Mercurial > hg > graal-compiler
comparison src/share/vm/runtime/deoptimization.cpp @ 20804:7848fc12602b
Merge with jdk8u40-b25
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Tue, 07 Apr 2015 14:58:49 +0200 |
parents | 71040f48cc34 793204f5528a |
children | be896a1983c0 |
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20184:84105dcdb05b | 20804:7848fc12602b |
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221 vf = vf->sender(); | 221 vf = vf->sender(); |
222 } | 222 } |
223 assert(vf->is_compiled_frame(), "Wrong frame type"); | 223 assert(vf->is_compiled_frame(), "Wrong frame type"); |
224 chunk->push(compiledVFrame::cast(vf)); | 224 chunk->push(compiledVFrame::cast(vf)); |
225 | 225 |
226 bool realloc_failures = false; | |
227 | |
226 #if defined(COMPILER2) || defined(GRAAL) | 228 #if defined(COMPILER2) || defined(GRAAL) |
227 // Reallocate the non-escaping objects and restore their fields. Then | 229 // Reallocate the non-escaping objects and restore their fields. Then |
228 // relock objects if synchronization on them was eliminated. | 230 // relock objects if synchronization on them was eliminated. |
229 #ifdef COMPILER2 | 231 #ifdef COMPILER2 |
230 if (DoEscapeAnalysis || EliminateNestedLocks) { | 232 if (DoEscapeAnalysis || EliminateNestedLocks) { |
238 // runtime calls (for example, used to allocate new objects/arrays | 240 // runtime calls (for example, used to allocate new objects/arrays |
239 // on slow code path) and any other calls generated in compiled code. | 241 // on slow code path) and any other calls generated in compiled code. |
240 // It is not guaranteed that we can get such information here only | 242 // It is not guaranteed that we can get such information here only |
241 // by analyzing bytecode in deoptimized frames. This is why this flag | 243 // by analyzing bytecode in deoptimized frames. This is why this flag |
242 // is set during method compilation (see Compile::Process_OopMap_Node()). | 244 // is set during method compilation (see Compile::Process_OopMap_Node()). |
243 bool save_oop_result = chunk->at(0)->scope()->return_oop(); | 245 // If the previous frame was popped, we don't have a result. |
246 bool save_oop_result = chunk->at(0)->scope()->return_oop() && !thread->popframe_forcing_deopt_reexecution(); | |
244 Handle return_value; | 247 Handle return_value; |
245 if (save_oop_result) { | 248 if (save_oop_result) { |
246 // Reallocation may trigger GC. If deoptimization happened on return from | 249 // Reallocation may trigger GC. If deoptimization happened on return from |
247 // call which returns oop we need to save it since it is not in oopmap. | 250 // call which returns oop we need to save it since it is not in oopmap. |
248 oop result = deoptee.saved_oop_result(&map); | 251 oop result = deoptee.saved_oop_result(&map); |
252 if (TraceDeoptimization) { | 255 if (TraceDeoptimization) { |
253 ttyLocker ttyl; | 256 ttyLocker ttyl; |
254 tty->print_cr("SAVED OOP RESULT " INTPTR_FORMAT " in thread " INTPTR_FORMAT, (void *)result, thread); | 257 tty->print_cr("SAVED OOP RESULT " INTPTR_FORMAT " in thread " INTPTR_FORMAT, (void *)result, thread); |
255 } | 258 } |
256 } | 259 } |
257 bool reallocated = false; | |
258 if (objects != NULL) { | 260 if (objects != NULL) { |
259 JRT_BLOCK | 261 JRT_BLOCK |
260 reallocated = realloc_objects(thread, &deoptee, objects, THREAD); | 262 realloc_failures = realloc_objects(thread, &deoptee, objects, THREAD); |
261 JRT_END | 263 JRT_END |
262 } | 264 reassign_fields(&deoptee, &map, objects, realloc_failures); |
263 if (reallocated) { | |
264 reassign_fields(&deoptee, &map, objects); | |
265 #ifndef PRODUCT | 265 #ifndef PRODUCT |
266 if (TraceDeoptimization) { | 266 if (TraceDeoptimization) { |
267 ttyLocker ttyl; | 267 ttyLocker ttyl; |
