1 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
5 __float128 support when we don't have hardware support, so that
6 the IEEE built-in functions like isgreater, first call __unordkf3
7 to make sure neither operand is a NaN, and if both operands are
8 ordered, do the normal comparison.
10 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
14 (extract_code_and_val_from_cond_with_ops): Verify that name is
15 either cond_op0 or cond_op1.
17 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
19 PR tree-optimization/18046
20 * genmodes.c (emit_mode_size_inline): Emit an assert that
21 verifies that mode is a valid array index.
22 (emit_mode_nuinits_inline): Likewise.
23 (emit_mode_inner_inline): Likewise.
24 (emit_mode_unit_size_inline): Likewise.
25 (emit_mode_unit_precision_inline): Likewise.
26 * tree-vrp.c: Include params.h.
27 (find_switch_asserts): Register edge assertions for the default
28 label which correspond to the anti-ranges of each case label.
29 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
30 * doc/invoke.texi: Document it.
32 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
35 and unnecessary call to gimple_bb.
37 2016-07-26 Richard Biener <rguenther@suse.de>
39 PR rtl-optimization/71984
40 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
43 2016-07-26 Richard Biener <rguenther@suse.de>
46 * expmed.c (extract_bit_field_1): Constrain the vector mode
47 with element size matching the extraction mode size when
48 choosing a better vector mode to do the extraction from.
50 2016-07-26 Richard Biener <rguenther@suse.de>
51 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
54 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
57 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
59 * tree-ssa-structalias.c (struct scc_info): Change types of
60 members to auto_sbitmap and auto_vec.
61 (scc_info::scc_info): New constructor.
62 (scc_info::~scc_info): New destructor.
63 (init_scc_info): Remove.
64 (free_scc_info): Remove.
65 (find_indirect_cycles): Adjust.
66 (perform_var_substitution): Likewise.
67 (free_var_substitution_info): Likewise.
69 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
71 * tree-outof-ssa.c (struct elim_graph): Change type of members
72 to auto_vec and auto_sbitmap.
73 (elim_graph::elim_graph): New constructor.
74 (delete_elim_graph): Remove.
75 (expand_phi_nodes): Adjust.
77 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
79 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
80 (new_elim_graph): Adjust.
81 (clear_elim_graph): Likewise.
82 (delete_elim_graph): Likewise.
83 (elim_graph_size): Likewise.
84 (elim_graph_add_node): Likewise.
85 (elim_graph_add_edge): Likewise.
86 (elim_graph_remove_succ_edge): Likewise.
87 (eliminate_name): Likewise.
88 (eliminate_build): Likewise.
89 (elim_forward): Likewise.
90 (elim_unvisited_predecessor): Likewise.
91 (elim_backward): Likewise.
92 (elim_create): Likewise.
93 (eliminate_phi): Likewise.
94 (expand_phi_nodes): Likewise.
96 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
98 * bt-load.c (compute_out): Use auto_sbitmap class.
99 (link_btr_uses): Likewise.
100 * cfganal.c (mark_dfs_back_edges): Likewise.
101 (post_order_compute): Likewise.
102 (inverted_post_order_compute): Likewise.
103 (pre_and_rev_post_order_compute_fn): Likewise.
104 (single_pred_before_succ_order): Likewise.
105 * cfgexpand.c (pass_expand::execute): Likewise.
106 * cfgloop.c (verify_loop_structure): Likewise.
107 * cfgloopmanip.c (fix_bb_placements): Likewise.
108 (remove_path): Likewise.
109 (update_dominators_in_loop): Likewise.
110 * cfgrtl.c (break_superblocks): Likewise.
111 * ddg.c (check_sccs): Likewise.
112 (create_ddg_all_sccs): Likewise.
113 * df-core.c (df_worklist_dataflow): Likewise.
114 * dse.c (dse_step3): Likewise.
115 * except.c (eh_region_outermost): Likewise.
116 * function.c (thread_prologue_and_epilogue_insns): Likewise.
117 * gcse.c (prune_expressions): Likewise.
118 (prune_insertions_deletions): Likewise.
119 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
120 * graph.c (draw_cfg_nodes_no_loops): Likewise.
121 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
122 * lcm.c (compute_earliest): Likewise.
123 (compute_farthest): Likewise.
124 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
125 (unroll_loop_runtime_iterations): Likewise.
126 (unroll_loop_stupid): Likewise.
127 * lower-subreg.c (decompose_multiword_subregs): Likewise.
128 * lra-lives.c: Likewise.
129 * lra.c (lra): Likewise.
130 * modulo-sched.c (schedule_reg_moves): Likewise.
131 (optimize_sc): Likewise.
132 (get_sched_window): Likewise.
133 (sms_schedule_by_order): Likewise.
134 (check_nodes_order): Likewise.
135 (order_nodes_of_sccs): Likewise.
136 (order_nodes_in_scc): Likewise.
137 * recog.c (split_all_insns): Likewise.
138 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
139 * reload1.c (reload): Likewise.
140 * sched-rgn.c (haifa_find_rgns): Likewise.
141 (split_edges): Likewise.
142 (compute_trg_info): Likewise.
143 * sel-sched.c (init_seqno): Likewise.
144 * store-motion.c (remove_reachable_equiv_notes): Likewise.
145 * tree-into-ssa.c (update_ssa): Likewise.
146 * tree-ssa-live.c (live_worklist): Likewise.
147 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
148 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
150 (try_peel_loop): Likewise.
151 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
153 * tree-ssa-pre.c (compute_antic): Likewise.
154 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
155 * tree-stdarg.c (reachable_at_most_once): Likewise.
156 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
157 * var-tracking.c (vt_find_locations): Likewise.
159 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
161 * sbitmap.h (auto_sbitmap): New class.
163 2016-07-26 Alan Modra <amodra@gmail.com>
166 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
169 2016-07-25 David Malcolm <dmalcolm@redhat.com>
171 * input.c (selftest::temp_source_file::temp_source_file): Fix
172 missing "%s" in fprintf.
174 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
177 * cselib.c (cselib_process_insn): Invalidate argument slots for
180 2016-07-25 Jiong Wang <jiong.wang@arm.com>
182 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
183 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
184 vmulxh_lane_f16, vmulxh_laneq_f16): New.
186 2016-07-25 Jiong Wang <jiong.wang@arm.com>
188 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
189 * config/aarch64/aarch64.md (fma, fnma): Support HF.
190 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
192 2016-07-25 Jiong Wang <jiong.wang@arm.com>
194 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
195 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
197 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
198 (add<mode>3): Likewise.
199 (sub<mode>3): Likewise.
200 (mul<mode>3): Likewise.
201 (div<mode>3): Likewise.
202 (*div<mode>3): Likewise.
203 (<fmaxmin><mode>3): Extend to HF.
204 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
205 (fabd<mode>3): Likewise.
206 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
207 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
208 (aarch64_fmulx<mode>): Likewise.
209 (aarch64_fac<optab><mode>): Likewise.
210 (aarch64_frecps<mode>): Likewise.
211 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
212 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
213 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
214 (VSDQ_HSDI): Support HI.
215 (fcvt_target, FCVT_TARGET): Likewise.
216 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
217 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
218 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
219 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
220 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
221 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
222 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
225 2016-07-25 Jiong Wang <jiong.wang@arm.com>
227 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
228 * config/aarch64/aarch64-builtins.c (hi_UP): New.
229 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
230 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
232 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
233 (aarch64_cm<optab><mode>): Likewise.
234 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
235 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
236 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
237 (sqrt<mode>2): Likewise.
238 (*sqrt<mode>2): Likewise.
239 (abs<mode>2): Likewise.
240 (<optab><mode>hf2): New pattern for HF mode.
241 (<optab>hihf2): Likewise.
242 * config/aarch64/arm_neon.h: Include arm_fp16.h.
243 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
244 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
246 * config/aarch64/arm_fp16.h: New file.
247 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
248 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
249 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
250 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
251 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
252 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
253 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
254 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
255 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
256 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
257 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
258 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
261 2016-07-25 Jiong Wang <jiong.wang@arm.com>
263 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
264 reduc_smin_scal_): Use VDQIF_F16.
265 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
266 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
268 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
269 * config/aarch64/iterators.md (VDQIF_F16): New.
270 (vp): Support HF modes.
271 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
272 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
274 2016-07-25 Jiong Wang <jiong.wang@arm.com>
276 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
277 "*aarch64_mulx_elt_from_dup<mode>".
278 (*aarch64_mul3_elt<mode>): Update schedule type.
279 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
280 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
281 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
282 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
283 (f, fp): Support HF modes.
284 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
285 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
286 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
287 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
288 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
289 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
291 2016-07-25 Jiong Wang <jiong.wang@arm.com>
293 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
294 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
296 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
299 2016-07-25 Jiong Wang <jiong.wang@arm.com>
301 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
302 * config/aarch64/aarch64-simd.md
303 (aarch64_rsqrts<mode>): Extend to HF modes.
304 (fabd<mode>3): Likewise.
305 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
306 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
307 (aarch64_<maxmin_uns>p<mode>): Likewise.
308 (<su><maxmin><mode>3): Likewise.
309 (<maxmin_uns><mode>3): Likewise.
310 (<fmaxmin><mode>3): Likewise.
311 (aarch64_faddp<mode>): Likewise.
312 (aarch64_fmulx<mode>): Likewise.
313 (aarch64_frecps<mode>): Likewise.
314 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
315 (add<mode>3): Extend to HF modes.
316 (sub<mode>3): Likewise.
317 (mul<mode>3): Likewise.
318 (div<mode>3): Likewise.
319 (*div<mode>3): Likewise.
320 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
322 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
323 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
324 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
325 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
326 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
327 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
328 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
329 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
330 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
331 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
332 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
333 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
334 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
335 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
337 2016-07-25 Jiong Wang <jiong.wang@arm.com>
339 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
340 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
341 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
342 (neg<mode>2): Likewise.
343 (abs<mode>2): Likewise.
344 (<frint_pattern><mode>2): Likewise.
345 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
346 (<optab><VDQF:mode><fcvt_target>2): Likewise.
347 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
348 (ftrunc<VDQF:mode>2): Likewise.
349 (<optab><fcvt_target><VDQF:mode>2): Likewise.
350 (sqrt<mode>2): Likewise.
351 (*sqrt<mode>2): Likewise.
352 (aarch64_frecpe<mode>): Likewise.
353 (aarch64_cm<optab><mode>): Likewise.
354 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
356 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
357 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
359 * config/aarch64/arm_neon.h (vdup_n_f16): New.
360 (vdupq_n_f16): Likewise.
361 (vld1_dup_f16): Use vdup_n_f16.
362 (vld1q_dup_f16): Use vdupq_n_f16.
363 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
364 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
365 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
366 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
367 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
368 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
369 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
370 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
371 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
372 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
373 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
374 vsqrt_f16, vsqrtq_f16): New.
376 2016-07-25 Jiong Wang <jiong.wang@arm.com>
378 * config/aarch64/aarch64-simd.md
379 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
380 (aarch64_ext<mode>): Likewise.
381 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
382 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
383 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
385 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
387 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
388 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
389 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
390 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
391 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
392 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
393 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
395 (vmov_n_f16): Reimplement using vdup_n_f16.
396 (vmovq_n_f16): Reimplement using vdupq_n_f16..
398 2016-07-25 Jiong Wang <jiong.wang@arm.com>
400 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
401 "frame_related_p". Generate CFA annotation when it's necessary.
402 (aarch64_expand_prologue): Use aarch64_add_constant.
403 (aarch64_expand_epilogue): Likewise.
404 (aarch64_output_mi_thunk): Pass "false" when calling
405 aarch64_add_constant.
407 2016-07-25 Jiong Wang <jiong.wang@arm.com>
409 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
412 2016-07-25 Jiong Wang <jiong.wang@arm.com>
414 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
415 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
416 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
417 (aarch64_build_constant): Delete.
419 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
422 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
424 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
425 flag_toplevel_reorder.
427 2016-07-25 Richard Biener <rguenther@suse.de>
429 * cgraph.c (cgraph_node::verify_node): Compare against builtin
430 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
431 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
432 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
433 (streamer_get_builtin_tree): Likewise.
434 (streamer_write_builtin): Likewise.
435 * lto-streamer.h (LTO_builtin_decl): Remove.
436 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
437 (lto_input_scc): Remove LTO_builtin_decl handling.
438 (lto_input_tree_1): Liekwise.
439 * lto-streamer-out.c (lto_output_tree_1): Remove special
440 handling of builtins.
441 (DFS::DFS): Likewise.
442 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
443 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
445 (streamer_write_builtin): Remove.
447 2016-07-25 Martin Liska <mliska@suse.cz>
449 * lto-cgraph.c (input_symtab): Don't call get_working_sets
450 if flag_auto_profile is set to true.
452 2016-07-25 Martin Liska <mliska@suse.cz>
454 PR gcov-profile/71868
455 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
456 have a function with multiple latches, count them all.
458 2016-07-25 Martin Liska <mliska@suse.cz>
460 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
462 2016-07-25 Martin Liska <mliska@suse.cz>
464 PR tree-optimization/71987
465 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
466 just for SSA_NAMEs. Fix GNU coding style.
468 2016-07-25 Martin Liska <mliska@suse.cz>
470 PR gcov-profile/64874
471 * gcov-io.h: Update command about file format.
472 * gcov-iov.c (main): Adapt the numbering scheme.
474 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
477 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
478 whose result is used in PHI.
479 (final_range_test_p): Likewise.
480 (maybe_optimize_range_tests): Likewise.
482 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
484 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
485 Reformat two multi-line strings.
487 2016-07-22 Martin Sebor <msebor@redhat.com>
489 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
491 2016-07-22 Martin Sebor <msebor@redhat.com>
494 * doc/extend.texi (Compound Literals): Correct and clarify.
495 (Cast to Union): Same.
497 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
499 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
500 comments to explain why certain error messages make mention of
501 undocumented options.
502 (rs6000_invalid_builtin): Change error messages to replace mention
503 of undocumented options with mention of the -mcpu=power9 option
504 that enables those undocumented options.
505 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
506 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
507 definition of this macro to correct an existing error.
508 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
509 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
510 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
511 descriptions of built-in functions so that they depend on
512 -mcpu=power9 instead of on the corresponding undocumented flags.
513 * doc/invoke.texi (Option Summary): Remove all mention of newly
515 (IBM RS/6000 and PowerPC Options): Likewise.
516 * doc/md.texi (Constraints for Particuliar Machines): Remove all
517 mention of newly undocumented flags.
519 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
521 * ipa-cp.c (determine_versionability): Do not create constprop clones,
522 when target_clones attribute is set.
524 2016-07-22 Bin Cheng <bin.cheng@arm.com>
526 * common.opt (funsafe-loop-optimizations): Mark ignore.
527 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
528 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
530 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
531 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
533 2016-07-22 Bin Cheng <bin.cheng@arm.com>
535 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
537 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
539 (number_of_iterations_exit): Warn missed loop optimization for
540 possible infinite loops.
542 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
544 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
545 when to emit a ".machine" pseudo-op.
547 2016-07-22 Martin Liska <mliska@suse.cz>
549 PR gcov-profile/69028
550 PR gcov-profile/62047
551 * coverage.c (coverage_compute_lineno_checksum): Do not
552 calculate checksum for fns w/o xloc.file.
553 (coverage_compute_profile_id): Likewise.
555 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
557 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
558 (avr_secondary_reload): ...and implementation.
559 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
560 * config/avr/avr.md (reload_in<mode>): Remove insns.
561 (adjust_len) [lpm]: Remove insn attribute value.
562 * config/avr/predicates.md (flash_operand): Remove insn predicate.
564 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
567 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
569 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
570 * calls.c (special_function_p): Remove the special handling of the
573 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
576 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
577 if STMT may be an alloca call.
578 (gimple_alloca_call_p, alloca_call_p): Return only true for the
580 * calls.h (gimple_maybe_alloca_call_p): New function.
581 * tree-inline.c (inline_forbidden_p_stmt): Use
582 gimple_maybe_alloca_call_p here.
584 2016-07-21 David Malcolm <dmalcolm@redhat.com>
586 * spellcheck-tree.c (best_macro_match::best_macro_match):
587 Explictly specify the template arguments when invoking the base
588 class constructor, to help older C++ compilers.
590 2016-07-21 Jakub Jelinek <jakub@redhat.com>
593 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
594 before builtin_decl_implicit.
596 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
598 * optabs.c (emit_condiitonal_move): Short circuit for identical
601 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
603 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
604 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
605 (noce_conversion_profitable_p): New.
606 (noce_try_store_flag_constants): Use it.
607 (noce_try_addcc): Likewise.
608 (noce_try_store_flag_mask): Likewise.
609 (noce_try_cmove): Likewise.
610 (noce_try_cmove_arith): Likewise.
611 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
613 (noce_convert_multiple_sets): Move cost model to here, from...
614 (bb_ok_for_noce_convert_multiple_sets) ...here.
615 (noce_process_if_block): Update calls for above changes.
616 (noce_find_if_block): Record new noce_if_info parameters.
618 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
620 * target.def (max_noce_ifcvt_seq_cost): New.
621 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
622 * doc/tm.texi: Regenerate.
623 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
624 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
625 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
626 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
627 * doc/invoke.texi: Document new params.
629 2016-07-21 Richard Biener <rguenther@suse.de>
631 PR tree-optimization/71947
632 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
633 ranges have useful limit_vr information.
635 2016-07-21 Richard Biener <rguenther@suse.de>
637 * function-tests.c (build_trivial_generic_function): Set
638 BLOCK_SUPERCONTEXT of DECL_INITIAL.
639 * omp-low.c (create_omp_child_function): Likewise.
640 (grid_expand_target_grid_body): Likewise.
641 * cgraphunit.c (init_lowered_empty_function): Likewise.
642 (cgraph_node::expand_thunk): Likewise.
643 * tree-parloops.c (create_loop_fn): Likewise.
644 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
646 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
648 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
651 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
653 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
654 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
655 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
656 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
657 values for insn attribute.
658 * config/avr/avr.c (avr_out_insert_notbit): New function.
659 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
660 ADJUST_LEN_INSV_NOTBIT_0/_7.
661 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
663 2016-07-21 Bin Cheng <bin.cheng@arm.com>
665 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
666 (chrec_convert_1, chrec_convert): Ditto.
667 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
668 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
669 * tree-vrp.c (adjust_range_with_scev): Ditto.
670 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
671 (scev_var_range_cant_overflow): New function.
672 (scev_probably_wraps_p): New parameter. Call above function.
673 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
675 2016-07-21 Bin Cheng <bin.cheng@arm.com>
677 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
678 by removing computation of may_be_zero.
680 2016-07-21 Jakub Jelinek <jakub@redhat.com>
682 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
684 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
686 Improving concepts performance and diagnostics.
687 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
688 for constraint satisfaction and subsumption.
689 * timevar.h (auto_timevar): New constructor that matches the push/pop
690 pattern of usage in pt.c.
692 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
694 * hwint.h (HOST_WIDE_INT_0): New define.
695 (HOST_WIDE_INT_0U): Ditto.
696 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
697 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
698 * simplify-rtx.c: Ditto.
699 * tree-object-size.c: Ditto.
701 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
703 * config/s390/s390.c (s390_encode_section_info): Remove mode size
706 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
708 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
709 * combine.c: Use HOST_WIDE_INT_M1U instead of
710 ~(unsigned HOST_WIDE_INT) 0.
711 * double-int.h: Ditto.
718 * tree-ssa-loop-ivopts.c: Ditto.
719 * tree-ssa-loop-prefetch.c: Ditto.
720 * tree-vect-generic.c: Ditto.
721 * tree-vect-patterns.c: Ditto.
724 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
726 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
727 constant addresses outside [0,0xc0] into a register.
728 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
729 cases where the base address register is unused after.
730 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
731 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
732 (avr_out_store_psi_reg_disp_tiny): Same.
734 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
736 Implement attribute progmem on reduced Tiny cores by adding
737 flash offset 0x4000 to respective symbols.
740 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
741 documentation how it works on reduced Tiny cores.
742 (AVR Named Address Spaces): No support for reduced Tiny.
743 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
744 (avr_address_tiny_pm_p): New static function.
745 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
746 if the address is in progmem.
747 (avr_assemble_integer): Same.
748 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
749 for symbol_ref in progmem.
750 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
751 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
752 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
754 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
756 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
757 * configure: Regenerate.
758 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
759 (USE_THIN_ARCHIVES): New variable.
760 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
761 this archive as a thin archive.
763 2016-07-20 David Malcolm <dmalcolm@redhat.com>
765 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
766 same location as last time, don't skip if we have fix-it hints.
767 Clarify the skipping logic by converting it from one "if" clause
768 to repeated "if" clauses.
769 * spellcheck-tree.c: Include "cpplib.h".
770 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
771 (best_macro_match::best_macro_match): New constructor.
772 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
773 Move here from c/c-decl.c.
774 (class best_macro_match): Move here from c/c-decl.c, converting
775 from a typedef to a subclass, gaining a ctor.
777 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
779 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
780 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
782 (avr_addr_space_diagnose_usage): ...and implementation.
783 (avr_addr_space_supported_p): New function.
784 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
785 report bad address space usage if that space is supported.
786 (avr_insert_attributes): Same. No more complain about unsupported
788 * config/avr/avr-c.c (tm_p.h): Include it.
789 (avr_cpu_cpp_builtins): Only define addr-space related built-in
790 macro if avr_addr_space_supported_p.
792 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
794 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
795 flag_toplevel_reorder.
797 2016-07-20 David Malcolm <dmalcolm@redhat.com>
799 * gcc-rich-location.c
800 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
802 * gcc-rich-location.h
803 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
805 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
807 * target.def (addr_space): Add new diagnose_usage to hook vector.
808 * targhooks.c (default_addr_space_diagnose_usage): Add default
809 implementation and...
810 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
811 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
812 is some address space, call targetm.addr_space.diagnose_usage.
813 * doc/tm.texi.in (Named Address Spaces): Add anchor for
814 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
815 * doc/tm.texi: Regenerate.
817 2016-07-20 Martin Liska <mliska@suse.cz>
820 * graphite-isl-ast-to-gimple.c (later_of_the_two):
821 Properly handly PHI stmts.
823 2016-07-20 Bin Cheng <bin.cheng@arm.com>
825 PR tree-optimization/71503
826 PR tree-optimization/71683
827 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
830 2016-07-20 Martin Liska <mliska@suse.cz>
832 * doc/invoke.texi (-fipa-ra): Document when the option is
833 disabled. Fix a typo.
835 2016-07-20 Martin Liska <mliska@suse.cz>
837 * Makefile.in: Include fibonacci_heap.c
838 * fibonacci_heap.c: New file.
839 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
840 (fibonacci_heap::union_with): Fix deletion of the second heap.
841 * selftest-run-tests.c (selftest::run_tests): Incorporate
842 fibonacci heap tests.
843 * selftest.h: Declare fibonacci_heap_c_tests.
845 2016-07-20 Martin Liska <mliska@suse.cz>
847 * selftest-run-tests.c (selftest::run_tests): New function.
848 * selftest.h (sreal_c_tests): Declare.
849 * sreal.c (sreal_verify_basics): New function.
850 (verify_aritmetics): Likewise.
851 (sreal_verify_arithmetics): Likewise.
852 (verify_shifting): Likewise.
853 (sreal_verify_shifting): Likewise.
854 (void sreal_c_tests): Likewise.
856 2016-07-19 Jakub Jelinek <jakub@redhat.com>
858 PR rtl-optimization/71916
859 * cfgrtl.c (contains_no_active_insn_p): Return false also for
860 bb which have a single succ fake edge.
862 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
865 * dwarf2out.c (gen_subprogram_die): Only call
866 gen_unspecified_parameters_die while dumping early dwarf.
868 2016-07-19 Jakub Jelinek <jakub@redhat.com>
871 * gimple-fold.c (fold_builtin_memory_op): Use
872 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
874 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
876 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
877 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
878 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
879 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
883 * double-int.c: Ditto.
885 * dwarf2out.c: Ditto.
888 * fold-const.c: Ditto.
895 * loop-doloop.c: Ditto.
896 * loop-invariant.c: Ditto.
903 * simplify-rtx.c: Ditto.
904 * stor-layout.c: Ditto.
906 * tree-ssa-loop-ivopts.c: Ditto.
907 * tree-vect-generic.c: Ditto.
908 * tree-vect-patterns.c: Ditto.
913 * wide-int-print.cc: Ditto.
914 * wide-int.cc: Ditto.
917 2016-07-19 David Malcolm <dmalcolm@redhat.com>
919 * selftest.c (selftest::assert_streq): Handle NULL values of
920 val_actual and val_expected.
922 2016-07-19 Martin Jambor <mjambor@suse.cz>
925 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
926 rather than cgraph_create_node to get a call graph node.
928 2016-07-19 Richard Biener <rguenther@suse.de>
930 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
931 handle all tcc_constant bases and valueize SSA names.
932 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
935 2016-07-19 David Malcolm <dmalcolm@redhat.com>
937 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
938 the flags of the exit block and bb2, not just the entry block.
940 2016-07-19 Richard Biener <rguenther@suse.de>
942 PR tree-optimization/71901
943 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
944 align member, group stuff with the bitfield.
945 (vn_ref_op_align_unit): New inline.
946 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
947 record element alignment and operand 3 unchanged.
948 (ao_ref_init_from_vn_reference): Adjust.
949 (valueize_refs_1): Likewise.
950 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
952 2016-07-19 Richard Biener <rguenther@suse.de>
954 PR tree-optimization/71908
955 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
956 symbolic constants in a more reliable way.
958 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
960 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
962 (vect_update_inits_of_drs): Likewise.
963 (vect_create_cond_for_alias_checks): Likewise.
964 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
966 2016-07-19 Richard Biener <rguenther@suse.de>
969 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
970 with an abstract origin that is not an inlined function outer
971 scope add a self-reference as abstract origin.
972 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
974 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
977 * config/rs6000/rs6000.c (rs6000_function_value): Fix
978 unintentional System V.4 structure return breakage for structures
979 with a single floating point element.
981 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
983 PR tree-optimization/71734
984 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
985 contains REF, use it to check safelen, assume that safelen value
986 must be greater 1, fix style.
987 (ref_indep_loop_p_2): Add REF_LOOP argument.
988 (ref_indep_loop_p): Pass LOOP as additional argument to
991 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
993 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
994 allocation in the prologue.
995 * explow.c (get_dynamic_stack_base): New function to return an address
996 expression for the dynamic stack base.
997 (get_dynamic_stack_size): New function to do the required dynamic stack
998 space size calculations.
999 (allocate_dynamic_stack_space): Use new functions.
1000 (align_dynamic_address): Move some code from
1001 allocate_dynamic_stack_space to new function.
1002 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
1004 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1006 * config/s390/s390.c (s390_encode_section_info): Always set
1007 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
1010 2016-07-18 Richard Biener <rguenther@suse.de>
1012 PR tree-optimization/71893
1013 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
1014 for sizetype cast added by array_ref_element_size.
1015 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1017 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
1019 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
1020 register parameters. Remove code to initialize argument pointer
1021 on TARGET_64BIT. Optimize call to _mcount when it can be reached
1022 using a pc-relative branch. Cleanup conditional code.
1023 * config/pa/pa.md (call_mcount): New expander.
1024 (call_mcount_nonpic): New insn.
1025 (call_mcount_pic): New insn and split.
1026 (call_mcount_pic_post_reload): New insn.
1027 (call_mcount_64bit): New insn and split.
1028 (call_mcount_64bit_post_reload): New insn.
1030 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
1032 * config/avr/predicates.md (const_m255_to_m1_operand): New.
1033 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
1034 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
1035 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
1036 (*usum_widenqihi3, *udiff_widenqihi3)
1037 (*addhi3_zero_extend.const): New combiner insns.
1038 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
1039 just 1 bit is affected.
1040 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
1041 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
1043 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1045 * omp-low.c (lower_omp_target): Mark data clauses with
1046 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1047 zero-length subarrays.
1049 2016-07-15 Richard Biener <rguenther@suse.de>
1051 PR tree-optimization/71881
1052 * tree-loop-distribution.c (destroy_loop): Remove blocks in
1053 reverse DOM order to make debug temp generation happy.
1055 2016-07-15 Richard Biener <rguenther@suse.de>
1057 PR tree-optimization/71887
1058 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
1059 verify it is not zero for division / modulo handling.
1060 (value_replacement): Adjust.
1062 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
1063 Julian Brown <julian@codesourcery.com>
1065 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
1066 * config/aarch64/aarch64-cost-tables.h
1067 (vulcan_extra_costs): New variable.
1068 * config/aarch64/aarch64.c
1069 (vulcan_addrcost_table): Likewise.
1070 (vulcan_regmove_cost): Likewise.
1071 (vulcan_vector_cost): Likewise.
1072 (vulcan_branch_cost): Likewise.
1073 (vulcan_tunings): Likewise.
1075 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
1077 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
1078 (output_in_order): Loop over undefined variables too. Output them
1079 via assemble_undefined_decl. Skip variables that correspond to hard
1080 registers or have value-exprs.
1081 * varpool.c (symbol_table::output_variables): Handle undefined
1082 variables together with defined ones.
1084 2016-07-15 Richard Biener <rguenther@suse.de>
1086 * tree-ssa-pre.c (get_representative_for): Make sure to return
1087 the value number of SSA names.
1088 (phi_translate_1): get_representative_for cannot return NULL.
1089 (do_pre_regular_insertion): Remove redundant call to
1090 fully_constant_expression.
1091 (do_pre_partial_partial_insertion): Likewise.
1093 2016-07-15 Bin Cheng <bin.cheng@arm.com>
1095 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
1096 (derive_simple_iv_with_niters): New function.
1097 (simple_iv): Rewrite using simple_iv_with_niters.
1098 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
1099 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
1101 (number_of_iterations_exit): Rewrite using above function.
1102 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
1105 2016-07-15 Richard Biener <rguenther@suse.de>
1107 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
1110 2016-07-14 Jakub Jelinek <jakub@redhat.com>
1112 PR tree-optimization/71872
1113 * tree-data-ref.c (get_references_in_stmt): Ignore references
1114 with is_gimple_constant get_base_address.
1116 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1118 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
1119 (TARGET_HAVE_LDACQD): New macro.
1120 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
1121 than TARGET_HAVE_LDACQ.
1122 (arm_load_acquire_exclusivedi): Likewise.
1123 (arm_store_release_exclusivedi): Likewise.
1125 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1127 PR rtl-optimization/71878
1128 * lra-constraints.c (match_reload): Pass information about other
1129 output operands. Create new unique register value if matching input
1130 operand shares same register value as output operand being considered.
1131 (curr_insn_transform): Record output operands already processed.
1133 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1136 PR tree-optimization/70923
1137 * tree-vect-patterns.c: Include mult-synthesis.h.
1138 (target_supports_mult_synth_alg): New function.
1139 (synth_lshift_by_additions): Likewise.
1140 (apply_binop_and_append_stmt): Likewise.
1141 (vect_synth_mult_by_constant): Likewise.
1142 (target_has_vecop_for_code): Likewise.
1143 (vect_recog_mult_pattern): Use above functions to synthesize vector
1144 multiplication by integer constants.
1146 2016-07-14 Alan Modra <amodra@gmail.com>
1148 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
1149 gpr alternatives. Correct '*' placement on Y,r alternative.
1150 Add '*' on operand 1 of r,r alternative.
1152 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1154 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
1155 * expmed.h: ... Here.
1157 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
1159 * gimple.h (stmt_can_terminate_bb_p): New function.
1160 * tree-cfg.c (need_fake_edge_p): Rename to ...
1161 (stmt_can_terminate_bb_p): ... this; return true if stmt can
1162 throw external; handle const and pure calls.
1163 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
1165 2016-07-14 Richard Biener <rguenther@suse.de>
1167 PR tree-optimization/71866
1168 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
1169 (do_hoist_insertion): Avoid endless recursion when we
1170 didn't insert anything because we managed to simplify
1171 things down to a constant or SSA name.
1172 (fully_constant_expression): Re-write in terms of ...
1173 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
1174 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
1175 vn_nary_build_or_lookup_1.
1176 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
1177 (vn_nary_build_or_lookup): ... this which now wraps it.
1179 2016-07-14 Alan Modra <amodra@gmail.com>
1182 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
1183 with p9_vector override before power9-dform override.
1185 2016-07-13 Andi Kleen <ak@linux.intel.com>
1187 * value-prof.c (gimple_value_profile_transformations): Don't run
1188 when auto_profile is on.
1190 2016-07-13 Andi Kleen <ak@linux.intel.com>
1192 * auto-profile.c (update_inlined_ind_target,
1193 afdo_indirect_call): Print information to dump file.
1195 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
1197 * genrecog.c (special_predicate_operand_p): New function.
1198 (predicate_name): Move function.
1199 (validate_pattern): Don't warn about missing mode for all
1200 define_special_predicate predicates.
1202 2016-07-13 Bin Cheng <bin.cheng@arm.com>
1204 * tree-vect-data-refs.c (vect_no_alias_p): New function.
1205 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
1206 resolve alias checks which are known at compilation time.
1207 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
1208 alias checks are resolved. Move dump info for too many runtime
1209 alias checks to here...
1210 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
1212 2016-07-13 Richard Biener <rguenther@suse.de>
1214 PR tree-optimization/24574
1215 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
1216 position and add shift, rotate, divison and modulo support
1218 (value_replacement): Pass in argument position to absorbing_element_p.
1220 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
1223 * ipa-inline-transform.c (inline_call): Support
1224 instrumented thunks.
1226 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1228 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
1229 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
1231 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
1232 Baseline. Make initial alternative TARGET_32BIT only.
1233 (udivsi3): Likewise.
1234 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
1235 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
1238 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1240 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
1241 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
1242 availability with TARGET_HAVE_MOVT.
1243 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
1244 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
1245 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
1247 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
1248 extra instruction if MOVW is available. Use a cost variable
1249 incremented by COSTS_N_INSNS (1) when the condition match rather than
1250 returning an arithmetic expression based on COSTS_N_INSNS. Make
1251 constant with bottom half word zero cost 2 instruction if MOVW is
1253 * config/arm/arm.md (define_attr "arch"): Add v8mb.
1254 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
1255 target is ARMv8-M Baseline.
1256 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
1257 (arm_movtas_ze): Likewise.
1258 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
1259 alternative for constants satisfying j constraint.
1260 (thumb1_movsi_insn): Likewise.
1261 (movsi splitter for K alternative): Tighten condition to not trigger
1262 if movt is available and j constraint is satisfied.
1263 (Pe immediate splitter): Likewise.
1264 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
1265 constant fitting in an halfword to use MOVW.
1266 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
1269 2016-07-13 Richard Biener <rguenther@suse.de>
1272 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
1273 gimplifying the LHS. Make sure to gimplify a returning twice
1274 call LHS without using SSA names.
1276 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1278 * tree-data-ref.c (find_data_references_in_stmt): Remove
1279 unnecessary call to vec::release.
1280 (graphite_find_data_references_in_stmt): Likewise.
1281 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
1282 * tree-vect-stmts.c (vectorizable_condition): Likewise.
1284 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1286 * cfgexpand.c (expand_used_vars): Make the type of a local
1288 * genmatch.c (lower_for): Likewise.
1289 * haifa-sched.c (haifa_sched_init): Likewise.
1290 (add_to_speculative_block): Likewise.
1291 (create_check_block_twin): Likewise.
1292 * predict.c (handle_missing_profiles): Likewise.
1293 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
1294 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
1295 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
1297 (maybe_lower_iteration_bound): Likewise.
1298 * tree-ssa-sccvn.c (DFS): Likewise.
1299 * tree-stdarg.c (reachable_at_most_once): Likewise.
1300 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
1301 (vectorizable_store): Likewise.
1303 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1305 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
1306 (sccvn_dom_walker): make cond_stack an auto_vec.
1308 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1310 * ree.c (struct ext_state): Make type of members auto_vec.
1311 (find_and_remove_re): Adjust.
1313 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1315 * cfgexpand.c (struct stack_vars_data): Make type of fields
1317 (expand_used_vars): Adjust.
1319 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1321 * ipa.c (record_cdtor_fn): Adjust.
1322 (build_cdtor_fns): Likewise.
1323 (ipa_cdtor_merge): Make static_ctors and static_dtors local
1326 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1328 * genextract.c (struct accum_extract): Add constructor and make
1332 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1334 * tree.c (struct free_lang_data_d): Add constructor and change
1335 types of members to ones that automatically manage resources.
1336 (fld_worklist_push): Adjust.
1337 (find_decls_types): Likewise.
1338 (find_decls_types_in_eh_region): Likewise.
1339 (free_lang_data_in_cgraph): Stop manually creating and
1340 destroying members of free_lang_data_d.
1342 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
1344 PR rtl-optimization/68961
1345 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
1346 peephole variant. Use sse_reg_operand predicates.
1348 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
1350 * config/i386/predicates.md (x86_64_immediate_operand)
1351 <case CONST_INT>: Remove unneeded truncation to DImode.
1352 <case CONST>: Ditto.
1353 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1355 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1358 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
1359 The xxperm and xxpermr instructions require that the 2nd input
1360 operand overlap with the output operand, and not the 1st.
1361 (altivec_vperm_v8hiv16qi): Likewise.
1362 (altivec_vperm_<mode>_uns_internal): Likewise.
1363 (altivec_vpermr_<mode>_internal): Likewise.
1364 (vperm_v8hiv4si): Likewise.
1365 (vperm_v16qiv8hi): Likewise.
1367 2016-07-12 Nathan Sidwell <nathan@acm.org>
1369 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
1370 when -mno-pic-data-is-text-relative is in effect, by default.
1371 * doc/invoke.texi (mpic-data-is-text-relative): Document new
1372 behavior and clarify.
1374 2016-07-12 Martin Liska <mliska@suse.cz>
1376 * params.def: Add avg-loop niter.
1377 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
1378 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
1379 * doc/invoke.texi: Document the new parameter.
1381 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1384 * expr.c (store_constructor): Mask sign-extended bits when widening
1385 sub-word constructor element at the start of a word.
1387 2016-07-12 Martin Liska <mliska@suse.cz>
1389 * Makefile.in: Append rule for params-options.h.
1390 * params-options.h: New file.
1392 2016-07-12 Martin Liska <mliska@suse.cz>
1394 * ira-build.c (mark_loops_for_removal): Properly iterate
1397 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
1398 Richard Biener <rguenther@suse.de>
1400 PR tree-optimization/23286
1401 PR tree-optimization/70159
1402 * doc/invoke.texi: Document -fcode-hoisting.
1403 * common.opt (fcode-hoisting): New flag.
1404 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
1405 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
1406 (do_regular_insertion): Rename to ...
1407 (do_pre_regular_insertion): ... this and amend general comments
1408 on insertion strathegy.
1409 (do_partial_partial_insertion): Rename to ...
1410 (do_pre_partial_partial_insertion): ... this.
1411 (do_hoist_insertion): New function.
1412 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
1413 and call do_hoist_insertion properly.
1415 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
1416 (pass_pre::execute): Register hoist_insert stats.
1418 2016-07-12 Jakub Jelinek <jakub@redhat.com>
1421 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
1422 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
1423 is different from mode's bitsize. Small cleanup.
1425 2016-07-12 Richard Biener <rguenther@suse.de>
1427 PR rtl-optimization/68961
1428 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
1429 to simplify to a non-constant.
1431 2016-07-11 Jakub Jelinek <jakub@redhat.com>
1434 * omp-low.c (expand_omp_target): Gimplify device.
1436 PR tree-optimization/71823
1437 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
1438 to get vec_oprnds2 from op2.
1440 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
1442 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
1443 Hoist common subexpressions.
1444 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
1446 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
1449 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
1450 prevent generation of 'stxsiwx' on pre Power8 hardware.
1452 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1454 * input.c: Include cpplib.h.
1455 (selftest::temp_source_file): New class.
1456 (selftest::temp_source_file::temp_source_file): New ctor.
1457 (selftest::temp_source_file::~temp_source_file): New dtor.
1458 (selftest::should_have_column_data_p): New function.
1459 (selftest::test_should_have_column_data_p): New function.
1460 (selftest::temp_line_table): New class.
1461 (selftest::temp_line_table::temp_line_table): New ctor.
1462 (selftest::temp_line_table::~temp_line_table): New dtor.
1463 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
1464 it to create a temp_line_table.
1465 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
1466 locations that are known to have column data.
1467 (selftest::line_table_case): New struct.
1468 (selftest::test_reading_source_line): Move tempfile handling
1469 to class temp_source_file.
1470 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
1471 (selftest::assert_token_loc_eq): New function.
1472 (ASSERT_TOKEN_LOC_EQ): New macro.
1473 (selftest::test_lexer): New function.
1474 (selftest::boundary_locations): New array.
1475 (selftest::input_c_tests): Call test_should_have_column_data_p.
1476 Loop over a test matrix of interesting values of location and
1477 default_range_bits, calling test_lexer on each case in the matrix.
1478 Move call to test_accessing_ordinary_linemaps into the matrix.
1479 * selftest.h (ASSERT_EQ): Reimplement in terms of...
1480 (ASSERT_EQ_AT): New macro.
1482 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
1485 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1486 Don't convert TImode in debug insn.
1488 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
1490 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
1491 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
1492 (tree_type_common::lang_flag_7): New.
1493 (tree_type_common::spare): Reduce size.
1494 * tree.h (TYPE_ALIGN_OK): Remove.
1495 (TYPE_LANG_FLAG_7): New.
1496 (get_inner_reference): Adjust header.
1497 * print-tree.c (print_node): Adjust.
1498 * expr.c (get_inner_reference): Remove parameter keep_aligning.
1499 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
1500 calls to get_inner_reference.
1501 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
1502 handling of TYPE_ALIGN_OK.
1503 * builtins.c (get_object_alignment_2): Adjust call to
1504 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
1505 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
1507 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
1508 * cfgexpand.c (expand_debug_expr): Likewise.
1509 * dbxout.c (dbxout_expand_expr): Likewise.
1510 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
1511 loc_list_from_tree, fortran_common): Likewise.
1512 * fold-const.c (optimize_bit_field_compare,
1513 decode_field_reference, fold_unary_loc, fold_comparison,
1514 split_address_to_core_and_offset): Likewise.
1515 * gimple-laddress.c (execute): Likewise.
1516 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
1517 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
1518 * hsa-gen.c (gen_hsa_addr): Likewise.
1519 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
1520 * tsan.c (instrument_expr): Likewise.
1521 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
1522 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
1523 * tree-affine.c (tree_to_aff_combination,
1524 get_inner_reference_aff): Adjust calls to get_inner_reference.
1525 * tree-data-ref.c (split_constant_offset_1,
1526 dr_analyze_innermost): Likewise.
1527 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
1528 * tree-sra.c (ipa_sra_check_caller): Likewise.
1529 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
1530 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
1531 bswap_replace): Likewise.
1532 * tree-vect-data-refs.c (vect_check_gather,
1533 vect_analyze_data_refs): Likewise.
1534 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
1535 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
1538 2016-07-11 David Malcolm <dmalcolm@redhat.com>
1540 * Makefile.in (selftest-valgrind): New phony target.
1541 * function-tests.c (selftest::build_cfg): Delete pass instances
1542 created by the test.
1543 (selftest::convert_to_ssa): Likewise.
1544 (selftest::test_expansion_to_rtl): Likewise.
1545 * tree-cfg.c (selftest::test_linear_chain): Release dominator
1547 (selftest::test_diamond): Likewise.
1549 2016-07-11 Richard Biener <rguenther@suse.de>
1551 PR tree-optimization/71816
1552 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
1553 than replacing all of its operands.
1555 2016-07-11 Alan Modra <amodra@gmail.com>
1557 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
1558 (ctr<mode>): Add unspec.
1559 (ctr<mode>_internal*): Likewise.
1561 2016-07-08 James Bowman <james.bowman@ftdichip.com>
1563 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
1564 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
1566 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
1568 PR rtl-optimization/71621
1569 * lra-constraints.c (process_alt_operands): Check combination of
1572 2016-07-08 Jason Merrill <jason@redhat.com>
1573 Richard Biener <rguenther@suse.de>
1575 P0145: Refining Expression Order for C++.
1576 * gimplify.c (initial_rhs_predicate_for): New.
1577 (gimplfy_modify_expr): Gimplify RHS before LHS.
1579 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1582 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1583 Allow standard error handling to take over when a wrong number
1584 of arguments is presented to __builtin_vec_ld () or
1585 __builtin_vec_st ().
1587 2016-07-08 Jiong Wang <jiong.wang@arm.com>
1589 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
1594 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
1595 __builtin_aarch64_fmaxv2sf.
1596 (vmaxnmq_f32): Likewise.
1597 (vmaxnmq_f64): Likewise.
1598 (vminnm_f32): Likewise.
1599 (vminnmq_f32): Likewise.
1600 (vminnmq_f64): Likewise.
1602 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1605 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
1606 enable -mfloat128-hardware by default.
1607 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
1608 that IEEE 128-bit hardware support needs.
1609 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
1610 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
1611 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
1612 floating point requires.
1613 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
1614 -mfloat128 and -mfloat128-hardware changes.
1616 2016-07-08 Alan Hayward <alan.hayward@arm.com>
1618 PR tree-optimization/71667
1619 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
1621 2016-07-08 Martin Liska <mliska@suse.cz>
1624 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
1625 folding produces SAVE_EXPRs, thus return false for the type.
1627 2016-07-07 Martin Liska <mliska@suse.cz>
1629 * file-find.c (remove_prefix): New function.
1630 * file-find.h (remove_prefix): Declare the function.
1631 * gcc-ar.c (main): Skip a folder of the wrapper if
1632 a wrapped binary would point to the same file.
1634 2016-07-07 Jan Hubicka <jh@suse.cz>
1636 * tree-scalar-evolution.c (iv_can_overflow_p): export.
1637 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
1638 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
1640 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
1643 * ipa-inline-analysis.c (compute_inline_parameters): Set
1644 local.can_change_signature to false for intrumentation
1647 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1649 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
1650 with TARGET_HAVE_MOVT.
1651 (TARGET_HAVE_MOVT): Define.
1652 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
1653 availability with TARGET_HAVE_MOVT.
1654 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
1656 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
1658 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
1659 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
1660 * config/arm/constraints.md (define_constraint "j"): Use
1661 TARGET_HAVE_MOVT to check MOVT availability.
1663 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1665 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
1667 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1669 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
1670 (armv8-m.main): Likewise.
1671 (armv8-m.main+dsp): Likewise.
1672 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
1673 (FL_FOR_ARCH8M_MAIN): Likewise.
1674 * config/arm/arm-tables.opt: Regenerate.
1675 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
1676 armv8-m.main+dsp to BE8_LINK_SPEC.
1677 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
1678 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
1679 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
1680 Baseline and Mainline.
1681 (arm_option_override_internal): Also disable arm_restrict_it when
1682 !arm_arch_notm. Update comment for -munaligned-access to also cover
1684 (arm_file_start): Increase buffer size for printing architecture name.
1685 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
1686 and armv8-m.main+dsp.
1687 (mno-unaligned-access): Clarify that this is disabled by default for
1688 ARMv8-M Baseline architectures as well.
1690 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1692 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
1693 decide whether to prevent some libgcc routines being included for some
1694 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
1695 link between this condition and the one in
1696 libgcc/config/arm/lib1func.S.
1698 2016-07-07 Richard Biener <rguenther@suse.de>
1700 * tree-ssa-pre.c: Include alias.h.
1701 (compute_avail): If we have multiple VN_REFERENCEs with the
1702 same hashtable entry adjust that to make it a valid replacement
1703 for all of them with respect to alignment and aliasing
1704 when doing insertion.
1705 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
1706 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
1708 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
1712 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1713 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
1716 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1718 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
1719 (adjust_mems): Adjust.
1720 (adjust_insn): Likewise.
1721 (prepare_call_arguments): Likewise.
1723 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1725 * gcse.c (struct ls_expr): Make stores field a vector.
1726 (ldst_entry): Adjust.
1727 (free_ldst_entry): Likewise.
1728 (print_ldst_list): Likewise.
1729 (compute_ld_motion_mems): Likewise.
1730 (update_ld_motion_stores): Likewise.
1732 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1734 * gcse.c (struct ls_expr): Remove loads field.
1735 (ldst_entry): Adjust.
1736 (free_ldst_entry): Likewise.
1737 (print_ldst_list): Likewise.
1738 (compute_ld_motion_mems): Likewise.
1740 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1742 * store-motion.c (struct st_expr): Make antic_stores a vector.
1743 (st_expr_entry): Adjust.
1744 (free_st_expr_entry): Likewise.
1745 (print_store_motion_mems): Likewise.
1746 (find_moveable_store): Likewise.
1747 (compute_store_table): Likewise.
1748 (remove_reachable_equiv_notes): Likewise.
1749 (replace_store_insn): Likewise.
1750 (build_store_vectors): Likewise.
1752 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1754 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
1755 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
1757 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
1759 PR tree-optimization/71518
1760 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
1761 misalign also for outer loops with negative step.
1763 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
1765 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
1766 (cortex_a53_shift): Add mov_shift.
1767 (cortex_a53_shift_reg): Add new reservation for register shifts.
1768 (cortex_a53_alu): Remove bfm.
1769 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
1770 (cortex_a53_alu_extr): Add new reservation for EXTR.
1771 (bypasses): Improve bypass modelling.
1773 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1776 * config/avr/avr.c (avr_asm_select_section): Strip off
1777 SECTION_DECLARED from flags when calling get_section.
1779 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1781 * tree-vectorizer.h (vect_memory_access_type): Add
1782 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
1783 * tree-vect-stmts.c (compare_step_with_zero): New function.
1784 (perm_mask_for_reverse): Move further up file.
1785 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
1787 (get_negative_load_store_type): New function.
1788 (get_load_store_type): Call it. Add an ncopies argument.
1789 (vectorizable_mask_load_store): Update call accordingly and
1790 remove tests for negative steps.
1791 (vectorizable_store, vectorizable_load): Likewise. Handle new
1792 memory_access_types.
1794 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1796 * tree-vectorizer.h (vect_memory_access_type): New enum.
1797 (_stmt_vec_info): Add a memory_access_type field.
1798 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
1799 (vect_model_store_cost): Take an access type instead of a boolean.
1800 (vect_model_load_cost): Likewise.
1801 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
1802 vect_model_store_cost and vect_model_load_cost.
1803 * tree-vect-stmts.c (vec_load_store_type): New enum.
1804 (vect_model_store_cost): Take an access type instead of a
1805 store_lanes_p boolean. Simplify tests.
1806 (vect_model_load_cost): Likewise, but for load_lanes_p.
1807 (get_group_load_store_type, get_load_store_type): New functions.
1808 (vectorizable_store): Use get_load_store_type. Record the access
1809 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
1810 (vectorizable_load): Likewise.
1811 (vectorizable_mask_load_store): Likewise. Replace is_store
1812 variable with vls_type.
1814 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1816 * tree-vectorizer.h (vect_grouped_load_supported): Add a
1817 single_element_p parameter.
1818 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
1819 Check the PR65518 case here rather than in vectorizable_load.
1820 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
1821 * tree-vect-stmts.c (vectorizable_load): Likewise.
1823 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1825 * tree-vectorizer.h (gather_scatter_info): New structure.
1826 (vect_check_gather_scatter): Return a bool rather than a decl.
1827 Replace return-by-pointer arguments with a single
1828 gather_scatter_info *.
1829 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
1830 (vect_analyze_data_refs): Update call accordingly.
1831 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
1832 (vectorizable_mask_load_store): Likewise. Also record the
1833 offset dt and vectype in the gather_scatter_info.
1834 (vectorizable_store): Likewise.
1835 (vectorizable_load): Likewise.
1837 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1839 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
1840 strided groups, use the cost of N scalar accesses instead
1841 of ncopies vector accesses.
1842 (vect_model_load_cost): Likewise.
1844 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1846 * tree-vect-stmts.c (vect_cost_group_size): Delete.
1847 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
1848 variable to indicate when once-per-group costs are being used.
1849 (vect_model_load_cost): Likewise. Fix comment and misindented code.
1851 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
1853 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
1854 peeling-for-gaps condition.
1856 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1858 * config/s390/s390.c (s390_expand_vec_init): Force initializer
1859 element to register if it doesn't match general_operand.
1861 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1862 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1864 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
1866 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
1867 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
1868 (SIGNBIT): New mode iterator.
1869 (Fsignbit): New mode attribute.
1870 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
1871 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
1872 when direct moves are available.
1873 (signbit<mode>2_dm): New define_insn_and_split).
1874 (signbit<mode>2_dm2): New define_insn.
1876 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1878 PR rtl-optimization/71594
1879 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
1880 into subregs of appropriate mode before trying to emit a conditional
1883 2016-07-05 Jan Hubicka <jh@suse.cz>
1885 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
1886 (simple_iv): Use it.
1888 2016-07-05 Jan Hubicka <jh@suse.cz>
1890 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
1892 2016-07-05 Jiong Wang <jiong.wang@arm.com>
1894 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
1897 2016-07-05 Jan Hubicka <jh@suse.cz>
1899 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
1902 2016-07-05 Richard Biener <rguenther@suse.de>
1904 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
1905 Handle empty else block.
1906 (is_feasible_trace): Likewise.
1907 (split_paths): Likewise.
1909 2016-07-05 Richard Biener <rguenther@suse.de>
1911 * tree-loop-distribution.c (distribute_loop): Fix issue with
1912 the cost model loop.
1914 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
1916 * config/arm/neon-testgen.ml: Delete.
1917 * config/arm/neon.ml: Delete.
1919 2016-07-04 Jakub Jelinek <jakub@redhat.com>
1922 * tree.c (attribute_value_equal): Use get_attribute_name instead of
1923 directly using TREE_PURPOSE.
1925 2016-07-04 Jiong Wang <jiong.wang@arm.com>
1927 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
1928 * config/aarch64/aarch64_neon.h: Likewise.
1929 * config/aarch64/arm_neon.h: Likewise.
1930 * config/aarch64/atomics.md: Likewise.
1931 * config/aarch64/aarch64-simd-builtins.def: Likewise.
1932 * doc/invoke.texi: Likewise.
1934 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1936 * config/s390/s390.md: Add "z13" cpu_facility.
1937 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
1938 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
1939 condition" type instructions.
1941 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
1942 Jeff Law <law@redhat.com>
1944 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
1945 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
1947 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
1949 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
1950 permutation for TARGET_AVX512F.
1951 (ix86_expand_vec_one_operand_perm_avx512): New function.
1952 (expand_vec_perm_1): Invoke introduced function.
1953 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1954 it may be not valid after vectorization.
1956 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1959 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
1960 typo in comment. Only force to memory if it is a weak
1963 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
1964 Jiong Wang <jiong.wang@arm.com>
1966 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
1967 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
1968 (AARCH64_FL_F16): New.
1969 (AARCH64_FL_FOR_ARCH8_2): New.
1970 (AARCH64_ISA_8_2): New.
1971 (AARCH64_ISA_F16): New.
1972 (TARGET_FP_F16INST): New.
1973 (TARGET_SIMD_F16INST): New.
1974 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
1975 ("fp"): Disabling "fp" also disables "fp16".
1976 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
1977 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
1978 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
1979 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
1981 2016-07-04 Jan Beulich <jbeulich@suse.com>
1983 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
1985 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1988 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
1989 the insns, use an insn form that does not adjust the offset on
1990 little endian systems.
1992 2016-07-01 Jan Beulich <jbeulich@suse.com>
1994 * varasm.c (get_variable_section): Validate initializer in
1995 named .bss-like sections.
1997 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1999 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
2000 Exchange the order of the second and third operands in the vpermr
2001 instruction tmeplate.
2003 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
2006 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
2007 Disallow TDmode values.
2009 2016-07-01 Alan Modra <amodra@gmail.com>
2011 PR rtl-optimization/71709
2012 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
2013 being set, not referenced.
2015 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
2017 PR tree-optimization/70729
2018 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
2019 of loop since it can be not valid after transformation.
2021 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2023 * config/arm/arm.c (thumb_reload_in_hi): Delete.
2024 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2026 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
2028 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
2031 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2034 * config/rs6000/constraints.md (wY constraint): New constraint to
2035 match the requirements for the LXSD and STXSD instructions.
2036 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
2037 predicate to match the requirements for the LXSD and STXSD
2039 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
2040 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
2041 to make sure that the bottom 2 bits of offset are 0, the address
2042 form is offsettable, and no updating is done in the address mode.
2043 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
2044 (movdi_internal32): Likewise
2045 (movdi_internal64): Likewise.
2047 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2049 PR tree-optimization/71707
2050 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
2051 strinfo even for ADDR_EXPR ptr.
2053 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
2055 * config/rs6000/altivec.md (darn_32): Change the condition to
2056 TARGET_P9_MISC instead of TARGET_MODULO.
2057 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
2058 condition expression.
2059 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
2060 condition expression.
2061 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
2062 (DFP_TEST): New code iterator.
2063 (dfptstsfi_<code>_mode>): New define_expand.
2064 (*dfp_sgnfcnc_<mode>): New define_insn.
2065 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
2066 definition next to BU_P9_MISC_1 definition and change the MASK
2067 value to RS6000_BTM_P9_MISC.
2068 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
2069 (BU_P9_64BIT_MISC_0): Likewise.
2070 (BU_P9_DFP_MISC_0): New macro definition.
2071 (BU_P9_DFP_MISC_1): New macro definition.
2072 (BU_P9_DFP_MISC_2): New macro definition.
2073 (BU_P9_DFP_OVERLOAD_1): New macro definition.
2074 (BU_P9_DFP_OVERLOAD_2): New macro definition.
2075 (BU_P9_DFP_OVERLOAD_3): New macro definition.
2076 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
2077 (TSTSFI_LT_TD): Likewise.
2078 (TSTSFI_EQ_DD): Likewise.
2079 (TSTSFI_EQ_TD): Likewise.
2080 (TSTSFI_GT_DD): Likewise.
2081 (TSTSFI_GT_TD): Likewise.
2082 (TSTSFI_OV_DD): Likewise.
2083 (TSTSFI_OV_TD): Likewise.
2084 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
2085 (TSTSFI_LT_DD): Likewise.
2086 (TSTSFI_LT_TD): Likewise.
2087 (TSTSFI_EQ): Likewise.
2088 (TSTSFI_EQ_DD): Likewise.
2089 (TSTSFI_EQ_TD): Likewise.
2090 (TSTSFI_GT): Likewise.
2091 (TSTSFI_GT_DD): Likewise.
2092 (TSTSFI_GT_TD): Likewise.
2093 (TSTSFI_OV): Likewise.
2094 (TSTSFI_OV_DD): Likewise.
2095 (TSTSFI_OV_TD): Likewise.
2096 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2097 overloaded test significance functions.
2098 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2099 OPTION_MASK_P9_MISC into the representation of this mask.
2100 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
2102 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
2103 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
2105 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
2106 argument is a 6-bit unsigned literal value if the icode argument
2107 represents a DFP test significance built-in call.
2108 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
2109 flag used independently and in combination with the
2110 RS6000_BTM_64BIT flag.
2111 (rs6000_opt_masks): Add entry for power9-misc command-line option.
2112 (rs6000_builtin_mask_names): Add entry for power9-misc
2113 command-line option.
2114 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
2115 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
2116 RS6000_BTM_P9_MISC macros.
2117 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
2118 option and change the description of the -mpower9-vector option to
2119 enable only vector instructions, removing its erroneously claimed
2120 support for scalar instructions.
2121 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2122 the ISA 3.0 digital floating point test significance built-in
2125 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
2127 * config/aarch64/aarch64.c (cortexa35_tunings):
2128 Enable AES fusion. Use cortexa57_branch_cost.
2129 (cortexa53_tunings): Use cortexa57_branch_cost.
2130 (cortexa72_tunings): Use cortexa57_branch_cost.
2131 Use AUTOPREFETCHER_WEAK.
2132 (cortexa73_tunings): Use cortexa57_branch_cost.
2134 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2135 James Greenhalgh <james.greenhalgh@arm.com>
2137 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
2138 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
2139 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
2140 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
2141 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
2142 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
2143 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
2144 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
2145 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
2146 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
2147 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
2148 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
2149 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
2152 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
2153 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2155 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
2157 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2159 2016-06-30 David Malcolm <dmalcolm@redhat.com>
2162 * gcc.c (driver::build_option_suggestions): Pass "option" to
2163 add_misspelling_candidates.
2164 * opts-common.c (add_misspelling_candidates): Add "option" param;
2165 use it to avoid adding negated forms for options marked with
2167 * opts.h (add_misspelling_candidates): Add "option" param.
2169 2016-06-30 Jakub Jelinek <jakub@redhat.com>
2172 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
2173 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
2174 first when permuting bitwise operation with rotate. Cast
2175 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2177 2016-06-29 David Malcolm <dmalcolm@redhat.com>
2179 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
2180 for misspelled param names.
2181 * params.c: Include spellcheck.h.
2182 (find_param_fuzzy): New function.
2183 * params.h (find_param_fuzzy): New prototype.
2184 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
2185 * spellcheck.h (struct edit_distance_traits<const char *>):
2188 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2190 * config/rs6000/predicates.md (const_0_to_7_operand): New
2191 predicate, recognize 0..7.
2192 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2193 support for doing extracts from V16QImode, V8HImode, V4SImode
2195 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
2196 vector extract support.
2197 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
2198 for ISA 3.0 vector extract.
2199 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
2200 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
2201 extracts of a constant element number from small integer vectors
2202 on 64-bit ISA 3.0 systems.
2203 (vsx_extract_<mode>_di): Likewise.
2204 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
2205 say when we can do ISA 3.0 vector extracts.
2206 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
2207 registers, using the stxsiwx instruction.
2209 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
2211 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
2212 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
2213 qdf24xx_regmove_cost, qdf24xx_tunings): New.
2214 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
2215 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
2216 * config/arm/arm.c (arm_qdf24xx_tune): New.
2218 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
2220 * config/aarch64/aarch64.c (cortexa53_tunings):
2221 Increase loop alignment to 8. Set function alignment to 16.
2222 (cortexa35_tunings): Likewise.
2223 (cortexa57_tunings): Increase loop alignment to 8.
2224 (cortexa72_tunings): Likewise.
2225 (cortexa73_tunings): Likewise.
2227 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
2229 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
2230 for arm_fp16_ok and arm_fp16_hw.
2231 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
2232 arm_fp16_alternative.
2234 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
2236 PR tree-optimization/71655
2237 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
2238 types when swapping operands.
2240 2016-06-29 Martin Liska <mliska@suse.cz>
2243 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
2244 * ipa-inline-transform.c (inline_call): Remove unnecessary call
2245 of build_optimization_node.
2247 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
2249 PR tree-optimization/70729
2250 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
2251 independent in loops having positive safelen value.
2252 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
2253 it may be not valid after vectorization.
2255 2016-06-29 Jakub Jelinek <jakub@redhat.com>
2257 PR tree-optimization/71625
2258 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
2259 is sorted by ascending list->offset. If PTR is non-NULL and there is
2260 previous strinfo, call get_stridx_plus_constant.
2261 (get_stridx): Pass exp as second argument to get_addr_stridx.
2262 (addr_stridxptr): Add missing list = list->next, so that there can be
2263 more than one entries in the list. Bump limit from 16 to 32. Ensure
2264 the list is sorted by ascending list->offset.
2265 (get_stridx_plus_constant): Adjust so that it can be also called with
2266 ADDR_EXPR instead of SSA_NAME as PTR.
2267 (handle_char_store): Pass NULL_TREE as second argument to
2270 2016-06-29 Richard Biener <rguenther@suse.de>
2272 PR rtl-optimization/68961
2273 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
2275 2016-06-29 Richard Biener <rguenther@suse.de>
2278 * alias.c (component_uses_parent_alias_set_from): Handle
2279 type punning through union accesses by using the union alias set.
2280 * gimple.c (gimple_get_alias_set): Remove union type punning case.
2282 2016-07-29 Richard Biener <rguenther@suse.de>
2284 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
2285 precision not matching mode precision.
2287 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
2289 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
2290 pa_output_arg_descriptor.
2291 (call_val_symref_64bit_post_reload): Likewise.
2292 (call_val_powf_64bit_post_reload): Likewise.
2293 (sibcall_internal_symref_64bit): Likewise.
2294 (sibcall_value_internal_symref_64bit): Likewise.
2296 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2299 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
2300 a constant, force its SUBREG_REG into memory or register instead
2303 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2306 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
2307 * doc/invoke.texi (AVR Options): Document it.
2309 2016-06-28 Walter Lee <walt@tilera.com>
2311 * config/tilegx/linux.h: Do not include arch/icache.h
2312 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2313 * config/tilepro/linux.h: Do not include arch/icache.h
2314 (CLEAR_INSN_CACHE): Provide inlined definition directly.
2316 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
2318 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
2319 for big-endian BIT_FIELD_REF.
2321 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
2323 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
2324 ('size' attribute): Add '128'.
2326 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
2327 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
2328 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
2329 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
2330 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
2331 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
2332 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
2333 *trunc<mode>df2_odd): Set size attribute to '128'.
2334 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
2335 * config/rs6000/power6.md (power6-fp): Include dfp type.
2336 * config/rs6000/power7.md (power7-fp): Likewise.
2337 * config/rs6000/power8.md (power8-fp): Likewise.
2338 * config/rs6000/power9.md: New file.
2339 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
2340 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
2341 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
2343 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
2344 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2345 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
2346 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
2347 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
2348 dfp_dscri_<mode>): Change type attribute to dfp.
2349 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
2350 attribute to vecsimple.
2351 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
2352 and prefetch streams.
2353 (rs6000_option_override_internal): Remove temporary code setting
2354 tuning to power8. Don't set rs6000_sched_groups for power9.
2355 (last_scheduled_insn): Change to rtx_insn *.
2356 (divide_cnt, vec_load_pendulum): New variables.
2357 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
2358 (rs6000_issue_rate): Set issue rate for Power9.
2359 (is_power9_pairable_vec_type): New.
2360 (power9_sched_reorder2): New.
2361 (rs6000_sched_reorder2): Call new function for Power9 specific
2363 (insn_must_be_first_in_group): Remove Power9.
2364 (insn_must_be_last_in_group): Likewise.
2365 (force_new_group): Likewise.
2366 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
2367 Initialize divide_cnt/vec_load_pendulum.
2368 (_rs6000_sched_context, rs6000_init_sched_context,
2369 rs6000_set_sched_context): Handle context save/restore of new
2372 2016-06-28 Richard Biener <rguenther@suse.de>
2374 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
2375 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
2376 COMPONENT_REF operand.
2377 (nonoverlapping_component_refs_p): Likewise.
2378 * stor-layout.c (start_bitfield_representative): Mark
2379 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
2381 2016-06-28 Jakub Jelinek <jakub@redhat.com>
2383 * Makefile.in: Don't cat ../stage_current if it does not exist.
2385 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
2386 last argument is a bit-field.
