen_entry_point_die): Likewise.
17472 (gen_enumeration_type_die): Likewise.
17473 (gen_formal_parameter_die): Likewise.
17474 (gen_subprogram_die): Likewise.
17475 (gen_variable_die ): Likewise.
17476 (gen_const_die): Likewise.
17477 (gen_field_die): Likewise.
17478 (gen_pointer_type_die): Likewise.
17479 (gen_reference_type_die): Likewise.
17480 (gen_ptr_to_mbr_type_die): Likewise.
17481 (gen_inheritance_die): Likewise.
17482 (gen_subroutine_type_die): Likewise.
17483 (gen_typedef_die): Likewise.
17484 (force_type_die): Adjust call to modified_type_die.
17486 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
17488 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
17489 flow throughout the file. Fix broken link to Objective-C 2.0
17491 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
17494 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17496 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
17498 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17501 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
17502 (maybe_record_node): Record cxa_pure_virtual as the only possible
17503 target if there are not ohter candidates.
17504 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
17506 2016-01-19 Richard Biener <rguenther@suse.de>
17508 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
17509 (get_memory_order): Likewise.
17511 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
17513 * tree-vect-stmts.c (vectorizable_store): Check
17516 2016-01-19 David Malcolm <dmalcolm@redhat.com>
17519 * gcc.c (driver::decode_argv): Add call to
17520 init_opts_obstack before init_options_struct.
17521 * opts.c (init_opts_obstack): Remove idempotency.
17522 (init_options_struct): Replace call to init_opts_obstack
17523 with a gcc_assert to verify that it has already been called.
17524 * toplev.c (toplev::main): Add call to init_opts_obstack before
17525 calls to init_options_struct.
17526 (toplev::finalize): Move cleanup of opts_obstack next to
17527 cleanup of save_decoded_options, clearing the latter, and
17528 save_decoded_options_count.
17530 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17533 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
17534 attribute to unconditional. Remove %? from output template.
17536 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17537 Jiong Wang <jiong.wang@arm.com>
17539 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
17540 generated from different expand order.
17542 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17544 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17545 Add support for CCMP costing.
17547 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17549 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
17550 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
17551 (fccmpe<mode>): Likewise.
17552 (fcmp): Rename to fcmp and globalize pattern.
17554 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
17555 (aarch64_gen_ccmp_next): Add FP support.
17557 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17559 * target.def (gen_ccmp_first): Update documentation.
17560 (gen_ccmp_next): Likewise.
17561 * doc/tm.texi (gen_ccmp_first): Update documentation.
17562 (gen_ccmp_next): Likewise.
17563 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
17564 expand_ccmp_expr_1. Improve comments.
17565 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
17566 (ccmp_ior<mode>): Remove pattern.
17567 (cmp<mode>): Remove expand.
17568 (cmp): Globalize pattern.
17569 (cstorecc4): Use cc_register.
17570 (mov<mode>cc): Remove ccmp_cc_register check.
17571 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
17572 Simplify after removal of CC_DNE/* modes.
17573 (aarch64_ccmp_mode_to_code): Remove.
17574 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
17575 In 'k' case use integer as condition.
17576 (aarch64_nzcv_codes): Remove inverted cases.
17577 (aarch64_code_to_ccmode): Remove.
17578 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
17579 comparison with CC register to be used in folowing CCMP/branch/CSEL.
17580 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
17581 pattern. Return the comparison with CC register. Invert conditions
17582 when bitcode is OR.
17583 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
17584 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
17586 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17588 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
17589 instrumented_version.
17591 2016-01-19 Richard Biener <rguenther@suse.de>
17593 PR tree-optimization/69336
17594 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
17595 handled components with get_ref_base_and_extent.
17596 (equal_mem_array_ref_p): Adjust.
17598 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17601 * shrink-wrap.c: Include valtrack.h.
17602 (move_insn_for_shrink_wrap): Add DEBUG argument. If
17603 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
17604 in between insn and where it will be moved to. Call
17605 dead_debug_insert_temp.
17606 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
17607 first and dead_debug_local_finish at the end.
17608 For uses and defs bitmap, handle all regs in between REGNO and
17609 END_REGNO, not just the first one.
17611 2016-01-19 Richard Biener <rguenther@suse.de>
17613 PR tree-optimization/69352
17614 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
17615 (equal_mem_array_ref_p): Constrain size and max size properly.
17616 Compare the reverse flag.
17618 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
17620 * ira.c (ira): Update regstat data if we deleted insns.
17622 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17624 PR rtl-optimization/68955
17625 PR rtl-optimization/64557
17626 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
17627 here. Fix up formatting.
17628 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
17630 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17633 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
17634 assume that the node has body.
17635 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
17638 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17640 * lto-streamer-out.c (lto_output): Do not stream instrumentation
17643 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17645 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
17646 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
17648 2016-01-19 Martin Jambor <mjambor@suse.cz>
17649 Martin Liska <mliska@suse.cz>
17650 Michael Matz <matz@suse.de>
17652 * Makefile.in (OBJS): Add new source files.
17653 (GTFILES): Add hsa.c.
17654 * common.opt (disable_hsa): New variable.
17655 (-Whsa): New warning.
17656 * config.in (ENABLE_HSA): New.
17657 * configure.ac: Treat hsa differently from other accelerators.
17658 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
17659 $enable_offloading.
17660 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
17661 * doc/install.texi (Configuration): Document --with-hsa-runtime,
17662 --with-hsa-runtime-include, --with-hsa-runtime-lib and
17663 --with-hsa-kmt-lib.
17664 * doc/invoke.texi (-Whsa): Document.
17665 (hsa-gen-debug-stores): Likewise.
17666 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17667 to invoke offload compiler for hsa acclerator.
17668 * opts.c (common_handle_option): Determine whether HSA offloading
17669 should be performed.
17670 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17671 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17672 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17673 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17674 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17675 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17676 GF_OMP_FOR_KIND_GRID_LOOP.
17677 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17678 (pp_gimple_stmt_1): Likewise.
17679 * gimple-walk.c (walk_gimple_stmt): Likewise.
17680 * gimple.c (gimple_build_omp_grid_body): New function.
17681 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17682 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17683 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17684 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17685 GF_OMP_TEAMS_GRID_PHONY.
