mnemonics.js

"use strict";

// sourced from https://github.com/X16Community/x16-emulator/blob/master/src/cpu/mnemonics.h

const mnemonics = [
	// $0X
	/* $00 */ "brk",
	/* $01 */ "ora",
	/* $02 */ "nop",
	/* $03 */ "nop",
	/* $04 */ "tsb",
	/* $05 */ "ora",
	/* $06 */ "asl",
	/* $07 */ "rmb0",
	/* $08 */ "php",
	/* $09 */ "ora",
	/* $0A */ "asl",
	/* $0B */ "nop",
	/* $0C */ "tsb",
	/* $0D */ "ora",
	/* $0E */ "asl",
	/* $0F */ "bbr0",

	// $1X
	/* $10 */ "bpl",
	/* $11 */ "ora",
	/* $12 */ "ora",
	/* $13 */ "nop",
	/* $14 */ "trb",
	/* $15 */ "ora",
	/* $16 */ "asl",
	/* $17 */ "rmb1",
	/* $18 */ "clc",
	/* $19 */ "ora",
	/* $1A */ "inc",
	/* $1B */ "nop",
	/* $1C */ "trb",
	/* $1D */ "ora",
	/* $1E */ "asl",
	/* $1F */ "bbr1",

	// $2X
	/* $20 */ "jsr",
	/* $21 */ "and",
	/* $22 */ "nop",
	/* $23 */ "nop",
	/* $24 */ "bit",
	/* $25 */ "and",
	/* $26 */ "rol",
	/* $27 */ "rmb2",
	/* $28 */ "plp",
	/* $29 */ "and",
	/* $2A */ "rol",
	/* $2B */ "nop",
	/* $2C */ "bit",
	/* $2D */ "and",
	/* $2E */ "rol",
	/* $2F */ "bbr2",

	// $3X
	/* $30 */ "bmi",
	/* $31 */ "and",
	/* $32 */ "and",
	/* $33 */ "nop",
	/* $34 */ "bit",
	/* $35 */ "and",
	/* $36 */ "rol",
	/* $37 */ "rmb3",
	/* $38 */ "sec",
	/* $39 */ "and",
	/* $3A */ "dec",
	/* $3B */ "nop",
	/* $3C */ "bit",
	/* $3D */ "and",
	/* $3E */ "rol",
	/* $3F */ "bbr3",

	// $4X
	/* $40 */ "rti",
	/* $41 */ "eor",
	/* $42 */ "nop",
	/* $43 */ "nop",
	/* $44 */ "nop",
	/* $45 */ "eor",
	/* $46 */ "lsr",
	/* $47 */ "rmb4",
	/* $48 */ "pha",
	/* $49 */ "eor",
	/* $4A */ "lsr",
	/* $4B */ "nop",
	/* $4C */ "jmp",
	/* $4D */ "eor",
	/* $4E */ "lsr",
	/* $4F */ "bbr4",

	// $5X
	/* $50 */ "bvc",
	/* $51 */ "eor",
	/* $52 */ "eor",
	/* $53 */ "nop",
	/* $54 */ "nop",
	/* $55 */ "eor",
	/* $56 */ "lsr",
	/* $57 */ "rmb5",
	/* $58 */ "cli",
	/* $59 */ "eor",
	/* $5A */ "phy",
	/* $5B */ "nop",
	/* $5C */ "nop",
	/* $5D */ "eor",
	/* $5E */ "lsr",
	/* $5F */ "bbr5",

	// $6X
	/* $60 */ "rts",
	/* $61 */ "adc",
	/* $62 */ "nop",
	/* $63 */ "nop",
	/* $64 */ "stz",
	/* $65 */ "adc",
	/* $66 */ "ror",
	/* $67 */ "rmb6",
	/* $68 */ "pla",
	/* $69 */ "adc",
	/* $6A */ "ror",
	/* $6B */ "nop",
	/* $6C */ "jmp",
	/* $6D */ "adc",
	/* $6E */ "ror",
	/* $6F */ "bbr6",

