1 2016-07-27 Martin Liska <mliska@suse.cz>
3 * predict.c (set_even_probabilities): Handle unlikely edges.
4 (combine_predictions_for_bb): Likewise.
6 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
10 __float128 support when we don't have hardware support, so that
11 the IEEE built-in functions like isgreater, first call __unordkf3
12 to make sure neither operand is a NaN, and if both operands are
13 ordered, do the normal comparison.
15 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
17 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
19 (extract_code_and_val_from_cond_with_ops): Verify that name is
20 either cond_op0 or cond_op1.
22 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
24 PR tree-optimization/18046
25 * genmodes.c (emit_mode_size_inline): Emit an assert that
26 verifies that mode is a valid array index.
27 (emit_mode_nuinits_inline): Likewise.
28 (emit_mode_inner_inline): Likewise.
29 (emit_mode_unit_size_inline): Likewise.
30 (emit_mode_unit_precision_inline): Likewise.
31 * tree-vrp.c: Include params.h.
32 (find_switch_asserts): Register edge assertions for the default
33 label which correspond to the anti-ranges of each case label.
34 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
35 * doc/invoke.texi: Document it.
37 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
39 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
40 and unnecessary call to gimple_bb.
42 2016-07-26 Richard Biener <rguenther@suse.de>
44 PR rtl-optimization/71984
45 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
48 2016-07-26 Richard Biener <rguenther@suse.de>
51 * expmed.c (extract_bit_field_1): Constrain the vector mode
52 with element size matching the extraction mode size when
53 choosing a better vector mode to do the extraction from.
55 2016-07-26 Richard Biener <rguenther@suse.de>
56 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
59 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
62 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
64 * tree-ssa-structalias.c (struct scc_info): Change types of
65 members to auto_sbitmap and auto_vec.
66 (scc_info::scc_info): New constructor.
67 (scc_info::~scc_info): New destructor.
68 (init_scc_info): Remove.
69 (free_scc_info): Remove.
70 (find_indirect_cycles): Adjust.
71 (perform_var_substitution): Likewise.
72 (free_var_substitution_info): Likewise.
74 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
76 * tree-outof-ssa.c (struct elim_graph): Change type of members
77 to auto_vec and auto_sbitmap.
78 (elim_graph::elim_graph): New constructor.
79 (delete_elim_graph): Remove.
80 (expand_phi_nodes): Adjust.
82 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
84 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
85 (new_elim_graph): Adjust.
86 (clear_elim_graph): Likewise.
87 (delete_elim_graph): Likewise.
88 (elim_graph_size): Likewise.
89 (elim_graph_add_node): Likewise.
90 (elim_graph_add_edge): Likewise.
91 (elim_graph_remove_succ_edge): Likewise.
92 (eliminate_name): Likewise.
93 (eliminate_build): Likewise.
94 (elim_forward): Likewise.
95 (elim_unvisited_predecessor): Likewise.
96 (elim_backward): Likewise.
97 (elim_create): Likewise.
98 (eliminate_phi): Likewise.
99 (expand_phi_nodes): Likewise.
101 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
103 * bt-load.c (compute_out): Use auto_sbitmap class.
104 (link_btr_uses): Likewise.
105 * cfganal.c (mark_dfs_back_edges): Likewise.
106 (post_order_compute): Likewise.
107 (inverted_post_order_compute): Likewise.
108 (pre_and_rev_post_order_compute_fn): Likewise.
109 (single_pred_before_succ_order): Likewise.
110 * cfgexpand.c (pass_expand::execute): Likewise.
111 * cfgloop.c (verify_loop_structure): Likewise.
112 * cfgloopmanip.c (fix_bb_placements): Likewise.
113 (remove_path): Likewise.
114 (update_dominators_in_loop): Likewise.
115 * cfgrtl.c (break_superblocks): Likewise.
116 * ddg.c (check_sccs): Likewise.
117 (create_ddg_all_sccs): Likewise.
118 * df-core.c (df_worklist_dataflow): Likewise.
119 * dse.c (dse_step3): Likewise.
120 * except.c (eh_region_outermost): Likewise.
121 * function.c (thread_prologue_and_epilogue_insns): Likewise.
122 * gcse.c (prune_expressions): Likewise.
123 (prune_insertions_deletions): Likewise.
124 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
125 * graph.c (draw_cfg_nodes_no_loops): Likewise.
126 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
127 * lcm.c (compute_earliest): Likewise.
128 (compute_farthest): Likewise.
129 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
130 (unroll_loop_runtime_iterations): Likewise.
131 (unroll_loop_stupid): Likewise.
132 * lower-subreg.c (decompose_multiword_subregs): Likewise.
133 * lra-lives.c: Likewise.
134 * lra.c (lra): Likewise.
135 * modulo-sched.c (schedule_reg_moves): Likewise.
136 (optimize_sc): Likewise.
137 (get_sched_window): Likewise.
138 (sms_schedule_by_order): Likewise.
139 (check_nodes_order): Likewise.
140 (order_nodes_of_sccs): Likewise.
141 (order_nodes_in_scc): Likewise.
142 * recog.c (split_all_insns): Likewise.
143 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
144 * reload1.c (reload): Likewise.
145 * sched-rgn.c (haifa_find_rgns): Likewise.
146 (split_edges): Likewise.
147 (compute_trg_info): Likewise.
148 * sel-sched.c (init_seqno): Likewise.
149 * store-motion.c (remove_reachable_equiv_notes): Likewise.
150 * tree-into-ssa.c (update_ssa): Likewise.
151 * tree-ssa-live.c (live_worklist): Likewise.
152 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
153 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
155 (try_peel_loop): Likewise.
156 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
158 * tree-ssa-pre.c (compute_antic): Likewise.
159 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
160 * tree-stdarg.c (reachable_at_most_once): Likewise.
161 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
162 * var-tracking.c (vt_find_locations): Likewise.
164 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
166 * sbitmap.h (auto_sbitmap): New class.
168 2016-07-26 Alan Modra <amodra@gmail.com>
171 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
174 2016-07-25 David Malcolm <dmalcolm@redhat.com>
176 * input.c (selftest::temp_source_file::temp_source_file): Fix
177 missing "%s" in fprintf.
179 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
182 * cselib.c (cselib_process_insn): Invalidate argument slots for
185 2016-07-25 Jiong Wang <jiong.wang@arm.com>
187 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
188 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
189 vmulxh_lane_f16, vmulxh_laneq_f16): New.
191 2016-07-25 Jiong Wang <jiong.wang@arm.com>
193 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
194 * config/aarch64/aarch64.md (fma, fnma): Support HF.
195 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
197 2016-07-25 Jiong Wang <jiong.wang@arm.com>
199 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
200 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
202 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
203 (add<mode>3): Likewise.
204 (sub<mode>3): Likewise.
205 (mul<mode>3): Likewise.
206 (div<mode>3): Likewise.
207 (*div<mode>3): Likewise.
208 (<fmaxmin><mode>3): Extend to HF.
209 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
210 (fabd<mode>3): Likewise.
211 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
212 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
213 (aarch64_fmulx<mode>): Likewise.
214 (aarch64_fac<optab><mode>): Likewise.
215 (aarch64_frecps<mode>): Likewise.
216 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
217 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
218 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
219 (VSDQ_HSDI): Support HI.
220 (fcvt_target, FCVT_TARGET): Likewise.
221 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
222 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
223 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
224 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
225 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
226 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
227 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
230 2016-07-25 Jiong Wang <jiong.wang@arm.com>
232 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
233 * config/aarch64/aarch64-builtins.c (hi_UP): New.
234 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
235 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
237 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
238 (aarch64_cm<optab><mode>): Likewise.
239 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
240 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
241 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
242 (sqrt<mode>2): Likewise.
243 (*sqrt<mode>2): Likewise.
244 (abs<mode>2): Likewise.
245 (<optab><mode>hf2): New pattern for HF mode.
246 (<optab>hihf2): Likewise.
247 * config/aarch64/arm_neon.h: Include arm_fp16.h.
248 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
249 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
251 * config/aarch64/arm_fp16.h: New file.
252 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
253 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
254 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
255 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
256 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
257 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
258 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
259 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
260 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
261 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
262 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
263 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
266 2016-07-25 Jiong Wang <jiong.wang@arm.com>
268 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
269 reduc_smin_scal_): Use VDQIF_F16.
270 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
271 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
273 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
274 * config/aarch64/iterators.md (VDQIF_F16): New.
275 (vp): Support HF modes.
276 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
277 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
279 2016-07-25 Jiong Wang <jiong.wang@arm.com>
281 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
282 "*aarch64_mulx_elt_from_dup<mode>".
283 (*aarch64_mul3_elt<mode>): Update schedule type.
284 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
285 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
286 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
287 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
288 (f, fp): Support HF modes.
289 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
290 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
291 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
292 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
293 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
294 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
296 2016-07-25 Jiong Wang <jiong.wang@arm.com>
298 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
299 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
301 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
304 2016-07-25 Jiong Wang <jiong.wang@arm.com>
306 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
307 * config/aarch64/aarch64-simd.md
308 (aarch64_rsqrts<mode>): Extend to HF modes.
309 (fabd<mode>3): Likewise.
310 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
311 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
312 (aarch64_<maxmin_uns>p<mode>): Likewise.
313 (<su><maxmin><mode>3): Likewise.
314 (<maxmin_uns><mode>3): Likewise.
315 (<fmaxmin><mode>3): Likewise.
316 (aarch64_faddp<mode>): Likewise.
317 (aarch64_fmulx<mode>): Likewise.
318 (aarch64_frecps<mode>): Likewise.
319 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
320 (add<mode>3): Extend to HF modes.
321 (sub<mode>3): Likewise.
322 (mul<mode>3): Likewise.
323 (div<mode>3): Likewise.
324 (*div<mode>3): Likewise.
325 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
327 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
328 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
329 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
330 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
331 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
332 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
333 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
334 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
335 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
336 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
337 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
338 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
339 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
340 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
342 2016-07-25 Jiong Wang <jiong.wang@arm.com>
344 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
345 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
346 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
347 (neg<mode>2): Likewise.
348 (abs<mode>2): Likewise.
349 (<frint_pattern><mode>2): Likewise.
350 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
351 (<optab><VDQF:mode><fcvt_target>2): Likewise.
352 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
353 (ftrunc<VDQF:mode>2): Likewise.
354 (<optab><fcvt_target><VDQF:mode>2): Likewise.
355 (sqrt<mode>2): Likewise.
356 (*sqrt<mode>2): Likewise.
357 (aarch64_frecpe<mode>): Likewise.
358 (aarch64_cm<optab><mode>): Likewise.
359 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
361 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
362 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
364 * config/aarch64/arm_neon.h (vdup_n_f16): New.
365 (vdupq_n_f16): Likewise.
366 (vld1_dup_f16): Use vdup_n_f16.
367 (vld1q_dup_f16): Use vdupq_n_f16.
368 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
369 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
370 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
371 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
372 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
373 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
374 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
375 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
376 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
377 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
378 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
379 vsqrt_f16, vsqrtq_f16): New.
381 2016-07-25 Jiong Wang <jiong.wang@arm.com>
383 * config/aarch64/aarch64-simd.md
384 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
385 (aarch64_ext<mode>): Likewise.
386 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
387 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
388 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
390 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
392 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
393 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
394 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
395 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
396 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
397 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
398 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
400 (vmov_n_f16): Reimplement using vdup_n_f16.
401 (vmovq_n_f16): Reimplement using vdupq_n_f16..
403 2016-07-25 Jiong Wang <jiong.wang@arm.com>
405 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
406 "frame_related_p". Generate CFA annotation when it's necessary.
407 (aarch64_expand_prologue): Use aarch64_add_constant.
408 (aarch64_expand_epilogue): Likewise.
409 (aarch64_output_mi_thunk): Pass "false" when calling
410 aarch64_add_constant.
412 2016-07-25 Jiong Wang <jiong.wang@arm.com>
414 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
417 2016-07-25 Jiong Wang <jiong.wang@arm.com>
419 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
420 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
421 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
422 (aarch64_build_constant): Delete.
424 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
427 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
429 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
430 flag_toplevel_reorder.
432 2016-07-25 Richard Biener <rguenther@suse.de>
434 * cgraph.c (cgraph_node::verify_node): Compare against builtin
435 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
436 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
437 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
438 (streamer_get_builtin_tree): Likewise.
439 (streamer_write_builtin): Likewise.
440 * lto-streamer.h (LTO_builtin_decl): Remove.
441 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
442 (lto_input_scc): Remove LTO_builtin_decl handling.
443 (lto_input_tree_1): Liekwise.
444 * lto-streamer-out.c (lto_output_tree_1): Remove special
445 handling of builtins.
446 (DFS::DFS): Likewise.
447 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
448 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
450 (streamer_write_builtin): Remove.
452 2016-07-25 Martin Liska <mliska@suse.cz>
454 * lto-cgraph.c (input_symtab): Don't call get_working_sets
455 if flag_auto_profile is set to true.
457 2016-07-25 Martin Liska <mliska@suse.cz>
459 PR gcov-profile/71868
460 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
461 have a function with multiple latches, count them all.
463 2016-07-25 Martin Liska <mliska@suse.cz>
465 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
467 2016-07-25 Martin Liska <mliska@suse.cz>
469 PR tree-optimization/71987
470 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
471 just for SSA_NAMEs. Fix GNU coding style.
473 2016-07-25 Martin Liska <mliska@suse.cz>
475 PR gcov-profile/64874
476 * gcov-io.h: Update command about file format.
477 * gcov-iov.c (main): Adapt the numbering scheme.
479 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
482 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
483 whose result is used in PHI.
484 (final_range_test_p): Likewise.
485 (maybe_optimize_range_tests): Likewise.
487 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
489 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
490 Reformat two multi-line strings.
492 2016-07-22 Martin Sebor <msebor@redhat.com>
494 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
496 2016-07-22 Martin Sebor <msebor@redhat.com>
499 * doc/extend.texi (Compound Literals): Correct and clarify.
500 (Cast to Union): Same.
502 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
504 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
505 comments to explain why certain error messages make mention of
506 undocumented options.
507 (rs6000_invalid_builtin): Change error messages to replace mention
508 of undocumented options with mention of the -mcpu=power9 option
509 that enables those undocumented options.
510 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
511 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
512 definition of this macro to correct an existing error.
513 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
514 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
515 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
516 descriptions of built-in functions so that they depend on
517 -mcpu=power9 instead of on the corresponding undocumented flags.
518 * doc/invoke.texi (Option Summary): Remove all mention of newly
520 (IBM RS/6000 and PowerPC Options): Likewise.
521 * doc/md.texi (Constraints for Particuliar Machines): Remove all
522 mention of newly undocumented flags.
524 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
526 * ipa-cp.c (determine_versionability): Do not create constprop clones,
527 when target_clones attribute is set.
529 2016-07-22 Bin Cheng <bin.cheng@arm.com>
531 * common.opt (funsafe-loop-optimizations): Mark ignore.
532 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
533 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
535 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
536 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
538 2016-07-22 Bin Cheng <bin.cheng@arm.com>
540 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
542 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
544 (number_of_iterations_exit): Warn missed loop optimization for
545 possible infinite loops.
547 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
549 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
550 when to emit a ".machine" pseudo-op.
552 2016-07-22 Martin Liska <mliska@suse.cz>
554 PR gcov-profile/69028
555 PR gcov-profile/62047
556 * coverage.c (coverage_compute_lineno_checksum): Do not
557 calculate checksum for fns w/o xloc.file.
558 (coverage_compute_profile_id): Likewise.
560 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
562 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
563 (avr_secondary_reload): ...and implementation.
564 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
565 * config/avr/avr.md (reload_in<mode>): Remove insns.
566 (adjust_len) [lpm]: Remove insn attribute value.
567 * config/avr/predicates.md (flash_operand): Remove insn predicate.
569 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
572 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
574 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
575 * calls.c (special_function_p): Remove the special handling of the
578 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
581 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
582 if STMT may be an alloca call.
583 (gimple_alloca_call_p, alloca_call_p): Return only true for the
585 * calls.h (gimple_maybe_alloca_call_p): New function.
586 * tree-inline.c (inline_forbidden_p_stmt): Use
587 gimple_maybe_alloca_call_p here.
589 2016-07-21 David Malcolm <dmalcolm@redhat.com>
591 * spellcheck-tree.c (best_macro_match::best_macro_match):
592 Explictly specify the template arguments when invoking the base
593 class constructor, to help older C++ compilers.
595 2016-07-21 Jakub Jelinek <jakub@redhat.com>
598 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
599 before builtin_decl_implicit.
601 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
603 * optabs.c (emit_condiitonal_move): Short circuit for identical
606 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
608 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
609 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
610 (noce_conversion_profitable_p): New.
611 (noce_try_store_flag_constants): Use it.
612 (noce_try_addcc): Likewise.
613 (noce_try_store_flag_mask): Likewise.
614 (noce_try_cmove): Likewise.
615 (noce_try_cmove_arith): Likewise.
616 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
618 (noce_convert_multiple_sets): Move cost model to here, from...
619 (bb_ok_for_noce_convert_multiple_sets) ...here.
620 (noce_process_if_block): Update calls for above changes.
621 (noce_find_if_block): Record new noce_if_info parameters.
623 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
625 * target.def (max_noce_ifcvt_seq_cost): New.
626 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
627 * doc/tm.texi: Regenerate.
628 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
629 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
630 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
631 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
632 * doc/invoke.texi: Document new params.
634 2016-07-21 Richard Biener <rguenther@suse.de>
636 PR tree-optimization/71947
637 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
638 ranges have useful limit_vr information.
640 2016-07-21 Richard Biener <rguenther@suse.de>
642 * function-tests.c (build_trivial_generic_function): Set
643 BLOCK_SUPERCONTEXT of DECL_INITIAL.
644 * omp-low.c (create_omp_child_function): Likewise.
645 (grid_expand_target_grid_body): Likewise.
646 * cgraphunit.c (init_lowered_empty_function): Likewise.
647 (cgraph_node::expand_thunk): Likewise.
648 * tree-parloops.c (create_loop_fn): Likewise.
649 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
651 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
653 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
656 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
658 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
659 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
660 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
661 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
662 values for insn attribute.
663 * config/avr/avr.c (avr_out_insert_notbit): New function.
664 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
665 ADJUST_LEN_INSV_NOTBIT_0/_7.
666 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
668 2016-07-21 Bin Cheng <bin.cheng@arm.com>
670 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
671 (chrec_convert_1, chrec_convert): Ditto.
672 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
673 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
674 * tree-vrp.c (adjust_range_with_scev): Ditto.
675 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
676 (scev_var_range_cant_overflow): New function.
677 (scev_probably_wraps_p): New parameter. Call above function.
678 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
680 2016-07-21 Bin Cheng <bin.cheng@arm.com>
682 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
683 by removing computation of may_be_zero.
685 2016-07-21 Jakub Jelinek <jakub@redhat.com>
687 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
689 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
691 Improving concepts performance and diagnostics.
692 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
693 for constraint satisfaction and subsumption.
694 * timevar.h (auto_timevar): New constructor that matches the push/pop
695 pattern of usage in pt.c.
697 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
699 * hwint.h (HOST_WIDE_INT_0): New define.
700 (HOST_WIDE_INT_0U): Ditto.
701 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
702 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
703 * simplify-rtx.c: Ditto.
704 * tree-object-size.c: Ditto.
706 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
708 * config/s390/s390.c (s390_encode_section_info): Remove mode size
711 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
713 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
714 * combine.c: Use HOST_WIDE_INT_M1U instead of
715 ~(unsigned HOST_WIDE_INT) 0.
716 * double-int.h: Ditto.
723 * tree-ssa-loop-ivopts.c: Ditto.
724 * tree-ssa-loop-prefetch.c: Ditto.
725 * tree-vect-generic.c: Ditto.
726 * tree-vect-patterns.c: Ditto.
729 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
731 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
732 constant addresses outside [0,0xc0] into a register.
733 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
734 cases where the base address register is unused after.
735 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
736 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
737 (avr_out_store_psi_reg_disp_tiny): Same.
739 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
741 Implement attribute progmem on reduced Tiny cores by adding
742 flash offset 0x4000 to respective symbols.
745 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
746 documentation how it works on reduced Tiny cores.
747 (AVR Named Address Spaces): No support for reduced Tiny.
748 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
749 (avr_address_tiny_pm_p): New static function.
750 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
751 if the address is in progmem.
752 (avr_assemble_integer): Same.
753 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
754 for symbol_ref in progmem.
755 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
756 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
757 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
759 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
761 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
762 * configure: Regenerate.
763 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
764 (USE_THIN_ARCHIVES): New variable.
765 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
766 this archive as a thin archive.
768 2016-07-20 David Malcolm <dmalcolm@redhat.com>
770 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
771 same location as last time, don't skip if we have fix-it hints.
772 Clarify the skipping logic by converting it from one "if" clause
773 to repeated "if" clauses.
774 * spellcheck-tree.c: Include "cpplib.h".
775 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
776 (best_macro_match::best_macro_match): New constructor.
777 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
778 Move here from c/c-decl.c.
779 (class best_macro_match): Move here from c/c-decl.c, converting
780 from a typedef to a subclass, gaining a ctor.
782 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
784 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
785 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
787 (avr_addr_space_diagnose_usage): ...and implementation.
788 (avr_addr_space_supported_p): New function.
789 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
790 report bad address space usage if that space is supported.
791 (avr_insert_attributes): Same. No more complain about unsupported
793 * config/avr/avr-c.c (tm_p.h): Include it.
794 (avr_cpu_cpp_builtins): Only define addr-space related built-in
795 macro if avr_addr_space_supported_p.
797 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
799 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
800 flag_toplevel_reorder.
802 2016-07-20 David Malcolm <dmalcolm@redhat.com>
804 * gcc-rich-location.c
805 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
807 * gcc-rich-location.h
808 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
810 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
812 * target.def (addr_space): Add new diagnose_usage to hook vector.
813 * targhooks.c (default_addr_space_diagnose_usage): Add default
814 implementation and...
815 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
816 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
817 is some address space, call targetm.addr_space.diagnose_usage.
818 * doc/tm.texi.in (Named Address Spaces): Add anchor for
819 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
820 * doc/tm.texi: Regenerate.
822 2016-07-20 Martin Liska <mliska@suse.cz>
825 * graphite-isl-ast-to-gimple.c (later_of_the_two):
826 Properly handly PHI stmts.
828 2016-07-20 Bin Cheng <bin.cheng@arm.com>
830 PR tree-optimization/71503
831 PR tree-optimization/71683
832 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
835 2016-07-20 Martin Liska <mliska@suse.cz>
837 * doc/invoke.texi (-fipa-ra): Document when the option is
838 disabled. Fix a typo.
840 2016-07-20 Martin Liska <mliska@suse.cz>
842 * Makefile.in: Include fibonacci_heap.c
843 * fibonacci_heap.c: New file.
844 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
845 (fibonacci_heap::union_with): Fix deletion of the second heap.
846 * selftest-run-tests.c (selftest::run_tests): Incorporate
847 fibonacci heap tests.
848 * selftest.h: Declare fibonacci_heap_c_tests.
850 2016-07-20 Martin Liska <mliska@suse.cz>
852 * selftest-run-tests.c (selftest::run_tests): New function.
853 * selftest.h (sreal_c_tests): Declare.
854 * sreal.c (sreal_verify_basics): New function.
855 (verify_aritmetics): Likewise.
856 (sreal_verify_arithmetics): Likewise.
857 (verify_shifting): Likewise.
858 (sreal_verify_shifting): Likewise.
859 (void sreal_c_tests): Likewise.
861 2016-07-19 Jakub Jelinek <jakub@redhat.com>
863 PR rtl-optimization/71916
864 * cfgrtl.c (contains_no_active_insn_p): Return false also for
865 bb which have a single succ fake edge.
867 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
870 * dwarf2out.c (gen_subprogram_die): Only call
871 gen_unspecified_parameters_die while dumping early dwarf.
873 2016-07-19 Jakub Jelinek <jakub@redhat.com>
876 * gimple-fold.c (fold_builtin_memory_op): Use
877 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
879 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
881 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
882 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
883 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
884 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
888 * double-int.c: Ditto.
890 * dwarf2out.c: Ditto.
893 * fold-const.c: Ditto.
900 * loop-doloop.c: Ditto.
901 * loop-invariant.c: Ditto.
908 * simplify-rtx.c: Ditto.
909 * stor-layout.c: Ditto.
911 * tree-ssa-loop-ivopts.c: Ditto.
912 * tree-vect-generic.c: Ditto.
913 * tree-vect-patterns.c: Ditto.
918 * wide-int-print.cc: Ditto.
919 * wide-int.cc: Ditto.
922 2016-07-19 David Malcolm <dmalcolm@redhat.com>
924 * selftest.c (selftest::assert_streq): Handle NULL values of
925 val_actual and val_expected.
927 2016-07-19 Martin Jambor <mjambor@suse.cz>
930 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
931 rather than cgraph_create_node to get a call graph node.
933 2016-07-19 Richard Biener <rguenther@suse.de>
935 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
936 handle all tcc_constant bases and valueize SSA names.
937 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
940 2016-07-19 David Malcolm <dmalcolm@redhat.com>
942 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
943 the flags of the exit block and bb2, not just the entry block.
945 2016-07-19 Richard Biener <rguenther@suse.de>
947 PR tree-optimization/71901
948 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
949 align member, group stuff with the bitfield.
950 (vn_ref_op_align_unit): New inline.
951 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
952 record element alignment and operand 3 unchanged.
953 (ao_ref_init_from_vn_reference): Adjust.
954 (valueize_refs_1): Likewise.
955 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
957 2016-07-19 Richard Biener <rguenther@suse.de>
959 PR tree-optimization/71908
960 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
961 symbolic constants in a more reliable way.
963 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
965 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
967 (vect_update_inits_of_drs): Likewise.
968 (vect_create_cond_for_alias_checks): Likewise.
969 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
971 2016-07-19 Richard Biener <rguenther@suse.de>
974 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
975 with an abstract origin that is not an inlined function outer
976 scope add a self-reference as abstract origin.
977 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
979 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
982 * config/rs6000/rs6000.c (rs6000_function_value): Fix
983 unintentional System V.4 structure return breakage for structures
984 with a single floating point element.
986 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
988 PR tree-optimization/71734
989 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
990 contains REF, use it to check safelen, assume that safelen value
991 must be greater 1, fix style.
992 (ref_indep_loop_p_2): Add REF_LOOP argument.
993 (ref_indep_loop_p): Pass LOOP as additional argument to
996 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
998 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
999 allocation in the prologue.
1000 * explow.c (get_dynamic_stack_base): New function to return an address
1001 expression for the dynamic stack base.
1002 (get_dynamic_stack_size): New function to do the required dynamic stack
1003 space size calculations.
1004 (allocate_dynamic_stack_space): Use new functions.
1005 (align_dynamic_address): Move some code from
1006 allocate_dynamic_stack_space to new function.
1007 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1009 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1011 * config/s390/s390.c (s390_encode_section_info): Always set
1012 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1015 2016-07-18 Richard Biener <rguenther@suse.de>
1017 PR tree-optimization/71893
1018 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1019 for sizetype cast added by array_ref_element_size.
1020 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1022 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1024 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1025 register parameters. Remove code to initialize argument pointer
1026 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1027 using a pc-relative branch. Cleanup conditional code.
1028 * config/pa/pa.md (call_mcount): New expander.
1029 (call_mcount_nonpic): New insn.
1030 (call_mcount_pic): New insn and split.
1031 (call_mcount_pic_post_reload): New insn.
1032 (call_mcount_64bit): New insn and split.
1033 (call_mcount_64bit_post_reload): New insn.
1035 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1037 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1038 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1039 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1040 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1041 (*usum_widenqihi3, *udiff_widenqihi3)
1042 (*addhi3_zero_extend.const): New combiner insns.
1043 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1044 just 1 bit is affected.
1045 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1046 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1048 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1050 * omp-low.c (lower_omp_target): Mark data clauses with
1051 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1052 zero-length subarrays.
1054 2016-07-15 Richard Biener <rguenther@suse.de>
1056 PR tree-optimization/71881
1057 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1058 reverse DOM order to make debug temp generation happy.
1060 2016-07-15 Richard Biener <rguenther@suse.de>
1062 PR tree-optimization/71887
1063 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1064 verify it is not zero for division / modulo handling.
1065 (value_replacement): Adjust.
1067 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1068 Julian Brown <julian@codesourcery.com>
1070 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1071 * config/aarch64/aarch64-cost-tables.h
1072 (vulcan_extra_costs): New variable.
1073 * config/aarch64/aarch64.c
1074 (vulcan_addrcost_table): Likewise.
1075 (vulcan_regmove_cost): Likewise.
1076 (vulcan_vector_cost): Likewise.
1077 (vulcan_branch_cost): Likewise.
1078 (vulcan_tunings): Likewise.
1080 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1082 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1083 (output_in_order): Loop over undefined variables too. Output them
1084 via assemble_undefined_decl. Skip variables that correspond to hard
1085 registers or have value-exprs.
1086 * varpool.c (symbol_table::output_variables): Handle undefined
1087 variables together with defined ones.
1089 2016-07-15 Richard Biener <rguenther@suse.de>
1091 * tree-ssa-pre.c (get_representative_for): Make sure to return
1092 the value number of SSA names.
1093 (phi_translate_1): get_representative_for cannot return NULL.
1094 (do_pre_regular_insertion): Remove redundant call to
1095 fully_constant_expression.
1096 (do_pre_partial_partial_insertion): Likewise.
1098 2016-07-15 Bin Cheng <bin.cheng@arm.com>
1100 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
1101 (derive_simple_iv_with_niters): New function.
1102 (simple_iv): Rewrite using simple_iv_with_niters.
1103 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
1104 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1106 (number_of_iterations_exit): Rewrite using above function.
1107 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1110 2016-07-15 Richard Biener <rguenther@suse.de>
1112 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
1115 2016-07-14 Jakub Jelinek <jakub@redhat.com>
1117 PR tree-optimization/71872
1118 * tree-data-ref.c (get_references_in_stmt): Ignore references
1119 with is_gimple_constant get_base_address.
1121 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1123 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
1124 (TARGET_HAVE_LDACQD): New macro.
1125 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
1126 than TARGET_HAVE_LDACQ.
1127 (arm_load_acquire_exclusivedi): Likewise.
1128 (arm_store_release_exclusivedi): Likewise.
1130 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1132 PR rtl-optimization/71878
1133 * lra-constraints.c (match_reload): Pass information about other
1134 output operands. Create new unique register value if matching input
1135 operand shares same register value as output operand being considered.
1136 (curr_insn_transform): Record output operands already processed.
1138 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1141 PR tree-optimization/70923
1142 * tree-vect-patterns.c: Include mult-synthesis.h.
1143 (target_supports_mult_synth_alg): New function.
1144 (synth_lshift_by_additions): Likewise.
1145 (apply_binop_and_append_stmt): Likewise.
1146 (vect_synth_mult_by_constant): Likewise.
1147 (target_has_vecop_for_code): Likewise.
1148 (vect_recog_mult_pattern): Use above functions to synthesize vector
1149 multiplication by integer constants.
1151 2016-07-14 Alan Modra <amodra@gmail.com>
1153 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
1154 gpr alternatives. Correct '*' placement on Y,r alternative.
1155 Add '*' on operand 1 of r,r alternative.
1157 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1159 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
1160 * expmed.h: ... Here.
1162 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
1164 * gimple.h (stmt_can_terminate_bb_p): New function.
1165 * tree-cfg.c (need_fake_edge_p): Rename to ...
1166 (stmt_can_terminate_bb_p): ... this; return true if stmt can
1167 throw external; handle const and pure calls.
1168 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
1170 2016-07-14 Richard Biener <rguenther@suse.de>
1172 PR tree-optimization/71866
1173 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
1174 (do_hoist_insertion): Avoid endless recursion when we
1175 didn't insert anything because we managed to simplify
1176 things down to a constant or SSA name.
1177 (fully_constant_expression): Re-write in terms of ...
1178 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
1179 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
1180 vn_nary_build_or_lookup_1.
1181 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
1182 (vn_nary_build_or_lookup): ... this which now wraps it.
1184 2016-07-14 Alan Modra <amodra@gmail.com>
1187 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
1188 with p9_vector override before power9-dform override.
1190 2016-07-13 Andi Kleen <ak@linux.intel.com>
1192 * value-prof.c (gimple_value_profile_transformations): Don't run
1193 when auto_profile is on.
1195 2016-07-13 Andi Kleen <ak@linux.intel.com>
1197 * auto-profile.c (update_inlined_ind_target,
1198 afdo_indirect_call): Print information to dump file.
1200 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
1202 * genrecog.c (special_predicate_operand_p): New function.
1203 (predicate_name): Move function.
1204 (validate_pattern): Don't warn about missing mode for all
1205 define_special_predicate predicates.
1207 2016-07-13 Bin Cheng <bin.cheng@arm.com>
1209 * tree-vect-data-refs.c (vect_no_alias_p): New function.
1210 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
1211 resolve alias checks which are known at compilation time.
1212 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
1213 alias checks are resolved. Move dump info for too many runtime
1214 alias checks to here...
1215 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
1217 2016-07-13 Richard Biener <rguenther@suse.de>
1219 PR tree-optimization/24574
1220 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
1221 position and add shift, rotate, divison and modulo support
1223 (value_replacement): Pass in argument position to absorbing_element_p.
1225 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
1228 * ipa-inline-transform.c (inline_call): Support
1229 instrumented thunks.
1231 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1233 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
1234 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
1236 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
1237 Baseline. Make initial alternative TARGET_32BIT only.
1238 (udivsi3): Likewise.
1239 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
1240 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
1243 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1245 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
1246 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
1247 availability with TARGET_HAVE_MOVT.
1248 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
1249 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
1250 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
1252 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
1253 extra instruction if MOVW is available. Use a cost variable
1254 incremented by COSTS_N_INSNS (1) when the condition match rather than
1255 returning an arithmetic expression based on COSTS_N_INSNS. Make
1256 constant with bottom half word zero cost 2 instruction if MOVW is
1258 * config/arm/arm.md (define_attr "arch"): Add v8mb.
1259 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
1260 target is ARMv8-M Baseline.
1261 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
1262 (arm_movtas_ze): Likewise.
1263 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
1264 alternative for constants satisfying j constraint.
1265 (thumb1_movsi_insn): Likewise.
1266 (movsi splitter for K alternative): Tighten condition to not trigger
1267 if movt is available and j constraint is satisfied.
1268 (Pe immediate splitter): Likewise.
1269 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
1270 constant fitting in an halfword to use MOVW.
1271 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
1274 2016-07-13 Richard Biener <rguenther@suse.de>
1277 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
1278 gimplifying the LHS. Make sure to gimplify a returning twice
1279 call LHS without using SSA names.
1281 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1283 * tree-data-ref.c (find_data_references_in_stmt): Remove
1284 unnecessary call to vec::release.
1285 (graphite_find_data_references_in_stmt): Likewise.
1286 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
1287 * tree-vect-stmts.c (vectorizable_condition): Likewise.
1289 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1291 * cfgexpand.c (expand_used_vars): Make the type of a local
1293 * genmatch.c (lower_for): Likewise.
1294 * haifa-sched.c (haifa_sched_init): Likewise.
1295 (add_to_speculative_block): Likewise.
1296 (create_check_block_twin): Likewise.
1297 * predict.c (handle_missing_profiles): Likewise.
1298 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
1299 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
1300 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
1302 (maybe_lower_iteration_bound): Likewise.
1303 * tree-ssa-sccvn.c (DFS): Likewise.
1304 * tree-stdarg.c (reachable_at_most_once): Likewise.
1305 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
1306 (vectorizable_store): Likewise.
1308 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1310 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
1311 (sccvn_dom_walker): make cond_stack an auto_vec.
1313 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1315 * ree.c (struct ext_state): Make type of members auto_vec.
1316 (find_and_remove_re): Adjust.
1318 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1320 * cfgexpand.c (struct stack_vars_data): Make type of fields
1322 (expand_used_vars): Adjust.
1324 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1326 * ipa.c (record_cdtor_fn): Adjust.
1327 (build_cdtor_fns): Likewise.
1328 (ipa_cdtor_merge): Make static_ctors and static_dtors local
1331 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1333 * genextract.c (struct accum_extract): Add constructor and make
1337 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1339 * tree.c (struct free_lang_data_d): Add constructor and change
1340 types of members to ones that automatically manage resources.
1341 (fld_worklist_push): Adjust.
1342 (find_decls_types): Likewise.
1343 (find_decls_types_in_eh_region): Likewise.
1344 (free_lang_data_in_cgraph): Stop manually creating and
1345 destroying members of free_lang_data_d.
1347 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
1349 PR rtl-optimization/68961
1350 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
1351 peephole variant. Use sse_reg_operand predicates.
1353 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
1355 * config/i386/predicates.md (x86_64_immediate_operand)
1356 <case CONST_INT>: Remove unneeded truncation to DImode.
1357 <case CONST>: Ditto.
1358 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1360 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1363 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
1364 The xxperm and xxpermr instructions require that the 2nd input
1365 operand overlap with the output operand, and not the 1st.
1366 (altivec_vperm_v8hiv16qi): Likewise.
1367 (altivec_vperm_<mode>_uns_internal): Likewise.
1368 (altivec_vpermr_<mode>_internal): Likewise.
1369 (vperm_v8hiv4si): Likewise.
1370 (vperm_v16qiv8hi): Likewise.
1372 2016-07-12 Nathan Sidwell <nathan@acm.org>
1374 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
1375 when -mno-pic-data-is-text-relative is in effect, by default.
1376 * doc/invoke.texi (mpic-data-is-text-relative): Document new
1377 behavior and clarify.
1379 2016-07-12 Martin Liska <mliska@suse.cz>
1381 * params.def: Add avg-loop niter.
1382 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
1383 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
1384 * doc/invoke.texi: Document the new parameter.
1386 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1389 * expr.c (store_constructor): Mask sign-extended bits when widening
1390 sub-word constructor element at the start of a word.
1392 2016-07-12 Martin Liska <mliska@suse.cz>
1394 * Makefile.in: Append rule for params-options.h.
1395 * params-options.h: New file.
1397 2016-07-12 Martin Liska <mliska@suse.cz>
1399 * ira-build.c (mark_loops_for_removal): Properly iterate
1402 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
1403 Richard Biener <rguenther@suse.de>
1405 PR tree-optimization/23286
1406 PR tree-optimization/70159
1407 * doc/invoke.texi: Document -fcode-hoisting.
1408 * common.opt (fcode-hoisting): New flag.
1409 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
1410 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
1411 (do_regular_insertion): Rename to ...
1412 (do_pre_regular_insertion): ... this and amend general comments
1413 on insertion strathegy.
1414 (do_partial_partial_insertion): Rename to ...
1415 (do_pre_partial_partial_insertion): ... this.
1416 (do_hoist_insertion): New function.
1417 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
1418 and call do_hoist_insertion properly.
1420 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
1421 (pass_pre::execute): Register hoist_insert stats.
1423 2016-07-12 Jakub Jelinek <jakub@redhat.com>
1426 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
1427 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
1428 is different from mode's bitsize. Small cleanup.
1430 2016-07-12 Richard Biener <rguenther@suse.de>
1432 PR rtl-optimization/68961
1433 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
1434 to simplify to a non-constant.
1436 2016-07-11 Jakub Jelinek <jakub@redhat.com>
1439 * omp-low.c (expand_omp_target): Gimplify device.
1441 PR tree-optimization/71823
1442 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
1443 to get vec_oprnds2 from op2.
1445 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
1447 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
1448 Hoist common subexpressions.
1449 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1451 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
1454 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
1455 prevent generation of 'stxsiwx' on pre Power8 hardware.
1457 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1459 * input.c: Include cpplib.h.
1460 (selftest::temp_source_file): New class.
1461 (selftest::temp_source_file::temp_source_file): New ctor.
1462 (selftest::temp_source_file::~temp_source_file): New dtor.
1463 (selftest::should_have_column_data_p): New function.
1464 (selftest::test_should_have_column_data_p): New function.
1465 (selftest::temp_line_table): New class.
1466 (selftest::temp_line_table::temp_line_table): New ctor.
1467 (selftest::temp_line_table::~temp_line_table): New dtor.
1468 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
1469 it to create a temp_line_table.
1470 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
1471 locations that are known to have column data.
1472 (selftest::line_table_case): New struct.
1473 (selftest::test_reading_source_line): Move tempfile handling
1474 to class temp_source_file.
1475 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
1476 (selftest::assert_token_loc_eq): New function.
1477 (ASSERT_TOKEN_LOC_EQ): New macro.
1478 (selftest::test_lexer): New function.
1479 (selftest::boundary_locations): New array.
1480 (selftest::input_c_tests): Call test_should_have_column_data_p.
1481 Loop over a test matrix of interesting values of location and
1482 default_range_bits, calling test_lexer on each case in the matrix.
1483 Move call to test_accessing_ordinary_linemaps into the matrix.
1484 * selftest.h (ASSERT_EQ): Reimplement in terms of...
1485 (ASSERT_EQ_AT): New macro.
1487 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
1490 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1491 Don't convert TImode in debug insn.
1493 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1495 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1496 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1497 (tree_type_common::lang_flag_7): New.
1498 (tree_type_common::spare): Reduce size.
1499 * tree.h (TYPE_ALIGN_OK): Remove.
1500 (TYPE_LANG_FLAG_7): New.
1501 (get_inner_reference): Adjust header.
1502 * print-tree.c (print_node): Adjust.
1503 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1504 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1505 calls to get_inner_reference.
1506 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1507 handling of TYPE_ALIGN_OK.
1508 * builtins.c (get_object_alignment_2): Adjust call to
1509 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1510 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1512 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1513 * cfgexpand.c (expand_debug_expr): Likewise.
1514 * dbxout.c (dbxout_expand_expr): Likewise.
1515 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1516 loc_list_from_tree, fortran_common): Likewise.
1517 * fold-const.c (optimize_bit_field_compare,
1518 decode_field_reference, fold_unary_loc, fold_comparison,
1519 split_address_to_core_and_offset): Likewise.
1520 * gimple-laddress.c (execute): Likewise.
1521 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1522 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1523 * hsa-gen.c (gen_hsa_addr): Likewise.
1524 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1525 * tsan.c (instrument_expr): Likewise.
1526 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1527 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1528 * tree-affine.c (tree_to_aff_combination,
1529 get_inner_reference_aff): Adjust calls to get_inner_reference.
1530 * tree-data-ref.c (split_constant_offset_1,
1531 dr_analyze_innermost): Likewise.
1532 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1533 * tree-sra.c (ipa_sra_check_caller): Likewise.
1534 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1535 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1536 bswap_replace): Likewise.
1537 * tree-vect-data-refs.c (vect_check_gather,
1538 vect_analyze_data_refs): Likewise.
1539 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1540 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1543 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1545 * Makefile.in (selftest-valgrind): New phony target.
1546 * function-tests.c (selftest::build_cfg): Delete pass instances
1547 created by the test.
1548 (selftest::convert_to_ssa): Likewise.
1549 (selftest::test_expansion_to_rtl): Likewise.
1550 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1552 (selftest::test_diamond): Likewise.
1554 2016-07-11 Richard Biener <rguenther@suse.de>
1556 PR tree-optimization/71816
1557 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1558 than replacing all of its operands.
1560 2016-07-11 Alan Modra <amodra@gmail.com>
1562 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1563 (ctr<mode>): Add unspec.
1564 (ctr<mode>_internal*): Likewise.
1566 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1568 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1569 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1571 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1573 PR rtl-optimization/71621
1574 * lra-constraints.c (process_alt_operands): Check combination of
1577 2016-07-08 Jason Merrill <jason@redhat.com>
1578 Richard Biener <rguenther@suse.de>
1580 P0145: Refining Expression Order for C++.
1581 * gimplify.c (initial_rhs_predicate_for): New.
1582 (gimplfy_modify_expr): Gimplify RHS before LHS.
1584 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1587 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1588 Allow standard error handling to take over when a wrong number
1589 of arguments is presented to __builtin_vec_ld () or
1590 __builtin_vec_st ().
1592 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1594 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1599 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1600 __builtin_aarch64_fmaxv2sf.
1601 (vmaxnmq_f32): Likewise.
1602 (vmaxnmq_f64): Likewise.
1603 (vminnm_f32): Likewise.
1604 (vminnmq_f32): Likewise.
1605 (vminnmq_f64): Likewise.
1607 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1610 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1611 enable -mfloat128-hardware by default.
1612 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1613 that IEEE 128-bit hardware support needs.
1614 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1615 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1616 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1617 floating point requires.
1618 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1619 -mfloat128 and -mfloat128-hardware changes.
1621 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1623 PR tree-optimization/71667
1624 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1626 2016-07-08 Martin Liska <mliska@suse.cz>
1629 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1630 folding produces SAVE_EXPRs, thus return false for the type.
1632 2016-07-07 Martin Liska <mliska@suse.cz>
1634 * file-find.c (remove_prefix): New function.
1635 * file-find.h (remove_prefix): Declare the function.
1636 * gcc-ar.c (main): Skip a folder of the wrapper if
1637 a wrapped binary would point to the same file.
1639 2016-07-07 Jan Hubicka <jh@suse.cz>
1641 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1642 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1643 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1645 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1648 * ipa-inline-analysis.c (compute_inline_parameters): Set
1649 local.can_change_signature to false for intrumentation
1652 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1654 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1655 with TARGET_HAVE_MOVT.
1656 (TARGET_HAVE_MOVT): Define.
1657 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1658 availability with TARGET_HAVE_MOVT.
1659 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1661 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1663 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1664 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1665 * config/arm/constraints.md (define_constraint "j"): Use
1666 TARGET_HAVE_MOVT to check MOVT availability.
1668 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1670 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1672 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1674 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1675 (armv8-m.main): Likewise.
1676 (armv8-m.main+dsp): Likewise.
1677 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1678 (FL_FOR_ARCH8M_MAIN): Likewise.
1679 * config/arm/arm-tables.opt: Regenerate.
1680 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1681 armv8-m.main+dsp to BE8_LINK_SPEC.
1682 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1683 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1684 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1685 Baseline and Mainline.
1686 (arm_option_override_internal): Also disable arm_restrict_it when
1687 !arm_arch_notm. Update comment for -munaligned-access to also cover
1689 (arm_file_start): Increase buffer size for printing architecture name.
1690 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1691 and armv8-m.main+dsp.
1692 (mno-unaligned-access): Clarify that this is disabled by default for
1693 ARMv8-M Baseline architectures as well.
1695 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1697 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1698 decide whether to prevent some libgcc routines being included for some
1699 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1700 link between this condition and the one in
1701 libgcc/config/arm/lib1func.S.
1703 2016-07-07 Richard Biener <rguenther@suse.de>
1705 * tree-ssa-pre.c: Include alias.h.
1706 (compute_avail): If we have multiple VN_REFERENCEs with the
1707 same hashtable entry adjust that to make it a valid replacement
1708 for all of them with respect to alignment and aliasing
1709 when doing insertion.
1710 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1711 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1713 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1717 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1718 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1721 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1723 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1724 (adjust_mems): Adjust.
1725 (adjust_insn): Likewise.
1726 (prepare_call_arguments): Likewise.
1728 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1730 * gcse.c (struct ls_expr): Make stores field a vector.
1731 (ldst_entry): Adjust.
1732 (free_ldst_entry): Likewise.
1733 (print_ldst_list): Likewise.
1734 (compute_ld_motion_mems): Likewise.
1735 (update_ld_motion_stores): Likewise.
1737 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1739 * gcse.c (struct ls_expr): Remove loads field.
1740 (ldst_entry): Adjust.
1741 (free_ldst_entry): Likewise.
1742 (print_ldst_list): Likewise.
1743 (compute_ld_motion_mems): Likewise.
1745 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1747 * store-motion.c (struct st_expr): Make antic_stores a vector.
1748 (st_expr_entry): Adjust.
1749 (free_st_expr_entry): Likewise.
1750 (print_store_motion_mems): Likewise.
1751 (find_moveable_store): Likewise.
1752 (compute_store_table): Likewise.
1753 (remove_reachable_equiv_notes): Likewise.
1754 (replace_store_insn): Likewise.
1755 (build_store_vectors): Likewise.
1757 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1759 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1760 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1762 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1764 PR tree-optimization/71518
1765 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1766 misalign also for outer loops with negative step.
1768 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1770 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1771 (cortex_a53_shift): Add mov_shift.
1772 (cortex_a53_shift_reg): Add new reservation for register shifts.
1773 (cortex_a53_alu): Remove bfm.
1774 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1775 (cortex_a53_alu_extr): Add new reservation for EXTR.
1776 (bypasses): Improve bypass modelling.
1778 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1781 * config/avr/avr.c (avr_asm_select_section): Strip off
1782 SECTION_DECLARED from flags when calling get_section.
1784 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1786 * tree-vectorizer.h (vect_memory_access_type): Add
1787 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1788 * tree-vect-stmts.c (compare_step_with_zero): New function.
1789 (perm_mask_for_reverse): Move further up file.
1790 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1792 (get_negative_load_store_type): New function.
1793 (get_load_store_type): Call it. Add an ncopies argument.
1794 (vectorizable_mask_load_store): Update call accordingly and
1795 remove tests for negative steps.
1796 (vectorizable_store, vectorizable_load): Likewise. Handle new
1797 memory_access_types.
1799 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1801 * tree-vectorizer.h (vect_memory_access_type): New enum.
1802 (_stmt_vec_info): Add a memory_access_type field.
1803 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1804 (vect_model_store_cost): Take an access type instead of a boolean.
1805 (vect_model_load_cost): Likewise.
1806 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1807 vect_model_store_cost and vect_model_load_cost.
1808 * tree-vect-stmts.c (vec_load_store_type): New enum.
1809 (vect_model_store_cost): Take an access type instead of a
1810 store_lanes_p boolean. Simplify tests.
1811 (vect_model_load_cost): Likewise, but for load_lanes_p.
1812 (get_group_load_store_type, get_load_store_type): New functions.
1813 (vectorizable_store): Use get_load_store_type. Record the access
1814 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1815 (vectorizable_load): Likewise.
1816 (vectorizable_mask_load_store): Likewise. Replace is_store
1817 variable with vls_type.
1819 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1821 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1822 single_element_p parameter.
1823 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1824 Check the PR65518 case here rather than in vectorizable_load.
1825 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1826 * tree-vect-stmts.c (vectorizable_load): Likewise.
1828 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1830 * tree-vectorizer.h (gather_scatter_info): New structure.
1831 (vect_check_gather_scatter): Return a bool rather than a decl.
1832 Replace return-by-pointer arguments with a single
1833 gather_scatter_info *.
1834 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1835 (vect_analyze_data_refs): Update call accordingly.
1836 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1837 (vectorizable_mask_load_store): Likewise. Also record the
1838 offset dt and vectype in the gather_scatter_info.
1839 (vectorizable_store): Likewise.
1840 (vectorizable_load): Likewise.
1842 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1844 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1845 strided groups, use the cost of N scalar accesses instead
1846 of ncopies vector accesses.
1847 (vect_model_load_cost): Likewise.
1849 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1851 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1852 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1853 variable to indicate when once-per-group costs are being used.
1854 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1856 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1858 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1859 peeling-for-gaps condition.
1861 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1863 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1864 element to register if it doesn't match general_operand.
1866 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1867 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1869 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1871 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1872 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1873 (SIGNBIT): New mode iterator.
1874 (Fsignbit): New mode attribute.
1875 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1876 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1877 when direct moves are available.
1878 (signbit<mode>2_dm): New define_insn_and_split).
1879 (signbit<mode>2_dm2): New define_insn.
1881 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1883 PR rtl-optimization/71594
1884 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1885 into subregs of appropriate mode before trying to emit a conditional
1888 2016-07-05 Jan Hubicka <jh@suse.cz>
1890 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1891 (simple_iv): Use it.
1893 2016-07-05 Jan Hubicka <jh@suse.cz>
1895 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1897 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1899 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1902 2016-07-05 Jan Hubicka <jh@suse.cz>
1904 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1907 2016-07-05 Richard Biener <rguenther@suse.de>
1909 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1910 Handle empty else block.
1911 (is_feasible_trace): Likewise.
1912 (split_paths): Likewise.
1914 2016-07-05 Richard Biener <rguenther@suse.de>
1916 * tree-loop-distribution.c (distribute_loop): Fix issue with
1917 the cost model loop.
1919 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1921 * config/arm/neon-testgen.ml: Delete.
1922 * config/arm/neon.ml: Delete.
1924 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1927 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1928 directly using TREE_PURPOSE.
1930 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1932 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1933 * config/aarch64/aarch64_neon.h: Likewise.
1934 * config/aarch64/arm_neon.h: Likewise.
1935 * config/aarch64/atomics.md: Likewise.
1936 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1937 * doc/invoke.texi: Likewise.
1939 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1941 * config/s390/s390.md: Add "z13" cpu_facility.
1942 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1943 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1944 condition" type instructions.
1946 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1947 Jeff Law <law@redhat.com>
1949 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1950 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1952 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1954 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1955 permutation for TARGET_AVX512F.
1956 (ix86_expand_vec_one_operand_perm_avx512): New function.
1957 (expand_vec_perm_1): Invoke introduced function.
1958 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1959 it may be not valid after vectorization.
1961 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1964 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1965 typo in comment. Only force to memory if it is a weak
1968 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1969 Jiong Wang <jiong.wang@arm.com>
1971 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1972 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1973 (AARCH64_FL_F16): New.
1974 (AARCH64_FL_FOR_ARCH8_2): New.
1975 (AARCH64_ISA_8_2): New.
1976 (AARCH64_ISA_F16): New.
1977 (TARGET_FP_F16INST): New.
1978 (TARGET_SIMD_F16INST): New.
1979 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1980 ("fp"): Disabling "fp" also disables "fp16".
1981 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1982 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1983 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1984 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1986 2016-07-04 Jan Beulich <jbeulich@suse.com>
1988 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1990 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1993 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1994 the insns, use an insn form that does not adjust the offset on
1995 little endian systems.
1997 2016-07-01 Jan Beulich <jbeulich@suse.com>
1999 * varasm.c (get_variable_section): Validate initializer in
2000 named .bss-like sections.
2002 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2004 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2005 Exchange the order of the second and third operands in the vpermr
2006 instruction tmeplate.
2008 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2011 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2012 Disallow TDmode values.
2014 2016-07-01 Alan Modra <amodra@gmail.com>
2016 PR rtl-optimization/71709
2017 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2018 being set, not referenced.
2020 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2022 PR tree-optimization/70729
2023 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2024 of loop since it can be not valid after transformation.
2026 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2028 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2029 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2031 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2033 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2036 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2039 * config/rs6000/constraints.md (wY constraint): New constraint to
2040 match the requirements for the LXSD and STXSD instructions.
2041 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2042 predicate to match the requirements for the LXSD and STXSD
2044 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2045 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2046 to make sure that the bottom 2 bits of offset are 0, the address
2047 form is offsettable, and no updating is done in the address mode.
2048 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2049 (movdi_internal32): Likewise
2050 (movdi_internal64): Likewise.
2052 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2054 PR tree-optimization/71707
2055 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2056 strinfo even for ADDR_EXPR ptr.
2058 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2060 * config/rs6000/altivec.md (darn_32): Change the condition to
2061 TARGET_P9_MISC instead of TARGET_MODULO.
2062 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2063 condition expression.
2064 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2065 condition expression.
2066 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2067 (DFP_TEST): New code iterator.
2068 (dfptstsfi_<code>_mode>): New define_expand.
2069 (*dfp_sgnfcnc_<mode>): New define_insn.
2070 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2071 definition next to BU_P9_MISC_1 definition and change the MASK
2072 value to RS6000_BTM_P9_MISC.
2073 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2074 (BU_P9_64BIT_MISC_0): Likewise.
2075 (BU_P9_DFP_MISC_0): New macro definition.
2076 (BU_P9_DFP_MISC_1): New macro definition.
2077 (BU_P9_DFP_MISC_2): New macro definition.
2078 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2079 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2080 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2081 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2082 (TSTSFI_LT_TD): Likewise.
2083 (TSTSFI_EQ_DD): Likewise.
2084 (TSTSFI_EQ_TD): Likewise.
2085 (TSTSFI_GT_DD): Likewise.
2086 (TSTSFI_GT_TD): Likewise.
2087 (TSTSFI_OV_DD): Likewise.
2088 (TSTSFI_OV_TD): Likewise.
2089 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2090 (TSTSFI_LT_DD): Likewise.
2091 (TSTSFI_LT_TD): Likewise.
2092 (TSTSFI_EQ): Likewise.
2093 (TSTSFI_EQ_DD): Likewise.
2094 (TSTSFI_EQ_TD): Likewise.
2095 (TSTSFI_GT): Likewise.
2096 (TSTSFI_GT_DD): Likewise.
2097 (TSTSFI_GT_TD): Likewise.
2098 (TSTSFI_OV): Likewise.
2099 (TSTSFI_OV_DD): Likewise.
2100 (TSTSFI_OV_TD): Likewise.
2101 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2102 overloaded test significance functions.
2103 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2104 OPTION_MASK_P9_MISC into the representation of this mask.
2105 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2107 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2108 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2110 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2111 argument is a 6-bit unsigned literal value if the icode argument
2112 represents a DFP test significance built-in call.
2113 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2114 flag used independently and in combination with the
2115 RS6000_BTM_64BIT flag.
2116 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2117 (rs6000_builtin_mask_names): Add entry for power9-misc
2118 command-line option.
2119 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2120 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2121 RS6000_BTM_P9_MISC macros.
2122 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2123 option and change the description of the -mpower9-vector option to
2124 enable only vector instructions, removing its erroneously claimed
2125 support for scalar instructions.
2126 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2127 the ISA 3.0 digital floating point test significance built-in
2130 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
2132 * config/aarch64/aarch64.c (cortexa35_tunings):
2133 Enable AES fusion. Use cortexa57_branch_cost.
2134 (cortexa53_tunings): Use cortexa57_branch_cost.
2135 (cortexa72_tunings): Use cortexa57_branch_cost.
2136 Use AUTOPREFETCHER_WEAK.
2137 (cortexa73_tunings): Use cortexa57_branch_cost.
2139 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2140 James Greenhalgh <james.greenhalgh@arm.com>
2142 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
2143 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
2144 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
2145 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
2146 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
2147 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
2148 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
2149 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
2150 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
2151 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
2152 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
2153 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
2154 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
2157 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
2158 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2160 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2162 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2164 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2167 * gcc.c (driver::build_option_suggestions): Pass "option" to
2168 add_misspelling_candidates.
2169 * opts-common.c (add_misspelling_candidates): Add "option" param;
2170 use it to avoid adding negated forms for options marked with
2172 * opts.h (add_misspelling_candidates): Add "option" param.
2174 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2177 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
2178 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
2179 first when permuting bitwise operation with rotate. Cast
2180 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2182 2016-06-29 David Malcolm <dmalcolm@redhat.com>
2184 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
2185 for misspelled param names.
2186 * params.c: Include spellcheck.h.
2187 (find_param_fuzzy): New function.
2188 * params.h (find_param_fuzzy): New prototype.
2189 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
2190 * spellcheck.h (struct edit_distance_traits<const char *>):
2193 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2195 * config/rs6000/predicates.md (const_0_to_7_operand): New
2196 predicate, recognize 0..7.
2197 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2198 support for doing extracts from V16QImode, V8HImode, V4SImode
2200 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
2201 vector extract support.
2202 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
2203 for ISA 3.0 vector extract.
2204 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
2205 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
2206 extracts of a constant element number from small integer vectors
2207 on 64-bit ISA 3.0 systems.
2208 (vsx_extract_<mode>_di): Likewise.
2209 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
2210 say when we can do ISA 3.0 vector extracts.
2211 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
2212 registers, using the stxsiwx instruction.
2214 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
2216 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
2217 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
2218 qdf24xx_regmove_cost, qdf24xx_tunings): New.
2219 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
2220 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
2221 * config/arm/arm.c (arm_qdf24xx_tune): New.
2223 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
2225 * config/aarch64/aarch64.c (cortexa53_tunings):
2226 Increase loop alignment to 8. Set function alignment to 16.
2227 (cortexa35_tunings): Likewise.
2228 (cortexa57_tunings): Increase loop alignment to 8.
2229 (cortexa72_tunings): Likewise.
2230 (cortexa73_tunings): Likewise.
2232 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
2234 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
2235 for arm_fp16_ok and arm_fp16_hw.
2236 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
2237 arm_fp16_alternative.
2239 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
2241 PR tree-optimization/71655
2242 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
2243 types when swapping operands.
2245 2016-06-29 Martin Liska <mliska@suse.cz>
2248 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
2249 * ipa-inline-transform.c (inline_call): Remove unnecessary call
2250 of build_optimization_node.
2252 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
2254 PR tree-optimization/70729
2255 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
2256 independent in loops having positive safelen value.
2257 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2258 it may be not valid after vectorization.
2260 2016-06-29 Jakub Jelinek <jakub@redhat.com>
2262 PR tree-optimization/71625
2263 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
2264 is sorted by ascending list->offset. If PTR is non-NULL and there is
2265 previous strinfo, call get_stridx_plus_constant.
2266 (get_stridx): Pass exp as second argument to get_addr_stridx.
2267 (addr_stridxptr): Add missing list = list->next, so that there can be
2268 more than one entries in the list. Bump limit from 16 to 32. Ensure
2269 the list is sorted by ascending list->offset.
2270 (get_stridx_plus_constant): Adjust so that it can be also called with
2271 ADDR_EXPR instead of SSA_NAME as PTR.
2272 (handle_char_store): Pass NULL_TREE as second argument to
2275 2016-06-29 Richard Biener <rguenther@suse.de>
2277 PR rtl-optimization/68961
2278 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
2280 2016-06-29 Richard Biener <rguenther@suse.de>
2283 * alias.c (component_uses_parent_alias_set_from): Handle
2284 type punning through union accesses by using the union alias set.
2285 * gimple.c (gimple_get_alias_set): Remove union type punning case.
2287 2016-07-29 Richard Biener <rguenther@suse.de>
2289 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
2290 precision not matching mode precision.
2292 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
2294 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
2295 pa_output_arg_descriptor.
2296 (call_val_symref_64bit_post_reload): Likewise.
2297 (call_val_powf_64bit_post_reload): Likewise.
2298 (sibcall_internal_symref_64bit): Likewise.
2299 (sibcall_value_internal_symref_64bit): Likewise.
2301 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2304 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2305 a constant, force its SUBREG_REG into memory or register instead
2308 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2311 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
2312 * doc/invoke.texi (AVR Options): Document it.
2314 2016-06-28 Walter Lee <walt@tilera.com>
2316 * config/tilegx/linux.h: Do not include arch/icache.h
2317 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2318 * config/tilepro/linux.h: Do not include arch/icache.h
2319 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2321 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
2323 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
2324 for big-endian BIT_FIELD_REF.
2326 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2328 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2329 ('size' attribute): Add '128'.
2331 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2332 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2333 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2334 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2335 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2336 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2337 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2338 *trunc<mode>df2_odd): Set size attribute to '128'.
