diff options
Diffstat (limited to 'test/Transforms/InstCombine/2009-07-02-MaskedIntVector.ll')
| -rw-r--r-- | test/Transforms/InstCombine/2009-07-02-MaskedIntVector.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2009-07-02-MaskedIntVector.ll b/test/Transforms/InstCombine/2009-07-02-MaskedIntVector.ll new file mode 100644 index 0000000000000..7505de17a7afc --- /dev/null +++ b/test/Transforms/InstCombine/2009-07-02-MaskedIntVector.ll @@ -0,0 +1,15 @@ +; RUN: llvm-as < %s | opt -instcombine | llvm-dis +; PR4495 + +define i32 @test(i64 %test) { +entry: + %0 = bitcast <4 x i32> undef to <16 x i8> ; <<16 x i8>> [#uses=1] + %t12 = shufflevector <16 x i8> %0, <16 x i8> zeroinitializer, <16 x i32> <i32 0, i32 16, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0> ; <<16 x i8>> [#uses=1] + %t11 = bitcast <16 x i8> %t12 to <2 x i64> ; <<2 x i64>> [#uses=1] + %t9 = extractelement <2 x i64> %t11, i32 0 ; <i64> [#uses=1] + %t10 = bitcast i64 %t9 to <2 x i32> ; <<2 x i32>> [#uses=1] + %t7 = bitcast i64 %test to <2 x i32> ; <<2 x i32>> [#uses=1] + %t6 = xor <2 x i32> %t10, %t7 ; <<2 x i32>> [#uses=1] + %t1 = extractelement <2 x i32> %t6, i32 0 ; <i32> [#uses=1] + ret i32 %t1 +} |