2388 PR rtl-optimization/71673
2389 * internal-fn.c (expand_arith_overflow_result_store): Use
2390 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
2391 expand_simple_binop.
2394 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
2395 expand_ifn_atomic_compare_exchange): New functions.
2396 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
2397 * tree.h (build_call_expr_internal_loc): Rename to ...
2398 (build_call_expr_internal_loc_array): ... this. Fix up type of
2400 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
2401 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
2402 ATOMIC_COMPARE_EXCHANGE result.
2403 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
2404 * gimple-fold.h (optimize_atomic_compare_exchange_p,
2405 fold_builtin_atomic_compare_exchange): New prototypes.
2406 * gimple-fold.c (optimize_atomic_compare_exchange_p,
2407 fold_builtin_atomic_compare_exchange): New functions..
2408 * tree-ssa.c (execute_update_addresses_taken): If
2409 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
2410 of call when finding addressable vars, and if such var becomes
2411 non-addressable, call fold_builtin_atomic_compare_exchange.
2413 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
2416 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
2417 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2419 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
2421 * config/rs6000/rs6000.md ('type' attribute): Add
2422 veclogical,veccmpfx,vecexts,vecmove insn types.
2423 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
2424 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
2425 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
2426 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
2427 *nabs<mode>2_hw): Change type to vecmove.
2428 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
2429 *boolcc<mode>3_internal, *eqv<mode>3_internal,
2430 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
2431 *ieee_128bit_vsx_abs<mode>2_internal,
2432 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
2433 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
2434 *ieee128_mtvsrd_32bit): Change type to veclogical.
2435 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
2436 *movdi_internal32, *movdi_internal64): Update insn types.
2437 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
2438 vsx_extract_<mode>): Change type to veclogical.
2439 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
2440 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
2441 *vsx_sign_extend_si_v2di): Change type to vecexts.
2442 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
2444 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
2445 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
2446 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
2447 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
2448 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2449 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
2450 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
2451 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
2452 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
2453 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
2454 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
2455 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
2456 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
2457 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
2458 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
2459 (ppc7450-vecsimple): Add veclogical, vecmove.
2460 (ppc7450-veccmp): Add veccmpfx.
2461 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
2463 (ppc8540_vector_compare): Add veccmpfx.
2464 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
2465 * config/rs6000/cell.md (cell-fp): Add fpsimple.
2466 (cell-vecsimple): Add veclogical, vecmove.
2467 (cell-veccmp): Add veccmpfx.
2468 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
2469 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
2471 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
2472 * config/rs6000/power4.md (power4-fp): Add fpsimple.
2473 (power4-vecsimple): Add veclogical, vecmove.
2474 (power4-veccmp): Add veccmpfx.
2475 * config/rs6000/power5.md (power5-fp): Add fpsimple.
2476 * config/rs6000/power6.md (power6-fp): Add fpsimple.
2477 (power6-vecsimple): Add veclogical, vecmove.
2478 (power6-veccmp): Add veccmpfx.
2479 * config/rs6000/power7.md (power7-fp): Add fpsimple.
2480 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
2481 * config/rs6000/power8.md (power8-fp): Add fpsimple.
2482 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
2483 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
2484 * config/rs6000/titan.md (titan_fp): Add fpsimple.
2485 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
2487 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2489 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
2492 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
2493 OPTION_MASK_P9_DFORM_VECTOR.
2494 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
2495 disable -mpower9-dform-vector when using reload.
2496 (quad_address_p): Remove 'gpr_p' argument and all associated code.
2497 New 'strict' argument. Update all callers. Add strict addressing
2499 (rs6000_legitimate_offset_address_p): Remove call to
2500 virtual_stack_registers_memory_p.
2501 (rs6000_legitimize_reload_address): Add quad address support.
2502 (rs6000_legitimate_address_p): Move call to quad_address_p above
2503 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
2504 to account for new strict usage.
2505 (rs6000_output_move_128bit): Adjust quad_address_p args to account
2506 for new strict usage.
2507 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
2509 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.c (ix86_spill_class): Disable condition to
2517 always return NO_REGS.
2519 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
2521 * predict.c: Include gimple-pretty-print.h
2522 (predicted_by_loop_heuristics_p): Check also
2523 PRED_LOOP_EXIT_WITH_RECURSION
2524 (predict_loops): Find self recursive calls and use special purpose
2525 predictors for them; dump log about decisions.
2526 (pass_profile::execute): Dump info about #of iterations.
2527 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
2528 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2530 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
2532 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
2533 output_asm_insn calls and shorten long lines. Output .CALL
2534 argument descriptor using pa_output_arg_descriptor. Add various
2535 inline $$dyncall and other optimizations.
2536 (pa_attr_length_indirect_call): Adjust ordering and lengths.
2538 2016-06-25 Jakub Jelinek <jakub@redhat.com>
2540 PR tree-optimization/71643
2541 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
2544 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
2545 leak a bitmap if dep_bb is NULL.
2547 PR tree-optimization/71631
2548 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
2549 to rewrite_expr_tree even if negate_result, move new_lhs var
2550 declaration and initialization earlier, for powi_result set afterwards
2551 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
2552 if new_lhs != lhs, and don't shadow gsi var.
2554 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2556 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
2557 Add in_loop parameter.
2558 (predict_loops): Add loop guard heuristics.
2559 * predict.def (PRED_LOOP_GUARD): New heuristics.
2561 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
2563 * predict.c: Include ipa-utils.h
2564 (tree_bb_level_prediction): Predict recursive calls.
2565 (tree_estimate_probability_bb): Skip inexpensive calls for call
2567 * predict.def (PRED_RECURSIVE_CALL): New.
2569 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2571 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
2572 (BU_FLOAT128_1): Likewise.
2574 (COPYSIGNQ): Likewise.
2575 (RS6000_BUILTIN_NANQ): Likewise.
2576 (RS6000_BUILTIN_NANSQ): Likewise.
2577 (RS6000_BUILTIN_INFQ): Likewise.
2578 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
2579 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
2580 (TARGET_FOLD_BUILTIN): New #define.
2581 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
2582 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
2583 (rs6000_fold_builtin): New target hook implementation, handling
2584 folding of 128-bit NaNs and infinities.
2585 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
2586 entries are filled in to avoid problems during bootstrap
2587 self-test; define builtins for 128-bit NaNs and infinities.
2588 (rs6000_opt_mask): Add entry for float128.
2589 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
2590 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
2591 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
2592 (const_str_type_node): New #define.
2593 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
2594 to a define_expand that dispatches to either copysign<mode>3_soft
2595 or copysign<mode>3_hard.
2596 (copysign<mode>3_hard): Rename from copysign<mode>3.
2597 (copysign<mode>3_soft): New define_insn.
2598 * doc/extend.texi: Document new builtins.
2600 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2602 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
2603 PRIu64 instead of lu.
2605 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
2608 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
2611 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2613 PR tree-optimization/71647
2614 * omp-low.c (lower_rec_input_clauses): Convert
2615 omp_clause_aligned_alignment (c) to size_type_node for the
2616 last argument of __builtin_assume_aligned.
2618 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
2620 * configure.ac (calling ___tls_get_addr via GOT): New
2621 assembler/linker check.
2622 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
2623 assembler and linker supports calling ___tls_get_addr via GOT.
2624 Otherise, defined to 0.
2625 * config.in: Regenerated.
2626 * configure: Likewise.
2627 * config/i386/constraints.md (Yb): New constraint.
2628 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
2629 (REG_CLASS_NAMES): Likewise.
2630 (REG_CLASS_CONTENTS): Likewise.
2631 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
2632 the b constraint with the Yb constraint. Call ___tls_get_addr
2633 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
2635 (*tls_local_dynamic_base_32_gnu): Likewise.
2636 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
2637 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
2638 (*tls_local_dynamic_base_64_<mode>): Likewise.
2640 2016-06-24 Martin Liska <mliska@suse.cz>
2642 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
2643 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
2645 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
2646 argument to true if the expected number of iterations is
2649 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
2651 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
2652 assemble for 32bit target.
2653 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
2654 and $ld_ix86_gld_32_opt to link for 32bit target.
2655 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
2656 * configure: Regenerate.
2658 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2660 * config/arm/arm.c (int_log2): Delete definition and prototype.
2661 (shift_op): Use exact_log2 instead of int_log2.
2662 (vfp3_const_double_for_fract_bits): Likewise.
2664 2016-06-24 Jakub Jelinek <jakub@redhat.com>
2666 * internal-fn.c (expand_arith_set_overflow): New function.
2667 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
2669 (expand_arith_overflow_result_store): Likewise. Handle precision
2670 smaller than mode precision.
2671 * tree-vrp.c (extract_range_basic): For imag part, handle
2672 properly signed 1-bit precision result.
2673 * doc/extend.texi (__builtin_add_overflow): Document that last
2674 argument can't be pointer to enumerated or boolean type.
2675 (__builtin_add_overflow_p): Document that last argument can't
2676 have enumerated or boolean type.
2678 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2679 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2681 * config/rs6000/predicates.md (splat_input_operand): Rework.
2682 Don't allow constants, since the insns that use this predicate
2683 don't support constants. Constants are handled by other insns
2684 that are created via combine. During and after register
2685 allocation, only allow indexed or indirect addresses, and not
2686 general addresses. Only allow modes supported by the hardware.
2687 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
2688 comment. Move check for using VSPLTIS<x> to a common location,
2689 instead of doing it in two different places.
2691 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
2693 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2694 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
2695 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
2696 signature_CENTAUR_ebx.
2698 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
2702 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
2703 (as_ix86_gas_32_opt): This.
2704 (ld_ix86_tls_ldm_opt): Renamed to ...
2705 (ld_ix86_gld_32_opt): This.
2706 (R_386_TLS_LDM reloc): Updated.
2707 (R_386_GOT32X reloc): New assembler/linker check.
2708 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
2709 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
2711 * config.in: Regenerated.
2712 * configure: Likewise.
2713 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
2714 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
2715 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
2716 if ix86_force_load_from_GOT_p returns true.
2717 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
2718 ix86_force_load_from_GOT_p returns true.
2719 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
2720 the external function address via the GOT slot.
2721 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
2722 HAVE_AS_IX86_GOT32X before returning false.
2723 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
2724 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2726 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
2728 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2730 2016-06-23 Andi Kleen <ak@linux.intel.com>
2732 * Makefile.in: Regenerate.
2733 * doc/install.texi: Document autoprofiledbootstrap.
2735 2016-06-23 Andi Kleen <ak@linux.intel.com>
2737 * config/i386/gcc-auto-profile: New file.
2739 2016-06-23 Martin Liska <mliska@suse.cz>
2742 * predict.c (predict_loops): Revert the hunk that was removed
2745 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
2747 * config.gcc: Add support for arm*-*-phoenix* targets.
2748 * config/arm/t-phoenix: New.
2749 * config/phoenix.h: New.
2751 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
2752 H.J. Lu <hongjiu.lu@intel.com>
2755 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
2756 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
2757 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
2758 ix86_force_load_from_GOT_p returns true.
2759 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
2760 ix86_force_load_from_GOT_p returns true.
2761 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
2762 ix86_force_load_from_GOT_p returns true.
2763 (ix86_expand_move): Load the external function address via the
2764 GOT slot if ix86_force_load_from_GOT_p returns true.
2765 * config/i386/predicates.md (x86_64_immediate_operand): Return
2766 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
2767 (x86_64_zext_immediate_operand): Ditto.
2769 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2773 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2776 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
2777 * diagnostic.c (pedwarn_at_rich_loc): New function.
2778 * spellcheck.h (best_match::best_match): Add a
2779 "best_distance_so_far" optional parameter.
2780 (best_match::set_best_so_far): New method.
2781 (best_match::get_best_distance): New accessor.
2782 (best_match::get_best_candidate_length): New accessor.
2784 2016-06-22 Nick Clifton <nickc@redhat.com>
2786 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
2787 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
2788 modes are accepted as well.
2789 (ucompare_loc_descriptor): Likewise.
2790 (minmax_loc_descriptor): Likewise.
2791 (clz_loc_descriptor): Likewise.
2792 (popcount_loc_descriptor): Likewise.
2793 (bswap_loc_descriptor): Likewise.
2794 (rotate_loc_descriptor): Likewise.
2795 (mem_loc_descriptor): Likewise.
2796 (loc_descriptor): Likewise.
2798 2016-06-22 David Malcolm <dmalcolm@redhat.com>
2800 * common.opt (fdiagnostics-parseable-fixits): New option.
2801 * diagnostic.c: Include "selftest.h".
2802 (print_escaped_string): New function.
2803 (print_parseable_fixits): New function.
2804 (diagnostic_report_diagnostic): Call print_parseable_fixits.
2805 (selftest::assert_print_escaped_string): New function.
2806 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
2807 (selftest::test_print_escaped_string): New function.
2808 (selftest::test_print_parseable_fixits_none): New function.
2809 (selftest::test_print_parseable_fixits_insert): New function.
2810 (selftest::test_print_parseable_fixits_remove): New function.
2811 (selftest::test_print_parseable_fixits_replace): New function.
2812 (selftest::diagnostic_c_tests): New function.
2813 * diagnostic.h (struct diagnostic_context): Add field
2814 "parseable_fixits_p".
2815 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
2816 -fdiagnostics-parseable-fixits.
2817 (-fdiagnostics-parseable-fixits): New option.
2818 * opts.c (common_handle_option): Handle
2819 -fdiagnostics-parseable-fixits.
2820 * selftest-run-tests.c (selftest::run_tests): Call
2821 selftest::diagnostic_c_tests.
2822 * selftest.h (selftest::diagnostic_c_tests): New prototype.
2824 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
2826 PR tree-optimization/71488
2827 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
2828 comparison of boolean vectors.
2829 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
2830 of boolean vectors using bitwise operations.
2832 2016-06-22 Andreas Schwab <schwab@suse.de>
2834 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
2837 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
2839 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
2841 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
2843 * config/i386/i386.c (print_reg): Emit an error message on attempt to
2846 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2848 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
2849 * config/arm/arm-cores.def (cortex-a73): New entry.
2850 (cortex-a73.cortex-a35): Likewise.
2851 (cortex-a73.cortex-a53): Likewise.
2852 * config/arm/arm-tables.opt: Regenerate.
2853 * config/arm/arm-tune.md: Likewise.
2854 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
2855 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2856 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
2857 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
2858 * doc/invoke.texi (ARM Options): Document cortex-a73,
2859 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2861 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2863 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
2864 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
2865 (cortex-a73.cortex-a35): Likewise.
2866 (cortex-a73.cortex-a53): Likewise.
2867 * config/aarch64/aarch64-tune.md: Regenerate.
2868 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
2869 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
2872 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2874 * configure.ac (gcc_cv_as_compress_debug): Remove
2875 --compress-debug-sections as extra as switch.
2876 Handle gas --compress-debug-sections=type.
2877 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
2878 Handle gld --compress-debug-sections=type.
2879 * configure: Regenerate.
2881 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
2883 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
2885 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
2887 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
2888 (do_rewrite): likewise.
2890 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2892 * common/config/mep/mep-common.c: Remove.
2893 * config.gcc: Remove mep-* support.
2894 * config/mep/constraints.md: Remove.
2895 * config/mep/default.h: Remove.
2896 * config/mep/intrinsics.h: Remove.
2897 * config/mep/intrinsics.md: Remove.
2898 * config/mep/ivc2-template.h: Remove.
2899 * config/mep/mep-c5.cpu: Remove.
2900 * config/mep/mep-core.cpu: Remove.
2901 * config/mep/mep-default.cpu: Remove.
2902 * config/mep/mep-ext-cop.cpu: Remove.
2903 * config/mep/mep-intrin.h: Remove.
2904 * config/mep/mep-ivc2.cpu: Remove.
2905 * config/mep/mep-pragma.c: Remove.
2906 * config/mep/mep-protos.h: Remove.
2907 * config/mep/mep.c: Remove.
2908 * config/mep/mep.cpu: Remove.
2909 * config/mep/mep.h: Remove.
2910 * config/mep/mep.md: Remove.
2911 * config/mep/mep.opt: Remove.
2912 * config/mep/predicates.md: Remove.
2913 * config/mep/t-mep: Remove.
2914 * doc/install.texi: Remove mep-* documentation.
2915 * doc/md.texi: Likewise.
2917 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2919 * config.gcc: Remove support for avr-rtems.
2920 * config/avr/gen-avr-mmcu-specs.c: Likewise.
2921 * config/avr/rtems.h: Remove.
2922 * config/avr/t-rtems: Remove.
2924 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2926 * config.gcc: Remove m32r-rtems support.
2927 * config/m32r/rtems.h: Remove.
2929 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2931 * config.gcc: Remove h8300-rtems support.
2932 * config/h8300/rtems.h: Remove.
2933 * config/h8300/t-rtems: Remove.
2935 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2937 * config.gcc: Remove support for knetbsd.
2938 * configure.ac: Likewise.
2939 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
2940 * config/knetbsd-gnu.h: Remove.
2941 * configure: Regenerate.
2943 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2945 * config.gcc: Remove support for openbsd 2 and 3.
2946 * config/openbsd-oldgas.h: Remove.
2948 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2950 * config.gcc: Remove interix support.
2951 * config/i386/i386-interix.h: Remove.
2952 * config/i386/interix.opt: Remove.
2953 * config/i386/t-interix: Remove.
2954 * configure: Regenerate.
2955 * configure.ac: Remove interix support.
2956 * doc/install.texi: Remove interix documentation.
2958 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2960 * config/rs6000/rs6000.h: Add conditional preprocessing directives
2961 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
2964 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
2967 they are both PLACEHOLDER_EXPRs.
2969 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2971 * stor-layout.c (layout_type): Move setting complex MODE to
2972 layout_type, instead of setting it ahead of time by the caller.
2973 * tree.c (build_complex_type): Likewise.
2975 2016-06-21 Martin Liska <mliska@suse.cz>
2977 * predict.c (force_edge_cold): Replace imposisble with
2980 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2982 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
2983 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2985 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
2987 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2989 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
2990 Ilya Enkovich <ilya.enkovich@intel.com>
2993 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
2994 New member function to convert V1TImode register to SUBREG
2995 TImode in debug insn.
2996 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
2997 after changing register mode to V1TImode.
2999 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
3001 * config/aarch64/aarch64-cores.def (vulcan): New core.
3002 * config/aarch64/aarch64-tune.md: Regenerate.
3003 * doc/invoke.texi: Document vulcan as an available option.
3005 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
3007 * cse.c (canon_asm_operands): New function extracted from...
3008 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
3009 either standalone or member of a PARALLEL.
3011 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3014 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
3015 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
3016 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
3018 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
3021 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
3022 constant addresses if can_create_pseudo_p.
3024 2016-06-21 Jakub Jelinek <jakub@redhat.com>
3026 PR tree-optimization/71588
3027 * tree-ssa-strlen.c (valid_builtin_call): New function.
3028 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
3031 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3034 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
3035 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
3036 for conversion of scalar user var to complex type and use the
3037 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
3040 PR rtl-optimization/71591
3041 * toplev.c (toplev::run_self_tests): If no_backend, complain and
3042 don't run any tests.
3044 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
3047 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
3048 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
3049 space for PIC with non-v32 and the common non-PIC "jump".
3051 2016-06-20 Jakub Jelinek <jakub@redhat.com>
3054 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
3055 returned values and add UN*/LTGT/*ORDERED cases with values matching
3056 D operand modifier on vcmp for AVX.
3058 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3060 * config/aarch64/aarch64.opt
3061 (mpc-relative-literal-loads): Rename internal option name.
3062 * config/aarch64/aarch64.c
3063 (aarch64_nopcrelative_literal_loads): Rename to
3064 aarch64_pcrelative_literal_loads.
3065 (aarch64_expand_mov_immediate): Likewise.
3066 (aarch64_secondary_reload): Likewise.
3067 (aarch64_can_use_per_function_literal_pools_p): Likewise.
3068 (aarch64_override_options_after_change_1): Rename and simplify logic.
3069 (aarch64_classify_symbol): Merge large model checks into switch,
3070 remove pc-relative load check.
3072 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3074 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
3075 costs relative to the cost of a register move.
3077 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3079 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
3080 (vcvt_n_f64_u64): Likewise.
3081 (vcvt_n_s64_f64): Likewise.
3082 (vcvt_n_u64_f64): Likewise.
3083 (vcvt_f64_s64): Likewise.
3084 (vrecpe_f64): Likewise.
3085 (vcvt_f64_u64): Likewise.
3086 (vrecps_f64): Likewise.
3088 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3090 * config/aarch64/aarch64.md
3091 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
3093 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
3095 * config/aarch64/aarch64-builtins.c
3096 (aarch64_types_binop_uss_qualifiers): Delete.
3097 (TYPES_BINOP_USS): Likewise.
3098 (aarch64_types_binop_sus_qualifiers): Likewise.
3099 (TYPES_BINOP_SUS): Likewise.
3100 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
3101 (TYPES_FCVTIMM_SUS): Likewise.
3102 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
3104 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
3105 (fcvtzs): Use SHIFTIMM rather than BINOP.
3106 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
3108 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
3110 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
3111 costs relative to the cost of a register move.
3113 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3115 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
3116 Allow scalar/single vector modes to be tieable.
3118 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
3120 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
3122 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3124 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
3126 * tree.h (TYPE_ALIGN): Likewise.
3128 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3131 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
3133 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
3135 * config/avr/avr.c (avr_print_operand): Fix "format not a string
3136 literal" build warnings.
3137 (avr_print_operand_address): Dito.
3139 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
3142 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
3143 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
3145 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
3147 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
3149 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
3152 * reload1.c (reload): Pass 0 to finish_spills when called because
3153 update_eliminables_and_spill returns true and remove did_spill.
3154 (finish_spills): Adjust comment and document GLOBAL parameter.
3156 2016-06-17 DJ Delorie <dj@redhat.com>
3159 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
3160 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
3161 (umulqihi3_virt): Likewise.
3162 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
3163 (umulqihi3_real): Likewise.
3165 2016-06-17 Martin Liska <mliska@suse.cz>
3167 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
3169 2016-06-17 Martin Liska <mliska@suse.cz>
3171 * predict.def: PRED_LOOP_EXIT from 92 to 85.
3173 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
3175 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
3177 (vaddq_f32): Likewise.
3178 (vmul_f32): Likewise.
3179 (vmulq_f32): Likewise.
3180 (vsub_f32): Likewise.
3181 (vsubq_f32): Likewise.
3183 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3185 PR tree-optimization/71347
3186 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
3187 cost for all uses in group.
3189 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3191 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
3192 insert gimple seq if it's not empty.
3194 2016-06-17 Bin Cheng <bin.cheng@arm.com>
3196 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
3198 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
3200 (comp_dr_with_seg_len_pair): Ditto.
3201 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
3202 struct dr_with_seg_len_pair against DR_OFFSET.
3203 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
3206 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
3208 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
3210 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
3212 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
3213 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
3214 (pa_output_millicode_call): Likewise.
3215 (pa_output_call): Likewise.
3216 (pa_output_indirect_call): Likewise.
3217 (pa_asm_output_mi_thunk): Likewise.
3219 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3221 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
3223 2016-06-16 Martin Liska <mliska@suse.cz>
3225 * predict.c (combine_predictions_for_insn): When we find a first
3226 match predictor, we should consider just predictors with
3227 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
3228 DS theory predictor.
3229 (combine_predictions_for_bb): Likewise.
3231 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3233 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
3234 with base of reference to struct.
3236 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3238 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
3240 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3243 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
3244 progmem_swtable_section.
3245 (progmem_swtable_section): Remove.
3246 (avr_asm_function_rodata_section): Remove.
3247 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3248 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
3250 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
3252 * config/i386/driver-i386.c (host_detect_local_cpu): Set
3253 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
3254 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
3255 signature_CENTAUR_ebx.
3256 * config/i386/i386.c (ix86_option_override_internal): Add
3257 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
3258 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
3259 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
3261 2016-06-16 Martin Liska <mliska@suse.cz>
3263 * predict.def: Add fortran loop preheader predictor.
3264 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
3265 fold IFN_BUILTIN_EXPECT with a known constant argument.
3267 2016-06-16 Martin Liska <mliska@suse.cz>
3269 * predict.def: Add 'Fortran' to display text of all
3270 PRED_FORTRAN_* predictors.
3272 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
3275 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
3276 [IA64_BUILTIN_NANSQ]: Ditto.
3277 (ia64_fold_builtin): New function.
3278 (TARGET_FOLD_BUILTIN): New define.
3279 (ia64_init_builtins) Declare const_string_type node.
3280 Add __builtin_nanq and __builtin_nansq builtin functions.
3281 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
3283 2016-06-16 Nick Clifton <nickc@redhat.com>
3285 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
3286 MSP430_HWMULT_ prefix to enum values.
3287 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
3288 * config/msp430/msp430.c: Update use of enum values.
3289 * config/msp430/msp430.md: Likewise.
3290 * config/msp430/msp430.opt: Likewise.
3292 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
3294 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
3295 of comparsions in the last iteration.
3297 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3298 Joern Rennecke <joern.rennecke@embecosm.com>
3300 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
3302 (arc_needs_pcl_p): Add GOTOFFPC.
3303 (arc_legitimate_pic_addr_p): Likewise.
3304 (arc_output_pic_addr_const): Likewise.
3305 (arc_legitimize_pic_address): Generate a pc-relative address using
3307 (arc_output_libcall): Use @pcl syntax.
3308 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
3309 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
3310 (*movsi_insn): Use @pcl syntax.
3311 (doloop_begin_i): Likewise.
3313 2016-06-16 Martin Liska <mliska@suse.cz>
3315 * predict.def: Define a new predictor.
3317 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
3319 * config/arc/arc.opt (mtp-regno): Update text.
3321 2016-06-16 Renlin Li <renlin.li@arm.com>
3323 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
3325 2016-06-16 Jakub Jelinek <jakub@redhat.com>
3328 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
3329 (setcc + and peephole2): Likewise.
3331 PR rtl-optimization/71532
3332 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
3335 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3337 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
3338 DImode constants with XXSPLTIB in vector registers.
3339 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
3340 vsx_extract_<mode>_internal{1,2} into a single insn that handles
3341 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
3342 extraction of the element at the top of the register as a scalar
3344 (vsx_extract_<mode>_internal1): Likewise.
3345 (vsx_extract_<mode>_internal2): Likewise.
3346 * config/rs6000/constraints.md (wi constraint): Remove a comment
3347 about DImode not being allowed in Altivec registers.
3348 (wB constraint): New constraint for constants that can be
3349 generated in Altivec registers with VSPLTISW/VUPKHSW.
3350 * config/rs6000/predicates.md (xxspltib_constant_split): Update
3352 (xxspltib_constant_nosplit): Likewise.
3353 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
3354 support for -mupper-regs-di to enable DImode to go into Altivec
3356 (POWERPC_MASKS): Likewise.
3357 (power7 cpu): Likewise.
3358 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
3359 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
3360 for DImode being allowed in Altivec registers. Update wi/wj
3361 constraints. Set scalar_in_vmx_p flag.
3362 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
3363 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
3364 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
3365 (rs6000_opt_masks): Add -mupper-regs-di.
3366 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
3367 direct move to use wi and not wj.
3369 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
3371 (floatunssi<mode>2_lfiwzx_mem): Likewise.
3372 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
3373 any VSX register, instead of just Altivec registers, to allow
3374 either operand to be an Altivec register or both.
3375 (fixuns_trunc<mode>di2_fctiduz): Likewise.
3376 (movdi_internal32): Add support for -mupper-regs-di. Add support
3377 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
3378 the alternatives and attributes to be lined up to be easier to
3380 (movdi_internal64): Likewise.
3381 (64-bit DImode splitters): Change predicates to only split loading
3382 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
3383 load constants in ISA 3.0 or ISA 2.07 respectively.
3384 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
3385 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
3386 mention -mcpu=power9 sets these options.
3387 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
3390 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3393 * config/avr/avr.c (avr_set_current_function): Warn misspelled
3394 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
3395 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
3396 by default to warn misspelled interrupt/ signal handler.
3397 * doc/invoke.texi (AVR Options): Document it. Update description
3398 for -nodevicelib option.
3400 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3402 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
3403 up parentheses. Use GET_MODE_UNIT_BITSIZE.
3404 (aarch64_<sur>shll2_n<mode>): Likewise.
3406 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
3409 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
3410 DECL_CONTEXT for copied arguments.
3412 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3414 PR tree-optimization/71483
3415 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
3418 2016-06-15 Martin Liska <mliska@suse.cz>
3420 * predict.c (tree_predict_by_opcode): Call predict_edge_def
3421 instead of predict_edge w/o a probability.
3423 2016-06-15 Alan Hayward <alan.hayward@arm.com>
3425 PR tree-optimization/71439
3426 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
3429 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3431 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
3432 register subregs in SET_SRC.
3434 2016-06-15 Richard Biener <rguenther@suse.de>
3436 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
3439 2016-06-15 Richard Biener <rguenther@suse.de>
3441 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
3442 not consider dependences between accesses that belong to the
3444 (vect_analyze_data_ref_dependences): Do not analyze read-read
3445 or self-dependences.
3447 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3449 * spellcheck-tree.c: Include spellcheck-tree.h rather than
3451 (find_closest_identifier): Reimplement in terms of
3452 best_match<tree,tree>.
3453 * spellcheck-tree.h: New file.
3454 * spellcheck.c (struct edit_distance_traits<const char *>): New
3456 (find_closest_string): Reimplement in terms of
3457 best_match<const char *, const char *>.
3458 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
3459 overload to spellcheck-tree.h.
3460 (find_closest_identifier): Likewise.
3461 (struct edit_distance_traits<T>): New template.
3462 (class best_match): New class.
3464 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3466 * selftest-run-tests.c (selftest::run_tests): Call
3467 selftest::spellcheck_tree_c_tests.
3468 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
3469 * spellcheck-tree.c: Include selftest.h and stringpool.h.
3470 (selftest::test_find_closest_identifier): New function.
3471 (selftest::spellcheck_tree_c_tests): New function.
3472 * spellcheck.c (selftest::test_find_closest_string): Verify that
3473 the order of the vec does not affect the results for this case.
3474 (selftest::test_data): New array.
3475 (selftest::test_metric_conditions): New function.
3476 (selftest::spellcheck_c_tests): Add a test of case-comparison.
3477 Call selftest::test_metric_conditions.
3479 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3481 * config/rs6000/rs6000-builtin.def (commentary): Typo.
3482 (BU_P9_MISC_1): Likewise.
3483 (BU_P9_64BIT_MISC_0): Likewise.
3484 (BU_P9_MISC_0): Likewise.
3486 2016-06-14 David Malcolm <dmalcolm@redhat.com>
3488 * gcc-rich-location.c
3489 (gcc_rich_location::add_fixit_misspelled_id): New method.
3490 * gcc-rich-location.h
3491 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
3493 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
3495 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
3496 FreeBSD 11 and above.
3498 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
3500 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
3502 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3504 * expmed.h: Close parenthesis in "at your option" in copyright
3506 * lower-subreg.h: Likewise.
3508 2016-06-14 Richard Biener <rguenther@suse.de>
3511 * genmatch.c (expr::gen_transform): Use in_type for comparisons
3514 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3516 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
3518 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
3520 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
3522 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
3523 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
3525 2016-06-14 Richard Biener <rguenther@suse.de>
3527 PR tree-optimization/71522
3528 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
3529 copying into float copying.
3531 2016-06-14 Jakub Jelinek <jakub@redhat.com>
3533 PR tree-optimization/71520
3534 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
3535 (replace_block_by): Move user labels from bb1 to bb2.
3537 2016-06-14 Richard Biener <rguenther@suse.de>
3541 * expr.h (get_bit_range): Declare.
3542 * expr.c (get_bit_range): Export.
3543 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
3544 word_mode again to constrain the bitfield access.
3546 2016-06-14 Richard Biener <rguenther@suse.de>
3548 PR tree-optimization/71521
3549 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
3550 division int_const_binop against zero divisor.
3552 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (signbittf2): New expander.
3555 * config/i386/sse.md (ptesttf2): New insn pattern.
3557 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3560 * input.c (selftest::test_reading_source_line): Avoid reading from
3561 __FILE__ by creating a tempfile with known content and reading
3564 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3566 * pretty-print.c (assert_pp_format_colored): Skip the test if
3568 (test_pp_format): Remove comment about GCC_COLORS.
3570 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3572 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
3573 * pretty-print.c (assert_pp_format_va): Add location param and use
3574 it with ASSERT_STREQ_AT.
3575 (assert_pp_format): Add location param and pass it to
3576 assert_pp_format_va.
3577 (assert_pp_format_colored): Likewise.
3578 (ASSERT_PP_FORMAT_1): New.
3579 (ASSERT_PP_FORMAT_2): New.
3580 (ASSERT_PP_FORMAT_3): New.
3581 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
3582 explicitly, or implicitly via the above macros.
3583 * selftest.c (selftest::pass): Use a selftest::location rather
3585 (selftest::fail): Likewise. Print the function name.
3586 (selftest::fail_formatted): Likewise.
3587 (selftest::assert_streq): Use a selftest::location rather than
3589 * selftest.h (selftest::location): New struct.
3590 (SELFTEST_LOCATION): New macro.
3591 (selftest::pass): Accept a const location & rather than file
3593 (selftest::fail): Likewise.
3594 (selftest::fail_formatted): Likewise.
3595 (selftest::assert_streq): Likewise.
3596 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
3597 (ASSERT_FALSE): Likewise.
3598 (ASSERT_EQ): Likewise.
3599 (ASSERT_NE): Likewise.
3600 (ASSERT_STREQ): Likewise.
3601 (ASSERT_PRED1): Likewise.
3602 (ASSERT_STREQ_AT): New macro.
3604 2016-06-13 David Malcolm <dmalcolm@redhat.com>
3606 * selftest.c (selftest::fail_formatted): New function.
3607 (selftest::assert_streq): New function.
3608 * selftest.h (selftests::fail_formatted): New decl.
3609 (selftest::assert_streq): New decl.
3610 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
3612 2016-06-13 Jeff Law <law@redhat.com>
3614 PR tree-optimization/71403
3615 * tree-ssa-threadbackward.c
3616 (convert_and_register_jump_thread_path): No longer accept reference
3617 to path. Do not pop items off the path anymore.
3618 (fsm_find_control_statement_thread_paths): Do not allow threading
3619 to a deeper loop nest. Pop the last item off the path here rather
3620 than in convert_and_register_jump_thread_path.
3622 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3623 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
3625 [AArch64] Emit division using the Newton series
3627 * config/aarch64/aarch64-protos.h
3628 (cpu_approx_modes): Add new member "division".
3629 (aarch64_emit_approx_div): Declare new function.
3630 * config/aarch64/aarch64.c
3631 (generic_approx_modes): New member "division".
3632 (exynosm1_approx_modes): Likewise.
3633 (xgene1_approx_modes): Likewise.
3634 (aarch64_emit_approx_div): Define new function.
3635 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
3636 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
3637 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
3638 * doc/invoke.texi (-mlow-precision-div): Describe new option.
3640 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3641 Wilco Dijkstra <wilco.dijkstra@arm.com>
3643 [AArch64] Emit square root using the Newton series
3645 * config/aarch64/aarch64-protos.h
3646 (aarch64_emit_approx_rsqrt): Replace with new function
3647 "aarch64_emit_approx_sqrt".
3648 (cpu_approx_modes): New member "sqrt".
3649 * config/aarch64/aarch64.c
3650 (generic_approx_modes): New member "sqrt".
3651 (exynosm1_approx_modes): Likewise.
3652 (xgene1_approx_modes): Likewise.
3653 (aarch64_emit_approx_rsqrt): Replace with new function
3654 "aarch64_emit_approx_sqrt".
3655 (aarch64_override_options_after_change_1): Handle new option.
3656 * config/aarch64/aarch64-simd.md
3657 (rsqrt<mode>2): Use new function instead.
3658 (sqrt<mode>2): New expansion and insn definitions.
3659 * config/aarch64/aarch64.md: Likewise.
3660 * config/aarch64/aarch64.opt
3661 (mlow-precision-sqrt): Add new option description.
3662 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
3664 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
3666 [AArch64] Add more choices for the reciprocal square root approximation
3668 Allow a target to prefer such operation depending on the operation mode.
3670 * config/aarch64/aarch64-protos.h
3671 (AARCH64_APPROX_MODE): New macro.
3672 (AARCH64_APPROX_{NONE,ALL}): Likewise.
3673 (cpu_approx_modes): New structure.
3674 (tune_params): New member "approx_modes".
3675 * config/aarch64/aarch64-tuning-flags.def
3676 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
3677 * config/aarch64/aarch64.c
3678 (generic_approx_modes): New core "cpu_approx_modes" structure.
3679 (exynosm1_approx_modes): Likewise.
3680 (xgene1_approx_modes): Likewise.
3681 (generic_tunings): New member "approx_modes".
3682 (cortexa35_tunings): Likewise.
3683 (cortexa53_tunings): Likewise.
3684 (cortexa57_tunings): Likewise.
3685 (cortexa72_tunings): Likewise.
3686 (exynosm1_tunings): Likewise.
3687 (thunderx_tunings): Likewise.
3688 (xgene1_tunings): Likewise.
3689 (use_rsqrt_p): New argument for the mode and use new member from
3691 (aarch64_builtin_reciprocal): Devise mode from builtin.
3692 (aarch64_optab_supported_p): New argument for the mode.
3693 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
3695 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3697 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
3698 RS6000_BTM_MODULO flag into the set of flags that are considered
3699 to be part of the common configuration.
3701 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
3703 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
3704 difference unsigned.
3705 (vec_absdb): New macro for vector absolute difference unsigned
3707 (vec_absdh): New macro for vector absolute difference unsigned
3709 (vec_absdw): New macro for vector absolute difference unsigned word.
3710 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
3711 (vadu<mode>3): New insn.
3712 (*p9_vadu<mode>3): New insn.
3713 * config/rs6000/rs6000-builtin.def (vadub): New built-in
3715 (vaduh): New built-in definition.
3716 (vaduw): New built-in definition.
3717 (vadu): New overloaded built-in definition.
3718 (vadub): New overloaded built-in definition.
3719 (vaduh): New overloaded built-in definition.
3720 (vaduw): New overloaded built-in definition.
3721 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3722 overloaded vector absolute difference unsigned functions.
3723 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3724 the ISA 3.0 vector absolute difference unsigned built-in functions.
3726 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
3728 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
3729 update shared_lookup_references only once after changing operands.
3731 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
3734 * tree-nested.c (convert_nonlocal_omp_clauses)
3735 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
3737 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
3738 * tree.def (CASE_LABEL_EXPR): Likewise.
3740 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3743 * input.c (test_builtins): Fix an assertion.
3745 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
3750 (isinf<mode>2): Ditto.
3752 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
3754 * ggc-tests.c (test_finalization): Only test need_finalization_p
3755 for GCC_VERSION >= 4003.
3757 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3759 * config/s390/vecintrin.h: Fix file description in comment.
3761 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3763 * config/s390/s390-builtin-types.def: Change builtin type naming
3764 scheme to match builtin-types.def.
3766 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
3768 * fold-const.c (optimize_minmax_comparison): Remove.
3769 (fold_comparison): Remove call to the above.
3770 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
3771 New transformations.
3773 2016-06-13 Alan Hayward <alan.hayward@arm.com>
3775 PR tree-optimization/71416
3776 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
3779 2016-06-13 Martin Liska <mliska@suse.cz>
3781 * predict.c (enum predictor_reason): Prefix enum with REASON_.
3782 (combine_predictions_for_insn): Likewise.
3783 (prune_predictions_for_bb): Likewise.
3784 (combine_predictions_for_bb): Likewise.
3786 2016-06-13 Richard Biener <rguenther@suse.de>
3788 PR tree-optimization/71505
3789 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
3790 assert match comment.
3792 2016-06-13 Marek Polacek <polacek@redhat.com>
3795 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
3796 gimplify_switch_expr.
3797 (warn_switch_unreachable_r): New function.
3799 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3802 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
3805 2016-06-13 Richard Biener <rguenther@suse.de>
3808 * fold-const.c (fold_unary_loc): Preserve alignment when
3809 folding a VIEW_CONVERT_EXPR into a MEM_REF.
3811 2016-06-13 Martin Liska <mliska@suse.cz>
3814 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
3815 w/ -fsanitize=bounds.
3817 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3819 * config/i386/i386.c (ix86_init_builtins): Calculate
3820 FLOAT128_FTYPE_CONST_STRING function type only once.
3821 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
3822 built-in functions are available for x86-32 and x86-64 targets.
3824 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
3827 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
3829 (FLOAT128_FTYPE_CONST_STRING): New function type.
3830 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
3831 [IX86_BUILTIN_NANSQ]: Ditto.
3832 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3833 (ix86_init_builtin_types): Declare const_string_type_node.
3834 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
3836 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
3837 * doc/extend.texi (x86 Built-in Functions): Document
3838 __builtin_nanq and __builtin_nansq.
3840 2016-06-11 Jiong Wang <jiong.wang@arm.com>
3843 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
3844 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
3845 length for pop patterns.
3846 (arm_attr_length_push_multi): Update comments.
3847 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
3849 (*pop_multiple_with_writeback_and_return): Likewise.
3850 (*pop_multiple_with_return): Likewise.
3852 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
3855 * fold-const.c (optimize_bit_field_compare): Don't try to use
3856 word_mode unconditionally for reading the bit field, look at
3857 DECL_BIT_FIELD_REPRESENTATIVE instead.
3859 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3862 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
3863 vector integer type.
3865 2016-06-10 Jakub Jelinek <jakub@redhat.com>
3868 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
3869 without LABEL_DECL, set *handled_ops_p to false instead of true.
3871 2016-06-10 Martin Sebor <msebor@redhat.com>
3874 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
3875 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
3876 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
3878 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
3879 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
3880 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
3881 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
3882 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
3883 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
3884 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
3885 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
3887 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3889 * config/arm/arm.h (pool_vector_label,
3890 return_used_this_function): Remove.
3892 2016-06-10 Jeff Law <law@redhat.com>
3894 PR tree-optimization/71335
3895 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
3896 zero length paths here.
3897 (convert_and_register_jump_thread_path): Remove hacks related to
3898 duplicated blocks in the jump thread path.
3899 (fsm_find_control_statement_thread_paths): Avoid putting the same
3900 block on the thread path twice, but ensure the thread path is
3901 unchanged from the caller's point of view.
3903 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3905 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
3906 * predict.def (PRED_LOOP_BRANCH): Remove.
3908 2016-06-10 David Malcolm <dmalcolm@redhat.com>
3910 * Makefile.in (OBJS): Add ggc-tests.o.
3911 (GTFILES): Add ggc-tests.c.
3912 * ggc-tests.c: New file.
3913 * selftest-run-tests.c (selftest::run_tests): Call
3914 selftest::ggc_tests_c_tests.
3915 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
3917 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
3919 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
3921 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
3924 * varasm.c (place_block_symbol): Adjust alignment for asan protected
3925 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
3927 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
3929 * profile.c: Include cfgloop.h.
3930 (branch_prob): Compute estimated number of iterations.
3931 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
3932 recompute estimate number of iterations from profile.
3934 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3937 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
3938 must be grouped on top of stack. Don't force early clobber
3939 on ordinary reg outputs.
3941 2016-06-10 Richard Biener <rguenther@suse.de>
3943 * targhooks.c (default_builtin_vectorization_cost): Adjust
3946 2016-06-10 Richard Biener <rguenther@suse.de>
3948 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
3949 to fold the RHS to a constant if possible.
3951 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
3954 * tree-nested.c (convert_nonlocal_omp_clauses)
3955 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
3956 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
3957 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
3959 * gimplify.c (gimplify_adjust_omp_clauses): Discard
3961 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
3963 * omp-low.c (scan_sharing_clauses): Don't expect
3966 2016-06-10 Alan Hayward <alan.hayward@arm.com>
3968 PR tree-optimization/71407
3969 PR tree-optimization/71416
3970 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
3973 2016-06-10 Richard Biener <rguenther@suse.de>
3976 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
3978 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
3980 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
3982 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
3983 Jiong Wang <jiong.wang@arm.com>
3985 PR rtl-optimization/70751
3986 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
3987 spilled into memory.
3989 2016-06-09 Jonathan Yong <10walls@gmail.com>
3992 2015-09-21 Jonathan Yong <10walls@gmail.com>
3994 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
3995 sysroot/usr/lib/32api for additional win32 libraries,
3996 fixes failing Cygwin bootstrapping.
3998 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
4000 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
4003 2016-06-09 David Malcolm <dmalcolm@redhat.com>
4006 * pretty-print.c (pp_indent): Specify that %p is printed in a
4007 host-dependent manner.
4008 (test_pp_format): Remove the test for %p.
4010 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
4012 * config/mips/mips.c (mips_output_jump): Fix formatting.
4014 2016-06-09 Richard Biener <rguenther@suse.de>
4016 PR tree-optimization/71462
4017 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
4020 2016-06-09 Martin Liska <mliska@suse.cz>
4022 * predict.c (dump_prediction): Add new argument.
4023 (enum predictor_reason): New enum.
4024 (struct predictor_hash): New struct.
4025 (predictor_hash::hash): New function.
4026 (predictor_hash::equal): Likewise.
4027 (not_removed_prediction_p): New function.
4028 (prune_predictions_for_bb): Likewise.
4029 (combine_predictions_for_bb): Prune predictions.
4031 2016-06-09 Martin Liska <mliska@suse.cz>
4033 * predict.c (filter_predictions): New function.
4034 (remove_predictions_associated_with_edge): Use the filter
4036 (equal_edge_p): New function.
4038 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
4040 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4041 Correct usage of @samp vs @option, add @samp where appropriate.
4042 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
4043 Add armv6s-m and document it, as it is no official ARM name.
4045 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4047 * ifcvt.c (struct noce_if_info): Add transform_name field.
4048 (noce_try_move): Set if_info->transform_name to the function name.
4049 (noce_try_ifelse_collapse): Likewise.
4050 (noce_try_store_flag): Likewise.
4051 (noce_try_inverse_constants): Likewise.
4052 (noce_try_store_flag_constants): Likewise.
4053 (noce_try_addcc): Likewise.
4054 (noce_try_store_flag_mask): Likewise.
4055 (noce_try_cmove): Likewise.
4056 (noce_try_cmove_arith): Likewise.
4057 (noce_try_minmax): Likewise.
4058 (noce_try_abs): Likewise.
4059 (noce_try_sign_mask): Likewise.
4060 (noce_try_bitop): Likewise.
4061 (noce_convert_multiple_sets): Likewise.
4062 (noce_process_if_block): Print if_info->transform_name to
4063 dump_file if transformation succeeded.
4065 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4067 * config/arm/cortex-a57.md (cortex_a57_alu):
4070 2016-06-08 Martin Sebor <msebor@redhat.com>
4071 Jakub Jelinek <jakub@redhat.com>
4075 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
4076 BUILT_IN_MUL_OVERFLOW_P): New builtins.
4077 * builtins.c: Include gimple-fold.h.
4078 (fold_builtin_arith_overflow): Handle
4079 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
4080 (fold_builtin_3): Likewise.
4081 * doc/extend.texi (Integer Overflow Builtins): Document
4082 __builtin_{add,sub,mul}_overflow_p.
4084 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
4086 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
4087 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
4089 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
4091 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
4092 Rewrite, looking one level down for records and arrays.
4094 2016-06-08 David Malcolm <dmalcolm@redhat.com>
4096 * pretty-print.c: Include "selftest.h".
4097 (pp_format): Fix comment.
4098 (identifier_to_locale): Likewise.
4099 (selftest::test_basic_printing): New function.
4100 (selftest::assert_pp_format): New function.
4101 (selftest::test_pp_format): New function.
4102 (selftest::pretty_print_c_tests): New function.
4103 * selftest-run-tests.c (selftest::run_tests): Call
4104 selftest::pretty_print_c_tests.
4105 * selftest.h (pretty_print_c_tests): New declaration.
4107 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4109 * invoke.texi (max-loop-headers-insns): Document.
4110 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
4111 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
4112 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
4114 2016-06-08 Richard Biener <rguenther@suse.de>
4116 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
4117 on strided SLP loads and fall back to scalar loads in case
4118 we can't chunk them.
4120 2016-06-08 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/71452
4123 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
4124 type used for the SSA rewrite has enough precision to cover
4125 the dynamic type of the location.
4127 2016-06-08 Jakub Jelinek <jakub@redhat.com>
4128 Richard Biener <rguenther@suse.de>
4131 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
4132 the same as DECL_P (base0) for indirect_base0. Use equality_code
4133 in one further place.
4135 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
4137 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
4138 to one word if the field is known to overlap other words.
4139 (extract_bit_field_1): Likewise.
4140 (store_split_bit_field): Remove compensating code.
4141 (extract_split_bit_field): Likewise.
4143 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
4147 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
4149 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4151 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
4153 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
4154 (arch64_addpv4sf): Delete.
4155 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
4156 "gen_aarch64_addpv4sf".
4157 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
4159 (vpadds_f32): Likewise.
4160 (vpaddq_f32): Likewise.
4161 (vpaddq_f64): Likewise.
4163 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4165 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
4167 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
4168 to VALLF. Rename to "fabd<mode>3".
4169 "*fabd_scalar<mode>3): Delete.
4170 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
4172 (vabdd_f64): Likewise.
4173 (vabd_f32): Likewise.
4174 (vabd_f64): Likewise.
4175 (vabdq_f32): Likewise.
4176 (vabdq_f64): Likewise.
4178 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4180 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
4182 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
4183 "aarch64_rsqrts<mode>".
4184 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
4185 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
4187 (vrsqrtsd_f64): Likewise.
4188 (vrsqrts_f32): Likewise.
4189 (vrsqrts_f64): Likewise.
4190 (vrsqrtsq_f32): Likewise.
4191 (vrsqrtsq_f64): Likewise.
4193 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4195 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
4197 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
4198 "aarch64_rsqrte<mode>".
4199 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
4200 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
4202 (vrsqrted_f64): Likewise.
4203 (vrsqrte_f32): Likewise.
4204 (vrsqrte_f64): Likewise.
4205 (vrsqrteq_f32): Likewise.
4206 (vrsqrteq_f64): Likewise.
4208 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4210 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
4214 * config/aarch64/aarch64-simd.md
4215 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
4216 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
4217 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
4219 (vcvt_n_f32_u32): Likewise.
4220 (vcvt_n_s32_f32): Likewise.
4221 (vcvt_n_u32_f32): Likewise.
4222 (vcvtq_n_f32_s32): Likewise.
4223 (vcvtq_n_f32_u32): Likewise.
4224 (vcvtq_n_f64_s64): Likewise.
4225 (vcvtq_n_f64_u64): Likewise.
4226 (vcvtq_n_s32_f32): Likewise.
4227 (vcvtq_n_s64_f64): Likewise.
4228 (vcvtq_n_u32_f32): Likewise.
4229 (vcvtq_n_u64_f64): Likewise.
4230 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
4231 (VSDQ_SDI): Likewise.
4232 (fcvt_target): Support V4DI, V4SI and V2SI.
4233 (FCVT_TARGET): Likewise.
4235 2016-06-08 Jiong Wang <jiong.wang@arm.com>
4237 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
4238 (TYPES_BINOP_SUS): Likewise.
4239 (aarch64_simd_builtin_data): Update include file name.
4240 (aarch64_builtins): Likewise.
4241 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
4242 for conversion between scalar float-point and fixed-point.
4246 * config/aarch64/aarch64.md
4247 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
4248 pattern for conversion between scalar float to fixed-pointer.
4249 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
4250 (UNSPEC_FCVTZS): New UNSPEC enumeration.
4251 (UNSPEC_FCVTZU): Likewise.
4252 (UNSPEC_SCVTF): Likewise.
4253 (UNSPEC_UCVTF): Likewise.
4254 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
4256 (vcvtd_n_f64_u64): Likewise.
4257 (vcvtd_n_s64_f64): Likewise.
4258 (vcvtd_n_u64_f64): Likewise.
4259 (vcvtd_n_f32_s32): Likewise.
4260 (vcvts_n_f32_u32): Likewise.
4261 (vcvtd_n_s32_f32): Likewise.
4262 (vcvts_n_u32_f32): Likewise.
4263 * config/aarch64/iterators.md (fcvt_target): Support integer to float
4265 (FCVT_TARGET): Likewise.
4266 (FCVT_FIXED2F): New iterator.
4267 (FCVT_F2FIXED): Likewise.
4268 (fcvt_fixed_insn): New define_int_attr.
4270 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4272 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
4273 some statements was removed.
4275 2016-06-08 Alan Hayward <alan.hayward@arm.com>
4277 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
4278 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
4279 (vect_can_advance_ivs_p): likewise.
4280 (vect_update_ivs_after_vectorizer): likewise.
4281 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
4282 (vect_analyze_scalar_cycles_1): likewise.
4283 (vect_analyze_loop_operations): likewise.
4284 (report_vect_op): likewise.
4285 (vect_is_slp_reduction): likewise.
4286 (vect_is_simple_reduction): likewise.
4287 (get_initial_def_for_induction): likewise.
4288 (vect_transform_loop): likewise.
4289 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
4290 (vect_recog_sad_pattern): likewise.
4291 (vect_recog_widen_sum_pattern): likewise.
4292 (vect_recog_widening_pattern): likewise.
4293 (vect_recog_divmod_pattern): likewise.
4294 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
4295 (vect_analyze_slp_instance): likewise.
4296 (vect_transform_slp_perm_load): likewise.
4297 (vect_schedule_slp_instance): likewise.
4299 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4301 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
4302 (return_prediction): PRED_CONST_RETURN predict return as not taken.
4303 * predict.def (PRED_CONTINUE): Change hitrate 50->67
4304 (PRED_LOOP_BRANCH): Document predictor as broken.
4305 (PRED_LOOP_EXIT): Change hitrate 91->92.
4306 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
4307 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
4308 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
4309 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
4310 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
4311 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
4312 (PRED_CALL): Chane hitrate 71->67.
4313 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
4314 (PRED_GOTO): Document as unused right now.
4315 (PRED_CONST_RETURN): Change hitrate 67->69
4316 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
4317 (PRED_NULL_RETURN): Change hitrate 91->90.
4318 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
4319 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
4320 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
4322 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
4324 * config/rs6000/altivec.h: Add __builtin_vec_mul.
4325 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
4326 special case Altivec builtin.
4327 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4328 VSX_BUILTIN_VEC_MUL (replaced with special case code).
4329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4330 code for ALTIVEC_BUILTIN_VEC_MUL.
4331 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4332 for __builtin_vec_mul.
4334 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
4336 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
4339 2016-06-07 David Malcolm <dmalcolm@redhat.com>
4341 * spellcheck.c (selftest::test_find_closest_string): New function.
4342 (spellcheck_c_tests): Call the above.
4344 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4346 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
4348 2016-06-07 Jakub Jelinek <jakub@redhat.com>
4350 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
4351 Yv=Yv,C alternatives.
4353 2016-06-07 Richard Biener <rguenther@suse.de>
4356 * common.opt (ffast-math): Make Optimization.
4358 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
4359 Prachi Godbole <prachi.godbole@imgtec.com>
4361 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
4362 `fabs' and `fneg' type attributes.
4363 (p5600_fpu_fabs): Add `fmove' to the comment.
4365 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
4367 * gimple.c: Include builtins.h
4368 (gimple_inexpensive_call_p): New function.
4369 * gimple.h (gimple_inexpensive_call_p): Declare.
4370 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
4371 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
4374 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
4376 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
4377 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
4378 warning_at_rich_loc, warning_n, pedwarn, permerror,
4379 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
4380 sorry, fatal_error, internal_error, internal_error_no_backtrace):
4383 2016-06-07 Richard Biener <rguenther@suse.de>
4385 PR tree-optimization/71428
4386 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
4387 BIT_FIELD_REF op vs. load.
4389 2016-06-07 Richard Biener <rguenther@suse.de>
4392 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
4395 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4397 * config/pa/pa.md (call): Generate indirect long calls to non-local
4398 functions on TARGET_64BIT.
4399 (call_value): Likewise.
4401 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
4403 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
4404 pattern and subsequent splitters.
4405 (call_val_reg_64bit_post_reload): Likewise.
4407 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4410 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
4411 propagate_op_to_single_use.
4413 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4416 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
4418 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
4421 (enum x86_dirflag_state): New enum.
4422 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
4423 (machine_function): Remove needs_cld.
4424 (ix86_current_function_needs_cld): Remove.
4425 * config/i386/i386.c (ix86_set_func_type): Set
4426 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
4427 (ix86_expand_prologue): Do not emit CLD here.
4428 (ix86_dirflag_mode_needed): New function.
4429 (ix86_dirflag_mode_entry): Ditto.
4430 (ix86_mode_needed): Handle X86_DIRFLAG entity.
4431 (ix86_mode_after): Ditto.
4432 (ix86_mode_entry): Ditto.
4433 (ix86_mode_exit): Ditto.
4434 (ix86_emit_mode_set): Ditto.
4435 * config/i386/i386.md (strmov_singleop): Set
4436 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
4437 Do not set ix86_current_function_needs_cld.
4439 (strset_singleop): Ditto.
4441 (cmpstrnqi_nz_1): Ditto.
4442 (cmpstrnqi_1): Ditto.
4443 (strlenqi_1): Ditto.
4445 2016-06-06 Jakub Jelinek <jakub@redhat.com>
4447 PR tree-optimization/71259
4448 * tree-vect-slp.c (vect_get_constant_vectors): For
4449 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
4450 one for constant op, and use COND_EXPR for non-constant.
4452 2016-06-06 David Malcolm <dmalcolm@redhat.com>
4454 * Makefile.in (OBJS): Add function-tests.o,
4455 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
4456 selftest-run-tests.o.
4457 (OBJS-libcommon): Add selftest.o.
4458 (OBJS-libcommon-target): Add selftest.o.
4459 (all.internal): Add "selftest".
4460 (all.cross): Likewise.
4461 (selftest): New phony target.
4462 (s-selftest): New target.
4463 (selftest-gdb): New phony target.
4464 (COLLECT2_OBJS): Add selftest.o.
4465 * bitmap.c: Include "selftest.h".
4466 (selftest::test_gc_alloc): New function.
4467 (selftest::test_set_range): New function.
4468 (selftest::test_clear_bit_in_middle): New function.
4469 (selftest::test_copying): New function.
4470 (selftest::test_bitmap_single_bit_set_p): New function.
4471 (selftest::bitmap_c_tests): New function.
4472 * common.opt (fself-test): New.
4473 * diagnostic-show-locus.c: Include "selftest.h".
4474 (make_range): New function.
4475 (test_range_contains_point_for_single_point): New function.
4476 (test_range_contains_point_for_single_line): New function.
4477 (test_range_contains_point_for_multiple_lines): New function.
4478 (assert_eq): New function.
4479 (test_get_line_width_without_trailing_whitespace): New function.
4480 (selftest::diagnostic_show_locus_c_tests): New function.
4481 * et-forest.c: Include "selftest.h".
4482 (selftest::test_single_node): New function.
4483 (selftest::test_simple_tree): New function.
4484 (selftest::test_disconnected_nodes): New function.
4485 (selftest::et_forest_c_tests): New function.
4486 * fold-const.c: Include "selftest.h".
4487 (selftest::assert_binop_folds_to_const): New function.
4488 (selftest::assert_binop_folds_to_nonlvalue): New function.
4489 (selftest::test_arithmetic_folding): New function.
4490 (selftest::fold_const_c_tests): New function.
4491 * function-tests.c: New file.
4492 * gimple.c: Include "selftest.h".
4493 Include "gimple-pretty-print.h".
4494 (selftest::verify_gimple_pp): New function.
4495 (selftest::test_assign_single): New function.
4496 (selftest::test_assign_binop): New function.
4497 (selftest::test_nop_stmt): New function.
4498 (selftest::test_return_stmt): New function.
4499 (selftest::test_return_without_value): New function.
4500 (selftest::gimple_c_tests): New function.
4501 * hash-map-tests.c: New file.
4502 * hash-set-tests.c: New file.
4503 * input.c: Include "selftest.h".
4504 (selftest::assert_loceq): New function.
4505 (selftest::test_accessing_ordinary_linemaps): New function.
4506 (selftest::test_unknown_location): New function.
4507 (selftest::test_builtins): New function.
4508 (selftest::test_reading_source_line): New function.
4509 (selftest::input_c_tests): New function.
4510 * rtl-tests.c: New file.
4511 * selftest-run-tests.c: New file.
4512 * selftest.c: New file.
4513 * selftest.h: New file.
4514 * spellcheck.c: Include "selftest.h".
4515 (selftest::levenshtein_distance_unit_test_oneway): New function,
4516 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
4517 (selftest::levenshtein_distance_unit_test): Likewise.
4518 (selftest::spellcheck_c_tests): Likewise.
4519 * toplev.c: Include selftest.h.
4520 (toplev::run_self_tests): New.
4521 (toplev::main): Handle -fself-test.
4522 * toplev.h (toplev::run_self_tests): New.
4523 * tree.c: Include "selftest.h".
4524 (selftest::test_integer_constants): New function.
4525 (selftest::test_identifiers): New function.
4526 (selftest::test_labels): New function.
4527 (selftest::tree_c_tests): New function.
4528 * tree-cfg.c: Include "selftest.h".
4529 (selftest::push_fndecl): New function.
4530 (selftest::test_linear_chain): New function.
4531 (selftest::test_diamond): New function.
4532 (selftest::test_fully_connected): New function.
4533 (selftest::tree_cfg_c_tests): New function.
4534 * vec.c: Include "selftest.h".
4535 (selftest::safe_push_range): New function.
4536 (selftest::test_quick_push): New function.
4537 (selftest::test_safe_push): New function.
4538 (selftest::test_truncate): New function.
4539 (selftest::test_safe_grow_cleared): New function.
4540 (selftest::test_pop): New function.
4541 (selftest::test_safe_insert): New function.
4542 (selftest::test_ordered_remove): New function.
4543 (selftest::test_unordered_remove): New function.
4544 (selftest::test_block_remove): New function.
4545 (selftest::reverse_cmp): New function.
4546 (selftest::test_qsort): New function.
4547 (selftest::vec_c_tests): New function.c.
4548 * wide-int.cc: Include selftest.h and wide-int-print.h.
4549 (selftest::from_int <wide_int>): New function.
4550 (selftest::from_int <offset_int>): New function.
4551 (selftest::from_int <widest_int>): New function.
4552 (selftest::assert_deceq): New function.
4553 (selftest::assert_hexeq): New function.
4554 (selftest::test_printing <VALUE_TYPE>): New function template.
4555 (selftest::test_ops <VALUE_TYPE>): New function template.
4556 (selftest::test_comparisons <VALUE_TYPE>): New function template.
4557 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
4559 (selftest::wide_int_cc_tests): New function.
4561 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4564 * ifcvt.c (noce_try_ifelse_collapse): New function.
4566 (noce_process_if_block): Call noce_try_ifelse_collapse.
4567 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
4568 (simplify_ternary_operation): Use the above to simplify
4569 conditional CLZ/CTZ expressions.
4571 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4574 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
4575 define_insn_and_split.
4577 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4580 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
4582 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4585 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
4586 Implicitly clobber memory for basic asm with non-empty assembler
4587 string. Use targetm.md_asm_adjust also here.
4588 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
4589 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
4590 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
4591 non-empty assembler string.
4592 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
4593 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
4594 (decode_asm_operands): Handle basic asm in PARALLEL block.
4595 (extract_insn): Handle basic asm in PARALLEL block.
4596 * doc/extend.texi: Mention new behavior of basic asm.
4597 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
4598 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
4599 branch_needs_nop_p): Use asm_noperands.
4601 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
4603 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4604 Include the M7 SPARC DFA scheduler.
4605 New attribute v3pipe.
4606 Annotate insns with v3pipe where appropriate.
4607 Define cpu_feature vis4.
4608 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
4609 Add (V8QI "8") to vbits.
4610 Add insns {add,sub}v8qi3
4611 Add insns ss{add,sub}v8qi3
4612 Add insns us{add,sub}{v8qi,v4hi}3
4613 Add insns {min,max}{v8qi,v4hi,v2si}3
4614 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
4615 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
4616 * config/sparc/niagara4.md: Add a comment explaining the
4617 discrepancy between the documented latenty numbers and the
4619 * config/sparc/niagara7.md: New file.
4620 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
4621 supports SPARC5 and VIS 4.0 instructions.
4622 * configure: Regenerate.
4623 * config.in: Likewise.
4624 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
4625 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
4626 TARGET_CPU_niagara7.
4627 (ASM_CPU64_DEFAULT_SPEC): Likewise.
4628 (CPP_CPU_SPEC): Handle niagara7.
4629 (ASM_CPU_SPEC): Likewise.
4630 * config/sparc/sparc-opts.h (processor_type): Add
4632 (mvis4): New option.
4633 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
4634 (AS_NIAGARA7_FLAG): Define.
4635 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
4636 (CPP_CPU64_DEFAULT_SPEC): Likewise.
4637 (CPP_CPU_SPEC): Handle niagara7.
4638 (ASM_CPU_SPEC): Likewise.
4639 * config/sparc/sparc.c (niagara7_costs): Define.
4640 (sparc_option_override): Handle niagara7 and adjust cache-related
4641 parameters with better values for niagara cpus. Also support VIS4.
4642 (sparc32_initialize_trampoline): Likewise.
4643 (sparc_use_sched_lookahead): Likewise.
4644 (sparc_issue_rate): Likewise.
4645 (sparc_register_move_cost): Likewise.
4646 (dump_target_flag_bits): Support VIS4.
4647 (sparc_vis_init_builtins): Likewise.
4648 (sparc_builtins): Likewise.
4649 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
4651 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
4653 * config/sparc/sparc.opt (sparc_processor_type): New value
4655 * config/sparc/visintrin.h (__attribute__): Prototypes for the
4657 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
4659 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
4662 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
4664 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
4666 2016-06-06 Richard Biener <rguenther@suse.de>
4668 PR tree-optimization/71398
4669 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
4672 2016-06-05 James Bowman <james.bowman@ftdichip.com>
4674 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
4675 ft32_expand_prolog, ft32_expand_epilogue):
4676 Handle pretend_args.
4677 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
4678 * config/ft32/ft32.md: Add pretend_returner.
4680 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
4683 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
4684 Copy op1 RTX to avoid invalid sharing.
4685 (ix86_expand_vector_move_misalign): Ditto.
4687 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
4689 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
4692 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4694 * predict.c (predicted_by_loop_heuristics_p): New function.
4695 (predict_iv_comparison): Use it.
4696 (predict_loops): Walk from innermost loops; do not predict edges
4697 leaving multiple loops multiple times; implement
4698 PRED_LOOP_ITERATIONS_MAX heuristics.
4699 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
4701 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
4703 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4704 only edges out of BB are EH edges.
4706 2016-06-04 Martin Sebor <msebor@redhat.com>
4707 Marcin Baczyński <marbacz@gmail.com>
4710 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
4711 a void expression in a void function.
4713 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4715 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
4716 aux; dump reasons of decisions.
