Assorted improvements to new opcode decoders

docs/pcx86/examples/components.css

@@ -32,10 +32,10 @@
     line-height: 19px;
     vertical-align: middle;
     float: left;
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
 }
 .pcjs-controls textarea {
-    font-family: Monaco, monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: x-small;
 }
 .pcjs-fieldset {
@@ -44,14 +44,14 @@
     padding: 0;
 }
 .pcjs-flag {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;
     vertical-align: middle;
 }
 .pcjs-register {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;

modules/pdp11/lib/cpu.js

@@ -1088,7 +1088,7 @@ CPUPDP11.prototype.runCPU = function(fUpdateFocus)
             }
             catch(exception) {
                 if (typeof exception != "number") throw exception;
-                if (DEBUG) this.println("CPU exception " + str.toHexWord(exception));
+                if (DEBUG) this.println("CPU exception: " + str.toHexWord(exception));
             }
 
             /*

modules/pdp11/lib/cpuops.js

@@ -138,6 +138,7 @@ PDP11.opADC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -152,6 +153,7 @@ PDP11.opADCB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -178,6 +180,7 @@ PDP11.opASH = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -192,6 +195,7 @@ PDP11.opASHC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -206,6 +210,7 @@ PDP11.opASL = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -220,6 +225,7 @@ PDP11.opASLB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -234,6 +240,7 @@ PDP11.opASR = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -248,6 +255,7 @@ PDP11.opASRB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -262,6 +270,7 @@ PDP11.opBCC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -276,6 +285,7 @@ PDP11.opBCS = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -362,6 +372,7 @@ PDP11.opBEQ = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -376,6 +387,7 @@ PDP11.opBGE = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -390,6 +402,7 @@ PDP11.opBGT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -404,6 +417,7 @@ PDP11.opBHI = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -418,6 +432,7 @@ PDP11.opBLE = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -432,6 +447,7 @@ PDP11.opBLOS = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -446,6 +462,7 @@ PDP11.opBLT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -460,6 +477,7 @@ PDP11.opBMI = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -474,6 +492,7 @@ PDP11.opBNE = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -488,6 +507,7 @@ PDP11.opBPL = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -502,6 +522,7 @@ PDP11.opBPT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -516,6 +537,7 @@ PDP11.opBR = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -530,6 +552,7 @@ PDP11.opBVC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -544,6 +567,7 @@ PDP11.opBVS = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -555,9 +579,7 @@ PDP11.opBVS = function(opCode)
  */
 PDP11.opCLR = function(opCode)
 {
-    /*
-     * TODO: Implement
-     */
+    this.updateNZCFlags(this.writeWordByMode(opCode, 0));
     this.nStepCycles -= 1;
 };
 
@@ -569,9 +591,55 @@ PDP11.opCLR = function(opCode)
  */
 PDP11.opCLRB = function(opCode)
 {
-    /*
-     * TODO: Implement
-     */
+    this.updateNZCFlags(this.writeByteByMode(opCode, 0, PDP11.WRITE.ZERO));
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opCLC(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opCLC = function(opCode)
+{
+    this.clearCF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opCLN(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opCLN = function(opCode)
+{
+    this.clearNF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opCLV(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opCLV = function(opCode)
+{
+    this.clearVF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opCLZ(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opCLZ = function(opCode)
+{
+    this.clearZF();
     this.nStepCycles -= 1;
 };
 
@@ -583,9 +651,10 @@ PDP11.opCLRB = function(opCode)
  */
 PDP11.opCLx = function(opCode)
 {
-    /*
-     * TODO: Implement
-     */
+    if (opCode & 0x1) this.clearCF();
+    if (opCode & 0x2) this.clearVF();
+    if (opCode & 0x4) this.clearZF();
+    if (opCode & 0x8) this.clearNF();
     this.nStepCycles -= 1;
 };
 
@@ -638,6 +707,7 @@ PDP11.opCOM = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -652,6 +722,7 @@ PDP11.opCOMB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -666,6 +737,7 @@ PDP11.opDEC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -680,6 +752,7 @@ PDP11.opDECB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -694,6 +767,7 @@ PDP11.opDIV = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -708,6 +782,7 @@ PDP11.opEMT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -722,6 +797,7 @@ PDP11.opHALT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -736,6 +812,7 @@ PDP11.opINC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -750,6 +827,7 @@ PDP11.opINCB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -764,6 +842,7 @@ PDP11.opIOT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -778,6 +857,7 @@ PDP11.opJSR = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -792,6 +872,7 @@ PDP11.opMARK = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -806,6 +887,7 @@ PDP11.opMFPD = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -820,6 +902,7 @@ PDP11.opMFPI = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -834,6 +917,7 @@ PDP11.opMFPS = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -848,6 +932,7 @@ PDP11.opMFPT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -872,10 +957,7 @@ PDP11.opMOV = function(opCode)
 PDP11.opMOVB = function(opCode)
 {
     var data = this.readByteByMode(opCode >> PDP11.SRCMODE.SHIFT);
-    /*
-     * When dst is a register, data must be sign-extended; otherwise, sign-extension is unnecessary (but harmless).
-     */
-    this.updateNZFlags(this.writeByteByMode(opCode, (data & 0x80)? data | 0xff00 : data) << 8);
+    this.updateNZFlags(this.writeByteByMode(opCode, data, PDP11.WRITE.SIGNEXT) << 8);
     this.nStepCycles -= 1;
 };
 
@@ -890,6 +972,7 @@ PDP11.opMTPD = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -904,6 +987,7 @@ PDP11.opMTPI = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -918,6 +1002,7 @@ PDP11.opMTPS = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -932,6 +1017,7 @@ PDP11.opMUL = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -946,6 +1032,7 @@ PDP11.opNEG = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -960,6 +1047,7 @@ PDP11.opNEGB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -982,9 +1070,11 @@ PDP11.opNOP = function(opCode)
  */
 PDP11.opRESET = function(opCode)
 {
-    /*
-     * TODO: Implement
-     */
+    if (!(this.PSW & PDP11.PSW.CMODE)) {
+        this.resetRegs();
+        this.bus.reset();
+        // display.data = this.regsGen[0];  // TODO: Review
+    }
     this.nStepCycles -= 1;
 };
 
@@ -999,6 +1089,7 @@ PDP11.opROL = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1013,6 +1104,7 @@ PDP11.opROLB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1027,6 +1119,7 @@ PDP11.opROR = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1041,6 +1134,7 @@ PDP11.opRORB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1055,6 +1149,7 @@ PDP11.opRTI = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1069,6 +1164,7 @@ PDP11.opRTT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1083,6 +1179,7 @@ PDP11.opSBC = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1097,6 +1194,55 @@ PDP11.opSBCB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opSEC(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opSEC = function(opCode)
+{
+    this.setCF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opSEN(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opSEN = function(opCode)
+{
+    this.setNF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opSEV(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opSEV = function(opCode)
+{
+    this.setVF();
+    this.nStepCycles -= 1;
+};
+
+/**
+ * opSEZ(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.opSEZ = function(opCode)
+{
+    this.setZF();
     this.nStepCycles -= 1;
 };
 
@@ -1108,9 +1254,10 @@ PDP11.opSBCB = function(opCode)
  */
 PDP11.opSEx = function(opCode)
 {
-    /*
-     * TODO: Implement
-     */
+    if (opCode & 0x1) this.setCF();
+    if (opCode & 0x2) this.setVF();
+    if (opCode & 0x4) this.setZF();
+    if (opCode & 0x8) this.setNF();
     this.nStepCycles -= 1;
 };
 
@@ -1125,6 +1272,7 @@ PDP11.opSOB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1151,6 +1299,7 @@ PDP11.opSXT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1165,6 +1314,7 @@ PDP11.opTRAP = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1179,6 +1329,7 @@ PDP11.opTST = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1193,6 +1344,7 @@ PDP11.opTSTB = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1207,6 +1359,7 @@ PDP11.opWAIT = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1221,6 +1374,7 @@ PDP11.opXOR = function(opCode)
     /*
      * TODO: Implement
      */
+    this.regOp = -1;
     this.nStepCycles -= 1;
 };
 
@@ -1232,7 +1386,7 @@ PDP11.opXOR = function(opCode)
  */
 PDP11.opUndefined = function(opCode)
 {
-    this.trap(PDP11.TRAP.RESERVED, /*010*/ 48);
+    this.trap(PDP11.TRAP.RESERVED, 48);
 };
 
 /**
@@ -1312,6 +1466,28 @@ PDP11.op00Xn_1170 = function(opCode)
     PDP11.aOps00Xn_1170[(opCode >> 4) & 0xf].call(this, opCode);
 };
 
+/**
+ * op00AX_1170(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.op00AX_1170 = function(opCode)
+{
+    PDP11.aOps00AX_1170[opCode & 0xf].call(this, opCode);
+};
+
+/**
+ * op00BX_1170(opCode)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} opCode
+ */
+PDP11.op00BX_1170 = function(opCode)
+{
+    PDP11.aOps00BX_1170[opCode & 0xf].call(this, opCode);
+};
+
 /**
  * op000X_1170(opCode)
  *
@@ -1346,45 +1522,45 @@ PDP11.op8Xnn_1170 = function(opCode)
 };
 
 /**
- * op8Ann_1170(opCode)
+ * op8AXn_1170(opCode)
  *
  * @this {CPUStatePDP11}
  * @param {number} opCode
  */
-PDP11.op8Ann_1170 = function(opCode)
+PDP11.op8AXn_1170 = function(opCode)
 {
     PDP11.aOps8AXn_1170[(opCode >> 6) & 0x3].call(this, opCode);
 };
 
 /**
- * op8Bnn_1170(opCode)
+ * op8BXn_1170(opCode)
  *
  * @this {CPUStatePDP11}
  * @param {number} opCode
  */
-PDP11.op8Bnn_1170 = function(opCode)
+PDP11.op8BXn_1170 = function(opCode)
 {
     PDP11.aOps8BXn_1170[(opCode >> 6) & 0x3].call(this, opCode);
 };
 
 /**
- * op8Cnn_1170(opCode)
+ * op8CXn_1170(opCode)
  *
  * @this {CPUStatePDP11}
  * @param {number} opCode
  */
-PDP11.op8Cnn_1170 = function(opCode)
+PDP11.op8CXn_1170 = function(opCode)
 {
     PDP11.aOps8CXn_1170[(opCode >> 6) & 0x3].call(this, opCode);
 };
 
 /**
- * op8Dnn_1170(opCode)
+ * op8DXn_1170(opCode)
  *
  * @this {CPUStatePDP11}
  * @param {number} opCode
  */
-PDP11.op8Dnn_1170 = function(opCode)
+PDP11.op8DXn_1170 = function(opCode)
 {
     PDP11.aOps8DXn_1170[(opCode >> 6) & 0x3].call(this, opCode);
 };
@@ -1438,14 +1614,52 @@ PDP11.aOps00Xn_1170 = [
     PDP11.opUndefined,          // 0x007n
     PDP11.opUndefined,          // 0x008n
     PDP11.opUndefined,          // 0x009n
-    PDP11.opCLx,                // 0x00An
-    PDP11.opSEx,                // 0x00Bn
+    PDP11.op00AX_1170,          // 0x00An
+    PDP11.op00BX_1170,          // 0x00Bn
     PDP11.opUndefined,          // 0x00Cn
     PDP11.opUndefined,          // 0x00Dn
     PDP11.opUndefined,          // 0x00En
     PDP11.opUndefined           // 0x00Fn
 ];
 
