1 files changed, 35 insertions, 38 deletions

diff --git a/src/jdk/nashorn/internal/codegen/CompilerConstants.java b/src/jdk/nashorn/internal/codegen/CompilerConstants.java
index 1d978d96..dfc9198c 100644
--- a/src/jdk/nashorn/internal/codegen/CompilerConstants.java
+++ b/src/jdk/nashorn/internal/codegen/CompilerConstants.java
@@ -52,9 +52,6 @@ public enum CompilerConstants {
     /** lazy prefix for classes of jitted methods */
     LAZY("Lazy"),
 
-    /** leaf tag used for functions that require no scope */
-    LEAF("__leaf__"),
-
     /** constructor name */
     INIT("<init>"),
 
@@ -90,55 +87,55 @@ public enum CompilerConstants {
     THIS("this"),
 
     /** this debugger symbol */
-    THIS_DEBUGGER("__this__"),
+    THIS_DEBUGGER(":this"),
 
     /** scope name, type and slot */
-    SCOPE("__scope__", ScriptObject.class, 2),
+    SCOPE(":scope", ScriptObject.class, 2),
 
     /** the return value variable name were intermediate results are stored for scripts */
-    SCRIPT_RETURN("__return__"),
+    RETURN(":return"),
 
     /** the callee value variable when necessary */
-    CALLEE("__callee__", ScriptFunction.class),
+    CALLEE(":callee", ScriptFunction.class),
 
     /** the varargs variable when necessary */
-    VARARGS("__varargs__"),
+    VARARGS(":varargs"),
 
     /** the arguments vector when necessary and the slot */
     ARGUMENTS("arguments", Object.class, 2),
 
     /** prefix for iterators for for (x in ...) */
-    ITERATOR_PREFIX("$iter"),
+    ITERATOR_PREFIX(":iter"),
 
     /** prefix for tag variable used for switch evaluation */
-    SWITCH_TAG_PREFIX("$tag"),
+    SWITCH_TAG_PREFIX(":tag"),
 
     /** prefix for all exceptions */
-    EXCEPTION_PREFIX("$exception"),
+    EXCEPTION_PREFIX(":exception"),
 
     /** prefix for quick slots generated in Store */
-    QUICK_PREFIX("$quick"),
+    QUICK_PREFIX(":quick"),
 
     /** prefix for temporary variables */
-    TEMP_PREFIX("$temp"),
+    TEMP_PREFIX(":temp"),
 
     /** prefix for literals */
-    LITERAL_PREFIX("$lit"),
-
-    /** prefix for map */
-    MAP("$map", 1),
+    LITERAL_PREFIX(":lit"),
 
     /** prefix for regexps */
-    REGEX_PREFIX("$regex"),
+    REGEX_PREFIX(":regex"),
 
     /** "this" used in non-static Java methods; always in slot 0 */
-    JAVA_THIS("this", 0),
+    JAVA_THIS(null, 0),
+
+    /** Map parameter in scope object constructors; always in slot 1 */
+    INIT_MAP(null, 1),
 
-    /** init scope */
-    INIT_SCOPE("$scope", 2),
+    /** Parent scope parameter in scope object constructors; always in slot 2 */
+    INIT_SCOPE(null, 2),
 
-    /** init arguments */
-    INIT_ARGUMENTS("$arguments", 3),
+    /** Arguments parameter in scope object constructors; in slot 3 when present */
+    INIT_ARGUMENTS(null, 3),
 
     /** prefix for all ScriptObject subclasses with fields, @see ObjectGenerator */
     JS_OBJECT_PREFIX("JO"),
@@ -167,30 +164,30 @@ public enum CompilerConstants {
     /** get array suffix */
     GET_ARRAY_SUFFIX("$array");
 
-    private final String tag;
+    private final String symbolName;
     private final Class<?> type;
     private final int slot;
 
     private CompilerConstants() {
-        this.tag = name();
+        this.symbolName = name();
         this.type = null;
         this.slot = -1;
     }
 
-    private CompilerConstants(final String tag) {
-        this(tag, -1);
+    private CompilerConstants(final String symbolName) {
+        this(symbolName, -1);
     }
 
-    private CompilerConstants(final String tag, final int slot) {
-        this(tag, null, slot);
+    private CompilerConstants(final String symbolName, final int slot) {
+        this(symbolName, null, slot);
     }
 
-    private CompilerConstants(final String tag, final Class<?> type) {
-        this(tag, type, -1);
+    private CompilerConstants(final String symbolName, final Class<?> type) {
+        this(symbolName, type, -1);
     }
 
-    private CompilerConstants(final String tag, final Class<?> type, final int slot) {
-        this.tag  = tag;
+    private CompilerConstants(final String symbolName, final Class<?> type, final int slot) {
+        this.symbolName  = symbolName;
         this.type = type;
         this.slot = slot;
     }
@@ -202,8 +199,8 @@ public enum CompilerConstants {
      *
      * @return the tag
      */
-    public final String tag() {
-        return tag;
+    public final String symbolName() {
+        return symbolName;
     }
 
     /**
@@ -277,7 +274,7 @@ public enum CompilerConstants {
      * @return Call representing void constructor for type
      */
     public static Call constructorNoLookup(final Class<?> clazz) {
-        return specialCallNoLookup(clazz, INIT.tag(), void.class);
+        return specialCallNoLookup(clazz, INIT.symbolName(), void.class);
     }
 
     /**
@@ -290,7 +287,7 @@ public enum CompilerConstants {
      * @return Call representing constructor for type
      */
     public static Call constructorNoLookup(final String className, final Class<?>... ptypes) {
-        return specialCallNoLookup(className, INIT.tag(), methodDescriptor(void.class, ptypes));
+        return specialCallNoLookup(className, INIT.symbolName(), methodDescriptor(void.class, ptypes));
     }
 
     /**
@@ -303,7 +300,7 @@ public enum CompilerConstants {
      * @return Call representing constructor for type
      */
     public static Call constructorNoLookup(final Class<?> clazz, final Class<?>... ptypes) {
-        return specialCallNoLookup(clazz, INIT.tag(), void.class, ptypes);
+        return specialCallNoLookup(clazz, INIT.symbolName(), void.class, ptypes);
     }
 
     /**