diff options
Diffstat (limited to 'include/mimalloc-types.h')
| -rw-r--r-- | include/mimalloc-types.h | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/include/mimalloc-types.h b/include/mimalloc-types.h index c2df634..eea76a2 100644 --- a/include/mimalloc-types.h +++ b/include/mimalloc-types.h @@ -131,17 +131,13 @@ typedef enum mi_delayed_e { // The `in_full` and `has_aligned` page flags are put in a union to efficiently -// test if both are false (`value == 0`) in the `mi_free` routine. -typedef struct mi_page_flags_s { - #pragma warning(suppress:4201) - union { - uint8_t full_aligned; - struct { - uint8_t in_full : 1; - uint8_t has_aligned : 1; - }; - }; - bool is_zero; // `true` if the blocks in the free list are zero initialized +// test if both are false (`full_aligned == 0`) in the `mi_free` routine. +typedef union mi_page_flags_s { + uint8_t full_aligned; + struct { + uint8_t in_full : 1; + uint8_t has_aligned : 1; + } x; } mi_page_flags_t; // Thread free list. @@ -177,7 +173,8 @@ typedef struct mi_page_s { // layout like this to optimize access in `mi_malloc` and `mi_free` uint16_t capacity; // number of blocks committed, must be the first field, see `segment.c:page_clear` uint16_t reserved; // number of blocks reserved in memory - mi_page_flags_t flags; // `in_full` and `has_aligned` flags (16 bits) + mi_page_flags_t flags; // `in_full` and `has_aligned` flags (8 bits) + bool is_zero; // `true` if the blocks in the free list are zero initialized mi_block_t* free; // list of available free blocks (`malloc` allocates from this list) #if MI_SECURE |