--- a/hotspot/src/share/vm/code/codeBlob.hpp Thu Mar 11 05:09:20 2010 -0800
+++ b/hotspot/src/share/vm/code/codeBlob.hpp Tue Mar 16 11:52:17 2010 +0100
@@ -1,5 +1,5 @@
/*
- * Copyright 1998-2009 Sun Microsystems, Inc. All Rights Reserved.
+ * Copyright 1998-2010 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
@@ -90,14 +90,15 @@
void flush();
// Typing
- virtual bool is_buffer_blob() const { return false; }
- virtual bool is_nmethod() const { return false; }
- virtual bool is_runtime_stub() const { return false; }
- virtual bool is_deoptimization_stub() const { return false; }
- virtual bool is_uncommon_trap_stub() const { return false; }
- virtual bool is_exception_stub() const { return false; }
- virtual bool is_safepoint_stub() const { return false; }
- virtual bool is_adapter_blob() const { return false; }
+ virtual bool is_buffer_blob() const { return false; }
+ virtual bool is_nmethod() const { return false; }
+ virtual bool is_runtime_stub() const { return false; }
+ virtual bool is_deoptimization_stub() const { return false; }
+ virtual bool is_uncommon_trap_stub() const { return false; }
+ virtual bool is_exception_stub() const { return false; }
+ virtual bool is_safepoint_stub() const { return false; }
+ virtual bool is_adapter_blob() const { return false; }
+ virtual bool is_method_handles_adapter_blob() const { return false; }
virtual bool is_compiled_by_c2() const { return false; }
virtual bool is_compiled_by_c1() const { return false; }
@@ -221,6 +222,9 @@
class BufferBlob: public CodeBlob {
friend class VMStructs;
+ friend class AdapterBlob;
+ friend class MethodHandlesAdapterBlob;
+
private:
// Creation support
BufferBlob(const char* name, int size);
@@ -236,8 +240,7 @@
static void free(BufferBlob* buf);
// Typing
- bool is_buffer_blob() const { return true; }
- bool is_adapter_blob() const;
+ virtual bool is_buffer_blob() const { return true; }
// GC/Verification support
void preserve_callee_argument_oops(frame fr, const RegisterMap* reg_map, OopClosure* f) { /* nothing to do */ }
@@ -255,6 +258,40 @@
//----------------------------------------------------------------------------------------------------
+// AdapterBlob: used to hold C2I/I2C adapters
+
+class AdapterBlob: public BufferBlob {
+private:
+ AdapterBlob(int size) : BufferBlob("I2C/C2I adapters", size) {}
+ AdapterBlob(int size, CodeBuffer* cb) : BufferBlob("I2C/C2I adapters", size, cb) {}
+
+public:
+ // Creation
+ static AdapterBlob* create(CodeBuffer* cb);
+
+ // Typing
+ virtual bool is_adapter_blob() const { return true; }
+};
+
+
+//----------------------------------------------------------------------------------------------------
+// MethodHandlesAdapterBlob: used to hold MethodHandles adapters
+
+class MethodHandlesAdapterBlob: public BufferBlob {
+private:
+ MethodHandlesAdapterBlob(int size) : BufferBlob("MethodHandles adapters", size) {}
+ MethodHandlesAdapterBlob(int size, CodeBuffer* cb) : BufferBlob("MethodHandles adapters", size, cb) {}
+
+public:
+ // Creation
+ static MethodHandlesAdapterBlob* create(int buffer_size);
+
+ // Typing
+ virtual bool is_method_handles_adapter_blob() const { return true; }
+};
+
+
+//----------------------------------------------------------------------------------------------------
// RuntimeStub: describes stubs used by compiled code to call a (static) C++ runtime routine
class RuntimeStub: public CodeBlob {