Added a scalar to vector with zero extension testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27101 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/vec_zexts2v.ll b/test/CodeGen/X86/vec_zexts2v.ll
new file mode 100644 (file)
index 0000000..a2ff6c8
--- /dev/null
+++ b/test/CodeGen/X86/vec_zexts2v.ll
@@ -0,0 +1,21 @@
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep movss | wc -l | grep 2
+; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep xorps | wc -l | grep 1
+
+void %test1(<4 x float>* %b, float %X) {
+       %tmp = insertelement <4 x float> zeroinitializer, float %X, uint 0
+       %tmp1 = insertelement <4 x float> %tmp, float 0.000000e+00, uint 1
+       %tmp2 = insertelement <4 x float> %tmp1, float 0.000000e+00, uint 2
+       %tmp3 = insertelement <4 x float> %tmp2, float 0.000000e+00, uint 3
+       store <4 x float> %tmp3, <4 x float>* %b
+       ret void
+}
+
+void %test2(<4 x float>* %b, float %X, float %Y) {
+       %tmp2 = mul float %X, %Y
+       %tmp = insertelement <4 x float> zeroinitializer, float %tmp2, uint 0
+       %tmp4 = insertelement <4 x float> %tmp, float 0.000000e+00, uint 1
+       %tmp5 = insertelement <4 x float> %tmp4, float 0.000000e+00, uint 2
+       %tmp6 = insertelement <4 x float> %tmp5, float 0.000000e+00, uint 3
+       store <4 x float> %tmp6, <4 x float>* %b
+       ret void
+}