+PDP11.aOps00AX_1170 = [
+    PDP11.opNOP,                // 0x00A0
+    PDP11.opCLC,                // 0x00A1
+    PDP11.opCLV,                // 0x00A2
+    PDP11.opCLx,                // 0x00A3
+    PDP11.opCLZ,                // 0x00A4
+    PDP11.opCLx,                // 0x00A5
+    PDP11.opCLx,                // 0x00A6
+    PDP11.opCLx,                // 0x00A7
+    PDP11.opCLN,                // 0x00A8
+    PDP11.opCLx,                // 0x00A9
+    PDP11.opCLx,                // 0x00AA
+    PDP11.opCLx,                // 0x00AB
+    PDP11.opCLx,                // 0x00AC
+    PDP11.opCLx,                // 0x00AD
+    PDP11.opCLx,                // 0x00AE
+    PDP11.opCLx                 // 0x00AF
+];
+
+PDP11.aOps00BX_1170 = [
+    PDP11.opNOP,                // 0x00B0
+    PDP11.opSEC,                // 0x00B1
+    PDP11.opSEV,                // 0x00B2
+    PDP11.opSEx,                // 0x00B3
+    PDP11.opSEZ,                // 0x00B4
+    PDP11.opSEx,                // 0x00B5
+    PDP11.opSEx,                // 0x00B6
+    PDP11.opSEx,                // 0x00B7
+    PDP11.opSEN,                // 0x00B8
+    PDP11.opSEx,                // 0x00B9
+    PDP11.opSEx,                // 0x00BA
+    PDP11.opSEx,                // 0x00BB
+    PDP11.opSEx,                // 0x00BC
+    PDP11.opSEx,                // 0x00BD
+    PDP11.opSEx,                // 0x00BE
+    PDP11.opSEx                 // 0x00BF
+];
+
 PDP11.aOps000X_1170 = [
     PDP11.opHALT,               // 0x0000
     PDP11.opWAIT,               // 0x0001
@@ -1495,10 +1709,10 @@ PDP11.aOps8Xnn_1170 = [
     PDP11.opBCS,                // 0x87nn
     PDP11.opEMT,                // 0x88nn
     PDP11.opTRAP,               // 0x89nn
-    PDP11.op8Ann_1170,          // 0x8Ann
-    PDP11.op8Bnn_1170,          // 0x8Bnn
-    PDP11.op8Cnn_1170,          // 0x8Cnn
-    PDP11.op8Dnn_1170,          // 0x8Dnn
+    PDP11.op8AXn_1170,          // 0x8Ann
+    PDP11.op8BXn_1170,          // 0x8Bnn
+    PDP11.op8CXn_1170,          // 0x8Cnn
+    PDP11.op8DXn_1170,          // 0x8Dnn
     PDP11.opUndefined,          // 0x8Enn
     PDP11.opUndefined           // 0x8Fnn
 ];

modules/pdp11/lib/cpustate.js

@@ -631,6 +631,20 @@ CPUStatePDP11.prototype.setPSW = function(newPSW)
     this.PSW = newPSW;
 };
 
+/**
+ * updateNZCFlags(result)
+ *
+ * @this {CPUStatePDP11}
+ * @param {number} result
+ */
+CPUStatePDP11.prototype.updateNZCFlags = function(result)
+{
+    if (!(this.opFlags & PDP11.OPFLAG.SKIP_FLAGS)) {
+        this.flagN = this.flagZ = this.flagC = result;
+        this.flagV = 0;
+    }
+};
+
 /**
  * updateNZFlags(result)
  *
@@ -1218,13 +1232,12 @@ CPUStatePDP11.prototype.getAddrByMode = function(addressMode, accessFlags)
 {
     var result;
     if (!(addressMode & 0x38)) {
-        return BusPDP11.MAX_ADDRESS + (addressMode & 7); // Registers have special addresses above maximum address
+        result = BusPDP11.MAX_ADDRESS + (addressMode & 7); // Registers have special addresses above maximum address
     } else {
-        if ((result = this.getVirtualByMode(addressMode, accessFlags)) >= 0) {
-            result = this.mapVirtualToPhysical(result, accessFlags);
-        }
-        return result;
+        var addr = this.getVirtualByMode(addressMode, accessFlags);
+        result = this.mapVirtualToPhysical(addr, accessFlags);
     }
+    return result;
 };
 
 /**
@@ -1270,9 +1283,6 @@ CPUStatePDP11.prototype.readByteByMode = function(addressMode)
  *
  * Used whenever the dst operand (as described by addressMode) DOES need to be read before writing.
  *
- * TODO: writeWordByAddr() currently plays it safe and always masks the incoming data.  Let's see if we can
- * change that to an assert(), and make sure we never give writeWordByAddr() unmasked data.
- *
  * @this {CPUStatePDP11}
  * @param {number} addressMode
  * @param {number} src
@@ -1284,7 +1294,7 @@ CPUStatePDP11.prototype.updateWordByMode = function(addressMode, src, fnOp)
     var data;
     if (!(addressMode & PDP11.OPMODE.MASK)) {
         var reg = addressMode & PDP11.OPREG.MASK;
-        this.regsGen[reg] = (data = fnOp.call(this, src, this.regsGen[reg]));
+        this.regsGen[reg] = (data = fnOp.call(this, src, this.regsGen[reg]) & 0xffff);
     } else {
         var addr = this.getAddrByMode(addressMode, PDP11.ACCESS.UPDATE);
         this.writeWordByAddr(addr, (data = fnOp.call(this, src, this.readWordByAddr(addr))));
@@ -1297,9 +1307,6 @@ CPUStatePDP11.prototype.updateWordByMode = function(addressMode, src, fnOp)
  *
  * Used whenever the dst operand (as described by addressMode) DOES need to be read before writing.
  *
- * TODO: writeByteByAddr() currently plays it safe and always masks the incoming data.  Let's see if we can
- * change that to an assert(), and make sure we never give writeByteByAddr() unmasked data.
- *
  * @this {CPUStatePDP11}
  * @param {number} addressMode
  * @param {number} src
@@ -1311,7 +1318,7 @@ CPUStatePDP11.prototype.updateByteByMode = function(addressMode, src, fnOp)
     var data;
     if (!(addressMode & PDP11.OPMODE.MASK)) {
         var reg = addressMode & PDP11.OPREG.MASK;
-        this.regsGen[reg] = (data = fnOp.call(this, src, this.regsGen[reg]));
+        this.regsGen[reg] = (this.regsGen[reg] & 0xff00) | ((data = fnOp.call(this, src, this.regsGen[reg]) & 0xff));
     } else {
         var addr = this.getAddrByMode(addressMode, PDP11.ACCESS.UPDATE_BYTE);
         this.writeByteByAddr(addr, (data = fnOp.call(this, src, this.readByteByAddr(addr))));
@@ -1324,9 +1331,6 @@ CPUStatePDP11.prototype.updateByteByMode = function(addressMode, src, fnOp)
  *
  * Used whenever the dst operand (as described by addressMode) does NOT need to be read before writing.
  *
- * TODO: writeWordByAddr() currently plays it safe and always masks the incoming data.  Let's see if we can
- * change that to an assert(), and make sure we never give writeWordByAddr() unmasked data.
- *
  * @this {CPUStatePDP11}
  * @param {number} addressMode
  * @param {number} data
@@ -1335,7 +1339,7 @@ CPUStatePDP11.prototype.updateByteByMode = function(addressMode, src, fnOp)
 CPUStatePDP11.prototype.writeWordByMode = function(addressMode, data)
 {
     if (!(addressMode & PDP11.OPMODE.MASK)) {
-        this.regsGen[addressMode & PDP11.OPREG.MASK] = data;
+        this.regsGen[addressMode & PDP11.OPREG.MASK] = data & 0xffff;
     } else {
         this.writeWordByAddr(this.getAddrByMode(addressMode, PDP11.ACCESS.WRITE), data);
     }
@@ -1343,24 +1347,29 @@ CPUStatePDP11.prototype.writeWordByMode = function(addressMode, data)
 };
 
 /**
- * writeByteByMode(addressMode, data)
+ * writeByteByMode(addressMode, data, writeFlags)
  *
  * Used whenever the dst operand (as described by addressMode) does NOT need to be read before writing.
  *
- * TODO: writeWordByAddr() currently plays it safe and always masks the incoming data.  Let's see if we can
- * change that to an assert(), and make sure we never give writeWordByAddr() unmasked data.
- *
  * @this {CPUStatePDP11}
  * @param {number} addressMode
  * @param {number} data
+ * @param {number} [writeFlags]
  * @return {number}
  */
-CPUStatePDP11.prototype.writeByteByMode = function(addressMode, data)
+CPUStatePDP11.prototype.writeByteByMode = function(addressMode, data, writeFlags)
 {
     if (!(addressMode & PDP11.OPMODE.MASK)) {
-        this.regsGen[addressMode & PDP11.OPREG.MASK] = data;
+        var reg = addressMode & PDP11.OPREG.MASK;
+        if (!writeFlags) {
+            this.regsGen[reg] = (this.regsGen[reg] & ~0xff) | (data & 0xff);
+        } else if (writeFlags & PDP11.WRITE.ZERO) {
+            this.regsGen[reg] &= ~0xff;
+        } else {
+            this.assert(writeFlags & PDP11.WRITE.SIGNEXT);
+            this.regsGen[reg] = ((data << 24) >> 24) & 0xffff;
+        }
     } else {
-        data &= 0xff;           // we mask just in case the caller sign-extended the data
         this.writeByteByAddr(this.getAddrByMode(addressMode, PDP11.ACCESS.WRITE_BYTE), data);
     }
     return data;
@@ -1532,189 +1541,190 @@ CPUStatePDP11.prototype.stepCPU = function(nMinCycles)
 
             /*
              * TODO: Determine (later) if this.regOp is a useful (internal) register to maintain;
-             * perhaps it would alleviate lots of opCode parameter-passing.
+             * perhaps it would alleviate lots of opCode parameter-passing.  In the meantime, we use
+             * it to detect if our new decode() function has processed (ie, "consumed") the opcode,
+             * by setting it to -1.  If it has, then we can skip the older opcode decode logic below.
              */
             this.regOp = opCode = this.readWordByVirtual(this.regsGen[7]);
-            this.regsGen[7] = (this.regsGen[7] + 2) & 0xffff;
+            if (opCode >= 0) this.regsGen[7] = (this.regsGen[7] + 2) & 0xffff;
 
             this.decode(opCode);
 
