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Add a build system

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amir
2026-04-29 22:28:21 +01:00
parent 5cb47a17a2
commit fb83c3114f
22 changed files with 761 additions and 93 deletions
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9
arena.c
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@@ -83,8 +83,7 @@ u64 arena_pos_from_ptr(mem_arena *arena, void *ptr) {
void *arena_ptr_from_pos(mem_arena *arena, u64 global_pos) {
ASSERT(arena);
ASSERT(global_pos >= 0);
if (!arena || global_pos < 0) {
if (!arena) {
return NULL;
}
@@ -488,7 +487,6 @@ void *arena_free(mem_arena **arena_ptr, u8 **ptr, u64 size) { // mk free
Find owning block
------------------------------------------------------------ */
mem_arena *selected = arena;
mem_arena *owner = arena_block_from_ptr(arena, *ptr);
ASSERT(owner);
if (!owner) {
@@ -500,7 +498,7 @@ void *arena_free(mem_arena **arena_ptr, u8 **ptr, u64 size) { // mk free
------------------------------------------------------------ */
u64 global_offset = arena_pos_from_ptr(arena, *ptr);
if (global_offset == -1) {
if (global_offset == UINT64_MAX) {
return NULL;
}
@@ -607,9 +605,6 @@ void *arena_swapback_pop(mem_arena **arena_ptr, u64 index) { // mk swapback
fprintf(stderr, "ERROR: Swapback pop failed, index out of range");
return NULL;
}
u8 *owner_base = (u8 *)owner + ALIGN_UP_POW2(sizeof(mem_arena), owner->align);
u8 *arena_base = (u8 *)arena + ALIGN_UP_POW2(sizeof(mem_arena), arena->align);
u8 *dst = arena_ptr_from_index(arena, index);
u8 *src = arena_ptr_from_index(arena, count);