2 files changed, 102 insertions, 1 deletions

diff --git a/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs b/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs
index 1e4002a0..a291a7e5 100644
--- a/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs
+++ b/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs
@@ -1032,6 +1032,11 @@ namespace ChocolArm64.Instruction
             EmitAddLongPairwise(Context, Signed: true, Accumulate: true);
         }
 
+        public static void Saddl_V(AILEmitterCtx Context)
+        {
+            EmitVectorWidenRnRmBinaryOpSx(Context, () => Context.Emit(OpCodes.Add));
+        }
+
         public static void Saddlp_V(AILEmitterCtx Context)
         {
             EmitAddLongPairwise(Context, Signed: true, Accumulate: false);
@@ -1217,6 +1222,11 @@ namespace ChocolArm64.Instruction
             });
         }
 
+        public static void Ssubl_V(AILEmitterCtx Context)
+        {
+            EmitVectorWidenRnRmBinaryOpSx(Context, () => Context.Emit(OpCodes.Sub));
+        }
+
         public static void Ssubw_V(AILEmitterCtx Context)
         {
             EmitVectorWidenRmBinaryOpSx(Context, () => Context.Emit(OpCodes.Sub));
@@ -1391,6 +1401,24 @@ namespace ChocolArm64.Instruction
             EmitVectorPairwiseOpZx(Context, () => Context.EmitCall(MthdInfo));
         }
 
+        public static void Umlal_V(AILEmitterCtx Context)
+        {
+            EmitVectorWidenRnRmTernaryOpZx(Context, () =>
+            {
+                Context.Emit(OpCodes.Mul);
+                Context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Umlsl_V(AILEmitterCtx Context)
+        {
+            EmitVectorWidenRnRmTernaryOpZx(Context, () =>
+            {
+                Context.Emit(OpCodes.Mul);
+                Context.Emit(OpCodes.Sub);
+            });
+        }
+
         public static void Umull_V(AILEmitterCtx Context)
         {
             EmitVectorWidenRnRmBinaryOpZx(Context, () => Context.Emit(OpCodes.Mul));
@@ -1450,6 +1478,11 @@ namespace ChocolArm64.Instruction
             EmitVectorSaturatingBinaryOpZx(Context, SaturatingFlags.Accumulate);
         }
 
+        public static void Usubl_V(AILEmitterCtx Context)
+        {
+            EmitVectorWidenRnRmBinaryOpZx(Context, () => Context.Emit(OpCodes.Sub));
+        }
+
         public static void Usubw_V(AILEmitterCtx Context)
         {
             EmitVectorWidenRmBinaryOpZx(Context, () => Context.Emit(OpCodes.Sub));
diff --git a/ChocolArm64/Instruction/AInstEmitSimdCvt.cs b/ChocolArm64/Instruction/AInstEmitSimdCvt.cs
index 7b355494..231de0af 100644
--- a/ChocolArm64/Instruction/AInstEmitSimdCvt.cs
+++ b/ChocolArm64/Instruction/AInstEmitSimdCvt.cs
@@ -106,6 +106,26 @@ namespace ChocolArm64.Instruction
             }
         }
 
+        public static void Fcvtns_S(AILEmitterCtx Context)
+        {
+            EmitFcvtn(Context, Signed: true, Scalar: true);
+        }
+
+        public static void Fcvtns_V(AILEmitterCtx Context)
+        {
+            EmitFcvtn(Context, Signed: true, Scalar: false);
+        }
+
+        public static void Fcvtnu_S(AILEmitterCtx Context)
+        {
+            EmitFcvtn(Context, Signed: false, Scalar: true);
+        }
+
+        public static void Fcvtnu_V(AILEmitterCtx Context)
+        {
+            EmitFcvtn(Context, Signed: false, Scalar: false);
+        }
+
         public static void Fcvtps_Gp(AILEmitterCtx Context)
         {
             EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Ceiling)));
@@ -250,6 +270,54 @@ namespace ChocolArm64.Instruction
             }
         }
 
+        private static void EmitFcvtn(AILEmitterCtx Context, bool Signed, bool Scalar)
+        {
+            AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
+
+            int SizeF = Op.Size & 1;
+            int SizeI = SizeF + 2;
+
+            int Bytes = Op.GetBitsCount() >> 3;
+            int Elems = !Scalar ? Bytes >> SizeI : 1;
+
+            if (Scalar && (SizeF == 0))
+            {
+                EmitVectorZeroLowerTmp(Context);
+            }
+
+            for (int Index = 0; Index < Elems; Index++)
+            {
+                EmitVectorExtractF(Context, Op.Rn, Index, SizeF);
+
+                EmitRoundMathCall(Context, MidpointRounding.ToEven);
+
+                if (SizeF == 0)
+                {
+                    AVectorHelper.EmitCall(Context, Signed
+                        ? nameof(AVectorHelper.SatF32ToS32)
+                        : nameof(AVectorHelper.SatF32ToU32));
+
+                    Context.Emit(OpCodes.Conv_U8);
+                }
+                else /* if (SizeF == 1) */
+                {
+                    AVectorHelper.EmitCall(Context, Signed
+                        ? nameof(AVectorHelper.SatF64ToS64)
+                        : nameof(AVectorHelper.SatF64ToU64));
+                }
+
+                EmitVectorInsertTmp(Context, Index, SizeI);
+            }
+
+            Context.EmitLdvectmp();
+            Context.EmitStvec(Op.Rd);
+
+            if ((Op.RegisterSize == ARegisterSize.SIMD64) || Scalar)
+            {
+                EmitVectorZeroUpper(Context, Op.Rd);
+            }
+        }
+
         private static void EmitFcvt_s_Gp(AILEmitterCtx Context, Action Emit)
         {
             EmitFcvt___Gp(Context, Emit, true);
@@ -569,4 +637,4 @@ namespace ChocolArm64.Instruction
             }
         }
     }
-}
\ No newline at end of file
+}