1; RUN: llc < %s 2; PR12599 3; 4; This bitcode causes the X86 target to make changes to the DAG during 5; selection in MatchAddressRecursively. The edit triggers CSE which causes both 6; the current node and yet-to-be-selected nodes to be deleted. 7; 8; SelectionDAGISel::DoInstructionSelection must handle that. 9; 10target triple = "x86_64-apple-macosx" 11 12%0 = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, float, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8**, i8**, i32, i32***, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [9 x [16 x [16 x i16]]], [5 x [16 x [16 x i16]]], [9 x [8 x [8 x i16]]], [2 x [4 x [16 x [16 x i16]]]], [16 x [16 x i16]], [16 x [16 x i32]], i32****, i32***, i32***, i32***, i32****, i32****, %1*, %2*, %9*, i32*, i32*, i32, i32, i32, i32, [4 x [4 x i32]], i32, i32, i32, i32, i32, double, i32, i32, i32, i32, i16******, i16******, i16******, i16******, [15 x i16], i32, i32, i32, i32, i32, i32, i32, i32, [6 x [32 x i32]], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [1 x i32], i32, i32, [2 x i32], i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, %10*, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, double**, double***, i32***, double**, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [3 x [2 x i32]], [2 x i32], i32, i32, i16, i32, i32, i32, i32, i32 } 13%1 = type { i32, i32, [100 x %2*], i32, float, float, float } 14%2 = type { i32, i32, i32, i32, i32, i32, %3*, %6*, %8*, i32, i32*, i32*, i32*, i32, i32*, i32*, i32*, i32 (i32)*, [3 x [2 x i32]] } 15%3 = type { %4*, %5, %5 } 16%4 = type { i32, i32, i8, i32, i32, i8, i8, i32, i32, i8*, i32 } 17%5 = type { i32, i32, i32, i32, i32, i8*, i32*, i32, i32 } 18%6 = type { [3 x [11 x %7]], [2 x [9 x %7]], [2 x [10 x %7]], [2 x [6 x %7]], [4 x %7], [4 x %7], [3 x %7] } 19%7 = type { i16, i8, i64 } 20%8 = type { [2 x %7], [4 x %7], [3 x [4 x %7]], [10 x [4 x %7]], [10 x [15 x %7]], [10 x [15 x %7]], [10 x [5 x %7]], [10 x [5 x %7]], [10 x [15 x %7]], [10 x [15 x %7]] } 21%9 = type { i32, i32, i32, [2 x i32], i32, [8 x i32], %9*, %9*, i32, [2 x [4 x [4 x [2 x i32]]]], [16 x i8], [16 x i8], i32, i64, [4 x i32], [4 x i32], i64, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i16, double, i32, i32, i32, i32, i32, i32, i32, i32, i32 } 22%10 = type { i32, i32, i32, i32, i32, %10* } 23 24@images = external hidden global %0, align 8 25 26define hidden fastcc void @Mode_Decision_for_4x4IntraBlocks() nounwind uwtable ssp { 27bb4: 28 %tmp = or i208 undef, 0 29 br i1 undef, label %bb35, label %bb5 30 31bb5: 32 %tmp6 = add i32 0, 2 33 %tmp7 = lshr i208 %tmp, 80 34 %tmp8 = trunc i208 %tmp7 to i32 35 %tmp9 = and i32 %tmp8, 65535 36 %tmp10 = shl nuw nsw i32 %tmp9, 1 37 %tmp11 = add i32 0, 2 38 %tmp12 = add i32 %tmp11, 0 39 %tmp13 = add i32 %tmp12, %tmp10 40 %tmp14 = lshr i32 %tmp13, 2 41 %tmp15 = trunc i32 %tmp14 to i16 42 store i16 %tmp15, i16* getelementptr inbounds (%0, %0* @images, i64 0, i32 47, i64 3, i64 0, i64 3), align 2 43 %tmp16 = lshr i208 %tmp, 96 44 %tmp17 = trunc i208 %tmp16 to i32 45 %tmp18 = and i32 %tmp17, 65535 46 %tmp19 = add i32 %tmp18, 2 47 %tmp20 = add i32 %tmp19, 0 48 %tmp21 = add i32 %tmp20, 0 49 %tmp22 = lshr i32 %tmp21, 2 50 %tmp23 = trunc i32 %tmp22 to i16 51 store i16 %tmp23, i16* getelementptr inbounds (%0, %0* @images, i64 0, i32 47, i64 3, i64 2, i64 3), align 2 52 %tmp24 = add i32 %tmp6, %tmp9 53 %tmp25 = add i32 %tmp24, 0 54 %tmp26 = lshr i32 %tmp25, 2 55 %tmp27 = trunc i32 %tmp26 to i16 56 store i16 %tmp27, i16* getelementptr inbounds (%0, %0* @images, i64 0, i32 47, i64 7, i64 1, i64 2), align 4 57 %tmp28 = lshr i208 %tmp, 80 58 %tmp29 = shl nuw nsw i208 %tmp28, 1 59 %tmp30 = trunc i208 %tmp29 to i32 60 %tmp31 = and i32 %tmp30, 131070 61 %tmp32 = add i32 %tmp12, %tmp31 62 %tmp33 = lshr i32 %tmp32, 2 63 %tmp34 = trunc i32 %tmp33 to i16 64 store i16 %tmp34, i16* getelementptr inbounds (%0, %0* @images, i64 0, i32 47, i64 7, i64 1, i64 3), align 2 65 br label %bb35 66 67bb35: ; preds = %bb5, %bb4 68 unreachable 69} 70