kiper220/mimalloc
1
0
Fork 0
mirror of https://github.com/microsoft/mimalloc.git synced 2025-07-06 11:34:38 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge branch 'dev' into dev-slice

Browse source
This commit is contained in:
Daan 2024-05-13 09:02:51 -07:00
commit f94f101d22
5 changed files with 31 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

10
include/mimalloc/prim.h
View file

@ -14,17 +14,17 @@ terms of the MIT license. A copy of the license can be found in the file
// Each OS/host needs to implement these primitives, see `src/prim`
// for implementations on Window, macOS, WASI, and Linux/Unix.
//
// note: on all primitive functions, we always have result parameters != NUL, and:
// note: on all primitive functions, we always have result parameters != NULL, and:
// addr != NULL and page aligned
// size > 0 and page aligned
// return value is an error code an int where 0 is success.
// the return value is an error code as an `int` where 0 is success
// --------------------------------------------------------------------------
// OS memory configuration
typedef struct mi_os_mem_config_s {
size_t page_size; // 4KiB
size_t large_page_size; // 2MiB
size_t alloc_granularity; // smallest allocation size (on Windows 64KiB)
size_t page_size; // default to 4KiB
size_t large_page_size; // 0 if not supported, usually 2MiB (4MiB on Windows)
size_t alloc_granularity; // smallest allocation size (usually 4KiB, on Windows 64KiB)
bool has_overcommit; // can we reserve more memory than can be actually committed?
bool must_free_whole; // must allocated blocks be freed as a whole (false for mmap, true for VirtualAlloc)
bool has_virtual_reserve; // supports virtual address space reservation? (if true we can reserve virtual address space without using commit or physical memory)