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Assorted PC11 tape loading fixes

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This commit is contained in:
Jeff Parsons 2016-10-18 10:30:34 -07:00 • committed by Jeff Parsons
commit 599228db46
3 changed files with 316 additions and 305 deletions
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149
modules/pdp11/lib/pc11.js
View file

@ -54,18 +54,18 @@ function PC11(parms)
* getMachineParm() service may have an override for us.
*/
this.configMount = parms['autoMount'] || null;
this.cAutoMount = 0;
/*
* TODO: Technically, the PC11 should have a timer that "clocks" data from the abReader buffer into the
* TODO: Technically, the PC11 should have a timer that "clocks" data from the aTapeData buffer into the
* PRB register at the appropriate rate (300 CPS for the high-speed version, 10 CPS for the low-speed version).
*/
this.prs = 0; // PRS register
this.prb = 0; // PRB register
this.iReader = 0; // buffer index
this.abReader = []; // buffer for the PRB register
this.flags.local = false;
this.sTapeName = this.sTapePath = this.sTapeFile = "";
this.iTapeData = 0; // buffer index
this.aTapeData = []; // buffer for the PRB register
this.sLoadState = PC11.LOADSTATE.NONE;
this.sTapeName = this.sTapePath = "";
/*
* Support for local tape images is currently limited to desktop browsers with FileReader support;
@ -77,6 +77,12 @@ function PC11(parms)
Component.subclass(PC11);
PC11.LOADSTATE = {
NONE: "",
LOCAL: "?",
REMOTE: "??"
};
/**
* setBinding(sType, sBinding, control, sValue)
*
@ -265,8 +271,6 @@ PC11.prototype.reset = function()
{
this.prs &= ~PDP11.PC11.PRS.CLEAR;
this.prb = 0;
this.iReader = 0;
this.abReader = [];
};
/**
@ -304,7 +308,7 @@ PC11.prototype.autoMount = function(fRemount)
PC11.prototype.loadSelectedTape = function(sTapeName, sTapePath, file)
{
if (!sTapePath) {
this.unloadTape();
this.unloadTape(false);
return;
}
@ -313,6 +317,7 @@ PC11.prototype.loadSelectedTape = function(sTapeName, sTapePath, file)
return;
}
/*
* If the special path of "??" is selected, then we want to prompt the user for a URL. Oh, and
* make sure we pass an empty string as the 2nd parameter to prompt(), so that IE won't display
@ -322,11 +327,15 @@ PC11.prototype.loadSelectedTape = function(sTapeName, sTapePath, file)
* I should do, like dynamically updating "listTapes" to include new entries, and adding new entries
* to the save/restore data.
*/
if (sTapePath == "??") {
if (sTapePath == PC11.LOADSTATE.REMOTE) {
sTapePath = window.prompt("Enter the URL of a remote tape image.", "") || "";
if (!sTapePath) return;
sTapeName = str.getBaseName(sTapePath);
if (DEBUG) this.println("Attempting to load " + sTapePath + " as \"" + sTapeName + "\"");
this.sLoadState = PC11.LOADSTATE.REMOTE;
}
else {
this.sLoadState = sTapePath;
}
this.loadTape(sTapeName, sTapePath, false, file);
@ -346,34 +355,30 @@ PC11.prototype.loadSelectedTape = function(sTapeName, sTapePath, file)
*/
PC11.prototype.loadTape = function(sTapeName, sTapePath, fAutoMount, file)
{
if (sTapePath) {
if (this.sTapePath.toLowerCase() != sTapePath.toLowerCase()) {
var nResult = -1;
if (this.sTapePath.toLowerCase() != sTapePath.toLowerCase()) {
this.unloadTape(fAutoMount, true);
if (this.flags.busy) {
this.notice("PC11 busy");
return 0;
}
nResult++;
this.unloadTape(true);
if (this.flags.busy) {
this.notice("PC11 busy");
}
else {
// if (DEBUG) this.println("tape queued: " + sTapeName);
this.flags.busy = true;
if (fAutoMount) {
this.fAutoMount = true;
this.cAutoMount++;
if (this.messageEnabled()) this.printMessage("auto-loading tape: " + sTapeName);
}
this.flags.local = !!file;
if (!this.load(sTapeName, sTapePath, file)) {
return 0;
if (this.load(sTapeName, sTapePath, file)) {
nResult++;
} else {
this.flags.busy = true;
}
return 1;
}
if (DEBUG) this.println("tape loaded");
}
return -1;
if (DEBUG && nResult) this.println("tape loaded");
return nResult;
};
/**
@ -387,6 +392,7 @@ PC11.prototype.loadTape = function(sTapeName, sTapePath, fAutoMount, file)
*/
PC11.prototype.load = function(sTapeName, sTapePath, file)
{
var pc11 = this;
var sTapeURL = sTapePath;
if (DEBUG) {
@ -394,14 +400,10 @@ PC11.prototype.load = function(sTapeName, sTapePath, file)
this.printMessage(sMessage);
}
var sTapeFile = str.getBaseName(sTapePath);
var pc11 = this;
if (file) {
var reader = new FileReader();
reader.onload = function() {
pc11.build(reader.result);
pc11.doneRead(sTapeName, sTapePath, reader.result);
};
reader.readAsArrayBuffer(file);
return true;
@ -427,39 +429,22 @@ PC11.prototype.load = function(sTapeName, sTapePath, file)
}
return !!web.getResource(sTapeURL, null, true, function(sURL, sResponse, nErrorCode) {
pc11.doneLoad(sURL, sTapeName, sTapePath, sResponse, nErrorCode);
pc11.doneLoad(sTapeName, sTapePath, sResponse, sURL, nErrorCode);
});
};
/**
* build(buffer)
*
* Builds a disk image from an ArrayBuffer (eg, from a FileReader object), rather than from JSON-encoded data.
