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Merge branch 'next-release'

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This commit is contained in:
Jeff Parsons 2016-11-13 11:50:31 -08:00
commit 701045d5f5
20 changed files with 922 additions and 700 deletions
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28
apps/pdp11/tapes/diags/README.md
View file

@ -17,20 +17,20 @@ into RAM using the machine's "Load" button instead of "Attach", allowing you to
loading the [Bootstrap Loader](/apps/pdp11/boot/bootstrap/) in order to load the [Absolute Loader](/apps/pdp11/tapes/absloader/)
in order to load the desired tape.
* ![MAINDEC-11-D0AA-PB (MAR/70): TEST 1 - BRANCH](MAINDEC-11-D0AA-PB.jpg)
* ![MAINDEC-11-D0BA-PB (MAR/70): TEST 2 - CON BRANCH](MAINDEC-11-D0BA-PB.jpg)
* ![MAINDEC-11-D0CA-PB (MAR/70): TEST 3 - UNARY](MAINDEC-11-D0CA-PB.jpg)
* ![MAINDEC-11-D0DA-PB (MAR/70): TEST 4 - UNARY + BINARY](MAINDEC-11-D0DA-PB.jpg)
* ![MAINDEC-11-D0EA-PB (MAR/70): TEST 5 - ROTATE SHIFT](MAINDEC-11-D0EA-PB.jpg)
* ![MAINDEC-11-D0FA-PB (MAR/70): TEST 6 - COMPARE](MAINDEC-11-D0FA-PB.jpg)
* ![MAINDEC-11-D0GA-PB (MAR/70): TEST 7 - COMPARE NOT](MAINDEC-11-D0GA-PB.jpg)
* ![MAINDEC-11-D0HA-PB (MAR/70): TEST 8 - MOVE](MAINDEC-11-D0HA-PB.jpg)
* ![MAINDEC-11-D0IA-PB (MAR/70): TEST 9 - BIS, BIC + BIT](MAINDEC-11-D0IA-PB.jpg)
* ![MAINDEC-11-D0JA-PB (MAR/70): TEST 10 - ADD](MAINDEC-11-D0JA-PB.jpg)
* ![MAINDEC-11-D0KA-PB (MAR/70): TEST 11 - SUBTRACT](MAINDEC-11-D0KA-PB.jpg)
* ![MAINDEC-11-D0LA-PB (MAR/70): TEST 12 - JUMP](MAINDEC-11-D0LA-PB.jpg)
* ![MAINDEC-11-D0MA-PB (FEB/70): TEST 13 - JSR, RTS, RTI](MAINDEC-11-D0MA-PB.jpg)
* ![MAINDEC-11-D0NA-PB (APR/70): TEST 14 - TRAP TEST](MAINDEC-11-D0NA-PB.jpg)
![MAINDEC-11-D0AA-PB (MAR/70): TEST 1 - BRANCH](MAINDEC-11-D0AA-PB.jpg)
![MAINDEC-11-D0BA-PB (MAR/70): TEST 2 - CON BRANCH](MAINDEC-11-D0BA-PB.jpg)
![MAINDEC-11-D0CA-PB (MAR/70): TEST 3 - UNARY](MAINDEC-11-D0CA-PB.jpg)
![MAINDEC-11-D0DA-PB (MAR/70): TEST 4 - UNARY + BINARY](MAINDEC-11-D0DA-PB.jpg)
![MAINDEC-11-D0EA-PB (MAR/70): TEST 5 - ROTATE SHIFT](MAINDEC-11-D0EA-PB.jpg)
![MAINDEC-11-D0FA-PB (MAR/70): TEST 6 - COMPARE](MAINDEC-11-D0FA-PB.jpg)
![MAINDEC-11-D0GA-PB (MAR/70): TEST 7 - COMPARE NOT](MAINDEC-11-D0GA-PB.jpg)
![MAINDEC-11-D0HA-PB (MAR/70): TEST 8 - MOVE](MAINDEC-11-D0HA-PB.jpg)
![MAINDEC-11-D0IA-PB (MAR/70): TEST 9 - BIS, BIC + BIT](MAINDEC-11-D0IA-PB.jpg)
![MAINDEC-11-D0JA-PB (MAR/70): TEST 10 - ADD](MAINDEC-11-D0JA-PB.jpg)
![MAINDEC-11-D0KA-PB (MAR/70): TEST 11 - SUBTRACT](MAINDEC-11-D0KA-PB.jpg)
![MAINDEC-11-D0LA-PB (MAR/70): TEST 12 - JUMP](MAINDEC-11-D0LA-PB.jpg)
![MAINDEC-11-D0MA-PB (FEB/70): TEST 13 - JSR, RTS, RTI](MAINDEC-11-D0MA-PB.jpg)
![MAINDEC-11-D0NA-PB (APR/70): TEST 14 - TRAP TEST](MAINDEC-11-D0NA-PB.jpg)
Instructions for Running Diagnostics
------------------------------------

11
devices/pdp11/machine/1120/panel/debugger/test14/README.md Normal file
View file

@ -0,0 +1,11 @@
---
layout: page
title: PDP-11/20 with Front Panel and TEST 14
permalink: /devices/pdp11/machine/1120/panel/debugger/test14/
machines:
- id: test1120
type: pdp11
debugger: true
---
{% include machine.html id="test1120" %}

13
devices/pdp11/machine/1120/panel/debugger/test14/machine.xml Normal file
View file

@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="/versions/pdpjs/1.30.3/machine.xsl"?>
<machine id="test1120" class="pdp11" border="1" pos="center" background="#FAEBD7">
<name pos="center">PDP-11/20 with Front Panel and TEST 14</name>
<computer id="computer" busWidth="16"/>
<cpu id="cpu" model="1120" cycles="6666667"/>
<ram id="ram" addr="0x00000" size="0xE000" file="/apps/pdp11/tapes/diags/MAINDEC-11-D0NA-PB.json"/>
<device id="default" type="default"/>
<serial id="dl11" adapter="0" binding="print" upperCase="true"/>
<panel ref="/devices/pdp11/panel/1120/debugger/front.xml"/>
<debugger id="debugger" base="8" messages="" commands=""/>
<device ref="/devices/pdp11/pc11/default.xml"/>
</machine>

2
disks/dec/rl02k/xxdp/README.md
View file

@ -1,6 +1,6 @@
---
layout: page
title: DEC RL02K Disk Images: XXDP+
title: "DEC RL02K Disk Images: XXDP+"
permalink: /disks/dec/rl02k/xxdp/
---

16
docs/pcx86/examples/components.css
View file

@ -59,10 +59,10 @@
}
.pcjs-progress-bar {
height: 20px;
width: 0%;
width: 0;
background-color: gold;
position: absolute;
top: 0px;
top: 0;
}
.pcjs-progress-text {
height: 20px;
@ -71,7 +71,7 @@
line-height: 20px;
text-align: center;
position: absolute;
top: 0px;
top: 0;
z-index: 1;
}
.pcjs-register {
@ -187,7 +187,7 @@
.pcjs-switch {
height: 10px;
width: 28px;
margin-top: 0%;
margin-top: 0;
max-width: 90%;
background-color: #00ff00;
}
@ -229,9 +229,15 @@
}
.pcjs-registers {
width: 100% !important;
max-width: none !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
.pdp11-device {
width: 100% !important;
width: 98% !important;
max-width: none !important;
margin-left: 8px !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
}

4
modules/pdp11/lib/bus.js
View file

@ -1395,10 +1395,10 @@ BusPDP11.prototype.fault = function(addr, err, access)
this.fFault = true;
if (!this.nDisableFaults) {
if (DEBUGGER && this.dbg && this.dbg.messageEnabled(MessagesPDP11.FAULT)) {
this.dbg.printMessage("memory fault (" + access + ") on address " + this.dbg.toStrBase(addr), true, true);
this.dbg.printMessage("memory fault (" + access + ") on " + this.dbg.toStrBase(addr), true, true);
}
if (err) this.cpu.regErr |= err;
this.cpu.trap(PDP11.TRAP.BUS_ERROR, 0, addr);
this.cpu.trap(PDP11.TRAP.BUS, 0, addr);
}
};

32
modules/pdp11/lib/cpuops.js
View file

@ -693,7 +693,9 @@ PDP11.opBISB = function(opCode)
*/
PDP11.opBIT = function(opCode)
{
this.updateNZVFlags(this.readSrcWord(opCode) & this.readDstWord(opCode));
var src = this.readSrcWord(opCode);
var dst = this.readDstWord(opCode);
this.updateNZVFlags((src < 0? this.regsGen[-src-1] : src) & dst);
this.nStepCycles -= (this.dstMode? (3 + 1) + (this.srcReg && this.dstReg >= 6? 1 : 0) : (this.srcMode? (3 + 1) : (2 + 1)) + (this.dstReg == 7? 2 : 0));
};
@ -705,7 +707,9 @@ PDP11.opBIT = function(opCode)
*/
PDP11.opBITB = function(opCode)
{
this.updateNZVFlags((this.readSrcByte(opCode) & this.readDstByte(opCode)) << 8);
var src = this.readSrcByte(opCode);
var dst = this.readDstByte(opCode);
this.updateNZVFlags(((src < 0? (this.regsGen[-src-1] & 0xff) : src) & dst) << 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));
};
@ -827,7 +831,7 @@ PDP11.opBPL = function(opCode)
*/
PDP11.opBPT = function(opCode)
{
this.trap(PDP11.TRAP.BPT, 0, PDP11.REASON.BPT);
this.trap(PDP11.TRAP.BPT, 0, PDP11.REASON.OPCODE);
this.nStepCycles -= (4 + 1);
};
@ -964,7 +968,7 @@ PDP11.opCMP = function(opCode)
{
var src = this.readSrcWord(opCode);
var dst = this.readDstWord(opCode);
var result = src - dst;
var result = (src = (src < 0? this.regsGen[-src-1] : src)) - dst;
/*
* NOTE: CMP calculates (src - dst) rather than (dst - src), so src and dst updateSubFlags() parms must be reversed.
*/
@ -980,9 +984,9 @@ PDP11.opCMP = function(opCode)
*/
PDP11.opCMPB = function(opCode)
{
var src = this.readSrcByte(opCode) << 8;
var dst = this.readDstByte(opCode) << 8;
var result = src - dst;
var src = this.readSrcByte(opCode);
var dst = this.readDstByte(opCode);
var result = (src = (src < 0? (this.regsGen[-src-1] & 0xff): src) << 8) - (dst <<= 8);
/*
* NOTE: CMP calculates (src - dst) rather than (dst - src), so src and dst updateSubFlags() parms must be reversed.
*/
@ -1101,7 +1105,7 @@ PDP11.opDIV = function(opCode)
*/
PDP11.opEMT = function(opCode)
{
this.trap(PDP11.TRAP.EMT, 0, PDP11.REASON.EMT);
this.trap(PDP11.TRAP.EMT, 0, PDP11.REASON.OPCODE);
this.nStepCycles -= (22 + 3);
};
@ -1115,7 +1119,7 @@ PDP11.opHALT = function(opCode)
{
if (this.regPSW & PDP11.PSW.CMODE) {
this.regErr |= PDP11.CPUERR.BADHALT;
this.trap(PDP11.TRAP.BUS_ERROR, 0, PDP11.REASON.HALT);
this.trap(PDP11.TRAP.BUS, 0, PDP11.REASON.HALT);
} else {
if (this.panel) {
this.panel.setData(this.regsGen[0], true);
@ -1174,7 +1178,7 @@ PDP11.opINCB = function(opCode)
*/
PDP11.opIOT = function(opCode)
{
this.trap(PDP11.TRAP.IOT, 0, PDP11.REASON.IOT);
this.trap(PDP11.TRAP.IOT, 0, PDP11.REASON.OPCODE);
this.nStepCycles -= (22 + 3);
};
@ -1294,7 +1298,7 @@ PDP11.opMFPT = function(opCode)
/*
* TODO: Review
*/
this.trap(PDP11.TRAP.RESERVED, 0, PDP11.REASON.RESERVED);
this.trap(PDP11.TRAP.RESERVED, 0, PDP11.REASON.OPCODE);
};
PDP11.MOV_CYCLES = [
@ -1667,7 +1671,7 @@ PDP11.opSPL = function(opCode)
}
if (!(this.regPSW & PDP11.PSW.CMODE)) {
this.regPSW = (this.regPSW & ~(PDP11.PSW.UNUSED | PDP11.PSW.PRI)) | ((opCode & 0x7) << PDP11.PSW.SHIFT.PRI);
this.opFlags |= PDP11.OPFLAG.INTQ_SPL;
this.opFlags |= PDP11.OPFLAG.INTQ_DELAY;
}
this.nStepCycles -= (4 + 1);
};
@ -1716,7 +1720,7 @@ PDP11.opSXT = function(opCode)
*/
PDP11.opTRAP = function(opCode)
{
this.trap(PDP11.TRAP.TRAP, 0, PDP11.REASON.TRAP);
this.trap(PDP11.TRAP.TRAP, 0, PDP11.REASON.OPCODE);
this.nStepCycles -= (4 + 1);
};
@ -1826,7 +1830,7 @@ PDP11.opUndefined = function(opCode)
if (DEBUGGER && this.dbg) {
if (this.dbg.undefinedInstruction(opCode)) return;
}
this.trap(PDP11.TRAP.RESERVED, 0, PDP11.REASON.RESERVED);
this.trap(PDP11.TRAP.RESERVED, 0, PDP11.REASON.OPCODE);
};
/**

