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diff src/share/vm/oops/constantPoolOop.hpp @ 1565:ab102d5d923e

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6939207: refactor constant pool index processing Summary: Factored cleanup of instruction decode which prepares for enhanced ldc semantics. Reviewed-by: twisti
author jrose
date Sun, 23 May 2010 01:38:26 -0700
parents dd57230ba8fe
children e9ff18c4ace7
line wrap: on
line diff
--- a/src/share/vm/oops/constantPoolOop.hpp	Fri May 21 02:59:24 2010 -0700
+++ b/src/share/vm/oops/constantPoolOop.hpp	Sun May 23 01:38:26 2010 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright 1997-2009 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
@@ -434,6 +434,10 @@
   // Debugging
   const char* printable_name_at(int which) PRODUCT_RETURN0;
 
+#ifdef ASSERT
+  enum { CPCACHE_INDEX_TAG = 0x10000 };  // helps keep CP cache indices distinct from CP indices
+#endif //ASSERT
+
  private:
 
   symbolOop impl_name_ref_at(int which, bool uncached);
@@ -441,7 +445,7 @@
   int       impl_klass_ref_index_at(int which, bool uncached);
   int       impl_name_and_type_ref_index_at(int which, bool uncached);
 
-  int remap_instruction_operand_from_cache(int operand);
+  int remap_instruction_operand_from_cache(int operand);  // operand must be biased by CPCACHE_INDEX_TAG
 
   // Used while constructing constant pool (only by ClassFileParser)
   jint klass_index_at(int which) {