17686 (gimple_statement_omp_single_layout): Updated comments.
17687 (gimple_build_omp_grid_body): New function.
17688 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17689 (gimple_omp_for_grid_phony): New function.
17690 (gimple_omp_for_set_grid_phony): Likewise.
17691 (gimple_omp_parallel_grid_phony): Likewise.
17692 (gimple_omp_parallel_set_grid_phony): Likewise.
17693 (gimple_omp_teams_grid_phony): Likewise.
17694 (gimple_omp_teams_set_grid_phony): Likewise.
17695 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17696 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17697 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17698 (BUILT_IN_GOMP_TARGET): Updated type.
17699 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17700 (adjust_for_condition): New function.
17701 (get_omp_for_step_from_incr): Likewise.
17702 (extract_omp_for_data): Moved parts to adjust_for_condition and
17703 get_omp_for_step_from_incr.
17704 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17705 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17706 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17707 (scan_omp_parallel): Do not create child functions for phony
17709 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17710 (scan_omp_1_op): Checking assert we are not remapping to
17711 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17712 (parallel_needs_hsa_kernel_p): New function.
17713 (expand_parallel_call): Register apprpriate parallel child
17714 functions as HSA kernels.
17715 (grid_launch_attributes_trees): New type.
17716 (grid_attr_trees): New variable.
17717 (grid_create_kernel_launch_attr_types): New function.
17718 (grid_insert_store_range_dim): Likewise.
17719 (grid_get_kernel_launch_attributes): Likewise.
17720 (get_target_argument_identifier_1): Likewise.
17721 (get_target_argument_identifier): Likewise.
17722 (get_target_argument_value): Likewise.
17723 (push_target_argument_according_to_value): Likewise.
17724 (get_target_arguments): Likewise.
17725 (expand_omp_target): Call get_target_arguments instead of looking
17726 up for teams and thread limit.
17727 (grid_expand_omp_for_loop): New function.
17728 (grid_arg_decl_map): New type.
17729 (grid_remap_kernel_arg_accesses): New function.
17730 (grid_expand_target_kernel_body): New function.
17731 (expand_omp): Call it.
17732 (lower_omp_for): Do not emit phony constructs.
17733 (lower_omp_taskreg): Do not emit phony constructs but create for them
17734 a temporary variable receiver_decl.
17735 (lower_omp_taskreg): Do not emit phony constructs.
17736 (lower_omp_teams): Likewise.
17737 (lower_omp_grid_body): New function.
17738 (lower_omp_1): Call it.
17739 (grid_reg_assignment_to_local_var_p): New function.
17740 (grid_seq_only_contains_local_assignments): Likewise.
17741 (grid_find_single_omp_among_assignments_1): Likewise.
17742 (grid_find_single_omp_among_assignments): Likewise.
17743 (grid_find_ungridifiable_statement): Likewise.
17744 (grid_target_follows_gridifiable_pattern): Likewise.
17745 (grid_remap_prebody_decls): Likewise.
17746 (grid_copy_leading_local_assignments): Likewise.
17747 (grid_process_kernel_body_copy): Likewise.
17748 (grid_attempt_target_gridification): Likewise.
17749 (grid_gridify_all_targets_stmt): Likewise.
17750 (grid_gridify_all_targets): Likewise.
17751 (execute_lower_omp): Call grid_gridify_all_targets.
17752 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17753 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17754 (tree_omp_clause): Added union field dimension.
17755 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17756 * tree.c (omp_clause_num_ops): Added number of arguments of
17757 OMP_CLAUSE__GRIDDIM_.
17758 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17759 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17760 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17761 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17762 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17763 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17764 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17765 * tree-pass.h (make_pass_gen_hsail): Declare.
17766 (make_pass_ipa_hsa): Likewise.
17767 * ipa-hsa.c: New file.
17768 * lto-section-in.c (lto_section_name): Add hsa section name.
17769 * lto-streamer.h (lto_section_type): Add hsa section.
17770 * timevar.def (TV_IPA_HSA): New.
17771 * hsa-brig-format.h: New file.
17772 * hsa-brig.c: New file.
17773 * hsa-dump.c: Likewise.
17774 * hsa-gen.c: Likewise.
17777 * toplev.c (compile_file): Call hsa_output_brig.
17778 * hsa-regalloc.c: New file.
17780 2016-01-18 Jeff Law <law@redhat.com>
17782 PR tree-optimization/69320
17783 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17784 ranged object, do nothing if the RHS constant is not [0..1].
17785 (optimize_stmt): Comparing a boolean ranged object against a
17786 constant outside [0..1] results in a compile-time constant.
17788 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17791 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17793 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17794 (Option Summary): Update to reflect new section and moved options.
17795 (C++ Dialect Options): Move -fstats to new section.
17796 (Debugging Options): Move all dump, statistics, and other GCC
17797 developer options to new section. Rewrite section introduction
17798 and re-order remaining options to put the more basic ones first.
17799 (Optimization Options): Move -fira-verbose and -flto-report* to
17801 (Developer Options): New section incorporating moved options.
17802 * doc/cppopts.texi (-dM): Update cross-reference.
17804 2016-01-18 Richard Henderson <rth@redhat.com>
17807 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17808 operands to pseudo only if CSE is expected. Split long immediate
17809 operands only after reload, and for the stack pointer.
17810 (*add<GPI>3_pluslong): Remove.
17811 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17812 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17813 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17814 (*add<GPI>3 peepholes): New.
17815 (*add<GPI>3 splitters): New.
17816 * config/aarch64/constraints.md (Upl): New.
17817 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17819 2016-01-18 Richard Biener <rguenther@suse.de>
17821 PR tree-optimization/69297
17822 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17824 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17826 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17828 PR middle-end/68542
17829 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17830 of mixind vector and scalar types.
17831 (fold_relational_const): Add handling of vector
17832 comparison with boolean result.
17833 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17834 comparison of vector operands with boolean result for EQ/NE only.
17835 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17836 (verify_gimple_cond): Likewise.
17837 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17840 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17842 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17845 2016-01-18 Richard Biener <rguenther@suse.de>
17847 PR middle-end/69308
17848 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17850 2016-01-18 Tom de Vries <tom@codesourcery.com>
17852 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17854 2016-01-18 Tom de Vries <tom@codesourcery.com>
17856 * omp-low.c (set_oacc_fn_attrib): Make extern.