-            if (opCode >= 0) {
-                // this.regsGen[7] = (this.regsGen[7] + 2) & 0xffff;
+            if (this.regOp < 0) {
                 switch (opCode & 0xF000) /*0170000*/ { // Double operand instructions xxSSDD
-                // case 0x1000: /*0010000*/ // MOV  01SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "MOV");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             this.regsGen[opCode & 7] = src;
-                //             this.flagN = this.flagZ = src;
-                //             this.flagV = 0;
-                //         } else {
-                //             if ((dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.WRITE)) >= 0) {
-                //                 if (this.writeWordByAddr(dstAddr, src) >= 0) {
-                //                     this.flagN = this.flagZ = src;
-                //                     this.flagV = 0;
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0x2000: /*0020000*/ // CMP 02SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "CMP");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readWordByMode(opCode)) >= 0) {
-                //             result = src - dst;
-                //             this.flagN = this.flagZ = this.flagC = result;
-                //             this.flagV = (src ^ dst) & (src ^ result);
-                //         }
-                //     }
-                //     break;
-                // case 0x3000: /*0030000*/ // BIT 03SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BIT");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readWordByMode(opCode)) >= 0) {
-                //             this.flagN = this.flagZ = src & dst;
-                //             this.flagV = 0;
-                //         }
-                //     }
-                //     break;
-                // case 0x4000: /*0040000*/ // BIC 04SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BIC");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             result = this.regsGen[opCode & 7] &= ~src;
-                //             this.flagN = this.flagZ = result;
-                //             this.flagV = 0;
-                //         } else {
-                //             if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
-                //                 result = dst & ~src;
-                //                 if (this.writeWordByAddr(dstAddr, result) >= 0) {
-                //                     this.flagN = this.flagZ = result;
-                //                     this.flagV = 0;
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0x5000: /*0050000*/ // BIS 05SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BIS");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             result = this.regsGen[opCode & 7] |= src;
-                //             this.flagN = this.flagZ = result;
-                //             this.flagV = 0;
-                //         } else {
-                //             if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
-                //                 result = dst | src;
-                //                 if (this.writeWordByAddr(dstAddr, result) >= 0) {
-                //                     this.flagN = this.flagZ = result;
-                //                     this.flagV = 0;
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0x6000: /*0060000*/ // ADD 06SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "ADD");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             reg = opCode & 7;
-                //             dst = this.regsGen[reg];
-                //             this.regsGen[reg] = (result = src + dst) & 0xffff;
-                //             this.flagN = this.flagZ = this.flagC = result;
-                //             this.flagV = (src ^ result) & (dst ^ result);
-                //         } else {
-                //             if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
-                //                 result = src + dst;
-                //                 if (this.writeWordByAddr(dstAddr, result) >= 0) {
-                //                     this.flagN = this.flagZ = this.flagC = result;
-                //                     this.flagV = (src ^ result) & (dst ^ result);
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0x9000: /*0110000*/ // MOVB 11SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "MOVB");
-                //     if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             if (src & 0x80) /*0200*/ src |= 0xff00; // movb sign extends register to word size
-                //             this.regsGen[opCode & 7] = src;
-                //             this.flagN = this.flagZ = src;
-                //             this.flagV = 0;
-                //         } else {
-                //             if ((dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.WRITE_BYTE)) >= 0) { // write byte
-                //                 if (this.writeByteByAddr(dstAddr, src) >= 0) {
-                //                     this.flagN = this.flagZ = src << 8;
-                //                     this.flagV = 0;
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0xA000: /*0120000*/ // CMPB 12SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "CMPB");
-                //     if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readByteByMode(opCode)) >= 0) {
-                //             result = src - dst;
-                //             this.flagN = this.flagZ = this.flagC = result << 8;
-                //             this.flagV = ((src ^ dst) & (src ^ result)) << 8;
-                //         }
-                //     }
-                //     break;
-                // case 0xB000: /*0130000*/ // BITB 13SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BITB");
-                //     if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readByteByMode(opCode)) >= 0) {
-                //             this.flagN = this.flagZ = (src & dst) << 8;
-                //             this.flagV = 0;
-                //         }
-                //     }
-                //     break;
-                // case 0xC000: /*0140000*/ // BICB 14SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BICB");
-                //     if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readByteByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE_BYTE))) >= 0) {
-                //             result = dst & ~src;
-                //             if (this.writeByteByAddr(dstAddr, result) >= 0) {
-                //                 this.flagN = this.flagZ = result << 8;
-                //                 this.flagV = 0;
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0xD000: /*0150000*/ // BISB 15SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "BISB");
-                //     if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
-                //         if ((dst = this.readByteByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE_BYTE))) >= 0) {
-                //             result = dst | src;
-                //             if (this.writeByteByAddr(dstAddr, result) >= 0) {
-                //                 this.flagN = this.flagZ = result << 8;
-                //                 this.flagV = 0;
-                //             }
-                //         }
-                //     }
-                //     break;
-                // case 0xE000: /*0160000*/ // SUB 16SSDD
-                //     //LOG_INSTRUCTION(opCode, 2, "SUB");
-                //     if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
-                //         if (!(opCode & 0x38)) {
-                //             reg = opCode & 7;
-                //             dst = this.regsGen[reg];
-                //             this.regsGen[reg] = (result = dst - src) & 0xffff;
-                //             this.flagN = this.flagZ = this.flagC = result;
-                //             this.flagV = (src ^ dst) & (dst ^ result);
-                //         } else {
-                //             if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
-                //                 result = dst - src;
-                //                 if (this.writeWordByAddr(dstAddr, result) >= 0) {
-                //                     this.flagN = this.flagZ = this.flagC = result;
-                //                     this.flagV = (src ^ dst) & (dst ^ result);
-                //                 }
-                //             }
-                //         }
-                //     }
-                //     break;
+                case 0x1000: /*0010000*/ // MOV  01SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "MOV");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            this.regsGen[opCode & 7] = src;
+                            this.flagN = this.flagZ = src;
+                            this.flagV = 0;
+                        } else {
+                            if ((dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.WRITE)) >= 0) {
+                                if (this.writeWordByAddr(dstAddr, src) >= 0) {
+                                    this.flagN = this.flagZ = src;
+                                    this.flagV = 0;
+                                }
+                            }
+                        }
+                    }
+                    break;
+                case 0x2000: /*0020000*/ // CMP 02SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "CMP");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readWordByMode(opCode)) >= 0) {
+                            result = src - dst;
+                            this.flagN = this.flagZ = this.flagC = result;
+                            this.flagV = (src ^ dst) & (src ^ result);
+                        }
+                    }
+                    break;
+                case 0x3000: /*0030000*/ // BIT 03SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BIT");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readWordByMode(opCode)) >= 0) {
+                            this.flagN = this.flagZ = src & dst;
+                            this.flagV = 0;
+                        }
+                    }
+                    break;
+                case 0x4000: /*0040000*/ // BIC 04SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BIC");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            result = this.regsGen[opCode & 7] &= ~src;
+                            this.flagN = this.flagZ = result;
+                            this.flagV = 0;
+                        } else {
+                            if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
+                                result = dst & ~src;
+                                if (this.writeWordByAddr(dstAddr, result) >= 0) {
+                                    this.flagN = this.flagZ = result;
+                                    this.flagV = 0;
+                                }
+                            }
+                        }
+                    }
+                    break;
+                case 0x5000: /*0050000*/ // BIS 05SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BIS");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            result = this.regsGen[opCode & 7] |= src;
+                            this.flagN = this.flagZ = result;
+                            this.flagV = 0;
+                        } else {
+                            if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
+                                result = dst | src;
+                                if (this.writeWordByAddr(dstAddr, result) >= 0) {
+                                    this.flagN = this.flagZ = result;
+                                    this.flagV = 0;
+                                }
+                            }
+                        }
+                    }
+                    break;
+                case 0x6000: /*0060000*/ // ADD 06SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "ADD");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            reg = opCode & 7;
+                            dst = this.regsGen[reg];
+                            this.regsGen[reg] = (result = src + dst) & 0xffff;
+                            this.flagN = this.flagZ = this.flagC = result;
+                            this.flagV = (src ^ result) & (dst ^ result);
+                        } else {
+                            if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
+                                result = src + dst;
+                                if (this.writeWordByAddr(dstAddr, result) >= 0) {
+                                    this.flagN = this.flagZ = this.flagC = result;
+                                    this.flagV = (src ^ result) & (dst ^ result);
+                                }
+                            }
+                        }
+                    }
+                    break;
+                case 0x9000: /*0110000*/ // MOVB 11SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "MOVB");
+                    if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            if (src & 0x80) /*0200*/ src |= 0xff00; // movb sign extends register to word size
+                            this.regsGen[opCode & 7] = src;
+                            this.flagN = this.flagZ = src;
+                            this.flagV = 0;
+                        } else {
+                            if ((dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.WRITE_BYTE)) >= 0) { // write byte
+                                if (this.writeByteByAddr(dstAddr, src) >= 0) {
+                                    this.flagN = this.flagZ = src << 8;
+                                    this.flagV = 0;
+                                }
+                            }
+                        }
+                    }
+                    break;
+                case 0xA000: /*0120000*/ // CMPB 12SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "CMPB");
+                    if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readByteByMode(opCode)) >= 0) {
+                            result = src - dst;
+                            this.flagN = this.flagZ = this.flagC = result << 8;
+                            this.flagV = ((src ^ dst) & (src ^ result)) << 8;
+                        }
+                    }
+                    break;
+                case 0xB000: /*0130000*/ // BITB 13SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BITB");
+                    if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readByteByMode(opCode)) >= 0) {
+                            this.flagN = this.flagZ = (src & dst) << 8;
+                            this.flagV = 0;
+                        }
+                    }
+                    break;
+                case 0xC000: /*0140000*/ // BICB 14SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BICB");
+                    if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readByteByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE_BYTE))) >= 0) {
+                            result = dst & ~src;
+                            if (this.writeByteByAddr(dstAddr, result) >= 0) {
+                                this.flagN = this.flagZ = result << 8;
+                                this.flagV = 0;
+                            }
+                        }
+                    }
+                    break;
+                case 0xD000: /*0150000*/ // BISB 15SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "BISB");
+                    if ((src = this.readByteByMode(opCode >> 6)) >= 0) {
+                        if ((dst = this.readByteByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE_BYTE))) >= 0) {
+                            result = dst | src;
+                            if (this.writeByteByAddr(dstAddr, result) >= 0) {
+                                this.flagN = this.flagZ = result << 8;
+                                this.flagV = 0;
+                            }
+                        }
+                    }
+                    break;
+                case 0xE000: /*0160000*/ // SUB 16SSDD
+                    //LOG_INSTRUCTION(opCode, 2, "SUB");
+                    if ((src = this.readWordByMode(opCode >> 6)) >= 0) {
+                        if (!(opCode & 0x38)) {
+                            reg = opCode & 7;
+                            dst = this.regsGen[reg];
+                            this.regsGen[reg] = (result = dst - src) & 0xffff;
+                            this.flagN = this.flagZ = this.flagC = result;
+                            this.flagV = (src ^ dst) & (dst ^ result);
+                        } else {
+                            if ((dst = this.readWordByAddr(dstAddr = this.getAddrByMode(opCode, PDP11.ACCESS.UPDATE))) >= 0) {
+                                result = dst - src;
+                                if (this.writeWordByAddr(dstAddr, result) >= 0) {
+                                    this.flagN = this.flagZ = this.flagC = result;
+                                    this.flagV = (src ^ dst) & (dst ^ result);
+                                }
+                            }
+                        }
+                    }
+                    break;
                 default:
                     switch (opCode & 0xFE00) /*0177000*/ { // Misc instructions xxRDD
                     case 0x800: /*04000*/ // JSR 004RDD

modules/pdp11/lib/debugger.js

@@ -1200,6 +1200,9 @@ if (DEBUGGER) {
              */
             if (this.checksEnabled()) this.checkInstruction(this.cpu.getPC(), 0);
         }
+        /*
+         * For our typically tiny bursts (usually single instructions), mimic what runCPU() does.
+         */
         try {
             var nCyclesStep = this.cpu.stepCPU(nCycles);
             if (nCyclesStep > 0) {
@@ -1214,6 +1217,8 @@ if (DEBUGGER) {
                 var e = exception;
                 this.nCycles = 0;
                 this.cpu.setError(e.stack || e.message);
+            } else {
+                if (DEBUG) this.println("CPU exception: " + str.toHexWord(exception));
             }
         }
 

modules/pdp11/lib/defines.js

@@ -225,6 +225,14 @@ var PDP11 = {
         READ:       0x2,
         WRITE:      0x4,
         UPDATE:     0x6
+    },
+    /*
+     * Internal flags passed to writeByteByMode(), etc.
+     */
+    WRITE: {
+        NORMAL:     0x0,        // write byte or word normally
+        ZERO:       0x1,        // zero byte or word
+        SIGNEXT:    0x2         // sign-extend a byte to a word
     }
 };
 

