Simplified flag management

This commit is contained in:
Jeff Parsons 2016-04-21 15:41:58 -07:00
commit 425f565b11
7 changed files with 443 additions and 382 deletions

View file

@ -16,12 +16,12 @@
<control type="register" label="SP" binding="SP" width="40px" padright="8px" padbottom="8px">0000</control> <control type="register" label="SP" binding="SP" width="40px" padright="8px" padbottom="8px">0000</control>
<control type="register" label="PC" binding="PC" width="40px" padright="8px" padbottom="8px">0000</control> <control type="register" label="PC" binding="PC" width="40px" padright="8px" padbottom="8px">0000</control>
<control type="container" pos="left"> <control type="container" pos="left">
<control type="flag" label="I" binding="I" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="I" binding="IF" width="8px" padright="4px" padbottom="8px">0</control>
<control type="flag" label="S" binding="S" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="S" binding="SF" width="8px" padright="4px" padbottom="8px">0</control>
<control type="flag" label="Z" binding="Z" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="Z" binding="ZF" width="8px" padright="4px" padbottom="8px">0</control>
<control type="flag" label="A" binding="A" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="A" binding="AF" width="8px" padright="4px" padbottom="8px">0</control>
<control type="flag" label="P" binding="P" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="P" binding="PF" width="8px" padright="4px" padbottom="8px">0</control>
<control type="flag" label="C" binding="C" width="8px" padright="4px" padbottom="8px">0</control> <control type="flag" label="C" binding="CF" width="8px" padright="4px" padbottom="8px">0</control>
</control> </control>
<control type="description" padleft="16px" padbottom="8px">Speed:</control> <control type="description" padleft="16px" padbottom="8px">Speed:</control>
<control type="description" binding="speed" padleft="4px" padbottom="8px">Stopped</control> <control type="description" binding="speed" padleft="4px" padbottom="8px">Stopped</control>

View file

@ -71,25 +71,7 @@ var CPUDef = {
SF: 0x0080, // bit 7: Sign flag SF: 0x0080, // bit 7: Sign flag
ALL: 0x00D5, // CF, PF, AF, ZF, SF ALL: 0x00D5, // CF, PF, AF, ZF, SF
MASK: 0x00FF, // MASK: 0x00FF, //
IF: 0x0200, // bit 9: Interrupt flag (for internal use only) IF: 0x0200 // bit 9: Interrupt flag (for internal use only)
OF: 0x0800 // bit 11: Overflow flag (for internal use only)
},
RESULT: {
/*
* Flags are computed using the following internal registers:
*
* CF: resultZeroCarry & resultSize (ie, 0x100 or 0x10000)
* PF: resultParitySign & 0xff
* AF: (resultParitySign ^ resultAuxOverflow) & 0x0010
* ZF: resultZeroCarry & (resultSize - 1)
* SF: resultParitySign & (resultSize >> 1)
* OF: (resultParitySign ^ resultAuxOverflow ^ (resultParitySign >> 1)) & (resultSize >> 1)
*/
SIZE_BYTE: 0x00100, // mask for byte arithmetic instructions (after subtracting 1)
SIZE_WORD: 0x10000, // mask for word arithmetic instructions (after subtracting 1)
AUXOVF_AF: 0x00010,
AUXOVF_OF: 0x08080,
AUXOVF_CF: 0x10100
}, },
PARITY: [ // 256-byte array with a 1 wherever the number of set bits of the array index is EVEN PARITY: [ // 256-byte array with a 1 wherever the number of set bits of the array index is EVEN
1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1,
@ -132,10 +114,6 @@ var CPUDef = {
ACI: 0xCE, // PS.ALL ACI: 0xCE, // PS.ALL
CALL: 0xCD CALL: 0xCD
// to be continued.... // to be continued....
},
CYCLES: {
ACI: 7 // 2 cycles, 7 states
// to be continued....
} }
}; };
@ -148,7 +126,7 @@ CPUDef.PS.DIRECT = (CPUDef.PS.IF);
* However, PS "arithmetic" flags are NOT stored in regPS; they are maintained across * However, PS "arithmetic" flags are NOT stored in regPS; they are maintained across
* separate result registers, hence the "indirect" designation. * separate result registers, hence the "indirect" designation.
*/ */
CPUDef.PS.INDIRECT = (CPUDef.PS.CF | CPUDef.PS.PF | CPUDef.PS.AF | CPUDef.PS.ZF | CPUDef.PS.SF | CPUDef.PS.OF); CPUDef.PS.INDIRECT = (CPUDef.PS.CF | CPUDef.PS.PF | CPUDef.PS.AF | CPUDef.PS.ZF | CPUDef.PS.SF);
/* /*
* These are the default "always set" PS bits for the 8080. * These are the default "always set" PS bits for the 8080.

View file

@ -55,11 +55,102 @@ CPUDef.opNOP = function()
*/ */
CPUDef.opLXIB = function() CPUDef.opLXIB = function()
{ {
this.regC = this.getPCByte(); this.setBC(this.getPCWord());
this.regB = this.getPCByte();
this.nStepCycles -= 10; this.nStepCycles -= 10;
}; };
/**
* op=0x02 (STAX B)
*
* @this {CPUSim}
*/
CPUDef.opSTAXB = function()
{
this.setByte(this.getBC(), this.regA);
this.nStepCycles -= 7;
};
/**
* op=0x03 (INX B)
*
* @this {CPUSim}
*/
CPUDef.opINXB = function()
{
this.setBC(this.getBC() + 1);
this.nStepCycles -= 5;
};
/**
* op=0x04 (INR B)
*
* @this {CPUSim}
*/
CPUDef.opINRB = function()
{
this.regB = this.incByte(this.regB);
this.nStepCycles -= 5;
};
/**
* op=0x05 (DCR B)
*
* @this {CPUSim}
*/
CPUDef.opDCRB = function()
{
this.regB = this.decByte(this.regB);
this.nStepCycles -= 5;
};
/**
* op=0x06 (MVI B,d8)
*
* @this {CPUSim}
*/
CPUDef.opMVIB = function()
{
this.regB = this.getPCByte();
this.nStepCycles -= 7;
};
/**
* op=0x07 (RLC)
*
* @this {CPUSim}
*/
CPUDef.opRLC = function()
{
var b = this.regA << 1;
this.regA = (b & 0xff) | (b >> 8);
this.resultZeroCarry = (this.resultZeroCarry & 0xff) | (b & 0x100);
this.nStepCycles -= 4;
};
/**
* op=0x09 (DAD B)
*
* @this {CPUSim}
*/
CPUDef.opDADB = function()
{
var w;
this.setHL(w = this.getHL() + this.getBC());
this.resultZeroCarry = (this.resultZeroCarry & 0xff) | ((w >> 8) & 0x100);
this.nStepCycles -= 10;
};
/**
* op=0x0A (LDAX B)
*
* @this {CPUSim}
*/
CPUDef.opLDAXB = function()
{
this.regA = this.getByte(this.getBC());
this.nStepCycles -= 7;
};
/** /**
* opTBD() * opTBD()
* *
@ -80,9 +171,9 @@ CPUDef.opTBD = function()
* money on array lookup. * money on array lookup.
