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dm42coder.py
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dm42coder.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
import os, sys
import re
import binascii
import argparse
import fileinput
__author__ = "Tim Gray"
__version__ = "1.0"
fixed = {"CLX": "77",
"ENTER": "83",
"X<>Y": "71",
"R↓": "75",
"+/-": "54",
"±": "54",
"/": "43",
"÷": "43",
# "x": "42",
"×": "42",
"-": "41",
"+": "40",
"LASTX": "76",
"SIN": "59",
"COS": "5A",
"TAN": "5B",
"ASIN": "5C",
"ACOS": "5D",
"ATAN": "5E",
"LOG": "56",
"10^X": "57",
"10↑X": "57",
"LN": "50",
"E^X": "55",
"E↑X": "55",
"SQRT": "52",
"X^2": "51",
"X↑2": "51",
"1/X": "60",
"1÷X": "60",
# "Y^X": "53",
"Y↑X": "53",
"%": "4C",
"PI": "72",
"COMPLEX": "A0 72",
"ALL": "A2 5D",
"NULL": "00",
"CLA": "87",
"DEG": "80",
"RAD": "81",
"GRAD": "82",
"RECT": "A2 5A",
"POLAR": "A2 59",
"CPXRES": "A2 6A",
"REALRES": "A2 6B",
"KEYASN": "A2 63",
"LCLBL": "A2 64",
"RDX.": "A2 5B",
"RDX,": "A2 5C",
"CLΣ": "70",
"CLST": "73",
"CLRG": "8A",
"CLKEYS": "A2 62",
"CLLCD": "A7 63",
"CLMENU": "A2 6D",
# "->DEG": "6B",
# "->RAD": "6A",
# "->HR": "6D",
# "->HMS": "6C",
# "->REC": "4E",
# "->POL": "4F",
"→DEG": "6B",
"→RAD": "6A",
"→HR": "6D",
"→HMS": "6C",
"→REC": "4E",
"→POL": "4F",
"IP": "68",
"FP": "69",
"RND": "6E",
"ABS": "61",
"SIGN": "7A",
"MOD": "4B",
"COMB": "A0 6F",
"PERM": "A0 70",
"N!" : "62",
"GAMMA": "A0 74",
"RAN": "A0 71",
"SEED": "A0 73",
"RTN": "85",
"AVIEW": "7E",
"PROMPT": "8E",
"PSE": "89",
"AIP": "A6 31",
"XTOA": "A6 6F",
"AGRAPH": "A7 64",
"PIXEL": "A7 65",
"BEEP": "86",
"GETKEY": "A2 6E",
"MENU": "A2 5E",
"X=0?": "67",
"X≠0?": "63",
"X<0?": "66",
"X>0?": "64",
"X≤0?": "7B",
"X≥0?": "A2 5F",
"X=Y?": "78",
"X≠Y?": "79",
"X<Y?": "44",
"X>Y?": "45",
"X≤Y?": "46",
"X≥Y?": "A2 60",
"PRΣ": "A7 52",
"PRSTK": "A7 53",
"PRA": "A7 48",
"PRX": "A7 54",
"PRUSR": "A7 61",
"ADV": "8F",
"PRLCD": "A7 62",
"DELAY": "A7 60",
"PRON": "A7 5E",
"PROFF": "A7 5F",
"MAN": "A7 5B",
"NORM": "A7 5C",
"TRACE": "A7 5D",
"Σ+": "47",
"Σ-": "48",
"END": "C0 00 0D",
".END.": "C0 00 0D",
"STOP": "84",
"NEWMAT": "A6 DA",
"R↑": "74",
"REAL?": "A2 65",
"CPX?": "A2 67",
"STR?": "A2 68",
"MAT?": "A2 66",
"DIM?": "A6 E7",
"ON": "A2 70",
"OFF": "8D",
"ΣREG?": "A6 78",
"CLD": "7F",
"ACOSH": "A0 66",
"ALENG": "A6 41",
