1 files changed, 32 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2012-07-10-extload64.ll b/test/CodeGen/X86/2012-07-10-extload64.ll
new file mode 100644
index 0000000..906b748
--- /dev/null
+++ b/test/CodeGen/X86/2012-07-10-extload64.ll
@@ -0,0 +1,32 @@
+; RUN: llc < %s -march=x86 -mcpu=corei7 -mtriple=i686-pc-win32 | FileCheck %s
+
+; CHECK: load_store
+define void @load_store(<4 x i16>* %in) {
+entry:
+; CHECK: movsd
+  %A27 = load <4 x i16>* %in, align 4
+  %A28 = add <4 x i16> %A27, %A27
+; CHECK: movlpd
+  store <4 x i16> %A28, <4 x i16>* %in, align 4
+  ret void
+; CHECK: ret
+}
+
+; Make sure that we store a 64bit value, even on 32bit systems.
+;CHECK: store_64
+define void @store_64(<2 x i32>* %ptr) {
+BB:
+  store <2 x i32> zeroinitializer, <2 x i32>* %ptr
+  ret void
+;CHECK: movlpd
+;CHECK: ret
+}
+
+;CHECK: load_64
+define <2 x i32> @load_64(<2 x i32>* %ptr) {
+BB:
+  %t = load <2 x i32>* %ptr
+  ret <2 x i32> %t
+;CHECK: movsd
+;CHECK: ret
+}