4717 (should_duplicate_loop_header_p): Likewise.
4718 (do_while_loop_p): Likewise.
4719 (ch_base::copy_headers): Dump asi num insns duplicated.
4721 2016-06-04 Jakub Jelinek <jakub@redhat.com>
4723 PR tree-optimization/71405
4724 * tree-ssa.c (execute_update_addresses_taken): For clobber with
4725 incompatible type, build a new clobber with the right type instead
4726 of building a VIEW_CONVERT_EXPR around it.
4728 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4730 PR tree-optimization/52171
4731 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
4732 by_pieces_ninsns instead of move_by_pieces_ninsns.
4734 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
4736 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
4737 for reg+reg addressing mode.
4739 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4741 * rs6000-c.c (c/c-tree.h): Add #include.
4742 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
4743 in C++ when found in the base position of vec_ld or vec_st.
4745 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
4747 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4748 use of profile unless profile status is PROFILE_READ.
4749 * profile.c (compute_branch_probabilities): Set profile status
4750 only after reporting predictor hitrates.
4752 2016-06-03 Joseph Myers <joseph@codesourcery.com>
4756 * common.opt (ffp-int-builtin-inexact): New option.
4757 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
4758 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
4759 (ceil@var{m}2): Document dependence on this option.
4760 * ipa-inline-transform.c (inline_call): Handle
4761 flag_fp_int_builtin_inexact.
4762 * ipa-inline.c (can_inline_edge_p): Likewise.
4763 * config/i386/i386.md (rintxf2): Do not test
4764 flag_unsafe_math_optimizations.
4765 (rint<mode>2_frndint): New define_insn.
4766 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
4767 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
4768 for 387 instead of extending and truncating.
4769 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
4770 !flag_trapping_math instead of flag_unsafe_math_optimizations.
4771 Change to frndint<mode>2_<rounding>.
4772 (frndintxf2_<rounding>_i387): Likewise. Change to
4773 frndint<mode>2_<rounding>_i387.
4774 (<rounding_insn>xf2): Likewise.
4775 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
4776 !flag_trapping_math instead of flag_unsafe_math_optimizations for
4777 x87. Test TARGET_ROUND || !flag_trapping_math ||
4778 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
4779 SSE. Use ROUND_NO_EXC in constant operand of
4780 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
4781 for 387 instead of extending and truncating.
4783 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
4784 Julia Koval <julia.koval@intel.com>
4796 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
4797 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
4798 all registers, except for function return registers if there are
4799 no caller-saved registers.
4800 (ix86_set_func_type): New function.
4801 (ix86_set_current_function): Call ix86_set_func_type to set
4802 no_caller_saved_registers and func_type. Call reinit_regs if
4803 caller-saved registers are changed. Don't allow MPX, SSE, MMX
4804 nor x87 instructions in interrupt handler nor function with
4805 no_caller_saved_registers attribute.
4806 (ix86_function_ok_for_sibcall): Return false if there are no
4807 caller-saved registers.
4808 (type_natural_mode): Don't warn ABI change for MMX in interrupt
4810 (ix86_function_arg_advance): Skip for callee in interrupt handler.
4811 (ix86_function_arg): Return special arguments in interrupt handler.
4812 (ix86_promote_function_mode): Promote pointer to word_mode only
4813 for normal functions.
4814 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
4816 (ix86_epilogue_uses): New function.
4817 (ix86_hard_regno_scratch_ok): Likewise.
4818 (ix86_save_reg): Preserve all registers in interrupt handler
4819 after reload. Preserve all registers, except for function return
4820 registers, if there are no caller-saved registers after reload.
4821 (find_drap_reg): Always use callee-saved register if there are
4822 no caller-saved registers.
4823 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
4824 for interrupt handler.
4825 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
4826 Emit cld instruction if stringops are used in interrupt handler
4827 or interrupt handler isn't a leaf function.
4828 (ix86_expand_epilogue): Generate interrupt return for interrupt
4829 handler and pop the 'ERROR_CODE' off the stack before interrupt
4830 return in exception handler.
4831 (ix86_expand_call): Disallow calling interrupt handler directly.
4832 If there are no caller-saved registers, mark all registers that
4833 are clobbered by the call which returns as clobbered.
4834 (ix86_handle_no_caller_saved_registers_attribute): New function.
4835 (ix86_handle_interrupt_attribute): Likewise.
4836 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
4838 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
4839 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
4840 accumulation in interrupt function if stack may be realigned to
4842 (EPILOGUE_USES): New.
4843 (function_type): New enum.
4844 (machine_function): Add func_type and no_caller_saved_registers.
4845 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
4846 (interrupt_return): New pattern.
4847 * doc/extend.texi: Document x86 interrupt and
4848 no_caller_saved_registers attributes.
4850 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
4852 PR tree-optimization/52171
4853 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
4854 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
4855 Look for constant strings. Move some code to emit_block_cmp_hints
4857 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
4858 * defaults.h (COMPARE_MAX_PIECES): New macro.
4859 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
4860 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
4861 (clear_by_pieces_1): Don't declare. Move definition before use.
4862 (can_do_by_pieces): New static function.
4863 (can_move_by_pieces): Use it. Return bool.
4864 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
4865 OP. All callers changed. Handle COMPARE_BY_PIECES.
4866 (class pieces_addr); New.
4867 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
4868 pieces_addr::adjust, pieces_addr::increment_address,
4869 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
4871 (class op_by_pieces_d): New.
4872 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
4874 (class move_by_pieces_d, class compare_by_pieces_d,
4875 class store_by_pieces_d): New subclasses of op_by_pieces_d.
4876 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
4877 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
4878 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
4879 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
4880 compare_by_pieces_d::finish_mode): New member functions.
4881 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
4883 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
4884 (emit_block_cmp_hints): New function.
4885 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
4886 use the newly defined classes.
4887 * expr.h (by_pieces_constfn): New typedef.
4888 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
4889 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
4890 (move_by_pieces_ninsns): Don't declare.
4891 (can_move_by_pieces): Change return value to bool.
4892 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
4893 (compare_by_pieces_branch_ratio): New hook.
4894 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
4895 (by_pieces_ninsns): Declare.
4896 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
4898 (default_compare_by_pieces_branch_ratio): New function.
4899 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
4900 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
4901 * doc/tm.texi: Regenerate.
4902 * tree-ssa-strlen.c: Include "builtins.h".
4903 (handle_builtin_memcmp): New static function.
4904 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
4905 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
4907 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4909 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
4910 relevant stmts which are simple and invariant.
4911 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
4912 instead of simple and invariant
4914 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4916 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
4917 (vectorizable_reduction): Check for new relevant state.
4918 (vectorizable_live_operation): vectorize live stmts using
4919 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
4920 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
4921 (vect_stmt_relevant_p): Check for stmts which are only used live.
4922 (process_use): Use of a stmt does not inherit it's live value.
4923 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
4924 (vect_analyze_stmt): Check for new relevant state.
4925 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
4926 outside the loop, but not inside it.
4928 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4930 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
4931 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
4932 (vect_get_vec_def_for_operand): Split out code.
4934 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
4936 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
4938 2016-06-03 Alan Hayward <alan.hayward@arm.com>
4940 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
4942 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4944 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
4946 2016-06-03 Jakub Jelinek <jakub@redhat.com>
4949 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
4950 to noreturn e->callee->decl that has void return type and void
4951 arguments, adjust gimple_call_fntype and remove lhs even if it had
4952 previously addressable type.
4954 2016-06-02 Jeff Law <law@redhat.com>
4956 PR tree-optimization/71328
4957 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
4958 error when checking for a jump back onto the copied path.
4960 2016-06-02 David Malcolm <dmalcolm@redhat.com>
4962 * config/microblaze/microblaze.c (get_branch_target): Add return
4963 NULL_RTX for the non-CALL_P case.
4964 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
4965 (insert_wic): Remove unused local "j".
4967 2016-06-02 Martin Liska <mliska@suse.cz>
4969 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
4971 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
4972 Julia Koval <julia.koval@intel.com>
4974 * function.c (assign_parm_setup_stack): Force source into a
4976 * target.def (function_incoming_arg): Update documentation to
4977 allow arbitrary address computation based on hard register.
4978 * doc/tm.texi: Regenerated.
4980 2016-06-02 Martin Liska <mliska@suse.cz>
4982 * predict.c (combine_predictions_for_bb): Fix first match in
4983 cases where a first predictor contains more than one occurence
4984 in list of predictors. Take the best value in such case.
4986 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4988 PR rtl-optimization/71295
4989 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
4990 offset would go over the size of the inner mode reject it.
4992 2016-06-02 Jakub Jelinek <jakub@redhat.com>
4994 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
4995 x=x,x and v=v,m instead of x=x,m.
4997 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
4998 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
4999 alternative to v=rm,C.
5001 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
5002 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
5003 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
5004 instead of vex for the last two above mentioned alternatives.
5006 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5009 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
5011 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
5013 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
5015 2016-06-01 David Malcolm <dmalcolm@redhat.com>
5017 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
5018 from int to unsigned.
5020 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5022 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
5023 alternatives, eliminating preferred register class. Add support
5024 for the MTVSRDD instruction in ISA 3.0.
5025 (vsx_splat_v4si_internal): Use splat_input_operand instead of
5026 reg_or_indexed_operand.
5027 (vsx_splat_v4sf_internal): Likewise.
5029 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
5032 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
5033 for loading up all 0's or all 1's.
5035 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
5037 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
5039 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
5041 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
5043 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
5044 * gcc.c (set_source_date_epoch_envvar): New function, sets
5045 the SOURCE_DATE_EPOCH environment variable to the current time.
5047 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5049 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
5050 the factor for live Phi nodes.
5052 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5054 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
5055 * tree-parloops.c (parallelize_loops): likewise.
5056 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
5057 tree_unswitch_outer_loop): likewise.
5059 2016-06-01 Jakub Jelinek <jakub@redhat.com>
5062 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
5063 around creation of the temporary.
5065 2016-06-01 Richard Biener <rguenther@suse.de>
5067 PR tree-optimization/71366
5068 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
5069 (unloop_loops): Move removing edges here ...
5070 (try_unroll_loop_completely): ... from here.
5071 (try_peel_loop): ... and here.
5072 (tree_unroll_loops_completely_1): Track parent loops via
5073 bitmap of header BBs.
5074 (tree_unroll_loops_completely): Adjust for that.
5076 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5078 * config/rs6000/altivec.h (vec_slv): New macro.
5079 (vec_srv): New macro.
5080 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
5081 (UNSPEC_VSRV): New value.
5084 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
5085 (vsrv): New builtin definition.
5086 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
5087 define argument types for new builtin.
5088 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
5090 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
5093 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
5094 Jocelyn Mayer <l_indien@magic.fr>
5097 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
5098 detect processor family for signature_CENTAUR_ebx.
5099 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
5100 signature_CENTAUR_ebx.
5101 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
5102 <default>: Pass x86-64 for has_longmode.
5104 2016-06-01 Nathan Sidwell <nathan@acm.org>
5106 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
5109 2016-06-01 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/71261
5112 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
5113 of stmts successfully put in the bool pattern. Remove
5114 single-use restriction.
5115 (adjust_bool_pattern_cast): Add cast at the use site via the
5116 pattern def sequence.
5117 (adjust_bool_pattern): Remove recursion, maintain a hash-map
5118 of patterned defs. Use the pattern def seqence instead of
5119 multiple independent patterns.
5120 (sort_after_uid): New qsort compare function.
5121 (adjust_bool_stmts): New function to process stmts in the bool
5122 pattern in IL order.
5123 (vect_recog_bool_pattern): Adjust.
5124 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
5125 (ifcvt_walk_pattern_tree): Likewise.
5126 (stmt_is_root_of_bool_pattern): Likewise.
5127 (ifcvt_repair_bool_pattern): Likewise.
5128 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
5130 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
5132 * loop-unroll.c (decide_unroll_constant_iterations,
5133 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
5134 likely upper bounds.
5135 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
5137 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
5139 * tree-core.h (enum omp_clause_code): Remove
5140 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
5142 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5144 * config/arm/sync.md (arm_store_exclusive<mode>):
5145 Use 'H' output modifier on operands[2] rather than creating a new
5146 entry in out-of-bounds memory of the operands array.
5147 (arm_store_release_exclusivedi): Likewise.
5149 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5151 * config/arm/arm.c (arm_fusion_enabled_p): New function.
5152 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
5153 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
5154 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5156 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
5158 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
5159 into account live statements for mask producers.
5161 2016-06-01 Richard Biener <rguenther@suse.de>
5163 PR tree-optimization/71311
5164 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
5165 restrict to non-INTEGER_CST @0.
5167 2016-06-01 Richard Biener <rguenther@suse.de>
5169 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
5170 (relational patterns): Use :c to avoid pattern duplications.
5172 2016-06-01 Richard Biener <rguenther@suse.de>
5174 * genmatch.c (comparison_code_p): New predicate.
5175 (swap_tree_comparison): New function.
5176 (commutate): Add for_vec parameter to append new for entries.
5177 Support commutating relational operators by swapping it alongside
5179 (lower_commutative): Adjust.
5180 (dt_simplify::gen): Do not pass artificial operators to gen
5182 (decision_tree::gen): Do not add artificial operators as parameters.
5183 (parser::parse_expr): Verify operator commutativity when :c is
5184 applied. Allow :C to override this.
5185 * match.pd: Adjust patterns to use :C instead of :c where required.
5187 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
5189 PR tree-optimization/71077
5190 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
5191 the combining step, use boolean_false_node and boolean_true_node
5192 as the designated false/true return values.
5194 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5196 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
5197 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
5198 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
5201 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5203 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
5204 of flags impliying the register renaming.
5205 * toplev.c (process_options): Do not imply flag_rename_registers with
5208 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5210 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
5211 default implementation.
5213 2016-05-31 Nathan Sidwell <nathan@acm.org>
5215 * dwarf2out.c (cur_line_info_table): Add GTY marker.
5217 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5219 * config/sh/constraints.md (b): Remove constraint.
5220 * config/sh/predicates.md (arith_reg_operand): Remove
5222 * config/sh/sh-modes.def (PDI): Remove.
5223 * config/sh/sh.c (sh_target_reg_class,
5224 sh_optimize_target_register_callee_saved): Remove functions.
5225 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
5226 (sh_expand_epilogue): Update comment.
5227 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
5228 sh_secondary_reload): Remove TARGET_REGS related code.
5229 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
5230 TARGET_REGISTER_P): Remove macros.
5231 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
5232 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
5233 TR1_REG, TR2_REG): Remove constants.
5234 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
5236 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5238 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
5239 define_expand patterns.
5240 (adddi3_compact): Rename to adddi3.
5241 (subdi3_compact): Rename to subdi3.
5242 (*negdi2): Rename to negdi2.
5243 (*abs<mode>2): Rename to abs<mode>2.
5245 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
5247 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
5248 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
5249 (atomic_sub_fetchsi): ... this new pattern.
5250 (mvtc): Add CC_REG clobber.
5252 2016-05-31 Marek Polacek <polacek@redhat.com>
5254 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
5256 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5258 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
5259 aarch64_fusion_enabled_p to check for fusion capabilities.
5261 2016-05-31 Richard Biener <rguenther@suse.de>
5263 PR tree-optimization/71352
5264 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
5265 minus one and a negate.
5267 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5269 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
5270 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
5272 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
5273 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
5274 Remove use of aarch64_simd_attr_length_move, set length attribute
5276 (*aarch64_be_movoi): Likewise.
5277 (*aarch64_be_movci): Likewise.
5278 (*aarch64_be_movxi): Likewise.
5280 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
5282 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
5283 It no longer does that.
5284 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
5286 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
5288 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
5289 attribute __unused__.
5291 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
5293 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
5294 * config/arm/arm.c (arm_arch_thumb1): Define.
5295 (arm_option_override): Initialize arm_arch_thumb1.
5296 * config/arm/arm.h (arm_arch_thumb1): Declare.
5297 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
5298 support Thumb-1 ISA.
5300 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
5303 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
5304 `Yv' for scalar operand.
5306 2016-05-31 Tom de Vries <tom@codesourcery.com>
5308 PR tree-optimization/69068
5309 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
5310 phis with more than two args.
5312 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
5314 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
5315 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
5318 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
5320 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
5322 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5324 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
5325 cpu_32, cpu_64, tune_32 and tune_64.
5326 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
5328 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5330 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5332 2016-05-30 Andi Kleen <ak@linux.intel.com>
5334 * auto-profile.c (read_profile): Replace asserts with errors
5335 when file does not exist.
5336 * gcov-io.c (gcov_read_words): Dito.
5338 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5340 * tree-cfg.c (print_loop): Print likely upper bounds.
5342 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5344 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
5345 * opts.c (default_options): Enable peel loops at -O3.
5346 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
5347 (try_peel_loop): Do not re-peel already peeled loops;
5348 use likely upper bounds; fix profile updating.
5349 (pass_complete_unroll::execute): Initialize peeled_loops.
5351 2016-05-30 Martin Liska <mliska@suse.cz>
5353 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
5354 computed costs by frequency of BB they belong to.
5355 (get_scaled_computation_cost_at): New function.
5357 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
5358 Marc Glisse <marc.glisse@inria.fr>
5360 PR tree-optimization/71289
5361 * match.pd (-1 / B < A, A > -1 / B): New transformations.
5363 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5365 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
5367 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5369 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
5370 for peeled copies; avoid underflow when updating estimates; correctly
5373 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5375 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
5376 r236875. Corrected oe3 to oe2 as obvious.
5378 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5382 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
5383 that inserted stmt will not dominate stmts that defines its operand.
5384 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
5385 (rewrite_expr_tree_parallel): Likewise.
5387 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
5390 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
5391 all fields including stmt_to_insert are swapped.
5393 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5395 * predict.h (force_edge_cold): Declare.
5396 * predict.c (force_edge_cold): New function.
5397 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
5399 (canonicalize_loop_induction_variables): Fix formating.
5401 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
5403 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
5404 (visium_expand_copysign): Use gen_int_mode directly.
5405 (visium_compute_frame_size): Minor tweaks.
5407 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
5409 * tree-vect-loop.c (vect_analyze_loop_2): Use
5410 likely_max_stmt_executions_int.
5412 2016-05-30 Tom de Vries <tom@codesourcery.com>
5414 PR tree-optimization/69067
5415 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
5417 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
5420 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
5421 New peepholes to remove unneeded fild/fistp pairs.
5422 (define_peephole2 atomic_loaddi_fpu): Ditto.
5424 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5426 * predict.c (maybe_hot_frequency_p): Avoid division.
5428 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
5430 * doc/install.texi: Use https for shop.fsf.org.
5432 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5434 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
5435 likely_max_stmt_executions_int.
5437 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5439 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5440 likely_max_stmt_executions_int.
5442 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5444 * profile.c (compute_branch_probabilities): Do not report hitrates
5446 (branch_prob): Report hitrates here.
5447 * predict.c (gimple_predict_edge): Do not assert profile status;
5448 fix formatting issues.
5450 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5452 * predict.c (edge_predicted_by_p): New function.
5453 (predict_paths_for_bb): Do not put multiple predictions of the same type
5456 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5458 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
5461 2016-05-28 Alan Modra <amodra@gmail.com>
5463 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
5465 2016-05-28 Alan Modra <amodra@gmail.com>
5467 PR rtl-optimization/71275
5468 * ira.c (ira): Free dominance info.
5470 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
5472 * doc/sourcebuild.texi: New address for upstream Go repository.
5474 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
5476 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
5477 (TARGET_ARM_V7M): Likewise.
5479 2016-05-26 Jeff Law <law@redhat.com>
5481 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
5482 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5483 * passes.def: Add jump threading passes before DOM/VRP.
5484 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
5485 argument to a basic block from an edge. Remove tests which are
5487 (pass_data_thread_jumps, class pass_thread_jumps): New.
5488 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
5489 (make_pass_thread_jumps): Likewise.
5490 * tree-pass.h (make_pass_thread_jumps): Declare.
5492 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
5494 * config/visium/visium-protos.h (split_double_move): Rename into...
5495 (visium_split_double_move): ...this.
5496 (visium_split_double_add): Declare.
5497 * config/visium/visium.c (split_double_move): Rename into...
5498 (visium_split_double_move): ...this.
5499 (visium_split_double_add): New function.
5500 (visium_expand_copysign): Renumber operands for consistency.
5501 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
5502 (DFmode move splitter): Likewise.
5503 (*addi3_insn): Split by means of visium_split_double_add.
5504 (*adddi3_insn_flags): Delete.
5505 (*plus_plus_sltu<subst_arith>): New insn.
5506 (*subdi3_insn): Split by means of visium_split_double_add.
5507 (subdi3_insn_flags): Delete.
5508 (*minus_minus_sltu<subst_arith>): New insn.
5509 (*negdi2_insn): Split by means of visium_split_double_add.
5510 (*negdi2_insn_flags): Delete.
5512 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
5514 * configure.ac: Treat a --with-headers option without argument
5515 the same as the default (i.e. consult sys-include directory).
5516 * configure: Regenerate.
5518 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5520 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
5521 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
5523 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
5524 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
5526 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5529 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
5530 tree-stdarg analysis results.
5531 (aarch64_setup_incoming_varargs): Likewise.
5533 2016-05-27 Jiong Wang <jiong.wang@arm.com>
5535 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
5536 va_list_gpr_counter_field and va_list_fpr_counter_field.
5538 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
5541 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
5542 * config/aarch64/aarch64.c
5543 (aarch64_cannot_change_mode_class): Remove function.
5544 * config/aarch64/aarch64-protos.h
5545 (aarch64_cannot_change_mode_class): Remove.
5547 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
5549 * cfgloop.c (record_niter_bound): Record likely upper bounds.
5550 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
5551 get_likely_max_loop_iterations_int): New.
5552 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
5553 any_likely_upper_bound.
5554 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
5556 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
5557 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
5559 (unroll_loop_constant_iterations): Likewise.
5560 (unroll_loop_runtime_iterations): Likewise.
5561 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
5562 * lto-streamer-out.c (output_cfg): Likewise.
5563 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
5565 (canonicalize_loop_induction_variables): Dump likely upper bounds.
5566 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
5567 (likely_max_loop_iterations): New.
5568 (likely_max_loop_iterations_int): New.
5569 (likely_max_stmt_executions): New.
5570 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
5571 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
5572 likely_max_stmt_executions): Declare.
5574 2016-05-27 Marek Polacek <polacek@redhat.com>
5577 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
5579 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5581 * config/s390/s390.md (2x risbg splitters): Use
5582 reg_overlap_mentioned_p instead of rtx_equal_p.
5584 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
5586 * combine.c (make_compound_operation): Take known zero bits into
5587 account when checking for possible zero_extend.
5589 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5591 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
5592 Use const_int_operand for operand 2 predicate. Simplify expand code
5595 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
5598 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
5601 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5603 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
5604 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
5605 that returns CC_SESWPmode and CC_ZESWPmode.
5606 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
5608 (aarch64_rtx_costs): Likewise.
5610 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5612 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
5613 for ISA 3.0 min/max support.
5614 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
5615 conditional move support.
5616 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
5617 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
5619 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
5620 conditional moves where the comparison type is different from move
5622 (fp_minmax): New code iterator for smin/smax.
5623 (minmax): New code attributes for min/max.
5624 (SMINMAX): Likewise.
5625 (smax<mode>3): Combine min, max insns into one insn using the
5626 fp_minmax code iterator. Add support for ISA 3.0 min/max
5627 instructions that don't need -ffast-math.
5628 (s<minmax><mode>3): Likewise.
5629 (smax<mode>3_vsx): Likewise.
5630 (smin<mode>3): Likewise.
5631 (s<minmax><mode>3_vsx): Likewise.
5632 (smin<mode>3_vsx): Likewise.
5633 (pre-VSX min/max splitters): Likewise.
5634 (s<minmax><mode>3_fpr): Likewise.
5635 (movsfcc): Rewrite floating point conditional moves to combine
5636 SFmode/DFmode into a single insn.
5637 (mov<mode>cc): Likewise.
5638 (movdfcc): Likewise.
5639 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
5640 SFDF2 iterators to handle all combinations.
5641 (fseldfsf4): Likewise.
5642 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
5643 (fseldfdf4): Likewise.
5644 (fselsfdf4): Likewise.
5645 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
5646 comparison instructions that set a 0/-1 mask, and use it for
5647 floating point conditional move via XXSEL.
5648 (fpmask<mode>): Likewise.
5649 (xxsel<mode>): Likewise.
5650 * config/rs6000/predicates.md (min_max_operator): Delete, no
5652 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
5653 instructions that generate a 0/-1 mask for use with XXSEL.
5654 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
5655 say whether floating point min/max is available, either through
5656 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
5657 (TARGET_MINMAX_DF): Likewise.
5659 2016-05-27 Alan Modra <amodra@gmail.com>
5661 PR rtl-optimization/71275
5662 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
5663 for update_equiv_regs and combine_and_move_insns.
5665 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
5668 if_then_else or cond RTXes to calculate attribute value.
5669 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
5670 <attr "length_immediate>: Ditto.
5671 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
5672 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
5673 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
5674 <attr "type">: Ditto.
5675 <attr "prefix_data16">: Ditto.
5676 <attr "prefix_extra">: Ditto.
5677 <attr "length_immediate">: Ditto.
5678 <attr "prefix">: Ditto.
5679 (vec_set<mode>_0) <attr "isa">: Ditto.
5680 <attr "prefix_extra">: Ditto.
5681 <attr "length_immediate">: Ditto.
5682 <attr "prefix">: Ditto.
5683 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
5684 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
5685 (sse2_storelpd) <attr "prefix_data16">: Ditto.
5686 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
5687 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
5688 <attr "length_immediate">: Ditto.
5689 <attr "prefix">: Ditto.
5690 (sse2_movsd) <attr "length_immediate">: Ditto.
5691 <attr "prefix">: Ditto.
5692 (vec_concatv2df) <attr "isa">: Ditto.
5693 <attr "prefix">: Ditto.
5694 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
5695 (*vec_extractv2di_1) <attr "isa">: Ditto.
5696 <attr "type">: Ditto.
5697 <attr "length_immediate">: Ditto.
5698 <attr "prefix_rex">: Ditto.
5699 <attr "prefix_extra">: Ditto.
5700 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
5701 <attr "prefix_extra">: Ditto.
5702 <attr "length_immediate">: Ditto.
5703 (vec_concatv2di) <attr "isa">: Ditto.
5704 <attr "prefix_extra">: Ditto.
5705 <attr "length_immediate">: Ditto.
5706 <attr "prefix">: Ditto.
5708 2016-05-26 Martin Liska <mliska@suse.cz>
5710 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
5712 (operator+): Likewise.
5713 (operator-): Likewise.
5714 (comp_cost::operator+=): Likewise.
5715 (comp_cost::operator-=): Likewise.
5716 (comp_cost::operator/=): Likewise.
5717 (comp_cost::operator*=): Likewise.
5718 (operator<): Likewise.
5719 (operator==): Likewise.
5720 (operator<=): Likewise.
5722 (infinite_cost_p): Likewise.
5723 (add_costs): Likewise.
5724 (sub_costs): Likewise.
5725 (compare_costs): Likewise.
5726 (set_group_iv_cost): Use the newly introduced functions.
5727 (get_address_cost): Likewise.
5728 (get_shiftadd_cost): Likewise.
5729 (force_expr_to_var_cost): Likewise.
5730 (split_address_cost): Likewise.
5731 (ptr_difference_cost): Likewise.
5732 (difference_cost): Likewise.
5733 (get_computation_cost_at): Likewise.
5734 (determine_group_iv_cost_generic): Likewise.
5735 (determine_group_iv_cost_address): Likewise.
5736 (determine_group_iv_cost_cond): Likewise.
5737 (autoinc_possible_for_pair): Likewise.
5738 (determine_group_iv_costs): Likewise.
5739 (cheaper_cost_pair): Likewise.
5740 (iv_ca_recount_cost): Likewise.
5741 (iv_ca_set_no_cp): Likewise.
5742 (iv_ca_set_cp): Likewise.
5743 (iv_ca_cost): Likewise.
5744 (iv_ca_new): Likewise.
5745 (iv_ca_dump): Likewise.
5746 (iv_ca_narrow): Likewise.
5747 (iv_ca_prune): Likewise.
5748 (iv_ca_replace): Likewise.
5749 (try_add_cand_for): Likewise.
5750 (try_improve_iv_set): Likewise.
5751 (find_optimal_iv_set): Likewise.
5753 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
5755 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
5756 that internal functions will clobber all caller-saved registers.
5758 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5760 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
5761 Return a better case_values_threshold when optimizing.
5763 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
5765 * config/aarch64/aarch64-simd.md (aarch64_combinez):
5766 Add ? to integer variant.
5767 (aarch64_combinez_be): Likewise.
5769 2016-05-26 Jakub Jelinek <jakub@redhat.com>
5771 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
5772 instead of x constraint.
5773 (vcvtps2ph256<mask_name>): Likewise.
5775 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
5776 alternative. Formatting fix.
5778 * config/i386/sse.md
5779 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
5781 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
5782 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
5783 maybe_evex prefix instead of vex.
5784 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
5785 EXT_REX_SSE_REG_P (op0) case in the splitter.
5787 2016-05-25 Jeff Law <law@redhat.com>
5789 PR tree-optimization/71272
5790 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
5791 Update comments. Add test for empty path.
5793 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
5795 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
5796 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
5797 special case builtin.
5798 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5799 code for ALTIVEC_BUILTIN_VEC_CMPNE.
5800 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5801 for __builtin_vec_cmpne.
5803 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
5805 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
5806 redundant test and bail out if the type of the new operand is not
5807 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
5809 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5811 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
5812 (x_ix86_target_flags_explicit): Remove.
5813 * config/i386/i386.c (ix86_function_specific_save): Do not copy
5814 x_ix86_target_flags_explicit.
5815 (ix86_function_specific_restore): Ditto.
5817 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
5818 H.J. Lu <hongjiu.lu@intel.com>
5821 * common/config/i386/i386-common.c
5822 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
5823 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
5824 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
5825 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
5826 (-mgeneral-regs-only): Add new option.
5827 * config/i386/i386.c (ix86_option_override_internal): Don't enable
5828 x87 instructions if only general registers are allowed.
5829 (ix86_target_string): Add ix86_flags argument. Handle additional
5830 flags options through ix86_flags argument. Update all callers.
5831 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
5833 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5835 PR rtl-optimization/66940
5836 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
5837 decrementing desired_val will not overflow before performing these
5840 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
5842 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
5843 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
5844 * config/i386/i386.c (enum ix86_builtins): Add
5845 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
5846 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
5847 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
5848 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
5849 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
5850 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
5851 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
5852 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
5853 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
5854 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
5855 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
5856 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
5857 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
5858 __builtin_ia32_cvtps2dq512_mask.
5859 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
5860 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
5861 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
5862 * config/i386/sse.md
5863 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
5865 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
5866 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
5868 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
5869 (avx512f_vec_pack_sfix_v8df): New define_expand.
5870 (avx512f_roundpd512): Rename to ...
5871 (avx512f_round<castmode>512): ... this. Change iterator.
5872 (avx512f_roundps512_sfix): New define_expand.
5873 (round<mode>2_sfix): Change iterator.
5875 2016-05-25 Nick Clifton <nickc@redhat.com>
5877 * config/msp430/msp430.c (msp430_attr): Produce an error if a
5878 static interrupt handler is detected.
5879 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
5880 default linker script.
5881 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
5882 the low part of a symbolic pointer.
5884 2016-05-25 Richard Biener <rguenther@suse.de>
5886 PR tree-optimization/71261
5887 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
5888 interesting stmt instead of immediate uses when looking
5889 for the use operand to replace.
5891 2016-05-25 Martin Liska <mliska@suse.cz>
5893 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
5895 2016-05-25 Richard Biener <rguenther@suse.de>
5897 PR tree-optimization/71264
5898 * tree-vect-stmts.c (vect_init_vector): Properly deal with
5901 2016-05-25 Martin Liska <mliska@suse.cz>
5903 PR tree-optimization/71239
5904 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
5905 if DECL_SIZE is NULL.
5907 2016-05-25 Richard Biener <rguenther@suse.de>
5909 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
5910 * tree-if-conv.c (pass_data_if_conversion): Use it.
5912 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5914 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
5915 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
5916 * varpool.c (varpool_node::get_availability): Likewise.
5918 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5920 * config/rs6000/altivec.md (VNEG iterator): New iterator for
5921 VNEGW/VNEGD instructions.
5922 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
5923 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
5924 support for ISA 3.0 VNEGW/VNEGD instructions.
5926 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
5928 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
5929 pointers inside OACC_DATA regions.
5930 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
5931 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
5932 (gimplify_adjust_omp_clauses): Fix typo in comment.
5934 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5936 * config/rs6000/altivec.md (VParity): New mode iterator for vector
5937 parity built-in functions.
5938 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
5940 (p9v_parity<mode>2): Likewise.
5941 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
5943 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
5944 (parity<mode>2): ISA 3.0 expander for vector parity.
5945 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
5947 (BU_P9_64BIT_MISC_0): Likewise.
5948 (BU_P9_MISC_0): Likewise.
5949 (BU_P9V_AV_1): Likewise.
5950 (BU_P9V_AV_2): Likewise.
5951 (BU_P9V_AV_3): Likewise.
5952 (BU_P9V_AV_P): Likewise.
5953 (BU_P9V_VSX_1): Likewise.
5954 (BU_P9V_OVERLOAD_1): Likewise.
5955 (BU_P9V_OVERLOAD_2): Likewise.
5956 (BU_P9V_OVERLOAD_3): Likewise.
5957 (VCTZB): Add vector count trailing zeros support.
5961 (VPRTYBD): Add vector parity support.
5962 (VPRTYBQ): Likewise.
5963 (VPRTYBW): Likewise.
5964 (VCTZ): Add overloaded vector count trailing zeros support.
5965 (VPRTYB): Add overloaded vector parity support.
5966 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5967 overloaded vector count trailing zeros and parity instructions.
5968 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
5969 vector parity support.
5970 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
5971 trailing zeros support.
5972 (vec_cntlz): Likewise.
5973 (vec_vctzb): Likewise.
5974 (vec_vctzd): Likewise.
5975 (vec_vctzh): Likewise.
5976 (vec_vctzw): Likewise.
5977 (vec_vprtyb): Add ISA 3.0 vector parity support.
5978 (vec_vprtybd): Likewise.
5979 (vec_vprtybw): Likewise.
5980 (vec_vprtybq): Likewise.
5981 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5982 the ISA 3.0 vector count trailing zeros and vector parity built-in
5985 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5987 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
5988 when there is stmt_to_insert.
5990 2016-05-24 Martin Sebor <msebor@redhat.com>
5993 * tree.h (complete_or_array_type_p): New inline function.
5995 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5997 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
5998 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
5999 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
6001 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
6002 Limit 1st alternative to noavx isa, split 2nd alternative into one
6003 noavx and one avx alternative, use *x and Bm in the former and
6004 x and m in the latter.
6006 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
6007 of sse4 for the first alternative, drop %v from the template
6008 and d operand modifier. Split second alternative into one sse4_noavx
6009 and one avx alternative, use *x instead of *v in the former and v
6010 instead of *v in the latter.
6011 (*sse4_1_extractps): Use noavx isa instead of * for the first
6012 alternative, drop %v from the template. Split second alternative into
6013 one noavx and one avx alternative, use *x instead of *v in the
6014 former and v instead of *v in the latter.
6015 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
6016 with noavx and the last one with avx.
6017 (sse4_1_phminposuw): Guard first alternative with noavx isa,
6018 split the second one into one noavx and one avx alternative,
6019 use *x and Bm in the former and x and m in the latter one.
6020 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
6023 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
6024 first two alternatives to noavx, use *x instead of *v in the second
6025 one, add avx alternative without *.
6026 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
6027 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
6028 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
6030 2016-05-24 Jeff Law <law@redhat.com>
6032 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
6033 New function, extracted from...
6034 (fsm_find_control_statement_thread_paths): Here. Use the new function.
6035 Allow simple copies and constant initializations in the SSA chain.
6037 2016-05-24 Marek Polacek <polacek@redhat.com>
6040 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
6043 2016-05-24 Jakub Jelinek <jakub@redhat.com>
6046 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
6047 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
6048 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
6049 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
6050 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
6052 2016-05-24 Richard Biener <rguenther@suse.de>
6054 PR tree-optimization/71240
6055 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
6058 2016-05-24 Richard Biener <rguenther@suse.de>
6060 PR tree-optimization/71230
6061 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
6063 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6065 * tree-vectorizer.h (vectorizable_comparison): Delete.
6066 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
6067 PURE_SLP_STMT check.
6068 * tree-vect-stmts.c (vectorizable_call): Likewise.
6069 (vectorizable_simd_clone_call): Likewise.
6070 (vectorizable_conversion): Likewise.
6071 (vectorizable_assignment): Likewise.
6072 (vectorizable_shift): Likewise.
6073 (vectorizable_operation): Likewise.
6074 (vectorizable_load): Likewise.
6075 (vectorizable_condition): Likewise.
6076 (vectorizable_store): Likewise. Assert that we don't have
6078 (vectorizable_comparison): Make static. Remove redundant
6079 PURE_SLP_STMT check.
6080 (vect_transform_stmt): Assert that we always have an slp_node
6083 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6085 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
6086 operands[2] against 1 with comparison against CONST1_RTX.
6087 (<shift>di3_neon): Likewise.
6088 * config/arm/predicates.md (const0_operand): Replace with comparison
6091 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6093 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
6094 operands[2] against 1 with comparison against CONST1_RTX.
6095 (ashrdi3): Likewise.
6096 (lshrdi3): Likewise.
6097 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
6099 (ashrsi3): Likewise.
6100 (lshrsi3): Likewise.
6101 (rotrsi3): Likewise.
6102 (define_split above *compareqi_eq0): Likewise.
6103 (define_split above "prologue"): Likewise.
6104 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
6105 * config/arm/predicates.md (shift_operator): Likewise.
6106 (shift_nomul_operator): Likewise.
6107 (sat_shift_operator): Likewise.
6108 (thumb1_cmp_operand): Likewise.
6109 (const_neon_scalar_shift_amount_operand): Replace manual range
6110 check with IN_RANGE.
6111 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
6112 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
6114 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6116 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
6117 with HOST_WIDE_INT_1.
6119 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
6120 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
6121 (arm_canonicalize_comparison): Likewise.
6122 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
6124 (thumb1_size_rtx_costs): Likewise.
6125 (vfp_const_double_index): Replace cast of 1 to unsigned
6126 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6127 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
6129 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
6130 HOST_WIDE_INT with HOST_WIDE_INT_1U.
6131 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
6132 HOST_WIDE_INT with HOST_WIDE_INT_1.
6134 2016-05-24 Marek Polacek <polacek@redhat.com>
6136 * tree-cfg.h (should_remove_lhs_p): New predicate.
6137 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
6138 * gimplify.c (gimplify_modify_expr): Likewise.
6139 * tree-cfg.c (verify_gimple_call): Likewise.
6140 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
6141 * gimple-fold.c: Include "tree-cfg.h".
6142 (gimple_fold_call): Use should_remove_lhs_p.
6144 2016-05-24 Richard Biener <rguenther@suse.de>
6146 PR tree-optimization/71253
6147 * cfganal.h (control_dependences): Make robust against edge
6149 (control_dependences::control_dependences): Remove edge_list argument.
6150 (control_dependences::get_edge): Remove.
6151 (control_dependences::get_edge_src): Add.
6152 (control_dependences::get_edge_dest): Likewise.
6153 (control_dependences::m_el): Make a vector of edge src/dest index.
6154 * cfganal.c (control_dependences::find_control_dependence): Adjust.
6155 (control_dependences::control_dependences): Likewise.
6156 (control_dependences::~control_dependence): Likewise.
6157 (control_dependences::get_edge): Remove.
6158 (control_dependences::get_edge_src): Add.
6159 (control_dependences::get_edge_dest): Likewise.
6160 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
6162 (perform_tree_ssa_dce): Adjust.
6163 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
6165 (pass_loop_distribution::execute): Adjust. Do loop destroying
6166 conditional on changed.
6168 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6171 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
6172 return. Reindent transformation comment and mention the ARM state
6175 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6178 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
6179 after build_and_add_sum creates new use stmt.
6181 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6183 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
6184 load_lanes/grouped_load classification comes first. Don't check
6185 whether the vectorization factor is a multiple of the group size
6188 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
6190 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
6191 GROUP_GAP for single-element interleaving.
6192 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
6195 2016-05-24 Richard Biener <rguenther@suse.de>
6199 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
6200 bases which are accessed with non-invariant indices.
6201 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
6202 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
6204 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
6207 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
6208 (add_to_ops_vec): Add stmt_to_insert.
6209 (add_repeat_to_ops_vec): Init stmt_to_insert.
6210 (insert_stmt_before_use): New.
6211 (transform_add_to_multiply): Remove mult_stmt insertion and add it
6213 (get_ops): Init stmt_to_insert.
6214 (maybe_optimize_range_tests): Likewise.
6215 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
6216 (rewrite_expr_tree_parallel): Likewise.
6217 (reassociate_bb): Likewise.
6219 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6222 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
6223 ISA 3.0 xxperm fusion alternative.
6224 (altivec_vperm_v8hiv16qi): Likewise.
6225 (altivec_vperm_<mode>_uns_internal): Likewise.
6226 (vperm_v8hiv4si): Likewise.
6227 (vperm_v16qiv8hi): Likewise.
6229 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6230 Kelvin Nilsen <kelvin@gcc.gnu.org>
6232 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
6233 vpermr/xxpermr on ISA 3.0.
6234 (altivec_expand_vec_perm_le): Likewise.
6235 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
6236 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
6239 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.h (IS_STACK_MODE): Enable for
6242 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
6243 SSE_FLOAT_MODE_P macros.
6244 * config/i386/i386.c (ix86_preferred_reload_class): Use
6245 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
6246 Cleanup regclass processing for CONST_DOUBLE_P.
6247 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
6248 (ix86_rtx_costs): Remove redundant TARGET_80387 check
6249 with IS_STACK_MODE macro.
6250 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
6252 (*movdf_internal): Use IS_STACK_MODE macro.
6253 (*movsf_internal): Ditto.
6255 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
6257 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
6258 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
6260 2016-05-23 Jeff Law <law@redhat.com>
6262 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
6264 (fsm_find_control_statement_thread_paths): Call it.
6266 2016-05-23 Martin Jambor <mjambor@suse.cz>
6269 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
6270 from_global_constant if t is not NULL.
6272 2016-05-23 Marek Polacek <polacek@redhat.com>
6275 * common.opt (Wswitch-unreachable): New option.
6276 * doc/invoke.texi: Document -Wswitch-unreachable.
6277 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
6280 2016-05-23 Bin Cheng <bin.cheng@arm.com>
6282 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
6283 TMR_INDEX is non-NULL.
6285 2016-05-23 Richard Biener <rguenther@suse.de>
6287 PR tree-optimization/71230
6288 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
6289 (try_special_add_to_ops): ... here. Always test for single-use.
6291 2016-05-23 Martin Jambor <mjambor@suse.cz>
6293 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
6294 default block if a PHI node in the original one would be resized.
6296 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6298 PR tree-optimization/58135
6299 * tree-vect-slp.c: When group size is not multiple
6300 of vector size, allow splitting of store group at
6303 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
6305 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
6307 2016-05-22 Jakub Jelinek <jakub@redhat.com>
6309 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
6310 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
6311 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
6314 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
6315 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
6316 v constraint instead of x and vinserti32x4 insn.
6318 * config/i386/sse.md (i128vldq): New mode iterator.
6319 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
6320 avx512dq and avx512vl alternatives.
6322 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
6323 constraint, use maybe_evex prefix instead of vex.
6324 (vec_dupv4sf): Use v constraint instead of x for output
6325 operand except for noavx alternative, use Yv constraint
6326 instead of x for input. Use maybe_evex prefix instead of vex.
6327 (*vec_dupv4si): Likewise.
6328 (*vec_dupv2di): Likewise.
6330 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
6333 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
6334 (linearize_expr_tree): Call try_special_add_to_ops.
6335 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
6337 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6339 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
6340 to computed stack_usage.
6342 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6345 * config/avr/avr.md (define_expand "mov<mode>"): If the source
6346 operand is subreg (symbol_ref) then move the symbol ref to register.
6348 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
6350 * tree.c (array_at_struct_end_p): Look through MEM_REF.
6352 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6355 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
6358 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6360 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
6361 ranges by calling get_single_symbol and tidy up. Look more closely
6362 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
6364 2016-05-20 Jeff Law <law@redhat.com>
6366 * bitmap.c (bitmap_find_bit): Remove useless test.
6368 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
6370 * function.c (thread_prologue_and_epilogue_insns): Commit the
6371 insertion of the epilogue.
6373 2016-05-20 Martin Jambor <mjambor@suse.cz>
6375 PR tree-optimization/70884
6376 * tree-sra.c (initialize_constant_pool_replacements): Do not check
6377 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
6378 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
6379 of constant pool data as a reason for scalarization.
6381 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
6383 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
6384 for naked functions.
6385 (thumb1_expand_prologue): Likewise.
6387 2016-05-20 Nathan Sidwell <nathan@acm.org>
6389 * config/nvptx/nptx.c (nvptx_option_override): Only set
6390 flag_toplevel_reorder, if not explicitly specified. Set
6391 flag_no_common, unless explicitly specified.
6393 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6395 * calls.c (can_implement_as_sibling_call_p): Mark param
6396 reg_parm_stack_space with ATTRIBUTE_UNUSED.
6398 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
6401 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
6402 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
6404 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
6405 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
6408 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
6410 * config/nvptx/nvptx.md (sincossf3): New pattern.
6412 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6414 * calls.c (maybe_complain_about_tail_call): New function.
6415 (initialize_argument_information): Call
6416 maybe_complain_about_tail_call when clearing *may_tailcall.
6417 (can_implement_as_sibling_call_p): Call
6418 maybe_complain_about_tail_call when returning false.
6419 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
6420 ensure try_tail_call is set. Call maybe_complain_about_tail_call
6421 if tail-call optimization fails.
6422 * cfgexpand.c (expand_call_stmt): Initialize
6423 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
6424 * gimple-pretty-print.c (dump_gimple_call): Dump
6425 gimple_call_must_tail_p.
6426 * gimple.c (gimple_build_call_from_tree): Call
6427 gimple_call_set_must_tail with the value of
6428 CALL_EXPR_MUST_TAIL_CALL.
6429 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
6430 (gimple_call_set_must_tail): New function.
6431 (gimple_call_must_tail_p): New function.
6432 * print-tree.c (print_node): Update printing of TREE_STATIC
6433 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
6434 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
6435 trailing comment listing applicable flags.
6436 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
6438 2016-05-20 David Malcolm <dmalcolm@redhat.com>
6440 * calls.c (expand_call): Move "Rest of purposes for tail call
6441 optimizations to fail" to...
6442 (can_implement_as_sibling_call_p): ...this new function, and
6443 split into multiple "if" statements.
6445 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6447 * cfgloop.h (expected_loop_iterations_unbounded,
6448 expected_loop_iterations): Unconstify.
6449 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
6450 profile with known upper bound; return 3 when profile is absent.
6451 (expected_loop_iterations): Update.
6453 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6455 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
6456 and get_max_loop_iterations_int.
6458 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
6460 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
6461 realistic upper bounds here.
6463 2016-05-20 Jakub Jelinek <jakub@redhat.com>
6466 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
6467 calls if the LHS is variable length or has addressable type.
6468 If targets[0]->decl is a noreturn call with void return type and
6469 zero arguments, adjust fntype and remove lhs in that case.
6471 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
6473 PR tree-optimization/71079
6474 PR tree-optimization/71206
6475 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
6477 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6479 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
6480 (get_vec_alignment_for_array_decl): Likewise.
6481 (get_vec_alignment_for_record_decl): Likewise.
6482 (increase_alignment::execute): Move code to find alignment to
6483 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
6484 (type_align_map): New hash_map.
6486 2016-05-20 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/29756
6489 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
6490 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
6491 * fold-const.c (operand_equal_p): Likewise.
6492 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
6493 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
6494 * tree-inline.c (estimate_operator_cost): Likewise.
6495 * tree-pretty-print.c (dump_generic_node): Likewise.
6496 * tree-ssa-operands.c (get_expr_operands): Likewise.
6497 * cfgexpand.c (expand_debug_expr): Likewise.
6498 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6499 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
6500 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
6501 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
6502 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
6503 (execute_update_addresses_taken): Do it.
6505 2016-05-20 Richard Biener <rguenther@suse.de>
6507 PR tree-optimization/71185
6508 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
6509 register operations.
6511 2016-05-20 Richard Biener <rguenther@suse.de>
6513 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
6514 gimple_seq_add_seq_without_update.
6515 (release_bb_predicate): Assert we have no operands to free.
6516 (if_convertible_loop_p_1): Calculate post dominators later.
6517 Do not free BB predicates here.
6518 (combine_blocks): Do not recompute BB predicates.
6519 (version_loop_for_if_conversion): Save BB predicates around
6522 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6524 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
6525 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
6526 code. Ignore sibcalls on EDGE_IGNORE edges.
6527 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
6528 on edges for sibcalls that run without prologue. The rest of the
6529 function is combined from...
6530 (fix_fake_fallthrough_edge): ... this, and ...
6531 (try_shrink_wrapping): ... a part of this. Remove the bb_with
6532 function argument, make it a local variable.
6534 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
6536 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
6537 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
6538 for 32-bit mode and SEH for 64-bit.
6539 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
6540 TARGET_64BIT_DEFAULT.
6542 2016-05-19 Ryan Burn <contact@rnburn.com>
6544 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
6545 * gengtype.c (open_base_files): Add cilk.h to ifiles.
6547 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
6549 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
6550 force pending loads from memory.
6552 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
6554 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
6555 (UNSPEC_DARN_32): New unspec constant.
6556 (UNSPEC_DARN_RAW): New unspec constant.
6557 (darn_32): New instruction.
6558 (darn_raw): New instruction.
6559 (darn): New instruction.
6560 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
6561 support and documentation for this macro.
6562 (BU_P9_MISC_1): New macro definition.
6563 (BU_P9_64BIT_MISC_0): New macro definition.
6564 (BU_P9_MISC_0): New macro definition.
6565 (darn_32): New builtin definition.
6566 (darn_raw): New builtin definition.
6567 (darn): New builtin definition.
6568 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
6569 RS6000_BUILTIN_0 directives to surround each occurrence of
6570 #include "rs6000-builtin.def".
6571 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
6572 RS6000_BTM_64BIT flags to the returned mask, depending on
6574 (def_builtin): Correct an error in the assignments made to the
6575 debugging variable attr_string.
6576 (rs6000_expand_builtin): Add support for no-operand built-in
6578 (builtin_function_type): Remove fatal_error assertion that is no
6580 (rs6000_common_init_builtins): Add support for no-operand built-in
6582 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
6584 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
6586 (RS6000_BTM_64BIT): New macro definition.
6587 * doc/extend.texi: Document __builtin_darn (void),
6588 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
6591 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
6593 * tree-vect-loop.c (vect_analyze_loop_2): Use also
6594 max_loop_iterations_int.
6596 2016-05-19 Marek Polacek <polacek@redhat.com>
6598 PR tree-optimization/71031
6599 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
6600 condition and adjust the code a bit.
6602 2016-05-19 Martin Liska <mliska@suse.cz>
6604 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
6605 auto_vec instead of vec.
6607 2016-05-19 Martin Liska <mliska@suse.cz>
6609 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
6611 2016-05-19 Martin Liska <mliska@suse.cz>
6613 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
6615 2016-05-19 Martin Liska <mliska@suse.cz>
6617 * ipa-pure-const.c (set_function_state): Remove an existing
6619 (remove_node_data): Do not free it as it's released
6620 in set_function_state.
6622 2016-05-19 Martin Liska <mliska@suse.cz>
6624 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
6627 2016-05-19 Martin Liska <mliska@suse.cz>
6629 * omp-simd-clone.c (simd_clone_adjust): Release vector.
6631 2016-05-19 Martin Liska <mliska@suse.cz>
6633 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
6634 an auto_vec instead of re-creating it.
6636 2016-05-19 Martin Liska <mliska@suse.cz>
6638 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
6639 auto_vec instead of vec.
6641 2016-05-19 Martin Liska <mliska@suse.cz>
6643 * lto-section-in.c (lto_get_section_data): Call
6644 lto_check_version with additional argument.
6645 * lto-streamer.c (lto_check_version): Add new argument.
6646 * lto-streamer.h (lto_check_version): Likewise.
6648 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6650 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
6651 Don't add cost of inner memory when handling sign-extended loads.
6653 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
6655 PR rtl-optimization/71148
6656 * cse.c (cse_main): Free dominance info.
6657 (rest_of_handle_cse): Don't free dominance info.
6658 (rest_of_handle_cse2): Likewise.
6659 (rest_of_handle_cse_after_global_opts): Likewise.
6661 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6664 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
6665 NULL_TREE early if NEON is not available. Remove now redundant check
6666 in ARM_CHECK_BUILTIN_MODE.
6668 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
6671 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
6672 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
6673 * doc/cpp.texi: Document new macros.
6675 2016-05-19 Bin Cheng <bin.cheng@arm.com>
6677 PR tree-optimization/69848
6678 * tree-vect-loop.c (vectorizable_reduction): Don't factor
6679 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
6681 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
6683 * function.c (thread_prologue_and_epilogue_insn): Move the
6684 "goto epilogue_done" one block later.
6686 2016-05-19 Richard Biener <rguenther@suse.de>
6688 PR tree-optimization/70729
6689 * passes.def: Move LIM pass before PRE. Remove no longer
6690 required copyprop and move first DCE out of the loop pipeline.
6692 2016-05-18 David Malcolm <dmalcolm@redhat.com>
6695 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
6696 (OBJS-libcommon-target): ...here.
6697 * opts-common.c: Include spellcheck.h.
6698 (cmdline_handle_error): Build a vec of valid options and use it
6699 to suggest provide hints for misspelled arguments.
6701 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6704 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
6705 lhs if it has TREE_ADDRESSABLE type.
6707 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
6710 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
6711 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
6713 2016-05-18 Martin Jambor <mjambor@suse.cz>
6716 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
6717 input for NOP_EXPR pass-through functions.
6718 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
6719 aggregate global constant VAR_DECLs in constant jump functions.
6721 2016-05-18 Martin Jambor <mjambor@suse.cz>
6724 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
6725 from TREE_READONLY parameters.
6727 2016-05-18 Martin Jambor <mjambor@suse.cz>
6730 * cgraph.h (cgraph_indirect_call_info): New field
6731 guaranteed_unmodified.
6732 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
6733 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6735 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
6736 pass the parameter value to ipa_find_agg_cst_for_param.
6737 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
6738 guaranteed_unmodified, store AA results there instead of bailing out
6740 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
6741 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
6742 (find_constructor_constant_at_offset): New function.
6743 (ipa_find_agg_cst_from_init): Likewise.
6744 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
6745 static initializers of contants, report back through a new paameter
6746 from_global_constant if that was the case.
6747 (try_make_edge_direct_simple_call): Also pass parameter value to
6748 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
6750 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
6751 (ipa_read_indirect_edge_info): Likewise.
6752 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
6753 (ipa_load_from_parm_agg): Likewise.
6755 2016-05-18 Jiong Wang <jiong.wang@arm.com>
6757 PR rtl-optimization/71150
6758 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
6761 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
6764 * config/rs6000/constraints.md (wE constraint): New constraint
6765 for a vector constant that can be loaded with XXSPLTIB.
6766 (wM constraint): New constraint for a vector constant of a 1's.
6767 (wS constraint): New constraint for a vector constant that can be
6768 loaded with XXSPLTIB and a vector sign extend instruction.
6769 * config/rs6000/predicates.md (xxspltib_constant_split): New
6770 predicates for wE/wS constraints.
6771 (xxspltib_constant_nosplit): Likewise.
6772 (easy_vector_constant): Add support for constants that can be
6773 loaded via XXSPLTIB.
6774 (all_ones_constant): New predicate for vector constant with all
6776 (splat_input_operand): Add support for ISA 3.0 word splat operations.
6777 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
6778 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
6779 instruction and possibly with a sign extension.
6780 (output_vec_const_move): Add support for XXSPLTIB. If we are
6781 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
6782 instead of XXLXOR/XXLORC.
6783 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
6785 (rs6000_legitimize_reload_address): Likewise.
6786 (rs6000_output_move_128bit): Use output_vec_const_move to emit
6788 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
6789 combine VSX_M and VSX_M2 into one iterator.
6791 (VSINT_84): New iterators for loading constants with XXSPLTIB.
6792 (VSINT_842): Likewise.
6793 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
6794 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
6795 XXSPLTIB instruction.
6796 (xxspltib_<mode>_nosplit): Likewise.
6797 (xxspltib_<mode>_split): New insn to load up constants with
6798 XXSPLTIB and a sign extend instruction.
6799 (vsx_mov<mode>): Replace single move that handled all vector types
6800 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
6801 moves (when -mvsx-timode is in effect) into the main vector
6802 moves. Eliminate separate moves for <VSr> <VSa>, where the
6803 preferred register class (<VSr>) is listed first, and the
6804 secondary register class (<VSa>) is listed second with a '?' to
6805 discourage use. Prefer loading 0/-1 in any VSX register for ISA
6806 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
6807 that if the register was involved in a slow operation, the
6808 clear/set operation does not wait for the slow operation to
6809 finish. Adjust the length attributes for 32-bit mode. Use
6810 rs6000_output_move_128bit and drop the use of the string
6811 instructions for 32-bit movti when -mvsx-timode is in effect. Use
6812 spacing so that the alternatives and attributes don't generate
6813 long lines, and put things in columns, so that it is easier to
6814 match up the operands and attributes with the insn alternatives.
6815 (vsx_mov<mode>_64bit): Likewise.
6816 (vsx_mov<mode>_32bit): Likewise.
6817 (vsx_movti_64bit): Fold movti into normal vector moves.
6818 (vsx_movti_32bit): Likewise.
6819 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
6821 (vsx_splat_v4si_internal): Likewise.
6822 (vsx_splat_v4sf_internal): Likewise.
6823 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
6824 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
6825 extend vector elements.
6826 (vsx_sign_extend_hi_<mode>): Likewise.
6827 (vsx_sign_extend_si_v2di): Likewise.
6828 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
6830 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
6831 constraints. Add trailing period to wL documentation.
6833 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
6836 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
6837 * tree-dfa.c (replace_abnormal_ssa_names): New function.
6838 * tree-call-cdce.c: Include tree-dfa.h.
6839 (can_guard_call_p): New function, extracted from...
6840 (can_use_internal_fn): ...here.
6841 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
6843 (shrink_wrap_one_built_in_call): Likewise.
6844 (use_internal_fn): Likewise.
6845 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
6846 and return void. Call replace_abnormal_ssa_names.
6847 (pass_call_cdce::execute): Check can_guard_call_p during the
6848 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
6849 will always change something.
6851 2016-05-18 Martin Jambor <mjambor@suse.cz>
6854 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
6855 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
6857 2016-05-18 Martin Jambor <mjambor@suse.cz>
6860 * ipa-inline.h (condition): New field size.
6861 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
6862 for comaprison and store it into the new condition.
6863 (evaluate_conditions_for_known_args): Use condition size to check
6864 access sizes for all but CHANGED conditions.
6865 (unmodified_parm_1): New parameter size_p, store access size into it.
6866 (unmodified_parm): Likewise.
6867 (unmodified_parm_or_parm_agg_item): Likewise.
6868 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
6869 (set_cond_stmt_execution_predicate): Extract access sizes and store
6871 (set_switch_stmt_execution_predicate): Likewise.
6872 (will_be_nonconstant_expr_predicate): Likewise.
6873 (will_be_nonconstant_predicate): Likewise.
6874 (inline_read_section): Stream condition size.
6875 (inline_write_summary): Likewise.
6877 2016-05-18 Richard Biener <rguenther@suse.de>
6879 * tree-ssa-loop-im.c (determine_max_movement): Properly add
6880 condition cost to PHI cost instead of total_cost.
6882 2016-05-18 Martin Liska <mliska@suse.cz>
6885 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
6888 2016-05-18 Richard Biener <rguenther@suse.de>
6890 * lto-streamer.h (LTO_major_version): Bump to 6.
6892 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6894 * function.c (make_split_prologue_seq, make_prologue_seq,
6895 make_epilogue_seq): New functions, factored out from...
6896 (thread_prologue_and_epilogue_insns): Here.
6898 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
6900 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
6901 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
6902 of before. Add a comment.
6904 2016-05-18 Bin Cheng <bin.cheng@arm.com>
6906 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
6907 expression pointer, not pointer to the pointer.
6909 2016-05-18 Jakub Jelinek <jakub@redhat.com>
6911 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
6912 (avx2_pbroadcast<mode>): Add another alternative with v instead
6913 of x constraints in it, using <pbroadcast_evex_isa> isa.
6914 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
6916 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
6917 constraint x instead of v in second alternative, add avx512bw
6920 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
6921 constraint x instead of v in second alternative, add avx512bw
6924 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
6925 constraint x instead of v in second alternative, add avx512bw
6928 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
6929 avx512bw alternative.
6931 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6933 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
6935 (define_insn "*andnottf3"): Ditto.
6936 (define_insn "*<code><mode>3"/any_logic): Ditto.
6937 (define_insn "*<code>tf3"/any_logic): Ditto.
6938 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
6939 operand to block AVX-512VL insn variant emit when it is not enabled.
6941 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
6943 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
6944 constraint fot SF mode.
6946 2016-05-18 Petr Murzin <petr.murzin@intel.com>
6947 Kirill Yukhin <kirill.yukhin@intel.com>
6949 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
6951 (define_insn "rsqrt14<mode>"): Ditto.
6952 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
6953 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
6954 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
6955 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
6956 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
6958 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
6959 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
6960 * config/i386/i386.c (ix86_print_operand): Expand check for size
6961 override codes for Intel syntax.
6963 2016-05-18 Richard Biener <rguenther@suse.de>
6965 PR tree-optimization/71168
6966 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
6967 initialization earlier.
6969 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
6971 * config/aarch64/aarch64-simd.md
6972 (aarch64_reduc_plus_internal<mode>): Rename to...
6973 (reduc_plus_scal): ...This, and remove previous implementation.
6975 2016-05-18 Richard Biener <rguenther@suse.de>
6977 * passes.def: Put late dse and cd_dce in canonical order.
6979 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
6981 * ipa-inline-transform.c (preserve_function_body_p): Look for
6982 first non-thunk clone.
6983 (save_function_body): Save into first non-thunk.
6984 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
6986 (lto_output_node): Inline thunks don't need body in every
6988 * lto-streamer-in.c: Do not fixup thunk clones.
6989 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
6991 * tree-inline.c (copy_bb): Be prepared for target node to be new after
6994 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
6997 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
6998 (reassociate_bb): Call transform_add_to_multiply.
7000 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
7002 * config/aarch64/aarch64.c (all_extensions): Removed unused
7005 2016-05-17 Nathan Sidwell <nathan@acm.org>
7007 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
7008 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
7010 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
7012 PR tree-optimization/54579
7014 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
7016 2016-05-17 Marek Polacek <polacek@redhat.com>
7019 * tree-inline.c (expand_call_inline): Call
7020 maybe_remove_unused_call_args.
7022 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
7024 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
7025 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
7026 * doc/md.texi (fmin@var{m}3): Likewise.
7028 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7030 * match.pd (X & C): New transformation.
7032 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7034 * match.pd (~X & Y): New transformation.
7036 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
7038 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
7039 information for new SSA_NAME.
7040 (simplify_conversion_using_ranges): Get range through get_range_info
7041 instead of get_value_range.
7043 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7045 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
7046 Remove inline assembly.
7047 (vmvn_s16): Likewise.
7048 (vmvn_s32): Likewise.
7049 (vmvn_u8): Likewise.
7050 (vmvn_u16): Likewise.
7051 (vmvn_u32): Likewise.
7052 (vmvnq_s8): Likewise.
7053 (vmvnq_s16): Likewise.
7054 (vmvnq_s32): Likewise.
7055 (vmvnq_u8): Likewise.
7056 (vmvnq_u16): Likewise.
7057 (vmvnq_u32): Likewise.
7058 (vmvn_p8): Likewise.
7059 (vmvnq_p16): Likewise.
7061 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7063 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
7065 (vmul_n_s16): Likewise.
7066 (vmul_n_s32): Likewise.
7067 (vmul_n_u16): Likewise.
7068 (vmul_n_u32): Likewise.
7069 (vmulq_n_f32): Likewise.
7070 (vmulq_n_f64): Likewise.
7071 (vmulq_n_s16): Likewise.
7072 (vmulq_n_s32): Likewise.
7073 (vmulq_n_u16): Likewise.
7074 (vmulq_n_u32): Likewise.
7076 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7078 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
7079 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
7081 2016-05-17 Jiong Wang <jiong.wang@arm.com>
7083 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
7084 to *aarch64_fma4_elt_from_dup<mode>.
7085 (*aarch64_fnma4_elt_to_128df): Rename to
7086 *aarch64_fnma4_elt_from_dup<mode>.
7087 * config/aarch64/arm_neon.h (vfma_n_f64): New.
7088 (vfms_n_f32): Likewise.
7089 (vfms_n_f64): Likewise.
7090 (vfmsq_n_f32): Likewise.
7091 (vfmsq_n_f64): Likewise.
7093 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
7095 * wide-int.h: Change fixed_wide_int_storage from class to struct.
7097 2016-05-17 Richard Biener <rguenther@suse.de>
7099 PR tree-optimization/71132
7100 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
7101 Only add control dependences for blocks in the loop.
7102 (build_rdg): Adjust.
7103 (generate_code_for_partition): Return whether loop should
7104 be destroyed and delay that.
7105 (distribute_loop): Likewise.
7106 (pass_loop_distribution::execute): Record loops to be destroyed
7107 and perform delayed destroying of loops.
7109 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7112 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
7114 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7116 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
7118 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
7121 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
7122 insertion point for instructions generated by validize_mem.
7124 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7126 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
7129 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
7131 * config/aarch64/aarch64.c
7132 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
7133 rather than a macro.
7135 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7137 * doc/invoke.texi (AArch64 Options): Various updates.
7139 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7141 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
7142 into instrumentation thunks.
7143 * cif-code.def (CIF_CHKP): New.
7145 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
7147 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
7149 2016-05-16 Martin Jambor <mjambor@suse.cz>
7151 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
7152 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
7154 2016-05-16 Marek Polacek <polacek@redhat.com>
7156 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
7159 2016-05-16 Martin Jambor <mjambor@suse.cz>
7162 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
7163 the outlined kernel function.
7165 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
7167 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
7168 (ISA_HAS_DLSA): Ditto.
7170 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7172 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
7174 2016-05-16 Nathan Sidwell <nathan@acm.org>
7176 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
7177 (nvptx_name_replacement): Restore. Add comment.
