2016-07-26 Bill Schmidt * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead and unnecessary call to gimple_bb. 2016-07-26 Richard Biener PR rtl-optimization/71984 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare for VOIDmode. 2016-07-26 Richard Biener PR middle-end/72517 * expmed.c (extract_bit_field_1): Constrain the vector mode with element size matching the extraction mode size when choosing a better vector mode to do the extraction from. 2016-07-26 Richard Biener Prathamesh Kulkarni PR middle-end/70920 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New pattern. 2016-07-26 Trevor Saunders * tree-ssa-structalias.c (struct scc_info): Change types of members to auto_sbitmap and auto_vec. (scc_info::scc_info): New constructor. (scc_info::~scc_info): New destructor. (init_scc_info): Remove. (free_scc_info): Remove. (find_indirect_cycles): Adjust. (perform_var_substitution): Likewise. (free_var_substitution_info): Likewise. 2016-07-26 Trevor Saunders * tree-outof-ssa.c (struct elim_graph): Change type of members to auto_vec and auto_sbitmap. (elim_graph::elim_graph): New constructor. (delete_elim_graph): Remove. (expand_phi_nodes): Adjust. 2016-07-26 Trevor Saunders * tree-outof-ssa.c (struct elim_graph): Remove typedef. (new_elim_graph): Adjust. (clear_elim_graph): Likewise. (delete_elim_graph): Likewise. (elim_graph_size): Likewise. (elim_graph_add_node): Likewise. (elim_graph_add_edge): Likewise. (elim_graph_remove_succ_edge): Likewise. (eliminate_name): Likewise. (eliminate_build): Likewise. (elim_forward): Likewise. (elim_unvisited_predecessor): Likewise. (elim_backward): Likewise. (elim_create): Likewise. (eliminate_phi): Likewise. (expand_phi_nodes): Likewise. 2016-07-26 Trevor Saunders * bt-load.c (compute_out): Use auto_sbitmap class. (link_btr_uses): Likewise. * cfganal.c (mark_dfs_back_edges): Likewise. (post_order_compute): Likewise. (inverted_post_order_compute): Likewise. (pre_and_rev_post_order_compute_fn): Likewise. (single_pred_before_succ_order): Likewise. * cfgexpand.c (pass_expand::execute): Likewise. * cfgloop.c (verify_loop_structure): Likewise. * cfgloopmanip.c (fix_bb_placements): Likewise. (remove_path): Likewise. (update_dominators_in_loop): Likewise. * cfgrtl.c (break_superblocks): Likewise. * ddg.c (check_sccs): Likewise. (create_ddg_all_sccs): Likewise. * df-core.c (df_worklist_dataflow): Likewise. * dse.c (dse_step3): Likewise. * except.c (eh_region_outermost): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gcse.c (prune_expressions): Likewise. (prune_insertions_deletions): Likewise. * gimple-ssa-backprop.c (backprop::~backprop): Likewise. * graph.c (draw_cfg_nodes_no_loops): Likewise. * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise. * lcm.c (compute_earliest): Likewise. (compute_farthest): Likewise. * loop-unroll.c (unroll_loop_constant_iterations): Likewise. (unroll_loop_runtime_iterations): Likewise. (unroll_loop_stupid): Likewise. * lower-subreg.c (decompose_multiword_subregs): Likewise. * lra-lives.c: Likewise. * lra.c (lra): Likewise. * modulo-sched.c (schedule_reg_moves): Likewise. (optimize_sc): Likewise. (get_sched_window): Likewise. (sms_schedule_by_order): Likewise. (check_nodes_order): Likewise. (order_nodes_of_sccs): Likewise. (order_nodes_in_scc): Likewise. * recog.c (split_all_insns): Likewise. * regcprop.c (pass_cprop_hardreg::execute): Likewise. * reload1.c (reload): Likewise. * sched-rgn.c (haifa_find_rgns): Likewise. (split_edges): Likewise. (compute_trg_info): Likewise. * sel-sched.c (init_seqno): Likewise. * store-motion.c (remove_reachable_equiv_notes): Likewise. * tree-into-ssa.c (update_ssa): Likewise. * tree-ssa-live.c (live_worklist): Likewise. * tree-ssa-loop-im.c (fill_always_executed_in): Likewise. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): * Likewise. (try_peel_loop): Likewise. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): * Likewise. * tree-ssa-pre.c (compute_antic): Likewise. * tree-ssa-reassoc.c (undistribute_ops_list): Likewise. * tree-stdarg.c (reachable_at_most_once): Likewise. * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise. * var-tracking.c (vt_find_locations): Likewise. 2016-07-26 Trevor Saunders * sbitmap.h (auto_sbitmap): New class. 2016-07-26 Alan Modra PR target/72103 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize sri->t_icode. 2016-07-25 David Malcolm * input.c (selftest::temp_source_file::temp_source_file): Fix missing "%s" in fprintf. 2016-07-25 John David Anglin PR middle-end/71732 * cselib.c (cselib_process_insn): Invalidate argument slots for const/pure calls. 2016-07-25 Jiong Wang * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16, vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16, vmulxh_lane_f16, vmulxh_laneq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64.md (fma, fnma): Support HF. * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64.md (hf3): New. (hf3): Likewise. (add3): Likewise. (sub3): Likewise. (mul3): Likewise. (div3): Likewise. (*div3): Likewise. (3): Extend to HF. * config/aarch64/aarch64-simd.md (aarch64_rsqrts): Likewise. (fabd3): Likewise. (3): Likewise. (3): Likewise. (aarch64_fmulx): Likewise. (aarch64_fac): Likewise. (aarch64_frecps): Likewise. (hfhi3): New. (hihf3): Likewise. * config/aarch64/iterators.md (VHSDF_SDF): Delete. (VSDQ_HSDI): Support HI. (fcvt_target, FCVT_TARGET): Likewise. * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16, vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16, vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32, vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64, vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16, vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16, vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16, vrsqrtsh_f16): New. 2016-07-25 Jiong Wang * config.gcc (aarch64*-*-*): Install arm_fp16.h. * config/aarch64/aarch64-builtins.c (hi_UP): New. * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64-simd.md (aarch64_frsqrte): Extend to HF mode. (aarch64_frecp): Likewise. (aarch64_cm): Likewise. * config/aarch64/aarch64.md (2): Likewise. (l2): Likewise. (fix_trunc2): Likewise. (sqrt2): Likewise. (*sqrt2): Likewise. (abs2): Likewise. (hf2): New pattern for HF mode. (hihf2): Likewise. * config/aarch64/arm_neon.h: Include arm_fp16.h. * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New. (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE): Support HF mode. * config/aarch64/arm_fp16.h: New file. (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16, vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16, vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16, vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16, vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16, vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16, vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16, vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16, vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16, vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16, vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16, vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16, vsqrth_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_, reduc_smin_scal_): Use VDQIF_F16. (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF. * config/aarch64/aarch64-simd.md (reduc__scal_): Use VHSDF. (aarch64_reduc__internal): Likewise. * config/aarch64/iterators.md (VDQIF_F16): New. (vp): Support HF modes. * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16, vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to "*aarch64_mulx_elt_from_dup". (*aarch64_mul3_elt): Update schedule type. (*aarch64_mul3_elt_from_dup): Likewise. (*aarch64_fma4_elt_from_dup): Likewise. (*aarch64_fnma4_elt_from_dup): Likewise. * config/aarch64/iterators.md (VMUL): Supprt half precision float modes. (f, fp): Support HF modes. * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16, vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16, vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16, vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16, vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16, vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64-simd.md (fma4, fnma4): Extend to HF modes. * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16, vfmsq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64-simd.md (aarch64_rsqrts): Extend to HF modes. (fabd3): Likewise. (3): Likewise. (3): Likewise. (aarch64_p): Likewise. (3): Likewise. (3): Likewise. (3): Likewise. (aarch64_faddp): Likewise. (aarch64_fmulx): Likewise. (aarch64_frecps): Likewise. (*aarch64_fac): Rename to aarch64_fac. (add3): Extend to HF modes. (sub3): Likewise. (mul3): Likewise. (div3): Likewise. (*div3): Likewise. * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for HF, V4HF and V8HF. * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator. * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16, vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16, vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16, vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16, vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16, vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16, vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16, vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16, vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16, vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16, vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16, vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16, vrsqrtsq_f16, vsub_f16, vsubq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New. * config/aarch64/aarch64-simd-builtins.def: Register new builtins. * config/aarch64/aarch64-simd.md (aarch64_rsqrte): Extend to HF modes. (neg2): Likewise. (abs2): Likewise. (2): Likewise. (l2): Likewise. (2): Likewise. (2): Likewise. (ftrunc2): Likewise. (2): Likewise. (sqrt2): Likewise. (*sqrt2): Likewise. (aarch64_frecpe): Likewise. (aarch64_cm): Likewise. * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for HF, V4HF and V8HF. * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New. (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes. (stype): New. * config/aarch64/arm_neon.h (vdup_n_f16): New. (vdupq_n_f16): Likewise. (vld1_dup_f16): Use vdup_n_f16. (vld1q_dup_f16): Use vdupq_n_f16. (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16, vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16, vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16, vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16, vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16, vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16, vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16, vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16, vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16, vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16, vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16, vsqrt_f16, vsqrtq_f16): New. 2016-07-25 Jiong Wang * config/aarch64/aarch64-simd.md (aarch64_): Use VALL_F16. (aarch64_ext): Likewise. (aarch64_rev): Likewise. * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode and V8HFmode. * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t, float16x8_t. (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16, __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16, vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16, vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16, vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16, vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16): New. (vmov_n_f16): Reimplement using vdup_n_f16. (vmovq_n_f16): Reimplement using vdupq_n_f16.. 2016-07-25 Jiong Wang * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "frame_related_p". Generate CFA annotation when it's necessary. (aarch64_expand_prologue): Use aarch64_add_constant. (aarch64_expand_epilogue): Likewise. (aarch64_output_mi_thunk): Pass "false" when calling aarch64_add_constant. 2016-07-25 Jiong Wang * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction sequences. 2016-07-25 Jiong Wang * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode". Use aarch64_internal_mov_immediate instead of aarch64_build_constant. (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant. (aarch64_build_constant): Delete. 2016-07-25 Alexander Monakov Revert 2016-07-20 Alexander Monakov * config/nvptx/nvptx.c (nvptx_option_override): Do not set flag_toplevel_reorder. 2016-07-25 Richard Biener * cgraph.c (cgraph_node::verify_node): Compare against builtin by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE. * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise. * tree-streamer.h (streamer_handle_as_builtin_p): Remove. (streamer_get_builtin_tree): Likewise. (streamer_write_builtin): Likewise. * lto-streamer.h (LTO_builtin_decl): Remove. * lto-streamer-in.c (lto_read_tree_1): Remove assert. (lto_input_scc): Remove LTO_builtin_decl handling. (lto_input_tree_1): Liekwise. * lto-streamer-out.c (lto_output_tree_1): Remove special handling of builtins. (DFS::DFS): Likewise. * tree-streamer-in.c (streamer_get_builtin_tree): Remove. * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove assert. (streamer_write_builtin): Remove. 2016-07-25 Martin Liska * lto-cgraph.c (input_symtab): Don't call get_working_sets if flag_auto_profile is set to true. 2016-07-25 Martin Liska PR gcov-profile/71868 * cfgloopanal.c (expected_loop_iterations_unbounded): When we have a function with multiple latches, count them all. 2016-07-25 Martin Liska * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array. 2016-07-25 Martin Liska PR tree-optimization/71987 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops just for SSA_NAMEs. Fix GNU coding style. 2016-07-25 Martin Liska PR gcov-profile/64874 * gcov-io.h: Update command about file format. * gcov-iov.c (main): Adapt the numbering scheme. 2016-07-24 Kugan Vivekanandarajah PR middle-end/66726 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt whose result is used in PHI. (final_range_test_p): Likewise. (maybe_optimize_range_tests): Likewise. 2016-07-22 Michael Meissner * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Reformat two multi-line strings. 2016-07-22 Martin Sebor * doc/extend.texi (Compound Literals): Add '@' missed in last commit. 2016-07-22 Martin Sebor PR c/71560 * doc/extend.texi (Compound Literals): Correct and clarify. (Cast to Union): Same. 2016-07-22 Kelvin Nilsen * config/rs6000/rs6000.c (rs6000_option_override_internal): Add comments to explain why certain error messages make mention of undocumented options. (rs6000_invalid_builtin): Change error messages to replace mention of undocumented options with mention of the -mcpu=power9 option that enables those undocumented options. * config/rs6000/rs6000.h (MASK_FLOAT128): New macro. (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the definition of this macro to correct an existing error. * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify descriptions of built-in functions so that they depend on -mcpu=power9 instead of on the corresponding undocumented flags. * doc/invoke.texi (Option Summary): Remove all mention of newly undocumented flags. (IBM RS/6000 and PowerPC Options): Likewise. * doc/md.texi (Constraints for Particuliar Machines): Remove all mention of newly undocumented flags. 2016-07-22 Evgeny Stupachenko * ipa-cp.c (determine_versionability): Do not create constprop clones, when target_clones attribute is set. 2016-07-22 Bin Cheng * common.opt (funsafe-loop-optimizations): Mark ignore. * doc/invoke.texi (funsafe-loop-optimizations): Remove. * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations related code. * tree-ssa-loop-niter.c (finite_loop_p): Ditto. * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto. 2016-07-22 Bin Cheng * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New Parameter. * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New Parameter. (number_of_iterations_exit): Warn missed loop optimization for possible infinite loops. 2016-07-22 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for when to emit a ".machine" pseudo-op. 2016-07-22 Martin Liska PR gcov-profile/69028 PR gcov-profile/62047 * coverage.c (coverage_compute_lineno_checksum): Do not calculate checksum for fns w/o xloc.file. (coverage_compute_profile_id): Likewise. 2016-07-22 Georg-Johann Lay * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define... (avr_secondary_reload): ...and implementation. (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling. * config/avr/avr.md (reload_in): Remove insns. (adjust_len) [lpm]: Remove insn attribute value. * config/avr/predicates.md (flash_operand): Remove insn predicate. 2016-07-21 Bernd Edlinger PR middle-end/71876 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice attribute. * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here. * calls.c (special_function_p): Remove the special handling of the "__builtin_" prefix. 2016-07-21 Bernd Edlinger PR middle-end/71876 * calls.c (gimple_maybe_alloca_call_p): New function. Return true if STMT may be an alloca call. (gimple_alloca_call_p, alloca_call_p): Return only true for the builtin alloca call. * calls.h (gimple_maybe_alloca_call_p): New function. * tree-inline.c (inline_forbidden_p_stmt): Use gimple_maybe_alloca_call_p here. 2016-07-21 David Malcolm * spellcheck-tree.c (best_macro_match::best_macro_match): Explictly specify the template arguments when invoking the base class constructor, to help older C++ compilers. 2016-07-21 Jakub Jelinek PR sanitizer/71953 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types before builtin_decl_implicit. 2016-07-21 James Greenhalgh * optabs.c (emit_condiitonal_move): Short circuit for identical sources. 2016-07-21 James Greenhalgh * ifcvt.c (noce_if_info): New fields: speed_p, original_cost, max_seq_cost. Removed fields: then_cost, else_cost, branch_cost. (noce_conversion_profitable_p): New. (noce_try_store_flag_constants): Use it. (noce_try_addcc): Likewise. (noce_try_store_flag_mask): Likewise. (noce_try_cmove): Likewise. (noce_try_cmove_arith): Likewise. (bb_valid_for_noce_process_p): Add to the cost parameter rather than overwriting it. (noce_convert_multiple_sets): Move cost model to here, from... (bb_ok_for_noce_convert_multiple_sets) ...here. (noce_process_if_block): Update calls for above changes. (noce_find_if_block): Record new noce_if_info parameters. 2016-07-21 James Greenhalgh * target.def (max_noce_ifcvt_seq_cost): New. * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it. * doc/tm.texi: Regenerate. * targhooks.h (default_max_noce_ifcvt_seq_cost): New. * targhooks.c (default_max_noce_ifcvt_seq_cost): New. * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New. (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise. * doc/invoke.texi: Document new params. 2016-07-21 Richard Biener PR tree-optimization/71947 * tree-vrp.c (extract_range_from_assert): Singleton symbolic ranges have useful limit_vr information. 2016-07-21 Richard Biener * function-tests.c (build_trivial_generic_function): Set BLOCK_SUPERCONTEXT of DECL_INITIAL. * omp-low.c (create_omp_child_function): Likewise. (grid_expand_target_grid_body): Likewise. * cgraphunit.c (init_lowered_empty_function): Likewise. (cgraph_node::expand_thunk): Likewise. * tree-parloops.c (create_loop_fn): Likewise. * ipa.c (cgraph_build_static_cdtor_1): Likewise. 2016-07-21 Prathamesh Kulkarni * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo in comment. 2016-07-21 Georg-Johann Lay * config/avr/avr.md (any_extract, any_shiftrt): New code iterators. (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7) (*insv.xor-extract, *insv.xor1-bit.0): New insns. (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New values for insn attribute. * config/avr/avr.c (avr_out_insert_notbit): New function. (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT, ADJUST_LEN_INSV_NOTBIT_0/_7. * config/avr/avr-protos.h (avr_out_insert_notbit): New proto. 2016-07-21 Bin Cheng * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg. (chrec_convert_1, chrec_convert): Ditto. * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter. * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg. * tree-vrp.c (adjust_range_with_scev): Ditto. * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto. (scev_var_range_cant_overflow): New function. (scev_probably_wraps_p): New parameter. Call above function. * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter. 2016-07-21 Bin Cheng * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up by removing computation of may_be_zero. 2016-07-21 Jakub Jelinek * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1. 2016-07-21 Andrew Sutton Improving concepts performance and diagnostics. * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars for constraint satisfaction and subsumption. * timevar.h (auto_timevar): New constructor that matches the push/pop pattern of usage in pt.c. 2016-07-20 Uros Bizjak * hwint.h (HOST_WIDE_INT_0): New define. (HOST_WIDE_INT_0U): Ditto. * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0. * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0. * simplify-rtx.c: Ditto. * tree-object-size.c: Ditto. 2016-07-20 Andreas Krebbel * config/s390/s390.c (s390_encode_section_info): Remove mode size check. 2016-07-20 Uros Bizjak * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0. * combine.c: Use HOST_WIDE_INT_M1U instead of ~(unsigned HOST_WIDE_INT) 0. * double-int.h: Ditto. * dse.c: Ditto. * dwarf2asm.c:Ditto. * expmed.c: Ditto. * genmodes.c: Ditto. * match.pd: Ditto. * read-rtl.c: Ditto. * tree-ssa-loop-ivopts.c: Ditto. * tree-ssa-loop-prefetch.c: Ditto. * tree-vect-generic.c: Ditto. * tree-vect-patterns.c: Ditto. * tree.c: Ditto. 2016-07-20 Georg-Johann Lay * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force constant addresses outside [0,0xc0] into a register. (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle cases where the base address register is unused after. (avr_out_movhi_r_mr_reg_disp_tiny): Same. (avr_out_movhi_mr_r_reg_disp_tiny): Same. (avr_out_store_psi_reg_disp_tiny): Same. 2016-07-20 Georg-Johann Lay Implement attribute progmem on reduced Tiny cores by adding flash offset 0x4000 to respective symbols. PR target/71948 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add documentation how it works on reduced Tiny cores. (AVR Named Address Spaces): No support for reduced Tiny. * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro. (avr_address_tiny_pm_p): New static function. (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET if the address is in progmem. (avr_assemble_integer): Same. (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM for symbol_ref in progmem. * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro. * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__. 2016-07-20 Patrick Palka * configure.ac (thin_archive_support): New variable. AC_SUBST it. * configure: Regenerate. * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable. (USE_THIN_ARCHIVES): New variable. (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build this archive as a thin archive. 2016-07-20 David Malcolm * diagnostic-show-locus.c (diagnostic_show_locus): If this is the same location as last time, don't skip if we have fix-it hints. Clarify the skipping logic by converting it from one "if" clause to repeated "if" clauses. * spellcheck-tree.c: Include "cpplib.h". (find_closest_macro_cpp_cb): Move here from c/c-decl.c. (best_macro_match::best_macro_match): New constructor. * spellcheck-tree.h (struct edit_distance_traits): Move here from c/c-decl.c. (class best_macro_match): Move here from c/c-decl.c, converting from a typedef to a subclass, gaining a ctor. 2016-07-20 Georg-Johann Lay * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype. * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook define... (avr_addr_space_diagnose_usage): ...and implementation. (avr_addr_space_supported_p): New function. (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only report bad address space usage if that space is supported. (avr_insert_attributes): Same. No more complain about unsupported address spaces. * config/avr/avr-c.c (tm_p.h): Include it. (avr_cpu_cpp_builtins): Only define addr-space related built-in macro if avr_addr_space_supported_p. 2016-07-20 Alexander Monakov * config/nvptx/nvptx.c (nvptx_option_override): Do not set flag_toplevel_reorder. 2016-07-20 David Malcolm * gcc-rich-location.c (gcc_rich_location::add_fixit_misspelled_id): New overload, taking a const char *. * gcc-rich-location.h (gcc_rich_location::add_fixit_misspelled_id): Likewise. 2016-07-20 Georg-Johann Lay * target.def (addr_space): Add new diagnose_usage to hook vector. * targhooks.c (default_addr_space_diagnose_usage): Add default implementation and... * targhooks.h (default_addr_space_diagnose_usage): ... its prototype. * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token is some address space, call targetm.addr_space.diagnose_usage. * doc/tm.texi.in (Named Address Spaces): Add anchor for TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation. * doc/tm.texi: Regenerate. 2016-07-20 Martin Liska PR middle-end/71898 * graphite-isl-ast-to-gimple.c (later_of_the_two): Properly handly PHI stmts. 2016-07-20 Bin Cheng PR tree-optimization/71503 PR tree-optimization/71683 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate and break. 2016-07-20 Martin Liska * doc/invoke.texi (-fipa-ra): Document when the option is disabled. Fix a typo. 2016-07-20 Martin Liska * Makefile.in: Include fibonacci_heap.c * fibonacci_heap.c: New file. * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node. (fibonacci_heap::union_with): Fix deletion of the second heap. * selftest-run-tests.c (selftest::run_tests): Incorporate fibonacci heap tests. * selftest.h: Declare fibonacci_heap_c_tests. 2016-07-20 Martin Liska * selftest-run-tests.c (selftest::run_tests): New function. * selftest.h (sreal_c_tests): Declare. * sreal.c (sreal_verify_basics): New function. (verify_aritmetics): Likewise. (sreal_verify_arithmetics): Likewise. (verify_shifting): Likewise. (sreal_verify_shifting): Likewise. (void sreal_c_tests): Likewise. 2016-07-19 Jakub Jelinek PR rtl-optimization/71916 * cfgrtl.c (contains_no_active_insn_p): Return false also for bb which have a single succ fake edge. 2016-07-19 Aldy Hernandez PR debug/71855 * dwarf2out.c (gen_subprogram_die): Only call gen_unspecified_parameters_die while dumping early dwarf. 2016-07-19 Jakub Jelinek PR middle-end/71874 * gimple-fold.c (fold_builtin_memory_op): Use get_addr_base_and_unit_offset instead of get_ref_base_and_extent. 2016-07-19 Uros Bizjak * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1, HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1, HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1. * combine.c: Ditto. * cse.c: Ditto. * dojump.c: Ditto. * double-int.c: Ditto. * dse.c: Ditto. * dwarf2out.c: Ditto. * expmed.c: Ditto. * expr.c: Ditto. * fold-const.c: Ditto. * function.c: Ditto. * fwprop.c: Ditto. * genmodes.c: Ditto. * hwint.c: Ditto. * hwint.h: Ditto. * ifcvt.c: Ditto. * loop-doloop.c: Ditto. * loop-invariant.c: Ditto. * loop-iv.c: Ditto. * match.pd: Ditto. * optabs.c: Ditto. * real.c: Ditto. * reload.c: Ditto. * rtlanal.c: Ditto. * simplify-rtx.c: Ditto. * stor-layout.c: Ditto. * toplev.c: Ditto. * tree-ssa-loop-ivopts.c: Ditto. * tree-vect-generic.c: Ditto. * tree-vect-patterns.c: Ditto. * tree.c: Ditto. * tree.h: Ditto. * ubsan.c: Ditto. * varasm.c: Ditto. * wide-int-print.cc: Ditto. * wide-int.cc: Ditto. * wide-int.h: Ditto. 2016-07-19 David Malcolm * selftest.c (selftest::assert_streq): Handle NULL values of val_actual and val_expected. 2016-07-19 Martin Jambor PR fortran/71688 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node rather than cgraph_create_node to get a call graph node. 2016-07-19 Richard Biener * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case, handle all tcc_constant bases and valueize SSA names. * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle tcc_constant bases. 2016-07-19 David Malcolm * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify the flags of the exit block and bb2, not just the entry block. 2016-07-19 Richard Biener PR tree-optimization/71901 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add align member, group stuff with the bitfield. (vn_ref_op_align_unit): New inline. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs record element alignment and operand 3 unchanged. (ao_ref_init_from_vn_reference): Adjust. (valueize_refs_1): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. 2016-07-19 Richard Biener PR tree-optimization/71908 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle symbolic constants in a more reliable way. 2016-07-19 Ilya Enkovich * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update comment. (vect_update_inits_of_drs): Likewise. (vect_create_cond_for_alias_checks): Likewise. * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise. 2016-07-19 Richard Biener PR lto/71907 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks with an abstract origin that is not an inlined function outer scope add a self-reference as abstract origin. * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise. 2016-07-18 Michael Meissner PR target/71493 * config/rs6000/rs6000.c (rs6000_function_value): Fix unintentional System V.4 structure return breakage for structures with a single floating point element. 2016-07-18 Yuri Rumyantsev PR tree-optimization/71734 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which contains REF, use it to check safelen, assume that safelen value must be greater 1, fix style. (ref_indep_loop_p_2): Add REF_LOOP argument. (ref_indep_loop_p): Pass LOOP as additional argument to ref_indep_loop_p_2. 2016-07-18 Dominik Vogt * cfgexpand.c (expand_stack_vars): Implement synamic stack space allocation in the prologue. * explow.c (get_dynamic_stack_base): New function to return an address expression for the dynamic stack base. (get_dynamic_stack_size): New function to do the required dynamic stack space size calculations. (allocate_dynamic_stack_space): Use new functions. (align_dynamic_address): Move some code from allocate_dynamic_stack_space to new function. * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export. 2016-07-18 Andreas Krebbel * config/s390/s390.c (s390_encode_section_info): Always set notaligned marker if mode size is 0 or no MEM_ALIGN info could be found. 2016-07-18 Richard Biener PR tree-optimization/71893 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate for sizetype cast added by array_ref_element_size. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. 2016-07-16 John David Anglin * config/pa/pa.c (hppa_profile_hook): Allocate stack space for register parameters. Remove code to initialize argument pointer on TARGET_64BIT. Optimize call to _mcount when it can be reached using a pc-relative branch. Cleanup conditional code. * config/pa/pa.md (call_mcount): New expander. (call_mcount_nonpic): New insn. (call_mcount_pic): New insn and split. (call_mcount_pic_post_reload): New insn. (call_mcount_64bit): New insn and split. (call_mcount_64bit_post_reload): New insn. 2016-07-15 Georg-Johann Lay * config/avr/predicates.md (const_m255_to_m1_operand): New. * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints. * config/avr/avr.md (add3) : Fix set_vzn for +/-2. (*cmphi.zero-extend.0, *cmphi.zero-extend.1) (*usum_widenqihi3, *udiff_widenqihi3) (*addhi3_zero_extend.const): New combiner insns. (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if just 1 bit is affected. * config/avr/avr.c (avr_out_bitop) : Don't access xop[3]. (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1. 2016-07-15 Cesar Philippidis * omp-low.c (lower_omp_target): Mark data clauses with GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having zero-length subarrays. 2016-07-15 Richard Biener PR tree-optimization/71881 * tree-loop-distribution.c (destroy_loop): Remove blocks in reverse DOM order to make debug temp generation happy. 2016-07-15 Richard Biener PR tree-optimization/71887 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and verify it is not zero for division / modulo handling. (value_replacement): Adjust. 2016-07-15 Virendra Pathak Julian Brown * config/aarch64/aarch64-cores.def: Update vulcan COSTS. * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs): New variable. * config/aarch64/aarch64.c (vulcan_addrcost_table): Likewise. (vulcan_regmove_cost): Likewise. (vulcan_vector_cost): Likewise. (vulcan_branch_cost): Likewise. (vulcan_tunings): Likewise. 2016-07-15 Alexander Monakov * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF. (output_in_order): Loop over undefined variables too. Output them via assemble_undefined_decl. Skip variables that correspond to hard registers or have value-exprs. * varpool.c (symbol_table::output_variables): Handle undefined variables together with defined ones. 2016-07-15 Richard Biener * tree-ssa-pre.c (get_representative_for): Make sure to return the value number of SSA names. (phi_translate_1): get_representative_for cannot return NULL. (do_pre_regular_insertion): Remove redundant call to fully_constant_expression. (do_pre_partial_partial_insertion): Likewise. 2016-07-15 Bin Cheng * tree-scalar-evolution.c (simple_iv_with_niters): New funcion. (derive_simple_iv_with_niters): New function. (simple_iv): Rewrite using simple_iv_with_niters. * tree-scalar-evolution.h (simple_iv_with_niters): New decl. * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New function. (number_of_iterations_exit): Rewrite using above function. * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New Decl. 2016-07-15 Richard Biener * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust vec_construct cost. 2016-07-14 Jakub Jelinek PR tree-optimization/71872 * tree-data-ref.c (get_references_in_stmt): Ignore references with is_gimple_constant get_base_address. 2016-07-14 Thomas Preud'homme * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline. (TARGET_HAVE_LDACQD): New macro. * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather than TARGET_HAVE_LDACQ. (arm_load_acquire_exclusivedi): Likewise. (arm_store_release_exclusivedi): Likewise. 2016-07-14 Thomas Preud'homme PR rtl-optimization/71878 * lra-constraints.c (match_reload): Pass information about other output operands. Create new unique register value if matching input operand shares same register value as output operand being considered. (curr_insn_transform): Record output operands already processed. 2016-07-14 Kyrylo Tkachov PR target/65951 PR tree-optimization/70923 * tree-vect-patterns.c: Include mult-synthesis.h. (target_supports_mult_synth_alg): New function. (synth_lshift_by_additions): Likewise. (apply_binop_and_append_stmt): Likewise. (vect_synth_mult_by_constant): Likewise. (target_has_vecop_for_code): Likewise. (vect_recog_mult_pattern): Use above functions to synthesize vector multiplication by integer constants. 2016-07-14 Alan Modra * gcc/config/rs6000/altivec.md (altivec_mov): Disparage gpr alternatives. Correct '*' placement on Y,r alternative. Add '*' on operand 1 of r,r alternative. 2016-07-14 Kyrylo Tkachov * expmed.c (mult_variant, choose_mult_variant): Move declaration to... * expmed.h: ... Here. 2016-07-14 Jan Hubicka * gimple.h (stmt_can_terminate_bb_p): New function. * tree-cfg.c (need_fake_edge_p): Rename to ... (stmt_can_terminate_bb_p): ... this; return true if stmt can throw external; handle const and pure calls. * tree-ssa-loop-niter.c (loop_only_exit_p): Use it. 2016-07-14 Richard Biener PR tree-optimization/71866 * tree-ssa-pre.c (get_constant_for_value_id): Remove. (do_hoist_insertion): Avoid endless recursion when we didn't insert anything because we managed to simplify things down to a constant or SSA name. (fully_constant_expression): Re-write in terms of ... * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare. * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around vn_nary_build_or_lookup_1. (vn_nary_build_or_lookup_1): Added flag and renamed from ... (vn_nary_build_or_lookup): ... this which now wraps it. 2016-07-14 Alan Modra PR target/71733 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal with p9_vector override before power9-dform override. 2016-07-13 Andi Kleen * value-prof.c (gimple_value_profile_transformations): Don't run when auto_profile is on. 2016-07-13 Andi Kleen * auto-profile.c (update_inlined_ind_target, afdo_indirect_call): Print information to dump file. 2016-07-13 Andrew Burgess * genrecog.c (special_predicate_operand_p): New function. (predicate_name): Move function. (validate_pattern): Don't warn about missing mode for all define_special_predicate predicates. 2016-07-13 Bin Cheng * tree-vect-data-refs.c (vect_no_alias_p): New function. (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to resolve alias checks which are known at compilation time. Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all alias checks are resolved. Move dump info for too many runtime alias checks to here... * tree-vect-loop.c (vect_analyze_loop_2): ...From here. 2016-07-13 Richard Biener PR tree-optimization/24574 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument position and add shift, rotate, divison and modulo support for left zero. (value_replacement): Pass in argument position to absorbing_element_p. 2016-07-13 Ilya Enkovich PR ipa/71633 * ipa-inline-transform.c (inline_call): Support instrumented thunks. 2016-07-13 Thomas Preud'homme * config/arm/arm.h (TARGET_HAVE_CBZ): Define. (TARGET_IDIV): Set for all Thumb targets provided they have hardware divide feature. * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M Baseline. Make initial alternative TARGET_32BIT only. (udivsi3): Likewise. * config/arm/thumb1.md (thumb1_cbz): New define_insn. * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective target. 2016-07-13 Thomas Preud'homme * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT. * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW availability with TARGET_HAVE_MOVT. (thumb_legitimate_constant_p): Strip the high part of a label_ref. (thumb1_rtx_costs): Also return 0 if setting a half word constant and MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by UINTVAL. (thumb1_size_rtx_costs): Make set of half word constant also cost 1 extra instruction if MOVW is available. Use a cost variable incremented by COSTS_N_INSNS (1) when the condition match rather than returning an arithmetic expression based on COSTS_N_INSNS. Make constant with bottom half word zero cost 2 instruction if MOVW is available. * config/arm/arm.md (define_attr "arch"): Add v8mb. (define_attr "arch_enabled"): Set to yes if arch value is v8mb and target is ARMv8-M Baseline. (arm_movt): New unpredicable alternative for ARMv8-M Baseline. (arm_movtas_ze): Likewise. * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only alternative for constants satisfying j constraint. (thumb1_movsi_insn): Likewise. (movsi splitter for K alternative): Tighten condition to not trigger if movt is available and j constraint is satisfied. (Pe immediate splitter): Likewise. (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for constant fitting in an halfword to use MOVW. * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM effective target. 2016-07-13 Richard Biener PR middle-end/71104 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before gimplifying the LHS. Make sure to gimplify a returning twice call LHS without using SSA names. 2016-07-12 Trevor Saunders * tree-data-ref.c (find_data_references_in_stmt): Remove unnecessary call to vec::release. (graphite_find_data_references_in_stmt): Likewise. * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise. * tree-vect-stmts.c (vectorizable_condition): Likewise. 2016-07-12 Trevor Saunders * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec. * genmatch.c (lower_for): Likewise. * haifa-sched.c (haifa_sched_init): Likewise. (add_to_speculative_block): Likewise. (create_check_block_twin): Likewise. * predict.c (handle_missing_profiles): Likewise. * tree-data-ref.c (loop_nest_has_data_refs): Likewise. * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise. * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise. (maybe_lower_iteration_bound): Likewise. * tree-ssa-sccvn.c (DFS): Likewise. * tree-stdarg.c (reachable_at_most_once): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Likewise. (vectorizable_store): Likewise. 2016-07-12 Trevor Saunders * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove. (sccvn_dom_walker): make cond_stack an auto_vec. 2016-07-12 Trevor Saunders * ree.c (struct ext_state): Make type of members auto_vec. (find_and_remove_re): Adjust. 2016-07-12 Trevor Saunders * cfgexpand.c (struct stack_vars_data): Make type of fields auto_vec. (expand_used_vars): Adjust. 2016-07-12 Trevor Saunders * ipa.c (record_cdtor_fn): Adjust. (build_cdtor_fns): Likewise. (ipa_cdtor_merge): Make static_ctors and static_dtors local variables. 2016-07-12 Trevor Saunders * genextract.c (struct accum_extract): Add constructor and make members auto_vec. (gen_insn): Adjust. 2016-07-12 Trevor Saunders * tree.c (struct free_lang_data_d): Add constructor and change types of members to ones that automatically manage resources. (fld_worklist_push): Adjust. (find_decls_types): Likewise. (find_decls_types_in_eh_region): Likewise. (free_lang_data_in_cgraph): Stop manually creating and destroying members of free_lang_data_d. 2016-07-13 Uros Bizjak PR rtl-optimization/68961 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new peephole variant. Use sse_reg_operand predicates. 2016-07-12 Uros Bizjak * config/i386/predicates.md (x86_64_immediate_operand) : Remove unneeded truncation to DImode. : Ditto. (x86_64_zext_immediate_operand) : Ditto. 2016-07-12 Michael Meissner PR target/71805 * config/rs6000/altivec.md (altivec_vperm__internal): The xxperm and xxpermr instructions require that the 2nd input operand overlap with the output operand, and not the 1st. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm__uns_internal): Likewise. (altivec_vpermr__internal): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. 2016-07-12 Martin Liska * params.def: Add avg-loop niter. * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param. * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise. * doc/invoke.texi: Document the new parameter. 2016-07-12 Kyrylo Tkachov PR middle-end/71700 * expr.c (store_constructor): Mask sign-extended bits when widening sub-word constructor element at the start of a word. 2016-07-12 Martin Liska * Makefile.in: Append rule for params-options.h. * params-options.h: New file. 2016-07-12 Martin Liska * ira-build.c (mark_loops_for_removal): Properly iterate loops. 2016-07-12 Steven Bosscher Richard Biener PR tree-optimization/23286 PR tree-optimization/70159 * doc/invoke.texi: Document -fcode-hoisting. * common.opt (fcode-hoisting): New flag. * opts.c (default_options_table): Enable -fcode-hoisting at -O2+. * tree-ssa-pre.c (pre_stats): Add hoist_insert. (do_regular_insertion): Rename to ... (do_pre_regular_insertion): ... this and amend general comments on insertion strathegy. (do_partial_partial_insertion): Rename to ... (do_pre_partial_partial_insertion): ... this. (do_hoist_insertion): New function. (insert_aux): Take flags on whether to do PRE and/or hoist insertion and call do_hoist_insertion properly. (insert): Adjust. (pass_pre::gate): Enable also if -fcode-hoisting is enabled. (pass_pre::execute): Register hoist_insert stats. 2016-07-12 Jakub Jelinek PR middle-end/71716 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION is different from mode's bitsize. Small cleanup. 2016-07-12 Richard Biener PR rtl-optimization/68961 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT to simplify to a non-constant. 2016-07-11 Jakub Jelinek PR middle-end/71758 * omp-low.c (expand_omp_target): Gimplify device. PR tree-optimization/71823 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs to get vec_oprnds2 from op2. 2016-07-11 Uros Bizjak * config/i386/predicates.md (x86_64_immediate_operand) : Hoist common subexpressions. (x86_64_zext_immediate_operand) : Ditto. 2016-07-11 Pat Haugen PR target/71800 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to prevent generation of 'stxsiwx' on pre Power8 hardware. 2016-07-11 David Malcolm * input.c: Include cpplib.h. (selftest::temp_source_file): New class. (selftest::temp_source_file::temp_source_file): New ctor. (selftest::temp_source_file::~temp_source_file): New dtor. (selftest::should_have_column_data_p): New function. (selftest::test_should_have_column_data_p): New function. (selftest::temp_line_table): New class. (selftest::temp_line_table::temp_line_table): New ctor. (selftest::temp_line_table::~temp_line_table): New dtor. (selftest::test_accessing_ordinary_linemaps): Add case_ param; use it to create a temp_line_table. (selftest::assert_loceq): Only verify LOCATION_COLUMN for locations that are known to have column data. (selftest::line_table_case): New struct. (selftest::test_reading_source_line): Move tempfile handling to class temp_source_file. (ASSERT_TOKEN_AS_TEXT_EQ): New macro. (selftest::assert_token_loc_eq): New function. (ASSERT_TOKEN_LOC_EQ): New macro. (selftest::test_lexer): New function. (selftest::boundary_locations): New array. (selftest::input_c_tests): Call test_should_have_column_data_p. Loop over a test matrix of interesting values of location and default_range_bits, calling test_lexer on each case in the matrix. Move call to test_accessing_ordinary_linemaps into the matrix. * selftest.h (ASSERT_EQ): Reimplement in terms of... (ASSERT_EQ_AT): New macro. 2016-07-11 H.J. Lu PR target/71801 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Don't convert TImode in debug insn. 2016-07-11 Bernd Edlinger Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG. * tree-core.h (tree_base::nothrow_flag): Adjust comment. (tree_type_common::lang_flag_7): New. (tree_type_common::spare): Reduce size. * tree.h (TYPE_ALIGN_OK): Remove. (TYPE_LANG_FLAG_7): New. (get_inner_reference): Adjust header. * print-tree.c (print_node): Adjust. * expr.c (get_inner_reference): Remove parameter keep_aligning. (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust calls to get_inner_reference. (expand_expr_real_1): Adjust call to get_inner_reference. Remove handling of TYPE_ALIGN_OK. * builtins.c (get_object_alignment_2): Adjust call to get_inner_reference. Remove handling of VIEW_CONVERT_EXPR. * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of TYPE_ALIGN_OK. * asan.c (instrument_derefs): Adjust calls to get_inner_reference. * cfgexpand.c (expand_debug_expr): Likewise. * dbxout.c (dbxout_expand_expr): Likewise. * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref, loc_list_from_tree, fortran_common): Likewise. * fold-const.c (optimize_bit_field_compare, decode_field_reference, fold_unary_loc, fold_comparison, split_address_to_core_and_offset): Likewise. * gimple-laddress.c (execute): Likewise. * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise. * gimplify.c (gimplify_scan_omp_clauses): Likewise. * hsa-gen.c (gen_hsa_addr): Likewise. * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise. * tsan.c (instrument_expr): Likewise. * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise. * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK. * tree-affine.c (tree_to_aff_combination, get_inner_reference_aff): Adjust calls to get_inner_reference. * tree-data-ref.c (split_constant_offset_1, dr_analyze_innermost): Likewise. * tree-scalar-evolution.c (interpret_rhs_expr): Likewise. * tree-sra.c (ipa_sra_check_caller): Likewise. * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. * tree-ssa-math-opts.c (find_bswap_or_nop_load, bswap_replace): Likewise. * tree-vect-data-refs.c (vect_check_gather, vect_analyze_data_refs): Likewise. * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise. * config/pa/pa.c (pa_emit_move_sequence): Remove handling of TYPE_ALIGN_OK. 2016-07-11 David Malcolm * Makefile.in (selftest-valgrind): New phony target. * function-tests.c (selftest::build_cfg): Delete pass instances created by the test. (selftest::convert_to_ssa): Likewise. (selftest::test_expansion_to_rtl): Likewise. * tree-cfg.c (selftest::test_linear_chain): Release dominator vectors. (selftest::test_diamond): Likewise. 2016-07-11 Richard Biener PR tree-optimization/71816 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather than replacing all of its operands. 2016-07-11 Alan Modra * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec. (ctr): Add unspec. (ctr_internal*): Likewise. 2016-07-08 James Bowman * config/ft32/ft32.c (ft32_elf_encode_section_info): New function. * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function. 2016-07-08 Vladimir Makarov PR rtl-optimization/71621 * lra-constraints.c (process_alt_operands): Check combination of reg class and mode. 2016-07-08 Jason Merrill Richard Biener P0145: Refining Expression Order for C++. * gimplify.c (initial_rhs_predicate_for): New. (gimplfy_modify_expr): Gimplify RHS before LHS. 2016-07-08 Bill Schmidt PR target/71297 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Allow standard error handling to take over when a wrong number of arguments is presented to __builtin_vec_ld () or __builtin_vec_st (). 2016-07-08 Jiong Wang * config/aarch64/aarch64-simd-builtins.def (smax): Remove float variants. (smin): Likewise. (fmax): New entry. (fmin): Likewise. * config/aarch64/arm_neon.h (vmaxnm_f32): Use __builtin_aarch64_fmaxv2sf. (vmaxnmq_f32): Likewise. (vmaxnmq_f64): Likewise. (vminnm_f32): Likewise. (vminnmq_f32): Likewise. (vminnmq_f64): Likewise. 2016-07-08 Michael Meissner PR target/71806 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not enable -mfloat128-hardware by default. (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options that IEEE 128-bit hardware support needs. * config/rs6000/rs6000.c (rs6000_option_override_internal): If -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default. Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit floating point requires. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfloat128 and -mfloat128-hardware changes. 2016-07-08 Alan Hayward PR tree-optimization/71667 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts 2016-07-08 Martin Liska PR middle-end/71606 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE folding produces SAVE_EXPRs, thus return false for the type. 2016-07-07 Martin Liska * file-find.c (remove_prefix): New function. * file-find.h (remove_prefix): Declare the function. * gcc-ar.c (main): Skip a folder of the wrapper if a wrapped binary would point to the same file. 2016-07-07 Jan Hubicka * tree-scalar-evolution.c (iv_can_overflow_p): export. * tree-scalar-evolution.h (iv_can_overflow_p): Declare. * tree-ssa-loop-ivopts.c (alloc_iv): Use it. 2016-07-07 Ilya Enkovich PR ipa/71624 * ipa-inline-analysis.c (compute_inline_parameters): Set local.can_change_signature to false for intrumentation thunk callees. 2016-07-07 Thomas Preud'homme * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability with TARGET_HAVE_MOVT. (TARGET_HAVE_MOVT): Define. * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW availability with TARGET_HAVE_MOVT. * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT availability. (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than TARGET_THUMB2. (symbol_refs movsi splitter): Remove TARGET_32BIT check. (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability. * config/arm/constraints.md (define_constraint "j"): Use TARGET_HAVE_MOVT to check MOVT availability. 2016-07-07 Thomas Preud'homme * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions. 2016-07-07 Thomas Preud'homme * config/arm/arm-arches.def (armv8-m.base): Define new architecture. (armv8-m.main): Likewise. (armv8-m.main+dsp): Likewise. * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define. (FL_FOR_ARCH8M_MAIN): Likewise. * config/arm/arm-tables.opt: Regenerate. * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and armv8-m.main+dsp to BE8_LINK_SPEC. * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M. (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN. * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M Baseline and Mainline. (arm_option_override_internal): Also disable arm_restrict_it when !arm_arch_notm. Update comment for -munaligned-access to also cover ARMv8-M Baseline. (arm_file_start): Increase buffer size for printing architecture name. * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main and armv8-m.main+dsp. (mno-unaligned-access): Clarify that this is disabled by default for ARMv8-M Baseline architectures as well. 2016-07-07 Thomas Preud'homme * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to decide whether to prevent some libgcc routines being included for some multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the link between this condition and the one in libgcc/config/arm/lib1func.S. 2016-07-07 Richard Biener * tree-ssa-pre.c: Include alias.h. (compute_avail): If we have multiple VN_REFERENCEs with the same hashtable entry adjust that to make it a valid replacement for all of them with respect to alignment and aliasing when doing insertion. * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare. * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function. 2016-07-06 Segher Boessenkool PR target/70098 PR target/71763 * config/rs6000/rs6000.md (*ctr_internal1, *ctr_internal2, *ctr_internal5, *ctr_internal6): Add *wi to the output constraint. 2016-07-06 Trevor Saunders * var-tracking.c (struct adjust_mem_data): Make side_effects a vector. (adjust_mems): Adjust. (adjust_insn): Likewise. (prepare_call_arguments): Likewise. 2016-07-06 Trevor Saunders * gcse.c (struct ls_expr): Make stores field a vector. (ldst_entry): Adjust. (free_ldst_entry): Likewise. (print_ldst_list): Likewise. (compute_ld_motion_mems): Likewise. (update_ld_motion_stores): Likewise. 2016-07-06 Trevor Saunders * gcse.c (struct ls_expr): Remove loads field. (ldst_entry): Adjust. (free_ldst_entry): Likewise. (print_ldst_list): Likewise. (compute_ld_motion_mems): Likewise. 2016-07-06 Trevor Saunders * store-motion.c (struct st_expr): Make antic_stores a vector. (st_expr_entry): Adjust. (free_st_expr_entry): Likewise. (print_store_motion_mems): Likewise. (find_moveable_store): Likewise. (compute_store_table): Likewise. (remove_reachable_equiv_notes): Likewise. (replace_store_insn): Likewise. (build_store_vectors): Likewise. 2016-07-06 Kyrylo Tkachov * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32, cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73. 2016-07-06 Yuri Rumyantsev PR tree-optimization/71518 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust misalign also for outer loops with negative step. 2016-07-06 Wilco Dijkstra * config/arm/cortex-a53.md: Use final_presence_set for in-order. (cortex_a53_shift): Add mov_shift. (cortex_a53_shift_reg): Add new reservation for register shifts. (cortex_a53_alu): Remove bfm. (cortex_a53_alu_shift): Add bfm, remove mov_shift. (cortex_a53_alu_extr): Add new reservation for EXTR. (bypasses): Improve bypass modelling. 2016-07-06 Senthil Kumar Selvaraj PR target/50739 * config/avr/avr.c (avr_asm_select_section): Strip off SECTION_DECLARED from flags when calling get_section. 2016-07-06 Richard Sandiford * tree-vectorizer.h (vect_memory_access_type): Add VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED. * tree-vect-stmts.c (compare_step_with_zero): New function. (perm_mask_for_reverse): Move further up file. (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the step is negative. (get_negative_load_store_type): New function. (get_load_store_type): Call it. Add an ncopies argument. (vectorizable_mask_load_store): Update call accordingly and remove tests for negative steps. (vectorizable_store, vectorizable_load): Likewise. Handle new memory_access_types. 2016-07-06 Richard Sandiford * tree-vectorizer.h (vect_memory_access_type): New enum. (_stmt_vec_info): Add a memory_access_type field. (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro. (vect_model_store_cost): Take an access type instead of a boolean. (vect_model_load_cost): Likewise. * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to vect_model_store_cost and vect_model_load_cost. * tree-vect-stmts.c (vec_load_store_type): New enum. (vect_model_store_cost): Take an access type instead of a store_lanes_p boolean. Simplify tests. (vect_model_load_cost): Likewise, but for load_lanes_p. (get_group_load_store_type, get_load_store_type): New functions. (vectorizable_store): Use get_load_store_type. Record the access type in STMT_VINFO_MEMORY_ACCESS_TYPE. (vectorizable_load): Likewise. (vectorizable_mask_load_store): Likewise. Replace is_store variable with vls_type. 2016-07-06 Richard Sandiford * tree-vectorizer.h (vect_grouped_load_supported): Add a single_element_p parameter. * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise. Check the PR65518 case here rather than in vectorizable_load. * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly. * tree-vect-stmts.c (vectorizable_load): Likewise. 2016-07-06 Richard Sandiford * tree-vectorizer.h (gather_scatter_info): New structure. (vect_check_gather_scatter): Return a bool rather than a decl. Replace return-by-pointer arguments with a single gather_scatter_info *. * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise. (vect_analyze_data_refs): Update call accordingly. * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise. (vectorizable_mask_load_store): Likewise. Also record the offset dt and vectype in the gather_scatter_info. (vectorizable_store): Likewise. (vectorizable_load): Likewise. 2016-07-06 Richard Sandiford * tree-vect-stmts.c (vect_model_store_cost): For non-SLP strided groups, use the cost of N scalar accesses instead of ncopies vector accesses. (vect_model_load_cost): Likewise. 2016-07-06 Richard Sandiford * tree-vect-stmts.c (vect_cost_group_size): Delete. (vect_model_store_cost): Avoid calling it. Use first_stmt_p variable to indicate when once-per-group costs are being used. (vect_model_load_cost): Likewise. Fix comment and misindented code. 2016-07-06 Richard Sandiford * tree-vect-stmts.c (vectorizable_load): Remove unnecessary peeling-for-gaps condition. 2016-07-06 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_init): Force initializer element to register if it doesn't match general_operand. 2016-07-05 Michael Meissner Bill Schmidt * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New prototype. * config/rs6000/rs6000.c (rs6000_split_signbit): New function. * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant. (SIGNBIT): New mode iterator. (Fsignbit): New mode attribute. (signbit2): Change operand1 to match FLOAT128 instead of IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128 when direct moves are available. (signbit2_dm): New define_insn_and_split). (signbit2_dm2): New define_insn. 2016-07-05 Kyrylo Tkachov PR rtl-optimization/71594 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val into subregs of appropriate mode before trying to emit a conditional move. 2016-07-05 Jan Hubicka * tree-scalar-evolution.c (iv_can_overflow_p): New function. (simple_iv): Use it. 2016-07-05 Jan Hubicka * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P. 2016-07-05 Jiong Wang * lra-constraints.c (process_alt_operands): Don't add spilling cost for "offmemok". 2016-07-05 Jan Hubicka * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if IV can overflow. 2016-07-05 Richard Biener * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa): Handle empty else block. (is_feasible_trace): Likewise. (split_paths): Likewise. 2016-07-05 Richard Biener * tree-loop-distribution.c (distribute_loop): Fix issue with the cost model loop. 2016-07-05 Christophe Lyon * config/arm/neon-testgen.ml: Delete. * config/arm/neon.ml: Delete. 2016-07-04 Jakub Jelinek PR c++/71739 * tree.c (attribute_value_equal): Use get_attribute_name instead of directly using TREE_PURPOSE. 2016-07-04 Jiong Wang * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A". * config/aarch64/aarch64_neon.h: Likewise. * config/aarch64/arm_neon.h: Likewise. * config/aarch64/atomics.md: Likewise. * config/aarch64/aarch64-simd-builtins.def: Likewise. * doc/invoke.texi: Likewise. 2016-07-04 Dominik Vogt * config/s390/s390.md: Add "z13" cpu_facility. ("*movcc"): Add support for z13 instructions lochi and locghi. * config/s390/predicates.md ("loc_operand"): New predicate for "load on condition" type instructions. 2016-07-04 Dominik Vogt Jeff Law * explow.c (allocate_dynamic_stack_space): Simplify knowing that MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT. 2016-07-04 Yuri Rumyantsev * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand permutation for TARGET_AVX512F. (ix86_expand_vec_one_operand_perm_avx512): New function. (expand_vec_perm_1): Invoke introduced function. * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since it may be not valid after vectorization. 2016-07-04 Ramana Radhakrishnan PR target/63874 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix typo in comment. Only force to memory if it is a weak external reference. 2016-07-04 Matthew Wahab Jiong Wang * config/aarch64/aarch64-arches.def: Add "armv8.2-a". * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New. (AARCH64_FL_F16): New. (AARCH64_FL_FOR_ARCH8_2): New. (AARCH64_ISA_8_2): New. (AARCH64_ISA_F16): New. (TARGET_FP_F16INST): New. (TARGET_SIMD_F16INST): New. * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry. ("fp"): Disabling "fp" also disables "fp16". * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins): Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC. * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16". 2016-07-04 Jan Beulich * gcc.c (default_compilers["@c-header"]): Conditionalize "-o". 2016-07-01 Michael Meissner PR target/71720 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting the insns, use an insn form that does not adjust the offset on little endian systems. 2016-07-01 Jan Beulich * varasm.c (get_variable_section): Validate initializer in named .bss-like sections. 2016-07-01 Kelvin Nilsen * config/rs6000/altivec.md (*altivec_vpermr__internal): Exchange the order of the second and third operands in the vpermr instruction tmeplate. 2016-07-01 Peter Bergner PR target/71698 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move): Disallow TDmode values. 2016-07-01 Alan Modra PR rtl-optimization/71709 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg being set, not referenced. 2016-07-01 Yuri Rumyantsev PR tree-optimization/70729 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field of loop since it can be not valid after transformation. 2016-07-01 Kyrylo Tkachov * config/arm/arm.c (thumb_reload_in_hi): Delete. * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype. 2016-07-01 Eric Botcazou * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check for NULL decl. 2016-06-30 Michael Meissner PR target/71677 * config/rs6000/constraints.md (wY constraint): New constraint to match the requirements for the LXSD and STXSD instructions. * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New predicate to match the requirements for the LXSD and STXSD instructions. * config/rs6000/rs6000.md (mov_hardfloat32, FMOVE64 case): Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y' to make sure that the bottom 2 bits of offset are 0, the address form is offsettable, and no updating is done in the address mode. (mov_hardfloat64, FMOVE64 case): Likewise. (movdi_internal32): Likewise (movdi_internal64): Likewise. 2016-06-30 Jakub Jelinek PR tree-optimization/71707 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present strinfo even for ADDR_EXPR ptr. 2016-06-30 Kelvin Nilsen * config/rs6000/altivec.md (darn_32): Change the condition to TARGET_P9_MISC instead of TARGET_MODULO. (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the condition expression. (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the condition expression. * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant. (DFP_TEST): New code iterator. (dfptstsfi__mode>): New define_expand. (*dfp_sgnfcnc_): New define_insn. * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro definition next to BU_P9_MISC_1 definition and change the MASK value to RS6000_BTM_P9_MISC. (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_DFP_MISC_0): New macro definition. (BU_P9_DFP_MISC_1): New macro definition. (BU_P9_DFP_MISC_2): New macro definition. (BU_P9_DFP_OVERLOAD_1): New macro definition. (BU_P9_DFP_OVERLOAD_2): New macro definition. (BU_P9_DFP_OVERLOAD_3): New macro definition. (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2. (TSTSFI_LT_TD): Likewise. (TSTSFI_EQ_DD): Likewise. (TSTSFI_EQ_TD): Likewise. (TSTSFI_GT_DD): Likewise. (TSTSFI_GT_TD): Likewise. (TSTSFI_OV_DD): Likewise. (TSTSFI_OV_TD): Likewise. (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2. (TSTSFI_LT_DD): Likewise. (TSTSFI_LT_TD): Likewise. (TSTSFI_EQ): Likewise. (TSTSFI_EQ_DD): Likewise. (TSTSFI_EQ_TD): Likewise. (TSTSFI_GT): Likewise. (TSTSFI_GT_DD): Likewise. (TSTSFI_GT_TD): Likewise. (TSTSFI_OV): Likewise. (TSTSFI_OV_DD): Likewise. (TSTSFI_OV_TD): Likewise. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded test significance functions. * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_MISC into the representation of this mask. (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation of this mask. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is non-zero. (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp argument is a 6-bit unsigned literal value if the icode argument represents a DFP test significance built-in call. (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC flag used independently and in combination with the RS6000_BTM_64BIT flag. (rs6000_opt_masks): Add entry for power9-misc command-line option. (rs6000_builtin_mask_names): Add entry for power9-misc command-line option. * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and RS6000_BTM_P9_MISC macros. * config/rs6000/rs6000.opt: Add support for the -mpower9-misc option and change the description of the -mpower9-vector option to enable only vector instructions, removing its erroneously claimed support for scalar instructions. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 digital floating point test significance built-in functions. 2016-06-30 Wilco Dijkstra * config/aarch64/aarch64.c (cortexa35_tunings): Enable AES fusion. Use cortexa57_branch_cost. (cortexa53_tunings): Use cortexa57_branch_cost. (cortexa72_tunings): Use cortexa57_branch_cost. Use AUTOPREFETCHER_WEAK. (cortexa73_tunings): Use cortexa57_branch_cost. 2016-06-30 Kyrylo Tkachov James Greenhalgh * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64, vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16, vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16, vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C. (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16, vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64, vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64, vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16, vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64, vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64, vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16, vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64, vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64): New intrinsics. 2016-06-30 James Greenhalgh Kyrylo Tkachov * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane): New define_insn. (*aarch64_simd_vec_copy_lane_): Likewise. 2016-06-30 David Malcolm PR driver/71651 * gcc.c (driver::build_option_suggestions): Pass "option" to add_misspelling_candidates. * opts-common.c (add_misspelling_candidates): Add "option" param; use it to avoid adding negated forms for options marked with RejectNegative. * opts.h (add_misspelling_candidates): Add "option" param. 2016-06-30 Jakub Jelinek PR middle-end/71693 * fold-const.c (fold_binary_loc) : Cast TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type first when permuting bitwise operation with rotate. Cast TREE_OPERAND (arg0, 0) to type when cancelling two rotations. 2016-06-29 David Malcolm * opts.c (handle_param): Use find_param_fuzzy to offer suggestions for misspelled param names. * params.c: Include spellcheck.h. (find_param_fuzzy): New function. * params.h (find_param_fuzzy): New prototype. * spellcheck.c (struct edit_distance_traits): Move to... * spellcheck.h (struct edit_distance_traits): ...here. 2016-06-29 Michael Meissner * config/rs6000/predicates.md (const_0_to_7_operand): New predicate, recognize 0..7. * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add support for doing extracts from V16QImode, V8HImode, V4SImode under ISA 3.0. * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0 vector extract support. (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number for ISA 3.0 vector extract. (VSX_EX): Constraints to use for ISA 3.0 vector extract. (vsx_extract_, VSX_EXTRACT_I): Add support for doing extracts of a constant element number from small integer vectors on 64-bit ISA 3.0 systems. (vsx_extract__di): Likewise. * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to say when we can do ISA 3.0 vector extracts. * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec registers, using the stxsiwx instruction. 2016-06-29 Jim Wilson * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning. * config/aarch64/aarch64.c (qdf24xx_addrcost_table, qdf24xx_regmove_cost, qdf24xx_tunings): New. * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New. * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning. * config/arm/arm.c (arm_qdf24xx_tune): New. 2016-06-29 Wilco Dijkstra * config/aarch64/aarch64.c (cortexa53_tunings): Increase loop alignment to 8. Set function alignment to 16. (cortexa35_tunings): Likewise. (cortexa57_tunings): Increase loop alignment to 8. (cortexa72_tunings): Likewise. (cortexa73_tunings): Likewise. 2016-06-29 Matthew Wahab * doc/sourcebuild.texi (Effective-Target keywords): Add entries for arm_fp16_ok and arm_fp16_hw. (Add Options): Add entries for arm_fp16, arm_fp16_ieee and arm_fp16_alternative. 2016-06-29 Ilya Enkovich PR tree-optimization/71655 * tree-vect-stmts.c (vectorizable_comparison): Swap definition types when swapping operands. 2016-06-29 Martin Liska PR middle-end/71585 * common.opt (flag_stack_protect): Mark the flag as optimization flag. * ipa-inline-transform.c (inline_call): Remove unnecessary call of build_optimization_node. 2016-06-29 Yuri Rumyantsev PR tree-optimization/70729 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as independent in loops having positive safelen value. * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since it may be not valid after vectorization. 2016-06-29 Jakub Jelinek PR tree-optimization/71625 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list is sorted by ascending list->offset. If PTR is non-NULL and there is previous strinfo, call get_stridx_plus_constant. (get_stridx): Pass exp as second argument to get_addr_stridx. (addr_stridxptr): Add missing list = list->next, so that there can be more than one entries in the list. Bump limit from 16 to 32. Ensure the list is sorted by ascending list->offset. (get_stridx_plus_constant): Adjust so that it can be also called with ADDR_EXPR instead of SSA_NAME as PTR. (handle_char_store): Pass NULL_TREE as second argument to get_addr_stridx. 2016-06-29 Richard Biener PR rtl-optimization/68961 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT. 2016-06-29 Richard Biener PR middle-end/71002 * alias.c (component_uses_parent_alias_set_from): Handle type punning through union accesses by using the union alias set. * gimple.c (gimple_get_alias_set): Remove union type punning case. 2016-07-29 Richard Biener * match.pd ((T)(T2)x -> (T)x): Remove restriction on final precision not matching mode precision. 2016-06-28 John David Anglin * config/pa/pa.md (call_symref_64bit_post_reload): Don't call pa_output_arg_descriptor. (call_val_symref_64bit_post_reload): Likewise. (call_val_powf_64bit_post_reload): Likewise. (sibcall_internal_symref_64bit): Likewise. (sibcall_value_internal_symref_64bit): Likewise. 2016-06-28 Jakub Jelinek PR middle-end/71626 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of a constant, force its SUBREG_REG into memory or register instead of whole op1. 2016-06-28 Pitchumani Sivanupandi PR target/58655 * config/avr/avr.opt (-mfract-convert-truncate): Update description. * doc/invoke.texi (AVR Options): Document it. 2016-06-28 Walter Lee * config/tilegx/linux.h: Do not include arch/icache.h (CLEAR_INSN_CACHE): Provide inlined definition directly. * config/tilepro/linux.h: Do not include arch/icache.h (CLEAR_INSN_CACHE): Provide inlined definition directly. 2016-06-28 Wilco Dijkstra * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering for big-endian BIT_FIELD_REF. 2016-06-28 Pat Haugen * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types. ('size' attribute): Add '128'. Include power9.md. (*mov_hardfloat32, *mov_hardfloat64, *movdi_internal32, *movdi_internal64, *movdf_update1): Set size attribute to '64'. (add3, sub3, mul3, div3, sqrt2, copysign3, neg2_hw, abs2_hw, *nabs2_hw, *fma4_hw, *fms4_hw, *nfma4_hw, *nfms4_hw, extend2_hw, truncdf2_hw, *xscvqpwz_, *xscvqpdz_, *xscvdqp_, *truncdf2_odd): Set size attribute to '128'. (*cmp_hw): Change type to veccmp and set size attribute to '128'. * config/rs6000/power6.md (power6-fp): Include dfp type. * config/rs6000/power7.md (power7-fp): Likewise. * config/rs6000/power8.md (power8-fp): Likewise. * config/rs6000/power9.md: New file. * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md. * config/rs6000/htm.md (*tabort, *tabortc, *tabortci, *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to htmsimple. * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2, trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3, divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_, dfp_denbcd_, dfp_dxex_, dfp_diex_, dfp_dscli_, dfp_dscri_): Change type attribute to dfp. * config/rs6000/crypto.md (crypto_vshasigma): Change type attribute to vecsimple. * config/rs6000/rs6000.c (power9_cost): Update costs, cache size and prefetch streams. (rs6000_option_override_internal): Remove temporary code setting tuning to power8. Don't set rs6000_sched_groups for power9. (last_scheduled_insn): Change to rtx_insn *. (divide_cnt, vec_load_pendulum): New variables. (rs6000_adjust_cost): Add Power9 to test for store->load separation. (rs6000_issue_rate): Set issue rate for Power9. (is_power9_pairable_vec_type): New. (power9_sched_reorder2): New. (rs6000_sched_reorder2): Call new function for Power9 specific reordering. (insn_must_be_first_in_group): Remove Power9. (insn_must_be_last_in_group): Likewise. (force_new_group): Likewise. (rs6000_sched_init): Fix initialization of last_scheduled_insn. Initialize divide_cnt/vec_load_pendulum. (_rs6000_sched_context, rs6000_init_sched_context, rs6000_set_sched_context): Handle context save/restore of new variables. 