Adjust naming conventions for Ryujinx and ChocolArm64 projects (#484)

* Change naming convention for Ryujinx project

* Change naming convention for ChocolArm64 project

* Fix NaN

* Remove unneeded this. from Ryujinx project

* Adjust naming from new PRs

* Name changes based on feedback

* How did this get removed?

* Rebasing fix

* Change FP enum case

* Remove prefix from ChocolArm64 classes - Part 1

* Remove prefix from ChocolArm64 classes - Part 2

* Fix alignment from last commit's renaming

* Rename namespaces

* Rename stragglers

* Fix alignment

* Rename OpCode class

* Missed a few

* Adjust alignment

1 files changed, 2387 insertions, 0 deletions

diff --git a/ChocolArm64/Instructions/InstEmitSimdArithmetic.cs b/ChocolArm64/Instructions/InstEmitSimdArithmetic.cs
new file mode 100644
index 00000000..9217de5f
--- /dev/null
+++ b/ChocolArm64/Instructions/InstEmitSimdArithmetic.cs
@@ -0,0 +1,2387 @@
+// https://github.com/intel/ARM_NEON_2_x86_SSE/blob/master/NEON_2_SSE.h
+
+using ChocolArm64.Decoders;
+using ChocolArm64.State;
+using ChocolArm64.Translation;
+using System;
+using System.Reflection;
+using System.Reflection.Emit;
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.X86;
+
+using static ChocolArm64.Instructions.InstEmitSimdHelper;
+
+namespace ChocolArm64.Instructions
+{
+    static partial class InstEmit
+    {
+        public static void Abs_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpSx(context, () => EmitAbs(context));
+        }
+
+        public static void Abs_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpSx(context, () => EmitAbs(context));
+        }
+
+        public static void Add_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpZx(context, () => context.Emit(OpCodes.Add));
+        }
+
+        public static void Add_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse2)
+            {
+                EmitSse2Op(context, nameof(Sse2.Add));
+            }
+            else
+            {
+                EmitVectorBinaryOpZx(context, () => context.Emit(OpCodes.Add));
+            }
+        }
+
+        public static void Addhn_V(ILEmitterCtx context)
+        {
+            EmitHighNarrow(context, () => context.Emit(OpCodes.Add), round: false);
+        }
+
+        public static void Addp_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitVectorExtractZx(context, op.Rn, 0, op.Size);
+            EmitVectorExtractZx(context, op.Rn, 1, op.Size);
+
+            context.Emit(OpCodes.Add);
+
+            EmitScalarSet(context, op.Rd, op.Size);
+        }
+
+        public static void Addp_V(ILEmitterCtx context)
+        {
+            EmitVectorPairwiseOpZx(context, () => context.Emit(OpCodes.Add));
+        }
+
+        public static void Addv_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int bytes = op.GetBitsCount() >> 3;
+            int elems = bytes >> op.Size;
+
+            EmitVectorExtractZx(context, op.Rn, 0, op.Size);
+
+            for (int index = 1; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, op.Size);
+
+                context.Emit(OpCodes.Add);
+            }
+
+            EmitScalarSet(context, op.Rd, op.Size);
+        }
+
+        public static void Cls_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int bytes = op.GetBitsCount() >> 3;
+            int elems = bytes >> op.Size;
+
+            int eSize = 8 << op.Size;
+
+            for (int index = 0; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, op.Size);
+
+                context.EmitLdc_I4(eSize);
+
+                SoftFallback.EmitCall(context, nameof(SoftFallback.CountLeadingSigns));
+
+                EmitVectorInsert(context, op.Rd, index, op.Size);
+            }
+
+            if (op.RegisterSize == RegisterSize.Simd64)
+            {
+                EmitVectorZeroUpper(context, op.Rd);
+            }
+        }
+
+        public static void Clz_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int bytes = op.GetBitsCount() >> 3;
+            int elems = bytes >> op.Size;
+
+            int eSize = 8 << op.Size;
+
+            for (int index = 0; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, op.Size);
+
+                if (Lzcnt.IsSupported && eSize == 32)
+                {
+                    context.Emit(OpCodes.Conv_U4);
+
+                    context.EmitCall(typeof(Lzcnt).GetMethod(nameof(Lzcnt.LeadingZeroCount), new Type[] { typeof(uint) }));
+
+                    context.Emit(OpCodes.Conv_U8);
+                }
+                else
+                {
+                    context.EmitLdc_I4(eSize);
+
+                    SoftFallback.EmitCall(context, nameof(SoftFallback.CountLeadingZeros));
+                }
+
+                EmitVectorInsert(context, op.Rd, index, op.Size);
+            }
+
+            if (op.RegisterSize == RegisterSize.Simd64)
+            {
+                EmitVectorZeroUpper(context, op.Rd);
+            }
+        }
+
+        public static void Cnt_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int elems = op.RegisterSize == RegisterSize.Simd128 ? 16 : 8;
+
+            for (int index = 0; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, 0);
+
+                if (Popcnt.IsSupported)
+                {
+                    context.EmitCall(typeof(Popcnt).GetMethod(nameof(Popcnt.PopCount), new Type[] { typeof(ulong) }));
+                }
+                else
+                {
+                    SoftFallback.EmitCall(context, nameof(SoftFallback.CountSetBits8));
+                }
+
+                EmitVectorInsert(context, op.Rd, index, 0);
+            }
+
+            if (op.RegisterSize == RegisterSize.Simd64)
+            {
+                EmitVectorZeroUpper(context, op.Rd);
+            }
+        }
+
+        public static void Fabd_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpF(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+
+                EmitUnaryMathCall(context, nameof(Math.Abs));
+            });
+        }
+
+        public static void Fabs_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Abs));
+            });
+        }
+
+        public static void Fabs_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Abs));
+            });
+        }
+
+        public static void Fadd_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.AddScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPAdd));
+                });
+            }
+        }
+
+        public static void Fadd_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Add));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPAdd));
+                });
+            }
+        }
+
+        public static void Faddp_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int sizeF = op.Size & 1;
+
+            EmitVectorExtractF(context, op.Rn, 0, sizeF);
+            EmitVectorExtractF(context, op.Rn, 1, sizeF);
+
+            context.Emit(OpCodes.Add);
+
+            EmitScalarSetF(context, op.Rd, sizeF);
+        }
+
+        public static void Faddp_V(ILEmitterCtx context)
+        {
+            EmitVectorPairwiseOpF(context, () => context.Emit(OpCodes.Add));
