Mercurial > hg > graal-compiler
annotate src/share/vm/graal/graalRuntime.cpp @ 10770:4e6d6122c558
solaris-fastdebug build fixes.
author | twisti |
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date | Thu, 11 Jul 2013 10:31:16 -0700 |
parents | 554f67e4ff3f |
children | 97e282186b5b |
rev | line source |
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7221 | 1 /* |
2 * Copyright (c) 2012, 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 #include "precompiled.hpp" | |
7735 | 25 #include "asm/codeBuffer.hpp" |
7221 | 26 #include "graal/graalRuntime.hpp" |
27 #include "graal/graalVMToCompiler.hpp" | |
7735 | 28 #include "memory/oopFactory.hpp" |
29 #include "prims/jvm.h" | |
7221 | 30 #include "runtime/biasedLocking.hpp" |
7735 | 31 #include "runtime/interfaceSupport.hpp" |
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32 #include "runtime/reflection.hpp" |
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33 #include "utilities/debug.hpp" |
7221 | 34 |
35 // Simple helper to see if the caller of a runtime stub which | |
36 // entered the VM has been deoptimized | |
37 | |
38 static bool caller_is_deopted() { | |
39 JavaThread* thread = JavaThread::current(); | |
40 RegisterMap reg_map(thread, false); | |
41 frame runtime_frame = thread->last_frame(); | |
42 frame caller_frame = runtime_frame.sender(®_map); | |
43 assert(caller_frame.is_compiled_frame(), "must be compiled"); | |
44 return caller_frame.is_deoptimized_frame(); | |
45 } | |
46 | |
47 // Stress deoptimization | |
48 static void deopt_caller() { | |
49 if ( !caller_is_deopted()) { | |
50 JavaThread* thread = JavaThread::current(); | |
51 RegisterMap reg_map(thread, false); | |
52 frame runtime_frame = thread->last_frame(); | |
53 frame caller_frame = runtime_frame.sender(®_map); | |
54 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
55 assert(caller_is_deopted(), "Must be deoptimized"); | |
56 } | |
57 } | |
58 | |
59 JRT_ENTRY(void, GraalRuntime::new_instance(JavaThread* thread, Klass* klass)) | |
60 assert(klass->is_klass(), "not a class"); | |
61 instanceKlassHandle h(thread, klass); | |
62 h->check_valid_for_instantiation(true, CHECK); | |
63 // make sure klass is initialized | |
64 h->initialize(CHECK); | |
65 // allocate instance and return via TLS | |
66 oop obj = h->allocate_instance(CHECK); | |
67 thread->set_vm_result(obj); | |
68 JRT_END | |
69 | |
70 JRT_ENTRY(void, GraalRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) | |
71 // Note: no handle for klass needed since they are not used | |
72 // anymore after new_objArray() and no GC can happen before. | |
73 // (This may have to change if this code changes!) | |
74 assert(array_klass->is_klass(), "not a class"); | |
75 oop obj; | |
76 if (array_klass->oop_is_typeArray()) { | |
77 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); | |
78 obj = oopFactory::new_typeArray(elt_type, length, CHECK); | |
79 } else { | |
80 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); | |
81 obj = oopFactory::new_objArray(elem_klass, length, CHECK); | |
82 } | |
83 thread->set_vm_result(obj); | |
84 // This is pretty rare but this runtime patch is stressful to deoptimization | |
85 // if we deoptimize here so force a deopt to stress the path. | |
86 if (DeoptimizeALot) { | |
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87 static int deopts = 0; |
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88 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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89 if (deopts++ % 2 == 0) { |
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90 ResourceMark rm(THREAD); |
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91 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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92 } else { |
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93 deopt_caller(); |
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94 } |
7221 | 95 } |
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96 JRT_END |
7221 | 97 |
98 JRT_ENTRY(void, GraalRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) | |
99 assert(klass->is_klass(), "not a class"); | |
100 assert(rank >= 1, "rank must be nonzero"); | |
101 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); | |
102 thread->set_vm_result(obj); | |
103 JRT_END | |
104 | |
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105 JRT_ENTRY(void, GraalRuntime::dynamic_new_array(JavaThread* thread, oop element_mirror, jint length)) |
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106 oop obj = Reflection::reflect_new_array(element_mirror, length, CHECK); |
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107 thread->set_vm_result(obj); |
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108 JRT_END |
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109 |
7221 | 110 extern void vm_exit(int code); |
111 | |
112 // Enter this method from compiled code handler below. This is where we transition | |
113 // to VM mode. This is done as a helper routine so that the method called directly | |
114 // from compiled code does not have to transition to VM. This allows the entry | |
