1 files changed, 59 insertions, 0 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/extract.ll b/test/Transforms/SLPVectorizer/X86/extract.ll
new file mode 100644
index 000000000000..f611fd4ec24f
--- /dev/null
+++ b/test/Transforms/SLPVectorizer/X86/extract.ll
@@ -0,0 +1,59 @@
+; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.8.0"
+;CHECK: fextr
+;CHECK-NOT: insertelement
+;CHECK-NOT: extractelement
+;CHECK: fadd <2 x double>
+;CHECK: ret void
+define void @fextr(double* %ptr) {
+entry:
+  %LD = load <2 x double>* undef
+  %V0 = extractelement <2 x double> %LD, i32 0
+  %V1 = extractelement <2 x double> %LD, i32 1
+  %P0 = getelementptr inbounds double* %ptr, i64 0
+  %P1 = getelementptr inbounds double* %ptr, i64 1
+  %A0 = fadd double %V0, 0.0
+  %A1 = fadd double %V1, 1.1
+  store double %A0, double* %P0, align 4
+  store double %A1, double* %P1, align 4
+  ret void
+}
+
+;CHECK: fextr1
+;CHECK: insertelement
+;CHECK: insertelement
+;CHECK: ret void
+define void @fextr1(double* %ptr) {
+entry:
+  %LD = load <2 x double>* undef
+  %V0 = extractelement <2 x double> %LD, i32 0
+  %V1 = extractelement <2 x double> %LD, i32 1
+  %P0 = getelementptr inbounds double* %ptr, i64 1  ; <--- incorrect order
+  %P1 = getelementptr inbounds double* %ptr, i64 0
+  %A0 = fadd double %V0, 1.2
+  %A1 = fadd double %V1, 3.4
+  store double %A0, double* %P0, align 4
+  store double %A1, double* %P1, align 4
+  ret void
+}
+
+;CHECK: fextr2
+;CHECK: insertelement
+;CHECK: insertelement
+;CHECK: ret void
+define void @fextr2(double* %ptr) {
+entry:
+  %LD = load <4 x double>* undef
+  %V0 = extractelement <4 x double> %LD, i32 0  ; <--- invalid size.
+  %V1 = extractelement <4 x double> %LD, i32 1
+  %P0 = getelementptr inbounds double* %ptr, i64 0
+  %P1 = getelementptr inbounds double* %ptr, i64 1
+  %A0 = fadd double %V0, 5.5
+  %A1 = fadd double %V1, 6.6
+  store double %A0, double* %P0, align 4
+  store double %A1, double* %P1, align 4
+  ret void
+}
+