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Arena Allocator - Fix 32-bit limitation

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Kearwood Gilbert
2026-09-28 00:10:18 -07:00
parent 49c4ae482e
commit a9bd73ef6a
1 changed files with 4 additions and 4 deletions
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8
src/arena.cpp
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@@ -96,8 +96,8 @@ std::byte* Arena::alloc(size_t size)
std::byte* Arena::allocA16(size_t size) std::byte* Arena::allocA16(size_t size)
{ {
uint32_t nextByte = (m_usedSize + 15) & ~15; size_t nextByte = (m_usedSize + 15) & ~15;
uint32_t roundedSize = (size + 15) & ~15; size_t roundedSize = (size + 15) & ~15;
if (alloc(roundedSize + nextByte - m_usedSize) == nullptr) { if (alloc(roundedSize + nextByte - m_usedSize) == nullptr) {
return nullptr; return nullptr;
} }
@@ -107,8 +107,8 @@ std::byte* Arena::allocA16(size_t size)
std::byte* Arena::allocA64(size_t size) std::byte* Arena::allocA64(size_t size)
{ {
uint32_t nextByte = (m_usedSize + 63) & ~63; size_t nextByte = (m_usedSize + 63) & ~63;
uint32_t roundedSize = (size + 63) & ~63; size_t roundedSize = (size + 63) & ~63;
if (alloc(roundedSize + nextByte - m_usedSize) == nullptr) { if (alloc(roundedSize + nextByte - m_usedSize) == nullptr) {
return nullptr; return nullptr;
} }