115 // method to see if the nmethod that we have just looked up a handler for has | |
116 // been deoptimized while we were in the vm. This simplifies the assembly code | |
117 // cpu directories. | |
118 // | |
119 // We are entering here from exception stub (via the entry method below) | |
120 // If there is a compiled exception handler in this method, we will continue there; | |
121 // otherwise we will unwind the stack and continue at the caller of top frame method | |
122 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to | |
123 // control the area where we can allow a safepoint. After we exit the safepoint area we can | |
124 // check to see if the handler we are going to return is now in a nmethod that has | |
125 // been deoptimized. If that is the case we return the deopt blob | |
126 // unpack_with_exception entry instead. This makes life for the exception blob easier | |
127 // because making that same check and diverting is painful from assembly language. | |
128 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) | |
129 // Reset method handle flag. | |
130 thread->set_is_method_handle_return(false); | |
131 | |
132 Handle exception(thread, ex); | |
133 nm = CodeCache::find_nmethod(pc); | |
134 assert(nm != NULL, "this is not an nmethod"); | |
135 // Adjust the pc as needed/ | |
136 if (nm->is_deopt_pc(pc)) { | |
137 RegisterMap map(thread, false); | |
138 frame exception_frame = thread->last_frame().sender(&map); | |
139 // if the frame isn't deopted then pc must not correspond to the caller of last_frame | |
140 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); | |
141 pc = exception_frame.pc(); | |
142 } | |
143 #ifdef ASSERT | |
144 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); | |
145 assert(exception->is_oop(), "just checking"); | |
146 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError | |
147 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { | |
148 if (ExitVMOnVerifyError) vm_exit(-1); | |
149 ShouldNotReachHere(); | |
150 } | |
151 #endif | |
152 | |
153 // Check the stack guard pages and reenable them if necessary and there is | |
154 // enough space on the stack to do so. Use fast exceptions only if the guard | |
155 // pages are enabled. | |
156 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); | |
157 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); | |
158 | |
159 if (JvmtiExport::can_post_on_exceptions()) { | |
160 // To ensure correct notification of exception catches and throws | |
161 // we have to deoptimize here. If we attempted to notify the | |
162 // catches and throws during this exception lookup it's possible | |
163 // we could deoptimize on the way out of the VM and end back in | |
164 // the interpreter at the throw site. This would result in double | |
165 // notifications since the interpreter would also notify about | |
166 // these same catches and throws as it unwound the frame. | |
167 | |
168 RegisterMap reg_map(thread); | |
169 frame stub_frame = thread->last_frame(); | |
170 frame caller_frame = stub_frame.sender(®_map); | |
171 | |
172 // We don't really want to deoptimize the nmethod itself since we | |
173 // can actually continue in the exception handler ourselves but I | |
174 // don't see an easy way to have the desired effect. | |
175 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); | |
176 assert(caller_is_deopted(), "Must be deoptimized"); | |
177 | |
178 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
179 } | |
180 | |
181 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions | |
182 if (guard_pages_enabled) { | |
183 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); | |
184 if (fast_continuation != NULL) { | |
185 // Set flag if return address is a method handle call site. | |
186 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
187 return fast_continuation; | |
188 } | |
189 } | |
190 | |
191 // If the stack guard pages are enabled, check whether there is a handler in | |
192 // the current method. Otherwise (guard pages disabled), force an unwind and | |
193 // skip the exception cache update (i.e., just leave continuation==NULL). | |
194 address continuation = NULL; | |
195 if (guard_pages_enabled) { | |
196 | |
197 // New exception handling mechanism can support inlined methods | |
198 // with exception handlers since the mappings are from PC to PC | |
199 | |
200 // debugging support | |
201 // tracing | |
202 if (TraceExceptions) { | |
203 ttyLocker ttyl; | |
204 ResourceMark rm; | |
205 int offset = pc - nm->code_begin(); | |
206 tty->print_cr("Exception <%s> (0x%x) thrown in compiled method <%s> at PC " PTR_FORMAT " [" PTR_FORMAT "+%d] for thread 0x%x", | |
207 exception->print_value_string(), (address)exception(), nm->method()->print_value_string(), pc, nm->code_begin(), offset, thread); | |
208 } | |
209 // for AbortVMOnException flag | |
210 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); | |
211 | |
212 // Clear out the exception oop and pc since looking up an | |
213 // exception handler can cause class loading, which might throw an | |
