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i8080.20170421.html
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<html>
<head>
<title>Binary Pattern</title>
<script>
/*
i8275 CRT-Controller: Simply version
00000000:
000000nn:
000001nn:
00001nnn:
0001nnnn:
0010nnnn:
0100nnnn: Lines [1..16]-1
01nnnnnn: Rows [16..64]-1
1000nnnn:
1nnnnnnn: Cols [16..80]-1
1101nnnn:
1110nnnn:
1111nnnn:
40..4F: Set Lines [1..16]
50..7F: Set Rows [16..64]
90..CF: Set Cols [16..80]
*/
Number.prototype.toHex = function(n) {
return (n < 0 ? "0x" : "") + ((((this >> 16) & 0x0000FFFF) | 0x00010000).toString(16) + ((this & 0x0000FFFF) | 0x00010000).toString(16).substr(1)).substr(-Math.abs(n)).toUpperCase();
}
Object.defineProperty(Array.prototype, 'toDump', {
enumerable : false,
value : function(fmt, ptr) {
var width = fmt.split(".").length - 1,
minuses = (fmt.split("-").length - 1) >> 1,
pluses = (fmt.split("+").length - 1) >> 1,
codes = "",
letters = [],
address = ptr.toHex(fmt.split("@").length - 1).split(""),
data;
ptr -= minuses;
while(width --)
data = Number(this[((ptr + width + this.length) % this.length)]),
codes = data.toHex(2) + codes,
letters.unshift(data < 32 || data > 126 ? "·" : "&#" + data + ";");
codes = codes.split("");
return fmt.replace(/[-@.+]/g,
function(letter) {
switch(letter) {
case ".": return letters.shift();
case "@": return address.shift();
default: return codes.shift();
}
}
);
}
}
);
Object.defineProperty(Array.prototype, 'toHex', {
enumerable : false,
value : function(ofs, sep) {
var s = "", t = [], n, tmp;
if(sep && sep.length > 1) {
n = sep.split(/\s+|\|/).length;
ofs -= sep.split(/\|/)[0].split(/\s/).length;
while(n --)
tmp = this[(ofs + n + this.length) % this.length],
s = tmp.toHex(2) + s,
t.unshift("&#" + (tmp >= 32 && tmp < 127 ? tmp : 0xB7) + ";");
return sep.replace(/-|\./g, function(c) {
var tmp;
if(c == "-")
tmp = s.charAt(0),
s = s.substr(1);
else
tmp = t.shift();
return tmp;
}).replace(/\s/g, "\xA0");
}
tmp = [];
this.forEach(function(code) {
tmp.push(Number(code).toHex(2));
});
s = tmp.join("\xA0");
return !ofs || !sep ? s : s.replace(new RegExp("(([0-9A-F]{2}\\s?){" + ofs + "})\\s", "g"), "$1" + sep);
}
});
Object.defineProperty(Array.prototype, 'toText', {
enumerable : false,
value : function() {
var s = "";
this.forEach(function(code) {
s += "&#" + /*String.fromCharCode*/(c >= 32 && c < 127 ? c : 0xB7) + ";";
});
return s;
}
});
String.prototype.x = function(n, j) {var s = this, buf = ""; while(n > 0) { if(n&1) buf+=s; s+=(j?j:"")+s; n >>= 1; } return buf; }
Number.prototype.hi = function(n) {
if(isFinite(n))
return (this & 255) | ((n & 255) << 8);
return (this >> 8) & 255;
}
Number.prototype.lo = function(n) {
if(isFinite(n))
return (this & 0xFF00) | (n & 255);
return this & 255;
}
var CPU =
function(pattern) {
"use strict"
var Register =
function(x) {
return {
id : "",
fx : 0,
hi : (x >> 8) & 255,
lo : x & 255,
start : x & 65535,
get reset() {
this.lo = this.start & 255,
this.hi = this.start >> 8;
return this.lo | (this.hi << 8);
},
get h() {
return this.hi;
},
set h(x) {
this.fx = (x >> 8) & 1;
this.hi = (x &= 255);
this.fx |= (x & 128) | (!x ? 64 : 0);
x ^= x >> 4;
x ^= x << 2;
x ^= x >> 1;
this.fx |= x & 4;
//console.log(this.id + ":" + (this.lo | (this.hi << 8)).toHex(-4));
},
get l() {
return this.lo;
},
set l(x) {
this.fx = (x >> 8) & 1;
this.lo = (x &= 255);
this.fx |= (x & 128) | (!x ? 64 : 0);
x ^= x >> 4;
x ^= x << 2;
x ^= x >> 1;
this.fx |= x & 4;