*/ */
CPUDef.aOps = [ CPUDef.aOps = [
/* 0x00-0x03 */ CPUDef.opNOP, CPUDef.opLXIB, CPUDef.opTBD, CPUDef.opTBD, /* 0x00-0x03 */ CPUDef.opNOP, CPUDef.opLXIB, CPUDef.opSTAXB, CPUDef.opINXB,
/* 0x04-0x07 */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, /* 0x04-0x07 */ CPUDef.opINRB, CPUDef.opDCRB, CPUDef.opMVIB, CPUDef.opRLC,
/* 0x08-0x0B */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, /* 0x08-0x0B */ CPUDef.opNOP, CPUDef.opDADB, CPUDef.opLDAXB, CPUDef.opTBD,
/* 0x0C-0x0F */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, /* 0x0C-0x0F */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD,
/* 0x10-0x13 */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, /* 0x10-0x13 */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD,
/* 0x14-0x17 */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, /* 0x14-0x17 */ CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD, CPUDef.opTBD,

View file

@ -212,7 +212,6 @@ CPUSim.prototype.removeMemCheck = function(addr, fWrite)
*/ */
CPUSim.prototype.initProcessor = function() CPUSim.prototype.initProcessor = function()
{ {
this.cycleCounts = CPUDef.CYCLES;
this.aOps = CPUDef.aOps; this.aOps = CPUDef.aOps;
}; };
@ -323,37 +322,113 @@ CPUSim.prototype.restore = function(data)
}; };
/** /**
* getPC() * setBinding(sHTMLType, sBinding, control, sValue)
*
* @this {CPUSim}
* @param {string|null} sHTMLType is the type of the HTML control (eg, "button", "list", "text", "submit", "textarea", "canvas")
* @param {string} sBinding is the value of the 'binding' parameter stored in the HTML control's "data-value" attribute (eg, "AX")
* @param {Object} control is the HTML control DOM object (eg, HTMLButtonElement)
* @param {string} [sValue] optional data value
* @return {boolean} true if binding was successful, false if unrecognized binding request
*/
CPUSim.prototype.setBinding = function(sHTMLType, sBinding, control, sValue)
{
var fBound = false;
switch (sBinding) {
case "A":
case "B":
case "C":
case "D":
case "E":
case "H":
case "L":
case "SP":
case "PC":
case "F":
case "CF":
case "PF":
case "AF":
case "ZF":
case "SF":
case "VF":
this.bindings[sBinding] = control;
this.cLiveRegs++;
fBound = true;
break;
default:
fBound = this.parent.setBinding.call(this, sHTMLType, sBinding, control);
break;
}
return fBound;
};
/**
* getBC()
* *
* @this {CPUSim} * @this {CPUSim}
* @return {number} * @return {number}
*/ */
CPUSim.prototype.getPC = function() CPUSim.prototype.getBC = function()
{ {
return this.regPC; return (this.regB << 8) | this.regC;
}; };
/** /**
* setPC(off) * setBC(w)
* *
* @this {CPUSim} * @this {CPUSim}
* @param {number} off * @param {number} w
*/ */
CPUSim.prototype.setPC = function(off) CPUSim.prototype.setBC = function(w)
{ {
this.regPC = off & 0xffff; this.regB = (w >> 8) & 0xff;
this.regC = w & 0xff;
}; };
/** /**
* checkPC(inc) * getDE()
* *
* @this {CPUSim} * @this {CPUSim}
* @param {number} inc (positive) * @return {number}
* @return {number} new PC
*/ */
CPUSim.prototype.checkPC = function(inc) CPUSim.prototype.getDE = function()
{ {
return (this.regPC + inc)|0; return (this.regD << 8) | this.regE;
};
/**
* setDE(w)
*
* @this {CPUSim}
* @param {number} w
*/
CPUSim.prototype.setDE = function(w)
{
this.regD = (w >> 8) & 0xff;
this.regE = w & 0xff;
};
/**
* getHL()
*
* @this {CPUSim}
* @return {number}
*/
CPUSim.prototype.getHL = function()
{
return (this.regH << 8) | this.regL;
};
/**
* setHL(w)
*
* @this {CPUSim}
* @param {number} w
*/
CPUSim.prototype.setHL = function(w)
{
this.regH = (w >> 8) & 0xff;
this.regL = w & 0xff;
}; };
/** /**
@ -379,14 +454,25 @@ CPUSim.prototype.setSP = function(off)
}; };
/** /**
* getCarry() * getPC()
* *
* @this {CPUSim} * @this {CPUSim}
* @return {number} 0 or 1, depending on whether CF is clear or set * @return {number}
*/ */
CPUSim.prototype.getCarry = function() CPUSim.prototype.getPC = function()
{ {
return this.getCF()? 1 : 0; return this.regPC;
};
/**
* setPC(off)
*
* @this {CPUSim}
* @param {number} off
*/
CPUSim.prototype.setPC = function(off)
{
this.regPC = off & 0xffff;
}; };
/** /**
@ -397,7 +483,7 @@ CPUSim.prototype.getCarry = function()
*/ */
CPUSim.prototype.getCF = function() CPUSim.prototype.getCF = function()
{ {
return (this.resultValue & this.resultSize)? CPUDef.PS.CF : 0; return (this.resultZeroCarry & 0x100)? CPUDef.PS.CF : 0;
}; };
/** /**
@ -419,7 +505,7 @@ CPUSim.prototype.getPF = function()
*/ */
CPUSim.prototype.getAF = function() CPUSim.prototype.getAF = function()
{ {
return ((this.resultParitySign ^ this.resultAuxOverflow) & CPUDef.RESULT.AUXOVF_AF)? CPUDef.PS.AF : 0; return ((this.resultParitySign ^ this.resultAuxOverflow) & 0x10)? CPUDef.PS.AF : 0;
}; };
/** /**
@ -430,7 +516,7 @@ CPUSim.prototype.getAF = function()
*/ */
CPUSim.prototype.getZF = function() CPUSim.prototype.getZF = function()
{ {
return (this.resultValue & (this.resultSize - 1))? 0 : CPUDef.PS.ZF; return (this.resultZeroCarry & 0xff)? 0 : CPUDef.PS.ZF;
}; };
/** /**
@ -441,7 +527,7 @@ CPUSim.prototype.getZF = function()
*/ */
CPUSim.prototype.getSF = function() CPUSim.prototype.getSF = function()
{ {
return (this.resultParitySign & (this.resultSize >> 1))? CPUDef.PS.SF : 0; return (this.resultParitySign & 0x80)? CPUDef.PS.SF : 0;
}; };
/** /**
@ -455,17 +541,6 @@ CPUSim.prototype.getIF = function()
return (this.regPS & CPUDef.PS.IF); return (this.regPS & CPUDef.PS.IF);
}; };
/**
* getOF()
*
* @this {CPUSim}
* @return {number} 0 or CPUDef.PS.OF
*/
CPUSim.prototype.getOF = function()
{
return ((this.resultParitySign ^ this.resultAuxOverflow ^ (this.resultParitySign >> 1)) & (this.resultSize >> 1))? CPUDef.PS.OF : 0;
};
/** /**
* clearCF() * clearCF()
* *
@ -473,7 +548,7 @@ CPUSim.prototype.getOF = function()
*/ */
CPUSim.prototype.clearCF = function() CPUSim.prototype.clearCF = function()
{ {
this.resultValue &= ~this.resultSize; this.resultZeroCarry &= 0xff;
}; };
/** /**
@ -493,7 +568,7 @@ CPUSim.prototype.clearPF = function()
*/ */
CPUSim.prototype.clearAF = function() CPUSim.prototype.clearAF = function()
{ {
this.resultAuxOverflow = (this.resultParitySign & CPUDef.RESULT.AUXOVF_AF) | (this.resultAuxOverflow & ~CPUDef.RESULT.AUXOVF_AF); this.resultAuxOverflow = (this.resultParitySign & 0x10) | (this.resultAuxOverflow & ~0x10);
}; };
/** /**
@ -503,7 +578,7 @@ CPUSim.prototype.clearAF = function()
*/ */
CPUSim.prototype.clearZF = function() CPUSim.prototype.clearZF = function()
{ {
this.resultValue |= (this.resultSize - 1); this.resultZeroCarry |= 0xff;
}; };
/** /**
@ -513,10 +588,7 @@ CPUSim.prototype.clearZF = function()
*/ */
CPUSim.prototype.clearSF = function() CPUSim.prototype.clearSF = function()
{ {
if (this.getSF()) { if (this.getSF()) this.resultParitySign ^= 0xc0;
this.resultParitySign ^= (this.resultSize >> 1) | (this.resultSize >> 2);
this.resultAuxOverflow ^= CPUDef.RESULT.AUXOVF_OF;
}
}; };
/** /**
@ -529,17 +601,6 @@ CPUSim.prototype.clearIF = function()
this.regPS &= ~CPUDef.PS.IF; this.regPS &= ~CPUDef.PS.IF;
}; };
/**
* clearOF()
*
* @this {CPUSim}
*/
CPUSim.prototype.clearOF = function()
{
this.resultParitySign &= ~this.resultSize;
this.resultAuxOverflow = (this.resultParitySign & CPUDef.RESULT.AUXOVF_OF) | (this.resultAuxOverflow & ~CPUDef.RESULT.AUXOVF_OF);
