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function Bd(a,b,c){var d;if(b){b=Ad(a,b);for(var e=0,f=!1,k=b,h=[],l=[],m=b.split(/(\|\||&&|\||^|&|!=|==|>=|>>>|>>|>|<=|<<|<|-|\+|%|\/|\*)/);e<m.length;){var p=m[e++],r=p.length,p=sa(p);if(!p){f=!0;break}p=Yd(a,p,null,!1===c);if(void 0===p){f=!0;c=!1;break}h.push(p);if(e==m.length)break;var p=m[e++],t=p.length;l.length&&Wd[p]<Wd[l[l.length-1]]&&Xd(h,l,1);l.push(p);b=b.substr(r+t)}Xd(h,l)&&1==h.length||(f=!0);f?c&&a.g("error parsing '"+k+"' at character "+(k.length-b.length)):(d=h.pop(),c&&ye(a,null,
d))}return d}function Ad(a,b){for(var c;(c=b.match(/\{(.*?)}/))&&!(0<=c[1].indexOf("{"));){var d=Bd(a,c[1]);b=b.replace("{"+c[1]+"}",null!=d?n(d):"undefined")}for(;(c=b.match(/\[(.*?)]/))&&!(0<=c[1].indexOf("["));)d=U(a,c[1]),b=b.replace("["+c[1]+"]",d?n(a.ib(d,0),4):"undefined");for(c=b;d=c.match(/\$([a-z]+)/i);){var e=null;switch(d[1].toLowerCase()){case "ops":e=a.V-a.Ga}if(null==e)break;c=c.replace(d[0],e.toString())}return c}
function Yd(a,b,c,d){var e;void 0!==b?(e=Fd(b),0<=e?e=Hd(a,e):(e=a.ga[b],void 0===e&&(e=da(b))),void 0!==e||d||a.g("invalid "+(c?c:"value")+": "+b)):d||a.g("missing "+(c||"value"));return e}
function ye(a,b,c){var d,e=!1;if(void 0!==c){e=!0;d=c;var f,k="";if(!f||4<f)f=4;for(var h=0;h<f;h++){k&&(k=","+k);var l=d&255,m=8,p="";void 0===m?m=32:32<m&&(m=32);if(null==l||isNaN(l))for(;0<m--;)p="?"+p;else for(;0<m--;)p=(l&1?"1":"0")+p,l>>=1;k=p+"b"+k;d>>=8}d="0x"+n(c)+" "+c+". ("+k+")"}a.g((null!=b?b+": ":"")+d);return e}function ze(a,b){if(b)return ye(a,b,a.ga[b]);var c=0;for(b in a.ga)ye(a,b,a.ga[b]),c++;return 0<c}od.prototype.wb=function(a,b){return a[0]>b[0]?1:a[0]<b[0]?-1:0};
function Ae(a,b,c){var d=[],e=T(b)>>>0;for(b=0;b<a.H.length;b++){var f=a.H[b],k=f.u>>>0,h=f.Xb;if(e>=k&&e<k+h){e=ta(f.xb,[e-k],a.wb);0<=e?Be(a,b,e,d):c&&(e=~e,Be(a,b,e-1,d),Be(a,b,e,d));break}}return d}function Be(a,b,c,d){var e={},f=a.H[b].xb,k=0,h=null;0<=c&&c<f.length&&(k=f[c][0],h=f[c][1]);h&&(e=a.H[b].qa[h],h="."==h.charAt(0)?null:e.l||h);d.push(h);d.push(k);d.push(e.a);d.push(e.c)}
function Ce(a,b){if("?"==b)a.g("frequency commands:"),a.g("\tclear\tclear all frequency counts");else{var c,d=0;if(a.J)if("clear"==b){for(c=0;c<a.J.length;c++)a.J[c]=[c,0];a.g("frequency data cleared");d++}else if(void 0!==b)a.g("unknown frequency command: "+b),d++;else{var e=a.J.slice();e.sort(function(a,b){return b[1]-a[1]});for(c=0;c<e.length;c++){var f=e[c][0],k=e[c][1];k&&(a.g((td[a.jb[f][0]]+"  ").substr(0,5)+" ("+("0x"+n(f,2))+"): "+k+" times"),d++)}}d||a.g("no frequency data available")}}