2339 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2340 * config/rs6000/power6.md (power6-fp): Include dfp type.
2341 * config/rs6000/power7.md (power7-fp): Likewise.
2342 * config/rs6000/power8.md (power8-fp): Likewise.
2343 * config/rs6000/power9.md: New file.
2344 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2345 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2346 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2348 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2349 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2350 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2351 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2352 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2353 dfp_dscri_<mode>): Change type attribute to dfp.
2354 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2355 attribute to vecsimple.
2356 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2357 and prefetch streams.
2358 (rs6000_option_override_internal): Remove temporary code setting
2359 tuning to power8. Don't set rs6000_sched_groups for power9.
2360 (last_scheduled_insn): Change to rtx_insn *.
2361 (divide_cnt, vec_load_pendulum): New variables.
2362 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2363 (rs6000_issue_rate): Set issue rate for Power9.
2364 (is_power9_pairable_vec_type): New.
2365 (power9_sched_reorder2): New.
2366 (rs6000_sched_reorder2): Call new function for Power9 specific
2368 (insn_must_be_first_in_group): Remove Power9.
2369 (insn_must_be_last_in_group): Likewise.
2370 (force_new_group): Likewise.
2371 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2372 Initialize divide_cnt/vec_load_pendulum.
2373 (_rs6000_sched_context, rs6000_init_sched_context,
2374 rs6000_set_sched_context): Handle context save/restore of new
2377 2016-06-28 Richard Biener <rguenther@suse.de>
2379 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
2380 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
2381 COMPONENT_REF operand.
2382 (nonoverlapping_component_refs_p): Likewise.
2383 * stor-layout.c (start_bitfield_representative): Mark
2384 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
2386 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2388 * Makefile.in: Don't cat ../stage_current if it does not exist.
2390 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
2391 last argument is a bit-field.
2393 PR rtl-optimization/71673
2394 * internal-fn.c (expand_arith_overflow_result_store): Use
2395 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
2396 expand_simple_binop.
2399 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
2400 expand_ifn_atomic_compare_exchange): New functions.
2401 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
2402 * tree.h (build_call_expr_internal_loc): Rename to ...
2403 (build_call_expr_internal_loc_array): ... this. Fix up type of
2405 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
2406 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
2407 ATOMIC_COMPARE_EXCHANGE result.
2408 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
2409 * gimple-fold.h (optimize_atomic_compare_exchange_p,
2410 fold_builtin_atomic_compare_exchange): New prototypes.
2411 * gimple-fold.c (optimize_atomic_compare_exchange_p,
2412 fold_builtin_atomic_compare_exchange): New functions..
2413 * tree-ssa.c (execute_update_addresses_taken): If
2414 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
2415 of call when finding addressable vars, and if such var becomes
2416 non-addressable, call fold_builtin_atomic_compare_exchange.
2418 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2421 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2422 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2424 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2426 * config/rs6000/rs6000.md ('type' attribute): Add
2427 veclogical,veccmpfx,vecexts,vecmove insn types.
2428 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2429 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2430 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2431 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2432 *nabs<mode>2_hw): Change type to vecmove.
2433 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2434 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2435 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2436 *ieee_128bit_vsx_abs<mode>2_internal,
2437 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2438 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2439 *ieee128_mtvsrd_32bit): Change type to veclogical.
2440 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2441 *movdi_internal32, *movdi_internal64): Update insn types.
2442 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2443 vsx_extract_<mode>): Change type to veclogical.
2444 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2445 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2446 *vsx_sign_extend_si_v2di): Change type to vecexts.
2447 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2449 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2450 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2451 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2452 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2453 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2454 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2455 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2456 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2457 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2458 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2459 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2460 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2461 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2462 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2463 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2464 (ppc7450-vecsimple): Add veclogical, vecmove.
2465 (ppc7450-veccmp): Add veccmpfx.
2466 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2468 (ppc8540_vector_compare): Add veccmpfx.
2469 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2470 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2471 (cell-vecsimple): Add veclogical, vecmove.
2472 (cell-veccmp): Add veccmpfx.
2473 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2474 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2476 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2477 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2478 (power4-vecsimple): Add veclogical, vecmove.
2479 (power4-veccmp): Add veccmpfx.
2480 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2481 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2482 (power6-vecsimple): Add veclogical, vecmove.
2483 (power6-veccmp): Add veccmpfx.
2484 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2485 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2486 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2487 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2488 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2489 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2490 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2492 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2494 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2497 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2498 OPTION_MASK_P9_DFORM_VECTOR.
2499 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2500 disable -mpower9-dform-vector when using reload.
2501 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2502 New 'strict' argument. Update all callers. Add strict addressing
2504 (rs6000_legitimate_offset_address_p): Remove call to
2505 virtual_stack_registers_memory_p.
2506 (rs6000_legitimize_reload_address): Add quad address support.
2507 (rs6000_legitimate_address_p): Move call to quad_address_p above
2508 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2509 to account for new strict usage.
2510 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2511 for new strict usage.
2512 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2514 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.c (ix86_spill_class): Disable condition to
2522 always return NO_REGS.
2524 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2526 * predict.c: Include gimple-pretty-print.h
2527 (predicted_by_loop_heuristics_p): Check also
2528 PRED_LOOP_EXIT_WITH_RECURSION
2529 (predict_loops): Find self recursive calls and use special purpose
2530 predictors for them; dump log about decisions.
2531 (pass_profile::execute): Dump info about #of iterations.
2532 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2533 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2535 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2537 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2538 output_asm_insn calls and shorten long lines. Output .CALL
2539 argument descriptor using pa_output_arg_descriptor. Add various
2540 inline $$dyncall and other optimizations.
2541 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2543 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2545 PR tree-optimization/71643
2546 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2549 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2550 leak a bitmap if dep_bb is NULL.
2552 PR tree-optimization/71631
2553 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2554 to rewrite_expr_tree even if negate_result, move new_lhs var
2555 declaration and initialization earlier, for powi_result set afterwards
2556 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2557 if new_lhs != lhs, and don't shadow gsi var.
2559 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2561 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2562 Add in_loop parameter.
2563 (predict_loops): Add loop guard heuristics.
2564 * predict.def (PRED_LOOP_GUARD): New heuristics.
2566 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2568 * predict.c: Include ipa-utils.h
2569 (tree_bb_level_prediction): Predict recursive calls.
2570 (tree_estimate_probability_bb): Skip inexpensive calls for call
2572 * predict.def (PRED_RECURSIVE_CALL): New.
2574 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2576 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2577 (BU_FLOAT128_1): Likewise.
2579 (COPYSIGNQ): Likewise.
2580 (RS6000_BUILTIN_NANQ): Likewise.
2581 (RS6000_BUILTIN_NANSQ): Likewise.
2582 (RS6000_BUILTIN_INFQ): Likewise.
2583 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2584 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2585 (TARGET_FOLD_BUILTIN): New #define.
2586 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2587 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2588 (rs6000_fold_builtin): New target hook implementation, handling
2589 folding of 128-bit NaNs and infinities.
2590 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2591 entries are filled in to avoid problems during bootstrap
2592 self-test; define builtins for 128-bit NaNs and infinities.
2593 (rs6000_opt_mask): Add entry for float128.
2594 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2595 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2596 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2597 (const_str_type_node): New #define.
2598 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2599 to a define_expand that dispatches to either copysign<mode>3_soft
2600 or copysign<mode>3_hard.
2601 (copysign<mode>3_hard): Rename from copysign<mode>3.
2602 (copysign<mode>3_soft): New define_insn.
2603 * doc/extend.texi: Document new builtins.
2605 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2607 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2608 PRIu64 instead of lu.
2610 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2613 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2616 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2618 PR tree-optimization/71647
2619 * omp-low.c (lower_rec_input_clauses): Convert
2620 omp_clause_aligned_alignment (c) to size_type_node for the
2621 last argument of __builtin_assume_aligned.
2623 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2625 * configure.ac (calling ___tls_get_addr via GOT): New
2626 assembler/linker check.
2627 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2628 assembler and linker supports calling ___tls_get_addr via GOT.
2629 Otherise, defined to 0.
2630 * config.in: Regenerated.
2631 * configure: Likewise.
2632 * config/i386/constraints.md (Yb): New constraint.
2633 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2634 (REG_CLASS_NAMES): Likewise.
2635 (REG_CLASS_CONTENTS): Likewise.
2636 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2637 the b constraint with the Yb constraint. Call ___tls_get_addr
2638 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2640 (*tls_local_dynamic_base_32_gnu): Likewise.
2641 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2642 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2643 (*tls_local_dynamic_base_64_<mode>): Likewise.
2645 2016-06-24 Martin Liska <mliska@suse.cz>
2647 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2648 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2650 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2651 argument to true if the expected number of iterations is
2654 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2656 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2657 assemble for 32bit target.
2658 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2659 and $ld_ix86_gld_32_opt to link for 32bit target.
2660 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2661 * configure: Regenerate.
2663 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2665 * config/arm/arm.c (int_log2): Delete definition and prototype.
2666 (shift_op): Use exact_log2 instead of int_log2.
2667 (vfp3_const_double_for_fract_bits): Likewise.
2669 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2671 * internal-fn.c (expand_arith_set_overflow): New function.
2672 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2674 (expand_arith_overflow_result_store): Likewise. Handle precision
2675 smaller than mode precision.
2676 * tree-vrp.c (extract_range_basic): For imag part, handle
2677 properly signed 1-bit precision result.
2678 * doc/extend.texi (__builtin_add_overflow): Document that last
2679 argument can't be pointer to enumerated or boolean type.
2680 (__builtin_add_overflow_p): Document that last argument can't
2681 have enumerated or boolean type.
2683 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2684 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2686 * config/rs6000/predicates.md (splat_input_operand): Rework.
2687 Don't allow constants, since the insns that use this predicate
2688 don't support constants. Constants are handled by other insns
2689 that are created via combine. During and after register
2690 allocation, only allow indexed or indirect addresses, and not
2691 general addresses. Only allow modes supported by the hardware.
2692 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2693 comment. Move check for using VSPLTIS<x> to a common location,
2694 instead of doing it in two different places.
2696 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2698 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2699 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2700 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2701 signature_CENTAUR_ebx.
2703 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2707 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2708 (as_ix86_gas_32_opt): This.
2709 (ld_ix86_tls_ldm_opt): Renamed to ...
2710 (ld_ix86_gld_32_opt): This.
2711 (R_386_TLS_LDM reloc): Updated.
2712 (R_386_GOT32X reloc): New assembler/linker check.
2713 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2714 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2716 * config.in: Regenerated.
2717 * configure: Likewise.
2718 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2719 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2720 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2721 if ix86_force_load_from_GOT_p returns true.
2722 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2723 ix86_force_load_from_GOT_p returns true.
2724 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2725 the external function address via the GOT slot.
2726 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2727 HAVE_AS_IX86_GOT32X before returning false.
2728 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2729 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2731 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2733 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2735 2016-06-23 Andi Kleen <ak@linux.intel.com>
2737 * Makefile.in: Regenerate.
2738 * doc/install.texi: Document autoprofiledbootstrap.
2740 2016-06-23 Andi Kleen <ak@linux.intel.com>
2742 * config/i386/gcc-auto-profile: New file.
2744 2016-06-23 Martin Liska <mliska@suse.cz>
2747 * predict.c (predict_loops): Revert the hunk that was removed
2750 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2752 * config.gcc: Add support for arm*-*-phoenix* targets.
2753 * config/arm/t-phoenix: New.
2754 * config/phoenix.h: New.
2756 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2757 H.J. Lu <hongjiu.lu@intel.com>
2760 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2761 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2762 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2763 ix86_force_load_from_GOT_p returns true.
2764 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2765 ix86_force_load_from_GOT_p returns true.
2766 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2767 ix86_force_load_from_GOT_p returns true.
2768 (ix86_expand_move): Load the external function address via the
2769 GOT slot if ix86_force_load_from_GOT_p returns true.
2770 * config/i386/predicates.md (x86_64_immediate_operand): Return
2771 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2772 (x86_64_zext_immediate_operand): Ditto.
2774 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2776 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2778 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2781 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2782 * diagnostic.c (pedwarn_at_rich_loc): New function.
2783 * spellcheck.h (best_match::best_match): Add a
2784 "best_distance_so_far" optional parameter.
2785 (best_match::set_best_so_far): New method.
2786 (best_match::get_best_distance): New accessor.
2787 (best_match::get_best_candidate_length): New accessor.
2789 2016-06-22 Nick Clifton <nickc@redhat.com>
2791 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2792 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2793 modes are accepted as well.
2794 (ucompare_loc_descriptor): Likewise.
2795 (minmax_loc_descriptor): Likewise.
2796 (clz_loc_descriptor): Likewise.
2797 (popcount_loc_descriptor): Likewise.
2798 (bswap_loc_descriptor): Likewise.
2799 (rotate_loc_descriptor): Likewise.
2800 (mem_loc_descriptor): Likewise.
2801 (loc_descriptor): Likewise.
2803 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2805 * common.opt (fdiagnostics-parseable-fixits): New option.
2806 * diagnostic.c: Include "selftest.h".
2807 (print_escaped_string): New function.
2808 (print_parseable_fixits): New function.
2809 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2810 (selftest::assert_print_escaped_string): New function.
2811 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2812 (selftest::test_print_escaped_string): New function.
2813 (selftest::test_print_parseable_fixits_none): New function.
2814 (selftest::test_print_parseable_fixits_insert): New function.
2815 (selftest::test_print_parseable_fixits_remove): New function.
2816 (selftest::test_print_parseable_fixits_replace): New function.
2817 (selftest::diagnostic_c_tests): New function.
2818 * diagnostic.h (struct diagnostic_context): Add field
2819 "parseable_fixits_p".
2820 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2821 -fdiagnostics-parseable-fixits.
2822 (-fdiagnostics-parseable-fixits): New option.
2823 * opts.c (common_handle_option): Handle
2824 -fdiagnostics-parseable-fixits.
2825 * selftest-run-tests.c (selftest::run_tests): Call
2826 selftest::diagnostic_c_tests.
2827 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2829 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2831 PR tree-optimization/71488
2832 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2833 comparison of boolean vectors.
2834 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2835 of boolean vectors using bitwise operations.
2837 2016-06-22 Andreas Schwab <schwab@suse.de>
2839 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2842 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2844 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2846 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2848 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2851 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2853 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2854 * config/arm/arm-cores.def (cortex-a73): New entry.
2855 (cortex-a73.cortex-a35): Likewise.
2856 (cortex-a73.cortex-a53): Likewise.
2857 * config/arm/arm-tables.opt: Regenerate.
2858 * config/arm/arm-tune.md: Likewise.
2859 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2860 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2861 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2862 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2863 * doc/invoke.texi (ARM Options): Document cortex-a73,
2864 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2866 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2868 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2869 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2870 (cortex-a73.cortex-a35): Likewise.
2871 (cortex-a73.cortex-a53): Likewise.
2872 * config/aarch64/aarch64-tune.md: Regenerate.
2873 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2874 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2877 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2879 * configure.ac (gcc_cv_as_compress_debug): Remove
2880 --compress-debug-sections as extra as switch.
2881 Handle gas --compress-debug-sections=type.
2882 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2883 Handle gld --compress-debug-sections=type.
2884 * configure: Regenerate.
2886 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2888 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2890 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2892 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2893 (do_rewrite): likewise.
2895 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2897 * common/config/mep/mep-common.c: Remove.
2898 * config.gcc: Remove mep-* support.
2899 * config/mep/constraints.md: Remove.
2900 * config/mep/default.h: Remove.
2901 * config/mep/intrinsics.h: Remove.
2902 * config/mep/intrinsics.md: Remove.
2903 * config/mep/ivc2-template.h: Remove.
2904 * config/mep/mep-c5.cpu: Remove.
2905 * config/mep/mep-core.cpu: Remove.
2906 * config/mep/mep-default.cpu: Remove.
2907 * config/mep/mep-ext-cop.cpu: Remove.
2908 * config/mep/mep-intrin.h: Remove.
2909 * config/mep/mep-ivc2.cpu: Remove.
2910 * config/mep/mep-pragma.c: Remove.
2911 * config/mep/mep-protos.h: Remove.
2912 * config/mep/mep.c: Remove.
2913 * config/mep/mep.cpu: Remove.
2914 * config/mep/mep.h: Remove.
2915 * config/mep/mep.md: Remove.
2916 * config/mep/mep.opt: Remove.
2917 * config/mep/predicates.md: Remove.
2918 * config/mep/t-mep: Remove.
2919 * doc/install.texi: Remove mep-* documentation.
2920 * doc/md.texi: Likewise.
2922 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2924 * config.gcc: Remove support for avr-rtems.
2925 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2926 * config/avr/rtems.h: Remove.
2927 * config/avr/t-rtems: Remove.
2929 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2931 * config.gcc: Remove m32r-rtems support.
2932 * config/m32r/rtems.h: Remove.
2934 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2936 * config.gcc: Remove h8300-rtems support.
2937 * config/h8300/rtems.h: Remove.
2938 * config/h8300/t-rtems: Remove.
2940 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2942 * config.gcc: Remove support for knetbsd.
2943 * configure.ac: Likewise.
2944 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2945 * config/knetbsd-gnu.h: Remove.
2946 * configure: Regenerate.
2948 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2950 * config.gcc: Remove support for openbsd 2 and 3.
2951 * config/openbsd-oldgas.h: Remove.
2953 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2955 * config.gcc: Remove interix support.
2956 * config/i386/i386-interix.h: Remove.
2957 * config/i386/interix.opt: Remove.
2958 * config/i386/t-interix: Remove.
2959 * configure: Regenerate.
2960 * configure.ac: Remove interix support.
2961 * doc/install.texi: Remove interix documentation.
2963 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2965 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2966 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2969 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2972 they are both PLACEHOLDER_EXPRs.
2974 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2976 * stor-layout.c (layout_type): Move setting complex MODE to
2977 layout_type, instead of setting it ahead of time by the caller.
2978 * tree.c (build_complex_type): Likewise.
2980 2016-06-21 Martin Liska <mliska@suse.cz>
2982 * predict.c (force_edge_cold): Replace imposisble with
2985 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2987 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2988 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2990 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2992 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2994 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2995 Ilya Enkovich <ilya.enkovich@intel.com>
2998 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2999 New member function to convert V1TImode register to SUBREG
3000 TImode in debug insn.
3001 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
3002 after changing register mode to V1TImode.
3004 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3006 * config/aarch64/aarch64-cores.def (vulcan): New core.
3007 * config/aarch64/aarch64-tune.md: Regenerate.
3008 * doc/invoke.texi: Document vulcan as an available option.
3010 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3012 * cse.c (canon_asm_operands): New function extracted from...
3013 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3014 either standalone or member of a PARALLEL.
3016 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3019 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3020 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3021 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3023 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3026 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3027 constant addresses if can_create_pseudo_p.
3029 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3031 PR tree-optimization/71588
3032 * tree-ssa-strlen.c (valid_builtin_call): New function.
3033 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3036 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3039 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3040 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3041 for conversion of scalar user var to complex type and use the
3042 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3045 PR rtl-optimization/71591
3046 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3047 don't run any tests.
3049 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3052 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3053 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3054 space for PIC with non-v32 and the common non-PIC "jump".
3056 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3059 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3060 returned values and add UN*/LTGT/*ORDERED cases with values matching
3061 D operand modifier on vcmp for AVX.
3063 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3065 * config/aarch64/aarch64.opt
3066 (mpc-relative-literal-loads): Rename internal option name.
3067 * config/aarch64/aarch64.c
3068 (aarch64_nopcrelative_literal_loads): Rename to
3069 aarch64_pcrelative_literal_loads.
3070 (aarch64_expand_mov_immediate): Likewise.
3071 (aarch64_secondary_reload): Likewise.
3072 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3073 (aarch64_override_options_after_change_1): Rename and simplify logic.
3074 (aarch64_classify_symbol): Merge large model checks into switch,
3075 remove pc-relative load check.
3077 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3079 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3080 costs relative to the cost of a register move.
3082 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3084 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3085 (vcvt_n_f64_u64): Likewise.
3086 (vcvt_n_s64_f64): Likewise.
3087 (vcvt_n_u64_f64): Likewise.
3088 (vcvt_f64_s64): Likewise.
3089 (vrecpe_f64): Likewise.
3090 (vcvt_f64_u64): Likewise.
3091 (vrecps_f64): Likewise.
3093 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3095 * config/aarch64/aarch64.md
3096 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
3098 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
3100 * config/aarch64/aarch64-builtins.c
3101 (aarch64_types_binop_uss_qualifiers): Delete.
3102 (TYPES_BINOP_USS): Likewise.
3103 (aarch64_types_binop_sus_qualifiers): Likewise.
3104 (TYPES_BINOP_SUS): Likewise.
3105 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
3106 (TYPES_FCVTIMM_SUS): Likewise.
3107 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
3109 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
3110 (fcvtzs): Use SHIFTIMM rather than BINOP.
3111 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
3113 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3115 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
3116 costs relative to the cost of a register move.
3118 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3120 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
3121 Allow scalar/single vector modes to be tieable.
3123 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3125 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
3127 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3129 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
3131 * tree.h (TYPE_ALIGN): Likewise.
3133 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3136 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
3138 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3140 * config/avr/avr.c (avr_print_operand): Fix "format not a string
3141 literal" build warnings.
3142 (avr_print_operand_address): Dito.
3144 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
3147 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
3148 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
3150 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
3152 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
3154 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
3157 * reload1.c (reload): Pass 0 to finish_spills when called because
3158 update_eliminables_and_spill returns true and remove did_spill.
3159 (finish_spills): Adjust comment and document GLOBAL parameter.
3161 2016-06-17 DJ Delorie <dj@redhat.com>
3164 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
3165 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
3166 (umulqihi3_virt): Likewise.
3167 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
3168 (umulqihi3_real): Likewise.
3170 2016-06-17 Martin Liska <mliska@suse.cz>
3172 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
3174 2016-06-17 Martin Liska <mliska@suse.cz>
3176 * predict.def: PRED_LOOP_EXIT from 92 to 85.
3178 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
3180 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
3182 (vaddq_f32): Likewise.
3183 (vmul_f32): Likewise.
3184 (vmulq_f32): Likewise.
3185 (vsub_f32): Likewise.
3186 (vsubq_f32): Likewise.
3188 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3190 PR tree-optimization/71347
3191 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
3192 cost for all uses in group.
3194 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3196 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
3197 insert gimple seq if it's not empty.
3199 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3201 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
3203 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
3205 (comp_dr_with_seg_len_pair): Ditto.
3206 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
3207 struct dr_with_seg_len_pair against DR_OFFSET.
3208 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
3211 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
3213 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
3215 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
3217 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
3218 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
3219 (pa_output_millicode_call): Likewise.
3220 (pa_output_call): Likewise.
3221 (pa_output_indirect_call): Likewise.
3222 (pa_asm_output_mi_thunk): Likewise.
3224 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3226 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
3228 2016-06-16 Martin Liska <mliska@suse.cz>
3230 * predict.c (combine_predictions_for_insn): When we find a first
3231 match predictor, we should consider just predictors with
3232 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
3233 DS theory predictor.
3234 (combine_predictions_for_bb): Likewise.
3236 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3238 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3239 with base of reference to struct.
3241 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3243 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
3245 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3248 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
3249 progmem_swtable_section.
3250 (progmem_swtable_section): Remove.
3251 (avr_asm_function_rodata_section): Remove.
3252 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3253 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
3255 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
3257 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3258 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
3259 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
3260 signature_CENTAUR_ebx.
3261 * config/i386/i386.c (ix86_option_override_internal): Add
3262 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
3263 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
3264 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
3266 2016-06-16 Martin Liska <mliska@suse.cz>
3268 * predict.def: Add fortran loop preheader predictor.
3269 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
3270 fold IFN_BUILTIN_EXPECT with a known constant argument.
3272 2016-06-16 Martin Liska <mliska@suse.cz>
3274 * predict.def: Add 'Fortran' to display text of all
3275 PRED_FORTRAN_* predictors.
3277 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3280 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
3281 [IA64_BUILTIN_NANSQ]: Ditto.
3282 (ia64_fold_builtin): New function.
3283 (TARGET_FOLD_BUILTIN): New define.
3284 (ia64_init_builtins) Declare const_string_type node.
3285 Add __builtin_nanq and __builtin_nansq builtin functions.
3286 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
3288 2016-06-16 Nick Clifton <nickc@redhat.com>
3290 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
3291 MSP430_HWMULT_ prefix to enum values.
3292 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
3293 * config/msp430/msp430.c: Update use of enum values.
3294 * config/msp430/msp430.md: Likewise.
3295 * config/msp430/msp430.opt: Likewise.
3297 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
3299 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
3300 of comparsions in the last iteration.
3302 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3303 Joern Rennecke <joern.rennecke@embecosm.com>
3305 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
3307 (arc_needs_pcl_p): Add GOTOFFPC.
3308 (arc_legitimate_pic_addr_p): Likewise.
3309 (arc_output_pic_addr_const): Likewise.
3310 (arc_legitimize_pic_address): Generate a pc-relative address using
3312 (arc_output_libcall): Use @pcl syntax.
3313 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
3314 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
3315 (*movsi_insn): Use @pcl syntax.
3316 (doloop_begin_i): Likewise.
3318 2016-06-16 Martin Liska <mliska@suse.cz>
3320 * predict.def: Define a new predictor.
3322 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3324 * config/arc/arc.opt (mtp-regno): Update text.
3326 2016-06-16 Renlin Li <renlin.li@arm.com>
3328 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
3330 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3333 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3334 (setcc + and peephole2): Likewise.
3336 PR rtl-optimization/71532
3337 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
3340 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3342 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
3343 DImode constants with XXSPLTIB in vector registers.
3344 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
3345 vsx_extract_<mode>_internal{1,2} into a single insn that handles
3346 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
3347 extraction of the element at the top of the register as a scalar
3349 (vsx_extract_<mode>_internal1): Likewise.
3350 (vsx_extract_<mode>_internal2): Likewise.
3351 * config/rs6000/constraints.md (wi constraint): Remove a comment
3352 about DImode not being allowed in Altivec registers.
3353 (wB constraint): New constraint for constants that can be
3354 generated in Altivec registers with VSPLTISW/VUPKHSW.
3355 * config/rs6000/predicates.md (xxspltib_constant_split): Update
3357 (xxspltib_constant_nosplit): Likewise.
3358 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
3359 support for -mupper-regs-di to enable DImode to go into Altivec
3361 (POWERPC_MASKS): Likewise.
3362 (power7 cpu): Likewise.
3363 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
3364 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
3365 for DImode being allowed in Altivec registers. Update wi/wj
3366 constraints. Set scalar_in_vmx_p flag.
3367 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
3368 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
3369 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
3370 (rs6000_opt_masks): Add -mupper-regs-di.
3371 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
3372 direct move to use wi and not wj.
3374 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
3376 (floatunssi<mode>2_lfiwzx_mem): Likewise.
3377 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
3378 any VSX register, instead of just Altivec registers, to allow
3379 either operand to be an Altivec register or both.
3380 (fixuns_trunc<mode>di2_fctiduz): Likewise.
3381 (movdi_internal32): Add support for -mupper-regs-di. Add support
3382 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
3383 the alternatives and attributes to be lined up to be easier to
3385 (movdi_internal64): Likewise.
3386 (64-bit DImode splitters): Change predicates to only split loading
3387 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
3388 load constants in ISA 3.0 or ISA 2.07 respectively.
3389 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3390 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
3391 mention -mcpu=power9 sets these options.
3392 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
3395 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3398 * config/avr/avr.c (avr_set_current_function): Warn misspelled
3399 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
3400 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
3401 by default to warn misspelled interrupt/ signal handler.
3402 * doc/invoke.texi (AVR Options): Document it. Update description
3403 for -nodevicelib option.
3405 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3407 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
3408 up parentheses. Use GET_MODE_UNIT_BITSIZE.
3409 (aarch64_<sur>shll2_n<mode>): Likewise.
3411 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3414 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3415 DECL_CONTEXT for copied arguments.
3417 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3419 PR tree-optimization/71483
3420 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
3423 2016-06-15 Martin Liska <mliska@suse.cz>
3425 * predict.c (tree_predict_by_opcode): Call predict_edge_def
3426 instead of predict_edge w/o a probability.
3428 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3430 PR tree-optimization/71439
3431 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
3434 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3436 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
3437 register subregs in SET_SRC.
3439 2016-06-15 Richard Biener <rguenther@suse.de>
3441 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
3444 2016-06-15 Richard Biener <rguenther@suse.de>
3446 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
3447 not consider dependences between accesses that belong to the
3449 (vect_analyze_data_ref_dependences): Do not analyze read-read
3450 or self-dependences.
3452 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3454 * spellcheck-tree.c: Include spellcheck-tree.h rather than
3456 (find_closest_identifier): Reimplement in terms of
3457 best_match<tree,tree>.
3458 * spellcheck-tree.h: New file.
3459 * spellcheck.c (struct edit_distance_traits<const char *>): New
3461 (find_closest_string): Reimplement in terms of
3462 best_match<const char *, const char *>.
3463 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
3464 overload to spellcheck-tree.h.
3465 (find_closest_identifier): Likewise.
3466 (struct edit_distance_traits<T>): New template.
3467 (class best_match): New class.
3469 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3471 * selftest-run-tests.c (selftest::run_tests): Call
3472 selftest::spellcheck_tree_c_tests.
3473 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
3474 * spellcheck-tree.c: Include selftest.h and stringpool.h.
3475 (selftest::test_find_closest_identifier): New function.
3476 (selftest::spellcheck_tree_c_tests): New function.
3477 * spellcheck.c (selftest::test_find_closest_string): Verify that
3478 the order of the vec does not affect the results for this case.
3479 (selftest::test_data): New array.
3480 (selftest::test_metric_conditions): New function.
3481 (selftest::spellcheck_c_tests): Add a test of case-comparison.
3482 Call selftest::test_metric_conditions.
3484 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3486 * config/rs6000/rs6000-builtin.def (commentary): Typo.
3487 (BU_P9_MISC_1): Likewise.
3488 (BU_P9_64BIT_MISC_0): Likewise.
3489 (BU_P9_MISC_0): Likewise.
3491 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3493 * gcc-rich-location.c
3494 (gcc_rich_location::add_fixit_misspelled_id): New method.
3495 * gcc-rich-location.h
3496 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3498 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3500 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3501 FreeBSD 11 and above.
3503 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3507 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3509 * expmed.h: Close parenthesis in "at your option" in copyright
3511 * lower-subreg.h: Likewise.
3513 2016-06-14 Richard Biener <rguenther@suse.de>
3516 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3519 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3521 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3523 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3525 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3527 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3528 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3530 2016-06-14 Richard Biener <rguenther@suse.de>
3532 PR tree-optimization/71522
3533 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3534 copying into float copying.
3536 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3538 PR tree-optimization/71520
3539 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3540 (replace_block_by): Move user labels from bb1 to bb2.
3542 2016-06-14 Richard Biener <rguenther@suse.de>
3546 * expr.h (get_bit_range): Declare.
3547 * expr.c (get_bit_range): Export.
3548 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3549 word_mode again to constrain the bitfield access.
3551 2016-06-14 Richard Biener <rguenther@suse.de>
3553 PR tree-optimization/71521
3554 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3555 division int_const_binop against zero divisor.
3557 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/i386.md (signbittf2): New expander.
3560 * config/i386/sse.md (ptesttf2): New insn pattern.
3562 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3565 * input.c (selftest::test_reading_source_line): Avoid reading from
3566 __FILE__ by creating a tempfile with known content and reading
3569 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3571 * pretty-print.c (assert_pp_format_colored): Skip the test if
3573 (test_pp_format): Remove comment about GCC_COLORS.
3575 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3577 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3578 * pretty-print.c (assert_pp_format_va): Add location param and use
3579 it with ASSERT_STREQ_AT.
3580 (assert_pp_format): Add location param and pass it to
3581 assert_pp_format_va.
3582 (assert_pp_format_colored): Likewise.
3583 (ASSERT_PP_FORMAT_1): New.
3584 (ASSERT_PP_FORMAT_2): New.
3585 (ASSERT_PP_FORMAT_3): New.
3586 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3587 explicitly, or implicitly via the above macros.
3588 * selftest.c (selftest::pass): Use a selftest::location rather
3590 (selftest::fail): Likewise. Print the function name.
3591 (selftest::fail_formatted): Likewise.
3592 (selftest::assert_streq): Use a selftest::location rather than
3594 * selftest.h (selftest::location): New struct.
3595 (SELFTEST_LOCATION): New macro.
3596 (selftest::pass): Accept a const location & rather than file
3598 (selftest::fail): Likewise.
3599 (selftest::fail_formatted): Likewise.
3600 (selftest::assert_streq): Likewise.
3601 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3602 (ASSERT_FALSE): Likewise.
3603 (ASSERT_EQ): Likewise.
3604 (ASSERT_NE): Likewise.
3605 (ASSERT_STREQ): Likewise.
3606 (ASSERT_PRED1): Likewise.
3607 (ASSERT_STREQ_AT): New macro.
3609 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3611 * selftest.c (selftest::fail_formatted): New function.
3612 (selftest::assert_streq): New function.
3613 * selftest.h (selftests::fail_formatted): New decl.
3614 (selftest::assert_streq): New decl.
3615 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3617 2016-06-13 Jeff Law <law@redhat.com>
3619 PR tree-optimization/71403
3620 * tree-ssa-threadbackward.c
3621 (convert_and_register_jump_thread_path): No longer accept reference
3622 to path. Do not pop items off the path anymore.
3623 (fsm_find_control_statement_thread_paths): Do not allow threading
3624 to a deeper loop nest. Pop the last item off the path here rather
3625 than in convert_and_register_jump_thread_path.
3627 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3628 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3630 [AArch64] Emit division using the Newton series
3632 * config/aarch64/aarch64-protos.h
3633 (cpu_approx_modes): Add new member "division".
3634 (aarch64_emit_approx_div): Declare new function.
3635 * config/aarch64/aarch64.c
3636 (generic_approx_modes): New member "division".
3637 (exynosm1_approx_modes): Likewise.
3638 (xgene1_approx_modes): Likewise.
3639 (aarch64_emit_approx_div): Define new function.
3640 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3641 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3642 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3643 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3645 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3646 Wilco Dijkstra <wilco.dijkstra@arm.com>
3648 [AArch64] Emit square root using the Newton series
3650 * config/aarch64/aarch64-protos.h
3651 (aarch64_emit_approx_rsqrt): Replace with new function
3652 "aarch64_emit_approx_sqrt".
3653 (cpu_approx_modes): New member "sqrt".
3654 * config/aarch64/aarch64.c
3655 (generic_approx_modes): New member "sqrt".
3656 (exynosm1_approx_modes): Likewise.
3657 (xgene1_approx_modes): Likewise.
3658 (aarch64_emit_approx_rsqrt): Replace with new function
3659 "aarch64_emit_approx_sqrt".
3660 (aarch64_override_options_after_change_1): Handle new option.
3661 * config/aarch64/aarch64-simd.md
3662 (rsqrt<mode>2): Use new function instead.
3663 (sqrt<mode>2): New expansion and insn definitions.
3664 * config/aarch64/aarch64.md: Likewise.
3665 * config/aarch64/aarch64.opt
3666 (mlow-precision-sqrt): Add new option description.
3667 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3669 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3671 [AArch64] Add more choices for the reciprocal square root approximation
3673 Allow a target to prefer such operation depending on the operation mode.
3675 * config/aarch64/aarch64-protos.h
3676 (AARCH64_APPROX_MODE): New macro.
3677 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3678 (cpu_approx_modes): New structure.
3679 (tune_params): New member "approx_modes".
3680 * config/aarch64/aarch64-tuning-flags.def
3681 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3682 * config/aarch64/aarch64.c
3683 (generic_approx_modes): New core "cpu_approx_modes" structure.
3684 (exynosm1_approx_modes): Likewise.
3685 (xgene1_approx_modes): Likewise.
3686 (generic_tunings): New member "approx_modes".
3687 (cortexa35_tunings): Likewise.
3688 (cortexa53_tunings): Likewise.
3689 (cortexa57_tunings): Likewise.
3690 (cortexa72_tunings): Likewise.
3691 (exynosm1_tunings): Likewise.
3692 (thunderx_tunings): Likewise.
3693 (xgene1_tunings): Likewise.
3694 (use_rsqrt_p): New argument for the mode and use new member from
3696 (aarch64_builtin_reciprocal): Devise mode from builtin.
3697 (aarch64_optab_supported_p): New argument for the mode.
3698 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3700 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3702 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3703 RS6000_BTM_MODULO flag into the set of flags that are considered
3704 to be part of the common configuration.
3706 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3708 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3709 difference unsigned.
3710 (vec_absdb): New macro for vector absolute difference unsigned
3712 (vec_absdh): New macro for vector absolute difference unsigned
3714 (vec_absdw): New macro for vector absolute difference unsigned word.
3715 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3716 (vadu<mode>3): New insn.
3717 (*p9_vadu<mode>3): New insn.
3718 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3720 (vaduh): New built-in definition.
3721 (vaduw): New built-in definition.
3722 (vadu): New overloaded built-in definition.
3723 (vadub): New overloaded built-in definition.
3724 (vaduh): New overloaded built-in definition.
3725 (vaduw): New overloaded built-in definition.
3726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3727 overloaded vector absolute difference unsigned functions.
3728 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3729 the ISA 3.0 vector absolute difference unsigned built-in functions.
3731 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3733 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3734 update shared_lookup_references only once after changing operands.
3736 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3739 * tree-nested.c (convert_nonlocal_omp_clauses)
3740 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3742 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3743 * tree.def (CASE_LABEL_EXPR): Likewise.
3745 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3748 * input.c (test_builtins): Fix an assertion.
3750 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3755 (isinf<mode>2): Ditto.
3757 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3759 * ggc-tests.c (test_finalization): Only test need_finalization_p
3760 for GCC_VERSION >= 4003.
3762 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3764 * config/s390/vecintrin.h: Fix file description in comment.
3766 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3768 * config/s390/s390-builtin-types.def: Change builtin type naming
3769 scheme to match builtin-types.def.
3771 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3773 * fold-const.c (optimize_minmax_comparison): Remove.
3774 (fold_comparison): Remove call to the above.
3775 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3776 New transformations.
3778 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3780 PR tree-optimization/71416
3781 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3784 2016-06-13 Martin Liska <mliska@suse.cz>
3786 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3787 (combine_predictions_for_insn): Likewise.
3788 (prune_predictions_for_bb): Likewise.
3789 (combine_predictions_for_bb): Likewise.
3791 2016-06-13 Richard Biener <rguenther@suse.de>
3793 PR tree-optimization/71505
3794 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3795 assert match comment.
3797 2016-06-13 Marek Polacek <polacek@redhat.com>
3800 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3801 gimplify_switch_expr.
3802 (warn_switch_unreachable_r): New function.
3804 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3807 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3810 2016-06-13 Richard Biener <rguenther@suse.de>
3813 * fold-const.c (fold_unary_loc): Preserve alignment when
3814 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3816 2016-06-13 Martin Liska <mliska@suse.cz>
3819 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3820 w/ -fsanitize=bounds.
3822 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3824 * config/i386/i386.c (ix86_init_builtins): Calculate
3825 FLOAT128_FTYPE_CONST_STRING function type only once.
3826 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3827 built-in functions are available for x86-32 and x86-64 targets.
3829 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3834 (FLOAT128_FTYPE_CONST_STRING): New function type.
3835 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3836 [IX86_BUILTIN_NANSQ]: Ditto.
3837 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3838 (ix86_init_builtin_types): Declare const_string_type_node.
3839 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3841 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3842 * doc/extend.texi (x86 Built-in Functions): Document
3843 __builtin_nanq and __builtin_nansq.
3845 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3848 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3849 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3850 length for pop patterns.
3851 (arm_attr_length_push_multi): Update comments.
3852 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3854 (*pop_multiple_with_writeback_and_return): Likewise.
3855 (*pop_multiple_with_return): Likewise.
3857 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3860 * fold-const.c (optimize_bit_field_compare): Don't try to use
3861 word_mode unconditionally for reading the bit field, look at
3862 DECL_BIT_FIELD_REPRESENTATIVE instead.
3864 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3867 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3868 vector integer type.
3870 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3873 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3874 without LABEL_DECL, set *handled_ops_p to false instead of true.
3876 2016-06-10 Martin Sebor <msebor@redhat.com>
3879 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3880 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3881 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3883 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3884 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3885 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3886 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3887 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3888 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3889 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3890 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3892 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3894 * config/arm/arm.h (pool_vector_label,
3895 return_used_this_function): Remove.
3897 2016-06-10 Jeff Law <law@redhat.com>
3899 PR tree-optimization/71335
3900 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3901 zero length paths here.
3902 (convert_and_register_jump_thread_path): Remove hacks related to
3903 duplicated blocks in the jump thread path.
3904 (fsm_find_control_statement_thread_paths): Avoid putting the same
3905 block on the thread path twice, but ensure the thread path is
3906 unchanged from the caller's point of view.
3908 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3910 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3911 * predict.def (PRED_LOOP_BRANCH): Remove.
3913 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3915 * Makefile.in (OBJS): Add ggc-tests.o.
3916 (GTFILES): Add ggc-tests.c.
3917 * ggc-tests.c: New file.
3918 * selftest-run-tests.c (selftest::run_tests): Call
3919 selftest::ggc_tests_c_tests.
3920 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3922 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3924 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3926 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3929 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3930 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3932 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3934 * profile.c: Include cfgloop.h.
3935 (branch_prob): Compute estimated number of iterations.
3936 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3937 recompute estimate number of iterations from profile.
3939 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3942 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3943 must be grouped on top of stack. Don't force early clobber
3944 on ordinary reg outputs.
3946 2016-06-10 Richard Biener <rguenther@suse.de>
3948 * targhooks.c (default_builtin_vectorization_cost): Adjust
3951 2016-06-10 Richard Biener <rguenther@suse.de>
3953 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3954 to fold the RHS to a constant if possible.
3956 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3959 * tree-nested.c (convert_nonlocal_omp_clauses)
3960 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3961 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3962 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3964 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3966 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3968 * omp-low.c (scan_sharing_clauses): Don't expect
3971 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3973 PR tree-optimization/71407
3974 PR tree-optimization/71416
3975 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3978 2016-06-10 Richard Biener <rguenther@suse.de>
3981 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3983 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3985 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3987 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3988 Jiong Wang <jiong.wang@arm.com>
3990 PR rtl-optimization/70751
3991 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3992 spilled into memory.
3994 2016-06-09 Jonathan Yong <10walls@gmail.com>
3997 2015-09-21 Jonathan Yong <10walls@gmail.com>
3999 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
4000 sysroot/usr/lib/32api for additional win32 libraries,
4001 fixes failing Cygwin bootstrapping.
4003 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4005 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4008 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4011 * pretty-print.c (pp_indent): Specify that %p is printed in a
4012 host-dependent manner.
4013 (test_pp_format): Remove the test for %p.
4015 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4017 * config/mips/mips.c (mips_output_jump): Fix formatting.
4019 2016-06-09 Richard Biener <rguenther@suse.de>
4021 PR tree-optimization/71462
4022 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4025 2016-06-09 Martin Liska <mliska@suse.cz>
4027 * predict.c (dump_prediction): Add new argument.
4028 (enum predictor_reason): New enum.
4029 (struct predictor_hash): New struct.
4030 (predictor_hash::hash): New function.
4031 (predictor_hash::equal): Likewise.
4032 (not_removed_prediction_p): New function.
4033 (prune_predictions_for_bb): Likewise.
4034 (combine_predictions_for_bb): Prune predictions.
4036 2016-06-09 Martin Liska <mliska@suse.cz>
4038 * predict.c (filter_predictions): New function.
4039 (remove_predictions_associated_with_edge): Use the filter
4041 (equal_edge_p): New function.
4043 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4045 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4046 Correct usage of @samp vs @option, add @samp where appropriate.
4047 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4048 Add armv6s-m and document it, as it is no official ARM name.
4050 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4052 * ifcvt.c (struct noce_if_info): Add transform_name field.
4053 (noce_try_move): Set if_info->transform_name to the function name.
4054 (noce_try_ifelse_collapse): Likewise.
4055 (noce_try_store_flag): Likewise.
4056 (noce_try_inverse_constants): Likewise.
4057 (noce_try_store_flag_constants): Likewise.
4058 (noce_try_addcc): Likewise.
4059 (noce_try_store_flag_mask): Likewise.
4060 (noce_try_cmove): Likewise.
4061 (noce_try_cmove_arith): Likewise.
4062 (noce_try_minmax): Likewise.
4063 (noce_try_abs): Likewise.
4064 (noce_try_sign_mask): Likewise.
4065 (noce_try_bitop): Likewise.
4066 (noce_convert_multiple_sets): Likewise.
4067 (noce_process_if_block): Print if_info->transform_name to
4068 dump_file if transformation succeeded.
4070 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4072 * config/arm/cortex-a57.md (cortex_a57_alu):
4075 2016-06-08 Martin Sebor <msebor@redhat.com>
4076 Jakub Jelinek <jakub@redhat.com>
4080 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4081 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4082 * builtins.c: Include gimple-fold.h.
4083 (fold_builtin_arith_overflow): Handle
4084 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4085 (fold_builtin_3): Likewise.
4086 * doc/extend.texi (Integer Overflow Builtins): Document
4087 __builtin_{add,sub,mul}_overflow_p.
4089 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4091 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4092 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4094 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4096 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
4097 Rewrite, looking one level down for records and arrays.
4099 2016-06-08 David Malcolm <dmalcolm@redhat.com>
4101 * pretty-print.c: Include "selftest.h".
4102 (pp_format): Fix comment.
4103 (identifier_to_locale): Likewise.
4104 (selftest::test_basic_printing): New function.
4105 (selftest::assert_pp_format): New function.
4106 (selftest::test_pp_format): New function.
4107 (selftest::pretty_print_c_tests): New function.
4108 * selftest-run-tests.c (selftest::run_tests): Call
4109 selftest::pretty_print_c_tests.
4110 * selftest.h (pretty_print_c_tests): New declaration.
4112 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4114 * invoke.texi (max-loop-headers-insns): Document.
4115 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
4116 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
4117 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
4119 2016-06-08 Richard Biener <rguenther@suse.de>
4121 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
4122 on strided SLP loads and fall back to scalar loads in case
4123 we can't chunk them.
4125 2016-06-08 Richard Biener <rguenther@suse.de>
4127 PR tree-optimization/71452
4128 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
4129 type used for the SSA rewrite has enough precision to cover
4130 the dynamic type of the location.
4132 2016-06-08 Jakub Jelinek <jakub@redhat.com>
4133 Richard Biener <rguenther@suse.de>
4136 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
4137 the same as DECL_P (base0) for indirect_base0. Use equality_code
4138 in one further place.
4140 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
4142 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
4143 to one word if the field is known to overlap other words.
4144 (extract_bit_field_1): Likewise.
4145 (store_split_bit_field): Remove compensating code.
4146 (extract_split_bit_field): Likewise.
4148 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
4152 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
4154 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4156 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
4158 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
4159 (arch64_addpv4sf): Delete.
4160 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
4161 "gen_aarch64_addpv4sf".
4162 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
4164 (vpadds_f32): Likewise.
4165 (vpaddq_f32): Likewise.
4166 (vpaddq_f64): Likewise.
4168 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4170 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
4172 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
4173 to VALLF. Rename to "fabd<mode>3".
4174 "*fabd_scalar<mode>3): Delete.
4175 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
4177 (vabdd_f64): Likewise.
4178 (vabd_f32): Likewise.
4179 (vabd_f64): Likewise.
4180 (vabdq_f32): Likewise.
4181 (vabdq_f64): Likewise.
4183 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4185 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
4187 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
4188 "aarch64_rsqrts<mode>".
4189 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
4190 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
4192 (vrsqrtsd_f64): Likewise.
4193 (vrsqrts_f32): Likewise.
4194 (vrsqrts_f64): Likewise.
4195 (vrsqrtsq_f32): Likewise.
4196 (vrsqrtsq_f64): Likewise.
4198 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4200 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
4202 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
4203 "aarch64_rsqrte<mode>".
4204 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
4205 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
4207 (vrsqrted_f64): Likewise.
4208 (vrsqrte_f32): Likewise.
4209 (vrsqrte_f64): Likewise.
4210 (vrsqrteq_f32): Likewise.
4211 (vrsqrteq_f64): Likewise.
4213 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4215 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
4219 * config/aarch64/aarch64-simd.md
4220 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
4221 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
4222 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
4224 (vcvt_n_f32_u32): Likewise.
4225 (vcvt_n_s32_f32): Likewise.
4226 (vcvt_n_u32_f32): Likewise.
4227 (vcvtq_n_f32_s32): Likewise.
4228 (vcvtq_n_f32_u32): Likewise.
4229 (vcvtq_n_f64_s64): Likewise.
4230 (vcvtq_n_f64_u64): Likewise.
4231 (vcvtq_n_s32_f32): Likewise.
4232 (vcvtq_n_s64_f64): Likewise.
4233 (vcvtq_n_u32_f32): Likewise.
4234 (vcvtq_n_u64_f64): Likewise.
4235 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
4236 (VSDQ_SDI): Likewise.
4237 (fcvt_target): Support V4DI, V4SI and V2SI.
4238 (FCVT_TARGET): Likewise.
4240 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4242 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
4243 (TYPES_BINOP_SUS): Likewise.
4244 (aarch64_simd_builtin_data): Update include file name.
4245 (aarch64_builtins): Likewise.
4246 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
4247 for conversion between scalar float-point and fixed-point.
4251 * config/aarch64/aarch64.md
4252 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
4253 pattern for conversion between scalar float to fixed-pointer.
4254 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
4255 (UNSPEC_FCVTZS): New UNSPEC enumeration.
4256 (UNSPEC_FCVTZU): Likewise.
4257 (UNSPEC_SCVTF): Likewise.
4258 (UNSPEC_UCVTF): Likewise.
4259 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
4261 (vcvtd_n_f64_u64): Likewise.
4262 (vcvtd_n_s64_f64): Likewise.
4263 (vcvtd_n_u64_f64): Likewise.
4264 (vcvtd_n_f32_s32): Likewise.
4265 (vcvts_n_f32_u32): Likewise.
4266 (vcvtd_n_s32_f32): Likewise.
4267 (vcvts_n_u32_f32): Likewise.
4268 * config/aarch64/iterators.md (fcvt_target): Support integer to float
4270 (FCVT_TARGET): Likewise.
4271 (FCVT_FIXED2F): New iterator.
4272 (FCVT_F2FIXED): Likewise.
4273 (fcvt_fixed_insn): New define_int_attr.
4275 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4277 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
4278 some statements was removed.
4280 2016-06-08 Alan Hayward <alan.hayward@arm.com>
4282 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
4283 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
4284 (vect_can_advance_ivs_p): likewise.
4285 (vect_update_ivs_after_vectorizer): likewise.
4286 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
4287 (vect_analyze_scalar_cycles_1): likewise.
4288 (vect_analyze_loop_operations): likewise.
4289 (report_vect_op): likewise.
4290 (vect_is_slp_reduction): likewise.
4291 (vect_is_simple_reduction): likewise.
4292 (get_initial_def_for_induction): likewise.
4293 (vect_transform_loop): likewise.
4294 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
4295 (vect_recog_sad_pattern): likewise.
4296 (vect_recog_widen_sum_pattern): likewise.
4297 (vect_recog_widening_pattern): likewise.
4298 (vect_recog_divmod_pattern): likewise.
4299 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
4300 (vect_analyze_slp_instance): likewise.
4301 (vect_transform_slp_perm_load): likewise.
4302 (vect_schedule_slp_instance): likewise.
4304 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4306 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
4307 (return_prediction): PRED_CONST_RETURN predict return as not taken.
4308 * predict.def (PRED_CONTINUE): Change hitrate 50->67
4309 (PRED_LOOP_BRANCH): Document predictor as broken.
4310 (PRED_LOOP_EXIT): Change hitrate 91->92.
4311 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
4312 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
4313 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
4314 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
4315 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
4316 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
4317 (PRED_CALL): Chane hitrate 71->67.
4318 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
4319 (PRED_GOTO): Document as unused right now.
4320 (PRED_CONST_RETURN): Change hitrate 67->69
4321 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
4322 (PRED_NULL_RETURN): Change hitrate 91->90.
4323 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
4324 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
4325 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
4327 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
4329 * config/rs6000/altivec.h: Add __builtin_vec_mul.
4330 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
4331 special case Altivec builtin.
4332 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4333 VSX_BUILTIN_VEC_MUL (replaced with special case code).
4334 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4335 code for ALTIVEC_BUILTIN_VEC_MUL.
4336 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4337 for __builtin_vec_mul.
4339 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
4341 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
4344 2016-06-07 David Malcolm <dmalcolm@redhat.com>
4346 * spellcheck.c (selftest::test_find_closest_string): New function.
4347 (spellcheck_c_tests): Call the above.
4349 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4351 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
4353 2016-06-07 Jakub Jelinek <jakub@redhat.com>
4355 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
4356 Yv=Yv,C alternatives.
4358 2016-06-07 Richard Biener <rguenther@suse.de>
4361 * common.opt (ffast-math): Make Optimization.
4363 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
4364 Prachi Godbole <prachi.godbole@imgtec.com>
4366 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
4367 `fabs' and `fneg' type attributes.
4368 (p5600_fpu_fabs): Add `fmove' to the comment.
4370 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4372 * gimple.c: Include builtins.h
4373 (gimple_inexpensive_call_p): New function.
4374 * gimple.h (gimple_inexpensive_call_p): Declare.
4375 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
4376 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
4379 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
4381 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
4382 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
4383 warning_at_rich_loc, warning_n, pedwarn, permerror,
4384 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
4385 sorry, fatal_error, internal_error, internal_error_no_backtrace):
4388 2016-06-07 Richard Biener <rguenther@suse.de>
4390 PR tree-optimization/71428
4391 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
4392 BIT_FIELD_REF op vs. load.
4394 2016-06-07 Richard Biener <rguenther@suse.de>
4397 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
4400 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4402 * config/pa/pa.md (call): Generate indirect long calls to non-local
4403 functions on TARGET_64BIT.
4404 (call_value): Likewise.
4406 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4408 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
4409 pattern and subsequent splitters.
4410 (call_val_reg_64bit_post_reload): Likewise.
4412 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4415 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
4416 propagate_op_to_single_use.
4418 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4421 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
4423 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
4425 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
4426 (enum x86_dirflag_state): New enum.
4427 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
4428 (machine_function): Remove needs_cld.
4429 (ix86_current_function_needs_cld): Remove.
4430 * config/i386/i386.c (ix86_set_func_type): Set
4431 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
4432 (ix86_expand_prologue): Do not emit CLD here.
4433 (ix86_dirflag_mode_needed): New function.
4434 (ix86_dirflag_mode_entry): Ditto.
4435 (ix86_mode_needed): Handle X86_DIRFLAG entity.
4436 (ix86_mode_after): Ditto.
4437 (ix86_mode_entry): Ditto.
4438 (ix86_mode_exit): Ditto.
4439 (ix86_emit_mode_set): Ditto.
4440 * config/i386/i386.md (strmov_singleop): Set
4441 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
4442 Do not set ix86_current_function_needs_cld.
4444 (strset_singleop): Ditto.
4446 (cmpstrnqi_nz_1): Ditto.
4447 (cmpstrnqi_1): Ditto.
4448 (strlenqi_1): Ditto.
4450 2016-06-06 Jakub Jelinek <jakub@redhat.com>
4452 PR tree-optimization/71259
4453 * tree-vect-slp.c (vect_get_constant_vectors): For
4454 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
4455 one for constant op, and use COND_EXPR for non-constant.
4457 2016-06-06 David Malcolm <dmalcolm@redhat.com>
4459 * Makefile.in (OBJS): Add function-tests.o,
4460 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
4461 selftest-run-tests.o.
4462 (OBJS-libcommon): Add selftest.o.
4463 (OBJS-libcommon-target): Add selftest.o.
4464 (all.internal): Add "selftest".
4465 (all.cross): Likewise.
4466 (selftest): New phony target.
4467 (s-selftest): New target.
4468 (selftest-gdb): New phony target.
4469 (COLLECT2_OBJS): Add selftest.o.
4470 * bitmap.c: Include "selftest.h".
4471 (selftest::test_gc_alloc): New function.
4472 (selftest::test_set_range): New function.
4473 (selftest::test_clear_bit_in_middle): New function.
4474 (selftest::test_copying): New function.
4475 (selftest::test_bitmap_single_bit_set_p): New function.
4476 (selftest::bitmap_c_tests): New function.
4477 * common.opt (fself-test): New.
4478 * diagnostic-show-locus.c: Include "selftest.h".
4479 (make_range): New function.
4480 (test_range_contains_point_for_single_point): New function.
4481 (test_range_contains_point_for_single_line): New function.
4482 (test_range_contains_point_for_multiple_lines): New function.
4483 (assert_eq): New function.
4484 (test_get_line_width_without_trailing_whitespace): New function.
4485 (selftest::diagnostic_show_locus_c_tests): New function.
4486 * et-forest.c: Include "selftest.h".
4487 (selftest::test_single_node): New function.
4488 (selftest::test_simple_tree): New function.
4489 (selftest::test_disconnected_nodes): New function.
4490 (selftest::et_forest_c_tests): New function.
4491 * fold-const.c: Include "selftest.h".
4492 (selftest::assert_binop_folds_to_const): New function.
4493 (selftest::assert_binop_folds_to_nonlvalue): New function.
4494 (selftest::test_arithmetic_folding): New function.
4495 (selftest::fold_const_c_tests): New function.
4496 * function-tests.c: New file.
4497 * gimple.c: Include "selftest.h".
4498 Include "gimple-pretty-print.h".
4499 (selftest::verify_gimple_pp): New function.
4500 (selftest::test_assign_single): New function.
4501 (selftest::test_assign_binop): New function.
4502 (selftest::test_nop_stmt): New function.
4503 (selftest::test_return_stmt): New function.
4504 (selftest::test_return_without_value): New function.
4505 (selftest::gimple_c_tests): New function.
4506 * hash-map-tests.c: New file.
4507 * hash-set-tests.c: New file.
4508 * input.c: Include "selftest.h".
4509 (selftest::assert_loceq): New function.
4510 (selftest::test_accessing_ordinary_linemaps): New function.
4511 (selftest::test_unknown_location): New function.
4512 (selftest::test_builtins): New function.
4513 (selftest::test_reading_source_line): New function.
4514 (selftest::input_c_tests): New function.
4515 * rtl-tests.c: New file.
4516 * selftest-run-tests.c: New file.
4517 * selftest.c: New file.
4518 * selftest.h: New file.
4519 * spellcheck.c: Include "selftest.h".
4520 (selftest::levenshtein_distance_unit_test_oneway): New function,
4521 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4522 (selftest::levenshtein_distance_unit_test): Likewise.
4523 (selftest::spellcheck_c_tests): Likewise.
4524 * toplev.c: Include selftest.h.
4525 (toplev::run_self_tests): New.
4526 (toplev::main): Handle -fself-test.
4527 * toplev.h (toplev::run_self_tests): New.
4528 * tree.c: Include "selftest.h".
4529 (selftest::test_integer_constants): New function.
4530 (selftest::test_identifiers): New function.
4531 (selftest::test_labels): New function.
4532 (selftest::tree_c_tests): New function.
4533 * tree-cfg.c: Include "selftest.h".
4534 (selftest::push_fndecl): New function.
4535 (selftest::test_linear_chain): New function.
4536 (selftest::test_diamond): New function.
4537 (selftest::test_fully_connected): New function.
4538 (selftest::tree_cfg_c_tests): New function.
4539 * vec.c: Include "selftest.h".
4540 (selftest::safe_push_range): New function.
4541 (selftest::test_quick_push): New function.
4542 (selftest::test_safe_push): New function.
4543 (selftest::test_truncate): New function.
4544 (selftest::test_safe_grow_cleared): New function.
4545 (selftest::test_pop): New function.
4546 (selftest::test_safe_insert): New function.
4547 (selftest::test_ordered_remove): New function.
4548 (selftest::test_unordered_remove): New function.
4549 (selftest::test_block_remove): New function.
4550 (selftest::reverse_cmp): New function.
4551 (selftest::test_qsort): New function.
4552 (selftest::vec_c_tests): New function.c.
4553 * wide-int.cc: Include selftest.h and wide-int-print.h.
4554 (selftest::from_int <wide_int>): New function.
4555 (selftest::from_int <offset_int>): New function.
4556 (selftest::from_int <widest_int>): New function.
4557 (selftest::assert_deceq): New function.
4558 (selftest::assert_hexeq): New function.
4559 (selftest::test_printing <VALUE_TYPE>): New function template.
4560 (selftest::test_ops <VALUE_TYPE>): New function template.
4561 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4562 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4564 (selftest::wide_int_cc_tests): New function.
4566 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4569 * ifcvt.c (noce_try_ifelse_collapse): New function.
4571 (noce_process_if_block): Call noce_try_ifelse_collapse.
4572 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4573 (simplify_ternary_operation): Use the above to simplify
4574 conditional CLZ/CTZ expressions.
4576 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4579 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4580 define_insn_and_split.
4582 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4585 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4587 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4590 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4591 Implicitly clobber memory for basic asm with non-empty assembler
4592 string. Use targetm.md_asm_adjust also here.
4593 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4594 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4595 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4596 non-empty assembler string.
4597 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4598 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4599 (decode_asm_operands): Handle basic asm in PARALLEL block.
4600 (extract_insn): Handle basic asm in PARALLEL block.
4601 * doc/extend.texi: Mention new behavior of basic asm.
4602 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4603 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4604 branch_needs_nop_p): Use asm_noperands.
4606 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4608 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4609 Include the M7 SPARC DFA scheduler.
4610 New attribute v3pipe.
4611 Annotate insns with v3pipe where appropriate.
4612 Define cpu_feature vis4.
4613 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4614 Add (V8QI "8") to vbits.
4615 Add insns {add,sub}v8qi3
4616 Add insns ss{add,sub}v8qi3
4617 Add insns us{add,sub}{v8qi,v4hi}3
4618 Add insns {min,max}{v8qi,v4hi,v2si}3
4619 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4620 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4621 * config/sparc/niagara4.md: Add a comment explaining the
4622 discrepancy between the documented latenty numbers and the
4624 * config/sparc/niagara7.md: New file.
4625 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4626 supports SPARC5 and VIS 4.0 instructions.
4627 * configure: Regenerate.
4628 * config.in: Likewise.
4629 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4630 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4631 TARGET_CPU_niagara7.
4632 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4633 (CPP_CPU_SPEC): Handle niagara7.
4634 (ASM_CPU_SPEC): Likewise.
4635 * config/sparc/sparc-opts.h (processor_type): Add
4637 (mvis4): New option.
4638 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4639 (AS_NIAGARA7_FLAG): Define.
4640 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4641 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4642 (CPP_CPU_SPEC): Handle niagara7.
4643 (ASM_CPU_SPEC): Likewise.
4644 * config/sparc/sparc.c (niagara7_costs): Define.
