diff options
Diffstat (limited to 'opcodes.h')
| -rw-r--r-- | opcodes.h | 411 |
1 files changed, 259 insertions, 152 deletions
@@ -29,160 +29,267 @@ struct opcode { bool memread; bool memwrite; bool page_cross; + bool unofficial; enum addressing_mode mode; }; struct opcode opcodes[0x100] = { - /* official opcodes */ - [0x69] = { "ADC", ADC, 2, 2, false, false, false, AM_IMM }, - [0x65] = { "ADC", ADC, 2, 3, true, false, false, AM_ZP }, - [0x75] = { "ADC", ADC, 2, 4, true, false, false, AM_ZP_X }, - [0x6D] = { "ADC", ADC, 3, 4, true, false, false, AM_ABS }, - [0x7D] = { "ADC", ADC, 3, 4, true, false, true, AM_ABS_X }, - [0x79] = { "ADC", ADC, 3, 4, true, false, true, AM_ABS_Y }, - [0x61] = { "ADC", ADC, 2, 6, true, false, false, AM_IND_X }, - [0x71] = { "ADC", ADC, 2, 5, true, false, true, AM_IND_Y }, - [0x29] = { "AND", AND, 2, 2, false, false, false, AM_IMM }, - [0x25] = { "AND", AND, 2, 3, true, false, false, AM_ZP }, - [0x35] = { "AND", AND, 2, 4, true, false, false, AM_ZP_X }, - [0x2D] = { "AND", AND, 3, 4, true, false, false, AM_ABS }, - [0x3D] = { "AND", AND, 3, 4, true, false, true, AM_ABS_X }, - [0x39] = { "AND", AND, 3, 4, true, false, true, AM_ABS_Y }, - [0x21] = { "AND", AND, 2, 6, true, false, false, AM_IND_X }, - [0x31] = { "AND", AND, 2, 5, true, false, true, AM_IND_Y }, - [0x0A] = { "ASL", ASL_acc, 1, 2, false, false, false, AM_ACC }, - [0x06] = { "ASL", ASL, 2, 5, false, true, false, AM_ZP }, - [0x16] = { "ASL", ASL, 2, 6, false, true, false, AM_ZP_X }, - [0x0E] = { "ASL", ASL, 3, 6, false, true, false, AM_ABS }, - [0x1E] = { "ASL", ASL, 3, 7, false, true, false, AM_ABS_X }, - [0x90] = { "BCC", BCC, 2, 2, false, false, true, AM_REL }, - [0xB0] = { "BCS", BCS, 2, 2, false, false, true, AM_REL }, - [0xF0] = { "BEQ", BEQ, 2, 2, false, false, true, AM_REL }, - [0x24] = { "BIT", BIT, 2, 3, true, false, false, AM_ZP }, - [0x2C] = { "BIT", BIT, 3, 4, true, false, false, AM_ABS }, - [0x30] = { "BMI", BMI, 2, 2, false, false, true, AM_REL }, - [0xD0] = { "BNE", BNE, 2, 2, false, false, true, AM_REL }, - [0x10] = { "BPL", BPL, 2, 2, false, false, true, AM_REL }, - [0x00] = { "BRK", BRK, 1, 7, false, false, false, AM_NONE }, - [0x50] = { "BVC", BVC, 2, 2, false, false, true, AM_REL }, - [0x70] = { "BVS", BVS, 2, 2, false, false, true, AM_REL }, - [0x18] = { "CLC", CLC, 1, 2, false, false, false, AM_NONE }, - [0xD8] = { "CLD", CLD, 1, 2, false, false, false, AM_NONE }, - [0x58] = { "CLI", CLI, 1, 2, false, false, false, AM_NONE }, - [0xB8] = { "CLV", CLV, 1, 2, false, false, false, AM_NONE }, - [0xC9] = { "CMP", CMP, 2, 2, false, false, false, AM_IMM }, - [0xC5] = { "CMP", CMP, 2, 3, true, false, false, AM_ZP }, - [0xD5] = { "CMP", CMP, 2, 4, true, false, false, AM_ZP_X }, - [0xCD] = { "CMP", CMP, 3, 4, true, false, false, AM_ABS }, - [0xDD] = { "CMP", CMP, 3, 4, true, false, true, AM_ABS_X }, - [0xD9] = { "CMP", CMP, 3, 4, true, false, true, AM_ABS_Y }, - [0xC1] = { "CMP", CMP, 2, 6, true, false, false, AM_IND_X }, - [0xD1] = { "CMP", CMP, 2, 5, true, false, true, AM_IND_Y }, - [0xE0] = { "CPX", CPX, 2, 2, false, false, false, AM_IMM }, - [0xE4] = { "CPX", CPX, 2, 3, true, false, false, AM_ZP }, - [0xEC] = { "CPX", CPX, 3, 4, true, false, false, AM_ABS }, - [0xC0] = { "CPY", CPY, 2, 2, false, false, false, AM_IMM }, - [0xC4] = { "CPY", CPY, 2, 3, true, false, false, AM_ZP }, - [0xCC] = { "CPY", CPY, 3, 4, true, false, false, AM_ABS }, - [0xC6] = { "DEC", DEC, 2, 5, false, true, false, AM_ZP }, - [0xD6] = { "DEC", DEC, 2, 6, false, true, false, AM_ZP_X }, - [0xCE] = { "DEC", DEC, 3, 6, false, true, false, AM_ABS }, - [0xDE] = { "DEC", DEC, 3, 7, false, true, false, AM_ABS_X }, - [0xCA] = { "DEX", DEX, 1, 2, false, false, false, AM_NONE }, - [0x88] = { "DEY", DEY, 1, 2, false, false, false, AM_NONE }, - [0x49] = { "EOR", EOR, 2, 2, false, false, false, AM_IMM }, - [0x45] = { "EOR", EOR, 2, 3, true, false, false, AM_ZP }, - [0x55] = { "EOR", EOR, 2, 4, true, false, false, AM_ZP_X }, - [0x4D] = { "EOR", EOR, 3, 4, true, false, false, AM_ABS }, - [0x5D] = { "EOR", EOR, 3, 4, true, false, true, AM_ABS_X }, - [0x59] = { "EOR", EOR, 3, 4, true, false, true, AM_ABS_Y }, - [0x41] = { "EOR", EOR, 2, 6, true, false, false, AM_IND_X }, - [0x51] = { "EOR", EOR, 2, 5, true, false, true, AM_IND_Y }, - [0xE6] = { "INC", INC, 2, 5, false, true, false, AM_ZP }, - [0xF6] = { "INC", INC, 2, 6, false, true, false, AM_ZP_X }, - [0xEE] = { "INC", INC, 3, 6, false, true, false, AM_ABS }, - [0xFE] = { "INC", INC, 3, 7, false, true, false, AM_ABS_X }, - [0xE8] = { "INX", INX, 1, 2, false, false, false, AM_NONE }, - [0xC8] = { "INY", INY, 1, 2, false, false, false, AM_NONE }, - [0x4C] = { "JMP", JMP, 3, 3, false, false, false, AM_ABS }, - [0x6C] = { "JMP", JMP, 3, 5, false, false, false, AM_IND }, - [0x20] = { "JSR", JSR, 3, 6, false, false, false, AM_ABS }, - [0xA9] = { "LDA", LDA, 2, 2, false, false, false, AM_IMM }, - [0xA5] = { "LDA", LDA, 2, 3, true, false, false, AM_ZP }, - [0xB5] = { "LDA", LDA, 2, 4, true, false, false, AM_ZP_X }, - [0xAD] = { "LDA", LDA, 3, 4, true, false, false, AM_ABS }, - [0xBD] = { "LDA", LDA, 3, 4, true, false, true, AM_ABS_X }, - [0xB9] = { "LDA", LDA, 3, 4, true, false, true, AM_ABS_Y }, - [0xA1] = { "LDA", LDA, 2, 6, true, false, false, AM_IND_X }, - [0xB1] = { "LDA", LDA, 2, 5, true, false, true, AM_IND_Y }, - [0xA2] = { "LDX", LDX, 2, 2, false, false, false, AM_IMM }, - [0xA6] = { "LDX", LDX, 2, 3, true, false, false, AM_ZP }, - [0xB6] = { "LDX", LDX, 2, 4, true, false, false, AM_ZP_Y }, - [0xAE] = { "LDX", LDX, 3, 4, true, false, false, AM_ABS }, - [0xBE] = { "LDX", LDX, 3, 4, true, false, true, AM_ABS_Y }, - [0xA0] = { "LDY", LDY, 2, 2, false, false, false, AM_IMM }, - [0xA4] = { "LDY", LDY, 2, 3, true, false, false, AM_ZP }, - [0xB4] = { "LDY", LDY, 2, 4, true, false, false, AM_ZP_X }, - [0xAC] = { "LDY", LDY, 3, 4, true, false, false, AM_ABS }, - [0xBC] = { "LDY", LDY, 3, 4, true, false, true, AM_ABS_X }, - [0x4A] = { "LSR", LSR_acc, 1, 2, false, false, false, AM_ACC }, - [0x46] = { "LSR", LSR, 2, 5, false, true, false, AM_ZP }, - [0x56] = { "LSR", LSR, 2, 6, false, true, false, AM_ZP_X }, - [0x4E] = { "LSR", LSR, 3, 6, false, true, false, AM_ABS }, - [0x5E] = { "LSR", LSR, 3, 7, false, true, false, AM_ABS_X }, - [0xEA] = { "NOP", NOP, 1, 2, false, false, false, AM_NONE }, - [0x09] = { "ORA", ORA, 2, 2, false, false, false, AM_IMM }, - [0x05] = { "ORA", ORA, 2, 3, true, false, false, AM_ZP }, - [0x15] = { "ORA", ORA, 2, 4, true, false, false, AM_ZP_X }, - [0x0D] = { "ORA", ORA, 3, 4, true, false, false, AM_ABS }, - [0x1D] = { "ORA", ORA, 3, 4, true, false, true, AM_ABS_X }, - [0x19] = { "ORA", ORA, 3, 4, true, false, true, AM_ABS_Y }, - [0x01] = { "ORA", ORA, 2, 6, true, false, false, AM_IND_X }, - [0x11] = { "ORA", ORA, 2, 5, true, false, true, AM_IND_Y }, - [0x48] = { "PHA", PHA, 1, 3, false, false, false, AM_NONE }, - [0x08] = { "PHP", PHP, 1, 3, false, false, false, AM_NONE }, - [0x68] = { "PLA", PLA, 1, 4, false, false, false, AM_NONE }, - [0x28] = { "PLP", PLP, 1, 4, false, false, false, AM_NONE }, - [0x2A] = { "ROL", ROL_acc, 1, 2, false, false, false, AM_ACC }, - [0x26] = { "ROL", ROL, 2, 5, false, true, false, AM_ZP }, - [0x36] = { "ROL", ROL, 2, 6, false, true, false, AM_ZP_X }, - [0x2E] = { "ROL", ROL, 3, 6, false, true, false, AM_ABS }, - [0x3E] = { "ROL", ROL, 3, 7, false, true, false, AM_ABS_X }, - [0x6A] = { "ROR", ROR_acc, 1, 2, false, false, false, AM_ACC }, - [0x66] = { "ROR", ROR, 2, 5, false, true, false, AM_ZP }, - [0x76] = { "ROR", ROR, 2, 6, false, true, false, AM_ZP_X }, - [0x6E] = { "ROR", ROR, 3, 6, false, true, false, AM_ABS }, - [0x7E] = { "ROR", ROR, 3, 7, false, true, false, AM_ABS_X }, - [0x40] = { "RTI", RTI, 1, 6, false, false, false, AM_NONE }, - [0x60] = { "RTS", RTS, 1, 6, false, false, false, AM_NONE }, - [0xE9] = { "SBC", SBC, 2, 2, false, false, false, AM_IMM }, - [0xE5] = { "SBC", SBC, 2, 3, true, false, false, AM_ZP }, - [0xF5] = { "SBC", SBC, 2, 4, true, false, false, AM_ZP_X }, - [0xED] = { "SBC", SBC, 3, 4, true, false, false, AM_ABS }, - [0xFD] = { "SBC", SBC, 3, 4, true, false, true, AM_ABS_X }, - [0xF9] = { "SBC", SBC, 3, 4, true, false, true, AM_ABS_Y }, - [0xE1] = { "SBC", SBC, 2, 6, true, false, false, AM_IND_X }, - [0xF1] = { "SBC", SBC, 2, 5, true, false, true, AM_IND_Y }, - [0x38] = { "SEC", SEC, 1, 2, false, false, false, AM_NONE }, - [0xF8] = { "SED", SED, 1, 2, false, false, false, AM_NONE }, - [0x78] = { "SEI", SEI, 1, 2, false, false, false, AM_NONE }, - [0x85] = { "STA", STA, 2, 3, false, true, false, AM_ZP }, - [0x95] = { "STA", STA, 2, 4, false, true, false, AM_ZP_X }, - [0x8D] = { "STA", STA, 3, 4, false, true, false, AM_ABS }, - [0x9D] = { "STA", STA, 3, 5, false, true, false, AM_ABS_X }, - [0x99] = { "STA", STA, 3, 5, false, true, false, AM_ABS_Y }, - [0x81] = { "STA", STA, 2, 6, false, true, false, AM_IND_X }, - [0x91] = { "STA", STA, 2, 6, false, true, false, AM_IND_Y }, - [0x86] = { "STX", STX, 2, 3, false, true, false, AM_ZP }, - [0x96] = { "STX", STX, 2, 4, false, true, false, AM_ZP_Y }, - [0x8E] = { "STX", STX, 3, 4, false, true, false, AM_ABS }, - [0x84] = { "STY", STY, 2, 3, false, true, false, AM_ZP }, - [0x94] = { "STY", STY, 2, 4, false, true, false, AM_ZP_X }, - [0x8C] = { "STY", STY, 3, 4, false, true, false, AM_ABS }, - [0xAA] = { "TAX", TAX, 1, 2, false, false, false, AM_NONE }, - [0xA8] = { "TAY", TAY, 1, 2, false, false, false, AM_NONE }, - [0xBA] = { "TSX", TSX, 1, 2, false, false, false, AM_NONE }, - [0x8A] = { "TXA", TXA, 1, 2, false, false, false, AM_NONE }, - [0x9A] = { "TXS", TXS, 1, 2, false, false, false, AM_NONE }, - [0x98] = { "TYA", TYA, 1, 2, false, false, false, AM_NONE }, + /* official opcodes: https://www.nesdev.org/obelisk-6502-guide/instructions.html */ + [0x69] = { "ADC", ADC, 2, 2, false, false, false, false, AM_IMM }, + [0x65] = { "ADC", ADC, 2, 3, true, false, false, false, AM_ZP }, + [0x75] = { "ADC", ADC, 2, 4, true, false, false, false, AM_ZP_X }, + [0x6D] = { "ADC", ADC, 3, 4, true, false, false, false, AM_ABS }, + [0x7D] = { "ADC", ADC, 3, 4, true, false, true, false, AM_ABS_X }, + [0x79] = { "ADC", ADC, 3, 4, true, false, true, false, AM_ABS_Y }, + [0x61] = { "ADC", ADC, 2, 