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Cleaned up the decoding SRCMODE and DSTMODE operands, should be less confusing now

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This commit is contained in:
Jeff 2016-10-04 17:22:25 -07:00 • committed by Jeff Parsons
commit 795d57839b
6 changed files with 569 additions and 567 deletions
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190
modules/pdp11/lib/cpuops.js
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@ -461,7 +461,7 @@ PDP11.fnXOR = function(src, dst)
*/
PDP11.opADC = function(opCode)
{
this.updateWordByMode(opCode, this.getCF()? 1 : 0, PDP11.fnADD);
this.updateDstWord(opCode, this.getCF()? 1 : 0, PDP11.fnADD);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -473,7 +473,7 @@ PDP11.opADC = function(opCode)
*/
PDP11.opADCB = function(opCode)
{
this.updateByteByMode(opCode, this.getCF()? 1 : 0, PDP11.fnADDB);
this.updateDstByte(opCode, this.getCF()? 1 : 0, PDP11.fnADDB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -485,7 +485,7 @@ PDP11.opADCB = function(opCode)
*/
PDP11.opADD = function(opCode)
{
this.updateWordByMode(opCode, this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnADD);
this.updateDstWord(opCode, this.readSrcWord(opCode), PDP11.fnADD);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -497,11 +497,7 @@ PDP11.opADD = function(opCode)
*/
PDP11.opASH = function(opCode)
{
/*
* NOTE: Because readWordByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var src = this.readWordByMode(opCode);
var src = this.readDstWord(opCode);
var reg = (opCode >> 6) & 7;
var result = this.regsGen[reg];
if (result & 0x8000) result |= 0xffff0000;
@ -525,7 +521,7 @@ PDP11.opASH = function(opCode)
}
this.regsGen[reg] = result & 0xffff;
this.flagN = this.flagZ = result;
this.nStepCycles -= (this.srcMode? (5 + 1) : (6 + 1)) + src;
this.nStepCycles -= (this.dstMode? (5 + 1) : (6 + 1)) + src;
};
/**
@ -536,11 +532,7 @@ PDP11.opASH = function(opCode)
*/
PDP11.opASHC = function(opCode)
{
/*
* NOTE: Because readWordByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var src = this.readWordByMode(opCode);
var src = this.readDstWord(opCode);
var reg = (opCode >> 6) & 7;
var dst = (this.regsGen[reg] << 16) | this.regsGen[reg | 1];
this.flagC = this.flagV = 0;
@ -571,7 +563,7 @@ PDP11.opASHC = function(opCode)
this.regsGen[reg | 1] = result & 0xffff;
this.flagN = result >> 16;
this.flagZ = result >> 16 | result;
this.nStepCycles -= (this.srcMode? (5 + 1) : (6 + 1)) + src;
this.nStepCycles -= (this.dstMode? (5 + 1) : (6 + 1)) + src;
};
/**
@ -582,7 +574,7 @@ PDP11.opASHC = function(opCode)
*/
PDP11.opASL = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnASL);
this.updateDstWord(opCode, 0, PDP11.fnASL);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -594,7 +586,7 @@ PDP11.opASL = function(opCode)
*/
PDP11.opASLB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnASLB);
this.updateDstByte(opCode, 0, PDP11.fnASLB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -606,7 +598,7 @@ PDP11.opASLB = function(opCode)
*/
PDP11.opASR = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnASR);
this.updateDstWord(opCode, 0, PDP11.fnASR);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -618,7 +610,7 @@ PDP11.opASR = function(opCode)
*/
PDP11.opASRB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnASRB);
this.updateDstByte(opCode, 0, PDP11.fnASRB);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.dstAddr & 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -652,7 +644,7 @@ PDP11.opBCS = function(opCode)
*/
PDP11.opBIC = function(opCode)
{
this.updateWordByMode(opCode, this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnBIC);
this.updateDstWord(opCode, this.readSrcWord(opCode), PDP11.fnBIC);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -664,7 +656,7 @@ PDP11.opBIC = function(opCode)
*/
PDP11.opBICB = function(opCode)
{
this.updateByteByMode(opCode, this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnBICB);
this.updateDstByte(opCode, this.readSrcByte(opCode), PDP11.fnBICB);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -676,7 +668,7 @@ PDP11.opBICB = function(opCode)
*/
PDP11.opBIS = function(opCode)
{
this.updateWordByMode(opCode, this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnBIS);
this.updateDstWord(opCode, this.readSrcWord(opCode), PDP11.fnBIS);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -688,7 +680,7 @@ PDP11.opBIS = function(opCode)
*/
PDP11.opBISB = function(opCode)
{
this.updateByteByMode(opCode, this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnBISB);
this.updateDstByte(opCode, this.readSrcByte(opCode), PDP11.fnBISB);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -700,20 +692,8 @@ PDP11.opBISB = function(opCode)
*/
PDP11.opBIT = function(opCode)
{
/*
* NOTE: Because readWordByMode() will be used to READ (not WRITE) the DSTMODE field of opCode,
* the srcMode and srcReg properties need to be copied before they get overwritten.
*/
var src = this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT);
var srcMode = this.srcMode;
var srcReg = this.srcReg;
/*
* NOTE: Because readWordByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var dst = this.readWordByMode(opCode);
this.updateNZVFlags(src & dst);
this.nStepCycles -= (this.srcMode? (3 + 1) + (srcReg && this.srcReg >= 6? 1 : 0) : (srcMode? (3 + 1) : (2 + 1)) + (this.srcReg == 7? 2 : 0));
this.updateNZVFlags(this.readSrcWord(opCode) & this.readDstWord(opCode));
this.nStepCycles -= (this.dstMode? (3 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 1) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
/**
@ -724,20 +704,8 @@ PDP11.opBIT = function(opCode)
*/
PDP11.opBITB = function(opCode)
{
/*
* NOTE: Because readByteByMode() will be used to READ (not WRITE) the DSTMODE field of opCode,
* the srcMode and srcReg properties need to be copied before they get overwritten.
*/
var src = this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT);
var srcMode = this.srcMode;
var srcReg = this.srcReg;
/*
* NOTE: Because readByteByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var dst = this.readByteByMode(opCode);
this.updateNZVFlags((src & dst) << 8);
this.nStepCycles -= (this.srcMode? (3 + 1) + (srcReg && this.srcReg >= 6? 1 : 0) : (srcMode? (3 + 1) : (2 + 1)) + (this.srcReg == 7? 2 : 0));
this.updateNZVFlags((this.readSrcByte(opCode) & this.readDstByte(opCode)) << 8);
this.nStepCycles -= (this.dstMode? (3 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 1) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
/**
@ -903,7 +871,7 @@ PDP11.opBVS = function(opCode)
*/
PDP11.opCLR = function(opCode)
{
this.updateAllFlags(this.writeWordByMode(opCode, 0));
this.updateAllFlags(this.writeDstWord(opCode, 0));
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -915,7 +883,7 @@ PDP11.opCLR = function(opCode)
*/
PDP11.opCLRB = function(opCode)
{
this.updateAllFlags(this.writeByteByMode(opCode, 0));
this.updateAllFlags(this.writeDstByte(opCode, 0));
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -993,25 +961,14 @@ PDP11.opCLx = function(opCode)
*/
PDP11.opCMP = function(opCode)
{
/*
* NOTE: Because readWordByMode() will be used to READ (not WRITE) the DSTMODE field of opCode,
* the srcMode and srcReg properties need to be copied before they get overwritten.
*/
var src = this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT);
var srcMode = this.srcMode;
var srcReg = this.srcReg;
/*
* NOTE: Because readWordByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var dst = this.readWordByMode(opCode);
var src = this.readSrcWord(opCode);
var dst = this.readDstWord(opCode);
var result = src - dst;
/*
* NOTE: CMP calculates (src - dst) rather than (dst - src), so when we call updateSubFlags(),
* we must reverse the order of the src and dst parameters.
* NOTE: CMP calculates (src - dst) rather than (dst - src), so src and dst updateSubFlags() parms must be reversed.
*/
this.updateSubFlags(result, dst, src);
this.nStepCycles -= (this.srcMode? (3 + 1) + (srcReg && this.srcReg >= 6? 1 : 0) : (srcMode? (3 + 1) : (2 + 1)) + (this.srcReg == 7? 2 : 0));
this.nStepCycles -= (this.dstMode? (3 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 1) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
/**
@ -1022,25 +979,14 @@ PDP11.opCMP = function(opCode)
*/
PDP11.opCMPB = function(opCode)
{
/*
* NOTE: Because readByteByMode() will be used to READ (not WRITE) the DSTMODE field of opCode,
* the srcMode and srcReg properties need to be copied before they get overwritten.
*/
var src = this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT) << 8;
var srcMode = this.srcMode;
var srcReg = this.srcReg;
/*
* NOTE: Because readByteByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var dst = this.readByteByMode(opCode) << 8;
var src = this.readSrcByte(opCode) << 8;
var dst = this.readDstByte(opCode) << 8;
var result = src - dst;
/*
* NOTE: CMP calculates (src - dst) rather than (dst - src), so when we call updateSubFlags(),
* we must reverse the order of the src and dst parameters.
* NOTE: CMP calculates (src - dst) rather than (dst - src), so src and dst updateSubFlags() parms must be reversed.
*/
this.updateSubFlags(result, dst, src);
this.nStepCycles -= (this.srcMode? (3 + 1) + (srcReg && this.srcReg >= 6? 1 : 0) : (srcMode? (3 + 1) : (2 + 1)) + (this.srcReg == 7? 2 : 0));
this.nStepCycles -= (this.dstMode? (3 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 1) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
/**
@ -1051,7 +997,7 @@ PDP11.opCMPB = function(opCode)
*/
PDP11.opCOM = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnCOM);
this.updateDstWord(opCode, 0, PDP11.fnCOM);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1063,7 +1009,7 @@ PDP11.opCOM = function(opCode)
*/
PDP11.opCOMB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnCOMB);
this.updateDstByte(opCode, 0, PDP11.fnCOMB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1075,7 +1021,7 @@ PDP11.opCOMB = function(opCode)
*/
PDP11.opDEC = function(opCode)
{
this.updateWordByMode(opCode, 1, PDP11.fnDEC);
this.updateDstWord(opCode, 1, PDP11.fnDEC);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1087,7 +1033,7 @@ PDP11.opDEC = function(opCode)
*/
PDP11.opDECB = function(opCode)
{
this.updateByteByMode(opCode, 1, PDP11.fnDECB);
this.updateDstByte(opCode, 1, PDP11.fnDECB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1102,7 +1048,7 @@ PDP11.opDIV = function(opCode)
/*
* TODO: Review and determine if flag updates can be encapsulated in an updateDivFlags() function.
*/
var src = this.readWordByMode(opCode);
var src = this.readDstWord(opCode);
if (!src) {
this.flagN = 0; // NZVC
this.flagZ = 0;
@ -1169,7 +1115,7 @@ PDP11.opHALT = function(opCode)
*/
PDP11.opINC = function(opCode)
{
this.updateWordByMode(opCode, 1, PDP11.fnINC);
this.updateDstWord(opCode, 1, PDP11.fnINC);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1181,7 +1127,7 @@ PDP11.opINC = function(opCode)
*/
PDP11.opINCB = function(opCode)
{
this.updateByteByMode(opCode, 1, PDP11.fnINCB);
this.updateDstByte(opCode, 1, PDP11.fnINCB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1211,12 +1157,11 @@ PDP11.opJMP = function(opCode)
{
/*
* Since JMP and JSR opcodes have their own unique timings for the various dst modes, we must snapshot
* nStepCycles before decoding the mode, and then use that to update nStepCycles. Moreover, we must use
* srcMode rather than dstMode, because JMP does not WRITE the dst operand; it merely READs it.
* nStepCycles before decoding the mode, and then use that to update nStepCycles.
*/
var nSnapCycles = this.nStepCycles;
this.setPC(this.getVirtualByMode(opCode, PDP11.ACCESS.VIRT));
this.nStepCycles = nSnapCycles - PDP11.JMP_CYCLES[this.srcMode];
this.setPC(this.readDstAddr(opCode));
this.nStepCycles = nSnapCycles - PDP11.JMP_CYCLES[this.dstMode];
};
PDP11.JSR_CYCLES = [
@ -1233,20 +1178,19 @@ PDP11.opJSR = function(opCode)
{
/*
* Since JMP and JSR opcodes have their own unique timings for the various dst modes, we must snapshot
* nStepCycles before decoding the mode, and then use that to update nStepCycles. Moreover, we must use
* srcMode rather than dstMode, because JSR does not WRITE the dst operand; it merely READs it.
* nStepCycles before decoding the mode, and then use that to update nStepCycles.
*/
var nSnapCycles = this.nStepCycles;
/*
* TODO: Determine whether or not the SRCMODE operand (regsGen[reg]) should be snapped BEFORE or AFTER we
* decode the DSTMODE operand. Doing it AFTER seems a bit risky.
