diff options
author | Ian Romanick <[email protected]> | 2006-08-16 17:06:08 +0000 |
---|---|---|
committer | Ian Romanick <[email protected]> | 2006-08-16 17:06:08 +0000 |
commit | a7d02567451f69445ef31181a41b16e86487093d (patch) | |
tree | 6e42bb8e124f17e6f5e8b0b5dcc76b0832d6e997 /src/mesa/main | |
parent | ab6cf9dd622c4659aa5f47cb1b5f86b8e38d5a85 (diff) |
When available, which is most of the time, use posix_memalign to implement
_mesa_align_malloc and friends.
Diffstat (limited to 'src/mesa/main')
-rw-r--r-- | src/mesa/main/imports.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c index b506f856a69..08f44a8f88a 100644 --- a/src/mesa/main/imports.c +++ b/src/mesa/main/imports.c @@ -131,6 +131,12 @@ _mesa_free(void *ptr) void * _mesa_align_malloc(size_t bytes, unsigned long alignment) { +#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) + void *mem; + + (void) posix_memalign(& mem, alignment, bytes); + return mem; +#else uintptr_t ptr, buf; ASSERT( alignment > 0 ); @@ -151,6 +157,7 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment) #endif return (void *) buf; +#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */ } /** @@ -160,6 +167,16 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment) void * _mesa_align_calloc(size_t bytes, unsigned long alignment) { +#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) + void *mem; + + mem = _mesa_align_malloc(bytes, alignment); + if (mem != NULL) { + (void) memset(mem, 0, bytes); + } + + return mem; +#else uintptr_t ptr, buf; ASSERT( alignment > 0 ); @@ -180,6 +197,7 @@ _mesa_align_calloc(size_t bytes, unsigned long alignment) #endif return (void *)buf; +#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */ } /** @@ -192,13 +210,13 @@ _mesa_align_calloc(size_t bytes, unsigned long alignment) void _mesa_align_free(void *ptr) { -#if 0 - _mesa_free( (void *)(*(unsigned long *)((unsigned long)ptr - sizeof(void *))) ); +#if defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) + free(ptr); #else void **cubbyHole = (void **) ((char *) ptr - sizeof(void *)); void *realAddr = *cubbyHole; _mesa_free(realAddr); -#endif +#endif /* defined(HAVE_POSIX_MEMALIGN) && !(defined(XFree86LOADER) && defined(IN_MODULE)) */ } /** |