6, true, false, false, false, AM_IND_X }, + [0x71] = { "ADC", ADC, 2, 5, true, false, true, false, AM_IND_Y }, + [0x29] = { "AND", AND, 2, 2, false, false, false, false, AM_IMM }, + [0x25] = { "AND", AND, 2, 3, true, false, false, false, AM_ZP }, + [0x35] = { "AND", AND, 2, 4, true, false, false, false, AM_ZP_X }, + [0x2D] = { "AND", AND, 3, 4, true, false, false, false, AM_ABS }, + [0x3D] = { "AND", AND, 3, 4, true, false, true, false, AM_ABS_X }, + [0x39] = { "AND", AND, 3, 4, true, false, true, false, AM_ABS_Y }, + [0x21] = { "AND", AND, 2, 6, true, false, false, false, AM_IND_X }, + [0x31] = { "AND", AND, 2, 5, true, false, true, false, AM_IND_Y }, + [0x0A] = { "ASL", ASL_acc, 1, 2, false, false, false, false, AM_ACC }, + [0x06] = { "ASL", ASL, 2, 5, false, true, false, false, AM_ZP }, + [0x16] = { "ASL", ASL, 2, 6, false, true, false, false, AM_ZP_X }, + [0x0E] = { "ASL", ASL, 3, 6, false, true, false, false, AM_ABS }, + [0x1E] = { "ASL", ASL, 3, 7, false, true, false, false, AM_ABS_X }, + [0x90] = { "BCC", BCC, 2, 2, false, false, true, false, AM_REL }, + [0xB0] = { "BCS", BCS, 2, 2, false, false, true, false, AM_REL }, + [0xF0] = { "BEQ", BEQ, 2, 2, false, false, true, false, AM_REL }, + [0x24] = { "BIT", BIT, 2, 3, true, false, false, false, AM_ZP }, + [0x2C] = { "BIT", BIT, 3, 4, true, false, false, false, AM_ABS }, + [0x30] = { "BMI", BMI, 2, 2, false, false, true, false, AM_REL }, + [0xD0] = { "BNE", BNE, 2, 2, false, false, true, false, AM_REL }, + [0x10] = { "BPL", BPL, 2, 2, false, false, true, false, AM_REL }, + [0x00] = { "BRK", BRK, 1, 7, false, false, false, false, AM_NONE }, + [0x50] = { "BVC", BVC, 2, 2, false, false, true, false, AM_REL }, + [0x70] = { "BVS", BVS, 2, 2, false, false, true, false, AM_REL }, + [0x18] = { "CLC", CLC, 1, 2, false, false, false, false, AM_NONE }, + [0xD8] = { "CLD", CLD, 1, 2, false, false, false, false, AM_NONE }, + [0x58] = { "CLI", CLI, 1, 2, false, false, false, false, AM_NONE }, + [0xB8] = { "CLV", CLV, 1, 2, false, false, false, false, AM_NONE }, + [0xC9] = { "CMP", CMP, 2, 2, false, false, false, false, AM_IMM }, + [0xC5] = { "CMP", CMP, 2, 3, true, false, false, false, AM_ZP }, + [0xD5] = { "CMP", CMP, 2, 4, true, false, false, false, AM_ZP_X }, + [0xCD] = { "CMP", CMP, 3, 4, true, false, false, false, AM_ABS }, + [0xDD] = { "CMP", CMP, 3, 4, true, false, true, false, AM_ABS_X }, + [0xD9] = { "CMP", CMP, 3, 4, true, false, true, false, AM_ABS_Y }, + [0xC1] = { "CMP", CMP, 2, 6, true, false, false, false, AM_IND_X }, + [0xD1] = { "CMP", CMP, 2, 5, true, false, true, false, AM_IND_Y }, + [0xE0] = { "CPX", CPX, 2, 2, false, false, false, false, AM_IMM }, + [0xE4] = { "CPX", CPX, 2, 3, true, false, false, false, AM_ZP }, + [0xEC] = { "CPX", CPX, 3, 4, true, false, false, false, AM_ABS }, + [0xC0] = { "CPY", CPY, 2, 2, false, false, false, false, AM_IMM }, + [0xC4] = { "CPY", CPY, 2, 3, true, false, false, false, AM_ZP }, + [0xCC] = { "CPY", CPY, 3, 4, true, false, false, false, AM_ABS }, + [0xC6] = { "DEC", DEC, 2, 5, false, true, false, false, AM_ZP }, + [0xD6] = { "DEC", DEC, 2, 6, false, true, false, false, AM_ZP_X }, + [0xCE] = { "DEC", DEC, 3, 6, false, true, false, false, AM_ABS }, + [0xDE] = { "DEC", DEC, 3, 7, false, true, false, false, AM_ABS_X }, + [0xCA] = { "DEX", DEX, 1, 2, false, false, false, false, AM_NONE }, + [0x88] = { "DEY", DEY, 1, 2, false, false, false, false, AM_NONE }, + [0x49] = { "EOR", EOR, 2, 2, false, false, false, false, AM_IMM }, + [0x45] = { "EOR", EOR, 2, 3, true, false, false, false, AM_ZP }, + [0x55] = { "EOR", EOR, 2, 4, true, false, false, false, AM_ZP_X }, + [0x4D] = { "EOR", EOR, 3, 4, true, false, false, false, AM_ABS }, + [0x5D] = { "EOR", EOR, 3, 4, true, false, true, false, AM_ABS_X }, + [0x59] = { "EOR", EOR, 3, 4, true, false, true, false, AM_ABS_Y }, + [0x41] = { "EOR", EOR, 2, 6, true, false, false, false, AM_IND_X }, + [0x51] = { "EOR", EOR, 2, 5, true, false, true, false, AM_IND_Y }, + [0xE6] = { "INC", INC, 2, 5, false, true, false, false, AM_ZP }, + [0xF6] = { "INC", INC, 2, 6, false, true, false, false, AM_ZP_X }, + [0xEE] = { "INC", INC, 3, 6, false, true, false, false, AM_ABS }, + [0xFE] = { "INC", INC, 3, 7, false, true, false, false, AM_ABS_X }, + [0xE8] = { "INX", INX, 1, 2, false, false, false, false, AM_NONE }, + [0xC8] = { "INY", INY, 1, 2, false, false, false, false, AM_NONE }, + [0x4C] = { "JMP", JMP, 3, 3, false, false, false, false, AM_ABS }, + [0x6C] = { "JMP", JMP, 3, 5, false, false, false, false, AM_IND }, + [0x20] = { "JSR", JSR, 3, 6, false, false, false, false, AM_ABS }, + [0xA9] = { "LDA", LDA, 2, 2, false, false, false, false, AM_IMM }, + [0xA5] = { "LDA", LDA, 2, 3, true, false, false, false, AM_ZP }, + [0xB5] = { "LDA", LDA, 2, 4, true, false, false, false, AM_ZP_X }, + [0xAD] = { "LDA", LDA, 3, 4, true, false, false, false, AM_ABS }, + [0xBD] = { "LDA", LDA, 3, 4, true, false, true, false, AM_ABS_X }, + [0xB9] = { "LDA", LDA, 3, 4, true, false, true, false, AM_ABS_Y }, + [0xA1] = { "LDA", LDA, 2, 6, true, false, false, false, AM_IND_X }, + [0xB1] = { "LDA", LDA, 2, 5, true, false, true, false, AM_IND_Y }, + [0xA2] = { "LDX", LDX, 2, 2, false, false, false, false, AM_IMM }, + [0xA6] = { "LDX", LDX, 2, 3, true, false, false, false, AM_ZP }, + [0xB6] = { "LDX", LDX, 2, 4, true, false, false, false, AM_ZP_Y }, + [0xAE] = { "LDX", LDX, 3, 4, true, false, false, false, AM_ABS }, + [0xBE] = { "LDX", LDX, 3, 4, true, false, true, false, AM_ABS_Y }, + [0xA0] = { "LDY", LDY, 2, 2, false, false, false, false, AM_IMM }, + [0xA4] = { "LDY", LDY, 2, 3, true, false, false, false, AM_ZP }, + [0xB4] = { "LDY", LDY, 2, 4, true, false, false, false, AM_ZP_X }, + [0xAC] = { "LDY", LDY, 3, 4, true, false, false, false, AM_ABS }, + [0xBC] = { "LDY", LDY, 3, 4, true, false, true, false, AM_ABS_X }, + [0x4A] = { "LSR", LSR_acc, 1, 2, false, false, false, false, AM_ACC }, + [0x46] = { "LSR", LSR, 2, 5, false, true, false, false, AM_ZP }, + [0x56] = { "LSR", LSR, 2, 6, false, true, false, false, AM_ZP_X }, + [0x4E] = { "LSR", LSR, 3, 6, false, true, false, false, AM_ABS }, + [0x5E] = { "LSR", LSR, 3, 7, false, true, false, false, AM_ABS_X }, + [0xEA] = { "NOP", NOP, 1, 2, false, false, false, false, AM_NONE }, + [0x09] = { "ORA", ORA, 2, 2, false, false, false, false, AM_IMM }, + [0x05] = { "ORA", ORA, 2, 3, true, false, false, false, AM_ZP }, + [0x15] = { "ORA", ORA, 2, 4, true, false, false, false, AM_ZP_X }, + [0x0D] = { "ORA", ORA, 3, 4, true, false, false, false, AM_ABS }, + [0x1D] = { "ORA", ORA, 3, 4, true, false, true, false, AM_ABS_X }, + [0x19] = { "ORA", ORA, 3, 4, true, false, true, false, AM_ABS_Y }, + [0x01] = { "ORA", ORA, 2, 6, true, false, false, false, AM_IND_X }, + [0x11] = { "ORA", ORA, 2, 5, true, false, true, false, AM_IND_Y }, + [0x48] = { "PHA", PHA, 1, 