getOpcode() can now handle infinite indirections without starving the emulator

This commit is contained in:
Jeff Parsons 2017-02-26 12:17:21 -08:00 committed by Jeff Parsons
commit 6cf141baf9
5 changed files with 259 additions and 249 deletions

View file

@ -4210,6 +4210,7 @@ PDP10.opIO = function(op)
PDP10.opUndefined = function(op)
{
this.println("undefined opcode: " + Str.toOct(op));
this.advancePC(-1);
this.stopCPU();
};

View file

@ -174,8 +174,7 @@ class CPUStatePDP10 extends CPUPDP10 {
*/
initCPU()
{
this.regOP = 0;
this.regEA = 0;
this.regEA = this.regRA = this.regOP = 0;
this.regPC = this.lastPC = this.addrReset;
/*
@ -277,8 +276,9 @@ class CPUStatePDP10 extends CPUPDP10 {
{
var state = new State(this);
state.set(0, [
this.regOP,
this.regEA,
this.regRA,
this.regOP,
this.regPC,
this.lastPC,
this.lastAddr,
@ -305,8 +305,9 @@ class CPUStatePDP10 extends CPUPDP10 {
* of what save() does when it collects a bunch of object properties into an array.
*/
[
this.regOP,
this.regEA,
this.regRA,
this.regOP,
this.regPC,
this.lastPC,
this.lastAddr,
@ -326,42 +327,39 @@ class CPUStatePDP10 extends CPUPDP10 {
/**
* getOpcode()
*
* This fetches the next opcode, decodes the low 23 bits (I,X,Y), sets regEA, and returns the
* the high 13 bits for further decoding.
* Normally, this fetches the next opcode in regOP, decodes the low 23 bits (I,X,Y), records the effective
* address (E) in regEA, updates regPC, and returns the high 13 bits of the opcode for further decoding.
*
* However, if a reference address still needs to be decoded (due to indirection), we take care of that first.
*
* @this {CPUStatePDP10}
* @return {number}
* @return {number} (-1 if the reference address in regRA has not yet been fully decoded)
*/
getOpcode()
{
var pc = this.lastPC = this.regPC;
var r = this.regOP = this.readWord(pc);
this.regPC = (pc + 1) % PDP10.ADDR_LIMIT;
var e, x, nMaxIndirect = 4;
while (true) {
/*
* Bits 0-22 (I,X,Y) contain what we call a "reference address" (R), which is used to calculate the
* "effective address" (E). To determine E from R, we must extract I, X, and Y from R, set E to Y,
* then add [X] to E if X is non-zero. If I is zero, then we're done; otherwise, we must set R to [E]
* and repeat the process.
*/
e = r & PDP10.OPCODE.Y_MASK;
x = (r >> PDP10.OPCODE.X_SHIFT) & PDP10.OPCODE.X_MASK;
if (x) e = (e + this.readWord(x)) & PDP10.ADDR_MASK;
if (!(r & PDP10.OPCODE.I_BIT)) break;
/*
* We allow this process to repeat only a few times, because more than that suggests we're executing
* garbage. Also, allowing this to loop endlessly would hang the simulation; if it turns out there is
* real-world PDP-10 code that requires a long series of indirections, we should factor this logic out
* as a separate operation. Note that would mean passing the full opcode on to the next level of decoding.
*/
if (--nMaxIndirect < 0) {
this.bus.fault(r);
break;
}
r = this.readWord(e);
if ((this.regRA & PDP10.OPCODE.I_BIT)) {
this.regRA = this.readWord(this.regEA);
} else {
this.regRA = this.regOP = this.readWord(this.lastPC = this.regPC);
}
this.regEA = e;
/*
* Bits 0-22 (I,X,Y) contain what we call a "reference address" (R), which is used to calculate the
* "effective address" (E). To determine E from R, we must extract I, X, and Y from R, set E to Y,
* then add [X] to E if X is non-zero. If I is zero, then we're done; otherwise, we must set R to [E]
* and repeat the process.
*
* However, we don't actually repeat the process immediately; we need to treat each indirection as a
* separate decoding step, to ensure that the emulator can "breathe" periodically. So instead, we
* return -1, indicating that the opcode is not fully decoded, and then on the next call, instead of
* fetching another opcode, we fetch [E], update R, and decode R again.
