Marat Dukhan | 04f03be | 2019-11-19 12:36:47 -0800 | [diff] [blame] | 1 | // Copyright 2019 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #include <assert.h> |
| 7 | #include <stddef.h> |
| 8 | #include <stdlib.h> |
| 9 | #ifdef __ANDROID__ |
| 10 | #include <malloc.h> |
| 11 | #endif |
| 12 | |
| 13 | #include <xnnpack/common.h> |
| 14 | #include <xnnpack/memory.h> |
| 15 | |
| 16 | |
| 17 | extern int posix_memalign(void **memptr, size_t alignment, size_t size); |
| 18 | |
| 19 | |
| 20 | void* xnn_allocate(void* context, size_t size) { |
| 21 | return malloc(size); |
| 22 | } |
| 23 | |
| 24 | void* xnn_reallocate(void* context, void* pointer, size_t size) { |
| 25 | return realloc(pointer, size); |
| 26 | } |
| 27 | |
| 28 | void xnn_deallocate(void* context, void* pointer) { |
| 29 | if XNN_LIKELY(pointer != NULL) { |
| 30 | free(pointer); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | void* xnn_aligned_allocate(void* context, size_t alignment, size_t size) { |
| 35 | #if XNN_ARCH_ASMJS || XNN_ARCH_WASM |
| 36 | assert(alignment <= 2 * sizeof(void*)); |
| 37 | return malloc(size); |
| 38 | #elif defined(__ANDROID__) |
| 39 | return memalign(alignment, size); |
| 40 | #else |
| 41 | void* memory_ptr = NULL; |
| 42 | if (posix_memalign(&memory_ptr, alignment, size) != 0) { |
| 43 | return NULL; |
| 44 | } |
| 45 | return memory_ptr; |
| 46 | #endif |
| 47 | } |
| 48 | |
| 49 | void xnn_aligned_deallocate(void* context, void* pointer) { |
| 50 | if XNN_LIKELY(pointer != NULL) { |
| 51 | free(pointer); |
| 52 | } |
| 53 | } |