* doneLoad(sTapeName, sTapePath, sTapeData, sURL, nErrorCode)
*
* @this {PC11}
* @param {?} buffer (we KNOW this is an ArrayBuffer, but we can't seem to convince the Closure Compiler)
*/
PC11.prototype.build = function(buffer)
{
if (buffer) {
this.aTapeData = new Uint8Array(buffer, 0, buffer.byteLength);
}
};
/**
* doneLoad(sURL, sTapeName, sTapePath, sTapeData, nErrorCode)
*
* @this {PC11}
* @param {string} sURL
* @param {string} sTapeName
* @param {string} sTapePath
* @param {string} sTapeData
* @param {string} sURL
* @param {number} nErrorCode (response from server if anything other than 200)
*/
PC11.prototype.doneLoad = function(sURL, sTapeName, sTapePath, sTapeData, nErrorCode)
PC11.prototype.doneLoad = function(sTapeName, sTapePath, sTapeData, sURL, nErrorCode)
{
this.flags.busy = false;
var fPrintOnly = (nErrorCode < 0 && this.cmp && !this.cmp.flags.powered);
if (nErrorCode) {
@ -476,23 +461,42 @@ PC11.prototype.doneLoad = function(sURL, sTapeName, sTapePath, sTapeData, nError
if (DEBUG && this.messageEnabled()) {
this.printMessage('doneLoad("' + sTapePath + '")');
}
Component.addMachineResource(this.idMachine, sURL, sTapeData);
var resource = web.parseMemoryResource(sURL, sTapeData);
if (resource) {
this.sTapeName = sTapeName;
this.sTapePath = sTapePath;
this.iTapeData = 0;
this.aTapeData = resource.aBytes;
if (DEBUG) this.println("tape loaded: " + sTapeName);
}
}
if (this.fAutoMount) {
this.fAutoMount = false;
if (!--this.cAutoMount) this.setReady();
this.flags.busy = false;
if (this.cAutoMount) {
this.cAutoMount--;
if (!this.cAutoMount) this.setReady();
}
this.displayTape();
};
/**
* doneRead(sTapeName, sTapePath, buffer)
*
* @this {PC11}
* @param {string} sTapeName
* @param {string} sTapePath
* @param {?} buffer (we KNOW this is an ArrayBuffer, but we can't seem to convince the Closure Compiler)
*/
PC11.prototype.doneRead = function(sTapeName, sTapePath, buffer)
{
if (buffer) {
this.sTapeName = sTapeName;
this.sTapePath = sTapePath;
this.iTapeData = 0;
this.aTapeData = new Uint8Array(buffer, 0, buffer.byteLength);
this.sLoadState = PC11.LOADSTATE.LOCAL;
if (DEBUG) this.println("tape length: " + this.aTapeData.length);
}
this.displayTape();
};
@ -552,9 +556,8 @@ PC11.prototype.findTape = function(sPath)
PC11.prototype.displayTape = function()
{
var controlTapes = this.bindings["listTapes"];
if (controlTapes && controlTapes.options) {
var sTargetPath = (this.flags.local? "?" : this.sTapePath);
var sTargetPath = this.sLoadState || this.sTapePath;
for (var i = 0; i < controlTapes.options.length; i++) {
if (controlTapes.options[i].value == sTargetPath) {
if (controlTapes.selectedIndex != i) {
@ -568,17 +571,25 @@ PC11.prototype.displayTape = function()
};
/**
* unloadTape(fAutoUnload, fQuiet)
* unloadTape(fLoading)
*
* @this {PC11}
* @param {boolean} [fAutoUnload] is true if this unload is being forced as part of an automount and/or restored mount
* @param {boolean} [fQuiet]
* @param {boolean} [fLoading]
*/
PC11.prototype.unloadTape = function(fAutoUnload, fQuiet)
PC11.prototype.unloadTape = function(fLoading)
{
this.sTapeName = "";
this.sTapePath = "";
this.flags.local = false;
if (this.sTapePath || fLoading === false) {
this.sTapeName = "";
this.sTapePath = "";
/*
* Try to avoid any unnecessary hysteresis regarding the display if this unload is merely a prelude to another load.
*/
if (!fLoading) {
this.sLoadState = PC11.LOADSTATE.NONE;
this.displayTape();
if (DEBUG) this.println("tape unloaded");
}
}
};
/**

306
versions/pdpjs/1.30.1/pdp11-dbg.js
View file

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Array.prototype.indexOf||(Array.prototype.indexOf=function(a,b){b=b||0;for(var c=this.length;b<c;b++)if(this[b]===a)return b;return-1});
Function.prototype.bind||(Function.prototype.bind=function(a){function b(){return e.apply(this instanceof c&&a?this:a,d.concat(Array.prototype.slice.call(arguments)))}function c(){}if("function"!=typeof this)throw new TypeError("Function.prototype.bind: non-callable object");var d=Array.prototype.slice.call(arguments,1),e=this;c.prototype=this.prototype;b.prototype=new c;return b});
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qg.prototype.Aa=function(){if(this.ka){if(this.i){var a=this.i,b=this.id,c=this.D,d=this.g,e=this.ka,f=[],g;for(g in e){var k=e[g];"number"==typeof k&&(e[g]=k={o:k});var m=k.o,p=k.a;if(void 0!==m){var q=f,m=[m>>>0,g],v=ya(q,m,a.Vb);0>v&&q.splice(-(v+1),0,m)}p&&(k.a=p.replace(/''/g,'"'))}a.G.push({Ud:b,B:c,vc:d,ka:e,Ub:f})}delete this.ka}return!0};qg.prototype.za=function(){return!0};
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qg.prototype.Aa=function(){if(this.ka){if(this.i){var a=this.i,b=this.id,c=this.B,d=this.g,e=this.ka,f=[],g;for(g in e){var k=e[g];"number"==typeof k&&(e[g]=k={o:k});var m=k.o,p=k.a;if(void 0!==m){var q=f,m=[m>>>0,g],v=ya(q,m,a.Vb);0>v&&q.splice(-(v+1),0,m)}p&&(k.a=p.replace(/''/g,'"'))}a.F.push({Ud:b,C:c,vc:d,ka:e,Ub:f})}delete this.ka}return!0};qg.prototype.za=function(){return!0};
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function sg(a){r.call(this,"RAM",a,sg);this.ka=this.g=null;this.G=a.addr;this.H=a.size;this.A=a.load;this.C=a.exec;this.D=!1;this.f=a.file;this.J=oa(this.f);if(this.f){a=this.f;var b=pa(this.J);"json"!=b&&"hex"!=b&&(a=ra()+"/api/v1/dump?file="+this.f+"&format=bytes&decimal=true");var c=this;Ba(a,null,!0,function(a,b,f){f?c.ga("Unable to load RAM resource (error "+f+": "+a+")"):(jb(c.Ra,a,b),(a=Ca(a,b))?(c.g=a.ja,c.ka=a.ka,null==c.A&&null!=a.Lb&&(c.A=a.Lb),null==c.C&&null!=a.Kb&&(c.C=a.Kb)):c.f=null,
tg(c))})}}u(sg);sg.prototype.Ca=function(a,b,c,d){this.w=b;this.b=c;this.i=d;tg(this)};sg.prototype.Aa=function(){return!0};sg.prototype.za=function(){return!0};function tg(a){!a.D&&a.H&&Yb(a.w,a.G,a.H,1)&&(a.D=!0);if(!pb(a)){if(!a.D)n("No RAM allocated");else if(a.f){if(!a.g||!a.w)return;var b=a.G;null!==a.A&&(b=a.A);for(var c=0;c<a.g.length;c++)a.w.hb(b+c,a.g[c]);null!==a.C&&(b=a.b,c=a.C,b.xb=c,O(b,c));delete a.g}H(a)}}sg.prototype.reset=function(){};
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tg(c))})}}u(sg);sg.prototype.Ca=function(a,b,c,d){this.w=b;this.b=c;this.i=d;tg(this)};sg.prototype.Aa=function(){return!0};sg.prototype.za=function(){return!0};function tg(a){!a.B&&a.H&&Yb(a.w,a.F,a.H,1)&&(a.B=!0);if(!pb(a)){if(!a.B)n("No RAM allocated");else if(a.f){if(!a.g||!a.w)return;var b=a.F;null!==a.A&&(b=a.A);for(var c=0;c<a.g.length;c++)a.w.hb(b+c,a.g[c]);null!==a.D&&(b=a.b,c=a.D,b.xb=c,O(b,c));delete a.g}H(a)}}sg.prototype.reset=function(){};
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function oh(a,b){var c="",d=a.b;8>b?(c=dh(b),c+="="+J(a,d.u[b])):13>b?c="A"+(b-8)+"="+J(a,d.Ea[b-8]):16<=b&&20>b?c="S"+(b-16)+"="+J(a,d.va[b-16]):20==b&&(c="PS="+J(a,Lb(d)));c&&(c+=" ");return c}function ph(a){var b,c="";for(b=0;6>b;b++)c+=oh(a,b);c=c+"\n"+(oh(a,6)+oh(a,7)+oh(a,20));return c+=nh(a,"T")+nh(a,"N")+nh(a,"Z")+nh(a,"V")+nh(a,"C")}h.Vb=function(a,b){return a[0]>b[0]?1:a[0]<b[0]?-1:0};
function qh(a,b,c){var d=[],e=a.Y(b)>>>0;for(b=0;b<a.G.length;b++){var f=a.G[b],g=f.B>>>0,k=f.vc;if(e>=g&&e<g+k){e=ya(f.Ub,[e-g],a.Vb);0<=e?rh(a,b,e,d):c&&(e=~e,rh(a,b,e-1,d),rh(a,b,e,d));break}}return d}function rh(a,b,c,d){var e={},f=a.G[b].Ub,g=0,k=null;0<=c&&c<f.length&&(g=f[c][0],k=f[c][1]);k&&(e=a.G[b].ka[k],k="."==k.charAt(0)?null:e.l||k);d.push(k);d.push(g);d.push(e.a);d.push(e.c)}
function sh(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return Og(a)||a.j("no variables"),!0;if(!c[2])return Og(a,c[1]);if(!c[3])return delete a.aa[c[1]],!0;b=Kg(a,c[3]);return void 0!==b?(a.aa[c[1]]=b,!0):!1}a.j("invalid assignment:"+b);return!1}
function th(a,b,c){var d=null;if(b=Zg(a,b,!0)){a.Y(b);var e=qh(a,b,!0);if(e.length){var f,g;e[0]&&(g="",(f=b.B-e[1])&&(g=" + "+l(f,4,!0)),f=e[0]+" ("+J(a,e[1])+")"+g,c&&a.j(f),d=f);4<e.length&&e[4]&&(g="",(f=e[5]-b.B)&&(g=" - "+l(f,4,!0)),f=e[4]+" ("+J(a,e[5])+")"+g,c&&a.j(f),d||(d=f))}else c&&a.j("no symbols")}return d}
function fh(a,b){var c;if(b&&"?"==b[1])a.j("register commands:"),a.j("\tr\tdump registers"),a.j("\trx [#]\tset flag or register x to [#]");else{var d=a.b;null==c&&(c=!0);if(b&&1<b.length){var e=b[1],f=e.indexOf("=");if(0<f)b=e.substr(f+1),e=e.substr(0,f);else if(2<b.length)b=b[2];else{a.j("missing value for "+b[1]);return}f=Kg(a,b);if(void 0===f)return;b=e.toUpperCase();switch(b){case "SP":case "R6":d.u[6]=f&65535;break;case "PC":case "R7":O(d,f);a.K=Z(d.u[7]);break;case "N":d.S=f?32768:0;break;case "Z":d.X=
f?0:1;break;case "V":d.O=f?32768:0;break;case "C":d.N=f?65536:0;break;default:if("R"==b.charAt(0)&&(b=+b.charAt(1),0<=b&&6>b)){d.u[b]=f&65535;break}a.j("unknown register: "+e);return}a.C.$();a.j("updated registers:")}a.j(ph(a));c&&(a.K=Z(d.u[7]),gh(a,J(a,a.K.B)))}}function uh(a,b){b=va(b);var c=b.match(/^(['"])(.*?)\1$/);c?1<c[2].length?a.j(c[2]):Ng(a,null,c[2].charCodeAt(0)):Kg(a,b,!0)}
function vh(a,b,c){var d="t"!=b;c=Mg(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);Ma(c,function(){return nb(a,!0)&&a.jb(e,d,!1)},function(){a.C.$();nb(a,!1)})}
function gh(a,b,c,d){if(b=Zg(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c)if("l"==c.charAt(0))c=Mg(a,c.substr(1)),null!=c&&(d=c);else{d=Zg(a,c,!0);if(!d||d.B<b.B)return;e=d.B-b.B;if(256<e){a.j("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=ob(a,!1)||a.V?a.H:null;var g=null!=f?"cycles":null,k=qh(a,b),m=b.B;if(k[0]&&d&&(!c&&d||0>k[0].indexOf("+"))){var p=k[0]+":";k[2]&&(p+=" "+k[2]);a.j(p)}k[3]&&(g=k[3],f=null);f=mh(a,b,g,f);a.j(f);a.K=b;e-=b.B-m;c++}}}
function lh(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.j(">> "+b):(a.U&&(a.j("ended assemble at "+J(a,a.T.B)),a.K=a.T,a.U=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ra=null;if(pb(a)&&0<b.length){a.U&&(b="a "+J(a,a.T.B)+" "+b);var f=!1,g=b.replace(/ +/g," ").split(" ");if(g&&g.length)for(var k=g[0],m=k.charAt(0),p=1;p<k.length;p++){var q=k.charAt(p);if("?"==m||"r"==m||"a">q||"z"<q){g[0]=k.substr(p);g.unshift(k.substr(0,p));break}}g[0]=g[0].toLowerCase();switch(g[0].charAt(0)){case "a":var v=
Zg(a,g[1],!0);if(v)if(a.T=v,void 0===g[2])a.j("begin assemble at "+J(a,v.B)),a.U=!0,a.C.$();else{var w;a.j("not supported yet");w=[];if(w.length){for(var x=0;x<w.length;x++)a.Fb(v,w[x],1);a.j(mh(a,a.T))}}break;case "b":a:{var E=g[0],y=g[1],F=b;if("?"==y)a.j("breakpoint commands:"),a.j("\tbp [a]\tset exec breakpoint at addr [a]"),a.j("\tbr [a]\tset read breakpoint at addr [a]"),a.j("\tbw [a]\tset write breakpoint at addr [a]"),a.j("\tbc [a]\tclear breakpoint at addr [a]"),a.j("\tbl\tlist all breakpoints"),
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U):"r"==Ea?a.Sa(a.M,U):"w"==Ea?a.Sa(a.D,U):a.j("unknown breakpoint command: "+Ea))}}}break;case "c":a.Ta&&(a.Ta.value="");break;case "d":a:{var Xa,Ya=g[0],ia=g[1],Fa=g[2],Oh=g[3];if("?"==ia){var Za="";for(Xa in tb)a.Fa[Xa]&&(Za&&(Za+=","),Za+=Xa);Za+=",state,symbols";a.j("dump memory commands:");a.j("\tdb [a] [#] dump # bytes at address a");a.j("\tdw [a] [#] dump # words at address a");a.j("\tdd [a] [#] dump # dwords at address a");a.j("\tdh [#] [#] dump # instructions from history");
