VSU performance tweak, add immediate notation setting

web/VB.js

@@ -19,6 +19,7 @@ class DasmConfig {
     #conditionNotation;
     #hexCase;
     #hexNotation;
+    #immediateNotation;
     #memoryNotation;
     #mnemonicCase;
     #operandOrder;
@@ -40,6 +41,7 @@ class DasmConfig {
         this.#conditionNotation = Constants.VBU.NAMES;
         this.#hexCase           = Constants.VBU.UPPER;
         this.#hexNotation       = Constants.VBU["0X"];
+        this.#immediateNotation = Constants.VBU.NONE;
         this.#memoryNotation    = Constants.VBU.OUTSIDE;
         this.#mnemonicCase      = Constants.VBU.UPPER;
         this.#operandOrder      = Constants.VBU.DEST_LAST;
@@ -125,6 +127,16 @@ class DasmConfig {
         this.#hexNotation = value;
     }
 
+    get immediateNotation() { return this.#immediateNotation; }
+    set immediateNotation(value) {
+        switch (value) {
+            case Constants.VBU.NONE  :
+            case Constants.VBU.NUMBER: break;
+            default: return;
+        }
+        this.#immediateNotation = value;
+    }
+
     get memoryNotation() { return this.#memoryNotation; }
     set memoryNotation(value) {
         switch (value) {
@@ -407,6 +419,7 @@ class Sim extends HTMLElement {
                 conditionNotation: config.conditionNotation,
                 hexCase          : config.hexCase,
                 hexNotation      : config.hexNotation,
+                immediateNotation: config.immediateNotation,
                 memoryNotation   : config.memoryNotation,
                 mnemonicCase     : config.mnemonicCase,
                 operandOrder     : config.operandOrder,
@@ -650,6 +663,8 @@ class VB {
     static get L         () { return Constants.VBU.L         ; }
     static get LOWER     () { return Constants.VBU.LOWER     ; }
     static get NAMES     () { return Constants.VBU.NAMES     ; }
+    static get NONE      () { return Constants.VBU.NONE      ; }
+    static get NUMBER    () { return Constants.VBU.NUMBER    ; }
     static get NUMBERS   () { return Constants.VBU.NUMBERS   ; }
     static get OUTSIDE   () { return Constants.VBU.OUTSIDE   ; }
     static get RELATIVE  () { return Constants.VBU.RELATIVE  ; }