13 lines
512 B
LLVM
13 lines
512 B
LLVM
; RUN: llc < %s -march=x86 -mcpu=core2 -o %t
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; RUN: grep pshufb %t | count 1
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; FIXME: this test has a superfluous punpcklqdq pre-pshufb currently.
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; Don't XFAIL it because it's still better than the previous code.
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; Pack various elements via shuffles.
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define <8 x i16> @shuf1(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone {
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entry:
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%tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef >
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ret <8 x i16> %tmp7
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}
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