Fix PR13859

[oota-llvm.git] / test / CodeGen / X86 / pr13859.ll

diff --git a/test/CodeGen/X86/pr13859.ll b/test/CodeGen/X86/pr13859.ll
new file mode 100644 (file)
index 0000000..719721d
--- /dev/null
+++ b/test/CodeGen/X86/pr13859.ll
@@ -0,0 +1,28 @@
+; RUN: llc < %s
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
+target triple = "i386-apple-macosx10.7.0"
+
+define void @_Z17FilterYUVRows_MMXi(i32 %af) nounwind ssp {
+entry:
+  %aMyAlloca = alloca i32, align 32
+  %dest = alloca <1 x i64>, align 32
+
+  %a32 = load i32* %aMyAlloca, align 4
+  %aconv = trunc i32 %a32 to i16
+  %a36 = insertelement <4 x i16> undef, i16 %aconv, i32 0
+  %a37 = insertelement <4 x i16> %a36, i16 %aconv, i32 1
+  %a38 = insertelement <4 x i16> %a37, i16 %aconv, i32 2
+  %a39 = insertelement <4 x i16> %a38, i16 %aconv, i32 3
+  %a40 = bitcast <4 x i16> %a39 to x86_mmx
+  %a41 = bitcast x86_mmx %a40 to <1 x i64>
+
+  %a47 = trunc i32 %a32 to i1
+  br i1 %a47, label %a48, label %a49
+
+a48:
+  unreachable
+
+a49:
+  store <1 x i64> %a41, <1 x i64>* %dest, align 8 ; !!!
+  ret void
+}