Added a test case for parameter passing of vector values.

llvm-svn: 28567
diff --git a/llvm/test/Regression/CodeGen/X86/vec_call.ll b/llvm/test/Regression/CodeGen/X86/vec_call.ll
new file mode 100644
index 0000000..9bbff18
--- /dev/null
+++ b/llvm/test/Regression/CodeGen/X86/vec_call.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep 'subl.*60'
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep 'movdqa.*32'
+
+void %test() {
+	tail call void %xx( int 1, int 2, int 3, int 4, int 5, int 6, int 7, <2 x long> cast (<4 x int> < int 4, int 3, int 2, int 1 > to <2 x long>), <2 x long> cast (<4 x int> < int 8, int 7, int 6, int 5 > to <2 x long>), <2 x long> cast (<4 x int> < int 6, int 4, int 2, int 0 > to <2 x long>), <2 x long> cast (<4 x int> < int 8, int 4, int 2, int 1 > to <2 x long>), <2 x long> cast (<4 x int> < int 0, int 1, int 3, int 9 > to <2 x long>) )
+	ret void
+}
+
+declare void %xx(int, int, int, int, int, int, int, <2 x long>, <2 x long>, <2 x long>, <2 x long>, <2 x long>)