441
modules/pdp11/lib/cpustate.js
View file

@ -242,6 +242,10 @@ CPUStatePDP11.prototype.resetRegs = function()
this.mmuEnable = 0; // MMU enabled for PDP11.ACCESS.READ or PDP11.ACCESS.WRITE
this.mmuLastMode = 0;
this.mmuMask = 0x3ffff;
this.lastAI = 0; // last auto-incs and/or auto-decs; this gets propagated to MMR1
this.lastPC = 0; // last PC at the time of getOpcode(); this get propagated to MMR2
this.resetTriggers();
if (this.bus) this.setMemoryAccess();
@ -324,6 +328,9 @@ CPUStatePDP11.prototype.setMMR0 = function(newMMR0)
*/
CPUStatePDP11.prototype.getMMR1 = function()
{
if (!(this.regMMR0 & PDP11.MMR0.ABORT)) {
this.regMMR1 = this.lastAI & 0xffff;
}
var result = this.regMMR1;
if (result & 0xff00) {
result = ((result << 8) | (result >> 8)) & 0xffff;
@ -331,6 +338,20 @@ CPUStatePDP11.prototype.getMMR1 = function()
return result;
};
/**
* getMMR2()
*
* @this {CPUStatePDP11}
* @return {number}
*/
CPUStatePDP11.prototype.getMMR2 = function()
{
if (!(this.regMMR0 & PDP11.MMR0.ABORT)) {
this.regMMR2 = this.lastPC;
}
return this.regMMR2;
};
/**
* getMMR3()
*
@ -560,21 +581,22 @@ CPUStatePDP11.prototype.setNF = function()
/**
* getOpcode()
*
* TODO: Determine whether we can speed this up by *always* snapping PC into a shadow MMR2 register
* and eliminating the ABORT test.
*
* @this {CPUStatePDP11}
* @return {number}
*/
CPUStatePDP11.prototype.getOpcode = function()
{
var pc = this.regsGen[PDP11.REG.PC];
if (!(this.regMMR0 & PDP11.MMR0.ABORT)) {
this.regMMR1 = 0;
this.regMMR2 = pc;
}
this.lastAI = 0;
this.lastPC = pc;
/*
* If PC is unaligned, a BUS trap will be generated, and because it will generate an
* exception, the next line (the equivalent of advancePC(2)) will not be executed, ensuring that
* original unaligned PC will be pushed onto the stack by trap().
*/
var op = this.readWord(pc);
this.regsGen[PDP11.REG.PC] = (pc + 2) & 0xffff;
return this.readWord(pc);
return op;
};
/**
@ -614,10 +636,7 @@ CPUStatePDP11.prototype.getPC = function()
*/
CPUStatePDP11.prototype.getLastPC = function()
{
/*
* As long as we're always snapping the PC into regMMR2 before every opcode, we might as well use it.
*/
return this.regMMR2;
return this.lastPC;
};
/**
@ -739,11 +758,12 @@ CPUStatePDP11.prototype.removeTrigger = function(trigger)
CPUStatePDP11.prototype.setTrigger = function(trigger)
{
/*
* For now, we will not dispatch interrupts immediately, but always defer to checkInterrupts() instead.
* We COULD dispatch interrupts immediately, but there are compatibility reasons for ONLY doing so
* inside the stepCPU() loop; see that function for details.
*
if (this.dispatchInterrupt(trigger.vector, trigger.priority)) {
return true;
}
* if (this.dispatchInterrupt(trigger.vector, trigger.priority)) {
* return true;
* }
*/
this.insertTrigger(trigger);
this.opFlags |= PDP11.OPFLAG.INTQ;
@ -799,10 +819,10 @@ CPUStatePDP11.prototype.checkInterrupts = function()
fInterrupt = true;
}
}
else if (this.opFlags & PDP11.OPFLAG.INTQ_SPL) {
else if (this.opFlags & PDP11.OPFLAG.INTQ_DELAY) {
/*
* We know that INTQ (bit 1) is clear, so since INTQ_SPL (bit 0) is set, incrementing opFlags
* will transform INTQ_SPL into INTQ, without affecting any other (higher) bits.
* We know that INTQ (bit 1) is clear, so since INTQ_DELAY (bit 0) is set, incrementing opFlags
* will transform INTQ_DELAY into INTQ, without affecting any other (higher) bits.
*/
this.opFlags++;
}
@ -812,6 +832,9 @@ CPUStatePDP11.prototype.checkInterrupts = function()
/**
* dispatchInterrupt(vector, priority)
*
* TODO: The process of dispatching an interrupt MUST cost some cycles; either trap() needs to assess
* that cost, or we do.
*
* @this {CPUStatePDP11}
* @param {number} vector
* @param {number} priority
@ -831,6 +854,65 @@ CPUStatePDP11.prototype.dispatchInterrupt = function(vector, priority)
return false;
};
/**
* checkTraps()
*
* NOTE: The following code processes these "deferred" traps in priority order. Unfortunately, that
* order seems to have changed since the 11/20. For reference, here's the priority list for the 11/20:
*
* 1. Bus Errors
* 2. Instruction Traps
* 3. Trace Trap
* 4. Stack Overflow Trap
* 5. Power Failure Trap
*
* and for the 11/70:
*
* 1. HALT (Instruction, Switch, or Command)
* 2. MMU Faults
* 3. Parity Errors
* 4. Bus Errors (including stack overflow traps?)
* 5. Floating Point Traps
* 6. TRAP Instruction
* 7. TRACE Trap
* 8. OVFL Trap
* 9. Power Fail Trap
* 10. Console Bus Request (Front Panel Operation)
* 11. PIR 7, BR 7, PIR 6, BR 6, PIR 5, BR 5, PIR 4, BR 4, PIR 3, BR 3, PIR 2, PIR 1
* 12. WAIT Loop
*
* TODO: Determine 1) if the 11/20 Handbook was wrong, or 2) if the 11/70 really has different priorities.
*
* Also, as the PDP-11/20 Handbook (1971), p.100, notes:
*
* If a bus error is caused by the trap process handling instruction traps, trace traps, stack overflow
* traps, or a previous bus error, the processor is halted.
*
* If a stack overflow is caused by the trap process in handling bus errors, instruction traps, or trace traps,
* the process is completed and then the stack overflow trap is sprung.
*
* TODO: Based on the above notes, we should probably be halting the CPU when a bus error occurs during a trap.
*
* @this {CPUStatePDP11}
* @return {boolean} (true if dispatched, false if not)
*/
CPUStatePDP11.prototype.checkTraps = function()
{
if (this.opFlags & PDP11.OPFLAG.TRAP_MMU) {
this.trap(PDP11.TRAP.MMU, PDP11.OPFLAG.TRAP_MMU, PDP11.REASON.FAULT);
return true;
}
if (this.opFlags & PDP11.OPFLAG.TRAP_SP) {
this.trap(PDP11.TRAP.BUS, PDP11.OPFLAG.TRAP_SP, PDP11.REASON.YELLOW);
return true;
}
if (this.opFlags & PDP11.OPFLAG.TRAP_TF) {
this.trap(PDP11.TRAP.BPT, PDP11.OPFLAG.TRAP_TF, PDP11.REASON.TRACE);
return true;
}
return false;
};
/**
* isWaiting()
*
@ -1161,25 +1243,31 @@ CPUStatePDP11.prototype.trap = function(vector, flag, reason)
{
if (DEBUG && this.dbg) {
if (this.messageEnabled(MessagesPDP11.TRAP)) {
this.printMessage("trap to vector " + this.dbg.toStrBase(vector, 0, true) + (reason? " (" + this.dbg.toStrBase(reason) + ")" : ""), MessagesPDP11.TRAP, true);
var sReason = reason < 0? PDP11.REASONS[-reason] : this.dbg.toStrBase(reason);
this.printMessage("trap to vector " + this.dbg.toStrBase(vector, 1) + " (" + sReason + ")", MessagesPDP11.TRAP, true);
}
}
if (this.nDisableTraps) return;
var doubleTrap = false;
if (this.trapPSW < 0) {
this.trapPSW = this.getPSW();
} else if (!this.mmuMode) {
/*
* Double-fault (nested trap) condition detected.
*/
vector = 4;
doubleTrap = true;
/*
* The next two lines used to be deferred until after the setPSW() below, but
* I'm not seeing any dependencies on these registers, so I'm consolidating the code.
*/
this.regErr |= PDP11.CPUERR.RED;
this.regsGen[6] = 4;
reason = PDP11.REASON.RED;
}
if (!(this.regMMR0 & PDP11.MMR0.ABORT)) {
this.regMMR1 = 0xf6f6;
this.regMMR2 = vector;
}
this.lastPC = vector;
this.lastAI = 0;
/*
* Read from kernel D space
@ -1193,33 +1281,52 @@ CPUStatePDP11.prototype.trap = function(vector, flag, reason)
*/
this.setPSW((newPSW & ~PDP11.PSW.PMODE) | ((this.trapPSW >> 2) & PDP11.PSW.PMODE));
if (doubleTrap) {
this.regErr |= PDP11.CPUERR.RED;
this.regsGen[6] = 4;
}
this.pushWord(this.trapPSW);
this.pushWord(this.regsGen[7]);
this.setPC(newPC);
/*
* Since DEC's "TRAP TEST" triggers a RESERVED (instruction) trap with the stack deliberately
* set too low, and expects the stack overflow trap to be "sprung" immediately afterward, we only
* want to "lose interest" in TRAP flags that were set on entry.
* DEC's "TRAP TEST" triggers a RESERVED trap with an invalid opcode and the stack deliberately
* set too low, and expects the stack overflow trap to be "sprung" immediately afterward, so we
* only want to "lose interest" in the TRAP flag(s) that were set on entry, not ALL of them.
*
* this.opFlags &= ~PDP11.OPFLAG.TRAP_MASK; // lose interest in traps after an abort
*
* Well, OK, we're also supposed to "lose interest" in the TF flag, too; otherwise, DEC tests fail.
*
* Finally, setPSW() likes to always set INTQ, to force a check of hardware interrupts prior to
* the next instruction, just in case the PSW priority was lowered. However, there are "TRAP TEST"
* tests like this one:
*
* 005640: 012706 007700 MOV #7700,SP
* 005644: 012767 000340 172124 MOV #340,177776
* 005652: 012767 000100 171704 MOV #100,177564
* 005660: 012767 005712 172146 MOV #5712,000034 ; set TRAP vector (its PSW is already zero)
* 005666: 012767 005714 172170 MOV #5714,000064 ; set hardware interrupt vector (its PSW is already zero)
* 005674: 012767 005716 172116 MOV #5716,000020 ; set IOT vector
* 005702: 012767 000340 172112 MOV #340,000022 ; set IOT PSW
* 005710: 104400 TRAP 000
* 005712: 000004 IOT
* 005714: 000000 HALT
*
* where, after "TRAP 000" has executed, a hardware interrupt will be acknowledged, and instead of
* executing the IOT, we'll execute the HALT and fail the test. We avoid that by relying on the same
* trick that the SPL instruction uses: setting INTQ_DELAY instead of INTQ, which effectively delays
* INTQ detection for one instruction, which is just long enough to allow the diagnostic to pass.
*/
this.opFlags &= ~flag;
this.opFlags &= ~(flag | PDP11.OPFLAG.TRAP_TF | PDP11.OPFLAG.INTQ);
this.opFlags |= PDP11.OPFLAG.INTQ_DELAY | PDP11.OPFLAG.TRAP;
this.trapPSW = -1; // reset flag that we have a trap within a trap
/*
* These next properties are purely an aid for the Debugger; see getTrapStatus()
* These next properties (in conjunction with setting PDP11.OPFLAG.TRAP) are purely an aid for the Debugger;
* see getTrapStatus().
*/
this.opFlags |= PDP11.OPFLAG.TRAP;
this.trapVector = vector;
this.trapReason = reason;
if (reason != PDP11.REASON.INTERRUPT) throw vector;
if (reason >= PDP11.REASON.RED) throw vector;
};
/**
@ -1385,72 +1492,77 @@ CPUStatePDP11.prototype.mapVirtualToPhysical = function(virtualAddress, accessFl
var errorMask = 0;
switch (pdr & 0x7) {
case 1: // read-only with trap
errorMask = 0x1000; // MMU trap
errorMask = PDP11.MMR0.TRAP_MMU;
/* falls through */
case 2: // read-only
pdr |= 0x80; // Set A bit
if (accessFlags & PDP11.ACCESS.WRITE) {
errorMask = 0x2000; // read-only abort
errorMask = PDP11.MMR0.ABORT_RO;
}
break;
case 4: // read-write with read-write trap
errorMask = 0x1000; // MMU trap
errorMask = PDP11.MMR0.TRAP_MMU;
/* falls through */
case 5: // read-write with write trap
if (accessFlags & PDP11.ACCESS.WRITE) {
errorMask = 0x1000; // MMU trap
errorMask = PDP11.MMR0.TRAP_MMU;
}
/* falls through */
case 6: // read-write: set A & W bits
pdr |= ((accessFlags & PDP11.ACCESS.WRITE) ? 0xc0 : 0x80);
break;
default:
errorMask = 0x8000; // non-resident abort
errorMask = PDP11.MMR0.ABORT_NR;
break;
}
if ((pdr & 0x7f08) !== 0x7f00) { // skip checking most common case (hopefully)
if ((pdr & 0x7f08) != 0x7f00) { // skip checking most common case (hopefully)
if (pdr & 0x8) { // expand downwards
if (pdr & 0x7f00) {
if ((virtualAddress & 0x1fc0) < ((pdr >> 2) & 0x1fc0)) {
errorMask |= 0x4000; // page length error abort
errorMask |= PDP11.MMR0.ABORT_PL;
}
}
} else { // expand upwards
if ((virtualAddress & 0x1fc0) > ((pdr >> 2) & 0x1fc0)) {
errorMask |= 0x4000; // page length error abort
errorMask |= PDP11.MMR0.ABORT_PL;
}
}
}
// aborts and traps: log FIRST trap and MOST RECENT abort
/*
* Aborts and traps: log FIRST trap and MOST RECENT abort
*/
this.mmuPDR[this.mmuMode][page] = pdr;
if ((physicalAddress !== 0x3fff7a) || this.mmuMode) { // MMR0 is 017777572
if (physicalAddress != ((BusPDP11.IOPAGE_22BIT | PDP11.UNIBUS.MMR0) & this.mmuMask) || this.mmuMode) {
this.mmuLastMode = this.mmuMode;
this.mmuLastPage = page;
}
var fTrap = false;
var fAbort = false;
if (errorMask) {
if (errorMask & 0xe000) {
if (this.trapPSW >= 0) errorMask |= 0x80; // Instruction complete
if (!(this.regMMR0 & 0xe000)) {
if (errorMask & PDP11.MMR0.ABORT) {
if (this.trapPSW >= 0) errorMask |= 0x80; // Instruction complete
if (!(this.regMMR0 & PDP11.MMR0.ABORT)) {
this.regMMR0 |= errorMask | (this.mmuLastMode << 5) | (this.mmuLastPage << 1);
}
fTrap = true;
fAbort = true;
}
if (!(this.regMMR0 & 0xf000)) {
//if (physicalAddress < 017772200 || physicalAddress > 017777677) {
if (physicalAddress < 0x3ff480 || physicalAddress > 0x3fffbf) {
this.regMMR0 |= 0x1000; // MMU trap flag
if (this.regMMR0 & 0x0200) {
if (!(this.regMMR0 & (PDP11.MMR0.ABORT | PDP11.MMR0.TRAP_MMU))) {
/*
* TODO: Review the code below, because the address range seems over-inclusive.
*/
if (physicalAddress < ((BusPDP11.IOPAGE_22BIT | PDP11.UNIBUS.SIPDR0) & this.mmuMask) ||
physicalAddress > ((BusPDP11.IOPAGE_22BIT | PDP11.UNIBUS.UDPAR7 | 0x1) & this.mmuMask)) {
this.regMMR0 |= PDP11.MMR0.TRAP_MMU;
if (this.regMMR0 & PDP11.MMR0.MMU_TRAPS) {
this.opFlags |= PDP11.OPFLAG.TRAP_MMU;
}
}
}
if (fTrap) { // don't trap until the end, because it throws an exception
this.trap(PDP11.TRAP.MMU, 0, PDP11.REASON.MAPERROR);
if (fAbort) { // don't abort until the end, because it throws an exception
this.trap(PDP11.TRAP.MMU, 0, PDP11.REASON.ABORT);
}
}
return physicalAddress;
@ -1478,7 +1590,7 @@ CPUStatePDP11.prototype.readByteFromPhysical = function(physicalAddress)
CPUStatePDP11.prototype.writeByteToPhysical = function(physicalAddress, data)
{
if (physicalAddress & 1) this.nStepCycles--;
this.bus.setByte(physicalAddress, data & 0xff);
this.bus.setByte(physicalAddress, data);
};
/**
@ -1503,12 +1615,8 @@ CPUStatePDP11.prototype.popWord = function()
CPUStatePDP11.prototype.pushWord = function(data)
{
var virtualAddress = (this.regsGen[6] - 2) & 0xffff;
this.regsGen[6] = virtualAddress; // BSD needs SP updated before any fault :-(
if (!(this.regMMR0 & 0xe000)) {
this.regMMR1 = (this.regMMR1 << 8) | 0xf6;
}
this.lastAI = (this.lastAI << 8) | 0xf6;
this.checkStackLimit(0, virtualAddress);
this.writeWord(virtualAddress, data);
};
@ -1516,18 +1624,30 @@ CPUStatePDP11.prototype.pushWord = function(data)
/**
* checkStackLimit(mode, addr)
*
* The special "mode 0" case used by pushWord() ignores addr <= 4, because pushWord() is used by trap(),
* and if the trap() was generated by a RED error (below) or generated a RED error itself, then we need to
* avoid triggering another (nested) RED error.
*
* TODO: pushWord() is not used exclusively by trap(); it's also used by a few instructions, like opJSR(),
* so we might need to do some additional factoring of this function's logic.
*
* @this {CPUStatePDP11}
* @param {number} mode (ie, the addressing mode; 0 if push)
* @param {number} mode (ie, the addressing mode, or 0 if pushWord() is checking)
* @param {number} addr
*/
CPUStatePDP11.prototype.checkStackLimit = function(mode, addr)
