forked from OSchip/llvm-project
16 lines
758 B
LLVM
16 lines
758 B
LLVM
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; RUN: opt < %s -instcombine | llvm-dis
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; PR4495
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define i32 @test(i64 %test) {
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entry:
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%0 = bitcast <4 x i32> undef to <16 x i8> ; <<16 x i8>> [#uses=1]
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%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]
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%t11 = bitcast <16 x i8> %t12 to <2 x i64> ; <<2 x i64>> [#uses=1]
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%t9 = extractelement <2 x i64> %t11, i32 0 ; <i64> [#uses=1]
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%t10 = bitcast i64 %t9 to <2 x i32> ; <<2 x i32>> [#uses=1]
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%t7 = bitcast i64 %test to <2 x i32> ; <<2 x i32>> [#uses=1]
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%t6 = xor <2 x i32> %t10, %t7 ; <<2 x i32>> [#uses=1]
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%t1 = extractelement <2 x i32> %t6, i32 0 ; <i32> [#uses=1]
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ret i32 %t1
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}
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