Za.length&&a.j("dump extension commands:\n\t"+Za)}else if("state"==ia){var Kf=wh(a.C,!0);"console"==Fa?console.log(Kf):(a.Ta&&(a.Ta.value=""),a.j(Kf))}else if("symbols"==ia)for(var hd=0;hd<a.G.length;hd++){var id=a.G[hd],$a;for($a in id.ka)if("."!=$a.charAt(0)){var Lf=id.ka[$a].o;if(void 0!==Lf){var Mf=id.ka[$a].l;Mf&&($a=Mf);a.j(J(a,Lf)+" "+$a)}}}else{if("d"==Ya){for(Xa in tb)if(g[1]==Xa){var Nf=a.Fa[Xa];Nf?(g.shift(),g.shift(),Nf(g)):a.j("no dump registered for "+ia);break a}ia||(Ya=a.Cb||"db")}else a.Cb=
Ya;if("dh"==Ya){var Of=ia,Pf=Fa,Qf="",Rf=0,ca=a.fa,ja=a.J;if(ja.length){var Y=+Of||a.Ya,vb=+Pf||10;isNaN(Y)?Y=vb:Qf="more ";Y>ja.length&&(a.j("note: only "+ja.length+" available"),Y=ja.length);ca-=Y;0>ca&&(null==ja[ja.length-1].B?(Y=ca+Y,ca=0):ca+=ja.length);var jd=[];"call"==Pf&&(vb=1E5,jd=["CALL"]);for(void 0!==Of&&a.j(Y+" instructions earlier:");0<vb&&ca!=a.fa;){var Sf=ja[ca++];if(null==Sf.B)break;var wb=Z(Sf.B),Ph=Y--,Tf=mh(a,wb,"history",Ph);(!jd.length||0<=Tf.indexOf(jd[0]))&&a.j(Tf);wb.Jb&&
(ca+=wb.Jb,vb-=wb.Jb,Y-=wb.Jb);ca>=ja.length&&(ca=0);a.Ya=Y;Rf++;vb--}}Rf||(a.j("no "+Qf+"history available"),a.Ya=void 0)}else{var xb=Zg(a,ia);if(xb){var ec=0;Fa&&("l"==Fa.charAt(0)&&(Fa=Fa.substr(1)||Oh),ec=Mg(a,Fa)>>>0,65536<ec&&(ec=65536));for(var yb="",ab="dd"==Ya?4:"dw"==Ya?2:1,fc=ab*ec||128,Qh=fc+15>>4||1;Qh--&&0<fc;){var gc=0,zb=0,Ab,kd="",Uf="",ia=J(a,xb.B);for(Ab=4==ab?16:a.ma;0<Ab&&0<fc;Ab--){var ld,hc=2==ab?a.na(xb,ld=2):a.ob(xb,ld=1),gc=gc|hc<<(zb<<3),zb=zb+ld;zb==ab&&(kd+=J(a,gc,ab),
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g.length;jc++){var Bb=Kg(a,g[jc]);if(void 0===Bb){a.j("unrecognized value: "+g[jc]);break}Bb&~md&&a.j("warning: "+l(Bb)+" exceeds "+bb+"-byte value");var Rh=nd.call(a,ic);a.j("changing "+J(a,ic.B)+" from "+J(a,Rh,bb)+" to "+J(a,Bb,bb));od.call(a,ic,Bb,bb)}}break;case "g":a:{var Vf=g[1],Sh=b;if(void 0!==Vf){var rd=Zg(a,Vf,!0);if(!rd)break a;ch(a,rd,Sh);a.Sa(a.f,rd,!0)}a.ib(!0,c)}break;case "h":a.v.ca?(c||a.j("halting"),a.da()):ob(a,!0)||c||a.j("already halted");break;case "i":if("if"==g[0]){var sd;
var Cb=b.substr(2),Cb=va(Cb);Kg(a,Cb)?(c||a.j("true: "+Cb),sd=!0):(c||a.j("false: "+Cb),sd=!1);sd||(d=!1);break}f=!0;break;case "k":var Th=g[0];if("?"==g[1])a.j("stack trace commands:"),a.j("\tk\tshow frame addresses"),a.j("\tks\tshow symbol information");else{var td=0,ud=Z(),Db=Z(a.b.u[6]);for(a.j("stack trace for "+J(a,Db.B));10>td;){for(var Ga=null,Uh=256;65536>Db.B>>>0;){ud.B=a.na(Db,2);if(null==Db.B||!Uh--)break;if(!(ud.B&1)){for(var Vh=a,kc=ud,Wf=null,Eb=kc.B,Xf=Eb,vd=1;6>=vd&&Eb;vd++){if(2<
vd){kc.B=Eb;var lc=mh(Vh,kc);if(0<=lc.indexOf("JSR")){var Yf=lc.indexOf(" ");if(Eb+(lc.indexOf(" ",Yf+1)-Yf-1)/2==Xf){Wf=lc;break}}}Eb-=2}kc.B=Xf;if(Ga=Wf)break}}if(!Ga||null==Ga)break;var Zf=null;if("ks"==Th){var $f=Ga.match(/[0-9A-F]+$/);$f&&(Zf=th(a,$f[0]))}Ga=ua(Ga,50)+" ;"+(Zf||"stack="+J(a,Db.B));a.j(Ga);td++}td||a.j("no return addresses found")}break;case "l":if("ln"==g[0]){th(a,g[1],!0);break}f=!0;break;case "m":a:{var ka,la=null,G=g[1];"?"==G&&(G=void 0);if(void 0!==G){var xa=0;if("all"==
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h.Fb=function(a,b,c){var d=this.Y(a,!0,1);-1!==d&&(a.yb?this.w.hb(d,b):this.b.hb(d,b),c&&ch(a,c),this.D.$(!0))};h.Va=function(a,b,c){var d=this.Y(a,!0,2);-1!==d&&(a.yb?this.w.Gb(d,b):this.b.Gb(d,b),c&&ch(a,c),this.D.$(!0))};function Z(a,b){return{C:a,yb:b,Ba:!1}}function dh(a){return[a.C,a.Ba]}function eh(a){return{C:a[0],Ba:a[1]}}
function bh(a,b,c){var d,e=(c?a.K:a.Qa).C;c=!1;if(void 0!==b){b=Og(a,b);"%"==b.charAt(0)&&(c=!0,b=b.substr(1));d=b;var f;if(d.match(/^[a-z_][a-z0-9_]*$/i))for(d=d.toUpperCase(),e=0;e<a.F.length;e++){var g=a.F[e].ka[d];if(void 0!==g){d=g.o;void 0!==d&&(f=Z(d));break}}if(d=f)return d;e=Ng(a,b,void 0)}null!=e&&(d=Z(e,c));return d}function fh(a,b,c){c&&(c=c.match(/(['"])(.*?)\1/))&&(b.lc=Lg(a,b.hc=c[2]))}function ch(a,b){null!=a.C&&(a.C+=b||1)}
function Vg(a,b){a.i=a;a.la=a.nc=536870912;a.ra=null;a.wa=[];b=Lg(a,b.replace("keys","key").replace("kbd","keyboard"),!1,"|");if(b.length)for(var c in tb){var d;a:if(d=void 0,Array.prototype.indexOf)d=b.indexOf(c,d);else{d=d||0;0>d&&(d+=b.length);0>d&&(d=0);for(var e=b.length;d<e;d++)if(d in b&&b[d]===c)break a;d=-1}0<=d&&(a.la|=tb[c],a.j(c+" messages enabled"))}}function ah(a,b){for(var c in tb)if(64==tb[c]){a.Fa[c]=b;break}}
h.$b=function(a){var b=-1;a=a.toUpperCase();switch(a){case "SP":b=6;break;case "PC":b=7;break;default:"R"==a.charAt(0)&&(b=+a.charAt(1),0>b||7<b)&&(b=-1)}return b};function gh(a){return 6>a?"R"+a:6==a?"SP":"PC"}h.ac=function(a){var b;0<=a&&(8>a?b=this.b.u[a]:16>a?b=this.b.Ea[a-8]:20>a?b=this.b.va[a-16]:20==a&&(b=Lb(this.b)));return b};
h.message=function(a,b){b&&(a+=" @"+J(this,Z(this.b.tb).C));this.la&1073741824?this.wa.push(a):this.ra&&a==this.ra||(this.ra=a,this.la&-2147483648&&(this.da(),a+=" (cpu halted)"),this.j(a),this.b&&(a=this.b,Yc(a),a.oa=0,a.D.$()))};
function Ug(a){var b;if(Wd(a)){if(!a.J||!a.J.length){a.J=Array(1E3);for(b=0;b<a.J.length;b++)a.J[b]=Z();a.fa=0;a.j("instruction history buffer allocated")}if(!a.ba||!a.ba.length)for(a.ba=Array(256),b=0;b<a.ba.length;b++)a.ba[b]=[b,0]}else a.J&&a.J.length&&a.j("instruction history buffer freed"),a.fa=0,a.J=[],a.ba=[]}h.ib=function(a,b){if(!hh(this,b))return!1;this.b.ib(a);return!0};