17857 * omp-low.h (set_oacc_fn_attrib): Declare.
17858 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17859 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17860 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17861 Add and handle function parameter oacc_kernels_p.
17862 (find_reduc_addr, get_omp_data_i_param): New function.
17863 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17864 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17865 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17866 Calculate dominance info. Skip loops that are not in a kernels region
17867 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17868 (pass_parallelize_loops::execute): Call parallelize_loops with
17869 oacc_kernels_p argument.
17870 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17871 New member function.
17872 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17873 * passes.def: Add argument to pass_parallelize_loops instantation.
17875 2016-01-18 Tom de Vries <tom@codesourcery.com>
17877 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17878 pass_parallelize_loops to be run outside the loop pipeline.
17880 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17882 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17883 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17885 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17888 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17889 using get_ref_base_and_extent.
17890 (equal_mem_array_ref_p): New.
17891 (hashable_expr_equal_p): Add call to previous.
17893 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17896 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17897 (sra_initialize): Allocate disqualified_constants.
17898 (sra_deinitialize): Free disqualified_constants.
17899 (disqualify_candidate): Update disqualified_constants when appropriate.
17900 (create_access): Scan for constant-pool entries as we go along.
17901 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17902 (maybe_add_sra_candidate): Allow constant-pool entries.
17903 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17904 (initialize_constant_pool_replacements): New.
17905 (sra_modify_assign): Avoid mangling assignments created by previous,
17906 and don't generate writes into constant pool.
17907 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17909 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17911 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17912 andnot instruction.
17913 (scalar_chain::convert_op): Likewise.
17914 * config/i386/i386.md (*andndi3_doubleword): New.
17916 2016-01-18 Richard Biener <rguenther@suse.de>
17918 PR tree-optimization/69170
17919 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17920 building a vector from scalar results of a pattern stmt.
17922 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17924 * haifa-sched.c (autopref_multipass_init): Work around
17925 -Wmaybe-uninitialized warning.
17927 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17929 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17930 against the constant 0.
17932 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17934 PR tree-optimization/68799
17935 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17936 look up phi candidates in the statement-candidate map.
17937 (phi_add_costs): Likewise.
17938 (record_phi_increments): Likewise.
17939 (phi_incr_cost): Likewise.
17940 (ncd_with_phi): Likewise.
17941 (all_phi_incrs_profitable): Likewise.
17943 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17945 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17946 -Wmaybe-uninitialized warning.
17948 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17950 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17951 (Option Summary): Update to reflect new section and moved options.
17952 (C++ Dialect Options): Move -fvtable-verify and related options.
17953 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17954 and profiling-related options.
17955 (Optimization Options): Move profile generation options and
17956 -fstack-protector and related options.
17957 (Instrumentation Options): New section incorporating moved options.
17958 (Code Generation Options): Move -finstrument-functions and
17959 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17961 2016-01-16 Tom de Vries <tom@codesourcery.com>
17963 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17965 2016-01-16 Tom de Vries <tom@codesourcery.com>
17967 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17969 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17971 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17972 that checks whether the table is already empty. Rename the
17973 original implementation to...
17974 (hash_table::empty_slot): ...this new private function.
17976 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17978 PR diagnostic/68899
17979 * diagnostic-show-locus.c (layout::print_source_line): Move x
17980 offset of line until after call to
17981 get_line_width_without_trailing_whitespace.
17983 2016-01-15 Jeff Law <law@redhat.com>
17985 PR tree-optimization/69270
17986 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17987 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17988 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17989 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17990 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17991 ssa_name_has_boolean_range and constant_boolean_node.
17993 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17995 PR rtl-optimization/69030
17996 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17998 (spill_pseudos): Delete debug insn for dead pseudo.
17999 (lra_spill): Initiate spill_hard_reg and slots memory separately.
18001 2016-01-15 Jiong Wang <jiong.wang@arm.com>
18003 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
18005 (TYPES_UNOPUS): Likewise.
18006 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
18007 builtin type, from UNOP to UNOPUS.
18008 (lbtruncuv4sf): Likewise.
18009 (lbtruncuv2df): Likewise.
18010 (lrounduv2sf): Likewise.
18011 (lrounduv4sf): Likewise.
18012 (lrounduv2df): Likewise.
18013 (lroundusf): Likewise.
18014 (lroundusf): Likewise.
18015 (lceiluv2sf): Likewise.
18016 (lceiluv4sf): Likewise.
18017 (lceiluv2df): Likewise.
18018 (lceilusf): Likewise.
18019 (lceiludf): Likewise.
18020 (lflooruv2sf): Likewise.
18021 (lflooruv4sf): Likewise.
18022 (lflooruv2df): Likewise.
18023 (lfloorusf): Likewise.
18024 (lfloorudf): Likewise.
18025 (lfrintnuv2sf): Likewise.
18026 (lfrintnuv4sf): Likewise.
18027 (lfrintnuv2df): Likewise.
18028 (lfrintnusf): Likewise.
18029 (lfrintnudf): Likewise.
18030 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
18032 (vcvtq_u32_f32): Likewise.
18033 (vcvtq_u64_f64): Likewise.
18034 (vcvta_u32_f32): Likewise.
18035 (vcvtaq_u32_f32): Likewise.
18036 (vcvtaq_u64_f64): Likewise.
18037 (vcvtm_u32_f32): Likewise.
18038 (vcvtmq_u32_f32): Likewise.
18039 (vcvtmq_u64_f64): Likewise.
18040 (vcvtn_u32_f32): Likwise.
18041 (vcvtnq_u32_f32): Likewise.
18042 (vcvtnq_u64_f64): Likewise.
18043 (vcvtp_u32_f32): Likewise.
18044 (vcvtpq_u32_f32): Likewise.
18045 (vcvtpq_u64_f64): Likewise.
18046 (vcvtmd_u64_f64): Likewise.
18047 (vcvtms_u32_f32): Likewise.
18048 (vcvtad_u64_f64): Likewise.
18049 (vcvtas_u32_f32): Likewise.
18050 (vcvtnd_u64_f64): Likewise.
18051 (vcvtns_u32_f32): Likewise.
18052 (vcvtpd_u64_f64): Likewise.
18053 (vcvtps_u32_f32): Likewise.