{
if (!this.mmuMode && !(this.opFlags & PDP11.OPFLAG.TRAP_SP)) {
if (addr <= this.regSL && (mode || addr > 4) || mode && addr >= 0xfffe) {
if (this.model >= PDP11.MODEL_1145 && (addr <= this.regSL - 32 || mode == 1 && addr >= 0xfffe)) {
if (!this.mmuMode) {
/*
* NOTE: I've removed the tests below for addr >= 0xFFFE, which were ported from the original code,
* because while it's definitely a bad physical stack address, I'm not sure it rises to the level of
* a trap, and this code is already expensive enough as it is.
*/
if (addr <= this.regSL && (mode || addr > 4) /* || mode && addr >= 0xFFFE */) {
if (this.model >= PDP11.MODEL_1145 && (addr <= this.regSL - 32 /* || mode == 1 && addr >= 0xFFFE */)) {
this.regErr |= PDP11.CPUERR.RED;
this.regsGen[6] = 4;
this.trap(PDP11.TRAP.BUS_ERROR, 0, PDP11.REASON.STACKMODE1);
this.trap(PDP11.TRAP.BUS, 0, PDP11.REASON.RED);
} else {
/*
* On older machines (eg, the PDP-11/20), the instruction is always allowed to complete,
@ -1581,7 +1701,7 @@ CPUStatePDP11.prototype.checkStackLimit = function(mode, addr)
*/
CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
{
var virtualAddress, stepSize;
var virtualAddress, step;
var addrDSpace = (accessFlags & PDP11.ACCESS.VIRT)? 0 : this.addrDSpace;
/*
@ -1593,11 +1713,12 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
* Mode 0: Registers don't have a virtual address, so trap.
*
* NOTE: Most instruction code paths never call getAddrByMode() 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 presumably means a BUS_ERROR trap.
* JMP and JSR instructions are exceptions, but that's OK, because those are documented as
* ILLEGAL instructions which produce a BUS trap (as opposed to UNDEFINED instructions
* that cause a RESERVED trap).
*/
case 0:
this.trap(PDP11.TRAP.BUS_ERROR, 0, PDP11.REASON.NOREGADDR);
this.trap(PDP11.TRAP.BUS, 0, PDP11.REASON.ILLEGAL);
return 0;
/*
@ -1614,12 +1735,12 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
* Mode 2: (R)+
*/
case 2:
stepSize = 2;
step = 2;
virtualAddress = this.regsGen[reg];
if (reg != 7) {
virtualAddress |= addrDSpace;
if (reg < 6 && (accessFlags & PDP11.ACCESS.BYTE)) {
stepSize = 1;
step = 1;
}
}
this.nStepCycles -= (2 + 1);
@ -1629,7 +1750,7 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
* Mode 3: @(R)+
*/
case 3:
stepSize = 2;
step = 2;
virtualAddress = this.regsGen[reg];
if (reg != 7) virtualAddress |= addrDSpace;
virtualAddress = this.readWord(virtualAddress);
@ -1641,9 +1762,9 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
* Mode 4: -(R)
*/
case 4:
stepSize = -2;
if (reg < 6 && (accessFlags & PDP11.ACCESS.BYTE)) stepSize = -1;
virtualAddress = (this.regsGen[reg] + stepSize) & 0xffff;
step = -2;
if (reg < 6 && (accessFlags & PDP11.ACCESS.BYTE)) step = -1;
virtualAddress = (this.regsGen[reg] + step) & 0xffff;
if (reg != 7) virtualAddress |= addrDSpace;
this.nStepCycles -= (3 + 1);
break;
@ -1652,7 +1773,7 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
* Mode 5: @-(R)
*/
case 5:
stepSize = -2;
step = -2;
virtualAddress = (this.regsGen[reg] - 2) & 0xffff;
if (reg != 7) virtualAddress |= addrDSpace;
virtualAddress = this.readWord(virtualAddress) | addrDSpace;
@ -1679,17 +1800,14 @@ CPUStatePDP11.prototype.getAddrByMode = function(mode, reg, accessFlags)
return virtualAddress;
}
this.regsGen[reg] = (this.regsGen[reg] + stepSize) & 0xffff;
if (addrDSpace && !(this.regMMR0 & 0xe000)) {
this.regMMR1 = (this.regMMR1 << 8) | ((stepSize << 3) & 0xf8) | reg;
}
this.regsGen[reg] = (this.regsGen[reg] + step) & 0xffff;
this.lastAI = (this.lastAI << 8) | ((step << 3) & 0xf8) | reg;
/*
* NOTE: We had to eliminate the test for "(accessFlags & PDP11.ACCESS.WRITE)", because DEC's
* "TRAP TEST" expects "TST -(SP)" to trap when SP is 150.
*/
if (reg == 6 && stepSize < 0) {
if (reg == 6 && step < 0) {
this.checkStackLimit(mode, this.regsGen[6]);
}
return virtualAddress;
@ -1877,14 +1995,14 @@ CPUStatePDP11.prototype.writeWordToVirtual = function(virtualAddress, data)
*/
CPUStatePDP11.prototype.readWordFromPrevSpace = function(opCode, accessFlags)
{
var src;
var data;
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];
data = this.regsGen[reg];
} else {
src = this.regsAltStack[(this.regPSW >> 12) & 3];
data = this.regsAltStack[(this.regPSW >> 12) & 3];
}
} else {
var addr = this.getAddrByMode(mode, reg, PDP11.ACCESS.READ_WORD);
@ -1892,10 +2010,10 @@ CPUStatePDP11.prototype.readWordFromPrevSpace = function(opCode, accessFlags)
if ((this.regPSW & 0xf000) !== 0xf000) addr &= 0xffff;
}
this.mmuMode = (this.regPSW >> 12) & 3;
src = this.readWord(addr | (accessFlags & this.addrDSpace));
data = this.readWord(addr | (accessFlags & this.addrDSpace));
this.mmuMode = (this.regPSW >> 14) & 3;
}
return src;
return data;
};
/**
@ -1908,9 +2026,7 @@ CPUStatePDP11.prototype.readWordFromPrevSpace = function(opCode, accessFlags)
*/
CPUStatePDP11.prototype.writeWordToPrevSpace = function(opCode, accessFlags, data)
{
if (!(this.regMMR0 & 0xe000)) {
this.regMMR1 = 0x16;
}
this.lastAI = 0x0016;
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
if (!mode) {
@ -1938,6 +2054,11 @@ CPUStatePDP11.prototype.writeWordToPrevSpace = function(opCode, accessFlags, dat
/**
* readSrcByte(opCode)
*
* WARNING: If the SRC operand is a register, we return a negative register number rather than the
* register value, because the final value of the register must be resolved AFTER the DST operand has
* been decoded and any pre-decrement or post-increment operations affecting the SRC register have
* been completed. See readSrcWord() for more details.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @return {number}
@ -1949,7 +2070,7 @@ CPUStatePDP11.prototype.readSrcByte = function(opCode)
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;
result = -reg-1;
} else {
result = this.readByteFromPhysical(this.getAddr(mode, reg, PDP11.ACCESS.READ_BYTE));
}
@ -1959,6 +2080,27 @@ CPUStatePDP11.prototype.readSrcByte = function(opCode)
/**
* readSrcWord(opCode)
*
* WARNING: If the SRC operand is a register, we return a negative register number rather than the
* register value, because the final value of the register must be resolved AFTER the DST operand has
* been decoded and any pre-decrement or post-increment operations affecting the SRC register have
* been completed.
*
* Here's an example from DEC's "TRAP TEST":
*
* 007200: 012700 006340 MOV #6340,R0
* 007204: 010020 MOV R0,(R0)+
* 007206: 026727 177126 006342 CMP 006340,#6342
* 007214: 001401 BEQ 007220
* 007216: 000000 HALT
*
* If this function returned the value of R0 for the SRC operand of "MOV R0,(R0)+", then the operation
* would write 6340 to the destination, rather than 6342.
*
* Most callers don't need to worry about this, because if they pass the result from readSrcWord() directly
* to writeDstWord() or updateDstWord(), those functions will take care of converting any negative register
* number back into the current register value. The exceptions are opcodes that don't modify the DST operand
* (BIT, BITB, CMP, and CMPB); those opcode handlers must deal with negative register numbers themselves.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @return {number}
@ -1970,7 +2112,7 @@ CPUStatePDP11.prototype.readSrcWord = function(opCode)
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];
result = -reg-1;
} else {
result = this.bus.getWord(this.getAddr(mode, reg, PDP11.ACCESS.READ_WORD));
}
@ -2032,53 +2174,63 @@ CPUStatePDP11.prototype.readDstWord = function(opCode)
};
/**
* updateDstByte(opCode, src, fnOp)
* updateDstByte(opCode, data, fnOp)
*
* Used whenever the dst operand (as described by opCode) needs to be read before writing.
* Used whenever the DST operand (as described by opCode) needs to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @param {number} src
* @param {number} data
* @param {function(number,number)} fnOp
*/
CPUStatePDP11.prototype.updateDstByte = function(opCode, src, fnOp)
CPUStatePDP11.prototype.updateDstByte = function(opCode, data, fnOp)
{
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] & 0xff);
var dst = this.regsGen[reg];
data = (data < 0? (this.regsGen[-data-1] & 0xff) : data);
this.regsGen[reg] = (dst & 0xff00) | fnOp.call(this, data, dst & 0xff);
} else {
var addr = this.dstAddr = this.getAddr(mode, reg, PDP11.ACCESS.UPDATE_BYTE);
this.writeByteToPhysical(addr, fnOp.call(this, src, this.readByteFromPhysical(addr)));
data = (data < 0? (this.regsGen[-data-1] & 0xff) : data);
this.writeByteToPhysical(addr, fnOp.call(this, data, this.readByteFromPhysical(addr)));
}
};
/**
* updateDstWord(opCode, src, fnOp)
* updateDstWord(opCode, data, fnOp)
*
* Used whenever the dst operand (as described by opCode) needs to be read before writing.
* Used whenever the DST operand (as described by opCode) needs to be read before writing.
*
* @this {CPUStatePDP11}
* @param {number} opCode
* @param {number} src
* @param {number} data
* @param {function(number,number)} fnOp
*/
CPUStatePDP11.prototype.updateDstWord = function(opCode, src, fnOp)
CPUStatePDP11.prototype.updateDstWord = function(opCode, data, fnOp)
{
var reg = this.dstReg = opCode & PDP11.OPREG.MASK;
var mode = this.dstMode = (opCode & PDP11.OPMODE.MASK) >> PDP11.OPMODE.SHIFT;
/*
* TODO: If callers are careful about masking data, then we don't need to mask it here or in bus.setWord().
* We've eliminated the 0xffff data mask here, but bus.setWord() is still masking.
*/
this.assert(data < 0 && data >= -8 || !(data & ~0xffff));
if (!mode) {
this.regsGen[reg] = fnOp.call(this, src, this.regsGen[reg]);
this.regsGen[reg] = fnOp.call(this, data < 0? this.regsGen[-data-1] : data, this.regsGen[reg]);
} else {
var addr = this.getAddr(mode, reg, PDP11.ACCESS.UPDATE_WORD);
this.bus.setWord(addr, fnOp.call(this, src, this.bus.getWord(addr)));
this.bus.setWord(addr, fnOp.call(this, data < 0? this.regsGen[-data-1] : data, this.bus.getWord(addr)));
}
};
/**
* writeDstByte(opCode, data, writeFlags)
*
* Used whenever the dst operand (as described by opCode) 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} opCode
@ -2102,10 +2254,12 @@ CPUStatePDP11.prototype.writeDstByte = function(opCode, data, writeFlags)
* Potentially worthwhile optimization: skipping the sign-extending data shifts
* if writeFlags is WRITE.BYTE (but that requires an extra test and separate code paths).
*/
data = (data < 0? (this.regsGen[-data-1] & 0xff): data);
this.regsGen[reg] = (this.regsGen[reg] & ~writeFlags) | (((data << 24) >> 24) & writeFlags);
}
} else {
this.writeByteToPhysical(this.getAddr(mode, reg, PDP11.ACCESS.WRITE_BYTE), data);
var addr = this.getAddr(mode, reg, PDP11.ACCESS.WRITE_BYTE);
this.writeByteToPhysical(addr, (data = data < 0? (this.regsGen[-data-1] & 0xff): data));
}
return data;
};
@ -2113,7 +2267,7 @@ CPUStatePDP11.prototype.writeDstByte = function(opCode, data, writeFlags)
/**
* writeDstWord(opCode, data)
*
* Used whenever the dst operand (as described by opCode) 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} opCode
@ -2124,10 +2278,18 @@ 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;
/*
* TODO: If callers are careful about masking data, then we don't need to mask it here or in bus.setWord().
* We've eliminated the 0xffff data mask here, but bus.setWord() is still masking.
*/
this.assert(data < 0 && data >= -8 || !(data & ~0xffff));
if (!mode) {
this.regsGen[reg] = data & 0xffff;
this.regsGen[reg] = (data = (data < 0? this.regsGen[-data-1] : data));
} else {
this.bus.setWord(this.getAddr(mode, reg, PDP11.ACCESS.WRITE_WORD), data);
var addr = this.getAddr(mode, reg, PDP11.ACCESS.WRITE_WORD);
this.bus.setWord(addr, (data = (data < 0? this.regsGen[-data-1] : data)));
}
return data;
};
@ -2219,42 +2381,37 @@ CPUStatePDP11.prototype.stepCPU = function(nMinCycles)
if (this.opFlags) {
/*
* Check for any pending traps.
* If we're in the INTQ or WAIT state, check for any pending interrupts.
*
* I've moved this TRAP_MASK check BEFORE we decode the next instruction instead of immediately AFTER,
* just in case the last instruction threw an exception that kicked us out before we reached the bottom
* of the stepCPU() loop.
*
* Note: I've swapped the order (priority) of the TF and SP traps, based on the PDP-11/20 Handbook.
* TODO: Determine if 1) the 11/20 Handbook was wrong, or 2) the 11/70 really has different priorities.
* NOTE: It's no coincidence that we're checking this BEFORE any pending traps, because in rare
* cases (including some presented by those pesky "TRAP TEST" diagnostics), the process of dispatching
* an interrupt can trigger a TRAP_SP stack overflow condition, which must be dealt with BEFORE we
* execute the first instruction of the interrupt handler.
*/
if (this.opFlags & PDP11.OPFLAG.TRAP_MASK) {
if (this.opFlags & PDP11.OPFLAG.TRAP_MMU) {
this.trap(PDP11.TRAP.MMU, PDP11.OPFLAG.TRAP_MMU, PDP11.REASON.TRAPMMU);
}
else if (this.opFlags & PDP11.OPFLAG.TRAP_TF) {
this.trap(PDP11.TRAP.BPT, PDP11.OPFLAG.TRAP_TF, PDP11.REASON.TRAPTF);
}
else if (this.opFlags & PDP11.OPFLAG.TRAP_SP) {
this.trap(PDP11.TRAP.BUS_ERROR, PDP11.OPFLAG.TRAP_SP, PDP11.REASON.TRAPSP);
}
}
/*
* If we're in the INTQ or WAIT state, see if any interrupts can kick us out of that state.
*
* By also requiring nMinCycles to be non-zero before checking the interrupt queue, we avoid
* interrupting the natural flow of instructions whenever the Debugger is stepping through code.
*/
if ((this.opFlags & (PDP11.OPFLAG.INTQ_SPL | PDP11.OPFLAG.INTQ | PDP11.OPFLAG.WAIT)) /*&& nMinCycles*/) {
if ((this.opFlags & (PDP11.OPFLAG.INTQ_MASK | PDP11.OPFLAG.WAIT)) /* && nDebugState >= 0 */) {
if (this.checkInterrupts()) {
/*
* Since an interrupt was just dispatched, altering the normal flow of time and changing
* the future as we knew it, let's break out immediately if we're single-stepping, so that
* the Debugger gets to see the first instruction of the interrupt handler.
* the Debugger gets to see the first instruction of the interrupt handler. NOTE: This
* assumes that we've still commented out the nDebugState check above that used to bypass
* checkInterrupts() when single-stepping.
*/
if (nDebugState < 0) break;
}
}
/*
* Next, check for any pending traps (which, as noted above, must be done after checkInterrupts()).
*
* I've moved this TRAP_MASK check BEFORE we decode the next instruction instead of immediately AFTER,
* just in case the last instruction threw an exception that kicked us out before we reached the bottom
* of the stepCPU() loop.
*/
if (this.opFlags & PDP11.OPFLAG.TRAP_MASK) {
if (this.checkTraps()) {
if (nDebugState < 0) break;
}
}
}
/*

23
modules/pdp11/lib/debugger.js
View file

@ -431,7 +431,7 @@ if (DEBUGGER) {
DebuggerPDP11.OPNONE = [DebuggerPDP11.OPS.NONE];
/*
* Table of opcodes that are specific to the 11/45 and higher
* Table of opcodes specific to the 11/45 and newer
*/
DebuggerPDP11.OP1145 = [
DebuggerPDP11.OPS.MARK,
@ -1220,7 +1220,7 @@ if (DEBUGGER) {
if (this.sMessagePrev && sMessage == this.sMessagePrev) return;
this.sMessagePrev = sMessage;
if ((this.bitsMessage & MessagesPDP11.HALT) && this.cpu && this.cpu.isRunning()) {
if ((this.bitsMessage & MessagesPDP11.HALT) && this.cpu && this.cpu.isRunning() || this.isBusy(true)) {
this.stopCPU();
sMessage += " (cpu halted)";
}
@ -1399,9 +1399,9 @@ if (DEBUGGER) {
var trapStatus = this.cpu.getTrapStatus();
if (trapStatus) {
var trapReason = trapStatus >> 8;
var sReason = trapReason? (" (" + trapReason + ")") : "";
this.println("trapped to " + this.toStrBase(trapStatus & 0xff, 1) + sReason);
var reason = trapStatus >> 8;
var sReason = reason < 0? PDP11.REASONS[-reason] : this.toStrBase(reason);
this.println("trapped to " + this.toStrBase(trapStatus & 0xff, 1) + " (" + sReason + ")");
}
this.dbgAddrNextCode = this.newAddr(this.cpu.getPC());
@ -2984,10 +2984,10 @@ if (DEBUGGER) {
*
* Besides, it's nice for "db" and "dw" to generate the same Bus activity that typical byte and word reads do.
*/
var i, n;
var i = nBytesPerLine;
var data = 0, shift = 0;
for (i = nBytesPerLine; i > 0 && nBytes > 0; i -= n, nBytes -= n) {
n = 1;
while (i > 0 && nBytes > 0) {
var n = 1;
var v = size == 1? this.getByte(dbgAddr, n) : this.getWord(dbgAddr, (n = 2));
data |= (v << (shift << 3));
shift += n;
@ -3001,7 +3001,12 @@ if (DEBUGGER) {
}
data = shift = 0;
}
sChars += (v >= 32 && v < 128? String.fromCharCode(v) : '.');
i -= n; nBytes -= n;
while (n--) {
var c = v & 0xff;
sChars += (c >= 32 && c < 128? String.fromCharCode(c) : '.');
v >>= 8;
}
}
if (sDump) sDump += "\n";
if (fJSON) {

73
modules/pdp11/lib/defines.js
View file

@ -82,7 +82,7 @@ var TYPEDARRAYS = (typeof ArrayBuffer !== 'undefined');
* MEMFAULT forces the Memory interfaces to signal a CPU fault when a word is accessed using an odd (unaligned) address.
*
* Since PDPjs inherited its Bus component from PCx86, it included support for both aligned and unaligned word accesses
* by default. However, the PDP-11 adds a wrinkle: when an odd address is used to access a memory word, a BUS_ERROR trap
* by default. However, the PDP-11 adds a wrinkle: when an odd address is used to access a memory word, a BUS trap
* must be generated. Note that odd IOPAGE word accesses are fine; this only affects the Memory component.
*
* When the MMU is enabled, these checks may also be performed at a higher level, eliminating the need for them at the
@ -161,19 +161,19 @@ var PDP11 = {
* Processor Status flag definitions (stored in regPSW)
*/
PSW: {
CF: 0x0001, // bit 0: Carry Flag
VF: 0x0002, // bit 1: Overflow Flag (aka OF on Intel processors)
ZF: 0x0004, // bit 2: Zero Flag
NF: 0x0008, // bit 3: Negative Flag (aka SF -- Sign Flag -- on Intel processors)
TF: 0x0010, // bit 4: Trap Flag
PRI: 0x00E0, // bits 5-7: Priority
UNUSED: 0x0700, // bits 8-10: unused
CF: 0x0001, // bit 0 (000001) Carry Flag
VF: 0x0002, // bit 1 (000002) Overflow Flag (aka OF on Intel processors)
ZF: 0x0004, // bit 2 (000004) Zero Flag
NF: 0x0008, // bit 3 (000010) Negative Flag (aka SF -- Sign Flag -- on Intel processors)
TF: 0x0010, // bit 4 (000020) Trap Flag
PRI: 0x00E0, // bits 5-7 (000340) Priority
UNUSED: 0x0700, // bits 8-10 (003400) UNUSED
/*
* PSW bits above this point are unused on 11/20-class machines
*/
REGSET: 0x0800, // bit 11: Register Set (
PMODE: 0x3000, // bits 12-13: Prev Mode (see PDP11.MODE)
CMODE: 0xC000, // bits 14-15: Curr Mode (see PDP11.MODE)
REGSET: 0x0800, // bit 11 (004000) Register Set
PMODE: 0x3000, // bits 12-13 (030000) Prev Mode (see PDP11.MODE)
CMODE: 0xC000, // bits 14-15 (140000) Curr Mode (see PDP11.MODE)
SHIFT: {
CF: 0,
VF: 1,
@ -197,13 +197,14 @@ var PDP11 = {
* Internal operation state flags
*/
OPFLAG: {
INTQ_SPL: 0x01, // INTQ triggered by SPL
INTQ_DELAY: 0x01, // set INTQ on next check (set by SPL and traps)
INTQ: 0x02, // call checkInterrupts()
INTQ_MASK: 0x03,
WAIT: 0x04, // WAIT operation in progress
TRAP: 0x08, // set if last operation was a trap (see trapLast for the vector, and trapReason for the reason)
TRAP_TF: 0x10, // aka PDP11.PSW.TF
TRAP_MMU: 0x20,
TRAP_SP: 0x40, // set for a deferred BUS_ERROR trap (due to a "yellow" stack overflow condition)
TRAP_SP: 0x20, // set for a deferred BUS trap (due to a "yellow" stack overflow condition)
TRAP_MMU: 0x40,
TRAP_MASK: 0x70,
NO_FLAGS: 0x80, // set whenever the PSW is written directly, requiring all updateXXXFlags() functions to leave flags unchanged
PRESERVE: 0x07 // OPFLAG bits to preserve prior to the next instruction
@ -250,7 +251,7 @@ var PDP11 = {
*/
TRAP: {
UNDEFINED: 0x00, // 000 (reserved)
BUS_ERROR: 0x04, // 004 illegal instruction, unaligned address, invalid memory, stack limit, microbreak
BUS: 0x04, // 004 unaligned address, non-existent memory, illegal instruction, etc
RESERVED: 0x08, // 010 reserved instructions
BPT: 0x0C, // 014 BPT: breakpoint trap (trace)
IOT: 0x10, // 020 IOT: input/output trap
@ -261,28 +262,32 @@ var PDP11 = {
MMU: 0xA8 // 250 MMU: aborts and traps
},
/*
* PDP-11 trap reasons (for diagnostic purposes only)
* PDP-11 trap reasons; the reason may also be a non-negative address indicating a BUS memory error
* (unaligned address or non-existent memory). Any reason >= RED (which includes BUS memory errors) generate
* immediate (thrown) traps; the rest generate synchronous traps.
*/
REASON: {
BPT: -1,
EMT: -2,
HALT: -3,
IOT: -4,
TRAP: -5,
RESERVED: -6,
TRAPMMU: -7,
TRAPSP: -8,
TRAPTF: -9,
ODDMEMADDR: -10,
NOMEMORY: -11,
ODDMMUADDR: -12,
MAPERROR: -13,
PUSHERROR: -14,
NOREGADDR: -15,
STACKMODE1: -16,
STACKERROR: -17,
INTERRUPT: -18
ABORT: -1, // immediate MMU fault
ILLEGAL: -2, // immediate invalid opcode (BUS)
RED: -3, // immediate stack overflow fault (BUS)
YELLOW: -4, // deferred stack overflow fault (BUS)
FAULT: -5, // deferred MMU fault
TRACE: -6, // deferred TF fault (BPT)
HALT: -7, // illegal HALT (BUS)
OPCODE: -8, // opcode-generated trap (eg, BPT, EMT, IOT, TRAP, or RESERVED opcode)
INTERRUPT: -9, // device-generated trap (vector is device-specific)
},
REASONS: [
"ABORT",
"ILLEGAL",
"RED",
"YELLOW",
"FAULT",
"TRACE",
"HALT",
"OPCODE",
"INTERRUPT"
],
/*
* Internal memory access flags
*/

14
modules/pdp11/lib/device.js
View file

@ -243,19 +243,7 @@ DevicePDP11.prototype.readMMR1 = function(addr)
*/
DevicePDP11.prototype.readMMR2 = function(addr)
{
return this.cpu.regMMR2;
};
/**
* writeMMR2(data, addr)
*
* @this {DevicePDP11}
* @param {number} data
* @param {number} addr (eg, PDP11.UNIBUS.MMR2 or 177576)
*/
DevicePDP11.prototype.writeMMR2 = function(data, addr)
{
this.cpu.regMMR2 = data;
return this.cpu.getMMR2();
};
/**

1
modules/pdp11/lib/pc11.js
View file

@ -287,6 +287,7 @@ PC11.prototype.initBus = function(cmp, bus, cpu, dbg)
});
bus.addIOTable(this, PC11.UNIBUS_IOTABLE);
bus.addResetHandler(this.reset.bind(this));
this.addTape("None", PC11.SOURCE.NONE, true);
if (this.fLocalTapes) this.addTape("Local Tape", PC11.SOURCE.LOCAL);

1
modules/pdp11/lib/rl11.js
View file

@ -283,6 +283,7 @@ RL11.prototype.initBus = function(cmp, bus, cpu, dbg)
this.triggerInterrupt = this.cpu.addTrigger(PDP11.RL11.VEC, PDP11.RL11.PRI);
bus.addIOTable(this, RL11.UNIBUS_IOTABLE, MessagesPDP11.DISK);
bus.addResetHandler(this.reset.bind(this));
this.addDisk("None", RL11.SOURCE.NONE, true);
if (this.fLocalDisks) this.addDisk("Local Disk", RL11.SOURCE.LOCAL);

13
modules/pdp11/lib/serialport.js
View file

@ -312,6 +312,8 @@ SerialPortPDP11.prototype.initBus = function(cmp, bus, cpu, dbg)
});
bus.addIOTable(this, SerialPortPDP11.UNIBUS_IOTABLE);
bus.addResetHandler(this.reset.bind(this));
this.setReady();
};
@ -655,10 +657,10 @@ SerialPortPDP11.prototype.readXCSR = function(addr)
SerialPortPDP11.prototype.writeXCSR = function(data, addr)
{
/*
* If the device is READY, and IE is transitioning on, then request an interrupt.
* If the device is READY, and TIE is being set, then request an interrupt.
*/
if ((this.xcsr & (PDP11.DL11.XCSR.READY | PDP11.DL11.XCSR.TIE)) == PDP11.DL11.XCSR.READY && (data & PDP11.DL11.XCSR.TIE)) {
this.cpu.setTimer(this.timerTransmitInterrupt, this.getBaudTimeout(this.nBaudTransmit));
if ((this.xcsr & PDP11.DL11.XCSR.READY) && (data & PDP11.DL11.XCSR.TIE)) {
this.cpu.setTrigger(this.triggerTransmitInterrupt);
}
this.xcsr = (this.xcsr & ~PDP11.DL11.XCSR.WMASK) | (data & PDP11.DL11.XCSR.WMASK);
};
@ -688,6 +690,11 @@ SerialPortPDP11.prototype.writeXBUF = function(data, addr)
if (data) {
this.transmitByte(data);
this.xcsr &= ~PDP11.DL11.XCSR.READY;
/*
* NOTE: When debugging issues involving the SerialPort, such as debugging code between a pair of
* transmitted bytes, you can pass 0 instead of getBaudTimeout() to setTimer() to minimize the amount
* of time spent waiting for XCSR.READY to be set again.
*/
this.cpu.setTimer(this.timerTransmitInterrupt, this.getBaudTimeout(this.nBaudTransmit));
}
};

16
modules/shared/templates/components.css
View file

@ -64,10 +64,10 @@
}
.pcjs-progress-bar {
height: 20px;
width: 0%; /* this will be updated pragmatically */
width: 0; /* this will be updated pragmatically */
background-color: gold;
position: absolute;
top: 0px;
top: 0;
}
.pcjs-progress-text {
height: 20px;
@ -76,7 +76,7 @@
line-height: 20px;
text-align: center;
position: absolute;
top: 0px;
top: 0;
z-index: 1;
}
.pcjs-register {
@ -192,7 +192,7 @@
.pcjs-switch {
height: 10px;
width: 28px;
margin-top: 0%;
margin-top: 0;
max-width: 90%;
background-color: #00ff00;
}
@ -234,9 +234,15 @@
}
.pcjs-registers {
width: 100% !important;
max-width: none !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
.pdp11-device {
width: 100% !important;
width: 98% !important;
max-width: none !important;
margin-left: 8px !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
}

16
versions/pc8080/1.30.3/components.css
View file

@ -59,10 +59,10 @@
}
.pcjs-progress-bar {
height: 20px;
width: 0%;
width: 0;
background-color: gold;
position: absolute;
top: 0px;
top: 0;
}
.pcjs-progress-text {
height: 20px;
@ -71,7 +71,7 @@
line-height: 20px;
text-align: center;
position: absolute;
top: 0px;
top: 0;
z-index: 1;
}
.pcjs-register {
@ -187,7 +187,7 @@
.pcjs-switch {
height: 10px;
width: 28px;
margin-top: 0%;
margin-top: 0;
max-width: 90%;
background-color: #00ff00;
}
@ -229,9 +229,15 @@
}
.pcjs-registers {
width: 100% !important;
max-width: none !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
.pdp11-device {
width: 100% !important;
width: 98% !important;
max-width: none !important;
margin-left: 8px !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
}

16
versions/pcx86/1.30.3/components.css
View file

@ -59,10 +59,10 @@
}
.pcjs-progress-bar {
height: 20px;
width: 0%;
width: 0;
background-color: gold;
position: absolute;
top: 0px;
top: 0;
}
.pcjs-progress-text {
height: 20px;
@ -71,7 +71,7 @@
line-height: 20px;
text-align: center;
position: absolute;
top: 0px;
top: 0;
z-index: 1;
}
.pcjs-register {
@ -187,7 +187,7 @@
.pcjs-switch {
height: 10px;
width: 28px;
margin-top: 0%;
margin-top: 0;
max-width: 90%;
background-color: #00ff00;
}
@ -229,9 +229,15 @@
}
.pcjs-registers {
width: 100% !important;
max-width: none !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
.pdp11-device {
width: 100% !important;
width: 98% !important;
max-width: none !important;
margin-left: 8px !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
}