268 tty->print_cr("REALLOC OBJECTS in thread " INTPTR_FORMAT, thread); | 268 tty->print_cr("REALLOC OBJECTS in thread " INTPTR_FORMAT, thread); |
269 print_objects(objects); | 269 print_objects(objects, realloc_failures); |
270 } | 270 } |
271 #endif | 271 #endif |
272 } | 272 } |
273 if (save_oop_result) { | 273 if (save_oop_result) { |
274 // Restore result. | 274 // Restore result. |
284 for (int i = 0; i < chunk->length(); i++) { | 284 for (int i = 0; i < chunk->length(); i++) { |
285 compiledVFrame* cvf = chunk->at(i); | 285 compiledVFrame* cvf = chunk->at(i); |
286 assert (cvf->scope() != NULL,"expect only compiled java frames"); | 286 assert (cvf->scope() != NULL,"expect only compiled java frames"); |
287 GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); | 287 GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); |
288 if (monitors->is_nonempty()) { | 288 if (monitors->is_nonempty()) { |
289 relock_objects(monitors, thread); | 289 relock_objects(monitors, thread, realloc_failures); |
290 #ifndef PRODUCT | 290 #ifndef PRODUCT |
291 if (PrintDeoptimizationDetails) { | 291 if (PrintDeoptimizationDetails) { |
292 ttyLocker ttyl; | 292 ttyLocker ttyl; |
293 for (int j = 0; j < monitors->length(); j++) { | 293 for (int j = 0; j < monitors->length(); j++) { |
294 MonitorInfo* mi = monitors->at(j); | 294 MonitorInfo* mi = monitors->at(j); |
295 if (mi->eliminated()) { | 295 if (mi->eliminated()) { |
296 if (first) { | 296 if (first) { |
297 first = false; | 297 first = false; |
298 tty->print_cr("RELOCK OBJECTS in thread " INTPTR_FORMAT, thread); | 298 tty->print_cr("RELOCK OBJECTS in thread " INTPTR_FORMAT, thread); |
299 } | 299 } |
300 tty->print_cr(" object <" INTPTR_FORMAT "> locked", (void *)mi->owner()); | 300 if (mi->owner_is_scalar_replaced()) { |
301 Klass* k = java_lang_Class::as_Klass(mi->owner_klass()); | |
302 tty->print_cr(" failed reallocation for klass %s", k->external_name()); | |
303 } else { | |
304 tty->print_cr(" object <" INTPTR_FORMAT "> locked", (void *)mi->owner()); | |
305 } | |
301 } | 306 } |
302 } | 307 } |
303 } | 308 } |
304 #endif // !PRODUCT | 309 #endif |
305 } | 310 } |
306 } | 311 } |
307 #ifdef COMPILER2 | 312 #ifdef COMPILER2 |
308 } | 313 } |
309 } | 314 } |
313 // Ensure that no safepoint is taken after pointers have been stored | 318 // Ensure that no safepoint is taken after pointers have been stored |
314 // in fields of rematerialized objects. If a safepoint occurs from here on | 319 // in fields of rematerialized objects. If a safepoint occurs from here on |
315 // out the java state residing in the vframeArray will be missed. | 320 // out the java state residing in the vframeArray will be missed. |
316 No_Safepoint_Verifier no_safepoint; | 321 No_Safepoint_Verifier no_safepoint; |
317 | 322 |
318 vframeArray* array = create_vframeArray(thread, deoptee, &map, chunk); | 323 vframeArray* array = create_vframeArray(thread, deoptee, &map, chunk, realloc_failures); |
319 | 324 #if defined(COMPILER2) || defined(GRAAL) |
320 assert(thread->vframe_array_head() == NULL, "Pending deopt!");; | 325 if (realloc_failures) { |
326 pop_frames_failed_reallocs(thread, array); | |
327 } | |
328 #endif | |
329 | |
330 assert(thread->vframe_array_head() == NULL, "Pending deopt!"); | |
321 thread->set_vframe_array_head(array); | 331 thread->set_vframe_array_head(array); |
322 | 332 |
323 // Now that the vframeArray has been created if we have any deferred local writes | 333 // Now that the vframeArray has been created if we have any deferred local writes |
324 // added by jvmti then we can free up that structure as the data is now in the | 334 // added by jvmti then we can free up that structure as the data is now in the |
325 // vframeArray | 335 // vframeArray |
