diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/hotspot/share/jvmci/jvmciCompiler.hpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hotspot/share/jvmci/jvmciCompiler.hpp Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,109 @@ +/* + * 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