4645 (sparc_option_override): Handle niagara7 and adjust cache-related
4646 parameters with better values for niagara cpus. Also support VIS4.
4647 (sparc32_initialize_trampoline): Likewise.
4648 (sparc_use_sched_lookahead): Likewise.
4649 (sparc_issue_rate): Likewise.
4650 (sparc_register_move_cost): Likewise.
4651 (dump_target_flag_bits): Support VIS4.
4652 (sparc_vis_init_builtins): Likewise.
4653 (sparc_builtins): Likewise.
4654 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4656 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4658 * config/sparc/sparc.opt (sparc_processor_type): New value
4660 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4662 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4664 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4667 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4669 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4671 2016-06-06 Richard Biener <rguenther@suse.de>
4673 PR tree-optimization/71398
4674 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4677 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4679 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4680 ft32_expand_prolog, ft32_expand_epilogue):
4681 Handle pretend_args.
4682 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4683 * config/ft32/ft32.md: Add pretend_returner.
4685 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4688 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4689 Copy op1 RTX to avoid invalid sharing.
4690 (ix86_expand_vector_move_misalign): Ditto.
4692 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4694 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4697 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4699 * predict.c (predicted_by_loop_heuristics_p): New function.
4700 (predict_iv_comparison): Use it.
4701 (predict_loops): Walk from innermost loops; do not predict edges
4702 leaving multiple loops multiple times; implement
4703 PRED_LOOP_ITERATIONS_MAX heuristics.
4704 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4706 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4708 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4709 only edges out of BB are EH edges.
4711 2016-06-04 Martin Sebor <msebor@redhat.com>
4712 Marcin Baczyński <marbacz@gmail.com>
4715 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4716 a void expression in a void function.
4718 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4720 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4721 aux; dump reasons of decisions.
4722 (should_duplicate_loop_header_p): Likewise.
4723 (do_while_loop_p): Likewise.
4724 (ch_base::copy_headers): Dump asi num insns duplicated.
4726 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4728 PR tree-optimization/71405
4729 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4730 incompatible type, build a new clobber with the right type instead
4731 of building a VIEW_CONVERT_EXPR around it.
4733 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4735 PR tree-optimization/52171
4736 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4737 by_pieces_ninsns instead of move_by_pieces_ninsns.
4739 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4741 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4742 for reg+reg addressing mode.
4744 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4746 * rs6000-c.c (c/c-tree.h): Add #include.
4747 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4748 in C++ when found in the base position of vec_ld or vec_st.
4750 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4752 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4753 use of profile unless profile status is PROFILE_READ.
4754 * profile.c (compute_branch_probabilities): Set profile status
4755 only after reporting predictor hitrates.
4757 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4761 * common.opt (ffp-int-builtin-inexact): New option.
4762 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4763 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4764 (ceil@var{m}2): Document dependence on this option.
4765 * ipa-inline-transform.c (inline_call): Handle
4766 flag_fp_int_builtin_inexact.
4767 * ipa-inline.c (can_inline_edge_p): Likewise.
4768 * config/i386/i386.md (rintxf2): Do not test
4769 flag_unsafe_math_optimizations.
4770 (rint<mode>2_frndint): New define_insn.
4771 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4772 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4773 for 387 instead of extending and truncating.
4774 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4775 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4776 Change to frndint<mode>2_<rounding>.
4777 (frndintxf2_<rounding>_i387): Likewise. Change to
4778 frndint<mode>2_<rounding>_i387.
4779 (<rounding_insn>xf2): Likewise.
4780 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4781 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4782 x87. Test TARGET_ROUND || !flag_trapping_math ||
4783 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4784 SSE. Use ROUND_NO_EXC in constant operand of
4785 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4786 for 387 instead of extending and truncating.
4788 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4789 Julia Koval <julia.koval@intel.com>
4801 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4802 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4803 all registers, except for function return registers if there are
4804 no caller-saved registers.
4805 (ix86_set_func_type): New function.
4806 (ix86_set_current_function): Call ix86_set_func_type to set
4807 no_caller_saved_registers and func_type. Call reinit_regs if
4808 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4809 nor x87 instructions in interrupt handler nor function with
4810 no_caller_saved_registers attribute.
4811 (ix86_function_ok_for_sibcall): Return false if there are no
4812 caller-saved registers.
4813 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4815 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4816 (ix86_function_arg): Return special arguments in interrupt handler.
4817 (ix86_promote_function_mode): Promote pointer to word_mode only
4818 for normal functions.
4819 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4821 (ix86_epilogue_uses): New function.
4822 (ix86_hard_regno_scratch_ok): Likewise.
4823 (ix86_save_reg): Preserve all registers in interrupt handler
4824 after reload. Preserve all registers, except for function return
4825 registers, if there are no caller-saved registers after reload.
4826 (find_drap_reg): Always use callee-saved register if there are
4827 no caller-saved registers.
4828 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4829 for interrupt handler.
4830 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4831 Emit cld instruction if stringops are used in interrupt handler
4832 or interrupt handler isn't a leaf function.
4833 (ix86_expand_epilogue): Generate interrupt return for interrupt
4834 handler and pop the 'ERROR_CODE' off the stack before interrupt
4835 return in exception handler.
4836 (ix86_expand_call): Disallow calling interrupt handler directly.
4837 If there are no caller-saved registers, mark all registers that
4838 are clobbered by the call which returns as clobbered.
4839 (ix86_handle_no_caller_saved_registers_attribute): New function.
4840 (ix86_handle_interrupt_attribute): Likewise.
4841 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4843 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4844 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4845 accumulation in interrupt function if stack may be realigned to
4847 (EPILOGUE_USES): New.
4848 (function_type): New enum.
4849 (machine_function): Add func_type and no_caller_saved_registers.
4850 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4851 (interrupt_return): New pattern.
4852 * doc/extend.texi: Document x86 interrupt and
4853 no_caller_saved_registers attributes.
4855 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4857 PR tree-optimization/52171
4858 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4859 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4860 Look for constant strings. Move some code to emit_block_cmp_hints
4862 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4863 * defaults.h (COMPARE_MAX_PIECES): New macro.
4864 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4865 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4866 (clear_by_pieces_1): Don't declare. Move definition before use.
4867 (can_do_by_pieces): New static function.
4868 (can_move_by_pieces): Use it. Return bool.
4869 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4870 OP. All callers changed. Handle COMPARE_BY_PIECES.
4871 (class pieces_addr); New.
4872 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4873 pieces_addr::adjust, pieces_addr::increment_address,
4874 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4876 (class op_by_pieces_d): New.
4877 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4879 (class move_by_pieces_d, class compare_by_pieces_d,
4880 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4881 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4882 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4883 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4884 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4885 compare_by_pieces_d::finish_mode): New member functions.
4886 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4888 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4889 (emit_block_cmp_hints): New function.
4890 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4891 use the newly defined classes.
4892 * expr.h (by_pieces_constfn): New typedef.
4893 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4894 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4895 (move_by_pieces_ninsns): Don't declare.
4896 (can_move_by_pieces): Change return value to bool.
4897 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4898 (compare_by_pieces_branch_ratio): New hook.
4899 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4900 (by_pieces_ninsns): Declare.
4901 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4903 (default_compare_by_pieces_branch_ratio): New function.
4904 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4905 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4906 * doc/tm.texi: Regenerate.
4907 * tree-ssa-strlen.c: Include "builtins.h".
4908 (handle_builtin_memcmp): New static function.
4909 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4910 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4912 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4914 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4915 relevant stmts which are simple and invariant.
4916 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4917 instead of simple and invariant
4919 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4921 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4922 (vectorizable_reduction): Check for new relevant state.
4923 (vectorizable_live_operation): vectorize live stmts using
4924 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4925 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4926 (vect_stmt_relevant_p): Check for stmts which are only used live.
4927 (process_use): Use of a stmt does not inherit it's live value.
4928 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4929 (vect_analyze_stmt): Check for new relevant state.
4930 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4931 outside the loop, but not inside it.
4933 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4935 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4936 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4937 (vect_get_vec_def_for_operand): Split out code.
4939 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4941 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4943 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4945 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4947 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4949 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4951 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4954 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4955 to noreturn e->callee->decl that has void return type and void
4956 arguments, adjust gimple_call_fntype and remove lhs even if it had
4957 previously addressable type.
4959 2016-06-02 Jeff Law <law@redhat.com>
4961 PR tree-optimization/71328
4962 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4963 error when checking for a jump back onto the copied path.
4965 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4967 * config/microblaze/microblaze.c (get_branch_target): Add return
4968 NULL_RTX for the non-CALL_P case.
4969 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4970 (insert_wic): Remove unused local "j".
4972 2016-06-02 Martin Liska <mliska@suse.cz>
4974 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4976 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4977 Julia Koval <julia.koval@intel.com>
4979 * function.c (assign_parm_setup_stack): Force source into a
4981 * target.def (function_incoming_arg): Update documentation to
4982 allow arbitrary address computation based on hard register.
4983 * doc/tm.texi: Regenerated.
4985 2016-06-02 Martin Liska <mliska@suse.cz>
4987 * predict.c (combine_predictions_for_bb): Fix first match in
4988 cases where a first predictor contains more than one occurence
4989 in list of predictors. Take the best value in such case.
4991 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4993 PR rtl-optimization/71295
4994 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4995 offset would go over the size of the inner mode reject it.
4997 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4999 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
5000 x=x,x and v=v,m instead of x=x,m.
5002 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
5003 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
5004 alternative to v=rm,C.
5006 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5007 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5008 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5009 instead of vex for the last two above mentioned alternatives.
5011 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5014 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5016 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5018 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5020 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5022 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5023 from int to unsigned.
5025 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5027 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5028 alternatives, eliminating preferred register class. Add support
5029 for the MTVSRDD instruction in ISA 3.0.
5030 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5031 reg_or_indexed_operand.
5032 (vsx_splat_v4sf_internal): Likewise.
5034 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5037 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5038 for loading up all 0's or all 1's.
5040 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5042 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5044 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5046 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5048 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5049 * gcc.c (set_source_date_epoch_envvar): New function, sets
5050 the SOURCE_DATE_EPOCH environment variable to the current time.
5052 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5054 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5055 the factor for live Phi nodes.
5057 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5059 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5060 * tree-parloops.c (parallelize_loops): likewise.
5061 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5062 tree_unswitch_outer_loop): likewise.
5064 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5067 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5068 around creation of the temporary.
5070 2016-06-01 Richard Biener <rguenther@suse.de>
5072 PR tree-optimization/71366
5073 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5074 (unloop_loops): Move removing edges here ...
5075 (try_unroll_loop_completely): ... from here.
5076 (try_peel_loop): ... and here.
5077 (tree_unroll_loops_completely_1): Track parent loops via
5078 bitmap of header BBs.
5079 (tree_unroll_loops_completely): Adjust for that.
5081 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5083 * config/rs6000/altivec.h (vec_slv): New macro.
5084 (vec_srv): New macro.
5085 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5086 (UNSPEC_VSRV): New value.
5089 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5090 (vsrv): New builtin definition.
5091 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5092 define argument types for new builtin.
5093 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5095 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
5098 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
5099 Jocelyn Mayer <l_indien@magic.fr>
5102 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
5103 detect processor family for signature_CENTAUR_ebx.
5104 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
5105 signature_CENTAUR_ebx.
5106 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
5107 <default>: Pass x86-64 for has_longmode.
5109 2016-06-01 Nathan Sidwell <nathan@acm.org>
5111 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
5114 2016-06-01 Richard Biener <rguenther@suse.de>
5116 PR tree-optimization/71261
5117 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
5118 of stmts successfully put in the bool pattern. Remove
5119 single-use restriction.
5120 (adjust_bool_pattern_cast): Add cast at the use site via the
5121 pattern def sequence.
5122 (adjust_bool_pattern): Remove recursion, maintain a hash-map
5123 of patterned defs. Use the pattern def seqence instead of
5124 multiple independent patterns.
5125 (sort_after_uid): New qsort compare function.
5126 (adjust_bool_stmts): New function to process stmts in the bool
5127 pattern in IL order.
5128 (vect_recog_bool_pattern): Adjust.
5129 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
5130 (ifcvt_walk_pattern_tree): Likewise.
5131 (stmt_is_root_of_bool_pattern): Likewise.
5132 (ifcvt_repair_bool_pattern): Likewise.
5133 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
5135 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5137 * loop-unroll.c (decide_unroll_constant_iterations,
5138 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
5139 likely upper bounds.
5140 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
5142 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
5144 * tree-core.h (enum omp_clause_code): Remove
5145 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
5147 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5149 * config/arm/sync.md (arm_store_exclusive<mode>):
5150 Use 'H' output modifier on operands[2] rather than creating a new
5151 entry in out-of-bounds memory of the operands array.
5152 (arm_store_release_exclusivedi): Likewise.
5154 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5156 * config/arm/arm.c (arm_fusion_enabled_p): New function.
5157 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
5158 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
5159 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5161 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5163 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
5164 into account live statements for mask producers.
5166 2016-06-01 Richard Biener <rguenther@suse.de>
5168 PR tree-optimization/71311
5169 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
5170 restrict to non-INTEGER_CST @0.
5172 2016-06-01 Richard Biener <rguenther@suse.de>
5174 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
5175 (relational patterns): Use :c to avoid pattern duplications.
5177 2016-06-01 Richard Biener <rguenther@suse.de>
5179 * genmatch.c (comparison_code_p): New predicate.
5180 (swap_tree_comparison): New function.
5181 (commutate): Add for_vec parameter to append new for entries.
5182 Support commutating relational operators by swapping it alongside
5184 (lower_commutative): Adjust.
5185 (dt_simplify::gen): Do not pass artificial operators to gen
5187 (decision_tree::gen): Do not add artificial operators as parameters.
5188 (parser::parse_expr): Verify operator commutativity when :c is
5189 applied. Allow :C to override this.
5190 * match.pd: Adjust patterns to use :C instead of :c where required.
5192 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
5194 PR tree-optimization/71077
5195 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
5196 the combining step, use boolean_false_node and boolean_true_node
5197 as the designated false/true return values.
5199 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5201 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
5202 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
5203 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
5206 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5208 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
5209 of flags impliying the register renaming.
5210 * toplev.c (process_options): Do not imply flag_rename_registers with
5213 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5215 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
5216 default implementation.
5218 2016-05-31 Nathan Sidwell <nathan@acm.org>
5220 * dwarf2out.c (cur_line_info_table): Add GTY marker.
5222 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5224 * config/sh/constraints.md (b): Remove constraint.
5225 * config/sh/predicates.md (arith_reg_operand): Remove
5227 * config/sh/sh-modes.def (PDI): Remove.
5228 * config/sh/sh.c (sh_target_reg_class,
5229 sh_optimize_target_register_callee_saved): Remove functions.
5230 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
5231 (sh_expand_epilogue): Update comment.
5232 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
5233 sh_secondary_reload): Remove TARGET_REGS related code.
5234 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
5235 TARGET_REGISTER_P): Remove macros.
5236 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
5237 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
5238 TR1_REG, TR2_REG): Remove constants.
5239 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
5241 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5243 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
5244 define_expand patterns.
5245 (adddi3_compact): Rename to adddi3.
5246 (subdi3_compact): Rename to subdi3.
5247 (*negdi2): Rename to negdi2.
5248 (*abs<mode>2): Rename to abs<mode>2.
5250 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5252 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
5253 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
5254 (atomic_sub_fetchsi): ... this new pattern.
5255 (mvtc): Add CC_REG clobber.
5257 2016-05-31 Marek Polacek <polacek@redhat.com>
5259 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
5261 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5263 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
5264 aarch64_fusion_enabled_p to check for fusion capabilities.
5266 2016-05-31 Richard Biener <rguenther@suse.de>
5268 PR tree-optimization/71352
5269 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
5270 minus one and a negate.
5272 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5274 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
5275 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
5277 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
5278 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
5279 Remove use of aarch64_simd_attr_length_move, set length attribute
5281 (*aarch64_be_movoi): Likewise.
5282 (*aarch64_be_movci): Likewise.
5283 (*aarch64_be_movxi): Likewise.
5285 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5287 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
5288 It no longer does that.
5289 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
5291 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
5293 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
5294 attribute __unused__.
5296 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
5298 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
5299 * config/arm/arm.c (arm_arch_thumb1): Define.
5300 (arm_option_override): Initialize arm_arch_thumb1.
5301 * config/arm/arm.h (arm_arch_thumb1): Declare.
5302 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
5303 support Thumb-1 ISA.
5305 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
5308 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
5309 `Yv' for scalar operand.
5311 2016-05-31 Tom de Vries <tom@codesourcery.com>
5313 PR tree-optimization/69068
5314 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
5315 phis with more than two args.
5317 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
5319 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
5320 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
5323 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
5325 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
5327 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5329 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
5330 cpu_32, cpu_64, tune_32 and tune_64.
5331 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
5333 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5335 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5337 2016-05-30 Andi Kleen <ak@linux.intel.com>
5339 * auto-profile.c (read_profile): Replace asserts with errors
5340 when file does not exist.
5341 * gcov-io.c (gcov_read_words): Dito.
5343 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5345 * tree-cfg.c (print_loop): Print likely upper bounds.
5347 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5349 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
5350 * opts.c (default_options): Enable peel loops at -O3.
5351 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
5352 (try_peel_loop): Do not re-peel already peeled loops;
5353 use likely upper bounds; fix profile updating.
5354 (pass_complete_unroll::execute): Initialize peeled_loops.
5356 2016-05-30 Martin Liska <mliska@suse.cz>
5358 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
5359 computed costs by frequency of BB they belong to.
5360 (get_scaled_computation_cost_at): New function.
5362 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
5363 Marc Glisse <marc.glisse@inria.fr>
5365 PR tree-optimization/71289
5366 * match.pd (-1 / B < A, A > -1 / B): New transformations.
5368 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5370 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
5372 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5374 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
5375 for peeled copies; avoid underflow when updating estimates; correctly
5378 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5380 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
5381 r236875. Corrected oe3 to oe2 as obvious.
5383 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5387 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
5388 that inserted stmt will not dominate stmts that defines its operand.
5389 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
5390 (rewrite_expr_tree_parallel): Likewise.
5392 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5395 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
5396 all fields including stmt_to_insert are swapped.
5398 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5400 * predict.h (force_edge_cold): Declare.
5401 * predict.c (force_edge_cold): New function.
5402 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
5404 (canonicalize_loop_induction_variables): Fix formating.
5406 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
5408 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
5409 (visium_expand_copysign): Use gen_int_mode directly.
5410 (visium_compute_frame_size): Minor tweaks.
5412 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5414 * tree-vect-loop.c (vect_analyze_loop_2): Use
5415 likely_max_stmt_executions_int.
5417 2016-05-30 Tom de Vries <tom@codesourcery.com>
5419 PR tree-optimization/69067
5420 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
5422 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
5425 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
5426 New peepholes to remove unneeded fild/fistp pairs.
5427 (define_peephole2 atomic_loaddi_fpu): Ditto.
5429 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5431 * predict.c (maybe_hot_frequency_p): Avoid division.
5433 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5435 * doc/install.texi: Use https for shop.fsf.org.
5437 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5439 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
5440 likely_max_stmt_executions_int.
5442 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5444 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5445 likely_max_stmt_executions_int.
5447 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5449 * profile.c (compute_branch_probabilities): Do not report hitrates
5451 (branch_prob): Report hitrates here.
5452 * predict.c (gimple_predict_edge): Do not assert profile status;
5453 fix formatting issues.
5455 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5457 * predict.c (edge_predicted_by_p): New function.
5458 (predict_paths_for_bb): Do not put multiple predictions of the same type
5461 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5463 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
5466 2016-05-28 Alan Modra <amodra@gmail.com>
5468 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
5470 2016-05-28 Alan Modra <amodra@gmail.com>
5472 PR rtl-optimization/71275
5473 * ira.c (ira): Free dominance info.
5475 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
5477 * doc/sourcebuild.texi: New address for upstream Go repository.
5479 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5481 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
5482 (TARGET_ARM_V7M): Likewise.
5484 2016-05-26 Jeff Law <law@redhat.com>
5486 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
5487 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5488 * passes.def: Add jump threading passes before DOM/VRP.
5489 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
5490 argument to a basic block from an edge. Remove tests which are
5492 (pass_data_thread_jumps, class pass_thread_jumps): New.
5493 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5494 (make_pass_thread_jumps): Likewise.
5495 * tree-pass.h (make_pass_thread_jumps): Declare.
5497 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5499 * config/visium/visium-protos.h (split_double_move): Rename into...
5500 (visium_split_double_move): ...this.
5501 (visium_split_double_add): Declare.
5502 * config/visium/visium.c (split_double_move): Rename into...
5503 (visium_split_double_move): ...this.
5504 (visium_split_double_add): New function.
5505 (visium_expand_copysign): Renumber operands for consistency.
5506 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5507 (DFmode move splitter): Likewise.
5508 (*addi3_insn): Split by means of visium_split_double_add.
5509 (*adddi3_insn_flags): Delete.
5510 (*plus_plus_sltu<subst_arith>): New insn.
5511 (*subdi3_insn): Split by means of visium_split_double_add.
5512 (subdi3_insn_flags): Delete.
5513 (*minus_minus_sltu<subst_arith>): New insn.
5514 (*negdi2_insn): Split by means of visium_split_double_add.
5515 (*negdi2_insn_flags): Delete.
5517 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5519 * configure.ac: Treat a --with-headers option without argument
5520 the same as the default (i.e. consult sys-include directory).
5521 * configure: Regenerate.
5523 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5525 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5526 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5528 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5529 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5531 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5534 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5535 tree-stdarg analysis results.
5536 (aarch64_setup_incoming_varargs): Likewise.
5538 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5540 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5541 va_list_gpr_counter_field and va_list_fpr_counter_field.
5543 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5546 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5547 * config/aarch64/aarch64.c
5548 (aarch64_cannot_change_mode_class): Remove function.
5549 * config/aarch64/aarch64-protos.h
5550 (aarch64_cannot_change_mode_class): Remove.
5552 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5554 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5555 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5556 get_likely_max_loop_iterations_int): New.
5557 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5558 any_likely_upper_bound.
5559 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5561 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5562 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5564 (unroll_loop_constant_iterations): Likewise.
5565 (unroll_loop_runtime_iterations): Likewise.
5566 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5567 * lto-streamer-out.c (output_cfg): Likewise.
5568 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5570 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5571 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5572 (likely_max_loop_iterations): New.
5573 (likely_max_loop_iterations_int): New.
5574 (likely_max_stmt_executions): New.
5575 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5576 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5577 likely_max_stmt_executions): Declare.
5579 2016-05-27 Marek Polacek <polacek@redhat.com>
5582 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5584 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5586 * config/s390/s390.md (2x risbg splitters): Use
5587 reg_overlap_mentioned_p instead of rtx_equal_p.
5589 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5591 * combine.c (make_compound_operation): Take known zero bits into
5592 account when checking for possible zero_extend.
5594 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5596 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5597 Use const_int_operand for operand 2 predicate. Simplify expand code
5600 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5603 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5606 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5608 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5609 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5610 that returns CC_SESWPmode and CC_ZESWPmode.
5611 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5613 (aarch64_rtx_costs): Likewise.
5615 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5617 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5618 for ISA 3.0 min/max support.
5619 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5620 conditional move support.
5621 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5622 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5624 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5625 conditional moves where the comparison type is different from move
5627 (fp_minmax): New code iterator for smin/smax.
5628 (minmax): New code attributes for min/max.
5629 (SMINMAX): Likewise.
5630 (smax<mode>3): Combine min, max insns into one insn using the
5631 fp_minmax code iterator. Add support for ISA 3.0 min/max
5632 instructions that don't need -ffast-math.
5633 (s<minmax><mode>3): Likewise.
5634 (smax<mode>3_vsx): Likewise.
5635 (smin<mode>3): Likewise.
5636 (s<minmax><mode>3_vsx): Likewise.
5637 (smin<mode>3_vsx): Likewise.
5638 (pre-VSX min/max splitters): Likewise.
5639 (s<minmax><mode>3_fpr): Likewise.
5640 (movsfcc): Rewrite floating point conditional moves to combine
5641 SFmode/DFmode into a single insn.
5642 (mov<mode>cc): Likewise.
5643 (movdfcc): Likewise.
5644 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5645 SFDF2 iterators to handle all combinations.
5646 (fseldfsf4): Likewise.
5647 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5648 (fseldfdf4): Likewise.
5649 (fselsfdf4): Likewise.
5650 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5651 comparison instructions that set a 0/-1 mask, and use it for
5652 floating point conditional move via XXSEL.
5653 (fpmask<mode>): Likewise.
5654 (xxsel<mode>): Likewise.
5655 * config/rs6000/predicates.md (min_max_operator): Delete, no
5657 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5658 instructions that generate a 0/-1 mask for use with XXSEL.
5659 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5660 say whether floating point min/max is available, either through
5661 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5662 (TARGET_MINMAX_DF): Likewise.
5664 2016-05-27 Alan Modra <amodra@gmail.com>
5666 PR rtl-optimization/71275
5667 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5668 for update_equiv_regs and combine_and_move_insns.
5670 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5673 if_then_else or cond RTXes to calculate attribute value.
5674 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5675 <attr "length_immediate>: Ditto.
5676 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5677 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5678 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5679 <attr "type">: Ditto.
5680 <attr "prefix_data16">: Ditto.
5681 <attr "prefix_extra">: Ditto.
5682 <attr "length_immediate">: Ditto.
5683 <attr "prefix">: Ditto.
5684 (vec_set<mode>_0) <attr "isa">: Ditto.
5685 <attr "prefix_extra">: Ditto.
5686 <attr "length_immediate">: Ditto.
5687 <attr "prefix">: Ditto.
5688 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5689 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5690 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5691 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5692 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5693 <attr "length_immediate">: Ditto.
5694 <attr "prefix">: Ditto.
5695 (sse2_movsd) <attr "length_immediate">: Ditto.
5696 <attr "prefix">: Ditto.
5697 (vec_concatv2df) <attr "isa">: Ditto.
5698 <attr "prefix">: Ditto.
5699 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5700 (*vec_extractv2di_1) <attr "isa">: Ditto.
5701 <attr "type">: Ditto.
5702 <attr "length_immediate">: Ditto.
5703 <attr "prefix_rex">: Ditto.
5704 <attr "prefix_extra">: Ditto.
5705 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5706 <attr "prefix_extra">: Ditto.
5707 <attr "length_immediate">: Ditto.
5708 (vec_concatv2di) <attr "isa">: Ditto.
5709 <attr "prefix_extra">: Ditto.
5710 <attr "length_immediate">: Ditto.
5711 <attr "prefix">: Ditto.
5713 2016-05-26 Martin Liska <mliska@suse.cz>
5715 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5717 (operator+): Likewise.
5718 (operator-): Likewise.
5719 (comp_cost::operator+=): Likewise.
5720 (comp_cost::operator-=): Likewise.
5721 (comp_cost::operator/=): Likewise.
5722 (comp_cost::operator*=): Likewise.
5723 (operator<): Likewise.
5724 (operator==): Likewise.
5725 (operator<=): Likewise.
5727 (infinite_cost_p): Likewise.
5728 (add_costs): Likewise.
5729 (sub_costs): Likewise.
5730 (compare_costs): Likewise.
5731 (set_group_iv_cost): Use the newly introduced functions.
5732 (get_address_cost): Likewise.
5733 (get_shiftadd_cost): Likewise.
5734 (force_expr_to_var_cost): Likewise.
5735 (split_address_cost): Likewise.
5736 (ptr_difference_cost): Likewise.
5737 (difference_cost): Likewise.
5738 (get_computation_cost_at): Likewise.
5739 (determine_group_iv_cost_generic): Likewise.
5740 (determine_group_iv_cost_address): Likewise.
5741 (determine_group_iv_cost_cond): Likewise.
5742 (autoinc_possible_for_pair): Likewise.
5743 (determine_group_iv_costs): Likewise.
5744 (cheaper_cost_pair): Likewise.
5745 (iv_ca_recount_cost): Likewise.
5746 (iv_ca_set_no_cp): Likewise.
5747 (iv_ca_set_cp): Likewise.
5748 (iv_ca_cost): Likewise.
5749 (iv_ca_new): Likewise.
5750 (iv_ca_dump): Likewise.
5751 (iv_ca_narrow): Likewise.
5752 (iv_ca_prune): Likewise.
5753 (iv_ca_replace): Likewise.
5754 (try_add_cand_for): Likewise.
5755 (try_improve_iv_set): Likewise.
5756 (find_optimal_iv_set): Likewise.
5758 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5760 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5761 that internal functions will clobber all caller-saved registers.
5763 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5765 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5766 Return a better case_values_threshold when optimizing.
5768 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5770 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5771 Add ? to integer variant.
5772 (aarch64_combinez_be): Likewise.
5774 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5776 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5777 instead of x constraint.
5778 (vcvtps2ph256<mask_name>): Likewise.
5780 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5781 alternative. Formatting fix.
5783 * config/i386/sse.md
5784 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5786 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5787 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5788 maybe_evex prefix instead of vex.
5789 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5790 EXT_REX_SSE_REG_P (op0) case in the splitter.
5792 2016-05-25 Jeff Law <law@redhat.com>
5794 PR tree-optimization/71272
5795 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5796 Update comments. Add test for empty path.
5798 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5800 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5801 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5802 special case builtin.
5803 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5804 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5805 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5806 for __builtin_vec_cmpne.
5808 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5810 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5811 redundant test and bail out if the type of the new operand is not
5812 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5814 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5816 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5817 (x_ix86_target_flags_explicit): Remove.
5818 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5819 x_ix86_target_flags_explicit.
5820 (ix86_function_specific_restore): Ditto.
5822 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5823 H.J. Lu <hongjiu.lu@intel.com>
5826 * common/config/i386/i386-common.c
5827 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5828 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5829 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5830 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5831 (-mgeneral-regs-only): Add new option.
5832 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5833 x87 instructions if only general registers are allowed.
5834 (ix86_target_string): Add ix86_flags argument. Handle additional
5835 flags options through ix86_flags argument. Update all callers.
5836 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5838 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5840 PR rtl-optimization/66940
5841 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5842 decrementing desired_val will not overflow before performing these
5845 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5847 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5848 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5849 * config/i386/i386.c (enum ix86_builtins): Add
5850 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5851 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5852 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5853 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5854 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5855 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5856 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5857 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5858 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5859 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5860 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5861 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5862 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5863 __builtin_ia32_cvtps2dq512_mask.
5864 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5865 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5866 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5867 * config/i386/sse.md
5868 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5870 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5871 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5873 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5874 (avx512f_vec_pack_sfix_v8df): New define_expand.
5875 (avx512f_roundpd512): Rename to ...
5876 (avx512f_round<castmode>512): ... this. Change iterator.
5877 (avx512f_roundps512_sfix): New define_expand.
5878 (round<mode>2_sfix): Change iterator.
5880 2016-05-25 Nick Clifton <nickc@redhat.com>
5882 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5883 static interrupt handler is detected.
5884 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5885 default linker script.
5886 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5887 the low part of a symbolic pointer.
5889 2016-05-25 Richard Biener <rguenther@suse.de>
5891 PR tree-optimization/71261
5892 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5893 interesting stmt instead of immediate uses when looking
5894 for the use operand to replace.
5896 2016-05-25 Martin Liska <mliska@suse.cz>
5898 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5900 2016-05-25 Richard Biener <rguenther@suse.de>
5902 PR tree-optimization/71264
5903 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5906 2016-05-25 Martin Liska <mliska@suse.cz>
5908 PR tree-optimization/71239
5909 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5910 if DECL_SIZE is NULL.
5912 2016-05-25 Richard Biener <rguenther@suse.de>
5914 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5915 * tree-if-conv.c (pass_data_if_conversion): Use it.
5917 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5919 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5920 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5921 * varpool.c (varpool_node::get_availability): Likewise.
5923 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5925 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5926 VNEGW/VNEGD instructions.
5927 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5928 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5929 support for ISA 3.0 VNEGW/VNEGD instructions.
5931 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5933 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5934 pointers inside OACC_DATA regions.
5935 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5936 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5937 (gimplify_adjust_omp_clauses): Fix typo in comment.
5939 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5941 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5942 parity built-in functions.
5943 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5945 (p9v_parity<mode>2): Likewise.
5946 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5948 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5949 (parity<mode>2): ISA 3.0 expander for vector parity.
5950 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5952 (BU_P9_64BIT_MISC_0): Likewise.
5953 (BU_P9_MISC_0): Likewise.
5954 (BU_P9V_AV_1): Likewise.
5955 (BU_P9V_AV_2): Likewise.
5956 (BU_P9V_AV_3): Likewise.
5957 (BU_P9V_AV_P): Likewise.
5958 (BU_P9V_VSX_1): Likewise.
5959 (BU_P9V_OVERLOAD_1): Likewise.
5960 (BU_P9V_OVERLOAD_2): Likewise.
5961 (BU_P9V_OVERLOAD_3): Likewise.
5962 (VCTZB): Add vector count trailing zeros support.
5966 (VPRTYBD): Add vector parity support.
5967 (VPRTYBQ): Likewise.
5968 (VPRTYBW): Likewise.
5969 (VCTZ): Add overloaded vector count trailing zeros support.
5970 (VPRTYB): Add overloaded vector parity support.
5971 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5972 overloaded vector count trailing zeros and parity instructions.
5973 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5974 vector parity support.
5975 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5976 trailing zeros support.
5977 (vec_cntlz): Likewise.
5978 (vec_vctzb): Likewise.
5979 (vec_vctzd): Likewise.
5980 (vec_vctzh): Likewise.
5981 (vec_vctzw): Likewise.
5982 (vec_vprtyb): Add ISA 3.0 vector parity support.
5983 (vec_vprtybd): Likewise.
5984 (vec_vprtybw): Likewise.
5985 (vec_vprtybq): Likewise.
5986 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5987 the ISA 3.0 vector count trailing zeros and vector parity built-in
5990 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5992 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5993 when there is stmt_to_insert.
5995 2016-05-24 Martin Sebor <msebor@redhat.com>
5998 * tree.h (complete_or_array_type_p): New inline function.
6000 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6002 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
6003 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
6004 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6006 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6007 Limit 1st alternative to noavx isa, split 2nd alternative into one
6008 noavx and one avx alternative, use *x and Bm in the former and
6009 x and m in the latter.
6011 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6012 of sse4 for the first alternative, drop %v from the template
6013 and d operand modifier. Split second alternative into one sse4_noavx
6014 and one avx alternative, use *x instead of *v in the former and v
6015 instead of *v in the latter.
6016 (*sse4_1_extractps): Use noavx isa instead of * for the first
6017 alternative, drop %v from the template. Split second alternative into
6018 one noavx and one avx alternative, use *x instead of *v in the
6019 former and v instead of *v in the latter.
6020 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6021 with noavx and the last one with avx.
6022 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6023 split the second one into one noavx and one avx alternative,
6024 use *x and Bm in the former and x and m in the latter one.
6025 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6028 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6029 first two alternatives to noavx, use *x instead of *v in the second
6030 one, add avx alternative without *.
6031 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6032 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6033 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6035 2016-05-24 Jeff Law <law@redhat.com>
6037 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6038 New function, extracted from...
6039 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6040 Allow simple copies and constant initializations in the SSA chain.
6042 2016-05-24 Marek Polacek <polacek@redhat.com>
6045 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6048 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6051 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6052 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6053 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6054 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6055 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6057 2016-05-24 Richard Biener <rguenther@suse.de>
6059 PR tree-optimization/71240
6060 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6063 2016-05-24 Richard Biener <rguenther@suse.de>
6065 PR tree-optimization/71230
6066 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6068 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6070 * tree-vectorizer.h (vectorizable_comparison): Delete.
6071 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6072 PURE_SLP_STMT check.
6073 * tree-vect-stmts.c (vectorizable_call): Likewise.
6074 (vectorizable_simd_clone_call): Likewise.
6075 (vectorizable_conversion): Likewise.
6076 (vectorizable_assignment): Likewise.
6077 (vectorizable_shift): Likewise.
6078 (vectorizable_operation): Likewise.
6079 (vectorizable_load): Likewise.
6080 (vectorizable_condition): Likewise.
6081 (vectorizable_store): Likewise. Assert that we don't have
6083 (vectorizable_comparison): Make static. Remove redundant
6084 PURE_SLP_STMT check.
6085 (vect_transform_stmt): Assert that we always have an slp_node
6088 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6090 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6091 operands[2] against 1 with comparison against CONST1_RTX.
6092 (<shift>di3_neon): Likewise.
6093 * config/arm/predicates.md (const0_operand): Replace with comparison
6096 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6098 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
6099 operands[2] against 1 with comparison against CONST1_RTX.
6100 (ashrdi3): Likewise.
6101 (lshrdi3): Likewise.
6102 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
6104 (ashrsi3): Likewise.
6105 (lshrsi3): Likewise.
6106 (rotrsi3): Likewise.
6107 (define_split above *compareqi_eq0): Likewise.
6108 (define_split above "prologue"): Likewise.
6109 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
6110 * config/arm/predicates.md (shift_operator): Likewise.
6111 (shift_nomul_operator): Likewise.
6112 (sat_shift_operator): Likewise.
6113 (thumb1_cmp_operand): Likewise.
6114 (const_neon_scalar_shift_amount_operand): Replace manual range
6115 check with IN_RANGE.
6116 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
6117 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
6119 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6121 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
6122 with HOST_WIDE_INT_1.
6124 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
6125 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
6126 (arm_canonicalize_comparison): Likewise.
6127 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
6129 (thumb1_size_rtx_costs): Likewise.
6130 (vfp_const_double_index): Replace cast of 1 to unsigned
6131 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6132 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
6134 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
6135 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6136 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
6137 HOST_WIDE_INT with HOST_WIDE_INT_1.
6139 2016-05-24 Marek Polacek <polacek@redhat.com>
6141 * tree-cfg.h (should_remove_lhs_p): New predicate.
6142 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6143 * gimplify.c (gimplify_modify_expr): Likewise.
6144 * tree-cfg.c (verify_gimple_call): Likewise.
6145 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
6146 * gimple-fold.c: Include "tree-cfg.h".
6147 (gimple_fold_call): Use should_remove_lhs_p.
6149 2016-05-24 Richard Biener <rguenther@suse.de>
6151 PR tree-optimization/71253
6152 * cfganal.h (control_dependences): Make robust against edge
6154 (control_dependences::control_dependences): Remove edge_list argument.
6155 (control_dependences::get_edge): Remove.
6156 (control_dependences::get_edge_src): Add.
6157 (control_dependences::get_edge_dest): Likewise.
6158 (control_dependences::m_el): Make a vector of edge src/dest index.
6159 * cfganal.c (control_dependences::find_control_dependence): Adjust.
6160 (control_dependences::control_dependences): Likewise.
6161 (control_dependences::~control_dependence): Likewise.
6162 (control_dependences::get_edge): Remove.
6163 (control_dependences::get_edge_src): Add.
6164 (control_dependences::get_edge_dest): Likewise.
6165 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
6167 (perform_tree_ssa_dce): Adjust.
6168 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
6170 (pass_loop_distribution::execute): Adjust. Do loop destroying
6171 conditional on changed.
6173 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6176 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
6177 return. Reindent transformation comment and mention the ARM state
6180 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6183 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
6184 after build_and_add_sum creates new use stmt.
6186 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6188 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
6189 load_lanes/grouped_load classification comes first. Don't check
6190 whether the vectorization factor is a multiple of the group size
6193 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6195 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
6196 GROUP_GAP for single-element interleaving.
6197 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
6200 2016-05-24 Richard Biener <rguenther@suse.de>
6204 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
6205 bases which are accessed with non-invariant indices.
6206 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
6207 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
6209 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6212 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
6213 (add_to_ops_vec): Add stmt_to_insert.
6214 (add_repeat_to_ops_vec): Init stmt_to_insert.
6215 (insert_stmt_before_use): New.
6216 (transform_add_to_multiply): Remove mult_stmt insertion and add it
6218 (get_ops): Init stmt_to_insert.
6219 (maybe_optimize_range_tests): Likewise.
6220 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
6221 (rewrite_expr_tree_parallel): Likewise.
6222 (reassociate_bb): Likewise.
6224 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6227 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
6228 ISA 3.0 xxperm fusion alternative.
6229 (altivec_vperm_v8hiv16qi): Likewise.
6230 (altivec_vperm_<mode>_uns_internal): Likewise.
6231 (vperm_v8hiv4si): Likewise.
6232 (vperm_v16qiv8hi): Likewise.
6234 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6235 Kelvin Nilsen <kelvin@gcc.gnu.org>
6237 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
6238 vpermr/xxpermr on ISA 3.0.
6239 (altivec_expand_vec_perm_le): Likewise.
6240 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
6241 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
6244 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
6246 * config/i386/i386.h (IS_STACK_MODE): Enable for
6247 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
6248 SSE_FLOAT_MODE_P macros.
6249 * config/i386/i386.c (ix86_preferred_reload_class): Use
6250 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
6251 Cleanup regclass processing for CONST_DOUBLE_P.
6252 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
6253 (ix86_rtx_costs): Remove redundant TARGET_80387 check
6254 with IS_STACK_MODE macro.
6255 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
6257 (*movdf_internal): Use IS_STACK_MODE macro.
6258 (*movsf_internal): Ditto.
6260 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
6262 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
6263 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
6265 2016-05-23 Jeff Law <law@redhat.com>
6267 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
6269 (fsm_find_control_statement_thread_paths): Call it.
6271 2016-05-23 Martin Jambor <mjambor@suse.cz>
6274 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
6275 from_global_constant if t is not NULL.
6277 2016-05-23 Marek Polacek <polacek@redhat.com>
6280 * common.opt (Wswitch-unreachable): New option.
6281 * doc/invoke.texi: Document -Wswitch-unreachable.
6282 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
6285 2016-05-23 Bin Cheng <bin.cheng@arm.com>
6287 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
6288 TMR_INDEX is non-NULL.
6290 2016-05-23 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/71230
6293 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
6294 (try_special_add_to_ops): ... here. Always test for single-use.
6296 2016-05-23 Martin Jambor <mjambor@suse.cz>
6298 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
6299 default block if a PHI node in the original one would be resized.
6301 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6303 PR tree-optimization/58135
6304 * tree-vect-slp.c: When group size is not multiple
6305 of vector size, allow splitting of store group at
6308 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
6310 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
6312 2016-05-22 Jakub Jelinek <jakub@redhat.com>
6314 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6315 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
6316 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
6319 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
6320 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
6321 v constraint instead of x and vinserti32x4 insn.
6323 * config/i386/sse.md (i128vldq): New mode iterator.
6324 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
6325 avx512dq and avx512vl alternatives.
6327 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
6328 constraint, use maybe_evex prefix instead of vex.
6329 (vec_dupv4sf): Use v constraint instead of x for output
6330 operand except for noavx alternative, use Yv constraint
6331 instead of x for input. Use maybe_evex prefix instead of vex.
6332 (*vec_dupv4si): Likewise.
6333 (*vec_dupv2di): Likewise.
6335 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
6338 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
6339 (linearize_expr_tree): Call try_special_add_to_ops.
6340 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
6342 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6344 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
6345 to computed stack_usage.
6347 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6350 * config/avr/avr.md (define_expand "mov<mode>"): If the source
6351 operand is subreg (symbol_ref) then move the symbol ref to register.
6353 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
6355 * tree.c (array_at_struct_end_p): Look through MEM_REF.
6357 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6360 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
6363 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6365 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
6366 ranges by calling get_single_symbol and tidy up. Look more closely
6367 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
6369 2016-05-20 Jeff Law <law@redhat.com>
6371 * bitmap.c (bitmap_find_bit): Remove useless test.
6373 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
6375 * function.c (thread_prologue_and_epilogue_insns): Commit the
6376 insertion of the epilogue.
6378 2016-05-20 Martin Jambor <mjambor@suse.cz>
6380 PR tree-optimization/70884
6381 * tree-sra.c (initialize_constant_pool_replacements): Do not check
6382 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
6383 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
6384 of constant pool data as a reason for scalarization.
6386 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6388 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
6389 for naked functions.
6390 (thumb1_expand_prologue): Likewise.
6392 2016-05-20 Nathan Sidwell <nathan@acm.org>
6394 * config/nvptx/nptx.c (nvptx_option_override): Only set
6395 flag_toplevel_reorder, if not explicitly specified. Set
6396 flag_no_common, unless explicitly specified.
6398 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6400 * calls.c (can_implement_as_sibling_call_p): Mark param
6401 reg_parm_stack_space with ATTRIBUTE_UNUSED.
6403 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
6406 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
6407 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
6409 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
6410 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
6413 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
6415 * config/nvptx/nvptx.md (sincossf3): New pattern.
6417 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6419 * calls.c (maybe_complain_about_tail_call): New function.
6420 (initialize_argument_information): Call
6421 maybe_complain_about_tail_call when clearing *may_tailcall.
6422 (can_implement_as_sibling_call_p): Call
6423 maybe_complain_about_tail_call when returning false.
6424 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
6425 ensure try_tail_call is set. Call maybe_complain_about_tail_call
6426 if tail-call optimization fails.
6427 * cfgexpand.c (expand_call_stmt): Initialize
6428 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
6429 * gimple-pretty-print.c (dump_gimple_call): Dump
6430 gimple_call_must_tail_p.
6431 * gimple.c (gimple_build_call_from_tree): Call
6432 gimple_call_set_must_tail with the value of
6433 CALL_EXPR_MUST_TAIL_CALL.
6434 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
6435 (gimple_call_set_must_tail): New function.
6436 (gimple_call_must_tail_p): New function.
6437 * print-tree.c (print_node): Update printing of TREE_STATIC
6438 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
6439 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
6440 trailing comment listing applicable flags.
6441 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
6443 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6445 * calls.c (expand_call): Move "Rest of purposes for tail call
6446 optimizations to fail" to...
6447 (can_implement_as_sibling_call_p): ...this new function, and
6448 split into multiple "if" statements.
6450 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6452 * cfgloop.h (expected_loop_iterations_unbounded,
6453 expected_loop_iterations): Unconstify.
6454 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
6455 profile with known upper bound; return 3 when profile is absent.
6456 (expected_loop_iterations): Update.
6458 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6460 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
6461 and get_max_loop_iterations_int.
6463 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6465 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
6466 realistic upper bounds here.
6468 2016-05-20 Jakub Jelinek <jakub@redhat.com>
6471 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
6472 calls if the LHS is variable length or has addressable type.
6473 If targets[0]->decl is a noreturn call with void return type and
6474 zero arguments, adjust fntype and remove lhs in that case.
6476 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
6478 PR tree-optimization/71079
6479 PR tree-optimization/71206
6480 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
6482 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6484 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
6485 (get_vec_alignment_for_array_decl): Likewise.
6486 (get_vec_alignment_for_record_decl): Likewise.
6487 (increase_alignment::execute): Move code to find alignment to
6488 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
6489 (type_align_map): New hash_map.
6491 2016-05-20 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/29756
6494 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6495 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6496 * fold-const.c (operand_equal_p): Likewise.
6497 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6498 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6499 * tree-inline.c (estimate_operator_cost): Likewise.
6500 * tree-pretty-print.c (dump_generic_node): Likewise.
6501 * tree-ssa-operands.c (get_expr_operands): Likewise.
6502 * cfgexpand.c (expand_debug_expr): Likewise.
6503 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6504 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6505 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6506 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6507 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6508 (execute_update_addresses_taken): Do it.
6510 2016-05-20 Richard Biener <rguenther@suse.de>
6512 PR tree-optimization/71185
6513 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6514 register operations.
6516 2016-05-20 Richard Biener <rguenther@suse.de>
6518 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6519 gimple_seq_add_seq_without_update.
6520 (release_bb_predicate): Assert we have no operands to free.
6521 (if_convertible_loop_p_1): Calculate post dominators later.
6522 Do not free BB predicates here.
6523 (combine_blocks): Do not recompute BB predicates.
6524 (version_loop_for_if_conversion): Save BB predicates around
6527 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6529 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6530 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6531 code. Ignore sibcalls on EDGE_IGNORE edges.
6532 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6533 on edges for sibcalls that run without prologue. The rest of the
6534 function is combined from...
6535 (fix_fake_fallthrough_edge): ... this, and ...
6536 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6537 function argument, make it a local variable.
6539 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6541 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6542 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6543 for 32-bit mode and SEH for 64-bit.
6544 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6545 TARGET_64BIT_DEFAULT.
6547 2016-05-19 Ryan Burn <contact@rnburn.com>
6549 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6550 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6552 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6554 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6555 force pending loads from memory.
6557 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6559 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6560 (UNSPEC_DARN_32): New unspec constant.
6561 (UNSPEC_DARN_RAW): New unspec constant.
6562 (darn_32): New instruction.
6563 (darn_raw): New instruction.
6564 (darn): New instruction.
6565 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6566 support and documentation for this macro.
6567 (BU_P9_MISC_1): New macro definition.
6568 (BU_P9_64BIT_MISC_0): New macro definition.
6569 (BU_P9_MISC_0): New macro definition.
6570 (darn_32): New builtin definition.
6571 (darn_raw): New builtin definition.
6572 (darn): New builtin definition.
6573 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6574 RS6000_BUILTIN_0 directives to surround each occurrence of
6575 #include "rs6000-builtin.def".
6576 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6577 RS6000_BTM_64BIT flags to the returned mask, depending on
6579 (def_builtin): Correct an error in the assignments made to the
6580 debugging variable attr_string.
6581 (rs6000_expand_builtin): Add support for no-operand built-in
6583 (builtin_function_type): Remove fatal_error assertion that is no
6585 (rs6000_common_init_builtins): Add support for no-operand built-in
6587 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6589 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6591 (RS6000_BTM_64BIT): New macro definition.
6592 * doc/extend.texi: Document __builtin_darn (void),
6593 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6596 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6598 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6599 max_loop_iterations_int.
6601 2016-05-19 Marek Polacek <polacek@redhat.com>
6603 PR tree-optimization/71031
6604 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6605 condition and adjust the code a bit.
6607 2016-05-19 Martin Liska <mliska@suse.cz>
6609 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6610 auto_vec instead of vec.
6612 2016-05-19 Martin Liska <mliska@suse.cz>
6614 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6616 2016-05-19 Martin Liska <mliska@suse.cz>
6618 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6620 2016-05-19 Martin Liska <mliska@suse.cz>
6622 * ipa-pure-const.c (set_function_state): Remove an existing
6624 (remove_node_data): Do not free it as it's released
6625 in set_function_state.
6627 2016-05-19 Martin Liska <mliska@suse.cz>
6629 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6632 2016-05-19 Martin Liska <mliska@suse.cz>
6634 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6636 2016-05-19 Martin Liska <mliska@suse.cz>
6638 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6639 an auto_vec instead of re-creating it.
6641 2016-05-19 Martin Liska <mliska@suse.cz>
6643 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6644 auto_vec instead of vec.
6646 2016-05-19 Martin Liska <mliska@suse.cz>
6648 * lto-section-in.c (lto_get_section_data): Call
6649 lto_check_version with additional argument.
6650 * lto-streamer.c (lto_check_version): Add new argument.
6651 * lto-streamer.h (lto_check_version): Likewise.
6653 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6655 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6656 Don't add cost of inner memory when handling sign-extended loads.
6658 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6660 PR rtl-optimization/71148
6661 * cse.c (cse_main): Free dominance info.
6662 (rest_of_handle_cse): Don't free dominance info.
6663 (rest_of_handle_cse2): Likewise.
6664 (rest_of_handle_cse_after_global_opts): Likewise.
6666 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6669 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6670 NULL_TREE early if NEON is not available. Remove now redundant check
6671 in ARM_CHECK_BUILTIN_MODE.
6673 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6676 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6677 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6678 * doc/cpp.texi: Document new macros.
6680 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6682 PR tree-optimization/69848
6683 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6684 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6686 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6688 * function.c (thread_prologue_and_epilogue_insn): Move the
6689 "goto epilogue_done" one block later.
6691 2016-05-19 Richard Biener <rguenther@suse.de>
6693 PR tree-optimization/70729
6694 * passes.def: Move LIM pass before PRE. Remove no longer
6695 required copyprop and move first DCE out of the loop pipeline.
6697 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6700 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6701 (OBJS-libcommon-target): ...here.
6702 * opts-common.c: Include spellcheck.h.
6703 (cmdline_handle_error): Build a vec of valid options and use it
6704 to suggest provide hints for misspelled arguments.
6706 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6709 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6710 lhs if it has TREE_ADDRESSABLE type.
6712 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6715 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6716 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6718 2016-05-18 Martin Jambor <mjambor@suse.cz>
6721 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6722 input for NOP_EXPR pass-through functions.
6723 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6724 aggregate global constant VAR_DECLs in constant jump functions.
6726 2016-05-18 Martin Jambor <mjambor@suse.cz>
6729 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6730 from TREE_READONLY parameters.
6732 2016-05-18 Martin Jambor <mjambor@suse.cz>
6735 * cgraph.h (cgraph_indirect_call_info): New field
6736 guaranteed_unmodified.
6737 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6738 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6740 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6741 pass the parameter value to ipa_find_agg_cst_for_param.
6742 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6743 guaranteed_unmodified, store AA results there instead of bailing out
6745 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6746 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6747 (find_constructor_constant_at_offset): New function.
6748 (ipa_find_agg_cst_from_init): Likewise.
6749 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6750 static initializers of contants, report back through a new paameter
6751 from_global_constant if that was the case.
6752 (try_make_edge_direct_simple_call): Also pass parameter value to
6753 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6755 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6756 (ipa_read_indirect_edge_info): Likewise.
6757 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6758 (ipa_load_from_parm_agg): Likewise.
6760 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6762 PR rtl-optimization/71150
6763 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6766 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6769 * config/rs6000/constraints.md (wE constraint): New constraint
6770 for a vector constant that can be loaded with XXSPLTIB.
6771 (wM constraint): New constraint for a vector constant of a 1's.
6772 (wS constraint): New constraint for a vector constant that can be
6773 loaded with XXSPLTIB and a vector sign extend instruction.
6774 * config/rs6000/predicates.md (xxspltib_constant_split): New
6775 predicates for wE/wS constraints.
6776 (xxspltib_constant_nosplit): Likewise.
6777 (easy_vector_constant): Add support for constants that can be
6778 loaded via XXSPLTIB.
6779 (all_ones_constant): New predicate for vector constant with all
6781 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6782 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6783 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6784 instruction and possibly with a sign extension.
6785 (output_vec_const_move): Add support for XXSPLTIB. If we are
6786 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6787 instead of XXLXOR/XXLORC.
6788 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6790 (rs6000_legitimize_reload_address): Likewise.
6791 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6793 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6794 combine VSX_M and VSX_M2 into one iterator.
6796 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6797 (VSINT_842): Likewise.
6798 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6799 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6800 XXSPLTIB instruction.
6801 (xxspltib_<mode>_nosplit): Likewise.
6802 (xxspltib_<mode>_split): New insn to load up constants with
6803 XXSPLTIB and a sign extend instruction.
6804 (vsx_mov<mode>): Replace single move that handled all vector types
6805 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6806 moves (when -mvsx-timode is in effect) into the main vector
6807 moves. Eliminate separate moves for <VSr> <VSa>, where the
6808 preferred register class (<VSr>) is listed first, and the
6809 secondary register class (<VSa>) is listed second with a '?' to
6810 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6811 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6812 that if the register was involved in a slow operation, the
6813 clear/set operation does not wait for the slow operation to
6814 finish. Adjust the length attributes for 32-bit mode. Use
6815 rs6000_output_move_128bit and drop the use of the string
6816 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6817 spacing so that the alternatives and attributes don't generate
6818 long lines, and put things in columns, so that it is easier to
6819 match up the operands and attributes with the insn alternatives.
6820 (vsx_mov<mode>_64bit): Likewise.
6821 (vsx_mov<mode>_32bit): Likewise.
6822 (vsx_movti_64bit): Fold movti into normal vector moves.
6823 (vsx_movti_32bit): Likewise.
6824 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6826 (vsx_splat_v4si_internal): Likewise.
6827 (vsx_splat_v4sf_internal): Likewise.
6828 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6829 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6830 extend vector elements.
6831 (vsx_sign_extend_hi_<mode>): Likewise.
6832 (vsx_sign_extend_si_v2di): Likewise.
6833 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6835 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6836 constraints. Add trailing period to wL documentation.
6838 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6841 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6842 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6843 * tree-call-cdce.c: Include tree-dfa.h.
6844 (can_guard_call_p): New function, extracted from...
6845 (can_use_internal_fn): ...here.
6846 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6848 (shrink_wrap_one_built_in_call): Likewise.
6849 (use_internal_fn): Likewise.
6850 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6851 and return void. Call replace_abnormal_ssa_names.
6852 (pass_call_cdce::execute): Check can_guard_call_p during the
6853 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6854 will always change something.
6856 2016-05-18 Martin Jambor <mjambor@suse.cz>
6859 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6860 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6862 2016-05-18 Martin Jambor <mjambor@suse.cz>
6865 * ipa-inline.h (condition): New field size.
6866 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6867 for comaprison and store it into the new condition.
6868 (evaluate_conditions_for_known_args): Use condition size to check
6869 access sizes for all but CHANGED conditions.
6870 (unmodified_parm_1): New parameter size_p, store access size into it.
6871 (unmodified_parm): Likewise.
6872 (unmodified_parm_or_parm_agg_item): Likewise.
6873 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6874 (set_cond_stmt_execution_predicate): Extract access sizes and store
6876 (set_switch_stmt_execution_predicate): Likewise.
6877 (will_be_nonconstant_expr_predicate): Likewise.
6878 (will_be_nonconstant_predicate): Likewise.
6879 (inline_read_section): Stream condition size.
6880 (inline_write_summary): Likewise.
6882 2016-05-18 Richard Biener <rguenther@suse.de>
6884 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6885 condition cost to PHI cost instead of total_cost.
6887 2016-05-18 Martin Liska <mliska@suse.cz>
6890 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6893 2016-05-18 Richard Biener <rguenther@suse.de>
6895 * lto-streamer.h (LTO_major_version): Bump to 6.
6897 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6899 * function.c (make_split_prologue_seq, make_prologue_seq,
6900 make_epilogue_seq): New functions, factored out from...
6901 (thread_prologue_and_epilogue_insns): Here.
6903 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6905 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6906 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6907 of before. Add a comment.
6909 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6911 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6912 expression pointer, not pointer to the pointer.
6914 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6916 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6917 (avx2_pbroadcast<mode>): Add another alternative with v instead
6918 of x constraints in it, using <pbroadcast_evex_isa> isa.
6919 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6921 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6922 constraint x instead of v in second alternative, add avx512bw
6925 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6926 constraint x instead of v in second alternative, add avx512bw
6929 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6930 constraint x instead of v in second alternative, add avx512bw
6933 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6934 avx512bw alternative.
6936 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6938 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6940 (define_insn "*andnottf3"): Ditto.
6941 (define_insn "*<code><mode>3"/any_logic): Ditto.
6942 (define_insn "*<code>tf3"/any_logic): Ditto.
6943 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6944 operand to block AVX-512VL insn variant emit when it is not enabled.
6946 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6948 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6949 constraint fot SF mode.
6951 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6952 Kirill Yukhin <kirill.yukhin@intel.com>
6954 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6956 (define_insn "rsqrt14<mode>"): Ditto.
6957 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6958 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6959 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6960 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6961 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6963 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6964 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6965 * config/i386/i386.c (ix86_print_operand): Expand check for size
6966 override codes for Intel syntax.
6968 2016-05-18 Richard Biener <rguenther@suse.de>
6970 PR tree-optimization/71168
6971 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6972 initialization earlier.
6974 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6976 * config/aarch64/aarch64-simd.md
6977 (aarch64_reduc_plus_internal<mode>): Rename to...
6978 (reduc_plus_scal): ...This, and remove previous implementation.
6980 2016-05-18 Richard Biener <rguenther@suse.de>
6982 * passes.def: Put late dse and cd_dce in canonical order.
6984 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6986 * ipa-inline-transform.c (preserve_function_body_p): Look for
6987 first non-thunk clone.
6988 (save_function_body): Save into first non-thunk.
6989 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6991 (lto_output_node): Inline thunks don't need body in every
6993 * lto-streamer-in.c: Do not fixup thunk clones.
6994 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6996 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6999 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7002 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
7003 (reassociate_bb): Call transform_add_to_multiply.
7005 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7007 * config/aarch64/aarch64.c (all_extensions): Removed unused
7010 2016-05-17 Nathan Sidwell <nathan@acm.org>
7012 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7013 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7015 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7017 PR tree-optimization/54579
7019 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7021 2016-05-17 Marek Polacek <polacek@redhat.com>
7024 * tree-inline.c (expand_call_inline): Call
7025 maybe_remove_unused_call_args.
7027 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7029 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7030 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7031 * doc/md.texi (fmin@var{m}3): Likewise.
7033 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7035 * match.pd (X & C): New transformation.
7037 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7039 * match.pd (~X & Y): New transformation.
7041 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7043 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7044 information for new SSA_NAME.
7045 (simplify_conversion_using_ranges): Get range through get_range_info
7046 instead of get_value_range.
7048 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7050 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7051 Remove inline assembly.
7052 (vmvn_s16): Likewise.
7053 (vmvn_s32): Likewise.
7054 (vmvn_u8): Likewise.
7055 (vmvn_u16): Likewise.
7056 (vmvn_u32): Likewise.
7057 (vmvnq_s8): Likewise.
7058 (vmvnq_s16): Likewise.
7059 (vmvnq_s32): Likewise.
7060 (vmvnq_u8): Likewise.
7061 (vmvnq_u16): Likewise.
7062 (vmvnq_u32): Likewise.
7063 (vmvn_p8): Likewise.
7064 (vmvnq_p16): Likewise.
7066 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7068 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7070 (vmul_n_s16): Likewise.
7071 (vmul_n_s32): Likewise.
7072 (vmul_n_u16): Likewise.
7073 (vmul_n_u32): Likewise.
7074 (vmulq_n_f32): Likewise.
7075 (vmulq_n_f64): Likewise.
7076 (vmulq_n_s16): Likewise.
7077 (vmulq_n_s32): Likewise.
7078 (vmulq_n_u16): Likewise.
7079 (vmulq_n_u32): Likewise.
7081 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7083 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7084 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7086 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7088 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7089 to *aarch64_fma4_elt_from_dup<mode>.
7090 (*aarch64_fnma4_elt_to_128df): Rename to
7091 *aarch64_fnma4_elt_from_dup<mode>.
7092 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7093 (vfms_n_f32): Likewise.
7094 (vfms_n_f64): Likewise.
7095 (vfmsq_n_f32): Likewise.
7096 (vfmsq_n_f64): Likewise.
7098 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
7100 * wide-int.h: Change fixed_wide_int_storage from class to struct.
7102 2016-05-17 Richard Biener <rguenther@suse.de>
7104 PR tree-optimization/71132
7105 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
7106 Only add control dependences for blocks in the loop.
7107 (build_rdg): Adjust.
7108 (generate_code_for_partition): Return whether loop should
7109 be destroyed and delay that.
7110 (distribute_loop): Likewise.
7111 (pass_loop_distribution::execute): Record loops to be destroyed
7112 and perform delayed destroying of loops.
