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update whitespace and comments

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This commit is contained in:
daan 2020-09-03 15:04:40 -07:00
parent 7058e501cb
commit f6109765d8
3 changed files with 10 additions and 10 deletions
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2
include/mimalloc-types.h
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@ -122,7 +122,7 @@ terms of the MIT license. A copy of the license can be found in the file
#define MI_MEDIUM_OBJ_SIZE_MAX (MI_MEDIUM_PAGE_SIZE/4) // 128kb on 64-bit
#define MI_MEDIUM_OBJ_WSIZE_MAX (MI_MEDIUM_OBJ_SIZE_MAX/MI_INTPTR_SIZE) // 64kb on 64-bit
#define MI_LARGE_OBJ_SIZE_MAX (MI_SEGMENT_SIZE/2) // 32mb on 64-bit
#define MI_LARGE_OBJ_SIZE_MAX (MI_SEGMENT_SIZE/2) // 4mb on 64-bit
#define MI_LARGE_OBJ_WSIZE_MAX (MI_LARGE_OBJ_SIZE_MAX/MI_INTPTR_SIZE)
#define MI_HUGE_OBJ_SIZE_MAX (2*MI_INTPTR_SIZE*MI_SEGMENT_SIZE) // (must match MI_REGION_MAX_ALLOC_SIZE in memory.c)

8
src/arena.c
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@ -8,7 +8,7 @@ terms of the MIT license. A copy of the license can be found in the file
/* ----------------------------------------------------------------------------
"Arenas" are fixed area's of OS memory from which we can allocate
large blocks (>= MI_ARENA_BLOCK_SIZE, 32MiB).
large blocks (>= MI_ARENA_BLOCK_SIZE, 8MiB).
In contrast to the rest of mimalloc, the arenas are shared between
threads and need to be accessed using atomic operations.
@ -55,9 +55,9 @@ bool _mi_os_commit(void* p, size_t size, bool* is_zero, mi_stats_t* stats);
// size in count of arena blocks.
typedef uintptr_t mi_block_info_t;
#define MI_SEGMENT_ALIGN MI_SEGMENT_SIZE
#define MI_ARENA_BLOCK_SIZE MI_SEGMENT_ALIGN // 64MiB
#define MI_ARENA_MAX_OBJ_SIZE (MI_BITMAP_FIELD_BITS * MI_ARENA_BLOCK_SIZE) // 4GiB
#define MI_ARENA_MIN_OBJ_SIZE (MI_ARENA_BLOCK_SIZE/2) // 32MiB
#define MI_ARENA_BLOCK_SIZE MI_SEGMENT_ALIGN // 8MiB
#define MI_ARENA_MAX_OBJ_SIZE (MI_BITMAP_FIELD_BITS * MI_ARENA_BLOCK_SIZE) // 512MiB
#define MI_ARENA_MIN_OBJ_SIZE (MI_ARENA_BLOCK_SIZE/2) // 4MiB
#define MI_MAX_ARENAS (64) // not more than 256 (since we use 8 bits in the memid)
// A memory arena descriptor

10
src/region.c
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@ -88,12 +88,12 @@ typedef union mi_region_info_u {
typedef struct mem_region_s {
_Atomic(uintptr_t) info; // mi_region_info_t.value
_Atomic(void*) start; // start of the memory area
mi_bitmap_field_t in_use; // bit per in-use block
mi_bitmap_field_t dirty; // track if non-zero per block
mi_bitmap_field_t commit; // track if committed per block
mi_bitmap_field_t reset; // track if reset per block
mi_bitmap_field_t in_use; // bit per in-use block
mi_bitmap_field_t dirty; // track if non-zero per block
mi_bitmap_field_t commit; // track if committed per block
mi_bitmap_field_t reset; // track if reset per block
_Atomic(uintptr_t) arena_memid; // if allocated from a (huge page) arena
uintptr_t padding; // round to 8 fields
uintptr_t padding; // round to 8 fields
} mem_region_t;
// The region map