//console.log(this.id + ":" + (this.lo | (this.hi << 8)).toHex(-4));
},
get x() {
//console.log(this.id + ":" + (this.lo | (this.hi << 8)).toHex(-4));
return this.lo | (this.hi << 8);
},
set x(x) {
this.lo = x & 255, this.hi = (x >> 8) & 255;
//console.log(this.id + ":" + (this.lo | (this.hi << 8)).toHex(-4));
},
get m() {
//console.log(this.id + "[" + (this.lo | (this.hi << 8)).toHex(-4) + "]:" + (ram[this.lo | (this.hi << 8)] & 255).toHex(-2));
return ram[this.lo | (this.hi << 8)] & 255;
},
set m(x) {
ram[this.lo | (this.hi << 8)] = x & 255;
//console.log(this.id + "[" + (this.lo | (this.hi << 8)).toHex(-4) + "]=" + (ram[this.lo | (this.hi << 8)] & 255).toHex(-2));
},
get n() {
var x = this.lo | (this.hi << 8);
this.lo = (this.lo + 1) & 255;
this.hi = !this.lo ? (this.hi + 1) & 255 : this.hi;
return ram[x];
},
set n(x) {
this.hi = !this.lo ? (this.hi - 1) & 255 : this.hi;
this.lo = (this.lo - 1) & 255;
ram[this.lo | (this.hi << 8)] = x & 255;
},
get w() {
var x = this.lo | (this.hi << 8), d;
this.lo = (this.lo + 2) & 255;
this.hi = this.lo < 2 ? (this.hi + 1) & 255 : this.hi;
d = ram[x] + 256 * ram[(x + 1) & 65535];
//console.log("[" + x.toHex(-4) + "]:" + d.toHex(-4));
return d;
},
set w(x) {
this.hi = this.lo < 2 ? (this.hi - 1) & 255 : this.hi;
this.lo = (this.lo - 2) & 255;
ram[this.lo | (this.hi << 8)] = x & 255;
ram[(this.lo + (this.hi << 8) + 1) & 65535] = (x >> 8) & 255;
//console.log("[" + (this.lo | (this.hi << 8)).toHex(-4) + "]=" + x.toHex(-4));
},
}
};
var CPU_ID = "XPU v1.0";
var m = null; // Memory
var r = null; // Registers
var core = {
actions : [], // Instructions set
commands : [], // Assembly commands
is_active : false, // Execution activity
scale : 1, // Instructions per cycle
clock : 512, // Cycles per second
ready : false, // Model status
};
var user = {
actions : null, // Browsing instructions set table
disassemblies : null, // Browsing disassembling list
styles : { // Instruction presentable styles
style : 0, // Unactive instruction presentable style
active : 1, // Active instruction
breaker : 2, // Breaked instruction
crack : 3, // Breaked active instruction
debug : 4, // Debug view selected instruction
enable : 5, // Debug view active instruction
fixed : 6, // Debug view breaked instruction
gap : 7, // Debug view breaked active instruction
zip : [], // Enumerated styles table for disassembler
},
};
var debug = {
active : true, // Active debug / Running
step : false, // Single step debugging
halt : [], // Break-points
text : [], // Text-points
labels : [], // Labels
address : 0,
pointer : 0, // Disassembly start address
lines : 32, // Disassembly rows number
string : "", // Disassembling format
data : [], // Disassembling data representation
flash : 10, // Screen redraws per second
choice : 0xF803, // User line
stamps : [0,0],
hTimer : null,
};
var watch = {
iAdjust : 0,
nAdujst : 1,
sAdjust : "",
dirty : true,
};
var Logging = [];
var $0, $1, $2;
// Отображение таблицы команд
this.showCommands = function(e) {
user.actions = e;
};
// Отображение таблицы команд
this.showListing = function(e) {
user.disassemblies = e;
user.disassemblies.onmousemove = function(e) {
//document.title = t.r;
}
user.disassemblies.onkeyup = function(e) {
function getCharacterOffsetWithin(range, node) {
var treeWalker = document.createTreeWalker(
node,
NodeFilter.SHOW_TEXT,
function(node) {
var nodeRange = document.createRange();
nodeRange.selectNodeContents(node);
return nodeRange.compareBoundaryPoints(Range.END_TO_END, range) < 1 ?
NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_REJECT;
},
false
);
var charCount = 0;
while (treeWalker.nextNode()) {
charCount += treeWalker.currentNode.length;
}
if (range.startContainer.nodeType == 3) {
charCount += range.startOffset;
}
return charCount;
}
var el = document.getElementById("test");
var range = window.getSelection().getRangeAt(0);
document.title = getCharacterOffsetWithin(range, this);
}
};
function reset() {
for(var id in r)
r[id].reset;
console.log(CPU_ID + ": Reset...");
}
function step() {
clearTimeout(debug.hTimer);
debug.hTimer = setTimeout(step.bind(this), 1000 / core.clock);
if(!core.ready)
return;
var code = 0|0;
var scale = 0|0;
var $IP = r.pc.x;
this.r = r;
scale = !!core.is_active || debug.is_step ? debug.is_step ? 1 : core.scale : 0;
if((debug.is_step && !!core.is_active && !debug.halt[r.pc.x]))
core.is_active = false,
disassm();
if((!debug.is_step && !!core.is_active && debug.halt[r.pc.x]))
;// disassm();
while(!!debug.is_step || ((!debug.halt[r.pc.x] && !!core.is_active) && (scale -- > 0))) {
code = eval(core.actions[CPU_ID].action);
if(debug.is_step)
debug.is_step = false;
this.step.actions[code].bind(this).call(this);
// eval(core.actions[code].action);
}
if(debug.pointer != r.pc.x)
debug.pointer = r.pc.x,
disassm();
}
function command_set(ic, ib) {
var large = false,
color = "<span class='",
style,
datax = [],
cols = 7,
spaces = "\xA0".x(cols),
dump = [],
head = [],
foot = [],
code,
data = "_".x(4),
action,
command,
operand,
tmp;
for(var id in debug.data)
datax.push(id);
if(!isFinite(ib))
ib = 0;
datax = new RegExp(datax.join("|"));
for(code = 0; code < 256; ++ code) {
action = core.actions[code];
command = action.command + spaces;
operand = action.operand.replace(datax,
function(s) {
return (isFinite(ic) && (code == +ic) ? (data = ib.toHex(s.length)) : debug.data[s]);
}
);
tmp = operand.length - cols;
if(tmp > 0)
command = command.substr(0, cols - tmp) + operand,
operand = operand.substr(-cols);
tmp = (command + spaces).substr(0, cols) + (operand + spaces).substr(0, cols);
style = color + user.styles.zip[isFinite(ic) && (code == +ic) ? 1 : 0].replace(/\?/g, action.color) + "'>";
head.push(style + tmp.substr(0, cols) + "</span>");
foot.push(style + tmp.substr(cols) + "</span>");
if((code & 15) == 15)
dump.push("║" + ("<span" + (code > 15 ? " style=text-decoration:overline>" : ">") + (code >> 4).toHex(1) + "║" + head.join("│") + "</span>║<br />")
+ ("║ ║"+ foot.join("│") + "║").replace(/(IB|XX)/g, "<b style=color:cyan>$1</b>")),
head = [], foot = [];
}
for(code = 0; code < 16; ++ code)
head.push("╔═╗"),
foot.push("═".x(cols - 3) + "╝" + code.toHex(1) + "╚");
/*var sel = window.getSelection().getRangeAt(0); //get cursor position
sel = [[sel.startContainer,sel.startOffset],
[sel.endContainer,sel.endOffset]
]; //save cursor position (start and end);
/*Do whatever, let the user change selected element*/
user.actions.innerHTML = (isFinite(ic) ? ic.toHex(2) + " " + (data + "\xA0\xA0").substr(0, 4) : "_".x(4).substr(0, 5)) + head.join("\xA0".x(cols - 2)) + "<br />" +
"╔═╦" + foot.join("╤") + "╗<br />" +
dump.join(large ? "<br />╟─╫" + "─".x(cols).x(16, "┼") + "╢<br />" : "<br />") +
"<br />╚═╩" + "═".x(cols).x(16, "╧") + "╝";
/*var range = document.createRange(); //Creade range object. This is not IE compatible!
