Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/classfile/metadataOnStackMark.cpp
src/share/vm/classfile/metadataOnStackMark.cpp
- changeset 9184
- fbcbfd2753b5
- parent 7333
- b12a2a9b05ca
- child 9203
- 53eec13fbaa5
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| 9183:f95c67788f18 | 9184:fbcbfd2753b5 |
|---|---|
| 39 NOT_PRODUCT(bool MetadataOnStackMark::_is_active = false;) | 39 NOT_PRODUCT(bool MetadataOnStackMark::_is_active = false;) |
| 40 | 40 |
| 41 // Walk metadata on the stack and mark it so that redefinition doesn't delete | 41 // Walk metadata on the stack and mark it so that redefinition doesn't delete |
| 42 // it. Class unloading also walks the previous versions and might try to | 42 // it. Class unloading also walks the previous versions and might try to |
| 43 // delete it, so this class is used by class unloading also. | 43 // delete it, so this class is used by class unloading also. |
| 44 MetadataOnStackMark::MetadataOnStackMark(bool visit_code_cache) { | 44 MetadataOnStackMark::MetadataOnStackMark(bool has_redefined_a_class) { |
| 45 assert(SafepointSynchronize::is_at_safepoint(), "sanity check"); | 45 assert(SafepointSynchronize::is_at_safepoint(), "sanity check"); |
| 46 assert(_used_buffers == NULL, "sanity check"); | 46 assert(_used_buffers == NULL, "sanity check"); |
| 47 NOT_PRODUCT(_is_active = true;) | 47 NOT_PRODUCT(_is_active = true;) |
| 48 | 48 |
| 49 Threads::metadata_do(Metadata::mark_on_stack); | 49 Threads::metadata_do(Metadata::mark_on_stack); |
| 50 if (visit_code_cache) { | 50 if (has_redefined_a_class) { |
| 51 CodeCache::alive_nmethods_do(nmethod::mark_on_stack); | 51 CodeCache::alive_nmethods_do(nmethod::mark_on_stack); |
| 52 } | 52 } |
| 53 CompileBroker::mark_on_stack(); | 53 CompileBroker::mark_on_stack(); |
| 54 JvmtiCurrentBreakpoints::metadata_do(Metadata::mark_on_stack); | 54 JvmtiCurrentBreakpoints::metadata_do(Metadata::mark_on_stack); |
| 55 ThreadService::metadata_do(Metadata::mark_on_stack); | 55 ThreadService::metadata_do(Metadata::mark_on_stack); |