*/
this.regEA = this.regRA & PDP10.OPCODE.Y_MASK;
var x = (this.regRA >> PDP10.OPCODE.X_SHIFT) & PDP10.OPCODE.X_MASK;
if (x) this.regEA = (this.regEA + this.readWord(x)) & PDP10.ADDR_MASK;
if (this.regRA & PDP10.OPCODE.I_BIT) return -1;
this.regPC = (this.regPC + 1) % PDP10.ADDR_LIMIT;
return (this.regOP / PDP10.OPCODE.ACSHIFT)|0;
}
@ -810,7 +808,9 @@ class CPUStatePDP10 extends CPUPDP10 {
this.opFlags &= PDP10.OPFLAG.PRESERVE;
var op = this.getOpcode();
this.opDecode(op);
if (op >= 0) {
this.opDecode(op);
}
} while (this.nStepCycles > 0);

View file

@ -848,6 +848,12 @@ class DebuggerPDP10 extends Debugger {
case DebuggerPDP10.REGS.PC:
value = this.cpu.getPC();
break;
case DebuggerPDP10.REGS.RA:
value = this.cpu.regRA;
break;
case DebuggerPDP10.REGS.EA:
value = this.cpu.regEA;
break;
}
return value;
}
@ -1924,7 +1930,7 @@ class DebuggerPDP10 extends Debugger {
{
var i;
var sDump = "";
sDump += this.getRegOutput(DebuggerPDP10.REGS.PC);
sDump += this.getRegOutput(DebuggerPDP10.REGS.RA) + this.getRegOutput(DebuggerPDP10.REGS.EA);
if (fMisc) sDump += '\n' + this.getMiscDump();
return sDump;
}
@ -3638,11 +3644,13 @@ if (DEBUGGER) {
];
DebuggerPDP10.REGS = {
PC: 0
PC: 0,
RA: 1,
EA: 2
};
DebuggerPDP10.REGNAMES = [
"PC"
"PC", "RA", "EA"
];
/*

View file

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function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},
function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},
function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},function(a){this.b(a)},R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R,R];
function vd(a){t.call(this,"ROM",a,128);this.S=this.b=null;this.B=+a.addr;this.u=+a.size;this.i=a.alias;"string"==typeof this.i&&(this.i=eval(this.i));this.w=a.file;this.G=Sa(this.w);if(this.w){a=this.w;var b=Ta(this.G);"json"!=b&&"hex"!=b&&(a=Va()+"/api/v1/dump?file="+this.w+"&format=bytes&decimal=true");var c=this;jb(a,null,!0,function(a,b,f){f?(c.Y("Unable to load ROM resource (error "+f+": "+a+")"),c.w=null):(ta(c.Ka,a,b),(a=kb(a,b))?(c.b=a.W,c.S=a.S):c.w=null);wd(c)})}}p(vd,t);
vd.prototype.ta=function(a,b,c,d){this.C=b;this.g=c;this.A=d;wd(this)};vd.prototype.ma=function(){this.S&&(this.A&&xd(this.A,this.id,this.B,this.u,this.S),delete this.S);return!0};vd.prototype.da=function(){return!0};
function wd(a){if(!Ma(a)){if(a.w){if(!a.b||!a.C)return;a.u||(a.u=a.b.length);if(a.b.length!=a.u)Ka(a,"ROM size ("+F(a.b.length,8,!0)+") does not match specified size ("+F(a.u,8,!0)+")");else{var b;b=a.B;if(pc(a.C,b,a.u,Nc)){var c;for(c=0;c<a.b.length;c++)kc(a.C,b+c,a.b[c]);b=!0}else b=!1;if(b){b=[];"number"==typeof a.i?b.push(a.i):null!=a.i&&a.i.length&&(b=a.i);for(c=0;c<b.length;c++){for(var d=a,e=b[c],f=d.C,g=d.u,h=[],k=d.B>>>f.i;0<g&&k<f.b.length;)h.push(f.b[k++]),g-=16384;f=d.C;d=d.u;g=0;for(e>>>=