modules/shared/lib/component.js

@@ -769,8 +769,8 @@ Component.prototype = {
      * TODO: Add a task to the build process that "asserts" there are no instances of "assertion failure" in RELEASE builds.
      *
      * @this {Component}
-     * @param {boolean} f is the expression we are asserting to be true
-     * @param {string} [s] is description of the assertion on failure
+     * @param {boolean|number} f is the expression asserted to be true
+     * @param {string} [s] is a description of the assertion to be displayed or logged on failure
      */
     assert: function(f, s) {
         if (DEBUG) {

modules/shared/templates/components.css

@@ -37,10 +37,10 @@
     line-height: 19px;
     vertical-align: middle;
     float: left;
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
 }
 .pcjs-controls textarea {
-    font-family: Monaco, monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: x-small;
 }
 .pcjs-fieldset {
@@ -49,14 +49,14 @@
     padding: 0;
 }
 .pcjs-flag {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;
     vertical-align: middle;
 }
 .pcjs-register {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;

versions/pc8080/1.30.0/components.css

@@ -32,10 +32,10 @@
     line-height: 19px;
     vertical-align: middle;
     float: left;
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
 }
 .pcjs-controls textarea {
-    font-family: Monaco, monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: x-small;
 }
 .pcjs-fieldset {
@@ -44,14 +44,14 @@
     padding: 0;
 }
 .pcjs-flag {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;
     vertical-align: middle;
 }
 .pcjs-register {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;

versions/pcx86/1.30.0/components.css

@@ -32,10 +32,10 @@
     line-height: 19px;
     vertical-align: middle;
     float: left;
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
 }
 .pcjs-controls textarea {
-    font-family: Monaco, monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: x-small;
 }
 .pcjs-fieldset {
@@ -44,14 +44,14 @@
     padding: 0;
 }
 .pcjs-flag {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;
     vertical-align: middle;
 }
 .pcjs-register {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;

versions/pdp11/1.30.0/components.css

@@ -32,10 +32,10 @@
     line-height: 19px;
     vertical-align: middle;
     float: left;
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
 }
 .pcjs-controls textarea {
-    font-family: Monaco, monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: x-small;
 }
 .pcjs-fieldset {
@@ -44,14 +44,14 @@
     padding: 0;
 }
 .pcjs-flag {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;
     vertical-align: middle;
 }
 .pcjs-register {
-    font-family: "Lucida Console", monospace;
+    font-family: Monaco, "Lucida Console", monospace;
     font-size: small;
     text-align: center;
     line-height: 19px;