18055 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18057 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
18058 CSEL of zero_extended registers.
18060 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18062 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
18063 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
18065 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18067 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
18068 false when argument string is not found in the attributes table
18071 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
18074 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
18075 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
18076 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
18077 precision estimate.
18079 2016-01-15 Richard Biener <rguenther@suse.de>
18081 PR tree-optimization/66856
18082 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
18083 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
18084 (vect_create_new_slp_node): Increment stmt reference count.
18085 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
18086 an SLP tree before swapping operands.
18087 (vect_build_slp_tree): Likewise.
18088 (destroy_bb_vec_info): Free stmt info after SLP instances.
18089 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
18090 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
18091 (STMT_VINFO_NUM_SLP_USES): New macro.
18093 2016-01-15 Richard Biener <rguenther@suse.de>
18096 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
18097 (add_linkage_name): ... here.
18098 (gen_typedef_die): Use add_linkage_name_raw instead of
18099 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
18102 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
18104 * gimplify.c (oacc_default_clause): Decode reference and pointer
18105 types for both kernels and parallel regions.
18107 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
18109 PR middle-end/69246
18110 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
18112 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18114 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
18115 (convert_scalars_to_vector): Likewise.
18117 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
18119 * doc/extend.texi (Type Traits): Fix grammar.
18121 2016-01-15 Martin Jambor <mjambor@suse.cz>
18123 * tree-inline.c (remap_decl): Use existing dclarations if
18124 remapping a type and prevent_decl_creation_for_types.
18125 (replace_locals_stmt): Do an initial remapping of non-VLA typed
18126 decls first. Do real remapping with
18127 prevent_decl_creation_for_types set.
18128 * tree-inline.h (copy_body_data): New field
18129 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
18132 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18134 * config/s390/s390.opt (mmvcle): More verbose help text.
18136 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
18138 * config/s390/s390.opt: Add period to -mzvector option text.
18140 2016-01-15 Richard Biener <rguenther@suse.de>
18142 PR tree-optimization/68961
18143 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
18144 of invariants in stores again.
18146 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
18148 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
18150 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
18152 * config/i386/i386.c (ix86_expand_branch): Don't split
18153 DI mode xor instruction to SI mode.
18155 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18158 * ipa-icf.c (sem_function::merge): Virtual functions may become
18159 reachable even if they address is not taken and there are no
18162 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
18164 * lto-streamer-out.c (subtract_estimated_size): New function.
18165 (get_symbol_initial_value): Use it.
18167 2016-01-15 Christian Bruel <christian.bruel@st.com>
18170 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
18171 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18172 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18173 use add_builtin_function_ext_scope instead of add_builtin_function.
18174 (neon_set_p, neon_crypto_set_p): Remove.
18175 (arm_init_builtins): Always call arm_init_neon_builtins and
18176 arm_init_crypto_builtins.
18177 (arm_expand_builtin): Check that builtins are allowed for the arch.
18178 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18179 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18180 arm_init_neon_builtins call.
18182 2016-01-15 Richard Biener <rguenther@suse.de>
18184 PR tree-optimization/69117
18185 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18186 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18187 of the leader conservatively.
18188 (free_scc_vn): Restore original SSA name infos.
18190 2016-01-14 Jeff Law <law@redhat.com>
18192 PR tree-optimization/69270
18193 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18194 single bit of precision, verify it's also unsigned.
18195 (record_edge_info): Use constant_boolean_node rather than fold_convert
18196 to convert boolean_true/boolean_false to the right type.
18198 2016-01-14 Richard Henderson <rth@redhat.com>
18201 * loop-doloop.c (record_reg_sets): New.
18202 (doloop_optimize): Reject the transform if the sequence
18203 clobbers registers live at the end of the loop block.
18204 (doloop_optimize_loops): Enable df_live if needed.
18206 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18208 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18209 * config/rs6000/rs6000.c: Likewise.
18210 * config/rs6000/rs6000.h: Likewise.
18211 * config/rs6000/rs6000.md: Likewise.
18212 * doc/extend.texi: Likewsie.
18214 2016-01-14 Jeff Law <law@redhat.com>
18216 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18219 2016-01-14 Richard Henderson <rth@redhat.com>
18223 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18224 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18225 instead of builtin_decl_declared_p to test for declaration.
18227 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18229 * doc/loop.texi (Loop Analysis and Representation): Document
18230 loop_depth function.
18232 2016-01-14 Tom de Vries <tom@codesourcery.com>
18234 PR tree-optimization/68773
18235 * omp-low.c (expand_omp_target): Don't set force_output.
18236 * varpool.c (varpool_node::get_create): Same.
18237 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18238 offload_funcs with force_output.
18240 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18243 * lra-eliminations.c (move_plus_up): Don't change anything if either
18244 the outer or inner subreg mode is not MODE_INT.
18245 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18246 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18248 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18250 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18251 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18252 reduc_uplus_@var{m}): Remove.
18253 * expr.c (expand_expr_real_2): Remove expansion path for
18254 reduc_[us](min|max|plus) optabs.
18255 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18256 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18257 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18258 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18259 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18260 reduc_[us](min|max|plus) optabs.
18262 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18264 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18265 (reduc_plus_scal_v2sf): New.
18266 (reduc_smax_v2sf): Rename to...
18267 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18268 (reduc_smin_v2sf): Rename to...
18269 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
18271 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
18273 * alias.c (compare_base_symbol_refs): New function.
18274 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
18277 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18279 PR middle-end/68146
18280 PR tree-optimization/69155
18281 * tree-complex.c: Include cfganal.h.
18282 (phis_to_revisit): New variable.
18283 (extract_component): Add phiarg_p argument. Assert that returned
18284 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
18285 (update_phi_components): Partly rewrite to use loop over real/imag
18286 components instead of code duplication. If extract_component returns
18287 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
18288 create_tmp_reg into the PHI node instead, and mention the phi triplet
18289 in phis_to_revisit.
18290 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
18291 in phis_to_revisit at the end.
18293 2016-01-14 Richard Biener <rguenther@suse.de>
18295 PR tree-optimization/68060
18296 * tree-vect-loop.c (vect_is_simple_reduction): Check the
18297 outer loop reduction is only used in the inner loop before
18298 detecting a double reduction.