f.i;0<d&&e<f.b.length;){k=h[g++];if(!k)break;f.b[e++]=k;d-=16384}}delete a.b}}}D(a)}}vb(function(){for(var a=C(document,B,"rom"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new vd(d);ya(d,c)}});
function yd(a){t.call(this,"RAM",a);this.S=this.i=null;this.u=+a.addr;this.w=+a.size;this.ja=a.load;this.ia=a.exec;null!=this.ja&&(this.ja=+this.ja);null!=this.ia&&(this.ia=+this.ia);this.B=!1;this.b=a.file;this.G=Sa(this.b);if(this.b){a=this.b;var b=Ta(this.G);"json"!=b&&"hex"!=b&&(a=Va()+"/api/v1/dump?file="+this.b+"&format=bytes&decimal=true");var c=this;jb(a,null,!0,function(a,b,f){f?(c.Y("Unable to load RAM resource (error "+f+": "+a+")"),c.b=null):(ta(c.Ka,a,b),(a=kb(a,b))?(c.i=a.W,c.S=a.S,
null==c.ja&&(c.ja=a.ja),null==c.ia&&(c.ia=a.ia)):c.b=null);zd(c)})}}p(yd,t);yd.prototype.ta=function(a,b,c,d){this.C=b;this.g=c;this.A=d;zd(this)};yd.prototype.ma=function(a,b){this.S&&(this.A&&xd(this.A,this.id,this.u,this.w,this.S),delete this.S);b||this.reset();return!0};yd.prototype.da=function(){return!0};
function zd(a){if(a.C&&(!a.B&&a.w&&(pc(a.C,a.u,a.w,1)?a.B=!0:a.w=0),!Ma(a))){if(!a.B)w("No RAM allocated");else if(a.b){if(!a.i||!a.C)return;Ad(a,a.i,a.ja,a.ia,a.u)?a.status('Loaded image "'+a.G+'"'):a.Y('Error loading image "'+a.G+'"')}D(a)}}
yd.prototype.reset=function(){if(this.B){for(var a=this.C,b=this.u,c=this.w,d=b&16383,b=b>>>a.i;0<c&&b<a.b.length;){var e=a.b[b],f=c,g=0,h,d=d||0,g=g||0;0>g&&g>=ma&&(g+=la);g=Math.trunc(Math.abs(g))%la;void 0===f&&(f=e.size);for(h=d;f--&&h<e.size;h++)e.D(g,d,e.v+d);c-=16384;b++;d=0}this.i&&Ad(this,this.i,this.ja,this.ia,this.u,!this.A)}};
function Ad(a,b,c,d,e,f){var g=!1,h=!1;if(null==c)for(var k=0;k<b.length-1;){var m=b[k]&255|(b[k+1]&255)<<8;if(m)if(m&255){var n=k;if(1!=m){E(a,"invalid signature ("+G(m)+") at offset "+G(n),4096);break}if(k+6>=b.length){E(a,"invalid block at offset "+G(n),4096);break}for(var k=k+2,r=b[k++]&255|(b[k++]&255)<<8,u=b[k++]&255|(b[k++]&255)<<8,m=m+((r&255)+(r>>8)+(u&255)+(u>>8)),N=k,Da=r-=6;0<r&&k<b.length;)m+=b[k++]&255,r--;if(r||k>=b.length){E(a,"insufficient data for block at offset "+G(n),4096);break}m+=
b[k++]&255;if(m&255){E(a,"invalid checksum ("+F(m,2,!0)+") for block at offset "+G(n),4096);break}if(Da)for(E(a,"loading "+G(Da)+" bytes at "+G(u)+"-"+G(u+Da),4096);Da--;)kc(a.C,u++,b[N++]);else u&1?g=!0:null==d&&(d=u),null!=d&&E(a,"starting address: "+G(d),4096);h=!0}else k++;else k+=2}if(!h&&(null==c&&(c=e),null!=c)){for(h=0;h<b.length;h++)kc(a.C,c+h,b[h]);h=!0}if(h){if(null==d||g)a.g.R(),f=!1;null!=d&&(a=a.g,a.$a=d,a.i=d%Jb,f?a.j.T?a.j.J||ec(a):a.j.X=!0:a.A&&a.j.T?a.R()||a.D.j.reset||(ad(a.A),
K(a.D,-1)):!1===f&&a.R(),!a.j.J&&a.wa&&a.wa.stop())}return h}vb(function(){for(var a=C(document,B,"ram"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new yd(d);ya(d,c)}});
