diff src/cpu/sparc/vm/interpreter_sparc.hpp @ 1506:2338d41fbd81

6943304: remove tagged stack interpreter Reviewed-by: coleenp, never, gbenson
author twisti
date Fri, 30 Apr 2010 08:37:24 -0700
parents a61af66fc99e
children c18cbe5936b8
line wrap: on
line diff
--- a/src/cpu/sparc/vm/interpreter_sparc.hpp	Fri Apr 30 04:27:25 2010 -0700
+++ b/src/cpu/sparc/vm/interpreter_sparc.hpp	Fri Apr 30 08:37:24 2010 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright 1997-2007 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1997-2010 Sun Microsystems, Inc.  All Rights Reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,33 +24,13 @@
 
  public:
 
-  // Support for Tagged Stacks
+  static int expr_offset_in_bytes(int i) { return stackElementSize * i + wordSize; }
 
   // Stack index relative to tos (which points at value)
-  static int expr_index_at(int i)     {
-    return stackElementWords() * i;
-  }
-
-  static int expr_tag_index_at(int i) {
-    assert(TaggedStackInterpreter, "should not call this");
-    // tag is one word above java stack element
-    return stackElementWords() * i + 1;
-  }
-
-  static int expr_offset_in_bytes(int i) { return stackElementSize()*i + wordSize; }
-  static int expr_tag_offset_in_bytes (int i) {
-    assert(TaggedStackInterpreter, "should not call this");
-    return expr_offset_in_bytes(i) + wordSize;
-  }
+  static int expr_index_at(int i)        { return stackElementWords * i; }
 
   // Already negated by c++ interpreter
-  static int local_index_at(int i)     {
-    assert(i<=0, "local direction already negated");
-    return stackElementWords() * i + (value_offset_in_bytes()/wordSize);
+  static int local_index_at(int i) {
+    assert(i <= 0, "local direction already negated");
+    return stackElementWords * i;
   }
-
-  static int local_tag_index_at(int i) {
-    assert(i<=0, "local direction already negated");
-    assert(TaggedStackInterpreter, "should not call this");
-    return stackElementWords() * i + (tag_offset_in_bytes()/wordSize);
-  }