pcjs/versions/pc8080/1.21.7/pc8080-dbg.js

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function Fd(a,b,c){var d;if(b){b=Ed(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=oa(p);if(!p){f=!0;break}p=be(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&&$d[p]<$d[l[l.length-1]]&&ae(h,l,1);l.push(p);b=b.substr(r+t)}ae(h,l)&&1==h.length||(f=!0);f?c&&a.g("error parsing '"+k+"' at character "+(k.length-b.length)):(d=h.pop(),c&&Ce(a,null,
d))}return d}function Ed(a,b){for(var c;(c=b.match(/\{(.*?)}/))&&!(0<=c[1].indexOf("{"));){var d=Fd(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.Ha}if(null==e)break;c=c.replace(d[0],e.toString())}return c}
function be(a,b,c,d){var e;void 0!==b?(e=Jd(b),0<=e?e=Ld(a,e):(e=a.ja[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 Ce(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 De(a,b){if(b)return Ce(a,b,a.ja[b]);var c=0;for(b in a.ja)Ce(a,b,a.ja[b]),c++;return 0<c}sd.prototype.xb=function(a,b){return a[0]>b[0]?1:a[0]<b[0]?-1:0};
function Ee(a,b,c){var d=[],e=T(b)>>>0;for(b=0;b<a.I.length;b++){var f=a.I[b],k=f.u>>>0,h=f.Yb;if(e>=k&&e<k+h){e=pa(f.yb,[e-k],a.xb);0<=e?Fe(a,b,e,d):c&&(e=~e,Fe(a,b,e-1,d),Fe(a,b,e,d));break}}return d}function Fe(a,b,c,d){var e={},f=a.I[b].yb,k=0,h=null;0<=c&&c<f.length&&(k=f[c][0],h=f[c][1]);h&&(e=a.I[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 Ge(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((xd[a.jb[f][0]]+"  ").substr(0,5)+" ("+("0x"+n(f,2))+"): "+k+" times"),d++)}}d||a.g("no frequency data available")}}
function He(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return De(a)||a.g("no variables"),!0;if(!c[2])return De(a,c[1]);if(!c[3])return delete a.ja[c[1]],!0;var d=Fd(a,c[3]);return void 0!==d?(a.ja[c[1]]=d,!0):!1}a.g("invalid assignment:"+b);return!1}
function Ie(a,b,c){var d=null;if(b=U(a,b,!0)){var e=Ee(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 Pd(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=Fd(a,e);if(void 0!==k){var f=!0,h=d.toUpperCase();"E"==h.charAt(0)&&(h=null);switch(h){case "A":a.b.O=k&255;break;case "B":a.b.ba=k&255;break;case "BC":a.b.ba=k<<8&
255;case "C":a.b.ga=k&255;break;case "D":a.b.ca=k&255;break;case "DE":a.b.ca=k<<8&255;case "E":a.b.ha=k&255;break;case "H":a.b.da=k&255;break;case "HL":a.b.da=k<<8&255;case "L":a.b.ia=k&255;break;case "SP":a.b.Ea=k&65535;break;case "PC":a.b.R=k&65535;a.N=P(a.b.R);break;case "PS":wc(a.b,k);break;case "C":k?(d=a.b,d.G|=256):(d=a.b,d.G&=255);break;case "P":k?(d=a.b,ub[d.L&255]||(d.L^=1)):(d=a.b,ub[d.L&255]&&(d.L^=1));break;case "A":k?(d=a.b,d.B=~d.L&16|d.B&-17):(d=a.b,d.B=d.L&16|d.B&-17);break;case "Z":k?