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function hh(a,b){var c;(c=!a.b||!pb(a.b))||(c=a.b,c.v.ha?c=!0:(c.j(c.toString()+" not powered"),c=!1),c=!c);return c||a.b.v.ca?(b||a.j("cpu busy or unavailable, command ignored"),!1):!qb(a.b)}h.Aa=function(a,b){return!b&&(this.reset(!0),a&&this.restore&&!this.restore(a))?!1:!0};h.za=function(a,b){b&&this.j(a?"suspending":"shutting down");return a?this.save():!0};h.reset=function(a){Ug(this);this.R=this.xa=0;this.ra=null;this.H=0;this.K=Z(this.b.u[7]);this.v.ca=!1;kh(this);a||this.$()};
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function ih(a,b){var c;if(b&&"?"==b[1])a.j("register commands:"),a.j("\tr\tdump registers"),a.j("\trx [#]\tset flag or register x to [#]");else{var d=a.b;null==c&&(c=!0);if(b&&1<b.length){var e=b[1],f=e.indexOf("=");if(0<f)b=e.substr(f+1),e=e.substr(0,f);else if(2<b.length)b=b[2];else{a.j("missing value for "+b[1]);return}f=Ng(a,b);if(void 0===f)return;b=e.toUpperCase();switch(b){case "SP":case "R6":d.u[6]=f&65535;break;case "PC":case "R7":O(d,f);a.K=Z(d.u[7]);break;case "N":d.S=f?32768:0;break;case "Z":d.X=
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function jh(a,b,c,d){if(b=bh(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c)if("l"==c.charAt(0))c=Pg(a,c.substr(1)),null!=c&&(d=c);else{d=bh(a,c,!0);if(!d||d.C<b.C)return;e=d.C-b.C;if(256<e){a.j("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=ob(a,!1)||a.V?a.H:null;var g=null!=f?"cycles":null,k=th(a,b),m=b.C;if(k[0]&&d&&(!c&&d||0>k[0].indexOf("+"))){var p=k[0]+":";k[2]&&(p+=" "+k[2]);a.j(p)}k[3]&&(g=k[3],f=null);f=ph(a,b,g,f);a.j(f);a.K=b;e-=b.C-m;c++}}}
function oh(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.j(">> "+b):(a.U&&(a.j("ended assemble at "+J(a,a.T.C)),a.K=a.T,a.U=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ra=null;if(pb(a)&&0<b.length){a.U&&(b="a "+J(a,a.T.C)+" "+b);var f=!1,g=b.replace(/ +/g," ").split(" ");if(g&&g.length)for(var k=g[0],m=k.charAt(0),p=1;p<k.length;p++){var q=k.charAt(p);if("?"==m||"r"==m||"a">q||"z"<q){g[0]=k.substr(p);g.unshift(k.substr(0,p));break}}g[0]=g[0].toLowerCase();switch(g[0].charAt(0)){case "a":var v=
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U):"r"==Ea?a.Sa(a.M,U):"w"==Ea?a.Sa(a.B,U):a.j("unknown breakpoint command: "+Ea))}}}break;case "c":a.Ta&&(a.Ta.value="");break;case "d":a:{var Xa,Ya=g[0],ia=g[1],Fa=g[2],Rh=g[3];if("?"==ia){var Za="";for(Xa in tb)a.Fa[Xa]&&(Za&&(Za+=","),Za+=Xa);Za+=",state,symbols";a.j("dump memory commands:");a.j("\tdb [a] [#] dump # bytes at address a");a.j("\tdw [a] [#] dump # words at address a");a.j("\tdd [a] [#] dump # dwords at address a");a.j("\tdh [#] [#] dump # instructions from history");
Za.length&&a.j("dump extension commands:\n\t"+Za)}else if("state"==ia){var Nf=zh(a.D,!0);"console"==Fa?console.log(Nf):(a.Ta&&(a.Ta.value=""),a.j(Nf))}else if("symbols"==ia)for(var id=0;id<a.F.length;id++){var jd=a.F[id],$a;for($a in jd.ka)if("."!=$a.charAt(0)){var Of=jd.ka[$a].o;if(void 0!==Of){var Pf=jd.ka[$a].l;Pf&&($a=Pf);a.j(J(a,Of)+" "+$a)}}}else{if("d"==Ya){for(Xa in tb)if(g[1]==Xa){var Qf=a.Fa[Xa];Qf?(g.shift(),g.shift(),Qf(g)):a.j("no dump registered for "+ia);break a}ia||(Ya=a.Cb||"db")}else a.Cb=
Ya;if("dh"==Ya){var Rf=ia,Sf=Fa,Tf="",Uf=0,ca=a.fa,ja=a.J;if(ja.length){var Y=+Rf||a.Ya,vb=+Sf||10;isNaN(Y)?Y=vb:Tf="more ";Y>ja.length&&(a.j("note: only "+ja.length+" available"),Y=ja.length);ca-=Y;0>ca&&(null==ja[ja.length-1].C?(Y=ca+Y,ca=0):ca+=ja.length);var kd=[];"call"==Sf&&(vb=1E5,kd=["CALL"]);for(void 0!==Rf&&a.j(Y+" instructions earlier:");0<vb&&ca!=a.fa;){var Vf=ja[ca++];if(null==Vf.C)break;var wb=Z(Vf.C),Sh=Y--,Wf=ph(a,wb,"history",Sh);(!kd.length||0<=Wf.indexOf(kd[0]))&&a.j(Wf);wb.Jb&&
(ca+=wb.Jb,vb-=wb.Jb,Y-=wb.Jb);ca>=ja.length&&(ca=0);a.Ya=Y;Uf++;vb--}}Uf||(a.j("no "+Tf+"history available"),a.Ya=void 0)}else{var xb=bh(a,ia);if(xb){var ec=0;Fa&&("l"==Fa.charAt(0)&&(Fa=Fa.substr(1)||Rh),ec=Pg(a,Fa)>>>0,65536<ec&&(ec=65536));for(var yb="",ab="dd"==Ya?4:"dw"==Ya?2:1,fc=ab*ec||128,Th=fc+15>>4||1;Th--&&0<fc;){var gc=0,zb=0,Ab,ld="",Xf="",ia=J(a,xb.C);for(Ab=4==ab?16:a.ma;0<Ab&&0<fc;Ab--){var md,hc=2==ab?a.na(xb,md=2):a.ob(xb,md=1),gc=gc|hc<<(zb<<3),zb=zb+md;zb==ab&&(ld+=J(a,gc,ab),
ld+=1==ab?9==Ab?"-":" ":" ",gc=zb=0);Xf+=32<=hc&&128>hc?String.fromCharCode(hc):".";fc--}yb&&(yb+="\n");yb+=ia+" "+ld+(0==Ab?" "+Xf:"")}yb&&a.j(yb);a.Qa=xb}}}}break;case "e":if("else"==g[0])break;var bb,nd,od,pd,qd=g[0],rd=g[1];"eb"==qd?(bb=1,nd=255,od=a.ob,pd=a.Fb):"e"==qd||"ew"==qd?(bb=2,nd=65535,od=a.na,pd=a.Va):rd=null;if(null==rd)a.j("edit memory commands:"),a.j("\teb [a] [...] edit bytes at address a"),a.j("\tew [a] [...] edit words at address a");else{var ic=bh(a,rd);if(ic)for(var jc=2;jc<
g.length;jc++){var Bb=Ng(a,g[jc]);if(void 0===Bb){a.j("unrecognized value: "+g[jc]);break}Bb&~nd&&a.j("warning: "+l(Bb)+" exceeds "+bb+"-byte value");var Uh=od.call(a,ic);a.j("changing "+J(a,ic.C)+" from "+J(a,Uh,bb)+" to "+J(a,Bb,bb));pd.call(a,ic,Bb,bb)}}break;case "g":a:{var Yf=g[1],Vh=b;if(void 0!==Yf){var sd=bh(a,Yf,!0);if(!sd)break a;fh(a,sd,Vh);a.Sa(a.f,sd,!0)}a.ib(!0,c)}break;case "h":a.v.ca?(c||a.j("halting"),a.da()):ob(a,!0)||c||a.j("already halted");break;case "i":if("if"==g[0]){var td;