"ALLΣ": "A0 AE",
"AND": "A5 88",
"AOFF": "8B",
"AON": "8C",
"AROT": "A6 46",
"ASHF": "88",
"ASINH": "A0 64",
"ATANH": "A0 65",
"ATOX": "A6 47",
"BASE+": "A0 E6",
"BASE-": "A0 E7",
# "BASEx": "A0 E8",
"BASE×": "A0 E8",
"BASE÷": "A0 E9",
"BASE±": "A0 EA",
"BEST": "A0 9F",
"BINM": "A0 E5",
"BIT?": "A5 8C",
"CORR": "A0 A7",
"COSH": "A0 62",
"CROSS": "A6 CA",
"CUSTOM": "A2 6F",
"DECM": "A0 E3",
"DELR": "A0 AB",
"DET": "A6 CC",
"DOT": "A6 CB",
"EDIT": "A6 E1",
"EXITALL": "A2 6C",
"EXPF": "A0 A0",
"E^X-1": "58",
"E↑X-1": "58",
"FCSTX": "A0 A8",
"FCSTY": "A0 A9",
"FNRM": "A6 CF",
"GETM": "A6 E8",
"GROW": "A6 E3",
"HEXM": "A0 E2",
"HMS+": "49",
"HMS-": "4A",
"I+": "A6 D2",
"I-": "A6 D3",
"INSR": "A0 AA",
"INVRT": "A6 CE",
"J+": "A6 D4",
"J-": "A6 D5",
"LINF": "A0 A1",
"LINΣ": "A0 AD",
"LN1+X": "65",
"LOGF": "A0 A2",
"MEAN": "7C",
"NOT": "A5 87",
"OCTM": "A0 E4",
"OLD": "A6 DB",
"OR": "A5 89",
"POSA": "A6 5C",
"PUTM": "A6 E9",
"PWRF": "A0 A3",
"RCLEL": "A6 D7",
"RCLIJ": "A6 D9",
"RNRM": "A6 ED",
"ROTXY": "A5 8B",
"RSUM": "A6 D0",
"R<>R": "A6 D1",
"SDEV": "7D",
"SINH": "A0 61",
"SLOPE": "A0 A4",
"STOEL": "A6 D6",
"STOIJ": "A6 D8",
"SUM": "A0 A5",
"TANH": "A0 63",
"TRANS": "A6 C9",
"UVEC": "A6 CD",
"WMEAN": "A0 AC",
"WRAP": "A6 E2",
"XOR": "A5 8A",
"YINT": "A0 A6",
"->DEC": "5F",
"->OCT": "6F",
"→DEC": "5F",
"→OCT": "6F",
"<-": "A6 DC",
"^": "A6 DE",
"v": "A6 DF",
"->": "A6 DD",
"←": "A6 DC",
"↑": "A6 DE",
"↓": "A6 DF",
"→": "A6 DD",
"%CH": "4D",
# "`str`" : "Fn",
"[MIN]": "A6 EA",
"[MAX]": "A6 EB",
"[FIND]": "A6 EC",
"ADATE": "A6 81",
"ATIME": "A6 84",
"ATIME24": "A6 85",
"CLK12": "A6 86",
"CLK24": "A6 87",
"DATE": "A6 8C",
"DATE+": "A6 8D",
"DDAYS": "A6 8E",
"DMY": "A6 8F",
"DOW": "A6 90",
"MDY": "A6 91",
"TIME": "A6 9C"
}
chars = {
'÷': 0,
'×': 1,
'√': 2,
'∫': 3,
'░': 4,
'Σ': 5,
'▶': 6,
'π': 7,
'¿': 8,
'≤': 9,
'\\\[LF\\\]': 10, # for [LF]
'␊': 10, # for [LF]
'≥': 11,
'≠': 12,
'↵': 13,
'↓': 14,
'→': 15,
'←': 16,
'µ': 17,
'μ': 17,
'£': 18,
'₤': 18,
'°': 19,
'Å': 20,
'Ñ': 21,
'Ä': 22,
'∡': 23,
'ᴇ': 24,
'Æ': 25,
'…': 26,
'␛': 27,
'Ö': 28,
'Ü': 29,
'▒': 30,
'■': 31,
'•': 31,
" ": 32,
"!": 33,
'"': 34,
"#": 35,
"$": 36,
"%": 37,
"&": 38,
"'": 39,
"(": 40,
")": 41,
"*": 42,
"+": 43,
",": 44,
"-": 45,
".": 46,
"/": 47,
"0": 48,
"1": 49,
"2": 50,
"3": 51,
"4": 52,
"5": 53,
"6": 54,
"7": 55,
"8": 56,
"9": 57,