717 (iframe->interpreter_frame_expression_stack_size() == mask.expression_stack_size() + callee_max_locals) || | 727 (iframe->interpreter_frame_expression_stack_size() == mask.expression_stack_size() + callee_max_locals) || |
718 (try_next_mask && | 728 (try_next_mask && |
719 (iframe->interpreter_frame_expression_stack_size() == (next_mask_expression_stack_size - | 729 (iframe->interpreter_frame_expression_stack_size() == (next_mask_expression_stack_size - |
720 top_frame_expression_stack_adjustment))) || | 730 top_frame_expression_stack_adjustment))) || |
721 (is_top_frame && (exec_mode == Unpack_exception) && iframe->interpreter_frame_expression_stack_size() == 0) || | 731 (is_top_frame && (exec_mode == Unpack_exception) && iframe->interpreter_frame_expression_stack_size() == 0) || |
722 (is_top_frame && (exec_mode == Unpack_uncommon_trap || exec_mode == Unpack_reexecute) && | 732 (is_top_frame && (exec_mode == Unpack_uncommon_trap || exec_mode == Unpack_reexecute || el->should_reexecute()) && |
723 (iframe->interpreter_frame_expression_stack_size() == mask.expression_stack_size() + cur_invoke_parameter_size)) | 733 (iframe->interpreter_frame_expression_stack_size() == mask.expression_stack_size() + cur_invoke_parameter_size)) |
724 )) { | 734 )) { |
725 ttyLocker ttyl; | 735 ttyLocker ttyl; |
726 | 736 |
727 // Print out some information that will help us debug the problem | 737 // Print out some information that will help us debug the problem |
771 Handle pending_exception(thread->pending_exception()); | 781 Handle pending_exception(thread->pending_exception()); |
772 const char* exception_file = thread->exception_file(); | 782 const char* exception_file = thread->exception_file(); |
773 int exception_line = thread->exception_line(); | 783 int exception_line = thread->exception_line(); |
774 thread->clear_pending_exception(); | 784 thread->clear_pending_exception(); |
775 | 785 |
786 bool failures = false; | |
787 | |
776 for (int i = 0; i < objects->length(); i++) { | 788 for (int i = 0; i < objects->length(); i++) { |
777 assert(objects->at(i)->is_object(), "invalid debug information"); | 789 assert(objects->at(i)->is_object(), "invalid debug information"); |
778 ObjectValue* sv = (ObjectValue*) objects->at(i); | 790 ObjectValue* sv = (ObjectValue*) objects->at(i); |
779 | 791 |
780 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); | 792 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); |
781 oop obj = NULL; | 793 oop obj = NULL; |
782 | 794 |
783 if (k->oop_is_instance()) { | 795 if (k->oop_is_instance()) { |
784 InstanceKlass* ik = InstanceKlass::cast(k()); | 796 InstanceKlass* ik = InstanceKlass::cast(k()); |
785 obj = ik->allocate_instance(CHECK_(false)); | 797 obj = ik->allocate_instance(THREAD); |
786 } else if (k->oop_is_typeArray()) { | 798 } else if (k->oop_is_typeArray()) { |
787 TypeArrayKlass* ak = TypeArrayKlass::cast(k()); | 799 TypeArrayKlass* ak = TypeArrayKlass::cast(k()); |
788 assert(sv->field_size() % type2size[ak->element_type()] == 0, "non-integral array length"); | 800 assert(sv->field_size() % type2size[ak->element_type()] == 0, "non-integral array length"); |
789 int len = sv->field_size() / type2size[ak->element_type()]; | 801 int len = sv->field_size() / type2size[ak->element_type()]; |
790 obj = ak->allocate(len, CHECK_(false)); | 802 obj = ak->allocate(len, THREAD); |
791 } else if (k->oop_is_objArray()) { | 803 } else if (k->oop_is_objArray()) { |
792 ObjArrayKlass* ak = ObjArrayKlass::cast(k()); | 804 ObjArrayKlass* ak = ObjArrayKlass::cast(k()); |
793 obj = ak->allocate(sv->field_size(), CHECK_(false)); | 805 obj = ak->allocate(sv->field_size(), THREAD); |
794 } | 806 } |
795 | 807 |
796 assert(obj != NULL, "allocation failed"); | 808 if (obj == NULL) { |
809 failures = true; | |
810 } | |
811 | |
797 assert(sv->value().is_null(), "redundant reallocation"); | 812 assert(sv->value().is_null(), "redundant reallocation"); |
813 assert(obj != NULL || HAS_PENDING_EXCEPTION, "allocation should succeed or we should get an exception"); | |
814 CLEAR_PENDING_EXCEPTION; | |
798 sv->set_value(obj); | 815 sv->set_value(obj); |
799 } | 816 } |
800 | 817 |
801 if (pending_exception.not_null()) { | 818 if (failures) { |
819 THROW_OOP_(Universe::out_of_memory_error_realloc_objects(), failures); | |
820 } else if (pending_exception.not_null()) { | |
802 thread->set_pending_exception(pending_exception(), exception_file, exception_line); | 821 thread->set_pending_exception(pending_exception(), exception_file, exception_line); |
803 } | 822 } |
804 | 823 |
805 return true; | 824 return failures; |
806 } | 825 } |
807 | 826 |
808 // restore elements of an eliminated type array | 827 // restore elements of an eliminated type array |
809 void Deoptimization::reassign_type_array_elements(frame* fr, RegisterMap* reg_map, ObjectValue* sv, typeArrayOop obj, BasicType type) { | 828 void Deoptimization::reassign_type_array_elements(frame* fr, RegisterMap* reg_map, ObjectValue* sv, typeArrayOop obj, BasicType type) { |
810 int index = 0; | 829 int index = 0; |
1010 } | 1029 } |
1011 return svIndex; | 1030 return svIndex; |
1012 } | 1031 } |
1013 | 1032 |
1014 // restore fields of all eliminated objects and arrays | 1033 // restore fields of all eliminated objects and arrays |
1015 void Deoptimization::reassign_fields(frame* fr, RegisterMap* reg_map, GrowableArray<ScopeValue*>* objects) { | 1034 void Deoptimization::reassign_fields(frame* fr, RegisterMap* reg_map, GrowableArray<ScopeValue*>* objects, bool realloc_failures) { |
1016 for (int i = 0; i < objects->length(); i++) { | 1035 for (int i = 0; i < objects->length(); i++) { |
1017 ObjectValue* sv = (ObjectValue*) objects->at(i); | 1036 ObjectValue* sv = (ObjectValue*) objects->at(i); |
1018 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); | 1037 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); |
1019 Handle obj = sv->value(); | 1038 Handle obj = sv->value(); |
1020 assert(obj.not_null(), "reallocation was missed"); | 1039 assert(obj.not_null() || realloc_failures, "reallocation was missed"); |
1040 if (obj.is_null()) { | |
1041 continue; | |
1042 } | |
1021 if (PrintDeoptimizationDetails) { | 1043 if (PrintDeoptimizationDetails) { |
1022 tty->print_cr("reassign fields for object of type %s!", k->name()->as_C_string()); | 1044 tty->print_cr("reassign fields for object of type %s!", k->name()->as_C_string()); |
1023 } | 1045 } |
1024 | 1046 |
1025 if (k->oop_is_instance()) { | 1047 if (k->oop_is_instance()) { |
1034 } | 1056 } |
1035 } | 1057 } |
1036 | 1058 |
1037 | 1059 |
1038 // relock objects for which synchronization was eliminated | 1060 // relock objects for which synchronization was eliminated |
1039 void Deoptimization::relock_objects(GrowableArray<MonitorInfo*>* monitors, JavaThread* thread) { | 1061 void Deoptimization::relock_objects(GrowableArray<MonitorInfo*>* monitors, JavaThread* thread, bool realloc_failures) { |
1040 for (int i = 0; i < monitors->length(); i++) { | 1062 for (int i = 0; i < monitors->length(); i++) { |
1041 MonitorInfo* mon_info = monitors->at(i); | 1063 MonitorInfo* mon_info = monitors->at(i); |
1042 if (mon_info->eliminated()) { | 1064 if (mon_info->eliminated()) { |
1043 assert(mon_info->owner() != NULL, "reallocation was missed"); | 1065 assert(!mon_info->owner_is_scalar_replaced() || realloc_failures, "reallocation was missed"); |
1044 Handle obj = Handle(mon_info->owner()); | 1066 if (!mon_info->owner_is_scalar_replaced()) { |
1045 markOop mark = obj->mark(); | 1067 Handle obj = Handle(mon_info->owner()); |
1046 if (UseBiasedLocking && mark->has_bias_pattern()) { | 1068 markOop mark = obj->mark(); |
1047 // New allocated objects may have the mark set to anonymously biased. | 1069 if (UseBiasedLocking && mark->has_bias_pattern()) { |