range.setStart(sel[0][0], sel[0][1]); //Load start from our variable
range.setEnd(sel[1][0], sel[1][1]); //Load end too
var s = window.getSelection();
s.removeAllRanges(); //I'm not sure this is necessary
s.addRange(range);//*/
}
function disassm() {
var i, j,
addr = (debug.pointer &= 0xFFFF), // active IP
ip = debug.address & 0xFFFF, lines = debug.lines, next = ip,
jp,
list = [], width,
regs = [],
ips = [],
lid, // label id
ic, ib = 0, ie, asm,
ich, icx,
active = addr.toHex(4) + " " + m[addr].toHex(2),
extend = "",
color,
expression = "",
rem = "", row,
cmm = "",
acc = "???", wait = false;
if(ip > addr)
ip = debug.address = (addr + 0xFFF0) & 0xFFFF;
for(var alias in r) {
regs.push(eval(r[alias].show));
}
lines -= regs.length;
for(i = 0, jp = ip; i < lines - 2 || jp < addr; ++ i) {
ips.push(jp);
ic = m[jp];
width = (core.actions[ic] ? core.actions[ic].width : 1);
jp = (jp + width) & 0xFFFF;
}
if(ips.length > lines - 2)
ip = debug.address = ips.pop();
var _ptr = 0, _bin =0, _cmd = 0, _opr = 0, _rem = 0;
var info = {
"@" : null,
"#" : null,
"$" : null,
"%" : null,
"." : null,
};
var code, data, act, width;
debug.string.replace(/@/g, function() { ++ _ptr; });
debug.string.replace(/#/g, function() { ++ _bin; });
debug.string.replace(/\$/g,function() { ++ _cmd; });
debug.string.replace(/%/g, function() { ++ _opr; });
debug.string.replace(/\./g,function() { ++ _rem; });
while(lines -- > 0) {
///////////////////////////////////////////////////////
info["@"] = ip.toHex(_ptr);
code = m[ip];
data = 0;
info["#"] = "";
act = core.actions[code];
width = act.width;
color = 0;
while(width --) {
color |= (ip + width) == addr ? 1 : 0;
color |= !!debug.halt[ip + width] ? 2 : 0;
color |= debug.choice == (ip + width) ? 4 : 0;
info["#"] = m[ip + width].toHex(2) + info["#"];
if(width)
data = (data << 8) + m[ip + width];
}
info["#"] += ".".repeat(16);
info["$"] = act.command + " ".repeat(_cmd);
info["%"] = act.operand.replace(/_+(\d)/g, function(s, n) { return data.toHex(-n * 2); }) + " ".repeat(_opr);
if(debug.labels[ip])
info["."] = debug.labels[ip] + " ".repeat(_rem);
else
if(debug.labels[data])
info["."] = debug.labels[data] + " ".repeat(_rem);
else
info["."] = act.remark + " ".repeat(_rem);
asm = debug.string.replace(/([@#$%.])/g, function(id) {
var s = info[id].charAt(0);
info[id] = info[id].substr(1);
return s;
});
if(color & 1)
command_set(code, data);
ip += act.width;
asm = "<span class='" + user.styles.zip[color].replace(/\?/g, act.color) + "'>" + asm + "</span>";
if(lines)
list.push(asm);
}
//command_set(ich, icx);
user.disassemblies.innerHTML = list.concat(regs).join("<br />");
watch.dirty = 1;
return;
var inter = active.split("|");
if(watch.active != "P")
watch.address.value = inter.shift().replace(/\s+$/, "");
else
inter.shift();
if(watch.active != "T")
watch.mnemonic.value = inter.shift().replace(/\s+/g, "\t").replace(/\s+(\(.*)?$/, "");
else
inter.shift();
if(watch.active != "R")
watch.remark.value = inter.shift().replace(/\s+$/, "");
if(expression != "")
document.getElementById("Eval").innerText = expression;
watch.dirty = true;
}
function assembly(listing, files) {
var text = listing.split(/\r?\n/),
line, part, regs, args, code, regz, regy, regw,
val_nnIB, val_sxIB, val_s_IB,
arg_nnIB,
instr, ins,
tmp,
dbg = true, // Debug mode
hlt = false, // Halting flag
usr = true, // User mode
arg, val,
rego, cnt,
regas, regaz, regay, regaw, regao,
ip, ipx,
labels = {}, // All labels
label, // Current label
labelz = {},
laps = 8,
lap = laps,
prc = 0,
ign = false,
prcs = text.length * laps,
title = document.title,
bytes,
file = {
name :"",
begin :65535,
end :0,
bin :[]
},
bin = !files ? m : file.bin;
do {
ip = -1; label = [], usr = true; ign = false;
for(line in text) {
++ prc;
if(files && !lap && ip >= 0 && file.begin > ip)
file.begin = ip;
if(ign)
continue;
part = text[line];
part = /([^:;"'`\s]*(?::| ?))?(?:\s)*([^\s;]*)(?:\s*)([^\s,;"'`]*)(?:[,\s]*)?([^\s,;"'`]*)(?:[,\s]*)?(?:(?:("(?:\\.|.)*?")|('(?:\\.|.)*?')|(`(?:\\.|.)*?`)|[^;"'`]*)*)*(\.*)/.exec(part);