":": 58,
";": 59,
"<": 60,
"=": 61,
">": 62,
"?": 63,
"@": 64,
"A": 65,
"B": 66,
"C": 67,
"D": 68,
"E": 69,
"F": 70,
"G": 71,
"H": 72,
"I": 73,
"J": 74,
"K": 75,
"L": 76,
"M": 77,
"N": 78,
"O": 79,
"P": 80,
"Q": 81,
"R": 82,
"S": 83,
"T": 84,
"U": 85,
"V": 86,
"W": 87,
"X": 88,
"Y": 89,
"Z": 90,
"[": 91,
'\\\\': 92, # for \
"]": 93,
'↑': 94,
"_": 95,
"`": 96,
"a": 97,
"b": 98,
"c": 99,
"d": 100,
"e": 101,
"f": 102,
"g": 103,
"h": 104,
"i": 105,
"j": 106,
"k": 107,
"l": 108,
"m": 109,
"n": 110,
"o": 111,
"p": 112,
"q": 113,
"r": 114,
"s": 115,
"t": 116,
"u": 117,
"v": 118,
"w": 119,
"x": 120,
"y": 121,
"z": 122,
"{": 123,
"|": 124,
"}": 125,
"~": 126,
"⊦": 127
}
stacks = {'T': 0,
'Z': 1,
'Y': 2,
'X': 3,
'L': 4}
modops = [
'ARCL', 'ASSIGN', 'ASTO', 'CF', 'CLP', 'CLV', 'DIM', 'DSE', 'EDITN', 'ENG',
'FC?', 'FC?C', 'FIX', 'FS?', 'FS?C', 'GTO', 'INDEX', 'INPUT', 'INTEG',
'ISG', 'KEY', 'LBL', 'MVAR', 'PGMINT', 'PGMSLV', 'PRV', 'RCL', 'RCL+',
'RCL-', 'RCL÷', 'RCL×', 'SCI', 'SF', 'SIZE', 'SOLVE', 'STO', 'STO+',
'STO-', 'STO÷', 'STO×', 'TONE', 'VARMENU', 'VIEW', 'X<>', 'XEQ', 'ΣREG',
'|-' ]
# all string ops are of the form
# {length} {instruction} {string}
# length is an Fx, where x is a hex digit from 1-14
# the instruction is defined below
# the string is encoded in hex
strops = {
'├': '7F',
'CLP': 'F0',
'MVAR': '90',
'CLV': 'B0',
'DIM': 'C4',
'EDITN': 'C6',
'INDEX': '87',
'ISG': '96',
'DSE': '97',
'ARCL': 'B3',
'ASTO': 'B2',
# 'GTO': '1D', # fix
# 'LBL': 'C0 00 Fn 00', # fix
'STO': '81',
'STO+': '82',
'STO-': '83',
'STO×': '84',
'STO÷': '85',
'RCL': '91',
'RCL+': '92',
'RCL-': '93',
'RCL×': '94',
'RCL÷': '95',
'X<>': '86',
'INPUT': 'C5',
'VIEW': '80',
'PRV': 'B1',
'VARMENU': 'C1',
'PGMINT': 'B4',
'PGMSLV': 'B5',
'INTEG': 'B6',
'SOLVE': 'B7'
}
stropsf = {}
for i in strops:
stropsf[i] = '{length} ' + strops[i] + ' {string}'
regops = {
'ASTO': '9A',
'ARCL': '9B',
'STO': '91',
'STO+': '92',
'STO-': '93',
'STO×': '94',
'STO÷': '95',
'RCL': '90',
'RCL+': 'F2 D1',
'RCL-': 'F2 D2',
'RCL×': 'F2 D3',
'RCL÷': 'F2 D4',
'ISG': '96',
'DSE': '97',
'X<>': 'CE',
'INPUT': 'F2 D0',
'VIEW': '98',
'SF': 'A8',
'CF': 'A9',
'FS?C': 'AA',
'FC?C': 'AB',
'FS?': 'AC',
'FC?': 'AD',
'TONE': '9F',
'ΣREG': '99',
'SIZE': 'F3 F7'
}
regopsf = {}
for i in regops:
regopsf[i] = regops[i] + ' {loc}'
# shortregops = {'RCL': '2', 'STO': '3'}
shortregops = {'RCL': '2{loc}', 'STO': '3{loc}'}
# FIX, SCI, ENG 10 or 11
# All use 'F1' command and then D5-7 or E5-7
# 10 = D
# 11 = E
# FIX = 5
# SCI = 6
# ENG = 7
# I'm putting this all in a dict so it is programmatically accessible
dispops = {
'FIX': '{:1x}'.format(5),
'SCI': '{:1x}'.format(6),
'ENG': '{:1x}'.format(7),
'op': 'F1 {loc}',
10: '{:1x}'.format(13),
11: '{:1x}'.format(14)
}
indregops0 = {
'FIX': '9C',
'SCI': '9D',
'ENG': '9E',
'DIM': 'F2 EC',
'EDITN': 'F2 EF',
'INDEX': 'F2 DA',
'INPUT': 'F2 EE',
'CLV': 'F2 D8',
'VARMENU': 'F2 F8',
'PRV': 'F2 D9',
'PGMINT': 'F2 E8',
'PGMSLV': 'F2 E9',
'INTEG': 'F2 EA',
'SOLVE': 'F2 EB',
}
indregops = regops.copy()
indregops.update(indregops0)
indregopsf = {}
for i in indregops:
indregopsf[i] = indregops[i] + ' {loc}'
indstrops = {
'STO': '89',
'STO+': '8A',
'STO-': '8B',
'STO×': '8C',
'STO÷': '8D',
'RCL': '99',
'RCL+': '9A',
'RCL-': '9B',
'RCL×': '9C',
'RCL÷': '9D',
'GTO': 'AE',
'XEQ': 'AF',
'ASTO': 'BA',
'ARCL': 'BB',
'FIX': 'DC',
'SCI': 'DD',
'ENG': 'DE',
'ISG': '9E',
'DSE': '9F',
'DIM': 'CC',
'EDITN': 'CE',
'INDEX': '8F',
'X<>': '8E',
'SF': 'A8',
'CF': 'A9',
'FS?C': 'AA',
'FC?C': 'AB',
'FS?': 'AC',
'FC?': 'AD',
'VIEW': '88',
'INPUT': 'CD',
'CLV': 'B8',
'TONE': 'DF',
'VARMENU': 'C9',
'PRV': 'B9',
'ΣREG': 'DB',
'PGMINT': 'BC',
'PGMSLV': 'BD',
'INTEG': 'BE',
'SOLVE': 'BF',
}
indstropsf = {}
for i in indstrops:
indstropsf[i] = '{length} ' + indstrops[i] + ' {string}'
lblops = {
'LBL': 'CF {loc}',
'GTO': 'D0 00 {loc}',
'XEQ': 'E0 00 {loc}',
'LBLstr': 'C0 00 {length} 00 {string}',
'GTOstr': '1D {length} {string}',
'XEQstr': '1E {length} {string}',
'GTOXEQind': 'AE {loc}',
'GTOind': 0,
'XEQind': 128,
'GTOindST': 112,
'XEQindST': 240,
'GTOindstr': '{length} AE {string}',
'XEQindstr': '{length} AF {string}'
}
shortlblops = {
'LBL': 1, # '0'
'GTO': 177, # 'B1'
}
shortlblops = {
'LBL': '{loc}', # '0'
'GTO': '{loc} 00', # 'B1'
'LBLv': 1, # '0'
'GTOv': 177, # 'B1'
}
toops = {
'ASSIGN': 'C0',
'KEY': 'F3',
'KEYXEQ': 'E2',
'KEYGTO': 'E3',
'KEYXEQstr': 'C2',
'KEYGTOstr': 'C3',
'KEYXEQindstr': 'CA',
'KEYGTOindstr': 'CB'
}
otherops= {
'ASSIGN': '{length} C0 {string} {loc}',
}
keyops = {
'KEYXEQ': 'E2',
'KEYGTO': 'E3',
'KEYXEQstr': 'C2',
'KEYGTOstr': 'C3',
'KEYXEQindstr': 'CA',
'KEYGTOindstr': 'CB'
}
keyopsf = {}
for i in keyops:
keyopsf[i] = '{length} ' + keyops[i] + ' {key} {loc}'
# command translations
commandtr = {
# 41 commands
'ST+' : 'STO+',
'ST-' : 'STO-',
'STx' : 'STOx',
'ST÷' : 'STO÷',
# prettify
"R^": "R↑",
r'R\v': "R↓",
"Rv": "R↓",
"RDN": "R↓",
"\GS+": "Σ+",
"\GS-": "Σ-",
"CL\GS": "CLΣ",
"\GSREG": "PRΣ",
"\GSREG?": "ΣREG",
"SUM+": "Σ+",
"SUM-": "Σ-",
"CLSUM": "CLΣ",
"SUMREG": "PRΣ",
"SUMREG?": "ΣREG",
"X#0?": "X≠0?" ,
"X<=0?": "X≤0?" ,
"X>=0?": "X≥0?" ,
"X#Y?": "X≠Y?" ,
"X<=Y?": "X≤Y?" ,
"X>=Y?": "X≥Y?" ,
'|-': '├',
"->POL": "→POL",
"->REC": "→REC",
"->DEG": "→DEG",
"->RAD": "→RAD",
"->OCT": "→OCT",
"->DEC": "→DEC",
"->HMS": "→HMS",
"->HR": "→HR",
"\->POL": "→POL",
"\->REC": "→REC",
"\->DEG": "→DEG",
"\->RAD": "→RAD",
"\->OCT": "→OCT",
"\->DEC": "→DEC",
"\->HMS": "→HMS",
"\->HR": "→HR",
"+/-": "±",
"CHS": "±",
"FACT": "N!",
# "x": "×",
# "*": "×",
# "/": "÷",
"RCLx": "RCL×",
"RCL*": "RCL×",
"RCL/": "RCL÷",
"STOx": "STO×",
"STO*": "STO×",
"STO/": "STO÷",
"10^X": "10↑X",
"X^2": "X↑2",
"Y^X": "Y↑X",
"BASEx": "BASE×",
"BASE+/-": "BASE±",
"E^X-1": "E↑X-1",
"ENTER^": "ENTER"
}
# escaped character sequences
chartr = {
r'\:-': "÷",
r'\x': "×",
r'\v/': "√",
r'\S': "∫",
r'\FUZ': "▒",
r'\GS': "Σ",
r'\|>': "▸",
r'\PI': "π",
r'\?': "¿",
r'\<=': "≤",
# r'[LF]': "line feed",
# r'[LF]': "␊", # we should really use this character but the SM encoder
# does not so we won't
r'\>=': "≥",
r'\#': "≠",
r'\</': "↵",
r'\v': "↓",
r'\->': "→",
r'\<-': "←",
r'\PND': "£",
r'\m': "μ",
r'\o': "°",
r'\Ao': "Å",
r'\N~': "Ñ",
r'\A"': "Ä",
r'\<\\': "∡",
r'\E': "ᴇ",
r'\AE': "Æ",
r'\...': "…",
r'\O"': "Ö",
r'\U"': "Ü",
r'^': "↑",
r'\^': "↑",
r'\.': "•"
}
# regexes
bytere = re.compile(r'\d*\s*{\s*\d+-Byte Prgm\s}', re.I)
linenore = re.compile(r'^[0-9]*▸?\s*')
regre = re.compile(r'\d\d')
locallbl = list('ABCDEFGHIJabcde')
labelre = re.compile(r'^([0-9]*)\s(LBL)')
numberre = re.compile(r'-?\d+(\.\d+|)((ᴇ|e|E)-?\d+|)')
strre = re.compile('\".*\"')
concatre = re.compile('^\|-"')
ndigitre = re.compile(r'(\d)')
ndecimalre = re.compile(r'\.')
nere = re.compile(r'(ᴇ|e|E)')
nminusre = re.compile(r'-')
def locallblhex(lbl):
"""Converts local labels (A-J, a-e) to hex."""
if lbl.isupper():
loc = '{:02x}'.format(ord(lbl) + 37)
else:
loc = '{:02x}'.format(ord(lbl) + 26)
return loc
def numtoraw(number):
"""Converts numbers to FOCAL digits."""
