1 /* 2 * Copyright (c) 2012, 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_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 static const char* _compiler; 74 75 static int _trivial_prefixes_count; 76 static char** _trivial_prefixes; 77 78 static bool _shutdown_called; 79 80 /** 81 * Instantiates a service object, calls its default constructor and returns it. 82 * 83 * @param name the name of a class implementing jdk.vm.ci.service.Service 84 */ 85 static Handle create_Service(const char* name, TRAPS); 86 87 public: 88 89 /** 90 * Parses *.properties files in jre/lib/jvmci/ and adds the properties to plist. 91 */ 92 static void init_system_properties(SystemProperty** plist); 93 94 /** 95 * Saves the value of the "jvmci.compiler" system property for processing 96 * when JVMCI is initialized. 97 */ 98 static void save_compiler(const char* compiler); 99 100 static bool is_HotSpotJVMCIRuntime_initialized() { return _HotSpotJVMCIRuntime_initialized; } 101 102 /** 103 * Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary 104 */ 105 static Handle get_HotSpotJVMCIRuntime(TRAPS) { 106 initialize_JVMCI(CHECK_(Handle())); 107 return Handle(JNIHandles::resolve_non_null(_HotSpotJVMCIRuntime_instance)); 108 } 109 110 static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) { 111 initialize_JVMCI(CHECK_NULL); 112 assert(_HotSpotJVMCIRuntime_initialized, "must be"); 113 return _HotSpotJVMCIRuntime_instance; 114 } 115 116 static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS); 117 118 /** 119 * Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime() 120 */ 121 static void initialize_JVMCI(TRAPS); 122 123 /** 124 * Explicitly initialize HotSpotJVMCIRuntime itself 125 */ 126 static void initialize_HotSpotJVMCIRuntime(TRAPS); 127 128 static void initialize_well_known_classes(TRAPS); 129 130 static void metadata_do(void f(Metadata*)); 131 132 static void shutdown(); 133 134 static bool shutdown_called() { 135 return _shutdown_called; 136 } 137 138 static bool treat_as_trivial(Method* method); 139 static void parse_lines(char* path, ParseClosure* closure, bool warnStatFailure); 140 141 /** 142 * Aborts the VM due to an unexpected exception. 143 */ 144 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false); 145 146 /** 147 * Calls Throwable.printStackTrace() on a given exception. 148 */ 149 static void call_printStackTrace(Handle exception, Thread* thread); 150 151 #define CHECK_ABORT THREAD); \ 152 if (HAS_PENDING_EXCEPTION) { \ 153 char buf[256]; \ 154 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \ 155 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \ 156 return; \ 157 } \ 158 (void)(0 159 160 #define CHECK_ABORT_(result) THREAD); \ 161 if (HAS_PENDING_EXCEPTION) { \ 162 char buf[256]; \ 163 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \ 164 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \ 165 return result; \ 166 } \ 167 (void)(0 168 169 static BasicType kindToBasicType(Handle kind, TRAPS); 170 171 // The following routines are all called from compiled JVMCI code 172 173 static void new_instance(JavaThread* thread, Klass* klass); 174 static void new_array(JavaThread* thread, Klass* klass, jint length); 175 static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims); 176 static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length); 177 static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror); 178 static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted); 179 static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3); 180 static jint identity_hash_code(JavaThread* thread, oopDesc* obj); 181 static address exception_handler_for_pc(JavaThread* thread); 182 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock); 183 static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock); 184 static void create_null_exception(JavaThread* thread); 185 static void create_out_of_bounds_exception(JavaThread* thread, jint index); 186 static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value); 187 static oopDesc* load_and_clear_exception(JavaThread* thread); 188 static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3); 189 static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline); 190 // Print the passed in object, optionally followed by a newline. If 191 // as_string is true and the object is a java.lang.String then it 192 // printed as a string, otherwise the type of the object is printed 193 // followed by its address. 194 static void log_object(JavaThread* thread, oopDesc* object, bool as_string, bool newline); 195 static void write_barrier_pre(JavaThread* thread, oopDesc* obj); 196 static void write_barrier_post(JavaThread* thread, void* card); 197 static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child); 198 static void new_store_pre_barrier(JavaThread* thread); 199 200 // Test only function 201 static int test_deoptimize_call_int(JavaThread* thread, int value); 202 }; 203 204 // Tracing macros. 205 206 #define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else 207 #define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else 208 #define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else 209 #define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else 210 #define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else 211 212 #define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr 213 #define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr 214 #define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr 215 #define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr 216 #define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr 217 218 #endif // SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP