33 lines
988 B
LLVM
33 lines
988 B
LLVM
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; RUN: llc -verify-machineinstrs -ppc-disable-perfect-shuffle=false < %s | FileCheck %s
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; TODO: Fix this case when disabling perfect shuffle
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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; Function Attrs: nounwind
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define <2 x i32> @test1(<4 x i32> %wide.vec) #0 {
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entry:
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%strided.vec = shufflevector <4 x i32> %wide.vec, <4 x i32> undef, <2 x i32> <i32 0, i32 2>
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ret <2 x i32> %strided.vec
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; CHECK-LABEL: @test1
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; CHECK: xxswapd 0, 34
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; CHECK: xxmrghw 34, 34, 0
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; CHECK: blr
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}
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; Function Attrs: nounwind
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define <16 x i8> @test2(<16 x i8> %wide.vec) #0 {
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entry:
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%strided.vec = shufflevector <16 x i8> %wide.vec, <16 x i8> undef, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef, i32 8, i32 9, i32 10, i32 11>
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ret <16 x i8> %strided.vec
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; CHECK-LABEL: @test2
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; CHECK: xxsldwi 34, 34, 34, 3
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; CHECK: blr
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}
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attributes #0 = { nounwind "target-cpu"="pwr7" }
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