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21 lines
854 B
LLVM
21 lines
854 B
LLVM
; RUN: llvm-as < %s | llc -march=x86-64 -mattr=+mmx | grep {movd %rsi, %mm0}
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; RUN: llvm-as < %s | llc -march=x86-64 -mattr=+mmx | grep {movd %rdi, %mm1}
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; RUN: llvm-as < %s | llc -march=x86-64 -mattr=+mmx | grep {paddusw %mm0, %mm1}
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@R = external global <1 x i64> ; <<1 x i64>*> [#uses=1]
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define void @foo(<1 x i64> %A, <1 x i64> %B) {
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entry:
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%tmp4 = bitcast <1 x i64> %B to <4 x i16> ; <<4 x i16>> [#uses=1]
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%tmp6 = bitcast <1 x i64> %A to <4 x i16> ; <<4 x i16>> [#uses=1]
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%tmp7 = tail call <4 x i16> @llvm.x86.mmx.paddus.w( <4 x i16> %tmp6, <4 x i16> %tmp4 ) ; <<4 x i16>> [#uses=1]
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%tmp8 = bitcast <4 x i16> %tmp7 to <1 x i64> ; <<1 x i64>> [#uses=1]
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store <1 x i64> %tmp8, <1 x i64>* @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 <4 x i16> @llvm.x86.mmx.paddus.w(<4 x i16>, <4 x i16>)
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declare void @llvm.x86.mmx.emms()
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