2016-06-28 Richard Biener * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as COMPONENT_REF operand. (nonoverlapping_component_refs_p): Likewise. * stor-layout.c (start_bitfield_representative): Mark DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P. 2016-06-28 Jakub Jelinek * Makefile.in: Don't cat ../stage_current if it does not exist. * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when last argument is a bit-field. PR rtl-optimization/71673 * internal-fn.c (expand_arith_overflow_result_store): Use OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to expand_simple_binop. PR middle-end/66867 * builtins.c (expand_ifn_atomic_compare_exchange_into_call, expand_ifn_atomic_compare_exchange): New functions. * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function. * tree.h (build_call_expr_internal_loc): Rename to ... (build_call_expr_internal_loc_array): ... this. Fix up type of last argument. * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn. * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of ATOMIC_COMPARE_EXCHANGE result. * builtins.h (expand_ifn_atomic_compare_exchange): New prototype. * gimple-fold.h (optimize_atomic_compare_exchange_p, fold_builtin_atomic_compare_exchange): New prototypes. * gimple-fold.c (optimize_atomic_compare_exchange_p, fold_builtin_atomic_compare_exchange): New functions.. * tree-ssa.c (execute_update_addresses_taken): If optimize_atomic_compare_exchange_p, ignore &var in 2nd argument of call when finding addressable vars, and if such var becomes non-addressable, call fold_builtin_atomic_compare_exchange. 2016-06-27 Segher Boessenkool PR target/71670 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot. 2016-06-27 Pat Haugen * config/rs6000/rs6000.md ('type' attribute): Add veclogical,veccmpfx,vecexts,vecmove insn types. (*abs2_fpr, *nabs2_fpr, *neg2_fpr, *extendsfdf2_fpr, copysign3_fcpsgn, truncdf2_internal1, neg2_internal, p8_fmrgow_, pack): Change type to fpsimple. (*xxsel, copysign3_hard, neg2_hw, abs2_hw, *nabs2_hw): Change type to vecmove. (*and3_internal, *bool3_internal, *boolc3_internal, *boolcc3_internal, *eqv3_internal, *one_cmpl3_internal, *ieee_128bit_vsx_neg2_internal, *ieee_128bit_vsx_abs2_internal, *ieee_128bit_vsx_nabs2_internal, extendkftf2, trunctfkf2, *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit, *ieee128_mtvsrd_32bit): Change type to veclogical. (mov_hardfloat, *mov_hardfloat32, *mov_hardfloat64, *movdi_internal32, *movdi_internal64): Update insn types. * config/rs6000/vsx.md (*vsx_le_undo_permute_, vsx_extract_): Change type to veclogical. (*vsx_xxsel, *vsx_xxsel_uns): Change type to vecmove. (vsx_sign_extend_qi_, *vsx_sign_extend_hi_, *vsx_sign_extend_si_v2di): Change type to vecexts. * config/rs6000/altivec.md (*altivec_mov, *altivec_movti): Change type to veclogical. (*altivec_eq, *altivec_gt, *altivec_gtu, *altivec_vcmpequ_p, *altivec_vcmpgts_p, *altivec_vcmpgtu_p): Change type to veccmpfx. (*altivec_vsel, *altivec_vsel_uns): Change type to vecmove. * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr, negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple. * config/rs6000/40x.md (ppc405-float): Add fpsimple. * config/rs6000/440.md (ppc440-fp): Add fpsimple. * config/rs6000/476.md (ppc476-fp): Add fpsimple. * config/rs6000/601.md (ppc601-fp): Add fpsimple. * config/rs6000/603.md (ppc603-fp): Add fpsimple. * config/rs6000/6xx.md (ppc604-fp): Add fpsimple. * config/rs6000/7xx.md (ppc750-fp): Add fpsimple. (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/7450.md (ppc7450-fp): Add fpsimple. (ppc7450-vecsimple): Add veclogical, vecmove. (ppc7450-veccmp): Add veccmpfx. * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical, vecmove. (ppc8540_vector_compare): Add veccmpfx. * config/rs6000/a2.md (ppca2-fp): Add fpsimple. * config/rs6000/cell.md (cell-fp): Add fpsimple. (cell-vecsimple): Add veclogical, vecmove. (cell-veccmp): Add veccmpfx. * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple. * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/mpc.md (mpccore-fp): Add fpsimple. * config/rs6000/power4.md (power4-fp): Add fpsimple. (power4-vecsimple): Add veclogical, vecmove. (power4-veccmp): Add veccmpfx. * config/rs6000/power5.md (power5-fp): Add fpsimple. * config/rs6000/power6.md (power6-fp): Add fpsimple. (power6-vecsimple): Add veclogical, vecmove. (power6-veccmp): Add veccmpfx. * config/rs6000/power7.md (power7-fp): Add fpsimple. (power7-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/power8.md (power8-fp): Add fpsimple. (power8-vecsimple): Add veclogical, vecmove, veccmpfx. * config/rs6000/rs64.md (rs64a-fp): Add fpsimple. * config/rs6000/titan.md (titan_fp): Add fpsimple. * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add fpsimple. * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE. 2016-06-27 Peter Bergner PR target/71656 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_DFORM_VECTOR. * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not disable -mpower9-dform-vector when using reload. (quad_address_p): Remove 'gpr_p' argument and all associated code. New 'strict' argument. Update all callers. Add strict addressing support. (rs6000_legitimate_offset_address_p): Remove call to virtual_stack_registers_memory_p. (rs6000_legitimize_reload_address): Add quad address support. (rs6000_legitimate_address_p): Move call to quad_address_p above call to virtual_stack_registers_memory_p. Adjust quad_address_p args to account for new strict usage. (rs6000_output_move_128bit): Adjust quad_address_p args to account for new strict usage. * config/rs6000/predicates.md (quad_memory_operand): Likewise. 2016-06-26 Uros Bizjak PR target/70902 PR target/71453 PR target/71555 PR target/71596 PR target/71657 * config/i386/i386.c (ix86_spill_class): Disable condition to always return NO_REGS. 2016-06-26 Jan Hubicka * predict.c: Include gimple-pretty-print.h (predicted_by_loop_heuristics_p): Check also PRED_LOOP_EXIT_WITH_RECURSION (predict_loops): Find self recursive calls and use special purpose predictors for them; dump log about decisions. (pass_profile::execute): Dump info about #of iterations. * predict.def (PRED_LOOP_EXIT_WITH_RECURSION, (PRED_LOOP_GUARD_WITH_RECURSION): New predictors. 2016-06-26 John David Anglin * config/pa/pa.c (pa_output_indirect_call): Rework to combine output_asm_insn calls and shorten long lines. Output .CALL argument descriptor using pa_output_arg_descriptor. Add various inline $$dyncall and other optimizations. (pa_attr_length_indirect_call): Adjust ordering and lengths. 2016-06-25 Jakub Jelinek PR tree-optimization/71643 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with EH preds. * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't leak a bitmap if dep_bb is NULL. PR tree-optimization/71631 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument to rewrite_expr_tree even if negate_result, move new_lhs var declaration and initialization earlier, for powi_result set afterwards new_lhs to lhs. For negate_result, use new_lhs instead of tmp if new_lhs != lhs, and don't shadow gsi var. 2016-06-24 Jan Hubicka * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge): Add in_loop parameter. (predict_loops): Add loop guard heuristics. * predict.def (PRED_LOOP_GUARD): New heuristics. 2016-06-24 Jan Hubicka * predict.c: Include ipa-utils.h (tree_bb_level_prediction): Predict recursive calls. (tree_estimate_probability_bb): Skip inexpensive calls for call predictor. * predict.def (PRED_RECURSIVE_CALL): New. 2016-06-24 Bill Schmidt * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define. (BU_FLOAT128_1): Likewise. (FABSQ): Likewise. (COPYSIGNQ): Likewise. (RS6000_BUILTIN_NANQ): Likewise. (RS6000_BUILTIN_NANSQ): Likewise. (RS6000_BUILTIN_INFQ): Likewise. (RS6000_BUILTIN_HUGE_VALQ): Likewise. * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype. (TARGET_FOLD_BUILTIN): New #define. (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry. (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128. (rs6000_fold_builtin): New target hook implementation, handling folding of 128-bit NaNs and infinities. (rs6000_init_builtins): Initialize const_str_type_node; ensure all entries are filled in to avoid problems during bootstrap self-test; define builtins for 128-bit NaNs and infinities. (rs6000_opt_mask): Add entry for float128. * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define. (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128. (rs6000_builtin_type_index): Add RS6000_BTI_const_str. (const_str_type_node): New #define. * config/rs6000/rs6000.md (copysign3 for IEEE128): Convert to a define_expand that dispatches to either copysign3_soft or copysign3_hard. (copysign3_hard): Rename from copysign3. (copysign3_soft): New define_insn. * doc/extend.texi: Document new builtins. 2016-06-24 Jakub Jelinek * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using PRIu64 instead of lu. 2016-06-24 Eric Botcazou PR debug/71642 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just copy the type name. 2016-06-24 Jakub Jelinek PR tree-optimization/71647 * omp-low.c (lower_rec_input_clauses): Convert omp_clause_aligned_alignment (c) to size_type_node for the last argument of __builtin_assume_aligned. 2016-06-24 H.J. Lu * configure.ac (calling ___tls_get_addr via GOT): New assembler/linker check. (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit assembler and linker supports calling ___tls_get_addr via GOT. Otherise, defined to 0. * config.in: Regenerated. * configure: Likewise. * config/i386/constraints.md (Yb): New constraint. * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS. (REG_CLASS_NAMES): Likewise. (REG_CLASS_CONTENTS): Likewise. * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace the b constraint with the Yb constraint. Call ___tls_get_addr via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1. (*tls_local_dynamic_base_32_gnu): Likewise. (*tls_global_dynamic_64_): Call _tls_get_addr via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1. (*tls_local_dynamic_base_64_): Likewise. 2016-06-24 Martin Liska * cfgloop.c (flow_loop_dump): Dump average number of loop iterations. * cfgloop.h: Change 'struct loop' to 'const struct loop' for a few functions. * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new argument to true if the expected number of iterations is loop-based. 2016-06-24 Uros Bizjak * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to assemble for 32bit target. (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble and $ld_ix86_gld_32_opt to link for 32bit target. (HAVE_AS_IX86_TLSLDMPLT): Ditto. * configure: Regenerate. 2016-06-24 Kyrylo Tkachov * config/arm/arm.c (int_log2): Delete definition and prototype. (shift_op): Use exact_log2 instead of int_log2. (vfp3_const_double_for_fract_bits): Likewise. 2016-06-24 Jakub Jelinek * internal-fn.c (expand_arith_set_overflow): New function. (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow): Use it. (expand_arith_overflow_result_store): Likewise. Handle precision smaller than mode precision. * tree-vrp.c (extract_range_basic): For imag part, handle properly signed 1-bit precision result. * doc/extend.texi (__builtin_add_overflow): Document that last argument can't be pointer to enumerated or boolean type. (__builtin_add_overflow_p): Document that last argument can't have enumerated or boolean type. 2016-06-23 Michael Meissner Bill Schmidt * config/rs6000/predicates.md (splat_input_operand): Rework. Don't allow constants, since the insns that use this predicate don't support constants. Constants are handled by other insns that are created via combine. During and after register allocation, only allow indexed or indirect addresses, and not general addresses. Only allow modes supported by the hardware. * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage comment. Move check for using VSPLTIS to a common location, instead of doing it in two different places. 2016-06-23 Jocelyn Mayer * config/i386/driver-i386.c (host_detect_local_cpu): Set PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9. : Pass c7 or nehemiah for signature_CENTAUR_ebx. 2016-06-23 H.J. Lu PR target/66232 PR target/67400 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ... (as_ix86_gas_32_opt): This. (ld_ix86_tls_ldm_opt): Renamed to ... (ld_ix86_gld_32_opt): This. (R_386_TLS_LDM reloc): Updated. (R_386_GOT32X reloc): New assembler/linker check. (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise, defined to 0. * config.in: Regenerated. * configure: Likewise. * config/i386/i386.c (ix86_force_load_from_GOT_p): Return true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode. (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt if ix86_force_load_from_GOT_p returns true. (ix86_print_operand_address_as): Also support UNSPEC_GOT if ix86_force_load_from_GOT_p returns true. (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load the external function address via the GOT slot. (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and HAVE_AS_IX86_GOT32X before returning false. (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in 32-bit mode if ix86_nopic_noplt_attribute_p returns true. 2016-06-23 Eric Botcazou * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant. 2016-06-23 Andi Kleen * Makefile.in: Regenerate. * doc/install.texi: Document autoprofiledbootstrap. 2016-06-23 Andi Kleen * config/i386/gcc-auto-profile: New file. 2016-06-23 Martin Liska PR middle-end/71619 * predict.c (predict_loops): Revert the hunk that was removed in r237103. 2016-06-23 Jakub Sejdak * config.gcc: Add support for arm*-*-phoenix* targets. * config/arm/t-phoenix: New. * config/phoenix.h: New. 2016-06-23 Uros Bizjak H.J. Lu PR target/67400 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New. * config/i386/i386.c (ix86_force_load_from_GOT_p): New function. (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if ix86_force_load_from_GOT_p returns true. (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if ix86_force_load_from_GOT_p returns true. (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if ix86_force_load_from_GOT_p returns true. (ix86_expand_move): Load the external function address via the GOT slot if ix86_force_load_from_GOT_p returns true. * config/i386/predicates.md (x86_64_immediate_operand): Return false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true. (x86_64_zext_immediate_operand): Ditto. 2016-06-22 Uros Bizjak * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling. 2016-06-22 David Malcolm PR c/70339 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype. * diagnostic.c (pedwarn_at_rich_loc): New function. * spellcheck.h (best_match::best_match): Add a "best_distance_so_far" optional parameter. (best_match::set_best_so_far): New method. (best_match::get_best_distance): New accessor. (best_match::get_best_candidate_length): New accessor. 2016-06-22 Nick Clifton * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in place of GET_MODE_CLASS() == MODE_INT, so that partial integer modes are accepted as well. (ucompare_loc_descriptor): Likewise. (minmax_loc_descriptor): Likewise. (clz_loc_descriptor): Likewise. (popcount_loc_descriptor): Likewise. (bswap_loc_descriptor): Likewise. (rotate_loc_descriptor): Likewise. (mem_loc_descriptor): Likewise. (loc_descriptor): Likewise. 2016-06-22 David Malcolm * common.opt (fdiagnostics-parseable-fixits): New option. * diagnostic.c: Include "selftest.h". (print_escaped_string): New function. (print_parseable_fixits): New function. (diagnostic_report_diagnostic): Call print_parseable_fixits. (selftest::assert_print_escaped_string): New function. (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro. (selftest::test_print_escaped_string): New function. (selftest::test_print_parseable_fixits_none): New function. (selftest::test_print_parseable_fixits_insert): New function. (selftest::test_print_parseable_fixits_remove): New function. (selftest::test_print_parseable_fixits_replace): New function. (selftest::diagnostic_c_tests): New function. * diagnostic.h (struct diagnostic_context): Add field "parseable_fixits_p". * doc/invoke.texi (Diagnostic Message Formatting Options): Add -fdiagnostics-parseable-fixits. (-fdiagnostics-parseable-fixits): New option. * opts.c (common_handle_option): Handle -fdiagnostics-parseable-fixits. * selftest-run-tests.c (selftest::run_tests): Call selftest::diagnostic_c_tests. * selftest.h (selftest::diagnostic_c_tests): New prototype. 2016-06-22 Ilya Enkovich PR tree-optimization/71488 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support comparison of boolean vectors. * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison of boolean vectors using bitwise operations. 2016-06-22 Andreas Schwab * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section): Remove declaration. 2016-06-22 Eric Botcazou * function.c (assign_parm_setup_reg): Prevent sharing in another case. 2016-06-22 Bernd Edlinger * config/i386/i386.c (print_reg): Emit an error message on attempt to print FLAGS_REG. 2016-06-22 Kyrylo Tkachov * config/arm/arm.c (arm_cortex_a73_tune): New struct. * config/arm/arm-cores.def (cortex-a73): New entry. (cortex-a73.cortex-a35): Likewise. (cortex-a73.cortex-a53): Likewise. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Likewise. * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73, mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. * config/arm/t-aprofile: Handle mcpu=cortex-a73, mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53. * doc/invoke.texi (ARM Options): Document cortex-a73, cortex-a73.cortex-a35 and cortex-a73.cortex-a53. 2016-06-22 Kyrylo Tkachov * config/aarch64/aarch64.c (cortexa73_tunings): New struct. * config/aarch64/aarch64-cores.def (cortex-a73): New entry. (cortex-a73.cortex-a35): Likewise. (cortex-a73.cortex-a53): Likewise. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi (AArch64 Options): Document cortex-a73, cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to -mcpu and -mtune. 2016-06-22 Rainer Orth * configure.ac (gcc_cv_as_compress_debug): Remove --compress-debug-sections as extra as switch. Handle gas --compress-debug-sections=type. (gcc_cv_ld_compess_debug): Remove bogus ld_date check. Handle gld --compress-debug-sections=type. * configure: Regenerate. 2016-06-21 Andrew Burgess * bb-reorder.c (pass_partition_blocks::gate): Update comment. 2016-06-21 John David Anglin * gcov-tool.c (profile_rewrite): Use int64_t instead of long long. (do_rewrite): likewise. 2016-06-21 Trevor Saunders * common/config/mep/mep-common.c: Remove. * config.gcc: Remove mep-* support. * config/mep/constraints.md: Remove. * config/mep/default.h: Remove. * config/mep/intrinsics.h: Remove. * config/mep/intrinsics.md: Remove. * config/mep/ivc2-template.h: Remove. * config/mep/mep-c5.cpu: Remove. * config/mep/mep-core.cpu: Remove. * config/mep/mep-default.cpu: Remove. * config/mep/mep-ext-cop.cpu: Remove. * config/mep/mep-intrin.h: Remove. * config/mep/mep-ivc2.cpu: Remove. * config/mep/mep-pragma.c: Remove. * config/mep/mep-protos.h: Remove. * config/mep/mep.c: Remove. * config/mep/mep.cpu: Remove. * config/mep/mep.h: Remove. * config/mep/mep.md: Remove. * config/mep/mep.opt: Remove. * config/mep/predicates.md: Remove. * config/mep/t-mep: Remove. * doc/install.texi: Remove mep-* documentation. * doc/md.texi: Likewise. 2016-06-21 Trevor Saunders * config.gcc: Remove support for avr-rtems. * config/avr/gen-avr-mmcu-specs.c: Likewise. * config/avr/rtems.h: Remove. * config/avr/t-rtems: Remove. 2016-06-21 Trevor Saunders * config.gcc: Remove m32r-rtems support. * config/m32r/rtems.h: Remove. 2016-06-21 Trevor Saunders * config.gcc: Remove h8300-rtems support. * config/h8300/rtems.h: Remove. * config/h8300/t-rtems: Remove. 2016-06-21 Trevor Saunders * config.gcc: Remove support for knetbsd. * configure.ac: Likewise. * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove. * config/knetbsd-gnu.h: Remove. * configure: Regenerate. 2016-06-21 Trevor Saunders * config.gcc: Remove support for openbsd 2 and 3. * config/openbsd-oldgas.h: Remove. 2016-06-21 Trevor Saunders * config.gcc: Remove interix support. * config/i386/i386-interix.h: Remove. * config/i386/interix.opt: Remove. * config/i386/t-interix: Remove. * configure: Regenerate. * configure.ac: Remove interix support. * doc/install.texi: Remove interix documentation. 2016-06-21 Kelvin Nilsen * config/rs6000/rs6000.h: Add conditional preprocessing directives to disable Power9-specific compiler features if HAVE_AS_POWER9 is not defined. 2016-06-21 Eric Botcazou * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if they are both PLACEHOLDER_EXPRs. 2016-06-21 Michael Meissner * stor-layout.c (layout_type): Move setting complex MODE to layout_type, instead of setting it ahead of time by the caller. * tree.c (build_complex_type): Likewise. 2016-06-21 Martin Liska * predict.c (force_edge_cold): Replace imposisble with impossible. 2016-06-21 Ilya Verbin * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps. * config/i386/sse.md (define_expand "rsqrtv16sf2"): New. 2016-06-21 Ilya Verbin * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps. 2016-06-21 H.J. Lu Ilya Enkovich PR target/71549 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): New member function to convert V1TImode register to SUBREG TImode in debug insn. (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses after changing register mode to V1TImode. 2016-06-21 Virendra Pathak * config/aarch64/aarch64-cores.def (vulcan): New core. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi: Document vulcan as an available option. 2016-06-21 Eric Botcazou * cse.c (canon_asm_operands): New function extracted from... (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS either standalone or member of a PARALLEL. 2016-06-21 Georg-Johann Lay PR target/30417 * config/avr/gen-avr-mmcu-specs.c (print_mcu): [*link_data_start]: Wrap -Tdata into %{!Tdata:...}. [*link_text_start]: Wrap -Ttext into %{!Ttext:...}. 2016-06-21 Georg-Johann Lay PR target/71103 * config/avr/avr.md (movqi): Only handle loading subreg:qi of constant addresses if can_create_pseudo_p. 2016-06-21 Jakub Jelinek PR tree-optimization/71588 * tree-ssa-strlen.c (valid_builtin_call): New function. (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use it. 2016-06-20 Jakub Jelinek PR middle-end/71581 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL, see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created for conversion of scalar user var to complex type and use the underlying SSA_NAME_VAR in that case. If EXPR is still NULL, punt. PR rtl-optimization/71591 * toplev.c (toplev::run_self_tests): If no_backend, complain and don't run any tests. 2016-06-20 Hans-Peter Nilsson PR target/71571 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba" delay-slot "nop" for PIC with CRIS v32. Also add missing leading space for PIC with non-v32 and the common non-PIC "jump". 2016-06-20 Jakub Jelinek PR target/71559 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up returned values and add UN*/LTGT/*ORDERED cases with values matching D operand modifier on vcmp for AVX. 2016-06-20 Wilco Dijkstra * config/aarch64/aarch64.opt (mpc-relative-literal-loads): Rename internal option name. * config/aarch64/aarch64.c (aarch64_nopcrelative_literal_loads): Rename to aarch64_pcrelative_literal_loads. (aarch64_expand_mov_immediate): Likewise. (aarch64_secondary_reload): Likewise. (aarch64_can_use_per_function_literal_pools_p): Likewise. (aarch64_override_options_after_change_1): Rename and simplify logic. (aarch64_classify_symbol): Merge large model checks into switch, remove pc-relative load check. 2016-06-20 James Greenhalgh * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP costs relative to the cost of a register move. 2016-06-20 James Greenhalgh * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New. (vcvt_n_f64_u64): Likewise. (vcvt_n_s64_f64): Likewise. (vcvt_n_u64_f64): Likewise. (vcvt_f64_s64): Likewise. (vrecpe_f64): Likewise. (vcvt_f64_u64): Likewise. (vrecps_f64): Likewise. 2016-06-20 James Greenhalgh * config/aarch64/aarch64.md (3): Add attributes to iterators. (3): Likewise. Correct attributes. * config/aarch64/aarch64-builtins.c (aarch64_types_binop_uss_qualifiers): Delete. (TYPES_BINOP_USS): Likewise. (aarch64_types_binop_sus_qualifiers): Likewise. (TYPES_BINOP_SUS): Likewise. (aarch64_types_fcvt_from_unsigned_qualifiers): New. (TYPES_FCVTIMM_SUS): Likewise. * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM rather than BINOP. (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS. (fcvtzs): Use SHIFTIMM rather than BINOP. (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS. 2016-06-20 James Greenhalgh * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP costs relative to the cost of a register move. 2016-06-20 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Allow scalar/single vector modes to be tieable. 2016-06-20 Wilco Dijkstra * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel. 2016-06-20 Kyrylo Tkachov * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of "alignement". * tree.h (TYPE_ALIGN): Likewise. 2016-06-20 Georg-Johann Lay PR target/71103 * config/avr/avr.md (movqi): Handle loading subreg:qi (const). 2016-06-20 Georg-Johann Lay * config/avr/avr.c (avr_print_operand): Fix "format not a string literal" build warnings. (avr_print_operand_address): Dito. 2016-06-19 David Edelsohn PR target/71375 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0. * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same. 2016-06-18 John David Anglin * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove. 2016-06-18 Eric Botcazou PR bootstrap/71435 * reload1.c (reload): Pass 0 to finish_spills when called because update_eliminables_and_spill returns true and remove did_spill. (finish_spills): Adjust comment and document GLOBAL parameter. 2016-06-17 DJ Delorie PR target/71338 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10. * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise. (umulqihi3_virt): Likewise. * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise. (umulqihi3_real): Likewise. 2016-06-17 Martin Liska * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec. 2016-06-17 Martin Liska * predict.def: PRED_LOOP_EXIT from 92 to 85. 2016-06-17 James Greenhalgh * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with __FAST_MATH__. (vaddq_f32): Likewise. (vmul_f32): Likewise. (vmulq_f32): Likewise. (vsub_f32): Likewise. (vsubq_f32): Likewise. 2016-06-17 Bin Cheng PR tree-optimization/71347 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute cost for all uses in group. 2016-06-17 Bin Cheng * tree-vect-loop.c (vect_create_epilog_for_reduction): Only insert gimple seq if it's not empty. 2016-06-17 Bin Cheng * tree-vectorizer.h (struct dr_with_seg_len): Remove class member OFFSET. * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly, rather than OFFSET. (comp_dr_with_seg_len_pair): Ditto. (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize struct dr_with_seg_len_pair against DR_OFFSET. * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle DR_OFFSET directly. 2016-06-17 Szabolcs Nagy * config/aarch64/geniterators.sh: Handle parenthesised conditions. 2016-06-16 John David Anglin * config/pa/pa.c (pa_output_pic_pcrel_sequence): New. (pa_output_lbranch): Use pa_output_pic_pcrel_sequence. (pa_output_millicode_call): Likewise. (pa_output_call): Likewise. (pa_output_indirect_call): Likewise. (pa_asm_output_mi_thunk): Likewise. 2016-06-16 Bernhard Reutner-Fischer * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo. 2016-06-16 Martin Liska * predict.c (combine_predictions_for_insn): When we find a first match predictor, we should consider just predictors with PRED_FLAG_FIRST_MATCH. Print either first match (if any) or DS theory predictor. (combine_predictions_for_bb): Likewise. 2016-06-16 Jakub Jelinek * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs with base of reference to struct. 2016-06-16 Uros Bizjak * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float. 2016-06-16 Senthil Kumar Selvaraj PR target/71151 * config/avr/avr.c (avr_asm_init_sections): Remove setup of progmem_swtable_section. (progmem_swtable_section): Remove. (avr_asm_function_rodata_section): Remove. (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove. * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1. 2016-06-16 Jocelyn Mayer * config/i386/driver-i386.c (host_detect_local_cpu): Set PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode. : Pass nano-3000, nano, eden-x2 or k8 for signature_CENTAUR_ebx. * config/i386/i386.c (ix86_option_override_internal): Add definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4, nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4. * doc/invoke.texi (x86 Options): Document new VIA -march entries. 2016-06-16 Martin Liska * predict.def: Add fortran loop preheader predictor. * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly fold IFN_BUILTIN_EXPECT with a known constant argument. 2016-06-16 Martin Liska * predict.def: Add 'Fortran' to display text of all PRED_FORTRAN_* predictors. 2016-06-16 Uros Bizjak PR target/71242 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New. [IA64_BUILTIN_NANSQ]: Ditto. (ia64_fold_builtin): New function. (TARGET_FOLD_BUILTIN): New define. (ia64_init_builtins) Declare const_string_type node. Add __builtin_nanq and __builtin_nansq builtin functions. (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ. 2016-06-16 Nick Clifton * config/msp430/msp430-opts.h (msp430_hwmult_types): Add MSP430_HWMULT_ prefix to enum values. (msp430_regions): Add MSP430_REGION_ prefix to enum values. * config/msp430/msp430.c: Update use of enum values. * config/msp430/msp430.md: Likewise. * config/msp430/msp430.opt: Likewise. 2016-06-16 Jan Hubicka * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation of comparsions in the last iteration. 2016-06-16 Claudiu Zissulescu Joern Rennecke * config/arc/arc.c (arc_print_operand_address): Handle pc-relative addresses. (arc_needs_pcl_p): Add GOTOFFPC. (arc_legitimate_pic_addr_p): Likewise. (arc_output_pic_addr_const): Likewise. (arc_legitimize_pic_address): Generate a pc-relative address using GOTOFFPC. (arc_output_libcall): Use @pcl syntax. (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC. * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC. (*movsi_insn): Use @pcl syntax. (doloop_begin_i): Likewise. 2016-06-16 Martin Liska * predict.def: Define a new predictor. 2016-06-16 Claudiu Zissulescu * config/arc/arc.opt (mtp-regno): Update text. 2016-06-16 Renlin Li * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo. 2016-06-16 Jakub Jelinek PR target/71554 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p. (setcc + and peephole2): Likewise. PR rtl-optimization/71532 * cse.c (cse_insn): For const/pure calls, invalidate argument passing memory slots. 2016-06-15 Michael Meissner * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading DImode constants with XXSPLTIB in vector registers. (vsx_extract_, V2DImode/V2DFmode): Combine both vsx_extract__internal{1,2} into a single insn that handles direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes extraction of the element at the top of the register as a scalar value. (vsx_extract__internal1): Likewise. (vsx_extract__internal2): Likewise. * config/rs6000/constraints.md (wi constraint): Remove a comment about DImode not being allowed in Altivec registers. (wB constraint): New constraint for constants that can be generated in Altivec registers with VSPLTISW/VUPKHSW. * config/rs6000/predicates.md (xxspltib_constant_split): Update comments. (xxspltib_constant_nosplit): Likewise. * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add support for -mupper-regs-di to enable DImode to go into Altivec registers. (POWERPC_MASKS): Likewise. (power7 cpu): Likewise. * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise. * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support for DImode being allowed in Altivec registers. Update wi/wj constraints. Set scalar_in_vmx_p flag. (rs6000_option_override_internal): Add checks for -mupper-regs-di. (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB. (rs6000_opt_masks): Add -mupper-regs-di. * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use direct move to use wi and not wj. (lfiwzx): Likewise. (floatsi2_lfiwax_mem): Combine alternatives into a single alternative. (floatunssi2_lfiwzx_mem): Likewise. (fix_truncdi2_fctidz): Change second alternative to allow any VSX register, instead of just Altivec registers, to allow either operand to be an Altivec register or both. (fixuns_truncdi2_fctiduz): Likewise. (movdi_internal32): Add support for -mupper-regs-di. Add support to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow the alternatives and attributes to be lined up to be easier to read. (movdi_internal64): Likewise. (64-bit DImode splitters): Change predicates to only split loading up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to load constants in ISA 3.0 or ISA 2.07 respectively. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to mention -mcpu=power9 sets these options. * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the wB constraint. 2016-06-15 Pitchumani Sivanupandi PR target/67353 * config/avr/avr.c (avr_set_current_function): Warn misspelled interrupt/ signal handler if -Wmisspelled-isr flag is enabled. * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled by default to warn misspelled interrupt/ signal handler. * doc/invoke.texi (AVR Options): Document it. Update description for -nodevicelib option. 2016-06-15 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_shll_n): Clean up parentheses. Use GET_MODE_UNIT_BITSIZE. (aarch64_shll2_n): Likewise. 2016-06-15 Ilya Enkovich PR middle-end/71529 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix DECL_CONTEXT for copied arguments. 2016-06-15 Alan Hayward PR tree-optimization/71483 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index for slp 2016-06-15 Martin Liska * predict.c (tree_predict_by_opcode): Call predict_edge_def instead of predict_edge w/o a probability. 2016-06-15 Alan Hayward PR tree-optimization/71439 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for live PHIs. 2016-06-15 Kyrylo Tkachov * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart register subregs in SET_SRC. 2016-06-15 Richard Biener * tree-vect-stmts.c (vectorizable_store): Remove strided grouped store restrictions. 2016-06-15 Richard Biener * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do not consider dependences between accesses that belong to the same group. (vect_analyze_data_ref_dependences): Do not analyze read-read or self-dependences. 2016-06-14 David Malcolm * spellcheck-tree.c: Include spellcheck-tree.h rather than spellcheck.h. (find_closest_identifier): Reimplement in terms of best_match. * spellcheck-tree.h: New file. * spellcheck.c (struct edit_distance_traits): New struct. (find_closest_string): Reimplement in terms of best_match. * spellcheck.h (levenshtein_distance): Move prototype of tree-based overload to spellcheck-tree.h. (find_closest_identifier): Likewise. (struct edit_distance_traits): New template. (class best_match): New class. 2016-06-14 David Malcolm * selftest-run-tests.c (selftest::run_tests): Call selftest::spellcheck_tree_c_tests. * selftest.h (selftest::spellcheck_tree_c_tests): New decl. * spellcheck-tree.c: Include selftest.h and stringpool.h. (selftest::test_find_closest_identifier): New function. (selftest::spellcheck_tree_c_tests): New function. * spellcheck.c (selftest::test_find_closest_string): Verify that the order of the vec does not affect the results for this case. (selftest::test_data): New array. (selftest::test_metric_conditions): New function. (selftest::spellcheck_c_tests): Add a test of case-comparison. Call selftest::test_metric_conditions. 2016-06-14 Bill Schmidt * config/rs6000/rs6000-builtin.def (commentary): Typo. (BU_P9_MISC_1): Likewise. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_MISC_0): Likewise. 2016-06-14 David Malcolm * gcc-rich-location.c (gcc_rich_location::add_fixit_misspelled_id): New method. * gcc-rich-location.h (gcc_rich_location::add_fixit_misspelled_id): Add decl. 2016-06-14 Andreas Tobler * config/arm/freebsd.h: Only enable unaligned access for armv6 on FreeBSD 11 and above. 2016-06-14 Uros Bizjak * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE. 2016-06-14 Kyrylo Tkachov * expmed.h: Close parenthesis in "at your option" in copyright boilerplate. * lower-subreg.h: Likewise. 2016-06-14 Richard Biener PR middle-end/71526 * genmatch.c (expr::gen_transform): Use in_type for comparisons if available. 2015-06-14 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p): New function. (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle mask+shift version. * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p): New prototype. * config/aarch64/aarch64.md (*andim_ashift_bfiz): Replace matching condition with aarch64_mask_and_shift_for_ubfiz_p. 2016-06-14 Richard Biener PR tree-optimization/71522 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float copying into float copying. 2016-06-14 Jakub Jelinek PR tree-optimization/71520 * tree-ssa-tail-merge.c (find_duplicate): Handle labels. (replace_block_by): Move user labels from bb1 to bb2. 2016-06-14 Richard Biener PR middle-end/71310 PR bootstrap/71510 * expr.h (get_bit_range): Declare. * expr.c (get_bit_range): Export. * fold-const.c (optimize_bit_field_compare): Use get_bit_range and word_mode again to constrain the bitfield access. 2016-06-14 Richard Biener PR tree-optimization/71521 * tree-vrp.c (extract_range_from_binary_expr_1): Guard division int_const_binop against zero divisor. 2016-06-13 Uros Bizjak * config/i386/i386.md (signbittf2): New expander. * config/i386/sse.md (ptesttf2): New insn pattern. 2016-06-13 David Malcolm PR bootstrap/71481 * input.c (selftest::test_reading_source_line): Avoid reading from __FILE__ by creating a tempfile with known content and reading from that instead. 2016-06-13 David Malcolm * pretty-print.c (assert_pp_format_colored): Skip the test if GCC_COLORS is set. (test_pp_format): Remove comment about GCC_COLORS. 2016-06-13 David Malcolm * input.c (test_reading_source_line): Use SELFTEST_LOCATION. * pretty-print.c (assert_pp_format_va): Add location param and use it with ASSERT_STREQ_AT. (assert_pp_format): Add location param and pass it to assert_pp_format_va. (assert_pp_format_colored): Likewise. (ASSERT_PP_FORMAT_1): New. (ASSERT_PP_FORMAT_2): New. (ASSERT_PP_FORMAT_3): New. (test_pp_format): Provide SELFTEST_LOCATION throughout, either explicitly, or implicitly via the above macros. * selftest.c (selftest::pass): Use a selftest::location rather than file and line. (selftest::fail): Likewise. Print the function name. (selftest::fail_formatted): Likewise. (selftest::assert_streq): Use a selftest::location rather than file and line. * selftest.h (selftest::location): New struct. (SELFTEST_LOCATION): New macro. (selftest::pass): Accept a const location & rather than file and line. (selftest::fail): Likewise. (selftest::fail_formatted): Likewise. (selftest::assert_streq): Likewise. (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION. (ASSERT_FALSE): Likewise. (ASSERT_EQ): Likewise. (ASSERT_NE): Likewise. (ASSERT_STREQ): Likewise. (ASSERT_PRED1): Likewise. (ASSERT_STREQ_AT): New macro. 2016-06-13 David Malcolm * selftest.c (selftest::fail_formatted): New function. (selftest::assert_streq): New function. * selftest.h (selftests::fail_formatted): New decl. (selftest::assert_streq): New decl. (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq. 2016-06-13 Jeff Law PR tree-optimization/71403 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path): No longer accept reference to path. Do not pop items off the path anymore. (fsm_find_control_statement_thread_paths): Do not allow threading to a deeper loop nest. Pop the last item off the path here rather than in convert_and_register_jump_thread_path. 2016-06-13 Evandro Menezes Wilco Dijkstra [AArch64] Emit division using the Newton series * config/aarch64/aarch64-protos.h (cpu_approx_modes): Add new member "division". (aarch64_emit_approx_div): Declare new function. * config/aarch64/aarch64.c (generic_approx_modes): New member "division". (exynosm1_approx_modes): Likewise. (xgene1_approx_modes): Likewise. (aarch64_emit_approx_div): Define new function. * config/aarch64/aarch64.md ("div3"): New expansion. * config/aarch64/aarch64-simd.md ("div3"): Likewise. * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option. * doc/invoke.texi (-mlow-precision-div): Describe new option. 2016-06-13 Evandro Menezes Wilco Dijkstra [AArch64] Emit square root using the Newton series * config/aarch64/aarch64-protos.h (aarch64_emit_approx_rsqrt): Replace with new function "aarch64_emit_approx_sqrt". (cpu_approx_modes): New member "sqrt". * config/aarch64/aarch64.c (generic_approx_modes): New member "sqrt". (exynosm1_approx_modes): Likewise. (xgene1_approx_modes): Likewise. (aarch64_emit_approx_rsqrt): Replace with new function "aarch64_emit_approx_sqrt". (aarch64_override_options_after_change_1): Handle new option. * config/aarch64/aarch64-simd.md (rsqrt2): Use new function instead. (sqrt2): New expansion and insn definitions. * config/aarch64/aarch64.md: Likewise. * config/aarch64/aarch64.opt (mlow-precision-sqrt): Add new option description. * doc/invoke.texi (mlow-precision-sqrt): Likewise. 2016-06-13 Evandro Menezes [AArch64] Add more choices for the reciprocal square root approximation Allow a target to prefer such operation depending on the operation mode. * config/aarch64/aarch64-protos.h (AARCH64_APPROX_MODE): New macro. (AARCH64_APPROX_{NONE,ALL}): Likewise. (cpu_approx_modes): New structure. (tune_params): New member "approx_modes". * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro. * config/aarch64/aarch64.c (generic_approx_modes): New core "cpu_approx_modes" structure. (exynosm1_approx_modes): Likewise. (xgene1_approx_modes): Likewise. (generic_tunings): New member "approx_modes". (cortexa35_tunings): Likewise. (cortexa53_tunings): Likewise. (cortexa57_tunings): Likewise. (cortexa72_tunings): Likewise. (exynosm1_tunings): Likewise. (thunderx_tunings): Likewise. (xgene1_tunings): Likewise. (use_rsqrt_p): New argument for the mode and use new member from "tune_params". (aarch64_builtin_reciprocal): Devise mode from builtin. (aarch64_optab_supported_p): New argument for the mode. * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description. 2016-06-13 Kelvin Nilsen * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the RS6000_BTM_MODULO flag into the set of flags that are considered to be part of the common configuration. 2016-06-13 Kelvin Nilsen * config/rs6000/altivec.h (vec_absd): New macro for vector absolute difference unsigned. (vec_absdb): New macro for vector absolute difference unsigned byte. (vec_absdh): New macro for vector absolute difference unsigned half-word. (vec_absdw): New macro for vector absolute difference unsigned word. * config/rs6000/altivec.md (UNSPEC_VADU): New value. (vadu3): New insn. (*p9_vadu3): New insn. * config/rs6000/rs6000-builtin.def (vadub): New built-in definition. (vaduh): New built-in definition. (vaduw): New built-in definition. (vadu): New overloaded built-in definition. (vadub): New overloaded built-in definition. (vaduh): New overloaded built-in definition. (vaduw): New overloaded built-in definition. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded vector absolute difference unsigned functions. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 vector absolute difference unsigned built-in functions. 2016-06-13 Eric Botcazou * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and update shared_lookup_references only once after changing operands. 2016-06-13 Thomas Schwinge PR middle-end/71373 * tree-nested.c (convert_nonlocal_omp_clauses) (convert_local_omp_clauses): Document missing OMP_CLAUSE_*. * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo. * tree.def (CASE_LABEL_EXPR): Likewise. 2016-06-13 Bernd Edlinger PR bootstrap/71481 * input.c (test_builtins): Fix an assertion. 2016-06-13 Uros Bizjak * config/i386/i386.md (paritydi2): Use ix86_expand_setcc. (paritysi2): Ditto. (isinfxf2): Ditto. (isinf2): Ditto. 2016-06-13 Uros Bizjak * ggc-tests.c (test_finalization): Only test need_finalization_p for GCC_VERSION >= 4003. 2016-06-13 Andreas Krebbel * config/s390/vecintrin.h: Fix file description in comment. 2016-06-13 Andreas Krebbel * config/s390/s390-builtin-types.def: Change builtin type naming scheme to match builtin-types.def. 2016-06-13 Marc Glisse * fold-const.c (optimize_minmax_comparison): Remove. (fold_comparison): Remove call to the above. * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2): New transformations. 2016-06-13 Alan Hayward PR tree-optimization/71416 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have multiple entries 2016-06-13 Martin Liska * predict.c (enum predictor_reason): Prefix enum with REASON_. (combine_predictions_for_insn): Likewise. (prune_predictions_for_bb): Likewise. (combine_predictions_for_bb): Likewise. 2016-06-13 Richard Biener PR tree-optimization/71505 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make assert match comment. 2016-06-13 Marek Polacek PR middle-end/71476 * gimplify.c (maybe_warn_switch_unreachable): Factored out of gimplify_switch_expr. (warn_switch_unreachable_r): New function. 2016-06-13 Andreas Krebbel PR target/71379 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by one. 2016-06-13 Richard Biener PR middle-end/64516 * fold-const.c (fold_unary_loc): Preserve alignment when folding a VIEW_CONVERT_EXPR into a MEM_REF. 2016-06-13 Martin Liska PR sanitizer/71458 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds w/ -fsanitize=bounds. 2016-06-12 Uros Bizjak * config/i386/i386.c (ix86_init_builtins): Calculate FLOAT128_FTYPE_CONST_STRING function type only once. * doc/extend.texi (x86 Built-in Functions): Update text, __float128 built-in functions are available for x86-32 and x86-64 targets. 2016-06-12 Uros Bizjak PR target/71241 * config/i386/i386.i386-builtin-types.def (CONST_STRING): New primitive type. (FLOAT128_FTYPE_CONST_STRING): New function type. * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New. [IX86_BUILTIN_NANSQ]: Ditto. (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. (ix86_init_builtin_types): Declare const_string_type_node. (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq builtin functions. (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ. * doc/extend.texi (x86 Built-in Functions): Document __builtin_nanq and __builtin_nansq. 2016-06-11 Jiong Wang PR target/71061 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration. * config/arm/arm.c (arm_attr_length_pop_multi): New function to return length for pop patterns. (arm_attr_length_push_multi): Update comments. * config/arm/arm.md (*load_multiple_with_writeback): Set "length" attribute. (*pop_multiple_with_writeback_and_return): Likewise. (*pop_multiple_with_return): Likewise. 2016-06-11 Segher Boessenkool PR middle-end/71310 * fold-const.c (optimize_bit_field_compare): Don't try to use word_mode unconditionally for reading the bit field, look at DECL_BIT_FIELD_REPRESENTATIVE instead. 2016-06-11 Kugan Vivekanandarajah PR middle-end/71478 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for vector integer type. 2016-06-10 Jakub Jelinek PR middle-end/71494 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO without LABEL_DECL, set *handled_ops_p to false instead of true. 2016-06-10 Martin Sebor PR c/71392 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro. (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same. * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use them. (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same. (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same. (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same. (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same. (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same. (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same. (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same. (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same. 2016-06-10 Bernd Edlinger * config/arm/arm.h (pool_vector_label, return_used_this_function): Remove. 2016-06-10 Jeff Law PR tree-optimization/71335 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out zero length paths here. (convert_and_register_jump_thread_path): Remove hacks related to duplicated blocks in the jump thread path. (fsm_find_control_statement_thread_paths): Avoid putting the same block on the thread path twice, but ensure the thread path is unchanged from the caller's point of view. 2016-06-10 Jan Hubicka * predict.c (predict_loops): Remove PRED_LOOP_BRANCH. * predict.def (PRED_LOOP_BRANCH): Remove. 2016-06-10 David Malcolm * Makefile.in (OBJS): Add ggc-tests.o. (GTFILES): Add ggc-tests.c. * ggc-tests.c: New file. * selftest-run-tests.c (selftest::run_tests): Call selftest::ggc_tests_c_tests. * selftest.h (selftest::ggc_tests_c_tests): New prototype. 2016-06-10 Alexander Monakov * match.pd (-1 / B < A): Use :c to avoid pattern duplication. 2016-06-10 Maxim Ostapenko PR sanitizer/71480 * varasm.c (place_block_symbol): Adjust alignment for asan protected STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P. 2016-06-10 Jan Hubicka * profile.c: Include cfgloop.h. (branch_prob): Compute estimated number of iterations. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not recompute estimate number of iterations from profile. 2016-06-10 Bernd Edlinger PR inline-asm/68843 * reg-stack.c (check_asm_stack_operands): Explicit input arguments must be grouped on top of stack. Don't force early clobber on ordinary reg outputs. 2016-06-10 Richard Biener * targhooks.c (default_builtin_vectorization_cost): Adjust vec_construct cost. 2016-06-10 Richard Biener * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure to fold the RHS to a constant if possible. 2016-06-10 Thomas Schwinge PR middle-end/71373 * tree-nested.c (convert_nonlocal_omp_clauses) (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO, OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE. * gimplify.c (gimplify_adjust_omp_clauses): Discard OMP_CLAUSE_TILE. * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE. * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE__CACHE_. 2016-06-10 Alan Hayward PR tree-optimization/71407 PR tree-optimization/71416 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for BIT_FIELD_REF type. 2016-06-10 Richard Biener PR middle-end/71477 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound. 2016-06-09 Eric Botcazou * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET. 2016-06-09 Vladimir Makarov Jiong Wang PR rtl-optimization/70751 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo spilled into memory. 2016-06-09 Jonathan Yong <10walls@gmail.com> Revert: 2015-09-21 Jonathan Yong <10walls@gmail.com> * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search sysroot/usr/lib/32api for additional win32 libraries, fixes failing Cygwin bootstrapping. 2016-06-09 Marcin Baczyński * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer): Delete. 2016-06-09 David Malcolm PR bootstrap/71471 * pretty-print.c (pp_indent): Specify that %p is printed in a host-dependent manner. (test_pp_format): Remove the test for %p. 2016-06-09 Maciej W. Rozycki * config/mips/mips.c (mips_output_jump): Fix formatting. 2016-06-09 Richard Biener PR tree-optimization/71462 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against removed blocks. 2016-06-09 Martin Liska * predict.c (dump_prediction): Add new argument. (enum predictor_reason): New enum. (struct predictor_hash): New struct. (predictor_hash::hash): New function. (predictor_hash::equal): Likewise. (not_removed_prediction_p): New function. (prune_predictions_for_bb): Likewise. (combine_predictions_for_bb): Prune predictions. 2016-06-09 Martin Liska * predict.c (filter_predictions): New function. (remove_predictions_associated_with_edge): Use the filter function. (equal_edge_p): New function. 2016-06-09 Stefan Bruens * doc/invoke.texi (ARM Options): Use lexicographical ordering. Correct usage of @samp vs @option, add @samp where appropriate. Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312. Add armv6s-m and document it, as it is no official ARM name. 2016-06-09 Kyrylo Tkachov * ifcvt.c (struct noce_if_info): Add transform_name field. (noce_try_move): Set if_info->transform_name to the function name. (noce_try_ifelse_collapse): Likewise. (noce_try_store_flag): Likewise. (noce_try_inverse_constants): Likewise. (noce_try_store_flag_constants): Likewise. (noce_try_addcc): Likewise. (noce_try_store_flag_mask): Likewise. (noce_try_cmove): Likewise. (noce_try_cmove_arith): Likewise. (noce_try_minmax): Likewise. (noce_try_abs): Likewise. (noce_try_sign_mask): Likewise. (noce_try_bitop): Likewise. (noce_convert_multiple_sets): Likewise. (noce_process_if_block): Print if_info->transform_name to dump_file if transformation succeeded. 2016-06-09 Kyrylo Tkachov * config/arm/cortex-a57.md (cortex_a57_alu): Handle csel type. 2016-06-08 Martin Sebor Jakub Jelinek PR c++/70507 PR c/68120 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P, BUILT_IN_MUL_OVERFLOW_P): New builtins. * builtins.c: Include gimple-fold.h. (fold_builtin_arith_overflow): Handle BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P. (fold_builtin_3): Likewise. * doc/extend.texi (Integer Overflow Builtins): Document __builtin_{add,sub,mul}_overflow_p. 2016-06-08 Jose E. Marchesi * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma). 2016-06-08 Alan Lawrence * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Rewrite, looking one level down for records and arrays. 2016-06-08 David Malcolm * pretty-print.c: Include "selftest.h". (pp_format): Fix comment. (identifier_to_locale): Likewise. (selftest::test_basic_printing): New function. (selftest::assert_pp_format): New function. (selftest::test_pp_format): New function. (selftest::pretty_print_c_tests): New function. * selftest-run-tests.c (selftest::run_tests): Call selftest::pretty_print_c_tests. * selftest.h (pretty_print_c_tests): New declaration. 2016-06-07 Jan Hubicka * invoke.texi (max-loop-headers-insns): Document. * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment. (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS. 2016-06-08 Richard Biener * tree-vect-stmts.c (vectorizable_load): Remove restrictions on strided SLP loads and fall back to scalar loads in case we can't chunk them. 2016-06-08 Richard Biener PR tree-optimization/71452 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the type used for the SSA rewrite has enough precision to cover the dynamic type of the location. 2016-06-08 Jakub Jelinek Richard Biener PR c++/71448 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0) the same as DECL_P (base0) for indirect_base0. Use equality_code in one further place. 2016-06-08 Richard Sandiford * expmed.c (store_bit_field_1): Do not restrict a multiword op0 to one word if the field is known to overlap other words. (extract_bit_field_1): Likewise. (store_split_bit_field): Remove compensating code. (extract_split_bit_field): Likewise. 2016-06-08 Bernd Schmidt PR debug/71432 PR ada/71413 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in VDQF. * config/aarch64/aarch64-simd.md (aarch64_faddp): New. (arch64_addpv4sf): Delete. (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of "gen_aarch64_addpv4sf". * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use builtin. (vpadds_f32): Likewise. (vpaddq_f32): Likewise. (vpaddq_f64): Likewise. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes VALLF. * config/aarch64/aarch64-simd.md (fabd_3): Extend modes from VDQF to VALLF. Rename to "fabd3". "*fabd_scalar3): Delete. * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly. Use builtin. (vabdd_f64): Likewise. (vabd_f32): Likewise. (vabd_f64): Likewise. (vabdq_f32): Likewise. (vabdq_f64): Likewise. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes VALLF. * config/aarch64/aarch64-simd.md (aarch64_rsqrts_3): Rename to "aarch64_rsqrts". * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name. * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use builtin. (vrsqrtsd_f64): Likewise. (vrsqrts_f32): Likewise. (vrsqrts_f64): Likewise. (vrsqrtsq_f32): Likewise. (vrsqrtsq_f64): Likewise. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes VALLF. * config/aarch64/aarch64-simd.md (aarch64_rsqrte_2): Rename to "aarch64_rsqrte". * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name. * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use builtin. (vrsqrted_f64): Likewise. (vrsqrte_f32): Likewise. (vrsqrte_f64): Likewise. (vrsqrteq_f32): Likewise. (vrsqrteq_f64): Likewise. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes. (ucvtf): Likewise. (fcvtzs): Likewise. (fcvtzu): Likewise. * config/aarch64/aarch64-simd.md (3): New. (3): Likewise. * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly. Use builtin. (vcvt_n_f32_u32): Likewise. (vcvt_n_s32_f32): Likewise. (vcvt_n_u32_f32): Likewise. (vcvtq_n_f32_s32): Likewise. (vcvtq_n_f32_u32): Likewise. (vcvtq_n_f64_s64): Likewise. (vcvtq_n_f64_u64): Likewise. (vcvtq_n_s32_f32): Likewise. (vcvtq_n_s64_f64): Likewise. (vcvtq_n_u32_f32): Likewise. (vcvtq_n_u64_f64): Likewise. * config/aarch64/iterators.md (VDQ_SDI): New mode iterator. (VSDQ_SDI): Likewise. (fcvt_target): Support V4DI, V4SI and V2SI. (FCVT_TARGET): Likewise. 2016-06-08 Jiong Wang * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New (TYPES_BINOP_SUS): Likewise. (aarch64_simd_builtin_data): Update include file name. (aarch64_builtins): Likewise. * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries for conversion between scalar float-point and fixed-point. (ucvtf): Likewise. (fcvtzs): Likewise. (fcvtzu): Likewise. * config/aarch64/aarch64.md (3: New pattern for conversion between scalar float to fixed-pointer. (: Likewise. (UNSPEC_FCVTZS): New UNSPEC enumeration. (UNSPEC_FCVTZU): Likewise. (UNSPEC_SCVTF): Likewise. (UNSPEC_UCVTF): Likewise. * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly. Use builtin. (vcvtd_n_f64_u64): Likewise. (vcvtd_n_s64_f64): Likewise. (vcvtd_n_u64_f64): Likewise. (vcvtd_n_f32_s32): Likewise. (vcvts_n_f32_u32): Likewise. (vcvtd_n_s32_f32): Likewise. (vcvts_n_u32_f32): Likewise. * config/aarch64/iterators.md (fcvt_target): Support integer to float mapping. (FCVT_TARGET): Likewise. (FCVT_FIXED2F): New iterator. (FCVT_F2FIXED): Likewise. (fcvt_fixed_insn): New define_int_attr. 2016-06-07 Jan Hubicka * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if some statements was removed. 2016-06-08 Alan Hayward * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline. * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise. (vect_can_advance_ivs_p): likewise. (vect_update_ivs_after_vectorizer): likewise. * tree-vect-loop.c (vect_determine_vectorization_factor): likewise. (vect_analyze_scalar_cycles_1): likewise. (vect_analyze_loop_operations): likewise. (report_vect_op): likewise. (vect_is_slp_reduction): likewise. (vect_is_simple_reduction): likewise. (get_initial_def_for_induction): likewise. (vect_transform_loop): likewise. * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise. (vect_recog_sad_pattern): likewise. (vect_recog_widen_sum_pattern): likewise. (vect_recog_widening_pattern): likewise. (vect_recog_divmod_pattern): likewise. * tree-vect-slp.c (vect-build-slp_tree_1): likewise. (vect_analyze_slp_instance): likewise. (vect_transform_slp_perm_load): likewise. (vect_schedule_slp_instance): likewise. 2016-06-07 Jan Hubicka * predict.c (predict_iv_comparison): Mention that heuristics is broken. (return_prediction): PRED_CONST_RETURN predict return as not taken. * predict.def (PRED_CONTINUE): Change hitrate 50->67 (PRED_LOOP_BRANCH): Document predictor as broken. (PRED_LOOP_EXIT): Change hitrate 91->92. (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83. (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70. (PRED_OPCODE_POSITIVE): Change hitrate 79->64. (PRED_OPCODE_NONEQUAL): Change hitrate 91->66. (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66 (PRED_CALL): Chane hitrate 71->67. (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54. (PRED_GOTO): Document as unused right now. (PRED_CONST_RETURN): Change hitrate 67->69 (PRED_NEGATIVE_RETURN): Change hitrate 96->98 (PRED_NULL_RETURN): Change hitrate 91->90. (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98. (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues. (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99. 2016-06-07 Bill Seurer * config/rs6000/altivec.h: Add __builtin_vec_mul. * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a special case Altivec builtin. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove VSX_BUILTIN_VEC_MUL (replaced with special case code). * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add code for ALTIVEC_BUILTIN_VEC_MUL. * config/rs6000/rs6000.c (altivec_init_builtins): Add definition for __builtin_vec_mul. 2016-06-07 Peter Bergner * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and -mno-htm. 2016-06-07 David Malcolm * spellcheck.c (selftest::test_find_closest_string): New function. (spellcheck_c_tests): Call the above. 2016-06-07 Kyrylo Tkachov * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable. 2016-06-07 Jakub Jelinek * config/i386/sse.md (avx_vec_concat): Add v=v,vm and Yv=Yv,C alternatives. 2016-06-07 Richard Biener PR c/61564 * common.opt (ffast-math): Make Optimization. 2016-06-07 Simon Dardis Prachi Godbole * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for `fabs' and `fneg' type attributes. (p5600_fpu_fabs): Add `fmove' to the comment. 2016-06-07 Jan Hubicka * gimple.c: Include builtins.h (gimple_inexpensive_call_p): New function. * gimple.h (gimple_inexpensive_call_p): Declare. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it. * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise; fix formatting. 2016-06-07 Paolo Carlini * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New. (inform, inform_at_rich_loc, inform_n, warning, warning_at, warning_at_rich_loc, warning_n, pedwarn, permerror, permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc, sorry, fatal_error, internal_error, internal_error_no_backtrace): Use the above. 2016-06-07 Richard Biener PR tree-optimization/71428 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish BIT_FIELD_REF op vs. load. 2016-06-07 Richard Biener PR middle-end/71423 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison for signed ops. 2016-06-06 John David Anglin * config/pa/pa.md (call): Generate indirect long calls to non-local functions on TARGET_64BIT. (call_value): Likewise. 2016-06-06 John David Anglin * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from pattern and subsequent splitters. (call_val_reg_64bit_post_reload): Likewise. 2016-06-07 Kugan Vivekanandarajah PR middle-end/71408 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for propagate_op_to_single_use. 2016-06-07 Kugan Vivekanandarajah PR middle-end/71281 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt. 2016-06-07 Uros Bizjak * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG. (enum x86_dirflag_state): New enum. (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY. (machine_function): Remove needs_cld. (ix86_current_function_needs_cld): Remove. * config/i386/i386.c (ix86_set_func_type): Set ix86_optimize_mode_switching[X86_DIRFLAG] to 1. (ix86_expand_prologue): Do not emit CLD here. (ix86_dirflag_mode_needed): New function. (ix86_dirflag_mode_entry): Ditto. (ix86_mode_needed): Handle X86_DIRFLAG entity. (ix86_mode_after): Ditto. (ix86_mode_entry): Ditto. (ix86_mode_exit): Ditto. (ix86_emit_mode_set): Ditto. * config/i386/i386.md (strmov_singleop): Set ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD. Do not set ix86_current_function_needs_cld. (rep_mov): Ditto. (strset_singleop): Ditto. (rep_stos): Ditto. (cmpstrnqi_nz_1): Ditto. (cmpstrnqi_1): Ditto. (strlenqi_1): Ditto. 2016-06-06 Jakub Jelinek PR tree-optimization/71259 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of one for constant op, and use COND_EXPR for non-constant. 2016-06-06 David Malcolm * Makefile.in (OBJS): Add function-tests.o, hash-map-tests.o, hash-set-tests.o, rtl-tests.o, selftest-run-tests.o. (OBJS-libcommon): Add selftest.o. (OBJS-libcommon-target): Add selftest.o. (all.internal): Add "selftest". (all.cross): Likewise. (selftest): New phony target. (s-selftest): New target. (selftest-gdb): New phony target. (COLLECT2_OBJS): Add selftest.o. * bitmap.c: Include "selftest.h". (selftest::test_gc_alloc): New function. (selftest::test_set_range): New function. (selftest::test_clear_bit_in_middle): New function. (selftest::test_copying): New function. (selftest::test_bitmap_single_bit_set_p): New function. (selftest::bitmap_c_tests): New function. * common.opt (fself-test): New. * diagnostic-show-locus.c: Include "selftest.h". (make_range): New function. (test_range_contains_point_for_single_point): New function. (test_range_contains_point_for_single_line): New function. (test_range_contains_point_for_multiple_lines): New function. (assert_eq): New function. (test_get_line_width_without_trailing_whitespace): New function. (selftest::diagnostic_show_locus_c_tests): New function. * et-forest.c: Include "selftest.h". (selftest::test_single_node): New function. (selftest::test_simple_tree): New function. (selftest::test_disconnected_nodes): New function. (selftest::et_forest_c_tests): New function. * fold-const.c: Include "selftest.h". (selftest::assert_binop_folds_to_const): New function. (selftest::assert_binop_folds_to_nonlvalue): New function. (selftest::test_arithmetic_folding): New function. (selftest::fold_const_c_tests): New function. * function-tests.c: New file. * gimple.c: Include "selftest.h". Include "gimple-pretty-print.h". (selftest::verify_gimple_pp): New function. (selftest::test_assign_single): New function. (selftest::test_assign_binop): New function. (selftest::test_nop_stmt): New function. (selftest::test_return_stmt): New function. (selftest::test_return_without_value): New function. (selftest::gimple_c_tests): New function. * hash-map-tests.c: New file. * hash-set-tests.c: New file. * input.c: Include "selftest.h". (selftest::assert_loceq): New function. (selftest::test_accessing_ordinary_linemaps): New function. (selftest::test_unknown_location): New function. (selftest::test_builtins): New function. (selftest::test_reading_source_line): New function. (selftest::input_c_tests): New function. * rtl-tests.c: New file. * selftest-run-tests.c: New file. * selftest.c: New file. * selftest.h: New file. * spellcheck.c: Include "selftest.h". (selftest::levenshtein_distance_unit_test_oneway): New function, adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c. (selftest::levenshtein_distance_unit_test): Likewise. (selftest::spellcheck_c_tests): Likewise. * toplev.c: Include selftest.h. (toplev::run_self_tests): New. (toplev::main): Handle -fself-test. * toplev.h (toplev::run_self_tests): New. * tree.c: Include "selftest.h". (selftest::test_integer_constants): New function. (selftest::test_identifiers): New function. (selftest::test_labels): New function. (selftest::tree_c_tests): New function. * tree-cfg.c: Include "selftest.h". (selftest::push_fndecl): New function. (selftest::test_linear_chain): New function. (selftest::test_diamond): New function. (selftest::test_fully_connected): New function. (selftest::tree_cfg_c_tests): New function. * vec.c: Include "selftest.h". (selftest::safe_push_range): New function. (selftest::test_quick_push): New function. (selftest::test_safe_push): New function. (selftest::test_truncate): New function. (selftest::test_safe_grow_cleared): New function. (selftest::test_pop): New function. (selftest::test_safe_insert): New function. (selftest::test_ordered_remove): New function. (selftest::test_unordered_remove): New function. (selftest::test_block_remove): New function. (selftest::reverse_cmp): New function. (selftest::test_qsort): New function. (selftest::vec_c_tests): New function.c. * wide-int.cc: Include selftest.h and wide-int-print.h. (selftest::from_int ): New function. (selftest::from_int ): New function. (selftest::from_int ): New function. (selftest::assert_deceq): New function. (selftest::assert_hexeq): New function. (selftest::test_printing ): New function template. (selftest::test_ops ): New function template. (selftest::test_comparisons ): New function template. (selftest::run_all_wide_int_tests ): New function template. (selftest::wide_int_cc_tests): New function. 2016-06-06 Kyrylo Tkachov PR middle-end/37780 * ifcvt.c (noce_try_ifelse_collapse): New function. Declare prototype. (noce_process_if_block): Call noce_try_ifelse_collapse. * simplify-rtx.c (simplify_cond_clz_ctz): New function. (simplify_ternary_operation): Use the above to simplify conditional CLZ/CTZ expressions. 2016-06-06 Kyrylo Tkachov PR middle-end/37780 * config/aarch64/aarch64.md (ctz2): Convert to define_insn_and_split. 2016-06-06 Kyrylo Tkachov PR middle-end/37780 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split. 2016-06-06 Bernd Edlinger PR c/24414 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR. Implicitly clobber memory for basic asm with non-empty assembler string. Use targetm.md_asm_adjust also here. * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here. * final.c (final_scan_insn): Handle basic asm in PARALLEL block. * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with non-empty assembler string. * ira.c (compute_regs_asm_clobbered): Use asm_noperands here. * recog.c (asm_noperands): Handle basic asm in PARALLEL block. (decode_asm_operands): Handle basic asm in PARALLEL block. (extract_insn): Handle basic asm in PARALLEL block. * doc/extend.texi: Mention new behavior of basic asm. * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here. * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p, branch_needs_nop_p): Use asm_noperands. 2016-06-06 Jose E. Marchesi * config/sparc/sparc.md (cpu): Add niagara7 cpu type. Include the M7 SPARC DFA scheduler. New attribute v3pipe. Annotate insns with v3pipe where appropriate. Define cpu_feature vis4. Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64. Add (V8QI "8") to vbits. Add insns {add,sub}v8qi3 Add insns ss{add,sub}v8qi3 Add insns us{add,sub}{v8qi,v4hi}3 Add insns {min,max}{v8qi,v4hi,v2si}3 Add insns {minu,maxu}{v8qi,v4hi,v2si}3 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis. * config/sparc/niagara4.md: Add a comment explaining the discrepancy between the documented latenty numbers and the implemented ones. * config/sparc/niagara7.md: New file. * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler supports SPARC5 and VIS 4.0 instructions. * configure: Regenerate. * config.in: Likewise. * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets. * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for TARGET_CPU_niagara7. (ASM_CPU64_DEFAULT_SPEC): Likewise. (CPP_CPU_SPEC): Handle niagara7. (ASM_CPU_SPEC): Likewise. * config/sparc/sparc-opts.h (processor_type): Add PROCESSOR_NIAGARA7. (mvis4): New option. * config/sparc/sparc.h (TARGET_CPU_niagara7): Define. (AS_NIAGARA7_FLAG): Define. (ASM_CPU64_DEFAULT_SPEC): Set for niagara7. (CPP_CPU64_DEFAULT_SPEC): Likewise. (CPP_CPU_SPEC): Handle niagara7. (ASM_CPU_SPEC): Likewise. * config/sparc/sparc.c (niagara7_costs): Define. (sparc_option_override): Handle niagara7 and adjust cache-related parameters with better values for niagara cpus. Also support VIS4. (sparc32_initialize_trampoline): Likewise. (sparc_use_sched_lookahead): Likewise. (sparc_issue_rate): Likewise. (sparc_register_move_cost): Likewise. (dump_target_flag_bits): Support VIS4. (sparc_vis_init_builtins): Likewise. (sparc_builtins): Likewise. * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for VIS4 4.0. * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and UltraSparc M7. * config/sparc/sparc.opt (sparc_processor_type): New value niagara7. * config/sparc/visintrin.h (__attribute__): Prototypes for the VIS4 builtins. * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and -mvis4. * doc/extend.texi (SPARC VIS Built-in Functions): Document the VIS4 builtins. 2016-06-06 Jonathan Wakely * doc/sourcebuild.texi (Directives): Remove extra closing braces. 2016-06-06 Richard Biener PR tree-optimization/71398 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then remove edges. 2016-06-05 James Bowman * config/ft32/ft32.c (ft32_setup_incoming_varargs, ft32_expand_prolog, ft32_expand_epilogue): Handle pretend_args. * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE. * config/ft32/ft32.md: Add pretend_returner. 2016-06-06 Uros Bizjak PR target/71389 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Copy op1 RTX to avoid invalid sharing. (ix86_expand_vector_move_misalign): Ditto. 2016-06-05 John David Anglin * expr.c (move_by_pieces_d::generate): Mark mode parameter with ATTRIBUTE_UNUSED. 2016-06-05 Jan Hubicka * predict.c (predicted_by_loop_heuristics_p): New function. (predict_iv_comparison): Use it. (predict_loops): Walk from innermost loops; do not predict edges leaving multiple loops multiple times; implement PRED_LOOP_ITERATIONS_MAX heuristics. * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor. 2016-06-05 Jan Hubicka * cfg.c (check_bb_profile): Do not report mismatched profiles when only edges out of BB are EH edges. 2016-06-04 Martin Sebor Marcin Baczyński PR c/48116 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with a void expression in a void function. 2016-06-03 Jan Hubicka * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check aux; dump reasons of decisions. (should_duplicate_loop_header_p): Likewise. (do_while_loop_p): Likewise. (ch_base::copy_headers): Dump asi num insns duplicated. 2016-06-04 Jakub Jelinek PR tree-optimization/71405 * tree-ssa.c (execute_update_addresses_taken): For clobber with incompatible type, build a new clobber with the right type instead of building a VIEW_CONVERT_EXPR around it. 2016-06-04 Oleg Endo PR tree-optimization/52171 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use by_pieces_ninsns instead of move_by_pieces_ninsns. 2016-06-04 Oleg Endo * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0' for reg+reg addressing mode. 2016-06-03 Bill Schmidt * rs6000-c.c (c/c-tree.h): Add #include. (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments in C++ when found in the base position of vec_ld or vec_st. 2016-06-03 Jan Hubicka * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid use of profile unless profile status is PROFILE_READ. * profile.c (compute_branch_probabilities): Set profile status only after reporting predictor hitrates. 