versions/pdp11/1.30.0/pdp11-dbg.js

@@ -1,214 +1,221 @@
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-function cc(a){var b=a.C,d,c,f,e=b.ta>>13&7;"undefined"===typeof b.na[e]&&(b.na[e]={cache:[],postProcess:a.Vc,drive:e,blocksize:256,mapped:0,maxblock:b.cb[e]*b.Z[e],url:"rk"+e+".dsk"});b.S&=-129;switch(b.S>>1&7){case 0:b.Pb=2496;b.la=0;b.S=128;b.ta=0;break;case 1:if((b.ta>>4&511)>=b.cb[e]){b.la|=32832;b.S|=49152;break}if((b.ta&15)>=b.Z[e]){b.la|=32800;b.S|=49152;break}d=(b.ta>>4&511)*b.Z[e]+(b.ta&15);c=(b.S&48)<<12|b.Ob;f=65536-b.Qb&65535;dc(a,b.na[e],d,c,f);return;case 2:if((b.ta>>4&511)>=b.cb[e]){b.la|=
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-(d.Ca[b]&255);f=(d.$a&63)<<16|d.tb;e=65536-d.vb&65535;dc(a,d.na[b],c,f,e);return;case 57:if(d.Pa[b]>=d.bc[0]||d.Ca[b]>>8>=d.bb[0]||(d.Ca[b]&255)>=d.Z[0]){d.ub[b]|=1024;d.U|=49152;break}c=(d.Pa[b]*d.bb[0]+(d.Ca[b]>>8))*d.Z[0]+(d.Ca[b]&255);f=(d.$a&63)<<16|d.tb;e=65536-d.vb&65535;a.Zb(d.na[b],c,f,e);return}H(a.b,3,160,172,function(){d.U=d.U&65534|128;d.pa[b]|=128;return!!(d.U&64)})}
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-function hc(a,b,d,c,f,e){var h=~~((e+d.Va-1)/d.Va),g=new XMLHttpRequest;2048>h&&c+2048<d.Sc&&(h=2048);g.open("GET",d.url,!0);g.setRequestHeader("Range","bytes="+(c*d.Va<<1)+"-"+(((c+h)*d.Va<<1)-1));g.responseType="arraybuffer";g.onreadystatechange=function(){if(4==g.readyState){var h=b.bind(a),l,n,p,q;l=g.response;if(0!=g.status&&206!=g.status||!l)d.Yb(1,d,c,f,e);else{l=new Uint8Array(l);n=c;for(q=0;q<l.length;){if("undefined"===typeof d.cache[n])for(d.cache[n]=[],p=0;p<d.Va;p++)d.cache[n][p]=q<l.length?
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-m.Ec=function(a,b,d){var c,f,e=this.b;switch(a&-64){case 4194240:switch(a&-2){case 4194300:0>b?c=e.Qa&65280:(a&1&&(b<<=8),e.Qa=b|255,c=0);break;case 4194298:if(0>b)c=e.Xb;else{a&1&&(b<<=8);if(c=b&65024){f=c>>9;do c+=34;while(f>>=1)}e.Xb=c;e.Oa=2}break;case 4194294:if(70!==e.gb)return J(e,4,222);0>b?c=e.L:c=e.L=0;break;case 4194292:if(70!==e.gb)return J(e,4,224);c=1;break;case 4194290:if(70!==e.gb)return J(e,4,226);c=0;break;case 4194288:if(70!==e.gb)return J(e,4,228);c=61183;break;case 4194296:0<=
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-b),c=e.Za[f]),c;case 4194246:return a&1?(0<=b&&(e.f[7]=b),c=e.f[7]):e.M>>14&0?(0<=b&&(e.f[6]=b),c=e.f[6]):(0<=b&&(e.sa[0]=b),c=e.sa[0]),c;case 4194244:case 4194242:case 4194240:return f=a&7,e.M&2048?(0<=b&&(e.Za[f]=b),c=e.Za[f]):(0<=b&&(e.f[f]=b),c=e.f[f]),c;default:return e.L|=16,J(e,4,124)}break;case 4194176:f=a>>1&31;c=I(this,e.ka[3][f],a,b,d);0<=c&&(e.ka[3][f]=c,e.ka[3][f&15]&=65295);break;case 4194112:var h=this.N;f=this.j;switch(a&-2){case 4194174:c=I(this,e.Ab,a,b,d);0<=c&&(e.Ab=c);break;case 4194172:c=
-e.Da;c&65280&&(c=(c<<8|c>>8)&65535);break;case 4194170:e.ba=e.ba&62337|e.Jb<<5|e.Wb<<1;0>b?c=e.ba:(c=I(this,e.ba,a,b,d),0<=c&&(e.ba=c&=62337,e.Jb=c>>5&3,e.Wb=c>>1&15,c&257?(f=2,e.Ra&16&&(f=1),e.Ib=c&1?lb|B:B):(e.Ib=0,f=4),this.i.pb=this.i.pb&-8|f));break;case 4194168:0>b?c=this.i.dd&65535:(c=I(this,this.i.data,a,b,d),0<=c&&(this.i.data=c));break;case 4194166:0<=b&&(b&127&&(h.Jc=0),h.qa&=-129,H(e,100,128,52,function(){h.qa|=128;return!!(h.qa&64)}));c=0;break;case 4194164:0>b?c=h.qa:(c=I(this,h.qa,
-a,b,d),0<=c&&(128==(h.qa&192)&&c&64&&H(e,8,128,52,function(){h.qa|=128;return!!(h.qa&64)}),h.qa=h.qa&128|c&-129));break;case 4194162:c=0;0>b&&(h.Ha&=-129,0<h.fc.length&&(c=h.fc.shift(),0<h.fc.length&&setTimeout(function(){h.Ha|=128;h.Ha&64&&H(e,40,128,48)},50)));break;case 4194160:0>b?c=h.Ha:(c=I(this,h.Ha,a,b,d),0<=c&&(h.Ha=h.Ha&128|c&-129));break;case 4194150:0>b?(c=f.K,f.K&=-129):(c=I(this,f.K,a,b,d),0<=c&&(c&64&&!f.Hb&&(setInterval(this.Pc.bind(this),25),f.Hb=1),f.K=c&-129));break;default:return e.L|=
-16,J(e,4,126)}break;case 4194048:f=this.C;switch(a&-2){case 4194048:c=I(this,f.Pb,a,b,d);0<=c&&(f.Pb=c);break;case 4194050:c=I(this,f.la,a,b,d);0<=c&&(f.la=c);break;case 4194052:c=I(this,f.S,a,b,d);0<=b&&0<=c&&(f.S=c&-36993|f.S&36992,f.S&1&&cc(this));break;case 4194054:c=I(this,f.Qb,a,b,d);0<=c&&(f.Qb=c);break;case 4194056:c=I(this,f.Ob,a,b,d);0<=c&&(f.Ob=c);break;case 4194058:c=I(this,f.ta,a,b,d);0<=c&&(f.ta=c);break;case 4194060:break;case 4194062:c=I(this,f.xc,a,b,d);0<=c&&(f.xc=c);break;default:return e.L|=
-16,J(e,4,128)}break;case 4193728:var g=this.J;f=g.Ba&7;switch(a&-2){case 4193728:c=I(this,g.U,a,b,d);0<=b&&0<=c&&(g.$a=g.$a&60|c>>8&3,g.U=c&17279|g.U&34944|2048,c&1&&g.U&128?gc(this,f):192==(c&192)&&H(e,0,160,172));break;case 4193730:c=I(this,g.vb,a,b,d);0<=c&&(g.vb=c);break;case 4193732:c=I(this,g.tb,a,b,d);0<=c&&(g.tb=c&65534);break;case 4193734:c=I(this,g.Ca[f],a,b,d);0<=c&&(g.Ca[f]=c&7967);break;case 4193736:c=I(this,g.Ba,a,b,d);0<=c&&(g.Ba=c&63|g.Ba&65472,c&128&&fc(this));break;case 4193738:c=
-g.pa[f];break;case 4193740:c=g.ub[f];break;case 4193742:c=I(this,g.kb,a,b,d);0<=c&&(g.kb=c&255);break;case 4193744:c=g.bd[f];break;case 4193746:c=I(this,g.yc,a,b,d);0<=c&&(g.yc=c);break;case 4193748:c=I(this,g.zc[f],a,b,d);0<=c&&(g.zc[f]=c&1023);break;case 4193750:c=8210;break;case 4193752:c=g.cd[f];break;case 4193754:c=I(this,g.Ac[f],a,b,d);0<=c&&(g.Ac[f]=c);break;case 4193756:c=I(this,g.Pa[f],a,b,d);0<=c&&(g.Pa[f]=c&511);break;case 4193758:g.$b[f]=g.Pa[f];c=g.$b[f];break;case 4193760:c=g.$c[f];
-break;case 4193762:c=g.ad[f];break;case 4193764:c=g.Yc[f];break;case 4193766:c=g.Zc[f];break;case 4193768:c=I(this,g.$a,a,b,d);0<=c&&(g.$a=c&63,g.U=g.U&-769|(c&3)<<8);break;case 4193770:c=I(this,g.hc,a,b,d);0<=c&&(g.hc=c);break;default:return e.L|=16,J(e,4,132)}break;case 4192512:f=this.I;switch(a&-2){case 4192512:c=I(this,f.K,a,b,d);0<=b&&0<=c&&(f.Ua=f.Ua&60|c>>4&3,f.K=f.K&-1023|c&1022,f.K&128||ec(this));break;case 4192514:c=I(this,f.Eb,a,b,d);0<=c&&(f.Eb=c&65534);break;case 4192516:c=I(this,f.ca,
-a,b,d);0<=c&&(f.ca=c);break;case 4192518:c=I(this,f.Ya,a,b,d);0<=c&&(f.Ya=c);break;case 4192520:c=I(this,f.Ua,a,b,d);0<=c&&(f.Ua=c&63,f.K=f.K&-49|(f.Ua&3)<<4);break;default:return e.L|=16,J(e,4,134)}break;case 4191552:switch(a&-2){case 4191566:0>b?c=e.Ra:(c=I(this,e.Ra,a,b,d),0<=c&&(70!==e.gb&&(c&=-49),e.Ra=c,e.ib[0]=c&4?15:7,e.ib[1]=c&2?15:7,e.ib[3]=c&1?15:7,e.Ib&&(f=2,e.Ra&16&&(f=1),this.i.pb=this.i.pb&-8|f)));break;default:return e.L|=16,J(e,4,136)}break;case 4191424:f=a>>1&31;c=I(this,e.ka[0][f],
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-m.reset=function(){!this.i&&this.j&&Ib(this.G,this.C,this.j,1)&&(this.i=!0);this.i||t("No RAM allocated")};m.save=function(){return null};m.restore=function(){return!0};Qa(function(){for(var a=x(document,"pdp11","ram"),b=0;b<a.length;b++){var d=a[b],c=w(d),c=new Qd(c);eb(c,d)}});function Rd(a){u.call(this,"Keyboard",a,Rd,65536);A(this)}$a(Rd);Rd.prototype.ua=function(){return!1};Rd.prototype.Xa=function(a,b,d,c){this.i=a;this.b=d;this.H=c;this.da=null};
-Qa(function(){for(var a=x(document,"pdp11","keyboard"),b=0;b<a.length;b++){var d=a[b],c=w(d),c=new Rd(c);eb(c,d)}});function Sd(a){u.call(this,"Debugger",a,Sd);this.xa=a.base||16;this.$=this.Ja=this.P=0;this.da=!1;this.I=-1;this.C=[];this.ga={}}$a(Sd);var Td={"||":0,"&&":1,"|":2,"^":3,"&":4,"!=":5,"==":5,">=":6,">":6,"<=":6,"<":6,">>>":7,">>":7,"<<":7,"-":8,"+":8,"%":9,"/":9,"*":9};
-function re(a,b,d,c){if(d)if(b){0>a.I&&a.C.length&&(a.I=0);if(0>a.I||b!=a.C[a.I])a.C.splice(0,0,b),a.I=0;a.I--}else a.da?b="end":b=a.C[a.I+1];a=[];if(b){b=b.toLowerCase().replace(/""/g,"'");d=0;var f=null;c=c||";";for(var e=0;e<=b.length;e++){var h=b.charAt(e);if('"'==h||"'"==h)f?h==f&&(f=null):f=h;else if(h==c&&!f||!h)a.push(oa(b.substring(d,e))),d=e+1}}return a}
-function se(a,b,d){for(d=d||-1;d--&&b.length;){var c=b.pop();if(2>a.length)return!1;var f=a.pop(),e=a.pop();switch(c){case "*":c=e*f;break;case "/":if(!f)return!1;c=e/f;break;case "%":if(!f)return!1;c=e%f;break;case "+":c=e+f;break;case "-":c=e-f;break;case "<<":c=e<<f;break;case ">>":c=e>>f;break;case ">>>":c=e>>>f;break;case "<":c=e<f?1:0;break;case "<=":c=e<=f?1:0;break;case ">":c=e>f?1:0;break;case ">=":c=e>=f?1:0;break;case "==":c=e==f?1:0;break;case "!=":c=e!=f?1:0;break;case "&":c=e&f;break;
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+m.Xa=function(a,b,d,c){this.H=b;this.b=d;this.I=c;switch(this.P){default:a=Qb;for(var f in a){var e=a[f];d=b;c=+f;for(var h=e[0]?e[0].bind(this):null,g=e[1]?e[1].bind(this):null,k=e[2]?e[2].bind(this):null,e=e[3]?e[3].bind(this):null,l=+f;l<=c;l+=2){var n=l&8191;void 0!==d.Ta[n]?t("I/O address already registered: "+r(d.P+n,8,!0)):d.Ta[n]=[h,g,k,e,!1]}}f=this.Ec.bind(this);b.J=this.reset.bind(this);b.Gb=f}y(this)};m.Uc=function(){return Rb(this.b)};
+m.fd=function(a){cc(this.b,a&-1809|Rb(this.b)&1808);this.b.V|=128};
+function dc(a){var b=a.C,d,c,f,e=b.ta>>13&7;"undefined"===typeof b.na[e]&&(b.na[e]={cache:[],postProcess:a.Vc,drive:e,blocksize:256,mapped:0,maxblock:b.cb[e]*b.Z[e],url:"rk"+e+".dsk"});b.S&=-129;switch(b.S>>1&7){case 0:b.Qb=2496;b.la=0;b.S=128;b.ta=0;break;case 1:if((b.ta>>4&511)>=b.cb[e]){b.la|=32832;b.S|=49152;break}if((b.ta&15)>=b.Z[e]){b.la|=32800;b.S|=49152;break}d=(b.ta>>4&511)*b.Z[e]+(b.ta&15);c=(b.S&48)<<12|b.Pb;f=65536-b.Rb&65535;ec(a,b.na[e],d,c,f);return;case 2:if((b.ta>>4&511)>=b.cb[e]){b.la|=