214 // exception and those fields are expected to be clear during | |
215 // normal bytecode execution. | |
216 thread->set_exception_oop(NULL); | |
217 thread->set_exception_pc(NULL); | |
218 | |
219 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); | |
220 // If an exception was thrown during exception dispatch, the exception oop may have changed | |
221 thread->set_exception_oop(exception()); | |
222 thread->set_exception_pc(pc); | |
223 | |
224 // the exception cache is used only by non-implicit exceptions | |
225 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { | |
226 nm->add_handler_for_exception_and_pc(exception, pc, continuation); | |
227 } | |
228 } | |
229 | |
230 // Set flag if return address is a method handle call site. | |
231 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); | |
232 | |
233 if (TraceExceptions) { | |
234 ttyLocker ttyl; | |
235 ResourceMark rm; | |
236 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, | |
237 thread, continuation, pc); | |
238 } | |
239 | |
240 return continuation; | |
241 JRT_END | |
242 | |
243 // Enter this method from compiled code only if there is a Java exception handler | |
244 // in the method handling the exception. | |
245 // We are entering here from exception stub. We don't do a normal VM transition here. | |
246 // We do it in a helper. This is so we can check to see if the nmethod we have just | |
247 // searched for an exception handler has been deoptimized in the meantime. | |
248 address GraalRuntime::exception_handler_for_pc(JavaThread* thread) { | |
249 oop exception = thread->exception_oop(); | |
250 address pc = thread->exception_pc(); | |
251 // Still in Java mode | |
252 DEBUG_ONLY(ResetNoHandleMark rnhm); | |
253 nmethod* nm = NULL; | |
254 address continuation = NULL; | |
255 { | |
256 // Enter VM mode by calling the helper | |
257 ResetNoHandleMark rnhm; | |
258 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); | |
259 } | |
260 // Back in JAVA, use no oops DON'T safepoint | |
261 | |
262 // Now check to see if the nmethod we were called from is now deoptimized. | |
263 // If so we must return to the deopt blob and deoptimize the nmethod | |
264 if (nm != NULL && caller_is_deopted()) { | |
265 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); | |
266 } | |
267 | |
268 assert(continuation != NULL, "no handler found"); | |
269 return continuation; | |
270 } | |
271 | |
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272 JRT_ENTRY(void, GraalRuntime::create_null_exception(JavaThread* thread)) |
7221 | 273 thread->set_vm_result(Exceptions::new_exception(thread, vmSymbols::java_lang_NullPointerException(), NULL)()); |
274 JRT_END | |
275 | |
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276 JRT_ENTRY(void, GraalRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
7221 | 277 char message[jintAsStringSize]; |
278 sprintf(message, "%d", index); | |
279 thread->set_vm_result(Exceptions::new_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message)()); | |
280 JRT_END | |
281 | |
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282 JRT_ENTRY_NO_ASYNC(void, GraalRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
7221 | 283 if (TraceGraal >= 3) { |
284 char type[O_BUFLEN]; | |
285 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
286 markOop mark = obj->mark(); | |
287 tty->print_cr("%s: entered locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, mark, lock); | |
288 tty->flush(); | |
289 } | |
290 #ifdef ASSERT | |
291 if (PrintBiasedLockingStatistics) { | |
292 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); | |
293 } | |
294 #endif | |
295 Handle h_obj(thread, obj); | |
296 assert(h_obj()->is_oop(), "must be NULL or an object"); | |
297 if (UseBiasedLocking) { | |
298 // Retry fast entry if bias is revoked to avoid unnecessary inflation | |
299 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); | |
300 } else { | |
7226 | 301 if (GraalUseFastLocking) { |
7221 | 302 // When using fast locking, the compiled code has already tried the fast case |
303 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); | |
304 } else { | |
305 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); | |
306 } | |
307 } | |
308 if (TraceGraal >= 3) { | |
309 tty->print_cr("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), obj); | |
310 } | |
311 JRT_END | |
312 | |
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313 JRT_LEAF(void, GraalRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
7221 | 314 assert(thread == JavaThread::current(), "threads must correspond"); |
315 assert(thread->last_Java_sp(), "last_Java_sp must be set"); | |
316 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown | |
317 EXCEPTION_MARK; | |
318 | |
319 #ifdef DEBUG | |
320 if (!obj->is_oop()) { | |
321 ResetNoHandleMark rhm; | |
322 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); | |
323 if (method != NULL) { | |
324 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), obj); | |
325 } | |
326 thread->print_stack_on(tty); | |
327 assert(false, "invalid lock object pointer dected"); | |
328 } | |
329 #endif | |
330 | |
7226 | 331 if (GraalUseFastLocking) { |
