Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.inline.hpp
src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.inline.hpp
- changeset 9465
- 1556c6d89036
- parent 9138
- b56ab8e56604
- child 9931
- fd44df5e3bc3
equal
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replaced
| 9464:117cf4377bf4 | 9465:1556c6d89036 |
|---|---|
| 73 oop PSPromotionManager::copy_to_survivor_space(oop o) { | 73 oop PSPromotionManager::copy_to_survivor_space(oop o) { |
| 74 assert(PSScavenge::should_scavenge(&o), "Sanity"); | 74 assert(PSScavenge::should_scavenge(&o), "Sanity"); |
| 75 | 75 |
| 76 oop new_obj = NULL; | 76 oop new_obj = NULL; |
| 77 | 77 |
| 78 #ifdef MIPS | 78 #if defined MIPS && !defined ZERO |
| 79 if (UseSyncLevel >= 2000) OrderAccess::fence(); | 79 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 80 #endif | 80 #endif |
| 81 | 81 |
| 82 // NOTE! We must be very careful with any methods that access the mark | 82 // NOTE! We must be very careful with any methods that access the mark |
| 83 // in o. There may be multiple threads racing on it, and it may be forwarded | 83 // in o. There may be multiple threads racing on it, and it may be forwarded |
| 84 // at any time. Do not use oop methods for accessing the mark! | 84 // at any time. Do not use oop methods for accessing the mark! |
| 85 markOop test_mark = o->mark(); | 85 markOop test_mark = o->mark(); |
| 86 | 86 |
| 87 #ifdef MIPS | 87 #if defined MIPS && !defined ZERO |
| 88 if (UseSyncLevel >= 2000) OrderAccess::fence(); | 88 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 89 #endif | 89 #endif |
| 90 | 90 |
| 91 // The same test as "o->is_forwarded()" | 91 // The same test as "o->is_forwarded()" |
| 92 if (!test_mark->is_marked()) { | 92 if (!test_mark->is_marked()) { |
| 119 _young_gen_is_full = true; | 119 _young_gen_is_full = true; |
| 120 } | 120 } |
| 121 } | 121 } |
| 122 } | 122 } |
| 123 | 123 |
| 124 #ifdef MIPS | 124 #if defined MIPS && !defined ZERO |
| 125 if (UseSyncLevel >= 2000) OrderAccess::fence(); | 125 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 126 #endif | 126 #endif |
| 127 } | 127 } |
| 128 } | 128 } |
| 129 | 129 |
| 179 | 179 |
| 180 assert(new_obj != NULL, "allocation should have succeeded"); | 180 assert(new_obj != NULL, "allocation should have succeeded"); |
| 181 | 181 |
| 182 // Copy obj | 182 // Copy obj |
| 183 Copy::aligned_disjoint_words((HeapWord*)o, (HeapWord*)new_obj, new_obj_size); | 183 Copy::aligned_disjoint_words((HeapWord*)o, (HeapWord*)new_obj, new_obj_size); |
| 184 #ifdef MIPS | 184 #if defined MIPS && !defined ZERO |
| 185 if (UseSyncLevel >= 2000) OrderAccess::fence(); | 185 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 186 #endif | 186 #endif |
| 187 | 187 |
| 188 // Now we have to CAS in the header. | 188 // Now we have to CAS in the header. |
| 189 if (o->cas_forward_to(new_obj, test_mark)) { | 189 if (o->cas_forward_to(new_obj, test_mark)) { |
| 230 | 230 |
| 231 // don't update this before the unallocation! | 231 // don't update this before the unallocation! |
| 232 new_obj = o->forwardee(); | 232 new_obj = o->forwardee(); |
| 233 } | 233 } |
| 234 | 234 |
| 235 #ifdef MIPS | 235 #if defined MIPS && !defined ZERO |
| 236 if (UseSyncLevel >= 2000) OrderAccess::fence(); | 236 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 237 #endif | 237 #endif |
| 238 } else { | 238 } else { |
| 239 assert(o->is_forwarded(), "Sanity"); | 239 assert(o->is_forwarded(), "Sanity"); |
| 240 new_obj = o->forwardee(); | 240 new_obj = o->forwardee(); |
