Testcase for PR1811

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44244 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/2007-11-19-VectorSplitting.ll b/test/CodeGen/PowerPC/2007-11-19-VectorSplitting.ll
new file mode 100644 (file)
index 0000000..5cccd31
--- /dev/null
+++ b/test/CodeGen/PowerPC/2007-11-19-VectorSplitting.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llc 
+; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g3
+; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5
+; PR1811
+
+define void @execute_shader(<4 x float>* %OUT, <4 x float>* %IN, <4 x float>*
+%CONST) {
+entry:
+        %input2 = load <4 x float>* null, align 16               ; <<4 x float>>
+               %shuffle7 = shufflevector <4 x float> %input2, <4 x float> < float 0.000000e+00, float 1.000000e+00, float 0.000000e+00, float 1.000000e+00 >, <4 x i32> < i32 2, i32 2, i32 2, i32 2 >         ; <<4 x float>> [#uses=1]
+
+        %mul1 = mul <4 x float> %shuffle7, zeroinitializer              ; <<4 x
+        %add2 = add <4 x float> %mul1, %input2          ; <<4 x float>>
+        store <4 x float> %add2, <4 x float>* null, align 16
+        ret void
+}