	// $7X
	/* $70 */ "bvs",
	/* $71 */ "adc",
	/* $72 */ "adc",
	/* $73 */ "nop",
	/* $74 */ "stz",
	/* $75 */ "adc",
	/* $76 */ "ror",
	/* $77 */ "rmb7",
	/* $78 */ "sei",
	/* $79 */ "adc",
	/* $7A */ "ply",
	/* $7B */ "nop",
	/* $7C */ "jmp",
	/* $7D */ "adc",
	/* $7E */ "ror",
	/* $7F */ "bbr7",

	// $8X
	/* $80 */ "bra",
	/* $81 */ "sta",
	/* $82 */ "nop",
	/* $83 */ "nop",
	/* $84 */ "sty",
	/* $85 */ "sta",
	/* $86 */ "stx",
	/* $87 */ "smb0",
	/* $88 */ "dey",
	/* $89 */ "bit",
	/* $8A */ "txa",
	/* $8B */ "nop",
	/* $8C */ "sty",
	/* $8D */ "sta",
	/* $8E */ "stx",
	/* $8F */ "bbs0",

	// $9X
	/* $90 */ "bcc",
	/* $91 */ "sta",
	/* $92 */ "sta",
	/* $93 */ "nop",
	/* $94 */ "sty",
	/* $95 */ "sta",
	/* $96 */ "stx",
	/* $97 */ "smb1",
	/* $98 */ "tya",
	/* $99 */ "sta",
	/* $9A */ "txs",
	/* $9B */ "nop",
	/* $9C */ "stz",
	/* $9D */ "sta",
	/* $9E */ "stz",
	/* $9F */ "bbs1",

	// $AX
	/* $A0 */ "ldy",
	/* $A1 */ "lda",
	/* $A2 */ "ldx",
	/* $A3 */ "nop",
	/* $A4 */ "ldy",
	/* $A5 */ "lda",
	/* $A6 */ "ldx",
	/* $A7 */ "smb2",
	/* $A8 */ "tay",
	/* $A9 */ "lda",
	/* $AA */ "tax",
	/* $AB */ "nop",
	/* $AC */ "ldy",
	/* $AD */ "lda",
	/* $AE */ "ldx",
	/* $AF */ "bbs2",

	// $BX
	/* $B0 */ "bcs",
	/* $B1 */ "lda",
	/* $B2 */ "lda",
	/* $B3 */ "nop",
	/* $B4 */ "ldy",
	/* $B5 */ "lda",
	/* $B6 */ "ldx",
	/* $B7 */ "smb3",
	/* $B8 */ "clv",
	/* $B9 */ "lda",
	/* $BA */ "tsx",
	/* $BB */ "nop",
	/* $BC */ "ldy",
	/* $BD */ "lda",
	/* $BE */ "ldx",
	/* $BF */ "bbs3",

	// $CX
	/* $C0 */ "cpy",
	/* $C1 */ "cmp",
	/* $C2 */ "nop",
	/* $C3 */ "nop",
	/* $C4 */ "cpy",
	/* $C5 */ "cmp",
	/* $C6 */ "dec",
	/* $C7 */ "smb4",
	/* $C8 */ "iny",
	/* $C9 */ "cmp",
	/* $CA */ "dex",
	/* $CB */ "wai",
	/* $CC */ "cpy",
	/* $CD */ "cmp",
	/* $CE */ "dec",
	/* $CF */ "bbs4",

	// $DX
	/* $D0 */ "bne",
	/* $D1 */ "cmp",
	/* $D2 */ "cmp",
	/* $D3 */ "nop",
	/* $D4 */ "nop",
	/* $D5 */ "cmp",
	/* $D6 */ "dec",
	/* $D7 */ "smb5",
	/* $D8 */ "cld",
	/* $D9 */ "cmp",
	/* $DA */ "phx",
	/* $DB */ "dbg",
	/* $DC */ "nop",
	/* $DD */ "cmp",
	/* $DE */ "dec",
	/* $DF */ "bbs5",

	// $EX
	/* $E0 */ "cpx",
	/* $E1 */ "sbc",
	/* $E2 */ "nop",
	/* $E3 */ "nop",
	/* $E4 */ "cpx",
	/* $E5 */ "sbc",
	/* $E6 */ "inc",
	/* $E7 */ "smb6",
	/* $E8 */ "inx",
	/* $E9 */ "sbc",
	/* $EA */ "nop",
	/* $EB */ "nop",
	/* $EC */ "cpx",
	/* $ED */ "sbc",
	/* $EE */ "inc",
	/* $EF */ "bbs6",