+        }
+
+        public static void Fdiv_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.DivideScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPDiv));
+                });
+            }
+        }
+
+        public static void Fdiv_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Divide));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPDiv));
+                });
+            }
+        }
+
+        public static void Fmadd_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                if (op.Size == 0)
+                {
+                    Type[] typesMulAdd = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdvec(op.Ra);
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MultiplyScalar), typesMulAdd));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.AddScalar),      typesMulAdd));
+
+                    context.EmitStvec(op.Rd);
+
+                    EmitVectorZero32_128(context, op.Rd);
+                }
+                else /* if (Op.Size == 1) */
+                {
+                    Type[] typesMulAdd = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    EmitLdvecWithCastToDouble(context, op.Ra);
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.MultiplyScalar), typesMulAdd));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.AddScalar),      typesMulAdd));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitScalarTernaryRaOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulAdd));
+                });
+            }
+        }
+
+        public static void Fmax_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.MaxScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMax));
+                });
+            }
+        }
+
+        public static void Fmax_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Max));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMax));
+                });
+            }
+        }
+
+        public static void Fmaxnm_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMaxNum));
+            });
+        }
+
+        public static void Fmaxnm_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMaxNum));
+            });
+        }
+
+        public static void Fmaxp_V(ILEmitterCtx context)
+        {
+            EmitVectorPairwiseOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMax));
+            });
+        }
+
+        public static void Fmin_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.MinScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMin));
+                });
+            }
+        }
+
+        public static void Fmin_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Min));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMin));
+                });
+            }
+        }
+
+        public static void Fminnm_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMinNum));
+            });
+        }
+
+        public static void Fminnm_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMinNum));
+            });
+        }
+
+        public static void Fminp_V(ILEmitterCtx context)
+        {
+            EmitVectorPairwiseOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMin));
+            });
+        }
+
+        public static void Fmla_Se(ILEmitterCtx context)
+        {
+            EmitScalarTernaryOpByElemF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Fmla_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Fmla_Ve(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpByElemF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Fmls_Se(ILEmitterCtx context)
+        {
+            EmitScalarTernaryOpByElemF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Sub);
+            });
+        }
+
+        public static void Fmls_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Sub);
+            });
+        }
+
+        public static void Fmls_Ve(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpByElemF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Sub);
+            });
+        }
+
+        public static void Fmsub_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                if (op.Size == 0)
+                {
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdvec(op.Ra);
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SubtractScalar), typesMulSub));
+
+                    context.EmitStvec(op.Rd);
+
+                    EmitVectorZero32_128(context, op.Rd);
+                }
+                else /* if (Op.Size == 1) */
+                {
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    EmitLdvecWithCastToDouble(context, op.Ra);
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SubtractScalar), typesMulSub));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitScalarTernaryRaOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulSub));
+                });
+            }
+        }
+
+        public static void Fmul_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.MultiplyScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul));
+                });
+            }
+        }
+
+        public static void Fmul_Se(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpByElemF(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Fmul_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Multiply));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul));
+                });
+            }
+        }
+
+        public static void Fmul_Ve(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpByElemF(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Fmulx_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulX));
+            });
+        }
+
+        public static void Fmulx_Se(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpByElemF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulX));
+            });
+        }
+
+        public static void Fmulx_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulX));
+            });
+        }
+
+        public static void Fmulx_Ve(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpByElemF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulX));
+            });
+        }
+
+        public static void Fneg_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Fneg_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Fnmadd_S(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            int sizeF = op.Size & 1;
+
+            EmitVectorExtractF(context, op.Rn, 0, sizeF);
+
+            context.Emit(OpCodes.Neg);
+
+            EmitVectorExtractF(context, op.Rm, 0, sizeF);
+
+            context.Emit(OpCodes.Mul);
+
+            EmitVectorExtractF(context, op.Ra, 0, sizeF);
+
+            context.Emit(OpCodes.Sub);
+
+            EmitScalarSetF(context, op.Rd, sizeF);
+        }
+
+        public static void Fnmsub_S(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            int sizeF = op.Size & 1;
+
+            EmitVectorExtractF(context, op.Rn, 0, sizeF);
+            EmitVectorExtractF(context, op.Rm, 0, sizeF);
+
+            context.Emit(OpCodes.Mul);
+
