--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/interpreter/cppInterpreter.hpp Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,83 @@
+/*
+ * Copyright 1997-2007 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
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+#ifdef CC_INTERP
+
+// This file contains the platform-independant parts
+// of the c++ interpreter
+
+class CppInterpreter: public AbstractInterpreter {
+ friend class VMStructs;
+ friend class Interpreter; // contains()
+ friend class InterpreterGenerator; // result handlers
+ friend class CppInterpreterGenerator; // result handlers
+ public:
+
+
+ protected:
+
+ // tosca result -> stack result
+ static address _tosca_to_stack[number_of_result_handlers]; // converts tosca to C++ interpreter stack result
+ // stack result -> stack result
+ static address _stack_to_stack[number_of_result_handlers]; // pass result between C++ interpreter calls
+ // stack result -> native abi result
+ static address _stack_to_native_abi[number_of_result_handlers]; // converts C++ interpreter results to native abi
+
+ // this is to allow frame and only frame to use contains().
+ friend class frame;
+
+ public:
+ // Initialization/debugging
+ static void initialize();
+ // this only returns whether a pc is within generated code for the interpreter.
+
+ // This is a moderately dubious interface for the c++ interpreter. Only
+ // frame code and debug.cpp should be using it.
+ static bool contains(address pc);
+
+ public:
+
+
+ // No displatch table to switch so no need for these to do anything special
+ static void notice_safepoints() {}
+ static void ignore_safepoints() {}
+
+ static address native_result_to_tosca() { return (address)_native_abi_to_tosca; } // aka result handler
+ static address tosca_result_to_stack() { return (address)_tosca_to_stack; }
+ static address stack_result_to_stack() { return (address)_stack_to_stack; }
+ static address stack_result_to_native() { return (address)_stack_to_native_abi; }
+
+ static address native_result_to_tosca(int index) { return _native_abi_to_tosca[index]; } // aka result handler
+ static address tosca_result_to_stack(int index) { return _tosca_to_stack[index]; }
+ static address stack_result_to_stack(int index) { return _stack_to_stack[index]; }
+ static address stack_result_to_native(int index) { return _stack_to_native_abi[index]; }
+
+ static address return_entry (TosState state, int length);
+ static address deopt_entry (TosState state, int length);
+
+#include "incls/_cppInterpreter_pd.hpp.incl"
+
+};
+
+#endif // CC_INTERP