2016-06-03 Joseph Myers PR target/71276 PR target/71277 * common.opt (ffp-int-builtin-inexact): New option. * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document. * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2) (ceil@var{m}2): Document dependence on this option. * ipa-inline-transform.c (inline_call): Handle flag_fp_int_builtin_inexact. * ipa-inline.c (can_inline_edge_p): Likewise. * config/i386/i386.md (rintxf2): Do not test flag_unsafe_math_optimizations. (rint2_frndint): New define_insn. (rint2): Do not test flag_unsafe_math_optimizations for 387 or !flag_trapping_math for SSE. Just use gen_rint2_frndint for 387 instead of extending and truncating. (frndintxf2_): Test flag_fp_int_builtin_inexact || !flag_trapping_math instead of flag_unsafe_math_optimizations. Change to frndint2_. (frndintxf2__i387): Likewise. Change to frndint2__i387. (xf2): Likewise. (2): Test flag_fp_int_builtin_inexact || !flag_trapping_math instead of flag_unsafe_math_optimizations for x87. Test TARGET_ROUND || !flag_trapping_math || flag_fp_int_builtin_inexact instead of !flag_trapping_math for SSE. Use ROUND_NO_EXC in constant operand of gen_sse4_1_round2. Just use gen_frndint2_ for 387 instead of extending and truncating. 2016-06-03 H.J. Lu Julia Koval PR target/66960 PR target/67630 PR target/67634 PR target/67841 PR target/68037 PR target/68618 PR target/68661 PR target/69575 PR target/69596 PR target/69734 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype. * config/i386/i386.c (ix86_conditional_register_usage): Preserve all registers, except for function return registers if there are no caller-saved registers. (ix86_set_func_type): New function. (ix86_set_current_function): Call ix86_set_func_type to set no_caller_saved_registers and func_type. Call reinit_regs if caller-saved registers are changed. Don't allow MPX, SSE, MMX nor x87 instructions in interrupt handler nor function with no_caller_saved_registers attribute. (ix86_function_ok_for_sibcall): Return false if there are no caller-saved registers. (type_natural_mode): Don't warn ABI change for MMX in interrupt handler. (ix86_function_arg_advance): Skip for callee in interrupt handler. (ix86_function_arg): Return special arguments in interrupt handler. (ix86_promote_function_mode): Promote pointer to word_mode only for normal functions. (ix86_can_use_return_insn_p): Don't use `ret' instruction in interrupt handler. (ix86_epilogue_uses): New function. (ix86_hard_regno_scratch_ok): Likewise. (ix86_save_reg): Preserve all registers in interrupt handler after reload. Preserve all registers, except for function return registers, if there are no caller-saved registers after reload. (find_drap_reg): Always use callee-saved register if there are no caller-saved registers. (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY for interrupt handler. (ix86_expand_prologue): Don't allow DRAP in interrupt handler. Emit cld instruction if stringops are used in interrupt handler or interrupt handler isn't a leaf function. (ix86_expand_epilogue): Generate interrupt return for interrupt handler and pop the 'ERROR_CODE' off the stack before interrupt return in exception handler. (ix86_expand_call): Disallow calling interrupt handler directly. If there are no caller-saved registers, mark all registers that are clobbered by the call which returns as clobbered. (ix86_handle_no_caller_saved_registers_attribute): New function. (ix86_handle_interrupt_attribute): Likewise. (ix86_attribute_table): Add interrupt and no_caller_saved_registers attributes. (TARGET_HARD_REGNO_SCRATCH_OK): Likewise. * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument accumulation in interrupt function if stack may be realigned to avoid DRAP. (EPILOGUE_USES): New. (function_type): New enum. (machine_function): Add func_type and no_caller_saved_registers. * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New. (interrupt_return): New pattern. * doc/extend.texi: Document x86 interrupt and no_caller_saved_registers attributes. 2016-06-03 Bernd Schmidt PR tree-optimization/52171 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere. (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed. Look for constant strings. Move some code to emit_block_cmp_hints and use it. * builtins.def (BUILT_IN_MEMCMP_EQ): New. * defaults.h (COMPARE_MAX_PIECES): New macro. * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs. (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe. (clear_by_pieces_1): Don't declare. Move definition before use. (can_do_by_pieces): New static function. (can_move_by_pieces): Use it. Return bool. (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg OP. All callers changed. Handle COMPARE_BY_PIECES. (class pieces_addr); New. (pieces_addr::pieces_addr, pieces_addr::decide_autoinc, pieces_addr::adjust, pieces_addr::increment_address, pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member functions for it. (class op_by_pieces_d): New. (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member functions for it. (class move_by_pieces_d, class compare_by_pieces_d, class store_by_pieces_d): New subclasses of op_by_pieces_d. (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate, move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode, store_by_pieces_d::generate, store_by_pieces_d::finish_endp, compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode, compare_by_pieces_d::finish_mode): New member functions. (compare_by_pieces, emit_block_cmp_via_cmpmem): New static functions. (expand_cmpstrn_or_cmpmem): Moved here from builtins.c. (emit_block_cmp_hints): New function. (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just use the newly defined classes. * expr.h (by_pieces_constfn): New typedef. (can_store_by_pieces, store_by_pieces): Use it in arg declarations. (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare. (move_by_pieces_ninsns): Don't declare. (can_move_by_pieces): Change return value to bool. * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs. (compare_by_pieces_branch_ratio): New hook. * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES. (by_pieces_ninsns): Declare. * targethooks.c (default_use_by_pieces_infrastructure_p): Handle COMPARE_BY_PIECES. (default_compare_by_pieces_branch_ratio): New function. * targhooks.h (default_compare_by_pieces_branch_ratio): Declare. * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document. * doc/tm.texi: Regenerate. * tree-ssa-strlen.c: Include "builtins.h". (handle_builtin_memcmp): New static function. (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP. * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq. 2016-06-03 Alan Hayward * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live relevant stmts which are simple and invariant. * tree-vect-loop.c (vectorizable_live_operation): Check relevance instead of simple and invariant 2016-06-03 Alan Hayward * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts. (vectorizable_reduction): Check for new relevant state. (vectorizable_live_operation): vectorize live stmts using BIT_FIELD_REF. Remove special case for gimple assigns stmts. * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function. (vect_stmt_relevant_p): Check for stmts which are only used live. (process_use): Use of a stmt does not inherit it's live value. (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance. (vect_analyze_stmt): Check for new relevant state. * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used outside the loop, but not inside it. 2016-06-03 Alan Hayward * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New. * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New. (vect_get_vec_def_for_operand): Split out code. 2016-06-03 Segher Boessenkool * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete. 2016-06-03 Alan Hayward * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code. 2016-06-03 Kyrylo Tkachov * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment. 2016-06-03 Jakub Jelinek PR middle-end/71387 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting to noreturn e->callee->decl that has void return type and void arguments, adjust gimple_call_fntype and remove lhs even if it had previously addressable type. 2016-06-02 Jeff Law PR tree-optimization/71328 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one error when checking for a jump back onto the copied path. 2016-06-02 David Malcolm * config/microblaze/microblaze.c (get_branch_target): Add return NULL_RTX for the non-CALL_P case. (insert_wic_for_ilb_runout): Remove unused local "wic_addr1". (insert_wic): Remove unused local "j". 2016-06-02 Martin Liska * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name. 2016-06-02 H.J. Lu Julia Koval * function.c (assign_parm_setup_stack): Force source into a register if needed. * target.def (function_incoming_arg): Update documentation to allow arbitrary address computation based on hard register. * doc/tm.texi: Regenerated. 2016-06-02 Martin Liska * predict.c (combine_predictions_for_bb): Fix first match in cases where a first predictor contains more than one occurence in list of predictors. Take the best value in such case. 2016-06-02 Kyrylo Tkachov PR rtl-optimization/71295 * rtlanal.c (subreg_get_info): If taking a subreg at the requested offset would go over the size of the inner mode reject it. 2016-06-02 Jakub Jelinek * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of x=x,x and v=v,m instead of x=x,m. * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C alternative to v=rm,C. * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute instead of vex for the last two above mentioned alternatives. 2016-06-02 Kyrylo Tkachov PR target/70830 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update. 2016-06-02 Segher Boessenkool * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute. 2016-06-01 David Malcolm * config/rl78/rl78.c (rl78_expand_prologue): Convert local from int to unsigned. 2016-05-31 Michael Meissner * config/rs6000/vsx.md (vsx_splat_, V2DI/V2DF): Simplify alternatives, eliminating preferred register class. Add support for the MTVSRDD instruction in ISA 3.0. (vsx_splat_v4si_internal): Use splat_input_operand instead of reg_or_indexed_operand. (vsx_splat_v4sf_internal): Likewise. 2016-05-31 Michael Meissner PR target/71186 * config/rs6000/vsx.md (xxspltib__nosplit): Add alternatives for loading up all 0's or all 1's. 2016-06-01 Thomas Preud'homme * doc/sourcebuild.texi (arm_acq_rel): Document new effective target. 2016-06-01 Eduard Sanou * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard extension. * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar. * gcc.c (set_source_date_epoch_envvar): New function, sets the SOURCE_DATE_EPOCH environment variable to the current time. 2016-06-01 Eric Botcazou * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute the factor for live Phi nodes. 2016-06-01 Jan Hubicka * loop-dolop.c (doloop_optimize): Us likely max iteration bound. * tree-parloops.c (parallelize_loops): likewise. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop, tree_unswitch_outer_loop): likewise. 2016-06-01 Jakub Jelinek PR middle-end/71371 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp around creation of the temporary. 2016-06-01 Richard Biener PR tree-optimization/71366 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global. (unloop_loops): Move removing edges here ... (try_unroll_loop_completely): ... from here. (try_peel_loop): ... and here. (tree_unroll_loops_completely_1): Track parent loops via bitmap of header BBs. (tree_unroll_loops_completely): Adjust for that. 2016-06-01 Kelvin Nilsen * config/rs6000/altivec.h (vec_slv): New macro. (vec_srv): New macro. * config/rs6000/altivec.md (UNSPEC_VSLV): New value. (UNSPEC_VSRV): New value. (vslv): New insn. (vsrv): New insn. * config/rs6000/rs6000-builtin.def (vslv): New builtin definition. (vsrv): New builtin definition. * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to define argument types for new builtin. (P9V_BUILTIN_VSRV): Macro expansion to define argument types for new builtin. * doc/extend.texi: Document the new vec_vslv and vec_srv built-in functions. 2016-06-01 Uros Bizjak Jocelyn Mayer PR target/67310 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly detect processor family for signature_CENTAUR_ebx. : Pass c3, winchip2 or winchip-c6 for signature_CENTAUR_ebx. : Pass c3-2 for signature_CENTAUR_ebx. : Pass x86-64 for has_longmode. 2016-06-01 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject undefined weak. 2016-06-01 Richard Biener PR tree-optimization/71261 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set of stmts successfully put in the bool pattern. Remove single-use restriction. (adjust_bool_pattern_cast): Add cast at the use site via the pattern def sequence. (adjust_bool_pattern): Remove recursion, maintain a hash-map of patterned defs. Use the pattern def seqence instead of multiple independent patterns. (sort_after_uid): New qsort compare function. (adjust_bool_stmts): New function to process stmts in the bool pattern in IL order. (vect_recog_bool_pattern): Adjust. * tree-if-conv.c (ifcvt_split_def_stmt): Remove. (ifcvt_walk_pattern_tree): Likewise. (stmt_is_root_of_bool_pattern): Likewise. (ifcvt_repair_bool_pattern): Likewise. (tree_if_conversion): Do not call ifcvt_repair_bool_pattern. 2016-06-01 Jan Hubicka * loop-unroll.c (decide_unroll_constant_iterations, decide_unroll_runtime_iterations, decide_unroll_stupid): Use likely upper bounds. * loop-iv.c (find_simple_exit): Dump likely upper bounds. 2016-06-01 Thomas Schwinge * tree-core.h (enum omp_clause_code): Remove OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users. 2016-06-01 Kyrylo Tkachov * config/arm/sync.md (arm_store_exclusive): Use 'H' output modifier on operands[2] rather than creating a new entry in out-of-bounds memory of the operands array. (arm_store_release_exclusivedi): Likewise. 2016-06-01 Kyrylo Tkachov * config/arm/arm.c (arm_fusion_enabled_p): New function. * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype. * config/arm/crypto.md (crypto_, CRYPTO_UNARY): Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. 2016-06-01 Eric Botcazou * tree-vect-loop.c (vect_determine_vectorization_factor): Also take into account live statements for mask producers. 2016-06-01 Richard Biener PR tree-optimization/71311 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and restrict to non-INTEGER_CST @0. 2016-06-01 Richard Biener * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c. (relational patterns): Use :c to avoid pattern duplications. 2016-06-01 Richard Biener * genmatch.c (comparison_code_p): New predicate. (swap_tree_comparison): New function. (commutate): Add for_vec parameter to append new for entries. Support commutating relational operators by swapping it alongside operands. (lower_commutative): Adjust. (dt_simplify::gen): Do not pass artificial operators to gen functions. (decision_tree::gen): Do not add artificial operators as parameters. (parser::parse_expr): Verify operator commutativity when :c is applied. Allow :C to override this. * match.pd: Adjust patterns to use :C instead of :c where required. 2016-06-01 Patrick Palka PR tree-optimization/71077 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In the combining step, use boolean_false_node and boolean_true_node as the designated false/true return values. 2016-05-31 Jan Hubicka * predict.def (PRED_LOOP_EXTRA_EXIT): Define. * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT. (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of PRED_LOOP_EXIT. 2016-05-31 Jan Hubicka * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list of flags impliying the register renaming. * toplev.c (process_options): Do not imply flag_rename_registers with loop peeling. 2016-05-31 Oleg Endo * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the default implementation. 2016-05-31 Nathan Sidwell * dwarf2out.c (cur_line_info_table): Add GTY marker. 2016-05-31 Oleg Endo * config/sh/constraints.md (b): Remove constraint. * config/sh/predicates.md (arith_reg_operand): Remove TARGET_REGISTER_P. * config/sh/sh-modes.def (PDI): Remove. * config/sh/sh.c (sh_target_reg_class, sh_optimize_target_register_callee_saved): Remove functions. (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS. (sh_expand_epilogue): Update comment. (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs, sh_secondary_reload): Remove TARGET_REGS related code. * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG, TARGET_REGISTER_P): Remove macros. (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs. * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG, TR1_REG, TR2_REG): Remove constants. * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove. 2016-05-31 Oleg Endo * config/sh/sh.md (adddi3, subdi3, negdi2, abs2): Remove define_expand patterns. (adddi3_compact): Rename to adddi3. (subdi3_compact): Rename to subdi3. (*negdi2): Rename to negdi2. (*abs2): Rename to abs2. 2016-05-31 Oleg Endo * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator. (atomic__fetchsi): Extract minus operator into ... (atomic_sub_fetchsi): ... this new pattern. (mvtc): Add CC_REG clobber. 2016-05-31 Marek Polacek * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY. 2016-05-31 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use aarch64_fusion_enabled_p to check for fusion capabilities. 2016-05-31 Richard Biener PR tree-optimization/71352 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to minus one and a negate. 2016-05-31 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete. * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move): Delete prototype. * config/aarch64/iterators.md (insn_count): Add descriptive comment. * config/aarch64/aarch64-simd.md (*aarch64_mov, VSTRUCT modes): Remove use of aarch64_simd_attr_length_move, set length attribute directly. (*aarch64_be_movoi): Likewise. (*aarch64_be_movci): Likewise. (*aarch64_be_movxi): Likewise. 2016-05-31 Jan Hubicka * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops. It no longer does that. * toplev.c (process_options): Do not enable flag_web with -fpeel-loops. 2016-05-31 Wladimir J. van der Laan * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious attribute __unused__. 2016-05-31 Thomas Preud'homme * config/arm/arm-protos.h (arm_arch_thumb1): Declare. * config/arm/arm.c (arm_arch_thumb1): Define. (arm_option_override): Initialize arm_arch_thumb1. * config/arm/arm.h (arm_arch_thumb1): Declare. (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target support Thumb-1 ISA. 2016-05-31 Kirill Yukhin PR target/71346 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use `Yv' for scalar operand. 2016-05-31 Tom de Vries PR tree-optimization/69068 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle phis with more than two args. 2016-05-30 Andreas Tobler * config.gcc: Move hard float support for arm*hf*-*-freebsd* into armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd* target. 2016-05-30 Jose E. Marchesi * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and tune_64. * doc/install.texi (--with-cpu-32, --with-cpu-64): Document support on SPARC. * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32 and tune_64. * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise. 2016-05-30 Uros Bizjak * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)". 2016-05-30 Andi Kleen * auto-profile.c (read_profile): Replace asserts with errors when file does not exist. * gcov-io.c (gcov_read_words): Dito. 2016-05-30 Jan Hubicka * tree-cfg.c (print_loop): Print likely upper bounds. 2016-05-30 Jan Hubicka * doc/invoke.texi (-fpeel-loops,-O3): Update documentation. * opts.c (default_options): Enable peel loops at -O3. * tree-ssa-loop-ivcanon.c (peeled_loops): New static var. (try_peel_loop): Do not re-peel already peeled loops; use likely upper bounds; fix profile updating. (pass_complete_unroll::execute): Initialize peeled_loops. 2016-05-30 Martin Liska * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale computed costs by frequency of BB they belong to. (get_scaled_computation_cost_at): New function. 2016-05-30 Alexander Monakov Marc Glisse PR tree-optimization/71289 * match.pd (-1 / B < A, A > -1 / B): New transformations. 2016-05-30 Jan Hubicka * tree-vect-loop.c (vect_transform_loop): Update likely bounds. 2016-05-30 Jan Hubicka * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit for peeled copies; avoid underflow when updating estimates; correctly scale loop profile. 2016-05-30 Kugan Vivekanandarajah * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit r236875. Corrected oe3 to oe2 as obvious. 2016-05-30 Kugan Vivekanandarajah PR middle-end/71269 PR middle-end/71252 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so that inserted stmt will not dominate stmts that defines its operand. (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt. (rewrite_expr_tree_parallel): Likewise. 2016-05-30 Kugan Vivekanandarajah PR middle-end/71252 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that all fields including stmt_to_insert are swapped. 2016-05-30 Jan Hubicka * predict.h (force_edge_cold): Declare. * predict.c (force_edge_cold): New function. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile updating. (canonicalize_loop_induction_variables): Fix formating. 2016-05-30 Eric Botcazou * config/visium/visium.c (visium_split_double_add): Minor tweaks. (visium_expand_copysign): Use gen_int_mode directly. (visium_compute_frame_size): Minor tweaks. 2016-05-30 Jan Hubicka * tree-vect-loop.c (vect_analyze_loop_2): Use likely_max_stmt_executions_int. 2016-05-30 Tom de Vries PR tree-optimization/69067 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert. 2016-05-29 Uros Bizjak PR target/71245 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu): New peepholes to remove unneeded fild/fistp pairs. (define_peephole2 atomic_loaddi_fpu): Ditto. 2016-05-27 Jan Hubicka * predict.c (maybe_hot_frequency_p): Avoid division. 2016-05-28 Gerald Pfeifer * doc/install.texi: Use https for shop.fsf.org. 2016-05-27 Jan Hubicka * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use likely_max_stmt_executions_int. 2016-05-27 Jan Hubicka * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use likely_max_stmt_executions_int. 2016-05-27 Jan Hubicka * profile.c (compute_branch_probabilities): Do not report hitrates here. (branch_prob): Report hitrates here. * predict.c (gimple_predict_edge): Do not assert profile status; fix formatting issues. 2016-05-27 Jan Hubicka * predict.c (edge_predicted_by_p): New function. (predict_paths_for_bb): Do not put multiple predictions of the same type on one edge. 2016-05-27 Jan Hubicka * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental commit. 2016-05-28 Alan Modra * dominance.c (verify_dominators): Don't segfault on NULL imm_bb. 2016-05-28 Alan Modra PR rtl-optimization/71275 * ira.c (ira): Free dominance info. 2016-05-27 Gerald Pfeifer * doc/sourcebuild.texi: New address for upstream Go repository. 2016-05-27 Thomas Preud'homme * config/arm/arm.h (TARGET_ARM_V6M): Remove. (TARGET_ARM_V7M): Likewise. 2016-05-26 Jeff Law * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h. (thread_across_edge): Remove calls to find_jump_threads_backwards. * passes.def: Add jump threading passes before DOM/VRP. * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change argument to a basic block from an edge. Remove tests which are handled elsewhere. (pass_data_thread_jumps, class pass_thread_jumps): New. (pass_thread_jumps::gate, pass_thread_jumps::execute): New. (make_pass_thread_jumps): Likewise. * tree-pass.h (make_pass_thread_jumps): Declare. 2016-05-27 Eric Botcazou * config/visium/visium-protos.h (split_double_move): Rename into... (visium_split_double_move): ...this. (visium_split_double_add): Declare. * config/visium/visium.c (split_double_move): Rename into... (visium_split_double_move): ...this. (visium_split_double_add): New function. (visium_expand_copysign): Renumber operands for consistency. * config/visium/visium.md (DImode move splitter): Adjust to renaming. (DFmode move splitter): Likewise. (*addi3_insn): Split by means of visium_split_double_add. (*adddi3_insn_flags): Delete. (*plus_plus_sltu): New insn. (*subdi3_insn): Split by means of visium_split_double_add. (subdi3_insn_flags): Delete. (*minus_minus_sltu): New insn. (*negdi2_insn): Split by means of visium_split_double_add. (*negdi2_insn_flags): Delete. 2016-05-27 Ulrich Weigand * configure.ac: Treat a --with-headers option without argument the same as the default (i.e. consult sys-include directory). * configure: Regenerate. 2016-05-27 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function. * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare prototype. * config/aarch64/aarch64-simd.md (aarch64_crypto_aesv16qi): Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled. 2016-05-27 Jiong Wang PR target/63596 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor tree-stdarg analysis results. (aarch64_setup_incoming_varargs): Likewise. 2016-05-27 Jiong Wang * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize va_list_gpr_counter_field and va_list_fpr_counter_field. 2016-05-27 Wilco Dijkstra PR67609 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove. * config/aarch64/aarch64.c (aarch64_cannot_change_mode_class): Remove function. * config/aarch64/aarch64-protos.h (aarch64_cannot_change_mode_class): Remove. 2016-05-27 Jan Hubicka * cfgloop.c (record_niter_bound): Record likely upper bounds. (likely_max_stmt_executions_int, get_likely_max_loop_iterations, get_likely_max_loop_iterations_int): New. * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound, any_likely_upper_bound. (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations): Declare. * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds. * loop-unroll.c (unroll_loop_constant_iterations): Update likely upper bound. (unroll_loop_constant_iterations): Likewise. (unroll_loop_runtime_iterations): Likewise. * lto-streamer-in.c (input_cfg): Stream likely upper bounds. * lto-streamer-out.c (output_cfg): Likewise. * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper bounds. (canonicalize_loop_induction_variables): Dump likely upper bounds. * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds. (likely_max_loop_iterations): New. (likely_max_loop_iterations_int): New. (likely_max_stmt_executions): New. * tree-ssa-loop-niter.h (likely_max_loop_iterations, likely_max_loop_iterations_int, likely_max_stmt_executions_int, likely_max_stmt_executions): Declare. 2016-05-27 Marek Polacek PR middle-end/71308 * gimple-fold.c (gimple_fold_call): Check that LHS is not null. 2016-05-27 Andreas Krebbel * config/s390/s390.md (2x risbg splitters): Use reg_overlap_mentioned_p instead of rtx_equal_p. 2016-05-27 Dominik Vogt * combine.c (make_compound_operation): Take known zero bits into account when checking for possible zero_extend. 2016-05-27 Kyrylo Tkachov * config/aarch64/aarch64.md (ashl3, SHORT modes): Use const_int_operand for operand 2 predicate. Simplify expand code as a result. 2016-05-27 Ilya Enkovich PR middle-end/71279 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR into comparison. 2016-05-27 Kyrylo Tkachov * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete. * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition that returns CC_SESWPmode and CC_ZESWPmode. (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode and CC_SESWPmode. (aarch64_rtx_costs): Likewise. 2016-05-26 Michael Meissner * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function for ISA 3.0 min/max support. (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point conditional move support. (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are available. * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing conditional moves where the comparison type is different from move type. (fp_minmax): New code iterator for smin/smax. (minmax): New code attributes for min/max. (SMINMAX): Likewise. (smax3): Combine min, max insns into one insn using the fp_minmax code iterator. Add support for ISA 3.0 min/max instructions that don't need -ffast-math. (s3): Likewise. (smax3_vsx): Likewise. (smin3): Likewise. (s3_vsx): Likewise. (smin3_vsx): Likewise. (pre-VSX min/max splitters): Likewise. (s3_fpr): Likewise. (movsfcc): Rewrite floating point conditional moves to combine SFmode/DFmode into a single insn. (movcc): Likewise. (movdfcc): Likewise. (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and SFDF2 iterators to handle all combinations. (fseldfsf4): Likewise. (fsel4): Likewise. (fseldfdf4): Likewise. (fselsfdf4): Likewise. (movcc_p9): Add support for the ISA 3.0 comparison instructions that set a 0/-1 mask, and use it for floating point conditional move via XXSEL. (fpmask): Likewise. (xxsel): Likewise. * config/rs6000/predicates.md (min_max_operator): Delete, no longer used. (fpmask_comparison_operaton): New insn for ISA 3.0 comparison instructions that generate a 0/-1 mask for use with XXSEL. * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to say whether floating point min/max is available, either through FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons. (TARGET_MINMAX_DF): Likewise. 2016-05-27 Alan Modra PR rtl-optimization/71275 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth for update_equiv_regs and combine_and_move_insns. 2016-05-26 Uros Bizjak * config/i386/i386.md (*movqi_internal) : Use if_then_else or cond RTXes to calculate attribute value. * config/i386/mmx.md (*vec_extractv2sf_1) : Ditto. : Ditto. (*vec_extractv2sf_1) : Ditto. * config/i386/sse.md (sse_loadlps) : Ditto. (*vec_concatv2sf_sse4_1) : Ditto. : Ditto. : Ditto. : Ditto. : Ditto. : Ditto. (vec_set_0) : Ditto. : Ditto. : Ditto. : Ditto. (*vec_interleave_highv2df) : Ditto. (*vec_interleave_lowv2df) : Ditto. (sse2_storelpd) : Ditto. (sse2_loadhpd) : Ditto. (sse2_loadlpd) : Ditto. : Ditto. : Ditto. (sse2_movsd) : Ditto. : Ditto. (vec_concatv2df) : Ditto. : Ditto. (*vec_extractv4si) : Ditto. (*vec_extractv2di_1) : Ditto. : Ditto. : Ditto. : Ditto. : Ditto. (*vec_concatv2si_sse4_1) : Ditto. : Ditto. : Ditto. (vec_concatv2di) : Ditto. : Ditto. : Ditto. : Ditto. 2016-05-26 Martin Liska * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New function. (operator+): Likewise. (operator-): Likewise. (comp_cost::operator+=): Likewise. (comp_cost::operator-=): Likewise. (comp_cost::operator/=): Likewise. (comp_cost::operator*=): Likewise. (operator<): Likewise. (operator==): Likewise. (operator<=): Likewise. (new_cost): Remove. (infinite_cost_p): Likewise. (add_costs): Likewise. (sub_costs): Likewise. (compare_costs): Likewise. (set_group_iv_cost): Use the newly introduced functions. (get_address_cost): Likewise. (get_shiftadd_cost): Likewise. (force_expr_to_var_cost): Likewise. (split_address_cost): Likewise. (ptr_difference_cost): Likewise. (difference_cost): Likewise. (get_computation_cost_at): Likewise. (determine_group_iv_cost_generic): Likewise. (determine_group_iv_cost_address): Likewise. (determine_group_iv_cost_cond): Likewise. (autoinc_possible_for_pair): Likewise. (determine_group_iv_costs): Likewise. (cheaper_cost_pair): Likewise. (iv_ca_recount_cost): Likewise. (iv_ca_set_no_cp): Likewise. (iv_ca_set_cp): Likewise. (iv_ca_cost): Likewise. (iv_ca_new): Likewise. (iv_ca_dump): Likewise. (iv_ca_narrow): Likewise. (iv_ca_prune): Likewise. (iv_ca_replace): Likewise. (try_add_cand_for): Likewise. (try_improve_iv_set): Likewise. (find_optimal_iv_set): Likewise. 2016-05-26 Richard Sandiford * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume that internal functions will clobber all caller-saved registers. 2016-05-26 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_case_values_threshold): Return a better case_values_threshold when optimizing. 2016-05-26 Wilco Dijkstra * config/aarch64/aarch64-simd.md (aarch64_combinez): Add ? to integer variant. (aarch64_combinez_be): Likewise. 2016-05-26 Jakub Jelinek * config/i386/sse.md (*vcvtps2ph_store): Use v constraint instead of x constraint. (vcvtps2ph256): Likewise. * config/i386/sse.md (*ssse3_palignr_perm): Add avx512bw alternative. Formatting fix. * config/i386/sse.md (avx512vl_shuf_32x4_1): Rename to ... (avx512vl_shuf_32x4_1): ... this. (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use maybe_evex prefix instead of vex. (*avx_vperm_broadcast_): Use v constraint instead of x. Handle EXT_REX_SSE_REG_P (op0) case in the splitter. 2016-05-25 Jeff Law PR tree-optimization/71272 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path): Update comments. Add test for empty path. 2016-05-25 Bill Seurer * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne. * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a special case builtin. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add code for ALTIVEC_BUILTIN_VEC_CMPNE. * config/rs6000/rs6000.c (altivec_init_builtins): Add definition for __builtin_vec_cmpne. 2016-05-25 Eric Botcazou * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove redundant test and bail out if the type of the new operand is not a GIMPLE register type after stripping a VIEW_CONVERT_EXPR. 2016-05-25 Uros Bizjak * config/i386/i386.opt (ix86_target_flags_explicit): Remove. (x_ix86_target_flags_explicit): Remove. * config/i386/i386.c (ix86_function_specific_save): Do not copy x_ix86_target_flags_explicit. (ix86_function_specific_restore): Ditto. 2016-05-25 Uros Bizjak H.J. Lu PR target/70738 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New. (ix86_handle_option) : Disable MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only. * config/i386/i386.opt (ix86_target_flags): Add new Variable. (-mgeneral-regs-only): Add new option. * config/i386/i386.c (ix86_option_override_internal): Don't enable x87 instructions if only general registers are allowed. (ix86_target_string): Add ix86_flags argument. Handle additional flags options through ix86_flags argument. Update all callers. * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only. 2016-05-25 Kyrylo Tkachov PR rtl-optimization/66940 * ifcvt.c (noce_get_alt_condition): Check that incrementing or decrementing desired_val will not overflow before performing these operations. 2016-05-25 Ilya Verbin * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF, V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND. * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512, IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512, IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512, IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512, IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512, IX86_BUILTIN_ROUNDPS_AZ_SFIX512. (builtin_description bdesc_args): Add __builtin_ia32_floorps512, __builtin_ia32_ceilps512, __builtin_ia32_truncps512, __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512, __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512, __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512, __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512. Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for __builtin_ia32_cvtps2dq512_mask. (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF. (ix86_builtin_vectorized_function): Handle builtins mentioned above. * config/i386/sse.md (avx512f_fix_notruncv16sfv16si): Rename to ... (avx512f_fix_notruncv16sfv16si): ... this. (avx512f_cvtpd2dq512): Rename to ... (avx512f_cvtpd2dq512): ... this. (avx512f_vec_pack_sfix_v8df): New define_expand. (avx512f_roundpd512): Rename to ... (avx512f_round512): ... this. Change iterator. (avx512f_roundps512_sfix): New define_expand. (round2_sfix): Change iterator. 2016-05-25 Nick Clifton * config/msp430/msp430.c (msp430_attr): Produce an error if a static interrupt handler is detected. * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the default linker script. * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading the low part of a symbolic pointer. 2016-05-25 Richard Biener PR tree-optimization/71261 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the interesting stmt instead of immediate uses when looking for the use operand to replace. 2016-05-25 Martin Liska * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'. 2016-05-25 Richard Biener PR tree-optimization/71264 * tree-vect-stmts.c (vect_init_vector): Properly deal with vector type val. 2016-05-25 Martin Liska PR tree-optimization/71239 * tree.c (array_at_struct_end_p): Do not call operand_equal_p if DECL_SIZE is NULL. 2016-05-25 Richard Biener * timevar.def (TV_TREE_LOOP_IFCVT): Add. * tree-if-conv.c (pass_data_if_conversion): Use it. 2016-05-25 Bernd Edlinger * cgraph.c (cgraph_node::get_availability): Fix typo in comment. * symtab.c (symtab_node::binds_to_current_def_p): Likewise. * varpool.c (varpool_node::get_availability): Likewise. 2016-05-24 Michael Meissner * config/rs6000/altivec.md (VNEG iterator): New iterator for VNEGW/VNEGD instructions. (p9_neg2): New insns for ISA 3.0 VNEGW/VNEGD. (neg2): Add expander for V2DImode added in ISA 2.07, and support for ISA 3.0 VNEGW/VNEGD instructions. 2016-05-24 Cesar Philippidis * gimplify.c (omp_notice_variable): Use zero-length arrays for data pointers inside OACC_DATA regions. (gimplify_scan_omp_clauses): Prune firstprivate clause associated with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions. (gimplify_adjust_omp_clauses): Fix typo in comment. 2016-05-24 Michael Meissner * config/rs6000/altivec.md (VParity): New mode iterator for vector parity built-in functions. (p9v_ctz2): Add support for ISA 3.0 vector count trailing zeros. (p9v_parity2): Likewise. * config/rs6000/vector.md (VEC_IP): New mode iterator for vector parity. (ctz2): ISA 3.0 expander for vector count trailing zeros. (parity2): ISA 3.0 expander for vector parity. * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for power9 built-ins. (BU_P9_64BIT_MISC_0): Likewise. (BU_P9_MISC_0): Likewise. (BU_P9V_AV_1): Likewise. (BU_P9V_AV_2): Likewise. (BU_P9V_AV_3): Likewise. (BU_P9V_AV_P): Likewise. (BU_P9V_VSX_1): Likewise. (BU_P9V_OVERLOAD_1): Likewise. (BU_P9V_OVERLOAD_2): Likewise. (BU_P9V_OVERLOAD_3): Likewise. (VCTZB): Add vector count trailing zeros support. (VCTZH): Likewise. (VCTZW): Likewise. (VCTZD): Likewise. (VPRTYBD): Add vector parity support. (VPRTYBQ): Likewise. (VPRTYBW): Likewise. (VCTZ): Add overloaded vector count trailing zeros support. (VPRTYB): Add overloaded vector parity support. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add overloaded vector count trailing zeros and parity instructions. * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for vector parity support. * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count trailing zeros support. (vec_cntlz): Likewise. (vec_vctzb): Likewise. (vec_vctzd): Likewise. (vec_vctzh): Likewise. (vec_vctzw): Likewise. (vec_vprtyb): Add ISA 3.0 vector parity support. (vec_vprtybd): Likewise. (vec_vprtybw): Likewise. (vec_vprtybq): Likewise. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document the ISA 3.0 vector count trailing zeros and vector parity built-in functions. 2016-05-24 Kugan Vivekanandarajah * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb when there is stmt_to_insert. 2016-05-24 Martin Sebor PR c++/71147 * tree.h (complete_or_array_type_p): New inline function. 2016-05-24 Jakub Jelinek * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define. * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES rather than X86_TUNE_AVOID_4BYTE_PREFIXES. * config/i386/sse.md (_round): Limit 1st alternative to noavx isa, split 2nd alternative into one noavx and one avx alternative, use *x and Bm in the former and x and m in the latter. * config/i386/sse.md (vec_set_0): Use sse4_noavx isa instead of sse4 for the first alternative, drop %v from the template and d operand modifier. Split second alternative into one sse4_noavx and one avx alternative, use *x instead of *v in the former and v instead of *v in the latter. (*sse4_1_extractps): Use noavx isa instead of * for the first alternative, drop %v from the template. Split second alternative into one noavx and one avx alternative, use *x instead of *v in the former and v instead of *v in the latter. (_movntdqa): Guard the first 2 alternatives with noavx and the last one with avx. (sse4_1_phminposuw): Guard first alternative with noavx isa, split the second one into one noavx and one avx alternative, use *x and Bm in the former and x and m in the latter one. (_ptest): Use noavx instead of * for the first two alternatives. * config/i386/sse.md (sse4_1_v8qiv8hi2): Limit first two alternatives to noavx, use *x instead of *v in the second one, add avx alternative without *. (sse4_1_v4qiv4si2, sse4_1_v4hiv4si2, sse4_1_v2qiv2di2, sse4_1_v2hiv2di2, sse4_1_v2siv2di2): Likewise. 2016-05-24 Jeff Law * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path): New function, extracted from... (fsm_find_control_statement_thread_paths): Here. Use the new function. Allow simple copies and constant initializations in the SSA chain. 2016-05-24 Marek Polacek PR c/71249 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical scope. 2016-05-24 Jakub Jelinek PR c++/71257 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly. 2016-05-24 Richard Biener PR tree-optimization/71240 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source has integral type. 2016-05-24 Richard Biener PR tree-optimization/71230 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops. 2016-05-24 Richard Sandiford * tree-vectorizer.h (vectorizable_comparison): Delete. * tree-vect-loop.c (vectorizable_reduction): Remove redundant PURE_SLP_STMT check. * tree-vect-stmts.c (vectorizable_call): Likewise. (vectorizable_simd_clone_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_load): Likewise. (vectorizable_condition): Likewise. (vectorizable_store): Likewise. Assert that we don't have hybrid SLP. (vectorizable_comparison): Make static. Remove redundant PURE_SLP_STMT check. (vect_transform_stmt): Assert that we always have an slp_node if PURE_SLP_STMT. 2016-05-24 Kyrylo Tkachov * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of operands[2] against 1 with comparison against CONST1_RTX. (di3_neon): Likewise. * config/arm/predicates.md (const0_operand): Replace with comparison against CONST0_RTX. 2016-05-24 Kyrylo Tkachov * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of operands[2] against 1 with comparison against CONST1_RTX. (ashrdi3): Likewise. (lshrdi3): Likewise. (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL. (ashrsi3): Likewise. (lshrsi3): Likewise. (rotrsi3): Likewise. (define_split above *compareqi_eq0): Likewise. (define_split above "prologue"): Likewise. * config/arm/arm.c (thumb1_size_rtx_costs): Likewise. * config/arm/predicates.md (shift_operator): Likewise. (shift_nomul_operator): Likewise. (sat_shift_operator): Likewise. (thumb1_cmp_operand): Likewise. (const_neon_scalar_shift_amount_operand): Replace manual range check with IN_RANGE. * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL. 2016-05-24 Kyrylo Tkachov * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT with HOST_WIDE_INT_1. (insv): Likewise. * config/arm/arm.c (optimal_immediate_sequence): Replace cast of 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U. (arm_canonicalize_comparison): Likewise. (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with HOST_WIDE_INT_1. (thumb1_size_rtx_costs): Likewise. (vfp_const_double_index): Replace cast of 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U. (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with HOST_WIDE_INT_1. (arm_asan_shadow_offset): Replace cast of 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U. * config/arm/neon.md (vec_set): Replace cast of 1 to HOST_WIDE_INT with HOST_WIDE_INT_1. 2016-05-24 Marek Polacek * tree-cfg.h (should_remove_lhs_p): New predicate. * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it. * gimplify.c (gimplify_modify_expr): Likewise. * tree-cfg.c (verify_gimple_call): Likewise. * tree-cfgcleanup.c (fixup_noreturn_call): Likewise. * gimple-fold.c: Include "tree-cfg.h". (gimple_fold_call): Use should_remove_lhs_p. 2016-05-24 Richard Biener PR tree-optimization/71253 * cfganal.h (control_dependences): Make robust against edge and BB removal. (control_dependences::control_dependences): Remove edge_list argument. (control_dependences::get_edge): Remove. (control_dependences::get_edge_src): Add. (control_dependences::get_edge_dest): Likewise. (control_dependences::m_el): Make a vector of edge src/dest index. * cfganal.c (control_dependences::find_control_dependence): Adjust. (control_dependences::control_dependences): Likewise. (control_dependences::~control_dependence): Likewise. (control_dependences::get_edge): Remove. (control_dependences::get_edge_src): Add. (control_dependences::get_edge_dest): Likewise. * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use get_edge_src. (perform_tree_ssa_dce): Adjust. * tree-loop-distribution.c (create_edge_for_control_dependence): Use get_edge_src. (pass_loop_distribution::execute): Adjust. Do loop destroying conditional on changed. 2016-05-24 Kyrylo Tkachov PR target/69857 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early return. Reindent transformation comment and mention the ARM state behavior. 2016-05-24 Kugan Vivekanandarajah PR middle-end/71252 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert after build_and_add_sum creates new use stmt. 2016-05-24 Richard Sandiford * tree-vect-stmts.c (vectorizable_load): Reorder checks so that load_lanes/grouped_load classification comes first. Don't check whether the vectorization factor is a multiple of the group size for load_lanes. 2016-05-24 Richard Sandiford * tree-vect-data-refs.c (vect_analyze_group_access_1): Set GROUP_GAP for single-element interleaving. * tree-vect-stmts.c (vectorizable_load): Remove force_peeling variable. 2016-05-24 Richard Biener PR middle-end/70434 PR c/69504 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark bases which are accessed with non-invariant indices. * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write constant index ARRAY_REFs of vectors into BIT_FIELD_REFs. 2016-05-24 Kugan Vivekanandarajah PR middle-end/71170 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert. (add_to_ops_vec): Add stmt_to_insert. (add_repeat_to_ops_vec): Init stmt_to_insert. (insert_stmt_before_use): New. (transform_add_to_multiply): Remove mult_stmt insertion and add it to ops vector. (get_ops): Init stmt_to_insert. (maybe_optimize_range_tests): Likewise. (rewrite_expr_tree): Insert stmt_to_insert before use stmt. (rewrite_expr_tree_parallel): Likewise. (reassociate_bb): Likewise. 2016-05-23 Michael Meissner PR target/71201 * config/rs6000/altivec.md (altivec_vperm__internal): Drop ISA 3.0 xxperm fusion alternative. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm__uns_internal): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. 2016-05-23 Michael Meissner Kelvin Nilsen * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate vpermr/xxpermr on ISA 3.0. (altivec_expand_vec_perm_le): Likewise. * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec. (altivec_vpermr__internal): Add VPERMR/XXPERMR support for ISA 3.0. 2016-05-23 Uros Bizjak * config/i386/i386.h (IS_STACK_MODE): Enable for TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and SSE_FLOAT_MODE_P macros. * config/i386/i386.c (ix86_preferred_reload_class): Use IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros. Cleanup regclass processing for CONST_DOUBLE_P. (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro. (ix86_rtx_costs): Remove redundant TARGET_80387 check with IS_STACK_MODE macro. * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode) with TARGET_SSE2. (*movdf_internal): Use IS_STACK_MODE macro. (*movsf_internal): Ditto. 2016-05-23 Marc Glisse * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A), ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints. 2016-05-23 Jeff Law * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function extracted from ... (fsm_find_control_statement_thread_paths): Call it. 2016-05-23 Martin Jambor PR ipa/71234 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of from_global_constant if t is not NULL. 2016-05-23 Marek Polacek PR c/49859 * common.opt (Wswitch-unreachable): New option. * doc/invoke.texi: Document -Wswitch-unreachable. * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable warning. 2016-05-23 Bin Cheng * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when TMR_INDEX is non-NULL. 2016-05-23 Richard Biener PR tree-optimization/71230 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition... (try_special_add_to_ops): ... here. Always test for single-use. 2016-05-23 Martin Jambor * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty default block if a PHI node in the original one would be resized. 2016-05-23 Venkataramanan Kumar PR tree-optimization/58135 * tree-vect-slp.c: When group size is not multiple of vector size, allow splitting of store group at vector boundary. 2016-05-23 Christophe Lyon * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New. 2016-05-22 Jakub Jelinek * config/i386/sse.md (vec_set_lo_, vec_set_hi_): Add && condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead of 64x2. * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with v constraint instead of x and vinserti32x4 insn. * config/i386/sse.md (i128vldq): New mode iterator. (avx2_vbroadcasti128_, avx_vbroadcastf128_): Add avx512dq and avx512vl alternatives. * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x constraint, use maybe_evex prefix instead of vex. (vec_dupv4sf): Use v constraint instead of x for output operand except for noavx alternative, use Yv constraint instead of x for input. Use maybe_evex prefix instead of vex. (*vec_dupv4si): Likewise. (*vec_dupv2di): Likewise. 2016-05-22 Kugan Vivekanandarajah PR middle-end/40921 * tree-ssa-reassoc.c (try_special_add_to_ops): New. (linearize_expr_tree): Call try_special_add_to_ops. (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR. 2016-05-21 Senthil Kumar Selvaraj * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET to computed stack_usage. 2016-05-21 Pitchumani Sivanupandi PR target/71103 * config/avr/avr.md (define_expand "mov"): If the source operand is subreg (symbol_ref) then move the symbol ref to register. 2016-05-21 Jan Hubicka * tree.c (array_at_struct_end_p): Look through MEM_REF. 2016-05-21 Kugan Vivekanandarajah PR middle-end/71179 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float VECTOR type. 2016-05-20 Eric Botcazou * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic ranges by calling get_single_symbol and tidy up. Look more closely into NAME + CST1 vs CST2 comparisons if type overflow is undefined. 2016-05-20 Jeff Law * bitmap.c (bitmap_find_bit): Remove useless test. 2016-05-20 Segher Boessenkool * function.c (thread_prologue_and_epilogue_insns): Commit the insertion of the epilogue. 2016-05-20 Martin Jambor PR tree-optimization/70884 * tree-sra.c (initialize_constant_pool_replacements): Do not check should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits. (sort_and_splice_var_accesses): Do not consider multiple scalar reads of constant pool data as a reason for scalarization. 2016-05-20 Eric Botcazou * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0 for naked functions. (thumb1_expand_prologue): Likewise. 2016-05-20 Nathan Sidwell * config/nvptx/nptx.c (nvptx_option_override): Only set flag_toplevel_reorder, if not explicitly specified. Set flag_no_common, unless explicitly specified. 2016-05-20 David Malcolm * calls.c (can_implement_as_sibling_call_p): Mark param reg_parm_stack_space with ATTRIBUTE_UNUSED. 2016-05-20 Uros Bizjak * config/i386/i386.c (ix86_rtx_costs) : Use IS_STACK_MODE when calculating cost of standard 80387 constants. Fallthru to CONST_VECTOR case to calculate cost of standard SSE constants. : Calculate cost of (MEM (SYMBOL_REF)). (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT and CASE_CONST_ANY. 2016-05-20 Cesar Philippidis * config/nvptx/nvptx.md (sincossf3): New pattern. 2016-05-20 David Malcolm * calls.c (maybe_complain_about_tail_call): New function. (initialize_argument_information): Call maybe_complain_about_tail_call when clearing *may_tailcall. (can_implement_as_sibling_call_p): Call maybe_complain_about_tail_call when returning false. (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set, ensure try_tail_call is set. Call maybe_complain_about_tail_call if tail-call optimization fails. * cfgexpand.c (expand_call_stmt): Initialize CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p. * gimple-pretty-print.c (dump_gimple_call): Dump gimple_call_must_tail_p. * gimple.c (gimple_build_call_from_tree): Call gimple_call_set_must_tail with the value of CALL_EXPR_MUST_TAIL_CALL. * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL. (gimple_call_set_must_tail): New function. (gimple_call_must_tail_p): New function. * print-tree.c (print_node): Update printing of TREE_STATIC to reflect its use for CALL_EXPR_MUST_TAIL_CALL. * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the trailing comment listing applicable flags. * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro. 2016-05-20 David Malcolm * calls.c (expand_call): Move "Rest of purposes for tail call optimizations to fail" to... (can_implement_as_sibling_call_p): ...this new function, and split into multiple "if" statements. 2016-05-20 Jan Hubicka * cfgloop.h (expected_loop_iterations_unbounded, expected_loop_iterations): Unconstify. * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the profile with known upper bound; return 3 when profile is absent. (expected_loop_iterations): Update. 2016-05-20 Jan Hubicka * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int and get_max_loop_iterations_int. 2016-05-20 Jan Hubicka * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce realistic upper bounds here. 2016-05-20 Jakub Jelinek PR c++/71210 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn calls if the LHS is variable length or has addressable type. If targets[0]->decl is a noreturn call with void return type and zero arguments, adjust fntype and remove lhs in that case. 2016-05-20 Marc Glisse PR tree-optimization/71079 PR tree-optimization/71206 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments. 2016-05-20 Prathamesh Kulkarni * tree-vectorizer.c (get_vec_alignment_for_decl): New static function. (get_vec_alignment_for_array_decl): Likewise. (get_vec_alignment_for_record_decl): Likewise. (increase_alignment::execute): Move code to find alignment to get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl. (type_align_map): New hash_map. 2016-05-20 Richard Guenther PR tree-optimization/29756 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code. * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR. * fold-const.c (operand_equal_p): Likewise. (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR. * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR. * tree-inline.c (estimate_operator_cost): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * gimple-pretty-print.c (dump_ternary_rhs): Likewise. * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR. * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR. * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite vector inserts using BIT_FIELD_REF or MEM_REF on the lhs. (execute_update_addresses_taken): Do it. 2016-05-20 Richard Biener PR tree-optimization/71185 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop register operations. 2016-05-20 Richard Biener * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use gimple_seq_add_seq_without_update. (release_bb_predicate): Assert we have no operands to free. (if_convertible_loop_p_1): Calculate post dominators later. Do not free BB predicates here. (combine_blocks): Do not recompute BB predicates. (version_loop_for_if_conversion): Save BB predicates around loop versioning. 2016-05-19 Segher Boessenkool * function.c (make_epilogue_seq): Remove epilogue_end parameter. (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure code. Ignore sibcalls on EDGE_IGNORE edges. * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE on edges for sibcalls that run without prologue. The rest of the function is combined from... (fix_fake_fallthrough_edge): ... this, and ... (try_shrink_wrapping): ... a part of this. Remove the bb_with function argument, make it a local variable. 2016-05-19 Sandra Loosemore * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH for 32-bit mode and SEH for 64-bit. * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle TARGET_64BIT_DEFAULT. 2016-05-19 Ryan Burn * Makefile.in (GTFILES): Add cilk.h and cilk-common.c. * gengtype.c (open_base_files): Add cilk.h to ifiles. 2016-05-19 Uros Bizjak * sched-deps.c (sched_analyze_2) : Also force pending loads from memory. 2016-05-19 Kelvin Nilsen * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant. (UNSPEC_DARN_32): New unspec constant. (UNSPEC_DARN_RAW): New unspec constant. (darn_32): New instruction. (darn_raw): New instruction. (darn): New instruction. * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add support and documentation for this macro. (BU_P9_MISC_1): New macro definition. (BU_P9_64BIT_MISC_0): New macro definition. (BU_P9_MISC_0): New macro definition. (darn_32): New builtin definition. (darn_raw): New builtin definition. (darn): New builtin definition. * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef RS6000_BUILTIN_0 directives to surround each occurrence of #include "rs6000-builtin.def". (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and RS6000_BTM_64BIT flags to the returned mask, depending on configuration. (def_builtin): Correct an error in the assignments made to the debugging variable attr_string. (rs6000_expand_builtin): Add support for no-operand built-in functions. (builtin_function_type): Remove fatal_error assertion that is no longer valid. (rs6000_common_init_builtins): Add support for no-operand built-in functions. * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro definition. (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag definition. (RS6000_BTM_64BIT): New macro definition. * doc/extend.texi: Document __builtin_darn (void), __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in functions. 2016-05-19 Jan Hubicka * tree-vect-loop.c (vect_analyze_loop_2): Use also max_loop_iterations_int. 2016-05-19 Marek Polacek PR tree-optimization/71031 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a condition and adjust the code a bit. 2016-05-19 Martin Liska * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize auto_vec instead of vec. 2016-05-19 Martin Liska * tree-parloops.c (oacc_entry_exit_ok): Release a vector. 2016-05-19 Martin Liska * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs. 2016-05-19 Martin Liska * ipa-pure-const.c (set_function_state): Remove an existing funct_state. (remove_node_data): Do not free it as it's released in set_function_state. 2016-05-19 Martin Liska * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release bitmap. 2016-05-19 Martin Liska * omp-simd-clone.c (simd_clone_adjust): Release vector. 2016-05-19 Martin Liska * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate an auto_vec instead of re-creating it. 2016-05-19 Martin Liska * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use auto_vec instead of vec. 2016-05-19 Martin Liska * lto-section-in.c (lto_get_section_data): Call lto_check_version with additional argument. * lto-streamer.c (lto_check_version): Add new argument. * lto-streamer.h (lto_check_version): Likewise. 2016-05-19 Kyrylo Tkachov * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case): Don't add cost of inner memory when handling sign-extended loads. 2016-05-19 Ilya Enkovich PR rtl-optimization/71148 * cse.c (cse_main): Free dominance info. (rest_of_handle_cse): Don't free dominance info. (rest_of_handle_cse2): Likewise. (rest_of_handle_cse_after_global_opts): Likewise. 2016-05-19 Kyrylo Tkachov PR target/71056 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return NULL_TREE early if NEON is not available. Remove now redundant check in ARM_CHECK_BUILTIN_MODE. 2016-05-19 Maxim Ostapenko PR sanitizer/64354 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch. * doc/cpp.texi: Document new macros. 2016-05-19 Bin Cheng PR tree-optimization/69848 * tree-vect-loop.c (vectorizable_reduction): Don't factor comparison expr out of VEC_COND_EXPR for COND_REDUCTION. 2016-05-19 Segher Boessenkool * function.c (thread_prologue_and_epilogue_insn): Move the "goto epilogue_done" one block later. 2016-05-19 Richard Biener PR tree-optimization/70729 * passes.def: Move LIM pass before PRE. Remove no longer required copyprop and move first DCE out of the loop pipeline. 2016-05-18 David Malcolm PR driver/69265 * Makefile.in (GCC_OBJS): Move spellcheck.o to... (OBJS-libcommon-target): ...here. * opts-common.c: Include spellcheck.h. (cmdline_handle_error): Build a vec of valid options and use it to suggest provide hints for misspelled arguments. 2016-05-18 Jakub Jelinek PR c++/71100 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop lhs if it has TREE_ADDRESSABLE type. 2016-05-18 Uros Bizjak PR target/71145 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)). (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS. 2016-05-18 Martin Jambor PR ipa/69708 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant input for NOP_EXPR pass-through functions. * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow aggregate global constant VAR_DECLs in constant jump functions. 2016-05-18 Martin Jambor PR ipa/69708 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads from TREE_READONLY parameters. 2016-05-18 Martin Jambor PR ipa/69708 * cgraph.h (cgraph_indirect_call_info): New field guaranteed_unmodified. * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value to ipa_find_agg_cst_for_param, check guaranteed_unmodified when appropriate. * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also pass the parameter value to ipa_find_agg_cst_for_param. * ipa-prop.c (ipa_load_from_parm_agg): New parameter guaranteed_unmodified, store AA results there instead of bailing out if present. (ipa_note_param_call): Also initialize guaranteed_unmodified flag. (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag. (find_constructor_constant_at_offset): New function. (ipa_find_agg_cst_from_init): Likewise. (ipa_find_agg_cst_for_param): Also seearch for aggregate values in static initializers of contants, report back through a new paameter from_global_constant if that was the case. (try_make_edge_direct_simple_call): Also pass parameter value to ipa_find_agg_cst_for_param, check guaranteed_unmodified when appropriate. (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified. (ipa_read_indirect_edge_info): Likewise. * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration. (ipa_load_from_parm_agg): Likewise. 2016-05-18 Jiong Wang PR rtl-optimization/71150 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P check. 2016-05-18 Michael Meissner PR target/70915 * config/rs6000/constraints.md (wE constraint): New constraint for a vector constant that can be loaded with XXSPLTIB. (wM constraint): New constraint for a vector constant of a 1's. (wS constraint): New constraint for a vector constant that can be loaded with XXSPLTIB and a vector sign extend instruction. * config/rs6000/predicates.md (xxspltib_constant_split): New predicates for wE/wS constraints. (xxspltib_constant_nosplit): Likewise. (easy_vector_constant): Add support for constants that can be loaded via XXSPLTIB. (all_ones_constant): New predicate for vector constant with all 1's set. (splat_input_operand): Add support for ISA 3.0 word splat operations. * config/rs6000/rs6000.c (xxspltib_constant_p): New function to return if a constant can be loaded with the ISA 3.0 XXSPLTIB instruction and possibly with a sign extension. (output_vec_const_move): Add support for XXSPLTIB. If we are loading up 0/-1 into Altivec registers, prefer using VSPLTISW instead of XXLXOR/XXLORC. (rs6000_expand_vector_init): Add support for ISA 3.0 word splat operations. (rs6000_legitimize_reload_address): Likewise. (rs6000_output_move_128bit): Use output_vec_const_move to emit constants. * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and combine VSX_M and VSX_M2 into one iterator. (VSX_M2): Likewise. (VSINT_84): New iterators for loading constants with XXSPLTIB. (VSINT_842): Likewise. (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC. (xxspltib_v16qi): New insns to load up constants with the ISA 3.0 XXSPLTIB instruction. (xxspltib__nosplit): Likewise. (xxspltib__split): New insn to load up constants with XXSPLTIB and a sign extend instruction. (vsx_mov): Replace single move that handled all vector types with separate 32-bit and 64-bit moves. Combine the movti_ moves (when -mvsx-timode is in effect) into the main vector moves. Eliminate separate moves for , where the preferred register class () is listed first, and the secondary register class () is listed second with a '?' to discourage use. Prefer loading 0/-1 in any VSX register for ISA 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so that if the register was involved in a slow operation, the clear/set operation does not wait for the slow operation to finish. Adjust the length attributes for 32-bit mode. Use rs6000_output_move_128bit and drop the use of the string instructions for 32-bit movti when -mvsx-timode is in effect. Use spacing so that the alternatives and attributes don't generate long lines, and put things in columns, so that it is easier to match up the operands and attributes with the insn alternatives. (vsx_mov_64bit): Likewise. (vsx_mov_32bit): Likewise. (vsx_movti_64bit): Fold movti into normal vector moves. (vsx_movti_32bit): Likewise. (vsx_splat_, V4SI/V4SF modes): Add support for ISA 3.0 word splat instructions. (vsx_splat_v4si_internal): Likewise. (vsx_splat_v4sf_internal): Likewise. (vector fusion peepholes): Use VSX_M instead of VSX_M2. (vsx_sign_extend_qi_): New ISA 3.0 instructions to sign extend vector elements. (vsx_sign_extend_hi_): Likewise. (vsx_sign_extend_si_v2di): Likewise. * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add declaration. * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS constraints. Add trailing period to wL documentation. 2016-05-18 Richard Sandiford PR middle-end/71020 * tree-dfa.h (replace_abnormal_ssa_names): Declare. * tree-dfa.c (replace_abnormal_ssa_names): New function. * tree-call-cdce.c: Include tree-dfa.h. (can_guard_call_p): New function, extracted from... (can_use_internal_fn): ...here. (shrink_wrap_one_built_in_call_with_conds): Remove failure path and return void. (shrink_wrap_one_built_in_call): Likewise. (use_internal_fn): Likewise. (shrink_wrap_conditional_dead_built_in_calls): Update accordingly and return void. Call replace_abnormal_ssa_names. (pass_call_cdce::execute): Check can_guard_call_p during the initial walk. Assume shrink_wrap_conditional_dead_built_in_calls will always change something. 2016-05-18 Martin Jambor PR ipa/70646 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early if parameter PARAM_IPA_MAX_AGG_ITEMS is zero. 2016-05-18 Martin Jambor PR ipa/70646 * ipa-inline.h (condition): New field size. * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it for comaprison and store it into the new condition. (evaluate_conditions_for_known_args): Use condition size to check access sizes for all but CHANGED conditions. (unmodified_parm_1): New parameter size_p, store access size into it. (unmodified_parm): Likewise. (unmodified_parm_or_parm_agg_item): Likewise. (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p. (set_cond_stmt_execution_predicate): Extract access sizes and store them to conditions. (set_switch_stmt_execution_predicate): Likewise. (will_be_nonconstant_expr_predicate): Likewise. (will_be_nonconstant_predicate): Likewise. (inline_read_section): Stream condition size. (inline_write_summary): Likewise. 2016-05-18 Richard Biener * tree-ssa-loop-im.c (determine_max_movement): Properly add condition cost to PHI cost instead of total_cost. 2016-05-18 Martin Liska PR fortran/70856 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for merged variables. 2016-05-18 Richard Biener * lto-streamer.h (LTO_major_version): Bump to 6. 2016-05-18 Segher Boessenkool * function.c (make_split_prologue_seq, make_prologue_seq, make_epilogue_seq): New functions, factored out from... (thread_prologue_and_epilogue_insns): Here. 2016-05-18 Segher Boessenkool * function.c (rest_of_handle_thread_prologue_and_epilogue): Call cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead of before. Add a comment. 2016-05-18 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant expression pointer, not pointer to the pointer. 2016-05-18 Jakub Jelinek * config/i386/sse.md (pbroadcast_evex_isa): New mode attr. (avx2_pbroadcast): Add another alternative with v instead of x constraints in it, using isa. (avx2_pbroadcast_1): Similarly, add two such alternatives. * config/i386/sse.md (_palignr): Use constraint x instead of v in second alternative, add avx512bw alternative. * config/i386/sse.md (_pshufb3): Use constraint x instead of v in second alternative, add avx512bw alternative. * config/i386/sse.md (*_pmulhrsw3): Use constraint x instead of v in second alternative, add avx512bw alternative. * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add avx512bw alternative. 2016-05-18 Kirill Yukhin * config/i386/sse.md (define_insn "*andnot3"): Extend static array to 128 chars. (define_insn "*andnottf3"): Ditto. (define_insn "*3"/any_logic): Ditto. (define_insn "*tf3"/any_logic): Ditto. (define_insn "sse2_storehpd"): Use Yv constraint for scalar operand to block AVX-512VL insn variant emit when it is not enabled. 2016-05-18 Kirill Yukhin * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv' constraint fot SF mode. 2016-05-18 Petr Murzin Kirill Yukhin * config/i386/sse.md (define_insn "srcp14"): Use proper operand modifiers. (define_insn "rsqrt14"): Ditto. (define_insn "avx512dq_cvtps2qqv2di"): Ditto. (define_insn "fix_truncv2sfv2di2"): Ditto. (define_insn "avx512f_v8div16qi2_mask_store"): Ditto. (define_insn "vec_set_hi_"): Ditto. (define_insn "avx512dq_broadcast"): Ditto. (define_insn "*avx512f_gatherdi"): Ditto. (define_insn "*avx512f_scatterdi"): Ditto. * config/i386/i386.c (ix86_print_operand): Expand check for size override codes for Intel syntax. 2016-05-18 Richard Biener PR tree-optimization/71168 * tree-loop-distribution.c (distribute_loop): Move *destroy_p initialization earlier. 2016-05-18 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_reduc_plus_internal): Rename to... (reduc_plus_scal): ...This, and remove previous implementation. 2016-05-18 Richard Biener * passes.def: Put late dse and cd_dce in canonical order. 2016-05-17 Jan Hubicka * ipa-inline-transform.c (preserve_function_body_p): Look for first non-thunk clone. (save_function_body): Save into first non-thunk. * lto-cgraph.c (lto_output_edge): When streaming thunk do not look up call stmt id. (lto_output_node): Inline thunks don't need body in every partition. * lto-streamer-in.c: Do not fixup thunk clones. * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip thunks. * tree-inline.c (copy_bb): Be prepared for target node to be new after folding suceeds. 2016-05-17 Kugan Vivekanandarajah PR middle-end/63586 * tree-ssa-reassoc.c (transform_add_to_multiply): New. (reassociate_bb): Call transform_add_to_multiply. 2016-05-17 Kugan Vivekanandarajah * config/aarch64/aarch64.c (all_extensions): Removed unused static variable. 2016-05-17 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New. (TARGET_FUNCTION_ARG_BOUNDARY): Override. 2016-05-17 Mikhail Maltsev PR tree-optimization/54579 PR middle-end/55299 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X < PR ipa/71146 * tree-inline.c (expand_call_inline): Call maybe_remove_unused_call_args. 2016-05-17 Jim Wilson * doc/cpp.texi (__GNUC__): Major version changes are no longer rare. * doc/invoke.texi (-mnan=2008): Change signalling to signaling. * doc/md.texi (fmin@var{m}3): Likewise. 2016-05-17 Marc Glisse * match.pd (X & C): New transformation. 2016-05-17 Marc Glisse * match.pd (~X & Y): New transformation. 2016-05-17 Marc Glisse * tree-vrp.c (simplify_truth_ops_using_ranges): Set range information for new SSA_NAME. (simplify_conversion_using_ranges): Get range through get_range_info instead of get_value_range. 2016-05-17 Jiong Wang * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator. Remove inline assembly. (vmvn_s16): Likewise. (vmvn_s32): Likewise. (vmvn_u8): Likewise. (vmvn_u16): Likewise. (vmvn_u32): Likewise. (vmvnq_s8): Likewise. (vmvnq_s16): Likewise. (vmvnq_s32): Likewise. (vmvnq_u8): Likewise. (vmvnq_u16): Likewise. (vmvnq_u32): Likewise. (vmvn_p8): Likewise. (vmvnq_p16): Likewise. 2016-05-17 Jiong Wang * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly. Use builtin. (vmul_n_s16): Likewise. (vmul_n_s32): Likewise. (vmul_n_u16): Likewise. (vmul_n_u32): Likewise. (vmulq_n_f32): Likewise. (vmulq_n_f64): Likewise. (vmulq_n_s16): Likewise. (vmulq_n_s32): Likewise. (vmulq_n_u16): Likewise. (vmulq_n_u32): Likewise. 2016-05-17 Jiong Wang * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend to all supported modes. Rename to "*aarch64_mul3_elt_from_dup". 2016-05-17 Jiong Wang * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename to *aarch64_fma4_elt_from_dup. (*aarch64_fnma4_elt_to_128df): Rename to *aarch64_fnma4_elt_from_dup. * config/aarch64/arm_neon.h (vfma_n_f64): New. (vfms_n_f32): Likewise. (vfms_n_f64): Likewise. (vfmsq_n_f32): Likewise. (vfmsq_n_f64): Likewise. 2016-05-17 Gerald Pfeifer * wide-int.h: Change fixed_wide_int_storage from class to struct. 2016-05-17 Richard Biener PR tree-optimization/71132 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop. Only add control dependences for blocks in the loop. (build_rdg): Adjust. (generate_code_for_partition): Return whether loop should be destroyed and delay that. (distribute_loop): Likewise. (pass_loop_distribution::execute): Record loops to be destroyed and perform delayed destroying of loops. 2016-05-17 Kyrylo Tkachov PR target/70809 * config/aarch64/aarch64-simd.md (aarch64_vmls): Delete. 2016-05-17 James Greenhalgh * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete. 2016-05-17 Ilya Enkovich PR target/71114 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix insertion point for instructions generated by validize_mem. 2016-05-17 James Greenhalgh * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition in brackets. 2016-05-17 James Greenhalgh * config/aarch64/aarch64.c (aarch64_output_simd_mov_immediate): Make "buf_size" a variable rather than a macro. 2016-05-16 Wilco Dijkstra * doc/invoke.texi (AArch64 Options): Various updates. 2016-05-16 Jan Hubicka * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig into instrumentation thunks. * cif-code.def (CIF_CHKP): New. 2016-05-16 Uros Bizjak * config/i386/xopintrin.h: Correct "unsinged" typo in the comments. 2016-05-16 Martin Jambor * hsa-gen.c (fillup_for_decl): Increase alignment to natural one. (get_symbol_for_decl): Sorry if a global symbol in under-aligned. 2016-05-16 Marek Polacek * gimple.c (maybe_remove_unused_call_args): Fix typos in the commentary. 2016-05-16 Martin Jambor PR hsa/70857 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of the outlined kernel function. 