Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/memory/cardTableModRefBS.hpp
src/share/vm/memory/cardTableModRefBS.hpp
- changeset 8019
- 3fb3ceb7398f
- parent 7535
- 7ae4e26cb1e0
- child 8856
- ac27a9c85bea
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| 8018:7763e0b50e20 | 8019:3fb3ceb7398f |
|---|---|
| 315 public: | 315 public: |
| 316 | 316 |
| 317 inline void inline_write_ref_array(MemRegion mr) { | 317 inline void inline_write_ref_array(MemRegion mr) { |
| 318 dirty_MemRegion(mr); | 318 dirty_MemRegion(mr); |
| 319 #ifdef MIPS64 | 319 #ifdef MIPS64 |
| 320 if (Use3A2000) OrderAccess::fence(); | 320 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 321 #endif | 321 #endif |
| 322 } | 322 } |
| 323 protected: | 323 protected: |
| 324 void write_ref_array_work(MemRegion mr) { | 324 void write_ref_array_work(MemRegion mr) { |
| 325 inline_write_ref_array(mr); | 325 inline_write_ref_array(mr); |
| 332 | 332 |
| 333 // *** Card-table-barrier-specific things. | 333 // *** Card-table-barrier-specific things. |
| 334 | 334 |
| 335 template <class T> inline void inline_write_ref_field_pre(T* field, oop newVal) { | 335 template <class T> inline void inline_write_ref_field_pre(T* field, oop newVal) { |
| 336 #ifdef MIPS64 | 336 #ifdef MIPS64 |
| 337 if (Use3A2000) OrderAccess::fence(); | 337 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 338 #endif | 338 #endif |
| 339 } | 339 } |
| 340 | 340 |
| 341 template <class T> inline void inline_write_ref_field(T* field, oop newVal, bool release) { | 341 template <class T> inline void inline_write_ref_field(T* field, oop newVal, bool release) { |
| 342 jbyte* byte = byte_for((void*)field); | 342 jbyte* byte = byte_for((void*)field); |
| 345 OrderAccess::release_store((volatile jbyte*) byte, dirty_card); | 345 OrderAccess::release_store((volatile jbyte*) byte, dirty_card); |
| 346 } else { | 346 } else { |
| 347 *byte = dirty_card; | 347 *byte = dirty_card; |
| 348 } | 348 } |
| 349 #ifdef MIPS64 | 349 #ifdef MIPS64 |
| 350 if (Use3A2000) OrderAccess::fence(); | 350 if (UseSyncLevel >= 2000) OrderAccess::fence(); |
| 351 #endif | 351 #endif |
| 352 } | 352 } |
| 353 | 353 |
| 354 // These are used by G1, when it uses the card table as a temporary data | 354 // These are used by G1, when it uses the card table as a temporary data |
| 355 // structure for card claiming. | 355 // structure for card claiming. |