*/
var addr = this.getVirtualByMode(opCode, PDP11.ACCESS.VIRT);
var addr = this.readDstAddr(opCode);
var reg = (opCode >> PDP11.SRCMODE.SHIFT) & PDP11.OPREG.MASK;
this.pushWord(this.regsGen[reg]);
this.regsGen[reg] = this.getPC();
this.setPC(addr);
this.nStepCycles = nSnapCycles - PDP11.JSR_CYCLES[this.srcMode];
this.nStepCycles = nSnapCycles - PDP11.JSR_CYCLES[this.dstMode];
};
/**
@ -1310,9 +1254,9 @@ PDP11.opMOV = function(opCode)
* Since MOV opcodes have their own unique timings for the various dst modes, we must snapshot
* nStepCycles after decoding the src mode, and then use that to update nStepCycles.
*/
var data = this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT);
var data = this.readSrcWord(opCode);
var nSnapCycles = this.nStepCycles;
this.updateNZVFlags(this.writeWordByMode(opCode, data));
this.updateNZVFlags(this.writeDstWord(opCode, data));
this.nStepCycles = nSnapCycles - PDP11.MOV_CYCLES[(this.srcMode? 8 : 0) + this.dstMode] + (this.dstReg == 7 && !this.dstMode? 2 : 0);
};
@ -1324,8 +1268,8 @@ PDP11.opMOV = function(opCode)
*/
PDP11.opMOVB = function(opCode)
{
var data = this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT);
this.updateNZVFlags(this.writeByteByMode(opCode, data, PDP11.WRITE.SIGNEXT) << 8);
var data = this.readSrcByte(opCode);
this.updateNZVFlags(this.writeDstByte(opCode, data, PDP11.WRITE.SIGNEXT) << 8);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -1379,7 +1323,7 @@ PDP11.opMTPI = function(opCode)
*/
PDP11.opMUL = function(opCode)
{
var src = this.readWordByMode(opCode);
var src = this.readDstWord(opCode);
var reg = (opCode >> 6) & 7;
if (src & 0x8000) src |= ~0xffff;
var dst = this.regsGen[reg];
@ -1399,7 +1343,7 @@ PDP11.opMUL = function(opCode)
*/
PDP11.opNEG = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnNEG);
this.updateDstWord(opCode, 0, PDP11.fnNEG);
this.nStepCycles -= (this.dstMode? (10 + 1) : (5 + 1));
};
@ -1411,7 +1355,7 @@ PDP11.opNEG = function(opCode)
*/
PDP11.opNEGB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnNEGB);
this.updateDstByte(opCode, 0, PDP11.fnNEGB);
this.nStepCycles -= (this.dstMode? (10 + 1) : (5 + 1));
};
@ -1450,7 +1394,7 @@ PDP11.opRESET = function(opCode)
*/
PDP11.opROL = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnROL);
this.updateDstWord(opCode, 0, PDP11.fnROL);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1462,7 +1406,7 @@ PDP11.opROL = function(opCode)
*/
PDP11.opROLB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnROLB);
this.updateDstByte(opCode, 0, PDP11.fnROLB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1474,7 +1418,7 @@ PDP11.opROLB = function(opCode)
*/
PDP11.opROR = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnROR);
this.updateDstWord(opCode, 0, PDP11.fnROR);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1486,7 +1430,7 @@ PDP11.opROR = function(opCode)
*/
PDP11.opRORB = function(opCode)
{
this.updateByteByMode(opCode, 0, PDP11.fnRORB);
this.updateDstByte(opCode, 0, PDP11.fnRORB);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.dstAddr & 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1545,7 +1489,7 @@ PDP11.opRTT = function(opCode)
*/
PDP11.opSBC = function(opCode)
{
this.updateWordByMode(opCode, this.getCF()? 1 : 0, PDP11.fnSUB);
this.updateDstWord(opCode, this.getCF()? 1 : 0, PDP11.fnSUB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1557,7 +1501,7 @@ PDP11.opSBC = function(opCode)
*/
PDP11.opSBCB = function(opCode)
{
this.updateByteByMode(opCode, this.getCF()? 1 : 0, PDP11.fnSUBB);
this.updateDstByte(opCode, this.getCF()? 1 : 0, PDP11.fnSUBB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1670,7 +1614,7 @@ PDP11.opSPL = function(opCode)
*/
PDP11.opSUB = function(opCode)
{
this.updateWordByMode(opCode, this.readWordByMode(opCode >> PDP11.SRCMODE.SHIFT), PDP11.fnSUB);
this.updateDstWord(opCode, this.readSrcWord(opCode), PDP11.fnSUB);
this.nStepCycles -= (this.dstMode? (8 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 2) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -1682,7 +1626,7 @@ PDP11.opSUB = function(opCode)
*/
PDP11.opSWAB = function(opCode)
{
this.updateWordByMode(opCode, 0, PDP11.fnSWAB);
this.updateDstWord(opCode, 0, PDP11.fnSWAB);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1694,7 +1638,7 @@ PDP11.opSWAB = function(opCode)
*/
PDP11.opSXT = function(opCode)
{
this.updateNZVFlags(this.writeWordByMode(opCode, this.getNF? 0xffff : 0));
this.updateNZVFlags(this.writeDstWord(opCode, this.getNF? 0xffff : 0));
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
@ -1718,14 +1662,10 @@ PDP11.opTRAP = function(opCode)
*/
PDP11.opTST = function(opCode)
{
/*
* NOTE: Because readWordByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var result = this.readWordByMode(opCode);
var result = this.readDstWord(opCode);
this.assert(!(result & ~0xffff)); // assert that C flag will be clear
this.updateAllFlags(result);
this.nStepCycles -= (this.srcMode? (3 + 1) : (2 + 1) + (this.srcReg == 7? 2 : 0));
this.nStepCycles -= (this.dstMode? (3 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
/**
@ -1736,14 +1676,10 @@ PDP11.opTST = function(opCode)
*/
PDP11.opTSTB = function(opCode)
{
/*
* NOTE: Because readByteByMode() is being used to READ (not WRITE) the DSTMODE field of opCode,
* this.srcMode and this.srcReg must be used instead of this.dstMode and this.dstReg.
*/
var result = this.readByteByMode(opCode);
var result = this.readDstByte(opCode);
this.assert(!(result & ~0xff)); // assert that C flag will be clear
this.updateAllFlags(result << 8);
this.nStepCycles -= (this.srcMode? (3 + 1) : (2 + 1) + (this.srcReg == 7? 2 : 0));
this.nStepCycles -= (this.dstMode? (3 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};
/**
@ -1794,7 +1730,7 @@ PDP11.opWAIT = function(opCode)
*/
PDP11.opXOR = function(opCode)
{
this.updateWordByMode(opCode, this.readWordByMode((opCode & PDP11.SRCMODE.REG) >> PDP11.SRCMODE.SHIFT), PDP11.fnXOR);
this.updateDstWord(opCode, this.readSrcWord(opCode), PDP11.fnXOR);
this.nStepCycles -= (this.dstMode? (8 + 1) : (2 + 1) + (this.dstReg == 7? 2 : 0));
};

241
modules/pdp11/lib/cpustate.js
View file

@ -172,13 +172,13 @@ CPUStatePDP11.prototype.initRegs = function()
this.opFlags = 0;
/*
* srcMode and srcReg are set by getVirtualByMode() for reads, and dstMode and dstReg are set for writes/updates.
* indicating to the opcode handlers the mode(s) and register(s) used as part of the current opcode, so that they
* can calculate the correct number of cycles. dstAddr is set for byte operations that also need to know the
* effective address for their cycle calculation.
* srcMode and srcReg are set by SRCMODE decodes, and dstMode and dstReg are set for DSTMODE decodes,
* indicating to the opcode handlers the mode(s) and register(s) used as part of the current opcode, so
* that they can calculate the correct number of cycles. dstAddr is set for byte operations that also
* need to know the effective address for their cycle calculation.
*/
this.srcMode = this.dstMode = this.dstAddr = 0;
this.srcReg = this.dstReg = 0;
this.srcMode = this.srcReg = 0;
this.dstMode = this.dstReg = this.dstAddr = 0;
this.cpuType = 70;
this.trapPSW = -1;
@ -1281,9 +1281,9 @@ CPUStatePDP11.prototype.pushWord = function(data)
/**
* getVirtualByMode(addressMode, accessFlags)
* getVirtual(mode, reg, accessFlags)
*
* getVirtualByMode() maps a six bit operand to a 17 bit I/D virtual address space.
* getVirtual() maps a six bit operand to a 17 bit I/D virtual address space.
*
* Instruction operands are six bits in length - three bits for the mode and three
* for the register. The 17th I/D bit in the resulting virtual address represents
@ -1305,24 +1305,16 @@ CPUStatePDP11.prototype.pushWord = function(data)
* if a page fault occurs.
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} mode
* @param {number} reg
* @param {number} accessFlags
* @return {number}
*/
CPUStatePDP11.prototype.getVirtualByMode = function(addressMode, accessFlags)
CPUStatePDP11.prototype.getVirtual = function(mode, reg, accessFlags)
{
var virtualAddress, stepSize;
var addrDSpace = (accessFlags & PDP11.ACCESS.VIRT)? 0 : this.addrDSpace;
var mode = (addressMode >> 3) & 7;
var reg = addressMode & PDP11.OPREG.MASK;
if (accessFlags & PDP11.ACCESS.WRITE) {
this.dstMode = mode; this.dstReg = reg;
} else {
this.srcMode = mode; this.srcReg = reg;
}
/*
* Modes that need to auto-increment or auto-decrement will break, in order to perform the
* update; others will return an address immediately.
@ -1331,7 +1323,7 @@ CPUStatePDP11.prototype.getVirtualByMode = function(addressMode, accessFlags)
/*
* Mode 0: Registers don't have a virtual address, so trap.
*
* NOTE: Most instruction code paths never call getVirtualByMode() when the mode is zero;
* NOTE: Most instruction code paths never call getVirtual() when the mode is zero;
* JMP and JSR instructions are exceptions, but that's OK, because those are documented to
* "cause an 'illegal' instruction" condition", which we interpret to mean a BUS_ERROR trap.