	// $FX
	/* $F0 */ "beq",
	/* $F1 */ "sbc",
	/* $F2 */ "sbc",
	/* $F3 */ "nop",
	/* $F4 */ "nop",
	/* $F5 */ "sbc",
	/* $F6 */ "inc",
	/* $F7 */ "smb7",
	/* $F8 */ "sed",
	/* $F9 */ "sbc",
	/* $FA */ "plx",
	/* $FB */ "nop",
	/* $FC */ "nop",
	/* $FD */ "sbc",
	/* $FE */ "inc",
	/* $FF */ "bbs7"
];

const op_mode = {
	MODE_IMP: Symbol("MODE_IMP"),
	MODE_IMM: Symbol("MODE_ZP"),
	MODE_ZP: Symbol("MODE_ZP"),
	MODE_REL: Symbol("MODE_REL"),
	MODE_ZPREL: Symbol("MODE_ZPREL"),
	MODE_ZPX: Symbol("MODE_ZPX"),
	MODE_ZPY: Symbol("MODE_ZPY"),
	MODE_ABSO: Symbol("MODE_ABSO"),
	MODE_ABSX: Symbol("MODE_ABSX"),
	MODE_ABSY: Symbol("MODE_ABSY"),
	MODE_AINX: Symbol("MODE_AINX"),
	MODE_INDY: Symbol("MODE_INDY"),
	MODE_INDX: Symbol("MODE_INDX"),
	MODE_IND: Symbol("MODE_IND"),
	MODE_IND0: Symbol("MODE_IND0"),
	MODE_A: Symbol("MODE_A")
};


const mnemonics_mode = [
	// $0X
	/* $00 */ op_mode.MODE_IMP,
	/* $01 */ op_mode.MODE_INDX,
	/* $02 */ op_mode.MODE_IMP,
	/* $03 */ op_mode.MODE_IMP,
	/* $04 */ op_mode.MODE_ZP,
	/* $05 */ op_mode.MODE_ZP,
	/* $06 */ op_mode.MODE_ZP,
	/* $07 */ op_mode.MODE_ZP,
	/* $08 */ op_mode.MODE_IMP,
	/* $09 */ op_mode.MODE_IMM,
	/* $0A */ op_mode.MODE_A,
	/* $0B */ op_mode.MODE_IMP,
	/* $0C */ op_mode.MODE_ABSO,
	/* $0D */ op_mode.MODE_ABSO,
	/* $0E */ op_mode.MODE_ABSO,
	/* $0F */ op_mode.MODE_ZPREL,

	// $1X
	/* $10 */ op_mode.MODE_REL,
	/* $11 */ op_mode.MODE_INDY,
	/* $12 */ op_mode.MODE_IND0,
	/* $13 */ op_mode.MODE_IMP,
	/* $14 */ op_mode.MODE_ZP,
	/* $15 */ op_mode.MODE_ZPX,
	/* $16 */ op_mode.MODE_ZPX,
	/* $17 */ op_mode.MODE_ZP,
	/* $18 */ op_mode.MODE_IMP,
	/* $19 */ op_mode.MODE_ABSY,
	/* $1A */ op_mode.MODE_A,
	/* $1B */ op_mode.MODE_IMP,
	/* $1C */ op_mode.MODE_ABSO,
	/* $1D */ op_mode.MODE_ABSX,
	/* $1E */ op_mode.MODE_ABSX,
	/* $1F */ op_mode.MODE_ZPREL,

	// $2X
	/* $20 */ op_mode.MODE_ABSO,
	/* $21 */ op_mode.MODE_INDX,
	/* $22 */ op_mode.MODE_IMP,
	/* $23 */ op_mode.MODE_IMP,
	/* $24 */ op_mode.MODE_ZP,
	/* $25 */ op_mode.MODE_ZP,
	/* $26 */ op_mode.MODE_ZP,
	/* $27 */ op_mode.MODE_ZP,
	/* $28 */ op_mode.MODE_IMP,
	/* $29 */ op_mode.MODE_IMM,
	/* $2A */ op_mode.MODE_A,
	/* $2B */ op_mode.MODE_IMP,
	/* $2C */ op_mode.MODE_ABSO,
	/* $2D */ op_mode.MODE_ABSO,
	/* $2E */ op_mode.MODE_ABSO,
	/* $2F */ op_mode.MODE_ZPREL,

