vsub.ll
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; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
define <8 x i8> @vsubi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vsubi8:
;CHECK: vsub.i8
%tmp1 = load <8 x i8>, <8 x i8>* %A
%tmp2 = load <8 x i8>, <8 x i8>* %B
%tmp3 = sub <8 x i8> %tmp1, %tmp2
ret <8 x i8> %tmp3
}
define <4 x i16> @vsubi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vsubi16:
;CHECK: vsub.i16
%tmp1 = load <4 x i16>, <4 x i16>* %A
%tmp2 = load <4 x i16>, <4 x i16>* %B
%tmp3 = sub <4 x i16> %tmp1, %tmp2
ret <4 x i16> %tmp3
}
define <2 x i32> @vsubi32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vsubi32:
;CHECK: vsub.i32
%tmp1 = load <2 x i32>, <2 x i32>* %A
%tmp2 = load <2 x i32>, <2 x i32>* %B
%tmp3 = sub <2 x i32> %tmp1, %tmp2
ret <2 x i32> %tmp3
}
define <1 x i64> @vsubi64(<1 x i64>* %A, <1 x i64>* %B) nounwind {
;CHECK-LABEL: vsubi64:
;CHECK: vsub.i64
%tmp1 = load <1 x i64>, <1 x i64>* %A
%tmp2 = load <1 x i64>, <1 x i64>* %B
%tmp3 = sub <1 x i64> %tmp1, %tmp2
ret <1 x i64> %tmp3
}
define <2 x float> @vsubf32(<2 x float>* %A, <2 x float>* %B) nounwind {
;CHECK-LABEL: vsubf32:
;CHECK: vsub.f32
%tmp1 = load <2 x float>, <2 x float>* %A
%tmp2 = load <2 x float>, <2 x float>* %B
%tmp3 = fsub <2 x float> %tmp1, %tmp2
ret <2 x float> %tmp3
}
define <16 x i8> @vsubQi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
;CHECK-LABEL: vsubQi8:
;CHECK: vsub.i8
%tmp1 = load <16 x i8>, <16 x i8>* %A
%tmp2 = load <16 x i8>, <16 x i8>* %B
%tmp3 = sub <16 x i8> %tmp1, %tmp2
ret <16 x i8> %tmp3
}
define <8 x i16> @vsubQi16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
;CHECK-LABEL: vsubQi16:
;CHECK: vsub.i16
%tmp1 = load <8 x i16>, <8 x i16>* %A
%tmp2 = load <8 x i16>, <8 x i16>* %B
%tmp3 = sub <8 x i16> %tmp1, %tmp2
ret <8 x i16> %tmp3
}
define <4 x i32> @vsubQi32(<4 x i32>* %A, <4 x i32>* %B) nounwind {
;CHECK-LABEL: vsubQi32:
;CHECK: vsub.i32
%tmp1 = load <4 x i32>, <4 x i32>* %A
%tmp2 = load <4 x i32>, <4 x i32>* %B
%tmp3 = sub <4 x i32> %tmp1, %tmp2
ret <4 x i32> %tmp3
}
define <2 x i64> @vsubQi64(<2 x i64>* %A, <2 x i64>* %B) nounwind {
;CHECK-LABEL: vsubQi64:
;CHECK: vsub.i64
%tmp1 = load <2 x i64>, <2 x i64>* %A
%tmp2 = load <2 x i64>, <2 x i64>* %B
%tmp3 = sub <2 x i64> %tmp1, %tmp2
ret <2 x i64> %tmp3
}
define <4 x float> @vsubQf32(<4 x float>* %A, <4 x float>* %B) nounwind {
;CHECK-LABEL: vsubQf32:
;CHECK: vsub.f32
%tmp1 = load <4 x float>, <4 x float>* %A
%tmp2 = load <4 x float>, <4 x float>* %B
%tmp3 = fsub <4 x float> %tmp1, %tmp2
ret <4 x float> %tmp3
}
define <8 x i8> @vsubhni16_natural(<8 x i16> %A, <8 x i16> %B) nounwind {
; CHECK-LABEL: vsubhni16_natural:
; CHECK: vsubhn.i16
%sum = sub <8 x i16> %A, %B