16
versions/pdpjs/1.30.3/components.css
View file

@ -59,10 +59,10 @@
}
.pcjs-progress-bar {
height: 20px;
width: 0%;
width: 0;
background-color: gold;
position: absolute;
top: 0px;
top: 0;
}
.pcjs-progress-text {
height: 20px;
@ -71,7 +71,7 @@
line-height: 20px;
text-align: center;
position: absolute;
top: 0px;
top: 0;
z-index: 1;
}
.pcjs-register {
@ -187,7 +187,7 @@
.pcjs-switch {
height: 10px;
width: 28px;
margin-top: 0%;
margin-top: 0;
max-width: 90%;
background-color: #00ff00;
}
@ -229,9 +229,15 @@
}
.pcjs-registers {
width: 100% !important;
max-width: none !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
.pdp11-device {
width: 100% !important;
width: 98% !important;
max-width: none !important;
margin-left: 8px !important;
padding-left: 0 !important;
padding-right: 0 !important;
}
}

515
versions/pdpjs/1.30.3/pdp11-dbg.js
View file

@ -40,282 +40,283 @@ function wa(a,b){return(a+" ").slice(0,b)
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function X(a){this.M=a.baudReceive||9600;this.R=a.baudTransmit||9600;this.ca=a.upperCase;this.B=this.D=null;this.S=a.tabSize;this.O=a.charBOL;this.H=0;t.call(this,"SerialPort",a,X,8388608);var b=a.binding;if("console"==b)this.D="";else{var c;a=Vg;b&&(void 0===c&&(c="Panel"),(c=tb(c,this.id))&&(b=c.G[b])&&this.ra(null,a,b))}this.I=this.L=null;this.exports={connect:this.yc,receiveData:this.jc}}z(X);var Vg="buffer";k=X.prototype;
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function qh(a,b,c,d,e){var f=c;if(a.v)return!0;a.Xa=b;a.gb=c;a.Gc=ra(c);a.v=e;a.A=a.controller;if(d){var g=new FileReader;g.onload=function(){var b=g.result,c,d=b?b.byteLength:0,e=ka[d];if(e){a.ua=e[0];a.za=e[1];a.pa=e[2];a.La=e[3]||512;c=a.La>>2;var f=e=0,b=new DataView(b,0,d);a.b=Array(a.ua);for(d=0;d<a.b.length;d++)for(var r=a.b[d]=Array(a.za),w=0;w<r.length;w++)for(var y=r[w]=Array(a.pa),x=0;x<y.length;x++){for(var C=ph(null,d,w,x+1,a.La,0),ia=C.data,Ja=0;Ja<c;Ja++,f+=4)var P=ia[Ja]=b.getInt32(f,
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function yg(a){t.call(this,"ROM",a,yg);this.ga=this.g=null;this.A=a.addr;this.f=a.size;this.D=!1;this.B=a.alias;this.C=a.file;this.H=ra(this.C);if(this.C){a=this.C;var b=sa(this.H);"json"!=b&&"hex"!=b&&(a=Fa()+"/api/v1/dump?file="+this.C+"&format=bytes&decimal=true");var c=this;Da(a,null,!0,function(a,b,f){f?(c.P("Unable to load ROM resource (error "+f+": "+a+")"),c.C=null):(qb(c.Qa,a,b),(a=Ea(a,b))?(c.g=a.da,c.ga=a.ga):c.C=null);zg(c)})}}z(yg);k=yg.prototype;
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function Vg(a,b,c,d,e,f){var g=!1;if(null==c)for(var h=0;h<b.length-1;){var l=b[h]&255|(b[h+1]&255)<<8;if(l)if(l&255){if(1!=l)break;if(h+6>=b.length)break;for(var h=h+2,m=b[h++]&255|(b[h++]&255)<<8,n=b[h++]&255|(b[h++]&255)<<8,l=l+((m&255)+(m>>8)+(n&255)+(n>>8)),v=h,r=m-=6;0<m&&h<b.length;)l+=b[h++]&255,m--;if(m||h>=b.length)break;l+=b[h++]&255;if(l&255)break;if(r)for(E(a,"loading "+p(r,4,!0)+" bytes at "+p(n,4,!0)+"-"+p(n+r-1,4,!0),1048576);r--;)a.b.rb(n++,b[v++]&255);else n&1?a.b.fa():null==d&&
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function X(a){this.M=a.baudReceive||9600;this.ca=a.baudTransmit||9600;this.$=a.upperCase;this.B=this.D=null;this.R=a.tabSize;this.O=a.charBOL;this.H=0;t.call(this,"SerialPort",a,X,8388608);var b=a.binding;if("console"==b)this.D="";else{var c;a=Xg;b&&(void 0===c&&(c="Panel"),(c=tb(c,this.id))&&(b=c.G[b])&&this.sa(null,a,b))}this.I=this.L=null;this.exports={connect:this.xc,receiveData:this.ic}}z(X);var Xg="buffer";k=X.prototype;
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function Vc(a){t.call(this,"PC11",a,Vc);this.g=a.autoMount||null;this.D=0;this.$=a.baudReceive||3600;this.J=this.L=this.f=0;this.I=[];this.H=ah;this.B=bh;this.M=this.A="";this.da=this.La=this.Ka=null;this.R=-1;this.O=!Ra("Mobi")&&window&&"FileReader"in window}z(Vc);var ah="",bh=0;k=Vc.prototype;
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function(){var a=d.G.listTapes;a&&ch(d,a.options[a.selectedIndex].text,a.value,e)},!0;case "mountTape":if(!this.O){c.parentNode.removeChild(c);break}this.G[b]=c;c.addEventListener("change",function(){var a=c.children[0];a.children[1].disabled=!a.children[0].files.length});c.onsubmit=function(a){if(a=a.currentTarget[1].files[0]){var b=a.name;ch(d,ra(b,!0),b,1,a)}return!1};return!0;case "readProgress":return this.G[b]=c,!0}return!1};
k.Ea=function(a,b,c,d){this.C=a;this.v=b;this.b=c;this.i=d;this.S=dh(a);var e=this;if((this.g=nd(this.C,"autoMount")||this.g)&&"string"==typeof this.g)try{this.g=eval("("+this.g+")")}catch(f){q("PC11 auto-mount error: "+f.message+" ("+this.g+")"),this.g=null}this.X=Qc(56,4);this.ca=Nc(this.b,function(){1==(e.f&32769)&&!(e.f&128)&&e.J<e.I.length&&(e.L=e.I[e.J++]&255,eh(e,e.J/e.I.length*100),e.f|=128,e.f&=-2049,e.f&64&&Oc(e.b,e.X))});Hb(b,this,fh);Jb(b,this.reset.bind(this));gh(this,"None",ah,!0);this.O&&
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function ch(a,b,c,d,e){if(c)if("?"==c)a.P('Use "Choose File" and "Mount" to select and load a local tape.');else{if("??"==c){c=window.prompt("Enter the URL of a remote tape image.","")||"";if(!c)return;b=ra(c);a.status("Attempting to load "+c+' as "'+b+'"');a.H="??"}else a.H=c;ih(a,b,c,d,!1,e)}else kh(a,!1)}
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function lh(a,b,c,d,e){var f=c;if(e){var g=new FileReader;g.onload=function(){var e=g.result;e&&(e=new Uint8Array(e,0,e.byteLength),mh(a,b,c,d,e),a.H="?");jh(a)};g.readAsArrayBuffer(e);return!0}0>c.indexOf("/api/v1/dump")&&(e=sa(c),f="json"==e||"gz"==e?encodeURI(c):Fa()+"/api/v1/dump?path="+encodeURIComponent(c)+"&format=json");return!!Da(f,null,!0,function(e,f,g){var h=0>g&&a.C&&!a.C.w.ha;g?a.P('Unable to load tape "'+b+'" (error '+g+": "+e+")",h):(qb(a.Qa,e,f),(e=Ea(e,f))&&mh(a,b,c,d,e.da,e.La,
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function jh(a){var b=a.G.listTapes;if(b&&b.options){a=a.H||a.A;for(var c=0;c<b.options.length;c++)if(b.options[c].value==a){b.selectedIndex!=c&&(b.selectedIndex=c);break}c==b.options.length&&(b.selectedIndex=0)}}function eh(a,b){b|=0;if(b!==a.R){var c=a.G.readProgress;c&&(c=(c=D(c,"pcjs-progress-bar"))&&c[0])&&c.style&&(c.style.width=b+"%");a.R=b}}
function mh(a,b,c,d,e,f,g){a.M=b;a.A=c;a.B=d;a.da=e;a.La=f;a.Ka=g;2==d?a.S&&Vg(a.S,e,f,g)?a.status("tape loaded: "+b):(a.M="",a.A="",a.H=ah,a.B=bh,a.P("No load address available for tape: "+b)):(a.J=0,a.I=e,a.status("tape attached: "+b),eh(a,0))}function kh(a,b){if(a.A||!1===b)a.M="",a.A="",b||(a.B&&a.status(1==a.B?"tape detached":"tape unloaded"),a.H=ah,a.B=bh,jh(a))}k.save=function(){return(new N(this)).data()};k.restore=function(){return!0};k.Ad=function(){return this.f&65534};
k.se=function(a){a&1&&(this.f&32768?(a&=-2,this.f&64&&Oc(this.b,this.X)):(this.f&=-129,this.f|=2048,this.L=0,Pc(this.b,this.ca,1E3/Math.round(this.$/10))));this.f=this.f&-66|a&65};k.zd=function(){this.f&=-129;this.f|=2048;return this.L};k.re=function(){};var nh={},fh=(nh[65384]=[null,null,Vc.prototype.Ad,Vc.prototype.se,"PRS"],nh[65386]=[null,null,Vc.prototype.zd,Vc.prototype.re,"PRB"],nh);
function oh(a,b,c){t.call(this,"Disk",{id:a.Qa+".disk"+p(++ph,4)},oh,4194304);this.controller=a;this.C=a.C;this.i=a.i;this.B=b;this.Ya=b.name;this.ec=b.ec;qh(this,c,b.ua,b.Aa,b.qa,b.Ma);H(this)}var ph=0;z(oh);k=oh.prototype;k.Ea=function(a,b,c,d){this.i=d};
function qh(a,b,c,d,e,f){a.mode=b;a.ua=c;a.Aa=d;a.qa=e;a.Ma=f;a.b=[];if("preload"!=a.mode){b=Array(a.ua);for(c=0;c<b.length;c++){d=Array(a.Aa);for(e=0;e<d.length;e++){f=Array(a.qa);for(var g=1;g<=f.length;g++)f[g-1]=rh(null,c,e,g,a.Ma,0);d[e]=f}b[c]=d}a.b=b}a.f=null}
function sh(a,b,c,d,e){var f=c;if(a.v)return!0;a.Ya=b;a.fb=c;a.Ic=ra(c);a.v=e;a.A=a.controller;if(d){var g=new FileReader;g.onload=function(){var b=g.result,c,d=b?b.byteLength:0,e=ka[d];if(e){a.ua=e[0];a.Aa=e[1];a.qa=e[2];a.Ma=e[3]||512;c=a.Ma>>2;var f=e=0,b=new DataView(b,0,d);a.b=Array(a.ua);for(d=0;d<a.b.length;d++)for(var r=a.b[d]=Array(a.Aa),w=0;w<r.length;w++)for(var y=r[w]=Array(a.qa),x=0;x<y.length;x++){for(var C=rh(null,d,w,x+1,a.Ma,0),ia=C.data,Ja=0;Ja<c;Ja++,f+=4)var P=ia[Ja]=b.getInt32(f,
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null,!0,function(b,c,d){th(a,b,c,d)})}
function th(a,b,c,d){var e=null;a.g=!1;var f=0>d&&a.C&&!a.C.w.ha;if(d)a.controller.P('Unable to load disk "'+a.Ya+'" (error '+d+": "+b+")",f);else{qb(a.controller.Qa,b,c);try{if(0<ra(a.Ic,!0).toLowerCase().indexOf("-readonly"))a.g=!0;else{var g=c.indexOf("\n");0<g&&1024>g&&0<c.substring(0,g).indexOf("write-protected")&&(a.g=!0)}var h;"<"==c.substr(0,1)?h=["Missing disk image: "+a.Ya]:h=0>c.indexOf("0x")&&'["'!=c.substr(0,2)?JSON.parse(c.replace(/([a-z]+):/gm,'"$1":').replace(/\/\/[^\n]*/gm,"")):eval("("+
c+")");if(h.length)if(1==h.length)q(h[0]);else{a.ua=h.length;a.Aa=h[0].length;a.qa=h[0][0].length;var l=h[0][0][0];a.Ma=l&&l.length||512;for(d=c=0;d<a.ua;d++)for(f=0;f<a.Aa;f++)for(g=0;g<a.qa;g++)if(l=h[d][f][g]){var m=l.length;void 0===m&&(m=l.length=512);var m=m>>2,n=l.pattern;void 0===n&&(n=l.pattern=0);var v=l.data;if(void 0===v){var r=l.bytes;if(void 0!==r&&r.length){for(var w=m<<2,y=r.length;y<w;y++)r[y]=n;uh(l,r)}else v=[],n=l.pattern=n|n<<8|n<<16|n<<24,l.data=v;delete l.bytes}rh(l,d,f);for(w=
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k.seek=function(a,b,c,d,e){d=null;var f=this.B,g=this.b[a];if(g){var h=g[b];if(!h&&f.Oc&&b<f.Aa)for(h=g[b]=Array(f.Pc),g=0;g<h.length;g++)h[g]=rh(null,a,b,g+1,f.Cc,0);if(h){for(g=0;g<h.length;g++)if(h[g]&&h[g].sector==c){d=h[g];break}!d&&f.Oc&&9==f.oc&&(d=h[g]=rh(null,a,b,f.oc,f.Cc,0))}}e&&e(d,!1);return d};function uh(a,b){for(var c=0,d=a.length>>2,e=Array(d),f=0;f<d;f++)e[f]=b[c]|b[c+1]<<8|b[c+2]<<16|b[c+3]<<24,c+=4;a.data=e}
k.read=function(a,b){var c=-1;if(a&&b<a.length)var c=a.data,d=b>>2,c=(d<c.length?c[d]:a.pattern)>>((b&3)<<3)&255;return c};k.write=function(a,b,c){if(this.g)return!1;if(b<a.length){if(c!=this.read(a,b,!0)){var d=a.data,e=a.pattern,f=b>>2;b=(b&3)<<3;for(var g=d.length;g<=f;g++)d[g]=e;a.Ba?f<a.Pa?(a.Ba+=a.Pa-f,a.Pa=f):f>=a.Pa+a.Ba&&(a.Ba+=f-(a.Pa+a.Ba)+1):(a.Pa=f,a.Ba=1);d[f]=d[f]&~(255<<b)|c<<b}return!0}return null};
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k.save=function(){var a=0,b=[];b[a++]=[this.gb,this.f,this.ua,this.za,this.pa,this.La];if(!this.g)for(var c=this.b,d=0;d<c.length;d++)for(var e=0;e<c[d].length;e++)for(var f=0;f<c[d][e].length;f++){var g=c[d][e][f];if(g&&g.Ba){for(var h=[],l=0,m=g.Pa,n=g.Pa+g.Ba;m<n;)h[l++]=g.data[m++];b[a++]=[d,e,f,g.Pa,h]}}return b};
