Merge pull request #215 from mbebenita/master

Perf updates.

src/avm2/compiler/inferrer.js

@@ -86,7 +86,7 @@ var Type = (function () {
   };
 
   type.prototype.isNumeric = function () {
-    return this === Type.Int || this === Type.Number;
+    return this === Type.Int || this === Type.Uint || this === Type.Number;
   };
 
   type.prototype.isParameterizedType = function () {

src/avm2/parser.js

@@ -327,7 +327,7 @@ var ShumwayNamespace = (function () {
       }
     } else if (this.isUnique()) {
       // Make a psuedo unique id by concatenating current milliseconds to original uri
-      this.uri = String(this.uri+Date.now());
+      this.uri = String(this.uri + Date.now());
     }
     this.uri = mangleNamespaceString(this.uri);
     release || assert(kinds[this.kind]);
@@ -341,22 +341,17 @@ var ShumwayNamespace = (function () {
     return str;
   }
 
-  function mangleNamespaceString(strIn) {
+  var perfectNamespaceHash = Object.create(null);
+  var perfectNamespaceHashCount = 0;
+
+  function mangleNamespaceString(str) {
     if (!release) {
-      return escapeString(strIn);
-    }
-    var buf = str2ab(strIn);
-    var strOut = base64ArrayBuffer(buf).replace(/=/g, "");  // Erase padding
-    return strOut;
-
-    function str2ab(str) {
-      var buf = new ArrayBuffer(str.length);
-      var bufView = new Uint8Array(buf);
-      for (var i=0, strLen=str.length; i<strLen; i++) {
-        bufView[i] = str.charCodeAt(i);
-      }
-      return buf;
+      return escapeString(str);
+    }
+    if (str === "") {
+      return "";
     }
+    return perfectNamespaceHash[str] || (perfectNamespaceHash[str] = "N" + perfectNamespaceHashCount++);
   }
 
   namespace.kindFromString = function kindFromString(str) {
@@ -1182,6 +1177,7 @@ var ClassInfo = (function () {
   function classInfo(abc, instanceInfo, stream) {
     this.id = nextID ++;
     this.init = abc.methods[stream.readU30()];
+    this.init.isClassInitializer = true;
     attachHolder(this.init, this);
     this.traits = parseTraits(abc, stream, this);
     this.instanceInfo = instanceInfo;
@@ -1201,6 +1197,7 @@ var ScriptInfo = (function scriptInfo() {
     this.abc = abc;
     this.name = abc.name + "$script" + idx;
     this.init = abc.methods[stream.readU30()];
+    this.init.isScriptInitializer = true;
     attachHolder(this.init, this);
     this.traits = parseTraits(abc, stream, this);
     this.traits.verified = true;

src/avm2/runtime.js

@@ -883,6 +883,10 @@ var Runtime = (function () {
     } else if (mi.code.length > compilerMaximumMethodSize.value) {
       return false;
     }
+    // Don't compile class and script initializers since they only run once.
+    if (mi.isClassInitializer || mi.isScriptInitializer) {
+      return false;
+    }
     return true;
   }