7178 (write_fn_proto, write_fn_proto_from_insn,
7179 nvptx_output_call_insn): Restore
7180 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
7182 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7184 * config/aarch64/aarch64.md
7185 (add<mode>3_compareC_cconly_imm): Remove use of %w.
7186 (add<mode>3_compareC_imm): Likewise.
7187 (<optab>si3_uxtw): Split into register and immediate variants.
7188 (andsi3_compare0_uxtw): Likewise.
7189 (and<mode>3_compare0): Likewise.
7190 (and<mode>3nr_compare0): Likewise.
7191 (stack_protect_test_<mode>): Don't use %x for memory operands.
7193 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
7195 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
7197 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
7199 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
7200 Split integer shifts into shift_reg and bfm.
7201 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
7202 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
7203 (ror<mode>3_insn): Likewise.
7204 (<optab>si3_insn_uxtw): Likewise.
7205 (<optab><mode>3_insn): Change to rotate_imm.
7206 (extr<mode>5_insn_alt): Likewise.
7207 (extrsi5_insn_uxtw): Likewise.
7208 (extrsi5_insn_uxtw_alt): Likewise.
7210 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7212 * doc/tm.texi: Regenerate.
7213 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
7214 (TARGET_INVALID_RETURN_TYPE): Remove.
7215 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
7216 TARGET_INVALID_RETURN_TYPE.
7217 * target.def (invalid_parameter_type): Remove.
7218 (invalid_return_type): Remove.
7220 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7222 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
7223 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
7225 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
7227 (preserve_function_body_p): No need to preserve function body
7228 * cif-codes.def (CIF_THUNK): Remove.
7229 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
7231 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7233 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
7235 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7237 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
7240 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7242 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
7243 (inline_small_functions): Do not look for function symbol when
7246 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
7248 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
7251 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7252 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7253 Jiong Wang <jiong.wang@arm.com>
7255 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
7256 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
7257 Define __ARM_FP16_ARGS when appropriate.
7258 * config/arm/arm.c (arm_invalid_parameter_type): Remove
7260 (arm_invalid_return_type): Likewise.
7261 (TARGET_INVALID_PARAMETER_TYPE): Remove.
7262 (TARGET_INVALID_RETURN_TYPE): Remove.
7263 (aapcs_vfp_sub_candidate): Allow HFmode.
7264 (aapcs_vfp_allocate): Add comment. Support HFmode.
7265 (aapcs_vfp_allocate_return_reg): Likewise.
7266 (struct aapcs_cp_arg_layout): Slightly reword comments for
7267 is_return_candidate and allocate_return_reg.
7268 (output_mov_vfp): Update assert.
7269 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
7271 (arm_invalid_parameter_type): Remove.
7272 (amr_invalid_return_type): Remove.
7273 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
7274 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
7275 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
7277 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
7279 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
7280 * config/aarch64/arch64-protos.h
7281 (aarch64_legitimize_reload_address): Remove.
7282 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
7285 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
7287 * configure.ac: Add ACX_NONCANONICAL_HOST.
7288 * configure: Regenerate.
7289 * Makefile.in: Set host_noncanonical.
7291 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.md (*movtf_internal): Before register allocation,
7295 do not allow FP constants for CM_MEDIUM memory model, allow only
7296 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
7297 (*movxf_internal): Ditto.
7298 (*movdf_internal): Ditto.
7299 (*movsf_internal): Ditto.
7301 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
7303 PR rtl-optimization/67483
7304 * combine.c (make_compound_operation): Don't call extract_left_shift
7305 with negative shift amounts.
7307 2016-05-13 Jakub Jelinek <jakub@redhat.com>
7310 * fold-const.c (fold_checksum_tree): Allow modification
7311 of TYPE_ALIAS_SET during folding.
7313 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
7314 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
7315 (ix86_split_to_parts): Likewise. Fix up formatting.
7317 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
7319 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
7320 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
7323 2016-05-13 Nathan Sidwell <nathan@acm.org>
7325 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
7326 (nvptx_name_replacement): Delete.
7327 (write_fn_proto, write_fn_proto_from_insn,
7328 nvptx_output_call_insn): Remove nvptx_name_replacement call.
7329 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
7330 * langhooks.c (add_builtin_funcction_common): Call
7331 targetm.mangle_decl_assembler_name.
7333 * config/nvptx/nvptx.c (write_fn_proto): Handle
7334 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
7336 2016-05-13 Martin Liska <mliska@suse.cz>
7338 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
7339 and PRIu64 in printf format.
7341 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7343 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
7346 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7348 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7349 Change --param max-completely-peeled-times to
7350 --param max-completely-peel-times in dump file printing.
7352 2016-05-13 Richard Biener <rguenther@suse.de>
7354 PR tree-optimization/42587
7355 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
7356 (find_bswap_or_nop_1): Likewise.
7357 (bswap_replace): Likewise.
7359 2016-05-13 Martin Liska <mliska@suse.cz>
7361 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
7362 Initialize a variable with default value.
7364 2016-05-13 Martin Liska <mliska@suse.cz>
7366 * doc/invoke.texi: Enhance explanation of error recovery
7369 2016-05-13 Martin Liska <mliska@suse.cz>
7371 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
7372 (struct cost_pair): Change inv_expr_id (int) to inv_expr
7373 (iv_inv_expr_ent *).
7374 (struct iv_inv_expr_ent): Comment struct fields.
7375 (sort_iv_inv_expr_ent): New function.
7376 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
7377 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
7378 a hash_map between iv_inv_expr_ent and number of usages.
7379 (niter_for_exit): Fix coding style.
7380 (tree_ssa_iv_optimize_init): Use renamed variable.
7381 (determine_base_object): Fix coding style.
7382 (alloc_iv): Likewise.
7383 (find_interesting_uses_outside): Likewise.
7384 (add_candidate_1): Likewise.
7385 (add_standard_iv_candidates): Likewise.
7386 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
7387 (prepare_decl_rtl): Fix coding style.
7388 (get_address_cost): Likewise.
7389 (get_shiftadd_cost): Likewise.
7390 (force_expr_to_var_cost): Likewise.
7391 (compare_aff_trees): Likewise.
7392 (get_expr_id): Restructure the function.
7393 (get_loop_invariant_expr_id): Renamed to
7394 get_loop_invariant_expr.
7395 (get_computation_cost_at): Replace usage of inv_expr_id with
7397 (get_computation_cost): Likewise.
7398 (determine_group_iv_cost_generic): Likewise.
7399 (determine_group_iv_cost_address): Likewise.
7400 (iv_period): Fix coding style.
7401 (iv_elimination_compare_lt): Likewise.
7402 (may_eliminate_iv): Likewise.
7403 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
7405 (determine_group_iv_costs): Dump invariant expressions.
7406 (iv_ca_recount_cost): Use the newly added hash_map.
7407 (iv_ca_set_remove_invariants): Fix coding style.
7408 (iv_ca_set_add_invariants): Fix coding style.
7409 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
7411 (iv_ca_set_cp): Likewise.
7412 (iv_ca_new): Initialize the newly added hash_map and remove
7413 initialization of fields.
7414 (iv_ca_free): Delete the hash_map.
7415 (iv_ca_dump): Dump invariant expressions.
7416 (iv_ca_extend): Fix coding style.
7417 (try_add_cand_for): Likewise.
7418 (create_new_ivs): Dump information about # of avg iterations and
7419 # of used invariant expressions.
7420 (rewrite_use_compare): Fix coding style.
7421 (free_loop_data): Set default value for max_inv_expr_id.
7423 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
7425 * cse.c (rest_of_handle_cse): Use cleanup_cfg
7426 returned value cse_cfg_altered computation.
7427 (rest_of_handle_cse2): Likewise.
7428 (rest_of_handle_cse_after_global_opts): Likewise.
7430 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7433 * config/arm/arm.c (arm32_output_mi_thunk): New.
7434 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
7435 to split Thumb1 vs TARGET_32BIT functionality.
7436 (arm_thumb1_mi_thunk): New.
7438 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7440 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
7443 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7446 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
7448 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
7450 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
7451 (expand_builtin_trap): Emit a regular call.
7452 (set_builtin_user_assembler_name): Remove obsolete cases.
7453 * dse.c (scan_insn): Adjust.
7454 * except.c: Include calls.h.
7455 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
7456 emit a regular call to setjmp.
7457 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
7458 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
7459 (emit_block_move_via_libcall): Delete.
7460 (block_move_fn): Delete.
7461 (init_block_move_fn): Likewise.
7462 (emit_block_move_libcall_fn): Likewise.
7463 (emit_block_op_via_libcall): New function.
7464 (set_storage_via_libcall): Tidy up and use memset builtin.
7465 (block_clear_fn): Delete.
7466 (init_block_clear_fn): Likewise.
7467 (clear_storage_libcall_fn): Likewise.
7468 (expand_assignment): Call emit_block_move_via_libcall.
7469 Do not include gt-expr.h.
7470 * expr.h (emit_block_op_via_libcall): Declare.
7471 (emit_block_copy_via_libcall): New inline function.
7472 (emit_block_move_via_libcall): Likewise.
7473 (emit_block_comp_via_libcall): Likewise.
7474 (block_clear_fn): Delete.
7475 (init_block_move_fn): Likewise.
7476 (init_block_clear_fn): Likewise.
7477 (emit_block_move_via_libcall): Likewise.
7478 (set_storage_via_libcall): Add default parameter value.
7479 * libfuncs.h (enum libfunc_index): Remove obsolete values.
7480 (abort_libfunc): Delete.
7481 (memcpy_libfunc): Likewise.
7482 (memmove_libfunc): Likewise.
7483 (memcmp_libfunc): Likewise.
7484 (memset_libfunc): Likewise.
7485 (setbits_libfunc): Likewise.
7486 (setjmp_libfunc): Likewise.
7487 (longjmp_libfunc): Likewise.
7488 (profile_function_entry_libfunc): Likewise.
7489 (profile_function_exit_libfunc): Likewise.
7490 (gcov_flush_libfunc): Likewise.
7491 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
7492 and DECL_VISIBILITY on the declaration.
7493 (init_optabs): Do not initialize obsolete libfuncs.
7494 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
7495 * tree-core.h (ECF_RET1): Define.
7496 (ECF_TM_PURE): Adjust.
7497 (ECF_TM_BUILTIN): Likewise.
7498 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
7499 (build_common_builtin_nodes): Initialize abort builtin.
7500 Add ECF_RET1 on memcpy, memmove and memset builtins.
7501 Pass final flags for alloca and alloca_with_align builtins.
7502 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
7504 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
7505 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
7506 set_storage_via_libcall and call emit_block_copy_via_libcall.
7508 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/i386.md (*call_got_x32): Change operand 0 to
7511 DImode before it is passed to ix86_output_call_operand.
7512 (*call_value_got_x32): Ditto for operand 1.
7514 2016-05-12 Jiong Wang <jiong.wang@arm.com>
7516 PR rtl-optimization/70904
7517 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
7518 reload for wide mode.
7520 2016-05-12 Marek Polacek <polacek@redhat.com>
7523 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
7524 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
7525 * langhooks.h (incomplete_type_error): Likewise.
7526 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
7527 parameter, pass it down to incomplete_type_error.
7528 * tree.h (size_in_bytes): New inline overload.
7529 (size_in_bytes_loc): Renamed from size_in_bytes.
7531 2016-05-12 Richard Biener <rguenther@suse.de>
7533 PR tree-optimization/71059
7534 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
7535 nary before looking up or entering the expression into the VN
7537 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
7538 Make sure to re-use NARYs without result as inserted by
7541 2016-05-12 Richard Biener <rguenther@suse.de>
7543 PR tree-optimization/71062
7544 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7546 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7547 vars_contains_restrict if the var is a restrict tag.
7548 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
7549 do not disambiguate pointers against it.
7550 (dump_points_to_solution): Re-structure and adjust for new
7551 vars_contains_restrict flag.
7552 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
7554 2016-05-12 Martin Liska <mliska@suse.cz>
7556 * doc/invoke.texi: Explain connection between
7557 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
7559 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
7561 PR tree-optimization/71006
7562 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
7563 consider COND_EXPR as a mask producer.
7565 2016-05-12 Marek Polacek <polacek@redhat.com>
7568 * opts.c (common_handle_option): Detect missing argument for --help^.
7570 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7573 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
7574 when popping the PC and within an interrupt handler routine.
7575 Add missing tab to output of "ldmfd".
7576 (output_return_instruction): Output LDMFD with SP update rather
7577 than POP when returning from interrupt handler.
7579 2016-05-12 Jakub Jelinek <jakub@redhat.com>
7581 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
7582 TARGET_64BIT && TARGET_AVX512DQ.
7583 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
7584 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
7585 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
7586 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
7587 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
7588 (*vec_extractv4si_zext): Add avx512dq alternative.
7589 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
7590 use v instead of x constraint in other alternatives where possible.
7592 * config/i386/sse.md (sse2_loadld): Use v instead of x
7593 constraint in alternatives 0,1,4.
7595 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
7596 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
7597 v constraints instead of x and <pinsr_evex_isa> isa attribute.
7600 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
7601 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
7602 is not emitted unless TARGET_AVX512BW.
7603 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
7604 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
7605 for the result operand.
7607 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
7608 constraint instead of x in avx alternatives. Use maybe_evex instead
7611 * config/i386/constraints.md (Yv): New constraint.
7612 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
7613 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
7614 * config/i386/i386.md (avx512fvecmode): New mode attr.
7615 (*pushtf): Use v constraint instead of x.
7616 (*movtf_internal): Likewise. For TARGET_AVX512VL and
7617 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
7618 (*absneg<mode>2): Use Yv constraint instead of x constraint.
7619 (*absnegtf2_sse): Likewise.
7620 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
7621 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
7622 avx512f alternatives.
7623 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
7625 2016-05-12 Richard Biener <rguenther@suse.de>
7627 PR tree-optimization/71060
7628 * tree-data-ref.c (initialize_data_dependence_relation): Do not
7629 require exact match of DR_BASE_OBJECT but only matching address and
7632 2016-05-12 Richard Biener <rguenther@suse.de>
7634 PR tree-optimization/70986
7635 * cfganal.c: Include cfgloop.h.
7636 (dfs_find_deadend): Prefer to take edges exiting loops.
7638 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7640 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
7641 compile and run time.
7643 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
7646 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
7648 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
7650 * config/i386/i386.c (legitimize_pic_address): Use
7651 copy_to_suggested_reg instead of gen_movsi.
7653 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7655 * config/rs6000/predicates.md (quad_memory_operand): Move most of
7656 the code into quad_address_p and call it to share code with
7657 vsx_quad_dform_memory_operand.
7658 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
7660 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
7661 bit instead of being a separate word. Split -mpower9-dform into
7662 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7663 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
7664 for the register class supporting 128-bit quad word memory offsets.
7665 (mode_supports_vsx_dform_quad): Helper function to return if the
7666 register class uses quad word memory offsets.
7667 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
7668 (rs6000_debug_reg_global): Always print if we are using LRA or not.
7669 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
7670 instructions are enabled, set up the appropriate addr_masks for
7672 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
7673 -mpower9-dform-scalar, instead of -mpower9-dform.
7674 (rs6000_option_override_internal): Split -mpower9-dform into two
7675 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
7676 -mpower9-dform switch sets or clears both. If we are not using
7677 the LRA register allocator, do not enable -mpower9-dform-vector by
7678 default. If we are using LRA, enable -mpower9-dform-vector and
7679 -mvsx-timode if it is appropriate. Issue a warning if either
7680 -mpower9-dform-vector or -mvsx-timode are explicitly used without
7682 (quad_address_offset_p): New helper function to return if the
7683 offset is legal for quad word memory instructions.
7684 (quad_address_p): New function to determin if GPR or vector
7685 register quad word memory addresses are legal.
7686 (mem_operand_gpr): Validate quad word address offsets.
7687 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
7688 d-form (register + offset) instructions.
7689 (offsettable_ok_by_alignment): Likewise.
7690 (rs6000_legitimate_offset_address_p): Likewise.
7691 (legitimate_lo_sum_address_p): Likewise.
7692 (rs6000_legitimize_address): Likewise.
7693 (rs6000_legitimize_reload_address): Add more debug statements for
7695 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
7696 d-form instructions.
7697 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
7698 d-form instructions. Distinguish different cases in debug
7699 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
7700 d-form instructions.
7701 (rs6000_preferred_reload_class): Likewise.
7702 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
7703 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
7704 of the ISA 2.06 indexed memory instructions.
7705 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
7706 use them to save/restore the saved vector registers instead of
7707 using Altivec instructions.
7708 (rs6000_emit_epilogue): Likewise.
7709 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
7710 (rs6000_opt_masks): Split -mpower9-dform into
7711 -mpower9-dform-scalar and -mpower9-dform-vector.
7712 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
7714 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
7715 ISA 3.0 vector indexed memory instructions, and fold the code into
7716 the normal mov<mode> patterns.
7717 (p9_vecstore_<mode>): Likewise.
7718 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
7720 (vsx_movti_64bit): Likewise.
7721 (vsx_movti_32bit): Likewise.
7722 * config/rs6000/constraints.md (wO constraint): New constraint for
7723 ISA 3.0 vector d-form support.
7724 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
7725 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
7726 include -mpower9-dform-vector until we switch over to LRA.
7727 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
7728 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
7729 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
7730 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7731 for -mpower9-dform and -mlra.
7732 * doc/md.texi (wO constraint): Document wO constraint.
7734 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
7736 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
7737 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
7738 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
7739 Move handling of non-insn arguments inline into the sole user:
7740 (output_trans_func): ...here.
7741 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
7742 in emitted function prototype.
7743 (output_internal_insn_latency_func): Ditto. Simplify.
7744 (output_internal_maximal_insn_latency_func): Ditto. Delete
7745 always-unused argument.
7746 (output_insn_latency_func): Ditto.
7747 (output_maximal_insn_latency_func): Ditto.
7749 2016-05-11 Richard Biener <rguenther@suse.de>
7751 PR tree-optimization/71055
7752 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
7753 sth with precision not equal to access size verify we don't chop
7756 2016-05-11 Richard Biener <rguenther@suse.de>
7759 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
7760 (dwarf2out_finish): Move retry_incomplete_types call ...
7761 (dwarf2out_early_finish): ... here.
7763 2016-05-11 Richard Biener <rguenther@suse.de>
7766 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
7767 if the langhook insists on it.
7768 * fold-const.c (make_bit_field_ref): Add arg for the original
7769 reference and preserve its alias-set.
7770 (decode_field_reference): Take exp by reference and adjust it
7771 to the original memory reference.
7772 (optimize_bit_field_compare): Adjust callers.
7773 (fold_truth_andor_1): Likewise.
7774 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
7776 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
7779 * cfgrtl.h (delete_insn_and_edges): Now return bool.
7780 * cfgrtl.c (delete_insn_and_edges): Likewise.
7781 * config/i386/i386.c (convert_scalars_to_vector): Remove
7783 * cse.c (cse_insn): Compute cse_cfg_altered.
7784 (delete_trivially_dead_insns): Likewise.
7785 (cse_cc_succs): Likewise.
7786 (rest_of_handle_cse): Free dominance info if required.
7787 (rest_of_handle_cse2): Likewise.
7788 (rest_of_handle_cse_after_global_opts): Likewise.
7790 2016-05-11 Alan Modra <amodra@gmail.com>
7792 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
7793 abi_v4_pass_in_fpr): New functions.
7794 (rs6000_function_arg_boundary): Exclude complex IBM long double
7795 from 64-bit alignment when ABI_V4.
7796 (rs6000_function_arg, rs6000_function_arg_advance_1,
7797 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
7799 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
7801 PR rtl-optimization/71028
7802 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
7803 jump with just a return in the fallthrough block if the branch
7804 block contains just a return as well.
7806 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
7808 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
7809 * match.pd ((X & Y) ^ Y): ... this.
7810 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
7811 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
7813 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7815 * read-md.c (require_char_ws): New function.
7816 (read_string): Simplify using require_char_ws.
7817 (handle_constants): Likewise.
7818 (handle_enum): Likewise.
7819 (handle_file): Likewise.
7820 * read-md.h (require_char_ws): New declaration.
7821 * read-rtl.c (read_conditions): Simplify using require_char_ws.
7822 (read_mapping): Likewise.
7823 (read_rtx_code): Likewise.
7824 (read_nested_rtx): Likewise.
7826 2016-05-10 James Norris <jnorris@codesourcery.com>
7828 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
7829 if offloading is enabled and -fopenacc or -fopenmp is specified.
7830 (CRTOFFLOADEND): Likewise.
7831 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
7832 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
7834 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
7836 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
7837 gotoff_operand code paths. Use copy_to_suggested_regs and
7838 expand_simple_binop where appropriate. Cleanup.
7840 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7843 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
7845 (dimode_scalar_chain::vector_const_cost): New.
7846 (dimode_scalar_chain::compute_convert_gain): Handle constants.
7847 (dimode_scalar_chain::convert_op): Likewise.
7848 (dimode_scalar_chain::convert_insn): Likewise.
7850 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7852 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
7853 unary operation, not a binary one.
7855 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7858 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
7859 calls with type casted fndecl.
7861 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
7863 PR tree-optimization/70786
7864 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
7865 * calls.c (initialize_argument_information): Bind bounds
7866 with corresponding args passed by reference.
7868 2016-05-10 Jakub Jelinek <jakub@redhat.com>
7871 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
7872 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
7873 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
7876 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7879 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
7880 code for a zero scale factor.
7881 (vsx_xvcvdpuxds_scale): Likewise.
7883 2016-05-10 David Malcolm <dmalcolm@redhat.com>
7885 * diagnostic-show-locus.c (layout::layout): Call show_ruler
7886 if show_ruler_p was set on the context.
7887 (layout::show_ruler): New method.
7888 * diagnostic.h (struct diagnostic_context): Add field
7891 2016-05-10 Richard Biener <rguenther@suse.de>
7893 PR tree-optimization/71039
7894 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
7895 (chk_uses): New function.
7896 (propagate_with_phi): Verify we can safely replicate the lhs of an
7897 aggregate assignment on all incoming edges.
7899 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
7901 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
7903 (rx_atomic_sequence): New class.
7904 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
7905 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
7907 (rx_atomic_sequence::rx_atomic_sequence,
7908 rx_atomic_sequence::~rx_atomic_sequence): New functions.
7909 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
7910 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
7911 CTRLREG_INTB): New constants.
7912 (FETCHOP): New code iterator.
7913 (fethcop_name, fetchop_name2): New iterator code attributes.
7914 (QIHI): New mode iterator.
7915 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
7916 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
7917 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
7919 2016-05-10 Martin Liska <mliska@suse.cz>
7921 * tree-inline.c (remap_dependence_clique): Do not remap
7922 debugging statements.
7924 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7926 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
7927 ("*fixuns_truncdfdi2_z13")
7928 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
7929 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
7930 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
7932 2016-05-10 Richard Biener <rguenther@suse.de>
7934 PR tree-optimization/70497
7935 PR tree-optimization/28367
7936 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
7938 (visit_reference_op_load): ... here.
7939 (vn_reference_lookup_3): Use it to handle subreg-like accesses
7940 with simplified BIT_FIELD_REFs.
7941 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
7942 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
7945 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
7947 * dwarf2out.c (add_abstract_origin_attribute): Adjust
7948 documentation comment. For BLOCK nodes, add a
7949 DW_AT_abstract_origin attribute that points to the DIE generated
7950 for the origin BLOCK.
7951 (gen_lexical_block_die): Call add_abstract_origin_attribute for
7952 blocks from inlined functions.
7954 2016-05-10 Alan Modra <amodra@gmail.com>
7957 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
7958 regrename modifying insns saving lr before __morestack call.
7959 * config/rs6000/rs6000.md (split_stack_return): Similarly for
7960 insns restoring lr after __morestack call.
7962 2016-05-09 Jakub Jelinek <jakub@redhat.com>
7964 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
7965 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
7967 * config/i386/sse.md (vec_interleave_high<mode>,
7968 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
7969 <avx512>_vpermt2var<mode>3_maskz): Likewise.
7971 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7973 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
7974 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
7975 parallel reassociation for power8 and forward.
7977 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
7979 * config/i386/i386.md (absneg splitters with general regs): Use
7980 general_reg_operand predicate.
7981 (btsq peephole2): Use x86_64_immediate_operand to check if new
7982 value is suitable for immediate operand. Generate emitted insn
7983 using RTL expressions.
7984 (btcq peephole2): Ditto.
7985 (btrq peephole2): Ditto. Generate correct immediate operand
7988 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7990 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
7993 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
7995 * tree-affine.c (wide_int_constant_multiple_p): Add missing
7996 pointer dereference.
7998 2016-05-09 Richard Biener <rguenther@suse.de>
8000 PR tree-optimization/70985
8001 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
8002 op0 isn't a gimple register.
8004 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
8006 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
8007 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
8008 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
8009 (i6400_fpu_mult): New cpu units.
8010 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
8011 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
8012 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
8013 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
8014 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
8015 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
8016 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
8017 (i6400_msa_long_float4, i6400_msa_long_float5)
8018 (i6400_msa_long_float8, i6400_msa_fdiv_df)
8019 (i6400_msa_fdiv_sf): New reservations.
8020 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
8021 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
8022 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
8023 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
8024 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
8025 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
8026 (msa_short_cmp, msa_short_float2, msa_short_logic3)
8027 (msa_short_store4, msa_long_load, msa_short_store)
8028 (msa_long_logic, msa_long_float2, msa_long_float4)
8029 (msa_long_float5, msa_long_float8, msa_long_mult)
8030 (msa_long_fdiv, msa_long_div): New reservations.
8032 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
8033 Sameera Deshpande <sameera.deshpande@imgtec.com>
8034 Matthew Fortune <matthew.fortune@imgtec.com>
8035 Graham Stott <graham.stott@imgtec.com>
8036 Chao-ying Fu <chao-ying.fu@imgtec.com>
8038 * config.gcc: Add MSA header file for mips*-*-* target.
8039 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
8040 (Ubv8i, Urv8): New constraints.
8041 * config/mips/mips-ftypes.def: Add function types for MSA
8043 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
8044 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
8045 * config/mips/mips-msa.md: New file.
8046 * config/mips/mips-protos.h
8047 (mips_split_128bit_const_insns): New prototype.
8048 (mips_msa_idiv_insns): Likewise.
8049 (mips_split_128bit_move): Likewise.
8050 (mips_split_128bit_move_p): Likewise.
8051 (mips_split_msa_copy_d): Likewise.
8052 (mips_split_msa_insert_d): Likewise.
8053 (mips_split_msa_fill_d): Likewise.
8054 (mips_expand_msa_branch): Likewise.
8055 (mips_const_vector_same_val_p): Likewise.
8056 (mips_const_vector_same_bytes_p): Likewise.
8057 (mips_const_vector_same_int_p): Likewise.
8058 (mips_const_vector_shuffle_set_p): Likewise.
8059 (mips_const_vector_bitimm_set_p): Likewise.
8060 (mips_const_vector_bitimm_clr_p): Likewise.
8061 (mips_msa_vec_parallel_const_half): Likewise.
8062 (mips_msa_output_division): Likewise.
8063 (mips_ldst_scaled_shift): Likewise.
8064 (mips_expand_vec_cond_expr): Likewise.
8065 * config/mips/mips.c (enum mips_builtin_type): Add
8066 MIPS_BUILTIN_MSA_TEST_BRANCH.
8067 (mips_gen_const_int_vector_shuffle): New prototype.
8068 (mips_const_vector_bitimm_set_p): New function.
8069 (mips_const_vector_bitimm_clr_p): Likewise.
8070 (mips_const_vector_same_val_p): Likewise.
8071 (mips_const_vector_same_bytes_p): Likewise.
8072 (mips_const_vector_same_int_p): Likewise.
8073 (mips_const_vector_shuffle_set_p): Likewise.
8074 (mips_symbol_insns): Forbid loading symbols via immediate for
8076 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
8078 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
8080 (mips_lx_address_p): Add support load indexed address for MSA.
8081 (mips_address_insns): Add calculation of instructions needed for
8082 stores and loads for MSA.
8083 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
8084 CONST_VECTOR for MSA and let it fall through.
8085 (mips_ldst_scaled_shift): New function.
8086 (mips_subword_at_byte): Likewise.
8087 (mips_msa_idiv_insns): Likewise.
8088 (mips_legitimize_move): Validate MSA moves.
8089 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
8090 calculation of costs for MSA division.
8091 (mips_split_move_p): Check if MSA moves need splitting.
8092 (mips_split_move): Split MSA moves if necessary.
8093 (mips_split_128bit_move_p): New function.
8094 (mips_split_128bit_move): Likewise.
8095 (mips_split_msa_copy_d): Likewise.
8096 (mips_split_msa_insert_d): Likewise.
8097 (mips_split_msa_fill_d): Likewise.
8098 (mips_output_move): Handle MSA moves.
8099 (mips_expand_msa_branch): New function.
8100 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
8101 Reinstate 'y' modifier.
8102 (mips_file_start): Add MSA .gnu_attribute.
8103 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
8105 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
8106 (mips_class_max_nregs): Add register size for MSA supported mode.
8107 (mips_cannot_change_mode_class): Allow conversion between MSA
8108 vector modes and TImode.
8109 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
8111 (mips_secondary_reload_class): Force MSA loads/stores via memory.
8112 (mips_preferred_simd_mode): Add preffered modes for MSA.
8113 (mips_vector_mode_supported_p): Add MSA supported modes.
8114 (mips_autovectorize_vector_sizes): New function.
8115 (mips_msa_output_division): Likewise.
8116 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
8117 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
8118 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
8119 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
8120 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
8121 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
8122 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
8123 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
8124 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
8125 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
8126 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
8127 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
8128 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
8129 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
8130 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
8131 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
8132 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
8133 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
8134 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
8135 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
8136 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
8137 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
8138 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
8139 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
8140 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
8141 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
8142 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
8143 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
8144 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
8145 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
8146 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
8147 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
8148 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
8149 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
8150 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
8151 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
8152 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
8153 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
8154 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
8155 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
8156 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
8157 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
8158 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
8159 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
8160 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8161 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8162 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8163 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8164 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
8165 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
8166 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
8167 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
8168 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
8169 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
8170 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
8171 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
8172 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
8173 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
8174 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
8175 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
8176 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
8177 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
8178 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
8179 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
8180 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
8181 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
8182 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
8183 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
8184 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
8185 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
8186 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
8187 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
8188 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
8189 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
8190 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
8191 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
8192 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
8193 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
8194 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
8195 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
8196 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
8197 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
8198 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
8199 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
8200 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
8201 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
8202 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
8203 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
8204 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
8205 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
8206 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
8207 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
8208 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
8209 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
8210 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
8211 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
8212 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
8213 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
8214 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
8215 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
8216 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
8217 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
8218 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
8219 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
8220 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
8221 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
8222 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
8223 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
8224 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
8225 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
8226 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
8227 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
8228 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
8229 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
8230 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
8231 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
8232 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
8233 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
8234 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
8235 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
8236 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
8237 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
8238 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
8239 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
8240 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
8241 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
8242 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
8243 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
8244 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
8245 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
8246 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
8247 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
8248 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
8249 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
8250 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
8251 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
8252 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
8253 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
8254 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
8255 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
8256 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
8257 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
8258 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
8259 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
8260 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
8261 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
8262 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
8263 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
8264 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
8265 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
8266 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
8268 (mips_get_builtin_decl_index): New array.
8269 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
8270 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
8271 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
8272 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
8273 (mips_init_builtins): Initialize mips_get_builtin_decl_index
8275 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8277 (mips_expand_builtin_insn): Prepare operands for
8278 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
8279 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
8280 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
8281 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
8282 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
8283 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
8284 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
8285 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
8286 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
8287 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
8288 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
8289 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
8290 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
8291 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
8292 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
8293 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
8294 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
8295 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
8296 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
8297 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
8298 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
8299 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
8300 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
8301 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
8302 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
8303 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
8304 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
8305 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
8306 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
8307 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
8308 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
8309 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
8310 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
8311 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
8312 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
8313 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
8314 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
8315 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
8316 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
8317 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
8318 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
8319 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
8320 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
8321 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
8322 These are set implicitly and an error is reported if overridden.
8323 (mips_expand_builtin_msa_test_branch): New function.
8324 (mips_expand_msa_shuffle): Likewise.
8325 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
8326 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
8327 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
8328 (mips_expand_vec_unpack): Add support for MSA.
8329 (mips_expand_vector_init): Likewise.
8330 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
8331 instead of const0_rtx.
8332 (mips_msa_vec_parallel_const_half): New function.
8333 (mips_gen_const_int_vector): Likewise.
8334 (mips_gen_const_int_vector_shuffle): Likewise.
8335 (mips_expand_msa_cmp): Likewise.
8336 (mips_expand_vec_cond_expr): Likewise.
8337 * config/mips/mips.h
8338 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
8339 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
8341 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
8342 (ISA_HAS_MSA): New macro.
8343 (UNITS_PER_MSA_REG): Likewise.
8344 (BITS_PER_MSA_REG): Likewise.
8345 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
8346 (MSA_REG_FIRST): New macro.
8347 (MSA_REG_LAST): Likewise.
8348 (MSA_REG_NUM): Likewise.
8349 (MSA_REG_P): Likewise.
8350 (MSA_REG_RTX_P): Likewise.
8351 (MSA_SUPPORTED_MODE_P): Likewise.
8352 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
8353 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
8354 * config/mips/mips.md: Include mips-msa.md.
8355 (alu_type): Add simd_add.
8356 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
8357 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
8358 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
8359 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
8360 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
8361 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
8362 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
8363 simd_move, simd_load, simd_store. Choose "multi" for moves
8365 (qword_mode): New attribute.
8366 (insn_count): Add instruction count for quad moves.
8367 Increase the count for MIPS SIMD division.
8368 (UNITMODE): Add UNITMODEs for vector types.
8369 (addsub): New code iterator.
8370 * config/mips/mips.opt (mmsa): New option.
8371 * config/mips/msa.h: New file.
8372 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
8374 * config/mips/mti-linux.h: Likewise.
8375 * config/mips/predicates.md
8376 (const_msa_branch_operand): New constraint.
8377 (const_uimm3_operand): Likewise.
8378 (const_uimm4_operand): Likewise.
8379 (const_uimm5_operand): Likewise.
8380 (const_uimm8_operand): Likewise.
8381 (const_imm5_operand): Likewise.
8382 (aq10b_operand): Likewise.
8383 (aq10h_operand): Likewise.
8384 (aq10w_operand): Likewise.
8385 (aq10d_operand): Likewise.
8386 (const_m1_operand): Likewise.
8387 (reg_or_m1_operand): Likewise.
8388 (const_exp_2_operand): Likewise.
8389 (const_exp_4_operand): Likewise.
8390 (const_exp_8_operand): Likewise.
8391 (const_exp_16_operand): Likewise.
8392 (const_vector_same_val_operand): Likewise.
8393 (const_vector_same_simm5_operand): Likewise.
8394 (const_vector_same_uimm5_operand): Likewise.
8395 (const_vector_same_uimm6_operand): Likewise.
8396 (const_vector_same_uimm8_operand): Likewise.
8397 (par_const_vector_shf_set_operand): Likewise.
8398 (reg_or_vector_same_val_operand): Likewise.
8399 (reg_or_vector_same_simm5_operand): Likewise.
8400 (reg_or_vector_same_uimm6_operand): Likewise.
8401 * doc/extend.texi (MIPS SIMD Architecture Functions): New
8403 * doc/invoke.texi (-mmsa): Document new option.
8405 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8407 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
8408 * configure: Regenerate.
8409 * config.in: Regenerate.
8410 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
8412 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
8413 (ENDFILE_VTV_SPEC): Define.
8415 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
8417 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
8418 registers in all interrupt handlers if necessary.
8419 (rl78_option_override): Add warning.
8420 (MUST_SAVE_MDUC_REGISTERS): New macro.
8421 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
8422 * config/rl78/rl78.c (check_mduc_usage): New function.
8423 (mduc_regs): New structure to hold MDUC register data.
8424 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
8425 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
8426 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
8427 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
8428 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
8429 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
8431 2016-05-09 Bin Cheng <bin.cheng@arm.com>
8433 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
8434 (tree-ssa-loop-niter.h): Ditto.
8435 (idx_within_array_bound, ref_within_array_bound): New functions.
8436 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
8437 Factor out check on writable base object to ...
8438 (base_object_writable): ... here.
8440 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8442 * config/arm/arm.md (probe_stack): Add modes to set source
8445 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
8447 * regrename.c (base_reg_class_for_rename): New static function.
8448 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
8450 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
8452 * cgraph.c (thunk_adjust): Export.
8453 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
8454 * cgraphunit.c (thunk_adjust): Export.
8455 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
8457 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
8459 * tree-inline.c (expand_call_inline): Expand thunks inline.
8461 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
8464 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
8465 (*sse2_vd_cvtss2sd): Ditto.
8466 * config/i386/i386.md
8467 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
8468 Generate *sse2_vd_cvtsd2ss pattern.
8469 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
8470 Generate *sse2_vd_cvtss2sd pattern.
8472 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8474 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
8475 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
8478 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8480 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
8481 * config/sh/sh.c: Define and declare variables on first use throughout
8483 (current_function_interrupt): Change to bool type.
8484 (frame_insn): Rename to emit_frame_insn and update users.
8485 (push_regs): Use bool for 'interrupt_handler' argument.
8486 (save_schedule_s): Remove.
8487 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
8488 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
8489 targetm.asm_out.unaligned_op.di.
8490 (gen_far_branch): Remove redundant forward declaration.
8491 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
8492 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
8493 (sh_set_return_address, sh_function_ok_for_sibcall,
8494 scavenge_reg): Update comments.
8495 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
8496 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
8497 (sh_attr_renesas_p): Remove unnecessary parentheses.
8498 (branch_dest): Simplify.
8499 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
8500 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
8501 (CUMULATIVE_ARGS): Change macro to typedef.
8502 (current_function_interrupt): Change to bool type.
8503 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
8504 Surround with __cplusplus ifdef.
8505 (sh_compare_op0, sh_compare_op1): Remove.
8506 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
8508 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
8510 * config/arm/arm.md: (arch): Add neon.
8511 (arch_enabled): Return yes for arch neon when TARGET_NEON.
8512 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
8513 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
8514 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
8515 attributes for alt renumbering. Mark alt 3 as non-predicable.
8516 (thumb2_movdf_vfp): Likewise.
8518 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
8520 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
8521 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
8522 (*andqi_1): Add preferred_for_speed attribute to disparage
8523 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
8524 (*<code>qi_1): Ditto.
8525 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
8526 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
8527 (*ashlqi3_1): Ditto.
8528 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
8529 Add preferred_for_size attribute to disparage alternative 0 and
8530 preferred_for_speed attribute to disparage alternative 1 for
8531 TARGET_PARTIAL_REG_STALL targets.
8533 2016-05-07 Tom de Vries <tom@codesourcery.com>
8535 PR tree-optimization/70956
8536 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
8539 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
8541 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
8542 * config/sh/sh.c (sh_cbranch_distance): Implement it.
8543 * config/sh/sh.md (branch_zero): Remove define_attr.
8544 (define_delay): Disable delay slot if branch distance is one insn.
8546 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8548 * config/i386/i386.md (LEAMODE): New mode attribute.
8549 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
8550 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
8551 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
8552 operand 2 predicate.
8553 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
8554 (*lea<mode>_general_3): Ditto.
8555 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
8557 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8559 * genmddump.c (main): Convert argv from char ** to const char **.
8561 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8563 * coretypes.h (OVERRIDE): New macro.
8566 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
8568 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
8569 allow coalescing if the types are compatible.
8571 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8573 * pass_manager.h (pass_manager::register_pass_name): New method.
8574 (pass_manager::get_pass_by_name): New method.
8575 (pass_manager::create_pass_tab): New method.
8576 (pass_manager::m_name_to_pass_map): New field.
8577 * passes.c (name_to_pass_map): Delete global in favor of field
8578 "m_name_to_pass_map" of pass_manager.
8579 (register_pass_name): Rename from a function to...
8580 (pass_manager::register_pass_name): ...this method, updating
8581 for renaming of global "name_to_pass_map" to field
8582 "m_name_to_pass_map".
8583 (create_pass_tab): Rename from a function to...
8584 (pass_manager::create_pass_tab): ...this method, updating
8585 for renaming of global "name_to_pass_map" to field.
8586 (get_pass_by_name): Rename from a function to...
8587 (pass_manager::get_pass_by_name): ...this method.
8588 (enable_disable_pass): Convert use of get_pass_by_name to
8589 a method call, locating the pass_manager singleton.
8591 2016-05-06 David Malcolm <dmalcolm@redhat.com>
8593 * genattr-common.c (main): Convert argv from char ** to const char **.
8594 * genattr.c (main): Likewise.
8595 * genattrtab.c (main): Likewise.
8596 * genautomata.c (initiate_automaton_gen): Likewise.
8598 * gencodes.c (main): Likewise.
8599 * genconditions.c (main): Likewise.
8600 * genconfig.c (main): Likewise.
8601 * genconstants.c (main): Likewise.
8602 * genemit.c (main): Likewise.
8603 * genenums.c (main): Likewise.
8604 * genextract.c (main): Likewise.
8605 * genflags.c (main): Likewise.
8606 * genmddeps.c (main): Likewise.
8607 * genopinit.c (main): Likewise.
8608 * genoutput.c (main): Likewise.
8609 * genpeep.c (main): Likewise.
8610 * genpreds.c (main): Likewise.
8611 * genrecog.c (main): Likewise.
8612 * gensupport.c (init_rtx_reader_args_cb): Likewise.
8613 (init_rtx_reader_args): Likewise.
8614 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8615 (init_rtx_reader_args): Likewise.
8616 * gentarget-def.c (main): Likewise.
8617 * read-md.c (read_md_files): Likewise.
8618 * read-md.h (read_md_files): Likewise.
8620 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8622 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
8623 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
8624 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
8625 Remove unused predicate.
8626 (register_and_not_fp_reg_operand): Ditto.
8628 2016-05-06 Martin Liska <mliska@suse.cz>
8630 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
8631 instead of vec as the vector is local to the function.
8633 2016-05-06 Jakub Jelinek <jakub@redhat.com>
8635 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
8636 avx512bw alternative.
8638 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
8639 before the ashr<mode>3 pattern.
8641 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
8642 v instead of x in vex or maybe_vex alternatives, use
8643 maybe_evex instead of vex in prefix.
8645 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
8646 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
8647 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
8648 in vex or maybe_vex alternatives, use maybe_evex instead of vex
8651 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
8652 v instead of x in vex or maybe_vex alternatives, use
8653 maybe_evex instead of vex in prefix.
8655 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
8656 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
8657 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
8658 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
8659 alternatives, use maybe_evex instead of vex in prefix.
8661 * config/i386/sse.md (vec_interleave_lowv4sf,
8662 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
8663 v instead of x in vex or maybe_vex alternatives, use
8664 maybe_evex instead of vex in prefix.
8666 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
8667 v instead of x in vex or maybe_vex alternatives, use
8668 maybe_evex instead of vex in prefix.
8670 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
8671 v constraint instead of x.
8673 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
8675 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
8676 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
8679 2016-05-06 Richard Biener <rguenther@suse.de>
8681 PR tree-optimization/70948
8682 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8683 Properly clobber all fields of va_list for __builtin_va_start.
8685 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8688 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
8689 loop latch destination.
8691 2016-05-06 Martin Liska <mliska@suse.cz>
8693 * tree-ssa-uninit.c: Apply manual changes
8694 to the GNU coding style.
8695 (prune_uninit_phi_opnds): Rename from
8696 prune_uninit_phi_opnds_in_unrealizable_paths.
8698 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8700 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
8701 mspace): Remove deprecated options.
8702 * doc/invoke.texi (SH options): Remove -mspace.
8704 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8706 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
8708 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8710 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
8711 corresponding combine split pattern.
8713 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8716 * config/sh/predicates.md (long_displacement_mem_operand): New.
8717 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
8718 Add movi20, movi20s alternatives. Adjust length attribute for
8720 (movsi_ie): Allow for any FPU. Adjust length attribute for
8722 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
8723 attribute for alternatives.
8724 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
8725 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
8726 length attribute for alternatives.
8728 2016-05-06 Richard Biener <rguenther@suse.de>
8730 PR tree-optimization/70960
8731 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
8733 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8736 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
8737 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
8739 2016-05-06 Marek Polacek <polacek@redhat.com>
8742 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
8744 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
8747 * config/sh/sh.md (*rotcr): Add another variant.
8749 2016-05-06 Richard Biener <rguenther@suse.de>
8752 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
8754 2016-05-06 Richard Biener <rguenther@suse.de>
8757 * fold-const.c (split_tree): Always convert to the original type
8760 2016-05-06 Richard Biener <rguenther@suse.de>
8762 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
8763 (fwprop_addr): Likewise.
8765 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
8768 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
8770 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
8771 * config/i386/i386.md (push mem splitter): Use find_constant_src in
8772 the splitter condition.
8773 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
8774 the splitter condition.
8775 (FP float_extend load splitter): Ditto.
8777 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/i386.md (peehole2 patterns): Change true_regnum
8780 to REGNO in all peephole2 patterns.
8781 (post-reload splitters): Change true_regnum to REGNO in
8782 post-reload splitters.
8783 (zero_extend splitters): Use general_reg_operand and
8784 nonimmediate_gr_operand predicates.
8786 2016-05-05 Jakub Jelinek <jakub@redhat.com>
8788 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
8789 v constraint instead of x.
8791 2016-05-05 Alan Modra <amodra@gmail.com>
8794 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
8795 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
8796 TARGET_NO_FP_IN_TOC for -mrelocatable.
8797 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
8798 TARGET_RELOCATABLE test.
8799 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8800 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8801 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8802 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8803 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8804 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
8805 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8806 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
8807 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
8808 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8810 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
8811 (rs6000_stack_info): Likewise.
8812 (rs6000_elf_asm_out_constructor): Likewise.
8813 (rs6000_elf_asm_out_destructor): Likewise.
8814 (rs6000_elf_declare_function_name): Likewise.
8815 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
8816 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
8819 2016-05-05 Alan Modra <amodra@gmail.com>
8821 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
8823 2016-05-05 Alan Modra <amodra@gmail.com>
8825 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
8826 out-of-line gpr restore for one or two regs if that would add
8829 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
8832 * config/i386/i386.md
8833 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
8834 Change to post-epilogue_completed late splitter. Use sse_reg_operand
8835 as operand 0 predicate.
8836 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
8838 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
8839 Ditto. Emit the pattern using RTX.
8841 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
8842 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
8843 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
8844 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
8846 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
8847 sse_reg_operand as operand 0 predicate.
8849 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
8850 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
8851 instead of gen_rtx_REG.
8852 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
8855 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8857 * function.c (emit_use_return_register_into_block): Delete.
8858 (gen_return_pattern): Delete.
8859 (emit_return_into_block): Delete.
8860 (active_insn_between): Delete.
8861 (convert_jumps_to_returns): Delete.
8862 (emit_return_for_exit): Delete.
8863 (thread_prologue_and_epilogue_insns): Delete all code dealing with
8864 simple_return for shrink-wrapped blocks.
8865 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
8866 end of blocks that need one.
8867 (get_unconverted_simple_return): Delete.
8868 (convert_to_simple_return): Delete.
8869 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
8870 (convert_to_simple_return): Ditto.
8872 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8874 * cfgcleanup.c (bb_is_just_return): New function.
8875 (try_optimize_cfg): Simplify jumps to return, branches to return,
8876 and branches around return.
8878 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
8880 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
8883 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8887 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
8888 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
8889 assert flags & OEP_HASH_CHECK, instead of asserting it
8890 never happens. Handle TARGET_EXPR.
8891 * fold-const.c (operand_equal_p): For hash verification,
8892 or in OEP_HASH_CHECK into flags.
8894 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
8896 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
8898 (compute_samebase_partition_bases): Fix typo.
8900 2016-05-04 Jakub Jelinek <jakub@redhat.com>
8902 * config/i386/sse.md (vec_interleave_highv8sf,
8903 vec_interleave_lowv8sf, vec_interleave_highv4df,
8904 vec_interleave_lowv4df): Remove constraints from expanders.
8906 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
8908 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8910 * tree-inline.c (expand_call_inline): Fix path dealing with
8911 making lhs of call statement undefined.
8913 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
8915 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
8916 Check availability on NODE, too.
8917 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
8918 (cgraph_node::call_for_symbol_and_aliases): Likewise.
8919 (varpool_node::call_for_symbol_and_aliase): Likewise.
8920 * ipa-pure-const.c (add_new_function): Analyze all bodies.
8921 (propagate_pure_const): Propagate across interposable functions, too.
8922 (skip_function_for_local_pure_const): Do not skip interposable bodies
8924 (pass_local_pure_const::execute): Update.
8926 2016-05-04 Marek Polacek <polacek@redhat.com>
8928 * doc/invoke.texi: Document -Wdangling-else.
8930 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
8932 * config.gcc: Error out when conflicting multilib is detected. Do not
8933 loop over multilibs since no combination is legal.
8935 2016-05-04 Alan Modra <amodra@gmail.com>
8937 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
8938 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
8939 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
8942 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
8944 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
8945 Clean up p5600 comments.
8947 2016-05-04 Richard Biener <rguenther@suse.de>
8949 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
8950 constructor simplifications.
8951 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
8953 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
8955 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
8956 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
8957 result.set_rtx is null instead of aborting.
8958 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
8960 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
8961 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
8962 *mov<mode>_store_postinc): New patterns.
8964 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
8966 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
8967 as commutative. Check both conversions are NOP.
8968 ((A & B) OP (C & B)): Remove.
8970 2016-05-04 Alan Modra <amodra@gmail.com>
8972 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
8974 2016-05-04 Alan Modra <amodra@gmail.com>
8977 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
8978 when cr2,3,4 are all fixed regs.
8980 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
8982 PR rtl-optimization/57193
8983 * opts.c (default_options_table): Revert OPT_frename_registers change.
8984 * doc/invoke.texi (-frename-registers, -O2): Likewise.
8986 2016-05-03 Martin Sebor <msebor@redhat.com>
8989 * builtins.c (fold_builtin_FILE): New function.
8990 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
8991 (fold_builtin_0): Call them.
8992 * gimplify.c (gimplify_call_expr): Remove the handling of
8993 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
8996 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
8997 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
9001 * doc/extend.texi (Function Names as Strings): Update __func__,
9002 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
9005 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9006 Richard Biener <rguenther@suse.de>
9008 PR tree-optimization/70916
9009 * tree-if-conv.c: Include cfganal.h.
9010 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
9011 and remove_fake_exit_edges around the optimization pass.
9013 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
9015 * cgraph.c (symbol_table::create_edge): Set inline_failed.
9016 (cgraph_edge::make_direct): Likewise.
9017 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
9018 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
9019 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
9020 (CIF_THUNK): New code.
9021 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
9022 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
9023 (compute_inline_parameters): Set inline_failed for thunks.
9024 (inline_analyze_function): Cleanup.
9025 * ipa-inline.c (can_inline_edge_p): Do not deal with
9026 call_stmt_cannot_inline_p.
9027 (can_early_inline_edge_p): Likewise.
9028 (early_inliner): Initialize inline_failed.
9029 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
9031 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
9034 from nonimm_ssenomem_operand.
9035 (nonimm_ssenomem_operand): New predicate.
9036 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
9037 as operand 0 predicate.
9038 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
9039 Disable unsupported alternatives using "enabled" attribute.
9040 Use register_ssemem_operand as operand 0 predicate.
9041 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
9043 2016-05-03 Marek Polacek <polacek@redhat.com>
9046 * input.c (expansion_point_location): New function.
9047 * input.h (expansion_point_location): Declare.
9049 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
9051 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
9052 occurence with frame_offset_ ones.
9054 2016-05-03 Alan Modra <amodra@gmail.com>
9056 PR rtl-optimization/70890
9057 * ira.c (combine_and_move_insns): When moving def_insn, remove
9060 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
9062 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
9063 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
9064 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
9065 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
9067 2016-05-03 Alan Modra <amodra@gmail.com>
9069 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
9070 for SAVE_MULTIPLE/STORE_MULTIPLE.
9072 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9074 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
9075 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
9077 2016-05-03 Richard Biener <rguenther@suse.de>
9079 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
9081 (gimplify_arg): Likewise.
9082 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
9083 re-writing the result to a decl if required.
9084 (internal_get_tmp_var): Add allow_ssa parameter
9085 and override into_ssa with it.
9086 (get_formal_tmp_var): Adjust.
9087 (get_initialized_tmp_var): Add allow_ssa parameter.
9088 (gimplify_arg): Add allow_ssa parameter and avoid generating
9089 SSA names for the result false.
9090 (gimplify_call_expr): If the call may return twice do not
9091 gimplify parameters into SSA.
9092 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
9093 (gimplify_modify_expr): Adjust assert. For noreturn calls
9094 with a SSA name LHS adjust its def.
9095 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
9096 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
9097 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
9098 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
9099 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
9100 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
9101 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
9102 (optimize_target_teams): Do not allow SSA names for clause operands.
9103 (gimplify_expr): Likewise for where we mark the result addressable.
9104 * passes.def (pass_init_datastructures): Remove.
9105 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
9106 (rewrite_stmt): Likewise.
9107 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
9108 (replace_locals_op): Replace SSA names.
9109 (copy_gimple_seq_and_replace_locals): Init src_cfun.
9110 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
9111 * cgraph.c (release_function_body): Free CFG annotations only
9112 when we have a CFG. Simplify.
9113 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9114 force_gimple_operand instead of get_initialized_tmp_var.
9115 * tree-pass.h (make_pass_init_datastructures): Remove.
9116 * tree-ssa.c (execute_init_datastructures): Remove.
9117 (pass_data_init_datastructures): Likewise.
9118 (class pass_init_datastructures): Likewise.
9119 (make_pass_init_datastructures): Likewise.
9120 * omp-low.c (create_omp_child_function): Init SSA data structures.
9121 (grid_expand_target_grid_body): Likewise.
9122 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
9123 name before adding it to names_to_release.
9124 (remove_bb): Always release SSA defs.
9125 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
9126 before dereferencing it.
9127 * cgraphunit.c (init_lowered_empty_function): Always
9128 int SSA data structures.
9129 * tree-ssanames.c (release_defs): Remove assert that we are in
9131 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
9133 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9134 Uros Bizjak <ubizjak@gmail.com>
9136 PR rtl-optimization/70467
9137 * config/i386/predicates.md (x86_64_hilo_int_operand,
9138 x86_64_hilo_general_operand): New predicates.
9139 * config/i386/constraints.md (Wd): New constraint.
9140 * config/i386/i386.md (mode attr di): Use Wd instead of e.
9141 (general_hilo_operand): New mode attr.
9142 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
9143 instead of <general_operand>.
9144 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
9145 x86_64_hilo_general_operand instead of <general_operand>.
9147 2016-05-03 Jakub Jelinek <jakub@redhat.com>
9149 PR tree-optimization/70916
9150 * tree-if-conv.c (constant_or_ssa_name): Removed.
9151 (fold_build_cond_expr): Use is_gimple_val instead of
9152 constant_or_ssa_name.
9154 PR tree-optimization/70916
9155 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
9156 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
9159 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
9160 (optimize_atomic_bit_test_and): New function.
9161 (pass_fold_builtins::execute): Use it.
9162 * optabs.def (atomic_bit_test_and_set_optab,
9163 atomic_bit_test_and_complement_optab,
9164 atomic_bit_test_and_reset_optab): New optabs.
9165 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
9166 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
9167 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
9168 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
9169 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
9170 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
9171 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
9172 * doc/md.texi (atomic_bit_test_and_set@var{mode},
9173 atomic_bit_test_and_complement@var{mode},
9174 atomic_bit_test_and_reset@var{mode}): Document.
9175 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
9176 atomic_bit_test_and_complement<mode>,
9177 atomic_bit_test_and_reset<mode>): New expanders.
9178 (atomic_bit_test_and_set<mode>_1,
9179 atomic_bit_test_and_complement<mode>_1,
9180 atomic_bit_test_and_reset<mode>_1): New insns.
9182 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
9184 PR rtl-optimization/70687
9185 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
9186 instead of unsigned HOST_WIDE_INT.
9188 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
9190 PR rtl-optimization/44281
9191 * hard-reg-set.h (struct target_hard_regs): New field
9192 x_fixed_nonglobal_reg_set.
9193 (fixed_nonglobal_reg_set): New macro.
9194 * reginfo.c (init_reg_sets_1): Initialize it.
9195 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
9197 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
9199 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9201 PR tree-optimization/56541
9202 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
9203 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
9204 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
9205 (any_complicated_phi): new static variable.
9206 (aggressive_if_conv): delete.
9207 (if_convertible_phi_p): support phis with more than two arguments.
9208 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
9209 critical pred edges.
9210 (ifcvt_split_critical_edges): support phis with more than two
9211 arguments by checking new parameter. only split critical edges
9213 (tree_if_conversion): handle simd pragma marked loop using new
9214 local variable aggressive_if_conv. check any_complicated_phi.
9216 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9218 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
9221 2016-05-03 Bin Cheng <bin.cheng@arm.com>
9223 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
9226 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
9228 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
9229 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
9230 define_insn_and_split.
9231 (mulsi3_i): New define_insn_and_split.
9232 (mulsi3_call): Convert to define_insn.
9233 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
9236 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
9238 * machmode.h (mode_complex): Add support to give the complex mode
9240 (GET_MODE_COMPLEX_MODE): Likewise.
9241 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
9242 stored by build_complex_type and gfc_build_complex_type instead of
9243 trying to figure out the appropriate mode based on the size. Raise
9244 an assertion error, if the type was not set.
9245 * genmodes.c (struct mode_data): Add field for the complex type of
9247 (blank_mode): Likewise.
9248 (make_complex_modes): Remember the complex mode created in the
9250 (emit_mode_complex): Write out the mode_complex array to map a
9251 type mode to the complex version.
9252 (emit_insn_modes_c): Likewise.
9253 * tree.c (build_complex_type): Set the complex type to use before
9254 calling layout_type.
9255 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
9256 support for __float128 complex datatypes.
9257 (rs6000_hard_regno_mode_ok): Likewise.
9258 (rs6000_setup_reg_addr_masks): Likewise.
9259 (rs6000_complex_function_value): Likewise.
9260 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
9261 __float128 and __ibm128 complex.
9262 (FLOAT128_IBM_P): Likewise.
9263 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9264 * doc/extend.texi (Additional Floating Types): Document that
9265 -mfloat128 must be used to enable __float128. Document complex
9266 __float128 and __ibm128 support.
9268 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9271 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
9272 char/short arguments promoted to int because of promote_prototypes.
9274 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/predicates.md (register_ssemem_operand): New predicate.
9277 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
9278 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
9279 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
9280 alternatives using "enabled" attribute. Use register_ssemem_operand
9281 as operand 1 predicate.
9282 (*cmpi<unord>xf_i387): Split XFmode pattern from
9283 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
9284 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
9285 *absneg<mode>2_i387. Disable unsupported alternatives using
9286 "enabled" attribute.
9287 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
9289 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9291 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
9293 (oacc_loop_process): Check mask for loop termination.
9295 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9297 * cif-code.def (CIF_THUNK): Add.
9298 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
9301 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
9303 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
9304 (dump_inline_summary): Dump it.
9305 (fp_expression_p): New predicate.
9306 (estimate_function_body_sizes): Use it.
9307 (inline_merge_summary): Merge fp_expressions.
9308 (inline_read_section): Read fp_expressions.
9309 (inline_write_summary): Write fp_expressions.
9310 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
9311 codegen boundary if either caller or callee is !fp_expressions.
9312 * ipa-inline.h (inline_summary): Add fp_expressions.
9313 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
9314 to fp_expressions be sure the fp generation flags are updated.
9316 2016-05-02 Jakub Jelinek <jakub@redhat.com>
9318 PR rtl-optimization/70467
9319 * cse.c (cse_insn): Handle no-op MEM moves after folding.
9321 PR rtl-optimization/70467
9322 * ipa-pure-const.c (check_call): Handle internal calls even in
9323 ipa mode like in local mode.
9325 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
9327 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
9329 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9331 * match.pd (X u< X, X u> X): New transformations.
9333 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
9335 * flag-types.h (enum warn_strict_overflow_code): Move ...
9336 * coretypes.h: ... here.
9337 * fold-const.h (fold_overflow_warning): Declare.
9338 * fold-const.c (fold_overflow_warning): Make non-static.
9339 (fold_comparison): Move the transformation of X +- C1 CMP C2
9340 into X CMP C2 -+ C1 ...
9341 * match.pd: ... here.
9342 * gimple-fold.c (fold_stmt_1): Protect with
9343 fold_defer_overflow_warnings.
9345 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
9347 * omp-low.c (struct oacc_loop): Add 'inner' field.
9348 (new_oacc_loop_raw): Initialize it to zero.
9349 (oacc_loop_fixed_partitions): Initialize it.
9350 (oacc_loop_auto_partitions): Partition outermost loop to outermost
9351 available partitioning.
9353 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9355 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
9357 (umulsidi3): Likewise.
9358 (indirect_jump): Fix jump instruction assembly patterns.
9360 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
9363 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
9364 (nvptx_function_value): Assert non-NULL cfun.
9366 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
9368 PR rtl-optimization/70886
9369 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
9371 * cselib.h (rtx_equal_for_cselib_1): Declare.
9372 (rtx_equal_for_cselib_p: New inline function.
9373 * cselib.c (rtx_equal_for_cselib_p): Delete.
9374 (rtx_equal_for_cselib_1): Make public.
9376 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
9378 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
9379 (register_mixssei387nonimm_operand): Remove predicate.
9380 * config/i386/i386.md (*fop_<mode>_comm): Merge from
9381 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
9382 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
9383 for TARGET_MIX_SSE_I387 alternatives.
9384 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
9385 Disable unsupported alternatives using "enabled" attribute. Use
9386 nonimm_ssenomem_operand as operand 1 predicate. Also check
9387 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
9389 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9391 * tree.c (cst_and_fits_in_hwi): Simplify.
9393 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9395 * tree.h (wi::to_wide): New function.
9396 * expr.c (expand_expr_real_1): Use wi::to_wide.
9397 * fold-const.c (int_const_binop_1): Likewise.
9398 (extract_muldiv_1): Likewise.
9400 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9402 * wide-int.h: Update offset_int and widest_int documentation.
9403 (WI_SIGNED_SHIFT_RESULT): New macro.
9404 (wi::binary_shift): Define signed_shift_result_type for
9405 shifts on offset_int- and widest_int-like types.
9406 (generic_wide_int): Support <<= and >>= if << and >> are supported.
9407 * tree.h (int_bit_position): Use shift operators instead of wi::
9409 * alias.c (adjust_offset_for_component_ref): Likewise.
9410 * expr.c (get_inner_reference): Likewise.
9411 * fold-const.c (fold_comparison): Likewise.
9412 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
9413 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
9414 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9415 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
9416 (stmt_kills_ref_p): Likewise.
9417 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
9418 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
9419 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9420 (ao_ref_init_from_vn_reference): Likewise.
9422 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
9424 * wide-int.h: Update offset_int and widest_int documentation.
9425 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
9426 (wi::binary_traits): Allow ordered comparisons between offset_int and
9427 offset_int, between widest_int and widest_int, and between either
9428 of these types and basic C types.
9429 (operator <, <=, >, >=): Define for the same combinations.
9430 * tree.h (tree_int_cst_lt): Use comparison operators instead
9431 of wi:: comparisons.
9432 (tree_int_cst_le): Likewise.
9433 * gimple-fold.c (fold_array_ctor_reference): Likewise.
9434 (fold_nonarray_ctor_reference): Likewise.
9435 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
9436 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
9437 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
9438 * tree-sra.c (completely_scalarize): Likewise.
9439 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
9440 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
9441 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
9442 (check_for_binary_op_overflow): Likewise.
9443 (search_for_addr_array): Likewise.
9444 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
9446 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9448 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
9449 (arc_save_restore): Likewise.
9450 (arc_dwarf_register_span): Likewise.
9451 (arc_output_pic_addr_const): Initialize suffix variable.
9453 2016-05-02 Martin Liska <mliska@suse.cz>
9455 * symbol-summary.h (function_summary::function_summary):
9456 Remove checking assert for all cgraph nodes.
9457 (function_summary::get): Check summary_uid.
9458 (symtab_insertion): Check summary_uid.
9460 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
9462 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
9463 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
9465 (arc_dwarf_register_span): Remove enum keyword.
9466 (compact_memory_operand_p): New function.
9467 * config/arc/arc.h (reg_class): Add code density register classes.
9468 (REG_CLASS_NAMES): Likewise.
9469 (REG_CLASS_CONTENTS): Likewise.
9470 * config/arc/arc.md (*movqi_insn): Add code density instructions.
9471 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
9472 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
9473 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
9474 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
9476 (h, Rcd, Rsd, Rzd): New register constraints.
9477 (T): Use compact_memory_operand_p function.
9478 * config/arc/predicates.md (compact_load_memory_operand): Remove.
9480 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9482 * config/sh/sh.md (*negnegt, *movtt): Remove.
9484 2016-05-02 Marek Polacek <polacek@redhat.com>
9485 Tom de Vries <tom@codesourcery.com>
9487 PR tree-optimization/70700
9488 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
9489 bigger than FIRST_REF_NODE.
9491 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
9494 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
9496 (prepare_cbranch_operands): Don't use scratch register. Assume that
9497 function is used when pseudos can be created.
9498 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
9499 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
9500 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
9501 define_expand. Allow it only when pseudos can be created.
9502 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
9504 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
9506 * config/i386/constraints.md (BC): Only allow -1 operands.
9507 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
9508 Add "enabled" attribute. Update XI mode attribute calculation.
9509 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
9510 (*movoi_internal_avx): Update XI mode attribute calculation.
9511 (*movti_internal): Ditto.
9513 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9515 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
9516 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
9518 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
9520 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
9521 statement on instruction code. Remove trailing spaces.
9522 (altivec_expand_stv_builtin): Likewise.
9524 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9526 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
9527 (TARGET_FPU_DOUBLE): Simplify.
9528 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
9529 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
9530 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
9531 with 'TARGET_FPU_DOUBLE'.
9532 * config/sh/sh.md: Likewise.
9534 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
9536 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
9537 SH_DIV_STR_FOR_SIZE): Remove.
9538 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
9539 SH_DIV_STR_FOR_SIZE): Remove.
9541 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
9543 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
9544 logical_reg_operand): Delete.
9545 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
9546 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
9547 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
9548 match_operand and match_test.
9549 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
9550 variables on their first use. Return bool values.
9551 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
9552 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
9553 arith_reg_operand for input operand. Remove empty constraints.
9555 (*xorsi3_compact): Rename to xorsi3.
9556 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
9557 (*zero_extend<mode>si2_disp_mem): Update comment.
9560 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9562 * config/sh/t-sh: Remove SH5 support.
