1 /* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #ifndef SHARE_VM_JVMCI_JVMCI_COMPILER_HPP 25 #define SHARE_VM_JVMCI_JVMCI_COMPILER_HPP 26 27 #include "compiler/abstractCompiler.hpp" 28 #include "jvmci/jvmciEnv.hpp" 29 #include "utilities/exceptions.hpp" 30 31 class JVMCICompiler : public AbstractCompiler { 32 private: 33 bool _bootstrapping; 34 35 /** 36 * Number of methods successfully compiled by a call to 37 * JVMCICompiler::compile_method(). 38 */ 39 volatile int _methods_compiled; 40 41 static JVMCICompiler* _instance; 42 43 static elapsedTimer _codeInstallTimer; 44 45 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false); 46 47 public: 48 JVMCICompiler(); 49 50 static JVMCICompiler* instance(TRAPS) { 51 if (!EnableJVMCI) { 52 THROW_MSG_NULL(vmSymbols::java_lang_InternalError(), "JVMCI is not enabled") 53 } 54 return _instance; 55 } 56 57 virtual const char* name() { return "JVMCI"; } 58 59 virtual bool supports_native() { return true; } 60 virtual bool supports_osr () { return true; } 61 62 bool is_jvmci() { return true; } 63 bool is_c1 () { return false; } 64 bool is_c2 () { return false; } 65 66 bool needs_stubs () { return false; } 67 68 // Initialization 69 virtual void initialize(); 70 71 /** 72 * Initialize the compile queue with the methods in java.lang.Object and 73 * then wait until the queue is empty. 74 */ 75 void bootstrap(); 76 77 bool is_bootstrapping() const { return _bootstrapping; } 78 79 // Compilation entry point for methods 80 virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci, DirectiveSet* directive); 81 82 void compile_method(const methodHandle& target, int entry_bci, JVMCIEnv* env); 83 84 virtual bool is_trivial(Method* method); 85 86 // Print compilation timers and statistics 87 virtual void print_timers(); 88 89 /** 90 * Gets the number of methods that have been successfully compiled by 91 * a call to JVMCICompiler::compile_method(). 92 */ 93 int methods_compiled() { return _methods_compiled; } 94 95 // Print compilation timers and statistics 96 static void print_compilation_timers(); 97 98 static elapsedTimer* codeInstallTimer() { return &_codeInstallTimer; } 99 }; 100 101 #endif // SHARE_VM_JVMCI_JVMCI_COMPILER_HPP