-/* Mapper table, mnemonic --> opcode */
-static const OPCDesc OPCTable[OPC_COUNT] = {
- { OPC_ADC, "adc", 0, REG_A, REG_A, OF_NONE },
- { OPC_AND, "and", 0, REG_A, REG_A, OF_NONE },
- { OPC_ASL, "asl", 0, REG_A, REG_A, OF_NONE },
- { OPC_BCC, "bcc", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BCS, "bcs", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BEQ, "beq", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BIT, "bit", 0, REG_A, REG_NONE, OF_NONE },
- { OPC_BMI, "bmi", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BNE, "bne", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BPL, "bpl", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BRA, "bra", 2, REG_NONE, REG_NONE, OF_UBRA },
- { OPC_BRK, "brk", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_BVC, "bvc", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_BVS, "bvs", 2, REG_NONE, REG_NONE, OF_CBRA },
- { OPC_CLC, "clc", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_CLD, "cld", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_CLI, "cli", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_CLV, "clv", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_CMP, "cmp", 0, REG_A, REG_NONE, OF_NONE },
- { OPC_CPX, "cpx", 0, REG_X, REG_NONE, OF_NONE },
- { OPC_CPY, "cpy", 0, REG_Y, REG_NONE, OF_NONE },
- { OPC_DEA, "dea", 1, REG_A, REG_A, OF_NONE },
- { OPC_DEC, "dec", 0, REG_NONE, REG_NONE, OF_NONE },
- { OPC_DEX, "dex", 1, REG_X, REG_X, OF_NONE },
- { OPC_DEY, "dey", 1, REG_Y, REG_Y, OF_NONE },
- { OPC_EOR, "eor", 0, REG_A, REG_A, OF_NONE },
- { OPC_INA, "ina", 1, REG_A, REG_A, OF_NONE },
- { OPC_INC, "inc", 0, REG_NONE, REG_NONE, OF_NONE },
- { OPC_INX, "inx", 1, REG_X, REG_X, OF_NONE },
- { OPC_INY, "iny", 1, REG_Y, REG_Y, OF_NONE },
- { OPC_JCC, "jcc", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JCS, "jcs", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JEQ, "jeq", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JMI, "jmi", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JMP, "jmp", 3, REG_NONE, REG_NONE, OF_UBRA | OF_LBRA },
- { OPC_JNE, "jne", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JPL, "jpl", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JSR, "jsr", 3, REG_NONE, REG_NONE, OF_NONE },
- { OPC_JVC, "jvc", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_JVS, "jvs", 5, REG_NONE, REG_NONE, OF_CBRA | OF_LBRA },
- { OPC_LDA, "lda", 0, REG_NONE, REG_A, OF_LOAD },
- { OPC_LDX, "ldx", 0, REG_NONE, REG_X, OF_LOAD },
- { OPC_LDY, "ldy", 0, REG_NONE, REG_Y, OF_LOAD },
- { OPC_LSR, "lsr", 0, REG_A, REG_A, OF_NONE },
- { OPC_NOP, "nop", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_ORA, "ora", 0, REG_A, REG_A, OF_NONE },
- { OPC_PHA, "pha", 1, REG_A, REG_NONE, OF_NONE },
- { OPC_PHP, "php", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_PHX, "phx", 1, REG_X, REG_NONE, OF_NONE },
- { OPC_PHY, "phy", 1, REG_Y, REG_NONE, OF_NONE },
- { OPC_PLA, "pla", 1, REG_NONE, REG_A, OF_NONE },
- { OPC_PLP, "plp", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_PLX, "plx", 1, REG_NONE, REG_X, OF_NONE },
- { OPC_PLY, "ply", 1, REG_NONE, REG_Y, OF_NONE },
- { OPC_ROL, "rol", 0, REG_A, REG_A, OF_NONE },
- { OPC_ROR, "ror", 0, REG_A, REG_A, OF_NONE },
- { OPC_RTI, "rti", 1, REG_NONE, REG_NONE, OF_RET },
- { OPC_RTS, "rts", 1, REG_NONE, REG_NONE, OF_RET },
- { OPC_SBC, "sbc", 0, REG_A, REG_A, OF_NONE },
- { OPC_SEC, "sec", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_SED, "sed", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_SEI, "sei", 1, REG_NONE, REG_NONE, OF_NONE },
- { OPC_STA, "sta", 0, REG_A, REG_NONE, OF_NONE },
- { OPC_STX, "stx", 0, REG_X, REG_NONE, OF_NONE },
- { OPC_STY, "sty", 0, REG_Y, REG_NONE, OF_NONE },
- { OPC_TAX, "tax", 1, REG_A, REG_X, OF_NONE },
- { OPC_TAY, "tay", 1, REG_A, REG_Y, OF_NONE },
- { OPC_TRB, "trb", 0, REG_A, REG_NONE, OF_NONE },
- { OPC_TSB, "tsb", 0, REG_A, REG_NONE, OF_NONE },
- { OPC_TSX, "tsx", 1, REG_NONE, REG_X, OF_NONE },
- { OPC_TXA, "txa", 1, REG_X, REG_A, OF_NONE },
- { OPC_TXS, "txs", 1, REG_X, REG_NONE, OF_NONE },
- { OPC_TYA, "tya", 1, REG_A, REG_A, OF_NONE },
+/* Opcode description table */
+const OPCDesc OPCTable[OP65_COUNT] = {
+
+ /* 65XX opcodes */