if(part[1]) {
part[1] = part[1].replace(/[ :]$/, "");
tmp = part[1].replace(/:/g, "..").match(/(\.*)(.*)/);
label = label.slice(0, tmp[1].length).concat(tmp[2].split("."));
part[1] = label.join(".");
if(debug.labels[part[1]] != ip)
delete debug.labels[debug.labels[part[1].toUpperCase()]];
debug.labels[ip] = part[1],
debug.labels[part[1].toUpperCase()] = ip;
/*labelz = {};
cnt = 1 << 8;
do {
var idn = "";
for(var id in trace.labels)
if((id.length > idn.length) && (id.substr(-1) != " ") && !labelz[id])
idn = id;
else
continue;
//idn = (id.length > idn.length) && (id.substr(-1) != " ") && !labelz[id] ? id : idn;
if(idn != "")
labelz[idn] = trace.labels[idn];
} while((cnt --) && (idn != ""));*/
}
part[3] = part[3].replace(/([0-9][0-9A-F]*)h$/gi, "0x$1");
part[4] = part[4].replace(/([0-9][0-9A-F]*)h$/gi, "0x$1");
instr = part[2].toUpperCase();
if(instr.substr(-1) == "?" || instr.substr(-1) == "!") {
if((dbg || (instr.substr(-1) == "!")) && !lap)
debug.halt[ip] = true;
instr = instr.substr(0, instr.length - 1);
}
regs = [part[2], part[3]].join(" ").toUpperCase();
if(part[4])
regs += "," + part[4].toUpperCase();
/*if((regs = preset.alias[regs]) || (regs = preset.alias[instr])) {
regs = regs.split(" ");
for(var i in regs) {
if(typeof(regs[i]) == "string")
ram[ip ++] = parseInt(regs[i], 16);
}
continue;
}*/
part[3] = part[3].replace(/^(\.+)/, function(str, data) {
var data = data.length;
return label.slice(0, data).join(".") + ".";
});
part[4] = part[4].replace(/^(\.+)/, function(str, data) {
var data = data.length;
return label.slice(0, data).join(".") + ".";
});
regs = part[3].toUpperCase();
if(part[4])
regs += "," + part[4].toUpperCase();
args = [];
try{
regs = regs.replace(/(\.*)([A-Z_a-z][A-Z_a-z.0-9]*)/g, function(str, nest, tag) {
var tmp = debug.labels[label.slice(0, nest.length).concat(tag.split(".")).join(".").toUpperCase()];
//console.log(ip.Hex(4) + " " +str + "::" + nest + ":" + tag + "=" + tmp);
if(isFinite(tmp))
return Number(tmp).toHex(-4);
return nest + tag;
});
/*for(var i in labelz) {
regs = regs.replace(new RegExp("("+i.replace(/(\.)/g, "\\.")+")", "gi"), function(str, data) {
return "0x" + Number(labelz[i]).Hex(4);
});
}*/
}catch(e){}
rego = regs; ipx = false;
regs = regs.replace(/\$([+-](0x[0-9A-F]+|[0-9]+))/g, function(str, data) {
ipx = true;
data = (ip + parseInt(data) - 1) & 0xFFFF;
args.push(data);
return "0x" + data.toHex(4);
});
regs = regs.replace(/(0x[0-9A-F]+|[0-9]+)(\*|\/)(0x[0-9A-F]+|[0-9]+)+/g, function(str, x, op, y) {
return (op == "*" ? parseInt(x) * parseInt(y) : op == "/" && !!parseInt(y) ? parseInt(x) / parseInt(y) : 0x8000).toHex(-4);
});
regs = regs.replace(/(0x[0-9A-F]+|[0-9]+)([+-])(0x[0-9A-F]+|[0-9]+)+/g, function(str, x, op, y) {
return (op == "+" ? parseInt(x) + parseInt(y) : parseInt(x) - parseInt(y)).toHex(-4);
});
regs = regs.replace(/([-+](0x[0-9A-F]+|[0-9]+))/g, function(str, data) {
return "+" + (parseInt(data) + 256).toHex(-2);
});
ins = core.commands[instr];
code = -1;
bytes = 0;
if(ins && (regs in ins))
code = ins[regs];
else {
arg_nnIB = regs.replace(/(0x[0-9A-F]+)|([0-9]+)/gi, function(data) { // nnIB
var bin0 = parseInt(data);
var tag00= regs.replace(/(0x[0-9A-F]+)|([0-9]+)/gi, "_2");
var tag01= regs.replace(/(0x[0-9A-F]+)|([0-9]+)/gi, "_1");
var tag0 = regs.replace(/\+(0x[0-9A-F]+|[0-9]+)/, "+IB");
var bin1 = parseInt(data);
var tag1 = bin1.hi().toHex(2) + "IB";
var bin2 = parseInt(data) + (ipx ? -ip- 3 : -ip - 2);
var tag2 = "$+IB";
var bin3 = parseInt(data) + (ipx ? -ip- 4 : -ip - 3);
var bin3a = bin3 + (bin3 < -128 ? +(bin3 & 0x80) * 2 : bin3 >= 128 ? +(bin3 & 0x80) * 2 : 0);
var tag3 = "$+" + ((bin3a >> 8) & 7) + "IB";
if(ins) {
if((tag0 in ins) || (tag00 in ins) || (tag01 in ins))
return tag01 in ins ? (args.unshift(bin0), bytes = 1, "_1") : (args.unshift(bin0.lo(), bin0.hi()), bytes = 2, "_2");
if(tag1 in ins)
return args.push(bin1) ? tag1 : tag1;
