6655646: dynamic languages need dynamically linked call sites
Summary: invokedynamic instruction (JSR 292 RI)
Reviewed-by: twisti, never
/*
* Copyright 1999-2007 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.
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*/
// There is one instance of the Compiler per CompilerThread.
class Compiler: public AbstractCompiler {
private:
// Tracks whether runtime has been initialized
static volatile int _runtimes;
// In tiered it is possible for multiple threads to want to do compilation
// only one can enter c1 at a time
static volatile bool _compiling;
public:
// Creation
Compiler();
~Compiler();
// Name of this compiler
virtual const char* name() { return "C1"; }
#ifdef TIERED
virtual bool is_c1() { return true; };
#endif // TIERED
// Missing feature tests
virtual bool supports_native() { return true; }
virtual bool supports_osr () { return true; }
// Customization
virtual bool needs_adapters () { return false; }
virtual bool needs_stubs () { return false; }
// Initialization
virtual void initialize();
// Compilation entry point for methods
virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci);
// Print compilation timers and statistics
virtual void print_timers();
};