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Pulled all hard-coded cycle counts into processor-specific tables

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Jeff Parsons 2014-10-29 13:26:34 -07:00 • committed by jeffpar
commit 9b72e7bb41
7 changed files with 2945 additions and 2939 deletions
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24
my_modules/pcjs-client/lib/x86help.js
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@ -46,7 +46,7 @@ var X86Help = {
* @return {number} dst (updated value, from src)
*/
opHelpMOV: function(dst, src) {
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.nOpCyclesMovRR : this.nOpCyclesMovRM) : this.nOpCyclesMovMR);
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.CYCLES.nOpCyclesMovRR : this.CYCLES.nOpCyclesMovRM) : this.CYCLES.nOpCyclesMovMR);
return src;
},
/**
@ -67,7 +67,7 @@ var X86Help = {
opHelpTESTb: function(dst, src) {
this.resultValue = this.resultParitySign = this.resultAuxOverflow = dst & src;
this.resultSize = X86.RESULT.SIZE_BYTE;
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.nOpCyclesTestRR : this.nOpCyclesTestRM) : this.nOpCyclesTestRM);
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.CYCLES.nOpCyclesTestRR : this.CYCLES.nOpCyclesTestRM) : this.CYCLES.nOpCyclesTestRM);
if (FASTDISABLE) this.setEAByte = this.setEAByteDisabled; else this.opFlags |= X86.OPFLAG.NOWRITE;
return dst;
},
@ -80,7 +80,7 @@ var X86Help = {
opHelpTESTw: function(dst, src) {
this.resultValue = this.resultParitySign = this.resultAuxOverflow = dst & src;
this.resultSize = X86.RESULT.SIZE_WORD;
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.nOpCyclesTestRR : this.nOpCyclesTestRM) : this.nOpCyclesTestRM);
this.nStepCycles -= (this.regEAWrite < 0? (this.regEA < 0? this.CYCLES.nOpCyclesTestRR : this.CYCLES.nOpCyclesTestRM) : this.CYCLES.nOpCyclesTestRM);
if (FASTDISABLE) this.setEAWord = this.setEAWordDisabled; else this.opFlags |= X86.OPFLAG.NOWRITE;
return dst;
},
@ -180,7 +180,7 @@ var X86Help = {
X86Help.opUndefined.call(this);
return dst;
}
this.nStepCycles -= this.nOpCyclesLEA;
this.nStepCycles -= this.CYCLES.nOpCyclesLEA;
return this.regEA;
},
/**
@ -195,7 +195,7 @@ var X86Help = {
return dst;
}
this.setDS(this.getWord(this.regEA + 2));
this.nStepCycles -= this.nOpCyclesLS;
this.nStepCycles -= this.CYCLES.nOpCyclesLS;
return src;
},
/**
@ -210,7 +210,7 @@ var X86Help = {
return dst;
}
this.setES(this.getWord(this.regEA + 2));
this.nStepCycles -= this.nOpCyclesLS;
this.nStepCycles -= this.CYCLES.nOpCyclesLS;
return src;
},
/**
@ -233,7 +233,7 @@ var X86Help = {
var wIndex = (dst << 16) >> 16;
var wLower = (this.getWord(this.regEA) << 16) >> 16;
var wUpper = (this.getWord(this.regEA + 2) << 16) >> 16;
this.nStepCycles -= this.nOpCyclesBound;
this.nStepCycles -= this.CYCLES.nOpCyclesBound;
if (wIndex < wLower || wIndex > wUpper) {
/*
* The INT 0x05 handler must be called with CS:IP pointing to the BOUND instruction.
@ -347,7 +347,7 @@ var X86Help = {
default:
break; // there IS no other case, but JavaScript inspections don't know that
}
this.nStepCycles -= this.nOpCyclesXchgRR;
this.nStepCycles -= this.CYCLES.nOpCyclesXchgRR;
} else {
/*
* This is a case where the ModRM decoder that's calling us didn't know it should have called modEAByte()
@ -355,7 +355,7 @@ var X86Help = {
*/
this.regEAWrite = this.regEA;
this.setEAByte(dst);
this.nStepCycles -= this.nOpCyclesXchgRM;
this.nStepCycles -= this.CYCLES.nOpCyclesXchgRM;
}
return src;
},
@ -395,7 +395,7 @@ var X86Help = {
default:
break; // there IS no other case, but JavaScript inspections don't know that
}
this.nStepCycles -= this.nOpCyclesXchgRR;
this.nStepCycles -= this.CYCLES.nOpCyclesXchgRR;
} else {
/*
* This is a case where the ModRM decoder that's calling us didn't know it should have called modEAByte()
@ -403,7 +403,7 @@ var X86Help = {
*/
this.regEAWrite = this.regEA;
this.setEAWord(dst);
this.nStepCycles -= this.nOpCyclesXchgRM;
this.nStepCycles -= this.CYCLES.nOpCyclesXchgRM;
}
return src;
},
@ -421,7 +421,7 @@ var X86Help = {
this.pushWord(this.regIP);
if (nError != null) this.pushWord(nError);
this.setCSIP(this.descIDT.off, this.descIDT.sel);
this.nStepCycles -= this.nOpCyclesInt + nCycles;
this.nStepCycles -= this.CYCLES.nOpCyclesInt + nCycles;
}
/*
* TODO: Now what?