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starting to offload MD namespace for repo to gen_c11 .refactor script and gen_cpp17 to namespace macros

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ed
2025-02-01 17:47:14 -05:00
parent e30f65a86b
commit 94b8427b96
6 changed files with 329 additions and 152 deletions
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code/base/rarena.h
+13 -12
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@@ -1,13 +1,16 @@
#ifdef MD_INTELLISENSE_DIRECTIVES
#pragma once
#include "base_types.h"
#include "macros.h"
#endif
// Copyright (c) 2024 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
#ifndef BASE_ARENA_H
#define BASE_ARENA_H
////////////////////////////////
//~ rjf: Constants
#define ARENA_HEADER_SIZE 64
#define MD_ARENA_HEADER_SIZE 64
////////////////////////////////
//~ rjf: Types
@@ -41,10 +44,10 @@ struct Arena
U64 cmt;
U64 res;
};
StaticAssert(sizeof(Arena) <= ARENA_HEADER_SIZE, arena_header_size_check);
static_assert(sizeof(Arena) <= MD_ARENA_HEADER_SIZE, "sizeof(Arena) <= MD_ARENA_HEADER_SIZE");
typedef struct Temp Temp;
struct Temp
typedef struct TempArena TempArena;
struct TempArena
{
Arena *arena;
U64 pos;
@@ -56,7 +59,7 @@ struct Temp
//- rjf: arena creation/destruction
internal Arena *arena_alloc_(ArenaParams *params);
#define arena_alloc(...) arena_alloc_(&(ArenaParams){.reserve_size = MB(64), .commit_size = KB(64), __VA_ARGS__})
internal void arena_release(Arena *arena);
internal void rarena_release(Arena *arena);
//- rjf: arena push/pop/pos core functions
internal void *arena_push(Arena *arena, U64 size, U64 align);
@@ -68,13 +71,11 @@ internal void arena_clear(Arena *arena);
internal void arena_pop(Arena *arena, U64 amt);
//- rjf: temporary arena scopes
internal Temp temp_begin(Arena *arena);
internal void temp_end(Temp temp);
internal TempArena temp_arena_begin(Arena *arena);
internal void temp_arena_end(TempArena temp);
//- rjf: push helper macros
#define push_array_no_zero_aligned(a, T, c, align) (T *)arena_push((a), sizeof(T)*(c), (align))
#define push_array_aligned(a, T, c, align) (T *)MemoryZero(push_array_no_zero_aligned(a, T, c, align), sizeof(T)*(c))
#define push_array_no_zero(a, T, c) push_array_no_zero_aligned(a, T, c, Max(8, AlignOf(T)))
#define push_array(a, T, c) push_array_aligned(a, T, c, Max(8, AlignOf(T)))
#endif // BASE_ARENA_H