llvm-project/llvm/test/CodeGen/ARM/vmovn.ll

27 lines
899 B
LLVM

; RUN: llc < %s -march=arm -mattr=+neon > %t
; RUN: grep {vmovn\\.i16} %t | count 1
; RUN: grep {vmovn\\.i32} %t | count 1
; RUN: grep {vmovn\\.i64} %t | count 1
define <8 x i8> @vmovni16(<8 x i16>* %A) nounwind {
%tmp1 = load <8 x i16>* %A
%tmp2 = call <8 x i8> @llvm.arm.neon.vmovn.v8i8(<8 x i16> %tmp1)
ret <8 x i8> %tmp2
}
define <4 x i16> @vmovni32(<4 x i32>* %A) nounwind {
%tmp1 = load <4 x i32>* %A
%tmp2 = call <4 x i16> @llvm.arm.neon.vmovn.v4i16(<4 x i32> %tmp1)
ret <4 x i16> %tmp2
}
define <2 x i32> @vmovni64(<2 x i64>* %A) nounwind {
%tmp1 = load <2 x i64>* %A
%tmp2 = call <2 x i32> @llvm.arm.neon.vmovn.v2i32(<2 x i64> %tmp1)
ret <2 x i32> %tmp2
}
declare <8 x i8> @llvm.arm.neon.vmovn.v8i8(<8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm.neon.vmovn.v4i16(<4 x i32>) nounwind readnone
declare <2 x i32> @llvm.arm.neon.vmovn.v2i32(<2 x i64>) nounwind readnone