llvm-6502/test/CodeGen/ARM64/vmovn.ll
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

243 lines
8.0 KiB
LLVM

; RUN: llc < %s -march=arm64 -arm64-neon-syntax=apple | FileCheck %s
define <8 x i8> @xtn8b(<8 x i16> %A) nounwind {
;CHECK-LABEL: xtn8b:
;CHECK-NOT: ld1
;CHECK: xtn.8b v0, v0
;CHECK-NEXT: ret
%tmp3 = trunc <8 x i16> %A to <8 x i8>
ret <8 x i8> %tmp3
}
define <4 x i16> @xtn4h(<4 x i32> %A) nounwind {
;CHECK-LABEL: xtn4h:
;CHECK-NOT: ld1
;CHECK: xtn.4h v0, v0
;CHECK-NEXT: ret
%tmp3 = trunc <4 x i32> %A to <4 x i16>
ret <4 x i16> %tmp3
}
define <2 x i32> @xtn2s(<2 x i64> %A) nounwind {
;CHECK-LABEL: xtn2s:
;CHECK-NOT: ld1
;CHECK: xtn.2s v0, v0
;CHECK-NEXT: ret
%tmp3 = trunc <2 x i64> %A to <2 x i32>
ret <2 x i32> %tmp3
}
define <16 x i8> @xtn2_16b(<8 x i8> %ret, <8 x i16> %A) nounwind {
;CHECK-LABEL: xtn2_16b:
;CHECK-NOT: ld1
;CHECK: xtn2.16b v0, v1
;CHECK-NEXT: ret
%tmp3 = trunc <8 x i16> %A to <8 x i8>
%res = shufflevector <8 x i8> %ret, <8 x i8> %tmp3, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %res
}
define <8 x i16> @xtn2_8h(<4 x i16> %ret, <4 x i32> %A) nounwind {
;CHECK-LABEL: xtn2_8h:
;CHECK-NOT: ld1
;CHECK: xtn2.8h v0, v1
;CHECK-NEXT: ret
%tmp3 = trunc <4 x i32> %A to <4 x i16>
%res = shufflevector <4 x i16> %ret, <4 x i16> %tmp3, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <8 x i16> %res
}
define <4 x i32> @xtn2_4s(<2 x i32> %ret, <2 x i64> %A) nounwind {
;CHECK-LABEL: xtn2_4s:
;CHECK-NOT: ld1
;CHECK: xtn2.4s v0, v1
;CHECK-NEXT: ret
%tmp3 = trunc <2 x i64> %A to <2 x i32>
%res = shufflevector <2 x i32> %ret, <2 x i32> %tmp3, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
ret <4 x i32> %res
}
define <8 x i8> @sqxtn8b(<8 x i16> %A) nounwind {
;CHECK-LABEL: sqxtn8b:
;CHECK-NOT: ld1
;CHECK: sqxtn.8b v0, v0
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.sqxtn.v8i8(<8 x i16> %A)
ret <8 x i8> %tmp3
}
define <4 x i16> @sqxtn4h(<4 x i32> %A) nounwind {
;CHECK-LABEL: sqxtn4h:
;CHECK-NOT: ld1
;CHECK: sqxtn.4h v0, v0
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.sqxtn.v4i16(<4 x i32> %A)
ret <4 x i16> %tmp3
}
define <2 x i32> @sqxtn2s(<2 x i64> %A) nounwind {
;CHECK-LABEL: sqxtn2s:
;CHECK-NOT: ld1
;CHECK: sqxtn.2s v0, v0
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.sqxtn.v2i32(<2 x i64> %A)
ret <2 x i32> %tmp3
}
define <16 x i8> @sqxtn2_16b(<8 x i8> %ret, <8 x i16> %A) nounwind {
;CHECK-LABEL: sqxtn2_16b:
;CHECK-NOT: ld1
;CHECK: sqxtn2.16b v0, v1
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.sqxtn.v8i8(<8 x i16> %A)
%res = shufflevector <8 x i8> %ret, <8 x i8> %tmp3, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %res
}
define <8 x i16> @sqxtn2_8h(<4 x i16> %ret, <4 x i32> %A) nounwind {
;CHECK-LABEL: sqxtn2_8h:
;CHECK-NOT: ld1
;CHECK: sqxtn2.8h v0, v1
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.sqxtn.v4i16(<4 x i32> %A)
%res = shufflevector <4 x i16> %ret, <4 x i16> %tmp3, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <8 x i16> %res
}
define <4 x i32> @sqxtn2_4s(<2 x i32> %ret, <2 x i64> %A) nounwind {
;CHECK-LABEL: sqxtn2_4s:
;CHECK-NOT: ld1
;CHECK: sqxtn2.4s v0, v1
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.sqxtn.v2i32(<2 x i64> %A)
%res = shufflevector <2 x i32> %ret, <2 x i32> %tmp3, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
ret <4 x i32> %res
}
declare <8 x i8> @llvm.arm64.neon.sqxtn.v8i8(<8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm64.neon.sqxtn.v4i16(<4 x i32>) nounwind readnone
declare <2 x i32> @llvm.arm64.neon.sqxtn.v2i32(<2 x i64>) nounwind readnone
define <8 x i8> @uqxtn8b(<8 x i16> %A) nounwind {
;CHECK-LABEL: uqxtn8b:
;CHECK-NOT: ld1
;CHECK: uqxtn.8b v0, v0
