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3 lines
3.4 KiB
JavaScript
3 lines
3.4 KiB
JavaScript
import{c as O,g as a}from"./chunk-RXF2JDJ3.js";var C=!1,K=[[{N:0},{N:1}],[{N:1},{N:0}],[{V:0},{V:1}],[{V:1},{V:0}],[{C:0},{C:1}],[{C:1},{C:0}],[{Z:0},{Z:1}],[{Z:1},{Z:0}]];function L(l,e){if(l==null||e==null)return null;for(var t in l)if(e[t]!=="undefined")return l[t]==e[t];for(var t in e)if(l[t]!=="undefined")return l[t]==e[t];return null}var b=class{constructor(e){this.pc2clockrange={};this.jsrresult={};this.MAX_CYCLES=2e3;this.platform=e}getClockCountsAtPC(e){var t=this.platform.readAddress(e),r=this.platform.getOpcodeMetadata(t,e);return r}traceInstructions(e,t,r,n,u){C&&console.log("trace",a(e),t,r),u||(u={});var f=!0,g=!1;for(let d=0;f&&!g;d++){if(d>=this.MAX_CYCLES){console.log("too many cycles @",a(e),"routine",a(n));break}f=!1,this.WRAP_CLOCKS?(t=t%this.MAX_CLOCKS,r=r%this.MAX_CLOCKS,r==t-1&&(C&&console.log("0-75",a(e),t,r),t=0,r=this.MAX_CLOCKS-1)):(t=Math.min(this.MAX_CLOCKS,t),r=Math.min(this.MAX_CLOCKS,r));let s=this.getClockCountsAtPC(e),m=this.platform.readAddress(e+1),A=this.platform.readAddress(e+2),x=m+(A<<8),c=e,o=this.pc2clockrange[c];if(o==null&&(this.pc2clockrange[c]=o={minclocks:t,maxclocks:r},C&&console.log("new",a(e),a(c),a(n),t,r),f=!0),(o.minclocks!=t||o.maxclocks!=r)&&(this.WRAP_CLOCKS&&t<=r!=o.minclocks<=o.maxclocks&&(C&&console.log("wrap",a(e),a(c),a(n),t,r,o),o.minclocks=t=0,o.maxclocks=r=this.MAX_CLOCKS-1,f=!0),t<o.minclocks&&(C&&console.log("min",a(e),a(c),a(n),t,r,o),o.minclocks=t,f=!0),r>o.maxclocks&&(C&&console.log("max",a(e),a(c),a(n),t,r,o),o.maxclocks=r,f=!0)),!s.insnlength){console.log("Illegal instruction!",a(e),a(s.opcode),s);break}e+=s.insnlength;var S=u;u=null;let M=this.getMaxCyclesForSync(s,m,A);if(typeof M=="number")t=0,r=M,s.minCycles=s.maxCycles=0;else switch(s.opcode){case 25:case 29:case 57:case 61:case 89:case 93:case 121:case 125:case 185:case 187:case 188:case 189:case 190:case 191:case 217:case 221:case 249:case 253:m==0&&(s.maxCycles-=1);break;case 32:t+=s.minCycles,r+=s.maxCycles,this.traceInstructions(x,t,r,x,u);var i=this.jsrresult[x];i?(t=i.minclocks,r=i.maxclocks):(console.log("No JSR result!",a(e),a(x)),t=r);break;case 76:e=x;break;case 64:g=!0;break;case 96:if(n){var i=this.jsrresult[n];i?i={minclocks:Math.min(t,i.minclocks),maxclocks:Math.max(r,i.maxclocks)}:i={minclocks:t,maxclocks:r},this.jsrresult[n]=i,console.log("RTS",a(e),a(n),this.jsrresult[n])}return;case 16:case 48:case 80:case 112:case 144:case 176:case 208:case 240:var y=e+O(m),_=e>>8!=y>>8;_||s.maxCycles--;var h=K[Math.floor((s.opcode-16)/32)],T=L(S,h[0]),p=L(S,h[1]);this.traceInstructions(y,t+s.maxCycles,r+s.maxCycles,n,h[0]),p===!1&&(console.log("branch always taken",a(e),S,h[1]),g=!0),u=h[1],s.maxCycles=s.minCycles;break;case 108:console.log("Instruction not supported!",a(e),a(s.opcode),s);return}C&&console.log("add",a(e),s.minCycles,s.maxCycles),t+=s.minCycles,r+=s.maxCycles}}showLoopTimingForPC(e){this.pc2clockrange={},this.jsrresult={},this.traceInstructions(e|this.platform.getOriginPC(),this.START_CLOCKS,this.MAX_CLOCKS,0,{})}getMaxCyclesForSync(e,t,r){}},R=class extends b{constructor(e){super(e);this.MAX_CLOCKS=76,this.START_CLOCKS=0,this.WRAP_CLOCKS=!0}getMaxCyclesForSync(e,t,r){if(e.opcode==133&&t==2)return 0}},P=class extends b{constructor(e){super(e);this.MAX_CLOCKS=114,this.START_CLOCKS=0,this.WRAP_CLOCKS=!0}getMaxCyclesForSync(e,t,r){if(e.opcode==44&&t==2&&r==32)return 4}};export{R as a,P as b};
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