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6711316: Open source the Garbage-First garbage collector

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First mercurial integration of the code for the Garbage-First garbage collector.

Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
This commit is contained in:
Y. Srinivas Ramakrishna 2008-06-05 15:57:56 -07:00
parent 39463bb3fc
commit 18f3386a98
215 changed files with 36088 additions and 1249 deletions
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14
hotspot/src/share/vm/gc_implementation/parallelScavenge/parMarkBitMap.hpp
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@ -192,16 +192,16 @@ private:
};
inline ParMarkBitMap::ParMarkBitMap():
_beg_bits(NULL, 0),
_end_bits(NULL, 0)
_beg_bits(),
_end_bits()
{
_region_start = 0;
_virtual_space = 0;
}
inline ParMarkBitMap::ParMarkBitMap(MemRegion covered_region):
_beg_bits(NULL, 0),
_end_bits(NULL, 0)
_beg_bits(),
_end_bits()
{
initialize(covered_region);
}
@ -325,7 +325,7 @@ ParMarkBitMap::obj_size(HeapWord* beg_addr, HeapWord* end_addr) const
inline size_t ParMarkBitMap::obj_size(idx_t beg_bit) const
{
const idx_t end_bit = _end_bits.find_next_one_bit(beg_bit, size());
const idx_t end_bit = _end_bits.get_next_one_offset_inline(beg_bit, size());
assert(is_marked(beg_bit), "obj not marked");
assert(end_bit < size(), "end bit missing");
return obj_size(beg_bit, end_bit);
@ -384,13 +384,13 @@ ParMarkBitMap::bit_to_addr(idx_t bit) const
inline ParMarkBitMap::idx_t
ParMarkBitMap::find_obj_beg(idx_t beg, idx_t end) const
{
return _beg_bits.find_next_one_bit(beg, end);
return _beg_bits.get_next_one_offset_inline_aligned_right(beg, end);
}
inline ParMarkBitMap::idx_t
ParMarkBitMap::find_obj_end(idx_t beg, idx_t end) const
{
return _end_bits.find_next_one_bit(beg, end);
return _end_bits.get_next_one_offset_inline_aligned_right(beg, end);
}
inline HeapWord*