function De(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return ze(a)||a.g("no variables"),!0;if(!c[2])return ze(a,c[1]);if(!c[3])return delete a.ga[c[1]],!0;var d=Bd(a,c[3]);return void 0!==d?(a.ga[c[1]]=d,!0):!1}a.g("invalid assignment:"+b);return!1}
function Ee(a,b,c){var d=null;if(b=U(a,b,!0)){var e=Ae(a,b,!0);if(e.length){var f,k;e[0]&&(k="",(f=b.u-e[1])&&(k=" + "+q(f)),f=e[0]+" ("+n(e[1],4)+")"+k,c&&a.g(f),d=f);4<e.length&&e[4]&&(k="",(f=e[5]-b.u)&&(k=" - "+q(f)),f=e[4]+" ("+n(e[5],4)+")"+k,c&&a.g(f),d||(d=f))}else c&&a.g("no symbols")}return d}
function Ld(a,b){var c;if(b&&"?"==b[1])a.g("register commands:"),a.g("\tr\tdump registers"),a.g("\trx [#]\tset flag or register x to [#]");else{null==c&&(c=!0);if(null!=b&&1<b.length){var d=b[1],e=null,f=d.indexOf("=");if(0<f)e=d.substr(f+1),d=d.substr(0,f);else if(2<b.length)e=b[2];else{a.g("missing value for "+b[1]);return}var f=!1,k=Bd(a,e);if(void 0!==k){var f=!0,h=d.toUpperCase();"E"==h.charAt(0)&&(h=null);switch(h){case "A":a.b.S=k&255;break;case "B":a.b.aa=k&255;break;case "BC":a.b.aa=k<<8&
255;case "C":a.b.ea=k&255;break;case "D":a.b.ba=k&255;break;case "DE":a.b.ba=k<<8&255;case "E":a.b.fa=k&255;break;case "H":a.b.ja=k&255;break;case "HL":a.b.ja=k<<8&255;case "L":a.b.la=k&255;break;case "SP":a.b.Ea=k&65535;break;case "PC":a.b.O=k&65535;a.N=P(a.b.O);break;case "PS":wc(a.b,k);break;case "C":k?(d=a.b,d.I|=256):(d=a.b,d.I&=255);break;case "P":k?(d=a.b,ub[d.M&255]||(d.M^=1)):(d=a.b,ub[d.M&255]&&(d.M^=1));break;case "A":k?(d=a.b,d.C=~d.M&16|d.C&-17):(d=a.b,d.C=d.M&16|d.C&-17);break;case "Z":k?
(d=a.b,d.I&=-256):(d=a.b,d.I|=255);break;case "S":k?(d=a.b,d.M&128||(d.M^=192)):(d=a.b,d.M&128&&(d.M^=192));break;case "I":k?(d=a.b,d.Da|=512):(d=a.b,d.Da&=-513);break;default:a.g("unknown register: "+d);return}}if(!f){a.g("invalid value: "+e);return}I(a.b);a.g("updated registers:")}a.g(V(a,7)+V(a,8)+V(a,0)+V(a,1)+V(a,2)+V(a,3)+V(a,4)+V(a,5)+V(a,13)+Vd(a,"I")+Vd(a,"S")+Vd(a,"Z")+Vd(a,"A")+Vd(a,"P")+Vd(a,"C"));c&&(a.N=P(a.b.O),Md(a,n(a.N.u,4)))}}
function Fe(a,b){b=sa(b);var c=b.match(/^(['"])(.*?)\1$/);c?a.g(Id(a,c[2])):Bd(a,b,!0)}function Ge(a,b,c){var d="t"!=b;c=Yd(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);Ka(c,function(){return pb(a,!0)&&a.Ta(e,d,!1)},function(){I(a.b);pb(a,!1)})}
function Md(a,b,c,d){if(b=U(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c){d=U(a,c,!0);if(!d||d.u<b.u)return;e=d.u-b.u;if(256<e){a.g("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=qb(a,!1)||a.T?a.K:null;var k=null!=f?"cycles":null,h=Ae(a,b),l=b.u;if(h[0]&&d&&(!c&&d||0>h[0].indexOf("+"))){var m=h[0]+":";h[2]&&(m+=" "+h[2]);a.g(m)}h[3]&&(k=h[3],f=null);f=Ud(a,b,k,f);a.g(f);a.N=b;e-=b.u-l;c++}}}
function Dd(a,b,c,d){if(c)if(b){0>a.D&&a.C.length&&(a.D=0);if(0>a.D||b!=a.C[a.D])a.C.splice(0,0,b),a.D=0;a.D--}else b=a.C[a.D+1];a=[];if(b){b=b.toLowerCase().replace(/""/g,"'");c=0;var e=null;d=d||";";for(var f=0;f<=b.length;f++){var k=b.charAt(f);if('"'==k||"'"==k)e?k==e&&(e=null):e=k;else if(k==d&&!e||!k)a.push(sa(b.substring(c,f))),c=f+1}}return a}
function Td(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.ma&&(a.g("ended assemble at "+n(a.ca.u,4)),a.N=a.ca,a.ma=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.wa=null;if(rb(a)&&0<b.length){a.ma&&(b="a "+n(a.ca.u,4)+" "+b);var f=b.replace(/ +/g," ").split(" ");if(f&&f.length)for(var k=f[0],h=k.charAt(0),l=1;l<k.length;l++){var m=k.charAt(l);if("?"==h||"r"==h||"a">m||"z"<m){f[0]=k.substr(l);f.unshift(k.substr(0,l));break}}switch(f[0].charAt(0)){case "a":var p=U(a,f[1],!0);if(p)if(a.ca=
p,void 0===f[2])a.g("begin assemble at "+n(p.u,4)),a.ma=!0,I(a.b);else{var r;a.g("not supported yet");r=[];if(r.length){for(var t=0;t<r.length;t++)a.ub(p,r[t],1);a.g(Ud(a,a.ca))}}break;case "b":a:{var K=f[0],B=f[1],af=b;if("?"==B)a.g("breakpoint commands:"),a.g("\tbi [p]\ttoggle break on input port [p]"),a.g("\tbo [p]\ttoggle break on output port [p]"),a.g("\tbp [a]\tset exec breakpoint at addr [a]"),a.g("\tbr [a]\tset read breakpoint at addr [a]"),a.g("\tbw [a]\tset write breakpoint at addr [a]"),
a.g("\tbc [a]\tclear breakpoint at addr [a]"),a.g("\tbl\tlist all breakpoints"),a.g("\tbn [n]\tbreak after [n] instruction(s)");else{var X=K.charAt(1);if("l"==X){var Ba=0,Ba=Ba+Sd(a,a.w),Ba=Ba+Sd(a,a.R);(Ba+=Sd(a,a.F))||a.g("no breakpoints")}else if("n"==X)a.va=Yd(a,B),a.g("break after "+a.va+" instruction(s)");else if(void 0===B)a.g("missing breakpoint address");else{var A=P();if("*"!=B&&(A=U(a,B,!0),!A))break a;B=q(A.u);"c"==X?null==A.u?(pd(a),a.g("all breakpoints cleared")):Qd(a,a.w,A)||Qd(a,a.R,
A)||Qd(a,a.F,A)||a.g("breakpoint missing: "+n(A.u,4)):"i"==X?a.g("breakpoint "+(Db(a.A,A.u)?"enabled":"cleared")+": port "+B+" (input)"):"o"==X?a.g("breakpoint "+(Eb(a.A,A.u)?"enabled":"cleared")+": port "+B+" (output)"):null!=A.u&&(Cd(a,A,af),"p"==X?a.xa(a.w,A):"r"==X?a.xa(a.R,A):"w"==X?a.xa(a.F,A):a.g("unknown breakpoint command: "+X))}}}break;case "c":a.ya&&(a.ya.value="");break;case "d":a:{var Ca,Da=f[0],Y=f[1],na=f[2],bf=f[3];if("?"==Y){var Z="";for(Ca in Q)a.Va[Ca]&&(Z&&(Z+=","),Z+=Ca);Z+=",state,symbols";