+ { OP65_ADC, /* opcode */
+ "adc", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_AND, /* opcode */
+ "and", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_ASL, /* opcode */
+ "asl", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ { OP65_BCC, /* opcode */
+ "bcc", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA /* flags */
+ },
+ { OP65_BCS, /* opcode */
+ "bcs", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA /* flags */
+ },
+ { OP65_BEQ, /* opcode */
+ "beq", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_ZBRA | OF_FBRA /* flags */
+ },
+ { OP65_BIT, /* opcode */
+ "bit", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_BMI, /* opcode */
+ "bmi", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_FBRA /* flags */
+ },
+ { OP65_BNE, /* opcode */
+ "bne", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_ZBRA | OF_FBRA /* flags */
+ },
+ { OP65_BPL, /* opcode */
+ "bpl", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_FBRA /* flags */
+ },
+ { OP65_BRA, /* opcode */
+ "bra", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_UBRA /* flags */
+ },
+ { OP65_BRK, /* opcode */
+ "brk", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_BVC, /* opcode */
+ "bvc", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA /* flags */
+ },
+ { OP65_BVS, /* opcode */
+ "bvs", /* mnemonic */
+ 2, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA /* flags */
+ },
+ { OP65_CLC, /* opcode */
+ "clc", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_CLD, /* opcode */
+ "cld", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_CLI, /* opcode */
+ "cli", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_CLV, /* opcode */
+ "clv", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_CMP, /* opcode */
+ "cmp", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_CMP /* flags */
+ },
+ { OP65_CPX, /* opcode */
+ "cpx", /* mnemonic */
+ 0, /* size */
+ REG_X, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_CMP /* flags */
+ },
+ { OP65_CPY, /* opcode */
+ "cpy", /* mnemonic */
+ 0, /* size */
+ REG_Y, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_CMP /* flags */
+ },
+ { OP65_DEA, /* opcode */
+ "dea", /* mnemonic */
+ 1, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_DEC, /* opcode */
+ "dec", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ { OP65_DEX, /* opcode */
+ "dex", /* mnemonic */
+ 1, /* size */
+ REG_X, /* use */
+ REG_X, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_DEY, /* opcode */
+ "dey", /* mnemonic */
+ 1, /* size */
+ REG_Y, /* use */
+ REG_Y, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_EOR, /* opcode */
+ "eor", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_INA, /* opcode */
+ "ina", /* mnemonic */
+ 1, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_INC, /* opcode */
+ "inc", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ { OP65_INX, /* opcode */
+ "inx", /* mnemonic */
+ 1, /* size */
+ REG_X, /* use */
+ REG_X, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_INY, /* opcode */
+ "iny", /* mnemonic */
+ 1, /* size */
+ REG_Y, /* use */
+ REG_Y, /* chg */
+ OF_REG_INCDEC | OF_SETF /* flags */
+ },
+ { OP65_JCC, /* opcode */
+ "jcc", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA /* flags */
+ },
+ { OP65_JCS, /* opcode */
+ "jcs", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA /* flags */
+ },
+ { OP65_JEQ, /* opcode */
+ "jeq", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA | OF_ZBRA | OF_FBRA /* flags */
+ },
+ { OP65_JMI, /* opcode */
+ "jmi", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA | OF_FBRA /* flags */
+ },
+ { OP65_JMP, /* opcode */
+ "jmp", /* mnemonic */
+ 3, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_UBRA | OF_LBRA /* flags */
+ },
+ { OP65_JNE, /* opcode */
+ "jne", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA | OF_ZBRA | OF_FBRA /* flags */
+ },
+ { OP65_JPL, /* opcode */
+ "jpl", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA | OF_FBRA /* flags */
+ },
+ { OP65_JSR, /* opcode */
+ "jsr", /* mnemonic */
+ 3, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CALL /* flags */
+ },
+ { OP65_JVC, /* opcode */
+ "jvc", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA /* flags */