};
/** /**
* setCF() * setCF()
* *
@ -547,7 +608,7 @@ CPUSim.prototype.clearOF = function()
*/ */
CPUSim.prototype.setCF = function() CPUSim.prototype.setCF = function()
{ {
this.resultValue |= this.resultSize; this.resultZeroCarry |= 0x100;
}; };
/** /**
@ -567,7 +628,7 @@ CPUSim.prototype.setPF = function()
*/ */
CPUSim.prototype.setAF = function() CPUSim.prototype.setAF = function()
{ {
this.resultAuxOverflow = ~(this.resultParitySign & CPUDef.RESULT.AUXOVF_AF) & CPUDef.RESULT.AUXOVF_AF | (this.resultAuxOverflow & ~CPUDef.RESULT.AUXOVF_AF); this.resultAuxOverflow = (~this.resultParitySign & 0x10) | (this.resultAuxOverflow & ~0x10);
}; };
/** /**
@ -577,7 +638,7 @@ CPUSim.prototype.setAF = function()
*/ */
CPUSim.prototype.setZF = function() CPUSim.prototype.setZF = function()
{ {
this.resultValue &= ~(this.resultSize - 1); this.resultZeroCarry &= ~0xff;
}; };
/** /**
@ -587,10 +648,7 @@ CPUSim.prototype.setZF = function()
*/ */
CPUSim.prototype.setSF = function() CPUSim.prototype.setSF = function()
{ {
if (!this.getSF()) { if (!this.getSF()) this.resultParitySign ^= 0xc0;
this.resultParitySign ^= (this.resultSize >> 1) | (this.resultSize >> 2);
this.resultAuxOverflow ^= CPUDef.RESULT.AUXOVF_OF;
}
}; };
/** /**
@ -603,17 +661,6 @@ CPUSim.prototype.setIF = function()
this.regPS |= CPUDef.PS.IF; this.regPS |= CPUDef.PS.IF;
}; };
/**
* setOF()
*
* @this {CPUSim}
*/
CPUSim.prototype.setOF = function()
{
this.resultParitySign |= this.resultSize;
this.resultAuxOverflow = (this.resultParitySign & CPUDef.RESULT.AUXOVF_OF) | (this.resultAuxOverflow & ~CPUDef.RESULT.AUXOVF_OF);
};
/** /**
* getPS() * getPS()
* *
@ -622,7 +669,7 @@ CPUSim.prototype.setOF = function()
*/ */
CPUSim.prototype.getPS = function() CPUSim.prototype.getPS = function()
{ {
return (this.regPS & ~CPUDef.PS.INDIRECT) | (this.getCF() | this.getPF() | this.getAF() | this.getZF() | this.getSF()); return (this.regPS & ~CPUDef.PS.INDIRECT) | (this.getSF() | this.getZF() | this.getAF() | this.getPF() | this.getCF());
}; };
/** /**
@ -630,82 +677,52 @@ CPUSim.prototype.getPS = function()
* *
* @this {CPUSim} * @this {CPUSim}
* @param {number} regPS * @param {number} regPS
* @param {number} [cpl]
*/ */
CPUSim.prototype.setPS = function(regPS, cpl) CPUSim.prototype.setPS = function(regPS)
{ {
this.resultSize = CPUDef.RESULT.SIZE_BYTE; this.resultZeroCarry = this.resultParitySign = this.resultAuxOverflow = 0;
this.resultValue = this.resultParitySign = this.resultAuxOverflow = 0; if (regPS & CPUDef.PS.CF) this.resultZeroCarry |= 0x100;
if (!(regPS & CPUDef.PS.PF)) this.resultParitySign |= 0x01;
if (regPS & CPUDef.PS.CF) { if (regPS & CPUDef.PS.AF) this.resultAuxOverflow |= 0x10;
this.setCF(); if (!(regPS & CPUDef.PS.ZF)) this.resultZeroCarry |= 0xff;
} if (regPS & CPUDef.PS.SF) this.resultParitySign ^= 0xc0;
if (!(regPS & CPUDef.PS.PF)) {
this.resultParitySign |= 0x1;
}
if (regPS & CPUDef.PS.AF) {
this.resultAuxOverflow |= CPUDef.RESULT.AUXOVF_AF;
}
if (!(regPS & CPUDef.PS.ZF)) {
this.clearZF();
}
if (regPS & CPUDef.PS.SF) {
this.setSF();
}
this.regPS = (this.regPS & ~CPUDef.PS.DIRECT) | (regPS & CPUDef.PS.DIRECT) | CPUDef.PS.SET; this.regPS = (this.regPS & ~CPUDef.PS.DIRECT) | (regPS & CPUDef.PS.DIRECT) | CPUDef.PS.SET;
/*
* Assert that all requested flag bits now agree with our simulated (PS_INDIRECT) bits
*/
Component.assert((regPS & CPUDef.PS.INDIRECT) == (this.getPS() & CPUDef.PS.INDIRECT)); Component.assert((regPS & CPUDef.PS.INDIRECT) == (this.getPS() & CPUDef.PS.INDIRECT));
}; };
/** /**
* setBinding(sHTMLType, sBinding, control, sValue) * incByte(b)
* *
* @this {CPUSim} * @this {CPUSim}
* @param {string|null} sHTMLType is the type of the HTML control (eg, "button", "list", "text", "submit", "textarea", "canvas") * @param {number} b
* @param {string} sBinding is the value of the 'binding' parameter stored in the HTML control's "data-value" attribute (eg, "AX") * @return {number}
* @param {Object} control is the HTML control DOM object (eg, HTMLButtonElement)
* @param {string} [sValue] optional data value
* @return {boolean} true if binding was successful, false if unrecognized binding request
*/ */
CPUSim.prototype.setBinding = function(sHTMLType, sBinding, control, sValue) CPUSim.prototype.incByte = function(b)
{ {
var fBound = false; this.resultAuxOverflow = b;
switch (sBinding) { b = (this.resultParitySign = b + 1) & 0xff;
case "A": this.resultZeroCarry = (this.resultZeroCarry & ~0xff) | b;
case "B": return b;
case "C": };
case "D":
case "E": /**
case "H": * decByte(b)
case "L": *
case "SP": * @this {CPUSim}
case "PC": * @param {number} b
case "F": * @return {number}
case "C": */
case "P": CPUSim.prototype.decByte = function(b)
case "A": {
case "Z": this.resultAuxOverflow = b;
case "S": b = (this.resultParitySign = b - 1) & 0xff;
case "V": this.resultZeroCarry = (this.resultZeroCarry & ~0xff) | b;
this.bindings[sBinding] = control; return b;
this.cLiveRegs++;
fBound = true;
break;
default:
fBound = this.parent.setBinding.call(this, sHTMLType, sBinding, control);
break;
}
return fBound;
}; };
/** /**
* getByte(addr) * getByte(addr)
* *
* Use bus.getByte() for physical addresses, and cpu.getByte() for linear addresses; the latter takes care
* of cycle counts, if any.
*
* @this {CPUSim} * @this {CPUSim}
* @param {number} addr is a linear address * @param {number} addr is a linear address
* @return {number} byte (8-bit) value at that address * @return {number} byte (8-bit) value at that address
@ -773,9 +790,8 @@ CPUSim.prototype.setWord = function(addr, w)
*/ */
CPUSim.prototype.getPCByte = function() CPUSim.prototype.getPCByte = function()
{ {
var newPC = this.checkPC(1);
var b = this.getByte(this.regPC); var b = this.getByte(this.regPC);
this.regPC = newPC; this.setPC(this.regPC + 1);
return b; return b;
}; };
@ -787,37 +803,11 @@ CPUSim.prototype.getPCByte = function()
*/ */
CPUSim.prototype.getPCWord = function() CPUSim.prototype.getPCWord = function()
{ {
var newPC = this.checkPC(2);
var w = this.getWord(this.regPC); var w = this.getWord(this.regPC);
this.regPC = newPC; this.setPC(this.regPC + 2);
return w; return w;
}; };
/**
* getPCDisp()
*
* @this {CPUSim}
* @return {number} sign-extended (32-bit) value from the byte at the current PC; PC advanced by 1
*/
CPUSim.prototype.getPCDisp = function()
{
var newPC = this.checkPC(1);
var w = ((this.getByte(this.regPC)) << 24) >> 24;
this.regPC = newPC;
return w;
};
/**
* peekPCByte()
*
* @this {CPUSim}
* @return {number} byte at the current PC
*/
CPUSim.prototype.peekPCByte = function()
{
return this.getByte(this.regPC);
};
/** /**
* popWord() * popWord()
* *

View file

@ -165,7 +165,7 @@ function parseXML(sXML, sXMLFile, idMachine, sAppClass, sParms, fResolve, displa
if (!fResolve) { if (!fResolve) {
/* /*
* I'm trying to switch to a shared components.xsl (at least for all PC-class machines), * I'm trying to switch to a shared components.xsl (at least for all PC-class machines),
* but in the interim, that means hacking the XSL file on the fly to reflect the chosen class. * but in the interim, that means hacking the XSL file on the fly to reflect the actual class.