7114 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7117 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
7119 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7121 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
7123 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
7126 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
7127 insertion point for instructions generated by validize_mem.
7129 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7131 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
7134 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7136 * config/aarch64/aarch64.c
7137 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
7138 rather than a macro.
7140 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7142 * doc/invoke.texi (AArch64 Options): Various updates.
7144 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7146 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
7147 into instrumentation thunks.
7148 * cif-code.def (CIF_CHKP): New.
7150 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
7152 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
7154 2016-05-16 Martin Jambor <mjambor@suse.cz>
7156 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
7157 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
7159 2016-05-16 Marek Polacek <polacek@redhat.com>
7161 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
7164 2016-05-16 Martin Jambor <mjambor@suse.cz>
7167 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
7168 the outlined kernel function.
7170 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
7172 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
7173 (ISA_HAS_DLSA): Ditto.
7175 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7177 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
7179 2016-05-16 Nathan Sidwell <nathan@acm.org>
7181 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
7182 (nvptx_name_replacement): Restore. Add comment.
7183 (write_fn_proto, write_fn_proto_from_insn,
7184 nvptx_output_call_insn): Restore
7185 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
7187 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7189 * config/aarch64/aarch64.md
7190 (add<mode>3_compareC_cconly_imm): Remove use of %w.
7191 (add<mode>3_compareC_imm): Likewise.
7192 (<optab>si3_uxtw): Split into register and immediate variants.
7193 (andsi3_compare0_uxtw): Likewise.
7194 (and<mode>3_compare0): Likewise.
7195 (and<mode>3nr_compare0): Likewise.
7196 (stack_protect_test_<mode>): Don't use %x for memory operands.
7198 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7200 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
7202 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7204 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
7205 Split integer shifts into shift_reg and bfm.
7206 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
7207 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
7208 (ror<mode>3_insn): Likewise.
7209 (<optab>si3_insn_uxtw): Likewise.
7210 (<optab><mode>3_insn): Change to rotate_imm.
7211 (extr<mode>5_insn_alt): Likewise.
7212 (extrsi5_insn_uxtw): Likewise.
7213 (extrsi5_insn_uxtw_alt): Likewise.
7215 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7217 * doc/tm.texi: Regenerate.
7218 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
7219 (TARGET_INVALID_RETURN_TYPE): Remove.
7220 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
7221 TARGET_INVALID_RETURN_TYPE.
7222 * target.def (invalid_parameter_type): Remove.
7223 (invalid_return_type): Remove.
7225 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7227 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
7228 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
7230 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
7232 (preserve_function_body_p): No need to preserve function body
7233 * cif-codes.def (CIF_THUNK): Remove.
7234 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
7236 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7238 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
7240 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7242 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
7245 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7247 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
7248 (inline_small_functions): Do not look for function symbol when
7251 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7253 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
7256 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7257 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7258 Jiong Wang <jiong.wang@arm.com>
7260 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
7261 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
7262 Define __ARM_FP16_ARGS when appropriate.
7263 * config/arm/arm.c (arm_invalid_parameter_type): Remove
7265 (arm_invalid_return_type): Likewise.
7266 (TARGET_INVALID_PARAMETER_TYPE): Remove.
7267 (TARGET_INVALID_RETURN_TYPE): Remove.
7268 (aapcs_vfp_sub_candidate): Allow HFmode.
7269 (aapcs_vfp_allocate): Add comment. Support HFmode.
7270 (aapcs_vfp_allocate_return_reg): Likewise.
7271 (struct aapcs_cp_arg_layout): Slightly reword comments for
7272 is_return_candidate and allocate_return_reg.
7273 (output_mov_vfp): Update assert.
7274 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
7276 (arm_invalid_parameter_type): Remove.
7277 (amr_invalid_return_type): Remove.
7278 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
7279 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
7280 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
7282 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7284 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
7285 * config/aarch64/arch64-protos.h
7286 (aarch64_legitimize_reload_address): Remove.
7287 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
7290 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
7292 * configure.ac: Add ACX_NONCANONICAL_HOST.
7293 * configure: Regenerate.
7294 * Makefile.in: Set host_noncanonical.
7296 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.md (*movtf_internal): Before register allocation,
7300 do not allow FP constants for CM_MEDIUM memory model, allow only
7301 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
7302 (*movxf_internal): Ditto.
7303 (*movdf_internal): Ditto.
7304 (*movsf_internal): Ditto.
7306 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
7308 PR rtl-optimization/67483
7309 * combine.c (make_compound_operation): Don't call extract_left_shift
7310 with negative shift amounts.
7312 2016-05-13 Jakub Jelinek <jakub@redhat.com>
7315 * fold-const.c (fold_checksum_tree): Allow modification
7316 of TYPE_ALIAS_SET during folding.
7318 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
7319 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
7320 (ix86_split_to_parts): Likewise. Fix up formatting.
7322 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
7324 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
7325 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
7328 2016-05-13 Nathan Sidwell <nathan@acm.org>
7330 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
7331 (nvptx_name_replacement): Delete.
7332 (write_fn_proto, write_fn_proto_from_insn,
7333 nvptx_output_call_insn): Remove nvptx_name_replacement call.
7334 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
7335 * langhooks.c (add_builtin_funcction_common): Call
7336 targetm.mangle_decl_assembler_name.
7338 * config/nvptx/nvptx.c (write_fn_proto): Handle
7339 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
7341 2016-05-13 Martin Liska <mliska@suse.cz>
7343 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
7344 and PRIu64 in printf format.
7346 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7348 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
7351 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7353 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7354 Change --param max-completely-peeled-times to
7355 --param max-completely-peel-times in dump file printing.
7357 2016-05-13 Richard Biener <rguenther@suse.de>
7359 PR tree-optimization/42587
7360 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
7361 (find_bswap_or_nop_1): Likewise.
7362 (bswap_replace): Likewise.
7364 2016-05-13 Martin Liska <mliska@suse.cz>
7366 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
7367 Initialize a variable with default value.
7369 2016-05-13 Martin Liska <mliska@suse.cz>
7371 * doc/invoke.texi: Enhance explanation of error recovery
7374 2016-05-13 Martin Liska <mliska@suse.cz>
7376 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
7377 (struct cost_pair): Change inv_expr_id (int) to inv_expr
7378 (iv_inv_expr_ent *).
7379 (struct iv_inv_expr_ent): Comment struct fields.
7380 (sort_iv_inv_expr_ent): New function.
7381 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
7382 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
7383 a hash_map between iv_inv_expr_ent and number of usages.
7384 (niter_for_exit): Fix coding style.
7385 (tree_ssa_iv_optimize_init): Use renamed variable.
7386 (determine_base_object): Fix coding style.
7387 (alloc_iv): Likewise.
7388 (find_interesting_uses_outside): Likewise.
7389 (add_candidate_1): Likewise.
7390 (add_standard_iv_candidates): Likewise.
7391 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
7392 (prepare_decl_rtl): Fix coding style.
7393 (get_address_cost): Likewise.
7394 (get_shiftadd_cost): Likewise.
7395 (force_expr_to_var_cost): Likewise.
7396 (compare_aff_trees): Likewise.
7397 (get_expr_id): Restructure the function.
7398 (get_loop_invariant_expr_id): Renamed to
7399 get_loop_invariant_expr.
7400 (get_computation_cost_at): Replace usage of inv_expr_id with
7402 (get_computation_cost): Likewise.
7403 (determine_group_iv_cost_generic): Likewise.
7404 (determine_group_iv_cost_address): Likewise.
7405 (iv_period): Fix coding style.
7406 (iv_elimination_compare_lt): Likewise.
7407 (may_eliminate_iv): Likewise.
7408 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
7410 (determine_group_iv_costs): Dump invariant expressions.
7411 (iv_ca_recount_cost): Use the newly added hash_map.
7412 (iv_ca_set_remove_invariants): Fix coding style.
7413 (iv_ca_set_add_invariants): Fix coding style.
7414 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
7416 (iv_ca_set_cp): Likewise.
7417 (iv_ca_new): Initialize the newly added hash_map and remove
7418 initialization of fields.
7419 (iv_ca_free): Delete the hash_map.
7420 (iv_ca_dump): Dump invariant expressions.
7421 (iv_ca_extend): Fix coding style.
7422 (try_add_cand_for): Likewise.
7423 (create_new_ivs): Dump information about # of avg iterations and
7424 # of used invariant expressions.
7425 (rewrite_use_compare): Fix coding style.
7426 (free_loop_data): Set default value for max_inv_expr_id.
7428 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
7430 * cse.c (rest_of_handle_cse): Use cleanup_cfg
7431 returned value cse_cfg_altered computation.
7432 (rest_of_handle_cse2): Likewise.
7433 (rest_of_handle_cse_after_global_opts): Likewise.
7435 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7438 * config/arm/arm.c (arm32_output_mi_thunk): New.
7439 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
7440 to split Thumb1 vs TARGET_32BIT functionality.
7441 (arm_thumb1_mi_thunk): New.
7443 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7445 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
7448 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7451 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
7453 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
7455 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
7456 (expand_builtin_trap): Emit a regular call.
7457 (set_builtin_user_assembler_name): Remove obsolete cases.
7458 * dse.c (scan_insn): Adjust.
7459 * except.c: Include calls.h.
7460 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
7461 emit a regular call to setjmp.
7462 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
7463 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
7464 (emit_block_move_via_libcall): Delete.
7465 (block_move_fn): Delete.
7466 (init_block_move_fn): Likewise.
7467 (emit_block_move_libcall_fn): Likewise.
7468 (emit_block_op_via_libcall): New function.
7469 (set_storage_via_libcall): Tidy up and use memset builtin.
7470 (block_clear_fn): Delete.
7471 (init_block_clear_fn): Likewise.
7472 (clear_storage_libcall_fn): Likewise.
7473 (expand_assignment): Call emit_block_move_via_libcall.
7474 Do not include gt-expr.h.
7475 * expr.h (emit_block_op_via_libcall): Declare.
7476 (emit_block_copy_via_libcall): New inline function.
7477 (emit_block_move_via_libcall): Likewise.
7478 (emit_block_comp_via_libcall): Likewise.
7479 (block_clear_fn): Delete.
7480 (init_block_move_fn): Likewise.
7481 (init_block_clear_fn): Likewise.
7482 (emit_block_move_via_libcall): Likewise.
7483 (set_storage_via_libcall): Add default parameter value.
7484 * libfuncs.h (enum libfunc_index): Remove obsolete values.
7485 (abort_libfunc): Delete.
7486 (memcpy_libfunc): Likewise.
7487 (memmove_libfunc): Likewise.
7488 (memcmp_libfunc): Likewise.
7489 (memset_libfunc): Likewise.
7490 (setbits_libfunc): Likewise.
7491 (setjmp_libfunc): Likewise.
7492 (longjmp_libfunc): Likewise.
7493 (profile_function_entry_libfunc): Likewise.
7494 (profile_function_exit_libfunc): Likewise.
7495 (gcov_flush_libfunc): Likewise.
7496 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7497 and DECL_VISIBILITY on the declaration.
7498 (init_optabs): Do not initialize obsolete libfuncs.
7499 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7500 * tree-core.h (ECF_RET1): Define.
7501 (ECF_TM_PURE): Adjust.
7502 (ECF_TM_BUILTIN): Likewise.
7503 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7504 (build_common_builtin_nodes): Initialize abort builtin.
7505 Add ECF_RET1 on memcpy, memmove and memset builtins.
7506 Pass final flags for alloca and alloca_with_align builtins.
7507 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7509 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7510 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7511 set_storage_via_libcall and call emit_block_copy_via_libcall.
7513 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7515 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7516 DImode before it is passed to ix86_output_call_operand.
7517 (*call_value_got_x32): Ditto for operand 1.
7519 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7521 PR rtl-optimization/70904
7522 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7523 reload for wide mode.
7525 2016-05-12 Marek Polacek <polacek@redhat.com>
7528 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7529 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7530 * langhooks.h (incomplete_type_error): Likewise.
7531 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7532 parameter, pass it down to incomplete_type_error.
7533 * tree.h (size_in_bytes): New inline overload.
7534 (size_in_bytes_loc): Renamed from size_in_bytes.
7536 2016-05-12 Richard Biener <rguenther@suse.de>
7538 PR tree-optimization/71059
7539 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7540 nary before looking up or entering the expression into the VN
7542 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7543 Make sure to re-use NARYs without result as inserted by
7546 2016-05-12 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/71062
7549 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7551 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7552 vars_contains_restrict if the var is a restrict tag.
7553 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7554 do not disambiguate pointers against it.
7555 (dump_points_to_solution): Re-structure and adjust for new
7556 vars_contains_restrict flag.
7557 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7559 2016-05-12 Martin Liska <mliska@suse.cz>
7561 * doc/invoke.texi: Explain connection between
7562 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7564 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7566 PR tree-optimization/71006
7567 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7568 consider COND_EXPR as a mask producer.
7570 2016-05-12 Marek Polacek <polacek@redhat.com>
7573 * opts.c (common_handle_option): Detect missing argument for --help^.
7575 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7578 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7579 when popping the PC and within an interrupt handler routine.
7580 Add missing tab to output of "ldmfd".
7581 (output_return_instruction): Output LDMFD with SP update rather
7582 than POP when returning from interrupt handler.
7584 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7586 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7587 TARGET_64BIT && TARGET_AVX512DQ.
7588 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7589 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7590 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7591 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7592 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7593 (*vec_extractv4si_zext): Add avx512dq alternative.
7594 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7595 use v instead of x constraint in other alternatives where possible.
7597 * config/i386/sse.md (sse2_loadld): Use v instead of x
7598 constraint in alternatives 0,1,4.
7600 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7601 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7602 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7605 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7606 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7607 is not emitted unless TARGET_AVX512BW.
7608 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7609 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7610 for the result operand.
7612 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7613 constraint instead of x in avx alternatives. Use maybe_evex instead
7616 * config/i386/constraints.md (Yv): New constraint.
7617 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7618 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7619 * config/i386/i386.md (avx512fvecmode): New mode attr.
7620 (*pushtf): Use v constraint instead of x.
7621 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7622 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7623 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7624 (*absnegtf2_sse): Likewise.
7625 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7626 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7627 avx512f alternatives.
7628 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7630 2016-05-12 Richard Biener <rguenther@suse.de>
7632 PR tree-optimization/71060
7633 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7634 require exact match of DR_BASE_OBJECT but only matching address and
7637 2016-05-12 Richard Biener <rguenther@suse.de>
7639 PR tree-optimization/70986
7640 * cfganal.c: Include cfgloop.h.
7641 (dfs_find_deadend): Prefer to take edges exiting loops.
7643 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7645 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7646 compile and run time.
7648 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7651 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7653 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7655 * config/i386/i386.c (legitimize_pic_address): Use
7656 copy_to_suggested_reg instead of gen_movsi.
7658 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7660 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7661 the code into quad_address_p and call it to share code with
7662 vsx_quad_dform_memory_operand.
7663 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7665 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7666 bit instead of being a separate word. Split -mpower9-dform into
7667 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7668 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7669 for the register class supporting 128-bit quad word memory offsets.
7670 (mode_supports_vsx_dform_quad): Helper function to return if the
7671 register class uses quad word memory offsets.
7672 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7673 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7674 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7675 instructions are enabled, set up the appropriate addr_masks for
7677 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7678 -mpower9-dform-scalar, instead of -mpower9-dform.
7679 (rs6000_option_override_internal): Split -mpower9-dform into two
7680 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7681 -mpower9-dform switch sets or clears both. If we are not using
7682 the LRA register allocator, do not enable -mpower9-dform-vector by
7683 default. If we are using LRA, enable -mpower9-dform-vector and
7684 -mvsx-timode if it is appropriate. Issue a warning if either
7685 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7687 (quad_address_offset_p): New helper function to return if the
7688 offset is legal for quad word memory instructions.
7689 (quad_address_p): New function to determin if GPR or vector
7690 register quad word memory addresses are legal.
7691 (mem_operand_gpr): Validate quad word address offsets.
7692 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7693 d-form (register + offset) instructions.
7694 (offsettable_ok_by_alignment): Likewise.
7695 (rs6000_legitimate_offset_address_p): Likewise.
7696 (legitimate_lo_sum_address_p): Likewise.
7697 (rs6000_legitimize_address): Likewise.
7698 (rs6000_legitimize_reload_address): Add more debug statements for
7700 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7701 d-form instructions.
7702 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7703 d-form instructions. Distinguish different cases in debug
7704 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7705 d-form instructions.
7706 (rs6000_preferred_reload_class): Likewise.
7707 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7708 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7709 of the ISA 2.06 indexed memory instructions.
7710 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7711 use them to save/restore the saved vector registers instead of
7712 using Altivec instructions.
7713 (rs6000_emit_epilogue): Likewise.
7714 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7715 (rs6000_opt_masks): Split -mpower9-dform into
7716 -mpower9-dform-scalar and -mpower9-dform-vector.
7717 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7719 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7720 ISA 3.0 vector indexed memory instructions, and fold the code into
7721 the normal mov<mode> patterns.
7722 (p9_vecstore_<mode>): Likewise.
7723 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7725 (vsx_movti_64bit): Likewise.
7726 (vsx_movti_32bit): Likewise.
7727 * config/rs6000/constraints.md (wO constraint): New constraint for
7728 ISA 3.0 vector d-form support.
7729 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7730 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7731 include -mpower9-dform-vector until we switch over to LRA.
7732 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7733 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7734 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7735 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7736 for -mpower9-dform and -mlra.
7737 * doc/md.texi (wO constraint): Document wO constraint.
7739 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7741 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7742 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7743 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7744 Move handling of non-insn arguments inline into the sole user:
7745 (output_trans_func): ...here.
7746 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7747 in emitted function prototype.
7748 (output_internal_insn_latency_func): Ditto. Simplify.
7749 (output_internal_maximal_insn_latency_func): Ditto. Delete
7750 always-unused argument.
7751 (output_insn_latency_func): Ditto.
7752 (output_maximal_insn_latency_func): Ditto.
7754 2016-05-11 Richard Biener <rguenther@suse.de>
7756 PR tree-optimization/71055
7757 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7758 sth with precision not equal to access size verify we don't chop
7761 2016-05-11 Richard Biener <rguenther@suse.de>
7764 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7765 (dwarf2out_finish): Move retry_incomplete_types call ...
7766 (dwarf2out_early_finish): ... here.
7768 2016-05-11 Richard Biener <rguenther@suse.de>
7771 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7772 if the langhook insists on it.
7773 * fold-const.c (make_bit_field_ref): Add arg for the original
7774 reference and preserve its alias-set.
7775 (decode_field_reference): Take exp by reference and adjust it
7776 to the original memory reference.
7777 (optimize_bit_field_compare): Adjust callers.
7778 (fold_truth_andor_1): Likewise.
7779 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7781 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7784 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7785 * cfgrtl.c (delete_insn_and_edges): Likewise.
7786 * config/i386/i386.c (convert_scalars_to_vector): Remove
7788 * cse.c (cse_insn): Compute cse_cfg_altered.
7789 (delete_trivially_dead_insns): Likewise.
7790 (cse_cc_succs): Likewise.
7791 (rest_of_handle_cse): Free dominance info if required.
7792 (rest_of_handle_cse2): Likewise.
7793 (rest_of_handle_cse_after_global_opts): Likewise.
7795 2016-05-11 Alan Modra <amodra@gmail.com>
7797 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7798 abi_v4_pass_in_fpr): New functions.
7799 (rs6000_function_arg_boundary): Exclude complex IBM long double
7800 from 64-bit alignment when ABI_V4.
7801 (rs6000_function_arg, rs6000_function_arg_advance_1,
7802 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7804 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7806 PR rtl-optimization/71028
7807 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7808 jump with just a return in the fallthrough block if the branch
7809 block contains just a return as well.
7811 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7813 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7814 * match.pd ((X & Y) ^ Y): ... this.
7815 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7816 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7818 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7820 * read-md.c (require_char_ws): New function.
7821 (read_string): Simplify using require_char_ws.
7822 (handle_constants): Likewise.
7823 (handle_enum): Likewise.
7824 (handle_file): Likewise.
7825 * read-md.h (require_char_ws): New declaration.
7826 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7827 (read_mapping): Likewise.
7828 (read_rtx_code): Likewise.
7829 (read_nested_rtx): Likewise.
7831 2016-05-10 James Norris <jnorris@codesourcery.com>
7833 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7834 if offloading is enabled and -fopenacc or -fopenmp is specified.
7835 (CRTOFFLOADEND): Likewise.
7836 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7837 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7839 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7841 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7842 gotoff_operand code paths. Use copy_to_suggested_regs and
7843 expand_simple_binop where appropriate. Cleanup.
7845 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7848 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7850 (dimode_scalar_chain::vector_const_cost): New.
7851 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7852 (dimode_scalar_chain::convert_op): Likewise.
7853 (dimode_scalar_chain::convert_insn): Likewise.
7855 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7857 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7858 unary operation, not a binary one.
7860 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7863 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7864 calls with type casted fndecl.
7866 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7868 PR tree-optimization/70786
7869 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7870 * calls.c (initialize_argument_information): Bind bounds
7871 with corresponding args passed by reference.
7873 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7876 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7877 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7878 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7881 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7884 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7885 code for a zero scale factor.
7886 (vsx_xvcvdpuxds_scale): Likewise.
7888 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7890 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7891 if show_ruler_p was set on the context.
7892 (layout::show_ruler): New method.
7893 * diagnostic.h (struct diagnostic_context): Add field
7896 2016-05-10 Richard Biener <rguenther@suse.de>
7898 PR tree-optimization/71039
7899 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7900 (chk_uses): New function.
7901 (propagate_with_phi): Verify we can safely replicate the lhs of an
7902 aggregate assignment on all incoming edges.
7904 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7906 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7908 (rx_atomic_sequence): New class.
7909 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7910 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7912 (rx_atomic_sequence::rx_atomic_sequence,
7913 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7914 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7915 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7916 CTRLREG_INTB): New constants.
7917 (FETCHOP): New code iterator.
7918 (fethcop_name, fetchop_name2): New iterator code attributes.
7919 (QIHI): New mode iterator.
7920 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7921 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7922 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7924 2016-05-10 Martin Liska <mliska@suse.cz>
7926 * tree-inline.c (remap_dependence_clique): Do not remap
7927 debugging statements.
7929 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7931 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7932 ("*fixuns_truncdfdi2_z13")
7933 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7934 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7935 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7937 2016-05-10 Richard Biener <rguenther@suse.de>
7939 PR tree-optimization/70497
7940 PR tree-optimization/28367
7941 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7943 (visit_reference_op_load): ... here.
7944 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7945 with simplified BIT_FIELD_REFs.
7946 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7947 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7950 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7952 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7953 documentation comment. For BLOCK nodes, add a
7954 DW_AT_abstract_origin attribute that points to the DIE generated
7955 for the origin BLOCK.
7956 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7957 blocks from inlined functions.
7959 2016-05-10 Alan Modra <amodra@gmail.com>
7962 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7963 regrename modifying insns saving lr before __morestack call.
7964 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7965 insns restoring lr after __morestack call.
7967 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7969 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7970 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7972 * config/i386/sse.md (vec_interleave_high<mode>,
7973 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7974 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7976 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7978 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7979 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7980 parallel reassociation for power8 and forward.
7982 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7984 * config/i386/i386.md (absneg splitters with general regs): Use
7985 general_reg_operand predicate.
7986 (btsq peephole2): Use x86_64_immediate_operand to check if new
7987 value is suitable for immediate operand. Generate emitted insn
7988 using RTL expressions.
7989 (btcq peephole2): Ditto.
7990 (btrq peephole2): Ditto. Generate correct immediate operand
7993 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7995 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7998 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
8000 * tree-affine.c (wide_int_constant_multiple_p): Add missing
8001 pointer dereference.
8003 2016-05-09 Richard Biener <rguenther@suse.de>
8005 PR tree-optimization/70985
8006 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8007 op0 isn't a gimple register.
8009 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8011 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8012 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8013 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8014 (i6400_fpu_mult): New cpu units.
8015 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8016 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8017 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8018 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8019 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8020 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8021 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8022 (i6400_msa_long_float4, i6400_msa_long_float5)
8023 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8024 (i6400_msa_fdiv_sf): New reservations.
8025 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8026 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8027 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8028 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8029 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8030 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8031 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8032 (msa_short_store4, msa_long_load, msa_short_store)
8033 (msa_long_logic, msa_long_float2, msa_long_float4)
8034 (msa_long_float5, msa_long_float8, msa_long_mult)
8035 (msa_long_fdiv, msa_long_div): New reservations.
8037 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8038 Sameera Deshpande <sameera.deshpande@imgtec.com>
8039 Matthew Fortune <matthew.fortune@imgtec.com>
8040 Graham Stott <graham.stott@imgtec.com>
8041 Chao-ying Fu <chao-ying.fu@imgtec.com>
8043 * config.gcc: Add MSA header file for mips*-*-* target.
8044 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8045 (Ubv8i, Urv8): New constraints.
8046 * config/mips/mips-ftypes.def: Add function types for MSA
8048 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8049 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8050 * config/mips/mips-msa.md: New file.
8051 * config/mips/mips-protos.h
8052 (mips_split_128bit_const_insns): New prototype.
8053 (mips_msa_idiv_insns): Likewise.
8054 (mips_split_128bit_move): Likewise.
8055 (mips_split_128bit_move_p): Likewise.
8056 (mips_split_msa_copy_d): Likewise.
8057 (mips_split_msa_insert_d): Likewise.
8058 (mips_split_msa_fill_d): Likewise.
8059 (mips_expand_msa_branch): Likewise.
8060 (mips_const_vector_same_val_p): Likewise.
8061 (mips_const_vector_same_bytes_p): Likewise.
8062 (mips_const_vector_same_int_p): Likewise.
8063 (mips_const_vector_shuffle_set_p): Likewise.
8064 (mips_const_vector_bitimm_set_p): Likewise.
8065 (mips_const_vector_bitimm_clr_p): Likewise.
8066 (mips_msa_vec_parallel_const_half): Likewise.
8067 (mips_msa_output_division): Likewise.
8068 (mips_ldst_scaled_shift): Likewise.
8069 (mips_expand_vec_cond_expr): Likewise.
8070 * config/mips/mips.c (enum mips_builtin_type): Add
8071 MIPS_BUILTIN_MSA_TEST_BRANCH.
8072 (mips_gen_const_int_vector_shuffle): New prototype.
8073 (mips_const_vector_bitimm_set_p): New function.
8074 (mips_const_vector_bitimm_clr_p): Likewise.
8075 (mips_const_vector_same_val_p): Likewise.
8076 (mips_const_vector_same_bytes_p): Likewise.
8077 (mips_const_vector_same_int_p): Likewise.
8078 (mips_const_vector_shuffle_set_p): Likewise.
8079 (mips_symbol_insns): Forbid loading symbols via immediate for
8081 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8083 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8085 (mips_lx_address_p): Add support load indexed address for MSA.
8086 (mips_address_insns): Add calculation of instructions needed for
8087 stores and loads for MSA.
8088 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8089 CONST_VECTOR for MSA and let it fall through.
8090 (mips_ldst_scaled_shift): New function.
8091 (mips_subword_at_byte): Likewise.
8092 (mips_msa_idiv_insns): Likewise.
8093 (mips_legitimize_move): Validate MSA moves.
8094 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8095 calculation of costs for MSA division.
8096 (mips_split_move_p): Check if MSA moves need splitting.
8097 (mips_split_move): Split MSA moves if necessary.
8098 (mips_split_128bit_move_p): New function.
8099 (mips_split_128bit_move): Likewise.
8100 (mips_split_msa_copy_d): Likewise.
8101 (mips_split_msa_insert_d): Likewise.
8102 (mips_split_msa_fill_d): Likewise.
8103 (mips_output_move): Handle MSA moves.
8104 (mips_expand_msa_branch): New function.
8105 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
8106 Reinstate 'y' modifier.
8107 (mips_file_start): Add MSA .gnu_attribute.
8108 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
8110 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
8111 (mips_class_max_nregs): Add register size for MSA supported mode.
8112 (mips_cannot_change_mode_class): Allow conversion between MSA
8113 vector modes and TImode.
8114 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
8116 (mips_secondary_reload_class): Force MSA loads/stores via memory.
8117 (mips_preferred_simd_mode): Add preffered modes for MSA.
8118 (mips_vector_mode_supported_p): Add MSA supported modes.
8119 (mips_autovectorize_vector_sizes): New function.
8120 (mips_msa_output_division): Likewise.
8121 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
8122 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
8123 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
8124 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
8125 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
8126 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
8127 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
8128 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
8129 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
8130 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
8131 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
8132 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
8133 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
8134 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
8135 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
8136 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
8137 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
8138 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
8139 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
8140 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
8141 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
8142 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
8143 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
8144 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
8145 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
8146 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
8147 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
8148 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
8149 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
8150 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
8151 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
8152 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
8153 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
8154 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
8155 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
8156 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
8157 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
8158 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
8159 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
8160 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
8161 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
8162 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
8163 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
8164 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
8165 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8166 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8167 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8168 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8169 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8170 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8171 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8172 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8173 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
8174 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
8175 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
8176 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
8177 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
8178 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
8179 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
8180 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
8181 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
8182 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
8183 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
8184 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
8185 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
8186 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
8187 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
8188 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
8189 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
8190 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
8191 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
8192 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
8193 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
8194 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
8195 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
8196 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
8197 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
8198 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
8199 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
8200 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
8201 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
8202 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
8203 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
8204 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
8205 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
8206 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
8207 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
8208 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
8209 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
8210 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
8211 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
8212 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
8213 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
8214 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
8215 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
8216 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
8217 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
8218 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
8219 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
8220 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
8221 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
8222 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
8223 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
8224 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
8225 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
8226 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
8227 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
8228 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
8229 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
8230 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
8231 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
8232 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
8233 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
8234 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
8235 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
8236 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
8237 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
8238 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
8239 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
8240 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
8241 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
8242 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
8243 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
8244 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
8245 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
8246 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
8247 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
8248 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
8249 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
8250 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
8251 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
8252 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
8253 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
8254 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
8255 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
8256 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
8257 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
8258 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
8259 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
8260 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
8261 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
8262 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
8263 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
8264 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
8265 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
8266 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
8267 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
8268 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
8269 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
8270 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
8271 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
8273 (mips_get_builtin_decl_index): New array.
8274 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
8275 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
8276 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
8277 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
8278 (mips_init_builtins): Initialize mips_get_builtin_decl_index
8280 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8282 (mips_expand_builtin_insn): Prepare operands for
8283 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
8284 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
8285 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
8286 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
8287 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
8288 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
8289 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
8290 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
8291 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
8292 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
8293 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
8294 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
8295 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
8296 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
8297 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
8298 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
8299 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
8300 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
8301 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
8302 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
8303 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
8304 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
8305 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
8306 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
8307 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
8308 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
8309 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
8310 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
8311 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
8312 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
8313 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
8314 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
8315 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
8316 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
8317 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
8318 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
8319 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
8320 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
8321 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
8322 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
8323 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
8324 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
8325 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
8326 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
8327 These are set implicitly and an error is reported if overridden.
8328 (mips_expand_builtin_msa_test_branch): New function.
8329 (mips_expand_msa_shuffle): Likewise.
8330 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
8331 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
8332 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
8333 (mips_expand_vec_unpack): Add support for MSA.
8334 (mips_expand_vector_init): Likewise.
8335 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
8336 instead of const0_rtx.
8337 (mips_msa_vec_parallel_const_half): New function.
8338 (mips_gen_const_int_vector): Likewise.
8339 (mips_gen_const_int_vector_shuffle): Likewise.
8340 (mips_expand_msa_cmp): Likewise.
8341 (mips_expand_vec_cond_expr): Likewise.
8342 * config/mips/mips.h
8343 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
8344 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
8346 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
8347 (ISA_HAS_MSA): New macro.
8348 (UNITS_PER_MSA_REG): Likewise.
8349 (BITS_PER_MSA_REG): Likewise.
8350 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
8351 (MSA_REG_FIRST): New macro.
8352 (MSA_REG_LAST): Likewise.
8353 (MSA_REG_NUM): Likewise.
8354 (MSA_REG_P): Likewise.
8355 (MSA_REG_RTX_P): Likewise.
8356 (MSA_SUPPORTED_MODE_P): Likewise.
8357 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
8358 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
8359 * config/mips/mips.md: Include mips-msa.md.
8360 (alu_type): Add simd_add.
8361 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
8362 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
8363 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
8364 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
8365 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
8366 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
8367 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
8368 simd_move, simd_load, simd_store. Choose "multi" for moves
8370 (qword_mode): New attribute.
8371 (insn_count): Add instruction count for quad moves.
8372 Increase the count for MIPS SIMD division.
8373 (UNITMODE): Add UNITMODEs for vector types.
8374 (addsub): New code iterator.
8375 * config/mips/mips.opt (mmsa): New option.
8376 * config/mips/msa.h: New file.
8377 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
8379 * config/mips/mti-linux.h: Likewise.
8380 * config/mips/predicates.md
8381 (const_msa_branch_operand): New constraint.
8382 (const_uimm3_operand): Likewise.
8383 (const_uimm4_operand): Likewise.
8384 (const_uimm5_operand): Likewise.
8385 (const_uimm8_operand): Likewise.
8386 (const_imm5_operand): Likewise.
8387 (aq10b_operand): Likewise.
8388 (aq10h_operand): Likewise.
8389 (aq10w_operand): Likewise.
8390 (aq10d_operand): Likewise.
8391 (const_m1_operand): Likewise.
8392 (reg_or_m1_operand): Likewise.
8393 (const_exp_2_operand): Likewise.
8394 (const_exp_4_operand): Likewise.
8395 (const_exp_8_operand): Likewise.
8396 (const_exp_16_operand): Likewise.
8397 (const_vector_same_val_operand): Likewise.
8398 (const_vector_same_simm5_operand): Likewise.
8399 (const_vector_same_uimm5_operand): Likewise.
8400 (const_vector_same_uimm6_operand): Likewise.
8401 (const_vector_same_uimm8_operand): Likewise.
8402 (par_const_vector_shf_set_operand): Likewise.
8403 (reg_or_vector_same_val_operand): Likewise.
8404 (reg_or_vector_same_simm5_operand): Likewise.
8405 (reg_or_vector_same_uimm6_operand): Likewise.
8406 * doc/extend.texi (MIPS SIMD Architecture Functions): New
8408 * doc/invoke.texi (-mmsa): Document new option.
8410 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8412 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
8413 * configure: Regenerate.
8414 * config.in: Regenerate.
8415 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
8417 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
8418 (ENDFILE_VTV_SPEC): Define.
8420 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
8422 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
8423 registers in all interrupt handlers if necessary.
8424 (rl78_option_override): Add warning.
8425 (MUST_SAVE_MDUC_REGISTERS): New macro.
8426 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
8427 * config/rl78/rl78.c (check_mduc_usage): New function.
8428 (mduc_regs): New structure to hold MDUC register data.
8429 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
8430 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
8431 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
8432 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
8433 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
8434 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
8436 2016-05-09 Bin Cheng <bin.cheng@arm.com>
8438 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
8439 (tree-ssa-loop-niter.h): Ditto.
8440 (idx_within_array_bound, ref_within_array_bound): New functions.
8441 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
8442 Factor out check on writable base object to ...
8443 (base_object_writable): ... here.
8445 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8447 * config/arm/arm.md (probe_stack): Add modes to set source
8450 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
8452 * regrename.c (base_reg_class_for_rename): New static function.
8453 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
8455 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
8457 * cgraph.c (thunk_adjust): Export.
8458 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
8459 * cgraphunit.c (thunk_adjust): Export.
8460 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
8462 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
8464 * tree-inline.c (expand_call_inline): Expand thunks inline.
8466 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
8469 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
8470 (*sse2_vd_cvtss2sd): Ditto.
8471 * config/i386/i386.md
8472 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
8473 Generate *sse2_vd_cvtsd2ss pattern.
8474 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
8475 Generate *sse2_vd_cvtss2sd pattern.
8477 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8479 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
8480 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
8483 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8485 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
8486 * config/sh/sh.c: Define and declare variables on first use throughout
8488 (current_function_interrupt): Change to bool type.
8489 (frame_insn): Rename to emit_frame_insn and update users.
8490 (push_regs): Use bool for 'interrupt_handler' argument.
8491 (save_schedule_s): Remove.
8492 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8493 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8494 targetm.asm_out.unaligned_op.di.
8495 (gen_far_branch): Remove redundant forward declaration.
8496 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8497 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8498 (sh_set_return_address, sh_function_ok_for_sibcall,
8499 scavenge_reg): Update comments.
8500 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8501 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8502 (sh_attr_renesas_p): Remove unnecessary parentheses.
8503 (branch_dest): Simplify.
8504 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8505 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8506 (CUMULATIVE_ARGS): Change macro to typedef.
8507 (current_function_interrupt): Change to bool type.
8508 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8509 Surround with __cplusplus ifdef.
8510 (sh_compare_op0, sh_compare_op1): Remove.
8511 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8513 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8515 * config/arm/arm.md: (arch): Add neon.
8516 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8517 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8518 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8519 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8520 attributes for alt renumbering. Mark alt 3 as non-predicable.
8521 (thumb2_movdf_vfp): Likewise.
8523 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8525 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8526 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8527 (*andqi_1): Add preferred_for_speed attribute to disparage
8528 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8529 (*<code>qi_1): Ditto.
8530 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8531 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8532 (*ashlqi3_1): Ditto.
8533 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8534 Add preferred_for_size attribute to disparage alternative 0 and
8535 preferred_for_speed attribute to disparage alternative 1 for
8536 TARGET_PARTIAL_REG_STALL targets.
8538 2016-05-07 Tom de Vries <tom@codesourcery.com>
8540 PR tree-optimization/70956
8541 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8544 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8546 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8547 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8548 * config/sh/sh.md (branch_zero): Remove define_attr.
8549 (define_delay): Disable delay slot if branch distance is one insn.
8551 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8553 * config/i386/i386.md (LEAMODE): New mode attribute.
8554 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8555 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8556 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8557 operand 2 predicate.
8558 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8559 (*lea<mode>_general_3): Ditto.
8560 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8562 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8564 * genmddump.c (main): Convert argv from char ** to const char **.
8566 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8568 * coretypes.h (OVERRIDE): New macro.
8571 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8573 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8574 allow coalescing if the types are compatible.
8576 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8578 * pass_manager.h (pass_manager::register_pass_name): New method.
8579 (pass_manager::get_pass_by_name): New method.
8580 (pass_manager::create_pass_tab): New method.
8581 (pass_manager::m_name_to_pass_map): New field.
8582 * passes.c (name_to_pass_map): Delete global in favor of field
8583 "m_name_to_pass_map" of pass_manager.
8584 (register_pass_name): Rename from a function to...
8585 (pass_manager::register_pass_name): ...this method, updating
8586 for renaming of global "name_to_pass_map" to field
8587 "m_name_to_pass_map".
8588 (create_pass_tab): Rename from a function to...
8589 (pass_manager::create_pass_tab): ...this method, updating
8590 for renaming of global "name_to_pass_map" to field.
8591 (get_pass_by_name): Rename from a function to...
8592 (pass_manager::get_pass_by_name): ...this method.
8593 (enable_disable_pass): Convert use of get_pass_by_name to
8594 a method call, locating the pass_manager singleton.
8596 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8598 * genattr-common.c (main): Convert argv from char ** to const char **.
8599 * genattr.c (main): Likewise.
8600 * genattrtab.c (main): Likewise.
8601 * genautomata.c (initiate_automaton_gen): Likewise.
8603 * gencodes.c (main): Likewise.
8604 * genconditions.c (main): Likewise.
8605 * genconfig.c (main): Likewise.
8606 * genconstants.c (main): Likewise.
8607 * genemit.c (main): Likewise.
8608 * genenums.c (main): Likewise.
8609 * genextract.c (main): Likewise.
8610 * genflags.c (main): Likewise.
8611 * genmddeps.c (main): Likewise.
8612 * genopinit.c (main): Likewise.
8613 * genoutput.c (main): Likewise.
8614 * genpeep.c (main): Likewise.
8615 * genpreds.c (main): Likewise.
8616 * genrecog.c (main): Likewise.
8617 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8618 (init_rtx_reader_args): Likewise.
8619 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8620 (init_rtx_reader_args): Likewise.
8621 * gentarget-def.c (main): Likewise.
8622 * read-md.c (read_md_files): Likewise.
8623 * read-md.h (read_md_files): Likewise.
8625 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8628 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8629 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8630 Remove unused predicate.
8631 (register_and_not_fp_reg_operand): Ditto.
8633 2016-05-06 Martin Liska <mliska@suse.cz>
8635 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8636 instead of vec as the vector is local to the function.
8638 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8640 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8641 avx512bw alternative.
8643 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8644 before the ashr<mode>3 pattern.
8646 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8647 v instead of x in vex or maybe_vex alternatives, use
8648 maybe_evex instead of vex in prefix.
8650 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8651 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8652 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8653 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8656 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8657 v instead of x in vex or maybe_vex alternatives, use
8658 maybe_evex instead of vex in prefix.
8660 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8661 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8662 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8663 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8664 alternatives, use maybe_evex instead of vex in prefix.
8666 * config/i386/sse.md (vec_interleave_lowv4sf,
8667 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8668 v instead of x in vex or maybe_vex alternatives, use
8669 maybe_evex instead of vex in prefix.
8671 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8672 v instead of x in vex or maybe_vex alternatives, use
8673 maybe_evex instead of vex in prefix.
8675 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8676 v constraint instead of x.
8678 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8680 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8681 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8684 2016-05-06 Richard Biener <rguenther@suse.de>
8686 PR tree-optimization/70948
8687 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8688 Properly clobber all fields of va_list for __builtin_va_start.
8690 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8693 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8694 loop latch destination.
8696 2016-05-06 Martin Liska <mliska@suse.cz>
8698 * tree-ssa-uninit.c: Apply manual changes
8699 to the GNU coding style.
8700 (prune_uninit_phi_opnds): Rename from
8701 prune_uninit_phi_opnds_in_unrealizable_paths.
8703 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8705 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8706 mspace): Remove deprecated options.
8707 * doc/invoke.texi (SH options): Remove -mspace.
8709 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8711 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8713 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8715 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8716 corresponding combine split pattern.
8718 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8721 * config/sh/predicates.md (long_displacement_mem_operand): New.
8722 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8723 Add movi20, movi20s alternatives. Adjust length attribute for
8725 (movsi_ie): Allow for any FPU. Adjust length attribute for
8727 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8728 attribute for alternatives.
8729 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8730 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8731 length attribute for alternatives.
8733 2016-05-06 Richard Biener <rguenther@suse.de>
8735 PR tree-optimization/70960
8736 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8738 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8741 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8742 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8744 2016-05-06 Marek Polacek <polacek@redhat.com>
8747 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8749 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8752 * config/sh/sh.md (*rotcr): Add another variant.
8754 2016-05-06 Richard Biener <rguenther@suse.de>
8757 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8759 2016-05-06 Richard Biener <rguenther@suse.de>
8762 * fold-const.c (split_tree): Always convert to the original type
8765 2016-05-06 Richard Biener <rguenther@suse.de>
8767 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8768 (fwprop_addr): Likewise.
8770 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8775 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8776 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8777 the splitter condition.
8778 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8779 the splitter condition.
8780 (FP float_extend load splitter): Ditto.
8782 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8784 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8785 to REGNO in all peephole2 patterns.
8786 (post-reload splitters): Change true_regnum to REGNO in
8787 post-reload splitters.
8788 (zero_extend splitters): Use general_reg_operand and
8789 nonimmediate_gr_operand predicates.
8791 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8793 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8794 v constraint instead of x.
8796 2016-05-05 Alan Modra <amodra@gmail.com>
8799 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8800 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8801 TARGET_NO_FP_IN_TOC for -mrelocatable.
8802 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8803 TARGET_RELOCATABLE test.
8804 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8805 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8806 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8807 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8808 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8809 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8810 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8811 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8812 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8813 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8815 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8816 (rs6000_stack_info): Likewise.
8817 (rs6000_elf_asm_out_constructor): Likewise.
8818 (rs6000_elf_asm_out_destructor): Likewise.
8819 (rs6000_elf_declare_function_name): Likewise.
8820 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8821 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8824 2016-05-05 Alan Modra <amodra@gmail.com>
8826 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8828 2016-05-05 Alan Modra <amodra@gmail.com>
8830 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8831 out-of-line gpr restore for one or two regs if that would add
8834 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8837 * config/i386/i386.md
8838 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8839 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8840 as operand 0 predicate.
8841 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8843 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8844 Ditto. Emit the pattern using RTX.
8846 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8847 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8848 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8849 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8851 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8852 sse_reg_operand as operand 0 predicate.
8854 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8855 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8856 instead of gen_rtx_REG.
8857 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8860 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8862 * function.c (emit_use_return_register_into_block): Delete.
8863 (gen_return_pattern): Delete.
8864 (emit_return_into_block): Delete.
8865 (active_insn_between): Delete.
8866 (convert_jumps_to_returns): Delete.
8867 (emit_return_for_exit): Delete.
8868 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8869 simple_return for shrink-wrapped blocks.
8870 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8871 end of blocks that need one.
8872 (get_unconverted_simple_return): Delete.
8873 (convert_to_simple_return): Delete.
8874 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8875 (convert_to_simple_return): Ditto.
8877 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8879 * cfgcleanup.c (bb_is_just_return): New function.
8880 (try_optimize_cfg): Simplify jumps to return, branches to return,
8881 and branches around return.
8883 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8885 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8888 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8892 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8893 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8894 assert flags & OEP_HASH_CHECK, instead of asserting it
8895 never happens. Handle TARGET_EXPR.
8896 * fold-const.c (operand_equal_p): For hash verification,
8897 or in OEP_HASH_CHECK into flags.
8899 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8901 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8903 (compute_samebase_partition_bases): Fix typo.
8905 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8907 * config/i386/sse.md (vec_interleave_highv8sf,
8908 vec_interleave_lowv8sf, vec_interleave_highv4df,
8909 vec_interleave_lowv4df): Remove constraints from expanders.
8911 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8913 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8915 * tree-inline.c (expand_call_inline): Fix path dealing with
8916 making lhs of call statement undefined.
8918 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8920 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8921 Check availability on NODE, too.
8922 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8923 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8924 (varpool_node::call_for_symbol_and_aliase): Likewise.
8925 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8926 (propagate_pure_const): Propagate across interposable functions, too.
8927 (skip_function_for_local_pure_const): Do not skip interposable bodies
8929 (pass_local_pure_const::execute): Update.
8931 2016-05-04 Marek Polacek <polacek@redhat.com>
8933 * doc/invoke.texi: Document -Wdangling-else.
8935 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8937 * config.gcc: Error out when conflicting multilib is detected. Do not
8938 loop over multilibs since no combination is legal.
8940 2016-05-04 Alan Modra <amodra@gmail.com>
8942 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8943 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8944 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8947 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8949 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8950 Clean up p5600 comments.
8952 2016-05-04 Richard Biener <rguenther@suse.de>
8954 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8955 constructor simplifications.
8956 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8958 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8960 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8961 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8962 result.set_rtx is null instead of aborting.
8963 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8965 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8966 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8967 *mov<mode>_store_postinc): New patterns.
8969 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8971 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8972 as commutative. Check both conversions are NOP.
8973 ((A & B) OP (C & B)): Remove.
8975 2016-05-04 Alan Modra <amodra@gmail.com>
8977 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8979 2016-05-04 Alan Modra <amodra@gmail.com>
8982 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8983 when cr2,3,4 are all fixed regs.
8985 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8987 PR rtl-optimization/57193
8988 * opts.c (default_options_table): Revert OPT_frename_registers change.
8989 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8991 2016-05-03 Martin Sebor <msebor@redhat.com>
8994 * builtins.c (fold_builtin_FILE): New function.
8995 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8996 (fold_builtin_0): Call them.
8997 * gimplify.c (gimplify_call_expr): Remove the handling of
8998 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
9001 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
9002 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9006 * doc/extend.texi (Function Names as Strings): Update __func__,
9007 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9010 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9011 Richard Biener <rguenther@suse.de>
9013 PR tree-optimization/70916
9014 * tree-if-conv.c: Include cfganal.h.
9015 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9016 and remove_fake_exit_edges around the optimization pass.
9018 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9020 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9021 (cgraph_edge::make_direct): Likewise.
9022 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9023 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9024 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9025 (CIF_THUNK): New code.
9026 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9027 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9028 (compute_inline_parameters): Set inline_failed for thunks.
9029 (inline_analyze_function): Cleanup.
9030 * ipa-inline.c (can_inline_edge_p): Do not deal with
9031 call_stmt_cannot_inline_p.
9032 (can_early_inline_edge_p): Likewise.
9033 (early_inliner): Initialize inline_failed.
9034 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9036 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9038 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9039 from nonimm_ssenomem_operand.
9040 (nonimm_ssenomem_operand): New predicate.
9041 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9042 as operand 0 predicate.
9043 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9044 Disable unsupported alternatives using "enabled" attribute.
9045 Use register_ssemem_operand as operand 0 predicate.
9046 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9048 2016-05-03 Marek Polacek <polacek@redhat.com>
9051 * input.c (expansion_point_location): New function.
9052 * input.h (expansion_point_location): Declare.
9054 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9056 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9057 occurence with frame_offset_ ones.
9059 2016-05-03 Alan Modra <amodra@gmail.com>
9061 PR rtl-optimization/70890
9062 * ira.c (combine_and_move_insns): When moving def_insn, remove
9065 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9067 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9068 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9069 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9070 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9072 2016-05-03 Alan Modra <amodra@gmail.com>
9074 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9075 for SAVE_MULTIPLE/STORE_MULTIPLE.
9077 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9079 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9080 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9082 2016-05-03 Richard Biener <rguenther@suse.de>
9084 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9086 (gimplify_arg): Likewise.
9087 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9088 re-writing the result to a decl if required.
9089 (internal_get_tmp_var): Add allow_ssa parameter
9090 and override into_ssa with it.
9091 (get_formal_tmp_var): Adjust.
9092 (get_initialized_tmp_var): Add allow_ssa parameter.
9093 (gimplify_arg): Add allow_ssa parameter and avoid generating
9094 SSA names for the result false.
9095 (gimplify_call_expr): If the call may return twice do not
9096 gimplify parameters into SSA.
9097 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
9098 (gimplify_modify_expr): Adjust assert. For noreturn calls
9099 with a SSA name LHS adjust its def.
9100 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
9101 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
9102 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
9103 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
9104 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
9105 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
9106 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
9107 (optimize_target_teams): Do not allow SSA names for clause operands.
9108 (gimplify_expr): Likewise for where we mark the result addressable.
9109 * passes.def (pass_init_datastructures): Remove.
9110 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
9111 (rewrite_stmt): Likewise.
9112 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
9113 (replace_locals_op): Replace SSA names.
9114 (copy_gimple_seq_and_replace_locals): Init src_cfun.
9115 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
9116 * cgraph.c (release_function_body): Free CFG annotations only
9117 when we have a CFG. Simplify.
9118 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9119 force_gimple_operand instead of get_initialized_tmp_var.
9120 * tree-pass.h (make_pass_init_datastructures): Remove.
9121 * tree-ssa.c (execute_init_datastructures): Remove.
9122 (pass_data_init_datastructures): Likewise.
9123 (class pass_init_datastructures): Likewise.
9124 (make_pass_init_datastructures): Likewise.
9125 * omp-low.c (create_omp_child_function): Init SSA data structures.
9126 (grid_expand_target_grid_body): Likewise.
9127 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
9128 name before adding it to names_to_release.
9129 (remove_bb): Always release SSA defs.
9130 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
9131 before dereferencing it.
9132 * cgraphunit.c (init_lowered_empty_function): Always
9133 int SSA data structures.
9134 * tree-ssanames.c (release_defs): Remove assert that we are in
9136 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
9138 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9139 Uros Bizjak <ubizjak@gmail.com>
9141 PR rtl-optimization/70467
9142 * config/i386/predicates.md (x86_64_hilo_int_operand,
9143 x86_64_hilo_general_operand): New predicates.
9144 * config/i386/constraints.md (Wd): New constraint.
9145 * config/i386/i386.md (mode attr di): Use Wd instead of e.
9146 (general_hilo_operand): New mode attr.
9147 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
9148 instead of <general_operand>.
9149 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
9150 x86_64_hilo_general_operand instead of <general_operand>.
9152 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9154 PR tree-optimization/70916
9155 * tree-if-conv.c (constant_or_ssa_name): Removed.
9156 (fold_build_cond_expr): Use is_gimple_val instead of
9157 constant_or_ssa_name.
9159 PR tree-optimization/70916
9160 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
9161 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
9164 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
9165 (optimize_atomic_bit_test_and): New function.
9166 (pass_fold_builtins::execute): Use it.
9167 * optabs.def (atomic_bit_test_and_set_optab,
9168 atomic_bit_test_and_complement_optab,
9169 atomic_bit_test_and_reset_optab): New optabs.
9170 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
9171 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
9172 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
9173 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
9174 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
9175 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
9176 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
9177 * doc/md.texi (atomic_bit_test_and_set@var{mode},
9178 atomic_bit_test_and_complement@var{mode},
9179 atomic_bit_test_and_reset@var{mode}): Document.
9180 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
9181 atomic_bit_test_and_complement<mode>,
9182 atomic_bit_test_and_reset<mode>): New expanders.
9183 (atomic_bit_test_and_set<mode>_1,
9184 atomic_bit_test_and_complement<mode>_1,
9185 atomic_bit_test_and_reset<mode>_1): New insns.
9187 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
9189 PR rtl-optimization/70687
9190 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
9191 instead of unsigned HOST_WIDE_INT.
9193 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
9195 PR rtl-optimization/44281
9196 * hard-reg-set.h (struct target_hard_regs): New field
9197 x_fixed_nonglobal_reg_set.
9198 (fixed_nonglobal_reg_set): New macro.
9199 * reginfo.c (init_reg_sets_1): Initialize it.
9200 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
9202 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
9204 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9206 PR tree-optimization/56541
9207 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
9208 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
9209 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
9210 (any_complicated_phi): new static variable.
9211 (aggressive_if_conv): delete.
9212 (if_convertible_phi_p): support phis with more than two arguments.
9213 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
9214 critical pred edges.
9215 (ifcvt_split_critical_edges): support phis with more than two
9216 arguments by checking new parameter. only split critical edges
9218 (tree_if_conversion): handle simd pragma marked loop using new
9219 local variable aggressive_if_conv. check any_complicated_phi.
9221 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9223 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
9226 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9228 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
9231 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
9233 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
9234 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
9235 define_insn_and_split.
9236 (mulsi3_i): New define_insn_and_split.
9237 (mulsi3_call): Convert to define_insn.
9238 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
9241 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9243 * machmode.h (mode_complex): Add support to give the complex mode
9245 (GET_MODE_COMPLEX_MODE): Likewise.
9246 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
9247 stored by build_complex_type and gfc_build_complex_type instead of
9248 trying to figure out the appropriate mode based on the size. Raise
9249 an assertion error, if the type was not set.
9250 * genmodes.c (struct mode_data): Add field for the complex type of
9252 (blank_mode): Likewise.
9253 (make_complex_modes): Remember the complex mode created in the
9255 (emit_mode_complex): Write out the mode_complex array to map a
9256 type mode to the complex version.
9257 (emit_insn_modes_c): Likewise.
9258 * tree.c (build_complex_type): Set the complex type to use before
9259 calling layout_type.
9260 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
9261 support for __float128 complex datatypes.
9262 (rs6000_hard_regno_mode_ok): Likewise.
9263 (rs6000_setup_reg_addr_masks): Likewise.
9264 (rs6000_complex_function_value): Likewise.
9265 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
9266 __float128 and __ibm128 complex.
9267 (FLOAT128_IBM_P): Likewise.
9268 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9269 * doc/extend.texi (Additional Floating Types): Document that
9270 -mfloat128 must be used to enable __float128. Document complex
9271 __float128 and __ibm128 support.
9273 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9276 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
9277 char/short arguments promoted to int because of promote_prototypes.
9279 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/predicates.md (register_ssemem_operand): New predicate.
9282 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
9283 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
9284 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
9285 alternatives using "enabled" attribute. Use register_ssemem_operand
9286 as operand 1 predicate.
9287 (*cmpi<unord>xf_i387): Split XFmode pattern from
9288 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
9289 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
9290 *absneg<mode>2_i387. Disable unsupported alternatives using
9291 "enabled" attribute.
9292 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
9294 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9296 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
9298 (oacc_loop_process): Check mask for loop termination.
9300 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9302 * cif-code.def (CIF_THUNK): Add.
9303 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
9306 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9308 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
9309 (dump_inline_summary): Dump it.
9310 (fp_expression_p): New predicate.
9311 (estimate_function_body_sizes): Use it.
9312 (inline_merge_summary): Merge fp_expressions.
9313 (inline_read_section): Read fp_expressions.
9314 (inline_write_summary): Write fp_expressions.
9315 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
9316 codegen boundary if either caller or callee is !fp_expressions.
9317 * ipa-inline.h (inline_summary): Add fp_expressions.
9318 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
9319 to fp_expressions be sure the fp generation flags are updated.
9321 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9323 PR rtl-optimization/70467
9324 * cse.c (cse_insn): Handle no-op MEM moves after folding.
9326 PR rtl-optimization/70467
9327 * ipa-pure-const.c (check_call): Handle internal calls even in
9328 ipa mode like in local mode.
9330 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
9332 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
9334 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9336 * match.pd (X u< X, X u> X): New transformations.
9338 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9340 * flag-types.h (enum warn_strict_overflow_code): Move ...
9341 * coretypes.h: ... here.
9342 * fold-const.h (fold_overflow_warning): Declare.
9343 * fold-const.c (fold_overflow_warning): Make non-static.
9344 (fold_comparison): Move the transformation of X +- C1 CMP C2
9345 into X CMP C2 -+ C1 ...
9346 * match.pd: ... here.
9347 * gimple-fold.c (fold_stmt_1): Protect with
9348 fold_defer_overflow_warnings.
9350 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9352 * omp-low.c (struct oacc_loop): Add 'inner' field.
9353 (new_oacc_loop_raw): Initialize it to zero.
9354 (oacc_loop_fixed_partitions): Initialize it.
9355 (oacc_loop_auto_partitions): Partition outermost loop to outermost
9356 available partitioning.
9358 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9360 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
9362 (umulsidi3): Likewise.
9363 (indirect_jump): Fix jump instruction assembly patterns.
9365 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
9368 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
9369 (nvptx_function_value): Assert non-NULL cfun.
9371 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
9373 PR rtl-optimization/70886
9374 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
9376 * cselib.h (rtx_equal_for_cselib_1): Declare.
9377 (rtx_equal_for_cselib_p: New inline function.
9378 * cselib.c (rtx_equal_for_cselib_p): Delete.
9379 (rtx_equal_for_cselib_1): Make public.
9381 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9383 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
9384 (register_mixssei387nonimm_operand): Remove predicate.
9385 * config/i386/i386.md (*fop_<mode>_comm): Merge from
9386 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
9387 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
9388 for TARGET_MIX_SSE_I387 alternatives.
9389 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
9390 Disable unsupported alternatives using "enabled" attribute. Use
9391 nonimm_ssenomem_operand as operand 1 predicate. Also check
9392 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
9394 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9396 * tree.c (cst_and_fits_in_hwi): Simplify.
9398 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9400 * tree.h (wi::to_wide): New function.
9401 * expr.c (expand_expr_real_1): Use wi::to_wide.
9402 * fold-const.c (int_const_binop_1): Likewise.
9403 (extract_muldiv_1): Likewise.
9405 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9407 * wide-int.h: Update offset_int and widest_int documentation.
9408 (WI_SIGNED_SHIFT_RESULT): New macro.
9409 (wi::binary_shift): Define signed_shift_result_type for
9410 shifts on offset_int- and widest_int-like types.
9411 (generic_wide_int): Support <<= and >>= if << and >> are supported.
9412 * tree.h (int_bit_position): Use shift operators instead of wi::
9414 * alias.c (adjust_offset_for_component_ref): Likewise.
9415 * expr.c (get_inner_reference): Likewise.
9416 * fold-const.c (fold_comparison): Likewise.
9417 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
9418 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
9419 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9420 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
9421 (stmt_kills_ref_p): Likewise.
9422 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
9423 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
9424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9425 (ao_ref_init_from_vn_reference): Likewise.
9427 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9429 * wide-int.h: Update offset_int and widest_int documentation.
9430 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
9431 (wi::binary_traits): Allow ordered comparisons between offset_int and
9432 offset_int, between widest_int and widest_int, and between either
9433 of these types and basic C types.
9434 (operator <, <=, >, >=): Define for the same combinations.
9435 * tree.h (tree_int_cst_lt): Use comparison operators instead
9436 of wi:: comparisons.
9437 (tree_int_cst_le): Likewise.
9438 * gimple-fold.c (fold_array_ctor_reference): Likewise.
9439 (fold_nonarray_ctor_reference): Likewise.
9440 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
9441 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
9442 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
9443 * tree-sra.c (completely_scalarize): Likewise.
9444 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
9445 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
9446 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
9447 (check_for_binary_op_overflow): Likewise.
9448 (search_for_addr_array): Likewise.
9449 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
9451 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9453 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
9454 (arc_save_restore): Likewise.
9455 (arc_dwarf_register_span): Likewise.
9456 (arc_output_pic_addr_const): Initialize suffix variable.
9458 2016-05-02 Martin Liska <mliska@suse.cz>
9460 * symbol-summary.h (function_summary::function_summary):
9461 Remove checking assert for all cgraph nodes.
9462 (function_summary::get): Check summary_uid.
9463 (symtab_insertion): Check summary_uid.
9465 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9467 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
9468 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
9470 (arc_dwarf_register_span): Remove enum keyword.
9471 (compact_memory_operand_p): New function.
9472 * config/arc/arc.h (reg_class): Add code density register classes.
9473 (REG_CLASS_NAMES): Likewise.
9474 (REG_CLASS_CONTENTS): Likewise.
9475 * config/arc/arc.md (*movqi_insn): Add code density instructions.
9476 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
9477 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
9478 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
9479 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
9481 (h, Rcd, Rsd, Rzd): New register constraints.
9482 (T): Use compact_memory_operand_p function.
9483 * config/arc/predicates.md (compact_load_memory_operand): Remove.
9485 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9487 * config/sh/sh.md (*negnegt, *movtt): Remove.
9489 2016-05-02 Marek Polacek <polacek@redhat.com>
9490 Tom de Vries <tom@codesourcery.com>
9492 PR tree-optimization/70700
9493 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9494 bigger than FIRST_REF_NODE.
9496 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9499 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9501 (prepare_cbranch_operands): Don't use scratch register. Assume that
9502 function is used when pseudos can be created.
9503 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9504 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9505 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9506 define_expand. Allow it only when pseudos can be created.
9507 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9509 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/constraints.md (BC): Only allow -1 operands.
9512 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9513 Add "enabled" attribute. Update XI mode attribute calculation.
9514 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9515 (*movoi_internal_avx): Update XI mode attribute calculation.
9516 (*movti_internal): Ditto.
