Added disassembly of basic PDP-10 operations

2017-02-24 23:15:53 -08:00 · 2017-02-24 23:15:53 -08:00 · 3b27f45b76
commit 3b27f45b76
parent da3bb4740c
7 changed files with 511 additions and 381 deletions
--- a/modules/pdp10/lib/cpustate.js
+++ b/modules/pdp10/lib/cpustate.js
@ -324,7 +324,7 @@ class CPUStatePDP10 extends CPUPDP10 {
     */
    getOpcode()
    {
-        var pc = this.regPC;
+        var pc = this.pcLast = this.regPC;
        var opCode = this.readWord(pc);
        this.regPC = (pc + 1) % PDP10.ADDR_LIMIT;
        return opCode;