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Change the implementation of Arena to use virtual memory, and remove the old gbArena code

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This commit is contained in:
gingerBill
2021-08-26 15:38:34 +01:00
parent 98dd59e412
commit aa8777ee47
9 changed files with 424 additions and 1053 deletions
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20
src/build_settings.cpp
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@@ -500,7 +500,6 @@ String odin_root_dir(void) {
String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
gbTempArenaMemory tmp;
wchar_t *text;
if (global_module_path_set) {
@@ -525,10 +524,7 @@ String internal_odin_root_dir(void) {
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
defer (gb_temp_arena_memory_end(tmp));
text = gb_alloc_array(string_buffer_allocator, wchar_t, len+1);
text = gb_alloc_array(permanent_allocator(), wchar_t, len+1);
GetModuleFileNameW(nullptr, text, cast(int)len);
path = string16_to_string(heap_allocator(), make_string16(text, len));
@@ -559,7 +555,6 @@ String path_to_fullpath(gbAllocator a, String s);
String internal_odin_root_dir(void) {
String path = global_module_path;
isize len, i;
gbTempArenaMemory tmp;
u8 *text;
if (global_module_path_set) {
@@ -583,10 +578,7 @@ String internal_odin_root_dir(void) {
mutex_lock(&string_buffer_mutex);
defer (mutex_unlock(&string_buffer_mutex));
tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
defer (gb_temp_arena_memory_end(tmp));
text = gb_alloc_array(string_buffer_allocator, u8, len + 1);
text = gb_alloc_array(permanent_allocator(), u8, len + 1);
gb_memmove(text, &path_buf[0], len);
path = path_to_fullpath(heap_allocator(), make_string(text, len));
@@ -663,7 +655,7 @@ String internal_odin_root_dir(void) {
tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
defer (gb_temp_arena_memory_end(tmp));
text = gb_alloc_array(string_buffer_allocator, u8, len + 1);
text = gb_alloc_array(permanent_allocator(), u8, len + 1);
gb_memmove(text, &path_buf[0], len);
@@ -691,13 +683,11 @@ String path_to_fullpath(gbAllocator a, String s) {
mutex_lock(&fullpath_mutex);
defer (mutex_unlock(&fullpath_mutex));
gbTempArenaMemory tmp = gb_temp_arena_memory_begin(&string_buffer_arena);
defer (gb_temp_arena_memory_end(tmp));
String16 string16 = string_to_string16(string_buffer_allocator, s);
String16 string16 = string_to_string16(temporary_allocator(), s);
DWORD len = GetFullPathNameW(&string16[0], 0, nullptr, nullptr);
if (len != 0) {
wchar_t *text = gb_alloc_array(string_buffer_allocator, wchar_t, len+1);
wchar_t *text = gb_alloc_array(permanent_allocator(), wchar_t, len+1);
GetFullPathNameW(&string16[0], len, text, nullptr);
text[len] = 0;
result = string16_to_string(a, make_string16(text, len));