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 class ParseClosure : public StackObj { 33 int _lineNo; 34 char* _filename; 35 bool _abort; 36 protected: 37 void abort() { _abort = true; } 38 void warn_and_abort(const char* message) { 39 warn(message); 40 abort(); 41 } 42 void warn(const char* message) { 43 warning("Error at line %d while parsing %s: %s", _lineNo, _filename == NULL ? "?" : _filename, message); 44 } 45 public: 46 ParseClosure() : _lineNo(0), _filename(NULL), _abort(false) {} 47 void parse_line(char* line) { 48 _lineNo++; 49 do_line(line); 50 } 51 virtual void do_line(char* line) = 0; 52 int lineNo() { return _lineNo; } 53 bool is_aborted() { return _abort; } 54 void set_filename(char* path) {_filename = path; _lineNo = 0;} 55 }; 56 57 #define CHECK_ABORT THREAD); \ 58 if (HAS_PENDING_EXCEPTION) { \ 59 char buf[256]; \ 60 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \ 61 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \ 62 return; \ 63 } \ 64 (void)(0 65 66 #define CHECK_ABORT_(result) THREAD); \ 67 if (HAS_PENDING_EXCEPTION) { \ 68 char buf[256]; \ 69 jio_snprintf(buf, 256, "Uncaught exception at %s:%d", __FILE__, __LINE__); \ 70 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \ 71 return result; \ 72 } \ 73 (void)(0 74 75 class JVMCIRuntime: public AllStatic { 76 private: 77 static jobject _HotSpotJVMCIRuntime_instance; 78 static bool _HotSpotJVMCIRuntime_initialized; 79 static bool _well_known_classes_initialized; 80 static const char* _compiler; 81 static int _options_count; 82 static SystemProperty** _options; 83 84 static bool _shutdown_called; 85 86 /** 87 * Instantiates a service object, calls its default constructor and returns it. 88 * 89 * @param name the name of a class implementing jdk.vm.ci.service.Service 90 */ 91 static Handle create_Service(const char* name, TRAPS); 92 93 public: 94 95 /** 96 * Parses *.properties files in jre/lib/jvmci/ and adds the properties to plist. 97 */ 98 static void init_system_properties(SystemProperty** plist); 99 100 /** 101 * Saves the value of the "jvmci.compiler" system property for processing 102 * when JVMCI is initialized. 103 */ 104 static void save_compiler(const char* compiler); 105 106 /** 107 * Saves the value of the system properties starting with "jvmci.option." for processing 108 * when JVMCI is initialized. 109 * 110 * @param props the head of the system property list 111 * @return JNI_ERR if a JVMCI option has a zero length value, JNI_OK otherwise 112 */ 113 static jint save_options(SystemProperty* props); 114 115 static bool is_HotSpotJVMCIRuntime_initialized() { return _HotSpotJVMCIRuntime_initialized; } 116 117 /** 118 * Gets the singleton HotSpotJVMCIRuntime instance, initializing it if necessary 119 */ 120 static Handle get_HotSpotJVMCIRuntime(TRAPS) { 121 initialize_JVMCI(CHECK_(Handle())); 122 return Handle(JNIHandles::resolve_non_null(_HotSpotJVMCIRuntime_instance)); 123 } 124 125 static jobject get_HotSpotJVMCIRuntime_jobject(TRAPS) { 126 initialize_JVMCI(CHECK_NULL); 127 assert(_HotSpotJVMCIRuntime_initialized, "must be"); 128 return _HotSpotJVMCIRuntime_instance; 129 } 130 131 static Handle callStatic(const char* className, const char* methodName, const char* returnType, JavaCallArguments* args, TRAPS); 132 133 /** 134 * Trigger initialization of HotSpotJVMCIRuntime through JVMCI.getRuntime() 135 */ 136 static void initialize_JVMCI(TRAPS); 137 138 /** 139 * Explicitly initialize HotSpotJVMCIRuntime itself 140 */ 141 static void initialize_HotSpotJVMCIRuntime(TRAPS); 142 143 static void initialize_well_known_classes(TRAPS); 144 145 static void metadata_do(void f(Metadata*)); 146 147 static void shutdown(); 148 149 static bool shutdown_called() { 150 return _shutdown_called; 151 } 152 153 static void parse_lines(char* path, ParseClosure* closure, bool warnStatFailure); 154 155 /** 156 * Aborts the VM due to an unexpected exception. 157 */ 158 static void abort_on_pending_exception(Handle exception, const char* message, bool dump_core = false); 159 160 /** 161 * Calls Throwable.printStackTrace() on a given exception. 162 */ 163 static void call_printStackTrace(Handle exception, Thread* thread); 164 165 static BasicType kindToBasicType(jchar ch); 166 167 // The following routines are all called from compiled JVMCI code 168 169 static void new_instance(JavaThread* thread, Klass* klass); 170 static void new_array(JavaThread* thread, Klass* klass, jint length); 171 static void new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims); 172 static void dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length); 173 static void dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror); 174 static jboolean thread_is_interrupted(JavaThread* thread, oopDesc* obj, jboolean clear_interrupted); 175 static void vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3); 176 static jint identity_hash_code(JavaThread* thread, oopDesc* obj); 177 static address exception_handler_for_pc(JavaThread* thread); 178 static void monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock); 179 static void monitorexit (JavaThread* thread, oopDesc* obj, BasicLock* lock); 180 static void create_null_exception(JavaThread* thread); 181 static void create_out_of_bounds_exception(JavaThread* thread, jint index); 182 static void vm_error(JavaThread* thread, jlong where, jlong format, jlong value); 183 static oopDesc* load_and_clear_exception(JavaThread* thread); 184 static void log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3); 185 static void log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline); 186 // Note: Must be kept in sync with constants in com.oracle.graal.replacements.Log 187 enum { 188 LOG_OBJECT_NEWLINE = 0x01, 189 LOG_OBJECT_STRING = 0x02, 190 LOG_OBJECT_ADDRESS = 0x04 191 }; 192 static void log_object(JavaThread* thread, oopDesc* msg, jint flags); 193 static void write_barrier_pre(JavaThread* thread, oopDesc* obj); 194 static void write_barrier_post(JavaThread* thread, void* card); 195 static jboolean validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child); 196 static void new_store_pre_barrier(JavaThread* thread); 197 198 // Test only function 199 static int test_deoptimize_call_int(JavaThread* thread, int value); 200 }; 201 202 // Tracing macros. 203 204 #define IF_TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1)) ; else 205 #define IF_TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2)) ; else 206 #define IF_TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3)) ; else 207 #define IF_TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4)) ; else 208 #define IF_TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5)) ; else 209 210 #define TRACE_jvmci_1 if (!(JVMCITraceLevel >= 1 && (tty->print("JVMCITrace-1: "), true))) ; else tty->print_cr 211 #define TRACE_jvmci_2 if (!(JVMCITraceLevel >= 2 && (tty->print(" JVMCITrace-2: "), true))) ; else tty->print_cr 212 #define TRACE_jvmci_3 if (!(JVMCITraceLevel >= 3 && (tty->print(" JVMCITrace-3: "), true))) ; else tty->print_cr 213 #define TRACE_jvmci_4 if (!(JVMCITraceLevel >= 4 && (tty->print(" JVMCITrace-4: "), true))) ; else tty->print_cr 214 #define TRACE_jvmci_5 if (!(JVMCITraceLevel >= 5 && (tty->print(" JVMCITrace-5: "), true))) ; else tty->print_cr 215 216 #endif // SHARE_VM_JVMCI_JVMCI_RUNTIME_HPP