var Cb=b.substr(2),Cb=va(Cb);Ng(a,Cb)?(c||a.j("true: "+Cb),td=!0):(c||a.j("false: "+Cb),td=!1);td||(d=!1);break}f=!0;break;case "k":var Wh=g[0];if("?"==g[1])a.j("stack trace commands:"),a.j("\tk\tshow frame addresses"),a.j("\tks\tshow symbol information");else{var ud=0,vd=Z(),Db=Z(a.b.u[6]);for(a.j("stack trace for "+J(a,Db.C));10>ud;){for(var Ga=null,Xh=256;65536>Db.C>>>0;){vd.C=a.na(Db,2);if(null==Db.C||!Xh--)break;if(!(vd.C&1)){for(var Yh=a,kc=vd,Zf=null,Eb=kc.C,$f=Eb,wd=1;6>=wd&&Eb;wd++){if(2<
wd){kc.C=Eb;var lc=ph(Yh,kc);if(0<=lc.indexOf("JSR")){var ag=lc.indexOf(" ");if(Eb+(lc.indexOf(" ",ag+1)-ag-1)/2==$f){Zf=lc;break}}}Eb-=2}kc.C=$f;if(Ga=Zf)break}}if(!Ga||null==Ga)break;var bg=null;if("ks"==Wh){var cg=Ga.match(/[0-9A-F]+$/);cg&&(bg=wh(a,cg[0]))}Ga=ua(Ga,50)+" ;"+(bg||"stack="+J(a,Db.C));a.j(Ga);ud++}ud||a.j("no return addresses found")}break;case "l":if("ln"==g[0]){wh(a,g[1],!0);break}f=!0;break;case "m":a:{var ka,la=null,G=g[1];"?"==G&&(G=void 0);if(void 0!==G){var xa=0;if("all"==
G)xa=1878917119,G=null;else if("on"==G)la=!0,G=null;else if("off"==G)la=!1,G=null;else{"keys"==G&&(G="key");"kbd"==G&&(G="keyboard");for(ka in tb)if(G==ka){xa=tb[ka];la=!!(a.la&xa);break}if(!xa){a.j("unknown message category: "+G);break a}}if(xa)if("on"==g[2])a.la|=xa,la=!0;else if("off"==g[2]&&(a.la&=~xa,la=!1,1073741824==xa)){for(var xd=0;xd<a.wa.length;xd++)a.j(a.wa[xd]);a.wa=[]}}var Zh=0,Fb="";for(ka in tb)if(!G||G==ka){var $h=!!(a.la&tb[ka]);if(null===la||la==$h)Fb&&(Fb+=","),++Zh%10||(Fb+="\n\t"),
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g[0]){a.j("PDPjs version 1.30.1 ("+a.b.ab+",RELEASE"+(sb?",TYPEDARRAYS":",LONGARRAYS")+")");a.j(window?window.navigator.userAgent:"");break}f=!0;break;case "?":if(g[1]){uh(a,b.substr(1));break}var xd="commands:",yd;for(yd in Tg)xd+="\n"+ua(yd,9)+Tg[yd];Wd(a)||(xd+="\nnote: history disabled if no exec breakpoints");a.j(xd);break;default:f=!0}f&&(a.j("unknown command: "+b),d=!1)}}catch(bg){a.j("debugger error: "+(bg.stack||bg.message)),d=!1}return d}
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function xh(a,b,c){r.call(this,"Computer",a,xh,67108864);this.v.ha=!1;yh(this,b);this.M=Pc(this,"autoPower",a);this.C=0;this.aa=a.busWidth||a.buswidth;this.f=zh;this.J=null;this.G=this.U=!1;this.ba=Pc(this,"url")||"";(Math.random()+.1).toString(36);this.g=Ah(this);if(this.b=mb("CPU",this.id)){this.i=mb("Debugger",this.id);this.w=new Mb({id:this.Ra+".bus",busWidth:this.aa},this.b,this.i);var d,e=kb(this.id);if((this.A=mb("Panel",this.id))&&this.A.Ta)for(b=0;b<e.length;b++)d=e[b],d.ga=this.A.ga,d.j=
this.A.j,d.Ta=this.A.Ta;this.j("PDPjs v1.30.1\nCopyright \u00a9 2012-2016 Jeff Parsons <Jeff@pcjs.org>\nLicense: GPL version 3 or later <http://gnu.org/licenses/gpl.html>");this.j("Portions adapted from the PDP-11/70 Emulator v1.4 by Paul Nankervis <paulnank@hotmail.com>");for(b=0;b<e.length;b++)d=e[b],d.Ca&&d.Ca(this,this.w,this.b,this.i);b=null;d=a.resume;void 0!==d&&(1<d.length?b=this.H=d:this.f=parseInt(d,10));var f;if(a=Pc(this,"state")||(f=!0,a.state))b=this.R=a,f||(this.G=!0,this.f=zh),this.f&&
(this.K=new N(this,"1.30.1"),Bh(this.K)?b=null:delete this.K);!b&&this.f&&(b=Ch(this))&&(this.G=!0);if(b){var g=this;Ba(b,null,!0,function(a,b,c){c?(g.H=null,g.G=!1,g.ga("Unable to load machine state from server (error "+c+(b?": "+va(b):"")+")")):(g.J=b,g.U=!0);H(g)})}else H(this);this.I.power||(this.M=!0);!c&&this.M&&Dh(this,this.sb)}else n("Unable to find CPU component")}u(xh);var zh=0;
function yh(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){n(d.message+" ("+c+")")}}a.V=b}function Pc(a,b,c){var d=b.toLowerCase(),d=db[b]||db[d];void 0===d&&a.V&&(d=a.V[b]);void 0===d&&c&&(d=c[b]);void 0===d&&"object"==typeof resources&&resources[b]&&(d=b);return d}function Dh(a,b,c){for(var d=kb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!pb(f)){pb(f,function(){Dh(a,b,c)});return}}b.call(a,c)}
function Eh(a,b){var c=new N(a,"1.30.1","validate");if(Bh(c)&&Fh(c)){var d=c.get("timestamp"),e=b?b.get("timestamp"):"unknown";d!=e&&(a.ga("Machine state may be out-of-date\n("+d+" vs. "+e+")\nCheck your browser's local storage limits"),b||c.clear())}}h=xh.prototype;
h.sb=function(a){void 0===a&&(a=this.f||(this.J?1:zh));if(!this.C){this.C++;var b=!1,c=!1;this.T=!1;var d=this.K||new N(this,"1.30.1");if(-1==a)b=!0;else if(a>zh){if(Bh(d,this.J)){this.D=new N(this,"1.30.1","failsafe");Bh(this.D)&&(Gh(this,d),a=2,Hh(this.D));this.D.set("timestamp",Aa());Ih(this.D);var e=this.f&&!this.G;if(1==a||Da("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Fh(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Bh(d,g):("error"==
f&&"no machine state"!=g?(this.ga("Error: "+g),"unable to verify user"==g&&(Ka("user",""),this.g=null)):this.j(f+": "+g),Hh(d),Bh(d)?(c=Fh(d),e=!0):c=!1))}e&&Eh(this,c?d:null)}else 2==a&&d.clear()}else Eh(this);delete this.J;delete this.K}e=kb(this.id);for(f=0;f<e.length;f++)g=e[f],g!==this&&g!=this.b&&(c=Jh(this,g,d,b,c));b=[d,a,c];-1!=a?Dh(this,this.Xb,b):this.Xb(b)}};
function Jh(a,b,c,d,e){if(!b.v.ha){b.v.ha=!0;if(b.Aa){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Aa(f,d)&&f&&(n("Unable to restore state for "+b.type),a.R&&!a.U?(c.clear(),a.f=zh,window&&window.location.reload()):a.T=!0,b.Aa(null),e=!1)}if(!d&&b.Yb)for(a=b.Yb.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
h.Xb=function(a){var b=a[0],c=0>a[1];a=a[2];this.fa=!0;this.v.ha=!0;var d=this.I.power;d&&(d.textContent="Shutdown");this.b&&(Jh(this,this.b,b,c,a),this.b.mb());this.T&&(Gh(this,b),b.clear());!c&&this.D&&(this.D.clear(),delete this.D);this.C=0};
function Gh(a,b){if(Da("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.1"};d.url=a.ba;d.user=c;d.type="bug";d.data=b;Ba("http://www.pcjs.org/api/v1/report",d,!0)}}
function wh(a,b,c){var d,e="none";if(a.C)return null;a.C--;var f=new N(a,"1.30.1"),g=new N(a,"1.30.1","validate"),k=Aa();g.set("timestamp",k);f.set("timestamp",k);f.set("version","1.30.1");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.b&&a.b.za&&(c&&a.b.da(),d=a.b.za(b,c),"object"===typeof d&&f.set(a.b.id,d),c&&(a.b.v.ha=!1,!1===d&&(e=null)));for(var k=kb(a.id),m=0;m<k.length;m++){var p=k[m];p.v.ha&&(p.za&&(d=p.za(b,c),"object"===typeof d&&f.set(p.id,
d)),c&&(p.v.ha=!1,!1===d&&(e=null)))}e&&(c?(k=d=!1,b?(a.g&&Kh(a,a.g,f.toString()),Ih(g)&&Ih(f)||(e=null,d=k=!0)):a.f&&(d=!0,k=3==a.f),d&&f.clear(k)):e=f.toString());c&&(a.v.ha=!1,b=a.I.power)&&(b.textContent="Power");a.C=0;return e}h.reset=function(){this.w&&this.w.reset&&(C(this,"Resetting "+this.w.type),this.w.reset());for(var a=kb(this.id),b=0;b<a.length;b++){var c=a[b];c!==this&&c!==this.w&&c.reset&&(C(this,"Resetting "+c.type),c.reset())}};
"Mhz")+" ("+a.b.Ma+"x)");break;default:if(g[1]){a.j("unknown option: "+g[1]);break}case "?":a.j("debugger options:"),a.j("\tbase #\t\tset default base to #"),a.j("\tcs int #\tset checksum cycle interval to #"),a.j("\tcs start #\tset checksum cycle start count to #"),a.j("\tcs stop #\tset checksum cycle stop count to #"),a.j("\tsp #\t\tset speed multiplier to #")}break;case "t":yh(a,g[0],g[1]);break;case "u":jh(a,g[1],g[2],8);break;case "v":if("var"==g[0]){vh(a,b.substr(3))||(d=!1);break}if("ver"==
g[0]){a.j("PDPjs version 1.30.1 ("+a.b.ab+",RELEASE"+(sb?",TYPEDARRAYS":",LONGARRAYS")+")");a.j(window?window.navigator.userAgent:"");break}f=!0;break;case "?":if(g[1]){xh(a,b.substr(1));break}var yd="commands:",zd;for(zd in Wg)yd+="\n"+ua(zd,9)+Wg[zd];Wd(a)||(yd+="\nnote: history disabled if no exec breakpoints");a.j(yd);break;default:f=!0}f&&(a.j("unknown command: "+b),d=!1)}}catch(eg){a.j("debugger error: "+(eg.stack||eg.message)),d=!1}return d}
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function Ah(a,b,c){r.call(this,"Computer",a,Ah,67108864);this.v.ha=!1;Bh(this,b);this.M=Pc(this,"autoPower",a);this.D=0;this.aa=a.busWidth||a.buswidth;this.f=Ch;this.J=null;this.F=this.U=!1;this.ba=Pc(this,"url")||"";(Math.random()+.1).toString(36);this.g=Dh(this);if(this.b=mb("CPU",this.id)){this.i=mb("Debugger",this.id);this.w=new Mb({id:this.Ra+".bus",busWidth:this.aa},this.b,this.i);var d,e=kb(this.id);if((this.A=mb("Panel",this.id))&&this.A.Ta)for(b=0;b<e.length;b++)d=e[b],d.ga=this.A.ga,d.j=
this.A.j,d.Ta=this.A.Ta;this.j("PDPjs v1.30.1\nCopyright \u00a9 2012-2016 Jeff Parsons <Jeff@pcjs.org>\nLicense: GPL version 3 or later <http://gnu.org/licenses/gpl.html>");this.j("Portions adapted from the PDP-11/70 Emulator v1.4 by Paul Nankervis <paulnank@hotmail.com>");for(b=0;b<e.length;b++)d=e[b],d.Ca&&d.Ca(this,this.w,this.b,this.i);b=null;d=a.resume;void 0!==d&&(1<d.length?b=this.H=d:this.f=parseInt(d,10));var f;if(a=Pc(this,"state")||(f=!0,a.state))b=this.R=a,f||(this.F=!0,this.f=Ch),this.f&&
(this.K=new N(this,"1.30.1"),Eh(this.K)?b=null:delete this.K);!b&&this.f&&(b=Fh(this))&&(this.F=!0);if(b){var g=this;Ba(b,null,!0,function(a,b,c){c?(g.H=null,g.F=!1,g.ga("Unable to load machine state from server (error "+c+(b?": "+va(b):"")+")")):(g.J=b,g.U=!0);H(g)})}else H(this);this.I.power||(this.M=!0);!c&&this.M&&Gh(this,this.sb)}else n("Unable to find CPU component")}u(Ah);var Ch=0;
function Bh(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){n(d.message+" ("+c+")")}}a.V=b}function Pc(a,b,c){var d=b.toLowerCase(),d=db[b]||db[d];void 0===d&&a.V&&(d=a.V[b]);void 0===d&&c&&(d=c[b]);void 0===d&&"object"==typeof resources&&resources[b]&&(d=b);return d}function Gh(a,b,c){for(var d=kb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!pb(f)){pb(f,function(){Gh(a,b,c)});return}}b.call(a,c)}
function Hh(a,b){var c=new N(a,"1.30.1","validate");if(Eh(c)&&Ih(c)){var d=c.get("timestamp"),e=b?b.get("timestamp"):"unknown";d!=e&&(a.ga("Machine state may be out-of-date\n("+d+" vs. "+e+")\nCheck your browser's local storage limits"),b||c.clear())}}h=Ah.prototype;
h.sb=function(a){void 0===a&&(a=this.f||(this.J?1:Ch));if(!this.D){this.D++;var b=!1,c=!1;this.T=!1;var d=this.K||new N(this,"1.30.1");if(-1==a)b=!0;else if(a>Ch){if(Eh(d,this.J)){this.B=new N(this,"1.30.1","failsafe");Eh(this.B)&&(Jh(this,d),a=2,Kh(this.B));this.B.set("timestamp",Aa());Lh(this.B);var e=this.f&&!this.F;if(1==a||Da("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Ih(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Eh(d,g):("error"==
f&&"no machine state"!=g?(this.ga("Error: "+g),"unable to verify user"==g&&(Ka("user",""),this.g=null)):this.j(f+": "+g),Kh(d),Eh(d)?(c=Ih(d),e=!0):c=!1))}e&&Hh(this,c?d:null)}else 2==a&&d.clear()}else Hh(this);delete this.J;delete this.K}e=kb(this.id);for(f=0;f<e.length;f++)g=e[f],g!==this&&g!=this.b&&(c=Mh(this,g,d,b,c));b=[d,a,c];-1!=a?Gh(this,this.Xb,b):this.Xb(b)}};
function Mh(a,b,c,d,e){if(!b.v.ha){b.v.ha=!0;if(b.Aa){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Aa(f,d)&&f&&(n("Unable to restore state for "+b.type),a.R&&!a.U?(c.clear(),a.f=Ch,window&&window.location.reload()):a.T=!0,b.Aa(null),e=!1)}if(!d&&b.Yb)for(a=b.Yb.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
