Add MMX arithmetic testcase.
llvm-svn: 35032
diff --git a/llvm/test/CodeGen/X86/mmx-arith.ll b/llvm/test/CodeGen/X86/mmx-arith.ll
new file mode 100644
index 0000000..3911be6
--- /dev/null
+++ b/llvm/test/CodeGen/X86/mmx-arith.ll
@@ -0,0 +1,35 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+mmx
+
+;; A basic sanity check to make sure that MMX arithmetic actually compiles.
+
+define void @foo(<2 x i32>* %A, <2 x i32>* %B) {
+entry:
+ %tmp1 = load <2 x i32>* %A ; <<2 x i32>> [#uses=1]
+ %tmp3 = load <2 x i32>* %B ; <<2 x i32>> [#uses=1]
+ %tmp4 = add <2 x i32> %tmp1, %tmp3 ; <<2 x i32>> [#uses=1]
+ store <2 x i32> %tmp4, <2 x i32>* %A
+ tail call void @llvm.x86.mmx.emms( )
+ ret void
+}
+
+define void @bar(<4 x i16>* %A, <4 x i16>* %B) {
+entry:
+ %tmp1 = load <4 x i16>* %A ; <<4 x i16>> [#uses=1]
+ %tmp3 = load <4 x i16>* %B ; <<4 x i16>> [#uses=1]
+ %tmp4 = add <4 x i16> %tmp1, %tmp3 ; <<4 x i16>> [#uses=1]
+ store <4 x i16> %tmp4, <4 x i16>* %A
+ tail call void @llvm.x86.mmx.emms( )
+ ret void
+}
+
+define void @baz(<8 x i8>* %A, <8 x i8>* %B) {
+entry:
+ %tmp1 = load <8 x i8>* %A ; <<8 x i8>> [#uses=1]
+ %tmp3 = load <8 x i8>* %B ; <<8 x i8>> [#uses=1]
+ %tmp4 = add <8 x i8> %tmp1, %tmp3 ; <<8 x i8>> [#uses=1]
+ store <8 x i8> %tmp4, <8 x i8>* %A
+ tail call void @llvm.x86.mmx.emms( )
+ ret void
+}
+
+declare void @llvm.x86.mmx.emms()