Mercurial > hg > graal-compiler
view src/share/vm/graal/graalCompiler.hpp @ 16017:8d8c6a40d8e2
Backed out changeset: a1b9340534bf
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 04 Jun 2014 19:17:22 +0200 |
parents | 66a9286203a2 |
children | d32be0297274 |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #ifndef SHARE_VM_GRAAL_GRAAL_COMPILER_HPP #define SHARE_VM_GRAAL_GRAAL_COMPILER_HPP #include "compiler/abstractCompiler.hpp" class GraalCompiler : public AbstractCompiler { private: #ifdef COMPILERGRAAL bool _bootstrapping; void start_compilation_queue(); void shutdown_compilation_queue(); void bootstrap(); #endif static GraalCompiler* _instance; public: GraalCompiler(); static GraalCompiler* instance() { return _instance; } virtual const char* name() { return "Graal"; } virtual bool supports_native() { return true; } virtual bool supports_osr () { return true; } bool is_graal() { return true; } bool is_c1 () { return false; } bool is_c2 () { return false; } bool needs_stubs () { return false; } // Initialization virtual void initialize(); #ifdef COMPILERGRAAL // Compilation entry point for methods virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci); void compile_method(methodHandle target, int entry_bci, CompileTask* task, jboolean blocking); // Print compilation timers and statistics virtual void print_timers(); // Print compilation statistics void reset_compilation_stats(); void shutdown(); #endif // COMPILERGRAAL #ifndef PRODUCT void compile_the_world(); #endif }; #ifdef COMPILERGRAAL /** * Creates a scope in which scheduling a Graal compilation is disabled. * Scheduling a compilation can happen anywhere a counter can overflow and * calling back into the Java code for scheduling a compilation (i.e., * CompilationTask.compileMetaspaceMethod()) from such arbitrary locations * can cause objects to be in an unexpected state. * * In addition, it can be useful to disable compilation scheduling in * other circumstances such as when initializing the Graal compilation * queue or when running the Graal bootstrap process. */ class NoGraalCompilationScheduling: public StackObj { private: JavaThread* _thread; public: NoGraalCompilationScheduling(JavaThread *thread) { assert(thread == JavaThread::current(), "not the current thread"); assert(thread->can_schedule_graal_compilation(), "recursive Graal compilation scheduling"); _thread = thread; thread->set_can_schedule_graal_compilation(false); } ~NoGraalCompilationScheduling() { assert(!_thread->can_schedule_graal_compilation(), "unexpected Graal compilation scheduling state"); _thread->set_can_schedule_graal_compilation(true); } }; #endif // COMPILERGRAAL #endif // SHARE_VM_GRAAL_GRAAL_COMPILER_HPP