9563 * config.gcc: Likewise.
9564 * configure: Likewise.
9566 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9568 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
9570 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
9572 * config/sh/sh.c (register_sh_passes, sh_option_override,
9573 sh_print_operand, prepare_move_operands,
9574 sh_can_follow_jump): Remove TARGET_SH1 checks.
9575 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
9576 PROMOTE_MODE): Likewise.
9577 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
9580 2016-04-30 Alan Modra <amodra@gmail.com>
9582 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
9583 restoring when fixed_reg_p, but allow out-of-line or stmw save.
9584 Check for user regs later to avoid unnecessary looping over regs.
9585 Merge user reg check with non-saved reg check. Don't force
9586 inline VR restore when static chain used.
9587 (rs6000_frame_related): Omit eh_frame info for user regs when
9589 (fixed_regs_p): Delete.
9591 2016-04-30 Alan Modra <amodra@gmail.com>
9593 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
9594 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
9597 2016-04-30 Alan Modra <amodra@gmail.com>
9600 * config/rs6000/rs6000.c (fixed_reg_p): New function.
9601 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
9604 2016-04-30 Alan Modra <amodra@gmail.com>
9606 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9607 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
9608 flag_pic test for Darwin.
9610 2016-04-30 Alan Modra <amodra@gmail.com>
9612 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
9613 throw_calls_crossed.
9614 (REG_FREQ_CALLS_CROSSED): Delete.
9615 (REG_N_THROWING_CALLS_CROSSED): Delete.
9616 * regstat.c (regstat_bb_compute_ri): Don't calculate
9617 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
9618 (dump_reg_info): Don't print call cross frequency.
9619 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
9620 and REG_N_THROWING_CALLS_CROSSED.
9622 2016-04-30 Alan Modra <amodra@gmail.com>
9624 * regs.h (struct reg_info_t): Delete live_length.
9625 (REG_LIVE_LENGTH): Delete macro.
9626 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
9627 local_live, local_processed and local_live_last_luid params.
9628 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
9630 (regstat_compute_ri): Adjust for above. Don't set
9632 (dump_reg_info): Don't print live length.
9633 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
9634 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
9635 Localize loop_depth var.
9637 2016-04-30 Alan Modra <amodra@gmail.com>
9639 * ira.c (enum valid_equiv): New.
9640 (validate_equiv_mem): Return enum.
9641 (update_equiv_mem): Create replacement in more cases.
9642 (add_store_equivs): Update validate_equiv_mem call.
9644 2016-04-30 Alan Modra <amodra@gmail.com>
9646 * ira.c (combine_and_move_insns): Rather than scanning insns,
9647 use DF infrastucture to find use and def insns.
9649 2016-04-30 Alan Modra <amodra@gmail.com>
9651 ira.c (combine_and_move_insns): Move invariant conditions..
9652 (ira.c): ..to here. Call combine_and_move_insns before
9653 add_store_equivs. Call grow_reg_equivs later. Allocate
9654 req_equiv later using max_reg_num() rather than global max_regno.
9655 (contains_replace_regs): Delete.
9656 (add_store_equivs): Remove contains_replace_regs test.
9658 2016-04-30 Alan Modra <amodra@gmail.com>
9660 * ira.c (struct equiv_mem_data): New.
9661 (equiv_mem, equiv_mem_modified): Delete static vars.
9662 (validate_equiv_mem_from_store): Use "data" param to communicate..
9663 (validate_equiv_mem): ..from here.
9665 2016-04-30 Alan Modra <amodra@gmail.com>
9667 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
9669 (update_reg_equivs): ..here. Move allocation and freeing of
9670 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
9671 end_alias_analysis to..
9674 2016-04-30 Alan Modra <amodra@gmail.com>
9676 * ira.c (pdx_subregs): Delete.
9677 (struct equivalence): Add pdx_subregs field.
9678 (set_paradoxical_subreg): Remove pdx_subregs param. Update
9680 (update_equiv_regs): Don't create or free pdx_subregs. Update
9683 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9685 * config/rs6000/altivec.h: Change definitions of vec_xl and
9687 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
9688 (LD_ELEMREV_V2DI): New.
9689 (LD_ELEMREV_V4SF): New.
9690 (LD_ELEMREV_V4SI): New.
9691 (LD_ELEMREV_V8HI): New.
9692 (LD_ELEMREV_V16QI): New.
9693 (ST_ELEMREV_V2DF): New.
9694 (ST_ELEMREV_V2DI): New.
9695 (ST_ELEMREV_V4SF): New.
9696 (ST_ELEMREV_V4SI): New.
9697 (ST_ELEMREV_V8HI): New.
9698 (ST_ELEMREV_V16QI): New.
9701 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9702 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
9703 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
9704 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
9705 (altivec_expand_builtin): Add handling for
9706 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
9707 (rs6000_invalid_builtin): Add error-checking for
9708 RS6000_BTM_P9_VECTOR.
9709 (altivec_init_builtins): Define builtins used to implement vec_xl
9711 (rs6000_builtin_mask_names): Define power9-vector.
9712 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
9713 (RS6000_BTM_P9_VECTOR): Define.
9714 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
9715 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
9716 (vsx_ld_elemrev_v2df): Likewise.
9717 (vsx_ld_elemrev_v4sf): Likewise.
9718 (vsx_ld_elemrev_v4si): Likewise.
9719 (vsx_ld_elemrev_v8hi): Likewise.
9720 (vsx_ld_elemrev_v16qi): Likewise.
9721 (vsx_st_elemrev_v2df): Likewise.
9722 (vsx_st_elemrev_v2di): Likewise.
9723 (vsx_st_elemrev_v4sf): Likewise.
9724 (vsx_st_elemrev_v4si): Likewise.
9725 (vsx_st_elemrev_v8hi): Likewise.
9726 (vsx_st_elemrev_v16qi): Likewise.
9727 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
9730 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
9732 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
9734 (simplify_control_stmt_condition_1): ... here. Recurse into
9735 BIT_AND_EXPRs and BIT_IOR_EXPRs.
9737 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
9740 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
9741 (zero_extendqi<mode>2_dot): Revert earlier conversion from
9742 define_insn_and_split to define_insn.
9743 (zero_extendqi<mode>2_dot2): Same.
9744 (extendqi<mode>2_dot): Same.
9745 (extendqi<mode>2_dot2): Same.
9747 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
9750 (probe_stack): New expander.
9751 (probe_stack_<mode>): New insn pattern.
9753 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9755 * config/i386/i386.md
9756 (operations with memory inputs setting flags peephole2):
9757 Remove uneeded REG_P checks. Cleanup pattern generation.
9759 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
9761 * tree-vect-loop.c (vect_transform_loop): Fix
9762 nb_iterations_upper_bound computation for vectorized loop.
9764 2016-04-29 Marek Polacek <polacek@redhat.com>
9765 Jakub Jelinek <jakub@redhat.com>
9768 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
9769 TARGET_EXPR_SLOT as a base.
9771 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
9773 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
9774 with 'rCm2' constraints to limit possible immediate size.
9775 (*load_zeroextendqisi_update): Likewise.
9776 (*load_signextendqisi_update): Likewise.
9777 (*loadhi_update): Likewise.
9778 (*load_zeroextendhisi_update): Likewise.
9779 (*load_signextendhisi_update): Likewise.
9780 (*loadsi_update): Likewise.
9781 (*loadsf_update): Likewise.
9783 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9785 * config/i386/predicates.md (constm1_operand): Fix comparison.
9787 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9789 * testsuite/gcc.target/arc/ieee_eq.c: New test.
9791 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
9793 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
9794 remaining SH5 related settings.
9795 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
9796 shmedia_prepare_call_address): Delete.
9797 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
9798 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
9799 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
9800 UNSUPPORTED_SH2A): Remove m5 checks.
9801 (sh_divide_strategy_e): Remove SH5 division strategies.
9802 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
9803 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
9805 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
9807 * config/s390/s390.c (s390_rtx_costs): Update documentation.
9809 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9811 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
9812 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
9814 * config/s390/vector.md ("mov<mode>"): Likewise.
9816 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
9818 * config/s390/constraints.md ("U", "W"): Invoke
9819 s390_mem_constraint with "ZR" and "ZT".
9820 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
9821 addresses when using LRA. Accept also short displacements for S
9822 and T constraints. Do not check for long displacement target for
9823 S and T constraints.
9824 (s390_mem_constraint): Remove handling of U and W constraints.
9825 * config/s390/s390.md (various patterns): Remove the short
9826 displacement constraints (Q and R) if a long displacement
9827 constraint is present. Add longdisp as required CPU capability.
9828 * config/s390/vector.md: Likewise.
9829 * config/s390/vx-builtins.md: Likewise.
9831 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9834 * reload1.c (reload): Call finish_spills before
9835 restarting reload loop. Skip select_reload_regs
9836 if update_eliminables_and_spill returns true.
9838 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
9840 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
9841 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
9842 (umulhisi3_imm): Update predicates and constraint letters.
9843 (umulhisi3_reg): Declare instruction as commutative.
9844 * config/arc/constraints.md (J12, J16): New constraints.
9845 * config/arc/predicates.md (short_unsigned_const_operand): New
9847 (arc_short_operand): Likewise.
9848 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
9850 2016-04-29 Richard Biener <rguenther@suse.de>
9852 PR tree-optimization/13962
9853 PR tree-optimization/65686
9854 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
9855 * tree-ssa-alias.c (ptrs_compare_unequal): New function
9856 using PTA to compare pointers.
9857 * match.pd: Add pattern for pointer equality compare simplification
9858 using ptrs_compare_unequal.
9860 2016-04-29 Richard Biener <rguenther@suse.de>
9862 * stor-layout.c (layout_type): Do not build a pointer-to-element
9865 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
9868 Use SWI mode iterator. Use general_reg_operand predicate.
9869 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
9870 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
9873 2016-04-29 Jakub Jelinek <jakub@redhat.com>
9876 * fold-const.c (operand_equal_p): Don't verify hash value equality
9878 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
9881 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9884 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
9885 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
9886 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
9887 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
9888 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
9890 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9892 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
9893 to info. Don't initialize separate fields to 0. Clean up
9896 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.md (peephole2s for operations with memory inputs):
9899 Use SWI mode iterator.
9900 (peephole2s for operations with memory outputs): Ditto.
9901 Do not check for stack checking probe.
9903 (probe_stack): Remove expander.
9905 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9906 Andrew Burgess <andrew.burgess@embecosm.com>
9908 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
9909 operands as 32-bits.
9911 2016-04-28 Jason Merrill <jason@redhat.com>
9913 * gdbinit.in: Skip line-map.h.
9915 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9916 Andrew Burgess <andrew.burgess@embecosm.com>
9918 * config/arc/arc.c (arc_conditional_register_usage): Take
9919 TARGET_RRQ_CLASS into account.
9920 (arc_print_operand): Support printing 'p' and 's' operands.
9921 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
9923 (TARGET_RRQ_CLASS): Define.
9924 (IS_POWEROF2_OR_0_P): Define.
9925 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
9927 (*tst_movb): New define_insn.
9928 (*tst): Avoid recognition if it could prevent '*tst_movb'
9929 combination; replace c/CnL with c/Chs alternative.
9930 (*tst_bitfield_tst): New define_insn.
9931 (*tst_bitfield_asr): New define_insn.
9932 (*tst_bitfield): New define_insn.
9933 (andsi3_i): Add Rrq variant.
9934 (extzv): New define_expand.
9935 (insv): New define_expand.
9936 (*insv_i): New define_insn.
9937 (*movb): New define_insn.
9938 (*movb_signed): New define_insn.
9939 (*movb_high): New define_insn.
9940 (*movb_high_signed): New define_insn.
9941 (*movb_high_signed + 1): New define_split pattern.
9942 (*mrgb): New define_insn.
9943 (*mrgb + 1): New define_peephole2 pattern.
9944 (*mrgb + 2): New define_peephole2 pattern.
9945 * config/arc/arc.opt (mbitops): New option for nps400, uses
9946 TARGET_NPS_BITOPS_DEFAULT.
9947 * config/arc/constraints.md (q): Make register class conditional.
9948 (Rrq): New register constraint.
9949 (Chs): New constraint.
9950 (Clo): New constraint.
9951 (Chi): New constraint.
9952 (Cbf): New constraint.
9953 (Cbn): New constraint.
9954 (C18): New constraint.
9955 (Cbi): New constraint.
9957 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9959 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
9961 (bitmap_intersection_of_preds): Ditto.
9962 (bitmap_union_of_succs): Ditto.
9963 (bitmap_union_of_preds): Ditto.
9964 * sbitmap.c (do_popcount): Delete.
9965 (BITMAP_DEBUGGING): Delete.
9966 (sbitmap_verify_popcount): Delete.
9967 (sbitmap_alloc): Don't initialize the popcount field.
9968 (sbitmap_alloc_with_popcount): Delete.
9969 (sbitmap_resize): Don't resize the popcount array.
9970 (sbitmap_vector_alloc): Don't initialize the popcount field.
9971 (bitmap_copy): Don't copy the popcount array.
9972 (bitmap_clear): Don't clear the popcount array.
9973 (bitmap_clear): Delete the popcount array handling.
9974 (bitmap_ior_and_compl): Delete the popcount assert.
9975 (bitmap_not): Ditto.
9976 (bitmap_and_compl): Ditto.
9977 (bitmap_and): Delete the popcount array handling.
9978 (bitmap_xor): Ditto.
9979 (bitmap_ior): Ditto.
9980 (bitmap_or_and): Delete the popcount assert.
9981 (bitmap_and_or): Ditto.
9982 (popcount_table): Delete.
9983 (sbitmap_elt_popcount): Delete.
9984 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
9985 (bitmap_set_bit): Delete the popcount assert.
9986 (bitmap_clear_bit): Ditto.
9987 (sbitmap_free): Don't free the popcount array.
9988 (sbitmap_alloc_with_popcount): Delete declaration.
9989 (sbitmap_popcount): Ditto.
9991 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9992 Andrew Burgess <andrew.burgess@embecosm.com>
9994 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
9995 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
9996 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
9997 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
9998 * config/arc/arc.opt (mcmem): New option.
9999 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
10000 supply length for r/m alternative.
10001 (*extendqisi2_ac): Likewise.
10002 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
10004 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
10005 (movhi_insn): Likewise.
10006 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
10007 (*zero_extendqihi2_i): Add r/Ucm alternative.
10008 (*zero_extendqisi2_ac): Likewise.
10009 (*zero_extendhisi2_i): Likewise.
10010 * config/arc/constraints.md (Uex): New memory constraint.
10011 (Ucm): New define_constraint.
10012 * config/arc/predicates.md (long_immediate_loadstore_operand):
10013 Return 0 for MEM with cmem_address address.
10014 (cmem_address_0): New predicates.
10015 (cmem_address_1): Likewise.
10016 (cmem_address_2): Likewise.
10017 (cmem_address): Likewise.
10019 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10021 * config/rs6000/rs6000.c (machine_function): Rename
10022 insn_chain_scanned_p to spe_insn_chain_scanned_p.
10023 (rs6000_stack_info): Adjust.
10025 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10026 Andrew Burgess <andrew.burgess@embecosm.com>
10028 * config/arc/constraints.md (Usd): Convert to define_constraint.
10032 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10035 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
10036 Add new peephole2 where the first insn is *mov<mode>_or instead of
10037 *mov<mode>_internal.
10039 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
10041 * tracer.c (bb_seen): Make static.
10043 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
10045 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
10046 support, setup defaults.
10047 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
10048 * config/arc/arc.c (arc_init): Add NPS400 support.
10049 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
10050 (TARGET_ARC700): NPS400 is also an ARC700.
10051 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
10053 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
10056 * config/nds32/nds32.md (casesi): Don't access the operands array
10059 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10061 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
10062 (or $-1,reg peephole2): Ditto.
10063 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
10065 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
10067 * doc/extend.texi (Common Function Attributes) [optimize]:
10068 Discourage use of the optimize attribute.
10070 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
10072 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
10073 special case builtin.
10074 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
10075 ALTIVEC_BUILTIN_VEC_ADDE.
10076 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10077 support for ALTIVEC_BUILTIN_VEC_ADDE.
10078 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10079 for __builtin_vec_adde.
10081 2016-04-28 Jakub Jelinek <jakub@redhat.com>
10083 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
10084 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
10086 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10089 * doc/sourcebuild.texi (Effective-Target Keywords, Other
10090 attributes): Document cilkplus_runtime.
10092 2016-04-28 Martin Jambor <mjambor@suse.cz>
10094 * tree-cfg.c (verify_expr): Verify that local declarations belong to
10095 this function. Call verify_expr on MEM_REFs and bases of other
10096 handled_components.
10098 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10100 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
10101 for WORD_REGISTER_OPERATIONS to runtime check.
10103 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10105 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
10107 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10109 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
10110 big-endian compilation.
10111 * config/arc/arc.md (addf3): Likewise.
10112 (subdf3): Likewise.
10113 (muldf3): Likewise.
10115 2016-04-28 Richard Biener <rguenther@suse.de>
10117 PR tree-optimization/70840
10118 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
10119 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
10120 Mark x * pow(x,c) -> pow(x,c+1) commutative.
10121 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
10123 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10125 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
10126 and explain why in a comment.
10128 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10130 * config/arc/arc.md (cpu_facility): Add fpx variant.
10131 (subdf3): Prohibit use reverse sub when assist operations option
10133 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
10134 instructions only when FPX is enabled.
10135 * testsuite/gcc.target/arc/trsub.c: New test.
10137 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
10140 mult_operator when calculating "type" attribute.
10141 (*fop_<mode>_1_i387): Ditto.
10142 (*fop_xf_1_i387): Ditto.
10143 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
10144 Use std::swap to swap operands. Use RTL expressions to generate
10147 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10148 Joern Rennecke <joern.rennecke@embecosm.com>
10150 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
10152 (emit_pic_move): Remove.
10153 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
10154 * config/arc/arc.c (emit_pic_move): Removed.
10155 (TARGET_HAVE_TLS): Define.
10156 (arc_conditional_register_usage): Test for arc_tp_regno.
10157 (arc_print_operand, arc_print_operand_address): Handle TLS
10159 (arc_needs_pcl_p): New function.
10160 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
10161 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
10162 (arc_raw_symbolic_reference_mentioned_p): Likewise.
10163 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
10164 (arc_legitimize_tls_address): Likewise.
10165 (DTPOFF_ZERO_SYM): Define.
10166 (arc_legitimize_pic_address): Make it static, handle TLS cases.
10167 (arc_output_pic_addr_const): Print TLS unspecs.
10168 (prepare_pic_move): New function, replaces emit_pic_move.
10169 (arc_legitimate_constant_p): Handle TLS unspecs.
10170 (arc_legitimate_address_p): Likewise.
10171 (arc_rewrite_small_data_p): Use assert for TLS constants.
10172 (prepare_move_operands): Use prepare_pic_move.
10173 (arc_legitimize_address): Legitimize tls addresses.
10174 (arc_epilogue_uses): Check for arc_tp_regno.
10175 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
10176 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
10178 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
10180 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
10181 %(arc_tls_extra_start_spec).
10182 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
10183 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
10185 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
10186 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
10187 (UNSPEC_TLS_OFF): Add.
10189 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
10190 (get_thread_pointersi): New patterns.
10191 * config/arc/arc.opt (mtp-regno): New option.
10192 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
10193 (move_dest_operand): Likewise.
10194 * configure: Regenerate.
10195 * configure.ac: Add arc*-*-* case to test for tls.
10196 * doc/invoke.texi (ARC options): Document mtp-regno.
10198 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
10200 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
10201 the new ARC HS SIMD instructions.
10202 (arc_preferred_simd_mode): New function.
10203 (arc_autovectorize_vector_sizes): Likewise.
10204 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
10205 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10206 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
10207 (arc_init_builtins): Add new SIMD builtin types.
10208 (arc_split_move): Handle 64 bit vector moves.
10209 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
10210 (TARGET_PLUS_QMACW): Define.
10211 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
10212 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
10213 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
10214 (VSUBADD4H): New builtins.
10215 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
10216 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
10218 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
10219 Matthias Klose <doko@debian.org>
10221 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
10223 2016-04-28 Richard Biener <rguenther@suse.de>
10225 PR middle-end/70777
10226 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
10229 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
10231 * common/config/sh/sh-common.c: Remove SH5 support.
10232 * config/sh/constraints.md: Likewise.
10233 * config/sh/config/sh/elf.h: Likewise.
10234 * config/sh/linux.h: Likewise.
10235 * config/sh/netbsd-elf.h: Likewise.
10236 * config/sh/predicates.md: Likewise.
10237 * config/sh/sh-c.c: Likewise.
10238 * config/sh/sh-protos.h: Likewise.
10239 * config/sh/sh.c: Likewise.
10240 * config/sh/sh.h: Likewise.
10241 * config/sh/sh.md: Likewise.
10242 * config/sh/sh.opt: Likewise.
10243 * config/sh/sync.md: Likewise.
10244 * config/sh/sh64.h: Delete.
10245 * config/sh/shmedia.h: Likewise.
10246 * config/sh/shmedia.md: Likewise.
10247 * config/sh/sshmedia.h: Likewise.
10248 * config/sh/t-netbsd-sh5-64: Likewise.
10249 * config/sh/t-sh64: Likewise.
10250 * config/sh/ushmedia.h: Likewise.
10252 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
10254 * config/i386/i386.md (sign_extend to memory peephole2s): Use
10255 general_reg_operand instead of register_operand predicate.
10257 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10259 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
10261 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
10263 * match.pd (A - B > A, A + B < A): New transformations.
10265 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
10267 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
10268 which defaults to true. Emit an outer pair of parentheses only if
10269 EMIT_PARENS. When continuing a chain of && or || (or & or |),
10270 don't emit parentheses for the right-hand operand.
10272 2016-04-27 Jeff Law <law@redhat.com>
10274 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
10276 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10278 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
10279 (altivec_lvx_<mode>_internal): Document.
10280 (altivec_lvx_<mode>_2op): New define_insn.
10281 (altivec_lvx_<mode>_1op): Likewise.
10282 (altivec_lvx_<mode>_2op_si): Likewise.
10283 (altivec_lvx_<mode>_1op_si): Likewise.
10284 (altivec_stvx_<mode>): Remove.
10285 (altivec_stvx_<mode>_internal): Document.
10286 (altivec_stvx_<mode>_2op): New define_insn.
10287 (altivec_stvx_<mode>_1op): Likewise.
10288 (altivec_stvx_<mode>_2op_si): Likewise.
10289 (altivec_stvx_<mode>_1op_si): Likewise.
10290 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10291 Expand vec_ld and vec_st during parsing.
10292 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
10294 (altivec_expand_stvx_be): Likewise.
10295 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
10296 address-masking behavior in RTL.
10297 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
10298 address-masking behavior in RTL.
10299 (altivec_expand_builtin): Change builtin code arguments for calls
10300 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
10301 (insn_is_swappable_p): Avoid incorrect swap optimization in the
10302 presence of lvx/stvx patterns.
10303 (alignment_with_canonical_addr): New function.
10304 (alignment_mask): Likewise.
10305 (find_alignment_op): Likewise.
10306 (recombine_lvx_pattern): Likewise.
10307 (recombine_stvx_pattern): Likewise.
10308 (recombine_lvx_stvx_patterns): Likewise.
10309 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
10310 stvx patterns from expand.
10311 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
10313 (vector_altivec_store_<mode>): Likewise.
10315 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
10317 * config/aarch64/aarch64.md
10318 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
10319 remove the "fp" attributes.
10320 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
10321 add the "simd" attributes.
10322 (*movdf_aarch64): Likewise.
10323 (*movtf_aarch64): Remove the "fp" attributes.
10324 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
10325 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
10327 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10329 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
10330 rtx to rtx_code_label *.
10331 * rtl.h (maybe_set_first_label_num): Likewise.
10333 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10335 * df-core.c (df_add_problem): Make the problem param be const.
10336 (df_remove_problem): Make local "problem" be const.
10337 * df-problems.c (problem_RD): Make const.
10338 (problem_LR): Likewise.
10339 (problem_LIVE): Likewise.
10340 (problem_MIR): Likewise.
10341 (problem_CHAIN): Likewise.
10342 (problem_WORD_LR): Likewise.
10343 (problem_NOTE): Likewise.
10344 (problem_MD): Likewise.
10345 * df-scan.c (problem_SCAN): Likewise.
10346 * df.h (struct df_problem): Make field "dependent_problem" be
10348 (struct dataflow): Likewise for field "problem".
10349 (df_add_problem): Make param const.
10351 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10353 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
10354 inter-unit moves to/from vector registers are enabled. Do not disable
10357 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10359 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
10360 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
10362 (enum df_problem_id): ...this new enum.
10363 (struct df_problem): Convert field "id" from "int" to
10364 enum df_problem_id.
10366 2016-04-27 David Malcolm <dmalcolm@redhat.com>
10368 * rtl.def: Update comment for "things in the instruction chain" to
10369 reflect the removal of the leading "i" field for INSN_UID in
10370 r210360. Fix bogus apostrophe.
10372 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.md
10375 (lea arith with mem operand + setcc peephole2): Set operator mode.
10377 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
10381 (dimode_scalar_to_vector_candidate_p): This.
10382 (timode_scalar_to_vector_candidate_p): New function.
10383 (scalar_to_vector_candidate_p): Likewise.
10384 (timode_check_non_convertible_regs): Likewise.
10385 (timode_remove_non_convertible_regs): Likewise.
10386 (remove_non_convertible_regs): Likewise.
10387 (remove_non_convertible_regs): Renamed to ...
10388 (dimode_remove_non_convertible_regs): This.
10389 (scalar_chain::~scalar_chain): Make it virtual.
10390 (scalar_chain::compute_convert_gain): Make it pure virtual.
10391 (scalar_chain::mark_dual_mode_def): Likewise.
10392 (scalar_chain::convert_insn): Likewise.
10393 (scalar_chain::convert_registers): Likewise.
10394 (scalar_chain::add_to_queue): Make it protected.
10395 (scalar_chain::emit_conversion_insns): Likewise.
10396 (scalar_chain::replace_with_subreg): Likewise.
10397 (scalar_chain::replace_with_subreg_in_insn): Likewise.
10398 (scalar_chain::convert_op): Likewise.
10399 (scalar_chain::convert_reg): Likewise.
10400 (scalar_chain::make_vector_copies): Likewise.
10401 (scalar_chain::convert_registers): New pure virtual function.
10402 (class dimode_scalar_chain): New class.
10403 (class timode_scalar_chain): Likewise.
10404 (scalar_chain::mark_dual_mode_def): Renamed to ...
10405 (dimode_scalar_chain::mark_dual_mode_def): This.
10406 (timode_scalar_chain::mark_dual_mode_def): New function.
10407 (timode_scalar_chain::convert_insn): Likewise.
10408 (dimode_scalar_chain::convert_registers): Likewise.
10409 (scalar_chain::compute_convert_gain): Renamed to ...
10410 (dimode_scalar_chain::compute_convert_gain): This.
10411 (scalar_chain::replace_with_subreg): Renamed to ...
10412 (dimode_scalar_chain::replace_with_subreg): This.
10413 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
10414 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
10415 (scalar_chain::make_vector_copies): Renamed to ...
10416 (dimode_scalar_chain::make_vector_copies): This.
10417 (scalar_chain::convert_reg): Renamed to ...
10418 (dimode_scalar_chain::convert_reg ): This.
10419 (scalar_chain::convert_op): Renamed to ...
10420 (dimode_scalar_chain::convert_op): This.
10421 (scalar_chain::convert_insn): Renamed to ...
10422 (dimode_scalar_chain::convert_insn): This.
10423 (scalar_chain::convert): Call convert_registers.
10424 (convert_scalars_to_vector): Change to scalar_chain pointer to
10425 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
10426 in 32-bit mode. Delete scalar_chain pointer. Call
10427 free_dominance_info in 64-bit mode.
10428 (pass_stv::gate): Remove TARGET_64BIT check.
10429 (ix86_option_override): Put the 64-bit STV pass before the CSE
10432 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
10434 * dwarf2out.h (struct dw_loc_descr_node): Remove the
10435 dw_loc_frame_offset field.
10436 * dwarf2out.c (new_loc_descr): Likewise.
10437 (resolve_args_picking_1): Turn the VISITED hash set into a
10438 FRAME_OFFSET hash map. Use it to associate a frame offset to
10439 visited nodes. Remove uses of the CHECKING_P macro.
10440 (resolve_args_picking): Update call to resolve_args_picking_1.
10442 2016-04-27 Martin Liska <mliska@suse.cz>
10444 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
10445 (free_loop_data): Release vuses of groups.
10447 2016-04-27 Bin Cheng <bin.cheng@arm.com>
10449 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
10450 instead of redundant use_id and boolean have_use_for.
10451 (struct iv_use): Change sub_id into group_id. Remove field next.
10452 Move fields: related_cands, n_map_members, cost_map and selected
10454 (struct iv_group): ... here. New structure.
10455 (struct iv_common_cand): Use structure declaration directly.
10456 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
10457 (MAX_CONSIDERED_USES): Rename macro to ...
10458 (MAX_CONSIDERED_GROUPS): ... here.
10459 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
10460 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
10461 (dump_uses): Rename to ...
10462 (dump_groups): ... here. Update all uses.
10463 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
10464 (find_induction_variables): Refactor format of dump information.
10465 (record_sub_use): Delete.
10466 (record_use): Update all uses.
10467 (record_group): New function.
10468 (record_group_use, find_interesting_uses_op): Call above functions.
10470 (find_interesting_uses_cond): Ditto.
10471 (group_compare_offset): New function.
10472 (split_all_small_groups): Rename to ...
10473 (split_small_address_groups_p): ... here. Update all uses.
10474 (split_address_groups): Update all uses.
10475 (find_interesting_uses): Refactor format of dump information.
10476 (add_candidate_1): Update all uses. Remove redundant check on iv,
10478 (add_candidate, record_common_cand): Remove redundant assert.
10479 (add_iv_candidate_for_biv): Update use.
10480 (add_iv_candidate_derived_from_uses): Update all uses.
10481 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
10482 (alloc_use_cost_map): Ditto.
10483 (set_use_iv_cost, get_use_iv_cost): Rename to ...
10484 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
10485 (determine_use_iv_cost_generic): Ditto.
10486 (determine_group_iv_cost_generic): Ditto.
10487 (determine_use_iv_cost_address): Ditto.
10488 (determine_group_iv_cost_address): Ditto.
10489 (determine_use_iv_cost_condition): Ditto.
10490 (determine_group_iv_cost_cond): Ditto.
10491 (determine_use_iv_cost): Ditto.
10492 (determine_group_iv_cost): Ditto.
10493 (set_autoinc_for_original_candidates): Update all uses.
10494 (find_iv_candidates): Update all uses. Refactor dump information.
10495 (determine_use_iv_costs): Ditto.
10496 (determine_iv_costs): Ditto.
10497 (iv_ca_cand_for_use): Rename to ...
10498 (iv_ca_cand_for_group): ... here. Update all uses.
10499 (iv_ca_add_use, iv_ca_add_group): Ditto.
10500 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
10501 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
10502 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
10503 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
10504 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
10505 (create_new_iv, adjust_iv_update_pos): Ditto.
10506 (rewrite_use_address): Delete.
10507 (rewrite_use_address_1): Rename to ...
10508 (rewrite_use_address): ... here.
10509 (rewrite_use_compare): Update all uses.
10510 (rewrite_use): Delete.
10511 (rewrite_uses): Rename to ...
10512 (rewrite_groups): ... here. Update all uses.
10513 (remove_unused_ivs, free_loop_data): Update all uses.
10514 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
10516 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10518 * rtlanal.c (nonzero_bits1): Convert preprocessor check
10519 for WORD_REGISTER_OPERATIONS to runtime check.
10521 2016-04-27 Richard Biener <rguenther@suse.de>
10524 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
10525 aggregate_value_p to determine if a function result is
10526 returned by reference.
10527 (ipa_pta_execute): Functions having their address taken are
10528 not automatically nonlocal.
10530 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10533 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
10534 * fold-const.c (operand_equal_p): If flag_checking and
10535 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
10536 and if it returns non-zero, assert iterative_hash_expr on both
10539 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10541 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
10543 2016-04-27 Nick Clifton <nickc@redhat.com>
10545 PR middle-end/49889
10546 * varasm.c (merge_weak): Generate an error if an attempt is made
10547 to convert a non-weak static function into a weak, public function.
10549 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10551 * params.def (MAX_PARTITION_SIZE): New param.
10552 * doc/invoke.texi: Document lto-max-partition.
10554 2016-04-27 Richard Biener <rguenther@suse.de>
10557 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
10558 function cummulating used_from_other_partition, externally_visible
10559 and force_output from aliases.
10560 (refered_from_nonlocal_var): Likewise.
10561 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
10562 node flags properly.
10564 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
10566 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
10567 (-Wmemset-elt-size): New item.
10569 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
10572 * stor-layout.h (internal_reference_types): Delete.
10573 * stor-layout.c (reference_types_internal): Likewise.
10574 (internal_reference_types): Likewise.
10575 (layout_type) <REFERENCE_TYPE>: Adjust.
10577 2016-04-27 Jakub Jelinek <jakub@redhat.com>
10580 * tree.h (inchash::add_expr): Add FLAGS argument.
10581 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
10582 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
10583 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
10584 Formatting fix. Adjust recursive calls. For tcc_comparison,
10585 if swap_tree_comparison (code) is smaller than code, hash that
10586 and arguments in the other order. Hash CONVERT_EXPR the same
10587 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
10588 of ADDR_EXPR of decl as the decl itself. Add or remove
10589 OEP_ADDRESS_OF from recursive flags as needed. For
10590 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
10591 operands commutatively and only the third one normally.
10592 For internal CALL_EXPR hash in CALL_EXPR_IFN.
10594 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
10596 * config/rtems.h (LIB_SPEC): Add -latomic.
10598 2016-04-27 Joel Sherrill <joel@rtems.org>
10600 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
10601 xilink.ld and flags not relevant to RTEMS.
10603 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
10605 * toplev.c (backend_init_target): Avoid calling init_reload when using
10608 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10610 * reorg.c (try_merge_delay_insns): Declare i and j inside the
10611 for loops rather than one for the whole function.
10613 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10615 * match.pd (X + CST CMP X): New transformation.
10617 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
10619 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
10620 * fold-const.c (fold_binary_loc): Remove 2 transformations
10621 superseded by match.pd.
10622 * match.pd (x+x -> x*2): Generalize to integers.
10624 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
10626 * config/i386/i386.md (operation on memory peephole): Duplicate an
10627 existing peephole and adapt it to match lea rather than an operation
10630 PR rtl-optimization/57193
10631 * opts.c (default_options_table): Add OPT_frename_registers at -O2
10633 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
10635 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10637 * tree-if-conv.c (any_pred_load_store): New static variable.
10638 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
10639 any_pred_load_store instead of and_mask_load_store.
10640 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
10641 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
10642 (combine_blocks, tree_if_conversion): Ditto.
10644 2016-04-26 Bin Cheng <bin.cheng@arm.com>
10646 PR tree-optimization/70771
10647 PR tree-optimization/70775
10648 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
10649 virtual PHI nodes. Delete parameter.
10650 (if_convertible_loop_p_1): Delete argument to above function.
10651 (predicate_all_scalar_phis): Delete code handling single-argument
10653 (tree_if_conversion): Mark and update virtual SSA.
10655 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10658 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
10659 (x86_elf_aligned_common): Rename to ...
10660 (x86_elf_aligned_decl_common): ... this.
10661 Add decl arg. Switch to .lbss for largecomm object. Use
10662 LARGECOMM_SECTION_ASM_OP.
10663 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
10665 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
10666 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
10668 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10669 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
10671 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10674 * config/i386/i386.c (SECTION_LARGE): Define.
10675 (x86_64_elf_select_section): Set it for large data/bss sections.
10676 Only clear SECTION_WRITE for .lrodata.
10677 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
10679 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
10680 * varasm.c (default_elf_asm_named_section): Grow flagchars.
10681 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
10683 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
10684 * doc/tm.texi: Regenerate.
10686 2016-04-26 Jakub Jelinek <jakub@redhat.com>
10689 * configure.ac (--enable-checking): Document extra flag, for
10690 non-release builds default to --enable-checking=yes,extra.
10691 If misc checking and extra checking, define CHECKING_P to 2 instead
10693 * common.opt (fchecking=): Add.
10694 * doc/invoke.texi (-fchecking=): Document.
10695 * doc/install.texi: Document --enable-checking changes.
10696 * configure: Regenerated.
10697 * config.in: Regenerated.
10699 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
10702 attribute instead of which_alternative.
10703 * config/i386/sse.md (*mov<mode>_internal): Ditto.
10704 Use EXT_REX_SSE_REG_P where appropriate.
10706 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/predicates.md (const0_operand): Do not match
10709 const_wide_int code.
10710 (const1_operand): Ditto.
10712 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10714 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
10715 for SSE constm1 operands and TARGET_AVX512VL.
10716 (*movti_internal): Ditto.
10717 (*mov<mode>_or): Use constm1_operand predicate.
10718 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
10719 for SSE vector_all_ones operands and TARGET_AVX512VL.
10720 * config/i386/predicates.md (constm1_operand): New predicate.
10721 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
10722 emission of constant -1 load.
10724 2016-04-25 Jason Merrill <jason@redhat.com>
10726 * gdbinit.in: Skip is-a.h.
10728 * attribs.c (register_scoped_attributes): Fix logic.
10729 * attribs.h: Declare register_scoped_attributes.
10731 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10733 * config/rs6000/rs6000-builtin.def: Correct pasto error for
10734 stxvd2x and stxvw4x built-in functions.
10736 2016-04-25 DJ Delorie <dj@redhat.com>
10738 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
10739 (ashrhi3): Likewise.
10740 (lshrhi3): Likewise.
10742 2016-04-25 Richard Biener <rguenther@suse.de>
10744 PR tree-optimization/70780
10745 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
10746 wasn't visited yet.
10747 (compute_antic): Mark blocks with abnormal preds as visited as
10748 they have a final empty antic-in solution already.
10750 2016-04-25 Michael Collison <michael.collison@linaro.org>
10752 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
10754 2016-04-25 Michael Collison <michael.collison@linaro.org>
10756 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
10757 mode is VQI to improve mixed mode vectorization.
10758 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
10759 define_insn to match low half of signed vaddw.
10760 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
10761 define_insn to match high half of signed vaddw.
10762 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
10763 define_insn to match low half of unsigned vaddw.
10764 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
10765 define_insn to match high half of unsigned vaddw.
10766 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
10767 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10768 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
10770 (arm_simd_check_vect_par_cnst_half_p): Likewise.
10771 * config/arm/predicates.md (vect_par_constant_high): Support
10772 big endian and simplify by calling
10773 arm_simd_check_vect_par_cnst_half
10774 (vect_par_constant_low): Likewise.
10776 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
10778 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
10779 predicate for operand 2.
10781 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
10782 H.J. Lu <hongjiu.lu@intel.com>
10784 * config/i386/i386-protos.h (standard_sse_constant_p): Add
10785 machine_mode argument.
10786 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
10787 constm1_rtx operands. For VOIDmode constants, get mode from
10788 pred_mode. Check mode size if the mode is supported by ABI.
10789 (standard_sse_constant_opcode): Do not use standard_constant_p.
10790 Strictly check ABI support for all-ones operands.
10791 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
10792 immediates. Update calls to standard_sse_constant_p.
10793 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
10794 (ix86_rtx_costs): Ditto.
10795 * config/i386/i386.md (*movxi_internal_avx512f): Use
10796 nonimmediate_or_sse_const_operand instead of vector_move_operand.
10797 Use (v,BC) alternative instead of (v,C). Use register_operand
10798 checks instead of MEM_P.
10799 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
10800 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
10801 isa attribute. Use register_operand checks instead of MEM_P.
10802 (*movti_internal): Use nonimmediate_or_sse_const_operand for
10803 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
10804 alternative and corresponding sse2 isa attribute.
10805 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
10806 to standard_sse_constant_p.
10807 (FP constant splitters): Ditto.
10808 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
10810 * config/i386/predicates.md (constm1_operand): Remove.
10811 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
10812 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
10813 vector_all_ones_operand instead of constm1_operand.
10815 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10817 * print-rtl.c (print_rtx_insn_vec): New function.
10818 * print-rtl.h: New prototype.
10819 * store-motion.c (struct st_expr): Make avail_stores a vector.
10820 (st_expr_entry): Adjust.
10821 (free_st_expr_entry): Likewise.
10822 (print_store_motion_mems): Likewise.
10823 (find_moveable_store): Likewise.
10824 (compute_store_table): Likewise.
10825 (delete_store): Likewise.
10826 (build_store_vectors): Likewise.
10828 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10830 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
10832 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10834 * vec.h (vec_safe_contains): New function.
10835 (vec::contains): Likewise.
10836 (vec::begin): Likewise.
10837 (vec::end): Likewise.
10839 2016-04-23 Jakub Jelinek <jakub@redhat.com>
10842 * cfgexpand.c (expand_stack_vars): Fix typo.
10844 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10846 * system.h (list, map, set, vector): Include conditionally.
10847 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
10848 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
10849 * ipa-icf.c (INCLUDE_LIST): Define.
10850 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
10851 * config/sh/sh.c (INCLUDE_VECTOR): Define.
10852 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
10853 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
10854 * cp/logic.cc (INCLUDE_LIST): Define.
10855 * fortran/trans-common.c (INCLUDE_MAP): Define.
10857 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
10859 * auto-profile.c: Remove <string.h> include.
10860 * ipa-icf-gimple.c: Remove <list> include.
10861 * diagnostic.c: Remove <new> include.
10862 * genmatch.c: Likewise.
10863 * pretty-print.c: Likewise.
10864 * toplev.c: Likewise
10865 * c/c-objc-common.c: Likewise.
10866 * cp/error.c: Likewise.
10867 * fortran/error.c: Likewise.
10869 2016-04-22 Richard Biener <rguenther@suse.de>
10871 * lto-streamer-in.c (input_ssa_names): Do not allocate
10872 GIMPLE_NOP for all SSA names.
10873 * lto-streamer-out.c (output_ssa_names): Do not output
10874 SSA names that should have been released.
10876 2016-04-22 Richard Biener <rguenther@suse.de>
10878 PR tree-optimization/70740
10879 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
10882 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
10885 * config/i386/predicates.md (call_insn_operand): Replace
10886 sibcall_memory_operand with memory_operand.
10888 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
10890 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
10891 has_single_use() tests.
10892 (register_edge_assert_for_1): Likewise.
10893 (find_assert_locations_1): Check the liveness bitmap instead of
10894 checking has_single_use().
10896 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
10899 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
10900 Extract AVX-512BW constraint from AVX.
10902 2016-04-21 Richard Biener <rguenther@suse.de>
10904 PR tree-optimization/70725
10905 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
10906 for phi_convertible_by_degenerating_args.
10907 (predicate_all_scalar_phis): Handle single-argument PHIs.
10909 2016-04-21 Richard Biener <rguenther@suse.de>
10911 PR middle-end/70747
10912 * fold-const.c (fold_comparison): Return properly typed
10915 2016-04-21 Bin Cheng <bin.cheng@arm.com>
10917 PR tree-optimization/70715
10918 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10919 after expanding BASE using expand_simple_operations.
10921 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10923 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
10924 New transformations.
10926 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
10928 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
10930 2016-04-20 Jan Hubicka <jh@suse.cz>
10932 * ipa-inline.c (can_inline_edge_p): Pass caller info to
10933 ultiimate_alias_target.
10934 (update_callee_keys): Likewise.
10935 (lookup_recursive_calls): Likewise.
10936 (speculation_useful_p): Likewise.
10938 2016-04-20 Jan Hubicka <jh@suse.cz>
10941 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
10942 (set_nothrow_flag_1): ... this; handle interposition correctly;
10943 recurse on aliases and thunks.
10944 (cgraph_node::set_nothrow_flag): New.
10945 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
10946 functions compiled with non-call exceptions that binds to current
10948 (propagate_nothrow): Be safe WRT interposition.
10949 * cgraph.h (set_nothrow_flag): Update prototype.
10951 2016-04-18 Jan Hubicka <jh@suse.cz>
10953 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10954 max_loop_iterations_int.
10955 (tree_unswitch_outer_loop): Likewise.
10957 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10959 PR tree-optimization/69489
10960 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
10961 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
10962 Revise dump message.
10963 (if_convertible_bb_p): Remove check on edge count of basic block's
10966 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10968 PR tree-optimization/56625
10969 PR tree-optimization/69489
10970 * tree-data-ref.h (DR_INNERMOST): New macro.
10971 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
10972 hashing struct innermost_loop_behavior.
10973 (ref_DR_map): Remove.
10974 (innermost_DR_map): New map.
10975 (baseref_DR_map): Revise comment.
10976 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
10977 to innermost_DR_map accroding to its innermost loop behavior.
10978 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
10979 to its innermost loop behavior.
10980 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
10981 Add initialization for innermost_DR_map. Record memory reference
10982 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
10983 have innermost loop behavior.
10984 (if_convertible_loop_p): Remove release for ref_DR_map. Release
10987 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
10989 * config/i386/i386.md (*lea<mode>_general_1): Rename from
10990 *lea_general_1. Use explicit SWI12 mode interator.
10991 (*lea<mode>_general_2): Rename from *lea_general_2.
10992 Use explicit SWI12 mode interator.
10993 (*lea<mode>_general_3): Rename from *lea_general_3.
10994 Use explicit SWI12 mode interator.
10995 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
10996 Use explicit SWI12 mode interator.
10997 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
10998 Use explicit SWI48 mode interator.
11000 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11002 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11003 Short-cut unaligned load and store cases. Handle all integer
11005 (ix86_expand_vector_move_misalign): Short-cut unaligned load
11006 and store cases. Call ix86_avx256_split_vector_move_misalign
11007 directly without checking mode class.
11009 2016-04-20 Andrew Pinski <apinski@cavium.com>
11010 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11013 * config/aarch64/aarch64.md (sibcall): Force call
11014 address to be DImode for ILP32.
11015 (sibcall_value): Likewise.
11017 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
11019 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
11021 2016-04-20 Richard Biener <rguenther@suse.de>
11023 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
11024 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
11025 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
11026 (maybe_push_res_to_seq): Adjust.
11027 * gimple-fold.c (maybe_build_generic_op): Likewise.
11029 2016-04-20 Marek Polacek <polacek@redhat.com>
11031 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
11034 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
11036 * config/i386/sse.md (vec_unpacks_lo_hi): Always
11037 use kmovw to support AVX512F target.
11039 2016-04-20 Bin Cheng <bin.cheng@arm.com>
11041 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
11043 2016-04-20 Marek Polacek <polacek@redhat.com>
11045 PR tree-optimization/70725
11046 * tree-if-conv.c (is_false_predicate): New function.
11047 (predicate_mem_writes): Use it.
11049 2016-04-20 Richard Biener <rguenther@suse.de>
11051 PR tree-optimization/70726
11052 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
11053 shift amounts from a pattern stmt operand.
11055 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11058 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
11059 stack_restore_from_fpr pattern when restoring r15.
11060 (s390_optimize_prologue): Strip away the memory barrier in the
11061 parallel when trying to get rid of restore insns.
11062 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
11063 definition for loading the stack pointer from an FPR. Compared to
11064 the normal move insn this pattern includes a full memory barrier.
11066 2016-04-19 Jakub Jelinek <jakub@redhat.com>
11068 PR middle-end/70680
11069 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
11070 implicitly linear or lastprivate iterator on the outer context.
11072 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11074 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
11076 * config/i386/i386.md (ssememalign): Removed.
11077 * config/i386/sse.md: Remove ssememalign attribute from patterns.
11079 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
11082 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
11083 const short * to __builtin_ia32_loaddquhi512_mask.
11084 (_mm512_maskz_loadu_epi16): Likewise.
11085 (_mm512_mask_storeu_epi16): Pass short * to
11086 __builtin_ia32_storedquhi512_mask.
11087 (_mm512_mask_loadu_epi8): Pass const char * to
11088 __builtin_ia32_loaddquqi512_mask.
11089 (_mm512_maskz_loadu_epi8): Likewise.
11090 (_mm512_mask_storeu_epi8): Pass char * to
11091 __builtin_ia32_storedquqi512_mask.
11092 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
11093 const double * to __builtin_ia32_loadupd512_mask.
11094 (_mm512_mask_loadu_pd): Likewise.
11095 (_mm512_maskz_loadu_pd): Likewise.
11096 (_mm512_storeu_pd): Pass double * to
11097 __builtin_ia32_storeupd512_mask.
11098 (_mm512_mask_storeu_pd): Likewise.
11099 (_mm512_loadu_ps): Pass const float * to
11100 __builtin_ia32_loadups512_mask.
11101 (_mm512_mask_loadu_ps): Likewise.
11102 (_mm512_maskz_loadu_ps): Likewise.
11103 (_mm512_storeu_ps): Pass float * to
11104 __builtin_ia32_storeups512_mask.
11105 (_mm512_mask_storeu_ps): Likewise.
11106 (_mm512_mask_loadu_epi64): Pass const long long * to
11107 __builtin_ia32_loaddqudi512_mask.
11108 (_mm512_maskz_loadu_epi64): Likewise.
11109 (_mm512_mask_storeu_epi64): Pass long long *
11110 to __builtin_ia32_storedqudi512_mask.
11111 (_mm512_loadu_si512): Pass const int * to
11112 __builtin_ia32_loaddqusi512_mask.
11113 (_mm512_mask_loadu_epi32): Likewise.
11114 (_mm512_maskz_loadu_epi32): Likewise.
11115 (_mm512_storeu_si512): Pass int * to
11116 __builtin_ia32_storedqusi512_mask.
11117 (_mm512_mask_storeu_epi32): Likewise.
11118 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
11119 char * to __builtin_ia32_storedquqi256_mask.
11120 (_mm_mask_storeu_epi8): Likewise.
11121 (_mm256_mask_loadu_epi16): Pass const short * to
11122 __builtin_ia32_loaddquhi256_mask.
11123 (_mm256_maskz_loadu_epi16): Likewise.
11124 (_mm_mask_loadu_epi16): Pass const short * to
11125 __builtin_ia32_loaddquhi128_mask.
11126 (_mm_maskz_loadu_epi16): Likewise.
11127 (_mm256_mask_loadu_epi8): Pass const char * to
11128 __builtin_ia32_loaddquqi256_mask.
11129 (_mm256_maskz_loadu_epi8): Likewise.
11130 (_mm_mask_loadu_epi8): Pass const char * to
11131 __builtin_ia32_loaddquqi128_mask.
11132 (_mm_maskz_loadu_epi8): Likewise.
11133 (_mm256_mask_storeu_epi16): Pass short * to.
11134 __builtin_ia32_storedquhi256_mask.
11135 (_mm_mask_storeu_epi16): Pass short * to.
11136 __builtin_ia32_storedquhi128_mask.
11137 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
11138 const double * to __builtin_ia32_loadupd256_mask.
11139 (_mm256_maskz_loadu_pd): Likewise.
11140 (_mm_mask_loadu_pd): Pass onst double * to
11141 __builtin_ia32_loadupd128_mask.
11142 (_mm_maskz_loadu_pd): Likewise.
11143 (_mm256_mask_storeu_pd): Pass double * to
11144 __builtin_ia32_storeupd256_mask.
11145 (_mm_mask_storeu_pd): Pass double * to
11146 __builtin_ia32_storeupd128_mask.
11147 (_mm256_mask_loadu_ps): Pass const float * to
11148 __builtin_ia32_loadups256_mask.
11149 (_mm256_maskz_loadu_ps): Likewise.
11150 (_mm_mask_loadu_ps): Pass const float * to
11151 __builtin_ia32_loadups128_mask.
11152 (_mm_maskz_loadu_ps): Likewise.
11153 (_mm256_mask_storeu_ps): Pass float * to
11154 __builtin_ia32_storeups256_mask.
11155 (_mm_mask_storeu_ps): ass float * to
11156 __builtin_ia32_storeups128_mask.
11157 (_mm256_mask_loadu_epi64): Pass const long long * to
11158 __builtin_ia32_loaddqudi256_mask.
11159 (_mm256_maskz_loadu_epi64): Likewise.
11160 (_mm_mask_loadu_epi64): Pass const long long * to
11161 __builtin_ia32_loaddqudi128_mask.
11162 (_mm_maskz_loadu_epi64): Likewise.
11163 (_mm256_mask_storeu_epi64): Pass long long * to
11164 __builtin_ia32_storedqudi256_mask.
11165 (_mm_mask_storeu_epi64): Pass long long * to
11166 __builtin_ia32_storedqudi128_mask.
11167 (_mm256_mask_loadu_epi32): Pass const int * to
11168 __builtin_ia32_loaddqusi256_mask.
11169 (_mm256_maskz_loadu_epi32): Likewise.
11170 (_mm_mask_loadu_epi32): Pass const int * to
11171 __builtin_ia32_loaddqusi128_mask.
11172 (_mm_maskz_loadu_epi32): Likewise.
11173 (_mm256_mask_storeu_epi32): Pass int * to
11174 __builtin_ia32_storedqusi256_mask.
11175 (_mm_mask_storeu_epi32): Pass int * to
11176 __builtin_ia32_storedqusi128_mask.
11177 * config/i386/i386-builtin-types.def (PCSHORT): New.
11178 (PINT64): Likewise.
11179 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
11180 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
11181 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
11182 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
11183 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
11184 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
11185 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
11186 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
11187 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
11188 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
11189 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
11190 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
11191 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
11192 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
11193 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
11194 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
11195 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
11196 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
11197 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
11198 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
11199 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
11200 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
11201 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
11202 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
11203 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
11204 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
11205 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
11206 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
11207 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
11208 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
11209 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
11210 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
11211 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
11212 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
11213 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
11214 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
11215 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
11216 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
11217 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
11218 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
11219 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
11220 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
11221 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
11222 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
11223 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
11224 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
11225 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
11226 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
11227 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
11229 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
11230 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
11232 (ix86_expand_vector_move_misalign): Likewise.
11233 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
11234 to scalar function prototype for unaligned load/store builtins.
11235 (ix86_expand_special_args_builtin): Updated.
11236 * config/i386/sse.md (UNSPEC_LOADU): Removed.
11237 (UNSPEC_STOREU): Likewise.
11238 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
11239 (VI_ULOADSTORE_F_AVX512VL): Likewise.
11240 (ssescalarsize): Handle V4TI, V2TI and V1TI.
11241 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11242 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
11243 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
11244 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
11245 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
11246 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
11247 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
11248 (<avx512>_storedqu<mode>_mask): Likewise.
11249 (*sse4_2_pcmpestr_unaligned): Likewise.
11250 (*sse4_2_pcmpistr_unaligned): Likewise.
11251 (*mov<mode>_internal): Renamed to ...
11252 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
11253 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
11254 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
11255 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
11257 2016-04-19 Richard Biener <rguenther@suse.de>
11259 PR tree-optimization/70171
11260 * tree-ssa-phiprop.c: Include stor-layout.h.
11261 (phiprop_insert_phi): Handle the aggregate copy case.
11262 (propagate_with_phi): Likewise.
11264 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
11266 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
11267 instead of simplify_gen_subreg (... , 0).
11268 (ix86_delegitimize_address): Ditto.
11269 (ix86_split_divmod): Ditto.
11270 (ix86_split_copysign_const): Ditto.
11271 (ix86_split_copysign_var): Ditto.
11272 (ix86_expand_args_builtin): Ditto.
11273 (ix86_expand_round_builtin): Ditto.
11274 (ix86_expand_special_args_builtin): Ditto.
11275 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
11276 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
11277 (udivmodqi4): Ditto.
11278 (absneg splitters): Ditto.
11279 (*jcc_bt<mode>_1): Ditto.
11281 2016-04-19 Richard Biener <rguenther@suse.de>
11283 PR tree-optimization/70724
11284 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
11285 restoring out from ...
11286 (free_scc_vn): ... here.
11287 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
11288 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
11290 (pass_fre::execute): Restore SSA info.
11292 2016-04-19 Richard Biener <rguenther@suse.de>
11294 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
11295 * gimple-walk.c (walk_gimple_op): Initialize it.
11296 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
11297 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
11298 remapping SSA names of defs.
11299 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
11302 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
11304 PR middle-end/70689
11305 * lra-constraints.c (equiv_substition_p): New.
11306 (process_alt_operands): Use it.
11307 (swap_operands): Swap it.
11308 (curr_insn_transform): Update it.
11310 2016-04-18 Michael Matz <matz@suse.de>
11312 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
11313 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
11314 * tree-core.h (tree_type_common.align): Use bit-field.
11315 (tree_type_common.spare): New.
11316 (tree_decl_common.off_align): Make smaller.
11317 (tree_decl_common.align): Use bit-field.
11319 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
11320 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
11321 (scan_sharing_clauses): Ditto.
11322 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11323 (omp_finish_file): Ditto.
11324 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
11325 (layout_decl): Ditto.
11326 (relayout_decl): Ditto.
11327 (finalize_record_size): Use SET_TYPE_ALIGN.
11328 (finalize_type_size): Ditto.
11329 (finish_builtin_struct): Ditto.
11330 (layout_type): Ditto.
11331 (initialize_sizetypes): Ditto.
11332 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
11333 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
11334 (lookup_field_for_decl): Use SET_DECL_ALIGN.
11335 (get_chain_field): Ditto.
11336 (get_trampoline_type): Ditto.
11337 (get_nl_goto_field): Ditto.
11338 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
11340 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
11341 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
11342 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
11343 (build_qualified_type): Use SET_TYPE_ALIGN.
11344 (build_aligned_type, build_range_type_1): Ditto.
11345 (build_atomic_base): Ditto.
11346 (build_common_tree_nodes): Ditto.
11347 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
11348 (expand_one_stack_var_at): Ditto.
11349 * coverage.c (build_var): Use SET_DECL_ALIGN.
11350 * except.c (init_eh): Ditto.
11351 * function.c (assign_parm_setup_block): Ditto.
11352 * symtab.c (increase_alignment_1): Ditto.
11353 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
11354 * tree-vect-stmts.c (ensure_base_align): Ditto.
11355 * varasm.c (align_variable): Ditto.
11356 (assemble_variable): Ditto.
11357 (build_constant_desc): Ditto.
11358 (output_constant_def_contents): Ditto.
11360 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
11361 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
11362 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
11363 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
11364 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
11366 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
11369 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
11370 replace %vmovsd with "%vmovq".
11371 (vec_concatv2df): Likewise.
11373 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
11375 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
11376 (*vec_extractv2si_0): Ditto.
11377 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
11378 (zero_extended_scalar_load_operand splitters): Ditto.
11379 (vec_extract splitters): Ditto.
11380 (*vec_extractv4si_0_zext): Ditto.
11381 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
11382 and lowpart_subreg.
11383 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
11384 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
11385 (*sse4_1_extractps): Use lowpart_subreg.
11386 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
11388 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11390 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
11392 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
11393 Mention Solaris 11 packaging changes.
11394 Update gas and gld requirements.
11395 Remove reference to pre-Solaris 10 bug.
11396 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
11398 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
11401 2016-04-17 Jan Hubicka <jh@suse.cz>
11403 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
11404 max_loop_iterations_int.
11406 2016-04-18 Richard Biener <rguenther@suse.de>
11408 PR tree-optimization/43434
11409 * tree-ssa-structalias.c (struct vls_data): New.
11410 (visit_loadstore): Handle all pointer-based accesses.
11411 (compute_dependence_clique): Compute a bitmap of restrict tags
11412 assigned bases and pass it to visit_loadstore.
11414 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
11417 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
11418 armv8.1-a and armv8.1-a+crc.
11420 2016-04-18 Richard Biener <rguenther@suse.de>
11422 PR tree-optimization/70701
11423 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
11424 references after translating through a memcpy.
11426 2016-04-18 Richard Biener <rguenther@suse.de>
11428 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
11429 (compute_antic): ... here. For partial antic use regular
11430 postorder and scrap iteration.
11431 (compute_partial_antic_aux): Remove unused return value.
11432 (init_pre): Do not allocate postorder.
11433 (fini_pre): Do not free postorder.
11435 2016-04-18 Richard Biener <rguenther@suse.de>
11437 PR middle-end/37870
11438 * expmed.c (extract_bit_field_1): Remove broken case
11439 using a wider MODE_INT mode.
11441 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
11443 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
11444 unless compiling with at least GCC-4.8.
11446 2016-04-17 Jan Hubicka <jh@suse.cz>
11449 * graphite.c (graphite_finalize): Update call to
11450 tree_estimate_probability.
11451 * predict.h (tree_estimate_probability): Update prototype.
11453 2016-04-17 Jan Hubicka <jh@suse.cz>
11455 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
11456 (tree_estimate_probability): Likewise.
11457 (pass_profile::execute): Update.
11458 (report_predictor_hitrates): New function.
11459 * profile.c (compute_branch_probabilities): Use it.
11460 * predict.h (report_predictor_hitrates): Declare.
11462 2016-04-17 Jan Hubicka <jh@suse.cz>
11465 * cgraph.h (cgraph_node::set_const_flag,
11466 cgraph_node::set_pure_flag): Update prototype to return bool;
11468 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
11469 of interposable symbol are interposable, too.
11470 (cgraph_set_const_flag_1): Rename to ...
11471 (set_const_flag_1): ... this one; change to self recursive function
11472 instead of call_for_symbol_thunks_and_aliases. Handle correctly
11473 clearnig the flag in all variants and also virtual thunks of const
11474 functions are pure; track if any change was done.
11475 (cgraph_node::set_const_flag): Update.
11476 (struct set_pure_flag_info): New struct.
11477 (cgraph_set_pure_flag_1): Rename to ...
11478 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
11479 rather than pointer encoded flags; track if any changes was done;
11480 handle correctly clearning flag and setting flag of aliases already
11482 (cgraph_node::set_pure_flag): Update.
11483 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
11485 2016-04-17 Tom de Vries <tom@codesourcery.com>
11488 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
11489 backslash in label.
11491 2016-04-17 Tom de Vries <tom@codesourcery.com>
11493 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
11494 '{}<> ' as escape-for-record.
11496 2016-04-17 Tom de Vries <tom@codesourcery.com>
11498 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11501 2016-04-17 Tom de Vries <tom@codesourcery.com>
11504 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
11505 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
11506 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
11507 * passes.c (finish_optimization_passes): Only call
11508 finish_graph_dump_file if dfi->graph_dump_initialized.
11509 (execute_function_dump, pass_init_dump_file): Use
11510 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
11512 2016-04-17 Tom de Vries <tom@codesourcery.com>
11514 PR tree-optimization/70256
11515 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
11516 (debug_varmap): New function.
11518 2016-04-17 Tom de Vries <tom@codesourcery.com>
11521 * passes.c (pass_manager::register_pass): Propagate pflags.
11523 2016-04-17 Tom de Vries <tom@codesourcery.com>
11526 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
11527 * passes.c (pass_manager::pass_manager): Declare and init p_start in
11528 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
11529 check if it's equal to p_start.
11530 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
11532 2016-04-15 Jan Hubicka <jh@suse.cz>
11535 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
11536 function does not bind to current def.
11537 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
11538 handle conservatively calls to functions that does not need to bind
11540 (check_call): Update call of worse_state.
11541 (ignore_edge_for_nothrow): Update.
11542 (ignore_edge_for_pure_const): Likewise.
11543 (propagate_pure_const): Update calls to worse_state.
11544 (skip_function_for_local_pure_const): Reformat comments.
11546 2016-04-15 Jan Hubicka <jh@suse.cz>
11549 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
11550 (cgraph_node::function_symbol): Likewise.
11551 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11552 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
11553 (symtab_node::ultimate_alias_target): Add REF parameter.
11554 (symtab_node::binds_to_current_def_p): Declare.
11555 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
11556 (cgraph_node::function_symbol): Likewise.
11557 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
11558 (cgraph_node::get_availability): Likewise.
11559 (cgraph_edge::binds_to_current_def_p): New inline function.
11560 (varpool_node::get_availability): Add REF parameter.
11561 (varpool_node::ultimate_alias_target): Likewise.
11562 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
11563 (symtab_node::binds_to_current_def_p): Likewise.
11564 * varpool.c (varpool_node::get_availability): Likewise.
11566 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11569 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
11570 Fix mode size check.
11572 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11574 * BASE-VER: Set to 7.0.0.
11576 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
11578 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
11580 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11582 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
11583 architecture revisions.
11585 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
11587 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
11588 * config/i386/i386.c (ix86_using_red_zone): No longer static.
11589 * config/i386/i386.md (stack decrement to push peepholes): Guard
11590 with !x86_using_red_zone ().
11592 2016-04-15 Jakub Jelinek <jakub@redhat.com>
11595 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
11596 to dump_generic_node.
11597 (NIY): Pass also flags to do_niy.
11599 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
11601 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
11602 (simd_clone_vector_of_formal_parm_types)
11603 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
11604 (simd_clone_mangle, simd_clone_create)
11605 (simd_clone_adjust_return_type, create_tmp_simd_array)
11606 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
11607 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
11608 (ipa_simd_modify_function_body, simd_clone_linear_addend)
11609 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
11610 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
11611 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
11612 * omp-simd-clone.c: ... this new file.
11613 (simd_clone_vector_of_formal_parm_types): Make it static.
11614 * Makefile.in (OBJS): Add omp-simd-clone.o.
11616 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
11619 * config/i386/sse.md: Use proper memory operand modifiers.
11622 2016-04-15 Richard Biener <rguenther@suse.de>
11623 Alan Modra <amodra@gmail.com>
11625 PR tree-optimization/70130
11626 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
11627 when alignment stays not the same and no not use the realign
11630 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11633 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11634 direct move handlers for KFmode. Change TFmode handlers test from
11635 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
11637 2016-04-14 Jakub Jelinek <jakub@redhat.com>
11640 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
11641 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
11642 (inlined_polymorphic_ctor_dtor_block_p): Use it.
11643 * tree-ssa-live.c (remove_unused_scope_block_p): When
11644 in_ctor_dtor_block, avoid discarding not just BLOCKs with
11645 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
11646 block_ultimate_origin is FUNCTION_DECL.
11647 (remove_unused_locals): If current_function_decl is
11648 polymorphic_ctor_dtor_p, pass initial true to
11649 remove_unused_scope_block_p' is_ctor_dtor_block.
11651 2016-04-14 Martin Sebor <msebor@redhat.com>
11656 * doc/extend.texi (Variable Length): Revert.
11658 2016-04-14 Marek Polacek <polacek@redhat.com>
11659 Jan Hubicka <hubicka@ucw.cz>
11662 * tree.c (verify_type): Disable the canonical type of main variant
11665 2016-04-14 Jason Merrill <jason@redhat.com>
11667 * cfgexpand.c, expr.c: Revert previous change.
11669 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
11671 PR middle-end/70643
11672 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
11673 when building a mem ref for the incoming reduction variable.
11675 2016-04-14 Richard Biener <rguenther@suse.de>
11677 PR tree-optimization/70614
11678 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
11679 loop if the evolution dropped to chrec_dont_know.
