njn | 9a55ee8 | 2009-04-15 05:35:00 +0000 | [diff] [blame^] | 1 | // Replacement for malloc.h which factors out platform differences. |
| 2 | |
| 3 | #include <stdlib.h> |
| 4 | #if defined(VGO_darwin) |
| 5 | # include <malloc/malloc.h> |
| 6 | #else |
| 7 | # include <malloc.h> |
| 8 | #endif |
| 9 | |
| 10 | #include <assert.h> |
| 11 | |
| 12 | // Allocates a 16-aligned block. Asserts if the allocation fails. |
| 13 | __attribute__((unused)) |
| 14 | static void* memalign16(size_t szB) |
| 15 | { |
| 16 | void* x; |
| 17 | #if defined(VGO_darwin) |
| 18 | // Darwin lacks memalign, but its malloc is always 16-aligned anyway. |
| 19 | x = malloc(szB); |
| 20 | #else |
| 21 | x = memalign(16, szB); |
| 22 | #endif |
| 23 | assert(x); |
| 24 | assert(0 == ((16-1) & (unsigned long)x)); |
| 25 | return x; |
| 26 | } |
| 27 | |