*/
@ -1447,31 +1439,31 @@ CPUStatePDP11.prototype.getVirtualByMode = function(addressMode, accessFlags)
};
/**
* getAddrPhysical(addressMode, accessFlags)
* getAddrPhysical(mode, reg, accessFlags)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} mode
* @param {number} reg
* @param {number} accessFlags
* @return {number}
*/
CPUStatePDP11.prototype.getAddrPhysical = function(addressMode, accessFlags)
CPUStatePDP11.prototype.getAddrPhysical = function(mode, reg, accessFlags)
{
this.assert(addressMode & PDP11.OPMODE.MASK);
return this.getVirtualByMode(addressMode, accessFlags);
return this.getVirtual(mode, reg, accessFlags);
};
/**
* getAddrVirtual(addressMode, accessFlags)
* getAddrVirtual(mode, reg, accessFlags)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} mode
* @param {number} reg
* @param {number} accessFlags
* @return {number}
*/
CPUStatePDP11.prototype.getAddrVirtual = function(addressMode, accessFlags)
CPUStatePDP11.prototype.getAddrVirtual = function(mode, reg, accessFlags)
{
this.assert(addressMode & PDP11.OPMODE.MASK);
return this.mapVirtualToPhysical(this.getVirtualByMode(addressMode, accessFlags), accessFlags);
return this.mapVirtualToPhysical(this.getVirtual(mode, reg, accessFlags), accessFlags);
};
/**
@ -1485,16 +1477,16 @@ CPUStatePDP11.prototype.getAddrVirtual = function(addressMode, accessFlags)
CPUStatePDP11.prototype.readWordFromPrevSpace = function(opCode, accessFlags)
{
var src;
if (!(opCode & PDP11.OPMODE.MASK)) {
this.srcMode = 0;
var reg = this.srcReg = opCode & PDP11.OPREG.MASK;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
if (reg != 6 || ((this.regPSW >> 2) & PDP11.PSW.PMODE) === (this.regPSW & PDP11.PSW.PMODE)) {
src = this.regsGen[reg];
} else {
src = this.regsAltStack[(this.regPSW >> 12) & 3];
}
} else {
var addr = this.getVirtualByMode(opCode, PDP11.ACCESS.READ_WORD);
var addr = this.getVirtual(mode, reg, PDP11.ACCESS.READ_WORD);
if (!(accessFlags & PDP11.ACCESS.DSPACE)) {
if ((this.regPSW & 0xf000) !== 0xf000) addr &= 0xffff;
}
@ -1518,16 +1510,16 @@ CPUStatePDP11.prototype.writeWordToPrevSpace = function(opCode, accessFlags, dat
if (!(this.regMMR0 & 0xe000)) {
this.regMMR1 = 0x16;
}
if (!(opCode & PDP11.OPMODE.MASK)) {
this.dstMode = 0;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
if (reg != 6 || ((this.regPSW >> 2) & PDP11.PSW.PMODE) === (this.regPSW & PDP11.PSW.PMODE)) {
this.regsGen[reg] = data;
} else {
this.regsAltStack[(this.regPSW >> 12) & 3] = data;
}
} else {
var addr = this.getVirtualByMode(opCode, PDP11.ACCESS.WRITE_WORD);
var addr = this.getVirtual(mode, reg, PDP11.ACCESS.WRITE_WORD);
if (!(accessFlags & PDP11.ACCESS.DSPACE)) addr &= 0xffff;
this.mmuMode = (this.regPSW >> 12) & 3;
addr = this.mapVirtualToPhysical(addr | (accessFlags & PDP11.ACCESS.DSPACE), PDP11.ACCESS.WRITE);
@ -1537,124 +1529,161 @@ CPUStatePDP11.prototype.writeWordToPrevSpace = function(opCode, accessFlags, dat
};
/**
* readWordByMode(addressMode)
* readSrcByte(opCode)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} opCode
* @return {number}
*/
CPUStatePDP11.prototype.readWordByMode = function(addressMode)
CPUStatePDP11.prototype.readSrcByte = function(opCode)
{
var result;
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.srcMode = 0;
result = this.regsGen[this.srcReg = addressMode & PDP11.OPREG.MASK];
opCode >>= PDP11.SRCMODE.SHIFT;
var reg = this.srcReg = opCode & PDP11.OPREG.MASK;
var mode = this.srcMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
result = this.regsGen[reg] & 0xff;
} else {
result = this.readWordFromPhysical(this.getAddr(addressMode, PDP11.ACCESS.READ_WORD));
result = this.readByteFromPhysical(this.getAddr(mode, reg, PDP11.ACCESS.READ_BYTE));
}
return result;
};
/**
* readByteByMode(addressMode)
* readSrcWord(opCode)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} opCode
* @return {number}
*/
CPUStatePDP11.prototype.readByteByMode = function(addressMode)
CPUStatePDP11.prototype.readSrcWord = function(opCode)
{
var result;
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.srcMode = 0;
result = this.regsGen[this.srcReg = addressMode & PDP11.OPREG.MASK] & 0xff;
opCode >>= PDP11.SRCMODE.SHIFT;
var reg = this.srcReg = opCode & PDP11.OPREG.MASK;
var mode = this.srcMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
result = this.regsGen[reg];
} else {
result = this.readByteFromPhysical(this.getAddr(addressMode, PDP11.ACCESS.READ_BYTE));
result = this.readWordFromPhysical(this.getAddr(mode, reg, PDP11.ACCESS.READ_WORD));
}
return result;
};
/**
* updateWordByMode(addressMode, src, fnOp)
*
* Used whenever the dst operand (as described by addressMode) DOES need to be read before writing.
* readDstAddr(opCode)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} src
* @param {function(number,number)} fnOp
* @param {number} opCode
* @return {number}
*/
CPUStatePDP11.prototype.updateWordByMode = function(addressMode, src, fnOp)
CPUStatePDP11.prototype.readDstAddr = function(opCode)
{
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.dstMode = 0;
var reg = this.dstReg = addressMode & PDP11.OPREG.MASK;
this.regsGen[reg] = fnOp.call(this, src, this.regsGen[reg]);
} else {
var addr = this.getAddr(addressMode, PDP11.ACCESS.UPDATE_WORD);
this.writeWordToPhysical(addr, fnOp.call(this, src, this.readWordFromPhysical(addr)));
}
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
return this.getVirtual(mode, reg, PDP11.ACCESS.VIRT);
};
/**
* updateByteByMode(addressMode, src, fnOp)
*
* Used whenever the dst operand (as described by addressMode) DOES need to be read before writing.
* readDstByte(opCode)
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} opCode
* @return {number}
*/
CPUStatePDP11.prototype.readDstByte = function(opCode)
{
var result;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
result = this.regsGen[reg] & 0xff;
} else {
result = this.readByteFromPhysical(this.getAddr(mode, reg, PDP11.ACCESS.READ_BYTE));
}
return result;
};
/**
* readDstWord(opCode)
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @return {number}
*/
CPUStatePDP11.prototype.readDstWord = function(opCode)
{
var result;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
result = this.regsGen[reg];
} else {
result = this.readWordFromPhysical(this.getAddr(mode, reg, PDP11.ACCESS.READ_WORD));
}
return result;
};
/**
* updateDstByte(opCode, src, fnOp)
*
* Used whenever the dst operand (as described by opCode) needs to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @param {number} src
* @param {function(number,number)} fnOp
*/
CPUStatePDP11.prototype.updateByteByMode = function(addressMode, src, fnOp)
CPUStatePDP11.prototype.updateDstByte = function(opCode, src, fnOp)
{
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.dstMode = 0;
var reg = this.dstReg = addressMode & PDP11.OPREG.MASK;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
this.regsGen[reg] = (this.regsGen[reg] & 0xff00) | fnOp.call(this, src, this.regsGen[reg]);
} else {
var addr = this.dstAddr = this.getAddr(addressMode, PDP11.ACCESS.UPDATE_BYTE);
var addr = this.dstAddr = this.getAddr(mode, reg, PDP11.ACCESS.UPDATE_BYTE);
this.writeByteToPhysical(addr, fnOp.call(this, src, this.readByteFromPhysical(addr)));
}
};
/**
* writeWordByMode(addressMode, data)
* updateDstWord(opCode, src, fnOp)
*
* Used whenever the dst operand (as described by addressMode) does NOT need to be read before writing.
* Used whenever the dst operand (as described by opCode) needs to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} data
* @return {number}
* @param {number} opCode
* @param {number} src
* @param {function(number,number)} fnOp
*/
CPUStatePDP11.prototype.writeWordByMode = function(addressMode, data)
CPUStatePDP11.prototype.updateDstWord = function(opCode, src, fnOp)
{
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.dstMode = 0;
this.regsGen[this.dstReg = addressMode & PDP11.OPREG.MASK] = data & 0xffff;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
this.regsGen[reg] = fnOp.call(this, src, this.regsGen[reg]);
} else {
this.writeWordToPhysical(this.getAddr(addressMode, PDP11.ACCESS.WRITE_WORD), data);
var addr = this.getAddr(mode, reg, PDP11.ACCESS.UPDATE_WORD);
this.writeWordToPhysical(addr, fnOp.call(this, src, this.readWordFromPhysical(addr)));
}
return data;
};
/**
* writeByteByMode(addressMode, data, writeFlags)
* writeDstByte(opCode, data, writeFlags)
*
* Used whenever the dst operand (as described by addressMode) does NOT need to be read before writing.
* Used whenever the dst operand (as described by opCode) does NOT need to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} addressMode
* @param {number} opCode
* @param {number} data
* @param {number} [writeFlags]
* @return {number}
*/
CPUStatePDP11.prototype.writeByteByMode = function(addressMode, data, writeFlags)
CPUStatePDP11.prototype.writeDstByte = function(opCode, data, writeFlags)
{
if (!(addressMode & PDP11.OPMODE.MASK)) {
this.dstMode = 0;
var reg = this.dstReg = addressMode & PDP11.OPREG.MASK;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
if (!data) {
this.regsGen[reg] &= ~0xff; // TODO: Profile to determine if this is a win
} else if (writeFlags & PDP11.WRITE.SIGNEXT) {
@ -1663,7 +1692,29 @@ CPUStatePDP11.prototype.writeByteByMode = function(addressMode, data, writeFlags
this.regsGen[reg] = (this.regsGen[reg] & ~0xff) | (data & 0xff);
}
} else {
this.writeByteToPhysical(this.getAddr(addressMode, PDP11.ACCESS.WRITE_BYTE), data);
this.writeByteToPhysical(this.getAddr(mode, reg, PDP11.ACCESS.WRITE_BYTE), data);
}
return data;
};
/**
* writeDstWord(opCode, data)
*
* Used whenever the dst operand (as described by opCode) does NOT need to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @param {number} data
* @return {number}
*/
CPUStatePDP11.prototype.writeDstWord = function(opCode, data)
{
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
this.regsGen[reg] = data & 0xffff;
} else {
this.writeWordToPhysical(this.getAddr(mode, reg, PDP11.ACCESS.WRITE_WORD), data);
}
return data;
};

15
modules/pdp11/lib/debugger.js
View file

@ -589,6 +589,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, false, 1);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
b = this.bus.getByteDirect(addr);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -610,6 +613,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, false, 2);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
w = this.bus.getWordDirect(addr);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -630,6 +636,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, true, 1);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
this.bus.setByteDirect(addr, b);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -650,6 +659,9 @@ if (DEBUGGER) {
var addr = this.getAddr(dbgAddr, true, 2);
if (addr !== PDP11.ADDR_INVALID) {
this.nDisableMessages++;
/*
* TODO: We also need a Bus interface to disable fnAccess() calls that could trigger a trap()
*/
this.bus.setWordDirect(addr, w);
this.nDisableMessages--;
if (inc) this.incAddr(dbgAddr, inc);
@ -3425,7 +3437,7 @@ if (DEBUGGER) {
}
}
}
addr--;
addr -= 2;
}
dbgAddr.addr = addrOrig;
return sCall;
@ -3463,6 +3475,7 @@ if (DEBUGGER) {
* wrap the offset around the end of the segment, we must also check the addr property to detect the wrap.