18300 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18303 * combine.c (expand_field_assignment): Punt if compute_mode is
18304 unsupported scalar mode.
18306 2016-01-14 Richard Biener <rguenther@suse.de>
18308 PR tree-optimization/66856
18309 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
18310 SLP node only if it built successfully.
18311 (vect_analyze_slp_instance): Adjust.
18313 2016-01-14 Jeff Law <law@redhat.com>
18315 PR tree-optimization/69270
18316 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
18317 (record_edge_info): Use it. Convert boolean_{true,false}_node
18318 to the type of op0.
18320 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
18323 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
18324 use block_ultimate_origin
18325 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
18327 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18329 * doc/invoke.texi (Submodel Options): Rename section to
18330 "Machine-Dependent Options" to better reflect its content.
18331 Rewrite introductory text to remove archaic CPU names.
18334 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18336 * doc/invoke.texi (Code Gen Options): Move section up in file,
18337 before target-specific options. Update menu and option summary
18338 to reflect the new section ordering.
18340 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18342 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
18343 (C++ Dialect Options): Add cross-reference to -std option.
18344 * doc/standards.texi (C++ Language): Document C++14 support.
18346 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18348 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
18349 for pack/unpack functions for __ibm128.
18350 (PACK_IF): Likewise.
18351 (UNPACK_IF): Likewise.
18353 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
18354 support for __ibm128 pack/unpack functions.
18355 (rs6000_invalid_builtin): Likewise.
18356 (rs6000_init_builtins): Likewise.
18357 (rs6000_opt_masks): Likewise.
18359 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
18360 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
18362 (RS6000_BTM_COMMON): Likewise.
18364 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
18365 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
18366 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
18367 128-bit floating point. Add support for the double values to be
18368 in Altivec registers for TF/IF packing and unpacking, but restrict
18369 TD packing sub-fields to be FPR registers. Don't allow overlapped
18370 register support for packing. Allow pack inputs to be memory
18371 locations. Don't build generator functions for unpack<mode>_dm
18372 and unpack<mode>_nodm.
18373 (unpack<mode>_dm): Likewise.
18374 (unpack<mode>_nodm): Likewise.
18375 (pack<mode>): Likewise.
18377 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
18378 built-in functions to pack/unpack explicit __ibm128 values.
18379 (__builtin_unpack_ibm128): Likewise.
18381 * doc/extend.texi (PowerPC Built-in Functions): Document
18382 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
18384 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
18387 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
18388 Add new arg loc and pass it down as context.
18389 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
18390 to the location to use for the warning.
18391 (check_function_arguments): New arg loc. All callers changed. Pass
18392 it to check_function_nonnull.
18393 * c-common.h (check_function_arguments): Adjust declaration.
18395 2016-01-13 Jakub Jelinek <jakub@redhat.com>
18397 PR tree-optimization/69156
18398 * gimple.c (validate_type): Removed.
18399 (gimple_builtin_call_types_compatible_p): Use
18400 useless_type_conversion_p instead of validate_type.
18401 * value-prof.c (gimple_stringop_fixed_value): Fold
18402 icall_size to correct type.
18404 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18406 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
18409 2016-01-13 Richard Henderson <rth@redhat.com>
18412 * target.def (builtin_tm_load, builtin_tm_store): Remove.
18413 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
18414 (ix86_builtin_tm_store): Remove.
18415 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18416 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18417 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18418 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18419 * doc/tm.texi: Rebuild.
18421 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
18422 (BUILT_IN_TM_MEMCPY_RTWN): New.
18423 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
18424 fallback from vector to integer helpers.
18425 (build_tm_load): Handle vector types directly, instead of
18427 (build_tm_store): Likewise.
18428 (expand_assign_tm): Prepare for register types not handled by
18429 the above. Copy them to memory and use memcpy.
18430 * tree.c (tm_define_builtin): New.
18431 (find_tm_vector_type): New.
18432 (build_tm_vector_builtins): New.
18433 (build_common_builtin_nodes): Call it.
18435 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
18437 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
18438 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
18440 2016-01-13 Tom de Vries <tom@codesourcery.com>
18442 PR tree-optimization/69169
18443 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
18444 handled_struct_type param.
18445 (create_variable_info_for, intra_create_variable_infos): Call
18446 create_variable_info_for_1 with extra arg.
18448 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
18450 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
18451 and "armv8.1-a+crc" entries.
18453 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
18456 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
18457 Change first operand predicate from register_or_constm1_operand
18458 to register_operand.
18459 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
18460 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
18461 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
18462 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
18463 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
18464 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
18465 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
18466 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
18467 comparison with constm1_rtx from vec_prefetch_gen part.
18469 2016-01-13 Richard Biener <rguenther@suse.de>
18471 PR tree-optimization/69013
18472 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
18473 Exchange assert for a test.
18475 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18478 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
18480 2016-01-13 Richard Biener <rguenther@suse.de>
18482 PR tree-optimization/69242
18483 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
18484 assert with a check.
18486 2016-01-13 Richard Biener <rguenther@suse.de>
18488 PR tree-optimization/69186
18489 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18490 Properly guard vect_update_misalignment_for_peel call.
18492 2016-01-12 Jeff Law <law@redhat.com>
18494 PR tree-optimization/pr67755
18495 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
18496 "need_profile_correction".
18497 (thread_block_1): Initialize new field to false by default. If we
18498 have multiple thread paths through a common joiner to different
18499 final targets, then set new field to true.
18500 (compute_path_counts): Only do count adjustment when it's really
18503 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18505 * doc/invoke.texi (Spec Files): Move section down in file, past
18506 all command-line option descriptions.
18508 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18510 PR middle-end/54809
18511 * doc/gty.texi: Remove documentation of mark_hook.
18512 * gengtype.c (struct write_types_data): Remove code to support
18513 mark_hook attribute.
18514 (walk_type): Likewise.
18515 (write_func_for_structure): Likewise.
18517 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18519 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
18520 Directory Options, and -specs= to Overall Options.
18521 (Overall Options): Adjust similarly. Reorder to group related
18522 options together. Make -specs= cross-reference the spec file details.
18523 (Directory Options): Adjust similarly.
18525 2016-01-12 Jeff Law <law@redhat.com>
18527 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
18529 2016-01-12 Olivier Hainque <hainque@adacore.com>
18531 * gcc.c (spec_undefvar_allowed): New global.
