1 ; RUN: llc < %s -O0 2 3 %struct.cl_perfunc_opts = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i32, i32, i32, i32, i32, i32, i32 } 4 @cl_pf_opts = external global %struct.cl_perfunc_opts ; <%struct.cl_perfunc_opts*> [#uses=2] 5 6 define void @set_flags_from_O() { 7 entry: 8 %tmp22 = icmp sgt i32 0, 0 ; <i1> [#uses=1] 9 br i1 %tmp22, label %cond_true23, label %cond_next159 10 11 cond_true23: ; preds = %entry 12 %tmp138 = getelementptr %struct.cl_perfunc_opts, %struct.cl_perfunc_opts* @cl_pf_opts, i32 0, i32 8 ; <i8*> [#uses=1] 13 %tmp138.upgrd.1 = bitcast i8* %tmp138 to i32* ; <i32*> [#uses=2] 14 %tmp139 = load i32, i32* %tmp138.upgrd.1 ; <i32> [#uses=1] 15 %tmp140 = shl i32 1, 27 ; <i32> [#uses=1] 16 %tmp141 = and i32 %tmp140, 134217728 ; <i32> [#uses=1] 17 %tmp142 = and i32 %tmp139, -134217729 ; <i32> [#uses=1] 18 %tmp143 = or i32 %tmp142, %tmp141 ; <i32> [#uses=1] 19 store i32 %tmp143, i32* %tmp138.upgrd.1 20 %tmp144 = getelementptr %struct.cl_perfunc_opts, %struct.cl_perfunc_opts* @cl_pf_opts, i32 0, i32 8 ; <i8*> [#uses=1] 21 %tmp144.upgrd.2 = bitcast i8* %tmp144 to i32* ; <i32*> [#uses=1] 22 %tmp145 = load i32, i32* %tmp144.upgrd.2 ; <i32> [#uses=1] 23 %tmp146 = shl i32 %tmp145, 22 ; <i32> [#uses=1] 24 %tmp147 = lshr i32 %tmp146, 31 ; <i32> [#uses=1] 25 %tmp147.upgrd.3 = trunc i32 %tmp147 to i8 ; <i8> [#uses=1] 26 %tmp148 = icmp eq i8 %tmp147.upgrd.3, 0 ; <i1> [#uses=1] 27 br i1 %tmp148, label %cond_true149, label %cond_next159 28 29 cond_true149: ; preds = %cond_true23 30 %tmp150 = bitcast i8* null to i32* ; <i32*> [#uses=0] 31 ret void 32 33 cond_next159: ; preds = %cond_true23, %entry 34 ret void 35 } 36