+            EmitVectorExtractF(context, op.Ra, 0, sizeF);
+
+            context.Emit(OpCodes.Sub);
+
+            EmitScalarSetF(context, op.Rd, sizeF);
+        }
+
+        public static void Fnmul_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpF(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Neg);
+            });
+        }
+
+        public static void Frecpe_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitUnarySoftFloatCall(context, nameof(SoftFloat.RecipEstimate));
+            });
+        }
+
+        public static void Frecpe_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitUnarySoftFloatCall(context, nameof(SoftFloat.RecipEstimate));
+            });
+        }
+
+        public static void Frecps_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                int sizeF = op.Size & 1;
+
+                if (sizeF == 0)
+                {
+                    Type[] typesSsv    = new Type[] { typeof(float) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdc_R4(2f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetScalarVector128), typesSsv));
+
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SubtractScalar), typesMulSub));
+
+                    context.EmitStvec(op.Rd);
+
+                    EmitVectorZero32_128(context, op.Rd);
+                }
+                else /* if (SizeF == 1) */
+                {
+                    Type[] typesSsv    = new Type[] { typeof(double) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    context.EmitLdc_R8(2d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetScalarVector128), typesSsv));
+
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SubtractScalar), typesMulSub));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPRecipStepFused));
+                });
+            }
+        }
+
+        public static void Frecps_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                int sizeF = op.Size & 1;
+
+                if (sizeF == 0)
+                {
+                    Type[] typesSav    = new Type[] { typeof(float) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdc_R4(2f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetAllVector128), typesSav));
+
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Subtract), typesMulSub));
+
+                    context.EmitStvec(op.Rd);
+
+                    if (op.RegisterSize == RegisterSize.Simd64)
+                    {
+                        EmitVectorZeroUpper(context, op.Rd);
+                    }
+                }
+                else /* if (SizeF == 1) */
+                {
+                    Type[] typesSav    = new Type[] { typeof(double) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    context.EmitLdc_R8(2d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
+
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesMulSub));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPRecipStepFused));
+                });
+            }
+        }
+
+        public static void Frecpx_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitSoftFloatCall(context, nameof(SoftFloat32.FPRecpX));
+            });
+        }
+
+        public static void Frinta_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitVectorExtractF(context, op.Rn, 0, op.Size);
+
+            EmitRoundMathCall(context, MidpointRounding.AwayFromZero);
+
+            EmitScalarSetF(context, op.Rd, op.Size);
+        }
+
+        public static void Frinta_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitRoundMathCall(context, MidpointRounding.AwayFromZero);
+            });
+        }
+
+        public static void Frinti_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitScalarUnaryOpF(context, () =>
+            {
+                context.EmitLdarg(TranslatedSub.StateArgIdx);
+
+                if (op.Size == 0)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
+                }
+                else if (op.Size == 1)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
+                }
+                else
+                {
+                    throw new InvalidOperationException();
+                }
+            });
+        }
+
+        public static void Frinti_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int sizeF = op.Size & 1;
+
+            EmitVectorUnaryOpF(context, () =>
+            {
+                context.EmitLdarg(TranslatedSub.StateArgIdx);
+
+                if (sizeF == 0)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
+                }
+                else if (sizeF == 1)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
+                }
+                else
+                {
+                    throw new InvalidOperationException();
+                }
+            });
+        }
+
+        public static void Frintm_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Floor));
+            });
+        }
+
+        public static void Frintm_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Floor));
+            });
+        }
+
+        public static void Frintn_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitVectorExtractF(context, op.Rn, 0, op.Size);
+
+            EmitRoundMathCall(context, MidpointRounding.ToEven);
+
+            EmitScalarSetF(context, op.Rd, op.Size);
+        }
+
+        public static void Frintn_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitRoundMathCall(context, MidpointRounding.ToEven);
+            });
+        }
+
+        public static void Frintp_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Ceiling));
+            });
+        }
+
+        public static void Frintp_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitUnaryMathCall(context, nameof(Math.Ceiling));
+            });
+        }
+
+        public static void Frintx_S(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitScalarUnaryOpF(context, () =>
+            {
+                context.EmitLdarg(TranslatedSub.StateArgIdx);
+
+                if (op.Size == 0)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
+                }
+                else if (op.Size == 1)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
+                }
+                else
+                {
+                    throw new InvalidOperationException();
+                }
+            });
+        }
+
+        public static void Frintx_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            EmitVectorUnaryOpF(context, () =>
+            {
+                context.EmitLdarg(TranslatedSub.StateArgIdx);
+
+                if (op.Size == 0)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
+                }
+                else if (op.Size == 1)
+                {
+                    VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
+                }
+                else
+                {
+                    throw new InvalidOperationException();
+                }
+            });
+        }
+
+        public static void Frsqrte_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpF(context, () =>
+            {
