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merge dev-win

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daan 2019-08-20 17:31:46 -07:00
commit cd52d0a6d9
19 changed files with 412 additions and 206 deletions
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20
include/mimalloc-types.h
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@ -84,18 +84,19 @@ terms of the MIT license. A copy of the license can be found in the file
// Derived constants
#define MI_SEGMENT_SIZE ((size_t)1<<MI_SEGMENT_SHIFT)
#define MI_SEGMENT_MASK (MI_SEGMENT_SIZE - 1)
#define MI_SEGMENT_SLICE_SIZE ((size_t)1 << MI_SEGMENT_SLICE_SHIFT)
#define MI_SEGMENT_SLICE_SIZE ((size_t)1 << MI_SEGMENT_SLICE_SHIFT)
#define MI_SLICES_PER_SEGMENT (MI_SEGMENT_SIZE / MI_SEGMENT_SLICE_SIZE) // 1024
#define MI_SMALL_PAGE_SIZE (1<<MI_SMALL_PAGE_SHIFT)
#define MI_MEDIUM_PAGE_SIZE (1<<MI_MEDIUM_PAGE_SHIFT)
#define MI_MEDIUM_SIZE_MAX (MI_MEDIUM_PAGE_SIZE/4) // 128kb on 64-bit
#define MI_MEDIUM_WSIZE_MAX (MI_MEDIUM_SIZE_MAX/MI_INTPTR_SIZE) // 64kb on 64-bit
#define MI_SMALL_OBJ_SIZE_MAX (MI_SMALL_PAGE_SIZE/4) // 16kb on 64-bit
#define MI_LARGE_SIZE_MAX (MI_SEGMENT_SIZE/4) // 16mb on 64-bit
#define MI_LARGE_WSIZE_MAX (MI_LARGE_SIZE_MAX/MI_INTPTR_SIZE)
#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/4) // 16mb on 64-bit
#define MI_LARGE_OBJ_WSIZE_MAX (MI_LARGE_OBJ_SIZE_MAX/MI_INTPTR_SIZE)
// Minimal alignment necessary. On most platforms 16 bytes are needed
// due to SSE registers for example. This must be at least `MI_INTPTR_SIZE`
@ -104,7 +105,8 @@ terms of the MIT license. A copy of the license can be found in the file
// Maximum number of size classes. (spaced exponentially in 12.5% increments)
#define MI_BIN_HUGE (73U)
#if (MI_MEDIUM_WSIZE_MAX >= 655360)
#if (MI_MEDIUM_OBJ_WSIZE_MAX >= 655360)
#error "define more bins"
#endif
@ -170,7 +172,7 @@ typedef struct mi_page_s {
#endif
mi_page_flags_t flags;
size_t used; // number of blocks in use (including blocks in `local_free` and `thread_free`)
mi_block_t* local_free; // list of deferred free blocks by this thread (migrates to `free`)
volatile uintptr_t thread_freed; // at least this number of blocks are in `thread_free`
volatile mi_thread_free_t thread_free; // list of deferred free blocks freed by other threads
@ -213,7 +215,7 @@ typedef struct mi_segment_s {
struct mi_segment_s* prev;
struct mi_segment_s* abandoned_next; // abandoned segment stack: `used == abandoned`
size_t abandoned; // abandoned pages (i.e. the original owning thread stopped) (`abandoned <= used`)
size_t used; // count of pages in use
size_t used; // count of pages in use
size_t segment_size;// for huge pages this may be different from `MI_SEGMENT_SIZE`
size_t segment_info_size; // space we are using from the first page for segment meta-data and possible guard pages.
uintptr_t cookie; // verify addresses in debug mode: `mi_ptr_cookie(segment) == segment->cookie`
@ -221,7 +223,7 @@ typedef struct mi_segment_s {
bool all_committed;
// layout like this to optimize access in `mi_free`
mi_segment_kind_t kind;
mi_segment_kind_t kind;
uintptr_t thread_id;
size_t slice_count; // slices in this segment (at most MI_SLICES_PER_SEGMENT)
mi_slice_t slices[MI_SLICES_PER_SEGMENT];