+32832;b.S|=49152;break}if((b.ta&15)>=b.Z[e]){b.la|=32800;b.S|=49152;break}d=(b.ta>>4&511)*b.Z[e]+(b.ta&15);c=(b.S&48)<<12|b.Pb;f=65536-b.Rb&65535;a.$b(b.na[e],d,c,f);return}b.Qb=e<<13|b.Qb&8176|b.ta%9&15;I(a.b,20,160,144,function(){b.S=b.S&65534|128;return!!(b.S&64)})}m.Vc=function(a,b,d,c,f){var e=this.C;e.Pb=c&65535;e.S=e.S&-49|c>>12&48;e.Rb=65536-f&65535;switch(a){case 1:e.la|=33024;e.S|=49152;break;case 2:e.la|=33792,e.S|=49152}I(this.b,20,160,144,function(){e.S=e.S&65534|128;return!!(e.S&64)})};
+function fc(a){var b=a.G,d,c,f,e=b.K>>8&3;b.K&=-2;"undefined"===typeof b.na[e]&&(b.na[e]={cache:[],postProcess:a.Wc,drive:e,blocksize:128,mapped:1,maxblock:b.cb[e]*b.Z[e],url:"rl"+e+".dsk"});switch(b.K>>1&7){case 2:b.Ya&8&&(b.K&=63);b.Ya=b.Fc[e]|b.ab&64;break;case 3:1==(b.da&3)&&(b.ab=b.da&4?b.ab+(b.da&65408)&65408|b.da<<2&64:b.ab-(b.da&65408)&65408|b.da<<2&64,b.da=b.ab);break;case 4:b.Ya=b.ab;break;case 5:if(b.da>>6>=b.cb[e]){b.K|=37888;break}if((b.da&63)>=b.Z[e]){b.K|=37888;break}d=(b.da>>6)*b.Z[e]+
+(b.da&63);c=(b.Ua&63)<<16|b.Fb;f=65536-b.Ya&65535;ec(a,b.na[e],d,c,f);return;case 6:if(b.da>>6>=b.cb[e]){b.K|=37888;break}if((b.da&63)>=b.Z[e]){b.K|=37888;break}d=(b.da>>6)*b.Z[e]+(b.da&63);c=(b.Ua&63)<<16|b.Fb;f=65536-b.Ya&65535;a.$b(b.na[e],d,c,f);return}I(a.b,20,160,112,function(){b.K|=129;return!!(b.K&64)})}
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+function hc(a,b){var d=a.J,c,f,e;d.U&=-16513;d.Ba&=-2049;d.pa[b]&=-1153;I(a.b,-1,0,172);"undefined"===typeof d.na[b]&&(d.na[b]={cache:[],postProcess:a.Xc,drive:b,blocksize:256,mapped:0,maxblock:d.cc[0]*d.bb[0]*d.Z[0],url:"rp"+b+".dsk"});switch(d.U&63){case 5:d.ac[b]=d.Pa[b];d.U|=32896;d.pa[b]|=32896;d.kb|=1<<b;break;case 9:gc(a);break;case 19:d.pa[b]|=64;break;case 49:if(d.Pa[b]>=d.cc[0]||d.Ca[b]>>8>=d.bb[0]||(d.Ca[b]&255)>=d.Z[0]){d.ub[b]|=1024;d.U|=49152;break}c=(d.Pa[b]*d.bb[0]+(d.Ca[b]>>8))*d.Z[0]+
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+m.Xc=function(a,b,d,c,f){var e=this.J;e.vb=65536-f&65535;e.tb=c&65535;e.U=e.U&-769|c>>8&768;e.$a=c>>16&63;f=~~(d/e.Z[0]);c=~~(f/e.bb[0]);e.Ca[b.La]=f%e.bb[0]<<8|d%e.Z[0];e.ac[b.La]=e.Pa[b.La]=c;e.kb|=1<<b.La;d>=b.Sc-1&&(e.pa[b.La]|=1024);switch(a){case 1:e.Ba|=512;e.U|=49152;break;case 2:e.Ba|=2048,e.U|=49152}I(this.b,20,160,172,function(){e.pa[b.La]|=128;e.U=e.U&65534|128;return!!(e.U&64)})};m.Pc=function(){this.F.K|=128;this.F.K&64&&I(this.b,0,192,64)};
+function ic(a,b,d,c,f,e){var h=~~((e+d.Va-1)/d.Va),g=new XMLHttpRequest;2048>h&&c+2048<d.Sc&&(h=2048);g.open("GET",d.url,!0);g.setRequestHeader("Range","bytes="+(c*d.Va<<1)+"-"+(((c+h)*d.Va<<1)-1));g.responseType="arraybuffer";g.onreadystatechange=function(){if(4==g.readyState){var h=b.bind(a),l,n,p,q;l=g.response;if(0!=g.status&&206!=g.status||!l)d.Zb(1,d,c,f,e);else{l=new Uint8Array(l);n=c;for(q=0;q<l.length;){if("undefined"===typeof d.cache[n])for(d.cache[n]=[],p=0;p<d.Va;p++)d.cache[n][p]=q<l.length?
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+function ec(a,b,d,c,f){for(var e,h;0<f;){if("undefined"===typeof b.cache[d])for(b.cache[d]=[],e=0;e<b.Va;e++)b.cache[d][e]=0;for(e=0;e<b.Va&&0<f;e++){h=M(a.b,b.Rc?jc(a.b,c):c);if(0>h){b.Zb(2,b,d,c,f);return}b.cache[d][e]=h;c+=2;--f}d++}b.Zb(0,b,d,c,f)}m.reset=function(){this.g.pb=this.g.pb&-120|20;this.N.Ia=0;this.N.qa=128;this.F.K=0;this.C.S=128;this.G.K=128;gc(this)};
+m.Ec=function(a,b,d){var c,f,e=this.b;switch(a&-64){case 4194240:switch(a&-2){case 4194300:0>b?c=e.Qa&65280:(a&1&&(b<<=8),e.Qa=b|255,c=0);break;case 4194298:if(0>b)c=e.Yb;else{a&1&&(b<<=8);if(c=b&65024){f=c>>9;do c+=34;while(f>>=1)}e.Yb=c;e.Oa=2}break;case 4194294:if(70!==e.gb)return K(e,4,222);0>b?c=e.L:c=e.L=0;break;case 4194292:if(70!==e.gb)return K(e,4,224);c=1;break;case 4194290:if(70!==e.gb)return K(e,4,226);c=0;break;case 4194288:if(70!==e.gb)return K(e,4,228);c=61183;break;case 4194296:0<=
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+a));break;case 34048:this.u&32768&&(this.f[7]=V(this.f[7],a));break;case 34304:this.B&65536||(this.f[7]=V(this.f[7],a));break;case 34560:this.B&65536&&(this.f[7]=V(this.f[7],a));break;case 34816:K(this,24,2);break;case 35072:K(this,28,4);break;default:switch(a&65472){case 64:0<=(h=id(this,a,0))&&(this.f[7]=h&65535);break;case 192:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f<<8|f>>8,0<=L(this,e,a)&&(this.j=this.w=f&65280,this.u=this.B=0)):(g=a&7,f=this.f[g],this.f[g]=(f<<8|f>>8)&65535,this.j=this.w=f&65280,
+this.u=this.B=0);break;case 2560:a&56?0<=(e=R(this,a,B))&&0<=L(this,e,0)&&(this.j=this.B=this.u=this.w=0):this.j=this.B=this.u=this.w=this.f[a&7]=0;break;case 2624:0<=(f=M(this,e=R(this,a,C)))&&(a=~f,0<=L(this,e,a)&&(this.j=this.w=a,this.B=65536,this.u=0));break;case 2688:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f+1,0<=L(this,e,a)&&(this.j=this.w=a,this.u=a&(a^f))):(g=a&7,f=this.f[g],a=f+1,this.f[g]=a&65535,this.j=this.w=a,this.u=a&(a^f));break;case 2752:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f-1,0<=
+L(this,e,a)&&(this.j=this.w=a,this.u=(a^f)&f)):(g=a&7,f=this.f[g],a=f-1,this.f[g]=a&65535,this.j=this.w=a,this.u=(a^f)&f);break;case 2816:0<=(f=M(this,e=R(this,a,C)))&&(a=-f,0<=L(this,e,a)&&(this.B=this.j=this.w=a,this.u=a&f));break;case 2880:0<=(f=M(this,e=R(this,a,C)))&&(a=f+(this.B>>16&1),0<=L(this,e,a)&&(this.B=this.j=this.w=a,this.u=a&(a^f)));break;case 2944:0<=(f=M(this,e=R(this,a,C)))&&(a=f-(this.B>>16&1),0<=L(this,e,a)&&(this.B=this.j=this.w=a,this.u=(a^f)&f));break;case 3008:0<=(f=S(this,
+a))&&(this.j=this.w=f,this.B=this.u=0);break;case 3072:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=(this.B&65536|f)>>1,0<=L(this,e,a)&&(this.B=f<<16,this.j=this.w=a,this.u=a^this.B>>1)):(g=a&7,f=this.f[g],a=(this.B&65536|f)>>1,this.f[g]=a&65535,this.B=f<<16,this.j=this.w=a,this.u=a^this.B>>1);break;case 3136:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f<<1|this.B>>16&1,0<=L(this,e,a)&&(this.B=this.j=this.w=a,this.u=a^f)):(g=a&7,f=this.f[g],a=f<<1|this.B>>16&1,this.f[g]=a&65535,this.B=this.j=this.w=a,this.u=a^
+f);break;case 3200:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f&32768|f>>1,0<=L(this,e,a)&&(this.B=f<<16,this.j=this.w=a,this.u=this.j^this.B>>1)):(g=a&7,f=this.f[g],a=f&32768|f>>1,this.f[g]=a&65535,this.B=f<<16,this.j=this.w=a,this.u=this.j^this.B>>1);break;case 3264:a&56?0<=(f=M(this,e=R(this,a,C)))&&(a=f<<1,0<=L(this,e,a)&&(this.B=this.j=this.w=a,this.u=a^f)):(g=a&7,f=this.f[g],a=f<<1,this.f[g]=a&65535,this.B=this.j=this.w=a,this.u=a^f);break;case 3328:h=this.f[7]+((a&63)<<1)&65535;0<=(c=O(this,h|65536))&&
+(this.f[7]=this.f[5],this.f[5]=c,this.f[6]=h+2&65535);break;case 3392:a&56?0<=(h=id(this,a,0))&&(61440!==(this.M&61440)&&(h&=65535),this.G=this.M>>12&3,0<=(c=O(this,h))&&(this.G=this.M>>14&3,0<=fd(this,c)&&(this.j=this.w=c,this.u=0))):(g=a&7,c=6!==g||(this.M>>2&12288)===(this.M&12288)?this.f[g]:this.sa[this.M>>12&3],0<=fd(this,c)&&(this.j=this.w=c,this.u=0));break;case 3456:0<=(f=hd(this))&&((this.ca&57344||(this.Da=22),a&56)?0<=(h=id(this,a,0))&&(h&=65535,this.G=this.M>>12&3,0<=(e=gd(this,h,B))&&
+(this.G=this.M>>14&3,0<=L(this,e,f)&&(this.j=this.w=f,this.u=0))):(g=a&7,6!==g||(this.M>>2&12288)===(this.M&12288)?this.f[g]=f:this.sa[this.M>>12&3]=f,this.j=this.w=f,this.u=0));break;case 3520:0<=(e=R(this,a,B))&&(a=-(this.j>>15&1),0<=L(this,e,a)&&(this.w=a,this.u=0));break;case 35328:a&56?0<=(e=R(this,a,zb))&&0<=Q(this,e,0)&&(this.j=this.B=this.u=this.w=0):(this.f[a&7]&=65280,this.j=this.B=this.u=this.w=0);break;case 35392:0<=(f=P(this,e=R(this,a,D)))&&(a=~f,0<=Q(this,e,a)&&(this.j=this.w=a<<8,
+this.B=65536,this.u=0));break;case 35456:0<=(f=P(this,e=R(this,a,D)))&&(a=f+1,0<=Q(this,e,a)&&(this.j=this.w=a<<8,this.u=(a&(a^f))<<8));break;case 35520:0<=(f=P(this,e=R(this,a,D)))&&(a=f-1,0<=Q(this,e,a)&&(this.j=this.w=a<<8,this.u=((a^f)&f)<<8));break;case 35584:0<=(f=P(this,e=R(this,a,D)))&&(a=-f,0<=Q(this,e,a)&&(this.B=this.j=this.w=a<<8,this.u=(a&f)<<8));break;case 35648:0<=(f=P(this,e=R(this,a,D)))&&(a=f+(this.B>>16&1),0<=Q(this,e,a)&&(this.j=this.w=this.B=a<<8,this.u=(a&(a^f))<<8));break;case 35712:0<=
+(f=P(this,e=R(this,a,D)))&&(a=f-(this.B>>16&1),0<=Q(this,e,a)&&(this.j=this.w=this.B=a<<8,this.u=((a^f)&f)<<8));break;case 35776:0<=(f=U(this,a))&&(this.j=this.w=f<<8,this.B=this.u=0);break;case 35840:0<=(f=P(this,e=R(this,a,D)))&&(a=((this.B&65536)>>8|f)>>1,0<=Q(this,e,a)&&(this.B=f<<16,this.j=this.w=a<<8,this.u=this.j^this.B>>1));break;case 35904:0<=(f=P(this,e=R(this,a,D)))&&(a=f<<1|this.B>>16&1,0<=Q(this,e,a)&&(this.B=this.j=this.w=a<<8,this.u=(a^f)<<8));break;case 35968:0<=(f=P(this,e=R(this,