18532 (process_command): Set to true when running for --version or --help,
18534 (getenv_spec_function): When the variable is not defined, use the
18535 variable name as the variable value if we're allowed not to issue
18538 2016-01-12 Bin Cheng <bin.cheng@arm.com>
18540 PR tree-optimization/68911
18541 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
18542 information computed for expression "init + nit * step".
18544 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18546 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
18547 about name of GCC executable. Remove deleted node from menu.
18548 (Directory Options) <-B>: Remove cross-reference to deleted node.
18549 (Target Options): Delete section.
18551 2016-01-12 Christian Bruel <christian.bruel@st.com>
18554 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
18555 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
18557 2016-01-12 Jakub Jelinek <jakub@redhat.com>
18560 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
18561 aligned_mem is properly set for AVX512-VL floating point masked
18565 * ifcvt.c (cond_exec_process_if_block): When removing the last
18566 insn from then_bb, remove also any possible barriers that follow it.
18568 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
18572 * config/i386/iamcu.h (SIZE_TYPE): New macro.
18573 (PTRDIFF_TYPE): Likewise.
18574 (WCHAR_TYPE): Likewise.
18575 (WCHAR_TYPE_SIZE): Likewise.
18576 (STDINT_LONG32): Likewise.
18578 2016-01-12 Richard Biener <rguenther@suse.de>
18580 PR tree-optimization/69053
18581 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
18582 convert initial value for cond reductions.
18584 2016-01-12 Richard Biener <rguenther@suse.de>
18586 PR tree-optimization/69007
18587 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
18588 widen_sum after dot_prod and sad.
18590 2016-01-12 Richard Biener <rguenther@suse.de>
18592 PR tree-optimization/69168
18593 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
18594 pattern stmt SLP type.
18595 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
18596 end up unused so cope with that case.
18598 2016-01-12 Richard Biener <rguenther@suse.de>
18600 PR tree-optimization/69157
18601 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
18602 stmts def type only during analyze phase.
18603 (vectorizable_call): Likewise.
18604 (vectorizable_simd_clone_call): Likewise.
18605 (vectorizable_conversion): Likewise.
18606 (vectorizable_assignment): Likewise.
18607 (vectorizable_shift): Likewise.
18608 (vectorizable_operation): Likewise.
18609 (vectorizable_store): Likewise.
18610 (vectorizable_load): Likewise.
18612 2016-01-12 Richard Biener <rguenther@suse.de>
18614 PR tree-optimization/69174
18615 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
18617 (vectorizable_load): Properly compute the number of loads needed
18618 for permuted strided SLP loads and do not spuriously assign
18619 to SLP_TREE_VEC_STMTS.
18621 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
18623 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
18624 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
18625 (MD_EXEC_PREFIX): Remove.
18626 (MD_STARTFILE_PREFIX) Removee.
18627 (FILE_NAME_ABSOLUTE_P): Remove.
18628 (CPP_SPEC): Do not read macros from sys/version.h.
18629 (LINK_COMMAND_SPEC): Remove.
18630 (LOCAL_INCLUDE_DIR): Remove.
18631 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
18632 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
18633 (POST_LINK_SPEC): Define to invoke stubify after linker
18634 (LIBSTDCXX): Remove define
18635 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
18636 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
18637 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
18638 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
18639 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
18640 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
18641 (i386_djgpp_asm_named_section): Add propotype of new procedure
18643 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
18644 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
18645 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
18646 in config/i386/djgpp.h).
18647 (STANDARD_STARTFILE_PREFIX_2): Define identical to
18648 STANDARD_STARTFILE_PREFIX_1.
18649 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
18650 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
18651 installation errors.
18652 (MAX_OFILE_ALIGNMENT): Define to 128.
18653 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
18655 * config/i386/djgpp.c: New file. Add implementation of
18656 i386_djgpp_asm_named_section.
18658 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
18660 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
18661 Add rule for building djgpp.o.
18663 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18665 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18666 (rtx_is_swappable_p): Reductions are swappable.
18667 (insn_is_swappable_p): V2DF reductions are swappable.
18669 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18671 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18672 reloads for other unsupported memory operands.
18674 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18675 Jim Wilson <jim.wilson@linaro.org>
18678 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18679 copy_to_mode_reg instead of force_reg.
18681 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18684 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18685 TARGET_80387 is true.
18687 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18690 * lra-eliminations.c (move_plus_up): Only move plus up
18691 if subreg of the constant can be simplified into constant
18692 and use the simplified subreg of the constant instead of
18693 the original constant.
18695 * fold-const.c (fold_convertible_p): Don't return true
18696 for conversion of VECTOR_TYPE to same sized integral type.
18697 (fold_convert_loc): Fix up formatting. Fold conversion of
18698 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18699 instead of NOP_EXPR.
18701 PR tree-optimization/69214
18702 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18703 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18706 PR tree-optimization/69207
18707 * tree-vect-slp.c (vect_get_constant_vectors): For
18708 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18709 fold_convertible_p to vector_type's element type, and always
18710 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18712 2016-01-11 Richard Biener <rguenther@suse.de>
18714 PR tree-optimization/69173
18715 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18716 fixup the cycle if all stmts are in a pattern.
18718 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18720 PR middle-end/68999
18721 * alias.c (base_alias_check): Move check for addresses with
18722 alignment ANDs before the call for compare_base_decls.
18723 (memrefs_conflict_p): Return -1 for different decls
18724 that went through alignment adjustments.
18726 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18728 PR rtl-optimization/68796
18729 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18730 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18731 and QImode comparisons against zero with CC_NZmode.
18732 * config/aarch64/iterators.md (short_mask): New mode_attr.
18734 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18736 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18737 (<avx512>_store<mode>_mask): Likewise.
18739 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18740 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18742 PR rtl-optimization/68841
18743 * ifcvt.c (struct noce_if_info): Add orig_x field.
18744 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18745 Don't record conflicts on to_rename if it's present.
18746 Allow memory destinations in sets.
18747 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18748 blocks, passing orig_x to the checks.
18749 (noce_process_if_block): Set if_info->orig_x appropriately.
