ref: 6198cc185c24ec4ba794ed27c969ae65d31f89c3
dir: /include/asm/gameboy/localasm.h/
/* GB Z80 instruction groups
n3 = 3-bit
n = 8-bit
nn = 16-bit
*ADC A,n : 0xCE
*ADC A,r : 0x88|r
*ADD A,n : 0xC6
*ADD A,r : 0x80|r
*ADD HL,ss : 0x09|(ss<<4)
*ADD SP,n : 0xE8
*AND A,n : 0xE6
*AND A,r : 0xA0|r
*BIT n3,r : 0xCB 0x40|(n3<<3)|r
*CALL cc,nn : 0xC4|(cc<<3)
*CALL nn : 0xCD
*CCF : 0x3F
*CP A,n : 0xFE
*CP A,r : 0xB8|r
*CPL : 0x2F
*DAA : 0x27
*DEC r : 0x05|(r<<3)
*DEC ss : 0x0B|(ss<<4)
*DI : 0xF3
*EI : 0xFB
*EX HL,(SP) : 0xE3
*HALT : 0x76
*INC r : 0x04|(r<<3)
*INC ss : 0x03|(ss<<4)
*JP (HL) : 0xE9
*JP cc,nn : 0xC2|(cc<<3)
*JP nn : 0xC3|(cc<<3)
*JR n : 0x18
*JR cc,n : 0x20|(cc<<3)
*LD (nn),SP : 0x08
*LD ($FF00+C),A : 0xE2
*LD ($FF00+n),A : 0xE0
*LD (nn),A : 0xEA
*LD (rr),A : 0x02|(rr<<4)
*LD A,($FF00+C) : 0xF2
*LD A,($FF00+n) : 0xF0
*LD A,(nn) : 0xFA
*LD A,(rr) : 0x0A|(rr<<4)
*LD HL,(SP+n) : 0xF8
*LD SP,HL : 0xF9
*LD r,n : 0x06|(r<<3)
*LD r,r' : 0x40|(r<<3)|r' // NOTE: LD (HL),(HL) not allowed
*LD ss,nn : 0x01|(ss<<4)
*NOP : 0x00
*OR A,n : 0xF6
*OR A,r : 0xB0|r
*POP tt : 0xC1|(tt<<4)
*PUSH tt : 0xC5|(tt<<4)
*RES n3,r : 0xCB 0x80|(n3<<3)|r
*RET : 0xC9
*RET cc : 0xC0|(cc<<3)
*RETI : 0xD9
*RL r : 0xCB 0x10|r
*RLA : 0x17
*RLC r : 0xCB 0x00|r
*RLCA : 0x07
*RR r : 0xCB 0x18|r
*RRA : 0x1F
*RRC r : 0xCB 0x08|r
*RRCA : 0x0F
*RST n : 0xC7|n
*SBC A,n : 0xDE
*SBC A,r : 0x98|r
*SCF : 0x37
*SET n3,r : 0xCB 0xC0|(n8<<3)|r
*SLA r : 0xCB 0x20|r
*SRA r : 0xCB 0x28|r
*SRL r : 0xCB 0x38|r
*STOP : 0x10
*SUB A,n : 0xD6
*SUB A,r : 0x90|r
*SWAP r : 0xCB 0x30|r
*XOR A,n : 0xEE
*XOR A,r : 0xA8|r
*/
#define MAXSECTIONSIZE 0x4000
#define NAME_DB "db"
#define NAME_DW "dw"
#define NAME_RB "rb"
#define NAME_RW "rw"
/* "r" defs */
enum {
REG_B = 0,
REG_C,
REG_D,
REG_E,
REG_H,
REG_L,
REG_HL_IND,
REG_A
};
/* "rr" defs */
enum {
REG_BC_IND = 0,
REG_DE_IND,
REG_HL_INDINC,
REG_HL_INDDEC,
};
/* "ss" defs */
enum {
REG_BC = 0,
REG_DE,
REG_HL,
REG_SP
};
/* "tt" defs */
/*
#define REG_BC 0
#define REG_DE 1
#define REG_HL 2
*/
#define REG_AF 3
/* "cc" defs */
enum {
CC_NZ = 0,
CC_Z,
CC_NC,
CC_C
};