take 16 bits from used field to create a fast unalign path

2024-03-18 01:40:03 -07:00
parent 355f44f373
commit cc809b0cd4
6 changed files with 47 additions and 28 deletions
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -37,8 +37,8 @@ extern inline void* _mi_page_malloc(mi_heap_t* heap, mi_page_t* page, size_t siz
  }
  mi_assert_internal(block != NULL && _mi_ptr_page(block) == page);
  // pop from the free list
-  page->used++;
  page->free = mi_block_next(page, block);
+  page->used++;
  mi_assert_internal(page->free == NULL || _mi_ptr_page(page->free) == page);
  #if MI_DEBUG>3
  if (page->free_is_zero) {