3, false, false, false, false, AM_NONE }, + [0x08] = { "PHP", PHP, 1, 3, false, false, false, false, AM_NONE }, + [0x68] = { "PLA", PLA, 1, 4, false, false, false, false, AM_NONE }, + [0x28] = { "PLP", PLP, 1, 4, false, false, false, false, AM_NONE }, + [0x2A] = { "ROL", ROL_acc, 1, 2, false, false, false, false, AM_ACC }, + [0x26] = { "ROL", ROL, 2, 5, false, true, false, false, AM_ZP }, + [0x36] = { "ROL", ROL, 2, 6, false, true, false, false, AM_ZP_X }, + [0x2E] = { "ROL", ROL, 3, 6, false, true, false, false, AM_ABS }, + [0x3E] = { "ROL", ROL, 3, 7, false, true, false, false, AM_ABS_X }, + [0x6A] = { "ROR", ROR_acc, 1, 2, false, false, false, false, AM_ACC }, + [0x66] = { "ROR", ROR, 2, 5, false, true, false, false, AM_ZP }, + [0x76] = { "ROR", ROR, 2, 6, false, true, false, false, AM_ZP_X }, + [0x6E] = { "ROR", ROR, 3, 6, false, true, false, false, AM_ABS }, + [0x7E] = { "ROR", ROR, 3, 7, false, true, false, false, AM_ABS_X }, + [0x40] = { "RTI", RTI, 1, 6, false, false, false, false, AM_NONE }, + [0x60] = { "RTS", RTS, 1, 6, false, false, false, false, AM_NONE }, + [0xE9] = { "SBC", SBC, 2, 2, false, false, false, false, AM_IMM }, + [0xE5] = { "SBC", SBC, 2, 3, true, false, false, false, AM_ZP }, + [0xF5] = { "SBC", SBC, 2, 4, true, false, false, false, AM_ZP_X }, + [0xED] = { "SBC", SBC, 3, 4, true, false, false, false, AM_ABS }, + [0xFD] = { "SBC", SBC, 3, 4, true, false, true, false, AM_ABS_X }, + [0xF9] = { "SBC", SBC, 3, 4, true, false, true, false, AM_ABS_Y }, + [0xE1] = { "SBC", SBC, 2, 6, true, false, false, false, AM_IND_X }, + [0xF1] = { "SBC", SBC, 2, 5, true, false, true, false, AM_IND_Y }, + [0x38] = { "SEC", SEC, 1, 2, false, false, false, false, AM_NONE }, + [0xF8] = { "SED", SED, 1, 2, false, false, false, false, AM_NONE }, + [0x78] = { "SEI", SEI, 1, 2, false, false, false, false, AM_NONE }, + [0x85] = { "STA", STA, 2, 3, false, true, false, false, AM_ZP }, + [0x95] = { "STA", STA, 2, 4, false, true, false, false, AM_ZP_X }, + [0x8D] = { "STA", STA, 3, 4, false, true, false, false, AM_ABS }, + [0x9D] = { "STA", STA, 3, 5, false, true, false, false, AM_ABS_X }, + [0x99] = { "STA", STA, 3, 5, false, true, false, false, AM_ABS_Y }, + [0x81] = { "STA", STA, 2, 6, false, true, false, false, AM_IND_X }, + [0x91] = { "STA", STA, 2, 6, false, true, false, false, AM_IND_Y }, + [0x86] = { "STX", STX, 2, 3, false, true, false, false, AM_ZP }, + [0x96] = { "STX", STX, 2, 4, false, true, false, false, AM_ZP_Y }, + [0x8E] = { "STX", STX, 3, 4, false, true, false, false, AM_ABS }, + [0x84] = { "STY", STY, 2, 3, false, true, false, false, AM_ZP }, + [0x94] = { "STY", STY, 2, 4, false, true, false, false, AM_ZP_X }, + [0x8C] = { "STY", STY, 3, 4, false, true, false, false, AM_ABS }, + [0xAA] = { "TAX", TAX, 1, 2, false, false, false, false, AM_NONE }, + [0xA8] = { "TAY", TAY, 1, 2, false, false, false, false, AM_NONE }, + [0xBA] = { "TSX", TSX, 1, 2, false, false, false, false, AM_NONE }, + [0x8A] = { "TXA", TXA, 1, 2, false, false, false, false, AM_NONE }, + [0x9A] = { "TXS", TXS, 1, 2, false, false, false, false, AM_NONE }, + [0x98] = { "TYA", TYA, 1, 2, false, false, false, false, AM_NONE }, + /* unofficial opcodes: https://www.nesdev.org/undocumented_opcodes.txt */ + [0x0B] = { "AAC", AAC, 2, 2, false, false, false, true, AM_IMM }, + [0x2B] = { "AAC", AAC, 2, 2, false, false, false, true, AM_IMM }, + [0x87] = { "AAX", AAX, 2, 3, false, false, false, true, AM_ZP }, + [0x97] = { "AAX", AAX, 2, 4, false, false, false, true, AM_ZP_Y }, + [0x83] = { "AAX", AAX, 2, 6, false, false, false, true, AM_IND_X }, + [0x8F] = { "AAX", AAX, 3, 4, false, false, false, true, AM_ABS }, + [0x6B] = { "ARR", ARR, 2, 2, false, false, false, true, AM_IMM }, + [0x4B] = { "ASR", ASR, 2, 2, false, false, false, true, AM_IMM }, + [0xAB] = { "ATX", ATX, 2, 2, false, false, false, true, AM_IMM }, + [0x9F] = { "AXA", AXA, 3, 5, false, false, false, true, AM_ABS_Y }, + [0x93] = { "AXA", AXA, 2, 6, false, false, false, true, AM_IND_Y }, + [0xCB] = { "AXS", AXS, 2, 2, false, false, false, true, AM_IMM }, + [0xC7] = { "DCP", DCP, 2, 5, false, false, false, true, AM_ZP }, + [0xD7] = { "DCP", DCP, 2, 6, false, false, false, true, AM_ZP_X }, + [0xCF] = { "DCP", DCP, 3, 6, false, false, false, true, AM_ABS }, + [0xDF] = { "DCP", DCP, 3, 7, false, false, false, true, AM_ABS_X }, + [0xDB] = { "DCP", DCP, 3, 7, false, false, false, true, AM_ABS_Y }, + [0xC3] = { "DCP", DCP, 2, 8, false, false, false, true, AM_IND_X }, + [0xD3] = { "DCP", DCP, 2, 8, false, false, false, true, AM_IND_Y }, + [0x04] = { "NOP", NOP, 2, 3, true, false, false, true, AM_ZP }, + [0x14] = { "NOP", NOP, 2, 4, true, false, false, true, AM_ZP_X }, + [0x34] = { "NOP", NOP, 2, 4, true, false, false, true, AM_ZP_X }, + [0x44] = { "NOP", NOP, 2, 3, true, false, false, true, AM_ZP }, + [0x54] = { "NOP", NOP, 2, 4, true, false, false, true, AM_ZP_X }, + [0x64] = { "NOP", NOP, 2, 3, true, false, false, true, AM_ZP }, + [0x74] = { "NOP", NOP, 2, 4, true, false, false, true, AM_ZP_X }, + [0x80] = { "NOP", NOP, 2, 2, false, false, false, true, AM_IMM }, + [0x82] = { "NOP", NOP, 2, 2, false, false, false, true, AM_IMM }, + [0x89] = { "NOP", NOP, 2, 2, false, false, false, true, AM_IMM }, + [0xC2] = { "NOP", NOP, 2, 2, false, false, false, true, AM_IMM }, + [0xD4] = { "NOP", NOP, 2, 4, false, false, false, true, AM_ZP_X }, + [0xE2] = { "NOP", NOP, 2, 2, false, false, false, true, AM_IMM }, + [0xF4] = { "NOP", NOP, 2, 4, false, false, false, true, AM_ZP_X }, + [0xE7] = { "ISC", ISC, 2, 5, false, false, false, true, AM_ZP }, + [0xF7] = { "ISC", ISC, 2, 6, false, false, false, true, AM_ZP_X }, + [0xEF] = { "ISC", ISC, 3, 6, false, false, false, true, AM_ABS }, + [0xFF] = { "ISC", ISC, 3, 7, false, false, false, true, AM_ABS_X }, + [0xFB] = { "ISC", ISC, 3, 7, false, false, false, true, AM_ABS_Y }, + [0xE3] = { "ISC", ISC, 2, 8, false, false, false, true, AM_IND_X }, + [0xF3] = { "ISC", ISC, 2, 8, false, false, false, true, AM_IND_Y }, + [0x02] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x12] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x22] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x32] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x42] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x52] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x62] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x72] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0x92] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0xB2] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0xD2] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0xF2] = { "KIL", KIL, 1, 0, false, false, false, true, AM_NONE }, + [0xBB] = { "LAR", LAR, 3, 4, false, false, true, true, AM_ABS_Y }, + [0xA7] = { "LAX", LAX, 2, 3, false, false, false, true, AM_ZP }, + [0xB7] = { "LAX", LAX, 