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Minor fixes to improve hash map/set performance

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This commit is contained in:
gingerBill
2020-05-21 16:27:40 +01:00
parent 8e63c94393
commit d09ac8943a
6 changed files with 28 additions and 34 deletions
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7
src/map.cpp
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@@ -89,8 +89,11 @@ template <typename T> void multi_map_remove_all(Map<T> *h, HashKey const &key);
template <typename T>
gb_inline void map_init(Map<T> *h, gbAllocator a, isize capacity) {
array_init(&h->hashes, a, 0, capacity);
array_init(&h->hashes, a, capacity);
array_init(&h->entries, a, 0, capacity);
for (isize i = 0; i < capacity; i++) {
h->hashes.data[i] = -1;
}
}
template <typename T>
@@ -161,7 +164,7 @@ template <typename T>
void map_rehash(Map<T> *h, isize new_count) {
isize i, j;
Map<T> nh = {};
map_init(&nh, h->hashes.allocator);
map_init(&nh, h->hashes.allocator, new_count);
array_resize(&nh.hashes, new_count);
array_reserve(&nh.entries, h->entries.count);
for (i = 0; i < new_count; i++) {