9518 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9520 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9521 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9523 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9525 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9526 statement on instruction code. Remove trailing spaces.
9527 (altivec_expand_stv_builtin): Likewise.
9529 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9531 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9532 (TARGET_FPU_DOUBLE): Simplify.
9533 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9534 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9535 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9536 with 'TARGET_FPU_DOUBLE'.
9537 * config/sh/sh.md: Likewise.
9539 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9541 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9542 SH_DIV_STR_FOR_SIZE): Remove.
9543 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9544 SH_DIV_STR_FOR_SIZE): Remove.
9546 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9548 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9549 logical_reg_operand): Delete.
9550 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9551 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9552 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9553 match_operand and match_test.
9554 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9555 variables on their first use. Return bool values.
9556 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9557 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9558 arith_reg_operand for input operand. Remove empty constraints.
9560 (*xorsi3_compact): Rename to xorsi3.
9561 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9562 (*zero_extend<mode>si2_disp_mem): Update comment.
9565 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9567 * config/sh/t-sh: Remove SH5 support.
9568 * config.gcc: Likewise.
9569 * configure: Likewise.
9571 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9573 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9575 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9577 * config/sh/sh.c (register_sh_passes, sh_option_override,
9578 sh_print_operand, prepare_move_operands,
9579 sh_can_follow_jump): Remove TARGET_SH1 checks.
9580 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9581 PROMOTE_MODE): Likewise.
9582 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9585 2016-04-30 Alan Modra <amodra@gmail.com>
9587 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9588 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9589 Check for user regs later to avoid unnecessary looping over regs.
9590 Merge user reg check with non-saved reg check. Don't force
9591 inline VR restore when static chain used.
9592 (rs6000_frame_related): Omit eh_frame info for user regs when
9594 (fixed_regs_p): Delete.
9596 2016-04-30 Alan Modra <amodra@gmail.com>
9598 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9599 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9602 2016-04-30 Alan Modra <amodra@gmail.com>
9605 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9606 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9609 2016-04-30 Alan Modra <amodra@gmail.com>
9611 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9612 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9613 flag_pic test for Darwin.
9615 2016-04-30 Alan Modra <amodra@gmail.com>
9617 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9618 throw_calls_crossed.
9619 (REG_FREQ_CALLS_CROSSED): Delete.
9620 (REG_N_THROWING_CALLS_CROSSED): Delete.
9621 * regstat.c (regstat_bb_compute_ri): Don't calculate
9622 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9623 (dump_reg_info): Don't print call cross frequency.
9624 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9625 and REG_N_THROWING_CALLS_CROSSED.
9627 2016-04-30 Alan Modra <amodra@gmail.com>
9629 * regs.h (struct reg_info_t): Delete live_length.
9630 (REG_LIVE_LENGTH): Delete macro.
9631 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9632 local_live, local_processed and local_live_last_luid params.
9633 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9635 (regstat_compute_ri): Adjust for above. Don't set
9637 (dump_reg_info): Don't print live length.
9638 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9639 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9640 Localize loop_depth var.
9642 2016-04-30 Alan Modra <amodra@gmail.com>
9644 * ira.c (enum valid_equiv): New.
9645 (validate_equiv_mem): Return enum.
9646 (update_equiv_mem): Create replacement in more cases.
9647 (add_store_equivs): Update validate_equiv_mem call.
9649 2016-04-30 Alan Modra <amodra@gmail.com>
9651 * ira.c (combine_and_move_insns): Rather than scanning insns,
9652 use DF infrastucture to find use and def insns.
9654 2016-04-30 Alan Modra <amodra@gmail.com>
9656 ira.c (combine_and_move_insns): Move invariant conditions..
9657 (ira.c): ..to here. Call combine_and_move_insns before
9658 add_store_equivs. Call grow_reg_equivs later. Allocate
9659 req_equiv later using max_reg_num() rather than global max_regno.
9660 (contains_replace_regs): Delete.
9661 (add_store_equivs): Remove contains_replace_regs test.
9663 2016-04-30 Alan Modra <amodra@gmail.com>
9665 * ira.c (struct equiv_mem_data): New.
9666 (equiv_mem, equiv_mem_modified): Delete static vars.
9667 (validate_equiv_mem_from_store): Use "data" param to communicate..
9668 (validate_equiv_mem): ..from here.
9670 2016-04-30 Alan Modra <amodra@gmail.com>
9672 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9674 (update_reg_equivs): ..here. Move allocation and freeing of
9675 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9676 end_alias_analysis to..
9679 2016-04-30 Alan Modra <amodra@gmail.com>
9681 * ira.c (pdx_subregs): Delete.
9682 (struct equivalence): Add pdx_subregs field.
9683 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9685 (update_equiv_regs): Don't create or free pdx_subregs. Update
9688 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9690 * config/rs6000/altivec.h: Change definitions of vec_xl and
9692 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9693 (LD_ELEMREV_V2DI): New.
9694 (LD_ELEMREV_V4SF): New.
9695 (LD_ELEMREV_V4SI): New.
9696 (LD_ELEMREV_V8HI): New.
9697 (LD_ELEMREV_V16QI): New.
9698 (ST_ELEMREV_V2DF): New.
9699 (ST_ELEMREV_V2DI): New.
9700 (ST_ELEMREV_V4SF): New.
9701 (ST_ELEMREV_V4SI): New.
9702 (ST_ELEMREV_V8HI): New.
9703 (ST_ELEMREV_V16QI): New.
9706 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9707 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9708 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9709 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9710 (altivec_expand_builtin): Add handling for
9711 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9712 (rs6000_invalid_builtin): Add error-checking for
9713 RS6000_BTM_P9_VECTOR.
9714 (altivec_init_builtins): Define builtins used to implement vec_xl
9716 (rs6000_builtin_mask_names): Define power9-vector.
9717 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9718 (RS6000_BTM_P9_VECTOR): Define.
9719 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9720 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9721 (vsx_ld_elemrev_v2df): Likewise.
9722 (vsx_ld_elemrev_v4sf): Likewise.
9723 (vsx_ld_elemrev_v4si): Likewise.
9724 (vsx_ld_elemrev_v8hi): Likewise.
9725 (vsx_ld_elemrev_v16qi): Likewise.
9726 (vsx_st_elemrev_v2df): Likewise.
9727 (vsx_st_elemrev_v2di): Likewise.
9728 (vsx_st_elemrev_v4sf): Likewise.
9729 (vsx_st_elemrev_v4si): Likewise.
9730 (vsx_st_elemrev_v8hi): Likewise.
9731 (vsx_st_elemrev_v16qi): Likewise.
9732 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9735 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9737 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9739 (simplify_control_stmt_condition_1): ... here. Recurse into
9740 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9742 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9745 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9746 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9747 define_insn_and_split to define_insn.
9748 (zero_extendqi<mode>2_dot2): Same.
9749 (extendqi<mode>2_dot): Same.
9750 (extendqi<mode>2_dot2): Same.
9752 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9754 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9755 (probe_stack): New expander.
9756 (probe_stack_<mode>): New insn pattern.
9758 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9760 * config/i386/i386.md
9761 (operations with memory inputs setting flags peephole2):
9762 Remove uneeded REG_P checks. Cleanup pattern generation.
9764 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9766 * tree-vect-loop.c (vect_transform_loop): Fix
9767 nb_iterations_upper_bound computation for vectorized loop.
9769 2016-04-29 Marek Polacek <polacek@redhat.com>
9770 Jakub Jelinek <jakub@redhat.com>
9773 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9774 TARGET_EXPR_SLOT as a base.
9776 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9778 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9779 with 'rCm2' constraints to limit possible immediate size.
9780 (*load_zeroextendqisi_update): Likewise.
9781 (*load_signextendqisi_update): Likewise.
9782 (*loadhi_update): Likewise.
9783 (*load_zeroextendhisi_update): Likewise.
9784 (*load_signextendhisi_update): Likewise.
9785 (*loadsi_update): Likewise.
9786 (*loadsf_update): Likewise.
9788 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9790 * config/i386/predicates.md (constm1_operand): Fix comparison.
9792 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9794 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9796 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9798 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9799 remaining SH5 related settings.
9800 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9801 shmedia_prepare_call_address): Delete.
9802 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9803 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9804 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9805 UNSUPPORTED_SH2A): Remove m5 checks.
9806 (sh_divide_strategy_e): Remove SH5 division strategies.
9807 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9808 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9810 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9812 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9814 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9816 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9817 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9819 * config/s390/vector.md ("mov<mode>"): Likewise.
9821 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9823 * config/s390/constraints.md ("U", "W"): Invoke
9824 s390_mem_constraint with "ZR" and "ZT".
9825 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9826 addresses when using LRA. Accept also short displacements for S
9827 and T constraints. Do not check for long displacement target for
9828 S and T constraints.
9829 (s390_mem_constraint): Remove handling of U and W constraints.
9830 * config/s390/s390.md (various patterns): Remove the short
9831 displacement constraints (Q and R) if a long displacement
9832 constraint is present. Add longdisp as required CPU capability.
9833 * config/s390/vector.md: Likewise.
9834 * config/s390/vx-builtins.md: Likewise.
9836 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9839 * reload1.c (reload): Call finish_spills before
9840 restarting reload loop. Skip select_reload_regs
9841 if update_eliminables_and_spill returns true.
9843 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9845 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9846 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9847 (umulhisi3_imm): Update predicates and constraint letters.
9848 (umulhisi3_reg): Declare instruction as commutative.
9849 * config/arc/constraints.md (J12, J16): New constraints.
9850 * config/arc/predicates.md (short_unsigned_const_operand): New
9852 (arc_short_operand): Likewise.
9853 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9855 2016-04-29 Richard Biener <rguenther@suse.de>
9857 PR tree-optimization/13962
9858 PR tree-optimization/65686
9859 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9860 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9861 using PTA to compare pointers.
9862 * match.pd: Add pattern for pointer equality compare simplification
9863 using ptrs_compare_unequal.
9865 2016-04-29 Richard Biener <rguenther@suse.de>
9867 * stor-layout.c (layout_type): Do not build a pointer-to-element
9870 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9872 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9873 Use SWI mode iterator. Use general_reg_operand predicate.
9874 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9875 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9878 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9881 * fold-const.c (operand_equal_p): Don't verify hash value equality
9883 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9886 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9889 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9890 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9891 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9892 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9893 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9895 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9897 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9898 to info. Don't initialize separate fields to 0. Clean up
9901 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9903 * config/i386/i386.md (peephole2s for operations with memory inputs):
9904 Use SWI mode iterator.
9905 (peephole2s for operations with memory outputs): Ditto.
9906 Do not check for stack checking probe.
9908 (probe_stack): Remove expander.
9910 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9911 Andrew Burgess <andrew.burgess@embecosm.com>
9913 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9914 operands as 32-bits.
9916 2016-04-28 Jason Merrill <jason@redhat.com>
9918 * gdbinit.in: Skip line-map.h.
9920 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9921 Andrew Burgess <andrew.burgess@embecosm.com>
9923 * config/arc/arc.c (arc_conditional_register_usage): Take
9924 TARGET_RRQ_CLASS into account.
9925 (arc_print_operand): Support printing 'p' and 's' operands.
9926 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9928 (TARGET_RRQ_CLASS): Define.
9929 (IS_POWEROF2_OR_0_P): Define.
9930 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9932 (*tst_movb): New define_insn.
9933 (*tst): Avoid recognition if it could prevent '*tst_movb'
9934 combination; replace c/CnL with c/Chs alternative.
9935 (*tst_bitfield_tst): New define_insn.
9936 (*tst_bitfield_asr): New define_insn.
9937 (*tst_bitfield): New define_insn.
9938 (andsi3_i): Add Rrq variant.
9939 (extzv): New define_expand.
9940 (insv): New define_expand.
9941 (*insv_i): New define_insn.
9942 (*movb): New define_insn.
9943 (*movb_signed): New define_insn.
9944 (*movb_high): New define_insn.
9945 (*movb_high_signed): New define_insn.
9946 (*movb_high_signed + 1): New define_split pattern.
9947 (*mrgb): New define_insn.
9948 (*mrgb + 1): New define_peephole2 pattern.
9949 (*mrgb + 2): New define_peephole2 pattern.
9950 * config/arc/arc.opt (mbitops): New option for nps400, uses
9951 TARGET_NPS_BITOPS_DEFAULT.
9952 * config/arc/constraints.md (q): Make register class conditional.
9953 (Rrq): New register constraint.
9954 (Chs): New constraint.
9955 (Clo): New constraint.
9956 (Chi): New constraint.
9957 (Cbf): New constraint.
9958 (Cbn): New constraint.
9959 (C18): New constraint.
9960 (Cbi): New constraint.
9962 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9964 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9966 (bitmap_intersection_of_preds): Ditto.
9967 (bitmap_union_of_succs): Ditto.
9968 (bitmap_union_of_preds): Ditto.
9969 * sbitmap.c (do_popcount): Delete.
9970 (BITMAP_DEBUGGING): Delete.
9971 (sbitmap_verify_popcount): Delete.
9972 (sbitmap_alloc): Don't initialize the popcount field.
9973 (sbitmap_alloc_with_popcount): Delete.
9974 (sbitmap_resize): Don't resize the popcount array.
9975 (sbitmap_vector_alloc): Don't initialize the popcount field.
9976 (bitmap_copy): Don't copy the popcount array.
9977 (bitmap_clear): Don't clear the popcount array.
9978 (bitmap_clear): Delete the popcount array handling.
9979 (bitmap_ior_and_compl): Delete the popcount assert.
9980 (bitmap_not): Ditto.
9981 (bitmap_and_compl): Ditto.
9982 (bitmap_and): Delete the popcount array handling.
9983 (bitmap_xor): Ditto.
9984 (bitmap_ior): Ditto.
9985 (bitmap_or_and): Delete the popcount assert.
9986 (bitmap_and_or): Ditto.
9987 (popcount_table): Delete.
9988 (sbitmap_elt_popcount): Delete.
9989 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9990 (bitmap_set_bit): Delete the popcount assert.
9991 (bitmap_clear_bit): Ditto.
9992 (sbitmap_free): Don't free the popcount array.
9993 (sbitmap_alloc_with_popcount): Delete declaration.
9994 (sbitmap_popcount): Ditto.
9996 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9997 Andrew Burgess <andrew.burgess@embecosm.com>
9999 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
10000 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
10001 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
10002 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
10003 * config/arc/arc.opt (mcmem): New option.
10004 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10005 supply length for r/m alternative.
10006 (*extendqisi2_ac): Likewise.
10007 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10009 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10010 (movhi_insn): Likewise.
10011 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10012 (*zero_extendqihi2_i): Add r/Ucm alternative.
10013 (*zero_extendqisi2_ac): Likewise.
10014 (*zero_extendhisi2_i): Likewise.
10015 * config/arc/constraints.md (Uex): New memory constraint.
10016 (Ucm): New define_constraint.
10017 * config/arc/predicates.md (long_immediate_loadstore_operand):
10018 Return 0 for MEM with cmem_address address.
10019 (cmem_address_0): New predicates.
10020 (cmem_address_1): Likewise.
10021 (cmem_address_2): Likewise.
10022 (cmem_address): Likewise.
10024 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10026 * config/rs6000/rs6000.c (machine_function): Rename
10027 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10028 (rs6000_stack_info): Adjust.
10030 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10031 Andrew Burgess <andrew.burgess@embecosm.com>
10033 * config/arc/constraints.md (Usd): Convert to define_constraint.
10037 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10040 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10041 Add new peephole2 where the first insn is *mov<mode>_or instead of
10042 *mov<mode>_internal.
10044 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10046 * tracer.c (bb_seen): Make static.
10048 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10050 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10051 support, setup defaults.
10052 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10053 * config/arc/arc.c (arc_init): Add NPS400 support.
10054 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10055 (TARGET_ARC700): NPS400 is also an ARC700.
10056 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10058 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10061 * config/nds32/nds32.md (casesi): Don't access the operands array
10064 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10066 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10067 (or $-1,reg peephole2): Ditto.
10068 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10070 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10072 * doc/extend.texi (Common Function Attributes) [optimize]:
10073 Discourage use of the optimize attribute.
10075 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10077 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10078 special case builtin.
10079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10080 ALTIVEC_BUILTIN_VEC_ADDE.
10081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10082 support for ALTIVEC_BUILTIN_VEC_ADDE.
10083 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10084 for __builtin_vec_adde.
10086 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10088 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10089 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10091 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10094 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10095 attributes): Document cilkplus_runtime.
10097 2016-04-28 Martin Jambor <mjambor@suse.cz>
10099 * tree-cfg.c (verify_expr): Verify that local declarations belong to
10100 this function. Call verify_expr on MEM_REFs and bases of other
10101 handled_components.
10103 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10105 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
10106 for WORD_REGISTER_OPERATIONS to runtime check.
10108 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10110 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
10112 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10114 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
10115 big-endian compilation.
10116 * config/arc/arc.md (addf3): Likewise.
10117 (subdf3): Likewise.
10118 (muldf3): Likewise.
10120 2016-04-28 Richard Biener <rguenther@suse.de>
10122 PR tree-optimization/70840
10123 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
10124 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
10125 Mark x * pow(x,c) -> pow(x,c+1) commutative.
10126 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
10128 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10130 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
10131 and explain why in a comment.
10133 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10135 * config/arc/arc.md (cpu_facility): Add fpx variant.
10136 (subdf3): Prohibit use reverse sub when assist operations option
10138 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
10139 instructions only when FPX is enabled.
10140 * testsuite/gcc.target/arc/trsub.c: New test.
10142 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10144 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
10145 mult_operator when calculating "type" attribute.
10146 (*fop_<mode>_1_i387): Ditto.
10147 (*fop_xf_1_i387): Ditto.
10148 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
10149 Use std::swap to swap operands. Use RTL expressions to generate
10152 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10153 Joern Rennecke <joern.rennecke@embecosm.com>
10155 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
10157 (emit_pic_move): Remove.
10158 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
10159 * config/arc/arc.c (emit_pic_move): Removed.
10160 (TARGET_HAVE_TLS): Define.
10161 (arc_conditional_register_usage): Test for arc_tp_regno.
10162 (arc_print_operand, arc_print_operand_address): Handle TLS
10164 (arc_needs_pcl_p): New function.
10165 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
10166 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
10167 (arc_raw_symbolic_reference_mentioned_p): Likewise.
10168 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
10169 (arc_legitimize_tls_address): Likewise.
10170 (DTPOFF_ZERO_SYM): Define.
10171 (arc_legitimize_pic_address): Make it static, handle TLS cases.
10172 (arc_output_pic_addr_const): Print TLS unspecs.
10173 (prepare_pic_move): New function, replaces emit_pic_move.
10174 (arc_legitimate_constant_p): Handle TLS unspecs.
10175 (arc_legitimate_address_p): Likewise.
10176 (arc_rewrite_small_data_p): Use assert for TLS constants.
10177 (prepare_move_operands): Use prepare_pic_move.
10178 (arc_legitimize_address): Legitimize tls addresses.
10179 (arc_epilogue_uses): Check for arc_tp_regno.
10180 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
10181 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
10183 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
10185 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
10186 %(arc_tls_extra_start_spec).
10187 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
10188 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
10190 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
10191 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
10192 (UNSPEC_TLS_OFF): Add.
10194 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
10195 (get_thread_pointersi): New patterns.
10196 * config/arc/arc.opt (mtp-regno): New option.
10197 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
10198 (move_dest_operand): Likewise.
10199 * configure: Regenerate.
10200 * configure.ac: Add arc*-*-* case to test for tls.
10201 * doc/invoke.texi (ARC options): Document mtp-regno.
10203 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10205 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
10206 the new ARC HS SIMD instructions.
10207 (arc_preferred_simd_mode): New function.
10208 (arc_autovectorize_vector_sizes): Likewise.
10209 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
10210 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10211 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
10212 (arc_init_builtins): Add new SIMD builtin types.
10213 (arc_split_move): Handle 64 bit vector moves.
10214 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
10215 (TARGET_PLUS_QMACW): Define.
10216 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
10217 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
10218 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
10219 (VSUBADD4H): New builtins.
10220 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
10221 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
10223 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
10224 Matthias Klose <doko@debian.org>
10226 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
10228 2016-04-28 Richard Biener <rguenther@suse.de>
10230 PR middle-end/70777
10231 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
10234 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
10236 * common/config/sh/sh-common.c: Remove SH5 support.
10237 * config/sh/constraints.md: Likewise.
10238 * config/sh/config/sh/elf.h: Likewise.
10239 * config/sh/linux.h: Likewise.
10240 * config/sh/netbsd-elf.h: Likewise.
10241 * config/sh/predicates.md: Likewise.
10242 * config/sh/sh-c.c: Likewise.
10243 * config/sh/sh-protos.h: Likewise.
10244 * config/sh/sh.c: Likewise.
10245 * config/sh/sh.h: Likewise.
10246 * config/sh/sh.md: Likewise.
10247 * config/sh/sh.opt: Likewise.
10248 * config/sh/sync.md: Likewise.
10249 * config/sh/sh64.h: Delete.
10250 * config/sh/shmedia.h: Likewise.
10251 * config/sh/shmedia.md: Likewise.
10252 * config/sh/sshmedia.h: Likewise.
10253 * config/sh/t-netbsd-sh5-64: Likewise.
10254 * config/sh/t-sh64: Likewise.
10255 * config/sh/ushmedia.h: Likewise.
10257 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10259 * config/i386/i386.md (sign_extend to memory peephole2s): Use
10260 general_reg_operand instead of register_operand predicate.
10262 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10264 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
10266 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
10268 * match.pd (A - B > A, A + B < A): New transformations.
10270 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
10272 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
10273 which defaults to true. Emit an outer pair of parentheses only if
10274 EMIT_PARENS. When continuing a chain of && or || (or & or |),
10275 don't emit parentheses for the right-hand operand.
10277 2016-04-27 Jeff Law <law@redhat.com>
10279 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
10281 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10283 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
10284 (altivec_lvx_<mode>_internal): Document.
10285 (altivec_lvx_<mode>_2op): New define_insn.
10286 (altivec_lvx_<mode>_1op): Likewise.
10287 (altivec_lvx_<mode>_2op_si): Likewise.
10288 (altivec_lvx_<mode>_1op_si): Likewise.
10289 (altivec_stvx_<mode>): Remove.
10290 (altivec_stvx_<mode>_internal): Document.
10291 (altivec_stvx_<mode>_2op): New define_insn.
10292 (altivec_stvx_<mode>_1op): Likewise.
10293 (altivec_stvx_<mode>_2op_si): Likewise.
10294 (altivec_stvx_<mode>_1op_si): Likewise.
10295 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10296 Expand vec_ld and vec_st during parsing.
10297 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
10299 (altivec_expand_stvx_be): Likewise.
10300 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
10301 address-masking behavior in RTL.
10302 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
10303 address-masking behavior in RTL.
10304 (altivec_expand_builtin): Change builtin code arguments for calls
10305 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
10306 (insn_is_swappable_p): Avoid incorrect swap optimization in the
10307 presence of lvx/stvx patterns.
10308 (alignment_with_canonical_addr): New function.
10309 (alignment_mask): Likewise.
10310 (find_alignment_op): Likewise.
10311 (recombine_lvx_pattern): Likewise.
10312 (recombine_stvx_pattern): Likewise.
10313 (recombine_lvx_stvx_patterns): Likewise.
10314 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
10315 stvx patterns from expand.
10316 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
10318 (vector_altivec_store_<mode>): Likewise.
10320 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
10322 * config/aarch64/aarch64.md
10323 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
10324 remove the "fp" attributes.
10325 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
10326 add the "simd" attributes.
10327 (*movdf_aarch64): Likewise.
10328 (*movtf_aarch64): Remove the "fp" attributes.
10329 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
10330 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
10332 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10334 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
10335 rtx to rtx_code_label *.
10336 * rtl.h (maybe_set_first_label_num): Likewise.
10338 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10340 * df-core.c (df_add_problem): Make the problem param be const.
10341 (df_remove_problem): Make local "problem" be const.
10342 * df-problems.c (problem_RD): Make const.
10343 (problem_LR): Likewise.
10344 (problem_LIVE): Likewise.
10345 (problem_MIR): Likewise.
10346 (problem_CHAIN): Likewise.
10347 (problem_WORD_LR): Likewise.
10348 (problem_NOTE): Likewise.
10349 (problem_MD): Likewise.
10350 * df-scan.c (problem_SCAN): Likewise.
10351 * df.h (struct df_problem): Make field "dependent_problem" be
10353 (struct dataflow): Likewise for field "problem".
10354 (df_add_problem): Make param const.
10356 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
10359 inter-unit moves to/from vector registers are enabled. Do not disable
10362 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10364 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
10365 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
10367 (enum df_problem_id): ...this new enum.
10368 (struct df_problem): Convert field "id" from "int" to
10369 enum df_problem_id.
10371 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10373 * rtl.def: Update comment for "things in the instruction chain" to
10374 reflect the removal of the leading "i" field for INSN_UID in
10375 r210360. Fix bogus apostrophe.
10377 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10379 * config/i386/i386.md
10380 (lea arith with mem operand + setcc peephole2): Set operator mode.
10382 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
10385 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
10386 (dimode_scalar_to_vector_candidate_p): This.
10387 (timode_scalar_to_vector_candidate_p): New function.
10388 (scalar_to_vector_candidate_p): Likewise.
10389 (timode_check_non_convertible_regs): Likewise.
10390 (timode_remove_non_convertible_regs): Likewise.
10391 (remove_non_convertible_regs): Likewise.
10392 (remove_non_convertible_regs): Renamed to ...
10393 (dimode_remove_non_convertible_regs): This.
10394 (scalar_chain::~scalar_chain): Make it virtual.
10395 (scalar_chain::compute_convert_gain): Make it pure virtual.
10396 (scalar_chain::mark_dual_mode_def): Likewise.
10397 (scalar_chain::convert_insn): Likewise.
10398 (scalar_chain::convert_registers): Likewise.
10399 (scalar_chain::add_to_queue): Make it protected.
10400 (scalar_chain::emit_conversion_insns): Likewise.
10401 (scalar_chain::replace_with_subreg): Likewise.
10402 (scalar_chain::replace_with_subreg_in_insn): Likewise.
10403 (scalar_chain::convert_op): Likewise.
10404 (scalar_chain::convert_reg): Likewise.
10405 (scalar_chain::make_vector_copies): Likewise.
10406 (scalar_chain::convert_registers): New pure virtual function.
10407 (class dimode_scalar_chain): New class.
10408 (class timode_scalar_chain): Likewise.
10409 (scalar_chain::mark_dual_mode_def): Renamed to ...
10410 (dimode_scalar_chain::mark_dual_mode_def): This.
10411 (timode_scalar_chain::mark_dual_mode_def): New function.
10412 (timode_scalar_chain::convert_insn): Likewise.
10413 (dimode_scalar_chain::convert_registers): Likewise.
10414 (scalar_chain::compute_convert_gain): Renamed to ...
10415 (dimode_scalar_chain::compute_convert_gain): This.
10416 (scalar_chain::replace_with_subreg): Renamed to ...
10417 (dimode_scalar_chain::replace_with_subreg): This.
10418 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
10419 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
10420 (scalar_chain::make_vector_copies): Renamed to ...
10421 (dimode_scalar_chain::make_vector_copies): This.
10422 (scalar_chain::convert_reg): Renamed to ...
10423 (dimode_scalar_chain::convert_reg ): This.
10424 (scalar_chain::convert_op): Renamed to ...
10425 (dimode_scalar_chain::convert_op): This.
10426 (scalar_chain::convert_insn): Renamed to ...
10427 (dimode_scalar_chain::convert_insn): This.
10428 (scalar_chain::convert): Call convert_registers.
10429 (convert_scalars_to_vector): Change to scalar_chain pointer to
10430 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
10431 in 32-bit mode. Delete scalar_chain pointer. Call
10432 free_dominance_info in 64-bit mode.
10433 (pass_stv::gate): Remove TARGET_64BIT check.
10434 (ix86_option_override): Put the 64-bit STV pass before the CSE
10437 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
10439 * dwarf2out.h (struct dw_loc_descr_node): Remove the
10440 dw_loc_frame_offset field.
10441 * dwarf2out.c (new_loc_descr): Likewise.
10442 (resolve_args_picking_1): Turn the VISITED hash set into a
10443 FRAME_OFFSET hash map. Use it to associate a frame offset to
10444 visited nodes. Remove uses of the CHECKING_P macro.
10445 (resolve_args_picking): Update call to resolve_args_picking_1.
10447 2016-04-27 Martin Liska <mliska@suse.cz>
10449 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
10450 (free_loop_data): Release vuses of groups.
10452 2016-04-27 Bin Cheng <bin.cheng@arm.com>
10454 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
10455 instead of redundant use_id and boolean have_use_for.
10456 (struct iv_use): Change sub_id into group_id. Remove field next.
10457 Move fields: related_cands, n_map_members, cost_map and selected
10459 (struct iv_group): ... here. New structure.
10460 (struct iv_common_cand): Use structure declaration directly.
10461 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
10462 (MAX_CONSIDERED_USES): Rename macro to ...
10463 (MAX_CONSIDERED_GROUPS): ... here.
10464 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
10465 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
10466 (dump_uses): Rename to ...
10467 (dump_groups): ... here. Update all uses.
10468 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
10469 (find_induction_variables): Refactor format of dump information.
10470 (record_sub_use): Delete.
10471 (record_use): Update all uses.
10472 (record_group): New function.
10473 (record_group_use, find_interesting_uses_op): Call above functions.
10475 (find_interesting_uses_cond): Ditto.
10476 (group_compare_offset): New function.
10477 (split_all_small_groups): Rename to ...
10478 (split_small_address_groups_p): ... here. Update all uses.
10479 (split_address_groups): Update all uses.
10480 (find_interesting_uses): Refactor format of dump information.
10481 (add_candidate_1): Update all uses. Remove redundant check on iv,
10483 (add_candidate, record_common_cand): Remove redundant assert.
10484 (add_iv_candidate_for_biv): Update use.
10485 (add_iv_candidate_derived_from_uses): Update all uses.
10486 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
10487 (alloc_use_cost_map): Ditto.
10488 (set_use_iv_cost, get_use_iv_cost): Rename to ...
10489 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
10490 (determine_use_iv_cost_generic): Ditto.
10491 (determine_group_iv_cost_generic): Ditto.
10492 (determine_use_iv_cost_address): Ditto.
10493 (determine_group_iv_cost_address): Ditto.
10494 (determine_use_iv_cost_condition): Ditto.
10495 (determine_group_iv_cost_cond): Ditto.
10496 (determine_use_iv_cost): Ditto.
10497 (determine_group_iv_cost): Ditto.
10498 (set_autoinc_for_original_candidates): Update all uses.
10499 (find_iv_candidates): Update all uses. Refactor dump information.
10500 (determine_use_iv_costs): Ditto.
10501 (determine_iv_costs): Ditto.
10502 (iv_ca_cand_for_use): Rename to ...
10503 (iv_ca_cand_for_group): ... here. Update all uses.
10504 (iv_ca_add_use, iv_ca_add_group): Ditto.
10505 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10506 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10507 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10508 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10509 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10510 (create_new_iv, adjust_iv_update_pos): Ditto.
10511 (rewrite_use_address): Delete.
10512 (rewrite_use_address_1): Rename to ...
10513 (rewrite_use_address): ... here.
10514 (rewrite_use_compare): Update all uses.
10515 (rewrite_use): Delete.
10516 (rewrite_uses): Rename to ...
10517 (rewrite_groups): ... here. Update all uses.
10518 (remove_unused_ivs, free_loop_data): Update all uses.
10519 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10521 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10523 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10524 for WORD_REGISTER_OPERATIONS to runtime check.
10526 2016-04-27 Richard Biener <rguenther@suse.de>
10529 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10530 aggregate_value_p to determine if a function result is
10531 returned by reference.
10532 (ipa_pta_execute): Functions having their address taken are
10533 not automatically nonlocal.
10535 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10538 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10539 * fold-const.c (operand_equal_p): If flag_checking and
10540 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10541 and if it returns non-zero, assert iterative_hash_expr on both
10544 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10546 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10548 2016-04-27 Nick Clifton <nickc@redhat.com>
10550 PR middle-end/49889
10551 * varasm.c (merge_weak): Generate an error if an attempt is made
10552 to convert a non-weak static function into a weak, public function.
10554 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10556 * params.def (MAX_PARTITION_SIZE): New param.
10557 * doc/invoke.texi: Document lto-max-partition.
10559 2016-04-27 Richard Biener <rguenther@suse.de>
10562 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10563 function cummulating used_from_other_partition, externally_visible
10564 and force_output from aliases.
10565 (refered_from_nonlocal_var): Likewise.
10566 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10567 node flags properly.
10569 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10571 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10572 (-Wmemset-elt-size): New item.
10574 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10577 * stor-layout.h (internal_reference_types): Delete.
10578 * stor-layout.c (reference_types_internal): Likewise.
10579 (internal_reference_types): Likewise.
10580 (layout_type) <REFERENCE_TYPE>: Adjust.
10582 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10585 * tree.h (inchash::add_expr): Add FLAGS argument.
10586 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10587 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10588 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10589 Formatting fix. Adjust recursive calls. For tcc_comparison,
10590 if swap_tree_comparison (code) is smaller than code, hash that
10591 and arguments in the other order. Hash CONVERT_EXPR the same
10592 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10593 of ADDR_EXPR of decl as the decl itself. Add or remove
10594 OEP_ADDRESS_OF from recursive flags as needed. For
10595 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10596 operands commutatively and only the third one normally.
10597 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10599 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10601 * config/rtems.h (LIB_SPEC): Add -latomic.
10603 2016-04-27 Joel Sherrill <joel@rtems.org>
10605 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10606 xilink.ld and flags not relevant to RTEMS.
10608 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10610 * toplev.c (backend_init_target): Avoid calling init_reload when using
10613 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10615 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10616 for loops rather than one for the whole function.
10618 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10620 * match.pd (X + CST CMP X): New transformation.
10622 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10624 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10625 * fold-const.c (fold_binary_loc): Remove 2 transformations
10626 superseded by match.pd.
10627 * match.pd (x+x -> x*2): Generalize to integers.
10629 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10631 * config/i386/i386.md (operation on memory peephole): Duplicate an
10632 existing peephole and adapt it to match lea rather than an operation
10635 PR rtl-optimization/57193
10636 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10638 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10640 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10642 * tree-if-conv.c (any_pred_load_store): New static variable.
10643 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10644 any_pred_load_store instead of and_mask_load_store.
10645 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10646 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10647 (combine_blocks, tree_if_conversion): Ditto.
10649 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10651 PR tree-optimization/70771
10652 PR tree-optimization/70775
10653 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10654 virtual PHI nodes. Delete parameter.
10655 (if_convertible_loop_p_1): Delete argument to above function.
10656 (predicate_all_scalar_phis): Delete code handling single-argument
10658 (tree_if_conversion): Mark and update virtual SSA.
10660 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10663 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10664 (x86_elf_aligned_common): Rename to ...
10665 (x86_elf_aligned_decl_common): ... this.
10666 Add decl arg. Switch to .lbss for largecomm object. Use
10667 LARGECOMM_SECTION_ASM_OP.
10668 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10670 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10671 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10673 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10674 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10676 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10679 * config/i386/i386.c (SECTION_LARGE): Define.
10680 (x86_64_elf_select_section): Set it for large data/bss sections.
10681 Only clear SECTION_WRITE for .lrodata.
10682 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10684 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10685 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10686 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10688 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10689 * doc/tm.texi: Regenerate.
10691 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10694 * configure.ac (--enable-checking): Document extra flag, for
10695 non-release builds default to --enable-checking=yes,extra.
10696 If misc checking and extra checking, define CHECKING_P to 2 instead
10698 * common.opt (fchecking=): Add.
10699 * doc/invoke.texi (-fchecking=): Document.
10700 * doc/install.texi: Document --enable-checking changes.
10701 * configure: Regenerated.
10702 * config.in: Regenerated.
10704 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10706 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10707 attribute instead of which_alternative.
10708 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10709 Use EXT_REX_SSE_REG_P where appropriate.
10711 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/predicates.md (const0_operand): Do not match
10714 const_wide_int code.
10715 (const1_operand): Ditto.
10717 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10719 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10720 for SSE constm1 operands and TARGET_AVX512VL.
10721 (*movti_internal): Ditto.
10722 (*mov<mode>_or): Use constm1_operand predicate.
10723 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10724 for SSE vector_all_ones operands and TARGET_AVX512VL.
10725 * config/i386/predicates.md (constm1_operand): New predicate.
10726 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10727 emission of constant -1 load.
10729 2016-04-25 Jason Merrill <jason@redhat.com>
10731 * gdbinit.in: Skip is-a.h.
10733 * attribs.c (register_scoped_attributes): Fix logic.
10734 * attribs.h: Declare register_scoped_attributes.
10736 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10738 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10739 stxvd2x and stxvw4x built-in functions.
10741 2016-04-25 DJ Delorie <dj@redhat.com>
10743 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10744 (ashrhi3): Likewise.
10745 (lshrhi3): Likewise.
10747 2016-04-25 Richard Biener <rguenther@suse.de>
10749 PR tree-optimization/70780
10750 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10751 wasn't visited yet.
10752 (compute_antic): Mark blocks with abnormal preds as visited as
10753 they have a final empty antic-in solution already.
10755 2016-04-25 Michael Collison <michael.collison@linaro.org>
10757 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10759 2016-04-25 Michael Collison <michael.collison@linaro.org>
10761 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10762 mode is VQI to improve mixed mode vectorization.
10763 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10764 define_insn to match low half of signed vaddw.
10765 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10766 define_insn to match high half of signed vaddw.
10767 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10768 define_insn to match low half of unsigned vaddw.
10769 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10770 define_insn to match high half of unsigned vaddw.
10771 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10772 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10773 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10775 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10776 * config/arm/predicates.md (vect_par_constant_high): Support
10777 big endian and simplify by calling
10778 arm_simd_check_vect_par_cnst_half
10779 (vect_par_constant_low): Likewise.
10781 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10783 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10784 predicate for operand 2.
10786 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10787 H.J. Lu <hongjiu.lu@intel.com>
10789 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10790 machine_mode argument.
10791 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10792 constm1_rtx operands. For VOIDmode constants, get mode from
10793 pred_mode. Check mode size if the mode is supported by ABI.
10794 (standard_sse_constant_opcode): Do not use standard_constant_p.
10795 Strictly check ABI support for all-ones operands.
10796 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10797 immediates. Update calls to standard_sse_constant_p.
10798 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10799 (ix86_rtx_costs): Ditto.
10800 * config/i386/i386.md (*movxi_internal_avx512f): Use
10801 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10802 Use (v,BC) alternative instead of (v,C). Use register_operand
10803 checks instead of MEM_P.
10804 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10805 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10806 isa attribute. Use register_operand checks instead of MEM_P.
10807 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10808 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10809 alternative and corresponding sse2 isa attribute.
10810 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10811 to standard_sse_constant_p.
10812 (FP constant splitters): Ditto.
10813 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10815 * config/i386/predicates.md (constm1_operand): Remove.
10816 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10817 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10818 vector_all_ones_operand instead of constm1_operand.
10820 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10822 * print-rtl.c (print_rtx_insn_vec): New function.
10823 * print-rtl.h: New prototype.
10824 * store-motion.c (struct st_expr): Make avail_stores a vector.
10825 (st_expr_entry): Adjust.
10826 (free_st_expr_entry): Likewise.
10827 (print_store_motion_mems): Likewise.
10828 (find_moveable_store): Likewise.
10829 (compute_store_table): Likewise.
10830 (delete_store): Likewise.
10831 (build_store_vectors): Likewise.
10833 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10835 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10837 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10839 * vec.h (vec_safe_contains): New function.
10840 (vec::contains): Likewise.
10841 (vec::begin): Likewise.
10842 (vec::end): Likewise.
10844 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10847 * cfgexpand.c (expand_stack_vars): Fix typo.
10849 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10851 * system.h (list, map, set, vector): Include conditionally.
10852 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10853 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10854 * ipa-icf.c (INCLUDE_LIST): Define.
10855 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10856 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10857 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10858 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10859 * cp/logic.cc (INCLUDE_LIST): Define.
10860 * fortran/trans-common.c (INCLUDE_MAP): Define.
10862 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10864 * auto-profile.c: Remove <string.h> include.
10865 * ipa-icf-gimple.c: Remove <list> include.
10866 * diagnostic.c: Remove <new> include.
10867 * genmatch.c: Likewise.
10868 * pretty-print.c: Likewise.
10869 * toplev.c: Likewise
10870 * c/c-objc-common.c: Likewise.
10871 * cp/error.c: Likewise.
10872 * fortran/error.c: Likewise.
10874 2016-04-22 Richard Biener <rguenther@suse.de>
10876 * lto-streamer-in.c (input_ssa_names): Do not allocate
10877 GIMPLE_NOP for all SSA names.
10878 * lto-streamer-out.c (output_ssa_names): Do not output
10879 SSA names that should have been released.
10881 2016-04-22 Richard Biener <rguenther@suse.de>
10883 PR tree-optimization/70740
10884 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10887 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10890 * config/i386/predicates.md (call_insn_operand): Replace
10891 sibcall_memory_operand with memory_operand.
10893 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10895 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10896 has_single_use() tests.
10897 (register_edge_assert_for_1): Likewise.
10898 (find_assert_locations_1): Check the liveness bitmap instead of
10899 checking has_single_use().
10901 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10904 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10905 Extract AVX-512BW constraint from AVX.
10907 2016-04-21 Richard Biener <rguenther@suse.de>
10909 PR tree-optimization/70725
10910 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10911 for phi_convertible_by_degenerating_args.
10912 (predicate_all_scalar_phis): Handle single-argument PHIs.
10914 2016-04-21 Richard Biener <rguenther@suse.de>
10916 PR middle-end/70747
10917 * fold-const.c (fold_comparison): Return properly typed
10920 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10922 PR tree-optimization/70715
10923 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10924 after expanding BASE using expand_simple_operations.
10926 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10928 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10929 New transformations.
10931 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10933 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10935 2016-04-20 Jan Hubicka <jh@suse.cz>
10937 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10938 ultiimate_alias_target.
10939 (update_callee_keys): Likewise.
10940 (lookup_recursive_calls): Likewise.
10941 (speculation_useful_p): Likewise.
10943 2016-04-20 Jan Hubicka <jh@suse.cz>
10946 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10947 (set_nothrow_flag_1): ... this; handle interposition correctly;
10948 recurse on aliases and thunks.
10949 (cgraph_node::set_nothrow_flag): New.
10950 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10951 functions compiled with non-call exceptions that binds to current
10953 (propagate_nothrow): Be safe WRT interposition.
10954 * cgraph.h (set_nothrow_flag): Update prototype.
10956 2016-04-18 Jan Hubicka <jh@suse.cz>
10958 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10959 max_loop_iterations_int.
10960 (tree_unswitch_outer_loop): Likewise.
10962 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10964 PR tree-optimization/69489
10965 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10966 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10967 Revise dump message.
10968 (if_convertible_bb_p): Remove check on edge count of basic block's
10971 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10973 PR tree-optimization/56625
10974 PR tree-optimization/69489
10975 * tree-data-ref.h (DR_INNERMOST): New macro.
10976 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10977 hashing struct innermost_loop_behavior.
10978 (ref_DR_map): Remove.
10979 (innermost_DR_map): New map.
10980 (baseref_DR_map): Revise comment.
10981 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10982 to innermost_DR_map accroding to its innermost loop behavior.
10983 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10984 to its innermost loop behavior.
10985 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10986 Add initialization for innermost_DR_map. Record memory reference
10987 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10988 have innermost loop behavior.
10989 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10992 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10994 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10995 *lea_general_1. Use explicit SWI12 mode interator.
10996 (*lea<mode>_general_2): Rename from *lea_general_2.
10997 Use explicit SWI12 mode interator.
10998 (*lea<mode>_general_3): Rename from *lea_general_3.
10999 Use explicit SWI12 mode interator.
11000 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
11001 Use explicit SWI12 mode interator.
11002 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
11003 Use explicit SWI48 mode interator.
11005 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11007 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11008 Short-cut unaligned load and store cases. Handle all integer
11010 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11011 and store cases. Call ix86_avx256_split_vector_move_misalign
11012 directly without checking mode class.
11014 2016-04-20 Andrew Pinski <apinski@cavium.com>
11015 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11018 * config/aarch64/aarch64.md (sibcall): Force call
11019 address to be DImode for ILP32.
11020 (sibcall_value): Likewise.
11022 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11024 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11026 2016-04-20 Richard Biener <rguenther@suse.de>
11028 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11029 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11030 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11031 (maybe_push_res_to_seq): Adjust.
11032 * gimple-fold.c (maybe_build_generic_op): Likewise.
11034 2016-04-20 Marek Polacek <polacek@redhat.com>
11036 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11039 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11041 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11042 use kmovw to support AVX512F target.
11044 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11046 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11048 2016-04-20 Marek Polacek <polacek@redhat.com>
11050 PR tree-optimization/70725
11051 * tree-if-conv.c (is_false_predicate): New function.
11052 (predicate_mem_writes): Use it.
11054 2016-04-20 Richard Biener <rguenther@suse.de>
11056 PR tree-optimization/70726
11057 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11058 shift amounts from a pattern stmt operand.
11060 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11063 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11064 stack_restore_from_fpr pattern when restoring r15.
11065 (s390_optimize_prologue): Strip away the memory barrier in the
11066 parallel when trying to get rid of restore insns.
11067 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11068 definition for loading the stack pointer from an FPR. Compared to
11069 the normal move insn this pattern includes a full memory barrier.
11071 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11073 PR middle-end/70680
11074 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11075 implicitly linear or lastprivate iterator on the outer context.
11077 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11079 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11081 * config/i386/i386.md (ssememalign): Removed.
11082 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11084 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11087 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11088 const short * to __builtin_ia32_loaddquhi512_mask.
11089 (_mm512_maskz_loadu_epi16): Likewise.
11090 (_mm512_mask_storeu_epi16): Pass short * to
11091 __builtin_ia32_storedquhi512_mask.
11092 (_mm512_mask_loadu_epi8): Pass const char * to
11093 __builtin_ia32_loaddquqi512_mask.
11094 (_mm512_maskz_loadu_epi8): Likewise.
11095 (_mm512_mask_storeu_epi8): Pass char * to
11096 __builtin_ia32_storedquqi512_mask.
11097 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
11098 const double * to __builtin_ia32_loadupd512_mask.
11099 (_mm512_mask_loadu_pd): Likewise.
11100 (_mm512_maskz_loadu_pd): Likewise.
11101 (_mm512_storeu_pd): Pass double * to
11102 __builtin_ia32_storeupd512_mask.
11103 (_mm512_mask_storeu_pd): Likewise.
11104 (_mm512_loadu_ps): Pass const float * to
11105 __builtin_ia32_loadups512_mask.
11106 (_mm512_mask_loadu_ps): Likewise.
11107 (_mm512_maskz_loadu_ps): Likewise.
11108 (_mm512_storeu_ps): Pass float * to
11109 __builtin_ia32_storeups512_mask.
11110 (_mm512_mask_storeu_ps): Likewise.
11111 (_mm512_mask_loadu_epi64): Pass const long long * to
11112 __builtin_ia32_loaddqudi512_mask.
11113 (_mm512_maskz_loadu_epi64): Likewise.
11114 (_mm512_mask_storeu_epi64): Pass long long *
11115 to __builtin_ia32_storedqudi512_mask.
11116 (_mm512_loadu_si512): Pass const int * to
11117 __builtin_ia32_loaddqusi512_mask.
11118 (_mm512_mask_loadu_epi32): Likewise.
11119 (_mm512_maskz_loadu_epi32): Likewise.
11120 (_mm512_storeu_si512): Pass int * to
11121 __builtin_ia32_storedqusi512_mask.
11122 (_mm512_mask_storeu_epi32): Likewise.
11123 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
11124 char * to __builtin_ia32_storedquqi256_mask.
11125 (_mm_mask_storeu_epi8): Likewise.
11126 (_mm256_mask_loadu_epi16): Pass const short * to
11127 __builtin_ia32_loaddquhi256_mask.
11128 (_mm256_maskz_loadu_epi16): Likewise.
11129 (_mm_mask_loadu_epi16): Pass const short * to
11130 __builtin_ia32_loaddquhi128_mask.
11131 (_mm_maskz_loadu_epi16): Likewise.
11132 (_mm256_mask_loadu_epi8): Pass const char * to
11133 __builtin_ia32_loaddquqi256_mask.
11134 (_mm256_maskz_loadu_epi8): Likewise.
11135 (_mm_mask_loadu_epi8): Pass const char * to
11136 __builtin_ia32_loaddquqi128_mask.
11137 (_mm_maskz_loadu_epi8): Likewise.
11138 (_mm256_mask_storeu_epi16): Pass short * to.
11139 __builtin_ia32_storedquhi256_mask.
11140 (_mm_mask_storeu_epi16): Pass short * to.
11141 __builtin_ia32_storedquhi128_mask.
11142 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
11143 const double * to __builtin_ia32_loadupd256_mask.
11144 (_mm256_maskz_loadu_pd): Likewise.
11145 (_mm_mask_loadu_pd): Pass onst double * to
11146 __builtin_ia32_loadupd128_mask.
11147 (_mm_maskz_loadu_pd): Likewise.
11148 (_mm256_mask_storeu_pd): Pass double * to
11149 __builtin_ia32_storeupd256_mask.
11150 (_mm_mask_storeu_pd): Pass double * to
11151 __builtin_ia32_storeupd128_mask.
11152 (_mm256_mask_loadu_ps): Pass const float * to
11153 __builtin_ia32_loadups256_mask.
11154 (_mm256_maskz_loadu_ps): Likewise.
11155 (_mm_mask_loadu_ps): Pass const float * to
11156 __builtin_ia32_loadups128_mask.
11157 (_mm_maskz_loadu_ps): Likewise.
11158 (_mm256_mask_storeu_ps): Pass float * to
11159 __builtin_ia32_storeups256_mask.
11160 (_mm_mask_storeu_ps): ass float * to
11161 __builtin_ia32_storeups128_mask.
11162 (_mm256_mask_loadu_epi64): Pass const long long * to
11163 __builtin_ia32_loaddqudi256_mask.
11164 (_mm256_maskz_loadu_epi64): Likewise.
11165 (_mm_mask_loadu_epi64): Pass const long long * to
11166 __builtin_ia32_loaddqudi128_mask.
11167 (_mm_maskz_loadu_epi64): Likewise.
11168 (_mm256_mask_storeu_epi64): Pass long long * to
11169 __builtin_ia32_storedqudi256_mask.
11170 (_mm_mask_storeu_epi64): Pass long long * to
11171 __builtin_ia32_storedqudi128_mask.
11172 (_mm256_mask_loadu_epi32): Pass const int * to
11173 __builtin_ia32_loaddqusi256_mask.
11174 (_mm256_maskz_loadu_epi32): Likewise.
11175 (_mm_mask_loadu_epi32): Pass const int * to
11176 __builtin_ia32_loaddqusi128_mask.
11177 (_mm_maskz_loadu_epi32): Likewise.
11178 (_mm256_mask_storeu_epi32): Pass int * to
11179 __builtin_ia32_storedqusi256_mask.
11180 (_mm_mask_storeu_epi32): Pass int * to
11181 __builtin_ia32_storedqusi128_mask.
11182 * config/i386/i386-builtin-types.def (PCSHORT): New.
11183 (PINT64): Likewise.
11184 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
11185 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
11186 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
11187 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
11188 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
11189 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
11190 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
11191 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
11192 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
11193 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
11194 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
11195 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
11196 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
11197 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
11198 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
11199 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
11200 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
11201 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
11202 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
11203 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
11204 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
11205 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
11206 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
11207 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
11208 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
11209 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
11210 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
11211 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
11212 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
11213 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
11214 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
11215 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
11216 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
11217 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
11218 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
11219 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
11220 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
11221 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
11222 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
11223 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
11224 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
11225 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
11226 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
11227 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
11228 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
11229 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
11230 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
11231 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
11232 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
11234 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
11235 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
11237 (ix86_expand_vector_move_misalign): Likewise.
11238 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
11239 to scalar function prototype for unaligned load/store builtins.
11240 (ix86_expand_special_args_builtin): Updated.
11241 * config/i386/sse.md (UNSPEC_LOADU): Removed.
11242 (UNSPEC_STOREU): Likewise.
11243 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
11244 (VI_ULOADSTORE_F_AVX512VL): Likewise.
11245 (ssescalarsize): Handle V4TI, V2TI and V1TI.
11246 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11247 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11248 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
11249 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
11250 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
11251 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
11252 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
11253 (<avx512>_storedqu<mode>_mask): Likewise.
11254 (*sse4_2_pcmpestr_unaligned): Likewise.
11255 (*sse4_2_pcmpistr_unaligned): Likewise.
11256 (*mov<mode>_internal): Renamed to ...
11257 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
11258 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
11259 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
11260 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
11262 2016-04-19 Richard Biener <rguenther@suse.de>
11264 PR tree-optimization/70171
11265 * tree-ssa-phiprop.c: Include stor-layout.h.
11266 (phiprop_insert_phi): Handle the aggregate copy case.
11267 (propagate_with_phi): Likewise.
11269 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
11272 instead of simplify_gen_subreg (... , 0).
11273 (ix86_delegitimize_address): Ditto.
11274 (ix86_split_divmod): Ditto.
11275 (ix86_split_copysign_const): Ditto.
11276 (ix86_split_copysign_var): Ditto.
11277 (ix86_expand_args_builtin): Ditto.
11278 (ix86_expand_round_builtin): Ditto.
11279 (ix86_expand_special_args_builtin): Ditto.
11280 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
11281 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
11282 (udivmodqi4): Ditto.
11283 (absneg splitters): Ditto.
11284 (*jcc_bt<mode>_1): Ditto.
11286 2016-04-19 Richard Biener <rguenther@suse.de>
11288 PR tree-optimization/70724
11289 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
11290 restoring out from ...
11291 (free_scc_vn): ... here.
11292 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
11293 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
11295 (pass_fre::execute): Restore SSA info.
11297 2016-04-19 Richard Biener <rguenther@suse.de>
11299 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
11300 * gimple-walk.c (walk_gimple_op): Initialize it.
11301 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
11302 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
11303 remapping SSA names of defs.
11304 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
11307 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
11309 PR middle-end/70689
11310 * lra-constraints.c (equiv_substition_p): New.
11311 (process_alt_operands): Use it.
11312 (swap_operands): Swap it.
11313 (curr_insn_transform): Update it.
11315 2016-04-18 Michael Matz <matz@suse.de>
11317 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
11318 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
11319 * tree-core.h (tree_type_common.align): Use bit-field.
11320 (tree_type_common.spare): New.
11321 (tree_decl_common.off_align): Make smaller.
11322 (tree_decl_common.align): Use bit-field.
11324 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
11325 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
11326 (scan_sharing_clauses): Ditto.
11327 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11328 (omp_finish_file): Ditto.
11329 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
11330 (layout_decl): Ditto.
11331 (relayout_decl): Ditto.
11332 (finalize_record_size): Use SET_TYPE_ALIGN.
11333 (finalize_type_size): Ditto.
11334 (finish_builtin_struct): Ditto.
11335 (layout_type): Ditto.
11336 (initialize_sizetypes): Ditto.
11337 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
11338 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
11339 (lookup_field_for_decl): Use SET_DECL_ALIGN.
11340 (get_chain_field): Ditto.
11341 (get_trampoline_type): Ditto.
11342 (get_nl_goto_field): Ditto.
11343 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
11345 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
11346 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
11347 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11348 (build_qualified_type): Use SET_TYPE_ALIGN.
11349 (build_aligned_type, build_range_type_1): Ditto.
11350 (build_atomic_base): Ditto.
11351 (build_common_tree_nodes): Ditto.
11352 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
11353 (expand_one_stack_var_at): Ditto.
11354 * coverage.c (build_var): Use SET_DECL_ALIGN.
11355 * except.c (init_eh): Ditto.
11356 * function.c (assign_parm_setup_block): Ditto.
11357 * symtab.c (increase_alignment_1): Ditto.
11358 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
11359 * tree-vect-stmts.c (ensure_base_align): Ditto.
11360 * varasm.c (align_variable): Ditto.
11361 (assemble_variable): Ditto.
11362 (build_constant_desc): Ditto.
11363 (output_constant_def_contents): Ditto.
11365 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
11366 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
11367 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
11368 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
11369 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
11371 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
11374 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
11375 replace %vmovsd with "%vmovq".
11376 (vec_concatv2df): Likewise.
11378 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
11380 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
11381 (*vec_extractv2si_0): Ditto.
11382 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
11383 (zero_extended_scalar_load_operand splitters): Ditto.
11384 (vec_extract splitters): Ditto.
11385 (*vec_extractv4si_0_zext): Ditto.
11386 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
11387 and lowpart_subreg.
11388 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
11389 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
11390 (*sse4_1_extractps): Use lowpart_subreg.
11391 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
11393 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11395 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
11397 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
11398 Mention Solaris 11 packaging changes.
11399 Update gas and gld requirements.
11400 Remove reference to pre-Solaris 10 bug.
11401 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
11403 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
11406 2016-04-17 Jan Hubicka <jh@suse.cz>
11408 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
11409 max_loop_iterations_int.
11411 2016-04-18 Richard Biener <rguenther@suse.de>
11413 PR tree-optimization/43434
11414 * tree-ssa-structalias.c (struct vls_data): New.
11415 (visit_loadstore): Handle all pointer-based accesses.
11416 (compute_dependence_clique): Compute a bitmap of restrict tags
11417 assigned bases and pass it to visit_loadstore.
11419 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
11422 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
11423 armv8.1-a and armv8.1-a+crc.
11425 2016-04-18 Richard Biener <rguenther@suse.de>
11427 PR tree-optimization/70701
11428 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
11429 references after translating through a memcpy.
11431 2016-04-18 Richard Biener <rguenther@suse.de>
11433 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
11434 (compute_antic): ... here. For partial antic use regular
11435 postorder and scrap iteration.
11436 (compute_partial_antic_aux): Remove unused return value.
11437 (init_pre): Do not allocate postorder.
11438 (fini_pre): Do not free postorder.
11440 2016-04-18 Richard Biener <rguenther@suse.de>
11442 PR middle-end/37870
11443 * expmed.c (extract_bit_field_1): Remove broken case
11444 using a wider MODE_INT mode.
11446 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
11448 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
11449 unless compiling with at least GCC-4.8.
11451 2016-04-17 Jan Hubicka <jh@suse.cz>
11454 * graphite.c (graphite_finalize): Update call to
11455 tree_estimate_probability.
11456 * predict.h (tree_estimate_probability): Update prototype.
11458 2016-04-17 Jan Hubicka <jh@suse.cz>
11460 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
11461 (tree_estimate_probability): Likewise.
11462 (pass_profile::execute): Update.
11463 (report_predictor_hitrates): New function.
11464 * profile.c (compute_branch_probabilities): Use it.
11465 * predict.h (report_predictor_hitrates): Declare.
11467 2016-04-17 Jan Hubicka <jh@suse.cz>
11470 * cgraph.h (cgraph_node::set_const_flag,
11471 cgraph_node::set_pure_flag): Update prototype to return bool;
11473 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
11474 of interposable symbol are interposable, too.
11475 (cgraph_set_const_flag_1): Rename to ...
11476 (set_const_flag_1): ... this one; change to self recursive function
11477 instead of call_for_symbol_thunks_and_aliases. Handle correctly
11478 clearnig the flag in all variants and also virtual thunks of const
11479 functions are pure; track if any change was done.
11480 (cgraph_node::set_const_flag): Update.
11481 (struct set_pure_flag_info): New struct.
11482 (cgraph_set_pure_flag_1): Rename to ...
11483 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
11484 rather than pointer encoded flags; track if any changes was done;
11485 handle correctly clearning flag and setting flag of aliases already
11487 (cgraph_node::set_pure_flag): Update.
11488 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
11490 2016-04-17 Tom de Vries <tom@codesourcery.com>
11493 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11494 backslash in label.
11496 2016-04-17 Tom de Vries <tom@codesourcery.com>
11498 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11499 '{}<> ' as escape-for-record.
11501 2016-04-17 Tom de Vries <tom@codesourcery.com>
11503 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11506 2016-04-17 Tom de Vries <tom@codesourcery.com>
11509 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11510 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11511 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11512 * passes.c (finish_optimization_passes): Only call
11513 finish_graph_dump_file if dfi->graph_dump_initialized.
11514 (execute_function_dump, pass_init_dump_file): Use
11515 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11517 2016-04-17 Tom de Vries <tom@codesourcery.com>
11519 PR tree-optimization/70256
11520 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11521 (debug_varmap): New function.
11523 2016-04-17 Tom de Vries <tom@codesourcery.com>
11526 * passes.c (pass_manager::register_pass): Propagate pflags.
11528 2016-04-17 Tom de Vries <tom@codesourcery.com>
11531 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11532 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11533 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11534 check if it's equal to p_start.
11535 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11537 2016-04-15 Jan Hubicka <jh@suse.cz>
11540 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11541 function does not bind to current def.
11542 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11543 handle conservatively calls to functions that does not need to bind
11545 (check_call): Update call of worse_state.
11546 (ignore_edge_for_nothrow): Update.
11547 (ignore_edge_for_pure_const): Likewise.
11548 (propagate_pure_const): Update calls to worse_state.
11549 (skip_function_for_local_pure_const): Reformat comments.
11551 2016-04-15 Jan Hubicka <jh@suse.cz>
11554 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11555 (cgraph_node::function_symbol): Likewise.
11556 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11557 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11558 (symtab_node::ultimate_alias_target): Add REF parameter.
11559 (symtab_node::binds_to_current_def_p): Declare.
11560 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11561 (cgraph_node::function_symbol): Likewise.
11562 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11563 (cgraph_node::get_availability): Likewise.
11564 (cgraph_edge::binds_to_current_def_p): New inline function.
11565 (varpool_node::get_availability): Add REF parameter.
11566 (varpool_node::ultimate_alias_target): Likewise.
11567 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11568 (symtab_node::binds_to_current_def_p): Likewise.
11569 * varpool.c (varpool_node::get_availability): Likewise.
11571 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11574 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11575 Fix mode size check.
11577 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11579 * BASE-VER: Set to 7.0.0.
11581 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11583 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11585 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11587 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11588 architecture revisions.
11590 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11592 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11593 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11594 * config/i386/i386.md (stack decrement to push peepholes): Guard
11595 with !x86_using_red_zone ().
11597 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11600 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11601 to dump_generic_node.
11602 (NIY): Pass also flags to do_niy.
11604 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11606 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11607 (simd_clone_vector_of_formal_parm_types)
11608 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11609 (simd_clone_mangle, simd_clone_create)
11610 (simd_clone_adjust_return_type, create_tmp_simd_array)
11611 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11612 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11613 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11614 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11615 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11616 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11617 * omp-simd-clone.c: ... this new file.
11618 (simd_clone_vector_of_formal_parm_types): Make it static.
11619 * Makefile.in (OBJS): Add omp-simd-clone.o.