2, 4, false, false, false, true, AM_ZP_Y }, + [0xAF] = { "LAX", LAX, 3, 4, false, false, false, true, AM_ABS }, + [0xBF] = { "LAX", LAX, 3, 4, false, false, true, true, AM_ABS_Y }, + [0xA3] = { "LAX", LAX, 2, 6, false, false, false, true, AM_IND_X }, + [0xB3] = { "LAX", LAX, 2, 5, false, false, true, true, AM_IND_Y }, + [0x1A] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0x3A] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0x5A] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0x7A] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0xDA] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0xFA] = { "NOP", NOP, 1, 2, false, false, false, true, AM_NONE }, + [0x27] = { "RLA", RLA, 2, 5, false, false, false, true, AM_ZP }, + [0x37] = { "RLA", RLA, 2, 6, false, false, false, true, AM_ZP_X }, + [0x2F] = { "RLA", RLA, 3, 6, false, false, false, true, AM_ABS }, + [0x3F] = { "RLA", RLA, 3, 7, false, false, false, true, AM_ABS_X }, + [0x3B] = { "RLA", RLA, 3, 7, false, false, false, true, AM_ABS_Y }, + [0x23] = { "RLA", RLA, 2, 8, false, false, false, true, AM_IND_X }, + [0x33] = { "RLA", RLA, 2, 8, false, false, false, true, AM_IND_Y }, + [0x67] = { "RRA", RRA, 2, 5, false, false, false, true, AM_ZP }, + [0x77] = { "RRA", RRA, 2, 6, false, false, false, true, AM_ZP_X }, + [0x6F] = { "RRA", RRA, 3, 6, false, false, false, true, AM_ABS }, + [0x7F] = { "RRA", RRA, 3, 7, false, false, false, true, AM_ABS_X }, + [0x7B] = { "RRA", RRA, 3, 7, false, false, false, true, AM_ABS_Y }, + [0x63] = { "RRA", RRA, 2, 8, false, false, false, true, AM_IND_X }, + [0x73] = { "RRA", RRA, 2, 8, false, false, false, true, AM_IND_Y }, + [0xEB] = { "SBC", SBC, 2, 2, false, false, false, true, AM_IMM }, + [0x07] = { "SLO", SLO, 2, 5, false, false, false, true, AM_ZP }, + [0x17] = { "SLO", SLO, 2, 6, false, false, false, true, AM_ZP_X }, + [0x0F] = { "SLO", SLO, 3, 6, false, false, false, true, AM_ABS }, + [0x1F] = { "SLO", SLO, 3, 7, false, false, false, true, AM_ABS_X }, + [0x1B] = { "SLO", SLO, 3, 7, false, false, false, true, AM_ABS_Y }, + [0x03] = { "SLO", SLO, 2, 8, false, false, false, true, AM_IND_X }, + [0x13] = { "SLO", SLO, 2, 8, false, false, false, true, AM_IND_Y }, + [0x47] = { "SRE", SRE, 2, 5, false, false, false, true, AM_ZP }, + [0x57] = { "SRE", SRE, 2, 6, false, false, false, true, AM_ZP_X }, + [0x4F] = { "SRE", SRE, 3, 6, false, false, false, true, AM_ABS }, + [0x5F] = { "SRE", SRE, 3, 7, false, false, false, true, AM_ABS_X }, + [0x5B] = { "SRE", SRE, 3, 7, false, false, false, true, AM_ABS_Y }, + [0x43] = { "SRE", SRE, 2, 8, false, false, false, true, AM_IND_X }, + [0x53] = { "SRE", SRE, 2, 8, false, false, false, true, AM_IND_Y }, + [0x9E] = { "SXA", SXA, 3, 5, false, false, false, true, AM_ABS_Y }, + [0x9C] = { "SYA", SYA, 3, 5, false, false, false, true, AM_ABS_X }, + [0x0C] = { "NOP", NOP, 3, 4, true, false, false, true, AM_ABS }, + [0x1C] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0x3C] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0x5C] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0x7C] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0xDC] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0xFC] = { "NOP", NOP, 3, 4, true, false, true, true, AM_ABS_X }, + [0x8B] = { "XAA", XAA, 2, 2, false, false, false, true, AM_IMM }, + [0x9B] = { "XAS", XAS, 3, 5, false, false, false, true, AM_ABS_Y }, }; |