function Bd(a){t.call(this,"SerialPort",a,1048576);this.w=a.upperCase;"string"==typeof this.w&&(this.w="true"==this.w);this.u=!0;this.i=[];var b=a.binding;if("console"!=b){var c;a=Cd;b&&(void 0===c&&(c="Panel"),(c=y(c,this.id))&&(b=c.F[b])&&this.ea(null,a,b))}this.b=this.B=null;this.exports={connect:this.mb,receiveData:this.Na,receiveStatus:this.Mb,setConnection:this.Pb}}p(Bd,t);l=Bd.prototype;
l.ea=function(a,b,c){var d=this;switch(b){case Cd:return this.F[b]=c,c.onkeydown=function(a){a=a||window.event;var b=0,c=a.keyCode;8==c?b=a.altKey?q.Xa:q.qb:46==c?b=q.Xa:a.ctrlKey&&c>=q.Wa&&c<=q.tb&&(b=c-(q.Wa-q.nb));b&&(a.preventDefault&&a.preventDefault(),d.Na(b));return!0},c.onkeypress=function(a){a=a||window.event;if(!a.metaKey){var b=a.which||a.keyCode;a.altKey&&b==q.pb&&(b=q.ob);d.Na(b);a.preventDefault&&a.preventDefault()}return!0},c.onpaste=function(a){a.stopPropagation&&a.stopPropagation();
a.preventDefault&&a.preventDefault();(a=a.clipboardData||window.clipboardData)&&d.Na(a.getData("Text"))},c.removeAttribute("readonly"),!0}return!1};l.ta=function(a,b,c,d){this.D=a;this.C=b;this.g=c;this.A=d;D(this)};
function wd(a){t.call(this,"ROM",a,128);this.T=this.b=null;this.B=+a.addr;this.u=+a.size;this.i=a.alias;"string"==typeof this.i&&(this.i=eval(this.i));this.w=a.file;this.F=Sa(this.w);if(this.w){a=this.w;var b=Ta(this.F);"json"!=b&&"hex"!=b&&(a=Va()+"/api/v1/dump?file="+this.w+"&format=bytes&decimal=true");var c=this;jb(a,null,!0,function(a,b,f){f?(c.Z("Unable to load ROM resource (error "+f+": "+a+")"),c.w=null):(ta(c.Ka,a,b),(a=kb(a,b))?(c.b=a.W,c.T=a.T):c.w=null);xd(c)})}}p(wd,t);
wd.prototype.ua=function(a,b,c,d){this.C=b;this.g=c;this.A=d;xd(this)};wd.prototype.ma=function(){this.T&&(this.A&&yd(this.A,this.id,this.B,this.u,this.T),delete this.T);return!0};wd.prototype.da=function(){return!0};
function xd(a){if(!Ma(a)){if(a.w){if(!a.b||!a.C)return;a.u||(a.u=a.b.length);if(a.b.length!=a.u)Ka(a,"ROM size ("+F(a.b.length,8,!0)+") does not match specified size ("+F(a.u,8,!0)+")");else{var b;b=a.B;if(pc(a.C,b,a.u,Nc)){var c;for(c=0;c<a.b.length;c++)kc(a.C,b+c,a.b[c]);b=!0}else b=!1;if(b){b=[];"number"==typeof a.i?b.push(a.i):null!=a.i&&a.i.length&&(b=a.i);for(c=0;c<b.length;c++){for(var d=a,e=b[c],f=d.C,g=d.u,h=[],k=d.B>>>f.i;0<g&&k<f.b.length;)h.push(f.b[k++]),g-=16384;f=d.C;d=d.u;g=0;for(e>>>=
f.i;0<d&&e<f.b.length;){k=h[g++];if(!k)break;f.b[e++]=k;d-=16384}}delete a.b}}}D(a)}}vb(function(){for(var a=C(document,B,"rom"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new wd(d);ya(d,c)}});