11680 (interpret_condition_phi): Likewise.
11682 2016-04-14 Richard Biener <rguenther@suse.de>
11684 PR tree-optimization/70623
11685 * tree-ssa-pre.c (changed_blocks): Make global ...
11686 (compute_antic): ... local here. Move and fix worklist
11687 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
11688 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
11689 worklist handling, dump when ANTIC_IN changed.
11690 (compute_partial_antic_aux): Remove worklist handling.
11691 (init_pre): Do not compute post dominators. Add a comment about
11692 the CFG order chosen.
11693 (fini_pre): Do not free post dominators.
11695 2016-04-13 Martin Sebor <msebor@redhat.com>
11700 * doc/extend.texi (Variable Length): Document C++ specifics.
11702 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11705 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
11706 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
11707 eh edges have been purged.
11710 * tree-sra.c (create_access_replacement,
11711 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
11713 * tree-pretty-print.c (dump_fancy_name): New function.
11714 (dump_decl_name, dump_generic_node): Use it.
11716 2016-04-13 Jason Merrill <jason@redhat.com>
11718 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
11719 * expr.c (expand_expr_real_1): Likewise.
11721 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
11723 * config/i386/i386.md (kunpckhi): Swap operands.
11724 (kunpcksi): Likewise.
11725 (kunpckdi): Likewise.
11726 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
11727 (vec_pack_trunc_<mode>): Likewise.
11729 2016-04-13 Jakub Jelinek <jakub@redhat.com>
11732 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
11734 PR middle-end/70633
11735 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
11736 gimplification turns some element into non-constant.
11739 * rtl.h (convert_memory_address_addr_space_1): New prototype.
11740 * explow.c (convert_memory_address_addr_space_1): No longer static,
11741 add NO_EMIT argument and don't call convert_modes if true, pass
11742 it down recursively, remove break after return.
11743 (convert_memory_address_addr_space): Adjust caller.
11744 * simplify-rtx.c (simplify_unary_operation_1): Call
11745 convert_memory_address_addr_space_1 instead of convert_memory_address,
11746 if it returns NULL, don't simplify.
11748 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
11751 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
11753 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11755 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11756 Bump the upper SIMDLEN limits, so that if the return type or
11757 characteristic type if the return type is void can be passed in
11758 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
11761 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11764 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
11765 Do not use "=" constraint on an input constraint.
11766 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11767 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11768 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
11769 generates (neg (abs ...)) instead of (abs ...).
11771 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11773 PR rtl-optimization/70596
11774 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
11775 just invalidate LRA data and reset them. Adjust dump wording.
11777 2016-04-12 Martin Liska <mliska@suse.cz>
11780 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11782 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11784 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11785 max_loop_iterations_int.
11786 (tree_unswitch_outer_loop): Likewise.
11787 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11788 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11790 2016-04-12 Tom de Vries <tom@codesourcery.com>
11792 PR tree-optimization/68756
11793 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
11794 instead of new_name.
11796 2016-04-12 Jakub Jelinek <jakub@redhat.com>
11798 PR tree-optimization/70602
11799 * tree-sra.c (generate_subtree_copies): Don't write anything into
11800 constant pool decls.
11802 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
11803 regardless whether there are depend clauses or not.
11805 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11808 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
11809 target attribute and pragma from changing the -mfloat128
11810 and -mfloat128-hardware options.
11812 * doc/extend.texi (Additional Floating Types): Document PowerPC
11813 __float128 restrictions.
11815 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11818 * config/aarch64/driver-aarch64.c
11819 (aarch64_get_extension_string_for_isa_flags): New.
11820 (arch_extension): Rename to...
11821 (aarch64_arch_extension): ...This.
11822 (ext_to_feat_string): Rename to...
11823 (aarch64_extensions): ...This.
11824 (aarch64_core_data): Keep track of architecture extension flags.
11825 (cpu_data): Rename to...
11826 (aarch64_cpu_data): ...This.
11827 (aarch64_arch_driver_info): Keep track of architecture extension
11829 (get_arch_name_from_id): Rename to...
11830 (get_arch_from_id): ...This, change return type.
11831 (host_detect_local_cpu): Update and reformat for renames, handle
11832 extensions through common infrastructure.
11834 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11837 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
11838 track of a canonical flag name.
11839 (all_extensions): Likewise.
11840 (arch_to_arch_name): Also track extension flags enabled by the arch.
11841 (all_architectures): Likewise.
11842 (aarch64_parse_extension): Move to here.
11843 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
11845 (aarch64_rewrite_selected_cpu): Update for above change.
11846 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
11847 are handled, such that the single explicit value enabled by an
11848 extension is kept seperate from the implicit values it also enables.
11849 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
11851 (aarch64_parse_extension): New.
11852 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
11853 here to config/aarch64/aarch64-protos.h.
11854 (aarch64_parse_extension): Move from here to
11855 common/config/aarch64/aarch64-common.c.
11856 (aarch64_option_print): Update.
11857 (aarch64_declare_function_name): Likewise.
11858 (aarch64_start_file): Likewise.
11859 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
11860 the canonical flag for extensions.
11861 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
11864 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
11866 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
11869 2016-04-09 Tom de Vries <tom@codesourcery.com>
11871 PR tree-optimization/68953
11872 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
11873 first to last subscript.
11875 2016-04-09 Jakub Jelinek <jakub@redhat.com>
11877 PR tree-optimization/70586
11878 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
11881 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
11885 PR tree-optimization/70373
11886 PR middle-end/70533
11887 PR middle-end/70534
11888 PR middle-end/70535
11889 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
11890 clauses for acc parallel reductions as necessary. Error on those
11892 * omp-low.c (scan_sharing_clauses): Don't install variables which
11893 are used in acc parallel reductions.
11894 (lower_rec_input_clauses): Remove dead code.
11895 (lower_oacc_reductions): Add support for reference reductions.
11896 (lower_reduction_clauses): Remove dead code.
11897 (lower_omp_target): Don't remap variables appearing in acc parallel
11899 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
11901 2016-04-08 Jakub Jelinek <jakub@redhat.com>
11903 PR middle-end/70593
11904 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
11905 with multiple SSA_NAME defs, force the outputs other than first
11906 to be live before calling live_track_process_def on each output.
11908 PR rtl-optimization/70574
11909 * fwprop.c (forward_propagate_and_simplify): Don't add
11910 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
11911 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
11912 paradoxical subregs within *loc.
11914 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
11916 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
11917 -ftree-parallelize-loops={0,1}.
11918 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
11919 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
11920 * config/ia64/hpux.h (LIB_SPEC): Likewise.
11921 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
11922 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
11924 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
11927 * asan.c (instrument_derefs): If we get unknown location, extract it
11928 with EXPR_LOCATION.
11929 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
11931 2016-04-08 Tom de Vries <tom@codesourcery.com>
11933 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
11934 implicit firstprivate clause.
11936 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11939 * config/arm/thumb2.md (tst + branch-> lsls + branch
11940 peephole below *orsi_not_shiftsi_si): Require that condition
11941 register is dead after the peephole.
11942 (second peephole after the above): Likewise.
11944 2016-04-08 Alan Modra <amodra@gmail.com>
11947 * builtins.c (fold_builtin_classify): For IBM extended precision,
11948 look at just the high-order double to test for NaN.
11949 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
11950 test just the high double for Inf but both doubles for subnormal
11953 2016-04-07 Jakub Jelinek <jakub@redhat.com>
11955 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
11956 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
11957 node->simdclone->mask_mode != VOIDmode masks.
11958 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
11959 earlier, use it instead of node->simdclone.
11960 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11961 Set clonei->mask_mode.
11963 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11966 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
11967 Pass it through to cp_parser_already_scoped_statement.
11968 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
11969 it through to cp_parser_statement.
11970 (cp_parser_statement): Pass IF_P through to
11971 cp_parser_iteration_statement.
11972 (cp_parser_pragma): Adjust call to
11973 cp_parser_iteration_statement.
11975 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
11978 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
11979 resolve a future -Wparentheses warning.
11980 * omp-low.c (scan_sharing_clauses): Likewise.
11981 * tree-parloops.c (eliminate_local_variables): Likewise.
11983 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
11985 PR rtl-optimization/70398
11986 * lra-constraints.c (process_address_1): Check zero scale and code
11987 for reloading with zero scale.
11989 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
11991 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
11992 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
11994 2016-04-06 Jakub Jelinek <jakub@redhat.com>
11996 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
11997 Add support for AVX512F clones, include them by default for
11998 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
11999 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
12002 PR middle-end/70550
12003 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
12004 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
12005 firstprivate clauses.
12006 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
12007 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
12008 (lower_omp_target): Set TREE_NO_WARNING for
12009 non-addressable possibly uninitialized vars which are copied into
12010 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
12012 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
12014 * config/pa/predicates.md (integer_store_memory_operand): Accept
12015 REG+D operands with a large offset when reload_in_progress is true.
12016 (floating_point_store_memory_operand): Likewise.
12018 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12021 * match.pd (nested int casts): Limit to GIMPLE.
12023 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
12026 * ipa-devirt.c (maybe_record_node): Fix comment; use
12027 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
12029 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12031 PR rtl-optimization/70542
12032 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
12033 if there are any uses other than insn or debug insns.
12035 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
12036 Jakub Jelinek <jakub@redhat.com>
12038 PR tree-optimization/70509
12039 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
12040 Shift HOST_WIDE_INT_1U instead of 1.
12042 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
12044 PR tree-optimization/70509
12045 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
12046 of the vector base type for index.
12048 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
12053 2016-04-05 Richard Biener <rguenther@suse.de>
12055 PR tree-optimization/70526
12056 * tree-sra.c (build_ref_for_offset): Use prev_base to
12057 extract the alias pointer type.
12059 2016-04-05 Richard Biener <rguenther@suse.de>
12061 * dse.c (struct store_info): Remove alias_set member.
12062 (struct read_info_type): Likewise.
12063 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
12064 spill_deleted, clear_alias_set_lookup): Remove.
12065 (get_group_info): Remove dead base == NULL_RTX case.
12066 (dse_step0): Remove initialization of removed variables.
12067 (delete_dead_store_insn): Reomve alias set dumping.
12068 (free_read_records): Remove alias_set handling.
12069 (canon_address): Remove alias_set_out parameter.
12070 (record_store): Remove spill_alias_set, it's always zero.
12071 (check_mem_read_rtx): Likewise.
12072 (dse_step2): Rename from ...
12073 (dse_step2_nospill): ... this. Adjust.
12074 (scan_stores): Rename from ...
12075 (scan_stores_nospill): ... this.
12076 (scan_reads): Rename from ...
12077 (scan_reads_nospill): ... this.
12078 (scan_stores_spill, scan_reads_spill): Remove.
12079 (dse_step3_scan): Remove for_spills argument which is always false.
12080 (dse_step3): Likewise.
12081 (dse_step5): Rename from ...
12082 (dse_step5_nospill): ... this. Remove alias_set handling.
12083 (rest_of_handle_dse): Adjust.
12085 2016-04-05 Jakub Jelinek <jakub@redhat.com>
12088 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
12089 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
12090 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
12091 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
12093 2016-04-05 Richard Biener <rguenther@suse.de>
12095 PR middle-end/70499
12096 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
12097 non-register type temporaries into SSA.
12099 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
12102 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
12103 calls when sanitizing.
12104 (possible_polymorphic_call_target_p): Fix formatting.
12106 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12107 Jakub Jelinek <jakub@redhat.com>
12109 PR middle-end/70457
12110 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
12111 to ensure a call statement is compatible with a built-in's
12113 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
12116 2016-04-04 Richard Biener <rguenther@suse.de>
12118 PR rtl-optimization/70484
12119 * rtl.h (canon_output_dependence): Declare.
12120 * alias.c (canon_output_dependence): New function.
12121 * dse.c (record_store): Use canon_output_dependence rather
12122 than canon_true_dependence.
12124 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12127 * cgraph.h (symtab_node::copy_visibility_from): New function.
12128 * symtab.c (symtab_node::copy_visibility_from): New function.
12129 * ipa-visibility.c (optimize_weakref): New function.
12130 (function_and_variable_visibility): Use it.
12132 2016-04-04 Martin Liska <mliska@suse.cz>
12135 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
12136 value that is really in range handled by SBR instruction.
12137 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
12138 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
12139 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
12141 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
12145 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
12146 set, but not for SP_REG operands.
12148 2016-04-02 Martin Sebor <msebor@redhat.com>
12151 * fold-const.c (maybe_nonzero_address): New function.
12152 (fold_comparison): Call it. Fold equality and relational
12153 expressions involving null pointers.
12154 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
12156 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
12158 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
12159 the "Y" constraint (scalar FP 0.0 immediate).
12161 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
12162 Add the "const_double" to the list of operand constraints.
12164 2016-04-01 Jakub Jelinek <jakub@redhat.com>
12166 PR rtl-optimization/70467
12167 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
12168 If low word of the last operand is 0, just emit addition/subtraction
12171 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12174 * config/s390/s390.c (s390_expand_insv): Check for everything
12175 constant instead of just VOIDmode stuff.
12177 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12180 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
12182 2016-04-01 Nathan Sidwell <nathan@acm.org>
12184 * tree.def (TRY_CATCH_EXPR): Correct documentation.
12186 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
12188 PR rtl-optimization/70461
12189 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
12192 2016-03-31 Martin Liska <mliska@suse.cz>
12195 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
12196 a tree value or an immediate integer value to a buffer
12197 that is eventually copied to a BRIG section.
12198 (emit_immediate_operand): Call the function here.
12199 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
12200 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
12201 of class' fields that are removed.
12202 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
12203 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
12204 m_brig_repr_size fields.
12206 2016-03-31 Martin Liska <mliska@suse.cz>
12209 * hsa-gen.c (hsa_function_representation::update_dominance): New
12211 (convert_addr_to_flat_segment): Likewise.
12212 (gen_hsa_memory_set): New alignment argument.
12213 (gen_hsa_ctor_assignment): Likewise.
12214 (gen_hsa_insns_for_single_assignment): Provide alignment
12215 to gen_hsa_ctor_assignment.
12216 (gen_hsa_insns_for_direct_call): Add new argument.
12217 (expand_lhs_of_string_op): New function.
12218 (expand_string_operation_builtin): Likewise.
12219 (expand_memory_copy): New function.
12220 (expand_memory_set): New function.
12221 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
12222 (convert_switch_statements): Change signature.
12223 (generate_hsa): Use a return value of the function.
12224 (pass_gen_hsail::execute): Do not call
12225 convert_switch_statements here.
12226 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
12227 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
12228 (hsa_function_representation::update_dominance): New function.
12230 2016-03-31 Martin Liska <mliska@suse.cz>
12233 * hsa-brig.c (emit_directive_variable): Emit alignment
12234 according to hsa_symbol::m_align.
12235 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
12236 (dump_hsa_symbol): Dump alignment of HSA symbols.
12237 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
12238 (gen_hsa_addr_with_align): New function.
12239 (hsa_bitmemref_alignment): Use newly added function.
12240 (gen_hsa_insns_for_load): Likewise.
12241 (gen_hsa_insns_for_store): Likewise.
12242 (gen_hsa_memory_copy): New argument added.
12243 (gen_hsa_insns_for_single_assignment): Respect
12244 alignment for assignments processed via gen_hsa_memory_copy.
12245 (gen_hsa_insns_for_direct_call): Likewise.
12246 (gen_hsa_insns_for_return): Likewise.
12247 (gen_function_def_parameters): Set default alignment.
12248 * hsa.c (hsa_object_alignment): New function.
12249 (hsa_byte_alignment): Pasted function.
12250 * hsa.h (hsa_symbol::m_align): New field.
12252 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12254 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
12255 scratch field for goto case.
12257 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
12259 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
12261 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
12264 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
12265 (scalar_chain::convert_insn): Call convert_op for reg
12266 moves to handle undefined registers.
12268 2016-03-31 Nathan Sidwell <nathan@acm.org>
12271 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
12272 Assert we don't want to move backwards.
12274 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
12277 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
12279 2016-03-31 Jakub Jelinek <jakub@redhat.com>
12281 PR rtl-optimization/70460
12282 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
12283 with operand from REG_LABEL_OPERAND, instead substitute
12284 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
12285 Don't do anything for REG_NON_LOCAL_GOTO jumps.
12287 2016-03-31 Martin Liska <mliska@suse.cz>
12289 * passes.c (execute_one_pass): Do not call
12290 todo_after for a discarded function.
12292 2016-03-31 Bin Cheng <bin.cheng@arm.com>
12294 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
12295 (no_cost, infinite_cost): Initialize the new field.
12296 (get_computation_cost_at): Record setup cost.
12297 (determine_use_iv_cost_address): Skip cost computation for sub
12298 uses if we can estimate it without losing accuracy.
12300 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
12302 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
12304 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
12305 max_loop_iterations_int.
12306 (tree_unswitch_outer_loop): Likewise.
12307 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12308 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
12310 2016-03-30 Richard Biener <rguenther@suse.de>
12312 PR middle-end/70450
12313 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
12315 2016-03-30 Jakub Jelinek <jakub@redhat.com>
12318 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
12319 in gen_blendm expander.
12321 2016-03-30 Nick Clifton <nickc@redhat.com>
12324 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
12325 case where we are already provided with an SImode SUBREG.
12327 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
12330 * config/i386/i386.c (ix86_expand_epilogue): Properly check
12331 conflict between DRAP register and __builtin_eh_return.
12333 2016-03-30 Michael Matz <matz@suse.de>
12334 Richard Biener <rguenther@suse.de>
12337 * ipa-polymorphic-call.c (struct type_change_info): Change
12338 speculative to an unsigned allowing to limit the work we do.
12339 (csftc_abort_walking_p): New inline function..
12340 (check_stmt_for_type_change): Limit the number of may-defs
12341 skipped for speculative devirtualization to
12342 max-speculative-devirt-maydefs.
12343 * params.def (max-speculative-devirt-maydefs): New param.
12344 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
12346 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
12349 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
12352 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
12354 PR tree-optimization/59124
12355 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
12356 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
12358 2016-03-29 Jeff Law <law@redhat.com>
12360 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
12362 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12364 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
12367 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
12369 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
12370 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
12371 gcrt0.o if linking dynamically.
12373 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12376 * ipa-devirt.c (methods_equal_p): New function.
12377 (compare_virtual_tables): Use it.
12378 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
12379 * cgraphclones.c (clone_function_name_1): Use
12380 symbol_table::symbol_suffix_separator.
12381 * coverage.c (build_var): Likewise.
12382 * symtab.c (symbol_table::symbol_suffix_separator): New.
12384 2016-03-29 Jakub Jelinek <jakub@redhat.com>
12386 PR rtl-optimization/70429
12387 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
12388 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
12389 mode != result_mode.
12392 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
12394 PR tree-optimization/70405
12395 * ssa-iterators.h (num_imm_uses): Add missing braces.
12397 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
12399 PR rtl-optimization/68695
12400 * ira-color.c (allocno_copy_cost_saving): New.
12401 (improve_allocation): Use it.
12403 2016-03-29 Richard Henderson <rth@redhat.com>
12405 PR middle-end/70355
12406 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
12408 2016-03-29 Richard Biener <rguenther@suse.de>
12410 PR middle-end/70424
12411 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
12412 use alignment returned by get_pointer_alignment_1 if it is
12413 bigger than BITS_PER_UNIT.
12414 * builtins.c (get_pointer_alignment_1): Do not return true
12415 for alignment extracted from SSA info.
12417 2016-03-28 James Bowman <james.bowman@ftdichip.com>
12419 * config/ft32/ft32.opt (mnodiv): New.
12420 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
12421 * doc/invoke.texi (FT32 Options -mnodiv): New.
12423 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
12426 * config/i386/i386.md (define_split, andn): Fix modes.
12428 2016-03-26 Richard Biener <rguenther@suse.de>
12429 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12432 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
12434 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
12435 as 2nd argument to cl_optimization_restore().
12437 2016-03-25 Richard Henderson <rth@redhat.com>
12440 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
12441 * config/aarch64/aarch64-protos.h: Declare it.
12442 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
12444 2016-03-25 Alan Modra <amodra@gmail.com>
12447 * config/rs6000/constraints.md (j): Simplify.
12448 * config/rs6000/predicates.md (easy_fp_constant): Exclude
12450 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
12451 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
12452 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
12453 in all constraint alternatives.
12454 (movtd_64bit_nodm): Delete "j" constraint alternative.
12456 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12458 * tree-ssa-propagate.c: Enhance docs for
12459 SSA_PROP_NOT_INTERESTING.
12461 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
12463 * doc/extend.texi: Fix typo in documentation to pure attribute.
12465 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
12468 * config/pa/pa.md (bswapdi2): Use a scratch register.
12470 2016-03-24 Richard Henderson <rth@redhat.com>
12472 PR middle-end/69845
12473 * fold-const.c (extract_muldiv_1): Correct test for multiplication
12476 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
12478 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
12479 using ix86_expand_binary_operator instead of gen_andsi3.
12481 2016-03-24 Richard Biener <rguenther@suse.de>
12483 PR tree-optimization/70396
12484 * tree-vect-stmts.c (vectorizable_comparison): Use
12485 get_vectype_for_scalar_type.
12487 2016-03-24 Richard Biener <rguenther@suse.de>
12489 PR middle-end/70370
12490 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
12491 with register bases.
12493 2016-03-24 Richard Biener <rguenther@suse.de>
12495 PR tree-optimization/70372
12496 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
12497 build_all_ones_cst to also handle vector types correctly.
12499 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12502 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
12505 2016-03-23 Marek Polacek <polacek@redhat.com>
12508 * doc/invoke.texi: Document -Wignored-attributes.
12510 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12512 PR tree-optimization/69042
12513 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
12514 parameter from 30 to 40.
12516 2016-03-23 Bin Cheng <bin.cheng@arm.com>
12518 PR tree-optimization/69042
12519 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
12520 for use with constant offset stripped in base.
12522 2016-03-23 Richard Biener <rguenther@suse.de>
12524 PR middle-end/70251
12525 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
12526 mode compatibility check.
12527 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12529 2016-03-23 Jeff Law <law@redhat.com>
12531 PR tree-optimization/64058
12532 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
12534 (struct ssa_conflicts): Move up earlier in the file.
12535 (conflicts_, var_map_): New static variables.
12536 (initialize_conflict_count): New function to initialize the
12537 CONFLICT_COUNT field for each conflict pair.
12538 (compare_pairs): Lazily initialize the conflict count and use it
12539 as the first tie-breaker.
12540 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
12541 and wipe conflicts_ and map_ around the call to qsort. Remove
12542 special case for 2 coalesce pairs.
12543 * bitmap.c (bitmap_count_unique_bits): New function.
12544 (bitmap_count_bits_in_word): New function, extracted from
12546 (bitmap_count_bits): Use bitmap_count_bits_in_word.
12547 * bitmap.h (bitmap_count_unique_bits): Declare it.
12549 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
12552 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
12553 transparent alias chain for decl assembler name.
12554 * config/sol2.c (solaris_assemble_visibility): Likewise.
12556 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12558 * config/arm/arm1020e.md (1020call_op): Reduce reservation
12560 (v10_fdivs): Likewise.
12561 (v10_fdivd): Likewise.
12563 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12566 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
12567 to not call fclose twice on file.
12569 2016-03-23 Jakub Jelinek <jakub@redhat.com>
12571 PR tree-optimization/70354
12572 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12573 oprnd0 is wider than oprnd1 and there is a cast from the wider
12574 type to oprnd1, mask it with the mask of the narrower type.
12577 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
12578 Optimize TARGET_STV splitters, if high or low word of last argument
12581 2016-03-22 Jeff Law <law@redhat.com>
12584 tree-ssa-threadbackward.c
12585 (fsm_find_control_statement_thread_paths): Correctly distinguish
12586 between old style jump threads vs FSM jump threads.
12588 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
12591 * config/i386/i386.c (scalar_chain::convert_op): Support
12592 uninitialized register usage case.
12594 2016-03-22 Richard Biener <rguenther@suse.de>
12596 PR middle-end/70251
12597 * genmatch.c (gen_transform): Adjust last parameter to a three-state
12599 (capture::gen_transform): ... to change behavior when substituting
12600 a condition into cond or not-cond expr context.
12601 (dt_simplify::gen_1): Adjust.
12602 * gimple-match-head.c: Include gimplify.h for unshare_expr.
12603 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
12604 last change and instead change to
12605 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
12606 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12608 2016-03-22 Anthony Green <green@moxielogic.com>
12610 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
12611 issue for moxiebox targets.
12612 (CC1PLUS_SPEC): Ditto.
12614 2016-03-22 Richard Biener <rguenther@suse.de>
12616 PR middle-end/70333
12617 * fold-const.c (extract_muldiv_1): Properly perform multiplication
12620 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12622 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
12624 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
12627 * config/i386/i386.c (def_builtin): Handle
12628 OPTION_MASK_ISA_AVX512VL to be and-ed with other
12630 (const struct builtin_description bdesc_special_args[]):
12631 Remove duplicate ISA bits.
12633 2016-03-22 Jakub Jelinek <jakub@redhat.com>
12636 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
12637 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
12638 in a way that works also for AVX512BW.
12641 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
12642 instead of source if operands[1] is xmm16 and above and
12643 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
12644 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
12647 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
12648 on assign if (*from_p) is a comparison, set it to
12649 TREE_NO_WARNING (*from_p).
12651 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12653 PR middle-end/70326
12654 * lra.c (restore_scratches): Ignore deleted insns.
12656 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
12657 Jakub Jelinek <jakub@redhat.com>
12659 PR tree-optimization/70317
12660 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
12663 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
12666 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
12667 of ix86_expand_move.
12669 (movti): Use general_operand for operand 1 predicate.
12671 2016-03-21 Martin Liska <mliska@suse.cz>
12673 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
12675 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
12677 2016-03-21 Martin Liska <mliska@suse.cz>
12680 * ipa-icf.c (sem_function::parse): Skip static
12681 constructors and destructors.
12683 2016-03-21 Jakub Jelinek <jakub@redhat.com>
12686 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
12687 function-like macro, peek following token(s) if it is followed
12688 by CPP_OPEN_PAREN token with optional padding in between, and
12689 if not, don't treat it like a macro.
12691 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
12692 Alexander Monakov <amonakov@ispras.ru>
12694 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
12695 for the stabs debug format.
12697 2016-03-21 Richard Biener <rguenther@suse.de>
12699 PR tree-optimization/70310
12700 * tree-vect-generic.c (expand_vector_condition): Fold the built
12703 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
12706 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
12707 Block third alternative for AVX-512VL target,
12709 2016-03-21 Martin Liska <mliska@suse.cz>
12712 * hsa-brig.c (emit_function_directives): Mark unemitted
12713 global variables for emission.
12714 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
12715 (get_symbol_for_decl): Likewise.
12716 * hsa.h (struct hsa_symbol): New flag.
12718 2016-03-21 Richard Biener <rguenther@suse.de>
12720 PR tree-optimization/70288
12721 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
12722 we do not estimate unsimplified all-constant conditionals or
12723 switches as optimized away.
12725 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
12727 PR rtl-optimization/69102
12728 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
12729 when we have a readonly dependency context.
12731 2016-03-18 Jeff Law <law@redhat.com>
12733 PR rtl-optimization/70263
12734 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
12735 (update_equiv_regs): When trying to move a store to after the insn
12736 that sets the source of the store, make sure the store occurs after
12737 the insn that sets the source of the store. When successful note
12738 the REG_EQUIV note created in the dump file.
12740 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
12741 Bernd Schmidt <bschmidt@redhat.com>
12743 * doc/extend.texi: Document more potential problems with basic asms.
12745 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
12747 PR rtl-optimization/70278
12748 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
12751 2016-03-18 Jason Merrill <jason@redhat.com>
12753 * calls.c (load_register_parameters): Fix zero size sibcall logic.
12755 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
12757 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
12758 values to 128b regs.
12760 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12762 PR tree-optimization/70252
12763 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
12764 boolean vector has a proper number of elements.
12765 (supportable_narrowing_operation): Likewise.
12767 2016-03-18 Tom de Vries <tom@codesourcery.com>
12770 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
12772 2016-03-18 Jakub Jelinek <jakub@redhat.com>
12774 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
12775 instead of replace_rtx for DEBUG_INSNs.
12777 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12779 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
12780 load type reservations.
12782 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
12785 * config/pa/constraints.md: Revert 2015-02-13 change. Use
12786 define_constraint for "Q" and "T" constraints.
12788 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
12790 Tweak the pipeline model for Exynos M1
12792 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
12795 2016-03-17 David Malcolm <dmalcolm@redhat.com>
12798 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
12799 where one or both locations aren't within a line_map.
12801 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
12804 * opts.c (finish_options): Don't set flag_pie to the default if
12805 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
12808 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
12810 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
12811 true as ALL_REGS argument to replace_rtx.
12813 2016-03-17 Richard Biener <rguenther@suse.de>
12816 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
12819 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12822 * rtl.h (replace_rtx): Add ALL_REGS argument.
12823 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
12824 equality and assert mode is the same, instead of just rtx pointer
12826 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
12827 true as ALL_REGS argument to replace_rtx.
12829 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
12831 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
12832 for boolean vector with vector mode only.
12833 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
12835 2016-03-17 Nick Clifton <nickc@redhat.com>
12838 * config/rx/rx.c (rx_print_integer): Print negative constants in
12841 2016-03-17 Jakub Jelinek <jakub@redhat.com>
12844 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
12846 2016-03-16 Richard Henderson <rth@redhat.com>
12847 Richard Biener <rguenth@suse.de>
12849 PR middle-end/70240
12850 PR middle-end/68215
12852 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
12853 first operand as is_gimple_condexpr.
12855 PR middle-end/70240
12856 PR middle-end/68215
12858 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
12859 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
12860 Do not gimplify the result.
12861 (do_unop): Adjust call to tree_vec_extract.
12862 (do_binop): Likewise.
12863 (do_compare): Likewise.
12864 (do_plus_minus): Likewise.
12865 (do_negate): Likewise.
12866 (expand_vector_condition): Likewise.
12867 (do_cond): Likewise.
12869 2016-03-16 Richard Henderson <rth@redhat.com>
12872 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
12873 (aarch64_classify_address): Use it.
12874 (aarch64_legitimize_address): Force all subexpressions of PLUS
12875 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
12877 2016-03-16 Jakub Jelinek <jakub@redhat.com>
12878 Richard Biener <rguenth@suse.de>
12881 * rtlanal.c (replace_rtx): For REG, if from is a REG,
12882 return to even if only REGNO is equal, and assert
12885 2016-03-11 Jeff Law <law@redhat.com>
12887 PR rtl-optimization/70224
12888 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
12890 2016-03-16 Richard Henderson <rth@redhat.com>
12892 PR middle-end/70199
12893 * function.h (struct function): Add has_forced_label_in_static.
12894 * gimplify.c (force_labels_r): Set it.
12895 * lto-streamer-in.c (input_struct_function_base): Read it.
12896 * lto-streamer-out.c (output_struct_function_base): Write it.
12897 * tree-inline.c (has_label_address_in_static_1): Remove.
12898 (copy_forbidden): Remove fndecl parameter; test
12899 has_forced_label_in_static.
12900 (inline_forbidden_p): Update call to copy_forbidden.
12901 (tree_versionable_function_p): Likewise.
12902 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
12903 (chkp_versioning): Likewise.
12904 * tree-inline.h (copy_forbidden): Update decl.
12906 2016-03-16 Marek Polacek <polacek@redhat.com>
12909 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
12910 function being thunked if the result type doesn't have fixed size.
12911 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
12912 doesn't have fixed size.
12914 2016-03-16 Bin Cheng <bin.cheng@arm.com>
12916 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
12917 reporting malformed loop nest.
12919 2016-03-16 Tom de Vries <tom@codesourcery.com>
12922 * ipa-devirt.c (possible_polymorphic_call_targets): Move
12923 nodes.length () == 1 test to before first nodes[0] access.
12925 2016-03-16 Tom de Vries <tom@codesourcery.com>
12927 PR tree-optimization/68715
12928 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
12929 single_pred_p test.
12931 2016-03-16 Tom de Vries <tom@codesourcery.com>
12933 PR tree-optimization/68809
12934 * graphite-scop-detection.c (same_close_phi_node): Test if result types
12937 2016-03-16 Carlos O'Donell <carlos@redhat.com>
12938 Sandra Loosemore <sandra@codesourcery.com>
12940 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
12941 on leaf attribute. Mention ELF interposition problems.
12943 2016-03-16 Alan Modra <amodra@gmail.com>
12945 PR rtl-optimization/69195
12946 PR rtl-optimization/47992
12947 * ira.c (indirect_jump_optimize): Ignore artificial defs.
12950 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
12953 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
12955 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12957 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
12959 2016-03-15 Jakub Jelinek <jakub@redhat.com>
12961 PR rtl-optimization/70222
12962 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
12963 optimization if mode is different from result_mode, queue up masking
12964 of the result in outer_op. Formatting fix.
12966 PR middle-end/70239
12967 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
12970 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12972 PR rtl-optimization/69032
12973 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
12974 looping backwards over basic block insns.
12976 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12979 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
12980 to non-speculative when propagating trap bits.
12982 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12984 PR rtl-optimization/63384
12985 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
12986 DEBUG_INSN_P insns.
12988 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
12991 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
12992 factored out from ...
12993 (sched_analyze_insn): ... here.
12994 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
12995 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
12996 get_implicit_reg_pending_clobbers in it.
12997 (setup_id_reg_sets): Use setup_id_implicit_regs.
12998 (deps_init_id): Ditto.
13000 2016-03-15 Tom de Vries <tom@codesourcery.com>
13003 * cgraph.c (cgraph_node::get_body): Save, reset and restore
13005 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
13006 execute_function_dump.
13007 (execute_one_pass): Don't dump function if it will be dumped after ipa
13010 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
13012 * genrecog.c (match_pattern_2): If pred is NULL don't call
13013 safe_predicate_mode on it.
13015 2016-03-14 Jakub Jelinek <jakub@redhat.com>
13017 PR middle-end/70219
13018 * lra-constraints.c (delete_move_and_clobber): Change assertion
13019 to also allow dregno == 0.
13021 2016-03-14 Richard Henderson <rth@redhat.com>
13024 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
13025 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
13026 (reassociate_bb): Use optimize_vec_cond_expr; avoid
13027 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
13030 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
13033 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
13035 (lra_create_live_ranges_1): initialize hard register biggest_mode to
13037 * lra-constraints.c (split_reg): For hard regs, try to find the
13038 biggest single-register mode used in the function.
13040 2016-03-14 Richard Biener <rguenther@suse.de>
13042 PR tree-optimization/56365
13043 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
13044 constants to compare against.
13046 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
13049 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
13050 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
13051 (define_split for the GPR case): Use int_reg_operand instead of
13052 gpc_reg_operand for the output.
13054 2016-03-14 Tom de Vries <tom@codesourcery.com>
13056 PR tree-optimization/70045
13057 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
13058 create_empty_if_region_on_edge argument.
13060 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
13062 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
13063 (STACK_CHECK_PROTECT): Likewise.
13064 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13065 (STACK_CHECK_PROTECT): Likewise.
13066 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
13067 (STACK_CHECK_PROTECT): Likewise.
13068 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
13069 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
13070 (STACK_CHECK_PROTECT): Likewise.
13072 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
13074 PR rtl-optimization/69307
13075 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
13076 registers in modes that span more than one register.
13078 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
13081 * lra-constraints.c (delete_move_and_clobber): New.
13082 (remove_inheritance_pseudos): Use it.
13084 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
13087 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
13088 the libcall is LCT_THROW.
13089 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
13090 for the checking routine.
13092 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
13095 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
13096 optimization if we have direct move.
13097 (roundu32<mode>2_fprs): Likewise.
13099 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
13102 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
13104 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
13105 Arguments swapped. All callers changed. Take reg_renumber into
13106 account, and Calculate and compare register ranges for hard regs.
13108 2016-03-11 Jeff Law <law@redhat.com>
13110 PR tree-optimization/70190
13111 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13112 Handle cases where we can not extract the taken edge, even though we
13113 found a constant value.
13115 PR tree-optimization/64058
13116 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
13117 (num_coalesce_pairs): Move up earlier in file.
13118 (find_coalesce_pair): Initialize the INDEX field for each pair
13120 (compare_pairs): No longer sort on the elements in each pair.
13121 Instead break ties with the index of the coalesce pair.
13123 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13126 * config/aarch64/aarch64-protos.h
13127 (aarch64_save_restore_target_globals): New prototype.
13128 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
13129 Call the above when popping pragma.
13130 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
13132 (aarch64_set_current_function): Rewrite using the above.
13134 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13136 PR tree-optimization/70177
13137 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
13138 (extract_ops_from_tree): ... this. In the 2 argument
13139 overload remove _1 suffix.
13140 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
13141 (extract_ops_from_tree): ... this.
13142 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
13144 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13145 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
13146 extract_ops_from_tree instead of 2 operand one.
13148 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
13150 PR tree-optimization/70013
13151 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
13152 for constant-pool entries.
13154 2016-03-11 Jakub Jelinek <jakub@redhat.com>
13156 PR rtl-optimization/70174
13157 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
13158 followed by gen_lowpart on force_reg instead of just gen_lowpart.
13160 PR tree-optimization/70169
13161 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
13162 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
13165 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13166 Jakub Jelinek <jakub@redhat.com>
13169 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
13170 of uninitialized values.
13172 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13174 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
13176 ("*trunctddd2"): New pattern definition.
13177 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
13180 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13182 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
13183 definitions for BFP and DFP rounding modes.
13184 ("fixuns_truncdddi2", "fixuns_trunctddi2")
13185 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
13186 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
13187 ("fix_trunctf<mode>2"): Use the new constants instead of magic
13190 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13192 * config/s390/constraints.md: Adjust comment.
13193 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
13194 s390_decompose_addrstyle_without_index.
13195 * config/s390/predicates.md (shift_count_or_setmem_operand):
13196 Rename to setmem_operand.
13197 * config/s390/s390-protos.h
13198 (s390_decompose_shift_count): Rename to
13199 s390_decompose_addrstyle_without_index.
13200 * config/s390/s390.c (s390_decompose_shift_count)
13201 (s390_mem_constraint, print_shift_count_operand)
13202 (print_operand_address, print_operand): Rename
13203 s390_decompose_shift_count to
13204 s390_decompose_addrstyle_without_index and rename
13205 print_shift_count_operand to print_addrstyle_operand troughout the
13207 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
13208 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
13209 Rename shift_count_or_setmem_operand to setmem_operand.
13210 * config/s390/vx-builtins.md ("vec_insert<mode>")
13211 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
13214 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13217 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
13218 Handle overlapping retval and newval.
13220 2016-03-10 Nick Clifton <nickc@redhat.com>
13223 * config/aarch64/aarch64.c
13224 (aarch64_override_options_after_change_1): When forcing
13225 flag_omit_frame_pointer to be true, use a special value that can
13226 be detected if this function is called again, thus preventing
13227 flag_omit_leaf_frame_pointer from being forced to be false.
13229 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13231 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
13232 Set x_flag_omit_leaf_frame_pointer when handling
13233 -momit-leaf-frame-pointer.
13235 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13238 * cgraph.c (cgraph_node::dump): Dump split_part and
13239 indirect_call_target.
13240 * cgraph.h (cgraph_node): Add indirect_call_target flag.
13241 * ipa.c (has_addr_references_p): Cleanup.
13242 (is_indirect_call_target_p): New.
13243 (walk_polymorphic_call_targets): Do not mark virtuals that may be
13244 called indirectly as local.
13245 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
13247 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13250 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13251 on cxa_pure_virtual.
13253 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13256 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
13258 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
13261 * tree.c (need_assembler_name_p): Only record main variant type names.
13263 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13266 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
13267 Always define to 0 or 1.
13268 (TARGET_FIX_ERR_A53_843419): New macro.
13269 * config/aarch64/aarch64-elf-raw.h
13270 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
13271 * config/aarch64/aarch64-linux.h: Likewise.
13272 * config/aarch64/aarch64.c
13273 (aarch64_override_options_after_change_1): Do not default
13274 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
13276 (aarch64_attributes): Handle fix-cortex-a53-843419.
13277 (aarch64_can_inline_p): Likewise.
13278 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
13280 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
13281 Jakub Jelinek <jakub@redhat.com>
13283 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
13284 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
13285 DECL_COMMONS if flag_unconstrained_commons is set.
13286 * tree-dfa.c (get_ref_base_and_extent): Likewise.
13287 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
13288 (funconstrained-commons): Document.
13290 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
13292 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
13293 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
13295 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
13297 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
13298 has a proper number of elements.
13300 2016-03-10 Alan Modra <amodra@gmail.com>
13302 PR rtl-optimization/69195
13303 PR rtl-optimization/47992
13304 * ira.c (recorded_label_ref): Delete.
13305 (update_equiv_regs): Return void.
13306 (indirect_jump_optimize): New function.
13307 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
13308 before regstat_compute_ri. Don't rebuild_jump_labels here.
13309 Delete update_regstat.
13311 2016-03-10 Richard Biener <rguenther@suse.de>
13313 PR tree-optimization/70128
13314 * tree-ssa-structalias.c (set_uids_in_ptset): Set
13315 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
13317 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13319 PR tree-optimization/70152
13320 * tree-sra.c (replace_removed_params_ssa_names): Copy over
13321 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
13324 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
13325 instead of gen_sse2_loadlpd.
13326 * config/i386/sse.md (*vec_concatv2df): Rename to...
13327 (vec_concatv2df): ... this.
13329 PR tree-optimization/70127
13330 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
13332 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13336 * diagnostic-show-locus.c (compatible_locations_p): New function.
13337 (layout::layout): Sanitize ranges using compatible_locations_p.
13339 2016-03-09 David Malcolm <dmalcolm@redhat.com>
13343 * diagnostic-show-locus.c (layout_range::layout_range): Replace
13344 location_range param with three const expanded_locations * and a
13346 (layout::layout): Replace call to
13347 rich_location::lazily_expand_location with get_expanded_location.
13348 Extract the range and perform location expansion here, passing
13349 the results to the layout_range ctor.
13350 * diagnostic.c (source_range::debug): Delete.
13351 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
13352 of rich_location::get_expanded_location.
13353 * gcc-rich-location.c (get_range_for_expr): Delete.
13354 (gcc_rich_location::add_expr): Reimplement to avoid the
13355 rich_location::add_range overload that took a location_range,
13356 passing a location_t instead.
13358 2016-03-09 Richard Biener <rguenther@suse.de>
13359 Jakub Jelinek <jakub@redhat.com>
13361 PR tree-optimization/70138
13362 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13363 Also skip vect_double_reduction_def.
13365 2016-03-09 Jakub Jelinek <jakub@redhat.com>
13368 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
13369 if the operand is "m".
13371 2016-03-09 Nathan Sidwell <nathan@acm.org>
13373 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
13375 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13377 * config/i386/i386.c (processor_target_table): Fix cost table
13378 intialization order for znver1.
13380 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13382 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
13383 - becuase -> because.
13384 * ipa-reference.c (ignore_module_statics): Likewise.
13385 * cgraph.c (cgraph_node::get_body): Likewise.
13386 * ipa-inline.c (early_inliner): Likewise.
13387 * ipa-devirt.c (types_same_for_odr): Likewise.
13388 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
13389 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
13391 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13393 * tree-ssa-math-opts.c: Fix typo in comment.
13395 2016-03-08 Jakub Jelinek <jakub@redhat.com>
13398 * config/i386/i386.c (scalar_chain::make_vector_copies,
13399 scalar_chain::convert_reg): Call end_sequence in between
13400 get_insns and emit_conversion_insns rather than after both
13403 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.h (machine_function): Add
13407 pc_thunk_call_expanded flag.
13408 (ix86_pc_thunk_call_expanded): New define.
13409 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
13410 (*set_got): Rename insn pattern from set_got.
13411 (*set_got_labelled): Rename inst pattern from set_got_labelled.
13412 * config/i386/i386.c (ix86_compute_frame_layout): Use
13413 ix86_pc_thunk_call_expanded to prevent red-zone.
13415 2016-03-07 Martin Jambor <mjambor@suse.cz>
13417 * hsa.h (hsa_get_ctor_statements): Declare.
13418 (hsa_get_dtor_statements): Likewise.
13419 (hsa_get_kernel_dispatch_type): Likewise.
13420 * hsa.c (hsa_get_ctor_statements): New function.
13421 (hsa_get_dtor_statements): Likewise.
13422 (hsa_get_kernel_dispatch_type): Likewise.
13423 * hsa-brig.c (hsa_cdtor_statements): Removed.
13424 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
13425 hsa_get_dtor_statements.
13426 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
13427 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
13429 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
13431 * config/arm/arm-cores.def (cortex-r8): New.
13432 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
13433 * config/arm/arm-tune.md: Likewise.
13434 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
13436 2016-03-07 Martin Sebor <msebor@redhat.com>
13438 PR rtl-optimization/19705
13439 * doc/invoke.texi (Options That Control Optimization): Clarify
13440 -fno-branch-count-reg.
13442 2016-02-26 Richard Biener <rguenther@suse.de>
13443 Jeff Law <law@redhat.com>
13445 PR tree-optimization/69740
13446 * cfghooks.c (remove_edge): Request loop fixups if we delete
13447 an edge that might turn an irreducible loop into a natural
13449 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
13450 Move after definition of loops_state_clear.
13452 2016-03-07 Bin Cheng <bin.cheng@arm.com>
13454 PR rtl-optimization/69052
13455 * rtlanal.c (commutative_operand_precedence): Set higher precedence
13458 2016-03-07 Tom de Vries <tom@codesourcery.com>
13460 PR tree-optimization/70116
13461 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
13462 is_tm_ending stmts and ubsan/asan internal functions.
13463 (find_duplicate): Use it. Don't test is_tm_ending here.
13465 2016-03-07 Richard Biener <rguenther@suse.de>
13467 PR tree-optimization/70115
13468 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
13469 (propagate_constants_for_unrolling): Use replace_uses_by.
13471 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
13473 PR middle-end/69916
13474 * omp-low.c (struct oacc_loop): Add ifns.
13475 (new_oacc_loop_raw): Initialize it.
13476 (finish_oacc_loop): Clear mask & flags if no ifns.
13477 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
13478 (oacc_loop_xform_loop): Add ifns arg & adjust.
13479 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
13481 2016-03-07 Richard Henderson <rth@redhat.com>
13484 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
13485 (insert_value_copy_on_edge): Likewise.
13487 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13489 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
13491 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13494 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
13496 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13498 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
13500 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
13502 Fix sseimul type attribute.
13503 * config/i386/znver1.md
13504 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
13505 znver1_sseimul_avx256_load) : Fix the type attribute.
13506 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
13507 pipe usage and latency.
13509 2016-03-05 Jakub Jelinek <jakub@redhat.com>
13512 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
13513 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
13516 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13519 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
13521 PR rtl-optimization/69941
13522 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
13523 the reg share its mode.
13525 2016-03-04 Jeff Law <law@redhat.com>
13527 PR tree-optimization/69196
13528 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13529 If the both SSA_NAMEs are anonymous, then consider them unassociated
13530 and include the PHI in the statement count.
13532 2016-03-05 Tom de Vries <tom@codesourcery.com>
13534 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
13535 construct in oacc routine. Check for oacc region in oacc routine.
13537 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13540 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
13541 2016-02-22 changes, instead don't recurse if RECUR is already true.
13542 Don't change *dynamic_check if RECUR. Adjust recursive caller
13543 to pass true to the new argument.
13544 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
13547 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13548 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
13550 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
13552 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
13554 PR rtl-optimization/57676
13555 * lra-assigns.c (lra_assign): Guard test for maximum iterations
13556 with flag_checking.
13558 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
13560 * tree-vect-patterns.c (search_type_for_mask): Handle
13561 comparison of booleans.
13563 2016-03-04 Jakub Jelinek <jakub@redhat.com>
13565 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
13569 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
13570 all other ops that have dw_val_class_die_ref operands,
13571 and DW_OP_GNU_entry_value.
13573 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13575 PR rtl-optimization/69904
13576 * config/arm/arm.c (arm_cannot_copy_insn_p):
13577 Return true for load-exclusive instructions.
13579 2016-03-03 Jakub Jelinek <jakub@redhat.com>
13582 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
13583 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
13584 the pattern no matter if it is used just by non-pattern, pattern
13586 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
13587 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
13588 oprnd1 def_stmt is in pattern, don't look through it.
13590 2016-03-03 Marek Polacek <polacek@redhat.com>
13592 PR middle-end/70050
13593 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
13595 2016-03-03 Martin Liska <mliska@suse.cz>
13597 PR tree-optimization/70043
13598 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
13599 previous statement if we see a debug statement.
13601 2016-03-03 Richard Biener <rguenther@suse.de>
13603 PR tree-optimization/55936
13604 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
13605 parameter and guard unsafe equivalence use.
13606 (vrp_evaluate_conditional_warnv_with_ops): Always use
13607 safe equivalences but not via the quadratic compare_names
13610 2016-03-03 Michael Collison <michael.collison@linaro.org>
13613 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
13614 for operand 1 to s_register_operand. Change predicate for operand
13615 2 to arm_not_immediate_operand.
13617 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
13619 * doc/tm.texi: Regenerated.
13621 2016-03-02 Richard Henderson <rth@redhat.com>
13624 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
13625 simplification when all args are positive non-fixed registers.
13627 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13629 * target.def (lra_p): Specify that new ports should use LRA.
13631 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13634 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
13635 gimplify_type_sizes the type they refer to.
13636 (omp_notice_variable): Handle reference vars to VLAs.
13637 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
13638 reference to VLA decls in the second pass instead of first pass.
13640 2016-03-02 Tom de Vries <tom@codesourcery.com>
13642 PR tree-optimization/68659
13643 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
13644 new_expr == NULL_TREE.
13645 (get_new_name): Handle ADDR_EXPR.
13647 2016-03-02 Bin Cheng <bin.cheng@arm.com>
13649 PR rtl-optimization/69052
13650 * loop-invariant.c (canonicalize_address): New function.
13651 (inv_can_prop_to_addr_use): Check validity of address expression
13652 which is canonicalized by above function.
13654 2016-03-02 Alan Modra <amodra@gmail.com>
13657 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
13660 2016-03-02 Jakub Jelinek <jakub@redhat.com>
13663 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
13664 (*movhi_internal): Put mask moves from and to memory separately
13665 from moves from/to GPRs.
13667 2016-03-02 Richard Biener <rguenther@suse.de>
13669 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
13670 GENERIC expressions in GIMPLE.
13672 2016-03-02 Richard Biener <rguenther@suse.de>
13674 * config/i386/i386.c (type_natural_mode): Fix typo.
13676 2016-03-02 Nick Clifton <nickc@redhat.com>
13678 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
13680 2016-03-02 Richard Biener <rguenther@suse.de>
13681 Uros Bizjak <ubizjak@gmail.com>
13684 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
13686 2016-03-02 Richard Biener <rguenther@suse.de>
13688 PR middle-end/67278
13689 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
13691 2016-03-02 Marek Polacek <polacek@redhat.com>
13694 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
13695 "is promoted to" warning.
13697 2016-03-01 DJ Delorie <dj@redhat.com>
13699 * config.gcc: Deprecate mep-*.
13701 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
13703 PR middle-end/70025
13704 * lra-constraints.c (regno_val_use_in): New.
13705 (match_reload): Use it instead of regno_use_in.
13707 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13709 PR rtl-optimization/70007
13710 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
13711 references present in REG_EQUAL notes attached to non-SET patterns.
13713 2016-03-01 Jeff Law <law@redhat.com>
13715 PR tree-optimization/69196
13716 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13717 Appropriately clamp the number of statements to copy when the
13718 thread path does not traverse a loop backedge.
13720 PR tree-optimization/69196
13721 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
13722 Do count some PHIs in the thread path against the insn count. Decrease
13723 final statement count by one as the control statement in the last
13724 block will get removed. Remove special cased code for handling PHIs
13727 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
13730 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
13731 asm dialect alternatives to explicit GOTPCREL calls.
13733 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
13736 * ira.c (do_reload): Issue warning for generic stack checking here...
13737 * reload1.c (reload): ...instead of here and streamline it.
13739 2016-03-01 Nick Clifton <nickc@redhat.com>
13741 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
13743 2016-03-01 Richard Biener <rguenther@suse.de>
13745 PR tree-optimization/69983
13746 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
13747 types and fall back to operand_equal_p.
13749 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13754 * config/s390/constraints.md ("jm8"): New constraint.
13755 * config/s390/predicates.md ("const_int_8bitset_operand"): New
13757 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
13759 ("*setmem_long<setmem_and>"): New pattern.
13760 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
13762 ("*setmem_long_31z<setmem_and>"): New pattern.
13763 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
13764 New substitution rules with the required attributes.
13767 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13772 * gensupport.c (process_substs_on_one_elem): Split loop to
13773 complete mark_operands_used_in_match_dup on all expressions in the
13775 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13776 and remove function.
13778 2016-03-01 Richard Biener <rguenther@suse.de>
13780 PR middle-end/70022
13781 * fold-const.c (fold_indirect_ref_1): Fix range checking for
13782 vector BIT_FIELD_REF extract.
13784 2016-03-01 Richard Biener <rguenther@suse.de>
13786 PR tree-optimization/69994
13787 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
13789 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
13791 PR tree-optimization/69956
13792 * tree-vect-stmts.c (supportable_widening_operation): Support
13793 multi-step conversion of boolean vectors.
13794 (supportable_narrowing_operation): Likewise.
13796 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13798 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
13801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13803 * config/s390/subst.md (DSI_VI): New mode iterator.
13804 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
13805 * config/s390/vector.md ("vec_set<mode>"): Move expander before
13806 the insn definition.
13807 ("*vec_set<mode>"): Change predicate and add alternative to
13808 support only either register or const_int operands as element
13810 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
13812 ("vec_extract<mode>"): New expander.
13813 ("*vec_extract<mode>"): New insn definition supporting reg and
13814 const_int element selectors.
13815 ("*vec_extract<mode>_plus"): New insn definition supporting
13816 reg+const_int element selectors.
13817 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
13818 following expander+insn definition.
13819 ("<vec_shifts_name><mode>3"): New expander.
13820 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
13822 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13824 * config/s390/s390.md ("*tabort_1"): Change predicate to
13825 nonmemory_operand. Add a second alternative to cover
13826 register as well as const int operands.
13827 ("*tabort_1_plus"): New pattern definition.
13829 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13831 * config/s390/s390.md ("*ashrdi3_cc_31")
13832 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
13833 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
13834 Merge insn definitions into ...
13835 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13836 New pattern definition.
13837 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
13838 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
13839 ("*ashr<mode>3_and"): Merge insn definitions into ...
13840 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
13841 New pattern definition.
13842 * config/s390/subst.md ("addr_style_op_cc_subst")
13843 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
13844 substitutions patterns plus attributes.
13845 Add ashiftrt to SUBST iterator.
13847 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13849 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
13850 op2 to nonmemory_operand.
13851 ("*<shift>di3_31", "*<shift>di3_31_and"):
13852 Merge into single pattern definition ...
13853 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
13854 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
13855 pattern definition ...
13856 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
13857 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
13860 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13862 * config/s390/predicates.md (const_int_6bitset_operand): New
13864 * config/s390/s390.md: Include subst.md.
13865 ("rotl<mode>3"): New expander.
13866 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
13868 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
13869 * config/s390/subst.md: New file.
13871 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13873 * config/s390/s390.md ("op_type", "atype", "length" attributes):
13874 Remove RRR type. It doesn't really exist.
13875 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
13877 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
13878 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
13879 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
13880 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
13881 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
13882 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
13883 `enabled' attribute.
13885 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13887 * gensupport.c (process_substs_on_one_elem): Split loop to
13888 complete mark_operands_used_in_match_dup on all expressions in the
13890 (adjust_operands_numbers): Inline into process_substs_on_one_elem
13891 and remove function.
13893 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13896 * config/sparc/sparc.c (NWORDS_UP): Rename to...
13897 (CEIL_NWORDS): ...this. Use CEIL macro.
13898 (compute_fp_layout): Adjust to above renaming.
13899 (function_arg_union_value): Likewise.
13900 (sparc_arg_partial_bytes): Likewise.
13901 (sparc_function_arg_advance): Likewise.
13903 2016-02-29 Jeff Law <law@redhat.com>
13905 PR tree-optimization/70005
13906 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
13907 where an object with a boolean range is compared against a value
13910 PR tree-optimization/69999
13911 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
13912 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
13915 2016-02-29 Richard Biener <rguenther@suse.de>
13917 PR tree-optimization/69994
13918 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
13919 (get_unary_op): Look through nop conversions.
13920 (ops_equal_values_p): New function, look for equality diregarding
13922 (eliminate_plus_minus_pair): Use ops_equal_values_p
13923 (repropagate_negates): Do not use get_unary_op here.
13925 2016-02-29 Martin Liska <mliska@suse.cz>
13927 * system.h: Poison ENABLE_CHECKING macro.
13929 2016-02-29 Martin Liska <mliska@suse.cz>
13931 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
13932 is presented in dump flags.
13933 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13934 (hsa_regalloc): Likewise.
13936 2016-02-19 Richard Biener <rguenther@suse.de>
13938 PR tree-optimization/69980
13939 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
13940 permutation of those we need to keep.
13942 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
13945 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
13946 (NWORDS_UP): ...this
13947 (init_cumulative_args): Minor tweaks.
13948 (sparc_promote_function_mode): Likewise.
13949 (scan_record_type): Delete.
13950 (traverse_record_type): New function template.
13951 (classify_data_t): New structure type.
13952 (classify_registers): New inline function.
13953 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
13954 exhausted. Instantiate traverse_record_type on classify_registers and
13955 deal with the case of a structure passed in slot #15 with no FP field
13957 (assign_data_t): New structure type.
13958 (compute_int_layout): New static function.
13959 (compute_fp_layout): Likewise.
13960 (count_registers): New inline function.
13961 (assign_int_registers): New static function.
13962 (assign_fp_registers): Likewise.
13963 (assign_registers): New inline function.
13964 (function_arg_record_value_1): Delete.
13965 (function_arg_record_value_2): Likewise.
13966 (function_arg_record_value_3): Likewise.
13967 (function_arg_record_value): Adjust to above changes. Instantiate
13968 traverse_record_type on count_registers to first count the number of
13969 registers to be used and then on assign_registers to assign them.
13970 (function_arg_union_value): Adjust to above renaming.
13971 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
13972 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
13973 case of a structure passed in slot #15
13974 (sparc_function_arg_advance): Likewise.
13975 (function_arg_padding): Minor tweak.
13977 2016-02-29 Richard Biener <rguenther@suse.de>
13979 PR tree-optimization/69720
13980 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
13981 the adjustment_def path for possibly vectorized defs.
13982 (vect_create_epilog_for_reduction): Handle vectorized initial
13985 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
13987 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
13989 2016-02-27 Jeff Law <law@redhat.com>
13992 2016-02-26 Richard Biener <rguenther@suse.de>
13993 Jeff Law <law@redhat.com>
13995 PR tree-optimization/69740
13996 * cfghooks.c (remove_edge): Request loop fixups if we delete
13997 an edge that might turn an irreducible loop into a natural
14000 2016-02-27 Jakub Jelinek <jakub@redhat.com>
14002 PR rtl-optimization/69896
14003 * tree-vect-generic.c (get_compute_type): Avoid single element
14006 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
14008 Rename the AArch64 tuning option and related functions to enable the
14009 Newton series for the reciprocal square root to reflect its
14010 approximative characteristic.
14012 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
14013 function to "aarch64_emit_approx_rsqrt".
14014 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
14015 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
14016 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
14017 (xgene1_tunings): Likewise.
14018 (use_rsqrt_p): Likewise.
14019 (aarch64_emit_swrsqrt): Use new function name.
14020 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
14021 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
14022 text explaining this option.
14023 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
14025 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14028 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14029 complain about -mallow-movmisalign without -mvsx if
14030 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
14032 2016-02-26 Joel Sherrill <joel@rtems.org>
14034 * config.gcc: Add x86_64-*-rtems*.
14035 * config/i386/rtems-64.h: New file.
14037 2016-02-26 Joel Sherrill <joel@rtems.org>
14039 * config.gcc: Add aarch64-*-rtems*.
14040 * config/aarch64/rtems.h: New file.
14042 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
14045 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
14046 shift amount using %h. Add comment.
14048 2016-02-26 Richard Biener <rguenther@suse.de>
14049 Jeff Law <law@redhat.com>
14051 PR tree-optimization/69740
14052 * cfghooks.c (remove_edge): Request loop fixups if we delete
14053 an edge that might turn an irreducible loop into a natural
14056 2016-02-26 Martin Jambor <mjambor@suse.cz>
14058 PR middle-end/69920
14059 * tree-sra.c (sra_modify_assign): Do not remove loads of
14060 uninitialized aggregates to SSA_NAMEs.
14062 2016-02-26 Richard Henderson <rth@redhat.com>
14065 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
14066 pseudo in case the target rtx matches the source of the left
14069 2016-02-26 Martin Jambor <mjambor@suse.cz>
14072 * hsa.h (hsa_type_packed_p): Declare.
14073 * hsa.c (hsa_type_packed_p): New function.
14074 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
14076 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
14077 * hsa-brig.c (emit_basic_insn): Likewise.
14079 2016-02-26 Martin Jambor <mjambor@suse.cz>
14082 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
14084 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
14086 2016-02-26 Martin Jambor <mjambor@suse.cz>
14088 * hsa.h (is_a_helper): New overload for hsa_op_immed for
14089 hsa_op_with_type operands.
14090 (hsa_unsigned_type_for_type): Declare.
14091 * hsa.c (hsa_unsigned_type_for_type): New function.
14092 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
14093 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
14094 the finalizer. Do not emit extra move.
14096 2016-02-26 Martin Jambor <mjambor@suse.cz>
14098 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
14099 atomic operations in private segment.
14101 2016-02-26 Martin Jambor <mjambor@suse.cz>
14103 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
14104 statements to wi->info. Also disallow omp simd constructs.
14105 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
14106 for not gridifying. Dump special string for omp_for.
14108 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14111 * config/aarch64/aarch64.c (aarch64_set_current_function):
14112 Save/restore target globals when switching to
14113 target_option_default_node.
14115 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14118 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
14119 Return 0 if !SHIFT_COUNT_TRUNCATED.
14121 2016-02-26 Jakub Jelinek <jakub@redhat.com>
14122 Eric Botcazou <ebotcazou@adacore.com>
14124 PR rtl-optimization/69891
14125 * dse.c (scan_insn): If we can't figure out memset arguments
14126 or they are non-constant, call clear_rhs_from_active_local_stores.
14128 2016-02-26 Martin Liska <mliska@suse.cz>
14130 * doc/extend.texi: Mention clog10, clog10f an clog10l
14131 in Builtins section.
14133 2016-02-26 Martin Liska <mliska@suse.cz>
14135 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
14137 (resolve_args_picking_1): Likewise.
14138 * dwarf2out.h (struct GTY): Likewise.
14140 2016-02-26 Martin Liska <mliska@suse.cz>
14142 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
14143 with flag_checking.
14144 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
14146 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
14147 Martin Liska <mliska@suse.cz>
14149 * doc/install.texi: Mention --enable-valgrind-annotations.
14151 2016-02-26 Richard Biener <rguenther@suse.de>
14153 PR tree-optimization/69551
14154 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
14155 looking through aliases adjust DECL_PT_UID to refer to the
14156 ultimate alias target.
14158 2016-02-25 Martin Liska <mliska@suse.cz>
14160 PR middle-end/69919
14161 * alloc-pool.c (after_memory_report): New variable.
14162 * alloc-pool.h (base_pool_allocator ::release): Do not use
14163 the infrastructure if after_memory_report.
14164 * toplev.c (toplev::main): Mark after memory report.
14166 2016-02-25 Richard Biener <rguenther@suse.de>
14168 PR tree-optimization/48795
14169 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
14171 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
14174 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
14175 offloading is enabled and -fopenacc or -fopenmp is specified.
14176 (CRTOFFLOADEND): Likewise.
14177 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
14178 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
14179 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
14180 (offload_objects_file_name): New static var.
14181 (tool_cleanup): Remove offload_objects_file_name file.
14182 (find_offloadbeginend): Replace with ...
14183 (find_crtoffloadtable): ... this.
14184 (run_gcc): Remove offload_argc and offload_argv.
14185 Get offload_objects_file_name from -foffload-objects=... option.
14186 Read names of object files with offload from this file, pass them to
14187 compile_images_for_offload_targets. Don't call find_offloadbeginend and
14188 don't pass offloadbegin and offloadend to the linker. Don't pass
14189 offload non-LTO files to the linker, because now they're not claimed.
14191 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
14194 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
14195 on builtin_unreachable.
14197 2016-02-25 Jakub Jelinek <jakub@redhat.com>
14199 PR rtl-optimization/69896
14200 * regcprop.c: Include cfgrtl.h.
14201 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
14202 than remembered mode, either delete it (if noop_move_p), or
14203 treat like copy_p but not noop_p instruction.
14205 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14208 * dwarf2out.c (gen_variable_die): Work around buggy LTO
14209 - allow NULL decl for Fortran DW_TAG_common_block variables.
14211 2016-02-24 Jason Merrill <jason@redhat.com>
14213 * common.opt (flifetime-dse): Add -flifetime-dse=1.
14215 2016-02-24 Richard Biener <rguenther@suse.de>
14216 Jakub Jelinek <jakub@redhat.com>
14218 PR middle-end/69760
14219 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
14220 conditionally executed ops to well-defined overflow behavior.
14222 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14224 PR middle-end/69915
14225 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
14228 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14230 PR rtl-optimization/69886
14231 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
14232 argument. Use it when checking validity of set instructions.
14233 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
14234 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
14236 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
14237 * store-motion.c (find_moveable_store): Update
14238 can_assign_to_reg_without_clobbers_p callsite.
14240 2016-02-24 Richard Biener <rguenther@suse.de>
14242 PR middle-end/68963
14243 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
14245 (record_nonwrapping_iv): Do not fall back to the low/high bound
14246 for non-constant IV bases if the stmt is not always executed.
14248 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14250 * config/arm/arm-cores.def (cortex-a32): New entry.
14251 * config/arm/arm-tables.opt: Regenerate.
14252 * config/arm/arm-tune.md: Regenerate.
14253 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
14254 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
14255 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
14256 for -mcpu and -mtune.
14258 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14261 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
14262 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
14263 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
14264 (atomic_loaddi_1): Delete.
14265 (atomic_loaddi): Rewrite expander using the above changes.
14267 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14270 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
14273 2016-02-24 Jakub Jelinek <jakub@redhat.com>
14274 Richard Biener <rguenth@suse.de>
14276 PR middle-end/69909
14277 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
14278 set_mem_attributes if tem is SSA_NAME which got expanded
14281 2016-02-24 Richard Biener <rguenther@suse.de>
14283 PR tree-optimization/69907
14284 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
14285 end of permutations for BB vectorization.