k.restore=function(a){var b=0,c="unsupported restore format";if(a&&0<a.length){var d=0,e=a[d++];e&&2<=e.length&&(!this.b.length&&6<=e.length?oh(this,"local",e[2],e[3],e[4],e[5]):null!=e[1]&&null!=this.f&&e[1]!=this.f&&(c="original checksum ("+e[1]+") differs from current checksum ("+this.f+")",b=-2));for(this.b.length||(b=-1);d<a.length&&0<=b;){var f=0,g=a[d++],h=g[f++],l=g[f++],m=g[f++];if(h>=this.b.length||l>=this.b[h].length||m>=this.b[h][l].length){c="sector (CHS="+h+":"+l+":"+m+") out of range ("+
b+" changes applied)";b=-1;break}if(this.g){c="unable to modify write-protected disk";b=-1;break}e=g[f++];f=g[f++];g=e+f.length;if(h=this.b[h][l][m]){for(l=h.data.length;l<e;)h.data[l++]=h.pattern;l=0;h.Pa=e;for(h.Ba=f.length;e<g;)h.data[e++]=f[l++];b++}}}0>b&&-2!=b&&this.controller.P("Unable to restore disk '"+this.Xa+": "+c);return b};
k.toJSON=function(){var a;a=0;for(var b;b=th(this,a++);)vh(b);a=JSON.stringify(this.b,function(a,b){if("file"!=a)return b});a=a.replace(/,"length":512/gm,"").replace(/,"pattern":0/gm,"");a=a.replace(/"(sector|length|data|pattern)":/gm,"$1:");a=a.replace(/,"[^"]*":([0-9]+|true|false)/gm,"");a=a.replace(/(sector|length|data|pattern):/gm,'"$1":');return a=a.replace(/([\]}]),/gm,"$1,\n")};
function vh(a){var b=a.data,c=b.length;if(c<<2==a.length){for(var d=c-1,e=b[d],f=0;d--&&b[d]===e;)f++;f++&&(b.length=c-f,a.pattern=e)}}function M(a){t.call(this,"RL11",a,M,4194304);this.B=a.autoMount||null;this.H=0;this.f=Array(4);this.L=!Ra("Mobi")&&window&&"FileReader"in window}z(M);k=M.prototype;
k.ra=function(a,b,c){var d=this;switch(b){case "listDisks":return this.G[b]=c,c.onchange=function(){var a=d.G.descDisk,b=c.options[c.selectedIndex];if(a&&b){var g={};if(b=b.getAttribute("data-value"))try{g=eval("("+b+")")}catch(h){q("RL11 option error: "+h.message)}b=g.desc;void 0===b&&(b="");g=g.href;void 0!==g&&(b='<a href="'+g+'" target="_blank">'+b+"</a>");a.innerHTML=b}},!0;case "descDisk":case "listDrives":return this.G[b]=c,c.onchange=function(){var a=pa(c.value,10);null!=a&&wh(d,a)},!0;case "loadDrive":return this.G[b]=
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function vh(a,b){var c=a.Aa*a.qa,d=b/c|0;return d<a.ua?(b%=c,a.seek(d,b/a.qa|0,b%a.qa+1)):null}function wh(a,b,c){for(var d=1,e=0,f=0;d--;){var g=a.read(b,c++);if(0>g)break;e|=g<<f;f+=8}return e}
k.save=function(){var a=0,b=[];b[a++]=[this.fb,this.f,this.ua,this.Aa,this.qa,this.Ma];if(!this.g)for(var c=this.b,d=0;d<c.length;d++)for(var e=0;e<c[d].length;e++)for(var f=0;f<c[d][e].length;f++){var g=c[d][e][f];if(g&&g.Ba){for(var h=[],l=0,m=g.Pa,n=g.Pa+g.Ba;m<n;)h[l++]=g.data[m++];b[a++]=[d,e,f,g.Pa,h]}}return b};
k.restore=function(a){var b=0,c="unsupported restore format";if(a&&0<a.length){var d=0,e=a[d++];e&&2<=e.length&&(!this.b.length&&6<=e.length?qh(this,"local",e[2],e[3],e[4],e[5]):null!=e[1]&&null!=this.f&&e[1]!=this.f&&(c="original checksum ("+e[1]+") differs from current checksum ("+this.f+")",b=-2));for(this.b.length||(b=-1);d<a.length&&0<=b;){var f=0,g=a[d++],h=g[f++],l=g[f++],m=g[f++];if(h>=this.b.length||l>=this.b[h].length||m>=this.b[h][l].length){c="sector (CHS="+h+":"+l+":"+m+") out of range ("+
b+" changes applied)";b=-1;break}if(this.g){c="unable to modify write-protected disk";b=-1;break}e=g[f++];f=g[f++];g=e+f.length;if(h=this.b[h][l][m]){for(l=h.data.length;l<e;)h.data[l++]=h.pattern;l=0;h.Pa=e;for(h.Ba=f.length;e<g;)h.data[e++]=f[l++];b++}}}0>b&&-2!=b&&this.controller.P("Unable to restore disk '"+this.Ya+": "+c);return b};
k.toJSON=function(){var a;a=0;for(var b;b=vh(this,a++);)xh(b);a=JSON.stringify(this.b,function(a,b){if("file"!=a)return b});a=a.replace(/,"length":512/gm,"").replace(/,"pattern":0/gm,"");a=a.replace(/"(sector|length|data|pattern)":/gm,"$1:");a=a.replace(/,"[^"]*":([0-9]+|true|false)/gm,"");a=a.replace(/(sector|length|data|pattern):/gm,'"$1":');return a=a.replace(/([\]}]),/gm,"$1,\n")};
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k.Ea=function(a,b,c,d){this.C=a;this.v=b;this.b=c;this.i=d;if((this.B=md(this.C,"autoMount")||this.B)&&"string"==typeof this.B)try{this.B=eval("("+this.B+")")}catch(e){q("RL11 auto-mount error: "+e.message+" ("+this.B+")"),this.B=null}yh(this);this.O=Pc(112,5);Gb(b,this,zh,4194304);Ah(this,"None","",!0);this.L&&Ah(this,"Local Disk","?");Ah(this,"Remote Disk","??");Bh(this)||H(this)};
k.Ga=function(a,b){if(!b){if(!a||!this.restore){if(this.reset(),this.C.sc){for(a=0;a<this.f.length;a++)Ch(this,a,!0);Bh(this,!0)}}else if(!this.restore(a))return!1;if(a=this.G.listDrives){for(;a.firstChild;)a.removeChild(a.firstChild);a.value="";for(b=0;4>b;b++){var c=document.createElement("option");c.value=b;c.text="RL"+b;a.appendChild(c)}a.value="0";wh(this,0)}}return!0};k.Fa=function(a){return a?this.save():!0};k.reset=function(){yh(this)};k.save=function(){return(new N(this)).data()};
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f?0:1;break;case "V":d.U=f?32768:0;break;case "C":d.T=f?65536:0;break;case "SW":if(a.B&&kc(a.B)){ic(a.B,f);break}default:if("R"==b.charAt(0)&&(b=+b.charAt(1),0<=b&&6>b)){d.u[b]=f&65535;break}a.j("unknown register: "+e);return}a.C.oa();a.j("updated registers:")}a.j(oi(a));c&&(a.L=Y(d.u[7]),fi(a,J(a,a.L.F)))}}function ti(a,b){b=xa(b);var c=b.match(/^(['"])(.*?)\1$/);c?1<c[2].length?a.j(c[2]):Mh(a,null,c[2].charCodeAt(0)):Jh(a,b,!0)}
function ui(a,b,c){var d="t"!=b;c=Lh(a,c,null,!0)||1;var e=1==c?0:1;"tc"==b&&(e=c,c=1);Sa(c,function(){return ub(a,!0)&&a.jb(e,d,!1)},function(){a.B&&a.B.stop&&a.B.stop();a.C.oa();ub(a,!1)})}
function fi(a,b,c,d){if(b=Yh(a,b,!0)){void 0===d&&(d=1);var e=256;if(void 0!==c)if("l"==c.charAt(0))c=Lh(a,c.substr(1)),null!=c&&(d=c);else{d=Yh(a,c,!0);if(!d||d.F<b.F)return;e=d.F-b.F;if(256<e){a.j("range too large");return}d=-1}c=0;for(var f;0<e&&d--;){f=vb(a,!1)||a.S?a.J:null;var g=null!=f?"cycles":null,h=pi(a,b),l=b.F;if(h[0]&&d&&(!c&&d||0>h[0].indexOf("+"))){var m=h[0]+":";h[2]&&(m+=" "+h[2]);a.j(m)}h[3]&&(g=h[3],f=null);f=li(a,b,g,f);a.j(f);a.L=b;e-=b.F-l;c++}}}
function ki(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.j(">> "+b):(a.R&&(a.j("ended assemble at "+J(a,a.O.F)),a.L=a.O,a.R=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ia=null;if(wb(a)&&0<b.length){a.R&&(b="a "+J(a,a.O.F)+" "+b);var f=!1,g=b.replace(/ +/g," ").split(" ");g[0]=g[0].toLowerCase();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}}switch(g[0].charAt(0)){case "a":var v=
Yh(a,g[1],!0);if(v)if(a.O=v,void 0===g[2])a.j("begin assemble at "+J(a,v.F)),a.R=!0,a.C.oa();else{var r;a.j("not supported yet");r=[];if(r.length){for(var w=0;w<r.length;w++)a.Xb(v,r[w],1);a.j(li(a,a.O))}}break;case "b":a:{var y=g[0],x=g[1],C=b;if("?"==x)a.j("breakpoint commands:"),a.j("\tbp [a]\tset exec breakpoint at addr [a]"),a.j("\tbr [a]\tset read breakpoint at addr [a]"),a.j("\tbw [a]\tset write breakpoint at addr [a]"),a.j("\tbc [a]\tclear breakpoint at addr [a]"),a.j("\tbl\tlist all breakpoints"),
a.j("\tbn [n]\tbreak after [n] instruction(s)");else{var ia=y.charAt(1);if("l"==ia){var Ja;Ja=0+ji(a,a.f);Ja+=ji(a,a.M);(Ja+=ji(a,a.D))||a.j("no breakpoints")}else if("n"==ia)a.ta=Lh(a,x),a.j("break after "+a.ta+" instruction(s)");else if(void 0===x)a.j("missing breakpoint address");else{var P=Y();if("*"!=x&&(P=Yh(a,x,!0),!P))break a;"c"==ia?null==P.F?(Ph(a),a.j("all breakpoints cleared")):hi(a,a.f,P)||hi(a,a.M,P)||hi(a,a.D,P)||a.j("breakpoint missing: "+J(a,P.F)):null!=P.F&&(bi(a,P,C),"p"==ia?a.nb(a.f,
P):"r"==ia?a.nb(a.M,P):"w"==ia?a.nb(a.D,P):a.j("unknown breakpoint command: "+ia))}}}break;case "c":a.Ra&&(a.Ra.value="");break;case "d":a:{var hb,La=g[0],la=g[1],Ma=g[2],Ni=g[3];if("?"==la){var ib="";for(hb in Ab)a.Na[hb]&&(ib&&(ib+=","),ib+=hb);ib+=",state,symbols";a.j("dump memory commands:");a.j("\tdb [a] [#] dump # bytes at address a");a.j("\tdw [a] [#] dump # words at address a");a.j("\tdd [a] [#] dump # dwords at address a");a.j("\tdh [#] [#] dump # instructions from history");
ib.length&&a.j("dump extension commands:\n\t"+ib)}else if("state"==la){var zg=vi(a.C,!0);"console"==Ma?console.log(zg):(a.Ra&&(a.Ra.value=""),a.j(zg))}else if("symbols"==la)for(var Jd=0;Jd<a.I.length;Jd++){var Kd=a.I[Jd],jb;for(jb in Kd.ga)if("."!=jb.charAt(0)){var Ag=Kd.ga[jb].o;if(void 0!==Ag){var Bg=Kd.ga[jb].l;Bg&&(jb=Bg);a.j(J(a,Ag)+" "+jb)}}}else{if("d"==La){for(hb in Ab)if(g[1]==hb){var Cg=a.Na[hb];Cg?(g.shift(),g.shift(),Cg(g)):a.j("no dump registered for "+la);break a}la||(La=a.Ub||"dw")}else a.Ub=
La;if("dh"==La){var Dg=la,Eg=Ma,Fg="",Gg=0,fa=a.$,ma=a.H;if(ma.length){var Z=+Dg||a.tb,Nb=+Eg||10;isNaN(Z)?Z=Nb:Fg="more ";Z>ma.length&&(a.j("note: only "+ma.length+" available"),Z=ma.length);fa-=Z;0>fa&&(null==ma[ma.length-1].F?(Z=fa+Z,fa=0):fa+=ma.length);var Ld=[];"call"==Eg&&(Nb=1E5,Ld=["CALL"]);for(void 0!==Dg&&a.j(Z+" instructions earlier:");0<Nb&&fa!=a.$;){var Hg=ma[fa++];if(null==Hg.F)break;var Ob=Y(Hg.F),Oi=Z--,Ig=li(a,Ob,"history",Oi);(!Ld.length||0<=Ig.indexOf(Ld[0]))&&a.j(Ig);Ob.bc&&(fa+=
Ob.bc,Nb-=Ob.bc,Z-=Ob.bc);fa>=ma.length&&(fa=0);a.tb=Z;Gg++;Nb--}}Gg||(a.j("no "+Fg+"history available"),a.tb=void 0)}else{var kb=Yh(a,la);if(kb){var Pb=0,Md=!1,Nd="ds"==La;Ma&&(Md=!0,"l"==Ma.charAt(0)&&(Md=!1,Ma=Ma.substr(1)||Ni),Pb=Lh(a,Ma)>>>0,65536<Pb&&(Pb=65536));for(var lb="dd"==La?4:"db"==La?1:2,Ec=(Md?Pb-kb.F:lb*Pb)||128,Od=Nd?16:a.ca,Pi=(Ec+Od-1)/Od|0||1,Na="";Pi--&&0<Ec;){var Oa="",Jg="",la=J(a,kb.F),Qb,mb,Rb=0,Sb=0;for(Qb=Od;0<Qb&&0<Ec;Qb-=mb,Ec-=mb){mb=1;var Fc=1==lb?a.Fb(kb,mb):a.na(kb,
mb=2),Rb=Rb|Fc<<(Sb<<3),Sb=Sb+mb;Sb==lb&&(Nd?(Oa&&(Oa+=","),Oa+="0x"+p(Rb,2*lb)):(Oa+=J(a,Rb,lb),Oa+=1==lb?9==Qb?"-":" ":" "),Rb=Sb=0);Jg+=32<=Fc&&128>Fc?String.fromCharCode(Fc):"."}Na&&(Na+="\n");Na=Nd?Na+(Oa+","):Na+(la+" "+Oa+(0==Qb?" "+Jg:""))}Na&&a.j(Na);a.lb=kb}}}}break;case "e":if("else"==g[0])break;var nb,Pd,Qd,Rd,Sd=g[0],Td=g[1];"eb"==Sd?(nb=1,Pd=255,Qd=a.Fb,Rd=a.Xb):"e"==Sd||"ew"==Sd?(nb=2,Pd=65535,Qd=a.na,Rd=a.hb):Td=null;if(null==Td)a.j("edit memory commands:"),a.j("\teb [a] [...] edit bytes at address a"),
a.j("\tew [a] [...] edit words at address a");else{var Gc=Yh(a,Td);if(Gc)for(var Hc=2;Hc<g.length;Hc++){var Tb=Jh(a,g[Hc]);if(void 0===Tb){a.j("unrecognized value: "+g[Hc]);break}Tb&~Pd&&a.j("warning: "+p(Tb)+" exceeds "+nb+"-byte value");a.j("changing "+J(a,Gc.F)+(F(a,64)?"":" from "+J(a,Qd.call(a,Gc),nb))+" to "+J(a,Tb,nb));Rd.call(a,Gc,Tb,nb)}}break;case "g":a:{var Kg=g[1],Qi=b;if(void 0!==Kg){var Ud=Yh(a,Kg,!0);if(!Ud)break a;bi(a,Ud,Qi);a.nb(a.f,Ud,!0)}a.ib(!0,c)}break;case "h":a.w.W?(c||a.j("halting"),
