pcjs/versions/pdp11/1.30.0/pdp11.js

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function gb(a,b){var c=a.i,d,f,e;c.C&=-16513;c.$&=-2049;c.T[b]&=-1153;I(a.c,-1,0,172);"undefined"===typeof c.S[b]&&(c.S[b]={cache:[],postProcess:a.lc,drive:b,blocksize:256,mapped:0,maxblock:c.tb[0]*c.Ea[0]*c.F[0],url:"rp"+b+".dsk"});switch(c.C&63){case 5:c.rb[b]=c.ka[b];c.C|=32896;c.T[b]|=32896;c.Ka|=1<<b;break;case 9:fb(a);break;case 19:c.T[b]|=64;break;case 49:if(c.ka[b]>=c.tb[0]||c.aa[b]>>8>=c.Ea[0]||(c.aa[b]&255)>=c.F[0]){c.Ta[b]|=1024;c.C|=49152;break}d=(c.ka[b]*c.Ea[0]+(c.aa[b]>>8))*c.F[0]+
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m.lc=function(a,b,c,d,f){var e=this.i;e.Ua=65536-f&65535;e.Sa=d&65535;e.C=e.C&-769|d>>8&768;e.wa=d>>16&63;f=~~(c/e.F[0]);d=~~(f/e.Ea[0]);e.aa[b.ia]=f%e.Ea[0]<<8|c%e.F[0];e.rb[b.ia]=e.ka[b.ia]=d;e.Ka|=1<<b.ia;c>=b.fc-1&&(e.T[b.ia]|=1024);switch(a){case 1:e.$|=512;e.C|=49152;break;case 2:e.$|=2048,e.C|=49152}I(this.c,20,160,172,function(){e.T[b.ia]|=128;e.C=e.C&65534|128;return!!(e.C&64)})};m.dc=function(){this.f.m|=128;this.f.m&64&&I(this.c,0,192,64)};
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function db(a,b,c,d,f){for(var e,h;0<f;){if("undefined"===typeof b.cache[c])for(b.cache[c]=[],e=0;e<b.ra;e++)b.cache[c][e]=0;for(e=0;e<b.ra&&0<f;e++){h=M(a.c,b.ec?ib(a.c,d):d);if(0>h){b.pb(2,b,c,d,f);return}b.cache[c][e]=h;d+=2;--f}c++}b.pb(0,b,c,d,f)}m.reset=function(){this.b.Ra=this.b.Ra&-120|20;this.l.ga=0;this.l.U=128;this.f.m=0;this.g.A=128;this.h.m=128;fb(this)};
m.Xb=function(a,b,c){var d,f,e=this.c;switch(a&-64){case 4194240:switch(a&-2){case 4194300:0>b?d=e.la&65280:(a&1&&(b<<=8),e.la=b|255,d=0);break;case 4194298:if(0>b)d=e.ob;else{a&1&&(b<<=8);if(d=b&65024){f=d>>9;do d+=34;while(f>>=1)}e.ob=d;e.ja=2}break;case 4194294:if(70!==e.Ga)return K(e,4,222);0>b?d=e.o:d=e.o=0;break;case 4194292:if(70!==e.Ga)return K(e,4,224);d=1;break;case 4194290:if(70!==e.Ga)return K(e,4,226);d=0;break;case 4194288:if(70!==e.Ga)return K(e,4,228);d=61183;break;case 4194296:0<=
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65024){case 2048:0<=(f=Sb(this,a,0))&&(e=a>>6&7,0<=Pb(this,this.a[e])&&(this.a[e]=this.a[7],this.a[7]=f&65535));break;case 28672:0<=(b=U(this,a))&&(e=a>>6&7,b&32768&&(b|=-65536),c=this.a[e],c&32768&&(c|=-65536),a=~~(b*c),this.a[e]=a>>16&65535,this.a[e|1]=a&65535,this.b=a>>16,this.g=this.b|a,this.h=this.f=0,-32768>a||32767<a)&&(this.h=65536);break;case 29184:0<=(b=U(this,a))&&(b?(e=a>>6&7,c=this.a[e]<<16|this.a[e|1],this.h=this.f=0,b&32768&&(b|=-65536),a=~~(c/b),-32768<=a&&32767>=a?(this.a[e]=a&65535,
this.a[e|1]=c-a*b&65535,this.g=a>>16|a,this.b=a>>16):(this.f=32768,this.g=a>>15|a,this.b=c>>16,-1===b&&65534===this.a[e]&&(this.a[e]=this.a[e|1]=1))):(this.g=this.b=0,this.f=32768,this.h=65536));break;case 29696:0<=(b=U(this,a))&&(e=a>>6&7,a=this.a[e],a&32768&&(a|=4294901760),this.h=this.f=0,b&=63,b&32?(b=64-b,16<b&&(b=16),this.h=a<<17-b,a>>=b):b&&(16<b?(this.f=a,a=0):(this.h=a<<=b,(c=a>>15&65535)&&65535!==c&&(this.f=32768))),this.a[e]=a&65535,this.b=this.g=a);break;case 30208:if(0<=(b=U(this,a))){e=