2016-05-16 Robert Suchanek * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa. (ISA_HAS_DLSA): Ditto. 2016-05-16 Matthew Fortune * config/mips/m5100.md (m51_int_load): Update the latency to 2. 2016-05-16 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert. (nvptx_name_replacement): Restore. Add comment. (write_fn_proto, write_fn_proto_from_insn, nvptx_output_call_insn): Restore (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete. 2016-05-16 Wilco Dijkstra * config/aarch64/aarch64.md (add3_compareC_cconly_imm): Remove use of %w. (add3_compareC_imm): Likewise. (si3_uxtw): Split into register and immediate variants. (andsi3_compare0_uxtw): Likewise. (and3_compare0): Likewise. (and3nr_compare0): Likewise. (stack_protect_test_): Don't use %x for memory operands. 2016-05-16 Matthew Fortune * config/mips/mips-cpus.def (p5600): Add multi-line brackets. 2016-05-16 Wilco Dijkstra * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_3): Split integer shifts into shift_reg and bfm. (aarch64_lshr_sisd_or_int_3): Likewise. (aarch64_ashr_sisd_or_int_3): Likewise. (ror3_insn): Likewise. (si3_insn_uxtw): Likewise. (3_insn): Change to rotate_imm. (extr5_insn_alt): Likewise. (extrsi5_insn_uxtw): Likewise. (extrsi5_insn_uxtw_alt): Likewise. 2016-05-16 Matthew Wahab * doc/tm.texi: Regenerate. * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove. (TARGET_INVALID_RETURN_TYPE): Remove. * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and TARGET_INVALID_RETURN_TYPE. * target.def (invalid_parameter_type): Remove. (invalid_return_type): Remove. 2016-05-16 Jan Hubicka * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic on estimating thunk bodies; do not set inline_failed to CIF_THUNK for calls from thunk. * ipa-inline-transform.c (inline_call): When inlining into thunk produce gimple body. (preserve_function_body_p): No need to preserve function body * cif-codes.def (CIF_THUNK): Remove. * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable. 2016-05-16 Jan Hubicka * tree-inline.c (expand_call_inline): recurse after inlining thunk. 2016-05-16 Jan Hubicka * tree.c (free_lang_data_in_decl): Also set target/optimization flags for thunks. 2016-05-16 Jan Hubicka * ipa-inline.c (report_inline_failed_reason): Look into thunks, too (inline_small_functions): Do not look for function symbol when resetting caches. 2016-05-16 Jan Hubicka * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling of inline thunks 2016-05-16 Matthew Wahab Ramana Radhakrishnan Jiong Wang * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE. Define __ARM_FP16_ARGS when appropriate. * config/arm/arm.c (arm_invalid_parameter_type): Remove declaration. (arm_invalid_return_type): Likewise. (TARGET_INVALID_PARAMETER_TYPE): Remove. (TARGET_INVALID_RETURN_TYPE): Remove. (aapcs_vfp_sub_candidate): Allow HFmode. (aapcs_vfp_allocate): Add comment. Support HFmode. (aapcs_vfp_allocate_return_reg): Likewise. (struct aapcs_cp_arg_layout): Slightly reword comments for is_return_candidate and allocate_return_reg. (output_mov_vfp): Update assert. (arm_hard_regno_mode_ok): Remove comment, update HF-mode condition. (arm_invalid_parameter_type): Remove. (amr_invalid_return_type): Remove. * config/arm/arm.h (TARGET_NEON_FP16): Fix definition. * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP. * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP. 2016-05-16 Matthew Wahab * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove. * config/aarch64/arch64-protos.h (aarch64_legitimize_reload_address): Remove. * config/aarch64/aarch64.c (aarch64_legitimize_reload_address): Remove. 2016-05-16 Eric Botcazou * configure.ac: Add ACX_NONCANONICAL_HOST. * configure: Regenerate. * Makefile.in: Set host_noncanonical. 2016-05-14 Uros Bizjak PR target/71097 * config/i386/i386.md (*movtf_internal): Before register allocation, do not allow FP constants for CM_MEDIUM memory model, allow only standard FP constants for CM_LARGE and CM_LARGE_PIC models. (*movxf_internal): Ditto. (*movdf_internal): Ditto. (*movsf_internal): Ditto. 2016-05-13 Segher Boessenkool PR rtl-optimization/67483 * combine.c (make_compound_operation): Don't call extract_left_shift with negative shift amounts. 2016-05-13 Jakub Jelinek PR bootstrap/71071 * fold-const.c (fold_checksum_tree): Allow modification of TYPE_ALIAS_SET during folding. * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue, ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro. (ix86_split_to_parts): Likewise. Fix up formatting. 2016-05-13 H.J. Lu * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in printf format. 2016-05-13 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New. (nvptx_name_replacement): Delete. (write_fn_proto, write_fn_proto_from_insn, nvptx_output_call_insn): Remove nvptx_name_replacement call. (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override. * langhooks.c (add_builtin_funcction_common): Call targetm.mangle_decl_assembler_name. * config/nvptx/nvptx.c (write_fn_proto): Handle BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity. 2016-05-13 Martin Liska * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC and PRIu64 in printf format. 2016-05-13 Kyrylo Tkachov * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in comment. 2016-05-13 Kyrylo Tkachov * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Change --param max-completely-peeled-times to --param max-completely-peel-times in dump file printing. 2016-05-13 Richard Biener PR tree-optimization/42587 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF. (find_bswap_or_nop_1): Likewise. (bswap_replace): Likewise. 2016-05-13 Martin Liska * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Initialize a variable with default value. 2016-05-13 Martin Liska * doc/invoke.texi: Enhance explanation of error recovery of sanitizers. 2016-05-13 Martin Liska * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style. (struct cost_pair): Change inv_expr_id (int) to inv_expr (iv_inv_expr_ent *). (struct iv_inv_expr_ent): Comment struct fields. (sort_iv_inv_expr_ent): New function. (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id. (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with a hash_map between iv_inv_expr_ent and number of usages. (niter_for_exit): Fix coding style. (tree_ssa_iv_optimize_init): Use renamed variable. (determine_base_object): Fix coding style. (alloc_iv): Likewise. (find_interesting_uses_outside): Likewise. (add_candidate_1): Likewise. (add_standard_iv_candidates): Likewise. (set_group_iv_cost): Replace inv_expr_id with inv_expr. (prepare_decl_rtl): Fix coding style. (get_address_cost): Likewise. (get_shiftadd_cost): Likewise. (force_expr_to_var_cost): Likewise. (compare_aff_trees): Likewise. (get_expr_id): Restructure the function. (get_loop_invariant_expr_id): Renamed to get_loop_invariant_expr. (get_computation_cost_at): Replace usage of inv_expr_id with inv_expr. (get_computation_cost): Likewise. (determine_group_iv_cost_generic): Likewise. (determine_group_iv_cost_address): Likewise. (iv_period): Fix coding style. (iv_elimination_compare_lt): Likewise. (may_eliminate_iv): Likewise. (determine_group_iv_cost_cond): Replace usage of inv_expr_id with inv_expr. (determine_group_iv_costs): Dump invariant expressions. (iv_ca_recount_cost): Use the newly added hash_map. (iv_ca_set_remove_invariants): Fix coding style. (iv_ca_set_add_invariants): Fix coding style. (iv_ca_set_no_cp): Utilize the newly added hash_map for used invariants. (iv_ca_set_cp): Likewise. (iv_ca_new): Initialize the newly added hash_map and remove initialization of fields. (iv_ca_free): Delete the hash_map. (iv_ca_dump): Dump invariant expressions. (iv_ca_extend): Fix coding style. (try_add_cand_for): Likewise. (create_new_ivs): Dump information about # of avg iterations and # of used invariant expressions. (rewrite_use_compare): Fix coding style. (free_loop_data): Set default value for max_inv_expr_id. 2016-05-13 Ilya Enkovich * cse.c (rest_of_handle_cse): Use cleanup_cfg returned value cse_cfg_altered computation. (rest_of_handle_cse2): Likewise. (rest_of_handle_cse_after_global_opts): Likewise. 2016-05-13 Ramana Radhakrishnan PR target/53440 * config/arm/arm.c (arm32_output_mi_thunk): New. (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework to split Thumb1 vs TARGET_32BIT functionality. (arm_thumb1_mi_thunk): New. 2016-05-13 Ramana Radhakrishnan * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set to true. 2016-05-13 Rainer Orth PR target/71080 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp. 2016-05-13 Eric Botcazou * builtins.c (expand_builtin_memcmp): Do not emit the call here. (expand_builtin_trap): Emit a regular call. (set_builtin_user_assembler_name): Remove obsolete cases. * dse.c (scan_insn): Adjust. * except.c: Include calls.h. (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined, emit a regular call to setjmp. * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall. (block_move_libcall_safe_for_call_parm): Use memcpy builtin. (emit_block_move_via_libcall): Delete. (block_move_fn): Delete. (init_block_move_fn): Likewise. (emit_block_move_libcall_fn): Likewise. (emit_block_op_via_libcall): New function. (set_storage_via_libcall): Tidy up and use memset builtin. (block_clear_fn): Delete. (init_block_clear_fn): Likewise. (clear_storage_libcall_fn): Likewise. (expand_assignment): Call emit_block_move_via_libcall. Do not include gt-expr.h. * expr.h (emit_block_op_via_libcall): Declare. (emit_block_copy_via_libcall): New inline function. (emit_block_move_via_libcall): Likewise. (emit_block_comp_via_libcall): Likewise. (block_clear_fn): Delete. (init_block_move_fn): Likewise. (init_block_clear_fn): Likewise. (emit_block_move_via_libcall): Likewise. (set_storage_via_libcall): Add default parameter value. * libfuncs.h (enum libfunc_index): Remove obsolete values. (abort_libfunc): Delete. (memcpy_libfunc): Likewise. (memmove_libfunc): Likewise. (memcmp_libfunc): Likewise. (memset_libfunc): Likewise. (setbits_libfunc): Likewise. (setjmp_libfunc): Likewise. (longjmp_libfunc): Likewise. (profile_function_entry_libfunc): Likewise. (profile_function_exit_libfunc): Likewise. (gcov_flush_libfunc): Likewise. * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL and DECL_VISIBILITY on the declaration. (init_optabs): Do not initialize obsolete libfuncs. * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall. * tree-core.h (ECF_RET1): Define. (ECF_TM_PURE): Adjust. (ECF_TM_BUILTIN): Likewise. * tree.c (set_call_expr_flags): Deal with ECF_RET1. (build_common_builtin_nodes): Initialize abort builtin. Add ECF_RET1 on memcpy, memmove and memset builtins. Pass final flags for alloca and alloca_with_align builtins. * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize obsolete builtins. * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise. * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to set_storage_via_libcall and call emit_block_copy_via_libcall. 2016-05-12 Uros Bizjak * config/i386/i386.md (*call_got_x32): Change operand 0 to DImode before it is passed to ix86_output_call_operand. (*call_value_got_x32): Ditto for operand 1. 2016-05-12 Jiong Wang PR rtl-optimization/70904 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg reload for wide mode. 2016-05-12 Marek Polacek PR c/70756 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration. * langhooks.c (lhd_incomplete_type_error): Add location parameter. * langhooks.h (incomplete_type_error): Likewise. * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location parameter, pass it down to incomplete_type_error. * tree.h (size_in_bytes): New inline overload. (size_in_bytes_loc): Renamed from size_in_bytes. 2016-05-12 Richard Biener PR tree-optimization/71059 * tree-ssa-pre.c (phi_translate_1): Fully fold translated nary before looking up or entering the expression into the VN hashes. * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo. Make sure to re-use NARYs without result as inserted by phi-translation. 2016-05-12 Richard Biener PR tree-optimization/71062 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict field. * tree-ssa-structalias.c (set_uids_in_ptset): Set vars_contains_restrict if the var is a restrict tag. * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict do not disambiguate pointers against it. (dump_points_to_solution): Re-structure and adjust for new vars_contains_restrict flag. * gimple-pretty-print.c (pp_points_to_solution): Likewise. 2016-05-12 Martin Liska * doc/invoke.texi: Explain connection between -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1". 2016-05-12 Ilya Enkovich PR tree-optimization/71006 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't consider COND_EXPR as a mask producer. 2016-05-12 Marek Polacek PR driver/71063 * opts.c (common_handle_option): Detect missing argument for --help^. 2016-05-12 Kyrylo Tkachov PR target/70830 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction when popping the PC and within an interrupt handler routine. Add missing tab to output of "ldmfd". (output_return_instruction): Output LDMFD with SP update rather than POP when returning from interrupt handler. 2016-05-12 Jakub Jelinek * config/i386/i386.md (isa): Add x64_avx512dq, enable if TARGET_64BIT && TARGET_AVX512DQ. * config/i386/sse.md (*vec_extract): Add avx512bw alternatives. (*vec_extract_zext): Add avx512bw alternative. (*vec_extract_0, *vec_extractv4si_0_zext, *vec_extractv2di_0_sse): Use v constraint instead of x constraint. (*vec_extractv4si): Add avx512dq and avx512bw alternatives. (*vec_extractv4si_zext): Add avx512dq alternative. (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives, use v instead of x constraint in other alternatives where possible. * config/i386/sse.md (sse2_loadld): Use v instead of x constraint in alternatives 0,1,4. * config/i386/sse.md (pinsr_evex_isa): New mode attr. (_pinsr): Add 2 alternatives with v constraints instead of x and isa attribute. PR target/71019 * config/i386/sse.md (_packssdw, _packusdw): Make sure EVEX encoded insn is not emitted unless TARGET_AVX512BW. (_packuswb, _packsswb): Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x" for the result operand. * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v constraint instead of x in avx alternatives. Use maybe_evex instead of vex prefix. * config/i386/constraints.md (Yv): New constraint. * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL. * config/i386/i386.md (avx512fvecmode): New mode attr. (*pushtf): Use v constraint instead of x. (*movtf_internal): Likewise. For TARGET_AVX512VL and xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions. (*absneg2): Use Yv constraint instead of x constraint. (*absnegtf2_sse): Likewise. (copysign3_const, copysign3_var): Likewise. * config/i386/sse.md (*andnot3): Add avx512vl and avx512f alternatives. (*andnottf3, *3, *tf3): Likewise. 2016-05-12 Richard Biener PR tree-optimization/71060 * tree-data-ref.c (initialize_data_dependence_relation): Do not require exact match of DR_BASE_OBJECT but only matching address and type. 2016-05-12 Richard Biener PR tree-optimization/70986 * cfganal.c: Include cfgloop.h. (dfs_find_deadend): Prefer to take edges exiting loops. 2016-05-11 Bill Schmidt * gcc.target/powerpc/pr70963.c: Require at least power8 at both compile and run time. 2016-05-11 Mikhail Maltsev PR c/43651 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option. 2016-05-11 Uros Bizjak * config/i386/i386.c (legitimize_pic_address): Use copy_to_suggested_reg instead of gen_movsi. 2016-05-11 Michael Meissner * config/rs6000/predicates.md (quad_memory_operand): Move most of the code into quad_address_p and call it to share code with vsx_quad_dform_memory_operand. (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector d-form support. * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask bit instead of being a separate word. Split -mpower9-dform into two switches, -mpower9-dform-scalar and -mpower9-dform-vector. * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask for the register class supporting 128-bit quad word memory offsets. (mode_supports_vsx_dform_quad): Helper function to return if the register class uses quad word memory offsets. (rs6000_debug_addr_mask): Add support for quad word memory offsets. (rs6000_debug_reg_global): Always print if we are using LRA or not. (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form instructions are enabled, set up the appropriate addr_masks for 128-bit types. (rs6000_init_hard_regno_mode_ok): wb constraint is now based on -mpower9-dform-scalar, instead of -mpower9-dform. (rs6000_option_override_internal): Split -mpower9-dform into two switches, -mpower9-dform-scalar and -mpower9-dform-vector. The -mpower9-dform switch sets or clears both. If we are not using the LRA register allocator, do not enable -mpower9-dform-vector by default. If we are using LRA, enable -mpower9-dform-vector and -mvsx-timode if it is appropriate. Issue a warning if either -mpower9-dform-vector or -mvsx-timode are explicitly used without enabling LRA. (quad_address_offset_p): New helper function to return if the offset is legal for quad word memory instructions. (quad_address_p): New function to determin if GPR or vector register quad word memory addresses are legal. (mem_operand_gpr): Validate quad word address offsets. (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector d-form (register + offset) instructions. (offsettable_ok_by_alignment): Likewise. (rs6000_legitimate_offset_address_p): Likewise. (legitimate_lo_sum_address_p): Likewise. (rs6000_legitimize_address): Likewise. (rs6000_legitimize_reload_address): Add more debug statements for -mdebug=addr. (rs6000_legitimate_address_p): Add support for ISA 3.0 vector d-form instructions. (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector d-form instructions. Distinguish different cases in debug output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector d-form instructions. (rs6000_preferred_reload_class): Likewise. (rs6000_output_move_128bit): Add support for ISA 3.0 d-form instructions. If ISA 3.0 is available, generate lxvx/stxvx instead of the ISA 2.06 indexed memory instructions. (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions, use them to save/restore the saved vector registers instead of using Altivec instructions. (rs6000_emit_epilogue): Likewise. (rs6000_lra_p): Use TARGET_LRA instead of the old option word. (rs6000_opt_masks): Split -mpower9-dform into -mpower9-dform-scalar and -mpower9-dform-vector. (rs6000_print_options_internal): Print -mno- if was not selected. * config/rs6000/vsx.md (p9_vecload_): Delete hack to emit ISA 3.0 vector indexed memory instructions, and fold the code into the normal mov patterns. (p9_vecstore_): Likewise. (vsx_mov): Add support for ISA 3.0 vector d-form instructions. (vsx_movti_64bit): Likewise. (vsx_movti_32bit): Likewise. * config/rs6000/constraints.md (wO constraint): New constraint for ISA 3.0 vector d-form support. * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use -mpower9-dform-scalar instead of -mpower9-dform. Add note not to include -mpower9-dform-vector until we switch over to LRA. (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two. switches, -mpower9-dform-scalar and -mpower9-dform-vector. * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration. * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation for -mpower9-dform and -mlra. * doc/md.texi (wO constraint): Document wO constraint. 2016-05-11 Alexander Monakov * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'. * genautomata.c (output_internal_insn_code_evaluation): Simplify. Move handling of non-insn arguments inline into the sole user: (output_trans_func): ...here. (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *' in emitted function prototype. (output_internal_insn_latency_func): Ditto. Simplify. (output_internal_maximal_insn_latency_func): Ditto. Delete always-unused argument. (output_insn_latency_func): Ditto. (output_maximal_insn_latency_func): Ditto. 2016-05-11 Richard Biener PR tree-optimization/71055 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting sth with precision not equal to access size verify we don't chop off bits. 2016-05-11 Richard Biener PR debug/71057 * dwarf2out.c (retry_incomplete_types): Set early_dwarf. (dwarf2out_finish): Move retry_incomplete_types call ... (dwarf2out_early_finish): ... here. 2016-05-11 Richard Biener PR middle-end/71002 * alias.c (reference_alias_ptr_type): Preserve alias-set zero if the langhook insists on it. * fold-const.c (make_bit_field_ref): Add arg for the original reference and preserve its alias-set. (decode_field_reference): Take exp by reference and adjust it to the original memory reference. (optimize_bit_field_compare): Adjust callers. (fold_truth_andor_1): Likewise. * gimplify.c (gimplify_expr): Adjust in-SSA form test. 2016-05-11 Ilya Enkovich PR middle-end/70807 * cfgrtl.h (delete_insn_and_edges): Now return bool. * cfgrtl.c (delete_insn_and_edges): Likewise. * config/i386/i386.c (convert_scalars_to_vector): Remove redundant code. * cse.c (cse_insn): Compute cse_cfg_altered. (delete_trivially_dead_insns): Likewise. (cse_cc_succs): Likewise. (rest_of_handle_cse): Free dominance info if required. (rest_of_handle_cse2): Likewise. (rest_of_handle_cse_after_global_opts): Likewise. 2016-05-11 Alan Modra * config/rs6000/rs6000.c (is_complex_IBM_long_double, abi_v4_pass_in_fpr): New functions. (rs6000_function_arg_boundary): Exclude complex IBM long double from 64-bit alignment when ABI_V4. (rs6000_function_arg, rs6000_function_arg_advance_1, rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr. 2016-05-10 Segher Boessenkool PR rtl-optimization/71028 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional jump with just a return in the fallthrough block if the branch block contains just a return as well. 2016-05-10 Marc Glisse * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with... * match.pd ((X & Y) ^ Y): ... this. ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y) | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations. 2016-05-10 David Malcolm * read-md.c (require_char_ws): New function. (read_string): Simplify using require_char_ws. (handle_constants): Likewise. (handle_enum): Likewise. (handle_file): Likewise. * read-md.h (require_char_ws): New declaration. * read-rtl.c (read_conditions): Simplify using require_char_ws. (read_mapping): Likewise. (read_rtx_code): Likewise. (read_nested_rtx): Likewise. 2016-05-10 James Norris * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if offloading is enabled and -fopenacc or -fopenmp is specified. (CRTOFFLOADEND): Likewise. (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN. (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND. 2016-05-10 Uros Bizjak * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit gotoff_operand code paths. Use copy_to_suggested_regs and expand_simple_binop where appropriate. Cleanup. 2016-05-10 Ilya Enkovich PR target/70799 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow integer constants. (dimode_scalar_chain::vector_const_cost): New. (dimode_scalar_chain::compute_convert_gain): Handle constants. (dimode_scalar_chain::convert_op): Likewise. (dimode_scalar_chain::convert_insn): Likewise. 2016-05-10 Pierre-Marie de Rodat * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an unary operation, not a binary one. 2016-05-10 Ilya Enkovich PR middle-end/70877 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle calls with type casted fndecl. 2016-05-10 Ilya Enkovich PR tree-optimization/70786 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR. * calls.c (initialize_argument_information): Bind bounds with corresponding args passed by reference. 2016-05-10 Jakub Jelinek PR target/70927 * config/i386/sse.md (_andnot3), *3): For !TARGET_AVX512DQ and EVEX encoding, use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute accordingly. 2016-05-10 Bill Schmidt PR target/70963 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct code for a zero scale factor. (vsx_xvcvdpuxds_scale): Likewise. 2016-05-10 David Malcolm * diagnostic-show-locus.c (layout::layout): Call show_ruler if show_ruler_p was set on the context. (layout::show_ruler): New method. * diagnostic.h (struct diagnostic_context): Add field "show_ruler_p". 2016-05-10 Richard Biener PR tree-optimization/71039 * tree-ssa-phiprop.c: Include tree-ssa-loop.h. (chk_uses): New function. (propagate_with_phi): Verify we can safely replicate the lhs of an aggregate assignment on all incoming edges. 2016-05-10 Oleg Endo * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func): Forward declare. (rx_atomic_sequence): New class. * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits. (is_interrupt_func, is_fast_interrupt_func): Make non-static and non-inline. (rx_atomic_sequence::rx_atomic_sequence, rx_atomic_sequence::~rx_atomic_sequence): New functions. * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN, CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV, CTRLREG_INTB): New constants. (FETCHOP): New code iterator. (fethcop_name, fetchop_name2): New iterator code attributes. (QIHI): New mode iterator. (atomic_exchange, atomic_exchangesi, xchg_mem, atomic_fetch_si, atomic_fetch_nandsi, atomic__fetchsi, atomic_nand_fetchsi): New patterns. 2016-05-10 Martin Liska * tree-inline.c (remap_dependence_clique): Do not remap debugging statements. 2016-05-10 Andreas Krebbel * config/s390/s390.md ("*vec_cmpdf_cconly") ("*fixuns_truncdfdi2_z13") ("*fixuns_trunc2_z196") ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13") ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX. 2016-05-10 Richard Biener PR tree-optimization/70497 PR tree-optimization/28367 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function split out from ... (visit_reference_op_load): ... here. (vn_reference_lookup_3): Use it to handle subreg-like accesses with simplified BIT_FIELD_REFs. * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs. * tree-complex.c (extract_component): Handle BIT_FIELD_REFs correctly. 2016-05-10 Pierre-Marie de Rodat * dwarf2out.c (add_abstract_origin_attribute): Adjust documentation comment. For BLOCK nodes, add a DW_AT_abstract_origin attribute that points to the DIE generated for the origin BLOCK. (gen_lexical_block_die): Call add_abstract_origin_attribute for blocks from inlined functions. 2016-05-10 Alan Modra PR target/70947 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop regrename modifying insns saving lr before __morestack call. * config/rs6000/rs6000.md (split_stack_return): Similarly for insns restoring lr after __morestack call. 2016-05-09 Jakub Jelinek * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb, lwp_lwpval3, lwp_lwpins3): Remove constraints from expanders. * config/i386/sse.md (vec_interleave_high, vec_interleave_low, _vpermi2var3_maskz, _vpermt2var3_maskz): Likewise. 2016-05-04 Aaron Sawdey * config/rs6000/rs6000.c (rs6000_reassociation_width): Add function for TARGET_SCHED_REASSOCIATION_WIDTH to enable parallel reassociation for power8 and forward. 2016-05-09 Uros Bizjak * config/i386/i386.md (absneg splitters with general regs): Use general_reg_operand predicate. (btsq peephole2): Use x86_64_immediate_operand to check if new value is suitable for immediate operand. Generate emitted insn using RTL expressions. (btcq peephole2): Ditto. (btrq peephole2): Ditto. Generate correct immediate operand for AND masking. 2016-05-09 Richard Sandiford * cfgexpand.c (expand_debug_expr): Fix address offset for negative bitpos. 2016-05-09 Richard Sandiford * tree-affine.c (wide_int_constant_multiple_p): Add missing pointer dereference. 2016-05-09 Richard Biener PR tree-optimization/70985 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when op0 isn't a gimple register. 2016-05-09 Prachi Godbole * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic) (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store) (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l) (i6400_fpu_mult): New cpu units. (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3) (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move) (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d) (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b) (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store) (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1) (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2) (i6400_msa_long_float4, i6400_msa_long_float5) (i6400_msa_long_float8, i6400_msa_fdiv_df) (i6400_msa_fdiv_sf): New reservations. * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp) (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b) (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a) (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d) (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units. (msa_short_int_add, msa_short_logic, msa_short_logic_move_v) (msa_short_cmp, msa_short_float2, msa_short_logic3) (msa_short_store4, msa_long_load, msa_short_store) (msa_long_logic, msa_long_float2, msa_long_float4) (msa_long_float5, msa_long_float8, msa_long_mult) (msa_long_fdiv, msa_long_div): New reservations. 2016-05-09 Robert Suchanek Sameera Deshpande Matthew Fortune Graham Stott Chao-ying Fu * config.gcc: Add MSA header file for mips*-*-* target. * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6) (Ubv8i, Urv8): New constraints. * config/mips/mips-ftypes.def: Add function types for MSA builtins. * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF) (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes. * config/mips/mips-msa.md: New file. * config/mips/mips-protos.h (mips_split_128bit_const_insns): New prototype. (mips_msa_idiv_insns): Likewise. (mips_split_128bit_move): Likewise. (mips_split_128bit_move_p): Likewise. (mips_split_msa_copy_d): Likewise. (mips_split_msa_insert_d): Likewise. (mips_split_msa_fill_d): Likewise. (mips_expand_msa_branch): Likewise. (mips_const_vector_same_val_p): Likewise. (mips_const_vector_same_bytes_p): Likewise. (mips_const_vector_same_int_p): Likewise. (mips_const_vector_shuffle_set_p): Likewise. (mips_const_vector_bitimm_set_p): Likewise. (mips_const_vector_bitimm_clr_p): Likewise. (mips_msa_vec_parallel_const_half): Likewise. (mips_msa_output_division): Likewise. (mips_ldst_scaled_shift): Likewise. (mips_expand_vec_cond_expr): Likewise. * config/mips/mips.c (enum mips_builtin_type): Add MIPS_BUILTIN_MSA_TEST_BRANCH. (mips_gen_const_int_vector_shuffle): New prototype. (mips_const_vector_bitimm_set_p): New function. (mips_const_vector_bitimm_clr_p): Likewise. (mips_const_vector_same_val_p): Likewise. (mips_const_vector_same_bytes_p): Likewise. (mips_const_vector_same_int_p): Likewise. (mips_const_vector_shuffle_set_p): Likewise. (mips_symbol_insns): Forbid loading symbols via immediate for MSA. (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and stores. (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for MSA. (mips_lx_address_p): Add support load indexed address for MSA. (mips_address_insns): Add calculation of instructions needed for stores and loads for MSA. (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle CONST_VECTOR for MSA and let it fall through. (mips_ldst_scaled_shift): New function. (mips_subword_at_byte): Likewise. (mips_msa_idiv_insns): Likewise. (mips_legitimize_move): Validate MSA moves. (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add calculation of costs for MSA division. (mips_split_move_p): Check if MSA moves need splitting. (mips_split_move): Split MSA moves if necessary. (mips_split_128bit_move_p): New function. (mips_split_128bit_move): Likewise. (mips_split_msa_copy_d): Likewise. (mips_split_msa_insert_d): Likewise. (mips_split_msa_fill_d): Likewise. (mips_output_move): Handle MSA moves. (mips_expand_msa_branch): New function. (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers. Reinstate 'y' modifier. (mips_file_start): Add MSA .gnu_attribute. (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in FPRs. (mips_hard_regno_nregs): Always return 1 for MSA supported mode. (mips_class_max_nregs): Add register size for MSA supported mode. (mips_cannot_change_mode_class): Allow conversion between MSA vector modes and TImode. (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v instruction. (mips_secondary_reload_class): Force MSA loads/stores via memory. (mips_preferred_simd_mode): Add preffered modes for MSA. (mips_vector_mode_supported_p): Add MSA supported modes. (mips_autovectorize_vector_sizes): New function. (mips_msa_output_division): Likewise. (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET) (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros. (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h) (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d) (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h) (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w) (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v) (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b) (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v) (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w) (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b) (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w) (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b) (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w) (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b) (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w) (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b) (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w) (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b) (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w) (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b) (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w) (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d) (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w) (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w) (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w) (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w) (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w) (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w) (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w) (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d) (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w) (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d) (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d) (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d) (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h) (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d) (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h) (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d) (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h) (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d) (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h) (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d) (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h) (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d) (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h) (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d) (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w) (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h) (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v) (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b) (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w) (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b) (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w) (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h) (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b) (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d) (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w) (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h) (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b) (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d) (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w) (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h) (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v) (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w) (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d) (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b) (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w) (CODE_FOR_msa_ldi_d): New code_aliasing macros. (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b, slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b, srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b, srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b, srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b, srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d, bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w, bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h, bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b, binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w, binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h, binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b, addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d, subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w, max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b, max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w, maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h, mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b, mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d, min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d, ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w, clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b, clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w, clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h, clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b, clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h, st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h, sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b, adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w, adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b, ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d, aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h, aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d, subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h, subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w, subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b, asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d, maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w, msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h, div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h, hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h, hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b, mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d, dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d, dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d, dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d, sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w, splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b, pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d, ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d, ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w, ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v, ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v, bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v, fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w, pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w, nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b, copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w, insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h, bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d, fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d, fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d, fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w, fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d, fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w, fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d, fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d, fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h, fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d, fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h, mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h, msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w, fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d, flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w, ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w, ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d, ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa, move_v builtins. (mips_get_builtin_decl_index): New array. (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI) (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF) (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI) (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New. (mips_init_builtins): Initialize mips_get_builtin_decl_index array. (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target hook. (mips_expand_builtin_insn): Prepare operands for CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w, CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b, CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w, CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b, CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w, CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b, CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w, CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b, CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w, CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w, CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b, CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w, CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b, CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w, CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b, CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w, CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b, CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w, CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b, CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b, CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d, CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w, CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h, CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b, CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b, CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b, CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b, CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w, CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b, CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w, CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b, CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d, CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w, CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d. (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH. (mips_set_compression_mode): Disallow MSA with MIPS16 code. (mips_option_override): -mmsa requires -mfp64 and -mhard-float. These are set implicitly and an error is reported if overridden. (mips_expand_builtin_msa_test_branch): New function. (mips_expand_msa_shuffle): Likewise. (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes. (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook. (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise. (mips_expand_vec_unpack): Add support for MSA. (mips_expand_vector_init): Likewise. (mips_expand_vi_constant): Use CONST0_RTX (element_mode) instead of const0_rtx. (mips_msa_vec_parallel_const_half): New function. (mips_gen_const_int_vector): Likewise. (mips_gen_const_int_vector_shuffle): Likewise. (mips_expand_msa_cmp): Likewise. (mips_expand_vec_cond_expr): Likewise. * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width. (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is specified. (ASM_SPEC): Pass mmsa and mno-msa to the assembler. (ISA_HAS_MSA): New macro. (UNITS_PER_MSA_REG): Likewise. (BITS_PER_MSA_REG): Likewise. (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA. (MSA_REG_FIRST): New macro. (MSA_REG_LAST): Likewise. (MSA_REG_NUM): Likewise. (MSA_REG_P): Likewise. (MSA_REG_RTX_P): Likewise. (MSA_SUPPORTED_MODE_P): Likewise. (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA. (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31. * config/mips/mips.md: Include mips-msa.md. (alu_type): Add simd_add. (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF. (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd, simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins, simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp, simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat, simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt, simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic, simd_move, simd_load, simd_store. Choose "multi" for moves for "qword_mode". (qword_mode): New attribute. (insn_count): Add instruction count for quad moves. Increase the count for MIPS SIMD division. (UNITMODE): Add UNITMODEs for vector types. (addsub): New code iterator. * config/mips/mips.opt (mmsa): New option. * config/mips/msa.h: New file. * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is specified. * config/mips/mti-linux.h: Likewise. * config/mips/predicates.md (const_msa_branch_operand): New constraint. (const_uimm3_operand): Likewise. (const_uimm4_operand): Likewise. (const_uimm5_operand): Likewise. (const_uimm8_operand): Likewise. (const_imm5_operand): Likewise. (aq10b_operand): Likewise. (aq10h_operand): Likewise. (aq10w_operand): Likewise. (aq10d_operand): Likewise. (const_m1_operand): Likewise. (reg_or_m1_operand): Likewise. (const_exp_2_operand): Likewise. (const_exp_4_operand): Likewise. (const_exp_8_operand): Likewise. (const_exp_16_operand): Likewise. (const_vector_same_val_operand): Likewise. (const_vector_same_simm5_operand): Likewise. (const_vector_same_uimm5_operand): Likewise. (const_vector_same_uimm6_operand): Likewise. (const_vector_same_uimm8_operand): Likewise. (par_const_vector_shf_set_operand): Likewise. (reg_or_vector_same_val_operand): Likewise. (reg_or_vector_same_simm5_operand): Likewise. (reg_or_vector_same_uimm6_operand): Likewise. * doc/extend.texi (MIPS SIMD Architecture Functions): New section. * doc/invoke.texi (-mmsa): Document new option. 2016-05-09 Rainer Orth * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify. * configure: Regenerate. * config.in: Regenerate. * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error on -fvtable-verify. * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define. (ENDFILE_VTV_SPEC): Define. 2016-05-09 Kaushik Phatak * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related registers in all interrupt handlers if necessary. (rl78_option_override): Add warning. (MUST_SAVE_MDUC_REGISTERS): New macro. (rl78_expand_epilogue): Restore the MDUC registers if necessary. * config/rl78/rl78.c (check_mduc_usage): New function. (mduc_regs): New structure to hold MDUC register data. * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute. (mulsi3_g13): Add is_g13_muldiv_insn attribute. (udivmodsi4_g13): Add is_g13_muldiv_insn attribute. (mulhi3_g13): Add is_g13_muldiv_insn attribute. * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option. * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts. 2016-05-09 Bin Cheng * tree-if-conv.c (tree-ssa-loop.h): Include header file. (tree-ssa-loop-niter.h): Ditto. (idx_within_array_bound, ref_within_array_bound): New functions. (ifcvt_memrefs_wont_trap): Check if array ref is within bound. Factor out check on writable base object to ... (base_object_writable): ... here. 2016-05-09 Kyrylo Tkachov * config/arm/arm.md (probe_stack): Add modes to set source and destination. 2016-05-09 Bernd Schmidt * regrename.c (base_reg_class_for_rename): New static function. (scan_rtx_address, scan_rtx): Use it instead of base_reg_class. 2016-05-08 Jan Hubicka * cgraph.c (thunk_adjust): Export. * cgraphclones.c (cgraph_node::create_clone): Clone thunk info. * cgraphunit.c (thunk_adjust): Export. (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined thunks. * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are inlinable. * tree-inline.c (expand_call_inline): Expand thunks inline. 2016-05-08 Uros Bizjak PR target/70998 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern. (*sse2_vd_cvtss2sd): Ditto. * config/i386/i386.md (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter): Generate *sse2_vd_cvtsd2ss pattern. (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter): Generate *sse2_vd_cvtss2sd pattern. 2016-05-08 Oleg Endo * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ... * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its users. 2016-05-08 Oleg Endo * config/sh/sh-protos.h (sh_media_register_for_return): Remove. * config/sh/sh.c: Define and declare variables on first use throughout the file. (current_function_interrupt): Change to bool type. (frame_insn): Rename to emit_frame_insn and update users. (push_regs): Use bool for 'interrupt_handler' argument. (save_schedule_s): Remove. (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove. (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and targetm.asm_out.unaligned_op.di. (gen_far_branch): Remove redundant forward declaration. (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry, MAX_TEMPS, save_schedule_ssave_schedule): Remove. (sh_set_return_address, sh_function_ok_for_sibcall, scavenge_reg): Update comments. (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition. (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop. (sh_attr_renesas_p): Remove unnecessary parentheses. (branch_dest): Simplify. * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields. Change force_mem, prototype_p, outgoing, renesas_abi fields to bool. (CUMULATIVE_ARGS): Change macro to typedef. (current_function_interrupt): Change to bool type. (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt): Surround with __cplusplus ifdef. (sh_compare_op0, sh_compare_op1): Remove. (EPILOGUE_USES): Use TARGET_FPU_ANY condition. 2016-05-07 Jim Wilson * config/arm/arm.md: (arch): Add neon. (arch_enabled): Return yes for arch neon when TARGET_NEON. * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add neon_move as type for alt 3. Add arch attr enabling alt 3 for neon. Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust attributes for alt renumbering. Mark alt 3 as non-predicable. (thumb2_movdf_vfp): Likewise. 2016-05-07 Uros Bizjak * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets. (*andqi_1): Add preferred_for_speed attribute to disparage alternative 2 for TARGET_PARTIAL_REG_STALL targets. (*qi_1): Ditto. (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage alternative 1 for TARGET_PARTIAL_REG_STALL targets. (*ashlqi3_1): Ditto. (*swap): Merge from *swap_1 and *swap_2 patterns. Add preferred_for_size attribute to disparage alternative 0 and preferred_for_speed attribute to disparage alternative 1 for TARGET_PARTIAL_REG_STALL targets. 2016-05-07 Tom de Vries PR tree-optimization/70956 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL def. 2016-05-07 Oleg Endo * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function. * config/sh/sh.c (sh_cbranch_distance): Implement it. * config/sh/sh.md (branch_zero): Remove define_attr. (define_delay): Disable delay slot if branch distance is one insn. 2016-05-06 Uros Bizjak * config/i386/i386.md (LEAMODE): New mode attribute. (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute. (ashift to LEA splitter): Rewrte splitter using SWI mode iterator and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as operand 2 predicate. (*lea_general_2): Use VOIDmode for const248_operand. (*lea_general_3): Ditto. (*lea_general_4): Use VOIDmode for const_0_to_3_operand. 2016-05-06 Jakub Jelinek * genmddump.c (main): Convert argv from char ** to const char **. 2016-05-06 David Malcolm * coretypes.h (OVERRIDE): New macro. (FINAL): New macro. 2016-05-06 Eric Botcazou * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case, allow coalescing if the types are compatible. 2016-05-06 David Malcolm * pass_manager.h (pass_manager::register_pass_name): New method. (pass_manager::get_pass_by_name): New method. (pass_manager::create_pass_tab): New method. (pass_manager::m_name_to_pass_map): New field. * passes.c (name_to_pass_map): Delete global in favor of field "m_name_to_pass_map" of pass_manager. (register_pass_name): Rename from a function to... (pass_manager::register_pass_name): ...this method, updating for renaming of global "name_to_pass_map" to field "m_name_to_pass_map". (create_pass_tab): Rename from a function to... (pass_manager::create_pass_tab): ...this method, updating for renaming of global "name_to_pass_map" to field. (get_pass_by_name): Rename from a function to... (pass_manager::get_pass_by_name): ...this method. (enable_disable_pass): Convert use of get_pass_by_name to a method call, locating the pass_manager singleton. 2016-05-06 David Malcolm * genattr-common.c (main): Convert argv from char ** to const char **. * genattr.c (main): Likewise. * genattrtab.c (main): Likewise. * genautomata.c (initiate_automaton_gen): Likewise. (main): Likewise. * gencodes.c (main): Likewise. * genconditions.c (main): Likewise. * genconfig.c (main): Likewise. * genconstants.c (main): Likewise. * genemit.c (main): Likewise. * genenums.c (main): Likewise. * genextract.c (main): Likewise. * genflags.c (main): Likewise. * genmddeps.c (main): Likewise. * genopinit.c (main): Likewise. * genoutput.c (main): Likewise. * genpeep.c (main): Likewise. * genpreds.c (main): Likewise. * genrecog.c (main): Likewise. * gensupport.c (init_rtx_reader_args_cb): Likewise. (init_rtx_reader_args): Likewise. * gensupport.h (init_rtx_reader_args_cb): Likewise. (init_rtx_reader_args): Likewise. * gentarget-def.c (main): Likewise. * read-md.c (read_md_files): Likewise. * read-md.h (read_md_files): Likewise. 2016-05-06 Uros Bizjak * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand instead of register_and_not_any_fp_reg_operand as operand 0 predicate. * config/i386/predicates.md (register_and_not_any_fp_reg_operand): Remove unused predicate. (register_and_not_fp_reg_operand): Ditto. 2016-05-06 Martin Liska * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec instead of vec as the vector is local to the function. 2016-05-06 Jakub Jelinek * config/i386/sse.md (*v8hi3, *v16qi3): Add avx512bw alternative. * config/i386/sse.md (ashr3): Move before the ashr3 pattern. * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps, *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi, vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (sse_shufps_, sse_storehps, sse_loadhps, sse_storelps, sse_movss, avx2_vec_dup, avx2_vec_dupv8sf_1, sse2_shufpd_, sse2_storehpd, sse2_storelpd, sse2_loadhpd, sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (vec_interleave_lowv4sf, *vec_interleave_highv2df, *vec_interleave_lowv2df): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (sse_movhlps, sse_movlhps): Use v instead of x in vex or maybe_vex alternatives, use maybe_evex instead of vex in prefix. * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use v constraint instead of x. 2016-05-06 Nathan Sidwell * gimple.c (gimple_call_same_target_p): Unique functions are eq. * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq equality first. 2016-05-06 Richard Biener PR tree-optimization/70948 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Properly clobber all fields of va_list for __builtin_va_start. 2016-05-06 Yuri Rumyantsev PR debug/70935 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with loop latch destination. 2016-05-06 Martin Liska * tree-ssa-uninit.c: Apply manual changes to the GNU coding style. (prune_uninit_phi_opnds): Rename from prune_uninit_phi_opnds_in_unrealizable_paths. 2016-05-06 Oleg Endo * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic, mspace): Remove deprecated options. * doc/invoke.texi (SH options): Remove -mspace. 2016-05-06 Oleg Endo * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length. 2016-05-06 Oleg Endo * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar corresponding combine split pattern. 2016-05-06 Oleg Endo PR target/58219 * config/sh/predicates.md (long_displacement_mem_operand): New. * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU. Add movi20, movi20s alternatives. Adjust length attribute for alternatives. (movsi_ie): Allow for any FPU. Adjust length attribute for alternatives. (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length attribute for alternatives. (*mov): Use long_displacement_mem_operand for length attribute. (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust length attribute for alternatives. 2016-05-06 Richard Biener PR tree-optimization/70960 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops. 2016-05-06 Oleg Endo PR target/52933 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants. * config/sh/sh.c (sh_rtx_costs): Add another div0s case. 2016-05-06 Marek Polacek PR sanitizer/70875 * ubsan.c (get_ubsan_type_info_for_type): Remove assert. 2016-05-06 Oleg Endo PR target/54089 * config/sh/sh.md (*rotcr): Add another variant. 2016-05-06 Richard Biener PR middle-end/70931 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields. 2016-05-06 Richard Biener PR middle-end/70941 * fold-const.c (split_tree): Always convert to the original type before negating. 2016-05-06 Richard Biener * fwprop.c (fwprop): Remove duplicate cleanup_cfg call. (fwprop_addr): Likewise. 2016-05-06 Uros Bizjak PR target/70873 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p): New prototype. * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New. * config/i386/i386.md (push mem splitter): Use find_constant_src in the splitter condition. (FP load splitter): Use ix86_standard_x87sse_constant_load_p in the splitter condition. (FP float_extend load splitter): Ditto. 2016-05-05 Uros Bizjak * config/i386/i386.md (peehole2 patterns): Change true_regnum to REGNO in all peephole2 patterns. (post-reload splitters): Change true_regnum to REGNO in post-reload splitters. (zero_extend splitters): Use general_reg_operand and nonimmediate_gr_operand predicates. 2016-05-05 Jakub Jelinek * config/i386/sse.md (_fmadd__mask3): Use v constraint instead of x. 2016-05-05 Alan Modra PR target/68662 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set TARGET_NO_FP_IN_TOC for -mrelocatable. (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant TARGET_RELOCATABLE test. (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise. (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. (ASM_PREFERRED_EH_DATA_FORMAT): Likewise. * config/rs6000/predicates.md (easy_fp_constant): Likewise. * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): Likewise. (rs6000_assemble_integer): Update TARGET_RELOCATABLE test. (rs6000_stack_info): Likewise. (rs6000_elf_asm_out_constructor): Likewise. (rs6000_elf_asm_out_destructor): Likewise. (rs6000_elf_declare_function_name): Likewise. * config/rs6000/rs6000.md (load_toc_aix_di): Likewise. * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC): Don't define. 2016-05-05 Alan Modra * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite. 2016-05-05 Alan Modra * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use out-of-line gpr restore for one or two regs if that would add a save of lr. 2016-05-04 Uros Bizjak PR target/70873 * config/i386/i386.md (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2): Change to post-epilogue_completed late splitter. Use sse_reg_operand as operand 0 predicate. (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2): Ditto. (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2): Ditto. Emit the pattern using RTX. (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter): Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG. (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter): Ditto. (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use sse_reg_operand as operand 0 predicate. (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2): Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg instead of gen_rtx_REG. (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2): Ditto. 2016-05-04 Segher Boessenkool * function.c (emit_use_return_register_into_block): Delete. (gen_return_pattern): Delete. (emit_return_into_block): Delete. (active_insn_between): Delete. (convert_jumps_to_returns): Delete. (emit_return_for_exit): Delete. (thread_prologue_and_epilogue_insns): Delete all code dealing with simple_return for shrink-wrapped blocks. * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the end of blocks that need one. (get_unconverted_simple_return): Delete. (convert_to_simple_return): Delete. * shrink-wrap.c (get_unconverted_simple_return): Delete declaration. (convert_to_simple_return): Ditto. 2016-05-04 Segher Boessenkool * cfgcleanup.c (bb_is_just_return): New function. (try_optimize_cfg): Simplify jumps to return, branches to return, and branches around return. 2016-05-04 Segher Boessenkool * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a branch to a return. 2016-05-04 Jakub Jelinek PR c++/70906 PR c++/70933 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK. * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass), assert flags & OEP_HASH_CHECK, instead of asserting it never happens. Handle TARGET_EXPR. * fold-const.c (operand_equal_p): For hash verification, or in OEP_HASH_CHECK into flags. 2016-05-04 Eric Botcazou * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head comment. (compute_samebase_partition_bases): Fix typo. 2016-05-04 Jakub Jelinek * config/i386/sse.md (vec_interleave_highv8sf, vec_interleave_lowv8sf, vec_interleave_highv4df, vec_interleave_lowv4df): Remove constraints from expanders. * config/i386/sse.md (sse2_movq128): Use v constraint instead of x. 2016-05-04 Jan Hubicka * tree-inline.c (expand_call_inline): Fix path dealing with making lhs of call statement undefined. 2016-05-04 Jan Hubicka * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Check availability on NODE, too. * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise. (cgraph_node::call_for_symbol_and_aliases): Likewise. (varpool_node::call_for_symbol_and_aliase): Likewise. * ipa-pure-const.c (add_new_function): Analyze all bodies. (propagate_pure_const): Propagate across interposable functions, too. (skip_function_for_local_pure_const): Do not skip interposable bodies with aliases. (pass_local_pure_const::execute): Update. 2016-05-04 Marek Polacek * doc/invoke.texi: Document -Wdangling-else. 2016-05-04 Thomas Preud'homme * config.gcc: Error out when conflicting multilib is detected. Do not loop over multilibs since no combination is legal. 2016-05-04 Alan Modra * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct. * config/rs6000/sysv4.h (TARGET_TOC): Simplify. * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op): Align .toc. 2016-05-04 Matthew Fortune * config/mips/mips-cpus.def (p5600): Avoid IMADD by default. Clean up p5600 comments. 2016-05-04 Richard Biener * match.pd: Add BIT_FIELD_REF canonicalizations and vector constructor simplifications. * fold-const.c (fold_ternary_loc): Remove duplicate functionality here. 2016-05-04 Oleg Endo * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates. * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if result.set_rtx is null instead of aborting. * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Always enable. (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A. * config/sh/sh.md (*extendsi2_predec, *mov_load_predec, *mov_store_postinc): New patterns. 2016-05-04 Marc Glisse * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark as commutative. Check both conversions are NOP. ((A & B) OP (C & B)): Remove. 2016-05-04 Alan Modra * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test. 2016-05-04 Alan Modra PR target/70866 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p when cr2,3,4 are all fixed regs. 2016-05-04 Bernd Schmidt PR rtl-optimization/57193 * opts.c (default_options_table): Revert OPT_frename_registers change. * doc/invoke.texi (-frename-registers, -O2): Likewise. 2016-05-03 Martin Sebor PR c++/66561 * builtins.c (fold_builtin_FILE): New function. (fold_builtin_FUNCTION, fold_builtin_LINE): New functions. (fold_builtin_0): Call them. * gimplify.c (gimplify_call_expr): Remove the handling of BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE. PR c++/66561 * doc/extend.texi (Other Builtins): Update __builtin_FILE, __builtin_FUNCTION, and __builtin_LINE to reflect they yield constants. PR c++/66639 * doc/extend.texi (Function Names as Strings): Update __func__, __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to constants. 2016-05-03 Jakub Jelinek Richard Biener PR tree-optimization/70916 * tree-if-conv.c: Include cfganal.h. (pass_if_conversion::execute): Call connect_infinite_loops_to_exit and remove_fake_exit_edges around the optimization pass. 2016-05-03 Jan Hubicka * cgraph.c (symbol_table::create_edge): Set inline_failed. (cgraph_edge::make_direct): Likewise. (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p. * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed. * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code (CIF_THUNK): New code. * ipa-inline-analysis.c (initialize_inline_failed): Preserve CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p. (compute_inline_parameters): Set inline_failed for thunks. (inline_analyze_function): Cleanup. * ipa-inline.c (can_inline_edge_p): Do not deal with call_stmt_cannot_inline_p. (can_early_inline_edge_p): Likewise. (early_inliner): Initialize inline_failed. * lto-cgraph.c (lto_output_edge): Sanity check inline_failed. 2016-05-03 Uros Bizjak * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename from nonimm_ssenomem_operand. (nonimm_ssenomem_operand): New predicate. * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand as operand 0 predicate. (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387. Disable unsupported alternatives using "enabled" attribute. Use register_ssemem_operand as operand 0 predicate. (*fop__1): Use x87nonimm_ssenomem_operand as operand 1 predicate. 2016-05-03 Marek Polacek PR c/70859 * input.c (expansion_point_location): New function. * input.h (expansion_point_location): Declare. 2016-05-03 Pierre-Marie de Rodat * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset occurence with frame_offset_ ones. 2016-05-03 Alan Modra PR rtl-optimization/70890 * ira.c (combine_and_move_insns): When moving def_insn, remove equivs on use_insn. 2016-05-03 Dominik Vogt * config/s390/s390.md ("*rsbg__sll") ("*rsbg__srl"): New define_insns. ("*rsbg__srl_bitmask"): Rename by adding "_bitmask". ("*rsbg__sll_bitmask"): Likewise. 2016-05-03 Alan Modra * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition for SAVE_MULTIPLE/STORE_MULTIPLE. 2016-05-03 Jakub Jelinek * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x. 2016-05-03 Richard Biener * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter default true. (gimplify_arg): Likewise. * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter, re-writing the result to a decl if required. (internal_get_tmp_var): Add allow_ssa parameter and override into_ssa with it. (get_formal_tmp_var): Adjust. (get_initialized_tmp_var): Add allow_ssa parameter. (gimplify_arg): Add allow_ssa parameter and avoid generating SSA names for the result false. (gimplify_call_expr): If the call may return twice do not gimplify parameters into SSA. (prepare_gimple_addressable): Do not allow an SSA name as temporary. (gimplify_modify_expr): Adjust assert. For noreturn calls with a SSA name LHS adjust its def. (gimplify_save_expr): Do not allow an SSA name as save-expr result. (gimplify_one_sizepos): Do not allow an SSA name as a sizepos. (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA. (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands. (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP. (optimize_target_teams): Do not allow SSA names for clause operands. (gimplify_expr): Likewise for where we mark the result addressable. * passes.def (pass_init_datastructures): Remove. * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names. (rewrite_stmt): Likewise. * tree-inline.c (initialize_cfun): Properly transfer SSA state. (replace_locals_op): Replace SSA names. (copy_gimple_seq_and_replace_locals): Init src_cfun. * gimple-low.c (lower_builtin_setjmp): Deal with SSA. * cgraph.c (release_function_body): Free CFG annotations only when we have a CFG. Simplify. * gimple-fold.c (gimplify_and_update_call_from_tree): Use force_gimple_operand instead of get_initialized_tmp_var. * tree-pass.h (make_pass_init_datastructures): Remove. * tree-ssa.c (execute_init_datastructures): Remove. (pass_data_init_datastructures): Likewise. (class pass_init_datastructures): Likewise. (make_pass_init_datastructures): Likewise. * omp-low.c (create_omp_child_function): Init SSA data structures. (grid_expand_target_grid_body): Likewise. * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA name before adding it to names_to_release. (remove_bb): Always release SSA defs. * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR before dereferencing it. * cgraphunit.c (init_lowered_empty_function): Always int SSA data structures. * tree-ssanames.c (release_defs): Remove assert that we are in SSA form. * trans-mem.c (diagnose_tm_1): Handle SSA name function. 2016-05-03 Jakub Jelinek Uros Bizjak PR rtl-optimization/70467 * config/i386/predicates.md (x86_64_hilo_int_operand, x86_64_hilo_general_operand): New predicates. * config/i386/constraints.md (Wd): New constraint. * config/i386/i386.md (mode attr di): Use Wd instead of e. (general_hilo_operand): New mode attr. (add3, sub3): Use instead of . (*add3_doubleword, *sub3_doubleword): Use x86_64_hilo_general_operand instead of . 2016-05-03 Jakub Jelinek PR tree-optimization/70916 * tree-if-conv.c (constant_or_ssa_name): Removed. (fold_build_cond_expr): Use is_gimple_val instead of constant_or_ssa_name. PR tree-optimization/70916 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P. PR target/49244 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h. (optimize_atomic_bit_test_and): New function. (pass_fold_builtins::execute): Use it. * optabs.def (atomic_bit_test_and_set_optab, atomic_bit_test_and_complement_optab, atomic_bit_test_and_reset_optab): New optabs. * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns. * builtins.h (expand_ifn_atomic_bit_test_and): New prototype. * builtins.c (expand_ifn_atomic_bit_test_and): New function. * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET, expand_ATOMIC_BIT_TEST_AND_COMPLEMENT, expand_ATOMIC_BIT_TEST_AND_RESET): New functions. * doc/md.texi (atomic_bit_test_and_set@var{mode}, atomic_bit_test_and_complement@var{mode}, atomic_bit_test_and_reset@var{mode}): Document. * config/i386/sync.md (atomic_bit_test_and_set, atomic_bit_test_and_complement, atomic_bit_test_and_reset): New expanders. (atomic_bit_test_and_set_1, atomic_bit_test_and_complement_1, atomic_bit_test_and_reset_1): New insns. 2016-05-03 Richard Sandiford PR rtl-optimization/70687 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int instead of unsigned HOST_WIDE_INT. 2016-05-03 Bernd Schmidt PR rtl-optimization/44281 * hard-reg-set.h (struct target_hard_regs): New field x_fixed_nonglobal_reg_set. (fixed_nonglobal_reg_set): New macro. * reginfo.c (init_reg_sets_1): Initialize it. * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead of fixed_reg_set. * df-scan.c (df_insn_refs_collect): Asms may reference global regs. 2016-05-03 Bin Cheng PR tree-optimization/56541 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item. * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param. * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro. (any_complicated_phi): new static variable. (aggressive_if_conv): delete. (if_convertible_phi_p): support phis with more than two arguments. (if_convertible_bb_p): remvoe check on aggressive_if_conv and critical pred edges. (ifcvt_split_critical_edges): support phis with more than two arguments by checking new parameter. only split critical edges if needed. (tree_if_conversion): handle simd pragma marked loop using new local variable aggressive_if_conv. check any_complicated_phi. 2016-05-03 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on before using it. 2016-05-03 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber cbase. 2016-05-03 Oleg Endo * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify. (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to define_insn_and_split. (mulsi3_i): New define_insn_and_split. (mulsi3_call): Convert to define_insn. (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact): Remove constraints. 2016-05-02 Michael Meissner * machmode.h (mode_complex): Add support to give the complex mode for a given mode. (GET_MODE_COMPLEX_MODE): Likewise. * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode stored by build_complex_type and gfc_build_complex_type instead of trying to figure out the appropriate mode based on the size. Raise an assertion error, if the type was not set. * genmodes.c (struct mode_data): Add field for the complex type of the given type. (blank_mode): Likewise. (make_complex_modes): Remember the complex mode created in the base type. (emit_mode_complex): Write out the mode_complex array to map a type mode to the complex version. (emit_insn_modes_c): Likewise. * tree.c (build_complex_type): Set the complex type to use before calling layout_type. * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add support for __float128 complex datatypes. (rs6000_hard_regno_mode_ok): Likewise. (rs6000_setup_reg_addr_masks): Likewise. (rs6000_complex_function_value): Likewise. * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise. __float128 and __ibm128 complex. (FLOAT128_IBM_P): Likewise. (ALTIVEC_ARG_MAX_RETURN): Likewise. * doc/extend.texi (Additional Floating Types): Document that -mfloat128 must be used to enable __float128. Document complex __float128 and __ibm128 support. 2016-05-02 Jakub Jelinek PR target/49244 * gimple.c (gimple_builtin_call_types_compatible_p): Allow char/short arguments promoted to int because of promote_prototypes. 2016-05-02 Uros Bizjak * config/i386/predicates.md (register_ssemem_operand): New predicate. * config/i386/i386.md (*cmpi): Merge from *cmpi_mixed and *cmpi_i387. Disable unsupported alternatives using "enabled" attribute. Use register_ssemem_operand as operand 1 predicate. (*cmpixf_i387): Split XFmode pattern from *cmpi_i387. (*absneg2): Merge from *absneg2_mixed and *absneg2_i387. Disable unsupported alternatives using "enabled" attribute. (*absnegxf2_i387): Split XFmode pattern from *absneg2_i387. 