Formatting issue

This commit is contained in:
Nils O. Selåsdal
2026-06-22 20:48:27 +02:00
parent 332307c111
commit 207d141ddf
3 changed files with 64 additions and 9 deletions
+56 -1
View File
@@ -196,6 +196,8 @@ static void arena_test_allocator_interface(void)
printf("test_4: allocated %u bytes page-aligned at %p\n", page_size, ptr); printf("test_4: allocated %u bytes page-aligned at %p\n", page_size, ptr);
allocator_free_all(&allocator); allocator_free_all(&allocator);
arena_free(&arena);
} }
static void arena_test_decommit(void) static void arena_test_decommit(void)
@@ -251,7 +253,7 @@ void miniarena_test1(void)
Assert(arena.first_free == 0); Assert(arena.first_free == 0);
U32 *val = marena_push_type(&arena, U32); U32 *val = marena_push_type(&arena, U32);
*val = 0xa0b0c0d0; *val = 0xa0b0c0d0;
printf("marena val %u\n", *val); printf("marena val 0x%x\n", *val);
printf("miniarena_test1,size %u bytes first_free %u\n", arena.size, arena.first_free); printf("miniarena_test1,size %u bytes first_free %u\n", arena.size, arena.first_free);
Assert(arena.first_free == sizeof(U32)); Assert(arena.first_free == sizeof(U32));
@@ -308,8 +310,57 @@ void apool_test(void)
printf("Pooltest %u\n",p->n); printf("Pooltest %u\n",p->n);
} }
allocator_free_all(&allocator); allocator_free_all(&allocator);
arena_free(&arena);
} }
void apool_test_miniarena(void)
{
TRACEF("\n");
MArena arena;
U8 data[4096];
marena_init(&arena, data, sizeof data);
Allocator allocator = marena_allocator(&arena);
APool *pool = apool_create_ex(&allocator, 16, sizeof(PoolTest), alignof(PoolTest));
PoolTest *list = NULL;
for (U32 i = 0; i < U32_Max; i++) {
PoolTest *pt = apool_alloc(pool);
if (pt == NULL){
break;
}
pt->n = i;
pt->next = list;
list = pt;
}
for (PoolTest *p = list; p; p = p->next){
printf("Pooltest %u\n",p->n);
}
PoolTest *next;
U32 count = 0;
for (PoolTest *p = list; count < 7 && p; p = next){
count++;
next = p->next;
printf("Pooltest freeing %u\n",p->n);
apool_free(pool, p);
}
list = NULL;
for (U32 i = 0; i < U32_Max; i++) {
PoolTest *pt = apool_alloc(pool);
if (pt == NULL){
break;
}
pt->n = i;
pt->next = list;
list = pt;
}
for (PoolTest *p = list; p; p = p->next){
printf("Pooltest %u\n",p->n);
}
allocator_free_all(&allocator);
}
void apool_test_autogrow(void) void apool_test_autogrow(void)
{ {
TRACEF("\n"); TRACEF("\n");
@@ -356,6 +407,8 @@ void apool_test_autogrow(void)
} }
allocator_free_all(&allocator); allocator_free_all(&allocator);
arena_free(&arena);
} }
int main(int argc, char *argv[]) int main(int argc, char *argv[])
@@ -369,5 +422,7 @@ int main(int argc, char *argv[])
miniarena_test1(); miniarena_test1();
apool_test(); apool_test();
apool_test_autogrow(); apool_test_autogrow();
apool_test_miniarena();
} }
+3 -3
View File
@@ -34,9 +34,9 @@ static void *platform_allocator_func(Allocator *allocator, AllocOperation operat
free(memory); free(memory);
return NULL; return NULL;
case Alloc_Op_Free_All: case Alloc_Op_Free_All:
free(memory);; NotImplemented;
return NULL; return NULL;
} }
Assert(false); Assert(false);
+5 -5
View File
@@ -3,17 +3,17 @@
typedef union APoolElement APoolElement; typedef union APoolElement APoolElement;
union APoolElement { union APoolElement {
APoolElement *next; // offset from start to next free block (when not allocated) APoolElement *next; // offset from start to next free block (when not allocated)
}; };
typedef struct APool APool; typedef struct APool APool;
struct APool { struct APool {
APoolElement *free_list; // free list APoolElement *free_list; // free list
U8 *start; // start of user buffer U8 *start; // start of user buffer
Allocator *allocator; Allocator *allocator;
U32 element_size; // aligned size of each block U32 element_size; // aligned size of each block
U32 n_elements; // total number of blocks U32 n_elements; // total number of blocks
U32 align; // alignment U32 align; // alignment
}; };
enum { enum {
APOOL_AUTOGROW = 0 APOOL_AUTOGROW = 0