	// $3X
	/* $30 */ op_mode.MODE_REL,
	/* $31 */ op_mode.MODE_INDY,
	/* $32 */ op_mode.MODE_IND0,
	/* $33 */ op_mode.MODE_IMP,
	/* $34 */ op_mode.MODE_ZPX,
	/* $35 */ op_mode.MODE_ZPX,
	/* $36 */ op_mode.MODE_ZPX,
	/* $37 */ op_mode.MODE_ZP,
	/* $38 */ op_mode.MODE_IMP,
	/* $39 */ op_mode.MODE_ABSY,
	/* $3A */ op_mode.MODE_A,
	/* $3B */ op_mode.MODE_IMP,
	/* $3C */ op_mode.MODE_ABSX,
	/* $3D */ op_mode.MODE_ABSX,
	/* $3E */ op_mode.MODE_ABSX,
	/* $3F */ op_mode.MODE_ZPREL,

	// $4X
	/* $40 */ op_mode.MODE_IMP,
	/* $41 */ op_mode.MODE_INDX,
	/* $42 */ op_mode.MODE_IMP,
	/* $43 */ op_mode.MODE_IMP,
	/* $44 */ op_mode.MODE_IMP,
	/* $45 */ op_mode.MODE_ZP,
	/* $46 */ op_mode.MODE_ZP,
	/* $47 */ op_mode.MODE_ZP,
	/* $48 */ op_mode.MODE_IMP,
	/* $49 */ op_mode.MODE_IMM,
	/* $4A */ op_mode.MODE_A,
	/* $4B */ op_mode.MODE_IMP,
	/* $4C */ op_mode.MODE_ABSO,
	/* $4D */ op_mode.MODE_ABSO,
	/* $4E */ op_mode.MODE_ABSO,
	/* $4F */ op_mode.MODE_ZPREL,

	// $5X
	/* $50 */ op_mode.MODE_REL,
	/* $51 */ op_mode.MODE_INDY,
	/* $52 */ op_mode.MODE_IND0,
	/* $53 */ op_mode.MODE_IMP,
	/* $54 */ op_mode.MODE_IMP,
	/* $55 */ op_mode.MODE_ZPX,
	/* $56 */ op_mode.MODE_ZPX,
	/* $57 */ op_mode.MODE_ZP,
	/* $58 */ op_mode.MODE_IMP,
	/* $59 */ op_mode.MODE_ABSY,
	/* $5A */ op_mode.MODE_IMP,
	/* $5B */ op_mode.MODE_IMP,
	/* $5C */ op_mode.MODE_IMP,
	/* $5D */ op_mode.MODE_ABSX,
	/* $5E */ op_mode.MODE_ABSX,
	/* $5F */ op_mode.MODE_ZPREL,

	// $6X
	/* $60 */ op_mode.MODE_IMP,
	/* $61 */ op_mode.MODE_INDX,
	/* $62 */ op_mode.MODE_IMP,
	/* $63 */ op_mode.MODE_IMP,
	/* $64 */ op_mode.MODE_ZP,
	/* $65 */ op_mode.MODE_ZP,
	/* $66 */ op_mode.MODE_ZP,
	/* $67 */ op_mode.MODE_ZP,
	/* $68 */ op_mode.MODE_IMP,
	/* $69 */ op_mode.MODE_IMM,
	/* $6A */ op_mode.MODE_A,
	/* $6B */ op_mode.MODE_IMP,
	/* $6C */ op_mode.MODE_IND,
	/* $6D */ op_mode.MODE_ABSO,
	/* $6E */ op_mode.MODE_ABSO,
	/* $6F */ op_mode.MODE_ZPREL,