*/ */
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View file

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function Db(a,b){if(void 0===b)return a.F=!a.F,a.F;void 0===a.A[b]&&(a.A[b]=[null,!1]);a.A[b][1]=!a.A[b][1];return a.A[b][1]}function Eb(a,b){if(void 0===b)return a.G=!a.G,a.G;void 0===a.D[b]&&(a.D[b]=[null,!1]);a.D[b][1]=!a.D[b][1];return a.D[b][1]}function Bb(a,b,c){v("Memory block error ("+a+": "+n(b)+","+n(c)+")");return!1}var Rb;if(tb){var Sb=new ArrayBuffer(2);(new DataView(Sb)).setUint16(0,256,!0);Rb=256===(new Uint16Array(Sb))[0]}else Rb=!1;var Tb=Rb; function Db(a,b){if(void 0===b)return a.F=!a.F,a.F;void 0===a.C[b]&&(a.C[b]=[null,!1]);a.C[b][1]=!a.C[b][1];return a.C[b][1]}function Qb(a,b){if(void 0===b)return a.H=!a.H,a.H;void 0===a.D[b]&&(a.D[b]=[null,!1]);a.D[b][1]=!a.D[b][1];return a.D[b][1]}function Bb(a,b,c){v("Memory block error ("+a+": "+n(b)+","+n(c)+")");return!1}var Rb;if(tb){var Sb=new ArrayBuffer(2);(new DataView(Sb)).setUint16(0,256,!0);Rb=256===(new Uint16Array(Sb))[0]}else Rb=!1;var Tb=Rb;
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b){var c=a>>2,d=(a&3)<<3;24>d?this.b[c]=this.b[c]&~(65535<<d)|b<<d:(this.b[c]=this.b[c]&16777215|b<<24,c++,this.b[c]=this.b[c]&-256|b>>8);this.ma=!0},L:function(a,b){if(this.C&&null!=this.w){var c=this.C;ec(c,this.w+a,1,c.M)&&c.S(!0)}return this.bb(a,b)},Y:function(a,b){if(this.C&&null!=this.w){var c=this.C;ec(c,this.w+a,2,c.M)&&c.S(!0)}return this.Ib(a,b)},qa:function(a,b,c){if(this.C&&null!=this.w){var d=this.C;ec(d,this.w+a,1,d.F)&&d.S(!0)}this.F?this.u(a,b,c):this.Sa(a,b,c)},Ua:function(a,b,c){if(this.C&& b){var c=a>>2,d=(a&3)<<3;24>d?this.b[c]=this.b[c]&~(65535<<d)|b<<d:(this.b[c]=this.b[c]&16777215|b<<24,c++,this.b[c]=this.b[c]&-256|b>>8);this.sa=!0},M:function(a,b){if(this.B&&null!=this.u){var c=this.B;ec(c,this.u+a,1,c.R)&&c.U(!0)}return this.eb(a,b)},aa:function(a,b){if(this.B&&null!=this.u){var c=this.B;ec(c,this.u+a,2,c.R)&&c.U(!0)}return this.tb(a,b)},ma:function(a,b,c){if(this.B&&null!=this.u){var d=this.B;ec(d,this.u+a,1,d.F)&&d.U(!0)}this.F?this.w(a,b,c):this.Ua(a,b,c)},Va:function(a,b,
null!=this.w){var d=this.C;ec(d,this.w+a,2,d.F)&&d.S(!0)}this.F?this.u(a,b,c):this.Lb(a,b,c)},K:function(a){return this.H[a]},M:function(a){return this.H[a]},T:function(a){return this.D.getUint16(a,!0)},da:function(a){return a&1?this.H[a]|this.H[a+1]<<8:this.I[a>>1]},ga:function(a,b){this.H[a]=b;this.ma=!0},ra:function(a,b){this.H[a]=b;this.ma=!0},Ta:function(a,b){this.D.setUint16(a,b,!0);this.ma=!0},gb:function(a,b){a&1?(this.H[a]=b,this.H[a+1]=b>>8):this.I[a>>1]=b;this.ma=!0}}; c){if(this.B&&null!=this.u){var d=this.B;ec(d,this.u+a,2,d.F)&&d.U(!0)}this.F?this.w(a,b,c):this.Ob(a,b,c)},L:function(a){return this.G[a]},R:function(a){return this.G[a]},V:function(a){return this.D.getUint16(a,!0)},ca:function(a){return a&1?this.G[a]|this.G[a+1]<<8:this.H[a>>1]},ja:function(a,b){this.G[a]=b;this.sa=!0},ua:function(a,b){this.G[a]=b;this.sa=!0},Ga:function(a,b){this.D.setUint16(a,b,!0);this.sa=!0},Xa:function(a,b){a&1?(this.G[a]=b,this.G[a+1]=b>>8):this.H[a>>1]=b;this.sa=!0}};
function zb(a,b,c){a.C=b;a.B=a.s=0;c&&((a.B=c.B)&&dc(a,cc,!1),(a.s=c.s)&&bc(a,cc,!1))}function fc(a,b){b?0===--a.s&&(a.G=a.F?a.u:a.Sa):0===--a.B&&(a.lb=a.bb)}function bc(a,b,c){c&&a.s||(a.G=!a.F&&b[2]||a.u);if(c||void 0===c)a.Sa=b[2]||a.u,a.Lb=b[3]||a.Va}function dc(a,b,c){c&&a.B||(a.lb=b[0]||a.J);if(c||void 0===c)a.bb=b[0]||a.J,a.Ib=b[1]||a.aa}function Xb(a,b){b||(b=gc);dc(a,b,void 0);bc(a,b,void 0)} function zb(a,b,c){a.B=b;a.A=a.s=0;c&&((a.A=c.A)&&dc(a,cc,!1),(a.s=c.s)&&bc(a,cc,!1))}function fc(a,b){b?0===--a.s&&(a.mb=a.F?a.w:a.Ua):0===--a.A&&(a.Sa=a.eb,a.Lb=a.tb)}function bc(a,b,c){c&&a.s||(a.mb=!a.F&&b[2]||a.w);if(c||void 0===c)a.Ua=b[2]||a.w,a.Ob=b[3]||a.Wa}function dc(a,b,c){c&&a.A||(a.Sa=b[0]||a.I,a.Lb=b[1]||a.J);if(c||void 0===c)a.eb=b[0]||a.I,a.tb=b[1]||a.J}function Xb(a,b){b||(b=gc);dc(a,b,void 0);bc(a,b,void 0)}
var gc=[],$b=[H.prototype.P,H.prototype.ea,H.prototype.Fa,H.prototype.hb],cc=[H.prototype.L,H.prototype.Y,H.prototype.qa,H.prototype.Ua];if(tb)var Zb=[H.prototype.K,H.prototype.T,H.prototype.ga,H.prototype.Ta],Yb=[H.prototype.M,H.prototype.da,H.prototype.ra,H.prototype.gb]; var gc=[],$b=[H.prototype.S,H.prototype.ia,H.prototype.va,H.prototype.ib],cc=[H.prototype.M,H.prototype.aa,H.prototype.ma,H.prototype.Va];if(tb)var Zb=[H.prototype.L,H.prototype.V,H.prototype.ja,H.prototype.Ga],Yb=[H.prototype.R,H.prototype.ca,H.prototype.ua,H.prototype.Xa];
function hc(a,b){x.call(this,"CPU",a,hc,1);var c=a.cycles||b,d=a.multiplier||1;this.i={};this.i.Qa=c;this.i.ya=d;this.i.pb=Math.round(this.i.Qa/1E4)/100;this.i.wa=this.i.pb*this.i.ya;this.j.V=!1;this.j.ob=!1;this.j.Ab=a.autoStart;this.j.Bb=!1;this.j.Ha=!1;this.i.Wa=this.i.Na=0;this.i.Xa=a.csStart;this.i.Ma=a.csInterval;this.i.Oa=a.csStop;this.aa=this.Ea.bind(this);G(this)}z(hc);var ic=["power","reset"];g=hc.prototype; function hc(a,b){x.call(this,"CPU",a,hc,1);var c=a.cycles||b,d=a.multiplier||1;this.i={};this.i.Ra=c;this.i.Ba=d;this.i.qb=Math.round(this.i.Ra/1E4)/100;this.i.za=this.i.qb*this.i.Ba;this.j.X=!1;this.j.pb=!1;this.j.Db=a.autoStart;this.j.Eb=!1;this.j.Ia=!1;this.i.Ya=this.i.Oa=0;this.i.Za=a.csStart;this.i.Na=a.csInterval;this.i.Pa=a.csStop;this.ca=this.Fa.bind(this);G(this)}z(hc);var ic=["power","reset"];g=hc.prototype;