11621 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11624 * config/i386/sse.md: Use proper memory operand modifiers.
11627 2016-04-15 Richard Biener <rguenther@suse.de>
11628 Alan Modra <amodra@gmail.com>
11630 PR tree-optimization/70130
11631 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11632 when alignment stays not the same and no not use the realign
11635 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11638 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11639 direct move handlers for KFmode. Change TFmode handlers test from
11640 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11642 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11645 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11646 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11647 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11648 * tree-ssa-live.c (remove_unused_scope_block_p): When
11649 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11650 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11651 block_ultimate_origin is FUNCTION_DECL.
11652 (remove_unused_locals): If current_function_decl is
11653 polymorphic_ctor_dtor_p, pass initial true to
11654 remove_unused_scope_block_p' is_ctor_dtor_block.
11656 2016-04-14 Martin Sebor <msebor@redhat.com>
11661 * doc/extend.texi (Variable Length): Revert.
11663 2016-04-14 Marek Polacek <polacek@redhat.com>
11664 Jan Hubicka <hubicka@ucw.cz>
11667 * tree.c (verify_type): Disable the canonical type of main variant
11670 2016-04-14 Jason Merrill <jason@redhat.com>
11672 * cfgexpand.c, expr.c: Revert previous change.
11674 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11676 PR middle-end/70643
11677 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11678 when building a mem ref for the incoming reduction variable.
11680 2016-04-14 Richard Biener <rguenther@suse.de>
11682 PR tree-optimization/70614
11683 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11684 loop if the evolution dropped to chrec_dont_know.
11685 (interpret_condition_phi): Likewise.
11687 2016-04-14 Richard Biener <rguenther@suse.de>
11689 PR tree-optimization/70623
11690 * tree-ssa-pre.c (changed_blocks): Make global ...
11691 (compute_antic): ... local here. Move and fix worklist
11692 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11693 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11694 worklist handling, dump when ANTIC_IN changed.
11695 (compute_partial_antic_aux): Remove worklist handling.
11696 (init_pre): Do not compute post dominators. Add a comment about
11697 the CFG order chosen.
11698 (fini_pre): Do not free post dominators.
11700 2016-04-13 Martin Sebor <msebor@redhat.com>
11705 * doc/extend.texi (Variable Length): Document C++ specifics.
11707 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11710 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11711 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11712 eh edges have been purged.
11715 * tree-sra.c (create_access_replacement,
11716 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11718 * tree-pretty-print.c (dump_fancy_name): New function.
11719 (dump_decl_name, dump_generic_node): Use it.
11721 2016-04-13 Jason Merrill <jason@redhat.com>
11723 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11724 * expr.c (expand_expr_real_1): Likewise.
11726 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11728 * config/i386/i386.md (kunpckhi): Swap operands.
11729 (kunpcksi): Likewise.
11730 (kunpckdi): Likewise.
11731 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11732 (vec_pack_trunc_<mode>): Likewise.
11734 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11737 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11739 PR middle-end/70633
11740 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11741 gimplification turns some element into non-constant.
11744 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11745 * explow.c (convert_memory_address_addr_space_1): No longer static,
11746 add NO_EMIT argument and don't call convert_modes if true, pass
11747 it down recursively, remove break after return.
11748 (convert_memory_address_addr_space): Adjust caller.
11749 * simplify-rtx.c (simplify_unary_operation_1): Call
11750 convert_memory_address_addr_space_1 instead of convert_memory_address,
11751 if it returns NULL, don't simplify.
11753 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11756 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11758 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11760 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11761 Bump the upper SIMDLEN limits, so that if the return type or
11762 characteristic type if the return type is void can be passed in
11763 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11766 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11769 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11770 Do not use "=" constraint on an input constraint.
11771 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11772 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11773 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11774 generates (neg (abs ...)) instead of (abs ...).
11776 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11778 PR rtl-optimization/70596
11779 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11780 just invalidate LRA data and reset them. Adjust dump wording.
11782 2016-04-12 Martin Liska <mliska@suse.cz>
11785 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11787 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11789 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11790 max_loop_iterations_int.
11791 (tree_unswitch_outer_loop): Likewise.
11792 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11793 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11795 2016-04-12 Tom de Vries <tom@codesourcery.com>
11797 PR tree-optimization/68756
11798 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11799 instead of new_name.
11801 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11803 PR tree-optimization/70602
11804 * tree-sra.c (generate_subtree_copies): Don't write anything into
11805 constant pool decls.
11807 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11808 regardless whether there are depend clauses or not.
11810 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11813 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11814 target attribute and pragma from changing the -mfloat128
11815 and -mfloat128-hardware options.
11817 * doc/extend.texi (Additional Floating Types): Document PowerPC
11818 __float128 restrictions.
11820 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11823 * config/aarch64/driver-aarch64.c
11824 (aarch64_get_extension_string_for_isa_flags): New.
11825 (arch_extension): Rename to...
11826 (aarch64_arch_extension): ...This.
11827 (ext_to_feat_string): Rename to...
11828 (aarch64_extensions): ...This.
11829 (aarch64_core_data): Keep track of architecture extension flags.
11830 (cpu_data): Rename to...
11831 (aarch64_cpu_data): ...This.
11832 (aarch64_arch_driver_info): Keep track of architecture extension
11834 (get_arch_name_from_id): Rename to...
11835 (get_arch_from_id): ...This, change return type.
11836 (host_detect_local_cpu): Update and reformat for renames, handle
11837 extensions through common infrastructure.
11839 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11842 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11843 track of a canonical flag name.
11844 (all_extensions): Likewise.
11845 (arch_to_arch_name): Also track extension flags enabled by the arch.
11846 (all_architectures): Likewise.
11847 (aarch64_parse_extension): Move to here.
11848 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11850 (aarch64_rewrite_selected_cpu): Update for above change.
11851 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11852 are handled, such that the single explicit value enabled by an
11853 extension is kept seperate from the implicit values it also enables.
11854 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11856 (aarch64_parse_extension): New.
11857 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11858 here to config/aarch64/aarch64-protos.h.
11859 (aarch64_parse_extension): Move from here to
11860 common/config/aarch64/aarch64-common.c.
11861 (aarch64_option_print): Update.
11862 (aarch64_declare_function_name): Likewise.
11863 (aarch64_start_file): Likewise.
11864 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11865 the canonical flag for extensions.
11866 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11869 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11871 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11874 2016-04-09 Tom de Vries <tom@codesourcery.com>
11876 PR tree-optimization/68953
11877 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11878 first to last subscript.
11880 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11882 PR tree-optimization/70586
11883 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11886 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11890 PR tree-optimization/70373
11891 PR middle-end/70533
11892 PR middle-end/70534
11893 PR middle-end/70535
11894 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11895 clauses for acc parallel reductions as necessary. Error on those
11897 * omp-low.c (scan_sharing_clauses): Don't install variables which
11898 are used in acc parallel reductions.
11899 (lower_rec_input_clauses): Remove dead code.
11900 (lower_oacc_reductions): Add support for reference reductions.
11901 (lower_reduction_clauses): Remove dead code.
11902 (lower_omp_target): Don't remap variables appearing in acc parallel
11904 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11906 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11908 PR middle-end/70593
11909 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11910 with multiple SSA_NAME defs, force the outputs other than first
11911 to be live before calling live_track_process_def on each output.
11913 PR rtl-optimization/70574
11914 * fwprop.c (forward_propagate_and_simplify): Don't add
11915 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11916 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11917 paradoxical subregs within *loc.
11919 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11921 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11922 -ftree-parallelize-loops={0,1}.
11923 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11924 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11925 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11926 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11927 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11929 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11932 * asan.c (instrument_derefs): If we get unknown location, extract it
11933 with EXPR_LOCATION.
11934 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11936 2016-04-08 Tom de Vries <tom@codesourcery.com>
11938 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11939 implicit firstprivate clause.
11941 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11944 * config/arm/thumb2.md (tst + branch-> lsls + branch
11945 peephole below *orsi_not_shiftsi_si): Require that condition
11946 register is dead after the peephole.
11947 (second peephole after the above): Likewise.
11949 2016-04-08 Alan Modra <amodra@gmail.com>
11952 * builtins.c (fold_builtin_classify): For IBM extended precision,
11953 look at just the high-order double to test for NaN.
11954 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11955 test just the high double for Inf but both doubles for subnormal
11958 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11960 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11961 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11962 node->simdclone->mask_mode != VOIDmode masks.
11963 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11964 earlier, use it instead of node->simdclone.
11965 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11966 Set clonei->mask_mode.
11968 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11971 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11972 Pass it through to cp_parser_already_scoped_statement.
11973 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11974 it through to cp_parser_statement.
11975 (cp_parser_statement): Pass IF_P through to
11976 cp_parser_iteration_statement.
11977 (cp_parser_pragma): Adjust call to
11978 cp_parser_iteration_statement.
11980 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11983 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11984 resolve a future -Wparentheses warning.
11985 * omp-low.c (scan_sharing_clauses): Likewise.
11986 * tree-parloops.c (eliminate_local_variables): Likewise.
11988 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11990 PR rtl-optimization/70398
11991 * lra-constraints.c (process_address_1): Check zero scale and code
11992 for reloading with zero scale.
11994 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11997 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11999 2016-04-06 Jakub Jelinek <jakub@redhat.com>
12001 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
12002 Add support for AVX512F clones, include them by default for
12003 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
12004 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12007 PR middle-end/70550
12008 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12009 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12010 firstprivate clauses.
12011 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12012 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12013 (lower_omp_target): Set TREE_NO_WARNING for
12014 non-addressable possibly uninitialized vars which are copied into
12015 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12017 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12019 * config/pa/predicates.md (integer_store_memory_operand): Accept
12020 REG+D operands with a large offset when reload_in_progress is true.
12021 (floating_point_store_memory_operand): Likewise.
12023 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12026 * match.pd (nested int casts): Limit to GIMPLE.
12028 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12031 * ipa-devirt.c (maybe_record_node): Fix comment; use
12032 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12034 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12036 PR rtl-optimization/70542
12037 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12038 if there are any uses other than insn or debug insns.
12040 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12041 Jakub Jelinek <jakub@redhat.com>
12043 PR tree-optimization/70509
12044 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12045 Shift HOST_WIDE_INT_1U instead of 1.
12047 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12049 PR tree-optimization/70509
12050 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12051 of the vector base type for index.
12053 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12056 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12058 2016-04-05 Richard Biener <rguenther@suse.de>
12060 PR tree-optimization/70526
12061 * tree-sra.c (build_ref_for_offset): Use prev_base to
12062 extract the alias pointer type.
12064 2016-04-05 Richard Biener <rguenther@suse.de>
12066 * dse.c (struct store_info): Remove alias_set member.
12067 (struct read_info_type): Likewise.
12068 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12069 spill_deleted, clear_alias_set_lookup): Remove.
12070 (get_group_info): Remove dead base == NULL_RTX case.
12071 (dse_step0): Remove initialization of removed variables.
12072 (delete_dead_store_insn): Reomve alias set dumping.
12073 (free_read_records): Remove alias_set handling.
12074 (canon_address): Remove alias_set_out parameter.
12075 (record_store): Remove spill_alias_set, it's always zero.
12076 (check_mem_read_rtx): Likewise.
12077 (dse_step2): Rename from ...
12078 (dse_step2_nospill): ... this. Adjust.
12079 (scan_stores): Rename from ...
12080 (scan_stores_nospill): ... this.
12081 (scan_reads): Rename from ...
12082 (scan_reads_nospill): ... this.
12083 (scan_stores_spill, scan_reads_spill): Remove.
12084 (dse_step3_scan): Remove for_spills argument which is always false.
12085 (dse_step3): Likewise.
12086 (dse_step5): Rename from ...
12087 (dse_step5_nospill): ... this. Remove alias_set handling.
12088 (rest_of_handle_dse): Adjust.
12090 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12093 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12094 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12095 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12096 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
12098 2016-04-05 Richard Biener <rguenther@suse.de>
12100 PR middle-end/70499
12101 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
12102 non-register type temporaries into SSA.
12104 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
12107 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
12108 calls when sanitizing.
12109 (possible_polymorphic_call_target_p): Fix formatting.
12111 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12112 Jakub Jelinek <jakub@redhat.com>
12114 PR middle-end/70457
12115 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
12116 to ensure a call statement is compatible with a built-in's
12118 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
12121 2016-04-04 Richard Biener <rguenther@suse.de>
12123 PR rtl-optimization/70484
12124 * rtl.h (canon_output_dependence): Declare.
12125 * alias.c (canon_output_dependence): New function.
12126 * dse.c (record_store): Use canon_output_dependence rather
12127 than canon_true_dependence.
12129 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12132 * cgraph.h (symtab_node::copy_visibility_from): New function.
12133 * symtab.c (symtab_node::copy_visibility_from): New function.
12134 * ipa-visibility.c (optimize_weakref): New function.
12135 (function_and_variable_visibility): Use it.
12137 2016-04-04 Martin Liska <mliska@suse.cz>
12140 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
12141 value that is really in range handled by SBR instruction.
12142 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
12143 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
12144 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
12146 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
12150 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
12151 set, but not for SP_REG operands.
12153 2016-04-02 Martin Sebor <msebor@redhat.com>
12156 * fold-const.c (maybe_nonzero_address): New function.
12157 (fold_comparison): Call it. Fold equality and relational
12158 expressions involving null pointers.
12159 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
12161 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
12163 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
12164 the "Y" constraint (scalar FP 0.0 immediate).
12166 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
12167 Add the "const_double" to the list of operand constraints.
12169 2016-04-01 Jakub Jelinek <jakub@redhat.com>
12171 PR rtl-optimization/70467
12172 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
12173 If low word of the last operand is 0, just emit addition/subtraction
12176 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12179 * config/s390/s390.c (s390_expand_insv): Check for everything
12180 constant instead of just VOIDmode stuff.
12182 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12185 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
12187 2016-04-01 Nathan Sidwell <nathan@acm.org>
12189 * tree.def (TRY_CATCH_EXPR): Correct documentation.
12191 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
12193 PR rtl-optimization/70461
12194 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
12197 2016-03-31 Martin Liska <mliska@suse.cz>
12200 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
12201 a tree value or an immediate integer value to a buffer
12202 that is eventually copied to a BRIG section.
12203 (emit_immediate_operand): Call the function here.
12204 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
12205 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
12206 of class' fields that are removed.
12207 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
12208 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
12209 m_brig_repr_size fields.
12211 2016-03-31 Martin Liska <mliska@suse.cz>
12214 * hsa-gen.c (hsa_function_representation::update_dominance): New
12216 (convert_addr_to_flat_segment): Likewise.
12217 (gen_hsa_memory_set): New alignment argument.
12218 (gen_hsa_ctor_assignment): Likewise.
12219 (gen_hsa_insns_for_single_assignment): Provide alignment
12220 to gen_hsa_ctor_assignment.
12221 (gen_hsa_insns_for_direct_call): Add new argument.
12222 (expand_lhs_of_string_op): New function.
12223 (expand_string_operation_builtin): Likewise.
12224 (expand_memory_copy): New function.
12225 (expand_memory_set): New function.
12226 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
12227 (convert_switch_statements): Change signature.
12228 (generate_hsa): Use a return value of the function.
12229 (pass_gen_hsail::execute): Do not call
12230 convert_switch_statements here.
12231 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
12232 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
12233 (hsa_function_representation::update_dominance): New function.
12235 2016-03-31 Martin Liska <mliska@suse.cz>
12238 * hsa-brig.c (emit_directive_variable): Emit alignment
12239 according to hsa_symbol::m_align.
12240 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
12241 (dump_hsa_symbol): Dump alignment of HSA symbols.
12242 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
12243 (gen_hsa_addr_with_align): New function.
12244 (hsa_bitmemref_alignment): Use newly added function.
12245 (gen_hsa_insns_for_load): Likewise.
12246 (gen_hsa_insns_for_store): Likewise.
12247 (gen_hsa_memory_copy): New argument added.
12248 (gen_hsa_insns_for_single_assignment): Respect
12249 alignment for assignments processed via gen_hsa_memory_copy.
12250 (gen_hsa_insns_for_direct_call): Likewise.
12251 (gen_hsa_insns_for_return): Likewise.
12252 (gen_function_def_parameters): Set default alignment.
12253 * hsa.c (hsa_object_alignment): New function.
12254 (hsa_byte_alignment): Pasted function.
12255 * hsa.h (hsa_symbol::m_align): New field.
12257 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12259 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
12260 scratch field for goto case.
12262 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
12264 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
12266 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
12269 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
12270 (scalar_chain::convert_insn): Call convert_op for reg
12271 moves to handle undefined registers.
12273 2016-03-31 Nathan Sidwell <nathan@acm.org>
12276 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
12277 Assert we don't want to move backwards.
12279 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
12282 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
12284 2016-03-31 Jakub Jelinek <jakub@redhat.com>
12286 PR rtl-optimization/70460
12287 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
12288 with operand from REG_LABEL_OPERAND, instead substitute
12289 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
12290 Don't do anything for REG_NON_LOCAL_GOTO jumps.
12292 2016-03-31 Martin Liska <mliska@suse.cz>
12294 * passes.c (execute_one_pass): Do not call
12295 todo_after for a discarded function.
12297 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12299 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
12300 (no_cost, infinite_cost): Initialize the new field.
12301 (get_computation_cost_at): Record setup cost.
12302 (determine_use_iv_cost_address): Skip cost computation for sub
12303 uses if we can estimate it without losing accuracy.
12305 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12307 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12309 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12310 max_loop_iterations_int.
12311 (tree_unswitch_outer_loop): Likewise.
12312 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12313 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12315 2016-03-30 Richard Biener <rguenther@suse.de>
12317 PR middle-end/70450
12318 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
12320 2016-03-30 Jakub Jelinek <jakub@redhat.com>
12323 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
12324 in gen_blendm expander.
12326 2016-03-30 Nick Clifton <nickc@redhat.com>
12329 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
12330 case where we are already provided with an SImode SUBREG.
12332 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
12335 * config/i386/i386.c (ix86_expand_epilogue): Properly check
12336 conflict between DRAP register and __builtin_eh_return.
12338 2016-03-30 Michael Matz <matz@suse.de>
12339 Richard Biener <rguenther@suse.de>
12342 * ipa-polymorphic-call.c (struct type_change_info): Change
12343 speculative to an unsigned allowing to limit the work we do.
12344 (csftc_abort_walking_p): New inline function..
12345 (check_stmt_for_type_change): Limit the number of may-defs
12346 skipped for speculative devirtualization to
12347 max-speculative-devirt-maydefs.
12348 * params.def (max-speculative-devirt-maydefs): New param.
12349 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
12351 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
12354 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
12357 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
12359 PR tree-optimization/59124
12360 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
12361 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
12363 2016-03-29 Jeff Law <law@redhat.com>
12365 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
12367 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12369 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
12372 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
12374 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
12375 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
12376 gcrt0.o if linking dynamically.
12378 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12381 * ipa-devirt.c (methods_equal_p): New function.
12382 (compare_virtual_tables): Use it.
12383 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
12384 * cgraphclones.c (clone_function_name_1): Use
12385 symbol_table::symbol_suffix_separator.
12386 * coverage.c (build_var): Likewise.
12387 * symtab.c (symbol_table::symbol_suffix_separator): New.
12389 2016-03-29 Jakub Jelinek <jakub@redhat.com>
12391 PR rtl-optimization/70429
12392 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
12393 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
12394 mode != result_mode.
12397 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
12399 PR tree-optimization/70405
12400 * ssa-iterators.h (num_imm_uses): Add missing braces.
12402 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
12404 PR rtl-optimization/68695
12405 * ira-color.c (allocno_copy_cost_saving): New.
12406 (improve_allocation): Use it.
12408 2016-03-29 Richard Henderson <rth@redhat.com>
12410 PR middle-end/70355
12411 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
12413 2016-03-29 Richard Biener <rguenther@suse.de>
12415 PR middle-end/70424
12416 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
12417 use alignment returned by get_pointer_alignment_1 if it is
12418 bigger than BITS_PER_UNIT.
12419 * builtins.c (get_pointer_alignment_1): Do not return true
12420 for alignment extracted from SSA info.
12422 2016-03-28 James Bowman <james.bowman@ftdichip.com>
12424 * config/ft32/ft32.opt (mnodiv): New.
12425 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
12426 * doc/invoke.texi (FT32 Options -mnodiv): New.
12428 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
12431 * config/i386/i386.md (define_split, andn): Fix modes.
12433 2016-03-26 Richard Biener <rguenther@suse.de>
12434 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12437 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
12439 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
12440 as 2nd argument to cl_optimization_restore().
12442 2016-03-25 Richard Henderson <rth@redhat.com>
12445 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
12446 * config/aarch64/aarch64-protos.h: Declare it.
12447 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
12449 2016-03-25 Alan Modra <amodra@gmail.com>
12452 * config/rs6000/constraints.md (j): Simplify.
12453 * config/rs6000/predicates.md (easy_fp_constant): Exclude
12455 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
12456 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
12457 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
12458 in all constraint alternatives.
12459 (movtd_64bit_nodm): Delete "j" constraint alternative.
12461 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12463 * tree-ssa-propagate.c: Enhance docs for
12464 SSA_PROP_NOT_INTERESTING.
12466 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12468 * doc/extend.texi: Fix typo in documentation to pure attribute.
12470 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
12473 * config/pa/pa.md (bswapdi2): Use a scratch register.
12475 2016-03-24 Richard Henderson <rth@redhat.com>
12477 PR middle-end/69845
12478 * fold-const.c (extract_muldiv_1): Correct test for multiplication
12481 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
12484 using ix86_expand_binary_operator instead of gen_andsi3.
12486 2016-03-24 Richard Biener <rguenther@suse.de>
12488 PR tree-optimization/70396
12489 * tree-vect-stmts.c (vectorizable_comparison): Use
12490 get_vectype_for_scalar_type.
12492 2016-03-24 Richard Biener <rguenther@suse.de>
12494 PR middle-end/70370
12495 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12496 with register bases.
12498 2016-03-24 Richard Biener <rguenther@suse.de>
12500 PR tree-optimization/70372
12501 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12502 build_all_ones_cst to also handle vector types correctly.
12504 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12507 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12510 2016-03-23 Marek Polacek <polacek@redhat.com>
12513 * doc/invoke.texi: Document -Wignored-attributes.
12515 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12517 PR tree-optimization/69042
12518 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12519 parameter from 30 to 40.
12521 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12523 PR tree-optimization/69042
12524 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12525 for use with constant offset stripped in base.
12527 2016-03-23 Richard Biener <rguenther@suse.de>
12529 PR middle-end/70251
12530 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12531 mode compatibility check.
12532 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12534 2016-03-23 Jeff Law <law@redhat.com>
12536 PR tree-optimization/64058
12537 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12539 (struct ssa_conflicts): Move up earlier in the file.
12540 (conflicts_, var_map_): New static variables.
12541 (initialize_conflict_count): New function to initialize the
12542 CONFLICT_COUNT field for each conflict pair.
12543 (compare_pairs): Lazily initialize the conflict count and use it
12544 as the first tie-breaker.
12545 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12546 and wipe conflicts_ and map_ around the call to qsort. Remove
12547 special case for 2 coalesce pairs.
12548 * bitmap.c (bitmap_count_unique_bits): New function.
12549 (bitmap_count_bits_in_word): New function, extracted from
12551 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12552 * bitmap.h (bitmap_count_unique_bits): Declare it.
12554 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12557 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12558 transparent alias chain for decl assembler name.
12559 * config/sol2.c (solaris_assemble_visibility): Likewise.
12561 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12563 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12565 (v10_fdivs): Likewise.
12566 (v10_fdivd): Likewise.
12568 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12571 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12572 to not call fclose twice on file.
12574 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12576 PR tree-optimization/70354
12577 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12578 oprnd0 is wider than oprnd1 and there is a cast from the wider
12579 type to oprnd1, mask it with the mask of the narrower type.
12582 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12583 Optimize TARGET_STV splitters, if high or low word of last argument
12586 2016-03-22 Jeff Law <law@redhat.com>
12589 tree-ssa-threadbackward.c
12590 (fsm_find_control_statement_thread_paths): Correctly distinguish
12591 between old style jump threads vs FSM jump threads.
12593 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12596 * config/i386/i386.c (scalar_chain::convert_op): Support
12597 uninitialized register usage case.
12599 2016-03-22 Richard Biener <rguenther@suse.de>
12601 PR middle-end/70251
12602 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12604 (capture::gen_transform): ... to change behavior when substituting
12605 a condition into cond or not-cond expr context.
12606 (dt_simplify::gen_1): Adjust.
12607 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12608 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12609 last change and instead change to
12610 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12611 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12613 2016-03-22 Anthony Green <green@moxielogic.com>
12615 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12616 issue for moxiebox targets.
12617 (CC1PLUS_SPEC): Ditto.
12619 2016-03-22 Richard Biener <rguenther@suse.de>
12621 PR middle-end/70333
12622 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12625 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12627 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12629 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12632 * config/i386/i386.c (def_builtin): Handle
12633 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12635 (const struct builtin_description bdesc_special_args[]):
12636 Remove duplicate ISA bits.
12638 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12641 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12642 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12643 in a way that works also for AVX512BW.
12646 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12647 instead of source if operands[1] is xmm16 and above and
12648 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12649 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12652 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12653 on assign if (*from_p) is a comparison, set it to
12654 TREE_NO_WARNING (*from_p).
12656 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12658 PR middle-end/70326
12659 * lra.c (restore_scratches): Ignore deleted insns.
12661 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12662 Jakub Jelinek <jakub@redhat.com>
12664 PR tree-optimization/70317
12665 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12668 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12671 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12672 of ix86_expand_move.
12674 (movti): Use general_operand for operand 1 predicate.
12676 2016-03-21 Martin Liska <mliska@suse.cz>
12678 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12680 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12682 2016-03-21 Martin Liska <mliska@suse.cz>
12685 * ipa-icf.c (sem_function::parse): Skip static
12686 constructors and destructors.
12688 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12691 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12692 function-like macro, peek following token(s) if it is followed
12693 by CPP_OPEN_PAREN token with optional padding in between, and
12694 if not, don't treat it like a macro.
12696 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12697 Alexander Monakov <amonakov@ispras.ru>
12699 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12700 for the stabs debug format.
12702 2016-03-21 Richard Biener <rguenther@suse.de>
12704 PR tree-optimization/70310
12705 * tree-vect-generic.c (expand_vector_condition): Fold the built
12708 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12711 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12712 Block third alternative for AVX-512VL target,
12714 2016-03-21 Martin Liska <mliska@suse.cz>
12717 * hsa-brig.c (emit_function_directives): Mark unemitted
12718 global variables for emission.
12719 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12720 (get_symbol_for_decl): Likewise.
12721 * hsa.h (struct hsa_symbol): New flag.
12723 2016-03-21 Richard Biener <rguenther@suse.de>
12725 PR tree-optimization/70288
12726 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12727 we do not estimate unsimplified all-constant conditionals or
12728 switches as optimized away.
12730 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12732 PR rtl-optimization/69102
12733 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12734 when we have a readonly dependency context.
12736 2016-03-18 Jeff Law <law@redhat.com>
12738 PR rtl-optimization/70263
12739 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12740 (update_equiv_regs): When trying to move a store to after the insn
12741 that sets the source of the store, make sure the store occurs after
12742 the insn that sets the source of the store. When successful note
12743 the REG_EQUIV note created in the dump file.
12745 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12746 Bernd Schmidt <bschmidt@redhat.com>
12748 * doc/extend.texi: Document more potential problems with basic asms.
12750 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12752 PR rtl-optimization/70278
12753 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12756 2016-03-18 Jason Merrill <jason@redhat.com>
12758 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12760 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12762 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12763 values to 128b regs.
12765 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12767 PR tree-optimization/70252
12768 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12769 boolean vector has a proper number of elements.
12770 (supportable_narrowing_operation): Likewise.
12772 2016-03-18 Tom de Vries <tom@codesourcery.com>
12775 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12777 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12779 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12780 instead of replace_rtx for DEBUG_INSNs.
12782 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12784 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12785 load type reservations.
12787 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12790 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12791 define_constraint for "Q" and "T" constraints.
12793 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12795 Tweak the pipeline model for Exynos M1
12797 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12800 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12803 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12804 where one or both locations aren't within a line_map.
12806 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12809 * opts.c (finish_options): Don't set flag_pie to the default if
12810 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12813 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12815 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12816 true as ALL_REGS argument to replace_rtx.
12818 2016-03-17 Richard Biener <rguenther@suse.de>
12821 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12824 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12827 * rtl.h (replace_rtx): Add ALL_REGS argument.
12828 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12829 equality and assert mode is the same, instead of just rtx pointer
12831 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12832 true as ALL_REGS argument to replace_rtx.
12834 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12836 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12837 for boolean vector with vector mode only.
12838 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12840 2016-03-17 Nick Clifton <nickc@redhat.com>
12843 * config/rx/rx.c (rx_print_integer): Print negative constants in
12846 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12849 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12851 2016-03-16 Richard Henderson <rth@redhat.com>
12852 Richard Biener <rguenth@suse.de>
12854 PR middle-end/70240
12855 PR middle-end/68215
12857 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12858 first operand as is_gimple_condexpr.
12860 PR middle-end/70240
12861 PR middle-end/68215
12863 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12864 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12865 Do not gimplify the result.
12866 (do_unop): Adjust call to tree_vec_extract.
12867 (do_binop): Likewise.
12868 (do_compare): Likewise.
12869 (do_plus_minus): Likewise.
12870 (do_negate): Likewise.
12871 (expand_vector_condition): Likewise.
12872 (do_cond): Likewise.
12874 2016-03-16 Richard Henderson <rth@redhat.com>
12877 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12878 (aarch64_classify_address): Use it.
12879 (aarch64_legitimize_address): Force all subexpressions of PLUS
12880 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12882 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12883 Richard Biener <rguenth@suse.de>
12886 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12887 return to even if only REGNO is equal, and assert
12890 2016-03-11 Jeff Law <law@redhat.com>
12892 PR rtl-optimization/70224
12893 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12895 2016-03-16 Richard Henderson <rth@redhat.com>
12897 PR middle-end/70199
12898 * function.h (struct function): Add has_forced_label_in_static.
12899 * gimplify.c (force_labels_r): Set it.
12900 * lto-streamer-in.c (input_struct_function_base): Read it.
12901 * lto-streamer-out.c (output_struct_function_base): Write it.
12902 * tree-inline.c (has_label_address_in_static_1): Remove.
12903 (copy_forbidden): Remove fndecl parameter; test
12904 has_forced_label_in_static.
12905 (inline_forbidden_p): Update call to copy_forbidden.
12906 (tree_versionable_function_p): Likewise.
12907 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12908 (chkp_versioning): Likewise.
12909 * tree-inline.h (copy_forbidden): Update decl.
12911 2016-03-16 Marek Polacek <polacek@redhat.com>
12914 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12915 function being thunked if the result type doesn't have fixed size.
12916 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12917 doesn't have fixed size.
12919 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12921 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12922 reporting malformed loop nest.
12924 2016-03-16 Tom de Vries <tom@codesourcery.com>
12927 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12928 nodes.length () == 1 test to before first nodes[0] access.
12930 2016-03-16 Tom de Vries <tom@codesourcery.com>
12932 PR tree-optimization/68715
12933 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12934 single_pred_p test.
12936 2016-03-16 Tom de Vries <tom@codesourcery.com>
12938 PR tree-optimization/68809
12939 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12942 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12943 Sandra Loosemore <sandra@codesourcery.com>
12945 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12946 on leaf attribute. Mention ELF interposition problems.
12948 2016-03-16 Alan Modra <amodra@gmail.com>
12950 PR rtl-optimization/69195
12951 PR rtl-optimization/47992
12952 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12955 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12958 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12960 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12962 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12964 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12966 PR rtl-optimization/70222
12967 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12968 optimization if mode is different from result_mode, queue up masking
12969 of the result in outer_op. Formatting fix.
12971 PR middle-end/70239
12972 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12975 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12977 PR rtl-optimization/69032
12978 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12979 looping backwards over basic block insns.
12981 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12984 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12985 to non-speculative when propagating trap bits.
12987 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12989 PR rtl-optimization/63384
12990 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12991 DEBUG_INSN_P insns.
12993 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12996 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12997 factored out from ...
12998 (sched_analyze_insn): ... here.
12999 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
13000 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
13001 get_implicit_reg_pending_clobbers in it.
13002 (setup_id_reg_sets): Use setup_id_implicit_regs.
13003 (deps_init_id): Ditto.
13005 2016-03-15 Tom de Vries <tom@codesourcery.com>
13008 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13010 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13011 execute_function_dump.
13012 (execute_one_pass): Don't dump function if it will be dumped after ipa
13015 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13017 * genrecog.c (match_pattern_2): If pred is NULL don't call
13018 safe_predicate_mode on it.
13020 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13022 PR middle-end/70219
13023 * lra-constraints.c (delete_move_and_clobber): Change assertion
13024 to also allow dregno == 0.
13026 2016-03-14 Richard Henderson <rth@redhat.com>
13029 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13030 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13031 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13032 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13035 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13038 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13040 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13042 * lra-constraints.c (split_reg): For hard regs, try to find the
13043 biggest single-register mode used in the function.
13045 2016-03-14 Richard Biener <rguenther@suse.de>
13047 PR tree-optimization/56365
13048 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13049 constants to compare against.
13051 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13054 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13055 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13056 (define_split for the GPR case): Use int_reg_operand instead of
13057 gpc_reg_operand for the output.
13059 2016-03-14 Tom de Vries <tom@codesourcery.com>
13061 PR tree-optimization/70045
13062 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13063 create_empty_if_region_on_edge argument.
13065 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13067 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13068 (STACK_CHECK_PROTECT): Likewise.
13069 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13070 (STACK_CHECK_PROTECT): Likewise.
13071 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13072 (STACK_CHECK_PROTECT): Likewise.
13073 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13074 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13075 (STACK_CHECK_PROTECT): Likewise.
13077 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13079 PR rtl-optimization/69307
13080 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13081 registers in modes that span more than one register.
13083 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13086 * lra-constraints.c (delete_move_and_clobber): New.
13087 (remove_inheritance_pseudos): Use it.
13089 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13092 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13093 the libcall is LCT_THROW.
13094 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13095 for the checking routine.
13097 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13100 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
13101 optimization if we have direct move.
13102 (roundu32<mode>2_fprs): Likewise.
13104 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
13107 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
13109 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
13110 Arguments swapped. All callers changed. Take reg_renumber into
13111 account, and Calculate and compare register ranges for hard regs.
13113 2016-03-11 Jeff Law <law@redhat.com>
13115 PR tree-optimization/70190
13116 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13117 Handle cases where we can not extract the taken edge, even though we
13118 found a constant value.
13120 PR tree-optimization/64058
13121 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
13122 (num_coalesce_pairs): Move up earlier in file.
13123 (find_coalesce_pair): Initialize the INDEX field for each pair
13125 (compare_pairs): No longer sort on the elements in each pair.
13126 Instead break ties with the index of the coalesce pair.
13128 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13131 * config/aarch64/aarch64-protos.h
13132 (aarch64_save_restore_target_globals): New prototype.
13133 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
13134 Call the above when popping pragma.
13135 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
13137 (aarch64_set_current_function): Rewrite using the above.
13139 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13141 PR tree-optimization/70177
13142 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
13143 (extract_ops_from_tree): ... this. In the 2 argument
13144 overload remove _1 suffix.
13145 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
13146 (extract_ops_from_tree): ... this.
13147 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
13149 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13150 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
13151 extract_ops_from_tree instead of 2 operand one.
13153 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
13155 PR tree-optimization/70013
13156 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
13157 for constant-pool entries.
13159 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13161 PR rtl-optimization/70174
13162 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
13163 followed by gen_lowpart on force_reg instead of just gen_lowpart.
13165 PR tree-optimization/70169
13166 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
13167 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
13170 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13171 Jakub Jelinek <jakub@redhat.com>
13174 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13175 of uninitialized values.
13177 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13179 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
13181 ("*trunctddd2"): New pattern definition.
13182 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
13185 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13187 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
13188 definitions for BFP and DFP rounding modes.
13189 ("fixuns_truncdddi2", "fixuns_trunctddi2")
13190 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
13191 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
13192 ("fix_trunctf<mode>2"): Use the new constants instead of magic
13195 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13197 * config/s390/constraints.md: Adjust comment.
13198 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
13199 s390_decompose_addrstyle_without_index.
13200 * config/s390/predicates.md (shift_count_or_setmem_operand):
13201 Rename to setmem_operand.
13202 * config/s390/s390-protos.h
13203 (s390_decompose_shift_count): Rename to
13204 s390_decompose_addrstyle_without_index.
13205 * config/s390/s390.c (s390_decompose_shift_count)
13206 (s390_mem_constraint, print_shift_count_operand)
13207 (print_operand_address, print_operand): Rename
13208 s390_decompose_shift_count to
13209 s390_decompose_addrstyle_without_index and rename
13210 print_shift_count_operand to print_addrstyle_operand troughout the
13212 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
13213 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
13214 Rename shift_count_or_setmem_operand to setmem_operand.
13215 * config/s390/vx-builtins.md ("vec_insert<mode>")
13216 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
13219 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13222 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13223 Handle overlapping retval and newval.
13225 2016-03-10 Nick Clifton <nickc@redhat.com>
13228 * config/aarch64/aarch64.c
13229 (aarch64_override_options_after_change_1): When forcing
13230 flag_omit_frame_pointer to be true, use a special value that can
13231 be detected if this function is called again, thus preventing
13232 flag_omit_leaf_frame_pointer from being forced to be false.
13234 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13236 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
13237 Set x_flag_omit_leaf_frame_pointer when handling
13238 -momit-leaf-frame-pointer.
13240 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13243 * cgraph.c (cgraph_node::dump): Dump split_part and
13244 indirect_call_target.
13245 * cgraph.h (cgraph_node): Add indirect_call_target flag.
13246 * ipa.c (has_addr_references_p): Cleanup.
13247 (is_indirect_call_target_p): New.
13248 (walk_polymorphic_call_targets): Do not mark virtuals that may be
13249 called indirectly as local.
13250 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
13252 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13255 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13256 on cxa_pure_virtual.
13258 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13261 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
13263 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13266 * tree.c (need_assembler_name_p): Only record main variant type names.
13268 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13271 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
13272 Always define to 0 or 1.
13273 (TARGET_FIX_ERR_A53_843419): New macro.
13274 * config/aarch64/aarch64-elf-raw.h
13275 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
13276 * config/aarch64/aarch64-linux.h: Likewise.
13277 * config/aarch64/aarch64.c
13278 (aarch64_override_options_after_change_1): Do not default
13279 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
13281 (aarch64_attributes): Handle fix-cortex-a53-843419.
13282 (aarch64_can_inline_p): Likewise.
13283 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
13285 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
13286 Jakub Jelinek <jakub@redhat.com>
13288 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
13289 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
13290 DECL_COMMONS if flag_unconstrained_commons is set.
13291 * tree-dfa.c (get_ref_base_and_extent): Likewise.
13292 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
13293 (funconstrained-commons): Document.
13295 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13297 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
13298 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
13300 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
13302 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
13303 has a proper number of elements.
13305 2016-03-10 Alan Modra <amodra@gmail.com>
13307 PR rtl-optimization/69195
13308 PR rtl-optimization/47992
13309 * ira.c (recorded_label_ref): Delete.
13310 (update_equiv_regs): Return void.
13311 (indirect_jump_optimize): New function.
13312 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
13313 before regstat_compute_ri. Don't rebuild_jump_labels here.
13314 Delete update_regstat.
13316 2016-03-10 Richard Biener <rguenther@suse.de>
13318 PR tree-optimization/70128
13319 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13320 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
13322 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13324 PR tree-optimization/70152
13325 * tree-sra.c (replace_removed_params_ssa_names): Copy over
13326 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
13329 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
13330 instead of gen_sse2_loadlpd.
13331 * config/i386/sse.md (*vec_concatv2df): Rename to...
13332 (vec_concatv2df): ... this.
13334 PR tree-optimization/70127
13335 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
13337 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13341 * diagnostic-show-locus.c (compatible_locations_p): New function.
13342 (layout::layout): Sanitize ranges using compatible_locations_p.
13344 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13348 * diagnostic-show-locus.c (layout_range::layout_range): Replace
13349 location_range param with three const expanded_locations * and a
13351 (layout::layout): Replace call to
13352 rich_location::lazily_expand_location with get_expanded_location.
13353 Extract the range and perform location expansion here, passing
13354 the results to the layout_range ctor.
13355 * diagnostic.c (source_range::debug): Delete.
13356 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
13357 of rich_location::get_expanded_location.
13358 * gcc-rich-location.c (get_range_for_expr): Delete.
13359 (gcc_rich_location::add_expr): Reimplement to avoid the
13360 rich_location::add_range overload that took a location_range,
13361 passing a location_t instead.
13363 2016-03-09 Richard Biener <rguenther@suse.de>
13364 Jakub Jelinek <jakub@redhat.com>
13366 PR tree-optimization/70138
13367 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13368 Also skip vect_double_reduction_def.
13370 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13373 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
13374 if the operand is "m".
13376 2016-03-09 Nathan Sidwell <nathan@acm.org>
13378 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
13380 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13382 * config/i386/i386.c (processor_target_table): Fix cost table
13383 intialization order for znver1.
13385 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13387 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
13388 - becuase -> because.
13389 * ipa-reference.c (ignore_module_statics): Likewise.
13390 * cgraph.c (cgraph_node::get_body): Likewise.
13391 * ipa-inline.c (early_inliner): Likewise.
13392 * ipa-devirt.c (types_same_for_odr): Likewise.
13393 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
13394 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
13396 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13398 * tree-ssa-math-opts.c: Fix typo in comment.
13400 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13403 * config/i386/i386.c (scalar_chain::make_vector_copies,
13404 scalar_chain::convert_reg): Call end_sequence in between
13405 get_insns and emit_conversion_insns rather than after both
13408 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
13411 * config/i386/i386.h (machine_function): Add
13412 pc_thunk_call_expanded flag.
13413 (ix86_pc_thunk_call_expanded): New define.
13414 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
13415 (*set_got): Rename insn pattern from set_got.
13416 (*set_got_labelled): Rename inst pattern from set_got_labelled.
13417 * config/i386/i386.c (ix86_compute_frame_layout): Use
13418 ix86_pc_thunk_call_expanded to prevent red-zone.
13420 2016-03-07 Martin Jambor <mjambor@suse.cz>
13422 * hsa.h (hsa_get_ctor_statements): Declare.
13423 (hsa_get_dtor_statements): Likewise.
13424 (hsa_get_kernel_dispatch_type): Likewise.
13425 * hsa.c (hsa_get_ctor_statements): New function.
13426 (hsa_get_dtor_statements): Likewise.
13427 (hsa_get_kernel_dispatch_type): Likewise.
13428 * hsa-brig.c (hsa_cdtor_statements): Removed.
13429 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
13430 hsa_get_dtor_statements.
13431 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
13432 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
13434 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
13436 * config/arm/arm-cores.def (cortex-r8): New.
13437 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
13438 * config/arm/arm-tune.md: Likewise.
13439 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
13441 2016-03-07 Martin Sebor <msebor@redhat.com>
13443 PR rtl-optimization/19705
13444 * doc/invoke.texi (Options That Control Optimization): Clarify
13445 -fno-branch-count-reg.
13447 2016-02-26 Richard Biener <rguenther@suse.de>
13448 Jeff Law <law@redhat.com>
13450 PR tree-optimization/69740
13451 * cfghooks.c (remove_edge): Request loop fixups if we delete
13452 an edge that might turn an irreducible loop into a natural
13454 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
13455 Move after definition of loops_state_clear.
13457 2016-03-07 Bin Cheng <bin.cheng@arm.com>
13459 PR rtl-optimization/69052
13460 * rtlanal.c (commutative_operand_precedence): Set higher precedence
13463 2016-03-07 Tom de Vries <tom@codesourcery.com>
13465 PR tree-optimization/70116
13466 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
13467 is_tm_ending stmts and ubsan/asan internal functions.
13468 (find_duplicate): Use it. Don't test is_tm_ending here.
13470 2016-03-07 Richard Biener <rguenther@suse.de>
13472 PR tree-optimization/70115
13473 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
13474 (propagate_constants_for_unrolling): Use replace_uses_by.
13476 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
13478 PR middle-end/69916
13479 * omp-low.c (struct oacc_loop): Add ifns.
13480 (new_oacc_loop_raw): Initialize it.
13481 (finish_oacc_loop): Clear mask & flags if no ifns.
13482 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
13483 (oacc_loop_xform_loop): Add ifns arg & adjust.
13484 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
13486 2016-03-07 Richard Henderson <rth@redhat.com>
13489 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
13490 (insert_value_copy_on_edge): Likewise.
13492 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13494 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13496 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13499 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13501 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13503 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13505 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13507 Fix sseimul type attribute.
13508 * config/i386/znver1.md
13509 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13510 znver1_sseimul_avx256_load) : Fix the type attribute.
13511 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13512 pipe usage and latency.
13514 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13517 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13518 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13521 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13524 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13526 PR rtl-optimization/69941
13527 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13528 the reg share its mode.
13530 2016-03-04 Jeff Law <law@redhat.com>
13532 PR tree-optimization/69196
13533 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13534 If the both SSA_NAMEs are anonymous, then consider them unassociated
13535 and include the PHI in the statement count.
13537 2016-03-05 Tom de Vries <tom@codesourcery.com>
13539 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13540 construct in oacc routine. Check for oacc region in oacc routine.
13542 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13545 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13546 2016-02-22 changes, instead don't recurse if RECUR is already true.
13547 Don't change *dynamic_check if RECUR. Adjust recursive caller
13548 to pass true to the new argument.
13549 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13552 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13553 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13555 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13557 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13559 PR rtl-optimization/57676
13560 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13561 with flag_checking.
13563 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13565 * tree-vect-patterns.c (search_type_for_mask): Handle
13566 comparison of booleans.
13568 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13570 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13574 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13575 all other ops that have dw_val_class_die_ref operands,
13576 and DW_OP_GNU_entry_value.
13578 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13580 PR rtl-optimization/69904
13581 * config/arm/arm.c (arm_cannot_copy_insn_p):
13582 Return true for load-exclusive instructions.
13584 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13587 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13588 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13589 the pattern no matter if it is used just by non-pattern, pattern
13591 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13592 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13593 oprnd1 def_stmt is in pattern, don't look through it.
13595 2016-03-03 Marek Polacek <polacek@redhat.com>
13597 PR middle-end/70050
13598 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13600 2016-03-03 Martin Liska <mliska@suse.cz>
13602 PR tree-optimization/70043
13603 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13604 previous statement if we see a debug statement.
13606 2016-03-03 Richard Biener <rguenther@suse.de>
13608 PR tree-optimization/55936
13609 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13610 parameter and guard unsafe equivalence use.
13611 (vrp_evaluate_conditional_warnv_with_ops): Always use
13612 safe equivalences but not via the quadratic compare_names
13615 2016-03-03 Michael Collison <michael.collison@linaro.org>
13618 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13619 for operand 1 to s_register_operand. Change predicate for operand
13620 2 to arm_not_immediate_operand.
13622 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13624 * doc/tm.texi: Regenerated.
13626 2016-03-02 Richard Henderson <rth@redhat.com>
13629 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13630 simplification when all args are positive non-fixed registers.
13632 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13634 * target.def (lra_p): Specify that new ports should use LRA.
13636 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13639 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13640 gimplify_type_sizes the type they refer to.
13641 (omp_notice_variable): Handle reference vars to VLAs.
13642 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13643 reference to VLA decls in the second pass instead of first pass.
13645 2016-03-02 Tom de Vries <tom@codesourcery.com>
13647 PR tree-optimization/68659
13648 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13649 new_expr == NULL_TREE.
13650 (get_new_name): Handle ADDR_EXPR.
13652 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13654 PR rtl-optimization/69052
13655 * loop-invariant.c (canonicalize_address): New function.
13656 (inv_can_prop_to_addr_use): Check validity of address expression
13657 which is canonicalized by above function.
13659 2016-03-02 Alan Modra <amodra@gmail.com>
13662 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13665 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13668 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13669 (*movhi_internal): Put mask moves from and to memory separately
13670 from moves from/to GPRs.
13672 2016-03-02 Richard Biener <rguenther@suse.de>
13674 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13675 GENERIC expressions in GIMPLE.
13677 2016-03-02 Richard Biener <rguenther@suse.de>
13679 * config/i386/i386.c (type_natural_mode): Fix typo.
13681 2016-03-02 Nick Clifton <nickc@redhat.com>
13683 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13685 2016-03-02 Richard Biener <rguenther@suse.de>
13686 Uros Bizjak <ubizjak@gmail.com>
13689 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13691 2016-03-02 Richard Biener <rguenther@suse.de>
13693 PR middle-end/67278
13694 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13696 2016-03-02 Marek Polacek <polacek@redhat.com>
13699 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13700 "is promoted to" warning.
13702 2016-03-01 DJ Delorie <dj@redhat.com>
13704 * config.gcc: Deprecate mep-*.
13706 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13708 PR middle-end/70025
13709 * lra-constraints.c (regno_val_use_in): New.
13710 (match_reload): Use it instead of regno_use_in.
13712 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13714 PR rtl-optimization/70007
13715 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13716 references present in REG_EQUAL notes attached to non-SET patterns.
13718 2016-03-01 Jeff Law <law@redhat.com>
13720 PR tree-optimization/69196
13721 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13722 Appropriately clamp the number of statements to copy when the
13723 thread path does not traverse a loop backedge.
13725 PR tree-optimization/69196
13726 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13727 Do count some PHIs in the thread path against the insn count. Decrease
13728 final statement count by one as the control statement in the last
13729 block will get removed. Remove special cased code for handling PHIs
13732 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13735 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13736 asm dialect alternatives to explicit GOTPCREL calls.
13738 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13741 * ira.c (do_reload): Issue warning for generic stack checking here...
13742 * reload1.c (reload): ...instead of here and streamline it.
13744 2016-03-01 Nick Clifton <nickc@redhat.com>
13746 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13748 2016-03-01 Richard Biener <rguenther@suse.de>
13750 PR tree-optimization/69983
13751 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13752 types and fall back to operand_equal_p.
13754 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13757 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13759 * config/s390/constraints.md ("jm8"): New constraint.
13760 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13762 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13764 ("*setmem_long<setmem_and>"): New pattern.
13765 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13767 ("*setmem_long_31z<setmem_and>"): New pattern.
13768 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13769 New substitution rules with the required attributes.
13772 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13775 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13777 * gensupport.c (process_substs_on_one_elem): Split loop to
13778 complete mark_operands_used_in_match_dup on all expressions in the
13780 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13781 and remove function.
13783 2016-03-01 Richard Biener <rguenther@suse.de>
13785 PR middle-end/70022
13786 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13787 vector BIT_FIELD_REF extract.
13789 2016-03-01 Richard Biener <rguenther@suse.de>
13791 PR tree-optimization/69994
13792 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13794 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13796 PR tree-optimization/69956
13797 * tree-vect-stmts.c (supportable_widening_operation): Support
13798 multi-step conversion of boolean vectors.
13799 (supportable_narrowing_operation): Likewise.
13801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13803 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13806 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13808 * config/s390/subst.md (DSI_VI): New mode iterator.
13809 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13810 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13811 the insn definition.
13812 ("*vec_set<mode>"): Change predicate and add alternative to
13813 support only either register or const_int operands as element
13815 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13817 ("vec_extract<mode>"): New expander.
13818 ("*vec_extract<mode>"): New insn definition supporting reg and
13819 const_int element selectors.
13820 ("*vec_extract<mode>_plus"): New insn definition supporting
13821 reg+const_int element selectors.
13822 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13823 following expander+insn definition.
13824 ("<vec_shifts_name><mode>3"): New expander.
13825 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13827 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13829 * config/s390/s390.md ("*tabort_1"): Change predicate to
13830 nonmemory_operand. Add a second alternative to cover
13831 register as well as const int operands.
13832 ("*tabort_1_plus"): New pattern definition.
13834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13836 * config/s390/s390.md ("*ashrdi3_cc_31")
13837 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13838 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13839 Merge insn definitions into ...
13840 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13841 New pattern definition.
13842 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13843 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13844 ("*ashr<mode>3_and"): Merge insn definitions into ...
13845 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13846 New pattern definition.
13847 * config/s390/subst.md ("addr_style_op_cc_subst")
13848 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13849 substitutions patterns plus attributes.
13850 Add ashiftrt to SUBST iterator.
13852 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13854 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13855 op2 to nonmemory_operand.
13856 ("*<shift>di3_31", "*<shift>di3_31_and"):
13857 Merge into single pattern definition ...
13858 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13859 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13860 pattern definition ...
13861 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13862 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13865 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13867 * config/s390/predicates.md (const_int_6bitset_operand): New
13869 * config/s390/s390.md: Include subst.md.
13870 ("rotl<mode>3"): New expander.
13871 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13873 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13874 * config/s390/subst.md: New file.
13876 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13878 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13879 Remove RRR type. It doesn't really exist.
13880 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13882 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13883 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13884 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13885 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13886 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13887 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13888 `enabled' attribute.
13890 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13892 * gensupport.c (process_substs_on_one_elem): Split loop to
13893 complete mark_operands_used_in_match_dup on all expressions in the
13895 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13896 and remove function.
13898 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13901 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13902 (CEIL_NWORDS): ...this. Use CEIL macro.
13903 (compute_fp_layout): Adjust to above renaming.
13904 (function_arg_union_value): Likewise.
13905 (sparc_arg_partial_bytes): Likewise.
13906 (sparc_function_arg_advance): Likewise.
13908 2016-02-29 Jeff Law <law@redhat.com>
13910 PR tree-optimization/70005
13911 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13912 where an object with a boolean range is compared against a value
13915 PR tree-optimization/69999
13916 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13917 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13920 2016-02-29 Richard Biener <rguenther@suse.de>
13922 PR tree-optimization/69994
13923 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13924 (get_unary_op): Look through nop conversions.
13925 (ops_equal_values_p): New function, look for equality diregarding
13927 (eliminate_plus_minus_pair): Use ops_equal_values_p
13928 (repropagate_negates): Do not use get_unary_op here.
13930 2016-02-29 Martin Liska <mliska@suse.cz>
13932 * system.h: Poison ENABLE_CHECKING macro.
13934 2016-02-29 Martin Liska <mliska@suse.cz>
13936 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13937 is presented in dump flags.
13938 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13939 (hsa_regalloc): Likewise.
13941 2016-02-19 Richard Biener <rguenther@suse.de>
13943 PR tree-optimization/69980
13944 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13945 permutation of those we need to keep.
13947 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13950 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13951 (NWORDS_UP): ...this
13952 (init_cumulative_args): Minor tweaks.
13953 (sparc_promote_function_mode): Likewise.
13954 (scan_record_type): Delete.
13955 (traverse_record_type): New function template.
13956 (classify_data_t): New structure type.
13957 (classify_registers): New inline function.
13958 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13959 exhausted. Instantiate traverse_record_type on classify_registers and
13960 deal with the case of a structure passed in slot #15 with no FP field
13962 (assign_data_t): New structure type.
13963 (compute_int_layout): New static function.
13964 (compute_fp_layout): Likewise.
13965 (count_registers): New inline function.
13966 (assign_int_registers): New static function.
13967 (assign_fp_registers): Likewise.
13968 (assign_registers): New inline function.
13969 (function_arg_record_value_1): Delete.
13970 (function_arg_record_value_2): Likewise.
13971 (function_arg_record_value_3): Likewise.
13972 (function_arg_record_value): Adjust to above changes. Instantiate
13973 traverse_record_type on count_registers to first count the number of
13974 registers to be used and then on assign_registers to assign them.
13975 (function_arg_union_value): Adjust to above renaming.
13976 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13977 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13978 case of a structure passed in slot #15
13979 (sparc_function_arg_advance): Likewise.
13980 (function_arg_padding): Minor tweak.
13982 2016-02-29 Richard Biener <rguenther@suse.de>
13984 PR tree-optimization/69720
13985 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13986 the adjustment_def path for possibly vectorized defs.
13987 (vect_create_epilog_for_reduction): Handle vectorized initial
13990 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13992 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13994 2016-02-27 Jeff Law <law@redhat.com>
13997 2016-02-26 Richard Biener <rguenther@suse.de>
13998 Jeff Law <law@redhat.com>
14000 PR tree-optimization/69740
14001 * cfghooks.c (remove_edge): Request loop fixups if we delete
14002 an edge that might turn an irreducible loop into a natural
14005 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14007 PR rtl-optimization/69896
14008 * tree-vect-generic.c (get_compute_type): Avoid single element
14011 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14013 Rename the AArch64 tuning option and related functions to enable the
14014 Newton series for the reciprocal square root to reflect its
14015 approximative characteristic.
14017 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14018 function to "aarch64_emit_approx_rsqrt".
14019 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14020 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14021 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14022 (xgene1_tunings): Likewise.
14023 (use_rsqrt_p): Likewise.
14024 (aarch64_emit_swrsqrt): Use new function name.
14025 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14026 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14027 text explaining this option.
14028 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14030 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14033 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14034 complain about -mallow-movmisalign without -mvsx if
14035 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14037 2016-02-26 Joel Sherrill <joel@rtems.org>
14039 * config.gcc: Add x86_64-*-rtems*.
14040 * config/i386/rtems-64.h: New file.
14042 2016-02-26 Joel Sherrill <joel@rtems.org>
14044 * config.gcc: Add aarch64-*-rtems*.
14045 * config/aarch64/rtems.h: New file.
14047 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14050 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14051 shift amount using %h. Add comment.
14053 2016-02-26 Richard Biener <rguenther@suse.de>
14054 Jeff Law <law@redhat.com>
14056 PR tree-optimization/69740
14057 * cfghooks.c (remove_edge): Request loop fixups if we delete
14058 an edge that might turn an irreducible loop into a natural
14061 2016-02-26 Martin Jambor <mjambor@suse.cz>
14063 PR middle-end/69920
14064 * tree-sra.c (sra_modify_assign): Do not remove loads of
14065 uninitialized aggregates to SSA_NAMEs.
14067 2016-02-26 Richard Henderson <rth@redhat.com>
14070 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14071 pseudo in case the target rtx matches the source of the left
14074 2016-02-26 Martin Jambor <mjambor@suse.cz>
14077 * hsa.h (hsa_type_packed_p): Declare.
14078 * hsa.c (hsa_type_packed_p): New function.
14079 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14081 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14082 * hsa-brig.c (emit_basic_insn): Likewise.
14084 2016-02-26 Martin Jambor <mjambor@suse.cz>
14087 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14089 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14091 2016-02-26 Martin Jambor <mjambor@suse.cz>
14093 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14094 hsa_op_with_type operands.
14095 (hsa_unsigned_type_for_type): Declare.
14096 * hsa.c (hsa_unsigned_type_for_type): New function.
14097 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
14098 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
14099 the finalizer. Do not emit extra move.
14101 2016-02-26 Martin Jambor <mjambor@suse.cz>
14103 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
14104 atomic operations in private segment.
14106 2016-02-26 Martin Jambor <mjambor@suse.cz>
14108 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
14109 statements to wi->info. Also disallow omp simd constructs.
14110 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
14111 for not gridifying. Dump special string for omp_for.
14113 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14116 * config/aarch64/aarch64.c (aarch64_set_current_function):
14117 Save/restore target globals when switching to
14118 target_option_default_node.
14120 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14123 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
14124 Return 0 if !SHIFT_COUNT_TRUNCATED.
14126 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14127 Eric Botcazou <ebotcazou@adacore.com>
14129 PR rtl-optimization/69891
14130 * dse.c (scan_insn): If we can't figure out memset arguments
14131 or they are non-constant, call clear_rhs_from_active_local_stores.
14133 2016-02-26 Martin Liska <mliska@suse.cz>
14135 * doc/extend.texi: Mention clog10, clog10f an clog10l
14136 in Builtins section.
14138 2016-02-26 Martin Liska <mliska@suse.cz>
14140 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
14142 (resolve_args_picking_1): Likewise.
14143 * dwarf2out.h (struct GTY): Likewise.
14145 2016-02-26 Martin Liska <mliska@suse.cz>
14147 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
14148 with flag_checking.
14149 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14151 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
14152 Martin Liska <mliska@suse.cz>
14154 * doc/install.texi: Mention --enable-valgrind-annotations.
14156 2016-02-26 Richard Biener <rguenther@suse.de>
14158 PR tree-optimization/69551
14159 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
14160 looking through aliases adjust DECL_PT_UID to refer to the
14161 ultimate alias target.
14163 2016-02-25 Martin Liska <mliska@suse.cz>
14165 PR middle-end/69919
14166 * alloc-pool.c (after_memory_report): New variable.
14167 * alloc-pool.h (base_pool_allocator ::release): Do not use
14168 the infrastructure if after_memory_report.
14169 * toplev.c (toplev::main): Mark after memory report.
14171 2016-02-25 Richard Biener <rguenther@suse.de>
14173 PR tree-optimization/48795
14174 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14176 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
14179 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
14180 offloading is enabled and -fopenacc or -fopenmp is specified.
14181 (CRTOFFLOADEND): Likewise.
14182 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
14183 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
14184 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
14185 (offload_objects_file_name): New static var.
14186 (tool_cleanup): Remove offload_objects_file_name file.
14187 (find_offloadbeginend): Replace with ...
14188 (find_crtoffloadtable): ... this.
14189 (run_gcc): Remove offload_argc and offload_argv.
14190 Get offload_objects_file_name from -foffload-objects=... option.
14191 Read names of object files with offload from this file, pass them to
14192 compile_images_for_offload_targets. Don't call find_offloadbeginend and
14193 don't pass offloadbegin and offloadend to the linker. Don't pass
14194 offload non-LTO files to the linker, because now they're not claimed.
14196 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
14199 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14200 on builtin_unreachable.
14202 2016-02-25 Jakub Jelinek <jakub@redhat.com>
14204 PR rtl-optimization/69896
14205 * regcprop.c: Include cfgrtl.h.
14206 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
14207 than remembered mode, either delete it (if noop_move_p), or
14208 treat like copy_p but not noop_p instruction.
14210 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14213 * dwarf2out.c (gen_variable_die): Work around buggy LTO
14214 - allow NULL decl for Fortran DW_TAG_common_block variables.
14216 2016-02-24 Jason Merrill <jason@redhat.com>
14218 * common.opt (flifetime-dse): Add -flifetime-dse=1.
14220 2016-02-24 Richard Biener <rguenther@suse.de>
14221 Jakub Jelinek <jakub@redhat.com>
14223 PR middle-end/69760
14224 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
14225 conditionally executed ops to well-defined overflow behavior.
14227 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14229 PR middle-end/69915
14230 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
14233 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14235 PR rtl-optimization/69886
14236 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
14237 argument. Use it when checking validity of set instructions.
14238 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
14239 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
14241 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
14242 * store-motion.c (find_moveable_store): Update
14243 can_assign_to_reg_without_clobbers_p callsite.
14245 2016-02-24 Richard Biener <rguenther@suse.de>
14247 PR middle-end/68963
14248 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
14250 (record_nonwrapping_iv): Do not fall back to the low/high bound
14251 for non-constant IV bases if the stmt is not always executed.
