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8233702: Introduce helper function to clamp value to range

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Reviewed-by: sjohanss, kbarrett
This commit is contained in:
Thomas Schatzl 2019-11-22 10:03:38 +01:00
parent 79cfb94d36
commit 9915f88688
16 changed files with 28 additions and 19 deletions
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6
src/hotspot/share/gc/shared/threadLocalAllocBuffer.cpp
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@ -132,7 +132,7 @@ void ThreadLocalAllocBuffer::resize() {
(Universe::heap()->tlab_capacity(thread()) / HeapWordSize));
size_t new_size = alloc / _target_refills;
new_size = MIN2(MAX2(new_size, min_size()), max_size());
new_size = clamp(new_size, min_size(), max_size());
size_t aligned_new_size = align_object_size(new_size);
@ -251,6 +251,10 @@ size_t ThreadLocalAllocBuffer::initial_desired_size() {
(nof_threads * target_refills());
init_sz = align_object_size(init_sz);
}
// We can't use clamp() between min_size() and max_size() here because some
// options based on them may still be inconsistent and so it may assert;
// inconsistencies between those will be caught by following AfterMemoryInit
// constraint checking.
init_sz = MIN2(MAX2(init_sz, min_size()), max_size());
return init_sz;
}