	// $7X
	/* $70 */ op_mode.MODE_REL,
	/* $71 */ op_mode.MODE_INDY,
	/* $72 */ op_mode.MODE_IND0,
	/* $73 */ op_mode.MODE_IMP,
	/* $74 */ op_mode.MODE_ZPX,
	/* $75 */ op_mode.MODE_ZPX,
	/* $76 */ op_mode.MODE_ZPX,
	/* $77 */ op_mode.MODE_ZP,
	/* $78 */ op_mode.MODE_IMP,
	/* $79 */ op_mode.MODE_ABSY,
	/* $7A */ op_mode.MODE_IMP,
	/* $7B */ op_mode.MODE_IMP,
	/* $7C */ op_mode.MODE_AINX,
	/* $7D */ op_mode.MODE_ABSX,
	/* $7E */ op_mode.MODE_ABSX,
	/* $7F */ op_mode.MODE_ZPREL,

	// $8X
	/* $80 */ op_mode.MODE_REL,
	/* $81 */ op_mode.MODE_INDX,
	/* $82 */ op_mode.MODE_IMP,
	/* $83 */ op_mode.MODE_IMP,
	/* $84 */ op_mode.MODE_ZP,
	/* $85 */ op_mode.MODE_ZP,
	/* $86 */ op_mode.MODE_ZP,
	/* $87 */ op_mode.MODE_ZP,
	/* $88 */ op_mode.MODE_IMP,
	/* $89 */ op_mode.MODE_IMM,
	/* $8A */ op_mode.MODE_IMP,
	/* $8B */ op_mode.MODE_IMP,
	/* $8C */ op_mode.MODE_ABSO,
	/* $8D */ op_mode.MODE_ABSO,
	/* $8E */ op_mode.MODE_ABSO,
	/* $8F */ op_mode.MODE_ZPREL,

	// $9X
	/* $90 */ op_mode.MODE_REL,
	/* $91 */ op_mode.MODE_INDY,
	/* $92 */ op_mode.MODE_IND0,
	/* $93 */ op_mode.MODE_IMP,
	/* $94 */ op_mode.MODE_ZPX,
	/* $95 */ op_mode.MODE_ZPX,
	/* $96 */ op_mode.MODE_ZPY,
	/* $97 */ op_mode.MODE_ZP,
	/* $98 */ op_mode.MODE_IMP,
	/* $99 */ op_mode.MODE_ABSY,
	/* $9A */ op_mode.MODE_IMP,
	/* $9B */ op_mode.MODE_IMP,
	/* $9C */ op_mode.MODE_ABSO,
	/* $9D */ op_mode.MODE_ABSX,
	/* $9E */ op_mode.MODE_ABSX,
	/* $9F */ op_mode.MODE_ZPREL,

	// $AX
	/* $A0 */ op_mode.MODE_IMM,
	/* $A1 */ op_mode.MODE_INDX,
	/* $A2 */ op_mode.MODE_IMM,
	/* $A3 */ op_mode.MODE_IMP,
	/* $A4 */ op_mode.MODE_ZP,
	/* $A5 */ op_mode.MODE_ZP,
	/* $A6 */ op_mode.MODE_ZP,
	/* $A7 */ op_mode.MODE_ZP,
	/* $A8 */ op_mode.MODE_IMP,
	/* $A9 */ op_mode.MODE_IMM,
	/* $AA */ op_mode.MODE_IMP,
	/* $AB */ op_mode.MODE_IMP,
	/* $AC */ op_mode.MODE_ABSO,
	/* $AD */ op_mode.MODE_ABSO,
	/* $AE */ op_mode.MODE_ABSO,
	/* $AF */ op_mode.MODE_ZPREL,

	// $BX
	/* $B0 */ op_mode.MODE_REL,
	/* $B1 */ op_mode.MODE_INDY,
	/* $B2 */ op_mode.MODE_IND0,
	/* $B3 */ op_mode.MODE_IMP,
	/* $B4 */ op_mode.MODE_ZPX,
	/* $B5 */ op_mode.MODE_ZPX,
	/* $B6 */ op_mode.MODE_ZPY,
	/* $B7 */ op_mode.MODE_ZP,
	/* $B8 */ op_mode.MODE_IMP,
	/* $B9 */ op_mode.MODE_ABSY,
	/* $BA */ op_mode.MODE_IMP,
	/* $BB */ op_mode.MODE_IMP,
	/* $BC */ op_mode.MODE_ABSX,
	/* $BD */ op_mode.MODE_ABSX,
	/* $BE */ op_mode.MODE_ABSY,
	/* $BF */ op_mode.MODE_ZPREL,