(d=a.b,d.G&=-256):(d=a.b,d.G|=255);break;case "S":k?(d=a.b,d.L&128||(d.L^=192)):(d=a.b,d.L&128&&(d.L^=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)+Zd(a,"I")+Zd(a,"S")+Zd(a,"Z")+Zd(a,"A")+Zd(a,"P")+Zd(a,"C"));c&&(a.N=P(a.b.R),Qd(a,n(a.N.u,4)))}}
function Je(a,b){b=oa(b);var c=b.match(/^(['"])(.*?)\1$/);c?a.g(Md(a,c[2])):Fd(a,b,!0)}function Ke(a,b,c){var d="t"!=b;c=be(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);Fa(c,function(){return fb(a,!0)&&a.Ua(e,d,!1)},function(){I(a.b);fb(a,!1)})}
function Qd(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=gb(a,!1)||a.T?a.K:null;var k=null!=f?"cycles":null,h=Ee(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=Yd(a,b,k,f);a.g(f);a.N=b;e-=b.u-l;c++}}}
function Hd(a,b,c,d){if(c)if(b){0>a.D&&a.B.length&&(a.D=0);if(0>a.D||b!=a.B[a.D])a.B.splice(0,0,b),a.D=0;a.D--}else b=a.B[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(oa(b.substring(c,f))),c=f+1}}return a}
function Xd(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.ma&&(a.g("ended assemble at "+n(a.ea.u,4)),a.N=a.ea,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.ea.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.ea=
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.vb(p,r[t],1);a.g(Yd(a,a.ea))}}break;case "b":a:{var K=f[0],B=f[1],ef=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 Ha=0,Ha=Ha+Wd(a,a.w),Ha=Ha+Wd(a,a.S);(Ha+=Wd(a,a.F))||a.g("no breakpoints")}else if("n"==X)a.va=be(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?(td(a),a.g("all breakpoints cleared")):Ud(a,a.w,A)||Ud(a,a.S,
A)||Ud(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&&(Gd(a,A,ef),"p"==X?a.xa(a.w,A):"r"==X?a.xa(a.S,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 Ia,Ja=f[0],Y=f[1],qa=f[2],ff=f[3];if("?"==Y){var Z="";for(Ia in Q)a.Wa[Ia]&&(Z&&(Z+=","),Z+=Ia);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 ce=Le(a.s,!0);"console"==qa?console.log(ce):(a.ya&&(a.ya.value=""),a.g(ce))}else if("symbols"==Y)for(var Ec=0;Ec<a.I.length;Ec++){var Fc=a.I[Ec],La;for(La in Fc.qa)if("."!=La.charAt(0)){var de=Fc.qa[La].o;
if(void 0!==de){var ee=Fc.qa[La].l;ee&&(La=ee);a.g(n(de,4)+" "+La)}}}else{if("d"==Ja){for(Ia in Q)if(f[1]==Ia){var fe=a.Wa[Ia];fe?(f.shift(),f.shift(),fe(f)):a.g("no dump registered for "+Y);break a}Y||(Ja=a.Xb||"db")}else a.Xb=Ja;if("dh"==Ja){var ge=Y,he=qa,ie="",je=0,D=a.na,aa=a.M;if(aa.length){var L=+ge||a.Cb,Ma=+he||10;isNaN(L)?L=Ma:ie="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 Gc=[];"call"==he&&
(Ma=1E5,Gc=["CALL"]);for(void 0!==ge&&a.g(L+" instructions earlier:");0<Ma&&D!=a.na;){var ke=aa[D++];if(null==ke.u)break;var hb=P(ke.u),gf=L--,le=Yd(a,hb,"history",gf);(!Gc.length||0<=le.indexOf(Gc[0]))&&a.g(le);hb.nb&&(D+=hb.nb,Ma-=hb.nb,L-=hb.nb);D>=aa.length&&(D=0);a.Cb=L;je++;Ma--}}je||(a.g("no "+ie+"history available"),a.Cb=void 0)}else{var Nb=U(a,Y);if(Nb){var Ob=0;qa&&("l"==qa.charAt(0)&&(qa=qa.substr(1)||ff),Ob=be(a,qa)>>>0,65536<Ob&&(Ob=65536));for(var ra="",hf=(Ob||128)+15>>4||1,Hc="dd"==