7221 | 332 // When using fast locking, the compiled code has already tried the fast case |
333 ObjectSynchronizer::slow_exit(obj, lock, THREAD); | |
334 } else { | |
335 ObjectSynchronizer::fast_exit(obj, lock, THREAD); | |
336 } | |
337 if (TraceGraal >= 3) { | |
338 char type[O_BUFLEN]; | |
339 obj->klass()->name()->as_C_string(type, O_BUFLEN); | |
340 tty->print_cr("%s: exited locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), obj, type, obj->mark(), lock); | |
341 tty->flush(); | |
342 } | |
343 JRT_END | |
344 | |
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345 JRT_ENTRY(void, GraalRuntime::log_object(JavaThread* thread, oop obj, jint flags)) |
7221 | 346 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
347 bool address = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); | |
348 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); | |
349 if (!string) { | |
350 if (!address && obj->is_oop_or_null(true)) { | |
351 char buf[O_BUFLEN]; | |
352 tty->print("%s@%p", obj->klass()->name()->as_C_string(buf, O_BUFLEN), obj); | |
353 } else { | |
354 tty->print("%p", obj); | |
355 } | |
356 } else { | |
357 ResourceMark rm; | |
358 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); | |
359 char *buf = java_lang_String::as_utf8_string(obj); | |
360 tty->print(buf); | |
361 } | |
362 if (newline) { | |
363 tty->cr(); | |
364 } | |
365 JRT_END | |
366 | |
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367 JRT_LEAF(void, GraalRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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368 thread->satb_mark_queue().enqueue(obj); |
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369 JRT_END |
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370 |
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371 JRT_LEAF(void, GraalRuntime::write_barrier_post(JavaThread* thread, void* card_addr)) |
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372 thread->dirty_card_queue().enqueue(card_addr); |
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373 JRT_END |
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374 |
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375 JRT_ENTRY(void, GraalRuntime::vm_error(JavaThread* thread, oop where, oop format, jlong value)) |
7221 | 376 ResourceMark rm; |
377 assert(where == NULL || java_lang_String::is_instance(where), "must be"); | |
378 const char *error_msg = where == NULL ? "<internal Graal error>" : java_lang_String::as_utf8_string(where); | |
379 char *detail_msg = NULL; | |
380 if (format != NULL) { | |
381 const char* buf = java_lang_String::as_utf8_string(format); | |
382 size_t detail_msg_length = strlen(buf) * 2; | |
383 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); | |
384 jio_snprintf(detail_msg, detail_msg_length, buf, value); | |
385 } | |
386 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); | |
387 JRT_END | |
388 | |
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389 JRT_LEAF(oop, GraalRuntime::load_and_clear_exception(JavaThread* thread)) |
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390 oop exception = thread->exception_oop(); |
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391 assert(exception != NULL, "npe"); |
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392 thread->set_exception_oop(NULL); |
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393 thread->set_exception_pc(0); |
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394 return exception; |
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395 JRT_END |
8506 | 396 |
397 JRT_LEAF(void, GraalRuntime::log_printf(JavaThread* thread, oop format, jlong v1, jlong v2, jlong v3)) | |
7221 | 398 ResourceMark rm; |
399 assert(format != NULL && java_lang_String::is_instance(format), "must be"); | |
400 char *buf = java_lang_String::as_utf8_string(format); | |
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401 tty->print(buf, v1, v2, v3); |
7221 | 402 JRT_END |
403 | |
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404 static void decipher(jlong v, bool ignoreZero) { |
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405 if (v != 0 || !ignoreZero) { |
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406 void* p = (void *)(address) v; |
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407 CodeBlob* cb = CodeCache::find_blob(p); |
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408 if (cb) { |
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409 if (cb->is_nmethod()) { |
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410 char buf[O_BUFLEN]; |
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411 tty->print("%s [%p+%d]", cb->as_nmethod_or_null()->method()->name_and_sig_as_C_string(buf, O_BUFLEN), cb->code_begin(), (address)v - cb->code_begin()); |
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412 return; |
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413 } |
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414 cb->print_value_on(tty); |
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415 return; |
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416 } |
