1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -S -mtriple=x86_64-unknown -mattr=+avx -passes=slp-vectorizer | FileCheck %s 3 4;void jumble (int * restrict A, int * restrict B) { 5 ; int tmp0 = Aptr A[0]; 6 ; int tmp1 = Aptr A[1]; 7 ; int tmp2 = Aptr A[3]; 8 ; int tmp3 = Aptr A[2]; 9 ; B[0] = tmp0; 10 ; B[1] = tmp1; 11 ; B[2] = tmp2; 12 ; B[3] = tmp3; 13 ;} 14 15; Function Attrs: norecurse nounwind uwtable 16define void @jumble1(ptr noalias nocapture readonly %A, ptr noalias nocapture %B) { 17; CHECK-LABEL: @jumble1( 18; CHECK-NEXT: entry: 19; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 10 20; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, ptr [[ARRAYIDX]], align 4 21; CHECK-NEXT: [[TMP3:%.*]] = load <4 x i32>, ptr [[A]], align 4 22; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP3]], <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 3, i32 2> 23; CHECK-NEXT: [[TMP4:%.*]] = mul nsw <4 x i32> [[TMP1]], [[SHUFFLE]] 24; CHECK-NEXT: store <4 x i32> [[TMP4]], ptr [[B:%.*]], align 4 25; CHECK-NEXT: ret void 26; 27entry: 28 %arrayidx = getelementptr inbounds i32, ptr %A, i64 10 29 %0 = load i32, ptr %arrayidx, align 4 30 %1 = load i32, ptr %A, align 4 31 %mul = mul nsw i32 %0, %1 32 %arrayidx2 = getelementptr inbounds i32, ptr %A, i64 11 33 %2 = load i32, ptr %arrayidx2, align 4 34 %arrayidx3 = getelementptr inbounds i32, ptr %A, i64 1 35 %3 = load i32, ptr %arrayidx3, align 4 36 %mul4 = mul nsw i32 %2, %3 37 %arrayidx5 = getelementptr inbounds i32, ptr %A, i64 12 38 %4 = load i32, ptr %arrayidx5, align 4 39 %arrayidx6 = getelementptr inbounds i32, ptr %A, i64 3 40 %5 = load i32, ptr %arrayidx6, align 4 41 %mul7 = mul nsw i32 %4, %5 42 %arrayidx8 = getelementptr inbounds i32, ptr %A, i64 13 43 %6 = load i32, ptr %arrayidx8, align 4 44 %arrayidx9 = getelementptr inbounds i32, ptr %A, i64 2 45 %7 = load i32, ptr %arrayidx9, align 4 46 %mul10 = mul nsw i32 %6, %7 47 store i32 %mul, ptr %B, align 4 48 %arrayidx12 = getelementptr inbounds i32, ptr %B, i64 1 49 store i32 %mul4, ptr %arrayidx12, align 4 50 %arrayidx13 = getelementptr inbounds i32, ptr %B, i64 2 51 store i32 %mul7, ptr %arrayidx13, align 4 52 %arrayidx14 = getelementptr inbounds i32, ptr %B, i64 3 53 store i32 %mul10, ptr %arrayidx14, align 4 54 ret void 55} 56 57;Reversing the operand of MUL 58 59; Function Attrs: norecurse nounwind uwtable 60define void @jumble2(ptr noalias nocapture readonly %A, ptr noalias nocapture %B) { 61; CHECK-LABEL: @jumble2( 62; CHECK-NEXT: entry: 63; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 10 64; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, ptr [[ARRAYIDX]], align 4 65; CHECK-NEXT: [[TMP3:%.*]] = load <4 x i32>, ptr [[A]], align 4 66; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP3]], <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 3, i32 2> 67; CHECK-NEXT: [[TMP4:%.*]] = mul nsw <4 x i32> [[SHUFFLE]], [[TMP1]] 68; CHECK-NEXT: store <4 x i32> [[TMP4]], ptr [[B:%.*]], align 4 69; CHECK-NEXT: ret void 70; 71entry: 72 %arrayidx = getelementptr inbounds i32, ptr %A, i64 10 73 %0 = load i32, ptr %arrayidx, align 4 74 %1 = load i32, ptr %A, align 4 75 %mul = mul nsw i32 %1, %0 76 %arrayidx2 = getelementptr inbounds i32, ptr %A, i64 11 77 %2 = load i32, ptr %arrayidx2, align 4 78 %arrayidx3 = getelementptr inbounds i32, ptr %A, i64 1 79 %3 = load i32, ptr %arrayidx3, align 4 80 %mul4 = mul nsw i32 %3, %2 81 %arrayidx5 = getelementptr inbounds i32, ptr %A, i64 12 82 %4 = load i32, ptr %arrayidx5, align 4 83 %arrayidx6 = getelementptr inbounds i32, ptr %A, i64 3 84 %5 = load i32, ptr %arrayidx6, align 4 85 %mul7 = mul nsw i32 %5, %4 86 %arrayidx8 = getelementptr inbounds i32, ptr %A, i64 13 87 %6 = load i32, ptr %arrayidx8, align 4 88 %arrayidx9 = getelementptr inbounds i32, ptr %A, i64 2 89 %7 = load i32, ptr %arrayidx9, align 4 90 %mul10 = mul nsw i32 %7, %6 91 store i32 %mul, ptr %B, align 4 92 %arrayidx12 = getelementptr inbounds i32, ptr %B, i64 1 93 store i32 %mul4, ptr %arrayidx12, align 4 94 %arrayidx13 = getelementptr inbounds i32, ptr %B, i64 2 95 store i32 %mul7, ptr %arrayidx13, align 4 96 %arrayidx14 = getelementptr inbounds i32, ptr %B, i64 3 97 store i32 %mul10, ptr %arrayidx14, align 4 98 ret void 99} 100 101