1 /*
2 * Copyright (c) 1997, 2013, 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 *
236
237 // Counters
238 #ifndef PRODUCT
239 static address nof_megamorphic_calls_addr() { return (address)&_nof_megamorphic_calls; }
240 #endif // PRODUCT
241
242 // Helper routine for full-speed JVMTI exception throwing support
243 static void throw_and_post_jvmti_exception(JavaThread *thread, Handle h_exception);
244 static void throw_and_post_jvmti_exception(JavaThread *thread, Symbol* name, const char *message = NULL);
245
246 // RedefineClasses() tracing support for obsolete method entry
247 static int rc_trace_method_entry(JavaThread* thread, Method* m);
248
249 // To be used as the entry point for unresolved native methods.
250 static address native_method_throw_unsatisfied_link_error_entry();
251 static address native_method_throw_unsupported_operation_exception_entry();
252
253 // bytecode tracing is only used by the TraceBytecodes
254 static intptr_t trace_bytecode(JavaThread* thread, intptr_t preserve_this_value, intptr_t tos, intptr_t tos2) PRODUCT_RETURN0;
255
256 // Used to back off a spin lock that is under heavy contention
257 static void yield_all(JavaThread* thread, int attempts = 0);
258
259 static oop retrieve_receiver( Symbol* sig, frame caller );
260
261 static void register_finalizer(JavaThread* thread, oopDesc* obj);
262
263 // dtrace notifications
264 static int dtrace_object_alloc(oopDesc* o);
265 static int dtrace_object_alloc_base(Thread* thread, oopDesc* o);
266 static int dtrace_method_entry(JavaThread* thread, Method* m);
267 static int dtrace_method_exit(JavaThread* thread, Method* m);
268
269 // Utility method for retrieving the Java thread id, returns 0 if the
270 // thread is not a well formed Java thread.
271 static jlong get_java_tid(Thread* thread);
272
273
274 // used by native wrappers to reenable yellow if overflow happened in native code
275 static void reguard_yellow_pages();
276
277 /**
278 * Fill in the "X cannot be cast to a Y" message for ClassCastException
|
1 /*
2 * Copyright (c) 1997, 2014, 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 *
236
237 // Counters
238 #ifndef PRODUCT
239 static address nof_megamorphic_calls_addr() { return (address)&_nof_megamorphic_calls; }
240 #endif // PRODUCT
241
242 // Helper routine for full-speed JVMTI exception throwing support
243 static void throw_and_post_jvmti_exception(JavaThread *thread, Handle h_exception);
244 static void throw_and_post_jvmti_exception(JavaThread *thread, Symbol* name, const char *message = NULL);
245
246 // RedefineClasses() tracing support for obsolete method entry
247 static int rc_trace_method_entry(JavaThread* thread, Method* m);
248
249 // To be used as the entry point for unresolved native methods.
250 static address native_method_throw_unsatisfied_link_error_entry();
251 static address native_method_throw_unsupported_operation_exception_entry();
252
253 // bytecode tracing is only used by the TraceBytecodes
254 static intptr_t trace_bytecode(JavaThread* thread, intptr_t preserve_this_value, intptr_t tos, intptr_t tos2) PRODUCT_RETURN0;
255
256 static oop retrieve_receiver( Symbol* sig, frame caller );
257
258 static void register_finalizer(JavaThread* thread, oopDesc* obj);
259
260 // dtrace notifications
261 static int dtrace_object_alloc(oopDesc* o);
262 static int dtrace_object_alloc_base(Thread* thread, oopDesc* o);
263 static int dtrace_method_entry(JavaThread* thread, Method* m);
264 static int dtrace_method_exit(JavaThread* thread, Method* m);
265
266 // Utility method for retrieving the Java thread id, returns 0 if the
267 // thread is not a well formed Java thread.
268 static jlong get_java_tid(Thread* thread);
269
270
271 // used by native wrappers to reenable yellow if overflow happened in native code
272 static void reguard_yellow_pages();
273
274 /**
275 * Fill in the "X cannot be cast to a Y" message for ClassCastException
|