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add full block_size and page_start to page info

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This commit is contained in:
Daan Leijen
2024-03-24 14:17:17 -07:00
parent 6688b45fbd
commit b5665f0eec
12 changed files with 119 additions and 148 deletions
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10
src/alloc.c
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@@ -30,7 +30,7 @@ terms of the MIT license. A copy of the license can be found in the file
// Note: in release mode the (inlined) routine is about 7 instructions with a single test.
extern inline void* _mi_page_malloc(mi_heap_t* heap, mi_page_t* page, size_t size, bool zero) mi_attr_noexcept
{
mi_assert_internal(page->xblock_size==0||mi_page_block_size(page) >= size);
mi_assert_internal(page->block_size == 0 /* empty heap */ || mi_page_block_size(page) >= size);
mi_block_t* const block = page->free;
if mi_unlikely(block == NULL) {
return _mi_malloc_generic(heap, size, zero, 0);
@@ -53,14 +53,14 @@ extern inline void* _mi_page_malloc(mi_heap_t* heap, mi_page_t* page, size_t siz
// zero the block? note: we need to zero the full block size (issue #63)
if mi_unlikely(zero) {
mi_assert_internal(page->xblock_size != 0); // do not call with zero'ing for huge blocks (see _mi_malloc_generic)
mi_assert_internal(page->xblock_size >= MI_PADDING_SIZE);
mi_assert_internal(page->block_size != 0); // do not call with zero'ing for huge blocks (see _mi_malloc_generic)
mi_assert_internal(page->block_size >= MI_PADDING_SIZE);
if (page->free_is_zero) {
block->next = 0;
mi_track_mem_defined(block, page->xblock_size - MI_PADDING_SIZE);
mi_track_mem_defined(block, page->block_size - MI_PADDING_SIZE);
}
else {
_mi_memzero_aligned(block, page->xblock_size - MI_PADDING_SIZE);
_mi_memzero_aligned(block, page->block_size - MI_PADDING_SIZE);
}
}