ed/metadesk
1
0
Fork 0
mirror of https://github.com/Ed94/metadesk.git synced 2026-08-05 15:18:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

implementation of arena constructed on reserve/commit/decommit/release

Browse Source
This commit is contained in:
Allen Webster
2021-07-20 21:23:14 -07:00
parent 81292bfb24
commit d937a99b51
2 changed files with 193 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files
source/md.h
+14 -16
View File
@@ -1,11 +1,6 @@
//~ Metadesk Library
// LICENSE AT END OF FILE (MIT).
// NOTE(allen): "Plugin" functionality
//
// MD_b32 MD_IMPL_FileIterIncrement(MD_FileIter*, MD_String8, MD_FileInfo*) - optional
// void* MD_IMPL_Alloc(MD_u64) - required
//
//~ Metadesk Library
#ifndef MD_H
#define MD_H
@@ -260,15 +255,14 @@ typedef double MD_f64;
//~ Abstract Arena
typedef union MD_IntPtr MD_IntPtr;
union MD_IntPtr
{
union MD_IntPtr{
MD_u64 u64;
void *ptr;
};
typedef enum MD_ArenaOperation
{
typedef enum MD_ArenaOperation{
MD_ArenaOperation_GetPos,
MD_ArenaOperation_GetCap,
MD_ArenaOperation_Push,
MD_ArenaOperation_PopTo,
MD_ArenaOperation_PushAlign,
@@ -278,16 +272,14 @@ typedef enum MD_ArenaOperation
typedef MD_IntPtr MD_ArenaFunc(struct MD_Arena *arena, MD_ArenaOperation op, MD_u64 v);
typedef struct MD_Arena MD_Arena;
struct MD_Arena
{
struct MD_Arena{
MD_ArenaFunc *func;
};
//~ Arena Helpers
typedef struct MD_ArenaTemp MD_ArenaTemp;
struct MD_ArenaTemp
{
struct MD_ArenaTemp{
MD_Arena *arena;
MD_u64 pos;
};
@@ -692,8 +684,8 @@ struct MD_FileIter
//~ Memory Operations
MD_FUNCTION void MD_MemoryZero(void *memory, MD_u64 size);
MD_FUNCTION void MD_MemoryCopy(void *dst, void *src, MD_u64 size);
MD_FUNCTION void* MD_MemoryZero(void *memory, MD_u64 size);
MD_FUNCTION void* MD_MemoryCopy(void *dst, void *src, MD_u64 size);
MD_FUNCTION void* MD_AllocZero(MD_u64 size);
#define MD_PushArray(T,c) (T*)MD_AllocZero(sizeof(T)*(c))
@@ -710,8 +702,14 @@ MD_FUNCTION MD_ArenaTemp MD_ArenaBeginTemp(MD_Arena *arena);
MD_FUNCTION void MD_ArenaEndTemp(MD_ArenaTemp temp);
MD_FUNCTION void MD_ArenaSetAlign(MD_Arena *arena, MD_u64 v);
MD_FUNCTION void MD_ArenaPushAlign(MD_Arena *arena, MD_u64 v);
MD_FUNCTION void MD_ArenaClear(MD_Arena *arena);
#define MD_PushArrayAr(a,T,c) (T*)(MD_ArenaPush((a), sizeof(T)*(c)))
#define MD_PushArrayZeroAr(a,T,c) (T*)(MD_MemoryZero(MD_ArenaPush((a), sizeof(T)*(c)),\
sizeof(T)*(c)))
MD_FUNCTION MD_Arena* MD_ArenaNew(MD_u64 cap);
MD_FUNCTION void MD_ArenaRelease(MD_Arena *arena);
//~ Characters