Mercurial > hg > truffle
view src/share/vm/c1/c1_Compiler.hpp @ 1245:6484c4ee11cb
6904516: More object array barrier fixes, following up on 6906727
Summary: Fixed missing pre-barrier calls for G1, modified C1 to call pre- and correct post-barrier interfaces, deleted obsolete interface, (temporarily) disabled redundant deferred barrier in BacktraceBuilder.
Reviewed-by: coleenp, jmasa, kvn, never
author | ysr |
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date | Mon, 01 Feb 2010 17:29:01 -0800 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * 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. * */ // 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(); };