function zd(a){t.call(this,"RAM",a);this.T=this.i=null;this.u=+a.addr;this.w=+a.size;this.ja=a.load;this.ia=a.exec;null!=this.ja&&(this.ja=+this.ja);null!=this.ia&&(this.ia=+this.ia);this.B=!1;this.b=a.file;this.F=Sa(this.b);if(this.b){a=this.b;var b=Ta(this.F);"json"!=b&&"hex"!=b&&(a=Va()+"/api/v1/dump?file="+this.b+"&format=bytes&decimal=true");var c=this;jb(a,null,!0,function(a,b,f){f?(c.Z("Unable to load RAM resource (error "+f+": "+a+")"),c.b=null):(ta(c.Ka,a,b),(a=kb(a,b))?(c.i=a.W,c.T=a.T,
null==c.ja&&(c.ja=a.ja),null==c.ia&&(c.ia=a.ia)):c.b=null);Ad(c)})}}p(zd,t);zd.prototype.ua=function(a,b,c,d){this.C=b;this.g=c;this.A=d;Ad(this)};zd.prototype.ma=function(a,b){this.T&&(this.A&&yd(this.A,this.id,this.u,this.w,this.T),delete this.T);b||this.reset();return!0};zd.prototype.da=function(){return!0};
function Ad(a){if(a.C&&(!a.B&&a.w&&(pc(a.C,a.u,a.w,1)?a.B=!0:a.w=0),!Ma(a))){if(!a.B)w("No RAM allocated");else if(a.b){if(!a.i||!a.C)return;Bd(a,a.i,a.ja,a.ia,a.u)?a.status('Loaded image "'+a.F+'"'):a.Z('Error loading image "'+a.F+'"')}D(a)}}
zd.prototype.reset=function(){if(this.B){for(var a=this.C,b=this.u,c=this.w,d=b&16383,b=b>>>a.i;0<c&&b<a.b.length;){var e=a.b[b],f=c,g=0,h,d=d||0,g=g||0;0>g&&g>=ma&&(g+=la);g=Math.trunc(Math.abs(g))%la;void 0===f&&(f=e.size);for(h=d;f--&&h<e.size;h++)e.D(g,d,e.v+d);c-=16384;b++;d=0}this.i&&Bd(this,this.i,this.ja,this.ia,this.u,!this.A)}};
function Bd(a,b,c,d,e,f){var g=!1,h=!1;if(null==c)for(var k=0;k<b.length-1;){var m=b[k]&255|(b[k+1]&255)<<8;if(m)if(m&255){var n=k;if(1!=m){E(a,"invalid signature ("+G(m)+") at offset "+G(n),4096);break}if(k+6>=b.length){E(a,"invalid block at offset "+G(n),4096);break}for(var k=k+2,r=b[k++]&255|(b[k++]&255)<<8,u=b[k++]&255|(b[k++]&255)<<8,m=m+((r&255)+(r>>8)+(u&255)+(u>>8)),N=k,Da=r-=6;0<r&&k<b.length;)m+=b[k++]&255,r--;if(r||k>=b.length){E(a,"insufficient data for block at offset "+G(n),4096);break}m+=
b[k++]&255;if(m&255){E(a,"invalid checksum ("+F(m,2,!0)+") for block at offset "+G(n),4096);break}if(Da)for(E(a,"loading "+G(Da)+" bytes at "+G(u)+"-"+G(u+Da),4096);Da--;)kc(a.C,u++,b[N++]);else u&1?g=!0:null==d&&(d=u),null!=d&&E(a,"starting address: "+G(d),4096);h=!0}else k++;else k+=2}if(!h&&(null==c&&(c=e),null!=c)){for(h=0;h<b.length;h++)kc(a.C,c+h,b[h]);h=!0}if(h){if(null==d||g)a.g.R(),f=!1;null!=d&&(a=a.g,a.ab=d,a.i=d%Jb,f?a.j.U?a.j.J||ec(a):a.j.X=!0:a.A&&a.j.U?a.R()||a.D.j.reset||(ad(a.A),
K(a.D,-1)):!1===f&&a.R(),!a.j.J&&a.xa&&a.xa.stop())}return h}vb(function(){for(var a=C(document,B,"ram"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new zd(d);ya(d,c)}});
function Cd(a){t.call(this,"SerialPort",a,1048576);this.w=a.upperCase;"string"==typeof this.w&&(this.w="true"==this.w);this.u=!0;this.i=[];var b=a.binding;if("console"!=b){var c;a=Dd;b&&(void 0===c&&(c="Panel"),(c=y(c,this.id))&&(b=c.G[b])&&this.ea(null,a,b))}this.b=this.B=null;this.exports={connect:this.mb,receiveData:this.Na,receiveStatus:this.Nb,setConnection:this.Qb}}p(Cd,t);l=Cd.prototype;