+a,D)))&&(a=f&128|f>>1,0<=Q(this,e,a)&&(this.B=f<<16,this.j=this.w=a<<8,this.u=this.j^this.B>>1));break;case 36032:0<=(f=P(this,e=R(this,a,D)))&&(a=f<<1,0<=Q(this,e,a)&&(this.B=this.j=this.w=a<<8,this.u=(a^f)<<8));break;case 36160:a&56?0<=(h=id(this,a,0))&&(this.G=this.M>>12&3,0<=(c=O(this,h|65536))&&(this.G=this.M>>14&3,0<=fd(this,c)&&(this.j=this.w=c,this.u=0))):(g=a&7,c=6!==g||(this.M>>2&12288)===(this.M&12288)?this.f[g]:this.sa[this.M>>12&3],0<=fd(this,c)&&(this.j=this.w=c,this.u=0));break;case 36224:0<=
+(f=hd(this))&&((this.ca&57344||(this.Da=22),a&56)?0<=(h=id(this,a,0))&&(this.G=this.M>>12&3,0<=(e=gd(this,h|65536,B))&&(this.G=this.M>>14&3,0<=L(this,e,f)&&(this.j=this.w=f,this.u=0))):(g=a&7,6!==g||(this.M>>2&12288)===(this.M&12288)?this.f[g]=f:this.sa[this.M>>12&3]=f,this.j=this.w=f,this.u=0));break;default:switch(a&65528){case 128:0<=(c=hd(this))&&(g=a&7,this.f[7]=this.f[g],this.f[g]=c);break;case 152:this.M&49152||(this.M=this.M&63519|(a&7)<<5,this.Oa=1);break;case 160:case 168:a&1&&(this.B=0);
+a&2&&(this.u=0);a&4&&(this.w=1);a&8&&(this.j=0);break;case 176:case 184:a&1&&(this.B=65536);a&2&&(this.u=32768);a&4&&(this.w=0);a&8&&(this.j=32768);break;default:switch(a){case 0:49152&this.M?(this.L|=128,K(this,4,46)):(this.ha=3,Yc(this),console.log("HALT at "+this.f[7].toString(8)));break;case 1:g=0;if(0<(a=this.C.length))for(;0<a--;)g+=this.C[a].Fa,this.C[a].Fa=0;0===g&&0===this.ha&&(this.ha=2,Yc(this));break;case 3:K(this,12,6);break;case 4:K(this,16,8);break;case 5:this.M&49152||(ad(this),this.H.reset());
+break;case 2:case 6:e=this.f[6];0<=(h=O(this,e|65536))&&(e=e+2&65535,0<=(c=O(this,e|65536))&&(this.f[6]=e+2&65535,c&=63743,this.M&49152&&(c=c&63519|this.M&63712),this.f[7]=h,cc(this,c),this.V&=-17,2===a&&(this.V|=this.M&16)));break;default:K(this,8,48)}}}}}}}while(0<this.b)}return this.A.complete?this.W-this.b:void 0===this.A.complete?0:-1};Sa(function(){for(var a=x(document,"pdp11","cpu"),b=0;b<a.length;b++){var d=a[b],c=w(d),c=new Zc(c);gb(c,d)}});
+function pd(a,b){var d=a+b;this.V&128||(this.j=this.w=this.B=d,this.u=(a^d)&(b^d));return d&65535}function qd(a,b){var d=~a&b;dd(this,d);return d}function rd(a,b){var d=~a&b;dd(this,d<<8);return d}function sd(a,b){var d=a|b;dd(this,d);return d}function td(a,b){var d=a|b;dd(this,d<<8);return d}function ud(a,b){var d=b-a;ed(this,d,a,b);return d&65535}function vd(){this.g=-1;--this.b}function wd(){this.g=-1;--this.b}
+function xd(a){a&1&&(this.B=0);a&2&&(this.u=0);a&4&&(this.w=1);a&8&&(this.j=0);--this.b}function yd(){this.g=-1;--this.b}function zd(){this.g=-1;--this.b}function Ad(){this.g=-1;--this.b}function Bd(){--this.b}function Cd(a){a&1&&(this.B=65536);a&2&&(this.u=32768);a&4&&(this.w=0);a&8&&(this.j=32768);--this.b}function Dd(){this.g=-1;--this.b}function Ed(){this.g=-1;--this.b}function W(){K(this,8,48)}function $c(a){Fd[a>>12].call(this,a)}
+var Fd=[function(a){Gd[a>>8&15].call(this,a)},function(a){dd(this,ld(this,a,S(this,a>>6)));--this.b},function(a){var b=S(this,a>>6);a=S(this,a);ed(this,b-a,a,b);--this.b},function(a){dd(this,S(this,a>>6)&S(this,a));--this.b},function(a){jd(this,a,S(this,a>>6),qd);--this.b},function(a){jd(this,a,S(this,a>>6),sd);--this.b},function(a){jd(this,a,S(this,a>>6),pd);--this.b},function(a){Hd[a>>8&15].call(this,a)},function(a){Id[a>>8&15].call(this,a)},function(a){var b=U(this,a>>6);dd(this,md(this,a,b,2)<<
+8);--this.b},function(a){var b=U(this,a>>6)<<8;a=U(this,a)<<8;ed(this,b-a,a,b);--this.b},function(a){dd(this,(U(this,a>>6)&U(this,a))<<8);--this.b},function(a){kd(this,a,U(this,a>>6),rd);--this.b},function(a){kd(this,a,U(this,a>>6),td);--this.b},function(a){jd(this,a,S(this,a>>6),ud);--this.b},W],Gd=[function(a){Jd[a>>4&15].call(this,a)},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=
+-1;--this.b},function(){this.g=-1;--this.b},zd,zd,function(a){Kd[a>>6&3].call(this,a)},function(a){Ld[a>>6&3].call(this,a)},function(a){Md[a>>6&3].call(this,a)},function(a){Nd[a>>6&3].call(this,a)},W,W],Jd=[function(a){Od[a&15].call(this,a)},W,W,W,W,W,W,W,W,W,function(a){Pd[a&15].call(this,a)},function(a){Qd[a&15].call(this,a)},W,W,W,W],Pd=[Bd,function(){this.B=0;--this.b},function(){this.u=0;--this.b},xd,function(){this.w=1;--this.b},xd,xd,xd,function(){this.j=0;--this.b},xd,xd,xd,xd,xd,xd,xd],Qd=
+[Bd,function(){this.B=65536;--this.b},function(){this.u=32768;--this.b},Cd,function(){this.w=0;--this.b},Cd,Cd,Cd,function(){this.j=32768;--this.b},Cd,Cd,Cd,Cd,Cd,Cd,Cd],Od=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.M&49152||(ad(this),this.H.reset());--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},W,W,W,W,W,W,W,W],Hd=[Ad,Ad,yd,yd,vd,vd,wd,wd,Ed,Ed,
+W,W,W,W,Dd,Dd],Id=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(a){Rd[a>>6&3].call(this,a)},function(a){Sd[a>>6&3].call(this,a)},function(a){Td[a>>6&3].call(this,a)},function(a){Ud[a>>6&3].call(this,a)},W,W],Kd=[function(a){cd(this,
+ld(this,a,0));--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Ld=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Md=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Nd=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],
+Rd=[function(a){cd(this,md(this,a,0,1));--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Sd=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Td=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b}],Ud=[function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=-1;--this.b},function(){this.g=
+-1;--this.b}];function Vd(a){u.call(this,"ROM",a,Vd);this.g=null;this.J=a.addr;this.F=a.size;this.N=a.writable;this.C=a.alias;this.G=a.file;this.P=ea(this.G);if(this.G){a=this.G;var b=fa(this.P);"json"!=b&&"hex"!=b&&(a=ha()+"/api/v1/dump?file="+this.G+"&format=bytes&decimal=true");var d=this;wa(a,null,!0,function(a,b,e){Wd(d,a,b,e)})}}bb(Vd);Vd.prototype.Xa=function(a,b,d,c){this.H=b;this.b=d;this.I=c;Xd(this)};
+Vd.prototype.Na=function(){if(this.Ka){if(this.I){var a=this.I,b=this.id,d=this.J,c=this.F,f=this.Ka,e=[],h;for(h in f){var g=f[h];"number"==typeof g&&(f[h]=g={o:g});var k=g.o,l=g.a;if(void 0!==k){var n=e,k=[k>>>0,h],p=ra(n,k,a.qc);0>p&&n.splice(-(p+1),0,k)}l&&(g.a=l.replace(/''/g,'"'))}a.N.push({hd:b,D:d,Qc:c,Ka:f,nc:e})}delete this.Ka}return!0};Vd.prototype.Ma=function(){return!0};
+function Wd(a,b,d,c){if(c)a.oa("Unable to load system ROM (error "+c+": "+b+")");else{db(a.oc,b,d);var f;if("["==d.charAt(0)||"{"==d.charAt(0))try{var e,h,g=eval("("+d+")");if(e=g.bytes)a.g=e;else if(e=g.words)for(a.g=Array(2*e.length),h=f=0;f<e.length;f++)a.g[h++]=e[f]&255,a.g[h++]=e[f]>>8&255;else if(e=g.data)for(a.g=Array(4*e.length),h=f=0;f<e.length;f++)a.g[h++]=e[f]&255,a.g[h++]=e[f]>>8&255,a.g[h++]=e[f]>>16&255,a.g[h++]=e[f]>>24&255;else a.g=g;a.Ka=g.symbols;if(!a.g.length){t("Empty ROM: "+
+b);return}if(1==a.g.length){t(a.g[0]);return}}catch(k){a.oa("ROM data error: "+k.message);return}else for(b=d.replace(/\n/gm," ").replace(/ +$/,"").split(" "),a.g=Array(b.length),f=0;f<b.length;f++)a.g[f]=ca(b[f],16);Xd(a)}}
+function Xd(a){if(!kb(a))if(!a.G)y(a);else if(a.g&&a.H){a.F||(a.F=a.g.length);if(a.g.length!=a.F)lb(a,"ROM size ("+r(a.g.length,8,!0)+") does not match specified size ("+r(a.F,8,!0)+")");else{var b;b=a.J;if(Jb(a.H,b,a.F,a.N?1:pc)){var d;for(d=0;d<a.g.length;d++){var c=a.H,f=b+d;c.R[(f&c.H)>>>c.Y].yb(f&c.g,a.g[d]&255,f)}b=!0}else b=!1;if(b){b=[];"number"==typeof a.C?b.push(a.C):null!=a.C&&a.C.length&&(b=a.C);for(d=0;d<b.length;d++){for(var e=a,c=b[d],f=e.H,h=e.F,g=[],k=e.J>>>f.Y;0<h&&k<f.R.length;)g.push(f.R[k++]),
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-function K(a,b,c){var d,f,e=0;0>a.ma?a.ma=$a(a):a.m||(b=4,e=1);a.G&57344||(a.ea=63222,a.Va=b);a.m=0;0<=(d=R(a,b|65536))&&0<=(f=R(a,b+2&65535|65536))&&(ab(a,f&53247|a.ma>>2&12288),e&&(a.o|=4,a.a[6]=4),0<=S(a,a.ma)&&0<=S(a,a.a[7])&&(a.a[7]=d));a.C&=-113;a.ma=-1;throw b|c<<8;}function hb(a,b){var c=b>>13&31;31>c?a.na&32&&(b=a.ib[c]+(b&8190)&4194302,3932160<=b&&4186112>b&&console.log("panic(898)")):b|=4186112;return b}
-function Nb(a,b,c){var d,f,e,h=0;if(c&a.ab){d=b>>13&a.Ha[a.m];f=a.O[a.m][d];e=(a.O[a.m][d+16]<<6)+(b&8191)&4194303;a.na&16?3932160<=e&&4186112>e&&(e=hb(a,e&262143)):(e&=262143,253952<=e&&(e|=4186112));3932160>e&&(3915776<=e&&(a.o|=32,K(a,4,24)),e&1&&!(c&1)&&(a.o|=64,K(a,4,26)));switch(f&7){case 1:h=4096;case 2:f|=128;c&E&&(h=8192);break;case 4:h=4096;case 5:c&E&&(h=4096);case 6:f|=c&E?192:128;break;default:h=32768}32512!==(f&32520)&&(f&8?f&32512&&(b&8128)<(f>>2&8128)&&(h|=16384):(b&8128)>(f>>2&8128)&&
-(h|=16384));a.O[a.m][d]=f;if(4194170!==e||a.m)a.bb=a.m,a.mb=d;h&&(h&57344&&(0<=a.ma&&(h|=128),a.G&57344||(a.G=a.G|h|a.bb<<5|a.mb<<1),K(a,168,28)),a.G&61440||!(4191360>e||4194239<e)||(a.G|=4096,a.G&512&&(a.C|=32)))}else e=b&65535,57344<=e?e|=4186112:e&1&&!(c&1)&&(a.o|=64,K(a,4,22));return e}function M(a,b){var c;if(4194304<=b)c=a.a[b-4194304];else if(0<=b){c=a.v;var d=b&c.h,f=(b&c.j)>>>c.f;c=d!=c.h?c.c[f].ic(d,b):c.c[f++].eb(d,b)|c.c[f&c.N].eb(0,b+1)<<8}else c=b;return c}
