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| author | Matt Valentine-House <matt@eightbitraptor.com> | 2026-02-11 12:12:20 +0000 |
|---|---|---|
| committer | Matt Valentine-House <matt@eightbitraptor.com> | 2026-02-13 14:29:14 +0000 |
| commit | b53aada8da9615b4818da3d87dd92a5f2aea89b8 (patch) | |
| tree | 5c7cc7114e9caec99c530498b7518a9f165e6720 | |
| parent | 20d85bbe9b0234c83d64dc1fc853e92cc80a2672 (diff) | |
We can't actually hardcode these
because BASE_SLOT_SIZE changes on 32 bit, and when debug/devel symbols
are added
| -rw-r--r-- | gc/default/default.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/gc/default/default.c b/gc/default/default.c index 8507219155..186506c430 100644 --- a/gc/default/default.c +++ b/gc/default/default.c @@ -841,13 +841,7 @@ heap_page_in_global_empty_pages_pool(rb_objspace_t *objspace, struct heap_page * #define GET_PAGE_HEADER(x) (&GET_PAGE_BODY(x)->header) #define GET_HEAP_PAGE(x) (GET_PAGE_HEADER(x)->page) -static const uint32_t slot_div_magics[HEAP_COUNT] = { - 0x06666667U, - 0x03333334U, - 0x0199999aU, - 0x00cccccdU, - 0x00666667U, -}; +static uint32_t slot_div_magics[HEAP_COUNT]; static inline size_t slot_index_for_offset(size_t offset, uint32_t div_magic) @@ -9517,6 +9511,7 @@ rb_gc_impl_objspace_init(void *objspace_ptr) rb_heap_t *heap = &heaps[i]; heap->slot_size = (1 << i) * BASE_SLOT_SIZE; + slot_div_magics[i] = (uint32_t)(((uint64_t)1 << 32) / heap->slot_size + 1); ccan_list_head_init(&heap->pages); } |