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8364019: Add alignment precondition to Universe::reserve_heap

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Reviewed-by: tschatzl, jsikstro
This commit is contained in:
Albert Mingkun Yang 2025-07-28 14:18:47 +00:00
parent b4028c91d5
commit 70ebb5e8c9
1 changed files with 2 additions and 1 deletions
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3
src/hotspot/share/memory/universe.cpp
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@ -950,8 +950,9 @@ ReservedHeapSpace Universe::reserve_heap(size_t heap_size, size_t alignment) {
assert(alignment <= Arguments::conservative_max_heap_alignment(),
"actual alignment %zu must be within maximum heap alignment %zu",
alignment, Arguments::conservative_max_heap_alignment());
assert(is_aligned(heap_size, alignment), "precondition");
size_t total_reserved = align_up(heap_size, alignment);
size_t total_reserved = heap_size;
assert(!UseCompressedOops || (total_reserved <= (OopEncodingHeapMax - os::vm_page_size())),
"heap size is too big for compressed oops");