g.Ka=function(a,b,c,d){this.s=a;this.B=b;this.C=d;for(b=0;b<ic.length;b++)(c=this.H[ic[b]])&&this.s.ba(null,ic[b],c);wb(a,"FPU");this.D=wb(a,"ChipSet");a=jc(a,"autoStart");null!=a&&(this.j.Ab="true"==a?!0:"false"==a?!1:!!a);G(this)};g.reset=function(){};g.save=function(){return null};g.restore=function(){return!1}; g.La=function(a,b,c,d){this.s=a;this.A=b;this.B=d;for(b=0;b<ic.length;b++)(c=this.G[ic[b]])&&this.s.ea(null,ic[b],c);wb(a,"FPU");this.w=wb(a,"ChipSet");a=jc(a,"autoStart");null!=a&&(this.j.Db="true"==a?!0:"false"==a?!1:!!a);G(this)};g.reset=function(){};g.save=function(){return null};g.restore=function(){return!1};
g.ja=function(a,b){if(!b){if(a&&this.restore){kc(this);if(!this.restore(a))return!1;lc(this)}else this.reset();if(this.C){var c=this.C;c.g("Type ? for help with PC8080 Debugger commands");c.ca();if(c.Va){var d=c.Va;c.Va=null;mc(c,d)}}else this.g("No debugger detected")}I(this);return!0};g.ia=function(a){return a?this.save():!0};function nc(a){(a.j.Ab||!a.C&&void 0===a.H.run)&&a.Ea(!0)}g.Cb=function(){return 0}; g.pa=function(a,b){if(!b){if(a&&this.restore){kc(this);if(!this.restore(a))return!1;lc(this)}else this.reset();if(this.B){var c=this.B;c.g("Type ? for help with PC8080 Debugger commands");c.fa();if(c.Xa){var d=c.Xa;c.Xa=null;mc(c,d)}}else this.g("No debugger detected")}I(this);return!0};g.oa=function(a){return a?this.save():!0};function nc(a){(a.j.Db||!a.B&&void 0===a.G.run)&&a.Fa(!0)}g.Fb=function(){return 0};
function lc(a){void 0===a.i.Xa&&(a.i.Xa=0);void 0===a.i.Ma&&(a.i.Ma=-1);void 0===a.i.Oa&&(a.i.Oa=-1);a.j.Ha=0<=a.i.Xa&&0<a.i.Ma;a.j.Ha&&(a.i.Wa=0,a.i.Na=a.i.Xa-a.J)}function oc(a,b){if(a.j.Ha){var c=!1;a.i.Wa=a.i.Wa+a.Cb()|0;a.i.Na-=b;0>=a.i.Na&&(a.i.Na+=a.i.Ma,c=!0);0<=a.i.Oa&&a.i.Oa<=pc(a)&&(a.i.Ma=a.i.Oa=-1,lc(a),a.S(),c=!0);c&&a.g(pc(a)+" cycles: checksum="+n(a.i.Wa))}} function lc(a){void 0===a.i.Za&&(a.i.Za=0);void 0===a.i.Na&&(a.i.Na=-1);void 0===a.i.Pa&&(a.i.Pa=-1);a.j.Ia=0<=a.i.Za&&0<a.i.Na;a.j.Ia&&(a.i.Ya=0,a.i.Oa=a.i.Za-a.H)}function oc(a,b){if(a.j.Ia){var c=!1;a.i.Ya=a.i.Ya+a.Fb()|0;a.i.Oa-=b;0>=a.i.Oa&&(a.i.Oa+=a.i.Na,c=!0);0<=a.i.Pa&&a.i.Pa<=pc(a)&&(a.i.Na=a.i.Pa=-1,lc(a),a.U(),c=!0);c&&a.g(pc(a)+" cycles: checksum="+n(a.i.Ya))}}
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var ld={"?":"help/print","a [#]":"assemble","b [#]":"breakpoint",c:"clear output","d [#]":"dump memory","e [#]":"edit memory",f:"frequencies","g [#]":"go [to #]",h:"halt","i [#]":"input port #","if":"eval expression",k:"stack trace",ln:"list nearest symbol(s)",m:"messages","o [#]":"output port #",p:"step over",print:"print expression",r:"dump/set registers",reset:"reset machine","t [#]":"trace","u [#]":"unassemble",x:"execution options",v:"print version","var":"assign variable"},md="NONE ACI ADC ADD ADI ANA ANI CALL CC CM CNC CNZ CP CPE CPO CZ CMA CMC CMP CPI DAA DAD DCR DCX DI EI HLT IN INR INX JMP JC JM JNC JNZ JP JPE JPO JZ LDA LDAX LHLD LXI MOV MVI NOP ORA ORI OUT PCHL POP PUSH RAL RAR RET RC RM RNC RNZ RP RPE RPO RZ RLC RRC RST SBB SBI SHLD SPHL STA STAX STC SUB SUI XCHG XRA XRI XTHL".split(" "), var ld={"?":"help/print","a [#]":"assemble","b [#]":"breakpoint",c:"clear output","d [#]":"dump memory","e [#]":"edit memory",f:"frequencies","g [#]":"go [to #]",h:"halt","i [#]":"input port #","if":"eval expression",k:"stack trace",ln:"list nearest symbol(s)",m:"messages","o [#]":"output port #",p:"step over",print:"print expression",r:"dump/set registers",reset:"reset machine","t [#]":"trace","u [#]":"unassemble",x:"execution options",v:"print version","var":"assign variable"},md="NONE ACI ADC ADD ADI ANA ANI CALL CC CM CNC CNZ CP CPE CPO CZ CMA CMC CMP CPI DAA DAD DCR DCX DI EI HLT IN INR INX JMP JC JM JNC JNZ JP JPE JPO JZ LDA LDAX LHLD LXI MOV MVI NOP ORA ORI OUT PCHL POP PUSH RAL RAR RET RC RM RNC RNZ RP RPE RPO RZ RLC RRC RST SBB SBI SHLD SPHL STA STAX STC SUB SUI XCHG XRA XRI XTHL".split(" "),
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d))}return d}function td(a,b){for(var c;(c=b.match(/\{(.*?)}/))&&!(0<=c[1].indexOf("{"));){var d=ud(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.fb(d,0),4):"undefined");for(c=b;d=c.match(/\$([a-z]+)/i);){var e=null;switch(d[1].toLowerCase()){case "ops":e=a.T-a.Fa}if(null==e)break;c=c.replace(d[0],e.toString())}return c} d))}return d}function td(a,b){for(var c;(c=b.match(/\{(.*?)}/))&&!(0<=c[1].indexOf("{"));){var d=ud(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.hb(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}
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function re(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 se(a,b){if(b)return re(a,b,a.aa[b]);var c=0;for(b in a.aa)re(a,b,a.aa[b]),c++;return 0<c}hd.prototype.tb=function(a,b){return a[0]>b[0]?1:a[0]<b[0]?-1:0}; function re(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 se(a,b){if(b)return re(a,b,a.ca[b]);var c=0;for(b in a.ca)re(a,b,a.ca[b]),c++;return 0<c}hd.prototype.wb=function(a,b){return a[0]>b[0]?1:a[0]<b[0]?-1:0};
function te(a,b,c){var d=[],e=T(b)>>>0;for(b=0;b<a.G.length;b++){var f=a.G[b],k=f.w>>>0,h=f.Ub;if(e>=k&&e<k+h){e=ta(f.ub,[e-k],a.tb);0<=e?ue(a,b,e,d):c&&(e=~e,ue(a,b,e-1,d),ue(a,b,e,d));break}}return d}function ue(a,b,c,d){var e={},f=a.G[b].ub,k=0,h=null;0<=c&&c<f.length&&(k=f[c][0],h=f[c][1]);h&&(e=a.G[b].ha[h],h="."==h.charAt(0)?null:e.l||h);d.push(h);d.push(k);d.push(e.a);d.push(e.c)} function te(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?ue(a,b,e,d):c&&(e=~e,ue(a,b,e-1,d),ue(a,b,e,d));break}}return d}function ue(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].na[h],h="."==h.charAt(0)?null:e.l||h);d.push(h);d.push(k);d.push(e.a);d.push(e.c)}
