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21 lines
714 B
LLVM
21 lines
714 B
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx | FileCheck %s
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; CHECK: movd %rsi, [[MM0:%mm[0-9]+]]
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; CHECK: movd %rdi, [[MM1:%mm[0-9]+]]
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; CHECK: paddusw [[MM0]], [[MM1]]
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@R = external global x86_mmx ; <x86_mmx*> [#uses=1]
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define void @foo(<1 x i64> %A, <1 x i64> %B) nounwind {
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entry:
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%tmp4 = bitcast <1 x i64> %B to x86_mmx ; <<4 x i16>> [#uses=1]
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%tmp6 = bitcast <1 x i64> %A to x86_mmx ; <<4 x i16>> [#uses=1]
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%tmp7 = tail call x86_mmx @llvm.x86.mmx.paddus.w( x86_mmx %tmp6, x86_mmx %tmp4 ) ; <x86_mmx> [#uses=1]
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store x86_mmx %tmp7, x86_mmx* @R
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tail call void @llvm.x86.mmx.emms( )
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ret void
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}
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declare x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx, x86_mmx)
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declare void @llvm.x86.mmx.emms()
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