14253 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14255 * config/arm/arm-cores.def (cortex-a32): New entry.
14256 * config/arm/arm-tables.opt: Regenerate.
14257 * config/arm/arm-tune.md: Regenerate.
14258 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
14259 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
14260 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
14261 for -mcpu and -mtune.
14263 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14266 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
14267 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
14268 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
14269 (atomic_loaddi_1): Delete.
14270 (atomic_loaddi): Rewrite expander using the above changes.
14272 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14275 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
14278 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14279 Richard Biener <rguenth@suse.de>
14281 PR middle-end/69909
14282 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
14283 set_mem_attributes if tem is SSA_NAME which got expanded
14286 2016-02-24 Richard Biener <rguenther@suse.de>
14288 PR tree-optimization/69907
14289 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
14290 end of permutations for BB vectorization.
14292 2016-02-24 Christian Bruel <christian.bruel@st.com>
14294 * config/arm/arm-c.c (arm_option_override): Initialize
14295 target_option_current_node.
14296 * config/arm/arm.c (arm_pragma_target_parse): Replace
14297 build_target_option_node call by target_option_current_node.
14298 Set target_option_current_node.
14301 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
14304 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
14305 define_insn_and_split to define_insn.
14306 (zero_extendqi<mode>2_dot2): Same.
14307 (extendqi<mode>2_dot): Same.
14308 (extendqi<mode>2_dot2): Same.
14310 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14312 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
14313 and add bypass for AES{D,E} and AESMC pairs.
14314 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
14317 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14319 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
14320 series for reciprocal square root in Exynos M1.
14322 2016-02-23 Martin Sebor <msebor@redhat.com>
14325 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
14326 __builtin_alloca_with_align.
14328 2016-02-23 Richard Henderson <rth@redhat.com>
14330 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
14331 (ix86_register_pragmas): Remove __seg_tls.
14332 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
14333 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
14334 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
14335 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
14336 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
14337 * doc/extend.texi (__seg_tls): Remove item.
14339 2016-02-23 Richard Biener <rguenther@suse.de>
14341 * alloc-pool.h (struct allocation_object): Make id member
14342 conditional on CHECKING_P again.
14343 (get_instance): Adjust.
14344 (base_pool_allocator): Likewise.
14346 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
14348 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
14349 (parallelize_loops): In OpenACC kernels mode, set n_threads to
14351 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
14353 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
14355 2016-02-23 Richard Biener <rguenther@suse.de>
14357 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
14358 * bitmap.h (struct bitmap_usage): Likewise.
14359 (bitmap_move): Declare.
14360 * bitmap.c (register_overhead): Take size_t argument.
14361 (bitmap_move): New function.
14362 * df-problems.c (df_rd_transfer_function): Use bitmap_move
14363 to properly account overhead.
14364 * tree.c (free_node): Use tree_size.
14366 2016-02-23 Jakub Jelinek <jakub@redhat.com>
14369 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
14370 when inverting comparison.
14373 * common.opt (Wunreachable-code): Add Warning flag.
14375 2016-02-23 Mark Wielaard <mjw@redhat.com>
14376 Jakub Jelinek <jakub@redhat.com>
14379 * cgraphunit.c (check_global_declaration): Check main_input_filename
14380 and DECL_SOURCE_FILE are not NULL.
14382 2016-02-23 Martin Jambor <mjambor@suse.cz>
14384 PR tree-optimization/69666
14385 * tree-sra.c (sra_modify_assign): Do not attempt to create
14386 default_def replacements for unscalarizable regions.
14388 2016-02-20 Mark Wielaard <mjw@redhat.com>
14391 * cgraphunit.c (check_global_declaration): Check level of
14392 warn_unused_const_variable and main_input_filename.
14393 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
14394 (-Wunused-variable): For C implies -Wunused-const-variable=1.
14395 (-Wunused-const-variable): Explain levels 1 and 2.
14397 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14400 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
14401 identical arguments. Formatting and spelling fixes.
14404 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
14409 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
14410 and m68k-devices.def.
14411 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
14412 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
14414 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
14416 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
14417 and HImode registers.
14419 2016-02-22 Richard Biener <rguenther@suse.de>
14421 PR tree-optimization/69882
14422 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
14423 preserve permutations present because of gaps.
14424 (vect_supported_load_permutation_p): Always continue checking
14425 permutations after vect_attempt_slp_rearrange_stmts.
14427 2016-02-22 Bin Cheng <bin.cheng@arm.com>
14429 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
14430 min_profitable_estimate, rather than min_profitable_iters.
14432 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14435 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
14436 SImode for last match_operand.
14438 2016-02-22 Martin Liska <mliska@suse.cz>
14440 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
14441 return bitsize - 1 as the return value.
14443 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
14447 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
14448 Handle negative shift counts.
14449 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
14450 force_reg on the shift constant.
14451 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
14452 (lshrsi3_d): Handle negative shift counts.
14454 2016-02-22 Richard Biener <rguenther@suse.de>
14455 Tom de Vries <tom@codesourcery.com>
14457 * graph.c: Include dumpfile.h.
14458 (print_graph_cfg): Split into three overloads.
14459 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
14461 2016-02-22 Tom de Vries <tom@codesourcery.com>
14463 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
14466 2016-02-22 Richard Biener <rguenther@suse.de>
14469 * ipa-inline-transform.c (inline_call): When not updating
14470 overall summaries adjust self size by the growth estimate.
14471 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
14472 hash-set, do not update overall summaries here. Renamed from ...
14473 (inline_to_all_callers): ... this which is now wrapping the
14474 above and performing delayed overall summary update.
14475 (early_inline_small_functions): Delay updating of the overall
14478 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
14480 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
14483 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14486 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
14487 :%* in %:gt() argument.
14488 (greater_than_spec_func): Adjust for expecting only numbers,
14489 if there are more than two numbers, compare the last two.
14491 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14493 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14494 -Wnarrowing with -std.
14496 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14499 * expr.c (store_field): Don't use bit-field path if exp is
14500 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14501 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14502 and the assignment can be performed by bitwise copy. Formatting
14505 PR middle-end/69838
14506 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14507 call copy_reg_eh_region_note_forward on before and/or after sequences
14508 and remove note from insn if it no longer can throw.
14511 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14512 if TARGET_AVX512BW.
14514 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14516 * config/s390/vector.md: Add missing commutative operand markers
14517 to the patterns which qualify for one.
14518 * config/s390/vx-builtins.md: Likewise.
14520 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14522 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14523 types to mode iterators.
14524 (vec_double): ... and mode attribute.
14525 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14527 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14529 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14530 Change the predicate of op2 from nonimmediate to general and let
14531 reload fix it if necessary.
14533 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14535 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14537 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14539 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14542 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14544 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14545 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14546 * config/s390/s390.md ("movstr<P:mode>"): Call
14547 s390_expand_vec_movstr.
14549 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14551 * config/s390/s390.md: Add missing output modifier for operand 1
14552 to print it as address properly.
14554 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14556 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14557 * config/s390/2964.md: New file.
14558 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14559 of insn grouping attributes depending on the CPU level.
14560 (s390_get_unit_mask): New function.
14561 (s390_sched_score): Remove the OOO from the scheduling macros.
14562 Add loop to calculate a score for the instruction mix.
14563 (s390_sched_reorder): Likewise plus improve debug output.
14564 (s390_sched_variable_issue): Rename macros as above. Calculate
14565 the unit distances after actually scheduling an insn. Improve
14567 (s390_sched_init): Clear last_scheduled_unit_distance array.
14568 * config/s390/s390.md: Include 2964.md.
14570 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14573 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14574 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14575 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14576 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14577 *avx512f_<code>v8div16qi2_mask_1): New insns.
14579 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14582 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14585 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14586 earlyclobber from target. Use wF constraint for fused memory
14588 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14590 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14591 Martin Liska <mliska@suse.cz>
14594 * cfgexpand.c (asan_sanitize_stack_p): New function.
14595 (partition_stack_vars): Use the function.
14596 (expand_stack_vars): Likewise.
14597 (defer_stack_allocation): Likewise.
14598 (expand_used_vars): Likewise.
14600 2016-02-18 Richard Biener <rguenther@suse.de>
14602 PR middle-end/69553
14603 * fold-const.c (operand_equal_p): Properly compare offsets for
14604 IMAGPART_EXPR and ARRAY_REF.
14606 2016-02-18 Nick Clifton <nickc@redhat.com>
14610 * config/arm/arm.c (arm_option_override_internal): Disable
14611 interworking if the target does not support thumb instructions.
14612 (arm_reload_in_hi): Handle the case where a register to register
14613 move needs reloading because there is no simple pattern to handle
14615 (arm_reload_out_hi): Likewise.
14617 2016-02-18 Richard Biener <rguenther@suse.de>
14619 PR middle-end/69854
14620 * match.pd: Don't use fold_binary or fold_unary for folding
14623 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14626 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14627 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14628 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14629 warn on gimple_no_warning_p statements.
14631 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14633 * doc/extend.texi (C++ Attributes): Correct description of
14634 warn_unused type attribute.
14636 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14638 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14639 correct instruction.
14641 2016-02-17 Richard Biener <rguenther@suse.de>
14643 PR rtl-optimization/69609
14644 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14645 (find_traces_1_round): When ending a trace update cached priority
14647 (bb_to_key): Use cached priority when available.
14648 (copy_bb): Initialize cached priority.
14649 (reorder_basic_blocks_software_trace_cache): Likewise.
14651 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14654 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14656 (aarch64_comparison_operator): Break overly long line into two.
14657 (aarch64_comparison_operation): Likewise.
14658 * config/aarch64/aarch64.md (cstorecc4): Use
14659 aarch64_comparison_operator_mode instead of
14660 aarch64_comparison_operator.
14661 (cstore<mode>4): Likewise.
14662 (aarch64_cstore<mode>): Likewise.
14663 (*cstoresi_insn_uxtw): Likewise.
14664 (cstore<mode>_neg): Likewise.
14665 (*cstoresi_neg_uxtw): Likewise.
14667 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14670 * config/arm/predicates.md (arm_comparison_operator_mode):
14672 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14673 instead of arm_comparison_operator.
14674 (*mov_negscc): Likewise.
14675 (*mov_notscc): Likewise.
14676 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14677 (*thumb2_mov_negscc): Likewise.
14678 (*thumb2_mov_negscc_strict_it): Likewise.
14679 (*thumb2_mov_notscc): Likewise.
14680 (*thumb2_mov_notscc_strict_it): Likewise.
14682 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14684 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14685 Add missing return.
14687 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14689 * config/visium/visium.c (machine_libfunc_index): New enum.
14690 (machine_libfuncs): New structure.
14691 (visium_libfuncs): New static variable.
14692 (TARGET_INIT_LIBFUNCS): Define to...
14693 (visium_init_libfuncs): ...this. New function.
14694 (expand_block_move_4): Use the appropriate libfunc.
14695 (expand_block_move_2): Likewise.
14696 (expand_block_move_1): Likewise.
14697 (expand_block_set_4): Likewise.
14698 (expand_block_set_2): Likewise.
14699 (expand_block_set_1): Likewise.
14700 (visium_trampoline_init): Likewise.
14702 2016-02-17 Nick Clifton <nickc@redhat.com>
14704 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14705 TI's devices.csv file as of March 2016.
14707 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14710 * opts-global.c (handle_common_deferred_options): Introduce and
14711 initialize two global variables to remember command-line options
14712 specifying a stack-limiting register.
14713 * opts.h: Add extern declarations of the two new global variables.
14714 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14715 variable based on the values of the two new global variables.
14717 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14720 * common.opt (Wnonnull-compare): New warning.
14721 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14722 of arguments against NULL.
14723 (-Wnonnull-compare): Document.
14724 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14725 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14726 * passes.def (pass_warn_nonnull_compare): Add.
14727 * gimple-ssa-nonnull-compare.c: New file.
14729 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14731 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14732 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14734 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14736 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14737 reciprocal sqrt for -mlow-precision-recip-sqrt.
14739 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14740 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14742 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14743 always use lane loads to construct non-constant vectors.
14745 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14747 * config/aarch64/aarch64.md
14748 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14749 constraints for operand 3.
14750 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14752 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14753 Richard Biener <rguenther@suse.de>
14755 PR tree-optimization/69820
14756 * tree-vect-patterns.c (type_conversion_p): Return false if
14757 *orig_type is unsigned single precision or boolean.
14758 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14761 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14763 PR rtl-optimization/69764
14764 PR rtl-optimization/69771
14765 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14766 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14768 2016-02-16 Richard Biener <rguenther@suse.de>
14770 PR tree-optimization/69776
14771 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14773 (indirect_refs_may_alias_p): Likewise.
14774 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14775 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14776 according to tbaa_p.
14777 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14778 (optimize_stmt): For redundant store discovery do not allow tbaa.
14780 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14782 PR tree-optimization/69714
14783 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14784 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14786 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14788 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14789 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14790 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14791 * config/arc/arc.c (arc_init): Check FPU options.
14792 (get_arc_condition_code): Handle new CC_FPU* modes.
14793 (arc_select_cc_mode): Likewise.
14794 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14795 register pair only. Allow access for ARCv2 accumulator.
14796 (gen_compare_reg): Whenever we have FPU support use FPU compare
14798 (arc_reorg): Don't generate brcc insns when FPU compare
14799 instructions are involved.
14800 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14801 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14802 floating point emulation.
14803 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14804 (REVERSE_CONDITION): Add new CC_FPU* modes.
14805 (TARGET_FP_SP_BASE): Define.
14806 (TARGET_FP_DP_BASE): Likewise.
14807 (TARGET_FP_SP_FUSED): Likewise.
14808 (TARGET_FP_DP_FUSED): Likewise.
14809 (TARGET_FP_SP_CONV): Likewise.
14810 (TARGET_FP_DP_CONV): Likewise.
14811 (TARGET_FP_SP_SQRT): Likewise.
14812 (TARGET_FP_DP_SQRT): Likewise.
14813 (TARGET_FP_DP_AX): Likewise.
14814 * config/arc/arc.md (ARCV2_ACC): New constant.
14815 (type): New fpu type attribute.
14816 (SDF): Conditional iterator.
14817 (cstore<mode>, cbranch<mode>): Change expand condition.
14818 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14819 handles FPU/FPX cases as well.
14820 * config/arc/arc.opt (mfpu): New option.
14821 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14823 (adddf3, muldf3, subdf3): Removed.
14824 * config/arc/predicates.md (proper_comparison_operator): Recognize
14826 * config/arc/fpu.md: New file.
14827 * doc/invoke.texi (ARC Options): Document mfpu option.
14829 2016-02-16 Richard Biener <rguenther@suse.de>
14831 PR rtl-optimization/69291
14832 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14833 noce_operand_ok check.
14835 2016-02-16 Tom de Vries <tom@codesourcery.com>
14838 * omp-low.c (simd_clone_create): Remove call to
14839 symtab->call_cgraph_insertion_hooks.
14841 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14843 PR tree-optimization/69802
14844 * tree-ssa-reassoc.c (update_range_test): If op is
14845 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14846 op == 1 test of precision 1 integral op, otherwise handle
14847 that case as op itself. Fix up formatting.
14848 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14851 2016-02-16 Richard Biener <rguenther@suse.de>
14853 PR tree-optimization/69586
14854 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14855 types for conversion sources.
14857 2016-02-16 Richard Biener <rguenther@suse.de>
14859 PR middle-end/69801
14860 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14861 mask OEP_ADDRESS_OF.
14863 2016-02-16 Alan Modra <amodra@gmail.com>
14866 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14867 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14868 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14870 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14871 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14872 (p8_fmrgow_<mode>): Likewise.
14873 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14875 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14876 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14877 to use movdi_internal64. Remove op0_di.
14878 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14880 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14882 Add support for the FCCMP insn types
14884 * config/aarch64/aarch64.md (fccmp): Change insn type.
14885 (fccmpe): Likewise.
14886 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14887 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14888 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14889 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14890 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14891 * config/arm/types.md (fccmps): Add new insn type.
14892 (fccmpd): Likewise.
14894 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14896 * alias.c (get_alias_set): Fix a typo in comment.
14898 2016-02-15 Richard Biener <rguenther@suse.de>
14900 PR tree-optimization/69595
14901 * match.pd: Complete range test simplification to true.
14903 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14905 PR rtl-optimization/69648
14906 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14907 pic_offset_table_rtx.
14909 PR rtl-optimization/69752
14910 * ira.c (update_equiv_regs): When looking for more than a single SET,
14911 also take other side effects into account.
14913 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14915 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14916 for z900+ CPUs in 31-bit mode.
14918 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14920 * common/config/s390/s390-common.c (s390_supports_split_stack):
14922 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14923 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14924 * config/s390/s390.c (struct machine_function): New field
14925 split_stack_varargs_pointer.
14926 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14927 in s390_emit_prologue.
14928 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14930 (morestack_ref): New global.
14931 (SPLIT_STACK_AVAILABLE): New macro.
14932 (s390_expand_split_stack_prologue): New function.
14933 (s390_live_on_entry): New function.
14934 (s390_va_start): Use split-stack vararg pointer if appropriate.
14935 (s390_asm_file_end): Emit the split-stack note sections.
14936 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14937 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14938 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14939 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14940 (split_stack_prologue): New expand.
14941 (split_stack_space_check): New expand.
14942 (split_stack_data): New insn.
14943 (split_stack_call): New expand.
14944 (split_stack_call_*): New insn.
14945 (split_stack_cond_call): New expand.
14946 (split_stack_cond_call_*): New insn.
14948 2016-02-15 Richard Biener <rguenther@suse.de>
14950 PR tree-optimization/69783
14951 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14952 Add trivially correct cases.
14954 2016-02-15 Tom de Vries <tom@codesourcery.com>
14957 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14959 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14961 2016-02-15 Richard Biener <rguenther@suse.de>
14963 PR tree-optimization/69776
14964 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14965 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14966 indicate whether we can use TBAA to disambiguate against stores.
14967 Use alias-set zero if not.
14968 (visit_reference_op_store): Do not use TBAA when looking up
14970 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14971 (eliminate_dom_walker::before_dom_children): But not when looking
14972 up redundant stores.
14974 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14976 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14978 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14980 * config/i386/znver1.md
14981 (znver1_pop, znver1_pop_mem,
14982 znver1_load_imov_double_store,
14983 znver1_load_imov_direct_store,
14984 znver1_load_imov_direct_load,
14985 znver1_load_imov_double_load): Add new.
14986 (znver1_insn, znver1_insn_load): Add icmov type.
14987 (znver1_sseavx_fma,
14988 znver1_sseavx_fma_load,
14990 znver1_avx256_fma_load): Fix pipe usage.
14992 2016-02-14 Alan Modra <amodra@gmail.com>
14995 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14996 with an invalid hard reg, reload just the reg not the entire
14997 pre/post-inc/dec address expression.
14999 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15002 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
15003 fixed R1_REG scratch reg.
15004 (sibcall_value_pcrel_fdpic): Likewise.
15006 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15010 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15012 2016-02-12 Walter Lee <walt@tilera.com>
15014 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15015 * config/tilegx/t-tilegx: Likewise.
15017 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15020 * diagnostic-show-locus.c (struct line_span): New struct.
15021 (layout::get_first_line): Delete.
15022 (layout::get_last_line): Delete.
15023 (layout::get_num_line_spans): New member function.
15024 (layout::get_line_span): Likewise.
15025 (layout::print_heading_for_line_span_index_p): Likewise.
15026 (layout::get_expanded_location): Likewise.
15027 (layout::calculate_line_spans): Likewise.
15028 (layout::m_first_line): Delete.
15029 (layout::m_last_line): Delete.
15030 (layout::m_line_spans): New field.
15031 (layout::layout): Update comment. Replace m_first_line and
15032 m_last_line with m_line_spans, replacing their initialization
15033 with a call to calculate_line_spans.
15034 (diagnostic_show_locus): When printing source lines and
15035 annotations, rather than looping over a single span
15036 of lines, instead loop over each line_span within
15037 the layout, with an inner loop over the lines within them.
15038 Call the context's start_span callback when changing line spans.
15039 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15040 (diagnostic_build_prefix): Break out the building of the location
15041 part of the string into...
15042 (diagnostic_get_location_text): ...this new function, rewriting
15043 it from nested ternary expressions to a sequence of "if"
15045 (default_diagnostic_start_span_fn): New function.
15046 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15047 (diagnostic_context::start_span): New field.
15048 (default_diagnostic_start_span_fn): New prototype.
15050 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15053 * gcc.c (driver::finalize): Fix cleanup of "specs".
15055 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15059 * gcc.c (driver::driver): Initialize m_option_suggestions.
15060 (driver::~driver): Clean up m_option_suggestions.
15061 (suggest_option): Convert to...
15062 (driver::suggest_option): ...this, and split out into
15063 driver::build_option_suggestions and find_closest_string.
15064 (driver::build_option_suggestions): New function, from
15065 first half of suggest_option. Special-case
15066 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15067 the sanitizer_opts array. For options of enum types, add the
15068 various enum values to the candidate strings.
15069 (driver::handle_unrecognized_options): Remove "const".
15070 * gcc.h (driver::handle_unrecognized_options): Likewise.
15071 (driver::build_option_suggestions): New decl.
15072 (driver::suggest_option): New decl.
15073 (driver::m_option_suggestions): New field.
15074 * opts-common.c (add_misspelling_candidates): New function.
15075 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15076 and make non-static.
15077 * opts.h (sanitizer_opts): New array decl.
15078 (add_misspelling_candidates): New function decl.
15079 * spellcheck.c (find_closest_string): New function.
15080 * spellcheck.h (find_closest_string): New function decl.
15082 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15084 PR rtl-optimization/69764
15085 PR rtl-optimization/69771
15086 * optabs.c (expand_binop_directly): For shift_optab_p, force
15087 convert_modes with VOIDmode if xop1 has VOIDmode.
15089 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15092 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15093 to correctly determine instrumentation thunks.
15095 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15098 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
15099 type by reference, force lhs on the call.
15102 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
15103 Compute retval and retbnd early in all cases if split_part_return_p
15104 and return_bb is not EXIT. Remove all clobber stmts and reset
15105 all debug stmts that refer to SSA_NAMEs defined in split part,
15106 except if it is retval, in that case replace the old retval with the
15107 lhs of the call to the split part.
15109 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15112 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15114 PR middle-end/66726
15115 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15116 whose result is used in PHI.
15117 (maybe_optimize_range_tests): Likewise.
15118 (final_range_test_p): Likweise.
15120 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15122 PR middle-end/66726
15123 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15124 whose result is used in PHI.
15125 (maybe_optimize_range_tests): Likewise.
15126 (final_range_test_p): Likweise.
15128 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15130 * cgraph.c: Spelling fixes - behaviour -> behavior and
15131 neighbour -> neighbor.
15132 * target.def: Likewise.
15133 * sel-sched.c: Likewise.
15134 * config/mips/mips.c: Likewise.
15135 * config/arc/arc.md: Likewise.
15136 * config/arm/cortex-a57.md: Likewise.
15137 * config/arm/arm.c: Likewise.
15138 * config/arm/neon.md: Likewise.
15139 * config/arm/arm-c.c: Likewise.
15140 * config/vms/vms-c.c: Likewise.
15141 * config/s390/s390.c: Likewise.
15142 * config/i386/znver1.md: Likewise.
15143 * config/i386/i386.c: Likewise.
15144 * config/ia64/hpux-unix2003.h: Likewise.
15145 * config/msp430/msp430.md: Likewise.
15146 * config/rx/rx.c: Likewise.
15147 * config/rx/rx.md: Likewise.
15148 * config/aarch64/aarch64-simd.md: Likewise.
15149 * config/aarch64/aarch64.c: Likewise.
15150 * config/nvptx/nvptx.c: Likewise.
15151 * config/bfin/bfin.c: Likewise.
15152 * config/cris/cris.opt: Likewise.
15153 * config/rs6000/rs6000.c: Likewise.
15154 * target.h: Likewise.
15155 * spellcheck.c: Likewise.
15156 * ira-build.c: Likewise.
15157 * tree-inline.c: Likewise.
15158 * builtins.c: Likewise.
15159 * lra-constraints.c: Likewise.
15160 * explow.c: Likewise.
15161 * hwint.h: Likewise.
15162 * targhooks.c: Likewise.
15163 * tree-vect-data-refs.c: Likewise.
15164 * expr.c: Likewise.
15165 * doc/tm.texi: Likewise.
15166 * doc/extend.texi: Likewise.
15167 * doc/install.texi: Likewise.
15168 * doc/md.texi: Likewise.
15169 * tree-ssa-tail-merge.c: Likewise.
15170 * sched-int.h: Likewise.
15171 * match.pd: Likewise.
15172 * sched-ebb.c: Likewise.
15173 * target.def (omit_struct_return_reg): Likewise.
15174 * gimple-ssa-isolate-paths.c: Likewise.
15175 (find_implicit_erroneous_behaviour): Renamed to...
15176 (find_implicit_erroneous_behavior): ... this.
15177 (find_explicit_erroneous_behaviour): Renamed to...
15178 (find_explicit_erroneous_behavior): ... this.
15179 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
15181 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
15183 PR rtl-optimization/64682
15184 PR rtl-optimization/69567
15185 PR rtl-optimization/69737
15186 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
15187 in I2 as well, just lose it.
15189 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15191 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
15193 (aarch64_last_printed_tune_string): Likewise.
15194 (aarch64_declare_function_name): Only output .arch assembler
15195 directive if it will be different from the previously output
15196 directive. Same for .tune comment but only if -dA is set.
15197 (aarch64_start_file): New function.
15198 (TARGET_ASM_FILE_START): Define.
15200 2016-02-11 David Malcolm <dmalcolm@redhat.com>
15203 * Makefile.in (PLUGIN_HEADERS): Add params.list.
15205 2016-02-11 Jakub Jelinek <jakub@redhat.com>
15208 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
15209 -Wmaybe-uninitialized warning.
15211 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
15214 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
15216 2016-02-11 Richard Biener <rguenther@suse.de>
15218 PR rtl-optimization/69291
15219 * ifcvt.c (noce_try_store_flag_constants): Do not allow
15220 subexpressions affected by changing the result.
15222 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
15225 * lra-constraints.c (curr_insn_transform): Find in/out operands
15226 for secondary memory moves. Update dups.
15228 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15230 PR tree-optimization/69652
15231 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
15232 to nested loop, did source re-formatting, skip debug statements,
15233 add check on statement with volatile operand, remove dead scalar
15236 2016-02-10 Jakub Jelinek <jakub@redhat.com>
15237 Patrick Palka <ppalka@gcc.gnu.org>
15241 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
15242 calls if the return type is TREE_ADDRESSABLE.
15243 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
15244 * ipa-split.c (split_function): Fix doubled "we" in comment.
15245 Use void return type for the split part even if
15246 !split_point->split_part_set_retval.
15248 2016-02-10 Bin Cheng <bin.cheng@arm.com>
15250 PR tree-optimization/68021
15251 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
15252 when computing the value of biv cand by itself.
15254 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15256 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
15257 (cortexa57_tunings): Likewise.
15258 (cortexa72_tunings): Likewise.
15259 (arch_macro_fusion_pair_p): Add support for AES fusion.
15260 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
15261 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
15262 Allow virtual registers before reload so early scheduling works.
15263 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
15264 correct latency and pipeline.
15265 (cortex_a57_crypto_complex): Likewise.
15266 (cortex_a57_crypto_xor): Likewise.
15267 (define_bypass): Add AES bypass.
15269 2016-02-10 Richard Biener <rguenther@suse.de>
15271 PR tree-optimization/69726
15272 * passes.def: Add DCE pass before late uninit.
15273 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
15274 really fixup if-conversions job.
15276 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15278 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
15279 (arm_cortex_a57_tune): Likewise.
15280 (aarch_macro_fusion_pair_p): Add support for AES fusion.
15281 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
15283 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
15285 * timevar.def (TV_PHASE_DBGINFO): Delete.
15286 (TV_PHASE_CHECK_DBGINFO): Likewise.
15287 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
15289 2016-02-10 Richard Biener <rguenther@suse.de>
15291 PR tree-optimization/69719
15292 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15293 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
15295 2016-02-09 Andrew Pinski <apinski@cavium.com>
15298 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
15299 get_vcond_mask_icode returns false.
15301 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15304 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
15305 an ADDIS that adds a pointer to a large constant that sets the
15306 upper16 bits with a load operation.
15308 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15311 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
15313 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
15315 (vzipq_s16): Likewise.
15316 (vzipq_s32): Likewise.
15317 (vzipq_f32): Likewise.
15318 (vzipq_u8): Likewise.
15319 (vzipq_u16): Likewise.
15320 (vzipq_u32): Likewise.
15321 (vzipq_p8): Likewise.
15322 (vzipq_p16): Likewise.
15324 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15327 * config/arm/arm.c (neon_endian_lane_map): New function.
15328 (neon_vector_pair_endian_lane_map): New function.
15329 (arm_evpc_neon_vuzp): Allow for big endian lane order.
15330 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
15332 (vuzpq_s16): Likewise.
15333 (vuzpq_s32): Likewise.
15334 (vuzpq_f32): Likewise.
15335 (vuzpq_u8): Likewise.
15336 (vuzpq_u16): Likewise.
15337 (vuzpq_u32): Likewise.
15338 (vuzpq_p8): Likewise.
15339 (vuzpq_p16): Likewise.
15341 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
15344 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
15347 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
15349 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
15350 truncate const_int operand 1 to QImode.
15352 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
15354 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
15355 corresponding to an abnormal edge.
15357 2016-02-09 Tom de Vries <tom@codesourcery.com>
15359 PR tree-optimization/69599
15360 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
15362 (find_func_aliases_for_builtin_call, find_func_clobbers)
15363 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
15366 2016-02-09 Richard Biener <rguenther@suse.de>
15368 PR tree-optimization/69715
15369 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
15370 LHS on calls as non-rewritable.
15372 2016-02-09 Tom de Vries <tom@codesourcery.com>
15375 * lto-wrapper.c (append_diag_options): New function.
15376 (compile_offload_image): Call append_diag_options.
15378 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
15381 * doc/extend.texi (Flag Output Operands): Correct sectioning.
15382 Minor copy-edit to fix verb tenses.
15384 2016-02-08 Jakub Jelinek <jakub@redhat.com>
15386 PR tree-optimization/69209
15387 * ipa-split.c (split_function): If split part is not
15388 returning retval, retval has gimple type but is not
15389 gimple value, force it into a SSA_NAME first.
15391 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
15393 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
15396 2016-02-08 Jason Merrill <jason@redhat.com>
15399 * convert.c (convert_to_integer_1): Check dofold on truncation
15401 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
15402 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
15403 Rename from *_nofold.
15404 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
15405 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
15407 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
15410 * tree.c (build_common_tree_nodes): Remove short_double argument.
15411 All callers changed.
15412 * tree.h (build_common_tree_nodes): Adjust declaration.
15413 * doc/invoke.texi (-fshort-double): Remove documentation.
15414 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15415 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
15416 * lto-wrapper.c (merge_and_complain, append_compiler_options)
15417 (append_linker_options): Don't handle OPT_fshort_double.
15419 PR rtl-optimization/68730
15420 * lra-remat.c (insn_to_cand_activation): New static variable.
15421 (lra_remat): Allocate and free it.
15422 (create_cand): New arg activation. Initialize a field in
15423 insn_to_cand_activation if it is nonnull.
15424 (create_cands): Pass the activation insn to create_cand when making
15425 a candidate involving an output reload. Reorganize code a little.
15426 (do_remat): Keep track of active status of candidates in a separate
15429 2016-02-08 Richard Biener <rguenther@suse.de>
15431 PR tree-optimization/69719
15432 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15433 Properly use absolute of the difference of the two offsets to
15434 compare or adjust the segment length.
15436 2016-02-08 Richard Biener <rguenther@suse.de>
15437 Jeff Law <law@redhat.com>
15440 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
15441 types for anonymous SSA names.
15443 2016-02-08 Richard Biener <rguenther@suse.de>
15445 PR rtl-optimization/69274
15446 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
15448 2016-02-08 Jeff Law <law@redhat.com>
15450 PR tree-optimization/65917
15451 * tree-ssa-dom.c (record_temporary_equivalences): Record both
15452 equivalences from if (x == y) style conditionals.
15453 (loop_depth_of_name): Remove.
15454 (record_equality): Remove loop depth check.
15455 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
15456 (const_and_copies::record_const_or_copy_raw): New member function.
15457 * tree-ssa-scopedtables.c
15458 (const_and_copies::record_const_or_copy_raw): New, factored out of
15459 (const_and_copies::record_const_or_copy): Call new member function.
15461 2016-02-05 Jeff Law <law@redhat.com>
15463 PR tree-optimization/68541
15464 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
15465 (count_stmts_in_block): New function.
15466 (poor_ifcvt_candidate_code): Likewise.
15467 (is_feasible_trace): Add some heuristics to determine when path
15468 splitting is profitable.
15469 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
15470 is a diamond with a single exit.
15472 2016-02-05 Martin Sebor <msebor@redhat.com>
15475 * doc/invoke.texi: Update -Wplacement-new to take an optional
15478 2016-02-06 Richard Henderson <rth@redhat.com>
15481 * tree.c (tree_nop_conversion_p): Do not strip casts into or
15482 out of non-standard address spaces.
15484 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15486 PR rtl-optimization/69691
15487 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
15489 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
15491 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
15492 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15493 (*ieee128_mfvsrd_64bit): Likewise.
15494 (*ieee128_mfvsrd_32bit): Likewise.
15496 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15500 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15502 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15503 instrumented_version.
15505 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15507 * doc/invoke.texi (Optimize Options): In table of --param options
15508 rename second occurrence of tracer-min-branch-ratio to
15509 tracer-min-branch-probability, rename
15510 tracer-min-branch-ratio-feedback to
15511 tracer-min-branch-probability-feedback and clarify description,
15512 rename sched-spec-state-edge-prob-cutoff to
15513 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15514 to selsched-insns-to-rename, rename lto-minpartition to
15515 lto-min-partition, delete reorder-blocks-duplicate and
15516 reorder-blocks-duplicate-feedback.
15518 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15520 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15523 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15525 * doc/extend.texi: S/390: Correct some typos.
15527 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15529 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15531 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15534 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15535 (s390_register_info_gprtofpr): Use new macros above.
15536 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15538 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15539 its name. Adjust restore and save gpr ranges.
15540 (s390_register_info_set_ranges): New function.
15541 (s390_register_info): Use new macros above. Call
15542 s390_register_info_set_ranges.
15543 (s390_optimize_register_info): Likewise.
15544 (s390_hard_regno_rename_ok): Use new macros.
15545 (s390_hard_regno_scratch_ok): Likewise.
15546 (s390_emit_epilogue): Likewise.
15547 (s390_can_use_return_insn): Likewise.
15548 (s390_optimize_prologue): Likewise.
15549 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15551 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15554 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15556 (ix86_option_override_internal): Disable TARGET_STV even for
15557 -m{incoming,preferred}-stack-boundary=3.
15559 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15561 * config.gcc: Mark deprecated rtems targets as obsolete.
15563 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15565 PR rtl-optimization/64682
15566 PR rtl-optimization/69567
15567 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15568 before I2 only if the register is both used and set in I2.
15570 2016-02-04 DJ Delorie <dj@redhat.com>
15572 * config/msp430/msp430.c (msp430_start_function): Add function type.
15574 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15577 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15579 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15581 PR rtl-optimization/69577
15583 2015-10-29 Richard Henderson <rth@redhat.com>
15587 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15588 sse check to the exact conditions of PR 67609.
15590 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15593 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15594 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15595 not allowed into the traditional Altivec registers.
15596 (movtd_64bit_nodm): Likewise.
15597 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15599 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15601 * config/aarch64/cortex-a57-fma-steering.c
15602 (aarch64_register_fma_steering): Remove "static" from arguments
15605 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15608 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15609 twice when complex.
15611 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15613 * doc/invoke.texi: Delete -mno-fma4.
15615 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15617 PR rtl-optimization/69577
15618 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15619 (find_subregs_of_mode): Update accordingly. Iterate over partial
15622 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15624 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15625 * config/arm/arm.c (neon_reinterpret): Remove.
15626 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15627 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15628 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15629 vreinterpretti): Remove.
15630 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15631 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15632 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15633 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15634 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15635 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15636 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15637 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15638 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15639 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15640 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15641 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15642 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15643 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15644 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15645 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15646 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15647 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15648 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15649 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15650 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15651 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15652 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15653 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15654 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15655 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15656 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15657 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15658 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15659 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15660 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15661 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15662 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15663 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15664 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15665 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15666 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15667 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15668 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15669 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15670 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15671 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15672 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15673 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15674 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15675 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15676 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15677 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15678 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15679 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15680 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15681 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15682 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15683 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15684 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15685 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15686 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15687 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15688 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15689 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15690 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15691 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15692 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15693 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15694 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15695 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15696 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15697 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15698 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15699 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15700 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15701 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15702 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15703 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15704 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15705 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15706 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15707 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15708 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15709 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15710 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15711 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15712 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15713 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15714 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15715 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15716 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15717 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15718 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15719 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15720 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15721 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15722 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15723 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15724 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15725 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15726 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15727 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15728 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15729 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15730 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15731 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15732 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15734 2016-02-04 Martin Liska <mliska@suse.cz>
15737 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15738 that are gimple_store_p.
15739 (maybe_instrument_call): Likewise.
15741 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15743 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15744 register scaling out of memory reference and comment why.
15746 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15750 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15751 folding the source of a SET.
15753 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15757 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15758 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15760 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15764 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15767 2016-02-04 Christian Bruel <christian.bruel@st.com>
15769 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15770 * config/arm/arm.c (arm_set_current_function): Likewise.
15772 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15773 Ilya Enkovich <enkovich.gnu@gmail.com>
15774 H.J. Lu <hongjiu.lu@intel.com>
15777 * config/i386/i386.c (convert_scalars_to_vector): Remove
15778 stack alignment fixes.
15779 (ix86_option_override_internal): Disable TARGET_STV if stack
15780 might not be aligned enough.
15781 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15783 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15785 * config/i386/x86-tune.def: Disable default prefetching
15788 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15789 Vladimir Makarov <vmakarov@redhat.com>
15792 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15793 in validating fused toc addresses.
15795 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15798 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15799 range->m_caret fields if range->m_show_caret_p is false.
15802 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15803 Force oldval into register if it does not satisfy reg_or_short_operand
15804 predicate. Fix up formatting.
15806 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15807 Alexandre Oliva <aoliva@redhat.com>
15810 * lra-constraints.c (simplify_operand_subreg): Check additionally
15811 address validity after potential reloading.
15812 (process_address_1): Check insns validity. In case of failure do
15815 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15818 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15821 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15823 * wide-int.cc (canonize_uhwi): New function.
15824 (wi::divmod_internal): Use it.
15826 2016-02-02 James Norris <jnorris@codesourcery.com
15828 * gimplify.c (omp_notice_variable): Add usage check.
15830 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15832 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15833 like LE, GE, LT, GT when emitting relational operator.
15835 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15837 * ira-costs.c (find_costs_and_classes): Add extra argument.
15838 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15839 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15840 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15841 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15842 Add best_class parameter, and return it if not ALL_REGS.
15843 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15845 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15846 Update target hook.
15848 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15850 * config/aarch64/aarch64.c
15851 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15852 (aarch64_ira_change_pseudo_allocno_class): New function.
15854 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15857 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15859 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15861 * config/avr/avr.c (avr_option_override): Set
15862 PARAM_ALLOW_STORE_DATA_RACES to 1.
15864 2016-02-02 Richard Biener <rguenther@suse.de>
15866 PR tree-optimization/69595
15867 * match.pd: Add range test simplifications to true/false.
15869 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15871 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15872 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15875 2016-02-02 Richard Biener <rguenther@suse.de>
15877 PR tree-optimization/69606
15878 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15879 info on the result before moving a stmt.
15881 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15883 PR middle-end/68542
15884 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15885 branch with vector comparison.
15886 * config/i386/sse.md (VI48_AVX): New mode iterator.
15887 (define_expand "cbranch<mode>4): Add support for conditional branch
15888 with vector comparison.
15889 * tree-vect-loop.c (optimize_mask_stores): New function.
15890 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15891 has_mask_store field of vect_info.
15892 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15893 vectorized loops having masked stores after vec_info destroy.
15894 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15895 correspondent macros.
15896 (optimize_mask_stores): Add prototype.
15898 2016-02-02 Alan Modra <amodra@gmail.com>
15901 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15904 2016-02-02 Alan Modra <amodra@gmail.com>
15907 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15908 whenever toc_label_name used.
15909 (rs6000_file_start): Don't set up toc section here,
15910 (rs6000_output_function_epilogue): do so here instead,
15911 (rs6000_xcoff_file_start): and here.
15912 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15913 (load_toc_aix_di): Likewise.
15915 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15917 PR rtl-optimization/69592
15918 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15919 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15920 (num_sign_bit_copies_binary_arith_p): New inline function.
15921 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15923 2016-02-01 Jeff Law <law@redhat.com>
15925 PR tree-optimization/69580
15926 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15927 * tree-ssa-threadbackward.c
15928 (fsm_find_control_statement_thread_paths): Do not try to walk
15929 through large PHI nodes.
15931 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15933 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15934 when count is incremented above limit, don't analyze further
15937 * omp-low.c (oacc_parse_default_dims): Avoid
15938 -Wsign-compare warning, make sure value fits into int
15939 rather than just unsigned int.
15941 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15943 PR tree-optimization/67921
15944 * fold-const.c (split_tree): New parameters. Convert pointer
15945 type variable part to proper type before negating.
15946 (fold_binary_loc): Pass new arguments to split_tree.
15948 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15950 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15951 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15952 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15953 * doc/tm.texti: Rebuilt.
15954 * doc/invoke.texi (fopenacc-dim): Document.
15955 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15956 (append_compiler_options): Likewise.
15957 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15958 (oacc_parse_default_dims): New.
15959 (oacc_validate_dims): Add USED arg. Select non-unity default when
15961 (oacc_loop_fixed_partitions): Return mask of used partitions.
15962 (oacc_loop_auto_partitions): Emit dump info.
15963 (oacc_loop_partition): Return mask of used partitions.
15964 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15965 loop partitioning and validation calls.
15967 2016-02-01 Richard Biener <rguenther@suse.de>
15969 PR middle-end/69556
15970 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15972 2016-02-01 Richard Biener <rguenther@suse.de>
15974 PR tree-optimization/69574
15975 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15976 of asserting return chrec_dont_know.
15978 2016-02-01 Martin Liska <mliska@suse.cz>
15980 * mem-stats-traits.h: Add copyright header.
15981 * mem-stats.h: Likewise.
15983 2016-02-01 Richard Biener <rguenther@suse.de>
15985 PR tree-optimization/69579
15986 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15987 Do not propagate through abnormal PHI results.
15989 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15991 * postreload.c (reload_cse_simplify): Remove dead code.
15993 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15995 PR rtl-optimization/69570
15996 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15997 if there is more than one set, not if there is a single set.
15999 2016-02-01 Richard Henderson <rth@redhat.com>
16002 * combine.c (make_compound_operation): When looking through a
16003 subreg, make sure to re-extend to the width of the outer mode.
16005 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16007 PR tree-optimization/69546
16008 * wide-int.cc (wi::divmod_internal): For unsigned division
16009 where both operands fit into uhwi, if o1 is 1 and o0 has
16010 msb set, if divident_prec is larger than bits per hwi,
16011 clear another quotient word and return 2 instead of 1.
16012 Similarly for remainder with msb in HWI set, if dividend_prec
16013 is larger than bits per hwi.
16015 2016-01-29 Martin Jambor <mjambor@suse.cz>
16017 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16018 Use short lowercase names.
16019 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16020 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16021 acq_rel one. Protect warning agains segfaults if
16022 get_memory_order_name returns NULL.
16023 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16024 with release semantics. Do not warn if get_memory_order already did.
16025 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16026 semantics. Fix check for relaxed or acquire semantics. Do not warn
16027 if get_memory_order already did.
16029 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16031 * doc/install.texi: Document that isl-0.16 is supported.
16033 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16036 * config/i386/constraints.md (Bm): Describe as special memory
16038 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16039 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16040 * genpreds.c (struct constraint_data): Add is_special_memory.
16041 (have_special_memory_constraints, special_memory_start): New
16043 (special_memory_end): Ditto.
16044 (add_constraint): Add new arg is_special_memory. Add code to
16045 process its true value. Update have_special_memory_constraints.
16046 (process_define_constraint): Pass the new arg.
16047 (process_define_register_constraint): Ditto.
16048 (choose_enum_order): Process special memory.
16049 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16050 function insn_extra_special_memory_constraint.
16051 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16052 * gensupport.c (process_rtx): Process
16053 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16054 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16055 * ira-lives.c (single_reg_class): Use
16056 insn_extra_special_memory_constraint.
16057 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16058 * lra-constraints.c (process_alt_operands): Ditto.
16059 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16060 * recog.c (asm_operand_ok, preprocess_constraints): Process
16062 * reload.c (find_reloads): Ditto.
16063 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16064 * stmt.c (parse_input_constraint): Use
16065 insn_extra_special_memory_constraint.
16067 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16070 * lra-splill.c (lra_final_code_change): Revert r229087 by
16071 removing all sub-registers.
16073 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16076 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16078 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16081 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16082 SSE1, copy target into the temporary reg first before recursing
16085 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16090 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16092 * ginclude/stdarg.h: Test __cplusplus instead of
16093 __GXX_EXPERIMENTAL_CXX0X__.
16095 2016-01-29 Richard Biener <rguenther@suse.de>
16097 PR tree-optimization/69547
16098 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
16099 Do not mark clobbers necessary.
16100 (mark_all_reaching_defs_necessary_1): Likewise.
16102 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16104 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
16105 declaration name with %qs and print it in both error messages.
16106 Also fix indentation.
16108 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16111 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
16112 trailing blank line from error message.
16114 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16117 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
16120 2016-01-29 Richard Biener <rguenther@suse.de>
16122 PR middle-end/69537
16123 * match.pd: Allow all integral types when simplifying a
16124 widening or sign-changing conversion.
16126 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16128 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
16129 back to setting codegen_error to fail codegen.
16131 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
16134 * config/i386/constraints.md (C): Only accept constant zero operand.
16135 (BC): New constraint.
16136 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
16137 instead of C constraint.
16138 * doc/md.texi (Machine Constraints): Update description
16141 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
16144 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
16146 2016-01-28 Jakub Jelinek <jakub@redhat.com>
16148 PR middle-end/69542
16149 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
16152 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
16154 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
16155 branches if using guessed profile.
16157 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
16159 * graphite-optimize-isl.c (optimize_isl): Fix dump.
16161 2016-01-28 Richard Henderson <rth@redhat.com>
16164 * config/aarch64/aarch64-modes.def (CC_Cmode): New
16165 * config/aarch64/aarch64-protos.h: Update.
16166 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
16167 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
16168 (aarch64_get_condition_code_1): Handle CC_Cmode.
16169 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
16170 (*add<mode>3_compareC_cconly_imm): New.
16171 (*add<mode>3_compareC_cconly): New.
16172 (*add<mode>3_compareC_imm): New.
16173 (add<mode>3_compareC): New.
16174 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
16175 to be first. Use aarch64_carry_operation.
16176 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
16177 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
16178 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
16179 (subti3): Use subdi3_compare1.
16180 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
16181 (sub<mode>3_compare1): New.
16182 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
16183 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
16184 (*subsi3_carryin_uxtw): Likewise.
16185 (*ngc<mode>, *ngcsi_uxtw): Likewise.
16186 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
16187 * config/aarch64/iterators.md (DWI): New.
16188 * config/aarch64/predicates.md (aarch64_carry_operation): New.
16189 (aarch64_borrow_operation): New.
16191 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16193 * graphite-optimize-isl.c (optimize_isl): Print a different debug
16194 message when isl does not return a valid schedule.
16196 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16198 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
16199 Remove comments from class declarations: they are already in the code
16202 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16204 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
16206 (ternary_op_to_tree): Same.
16207 (unary_op_to_tree): Same.
16208 (nary_op_to_tree): Same.
16209 (gcc_expression_from_isl_expr_op): Same.
16210 (gcc_expression_from_isl_expression): Same.
16211 (graphite_create_new_loop): Same.
16212 (graphite_create_new_loop_guard): Same.
16213 (build_iv_mapping): Same.
16214 (graphite_create_new_guard): Same.
16215 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
16216 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
16218 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16220 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
16221 instead of setting codegen_error to fail codegen.
16223 2016-01-28 Jason Merrill <jason@redhat.com>
16225 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
16227 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16229 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16230 Remove CONST_INT_P check in CCMP cost calculation.
16232 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16234 * config/aarch64/aarch64.c (generic_vector_cost):
16235 Set vec_permute_cost.
16236 (cortexa57_vector_cost): Likewise.
16237 (exynosm1_vector_cost): Likewise.
16238 (xgene1_vector_cost): Likewise.
16239 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
16240 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
16241 Add vec_permute_cost entry.
16243 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16245 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
16247 (add<mode>3_compare0): Likewise.
16248 (addsi3_compare0_uxtw): Likewise.
16249 (add<mode>3nr_compare0): Likewise.
16250 (compare_neg<mode>): Likewise.
16251 (<optab><mode>3): Likewise.
16253 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
16255 * tree-vect-stmts.c (vectorizable_comparison): Add
16256 NULL check for vectype.
16258 2016-01-28 Richard Biener <rguenther@suse.de>
16260 PR tree-optimization/69466
16261 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
16262 Account for PHIs we couldn't duplicate.
16264 2016-01-28 Martin Liska <mliska@suse.cz>
16267 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
16268 instead of ENABLE_VALGRIND_CHECKING.
16270 2016-01-27 Richard Henderson <rth@redhat.com>
16273 * lra-remat.c (subreg_regs): New.
16274 (dump_candidates_and_remat_bb_data): Dump it.
16275 (operand_to_remat): Reject if operand in subreg_regs.
16276 (set_bb_regs): Collect subreg_regs.
16277 (lra_remat): Init and free subreg_regs. Compute
16278 calculate_local_reg_remat_bb_data before create_cands.
16280 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
16283 * config/i386/i386.c (ix86_update_stack_boundary): Don't
16284 change stack_alignment_needed for __tls_get_addr call.
16286 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
16288 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
16290 2016-01-27 Jeff Law <law@redhat.com>
16292 PR tree-optimization/68398
16293 PR tree-optimization/69196
16294 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
16295 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
16296 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16297 Only count PHIs in the last block in the path. The others will
16298 const/copy propagate away. Add heuristic to allow more irreducible
16299 subloops to be created when it is likely profitable to do so.
16301 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16302 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
16303 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
16305 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16308 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
16309 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
16310 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
16311 * tree-streamer-in.c: Include asan.h.
16312 (streamer_get_builtin_tree): For builtins in sanitizer
16313 range call initialize_sanitizer_builtins and retry.
16315 2016-01-27 Ian Lance Taylor <iant@google.com>
16317 * common.opt (fkeep-gc-roots-live): New undocumented option.
16318 * tree-ssa-loop-ivopts.c (add_candidate_1): If
16319 -fkeep-gc-roots-live, skip pointers.
16320 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
16323 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
16326 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
16327 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
16329 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
16332 * configure.ac: NetBSD provides SSP in its C library.
16333 * configure: Updated.
16335 2016-01-27 Richard Biener <rguenther@suse.de>
16337 PR tree-optimization/69166
16338 * tree-vect-loop.c (vect_is_simple_reduction): Always check
16339 reduction code for commutativity / associativity.
16341 2016-01-27 Martin Jambor <mjambor@suse.cz>
16343 PR tree-optimization/69355
16344 * tree-sra.c (analyze_access_subtree): Correct hole detection when
16345 total_scalarization fails.
16347 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
16349 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
16352 2016-01-27 Christian Bruel <christian.bruel@st.com>
16355 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
16356 Move arm_reset_previous_fndecl and set_target_option_current_node in
16357 the conditional part. Call save_restore_target_globals.
16358 * config/arm/arm.c (arm_set_current_function):
16359 Refactor to better support #pragma target and attribute mix.
16360 Call save_restore_target_globals.
16361 * config/arm/arm-protos.h (save_restore_target_globals): New function.
16363 2016-01-27 Martin Liska <mliska@suse.cz>
16365 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
16366 reference for an HSA kernel and its host function.
16368 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16370 PR tree-optimization/69399
16371 * wide-int.h (wi::lrshift): For larger precisions, only
16372 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
16374 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
16376 * config/arc/predicates.md (proper_comparison_operator): Reject
16377 constant-constant comparison.
16379 2016-01-26 Tom de Vries <tom@codesourcery.com>
16381 PR tree-optimization/69110
16382 * tree-data-ref.c (initialize_data_dependence_relation): Handle
16383 DR_NUM_DIMENSIONS == 0.
16385 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16386 Sebastian Pop <s.pop@samsung.com>
16388 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
16389 isl_ast_op_cond and isl_ast_op_select.
16390 (gcc_expression_from_isl_expr_op): Same.
16392 2016-01-26 Jason Merrill <jason@redhat.com>
16395 * tree.c (recompute_constructor_flags): Split out from
16397 (verify_constructor_flags): New.
16398 * tree.h: Declare them.
16400 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
16402 PR rtl-optimization/69217
16403 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
16404 are no TYPE_FIELDS set for the record type.
16406 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16409 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
16410 toc_label_name unconditionally.
16411 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
16412 SYMBOL_REF string. Use toc_label_name instead of constructing
16414 (rs6000_elf_declare_function_name): Use toc_label_name instead of
16415 constructing LCTOC1.
16417 2016-01-26 Martin Sebor <msebor@redhat.com>
16420 * doc/extend.texi (Common Type Attributes): Move text that talks about
16421 attribute packed from attribute aligned to the section discussing
16422 the former attribute for clarity.
16424 2016-01-26 Richard Henderson <rth@redhat.com>
16426 PR middle-end/60908
16427 * trans-mem.c (tm_region_init): Mark entry block as visited.
16429 2016-01-26 David Malcolm <dmalcolm@redhat.com>
16432 * diagnostic-show-locus.c (layout::print_source_line): Replace
16433 call to pp_newline with call to layout::print_newline.
16434 (layout::print_annotation_line): Likewise.
16435 (layout::move_to_column): Likewise.
16436 (layout::print_any_fixits): After printing any fixits, print a
16437 trailing newline, if necessary.
16438 (layout::print_newline): New method, resetting any colorization
16440 (diagnostic_show_locus): Move the pp_newline to before the
16441 early bailout. Remove dummy block enclosing the layout instance.
16442 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
16443 of pp_newline_and_flush with pp_flush.
16444 (diagnostic_append_note): Delete use of pp_newline.
16445 (diagnostic_append_note_at_rich_loc): Delete.
16446 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
16447 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
16448 when newline characters are added to the buffer.
16450 2016-01-26 Michael Matz <matz@suse.de>
16452 * configure.ac (ac_cv_std_swap_in_utility): New test.
16453 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
16454 * configure: Regenerate.
16455 * config.in: Regenerate.
16457 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
16459 * config/arc/arc.md (cstoresi4): Force operand into register.
16460 (arcset<code>): Fix predicate.
16461 (arcsetltu): Likewise.
16462 (arcsetgeu): Likewise.
16463 (arcsethi): Likewise.
16464 (arcsetls): Likewise.
16466 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16468 PR tree-optimization/69483
16469 * gimple-fold.c (canonicalize_constructor_val): Return NULL
16470 if base has error_mark_node type.
16472 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
16475 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
16476 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
16478 (vget_lane_f16): Handle big-endian.
16479 (vgetq_lane_f16): Likewise.
16480 (vset_lane_f16): Likewise.
16481 (vsetq_lane_f16): Likewise.
16482 * config/arm/iterators.md (VQXMOV): Add V8HF.
16483 (VDQ): Add V4HF and V8HF.
16484 (V_reg): Handle V4HF and V8HF.
16485 (Is_float_mode): Likewise.
16486 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
16487 neon_vdup_nv8hf): New patterns.
16488 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
16489 Use VD_LANE iterator.
16490 (neon_vld1_dup<mode>): Use VQ2 iterator.
16492 2016-01-26 Nathan Sidwell <nathan@acm.org>
16494 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16495 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16496 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16497 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16498 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16499 (oacc_validate_dims): Add LEVEL arg, don't return level.
16500 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16501 oacc_validate_dims.
16502 (execute_oacc_device_lower): Adjust, add more dump output.
16503 * tree-ssa-loop.c (gate_oacc_kernels): Use
16504 oacc_fn_attrib_kernels_p.
16505 * tree-parloops.c (create_parallel_loop): Adjust
16506 set_oacc_fn_attrib call.
16508 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16511 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16512 (append_compiler_options): Handle -fcilkplus.
16513 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16515 2016-01-26 Nick Clifton <nickc@redhat.com>
16518 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16519 been marked as DECL_ONE_ONLY but we do not the means to make it
16520 so, then do not allow it to bind locally.
16522 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16525 * opts.h (parse_sanitizer_options): New prototype.
16526 * opts.c (sanitizer_opts): New array.
16527 (parse_sanitizer_options): New function.
16528 (common_handle_option): Use parse_sanitizer_options.
16530 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16533 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16534 alignment adjustment to ...
16535 (ix86_update_stack_boundary): Here. Don't over-align stack for
16537 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16538 if __tls_get_addr is called.
16540 2016-01-26 Christian Bruel <christian.bruel@st.com>
16542 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16544 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16546 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16548 2016-01-26 Richard Biener <rguenther@suse.de>
16550 PR middle-end/69467
16551 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16553 2016-01-26 Richard Biener <rguenther@suse.de>
16555 PR tree-optimization/69452
16556 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16557 (move_computations_dom_walker::before_dom_children): Rename
16559 (move_computations_worker): This.
16560 (move_computations): Perform an RPO rather than a DOM walk.
16562 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16565 * combine.c (combine_instructions): For REG_EQUAL note with
16566 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16567 to the underlying register.
16568 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16569 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16571 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16574 * config/aarch64/aarch64-builtins.c
16575 (aarch64_init_simd_builtin_types): Do not set structural
16576 equality to __Poly{8,16,64,128}_t types.
16578 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16580 PR tree-optimization/69400
16581 * wide-int.cc (wi_pack): Take the precision as argument and
16582 perform canonicalization here rather than in the callers.
16583 Use the main loop to handle all full-width HWIs. Add a
16584 zero HWI if in_len isn't a full result.
16585 (wi::divmod_internal): Update accordingly.
16586 (wi::mul_internal): Likewise. Simplify.
16588 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16589 Sebastian Pop <s.pop@samsung.com>
16591 * graphite-poly.c (apply_poly_transforms): Simplify.
16592 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16593 (print_isl_map): Same.
16594 (print_isl_union_map): Same.
16595 (print_isl_schedule): New.
16596 (debug_isl_schedule): New.
16597 * graphite-dependences.c (scop_get_reads): Do not call
16598 isl_union_map_add_map that is undocumented isl functionality.
16599 (scop_get_must_writes): Same.
16600 (scop_get_may_writes): Same.
16601 (scop_get_original_schedule): Remove.
16602 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16603 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16604 (compute_deps): Remove.
16605 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16606 (debug_schedule_ast): New.
16607 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16608 set_separate_option.
16609 (graphite_regenerate_ast_isl): Add dump.
16610 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16611 from scop->transformed_schedule.
16612 (graphite_regenerate_ast_isl): Add more dump.
16613 * graphite-optimize-isl.c (optimize_isl): Set
16614 scop->transformed_schedule. Check whether schedules are equal.
16615 (apply_poly_transforms): Move here.
16616 * graphite-poly.c (apply_poly_transforms): ... from here.
16617 (free_poly_bb): Static.
16618 (free_scop): Static.
16619 (pbb_number_of_iterations_at_time): Remove.
16620 (print_isl_ast): New.
16621 (debug_isl_ast): New.
16622 (debug_scop_pbb): New.
16623 * graphite-scop-detection.c (print_edge): Move.
16624 (print_sese): Move.
16625 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16626 (build_scop_scattering): Remove.
16627 (create_pw_aff_from_tree): Assert instead of bailing out.
16628 (add_condition_to_pbb): Remove unused code, do not fail.
16629 (add_conditions_to_domain): Same.
16630 (add_conditions_to_constraints): Remove.
16631 (build_scop_context): New.
16632 (add_iter_domain_dimension): New.
16633 (build_iteration_domains): Initialize pbb->iterators.
16634 Call add_conditions_to_domain.
16637 (index_outermost_in_loop): New.
16638 (index_pbb_in_loop): New.
16639 (outermost_pbb_in): New.
16640 (add_in_sequence): New.
16641 (add_outer_projection): New.
16642 (outer_projection_mupa): New.
16643 (add_loop_schedule): New.
16644 (build_schedule_pbb): New.
16645 (build_schedule_loop): New.
16646 (embed_in_surrounding_loops): New.
16647 (build_schedule_loop_nest): New.
16648 (build_original_schedule): New.
16649 (build_poly_scop): Call build_original_schedule.
16650 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16651 (free_poly_dr): Remove.
16652 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16653 (free_poly_bb): Remove.
16654 (debug_loop_vec): Remove.
16655 (print_isl_ast): Declare.
16656 (debug_isl_ast): Declare.
16657 (scop_do_interchange): Remove.
16658 (scop_do_strip_mine): Remove.
16659 (scop_do_block): Remove.
16660 (flatten_all_loops): Remove.
16661 (optimize_isl): Remove.
16662 (pbb_number_of_iterations_at_time): Remove.
16663 (debug_scop_pbb): Declare.
16664 (print_schedule_ast): Declare.
16665 (debug_schedule_ast): Declare.
16666 (struct scop): Remove schedule. Add original_schedule,
16667 transformed_schedule.
16668 (free_gimple_poly_bb): Remove.
16669 (print_generated_program): Remove.
16670 (debug_generated_program): Remove.
16671 (unify_scattering_dimensions): Remove.
16672 * sese.c (print_edge): ... here.
16673 (print_sese): ... here.
16674 (debug_edge): ... here.
16675 (debug_sese): ... here.
16676 * sese.h (print_edge): Declare.
16677 (print_sese): Declare.
16678 (dump_edge): Declare.
16679 (dump_sese): Declare.
16681 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16682 Sebastian Pop <s.pop@samsung.com>
16684 * Makefile.in: Set ISLVER in site.exp.
16686 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16688 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16689 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16690 through DECL_VALUE_EXPR for expansion.
16692 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16694 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16695 the frame info after reload completed.
16697 2016-01-25 Jeff Law <law@redhat.com>
16699 PR tree-optimization/69196
16700 PR tree-optimization/68398
16701 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16702 tree-ssa-threadupdate.c.
16703 (determine_bb_domination_status): Prototype
16704 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16705 (determine_bb_domination_status): No longer static.
16706 (valid_jump_thread_path): Remove code to detect characteristics
16707 of the jump thread path not associated with correctness.
16708 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16709 Correct test for thread path length. Count PHIs for real operands as
16710 statements that need to be copied. Do not count ASSERT_EXPRs.
