gipu/vm/opcodes.h
Giulio De Pasquale 1490a6e6fc ISA completo
2017-05-18 17:28:10 +02:00

101 lines
1.6 KiB
C

/*
MEMORY LOCATIONS AND IMMEDIATES ARE 16 BITS LONG
*/
enum OPS_STARTING_VALUES {
MOVI,
MOVR,
LOAD,
STOR,
ADDI,
ADDR,
SUBI,
SUBR,
ANDB,
ANDW,
ANDR,
YORB,
YORW,
YORR,
XORB,
XORW,
XORR,
NOTR,
MULI,
MULR,
DIVI,
DIVR,
PUSH,
POOP,
CMPI,
CMPR,
JMPI,
JMPR,
JPAI,
JPAR,
JPBI,
JPBR,
JPEI,
JPER,
JPNI,
JPNR,
SHIT,
NOPE,
GRMN,
NUM_OPS
};
uint8_t OPS[NUM_OPS];
/*
INSTRUCTION SIZE TYPES
*/
#define REG2REG 2
#define IMM2REG 4
#define REG2IMM 4
#define BYT2REG 3
#define REGONLY 2
#define IMMONLY 3
#define SINGLE 1
/*
INSTRUCTION SIZES
*/
#define MOVI_SIZE IMM2REG
#define MOVR_SIZE REG2REG
#define LOAD_SIZE IMM2REG
#define STOR_SIZE REG2IMM
#define ADDI_SIZE IMM2REG
#define ADDR_SIZE REG2REG
#define SUBI_SIZE IMM2REG
#define SUBR_SIZE REG2REG
#define ANDB_SIZE BYT2REG
#define ANDW_SIZE IMM2REG
#define ANDR_SIZE REG2REG
#define YORB_SIZE BYT2REG
#define YORW_SIZE IMM2REG
#define YORR_SIZE REG2REG
#define XORB_SIZE BYT2REG
#define XORW_SIZE IMM2REG
#define XORR_SIZE REG2REG
#define NOTR_SIZE REGONLY
#define MULI_SIZE IMM2REG
#define MULR_SIZE REG2REG
#define DIVI_SIZE IMM2REG
#define DIVR_SIZE REG2REG
#define PUSH_SIZE REGONLY
#define POOP_SIZE REGONLY
#define CMPI_SIZE IMM2REG
#define CMPR_SIZE REG2REG
#define JMPI_SIZE IMMONLY
#define JMPR_SIZE REGONLY
#define JPAI_SIZE IMMONLY
#define JPAR_SIZE REGONLY
#define JPBI_SIZE IMMONLY
#define JPBR_SIZE REGONLY
#define JPEI_SIZE IMMONLY
#define JPER_SIZE REGONLY
#define JPNI_SIZE IMMONLY
#define JPNR_SIZE REGONLY
#define SHIT_SIZE SINGLE
#define NOPE_SIZE SINGLE
#define GRMN_SIZE SINGLE