if(bin2 >= -128 && bin2 < 128 && (tag2 in ins))
return args.push(bin2.lo()) ? tag2 : tag2;
if(((bin3 >= -1024 && bin3 < -128) || (bin3 >= 128 && bin3 <= 895)) && (tag3 in ins))
return args.push(bin3.lo()) ? tag3 : tag3;
if("IB" in ins)
return args.push(bin1) ? "IB" : "IB";
if(part[4] && (regs.split(",")[0] + ",IB") in ins)
return (code = ins[part[3] + ",IB"]) && args.push(bin1) ? "" : "";
if("" in ins)
return "";
}
args.push(bin1);
return "";
});
if(ins && (arg_nnIB in ins))
code = ins[arg_nnIB];
else
if(part[4] && ins && ([part[4].toUpperCase(), part[3].toUpperCase()].join(",") in ins))
code = ins[[part[4].toUpperCase(), part[3].toUpperCase()].join(",")];
else
if(part[4] && ins && (part[3].toUpperCase() in ins) && (part[4].toUpperCase() in ins))
code = ins[part[3].toUpperCase()] | (ins[part[4].toUpperCase()] << 16);
else
if(ins && (part[3].toUpperCase() in ins))
code = ins[part[3].toUpperCase()];
else
if(part[4] && ins && (regs.toUpperCase() in ins))
code = ins[regs.toUpperCase()];
else
if(ins && ((arg_nnIB = arg_nnIB.replace(/(\[[A-Z]{2})(\])/ig, "$1+IB$2")) in ins))
code = ins[arg_nnIB], args.unshift(0);
}
switch(instr) {
case ".END": ign = true; continue;
case "USER": usr = !!parseInt(regs); continue;
case "FILE": file.name = regs; continue;
case "DEBUG":dbg = !!parseInt(regs); continue;
case ".ORG": ip = args.shift(); continue;
case ".EQU": debug.labels[part[1].toUpperCase()] = args.shift(); continue;
case "BRK": if(files && dbg && !lap) debug.halt[ip] = !!parseInt(regs); continue;
case ".DB":
case ".TEXT":
if(part[5]) {
args = part[5].replace(/Ё/ig, "Е").replace(/[абвгдеёжзийклмнопрстуфхцчшщъыьэюя]/ig, function(str, ascii) {
var koi7ru = "ЮАБЦДЕФГХИЙКЛМНОПЯРСТУЖВЬЫЗШЭЩЧЪ",
data = koi7ru.indexOf(ascii);
if(data < 0)
return ascii;
return String.fromCharCode(ascii + 0x60);
}).split("");
args.shift(); args.pop();
while(args.length) {
tmp = args.shift();
code = tmp.charCodeAt(0);
if(tmp == "\\")
switch(tmp = args.shift()) {
case '0': code = 0x00; break;
case 't': code = 0x09; break;
case 'n': code = 0x0A; break;
case 'h': code = 0x0C; break;
case 'r': code = 0x0D; break;
case 'e': code = 0x1B; break;
case '_': code = 0x1F; break;
case '<': code = 0x08; break;
case '>': code = 0x18; break;
case '^': code = 0x19; break;
case 'v': code = 0x1A; break;
default: code = tmp.charCodeAt(0);
}
debug.text[ip] = true,
bin[ip ++] = code;
}
} else
while(args.length)
debug.text[ip] = true,
bin[ip ++] = args.shift();
continue;
case ".DW":
while(args.length)
tmp = args.shift(),
debug.text[ip] = true,
bin[ip ++] = tmp.lo(),
debug.text[ip] = true,
bin[ip ++] = tmp.hi();
continue;
}
hlt = !lap;
if(code >= 0) {
do {
if(!files)
debug.halt[ip] &= hlt;
debug.text[ip] = false,
bin[ip ++] = code & 0xFF;
while(bytes -- && args.length > 0)
debug.text[ip] = false,
debug.halt[ip] = false,
bin[ip ++] = args.shift();
} while((code & 0x8000) && (code >>= 16));
}
if(files && !lap && ip >= 0 && file.end < end)
file.end = ip;
}
} while(lap --);
document.title = title;
//disassm();
if(files)
return file;
}
// Initializing start / Начало инициализации
function create(pattern) {
var res, tmp, id;
var $D, commands, operands, actions, descriptions, width;
// Styling collection / Коллекция стилей
var stylex = /^\.([a-z]+)\t+(.+?)\t+/gm;
// Registers collection / Коллекция регистров
var regs = [],
regex = /^([a-z]+)(?:\:)(0x[0-9A-F]+|0[0-7]+|\d+)\t(.*)\t(.*)/gm;
// Operands collection / Коллекция набора операндов
var opers = [],
operex = /^([^\s-]{2,14})\t(.*)$/gm,
operexp = [],
operact = [],
operem = [];
// Decoder bits collection / Коллекция битов дешифратора
var pins = [],
pinex = /^([A-Z_?]+|[0-7_?]+)\?$/gm,
pinexp = [],
pinenum = [],
pinenus = [];
// Instructions set model / Коллекция командной модели
var models = [],
modelex = /^([0X1_]+)([A-Z_?])\t([^:\t]+)\t*([^:\t]*?)\t*:(.*?)(?:\t+(.*))?$/gm;
// Destroy the existing model / Уничтожаем существующую модель
core.ready = false;
delete core.actions;