h.Xb=function(a){var b=a[0],c=0>a[1];a=a[2];this.fa=!0;this.v.ha=!0;var d=this.I.power;d&&(d.textContent="Shutdown");this.b&&(Mh(this,this.b,b,c,a),this.b.mb());this.T&&(Jh(this,b),b.clear());!c&&this.B&&(this.B.clear(),delete this.B);this.D=0};
function Jh(a,b){if(Da("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.1"};d.url=a.ba;d.user=c;d.type="bug";d.data=b;Ba("http://www.pcjs.org/api/v1/report",d,!0)}}
function zh(a,b,c){var d,e="none";if(a.D)return null;a.D--;var f=new N(a,"1.30.1"),g=new N(a,"1.30.1","validate"),k=Aa();g.set("timestamp",k);f.set("timestamp",k);f.set("version","1.30.1");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.b&&a.b.za&&(c&&a.b.da(),d=a.b.za(b,c),"object"===typeof d&&f.set(a.b.id,d),c&&(a.b.v.ha=!1,!1===d&&(e=null)));for(var k=kb(a.id),m=0;m<k.length;m++){var p=k[m];p.v.ha&&(p.za&&(d=p.za(b,c),"object"===typeof d&&f.set(p.id,
d)),c&&(p.v.ha=!1,!1===d&&(e=null)))}e&&(c?(k=d=!1,b?(a.g&&Nh(a,a.g,f.toString()),Lh(g)&&Lh(f)||(e=null,d=k=!0)):a.f&&(d=!0,k=3==a.f),d&&f.clear(k)):e=f.toString());c&&(a.v.ha=!1,b=a.I.power)&&(b.textContent="Power");a.D=0;return e}h.reset=function(){this.w&&this.w.reset&&(C(this,"Resetting "+this.w.type),this.w.reset());for(var a=kb(this.id),b=0;b<a.length;b++){var c=a[b];c!==this&&c!==this.w&&c.reset&&(C(this,"Resetting "+c.type),c.reset())}};
h.start=function(a,b){for(var c=kb(this.id),d=0;d<c.length;d++){var e=c[d];"CPU"!=e.type&&e!==this&&e.start&&e.start(a,b)}this.$(!0)};h.stop=function(a,b){for(var c=kb(this.id),d=0;d<c.length;d++){var e=c[d];"CPU"!=e.type&&e!==this&&e.stop&&e.stop(a,b)}this.$(!0)};
h.qa=function(a,b,c){var d=this;switch(b){case "power":return this.I[b]=c,c.onclick=function(){d.C||(d.v.ha?wh(d,!1,!0):Dh(d,d.sb))},!0;case "reset":return this.I[b]=c,c.onclick=function(){if(d.v.ha&&!d.C)if(d.f&&!d.H){var a=Da("Click OK to save changes to this PDPjs machine.\n\nWARNING: If you CANCEL, all disk changes will be discarded.");wh(d,a,!0);!a&&d.R?window&&window.location.reload():d.sb(zh)}else d.reset(),d.b&&d.b.mb()},!0;case "save":if(qa())c.parentNode.removeChild(c);else return this.I[b]=
c,c.onclick=function(){var a=Ah(d,!0);if(a){var b=!!(d.f&&!d.H||d.R),c=wh(d,b);b?Kh(d,a,c):d.ga("Resume disabled, machine state not saved")}},!0}return!1};
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Y],te=[Y,function(a){a=oc(this,a,65536);ic(this,a);N(this,a);this.a-=11},function(a){var b=kc(this),c=this.a;pc(this,a,65536,b);N(this,b);this.a=c-Gd[this.c]},Y];
function ue(a){u.call(this,"ROM",a,ue);this.Y=this.b=null;this.j=a.addr;this.c=a.size;this.i=a.alias;this.g=a.file;this.o=ka(this.g);if(this.g){a=this.g;var b=la(this.o);"json"!=b&&"hex"!=b&&(a=na()+"/api/v1/dump?file="+this.g+"&format=bytes&decimal=true");var c=this;h(a,null,!0,function(a,b,f){f?c.H("Unable to load ROM resource (error "+f+": "+a+")"):(Pa(c.ra,a,b),(a=ua(a,b))?(c.b=a.M,c.Y=a.Y):c.g=null,ve(c))})}}w(ue);ue.prototype.ea=function(a,b,c,d){this.m=b;this.a=c;this.G=d;ve(this)};
function ue(a){u.call(this,"ROM",a,ue);this.Y=this.b=null;this.j=a.addr;this.c=a.size;this.h=a.alias;this.g=a.file;this.o=ka(this.g);if(this.g){a=this.g;var b=la(this.o);"json"!=b&&"hex"!=b&&(a=na()+"/api/v1/dump?file="+this.g+"&format=bytes&decimal=true");var c=this;h(a,null,!0,function(a,b,f){f?c.H("Unable to load ROM resource (error "+f+": "+a+")"):(Pa(c.ra,a,b),(a=ua(a,b))?(c.b=a.M,c.Y=a.Y):c.g=null,ve(c))})}}w(ue);ue.prototype.ea=function(a,b,c,d){this.m=b;this.a=c;this.G=d;ve(this)};
ue.prototype.$=function(){this.Y&&(this.G&&this.G.a(this.id,this.j,this.c,this.Y),delete this.Y);return!0};ue.prototype.Z=function(){return!0};
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function ve(a){if(!Sa(a)){if(a.g){if(!a.b||!a.m)return;a.c||(a.c=a.b.length);if(a.b.length!=a.c){var b="ROM size ("+ja(a.b.length,8,!0)+") does not match specified size ("+ja(a.c,8,!0)+")";a.i.error=!0;a.H(b)}else{b=a.j;if(kb(a.m,b,a.c,Ib)){var c;for(c=0;c<a.b.length;c++)a.m.Ta(b+c,a.b[c]);b=!0}else b=!1;if(b){b=[];"number"==typeof a.h?b.push(a.h):null!=a.h&&a.h.length&&(b=a.h);for(c=0;c<b.length;c++){var d=a,e=b[c],f=jb(d.m,d.j,d.c);ib(d.m,e,d.c,f)}delete a.b}}}B(a)}}
q(function(){for(var a=A(document,"pdp11","rom"),b=0;b<a.length;b++){var c=a[b],d=y(c),d=new ue(d);z(d,c)}});
function we(a){u.call(this,"RAM",a,we);this.Y=this.c=null;this.o=a.addr;this.v=a.size;this.i=a.load;this.g=a.exec;this.j=!1;this.b=a.file;this.u=ka(this.b);if(this.b){a=this.b;var b=la(this.u);"json"!=b&&"hex"!=b&&(a=na()+"/api/v1/dump?file="+this.b+"&format=bytes&decimal=true");var c=this;h(a,null,!0,function(a,b,f){f?c.H("Unable to load RAM resource (error "+f+": "+a+")"):(Pa(c.ra,a,b),(a=ua(a,b))?(c.c=a.M,c.Y=a.Y,null==c.i&&null!=a.cb&&(c.i=a.cb),null==c.g&&null!=a.bb&&(c.g=a.bb)):c.b=null,xe(c))})}}
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function Xe(a,b,c){var d,e="none";if(a.g)return null;a.g--;var f=new K(a,"1.30.1"),k=new K(a,"1.30.1","validate"),l=ta();k.set("timestamp",l);f.set("timestamp",l);f.set("version","1.30.1");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.a&&a.a.Z&&(c&&Xa(a.a),d=a.a.Z(b,c),"object"===typeof d&&f.set(a.a.id,d),c&&(a.a.h.L=!1,!1===d&&(e=null)));for(var l=x(a.id),n=0;n<l.length;n++){var r=l[n];r.h.L&&(r.Z&&(d=r.Z(b,c),"object"===typeof d&&f.set(r.id,
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