14287 2016-02-24 Christian Bruel <christian.bruel@st.com>
14289 * config/arm/arm-c.c (arm_option_override): Initialize
14290 target_option_current_node.
14291 * config/arm/arm.c (arm_pragma_target_parse): Replace
14292 build_target_option_node call by target_option_current_node.
14293 Set target_option_current_node.
14296 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
14299 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
14300 define_insn_and_split to define_insn.
14301 (zero_extendqi<mode>2_dot2): Same.
14302 (extendqi<mode>2_dot): Same.
14303 (extendqi<mode>2_dot2): Same.
14305 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14307 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
14308 and add bypass for AES{D,E} and AESMC pairs.
14309 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
14312 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
14314 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
14315 series for reciprocal square root in Exynos M1.
14317 2016-02-23 Martin Sebor <msebor@redhat.com>
14320 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
14321 __builtin_alloca_with_align.
14323 2016-02-23 Richard Henderson <rth@redhat.com>
14325 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
14326 (ix86_register_pragmas): Remove __seg_tls.
14327 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
14328 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
14329 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
14330 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
14331 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
14332 * doc/extend.texi (__seg_tls): Remove item.
14334 2016-02-23 Richard Biener <rguenther@suse.de>
14336 * alloc-pool.h (struct allocation_object): Make id member
14337 conditional on CHECKING_P again.
14338 (get_instance): Adjust.
14339 (base_pool_allocator): Likewise.
14341 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
14343 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
14344 (parallelize_loops): In OpenACC kernels mode, set n_threads to
14346 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
14348 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
14350 2016-02-23 Richard Biener <rguenther@suse.de>
14352 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
14353 * bitmap.h (struct bitmap_usage): Likewise.
14354 (bitmap_move): Declare.
14355 * bitmap.c (register_overhead): Take size_t argument.
14356 (bitmap_move): New function.
14357 * df-problems.c (df_rd_transfer_function): Use bitmap_move
14358 to properly account overhead.
14359 * tree.c (free_node): Use tree_size.
14361 2016-02-23 Jakub Jelinek <jakub@redhat.com>
14364 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
14365 when inverting comparison.
14368 * common.opt (Wunreachable-code): Add Warning flag.
14370 2016-02-23 Mark Wielaard <mjw@redhat.com>
14371 Jakub Jelinek <jakub@redhat.com>
14374 * cgraphunit.c (check_global_declaration): Check main_input_filename
14375 and DECL_SOURCE_FILE are not NULL.
14377 2016-02-23 Martin Jambor <mjambor@suse.cz>
14379 PR tree-optimization/69666
14380 * tree-sra.c (sra_modify_assign): Do not attempt to create
14381 default_def replacements for unscalarizable regions.
14383 2016-02-20 Mark Wielaard <mjw@redhat.com>
14386 * cgraphunit.c (check_global_declaration): Check level of
14387 warn_unused_const_variable and main_input_filename.
14388 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
14389 (-Wunused-variable): For C implies -Wunused-const-variable=1.
14390 (-Wunused-const-variable): Explain levels 1 and 2.
14392 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14395 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
14396 identical arguments. Formatting and spelling fixes.
14399 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
14404 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
14405 and m68k-devices.def.
14406 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
14407 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
14409 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
14411 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
14412 and HImode registers.
14414 2016-02-22 Richard Biener <rguenther@suse.de>
14416 PR tree-optimization/69882
14417 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
14418 preserve permutations present because of gaps.
14419 (vect_supported_load_permutation_p): Always continue checking
14420 permutations after vect_attempt_slp_rearrange_stmts.
14422 2016-02-22 Bin Cheng <bin.cheng@arm.com>
14424 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
14425 min_profitable_estimate, rather than min_profitable_iters.
14427 2016-02-22 Jakub Jelinek <jakub@redhat.com>
14430 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
14431 SImode for last match_operand.
14433 2016-02-22 Martin Liska <mliska@suse.cz>
14435 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
14436 return bitsize - 1 as the return value.
14438 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
14442 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
14443 Handle negative shift counts.
14444 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
14445 force_reg on the shift constant.
14446 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
14447 (lshrsi3_d): Handle negative shift counts.
14449 2016-02-22 Richard Biener <rguenther@suse.de>
14450 Tom de Vries <tom@codesourcery.com>
14452 * graph.c: Include dumpfile.h.
14453 (print_graph_cfg): Split into three overloads.
14454 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
14456 2016-02-22 Tom de Vries <tom@codesourcery.com>
14458 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
14461 2016-02-22 Richard Biener <rguenther@suse.de>
14464 * ipa-inline-transform.c (inline_call): When not updating
14465 overall summaries adjust self size by the growth estimate.
14466 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
14467 hash-set, do not update overall summaries here. Renamed from ...
14468 (inline_to_all_callers): ... this which is now wrapping the
14469 above and performing delayed overall summary update.
14470 (early_inline_small_functions): Delay updating of the overall
14473 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
14475 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
14478 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14481 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
14482 :%* in %:gt() argument.
14483 (greater_than_spec_func): Adjust for expecting only numbers,
14484 if there are more than two numbers, compare the last two.
14486 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
14488 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
14489 -Wnarrowing with -std.
14491 2016-02-19 Jakub Jelinek <jakub@redhat.com>
14494 * expr.c (store_field): Don't use bit-field path if exp is
14495 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
14496 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
14497 and the assignment can be performed by bitwise copy. Formatting
14500 PR middle-end/69838
14501 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
14502 call copy_reg_eh_region_note_forward on before and/or after sequences
14503 and remove note from insn if it no longer can throw.
14506 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
14507 if TARGET_AVX512BW.
14509 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14511 * config/s390/vector.md: Add missing commutative operand markers
14512 to the patterns which qualify for one.
14513 * config/s390/vx-builtins.md: Likewise.
14515 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14517 * config/s390/vector.md (VI, VI_QHS): Add single element vector
14518 types to mode iterators.
14519 (vec_double): ... and mode attribute.
14520 * config/s390/vx-builtins.md (non_vec_int): Likewise.
14522 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14524 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
14525 Change the predicate of op2 from nonimmediate to general and let
14526 reload fix it if necessary.
14528 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14530 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
14532 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14534 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
14537 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14539 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
14540 * config/s390/s390.c (s390_expand_vec_movstr): New function.
14541 * config/s390/s390.md ("movstr<P:mode>"): Call
14542 s390_expand_vec_movstr.
14544 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14546 * config/s390/s390.md: Add missing output modifier for operand 1
14547 to print it as address properly.
14549 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14551 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
14552 * config/s390/2964.md: New file.
14553 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
14554 of insn grouping attributes depending on the CPU level.
14555 (s390_get_unit_mask): New function.
14556 (s390_sched_score): Remove the OOO from the scheduling macros.
14557 Add loop to calculate a score for the instruction mix.
14558 (s390_sched_reorder): Likewise plus improve debug output.
14559 (s390_sched_variable_issue): Rename macros as above. Calculate
14560 the unit distances after actually scheduling an insn. Improve
14562 (s390_sched_init): Clear last_scheduled_unit_distance array.
14563 * config/s390/s390.md: Include 2964.md.
14565 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14568 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
14569 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
14570 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
14571 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
14572 *avx512f_<code>v8div16qi2_mask_1): New insns.
14574 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14577 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
14580 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
14581 earlyclobber from target. Use wF constraint for fused memory
14583 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
14585 2016-02-18 Jakub Jelinek <jakub@redhat.com>
14586 Martin Liska <mliska@suse.cz>
14589 * cfgexpand.c (asan_sanitize_stack_p): New function.
14590 (partition_stack_vars): Use the function.
14591 (expand_stack_vars): Likewise.
14592 (defer_stack_allocation): Likewise.
14593 (expand_used_vars): Likewise.
14595 2016-02-18 Richard Biener <rguenther@suse.de>
14597 PR middle-end/69553
14598 * fold-const.c (operand_equal_p): Properly compare offsets for
14599 IMAGPART_EXPR and ARRAY_REF.
14601 2016-02-18 Nick Clifton <nickc@redhat.com>
14605 * config/arm/arm.c (arm_option_override_internal): Disable
14606 interworking if the target does not support thumb instructions.
14607 (arm_reload_in_hi): Handle the case where a register to register
14608 move needs reloading because there is no simple pattern to handle
14610 (arm_reload_out_hi): Likewise.
14612 2016-02-18 Richard Biener <rguenther@suse.de>
14614 PR middle-end/69854
14615 * match.pd: Don't use fold_binary or fold_unary for folding
14618 2016-02-17 Jakub Jelinek <jakub@redhat.com>
14621 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
14622 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
14623 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
14624 warn on gimple_no_warning_p statements.
14626 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
14628 * doc/extend.texi (C++ Attributes): Correct description of
14629 warn_unused type attribute.
14631 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14633 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
14634 correct instruction.
14636 2016-02-17 Richard Biener <rguenther@suse.de>
14638 PR rtl-optimization/69609
14639 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
14640 (find_traces_1_round): When ending a trace update cached priority
14642 (bb_to_key): Use cached priority when available.
14643 (copy_bb): Initialize cached priority.
14644 (reorder_basic_blocks_software_trace_cache): Likewise.
14646 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14649 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
14651 (aarch64_comparison_operator): Break overly long line into two.
14652 (aarch64_comparison_operation): Likewise.
14653 * config/aarch64/aarch64.md (cstorecc4): Use
14654 aarch64_comparison_operator_mode instead of
14655 aarch64_comparison_operator.
14656 (cstore<mode>4): Likewise.
14657 (aarch64_cstore<mode>): Likewise.
14658 (*cstoresi_insn_uxtw): Likewise.
14659 (cstore<mode>_neg): Likewise.
14660 (*cstoresi_neg_uxtw): Likewise.
14662 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14665 * config/arm/predicates.md (arm_comparison_operator_mode):
14667 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
14668 instead of arm_comparison_operator.
14669 (*mov_negscc): Likewise.
14670 (*mov_notscc): Likewise.
14671 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
14672 (*thumb2_mov_negscc): Likewise.
14673 (*thumb2_mov_negscc_strict_it): Likewise.
14674 (*thumb2_mov_notscc): Likewise.
14675 (*thumb2_mov_notscc_strict_it): Likewise.
14677 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
14679 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
14680 Add missing return.
14682 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
14684 * config/visium/visium.c (machine_libfunc_index): New enum.
14685 (machine_libfuncs): New structure.
14686 (visium_libfuncs): New static variable.
14687 (TARGET_INIT_LIBFUNCS): Define to...
14688 (visium_init_libfuncs): ...this. New function.
14689 (expand_block_move_4): Use the appropriate libfunc.
14690 (expand_block_move_2): Likewise.
14691 (expand_block_move_1): Likewise.
14692 (expand_block_set_4): Likewise.
14693 (expand_block_set_2): Likewise.
14694 (expand_block_set_1): Likewise.
14695 (visium_trampoline_init): Likewise.
14697 2016-02-17 Nick Clifton <nickc@redhat.com>
14699 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
14700 TI's devices.csv file as of March 2016.
14702 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
14705 * opts-global.c (handle_common_deferred_options): Introduce and
14706 initialize two global variables to remember command-line options
14707 specifying a stack-limiting register.
14708 * opts.h: Add extern declarations of the two new global variables.
14709 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
14710 variable based on the values of the two new global variables.
14712 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14715 * common.opt (Wnonnull-compare): New warning.
14716 * doc/invoke.texi (-Wnonnull): Remove text about comparison
14717 of arguments against NULL.
14718 (-Wnonnull-compare): Document.
14719 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
14720 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
14721 * passes.def (pass_warn_nonnull_compare): Add.
14722 * gimple-ssa-nonnull-compare.c: New file.
14724 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14726 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
14727 AARCH64_EXTRA_TUNE_RECIP_SQRT.
14729 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14731 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
14732 reciprocal sqrt for -mlow-precision-recip-sqrt.
14734 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14735 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14737 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
14738 always use lane loads to construct non-constant vectors.
14740 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
14742 * config/aarch64/aarch64.md
14743 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
14744 constraints for operand 3.
14745 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
14747 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14748 Richard Biener <rguenther@suse.de>
14750 PR tree-optimization/69820
14751 * tree-vect-patterns.c (type_conversion_p): Return false if
14752 *orig_type is unsigned single precision or boolean.
14753 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
14756 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14758 PR rtl-optimization/69764
14759 PR rtl-optimization/69771
14760 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
14761 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
14763 2016-02-16 Richard Biener <rguenther@suse.de>
14765 PR tree-optimization/69776
14766 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
14768 (indirect_refs_may_alias_p): Likewise.
14769 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
14770 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
14771 according to tbaa_p.
14772 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
14773 (optimize_stmt): For redundant store discovery do not allow tbaa.
14775 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
14777 PR tree-optimization/69714
14778 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
14779 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
14781 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
14783 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
14784 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
14785 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
14786 * config/arc/arc.c (arc_init): Check FPU options.
14787 (get_arc_condition_code): Handle new CC_FPU* modes.
14788 (arc_select_cc_mode): Likewise.
14789 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
14790 register pair only. Allow access for ARCv2 accumulator.
14791 (gen_compare_reg): Whenever we have FPU support use FPU compare
14793 (arc_reorg): Don't generate brcc insns when FPU compare
14794 instructions are involved.
14795 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
14796 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
14797 floating point emulation.
14798 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
14799 (REVERSE_CONDITION): Add new CC_FPU* modes.
14800 (TARGET_FP_SP_BASE): Define.
14801 (TARGET_FP_DP_BASE): Likewise.
14802 (TARGET_FP_SP_FUSED): Likewise.
14803 (TARGET_FP_DP_FUSED): Likewise.
14804 (TARGET_FP_SP_CONV): Likewise.
14805 (TARGET_FP_DP_CONV): Likewise.
14806 (TARGET_FP_SP_SQRT): Likewise.
14807 (TARGET_FP_DP_SQRT): Likewise.
14808 (TARGET_FP_DP_AX): Likewise.
14809 * config/arc/arc.md (ARCV2_ACC): New constant.
14810 (type): New fpu type attribute.
14811 (SDF): Conditional iterator.
14812 (cstore<mode>, cbranch<mode>): Change expand condition.
14813 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
14814 handles FPU/FPX cases as well.
14815 * config/arc/arc.opt (mfpu): New option.
14816 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
14818 (adddf3, muldf3, subdf3): Removed.
14819 * config/arc/predicates.md (proper_comparison_operator): Recognize
14821 * config/arc/fpu.md: New file.
14822 * doc/invoke.texi (ARC Options): Document mfpu option.
14824 2016-02-16 Richard Biener <rguenther@suse.de>
14826 PR rtl-optimization/69291
14827 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
14828 noce_operand_ok check.
14830 2016-02-16 Tom de Vries <tom@codesourcery.com>
14833 * omp-low.c (simd_clone_create): Remove call to
14834 symtab->call_cgraph_insertion_hooks.
14836 2016-02-16 Jakub Jelinek <jakub@redhat.com>
14838 PR tree-optimization/69802
14839 * tree-ssa-reassoc.c (update_range_test): If op is
14840 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
14841 op == 1 test of precision 1 integral op, otherwise handle
14842 that case as op itself. Fix up formatting.
14843 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
14846 2016-02-16 Richard Biener <rguenther@suse.de>
14848 PR tree-optimization/69586
14849 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
14850 types for conversion sources.
14852 2016-02-16 Richard Biener <rguenther@suse.de>
14854 PR middle-end/69801
14855 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
14856 mask OEP_ADDRESS_OF.
14858 2016-02-16 Alan Modra <amodra@gmail.com>
14861 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
14862 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
14863 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
14865 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
14866 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
14867 (p8_fmrgow_<mode>): Likewise.
14868 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
14870 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
14871 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
14872 to use movdi_internal64. Remove op0_di.
14873 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
14875 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
14877 Add support for the FCCMP insn types
14879 * config/aarch64/aarch64.md (fccmp): Change insn type.
14880 (fccmpe): Likewise.
14881 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
14882 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
14883 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
14884 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
14885 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
14886 * config/arm/types.md (fccmps): Add new insn type.
14887 (fccmpd): Likewise.
14889 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
14891 * alias.c (get_alias_set): Fix a typo in comment.
14893 2016-02-15 Richard Biener <rguenther@suse.de>
14895 PR tree-optimization/69595
14896 * match.pd: Complete range test simplification to true.
14898 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
14900 PR rtl-optimization/69648
14901 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
14902 pic_offset_table_rtx.
14904 PR rtl-optimization/69752
14905 * ira.c (update_equiv_regs): When looking for more than a single SET,
14906 also take other side effects into account.
14908 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14910 * config/s390/s390.c (s390_function_profiler): Add a new sequence
14911 for z900+ CPUs in 31-bit mode.
14913 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
14915 * common/config/s390/s390-common.c (s390_supports_split_stack):
14917 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
14918 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
14919 * config/s390/s390.c (struct machine_function): New field
14920 split_stack_varargs_pointer.
14921 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
14922 in s390_emit_prologue.
14923 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
14925 (morestack_ref): New global.
14926 (SPLIT_STACK_AVAILABLE): New macro.
14927 (s390_expand_split_stack_prologue): New function.
14928 (s390_live_on_entry): New function.
14929 (s390_va_start): Use split-stack vararg pointer if appropriate.
14930 (s390_asm_file_end): Emit the split-stack note sections.
14931 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
14932 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
14933 (UNSPECV_SPLIT_STACK_CALL): New unspec.
14934 (UNSPECV_SPLIT_STACK_DATA): New unspec.
14935 (split_stack_prologue): New expand.
14936 (split_stack_space_check): New expand.
14937 (split_stack_data): New insn.
14938 (split_stack_call): New expand.
14939 (split_stack_call_*): New insn.
14940 (split_stack_cond_call): New expand.
14941 (split_stack_cond_call_*): New insn.
14943 2016-02-15 Richard Biener <rguenther@suse.de>
14945 PR tree-optimization/69783
14946 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14947 Add trivially correct cases.
14949 2016-02-15 Tom de Vries <tom@codesourcery.com>
14952 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
14954 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
14956 2016-02-15 Richard Biener <rguenther@suse.de>
14958 PR tree-optimization/69776
14959 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14960 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
14961 indicate whether we can use TBAA to disambiguate against stores.
14962 Use alias-set zero if not.
14963 (visit_reference_op_store): Do not use TBAA when looking up
14965 * tree-ssa-pre.c (compute_avail): Use TBAA here.
14966 (eliminate_dom_walker::before_dom_children): But not when looking
14967 up redundant stores.
14969 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
14971 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
14973 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14975 * config/i386/znver1.md
14976 (znver1_pop, znver1_pop_mem,
14977 znver1_load_imov_double_store,
14978 znver1_load_imov_direct_store,
14979 znver1_load_imov_direct_load,
14980 znver1_load_imov_double_load): Add new.
14981 (znver1_insn, znver1_insn_load): Add icmov type.
14982 (znver1_sseavx_fma,
14983 znver1_sseavx_fma_load,
14985 znver1_avx256_fma_load): Fix pipe usage.
14987 2016-02-14 Alan Modra <amodra@gmail.com>
14990 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
14991 with an invalid hard reg, reload just the reg not the entire
14992 pre/post-inc/dec address expression.
14994 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
14997 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
14998 fixed R1_REG scratch reg.
14999 (sibcall_value_pcrel_fdpic): Likewise.
15001 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
15005 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
15007 2016-02-12 Walter Lee <walt@tilera.com>
15009 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
15010 * config/tilegx/t-tilegx: Likewise.
15012 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15015 * diagnostic-show-locus.c (struct line_span): New struct.
15016 (layout::get_first_line): Delete.
15017 (layout::get_last_line): Delete.
15018 (layout::get_num_line_spans): New member function.
15019 (layout::get_line_span): Likewise.
15020 (layout::print_heading_for_line_span_index_p): Likewise.
15021 (layout::get_expanded_location): Likewise.
15022 (layout::calculate_line_spans): Likewise.
15023 (layout::m_first_line): Delete.
15024 (layout::m_last_line): Delete.
15025 (layout::m_line_spans): New field.
15026 (layout::layout): Update comment. Replace m_first_line and
15027 m_last_line with m_line_spans, replacing their initialization
15028 with a call to calculate_line_spans.
15029 (diagnostic_show_locus): When printing source lines and
15030 annotations, rather than looping over a single span
15031 of lines, instead loop over each line_span within
15032 the layout, with an inner loop over the lines within them.
15033 Call the context's start_span callback when changing line spans.
15034 * diagnostic.c (diagnostic_initialize): Initialize start_span.
15035 (diagnostic_build_prefix): Break out the building of the location
15036 part of the string into...
15037 (diagnostic_get_location_text): ...this new function, rewriting
15038 it from nested ternary expressions to a sequence of "if"
15040 (default_diagnostic_start_span_fn): New function.
15041 * diagnostic.h (diagnostic_start_span_fn): New typedef.
15042 (diagnostic_context::start_span): New field.
15043 (default_diagnostic_start_span_fn): New prototype.
15045 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15048 * gcc.c (driver::finalize): Fix cleanup of "specs".
15050 2016-02-12 David Malcolm <dmalcolm@redhat.com>
15054 * gcc.c (driver::driver): Initialize m_option_suggestions.
15055 (driver::~driver): Clean up m_option_suggestions.
15056 (suggest_option): Convert to...
15057 (driver::suggest_option): ...this, and split out into
15058 driver::build_option_suggestions and find_closest_string.
15059 (driver::build_option_suggestions): New function, from
15060 first half of suggest_option. Special-case
15061 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
15062 the sanitizer_opts array. For options of enum types, add the
15063 various enum values to the candidate strings.
15064 (driver::handle_unrecognized_options): Remove "const".
15065 * gcc.h (driver::handle_unrecognized_options): Likewise.
15066 (driver::build_option_suggestions): New decl.
15067 (driver::suggest_option): New decl.
15068 (driver::m_option_suggestions): New field.
15069 * opts-common.c (add_misspelling_candidates): New function.
15070 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
15071 and make non-static.
15072 * opts.h (sanitizer_opts): New array decl.
15073 (add_misspelling_candidates): New function decl.
15074 * spellcheck.c (find_closest_string): New function.
15075 * spellcheck.h (find_closest_string): New function decl.
15077 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15079 PR rtl-optimization/69764
15080 PR rtl-optimization/69771
15081 * optabs.c (expand_binop_directly): For shift_optab_p, force
15082 convert_modes with VOIDmode if xop1 has VOIDmode.
15084 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
15087 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
15088 to correctly determine instrumentation thunks.
15090 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15093 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
15094 type by reference, force lhs on the call.
15097 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
15098 Compute retval and retbnd early in all cases if split_part_return_p
15099 and return_bb is not EXIT. Remove all clobber stmts and reset
15100 all debug stmts that refer to SSA_NAMEs defined in split part,
15101 except if it is retval, in that case replace the old retval with the
15102 lhs of the call to the split part.
15104 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15107 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15109 PR middle-end/66726
15110 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15111 whose result is used in PHI.
15112 (maybe_optimize_range_tests): Likewise.
15113 (final_range_test_p): Likweise.
15115 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
15117 PR middle-end/66726
15118 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
15119 whose result is used in PHI.
15120 (maybe_optimize_range_tests): Likewise.
15121 (final_range_test_p): Likweise.
15123 2016-02-12 Jakub Jelinek <jakub@redhat.com>
15125 * cgraph.c: Spelling fixes - behaviour -> behavior and
15126 neighbour -> neighbor.
15127 * target.def: Likewise.
15128 * sel-sched.c: Likewise.
15129 * config/mips/mips.c: Likewise.
15130 * config/arc/arc.md: Likewise.
15131 * config/arm/cortex-a57.md: Likewise.
15132 * config/arm/arm.c: Likewise.
15133 * config/arm/neon.md: Likewise.
15134 * config/arm/arm-c.c: Likewise.
15135 * config/vms/vms-c.c: Likewise.
15136 * config/s390/s390.c: Likewise.
15137 * config/i386/znver1.md: Likewise.
15138 * config/i386/i386.c: Likewise.
15139 * config/ia64/hpux-unix2003.h: Likewise.
15140 * config/msp430/msp430.md: Likewise.
15141 * config/rx/rx.c: Likewise.
15142 * config/rx/rx.md: Likewise.
15143 * config/aarch64/aarch64-simd.md: Likewise.
15144 * config/aarch64/aarch64.c: Likewise.
15145 * config/nvptx/nvptx.c: Likewise.
15146 * config/bfin/bfin.c: Likewise.
15147 * config/cris/cris.opt: Likewise.
15148 * config/rs6000/rs6000.c: Likewise.
15149 * target.h: Likewise.
15150 * spellcheck.c: Likewise.
15151 * ira-build.c: Likewise.
15152 * tree-inline.c: Likewise.
15153 * builtins.c: Likewise.
15154 * lra-constraints.c: Likewise.
15155 * explow.c: Likewise.
15156 * hwint.h: Likewise.
15157 * targhooks.c: Likewise.
15158 * tree-vect-data-refs.c: Likewise.
15159 * expr.c: Likewise.
15160 * doc/tm.texi: Likewise.
15161 * doc/extend.texi: Likewise.
15162 * doc/install.texi: Likewise.
15163 * doc/md.texi: Likewise.
15164 * tree-ssa-tail-merge.c: Likewise.
15165 * sched-int.h: Likewise.
15166 * match.pd: Likewise.
15167 * sched-ebb.c: Likewise.
15168 * target.def (omit_struct_return_reg): Likewise.
15169 * gimple-ssa-isolate-paths.c: Likewise.
15170 (find_implicit_erroneous_behaviour): Renamed to...
15171 (find_implicit_erroneous_behavior): ... this.
15172 (find_explicit_erroneous_behaviour): Renamed to...
15173 (find_explicit_erroneous_behavior): ... this.
15174 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
15176 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
15178 PR rtl-optimization/64682
15179 PR rtl-optimization/69567
15180 PR rtl-optimization/69737
15181 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
15182 in I2 as well, just lose it.
15184 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15186 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
15188 (aarch64_last_printed_tune_string): Likewise.
15189 (aarch64_declare_function_name): Only output .arch assembler
15190 directive if it will be different from the previously output
15191 directive. Same for .tune comment but only if -dA is set.
15192 (aarch64_start_file): New function.
15193 (TARGET_ASM_FILE_START): Define.
15195 2016-02-11 David Malcolm <dmalcolm@redhat.com>
15198 * Makefile.in (PLUGIN_HEADERS): Add params.list.
15200 2016-02-11 Jakub Jelinek <jakub@redhat.com>
15203 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
15204 -Wmaybe-uninitialized warning.
15206 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
15209 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
15211 2016-02-11 Richard Biener <rguenther@suse.de>
15213 PR rtl-optimization/69291
15214 * ifcvt.c (noce_try_store_flag_constants): Do not allow
15215 subexpressions affected by changing the result.
15217 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
15220 * lra-constraints.c (curr_insn_transform): Find in/out operands
15221 for secondary memory moves. Update dups.
15223 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15225 PR tree-optimization/69652
15226 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
15227 to nested loop, did source re-formatting, skip debug statements,
15228 add check on statement with volatile operand, remove dead scalar
15231 2016-02-10 Jakub Jelinek <jakub@redhat.com>
15232 Patrick Palka <ppalka@gcc.gnu.org>
15236 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
15237 calls if the return type is TREE_ADDRESSABLE.
15238 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
15239 * ipa-split.c (split_function): Fix doubled "we" in comment.
15240 Use void return type for the split part even if
15241 !split_point->split_part_set_retval.
15243 2016-02-10 Bin Cheng <bin.cheng@arm.com>
15245 PR tree-optimization/68021
15246 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
15247 when computing the value of biv cand by itself.
15249 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15251 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
15252 (cortexa57_tunings): Likewise.
15253 (cortexa72_tunings): Likewise.
15254 (arch_macro_fusion_pair_p): Add support for AES fusion.
15255 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
15256 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
15257 Allow virtual registers before reload so early scheduling works.
15258 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
15259 correct latency and pipeline.
15260 (cortex_a57_crypto_complex): Likewise.
15261 (cortex_a57_crypto_xor): Likewise.
15262 (define_bypass): Add AES bypass.
15264 2016-02-10 Richard Biener <rguenther@suse.de>
15266 PR tree-optimization/69726
15267 * passes.def: Add DCE pass before late uninit.
15268 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
15269 really fixup if-conversions job.
15271 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
15273 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
15274 (arm_cortex_a57_tune): Likewise.
15275 (aarch_macro_fusion_pair_p): Add support for AES fusion.
15276 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
15278 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
15280 * timevar.def (TV_PHASE_DBGINFO): Delete.
15281 (TV_PHASE_CHECK_DBGINFO): Likewise.
15282 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
15284 2016-02-10 Richard Biener <rguenther@suse.de>
15286 PR tree-optimization/69719
15287 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15288 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
15290 2016-02-09 Andrew Pinski <apinski@cavium.com>
15293 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
15294 get_vcond_mask_icode returns false.
15296 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15299 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
15300 an ADDIS that adds a pointer to a large constant that sets the
15301 upper16 bits with a load operation.
15303 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15306 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
15308 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
15310 (vzipq_s16): Likewise.
15311 (vzipq_s32): Likewise.
15312 (vzipq_f32): Likewise.
15313 (vzipq_u8): Likewise.
15314 (vzipq_u16): Likewise.
15315 (vzipq_u32): Likewise.
15316 (vzipq_p8): Likewise.
15317 (vzipq_p16): Likewise.
15319 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
15322 * config/arm/arm.c (neon_endian_lane_map): New function.
15323 (neon_vector_pair_endian_lane_map): New function.
15324 (arm_evpc_neon_vuzp): Allow for big endian lane order.
15325 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
15327 (vuzpq_s16): Likewise.
15328 (vuzpq_s32): Likewise.
15329 (vuzpq_f32): Likewise.
15330 (vuzpq_u8): Likewise.
15331 (vuzpq_u16): Likewise.
15332 (vuzpq_u32): Likewise.
15333 (vuzpq_p8): Likewise.
15334 (vuzpq_p16): Likewise.
15336 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
15339 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
15342 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
15344 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
15345 truncate const_int operand 1 to QImode.
15347 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
15349 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
15350 corresponding to an abnormal edge.
15352 2016-02-09 Tom de Vries <tom@codesourcery.com>
15354 PR tree-optimization/69599
15355 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
15357 (find_func_aliases_for_builtin_call, find_func_clobbers)
15358 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
15361 2016-02-09 Richard Biener <rguenther@suse.de>
15363 PR tree-optimization/69715
15364 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
15365 LHS on calls as non-rewritable.
15367 2016-02-09 Tom de Vries <tom@codesourcery.com>
15370 * lto-wrapper.c (append_diag_options): New function.
15371 (compile_offload_image): Call append_diag_options.
15373 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
15376 * doc/extend.texi (Flag Output Operands): Correct sectioning.
15377 Minor copy-edit to fix verb tenses.
15379 2016-02-08 Jakub Jelinek <jakub@redhat.com>
15381 PR tree-optimization/69209
15382 * ipa-split.c (split_function): If split part is not
15383 returning retval, retval has gimple type but is not
15384 gimple value, force it into a SSA_NAME first.
15386 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
15388 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
15391 2016-02-08 Jason Merrill <jason@redhat.com>
15394 * convert.c (convert_to_integer_1): Check dofold on truncation
15396 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
15397 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
15398 Rename from *_nofold.
15399 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
15400 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
15402 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
15405 * tree.c (build_common_tree_nodes): Remove short_double argument.
15406 All callers changed.
15407 * tree.h (build_common_tree_nodes): Adjust declaration.
15408 * doc/invoke.texi (-fshort-double): Remove documentation.
15409 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15410 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
15411 * lto-wrapper.c (merge_and_complain, append_compiler_options)
15412 (append_linker_options): Don't handle OPT_fshort_double.
15414 PR rtl-optimization/68730
15415 * lra-remat.c (insn_to_cand_activation): New static variable.
15416 (lra_remat): Allocate and free it.
15417 (create_cand): New arg activation. Initialize a field in
15418 insn_to_cand_activation if it is nonnull.
15419 (create_cands): Pass the activation insn to create_cand when making
15420 a candidate involving an output reload. Reorganize code a little.
15421 (do_remat): Keep track of active status of candidates in a separate
15424 2016-02-08 Richard Biener <rguenther@suse.de>
15426 PR tree-optimization/69719
15427 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
15428 Properly use absolute of the difference of the two offsets to
15429 compare or adjust the segment length.
15431 2016-02-08 Richard Biener <rguenther@suse.de>
15432 Jeff Law <law@redhat.com>
15435 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
15436 types for anonymous SSA names.
15438 2016-02-08 Richard Biener <rguenther@suse.de>
15440 PR rtl-optimization/69274
15441 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
15443 2016-02-08 Jeff Law <law@redhat.com>
15445 PR tree-optimization/65917
15446 * tree-ssa-dom.c (record_temporary_equivalences): Record both
15447 equivalences from if (x == y) style conditionals.
15448 (loop_depth_of_name): Remove.
15449 (record_equality): Remove loop depth check.
15450 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
15451 (const_and_copies::record_const_or_copy_raw): New member function.
15452 * tree-ssa-scopedtables.c
15453 (const_and_copies::record_const_or_copy_raw): New, factored out of
15454 (const_and_copies::record_const_or_copy): Call new member function.
15456 2016-02-05 Jeff Law <law@redhat.com>
15458 PR tree-optimization/68541
15459 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
15460 (count_stmts_in_block): New function.
15461 (poor_ifcvt_candidate_code): Likewise.
15462 (is_feasible_trace): Add some heuristics to determine when path
15463 splitting is profitable.
15464 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
15465 is a diamond with a single exit.
15467 2016-02-05 Martin Sebor <msebor@redhat.com>
15470 * doc/invoke.texi: Update -Wplacement-new to take an optional
15473 2016-02-06 Richard Henderson <rth@redhat.com>
15476 * tree.c (tree_nop_conversion_p): Do not strip casts into or
15477 out of non-standard address spaces.
15479 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15481 PR rtl-optimization/69691
15482 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
15484 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
15486 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
15487 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
15488 (*ieee128_mfvsrd_64bit): Likewise.
15489 (*ieee128_mfvsrd_32bit): Likewise.
15491 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
15495 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
15497 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
15498 instrumented_version.
15500 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
15502 * doc/invoke.texi (Optimize Options): In table of --param options
15503 rename second occurrence of tracer-min-branch-ratio to
15504 tracer-min-branch-probability, rename
15505 tracer-min-branch-ratio-feedback to
15506 tracer-min-branch-probability-feedback and clarify description,
15507 rename sched-spec-state-edge-prob-cutoff to
15508 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
15509 to selsched-insns-to-rename, rename lto-minpartition to
15510 lto-min-partition, delete reorder-blocks-duplicate and
15511 reorder-blocks-duplicate-feedback.
15513 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15515 * config/s390/s390.c (s390_register_info_set_ranges): Remove
15518 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
15520 * doc/extend.texi: S/390: Correct some typos.
15522 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15524 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
15526 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15529 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
15530 (s390_register_info_gprtofpr): Use new macros above.
15531 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
15533 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
15534 its name. Adjust restore and save gpr ranges.
15535 (s390_register_info_set_ranges): New function.
15536 (s390_register_info): Use new macros above. Call
15537 s390_register_info_set_ranges.
15538 (s390_optimize_register_info): Likewise.
15539 (s390_hard_regno_rename_ok): Use new macros.
15540 (s390_hard_regno_scratch_ok): Likewise.
15541 (s390_emit_epilogue): Likewise.
15542 (s390_can_use_return_insn): Likewise.
15543 (s390_optimize_prologue): Likewise.
15544 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
15546 2016-02-05 Jakub Jelinek <jakub@redhat.com>
15549 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
15551 (ix86_option_override_internal): Disable TARGET_STV even for
15552 -m{incoming,preferred}-stack-boundary=3.
15554 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15556 * config.gcc: Mark deprecated rtems targets as obsolete.
15558 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
15560 PR rtl-optimization/64682
15561 PR rtl-optimization/69567
15562 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
15563 before I2 only if the register is both used and set in I2.
15565 2016-02-04 DJ Delorie <dj@redhat.com>
15567 * config/msp430/msp430.c (msp430_start_function): Add function type.
15569 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15572 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
15574 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
15576 PR rtl-optimization/69577
15578 2015-10-29 Richard Henderson <rth@redhat.com>
15582 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
15583 sse check to the exact conditions of PR 67609.
15585 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
15588 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
15589 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
15590 not allowed into the traditional Altivec registers.
15591 (movtd_64bit_nodm): Likewise.
15592 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
15594 2016-02-04 David Malcolm <dmalcolm@redhat.com>
15596 * config/aarch64/cortex-a57-fma-steering.c
15597 (aarch64_register_fma_steering): Remove "static" from arguments
15600 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
15603 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
15604 twice when complex.
15606 2016-02-04 Mike Frysinger <vapier@gentoo.org>
15608 * doc/invoke.texi: Delete -mno-fma4.
15610 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
15612 PR rtl-optimization/69577
15613 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
15614 (find_subregs_of_mode): Update accordingly. Iterate over partial
15617 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
15619 * config/arm/arm-protos.h (neon_reinterpret): Remove.
15620 * config/arm/arm.c (neon_reinterpret): Remove.
15621 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
15622 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
15623 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
15624 vreinterpretti): Remove.
15625 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
15626 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
15627 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
15628 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
15629 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
15630 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
15631 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
15632 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
15633 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
15634 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
15635 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
15636 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
15637 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
15638 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
15639 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
15640 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
15641 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
15642 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
15643 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
15644 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
15645 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
15646 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
15647 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
15648 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
15649 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
15650 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
15651 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
15652 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
15653 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
15654 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
15655 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
15656 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
15657 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
15658 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
15659 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
15660 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
15661 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
15662 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
15663 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
15664 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
15665 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
15666 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
15667 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
15668 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
15669 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
15670 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
15671 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
15672 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
15673 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
15674 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
15675 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
15676 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
15677 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
15678 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
15679 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
15680 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
15681 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
15682 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
15683 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
15684 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
15685 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
15686 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
15687 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
15688 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
15689 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
15690 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
15691 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
15692 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
15693 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
15694 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
15695 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
15696 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
15697 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
15698 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
15699 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
15700 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
15701 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
15702 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
15703 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
15704 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
15705 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
15706 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
15707 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
15708 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
15709 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
15710 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
15711 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
15712 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
15713 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
15714 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
15715 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
15716 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
15717 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
15718 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
15719 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
15720 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
15721 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
15722 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
15723 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
15724 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
15725 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
15726 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
15727 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
15729 2016-02-04 Martin Liska <mliska@suse.cz>
15732 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
15733 that are gimple_store_p.
15734 (maybe_instrument_call): Likewise.
15736 2016-02-04 Bin Cheng <bin.cheng@arm.com>
15738 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
15739 register scaling out of memory reference and comment why.
15741 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15745 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
15746 folding the source of a SET.
15748 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15752 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
15753 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
15755 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
15759 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
15762 2016-02-04 Christian Bruel <christian.bruel@st.com>
15764 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
15765 * config/arm/arm.c (arm_set_current_function): Likewise.
15767 2016-02-04 Jakub Jelinek <jakub@redhat.com>
15768 Ilya Enkovich <enkovich.gnu@gmail.com>
15769 H.J. Lu <hongjiu.lu@intel.com>
15772 * config/i386/i386.c (convert_scalars_to_vector): Remove
15773 stack alignment fixes.
15774 (ix86_option_override_internal): Disable TARGET_STV if stack
15775 might not be aligned enough.
15776 (ix86_minimum_alignment): Assert that TARGET_STV is false.
15778 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
15780 * config/i386/x86-tune.def: Disable default prefetching
15783 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
15784 Vladimir Makarov <vmakarov@redhat.com>
15787 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
15788 in validating fused toc addresses.
15790 2016-02-03 Jakub Jelinek <jakub@redhat.com>
15793 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
15794 range->m_caret fields if range->m_show_caret_p is false.
15797 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
15798 Force oldval into register if it does not satisfy reg_or_short_operand
15799 predicate. Fix up formatting.
15801 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
15802 Alexandre Oliva <aoliva@redhat.com>
15805 * lra-constraints.c (simplify_operand_subreg): Check additionally
15806 address validity after potential reloading.
15807 (process_address_1): Check insns validity. In case of failure do
15810 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
15813 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
15816 2016-02-02 Jakub Jelinek <jakub@redhat.com>
15818 * wide-int.cc (canonize_uhwi): New function.
15819 (wi::divmod_internal): Use it.
15821 2016-02-02 James Norris <jnorris@codesourcery.com
15823 * gimplify.c (omp_notice_variable): Add usage check.
15825 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
15827 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
15828 like LE, GE, LT, GT when emitting relational operator.
15830 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15832 * ira-costs.c (find_costs_and_classes): Add extra argument.
15833 * target.def (ira_change_pseudo_allocno_class): Add parameter.
15834 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
15835 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
15836 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
15837 Add best_class parameter, and return it if not ALL_REGS.
15838 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
15840 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
15841 Update target hook.
15843 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
15845 * config/aarch64/aarch64.c
15846 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
15847 (aarch64_ira_change_pseudo_allocno_class): New function.
15849 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
15852 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
15854 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15856 * config/avr/avr.c (avr_option_override): Set
15857 PARAM_ALLOW_STORE_DATA_RACES to 1.
15859 2016-02-02 Richard Biener <rguenther@suse.de>
15861 PR tree-optimization/69595
15862 * match.pd: Add range test simplifications to true/false.
15864 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
15866 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
15867 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
15870 2016-02-02 Richard Biener <rguenther@suse.de>
15872 PR tree-optimization/69606
15873 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
15874 info on the result before moving a stmt.
15876 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
15878 PR middle-end/68542
15879 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
15880 branch with vector comparison.
15881 * config/i386/sse.md (VI48_AVX): New mode iterator.
15882 (define_expand "cbranch<mode>4): Add support for conditional branch
15883 with vector comparison.
15884 * tree-vect-loop.c (optimize_mask_stores): New function.
15885 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
15886 has_mask_store field of vect_info.
15887 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
15888 vectorized loops having masked stores after vec_info destroy.
15889 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
15890 correspondent macros.
15891 (optimize_mask_stores): Add prototype.
15893 2016-02-02 Alan Modra <amodra@gmail.com>
15896 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
15899 2016-02-02 Alan Modra <amodra@gmail.com>
15902 * config/rs6000/rs6000.c (need_toc_init): New var, set it
15903 whenever toc_label_name used.
15904 (rs6000_file_start): Don't set up toc section here,
15905 (rs6000_output_function_epilogue): do so here instead,
15906 (rs6000_xcoff_file_start): and here.
15907 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
15908 (load_toc_aix_di): Likewise.
15910 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15912 PR rtl-optimization/69592
15913 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
15914 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
15915 (num_sign_bit_copies_binary_arith_p): New inline function.
15916 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
15918 2016-02-01 Jeff Law <law@redhat.com>
15920 PR tree-optimization/69580
15921 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
15922 * tree-ssa-threadbackward.c
15923 (fsm_find_control_statement_thread_paths): Do not try to walk
15924 through large PHI nodes.
15926 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15928 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
15929 when count is incremented above limit, don't analyze further
15932 * omp-low.c (oacc_parse_default_dims): Avoid
15933 -Wsign-compare warning, make sure value fits into int
15934 rather than just unsigned int.
15936 2016-02-01 Bin Cheng <bin.cheng@arm.com>
15938 PR tree-optimization/67921
15939 * fold-const.c (split_tree): New parameters. Convert pointer
15940 type variable part to proper type before negating.
15941 (fold_binary_loc): Pass new arguments to split_tree.
15943 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
15945 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
15946 (nvptx_goacc_validate_dims): Extend to handle global defaults.
15947 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
15948 * doc/tm.texti: Rebuilt.
15949 * doc/invoke.texi (fopenacc-dim): Document.
15950 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
15951 (append_compiler_options): Likewise.
15952 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
15953 (oacc_parse_default_dims): New.
15954 (oacc_validate_dims): Add USED arg. Select non-unity default when
15956 (oacc_loop_fixed_partitions): Return mask of used partitions.
15957 (oacc_loop_auto_partitions): Emit dump info.
15958 (oacc_loop_partition): Return mask of used partitions.
15959 (execute_oacc_device_lower): Parse default dimension arg. Adjust
15960 loop partitioning and validation calls.
15962 2016-02-01 Richard Biener <rguenther@suse.de>
15964 PR middle-end/69556
15965 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
15967 2016-02-01 Richard Biener <rguenther@suse.de>
15969 PR tree-optimization/69574
15970 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
15971 of asserting return chrec_dont_know.
15973 2016-02-01 Martin Liska <mliska@suse.cz>
15975 * mem-stats-traits.h: Add copyright header.
15976 * mem-stats.h: Likewise.
15978 2016-02-01 Richard Biener <rguenther@suse.de>
15980 PR tree-optimization/69579
15981 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
15982 Do not propagate through abnormal PHI results.
15984 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
15986 * postreload.c (reload_cse_simplify): Remove dead code.
15988 2016-02-01 Jakub Jelinek <jakub@redhat.com>
15990 PR rtl-optimization/69570
15991 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
15992 if there is more than one set, not if there is a single set.
15994 2016-02-01 Richard Henderson <rth@redhat.com>
15997 * combine.c (make_compound_operation): When looking through a
15998 subreg, make sure to re-extend to the width of the outer mode.
16000 2016-01-30 Jakub Jelinek <jakub@redhat.com>
16002 PR tree-optimization/69546
16003 * wide-int.cc (wi::divmod_internal): For unsigned division
16004 where both operands fit into uhwi, if o1 is 1 and o0 has
16005 msb set, if divident_prec is larger than bits per hwi,
16006 clear another quotient word and return 2 instead of 1.
16007 Similarly for remainder with msb in HWI set, if dividend_prec
16008 is larger than bits per hwi.
16010 2016-01-29 Martin Jambor <mjambor@suse.cz>
16012 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
16013 Use short lowercase names.
16014 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
16015 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
16016 acq_rel one. Protect warning agains segfaults if
16017 get_memory_order_name returns NULL.
16018 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
16019 with release semantics. Do not warn if get_memory_order already did.
16020 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
16021 semantics. Fix check for relaxed or acquire semantics. Do not warn
16022 if get_memory_order already did.
16024 2016-01-29 Sebastian Pop <s.pop@samsung.com>
16026 * doc/install.texi: Document that isl-0.16 is supported.
16028 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
16031 * config/i386/constraints.md (Bm): Describe as special memory
16033 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
16034 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16035 * genpreds.c (struct constraint_data): Add is_special_memory.
16036 (have_special_memory_constraints, special_memory_start): New
16038 (special_memory_end): Ditto.
16039 (add_constraint): Add new arg is_special_memory. Add code to
16040 process its true value. Update have_special_memory_constraints.
16041 (process_define_constraint): Pass the new arg.
16042 (process_define_register_constraint): Ditto.
16043 (choose_enum_order): Process special memory.
16044 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
16045 function insn_extra_special_memory_constraint.
16046 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16047 * gensupport.c (process_rtx): Process
16048 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
16049 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
16050 * ira-lives.c (single_reg_class): Use
16051 insn_extra_special_memory_constraint.
16052 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
16053 * lra-constraints.c (process_alt_operands): Ditto.
16054 (curr_insn_transform): Use insn_extra_special_memory_constraint.
16055 * recog.c (asm_operand_ok, preprocess_constraints): Process
16057 * reload.c (find_reloads): Ditto.
16058 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
16059 * stmt.c (parse_input_constraint): Use
16060 insn_extra_special_memory_constraint.
16062 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16065 * lra-splill.c (lra_final_code_change): Revert r229087 by
16066 removing all sub-registers.
16068 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
16071 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
16073 2016-01-29 Jakub Jelinek <jakub@redhat.com>
16076 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
16077 SSE1, copy target into the temporary reg first before recursing
16080 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
16082 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
16085 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16087 * ginclude/stdarg.h: Test __cplusplus instead of
16088 __GXX_EXPERIMENTAL_CXX0X__.
16090 2016-01-29 Richard Biener <rguenther@suse.de>
16092 PR tree-optimization/69547
16093 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
16094 Do not mark clobbers necessary.
16095 (mark_all_reaching_defs_necessary_1): Likewise.
16097 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16099 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
16100 declaration name with %qs and print it in both error messages.
16101 Also fix indentation.
16103 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16106 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
16107 trailing blank line from error message.
16109 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
16112 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
16115 2016-01-29 Richard Biener <rguenther@suse.de>
16117 PR middle-end/69537
16118 * match.pd: Allow all integral types when simplifying a
16119 widening or sign-changing conversion.
16121 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16123 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
16124 back to setting codegen_error to fail codegen.
16126 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
16129 * config/i386/constraints.md (C): Only accept constant zero operand.
16130 (BC): New constraint.
16131 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
16132 instead of C constraint.
16133 * doc/md.texi (Machine Constraints): Update description
16136 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
16139 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
16141 2016-01-28 Jakub Jelinek <jakub@redhat.com>
16143 PR middle-end/69542
16144 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
16147 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
16149 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
16150 branches if using guessed profile.
16152 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
16154 * graphite-optimize-isl.c (optimize_isl): Fix dump.
16156 2016-01-28 Richard Henderson <rth@redhat.com>
16159 * config/aarch64/aarch64-modes.def (CC_Cmode): New
16160 * config/aarch64/aarch64-protos.h: Update.
16161 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
16162 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
16163 (aarch64_get_condition_code_1): Handle CC_Cmode.
16164 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
16165 (*add<mode>3_compareC_cconly_imm): New.
16166 (*add<mode>3_compareC_cconly): New.
16167 (*add<mode>3_compareC_imm): New.
16168 (add<mode>3_compareC): New.
16169 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
16170 to be first. Use aarch64_carry_operation.
16171 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
16172 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
16173 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
16174 (subti3): Use subdi3_compare1.
16175 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
16176 (sub<mode>3_compare1): New.
16177 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
16178 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
16179 (*subsi3_carryin_uxtw): Likewise.
16180 (*ngc<mode>, *ngcsi_uxtw): Likewise.
16181 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
16182 * config/aarch64/iterators.md (DWI): New.
16183 * config/aarch64/predicates.md (aarch64_carry_operation): New.
16184 (aarch64_borrow_operation): New.
16186 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16188 * graphite-optimize-isl.c (optimize_isl): Print a different debug
16189 message when isl does not return a valid schedule.
16191 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16193 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
16194 Remove comments from class declarations: they are already in the code
16197 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16199 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
16201 (ternary_op_to_tree): Same.
16202 (unary_op_to_tree): Same.
16203 (nary_op_to_tree): Same.
16204 (gcc_expression_from_isl_expr_op): Same.
16205 (gcc_expression_from_isl_expression): Same.
16206 (graphite_create_new_loop): Same.
16207 (graphite_create_new_loop_guard): Same.
16208 (build_iv_mapping): Same.
16209 (graphite_create_new_guard): Same.
16210 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
16211 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
16213 2016-01-28 Sebastian Pop <s.pop@samsung.com>
16215 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
16216 instead of setting codegen_error to fail codegen.
16218 2016-01-28 Jason Merrill <jason@redhat.com>
16220 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
16222 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16224 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16225 Remove CONST_INT_P check in CCMP cost calculation.
16227 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16229 * config/aarch64/aarch64.c (generic_vector_cost):
16230 Set vec_permute_cost.
16231 (cortexa57_vector_cost): Likewise.
16232 (exynosm1_vector_cost): Likewise.
16233 (xgene1_vector_cost): Likewise.
16234 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
16235 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
16236 Add vec_permute_cost entry.
16238 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
16240 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
16242 (add<mode>3_compare0): Likewise.
16243 (addsi3_compare0_uxtw): Likewise.
16244 (add<mode>3nr_compare0): Likewise.
16245 (compare_neg<mode>): Likewise.
16246 (<optab><mode>3): Likewise.
16248 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
16250 * tree-vect-stmts.c (vectorizable_comparison): Add
16251 NULL check for vectype.
16253 2016-01-28 Richard Biener <rguenther@suse.de>
16255 PR tree-optimization/69466
16256 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
16257 Account for PHIs we couldn't duplicate.
16259 2016-01-28 Martin Liska <mliska@suse.cz>
16262 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
16263 instead of ENABLE_VALGRIND_CHECKING.
16265 2016-01-27 Richard Henderson <rth@redhat.com>
16268 * lra-remat.c (subreg_regs): New.
16269 (dump_candidates_and_remat_bb_data): Dump it.
16270 (operand_to_remat): Reject if operand in subreg_regs.
16271 (set_bb_regs): Collect subreg_regs.
16272 (lra_remat): Init and free subreg_regs. Compute
16273 calculate_local_reg_remat_bb_data before create_cands.
16275 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
16278 * config/i386/i386.c (ix86_update_stack_boundary): Don't
16279 change stack_alignment_needed for __tls_get_addr call.
16281 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
16283 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
16285 2016-01-27 Jeff Law <law@redhat.com>
16287 PR tree-optimization/68398
16288 PR tree-optimization/69196
16289 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
16290 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
16291 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16292 Only count PHIs in the last block in the path. The others will
16293 const/copy propagate away. Add heuristic to allow more irreducible
16294 subloops to be created when it is likely profitable to do so.
16296 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
16297 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
16298 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
16300 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16303 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
16304 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
16305 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
16306 * tree-streamer-in.c: Include asan.h.
16307 (streamer_get_builtin_tree): For builtins in sanitizer
16308 range call initialize_sanitizer_builtins and retry.
16310 2016-01-27 Ian Lance Taylor <iant@google.com>
16312 * common.opt (fkeep-gc-roots-live): New undocumented option.
16313 * tree-ssa-loop-ivopts.c (add_candidate_1): If
16314 -fkeep-gc-roots-live, skip pointers.
16315 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
16318 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
16321 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
16322 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
16324 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
16327 * configure.ac: NetBSD provides SSP in its C library.
16328 * configure: Updated.
16330 2016-01-27 Richard Biener <rguenther@suse.de>
16332 PR tree-optimization/69166
16333 * tree-vect-loop.c (vect_is_simple_reduction): Always check
16334 reduction code for commutativity / associativity.
16336 2016-01-27 Martin Jambor <mjambor@suse.cz>
16338 PR tree-optimization/69355
16339 * tree-sra.c (analyze_access_subtree): Correct hole detection when
16340 total_scalarization fails.
16342 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
16344 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
16347 2016-01-27 Christian Bruel <christian.bruel@st.com>
16350 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
16351 Move arm_reset_previous_fndecl and set_target_option_current_node in
16352 the conditional part. Call save_restore_target_globals.
16353 * config/arm/arm.c (arm_set_current_function):
16354 Refactor to better support #pragma target and attribute mix.
16355 Call save_restore_target_globals.
16356 * config/arm/arm-protos.h (save_restore_target_globals): New function.
16358 2016-01-27 Martin Liska <mliska@suse.cz>
16360 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
16361 reference for an HSA kernel and its host function.
16363 2016-01-27 Jakub Jelinek <jakub@redhat.com>
16365 PR tree-optimization/69399
16366 * wide-int.h (wi::lrshift): For larger precisions, only
16367 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
16369 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
16371 * config/arc/predicates.md (proper_comparison_operator): Reject
16372 constant-constant comparison.
16374 2016-01-26 Tom de Vries <tom@codesourcery.com>
16376 PR tree-optimization/69110
16377 * tree-data-ref.c (initialize_data_dependence_relation): Handle
16378 DR_NUM_DIMENSIONS == 0.
16380 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
16381 Sebastian Pop <s.pop@samsung.com>
16383 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
16384 isl_ast_op_cond and isl_ast_op_select.
16385 (gcc_expression_from_isl_expr_op): Same.
16387 2016-01-26 Jason Merrill <jason@redhat.com>
16390 * tree.c (recompute_constructor_flags): Split out from
16392 (verify_constructor_flags): New.
16393 * tree.h: Declare them.
16395 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
16397 PR rtl-optimization/69217
16398 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
16399 are no TYPE_FIELDS set for the record type.
16401 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16404 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
16405 toc_label_name unconditionally.
16406 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
16407 SYMBOL_REF string. Use toc_label_name instead of constructing
16409 (rs6000_elf_declare_function_name): Use toc_label_name instead of
16410 constructing LCTOC1.
16412 2016-01-26 Martin Sebor <msebor@redhat.com>
16415 * doc/extend.texi (Common Type Attributes): Move text that talks about
16416 attribute packed from attribute aligned to the section discussing
16417 the former attribute for clarity.
16419 2016-01-26 Richard Henderson <rth@redhat.com>
16421 PR middle-end/60908
16422 * trans-mem.c (tm_region_init): Mark entry block as visited.
16424 2016-01-26 David Malcolm <dmalcolm@redhat.com>
16427 * diagnostic-show-locus.c (layout::print_source_line): Replace
16428 call to pp_newline with call to layout::print_newline.
16429 (layout::print_annotation_line): Likewise.
16430 (layout::move_to_column): Likewise.
16431 (layout::print_any_fixits): After printing any fixits, print a
16432 trailing newline, if necessary.
16433 (layout::print_newline): New method, resetting any colorization
16435 (diagnostic_show_locus): Move the pp_newline to before the
16436 early bailout. Remove dummy block enclosing the layout instance.
16437 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
16438 of pp_newline_and_flush with pp_flush.
16439 (diagnostic_append_note): Delete use of pp_newline.
16440 (diagnostic_append_note_at_rich_loc): Delete.
16441 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
16442 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
16443 when newline characters are added to the buffer.
16445 2016-01-26 Michael Matz <matz@suse.de>
16447 * configure.ac (ac_cv_std_swap_in_utility): New test.
16448 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
16449 * configure: Regenerate.
16450 * config.in: Regenerate.
16452 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
16454 * config/arc/arc.md (cstoresi4): Force operand into register.
16455 (arcset<code>): Fix predicate.
16456 (arcsetltu): Likewise.
16457 (arcsetgeu): Likewise.
16458 (arcsethi): Likewise.
16459 (arcsetls): Likewise.
16461 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16463 PR tree-optimization/69483
16464 * gimple-fold.c (canonicalize_constructor_val): Return NULL
16465 if base has error_mark_node type.
16467 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
16470 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
16471 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
16473 (vget_lane_f16): Handle big-endian.
16474 (vgetq_lane_f16): Likewise.
16475 (vset_lane_f16): Likewise.
16476 (vsetq_lane_f16): Likewise.
16477 * config/arm/iterators.md (VQXMOV): Add V8HF.
16478 (VDQ): Add V4HF and V8HF.
16479 (V_reg): Handle V4HF and V8HF.
16480 (Is_float_mode): Likewise.
16481 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
16482 neon_vdup_nv8hf): New patterns.
16483 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
16484 Use VD_LANE iterator.
16485 (neon_vld1_dup<mode>): Use VQ2 iterator.
16487 2016-01-26 Nathan Sidwell <nathan@acm.org>
16489 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
16490 (set_oacc_fn_attrib): Add IS_KERNEL arg.
16491 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
16492 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
16493 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
16494 (oacc_validate_dims): Add LEVEL arg, don't return level.
16495 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
16496 oacc_validate_dims.
16497 (execute_oacc_device_lower): Adjust, add more dump output.
16498 * tree-ssa-loop.c (gate_oacc_kernels): Use
16499 oacc_fn_attrib_kernels_p.
16500 * tree-parloops.c (create_parallel_loop): Adjust
16501 set_oacc_fn_attrib call.
16503 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16506 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
16507 (append_compiler_options): Handle -fcilkplus.
16508 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
16510 2016-01-26 Nick Clifton <nickc@redhat.com>
16513 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
16514 been marked as DECL_ONE_ONLY but we do not the means to make it
16515 so, then do not allow it to bind locally.
16517 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16520 * opts.h (parse_sanitizer_options): New prototype.
16521 * opts.c (sanitizer_opts): New array.
16522 (parse_sanitizer_options): New function.
16523 (common_handle_option): Use parse_sanitizer_options.
16525 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
16528 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
16529 alignment adjustment to ...
16530 (ix86_update_stack_boundary): Here. Don't over-align stack for
16532 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
16533 if __tls_get_addr is called.
16535 2016-01-26 Christian Bruel <christian.bruel@st.com>
16537 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
16539 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
16541 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
16543 2016-01-26 Richard Biener <rguenther@suse.de>
16545 PR middle-end/69467
16546 * match.pd: Guard X * CST CMP 0 pattern with single_use.
16548 2016-01-26 Richard Biener <rguenther@suse.de>
16550 PR tree-optimization/69452
16551 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
16552 (move_computations_dom_walker::before_dom_children): Rename
16554 (move_computations_worker): This.
16555 (move_computations): Perform an RPO rather than a DOM walk.
16557 2016-01-26 Jakub Jelinek <jakub@redhat.com>
16560 * combine.c (combine_instructions): For REG_EQUAL note with
16561 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
16562 to the underlying register.
16563 * doc/rtl.texi (REG_EQUAL): Document the behavior of
16564 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
16566 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
16569 * config/aarch64/aarch64-builtins.c
16570 (aarch64_init_simd_builtin_types): Do not set structural
16571 equality to __Poly{8,16,64,128}_t types.
16573 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
16575 PR tree-optimization/69400
16576 * wide-int.cc (wi_pack): Take the precision as argument and
16577 perform canonicalization here rather than in the callers.
16578 Use the main loop to handle all full-width HWIs. Add a
16579 zero HWI if in_len isn't a full result.
16580 (wi::divmod_internal): Update accordingly.
16581 (wi::mul_internal): Likewise. Simplify.
16583 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16584 Sebastian Pop <s.pop@samsung.com>
16586 * graphite-poly.c (apply_poly_transforms): Simplify.
16587 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
16588 (print_isl_map): Same.
16589 (print_isl_union_map): Same.
16590 (print_isl_schedule): New.
16591 (debug_isl_schedule): New.
16592 * graphite-dependences.c (scop_get_reads): Do not call
16593 isl_union_map_add_map that is undocumented isl functionality.
16594 (scop_get_must_writes): Same.
16595 (scop_get_may_writes): Same.
16596 (scop_get_original_schedule): Remove.
16597 (scop_get_dependences): Do not call isl_union_map_compute_flow that
16598 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
16599 (compute_deps): Remove.
16600 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
16601 (debug_schedule_ast): New.
16602 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
16603 set_separate_option.
16604 (graphite_regenerate_ast_isl): Add dump.
16605 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
16606 from scop->transformed_schedule.
16607 (graphite_regenerate_ast_isl): Add more dump.
16608 * graphite-optimize-isl.c (optimize_isl): Set
16609 scop->transformed_schedule. Check whether schedules are equal.
16610 (apply_poly_transforms): Move here.
16611 * graphite-poly.c (apply_poly_transforms): ... from here.
16612 (free_poly_bb): Static.
16613 (free_scop): Static.
16614 (pbb_number_of_iterations_at_time): Remove.
16615 (print_isl_ast): New.
16616 (debug_isl_ast): New.
16617 (debug_scop_pbb): New.
16618 * graphite-scop-detection.c (print_edge): Move.
16619 (print_sese): Move.
16620 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
16621 (build_scop_scattering): Remove.
16622 (create_pw_aff_from_tree): Assert instead of bailing out.
16623 (add_condition_to_pbb): Remove unused code, do not fail.
16624 (add_conditions_to_domain): Same.
16625 (add_conditions_to_constraints): Remove.
16626 (build_scop_context): New.
16627 (add_iter_domain_dimension): New.
16628 (build_iteration_domains): Initialize pbb->iterators.
16629 Call add_conditions_to_domain.
16632 (index_outermost_in_loop): New.
16633 (index_pbb_in_loop): New.
16634 (outermost_pbb_in): New.
16635 (add_in_sequence): New.
16636 (add_outer_projection): New.
16637 (outer_projection_mupa): New.
16638 (add_loop_schedule): New.
16639 (build_schedule_pbb): New.
16640 (build_schedule_loop): New.
16641 (embed_in_surrounding_loops): New.
16642 (build_schedule_loop_nest): New.
16643 (build_original_schedule): New.
16644 (build_poly_scop): Call build_original_schedule.
16645 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
16646 (free_poly_dr): Remove.
16647 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
16648 (free_poly_bb): Remove.
16649 (debug_loop_vec): Remove.
16650 (print_isl_ast): Declare.
16651 (debug_isl_ast): Declare.
16652 (scop_do_interchange): Remove.
16653 (scop_do_strip_mine): Remove.
16654 (scop_do_block): Remove.
16655 (flatten_all_loops): Remove.
16656 (optimize_isl): Remove.
16657 (pbb_number_of_iterations_at_time): Remove.
16658 (debug_scop_pbb): Declare.
16659 (print_schedule_ast): Declare.
16660 (debug_schedule_ast): Declare.
16661 (struct scop): Remove schedule. Add original_schedule,
16662 transformed_schedule.
16663 (free_gimple_poly_bb): Remove.
16664 (print_generated_program): Remove.
16665 (debug_generated_program): Remove.
16666 (unify_scattering_dimensions): Remove.
16667 * sese.c (print_edge): ... here.
16668 (print_sese): ... here.
16669 (debug_edge): ... here.
16670 (debug_sese): ... here.
16671 * sese.h (print_edge): Declare.
16672 (print_sese): Declare.
16673 (dump_edge): Declare.
16674 (dump_sese): Declare.
16676 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
16677 Sebastian Pop <s.pop@samsung.com>
16679 * Makefile.in: Set ISLVER in site.exp.
16681 2016-01-25 Jakub Jelinek <jakub@redhat.com>
16683 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
16684 DECL_VALUE_EXPR of new_var even for the non-array case. Look
16685 through DECL_VALUE_EXPR for expansion.
16687 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
16689 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
16690 the frame info after reload completed.
16692 2016-01-25 Jeff Law <law@redhat.com>
16694 PR tree-optimization/69196
16695 PR tree-optimization/68398
16696 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
16697 tree-ssa-threadupdate.c.
16698 (determine_bb_domination_status): Prototype
16699 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
16700 (determine_bb_domination_status): No longer static.
16701 (valid_jump_thread_path): Remove code to detect characteristics
16702 of the jump thread path not associated with correctness.
16703 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
16704 Correct test for thread path length. Count PHIs for real operands as
16705 statements that need to be copied. Do not count ASSERT_EXPRs.
16706 Look at all the blocks in the thread path. Compute and selectively
16707 filter thread paths based on threading through the latch, threading
16708 a multiway branch or crossing a multiway branch.
16710 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16712 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
16713 decl with __attribute__ ((unused)) annotation.
16715 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
16718 * tree-vect-stmts.c (vectorizable_condition): Check vectype
16719 of operands is compatible with a statement vectype.
16721 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
16723 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
16724 improve wording for mixed storage order support.
16726 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
16728 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
16729 (vcvt_u64_f64): Likewise.
16730 (vcvta_s64_f64): Likewise.
16731 (vcvta_u64_f64): Likewise.
16732 (vcvtm_s64_f64): Likewise.
16733 (vcvtm_u64_f64): Likewise.