delete core.commands;
delete debug.labels;
delete debug.data;
core.actions = {},
core.commands = {},
debug.labels = [],
debug.data = [],
r = {},
core.is_active = false;
// Let's parse the presentable pattern / Начинаем разбирать представленный шаблом
if(!(res = pattern.match(regex))) {
console.log(CPU_ID + ": Registers declaration needed...");
alert("Where the registers?");
throw 1;
}
// Build-up the registers / Создаём набор регистров
console.groupCollapsed(CPU_ID + ": Registers set");
res.forEach
(function(str) {
str.replace(regex,
function(str, id, data, name, present) {
if(id != "assm")
r[id] = new Register(parseInt(data)),
r[id].id = name;
tmp = [];
present.replace(/\`(.+?)\`|([^`]+?)/g,
function(str, action, text) {
if(text)
tmp.push('"' + text + '"');
else
tmp.push("(" + action + ")");
});
if(id == "assm")
debug.lines = parseInt(data),
debug.string = present;
else
r[id].show = tmp.join("+");//new Function("", "return " + tmp.join("+"));
});
console.log(str);
});
console.groupEnd();
if(!(res = pattern.match(pinex))) {
console.log(CPU_ID + ": Binaries declaration needed...");
alert("Where the pins?");
throw 2;
}
console.groupCollapsed(CPU_ID + ": Decoder bus naming");
pinex = [];
// Build-up the decoder / Разбираем битовые поля инструкций
res.forEach
(function(str) {
str.replace(/_|\?$/g, "").split("").reverse()
.forEach
(function(id, x, whole) {
if(isFinite(id))
pinenum.push("((x >> " + (whole.length - x - 1) + ") & 1) << " + id),
pinenus.push("x.substr(" + (-x - 1) + ", 1)");
else
if(id != "?")
(((pinexp[id]) || (pinexp[id] = [])) && pinexp[id]).push("(((x >> " + x + ") & 1) << " + pinexp[id].length + ")");
});
// Functional evaluating / Объявляем функциональное считывание
console.log(str);
});
console.groupEnd();
for(id in pinexp)
pinex.push("\\$" + id + "(\\[.*?\\])?"),
pins["$" + id] = new Function("x", "return " + pinexp[id].join(" | "));
if(pinenum.length)
pinenum = new Function("x", "return (" + pinenum.join(") + (") + ")"),
pinenus = new Function("x", "return " + pinenus.join(" + "));
else
pinenum = new Function("x", "return x"),
pinenus = new Function("x", "return x");
// Decoder bits collection / Собираем имена полей в выражение
pinex = new RegExp("(" + pinex.join("|") + ")", "g");
if(!(res = pattern.match(operex))) {
console.log(CPU_ID + ": Operands declaration needed...");
alert("Where the operands?");
throw 3;
}
console.groupCollapsed(CPU_ID + ": Operands set");
// Parse the operands / Разбираемся с операндами
res.forEach
(function(str) {
var str = str.split(/\t+/);
var val = str[1].split("/");
str[0].split("/")
.forEach
(function(id) {
console.log(id + '\t' + val[0]);
operexp.push(id);
opers[id] = val[0];
operact[id] = str[2];
operem[id] = str[3] || val[0];
if(val[1])
val.shift();
if(id.match(/^_+\d$/) && str[3])
debug.data[str[1]] = str[3];
});
console.log(str);
});
console.groupEnd();
// Collect the operands names into expression / Собираем имена операндов в выражение
//operex = new RegExp("(" + operexp.join("|")./*replace(/_+\d\||\|_+\d/g, "").*/replace(/(\$|\.)/g, "\\$1") + ")", "g");
operexp = new RegExp("(" + operexp.join("|").replace(/(\$|\.)/g, "\\$1") + ")", "g");
// Instructions presentable styles collection / Коллекция стилей презентабельности инструкций
for(id = 0; id < 8; ++ id)
user.styles.zip[id] = "";
if(!!(res = pattern.match(stylex))) {
console.groupCollapsed(CPU_ID + ": Instructions styling...");
res.forEach
(function(str) {
str.replace(stylex,
function(str, id, style) {
console.log("Bad style index " + id + " " + style);
if((id in user.styles) && isFinite(id = user.styles[id])) {
id = +id;
tmp = id < 3 ? 1 << id : 4;
while(id < 8)
user.styles.zip[id] = style,
id += tmp;
}
});
});
console.groupEnd();
} else
console.log(CPU_ID + ": Styling declaration advisable...");
// Build-up the fully command model / Разбираемся и строим полную командную модель
if(!(res = pattern.match(modelex))) {
console.log(CPU_ID + ": Common model declaration needed...");
