1 /* 2 * Copyright (c) 2012, 2016, 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_RUNTIME_HPP 25 #define SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP 26 27 #include "interpreter/interpreter.hpp" 28 #include "memory/allocation.hpp" 29 #include "runtime/arguments.hpp" 30 #include "runtime/deoptimization.hpp" 31 32 #define JVMCI_ERROR(...) \ 33 { Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return; } 34 35 #define JVMCI_ERROR_(ret, ...) \ 36 { Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::jdk_vm_ci_common_JVMCIError(), __VA_ARGS__); return ret; } 37 38 #define JVMCI_ERROR_0(...) JVMCI_ERROR_(0, __VA_ARGS__) 39 #define JVMCI_ERROR_NULL(...) JVMCI_ERROR_(NULL, __VA_ARGS__) 40 #define JVMCI_ERROR_OK(...) JVMCI_ERROR_(JVMCIEnv::ok, __VA_ARGS__) 41 #define CHECK_OK CHECK_(JVMCIEnv::ok) 42 43 class ParseClosure : public StackObj { 44 int _lineNo; 45 char* _filename; 46 bool _abort; 47 protected: 48 void abort() { _abort = true; } 49 void warn_and_abort(const char* message) { 50 warn(message); 51 abort(); 52 } 53 void warn(const char* message) { 54 warning("Error at line %d while parsing %s: %s", _lineNo, _filename == NULL ? "?" : _filename, message); 55 } 56 public: 57 ParseClosure() : _lineNo(0), _filename(NULL), _abort(false) {} 58 void parse_line(char* line) { 59 _lineNo++; 60 do_line(line); 61 } 62 virtual void do_line(char* line) = 0; 63 int lineNo() { return _lineNo; } 64 bool is_aborted() { return _abort; } 65 void set_filename(char* path) {_filename = path; _lineNo = 0;} 66 }; 67 68 class JVMCIRuntime: public AllStatic { 69 private: 70 static jobject _HotSpotJVMCIRuntime_instance; 71 static bool _HotSpotJVMCIRuntime_initialized; 72 static bool _well_known_classes_initialized; 73 74 static int _trivial_prefixes_count; 75 static char** _trivial_prefixes; 76 77 static bool _shutdown_called; 78 79 /** 80 * Instantiates a service object, calls its default constructor and returns it. 81 * 82 * @param name the name of a class implementing jdk.vm.ci.service.Service 83 */ 84 static Handle create_Service(const char* name, TRAPS); 85 86 public: 87 static bool is_HotSpotJVMCIRuntime_initialized() { 88 return _HotSpotJVMCIRuntime_initialized; 89 } 90 91 /** 92 * Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary 93 */ 94 static Handle get_HotSpotJVMCIRuntime(TRAPS) { 95 initialize_JVMCI(CHECK_(Handle())); 96 return Handle(JNIHandles::resolve_non_null(_HotSpotJVMCIRuntime_instance)); 97 } 98 99 static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) { 100 initialize_JVMCI(CHECK_NULL); 101 assert(_HotSpotJVMCIRuntime_initialized, "must be"); 102 return _HotSpotJVMCIRuntime_instance; 103 } 104 105 static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS); 106 107 /** 108 * Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime() 109 */ 110 static void initialize_JVMCI(TRAPS); 111 112 /** 113 * Explicitly initialize HotSpotJVMCIRuntime itself 114 */ 115 static void initialize_HotSpotJVMCIRuntime(TRAPS); 116 117 static void initialize_well_known_classes(TRAPS); 118 119 static void metadata_do(void f(Metadata*)); 120 121 static void shutdown(TRAPS); 122 123 static bool shutdown_called() { 124 return _shutdown_called; 125 } 126 127 static bool treat_as_trivial(Method* method); 128 129 static BasicType kindToBasicType(Handle kind, TRAPS); 130 131 // The following routines are all called from compiled JVMCI code 132 133 static void new_instance(JavaThread* thread, Klass* klass); 134 static void new_array(JavaThread* thread, Klass* klass, jint length); 135 static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims); 136 static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length); 137 static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror); 138 static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted); 139 static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3); 140 static jint identity_hash_code(JavaThread* thread, oopDesc* obj); 141 static address exception_handler_for_pc(JavaThread* thread); 142 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock); 143 static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock); 144 static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value); 145 static oopDesc* load_and_clear_exception(JavaThread* thread); 146 static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3); 147 static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline); 148 // Print the passed in object, optionally followed by a newline. If 149 // as_string is true and the object is a java.lang.String then it 150 // printed as a string, otherwise the type of the object is printed 151 // followed by its address. 152 static void log_object(JavaThread* thread, oopDesc* object, bool as_string, bool newline); 153 static void write_barrier_pre(JavaThread* thread, oopDesc* obj); 154 static void write_barrier_post(JavaThread* thread, void* card); 155 static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child); 156 static void new_store_pre_barrier(JavaThread* thread); 157 158 // used to throw exceptions from compiled JVMCI code 159 static void throw_and_post_jvmti_exception(JavaThread* thread, const char* exception, const char* message); 160 // helper methods to throw exception with complex messages 161 static void throw_klass_external_name_exception(JavaThread* thread, const char* exception, Klass* klass); 162 static void throw_class_cast_exception(JavaThread* thread, const char* exception, Klass* caster_klass, Klass* target_klass); 163 164 // Test only function 165 static int test_deoptimize_call_int(JavaThread* thread, int value); 166 }; 167 168 // Tracing macros. 169 170 #define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else 171 #define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else 172 #define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else 173 #define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else 174 #define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else 175 176 #define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr 177 #define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr 178 #define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr 179 #define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr 180 #define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr 181 182 #endif // SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP