Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/classfile/javaClasses.cpp
src/share/vm/classfile/javaClasses.cpp
- changeset 3018
- 0b80db433fcb
- parent 2992
- b16582d6c7db
- child 3100
- a32de5085326
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replaced
| 3017:bcc6475bc68f | 3018:0b80db433fcb |
|---|---|
| 1017 compute_offset(_vmAllowSuspension_offset, k, vmSymbols::vmAllowSuspension_name(), vmSymbols::bool_signature()); | 1017 compute_offset(_vmAllowSuspension_offset, k, vmSymbols::vmAllowSuspension_name(), vmSymbols::bool_signature()); |
| 1018 compute_offset(_nthreads_offset, k, vmSymbols::nthreads_name(), vmSymbols::int_signature()); | 1018 compute_offset(_nthreads_offset, k, vmSymbols::nthreads_name(), vmSymbols::int_signature()); |
| 1019 compute_offset(_ngroups_offset, k, vmSymbols::ngroups_name(), vmSymbols::int_signature()); | 1019 compute_offset(_ngroups_offset, k, vmSymbols::ngroups_name(), vmSymbols::int_signature()); |
| 1020 } | 1020 } |
| 1021 | 1021 |
| 1022 oop java_lang_Throwable::unassigned_stacktrace() { | |
| 1023 instanceKlass* ik = instanceKlass::cast(SystemDictionary::Throwable_klass()); | |
| 1024 address addr = ik->static_field_addr(static_unassigned_stacktrace_offset); | |
| 1025 if (UseCompressedOops) { | |
| 1026 return oopDesc::load_decode_heap_oop((narrowOop *)addr); | |
| 1027 } else { | |
| 1028 return oopDesc::load_decode_heap_oop((oop*)addr); | |
| 1029 } | |
| 1030 } | |
| 1031 | |
| 1022 oop java_lang_Throwable::backtrace(oop throwable) { | 1032 oop java_lang_Throwable::backtrace(oop throwable) { |
| 1023 return throwable->obj_field_acquire(backtrace_offset); | 1033 return throwable->obj_field_acquire(backtrace_offset); |
| 1024 } | 1034 } |
| 1025 | 1035 |
| 1026 | 1036 |
| 1042 void java_lang_Throwable::set_message(oop throwable, oop value) { | 1052 void java_lang_Throwable::set_message(oop throwable, oop value) { |
| 1043 throwable->obj_field_put(detailMessage_offset, value); | 1053 throwable->obj_field_put(detailMessage_offset, value); |
| 1044 } | 1054 } |
| 1045 | 1055 |
| 1046 | 1056 |
| 1057 void java_lang_Throwable::set_stacktrace(oop throwable, oop st_element_array) { | |
| 1058 throwable->obj_field_put(stackTrace_offset, st_element_array); | |
| 1059 } | |
| 1060 | |
| 1047 void java_lang_Throwable::clear_stacktrace(oop throwable) { | 1061 void java_lang_Throwable::clear_stacktrace(oop throwable) { |
| 1048 assert(JDK_Version::is_gte_jdk14x_version(), "should only be called in >= 1.4"); | 1062 assert(JDK_Version::is_gte_jdk14x_version(), "should only be called in >= 1.4"); |
| 1049 throwable->obj_field_put(stackTrace_offset, NULL); | 1063 set_stacktrace(throwable, NULL); |
| 1050 } | 1064 } |
| 1051 | 1065 |
| 1052 | 1066 |
| 1053 void java_lang_Throwable::print(oop throwable, outputStream* st) { | 1067 void java_lang_Throwable::print(oop throwable, outputStream* st) { |
| 1054 ResourceMark rm; | 1068 ResourceMark rm; |
| 1338 // runs out of memory while allocating the stack trace | 1352 // runs out of memory while allocating the stack trace |
| 1339 set_backtrace(throwable(), NULL); | 1353 set_backtrace(throwable(), NULL); |
| 1340 if (JDK_Version::is_gte_jdk14x_version()) { | 1354 if (JDK_Version::is_gte_jdk14x_version()) { |
| 1341 // New since 1.4, clear lazily constructed Java level stacktrace if | 1355 // New since 1.4, clear lazily constructed Java level stacktrace if |
| 1342 // refilling occurs | 1356 // refilling occurs |
| 1357 // This is unnecessary in 1.7+ but harmless | |
| 1343 clear_stacktrace(throwable()); | 1358 clear_stacktrace(throwable()); |
| 1344 } | 1359 } |
| 1345 | 1360 |
| 1346 int max_depth = MaxJavaStackTraceDepth; | 1361 int max_depth = MaxJavaStackTraceDepth; |
| 1347 JavaThread* thread = (JavaThread*)THREAD; | 1362 JavaThread* thread = (JavaThread*)THREAD; |
