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86 lines
1.4 KiB
86 lines
1.4 KiB
#ifndef PSXC_INSN_H_
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#define PSXC_INSN_H_
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#include <stdint.h>
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#include "cpu.h"
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typedef enum {
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SPECIAL = 0x00,
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BCONDZ = 0x01,
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J = 0x02,
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JAL = 0x03,
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BEQ = 0x04,
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BNE = 0x05,
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BLEZ = 0x06,
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BGTZ = 0x07,
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ADDI = 0x08,
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ADDIU = 0x09,
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SLTI = 0x0a,
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SLTIU = 0x0b,
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ANDI = 0x0c,
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ORI = 0x0d,
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XORI = 0x0e,
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LUI = 0x0f,
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COP0 = 0x10,
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COP1 = 0x11,
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COP2 = 0x12,
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COP3 = 0x13,
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LB = 0x20,
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LH = 0x21,
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LWL = 0x22,
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LW = 0x23,
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LBU = 0x24,
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LHU = 0x25,
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LWR = 0x26,
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SB = 0x28,
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SH = 0x29,
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SWL = 0x2a,
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SW = 0x2b,
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SWR = 0x2e,
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LWC0 = 0x30,
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LWC1 = 0x31,
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LWC2 = 0x32,
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LWC3 = 0x33,
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SWC0 = 0x38,
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SWC1 = 0x39,
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SWC2 = 0x3a,
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SWC3 = 0x3b,
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} op_primary_t;
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typedef enum {
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SLL = 0x00,
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SRL = 0x02,
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SRA = 0x03,
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SLLV = 0x04,
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SRLV = 0x06,
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SRAV = 0x07,
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JR = 0x08,
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JALR = 0x09,
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SYSCALL = 0x0c,
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BREAK = 0x0d,
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MFHI = 0x10,
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MTHI = 0x11,
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MFLO = 0x12,
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MTLO = 0x13,
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MULT = 0x18,
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MULTU = 0x19,
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DIV = 0x1a,
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DIVU = 0x1b,
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ADD = 0x20,
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ADDU = 0x21,
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SUB = 0x22,
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SUBU = 0x23,
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AND = 0x24,
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OR = 0x25,
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XOR = 0x26,
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NOR = 0x27,
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SLT = 0x2a,
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SLTU = 0x2b,
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} op_secondary_t;
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typedef void (*cpu_insn_handler)(cpu_t *, uint32_t);
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void insn_execute(cpu_t *cpu, uint32_t insn);
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#endif
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