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diff src/share/vm/asm/codeBuffer.hpp @ 1204:18a389214829

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6921352: JSR 292 needs its own deopt handler Summary: We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not. Reviewed-by: never, jrose
author twisti
date Mon, 01 Feb 2010 19:29:46 +0100
parents 24128c2ffa87
children 9f5b60a14736
line wrap: on
line diff
--- a/src/share/vm/asm/codeBuffer.hpp	Fri Jan 29 22:51:41 2010 -0800
+++ b/src/share/vm/asm/codeBuffer.hpp	Mon Feb 01 19:29:46 2010 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright 1997-2008 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
@@ -39,6 +39,7 @@
                  Dtrace_trap = OSR_Entry,  // dtrace probes can never have an OSR entry so reuse it
                  Exceptions,     // Offset where exception handler lives
                  Deopt,          // Offset where deopt handler lives
+                 DeoptMH,        // Offset where MethodHandle deopt handler lives
                  max_Entries };
 
   // special value to note codeBlobs where profile (forte) stack walking is
@@ -51,12 +52,13 @@
 
 public:
   CodeOffsets() {
-    _values[Entry] = 0;
+    _values[Entry         ] = 0;
     _values[Verified_Entry] = 0;
     _values[Frame_Complete] = frame_never_safe;
-    _values[OSR_Entry] = 0;
-    _values[Exceptions] = -1;
-    _values[Deopt] = -1;
+    _values[OSR_Entry     ] = 0;
+    _values[Exceptions    ] = -1;
+    _values[Deopt         ] = -1;
+    _values[DeoptMH       ] = -1;
   }
 
   int value(Entries e) { return _values[e]; }