2016-05-02 Nathan Sidwell * omp-low.c (lower_oacc_head_tail): Assert there is at least one marker. (oacc_loop_process): Check mask for loop termination. 2016-05-02 Jan Hubicka * cif-code.def (CIF_THUNK): Add. * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert accidental change. 2016-05-02 Jan Hubicka * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions (dump_inline_summary): Dump it. (fp_expression_p): New predicate. (estimate_function_body_sizes): Use it. (inline_merge_summary): Merge fp_expressions. (inline_read_section): Read fp_expressions. (inline_write_summary): Write fp_expressions. * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math codegen boundary if either caller or callee is !fp_expressions. * ipa-inline.h (inline_summary): Add fp_expressions. * ipa-inline-transform.c (inline_call): When inlining !fp_expressions to fp_expressions be sure the fp generation flags are updated. 2016-05-02 Jakub Jelinek PR rtl-optimization/70467 * cse.c (cse_insn): Handle no-op MEM moves after folding. PR rtl-optimization/70467 * ipa-pure-const.c (check_call): Handle internal calls even in ipa mode like in local mode. 2016-05-02 Bernd Edlinger * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions. 2016-05-02 Marc Glisse * match.pd (X u< X, X u> X): New transformations. 2016-05-02 Marc Glisse * flag-types.h (enum warn_strict_overflow_code): Move ... * coretypes.h: ... here. * fold-const.h (fold_overflow_warning): Declare. * fold-const.c (fold_overflow_warning): Make non-static. (fold_comparison): Move the transformation of X +- C1 CMP C2 into X CMP C2 -+ C1 ... * match.pd: ... here. * gimple-fold.c (fold_stmt_1): Protect with fold_defer_overflow_warnings. 2016-05-02 Nathan Sidwell * omp-low.c (struct oacc_loop): Add 'inner' field. (new_oacc_loop_raw): Initialize it to zero. (oacc_loop_fixed_partitions): Initialize it. (oacc_loop_auto_partitions): Partition outermost loop to outermost available partitioning. 2016-05-02 Claudiu Zissulescu * config/arc/arc.md (mulsidi3): Change operand 0 predicate to register_operand. (umulsidi3): Likewise. (indirect_jump): Fix jump instruction assembly patterns. 2016-05-02 Thomas Schwinge PR target/70860 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun. (nvptx_function_value): Assert non-NULL cfun. 2016-05-02 Eric Botcazou PR rtl-optimization/70886 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values. * cselib.h (rtx_equal_for_cselib_1): Declare. (rtx_equal_for_cselib_p: New inline function. * cselib.c (rtx_equal_for_cselib_p): Delete. (rtx_equal_for_cselib_1): Make public. 2016-05-02 Uros Bizjak * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate. (register_mixssei387nonimm_operand): Remove predicate. * config/i386/i386.md (*fop__comm): Merge from *fop__comm_mixed and *fop__comm_i387. Disable unsupported alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives. (*fop__1): Merge from *fop__1_mixed and *fop__1_i387. Disable unsupported alternatives using "enabled" attribute. Use nonimm_ssenomem_operand as operand 1 predicate. Also check X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives. 2016-05-02 Richard Sandiford * tree.c (cst_and_fits_in_hwi): Simplify. 2016-05-02 Richard Sandiford * tree.h (wi::to_wide): New function. * expr.c (expand_expr_real_1): Use wi::to_wide. * fold-const.c (int_const_binop_1): Likewise. (extract_muldiv_1): Likewise. 2016-05-02 Richard Sandiford * wide-int.h: Update offset_int and widest_int documentation. (WI_SIGNED_SHIFT_RESULT): New macro. (wi::binary_shift): Define signed_shift_result_type for shifts on offset_int- and widest_int-like types. (generic_wide_int): Support <<= and >>= if << and >> are supported. * tree.h (int_bit_position): Use shift operators instead of wi:: shifts. * alias.c (adjust_offset_for_component_ref): Likewise. * expr.c (get_inner_reference): Likewise. * fold-const.c (fold_comparison): Likewise. * gimple-fold.c (fold_nonarray_ctor_reference): Likewise. * gimple-ssa-strength-reduction.c (restructure_reference): Likewise. * tree-dfa.c (get_ref_base_and_extent): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise. (stmt_kills_ref_p): Likewise. * tree-ssa-ccp.c (bit_value_binop_1): Likewise. * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. (ao_ref_init_from_vn_reference): Likewise. 2016-05-02 Richard Sandiford * wide-int.h: Update offset_int and widest_int documentation. (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro. (wi::binary_traits): Allow ordered comparisons between offset_int and offset_int, between widest_int and widest_int, and between either of these types and basic C types. (operator <, <=, >, >=): Define for the same combinations. * tree.h (tree_int_cst_lt): Use comparison operators instead of wi:: comparisons. (tree_int_cst_le): Likewise. * gimple-fold.c (fold_array_ctor_reference): Likewise. (fold_nonarray_ctor_reference): Likewise. * gimple-ssa-strength-reduction.c (record_increment): Likewise. * tree-affine.c (aff_comb_cannot_overlap_p): Likewise. * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise. * tree-sra.c (completely_scalarize): Likewise. * tree-ssa-alias.c (stmt_kills_ref_p): Likewise. * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise. * tree-vrp.c (extract_range_from_binary_expr_1): Likewise. (check_for_binary_op_overflow): Likewise. (search_for_addr_array): Likewise. * ubsan.c (ubsan_expand_objsize_ifn): Likewise. 2016-05-02 Claudiu Zissulescu * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword. (arc_save_restore): Likewise. (arc_dwarf_register_span): Likewise. (arc_output_pic_addr_const): Initialize suffix variable. 2016-05-02 Martin Liska * symbol-summary.h (function_summary::function_summary): Remove checking assert for all cgraph nodes. (function_summary::get): Check summary_uid. (symtab_insertion): Check summary_uid. 2016-05-02 Claudiu Zissulescu * config/arc/arc-protos.h (compact_memory_operand_p): Declare. * config/arc/arc.c (arc_output_commutative_cond_exec): Consider bmaskn instruction. (arc_dwarf_register_span): Remove enum keyword. (compact_memory_operand_p): New function. * config/arc/arc.h (reg_class): Add code density register classes. (REG_CLASS_NAMES): Likewise. (REG_CLASS_CONTENTS): Likewise. * config/arc/arc.md (*movqi_insn): Add code density instructions. (*movhi_insn, *movsi_insn, *movsf_insn): Likewise. (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise. (*cmpsi_cc_c_insn, *movsi_ne): Likewise. * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New constraints. (h, Rcd, Rsd, Rzd): New register constraints. (T): Use compact_memory_operand_p function. * config/arc/predicates.md (compact_load_memory_operand): Remove. 2016-05-02 Oleg Endo * config/sh/sh.md (*negnegt, *movtt): Remove. 2016-05-02 Marek Polacek Tom de Vries PR tree-optimization/70700 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids bigger than FIRST_REF_NODE. 2016-05-02 Oleg Endo PR target/52898 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4, TARGET_CMPEQDI_T. (prepare_cbranch_operands): Don't use scratch register. Assume that function is used when pseudos can be created. (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths. * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created. (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4 define_expand. Allow it only when pseudos can be created. * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete. 2016-05-01 Uros Bizjak * config/i386/constraints.md (BC): Only allow -1 operands. * config/i386/sse.md (mov_internal): Add (v,C) alternative. Add "enabled" attribute. Update XI mode attribute calculation. * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative. (*movoi_internal_avx): Update XI mode attribute calculation. (*movti_internal): Ditto. 2016-05-01 Oleg Endo * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4, cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints. 2016-05-01 Eric Botcazou * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch statement on instruction code. Remove trailing spaces. (altivec_expand_stv_builtin): Likewise. 2016-05-01 Oleg Endo * config/sh/sh.h (TARGET_SH4): Remove and use default implementation. (TARGET_FPU_DOUBLE): Simplify. (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'. * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'. * config/sh/sh.md: Likewise. 2016-05-01 Yoshinori Sato * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT, SH_DIV_STR_FOR_SIZE): Remove. * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT, SH_DIV_STR_FOR_SIZE): Remove. 2016-05-01 Oleg Endo * config/sh/predicates.md (any_register_operand, zero_extend_operand, logical_reg_operand): Delete. (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand, arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand, logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using match_operand and match_test. (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local variables on their first use. Return bool values. * config/sh/sh.h (LOAD_EXTEND_OP): Update comment. * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and arith_reg_operand for input operand. Remove empty constraints. (xorsi3): Delete. (*xorsi3_compact): Rename to xorsi3. (zero_extendsi2): Use arith_reg_operand for input operand. (*zero_extendsi2_disp_mem): Update comment. (mov_nop): Delete. 2016-04-30 Oleg Endo * config/sh/t-sh: Remove SH5 support. * config.gcc: Likewise. * configure: Likewise. 2016-04-30 Rainer Orth * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus. 2016-04-30 Oleg Endo * config/sh/sh.c (register_sh_passes, sh_option_override, sh_print_operand, prepare_move_operands, sh_can_follow_jump): Remove TARGET_SH1 checks. * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P, PROMOTE_MODE): Likewise. * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3, movdi): Likewise. 2016-04-30 Alan Modra * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline restoring when fixed_reg_p, but allow out-of-line or stmw save. Check for user regs later to avoid unnecessary looping over regs. Merge user reg check with non-saved reg check. Don't force inline VR restore when static chain used. (rs6000_frame_related): Omit eh_frame info for user regs when saving. (fixed_regs_p): Delete. 2016-04-30 Alan Modra * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with.. (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum. Update all uses. 2016-04-30 Alan Modra PR target/69645 * config/rs6000/rs6000.c (fixed_reg_p): New function. (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p. Update all uses. 2016-04-30 Alan Modra * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with flag_pic test for Darwin. 2016-04-30 Alan Modra * regs.h (struct reg_info_t): Delete freq_calls_crossed and throw_calls_crossed. (REG_FREQ_CALLS_CROSSED): Delete. (REG_N_THROWING_CALLS_CROSSED): Delete. * regstat.c (regstat_bb_compute_ri): Don't calculate REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED. (dump_reg_info): Don't print call cross frequency. * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED. 2016-04-30 Alan Modra * regs.h (struct reg_info_t): Delete live_length. (REG_LIVE_LENGTH): Delete macro. * regstat.c (regstat_bb_compute_ri): Delete artificial_uses, local_live, local_processed and local_live_last_luid params. Replace bb_index param with bb. Don't set REG_LIVE_LENGTH. Formatting fixes. (regstat_compute_ri): Adjust for above. Don't set REG_LIVE_LENGTH. (dump_reg_info): Don't print live length. * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH with test of setjmp_crosses. Don't set REG_LIVE_LENGTH. Localize loop_depth var. 2016-04-30 Alan Modra * ira.c (enum valid_equiv): New. (validate_equiv_mem): Return enum. (update_equiv_mem): Create replacement in more cases. (add_store_equivs): Update validate_equiv_mem call. 2016-04-30 Alan Modra * ira.c (combine_and_move_insns): Rather than scanning insns, use DF infrastucture to find use and def insns. 2016-04-30 Alan Modra ira.c (combine_and_move_insns): Move invariant conditions.. (ira.c): ..to here. Call combine_and_move_insns before add_store_equivs. Call grow_reg_equivs later. Allocate req_equiv later using max_reg_num() rather than global max_regno. (contains_replace_regs): Delete. (add_store_equivs): Remove contains_replace_regs test. 2016-04-30 Alan Modra * ira.c (struct equiv_mem_data): New. (equiv_mem, equiv_mem_modified): Delete static vars. (validate_equiv_mem_from_store): Use "data" param to communicate.. (validate_equiv_mem): ..from here. 2016-04-30 Alan Modra * ira.c (add_store_equivs, combine_and_move_insns): New functions, split out from.. (update_reg_equivs): ..here. Move allocation and freeing of reg_equiv, and calls to grow_reg_equivs, init_alias_analysis, end_alias_analysis to.. (ira): ..here. 2016-04-30 Alan Modra * ira.c (pdx_subregs): Delete. (struct equivalence): Add pdx_subregs field. (set_paradoxical_subreg): Remove pdx_subregs param. Update pdx_subregs access. (update_equiv_regs): Don't create or free pdx_subregs. Update pdx_subregs access. 2016-04-29 Bill Schmidt * config/rs6000/altivec.h: Change definitions of vec_xl and vec_xst. * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New. (LD_ELEMREV_V2DI): New. (LD_ELEMREV_V4SF): New. (LD_ELEMREV_V4SI): New. (LD_ELEMREV_V8HI): New. (LD_ELEMREV_V16QI): New. (ST_ELEMREV_V2DF): New. (ST_ELEMREV_V2DI): New. (ST_ELEMREV_V4SF): New. (ST_ELEMREV_V4SI): New. (ST_ELEMREV_V8HI): New. (ST_ELEMREV_V16QI): New. (XL): New. (XST): New. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR. (altivec_expand_builtin): Add handling for VSX_BUILTIN_ST_ELEMREV_ and VSX_BUILTIN_LD_ELEMREV_. (rs6000_invalid_builtin): Add error-checking for RS6000_BTM_P9_VECTOR. (altivec_init_builtins): Define builtins used to implement vec_xl and vec_xst. (rs6000_builtin_mask_names): Define power9-vector. * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define. (RS6000_BTM_P9_VECTOR): Define. (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR. * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn. (vsx_ld_elemrev_v2df): Likewise. (vsx_ld_elemrev_v4sf): Likewise. (vsx_ld_elemrev_v4si): Likewise. (vsx_ld_elemrev_v8hi): Likewise. (vsx_ld_elemrev_v16qi): Likewise. (vsx_st_elemrev_v2df): Likewise. (vsx_st_elemrev_v2di): Likewise. (vsx_st_elemrev_v4sf): Likewise. (vsx_st_elemrev_v4si): Likewise. (vsx_st_elemrev_v8hi): Likewise. (vsx_st_elemrev_v16qi): Likewise. * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct grammar. 2016-04-29 Patrick Palka * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split out into ... (simplify_control_stmt_condition_1): ... here. Recurse into BIT_AND_EXPRs and BIT_IOR_EXPRs. 2016-04-29 David Edelsohn PR target/69810 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode. (zero_extendqi2_dot): Revert earlier conversion from define_insn_and_split to define_insn. (zero_extendqi2_dot2): Same. (extendqi2_dot): Same. (extendqi2_dot2): Same. 2016-04-29 Uros Bizjak * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK. (probe_stack): New expander. (probe_stack_): New insn pattern. 2016-04-29 Uros Bizjak * config/i386/i386.md (operations with memory inputs setting flags peephole2): Remove uneeded REG_P checks. Cleanup pattern generation. 2016-04-29 Ilya Enkovich * tree-vect-loop.c (vect_transform_loop): Fix nb_iterations_upper_bound computation for vectorized loop. 2016-04-29 Marek Polacek Jakub Jelinek PR sanitizer/70342 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use TARGET_EXPR_SLOT as a base. 2016-04-29 Andrew Burgess * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint with 'rCm2' constraints to limit possible immediate size. (*load_zeroextendqisi_update): Likewise. (*load_signextendqisi_update): Likewise. (*loadhi_update): Likewise. (*load_zeroextendhisi_update): Likewise. (*load_signextendhisi_update): Likewise. (*loadsi_update): Likewise. (*loadsf_update): Likewise. 2016-04-29 Uros Bizjak * config/i386/predicates.md (constm1_operand): Fix comparison. 2016-04-29 Claudiu Zissulescu * testsuite/gcc.target/arc/ieee_eq.c: New test. 2016-04-29 Oleg Endo * common/config/sh/sh-common.c (sh_option_optimization_table): Remove remaining SH5 related settings. * config/sh/sh-protos.h (shmedia_cleanup_truncate, shmedia_prepare_call_address): Delete. * config/sh/sh.c (sh_print_operand, output_stack_adjust, DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments. * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC, UNSUPPORTED_SH2A): Remove m5 checks. (sh_divide_strategy_e): Remove SH5 division strategies. (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default. * config/sh/sh.md (divsf3): Reinstate define_expand pattern. 2016-04-29 Dominik Vogt * config/s390/s390.c (s390_rtx_costs): Update documentation. 2016-04-29 Andreas Krebbel * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder. * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov"): Change lder to ldr. * config/s390/vector.md ("mov"): Likewise. 2016-04-29 Ulrich Weigand * config/s390/constraints.md ("U", "W"): Invoke s390_mem_constraint with "ZR" and "ZT". * config/s390/s390.c (s390_check_qrst_address): Reject invalid addresses when using LRA. Accept also short displacements for S and T constraints. Do not check for long displacement target for S and T constraints. (s390_mem_constraint): Remove handling of U and W constraints. * config/s390/s390.md (various patterns): Remove the short displacement constraints (Q and R) if a long displacement constraint is present. Add longdisp as required CPU capability. * config/s390/vector.md: Likewise. * config/s390/vx-builtins.md: Likewise. 2016-04-29 Senthil Kumar Selvaraj PR target/60040 * reload1.c (reload): Call finish_spills before restarting reload loop. Skip select_reload_regs if update_eliminables_and_spill returns true. 2016-04-29 Claudiu Zissulescu * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define. * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate. (umulhisi3_imm): Update predicates and constraint letters. (umulhisi3_reg): Declare instruction as commutative. * config/arc/constraints.md (J12, J16): New constraints. * config/arc/predicates.md (short_unsigned_const_operand): New predicate. (arc_short_operand): Likewise. * testsuite/gcc.target/arc/umulsihi3_z.c: New file. 2016-04-29 Richard Biener PR tree-optimization/13962 PR tree-optimization/65686 * tree-ssa-alias.h (ptrs_compare_unequal): Declare. * tree-ssa-alias.c (ptrs_compare_unequal): New function using PTA to compare pointers. * match.pd: Add pattern for pointer equality compare simplification using ptrs_compare_unequal. 2016-04-29 Richard Biener * stor-layout.c (layout_type): Do not build a pointer-to-element type for arrays. 2016-04-29 Uros Bizjak * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2): Use SWI mode iterator. Use general_reg_operand predicate. (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand predicates. 2016-04-29 Jakub Jelinek PR middle-end/70843 * fold-const.c (operand_equal_p): Don't verify hash value equality if arg0 == arg1. * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK and OMP_CLAUSE. 2016-04-28 Jakub Jelinek PR target/70858 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64. (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64, __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di, __builtin_ia32_pdep_di and __builtin_ia32_pext_di. 2016-04-28 Segher Boessenkool * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr to info. Don't initialize separate fields to 0. Clean up formatting a bit. 2016-04-28 Uros Bizjak * config/i386/i386.md (peephole2s for operations with memory inputs): Use SWI mode iterator. (peephole2s for operations with memory outputs): Ditto. Do not check for stack checking probe. (probe_stack): Remove expander. 2016-04-28 Joern Rennecke Andrew Burgess * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L' operands as 32-bits. 2016-04-28 Jason Merrill * gdbinit.in: Skip line-map.h. 2016-04-28 Joern Rennecke Andrew Burgess * config/arc/arc.c (arc_conditional_register_usage): Take TARGET_RRQ_CLASS into account. (arc_print_operand): Support printing 'p' and 's' operands. * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default as 0. (TARGET_RRQ_CLASS): Define. (IS_POWEROF2_OR_0_P): Define. * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi alternatives. (*tst_movb): New define_insn. (*tst): Avoid recognition if it could prevent '*tst_movb' combination; replace c/CnL with c/Chs alternative. (*tst_bitfield_tst): New define_insn. (*tst_bitfield_asr): New define_insn. (*tst_bitfield): New define_insn. (andsi3_i): Add Rrq variant. (extzv): New define_expand. (insv): New define_expand. (*insv_i): New define_insn. (*movb): New define_insn. (*movb_signed): New define_insn. (*movb_high): New define_insn. (*movb_high_signed): New define_insn. (*movb_high_signed + 1): New define_split pattern. (*mrgb): New define_insn. (*mrgb + 1): New define_peephole2 pattern. (*mrgb + 2): New define_peephole2 pattern. * config/arc/arc.opt (mbitops): New option for nps400, uses TARGET_NPS_BITOPS_DEFAULT. * config/arc/constraints.md (q): Make register class conditional. (Rrq): New register constraint. (Chs): New constraint. (Clo): New constraint. (Chi): New constraint. (Cbf): New constraint. (Cbn): New constraint. (C18): New constraint. (Cbi): New constraint. 2016-04-28 Segher Boessenkool * cfganal.c (bitmap_intersection_of_succs): Delete assert checking dst->popcount. (bitmap_intersection_of_preds): Ditto. (bitmap_union_of_succs): Ditto. (bitmap_union_of_preds): Ditto. * sbitmap.c (do_popcount): Delete. (BITMAP_DEBUGGING): Delete. (sbitmap_verify_popcount): Delete. (sbitmap_alloc): Don't initialize the popcount field. (sbitmap_alloc_with_popcount): Delete. (sbitmap_resize): Don't resize the popcount array. (sbitmap_vector_alloc): Don't initialize the popcount field. (bitmap_copy): Don't copy the popcount array. (bitmap_clear): Don't clear the popcount array. (bitmap_clear): Delete the popcount array handling. (bitmap_ior_and_compl): Delete the popcount assert. (bitmap_not): Ditto. (bitmap_and_compl): Ditto. (bitmap_and): Delete the popcount array handling. (bitmap_xor): Ditto. (bitmap_ior): Ditto. (bitmap_or_and): Delete the popcount assert. (bitmap_and_or): Ditto. (popcount_table): Delete. (sbitmap_elt_popcount): Delete. * sbitmap.h (simple_bitmap_def): Delete the popcount field. (bitmap_set_bit): Delete the popcount assert. (bitmap_clear_bit): Ditto. (sbitmap_free): Don't free the popcount array. (sbitmap_alloc_with_popcount): Delete declaration. (sbitmap_popcount): Ditto. 2016-04-28 Joern Rennecke Andrew Burgess * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define. (TARGET_NPS_CMEM_DEFAULT): Provide default definition. * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address. (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated. * config/arc/arc.opt (mcmem): New option. * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative, supply length for r/m alternative. (*extendqisi2_ac): Likewise. (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and r/Uex alternative. (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives. (movhi_insn): Likewise. (movsi_insn): Add r/Ucm,Ucm/w alternatives. (*zero_extendqihi2_i): Add r/Ucm alternative. (*zero_extendqisi2_ac): Likewise. (*zero_extendhisi2_i): Likewise. * config/arc/constraints.md (Uex): New memory constraint. (Ucm): New define_constraint. * config/arc/predicates.md (long_immediate_loadstore_operand): Return 0 for MEM with cmem_address address. (cmem_address_0): New predicates. (cmem_address_1): Likewise. (cmem_address_2): Likewise. (cmem_address): Likewise. 2016-04-28 Segher Boessenkool * config/rs6000/rs6000.c (machine_function): Rename insn_chain_scanned_p to spe_insn_chain_scanned_p. (rs6000_stack_info): Adjust. 2016-04-28 Joern Rennecke Andrew Burgess * config/arc/constraints.md (Usd): Convert to define_constraint. (Us<): Likewise. (Us>): Likewise. 2016-04-28 Jakub Jelinek PR target/70821 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp): Add new peephole2 where the first insn is *mov_or instead of *mov_internal. 2016-04-28 Segher Boesssenkool * tracer.c (bb_seen): Make static. 2016-04-28 Andrew Burgess * common/config/arc/arc-common.c (arc_handle_option): Add NPS400 support, setup defaults. * config/arc/arc-opts.h (enum processor_type): Add NPS400. * config/arc/arc.c (arc_init): Add NPS400 support. * config/arc/arc.h (CPP_SPEC): Add NPS400 defines. (TARGET_ARC700): NPS400 is also an ARC700. * config/arc/arc.opt: Add NPS400 options to -mcpu=. 2016-04-28 Segher Boessenkool PR target/70668 * config/nds32/nds32.md (casesi): Don't access the operands array out of bounds. 2016-04-28 Uros Bizjak * config/i386/i386.md (zeroing peephole2): Use general_reg_operand. (or $-1,reg peephole2): Ditto. (strict_low_part zeroing peephole2): Use SWI12 mode iterator. 2016-04-28 Markus Trippelsdorf * doc/extend.texi (Common Function Attributes) [optimize]: Discourage use of the optimize attribute. 2016-04-28 Bill Seurer * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a special case builtin. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove ALTIVEC_BUILTIN_VEC_ADDE. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add support for ALTIVEC_BUILTIN_VEC_ADDE. * config/rs6000/rs6000.c (altivec_init_builtins): Add definition for __builtin_vec_adde. 2016-04-28 Jakub Jelinek * config/i386/i386.md (sse4_1_round2): Add avx512f alternative. * config/i386/sse.md (sse4_1_round): Likewise. 2016-04-28 Rainer Orth PR testsuite/70595 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Document cilkplus_runtime. 2016-04-28 Martin Jambor * tree-cfg.c (verify_expr): Verify that local declarations belong to this function. Call verify_expr on MEM_REFs and bases of other handled_components. 2016-04-28 Kyrylo Tkachov * internal-fn.c (expand_arith_overflow): Convert preprocessor check for WORD_REGISTER_OPERATIONS to runtime check. 2016-04-28 Claudiu Zissulescu * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler. 2016-04-28 Claudiu Zissulescu * config/arc/arc.c (arc_process_double_reg_moves): Fix for big-endian compilation. * config/arc/arc.md (addf3): Likewise. (subdf3): Likewise. (muldf3): Likewise. 2016-04-28 Richard Biener PR tree-optimization/70840 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even; Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant; Mark x * pow(x,c) -> pow(x,c+1) commutative. Add powi(x,y) * powi(z,y) -> powi(x*z,y). 2015-04-28 Kyrylo Tkachov * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0 and explain why in a comment. 2016-04-28 Claudiu Zissulescu * config/arc/arc.md (cpu_facility): Add fpx variant. (subdf3): Prohibit use reverse sub when assist operations option is enabled. * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub instructions only when FPX is enabled. * testsuite/gcc.target/arc/trsub.c: New test. 2016-04-28 Uros Bizjak * config/i386/i386.md (*fop__1_mixed): Do not check for mult_operator when calculating "type" attribute. (*fop__1_i387): Ditto. (*fop_xf_1_i387): Ditto. (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2. Use std::swap to swap operands. Use RTL expressions to generate converted pattern. 2016-04-28 Claudiu Zissulescu Joern Rennecke * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove declaration. (emit_pic_move): Remove. (arc_eh_uses, insn_is_tls_gd_dispatch): Declare. * config/arc/arc.c (emit_pic_move): Removed. (TARGET_HAVE_TLS): Define. (arc_conditional_register_usage): Test for arc_tp_regno. (arc_print_operand, arc_print_operand_address): Handle TLS unspecs. (arc_needs_pcl_p): New function. (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p. (arc_legitimate_pic_addr_p): Handle TLS unspecs. (arc_raw_symbolic_reference_mentioned_p): Likewise. (arc_get_tp, arc_emit_call_tls_get_addr): New function. (arc_legitimize_tls_address): Likewise. (DTPOFF_ZERO_SYM): Define. (arc_legitimize_pic_address): Make it static, handle TLS cases. (arc_output_pic_addr_const): Print TLS unspecs. (prepare_pic_move): New function, replaces emit_pic_move. (arc_legitimate_constant_p): Handle TLS unspecs. (arc_legitimate_address_p): Likewise. (arc_rewrite_small_data_p): Use assert for TLS constants. (prepare_move_operands): Use prepare_pic_move. (arc_legitimize_address): Legitimize tls addresses. (arc_epilogue_uses): Check for arc_tp_regno. (arc_eh_uses, insn_is_tls_gd_dispatch): New function. * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS): Define. [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC): Likewise. [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add %(arc_tls_extra_start_spec). (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__. (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno. (EH_USES): Define. (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch. * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE) (UNSPEC_TLS_OFF): Add. (R10_REG): Define. (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch) (get_thread_pointersi): New patterns. * config/arc/arc.opt (mtp-regno): New option. * config/arc/predicates.md (move_src_operand): Handle TLS symbols. (move_dest_operand): Likewise. * configure: Regenerate. * configure.ac: Add arc*-*-* case to test for tls. * doc/invoke.texi (ARC options): Document mtp-regno. 2016-04-28 Claudiu Zissulescu * config/arc/arc.c (arc_vector_mode_supported_p): Add support for the new ARC HS SIMD instructions. (arc_preferred_simd_mode): New function. (arc_autovectorize_vector_sizes): Likewise. (TARGET_VECTORIZE_PREFERRED_SIMD_MODE) (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. (arc_init_reg_tables): Accept new ARC HS SIMD modes. (arc_init_builtins): Add new SIMD builtin types. (arc_split_move): Handle 64 bit vector moves. * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD) (TARGET_PLUS_QMACW): Define. * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH) (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H) (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H) (VSUBADD4H): New builtins. * config/arc/simdext.md: Add new ARC HS SIMD instructions. * testsuite/gcc.target/arc/builtin_simdarc.c: New file. 2016-04-28 Eduard Sanou Matthias Klose * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable. 2016-04-28 Richard Biener PR middle-end/70777 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0) canonicalization. 2016-04-28 Oleg Endo * common/config/sh/sh-common.c: Remove SH5 support. * config/sh/constraints.md: Likewise. * config/sh/config/sh/elf.h: Likewise. * config/sh/linux.h: Likewise. * config/sh/netbsd-elf.h: Likewise. * config/sh/predicates.md: Likewise. * config/sh/sh-c.c: Likewise. * config/sh/sh-protos.h: Likewise. * config/sh/sh.c: Likewise. * config/sh/sh.h: Likewise. * config/sh/sh.md: Likewise. * config/sh/sh.opt: Likewise. * config/sh/sync.md: Likewise. * config/sh/sh64.h: Delete. * config/sh/shmedia.h: Likewise. * config/sh/shmedia.md: Likewise. * config/sh/sshmedia.h: Likewise. * config/sh/t-netbsd-sh5-64: Likewise. * config/sh/t-sh64: Likewise. * config/sh/ushmedia.h: Likewise. 2016-04-28 Uros Bizjak * config/i386/i386.md (sign_extend to memory peephole2s): Use general_reg_operand instead of register_operand predicate. 2016-04-27 Prathamesh Kulkarni * params.def (MIN_PARTITION_SIZE): Set default value to 10000. 2016-04-27 Marc Glisse * match.pd (A - B > A, A + B < A): New transformations. 2016-04-27 Patrick Palka * genattrtab.c (write_test_expr): New parameter EMIT_PARENS which defaults to true. Emit an outer pair of parentheses only if EMIT_PARENS. When continuing a chain of && or || (or & or |), don't emit parentheses for the right-hand operand. 2016-04-27 Jeff Law * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment. 2016-04-27 Bill Schmidt * config/rs6000/altivec.md (altivec_lvx_): Remove. (altivec_lvx__internal): Document. (altivec_lvx__2op): New define_insn. (altivec_lvx__1op): Likewise. (altivec_lvx__2op_si): Likewise. (altivec_lvx__1op_si): Likewise. (altivec_stvx_): Remove. (altivec_stvx__internal): Document. (altivec_stvx__2op): New define_insn. (altivec_stvx__1op): Likewise. (altivec_stvx__2op_si): Likewise. (altivec_stvx__1op_si): Likewise. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Expand vec_ld and vec_st during parsing. * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary changes. (altivec_expand_stvx_be): Likewise. (altivec_expand_lv_builtin): Expand lvx built-ins to expose the address-masking behavior in RTL. (altivec_expand_stv_builtin): Expand stvx built-ins to expose the address-masking behavior in RTL. (altivec_expand_builtin): Change builtin code arguments for calls to altivec_expand_stv_builtin and altivec_expand_lv_builtin. (insn_is_swappable_p): Avoid incorrect swap optimization in the presence of lvx/stvx patterns. (alignment_with_canonical_addr): New function. (alignment_mask): Likewise. (find_alignment_op): Likewise. (recombine_lvx_pattern): Likewise. (recombine_stvx_pattern): Likewise. (recombine_lvx_stvx_patterns): Likewise. (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and stvx patterns from expand. * config/rs6000/vector.md (vector_altivec_load_): Use new expansions. (vector_altivec_store_): Likewise. 2016-04-26 Evandro Menezes * config/aarch64/aarch64.md (*movhf_aarch64): Add "movi %0, #0" to zero up register and remove the "fp" attributes. (*movsf_aarch64): Add "movi %0, #0" to zero up register and add the "simd" attributes. (*movdf_aarch64): Likewise. (*movtf_aarch64): Remove the "fp" attributes. * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly. * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise. 2016-04-27 David Malcolm * emit-rtl.c (maybe_set_first_label_num): Strengthen param from rtx to rtx_code_label *. * rtl.h (maybe_set_first_label_num): Likewise. 2016-04-27 David Malcolm * df-core.c (df_add_problem): Make the problem param be const. (df_remove_problem): Make local "problem" be const. * df-problems.c (problem_RD): Make const. (problem_LR): Likewise. (problem_LIVE): Likewise. (problem_MIR): Likewise. (problem_CHAIN): Likewise. (problem_WORD_LR): Likewise. (problem_NOTE): Likewise. (problem_MD): Likewise. * df-scan.c (problem_SCAN): Likewise. * df.h (struct df_problem): Make field "dependent_problem" be const. (struct dataflow): Likewise for field "problem". (df_add_problem): Make param const. 2016-04-27 Uros Bizjak * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when inter-unit moves to/from vector registers are enabled. Do not disable for TARGET_MMX. 2016-04-27 David Malcolm * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR, DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from #define to... (enum df_problem_id): ...this new enum. (struct df_problem): Convert field "id" from "int" to enum df_problem_id. 2016-04-27 David Malcolm * rtl.def: Update comment for "things in the instruction chain" to reflect the removal of the leading "i" field for INSN_UID in r210360. Fix bogus apostrophe. 2016-04-27 Uros Bizjak * config/i386/i386.md (lea arith with mem operand + setcc peephole2): Set operator mode. 2016-04-27 H.J. Lu PR target/70155 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ... (dimode_scalar_to_vector_candidate_p): This. (timode_scalar_to_vector_candidate_p): New function. (scalar_to_vector_candidate_p): Likewise. (timode_check_non_convertible_regs): Likewise. (timode_remove_non_convertible_regs): Likewise. (remove_non_convertible_regs): Likewise. (remove_non_convertible_regs): Renamed to ... (dimode_remove_non_convertible_regs): This. (scalar_chain::~scalar_chain): Make it virtual. (scalar_chain::compute_convert_gain): Make it pure virtual. (scalar_chain::mark_dual_mode_def): Likewise. (scalar_chain::convert_insn): Likewise. (scalar_chain::convert_registers): Likewise. (scalar_chain::add_to_queue): Make it protected. (scalar_chain::emit_conversion_insns): Likewise. (scalar_chain::replace_with_subreg): Likewise. (scalar_chain::replace_with_subreg_in_insn): Likewise. (scalar_chain::convert_op): Likewise. (scalar_chain::convert_reg): Likewise. (scalar_chain::make_vector_copies): Likewise. (scalar_chain::convert_registers): New pure virtual function. (class dimode_scalar_chain): New class. (class timode_scalar_chain): Likewise. (scalar_chain::mark_dual_mode_def): Renamed to ... (dimode_scalar_chain::mark_dual_mode_def): This. (timode_scalar_chain::mark_dual_mode_def): New function. (timode_scalar_chain::convert_insn): Likewise. (dimode_scalar_chain::convert_registers): Likewise. (scalar_chain::compute_convert_gain): Renamed to ... (dimode_scalar_chain::compute_convert_gain): This. (scalar_chain::replace_with_subreg): Renamed to ... (dimode_scalar_chain::replace_with_subreg): This. (scalar_chain::replace_with_subreg_in_insn): Renamed to ... (dimode_scalar_chain::replace_with_subreg_in_insn): This. (scalar_chain::make_vector_copies): Renamed to ... (dimode_scalar_chain::make_vector_copies): This. (scalar_chain::convert_reg): Renamed to ... (dimode_scalar_chain::convert_reg ): This. (scalar_chain::convert_op): Renamed to ... (dimode_scalar_chain::convert_op): This. (scalar_chain::convert_insn): Renamed to ... (dimode_scalar_chain::convert_insn): This. (scalar_chain::convert): Call convert_registers. (convert_scalars_to_vector): Change to scalar_chain pointer to use timode_scalar_chain in 64-bit mode and dimode_scalar_chain in 32-bit mode. Delete scalar_chain pointer. Call free_dominance_info in 64-bit mode. (pass_stv::gate): Remove TARGET_64BIT check. (ix86_option_override): Put the 64-bit STV pass before the CSE pass. 2016-04-27 Pierre-Marie de Rodat * dwarf2out.h (struct dw_loc_descr_node): Remove the dw_loc_frame_offset field. * dwarf2out.c (new_loc_descr): Likewise. (resolve_args_picking_1): Turn the VISITED hash set into a FRAME_OFFSET hash map. Use it to associate a frame offset to visited nodes. Remove uses of the CHECKING_P macro. (resolve_args_picking): Update call to resolve_args_picking_1. 2016-04-27 Martin Liska * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation. (free_loop_data): Release vuses of groups. 2016-04-27 Bin Cheng * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use instead of redundant use_id and boolean have_use_for. (struct iv_use): Change sub_id into group_id. Remove field next. Move fields: related_cands, n_map_members, cost_map and selected to ... (struct iv_group): ... here. New structure. (struct iv_common_cand): Use structure declaration directly. (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields. (MAX_CONSIDERED_USES): Rename macro to ... (MAX_CONSIDERED_GROUPS): ... here. (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete. (dump_iv, dump_use, dump_cand): Refactor format of dump information. (dump_uses): Rename to ... (dump_groups): ... here. Update all uses. (tree_ssa_iv_optimize_init, alloc_iv): Update all uses. (find_induction_variables): Refactor format of dump information. (record_sub_use): Delete. (record_use): Update all uses. (record_group): New function. (record_group_use, find_interesting_uses_op): Call above functions. Update all uses. (find_interesting_uses_cond): Ditto. (group_compare_offset): New function. (split_all_small_groups): Rename to ... (split_small_address_groups_p): ... here. Update all uses. (split_address_groups): Update all uses. (find_interesting_uses): Refactor format of dump information. (add_candidate_1): Update all uses. Remove redundant check on iv, base and step. (add_candidate, record_common_cand): Remove redundant assert. (add_iv_candidate_for_biv): Update use. (add_iv_candidate_derived_from_uses): Update all uses. (add_iv_candidate_for_groups, record_important_candidates): Ditto. (alloc_use_cost_map): Ditto. (set_use_iv_cost, get_use_iv_cost): Rename to ... (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses. (determine_use_iv_cost_generic): Ditto. (determine_group_iv_cost_generic): Ditto. (determine_use_iv_cost_address): Ditto. (determine_group_iv_cost_address): Ditto. (determine_use_iv_cost_condition): Ditto. (determine_group_iv_cost_cond): Ditto. (determine_use_iv_cost): Ditto. (determine_group_iv_cost): Ditto. (set_autoinc_for_original_candidates): Update all uses. (find_iv_candidates): Update all uses. Refactor dump information. (determine_use_iv_costs): Ditto. (determine_iv_costs): Ditto. (iv_ca_cand_for_use): Rename to ... (iv_ca_cand_for_group): ... here. Update all uses. (iv_ca_add_use, iv_ca_add_group): Ditto. (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses. (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto. (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto. (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto. (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto. (create_new_iv, adjust_iv_update_pos): Ditto. (rewrite_use_address): Delete. (rewrite_use_address_1): Rename to ... (rewrite_use_address): ... here. (rewrite_use_compare): Update all uses. (rewrite_use): Delete. (rewrite_uses): Rename to ... (rewrite_groups): ... here. Update all uses. (remove_unused_ivs, free_loop_data): Update all uses. (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto. 2016-04-27 Kyrylo Tkachov * rtlanal.c (nonzero_bits1): Convert preprocessor check for WORD_REGISTER_OPERATIONS to runtime check. 2016-04-27 Richard Biener PR ipa/70760 * tree-ssa-structalias.c (find_func_aliases_for_call): Use aggregate_value_p to determine if a function result is returned by reference. (ipa_pta_execute): Functions having their address taken are not automatically nonlocal. 2016-04-27 Jakub Jelinek PR sanitizer/70683 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK. * fold-const.c (operand_equal_p): If flag_checking and OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK and if it returns non-zero, assert iterative_hash_expr on both args is the same. 2016-04-27 Bernd Schmidt * doc/invoke.texi (-frename-registers): Also enabled at -Os. 2016-04-27 Nick Clifton PR middle-end/49889 * varasm.c (merge_weak): Generate an error if an attempt is made to convert a non-weak static function into a weak, public function. 2016-04-27 Prathamesh Kulkarni * params.def (MAX_PARTITION_SIZE): New param. * doc/invoke.texi: Document lto-max-partition. 2016-04-27 Richard Biener PR ipa/70785 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New function cummulating used_from_other_partition, externally_visible and force_output from aliases. (refered_from_nonlocal_var): Likewise. (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate node flags properly. 2016-04-27 Bernd Schmidt * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size. (-Wmemset-elt-size): New item. 2016-04-27 Eric Botcazou PR ada/70759 * stor-layout.h (internal_reference_types): Delete. * stor-layout.c (reference_types_internal): Likewise. (internal_reference_types): Likewise. (layout_type) : Adjust. 2016-04-27 Jakub Jelinek PR sanitizer/70683 * tree.h (inchash::add_expr): Add FLAGS argument. * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF, use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF. For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same. Formatting fix. Adjust recursive calls. For tcc_comparison, if swap_tree_comparison (code) is smaller than code, hash that and arguments in the other order. Hash CONVERT_EXPR the same as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset of ADDR_EXPR of decl as the decl itself. Add or remove OEP_ADDRESS_OF from recursive flags as needed. For FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two operands commutatively and only the third one normally. For internal CALL_EXPR hash in CALL_EXPR_IFN. 2016-04-27 Sebastian Huber * config/rtems.h (LIB_SPEC): Add -latomic. 2016-04-27 Joel Sherrill * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid xilink.ld and flags not relevant to RTEMS. 2016-04-26 Zhouyi Zhou * toplev.c (backend_init_target): Avoid calling init_reload when using LRA. 2016-04-26 Jakub Jelinek * reorg.c (try_merge_delay_insns): Declare i and j inside the for loops rather than one for the whole function. 2016-04-26 Marc Glisse * match.pd (X + CST CMP X): New transformation. 2016-04-26 Marc Glisse * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED. * fold-const.c (fold_binary_loc): Remove 2 transformations superseded by match.pd. * match.pd (x+x -> x*2): Generalize to integers. 2016-04-26 Bernd Schmidt * config/i386/i386.md (operation on memory peephole): Duplicate an existing peephole and adapt it to match lea rather than an operation that clobbers CC. PR rtl-optimization/57193 * opts.c (default_options_table): Add OPT_frename_registers at -O2 and above. * doc/invoke.texi (-frename-registers, -O2): Update documentation. 2016-04-26 Bin Cheng * tree-if-conv.c (any_pred_load_store): New static variable. (if_convertible_gimple_assign_stmt_p): Remove parameter. Use any_pred_load_store instead of and_mask_load_store. (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto. (if_convertible_loop_p, insert_gimplified_predicates): Ditto. (combine_blocks, tree_if_conversion): Ditto. 2016-04-26 Bin Cheng PR tree-optimization/70771 PR tree-optimization/70775 * tree-if-conv.c (if_convertible_phi_p): Remove check on special virtual PHI nodes. Delete parameter. (if_convertible_loop_p_1): Delete argument to above function. (predicate_all_scalar_phis): Delete code handling single-argument PHIs. (tree_if_conversion): Mark and update virtual SSA. 2016-04-26 Rainer Orth PR target/61821 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default. (x86_elf_aligned_common): Rename to ... (x86_elf_aligned_decl_common): ... this. Add decl arg. Switch to .lbss for largecomm object. Use LARGECOMM_SECTION_ASM_OP. * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect renaming. * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ... (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this. Pass new decl arg. * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define. 2016-04-26 Rainer Orth PR target/59407 * config/i386/i386.c (SECTION_LARGE): Define. (x86_64_elf_select_section): Set it for large data/bss sections. Only clear SECTION_WRITE for .lrodata. (x86_64_elf_section_type_flags): Set SECTION_LARGE for large data/bss sections. * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define. * varasm.c (default_elf_asm_named_section): Grow flagchars. [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for SECTION_MACH_DEP. * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe. * doc/tm.texi: Regenerate. 2016-04-26 Jakub Jelinek PR bootstrap/70704 * configure.ac (--enable-checking): Document extra flag, for non-release builds default to --enable-checking=yes,extra. If misc checking and extra checking, define CHECKING_P to 2 instead of 1. * common.opt (fchecking=): Add. * doc/invoke.texi (-fchecking=): Document. * doc/install.texi: Document --enable-checking changes. * configure: Regenerated. * config.in: Regenerated. 2016-04-25 Uros Bizjak * config/i386/i386.md (*movxi_internal_avx512f): Use insn type attribute instead of which_alternative. * config/i386/sse.md (*mov_internal): Ditto. Use EXT_REX_SSE_REG_P where appropriate. 2016-04-25 Uros Bizjak * config/i386/predicates.md (const0_operand): Do not match const_wide_int code. (const1_operand): Ditto. 2016-04-25 Uros Bizjak * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI for SSE constm1 operands and TARGET_AVX512VL. (*movti_internal): Ditto. (*mov_or): Use constm1_operand predicate. * config/i386/sse.md (*mov_internal): Set mode attribute to XI for SSE vector_all_ones operands and TARGET_AVX512VL. * config/i386/predicates.md (constm1_operand): New predicate. * config/i386/i386.c (standard_sse_constant_opcode): Simplify emission of constant -1 load. 2016-04-25 Jason Merrill * gdbinit.in: Skip is-a.h. * attribs.c (register_scoped_attributes): Fix logic. * attribs.h: Declare register_scoped_attributes. 2016-04-25 Bill Schmidt * config/rs6000/rs6000-builtin.def: Correct pasto error for stxvd2x and stxvw4x built-in functions. 2016-04-25 DJ Delorie * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts. (ashrhi3): Likewise. (lshrhi3): Likewise. 2016-04-25 Richard Biener PR tree-optimization/70780 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block wasn't visited yet. (compute_antic): Mark blocks with abnormal preds as visited as they have a final empty antic-in solution already. 2016-04-25 Michael Collison * ChangeLog(2016-04-25): Fix ChangeLog formatting. 2016-04-25 Michael Collison * config/arm/neon.md (widen_sum): New patterns where mode is VQI to improve mixed mode vectorization. * config/arm/neon.md (vec_sel_widen_ssum_lo3): New define_insn to match low half of signed vaddw. * config/arm/neon.md (vec_sel_widen_ssum_hi3): New define_insn to match high half of signed vaddw. * config/arm/neon.md (vec_sel_widen_usum_lo3): New define_insn to match low half of unsigned vaddw. * config/arm/neon.md (vec_sel_widen_usum_hi3): New define_insn to match high half of unsigned vaddw. * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function. (arm_simd_check_vect_par_cnst_half_p): Likewise. * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype for new function. (arm_simd_check_vect_par_cnst_half_p): Likewise. * config/arm/predicates.md (vect_par_constant_high): Support big endian and simplify by calling arm_simd_check_vect_par_cnst_half (vect_par_constant_low): Likewise. 2016-04-25 Uros Bizjak * config/i386/i386.md (*lea_general_4): Use const_0_to_3_operand predicate for operand 2. 2016-04-24 Uros Bizjak H.J. Lu * config/i386/i386-protos.h (standard_sse_constant_p): Add machine_mode argument. * config/i386/i386.c (standard_sse_constant_p): Return 2 for constm1_rtx operands. For VOIDmode constants, get mode from pred_mode. Check mode size if the mode is supported by ABI. (standard_sse_constant_opcode): Do not use standard_constant_p. Strictly check ABI support for all-ones operands. (ix86_legitimate_constant_p): Handle TImode, OImode and XImode immediates. Update calls to standard_sse_constant_p. (ix86_expand_vector_move): Update calls to standard_sse_constant_p. (ix86_rtx_costs): Ditto. * config/i386/i386.md (*movxi_internal_avx512f): Use nonimmediate_or_sse_const_operand instead of vector_move_operand. Use (v,BC) alternative instead of (v,C). Use register_operand checks instead of MEM_P. (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead of vector_move_operand. Add (v,BC) alternative and corresponding avx2 isa attribute. Use register_operand checks instead of MEM_P. (*movti_internal): Use nonimmediate_or_sse_const_operand for TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC) alternative and corresponding sse2 isa attribute. (*movtf_internal, *movdf_internal, *movsf_interal): Update calls to standard_sse_constant_p. (FP constant splitters): Ditto. * config/i386/constraints.md (BC): Do not use standard_sse_constant_p. (C): Ditto. * config/i386/predicates.md (constm1_operand): Remove. (nonimmediate_or_sse_const_operand): Rewrite using RTX. * config/i386/sse.md (*_cvtmask2): Use vector_all_ones_operand instead of constm1_operand. 2016-04-24 Trevor Saunders * print-rtl.c (print_rtx_insn_vec): New function. * print-rtl.h: New prototype. * store-motion.c (struct st_expr): Make avail_stores a vector. (st_expr_entry): Adjust. (free_st_expr_entry): Likewise. (print_store_motion_mems): Likewise. (find_moveable_store): Likewise. (compute_store_table): Likewise. (delete_store): Likewise. (build_store_vectors): Likewise. 2016-04-24 Trevor Saunders * reorg.c (try_merge_delay_insns): Make merged_insns a vector. 2016-04-24 Trevor Saunders * vec.h (vec_safe_contains): New function. (vec::contains): Likewise. (vec::begin): Likewise. (vec::end): Likewise. 2016-04-23 Jakub Jelinek PR sanitizer/70712 * cfgexpand.c (expand_stack_vars): Fix typo. 2016-04-22 Szabolcs Nagy * system.h (list, map, set, vector): Include conditionally. * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define. * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define. * ipa-icf.c (INCLUDE_LIST): Define. * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define. * config/sh/sh.c (INCLUDE_VECTOR): Define. * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define. (INCLUDE_LIST, INCLUDE_VECTOR): Define. * cp/logic.cc (INCLUDE_LIST): Define. * fortran/trans-common.c (INCLUDE_MAP): Define. 2016-04-22 Szabolcs Nagy * auto-profile.c: Remove include. * ipa-icf-gimple.c: Remove include. * diagnostic.c: Remove include. * genmatch.c: Likewise. * pretty-print.c: Likewise. * toplev.c: Likewise * c/c-objc-common.c: Likewise. * cp/error.c: Likewise. * fortran/error.c: Likewise. 2016-04-22 Richard Biener * lto-streamer-in.c (input_ssa_names): Do not allocate GIMPLE_NOP for all SSA names. * lto-streamer-out.c (output_ssa_names): Do not output SSA names that should have been released. 2016-04-22 Richard Biener PR tree-optimization/70740 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted VDEF. 2016-04-21 H.J. Lu PR target/70750 * config/i386/predicates.md (call_insn_operand): Replace sibcall_memory_operand with memory_operand. 2016-04-21 Patrick Palka * tree-vrp.c (register_edge_assert_for_2): Remove redundant has_single_use() tests. (register_edge_assert_for_1): Likewise. (find_assert_locations_1): Check the liveness bitmap instead of checking has_single_use(). 2016-04-21 Kirill Yukhin PR target/70728 * config/i386/sse.md (define_insn "3"): Extract AVX-512BW constraint from AVX. 2016-04-21 Richard Biener PR tree-optimization/70725 * tree-if-conv.c (if_convertible_phi_p): Adjust guard for phi_convertible_by_degenerating_args. (predicate_all_scalar_phis): Handle single-argument PHIs. 2016-04-21 Richard Biener PR middle-end/70747 * fold-const.c (fold_comparison): Return properly typed constant boolean. 2016-04-21 Bin Cheng PR tree-optimization/70715 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality after expanding BASE using expand_simple_operations. 2016-04-21 Marc Glisse * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)): New transformations. 2016-04-21 Marc Glisse * match.pd (min(int_max, x), max(int_min, x)): New transformations. 2016-04-20 Jan Hubicka * ipa-inline.c (can_inline_edge_p): Pass caller info to ultiimate_alias_target. (update_callee_keys): Likewise. (lookup_recursive_calls): Likewise. (speculation_useful_p): Likewise. 2016-04-20 Jan Hubicka PR ipa/70018 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ... (set_nothrow_flag_1): ... this; handle interposition correctly; recurse on aliases and thunks. (cgraph_node::set_nothrow_flag): New. * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to functions compiled with non-call exceptions that binds to current def. (propagate_nothrow): Be safe WRT interposition. * cgraph.h (set_nothrow_flag): Update prototype. 2016-04-18 Jan Hubicka * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also max_loop_iterations_int. (tree_unswitch_outer_loop): Likewise. 2016-04-20 Bin Cheng PR tree-optimization/69489 * tree-if-conv.c (phi_convertible_by_degenerating_args): New. (if_convertible_phi_p): Call phi_convertible_by_degenerating_args. Revise dump message. (if_convertible_bb_p): Remove check on edge count of basic block's predecessors. 2016-04-20 Bin Cheng PR tree-optimization/56625 PR tree-optimization/69489 * tree-data-ref.h (DR_INNERMOST): New macro. * tree-if-conv.c (innermost_loop_behavior_hash): New class for hashing struct innermost_loop_behavior. (ref_DR_map): Remove. (innermost_DR_map): New map. (baseref_DR_map): Revise comment. (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR to innermost_DR_map accroding to its innermost loop behavior. (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according to its innermost loop behavior. (if_convertible_loop_p_1): Remove intialization for ref_DR_map. Add initialization for innermost_DR_map. Record memory reference in DR_BASE_ADDRESS if the reference is compound one or it doesn't have innermost loop behavior. (if_convertible_loop_p): Remove release for ref_DR_map. Release innermost_DR_map. 2016-04-20 Uros Bizjak * config/i386/i386.md (*lea_general_1): Rename from *lea_general_1. Use explicit SWI12 mode interator. (*lea_general_2): Rename from *lea_general_2. Use explicit SWI12 mode interator. (*lea_general_3): Rename from *lea_general_3. Use explicit SWI12 mode interator. (*lea_general_4): Split from *lea_general_4. Use explicit SWI12 mode interator. (*lea_general_4): Split from *lea_general_4. Use explicit SWI48 mode interator. 2016-04-20 H.J. Lu * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Short-cut unaligned load and store cases. Handle all integer vector modes. (ix86_expand_vector_move_misalign): Short-cut unaligned load and store cases. Call ix86_avx256_split_vector_move_misalign directly without checking mode class. 2016-04-20 Andrew Pinski Kyrylo Tkachov PR target/64971 * config/aarch64/aarch64.md (sibcall): Force call address to be DImode for ILP32. (sibcall_value): Likewise. 2016-04-20 H.J. Lu * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup. 2016-04-20 Richard Biener * gimple-match.h (maybe_build_generic_op): Adjust prototype. * gimple-match-head.c (maybe_build_generic_op): Pass all ops by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF. (maybe_push_res_to_seq): Adjust. * gimple-fold.c (maybe_build_generic_op): Likewise. 2016-04-20 Marek Polacek * tree-if-conv.c (is_false_predicate): For NULL_TREE return false rather than true. 2016-04-20 Ilya Enkovich * config/i386/sse.md (vec_unpacks_lo_hi): Always use kmovw to support AVX512F target. 2016-04-20 Bin Cheng * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR. 2016-04-20 Marek Polacek PR tree-optimization/70725 * tree-if-conv.c (is_false_predicate): New function. (predicate_mem_writes): Use it. 2016-04-20 Richard Biener PR tree-optimization/70726 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar shift amounts from a pattern stmt operand. 2016-04-20 Andreas Krebbel PR target/70674 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new stack_restore_from_fpr pattern when restoring r15. (s390_optimize_prologue): Strip away the memory barrier in the parallel when trying to get rid of restore insns. * config/s390/s390.md ("stack_restore_from_fpr"): New insn definition for loading the stack pointer from an FPR. Compared to the normal move insn this pattern includes a full memory barrier. 2016-04-19 Jakub Jelinek PR middle-end/70680 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for implicitly linear or lastprivate iterator on the outer context. 2016-04-19 H.J. Lu * config/i386/i386.c (ix86_legitimate_combined_insn): Remove alignment check. * config/i386/i386.md (ssememalign): Removed. * config/i386/sse.md: Remove ssememalign attribute from patterns. 2016-04-19 H.J. Lu PR target/69201 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass const short * to __builtin_ia32_loaddquhi512_mask. (_mm512_maskz_loadu_epi16): Likewise. (_mm512_mask_storeu_epi16): Pass short * to __builtin_ia32_storedquhi512_mask. (_mm512_mask_loadu_epi8): Pass const char * to __builtin_ia32_loaddquqi512_mask. (_mm512_maskz_loadu_epi8): Likewise. (_mm512_mask_storeu_epi8): Pass char * to __builtin_ia32_storedquqi512_mask. * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass const double * to __builtin_ia32_loadupd512_mask. (_mm512_mask_loadu_pd): Likewise. (_mm512_maskz_loadu_pd): Likewise. (_mm512_storeu_pd): Pass double * to __builtin_ia32_storeupd512_mask. (_mm512_mask_storeu_pd): Likewise. (_mm512_loadu_ps): Pass const float * to __builtin_ia32_loadups512_mask. (_mm512_mask_loadu_ps): Likewise. (_mm512_maskz_loadu_ps): Likewise. (_mm512_storeu_ps): Pass float * to __builtin_ia32_storeups512_mask. (_mm512_mask_storeu_ps): Likewise. (_mm512_mask_loadu_epi64): Pass const long long * to __builtin_ia32_loaddqudi512_mask. (_mm512_maskz_loadu_epi64): Likewise. (_mm512_mask_storeu_epi64): Pass long long * to __builtin_ia32_storedqudi512_mask. (_mm512_loadu_si512): Pass const int * to __builtin_ia32_loaddqusi512_mask. (_mm512_mask_loadu_epi32): Likewise. (_mm512_maskz_loadu_epi32): Likewise. (_mm512_storeu_si512): Pass int * to __builtin_ia32_storedqusi512_mask. (_mm512_mask_storeu_epi32): Likewise. * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass char * to __builtin_ia32_storedquqi256_mask. (_mm_mask_storeu_epi8): Likewise. (_mm256_mask_loadu_epi16): Pass const short * to __builtin_ia32_loaddquhi256_mask. (_mm256_maskz_loadu_epi16): Likewise. (_mm_mask_loadu_epi16): Pass const short * to __builtin_ia32_loaddquhi128_mask. (_mm_maskz_loadu_epi16): Likewise. (_mm256_mask_loadu_epi8): Pass const char * to __builtin_ia32_loaddquqi256_mask. (_mm256_maskz_loadu_epi8): Likewise. (_mm_mask_loadu_epi8): Pass const char * to __builtin_ia32_loaddquqi128_mask. (_mm_maskz_loadu_epi8): Likewise. (_mm256_mask_storeu_epi16): Pass short * to. __builtin_ia32_storedquhi256_mask. (_mm_mask_storeu_epi16): Pass short * to. __builtin_ia32_storedquhi128_mask. * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass const double * to __builtin_ia32_loadupd256_mask. (_mm256_maskz_loadu_pd): Likewise. (_mm_mask_loadu_pd): Pass onst double * to __builtin_ia32_loadupd128_mask. (_mm_maskz_loadu_pd): Likewise. (_mm256_mask_storeu_pd): Pass double * to __builtin_ia32_storeupd256_mask. (_mm_mask_storeu_pd): Pass double * to __builtin_ia32_storeupd128_mask. (_mm256_mask_loadu_ps): Pass const float * to __builtin_ia32_loadups256_mask. (_mm256_maskz_loadu_ps): Likewise. (_mm_mask_loadu_ps): Pass const float * to __builtin_ia32_loadups128_mask. (_mm_maskz_loadu_ps): Likewise. (_mm256_mask_storeu_ps): Pass float * to __builtin_ia32_storeups256_mask. (_mm_mask_storeu_ps): ass float * to __builtin_ia32_storeups128_mask. (_mm256_mask_loadu_epi64): Pass const long long * to __builtin_ia32_loaddqudi256_mask. (_mm256_maskz_loadu_epi64): Likewise. (_mm_mask_loadu_epi64): Pass const long long * to __builtin_ia32_loaddqudi128_mask. (_mm_maskz_loadu_epi64): Likewise. (_mm256_mask_storeu_epi64): Pass long long * to __builtin_ia32_storedqudi256_mask. (_mm_mask_storeu_epi64): Pass long long * to __builtin_ia32_storedqudi128_mask. (_mm256_mask_loadu_epi32): Pass const int * to __builtin_ia32_loaddqusi256_mask. (_mm256_maskz_loadu_epi32): Likewise. (_mm_mask_loadu_epi32): Pass const int * to __builtin_ia32_loaddqusi128_mask. (_mm_maskz_loadu_epi32): Likewise. (_mm256_mask_storeu_epi32): Pass int * to __builtin_ia32_storedqusi256_mask. (_mm_mask_storeu_epi32): Pass int * to __builtin_ia32_storedqusi128_mask. * config/i386/i386-builtin-types.def (PCSHORT): New. (PINT64): Likewise. (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise. (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise. (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise. (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise. (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise. (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise. (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise. (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise. (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise. (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise. (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise. (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise. (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise. (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise. (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise. (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise. (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise. (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise. (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise. (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise. (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise. (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise. (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise. (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise. (VOID_FTYPE_PINT64_V8DI_UQI): Likewise. (VOID_FTYPE_PINT64_V4DI_UQI): Likewise. (VOID_FTYPE_PINT64_V2DI_UQI): Likewise. (VOID_FTYPE_PINT_V16SI_UHI): Likewise. (VOID_FTYPE_PINT_V8SI_UHI): Likewise. (VOID_FTYPE_PINT_V4SI_UHI): Likewise. (VOID_FTYPE_PSHORT_V32HI_USI): Likewise. (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise. (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise. (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise. (VOID_FTYPE_PCHAR_V32QI_USI): Likewise. (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise. (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed. (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise. (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise. (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise. (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise. (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise. (VOID_FTYPE_PV32HI_V32HI_USI): Likewise. (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise. (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise. (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise. (VOID_FTYPE_PV32QI_V32QI_USI): Likewise. (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise. * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't use UNSPEC_STOREU. (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU. (ix86_avx256_split_vector_move_misalign): Don't use unaligned load nor store. (ix86_expand_vector_move_misalign): Likewise. (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer to scalar function prototype for unaligned load/store builtins. (ix86_expand_special_args_builtin): Updated. * config/i386/sse.md (UNSPEC_LOADU): Removed. (UNSPEC_STOREU): Likewise. (VI_ULOADSTORE_BW_AVX512VL): Likewise. (VI_ULOADSTORE_F_AVX512VL): Likewise. (ssescalarsize): Handle V4TI, V2TI and V1TI. (_loadu): Likewise. (*_loadu): Likewise. (_storeu): Likewise. (_storeu_mask): Likewise. (_loaddqu): Likewise. (*_loaddqu"): Likewise. (sse2_avx_avx512f>_storedqu): Likewise. (_storedqu_mask): Likewise. (*sse4_2_pcmpestr_unaligned): Likewise. (*sse4_2_pcmpistr_unaligned): Likewise. (*mov_internal): Renamed to ... (mov_internal): This. Remove check of AVX and IAMCU on misaligned operand. Replace vmovdqu64 with vmovdqu. (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU. (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU. 2016-04-19 Richard Biener PR tree-optimization/70171 * tree-ssa-phiprop.c: Include stor-layout.h. (phiprop_insert_phi): Handle the aggregate copy case. (propagate_with_phi): Likewise. 2016-04-19 Uros Bizjak * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg instead of simplify_gen_subreg (... , 0). (ix86_delegitimize_address): Ditto. (ix86_split_divmod): Ditto. (ix86_split_copysign_const): Ditto. (ix86_split_copysign_var): Ditto. (ix86_expand_args_builtin): Ditto. (ix86_expand_round_builtin): Ditto. (ix86_expand_special_args_builtin): Ditto. * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto. (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto. (udivmodqi4): Ditto. (absneg splitters): Ditto. (*jcc_bt_1): Ditto. 2016-04-19 Richard Biener PR tree-optimization/70724 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info restoring out from ... (free_scc_vn): ... here. * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare. * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before tail merging. (pass_fre::execute): Restore SSA info. 2016-04-19 Richard Biener * gimple-walk.h (struct walk_stmt_info): Add stmt member. * gimple-walk.c (walk_gimple_op): Initialize it. (walk_gimple_asm): Set wi->is_lhs before each callback invocation. * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when remapping SSA names of defs. (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT adjustment. 2016-04-18 Vladimir Makarov PR middle-end/70689 * lra-constraints.c (equiv_substition_p): New. (process_alt_operands): Use it. (swap_operands): Swap it. (curr_insn_transform): Update it. 2016-04-18 Michael Matz * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount. (SET_TYPE_ALIGN, SET_DECL_ALIGN): New. * tree-core.h (tree_type_common.align): Use bit-field. (tree_type_common.spare): New. (tree_decl_common.off_align): Make smaller. (tree_decl_common.align): Use bit-field. * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN. * omp-low.c (install_var_field): Use SET_DECL_ALIGN. (scan_sharing_clauses): Ditto. (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. (omp_finish_file): Ditto. * stor-layout.c (do_type_align): Use SET_DECL_ALIGN. (layout_decl): Ditto. (relayout_decl): Ditto. (finalize_record_size): Use SET_TYPE_ALIGN. (finalize_type_size): Ditto. (finish_builtin_struct): Ditto. (layout_type): Ditto. (initialize_sizetypes): Ditto. * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN. * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN. (lookup_field_for_decl): Use SET_DECL_ALIGN. (get_chain_field): Ditto. (get_trampoline_type): Ditto. (get_nl_goto_field): Ditto. * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use SET_DECL_ALIGN. (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN. * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN. * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. (build_qualified_type): Use SET_TYPE_ALIGN. (build_aligned_type, build_range_type_1): Ditto. (build_atomic_base): Ditto. (build_common_tree_nodes): Ditto. * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN. (expand_one_stack_var_at): Ditto. * coverage.c (build_var): Use SET_DECL_ALIGN. * except.c (init_eh): Ditto. * function.c (assign_parm_setup_block): Ditto. * symtab.c (increase_alignment_1): Ditto. * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto. * tree-vect-stmts.c (ensure_base_align): Ditto. * varasm.c (align_variable): Ditto. (assemble_variable): Ditto. (build_constant_desc): Ditto. (output_constant_def_contents): Ditto. * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN. * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN. * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto. * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto. * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN. 2016-04-18 H.J. Lu PR target/70708 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and replace %vmovsd with "%vmovq". (vec_concatv2df): Likewise. 2016-04-18 Uros Bizjak * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart. (*vec_extractv2si_0): Ditto. * config/i386/sse.md (*vec_extractv4sf_0): Ditto. (zero_extended_scalar_load_operand splitters): Ditto. (vec_extract splitters): Ditto. (*vec_extractv4si_0_zext): Ditto. (avx__): Use gen_lowpart and lowpart_subreg. (avx512f__): Ditto. (avx512f__256): Ditto. (*sse4_1_extractps): Use lowpart_subreg. * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart. 2016-04-18 Rainer Orth * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and gld requirements. (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions. Mention Solaris 11 packaging changes. Update gas and gld requirements. Remove reference to pre-Solaris 10 bug. (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10 systems and bugs. (Specific, sparc64-*-solaris2*): Remove reference to bootstrap with cc. 2016-04-17 Jan Hubicka * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also max_loop_iterations_int. 2016-04-18 Richard Biener PR tree-optimization/43434 * tree-ssa-structalias.c (struct vls_data): New. (visit_loadstore): Handle all pointer-based accesses. (compute_dependence_clique): Compute a bitmap of restrict tags assigned bases and pass it to visit_loadstore. 2016-04-18 Matthew Wahab PR target/70711 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc, armv8.1-a and armv8.1-a+crc. 2016-04-18 Richard Biener PR tree-optimization/70701 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant references after translating through a memcpy. 2016-04-18 Richard Biener * tree-ssa-pre.c (postorder, postorder_num): Make locals ... (compute_antic): ... here. For partial antic use regular postorder and scrap iteration. (compute_partial_antic_aux): Remove unused return value. (init_pre): Do not allocate postorder. (fini_pre): Do not free postorder. 2016-04-18 Richard Biener PR middle-end/37870 * expmed.c (extract_bit_field_1): Remove broken case using a wider MODE_INT mode. 2016-04-18 Segher Boessenkool * has-brig.c (lendian16): Don't try to use __builtin_bswap16 unless compiling with at least GCC-4.8. 2016-04-17 Jan Hubicka PR bootstrap/70706 * graphite.c (graphite_finalize): Update call to tree_estimate_probability. * predict.h (tree_estimate_probability): Update prototype. 2016-04-17 Jan Hubicka * predict.c (combine_predictions_for_bb): Add dry_run parmaeter. (tree_estimate_probability): Likewise. (pass_profile::execute): Update. (report_predictor_hitrates): New function. * profile.c (compute_branch_probabilities): Use it. * predict.h (report_predictor_hitrates): Declare. 2016-04-17 Jan Hubicka PR ipa/70018 * cgraph.h (cgraph_node::set_const_flag, cgraph_node::set_pure_flag): Update prototype to return bool; update comment. * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks of interposable symbol are interposable, too. (cgraph_set_const_flag_1): Rename to ... (set_const_flag_1): ... this one; change to self recursive function instead of call_for_symbol_thunks_and_aliases. Handle correctly clearnig the flag in all variants and also virtual thunks of const functions are pure; track if any change was done. (cgraph_node::set_const_flag): Update. (struct set_pure_flag_info): New struct. (cgraph_set_pure_flag_1): Rename to ... (set_pure_flag_1): ... this one; take set_pure_flag_info parameter rather than pointer encoded flags; track if any changes was done; handle correctly clearning flag and setting flag of aliases already declared const. (cgraph_node::set_pure_flag): Update. (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag. 2016-04-17 Tom de Vries PR other/70433 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape backslash in label. 2016-04-17 Tom de Vries * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars '{}<> ' as escape-for-record. 2016-04-17 Tom de Vries * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop structure. 2016-04-17 Tom de Vries PR other/70185 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member. * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field. * dumpfile.c (dump_files): Initialize graph_dump_initialized field. * passes.c (finish_optimization_passes): Only call finish_graph_dump_file if dfi->graph_dump_initialized. (execute_function_dump, pass_init_dump_file): Use dfi->graph_dump_initialized instead of pass->graph_dump_initialized. 2016-04-17 Tom de Vries PR tree-optimization/70256 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap) (debug_varmap): New function. 2016-04-17 Tom de Vries PR other/70183 * passes.c (pass_manager::register_pass): Propagate pflags. 2016-04-17 Tom de Vries PR other/68875 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument. * passes.c (pass_manager::pass_manager): Declare and init p_start in INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and check if it's equal to p_start. * passes.def: Add arguments to TERMINATE_PASS_LISTs. 2016-04-15 Jan Hubicka PR ipa/70018 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if function does not bind to current def. * ipa-pure-const.c (worse_state): Add FROM and TO parameters; handle conservatively calls to functions that does not need to bind to current def. (check_call): Update call of worse_state. (ignore_edge_for_nothrow): Update. (ignore_edge_for_pure_const): Likewise. (propagate_pure_const): Update calls to worse_state. (skip_function_for_local_pure_const): Reformat comments. 