; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-unknown-linux -slp-threshold=-2 | FileCheck %s define i32 @diamond_broadcast(i32* noalias nocapture %B, i32* noalias nocapture %A) { ; CHECK-LABEL: @diamond_broadcast( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[A:%.*]], align 4 ; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> poison, i32 [[LD]], i32 0 ; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP0]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[TMP1:%.*]] = mul <4 x i32> [[SHUFFLE]], [[SHUFFLE]] ; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[B:%.*]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP1]], <4 x i32>* [[TMP2]], align 4 ; CHECK-NEXT: ret i32 0 ; entry: %ld = load i32, i32* %A, align 4 %mul = mul i32 %ld, %ld store i32 %mul, i32* %B, align 4 %mul8 = mul i32 %ld, %ld %arrayidx9 = getelementptr inbounds i32, i32* %B, i64 1 store i32 %mul8, i32* %arrayidx9, align 4 %mul14 = mul i32 %ld, %ld %arrayidx15 = getelementptr inbounds i32, i32* %B, i64 2 store i32 %mul14, i32* %arrayidx15, align 4 %mul20 = mul i32 %ld, undef %arrayidx21 = getelementptr inbounds i32, i32* %B, i64 3 store i32 %mul20, i32* %arrayidx21, align 4 ret i32 0 } define i32 @diamond_broadcast2(i32* noalias nocapture %B, i32* noalias nocapture %A) { ; CHECK-LABEL: @diamond_broadcast2( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[A:%.*]], align 4 ; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> poison, i32 [[LD]], i32 0 ; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP0]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[TMP1:%.*]] = mul <4 x i32> [[SHUFFLE]], [[SHUFFLE]] ; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[B:%.*]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP1]], <4 x i32>* [[TMP2]], align 4 ; CHECK-NEXT: ret i32 0 ; entry: %ld = load i32, i32* %A, align 4 %mul = mul i32 %ld, %ld store i32 %mul, i32* %B, align 4 %mul8 = mul i32 %ld, %ld %arrayidx9 = getelementptr inbounds i32, i32* %B, i64 1 store i32 %mul8, i32* %arrayidx9, align 4 %mul14 = mul i32 %ld, %ld %arrayidx15 = getelementptr inbounds i32, i32* %B, i64 2 store i32 %mul14, i32* %arrayidx15, align 4 %mul20 = mul i32 undef, %ld %arrayidx21 = getelementptr inbounds i32, i32* %B, i64 3 store i32 %mul20, i32* %arrayidx21, align 4 ret i32 0 } define i32 @diamond_broadcast3(i32* noalias nocapture %B, i32* noalias nocapture %A) { ; CHECK-LABEL: @diamond_broadcast3( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[LD:%.*]] = load i32, i32* [[A:%.*]], align 4 ; CHECK-NEXT: [[TMP0:%.*]] = insertelement <4 x i32> poison, i32 [[LD]], i32 0 ; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <4 x i32> [[TMP0]], <4 x i32> poison, <4 x i32> zeroinitializer ; CHECK-NEXT: [[TMP1:%.*]] = mul <4 x i32> [[SHUFFLE]], [[SHUFFLE]] ; CHECK-NEXT: [[TMP2:%.*]] = bitcast i32* [[B:%.*]] to <4 x i32>* ; CHECK-NEXT: store <4 x i32> [[TMP1]], <4 x i32>* [[TMP2]], align 4 ; CHECK-NEXT: ret i32 0 ; entry: %ld = load i32, i32* %A, align 4 %mul = mul i32 %ld, %ld store i32 %mul, i32* %B, align 4 %mul8 = mul i32 %ld, %ld %arrayidx9 = getelementptr inbounds i32, i32* %B, i64 1 store i32 %mul8, i32* %arrayidx9, align 4 %mul14 = mul i32 %ld, undef %arrayidx15 = getelementptr inbounds i32, i32* %B, i64 2 store i32 %mul14, i32* %arrayidx15, align 4 %mul20 = mul i32 undef, %ld %arrayidx21 = getelementptr inbounds i32, i32* %B, i64 3 store i32 %mul20, i32* %arrayidx21, align 4 ret i32 0 }