%shift = lshr <8 x i16> %sum, <i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8>
%trunc = trunc <8 x i16> %shift to <8 x i8>
ret <8 x i8> %trunc
}
define <4 x i16> @vsubhni32_natural(<4 x i32> %A, <4 x i32> %B) nounwind {
; CHECK-LABEL: vsubhni32_natural:
; CHECK: vsubhn.i32
%sum = sub <4 x i32> %A, %B
%shift = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16>
%trunc = trunc <4 x i32> %shift to <4 x i16>
ret <4 x i16> %trunc
}
define <2 x i32> @vsubhni64_natural(<2 x i64> %A, <2 x i64> %B) nounwind {
; CHECK-LABEL: vsubhni64_natural:
; CHECK: vsubhn.i64
%sum = sub <2 x i64> %A, %B
%shift = lshr <2 x i64> %sum, <i64 32, i64 32>
%trunc = trunc <2 x i64> %shift to <2 x i32>
ret <2 x i32> %trunc
}
define <8 x i8> @vrsubhni16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
;CHECK-LABEL: vrsubhni16:
;CHECK: vrsubhn.i16
%tmp1 = load <8 x i16>, <8 x i16>* %A
%tmp2 = load <8 x i16>, <8 x i16>* %B
%tmp3 = call <8 x i8> @llvm.arm.neon.vrsubhn.v8i8(<8 x i16> %tmp1, <8 x i16> %tmp2)
ret <8 x i8> %tmp3
}
define <4 x i16> @vrsubhni32(<4 x i32>* %A, <4 x i32>* %B) nounwind {
;CHECK-LABEL: vrsubhni32:
;CHECK: vrsubhn.i32
%tmp1 = load <4 x i32>, <4 x i32>* %A
%tmp2 = load <4 x i32>, <4 x i32>* %B
%tmp3 = call <4 x i16> @llvm.arm.neon.vrsubhn.v4i16(<4 x i32> %tmp1, <4 x i32> %tmp2)
ret <4 x i16> %tmp3
}
define <2 x i32> @vrsubhni64(<2 x i64>* %A, <2 x i64>* %B) nounwind {
;CHECK-LABEL: vrsubhni64:
;CHECK: vrsubhn.i64
%tmp1 = load <2 x i64>, <2 x i64>* %A
%tmp2 = load <2 x i64>, <2 x i64>* %B
%tmp3 = call <2 x i32> @llvm.arm.neon.vrsubhn.v2i32(<2 x i64> %tmp1, <2 x i64> %tmp2)
ret <2 x i32> %tmp3
}
declare <8 x i8> @llvm.arm.neon.vrsubhn.v8i8(<8 x i16>, <8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm.neon.vrsubhn.v4i16(<4 x i32>, <4 x i32>) nounwind readnone
declare <2 x i32> @llvm.arm.neon.vrsubhn.v2i32(<2 x i64>, <2 x i64>) nounwind readnone
define <8 x i16> @vsubls8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vsubls8:
;CHECK: vsubl.s8
%tmp1 = load <8 x i8>, <8 x i8>* %A
%tmp2 = load <8 x i8>, <8 x i8>* %B
%tmp3 = sext <8 x i8> %tmp1 to <8 x i16>
%tmp4 = sext <8 x i8> %tmp2 to <8 x i16>
%tmp5 = sub <8 x i16> %tmp3, %tmp4
ret <8 x i16> %tmp5
}
define <4 x i32> @vsubls16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vsubls16:
;CHECK: vsubl.s16
%tmp1 = load <4 x i16>, <4 x i16>* %A
%tmp2 = load <4 x i16>, <4 x i16>* %B
%tmp3 = sext <4 x i16> %tmp1 to <4 x i32>
%tmp4 = sext <4 x i16> %tmp2 to <4 x i32>
%tmp5 = sub <4 x i32> %tmp3, %tmp4
ret <4 x i32> %tmp5
}
define <2 x i64> @vsubls32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vsubls32:
;CHECK: vsubl.s32
%tmp1 = load <2 x i32>, <2 x i32>* %A
%tmp2 = load <2 x i32>, <2 x i32>* %B
%tmp3 = sext <2 x i32> %tmp1 to <2 x i64>
%tmp4 = sext <2 x i32> %tmp2 to <2 x i64>
