| /* |
| * Copyright (c) 2011, 2017, 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_JVMCI_JVMCI_COMPILER_HPP |
| #define SHARE_VM_JVMCI_JVMCI_COMPILER_HPP |
| |
| #include "compiler/abstractCompiler.hpp" |
| #include "jvmci/jvmciEnv.hpp" |
| #include "utilities/exceptions.hpp" |
| |
| class JVMCICompiler : public AbstractCompiler { |
| private: |
| bool _bootstrapping; |
| |
| /** |
| * True if we have seen a bootstrap compilation request. |
| */ |
| volatile bool _bootstrap_compilation_request_handled; |
| |
| /** |
| * Number of methods successfully compiled by a call to |
| * JVMCICompiler::compile_method(). |
| */ |
| volatile int _methods_compiled; |
| |
| static JVMCICompiler* _instance; |
| |
| static elapsedTimer _codeInstallTimer; |
| |
| /** |
| * Exits the VM due to an unexpected exception. |
| */ |
| static void exit_on_pending_exception(oop exception, const char* message); |
| |
| public: |
| JVMCICompiler(); |
| |
| static JVMCICompiler* instance(TRAPS) { |
| if (!EnableJVMCI) { |
| THROW_MSG_NULL(vmSymbols::java_lang_InternalError(), "JVMCI is not enabled") |
| } |
| return _instance; |
| } |
| |
| virtual const char* name() { return "JVMCI"; } |
| |
| virtual bool supports_native() { return true; } |
| virtual bool supports_osr () { return true; } |
| |
| bool is_jvmci() { return true; } |
| bool is_c1 () { return false; } |
| bool is_c2 () { return false; } |
| |
| bool needs_stubs () { return false; } |
| |
| // Initialization |
| virtual void initialize(); |
| |
| /** |
| * Initialize the compile queue with the methods in java.lang.Object and |
| * then wait until the queue is empty. |
| */ |
| void bootstrap(TRAPS); |
| |
| bool is_bootstrapping() const { return _bootstrapping; } |
| |
| // Compilation entry point for methods |
| virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci, DirectiveSet* directive); |
| |
| void compile_method(const methodHandle& target, int entry_bci, JVMCIEnv* env); |
| |
| virtual bool is_trivial(Method* method); |
| |
| // Print compilation timers and statistics |
| virtual void print_timers(); |
| |
| /** |
| * Gets the number of methods that have been successfully compiled by |
| * a call to JVMCICompiler::compile_method(). |
| */ |
| int methods_compiled() { return _methods_compiled; } |
| |
| // Print compilation timers and statistics |
| static void print_compilation_timers(); |
| |
| static elapsedTimer* codeInstallTimer() { return &_codeInstallTimer; } |
| }; |
| |
| #endif // SHARE_VM_JVMCI_JVMCI_COMPILER_HPP |