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417 if (Universe::heap()->is_in(p)) { |
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418 oop obj = oop(p); |
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419 obj->print_value_on(tty); |
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420 return; |
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421 } |
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422 tty->print("%p [long: %d, double %f, char %c]", v, v, v, v); |
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423 } |
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424 } |
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425 |
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426 JRT_LEAF(void, GraalRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
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427 ResourceMark rm; |
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428 char *buf = (char*) (address) format; |
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429 if (vmError) { |
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430 if (buf != NULL) { |
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431 fatal(err_msg(buf, v1, v2, v3)); |
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432 } else { |
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433 fatal("<anonymous error>"); |
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434 } |
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435 } else if (buf != NULL) { |
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436 tty->print(buf, v1, v2, v3); |
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437 } else { |
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438 assert(v2 == 0, "v2 != 0"); |
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439 assert(v3 == 0, "v3 != 0"); |
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440 decipher(v1, false); |
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441 } |
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442 JRT_END |
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443 |
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444 JRT_ENTRY(void, GraalRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
7221 | 445 union { |
446 jlong l; | |
447 jdouble d; | |
448 jfloat f; | |
449 } uu; | |
450 uu.l = value; | |
451 switch (typeChar) { | |
452 case 'z': tty->print(value == 0 ? "false" : "true"); break; | |
453 case 'b': tty->print("%d", (jbyte) value); break; | |
454 case 'c': tty->print("%c", (jchar) value); break; | |
455 case 's': tty->print("%d", (jshort) value); break; | |
456 case 'i': tty->print("%d", (jint) value); break; | |
457 case 'f': tty->print("%f", uu.f); break; | |
458 case 'j': tty->print(INT64_FORMAT, value); break; | |
459 case 'd': tty->print("%lf", uu.d); break; | |
460 default: assert(false, "unknown typeChar"); break; | |
461 } | |
462 if (newline) { | |
463 tty->cr(); | |
464 } | |
465 JRT_END | |
466 | |
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467 JRT_ENTRY(jint, GraalRuntime::identity_hash_code(JavaThread* thread, oop obj)) |
7221 | 468 return (jint) obj->identity_hash(); |
469 JRT_END | |
470 | |
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471 JRT_ENTRY(jboolean, GraalRuntime::thread_is_interrupted(JavaThread* thread, oop receiver, jboolean clear_interrupted)) |
7220
fcae6d960acd
added more compiler intrinsics
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472 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate |
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473 Handle receiverHandle(thread, receiver); |
7386
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fixed HotSpot windows build
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474 MutexLockerEx ml(thread->threadObj() == receiver ? NULL : Threads_lock); |
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475 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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476 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
7221 | 477 JRT_END |
478 | |
479 // JVM_InitializeGraalRuntime | |
480 JVM_ENTRY(jobject, JVM_InitializeGraalRuntime(JNIEnv *env, jclass graalclass)) | |
481 return VMToCompiler::graalRuntimePermObject(); | |
482 JVM_END | |
10475
3489047ffea2
Restructure the handling of HotSpotInstalledCode and their link to nmethods.
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483 |
3489047ffea2
Restructure the handling of HotSpotInstalledCode and their link to nmethods.
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484 // JVM_InitializeTruffleRuntime |
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485 JVM_ENTRY(jobject, JVM_InitializeTruffleRuntime(JNIEnv *env, jclass graalclass)) |
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486 return JNIHandles::make_local(VMToCompiler::truffleRuntime()()); |
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Restructure the handling of HotSpotInstalledCode and their link to nmethods.
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487 JVM_END |