%tmp5 = sub <2 x i64> %tmp3, %tmp4
ret <2 x i64> %tmp5
}
define <8 x i16> @vsublu8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vsublu8:
;CHECK: vsubl.u8
%tmp1 = load <8 x i8>, <8 x i8>* %A
%tmp2 = load <8 x i8>, <8 x i8>* %B
%tmp3 = zext <8 x i8> %tmp1 to <8 x i16>
%tmp4 = zext <8 x i8> %tmp2 to <8 x i16>
%tmp5 = sub <8 x i16> %tmp3, %tmp4
ret <8 x i16> %tmp5
}
define <4 x i32> @vsublu16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vsublu16:
;CHECK: vsubl.u16
%tmp1 = load <4 x i16>, <4 x i16>* %A
%tmp2 = load <4 x i16>, <4 x i16>* %B
%tmp3 = zext <4 x i16> %tmp1 to <4 x i32>
%tmp4 = zext <4 x i16> %tmp2 to <4 x i32>
%tmp5 = sub <4 x i32> %tmp3, %tmp4
ret <4 x i32> %tmp5
}
define <2 x i64> @vsublu32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vsublu32:
;CHECK: vsubl.u32
%tmp1 = load <2 x i32>, <2 x i32>* %A
%tmp2 = load <2 x i32>, <2 x i32>* %B
%tmp3 = zext <2 x i32> %tmp1 to <2 x i64>
%tmp4 = zext <2 x i32> %tmp2 to <2 x i64>
%tmp5 = sub <2 x i64> %tmp3, %tmp4
ret <2 x i64> %tmp5
}
define <8 x i16> @vsubws8(<8 x i16>* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vsubws8:
;CHECK: vsubw.s8
%tmp1 = load <8 x i16>, <8 x i16>* %A
%tmp2 = load <8 x i8>, <8 x i8>* %B
%tmp3 = sext <8 x i8> %tmp2 to <8 x i16>
%tmp4 = sub <8 x i16> %tmp1, %tmp3
ret <8 x i16> %tmp4
}
define <4 x i32> @vsubws16(<4 x i32>* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vsubws16:
;CHECK: vsubw.s16
%tmp1 = load <4 x i32>, <4 x i32>* %A
%tmp2 = load <4 x i16>, <4 x i16>* %B
%tmp3 = sext <4 x i16> %tmp2 to <4 x i32>
%tmp4 = sub <4 x i32> %tmp1, %tmp3
ret <4 x i32> %tmp4
}
define <2 x i64> @vsubws32(<2 x i64>* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vsubws32:
;CHECK: vsubw.s32
%tmp1 = load <2 x i64>, <2 x i64>* %A
%tmp2 = load <2 x i32>, <2 x i32>* %B
%tmp3 = sext <2 x i32> %tmp2 to <2 x i64>
%tmp4 = sub <2 x i64> %tmp1, %tmp3
ret <2 x i64> %tmp4
}
define <8 x i16> @vsubwu8(<8 x i16>* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vsubwu8:
;CHECK: vsubw.u8
%tmp1 = load <8 x i16>, <8 x i16>* %A
%tmp2 = load <8 x i8>, <8 x i8>* %B
%tmp3 = zext <8 x i8> %tmp2 to <8 x i16>
%tmp4 = sub <8 x i16> %tmp1, %tmp3
ret <8 x i16> %tmp4
}
define <4 x i32> @vsubwu16(<4 x i32>* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vsubwu16:
;CHECK: vsubw.u16
%tmp1 = load <4 x i32>, <4 x i32>* %A
%tmp2 = load <4 x i16>, <4 x i16>* %B
%tmp3 = zext <4 x i16> %tmp2 to <4 x i32>
%tmp4 = sub <4 x i32> %tmp1, %tmp3
ret <4 x i32> %tmp4
}
define <2 x i64> @vsubwu32(<2 x i64>* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vsubwu32:
;CHECK: vsubw.u32
%tmp1 = load <2 x i64>, <2 x i64>* %A
%tmp2 = load <2 x i32>, <2 x i32>* %B
%tmp3 = zext <2 x i32> %tmp2 to <2 x i64>
%tmp4 = sub <2 x i64> %tmp1, %tmp3
ret <2 x i64> %tmp4
}