; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes=slp-vectorizer -S | FileCheck %s target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" @b = common global [4 x i32] zeroinitializer, align 16 @c = common global [4 x i32] zeroinitializer, align 16 @d = common global [4 x i32] zeroinitializer, align 16 @e = common global [4 x i32] zeroinitializer, align 16 @a = common global [4 x i32] zeroinitializer, align 16 @fb = common global [4 x float] zeroinitializer, align 16 @fc = common global [4 x float] zeroinitializer, align 16 @fa = common global [4 x float] zeroinitializer, align 16 @fd = common global [4 x float] zeroinitializer, align 16 define void @addsub() { ; CHECK-LABEL: @addsub( ; CHECK-NEXT: entry: ; CHECK-NEXT: br label [[BB1:%.*]] ; CHECK: bb1: ; CHECK-NEXT: [[TMP0:%.*]] = load <4 x i32>, <4 x i32>* bitcast ([4 x i32]* @b to <4 x i32>*), align 16 ; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, <4 x i32>* bitcast ([4 x i32]* @c to <4 x i32>*), align 16 ; CHECK-NEXT: [[TMP2:%.*]] = add nsw <4 x i32> [[TMP0]], [[TMP1]] ; CHECK-NEXT: [[TMP3:%.*]] = load <4 x i32>, <4 x i32>* bitcast ([4 x i32]* @d to <4 x i32>*), align 16 ; CHECK-NEXT: [[TMP4:%.*]] = load <4 x i32>, <4 x i32>* bitcast ([4 x i32]* @e to <4 x i32>*), align 16 ; CHECK-NEXT: [[TMP5:%.*]] = add nsw <4 x i32> [[TMP3]], [[TMP4]] ; CHECK-NEXT: [[TMP6:%.*]] = add nsw <4 x i32> [[TMP2]], [[TMP5]] ; CHECK-NEXT: [[TMP7:%.*]] = sub nsw <4 x i32> [[TMP2]], [[TMP5]] ; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x i32> [[TMP6]], <4 x i32> [[TMP7]], <4 x i32> <i32 0, i32 5, i32 2, i32 7> ; CHECK-NEXT: store <4 x i32> [[TMP8]], <4 x i32>* bitcast ([4 x i32]* @a to <4 x i32>*), align 16 ; CHECK-NEXT: ret void ; entry: br label %bb1 bb1: %0 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @b, i64 0, i64 0), align 16 %1 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @c, i64 0, i64 0), align 16 %add = add nsw i32 %0, %1 %2 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @d, i64 0, i64 0), align 16 %3 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @e, i64 0, i64 0), align 16 %add1 = add nsw i32 %2, %3 %add2 = add nsw i32 %add, %add1 store i32 %add2, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 0), align 16 %4 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @b, i64 0, i64 1), align 4 %5 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @c, i64 0, i64 1), align 4 %add3 = add nsw i32 %4, %5 %6 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @d, i64 0, i64 1), align 4 %7 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @e, i64 0, i64 1), align 4 %add4 = add nsw i32 %6, %7 %sub = sub nsw i32 %add3, %add4 store i32 %sub, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 1), align 4 %8 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @b, i64 0, i64 2), align 8 %9 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @c, i64 0, i64 2), align 8 %add5 = add nsw i32 %8, %9 %10 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @d, i64 0, i64 2), align 8 %11 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @e, i64 0, i64 2), align 8 %add6 = add nsw i32 %10, %11 %add7 = add nsw i32 %add5, %add6 store i32 %add7, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 2), align 8 %12 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @b, i64 0, i64 3), align 4 %13 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @c, i64 0, i64 3), align 4 %add8 = add nsw i32 %12, %13 %14 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @d, i64 0, i64 3), align 4 %15 = load i32, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @e, i64 0, i64 3), align 4 %add9 = add nsw i32 %14, %15 %sub10 = sub nsw i32 %add8, %add9 store i32 %sub10, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 3), align 4 ret void }