function ve(a,b){if("?"==b)a.g("frequency commands:"),a.g("\tclear\tclear all frequency counts");else{var c,d=0;if(a.I)if("clear"==b){for(c=0;c<a.I.length;c++)a.I[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.I.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((md[a.gb[f][0]]+" ").substr(0,5)+" ("+("0x"+n(f,2))+"): "+k+" times"),d++)}}d||a.g("no frequency data available")}} function ve(a,b){if("?"==b)a.g("frequency commands:"),a.g("\tclear\tclear all frequency counts");else{var c,d=0;if(a.I)if("clear"==b){for(c=0;c<a.I.length;c++)a.I[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.I.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((md[a.ib[f][0]]+" ").substr(0,5)+" ("+("0x"+n(f,2))+"): "+k+" times"),d++)}}d||a.g("no frequency data available")}}
function we(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return se(a)||a.g("no variables"),!0;if(!c[2])return se(a,c[1]);if(!c[3])return delete a.aa[c[1]],!0;var d=ud(a,c[3]);return void 0!==d?(a.aa[c[1]]=d,!0):!1}a.g("invalid assignment:"+b);return!1} function we(a,b){var c=b.match(/^\s*([A-Z_]?[A-Z0-9_]*)\s*(=?)\s*(.*)$/i);if(c){if(!c[1])return se(a)||a.g("no variables"),!0;if(!c[2])return se(a,c[1]);if(!c[3])return delete a.ca[c[1]],!0;var d=ud(a,c[3]);return void 0!==d?(a.ca[c[1]]=d,!0):!1}a.g("invalid assignment:"+b);return!1}
function xe(a,b,c){var d=null;if(b=U(a,b,!0)){var e=te(a,b,!0);if(e.length){var f,k;e[0]&&(k="",(f=b.w-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.w)&&(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 xe(a,b,c){var d=null;if(b=U(a,b,!0)){var e=te(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 Ed(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=ud(a,e);if(void 0!==k){var f=!0,h=d.toUpperCase();"E"==h.charAt(0)&&(h=null);switch(h){case "A":a.b.za=k&255;break;case "B":a.b.ka=k&255;break;case "BC":a.b.ka=k<< function Ed(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=ud(a,e);if(void 0!==k){var f=!0,h=d.toUpperCase();"E"==h.charAt(0)&&(h=null);switch(h){case "A":a.b.ha=k&255;break;case "B":a.b.T=k&255;break;case "BC":a.b.T=k<<8&
8&255;case "C":a.b.na=k&255;break;case "D":a.b.oa=k&255;break;case "DE":a.b.oa=k<<8&255;case "E":a.b.Aa=k&255;break;case "H":a.b.pa=k&255;break;case "HL":a.b.pa=k<<8&255;case "L":a.b.Ba=k&255;break;case "SP":a.b.Da=k&65535;break;case "PC":a.b.N=k&65535;a.L=P(a.b.N);break;case "PS":Vc(a.b,k);break;case "C":k?(d=a.b,d.b|=d.A):(d=a.b,d.b&=~d.A);break;case "P":k?(d=a.b,ub[d.R&255]||(d.R^=1)):(d=a.b,ub[d.R&255]&&(d.R^=1));break;case "A":k?(d=a.b,d.F=~(d.R&16)&16|d.F&-17):(d=a.b,d.F=d.R&16|d.F&-17);break; 255;case "C":a.b.da=k&255;break;case "D":a.b.ta=k&255;break;case "DE":a.b.ta=k<<8&255;case "E":a.b.Ca=k&255;break;case "H":a.b.la=k&255;break;case "HL":a.b.la=k<<8&255;case "L":a.b.qa=k&255;break;case "SP":a.b.Ea=k&65535;break;case "PC":a.b.N=k&65535;a.M=P(a.b.N);break;case "PS":Vc(a.b,k);break;case "C":k?(d=a.b,d.O|=256):(d=a.b,d.O&=255);break;case "P":k?(d=a.b,ub[d.K&255]||(d.K^=1)):(d=a.b,ub[d.K&255]&&(d.K^=1));break;case "A":k?(d=a.b,d.C=~d.K&16|d.C&-17):(d=a.b,d.C=d.K&16|d.C&-17);break;case "Z":k?
case "Z":k?(d=a.b,d.b&=~(d.A-1)):(d=a.b,d.b|=d.A-1);break;case "S":k?Yc(a.b):(d=a.b,Xc(d)&&(d.R^=d.A>>1|d.A>>2,d.F^=32896));break;case "I":k?(d=a.b,d.Ca|=512):(d=a.b,d.Ca&=-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)+Od(a,"I")+Od(a,"S")+Od(a,"Z")+Od(a,"A")+Od(a,"P")+Od(a,"C"));c&&(a.L=P(a.b.N),Fd(a,n(a.L.w,4)))}} (d=a.b,d.O&=-256):(d=a.b,d.O|=255);break;case "S":k?(d=a.b,d.K&128||(d.K^=192)):(d=a.b,d.K&128&&(d.K^=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)+Od(a,"I")+Od(a,"S")+Od(a,"Z")+Od(a,"A")+Od(a,"P")+Od(a,"C"));c&&(a.M=P(a.b.N),Fd(a,n(a.M.u,4)))}}
function ye(a,b){b=sa(b);var c=b.match(/^(['"])(.*?)\1$/);c?a.g(Bd(a,c[2])):ud(a,b,!0)}function ze(a,b,c){var d="t"!=b;c=Rd(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);Ka(c,function(){return pb(a,!0)&&a.Ra(e,d,!1)},function(){I(a.b);pb(a,!1)})} function ye(a,b){b=sa(b);var c=b.match(/^(['"])(.*?)\1$/);c?a.g(Bd(a,c[2])):ud(a,b,!0)}function ze(a,b,c){var d="t"!=b;c=Rd(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 Fd(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.w<b.w)return;e=d.w-b.w;if(256<e){a.g("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=qb(a,!1)||a.P?a.J:null;var k=null!=f?"cycles":null,h=te(a,b),l=b.w;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=Nd(a,b,k,f);a.g(f);a.L=b;e-=b.w-l;c++}}} function Fd(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.S?a.J:null;var k=null!=f?"cycles":null,h=te(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=Nd(a,b,k,f);a.g(f);a.M=b;e-=b.u-l;c++}}}
function wd(a,b,c,d){if(c)if(b){0>a.D&&a.A.length&&(a.D=0);if(0>a.D||b!=a.A[a.D])a.A.splice(0,0,b),a.D=0;a.D--}else b=a.A[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 wd(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 Md(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.da&&(a.g("ended assemble at "+n(a.Y.w,4)),a.L=a.Y,a.da=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ra=null;if(rb(a)&&0<b.length){a.da&&(b="a "+n(a.Y.w,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.Y= function Md(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.g(">> "+b):(a.ia&&(a.g("ended assemble at "+n(a.aa.u,4)),a.M=a.aa,a.ia=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.va=null;if(rb(a)&&0<b.length){a.ia&&(b="a "+n(a.aa.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.aa=
