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This commit is contained in:
Edward R. Gonzalez
2025-02-05 18:13:22 -05:00
parent 648e15daa6
commit 9faca77c74
8 changed files with 349 additions and 248 deletions
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code/base/memory_substrate.h
+13 -13
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@@ -35,7 +35,7 @@ enum AllocatorMode
AllocatorMode_Alloc,
AllocatorMode_Free,
AllocatorMode_FreeAll,
AllocatorMode_Reisze,
AllocatorMode_Resize,
AllocatorMode_QueryType,
AllocatorMode_QuerySupport,
};
@@ -45,7 +45,7 @@ enum
AllocatorQuery_Alloc = (1 << 0),
AllocatorQuery_Free = (1 << 1),
AllocatorQuery_FreeAll = (1 << 2),
AllocatorQuery_Reisze = (1 << 3),
AllocatorQuery_Resize = (1 << 3),
};
typedef void*(AllocatorProc)( void* allocator_data, AllocatorMode type, SSIZE size, SSIZE alignment, void* old_memory, SSIZE old_size, U64 flags );
@@ -125,17 +125,17 @@ MD_API void heap_stats_check( void );
MD_API void* heap_allocator_proc( void* allocator_data, AllocatorMode mode, SSIZE size, SSIZE alignment, void* old_memory, SSIZE old_size, U64 flags );
#ifndef heap
//! The heap allocator backed by operating system's memory manager.
// The heap allocator backed by the platform vendor's malloc & free.
#define heap() (AllocatorInfo){ heap_allocator_proc, nullptr }
#endif
#ifndef md_malloc
//! Helper to allocate memory using heap allocator.
// Helper to allocate memory using heap allocator.
#define md_malloc( sz ) alloc( heap(), sz )
#endif
#ifndef md_free
//! Helper to free memory allocated by heap allocator.
// Helper to free memory allocated by heap allocator.
#define md_free( ptr ) alloc_free( heap(), ptr )
#endif
@@ -186,11 +186,11 @@ AllocatorInfo vm_allocator(VArena* vm) {
return info;
}
VArena* varena__alloc(VArenaParams params PARAM_DEFAULT);
MD_API VArena* varena__alloc(VArenaParams params PARAM_DEFAULT);
#define varena_alloc(...) varena__alloc( (VArenaParams){__VA_ARGS__} )
void varena_commit (VArena vm, SSIZE commit_size);
VArenaParams varena_release (VArena vm);
MD_API void varena_commit (VArena vm, SSIZE commit_size);
MD_API VArenaParams varena_release (VArena vm);
MD_API void* varena_allocator_proc(void* allocator_data, AllocatorMode mode, SSIZE size, SSIZE alignment, void* old_memory, SSIZE old_size, U64 flags);
@@ -227,7 +227,7 @@ AllocatorQueryFlags allocator_query_support(AllocatorInfo a) {
inline
void* alloc_align( AllocatorInfo a, SSIZE size, SSIZE alignment ) {
return a.proc( a.data, AllocatorMode_ALLOC, size, alignment, nullptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
return a.proc( a.data, AllocatorMode_Alloc, size, alignment, nullptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
}
inline
@@ -236,14 +236,14 @@ void* alloc( AllocatorInfo a, SSIZE size ) {
}
inline
void allocator_free( AllocatorInfo a, void* ptr ) {
void alloc_free( AllocatorInfo a, void* ptr ) {
if ( ptr != nullptr )
a.proc( a.data, AllocatorMode_FREE, 0, 0, ptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
a.proc( a.data, AllocatorMode_Free, 0, 0, ptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
}
inline
void free_all( AllocatorInfo a ) {
a.proc( a.data, AllocatorMode_FREE_ALL, 0, 0, nullptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
a.proc( a.data, AllocatorMode_FreeAll, 0, 0, nullptr, 0, MD_DEFAULT_ALLOCATOR_FLAGS );
}
inline
@@ -253,7 +253,7 @@ void* resize( AllocatorInfo a, void* ptr, SSIZE old_size, SSIZE new_size ) {
inline
void* resize_align( AllocatorInfo a, void* ptr, SSIZE old_size, SSIZE new_size, SSIZE alignment ) {
return a.proc( a.data, AllocatorMode_RESIZE, new_size, alignment, ptr, old_size, MD_DEFAULT_ALLOCATOR_FLAGS );
return a.proc( a.data, AllocatorMode_Resize, new_size, alignment, ptr, old_size, MD_DEFAULT_ALLOCATOR_FLAGS );
}
inline