Mercurial > hg > graal-compiler
comparison src/share/vm/services/memPtr.hpp @ 6937:69ad7823b1ca
8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp
Summary: NMT should allow overlapping committed regions as long as they belong to the same reserved region
Reviewed-by: dholmes, coleenp
| author | zgu |
|---|---|
| date | Mon, 05 Nov 2012 15:30:22 -0500 |
| parents | 716c64bda5ba |
| children | fb3190e77d3c |
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| 6917:e81fbc04a942 | 6937:69ad7823b1ca |
|---|---|
| 309 } | 309 } |
| 310 | 310 |
| 311 inline bool contains_address(address add) const { | 311 inline bool contains_address(address add) const { |
| 312 return (addr() <= add && addr() + size() > add); | 312 return (addr() <= add && addr() + size() > add); |
| 313 } | 313 } |
| 314 | |
| 315 // if this memory region overlaps another region | |
| 316 inline bool overlaps_region(const MemPointerRecord* other) const { | |
| 317 assert(other != NULL, "Just check"); | |
| 318 assert(size() > 0 && other->size() > 0, "empty range"); | |
| 319 return contains_address(other->addr()) || | |
| 320 contains_address(other->addr() + other->size() - 1) || // exclude end address | |
| 321 other->contains_address(addr()) || | |
| 322 other->contains_address(addr() + size() - 1); // exclude end address | |
| 323 } | |
| 324 | |
| 314 }; | 325 }; |
| 315 | 326 |
| 316 // MemPointerRecordEx also records callsite pc, from where | 327 // MemPointerRecordEx also records callsite pc, from where |
| 317 // the memory block is allocated | 328 // the memory block is allocated |
| 318 class MemPointerRecordEx : public MemPointerRecord { | 329 class MemPointerRecordEx : public MemPointerRecord { |