forked from OSchip/llvm-project
15 lines
417 B
LLVM
15 lines
417 B
LLVM
; RUN: opt -codegenprepare -S %s | FileCheck %s
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK-LABEL: shuffle_one_source
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define <2 x i8> @shuffle_one_source(i32 %x) {
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%Shuf = shufflevector <2 x i8> zeroinitializer, <2 x i8> zeroinitializer, <2 x i32> undef
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%Cmp = icmp slt i32 480483, %x
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%B = mul <2 x i8> %Shuf, %Shuf
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%S = select i1 %Cmp, <2 x i8> %B, <2 x i8> zeroinitializer
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ret <2 x i8> %Shuf
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}
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