1048 // Also the deoptimized method may called methods with synchronization | 1070 // New allocated objects may have the mark set to anonymously biased. |
1049 // where the thread-local object is bias locked to the current thread. | 1071 // Also the deoptimized method may called methods with synchronization |
1050 assert(mark->is_biased_anonymously() || | 1072 // where the thread-local object is bias locked to the current thread. |
1051 mark->biased_locker() == thread, "should be locked to current thread"); | 1073 assert(mark->is_biased_anonymously() || |
1052 // Reset mark word to unbiased prototype. | 1074 mark->biased_locker() == thread, "should be locked to current thread"); |
1053 markOop unbiased_prototype = markOopDesc::prototype()->set_age(mark->age()); | 1075 // Reset mark word to unbiased prototype. |
1054 obj->set_mark(unbiased_prototype); | 1076 markOop unbiased_prototype = markOopDesc::prototype()->set_age(mark->age()); |
1055 } | 1077 obj->set_mark(unbiased_prototype); |
1056 BasicLock* lock = mon_info->lock(); | 1078 } |
1057 ObjectSynchronizer::slow_enter(obj, lock, thread); | 1079 BasicLock* lock = mon_info->lock(); |
1058 } | 1080 ObjectSynchronizer::slow_enter(obj, lock, thread); |
1059 assert(mon_info->owner()->is_locked(), "object must be locked now"); | 1081 assert(mon_info->owner()->is_locked(), "object must be locked now"); |
1082 } | |
1083 } | |
1060 } | 1084 } |
1061 } | 1085 } |
1062 | 1086 |
1063 | 1087 |
1064 #ifndef PRODUCT | 1088 #ifndef PRODUCT |
1065 // print information about reallocated objects | 1089 // print information about reallocated objects |
1066 void Deoptimization::print_objects(GrowableArray<ScopeValue*>* objects) { | 1090 void Deoptimization::print_objects(GrowableArray<ScopeValue*>* objects, bool realloc_failures) { |
1067 fieldDescriptor fd; | 1091 fieldDescriptor fd; |
1068 | 1092 |
1069 for (int i = 0; i < objects->length(); i++) { | 1093 for (int i = 0; i < objects->length(); i++) { |
1070 ObjectValue* sv = (ObjectValue*) objects->at(i); | 1094 ObjectValue* sv = (ObjectValue*) objects->at(i); |
1071 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); | 1095 KlassHandle k(java_lang_Class::as_Klass(sv->klass()->as_ConstantOopReadValue()->value()())); |
1072 Handle obj = sv->value(); | 1096 Handle obj = sv->value(); |
1073 | 1097 |
1074 tty->print(" object <" INTPTR_FORMAT "> of type ", (void *)sv->value()()); | 1098 tty->print(" object <" INTPTR_FORMAT "> of type ", (void *)sv->value()()); |
1075 k->print_value(); | 1099 k->print_value(); |
1076 tty->print(" allocated (%d bytes)", obj->size() * HeapWordSize); | 1100 assert(obj.not_null() || realloc_failures, "reallocation was missed"); |
1101 if (obj.is_null()) { | |
1102 tty->print(" allocation failed"); | |
1103 } else { | |
1104 tty->print(" allocated (%d bytes)", obj->size() * HeapWordSize); | |
1105 } | |
1077 tty->cr(); | 1106 tty->cr(); |
1078 | 1107 |
1079 if (Verbose) { | 1108 if (Verbose && !obj.is_null()) { |
1080 k->oop_print_on(obj(), tty); | 1109 k->oop_print_on(obj(), tty); |
1081 } | 1110 } |
1082 } | 1111 } |
1083 } | 1112 } |
1084 #endif | 1113 #endif |
1085 #endif // COMPILER2 || GRAAL | 1114 #endif // COMPILER2 || GRAAL |
1086 | 1115 |
1087 vframeArray* Deoptimization::create_vframeArray(JavaThread* thread, frame fr, RegisterMap *reg_map, GrowableArray<compiledVFrame*>* chunk) { | 1116 vframeArray* Deoptimization::create_vframeArray(JavaThread* thread, frame fr, RegisterMap *reg_map, GrowableArray<compiledVFrame*>* chunk, bool realloc_failures) { |
1088 Events::log(thread, "DEOPT PACKING pc=" INTPTR_FORMAT " sp=" INTPTR_FORMAT, fr.pc(), fr.sp()); | 1117 Events::log(thread, "DEOPT PACKING pc=" INTPTR_FORMAT " sp=" INTPTR_FORMAT, fr.pc(), fr.sp()); |
1089 | 1118 |
1090 #ifndef PRODUCT | 1119 #ifndef PRODUCT |