Ja?4:"dw"==Ja?2:1,me=0;me<hf;me++){for(var Pb=0,Ic=0,ib="",Jc="",Y=n(Nb.u,4),Kc=0;16>Kc;Kc++){var Qb=a.ta(Nb,1),Pb=Pb|Qb<<(Ic++<<3);Ic==Hc&&(ib+=n(Pb,2*Hc),ib+=1==Hc?7==Kc?"-":" ":"  ",Pb=Ic=0);Jc+=32<=Qb&&128>Qb?String.fromCharCode(Qb):"."}ra&&(ra+="\n");ra+=Y+"  "+ib+" "+Jc}ra&&a.g(ra);a.zb=Nb}}}}break;case "e":if("else"==f[0])break;var Rb=1,ne=255,oe=a.ta,pe=a.vb;"ew"==f[0]&&(Rb=2,ne=65535,oe=a.ib,pe=a.Qb);var qe=Rb<<1,re=f[1];if(null==re)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 Sb=U(a,re);if(Sb)for(var Tb=2;Tb<f.length;Tb++){var jb=Fd(a,f[Tb]);if(void 0===jb){a.g("unrecognized value: "+f[Tb]);break}jb&~ne&&a.g("warning: "+n(jb)+" exceeds "+Rb+"-byte value");var jf=oe.call(a,Sb);a.g("changing "+n(Sb.u,4)+" from 0x"+n(jf,qe)+" to 0x"+n(jb,qe));pe.call(a,Sb,jb,Rb)}}break;case "f":Ge(a,f[1]);break;case "g":a:{var se=f[1],kf=b;if(void 0!==se){var Lc=U(a,se,!0);if(!Lc)break a;Gd(a,Lc,kf);a.xa(a.w,Lc,!0)}a.Fa(!0)||c||a.g("cpu busy or unavailable, run command ignored")}break;
case "h":var Mc;a.j.X?(Mc="halting",a.U()):Mc="already halted";c||a.g(Mc);break;case "i":if("if"==f[0]){var Nc;var kb=b.substr(2),kb=oa(kb);Fd(a,kb)?(c||a.g("true: "+kb),Nc=!0):(c||a.g("false: "+kb),Nc=!1);Nc||(d=!1);break}var Oc=f[1];if(Oc&&"?"!=Oc){var Pc=be(a,Oc);if(void 0!==Pc){for(var R=a.A,ga=Pc,Qc=1,Rc=0,Sc=0;0<Qc;){var Ub=R.B[ga],lb=R.T[ga]||1,Tc=1==lb?255:2==lb?65535:-1,ha=Tc;void 0!==Ub?(Ub[0]&&(ha=Ub[0](ga,void 0),void 0===ha?ha=Tc:ha&=Tc),R.C&&R.F!=Ub[1]&&Sd(R.C,ga,ha)):R.C&&(Nd(R.C,R,
ga,null),R.F&&Sd(R.C,ga,ha));Rc|=ha<<Sc;Sc+=lb<<3;ga+=lb;Qc-=lb}a.g(q(Pc)+": "+("0x"+n(Rc,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 lf=f[0];if("?"==f[1])a.g("stack trace commands:"),a.g("\tk\tshow frame addresses"),a.g("\tks\tshow symbol information");else{var Uc=0,te=P(),mb=P(a.b.Ea);for(a.g("stack trace for "+n(mb.u,4));10>Uc;){for(var sa=null,mf=256;65536>mb.u>>>0;){te.u=a.ib(mb,2);if(null==mb.u||!mf--)break;
for(var nf=a,Vb=te,ue=null,nb=Vb.u,ve=nb,Vc=1;6>=Vc&&nb;Vc++){if(2<Vc){Vb.u=nb;var Wb=Yd(nf,Vb);if(0<Wb.indexOf("CALL")){var we=Wb.indexOf(" ");if(nb+(Wb.indexOf(" ",we+1)-we-1)/2==ve){ue=Wb;break}}}nb--}Vb.u=ve;if(sa=ue)break}if(!sa||null==sa)break;var xe=null;if("ks"==lf){var ye=sa.match(/[0-9A-F]+$/);ye&&(xe=Ie(a,ye[0]))}sa=na(sa,50)+"  ;"+(xe||"stack="+n(mb.u,4));a.g(sa);Uc++}Uc||a.g("no return addresses found")}break;case "l":if("ln"==f[0]){Ie(a,f[1],!0);break}break;case "m":a:{var ba,ca=null,
w=f[1];"?"==w&&(w=void 0);if(void 0!==w){var ta=0;if("all"==w)ta=1610481663,w=null;else if("on"==w)ca=!0,w=null;else if("off"==w)ca=!1,w=null;else{"keys"==w&&(w="key");"kbd"==w&&(w="keyboard");for(ba in Q)if(w==ba){ta=Q[ba];ca=!!(a.Z&ta);break}if(!ta){a.g("unknown message category: "+w);break a}}ta&&("on"==f[2]?(a.Z|=ta,ca=!0):"off"==f[2]&&(a.Z&=~ta,ca=!1))}var of=0,ia="";for(ba in Q)if(!w||w==ba){var pf=!!(a.Z&Q[ba]);if(null===ca||ca==pf)ia&&(ia+=","),++of%10||(ia+="\n\t"),"key"==ba&&(ba="keys"),
ia+=ba}void 0===w&&a.g("message commands:\n\tm [category] [on|off]\tturn categories on/off");a.g((null!==ca?ca?"messages on:  ":"messages off: ":"message categories:\n\t")+(ia||"none"));ud(a)}break;case "o":var Wc=f[1],qf=f[2];if(Wc&&"?"!=Wc){var Xc=be(a,Wc,"port #"),Yc=be(a,qf);if(void 0!==Xc&&void 0!==Yc){for(var S=a.A,ja=Xc,ze=Yc,Zc=1,$c=0;0<Zc;){var Xb=S.D[ja],ob=S.V[ja]||1,rf=1==ob?255:2==ob?65535:-1,Yb=(ze>>>=$c)&rf;if(void 0!==Xb){if(Xb[0])Xb[0](ja,Yb,void 0);S.C&&S.I!=Xb[1]&&Td(S.C,ja,Yb)}else S.C&&
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