a.g("dump memory commands:");a.g("\tdb [a] [#]    dump # bytes at address a");a.g("\tdw [a] [#]    dump # words at address a");a.g("\tdd [a] [#]    dump # dwords at address a");a.g("\tdh [#] [#]    dump # instructions from history");Z.length&&a.g("dump extension commands:\n\t"+Z)}else if("state"==Y){var Zd=He(a.s,!0);"console"==na?console.log(Zd):(a.ya&&(a.ya.value=""),a.g(Zd))}else if("symbols"==Y)for(var Ac=0;Ac<a.H.length;Ac++){var Bc=a.H[Ac],Fa;for(Fa in Bc.qa)if("."!=Fa.charAt(0)){var $d=Bc.qa[Fa].o;
if(void 0!==$d){var ae=Bc.qa[Fa].l;ae&&(Fa=ae);a.g(n($d,4)+" "+Fa)}}}else{if("d"==Da){for(Ca in Q)if(f[1]==Ca){var be=a.Va[Ca];be?(f.shift(),f.shift(),be(f)):a.g("no dump registered for "+Y);break a}Y||(Da=a.Wb||"db")}else a.Wb=Da;if("dh"==Da){var ce=Y,de=na,ee="",fe=0,D=a.na,aa=a.L;if(aa.length){var L=+ce||a.Bb,Ga=+de||10;isNaN(L)?L=Ga:ee="more ";L>aa.length&&(a.g("note: only "+aa.length+" available"),L=aa.length);D-=L;0>D&&(null==aa[aa.length-1].u?(L=D+L,D=0):D+=aa.length);var Cc=[];"call"==de&&
(Ga=1E5,Cc=["CALL"]);for(void 0!==ce&&a.g(L+" instructions earlier:");0<Ga&&D!=a.na;){var ge=aa[D++];if(null==ge.u)break;var bb=P(ge.u),cf=L--,he=Ud(a,bb,"history",cf);(!Cc.length||0<=he.indexOf(Cc[0]))&&a.g(he);bb.nb&&(D+=bb.nb,Ga-=bb.nb,L-=bb.nb);D>=aa.length&&(D=0);a.Bb=L;fe++;Ga--}}fe||(a.g("no "+ee+"history available"),a.Bb=void 0)}else{var Kb=U(a,Y);if(Kb){var Lb=0;na&&("l"==na.charAt(0)&&(na=na.substr(1)||bf),Lb=Yd(a,na)>>>0,65536<Lb&&(Lb=65536));for(var oa="",df=(Lb||128)+15>>4||1,Dc="dd"==
Da?4:"dw"==Da?2:1,ie=0;ie<df;ie++){for(var Mb=0,Ec=0,cb="",Fc="",Y=n(Kb.u,4),Gc=0;16>Gc;Gc++){var Nb=a.ta(Kb,1),Mb=Mb|Nb<<(Ec++<<3);Ec==Dc&&(cb+=n(Mb,2*Dc),cb+=1==Dc?7==Gc?"-":" ":"  ",Mb=Ec=0);Fc+=32<=Nb&&128>Nb?String.fromCharCode(Nb):"."}oa&&(oa+="\n");oa+=Y+"  "+cb+" "+Fc}oa&&a.g(oa);a.yb=Kb}}}}break;case "e":if("else"==f[0])break;var Ob=1,je=255,ke=a.ta,le=a.ub;"ew"==f[0]&&(Ob=2,je=65535,ke=a.ib,le=a.Pb);var me=Ob<<1,ne=f[1];if(null==ne)a.g("edit memory commands:"),a.g("\teb [a] [...]  edit bytes at address a"),
a.g("\tew [a] [...]  edit words at address a");else{var Pb=U(a,ne);if(Pb)for(var Qb=2;Qb<f.length;Qb++){var db=Bd(a,f[Qb]);if(void 0===db){a.g("unrecognized value: "+f[Qb]);break}db&~je&&a.g("warning: "+n(db)+" exceeds "+Ob+"-byte value");var ef=ke.call(a,Pb);a.g("changing "+n(Pb.u,4)+" from 0x"+n(ef,me)+" to 0x"+n(db,me));le.call(a,Pb,db,Ob)}}break;case "f":Ce(a,f[1]);break;case "g":a:{var oe=f[1],ff=b;if(void 0!==oe){var Hc=U(a,oe,!0);if(!Hc)break a;Cd(a,Hc,ff);a.xa(a.w,Hc,!0)}a.Fa(!0)||c||a.g("cpu busy or unavailable, run command ignored")}break;