l.ea=function(a,b,c){var d=this;switch(b){case Dd:return this.G[b]=c,c.onkeydown=function(a){a=a||window.event;var b=0,c=a.keyCode;8==c?b=a.altKey?q.Ya:q.qb:46==c?b=q.Ya:a.ctrlKey&&c>=q.Xa&&c<=q.tb&&(b=c-(q.Xa-q.nb));b&&(a.preventDefault&&a.preventDefault(),d.Na(b));return!0},c.onkeypress=function(a){a=a||window.event;if(!a.metaKey){var b=a.which||a.keyCode;a.altKey&&b==q.pb&&(b=q.ob);d.Na(b);a.preventDefault&&a.preventDefault()}return!0},c.onpaste=function(a){a.stopPropagation&&a.stopPropagation();
a.preventDefault&&a.preventDefault();(a=a.clipboardData||window.clipboardData)&&d.Na(a.getData("Text"))},c.removeAttribute("readonly"),!0}return!1};l.ua=function(a,b,c,d){this.D=a;this.C=b;this.g=c;this.A=d;D(this)};
l.mb=function(a){if(!this.b){var b=Yc(this.D,"connection");if(b){var c=b.split("->");if(2==c.length){var d=Za(c[0]);if(d!=this.Ja)return;c=Za(c[1]);if(this.b=xa(c)){var e=this.b.exports;if(e){var f=e.connect;f&&f.call(this.b,this.u);if(this.B=e.receiveData){this.u=a;this.status("Connected "+this.Ka+"."+d+" to "+c);return}}}}this.status("Unable to establish connection: "+b)}}};l.ma=function(a,b){if(!b)if(this.mb(this.u),!a)this.reset();else if(!this.restore(a))return!1;return!0};
l.da=function(a){return a?this.save():!0};l.reset=function(){};l.save=function(){var a=new J(this);a.set(0,[]);return a.data()};l.restore=function(){return!0};l.Na=function(a){if("number"==typeof a)this.i.push(a);else if("string"==typeof a)for(var b=0,c,d=0;d<a.length;d++){c=b;b=a.charCodeAt(d);if(10==b){if(13==c)continue;b=13}this.i.push(b)}else this.i=this.i.concat(a);return!0};l.Mb=function(){};l.Pb=function(a,b){return this.b?!1:(this.b=a,this.B=b,!0)};var Cd="buffer";
vb(function(){for(var a=C(document,B,"serial"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new Bd(d);ya(d,c)}});function Dd(a){t.call(this,"Debugger",a);this.ca=+a.base||16;this.na=!1;this.B=0;this.O=!1;this.w=-1;this.u=[];this.aa={}}p(Dd,t);Dd.prototype.lb=function(){return-1};Dd.prototype.Va=function(){};
function Ed(a,b,c,d){if(c)if(b){0>a.w&&a.u.length&&(a.w=0);if(0>a.w||b!=a.u[a.w])a.u.splice(0,0,b),a.w=0;a.w--}else a.O?b="end":b=a.u[a.w+1];a=[];if(b){b=b.replace(/""/g,"'");c=0;var e=null;d=d||";";for(var f=0;f<=b.length;f++){var g=b.charAt(f);if('"'==g||"'"==g)e?g==e&&(e=null):e=g;else if(g==d&&!e||!g)a.push(Za(b.substring(c,f))),c=f+1}}return a}
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k.Na=function(a){var b=a[0],c=0>a[1];a=a[2];this.N=!0;this.b.w=!0;var d=this.i.power;d&&(d.textContent="Shutdown");this.f&&(vc(this,this.f,b,c,a),S(this,-2),this.f.H());this.J&&(qc(this,b),b.clear());!c&&this.j&&(this.j.clear(),delete this.j);this.h=0};
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