+                EmitUnarySoftFloatCall(context, nameof(SoftFloat.InvSqrtEstimate));
+            });
+        }
+
+        public static void Frsqrte_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpF(context, () =>
+            {
+                EmitUnarySoftFloatCall(context, nameof(SoftFloat.InvSqrtEstimate));
+            });
+        }
+
+        public static void Frsqrts_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                int sizeF = op.Size & 1;
+
+                if (sizeF == 0)
+                {
+                    Type[] typesSsv    = new Type[] { typeof(float) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdc_R4(0.5f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetScalarVector128), typesSsv));
+
+                    context.EmitLdc_R4(3f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetScalarVector128), typesSsv));
+
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SubtractScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MultiplyScalar), typesMulSub));
+
+                    context.EmitStvec(op.Rd);
+
+                    EmitVectorZero32_128(context, op.Rd);
+                }
+                else /* if (SizeF == 1) */
+                {
+                    Type[] typesSsv    = new Type[] { typeof(double) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    context.EmitLdc_R8(0.5d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetScalarVector128), typesSsv));
+
+                    context.EmitLdc_R8(3d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetScalarVector128), typesSsv));
+
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.MultiplyScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SubtractScalar), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.MultiplyScalar), typesMulSub));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FprSqrtStepFused));
+                });
+            }
+        }
+
+        public static void Frsqrts_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse2)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                int sizeF = op.Size & 1;
+
+                if (sizeF == 0)
+                {
+                    Type[] typesSav    = new Type[] { typeof(float) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
+
+                    context.EmitLdc_R4(0.5f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetAllVector128), typesSav));
+
+                    context.EmitLdc_R4(3f);
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.SetAllVector128), typesSav));
+
+                    context.EmitLdvec(op.Rn);
+                    context.EmitLdvec(op.Rm);
+
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Subtract), typesMulSub));
+                    context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), typesMulSub));
+
+                    context.EmitStvec(op.Rd);
+
+                    if (op.RegisterSize == RegisterSize.Simd64)
+                    {
+                        EmitVectorZeroUpper(context, op.Rd);
+                    }
+                }
+                else /* if (SizeF == 1) */
+                {
+                    Type[] typesSav    = new Type[] { typeof(double) };
+                    Type[] typesMulSub = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
+
+                    context.EmitLdc_R8(0.5d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
+
+                    context.EmitLdc_R8(3d);
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
+
+                    EmitLdvecWithCastToDouble(context, op.Rn);
+                    EmitLdvecWithCastToDouble(context, op.Rm);
+
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesMulSub));
+                    context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), typesMulSub));
+
+                    EmitStvecWithCastFromDouble(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FprSqrtStepFused));
+                });
+            }
+        }
+
+        public static void Fsqrt_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.SqrtScalar));
+            }
+            else
+            {
+                EmitScalarUnaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPSqrt));
+                });
+            }
+        }
+
+        public static void Fsqrt_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Sqrt));
+            }
+            else
+            {
+                EmitVectorUnaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPSqrt));
+                });
+            }
+        }
+
+        public static void Fsub_S(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitScalarSseOrSse2OpF(context, nameof(Sse.SubtractScalar));
+            }
+            else
+            {
+                EmitScalarBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPSub));
+                });
+            }
+        }
+
+        public static void Fsub_V(ILEmitterCtx context)
+        {
+            if (Optimizations.FastFP && Optimizations.UseSse
+                                      && Optimizations.UseSse2)
+            {
+                EmitVectorSseOrSse2OpF(context, nameof(Sse.Subtract));
+            }
+            else
+            {
+                EmitVectorBinaryOpF(context, () =>
+                {
+                    EmitSoftFloatCall(context, nameof(SoftFloat32.FPSub));
+                });
+            }
+        }
+
+        public static void Mla_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Mla_Ve(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpByElemZx(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Mls_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Sub);
+            });
+        }
+
+        public static void Mls_Ve(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpByElemZx(context, () =>
+            {
+                context.Emit(OpCodes.Mul);
+                context.Emit(OpCodes.Sub);
+            });
+        }
+
+        public static void Mul_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpZx(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Mul_Ve(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpByElemZx(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Neg_S(ILEmitterCtx context)
+        {
+            EmitScalarUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Neg_V(ILEmitterCtx context)
+        {
+            EmitVectorUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Raddhn_V(ILEmitterCtx context)
+        {
+            EmitHighNarrow(context, () => context.Emit(OpCodes.Add), round: true);
+        }
+
+        public static void Rsubhn_V(ILEmitterCtx context)
+        {
+            EmitHighNarrow(context, () => context.Emit(OpCodes.Sub), round: true);
+        }
+
+        public static void Saba_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpSx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Sabal_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmTernaryOpSx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Sabd_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpSx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+            });
+        }