*/
if (dbgAddrStack.addr == null || !cTests--) break;
if (dbgAddrCall.addr & 0x1) continue; // an odd address on the PDP-11 is not a valid instruction boundary
sCall = this.getCall(dbgAddrCall);
if (sCall) break;
}

3
modules/pdp11/lib/defines.js
View file

@ -189,7 +189,8 @@ var PDP11 = {
PREDECD: 0x28, // AUTO-DECREMENT DEFERRED (register decremented, register is address of address of operand)
INDEX: 0x30, // INDEX (register + next word is address of operand)
INDEXD: 0x38, // INDEX DEFERRED (register + next word is address of address of operand)
MASK: 0x38
MASK: 0x38,
SHIFT: 3
},
DSTMODE: {
REG: 0x0007,

432
versions/pdp11/1.30.0/pdp11-dbg.js
View file

@ -1,229 +1,229 @@
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function Db(a,b,c){var d=!1,f=this.controller,e=f.Ra[a];if(e)if(e[1])e[1](b,c),d=!0;else{if(e[3]){a=e[2]?e[2](c):0;if(c&1)e[3](a&255|b<<8,c&-2);else e[3](a&-256|b,c);d=!0}}else c&1&&(e=f.Ra[a&-2])&&e[3]&&(c&=-2,a=e[2]?e[2](c):0,e[3](a&255|b<<8,c),d=!0);d?this.i&&F(this.i,64)&&E(this.i,e[5]+".writeByte("+J(this.i,c)+","+J(this.i,b)+")",!0,!0):(f.Kb(c|4186112,b,1),this.i&&F(this.i,64)&&E(this.i,"warning: unconverted write access to byte @"+J(this.i,c)+": "+J(this.i,b)))}
function Eb(a,b){var c=-1,d=this.controller;(a=d.Ra[a])&&(a[2]?c=a[2](b):a[0]&&(c=a[0](b)|a[0](b+1)<<8));if(0<=c)return this.i&&F(this.i,64)&&E(this.i,a[5]+".readWord("+J(this.i,b)+"): "+J(this.i,c),!0,!0),c;c=d.Kb(b|4186112,-1,0);this.i&&F(this.i,64)&&E(this.i,"warning: unconverted read access to word @"+J(this.i,b)+": "+J(this.i,c));return c}
function Fb(a,b,c){var d=!1,f=this.controller;if(a=f.Ra[a])a[3]?(a[3](b,c),d=!0):a[1]&&(a[1](b&255,c),a[1](b>>8,c+1),d=!0);d?this.i&&F(this.i,64)&&E(this.i,a[5]+".writeWord("+J(this.i,c)+","+J(this.i,b)+")",!0,!0):(f.Kb(c|4186112,b,0),this.i&&F(this.i,64)&&E(this.i,"warning: unconverted write access to word @"+J(this.i,c)+": "+J(this.i,b)))}k=Ab.prototype;k.reset=function(){this.F&&this.F()};
k.Jc=function(a,b,c){this.i&&F(this.i,64)&&E(this.i,"warning: unrecognized access("+J(this.i,a)+","+J(this.i,b)+","+c+")");return 0};k.Ka=function(a,b){b||this.reset();return!0};
function Gb(a,b,c,d,f){for(var e=b,g=c,h=e>>>a.Z;0<g&&h<a.N.length;){var l=a.N[h],m=h*a.Da,n=a.Da-(e-m);n>g&&(n=g);if(l&&l.size){if(l.type==d&&l.controller==f){if(e+g<=l.B)return l.Vb+=l.B-e,l.B=e,!0;if(e>=l.B+l.Vb){n=l.size-(e-m);n>g&&(n=g);l.Vb=e-l.B+n;e=m+a.Da;g-=n;h++;continue}}return Ib(1,e,g)}e=new I(e,n,a.Da,d,f);Bb(e,a.i,l);a.N[h++]=e;e=m+a.Da;g-=n}return 0>=g?(a.status(Math.floor(c/1024)+"Kb "+Jb[d]+" at "+p(b,8,!0)),!0):Ib(2,b,c)}
k.rb=function(a){return this.N[(a&this.j)>>>this.Z].vb(a&this.f,a)};k.Ia=function(a){var b=a&this.f,c=(a&this.j)>>>this.Z;return b!=this.f?this.N[c].Cc(b,a):this.N[c++].vb(b,a)|this.N[c&this.C].vb(0,a+1)<<8};function Kb(a,b){var c=b&a.f,d=(b&a.j)>>>a.Z;return c!=a.f?a.N[d].lc(c,b):a.N[d++].Ob(c,b)|a.N[d&a.C].Ob(0,b+1)<<8}k.Sb=function(a,b){this.N[(a&this.j)>>>this.Z].Bb(a&this.f,b&255,a)};
k.nb=function(a,b){var c=a&this.f,d=(a&this.j)>>>this.Z;c!=this.f?this.N[d].Ic(c,b&65535,a):(this.N[d++].Bb(c,b&255,a),this.N[d&this.C].Bb(0,b>>8&255,a+1))};function Lb(a){for(var b=0,c=[],d=0;d<a.w;d++){var f=a.N[d];if(f.Va||f.Pc){c[b++]=d;var e=b++;if(f=f.save()){for(var g=0,h=0,l=[];g<f.length;){for(var m=f[g],n=g+1;n<f.length&&f[n]===m;)n++;l[h++]=n-g;l[h++]=m;g=n}l.length<f.length&&(f=l)}c[e]=f}}return c}
function Mb(a,b,c){for(var d in c)for(var f=c[d],e=f[0]?f[0].bind(b):null,g=f[1]?f[1].bind(b):null,h=f[2]?f[2].bind(b):null,l=f[3]?f[3].bind(b):null,m=a,n=+d,f=f[4],r=+d;r<=n;r+=2){var q=r&8191;void 0!==m.Ra[q]?t("I/O address already registered: "+p(r,8,!0)):m.Ra[q]=[e,g,h,l,!1,f||"unknown"]}}function Nb(a,b,c){a.F=b;a.Kb=c}function Ib(a,b,c){t("Memory block error ("+a+": "+p(b)+","+p(c)+")");return!1}
function Ob(a){w.call(this,"Device",a,Ob);this.j={data:0,yd:0,sb:20,pd:0};this.f={M:0,qc:-1};this.C={Qb:2496,oa:0,R:128,Rb:0,Pb:0,va:0,Dc:0,ra:[],eb:[406,406,406,406],$:[12,12,12,12]};this.w={M:129,Hb:0,fa:0,Xa:0,Sa:0,bb:0,ra:[],$:[40,40,40,40],eb:[1024,1024,512,512],Lc:[157,157,29,29]};this.A={b:[8210,8208,8210,8226],$:[22,22,22,50],cb:[19,19,19,32],ec:[815,411,815,630],ra:[],T:2176,yb:0,wb:0,Fa:[0,0,0,0,0,0,0,0],Ea:0,ta:[4544,4544,4544,4544,4544,4544,4544,4544],xb:[0,0,0,0,0,0,0,0],mb:0,md:[0,0,
0,0,0,0,0,0],Ec:0,Fc:[0,0,0,0,0,0,0,0],K:[0,0,0,0,0,0,0,0],nd:[1,2,3,4,5,6,7,8],Gc:[0,0,0,0,0,0,0,0],Qa:[0,0,0,0,0,0,0,0],dc:[0,0,0,0,0,0,0,0],kd:[0,0,0,0,0,0,0,0],ld:[0,0,0,0,0,0,0,0],hd:[0,0,0,0,0,0,0,0],jd:[0,0,0,0,0,0,0,0],ab:0,oc:0}}y(Ob);
var Pb=[4127,448,4191,450,4383,452,2591,454,21983,32768,65534,13791,16384,65534,770,2719,454,2591,65534,257,0,2566,33028,34051,33282,1281,33537,0,2758,32771,770,1025,1793,0,3078,33794,34305,513,0,5574,43690,4480,4097,4162,4227,4292,4357,57665,1281,769,0,3138,34305,1281,0,24707,2691,2627,24769,34561,1793,0,3076,20739,24899,2691,34562,2753,1281,0,2624,33537,0,16385,24641,1537,1793,0,193,8279,21589,516,12549,1538,2629,513,0,38336,65281,32769,0,32258,2561,2689,32258,3008,514,3009,769,0,5574,510,2551,
Function.prototype.bind||(Function.prototype.bind=function(a){function b(){return e.apply(this instanceof c&&a?this:a,d.concat(Array.prototype.slice.call(arguments)))}function c(){}if("function"!=typeof this)throw new TypeError("Function.prototype.bind: non-callable object");var d=Array.prototype.slice.call(arguments,1),e=this;c.prototype=this.prototype;b.prototype=new c;return b});
var xb="undefined"!==typeof ArrayBuffer,H={cpu:1,trap:16,bus:64,mem:128,keyboard:65536,key:131072,disk:2097152,serial:8388608,speaker:33554432,computer:67108864,log:268435456,warn:536870912,buffer:1073741824,halt:-2147483648};function yb(a){w.call(this,"Panel",a,yb)}y(yb);k=yb.prototype;k.pa=function(a,b,c,d){return this.C&&this.C.pa(a,b,c,d)||this.b&&this.b.pa(a,b,c,d)||this.j&&this.j.pa(a,b,c,d)?!0:this.parent.pa.call(this,a,b,c,d)};k.Oa=function(a,b,c,d){this.C=a;this.G=b;this.b=c;this.j=d};
k.Ka=function(a,b){b||zb();return!0};k.Ja=function(){return!0};k.Ga=function(){};function zb(){for(var a=!1,b=D(document,"pdp11","panel"),c=0;c<b.length;c++){var d=b[c],e=B(d),f=db(e.id);f||(a=!0,f=new yb(e));fb(f,d);a&&G(f)}}La(zb);
function Ab(a,b,c){w.call(this,"Bus",a,Ab,64);this.b=b;this.j=c;this.H=a.busWidth||16;this.B=Math.pow(2,this.H);this.g=this.B-1|0;this.$=(this.H>>1)+2;10>this.$&&(this.$=10);15<this.$&&(this.$=15);this.Da=1<<this.$;this.I=this.Da>>2;this.f=this.Da-1;this.w=this.B/this.Da|0;this.C=this.w-1;this.Ra=[];this.F=null;this.Kb=this.Jc;a=new I;Bb(a,this.j);this.N=Array(this.w);for(b=0;b<this.w;b++)this.N[b]=a;this.Eb=Array(4);this.Eb[0]=Cb;this.Eb[1]=Db;this.Eb[2]=Eb;this.Eb[3]=Fb;Gb(this,this.B-8192,8192,
Hb,this);Gb(this,57344,8192,Hb,this);G(this)}y(Ab);function Cb(a,b){var c=-1,d=this.controller,e=d.Ra[a];e?e[0]?c=e[0](b):e[2]&&(c=b&1?e[2](b&-2)>>8:e[2](b)&255):b&1&&(e=d.Ra[a&-2])&&e[2]&&(c=e[2](b&-2)>>8);if(0<=c)return this.j&&F(this.j,64)&&E(this.j,e[5]+".readByte("+J(this.j,b)+"): "+J(this.j,c),!0,!0),c;c=d.Kb(b|4186112,-1,1);this.j&&F(this.j,64)&&E(this.j,"warning: unconverted read access to byte @"+J(this.j,b)+": "+J(this.j,c));return c}
function Db(a,b,c){var d=!1,e=this.controller,f=e.Ra[a];if(f)if(f[1])f[1](b,c),d=!0;else{if(f[3]){a=f[2]?f[2](c):0;if(c&1)f[3](a&255|b<<8,c&-2);else f[3](a&-256|b,c);d=!0}}else c&1&&(f=e.Ra[a&-2])&&f[3]&&(c&=-2,a=f[2]?f[2](c):0,f[3](a&255|b<<8,c),d=!0);d?this.j&&F(this.j,64)&&E(this.j,f[5]+".writeByte("+J(this.j,c)+","+J(this.j,b)+")",!0,!0):(e.Kb(c|4186112,b,1),this.j&&F(this.j,64)&&E(this.j,"warning: unconverted write access to byte @"+J(this.j,c)+": "+J(this.j,b)))}
function Eb(a,b){var c=-1,d=this.controller;(a=d.Ra[a])&&(a[2]?c=a[2](b):a[0]&&(c=a[0](b)|a[0](b+1)<<8));if(0<=c)return this.j&&F(this.j,64)&&E(this.j,a[5]+".readWord("+J(this.j,b)+"): "+J(this.j,c),!0,!0),c;c=d.Kb(b|4186112,-1,0);this.j&&F(this.j,64)&&E(this.j,"warning: unconverted read access to word @"+J(this.j,b)+": "+J(this.j,c));return c}
function Fb(a,b,c){var d=!1,e=this.controller;if(a=e.Ra[a])a[3]?(a[3](b,c),d=!0):a[1]&&(a[1](b&255,c),a[1](b>>8,c+1),d=!0);d?this.j&&F(this.j,64)&&E(this.j,a[5]+".writeWord("+J(this.j,c)+","+J(this.j,b)+")",!0,!0):(e.Kb(c|4186112,b,0),this.j&&F(this.j,64)&&E(this.j,"warning: unconverted write access to word @"+J(this.j,c)+": "+J(this.j,b)))}k=Ab.prototype;k.reset=function(){this.F&&this.F()};
