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Raise ThreadedVM initial thread capacity to 16

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Threads are 4 bytes, an initial capacity of 4 led to allocating 16
bytes, raising that to 64 bytes seems quite reasonable.
This commit is contained in:
Maxime Coste 2021-03-03 20:51:24 +11:00
parent f4a639e078
commit da80a8cf6a
1 changed files with 5 additions and 1 deletions
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6
src/regex_impl.hh
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@ -658,7 +658,11 @@ private:
{ {
if (m_current != m_next) if (m_current != m_next)
return; return;
const auto new_capacity = m_capacity ? m_capacity * 2 : 4;
constexpr int32_t initial_capacity = 64 / sizeof(Thread);
static_assert(initial_capacity >= 4);
const auto new_capacity = m_capacity ? m_capacity * 2 : initial_capacity;
const auto next_count = m_capacity - m_next; const auto next_count = m_capacity - m_next;
const auto new_next = new_capacity - next_count; const auto new_next = new_capacity - next_count;
Thread* new_data = new Thread[new_capacity]; Thread* new_data = new Thread[new_capacity];