a.fa()):vb(a,!0)||c||a.j("already halted");break;case "i":if("if"==g[0]){var Vd;var Ub=b.substr(2),Ub=xa(Ub);Jh(a,Ub)?(c||a.j("true: "+Ub),Vd=!0):(c||a.j("false: "+Ub),Vd=!1);Vd||(d=!1);break}f=!0;break;case "k":var Ri=g[0];if("?"==g[1])a.j("stack trace commands:"),a.j("\tk\tshow frame addresses"),a.j("\tks\tshow symbol information");else{var Wd=0,Xd=Y(),Vb=Y(a.b.u[6]);for(a.j("stack trace for "+J(a,Vb.F));10>Wd;){for(var Pa=null,Si=256;65536>Vb.F>>>0;){Xd.F=a.na(Vb,2);if(null==Vb.F||!Si--)break;
if(!(Xd.F&1)){for(var Ti=a,Ic=Xd,Lg=null,Wb=Ic.F,Mg=Wb,Yd=1;6>=Yd&&Wb;Yd++){if(2<Yd){Ic.F=Wb;var Jc=li(Ti,Ic);if(0<=Jc.indexOf("JSR")){var Ng=Jc.indexOf(" ");if(Wb+(Jc.indexOf(" ",Ng+1)-Ng-1)/2==Mg){Lg=Jc;break}}}Wb-=2}Ic.F=Mg;if(Pa=Lg)break}}if(!Pa||null==Pa)break;var Og=null;if("ks"==Ri){var Pg=Pa.match(/[0-9A-F]+$/);Pg&&(Og=si(a,Pg[0]))}Pa=wa(Pa,50)+" ;"+(Og||"stack="+J(a,Vb.F));a.j(Pa);Wd++}Wd||a.j("no return addresses found")}break;case "l":if("ln"==g[0]){si(a,g[1],!0);break}f=!0;break;case "m":a:{var na,
oa=null,G=g[1];"?"==G&&(G=void 0);if(void 0!==G){var Ca=0;if("all"==G)Ca=1878917119,G=null;else if("on"==G)oa=!0,G=null;else if("off"==G)oa=!1,G=null;else{"keys"==G&&(G="key");"kbd"==G&&(G="keyboard");for(na in Ab)if(G==na){Ca=Ab[na];oa=!!(a.ma&Ca);break}if(!Ca){a.j("unknown message category: "+G);break a}}if(Ca)if("on"==g[2])a.ma|=Ca,oa=!0;else if("off"==g[2]&&(a.ma&=~Ca,oa=!1,1073741824==Ca)){for(var Zd=0;Zd<a.va.length;Zd++)a.j(a.va[Zd]);a.va=[]}}var Ui=0,Xb="";for(na in Ab)if(!G||G==na){var Vi=
!!(a.ma&Ab[na]);if(null===oa||oa==Vi)Xb&&(Xb+=","),++Ui%10||(Xb+="\n\t"),"key"==na&&(na="keys"),Xb+=na}void 0===G&&a.j("message commands:\n\tm [category] [on|off]\tturn categories on/off");a.j((null!==oa?oa?"messages on: ":"messages off: ":"message categories:\n\t")+(Xb||"none"));Qh(a)}break;case "p":if("print"==g[0]){ti(a,b.substr(5));break}var Wi="pr"==g[0]?1:0;if(a.S)a.j("step in progress");else{var Qg=Y(a.b.u[7]);a.Fb(Qg);a.S?(a.nb(a.f,Qg,!0),a.ib()||(a.C&&a.C.rb(),a.S=0)):ui(a,Wi?"tr":"t")}break;
case "r":if("reset"==b){a.C&&a.C.reset();break}ei(a,g);break;case "s":a:switch(g[1]){case "base":if(g[2]){var Yb=+g[2];if(8==Yb||10==Yb||16==Yb)a.ca=Yb;else{a.j("invalid base: "+Yb);break}}a.j("default base: "+a.ca);break;case "cs":var Zb;void 0!==g[3]&&(Zb=+g[3]);switch(g[2]){case "int":a.b.wb=Zb;break;case "start":a.b.Ib=Zb;break;case "stop":a.b.xb=Zb;break;default:a.j("unknown cs option");break a}void 0!==Zb&&od(a.b);a.j("checksums "+(a.b.w.vb?"enabled":"disabled"));break;case "sp":void 0!==g[2]&&
(sd(a.b,+g[2])||a.j("warning: using 1x multiplier, previous target not reached"));a.j("target speed: "+(a.b.ob.toFixed(2)+"Mhz")+" ("+a.b.eb+"x)");break;default:if(g[1]){a.j("unknown option: "+g[1]);break}case "?":a.j("debugger options:"),a.j("\tbase #\t\tset default base to #"),a.j("\tcs int #\tset checksum cycle interval to #"),a.j("\tcs start #\tset checksum cycle start count to #"),a.j("\tcs stop #\tset checksum cycle stop count to #"),a.j("\tsp #\t\tset speed multiplier to #")}break;case "t":ui(a,
g[0],g[1]);break;case "u":fi(a,g[1],g[2],8);break;case "v":if("var"==g[0]){ri(a,b.substr(3))||(d=!1);break}if("ver"==g[0]){a.j("PDPjs version 1.30.3 ("+a.b.cb+",RELEASE"+(zb?",TYPEDARRAYS":",LONGARRAYS")+")");a.j(window?window.navigator.userAgent:"");break}f=!0;break;case "?":if(g[1]){ti(a,b.substr(1));break}var $d="commands:",ae;for(ae in Sh)$d+="\n"+wa(ae,9)+Sh[ae];se(a)||($d+="\nnote: history disabled if no exec breakpoints");a.j($d);break;default:f=!0}f&&(a.j("unknown command: "+b),d=!1)}}catch(Rg){a.j("debugger error: "+
(Rg.stack||Rg.message)),d=!1}return d}function qd(a,b,c){b=Hh(a,b,c);for(var d in b)if(!ki(a,b[+d]))return!1;return!0}Za(function(){for(var a=D(document,"pdp11","debugger"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new Oh(d);B(d,c)}});
function wi(a,b,c){t.call(this,"Computer",a,wi,67108864);this.w.ha=!1;xi(this,b);this.L=md(this,"autoPower",a);this.C=0;this.X=a.busWidth||a.buswidth;this.f=yi;this.I=null;this.D=this.R=!1;this.$=md(this,"url")||"";(Math.random()+.1).toString(36);this.g=zi(this);if(this.b=tb("CPU",this.id)){this.i=tb("Debugger",this.id);this.v=new mc({id:this.Qa+".bus",busWidth:this.X},this.b,this.i);var d,e=rb(this.id);if((this.B=tb("Panel",this.id))&&this.B.Ra)for(b=0;b<e.length;b++)d=e[b],d.P=this.B.P,d.j=this.B.j,
d.Ra=this.B.Ra;this.j("PDPjs v1.30.3\nCopyright \u00a9 2012-2016 Jeff Parsons <Jeff@pcjs.org>\nLicense: GPL version 3 or later <http://gnu.org/licenses/gpl.html>");this.j("Portions adapted from the PDP-11/70 Emulator v1.4 by Paul Nankervis <paulnank@hotmail.com>");for(b=0;b<e.length;b++)d=e[b],d.Ea&&d.Ea(this,this.v,this.b,this.i);b=null;d=a.resume;void 0!==d&&(1<d.length?b=this.H=d:this.f=parseInt(d,10));var f;if(a=md(this,"state")||(f=!0,a.state))b=this.M=a,f||(this.D=!0,this.f=yi),this.f&&(this.J=
new N(this,"1.30.3"),Ai(this.J)?b=null:delete this.J);!b&&this.f&&(b=Bi(this))&&(this.D=!0);if(b){var g=this;Da(b,null,!0,function(a,b,c){c?(g.H=null,g.D=!1,g.P("Unable to load machine state from server (error "+c+(b?": "+xa(b):"")+")")):(g.I=b,g.R=!0);H(g)})}else H(this);this.G.power||(this.L=!0);!c&&this.L&&Ci(this,this.Jb)}else q("Unable to find CPU component")}z(wi);var yi=0;
function xi(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){q(d.message+" ("+c+")")}}a.S=b}function md(a,b,c){var d=b.toLowerCase(),d=db[b]||db[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 Ci(a,b,c){for(var d=rb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!wb(f)){wb(f,function(){Ci(a,b,c)});return}}b.call(a,c)}
function Di(a,b){var c=new N(a,"1.30.3","validate");if(Ai(c)&&Ei(c)){var d=c.get("timestamp"),e=b?b.get("timestamp"):"unknown";d!=e&&(a.P("Machine state may be out-of-date\n("+d+" vs. "+e+")\nCheck your browser's local storage limits"),b||c.clear())}}k=wi.prototype;
k.Jb=function(a){void 0===a&&(a=this.f||(this.I?1:yi));if(!this.C){this.C++;var b=!1,c=!1;this.O=!1;var d=this.J||new N(this,"1.30.3");if(-1==a)b=!0;else if(a>yi){if(Ai(d,this.I)){this.A=new N(this,"1.30.3","failsafe");Ai(this.A)&&(Fi(this,d),a=2,Gi(this.A));this.A.set("timestamp",Ba());Hi(this.A);var e=this.f&&!this.D;if(1==a||Ga("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Ei(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Ai(d,g):("error"==
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function Ii(a,b,c,d,e){if(!b.w.ha){b.w.ha=!0;if(b.Ga){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Ga(f,d)&&f&&(q("Unable to restore state for "+b.type),a.M&&!a.R?(c.clear(),a.f=yi,window&&window.location.reload()):a.O=!0,b.Ga(null),e=!1)}if(!d&&b.tc)for(a=b.tc.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
k.rc=function(a){var b=a[0],c=0>a[1];a=a[2];this.ca=!0;this.w.ha=!0;var d=this.G.power;d&&(d.textContent="Shutdown");this.b&&(Ii(this,this.b,b,c,a),this.oa(),this.b.sb());this.O&&(Fi(this,b),b.clear());!c&&this.A&&(this.A.clear(),delete this.A);this.C=0};
function Fi(a,b){if(Ga("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.3"};d.url=a.$;d.user=c;d.type="bug";d.data=b;Da("http://www.pcjs.org/api/v1/report",d,!0)}}
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function mi(a,b,c){var d=!0;try{b.length&&"end"!=b?c||a.j(">> "+b):(a.R&&(a.j("ended assemble at "+J(a,a.O.F)),a.L=a.O,a.R=!1),b="");var e=b.charAt(0);if('"'==e||"'"==e)return!0;a.ia=null;if(wb(a)&&0<b.length){a.R&&(b="a "+J(a,a.O.F)+" "+b);var f=!1,g=b.replace(/ +/g," ").split(" ");g[0]=g[0].toLowerCase();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}}switch(g[0].charAt(0)){case "a":var v=
$h(a,g[1],!0);if(v)if(a.O=v,void 0===g[2])a.j("begin assemble at "+J(a,v.F)),a.R=!0,a.C.oa();else{var r;a.j("not supported yet");r=[];if(r.length){for(var w=0;w<r.length;w++)a.Ab(v,r[w],1);a.j(ni(a,a.O))}}break;case "b":a:{var y=g[0],x=g[1],C=b;if("?"==x)a.j("breakpoint commands:"),a.j("\tbp [a]\tset exec breakpoint at addr [a]"),a.j("\tbr [a]\tset read breakpoint at addr [a]"),a.j("\tbw [a]\tset write breakpoint at addr [a]"),a.j("\tbc [a]\tclear breakpoint at addr [a]"),a.j("\tbl\tlist all breakpoints"),
a.j("\tbn [n]\tbreak after [n] instruction(s)");else{var ia=y.charAt(1);if("l"==ia){var Ja;Ja=0+li(a,a.f);Ja+=li(a,a.M);(Ja+=li(a,a.D))||a.j("no breakpoints")}else if("n"==ia)a.pa=Nh(a,x),a.j("break after "+a.pa+" instruction(s)");else if(void 0===x)a.j("missing breakpoint address");else{var P=Y();if("*"!=x&&(P=$h(a,x,!0),!P))break a;"c"==ia?null==P.F?(Rh(a),a.j("all breakpoints cleared")):ji(a,a.f,P)||ji(a,a.M,P)||ji(a,a.D,P)||a.j("breakpoint missing: "+J(a,P.F)):null!=P.F&&(di(a,P,C),"p"==ia?a.mb(a.f,
P):"r"==ia?a.mb(a.M,P):"w"==ia?a.mb(a.D,P):a.j("unknown breakpoint command: "+ia))}}}break;case "c":a.Sa&&(a.Sa.value="");break;case "d":a:{var hb,La=g[0],la=g[1],Ma=g[2],Pi=g[3];if("?"==la){var ib="";for(hb in Bb)a.Ja[hb]&&(ib&&(ib+=","),ib+=hb);ib+=",state,symbols";a.j("dump memory commands:");a.j("\tdb [a] [#] dump # bytes at address a");a.j("\tdw [a] [#] dump # words at address a");a.j("\tdd [a] [#] dump # dwords at address a");a.j("\tdh [#] [#] dump # instructions from history");
ib.length&&a.j("dump extension commands:\n\t"+ib)}else if("state"==la){var Ag=xi(a.C,!0);"console"==Ma?console.log(Ag):(a.Sa&&(a.Sa.value=""),a.j(Ag))}else if("symbols"==la)for(var Jd=0;Jd<a.I.length;Jd++){var Kd=a.I[Jd],jb;for(jb in Kd.ga)if("."!=jb.charAt(0)){var Bg=Kd.ga[jb].o;if(void 0!==Bg){var Cg=Kd.ga[jb].l;Cg&&(jb=Cg);a.j(J(a,Bg)+" "+jb)}}}else{if("d"==La){for(hb in Bb)if(g[1]==hb){var Dg=a.Ja[hb];Dg?(g.shift(),g.shift(),Dg(g)):a.j("no dump registered for "+la);break a}la||(La=a.Tb||"dw")}else a.Tb=
La;if("dh"==La){var Eg=la,Fg=Ma,Gg="",Hg=0,fa=a.$,ma=a.H;if(ma.length){var Z=+Eg||a.nb,Pb=+Fg||10;isNaN(Z)?Z=Pb:Gg="more ";Z>ma.length&&(a.j("note: only "+ma.length+" available"),Z=ma.length);fa-=Z;0>fa&&(null==ma[ma.length-1].F?(Z=fa+Z,fa=0):fa+=ma.length);var Ld=[];"call"==Fg&&(Pb=1E5,Ld=["CALL"]);for(void 0!==Eg&&a.j(Z+" instructions earlier:");0<Pb&&fa!=a.$;){var Ig=ma[fa++];if(null==Ig.F)break;var Qb=Y(Ig.F),Qi=Z--,Jg=ni(a,Qb,"history",Qi);(!Ld.length||0<=Jg.indexOf(Ld[0]))&&a.j(Jg);Qb.ac&&(fa+=