k.Jc=function(a,b,c){this.j&&F(this.j,64)&&E(this.j,"warning: unrecognized access("+J(this.j,a)+","+J(this.j,b)+","+c+")");return 0};k.Ka=function(a,b){b||this.reset();return!0};
function Gb(a,b,c,d,e){for(var f=b,g=c,h=f>>>a.$;0<g&&h<a.N.length;){var l=a.N[h],m=h*a.Da,n=a.Da-(f-m);n>g&&(n=g);if(l&&l.size){if(l.type==d&&l.controller==e){if(f+g<=l.A)return l.Vb+=l.A-f,l.A=f,!0;if(f>=l.A+l.Vb){n=l.size-(f-m);n>g&&(n=g);l.Vb=f-l.A+n;f=m+a.Da;g-=n;h++;continue}}return Ib(1,f,g)}f=new I(f,n,a.Da,d,e);Bb(f,a.j,l);a.N[h++]=f;f=m+a.Da;g-=n}return 0>=g?(a.status(Math.floor(c/1024)+"Kb "+Jb[d]+" at "+p(b,8,!0)),!0):Ib(2,b,c)}
k.kb=function(a){return this.N[(a&this.g)>>>this.$].vb(a&this.f,a)};k.Ia=function(a){var b=a&this.f,c=(a&this.g)>>>this.$;return b!=this.f?this.N[c].Cc(b,a):this.N[c++].vb(b,a)|this.N[c&this.C].vb(0,a+1)<<8};function Kb(a,b){var c=b&a.f,d=(b&a.g)>>>a.$;return c!=a.f?a.N[d].lc(c,b):a.N[d++].Ob(c,b)|a.N[d&a.C].Ob(0,b+1)<<8}k.Sb=function(a,b){this.N[(a&this.g)>>>this.$].Bb(a&this.f,b&255,a)};
k.ob=function(a,b){var c=a&this.f,d=(a&this.g)>>>this.$;c!=this.f?this.N[d].Ic(c,b&65535,a):(this.N[d++].Bb(c,b&255,a),this.N[d&this.C].Bb(0,b>>8&255,a+1))};function Lb(a){for(var b=0,c=[],d=0;d<a.w;d++){var e=a.N[d];if(e.Va||e.Pc){c[b++]=d;var f=b++;if(e=e.save()){for(var g=0,h=0,l=[];g<e.length;){for(var m=e[g],n=g+1;n<e.length&&e[n]===m;)n++;l[h++]=n-g;l[h++]=m;g=n}l.length<e.length&&(e=l)}c[f]=e}}return c}
function Mb(a,b,c){for(var d in c)for(var e=c[d],f=e[0]?e[0].bind(b):null,g=e[1]?e[1].bind(b):null,h=e[2]?e[2].bind(b):null,l=e[3]?e[3].bind(b):null,m=a,n=+d,e=e[4],r=+d;r<=n;r+=2){var q=r&8191;void 0!==m.Ra[q]?t("I/O address already registered: "+p(r,8,!0)):m.Ra[q]=[f,g,h,l,!1,e||"unknown"]}}function Nb(a,b,c){a.F=b;a.Kb=c}function Ib(a,b,c){t("Memory block error ("+a+": "+p(b)+","+p(c)+")");return!1}
function K(a){w.call(this,"Device",a,K);this.g={data:0,yd:0,sb:20,pd:0};this.f={M:0,qc:-1};this.C={Qb:2496,oa:0,R:128,Rb:0,Pb:0,va:0,Dc:0,ra:[],eb:[406,406,406,406],aa:[12,12,12,12]};this.w={M:129,Hb:0,fa:0,Xa:0,Sa:0,bb:0,ra:[],aa:[40,40,40,40],eb:[1024,1024,512,512],Lc:[157,157,29,29]};this.B={b:[8210,8208,8210,8226],aa:[22,22,22,50],cb:[19,19,19,32],ec:[815,411,815,630],ra:[],T:2176,yb:0,wb:0,Fa:[0,0,0,0,0,0,0,0],Ea:0,ta:[4544,4544,4544,4544,4544,4544,4544,4544],xb:[0,0,0,0,0,0,0,0],nb:0,md:[0,
0,0,0,0,0,0,0],Ec:0,Fc:[0,0,0,0,0,0,0,0],K:[0,0,0,0,0,0,0,0],nd:[1,2,3,4,5,6,7,8],Gc:[0,0,0,0,0,0,0,0],Qa:[0,0,0,0,0,0,0,0],dc:[0,0,0,0,0,0,0,0],kd:[0,0,0,0,0,0,0,0],ld:[0,0,0,0,0,0,0,0],hd:[0,0,0,0,0,0,0,0],jd:[0,0,0,0,0,0,0,0],ab:0,oc:0}}y(K);
var Ob=[4127,448,4191,450,4383,452,2591,454,21983,32768,65534,13791,16384,65534,770,2719,454,2591,65534,257,0,2566,33028,34051,33282,1281,33537,0,2758,32771,770,1025,1793,0,3078,33794,34305,513,0,5574,43690,4480,4097,4162,4227,4292,4357,57665,1281,769,0,3138,34305,1281,0,24707,2691,2627,24769,34561,1793,0,3076,20739,24899,2691,34562,2753,1281,0,2624,33537,0,16385,24641,1537,1793,0,193,8279,21589,516,12549,1538,2629,513,0,38336,65281,32769,0,32258,2561,2689,32258,3008,514,3009,769,0,5574,510,2551,
2,0,9678,208,769,0,5582,226,135,0,2598,5606,236,2,0,95,242,128,5573,57344,2591,6,5599,256,4,5574,510,3045,5599,460,76,2591,78,5571,65510,5579,12,5570,512,4224,4104,3024,8197,33788,4224,4609,8193,769,0,2640,8197,33785,6145,2625,8193,769,0,8194,761,2574,5572,43690,5579,24,5568,2048,5570,512,2628,4360,2632,2632,8708,769,0,3103,65514,34562,0,305,35406,754,258,119,65160,3024,32403,5579,36,5568,3072,35446,1,740,5570,512,4224,4104,3024,8197,33788,5569,3,2574,3039,454,528,5582,24,4224,2632,2632,8200,769,
0,3024,3103,65514,34562,0,264,8197,33779,5003,2574,32337,260,0,258,5579,12,6080,448,6081,450,6084,452,116,2,6084,65400,17860,65024,21956,62976,38848,65401,3200,161,76,0,16944,10797];k=Ob.prototype;k.Oa=function(a,b,c,d){this.H=b;this.b=c;this.i=d;var f=this;this.f.qc=Qb(this.b,function(){f.f.Wa|=128;f.f.Wa&64&&(K(f.b,0,6,64),Rb(f.b,f.f.qc))});Mb(b,this,Sb);Nb(b,this.reset.bind(this),this.Kc.bind(this));G(this)};k.Yc=function(){var a=this.f.Wa;this.f.Wa&=-129;return a};
k.rd=function(a){this.f.Wa=a;a&64&&Rb(this.b,this.f.qc);this.f.Wa=a&-129};k.Zc=function(){var a=this.b;return a.I&62337|a.xa<<5|a.ya<<1};k.sd=function(a){var b=4,c=this.b;c.I=a&=62337;c.xa=a>>5&3;c.ya=a>>1&15;c.Zb=a&257?a&1?6:4:0;Tb(c);a=c.I;a&1|256&&(b=this.b.lb&16?1:2);this.j.sb=this.j.sb&-8|b};k.$c=function(){return Ub(this.b)};k.td=function(a){Vb(this.b,a&-1809|Ub(this.b)&1808);this.b.D|=128};
function Wb(a){var b=a.C,c,d,f,e=b.va>>13&7;"undefined"===typeof b.ra[e]&&(b.ra[e]={cache:[],postProcess:a.ed,drive:e,blocksize:256,mapped:0,maxblock:b.eb[e]*b.$[e],url:"rk"+e+".dsk"});b.R&=-129;switch(b.R>>1&7){case 0:b.Qb=2496;b.oa=0;b.R=128;b.va=0;break;case 1:if((b.va>>4&511)>=b.eb[e]){b.oa|=32832;b.R|=49152;break}if((b.va&15)>=b.$[e]){b.oa|=32800;b.R|=49152;break}c=(b.va>>4&511)*b.$[e]+(b.va&15);d=(b.R&48)<<12|b.Pb;f=65536-b.Rb&65535;ec(a,b.ra[e],c,d,f);return;case 2:if((b.va>>4&511)>=b.eb[e])b.oa|=
32832,b.R|=49152;else if((b.va&15)>=b.$[e])b.oa|=32800,b.R|=49152;else{c=(b.va>>4&511)*b.$[e]+(b.va&15);d=(b.R&48)<<12|b.Pb;f=65536-b.Rb&65535;a.bc(b.ra[e],c,d,f);return}}b.Qb=e<<13|b.Qb&8176|b.va%9&15;K(a.b,20,5,144,function(){b.R=b.R&65534|128;return!!(b.R&64)})}k.ed=function(a,b,c,d,f){var e=this.C;e.Pb=d&65535;e.R=e.R&-49|d>>12&48;e.Rb=65536-f&65535;switch(a){case 1:e.oa|=33024;e.R|=49152;break;case 2:e.oa|=33792,e.R|=49152}K(this.b,20,5,144,function(){e.R=e.R&65534|128;return!!(e.R&64)})};
function fc(a){var b=a.w,c,d,f,e=b.M>>8&3;b.M&=-2;"undefined"===typeof b.ra[e]&&(b.ra[e]={cache:[],postProcess:a.fd,drive:e,blocksize:128,mapped:1,maxblock:b.eb[e]*b.$[e],url:"rl"+e+".dsk"});switch(b.M>>1&7){case 2:b.Xa&8&&(b.M&=63);b.Xa=b.Lc[e]|b.bb&64;break;case 3:1==(b.fa&3)&&(b.bb=b.fa&4?b.bb+(b.fa&65408)&65408|b.fa<<2&64:b.bb-(b.fa&65408)&65408|b.fa<<2&64,b.fa=b.bb);break;case 4:b.Xa=b.bb;break;case 5:if(b.fa>>6>=b.eb[e]){b.M|=37888;break}if((b.fa&63)>=b.$[e]){b.M|=37888;break}c=(b.fa>>6)*b.$[e]+
(b.fa&63);d=(b.Sa&63)<<16|b.Hb;f=65536-b.Xa&65535;ec(a,b.ra[e],c,d,f);return;case 6:if(b.fa>>6>=b.eb[e])b.M|=37888;else if((b.fa&63)>=b.$[e])b.M|=37888;else{c=(b.fa>>6)*b.$[e]+(b.fa&63);d=(b.Sa&63)<<16|b.Hb;f=65536-b.Xa&65535;a.bc(b.ra[e],c,d,f);return}}K(a.b,20,5,112,function(){b.M|=129;return!!(b.M&64)})}
k.fd=function(a,b,c,d,f){var e=this.w;e.Hb=d&65535;e.M=e.M&-49|d>>12&48;e.Sa=d>>16&63;e.fa=~~(c/e.$[b.Ma])<<6|c%e.$[b.Ma];e.bb=e.fa;e.Xa=65536-f&65535;switch(a){case 1:e.M|=33792;break;case 2:e.M|=40960}K(this.b,20,5,112,function(){e.M|=129;return!!(e.M&64)})};function gc(a){a=a.A;a.T=2176;a.Ea=0;a.ta=[4544,4544,4544,4544,4544,4544,4544,4544];a.xb=[0,0,0,0,0,0,0,0];a.mb=a.yb=a.wb=a.ab=a.oc=0}
function hc(a,b){var c=a.A,d,f,e;c.T&=-16513;c.Ea&=-2049;c.ta[b]&=-1153;K(a.b,-1,0,172);"undefined"===typeof c.ra[b]&&(c.ra[b]={cache:[],postProcess:a.gd,drive:b,blocksize:256,mapped:0,maxblock:c.ec[0]*c.cb[0]*c.$[0],url:"rp"+b+".dsk"});switch(c.T&63){case 5:c.dc[b]=c.Qa[b];c.T|=32896;c.ta[b]|=32896;c.mb|=1<<b;break;case 9:gc(a);break;case 19:c.ta[b]|=64;break;case 49:if(c.Qa[b]>=c.ec[0]||c.Fa[b]>>8>=c.cb[0]||(c.Fa[b]&255)>=c.$[0]){c.xb[b]|=1024;c.T|=49152;break}d=(c.Qa[b]*c.cb[0]+(c.Fa[b]>>8))*c.$[0]+
(c.Fa[b]&255);f=(c.ab&63)<<16|c.wb;e=65536-c.yb&65535;ec(a,c.ra[b],d,f,e);return;case 57:if(c.Qa[b]>=c.ec[0]||c.Fa[b]>>8>=c.cb[0]||(c.Fa[b]&255)>=c.$[0])c.xb[b]|=1024,c.T|=49152;else{d=(c.Qa[b]*c.cb[0]+(c.Fa[b]>>8))*c.$[0]+(c.Fa[b]&255);f=(c.ab&63)<<16|c.wb;e=65536-c.yb&65535;a.bc(c.ra[b],d,f,e);return}}K(a.b,3,5,172,function(){c.T=c.T&65534|128;c.ta[b]|=128;return!!(c.T&64)})}
k.gd=function(a,b,c,d,f){var e=this.A;e.yb=65536-f&65535;e.wb=d&65535;e.T=e.T&-769|d>>8&768;e.ab=d>>16&63;f=~~(c/e.$[0]);d=~~(f/e.cb[0]);e.Fa[b.Ma]=f%e.cb[0]<<8|c%e.$[0];e.dc[b.Ma]=e.Qa[b.Ma]=d;e.mb|=1<<b.Ma;c>=b.Vc-1&&(e.ta[b.Ma]|=1024);switch(a){case 1:e.Ea|=512;e.T|=49152;break;case 2:e.Ea|=2048,e.T|=49152}K(this.b,20,5,172,function(){e.ta[b.Ma]|=128;e.T=e.T&65534|128;return!!(e.T&64)})};
function ic(a,b,c,d,f,e){var g=~~((e+c.Ta-1)/c.Ta),h=new XMLHttpRequest;2048>g&&d+2048<c.Vc&&(g=2048);h.open("GET",c.url,!0);h.setRequestHeader("Range","bytes="+(d*c.Ta<<1)+"-"+(((d+g)*c.Ta<<1)-1));h.responseType="arraybuffer";h.onreadystatechange=function(){if(4==h.readyState){var g=b.bind(a),m,n,r,q;m=h.response;if(h.status&&206!=h.status||!m)c.kc(1,c,d,f,e);else{m=new Uint8Array(m);n=d;for(q=0;q<m.length;){if("undefined"===typeof c.cache[n])for(c.cache[n]=[],r=0;r<c.Ta;r++)c.cache[n][r]=q<m.length?
