Mercurial > hg > truffle
comparison src/share/vm/memory/compactingPermGenGen.cpp @ 271:818a18cd69a8
6730514: assertion failure in mangling code when expanding by 0 bytes
Summary: An expansion by 0 bytes was not anticipated when the assertion was composed.
Reviewed-by: jjh, jcoomes, apetrusenko
| author | jmasa |
|---|---|
| date | Wed, 30 Jul 2008 11:54:00 -0700 |
| parents | d1605aabd0a1 |
| children | 5251a9cd8eb8 |
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| 269:850fdf70db2b | 271:818a18cd69a8 |
|---|---|
| 430 } | 430 } |
| 431 return OneContigSpaceCardGeneration::grow_by(bytes); | 431 return OneContigSpaceCardGeneration::grow_by(bytes); |
| 432 } | 432 } |
| 433 | 433 |
| 434 | 434 |
| 435 void CompactingPermGenGen::grow_to_reserved() { | 435 bool CompactingPermGenGen::grow_to_reserved() { |
| 436 // Don't allow _virtual_size to expand into shared spaces. | 436 // Don't allow _virtual_size to expand into shared spaces. |
| 437 bool success = false; | |
| 437 if (_virtual_space.uncommitted_size() > _shared_space_size) { | 438 if (_virtual_space.uncommitted_size() > _shared_space_size) { |
| 438 size_t remaining_bytes = | 439 size_t remaining_bytes = |
| 439 _virtual_space.uncommitted_size() - _shared_space_size; | 440 _virtual_space.uncommitted_size() - _shared_space_size; |
| 440 bool success = OneContigSpaceCardGeneration::grow_by(remaining_bytes); | 441 success = OneContigSpaceCardGeneration::grow_by(remaining_bytes); |
| 441 DEBUG_ONLY(if (!success) warning("grow to reserved failed");) | 442 DEBUG_ONLY(if (!success) warning("grow to reserved failed");) |
| 442 } | 443 } |
| 444 return success; | |
| 443 } | 445 } |
| 444 | 446 |
| 445 | 447 |
| 446 // No young generation references, clear this generation's main space's | 448 // No young generation references, clear this generation's main space's |
| 447 // card table entries. Do NOT clear the card table entries for the | 449 // card table entries. Do NOT clear the card table entries for the |