a>>6&7;c=this.a[e]<<16|this.a[e|1];this.h=this.f=0;b&=63;if(b&32)b=64-b,32<b&&(b=32),a=c>>b-1,this.h=a<<16,a>>=1,c&2147483648&&(a|=4294967295<<32-b);else if(b){if(a=c<<b-1,this.h=a>>15,a<<=1,32<b&&(b=32),c>>=32-b)c|=4294967295<<b&4294967295,4294967295!==c&&(this.f=32768)}else a=c;this.a[e]=a>>16&65535;this.a[e|1]=a&65535;this.b=a>>16;this.g=a>>16|a}break;case 30720:a&56?0<=(c=M(this,d=T(this,a,E)))&&(c^=this.a[a>>6&7],0<=L(this,d,c)&&(this.b=this.g=c,this.f=0)):(this.b=this.g=c=this.a[a&7]^=this.a[a>>
6&7],this.f=0);break;case 32256:e=a>>6&7;if(this.a[e]=this.a[e]-1&65535)this.a[7]=this.a[7]-((a&63)<<1)&65535;break;default:switch(a&65280){case 256:this.a[7]=W(this.a[7],a);break;case 512:this.g&65535&&(this.a[7]=W(this.a[7],a));break;case 768:this.g&65535||(this.a[7]=W(this.a[7],a));break;case 1024:(this.b&32768)===(this.f&32768)&&(this.a[7]=W(this.a[7],a));break;case 1280:(this.b&32768)!==(this.f&32768)&&(this.a[7]=W(this.a[7],a));break;case 1536:this.g&65535&&(this.b&32768)===(this.f&32768)&&
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56?0<=(f=Sb(this,a,0))&&(61440!==(this.s&61440)&&(f&=65535),this.u=this.s>>12&3,0<=(b=P(this,f))&&(this.u=this.s>>14&3,0<=Pb(this,b)&&(this.b=this.g=b,this.f=0))):(e=a&7,b=6!==e||(this.s>>2&12288)===(this.s&12288)?this.a[e]:this.Z[this.s>>12&3],0<=Pb(this,b)&&(this.b=this.g=b,this.f=0));break;case 3456:0<=(c=Rb(this))&&((this.G&57344||(this.ea=22),a&56)?0<=(f=Sb(this,a,0))&&(f&=65535,this.u=this.s>>12&3,0<=(d=Qb(this,f,D))&&(this.u=this.s>>14&3,0<=L(this,d,c)&&(this.b=this.g=c,this.f=0))):(e=a&7,
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c+1,0<=S(this,d,a)&&(this.b=this.g=a<<8,this.f=(a&(a^c))<<8));break;case 35520:0<=(c=Q(this,d=T(this,a,F)))&&(a=c-1,0<=S(this,d,a)&&(this.b=this.g=a<<8,this.f=((a^c)&c)<<8));break;case 35584:0<=(c=Q(this,d=T(this,a,F)))&&(a=-c,0<=S(this,d,a)&&(this.h=this.b=this.g=a<<8,this.f=(a&c)<<8));break;case 35648:0<=(c=Q(this,d=T(this,a,F)))&&(a=c+(this.h>>16&1),0<=S(this,d,a)&&(this.b=this.g=this.h=a<<8,this.f=(a&(a^c))<<8));break;case 35712:0<=(c=Q(this,d=T(this,a,F)))&&(a=c-(this.h>>16&1),0<=S(this,d,a)&&
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a<<8,this.f=this.b^this.h>>1));break;case 36032:0<=(c=Q(this,d=T(this,a,F)))&&(a=c<<1,0<=S(this,d,a)&&(this.h=this.b=this.g=a<<8,this.f=(a^c)<<8));break;case 36160:a&56?0<=(f=Sb(this,a,0))&&(this.u=this.s>>12&3,0<=(b=P(this,f|65536))&&(this.u=this.s>>14&3,0<=Pb(this,b)&&(this.b=this.g=b,this.f=0))):(e=a&7,b=6!==e||(this.s>>2&12288)===(this.s&12288)?this.a[e]:this.Z[this.s>>12&3],0<=Pb(this,b)&&(this.b=this.g=b,this.f=0));break;case 36224:0<=(c=Rb(this))&&((this.G&57344||(this.ea=22),a&56)?0<=(f=Sb(this,
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