16734 (vcvtn_s64_f64): Likewise.
16735 (vcvtn_u64_f64): Likewise.
16736 (vcvtp_s64_f64): Likewise.
16737 (vcvtp_u64_f64): Likewise.
16739 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
16741 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
16742 (arc_init): Check validity mll64 option.
16743 (arc_save_restore): Use double load/store instruction.
16744 (arc_expand_movmem): Likewise.
16745 (arc_split_move): Don't split if we have double load/store
16746 instructions. Returns a boolean.
16747 (arc_process_double_reg_moves): Change function to return boolean
16748 instead of a sequence of instructions.
16749 (arc_dwarf_register_span): New function.
16750 * config/arc/arc-protos.h (arc_split_move): Change prototype.
16751 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
16752 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
16753 (*movdf_insn): Likewise.
16754 * config/arc/arc.opt (mll64): New option.
16755 * config/arc/predicates.md (even_register_operand): New predicate.
16756 * doc/invoke.texi (ARC Options): Add mll64 documentation.
16758 2016-01-25 Richard Biener <rguenther@suse.de>
16761 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
16762 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
16764 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
16766 2016-01-25 Richard Biener <rguenther@suse.de>
16768 PR tree-optimization/69376
16769 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
16771 (VN_INFO_ANTI_RANGE_P): New inline.
16772 (VN_INFO_RANGE_TYPE): Likewise.
16773 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
16774 SSA_NAME_ANTI_RANGE_P.
16775 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
16776 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16777 Properly query VN_INFO_RANGE_TYPE.
16779 2016-01-25 Nick Clifton <nickc@redhat.com>
16782 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
16784 2016-01-23 Tom de Vries <tom@codesourcery.com>
16786 PR tree-optimization/69426
16787 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
16790 2016-01-23 Jakub Jelinek <jakub@redhat.com>
16792 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
16793 "the the" with "the" in the comments.
16794 * ipa-devirt.c (build_type_inheritance_graph,
16795 update_type_inheritance_graph): Likewise.
16796 * tree.c (build_function_type_list_1): Likewise.
16797 * cfgloopmanip.c (scale_loop_profile): Likewise.
16798 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
16799 * gimple-ssa-split-paths.c
16800 (find_block_to_duplicate_for_splitting_paths): Likewise.
16801 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
16802 * expr.c (convert_move): Likewise.
16803 * var-tracking.c (vt_stack_adjustments): Likewise.
16804 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16805 * tree-vrp.c (test_for_singularity): Likewise.
16807 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
16808 directly instead of building a temporary tree.
16811 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
16812 remove <algorithm> include.
16814 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16817 * config/i386/i386.c: Include dojump.h.
16818 (expand_small_movmem_or_setmem,
16819 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
16821 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
16822 if dynamic_check != -1.
16824 2016-01-21 Jeff Law <law@redhat.com>
16826 PR middle-end/69347
16827 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
16828 record_temporary_equivalences. Rewritten to avoid unnecessary calls
16829 into dominated_by_p.
16830 (cprop_into_successor_phis): Avoid unnecessary tests.
16832 2016-01-22 Richard Henderson <rth@redhat.com>
16835 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
16836 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
16838 2016-01-22 Michael Matz <matz@suse.de>
16840 * system.h (string, algorithm): Include only conditionally.
16841 (new): Include always under C++.
16842 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
16843 * final.c (toplevel): Ditto.
16844 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
16845 * genconditions.c (write_header): Make gencondmd.c define
16847 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
16849 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
16850 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
16852 2016-01-22 Christian Bruel <christian.bruel@st.com>
16855 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
16857 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16860 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
16861 define_insn_and_split. Ensure operands[1] and operands[0] do not
16862 get assigned the same register.
16864 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16866 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
16868 2016-01-22 Christian Bruel <christian.bruel@st.com>
16870 * config/arm/arm-c.c (arm_pragma_target_parse):
16871 Remove warn_builtin_macro_redefined overwrite.
16873 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16875 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
16876 flag_non_call_exceptions compatibility.
16878 2016-01-22 Jakub Jelinek <jakub@redhat.com>
16881 * dwarf2out.c (add_child_die_after): New function.
16882 (dwarf_qual_info_t): New type.
16883 (dwarf_qual_info): New variable.
16884 (qualified_die_p): New function.
16885 (modified_type_die): For -fdebug-types-section, ensure
16886 canonical order of qualifiers. Put qualified DIEs adjacent
16887 to the corresponding non-qualified type DIE and search there
16888 for existing qualified DIEs.
16890 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
16892 * doc/extend.texi (scalar_storage_order type attribute): Document
16893 restriction on type punning and aliasing, and remove future tense.
16895 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
16898 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
16901 2016-01-21 Jeff Law <law@redhat.com>
16903 PR middle-end/69347
16904 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
16905 useless call to record_temporary_equivalences.
16906 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
16907 allocate 10 slots in the bb_path vector and let it grow as needed.
16908 (fsm_find_control_statement_thread_paths): Similarly for the next_path
16911 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16913 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
16915 * configure: Regenerate.
16917 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
16919 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
16920 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
16922 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
16924 PR middle-end/66178
16925 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
16926 drop EXPAND_INITIALIZER.
16927 * rtl.h (contains_symbolic_reference_p): Declare.
16928 * rtlanal.c (contains_symbolic_reference_p): New function.
16929 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
16930 a subtraction into a NOT if symbolic constants are involved.
16932 2016-01-21 Anton Blanchard <anton@samba.org>
16933 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16936 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
16938 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
16941 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16943 * config/microblaze/microblaze.c
16944 (get_branch_target): New.
16945 (insert_wic_for_ilb_runout): New.
16947 (microblaze_machine_dependent_reorg): New.
16948 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
16949 * config/microblaze/microblaze.md
16950 (UNSPEC_IPREFETCH): Define.
16951 (iprefetch): New pattern
16952 * config/microblaze/microblaze.opt
16953 (mxl-prefetch): New flag.
16955 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
16957 * config/microblaze/microblaze.h
16958 (FIXED_REGISTERS): Update in macro.
16959 (CALL_USED_REGISTERS): Update in macro.
16961 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
16963 PR rtl-optimization/68920
16964 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
16967 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
16969 PR rtl-optimization/68990
16970 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
16971 pseudo instead of inheritance ones.
16973 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16974 Nick Clifton <nickc@redhat.com>
16978 * config/mips/mips.c (mips_compute_frame_info): Initialise
16979 args_size and hard_frame_pointer_offset fields of the frame
16980 structure before calling mips_global_pointer.
16982 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
16984 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
16986 * configure: Regenerate.
16988 2016-01-21 Richard Biener <rguenther@suse.de>
16990 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
16992 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
16994 * config/s390/s390.c (s390_asm_declare_function_size): Add code
16995 to actually emit the .size directive.
16997 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
16998 Jakub Jelinek <jakub@redhat.com>
17002 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
17003 args array size by one to avoid buffer overflow.
17005 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
17007 * config/s390/s390.md (pool_section_start): Use switch_to_section
17008 to select proper read-only data section instead of hardcoding
17010 (pool_section_end): Use switch_to_section to match the above.
17012 2016-01-21 Richard Biener <rguenther@suse.de>
17014 PR tree-optimization/69378
17015 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
17016 (set_ssa_val_to): Use it for dominance checks taking into
17017 account not executable edges.
17019 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17022 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
17023 for bitsize instead of GET_MODE_PRECISION (mode).
17025 2016-01-20 Martin Sebor <msebor@redhat.com>
17028 * extend.texi (__sync Builtins): Clarify the semantics of
17029 __sync_fetch_and_OP built-ins on pointers.
17030 (__atomic Builtins): Same.
17032 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17033 Sebastian Pop <s.pop@samsung.com>
17035 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
17036 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
17037 (is_valid_rename): Same.
17038 (translate_isl_ast_to_gimple::get_rename): Same.
17039 (translate_isl_ast_to_gimple::rename_all_uses): Same.
17040 (translate_isl_ast_to_gimple::rename_uses): Same.
17041 (get_new_name): Check for close_phi nodes.
17042 (copy_loop_phi_args): Use phi_node_kind.
17043 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
17044 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
17046 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17047 Sebastian Pop <s.pop@samsung.com>
17049 Revert commit r229783.
17050 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
17051 Remove use of parameter_rename_map.
17052 (copy_def): Remove.
17053 (copy_internal_parameters): Remove.
17054 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
17055 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
17056 (free_sese_info): Do not free parameter_rename_map.
17057 (set_rename): Do not use parameter_rename_map.
17058 (rename_uses): Update call to set_rename.
17059 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
17060 * sese.h (parameter_rename_map_t): Remove.
17061 (struct sese_info_t): Remove field parameter_rename_map.
17063 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17064 Sebastian Pop <s.pop@samsung.com>
17066 * graphite-isl-ast-to-gimple.c: Fix comment.
17067 * graphite-scop-detection.c (defined_in_loop_p): New.
17068 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
17069 names defined in loop.
17071 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17072 Sebastian Pop <s.pop@samsung.com>
17074 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
17075 Discard unstructured if-then-else regions.
17077 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17078 Sebastian Pop <s.pop@samsung.com>
17080 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
17081 (cleanup_loop_iter_dom): Remove.
17082 (build_loop_iteration_domains): Remove.
17083 (build_scop_context): Remove.
17084 (build_scop_iteration_domain): Remove.
17085 (add_loop_constraints): New.
17086 (build_iteration_domains): New.
17087 (build_poly_scop): Call build_iteration_domains.
17089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17090 Sebastian Pop <s.pop@samsung.com>
17092 * graphite-scop-detection.c
17093 (scop_detection::harmful_loop_in_region): Free dom and loops.
17094 (scop_detection::loop_body_is_valid_scop): Free bbs.
17096 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17097 Sebastian Pop <s.pop@samsung.com>
17099 * graphite-scop-detection.c (record_loop_in_sese): New.
17100 (gather_bbs::before_dom_children): Call record_loop_in_sese.
17101 (build_scops): Remove call to build_sese_loop_nests.
17102 * sese.c (sese_record_loop): Remove.
17103 (build_sese_loop_nests): Remove.
17104 (new_sese_info): Remove region->loops.
17105 (free_sese_info): Same.
17106 * sese.h (sese_contains_loop): Same.
17107 (build_sese_loop_nests): Remove.
17108 (sese_contains_loop): Remove.
17110 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17111 Sebastian Pop <s.pop@samsung.com>
17113 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
17114 loop_is_valid_in_scop.
17115 (scop_detection::harmful_stmt_in_region): Renamed
17116 harmful_loop_in_region.
17117 Call loop_is_valid_in_scop.
17119 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17120 Sebastian Pop <s.pop@samsung.com>
17122 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
17125 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17126 Sebastian Pop <s.pop@samsung.com>
17128 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
17129 * graphite.h (struct poly_bb): Remove field is_reduction.
17130 (PBB_IS_REDUCTION): Remove.
17132 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
17133 Sebastian Pop <s.pop@samsung.com>
17135 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
17136 (add_pdr_constraints): Same.
17137 (scop_get_reads): Same.
17138 (scop_get_must_writes): Same.
17139 (scop_get_may_writes): Same.
17140 (scop_get_original_schedule): Same.
17141 (extend_schedule): Same.
17142 (apply_schedule_on_deps): Same.
17143 (carries_deps): Same.
17144 (compute_deps): Same.
17145 (scop_get_dependences): Same.
17146 * graphite-isl-ast-to-gimple.c
17147 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
17148 * graphite-optimize-isl.c (get_schedule_for_band): Same.
17149 (get_schedule_for_band_list): Same.
17150 (get_schedule_map): Same.
17151 (apply_schedule_map_to_scop): Same.
17152 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
17153 (build_loop_iteration_domains): Same.
17154 (add_condition_to_pbb): Same.
17155 (add_param_constraints): Same.
17156 (pdr_add_memory_accesses): Same.
17157 (pdr_add_data_dimensions): Same.
17159 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17161 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
17164 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
17166 * common.opt (feliminate-dwarf2-dups): Replace references to
17167 "DWARF 2" with just "DWARF".
17168 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
17169 * doc/extend.texi: Likewise.
17170 * doc/cpp.texi: Likewise.
17171 * doc/invoke.texi: Likewise.
17172 (Option Summary): Add -gdwarf to list of Debugging Options.
17173 (Debugging Options): Document -gdwarf.
17174 * doc/contrib.texi: Spell "DWARF" like that.
17176 2016-01-21 Jakub Jelinek <jakub@redhat.com>
17178 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
17179 warning. Fix up formatting.
17181 PR middle-end/67653
17182 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
17183 attempt to mark memory input operand addressable and
17184 call prepare_gimple_addressable in that case. Don't adjust
17185 input_location for diagnostics, use error_at instead.
17187 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
17189 * config/rs6000/ppc-auxv.h: New file.
17190 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
17191 (cpu_is): Likewise.
17192 (cpu_supports): Likewise.
17193 * config/rs6000/rs6000.c: include "ppc-auxv.h".
17194 (cpu_is_info): New variable.
17195 (cpu_supports_info): Likewise.
17196 (tcb_verification_symbol): Likewise.
17197 (cpu_builtin_p): Likewise.
17198 (cpu_expand_builtin): New function.
17199 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
17200 (rs6000_init_builtins): Likewise.
17201 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
17202 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
17203 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
17204 * configure: Regenerate.
17205 * config.in: Likewise.
17206 * doc/extend.texi (PowerPC Built-in Functions): Document
17207 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
17209 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
17212 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
17214 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
17217 2016-01-20 Richard Henderson <rth@redhat.com>
17223 * tree.c (tm_define_builtin): New.
17224 (find_tm_vector_type): New.
17225 (build_tm_vector_builtins): New.
17226 (build_common_builtin_nodes): Call it.
17228 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
17230 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
17231 (arm_fp_ok): Likewise.
17232 (arm_fp): Likewise.
17233 (arm_crypto): Likewise.
17235 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
17236 Richard Biener <rguenther@suse.de>
17238 PR tree-optimization/69328
17239 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
17240 vectors have same number of elements.
17241 (vectorizable_condition): Fix masked version recognition.
17243 2016-01-20 Richard Biener <rguenther@suse.de>
17245 PR tree-optimization/69345
17246 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
17247 (VN_INFO_PTR_INFO): Likewise.
17248 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
17249 info when it is equal between non-dominating SSA names.
17250 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
17251 Make sure to look at original SSA infos.
17253 2016-01-20 Jeff Law <law@redhat.com>
17256 * config/m68k/predicates.md (pow2_m1_operand): New predicate
17258 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
17259 (pc_or_label_operand): New predicate.
17260 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
17261 tests for small integers that are 2^n - 1.
17263 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
17265 * doc/invoke.texi (Options Summary): Add '.' after @xref.
17267 2016-01-19 Jeff Law <law@redhat.com>
17269 PR middle-end/69347
17270 * tree-ssa-threadbackwards.c
17271 (fsm_find_control_statement_thread_paths): Do not try to lookup
17272 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
17274 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
17276 * doc/lto.texi: Remove text that says only Gold has linker plugin
17279 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
17281 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
17282 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
17283 the DIE accordingly.
17284 (modified_type_die): Add REVERSE parameter and pass it recursively,
17285 as well as to base_type_die. Adjust presence check accordingly.
17286 (base_type_for_mode): Adjust call to modified_type_die.
17287 (add_type_attribute): Add REVERSE parameter and pass it to
17289 (generic_parameter_die): Adjust call to add_type_attribute.
17290 (add_scalar_info): Likewise.
17291 (add_subscript_info): Likewise.
17292 (gen_array_type_die): Likewise.
17293 (gen_descr_array_type_die): Likewise.
17294 (gen_entry_point_die): Likewise.
17295 (gen_enumeration_type_die): Likewise.
17296 (gen_formal_parameter_die): Likewise.
17297 (gen_subprogram_die): Likewise.
17298 (gen_variable_die ): Likewise.
17299 (gen_const_die): Likewise.
17300 (gen_field_die): Likewise.
17301 (gen_pointer_type_die): Likewise.
17302 (gen_reference_type_die): Likewise.
17303 (gen_ptr_to_mbr_type_die): Likewise.
17304 (gen_inheritance_die): Likewise.
17305 (gen_subroutine_type_die): Likewise.
17306 (gen_typedef_die): Likewise.
17307 (force_type_die): Adjust call to modified_type_die.
17309 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
17311 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
17312 flow throughout the file. Fix broken link to Objective-C 2.0
17314 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
17317 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17319 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
17321 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17324 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
17325 (maybe_record_node): Record cxa_pure_virtual as the only possible
17326 target if there are not ohter candidates.
17327 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
17329 2016-01-19 Richard Biener <rguenther@suse.de>
17331 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
17332 (get_memory_order): Likewise.
17334 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
17336 * tree-vect-stmts.c (vectorizable_store): Check
17339 2016-01-19 David Malcolm <dmalcolm@redhat.com>
17342 * gcc.c (driver::decode_argv): Add call to
17343 init_opts_obstack before init_options_struct.
17344 * opts.c (init_opts_obstack): Remove idempotency.
17345 (init_options_struct): Replace call to init_opts_obstack
17346 with a gcc_assert to verify that it has already been called.
17347 * toplev.c (toplev::main): Add call to init_opts_obstack before
17348 calls to init_options_struct.
17349 (toplev::finalize): Move cleanup of opts_obstack next to
17350 cleanup of save_decoded_options, clearing the latter, and
17351 save_decoded_options_count.
17353 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17356 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
17357 attribute to unconditional. Remove %? from output template.
17359 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17360 Jiong Wang <jiong.wang@arm.com>
17362 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
17363 generated from different expand order.
17365 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17367 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
17368 Add support for CCMP costing.
17370 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17372 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
17373 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
17374 (fccmpe<mode>): Likewise.
17375 (fcmp): Rename to fcmp and globalize pattern.
17377 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
17378 (aarch64_gen_ccmp_next): Add FP support.
17380 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
17382 * target.def (gen_ccmp_first): Update documentation.
17383 (gen_ccmp_next): Likewise.
17384 * doc/tm.texi (gen_ccmp_first): Update documentation.
17385 (gen_ccmp_next): Likewise.
17386 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
17387 expand_ccmp_expr_1. Improve comments.
17388 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
17389 (ccmp_ior<mode>): Remove pattern.
17390 (cmp<mode>): Remove expand.
17391 (cmp): Globalize pattern.
17392 (cstorecc4): Use cc_register.
17393 (mov<mode>cc): Remove ccmp_cc_register check.
17394 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
17395 Simplify after removal of CC_DNE/* modes.
17396 (aarch64_ccmp_mode_to_code): Remove.
17397 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
17398 In 'k' case use integer as condition.
17399 (aarch64_nzcv_codes): Remove inverted cases.
17400 (aarch64_code_to_ccmode): Remove.
17401 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
17402 comparison with CC register to be used in folowing CCMP/branch/CSEL.
17403 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
17404 pattern. Return the comparison with CC register. Invert conditions
17405 when bitcode is OR.
17406 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
17407 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
17409 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17411 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
17412 instrumented_version.
17414 2016-01-19 Richard Biener <rguenther@suse.de>
17416 PR tree-optimization/69336
17417 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
17418 handled components with get_ref_base_and_extent.
17419 (equal_mem_array_ref_p): Adjust.
17421 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17424 * shrink-wrap.c: Include valtrack.h.
17425 (move_insn_for_shrink_wrap): Add DEBUG argument. If
17426 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
17427 in between insn and where it will be moved to. Call
17428 dead_debug_insert_temp.
17429 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
17430 first and dead_debug_local_finish at the end.
17431 For uses and defs bitmap, handle all regs in between REGNO and
17432 END_REGNO, not just the first one.
17434 2016-01-19 Richard Biener <rguenther@suse.de>
17436 PR tree-optimization/69352
17437 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
17438 (equal_mem_array_ref_p): Constrain size and max size properly.
17439 Compare the reverse flag.
17441 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
17443 * ira.c (ira): Update regstat data if we deleted insns.
17445 2016-01-19 Jakub Jelinek <jakub@redhat.com>
17447 PR rtl-optimization/68955
17448 PR rtl-optimization/64557
17449 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
17450 here. Fix up formatting.
17451 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
17453 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17456 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
17457 assume that the node has body.
17458 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
17461 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17463 * lto-streamer-out.c (lto_output): Do not stream instrumentation
17466 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
17468 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
17469 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
17471 2016-01-19 Martin Jambor <mjambor@suse.cz>
17472 Martin Liska <mliska@suse.cz>
17473 Michael Matz <matz@suse.de>
17475 * Makefile.in (OBJS): Add new source files.
17476 (GTFILES): Add hsa.c.
17477 * common.opt (disable_hsa): New variable.
17478 (-Whsa): New warning.
17479 * config.in (ENABLE_HSA): New.
17480 * configure.ac: Treat hsa differently from other accelerators.
17481 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
17482 $enable_offloading.
17483 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
17484 * doc/install.texi (Configuration): Document --with-hsa-runtime,
17485 --with-hsa-runtime-include, --with-hsa-runtime-lib and
17486 --with-hsa-kmt-lib.
17487 * doc/invoke.texi (-Whsa): Document.
17488 (hsa-gen-debug-stores): Likewise.
17489 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
17490 to invoke offload compiler for hsa acclerator.
17491 * opts.c (common_handle_option): Determine whether HSA offloading
17492 should be performed.
17493 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
17494 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
17495 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
17496 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
17497 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
17498 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
17499 GF_OMP_FOR_KIND_GRID_LOOP.
17500 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
17501 (pp_gimple_stmt_1): Likewise.
17502 * gimple-walk.c (walk_gimple_stmt): Likewise.
17503 * gimple.c (gimple_build_omp_grid_body): New function.
17504 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
17505 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
17506 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
17507 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
17508 GF_OMP_TEAMS_GRID_PHONY.
17509 (gimple_statement_omp_single_layout): Updated comments.
17510 (gimple_build_omp_grid_body): New function.
17511 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
17512 (gimple_omp_for_grid_phony): New function.
17513 (gimple_omp_for_set_grid_phony): Likewise.
17514 (gimple_omp_parallel_grid_phony): Likewise.
17515 (gimple_omp_parallel_set_grid_phony): Likewise.
17516 (gimple_omp_teams_grid_phony): Likewise.
17517 (gimple_omp_teams_set_grid_phony): Likewise.
17518 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
17519 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
17520 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
17521 (BUILT_IN_GOMP_TARGET): Updated type.
17522 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
17523 (adjust_for_condition): New function.
17524 (get_omp_for_step_from_incr): Likewise.
17525 (extract_omp_for_data): Moved parts to adjust_for_condition and
17526 get_omp_for_step_from_incr.
17527 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
17528 (fixup_child_record_type): Bail out if receiver_decl is NULL.
17529 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
17530 (scan_omp_parallel): Do not create child functions for phony
17532 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
17533 (scan_omp_1_op): Checking assert we are not remapping to
17534 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
17535 (parallel_needs_hsa_kernel_p): New function.
17536 (expand_parallel_call): Register apprpriate parallel child
17537 functions as HSA kernels.
17538 (grid_launch_attributes_trees): New type.
17539 (grid_attr_trees): New variable.
17540 (grid_create_kernel_launch_attr_types): New function.
17541 (grid_insert_store_range_dim): Likewise.
17542 (grid_get_kernel_launch_attributes): Likewise.
17543 (get_target_argument_identifier_1): Likewise.
17544 (get_target_argument_identifier): Likewise.
17545 (get_target_argument_value): Likewise.
17546 (push_target_argument_according_to_value): Likewise.
17547 (get_target_arguments): Likewise.
17548 (expand_omp_target): Call get_target_arguments instead of looking
17549 up for teams and thread limit.
17550 (grid_expand_omp_for_loop): New function.
17551 (grid_arg_decl_map): New type.
17552 (grid_remap_kernel_arg_accesses): New function.
17553 (grid_expand_target_kernel_body): New function.
17554 (expand_omp): Call it.
17555 (lower_omp_for): Do not emit phony constructs.
17556 (lower_omp_taskreg): Do not emit phony constructs but create for them
17557 a temporary variable receiver_decl.
17558 (lower_omp_taskreg): Do not emit phony constructs.
17559 (lower_omp_teams): Likewise.
17560 (lower_omp_grid_body): New function.
17561 (lower_omp_1): Call it.
17562 (grid_reg_assignment_to_local_var_p): New function.
17563 (grid_seq_only_contains_local_assignments): Likewise.
17564 (grid_find_single_omp_among_assignments_1): Likewise.
17565 (grid_find_single_omp_among_assignments): Likewise.
17566 (grid_find_ungridifiable_statement): Likewise.
17567 (grid_target_follows_gridifiable_pattern): Likewise.
17568 (grid_remap_prebody_decls): Likewise.
17569 (grid_copy_leading_local_assignments): Likewise.
17570 (grid_process_kernel_body_copy): Likewise.
17571 (grid_attempt_target_gridification): Likewise.
17572 (grid_gridify_all_targets_stmt): Likewise.
17573 (grid_gridify_all_targets): Likewise.
17574 (execute_lower_omp): Call grid_gridify_all_targets.
17575 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
17576 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
17577 (tree_omp_clause): Added union field dimension.
17578 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
17579 * tree.c (omp_clause_num_ops): Added number of arguments of
17580 OMP_CLAUSE__GRIDDIM_.
17581 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
17582 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
17583 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
17584 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
17585 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
17586 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
17587 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
17588 * tree-pass.h (make_pass_gen_hsail): Declare.
17589 (make_pass_ipa_hsa): Likewise.
17590 * ipa-hsa.c: New file.
17591 * lto-section-in.c (lto_section_name): Add hsa section name.
17592 * lto-streamer.h (lto_section_type): Add hsa section.
17593 * timevar.def (TV_IPA_HSA): New.
17594 * hsa-brig-format.h: New file.
17595 * hsa-brig.c: New file.
17596 * hsa-dump.c: Likewise.
17597 * hsa-gen.c: Likewise.
17600 * toplev.c (compile_file): Call hsa_output_brig.
17601 * hsa-regalloc.c: New file.
17603 2016-01-18 Jeff Law <law@redhat.com>
17605 PR tree-optimization/69320
17606 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
17607 ranged object, do nothing if the RHS constant is not [0..1].
17608 (optimize_stmt): Comparing a boolean ranged object against a
17609 constant outside [0..1] results in a compile-time constant.
17611 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
17614 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
17616 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17617 (Option Summary): Update to reflect new section and moved options.
17618 (C++ Dialect Options): Move -fstats to new section.
17619 (Debugging Options): Move all dump, statistics, and other GCC
17620 developer options to new section. Rewrite section introduction
17621 and re-order remaining options to put the more basic ones first.
17622 (Optimization Options): Move -fira-verbose and -flto-report* to
17624 (Developer Options): New section incorporating moved options.
17625 * doc/cppopts.texi (-dM): Update cross-reference.
17627 2016-01-18 Richard Henderson <rth@redhat.com>
17630 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
17631 operands to pseudo only if CSE is expected. Split long immediate
17632 operands only after reload, and for the stack pointer.
17633 (*add<GPI>3_pluslong): Remove.
17634 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
17635 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
17636 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
17637 (*add<GPI>3 peepholes): New.
17638 (*add<GPI>3 splitters): New.
17639 * config/aarch64/constraints.md (Upl): New.
17640 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
17642 2016-01-18 Richard Biener <rguenther@suse.de>
17644 PR tree-optimization/69297
17645 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
17647 (vect_bb_vectorization_profitable_p): Clear visited flag again.
17649 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17651 PR middle-end/68542
17652 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
17653 of mixind vector and scalar types.
17654 (fold_relational_const): Add handling of vector
17655 comparison with boolean result.
17656 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
17657 comparison of vector operands with boolean result for EQ/NE only.
17658 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
17659 (verify_gimple_cond): Likewise.
17660 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
17663 2016-01-18 Joseph Myers <joseph@codesourcery.com>
17665 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
17668 2016-01-18 Richard Biener <rguenther@suse.de>
17670 PR middle-end/69308
17671 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
17673 2016-01-18 Tom de Vries <tom@codesourcery.com>
17675 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
17677 2016-01-18 Tom de Vries <tom@codesourcery.com>
17679 * omp-low.c (set_oacc_fn_attrib): Make extern.
17680 * omp-low.h (set_oacc_fn_attrib): Declare.
17681 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
17682 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
17683 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
17684 Add and handle function parameter oacc_kernels_p.
17685 (find_reduc_addr, get_omp_data_i_param): New function.
17686 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
17687 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
17688 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
17689 Calculate dominance info. Skip loops that are not in a kernels region
17690 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
17691 (pass_parallelize_loops::execute): Call parallelize_loops with
17692 oacc_kernels_p argument.
17693 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
17694 New member function.
17695 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
17696 * passes.def: Add argument to pass_parallelize_loops instantation.
17698 2016-01-18 Tom de Vries <tom@codesourcery.com>
17700 * tree-parloops.c (pass_parallelize_loops::execute): Allow
17701 pass_parallelize_loops to be run outside the loop pipeline.
17703 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17705 * tree-scalar-evolution.c (follow_copies_to_constant): New.
17706 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
17708 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17711 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
17712 using get_ref_base_and_extent.
17713 (equal_mem_array_ref_p): New.
17714 (hashable_expr_equal_p): Add call to previous.
17716 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
17719 * tree-sra.c (disqualified_constants, constant_decl_p): New.
17720 (sra_initialize): Allocate disqualified_constants.
17721 (sra_deinitialize): Free disqualified_constants.
17722 (disqualify_candidate): Update disqualified_constants when appropriate.
17723 (create_access): Scan for constant-pool entries as we go along.
17724 (scalarizable_type_p): Add check against type_contains_placeholder_p.
17725 (maybe_add_sra_candidate): Allow constant-pool entries.
17726 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
17727 (initialize_constant_pool_replacements): New.
17728 (sra_modify_assign): Avoid mangling assignments created by previous,
17729 and don't generate writes into constant pool.
17730 (sra_modify_function_body): Call initialize_constant_pool_replacements.
17732 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17734 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
17735 andnot instruction.
17736 (scalar_chain::convert_op): Likewise.
17737 * config/i386/i386.md (*andndi3_doubleword): New.
17739 2016-01-18 Richard Biener <rguenther@suse.de>
17741 PR tree-optimization/69170
17742 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
17743 building a vector from scalar results of a pattern stmt.
17745 2016-01-18 Jakub Jelinek <jakub@redhat.com>
17747 * haifa-sched.c (autopref_multipass_init): Work around
17748 -Wmaybe-uninitialized warning.
17750 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
17752 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
17753 against the constant 0.
17755 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17757 PR tree-optimization/68799
17758 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
17759 look up phi candidates in the statement-candidate map.
17760 (phi_add_costs): Likewise.
17761 (record_phi_increments): Likewise.
17762 (phi_incr_cost): Likewise.
17763 (ncd_with_phi): Likewise.
17764 (all_phi_incrs_profitable): Likewise.
17766 2016-01-17 Jakub Jelinek <jakub@redhat.com>
17768 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
17769 -Wmaybe-uninitialized warning.
17771 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
17773 * doc/invoke.texi (Invoking GCC): Add new section to menu.
17774 (Option Summary): Update to reflect new section and moved options.
17775 (C++ Dialect Options): Move -fvtable-verify and related options.
17776 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
17777 and profiling-related options.
17778 (Optimization Options): Move profile generation options and
17779 -fstack-protector and related options.
17780 (Instrumentation Options): New section incorporating moved options.
17781 (Code Generation Options): Move -finstrument-functions and
17782 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
17784 2016-01-16 Tom de Vries <tom@codesourcery.com>
17786 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
17788 2016-01-16 Tom de Vries <tom@codesourcery.com>
17790 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
17792 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
17794 * hash-table.h (hash_table::empty): Turn into an inline wrapper
17795 that checks whether the table is already empty. Rename the
17796 original implementation to...
17797 (hash_table::empty_slot): ...this new private function.
17799 2016-01-15 David Malcolm <dmalcolm@redhat.com>
17801 PR diagnostic/68899
17802 * diagnostic-show-locus.c (layout::print_source_line): Move x
17803 offset of line until after call to
17804 get_line_width_without_trailing_whitespace.
17806 2016-01-15 Jeff Law <law@redhat.com>
17808 PR tree-optimization/69270
17809 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
17810 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
17811 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
17812 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
17813 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
17814 ssa_name_has_boolean_range and constant_boolean_node.
17816 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
17818 PR rtl-optimization/69030
17819 * lra-spills.c (remove_pseudos): Check nrefs and make the function
17821 (spill_pseudos): Delete debug insn for dead pseudo.
17822 (lra_spill): Initiate spill_hard_reg and slots memory separately.
17824 2016-01-15 Jiong Wang <jiong.wang@arm.com>
17826 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
17828 (TYPES_UNOPUS): Likewise.
17829 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
17830 builtin type, from UNOP to UNOPUS.
17831 (lbtruncuv4sf): Likewise.
17832 (lbtruncuv2df): Likewise.
17833 (lrounduv2sf): Likewise.
17834 (lrounduv4sf): Likewise.
17835 (lrounduv2df): Likewise.
17836 (lroundusf): Likewise.
17837 (lroundusf): Likewise.
17838 (lceiluv2sf): Likewise.
17839 (lceiluv4sf): Likewise.
17840 (lceiluv2df): Likewise.
17841 (lceilusf): Likewise.
17842 (lceiludf): Likewise.
17843 (lflooruv2sf): Likewise.
17844 (lflooruv4sf): Likewise.
17845 (lflooruv2df): Likewise.
17846 (lfloorusf): Likewise.
17847 (lfloorudf): Likewise.
17848 (lfrintnuv2sf): Likewise.
17849 (lfrintnuv4sf): Likewise.
17850 (lfrintnuv2df): Likewise.
17851 (lfrintnusf): Likewise.
17852 (lfrintnudf): Likewise.
17853 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
17855 (vcvtq_u32_f32): Likewise.
17856 (vcvtq_u64_f64): Likewise.
17857 (vcvta_u32_f32): Likewise.
17858 (vcvtaq_u32_f32): Likewise.
17859 (vcvtaq_u64_f64): Likewise.
17860 (vcvtm_u32_f32): Likewise.
17861 (vcvtmq_u32_f32): Likewise.
17862 (vcvtmq_u64_f64): Likewise.
17863 (vcvtn_u32_f32): Likwise.
17864 (vcvtnq_u32_f32): Likewise.
17865 (vcvtnq_u64_f64): Likewise.
17866 (vcvtp_u32_f32): Likewise.
17867 (vcvtpq_u32_f32): Likewise.
17868 (vcvtpq_u64_f64): Likewise.
17869 (vcvtmd_u64_f64): Likewise.
17870 (vcvtms_u32_f32): Likewise.
17871 (vcvtad_u64_f64): Likewise.
17872 (vcvtas_u32_f32): Likewise.
17873 (vcvtnd_u64_f64): Likewise.
17874 (vcvtns_u32_f32): Likewise.
17875 (vcvtpd_u64_f64): Likewise.
17876 (vcvtps_u32_f32): Likewise.
17878 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17880 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
17881 CSEL of zero_extended registers.
17883 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17885 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
17886 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
17888 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17890 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
17891 false when argument string is not found in the attributes table
17894 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
17897 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
17898 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
17899 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
17900 precision estimate.
17902 2016-01-15 Richard Biener <rguenther@suse.de>
17904 PR tree-optimization/66856
17905 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
17906 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
17907 (vect_create_new_slp_node): Increment stmt reference count.
17908 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
17909 an SLP tree before swapping operands.
17910 (vect_build_slp_tree): Likewise.
17911 (destroy_bb_vec_info): Free stmt info after SLP instances.
17912 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
17913 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
17914 (STMT_VINFO_NUM_SLP_USES): New macro.
17916 2016-01-15 Richard Biener <rguenther@suse.de>
17919 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
17920 (add_linkage_name): ... here.
17921 (gen_typedef_die): Use add_linkage_name_raw instead of
17922 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
17925 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
17927 * gimplify.c (oacc_default_clause): Decode reference and pointer
17928 types for both kernels and parallel regions.
17930 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
17932 PR middle-end/69246
17933 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
17935 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17937 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
17938 (convert_scalars_to_vector): Likewise.
17940 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
17942 * doc/extend.texi (Type Traits): Fix grammar.
17944 2016-01-15 Martin Jambor <mjambor@suse.cz>
17946 * tree-inline.c (remap_decl): Use existing dclarations if
17947 remapping a type and prevent_decl_creation_for_types.
17948 (replace_locals_stmt): Do an initial remapping of non-VLA typed
17949 decls first. Do real remapping with
17950 prevent_decl_creation_for_types set.
17951 * tree-inline.h (copy_body_data): New field
17952 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
17955 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17957 * config/s390/s390.opt (mmvcle): More verbose help text.
17959 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
17961 * config/s390/s390.opt: Add period to -mzvector option text.
17963 2016-01-15 Richard Biener <rguenther@suse.de>
17965 PR tree-optimization/68961
17966 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
17967 of invariants in stores again.
17969 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
17971 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
17973 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
17975 * config/i386/i386.c (ix86_expand_branch): Don't split
17976 DI mode xor instruction to SI mode.
17978 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17981 * ipa-icf.c (sem_function::merge): Virtual functions may become
17982 reachable even if they address is not taken and there are no
17985 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
17987 * lto-streamer-out.c (subtract_estimated_size): New function.
17988 (get_symbol_initial_value): Use it.
17990 2016-01-15 Christian Bruel <christian.bruel@st.com>
17993 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
17994 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
17995 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
17996 use add_builtin_function_ext_scope instead of add_builtin_function.
17997 (neon_set_p, neon_crypto_set_p): Remove.
17998 (arm_init_builtins): Always call arm_init_neon_builtins and
17999 arm_init_crypto_builtins.
18000 (arm_expand_builtin): Check that builtins are allowed for the arch.
18001 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
18002 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
18003 arm_init_neon_builtins call.
18005 2016-01-15 Richard Biener <rguenther@suse.de>
18007 PR tree-optimization/69117
18008 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
18009 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
18010 of the leader conservatively.
18011 (free_scc_vn): Restore original SSA name infos.
18013 2016-01-14 Jeff Law <law@redhat.com>
18015 PR tree-optimization/69270
18016 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
18017 single bit of precision, verify it's also unsigned.
18018 (record_edge_info): Use constant_boolean_node rather than fold_convert
18019 to convert boolean_true/boolean_false to the right type.
18021 2016-01-14 Richard Henderson <rth@redhat.com>
18024 * loop-doloop.c (record_reg_sets): New.
18025 (doloop_optimize): Reject the transform if the sequence
18026 clobbers registers live at the end of the loop block.
18027 (doloop_optimize_loops): Enable df_live if needed.
18029 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18031 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
18032 * config/rs6000/rs6000.c: Likewise.
18033 * config/rs6000/rs6000.h: Likewise.
18034 * config/rs6000/rs6000.md: Likewise.
18035 * doc/extend.texi: Likewsie.
18037 2016-01-14 Jeff Law <law@redhat.com>
18039 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
18042 2016-01-14 Richard Henderson <rth@redhat.com>
18046 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
18047 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
18048 instead of builtin_decl_declared_p to test for declaration.
18050 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
18052 * doc/loop.texi (Loop Analysis and Representation): Document
18053 loop_depth function.
18055 2016-01-14 Tom de Vries <tom@codesourcery.com>
18057 PR tree-optimization/68773
18058 * omp-low.c (expand_omp_target): Don't set force_output.
18059 * varpool.c (varpool_node::get_create): Same.
18060 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
18061 offload_funcs with force_output.
18063 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18066 * lra-eliminations.c (move_plus_up): Don't change anything if either
18067 the outer or inner subreg mode is not MODE_INT.
18068 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
18069 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
18071 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18073 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
18074 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
18075 reduc_uplus_@var{m}): Remove.
18076 * expr.c (expand_expr_real_2): Remove expansion path for
18077 reduc_[us](min|max|plus) optabs.
18078 * optabs-tree.c (scalar_reduc_to_vector): Remove.
18079 * optabs-tree.h (scalar_reduc_to_vector): Remove.
18080 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
18081 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
18082 * tree-vect-loop.c (vectorizable_reduction): Remove test for
18083 reduc_[us](min|max|plus) optabs.
18085 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
18087 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
18088 (reduc_plus_scal_v2sf): New.
18089 (reduc_smax_v2sf): Rename to...
18090 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
18091 (reduc_smin_v2sf): Rename to...
18092 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
18094 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
18096 * alias.c (compare_base_symbol_refs): New function.
18097 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
18100 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18102 PR middle-end/68146
18103 PR tree-optimization/69155
18104 * tree-complex.c: Include cfganal.h.
18105 (phis_to_revisit): New variable.
18106 (extract_component): Add phiarg_p argument. Assert that returned
18107 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
18108 (update_phi_components): Partly rewrite to use loop over real/imag
18109 components instead of code duplication. If extract_component returns
18110 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
18111 create_tmp_reg into the PHI node instead, and mention the phi triplet
18112 in phis_to_revisit.
18113 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
18114 in phis_to_revisit at the end.
18116 2016-01-14 Richard Biener <rguenther@suse.de>
18118 PR tree-optimization/68060
18119 * tree-vect-loop.c (vect_is_simple_reduction): Check the
18120 outer loop reduction is only used in the inner loop before
18121 detecting a double reduction.
18123 2016-01-14 Jakub Jelinek <jakub@redhat.com>
18126 * combine.c (expand_field_assignment): Punt if compute_mode is
18127 unsupported scalar mode.
18129 2016-01-14 Richard Biener <rguenther@suse.de>
18131 PR tree-optimization/66856
18132 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
18133 SLP node only if it built successfully.
18134 (vect_analyze_slp_instance): Adjust.
18136 2016-01-14 Jeff Law <law@redhat.com>
18138 PR tree-optimization/69270
18139 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
18140 (record_edge_info): Use it. Convert boolean_{true,false}_node
18141 to the type of op0.
18143 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
18146 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
18147 use block_ultimate_origin
18148 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
18150 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18152 * doc/invoke.texi (Submodel Options): Rename section to
18153 "Machine-Dependent Options" to better reflect its content.
18154 Rewrite introductory text to remove archaic CPU names.
18157 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
18159 * doc/invoke.texi (Code Gen Options): Move section up in file,
18160 before target-specific options. Update menu and option summary
18161 to reflect the new section ordering.
18163 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18165 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
18166 (C++ Dialect Options): Add cross-reference to -std option.
18167 * doc/standards.texi (C++ Language): Document C++14 support.
18169 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18171 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
18172 for pack/unpack functions for __ibm128.
18173 (PACK_IF): Likewise.
18174 (UNPACK_IF): Likewise.
18176 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
18177 support for __ibm128 pack/unpack functions.
18178 (rs6000_invalid_builtin): Likewise.
18179 (rs6000_init_builtins): Likewise.
18180 (rs6000_opt_masks): Likewise.
18182 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
18183 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
18185 (RS6000_BTM_COMMON): Likewise.
18187 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
18188 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
18189 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
18190 128-bit floating point. Add support for the double values to be
18191 in Altivec registers for TF/IF packing and unpacking, but restrict
18192 TD packing sub-fields to be FPR registers. Don't allow overlapped
18193 register support for packing. Allow pack inputs to be memory
18194 locations. Don't build generator functions for unpack<mode>_dm
18195 and unpack<mode>_nodm.
18196 (unpack<mode>_dm): Likewise.
18197 (unpack<mode>_nodm): Likewise.
18198 (pack<mode>): Likewise.
18200 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
18201 built-in functions to pack/unpack explicit __ibm128 values.
18202 (__builtin_unpack_ibm128): Likewise.
18204 * doc/extend.texi (PowerPC Built-in Functions): Document
18205 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
18207 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
18210 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
18211 Add new arg loc and pass it down as context.
18212 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
18213 to the location to use for the warning.
18214 (check_function_arguments): New arg loc. All callers changed. Pass
18215 it to check_function_nonnull.
18216 * c-common.h (check_function_arguments): Adjust declaration.
18218 2016-01-13 Jakub Jelinek <jakub@redhat.com>
18220 PR tree-optimization/69156
18221 * gimple.c (validate_type): Removed.
18222 (gimple_builtin_call_types_compatible_p): Use
18223 useless_type_conversion_p instead of validate_type.
18224 * value-prof.c (gimple_stringop_fixed_value): Fold
18225 icall_size to correct type.
18227 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
18229 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
18232 2016-01-13 Richard Henderson <rth@redhat.com>
18235 * target.def (builtin_tm_load, builtin_tm_store): Remove.
18236 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
18237 (ix86_builtin_tm_store): Remove.
18238 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18239 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18240 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
18241 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
18242 * doc/tm.texi: Rebuild.
18244 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
18245 (BUILT_IN_TM_MEMCPY_RTWN): New.
18246 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
18247 fallback from vector to integer helpers.
18248 (build_tm_load): Handle vector types directly, instead of
18250 (build_tm_store): Likewise.
18251 (expand_assign_tm): Prepare for register types not handled by
18252 the above. Copy them to memory and use memcpy.
18253 * tree.c (tm_define_builtin): New.
18254 (find_tm_vector_type): New.
18255 (build_tm_vector_builtins): New.
18256 (build_common_builtin_nodes): Call it.
18258 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
18260 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
18261 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
18263 2016-01-13 Tom de Vries <tom@codesourcery.com>
18265 PR tree-optimization/69169
18266 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
18267 handled_struct_type param.
18268 (create_variable_info_for, intra_create_variable_infos): Call
18269 create_variable_info_for_1 with extra arg.
18271 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
18273 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
18274 and "armv8.1-a+crc" entries.
18276 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
18279 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
18280 Change first operand predicate from register_or_constm1_operand
18281 to register_operand.
18282 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
18283 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
18284 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
18285 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
18286 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
18287 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
18288 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
18289 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
18290 comparison with constm1_rtx from vec_prefetch_gen part.
18292 2016-01-13 Richard Biener <rguenther@suse.de>
18294 PR tree-optimization/69013
18295 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
18296 Exchange assert for a test.
18298 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18301 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
18303 2016-01-13 Richard Biener <rguenther@suse.de>
18305 PR tree-optimization/69242
18306 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
18307 assert with a check.
18309 2016-01-13 Richard Biener <rguenther@suse.de>
18311 PR tree-optimization/69186
18312 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18313 Properly guard vect_update_misalignment_for_peel call.
18315 2016-01-12 Jeff Law <law@redhat.com>
18317 PR tree-optimization/pr67755
18318 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
18319 "need_profile_correction".
18320 (thread_block_1): Initialize new field to false by default. If we
18321 have multiple thread paths through a common joiner to different
18322 final targets, then set new field to true.
18323 (compute_path_counts): Only do count adjustment when it's really
18326 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18328 * doc/invoke.texi (Spec Files): Move section down in file, past
18329 all command-line option descriptions.
18331 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18333 PR middle-end/54809
18334 * doc/gty.texi: Remove documentation of mark_hook.
18335 * gengtype.c (struct write_types_data): Remove code to support
18336 mark_hook attribute.
18337 (walk_type): Likewise.
18338 (write_func_for_structure): Likewise.
18340 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18342 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
18343 Directory Options, and -specs= to Overall Options.
18344 (Overall Options): Adjust similarly. Reorder to group related
18345 options together. Make -specs= cross-reference the spec file details.
18346 (Directory Options): Adjust similarly.
18348 2016-01-12 Jeff Law <law@redhat.com>
18350 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
18352 2016-01-12 Olivier Hainque <hainque@adacore.com>
18354 * gcc.c (spec_undefvar_allowed): New global.
18355 (process_command): Set to true when running for --version or --help,
18357 (getenv_spec_function): When the variable is not defined, use the
18358 variable name as the variable value if we're allowed not to issue
18361 2016-01-12 Bin Cheng <bin.cheng@arm.com>
18363 PR tree-optimization/68911
18364 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
18365 information computed for expression "init + nit * step".
18367 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
18369 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
18370 about name of GCC executable. Remove deleted node from menu.
18371 (Directory Options) <-B>: Remove cross-reference to deleted node.
18372 (Target Options): Delete section.
18374 2016-01-12 Christian Bruel <christian.bruel@st.com>
18377 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
18378 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
18380 2016-01-12 Jakub Jelinek <jakub@redhat.com>
18383 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
18384 aligned_mem is properly set for AVX512-VL floating point masked
18388 * ifcvt.c (cond_exec_process_if_block): When removing the last
18389 insn from then_bb, remove also any possible barriers that follow it.
18391 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
18395 * config/i386/iamcu.h (SIZE_TYPE): New macro.
18396 (PTRDIFF_TYPE): Likewise.
18397 (WCHAR_TYPE): Likewise.
18398 (WCHAR_TYPE_SIZE): Likewise.
18399 (STDINT_LONG32): Likewise.
18401 2016-01-12 Richard Biener <rguenther@suse.de>
18403 PR tree-optimization/69053
18404 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
18405 convert initial value for cond reductions.
18407 2016-01-12 Richard Biener <rguenther@suse.de>
18409 PR tree-optimization/69007
18410 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
18411 widen_sum after dot_prod and sad.
18413 2016-01-12 Richard Biener <rguenther@suse.de>
18415 PR tree-optimization/69168
18416 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
18417 pattern stmt SLP type.
18418 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
18419 end up unused so cope with that case.
18421 2016-01-12 Richard Biener <rguenther@suse.de>
18423 PR tree-optimization/69157
18424 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
18425 stmts def type only during analyze phase.
18426 (vectorizable_call): Likewise.
18427 (vectorizable_simd_clone_call): Likewise.
18428 (vectorizable_conversion): Likewise.
18429 (vectorizable_assignment): Likewise.
18430 (vectorizable_shift): Likewise.
18431 (vectorizable_operation): Likewise.
18432 (vectorizable_store): Likewise.
18433 (vectorizable_load): Likewise.
18435 2016-01-12 Richard Biener <rguenther@suse.de>
18437 PR tree-optimization/69174
18438 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
18440 (vectorizable_load): Properly compute the number of loads needed
18441 for permuted strided SLP loads and do not spuriously assign
18442 to SLP_TREE_VEC_STMTS.
18444 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
18446 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
18447 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
18448 (MD_EXEC_PREFIX): Remove.
18449 (MD_STARTFILE_PREFIX) Removee.
18450 (FILE_NAME_ABSOLUTE_P): Remove.
18451 (CPP_SPEC): Do not read macros from sys/version.h.
18452 (LINK_COMMAND_SPEC): Remove.
18453 (LOCAL_INCLUDE_DIR): Remove.
18454 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
18455 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
18456 (POST_LINK_SPEC): Define to invoke stubify after linker
18457 (LIBSTDCXX): Remove define
18458 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
18459 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
18460 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
18461 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
18462 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
18463 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
18464 (i386_djgpp_asm_named_section): Add propotype of new procedure
18466 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
18467 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
18468 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
18469 in config/i386/djgpp.h).
18470 (STANDARD_STARTFILE_PREFIX_2): Define identical to
18471 STANDARD_STARTFILE_PREFIX_1.
18472 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
18473 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
18474 installation errors.
18475 (MAX_OFILE_ALIGNMENT): Define to 128.
18476 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
18478 * config/i386/djgpp.c: New file. Add implementation of
18479 i386_djgpp_asm_named_section.
18481 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
18483 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
18484 Add rule for building djgpp.o.
18486 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18488 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
18489 (rtx_is_swappable_p): Reductions are swappable.
18490 (insn_is_swappable_p): V2DF reductions are swappable.
18492 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
18494 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
18495 reloads for other unsupported memory operands.
18497 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
18498 Jim Wilson <jim.wilson@linaro.org>
18501 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
18502 copy_to_mode_reg instead of force_reg.
18504 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18507 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
18508 TARGET_80387 is true.
18510 2016-01-11 Jakub Jelinek <jakub@redhat.com>
18513 * lra-eliminations.c (move_plus_up): Only move plus up
18514 if subreg of the constant can be simplified into constant
18515 and use the simplified subreg of the constant instead of
18516 the original constant.
18518 * fold-const.c (fold_convertible_p): Don't return true
18519 for conversion of VECTOR_TYPE to same sized integral type.
18520 (fold_convert_loc): Fix up formatting. Fold conversion of
18521 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
18522 instead of NOP_EXPR.
18524 PR tree-optimization/69214
18525 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
18526 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
18529 PR tree-optimization/69207
18530 * tree-vect-slp.c (vect_get_constant_vectors): For
18531 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
18532 fold_convertible_p to vector_type's element type, and always
18533 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
18535 2016-01-11 Richard Biener <rguenther@suse.de>
18537 PR tree-optimization/69173
18538 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
18539 fixup the cycle if all stmts are in a pattern.
18541 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
18543 PR middle-end/68999
18544 * alias.c (base_alias_check): Move check for addresses with
18545 alignment ANDs before the call for compare_base_decls.
18546 (memrefs_conflict_p): Return -1 for different decls
18547 that went through alignment adjustments.
18549 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18551 PR rtl-optimization/68796
18552 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
18553 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
18554 and QImode comparisons against zero with CC_NZmode.
18555 * config/aarch64/iterators.md (short_mask): New mode_attr.
18557 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
18559 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
18560 (<avx512>_store<mode>_mask): Likewise.
18562 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
18563 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18565 PR rtl-optimization/68841
18566 * ifcvt.c (struct noce_if_info): Add orig_x field.
18567 (bbs_ok_for_cmove_arith): Add to_rename parameter.
18568 Don't record conflicts on to_rename if it's present.
18569 Allow memory destinations in sets.
18570 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
18571 blocks, passing orig_x to the checks.
18572 (noce_process_if_block): Set if_info->orig_x appropriately.
18574 2016-01-11 Tom de Vries <tom@codesourcery.com>
18576 PR tree-optimization/69069
18577 * tree-parloops.c (create_parallel_loop): Add missing phi args.
18579 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
18581 PR rtl-optimization/68920
18582 * config/i386/i386.c (ix86_option_override_internal): Restrict number
18583 of conditional moves for RTL if-conversion to 1 for
18584 TARGET_ONE_IF_CONV_INSN.
18585 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
18586 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
18587 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
18588 parameter to restirct number of conditional moves for
18590 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
18591 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
18594 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
18597 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
18598 onepart vars. Fix typo in comment. Fix reversed condition in
18600 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
18603 * var-tracking.c (dump_onepart_variable_differences): New.
18604 (dataflow_set_different): If a detailed dump is requested,
18605 delay early returns and dump differences between onepart
18606 variables present before and after, and added variables.
18608 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18611 * expr.c (expand_expr_real_1): For boolean vector constants
18612 with a scalar mode use const_scalar_mask_from_tree.
18613 (const_scalar_mask_from_tree): New.
18614 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
18615 assigned to a mask type to handle constants.
18617 2016-01-11 Martin Jambor <mjambor@suse.cz>
18620 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
18621 useless parameters if we cannot change function signature.
18623 2016-01-11 Martin Jambor <mjambor@suse.cz>
18626 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
18629 2016-01-11 Tom de Vries <tom@codesourcery.com>
18631 PR tree-optimization/69109
18632 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
18635 2016-01-11 Tom de Vries <tom@codesourcery.com>
18637 PR tree-optimization/69108
18638 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
18639 res is not used in a phi.
18641 2016-01-11 Yury Gribov <y.gribov@samsung.com>
18644 * common.opt (frandom-seed): Fix parameter name.
18645 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
18647 2016-01-11 Tom de Vries <tom@codesourcery.com>
18649 PR tree-optimization/69058
18650 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
18653 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
18655 * config/arc/arc.opt (mdiv-rem): Add period to the end.
18656 (mcode-density): Likewise.
18658 2016-01-10 Tom de Vries <tom@codesourcery.com>
18660 PR tree-optimization/69062
18661 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
18662 (parallelize_loops): Don't paralelize loop that has phi with address
18665 2016-01-10 Tom de Vries <tom@codesourcery.com>
18667 PR tree-optimization/69039
18668 * tree-parloops.c (try_create_reduction_list): Only allow single exit
18671 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
18673 PR middle-end/68743
18674 * match.pd: Require target has function_c99_misc before doing
18675 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
18677 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
18679 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
18681 * configure: Regenerate.
18683 2016-01-09 Jakub Jelinek <jakub@redhat.com>
18685 PR middle-end/50865
18686 PR tree-optimization/69097
18687 * fold-const.h (expr_not_equal_to): New prototype.
18688 * fold-const.c: Include stringpool.h and tree-ssanames.h.
18689 (expr_not_equal_to): New function.
18690 * match.pd (X % -Y is the same as X % Y): Don't optimize
18691 unless X is known not to be equal to minimum or Y is known
18692 not to be equal to -1.
18693 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
18694 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
18695 (simplify_stmt_using_ranges): Adjust caller.
18696 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
18697 substitute_and_fold.
18699 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
18701 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
18704 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18706 PR tree-optimization/69167
18707 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
18708 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
18710 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
18712 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18713 Richard Biener <rguenther@suse.de>
18715 PR tree-optimization/68707
18716 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
18717 instances that can be handled via vect_load_lanes.
18719 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
18721 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
18722 if we can't determine address equivalence.
18723 * alias.c (compare_base_decl): Update for changed return value of
18724 symtab_node::equal_address_to.
18726 2016-01-08 Jason Merrill <jason@redhat.com>
18730 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
18731 * expr.c (store_field): Not here.
18732 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
18733 call with TREE_ADDRESSABLE type.
18734 * tree-cfg.c (verify_gimple_call): Adjust.
18736 2016-01-08 Olivier Hainque <hainque@adacore.com>
18738 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
18741 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
18743 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
18744 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
18745 (reduc_smin_v2sf): Rename to...
18746 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
18747 (reduc_splus_v2sf): Rename to...
18748 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
18750 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18752 PR tree-optimization/69162
18753 * gimplify.c (gimplify_va_arg_expr): Encode original type of
18754 valist argument in another argument.
18755 (gimplify_modify_expr): Adjust for the above change. Cleanup.
18756 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
18757 to determine the va_list type, build a MEM_REF instead of
18758 build_fold_indirect_ref.
18760 PR tree-optimization/69172
18761 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
18764 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
18766 PR tree-optimization/67781
18767 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
18768 and cmpnop in two steps: first the ones not accessed in original
18769 gimple expression in a endian independent way and then the ones not
18770 accessed in the final result in an endian-specific way.
18772 2016-01-08 Jakub Jelinek <jakub@redhat.com>
18774 PR tree-optimization/69083
18775 * tree-vect-slp.c (vect_get_constant_vectors): For
18776 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
18777 element type. If op is fold_convertible_p to vector_type's element
18778 type, use NOP_EXPR instead of VCE.
18780 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
18782 PR rtl-optimization/67778
18783 PR rtl-optimization/68634
18784 PR rtl-optimization/68909
18785 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
18786 block from the stack until done with it. Remove a superfluous
18787 bitmap set. Remove a superfluous bitmap test.
18789 2016-01-07 Martin Sebor <msebor@redhat.com>
18792 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
18793 constraint on the type of arguments.
18795 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
18797 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
18798 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
18799 unaligned_access on the gcc_options set.
18800 * config/arm/arm.c (arm_option_override_internal): Use
18801 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
18803 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18806 * config/i386/i386.c (ix86_frame_pointer_required): Enable
18807 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
18809 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
18812 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18815 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18816 depending on frame_pointer_needed before remaining integer and SSE
18817 registers are saved.
18819 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
18822 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
18824 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
18828 Use the "xBm" constraint.
18829 (float<sseintvecmodelower><mode>2<mask_name><round_name):
18831 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
18832 (sse_cvtsi2ssq<round_name>): Likewise.
18833 (sse_cvtss2si<round_name>): Likewise.
18834 (sse_cvtss2siq<round_name>): Likewise.
18835 (sse2_cvtsi2sdq<round_name>): Likewise.
18836 (sse2_cvtsd2si<round_name>): Likewise.
18837 (sse2_cvtsd2siq<round_name>): Likewise.
18838 * config/i386/subst.md (round_nimm_scalar_predicate): New
18841 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
18843 PR middle-end/67639
18844 * varasm.c (make_decl_rtl): Mark invalid register vars as
18847 PR rtl-optimization/66206
18848 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
18849 All callers changed.
18851 2016-01-07 Jakub Jelinek <jakub@redhat.com>
18853 PR tree-optimization/69141
18854 * tree-ssa-pre.c: Include langhooks.h.
18855 (eliminate_dom_walker::before_dom_children): Use
18856 lang_hooks.decl_printable_name instead of
18857 cgraph_node::get ()->name ().
18859 PR middle-end/68960
18860 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
18861 it and DECL_ALIGN too.
18863 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
18865 * config/mips/mips-ftypes.def: Sort to lexicographical order.
18867 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
18870 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
18871 depending on frame_pointer_needed before remaining integer and SSE
18872 registers are saved.
18874 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18876 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
18877 mode iterator with VSX_M2.
18878 (*p9_vecstore_<mode>): Likewise.
18879 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
18880 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
18881 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
18882 (define_split for VSX_LE128 stores): Likewise.
18883 (define_peephole2 for TImode LE swaps): Likewise.
18884 (define_split for VSX_LE128 post-reload stores): Likewise.
18886 2016-01-06 Marek Polacek <polacek@redhat.com>
18889 * convert.c (convert_to_integer_1): Adjust call to
18890 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
18891 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
18892 EXPR instead of ARG.
18893 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
18895 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18898 * doc/extend.texi (RL78 Variable Attributes): New section.
18900 2016-01-05 Marek Polacek <polacek@redhat.com>
18903 * builtins.c (get_memmodel): Use expansion point location rather than
18904 the input location. Call warning_at rather than warning.
18905 (expand_builtin_atomic_compare_exchange): Likewise.
18906 (expand_builtin_atomic_load): Likewise.
18907 (expand_builtin_atomic_store): Likewise.
18908 (expand_builtin_atomic_clear): Likewise.
18910 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18913 * config/i386/i386.c (ix86_expand_vector_logical_operator):
18914 Replace nonimmediate_operand with vector_operand.
18915 * config/i386/predicates.md (vector_operand): New predicate.
18916 (general_vector_operand): Replace nonimmediate_operand with
18918 * config/i386/sse.md: Replace nonimmediate_operand with
18919 vector_operand and m constraint with Bm constraint on SSE
18920 patterns with 16-byte memory operand.
18921 * config/i386/subst.md (round_nimm_predicate): Replace
18922 nonimmediate_operand with vector_operand.
18923 (round_saeonly_nimm_predicate): Likewise.
18924 (round_saeonly_nimm_scalar_predicate): New.
18926 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
18929 * config/i386/constraints.md (Bm): New constraint.
18930 * config/i386/predicates.md (vector_memory_operand): New
18932 * config/i386/sse.md: Replace xm with xBm in plusminus and
18933 any_logic patterns.
18935 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18938 * doc/extend.texi (V850 Function Attributes): New section.
18939 (V850 Variable Attributes): New section.
18941 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
18944 * doc/extend.texi (MicroBlaze Function Attributes): Document
18945 interrupt_handler and fast_interrupt attributes.
18947 2016-01-05 Sergei Trofimovich <siarheit@google.com>
18950 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
18951 for local symbolic operands.
18952 * config/ia64/predicates.md (local_symbolic_operand64): New
18955 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18957 PR rtl-optimization/68651
18958 * combine.c (combine_simplify_rtx): Canonicalize x + x into
18961 2016-01-05 Nathan Sidwell <nathan@acm.org>
18963 * alias.c (compare_base_decls): Use symtab_node::get.
18965 2016-01-05 Nick Clifton <nickc@redhat.com>
18968 * ira-costs.c (copy_cost): Initialise the t_icode field of the
18969 secondary_reload_info structure.
18972 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
18973 decls if weak support is available.
18975 2016-01-04 Martin Sebor <msebor@redhat.com>
18977 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
18979 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
18981 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18982 OPTION_MASK_P9_DFORM.
18984 * config/rs6000/constraints.md (wo constraint): New constraint for
18987 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
18989 (rs6000_init_hard_regno_mode_ok): Likewise.
18991 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
18994 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
18995 expanders not to have constraints. Add support for ISA 3.0 xxperm
18996 instruction. Add support for fusing xxlor with xxperm.
18997 (altivec_vperm_<mode>_internal): Likewise.
18998 (altivec_vperm_v8hiv16qi): Likewise.
18999 (altivec_vperm_<mode>v16q): Likewise.
19000 (altivec_vperm_<mode>_uns): Likewise.
19001 (vperm_v8hiv4si): Likewise.
19002 (vperm_v16qiv8hi): Likewise.
19004 * doc/md.texi (RS/6000 constraints): Document wo constraint.
19006 2016-01-04 Jakub Jelinek <jakub@redhat.com>
19008 Update copyright years.
19010 * gcc.c (process_command): Update copyright notice dates.
19011 * gcov-dump.c (print_version): Ditto.
19012 * gcov.c (print_version): Ditto.
19013 * gcov-tool.c (print_version): Ditto.
19014 * gengtype.c (create_file): Ditto.
19015 * doc/cpp.texi: Bump @copying's copyright year.
19016 * doc/cppinternals.texi: Ditto.
19017 * doc/gcc.texi: Ditto.
19018 * doc/gccint.texi: Ditto.
19019 * doc/gcov.texi: Ditto.
19020 * doc/install.texi: Ditto.
19021 * doc/invoke.texi: Ditto.
19023 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19025 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
19026 modes larger than TImode as TImode if NEON is not enabled.
19028 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19031 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
19032 mode for %f0-%f31 only if TARGET_FPU.
19034 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
19037 * config/sparc/sparc.c (scan_record_type): Take into account subfields
19038 to compute the PACKED_P predicate.
19039 (function_arg_record_value): Minor tweaks.
19041 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
19043 * doc/install.texi (--with-multilib-list): Describe the meaning of the
19044 option for arm*-*-* targets.
19046 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
19048 * doc/extend.texi (Common Function Attributes): Move docs for
19049 MSP430-specific attributes to....
19050 (MSP430 Function Attributes): ...here. Delete the redundant
19051 entries and copy-edit the remaining text.
19052 (MSP430 Variable Attributes): Use uniform format for index
19053 entries and add a cross-reference to the corresponding function
19056 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
19058 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
19060 (x86 Options): Likewise.
19062 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19066 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
19067 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
19068 to corresponding attribute.
19070 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
19072 * doc/extend.texi (Common Function Attributes) <noplt>: Move
19073 to correct alphabetization of table. Copy-edit and correct
19075 <stack_protect>: Likewise.
19076 <target_clones>: Likewise.
19078 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
19079 Correct punctuation.
19080 (Code Gen Options) <-fno-plt>: Copy-edit.
19082 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
19085 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
19086 SI values. Explicitly convert SI to DI and vice-versa.
19088 2016-01-01 Jakub Jelinek <jakub@redhat.com>
19090 PR tree-optimization/69070
19091 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
19092 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
19095 * ubsan.c (ubsan_instrument_float_cast): Call
19096 initialize_sanitizer_builtins.
19099 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
19101 Copyright (C) 2016 Free Software Foundation, Inc.
19103 Copying and distribution of this file, with or without modification,
19104 are permitted in any medium without royalty provided the copyright
19105 notice and this notice are preserved.