16711 Look at all the blocks in the thread path. Compute and selectively
16712 filter thread paths based on threading through the latch, threading
16713 a multiway branch or crossing a multiway branch.
16715 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16717 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16718 decl with __attribute__ ((unused)) annotation.
16720 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16723 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16724 of operands is compatible with a statement vectype.
16726 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16728 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16729 improve wording for mixed storage order support.
16731 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16733 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16734 (vcvt_u64_f64): Likewise.
16735 (vcvta_s64_f64): Likewise.
16736 (vcvta_u64_f64): Likewise.
16737 (vcvtm_s64_f64): Likewise.
16738 (vcvtm_u64_f64): Likewise.
16739 (vcvtn_s64_f64): Likewise.
16740 (vcvtn_u64_f64): Likewise.
16741 (vcvtp_s64_f64): Likewise.
16742 (vcvtp_u64_f64): Likewise.
16744 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16746 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16747 (arc_init): Check validity mll64 option.
16748 (arc_save_restore): Use double load/store instruction.
16749 (arc_expand_movmem): Likewise.
16750 (arc_split_move): Don't split if we have double load/store
16751 instructions. Returns a boolean.
16752 (arc_process_double_reg_moves): Change function to return boolean
16753 instead of a sequence of instructions.
16754 (arc_dwarf_register_span): New function.
16755 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16756 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16757 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16758 (*movdf_insn): Likewise.
16759 * config/arc/arc.opt (mll64): New option.
16760 * config/arc/predicates.md (even_register_operand): New predicate.
16761 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16763 2016-01-25 Richard Biener <rguenther@suse.de>
16766 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16767 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16769 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16771 2016-01-25 Richard Biener <rguenther@suse.de>
16773 PR tree-optimization/69376
16774 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16776 (VN_INFO_ANTI_RANGE_P): New inline.
16777 (VN_INFO_RANGE_TYPE): Likewise.
16778 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16779 SSA_NAME_ANTI_RANGE_P.
16780 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16781 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16782 Properly query VN_INFO_RANGE_TYPE.
16784 2016-01-25 Nick Clifton <nickc@redhat.com>
16787 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16789 2016-01-23 Tom de Vries <tom@codesourcery.com>
16791 PR tree-optimization/69426
16792 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16795 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16797 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16798 "the the" with "the" in the comments.
16799 * ipa-devirt.c (build_type_inheritance_graph,
16800 update_type_inheritance_graph): Likewise.
16801 * tree.c (build_function_type_list_1): Likewise.
16802 * cfgloopmanip.c (scale_loop_profile): Likewise.
16803 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16804 * gimple-ssa-split-paths.c
16805 (find_block_to_duplicate_for_splitting_paths): Likewise.
16806 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16807 * expr.c (convert_move): Likewise.
16808 * var-tracking.c (vt_stack_adjustments): Likewise.
16809 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16810 * tree-vrp.c (test_for_singularity): Likewise.
16812 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16813 directly instead of building a temporary tree.
16816 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16817 remove <algorithm> include.
16819 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16822 * config/i386/i386.c: Include dojump.h.
16823 (expand_small_movmem_or_setmem,
16824 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16826 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16827 if dynamic_check != -1.
16829 2016-01-21 Jeff Law <law@redhat.com>
16831 PR middle-end/69347
16832 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16833 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16834 into dominated_by_p.
16835 (cprop_into_successor_phis): Avoid unnecessary tests.
16837 2016-01-22 Richard Henderson <rth@redhat.com>
16840 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16841 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16843 2016-01-22 Michael Matz <matz@suse.de>
16845 * system.h (string, algorithm): Include only conditionally.
16846 (new): Include always under C++.
16847 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16848 * final.c (toplevel): Ditto.
16849 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16850 * genconditions.c (write_header): Make gencondmd.c define
16852 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16854 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16855 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16857 2016-01-22 Christian Bruel <christian.bruel@st.com>
16860 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16862 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16865 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16866 define_insn_and_split. Ensure operands[1] and operands[0] do not
16867 get assigned the same register.
16869 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16871 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16873 2016-01-22 Christian Bruel <christian.bruel@st.com>
16875 * config/arm/arm-c.c (arm_pragma_target_parse):
16876 Remove warn_builtin_macro_redefined overwrite.
16878 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16880 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16881 flag_non_call_exceptions compatibility.
16883 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16886 * dwarf2out.c (add_child_die_after): New function.
16887 (dwarf_qual_info_t): New type.
16888 (dwarf_qual_info): New variable.
16889 (qualified_die_p): New function.
16890 (modified_type_die): For -fdebug-types-section, ensure
16891 canonical order of qualifiers. Put qualified DIEs adjacent
16892 to the corresponding non-qualified type DIE and search there
16893 for existing qualified DIEs.
16895 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16897 * doc/extend.texi (scalar_storage_order type attribute): Document
16898 restriction on type punning and aliasing, and remove future tense.
16900 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16903 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16906 2016-01-21 Jeff Law <law@redhat.com>
16908 PR middle-end/69347
16909 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16910 useless call to record_temporary_equivalences.
16911 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16912 allocate 10 slots in the bb_path vector and let it grow as needed.
16913 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16916 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16918 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16920 * configure: Regenerate.
16922 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16924 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16925 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16927 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16929 PR middle-end/66178
16930 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16931 drop EXPAND_INITIALIZER.
16932 * rtl.h (contains_symbolic_reference_p): Declare.
16933 * rtlanal.c (contains_symbolic_reference_p): New function.
16934 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16935 a subtraction into a NOT if symbolic constants are involved.
16937 2016-01-21 Anton Blanchard <anton@samba.org>
16938 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16941 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16943 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16946 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16948 * config/microblaze/microblaze.c
16949 (get_branch_target): New.
16950 (insert_wic_for_ilb_runout): New.
16952 (microblaze_machine_dependent_reorg): New.
16953 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16954 * config/microblaze/microblaze.md
16955 (UNSPEC_IPREFETCH): Define.
16956 (iprefetch): New pattern
16957 * config/microblaze/microblaze.opt
16958 (mxl-prefetch): New flag.
16960 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16962 * config/microblaze/microblaze.h
16963 (FIXED_REGISTERS): Update in macro.
16964 (CALL_USED_REGISTERS): Update in macro.
16966 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16968 PR rtl-optimization/68920
16969 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16972 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16974 PR rtl-optimization/68990
16975 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16976 pseudo instead of inheritance ones.
16978 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16979 Nick Clifton <nickc@redhat.com>
16983 * config/mips/mips.c (mips_compute_frame_info): Initialise
16984 args_size and hard_frame_pointer_offset fields of the frame
16985 structure before calling mips_global_pointer.
16987 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16989 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16991 * configure: Regenerate.
16993 2016-01-21 Richard Biener <rguenther@suse.de>
16995 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16997 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16999 * config/s390/s390.c (s390_asm_declare_function_size): Add code
17000 to actually emit the .size directive.
17002 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
17003 Jakub Jelinek <jakub@redhat.com>
17007 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17008 args array size by one to avoid buffer overflow.
17010 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17012 * config/s390/s390.md (pool_section_start): Use switch_to_section
17013 to select proper read-only data section instead of hardcoding
17015 (pool_section_end): Use switch_to_section to match the above.
17017 2016-01-21 Richard Biener <rguenther@suse.de>
17019 PR tree-optimization/69378
17020 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17021 (set_ssa_val_to): Use it for dominance checks taking into
17022 account not executable edges.
17024 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17027 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17028 for bitsize instead of GET_MODE_PRECISION (mode).
17030 2016-01-20 Martin Sebor <msebor@redhat.com>
17033 * extend.texi (__sync Builtins): Clarify the semantics of
17034 __sync_fetch_and_OP built-ins on pointers.
17035 (__atomic Builtins): Same.
17037 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17038 Sebastian Pop <s.pop@samsung.com>
17040 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17041 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17042 (is_valid_rename): Same.
17043 (translate_isl_ast_to_gimple::get_rename): Same.
17044 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17045 (translate_isl_ast_to_gimple::rename_uses): Same.
17046 (get_new_name): Check for close_phi nodes.
17047 (copy_loop_phi_args): Use phi_node_kind.
17048 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17049 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17052 Sebastian Pop <s.pop@samsung.com>
17054 Revert commit r229783.
17055 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17056 Remove use of parameter_rename_map.
17057 (copy_def): Remove.
17058 (copy_internal_parameters): Remove.
17059 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17060 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17061 (free_sese_info): Do not free parameter_rename_map.
17062 (set_rename): Do not use parameter_rename_map.
17063 (rename_uses): Update call to set_rename.
17064 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17065 * sese.h (parameter_rename_map_t): Remove.
17066 (struct sese_info_t): Remove field parameter_rename_map.
17068 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17069 Sebastian Pop <s.pop@samsung.com>
17071 * graphite-isl-ast-to-gimple.c: Fix comment.
17072 * graphite-scop-detection.c (defined_in_loop_p): New.
17073 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17074 names defined in loop.
17076 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17077 Sebastian Pop <s.pop@samsung.com>
17079 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17080 Discard unstructured if-then-else regions.
17082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17083 Sebastian Pop <s.pop@samsung.com>
17085 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17086 (cleanup_loop_iter_dom): Remove.
17087 (build_loop_iteration_domains): Remove.
17088 (build_scop_context): Remove.
17089 (build_scop_iteration_domain): Remove.
17090 (add_loop_constraints): New.
17091 (build_iteration_domains): New.
17092 (build_poly_scop): Call build_iteration_domains.
17094 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17095 Sebastian Pop <s.pop@samsung.com>
17097 * graphite-scop-detection.c
17098 (scop_detection::harmful_loop_in_region): Free dom and loops.
17099 (scop_detection::loop_body_is_valid_scop): Free bbs.
17101 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17102 Sebastian Pop <s.pop@samsung.com>
17104 * graphite-scop-detection.c (record_loop_in_sese): New.
17105 (gather_bbs::before_dom_children): Call record_loop_in_sese.
17106 (build_scops): Remove call to build_sese_loop_nests.
17107 * sese.c (sese_record_loop): Remove.
17108 (build_sese_loop_nests): Remove.
17109 (new_sese_info): Remove region->loops.
17110 (free_sese_info): Same.
17111 * sese.h (sese_contains_loop): Same.
17112 (build_sese_loop_nests): Remove.
17113 (sese_contains_loop): Remove.
17115 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17116 Sebastian Pop <s.pop@samsung.com>
17118 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
17119 loop_is_valid_in_scop.
17120 (scop_detection::harmful_stmt_in_region): Renamed
17121 harmful_loop_in_region.
17122 Call loop_is_valid_in_scop.
17124 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17125 Sebastian Pop <s.pop@samsung.com>
17127 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
17130 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17131 Sebastian Pop <s.pop@samsung.com>
17133 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
17134 * graphite.h (struct poly_bb): Remove field is_reduction.
17135 (PBB_IS_REDUCTION): Remove.
17137 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17138 Sebastian Pop <s.pop@samsung.com>
17140 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
17141 (add_pdr_constraints): Same.
17142 (scop_get_reads): Same.
17143 (scop_get_must_writes): Same.
17144 (scop_get_may_writes): Same.
17145 (scop_get_original_schedule): Same.
17146 (extend_schedule): Same.
17147 (apply_schedule_on_deps): Same.
17148 (carries_deps): Same.
17149 (compute_deps): Same.
17150 (scop_get_dependences): Same.
17151 * graphite-isl-ast-to-gimple.c
17152 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
17153 * graphite-optimize-isl.c (get_schedule_for_band): Same.
17154 (get_schedule_for_band_list): Same.
17155 (get_schedule_map): Same.
17156 (apply_schedule_map_to_scop): Same.
17157 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
17158 (build_loop_iteration_domains): Same.
17159 (add_condition_to_pbb): Same.
17160 (add_param_constraints): Same.
17161 (pdr_add_memory_accesses): Same.
17162 (pdr_add_data_dimensions): Same.
17164 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17166 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
17169 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17171 * common.opt (feliminate-dwarf2-dups): Replace references to
17172 "DWARF 2" with just "DWARF".
17173 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
17174 * doc/extend.texi: Likewise.
17175 * doc/cpp.texi: Likewise.
17176 * doc/invoke.texi: Likewise.
17177 (Option Summary): Add -gdwarf to list of Debugging Options.
17178 (Debugging Options): Document -gdwarf.
17179 * doc/contrib.texi: Spell "DWARF" like that.
17181 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17183 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
17184 warning. Fix up formatting.
17186 PR middle-end/67653
17187 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
17188 attempt to mark memory input operand addressable and
17189 call prepare_gimple_addressable in that case. Don't adjust
17190 input_location for diagnostics, use error_at instead.
17192 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
17194 * config/rs6000/ppc-auxv.h: New file.
17195 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
17196 (cpu_is): Likewise.
17197 (cpu_supports): Likewise.
17198 * config/rs6000/rs6000.c: include "ppc-auxv.h".
17199 (cpu_is_info): New variable.
17200 (cpu_supports_info): Likewise.
17201 (tcb_verification_symbol): Likewise.
17202 (cpu_builtin_p): Likewise.
17203 (cpu_expand_builtin): New function.
17204 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
17205 (rs6000_init_builtins): Likewise.
17206 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
17207 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
17208 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
17209 * configure: Regenerate.
17210 * config.in: Likewise.
17211 * doc/extend.texi (PowerPC Built-in Functions): Document
17212 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
17214 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
17217 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
17219 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
17222 2016-01-20 Richard Henderson <rth@redhat.com>
17228 * tree.c (tm_define_builtin): New.
17229 (find_tm_vector_type): New.
17230 (build_tm_vector_builtins): New.
17231 (build_common_builtin_nodes): Call it.
17233 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
17235 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
17236 (arm_fp_ok): Likewise.
17237 (arm_fp): Likewise.
17238 (arm_crypto): Likewise.
17240 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
17241 Richard Biener <rguenther@suse.de>
17243 PR tree-optimization/69328
17244 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
17245 vectors have same number of elements.
17246 (vectorizable_condition): Fix masked version recognition.
17248 2016-01-20 Richard Biener <rguenther@suse.de>
17250 PR tree-optimization/69345
17251 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
17252 (VN_INFO_PTR_INFO): Likewise.
17253 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
17254 info when it is equal between non-dominating SSA names.
17255 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17256 Make sure to look at original SSA infos.
17258 2016-01-20 Jeff Law <law@redhat.com>
17261 * config/m68k/predicates.md (pow2_m1_operand): New predicate
17263 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
17264 (pc_or_label_operand): New predicate.
17265 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
17266 tests for small integers that are 2^n - 1.
17268 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
17270 * doc/invoke.texi (Options Summary): Add '.' after @xref.
17272 2016-01-19 Jeff Law <law@redhat.com>
17274 PR middle-end/69347
17275 * tree-ssa-threadbackwards.c
17276 (fsm_find_control_statement_thread_paths): Do not try to lookup
17277 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
17279 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
17281 * doc/lto.texi: Remove text that says only Gold has linker plugin
17284 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
17286 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
17287 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
17288 the DIE accordingly.
17289 (modified_type_die): Add REVERSE parameter and pass it recursively,
17290 as well as to base_type_die. Adjust presence check accordingly.
17291 (base_type_for_mode): Adjust call to modified_type_die.
17292 (add_type_attribute): Add REVERSE parameter and pass it to
17294 (generic_parameter_die): Adjust call to add_type_attribute.
17295 (add_scalar_info): Likewise.
17296 (add_subscript_info): Likewise.
17297 (gen_array_type_die): Likewise.
17298 (gen_descr_array_type_die): Likewise.
17299 (gen_entry_point_die): Likewise.
17300 (gen_enumeration_type_die): Likewise.
17301 (gen_formal_parameter_die): Likewise.
17302 (gen_subprogram_die): Likewise.
17303 (gen_variable_die ): Likewise.
17304 (gen_const_die): Likewise.
17305 (gen_field_die): Likewise.
17306 (gen_pointer_type_die): Likewise.
17307 (gen_reference_type_die): Likewise.
17308 (gen_ptr_to_mbr_type_die): Likewise.
17309 (gen_inheritance_die): Likewise.
17310 (gen_subroutine_type_die): Likewise.
17311 (gen_typedef_die): Likewise.
17312 (force_type_die): Adjust call to modified_type_die.
17314 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
17316 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
17317 flow throughout the file. Fix broken link to Objective-C 2.0
17319 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
17322 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17324 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
17326 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17329 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
17330 (maybe_record_node): Record cxa_pure_virtual as the only possible
17331 target if there are not ohter candidates.
17332 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
17334 2016-01-19 Richard Biener <rguenther@suse.de>
17336 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
17337 (get_memory_order): Likewise.
17339 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
17341 * tree-vect-stmts.c (vectorizable_store): Check
17344 2016-01-19 David Malcolm <dmalcolm@redhat.com>
17347 * gcc.c (driver::decode_argv): Add call to
17348 init_opts_obstack before init_options_struct.
17349 * opts.c (init_opts_obstack): Remove idempotency.
17350 (init_options_struct): Replace call to init_opts_obstack
17351 with a gcc_assert to verify that it has already been called.
17352 * toplev.c (toplev::main): Add call to init_opts_obstack before
17353 calls to init_options_struct.
17354 (toplev::finalize): Move cleanup of opts_obstack next to
17355 cleanup of save_decoded_options, clearing the latter, and
17356 save_decoded_options_count.
17358 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17361 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
17362 attribute to unconditional. Remove %? from output template.
17364 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17365 Jiong Wang <jiong.wang@arm.com>
17367 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
17368 generated from different expand order.
17370 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17372 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17373 Add support for CCMP costing.
17375 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17377 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
17378 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
17379 (fccmpe<mode>): Likewise.
17380 (fcmp): Rename to fcmp and globalize pattern.
17382 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
17383 (aarch64_gen_ccmp_next): Add FP support.
17385 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17387 * target.def (gen_ccmp_first): Update documentation.
17388 (gen_ccmp_next): Likewise.
17389 * doc/tm.texi (gen_ccmp_first): Update documentation.
17390 (gen_ccmp_next): Likewise.
17391 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
17392 expand_ccmp_expr_1. Improve comments.
17393 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
17394 (ccmp_ior<mode>): Remove pattern.
17395 (cmp<mode>): Remove expand.
17396 (cmp): Globalize pattern.
17397 (cstorecc4): Use cc_register.
17398 (mov<mode>cc): Remove ccmp_cc_register check.
17399 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
17400 Simplify after removal of CC_DNE/* modes.
17401 (aarch64_ccmp_mode_to_code): Remove.
17402 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
17403 In 'k' case use integer as condition.
17404 (aarch64_nzcv_codes): Remove inverted cases.
17405 (aarch64_code_to_ccmode): Remove.
17406 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
17407 comparison with CC register to be used in folowing CCMP/branch/CSEL.
17408 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
17409 pattern. Return the comparison with CC register. Invert conditions
17410 when bitcode is OR.
17411 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
17412 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
17414 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17416 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
17417 instrumented_version.
17419 2016-01-19 Richard Biener <rguenther@suse.de>
17421 PR tree-optimization/69336
17422 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
17423 handled components with get_ref_base_and_extent.
17424 (equal_mem_array_ref_p): Adjust.
17426 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17429 * shrink-wrap.c: Include valtrack.h.
17430 (move_insn_for_shrink_wrap): Add DEBUG argument. If
17431 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
17432 in between insn and where it will be moved to. Call
17433 dead_debug_insert_temp.
17434 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
17435 first and dead_debug_local_finish at the end.
17436 For uses and defs bitmap, handle all regs in between REGNO and
17437 END_REGNO, not just the first one.
17439 2016-01-19 Richard Biener <rguenther@suse.de>
17441 PR tree-optimization/69352
17442 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
17443 (equal_mem_array_ref_p): Constrain size and max size properly.
17444 Compare the reverse flag.
17446 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
17448 * ira.c (ira): Update regstat data if we deleted insns.
17450 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17452 PR rtl-optimization/68955
17453 PR rtl-optimization/64557
17454 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
17455 here. Fix up formatting.
17456 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
17458 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17461 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
17462 assume that the node has body.
17463 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
17466 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17468 * lto-streamer-out.c (lto_output): Do not stream instrumentation
17471 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17473 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
17474 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
17476 2016-01-19 Martin Jambor <mjambor@suse.cz>
17477 Martin Liska <mliska@suse.cz>
17478 Michael Matz <matz@suse.de>
17480 * Makefile.in (OBJS): Add new source files.
17481 (GTFILES): Add hsa.c.
17482 * common.opt (disable_hsa): New variable.
17483 (-Whsa): New warning.
17484 * config.in (ENABLE_HSA): New.
17485 * configure.ac: Treat hsa differently from other accelerators.
17486 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
17487 $enable_offloading.
17488 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
17489 * doc/install.texi (Configuration): Document --with-hsa-runtime,
17490 --with-hsa-runtime-include, --with-hsa-runtime-lib and
17491 --with-hsa-kmt-lib.
17492 * doc/invoke.texi (-Whsa): Document.
17493 (hsa-gen-debug-stores): Likewise.
17494 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17495 to invoke offload compiler for hsa acclerator.
17496 * opts.c (common_handle_option): Determine whether HSA offloading
17497 should be performed.
17498 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17499 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17500 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17501 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17502 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17503 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17504 GF_OMP_FOR_KIND_GRID_LOOP.
17505 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17506 (pp_gimple_stmt_1): Likewise.
17507 * gimple-walk.c (walk_gimple_stmt): Likewise.
17508 * gimple.c (gimple_build_omp_grid_body): New function.
17509 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17510 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17511 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17512 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17513 GF_OMP_TEAMS_GRID_PHONY.
17514 (gimple_statement_omp_single_layout): Updated comments.
17515 (gimple_build_omp_grid_body): New function.
17516 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17517 (gimple_omp_for_grid_phony): New function.
17518 (gimple_omp_for_set_grid_phony): Likewise.
17519 (gimple_omp_parallel_grid_phony): Likewise.
17520 (gimple_omp_parallel_set_grid_phony): Likewise.
17521 (gimple_omp_teams_grid_phony): Likewise.
17522 (gimple_omp_teams_set_grid_phony): Likewise.
17523 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17524 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17525 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17526 (BUILT_IN_GOMP_TARGET): Updated type.
17527 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17528 (adjust_for_condition): New function.
17529 (get_omp_for_step_from_incr): Likewise.
17530 (extract_omp_for_data): Moved parts to adjust_for_condition and
17531 get_omp_for_step_from_incr.
17532 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17533 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17534 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17535 (scan_omp_parallel): Do not create child functions for phony
17537 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17538 (scan_omp_1_op): Checking assert we are not remapping to
17539 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17540 (parallel_needs_hsa_kernel_p): New function.
17541 (expand_parallel_call): Register apprpriate parallel child
17542 functions as HSA kernels.
17543 (grid_launch_attributes_trees): New type.
17544 (grid_attr_trees): New variable.
17545 (grid_create_kernel_launch_attr_types): New function.
17546 (grid_insert_store_range_dim): Likewise.
17547 (grid_get_kernel_launch_attributes): Likewise.
17548 (get_target_argument_identifier_1): Likewise.
17549 (get_target_argument_identifier): Likewise.
17550 (get_target_argument_value): Likewise.
17551 (push_target_argument_according_to_value): Likewise.
17552 (get_target_arguments): Likewise.
17553 (expand_omp_target): Call get_target_arguments instead of looking
17554 up for teams and thread limit.
17555 (grid_expand_omp_for_loop): New function.
17556 (grid_arg_decl_map): New type.
17557 (grid_remap_kernel_arg_accesses): New function.
17558 (grid_expand_target_kernel_body): New function.
17559 (expand_omp): Call it.
17560 (lower_omp_for): Do not emit phony constructs.
17561 (lower_omp_taskreg): Do not emit phony constructs but create for them
17562 a temporary variable receiver_decl.
17563 (lower_omp_taskreg): Do not emit phony constructs.
17564 (lower_omp_teams): Likewise.
17565 (lower_omp_grid_body): New function.
17566 (lower_omp_1): Call it.
17567 (grid_reg_assignment_to_local_var_p): New function.
17568 (grid_seq_only_contains_local_assignments): Likewise.
17569 (grid_find_single_omp_among_assignments_1): Likewise.
17570 (grid_find_single_omp_among_assignments): Likewise.
17571 (grid_find_ungridifiable_statement): Likewise.
17572 (grid_target_follows_gridifiable_pattern): Likewise.
17573 (grid_remap_prebody_decls): Likewise.
17574 (grid_copy_leading_local_assignments): Likewise.
17575 (grid_process_kernel_body_copy): Likewise.
17576 (grid_attempt_target_gridification): Likewise.
17577 (grid_gridify_all_targets_stmt): Likewise.
17578 (grid_gridify_all_targets): Likewise.
17579 (execute_lower_omp): Call grid_gridify_all_targets.
17580 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17581 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17582 (tree_omp_clause): Added union field dimension.
17583 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17584 * tree.c (omp_clause_num_ops): Added number of arguments of
17585 OMP_CLAUSE__GRIDDIM_.
17586 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17587 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17588 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17589 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17590 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17591 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17592 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17593 * tree-pass.h (make_pass_gen_hsail): Declare.
17594 (make_pass_ipa_hsa): Likewise.
17595 * ipa-hsa.c: New file.
17596 * lto-section-in.c (lto_section_name): Add hsa section name.
17597 * lto-streamer.h (lto_section_type): Add hsa section.
17598 * timevar.def (TV_IPA_HSA): New.
17599 * hsa-brig-format.h: New file.
17600 * hsa-brig.c: New file.
17601 * hsa-dump.c: Likewise.
17602 * hsa-gen.c: Likewise.
17605 * toplev.c (compile_file): Call hsa_output_brig.
17606 * hsa-regalloc.c: New file.
17608 2016-01-18 Jeff Law <law@redhat.com>
17610 PR tree-optimization/69320
17611 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17612 ranged object, do nothing if the RHS constant is not [0..1].
17613 (optimize_stmt): Comparing a boolean ranged object against a
17614 constant outside [0..1] results in a compile-time constant.
17616 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17619 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17621 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17622 (Option Summary): Update to reflect new section and moved options.
17623 (C++ Dialect Options): Move -fstats to new section.
17624 (Debugging Options): Move all dump, statistics, and other GCC
17625 developer options to new section. Rewrite section introduction
17626 and re-order remaining options to put the more basic ones first.
17627 (Optimization Options): Move -fira-verbose and -flto-report* to
17629 (Developer Options): New section incorporating moved options.
17630 * doc/cppopts.texi (-dM): Update cross-reference.
17632 2016-01-18 Richard Henderson <rth@redhat.com>
17635 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17636 operands to pseudo only if CSE is expected. Split long immediate
17637 operands only after reload, and for the stack pointer.
17638 (*add<GPI>3_pluslong): Remove.
17639 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17640 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17641 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17642 (*add<GPI>3 peepholes): New.
17643 (*add<GPI>3 splitters): New.
17644 * config/aarch64/constraints.md (Upl): New.
17645 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17647 2016-01-18 Richard Biener <rguenther@suse.de>
17649 PR tree-optimization/69297
17650 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17652 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17654 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17656 PR middle-end/68542
17657 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17658 of mixind vector and scalar types.
17659 (fold_relational_const): Add handling of vector
17660 comparison with boolean result.
17661 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17662 comparison of vector operands with boolean result for EQ/NE only.
17663 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17664 (verify_gimple_cond): Likewise.
17665 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17668 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17670 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17673 2016-01-18 Richard Biener <rguenther@suse.de>
17675 PR middle-end/69308
17676 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17678 2016-01-18 Tom de Vries <tom@codesourcery.com>
17680 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17682 2016-01-18 Tom de Vries <tom@codesourcery.com>
17684 * omp-low.c (set_oacc_fn_attrib): Make extern.
17685 * omp-low.h (set_oacc_fn_attrib): Declare.
17686 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17687 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17688 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17689 Add and handle function parameter oacc_kernels_p.
17690 (find_reduc_addr, get_omp_data_i_param): New function.
17691 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17692 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17693 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17694 Calculate dominance info. Skip loops that are not in a kernels region
17695 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17696 (pass_parallelize_loops::execute): Call parallelize_loops with
17697 oacc_kernels_p argument.
17698 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17699 New member function.
17700 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17701 * passes.def: Add argument to pass_parallelize_loops instantation.
17703 2016-01-18 Tom de Vries <tom@codesourcery.com>
17705 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17706 pass_parallelize_loops to be run outside the loop pipeline.
17708 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17710 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17711 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17713 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17716 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17717 using get_ref_base_and_extent.
17718 (equal_mem_array_ref_p): New.
17719 (hashable_expr_equal_p): Add call to previous.
17721 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17724 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17725 (sra_initialize): Allocate disqualified_constants.
17726 (sra_deinitialize): Free disqualified_constants.
17727 (disqualify_candidate): Update disqualified_constants when appropriate.
17728 (create_access): Scan for constant-pool entries as we go along.
17729 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17730 (maybe_add_sra_candidate): Allow constant-pool entries.
17731 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17732 (initialize_constant_pool_replacements): New.
17733 (sra_modify_assign): Avoid mangling assignments created by previous,
17734 and don't generate writes into constant pool.
17735 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17737 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17739 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17740 andnot instruction.
17741 (scalar_chain::convert_op): Likewise.
17742 * config/i386/i386.md (*andndi3_doubleword): New.
17744 2016-01-18 Richard Biener <rguenther@suse.de>
17746 PR tree-optimization/69170
17747 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17748 building a vector from scalar results of a pattern stmt.
17750 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17752 * haifa-sched.c (autopref_multipass_init): Work around
17753 -Wmaybe-uninitialized warning.
17755 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17757 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17758 against the constant 0.
17760 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17762 PR tree-optimization/68799
17763 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17764 look up phi candidates in the statement-candidate map.
17765 (phi_add_costs): Likewise.
17766 (record_phi_increments): Likewise.
17767 (phi_incr_cost): Likewise.
17768 (ncd_with_phi): Likewise.
17769 (all_phi_incrs_profitable): Likewise.
17771 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17773 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17774 -Wmaybe-uninitialized warning.
17776 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17778 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17779 (Option Summary): Update to reflect new section and moved options.
17780 (C++ Dialect Options): Move -fvtable-verify and related options.
17781 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17782 and profiling-related options.
17783 (Optimization Options): Move profile generation options and
17784 -fstack-protector and related options.
17785 (Instrumentation Options): New section incorporating moved options.
17786 (Code Generation Options): Move -finstrument-functions and
17787 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17789 2016-01-16 Tom de Vries <tom@codesourcery.com>
17791 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17793 2016-01-16 Tom de Vries <tom@codesourcery.com>
17795 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17797 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17799 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17800 that checks whether the table is already empty. Rename the
17801 original implementation to...
17802 (hash_table::empty_slot): ...this new private function.
17804 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17806 PR diagnostic/68899
17807 * diagnostic-show-locus.c (layout::print_source_line): Move x
17808 offset of line until after call to
17809 get_line_width_without_trailing_whitespace.
17811 2016-01-15 Jeff Law <law@redhat.com>
17813 PR tree-optimization/69270
17814 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17815 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17816 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17817 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17818 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17819 ssa_name_has_boolean_range and constant_boolean_node.
17821 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17823 PR rtl-optimization/69030
17824 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17826 (spill_pseudos): Delete debug insn for dead pseudo.
17827 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17829 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17831 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17833 (TYPES_UNOPUS): Likewise.
17834 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17835 builtin type, from UNOP to UNOPUS.
17836 (lbtruncuv4sf): Likewise.
17837 (lbtruncuv2df): Likewise.
17838 (lrounduv2sf): Likewise.
17839 (lrounduv4sf): Likewise.
17840 (lrounduv2df): Likewise.
17841 (lroundusf): Likewise.
17842 (lroundusf): Likewise.
17843 (lceiluv2sf): Likewise.
17844 (lceiluv4sf): Likewise.
17845 (lceiluv2df): Likewise.
17846 (lceilusf): Likewise.
17847 (lceiludf): Likewise.
17848 (lflooruv2sf): Likewise.
17849 (lflooruv4sf): Likewise.
17850 (lflooruv2df): Likewise.
17851 (lfloorusf): Likewise.
17852 (lfloorudf): Likewise.
17853 (lfrintnuv2sf): Likewise.
17854 (lfrintnuv4sf): Likewise.
17855 (lfrintnuv2df): Likewise.
17856 (lfrintnusf): Likewise.
17857 (lfrintnudf): Likewise.
17858 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17860 (vcvtq_u32_f32): Likewise.
17861 (vcvtq_u64_f64): Likewise.
17862 (vcvta_u32_f32): Likewise.
17863 (vcvtaq_u32_f32): Likewise.
17864 (vcvtaq_u64_f64): Likewise.
17865 (vcvtm_u32_f32): Likewise.
17866 (vcvtmq_u32_f32): Likewise.
17867 (vcvtmq_u64_f64): Likewise.
17868 (vcvtn_u32_f32): Likwise.
17869 (vcvtnq_u32_f32): Likewise.
17870 (vcvtnq_u64_f64): Likewise.
17871 (vcvtp_u32_f32): Likewise.
17872 (vcvtpq_u32_f32): Likewise.
17873 (vcvtpq_u64_f64): Likewise.
17874 (vcvtmd_u64_f64): Likewise.
17875 (vcvtms_u32_f32): Likewise.
17876 (vcvtad_u64_f64): Likewise.
17877 (vcvtas_u32_f32): Likewise.
17878 (vcvtnd_u64_f64): Likewise.
17879 (vcvtns_u32_f32): Likewise.
17880 (vcvtpd_u64_f64): Likewise.
17881 (vcvtps_u32_f32): Likewise.
17883 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17885 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17886 CSEL of zero_extended registers.
17888 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17890 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17891 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17893 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17895 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17896 false when argument string is not found in the attributes table
17899 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17902 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17903 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17904 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17905 precision estimate.
17907 2016-01-15 Richard Biener <rguenther@suse.de>
17909 PR tree-optimization/66856
17910 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17911 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17912 (vect_create_new_slp_node): Increment stmt reference count.
17913 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17914 an SLP tree before swapping operands.
17915 (vect_build_slp_tree): Likewise.
17916 (destroy_bb_vec_info): Free stmt info after SLP instances.
17917 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17918 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17919 (STMT_VINFO_NUM_SLP_USES): New macro.
17921 2016-01-15 Richard Biener <rguenther@suse.de>
17924 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17925 (add_linkage_name): ... here.
17926 (gen_typedef_die): Use add_linkage_name_raw instead of
17927 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17930 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17932 * gimplify.c (oacc_default_clause): Decode reference and pointer
17933 types for both kernels and parallel regions.
17935 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17937 PR middle-end/69246
17938 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17940 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17942 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17943 (convert_scalars_to_vector): Likewise.
17945 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17947 * doc/extend.texi (Type Traits): Fix grammar.
17949 2016-01-15 Martin Jambor <mjambor@suse.cz>
17951 * tree-inline.c (remap_decl): Use existing dclarations if
17952 remapping a type and prevent_decl_creation_for_types.
17953 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17954 decls first. Do real remapping with
17955 prevent_decl_creation_for_types set.
17956 * tree-inline.h (copy_body_data): New field
17957 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17960 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17962 * config/s390/s390.opt (mmvcle): More verbose help text.
17964 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17966 * config/s390/s390.opt: Add period to -mzvector option text.
17968 2016-01-15 Richard Biener <rguenther@suse.de>
17970 PR tree-optimization/68961
17971 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17972 of invariants in stores again.
17974 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17976 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17978 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17980 * config/i386/i386.c (ix86_expand_branch): Don't split
17981 DI mode xor instruction to SI mode.
17983 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17986 * ipa-icf.c (sem_function::merge): Virtual functions may become
17987 reachable even if they address is not taken and there are no
17990 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17992 * lto-streamer-out.c (subtract_estimated_size): New function.
17993 (get_symbol_initial_value): Use it.
17995 2016-01-15 Christian Bruel <christian.bruel@st.com>
17998 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17999 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
18000 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
18001 use add_builtin_function_ext_scope instead of add_builtin_function.
18002 (neon_set_p, neon_crypto_set_p): Remove.
18003 (arm_init_builtins): Always call arm_init_neon_builtins and
18004 arm_init_crypto_builtins.
18005 (arm_expand_builtin): Check that builtins are allowed for the arch.
18006 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18007 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18008 arm_init_neon_builtins call.
18010 2016-01-15 Richard Biener <rguenther@suse.de>
18012 PR tree-optimization/69117
18013 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18014 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18015 of the leader conservatively.
18016 (free_scc_vn): Restore original SSA name infos.
18018 2016-01-14 Jeff Law <law@redhat.com>
18020 PR tree-optimization/69270
18021 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18022 single bit of precision, verify it's also unsigned.
18023 (record_edge_info): Use constant_boolean_node rather than fold_convert
18024 to convert boolean_true/boolean_false to the right type.
18026 2016-01-14 Richard Henderson <rth@redhat.com>
18029 * loop-doloop.c (record_reg_sets): New.
18030 (doloop_optimize): Reject the transform if the sequence
18031 clobbers registers live at the end of the loop block.
18032 (doloop_optimize_loops): Enable df_live if needed.
18034 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18036 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18037 * config/rs6000/rs6000.c: Likewise.
18038 * config/rs6000/rs6000.h: Likewise.
18039 * config/rs6000/rs6000.md: Likewise.
18040 * doc/extend.texi: Likewsie.
18042 2016-01-14 Jeff Law <law@redhat.com>
18044 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18047 2016-01-14 Richard Henderson <rth@redhat.com>
18051 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18052 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18053 instead of builtin_decl_declared_p to test for declaration.
18055 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18057 * doc/loop.texi (Loop Analysis and Representation): Document
18058 loop_depth function.
18060 2016-01-14 Tom de Vries <tom@codesourcery.com>
18062 PR tree-optimization/68773
18063 * omp-low.c (expand_omp_target): Don't set force_output.
18064 * varpool.c (varpool_node::get_create): Same.
18065 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18066 offload_funcs with force_output.
18068 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18071 * lra-eliminations.c (move_plus_up): Don't change anything if either
18072 the outer or inner subreg mode is not MODE_INT.
18073 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18074 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18076 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18078 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18079 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18080 reduc_uplus_@var{m}): Remove.
18081 * expr.c (expand_expr_real_2): Remove expansion path for
18082 reduc_[us](min|max|plus) optabs.
18083 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18084 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18085 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18086 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18087 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18088 reduc_[us](min|max|plus) optabs.
18090 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18092 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18093 (reduc_plus_scal_v2sf): New.
18094 (reduc_smax_v2sf): Rename to...
18095 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18096 (reduc_smin_v2sf): Rename to...
18097 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
18099 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
18101 * alias.c (compare_base_symbol_refs): New function.
18102 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
18105 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18107 PR middle-end/68146
18108 PR tree-optimization/69155
18109 * tree-complex.c: Include cfganal.h.
18110 (phis_to_revisit): New variable.
18111 (extract_component): Add phiarg_p argument. Assert that returned
18112 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
18113 (update_phi_components): Partly rewrite to use loop over real/imag
18114 components instead of code duplication. If extract_component returns
18115 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
18116 create_tmp_reg into the PHI node instead, and mention the phi triplet
18117 in phis_to_revisit.
18118 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
18119 in phis_to_revisit at the end.
18121 2016-01-14 Richard Biener <rguenther@suse.de>
18123 PR tree-optimization/68060
18124 * tree-vect-loop.c (vect_is_simple_reduction): Check the
18125 outer loop reduction is only used in the inner loop before
18126 detecting a double reduction.
18128 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18131 * combine.c (expand_field_assignment): Punt if compute_mode is
18132 unsupported scalar mode.
18134 2016-01-14 Richard Biener <rguenther@suse.de>
18136 PR tree-optimization/66856
18137 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
18138 SLP node only if it built successfully.
18139 (vect_analyze_slp_instance): Adjust.
18141 2016-01-14 Jeff Law <law@redhat.com>
18143 PR tree-optimization/69270
18144 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
18145 (record_edge_info): Use it. Convert boolean_{true,false}_node
18146 to the type of op0.
18148 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
18151 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
18152 use block_ultimate_origin
18153 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
18155 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18157 * doc/invoke.texi (Submodel Options): Rename section to
18158 "Machine-Dependent Options" to better reflect its content.
18159 Rewrite introductory text to remove archaic CPU names.
18162 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18164 * doc/invoke.texi (Code Gen Options): Move section up in file,
18165 before target-specific options. Update menu and option summary
18166 to reflect the new section ordering.
18168 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18170 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
18171 (C++ Dialect Options): Add cross-reference to -std option.
18172 * doc/standards.texi (C++ Language): Document C++14 support.
18174 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18176 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
18177 for pack/unpack functions for __ibm128.
18178 (PACK_IF): Likewise.
18179 (UNPACK_IF): Likewise.
18181 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
18182 support for __ibm128 pack/unpack functions.
18183 (rs6000_invalid_builtin): Likewise.
18184 (rs6000_init_builtins): Likewise.
18185 (rs6000_opt_masks): Likewise.
18187 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
18188 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
18190 (RS6000_BTM_COMMON): Likewise.
18192 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
18193 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
18194 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
18195 128-bit floating point. Add support for the double values to be
18196 in Altivec registers for TF/IF packing and unpacking, but restrict
18197 TD packing sub-fields to be FPR registers. Don't allow overlapped
18198 register support for packing. Allow pack inputs to be memory
18199 locations. Don't build generator functions for unpack<mode>_dm
18200 and unpack<mode>_nodm.
18201 (unpack<mode>_dm): Likewise.
18202 (unpack<mode>_nodm): Likewise.
18203 (pack<mode>): Likewise.
18205 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
18206 built-in functions to pack/unpack explicit __ibm128 values.
18207 (__builtin_unpack_ibm128): Likewise.
18209 * doc/extend.texi (PowerPC Built-in Functions): Document
18210 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
18212 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
18215 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
18216 Add new arg loc and pass it down as context.
18217 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
18218 to the location to use for the warning.
18219 (check_function_arguments): New arg loc. All callers changed. Pass
18220 it to check_function_nonnull.
18221 * c-common.h (check_function_arguments): Adjust declaration.
18223 2016-01-13 Jakub Jelinek <jakub@redhat.com>
18225 PR tree-optimization/69156
18226 * gimple.c (validate_type): Removed.
18227 (gimple_builtin_call_types_compatible_p): Use
18228 useless_type_conversion_p instead of validate_type.
18229 * value-prof.c (gimple_stringop_fixed_value): Fold
18230 icall_size to correct type.
18232 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18234 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
18237 2016-01-13 Richard Henderson <rth@redhat.com>
18240 * target.def (builtin_tm_load, builtin_tm_store): Remove.
18241 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
18242 (ix86_builtin_tm_store): Remove.
18243 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18244 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18245 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18246 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18247 * doc/tm.texi: Rebuild.
18249 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
18250 (BUILT_IN_TM_MEMCPY_RTWN): New.
18251 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
18252 fallback from vector to integer helpers.
18253 (build_tm_load): Handle vector types directly, instead of
18255 (build_tm_store): Likewise.
18256 (expand_assign_tm): Prepare for register types not handled by
18257 the above. Copy them to memory and use memcpy.
18258 * tree.c (tm_define_builtin): New.
18259 (find_tm_vector_type): New.
18260 (build_tm_vector_builtins): New.
18261 (build_common_builtin_nodes): Call it.
18263 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
18266 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
18268 2016-01-13 Tom de Vries <tom@codesourcery.com>
18270 PR tree-optimization/69169
18271 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
18272 handled_struct_type param.
18273 (create_variable_info_for, intra_create_variable_infos): Call
18274 create_variable_info_for_1 with extra arg.
18276 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
18278 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
18279 and "armv8.1-a+crc" entries.
18281 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
18284 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
18285 Change first operand predicate from register_or_constm1_operand
18286 to register_operand.
18287 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
18288 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
18289 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
18290 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
18291 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
18292 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
18293 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
18294 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
18295 comparison with constm1_rtx from vec_prefetch_gen part.
18297 2016-01-13 Richard Biener <rguenther@suse.de>
18299 PR tree-optimization/69013
18300 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
18301 Exchange assert for a test.
18303 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18306 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
18308 2016-01-13 Richard Biener <rguenther@suse.de>
18310 PR tree-optimization/69242
18311 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
18312 assert with a check.
18314 2016-01-13 Richard Biener <rguenther@suse.de>
18316 PR tree-optimization/69186
18317 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18318 Properly guard vect_update_misalignment_for_peel call.
18320 2016-01-12 Jeff Law <law@redhat.com>
18322 PR tree-optimization/pr67755
18323 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
18324 "need_profile_correction".
18325 (thread_block_1): Initialize new field to false by default. If we
18326 have multiple thread paths through a common joiner to different
18327 final targets, then set new field to true.
18328 (compute_path_counts): Only do count adjustment when it's really
18331 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18333 * doc/invoke.texi (Spec Files): Move section down in file, past
18334 all command-line option descriptions.
18336 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18338 PR middle-end/54809
18339 * doc/gty.texi: Remove documentation of mark_hook.
18340 * gengtype.c (struct write_types_data): Remove code to support
18341 mark_hook attribute.
18342 (walk_type): Likewise.
18343 (write_func_for_structure): Likewise.
18345 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18347 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
18348 Directory Options, and -specs= to Overall Options.
18349 (Overall Options): Adjust similarly. Reorder to group related
18350 options together. Make -specs= cross-reference the spec file details.
18351 (Directory Options): Adjust similarly.
18353 2016-01-12 Jeff Law <law@redhat.com>
18355 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
18357 2016-01-12 Olivier Hainque <hainque@adacore.com>
18359 * gcc.c (spec_undefvar_allowed): New global.
18360 (process_command): Set to true when running for --version or --help,
18362 (getenv_spec_function): When the variable is not defined, use the
18363 variable name as the variable value if we're allowed not to issue
18366 2016-01-12 Bin Cheng <bin.cheng@arm.com>
18368 PR tree-optimization/68911
18369 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
18370 information computed for expression "init + nit * step".
18372 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18374 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
18375 about name of GCC executable. Remove deleted node from menu.
18376 (Directory Options) <-B>: Remove cross-reference to deleted node.
18377 (Target Options): Delete section.
18379 2016-01-12 Christian Bruel <christian.bruel@st.com>
18382 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
18383 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
18385 2016-01-12 Jakub Jelinek <jakub@redhat.com>
18388 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
18389 aligned_mem is properly set for AVX512-VL floating point masked
18393 * ifcvt.c (cond_exec_process_if_block): When removing the last
18394 insn from then_bb, remove also any possible barriers that follow it.
18396 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/iamcu.h (SIZE_TYPE): New macro.
18401 (PTRDIFF_TYPE): Likewise.
18402 (WCHAR_TYPE): Likewise.
18403 (WCHAR_TYPE_SIZE): Likewise.
18404 (STDINT_LONG32): Likewise.
18406 2016-01-12 Richard Biener <rguenther@suse.de>
18408 PR tree-optimization/69053
18409 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
18410 convert initial value for cond reductions.
18412 2016-01-12 Richard Biener <rguenther@suse.de>
18414 PR tree-optimization/69007
18415 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
18416 widen_sum after dot_prod and sad.
18418 2016-01-12 Richard Biener <rguenther@suse.de>
18420 PR tree-optimization/69168
18421 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
18422 pattern stmt SLP type.
18423 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
18424 end up unused so cope with that case.
18426 2016-01-12 Richard Biener <rguenther@suse.de>
18428 PR tree-optimization/69157
18429 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
18430 stmts def type only during analyze phase.
18431 (vectorizable_call): Likewise.
18432 (vectorizable_simd_clone_call): Likewise.
18433 (vectorizable_conversion): Likewise.
18434 (vectorizable_assignment): Likewise.
18435 (vectorizable_shift): Likewise.
18436 (vectorizable_operation): Likewise.
18437 (vectorizable_store): Likewise.
18438 (vectorizable_load): Likewise.
18440 2016-01-12 Richard Biener <rguenther@suse.de>
18442 PR tree-optimization/69174
18443 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
18445 (vectorizable_load): Properly compute the number of loads needed
18446 for permuted strided SLP loads and do not spuriously assign
18447 to SLP_TREE_VEC_STMTS.
18449 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
18451 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
18452 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
18453 (MD_EXEC_PREFIX): Remove.
18454 (MD_STARTFILE_PREFIX) Removee.
18455 (FILE_NAME_ABSOLUTE_P): Remove.
18456 (CPP_SPEC): Do not read macros from sys/version.h.
18457 (LINK_COMMAND_SPEC): Remove.
18458 (LOCAL_INCLUDE_DIR): Remove.
18459 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
18460 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
18461 (POST_LINK_SPEC): Define to invoke stubify after linker
18462 (LIBSTDCXX): Remove define
18463 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
18464 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
18465 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
18466 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
18467 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
18468 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
18469 (i386_djgpp_asm_named_section): Add propotype of new procedure
18471 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
18472 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
18473 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
18474 in config/i386/djgpp.h).
18475 (STANDARD_STARTFILE_PREFIX_2): Define identical to
18476 STANDARD_STARTFILE_PREFIX_1.
18477 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
18478 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
18479 installation errors.
18480 (MAX_OFILE_ALIGNMENT): Define to 128.
18481 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
18483 * config/i386/djgpp.c: New file. Add implementation of
18484 i386_djgpp_asm_named_section.
18486 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
18488 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
18489 Add rule for building djgpp.o.
18491 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18493 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18494 (rtx_is_swappable_p): Reductions are swappable.
18495 (insn_is_swappable_p): V2DF reductions are swappable.
18497 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18499 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18500 reloads for other unsupported memory operands.
18502 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18503 Jim Wilson <jim.wilson@linaro.org>
18506 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18507 copy_to_mode_reg instead of force_reg.
18509 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18512 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18513 TARGET_80387 is true.
18515 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18518 * lra-eliminations.c (move_plus_up): Only move plus up
18519 if subreg of the constant can be simplified into constant
18520 and use the simplified subreg of the constant instead of
18521 the original constant.
18523 * fold-const.c (fold_convertible_p): Don't return true
18524 for conversion of VECTOR_TYPE to same sized integral type.
18525 (fold_convert_loc): Fix up formatting. Fold conversion of
18526 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18527 instead of NOP_EXPR.
18529 PR tree-optimization/69214
18530 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18531 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18534 PR tree-optimization/69207
18535 * tree-vect-slp.c (vect_get_constant_vectors): For
18536 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18537 fold_convertible_p to vector_type's element type, and always
18538 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18540 2016-01-11 Richard Biener <rguenther@suse.de>
18542 PR tree-optimization/69173
18543 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18544 fixup the cycle if all stmts are in a pattern.
18546 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18548 PR middle-end/68999
18549 * alias.c (base_alias_check): Move check for addresses with
18550 alignment ANDs before the call for compare_base_decls.
18551 (memrefs_conflict_p): Return -1 for different decls
18552 that went through alignment adjustments.
18554 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18556 PR rtl-optimization/68796
18557 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18558 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18559 and QImode comparisons against zero with CC_NZmode.
18560 * config/aarch64/iterators.md (short_mask): New mode_attr.
18562 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18564 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18565 (<avx512>_store<mode>_mask): Likewise.
18567 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18568 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18570 PR rtl-optimization/68841
18571 * ifcvt.c (struct noce_if_info): Add orig_x field.
18572 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18573 Don't record conflicts on to_rename if it's present.
18574 Allow memory destinations in sets.
18575 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18576 blocks, passing orig_x to the checks.
18577 (noce_process_if_block): Set if_info->orig_x appropriately.
18579 2016-01-11 Tom de Vries <tom@codesourcery.com>
18581 PR tree-optimization/69069
18582 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18584 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18586 PR rtl-optimization/68920
18587 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18588 of conditional moves for RTL if-conversion to 1 for
18589 TARGET_ONE_IF_CONV_INSN.
18590 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18591 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18592 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18593 parameter to restirct number of conditional moves for
18595 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18596 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18599 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18602 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18603 onepart vars. Fix typo in comment. Fix reversed condition in
18605 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18608 * var-tracking.c (dump_onepart_variable_differences): New.
18609 (dataflow_set_different): If a detailed dump is requested,
18610 delay early returns and dump differences between onepart
18611 variables present before and after, and added variables.
18613 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18616 * expr.c (expand_expr_real_1): For boolean vector constants
18617 with a scalar mode use const_scalar_mask_from_tree.
18618 (const_scalar_mask_from_tree): New.
18619 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18620 assigned to a mask type to handle constants.
18622 2016-01-11 Martin Jambor <mjambor@suse.cz>
18625 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18626 useless parameters if we cannot change function signature.
18628 2016-01-11 Martin Jambor <mjambor@suse.cz>
18631 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18634 2016-01-11 Tom de Vries <tom@codesourcery.com>
18636 PR tree-optimization/69109
18637 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18640 2016-01-11 Tom de Vries <tom@codesourcery.com>
18642 PR tree-optimization/69108
18643 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18644 res is not used in a phi.
18646 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18649 * common.opt (frandom-seed): Fix parameter name.
18650 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18652 2016-01-11 Tom de Vries <tom@codesourcery.com>
18654 PR tree-optimization/69058
18655 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18658 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18660 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18661 (mcode-density): Likewise.
18663 2016-01-10 Tom de Vries <tom@codesourcery.com>
18665 PR tree-optimization/69062
18666 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18667 (parallelize_loops): Don't paralelize loop that has phi with address
18670 2016-01-10 Tom de Vries <tom@codesourcery.com>
18672 PR tree-optimization/69039
18673 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18676 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18678 PR middle-end/68743
18679 * match.pd: Require target has function_c99_misc before doing
18680 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18682 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18684 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18686 * configure: Regenerate.
18688 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18690 PR middle-end/50865
18691 PR tree-optimization/69097
18692 * fold-const.h (expr_not_equal_to): New prototype.
18693 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18694 (expr_not_equal_to): New function.
18695 * match.pd (X % -Y is the same as X % Y): Don't optimize
18696 unless X is known not to be equal to minimum or Y is known
18697 not to be equal to -1.
18698 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18699 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18700 (simplify_stmt_using_ranges): Adjust caller.
18701 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18702 substitute_and_fold.
18704 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18706 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18709 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18711 PR tree-optimization/69167
18712 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18713 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18715 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18717 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18718 Richard Biener <rguenther@suse.de>
18720 PR tree-optimization/68707
18721 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18722 instances that can be handled via vect_load_lanes.
18724 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18726 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18727 if we can't determine address equivalence.
18728 * alias.c (compare_base_decl): Update for changed return value of
18729 symtab_node::equal_address_to.
18731 2016-01-08 Jason Merrill <jason@redhat.com>
18735 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18736 * expr.c (store_field): Not here.
18737 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18738 call with TREE_ADDRESSABLE type.
18739 * tree-cfg.c (verify_gimple_call): Adjust.
18741 2016-01-08 Olivier Hainque <hainque@adacore.com>
18743 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18746 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18748 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18749 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18750 (reduc_smin_v2sf): Rename to...
18751 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18752 (reduc_splus_v2sf): Rename to...
18753 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18755 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18757 PR tree-optimization/69162
18758 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18759 valist argument in another argument.
18760 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18761 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18762 to determine the va_list type, build a MEM_REF instead of
18763 build_fold_indirect_ref.
18765 PR tree-optimization/69172
18766 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18769 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18771 PR tree-optimization/67781
18772 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18773 and cmpnop in two steps: first the ones not accessed in original
18774 gimple expression in a endian independent way and then the ones not
18775 accessed in the final result in an endian-specific way.
18777 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18779 PR tree-optimization/69083
18780 * tree-vect-slp.c (vect_get_constant_vectors): For
18781 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18782 element type. If op is fold_convertible_p to vector_type's element
18783 type, use NOP_EXPR instead of VCE.
18785 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18787 PR rtl-optimization/67778
18788 PR rtl-optimization/68634
18789 PR rtl-optimization/68909
18790 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18791 block from the stack until done with it. Remove a superfluous
18792 bitmap set. Remove a superfluous bitmap test.
18794 2016-01-07 Martin Sebor <msebor@redhat.com>
18797 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18798 constraint on the type of arguments.
18800 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18802 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18803 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18804 unaligned_access on the gcc_options set.
18805 * config/arm/arm.c (arm_option_override_internal): Use
18806 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18808 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18811 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18812 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18814 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18817 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18820 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18821 depending on frame_pointer_needed before remaining integer and SSE
18822 registers are saved.
18824 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18827 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18829 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18832 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18833 Use the "xBm" constraint.
18834 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18836 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18837 (sse_cvtsi2ssq<round_name>): Likewise.
18838 (sse_cvtss2si<round_name>): Likewise.
18839 (sse_cvtss2siq<round_name>): Likewise.
18840 (sse2_cvtsi2sdq<round_name>): Likewise.
18841 (sse2_cvtsd2si<round_name>): Likewise.
18842 (sse2_cvtsd2siq<round_name>): Likewise.
18843 * config/i386/subst.md (round_nimm_scalar_predicate): New
18846 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18848 PR middle-end/67639
18849 * varasm.c (make_decl_rtl): Mark invalid register vars as
18852 PR rtl-optimization/66206
18853 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18854 All callers changed.
18856 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18858 PR tree-optimization/69141
18859 * tree-ssa-pre.c: Include langhooks.h.
18860 (eliminate_dom_walker::before_dom_children): Use
18861 lang_hooks.decl_printable_name instead of
18862 cgraph_node::get ()->name ().
18864 PR middle-end/68960
18865 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18866 it and DECL_ALIGN too.
18868 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18870 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18872 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18875 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18876 depending on frame_pointer_needed before remaining integer and SSE
18877 registers are saved.
18879 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18881 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18882 mode iterator with VSX_M2.
18883 (*p9_vecstore_<mode>): Likewise.
18884 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18885 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18886 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18887 (define_split for VSX_LE128 stores): Likewise.
18888 (define_peephole2 for TImode LE swaps): Likewise.
18889 (define_split for VSX_LE128 post-reload stores): Likewise.
18891 2016-01-06 Marek Polacek <polacek@redhat.com>
18894 * convert.c (convert_to_integer_1): Adjust call to
18895 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18896 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18897 EXPR instead of ARG.
18898 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18900 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18903 * doc/extend.texi (RL78 Variable Attributes): New section.
18905 2016-01-05 Marek Polacek <polacek@redhat.com>
18908 * builtins.c (get_memmodel): Use expansion point location rather than
18909 the input location. Call warning_at rather than warning.
18910 (expand_builtin_atomic_compare_exchange): Likewise.
18911 (expand_builtin_atomic_load): Likewise.
18912 (expand_builtin_atomic_store): Likewise.
18913 (expand_builtin_atomic_clear): Likewise.
18915 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18919 Replace nonimmediate_operand with vector_operand.
18920 * config/i386/predicates.md (vector_operand): New predicate.
18921 (general_vector_operand): Replace nonimmediate_operand with
18923 * config/i386/sse.md: Replace nonimmediate_operand with
18924 vector_operand and m constraint with Bm constraint on SSE
18925 patterns with 16-byte memory operand.
18926 * config/i386/subst.md (round_nimm_predicate): Replace
18927 nonimmediate_operand with vector_operand.
18928 (round_saeonly_nimm_predicate): Likewise.
18929 (round_saeonly_nimm_scalar_predicate): New.
18931 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18934 * config/i386/constraints.md (Bm): New constraint.
18935 * config/i386/predicates.md (vector_memory_operand): New
18937 * config/i386/sse.md: Replace xm with xBm in plusminus and
18938 any_logic patterns.
18940 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18943 * doc/extend.texi (V850 Function Attributes): New section.
18944 (V850 Variable Attributes): New section.
18946 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18949 * doc/extend.texi (MicroBlaze Function Attributes): Document
18950 interrupt_handler and fast_interrupt attributes.
18952 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18955 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18956 for local symbolic operands.
18957 * config/ia64/predicates.md (local_symbolic_operand64): New
18960 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18962 PR rtl-optimization/68651
18963 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18966 2016-01-05 Nathan Sidwell <nathan@acm.org>
18968 * alias.c (compare_base_decls): Use symtab_node::get.
18970 2016-01-05 Nick Clifton <nickc@redhat.com>
18973 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18974 secondary_reload_info structure.
18977 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18978 decls if weak support is available.
18980 2016-01-04 Martin Sebor <msebor@redhat.com>
18982 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18984 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18986 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18987 OPTION_MASK_P9_DFORM.
18989 * config/rs6000/constraints.md (wo constraint): New constraint for
18992 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18994 (rs6000_init_hard_regno_mode_ok): Likewise.
18996 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18999 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
19000 expanders not to have constraints. Add support for ISA 3.0 xxperm
19001 instruction. Add support for fusing xxlor with xxperm.
19002 (altivec_vperm_<mode>_internal): Likewise.
19003 (altivec_vperm_v8hiv16qi): Likewise.
19004 (altivec_vperm_<mode>v16q): Likewise.
19005 (altivec_vperm_<mode>_uns): Likewise.
19006 (vperm_v8hiv4si): Likewise.
19007 (vperm_v16qiv8hi): Likewise.
19009 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19011 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19013 Update copyright years.
19015 * gcc.c (process_command): Update copyright notice dates.
19016 * gcov-dump.c (print_version): Ditto.
19017 * gcov.c (print_version): Ditto.
19018 * gcov-tool.c (print_version): Ditto.
19019 * gengtype.c (create_file): Ditto.
19020 * doc/cpp.texi: Bump @copying's copyright year.
19021 * doc/cppinternals.texi: Ditto.
19022 * doc/gcc.texi: Ditto.
19023 * doc/gccint.texi: Ditto.
19024 * doc/gcov.texi: Ditto.
19025 * doc/install.texi: Ditto.
19026 * doc/invoke.texi: Ditto.
19028 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19030 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19031 modes larger than TImode as TImode if NEON is not enabled.
19033 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19036 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19037 mode for %f0-%f31 only if TARGET_FPU.
19039 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19042 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19043 to compute the PACKED_P predicate.
19044 (function_arg_record_value): Minor tweaks.
19046 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19048 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19049 option for arm*-*-* targets.
19051 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19053 * doc/extend.texi (Common Function Attributes): Move docs for
19054 MSP430-specific attributes to....
19055 (MSP430 Function Attributes): ...here. Delete the redundant
19056 entries and copy-edit the remaining text.
19057 (MSP430 Variable Attributes): Use uniform format for index
19058 entries and add a cross-reference to the corresponding function
19061 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19063 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19065 (x86 Options): Likewise.
19067 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19071 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19072 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19073 to corresponding attribute.
19075 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19077 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19078 to correct alphabetization of table. Copy-edit and correct
19080 <stack_protect>: Likewise.
19081 <target_clones>: Likewise.
19083 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19084 Correct punctuation.
19085 (Code Gen Options) <-fno-plt>: Copy-edit.
19087 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19090 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19091 SI values. Explicitly convert SI to DI and vice-versa.
19093 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19095 PR tree-optimization/69070
19096 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
19097 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
19100 * ubsan.c (ubsan_instrument_float_cast): Call
19101 initialize_sanitizer_builtins.
19104 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
19106 Copyright (C) 2016 Free Software Foundation, Inc.
19108 Copying and distribution of this file, with or without modification,
19109 are permitted in any medium without royalty provided the copyright
19110 notice and this notice are preserved.