2016-04-15 Jan Hubicka PR ipa/70018 * cgraph.c (cgraph_node::get_availability): Add REF parameter. (cgraph_node::function_symbol): Likewise. (cgraph_node::function_or_virtual_thunk_symbol): Likewise. * cgraph.h (symtab_node::get_availabbility): Add REF parameter. (symtab_node::ultimate_alias_target): Add REF parameter. (symtab_node::binds_to_current_def_p): Declare. (symtab_node;:ultimate_alias_target_1): Add REF parameter. (cgraph_node::function_symbol): Likewise. (cgraph_node::function_or_virtual_thunk_symbol): Likewise. (cgraph_node::get_availability): Likewise. (cgraph_edge::binds_to_current_def_p): New inline function. (varpool_node::get_availability): Add REF parameter. (varpool_node::ultimate_alias_target): Likewise. * symtab.c (symtab_node::ultimate_alias_target_1): Likewise. (symtab_node::binds_to_current_def_p): Likewise. * varpool.c (varpool_node::get_availability): Likewise. 2016-04-15 Kirill Yukhin PR target/70662 * config/i386/sse.md(define_insn "_vec_dup"): Fix mode size check. 2016-04-15 Jakub Jelinek * BASE-VER: Set to 7.0.0. 2016-04-15 Alexander Monakov * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text. 2016-04-15 Kyrylo Tkachov * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T architecture revisions. 2016-04-15 Bernd Schmidt * config/i386/i386-protos.h (ix86_using_red_zone): Declare. * config/i386/i386.c (ix86_using_red_zone): No longer static. * config/i386/i386.md (stack decrement to push peepholes): Guard with !x86_using_red_zone (). 2016-04-15 Jakub Jelinek PR c++/70675 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down to dump_generic_node. (NIY): Pass also flags to do_niy. 2016-04-15 Thomas Schwinge * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy) (simd_clone_vector_of_formal_parm_types) (simd_clone_clauses_extract, simd_clone_compute_base_data_type) (simd_clone_mangle, simd_clone_create) (simd_clone_adjust_return_type, create_tmp_simd_array) (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays) (struct modify_stmt_info, ipa_simd_modify_stmt_ops) (ipa_simd_modify_function_body, simd_clone_linear_addend) (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone) (pass_data_omp_simd_clone, class pass_omp_simd_clone) (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into... * omp-simd-clone.c: ... this new file. (simd_clone_vector_of_formal_parm_types): Make it static. * Makefile.in (OBJS): Add omp-simd-clone.o. 2016-04-15 Kirill Yukhin PR target/70662 * config/i386/sse.md: Use proper memory operand modifiers. 2016-04-15 Richard Biener Alan Modra PR tree-optimization/70130 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect when alignment stays not the same and no not use the realign scheme then. 2016-04-14 Michael Meissner PR target/70669 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add direct move handlers for KFmode. Change TFmode handlers test from FLOAT128_IEEE_P to FLOAT128_VECTOR_P. 2016-04-14 Jakub Jelinek PR c++/70594 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype. * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function. (inlined_polymorphic_ctor_dtor_block_p): Use it. * tree-ssa-live.c (remove_unused_scope_block_p): When in_ctor_dtor_block, avoid discarding not just BLOCKs with BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when block_ultimate_origin is FUNCTION_DECL. (remove_unused_locals): If current_function_decl is polymorphic_ctor_dtor_p, pass initial true to remove_unused_scope_block_p' is_ctor_dtor_block. 2016-04-14 Martin Sebor PR c++/69517 PR c++/70019 PR c++/70588 * doc/extend.texi (Variable Length): Revert. 2016-04-14 Marek Polacek Jan Hubicka PR c++/70029 * tree.c (verify_type): Disable the canonical type of main variant check. 2016-04-14 Jason Merrill * cfgexpand.c, expr.c: Revert previous change. 2016-04-14 Cesar Philippidis PR middle-end/70643 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT when building a mem ref for the incoming reduction variable. 2016-04-14 Richard Biener PR tree-optimization/70614 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate loop if the evolution dropped to chrec_dont_know. (interpret_condition_phi): Likewise. 2016-04-14 Richard Biener PR tree-optimization/70623 * tree-ssa-pre.c (changed_blocks): Make global ... (compute_antic): ... local here. Move and fix worklist handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges. (compute_antic_aux): Add dumping for MAX assumed succs. Remove worklist handling, dump when ANTIC_IN changed. (compute_partial_antic_aux): Remove worklist handling. (init_pre): Do not compute post dominators. Add a comment about the CFG order chosen. (fini_pre): Do not free post dominators. 2016-04-13 Martin Sebor PR c++/69517 PR c++/70019 PR c++/70588 * doc/extend.texi (Variable Length): Document C++ specifics. 2016-04-13 Jakub Jelinek PR c++/70641 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt on all recursive call stmts. Return TODO_cleanup_cfg if any dead eh edges have been purged. PR c++/70594 * tree-sra.c (create_access_replacement, get_replaced_param_substitute): Set DECL_NAMELESS on repl if it gets fancy name. * tree-pretty-print.c (dump_fancy_name): New function. (dump_decl_name, dump_generic_node): Use it. 2016-04-13 Jason Merrill * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning". * expr.c (expand_expr_real_1): Likewise. 2016-04-13 Ilya Enkovich * config/i386/i386.md (kunpckhi): Swap operands. (kunpcksi): Likewise. (kunpckdi): Likewise. * config/i386/sse.md (vec_pack_trunc_qi): Likewise. (vec_pack_trunc_): Likewise. 2016-04-13 Jakub Jelinek PR debug/70628 * explow.c (convert_memory_address_addr_space_1): Formatting fix. PR middle-end/70633 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if gimplification turns some element into non-constant. PR debug/70628 * rtl.h (convert_memory_address_addr_space_1): New prototype. * explow.c (convert_memory_address_addr_space_1): No longer static, add NO_EMIT argument and don't call convert_modes if true, pass it down recursively, remove break after return. (convert_memory_address_addr_space): Adjust caller. * simplify-rtx.c (simplify_unary_operation_1): Call convert_memory_address_addr_space_1 instead of convert_memory_address, if it returns NULL, don't simplify. 2016-04-12 Eric Botcazou PR target/70630 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses. 2016-04-12 Jakub Jelinek * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Bump the upper SIMDLEN limits, so that if the return type or characteristic type if the return type is void can be passed in all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is allowed. 2016-04-12 Michael Meissner PR target/70640 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg2_internal): Do not use "=" constraint on an input constraint. (ieee_128bit_vsx_abs2_internal): Likewise. (ieee_128bit_vsx_nabs2_internal): Likewise. (ieee_128bit_vsx_nabs2): Correct splitter so that it generates (neg (abs ...)) instead of (abs ...). 2016-04-12 Jakub Jelinek PR rtl-optimization/70596 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead just invalidate LRA data and reset them. Adjust dump wording. 2016-04-12 Martin Liska Revert 2016-03-30 Jan Hubicka * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic estimates here. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also max_loop_iterations_int. (tree_unswitch_outer_loop): Likewise. * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. * tree-vect-loop.c (vect_analyze_loop_2): Likewise. 2016-04-12 Tom de Vries PR tree-optimization/68756 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr instead of new_name. 2016-04-12 Jakub Jelinek PR tree-optimization/70602 * tree-sra.c (generate_subtree_copies): Don't write anything into constant pool decls. * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT regardless whether there are depend clauses or not. 2016-04-11 Michael Meissner PR target/70381 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the target attribute and pragma from changing the -mfloat128 and -mfloat128-hardware options. * doc/extend.texi (Additional Floating Types): Document PowerPC __float128 restrictions. 2016-04-11 James Greenhalgh PR target/70133 * config/aarch64/driver-aarch64.c (aarch64_get_extension_string_for_isa_flags): New. (arch_extension): Rename to... (aarch64_arch_extension): ...This. (ext_to_feat_string): Rename to... (aarch64_extensions): ...This. (aarch64_core_data): Keep track of architecture extension flags. (cpu_data): Rename to... (aarch64_cpu_data): ...This. (aarch64_arch_driver_info): Keep track of architecture extension flags. (get_arch_name_from_id): Rename to... (get_arch_from_id): ...This, change return type. (host_detect_local_cpu): Update and reformat for renames, handle extensions through common infrastructure. 2016-04-11 James Greenhalgh PR target/70133 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep track of a canonical flag name. (all_extensions): Likewise. (arch_to_arch_name): Also track extension flags enabled by the arch. (all_architectures): Likewise. (aarch64_parse_extension): Move to here. (aarch64_get_extension_string_for_isa_flags): Take a new argument, rework. (aarch64_rewrite_selected_cpu): Update for above change. * config/aarch64/aarch64-option-extensions.def: Rework the way flags are handled, such that the single explicit value enabled by an extension is kept seperate from the implicit values it also enables. * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move to here. (aarch64_parse_extension): New. * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from here to config/aarch64/aarch64-protos.h. (aarch64_parse_extension): Move from here to common/config/aarch64/aarch64-common.c. (aarch64_option_print): Update. (aarch64_declare_function_name): Likewise. (aarch64_start_file): Likewise. * config/aarch64/driver-aarch64.c (arch_extension): Keep track of the canonical flag for extensions. * config.gcc (aarch64*-*-*): Extend regex for capturing extension flags. 2016-04-11 James Greenhalgh * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add AARCH64_FL_CRC. 2016-04-09 Tom de Vries PR tree-optimization/68953 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from first to last subscript. 2016-04-09 Jakub Jelinek PR tree-optimization/70586 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false for any calls. 2016-04-08 Cesar Philippidis PR lto/70289 PR ipa/70348 PR tree-optimization/70373 PR middle-end/70533 PR middle-end/70534 PR middle-end/70535 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data clauses for acc parallel reductions as necessary. Error on those that are private. * omp-low.c (scan_sharing_clauses): Don't install variables which are used in acc parallel reductions. (lower_rec_input_clauses): Remove dead code. (lower_oacc_reductions): Add support for reference reductions. (lower_reduction_clauses): Remove dead code. (lower_omp_target): Don't remap variables appearing in acc parallel reductions. * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro. 2016-04-08 Jakub Jelinek PR middle-end/70593 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt with multiple SSA_NAME defs, force the outputs other than first to be live before calling live_track_process_def on each output. PR rtl-optimization/70574 * fwprop.c (forward_propagate_and_simplify): Don't add REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg. (try_fwprop_subst): Don't add REG_EQUAL note if there are any paradoxical subregs within *loc. 2016-04-08 Thomas Schwinge * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore -ftree-parallelize-loops={0,1}. * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise. * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise. * config/ia64/hpux.h (LIB_SPEC): Likewise. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. * config/pa/pa64-hpux.h (LIB_SPEC): Likewise. 2016-04-08 Maxim Ostapenko PR sanitizer/70541 * asan.c (instrument_derefs): If we get unknown location, extract it with EXPR_LOCATION. (maybe_instrument_call): Instrument gimple_call's arguments if needed. 2016-04-08 Tom de Vries * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc implicit firstprivate clause. 2016-04-08 Kyrylo Tkachov PR target/70566 * config/arm/thumb2.md (tst + branch-> lsls + branch peephole below *orsi_not_shiftsi_si): Require that condition register is dead after the peephole. (second peephole after the above): Likewise. 2016-04-08 Alan Modra PR target/70117 * builtins.c (fold_builtin_classify): For IBM extended precision, look at just the high-order double to test for NaN. (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal test just the high double for Inf but both doubles for subnormal limit. 2016-04-07 Jakub Jelinek * cgraph.h (struct cgraph_simd_clone): Add mask_mode field. * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle node->simdclone->mask_mode != VOIDmode masks. (simd_clone_adjust_argument_types): Likewise. Move sc var definition earlier, use it instead of node->simdclone. * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Set clonei->mask_mode. 2016-04-06 Patrick Palka PR c/70436 * parser.c (cp_parser_iteration_statement): New parameter IF_P. Pass it through to cp_parser_already_scoped_statement. (cp_parser_already_scoped_statement): New parameter IF_P. Pass it through to cp_parser_statement. (cp_parser_statement): Pass IF_P through to cp_parser_iteration_statement. (cp_parser_pragma): Adjust call to cp_parser_iteration_statement. 2016-04-06 Patrick Palka PR c/70436 * gimplify.c (gimplify_omp_ordered): Add explicit braces to resolve a future -Wparentheses warning. * omp-low.c (scan_sharing_clauses): Likewise. * tree-parloops.c (eliminate_local_variables): Likewise. 2016-04-06 Vladimir Makarov PR rtl-optimization/70398 * lra-constraints.c (process_address_1): Check zero scale and code for reloading with zero scale. 2016-04-06 Uros Bizjak * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes. (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes. 2016-04-06 Jakub Jelinek * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Add support for AVX512F clones, include them by default for exported OpenMP declare simd functions. For AVX2 allow simdlen 32 and use it if charasteric type is 8-bit, for AVX512F allow simdlen up to 128. PR middle-end/70550 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define. * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit firstprivate clauses. * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts. (lower_omp_target): Set TREE_NO_WARNING for non-addressable possibly uninitialized vars which are copied into addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT. 2016-04-05 John David Anglin * config/pa/predicates.md (integer_store_memory_operand): Accept REG+D operands with a large offset when reload_in_progress is true. (floating_point_store_memory_operand): Likewise. 2016-04-05 Jakub Jelinek PR c++/70336 * match.pd (nested int casts): Limit to GIMPLE. 2016-04-05 Jan Hubicka PR ipa/66223 * ipa-devirt.c (maybe_record_node): Fix comment; use SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED. 2016-04-05 Jakub Jelinek PR rtl-optimization/70542 * ree.c (add_removable_extension): For VECTOR_MODE_P punt if there are any uses other than insn or debug insns. 2016-04-05 Marc Glisse Jakub Jelinek PR tree-optimization/70509 * simplify-rtx.c (simplify_binary_operation_1) : Shift HOST_WIDE_INT_1U instead of 1. 2016-04-05 Zdenek Sojka PR tree-optimization/70509 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead of the vector base type for index. 2016-04-05 Uros Bizjak PR target/70510 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes. 2016-04-05 Richard Biener PR tree-optimization/70526 * tree-sra.c (build_ref_for_offset): Use prev_base to extract the alias pointer type. 2016-04-05 Richard Biener * dse.c (struct store_info): Remove alias_set member. (struct read_info_type): Likewise. (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder, spill_deleted, clear_alias_set_lookup): Remove. (get_group_info): Remove dead base == NULL_RTX case. (dse_step0): Remove initialization of removed variables. (delete_dead_store_insn): Reomve alias set dumping. (free_read_records): Remove alias_set handling. (canon_address): Remove alias_set_out parameter. (record_store): Remove spill_alias_set, it's always zero. (check_mem_read_rtx): Likewise. (dse_step2): Rename from ... (dse_step2_nospill): ... this. Adjust. (scan_stores): Rename from ... (scan_stores_nospill): ... this. (scan_reads): Rename from ... (scan_reads_nospill): ... this. (scan_stores_spill, scan_reads_spill): Remove. (dse_step3_scan): Remove for_spills argument which is always false. (dse_step3): Likewise. (dse_step5): Rename from ... (dse_step5_nospill): ... this. Remove alias_set handling. (rest_of_handle_dse): Adjust. 2016-04-05 Jakub Jelinek PR target/70525 * config/i386/sse.md (*andnot3): Simplify assertions. Use vpandn for V16SI/V8DImode, vpandnq for V32HI/V64QImode, don't use , fix up formatting. (*andnot3_mask): Remove insn with VI12_AVX512VL iterator. 2016-04-05 Richard Biener PR middle-end/70499 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite non-register type temporaries into SSA. 2016-04-04 Jan Hubicka PR ipa/66223 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual calls when sanitizing. (possible_polymorphic_call_target_p): Fix formatting. 2016-04-04 Bill Schmidt Jakub Jelinek PR middle-end/70457 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p to ensure a call statement is compatible with a built-in's prototype. * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute): Likewise. 2016-04-04 Richard Biener PR rtl-optimization/70484 * rtl.h (canon_output_dependence): Declare. * alias.c (canon_output_dependence): New function. * dse.c (record_store): Use canon_output_dependence rather than canon_true_dependence. 2016-03-30 Jan Hubicka PR ipa/68881 * cgraph.h (symtab_node::copy_visibility_from): New function. * symtab.c (symtab_node::copy_visibility_from): New function. * ipa-visibility.c (optimize_weakref): New function. (function_and_variable_visibility): Use it. 2016-04-04 Martin Liska PR hsa/70402 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index value that is really in range handled by SBR instruction. * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump. * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB. * hsa.h (hsa_insn_sbr::m_default_bb): Remove field. 2016-04-03 Oleg Endo PR target/70416 PR target/67391 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is set, but not for SP_REG operands. 2016-04-02 Martin Sebor PR c++/67376 * fold-const.c (maybe_nonzero_address): New function. (fold_comparison): Call it. Fold equality and relational expressions involving null pointers. (tree_single_nonzero_warnv_p): Call maybe_nonzero_address. 2016-03-31 Evandro Menezes Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate the "Y" constraint (scalar FP 0.0 immediate). * config/aarch64/predicates.md (aarch64_simd_reg_or_zero): Add the "const_double" to the list of operand constraints. 2016-04-01 Jakub Jelinek PR rtl-optimization/70467 * config/i386/i386.md (*add3_doubleword, *sub3_doubleword): If low word of the last operand is 0, just emit addition/subtraction for the high word. 2016-04-01 Andreas Krebbel PR target/70404 * config/s390/s390.c (s390_expand_insv): Check for everything constant instead of just VOIDmode stuff. 2016-04-01 Ramana Radhakrishnan PR target/70496 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB. 2016-04-01 Nathan Sidwell * tree.def (TRY_CATCH_EXPR): Correct documentation. 2016-03-31 Vladimir Makarov PR rtl-optimization/70461 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it is necessary. 2016-03-31 Martin Liska PR hsa/70399 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either a tree value or an immediate integer value to a buffer that is eventually copied to a BRIG section. (emit_immediate_operand): Call the function here. * hsa-dump.c (dump_hsa_immed): Remove checking assert. * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization of class' fields that are removed. (hsa_op_immed::~hsa_op_immed): Remove deinitialization. * hsa.h (class hsa_op_immed): Remove m_brig_repr and m_brig_repr_size fields. 2016-03-31 Martin Liska PR hsa/70391 * hsa-gen.c (hsa_function_representation::update_dominance): New function. (convert_addr_to_flat_segment): Likewise. (gen_hsa_memory_set): New alignment argument. (gen_hsa_ctor_assignment): Likewise. (gen_hsa_insns_for_single_assignment): Provide alignment to gen_hsa_ctor_assignment. (gen_hsa_insns_for_direct_call): Add new argument. (expand_lhs_of_string_op): New function. (expand_string_operation_builtin): Likewise. (expand_memory_copy): New function. (expand_memory_set): New function. (gen_hsa_insns_for_call): Use HOST_WIDE_INT. (convert_switch_statements): Change signature. (generate_hsa): Use a return value of the function. (pass_gen_hsail::execute): Do not call convert_switch_statements here. * hsa-regalloc.c (hsa_regalloc): Call update_dominance. * hsa.h (hsa_function_representation::m_modified_cfg): New flag. (hsa_function_representation::update_dominance): New function. 2016-03-31 Martin Liska PR hsa/70391 * hsa-brig.c (emit_directive_variable): Emit alignment according to hsa_symbol::m_align. * hsa-dump.c (hsa_byte_alignment): Move the function to another file. (dump_hsa_symbol): Dump alignment of HSA symbols. * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol. (gen_hsa_addr_with_align): New function. (hsa_bitmemref_alignment): Use newly added function. (gen_hsa_insns_for_load): Likewise. (gen_hsa_insns_for_store): Likewise. (gen_hsa_memory_copy): New argument added. (gen_hsa_insns_for_single_assignment): Respect alignment for assignments processed via gen_hsa_memory_copy. (gen_hsa_insns_for_direct_call): Likewise. (gen_hsa_insns_for_return): Likewise. (gen_function_def_parameters): Set default alignment. * hsa.c (hsa_object_alignment): New function. (hsa_byte_alignment): Pasted function. * hsa.h (hsa_symbol::m_align): New field. 2016-03-31 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize scratch field for goto case. 2016-03-31 James Greenhalgh * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete. 2016-03-31 Ilya Enkovich PR target/70442 * config/i386/i386.c (scalar_chain::convert_op): Fix description. (scalar_chain::convert_insn): Call convert_op for reg moves to handle undefined registers. 2016-03-31 Nathan Sidwell PR c++/70393 * varasm.c (output_constructor_regular_field): Flush bitfield earlier. Assert we don't want to move backwards. 2016-03-31 Kirill Yukhin PR target/70453 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo. 2016-03-31 Jakub Jelinek PR rtl-optimization/70460 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF with operand from REG_LABEL_OPERAND, instead substitute SET_SRC or REG_EQUAL note content if it is a LABEL_REF. Don't do anything for REG_NON_LOCAL_GOTO jumps. 2016-03-31 Martin Liska * passes.c (execute_one_pass): Do not call todo_after for a discarded function. 2016-03-31 Bin Cheng * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field. (no_cost, infinite_cost): Initialize the new field. (get_computation_cost_at): Record setup cost. (determine_use_iv_cost_address): Skip cost computation for sub uses if we can estimate it without losing accuracy. 2016-03-30 Jan Hubicka * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic estimates here. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also max_loop_iterations_int. (tree_unswitch_outer_loop): Likewise. * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise. * tree-vect-loop.c (vect_analyze_loop_2): Likewise. 2016-03-30 Richard Biener PR middle-end/70450 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage. 2016-03-30 Jakub Jelinek PR target/70421 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order in gen_blendm expander. 2016-03-30 Nick Clifton PR target/62254 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the case where we are already provided with an SImode SUBREG. 2016-03-30 H.J. Lu PR target/70439 * config/i386/i386.c (ix86_expand_epilogue): Properly check conflict between DRAP register and __builtin_eh_return. 2016-03-30 Michael Matz Richard Biener PR ipa/12392 * ipa-polymorphic-call.c (struct type_change_info): Change speculative to an unsigned allowing to limit the work we do. (csftc_abort_walking_p): New inline function.. (check_stmt_for_type_change): Limit the number of may-defs skipped for speculative devirtualization to max-speculative-devirt-maydefs. * params.def (max-speculative-devirt-maydefs): New param. * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document. 2016-03-30 Mike Stump PR target/63890 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling and TARGET_MACHO. 2016-03-30 Patrick Palka PR tree-optimization/59124 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2). 2016-03-29 Jeff Law * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment. 2016-03-10 Jan Hubicka * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel to HOST_WIDE_INT. 2016-03-29 Thomas Schwinge * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override. * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of gcrt0.o if linking dynamically. 2016-03-10 Jan Hubicka PR ipa/70283 * ipa-devirt.c (methods_equal_p): New function. (compare_virtual_tables): Use it. * cgraph.h (symbol_table::symbol_suffix_separator): Declare. * cgraphclones.c (clone_function_name_1): Use symbol_table::symbol_suffix_separator. * coverage.c (build_var): Likewise. * symtab.c (symbol_table::symbol_suffix_separator): New. 2016-03-29 Jakub Jelinek PR rtl-optimization/70429 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if mode != result_mode. PR c++/70353 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null. PR tree-optimization/70405 * ssa-iterators.h (num_imm_uses): Add missing braces. 2016-03-29 Vladimir Makarov PR rtl-optimization/68695 * ira-color.c (allocno_copy_cost_saving): New. (improve_allocation): Use it. 2016-03-29 Richard Henderson PR middle-end/70355 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs. 2016-03-29 Richard Biener PR middle-end/70424 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always use alignment returned by get_pointer_alignment_1 if it is bigger than BITS_PER_UNIT. * builtins.c (get_pointer_alignment_1): Do not return true for alignment extracted from SSA info. 2016-03-28 James Bowman * config/ft32/ft32.opt (mnodiv): New. * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV. * doc/invoke.texi (FT32 Options -mnodiv): New. 2016-03-28 Kirill Yukhin PR target/70406 * config/i386/i386.md (define_split, andn): Fix modes. 2016-03-26 Richard Biener Prathamesh Kulkarni PR ipa/70366 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl) instead of TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl)) as 2nd argument to cl_optimization_restore(). 2016-03-25 Richard Henderson PR target/70120 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New. * config/aarch64/aarch64-protos.h: Declare it. * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New. 2016-03-25 Alan Modra PR target/70052 * config/rs6000/constraints.md (j): Simplify. * config/rs6000/predicates.md (easy_fp_constant): Exclude decimal float 0.D. * config/rs6000/rs6000.md (zero_fp): New mode_attr. (mov_hardfloat, mov_hardfloat32, mov_hardfloat64, mov_64bit_dm, mov_32bit): Use zero_fp in place of j in all constraint alternatives. (movtd_64bit_nodm): Delete "j" constraint alternative. 2016-03-24 Aldy Hernandez * tree-ssa-propagate.c: Enhance docs for SSA_PROP_NOT_INTERESTING. 2016-03-24 Aldy Hernandez * doc/extend.texi: Fix typo in documentation to pure attribute. 2016-03-24 John David Anglin PR target/70319 * config/pa/pa.md (bswapdi2): Use a scratch register. 2016-03-24 Richard Henderson PR middle-end/69845 * fold-const.c (extract_muldiv_1): Correct test for multiplication overflow. 2016-03-24 Uros Bizjak * config/i386/i386.md (*anddi3_doubleword): Generate AND insn using ix86_expand_binary_operator instead of gen_andsi3. 2016-03-24 Richard Biener PR tree-optimization/70396 * tree-vect-stmts.c (vectorizable_comparison): Use get_vectype_for_scalar_type. 2016-03-24 Richard Biener PR middle-end/70370 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs with register bases. 2016-03-24 Richard Biener PR tree-optimization/70372 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use build_all_ones_cst to also handle vector types correctly. 2016-03-23 Michael Meissner PR target/70381 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set -mfloat128 here. 2016-03-23 Marek Polacek PR c++/69884 * doc/invoke.texi: Document -Wignored-attributes. 2016-03-23 Bin Cheng PR tree-optimization/69042 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the parameter from 30 to 40. 2016-03-23 Bin Cheng PR tree-optimization/69042 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand for use with constant offset stripped in base. 2016-03-23 Richard Biener PR middle-end/70251 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust mode compatibility check. (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-23 Jeff Law PR tree-optimization/64058 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field CONFLICT_COUNT. (struct ssa_conflicts): Move up earlier in the file. (conflicts_, var_map_): New static variables. (initialize_conflict_count): New function to initialize the CONFLICT_COUNT field for each conflict pair. (compare_pairs): Lazily initialize the conflict count and use it as the first tie-breaker. (sort_coalesce_list): Add new arguments conflicts, map. Initialize and wipe conflicts_ and map_ around the call to qsort. Remove special case for 2 coalesce pairs. * bitmap.c (bitmap_count_unique_bits): New function. (bitmap_count_bits_in_word): New function, extracted from bitmap_count_bits. (bitmap_count_bits): Use bitmap_count_bits_in_word. * bitmap.h (bitmap_count_unique_bits): Declare it. 2016-03-23 Ilya Enkovich PR target/69917 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow transparent alias chain for decl assembler name. * config/sol2.c (solaris_assemble_visibility): Likewise. 2016-03-23 Kyrylo Tkachov * config/arm/arm1020e.md (1020call_op): Reduce reservation duration. (v10_fdivs): Likewise. (v10_fdivd): Likewise. 2016-03-23 Kyrylo Tkachov PR driver/70132 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic to not call fclose twice on file. 2016-03-23 Jakub Jelinek PR tree-optimization/70354 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If oprnd0 is wider than oprnd1 and there is a cast from the wider type to oprnd1, mask it with the mask of the narrower type. PR target/70321 * config/i386/i386.md (*anddi3_doubleword, *di3_doubleword): Optimize TARGET_STV splitters, if high or low word of last argument is 0 or -1. 2016-03-22 Jeff Law PR target/70232 tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Correctly distinguish between old style jump threads vs FSM jump threads. 2016-03-22 Ilya Enkovich PR target/70302 * config/i386/i386.c (scalar_chain::convert_op): Support uninitialized register usage case. 2016-03-22 Richard Biener PR middle-end/70251 * genmatch.c (gen_transform): Adjust last parameter to a three-state int... (capture::gen_transform): ... to change behavior when substituting a condition into cond or not-cond expr context. (dt_simplify::gen_1): Adjust. * gimple-match-head.c: Include gimplify.h for unshare_expr. * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert last change and instead change to A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0). (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-22 Anthony Green * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness issue for moxiebox targets. (CC1PLUS_SPEC): Ditto. 2016-03-22 Richard Biener PR middle-end/70333 * fold-const.c (extract_muldiv_1): Properly perform multiplication in the wide type. 2016-03-22 Kirill Yukhin * config/i386/i386.c (def_builtin): Remove duplicated functionality. 2016-03-22 Kirill Yukhin PR target/70325 * config/i386/i386.c (def_builtin): Handle OPTION_MASK_ISA_AVX512VL to be and-ed with other bits. (const struct builtin_description bdesc_special_args[]): Remove duplicate ISA bits. 2016-03-22 Jakub Jelinek PR target/70329 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i] in a way that works also for AVX512BW. PR target/70300 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination instead of source if operands[1] is xmm16 and above and !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of vec_interleave_lowv4sf if we need to unpack xmm16 and above. PR c++/70295 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning on assign if (*from_p) is a comparison, set it to TREE_NO_WARNING (*from_p). 2016-03-21 Jakub Jelinek PR middle-end/70326 * lra.c (restore_scratches): Ignore deleted insns. 2016-03-21 Marc Glisse Jakub Jelinek PR tree-optimization/70317 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0)) to HONOR_NANS. 2016-03-21 Uros Bizjak PR target/70327 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead of ix86_expand_move. (movoi): Ditto. (movti): Use general_operand for operand 1 predicate. 2016-03-21 Martin Liska * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR insns. (dump_hsa_symbol): Dump BRIG offset of hsa_symbols. 2016-03-21 Martin Liska PR ipa/70306 * ipa-icf.c (sem_function::parse): Skip static constructors and destructors. 2016-03-21 Jakub Jelinek PR target/70296 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is function-like macro, peek following token(s) if it is followed by CPP_OPEN_PAREN token with optional padding in between, and if not, don't treat it like a macro. 2016-03-21 Thomas Schwinge Alexander Monakov * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry for the stabs debug format. 2016-03-21 Richard Biener PR tree-optimization/70310 * tree-vect-generic.c (expand_vector_condition): Fold the built condition. 2016-03-21 Kirill Yukhin PR target/70293 * config/i386/sse.md: (define_insn "*vec_dup"/AVX2): Block third alternative for AVX-512VL target, 2016-03-21 Martin Liska PR hsa/70234 * hsa-brig.c (emit_function_directives): Mark unemitted global variables for emission. * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag. (get_symbol_for_decl): Likewise. * hsa.h (struct hsa_symbol): New flag. 2016-03-21 Richard Biener PR tree-optimization/70288 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure we do not estimate unsimplified all-constant conditionals or switches as optimized away. 2016-03-21 Andrey Belevantsev PR rtl-optimization/69102 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field when we have a readonly dependency context. 2016-03-18 Jeff Law PR rtl-optimization/70263 * ira.c (memref_used_between_p): Assert we found END in the insn chain. (update_equiv_regs): When trying to move a store to after the insn that sets the source of the store, make sure the store occurs after the insn that sets the source of the store. When successful note the REG_EQUIV note created in the dump file. 2016-03-16 David Wohlferd Bernd Schmidt * doc/extend.texi: Document more potential problems with basic asms. 2016-03-18 Bernd Schmidt PR rtl-optimization/70278 * lra-constraints.c (split_reg): Handle the case where biggest_mode is VOIDmode. 2016-03-18 Jason Merrill * calls.c (load_register_parameters): Fix zero size sibcall logic. 2016-03-18 Kirill Yukhin * config/i386/sse.md: Use vpbroadcastq for broadcasting DF values to 128b regs. 2016-03-18 Ilya Enkovich PR tree-optimization/70252 * tree-vect-stmts.c (supportable_widening_operation): Check resulting boolean vector has a proper number of elements. (supportable_narrowing_operation): Likewise. 2016-03-18 Tom de Vries PR ipa/70269 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save. 2016-03-18 Jakub Jelinek * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx instead of replace_rtx for DEBUG_INSNs. 2016-03-18 Venkataramanan Kumar * config/i386/znver1.md : Fix latencies of FP/SSE/AVX load type reservations. 2016-03-17 John David Anglin PR target/70188 * config/pa/constraints.md: Revert 2015-02-13 change. Use define_constraint for "Q" and "T" constraints. 2016-03-17 Evandro Menezes Tweak the pipeline model for Exynos M1 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching model. 2016-03-17 David Malcolm PR c/70264 * diagnostic-show-locus.c (compatible_locations_p): Handle the case where one or both locations aren't within a line_map. 2016-03-17 H.J. Lu PR driver/70192 * opts.c (finish_options): Don't set flag_pie to the default if -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0 if it is -1. 2016-03-17 Joern Rennecke * config/i386/i386.md (*movv4qicc_insn+1..36): Pass true as ALL_REGS argument to replace_rtx. 2016-03-17 Richard Biener PR debug/70271 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name last. 2016-03-17 Jakub Jelinek PR target/70245 * rtl.h (replace_rtx): Add ALL_REGS argument. * rtlanal.c (replace_rtx): Likewise. If true, use REGNO equality and assert mode is the same, instead of just rtx pointer equality. * config/i386/i386.md (mov + arithmetics with load peephole): Pass true as ALL_REGS argument to replace_rtx. 2016-03-17 Ilya Enkovich * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply for boolean vector with vector mode only. (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise. 2016-03-17 Nick Clifton PR target/70162 * config/rx/rx.c (rx_print_integer): Print negative constants in decimal. 2016-03-17 Jakub Jelinek PR target/70261 * rtlanal.c (replace_rtx): Revert 2016-03-16 change. 2016-03-16 Richard Henderson Richard Biener PR middle-end/70240 PR middle-end/68215 PR tree-opt/68714 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the first operand as is_gimple_condexpr. PR middle-end/70240 PR middle-end/68215 Revert r231575 2015-12-11 Eric Botcazou * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter. Do not gimplify the result. (do_unop): Adjust call to tree_vec_extract. (do_binop): Likewise. (do_compare): Likewise. (do_plus_minus): Likewise. (do_negate): Likewise. (expand_vector_condition): Likewise. (do_cond): Likewise. 2016-03-16 Richard Henderson PR target/70048 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New. (aarch64_classify_address): Use it. (aarch64_legitimize_address): Force all subexpressions of PLUS into registers. Simplify as (sfp+const)+reg or (reg+reg)+const. 2016-03-16 Jakub Jelinek Richard Biener PR target/70245 * rtlanal.c (replace_rtx): For REG, if from is a REG, return to even if only REGNO is equal, and assert mode is the same. 2016-03-11 Jeff Law PR rtl-optimization/70224 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P. 2016-03-16 Richard Henderson PR middle-end/70199 * function.h (struct function): Add has_forced_label_in_static. * gimplify.c (force_labels_r): Set it. * lto-streamer-in.c (input_struct_function_base): Read it. * lto-streamer-out.c (output_struct_function_base): Write it. * tree-inline.c (has_label_address_in_static_1): Remove. (copy_forbidden): Remove fndecl parameter; test has_forced_label_in_static. (inline_forbidden_p): Update call to copy_forbidden. (tree_versionable_function_p): Likewise. * ipa-chkp.c (chkp_instrumentable_p): Likewise. (chkp_versioning): Likewise. * tree-inline.h (copy_forbidden): Update decl. 2016-03-16 Marek Polacek PR c/70093 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the function being thunked if the result type doesn't have fixed size. * gimplify.c (gimplify_modify_expr): Also set LHS if the result type doesn't have fixed size. 2016-03-16 Bin Cheng * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by reporting malformed loop nest. 2016-03-16 Tom de Vries PR lto/70187 * ipa-devirt.c (possible_polymorphic_call_targets): Move nodes.length () == 1 test to before first nodes[0] access. 2016-03-16 Tom de Vries PR tree-optimization/68715 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing single_pred_p test. 2016-03-16 Tom de Vries PR tree-optimization/68809 * graphite-scop-detection.c (same_close_phi_node): Test if result types are the same. 2016-03-16 Carlos O'Donell Sandra Loosemore * doc/extend.texi (Common Function Attributes): Describe ifunc impact on leaf attribute. Mention ELF interposition problems. 2016-03-16 Alan Modra PR rtl-optimization/69195 PR rtl-optimization/47992 * ira.c (indirect_jump_optimize): Ignore artificial defs. Add comments. 2016-03-15 Eric Botcazou PR bootstrap/69513 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list. 2016-03-15 Senthil Kumar Selvaraj * config/avr/avr.md (rotl3): Set mode for operand 2. 2016-03-15 Jakub Jelinek PR rtl-optimization/70222 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT optimization if mode is different from result_mode, queue up masking of the result in outer_op. Formatting fix. PR middle-end/70239 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead of safe_grow. 2016-03-15 Andrey Belevantsev PR rtl-optimization/69032 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when looping backwards over basic block insns. 2016-03-15 Andrey Belevantsev PR target/66660 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern to non-speculative when propagating trap bits. 2016-03-15 Andrey Belevantsev PR rtl-optimization/63384 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on DEBUG_INSN_P insns. 2016-03-15 Andrey Belevantsev PR target/64411 * sched-deps.c (get_implicit_reg_pending_clobbers): New function, factored out from ... (sched_analyze_insn): ... here. * sched-int.h (get_implicit_reg_pending_clobbers): Declare it. * sel-sched-ir.c (setup_id_implicit_regs): New function, use get_implicit_reg_pending_clobbers in it. (setup_id_reg_sets): Use setup_id_implicit_regs. (deps_init_id): Ditto. 2016-03-15 Tom de Vries PR ipa/70161 * cgraph.c (cgraph_node::get_body): Save, reset and restore dump_file_name. * passes.c (execute_one_ipa_transform_pass): Add missing argument to execute_function_dump. (execute_one_pass): Don't dump function if it will be dumped after ipa transform. 2016-03-15 Segher Boessenkool * genrecog.c (match_pattern_2): If pred is NULL don't call safe_predicate_mode on it. 2016-03-14 Jakub Jelinek PR middle-end/70219 * lra-constraints.c (delete_move_and_clobber): Change assertion to also allow dregno == 0. 2016-03-14 Richard Henderson PR tree-opt/68714 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New. (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P. (reassociate_bb): Use optimize_vec_cond_expr; avoid optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi on vectors. 2016-03-14 Bernd Schmidt PR target/70083 * lra-lives.c (process_bb_lives): Also update biggest mode for hard regs. (lra_create_live_ranges_1): initialize hard register biggest_mode to VOIDmode. * lra-constraints.c (split_reg): For hard regs, try to find the biggest single-register mode used in the function. 2016-03-14 Richard Biener PR tree-optimization/56365 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate constants to compare against. 2016-03-14 Segher Boessenkool PR target/70098 * config/rs6000/rs6000.md (*ctr_internal1, *ctr_internal2, *ctr_internal5, *ctr_internal6): Also allow "d" as output. (define_split for the GPR case): Use int_reg_operand instead of gpc_reg_operand for the output. 2016-03-14 Tom de Vries PR tree-optimization/70045 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare create_empty_if_region_on_edge argument. 2016-03-13 Eric Botcazou * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define. (STACK_CHECK_PROTECT): Likewise. * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise (STACK_CHECK_PROTECT): Likewise. * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise (STACK_CHECK_PROTECT): Likewise. * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise. * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise. (STACK_CHECK_PROTECT): Likewise. 2016-03-12 Andrey Belevantsev PR rtl-optimization/69307 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard registers in modes that span more than one register. 2016-03-12 Vladimir Makarov PR target/69614 * lra-constraints.c (delete_move_and_clobber): New. (remove_inheritance_pseudos): Use it. 2016-03-12 Eric Botcazou PR ada/70017 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if the libcall is LCT_THROW. * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call for the checking routine. 2016-03-11 Michael Meissner PR target/70131 * config/rs6000/rs6000.md (round322_fprs): Do not do the optimization if we have direct move. (roundu322_fprs): Likewise. 2016-03-11 Bernd Schmidt PR target/70123 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t be rematerialized. (reg_overlap_for_remat_p): Renamed from input_regno_present_p. Arguments swapped. All callers changed. Take reg_renumber into account, and Calculate and compare register ranges for hard regs. 2016-03-11 Jeff Law PR tree-optimization/70190 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Handle cases where we can not extract the taken edge, even though we found a constant value. PR tree-optimization/64058 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX. (num_coalesce_pairs): Move up earlier in file. (find_coalesce_pair): Initialize the INDEX field for each pair discovered. (compare_pairs): No longer sort on the elements in each pair. Instead break ties with the index of the coalesce pair. 2016-03-11 Kyrylo Tkachov PR target/70002 * config/aarch64/aarch64-protos.h (aarch64_save_restore_target_globals): New prototype. * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse): Call the above when popping pragma. * config/aarch64/aarch64.c (aarch64_save_restore_target_globals): New function. (aarch64_set_current_function): Rewrite using the above. 2016-03-11 Jakub Jelinek PR tree-optimization/70177 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ... (extract_ops_from_tree): ... this. In the 2 argument overload remove _1 suffix. * gimple-expr.c (extract_ops_from_tree_1): Renamed to ... (extract_ops_from_tree): ... this. * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree): Adjust callers. * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise. * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand extract_ops_from_tree instead of 2 operand one. 2016-03-11 Alan Lawrence PR tree-optimization/70013 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data for constant-pool entries. 2016-03-11 Jakub Jelinek PR rtl-optimization/70174 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible followed by gen_lowpart on force_reg instead of just gen_lowpart. PR tree-optimization/70169 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable for unknown codes. 2016-03-11 Ilya Enkovich Jakub Jelinek PR target/70160 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses of uninitialized values. 2016-03-11 Andreas Krebbel * config/s390/s390.md ("trunctddd2"): Turn former define_insn into define_expand. ("*trunctddd2"): New pattern definition. ("trunctdsd2"): Set prep_for_short_prec rounding mode for the TD->DD truncation. 2016-03-11 Andreas Krebbel * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant definitions for BFP and DFP rounding modes. ("fixuns_truncdddi2", "fixuns_trunctddi2") ("fixuns_trunc2", "fixuns_truncsi2") ("fix_trunc2", "fix_truncdi2") ("fix_trunctf2"): Use the new constants instead of magic numbers. 2016-03-11 Andreas Krebbel * config/s390/constraints.md: Adjust comment. ("Y"): Adjust comment. Rename s390_decompose_shift_count to s390_decompose_addrstyle_without_index. * config/s390/predicates.md (shift_count_or_setmem_operand): Rename to setmem_operand. * config/s390/s390-protos.h (s390_decompose_shift_count): Rename to s390_decompose_addrstyle_without_index. * config/s390/s390.c (s390_decompose_shift_count) (s390_mem_constraint, print_shift_count_operand) (print_operand_address, print_operand): Rename s390_decompose_shift_count to s390_decompose_addrstyle_without_index and rename print_shift_count_operand to print_addrstyle_operand troughout the file. * config/s390/s390.md ("setmem_long_", "*setmem_long") ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"): Rename shift_count_or_setmem_operand to setmem_operand. * config/s390/vx-builtins.md ("vec_insert") ("vec_promote"): Replace shift_count_or_setmem_operand with nonmemory_operand. 2016-03-10 Ulrich Weigand PR target/70168 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Handle overlapping retval and newval. 2016-03-10 Nick Clifton PR target/7044 * config/aarch64/aarch64.c (aarch64_override_options_after_change_1): When forcing flag_omit_frame_pointer to be true, use a special value that can be detected if this function is called again, thus preventing flag_omit_leaf_frame_pointer from being forced to be false. 2016-03-10 Kyrylo Tkachov * common/config/aarch64/aarch64-common.c (aarch64_handle_option): Set x_flag_omit_leaf_frame_pointer when handling -momit-leaf-frame-pointer. 2016-03-10 Jan Hubicka PR lto/69589 * cgraph.c (cgraph_node::dump): Dump split_part and indirect_call_target. * cgraph.h (cgraph_node): Add indirect_call_target flag. * ipa.c (has_addr_references_p): Cleanup. (is_indirect_call_target_p): New. (walk_polymorphic_call_targets): Do not mark virtuals that may be called indirectly as local. (symbol_table::remove_unreachable_nodes): Compute indirect_call_target. 2016-03-10 Jan Hubicka PR ipa/69630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE on cxa_pure_virtual. 2016-03-10 Jan Hubicka PR lto/69589 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL. 2016-03-10 Jan Hubicka PR lto/69589 * tree.c (need_assembler_name_p): Only record main variant type names. 2016-03-10 Christophe Lyon PR target/70113. * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT): Always define to 0 or 1. (TARGET_FIX_ERR_A53_843419): New macro. * config/aarch64/aarch64-elf-raw.h (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes. * config/aarch64/aarch64-linux.h: Likewise. * config/aarch64/aarch64.c (aarch64_override_options_after_change_1): Do not default aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum 843419 is on. (aarch64_attributes): Handle fix-cortex-a53-843419. (aarch64_can_inline_p): Likewise. * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save. 2016-03-10 Alan Lawrence Jakub Jelinek * common.opt (funconstrained-commons, flag_unconstrained_commons): New. * tree.c (array_at_struct_end_p): Do not limit to size of decl for DECL_COMMONS if flag_unconstrained_commons is set. * tree-dfa.c (get_ref_base_and_extent): Likewise. * doc/invoke.texi (Optimize Options): Add -funconstrained-commons. (funconstrained-commons): Document. 2016-03-10 Christophe Lyon * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-fusion-pairs.def and aarch64-tuning-flags.def 2016-03-10 Ilya Enkovich * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask has a proper number of elements. 2016-03-10 Alan Modra PR rtl-optimization/69195 PR rtl-optimization/47992 * ira.c (recorded_label_ref): Delete. (update_equiv_regs): Return void. (indirect_jump_optimize): New function. (ira): Call indirect_jump_optimize and delete_trivially_dead_insns before regstat_compute_ri. Don't rebuild_jump_labels here. Delete update_regstat. 2016-03-10 Richard Biener PR tree-optimization/70128 * tree-ssa-structalias.c (set_uids_in_ptset): Set vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL. 2016-03-09 Jakub Jelinek PR tree-optimization/70152 * tree-sra.c (replace_removed_params_ssa_names): Copy over SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name. PR target/70086 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df instead of gen_sse2_loadlpd. * config/i386/sse.md (*vec_concatv2df): Rename to... (vec_concatv2df): ... this. PR tree-optimization/70127 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change. 2016-03-09 David Malcolm PR c/68473 PR c++/70105 * diagnostic-show-locus.c (compatible_locations_p): New function. (layout::layout): Sanitize ranges using compatible_locations_p. 2016-03-09 David Malcolm PR c/68473 PR c++/70105 * diagnostic-show-locus.c (layout_range::layout_range): Replace location_range param with three const expanded_locations * and a bool. (layout::layout): Replace call to rich_location::lazily_expand_location with get_expanded_location. Extract the range and perform location expansion here, passing the results to the layout_range ctor. * diagnostic.c (source_range::debug): Delete. * diagnostic.h (diagnostic_expand_location): Reimplement in terms of rich_location::get_expanded_location. * gcc-rich-location.c (get_range_for_expr): Delete. (gcc_rich_location::add_expr): Reimplement to avoid the rich_location::add_range overload that took a location_range, passing a location_t instead. 2016-03-09 Richard Biener Jakub Jelinek PR tree-optimization/70138 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Also skip vect_double_reduction_def. 2016-03-09 Jakub Jelinek PR target/70049 * config/i386/sse.md (*vec_extract): Use %0 instead of %k0 if the operand is "m". 2016-03-09 Nathan Sidwell * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level. 2016-03-09 Venkataramanan Kumar * config/i386/i386.c (processor_target_table): Fix cost table intialization order for znver1. 2016-03-08 Jakub Jelinek * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling - becuase -> because. * ipa-reference.c (ignore_module_statics): Likewise. * cgraph.c (cgraph_node::get_body): Likewise. * ipa-inline.c (early_inliner): Likewise. * ipa-devirt.c (types_same_for_odr): Likewise. * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise. * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise. 2016-03-08 Kyrylo Tkachov * tree-ssa-math-opts.c: Fix typo in comment. 2016-03-08 Jakub Jelinek PR target/70110 * config/i386/i386.c (scalar_chain::make_vector_copies, scalar_chain::convert_reg): Call end_sequence in between get_insns and emit_conversion_insns rather than after both calls. 2016-03-07 Uros Bizjak PR target/70064 * config/i386/i386.h (machine_function): Add pc_thunk_call_expanded flag. (ix86_pc_thunk_call_expanded): New define. * config/i386/i386.md (set_got, set_got_labelled): New expanders. (*set_got): Rename insn pattern from set_got. (*set_got_labelled): Rename inst pattern from set_got_labelled. * config/i386/i386.c (ix86_compute_frame_layout): Use ix86_pc_thunk_call_expanded to prevent red-zone. 2016-03-07 Martin Jambor * hsa.h (hsa_get_ctor_statements): Declare. (hsa_get_dtor_statements): Likewise. (hsa_get_kernel_dispatch_type): Likewise. * hsa.c (hsa_get_ctor_statements): New function. (hsa_get_dtor_statements): Likewise. (hsa_get_kernel_dispatch_type): Likewise. * hsa-brig.c (hsa_cdtor_statements): Removed. (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and hsa_get_dtor_statements. * hsa-gen.c (hsa_kernel_dispatch_type): Removed. (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type. 2016-03-07 Andre Vieira * config/arm/arm-cores.def (cortex-r8): New. * config/arm/arm-tables.opt (cortex-r8): Regenerate. * config/arm/arm-tune.md: Likewise. * doc/invoke.texi: Add cortex-r8 to list of cpu values. 2016-03-07 Martin Sebor PR rtl-optimization/19705 * doc/invoke.texi (Options That Control Optimization): Clarify -fno-branch-count-reg. 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP. Move after definition of loops_state_clear. 2016-03-07 Bin Cheng PR rtl-optimization/69052 * rtlanal.c (commutative_operand_precedence): Set higher precedence to CONST_WIDE_INT. 2016-03-07 Tom de Vries PR tree-optimization/70116 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling is_tm_ending stmts and ubsan/asan internal functions. (find_duplicate): Use it. Don't test is_tm_ending here. 2016-03-07 Richard Biener PR tree-optimization/70115 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove. (propagate_constants_for_unrolling): Use replace_uses_by. 2016-03-07 Nathan Sidwell PR middle-end/69916 * omp-low.c (struct oacc_loop): Add ifns. (new_oacc_loop_raw): Initialize it. (finish_oacc_loop): Clear mask & flags if no ifns. (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls. (oacc_loop_xform_loop): Add ifns arg & adjust. (oacc_loop_process): Adjust oacc_loop_xform_loop call. 2016-03-07 Richard Henderson PR rtl-opt/70061 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust. (insert_value_copy_on_edge): Likewise. 2016-03-07 Kyrylo Tkachov * config/arm/arm_neon.h: Show error if using with soft-float ABI. 2016-03-07 Rainer Orth PR target/62281 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define. 2016-03-05 Venkataramanan Kumar * config/i386/i386.c (znver1_cost): Fix Multiply cost. 2016-03-05 Venkataramanan Kumar Fix sseimul type attribute. * config/i386/znver1.md (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load, znver1_sseimul_avx256_load) : Fix the type attribute. (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute, pipe usage and latency. 2016-03-05 Jakub Jelinek PR c++/70084 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it to the right type. 2016-03-04 Bernd Schmidt PR c/69973 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT. PR rtl-optimization/69941 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of the reg share its mode. 2016-03-04 Jeff Law PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): If the both SSA_NAMEs are anonymous, then consider them unassociated and include the PHI in the statement count. 2016-03-05 Tom de Vries * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc construct in oacc routine. Check for oacc region in oacc routine. 2016-03-04 Jakub Jelinek PR target/70062 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert 2016-02-22 changes, instead don't recurse if RECUR is already true. Don't change *dynamic_check if RECUR. Adjust recursive caller to pass true to the new argument. (ix86_expand_set_or_movmem): Adjust decide_alg caller. PR target/70059 * config/i386/sse.md (vec_set_lo_, _vinsert_mask): Formatting fixes. (vec_set_hi_): Likewise. Swap VEC_CONCAT operands. 2016-03-04 Bernd Schmidt PR rtl-optimization/57676 * lra-assigns.c (lra_assign): Guard test for maximum iterations with flag_checking. 2016-03-04 Ilya Enkovich * tree-vect-patterns.c (search_type_for_mask): Handle comparison of booleans. 2016-03-04 Jakub Jelinek * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align): Fix @xref usage. PR debug/69947 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle all other ops that have dw_val_class_die_ref operands, and DW_OP_GNU_entry_value. 2016-03-03 Kyrylo Tkachov PR rtl-optimization/69904 * config/arm/arm.c (arm_cannot_copy_insn_p): Return true for load-exclusive instructions. 2016-03-03 Jakub Jelinek PR target/70021 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark the pattern no matter if it is used just by non-pattern, pattern or mix thereof. (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers. * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If oprnd1 def_stmt is in pattern, don't look through it. 2016-03-03 Marek Polacek PR middle-end/70050 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check. 2016-03-03 Martin Liska PR tree-optimization/70043 * tree-vect-loop.c (optimize_mask_stores): Move iterator to previous statement if we see a debug statement. 2016-03-03 Richard Biener PR tree-optimization/55936 * tree-vrp.c (compare_name_with_value): Add use_equiv_p parameter and guard unsafe equivalence use. (vrp_evaluate_conditional_warnv_with_ops): Always use safe equivalences but not via the quadratic compare_names helper. 2016-03-03 Michael Collison PR target/70014 * config/arm/arm.md (*subsi3_carryin_const): Change predicate for operand 1 to s_register_operand. Change predicate for operand 2 to arm_not_immediate_operand. 2016-03-02 H.J. Lu * doc/tm.texi: Regenerated. 2016-03-02 Richard Henderson PR rtl-opt/67145 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without simplification when all args are positive non-fixed registers. 2016-03-02 Manuel Lopez-Ibanez * target.def (lra_p): Specify that new ports should use LRA. 2016-03-02 Jakub Jelinek PR libgomp/69555 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also gimplify_type_sizes the type they refer to. (omp_notice_variable): Handle reference vars to VLAs. * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE reference to VLA decls in the second pass instead of first pass. 2016-03-02 Tom de Vries PR tree-optimization/68659 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle new_expr == NULL_TREE. (get_new_name): Handle ADDR_EXPR. 2016-03-02 Bin Cheng PR rtl-optimization/69052 * loop-invariant.c (canonicalize_address): New function. (inv_can_prop_to_addr_use): Check validity of address expression which is canonicalized by above function. 2016-03-02 Alan Modra PR ipa/69990 * ipa-icf.c (sem_variable::merge): Do not merge an alias with larger alignment. 2016-03-02 Jakub Jelinek PR target/70028 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative. (*movhi_internal): Put mask moves from and to memory separately from moves from/to GPRs. 2016-03-02 Richard Biener * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded GENERIC expressions in GIMPLE. 2016-03-02 Richard Biener * config/i386/i386.c (type_natural_mode): Fix typo. 2016-03-02 Nick Clifton * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file. 2016-03-02 Richard Biener Uros Bizjak PR target/67278 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors. 2016-03-02 Richard Biener PR middle-end/67278 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case. 2016-03-02 Marek Polacek PR c/67854 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the "is promoted to" warning. 2016-03-01 DJ Delorie * config.gcc: Deprecate mep-*. 2016-03-01 Vladimir Makarov PR middle-end/70025 * lra-constraints.c (regno_val_use_in): New. (match_reload): Use it instead of regno_use_in. 2016-03-01 Eric Botcazou PR rtl-optimization/70007 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory references present in REG_EQUAL notes attached to non-SET patterns. 2016-03-01 Jeff Law PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Appropriately clamp the number of statements to copy when the thread path does not traverse a loop backedge. PR tree-optimization/69196 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Do count some PHIs in the thread path against the insn count. Decrease final statement count by one as the control statement in the last block will get removed. Remove special cased code for handling PHIs in the last block. 2016-03-01 Uros Bizjak PR target/70027 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel asm dialect alternatives to explicit GOTPCREL calls. 2016-03-01 Eric Botcazou PR ada/70017 * ira.c (do_reload): Issue warning for generic stack checking here... * reload1.c (reload): ...instead of here and streamline it. 2016-03-01 Nick Clifton * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file. 2016-03-01 Richard Biener PR tree-optimization/69983 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare types and fall back to operand_equal_p. 2016-03-01 Andreas Krebbel Revert 2016-03-01 Andreas Krebbel * config/s390/constraints.md ("jm8"): New constraint. * config/s390/predicates.md ("const_int_8bitset_operand"): New predicate. * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge into ... ("*setmem_long"): New pattern. ("*setmem_long_31z", "*setmem_long_and_31z"): Merge into ... ("*setmem_long_31z"): New pattern. * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"): New substitution rules with the required attributes. 2016-03-01 Andreas Krebbel Revert 2016-03-01 Andreas Krebbel * gensupport.c (process_substs_on_one_elem): Split loop to complete mark_operands_used_in_match_dup on all expressions in the vector first. (adjust_operands_numbers): Inline into process_substs_on_one_elem and remove function. 2016-03-01 Richard Biener PR middle-end/70022 * fold-const.c (fold_indirect_ref_1): Fix range checking for vector BIT_FIELD_REF extract. 2016-03-01 Richard Biener PR tree-optimization/69994 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case. 2016-03-01 Ilya Enkovich PR tree-optimization/69956 * tree-vect-stmts.c (supportable_widening_operation): Support multi-step conversion of boolean vectors. (supportable_narrowing_operation): Likewise. 2016-03-01 Andreas Krebbel * config/s390/s390.c (s390_decompose_address): Don't accept SImode anymore. 2016-03-01 Andreas Krebbel * config/s390/subst.md (DSI_VI): New mode iterator. ("addr_style_op_subst"): Use DSI_VI instead of DSI. * config/s390/vector.md ("vec_set"): Move expander before the insn definition. ("*vec_set"): Change predicate and add alternative to support only either register or const_int operands as element selector. ("*vec_set_plus"): New pattern to support reg + const_int operands. ("vec_extract"): New expander. ("*vec_extract"): New insn definition supporting reg and const_int element selectors. ("*vec_extract_plus"): New insn definition supporting reg+const_int element selectors. ("rotl3", "ashl3", "ashr3"): Merge into the following expander+insn definition. ("3"): New expander. ("*3"): New insn definition. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("*tabort_1"): Change predicate to nonmemory_operand. Add a second alternative to cover register as well as const int operands. ("*tabort_1_plus"): New pattern definition. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("*ashrdi3_cc_31") ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and") ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"): Merge insn definitions into ... ("*ashrdi3_31"): New pattern definition. ("*ashr3_cc", "*ashr3_cconly", "ashr3", ) ("*ashr3_cc_and", "*ashr3_cconly_and") ("*ashr3_and"): Merge insn definitions into ... ("*ashr3"): New pattern definition. * config/s390/subst.md ("addr_style_op_cc_subst") ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New substitutions patterns plus attributes. Add ashiftrt to SUBST iterator. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("3"): Change predicate of op2 to nonmemory_operand. ("*di3_31", "*di3_31_and"): Merge into single pattern definition ... ("*di3_31"): New pattern. ("*3", "*3_and"): Merge into single pattern definition ... ("*3"): New pattern. * config/s390/subst.md: Add ashift and lshiftrt to SUBST iterator. 2016-03-01 Andreas Krebbel * config/s390/predicates.md (const_int_6bitset_operand): New predicate. * config/s390/s390.md: Include subst.md. ("rotl3"): New expander. ("rotl3", "*rotl3_and"): Merge insn definitions into ... ("*rotl3"): New insn definition. * config/s390/subst.md: New file. 2016-03-01 Andreas Krebbel * config/s390/s390.md ("op_type", "atype", "length" attributes): Remove RRR type. It doesn't really exist. ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode attributes. ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes. ("*cmp_ccs", "floatdi2", "add3") ("*add3_cc", "*add3_cconly", "sub3") ("*sub3_cc", "*sub3_cconly", "mul3") ("fma4", "fms4", "div3", "*neg2") ("*abs2", "*negabs2", "sqrt2"): Override `enabled' attribute. 2016-03-01 Andreas Krebbel * gensupport.c (process_substs_on_one_elem): Split loop to complete mark_operands_used_in_match_dup on all expressions in the vector first. (adjust_operands_numbers): Inline into process_substs_on_one_elem and remove function. 2016-02-29 Eric Botcazou PR target/69706 * config/sparc/sparc.c (NWORDS_UP): Rename to... (CEIL_NWORDS): ...this. Use CEIL macro. (compute_fp_layout): Adjust to above renaming. (function_arg_union_value): Likewise. (sparc_arg_partial_bytes): Likewise. (sparc_function_arg_advance): Likewise. 2016-02-29 Jeff Law PR tree-optimization/70005 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case where an object with a boolean range is compared against a value outside [0..1]. PR tree-optimization/69999 * gimple-ssa-split-paths.c (split_paths): When duplicating a block with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule loop cleanups. 2016-02-29 Richard Biener PR tree-optimization/69994 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function. (get_unary_op): Look through nop conversions. (ops_equal_values_p): New function, look for equality diregarding nop conversions. (eliminate_plus_minus_pair): Use ops_equal_values_p (repropagate_negates): Do not use get_unary_op here. 2016-02-29 Martin Liska * system.h: Poison ENABLE_CHECKING macro. 2016-02-29 Martin Liska * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS is presented in dump flags. * hsa-regalloc.c (linear_scan_regalloc): Likewise. (hsa_regalloc): Likewise. 2016-02-19 Richard Biener PR tree-optimization/69980 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update permutation of those we need to keep. 2016-02-29 Eric Botcazou PR target/69706 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to... (NWORDS_UP): ...this (init_cumulative_args): Minor tweaks. (sparc_promote_function_mode): Likewise. (scan_record_type): Delete. (traverse_record_type): New function template. (classify_data_t): New structure type. (classify_registers): New inline function. (function_arg_slotno): In 64-bit mode, bail out early if FP slots are exhausted. Instantiate traverse_record_type on classify_registers and deal with the case of a structure passed in slot #15 with no FP field in the first word. (assign_data_t): New structure type. (compute_int_layout): New static function. (compute_fp_layout): Likewise. (count_registers): New inline function. (assign_int_registers): New static function. (assign_fp_registers): Likewise. (assign_registers): New inline function. (function_arg_record_value_1): Delete. (function_arg_record_value_2): Likewise. (function_arg_record_value_3): Likewise. (function_arg_record_value): Adjust to above changes. Instantiate traverse_record_type on count_registers to first count the number of registers to be used and then on assign_registers to assign them. (function_arg_union_value): Adjust to above renaming. (sparc_function_arg_1); Minor tweaks. Remove commented out code. (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the case of a structure passed in slot #15 (sparc_function_arg_advance): Likewise. (function_arg_padding): Minor tweak. 2016-02-29 Richard Biener PR tree-optimization/69720 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid the adjustment_def path for possibly vectorized defs. (vect_create_epilog_for_reduction): Handle vectorized initial defs properly. 2016-02-28 Eric Botcazou * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define. 2016-02-27 Jeff Law Revert 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. 2016-02-27 Jakub Jelinek PR rtl-optimization/69896 * tree-vect-generic.c (get_compute_type): Avoid single element vector types. 2016-02-26 Evandro Menezes Rename the AArch64 tuning option and related functions to enable the Newton series for the reciprocal square root to reflect its approximative characteristic. * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename function to "aarch64_emit_approx_rsqrt". * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to AARCH64_EXTRA_TUNE_APPROX_RSQRT. * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name. (xgene1_tunings): Likewise. (use_rsqrt_p): Likewise. (aarch64_emit_swrsqrt): Use new function name. * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise. * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the text explaining this option. * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise. 2016-02-26 Jakub Jelinek PR target/69969 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't complain about -mallow-movmisalign without -mvsx if TARGET_ALLOW_MOVMISALIGN was not set explicitly. 2016-02-26 Joel Sherrill * config.gcc: Add x86_64-*-rtems*. * config/i386/rtems-64.h: New file. 2016-02-26 Joel Sherrill * config.gcc: Add aarch64-*-rtems*. * config/aarch64/rtems.h: New file. 2016-02-26 Segher Boessenkool PR target/69946 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm shift amount using %h. Add comment. 2016-02-26 Richard Biener Jeff Law PR tree-optimization/69740 * cfghooks.c (remove_edge): Request loop fixups if we delete an edge that might turn an irreducible loop into a natural loop. 2016-02-26 Martin Jambor PR middle-end/69920 * tree-sra.c (sra_modify_assign): Do not remove loads of uninitialized aggregates to SSA_NAMEs. 2016-02-26 Richard Henderson PR target/69709 * config/s390/s390.md (risbg and risbgn splitters): Allocate new pseudo in case the target rtx matches the source of the left shift. 2016-02-26 Martin Jambor PR hsa/69568 * hsa.h (hsa_type_packed_p): Declare. * hsa.c (hsa_type_packed_p): New function. * hsa-gen.c (mem_type_for_type): Use unsigned type for packed loads. (gen_hsa_insns_for_store): Use hsa_type_packed_p. * hsa-brig.c (emit_basic_insn): Likewise. 2016-02-26 Martin Jambor pr hsa/69674 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for pointers. (gen_hsa_addr): Allow integer constants in TMR_INDEX2. 2016-02-26 Martin Jambor * hsa.h (is_a_helper): New overload for hsa_op_immed for hsa_op_with_type operands. (hsa_unsigned_type_for_type): Declare. * hsa.c (hsa_unsigned_type_for_type): New function. * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type. (gen_hsa_insns_for_operation_assignment): Satisfy constrains of the finalizer. Do not emit extra move. 2016-02-26 Martin Jambor * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of atomic operations in private segment. 2016-02-26 Martin Jambor * omp-low.c (grid_find_ungridifiable_statement): Store problematic statements to wi->info. Also disallow omp simd constructs. (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason for not gridifying. Dump special string for omp_for. 2016-02-26 Kyrylo Tkachov PR target/69245 * config/aarch64/aarch64.c (aarch64_set_current_function): Save/restore target globals when switching to target_option_default_node. 2016-02-26 Kyrylo Tkachov PR target/69613 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask): Return 0 if !SHIFT_COUNT_TRUNCATED. 2016-02-26 Jakub Jelinek Eric Botcazou PR rtl-optimization/69891 * dse.c (scan_insn): If we can't figure out memset arguments or they are non-constant, call clear_rhs_from_active_local_stores. 2016-02-26 Martin Liska * doc/extend.texi: Mention clog10, clog10f an clog10l in Builtins section. 2016-02-26 Martin Liska * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with CHECKING_P. (resolve_args_picking_1): Likewise. * dwarf2out.h (struct GTY): Likewise. 2016-02-26 Martin Liska * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro with flag_checking. * hsa-regalloc.c (linear_scan_regalloc): Likewise. 2016-02-26 Markus Trippelsdorf Martin Liska * doc/install.texi: Mention --enable-valgrind-annotations. 2016-02-26 Richard Biener PR tree-optimization/69551 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When looking through aliases adjust DECL_PT_UID to refer to the ultimate alias target. 2016-02-25 Martin Liska PR middle-end/69919 * alloc-pool.c (after_memory_report): New variable. * alloc-pool.h (base_pool_allocator ::release): Do not use the infrastructure if after_memory_report. * toplev.c (toplev::main): Mark after memory report. 