+ },
+ { OP65_JVS, /* opcode */
+ "jvs", /* mnemonic */
+ 5, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_CBRA | OF_LBRA /* flags */
+ },
+ { OP65_LDA, /* opcode */
+ "lda", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_A, /* chg */
+ OF_LOAD | OF_SETF /* flags */
+ },
+ { OP65_LDX, /* opcode */
+ "ldx", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_X, /* chg */
+ OF_LOAD | OF_SETF /* flags */
+ },
+ { OP65_LDY, /* opcode */
+ "ldy", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_Y, /* chg */
+ OF_LOAD | OF_SETF /* flags */
+ },
+ { OP65_LSR, /* opcode */
+ "lsr", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ { OP65_NOP, /* opcode */
+ "nop", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_ORA, /* opcode */
+ "ora", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_PHA, /* opcode */
+ "pha", /* mnemonic */
+ 1, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_PHP, /* opcode */
+ "php", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_PHX, /* opcode */
+ "phx", /* mnemonic */
+ 1, /* size */
+ REG_X, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_PHY, /* opcode */
+ "phy", /* mnemonic */
+ 1, /* size */
+ REG_Y, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_PLA, /* opcode */
+ "pla", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_PLP, /* opcode */
+ "plp", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_PLX, /* opcode */
+ "plx", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_X, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_PLY, /* opcode */
+ "ply", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_Y, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_ROL, /* opcode */
+ "rol", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ { OP65_ROR, /* opcode */
+ "ror", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_SETF | OF_NOIMP /* flags */
+ },
+ /* Mark RTI as "uses all registers but doesn't change them", so the
+ * optimizer won't remove preceeding loads.
+ */
+ { OP65_RTI, /* opcode */
+ "rti", /* mnemonic */
+ 1, /* size */
+ REG_AXY, /* use */
+ REG_NONE, /* chg */
+ OF_RET /* flags */
+ },
+ { OP65_RTS, /* opcode */
+ "rts", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_RET /* flags */
+ },
+ { OP65_SBC, /* opcode */
+ "sbc", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_A, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_SEC, /* opcode */
+ "sec", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_SED, /* opcode */
+ "sed", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_SEI, /* opcode */
+ "sei", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_NONE /* flags */
+ },
+ { OP65_STA, /* opcode */
+ "sta", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_STORE /* flags */
+ },
+ { OP65_STX, /* opcode */
+ "stx", /* mnemonic */
+ 0, /* size */
+ REG_X, /* use */
+ REG_NONE, /* chg */
+ OF_STORE /* flags */
+ },
+ { OP65_STY, /* opcode */
+ "sty", /* mnemonic */
+ 0, /* size */
+ REG_Y, /* use */
+ REG_NONE, /* chg */
+ OF_STORE /* flags */
+ },
+ { OP65_STZ, /* opcode */
+ "stz", /* mnemonic */
+ 0, /* size */
+ REG_NONE, /* use */
+ REG_NONE, /* chg */
+ OF_STORE /* flags */
+ },
+ { OP65_TAX, /* opcode */
+ "tax", /* mnemonic */
+ 1, /* size */
+ REG_A, /* use */
+ REG_X, /* chg */
+ OF_XFR | OF_SETF /* flags */
+ },
+ { OP65_TAY, /* opcode */
+ "tay", /* mnemonic */
+ 1, /* size */
+ REG_A, /* use */
+ REG_Y, /* chg */
+ OF_XFR | OF_SETF /* flags */
+ },
+ { OP65_TRB, /* opcode */
+ "trb", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_TSB, /* opcode */
+ "tsb", /* mnemonic */
+ 0, /* size */
+ REG_A, /* use */
+ REG_NONE, /* chg */
+ OF_SETF /* flags */
+ },
+ { OP65_TSX, /* opcode */
+ "tsx", /* mnemonic */
+ 1, /* size */
+ REG_NONE, /* use */
+ REG_X, /* chg */
+ OF_XFR | OF_SETF /* flags */
+ },
+ { OP65_TXA, /* opcode */
+ "txa", /* mnemonic */
+ 1, /* size */
+ REG_X, /* use */
+ REG_A, /* chg */
+ OF_XFR | OF_SETF /* flags */
+ },
+ { OP65_TXS, /* opcode */
+ "txs", /* mnemonic */
+ 1, /* size */
+ REG_X, /* use */
+ REG_NONE, /* chg */
+ OF_XFR /* flags */
+ },
+ { OP65_TYA, /* opcode */
+ "tya", /* mnemonic */
+ 1, /* size */
+ REG_Y, /* use */
+ REG_A, /* chg */
+ OF_XFR | OF_SETF /* flags */
+ },