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8026852: Use restricted_align_down in collector policy code

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Moved restricted_align_down to globalDefinitions and renamed it align_size_down_bounded

Reviewed-by: stefank, mgerdin, tschatzl
This commit is contained in:
Jesper Wilhelmsson 2013-10-21 18:52:13 +02:00
parent 1123a5596c
commit 5976b6915a
3 changed files with 15 additions and 21 deletions
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14
hotspot/src/share/vm/memory/collectorPolicy.cpp
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@ -146,11 +146,7 @@ size_t CollectorPolicy::compute_max_alignment() {
// GenCollectorPolicy methods.
size_t GenCollectorPolicy::scale_by_NewRatio_aligned(size_t base_size) {
size_t x = base_size / (NewRatio+1);
size_t new_gen_size = x > _min_alignment ?
align_size_down(x, _min_alignment) :
_min_alignment;
return new_gen_size;
return align_size_down_bounded(base_size / (NewRatio + 1), _min_alignment);
}
size_t GenCollectorPolicy::bound_minus_alignment(size_t desired_size,
@ -410,15 +406,11 @@ bool TwoGenerationCollectorPolicy::adjust_gen0_sizes(size_t* gen0_size_ptr,
if ((heap_size < (*gen0_size_ptr + min_gen1_size)) &&
(heap_size >= min_gen1_size + _min_alignment)) {
// Adjust gen0 down to accommodate min_gen1_size
*gen0_size_ptr = heap_size - min_gen1_size;
*gen0_size_ptr =
MAX2((uintx)align_size_down(*gen0_size_ptr, _min_alignment), _min_alignment);
*gen0_size_ptr = align_size_down_bounded(heap_size - min_gen1_size, _min_alignment);
assert(*gen0_size_ptr > 0, "Min gen0 is too large");
result = true;
} else {
*gen1_size_ptr = heap_size - *gen0_size_ptr;
*gen1_size_ptr =
MAX2((uintx)align_size_down(*gen1_size_ptr, _min_alignment), _min_alignment);
*gen1_size_ptr = align_size_down_bounded(heap_size - *gen0_size_ptr, _min_alignment);
}
}
return result;