Execute.cs

using System;

namespace BizHawk.Emulation.Cores.Components.x86
{
	public partial class x86<CpuType> where CpuType : struct, x86CpuType
	{
		public void Execute(int cycles)
		{
			Console.WriteLine(Disassemble((CS << 4) + IP));
			byte opcode1 = ReadMemory((CS << 4) + IP);
			IP++;

			switch (opcode1)
			{
				case 0xB0: // MOV AL, imm
					AL = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB1: // MOV CL, immed
					CL = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB2: // MOV DL, immed
					DL = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB3: // MOV BL, immed
					BL = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB4: // MOV AH, immed
					AH = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB5: // MOV CH, immed
					CH = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB6: // MOV DH, immed
					DH = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB7: // MOV BH, immed
					BH = ReadMemory((CS << 4) + IP++);
					PendingCycles -= timing_mov_ri8;
					break;
				case 0xB8: // MOV AX, immed
					AX = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xB9: // MOV CX, imm
					CX = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBA: // MOV DX, immed
					DX = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBB: // MOV BX, immed
					BX = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBC: // MOV SP, immed
					SP = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBD: // MOV BP, immed
					BP = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBE: // MOV SI, immed
					SI = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				case 0xBF: // MOV DI, immed
					DI = (ushort)(ReadMemory((CS << 4) + IP++) + (ReadMemory((CS << 4) + IP++) << 8));
					PendingCycles -= timing_mov_ri16;
					break;
				default:
					throw new NotImplementedException();
			}
		}
	}
}