125 lines
6.1 KiB
LLVM
125 lines
6.1 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -S -mtriple=x86_64-unknown -mattr=+avx -slp-vectorizer | FileCheck %s
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;void jumble (int * restrict A, int * restrict B) {
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; int tmp0 = A[10]*A[0];
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; int tmp1 = A[11]*A[1];
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; int tmp2 = A[12]*A[3];
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; int tmp3 = A[13]*A[2];
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; B[0] = tmp0;
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; B[1] = tmp1;
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; B[2] = tmp2;
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; B[3] = tmp3;
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;}
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; Function Attrs: norecurse nounwind uwtable
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define void @jumble1(i32* noalias nocapture readonly %A, i32* noalias nocapture %B) {
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; CHECK-LABEL: @jumble1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 10
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; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 11
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; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 1
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; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 12
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; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 3
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; CHECK-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 13
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[ARRAYIDX]] to <4 x i32>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, <4 x i32>* [[TMP0]], align 4
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; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 2
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[A]] to <4 x i32>*
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; CHECK-NEXT: [[TMP3:%.*]] = load <4 x i32>, <4 x i32>* [[TMP2]], align 4
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP3]], <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 3, i32 2>
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; CHECK-NEXT: [[TMP4:%.*]] = mul nsw <4 x i32> [[TMP1]], [[SHUFFLE]]
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; CHECK-NEXT: [[ARRAYIDX12:%.*]] = getelementptr inbounds i32, i32* [[B:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX13:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 2
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; CHECK-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 3
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[B]] to <4 x i32>*
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; CHECK-NEXT: store <4 x i32> [[TMP4]], <4 x i32>* [[TMP5]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%arrayidx = getelementptr inbounds i32, i32* %A, i64 10
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%0 = load i32, i32* %arrayidx, align 4
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%1 = load i32, i32* %A, align 4
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%mul = mul nsw i32 %0, %1
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i64 11
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%2 = load i32, i32* %arrayidx2, align 4
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%arrayidx3 = getelementptr inbounds i32, i32* %A, i64 1
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%3 = load i32, i32* %arrayidx3, align 4
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%mul4 = mul nsw i32 %2, %3
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%arrayidx5 = getelementptr inbounds i32, i32* %A, i64 12
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%4 = load i32, i32* %arrayidx5, align 4
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%arrayidx6 = getelementptr inbounds i32, i32* %A, i64 3
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%5 = load i32, i32* %arrayidx6, align 4
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%mul7 = mul nsw i32 %4, %5
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%arrayidx8 = getelementptr inbounds i32, i32* %A, i64 13
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%6 = load i32, i32* %arrayidx8, align 4
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%arrayidx9 = getelementptr inbounds i32, i32* %A, i64 2
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%7 = load i32, i32* %arrayidx9, align 4
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%mul10 = mul nsw i32 %6, %7
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store i32 %mul, i32* %B, align 4
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%arrayidx12 = getelementptr inbounds i32, i32* %B, i64 1
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store i32 %mul4, i32* %arrayidx12, align 4
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%arrayidx13 = getelementptr inbounds i32, i32* %B, i64 2
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store i32 %mul7, i32* %arrayidx13, align 4
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%arrayidx14 = getelementptr inbounds i32, i32* %B, i64 3
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store i32 %mul10, i32* %arrayidx14, align 4
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ret void
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}
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;Reversing the operand of MUL
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; Function Attrs: norecurse nounwind uwtable
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define void @jumble2(i32* noalias nocapture readonly %A, i32* noalias nocapture %B) {
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; CHECK-LABEL: @jumble2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 10
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; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 11
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; CHECK-NEXT: [[ARRAYIDX3:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 1
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; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 12
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; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 3
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; CHECK-NEXT: [[ARRAYIDX8:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 13
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast i32* [[ARRAYIDX]] to <4 x i32>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, <4 x i32>* [[TMP0]], align 4
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; CHECK-NEXT: [[ARRAYIDX9:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 2
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[A]] to <4 x i32>*
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; CHECK-NEXT: [[TMP3:%.*]] = load <4 x i32>, <4 x i32>* [[TMP2]], align 4
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP3]], <4 x i32> poison, <4 x i32> <i32 0, i32 1, i32 3, i32 2>
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; CHECK-NEXT: [[TMP4:%.*]] = mul nsw <4 x i32> [[SHUFFLE]], [[TMP1]]
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; CHECK-NEXT: [[ARRAYIDX12:%.*]] = getelementptr inbounds i32, i32* [[B:%.*]], i64 1
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; CHECK-NEXT: [[ARRAYIDX13:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 2
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; CHECK-NEXT: [[ARRAYIDX14:%.*]] = getelementptr inbounds i32, i32* [[B]], i64 3
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast i32* [[B]] to <4 x i32>*
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; CHECK-NEXT: store <4 x i32> [[TMP4]], <4 x i32>* [[TMP5]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%arrayidx = getelementptr inbounds i32, i32* %A, i64 10
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%0 = load i32, i32* %arrayidx, align 4
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%1 = load i32, i32* %A, align 4
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%mul = mul nsw i32 %1, %0
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i64 11
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%2 = load i32, i32* %arrayidx2, align 4
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%arrayidx3 = getelementptr inbounds i32, i32* %A, i64 1
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%3 = load i32, i32* %arrayidx3, align 4
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%mul4 = mul nsw i32 %3, %2
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%arrayidx5 = getelementptr inbounds i32, i32* %A, i64 12
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%4 = load i32, i32* %arrayidx5, align 4
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%arrayidx6 = getelementptr inbounds i32, i32* %A, i64 3
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%5 = load i32, i32* %arrayidx6, align 4
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%mul7 = mul nsw i32 %5, %4
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%arrayidx8 = getelementptr inbounds i32, i32* %A, i64 13
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%6 = load i32, i32* %arrayidx8, align 4
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%arrayidx9 = getelementptr inbounds i32, i32* %A, i64 2
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%7 = load i32, i32* %arrayidx9, align 4
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%mul10 = mul nsw i32 %7, %6
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store i32 %mul, i32* %B, align 4
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%arrayidx12 = getelementptr inbounds i32, i32* %B, i64 1
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store i32 %mul4, i32* %arrayidx12, align 4
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%arrayidx13 = getelementptr inbounds i32, i32* %B, i64 2
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store i32 %mul7, i32* %arrayidx13, align 4
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%arrayidx14 = getelementptr inbounds i32, i32* %B, i64 3
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store i32 %mul10, i32* %arrayidx14, align 4
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ret void
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}
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