alert("Where the model???");
throw 4;
}
this.r = r;
this.m = m;
if(step.actions)
delete step.actions;
this.step = step;
step.actions = [];
//this.step.r = r;
step();
console.groupCollapsed(CPU_ID + ": Building model");
res.forEach
(function(desc) {
console.groupCollapsed(desc);
desc.replace(modelex,
function(str, mask, group, command, operand, action, description) {
tmp = pinenus(mask.replace(/_/g, ""));
var
base = parseInt(tmp.replace(/X/g, "0"), 2), // 0XX1X0X1XX -> 0001000100
over = parseInt(tmp.replace(/X/g, "1"), 2), // 0XX1X0X1XX -> 0111101111
last = parseInt(tmp.replace(/./g, "1"), 2), // 0XX1X0X1XX -> 1111111111
mix = base ^ over ^ last; // 1001010100
// Running for whole combinates of undefined bits / Пробегаем по всем комбинациям неопределённых битов
for(var i = base; i <= over; i = (((i | mix) + 1) & ~mix) | base) {
$D = (i & -256) | pinenum(i);
if(core.actions[$D])
continue;
if(width = operand.match(/_(\d)/))
width = +width[1];
else
width = 0;
// Enumeration correct the pattern fields / Корректируем объявления шаблона с подстановкой конкретных числовых величин
commands = command .replace(pinex ,function($id) {return pins[$id]($D); });
operands = operand .replace(pinex ,function($id) {return pins[$id]($D); });
actions = action .replace(pinex ,function($id) {return pins[$id]($D); });
descriptions = description .replace(pinex ,function($id) {return pins[$id]($D); });
// Second lap correction / Проходимся второй раз с подстановкой перечисленных имён шаблона конкретными ссылками
commands = commands .replace(operexp,function($id) {return opers[$id.replace(/\[.*?\]/, "")]; });
operands = operands .replace(operexp,function($id) {return opers[$id.replace(/\[.*?\]/, "")]; });
actions = actions .replace(operexp,function($id) {return operact[$id.replace(/\[.*?\]/, "")]; });
descriptions = descriptions .replace(operexp,function($id) {return operem[$id.replace(/\[.*?\]/, "")]; });
Logging.push($D.toHex(2) + "#" + group + "|" + commands + "\t" + operands + "\t{" + actions + "}" + descriptions);
// Emulator step-in expression / Ищем ходовую строчку эмулятора
if(group == "?") {
if((command + " " + operand) == CPU_ID)
$D = CPU_ID;
else {
console.groupEnd(); console.groupEnd();
console.log(CPU_ID + ": Model version is incorrect...");
alert("Incorrect version...");
throw 5;
}
}
// Building the functional matrix for emulator and disassembler / Строим функциональную матрицу системы команд для эмуляции и дизассемблера
core.actions[$D] = {
color : group, // Instructions group colour / Цвет группы, к которой относится операция
width : width + 1, // Width of instruction / Ширина инструкции
command : commands, // Instruction mnemonic / Название команды
operand : operands, // Operands of instruction / Операнды команды
action : actions, // Emulation expression / Функциональное описание действия команды
remark : descriptions, // Description / Краткое описание инструкции
};
step.actions[$D] = new Function("", "with(this){return " + actions + "}");
if(group == "?")
break;
if(!core.commands[commands])
core.commands[commands] = [];
// Building the callback matrix for assembly / Строим обратную матрицу для ассемблера
operands.replace(/_+/g, "_").split("/")
.forEach(function(operands) {
if(!(operand in core.commands[commands]))
core.commands[commands][operands] = $D;
});
tmp = last + 1;
console.log(mask.replace(/[0X1]/g, function() {
return (tmp >>= 1) & $D ? "1" : "0";
}) + "\t" + width + ":" + commands + "\t" + operands + "\t:" + actions + "\t/*" + descriptions + "*/");
};
});
console.groupEnd();
});
console.groupEnd();
console.log(CPU_ID + ": Model is builded and ready...");
core.ready = true;
this.r = r;
clearTimeout(debug.hTimer);
debug.hTimer = setTimeout(step.bind(this), 1000 / core.clock);
}
return {
core : core,
assembly : assembly,
disassm : disassm,
reset : reset,
step : step,
debug : debug,
watch : watch,
create : create,
r : r,
// get r() {
// return r;
// },
set command_set(e) {