+
+        public static void Sabdl_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmBinaryOpSx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+            });
+        }
+
+        public static void Sadalp_V(ILEmitterCtx context)
+        {
+            EmitAddLongPairwise(context, signed: true, accumulate: true);
+        }
+
+        public static void Saddl_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse41)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                Type[] typesSrl = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
+                Type[] typesAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1],
+                                               VectorIntTypesPerSizeLog2[op.Size + 1] };
+
+                string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
+                                                   nameof(Sse41.ConvertToVector128Int32),
+                                                   nameof(Sse41.ConvertToVector128Int64) };
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmBinaryOpSx(context, () => context.Emit(OpCodes.Add));
+            }
+        }
+
+        public static void Saddlp_V(ILEmitterCtx context)
+        {
+            EmitAddLongPairwise(context, signed: true, accumulate: false);
+        }
+
+        public static void Saddw_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRmBinaryOpSx(context, () => context.Emit(OpCodes.Add));
+        }
+
+        public static void Shadd_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size > 0)
+            {
+                Type[] typesSra       = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesAndXorAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size], VectorIntTypesPerSizeLog2[op.Size] };
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+
+                context.Emit(OpCodes.Dup);
+                context.EmitStvectmp();
+
+                EmitLdvecWithSignedCast(context, op.Rm, op.Size);
+
+                context.Emit(OpCodes.Dup);
+                context.EmitStvectmp2();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.And), typesAndXorAdd));
+
+                context.EmitLdvectmp();
+                context.EmitLdvectmp2();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesAndXorAdd));
+
+                context.EmitLdc_I4(1);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightArithmetic), typesSra));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAndXorAdd));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpSx(context, () =>
+                {
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr);
+                });
+            }
+        }
+
+        public static void Shsub_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size < 2)
+            {
+                Type[] typesSav    = new Type[] { IntTypesPerSizeLog2[op.Size] };
+                Type[] typesAddSub = new Type[] { VectorIntTypesPerSizeLog2 [op.Size], VectorIntTypesPerSizeLog2 [op.Size] };
+                Type[] typesAvg    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
+
+                context.EmitLdc_I4(op.Size == 0 ? sbyte.MinValue : short.MinValue);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
+
+                context.EmitStvectmp();
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+                context.EmitLdvectmp();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAddSub));
+
+                context.Emit(OpCodes.Dup);
+
+                EmitLdvecWithSignedCast(context, op.Rm, op.Size);
+                context.EmitLdvectmp();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAddSub));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Average), typesAvg));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesAddSub));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpSx(context, () =>
+                {
+                    context.Emit(OpCodes.Sub);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr);
+                });
+            }
+        }
+
+        public static void Smax_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(long), typeof(long) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Max), types);
+
+            EmitVectorBinaryOpSx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Smaxp_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(long), typeof(long) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Max), types);
+
+            EmitVectorPairwiseOpSx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Smin_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(long), typeof(long) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Min), types);
+
+            EmitVectorBinaryOpSx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Sminp_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(long), typeof(long) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Min), types);
+
+            EmitVectorPairwiseOpSx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Smlal_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse41 && op.Size < 2)
+            {
+                Type[] typesSrl    = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt    = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
+                Type[] typesMulAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1],
+                                                  VectorIntTypesPerSizeLog2[op.Size + 1] };
+
+                Type typeMul = op.Size == 0 ? typeof(Sse2) : typeof(Sse41);
+
+                string nameCvt = op.Size == 0
+                    ? nameof(Sse41.ConvertToVector128Int16)
+                    : nameof(Sse41.ConvertToVector128Int32);
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithSignedCast(context, op.Rd, op.Size + 1);
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                EmitLdvecWithSignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                context.EmitCall(typeMul.GetMethod(nameof(Sse2.MultiplyLow), typesMulAdd));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesMulAdd));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmTernaryOpSx(context, () =>
+                {
+                    context.Emit(OpCodes.Mul);
+                    context.Emit(OpCodes.Add);
+                });
+            }
+        }
+
+        public static void Smlsl_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse41 && op.Size < 2)
+            {
+                Type[] typesSrl    = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt    = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
+                Type[] typesMulSub = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1],
+                                                  VectorIntTypesPerSizeLog2[op.Size + 1] };
+
+                Type typeMul = op.Size == 0 ? typeof(Sse2) : typeof(Sse41);
+
+                string nameCvt = op.Size == 0
+                    ? nameof(Sse41.ConvertToVector128Int16)
+                    : nameof(Sse41.ConvertToVector128Int32);
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithSignedCast(context, op.Rd, op.Size + 1);