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.uqxtn.v8i8(<8 x i16> %A)
ret <8 x i8> %tmp3
}
define <4 x i16> @uqxtn4h(<4 x i32> %A) nounwind {
;CHECK-LABEL: uqxtn4h:
;CHECK-NOT: ld1
;CHECK: uqxtn.4h v0, v0
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.uqxtn.v4i16(<4 x i32> %A)
ret <4 x i16> %tmp3
}
define <2 x i32> @uqxtn2s(<2 x i64> %A) nounwind {
;CHECK-LABEL: uqxtn2s:
;CHECK-NOT: ld1
;CHECK: uqxtn.2s v0, v0
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.uqxtn.v2i32(<2 x i64> %A)
ret <2 x i32> %tmp3
}
define <16 x i8> @uqxtn2_16b(<8 x i8> %ret, <8 x i16> %A) nounwind {
;CHECK-LABEL: uqxtn2_16b:
;CHECK-NOT: ld1
;CHECK: uqxtn2.16b v0, v1
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.uqxtn.v8i8(<8 x i16> %A)
%res = shufflevector <8 x i8> %ret, <8 x i8> %tmp3, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %res
}
define <8 x i16> @uqxtn2_8h(<4 x i16> %ret, <4 x i32> %A) nounwind {
;CHECK-LABEL: uqxtn2_8h:
;CHECK-NOT: ld1
;CHECK: uqxtn2.8h v0, v1
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.uqxtn.v4i16(<4 x i32> %A)
%res = shufflevector <4 x i16> %ret, <4 x i16> %tmp3, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <8 x i16> %res
}
define <4 x i32> @uqxtn2_4s(<2 x i32> %ret, <2 x i64> %A) nounwind {
;CHECK-LABEL: uqxtn2_4s:
;CHECK-NOT: ld1
;CHECK: uqxtn2.4s v0, v1
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.uqxtn.v2i32(<2 x i64> %A)
%res = shufflevector <2 x i32> %ret, <2 x i32> %tmp3, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
ret <4 x i32> %res
}
declare <8 x i8> @llvm.arm64.neon.uqxtn.v8i8(<8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm64.neon.uqxtn.v4i16(<4 x i32>) nounwind readnone
declare <2 x i32> @llvm.arm64.neon.uqxtn.v2i32(<2 x i64>) nounwind readnone
define <8 x i8> @sqxtun8b(<8 x i16> %A) nounwind {
;CHECK-LABEL: sqxtun8b:
;CHECK-NOT: ld1
;CHECK: sqxtun.8b v0, v0
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.sqxtun.v8i8(<8 x i16> %A)
ret <8 x i8> %tmp3
}
define <4 x i16> @sqxtun4h(<4 x i32> %A) nounwind {
;CHECK-LABEL: sqxtun4h:
;CHECK-NOT: ld1
;CHECK: sqxtun.4h v0, v0
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.sqxtun.v4i16(<4 x i32> %A)
ret <4 x i16> %tmp3
}
define <2 x i32> @sqxtun2s(<2 x i64> %A) nounwind {
;CHECK-LABEL: sqxtun2s:
;CHECK-NOT: ld1
;CHECK: sqxtun.2s v0, v0
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.sqxtun.v2i32(<2 x i64> %A)
ret <2 x i32> %tmp3
}
define <16 x i8> @sqxtun2_16b(<8 x i8> %ret, <8 x i16> %A) nounwind {
;CHECK-LABEL: sqxtun2_16b:
;CHECK-NOT: ld1
;CHECK: sqxtun2.16b v0, v1
;CHECK-NEXT: ret
%tmp3 = call <8 x i8> @llvm.arm64.neon.sqxtun.v8i8(<8 x i16> %A)
%res = shufflevector <8 x i8> %ret, <8 x i8> %tmp3, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %res
}
define <8 x i16> @sqxtun2_8h(<4 x i16> %ret, <4 x i32> %A) nounwind {
;CHECK-LABEL: sqxtun2_8h:
;CHECK-NOT: ld1
;CHECK: sqxtun2.8h v0, v1
;CHECK-NEXT: ret
%tmp3 = call <4 x i16> @llvm.arm64.neon.sqxtun.v4i16(<4 x i32> %A)
%res = shufflevector <4 x i16> %ret, <4 x i16> %tmp3, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
ret <8 x i16> %res
}
define <4 x i32> @sqxtun2_4s(<2 x i32> %ret, <2 x i64> %A) nounwind {
;CHECK-LABEL: sqxtun2_4s:
;CHECK-NOT: ld1
;CHECK: sqxtun2.4s v0, v1
;CHECK-NEXT: ret
%tmp3 = call <2 x i32> @llvm.arm64.neon.sqxtun.v2i32(<2 x i64> %A)
%res = shufflevector <2 x i32> %ret, <2 x i32> %tmp3, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
ret <4 x i32> %res
}
declare <8 x i8> @llvm.arm64.neon.sqxtun.v8i8(<8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm64.neon.sqxtun.v4i16(<4 x i32>) nounwind readnone
declare <2 x i32> @llvm.arm64.neon.sqxtun.v2i32(<2 x i64>) nounwind readnone