llvm/test/CodeGen/X86/2007-07-03-GR64ToVR64.ll
2009-09-08 23:54:48 +00:00

21 lines
878 B
LLVM

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx | grep {movd %rsi, %mm0}
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx | grep {movd %rdi, %mm1}
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx | grep {paddusw %mm0, %mm1}
@R = external global <1 x i64> ; <<1 x i64>*> [#uses=1]
define void @foo(<1 x i64> %A, <1 x i64> %B) nounwind {
entry:
%tmp4 = bitcast <1 x i64> %B to <4 x i16> ; <<4 x i16>> [#uses=1]
%tmp6 = bitcast <1 x i64> %A to <4 x i16> ; <<4 x i16>> [#uses=1]
%tmp7 = tail call <4 x i16> @llvm.x86.mmx.paddus.w( <4 x i16> %tmp6, <4 x i16> %tmp4 ) ; <<4 x i16>> [#uses=1]
%tmp8 = bitcast <4 x i16> %tmp7 to <1 x i64> ; <<1 x i64>> [#uses=1]
store <1 x i64> %tmp8, <1 x i64>* @R
tail call void @llvm.x86.mmx.emms( )
ret void
}
declare <4 x i16> @llvm.x86.mmx.paddus.w(<4 x i16>, <4 x i16>)
declare void @llvm.x86.mmx.emms()