1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -passes=slp-vectorizer -mtriple=x86_64-grtev4-linux-gnu -o - < %s | FileCheck %s
7 ; CHECK-NEXT: [[ADD:%.*]] = fadd <2 x double> zeroinitializer, zeroinitializer
8 ; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x double> [[ADD]], <2 x double> poison, <2 x i32> <i32 1, i32 0>
9 ; CHECK-NEXT: [[TMP0:%.*]] = shufflevector <2 x double> zeroinitializer, <2 x double> [[SHUFFLE]], <2 x i32> <i32 2, i32 1>
10 ; CHECK-NEXT: [[TMP1:%.*]] = fmul <2 x double> [[SHUFFLE]], zeroinitializer
11 ; CHECK-NEXT: [[TMP2:%.*]] = extractelement <2 x double> [[TMP1]], i32 0
12 ; CHECK-NEXT: [[TMP3:%.*]] = extractelement <2 x double> [[TMP1]], i32 1
13 ; CHECK-NEXT: [[ADD1:%.*]] = fadd double [[TMP2]], [[TMP3]]
14 ; CHECK-NEXT: [[MUL1:%.*]] = fmul double [[ADD1]], 0.000000e+00
15 ; CHECK-NEXT: store double [[MUL1]], ptr null, align 16
16 ; CHECK-NEXT: ret i32 0
19 %0 = extractelement <2 x double> zeroinitializer, i64 1
20 %1 = extractelement <2 x double> zeroinitializer, i64 0
21 %add = fadd <2 x double> zeroinitializer, zeroinitializer
22 %extract1 = extractelement <2 x double> %add, i64 1
23 %2 = fmul double %extract1, %1
24 %insert = insertelement <2 x double> zeroinitializer, double %extract1, i64 0
25 %extract0 = extractelement <2 x double> %add, i64 0
26 %mul = fmul double %extract0, %0
27 %add1 = fadd double %2, %mul
28 %mul1 = fmul double %add1, 0.000000e+00
29 store double %mul1, ptr null, align 16