dolphin/Source/Plugins/Plugin_DSP_LLE/Src/opcodes.h

87 lines
2.0 KiB
C

/*====================================================================
filename: opcodes.h
project: GameCube DSP Tool (gcdsp)
created: 2005.03.04
mail: duddie@walla.com
Copyright (c) 2005 Duddie
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
====================================================================*/
#ifndef _OPCODES_H
#define _OPCODES_H
enum partype_t
{
P_NONE = 0x0000,
P_VAL = 0x0001,
P_IMM = 0x0002,
P_MEM = 0x0003,
P_STR = 0x0004,
P_REG = 0x8000,
P_REG08 = P_REG | 0x0800,
P_REG10 = P_REG | 0x1000,
P_REG18 = P_REG | 0x1800,
P_REG19 = P_REG | 0x1900,
P_REG1A = P_REG | 0x1a00,
P_REG1C = P_REG | 0x1c00,
P_ACCM = P_REG | 0x1e00,
P_ACCM_D = P_REG | 0x1e80,
P_ACC = P_REG | 0x2000,
P_ACC_D = P_REG | 0x2080,
P_AX = P_REG | 0x2200,
P_AX_D = P_REG | 0x2280,
P_REGS_MASK = 0x03f80,
P_REF = P_REG | 0x4000,
P_PRG = P_REF | P_REG,
};
#define P_EXT 0x80
typedef struct opcpar_t
{
partype_t type;
uint8 size;
uint8 loc;
sint8 lshift;
uint16 mask;
} opcpar_t;
typedef struct opc_t
{
const char* name;
uint16 opcode;
uint16 opcode_mask;
uint8 size;
uint8 param_count;
opcpar_t params[8];
} opc_t;
extern opc_t opcodes[];
extern const uint32 opcodes_size;
extern opc_t opcodes_ext[];
extern const uint32 opcodes_ext_size;
inline uint16 swap16(uint16 x)
{
return((x >> 8) | (x << 8));
}
#endif