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-rw-r--r--test/CodeGen/X86/2008-06-18-BadShuffle.ll10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2008-06-18-BadShuffle.ll b/test/CodeGen/X86/2008-06-18-BadShuffle.ll
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index 0000000..ba0a1f9
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+++ b/test/CodeGen/X86/2008-06-18-BadShuffle.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=i386 -mattr=+sse2 | grep pinsrw
+
+; Test to make sure we actually insert the bottom element of the vector
+define <8 x i16> @a(<8 x i16> %a) nounwind {
+entry:
+ shufflevector <8 x i16> %a, <8 x i16> zeroinitializer, <8 x i32> < i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8 >
+ %add = add <8 x i16> %0, %a
+ ret <8 x i16> %add
+}
+