m[q]&255|m[q+1]<<8&65280:0,q+=2;else q+=c.Ta<<1;n++}g(c,d,f,e)}}};h.send(null)}function L(a,b,c,d,f){c&1?f?d=0<=d?d<<8&65280|b&255:b:a.b.L(4,122):0<=d?f&&(d=b&65280|d&255):d=b;return d}k.bc=function(a,b,c,d){for(var f;0<d;){if("undefined"===typeof a.cache[b]){ic(this,this.bc,a,b,c,d);return}for(f=0;f<a.Ta&&0<d;f++){var e=a.Uc?jc(this.b,c):c;this.b.H.nb(e,a.cache[b][f]&65535);c+=2;--d}b++}a.kc(0,a,b,c,d)};
function ec(a,b,c,d,f){for(var e,g;0<f;){if("undefined"===typeof b.cache[c])for(b.cache[c]=[],e=0;e<b.Ta;e++)b.cache[c][e]=0;for(e=0;e<b.Ta&&0<f;e++){g=kc(a.b,b.Uc?jc(a.b,d):d);if(0>g){b.kc(2,b,c,d,f);return}b.cache[c][e]=g;d+=2;--f}c++}b.kc(0,b,c,d,f)}k.reset=function(){this.j.sb=this.j.sb&-120|20;this.f.Wa=0;this.C.R=128;this.w.M=128;gc(this)};
k.Kc=function(a,b,c){var d,f,e=this.b;switch(a&-64){case 4194240:switch(a&-2){case 4194300:0>b?d=e.$a&65280:(a&1&&(b<<=8),e.$a=b|255,d=0);break;case 4194298:if(0>b)d=e.nc;else{a&1&&(b<<=8);if(d=b&65024){f=d>>9;do d+=34;while(f>>=1)}e.nc=d;e.D|=2}break;case 4194294:if(70!==e.jb)return e.L(4,222);0>b?d=e.J:d=e.J=0;break;case 4194292:if(70!==e.jb)return e.L(4,224);d=1;break;case 4194290:if(70!==e.jb)return e.L(4,226);d=0;break;case 4194288:if(70!==e.jb)return e.L(4,228);d=61183;break;case 4194296:0<=
b&&!(a&1)&&(b&=255);case 4194286:case 4194284:case 4194282:case 4194280:case 4194278:case 4194276:case 4194274:case 4194272:if(70!==e.jb)return e.L(4,232);f=a-4194272>>1;0>b?d=e.ic[f]:(d=L(this,e.ic[f],a,b,c),0<=d&&(e.ic[f]=d));break;case 4194254:return a&1?e.P>>14&1?(0<=b&&(e.u[6]=b),d=e.u[6]):(0<=b&&(e.za[3]=b),d=e.za[3]):e.P>>14&0?(0<=b&&(e.u[6]=b),d=e.u[6]):(0<=b&&(e.za[1]=b),d=e.za[1]),d;case 4194252:case 4194250:case 4194248:return f=a&7,e.P&2048?(0<=b&&(e.u[f]=b),d=e.u[f]):(0<=b&&(e.Pa[f]=
b),d=e.Pa[f]),d;case 4194246:return a&1?(0<=b&&(e.u[7]=b),d=e.u[7]):e.P>>14&0?(0<=b&&(e.u[6]=b),d=e.u[6]):(0<=b&&(e.za[0]=b),d=e.za[0]),d;case 4194244:case 4194242:case 4194240:return f=a&7,e.P&2048?(0<=b&&(e.Pa[f]=b),d=e.Pa[f]):(0<=b&&(e.u[f]=b),d=e.u[f]),d;default:return e.J|=16,e.L(4,124)}break;case 4194176:f=a>>1&31;d=L(this,e.na[3][f],a,b,c);0<=d&&(e.na[3][f]=d,e.na[3][f&15]&=65295);break;case 4194112:switch(a&-2){case 4194174:d=L(this,e.cc,a,b,c);0<=d&&(e.cc=d);break;case 4194172:d=e.Za;d&65280&&
(d=(d<<8|d>>8)&65535);break;case 4194168:0>b?d=this.j.pd&65535:(d=L(this,this.j.data,a,b,c),0<=d&&(this.j.data=d));break;default:return e.J|=16,e.L(4,126)}break;case 4194048:f=this.C;switch(a&-2){case 4194048:d=L(this,f.Qb,a,b,c);0<=d&&(f.Qb=d);break;case 4194050:d=L(this,f.oa,a,b,c);0<=d&&(f.oa=d);break;case 4194052:d=L(this,f.R,a,b,c);0<=b&&0<=d&&(f.R=d&-36993|f.R&36992,f.R&1&&Wb(this));break;case 4194054:d=L(this,f.Rb,a,b,c);0<=d&&(f.Rb=d);break;case 4194056:d=L(this,f.Pb,a,b,c);0<=d&&(f.Pb=d);
break;case 4194058:d=L(this,f.va,a,b,c);0<=d&&(f.va=d);break;case 4194060:break;case 4194062:d=L(this,f.Dc,a,b,c);0<=d&&(f.Dc=d);break;default:return e.J|=16,e.L(4,128)}break;case 4193728:var g=this.A;f=g.Ea&7;switch(a&-2){case 4193728:d=L(this,g.T,a,b,c);0<=b&&0<=d&&(g.ab=g.ab&60|d>>8&3,g.T=d&17279|g.T&34944|2048,d&1&&g.T&128?hc(this,f):192==(d&192)&&K(e,0,5,172));break;case 4193730:d=L(this,g.yb,a,b,c);0<=d&&(g.yb=d);break;case 4193732:d=L(this,g.wb,a,b,c);0<=d&&(g.wb=d&65534);break;case 4193734:d=
L(this,g.Fa[f],a,b,c);0<=d&&(g.Fa[f]=d&7967);break;case 4193736:d=L(this,g.Ea,a,b,c);0<=d&&(g.Ea=d&63|g.Ea&65472,d&128&&gc(this));break;case 4193738:d=g.ta[f];break;case 4193740:d=g.xb[f];break;case 4193742:d=L(this,g.mb,a,b,c);0<=d&&(g.mb=d&255);break;case 4193744:d=g.md[f];break;case 4193746:d=L(this,g.Ec,a,b,c);0<=d&&(g.Ec=d);break;case 4193748:d=L(this,g.Fc[f],a,b,c);0<=d&&(g.Fc[f]=d&1023);break;case 4193750:d=8210;break;case 4193752:d=g.nd[f];break;case 4193754:d=L(this,g.Gc[f],a,b,c);0<=d&&
(g.Gc[f]=d);break;case 4193756:d=L(this,g.Qa[f],a,b,c);0<=d&&(g.Qa[f]=d&511);break;case 4193758:g.dc[f]=g.Qa[f];d=g.dc[f];break;case 4193760:d=g.kd[f];break;case 4193762:d=g.ld[f];break;case 4193764:d=g.hd[f];break;case 4193766:d=g.jd[f];break;case 4193768:d=L(this,g.ab,a,b,c);0<=d&&(g.ab=d&63,g.T=g.T&-769|(d&3)<<8);break;case 4193770:d=L(this,g.oc,a,b,c);0<=d&&(g.oc=d);break;default:return e.J|=16,e.L(4,132)}break;case 4192512:f=this.w;switch(a&-2){case 4192512:d=L(this,f.M,a,b,c);0<=b&&0<=d&&(f.Sa=
f.Sa&60|d>>4&3,f.M=f.M&-1023|d&1022,f.M&128||fc(this));break;case 4192514:d=L(this,f.Hb,a,b,c);0<=d&&(f.Hb=d&65534);break;case 4192516:d=L(this,f.fa,a,b,c);0<=d&&(f.fa=d);break;case 4192518:d=L(this,f.Xa,a,b,c);0<=d&&(f.Xa=d);break;case 4192520:d=L(this,f.Sa,a,b,c);0<=d&&(f.Sa=d&63,f.M=f.M&-49|(f.Sa&3)<<4);break;default:return e.J|=16,e.L(4,134)}break;case 4191552:switch(a&-2){case 4191566:0>b?d=e.lb:(d=L(this,e.lb,a,b,c),0<=d&&(70!==e.jb&&(d&=-49),e.lb=d,e.$b[0]=d&4?15:7,e.$b[1]=d&2?15:7,e.$b[3]=
d&1?15:7,e.Zb&&(f=2,e.lb&16&&(f=1),this.j.sb=this.j.sb&-8|f)));break;default:return e.J|=16,e.L(4,136)}break;case 4191424:f=a>>1&31;d=L(this,e.na[0][f],a,b,c);0<=d&&(e.na[0][f]=d,e.na[0][f&15]&=65295);break;case 4191360:f=a>>1&31;d=L(this,e.na[1][f],a,b,c);0<=d&&(e.na[1][f]=d,e.na[1][f&15]&=65295);break;case 4190400:case 4190336:if(70!==e.jb)return e.L(4,234);f=a>>2&31;d=e.Tb[f];a&2&&(d>>=16);d&=65535;0<=b&&(d=L(this,d,a,b,c),0<=d&&(e.Tb[f]=a&2?d<<16|e.Tb[f]&65535:e.Tb[f]&4294901760|d&65534));break;
case 4188672:case 4188736:case 4188800:case 4188864:case 4188928:case 4188992:case 4189056:case 4189120:if(0>b)d=Pb[a>>1&255];else return e.J|=16,e.L(4,138);break;default:return e.J|=16,e.L(4,142)}c&&0<=d&&(a&1?d>>=8:d&=255);"undefined"===typeof d&&console.log("panic(76)");return d};var lc={},Sb=(lc[65382]=[null,null,Ob.prototype.Yc,Ob.prototype.rd,"LKS"],lc[65402]=[null,null,Ob.prototype.Zc,Ob.prototype.sd,"MMR0"],lc[65534]=[null,null,Ob.prototype.$c,Ob.prototype.td,"PSW"],lc);
La(function(){for(var a=D(document,"pdp11","device"),b=0;b<a.length;b++){var c=a[b],d=B(c),d=new Ob(d);fb(d,c)}});var mc;if(xb){var nc=new ArrayBuffer(2);(new DataView(nc)).setUint16(0,256,!0);mc=256===(new Uint16Array(nc))[0]}else mc=!1;var oc=mc;
function I(a,b,c,d,f){this.id=pc+=2;this.b=null;this.B=a;this.Vb=b;this.size=c||0;this.type=d||qc;this.j=d==rc;this.controller=null;Bb(this);this.Va=this.Pc=!1;if(c)if(f)this.controller=f,this.b=null,sc(this,f.Eb);else if(xb)this.A=new ArrayBuffer(c),this.F=new DataView(this.A,0,c),this.f=new Uint8Array(this.A,0,c),this.I=new Uint16Array(this.A,0,c>>1),this.b=new Int32Array(this.A,0,c>>2),sc(this,oc?tc:uc);else{this.b=Array(c>>2);for(a=0;a<this.b.length;a++)this.b[a]=0;sc(this,vc)}else sc(this)}
var qc=0,rc=2,Hb=4,Jb=["NONE","RAM","ROM","VID","H/W"],pc=0;
I.prototype={constructor:I,parent:null,save:function(){var a,b;if(this.controller)a=null;else if(xb)for(a=Array(this.size>>2),b=0;b<a.length;b++)a[b]=this.F.getInt32(b<<2,!0);else a=this.b;return a},restore:function(a){if(this.controller)return!a;if(a&&this.size==a.length<<2){var b;if(xb)for(b=0;b<a.length;b++)this.F.setInt32(b<<2,a[b],!0);else this.b=a;return this.Va=!0}return!1},hb:function(a,b){b?this.C++||wc(this,xc,!1):this.K++||yc(this,xc,!1)},O:function(){this.i&&F(this.i,128)&&(E(this.i,"attempt to read invalid block %"+
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~(255<<a)|b<<a;this.Va=!0},pb:function(a,b){var c=a>>2;a=(a&3)<<3;24>a?this.b[c]=this.b[c]&~(65535<<a)|b<<a:(this.b[c]=this.b[c]&16777215|b<<24,c++,this.b[c]=this.b[c]&-256|b>>8);this.Va=!0},ba:function(a,b){if(this.i&&null!=this.B){var c=this.i;zc(c,this.B+a,1,c.X)&&c.ja(!0)}return this.Ob(a,b)},ha:function(a,b){if(this.i&&null!=this.B){var c=this.i;zc(c,this.B+a,2,c.X)&&c.ja(!0)}return this.lc(a,b)},ua:function(a,b,c){if(this.i&&null!=this.B){var d=this.i;zc(d,this.B+a,1,d.F)&&d.ja(!0)}this.j?this.w(a,
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function Pf(a,b,c,d){if(b=Hf(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c){d=Hf(a,c,!0);if(!d||d.A<b.A)return;e=d.A-b.A;if(256<e){a.i("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=hb(a,!1)||a.ha?a.I:null;var g=null!=f?"cycles":null,h=Zf(a,b),l=b.A;if(h[0]&&d&&(!c&&d||0>h[0].indexOf("+"))){var m=h[0]+":";h[2]&&(m+=" "+h[2]);a.i(m)}h[3]&&(g=h[3],f=null);f=Vf(a,b,g,f);a.i(f);a.S=b;e-=b.A-l;c++}}}