-function L(a,b,c){c&=65535;if(4194304<=b)return a.a[b-4194304]=c;if(0<=b){a=a.v;var d=c,f=b&a.h,e=(b&a.j)>>>a.f;f!=a.h?a.c[e].vc(f,d&65535,b):(a.c[e++].jb(f,d&255,b),a.c[e&a.N].jb(0,d>>8&255,b+1));return c}return b}function T(a,b){var c;4194304<=b?c=a.a[b-4194304]&255:0<=b?(c=a.v,c=c.c[(b&c.j)>>>c.f].eb(b&c.h,b)):c=b;return c}function U(a,b,c){c&=255;return 4194304<=b?a.a[b-4194304]=a.a[b-4194304]&65280|c:0<=b?(a=a.v,a.c[(b&a.j)>>>a.f].jb(b&a.h,c&255,b),c):b}
-function R(a,b){return M(a,Nb(a,b,Ia))}function Ob(a){var b=R(a,a.a[6]|65536);0<=b&&(a.a[6]=a.a[6]+2&65535);return b}function S(a,b){var c,d;a.a[6]=d=a.a[6]-2&65535;a.G&57344||(a.ea=a.ea<<8|246);!a.m&&d<=a.la&&4<d&&(d<=a.la-32?(a.o|=4,a.a[6]=4,K(a,4,32)):(a.o|=8,a.C|=4));return 0<=(c=Nb(a,d|65536,E))?L(a,c,b):c}
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-R(a,d)))return d;d|=65536;break;case 6:if(0>(d=R(a,a.a[7])))return d;a.a[7]=a.a[7]+2&65535;d=d+a.a[e]&65535;return d|65536;case 7:if(0>(d=R(a,a.a[7])))return d;a.a[7]=a.a[7]+2&65535;d=d+a.a[e]&65535;return 0>(d=R(a,d|65536))?d:d|65536}a.a[e]=a.a[e]+f&65535;a.G&57344||(a.ea=a.ea<<8|f<<3&248|e);6===e&&!a.m&&c&E&&0>=f&&(a.a[6]<=a.la||65534<=a.a[6])&&(a.a[6]<=a.la-32?(a.o|=4,a.a[6]=4,K(a,4,38)):(a.o|=8,a.C|=64));return d}
-function V(a,b,c){var d;return b&56?(0<=(d=Pb(a,b,c))&&(d=Nb(a,d,c)),d):4194304+(b&7)}function W(a,b){var c;b&56?(c=V(a,b,Ia),c=M(a,c)):c=a.a[b&7];return c}function X(a,b){var c;b&56?(c=V(a,b,Ja),c=T(a,c)):c=a.a[b&7]&255;return c}function Qb(a,b,c,d){b&56?(b=V(a,b,F),L(a,b,d.call(a,c,M(a,b)))):(b&=7,a.a[b]=d.call(a,c,a.a[b]))}function Rb(a,b,c,d){b&56?(b=V(a,b,G),U(a,b,d.call(a,c,T(a,b)))):(b&=7,a.a[b]=d.call(a,c,a.a[b]))}function Y(a,b){return((b&128?b|65280:b&255)<<1)+a&65535}
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-1]=a&65535,this.c=a>>16,this.h=this.c|a,this.g=this.f=0,-32768>a||32767<a)&&(this.g=65536);break;case 29184:0<=(b=W(this,a))&&(b?(e=a>>6&7,c=this.a[e]<<16|this.a[e|1],this.g=this.f=0,b&32768&&(b|=-65536),a=~~(c/b),-32768<=a&&32767>=a?(this.a[e]=a&65535,this.a[e|1]=c-a*b&65535,this.h=a>>16|a,this.c=a>>16):(this.f=32768,this.h=a>>15|a,this.c=c>>16,-1===b&&65534===this.a[e]&&(this.a[e]=this.a[e|1]=1))):(this.h=this.c=0,this.f=32768,this.g=65536));break;case 29696:0<=(b=W(this,a))&&(e=a>>6&7,a=this.a[e],
-a&32768&&(a|=4294901760),this.g=this.f=0,b&=63,b&32?(b=64-b,16<b&&(b=16),this.g=a<<17-b,a=a>>b):b&&(16<b?(this.f=a,a=0):(this.g=a=a<<b,(c=a>>15&65535)&&65535!==c&&(this.f=32768))),this.a[e]=a&65535,this.c=this.h=a);break;case 30208:if(0<=(b=W(this,a))){e=a>>6&7;c=this.a[e]<<16|this.a[e|1];this.g=this.f=0;b&=63;if(b&32)b=64-b,32<b&&(b=32),a=c>>b-1,this.g=a<<16,a>>=1,c&2147483648&&(a|=4294967295<<32-b);else if(b){if(a=c<<b-1,this.g=a>>15,a<<=1,32<b&&(b=32),c>>=32-b)c|=4294967295<<b&4294967295,4294967295!==
-c&&(this.f=32768)}else a=c;this.a[e]=a>>16&65535;this.a[e|1]=a&65535;this.c=a>>16;this.h=a>>16|a}break;case 30720:a&56?0<=(c=M(this,d=V(this,a,F)))&&(c^=this.a[a>>6&7],0<=L(this,d,c)&&(this.c=this.h=c,this.f=0)):(this.c=this.h=c=this.a[a&7]^=this.a[a>>6&7],this.f=0);break;case 32256:e=a>>6&7;if(this.a[e]=this.a[e]-1&65535)this.a[7]=this.a[7]-((a&63)<<1)&65535;break;default:switch(a&65280){case 256:this.a[7]=Y(this.a[7],a);break;case 512:this.h&65535&&(this.a[7]=Y(this.a[7],a));break;case 768:this.h&
-65535||(this.a[7]=Y(this.a[7],a));break;case 1024:(this.c&32768)===(this.f&32768)&&(this.a[7]=Y(this.a[7],a));break;case 1280:(this.c&32768)!==(this.f&32768)&&(this.a[7]=Y(this.a[7],a));break;case 1536:this.h&65535&&(this.c&32768)===(this.f&32768)&&(this.a[7]=Y(this.a[7],a));break;case 1792:this.h&65535&&(this.c&32768)===(this.f&32768)||(this.a[7]=Y(this.a[7],a));break;case 32768:this.c&32768||(this.a[7]=Y(this.a[7],a));break;case 33280:!(this.g&65536)&&this.h&65535&&(this.a[7]=Y(this.a[7],a));break;
-case 33024:this.c&32768&&(this.a[7]=Y(this.a[7],a));break;case 33536:if(this.g&65536||!(this.h&65535))this.a[7]=Y(this.a[7],a);break;case 33792:this.f&32768||(this.a[7]=Y(this.a[7],a));break;case 34048:this.f&32768&&(this.a[7]=Y(this.a[7],a));break;case 34304:this.g&65536||(this.a[7]=Y(this.a[7],a));break;case 34560:this.g&65536&&(this.a[7]=Y(this.a[7],a));break;case 34816:K(this,24,2);break;case 35072:K(this,28,4);break;default:switch(a&65472){case 64:0<=(f=Pb(this,a,0))&&(this.a[7]=f&65535);break;
-case 192:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=c<<8|c>>8,0<=L(this,d,a)&&(this.c=this.h=c&65280,this.f=this.g=0)):(e=a&7,c=this.a[e],this.a[e]=(c<<8|c>>8)&65535,this.c=this.h=c&65280,this.f=this.g=0);break;case 2560:a&56?0<=(d=V(this,a,E))&&0<=L(this,d,0)&&(this.c=this.g=this.f=this.h=0):this.c=this.g=this.f=this.h=this.a[a&7]=0;break;case 2624:0<=(c=M(this,d=V(this,a,F)))&&(a=~c,0<=L(this,d,a)&&(this.c=this.h=a,this.g=65536,this.f=0));break;case 2688:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=c+1,0<=
-L(this,d,a)&&(this.c=this.h=a,this.f=a&(a^c))):(e=a&7,c=this.a[e],a=c+1,this.a[e]=a&65535,this.c=this.h=a,this.f=a&(a^c));break;case 2752:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=c-1,0<=L(this,d,a)&&(this.c=this.h=a,this.f=(a^c)&c)):(e=a&7,c=this.a[e],a=c-1,this.a[e]=a&65535,this.c=this.h=a,this.f=(a^c)&c);break;case 2816:0<=(c=M(this,d=V(this,a,F)))&&(a=-c,0<=L(this,d,a)&&(this.g=this.c=this.h=a,this.f=a&c));break;case 2880:0<=(c=M(this,d=V(this,a,F)))&&(a=c+(this.g>>16&1),0<=L(this,d,a)&&(this.g=this.c=
-this.h=a,this.f=a&(a^c)));break;case 2944:0<=(c=M(this,d=V(this,a,F)))&&(a=c-(this.g>>16&1),0<=L(this,d,a)&&(this.g=this.c=this.h=a,this.f=(a^c)&c));break;case 3008:0<=(c=W(this,a))&&(this.c=this.h=c,this.g=this.f=0);break;case 3072:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=(this.g&65536|c)>>1,0<=L(this,d,a)&&(this.g=c<<16,this.c=this.h=a,this.f=a^this.g>>1)):(e=a&7,c=this.a[e],a=(this.g&65536|c)>>1,this.a[e]=a&65535,this.g=c<<16,this.c=this.h=a,this.f=a^this.g>>1);break;case 3136:a&56?0<=(c=M(this,d=
-V(this,a,F)))&&(a=c<<1|this.g>>16&1,0<=L(this,d,a)&&(this.g=this.c=this.h=a,this.f=a^c)):(e=a&7,c=this.a[e],a=c<<1|this.g>>16&1,this.a[e]=a&65535,this.g=this.c=this.h=a,this.f=a^c);break;case 3200:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=c&32768|c>>1,0<=L(this,d,a)&&(this.g=c<<16,this.c=this.h=a,this.f=this.c^this.g>>1)):(e=a&7,c=this.a[e],a=c&32768|c>>1,this.a[e]=a&65535,this.g=c<<16,this.c=this.h=a,this.f=this.c^this.g>>1);break;case 3264:a&56?0<=(c=M(this,d=V(this,a,F)))&&(a=c<<1,0<=L(this,d,a)&&
-(this.g=this.c=this.h=a,this.f=a^c)):(e=a&7,c=this.a[e],a=c<<1,this.a[e]=a&65535,this.g=this.c=this.h=a,this.f=a^c);break;case 3328:f=this.a[7]+((a&63)<<1)&65535;0<=(b=R(this,f|65536))&&(this.a[7]=this.a[5],this.a[5]=b,this.a[6]=f+2&65535);break;case 3392:a&56?0<=(f=Pb(this,a,0))&&(61440!==(this.s&61440)&&(f&=65535),this.m=this.s>>12&3,0<=(b=R(this,f))&&(this.m=this.s>>14&3,0<=S(this,b)&&(this.c=this.h=b,this.f=0))):(e=a&7,b=6!==e||(this.s>>2&12288)===(this.s&12288)?this.a[e]:this.Y[this.s>>12&3],
-0<=S(this,b)&&(this.c=this.h=b,this.f=0));break;case 3456:0<=(c=Ob(this))&&((this.G&57344||(this.ea=22),a&56)?0<=(f=Pb(this,a,0))&&(f&=65535,this.m=this.s>>12&3,0<=(d=Nb(this,f,E))&&(this.m=this.s>>14&3,0<=L(this,d,c)&&(this.c=this.h=c,this.f=0))):(e=a&7,6!==e||(this.s>>2&12288)===(this.s&12288)?this.a[e]=c:this.Y[this.s>>12&3]=c,this.c=this.h=c,this.f=0));break;case 3520:0<=(d=V(this,a,E))&&(a=-(this.c>>15&1),0<=L(this,d,a)&&(this.h=a,this.f=0));break;case 35328:a&56?0<=(d=V(this,a,Ka))&&0<=U(this,
-d,0)&&(this.c=this.g=this.f=this.h=0):(this.a[a&7]&=65280,this.c=this.g=this.f=this.h=0);break;case 35392:0<=(c=T(this,d=V(this,a,G)))&&(a=~c,0<=U(this,d,a)&&(this.c=this.h=a<<8,this.g=65536,this.f=0));break;case 35456:0<=(c=T(this,d=V(this,a,G)))&&(a=c+1,0<=U(this,d,a)&&(this.c=this.h=a<<8,this.f=(a&(a^c))<<8));break;case 35520:0<=(c=T(this,d=V(this,a,G)))&&(a=c-1,0<=U(this,d,a)&&(this.c=this.h=a<<8,this.f=((a^c)&c)<<8));break;case 35584:0<=(c=T(this,d=V(this,a,G)))&&(a=-c,0<=U(this,d,a)&&(this.g=
-this.c=this.h=a<<8,this.f=(a&c)<<8));break;case 35648:0<=(c=T(this,d=V(this,a,G)))&&(a=c+(this.g>>16&1),0<=U(this,d,a)&&(this.c=this.h=this.g=a<<8,this.f=(a&(a^c))<<8));break;case 35712:0<=(c=T(this,d=V(this,a,G)))&&(a=c-(this.g>>16&1),0<=U(this,d,a)&&(this.c=this.h=this.g=a<<8,this.f=((a^c)&c)<<8));break;case 35776:0<=(c=X(this,a))&&(this.c=this.h=c<<8,this.g=this.f=0);break;case 35840:0<=(c=T(this,d=V(this,a,G)))&&(a=((this.g&65536)>>8|c)>>1,0<=U(this,d,a)&&(this.g=c<<16,this.c=this.h=a<<8,this.f=
-this.c^this.g>>1));break;case 35904:0<=(c=T(this,d=V(this,a,G)))&&(a=c<<1|this.g>>16&1,0<=U(this,d,a)&&(this.g=this.c=this.h=a<<8,this.f=(a^c)<<8));break;case 35968:0<=(c=T(this,d=V(this,a,G)))&&(a=c&128|c>>1,0<=U(this,d,a)&&(this.g=c<<16,this.c=this.h=a<<8,this.f=this.c^this.g>>1));break;case 36032:0<=(c=T(this,d=V(this,a,G)))&&(a=c<<1,0<=U(this,d,a)&&(this.g=this.c=this.h=a<<8,this.f=(a^c)<<8));break;case 36160:a&56?0<=(f=Pb(this,a,0))&&(this.m=this.s>>12&3,0<=(b=R(this,f|65536))&&(this.m=this.s>>
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