# 16 + digit
n = ndigitre.sub(r' 1\1', number)
n = n.replace('.', ' 1A')
n = nere.sub(r' 1B', n)
n = n.replace('-', ' 1C').strip()
n = n + ' 00'
return n
def strtoraw(st, extra = 0):
"""Converts a string to FOCAL hex.
Returns a dict with the original string, encoded string, encoded length,
and the number of extra characters to be added to the length
calculation."""
l = len(st)
if l > 16:
st = st[:15]
st2 = st.replace('[LF]', "␊")
length = '{:02x}'.format(240 + len(st2) + extra)
encst = ''.join(['{:02x}'.format(chars[i]) for i in st2])
d = {'length': length.upper(),
'string': encst,
'original': st,
'extra': extra}
return d
def remove_lineno(lines):
"""Remove line numbers for input files."""
if bytere.match(lines[0]):
lines = lines[1:]
if type(lines) == type(''):
lines = lines.split("\n")
return [linenore.sub('', line.strip()) for line in lines]
def translatecmds(lines):
"""Translate commands to unified command set."""
out = []
for line in lines:
words = line.split(' ')
if words[0] in commandtr:
tmp = commandtr[words[0]] + ' ' + ' '.join(words[1:])
# a few commands don't have extra words, so just strip out the
# spaces added from the above line
out.append(tmp.strip())
elif concatre.match(line):
out.append(concatre.sub('├"', line))
else:
out.append(line)
return out
chartrre = re.compile('({})'.format('|'.join(map(re.escape, chartr.keys()))))
def translatechars(lines):
"""Translate escaped characters to unified character set."""
tlines = []
for l in lines:
tlines.append(chartrre.sub(lambda m: chartr[m.group()], l))
return tlines
def tohex(lines):
"""Convert the program listing."""
out = []
for lineno, line in enumerate(lines):
d = {}
if line in fixed.keys():
out.append(fixed[line])
elif strre.match(line):
w = line.strip('"')
d = strtoraw(w)
cmd = "{length} {string}".format(**d)
out.append(cmd)
elif numberre.match(line):
out.append(numtoraw(line))
elif line[0] == "├":
# concatenation string
w = line[1:].strip('"')
cmd = stropsf[line[0]]
d = strtoraw(w, 1)
out.append(cmd.format(**d))
else:
outwords = []
words = line.split(" ")
if words[0] in modops:
if words[0] == 'ASSIGN':
w = words[1].strip('"')
d = strtoraw(w, 2)
d['loc'] = '{:02x}'.format(int(words[3]) - 1)
cmd = otherops[words[0]]
out.append(cmd.format(**d))
if words[0] == 'KEY':
reg = words[3]
d['length'] = 'F3'
if strre.match(reg):
w = reg.strip('"')
d = strtoraw(w, 2)
d['loc'] = d['string']
cmd = keyopsf[words[0]+words[2]+'str']
elif regre.match(reg):
d['loc'] = '{:02x}'.format(int(reg))
cmd = keyopsf[words[0]+words[2]]
elif reg in locallbl:
d['loc'] = locallblhex(reg)
cmd = keyopsf[words[0]+words[2]]
elif reg == 'IND':
if words[4] == 'ST':
cmd = keyopsf[words[0]+words[2]]
d['loc'] = 'F{}'.format(stacks[words[5]])
elif regre.match(words[4]):
cmd = keyopsf[words[0]+words[2]]
d['loc'] = '{:02x}'.format(128 + int(words[4]))
elif strre.match(words[4]):
w = words[4].strip('"')
d = strtoraw(w, 2)
d['loc'] = d['string']
cmd = keyopsf[words[0]+words[2]+'indstr']
d['key'] = '{:02x}'.format(int(words[1]))
out.append(cmd.format(**d))
# first look for commands with a string as the argument
elif words[0] in stropsf and strre.match(words[1]):
w = words[1].strip('"')
cmd = stropsf[words[0]]
d = strtoraw(w, 1)
out.append(cmd.format(**d))
# look for numerical register operations
elif words[0] in regops and regre.match(words[1]):
num = int(words[1])
d['loc'] = '{:02x}'.format(num)
cmd = regopsf[words[0]]