function Uf(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.i(">> "+b):(a.da&&(a.i("ended assemble at "+J(a,a.ca.A)),a.S=a.ca,a.da=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ya=null;if(ib(a)&&0<b.length){a.da&&(b="a "+J(a,a.ca.A)+" "+b);var f=!1,g=b.replace(/ +/g," ").split(" ");if(g&&g.length)for(var h=g[0],l=h.charAt(0),m=1;m<h.length;m++){var n=h.charAt(m);if("?"==l||"r"==l||"a">n||"z"<n){g[0]=h.substr(m);g.unshift(h.substr(0,m));break}}g[0]=g[0].toLowerCase();switch(g[0].charAt(0)){case "a":var r=
Hf(a,g[1],!0);if(r)if(a.ca=r,void 0===g[2])a.i("begin assemble at "+J(a,r.A)),a.da=!0,N(a.b);else{var q;a.i("not supported yet");q=[];if(q.length){for(var u=0;u<q.length;u++)a.Sb(r,q[u],1);a.i(Vf(a,a.ca))}}break;case "b":a:{var z=g[0],v=g[1],A=b;if("?"==v)a.i("breakpoint commands:"),a.i("\tbp [a]\tset exec breakpoint at addr [a]"),a.i("\tbr [a]\tset read breakpoint at addr [a]"),a.i("\tbw [a]\tset write breakpoint at addr [a]"),a.i("\tbc [a]\tclear breakpoint at addr [a]"),a.i("\tbl\tlist all breakpoints"),
a.i("\tbn [n]\tbreak after [n] instruction(s)");else{var ya=z.charAt(1);if("l"==ya){var Mc;Mc=0+Tf(a,a.f);Mc+=Tf(a,a.X);(Mc+=Tf(a,a.F))||a.i("no breakpoints")}else if("n"==ya)a.xa=wf(a,v),a.i("break after "+a.xa+" instruction(s)");else if(void 0===v)a.i("missing breakpoint address");else{var R=Z();if("*"!=v&&(R=Hf(a,v,!0),!R))break a;"c"==ya?null==R.A?(Af(a),a.i("all breakpoints cleared")):Rf(a,a.f,R)||Rf(a,a.X,R)||Rf(a,a.F,R)||a.i("breakpoint missing: "+J(a,R.A)):null!=R.A&&(Lf(a,R,A),"p"==ya?a.hb(a.f,
R):"r"==ya?a.hb(a.X,R):"w"==ya?a.hb(a.F,R):a.i("unknown breakpoint command: "+ya))}}}break;case "c":a.ib&&(a.ib.value="");break;case "d":a:{var Na,Oa=g[0],ia=g[1],za=g[2],wg=g[3];if("?"==ia){var Pa="";for(Na in H)a.fb[Na]&&(Pa&&(Pa+=","),Pa+=Na);Pa+=",state,symbols";a.i("dump memory commands:");a.i("\tdb [a] [#] dump # bytes at address a");a.i("\tdw [a] [#] dump # words at address a");a.i("\tdd [a] [#] dump # dwords at address a");a.i("\tdh [#] [#] dump # instructions from history");Pa.length&&
a.i("dump extension commands:\n\t"+Pa)}else if("state"==ia){var ue=eg(a.C,!0);"console"==za?console.log(ue):(a.ib&&(a.ib.value=""),a.i(ue))}else if("symbols"==ia)for(var Nc=0;Nc<a.H.length;Nc++){var Oc=a.H[Nc],Qa;for(Qa in Oc.La)if("."!=Qa.charAt(0)){var ve=Oc.La[Qa].o;if(void 0!==ve){var we=Oc.La[Qa].l;we&&(Qa=we);a.i(J(a,ve)+" "+Qa)}}}else{if("d"==Oa){for(Na in H)if(g[1]==Na){var xe=a.fb[Na];xe?(g.shift(),g.shift(),xe(g)):a.i("no dump registered for "+ia);break a}ia||(Oa=a.jc||"db")}else a.jc=Oa;
if("dh"==Oa){var ye=ia,ze=za,Ae="",Be=0,ba=a.qa,ja=a.O;if(ja.length){var X=+ye||a.Gb,lb=+ze||10;isNaN(X)?X=lb:Ae="more ";X>ja.length&&(a.i("note: only "+ja.length+" available"),X=ja.length);ba-=X;0>ba&&(null==ja[ja.length-1].A?(X=ba+X,ba=0):ba+=ja.length);var Pc=[];"call"==ze&&(lb=1E5,Pc=["CALL"]);for(void 0!==ye&&a.i(X+" instructions earlier:");0<lb&&ba!=a.qa;){var Ce=ja[ba++];if(null==Ce.A)break;var mb=Z(Ce.A),xg=X--,De=Vf(a,mb,"history",xg);(!Pc.length||0<=De.indexOf(Pc[0]))&&a.i(De);mb.hc&&(ba+=
mb.hc,lb-=mb.hc,X-=mb.hc);ba>=ja.length&&(ba=0);a.Gb=X;Be++;lb--}}Be||(a.i("no "+Ae+"history available"),a.Gb=void 0)}else{var Yb=Hf(a,ia);if(Yb){var Zb=0;za&&("l"==za.charAt(0)&&(za=za.substr(1)||wg),Zb=wf(a,za)>>>0,65536<Zb&&(Zb=65536));for(var nb="",Ra="dd"==Oa?4:"dw"==Oa?2:1,$b=Ra*Zb||128,yg=$b+15>>4||1;yg--&&0<$b;){var ob=0,Qc=0,pb,Rc="",Ee="",ia=J(a,Yb.A);for(pb=4==Ra?16:a.ea;0<pb&&0<$b;pb--){var ac=a.kb(Yb,1),ob=ob|ac<<(Qc++<<3);Qc==Ra&&(Rc+=8==a.ea?ca(ob,3*Ra):p(ob,2*Ra),Rc+=1==Ra?9==pb?"-":
" ":" ",ob=Qc=0);Ee+=32<=ac&&128>ac?String.fromCharCode(ac):".";$b--}nb&&(nb+="\n");nb+=ia+" "+Rc+(0==pb?" "+Ee:"")}nb&&a.i(nb);a.pb=Yb}}}}break;case "e":if("else"==g[0])break;var Sa,Sc,Tc,Uc,Vc=g[0],Wc=g[1];"eb"==Vc?(Sa=1,Sc=255,Tc=a.kb,Uc=a.Sb):"e"==Vc||"ew"==Vc?(Sa=2,Sc=65535,Tc=a.Ia,Uc=a.ob):Wc=null;if(null==Wc)a.i("edit memory commands:"),a.i("\teb [a] [...] edit bytes at address a"),a.i("\tew [a] [...] edit words at address a");else{var bc=Hf(a,Wc);if(bc)for(var cc=2;cc<g.length;cc++){var qb=
uf(a,g[cc]);if(void 0===qb){a.i("unrecognized value: "+g[cc]);break}qb&~Sc&&a.i("warning: "+p(qb)+" exceeds "+Sa+"-byte value");var zg=Tc.call(a,bc);a.i("changing "+J(a,bc.A)+" from "+J(a,zg,Sa)+" to "+J(a,qb,Sa));Uc.call(a,bc,qb,Sa)}}break;case "g":a:{var Fe=g[1],Ag=b;if(void 0!==Fe){var Xc=Hf(a,Fe,!0);if(!Xc)break a;Lf(a,Xc,Ag);a.hb(a.f,Xc,!0)}a.zb(!0)||c||a.i("cpu busy or unavailable, run command ignored")}break;case "h":a.v.ga?(c||a.i("halting"),a.ja()):hb(a,!0)||c||a.i("already halted");break;
case "i":if("if"==g[0]){var Yc;var rb=b.substr(2),rb=oa(rb);uf(a,rb)?(c||a.i("true: "+rb),Yc=!0):(c||a.i("false: "+rb),Yc=!1);Yc||(d=!1);break}f=!0;break;case "k":var Bg=g[0];if("?"==g[1])a.i("stack trace commands:"),a.i("\tk\tshow frame addresses"),a.i("\tks\tshow symbol information");else{var Zc=0,$c=Z(),sb=Z(a.b.u[6]);for(a.i("stack trace for "+J(a,sb.A));10>Zc;){for(var Aa=null,Cg=256;65536>sb.A>>>0;){$c.A=a.Ia(sb,2);if(null==sb.A||!Cg--)break;if(!($c.A&1)){for(var Dg=a,dc=$c,Ge=null,tb=dc.A,
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function ib(a){var b=a.h,c,d,f,e=b.w>>8&3;b.w&=-2;"undefined"===typeof b.T[e]&&(b.T[e]={cache:[],postProcess:a.tc,drive:e,blocksize:128,mapped:1,maxblock:b.Ja[e]*b.J[e],url:"rl"+e+".dsk"});switch(b.w>>1&7){case 2:b.ya&8&&(b.w&=63);b.ya=b.ac[e]|b.Ca&64;break;case 3:1==(b.L&3)&&(b.Ca=b.L&4?b.Ca+(b.L&65408)&65408|b.L<<2&64:b.Ca-(b.L&65408)&65408|b.L<<2&64,b.L=b.Ca);break;case 4:b.ya=b.Ca;break;case 5:if(b.L>>6>=b.Ja[e]){b.w|=37888;break}if((b.L&63)>=b.J[e]){b.w|=37888;break}c=(b.L>>6)*b.J[e]+(b.L&63);
d=(b.ra&63)<<16|b.Xa;f=65536-b.ya&65535;hb(a,b.T[e],c,d,f);return;case 6:if(b.L>>6>=b.Ja[e])b.w|=37888;else if((b.L&63)>=b.J[e])b.w|=37888;else{c=(b.L>>6)*b.J[e]+(b.L&63);d=(b.ra&63)<<16|b.Xa;f=65536-b.ya&65535;a.sb(b.T[e],c,d,f);return}}I(a.a,20,5,112,function(){b.w|=129;return!!(b.w&64)})}
k.tc=function(a,b,c,d,f){var e=this.h;e.Xa=d&65535;e.w=e.w&-49|d>>12&48;e.ra=d>>16&63;e.L=~~(c/e.J[b.ja])<<6|c%e.J[b.ja];e.Ca=e.L;e.ya=65536-f&65535;switch(a){case 1:e.w|=33792;break;case 2:e.w|=40960}I(this.a,20,5,112,function(){e.w|=129;return!!(e.w&64)})};function jb(a){a=a.j;a.G=2176;a.ba=0;a.V=[4544,4544,4544,4544,4544,4544,4544,4544];a.Qa=[0,0,0,0,0,0,0,0];a.Na=a.Ra=a.Pa=a.Ba=a.Gb=0}
function kb(a,b){var c=a.j,d,f,e;c.G&=-16513;c.ba&=-2049;c.V[b]&=-1153;I(a.a,-1,0,172);"undefined"===typeof c.T[b]&&(c.T[b]={cache:[],postProcess:a.uc,drive:b,blocksize:256,mapped:0,maxblock:c.wb[0]*c.Ia[0]*c.J[0],url:"rp"+b+".dsk"});switch(c.G&63){case 5:c.ub[b]=c.ma[b];c.G|=32896;c.V[b]|=32896;c.Na|=1<<b;break;case 9:jb(a);break;case 19:c.V[b]|=64;break;case 49:if(c.ma[b]>=c.wb[0]||c.ca[b]>>8>=c.Ia[0]||(c.ca[b]&255)>=c.J[0]){c.Qa[b]|=1024;c.G|=49152;break}d=(c.ma[b]*c.Ia[0]+(c.ca[b]>>8))*c.J[0]+
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k.uc=function(a,b,c,d,f){var e=this.j;e.Ra=65536-f&65535;e.Pa=d&65535;e.G=e.G&-769|d>>8&768;e.Ba=d>>16&63;f=~~(c/e.J[0]);d=~~(f/e.Ia[0]);e.ca[b.ja]=f%e.Ia[0]<<8|c%e.J[0];e.ub[b.ja]=e.ma[b.ja]=d;e.Na|=1<<b.ja;c>=b.ic-1&&(e.V[b.ja]|=1024);switch(a){case 1:e.ba|=512;e.G|=49152;break;case 2:e.ba|=2048,e.G|=49152}I(this.a,20,5,172,function(){e.V[b.ja]|=128;e.G=e.G&65534|128;return!!(e.G&64)})};
function lb(a,b,c,d,f,e){var g=~~((e+c.sa-1)/c.sa),h=new XMLHttpRequest;2048>g&&d+2048<c.ic&&(g=2048);h.open("GET",c.url,!0);h.setRequestHeader("Range","bytes="+(d*c.sa<<1)+"-"+(((d+g)*c.sa<<1)-1));h.responseType="arraybuffer";h.onreadystatechange=function(){if(4==h.readyState){var g=b.bind(a),m,q,w,F;m=h.response;if(h.status&&206!=h.status||!m)c.Db(1,c,d,f,e);else{m=new Uint8Array(m);q=d;for(F=0;F<m.length;){if("undefined"===typeof c.cache[q])for(c.cache[q]=[],w=0;w<c.sa;w++)c.cache[q][w]=F<m.length?