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                EmitLdvecWithSignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                context.EmitCall(typeMul.GetMethod(nameof(Sse2.MultiplyLow), typesMulSub));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesMulSub));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmTernaryOpSx(context, () =>
+                {
+                    context.Emit(OpCodes.Mul);
+                    context.Emit(OpCodes.Sub);
+                });
+            }
+        }
+
+        public static void Smull_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmBinaryOpSx(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Sqabs_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingUnaryOpSx(context, () => EmitAbs(context));
+        }
+
+        public static void Sqabs_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingUnaryOpSx(context, () => EmitAbs(context));
+        }
+
+        public static void Sqadd_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpSx(context, SaturatingFlags.Add);
+        }
+
+        public static void Sqadd_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpSx(context, SaturatingFlags.Add);
+        }
+
+        public static void Sqdmulh_S(ILEmitterCtx context)
+        {
+            EmitSaturatingBinaryOp(context, () => EmitDoublingMultiplyHighHalf(context, round: false), SaturatingFlags.ScalarSx);
+        }
+
+        public static void Sqdmulh_V(ILEmitterCtx context)
+        {
+            EmitSaturatingBinaryOp(context, () => EmitDoublingMultiplyHighHalf(context, round: false), SaturatingFlags.VectorSx);
+        }
+
+        public static void Sqneg_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Sqneg_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
+        }
+
+        public static void Sqrdmulh_S(ILEmitterCtx context)
+        {
+            EmitSaturatingBinaryOp(context, () => EmitDoublingMultiplyHighHalf(context, round: true), SaturatingFlags.ScalarSx);
+        }
+
+        public static void Sqrdmulh_V(ILEmitterCtx context)
+        {
+            EmitSaturatingBinaryOp(context, () => EmitDoublingMultiplyHighHalf(context, round: true), SaturatingFlags.VectorSx);
+        }
+
+        public static void Sqsub_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpSx(context, SaturatingFlags.Sub);
+        }
+
+        public static void Sqsub_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpSx(context, SaturatingFlags.Sub);
+        }
+
+        public static void Sqxtn_S(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.ScalarSxSx);
+        }
+
+        public static void Sqxtn_V(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.VectorSxSx);
+        }
+
+        public static void Sqxtun_S(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.ScalarSxZx);
+        }
+
+        public static void Sqxtun_V(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.VectorSxZx);
+        }
+
+        public static void Srhadd_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size < 2)
+            {
+                Type[] typesSav    = new Type[] { IntTypesPerSizeLog2[op.Size] };
+                Type[] typesSubAdd = new Type[] { VectorIntTypesPerSizeLog2 [op.Size], VectorIntTypesPerSizeLog2 [op.Size] };
+                Type[] typesAvg    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
+
+                context.EmitLdc_I4(op.Size == 0 ? sbyte.MinValue : short.MinValue);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
+
+                context.Emit(OpCodes.Dup);
+                context.EmitStvectmp();
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+                context.EmitLdvectmp();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesSubAdd));
+
+                EmitLdvecWithSignedCast(context, op.Rm, op.Size);
+                context.EmitLdvectmp();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesSubAdd));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Average), typesAvg));
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add),     typesSubAdd));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpSx(context, () =>
+                {
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr);
+                });
+            }
+        }
+
+        public static void Ssubl_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse41)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                Type[] typesSrl = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
+                Type[] typesSub = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1],
+                                               VectorIntTypesPerSizeLog2[op.Size + 1] };
+
+                string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
+                                                   nameof(Sse41.ConvertToVector128Int32),
+                                                   nameof(Sse41.ConvertToVector128Int64) };
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithSignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesSub));
+
+                EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmBinaryOpSx(context, () => context.Emit(OpCodes.Sub));
+            }
+        }
+
+        public static void Ssubw_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRmBinaryOpSx(context, () => context.Emit(OpCodes.Sub));
+        }
+
+        public static void Sub_S(ILEmitterCtx context)
+        {
+            EmitScalarBinaryOpZx(context, () => context.Emit(OpCodes.Sub));
+        }
+
+        public static void Sub_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse2)
+            {
+                EmitSse2Op(context, nameof(Sse2.Subtract));
+            }
+            else
+            {
+                EmitVectorBinaryOpZx(context, () => context.Emit(OpCodes.Sub));
+            }
+        }
+
+        public static void Subhn_V(ILEmitterCtx context)
+        {
+            EmitHighNarrow(context, () => context.Emit(OpCodes.Sub), round: false);
+        }
+
+        public static void Suqadd_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpSx(context, SaturatingFlags.Accumulate);
+        }
+
+        public static void Suqadd_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpSx(context, SaturatingFlags.Accumulate);
+        }
+
+        public static void Uaba_V(ILEmitterCtx context)
+        {
+            EmitVectorTernaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Uabal_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmTernaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+
+                context.Emit(OpCodes.Add);
+            });
+        }
+
+        public static void Uabd_V(ILEmitterCtx context)
+        {
+            EmitVectorBinaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+            });
+        }
+
+        public static void Uabdl_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmBinaryOpZx(context, () =>
+            {
+                context.Emit(OpCodes.Sub);
+                EmitAbs(context);
+            });
+        }
+
