YouCompleteMe/cpp/llvm/test/CodeGen/X86/vec_shift.ll
2012-07-05 17:51:06 -07:00

35 lines
1.5 KiB
LLVM

; RUN: llc < %s -march=x86 -mattr=+sse2 | grep psllw
; RUN: llc < %s -march=x86 -mattr=+sse2 | grep psrlq
; RUN: llc < %s -march=x86 -mattr=+sse2 | grep psraw
define <2 x i64> @t1(<2 x i64> %b1, <2 x i64> %c) nounwind {
entry:
%tmp6 = bitcast <2 x i64> %c to <8 x i16> ; <<8 x i16>> [#uses=1]
%tmp8 = bitcast <2 x i64> %b1 to <8 x i16> ; <<8 x i16>> [#uses=1]
%tmp9 = tail call <8 x i16> @llvm.x86.sse2.psll.w( <8 x i16> %tmp8, <8 x i16> %tmp6 ) nounwind readnone ; <<8 x i16>> [#uses=1]
%tmp10 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1]
ret <2 x i64> %tmp10
}
define <2 x i64> @t3(<2 x i64> %b1, i32 %c) nounwind {
entry:
%tmp2 = bitcast <2 x i64> %b1 to <8 x i16> ; <<8 x i16>> [#uses=1]
%tmp4 = insertelement <4 x i32> undef, i32 %c, i32 0 ; <<4 x i32>> [#uses=1]
%tmp8 = bitcast <4 x i32> %tmp4 to <8 x i16> ; <<8 x i16>> [#uses=1]
%tmp9 = tail call <8 x i16> @llvm.x86.sse2.psra.w( <8 x i16> %tmp2, <8 x i16> %tmp8 ) ; <<8 x i16>> [#uses=1]
%tmp11 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1]
ret <2 x i64> %tmp11
}
declare <8 x i16> @llvm.x86.sse2.psra.w(<8 x i16>, <8 x i16>) nounwind readnone
define <2 x i64> @t2(<2 x i64> %b1, <2 x i64> %c) nounwind {
entry:
%tmp9 = tail call <2 x i64> @llvm.x86.sse2.psrl.q( <2 x i64> %b1, <2 x i64> %c ) nounwind readnone ; <<2 x i64>> [#uses=1]
ret <2 x i64> %tmp9
}
declare <2 x i64> @llvm.x86.sse2.psrl.q(<2 x i64>, <2 x i64>) nounwind readnone
declare <8 x i16> @llvm.x86.sse2.psll.w(<8 x i16>, <8 x i16>) nounwind readnone