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function hb(a,b,c,d,f){for(var e,g;0<f;){if("undefined"===typeof b.cache[c])for(b.cache[c]=[],e=0;e<b.sa;e++)b.cache[c][e]=0;for(e=0;e<b.sa&&0<f;e++){g=nb(a.a,b.hc?mb(a.a,d):d);if(0>g){b.Db(2,b,c,d,f);return}b.cache[c][e]=g;d+=2;--f}c++}b.Db(0,b,c,d,f)}k.reset=function(){this.c.Oa=this.c.Oa&-120|20;this.b.xa=0;this.g.C=128;this.h.w=128;jb(this)};
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b?d=this.c.Cc&65535:(d=J(this,this.c.data,a,b,c),0<=d&&(this.c.data=d));break;default:return e.u|=16,K(e,4)}break;case 4194048:f=this.g;switch(a&-2){case 4194048:d=J(this,f.bb,a,b,c);0<=d&&(f.bb=d);break;case 4194050:d=J(this,f.P,a,b,c);0<=d&&(f.P=d);break;case 4194052:d=J(this,f.C,a,b,c);0<=b&&0<=d&&(f.C=d&-36993|f.C&36992,f.C&1&&gb(this));break;case 4194054:d=J(this,f.cb,a,b,c);0<=d&&(f.cb=d);break;case 4194056:d=J(this,f.ab,a,b,c);0<=d&&(f.ab=d);break;case 4194058:d=J(this,f.W,a,b,c);0<=d&&(f.W=
d);break;case 4194060:break;case 4194062:d=J(this,f.Tb,a,b,c);0<=d&&(f.Tb=d);break;default:return e.u|=16,K(e,4)}break;case 4193728:var g=this.j;f=g.ba&7;switch(a&-2){case 4193728:d=J(this,g.G,a,b,c);0<=b&&0<=d&&(g.Ba=g.Ba&60|d>>8&3,g.G=d&17279|g.G&34944|2048,d&1&&g.G&128?kb(this,f):192==(d&192)&&I(e,0,5,172));break;case 4193730:d=J(this,g.Ra,a,b,c);0<=d&&(g.Ra=d);break;case 4193732:d=J(this,g.Pa,a,b,c);0<=d&&(g.Pa=d&65534);break;case 4193734:d=J(this,g.ca[f],a,b,c);0<=d&&(g.ca[f]=d&7967);break;case 4193736:d=
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k.Ec=function(a){this.b.xa=a;a&64&&bb(this.a,this.b.Hb);this.b.xa=a&-129};k.lc=function(){var a=this.a;return a.G&62337|a.hb<<5|a.ib<<1};k.Fc=function(a){var b=4,c=this.a;c.G=a&=62337;c.hb=a>>5&3;c.ib=a>>1&15;c.pb=a&257?a&1?6:4:0;db(c);a=c.G;a&1|256&&(b=this.a.La&16?1:2);this.c.Oa=this.c.Oa&-8|b};k.mc=function(){return eb(this.a)};k.Gc=function(a){fb(this.a,a&-1809|eb(this.a)&1808);this.a.l|=128};
function gb(a){var b=a.g,c,d,f,e=b.X>>13&7;"undefined"===typeof b.T[e]&&(b.T[e]={cache:[],postProcess:a.sc,drive:e,blocksize:256,mapped:0,maxblock:b.Ja[e]*b.I[e],url:"rk"+e+".dsk"});b.D&=-129;switch(b.D>>1&7){case 0:b.bb=2496;b.P=0;b.D=128;b.X=0;break;case 1:if((b.X>>4&511)>=b.Ja[e]){b.P|=32832;b.D|=49152;break}if((b.X&15)>=b.I[e]){b.P|=32800;b.D|=49152;break}c=(b.X>>4&511)*b.I[e]+(b.X&15);d=(b.D&48)<<12|b.ab;f=65536-b.cb&65535;hb(a,b.T[e],c,d,f);return;case 2:if((b.X>>4&511)>=b.Ja[e])b.P|=32832,
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function ib(a){var b=a.h,c,d,f,e=b.u>>8&3;b.u&=-2;"undefined"===typeof b.T[e]&&(b.T[e]={cache:[],postProcess:a.tc,drive:e,blocksize:128,mapped:1,maxblock:b.Ja[e]*b.I[e],url:"rl"+e+".dsk"});switch(b.u>>1&7){case 2:b.ya&8&&(b.u&=63);b.ya=b.ac[e]|b.Ca&64;break;case 3:1==(b.L&3)&&(b.Ca=b.L&4?b.Ca+(b.L&65408)&65408|b.L<<2&64:b.Ca-(b.L&65408)&65408|b.L<<2&64,b.L=b.Ca);break;case 4:b.ya=b.Ca;break;case 5:if(b.L>>6>=b.Ja[e]){b.u|=37888;break}if((b.L&63)>=b.I[e]){b.u|=37888;break}c=(b.L>>6)*b.I[e]+(b.L&63);
d=(b.ra&63)<<16|b.Xa;f=65536-b.ya&65535;hb(a,b.T[e],c,d,f);return;case 6:if(b.L>>6>=b.Ja[e])b.u|=37888;else if((b.L&63)>=b.I[e])b.u|=37888;else{c=(b.L>>6)*b.I[e]+(b.L&63);d=(b.ra&63)<<16|b.Xa;f=65536-b.ya&65535;a.sb(b.T[e],c,d,f);return}}I(a.a,20,5,112,function(){b.u|=129;return!!(b.u&64)})}
k.tc=function(a,b,c,d,f){var e=this.h;e.Xa=d&65535;e.u=e.u&-49|d>>12&48;e.ra=d>>16&63;e.L=~~(c/e.I[b.ja])<<6|c%e.I[b.ja];e.Ca=e.L;e.ya=65536-f&65535;switch(a){case 1:e.u|=33792;break;case 2:e.u|=40960}I(this.a,20,5,112,function(){e.u|=129;return!!(e.u&64)})};function jb(a){a=a.j;a.F=2176;a.ba=0;a.V=[4544,4544,4544,4544,4544,4544,4544,4544];a.Qa=[0,0,0,0,0,0,0,0];a.Na=a.Ra=a.Pa=a.Ba=a.Gb=0}
function kb(a,b){var c=a.j,d,f,e;c.F&=-16513;c.ba&=-2049;c.V[b]&=-1153;I(a.a,-1,0,172);"undefined"===typeof c.T[b]&&(c.T[b]={cache:[],postProcess:a.uc,drive:b,blocksize:256,mapped:0,maxblock:c.wb[0]*c.Ia[0]*c.I[0],url:"rp"+b+".dsk"});switch(c.F&63){case 5:c.ub[b]=c.ma[b];c.F|=32896;c.V[b]|=32896;c.Na|=1<<b;break;case 9:jb(a);break;case 19:c.V[b]|=64;break;case 49:if(c.ma[b]>=c.wb[0]||c.ca[b]>>8>=c.Ia[0]||(c.ca[b]&255)>=c.I[0]){c.Qa[b]|=1024;c.F|=49152;break}d=(c.ma[b]*c.Ia[0]+(c.ca[b]>>8))*c.I[0]+
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k.uc=function(a,b,c,d,f){var e=this.j;e.Ra=65536-f&65535;e.Pa=d&65535;e.F=e.F&-769|d>>8&768;e.Ba=d>>16&63;f=~~(c/e.I[0]);d=~~(f/e.Ia[0]);e.ca[b.ja]=f%e.Ia[0]<<8|c%e.I[0];e.ub[b.ja]=e.ma[b.ja]=d;e.Na|=1<<b.ja;c>=b.ic-1&&(e.V[b.ja]|=1024);switch(a){case 1:e.ba|=512;e.F|=49152;break;case 2:e.ba|=2048,e.F|=49152}I(this.a,20,5,172,function(){e.V[b.ja]|=128;e.F=e.F&65534|128;return!!(e.F&64)})};
function lb(a,b,c,d,f,e){var g=~~((e+c.sa-1)/c.sa),h=new XMLHttpRequest;2048>g&&d+2048<c.ic&&(g=2048);h.open("GET",c.url,!0);h.setRequestHeader("Range","bytes="+(d*c.sa<<1)+"-"+(((d+g)*c.sa<<1)-1));h.responseType="arraybuffer";h.onreadystatechange=function(){if(4==h.readyState){var g=b.bind(a),m,q,w,E;m=h.response;if(h.status&&206!=h.status||!m)c.Db(1,c,d,f,e);else{m=new Uint8Array(m);q=d;for(E=0;E<m.length;){if("undefined"===typeof c.cache[q])for(c.cache[q]=[],w=0;w<c.sa;w++)c.cache[q][w]=E<m.length?
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function kd(a){v.call(this,"ROM",a,kd);this.b=null;this.m=a.addr;this.c=a.size;this.o=a.writable;this.g=a.alias;this.h=a.file;this.w=ba(this.h);if(this.h){a=this.h;var b=ca(this.w);"json"!=b&&"hex"!=b&&(a=ea()+"/api/v1/dump?file="+this.h+"&format=bytes&decimal=true");var c=this;p(a,null,!0,function(a,b,e){ld(c,a,b,e)})}}y(kd);kd.prototype.wa=function(a,b,c,d){this.B=b;this.a=c;this.J=d;md(this)};kd.prototype.la=function(){this.j&&(this.J&&this.J.a(this.id,this.m,this.c,this.j),delete this.j);return!0};
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k.Rb=function(){if(!this.j){var a=Fb(this.w,"connection");if(a){var b=a.split("->");if(2==b.length){var c=ha(b[0]);if(c!=this.gb)return;b=ha(b[1]);if(this.j=Ga(b)){var d=this.j.exports;if(d){var f=d.connect;f&&f.call(this.j);if(this.m=d.receiveData){this.status(this.yb+"."+c+" connected to "+b);return}}}}this.status("Unable to establish connection: "+a)}}};k.la=function(a,b){if(!b)if(this.Rb(),!a||!this.restore)this.reset();else if(!this.restore(a))return!1;return!0};
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function rd(a,b){a.m&&a.m.call(a.j,b);if(a.c)if(13==b)a.h=0;else if(8==b)a.c.value=a.c.value.slice(0,-1),0<a.h&&a.h--;else{var c;c=(c=ia[b])?"<"+c+">":String.fromCharCode(b);var d=c.length;32>b&&1==d&&(d=0);9==b&&(b=a.G||8,d=b-a.h%b,a.G&&(c=" ".slice(0,d)));a.A&&!a.h&&d&&(c=String.fromCharCode(a.A)+c);a.c.value+=c;a.c.scrollTop=a.c.scrollHeight;a.h+=d}else if(null!=a.g){if(10==b||1024<=a.g.length)a.U(a.g),a.g="";10!=b&&(a.g+=String.fromCharCode(b))}}
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function ud(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){r(d.message+" ("+c+")")}}a.S=b}function Fb(a,b,c){var d=b.toLowerCase(),d=za[b]||za[d];void 0===d&&a.S&&(d=a.S[b]);void 0===d&&c&&(d=c[b]);void 0===d&&"object"==typeof resources&&resources[b]&&(d=b);return d}function zd(a,b,c){for(var d=z(a.id),f=0;f<=d.length;f++){var e=f<d.length?d[f]:a;if(!Ha(e)){Ha(e,function(){zd(a,b,c)});return}}b.call(a,c)}
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k.Za=function(a){void 0===a&&(a=this.b||(this.w?1:vd));if(!this.g){this.g++;var b=!1,c=!1;this.K=!1;var d=this.A||new L(this,"1.30.0");if(-1==a)b=!0;else if(a>vd){if(xd(d,this.w)){this.j=new L(this,"1.30.0","failsafe");xd(this.j)&&(Cd(this,d),a=2,Dd(this.j));this.j.set("timestamp",ka());Ed(this.j);var f=this.b&&!this.m;if(1==a||la("Click OK to restore the previous PDP11js machine state, or CANCEL to reset the machine.")){if(c=Bd(d)){var e=d.get("code"),g=d.get("data");e&&("ok"==e?xd(d,g):("error"==
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function Fd(a,b,c,d,f){if(!b.i.N){b.i.N=!0;if(b.la){var e=null;f&&((e=c.get(b.id))||(e=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof e&&(e=null);!b.la(e,d)&&e&&(r("Unable to restore state for "+b.type),a.H&&!a.R?(c.clear(),a.b=vd,window&&window.location.reload()):a.K=!0,b.la(null),f=!1)}if(!d&&b.Nb)for(a=b.Nb.split("|"),c=0;c<a.length;c++)b.status(a[c])}return f}
k.Kb=function(a){var b=a[0],c=0>a[1];a=a[2];this.$=!0;this.i.N=!0;var d=this.v.power;d&&(d.textContent="Shutdown");this.a&&(Fd(this,this.a,b,c,a),this.a.Wa());this.K&&(Cd(this,b),b.clear());!c&&this.j&&(this.j.clear(),delete this.j);this.g=0};
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