+        public static void Uadalp_V(ILEmitterCtx context)
+        {
+            EmitAddLongPairwise(context, signed: false, accumulate: true);
+        }
+
+        public static void Uaddl_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse41)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                Type[] typesSrl = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
+                Type[] typesAdd = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1],
+                                               VectorUIntTypesPerSizeLog2[op.Size + 1] };
+
+                string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
+                                                   nameof(Sse41.ConvertToVector128Int32),
+                                                   nameof(Sse41.ConvertToVector128Int64) };
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmBinaryOpZx(context, () => context.Emit(OpCodes.Add));
+            }
+        }
+
+        public static void Uaddlp_V(ILEmitterCtx context)
+        {
+            EmitAddLongPairwise(context, signed: false, accumulate: false);
+        }
+
+        public static void Uaddlv_V(ILEmitterCtx context)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int bytes = op.GetBitsCount() >> 3;
+            int elems = bytes >> op.Size;
+
+            EmitVectorExtractZx(context, op.Rn, 0, op.Size);
+
+            for (int index = 1; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, op.Size);
+
+                context.Emit(OpCodes.Add);
+            }
+
+            EmitScalarSet(context, op.Rd, op.Size + 1);
+        }
+
+        public static void Uaddw_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRmBinaryOpZx(context, () => context.Emit(OpCodes.Add));
+        }
+
+        public static void Uhadd_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size > 0)
+            {
+                Type[] typesSrl       = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesAndXorAdd = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+
+                context.Emit(OpCodes.Dup);
+                context.EmitStvectmp();
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.Emit(OpCodes.Dup);
+                context.EmitStvectmp2();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.And), typesAndXorAdd));
+
+                context.EmitLdvectmp();
+                context.EmitLdvectmp2();
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesAndXorAdd));
+
+                context.EmitLdc_I4(1);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesSrl));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAndXorAdd));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpZx(context, () =>
+                {
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr_Un);
+                });
+            }
+        }
+
+        public static void Uhsub_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size < 2)
+            {
+                Type[] typesAvgSub = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+                context.Emit(OpCodes.Dup);
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Average), typesAvgSub));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesAvgSub));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpZx(context, () =>
+                {
+                    context.Emit(OpCodes.Sub);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr_Un);
+                });
+            }
+        }
+
+        public static void Umax_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(ulong), typeof(ulong) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Max), types);
+
+            EmitVectorBinaryOpZx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Umaxp_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(ulong), typeof(ulong) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Max), types);
+
+            EmitVectorPairwiseOpZx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Umin_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(ulong), typeof(ulong) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Min), types);
+
+            EmitVectorBinaryOpZx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Uminp_V(ILEmitterCtx context)
+        {
+            Type[] types = new Type[] { typeof(ulong), typeof(ulong) };
+
+            MethodInfo mthdInfo = typeof(Math).GetMethod(nameof(Math.Min), types);
+
+            EmitVectorPairwiseOpZx(context, () => context.EmitCall(mthdInfo));
+        }
+
+        public static void Umlal_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse41 && op.Size < 2)
+            {
+                Type[] typesSrl    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
+                Type[] typesMulAdd = new Type[] { VectorIntTypesPerSizeLog2 [op.Size + 1],
+                                                  VectorIntTypesPerSizeLog2 [op.Size + 1] };
+
+                Type typeMul = op.Size == 0 ? typeof(Sse2) : typeof(Sse41);
+
+                string nameCvt = op.Size == 0
+                    ? nameof(Sse41.ConvertToVector128Int16)
+                    : nameof(Sse41.ConvertToVector128Int32);
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                context.EmitCall(typeMul.GetMethod(nameof(Sse2.MultiplyLow), typesMulAdd));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesMulAdd));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmTernaryOpZx(context, () =>
+                {
+                    context.Emit(OpCodes.Mul);
+                    context.Emit(OpCodes.Add);
+                });
+            }
+        }
+
+        public static void Umlsl_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse41 && op.Size < 2)
+            {
+                Type[] typesSrl    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt    = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
+                Type[] typesMulSub = new Type[] { VectorIntTypesPerSizeLog2 [op.Size + 1],
+                                                  VectorIntTypesPerSizeLog2 [op.Size + 1] };
+
+                Type typeMul = op.Size == 0 ? typeof(Sse2) : typeof(Sse41);
+
+                string nameCvt = op.Size == 0
+                    ? nameof(Sse41.ConvertToVector128Int16)
+                    : nameof(Sse41.ConvertToVector128Int32);
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(nameCvt, typesCvt));
+
+                context.EmitCall(typeMul.GetMethod(nameof(Sse2.MultiplyLow), typesMulSub));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesMulSub));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmTernaryOpZx(context, () =>
+                {
+                    context.Emit(OpCodes.Mul);
+                    context.Emit(OpCodes.Sub);
+                });
+            }
+        }
+
+        public static void Umull_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRnRmBinaryOpZx(context, () => context.Emit(OpCodes.Mul));
+        }
+
+        public static void Uqadd_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpZx(context, SaturatingFlags.Add);
+        }
+