case "h":var Ic;a.j.X?(Ic="halting",a.U()):Ic="already halted";c||a.g(Ic);break;case "i":if("if"==f[0]){var Jc;var eb=b.substr(2),eb=sa(eb);Bd(a,eb)?(c||a.g("true: "+eb),Jc=!0):(c||a.g("false: "+eb),Jc=!1);Jc||(d=!1);break}var Kc=f[1];if(Kc&&"?"!=Kc){var Lc=Yd(a,Kc);if(void 0!==Lc){for(var R=a.A,ga=Lc,Mc=1,Nc=0,Oc=0;0<Mc;){var Rb=R.C[ga],fb=R.T[ga]||1,Pc=1==fb?255:2==fb?65535:-1,ha=Pc;void 0!==Rb?(Rb[0]&&(ha=Rb[0](ga,void 0),void 0===ha?ha=Pc:ha&=Pc),R.B&&R.F!=Rb[1]&&Od(R.B,ga,ha)):R.B&&(Jd(R.B,R,
ga,null),R.F&&Od(R.B,ga,ha));Nc|=ha<<Oc;Oc+=fb<<3;ga+=fb;Mc-=fb}a.g(q(Lc)+": "+("0x"+n(Nc,2)))}}else a.g("input commands:"),a.g("\ti [p]\tread port [p]"),a.g("warning: port accesses can affect hardware state");break;case "k":var gf=f[0];if("?"==f[1])a.g("stack trace commands:"),a.g("\tk\tshow frame addresses"),a.g("\tks\tshow symbol information");else{var Qc=0,pe=P(),gb=P(a.b.Ea);for(a.g("stack trace for "+n(gb.u,4));10>Qc;){for(var pa=null,hf=256;65536>gb.u>>>0;){pe.u=a.ib(gb,2);if(null==gb.u||!hf--)break;
for(var jf=a,Sb=pe,qe=null,hb=Sb.u,re=hb,Rc=1;6>=Rc&&hb;Rc++){if(2<Rc){Sb.u=hb;var Tb=Ud(jf,Sb);if(0<Tb.indexOf("CALL")){var se=Tb.indexOf(" ");if(hb+(Tb.indexOf(" ",se+1)-se-1)/2==re){qe=Tb;break}}}hb--}Sb.u=re;if(pa=qe)break}if(!pa||null==pa)break;var te=null;if("ks"==gf){var ue=pa.match(/[0-9A-F]+$/);ue&&(te=Ee(a,ue[0]))}pa=ra(pa,50)+"  ;"+(te||"stack="+n(gb.u,4));a.g(pa);Qc++}Qc||a.g("no return addresses found")}break;case "l":if("ln"==f[0]){Ee(a,f[1],!0);break}break;case "m":a:{var ba,ca=null,
w=f[1];"?"==w&&(w=void 0);if(void 0!==w){var qa=0;if("all"==w)qa=1610481663,w=null;else if("on"==w)ca=!0,w=null;else if("off"==w)ca=!1,w=null;else{"keys"==w&&(w="key");"kbd"==w&&(w="keyboard");for(ba in Q)if(w==ba){qa=Q[ba];ca=!!(a.Y&qa);break}if(!qa){a.g("unknown message category: "+w);break a}}qa&&("on"==f[2]?(a.Y|=qa,ca=!0):"off"==f[2]&&(a.Y&=~qa,ca=!1))}var kf=0,ia="";for(ba in Q)if(!w||w==ba){var lf=!!(a.Y&Q[ba]);if(null===ca||ca==lf)ia&&(ia+=","),++kf%10||(ia+="\n\t"),"key"==ba&&(ba="keys"),
ia+=ba}void 0===w&&a.g("message commands:\n\tm [category] [on|off]\tturn categories on/off");a.g((null!==ca?ca?"messages on:  ":"messages off: ":"message categories:\n\t")+(ia||"none"));qd(a)}break;case "o":var Sc=f[1],mf=f[2];if(Sc&&"?"!=Sc){var Tc=Yd(a,Sc,"port #"),Uc=Yd(a,mf);if(void 0!==Tc&&void 0!==Uc){for(var S=a.A,ja=Tc,ve=Uc,Vc=1,Wc=0;0<Vc;){var Ub=S.D[ja],ib=S.V[ja]||1,nf=1==ib?255:2==ib?65535:-1,Vb=(ve>>>=Wc)&nf;if(void 0!==Ub){if(Ub[0])Ub[0](ja,Vb,void 0);S.B&&S.H!=Ub[1]&&Pd(S.B,ja,Vb)}else S.B&&
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