p,void 0===f[2])a.g("begin assemble at "+n(p.w,4)),a.da=!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.sb(p,r[t],1);a.g(Nd(a,a.Y))}}break;case "b":a:{var K=f[0],B=f[1],Ue=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]"), p,void 0===f[2])a.g("begin assemble at "+n(p.u,4)),a.ia=!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(Nd(a,a.aa))}}break;case "b":a:{var K=f[0],B=f[1],Ue=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+Ld(a,a.u),Ba=Ba+Ld(a,a.M);(Ba+=Ld(a,a.F))||a.g("no breakpoints")}else if("n"==X)a.qa=Rd(a,B),a.g("break after "+a.qa+" 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.w);"c"==X?null==A.w?(id(a),a.g("all breakpoints cleared")):Jd(a,a.u,A)||Jd(a,a.M, 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+Ld(a,a.w),Ba=Ba+Ld(a,a.R);(Ba+=Ld(a,a.F))||a.g("no breakpoints")}else if("n"==X)a.ua=Rd(a,B),a.g("break after "+a.ua+" 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?(id(a),a.g("all breakpoints cleared")):Jd(a,a.w,A)||Jd(a,a.R,
A)||Jd(a,a.F,A)||a.g("breakpoint missing: "+n(A.w,4)):"i"==X?a.g("breakpoint "+(Db(a.B,A.w)?"enabled":"cleared")+": port "+B+" (input)"):"o"==X?a.g("breakpoint "+(Eb(a.B,A.w)?"enabled":"cleared")+": port "+B+" (output)"):null!=A.w&&(vd(a,A,Ue),"p"==X?a.ta(a.u,A):"r"==X?a.ta(a.M,A):"w"==X?a.ta(a.F,A):a.g("unknown breakpoint command: "+X))}}}break;case "c":a.ua&&(a.ua.value="");break;case "d":a:{var Ca,Da=f[0],Y=f[1],na=f[2],Ve=f[3];if("?"==Y){var Z="";for(Ca in Q)a.Ta[Ca]&&(Z&&(Z+=","),Z+=Ca);Z+=",state,symbols"; A)||Jd(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 "+(Qb(a.A,A.u)?"enabled":"cleared")+": port "+B+" (output)"):null!=A.u&&(vd(a,A,Ue),"p"==X?a.wa(a.w,A):"r"==X?a.wa(a.R,A):"w"==X?a.wa(a.F,A):a.g("unknown breakpoint command: "+X))}}}break;case "c":a.xa&&(a.xa.value="");break;case "d":a:{var Ca,Da=f[0],Y=f[1],na=f[2],Ve=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 Sd=Ae(a.s,!0);"console"==na?console.log(Sd):(a.ua&&(a.ua.value=""),a.g(Sd))}else if("symbols"==Y)for(var tc=0;tc<a.G.length;tc++){var uc=a.G[tc],Fa;for(Fa in uc.ha)if("."!=Fa.charAt(0)){var Td=uc.ha[Fa].o; 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 Sd=Ae(a.s,!0);"console"==na?console.log(Sd):(a.xa&&(a.xa.value=""),a.g(Sd))}else if("symbols"==Y)for(var rc=0;rc<a.H.length;rc++){var sc=a.H[rc],Fa;for(Fa in sc.na)if("."!=Fa.charAt(0)){var Td=sc.na[Fa].o;
if(void 0!==Td){var Ud=uc.ha[Fa].l;Ud&&(Fa=Ud);a.g(n(Td,4)+" "+Fa)}}}else{if("d"==Da){for(Ca in Q)if(f[1]==Ca){var Vd=a.Ta[Ca];Vd?(f.shift(),f.shift(),Vd(f)):a.g("no dump registered for "+Y);break a}Y||(Da=a.Tb||"db")}else a.Tb=Da;if("dh"==Da){var Wd=Y,Xd=na,Yd="",Zd=0,D=a.ea,aa=a.K;if(aa.length){var L=+Wd||a.yb,Ga=+Xd||10;isNaN(L)?L=Ga:Yd="more ";L>aa.length&&(a.g("note: only "+aa.length+" available"),L=aa.length);D-=L;0>D&&(null==aa[aa.length-1].w?(L=D+L,D=0):D+=aa.length);var vc=[];"call"==Xd&& if(void 0!==Td){var Ud=sc.na[Fa].l;Ud&&(Fa=Ud);a.g(n(Td,4)+" "+Fa)}}}else{if("d"==Da){for(Ca in Q)if(f[1]==Ca){var Vd=a.Va[Ca];Vd?(f.shift(),f.shift(),Vd(f)):a.g("no dump registered for "+Y);break a}Y||(Da=a.Wb||"db")}else a.Wb=Da;if("dh"==Da){var Wd=Y,Xd=na,Yd="",Zd=0,D=a.ja,aa=a.L;if(aa.length){var L=+Wd||a.Bb,Ga=+Xd||10;isNaN(L)?L=Ga:Yd="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 tc=[];"call"==Xd&&
(Ga=1E5,vc=["CALL"]);for(void 0!==Wd&&a.g(L+" instructions earlier:");0<Ga&&D!=a.ea;){var $d=aa[D++];if(null==$d.w)break;var Za=P($d.w),We=L--,ae=Nd(a,Za,"history",We);(!vc.length||0<=ae.indexOf(vc[0]))&&a.g(ae);Za.mb&&(D+=Za.mb,Ga-=Za.mb,L-=Za.mb);D>=aa.length&&(D=0);a.yb=L;Zd++;Ga--}}Zd||(a.g("no "+Yd+"history available"),a.yb=void 0)}else{var Fb=U(a,Y);if(Fb){var Gb=0;na&&("l"==na.charAt(0)&&(na=na.substr(1)||Ve),Gb=Rd(a,na)>>>0,65536<Gb&&(Gb=65536));for(var oa="",Xe=(Gb||128)+15>>4||1,wc="dd"== (Ga=1E5,tc=["CALL"]);for(void 0!==Wd&&a.g(L+" instructions earlier:");0<Ga&&D!=a.ja;){var $d=aa[D++];if(null==$d.u)break;var Za=P($d.u),We=L--,ae=Nd(a,Za,"history",We);(!tc.length||0<=ae.indexOf(tc[0]))&&a.g(ae);Za.nb&&(D+=Za.nb,Ga-=Za.nb,L-=Za.nb);D>=aa.length&&(D=0);a.Bb=L;Zd++;Ga--}}Zd||(a.g("no "+Yd+"history available"),a.Bb=void 0)}else{var Eb=U(a,Y);if(Eb){var Fb=0;na&&("l"==na.charAt(0)&&(na=na.substr(1)||Ve),Fb=Rd(a,na)>>>0,65536<Fb&&(Fb=65536));for(var oa="",Xe=(Fb||128)+15>>4||1,uc="dd"==
Da?4:"dw"==Da?2:1,be=0;be<Xe;be++){for(var Hb=0,xc=0,$a="",yc="",Y=n(Fb.w,4),zc=0;16>zc;zc++){var Ib=a.la(Fb,1),Hb=Hb|Ib<<(xc++<<3);xc==wc&&($a+=n(Hb,2*wc),$a+=1==wc?7==zc?"-":" ":" ",Hb=xc=0);yc+=32<=Ib&&128>Ib?String.fromCharCode(Ib):"."}oa&&(oa+="\n");oa+=Y+" "+$a+" "+yc}oa&&a.g(oa);a.vb=Fb}}}}break;case "e":if("else"==f[0])break;var Jb=1,ce=255,de=a.la,ee=a.sb;"ew"==f[0]&&(Jb=2,ce=65535,de=a.fb,ee=a.Mb);var fe=Jb<<1,ge=f[1];if(null==ge)a.g("edit memory commands:"),a.g("\teb [a] [...] edit bytes at address a"), Da?4:"dw"==Da?2:1,be=0;be<Xe;be++){for(var Gb=0,vc=0,$a="",wc="",Y=n(Eb.u,4),xc=0;16>xc;xc++){var Hb=a.ra(Eb,1),Gb=Gb|Hb<<(vc++<<3);vc==uc&&($a+=n(Gb,2*uc),$a+=1==uc?7==xc?"-":" ":" ",Gb=vc=0);wc+=32<=Hb&&128>Hb?String.fromCharCode(Hb):"."}oa&&(oa+="\n");oa+=Y+" "+$a+" "+wc}oa&&a.g(oa);a.yb=Eb}}}}break;case "e":if("else"==f[0])break;var Ib=1,ce=255,de=a.ra,ee=a.ub;"ew"==f[0]&&(Ib=2,ce=65535,de=a.hb,ee=a.Pb);var fe=Ib<<1,ge=f[1];if(null==ge)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 Kb=U(a,ge);if(Kb)for(var Lb=2;Lb<f.length;Lb++){var ab=ud(a,f[Lb]);if(void 0===ab){a.g("unrecognized value: "+f[Lb]);break}ab&~ce&&a.g("warning: "+n(ab)+" exceeds "+Jb+"-byte value");var Ye=de.call(a,Kb);a.g("changing "+n(Kb.w,4)+" from 0x"+n(Ye,fe)+" to 0x"+n(ab,fe));ee.call(a,Kb,ab,Jb)}}break;case "f":ve(a,f[1]);break;case "g":a:{var he=f[1],Ze=b;if(void 0!==he){var Ac=U(a,he,!0);if(!Ac)break a;vd(a,Ac,Ze);a.ta(a.u,Ac,!0)}a.Ea(!0)||c||a.g("cpu busy or unavailable, run command ignored")}break; a.g("\tew [a] [...] edit words at address a");else{var Jb=U(a,ge);if(Jb)for(var Kb=2;Kb<f.length;Kb++){var ab=ud(a,f[Kb]);if(void 0===ab){a.g("unrecognized value: "+f[Kb]);break}ab&~ce&&a.g("warning: "+n(ab)+" exceeds "+Ib+"-byte value");var Ye=de.call(a,Jb);a.g("changing "+n(Jb.u,4)+" from 0x"+n(Ye,fe)+" to 0x"+n(ab,fe));ee.call(a,Jb,ab,Ib)}}break;case "f":ve(a,f[1]);break;case "g":a:{var he=f[1],Ze=b;if(void 0!==he){var yc=U(a,he,!0);if(!yc)break a;vd(a,yc,Ze);a.wa(a.w,yc,!0)}a.Fa(!0)||c||a.g("cpu busy or unavailable, run command ignored")}break;