+        public static void Uqadd_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpZx(context, SaturatingFlags.Add);
+        }
+
+        public static void Uqsub_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpZx(context, SaturatingFlags.Sub);
+        }
+
+        public static void Uqsub_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpZx(context, SaturatingFlags.Sub);
+        }
+
+        public static void Uqxtn_S(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.ScalarZxZx);
+        }
+
+        public static void Uqxtn_V(ILEmitterCtx context)
+        {
+            EmitSaturatingNarrowOp(context, SaturatingNarrowFlags.VectorZxZx);
+        }
+
+        public static void Urhadd_V(ILEmitterCtx context)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            if (Optimizations.UseSse2 && op.Size < 2)
+            {
+                Type[] typesAvg = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Average), typesAvg));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
+
+                if (op.RegisterSize == RegisterSize.Simd64)
+                {
+                    EmitVectorZeroUpper(context, op.Rd);
+                }
+            }
+            else
+            {
+                EmitVectorBinaryOpZx(context, () =>
+                {
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Add);
+
+                    context.Emit(OpCodes.Ldc_I4_1);
+                    context.Emit(OpCodes.Shr_Un);
+                });
+            }
+        }
+
+        public static void Usqadd_S(ILEmitterCtx context)
+        {
+            EmitScalarSaturatingBinaryOpZx(context, SaturatingFlags.Accumulate);
+        }
+
+        public static void Usqadd_V(ILEmitterCtx context)
+        {
+            EmitVectorSaturatingBinaryOpZx(context, SaturatingFlags.Accumulate);
+        }
+
+        public static void Usubl_V(ILEmitterCtx context)
+        {
+            if (Optimizations.UseSse41)
+            {
+                OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+                Type[] typesSrl = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
+                Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
+                Type[] typesSub = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1],
+                                               VectorUIntTypesPerSizeLog2[op.Size + 1] };
+
+                string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
+                                                   nameof(Sse41.ConvertToVector128Int32),
+                                                   nameof(Sse41.ConvertToVector128Int64) };
+
+                int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
+
+                EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
+
+                context.EmitLdc_I4(numBytes);
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSrl));
+
+                context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
+
+                context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesSub));
+
+                EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
+            }
+            else
+            {
+                EmitVectorWidenRnRmBinaryOpZx(context, () => context.Emit(OpCodes.Sub));
+            }
+        }
+
+        public static void Usubw_V(ILEmitterCtx context)
+        {
+            EmitVectorWidenRmBinaryOpZx(context, () => context.Emit(OpCodes.Sub));
+        }
+
+        private static void EmitAbs(ILEmitterCtx context)
+        {
+            ILLabel lblTrue = new ILLabel();
+
+            context.Emit(OpCodes.Dup);
+            context.Emit(OpCodes.Ldc_I4_0);
+            context.Emit(OpCodes.Bge_S, lblTrue);
+
+            context.Emit(OpCodes.Neg);
+
+            context.MarkLabel(lblTrue);
+        }
+
+        private static void EmitAddLongPairwise(ILEmitterCtx context, bool signed, bool accumulate)
+        {
+            OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
+
+            int words = op.GetBitsCount() >> 4;
+            int pairs = words >> op.Size;
+
+            for (int index = 0; index < pairs; index++)
+            {
+                int idx = index << 1;
+
+                EmitVectorExtract(context, op.Rn, idx,     op.Size, signed);
+                EmitVectorExtract(context, op.Rn, idx + 1, op.Size, signed);
+
+                context.Emit(OpCodes.Add);
+
+                if (accumulate)
+                {
+                    EmitVectorExtract(context, op.Rd, index, op.Size + 1, signed);
+
+                    context.Emit(OpCodes.Add);
+                }
+
+                EmitVectorInsertTmp(context, index, op.Size + 1);
+            }
+
+            context.EmitLdvectmp();
+            context.EmitStvec(op.Rd);
+
+            if (op.RegisterSize == RegisterSize.Simd64)
+            {
+                EmitVectorZeroUpper(context, op.Rd);
+            }
+        }
+
+        private static void EmitDoublingMultiplyHighHalf(ILEmitterCtx context, bool round)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            int eSize = 8 << op.Size;
+
+            context.Emit(OpCodes.Mul);
+
+            if (!round)
+            {
+                context.EmitAsr(eSize - 1);
+            }
+            else
+            {
+                long roundConst = 1L << (eSize - 1);
+
+                ILLabel lblTrue = new ILLabel();
+
+                context.EmitLsl(1);
+
+                context.EmitLdc_I8(roundConst);
+
+                context.Emit(OpCodes.Add);
+
+                context.EmitAsr(eSize);
+
+                context.Emit(OpCodes.Dup);
+                context.EmitLdc_I8((long)int.MinValue);
+                context.Emit(OpCodes.Bne_Un_S, lblTrue);
+
+                context.Emit(OpCodes.Neg);
+
+                context.MarkLabel(lblTrue);
+            }
+        }
+
+        private static void EmitHighNarrow(ILEmitterCtx context, Action emit, bool round)
+        {
+            OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
+
+            int elems = 8 >> op.Size;
+
+            int eSize = 8 << op.Size;
+
+            int part = op.RegisterSize == RegisterSize.Simd128 ? elems : 0;
+
+            long roundConst = 1L << (eSize - 1);
+
+            if (part != 0)
+            {
+                context.EmitLdvec(op.Rd);
+                context.EmitStvectmp();
+            }
+
+            for (int index = 0; index < elems; index++)
+            {
+                EmitVectorExtractZx(context, op.Rn, index, op.Size + 1);
+                EmitVectorExtractZx(context, op.Rm, index, op.Size + 1);
+
+                emit();
+
+                if (round)
+                {
+                    context.EmitLdc_I8(roundConst);
+
+                    context.Emit(OpCodes.Add);
+                }
+
+                context.EmitLsr(eSize);
+
+                EmitVectorInsertTmp(context, part + index, op.Size);
+            }
+
+            context.EmitLdvectmp();
+            context.EmitStvec(op.Rd);
+
+            if (part == 0)
+            {
+                EmitVectorZeroUpper(context, op.Rd);
+            }
+        }
+    }
+}