2016-02-25 Richard Biener PR tree-optimization/48795 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p. 2016-02-25 Ilya Verbin PR driver/68463 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if offloading is enabled and -fopenacc or -fopenmp is specified. (CRTOFFLOADEND): Likewise. (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN. (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND. * lto-wrapper.c (offloadbegin, offloadend): Remove static vars. (offload_objects_file_name): New static var. (tool_cleanup): Remove offload_objects_file_name file. (find_offloadbeginend): Replace with ... (find_crtoffloadtable): ... this. (run_gcc): Remove offload_argc and offload_argv. Get offload_objects_file_name from -foffload-objects=... option. Read names of object files with offload from this file, pass them to compile_images_for_offload_targets. Don't call find_offloadbeginend and don't pass offloadbegin and offloadend to the linker. Don't pass offload non-LTO files to the linker, because now they're not claimed. 2016-02-25 Jan Hubicka PR ipa/69630 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE on builtin_unreachable. 2016-02-25 Jakub Jelinek PR rtl-optimization/69896 * regcprop.c: Include cfgrtl.h. (copyprop_hardreg_forward_1): If noop_p insn uses narrower than remembered mode, either delete it (if noop_move_p), or treat like copy_p but not noop_p instruction. 2016-02-24 Jakub Jelinek PR debug/69705 * dwarf2out.c (gen_variable_die): Work around buggy LTO - allow NULL decl for Fortran DW_TAG_common_block variables. 2016-02-24 Jason Merrill * common.opt (flifetime-dse): Add -flifetime-dse=1. 2016-02-24 Richard Biener Jakub Jelinek PR middle-end/69760 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write conditionally executed ops to well-defined overflow behavior. 2016-02-24 Jakub Jelinek PR middle-end/69915 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST elements. 2016-02-24 Kyrylo Tkachov PR rtl-optimization/69886 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode argument. Use it when checking validity of set instructions. (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p. (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p callsite. * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype. * store-motion.c (find_moveable_store): Update can_assign_to_reg_without_clobbers_p callsite. 2016-02-24 Richard Biener PR middle-end/68963 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix bogus check. (record_nonwrapping_iv): Do not fall back to the low/high bound for non-constant IV bases if the stmt is not always executed. 2016-02-24 Kyrylo Tkachov * config/arm/arm-cores.def (cortex-a32): New entry. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Regenerate. * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32. * config/arm/t-aprofile: Handle mcpu=cortex-a32. * doc/invoke.texi (ARM Options): Document cortex-a32 as value for -mcpu and -mtune. 2016-02-24 Kyrylo Tkachov PR target/69875 * config/arm/arm.h (TARGET_HAVE_LPAE): Define. * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value. * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern. (atomic_loaddi_1): Delete. (atomic_loaddi): Rewrite expander using the above changes. 2016-02-24 Jakub Jelinek PR c/69918 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from 2 to 3. 2016-02-24 Jakub Jelinek Richard Biener PR middle-end/69909 * expr.c (expand_expr_real_1) : Avoid set_mem_attributes if tem is SSA_NAME which got expanded as a MEM. 2016-02-24 Richard Biener PR tree-optimization/69907 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the end of permutations for BB vectorization. 2016-02-24 Christian Bruel * config/arm/arm-c.c (arm_option_override): Initialize target_option_current_node. * config/arm/arm.c (arm_pragma_target_parse): Replace build_target_option_node call by target_option_current_node. Set target_option_current_node. Fix comments. 2016-02-23 David Edelsohn PR target/69810 * config/rs6000/rs6000.md (zero_extendqi2_dot): Convert from define_insn_and_split to define_insn. (zero_extendqi2_dot2): Same. (extendqi2_dot): Same. (extendqi2_dot2): Same. 2016-02-23 Evandro Menezes * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores and add bypass for AES{D,E} and AESMC pairs. * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E} and AESMC pairs. 2016-02-23 Evandro Menezes * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton series for reciprocal square root in Exynos M1. 2016-02-23 Martin Sebor PR c/69759 * doc/extend.texi (Other Builtins): Document __builtin_alloca and __builtin_alloca_with_align. 2016-02-23 Richard Henderson * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS. (ix86_register_pragmas): Remove __seg_tls. * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove. * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it. (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove. (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove. (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove. * doc/extend.texi (__seg_tls): Remove item. 2016-02-23 Richard Biener * alloc-pool.h (struct allocation_object): Make id member conditional on CHECKING_P again. (get_instance): Adjust. (base_pool_allocator): Likewise. 2016-02-23 Thomas Schwinge * tree-parloops.c (create_parallel_loop, gen_parallel_loop) (parallelize_loops): In OpenACC kernels mode, set n_threads to zero. (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on flag_openacc. * tree-ssa-loop.c (gate_oacc_kernels): Likewise. 2016-02-23 Richard Biener * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t. * bitmap.h (struct bitmap_usage): Likewise. (bitmap_move): Declare. * bitmap.c (register_overhead): Take size_t argument. (bitmap_move): New function. * df-problems.c (df_rd_transfer_function): Use bitmap_move to properly account overhead. * tree.c (free_node): Use tree_size. 2016-02-23 Jakub Jelinek PR c++/69902 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING when inverting comparison. PR c/69900 * common.opt (Wunreachable-code): Add Warning flag. 2016-02-23 Mark Wielaard Jakub Jelinek PR c/69911 * cgraphunit.c (check_global_declaration): Check main_input_filename and DECL_SOURCE_FILE are not NULL. 2016-02-23 Martin Jambor PR tree-optimization/69666 * tree-sra.c (sra_modify_assign): Do not attempt to create default_def replacements for unscalarizable regions. 2016-02-20 Mark Wielaard PR c/28901 * cgraphunit.c (check_global_declaration): Check level of warn_unused_const_variable and main_input_filename. * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=. (-Wunused-variable): For C implies -Wunused-const-variable=1. (-Wunused-const-variable): Explain levels 1 and 2. 2016-02-22 Jakub Jelinek PR target/69888 * config/i386/i386.c (decide_alg): Ensure we don't recurse with identical arguments. Formatting and spelling fixes. PR target/69885 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must be specified. PR target/69894 PR target/69895 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def and m68k-devices.def. * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def. * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def. 2016-02-22 Cesar Philippidis * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode and HImode registers. 2016-02-22 Richard Biener PR tree-optimization/69882 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly preserve permutations present because of gaps. (vect_supported_load_permutation_p): Always continue checking permutations after vect_attempt_slp_rearrange_stmts. 2016-02-22 Bin Cheng * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump min_profitable_estimate, rather than min_profitable_iters. 2016-02-22 Jakub Jelinek PR target/69885 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use SImode for last match_operand. 2016-02-22 Martin Liska * hsa-gen.c (gen_hsa_clrsb): In case of zero value, return bitsize - 1 as the return value. 2016-02-22 Oleg Endo PR target/69806 PR target/54089 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p): Handle negative shift counts. * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use force_reg on the shift constant. (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d. (lshrsi3_d): Handle negative shift counts. 2016-02-22 Richard Biener Tom de Vries * graph.c: Include dumpfile.h. (print_graph_cfg): Split into three overloads. * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn. 2016-02-22 Tom de Vries * gdbhooks.py (class DumpFn): Add and instantiate, adding command dump-fn. 2016-02-22 Richard Biener PR ipa/37448 * ipa-inline-transform.c (inline_call): When not updating overall summaries adjust self size by the growth estimate. * ipa-inline.c (inline_to_all_callers_1): Add to the callers hash-set, do not update overall summaries here. Renamed from ... (inline_to_all_callers): ... this which is now wrapping the above and performing delayed overall summary update. (early_inline_small_functions): Delay updating of the overall summary. 2016-02-21 Markus Trippelsdorf * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize variable. 2016-02-19 Jakub Jelinek PR driver/69805 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use :%* in %:gt() argument. (greater_than_spec_func): Adjust for expecting only numbers, if there are more than two numbers, compare the last two. 2016-02-19 Jonathan Wakely * doc/invoke.texi (C++ Dialect Options): Clarify interaction of -Wnarrowing with -std. 2016-02-19 Jakub Jelinek PR c++/69851 * expr.c (store_field): Don't use bit-field path if exp is COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize and the assignment can be performed by bitwise copy. Formatting fix. PR middle-end/69838 * lra.c (lra_process_new_insns): If non-call exceptions are enabled, call copy_reg_eh_region_note_forward on before and/or after sequences and remove note from insn if it no longer can throw. PR target/69820 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode if TARGET_AVX512BW. 2016-02-19 Andreas Krebbel * config/s390/vector.md: Add missing commutative operand markers to the patterns which qualify for one. * config/s390/vx-builtins.md: Likewise. 2016-02-19 Andreas Krebbel * config/s390/vector.md (VI, VI_QHS): Add single element vector types to mode iterators. (vec_double): ... and mode attribute. * config/s390/vx-builtins.md (non_vec_int): Likewise. 2016-02-19 Andreas Krebbel * config/s390/vector.md ("add3", "sub3"): Change the predicate of op2 from nonimmediate to general and let reload fix it if necessary. 2016-02-19 Andreas Krebbel * config/s390/vecintrin.h (vec_sub_u128): Define missing macro. 2016-02-19 Andreas Krebbel * config/s390/s390.c (s390_expand_vcond): Use the compare operand mode. 2016-02-19 Andreas Krebbel * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype. * config/s390/s390.c (s390_expand_vec_movstr): New function. * config/s390/s390.md ("movstr"): Call s390_expand_vec_movstr. 2016-02-19 Andreas Krebbel * config/s390/s390.md: Add missing output modifier for operand 1 to print it as address properly. 2016-02-19 Andreas Krebbel * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*. * config/s390/2964.md: New file. * config/s390/s390.c (s390_get_sched_attrmask): Use the right set of insn grouping attributes depending on the CPU level. (s390_get_unit_mask): New function. (s390_sched_score): Remove the OOO from the scheduling macros. Add loop to calculate a score for the instruction mix. (s390_sched_reorder): Likewise plus improve debug output. (s390_sched_variable_issue): Rename macros as above. Calculate the unit distances after actually scheduling an insn. Improve debug output. (s390_sched_init): Clear last_scheduled_unit_distance array. * config/s390/s390.md: Include 2964.md. 2016-02-18 Jakub Jelinek PR target/69671 * config/i386/sse.md (*floatv2div2sf2_mask_1, *avx512vl_v2div2qi2_mask_1, *avx512vl_v4qi2_mask_1, *avx512vl_v8qi2_mask_1, *avx512vl_v4hi2_mask_1, *avx512vl_v2div2hi2_mask_1, *avx512vl_v2div2si2_mask_1, *avx512f_v8div16qi2_mask_1): New insns. 2016-02-18 Michael Meissner PR target/68404 * config/rs6000/predicates.md (fusion_gpr_addis): Revert 2016-02-09 change. * config/rs6000/rs6000.md (fusion_gpr_load_): Remove earlyclobber from target. Use wF constraint for fused memory address. (fusion_gpr___load): Likewise. 2016-02-18 Jakub Jelinek Martin Liska PR sanitizer/69863 * cfgexpand.c (asan_sanitize_stack_p): New function. (partition_stack_vars): Use the function. (expand_stack_vars): Likewise. (defer_stack_allocation): Likewise. (expand_used_vars): Likewise. 2016-02-18 Richard Biener PR middle-end/69553 * fold-const.c (operand_equal_p): Properly compare offsets for IMAGPART_EXPR and ARRAY_REF. 2016-02-18 Nick Clifton PR target/62254 PR target/69610 * config/arm/arm.c (arm_option_override_internal): Disable interworking if the target does not support thumb instructions. (arm_reload_in_hi): Handle the case where a register to register move needs reloading because there is no simple pattern to handle it. (arm_reload_out_hi): Likewise. 2016-02-18 Richard Biener PR middle-end/69854 * match.pd: Don't use fold_binary or fold_unary for folding constants. 2016-02-17 Jakub Jelinek PR c++/69850 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND. * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't warn on gimple_no_warning_p statements. 2016-02-17 Jonathan Wakely * doc/extend.texi (C++ Attributes): Correct description of warn_unused type attribute. 2016-02-17 Bill Schmidt * config/rs6000/altivec.md (*altivec_lvxl__internal): Output correct instruction. 2016-02-17 Richard Biener PR rtl-optimization/69609 * bb-reorder.c (struct bbro_basic_block_data): Add priority member. (find_traces_1_round): When ending a trace update cached priority of successors. (bb_to_key): Use cached priority when available. (copy_bb): Initialize cached priority. (reorder_basic_blocks_software_trace_cache): Likewise. 2016-02-17 Kyrylo Tkachov PR target/69161 * config/aarch64/predicates.md (aarch64_comparison_operator_mode): New predicate. (aarch64_comparison_operator): Break overly long line into two. (aarch64_comparison_operation): Likewise. * config/aarch64/aarch64.md (cstorecc4): Use aarch64_comparison_operator_mode instead of aarch64_comparison_operator. (cstore4): Likewise. (aarch64_cstore): Likewise. (*cstoresi_insn_uxtw): Likewise. (cstore_neg): Likewise. (*cstoresi_neg_uxtw): Likewise. 2016-02-17 Kyrylo Tkachov PR target/69161 * config/arm/predicates.md (arm_comparison_operator_mode): New predicate. * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode instead of arm_comparison_operator. (*mov_negscc): Likewise. (*mov_notscc): Likewise. * config/arm/thumb2.md (*thumb2_mov_scc): Likewise. (*thumb2_mov_negscc): Likewise. (*thumb2_mov_negscc_strict_it): Likewise. (*thumb2_mov_notscc): Likewise. (*thumb2_mov_notscc_strict_it): Likewise. 2016-02-17 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_internal_mov_immediate): Add missing return. 2016-02-17 Eric Botcazou * config/visium/visium.c (machine_libfunc_index): New enum. (machine_libfuncs): New structure. (visium_libfuncs): New static variable. (TARGET_INIT_LIBFUNCS): Define to... (visium_init_libfuncs): ...this. New function. (expand_block_move_4): Use the appropriate libfunc. (expand_block_move_2): Likewise. (expand_block_move_1): Likewise. (expand_block_set_4): Likewise. (expand_block_set_2): Likewise. (expand_block_set_1): Likewise. (visium_trampoline_init): Likewise. 2016-02-17 Nick Clifton * config/msp430/msp430.c (msp430_mcu_data): Sync with data from TI's devices.csv file as of March 2016. 2016-02-16 Kelvin Nilsen PR Target/48344 * opts-global.c (handle_common_deferred_options): Introduce and initialize two global variables to remember command-line options specifying a stack-limiting register. * opts.h: Add extern declarations of the two new global variables. * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx variable based on the values of the two new global variables. 2016-02-16 Jakub Jelinek PR c/69835 * common.opt (Wnonnull-compare): New warning. * doc/invoke.texi (-Wnonnull): Remove text about comparison of arguments against NULL. (-Wnonnull-compare): Document. * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o. * tree-pass.h (make_pass_warn_nonnull_compare): Declare. * passes.def (pass_warn_nonnull_compare): Add. * gimple-ssa-nonnull-compare.c: New file. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.c (cortexa57_tunings): Remove AARCH64_EXTRA_TUNE_RECIP_SQRT. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.c (use_rsqrt_p): Always use software reciprocal sqrt for -mlow-precision-recip-sqrt. 2016-02-16 James Greenhalgh Ramana Radhakrishnan * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor, always use lane loads to construct non-constant vectors. 2016-02-16 James Greenhalgh * config/aarch64/aarch64.md (arch64_sqrdmlh_lane): Fix register constraints for operand 3. (aarch64_sqrdmlh_laneq): Likewise. 2016-02-16 Jakub Jelinek Richard Biener PR tree-optimization/69820 * tree-vect-patterns.c (type_conversion_p): Return false if *orig_type is unsigned single precision or boolean. (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern): Formatting fix. 2016-02-16 Jakub Jelinek PR rtl-optimization/69764 PR rtl-optimization/69771 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT op1 is valid for GET_MODE_INNER (mode) and force it into a reg. 2016-02-16 Richard Biener PR tree-optimization/69776 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias sets from caller. (indirect_refs_may_alias_p): Likewise. (refs_may_alias_p_1): Pass alias sets as from ao_ref. * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set according to tbaa_p. * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag. (optimize_stmt): For redundant store discovery do not allow tbaa. 2016-02-16 Bernd Schmidt PR tree-optimization/69714 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change. Return NULL if we have irrelevant high bytes on BIG_ENDIAN. 2016-02-16 Claudiu Zissulescu * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes. * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP) (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define. * config/arc/arc.c (arc_init): Check FPU options. (get_arc_condition_code): Handle new CC_FPU* modes. (arc_select_cc_mode): Likewise. (arc_conditional_register_usage): Allow 64 bit datum into even-odd register pair only. Allow access for ARCv2 accumulator. (gen_compare_reg): Whenever we have FPU support use FPU compare instructions. (arc_reorg): Don't generate brcc insns when FPU compare instructions are involved. * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition. (TARGET_OPTFPE): Add condition when ARC EM can use optimized floating point emulation. (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define. (REVERSE_CONDITION): Add new CC_FPU* modes. (TARGET_FP_SP_BASE): Define. (TARGET_FP_DP_BASE): Likewise. (TARGET_FP_SP_FUSED): Likewise. (TARGET_FP_DP_FUSED): Likewise. (TARGET_FP_SP_CONV): Likewise. (TARGET_FP_DP_CONV): Likewise. (TARGET_FP_SP_SQRT): Likewise. (TARGET_FP_DP_SQRT): Likewise. (TARGET_FP_DP_AX): Likewise. * config/arc/arc.md (ARCV2_ACC): New constant. (type): New fpu type attribute. (SDF): Conditional iterator. (cstore, cbranch): Change expand condition. (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands, handles FPU/FPX cases as well. * config/arc/arc.opt (mfpu): New option. * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx): Renamed. (adddf3, muldf3, subdf3): Removed. * config/arc/predicates.md (proper_comparison_operator): Recognize CC_FPU* modes. * config/arc/fpu.md: New file. * doc/invoke.texi (ARC Options): Document mfpu option. 2016-02-16 Richard Biener PR rtl-optimization/69291 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate noce_operand_ok check. 2016-02-16 Tom de Vries PR lto/67709 * omp-low.c (simd_clone_create): Remove call to symtab->call_cgraph_insertion_hooks. 2016-02-16 Jakub Jelinek PR tree-optimization/69802 * tree-ssa-reassoc.c (update_range_test): If op is SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive op == 1 test of precision 1 integral op, otherwise handle that case as op itself. Fix up formatting. (optimize_range_tests_to_bit_test, optimize_range_tests): Fix up formatting. 2016-02-16 Richard Biener PR tree-optimization/69586 * tree-vrp.c (register_edge_assert_for_2): Handle all integral types for conversion sources. 2016-02-16 Richard Biener PR middle-end/69801 * fold-const.c (operand_equal_p): For COND_EXPR zero operand mask OEP_ADDRESS_OF. 2016-02-16 Alan Modra PR target/68973 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter. (p8_mtvsrd_df, p8_mtvsrd_sf): New. (p8_mtvsrd_1, p8_mtvsrd_2): Delete. (p8_mtvsrwz): New. (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete. (p8_xxpermdi_): Take two DF inputs rather than one TF. (p8_fmrgow_): Likewise. (reload_vsx_from_gpr): Make clobber IF. Adjust for above changes. (reload_fpr_from_gpr): Similarly. Use "d" for op0 constraint. (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting to use movdi_internal64. Remove op0_di. * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode. 2016-02-15 Evandro Menezes Add support for the FCCMP insn types * config/aarch64/aarch64.md (fccmp): Change insn type. (fccmpe): Likewise. * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types. * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise. * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise. * config/arm/xgene1.md (xgene1_fcmp): Likewise. * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation. * config/arm/types.md (fccmps): Add new insn type. (fccmpd): Likewise. 2016-02-15 Bernd Edlinger * alias.c (get_alias_set): Fix a typo in comment. 2016-02-15 Richard Biener PR tree-optimization/69595 * match.pd: Complete range test simplification to true. 2016-02-15 Bernd Schmidt PR rtl-optimization/69648 * lra-constraints.c (update_ebb_live_info): Don't remove sets of pic_offset_table_rtx. PR rtl-optimization/69752 * ira.c (update_equiv_regs): When looking for more than a single SET, also take other side effects into account. 2016-02-15 Marcin Kościelnicki * config/s390/s390.c (s390_function_profiler): Add a new sequence for z900+ CPUs in 31-bit mode. 2016-02-15 Marcin Kościelnicki * common/config/s390/s390-common.c (s390_supports_split_stack): New function. (TARGET_SUPPORTS_SPLIT_STACK): New macro. * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue. * config/s390/s390.c (struct machine_function): New field split_stack_varargs_pointer. (s390_register_info): Mark r12 as clobbered if it'll be used as temp in s390_emit_prologue. (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack vararg pointer. (morestack_ref): New global. (SPLIT_STACK_AVAILABLE): New macro. (s390_expand_split_stack_prologue): New function. (s390_live_on_entry): New function. (s390_va_start): Use split-stack vararg pointer if appropriate. (s390_asm_file_end): Emit the split-stack note sections. (TARGET_EXTRA_LIVE_ON_ENTRY): New macro. * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec. (UNSPECV_SPLIT_STACK_CALL): New unspec. (UNSPECV_SPLIT_STACK_DATA): New unspec. (split_stack_prologue): New expand. (split_stack_space_check): New expand. (split_stack_data): New insn. (split_stack_call): New expand. (split_stack_call_*): New insn. (split_stack_cond_call): New expand. (split_stack_cond_call_*): New insn. 2016-02-15 Richard Biener PR tree-optimization/69783 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Add trivially correct cases. 2016-02-15 Tom de Vries PR lto/69655 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter do_force_output. * lto-streamer.h (input_offload_tables): Add and handle bool parameter. 2016-02-15 Richard Biener PR tree-optimization/69776 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype. * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to indicate whether we can use TBAA to disambiguate against stores. Use alias-set zero if not. (visit_reference_op_store): Do not use TBAA when looking up redundant stores. * tree-ssa-pre.c (compute_avail): Use TBAA here. (eliminate_dom_walker::before_dom_children): But not when looking up redundant stores. 2016-02-14 John David Anglin * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New. 2016-02-14 Venkataramanan Kumar * config/i386/znver1.md (znver1_pop, znver1_pop_mem, znver1_load_imov_double_store, znver1_load_imov_direct_store, znver1_load_imov_direct_load, znver1_load_imov_double_load): Add new. (znver1_insn, znver1_insn_load): Add icmov type. (znver1_sseavx_fma, znver1_sseavx_fma_load, znver1_avx256_fma, znver1_avx256_fma_load): Fix pipe usage. 2016-02-14 Alan Modra PR target/68973 * reloads.c (find_reloads_address_1): For pre/post-inc/dec with an invalid hard reg, reload just the reg not the entire pre/post-inc/dec address expression. 2016-02-13 Oleg Endo PR target/67260 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with fixed R1_REG scratch reg. (sibcall_value_pcrel_fdpic): Likewise. 2016-02-13 Oleg Endo PR target/67636 PR target/64345 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern. 2016-02-12 Walter Lee * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD. * config/tilegx/t-tilegx: Likewise. 2016-02-12 David Malcolm PR other/69554 * diagnostic-show-locus.c (struct line_span): New struct. (layout::get_first_line): Delete. (layout::get_last_line): Delete. (layout::get_num_line_spans): New member function. (layout::get_line_span): Likewise. (layout::print_heading_for_line_span_index_p): Likewise. (layout::get_expanded_location): Likewise. (layout::calculate_line_spans): Likewise. (layout::m_first_line): Delete. (layout::m_last_line): Delete. (layout::m_line_spans): New field. (layout::layout): Update comment. Replace m_first_line and m_last_line with m_line_spans, replacing their initialization with a call to calculate_line_spans. (diagnostic_show_locus): When printing source lines and annotations, rather than looping over a single span of lines, instead loop over each line_span within the layout, with an inner loop over the lines within them. Call the context's start_span callback when changing line spans. * diagnostic.c (diagnostic_initialize): Initialize start_span. (diagnostic_build_prefix): Break out the building of the location part of the string into... (diagnostic_get_location_text): ...this new function, rewriting it from nested ternary expressions to a sequence of "if" statements. (default_diagnostic_start_span_fn): New function. * diagnostic.h (diagnostic_start_span_fn): New typedef. (diagnostic_context::start_span): New field. (default_diagnostic_start_span_fn): New prototype. 2016-02-12 David Malcolm PR driver/69779 * gcc.c (driver::finalize): Fix cleanup of "specs". 2016-02-12 David Malcolm PR driver/69265 PR driver/69453 * gcc.c (driver::driver): Initialize m_option_suggestions. (driver::~driver): Clean up m_option_suggestions. (suggest_option): Convert to... (driver::suggest_option): ...this, and split out into driver::build_option_suggestions and find_closest_string. (driver::build_option_suggestions): New function, from first half of suggest_option. Special-case OPT_fsanitize_ and OPT_fsanitize_recover_, making use of the sanitizer_opts array. For options of enum types, add the various enum values to the candidate strings. (driver::handle_unrecognized_options): Remove "const". * gcc.h (driver::handle_unrecognized_options): Likewise. (driver::build_option_suggestions): New decl. (driver::suggest_option): New decl. (driver::m_option_suggestions): New field. * opts-common.c (add_misspelling_candidates): New function. * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s and make non-static. * opts.h (sanitizer_opts): New array decl. (add_misspelling_candidates): New function decl. * spellcheck.c (find_closest_string): New function. * spellcheck.h (find_closest_string): New function decl. 2016-02-12 Jakub Jelinek PR rtl-optimization/69764 PR rtl-optimization/69771 * optabs.c (expand_binop_directly): For shift_optab_p, force convert_modes with VOIDmode if xop1 has VOIDmode. 2016-02-12 Ilya Enkovich PR target/69729 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args to correctly determine instrumentation thunks. 2016-02-12 Jakub Jelinek PR ipa/69241 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE type by reference, force lhs on the call. PR ipa/68672 * ipa-split.c (split_function): Don't compute/use main_part_return_p. Compute retval and retbnd early in all cases if split_part_return_p and return_bb is not EXIT. Remove all clobber stmts and reset all debug stmts that refer to SSA_NAMEs defined in split part, except if it is retval, in that case replace the old retval with the lhs of the call to the split part. 2016-02-12 Kugan Vivekanandarajah revert: 2016-02-12 Kugan Vivekanandarajah PR middle-end/66726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt whose result is used in PHI. (maybe_optimize_range_tests): Likewise. (final_range_test_p): Likweise. 2016-02-12 Kugan Vivekanandarajah PR middle-end/66726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt whose result is used in PHI. (maybe_optimize_range_tests): Likewise. (final_range_test_p): Likweise. 2016-02-12 Jakub Jelinek * cgraph.c: Spelling fixes - behaviour -> behavior and neighbour -> neighbor. * target.def: Likewise. * sel-sched.c: Likewise. * config/mips/mips.c: Likewise. * config/arc/arc.md: Likewise. * config/arm/cortex-a57.md: Likewise. * config/arm/arm.c: Likewise. * config/arm/neon.md: Likewise. * config/arm/arm-c.c: Likewise. * config/vms/vms-c.c: Likewise. * config/s390/s390.c: Likewise. * config/i386/znver1.md: Likewise. * config/i386/i386.c: Likewise. * config/ia64/hpux-unix2003.h: Likewise. * config/msp430/msp430.md: Likewise. * config/rx/rx.c: Likewise. * config/rx/rx.md: Likewise. * config/aarch64/aarch64-simd.md: Likewise. * config/aarch64/aarch64.c: Likewise. * config/nvptx/nvptx.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.opt: Likewise. * config/rs6000/rs6000.c: Likewise. * target.h: Likewise. * spellcheck.c: Likewise. * ira-build.c: Likewise. * tree-inline.c: Likewise. * builtins.c: Likewise. * lra-constraints.c: Likewise. * explow.c: Likewise. * hwint.h: Likewise. * targhooks.c: Likewise. * tree-vect-data-refs.c: Likewise. * expr.c: Likewise. * doc/tm.texi: Likewise. * doc/extend.texi: Likewise. * doc/install.texi: Likewise. * doc/md.texi: Likewise. * tree-ssa-tail-merge.c: Likewise. * sched-int.h: Likewise. * match.pd: Likewise. * sched-ebb.c: Likewise. * target.def (omit_struct_return_reg): Likewise. * gimple-ssa-isolate-paths.c: Likewise. (find_implicit_erroneous_behaviour): Renamed to... (find_implicit_erroneous_behavior): ... this. (find_explicit_erroneous_behaviour): Renamed to... (find_explicit_erroneous_behavior): ... this. (gimple_ssa_isolate_erroneous_paths): Adjust caller. 2016-02-11 Segher Boessenkool PR rtl-optimization/64682 PR rtl-optimization/69567 PR rtl-optimization/69737 * combine.c (distribute_notes) : If the register is set in I2 as well, just lose it. 2016-02-11 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_last_printed_arch_string): New variable. (aarch64_last_printed_tune_string): Likewise. (aarch64_declare_function_name): Only output .arch assembler directive if it will be different from the previously output directive. Same for .tune comment but only if -dA is set. (aarch64_start_file): New function. (TARGET_ASM_FILE_START): Define. 2016-02-11 David Malcolm PR plugins/69758 * Makefile.in (PLUGIN_HEADERS): Add params.list. 2016-02-11 Jakub Jelinek PR target/65313 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid -Wmaybe-uninitialized warning. 2016-02-11 Oleg Endo PR target/69713 * config/sh/sh.md (casesi_worker_0): Add T_REG use. 2016-02-11 Richard Biener PR rtl-optimization/69291 * ifcvt.c (noce_try_store_flag_constants): Do not allow subexpressions affected by changing the result. 2016-02-10 Vladimir Makarov PR target/69148 * lra-constraints.c (curr_insn_transform): Find in/out operands for secondary memory moves. Update dups. 2016-02-10 Yuri Rumyantsev PR tree-optimization/69652 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1 to nested loop, did source re-formatting, skip debug statements, add check on statement with volatile operand, remove dead scalar statements. 2016-02-10 Jakub Jelinek Patrick Palka PR ipa/69241 PR c++/69649 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn calls if the return type is TREE_ADDRESSABLE. * cgraphunit.c (cgraph_node::expand_thunk): Likewise. * ipa-split.c (split_function): Fix doubled "we" in comment. Use void return type for the split part even if !split_point->split_part_set_retval. 2016-02-10 Bin Cheng PR tree-optimization/68021 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if when computing the value of biv cand by itself. 2016-02-10 Wilco Dijkstra * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion. (cortexa57_tunings): Likewise. (cortexa72_tunings): Likewise. (arch_macro_fusion_pair_p): Add support for AES fusion. * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry. * config/arm/aarch-common.c (aarch_crypto_can_dual_issue): Allow virtual registers before reload so early scheduling works. * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use correct latency and pipeline. (cortex_a57_crypto_complex): Likewise. (cortex_a57_crypto_xor): Likewise. (define_bypass): Add AES bypass. 2016-02-10 Richard Biener PR tree-optimization/69726 * passes.def: Add DCE pass before late uninit. * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to really fixup if-conversions job. 2016-02-10 Wilco Dijkstra * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion. (arm_cortex_a57_tune): Likewise. (aarch_macro_fusion_pair_p): Add support for AES fusion. * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC. 2016-02-10 Eric Botcazou * timevar.def (TV_PHASE_DBGINFO): Delete. (TV_PHASE_CHECK_DBGINFO): Likewise. * varpool.c (varpool_node::assemble_decl): Do not change timevar. 2016-02-10 Richard Biener PR tree-optimization/69719 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Adjust previous fix by ensuring that dr_a1 is left of dr_a2. 2016-02-09 Andrew Pinski PR tree-opt/69282 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if get_vcond_mask_icode returns false. 2016-02-09 Michael Meissner PR target/68404 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing an ADDIS that adds a pointer to a large constant that sets the upper16 bits with a load operation. 2016-02-09 Charles Baylis PR target/68532 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane order. * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big endian. (vzipq_s16): Likewise. (vzipq_s32): Likewise. (vzipq_f32): Likewise. (vzipq_u8): Likewise. (vzipq_u16): Likewise. (vzipq_u32): Likewise. (vzipq_p8): Likewise. (vzipq_p16): Likewise. 2016-02-09 Charles Baylis PR target/68532 * config/arm/arm.c (neon_endian_lane_map): New function. (neon_vector_pair_endian_lane_map): New function. (arm_evpc_neon_vuzp): Allow for big endian lane order. * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big endian. (vuzpq_s16): Likewise. (vuzpq_s32): Likewise. (vuzpq_f32): Likewise. (vuzpq_u8): Likewise. (vuzpq_u16): Likewise. (vuzpq_u32): Likewise. (vuzpq_p8): Likewise. (vuzpq_p16): Likewise. 2016-02-11 Alexandre Oliva PR target/69634 * regstat.c (regstat_bb_compute_calls_crossed): Disregard debug insns. 2016-02-09 Uros Bizjak * config/i386/i386.md (insv_1): Use gen_int_mode to truncate const_int operand 1 to QImode. 2016-02-09 Eric Botcazou * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument corresponding to an abnormal edge. 2016-02-09 Tom de Vries PR tree-optimization/69599 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New function. (find_func_aliases_for_builtin_call, find_func_clobbers) (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto partition. 2016-02-09 Richard Biener PR tree-optimization/69715 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl LHS on calls as non-rewritable. 2016-02-09 Tom de Vries PR lto/69707 * lto-wrapper.c (append_diag_options): New function. (compile_offload_image): Call append_diag_options. 2016-02-08 Sandra Loosemore PR other/69722 * doc/extend.texi (Flag Output Operands): Correct sectioning. Minor copy-edit to fix verb tenses. 2016-02-08 Jakub Jelinek PR tree-optimization/69209 * ipa-split.c (split_function): If split part is not returning retval, retval has gimple type but is not gimple value, force it into a SSA_NAME first. 2016-02-08 Nicklas Bo Jensen * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove outdated section. 2016-02-08 Jason Merrill PR c++/69631 * convert.c (convert_to_integer_1): Check dofold on truncation distribution. (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold) (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold): Rename from *_nofold. * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold) (convert_to_real_nofold, convert_to_complex_nofold): New inlines. 2016-02-08 Bernd Schmidt PR target/60410 * tree.c (build_common_tree_nodes): Remove short_double argument. All callers changed. * tree.h (build_common_tree_nodes): Adjust declaration. * doc/invoke.texi (-fshort-double): Remove documentation. * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Remove -fshort-double variant. * lto-wrapper.c (merge_and_complain, append_compiler_options) (append_linker_options): Don't handle OPT_fshort_double. PR rtl-optimization/68730 * lra-remat.c (insn_to_cand_activation): New static variable. (lra_remat): Allocate and free it. (create_cand): New arg activation. Initialize a field in insn_to_cand_activation if it is nonnull. (create_cands): Pass the activation insn to create_cand when making a candidate involving an output reload. Reorganize code a little. (do_remat): Keep track of active status of candidates in a separate bitmap. 2016-02-08 Richard Biener PR tree-optimization/69719 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Properly use absolute of the difference of the two offsets to compare or adjust the segment length. 2016-02-08 Richard Biener Jeff Law PR target/68273 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified types for anonymous SSA names. 2016-02-08 Richard Biener PR rtl-optimization/69274 * ira.c (ira_setup_alts): Do not change recog_data.operand order. 2016-02-08 Jeff Law PR tree-optimization/65917 * tree-ssa-dom.c (record_temporary_equivalences): Record both equivalences from if (x == y) style conditionals. (loop_depth_of_name): Remove. (record_equality): Remove loop depth check. * tree-ssa-scopedtables.h (const_and_copies): Refine comments. (const_and_copies::record_const_or_copy_raw): New member function. * tree-ssa-scopedtables.c (const_and_copies::record_const_or_copy_raw): New, factored out of (const_and_copies::record_const_or_copy): Call new member function. 2016-02-05 Jeff Law PR tree-optimization/68541 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h. (count_stmts_in_block): New function. (poor_ifcvt_candidate_code): Likewise. (is_feasible_trace): Add some heuristics to determine when path splitting is profitable. (find_block_to_duplicate_for_splitting_paths): Make sure the graph is a diamond with a single exit. 2016-02-05 Martin Sebor PR c++/69662 * doc/invoke.texi: Update -Wplacement-new to take an optional argument. 2016-02-06 Richard Henderson PR c/69643 * tree.c (tree_nop_conversion_p): Do not strip casts into or out of non-standard address spaces. 2016-02-05 Jakub Jelinek PR rtl-optimization/69691 * lra-eliminations.c (move_plus_up): Don't add the addend twice. 2016-02-05 Pat Haugen * config/rs6000/crypto.md (crypto_vpermxor_): Correct insn type. * config/rs6000/rs6000.md (mov_hardfloat): Likewise. (*ieee128_mfvsrd_64bit): Likewise. (*ieee128_mfvsrd_32bit): Likewise. 2016-02-05 Ilya Enkovich PR target/69369 Revert r232560: 2016-01-19 Jan Hubicka * cgraphunit.c (cgraph_node::reset): Clear thunk info and instrumented_version. 2016-01-05 Jeremy Bennett * doc/invoke.texi (Optimize Options): In table of --param options rename second occurrence of tracer-min-branch-ratio to tracer-min-branch-probability, rename tracer-min-branch-ratio-feedback to tracer-min-branch-probability-feedback and clarify description, rename sched-spec-state-edge-prob-cutoff to sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename to selsched-insns-to-rename, rename lto-minpartition to lto-min-partition, delete reorder-blocks-duplicate and reorder-blocks-duplicate-feedback. 2016-02-05 Andreas Krebbel * config/s390/s390.c (s390_register_info_set_ranges): Remove superfluous loops. 2016-02-05 Dominik Vogt * doc/extend.texi: S/390: Correct some typos. 2016-02-05 Andreas Krebbel * config/s390/s390.c (s390_emit_call): Add missing 64 bit check. 2016-02-05 Andreas Krebbel PR target/69625 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines. (s390_register_info_gprtofpr): Use new macros above. (s390_register_info_stdarg_fpr): Adjust max_fpr to better match its name. (s390_register_info_stdarg_gpr): Adjust max_gpr to better match its name. Adjust restore and save gpr ranges. (s390_register_info_set_ranges): New function. (s390_register_info): Use new macros above. Call s390_register_info_set_ranges. (s390_optimize_register_info): Likewise. (s390_hard_regno_rename_ok): Use new macros. (s390_hard_regno_scratch_ok): Likewise. (s390_emit_epilogue): Likewise. (s390_can_use_return_insn): Likewise. (s390_optimize_prologue): Likewise. * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants. 2016-02-05 Jakub Jelinek PR bootstrap/69677 * config/i386/i386.c (convert_scalars_to_vector): Readd stack alignment fixes. (ix86_option_override_internal): Disable TARGET_STV even for -m{incoming,preferred}-stack-boundary=3. 2016-02-03 Trevor Saunders * config.gcc: Mark deprecated rtems targets as obsolete. 2016-02-04 Segher Boessenkool PR rtl-optimization/64682 PR rtl-optimization/69567 * combine.c (distribute_notes) : Place the death note before I2 only if the register is both used and set in I2. 2016-02-04 DJ Delorie * config/msp430/msp430.c (msp430_start_function): Add function type. 2016-02-04 Jakub Jelinek PR fortran/69368 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code. 2016-02-04 Uros Bizjak PR rtl-optimization/69577 Revert: 2015-10-29 Richard Henderson PR target/68124 PR rtl-opt/67609 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten sse check to the exact conditions of PR 67609. 2016-02-04 Michael Meissner PR target/69667 * config/rs6000/rs6000.md (mov_64bit_dm): Use 'd' constraint instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are not allowed into the traditional Altivec registers. (movtd_64bit_nodm): Likewise. (mov_32bit, FMOVE128_FPR iterator): Likewise. 2016-02-04 David Malcolm * config/aarch64/cortex-a57-fma-steering.c (aarch64_register_fma_steering): Remove "static" from arguments to register_pass. 2016-02-04 Wilco Dijkstra PR target/69619 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1 twice when complex. 2016-02-04 Mike Frysinger * doc/invoke.texi: Delete -mno-fma4. 2016-02-04 Richard Sandiford PR rtl-optimization/69577 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter. (find_subregs_of_mode): Update accordingly. Iterate over partial definitions. 2016-02-04 Alan Lawrence * config/arm/arm-protos.h (neon_reinterpret): Remove. * config/arm/arm.c (neon_reinterpret): Remove. * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi, vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi, vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di, vreinterpretti): Remove. * config/arm/neon.md (neon_vreinterpretv8qi, neon_vreinterpretv4hi, neon_vreinterpretv2si, neon_vreinterpretv2sf, neon_vreinterpretdi, neon_vreinterpretti, neon_vreinterpretv16qi, neon_vreinterpretv8hi, neon_vreinterpretv4si, neon_vreinterpretv4sf, neon_vreinterpretv2di): Remove. * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32, vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64, vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32, vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32, vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64, vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8, vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8, vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8, vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64, vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16, vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16, vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16, vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64, vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32, vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32, vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32, vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8, vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8, vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8, vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64, vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16, vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16, vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16, vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64, vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32, vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32, vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32, vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64, vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8, vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8, vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64, vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8, vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16, vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16, vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64, vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16, vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32, vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32, vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64, vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32, vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8, vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64, vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8, vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8, vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32, vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64, vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16, vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16, vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32, vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64, vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16, vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16, vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16, vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64, vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16, vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16, vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16, vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64, vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16, vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16, vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16, vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64, vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16, vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16, vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16, vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128, vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16, vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16, vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16, vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128, vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16, vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16, vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16, vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128, vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16, vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16, vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16, vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128, vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8, vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16, vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16, vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64, vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64, vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8, vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8, vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64, vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64, vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32, vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8, vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64, vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64, vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32, vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8, vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64, vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64, vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32, vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts. 2016-02-04 Martin Liska PR sanitizer/69276 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls that are gimple_store_p. (maybe_instrument_call): Likewise. 2016-02-04 Bin Cheng * config/aarch64/aarch64.c (aarch64_legitimize_address): Force register scaling out of memory reference and comment why. 2016-02-04 Kyrylo Tkachov PR target/65932 PR target/67714 * cse.c (cse_insn): Pass NULL to fold_rtx when initially folding the source of a SET. 2016-02-04 Kyrylo Tkachov PR target/65932 PR target/67714 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx. 2016-02-04 Jim Wilson PR target/65932 PR target/67714 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and HImode. 2016-02-04 Christian Bruel * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo. * config/arm/arm.c (arm_set_current_function): Likewise. 2016-02-04 Jakub Jelinek Ilya Enkovich H.J. Lu PR target/69454 * config/i386/i386.c (convert_scalars_to_vector): Remove stack alignment fixes. (ix86_option_override_internal): Disable TARGET_STV if stack might not be aligned enough. (ix86_minimum_alignment): Assert that TARGET_STV is false. 2016-02-04 Victoria Stepanyan * config/i386/x86-tune.def: Disable default prefetching for -march=znver1. 2016-02-03 Michael Meissner Vladimir Makarov PR target/69461 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko in validating fused toc addresses. 2016-02-03 Jakub Jelinek PR c/69627 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read range->m_caret fields if range->m_show_caret_p is false. PR target/69644 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Force oldval into register if it does not satisfy reg_or_short_operand predicate. Fix up formatting. 2016-02-03 Vladimir Makarov Alexandre Oliva PR target/69461 * lra-constraints.c (simplify_operand_subreg): Check additionally address validity after potential reloading. (process_address_1): Check insns validity. In case of failure do nothing. 2016-02-03 Kirill Yukhin PR target/69118 * config/i386/sse.md (define_insn "avx512f_maskcmp3"): Fix target. 2016-02-02 Jakub Jelinek * wide-int.cc (canonize_uhwi): New function. (wi::divmod_internal): Use it. 2016-02-02 James Norris * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU like LE, GE, LT, GT when emitting relational operator. 2016-02-02 Wilco Dijkstra * ira-costs.c (find_costs_and_classes): Add extra argument. * target.def (ira_change_pseudo_allocno_class): Add parameter. * targhooks.h (ira_change_pseudo_allocno_class): Likewise. * targhooks.c (ira_change_pseudo_allocno_class): Likewise. * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class) Add best_class parameter, and return it if not ALL_REGS. * config/mips/mips.c (mips_ira_change_pseudo_allocno_class): Add parameter. * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Update target hook. 2016-02-02 Wilco Dijkstra * config/aarch64/aarch64.c (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define. (aarch64_ira_change_pseudo_allocno_class): New function. 2016-02-02 Uros Bizjak PR target/67032 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves. 2016-02-02 Senthil Kumar Selvaraj * config/avr/avr.c (avr_option_override): Set PARAM_ALLOW_STORE_DATA_RACES to 1. 2016-02-02 Richard Biener PR tree-optimization/69595 * match.pd: Add range test simplifications to true/false. 2016-02-02 Thomas Schwinge * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove. * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START instead. 2016-02-02 Richard Biener PR tree-optimization/69606 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive info on the result before moving a stmt. 2016-02-02 Yuri Rumyantsev PR middle-end/68542 * config/i386/i386.c (ix86_expand_branch): Add support for conditional branch with vector comparison. * config/i386/sse.md (VI48_AVX): New mode iterator. (define_expand "cbranch4): Add support for conditional branch with vector comparison. * tree-vect-loop.c (optimize_mask_stores): New function. * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize has_mask_store field of vect_info. * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for vectorized loops having masked stores after vec_info destroy. * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and correspondent macros. (optimize_mask_stores): Add prototype. 2016-02-02 Alan Modra PR target/69548 * config/rs6000/predicates.md (quad_int_reg_operand): Don't allow subregs. 2016-02-02 Alan Modra PR target/68662 * config/rs6000/rs6000.c (need_toc_init): New var, set it whenever toc_label_name used. (rs6000_file_start): Don't set up toc section here, (rs6000_output_function_epilogue): do so here instead, (rs6000_xcoff_file_start): and here. * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init. (load_toc_aix_di): Likewise. 2016-02-01 Jakub Jelinek PR rtl-optimization/69592 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function. (cached_nonzero_bits): Use it instead of ARITHMETIC_P. (num_sign_bit_copies_binary_arith_p): New inline function. (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P. 2016-02-01 Jeff Law PR tree-optimization/69580 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Do not try to walk through large PHI nodes. 2016-02-01 Jakub Jelinek * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false when count is incremented above limit, don't analyze further insns afterwards. * omp-low.c (oacc_parse_default_dims): Avoid -Wsign-compare warning, make sure value fits into int rather than just unsigned int. 2016-02-01 Bin Cheng PR tree-optimization/67921 * fold-const.c (split_tree): New parameters. Convert pointer type variable part to proper type before negating. (fold_binary_loc): Pass new arguments to split_tree. 2016-02-01 Nathan Sidwell * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New. (nvptx_goacc_validate_dims): Extend to handle global defaults. * target.def (OACC_VALIDATE_DIMS): Extend documentation. * doc/tm.texti: Rebuilt. * doc/invoke.texi (fopenacc-dim): Document. * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case. (append_compiler_options): Likewise. * omp-low.c (oacc_default_dims, oacc_min_dims): New. (oacc_parse_default_dims): New. (oacc_validate_dims): Add USED arg. Select non-unity default when possible. (oacc_loop_fixed_partitions): Return mask of used partitions. (oacc_loop_auto_partitions): Emit dump info. (oacc_loop_partition): Return mask of used partitions. (execute_oacc_device_lower): Parse default dimension arg. Adjust loop partitioning and validation calls. 2016-02-01 Richard Biener PR middle-end/69556 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use. 2016-02-01 Richard Biener PR tree-optimization/69574 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead of asserting return chrec_dont_know. 2016-02-01 Martin Liska * mem-stats-traits.h: Add copyright header. * mem-stats.h: Likewise. 2016-02-01 Richard Biener PR tree-optimization/69579 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do not propagate through abnormal PHI results. 2016-02-01 Eric Botcazou * postreload.c (reload_cse_simplify): Remove dead code. 2016-02-01 Jakub Jelinek PR rtl-optimization/69570 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only if there is more than one set, not if there is a single set. 2016-02-01 Richard Henderson PR rtl-opt/69535 * combine.c (make_compound_operation): When looking through a subreg, make sure to re-extend to the width of the outer mode. 2016-01-30 Jakub Jelinek PR tree-optimization/69546 * wide-int.cc (wi::divmod_internal): For unsigned division where both operands fit into uhwi, if o1 is 1 and o0 has msb set, if divident_prec is larger than bits per hwi, clear another quotient word and return 2 instead of 1. Similarly for remainder with msb in HWI set, if dividend_prec is larger than bits per hwi. 2016-01-29 Martin Jambor * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK. Use short lowercase names. (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with acq_rel one. Protect warning agains segfaults if get_memory_order_name returns NULL. (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST with release semantics. Do not warn if get_memory_order already did. (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire semantics. Fix check for relaxed or acquire semantics. Do not warn if get_memory_order already did. 2016-01-29 Sebastian Pop * doc/install.texi: Document that isl-0.16 is supported. 2016-01-29 Vladimir Makarov PR target/69299 * config/i386/constraints.md (Bm): Describe as special memory constraint. * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it. * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * genpreds.c (struct constraint_data): Add is_special_memory. (have_special_memory_constraints, special_memory_start): New static vars. (special_memory_end): Ditto. (add_constraint): Add new arg is_special_memory. Add code to process its true value. Update have_special_memory_constraints. (process_define_constraint): Pass the new arg. (process_define_register_constraint): Ditto. (choose_enum_order): Process special memory. (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and function insn_extra_special_memory_constraint. (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * gensupport.c (process_rtx): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT. * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY. * ira-lives.c (single_reg_class): Use insn_extra_special_memory_constraint. * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY. * lra-constraints.c (process_alt_operands): Ditto. (curr_insn_transform): Use insn_extra_special_memory_constraint. * recog.c (asm_operand_ok, preprocess_constraints): Process CT_SPECIAL_MEMORY. * reload.c (find_reloads): Ditto. * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New. * stmt.c (parse_input_constraint): Use insn_extra_special_memory_constraint. 2016-01-29 H.J. Lu PR target/69530 * lra-splill.c (lra_final_code_change): Revert r229087 by removing all sub-registers. 2016-01-29 Steve Ellcey PR target/65604 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch. 2016-01-29 Jakub Jelinek PR target/69551 * config/i386/i386.c (ix86_expand_vector_set) : For SSE1, copy target into the temporary reg first before recursing on it. 2016-01-29 H.J. Lu * config/i386/sse.md (sse2_cvtps2pd): Replace vBm with vm. 2016-01-29 Jonathan Wakely * ginclude/stdarg.h: Test __cplusplus instead of __GXX_EXPERIMENTAL_CXX0X__. 2016-01-29 Richard Biener PR tree-optimization/69547 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Do not mark clobbers necessary. (mark_all_reaching_defs_necessary_1): Likewise. 2016-01-29 Dominik Vogt * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format declaration name with %qs and print it in both error messages. Also fix indentation. 2016-01-29 Dominik Vogt PR other/69006 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove trailing blank line from error message. 2016-01-29 Jonathan Wakely PR c++/69462 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG for C++-11. 2016-01-29 Richard Biener PR middle-end/69537 * match.pd: Allow all integral types when simplifying a widening or sign-changing conversion. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert back to setting codegen_error to fail codegen. 2016-01-28 Uros Bizjak PR target/69459 * config/i386/constraints.md (C): Only accept constant zero operand. (BC): New constraint. * config/i386/sse.md (*mov_internal): Use BC constraint instead of C constraint. * doc/md.texi (Machine Constraints): Update description of C constraint. 2016-01-28 Steve Ellcey PR target/68400 * config/mips/mips.c (and_operands_ok): Add MIPS16 check. 2016-01-28 Jakub Jelinek PR middle-end/69542 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider non-debug insns. 2016-01-28 Pat Haugen * config/rs6000/rs6000.c (output_cbranch): Don't statically predict branches if using guessed profile. 2016-01-28 H.J. Lu * graphite-optimize-isl.c (optimize_isl): Fix dump. 2016-01-28 Richard Henderson PR target/69305 * config/aarch64/aarch64-modes.def (CC_Cmode): New * config/aarch64/aarch64-protos.h: Update. * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New. (aarch64_select_cc_mode): Add check for use of CC_Cmode. (aarch64_get_condition_code_1): Handle CC_Cmode. * config/aarch64/aarch64.md (addti3): Use adddi3_compareC. (*add3_compareC_cconly_imm): New. (*add3_compareC_cconly): New. (*add3_compareC_imm): New. (add3_compareC): New. (add3_carryin, *addsi3_carryin_uxtw): Sort compare operand to be first. Use aarch64_carry_operation. (*add3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove. (*add3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove. (*add3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove. (subti3): Use subdi3_compare1. (*sub3_compare0): Rename from sub3_compare0. (sub3_compare1): New. (*sub3_carryin0, *subsi3_carryin_uxtw): New. (*sub3_carryin): Use aarch64_borrow_operation. (*subsi3_carryin_uxtw): Likewise. (*ngc, *ngcsi_uxtw): Likewise. (*sub3_carryin_alt, *subsi3_carryin_alt_uxtw): New. * config/aarch64/iterators.md (DWI): New. * config/aarch64/predicates.md (aarch64_carry_operation): New. (aarch64_borrow_operation): New. 2016-01-28 Abderrazek Zaafrani * graphite-optimize-isl.c (optimize_isl): Print a different debug message when isl does not return a valid schedule. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple): Remove comments from class declarations: they are already in the code close by the defs. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call codegen_error_p. (ternary_op_to_tree): Same. (unary_op_to_tree): Same. (nary_op_to_tree): Same. (gcc_expression_from_isl_expr_op): Same. (gcc_expression_from_isl_expression): Same. (graphite_create_new_loop): Same. (graphite_create_new_loop_guard): Same. (build_iv_mapping): Same. (graphite_create_new_guard): Same. (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same. (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same. 2016-01-28 Sebastian Pop * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert instead of setting codegen_error to fail codegen. 2016-01-28 Jason Merrill * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Remove CONST_INT_P check in CCMP cost calculation. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.c (generic_vector_cost): Set vec_permute_cost. (cortexa57_vector_cost): Likewise. (exynosm1_vector_cost): Likewise. (xgene1_vector_cost): Likewise. (aarch64_builtin_vectorization_cost): Use vec_permute_cost. * config/aarch64/aarch64-protos.h (cpu_vector_cost): Add vec_permute_cost entry. 2016-01-28 Wilco Dijkstra * config/aarch64/aarch64.md (ccmp): Disassemble immediate as %1. (add3_compare0): Likewise. (addsi3_compare0_uxtw): Likewise. (add3nr_compare0): Likewise. (compare_neg): Likewise. (3): Likewise. 2016-01-28 Ilya Enkovich * tree-vect-stmts.c (vectorizable_comparison): Add NULL check for vectype. 2016-01-28 Richard Biener PR tree-optimization/69466 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges): Account for PHIs we couldn't duplicate. 2016-01-28 Martin Liska PR pch/68758 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro instead of ENABLE_VALGRIND_CHECKING. 2016-01-27 Richard Henderson PR rtl-opt/69447 * lra-remat.c (subreg_regs): New. (dump_candidates_and_remat_bb_data): Dump it. (operand_to_remat): Reject if operand in subreg_regs. (set_bb_regs): Collect subreg_regs. (lra_remat): Init and free subreg_regs. Compute calculate_local_reg_remat_bb_data before create_cands. 2016-01-27 H.J. Lu PR target/68986 * config/i386/i386.c (ix86_update_stack_boundary): Don't change stack_alignment_needed for __tls_get_addr call. 2016-01-27 Segher Boessenkool * config/rs6000/rs6000.c (print_operand): Rollback 's' removal. 2016-01-27 Jeff Law PR tree-optimization/68398 PR tree-optimization/69196 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter. (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Only count PHIs in the last block in the path. The others will const/copy propagate away. Add heuristic to allow more irreducible subloops to be created when it is likely profitable to do so. * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths): Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL check from within the loop. Use gsi_next_nondebug rather than gsi_next. 2016-01-27 Jakub Jelinek PR lto/69254 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB. * asan.c (DEF_BUILTIN_STUB): Temporarily define. * tree-streamer-in.c: Include asan.h. (streamer_get_builtin_tree): For builtins in sanitizer range call initialize_sanitizer_builtins and retry. 2016-01-27 Ian Lance Taylor * common.opt (fkeep-gc-roots-live): New undocumented option. * tree-ssa-loop-ivopts.c (add_candidate_1): If -fkeep-gc-roots-live, skip pointers. (add_iv_candidate_for_biv): Handle add_candidate_1 returning NULL. 2016-01-27 Uros Bizjak PR target/69512 * config/i386/i386.md (*zext_doubleword_and): New pattern. (*zext_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND. 2016-01-27 Thomas Klausner PR target/68380 * configure.ac: NetBSD provides SSP in its C library. * configure: Updated. 2016-01-27 Richard Biener PR tree-optimization/69166 * tree-vect-loop.c (vect_is_simple_reduction): Always check reduction code for commutativity / associativity. 2016-01-27 Martin Jambor PR tree-optimization/69355 * tree-sra.c (analyze_access_subtree): Correct hole detection when total_scalarization fails. 2016-01-27 David Edelsohn * config/rs6000/driver-rs6000.c (detect_processor_aix): Add power9. 2016-01-27 Christian Bruel PR target/69245 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments. Move arm_reset_previous_fndecl and set_target_option_current_node in the conditional part. Call save_restore_target_globals. * config/arm/arm.c (arm_set_current_function): Refactor to better support #pragma target and attribute mix. Call save_restore_target_globals. * config/arm/arm-protos.h (save_restore_target_globals): New function. 2016-01-27 Martin Liska * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR reference for an HSA kernel and its host function. 2016-01-27 Jakub Jelinek PR tree-optimization/69399 * wide-int.h (wi::lrshift): For larger precisions, only use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT. 2016-01-27 Claudiu Zissulescu * config/arc/predicates.md (proper_comparison_operator): Reject constant-constant comparison. 2016-01-26 Tom de Vries PR tree-optimization/69110 * tree-data-ref.c (initialize_data_dependence_relation): Handle DR_NUM_DIMENSIONS == 0. 2016-01-26 Abderrazek Zaafrani Sebastian Pop * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle isl_ast_op_cond and isl_ast_op_select. (gcc_expression_from_isl_expr_op): Same. 2016-01-26 Jason Merrill PR c++/68782 * tree.c (recompute_constructor_flags): Split out from build_constructor. (verify_constructor_flags): New. * tree.h: Declare them. 2016-01-26 Iain Buclaw PR rtl-optimization/69217 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there are no TYPE_FIELDS set for the record type. 2016-01-26 Jakub Jelinek PR target/68662 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize toc_label_name unconditionally. (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for SYMBOL_REF string. Use toc_label_name instead of constructing LCTOC1. (rs6000_elf_declare_function_name): Use toc_label_name instead of constructing LCTOC1. 2016-01-26 Martin Sebor PR other/69477 * doc/extend.texi (Common Type Attributes): Move text that talks about attribute packed from attribute aligned to the section discussing the former attribute for clarity. 2016-01-26 Richard Henderson PR middle-end/60908 * trans-mem.c (tm_region_init): Mark entry block as visited. 2016-01-26 David Malcolm PR other/69006 * diagnostic-show-locus.c (layout::print_source_line): Replace call to pp_newline with call to layout::print_newline. (layout::print_annotation_line): Likewise. (layout::move_to_column): Likewise. (layout::print_any_fixits): After printing any fixits, print a trailing newline, if necessary. (layout::print_newline): New method, resetting any colorization before a newline. (diagnostic_show_locus): Move the pp_newline to before the early bailout. Remove dummy block enclosing the layout instance. * diagnostic.c (default_diagnostic_finalizer): Replace invocation of pp_newline_and_flush with pp_flush. (diagnostic_append_note): Delete use of pp_newline. (diagnostic_append_note_at_rich_loc): Delete. * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete. * pretty-print.h (output_buffer_append_r): Reset buff->line_length when newline characters are added to the buffer. 2016-01-26 Michael Matz * configure.ac (ac_cv_std_swap_in_utility): New test. * system.h (): Check HAVE_SWAP_IN_UTILITY as well. * configure: Regenerate. * config.in: Regenerate. 2016-01-26 Claudiu Zissulescu * config/arc/arc.md (cstoresi4): Force operand into register. (arcset): Fix predicate. (arcsetltu): Likewise. (arcsetgeu): Likewise. (arcsethi): Likewise. (arcsetls): Likewise. 2016-01-26 Jakub Jelinek PR tree-optimization/69483 * gimple-fold.c (canonicalize_constructor_val): Return NULL if base has error_mark_node type. 2016-01-26 Christophe Lyon PR target/68620 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors. * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq): New helper macros. (vget_lane_f16): Handle big-endian. (vgetq_lane_f16): Likewise. (vset_lane_f16): Likewise. (vsetq_lane_f16): Likewise. * config/arm/iterators.md (VQXMOV): Add V8HF. (VDQ): Add V4HF and V8HF. (V_reg): Handle V4HF and V8HF. (Is_float_mode): Likewise. * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf, neon_vdup_nv8hf): New patterns. (vec_set_internal, vec_extract, neon_vld1_dup): Use VD_LANE iterator. (neon_vld1_dup): Use VQ2 iterator. 2016-01-26 Nathan Sidwell * omp-low.h (oacc_fn_attrib_kernels_p): Declare. (set_oacc_fn_attrib): Add IS_KERNEL arg. * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg. (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New. (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib. (oacc_validate_dims): Add LEVEL arg, don't return level. (new_oacc_loop_routine): Use oacc_fn_attrib_level, not oacc_validate_dims. (execute_oacc_device_lower): Adjust, add more dump output. * tree-ssa-loop.c (gate_oacc_kernels): Use oacc_fn_attrib_kernels_p. * tree-parloops.c (create_parallel_loop): Adjust set_oacc_fn_attrib call. 2016-01-26 Jakub Jelinek PR lto/69254 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus. (append_compiler_options): Handle -fcilkplus. (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}. 2016-01-26 Nick Clifton PR target/66655 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has been marked as DECL_ONE_ONLY but we do not the means to make it so, then do not allow it to bind locally. 2016-01-26 Jakub Jelinek PR lto/69254 * opts.h (parse_sanitizer_options): New prototype. * opts.c (sanitizer_opts): New array. (parse_sanitizer_options): New function. (common_handle_option): Use parse_sanitizer_options. 2016-01-26 H.J. Lu PR target/68986 * config/i386/i386.c (ix86_compute_frame_layout): Move stack alignment adjustment to ... (ix86_update_stack_boundary): Here. Don't over-align stack for __tls_get_addr. (ix86_finalize_stack_realign_flags): Use stack_alignment_needed if __tls_get_addr is called. 2016-01-26 Christian Bruel * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove. 2016-01-26 Eric Botcazou * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode. 2016-01-26 Richard Biener PR middle-end/69467 * match.pd: Guard X * CST CMP 0 pattern with single_use. 2016-01-26 Richard Biener PR tree-optimization/69452 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove. (move_computations_dom_walker::before_dom_children): Rename to ... (move_computations_worker): This. (move_computations): Perform an RPO rather than a DOM walk. 2016-01-26 Jakub Jelinek PR target/69442 * combine.c (combine_instructions): For REG_EQUAL note with SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST to the underlying register. * doc/rtl.texi (REG_EQUAL): Document the behavior of REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT. 2016-01-26 Roger Ferrer Ibáñez PR target/67896 * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtin_types): Do not set structural equality to __Poly{8,16,64,128}_t types. 2016-01-26 Richard Sandiford PR tree-optimization/69400 * wide-int.cc (wi_pack): Take the precision as argument and perform canonicalization here rather than in the callers. Use the main loop to handle all full-width HWIs. Add a zero HWI if in_len isn't a full result. (wi::divmod_internal): Update accordingly. (wi::mul_internal): Likewise. Simplify. 2016-01-25 Aditya Kumar Sebastian Pop * graphite-poly.c (apply_poly_transforms): Simplify. (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK. (print_isl_map): Same. (print_isl_union_map): Same. (print_isl_schedule): New. (debug_isl_schedule): New. * graphite-dependences.c (scop_get_reads): Do not call isl_union_map_add_map that is undocumented isl functionality. (scop_get_must_writes): Same. (scop_get_may_writes): Same. (scop_get_original_schedule): Remove. (scop_get_dependences): Do not call isl_union_map_compute_flow that is deprecated in isl 0.15. Instead, use isl_union_access_* interface. (compute_deps): Remove. * graphite-isl-ast-to-gimple.c (print_schedule_ast): New. (debug_schedule_ast): New. (translate_isl_ast_to_gimple::scop_to_isl_ast): Call set_separate_option. (graphite_regenerate_ast_isl): Add dump. (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code from scop->transformed_schedule. (graphite_regenerate_ast_isl): Add more dump. * graphite-optimize-isl.c (optimize_isl): Set scop->transformed_schedule. Check whether schedules are equal. (apply_poly_transforms): Move here. * graphite-poly.c (apply_poly_transforms): ... from here. (free_poly_bb): Static. (free_scop): Static. (pbb_number_of_iterations_at_time): Remove. (print_isl_ast): New. (debug_isl_ast): New. (debug_scop_pbb): New. * graphite-scop-detection.c (print_edge): Move. (print_sese): Move. