Shorter names

This commit is contained in:
Nils O. Selåsdal
2026-06-10 20:23:14 +02:00
parent fe3d316b67
commit 0fbe5e8255
3 changed files with 17 additions and 15 deletions
+5 -5
View File
@@ -38,7 +38,7 @@ void arena_init(Arena *arena, const ArenaOptions *opts)
MemoryBlock *block = memoryblock_allocate(aligned_size, aligned_commit_size, page_size); MemoryBlock *block = memoryblock_allocate(aligned_size, aligned_commit_size, page_size);
arena->flags = opts->flags; arena->flags = opts->flags;
arena->checkpoint_level = 0; arena->temp_level = 0;
arena->current = block; arena->current = block;
arena->block_size = aligned_size; arena->block_size = aligned_size;
arena->commit_size = aligned_commit_size; arena->commit_size = aligned_commit_size;
@@ -48,7 +48,7 @@ void arena_init(Arena *arena, const ArenaOptions *opts)
void arena_free(Arena *arena) void arena_free(Arena *arena)
{ {
MemoryBlock *block = arena->current; MemoryBlock *block = arena->current;
Assert(arena->checkpoint_level == 0); Assert(arena->temp_level == 0);
while (block != NULL) { while (block != NULL) {
MemoryBlock *prev = block->prev; MemoryBlock *prev = block->prev;
memory_free(block->base, block->size); memory_free(block->base, block->size);
@@ -137,7 +137,7 @@ ATemp arena_temp_begin(Arena *arena)
ATemp checkpoint = {}; ATemp checkpoint = {};
checkpoint.arena = arena; checkpoint.arena = arena;
checkpoint.total_offset = arena_used(arena); checkpoint.total_offset = arena_used(arena);
arena->checkpoint_level++; arena->temp_level++;
return checkpoint; return checkpoint;
} }
@@ -145,9 +145,9 @@ ATemp arena_temp_begin(Arena *arena)
void arena_temp_end(ATemp *checkpoint) void arena_temp_end(ATemp *checkpoint)
{ {
Arena *arena = checkpoint->arena; Arena *arena = checkpoint->arena;
Assert(arena->checkpoint_level > 0); Assert(arena->temp_level > 0);
arena_reset_to(arena, checkpoint->total_offset); arena_reset_to(arena, checkpoint->total_offset);
arena->checkpoint_level--; arena->temp_level--;
} }
void arena_reset(Arena *arena) void arena_reset(Arena *arena)
+1 -1
View File
@@ -27,7 +27,7 @@ struct Arena {
U32 commit_size; // requested commit size U32 commit_size; // requested commit size
U32 page_size; // cached page size U32 page_size; // cached page size
ArenaFlags flags; ArenaFlags flags;
S32 checkpoint_level; S32 temp_level;
}; };
typedef struct ATemp ATemp; typedef struct ATemp ATemp;
+11 -9
View File
@@ -6,9 +6,9 @@
typedef struct MArena MArena; typedef struct MArena MArena;
struct MArena { struct MArena {
U8 *base; // start of buffer U8 *base; // start of buffer
U32 first_free; // next alloc point U32 first_free;
U32 size; U32 size;
S32 checkpoint_level; // level of marena_temp_begin nesting S32 temp_level; // level of marena_temp_begin nesting
}; };
typedef struct MTemp MTemp; typedef struct MTemp MTemp;
@@ -18,7 +18,7 @@ struct MTemp {
}; };
#define MARENA_STATIC_INITIALIZER(data) MARENA_INITIALIZER((data), sizeof(data)) #define MARENA_STATIC_INITIALIZER(data) MARENA_INITIALIZER((data), sizeof(data))
#define MARENA_INITIALIZER(data, size_) {.base = (data), .first_free = 0, .size = (U32)size_, .checkpoint_level = 0} #define MARENA_INITIALIZER(data, size_) {.base = (data), .first_free = 0, .size = (U32)size_, .temp_level = 0}
#define MARENA_DEFINE(var_name, size, alignment_) \ #define MARENA_DEFINE(var_name, size, alignment_) \
struct { \ struct { \
_Alignas(alignment_) U8 memory[size];\ _Alignas(alignment_) U8 memory[size];\
@@ -41,7 +41,7 @@ static INLINE MTemp marena_temp_begin(MArena *arena)
checkpoint.arena = arena; checkpoint.arena = arena;
checkpoint.offset = arena->first_free; checkpoint.offset = arena->first_free;
arena->checkpoint_level++; arena->temp_level++;
return checkpoint; return checkpoint;
} }
@@ -49,13 +49,15 @@ static INLINE MTemp marena_temp_begin(MArena *arena)
static INLINE void marena_temp_end(MTemp *state) static INLINE void marena_temp_end(MTemp *state)
{ {
MArena *arena = state->arena; MArena *arena = state->arena;
Assert(arena->checkpoint_level > 0); Assert(arena->temp_level > 0);
arena->first_free = state->offset; arena->first_free = state->offset;
arena->checkpoint_level--; arena->temp_level--;
} }
#define marena_push_type(allocator, type_) marenaalloc_aligned((allocator), sizeof(type_), _Alignof(type_)) #define marena_push_type(allocator, type_)\
#define marena_push_array(allocator, type_, nr_elements_) marenaalloc_aligned((allocator), (nr_elements_) * (U32)sizeof(type_), _Alignof(type_)) marenaalloc_aligned((allocator), sizeof(type_), _Alignof(type_))
#define marena_push_array(allocator, type_, nr_elements_)\
marenaalloc_aligned((allocator), (nr_elements_) * (U32)sizeof(type_), _Alignof(type_))
static INLINE void *marena_push(MArena *arena, U32 size) static INLINE void *marena_push(MArena *arena, U32 size)
@@ -74,7 +76,7 @@ static INLINE void *maren_push_aligned(MArena *arena, U32 size, U32 align)
Assert(IsPow2(align)); Assert(IsPow2(align));
U32 aligned = AlignUp(arena->first_free, align); U32 aligned = AlignUp(arena->first_free, align);
if (aligned < arena->first_free) { // align wrapped if (aligned < arena->first_free) { // aligned wrapped around
return NULL; return NULL;
} }