18751 2016-01-11 Tom de Vries <tom@codesourcery.com>
18753 PR tree-optimization/69069
18754 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18756 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18758 PR rtl-optimization/68920
18759 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18760 of conditional moves for RTL if-conversion to 1 for
18761 TARGET_ONE_IF_CONV_INSN.
18762 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18763 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18764 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18765 parameter to restirct number of conditional moves for
18767 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18768 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18771 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18774 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18775 onepart vars. Fix typo in comment. Fix reversed condition in
18777 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18780 * var-tracking.c (dump_onepart_variable_differences): New.
18781 (dataflow_set_different): If a detailed dump is requested,
18782 delay early returns and dump differences between onepart
18783 variables present before and after, and added variables.
18785 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18788 * expr.c (expand_expr_real_1): For boolean vector constants
18789 with a scalar mode use const_scalar_mask_from_tree.
18790 (const_scalar_mask_from_tree): New.
18791 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18792 assigned to a mask type to handle constants.
18794 2016-01-11 Martin Jambor <mjambor@suse.cz>
18797 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18798 useless parameters if we cannot change function signature.
18800 2016-01-11 Martin Jambor <mjambor@suse.cz>
18803 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18806 2016-01-11 Tom de Vries <tom@codesourcery.com>
18808 PR tree-optimization/69109
18809 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18812 2016-01-11 Tom de Vries <tom@codesourcery.com>
18814 PR tree-optimization/69108
18815 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18816 res is not used in a phi.
18818 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18821 * common.opt (frandom-seed): Fix parameter name.
18822 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18824 2016-01-11 Tom de Vries <tom@codesourcery.com>
18826 PR tree-optimization/69058
18827 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18830 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18832 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18833 (mcode-density): Likewise.
18835 2016-01-10 Tom de Vries <tom@codesourcery.com>
18837 PR tree-optimization/69062
18838 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18839 (parallelize_loops): Don't paralelize loop that has phi with address
18842 2016-01-10 Tom de Vries <tom@codesourcery.com>
18844 PR tree-optimization/69039
18845 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18848 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18850 PR middle-end/68743
18851 * match.pd: Require target has function_c99_misc before doing
18852 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18854 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18856 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18858 * configure: Regenerate.
18860 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18862 PR middle-end/50865
18863 PR tree-optimization/69097
18864 * fold-const.h (expr_not_equal_to): New prototype.
18865 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18866 (expr_not_equal_to): New function.
18867 * match.pd (X % -Y is the same as X % Y): Don't optimize
18868 unless X is known not to be equal to minimum or Y is known
18869 not to be equal to -1.
18870 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18871 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18872 (simplify_stmt_using_ranges): Adjust caller.
18873 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18874 substitute_and_fold.
18876 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18878 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18881 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18883 PR tree-optimization/69167
18884 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18885 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18887 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18889 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18890 Richard Biener <rguenther@suse.de>
18892 PR tree-optimization/68707
18893 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18894 instances that can be handled via vect_load_lanes.
18896 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18898 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18899 if we can't determine address equivalence.
18900 * alias.c (compare_base_decl): Update for changed return value of
18901 symtab_node::equal_address_to.
18903 2016-01-08 Jason Merrill <jason@redhat.com>
18907 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18908 * expr.c (store_field): Not here.
18909 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18910 call with TREE_ADDRESSABLE type.
18911 * tree-cfg.c (verify_gimple_call): Adjust.
18913 2016-01-08 Olivier Hainque <hainque@adacore.com>
18915 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18918 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18920 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18921 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18922 (reduc_smin_v2sf): Rename to...
18923 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18924 (reduc_splus_v2sf): Rename to...
18925 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18927 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18929 PR tree-optimization/69162
18930 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18931 valist argument in another argument.
18932 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18933 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18934 to determine the va_list type, build a MEM_REF instead of
18935 build_fold_indirect_ref.
18937 PR tree-optimization/69172
18938 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18941 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18943 PR tree-optimization/67781
18944 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18945 and cmpnop in two steps: first the ones not accessed in original
18946 gimple expression in a endian independent way and then the ones not
18947 accessed in the final result in an endian-specific way.
18949 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18951 PR tree-optimization/69083
18952 * tree-vect-slp.c (vect_get_constant_vectors): For
18953 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18954 element type. If op is fold_convertible_p to vector_type's element
18955 type, use NOP_EXPR instead of VCE.
18957 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18959 PR rtl-optimization/67778
18960 PR rtl-optimization/68634
18961 PR rtl-optimization/68909
18962 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18963 block from the stack until done with it. Remove a superfluous
18964 bitmap set. Remove a superfluous bitmap test.
18966 2016-01-07 Martin Sebor <msebor@redhat.com>
18969 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18970 constraint on the type of arguments.
18972 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18974 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18975 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18976 unaligned_access on the gcc_options set.
18977 * config/arm/arm.c (arm_option_override_internal): Use
18978 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18980 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18983 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18984 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18986 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18989 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18992 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18993 depending on frame_pointer_needed before remaining integer and SSE
18994 registers are saved.
18996 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18999 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
19001 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
19004 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
19005 Use the "xBm" constraint.
19006 (float<sseintvecmodelower><mode>2<mask_name><round_name):
19008 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
19009 (sse_cvtsi2ssq<round_name>): Likewise.
19010 (sse_cvtss2si<round_name>): Likewise.
19011 (sse_cvtss2siq<round_name>): Likewise.
19012 (sse2_cvtsi2sdq<round_name>): Likewise.
19013 (sse2_cvtsd2si<round_name>): Likewise.
19014 (sse2_cvtsd2siq<round_name>): Likewise.
19015 * config/i386/subst.md (round_nimm_scalar_predicate): New
19018 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
19020 PR middle-end/67639
19021 * varasm.c (make_decl_rtl): Mark invalid register vars as
19024 PR rtl-optimization/66206
19025 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
19026 All callers changed.
19028 2016-01-07 Jakub Jelinek <jakub@redhat.com>
19030 PR tree-optimization/69141
19031 * tree-ssa-pre.c: Include langhooks.h.
19032 (eliminate_dom_walker::before_dom_children): Use
19033 lang_hooks.decl_printable_name instead of
19034 cgraph_node::get ()->name ().
19036 PR middle-end/68960
19037 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
19038 it and DECL_ALIGN too.
19040 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
19042 * config/mips/mips-ftypes.def: Sort to lexicographical order.