	// $CX
	/* $C0 */ op_mode.MODE_IMM,
	/* $C1 */ op_mode.MODE_INDX,
	/* $C2 */ op_mode.MODE_IMP,
	/* $C3 */ op_mode.MODE_IMP,
	/* $C4 */ op_mode.MODE_ZP,
	/* $C5 */ op_mode.MODE_ZP,
	/* $C6 */ op_mode.MODE_ZP,
	/* $C7 */ op_mode.MODE_ZP,
	/* $C8 */ op_mode.MODE_IMP,
	/* $C9 */ op_mode.MODE_IMM,
	/* $CA */ op_mode.MODE_IMP,
	/* $CB */ op_mode.MODE_IMP,
	/* $CC */ op_mode.MODE_ABSO,
	/* $CD */ op_mode.MODE_ABSO,
	/* $CE */ op_mode.MODE_ABSO,
	/* $CF */ op_mode.MODE_ZPREL,

	// $DX
	/* $D0 */ op_mode.MODE_REL,
	/* $D1 */ op_mode.MODE_INDY,
	/* $D2 */ op_mode.MODE_IND0,
	/* $D3 */ op_mode.MODE_IMP,
	/* $D4 */ op_mode.MODE_IMP,
	/* $D5 */ op_mode.MODE_ZPX,
	/* $D6 */ op_mode.MODE_ZPX,
	/* $D7 */ op_mode.MODE_ZP,
	/* $D8 */ op_mode.MODE_IMP,
	/* $D9 */ op_mode.MODE_ABSY,
	/* $DA */ op_mode.MODE_IMP,
	/* $DB */ op_mode.MODE_IMP,
	/* $DC */ op_mode.MODE_IMP,
	/* $DD */ op_mode.MODE_ABSX,
	/* $DE */ op_mode.MODE_ABSX,
	/* $DF */ op_mode.MODE_ZPREL,

	// $EX
	/* $E0 */ op_mode.MODE_IMM,
	/* $E1 */ op_mode.MODE_INDX,
	/* $E2 */ op_mode.MODE_IMP,
	/* $E3 */ op_mode.MODE_IMP,
	/* $E4 */ op_mode.MODE_ZP,
	/* $E5 */ op_mode.MODE_ZP,
	/* $E6 */ op_mode.MODE_ZP,
	/* $E7 */ op_mode.MODE_ZP,
	/* $E8 */ op_mode.MODE_IMP,
	/* $E9 */ op_mode.MODE_IMM,
	/* $EA */ op_mode.MODE_IMP,
	/* $EB */ op_mode.MODE_IMP,
	/* $EC */ op_mode.MODE_ABSO,
	/* $ED */ op_mode.MODE_ABSO,
	/* $EE */ op_mode.MODE_ABSO,
	/* $EF */ op_mode.MODE_ZPREL,

	// $FX
	/* $F0 */ op_mode.MODE_REL,
	/* $F1 */ op_mode.MODE_INDY,
	/* $F2 */ op_mode.MODE_IND0,
	/* $F3 */ op_mode.MODE_IMP,
	/* $F4 */ op_mode.MODE_IMP,
	/* $F5 */ op_mode.MODE_ZPX,
	/* $F6 */ op_mode.MODE_ZPX,
	/* $F7 */ op_mode.MODE_ZP,
	/* $F8 */ op_mode.MODE_IMP,
	/* $F9 */ op_mode.MODE_ABSY,
	/* $FA */ op_mode.MODE_IMP,
	/* $FB */ op_mode.MODE_IMP,
	/* $FC */ op_mode.MODE_IMP,
	/* $FD */ op_mode.MODE_ABSX,
	/* $FE */ op_mode.MODE_ABSX,
	/* $FF */ op_mode.MODE_ZPREL
];

let hmnemonics = {}
for (let i in mnemonics) {
	hmnemonics[mnemonics[i]] = true
}