Qb.ac,Pb-=Qb.ac,Z-=Qb.ac);fa>=ma.length&&(fa=0);a.nb=Z;Hg++;Pb--}}Hg||(a.j("no "+Gg+"history available"),a.nb=void 0)}else{var kb=$h(a,la);if(kb){var Rb=0,Md=!1,Nd="ds"==La;Ma&&(Md=!0,"l"==Ma.charAt(0)&&(Md=!1,Ma=Ma.substr(1)||Pi),Rb=Nh(a,Ma)>>>0,65536<Rb&&(Rb=65536));for(var lb="dd"==La?4:"db"==La?1:2,Ec=(Md?Rb-kb.F:lb*Rb)||128,Od=Nd?16:a.ca,Ri=(Ec+Od-1)/Od|0||1,Na="";Ri--&&0<Ec;){for(var Oa="",Pd="",la=J(a,kb.F),Fc=Od,Sb=0,Tb=0;0<Fc&&0<Ec;){var mb=1,Gc=1==lb?a.Hb(kb,mb):a.na(kb,mb=2),Sb=Sb|Gc<<
(Tb<<3),Tb=Tb+mb;Tb==lb&&(Nd?(Oa&&(Oa+=","),Oa+="0x"+p(Sb,2*lb)):(Oa+=J(a,Sb,lb),Oa+=1==lb?9==Fc?"-":" ":" "),Sb=Tb=0);Fc-=mb;for(Ec-=mb;mb--;)var Qd=Gc&255,Pd=Pd+(32<=Qd&&128>Qd?String.fromCharCode(Qd):"."),Gc=Gc>>8}Na&&(Na+="\n");Na=Nd?Na+(Oa+","):Na+(la+" "+Oa+(0==Fc?" "+Pd:""))}Na&&a.j(Na);a.kb=kb}}}}break;case "e":if("else"==g[0])break;var nb,Rd,Sd,Td,Ud=g[0],Vd=g[1];"eb"==Ud?(nb=1,Rd=255,Sd=a.Hb,Td=a.Ab):"e"==Ud||"ew"==Ud?(nb=2,Rd=65535,Sd=a.na,Td=a.gb):Vd=null;if(null==Vd)a.j("edit memory commands:"),
a.j("\teb [a] [...] edit bytes at address a"),a.j("\tew [a] [...] edit words at address a");else{var Hc=$h(a,Vd);if(Hc)for(var Ic=2;Ic<g.length;Ic++){var Ub=Lh(a,g[Ic]);if(void 0===Ub){a.j("unrecognized value: "+g[Ic]);break}Ub&~Rd&&a.j("warning: "+p(Ub)+" exceeds "+nb+"-byte value");a.j("changing "+J(a,Hc.F)+(F(a,64)?"":" from "+J(a,Sd.call(a,Hc),nb))+" to "+J(a,Ub,nb));Td.call(a,Hc,Ub,nb)}}break;case "g":a:{var Kg=g[1],Si=b;if(void 0!==Kg){var Wd=$h(a,Kg,!0);if(!Wd)break a;di(a,Wd,Si);a.mb(a.f,
Wd,!0)}a.hb(!0,c)}break;case "h":a.w.W?(c||a.j("halting"),a.fa()):vb(a,!0)||c||a.j("already halted");break;case "i":if("if"==g[0]){var Xd;var Vb=b.substr(2),Vb=xa(Vb);Lh(a,Vb)?(c||a.j("true: "+Vb),Xd=!0):(c||a.j("false: "+Vb),Xd=!1);Xd||(d=!1);break}f=!0;break;case "k":var Ti=g[0];if("?"==g[1])a.j("stack trace commands:"),a.j("\tk\tshow frame addresses"),a.j("\tks\tshow symbol information");else{var Yd=0,Zd=Y(),Wb=Y(a.b.u[6]);for(a.j("stack trace for "+J(a,Wb.F));10>Yd;){for(var Pa=null,Ui=256;65536>
Wb.F>>>0;){Zd.F=a.na(Wb,2);if(null==Wb.F||!Ui--)break;if(!(Zd.F&1)){for(var Vi=a,Jc=Zd,Lg=null,Xb=Jc.F,Mg=Xb,$d=1;6>=$d&&Xb;$d++){if(2<$d){Jc.F=Xb;var Kc=ni(Vi,Jc);if(0<=Kc.indexOf("JSR")){var Ng=Kc.indexOf(" ");if(Xb+(Kc.indexOf(" ",Ng+1)-Ng-1)/2==Mg){Lg=Kc;break}}}Xb-=2}Jc.F=Mg;if(Pa=Lg)break}}if(!Pa||null==Pa)break;var Og=null;if("ks"==Ti){var Pg=Pa.match(/[0-9A-F]+$/);Pg&&(Og=ui(a,Pg[0]))}Pa=wa(Pa,50)+" ;"+(Og||"stack="+J(a,Wb.F));a.j(Pa);Yd++}Yd||a.j("no return addresses found")}break;case "l":if("ln"==
g[0]){ui(a,g[1],!0);break}f=!0;break;case "m":a:{var na,oa=null,G=g[1];"?"==G&&(G=void 0);if(void 0!==G){var Ca=0;if("all"==G)Ca=1878917119,G=null;else if("on"==G)oa=!0,G=null;else if("off"==G)oa=!1,G=null;else{"keys"==G&&(G="key");"kbd"==G&&(G="keyboard");for(na in Bb)if(G==na){Ca=Bb[na];oa=!!(a.ma&Ca);break}if(!Ca){a.j("unknown message category: "+G);break a}}if(Ca)if("on"==g[2])a.ma|=Ca,oa=!0;else if("off"==g[2]&&(a.ma&=~Ca,oa=!1,1073741824==Ca)){for(var ae=0;ae<a.va.length;ae++)a.j(a.va[ae]);
a.va=[]}}var Wi=0,Yb="";for(na in Bb)if(!G||G==na){var Xi=!!(a.ma&Bb[na]);if(null===oa||oa==Xi)Yb&&(Yb+=","),++Wi%10||(Yb+="\n\t"),"key"==na&&(na="keys"),Yb+=na}void 0===G&&a.j("message commands:\n\tm [category] [on|off]\tturn categories on/off");a.j((null!==oa?oa?"messages on: ":"messages off: ":"message categories:\n\t")+(Yb||"none"));Sh(a)}break;case "p":if("print"==g[0]){vi(a,b.substr(5));break}var Yi="pr"==g[0]?1:0;if(a.S)a.j("step in progress");else{var Qg=Y(a.b.u[7]);a.Hb(Qg);a.S?(a.mb(a.f,
Qg,!0),a.hb()||(a.C&&a.C.sb(),a.S=0)):wi(a,Yi?"tr":"t")}break;case "r":if("reset"==b){a.C&&a.C.reset();break}gi(a,g);break;case "s":a:switch(g[1]){case "base":if(g[2]){var Zb=+g[2];if(8==Zb||10==Zb||16==Zb)a.ca=Zb;else{a.j("invalid base: "+Zb);break}}a.j("default base: "+a.ca);break;case "cs":var $b;void 0!==g[3]&&($b=+g[3]);switch(g[2]){case "int":a.b.vb=$b;break;case "start":a.b.Lb=$b;break;case "stop":a.b.wb=$b;break;default:a.j("unknown cs option");break a}void 0!==$b&&pd(a.b);a.j("checksums "+
(a.b.w.ub?"enabled":"disabled"));break;case "sp":void 0!==g[2]&&(td(a.b,+g[2])||a.j("warning: using 1x multiplier, previous target not reached"));a.j("target speed: "+(a.b.pb.toFixed(2)+"Mhz")+" ("+a.b.eb+"x)");break;default:if(g[1]){a.j("unknown option: "+g[1]);break}case "?":a.j("debugger options:"),a.j("\tbase #\t\tset default base to #"),a.j("\tcs int #\tset checksum cycle interval to #"),a.j("\tcs start #\tset checksum cycle start count to #"),a.j("\tcs stop #\tset checksum cycle stop count to #"),
a.j("\tsp #\t\tset speed multiplier to #")}break;case "t":wi(a,g[0],g[1]);break;case "u":hi(a,g[1],g[2],8);break;case "v":if("var"==g[0]){ti(a,b.substr(3))||(d=!1);break}if("ver"==g[0]){a.j("PDPjs version 1.30.3 ("+a.b.cb+",RELEASE"+(zb?",TYPEDARRAYS":",LONGARRAYS")+")");a.j(window?window.navigator.userAgent:"");break}f=!0;break;case "?":if(g[1]){vi(a,b.substr(1));break}var be="commands:",ce;for(ce in Uh)be+="\n"+wa(ce,9)+Uh[ce];ve(a)||(be+="\nnote: history disabled if no exec breakpoints");a.j(be);
break;default:f=!0}f&&(a.j("unknown command: "+b),d=!1)}}catch(Rg){a.j("debugger error: "+(Rg.stack||Rg.message)),d=!1}return d}function rd(a,b,c){b=Jh(a,b,c);for(var d in b)if(!mi(a,b[+d]))return!1;return!0}Za(function(){for(var a=D(document,"pdp11","debugger"),b=0;b<a.length;b++){var c=a[b],d=A(c),d=new Qh(d);B(d,c)}});
function yi(a,b,c){t.call(this,"Computer",a,yi,67108864);this.w.ha=!1;zi(this,b);this.L=nd(this,"autoPower",a);this.C=0;this.X=a.busWidth||a.buswidth;this.f=Ai;this.I=null;this.D=this.R=!1;this.$=nd(this,"url")||"";(Math.random()+.1).toString(36);this.g=Bi(this);if(this.b=tb("CPU",this.id)){this.i=tb("Debugger",this.id);this.v=new mc({id:this.Qa+".bus",busWidth:this.X},this.b,this.i);var d,e=rb(this.id);if((this.B=tb("Panel",this.id))&&this.B.Sa)for(b=0;b<e.length;b++)d=e[b],d.P=this.B.P,d.j=this.B.j,
d.Sa=this.B.Sa;this.j("PDPjs v1.30.3\nCopyright \u00a9 2012-2016 Jeff Parsons <Jeff@pcjs.org>\nLicense: GPL version 3 or later <http://gnu.org/licenses/gpl.html>");this.j("Portions adapted from the PDP-11/70 Emulator v1.4 by Paul Nankervis <paulnank@hotmail.com>");for(b=0;b<e.length;b++)d=e[b],d.Ea&&d.Ea(this,this.v,this.b,this.i);b=null;d=a.resume;void 0!==d&&(1<d.length?b=this.H=d:this.f=parseInt(d,10));var f;if(a=nd(this,"state")||(f=!0,a.state))b=this.M=a,f||(this.D=!0,this.f=Ai),this.f&&(this.J=
new N(this,"1.30.3"),Ci(this.J)?b=null:delete this.J);!b&&this.f&&(b=Di(this))&&(this.D=!0);if(b){var g=this;Da(b,null,!0,function(a,b,c){c?(g.H=null,g.D=!1,g.P("Unable to load machine state from server (error "+c+(b?": "+xa(b):"")+")")):(g.I=b,g.R=!0);H(g)})}else H(this);this.G.power||(this.L=!0);!c&&this.L&&Ei(this,this.Mb)}else q("Unable to find CPU component")}z(yi);var Ai=0;
function zi(a,b){if(!b){var c;if("object"==typeof resources&&(c=resources.parms))try{b=eval("("+c+")")}catch(d){q(d.message+" ("+c+")")}}a.S=b}function nd(a,b,c){var d=b.toLowerCase(),d=db[b]||db[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 Ei(a,b,c){for(var d=rb(a.id),e=0;e<=d.length;e++){var f=e<d.length?d[e]:a;if(!wb(f)){wb(f,function(){Ei(a,b,c)});return}}b.call(a,c)}
function Fi(a,b){var c=new N(a,"1.30.3","validate");if(Ci(c)&&Gi(c)){var d=c.get("timestamp"),e=b?b.get("timestamp"):"unknown";d!=e&&(a.P("Machine state may be out-of-date\n("+d+" vs. "+e+")\nCheck your browser's local storage limits"),b||c.clear())}}k=yi.prototype;
k.Mb=function(a){void 0===a&&(a=this.f||(this.I?1:Ai));if(!this.C){this.C++;var b=!1,c=!1;this.O=!1;var d=this.J||new N(this,"1.30.3");if(-1==a)b=!0;else if(a>Ai){if(Ci(d,this.I)){this.A=new N(this,"1.30.3","failsafe");Ci(this.A)&&(Hi(this,d),a=2,Ii(this.A));this.A.set("timestamp",Ba());Ji(this.A);var e=this.f&&!this.D;if(1==a||Ga("Click OK to restore the previous PDPjs machine state, or CANCEL to reset the machine.")){if(c=Gi(d)){var f=d.get("code"),g=d.get("data");f&&("ok"==f?Ci(d,g):("error"==
f&&"no machine state"!=g?(this.P("Error: "+g),"unable to verify user"==g&&(Qa("user",""),this.g=null)):this.j(f+": "+g),Ii(d),Ci(d)?(c=Gi(d),e=!0):c=!1))}e&&Fi(this,c?d:null)}else 2==a&&d.clear()}else Fi(this);delete this.I;delete this.J}e=rb(this.id);for(f=0;f<e.length;f++)g=e[f],g!==this&&g!=this.b&&(c=Ki(this,g,d,b,c));b=[d,a,c];-1!=a?Ei(this,this.qc,b):this.qc(b)}};
function Ki(a,b,c,d,e){if(!b.w.ha){b.w.ha=!0;if(b.Ga){var f=null;e&&((f=c.get(b.id))||(f=c.get(b.id.replace(/[a-z0-9]\./i,"."))));"string"===typeof f&&(f=null);!b.Ga(f,d)&&f&&(q("Unable to restore state for "+b.type),a.M&&!a.R?(c.clear(),a.f=Ai,window&&window.location.reload()):a.O=!0,b.Ga(null),e=!1)}if(!d&&b.vc)for(a=b.vc.split("|"),c=0;c<a.length;c++)b.status(a[c])}return e}
k.qc=function(a){var b=a[0],c=0>a[1];a=a[2];this.ca=!0;this.w.ha=!0;var d=this.G.power;d&&(d.textContent="Shutdown");this.b&&(Ki(this,this.b,b,c,a),this.oa(),this.b.tb());this.O&&(Hi(this,b),b.clear());!c&&this.A&&(this.A.clear(),delete this.A);this.C=0};
function Hi(a,b){if(Ga("There may be a problem with your PDPjs machine.\n\nTo help us diagnose it, click OK to send this PDPjs machine state to http://www.pcjs.org.")){var c=a.g||"";b=b.toString();var d={app:"PDPjs",ver:"1.30.3"};d.url=a.$;d.user=c;d.type="bug";d.data=b;Da("http://www.pcjs.org/api/v1/report",d,!0)}}
function xi(a,b,c){var d,e="none";if(a.C)return null;a.C--;var f=new N(a,"1.30.3"),g=new N(a,"1.30.3","validate"),h=Ba();g.set("timestamp",h);f.set("timestamp",h);f.set("version","1.30.3");f.set("url",window?window.location.href:null);f.set("browser",window?window.navigator.userAgent:"");a.b&&a.b.Fa&&(c&&a.b.fa(),d=a.b.Fa(b,c),"object"===typeof d&&f.set(a.b.id,d),c&&(a.b.w.ha=!1,!1===d&&(e=null)));for(var h=rb(a.id),l=0;l<h.length;l++){var m=h[l];m.w.ha&&(m.Fa&&(d=m.Fa(b,c),"object"===typeof d&&f.set(m.id,
d)),c&&(m.w.ha=!1,!1===d&&(e=null)))}e&&(c?(h=d=!1,b?(a.g&&Li(a,a.g,f.toString()),Ji(g)&&Ji(f)||(e=null,d=h=!0)):a.f&&(d=!0,h=3==a.f),d&&f.clear(h)):e=f.toString());c&&(a.w.ha=!1,b=a.G.power)&&(b.textContent="Power");a.C=0;return e}
k.reset=function(){this.v&&this.v.reset&&(E(this,"Resetting "+this.v.type),this.v.reset());this.b&&this.b.reset&&(E(this,"Resetting "+this.b.type),this.b.reset());for(var a=rb(this.id),b=0;b<a.length;b++){var c=a[b];c!==this&&c!==this.v&&c!==this.b&&c.reset&&(E(this,"Resetting "+c.type),c.reset())}this.oa(-1)};k.start=function(a,b){for(var c=rb(this.id),d=0;d<c.length;d++){var e=c[d];"CPU"!=e.type&&e!==this&&e.start&&e.start(a,b)}this.oa(-1)};
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