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove. (build_scop_scattering): Remove. (create_pw_aff_from_tree): Assert instead of bailing out. (add_condition_to_pbb): Remove unused code, do not fail. (add_conditions_to_domain): Same. (add_conditions_to_constraints): Remove. (build_scop_context): New. (add_iter_domain_dimension): New. (build_iteration_domains): Initialize pbb->iterators. Call add_conditions_to_domain. (nested_in): New. (loop_at): New. (index_outermost_in_loop): New. (index_pbb_in_loop): New. (outermost_pbb_in): New. (add_in_sequence): New. (add_outer_projection): New. (outer_projection_mupa): New. (add_loop_schedule): New. (build_schedule_pbb): New. (build_schedule_loop): New. (embed_in_surrounding_loops): New. (build_schedule_loop_nest): New. (build_original_schedule): New. (build_poly_scop): Call build_original_schedule. * graphite.h: Declare print_isl_schedule and debug_isl_schedule. (free_poly_dr): Remove. (struct poly_bb): Add iterators. Remove schedule, transformed, saved. (free_poly_bb): Remove. (debug_loop_vec): Remove. (print_isl_ast): Declare. (debug_isl_ast): Declare. (scop_do_interchange): Remove. (scop_do_strip_mine): Remove. (scop_do_block): Remove. (flatten_all_loops): Remove. (optimize_isl): Remove. (pbb_number_of_iterations_at_time): Remove. (debug_scop_pbb): Declare. (print_schedule_ast): Declare. (debug_schedule_ast): Declare. (struct scop): Remove schedule. Add original_schedule, transformed_schedule. (free_gimple_poly_bb): Remove. (print_generated_program): Remove. (debug_generated_program): Remove. (unify_scattering_dimensions): Remove. * sese.c (print_edge): ... here. (print_sese): ... here. (debug_edge): ... here. (debug_sese): ... here. * sese.h (print_edge): Declare. (print_sese): Declare. (dump_edge): Declare. (dump_sese): Declare. 2016-01-25 Aditya Kumar Sebastian Pop * Makefile.in: Set ISLVER in site.exp. 2016-01-25 Jakub Jelinek * omp-low.c (lower_omp_target) : Set DECL_VALUE_EXPR of new_var even for the non-array case. Look through DECL_VALUE_EXPR for expansion. 2016-01-25 Bernd Edlinger * config/mips/mips.c (mips_compute_frame_info): Skip re-computing the frame info after reload completed. 2016-01-25 Jeff Law PR tree-optimization/69196 PR tree-optimization/68398 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from tree-ssa-threadupdate.c. (determine_bb_domination_status): Prototype * tree-ssa-threadupdate.c (enum bb_dom_status): Remove (determine_bb_domination_status): No longer static. (valid_jump_thread_path): Remove code to detect characteristics of the jump thread path not associated with correctness. * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths): Correct test for thread path length. Count PHIs for real operands as statements that need to be copied. Do not count ASSERT_EXPRs. Look at all the blocks in the thread path. Compute and selectively filter thread paths based on threading through the latch, threading a multiway branch or crossing a multiway branch. 2016-01-25 Bill Schmidt * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add decl with __attribute__ ((unused)) annotation. 2016-01-25 Ilya Enkovich PR target/69421 * tree-vect-stmts.c (vectorizable_condition): Check vectype of operands is compatible with a statement vectype. 2016-01-25 Eric Botcazou * doc/extend.texi (scalar_storage_order type attribute): Fix typo and improve wording for mixed storage order support. 2016-01-25 Bilyan Borisov * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic. (vcvt_u64_f64): Likewise. (vcvta_s64_f64): Likewise. (vcvta_u64_f64): Likewise. (vcvtm_s64_f64): Likewise. (vcvtm_u64_f64): Likewise. (vcvtn_s64_f64): Likewise. (vcvtn_u64_f64): Likewise. (vcvtp_s64_f64): Likewise. (vcvtp_u64_f64): Likewise. 2016-01-25 Claudiu Zissulescu * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define. (arc_init): Check validity mll64 option. (arc_save_restore): Use double load/store instruction. (arc_expand_movmem): Likewise. (arc_split_move): Don't split if we have double load/store instructions. Returns a boolean. (arc_process_double_reg_moves): Change function to return boolean instead of a sequence of instructions. (arc_dwarf_register_span): New function. * config/arc/arc-protos.h (arc_split_move): Change prototype. * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__. * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions. (*movdf_insn): Likewise. * config/arc/arc.opt (mll64): New option. * config/arc/predicates.md (even_register_operand): New predicate. * doc/invoke.texi (ARC Options): Add mll64 documentation. 2016-01-25 Richard Biener PR lto/69393 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS. * tree-streamer-out.c (pack_ts_base_value_fields): Stream DECL_NAMELESS. * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise. 2016-01-25 Richard Biener PR tree-optimization/69376 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p flag. (VN_INFO_ANTI_RANGE_P): New inline. (VN_INFO_RANGE_TYPE): Likewise. * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy SSA_NAME_ANTI_RANGE_P. (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Properly query VN_INFO_RANGE_TYPE. 2016-01-25 Nick Clifton PR target/66655 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition. 2016-01-23 Tom de Vries PR tree-optimization/69426 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of removed clobber. 2016-01-23 Jakub Jelinek * tree-ssanames.c (release_free_names_and_compact_live_names): Replace "the the" with "the" in the comments. * ipa-devirt.c (build_type_inheritance_graph, update_type_inheritance_graph): Likewise. * tree.c (build_function_type_list_1): Likewise. * cfgloopmanip.c (scale_loop_profile): Likewise. * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise. * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_paths): Likewise. * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise. * expr.c (convert_move): Likewise. * var-tracking.c (vt_stack_adjustments): Likewise. * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise. * tree-vrp.c (test_for_singularity): Likewise. * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR directly instead of building a temporary tree. PR bootstrap/69434 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h, remove include. 2016-01-22 Jakub Jelinek PR target/69432 * config/i386/i386.c: Include dojump.h. (expand_small_movmem_or_setmem, expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling fixes. (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early if dynamic_check != -1. 2016-01-21 Jeff Law PR middle-end/69347 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of record_temporary_equivalences. Rewritten to avoid unnecessary calls into dominated_by_p. (cprop_into_successor_phis): Avoid unnecessary tests. 2016-01-22 Richard Henderson PR target/69416 * config/aarch64/aarch64.md (UNSPEC_NZCV): New. (ccmp, fccmp, fccmpe): Use it. 2016-01-22 Michael Matz * system.h (string, algorithm): Include only conditionally. (new): Include always under C++. * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM. * final.c (toplevel): Ditto. * ipa-chkp.c (toplevel): Define INCLUDE_STRING. * genconditions.c (write_header): Make gencondmd.c define INCLUDE_STRING. * mem-stats.h (mem_usage::print_dash_line): Don't use std::string. * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING. * common/config/aarch64/aarch64-common.c (toplevel): Ditto. 2016-01-22 Christian Bruel PR target/68674 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed. 2016-01-22 Kyrylo Tkachov PR target/69403 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to define_insn_and_split. Ensure operands[1] and operands[0] do not get assigned the same register. 2016-01-22 Kugan Vivekanandarajah * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr. 2016-01-22 Christian Bruel * config/arm/arm-c.c (arm_pragma_target_parse): Remove warn_builtin_macro_redefined overwrite. 2016-01-22 Eric Botcazou * ipa-inline.c (can_inline_edge_p): Back out overzealous check on flag_non_call_exceptions compatibility. 2016-01-22 Jakub Jelinek PR debug/66668 * dwarf2out.c (add_child_die_after): New function. (dwarf_qual_info_t): New type. (dwarf_qual_info): New variable. (qualified_die_p): New function. (modified_type_die): For -fdebug-types-section, ensure canonical order of qualifiers. Put qualified DIEs adjacent to the corresponding non-qualified type DIE and search there for existing qualified DIEs. 2016-01-22 Eric Botcazou * doc/extend.texi (scalar_storage_order type attribute): Document restriction on type punning and aliasing, and remove future tense. 2016-01-21 Roman Zhuykov PR target/69252 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new first stage. 2016-01-21 Jeff Law PR middle-end/69347 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid useless call to record_temporary_equivalences. * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just allocate 10 slots in the bb_path vector and let it grow as needed. (fsm_find_control_statement_thread_paths): Similarly for the next_path vector. 2016-01-21 David Edelsohn * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive): Detangle. * configure: Regenerate. 2016-01-21 Pat Haugen * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9. * config/rs6000/driver-rs6000.c (struct asm_names): Likewise. 2016-01-21 Bernd Schmidt PR middle-end/66178 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't drop EXPAND_INITIALIZER. * rtl.h (contains_symbolic_reference_p): Declare. * rtlanal.c (contains_symbolic_reference_p): New function. * simplify-rtx.c (simplify_binary_operation_1): Don't turn a subtraction into a NOT if symbolic constants are involved. 2016-01-21 Anton Blanchard Bill Schmidt PR target/63354 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New #define. * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New function. 2016-01-21 Ajit Agarwal * config/microblaze/microblaze.c (get_branch_target): New. (insert_wic_for_ilb_runout): New. (insert_wic): New. (microblaze_machine_dependent_reorg): New. (TARGET_MACHINE_DEPENDENT_REORG): Define macro. * config/microblaze/microblaze.md (UNSPEC_IPREFETCH): Define. (iprefetch): New pattern * config/microblaze/microblaze.opt (mxl-prefetch): New flag. 2016-01-21 Ajit Agarwal * config/microblaze/microblaze.h (FIXED_REGISTERS): Update in macro. (CALL_USED_REGISTERS): Update in macro. 2016-01-21 Yuri Rumyantsev PR rtl-optimization/68920 * ifcvt.c (cond_move_process_if_block): Limit number of conditional moves. 2016-01-21 Vladimir Makarov PR rtl-optimization/68990 * lra-coalesce.c (lra_coalesce): Invalidate value for the result pseudo instead of inheritance ones. 2016-01-21 Bernd Edlinger Nick Clifton PR target/69129 PR target/69012 * config/mips/mips.c (mips_compute_frame_info): Initialise args_size and hard_frame_pointer_offset fields of the frame structure before calling mips_global_pointer. 2016-01-21 David Edelsohn * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section label reference. * configure: Regenerate. 2016-01-21 Richard Biener * graphite-optimize-isl.c (get_schedule_map): Fix typo. 2016-01-21 Marcin Kościelnicki * config/s390/s390.c (s390_asm_declare_function_size): Add code to actually emit the .size directive. 2016-01-21 Stefan Sørensen Jakub Jelinek PR target/69187 PR target/65624 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase args array size by one to avoid buffer overflow. 2016-01-21 Marcin Kościelnicki * config/s390/s390.md (pool_section_start): Use switch_to_section to select proper read-only data section instead of hardcoding .rodata. (pool_section_end): Use switch_to_section to match the above. 2016-01-21 Richard Biener PR tree-optimization/69378 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function. (set_ssa_val_to): Use it for dominance checks taking into account not executable edges. 2016-01-21 Jakub Jelinek PR c++/69355 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode) for bitsize instead of GET_MODE_PRECISION (mode). 2016-01-20 Martin Sebor PR c/52291 * extend.texi (__sync Builtins): Clarify the semantics of __sync_fetch_and_OP built-ins on pointers. (__atomic Builtins): Same. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New. (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool. (is_valid_rename): Same. (translate_isl_ast_to_gimple::get_rename): Same. (translate_isl_ast_to_gimple::rename_all_uses): Same. (translate_isl_ast_to_gimple::rename_uses): Same. (get_new_name): Check for close_phi nodes. (copy_loop_phi_args): Use phi_node_kind. (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same. (translate_isl_ast_to_gimple::copy_cond_phi_args): Same. 2016-01-21 Aditya Kumar Sebastian Pop Revert commit r229783. * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id): Remove use of parameter_rename_map. (copy_def): Remove. (copy_internal_parameters): Remove. (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters. * sese.c (new_sese_info): Do not initialize parameter_rename_map. (free_sese_info): Do not free parameter_rename_map. (set_rename): Do not use parameter_rename_map. (rename_uses): Update call to set_rename. (graphite_copy_stmts_from_block): Do not use parameter_rename_map. * sese.h (parameter_rename_map_t): Remove. (struct sese_info_t): Remove field parameter_rename_map. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c: Fix comment. * graphite-scop-detection.c (defined_in_loop_p): New. (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA names defined in loop. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): Discard unstructured if-then-else regions. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove. (cleanup_loop_iter_dom): Remove. (build_loop_iteration_domains): Remove. (build_scop_context): Remove. (build_scop_iteration_domain): Remove. (add_loop_constraints): New. (build_iteration_domains): New. (build_poly_scop): Call build_iteration_domains. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): Free dom and loops. (scop_detection::loop_body_is_valid_scop): Free bbs. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (record_loop_in_sese): New. (gather_bbs::before_dom_children): Call record_loop_in_sese. (build_scops): Remove call to build_sese_loop_nests. * sese.c (sese_record_loop): Remove. (build_sese_loop_nests): Remove. (new_sese_info): Remove region->loops. (free_sese_info): Same. * sese.h (sese_contains_loop): Same. (build_sese_loop_nests): Remove. (sese_contains_loop): Remove. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-scop-detection.c (loop_is_valid_scop): Renamed loop_is_valid_in_scop. (scop_detection::harmful_stmt_in_region): Renamed harmful_loop_in_region. Call loop_is_valid_in_scop. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle isl_ast_node_mark. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION. * graphite.h (struct poly_bb): Remove field is_reduction. (PBB_IS_REDUCTION): Remove. 2016-01-21 Aditya Kumar Sebastian Pop * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce. (add_pdr_constraints): Same. (scop_get_reads): Same. (scop_get_must_writes): Same. (scop_get_may_writes): Same. (scop_get_original_schedule): Same. (extend_schedule): Same. (apply_schedule_on_deps): Same. (carries_deps): Same. (compute_deps): Same. (scop_get_dependences): Same. * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::generate_isl_schedule): Same. * graphite-optimize-isl.c (get_schedule_for_band): Same. (get_schedule_for_band_list): Same. (get_schedule_map): Same. (apply_schedule_map_to_scop): Same. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. (build_loop_iteration_domains): Same. (add_condition_to_pbb): Same. (add_param_constraints): Same. (pdr_add_memory_accesses): Same. (pdr_add_data_dimensions): Same. 2016-01-20 Sandra Loosemore * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking requirements. 2016-01-20 Sandra Loosemore * common.opt (feliminate-dwarf2-dups): Replace references to "DWARF 2" with just "DWARF". * config/ia64/ia64.opt (mdwarf2-asm): Likewise. * doc/extend.texi: Likewise. * doc/cpp.texi: Likewise. * doc/invoke.texi: Likewise. (Option Summary): Add -gdwarf to list of Debugging Options. (Debugging Options): Document -gdwarf. * doc/contrib.texi: Spell "DWARF" like that. 2016-01-21 Jakub Jelinek * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized warning. Fix up formatting. PR middle-end/67653 * gimplify.c (gimplify_asm_expr): Warn if it is too late to attempt to mark memory input operand addressable and call prepare_gimple_addressable in that case. Don't adjust input_location for diagnostics, use error_at instead. 2016-01-20 Peter Bergner * config/rs6000/ppc-auxv.h: New file. * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin. (cpu_is): Likewise. (cpu_supports): Likewise. * config/rs6000/rs6000.c: include "ppc-auxv.h". (cpu_is_info): New variable. (cpu_supports_info): Likewise. (tcb_verification_symbol): Likewise. (cpu_builtin_p): Likewise. (cpu_expand_builtin): New function. (rs6000_expand_ternop_builtin): Add support for CPU builtin functions. (rs6000_init_builtins): Likewise. (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol. * config/rs6000/rs6000.h (TLS_REGNUM): New define. * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test. * configure: Regenerate. * config.in: Likewise. * doc/extend.texi (PowerPC Built-in Functions): Document __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports. 2016-01-20 David Edelsohn PR target/68609 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt domain check. * config/rs6000/vector.md (sqrt2): Call rs6000_emit_swsqrt for V4SFmode. 2016-01-20 Richard Henderson PR bootstrap/69343 PR bootstrap/69339 PR tree-opt/68964 Revert: * tree.c (tm_define_builtin): New. (find_tm_vector_type): New. (build_tm_vector_builtins): New. (build_common_builtin_nodes): Call it. 2016-01-20 Christophe Lyon * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry. (arm_fp_ok): Likewise. (arm_fp): Likewise. (arm_crypto): Likewise. 2016-01-20 Ilya Enkovich Richard Biener PR tree-optimization/69328 * tree-vect-stmts.c (vect_is_simple_cond): Check compared vectors have same number of elements. (vectorizable_condition): Fix masked version recognition. 2016-01-20 Richard Biener PR tree-optimization/69345 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function. (VN_INFO_PTR_INFO): Likewise. * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to info when it is equal between non-dominating SSA names. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Make sure to look at original SSA infos. 2016-01-20 Jeff Law PR target/25114 * config/m68k/predicates.md (pow2_m1_operand): New predicate extracted from ... (reg_or_pow2_m1_operand): Call pow2_m1_operand. (pc_or_label_operand): New predicate. * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU tests for small integers that are 2^n - 1. 2016-01-20 Jonathan Wakely * doc/invoke.texi (Options Summary): Add '.' after @xref. 2016-01-19 Jeff Law PR middle-end/69347 * tree-ssa-threadbackwards.c (fsm_find_control_statement_thread_paths): Do not try to lookup FSM paths for SSA_NAMEs appearing in abnormal PHIs. 2016-01-20 Kugan Vivekanandarajah * doc/lto.texi: Remove text that says only Gold has linker plugin support. 2016-01-19 Eric Botcazou * dwarf2out.c (need_endianity_attribute_p): New inline predicate. (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to the DIE accordingly. (modified_type_die): Add REVERSE parameter and pass it recursively, as well as to base_type_die. Adjust presence check accordingly. (base_type_for_mode): Adjust call to modified_type_die. (add_type_attribute): Add REVERSE parameter and pass it to modified_type_die. (generic_parameter_die): Adjust call to add_type_attribute. (add_scalar_info): Likewise. (add_subscript_info): Likewise. (gen_array_type_die): Likewise. (gen_descr_array_type_die): Likewise. (gen_entry_point_die): Likewise. (gen_enumeration_type_die): Likewise. (gen_formal_parameter_die): Likewise. (gen_subprogram_die): Likewise. (gen_variable_die ): Likewise. (gen_const_die): Likewise. (gen_field_die): Likewise. (gen_pointer_type_die): Likewise. (gen_reference_type_die): Likewise. (gen_ptr_to_mbr_type_die): Likewise. (gen_inheritance_die): Likewise. (gen_subroutine_type_die): Likewise. (gen_typedef_die): Likewise. (force_type_die): Adjust call to modified_type_die. 2016-01-19 Sandra Loosemore * doc/standards.texi: Copy-editing for grammar, markup, and sentence flow throughout the file. Fix broken link to Objective-C 2.0 documentation. * doc/invoke.texi: More copy-editing; fix numerous typos and spelling errors. 2016-01-19 Wilco Dijkstra * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings. 2016-01-19 Jan Hubicka PR ipa/66223 * ipa-devirt.c (is_cxa_pure_virtual_p): New function. (maybe_record_node): Record cxa_pure_virtual as the only possible target if there are not ohter candidates. (possible_polymorphic_call_target_p): Accept cxa_pure_virtual. 2016-01-19 Richard Biener * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants. (get_memory_order): Likewise. 2016-01-19 Kirill Yukhin * tree-vect-stmts.c (vectorizable_store): Check rhs vectype. 2016-01-19 David Malcolm PR jit/68446 * gcc.c (driver::decode_argv): Add call to init_opts_obstack before init_options_struct. * opts.c (init_opts_obstack): Remove idempotency. (init_options_struct): Replace call to init_opts_obstack with a gcc_assert to verify that it has already been called. * toplev.c (toplev::main): Add call to init_opts_obstack before calls to init_options_struct. (toplev::finalize): Move cleanup of opts_obstack next to cleanup of save_decoded_options, clearing the latter, and save_decoded_options_count. 2016-01-19 Kyrylo Tkachov PR target/69135 * config/arm/vfp.md (lsi2): Set "conds" attribute to unconditional. Remove %? from output template. 2015-01-19 Wilco Dijkstra Jiong Wang * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences generated from different expand order. 2015-01-19 Wilco Dijkstra * /config/aarch64/aarch64.c (aarch64_if_then_else_costs): Add support for CCMP costing. 2015-01-19 Wilco Dijkstra * ccmp.c (ccmp_candidate_p): Remove integer-only restriction. * config/aarch64/aarch64.md (fccmp): New pattern. (fccmpe): Likewise. (fcmp): Rename to fcmp and globalize pattern. (fcmpe): Likewise. * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support. (aarch64_gen_ccmp_next): Add FP support. 2015-01-19 Wilco Dijkstra * target.def (gen_ccmp_first): Update documentation. (gen_ccmp_next): Likewise. * doc/tm.texi (gen_ccmp_first): Update documentation. (gen_ccmp_next): Likewise. * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of expand_ccmp_expr_1. Improve comments. * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp. (ccmp_ior): Remove pattern. (cmp): Remove expand. (cmp): Globalize pattern. (cstorecc4): Use cc_register. (movcc): Remove ccmp_cc_register check. * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Simplify after removal of CC_DNE/* modes. (aarch64_ccmp_mode_to_code): Remove. (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases. In 'k' case use integer as condition. (aarch64_nzcv_codes): Remove inverted cases. (aarch64_code_to_ccmode): Remove. (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct comparison with CC register to be used in folowing CCMP/branch/CSEL. (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP pattern. Return the comparison with CC register. Invert conditions when bitcode is OR. * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes. * config/aarch64/predicates.md (ccmp_cc_register): Remove. 2016-01-19 Jan Hubicka * cgraphunit.c (cgraph_node::reset): Clear thunk info and instrumented_version. 2016-01-19 Richard Biener PR tree-optimization/69336 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all handled components with get_ref_base_and_extent. (equal_mem_array_ref_p): Adjust. 2016-01-19 Jakub Jelinek PR debug/65779 * shrink-wrap.c: Include valtrack.h. (move_insn_for_shrink_wrap): Add DEBUG argument. If MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs in between insn and where it will be moved to. Call dead_debug_insert_temp. (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init first and dead_debug_local_finish at the end. For uses and defs bitmap, handle all regs in between REGNO and END_REGNO, not just the first one. 2016-01-19 Richard Biener PR tree-optimization/69352 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1. (equal_mem_array_ref_p): Constrain size and max size properly. Compare the reverse flag. 2016-01-19 Bernd Schmidt * ira.c (ira): Update regstat data if we deleted insns. 2016-01-19 Jakub Jelinek PR rtl-optimization/68955 PR rtl-optimization/64557 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr here. Fix up formatting. * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P. 2016-01-19 Jan Hubicka PR lto/69133 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple assume that the node has body. * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p check. 2016-01-19 Jan Hubicka * lto-streamer-out.c (lto_output): Do not stream instrumentation thunks. 2016-01-19 Jan Hubicka * symtab.c (symtab_node::asm_name): Do not call printable name directly. (symtab_node::name): Report name as unnamed if DECL_NAME is not set. 2016-01-19 Martin Jambor Martin Liska Michael Matz * Makefile.in (OBJS): Add new source files. (GTFILES): Add hsa.c. * common.opt (disable_hsa): New variable. (-Whsa): New warning. * config.in (ENABLE_HSA): New. * configure.ac: Treat hsa differently from other accelerators. (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to $enable_offloading. (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa. * doc/install.texi (Configuration): Document --with-hsa-runtime, --with-hsa-runtime-include, --with-hsa-runtime-lib and --with-hsa-kmt-lib. * doc/invoke.texi (-Whsa): Document. (hsa-gen-debug-stores): Likewise. * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt to invoke offload compiler for hsa acclerator. * opts.c (common_handle_option): Determine whether HSA offloading should be performed. * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter. * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New. (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed. (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New. * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY. * gimple-pretty-print.c (dump_gimple_omp_for): Also handle GF_OMP_FOR_KIND_GRID_LOOP. (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY. (pp_gimple_stmt_1): Likewise. * gimple-walk.c (walk_gimple_stmt): Likewise. * gimple.c (gimple_build_omp_grid_body): New function. (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY. * gimple.def (GIMPLE_OMP_GRID_BODY): New. * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY, GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and GF_OMP_TEAMS_GRID_PHONY. (gimple_statement_omp_single_layout): Updated comments. (gimple_build_omp_grid_body): New function. (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY. (gimple_omp_for_grid_phony): New function. (gimple_omp_for_set_grid_phony): Likewise. (gimple_omp_parallel_grid_phony): Likewise. (gimple_omp_parallel_set_grid_phony): Likewise. (gimple_omp_teams_grid_phony): Likewise. (gimple_omp_teams_set_grid_phony): Likewise. (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY. * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New. (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise. (BUILT_IN_GOMP_TARGET): Updated type. * omp-low.c: Include symbol-summary.h, hsa.h and params.h. (adjust_for_condition): New function. (get_omp_for_step_from_incr): Likewise. (extract_omp_for_data): Moved parts to adjust_for_condition and get_omp_for_step_from_incr. (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY. (fixup_child_record_type): Bail out if receiver_decl is NULL. (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_. (scan_omp_parallel): Do not create child functions for phony constructs. (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY. (scan_omp_1_op): Checking assert we are not remapping to ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY. (parallel_needs_hsa_kernel_p): New function. (expand_parallel_call): Register apprpriate parallel child functions as HSA kernels. (grid_launch_attributes_trees): New type. (grid_attr_trees): New variable. (grid_create_kernel_launch_attr_types): New function. (grid_insert_store_range_dim): Likewise. (grid_get_kernel_launch_attributes): Likewise. (get_target_argument_identifier_1): Likewise. (get_target_argument_identifier): Likewise. (get_target_argument_value): Likewise. (push_target_argument_according_to_value): Likewise. (get_target_arguments): Likewise. (expand_omp_target): Call get_target_arguments instead of looking up for teams and thread limit. (grid_expand_omp_for_loop): New function. (grid_arg_decl_map): New type. (grid_remap_kernel_arg_accesses): New function. (grid_expand_target_kernel_body): New function. (expand_omp): Call it. (lower_omp_for): Do not emit phony constructs. (lower_omp_taskreg): Do not emit phony constructs but create for them a temporary variable receiver_decl. (lower_omp_taskreg): Do not emit phony constructs. (lower_omp_teams): Likewise. (lower_omp_grid_body): New function. (lower_omp_1): Call it. (grid_reg_assignment_to_local_var_p): New function. (grid_seq_only_contains_local_assignments): Likewise. (grid_find_single_omp_among_assignments_1): Likewise. (grid_find_single_omp_among_assignments): Likewise. (grid_find_ungridifiable_statement): Likewise. (grid_target_follows_gridifiable_pattern): Likewise. (grid_remap_prebody_decls): Likewise. (grid_copy_leading_local_assignments): Likewise. (grid_process_kernel_body_copy): Likewise. (grid_attempt_target_gridification): Likewise. (grid_gridify_all_targets_stmt): Likewise. (grid_gridify_all_targets): Likewise. (execute_lower_omp): Call grid_gridify_all_targets. (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY. * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_. (tree_omp_clause): Added union field dimension. * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_. * tree.c (omp_clause_num_ops): Added number of arguments of OMP_CLAUSE__GRIDDIM_. (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_. (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_. * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New. (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise. (OMP_CLAUSE_GRIDDIM_SIZE): Likewise. (OMP_CLAUSE_GRIDDIM_GROUP): Likewise. * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail. * tree-pass.h (make_pass_gen_hsail): Declare. (make_pass_ipa_hsa): Likewise. * ipa-hsa.c: New file. * lto-section-in.c (lto_section_name): Add hsa section name. * lto-streamer.h (lto_section_type): Add hsa section. * timevar.def (TV_IPA_HSA): New. * hsa-brig-format.h: New file. * hsa-brig.c: New file. * hsa-dump.c: Likewise. * hsa-gen.c: Likewise. * hsa.c: Likewise. * hsa.h: Likewise. * toplev.c (compile_file): Call hsa_output_brig. * hsa-regalloc.c: New file. 2016-01-18 Jeff Law PR tree-optimization/69320 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean ranged object, do nothing if the RHS constant is not [0..1]. (optimize_stmt): Comparing a boolean ranged object against a constant outside [0..1] results in a compile-time constant. * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary test. 2016-01-18 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Add new section to menu. (Option Summary): Update to reflect new section and moved options. (C++ Dialect Options): Move -fstats to new section. (Debugging Options): Move all dump, statistics, and other GCC developer options to new section. Rewrite section introduction and re-order remaining options to put the more basic ones first. (Optimization Options): Move -fira-verbose and -flto-report* to new section. (Developer Options): New section incorporating moved options. * doc/cppopts.texi (-dM): Update cross-reference. 2016-01-18 Richard Henderson PR target/69176 * config/aarch64/aarch64.md (add3): Move long immediate operands to pseudo only if CSE is expected. Split long immediate operands only after reload, and for the stack pointer. (*add3_pluslong): Remove. (*addsi3_aarch64, *adddi3_aarch64): Merge into... (*add3_aarch64): ... here. Add r/rk/Upl alternative. (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative. (*add3 peepholes): New. (*add3 splitters): New. * config/aarch64/constraints.md (Upl): New. * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New. 2016-01-18 Richard Biener PR tree-optimization/69297 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar stmt at most once. (vect_bb_vectorization_profitable_p): Clear visited flag again. 2016-01-18 Yuri Rumyantsev PR middle-end/68542 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case of mixind vector and scalar types. (fold_relational_const): Add handling of vector comparison with boolean result. * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow comparison of vector operands with boolean result for EQ/NE only. (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison. (verify_gimple_cond): Likewise. * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on valid type of VAL. 2016-01-18 Joseph Myers * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require !TARGET_OCTEON. 2016-01-18 Richard Biener PR middle-end/69308 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND. 2016-01-18 Tom de Vries * passes.def: Add pass_parallelize_loops to pass_oacc_kernels. 2016-01-18 Tom de Vries * omp-low.c (set_oacc_fn_attrib): Make extern. * omp-low.h (set_oacc_fn_attrib): Declare. * tree-parloops.c (struct reduction_info): Add reduc_addr field. (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL. (create_parallel_loop, gen_parallel_loop, try_create_reduction_list): Add and handle function parameter oacc_kernels_p. (find_reduc_addr, get_omp_data_i_param): New function. (ref_conflicts_with_region, oacc_entry_exit_ok_1) (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function. (parallelize_loops): Add and handle function parameter oacc_kernels_p. Calculate dominance info. Skip loops that are not in a kernels region in oacc_kernels_p mode. Skip inner loops of parallelized loops. (pass_parallelize_loops::execute): Call parallelize_loops with oacc_kernels_p argument. (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param): New member function. (pass_parallelize_loops::bool oacc_kernels_p): New member var. * passes.def: Add argument to pass_parallelize_loops instantation. 2016-01-18 Tom de Vries * tree-parloops.c (pass_parallelize_loops::execute): Allow pass_parallelize_loops to be run outside the loop pipeline. 2016-01-18 Alan Lawrence * tree-scalar-evolution.c (follow_copies_to_constant): New. (analyze_initial_condition, analyze_scalar_evolution_1): Call previous. 2016-01-18 Alan Lawrence PR target/63679 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF using get_ref_base_and_extent. (equal_mem_array_ref_p): New. (hashable_expr_equal_p): Add call to previous. 2016-01-18 Alan Lawrence PR target/63679 * tree-sra.c (disqualified_constants, constant_decl_p): New. (sra_initialize): Allocate disqualified_constants. (sra_deinitialize): Free disqualified_constants. (disqualify_candidate): Update disqualified_constants when appropriate. (create_access): Scan for constant-pool entries as we go along. (scalarizable_type_p): Add check against type_contains_placeholder_p. (maybe_add_sra_candidate): Allow constant-pool entries. (load_assign_lhs_subreplacements): Bind debug for constant pool vars. (initialize_constant_pool_replacements): New. (sra_modify_assign): Avoid mangling assignments created by previous, and don't generate writes into constant pool. (sra_modify_function_body): Call initialize_constant_pool_replacements. 2016-01-18 Ilya Enkovich * config/i386/i386.c (scalar_to_vector_candidate_p): Support andnot instruction. (scalar_chain::convert_op): Likewise. * config/i386/i386.md (*andndi3_doubleword): New. 2016-01-18 Richard Biener PR tree-optimization/69170 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not building a vector from scalar results of a pattern stmt. 2016-01-18 Jakub Jelinek * haifa-sched.c (autopref_multipass_init): Work around -Wmaybe-uninitialized warning. 2016-01-18 Thomas Preud'homme * config/arm/arm.c (thumb1_reorg): Check that the comparison is against the constant 0. 2016-01-17 Bill Schmidt PR tree-optimization/68799 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly look up phi candidates in the statement-candidate map. (phi_add_costs): Likewise. (record_phi_increments): Likewise. (phi_incr_cost): Likewise. (ncd_with_phi): Likewise. (all_phi_incrs_profitable): Likewise. 2016-01-17 Jakub Jelinek * omp-low.c (mark_loops_in_oacc_kernels_region): Work around -Wmaybe-uninitialized warning. 2016-01-16 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Add new section to menu. (Option Summary): Update to reflect new section and moved options. (C++ Dialect Options): Move -fvtable-verify and related options. (Debugging Options): Move Sanitizer, Pointer Bounds Checker, and profiling-related options. (Optimization Options): Move profile generation options and -fstack-protector and related options. (Instrumentation Options): New section incorporating moved options. (Code Generation Options): Move -finstrument-functions and related options, -fstack-check, -fstack-limit*, and -fbounds-check. 2016-01-16 Tom de Vries * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops. 2016-01-16 Tom de Vries * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt. 2016-01-16 Richard Sandiford * hash-table.h (hash_table::empty): Turn into an inline wrapper that checks whether the table is already empty. Rename the original implementation to... (hash_table::empty_slot): ...this new private function. 2016-01-15 David Malcolm PR diagnostic/68899 * diagnostic-show-locus.c (layout::print_source_line): Move x offset of line until after call to get_line_width_without_trailing_whitespace. 2016-01-15 Jeff Law PR tree-optimization/69270 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from tree-ssa-dom.c. Improve test for [0..1] ranve from VRP. * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove. * tree-ssanames.h (ssa_name_has_boolean_range): Prototype. * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use ssa_name_has_boolean_range and constant_boolean_node. 2016-01-15 Vladimir Makarov PR rtl-optimization/69030 * lra-spills.c (remove_pseudos): Check nrefs and make the function returning bool. (spill_pseudos): Delete debug insn for dead pseudo. (lra_spill): Initiate spill_hard_reg and slots memory separately. 2016-01-15 Jiong Wang * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers): New. (TYPES_UNOPUS): Likewise. * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct builtin type, from UNOP to UNOPUS. (lbtruncuv4sf): Likewise. (lbtruncuv2df): Likewise. (lrounduv2sf): Likewise. (lrounduv4sf): Likewise. (lrounduv2df): Likewise. (lroundusf): Likewise. (lroundusf): Likewise. (lceiluv2sf): Likewise. (lceiluv4sf): Likewise. (lceiluv2df): Likewise. (lceilusf): Likewise. (lceiludf): Likewise. (lflooruv2sf): Likewise. (lflooruv4sf): Likewise. (lflooruv2df): Likewise. (lfloorusf): Likewise. (lfloorudf): Likewise. (lfrintnuv2sf): Likewise. (lfrintnuv4sf): Likewise. (lfrintnuv2df): Likewise. (lfrintnusf): Likewise. (lfrintnudf): Likewise. * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type conversion. (vcvtq_u32_f32): Likewise. (vcvtq_u64_f64): Likewise. (vcvta_u32_f32): Likewise. (vcvtaq_u32_f32): Likewise. (vcvtaq_u64_f64): Likewise. (vcvtm_u32_f32): Likewise. (vcvtmq_u32_f32): Likewise. (vcvtmq_u64_f64): Likewise. (vcvtn_u32_f32): Likwise. (vcvtnq_u32_f32): Likewise. (vcvtnq_u64_f64): Likewise. (vcvtp_u32_f32): Likewise. (vcvtpq_u32_f32): Likewise. (vcvtpq_u64_f64): Likewise. (vcvtmd_u64_f64): Likewise. (vcvtms_u32_f32): Likewise. (vcvtad_u64_f64): Likewise. (vcvtas_u32_f32): Likewise. (vcvtnd_u64_f64): Likewise. (vcvtns_u32_f32): Likewise. (vcvtpd_u64_f64): Likewise. (vcvtps_u32_f32): Likewise. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle CSEL of zero_extended registers. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case): Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate. 2016-01-15 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return false when argument string is not found in the attributes table at all. 2016-01-15 David Edelsohn PR target/68609 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete. (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm * config/rs6000/rs6000.md (sqrt2): Limit swsqrt to high precision estimate. 2016-01-15 Richard Biener PR tree-optimization/66856 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here. * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count. (vect_create_new_slp_node): Increment stmt reference count. (vect_get_and_check_slp_defs): Make sure stmts are nor already in an SLP tree before swapping operands. (vect_build_slp_tree): Likewise. (destroy_bb_vec_info): Free stmt info after SLP instances. * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count. * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field. (STMT_VINFO_NUM_SLP_USES): New macro. 2016-01-15 Richard Biener PR debug/69137 * dwarf2out.c (add_linkage_name_raw): New function split out from ... (add_linkage_name): ... here. (gen_typedef_die): Use add_linkage_name_raw instead of add_linkage_attr to delay DECL_ASSEMBLER_NAME computation if necessary. 2016-01-15 Cesar Philippidis * gimplify.c (oacc_default_clause): Decode reference and pointer types for both kernels and parallel regions. 2016-01-15 Richard Sandiford PR middle-end/69246 * calls.c (emit_call_1): Force n_popped to zero for sibcalls. 2016-01-15 Ilya Enkovich * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo. (convert_scalars_to_vector): Likewise. 2016-01-15 Jonathan Wakely * doc/extend.texi (Type Traits): Fix grammar. 2016-01-15 Martin Jambor * tree-inline.c (remap_decl): Use existing dclarations if remapping a type and prevent_decl_creation_for_types. (replace_locals_stmt): Do an initial remapping of non-VLA typed decls first. Do real remapping with prevent_decl_creation_for_types set. * tree-inline.h (copy_body_data): New field prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid padding. 2016-01-15 Dominik Vogt * config/s390/s390.opt (mmvcle): More verbose help text. 2016-01-15 Dominik Vogt * config/s390/s390.opt: Add period to -mzvector option text. 2016-01-15 Richard Biener PR tree-optimization/68961 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost of invariants in stores again. 2016-01-15 Sebastian Huber * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib. 2016-01-15 Ilya Enkovich * config/i386/i386.c (ix86_expand_branch): Don't split DI mode xor instruction to SI mode. 2016-01-15 Jan Hubicka PR ipa/68148 * ipa-icf.c (sem_function::merge): Virtual functions may become reachable even if they address is not taken and there are no idrect calls. 2016-01-15 Jan Hubicka * lto-streamer-out.c (subtract_estimated_size): New function. (get_symbol_initial_value): Use it. 2016-01-15 Christian Bruel PR target/65837 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag. (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins, (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins. use add_builtin_function_ext_scope instead of add_builtin_function. (neon_set_p, neon_crypto_set_p): Remove. (arm_init_builtins): Always call arm_init_neon_builtins and arm_init_crypto_builtins. (arm_expand_builtin): Check that builtins are allowed for the arch. * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype. * config/arm/arm.c (arm_valid_target_attribute_tree): Remove arm_init_neon_builtins call. 2016-01-15 Richard Biener PR tree-optimization/69117 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member. * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info of the leader conservatively. (free_scc_vn): Restore original SSA name infos. 2016-01-14 Jeff Law PR tree-optimization/69270 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a single bit of precision, verify it's also unsigned. (record_edge_info): Use constant_boolean_node rather than fold_convert to convert boolean_true/boolean_false to the right type. 2016-01-14 Richard Henderson PR rtl-opt/69014 * loop-doloop.c (record_reg_sets): New. (doloop_optimize): Reject the transform if the sequence clobbers registers live at the end of the loop block. (doloop_optimize_loops): Enable df_live if needed. 2016-01-14 Michael Meissner * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change. * config/rs6000/rs6000.c: Likewise. * config/rs6000/rs6000.h: Likewise. * config/rs6000/rs6000.md: Likewise. * doc/extend.texi: Likewsie. 2016-01-14 Jeff Law * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment typo. 2016-01-14 Richard Henderson PR c/69272 PR tree-opt/68964 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size. * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p instead of builtin_decl_declared_p to test for declaration. 2016-01-14 Nicklas Bo Jensen * doc/loop.texi (Loop Analysis and Representation): Document loop_depth function. 2016-01-14 Tom de Vries PR tree-optimization/68773 * omp-low.c (expand_omp_target): Don't set force_output. * varpool.c (varpool_node::get_create): Same. * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and offload_funcs with force_output. 2016-01-14 Jakub Jelinek PR debug/69244 * lra-eliminations.c (move_plus_up): Don't change anything if either the outer or inner subreg mode is not MODE_INT. * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards. 2016-01-14 Alan Lawrence * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m}, reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m}, reduc_uplus_@var{m}): Remove. * expr.c (expand_expr_real_2): Remove expansion path for reduc_[us](min|max|plus) optabs. * optabs-tree.c (scalar_reduc_to_vector): Remove. * optabs-tree.h (scalar_reduc_to_vector): Remove. * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab, reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove. * tree-vect-loop.c (vectorizable_reduction): Remove test for reduc_[us](min|max|plus) optabs. 2016-01-14 Alan Lawrence * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove. (reduc_plus_scal_v2sf): New. (reduc_smax_v2sf): Rename to... (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract. (reduc_smin_v2sf): Rename to... (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract. 2016-01-14 Jan Hubicka * alias.c (compare_base_symbol_refs): New function. (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use it. 2016-01-14 Jakub Jelinek PR middle-end/68146 PR tree-optimization/69155 * tree-complex.c: Include cfganal.h. (phis_to_revisit): New variable. (extract_component): Add phiarg_p argument. Assert that returned SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true. (update_phi_components): Partly rewrite to use loop over real/imag components instead of code duplication. If extract_component returns SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or create_tmp_reg into the PHI node instead, and mention the phi triplet in phis_to_revisit. (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded in phis_to_revisit at the end. 2016-01-14 Richard Biener PR tree-optimization/68060 * tree-vect-loop.c (vect_is_simple_reduction): Check the outer loop reduction is only used in the inner loop before detecting a double reduction. 2016-01-14 Jakub Jelinek PR target/68269 * combine.c (expand_field_assignment): Punt if compute_mode is unsupported scalar mode. 2016-01-14 Richard Biener PR tree-optimization/66856 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build SLP node only if it built successfully. (vect_analyze_slp_instance): Adjust. 2016-01-14 Jeff Law PR tree-optimization/69270 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function. (record_edge_info): Use it. Convert boolean_{true,false}_node to the type of op0. 2016-01-13 Jan Hubicka PR ipa/66487 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): use block_ultimate_origin (noncall-stmt_may_be_vtbl_ptr_store): Likewise. 2016-01-13 Sandra Loosemore * doc/invoke.texi (Submodel Options): Rename section to "Machine-Dependent Options" to better reflect its content. Rewrite introductory text to remove archaic CPU names. Update references. 2016-01-13 Sandra Loosemore * doc/invoke.texi (Code Gen Options): Move section up in file, before target-specific options. Update menu and option summary to reflect the new section ordering. 2016-01-13 Jonathan Wakely * doc/invoke.texi (C Dialect Options): Adjust -std default for C++. (C++ Dialect Options): Add cross-reference to -std option. * doc/standards.texi (C++ Language): Document C++14 support. 2016-01-13 Michael Meissner * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support for pack/unpack functions for __ibm128. (PACK_IF): Likewise. (UNPACK_IF): Likewise. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add support for __ibm128 pack/unpack functions. (rs6000_invalid_builtin): Likewise. (rs6000_init_builtins): Likewise. (rs6000_opt_masks): Likewise. * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name. (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack functions (RS6000_BTM_COMMON): Likewise. * config/rs6000/rs6000.md (f128_vsx): New mode attribute. (unpack): Use FMOVE128_FPR iterator instead of FMOVE128, to disallow __builtin_{pack,unpack}_longdouble if long double is IEEE 128-bit floating point. Add support for the double values to be in Altivec registers for TF/IF packing and unpacking, but restrict TD packing sub-fields to be FPR registers. Don't allow overlapped register support for packing. Allow pack inputs to be memory locations. Don't build generator functions for unpack_dm and unpack_nodm. (unpack_dm): Likewise. (unpack_nodm): Likewise. (pack): Likewise. * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add built-in functions to pack/unpack explicit __ibm128 values. (__builtin_unpack_ibm128): Likewise. * doc/extend.texi (PowerPC Built-in Functions): Document __builtin_pack_ibm128 and __builtin_unpack_ibm128. 2016-01-13 Bernd Schmidt PR c/66208 * c-common.c (check_function_nonnull): Remove unnecessary declaration. Add new arg loc and pass it down as context. (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer to the location to use for the warning. (check_function_arguments): New arg loc. All callers changed. Pass it to check_function_nonnull. * c-common.h (check_function_arguments): Adjust declaration. 2016-01-13 Jakub Jelinek PR tree-optimization/69156 * gimple.c (validate_type): Removed. (gimple_builtin_call_types_compatible_p): Use useless_type_conversion_p instead of validate_type. * value-prof.c (gimple_stringop_fixed_value): Fold icall_size to correct type. 2016-01-13 Jonathan Wakely * doc/extend.texi (__atomic Builtins): Clarify compare_exchange effects. 2016-01-13 Richard Henderson PR tree-opt/68964 * target.def (builtin_tm_load, builtin_tm_store): Remove. * config/i386/i386.c (ix86_builtin_tm_load): Remove. (ix86_builtin_tm_store): Remove. (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove. (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove. * doc/tm.texi: Rebuild. * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New. (BUILT_IN_TM_MEMCPY_RTWN): New. * trans-mem.c (tm_log_emit_stmt): Rearrange code for better fallback from vector to integer helpers. (build_tm_load): Handle vector types directly, instead of via target hook. (build_tm_store): Likewise. (expand_assign_tm): Prepare for register types not handled by the above. Copy them to memory and use memcpy. * tree.c (tm_define_builtin): New. (find_tm_vector_type): New. (build_tm_vector_builtins): New. (build_common_builtin_nodes): Call it. 2016-01-13 Uros Bizjak * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for TARGET_SSE_MATH without TARGET_SSE2. Rewrite. 2016-01-13 Tom de Vries PR tree-optimization/69169 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle handled_struct_type param. (create_variable_info_for, intra_create_variable_infos): Call create_variable_info_for_1 with extra arg. 2016-01-13 Yvan Roux * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a" and "armv8.1-a+crc" entries. 2016-01-13 Alexander Fomin PR target/69228 * config/i386/sse.md (define_expand "avx512pf_gatherpfsf"): Change first operand predicate from register_or_constm1_operand to register_operand. (define_expand "avx512pf_gatherpfdf"): Likewise. (define_expand "avx512pf_scatterpfsf"): Likewise. (define_expand "avx512pf_scatterpfdf"): Likewise. (define_insn "*avx512pf_gatherpfsf"): Remove. (define_insn "*avx512pf_gatherpfdf"): Likewise. (define_insn "*avx512pf_scatterpfsf"): Likewise. (define_insn "*avx512pf_scatterpfdf"): Likewise. * config/i386/i386.c (ix86_expand_builtin): Remove first operand comparison with constm1_rtx from vec_prefetch_gen part. 2016-01-13 Richard Biener PR tree-optimization/69013 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): Exchange assert for a test. 2016-01-13 Andreas Krebbel PR target/69247 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg. 2016-01-13 Richard Biener PR tree-optimization/69242 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus assert with a check. 2016-01-13 Richard Biener PR tree-optimization/69186 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Properly guard vect_update_misalignment_for_peel call. 2016-01-12 Jeff Law PR tree-optimization/pr67755 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field "need_profile_correction". (thread_block_1): Initialize new field to false by default. If we have multiple thread paths through a common joiner to different final targets, then set new field to true. (compute_path_counts): Only do count adjustment when it's really needed. 2016-01-12 Sandra Loosemore * doc/invoke.texi (Spec Files): Move section down in file, past all command-line option descriptions. 2016-01-12 Trevor Saunders PR middle-end/54809 * doc/gty.texi: Remove documentation of mark_hook. * gengtype.c (struct write_types_data): Remove code to support mark_hook attribute. (walk_type): Likewise. (write_func_for_structure): Likewise. 2016-01-12 Sandra Loosemore * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to Directory Options, and -specs= to Overall Options. (Overall Options): Adjust similarly. Reorder to group related options together. Make -specs= cross-reference the spec file details. (Directory Options): Adjust similarly. 2016-01-12 Jeff Law * tree-ssa-threadupdate.c: Various whitespace and typo fixes. 2016-01-12 Olivier Hainque * gcc.c (spec_undefvar_allowed): New global. (process_command): Set to true when running for --version or --help, alone or together. (getenv_spec_function): When the variable is not defined, use the variable name as the variable value if we're allowed not to issue a fatal error. 2016-01-12 Bin Cheng PR tree-optimization/68911 * tree-vrp.c (adjust_range_with_scev): Check overflow in range information computed for expression "init + nit * step". 2016-01-12 Sandra Loosemore * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information about name of GCC executable. Remove deleted node from menu. (Directory Options) <-B>: Remove cross-reference to deleted node. (Target Options): Delete section. 2016-01-12 Christian Bruel PR target/69180 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX. 2016-01-12 Jakub Jelinek PR target/69198 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure aligned_mem is properly set for AVX512-VL floating point masked stores. PR target/69175 * ifcvt.c (cond_exec_process_if_block): When removing the last insn from then_bb, remove also any possible barriers that follow it. 2016-01-12 H.J. Lu PR target/68456 PR target/69226 * config/i386/iamcu.h (SIZE_TYPE): New macro. (PTRDIFF_TYPE): Likewise. (WCHAR_TYPE): Likewise. (WCHAR_TYPE_SIZE): Likewise. (STDINT_LONG32): Likewise. 2016-01-12 Richard Biener PR tree-optimization/69053 * tree-vect-loop.c (get_initial_def_for_reduction): Properly convert initial value for cond reductions. 2016-01-12 Richard Biener PR tree-optimization/69007 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move widen_sum after dot_prod and sad. 2016-01-12 Richard Biener PR tree-optimization/69168 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and pattern stmt SLP type. * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may end up unused so cope with that case. 2016-01-12 Richard Biener PR tree-optimization/69157 * tree-vect-stmts.c (vectorizable_mask_load_store): Check stmts def type only during analyze phase. (vectorizable_call): Likewise. (vectorizable_simd_clone_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_store): Likewise. (vectorizable_load): Likewise. 2016-01-12 Richard Biener PR tree-optimization/69174 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical space. (vectorizable_load): Properly compute the number of loads needed for permuted strided SLP loads and do not spuriously assign to SLP_TREE_VEC_STMTS. 2016-01-12 Andris Pavenis * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive (MD_EXEC_PREFIX): Remove. (MD_STARTFILE_PREFIX) Removee. (FILE_NAME_ABSOLUTE_P): Remove. (CPP_SPEC): Do not read macros from sys/version.h. (LINK_COMMAND_SPEC): Remove. (LOCAL_INCLUDE_DIR): Remove. (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix. (POST_LINK_SPEC): Define to invoke stubify after linker (LIBSTDCXX): Remove define (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map. (DEFAULT_PCC_STRUCT_RETURN): Define to 1. (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210. (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message. (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info. (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove. (i386_djgpp_asm_named_section): Add propotype of new procedure * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define. (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h). (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX in config/i386/djgpp.h). (STANDARD_STARTFILE_PREFIX_2): Define identical to STANDARD_STARTFILE_PREFIX_1. (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h). (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal installation errors. (MAX_OFILE_ALIGNMENT): Define to 128. (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h. * config/i386/djgpp.c: New file. Add implementation of i386_djgpp_asm_named_section. * config/i386/djgpp.opt: Remove obsolete option -mbnu210. * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS. Add rule for building djgpp.o. 2016-01-11 Bill Schmidt * config/rs6000/rs6000.c (v2df_reduction_p): New function. (rtx_is_swappable_p): Reductions are swappable. (insn_is_swappable_p): V2DF reductions are swappable. 2016-01-11 John David Anglin * config/pa/pa.c (pa_emit_move_sequence): Handle floating point reloads for other unsupported memory operands. 2016-01-12 Kugan Vivekanandarajah Jim Wilson PR target/69194 * config/arm/arm-builtins.c (arm_expand_neon_args): Call copy_to_mode_reg instead of force_reg. 2016-01-11 H.J. Lu PR target/69225 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if TARGET_80387 is true. 2016-01-11 Jakub Jelinek PR target/69071 * lra-eliminations.c (move_plus_up): Only move plus up if subreg of the constant can be simplified into constant and use the simplified subreg of the constant instead of the original constant. * fold-const.c (fold_convertible_p): Don't return true for conversion of VECTOR_TYPE to same sized integral type. (fold_convert_loc): Fix up formatting. Fold conversion of VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR instead of NOP_EXPR. PR tree-optimization/69214 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. Formatting fix. PR tree-optimization/69207 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of fold_convertible_p to vector_type's element type, and always use VCE for non-VECTOR_BOOLEAN_TYPE_P. 2016-01-11 Richard Biener PR tree-optimization/69173 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only fixup the cycle if all stmts are in a pattern. 2016-01-11 Uros Bizjak PR middle-end/68999 * alias.c (base_alias_check): Move check for addresses with alignment ANDs before the call for compare_base_decls. (memrefs_conflict_p): Return -1 for different decls that went through alignment adjustments. 2016-01-11 Kyrylo Tkachov PR rtl-optimization/68796 * config/aarch64/aarch64.md (*and_compare0): New pattern. * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode and QImode comparisons against zero with CC_NZmode. * config/aarch64/iterators.md (short_mask): New mode_attr. 2016-01-11 H.J. Lu * config/i386/sse.md (_load_mask): Remove snprintf. (_store_mask): Likewise. 2016-01-11 Bernd Schmidt Kyrylo Tkachov PR rtl-optimization/68841 * ifcvt.c (struct noce_if_info): Add orig_x field. (bbs_ok_for_cmove_arith): Add to_rename parameter. Don't record conflicts on to_rename if it's present. Allow memory destinations in sets. (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple blocks, passing orig_x to the checks. (noce_process_if_block): Set if_info->orig_x appropriately. 2016-01-11 Tom de Vries PR tree-optimization/69069 * tree-parloops.c (create_parallel_loop): Add missing phi args. 2016-01-11 Yuri Rumyantsev PR rtl-optimization/68920 * config/i386/i386.c (ix86_option_override_internal): Restrict number of conditional moves for RTL if-conversion to 1 for TARGET_ONE_IF_CONV_INSN. * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros. * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros. * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new parameter to restirct number of conditional moves for RTL if-conversion. * doc/invoke.texi (max-rtl-if-conversion-insns): Document it. * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of conditionl moves. 2016-01-11 Alexandre Oliva PR bootstrap/69123 * var-tracking.c (drop_overlapping_mem_locs): Operate on all onepart vars. Fix typo in comment. Fix reversed condition in unshare test. (dataflow_set_remove_mem_locs): Operate on all onepart vars. PR bootstrap/69123 * var-tracking.c (dump_onepart_variable_differences): New. (dataflow_set_different): If a detailed dump is requested, delay early returns and dump differences between onepart variables present before and after, and added variables. 2016-01-11 Ilya Enkovich PR target/69010 * expr.c (expand_expr_real_1): For boolean vector constants with a scalar mode use const_scalar_mask_from_tree. (const_scalar_mask_from_tree): New. * optabs.c (expand_vec_cond_mask_expr): Use mask mode assigned to a mask type to handle constants. 2016-01-11 Martin Jambor PR ipa/69044 * ipa-cp.c (estimate_local_effects): Do not clone for removal of useless parameters if we cannot change function signature. 2016-01-11 Martin Jambor PR ipa/66616 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature flag. 2016-01-11 Tom de Vries PR tree-optimization/69109 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow latch with phi. 2016-01-11 Tom de Vries PR tree-optimization/69108 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi res is not used in a phi. 2016-01-11 Yury Gribov PR 67425 * common.opt (frandom-seed): Fix parameter name. * doc/invoke.texi (frandom-seed): Ditto and describe parameter. 2016-01-11 Tom de Vries PR tree-optimization/69058 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp not supported. 2016-01-11 Andrew Burgess * config/arc/arc.opt (mdiv-rem): Add period to the end. (mcode-density): Likewise. 2016-01-10 Tom de Vries PR tree-optimization/69062 * tree-parloops.c (loop_has_phi_with_address_arg): New function. (parallelize_loops): Don't paralelize loop that has phi with address arg. 2016-01-10 Tom de Vries PR tree-optimization/69039 * tree-parloops.c (try_create_reduction_list): Only allow single exit phi for reduction. 2016-01-09 John David Anglin PR middle-end/68743 * match.pd: Require target has function_c99_misc before doing truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc. 2016-01-09 Gerald Pfeifer * configure.ac (isl_options_set_schedule_serialize_sccs): Also use GMPINC. * configure: Regenerate. 2016-01-09 Jakub Jelinek PR middle-end/50865 PR tree-optimization/69097 * fold-const.h (expr_not_equal_to): New prototype. * fold-const.c: Include stringpool.h and tree-ssanames.h. (expr_not_equal_to): New function. * match.pd (X % -Y is the same as X % Y): Don't optimize unless X is known not to be equal to minimum or Y is known not to be equal to -1. * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument. fold TRUNC_MOD_EXPR if the second argument is not a power of two. (simplify_stmt_using_ranges): Adjust caller. (vrp_finalize): Call set_value_range on SSA_NAMEs before calling substitute_and_fold. 2016-01-09 Jan Hubicka * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL w/o DECL_NAME. 2016-01-08 Jakub Jelinek PR tree-optimization/69167 * gimple-fold.c (replace_stmt_with_simplification): Also punt if new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of ops[0] comparison. * gimple-match-head.c (maybe_push_res_to_seq): Likewise. 2016-01-08 Alan Lawrence Richard Biener PR tree-optimization/68707 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP instances that can be handled via vect_load_lanes. 2016-01-08 Uros Bizjak * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2 if we can't determine address equivalence. * alias.c (compare_base_decl): Update for changed return value of symtab_node::equal_address_to. 2016-01-08 Jason Merrill PR c++/68983 PR c++/67557 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here. * expr.c (store_field): Not here. * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a call with TREE_ADDRESSABLE type. * tree-cfg.c (verify_gimple_call): Adjust. 2016-01-08 Olivier Hainque * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with libc_internal. 2016-01-08 Alan Lawrence * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to... (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element. (reduc_smin_v2sf): Rename to... (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element. (reduc_splus_v2sf): Rename to... (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element. 2016-01-08 Jakub Jelinek PR tree-optimization/69162 * gimplify.c (gimplify_va_arg_expr): Encode original type of valist argument in another argument. (gimplify_modify_expr): Adjust for the above change. Cleanup. * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument to determine the va_list type, build a MEM_REF instead of build_fold_indirect_ref. PR tree-optimization/69172 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to gimple_build. 2016-01-08 Thomas Preud'homme PR tree-optimization/67781 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg and cmpnop in two steps: first the ones not accessed in original gimple expression in a endian independent way and then the ones not accessed in the final result in an endian-specific way. 2016-01-08 Jakub Jelinek PR tree-optimization/69083 * tree-vect-slp.c (vect_get_constant_vectors): For VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's element type. If op is fold_convertible_p to vector_type's element type, use NOP_EXPR instead of VCE. 2016-01-08 Segher Boessenkool PR rtl-optimization/67778 PR rtl-optimization/68634 PR rtl-optimization/68909 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop block from the stack until done with it. Remove a superfluous bitmap set. Remove a superfluous bitmap test. 2016-01-07 Martin Sebor PR c/68966 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document constraint on the type of arguments. 2016-01-07 Andreas Tobler * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check unaligned_access on the gcc_options set. * config/arm/arm.c (arm_option_override_internal): Use SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. 2016-01-07 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_frame_pointer_required): Enable frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned. 2016-01-07 Uros Bizjak Revert 2016-01-06 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid depending on frame_pointer_needed before remaining integer and SSE registers are saved. 2016-01-07 Sandra Loosemore PR 1078 * doc/extend.texi (Nvidia PDX Function Attributes): New section. 2016-01-07 H.J. Lu PR target/69171 * config/i386/sse.md (_sqrt2): Use the "xBm" constraint. (float2): Use round_nimm_scalar_predicate. (sse_cvtsi2ssq): Likewise. (sse_cvtss2si): Likewise. (sse_cvtss2siq): Likewise. (sse2_cvtsi2sdq): Likewise. (sse2_cvtsd2si): Likewise. (sse2_cvtsd2siq): Likewise. * config/i386/subst.md (round_nimm_scalar_predicate): New predicate. 2015-12-15 Bernd Schmidt PR middle-end/67639 * varasm.c (make_decl_rtl): Mark invalid register vars as DECL_EXTERNAL. PR rtl-optimization/66206 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx. All callers changed. 2016-01-07 Jakub Jelinek PR tree-optimization/69141 * tree-ssa-pre.c: Include langhooks.h. (eliminate_dom_walker::before_dom_children): Use lang_hooks.decl_printable_name instead of cgraph_node::get ()->name (). PR middle-end/68960 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy it and DECL_ALIGN too. 2016-01-06 Robert Suchanek * config/mips/mips-ftypes.def: Sort to lexicographical order. 2016-01-06 Uros Bizjak PR target/69140 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid depending on frame_pointer_needed before remaining integer and SSE registers are saved. 2015-01-06 Bill Schmidt * config/rs6000/vsx.md (*p9_vecload_): Replace VSX_M mode iterator with VSX_M2. (*p9_vecstore_): Likewise. (*vsx_le_permute_): Restrict to !TARGET_P9_VECTOR. (*vsx_le_perm_load_ for VSX_LE_128): Likewise. (*vsx_le_perm_store_ for VSX_LE_128): Likewise. (define_split for VSX_LE128 stores): Likewise. (define_peephole2 for TImode LE swaps): Likewise. (define_split for VSX_LE128 post-reload stores): Likewise. 2016-01-06 Marek Polacek PR sanitizer/69099 * convert.c (convert_to_integer_1): Adjust call to ubsan_instrument_float_cast. Use NULL_TREE instead of NULL. * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use EXPR instead of ARG. * ubsan.h (ubsan_instrument_float_cast): Adjust declaration. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (RL78 Variable Attributes): New section. 2016-01-05 Marek Polacek PR c/69104 * builtins.c (get_memmodel): Use expansion point location rather than the input location. Call warning_at rather than warning. (expand_builtin_atomic_compare_exchange): Likewise. (expand_builtin_atomic_load): Likewise. (expand_builtin_atomic_store): Likewise. (expand_builtin_atomic_clear): Likewise. 2016-01-05 H.J. Lu PR target/68991 * config/i386/i386.c (ix86_expand_vector_logical_operator): Replace nonimmediate_operand with vector_operand. * config/i386/predicates.md (vector_operand): New predicate. (general_vector_operand): Replace nonimmediate_operand with vector_operand. * config/i386/sse.md: Replace nonimmediate_operand with vector_operand and m constraint with Bm constraint on SSE patterns with 16-byte memory operand. * config/i386/subst.md (round_nimm_predicate): Replace nonimmediate_operand with vector_operand. (round_saeonly_nimm_predicate): Likewise. (round_saeonly_nimm_scalar_predicate): New. 2016-01-05 H.J. Lu PR target/68991 * config/i386/constraints.md (Bm): New constraint. * config/i386/predicates.md (vector_memory_operand): New predicate. * config/i386/sse.md: Replace xm with xBm in plusminus and any_logic patterns. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (V850 Function Attributes): New section. (V850 Variable Attributes): New section. 2016-01-05 Sandra Loosemore PR 1078 * doc/extend.texi (MicroBlaze Function Attributes): Document interrupt_handler and fast_interrupt attributes. 2016-01-05 Sergei Trofimovich PR other/60465 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64 for local symbolic operands. * config/ia64/predicates.md (local_symbolic_operand64): New predicate. 2016-01-05 Kyrylo Tkachov PR rtl-optimization/68651 * combine.c (combine_simplify_rtx): Canonicalize x + x into x << 1. 2016-01-05 Nathan Sidwell * alias.c (compare_base_decls): Use symtab_node::get. 2016-01-05 Nick Clifton PR target/68770 * ira-costs.c (copy_cost): Initialise the t_icode field of the secondary_reload_info structure. PR target/66655 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak decls if weak support is available. 2016-01-04 Martin Sebor * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model. 2016-01-04 Michael Meissner * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add OPTION_MASK_P9_DFORM. * config/rs6000/constraints.md (wo constraint): New constraint for ISA 3.0 (power9). * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support for wo constraint. (rs6000_init_hard_regno_mode_ok): Likewise. * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for wo constraint. * config/rs6000/altivec.md (altivec_vperm_): Clean up vperm expanders not to have constraints. Add support for ISA 3.0 xxperm instruction. Add support for fusing xxlor with xxperm. (altivec_vperm__internal): Likewise. (altivec_vperm_v8hiv16qi): Likewise. (altivec_vperm_v16q): Likewise. (altivec_vperm__uns): Likewise. (vperm_v8hiv4si): Likewise. (vperm_v16qiv8hi): Likewise. * doc/md.texi (RS/6000 constraints): Document wo constraint. 2016-01-04 Jakub Jelinek Update copyright years. * gcc.c (process_command): Update copyright notice dates. * gcov-dump.c (print_version): Ditto. * gcov.c (print_version): Ditto. * gcov-tool.c (print_version): Ditto. * gengtype.c (create_file): Ditto. * doc/cpp.texi: Bump @copying's copyright year. * doc/cppinternals.texi: Ditto. * doc/gcc.texi: Ditto. * doc/gccint.texi: Ditto. * doc/gcov.texi: Ditto. * doc/install.texi: Ditto. * doc/invoke.texi: Ditto. 2016-01-04 Eric Botcazou * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer modes larger than TImode as TImode if NEON is not enabled. 2016-01-04 Eric Botcazou PR target/69100 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit mode for %f0-%f31 only if TARGET_FPU. 2016-01-04 Eric Botcazou PR target/69072 * config/sparc/sparc.c (scan_record_type): Take into account subfields to compute the PACKED_P predicate. (function_arg_record_value): Minor tweaks. 2016-01-04 Thomas Preud'homme * doc/install.texi (--with-multilib-list): Describe the meaning of the option for arm*-*-* targets. 2016-01-03 Sandra Loosemore * doc/extend.texi (Common Function Attributes): Move docs for MSP430-specific attributes to.... (MSP430 Function Attributes): ...here. Delete the redundant entries and copy-edit the remaining text. (MSP430 Variable Attributes): Use uniform format for index entries and add a cross-reference to the corresponding function attribute docs. 2016-01-03 Vladimír Čunát * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -finite-math typo. (x86 Options): Likewise. 2016-01-01 Sandra Loosemore PR 1078 * extend.texi (Common Function Attributes) : New. * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer to corresponding attribute. 2016-01-01 Sandra Loosemore * doc/extend.texi (Common Function Attributes) : Move to correct alphabetization of table. Copy-edit and correct markup. : Likewise. : Likewise. : Likewise. * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>: Correct punctuation. (Code Gen Options) <-fno-plt>: Copy-edit. 2016-01-01 Bernd Edlinger PR target/68917 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of SI values. Explicitly convert SI to DI and vice-versa. 2016-01-01 Jakub Jelinek PR tree-optimization/69070 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST. PR sanitizer/69055 * ubsan.c (ubsan_instrument_float_cast): Call initialize_sanitizer_builtins. PR target/69015 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump). Copyright (C) 2016 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.