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6973963: SEGV in ciBlock::start_bci() with EA

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Added more checks into ResourceObj and growableArray to verify correctness of allocation type.

Reviewed-by: never, coleenp, dholmes
This commit is contained in:
Vladimir Kozlov 2010-08-03 15:55:03 -07:00
parent f0b6dc4e4f
commit 5bed80aab9
17 changed files with 128 additions and 43 deletions
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2
hotspot/src/share/vm/ci/ciMethodBlocks.cpp
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@ -252,7 +252,7 @@ ciMethodBlocks::ciMethodBlocks(Arena *arena, ciMethod *meth): _method(meth),
_arena(arena), _num_blocks(0), _code_size(meth->code_size()) {
int block_estimate = _code_size / 8;
_blocks = new(_arena) GrowableArray<ciBlock *>(block_estimate);
_blocks = new(_arena) GrowableArray<ciBlock *>(_arena, block_estimate, 0, NULL);
int b2bsize = _code_size * sizeof(ciBlock **);
_bci_to_block = (ciBlock **) arena->Amalloc(b2bsize);
Copy::zero_to_words((HeapWord*) _bci_to_block, b2bsize / sizeof(HeapWord));