19044 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
19047 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
19048 depending on frame_pointer_needed before remaining integer and SSE
19049 registers are saved.
19051 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19053 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
19054 mode iterator with VSX_M2.
19055 (*p9_vecstore_<mode>): Likewise.
19056 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
19057 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
19058 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
19059 (define_split for VSX_LE128 stores): Likewise.
19060 (define_peephole2 for TImode LE swaps): Likewise.
19061 (define_split for VSX_LE128 post-reload stores): Likewise.
19063 2016-01-06 Marek Polacek <polacek@redhat.com>
19066 * convert.c (convert_to_integer_1): Adjust call to
19067 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
19068 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
19069 EXPR instead of ARG.
19070 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
19072 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19075 * doc/extend.texi (RL78 Variable Attributes): New section.
19077 2016-01-05 Marek Polacek <polacek@redhat.com>
19080 * builtins.c (get_memmodel): Use expansion point location rather than
19081 the input location. Call warning_at rather than warning.
19082 (expand_builtin_atomic_compare_exchange): Likewise.
19083 (expand_builtin_atomic_load): Likewise.
19084 (expand_builtin_atomic_store): Likewise.
19085 (expand_builtin_atomic_clear): Likewise.
19087 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19090 * config/i386/i386.c (ix86_expand_vector_logical_operator):
19091 Replace nonimmediate_operand with vector_operand.
19092 * config/i386/predicates.md (vector_operand): New predicate.
19093 (general_vector_operand): Replace nonimmediate_operand with
19095 * config/i386/sse.md: Replace nonimmediate_operand with
19096 vector_operand and m constraint with Bm constraint on SSE
19097 patterns with 16-byte memory operand.
19098 * config/i386/subst.md (round_nimm_predicate): Replace
19099 nonimmediate_operand with vector_operand.
19100 (round_saeonly_nimm_predicate): Likewise.
19101 (round_saeonly_nimm_scalar_predicate): New.
19103 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
19106 * config/i386/constraints.md (Bm): New constraint.
19107 * config/i386/predicates.md (vector_memory_operand): New
19109 * config/i386/sse.md: Replace xm with xBm in plusminus and
19110 any_logic patterns.
19112 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19115 * doc/extend.texi (V850 Function Attributes): New section.
19116 (V850 Variable Attributes): New section.
19118 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
19121 * doc/extend.texi (MicroBlaze Function Attributes): Document
19122 interrupt_handler and fast_interrupt attributes.
19124 2016-01-05 Sergei Trofimovich <siarheit@google.com>
19127 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
19128 for local symbolic operands.
19129 * config/ia64/predicates.md (local_symbolic_operand64): New
19132 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19134 PR rtl-optimization/68651
19135 * combine.c (combine_simplify_rtx): Canonicalize x + x into
19138 2016-01-05 Nathan Sidwell <nathan@acm.org>
19140 * alias.c (compare_base_decls): Use symtab_node::get.
19142 2016-01-05 Nick Clifton <nickc@redhat.com>
19145 * ira-costs.c (copy_cost): Initialise the t_icode field of the
19146 secondary_reload_info structure.
19149 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
19150 decls if weak support is available.
19152 2016-01-04 Martin Sebor <msebor@redhat.com>
19154 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
19156 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
19158 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19159 OPTION_MASK_P9_DFORM.
19161 * config/rs6000/constraints.md (wo constraint): New constraint for
19164 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
19166 (rs6000_init_hard_regno_mode_ok): Likewise.
19168 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
19171 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19172 expanders not to have constraints. Add support for ISA 3.0 xxperm
19173 instruction. Add support for fusing xxlor with xxperm.
19174 (altivec_vperm_<mode>_internal): Likewise.
19175 (altivec_vperm_v8hiv16qi): Likewise.
19176 (altivec_vperm_<mode>v16q): Likewise.
19177 (altivec_vperm_<mode>_uns): Likewise.
19178 (vperm_v8hiv4si): Likewise.
19179 (vperm_v16qiv8hi): Likewise.
19181 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19183 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19185 Update copyright years.
19187 * gcc.c (process_command): Update copyright notice dates.
19188 * gcov-dump.c (print_version): Ditto.
19189 * gcov.c (print_version): Ditto.
19190 * gcov-tool.c (print_version): Ditto.
19191 * gengtype.c (create_file): Ditto.
19192 * doc/cpp.texi: Bump @copying's copyright year.
19193 * doc/cppinternals.texi: Ditto.
19194 * doc/gcc.texi: Ditto.
19195 * doc/gccint.texi: Ditto.
19196 * doc/gcov.texi: Ditto.
19197 * doc/install.texi: Ditto.
19198 * doc/invoke.texi: Ditto.
19200 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19202 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19203 modes larger than TImode as TImode if NEON is not enabled.
19205 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19208 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19209 mode for %f0-%f31 only if TARGET_FPU.
19211 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19214 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19215 to compute the PACKED_P predicate.
19216 (function_arg_record_value): Minor tweaks.
19218 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19220 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19221 option for arm*-*-* targets.
19223 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19225 * doc/extend.texi (Common Function Attributes): Move docs for
19226 MSP430-specific attributes to....
19227 (MSP430 Function Attributes): ...here. Delete the redundant
19228 entries and copy-edit the remaining text.
19229 (MSP430 Variable Attributes): Use uniform format for index
19230 entries and add a cross-reference to the corresponding function
19233 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19235 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19237 (x86 Options): Likewise.
19239 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19243 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19244 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19245 to corresponding attribute.
19247 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19249 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19250 to correct alphabetization of table. Copy-edit and correct
19252 <stack_protect>: Likewise.
19253 <target_clones>: Likewise.
19255 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19256 Correct punctuation.
19257 (Code Gen Options) <-fno-plt>: Copy-edit.
19259 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19262 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19263 SI values. Explicitly convert SI to DI and vice-versa.
19265 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19267 PR tree-optimization/69070
19268 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
19269 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
19272 * ubsan.c (ubsan_instrument_float_cast): Call
19273 initialize_sanitizer_builtins.
19276 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
19278 Copyright (C) 2016 Free Software Foundation, Inc.
19280 Copying and distribution of this file, with or without modification,
19281 are permitted in any medium without royalty provided the copyright
19282 notice and this notice are preserved.