1091 if (PrintDeoptimizationDetails) { | 1120 if (PrintDeoptimizationDetails) { |
1092 ttyLocker ttyl; | 1121 ttyLocker ttyl; |
1125 frame sender = caller; | 1154 frame sender = caller; |
1126 | 1155 |
1127 // Since the Java thread being deoptimized will eventually adjust it's own stack, | 1156 // Since the Java thread being deoptimized will eventually adjust it's own stack, |
1128 // the vframeArray containing the unpacking information is allocated in the C heap. | 1157 // the vframeArray containing the unpacking information is allocated in the C heap. |
1129 // For Compiler1, the caller of the deoptimized frame is saved for use by unpack_frames(). | 1158 // For Compiler1, the caller of the deoptimized frame is saved for use by unpack_frames(). |
1130 vframeArray* array = vframeArray::allocate(thread, frame_size, chunk, reg_map, sender, caller, fr); | 1159 vframeArray* array = vframeArray::allocate(thread, frame_size, chunk, reg_map, sender, caller, fr, realloc_failures); |
1131 | 1160 |
1132 // Compare the vframeArray to the collected vframes | 1161 // Compare the vframeArray to the collected vframes |
1133 assert(array->structural_compare(thread, chunk), "just checking"); | 1162 assert(array->structural_compare(thread, chunk), "just checking"); |
1134 | 1163 |
1135 #ifndef PRODUCT | 1164 #ifndef PRODUCT |
1140 #endif // PRODUCT | 1169 #endif // PRODUCT |
1141 | 1170 |
1142 return array; | 1171 return array; |
1143 } | 1172 } |
1144 | 1173 |
1174 #if defined(COMPILER2) || defined(GRAAL) | |
1175 void Deoptimization::pop_frames_failed_reallocs(JavaThread* thread, vframeArray* array) { | |
1176 // Reallocation of some scalar replaced objects failed. Record | |
1177 // that we need to pop all the interpreter frames for the | |
1178 // deoptimized compiled frame. | |
1179 assert(thread->frames_to_pop_failed_realloc() == 0, "missed frames to pop?"); | |
1180 thread->set_frames_to_pop_failed_realloc(array->frames()); | |
1181 // Unlock all monitors here otherwise the interpreter will see a | |
1182 // mix of locked and unlocked monitors (because of failed | |
1183 // reallocations of synchronized objects) and be confused. | |
1184 for (int i = 0; i < array->frames(); i++) { | |
1185 MonitorChunk* monitors = array->element(i)->monitors(); | |
1186 if (monitors != NULL) { | |
1187 for (int j = 0; j < monitors->number_of_monitors(); j++) { | |
1188 BasicObjectLock* src = monitors->at(j); | |
1189 if (src->obj() != NULL) { | |
1190 ObjectSynchronizer::fast_exit(src->obj(), src->lock(), thread); | |
1191 } | |
1192 } | |
1193 array->element(i)->free_monitors(thread); | |
1194 #ifdef ASSERT | |
1195 array->element(i)->set_removed_monitors(); | |
1196 #endif | |
1197 } | |
1198 } | |
1199 } | |
1200 #endif | |
1145 | 1201 |
1146 static void collect_monitors(compiledVFrame* cvf, GrowableArray<Handle>* objects_to_revoke) { | 1202 static void collect_monitors(compiledVFrame* cvf, GrowableArray<Handle>* objects_to_revoke) { |
1147 GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); | 1203 GrowableArray<MonitorInfo*>* monitors = cvf->monitors(); |
1148 for (int i = 0; i < monitors->length(); i++) { | 1204 for (int i = 0; i < monitors->length(); i++) { |
1149 MonitorInfo* mon_info = monitors->at(i); | 1205 MonitorInfo* mon_info = monitors->at(i); |
2083 "age", | 2139 "age", |
2084 "predicate", | 2140 "predicate", |
2085 "loop_limit_check", | 2141 "loop_limit_check", |
2086 "speculate_class_check", | 2142 "speculate_class_check", |
2087 "rtm_state_change", | 2143 "rtm_state_change", |
2144 "unstable_if" | |
2088 #ifdef GRAAL | 2145 #ifdef GRAAL |
2089 "aliasing", | 2146 "aliasing", |
2090 "transfer_to_interpreter", | 2147 "transfer_to_interpreter", |
2091 "not_compiled_exception_handler", | 2148 "not_compiled_exception_handler", |
2092 "unresolved", | 2149 "unresolved", |