case "h":var Bc;a.j.V?(Bc="halting",a.S()):Bc="already halted";c||a.g(Bc);break;case "i":if("if"==f[0]){var Cc;var bb=b.substr(2),bb=sa(bb);ud(a,bb)?(c||a.g("true: "+bb),Cc=!0):(c||a.g("false: "+bb),Cc=!1);Cc||(d=!1);break}var Dc=f[1];if(Dc&&"?"!=Dc){var Ec=Rd(a,Dc);if(void 0!==Ec){for(var R=a.B,ga=Ec,Fc=1,Gc=0,Hc=0;0<Fc;){var Mb=R.A[ga],cb=R.P[ga]||1,Ic=1==cb?255:2==cb?65535:-1,ha=Ic;void 0!==Mb?(Mb[0]&&(ha=Mb[0](ga,void 0),void 0===ha?ha=Ic:ha&=Ic),R.C&&R.F!=Mb[1]&&Hd(R.C,ga,ha)):R.C&&(Cd(R.C,R, case "h":var zc;a.j.X?(zc="halting",a.U()):zc="already halted";c||a.g(zc);break;case "i":if("if"==f[0]){var Ac;var bb=b.substr(2),bb=sa(bb);ud(a,bb)?(c||a.g("true: "+bb),Ac=!0):(c||a.g("false: "+bb),Ac=!1);Ac||(d=!1);break}var Bc=f[1];if(Bc&&"?"!=Bc){var Cc=Rd(a,Bc);if(void 0!==Cc){for(var R=a.A,ga=Cc,Dc=1,Ec=0,Fc=0;0<Dc;){var Lb=R.C[ga],cb=R.S[ga]||1,Gc=1==cb?255:2==cb?65535:-1,ha=Gc;void 0!==Lb?(Lb[0]&&(ha=Lb[0](ga,void 0),void 0===ha?ha=Gc:ha&=Gc),R.B&&R.F!=Lb[1]&&Hd(R.B,ga,ha)):R.B&&(Cd(R.B,R,
ga,null),R.F&&Hd(R.C,ga,ha));Gc|=ha<<Hc;Hc+=cb<<3;ga+=cb;Fc-=cb}a.g(q(Ec)+": "+("0x"+n(Gc,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 $e=f[0];if("?"==f[1])a.g("stack trace commands:"),a.g("\tk\tshow frame addresses"),a.g("\tks\tshow symbol information");else{var Jc=0,ie=P(),db=P(a.b.Da);for(a.g("stack trace for "+n(db.w,4));10>Jc;){for(var pa=null,af=256;65536>db.w>>>0;){ie.w=a.fb(db,2);if(null==db.w||!af--)break; ga,null),R.F&&Hd(R.B,ga,ha));Ec|=ha<<Fc;Fc+=cb<<3;ga+=cb;Dc-=cb}a.g(q(Cc)+": "+("0x"+n(Ec,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 $e=f[0];if("?"==f[1])a.g("stack trace commands:"),a.g("\tk\tshow frame addresses"),a.g("\tks\tshow symbol information");else{var Hc=0,ie=P(),db=P(a.b.Ea);for(a.g("stack trace for "+n(db.u,4));10>Hc;){for(var pa=null,af=256;65536>db.u>>>0;){ie.u=a.hb(db,2);if(null==db.u||!af--)break;
for(var bf=a,Nb=ie,je=null,eb=Nb.w,ke=eb,Kc=1;6>=Kc&&eb;Kc++){if(2<Kc){Nb.w=eb;var Ob=Nd(bf,Nb);if(0<Ob.indexOf("CALL")){var le=Ob.indexOf(" ");if(eb+(Ob.indexOf(" ",le+1)-le-1)/2==ke){je=Ob;break}}}eb--}Nb.w=ke;if(pa=je)break}if(!pa||null==pa)break;var me=null;if("ks"==$e){var ne=pa.match(/[0-9A-F]+$/);ne&&(me=xe(a,ne[0]))}pa=ra(pa,50)+" ;"+(me||"stack="+n(db.w,4));a.g(pa);Jc++}Jc||a.g("no return addresses found")}break;case "l":if("ln"==f[0]){xe(a,f[1],!0);break}break;case "m":a:{var ba,ca=null, for(var bf=a,Mb=ie,je=null,eb=Mb.u,ke=eb,Ic=1;6>=Ic&&eb;Ic++){if(2<Ic){Mb.u=eb;var Nb=Nd(bf,Mb);if(0<Nb.indexOf("CALL")){var le=Nb.indexOf(" ");if(eb+(Nb.indexOf(" ",le+1)-le-1)/2==ke){je=Nb;break}}}eb--}Mb.u=ke;if(pa=je)break}if(!pa||null==pa)break;var me=null;if("ks"==$e){var ne=pa.match(/[0-9A-F]+$/);ne&&(me=xe(a,ne[0]))}pa=ra(pa,50)+" ;"+(me||"stack="+n(db.u,4));a.g(pa);Hc++}Hc||a.g("no return addresses found")}break;case "l":if("ln"==f[0]){xe(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.W&qa);break}if(!qa){a.g("unknown message category: "+w);break a}}qa&&("on"==f[2]?(a.W|=qa,ca=!0):"off"==f[2]&&(a.W&=~qa,ca=!1))}var cf=0,ia="";for(ba in Q)if(!w||w==ba){var df=!!(a.W&Q[ba]);if(null===ca||ca==df)ia&&(ia+=","),++cf%10||(ia+="\n\t"),"key"==ba&&(ba="keys"), 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 cf=0,ia="";for(ba in Q)if(!w||w==ba){var df=!!(a.Y&Q[ba]);if(null===ca||ca==df)ia&&(ia+=","),++cf%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"));jd(a)}break;case "o":var Lc=f[1],ef=f[2];if(Lc&&"?"!=Lc){var Mc=Rd(a,Lc,"port #"),Nc=Rd(a,ef);if(void 0!==Mc&&void 0!==Nc){for(var S=a.B,ja=Mc,oe=Nc,Oc=1,Pc=0;0<Oc;){var Pb=S.D[ja],fb=S.T[ja]||1,ff=1==fb?255:2==fb?65535:-1,Qb=(oe>>>=Pc)&ff;if(void 0!==Pb){if(Pb[0])Pb[0](ja,Qb,void 0);S.C&&S.G!=Pb[1]&&Id(S.C,ja,Qb)}else S.C&& 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"));jd(a)}break;case "o":var Jc=f[1],ef=f[2];if(Jc&&"?"!=Jc){var Kc=Rd(a,Jc,"port #"),Lc=Rd(a,ef);if(void 0!==Kc&&void 0!==Lc){for(var S=a.A,ja=Kc,oe=Lc,Mc=1,Nc=0;0<Mc;){var Ob=S.D[ja],fb=S.V[ja]||1,ff=1==fb?255:2==fb?65535:-1,Pb=(oe>>>=Nc)&ff;if(void 0!==Ob){if(Ob[0])Ob[0](ja,Pb,void 0);S.B&&S.H!=Ob[1]&&Id(S.B,ja,Pb)}else S.B&&
(Cd(S.C,S,ja,Qb),S.G&&Id(S.C,ja,Qb));Pc+=fb<<3;ja+=fb;Oc-=fb}a.g(q(Mc)+": "+("0x"+n(Nc,2)))}}else a.g("output commands:"),a.g("\to [p] [b]\twrite byte [b] to port [p]"),a.g("warning: port accesses can affect hardware state");break;case "p":if("print"==f[0]){ye(a,b.substr(5));break}var pe="pr"==f[0]?1:0,gf=1+pe;if(a.P)a.g("step in progress");else{var Qc=P(a.b.N);switch(a.la(Qc)){case 205:a.P=gf,qd(Qc,3)}a.P?(a.ta(a.u,Qc,!0),a.Ea()||(a.s&&a.s.cb(),a.P=0)):ze(a,pe?"tr":"t")}break;case "r":if("reset"== (Cd(S.B,S,ja,Pb),S.H&&Id(S.B,ja,Pb));Nc+=fb<<3;ja+=fb;Mc-=fb}a.g(q(Kc)+": "+("0x"+n(Lc,2)))}}else a.g("output commands:"),a.g("\to [p] [b]\twrite byte [b] to port [p]"),a.g("warning: port accesses can affect hardware state");break;case "p":if("print"==f[0]){ye(a,b.substr(5));break}var pe="pr"==f[0]?1:0,gf=1+pe;if(a.S)a.g("step in progress");else{var Oc=P(a.b.N);switch(a.ra(Oc)){case 205:a.S=gf,qd(Oc,3)}a.S?(a.wa(a.w,Oc,!0),a.Fa()||(a.s&&a.s.fb(),a.S=0)):ze(a,pe?"tr":"t")}break;case "r":if("reset"==
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