ed/Odin
1
0
Fork 0
mirror of https://github.com/Ed94/Odin.git synced 2026-06-19 12:22:23 -07:00
Code Issues Packages Projects Releases Wiki Activity

Rename virtual.Arena to virtual.Growing_Arena

Browse Source
This commit is contained in:
gingerBill
2021-09-29 16:50:36 +01:00
parent b2a36f204e
commit 08ac2fd1b6
1 changed files with 12 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core/mem/virtual/arena.odin
+12 -11
View File
@@ -3,7 +3,7 @@ package mem_virtual
import "core:mem"
import sync "core:sync/sync2"
Arena :: struct {
Growing_Arena :: struct {
curr_block: ^Memory_Block,
total_used: int,
total_allocated: int,
@@ -17,8 +17,8 @@ Arena :: struct {
DEFAULT_MINIMUM_BLOCK_SIZE :: 8*1024*1024
DEFAULT_PAGE_SIZE := 4096
arena_alloc :: proc(arena: ^Arena, min_size: int, alignment: int) -> (data: []byte, err: mem.Allocator_Error) {
align_forward_offset :: proc(arena: ^Arena, alignment: int) -> int #no_bounds_check {
growing_arena_alloc :: proc(arena: ^Growing_Arena, min_size: int, alignment: int) -> (data: []byte, err: mem.Allocator_Error) {
align_forward_offset :: proc(arena: ^Growing_Arena, alignment: int) -> int #no_bounds_check {
alignment_offset := 0
ptr := uintptr(arena.curr_block.base[arena.curr_block.used:])
mask := uintptr(alignment-1)
@@ -69,7 +69,8 @@ arena_alloc :: proc(arena: ^Arena, min_size: int, alignment: int) -> (data: []by
return ptr[:min_size], nil
}
arena_free_all :: proc(arena: ^Arena) {
growing_arena_free_all :: proc(arena: ^Growing_Arena) {
mutex := &arena.mutex
if !arena.ignore_mutex {
sync.mutex_lock(mutex)
}
@@ -84,27 +85,27 @@ arena_free_all :: proc(arena: ^Arena) {
}
}
arena_allocator :: proc(arena: ^Arena) -> mem.Allocator {
return mem.Allocator{arena_allocator_proc, arena}
growing_arena_allocator :: proc(arena: ^Growing_Arena) -> mem.Allocator {
return mem.Allocator{growing_arena_allocator_proc, arena}
}
arena_allocator_proc :: proc(allocator_data: rawptr, mode: mem.Allocator_Mode,
growing_arena_allocator_proc :: proc(allocator_data: rawptr, mode: mem.Allocator_Mode,
size, alignment: int,
old_memory: rawptr, old_size: int,
location := #caller_location) -> (data: []byte, err: mem.Allocator_Error) {
arena := (^Arena)(allocator_data)
arena := (^Growing_Arena)(allocator_data)
switch mode {
case .Alloc:
return arena_alloc(arena, size, alignment)
return growing_arena_alloc(arena, size, alignment)
case .Free:
err = .Mode_Not_Implemented
return
case .Free_All:
arena_free_all(arena)
growing_arena_free_all(arena)
return
case .Resize:
return mem.default_resize_bytes_align(mem.byte_slice(old_memory, old_size), size, alignment, arena_allocator(arena))
return mem.default_resize_bytes_align(mem.byte_slice(old_memory, old_size), size, alignment, growing_arena_allocator(arena), location)
case .Query_Features, .Query_Info:
err = .Mode_Not_Implemented