| 1539 chunk_count++; | 1554 chunk_count++; |
| 1540 | 1555 |
| 1541 // Bail-out for deep stacks | 1556 // Bail-out for deep stacks |
| 1542 if (chunk_count >= max_chunks) break; | 1557 if (chunk_count >= max_chunks) break; |
| 1543 } | 1558 } |
| 1559 | |
| 1560 // For Java 7+ we support the Throwable immutability protocol defined for Java 7. This support | |
| 1561 // was missing in 7u0 so in 7u0 there is a workaround in the Throwable class. That workaround | |
| 1562 // can be removed in a JDK using this JVM version | |
| 1563 if (JDK_Version::is_gte_jdk17x_version()) { | |
| 1564 java_lang_Throwable::set_stacktrace(throwable(), java_lang_Throwable::unassigned_stacktrace()); | |
| 1565 assert(java_lang_Throwable::unassigned_stacktrace() != NULL, "not initialized"); | |
| 1566 } | |
| 1567 | |
| 1544 } | 1568 } |
| 1545 | 1569 |
| 1546 | 1570 |
| 1547 int java_lang_Throwable::get_stack_trace_depth(oop throwable, TRAPS) { | 1571 int java_lang_Throwable::get_stack_trace_depth(oop throwable, TRAPS) { |
| 1548 if (throwable == NULL) { | 1572 if (throwable == NULL) { |
| 2768 int java_lang_Class::static_oop_field_count_offset; | 2792 int java_lang_Class::static_oop_field_count_offset; |
| 2769 int java_lang_Throwable::backtrace_offset; | 2793 int java_lang_Throwable::backtrace_offset; |
| 2770 int java_lang_Throwable::detailMessage_offset; | 2794 int java_lang_Throwable::detailMessage_offset; |
| 2771 int java_lang_Throwable::cause_offset; | 2795 int java_lang_Throwable::cause_offset; |
| 2772 int java_lang_Throwable::stackTrace_offset; | 2796 int java_lang_Throwable::stackTrace_offset; |
| 2797 int java_lang_Throwable::static_unassigned_stacktrace_offset; | |
| 2773 int java_lang_reflect_AccessibleObject::override_offset; | 2798 int java_lang_reflect_AccessibleObject::override_offset; |
| 2774 int java_lang_reflect_Method::clazz_offset; | 2799 int java_lang_reflect_Method::clazz_offset; |
| 2775 int java_lang_reflect_Method::name_offset; | 2800 int java_lang_reflect_Method::name_offset; |
| 2776 int java_lang_reflect_Method::returnType_offset; | 2801 int java_lang_reflect_Method::returnType_offset; |
| 2777 int java_lang_reflect_Method::parameterTypes_offset; | 2802 int java_lang_reflect_Method::parameterTypes_offset; |
| 2945 // Throwable Class | 2970 // Throwable Class |
| 2946 java_lang_Throwable::backtrace_offset = java_lang_Throwable::hc_backtrace_offset * x + header; | 2971 java_lang_Throwable::backtrace_offset = java_lang_Throwable::hc_backtrace_offset * x + header; |
| 2947 java_lang_Throwable::detailMessage_offset = java_lang_Throwable::hc_detailMessage_offset * x + header; | 2972 java_lang_Throwable::detailMessage_offset = java_lang_Throwable::hc_detailMessage_offset * x + header; |
| 2948 java_lang_Throwable::cause_offset = java_lang_Throwable::hc_cause_offset * x + header; | 2973 java_lang_Throwable::cause_offset = java_lang_Throwable::hc_cause_offset * x + header; |
| 2949 java_lang_Throwable::stackTrace_offset = java_lang_Throwable::hc_stackTrace_offset * x + header; | 2974 java_lang_Throwable::stackTrace_offset = java_lang_Throwable::hc_stackTrace_offset * x + header; |
| 2975 java_lang_Throwable::static_unassigned_stacktrace_offset = java_lang_Throwable::hc_static_unassigned_stacktrace_offset * x; | |
| 2950 | 2976 |
| 2951 // java_lang_boxing_object | 2977 // java_lang_boxing_object |
| 2952 java_lang_boxing_object::value_offset = java_lang_boxing_object::hc_value_offset + header; | 2978 java_lang_boxing_object::value_offset = java_lang_boxing_object::hc_value_offset + header; |
| 2953 java_lang_boxing_object::long_value_offset = align_size_up((java_lang_boxing_object::hc_value_offset + header), BytesPerLong); | 2979 java_lang_boxing_object::long_value_offset = align_size_up((java_lang_boxing_object::hc_value_offset + header), BytesPerLong); |
| 2954 | 2980 |
