xref: /aosp_15_r20/external/llvm-libc/src/stdlib/freelist_malloc.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1 //===-- Implementation for freelist_malloc --------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "src/__support/freelist_heap.h"
10 #include "src/__support/macros/config.h"
11 #include "src/stdlib/aligned_alloc.h"
12 #include "src/stdlib/calloc.h"
13 #include "src/stdlib/free.h"
14 #include "src/stdlib/malloc.h"
15 #include "src/stdlib/realloc.h"
16 
17 #include <stddef.h>
18 
19 namespace LIBC_NAMESPACE_DECL {
20 
21 static LIBC_CONSTINIT FreeListHeap freelist_heap_symbols;
22 FreeListHeap *freelist_heap = &freelist_heap_symbols;
23 
24 LLVM_LIBC_FUNCTION(void *, malloc, (size_t size)) {
25   return freelist_heap->allocate(size);
26 }
27 
28 LLVM_LIBC_FUNCTION(void, free, (void *ptr)) { return freelist_heap->free(ptr); }
29 
30 LLVM_LIBC_FUNCTION(void *, calloc, (size_t num, size_t size)) {
31   return freelist_heap->calloc(num, size);
32 }
33 
34 LLVM_LIBC_FUNCTION(void *, realloc, (void *ptr, size_t size)) {
35   return freelist_heap->realloc(ptr, size);
36 }
37 
38 LLVM_LIBC_FUNCTION(void *, aligned_alloc, (size_t alignment, size_t size)) {
39   return freelist_heap->aligned_allocate(alignment, size);
40 }
41 
42 } // namespace LIBC_NAMESPACE_DECL
43