if words[0] == 'SIZE':
d['loc'] = "{:02x}{:02x}".format(int(num/256),
int(num % 256))
elif num < 16 and words[0] in ['STO', 'RCL']:
cmd = shortregops[words[0]]
d['loc'] = '{:1x}'.format(num)
out.append(cmd.format(**d))
# look for stack register operations
elif words[0] in regops and words[1] == 'ST':
cmd = regopsf[words[0]]
d['loc'] = '7{}'.format(stacks[words[2]])
out.append(cmd.format(**d))
# stack register operations without ST
elif words[0] in regops and words[1] in stacks:
cmd = regopsf[words[0]]
d['loc'] = '7{}'.format(stacks[words[1]])
out.append(cmd.format(**d))
# look for IND indirect register operations
elif words[0] in indregops and words[1] == 'IND':
cmd = indregopsf[words[0]]
# look for a register number
if regre.match(words[2]):
num = int(words[2])
d['loc'] = '{:02x}'.format(num + 128)
# look for a stack
elif words[2] == 'ST':
d['loc'] = 'F{}'.format(stacks[words[3]])
# look for a string
elif strre.match(words[2]):
w = words[2].strip('"')
cmd = indstropsf[words[0]]
d = strtoraw(w, 1)
out.append(cmd.format(**d))
# labels ops - GTO, XEQ, LBL, KEY
elif words[0] in lblops:
if regre.match(words[1]):
num = int(words[1])
# local short labels - < 16
if num < 15 and words[0] in shortlblops:
num2 = shortlblops[words[0]+'v']
d['loc'] = '{:02x}'.format(num2 + num)
cmd = shortlblops[words[0]]
# local 'long' labels - > 15
else:
cmd = lblops[words[0]]
d['loc'] = '{:02x}'.format(num)
# local letter labels
# I don't like this but I'm not sure what the math was for
# local letter labels...
elif words[1] in locallbl:
d['loc'] = locallblhex(words[1])
cmd = lblops[words[0]]
# string labels
elif strre.match(words[1]):
w = words[1].strip('"')
cmd = lblops[words[0]+'str']
if words[0] == 'LBL':
d = strtoraw(w, 1)
else:
d = strtoraw(w)
# INDirect labels
elif words[1] == 'IND':
# string labels
cmd = lblops['GTOXEQind']
if words[2] == 'ST':
num = lblops[words[0] + 'indST'] + stacks[words[3]]
d['loc'] = '{:02x}'.format(num)
elif regre.match(words[2]):
num = lblops[words[0] + 'ind'] + int(words[2])
d['loc'] = '{:02x}'.format(num)
elif strre.match(words[2]):
w = words[2].strip('"')
d = strtoraw(w, 1)
cmd = lblops[words[0]+'indstr']
out.append(cmd.format(**d))
elif words[0] in ['FIX', 'SCI', 'ENG', 'TONE']:
if int(words[1]) < 10:
cmd = indregopsf[words[0]]
d['loc'] = '{:02x}'.format(int(words[1]))
elif int(words[1]) in [10, 11]:
cmd = dispops['op']
d['loc'] = dispops[int(words[1])] + dispops[words[0]]
out.append(cmd.format(**d))
else:
print("error - line no. {}: {}".format(lineno + 1,
' '.join(words)))
return out
def prettify_file(lines, numbytes):
"""'Prettifies' a program listing with line numbers and a byte count."""
totallines = len(lines)
numdigits = len(str(totallines))
if numdigits < 2:
numdigits = 2
progstr = "{{ {:d}-Byte Prgm }}".format(numbytes)
newlines = lines.copy()
newlines.insert(0, progstr)
fmtstr = "{{:0{}d}} ".format(numdigits)
numlines = []
for n,l in enumerate(newlines):
tmpline = fmtstr.format(n) + l
tmpline = labelre.sub(r'\1▸\2', tmpline)
numlines.append(tmpline)
return numlines
def write_raw(ofn, hexout):
"""Write an encoded program to a file."""
with open(ofn, 'wb') as outf:
outf.write(binascii.unhexlify(hexout))
def read_file(fn):
"""Read a program from a file or standard in."""
lines = [l for l in fileinput.input(fn)]
lines = ''.join(lines).strip()
lines = lines.split('\n')
return lines
def main(argv=None):
"""Main program loop."""