-/* Copyright (C) 2005-2019 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2024 Free Software Foundation, Inc.
Contributed by Richard Henderson <rth@redhat.com>.
This file is part of the GNU Offloading and Multi Processing Library
void *ret;
if (al < sizeof (void *))
al = sizeof (void *);
-#ifdef HAVE_ALIGNED_ALLOC
- ret = aligned_alloc (al, size);
-#elif defined(HAVE__ALIGNED_MALLOC)
- ret = _aligned_malloc (size, al);
+#ifdef HAVE_MEMALIGN
+ {
+ extern void *memalign (size_t, size_t);
+ ret = memalign (al, size);
+ }
#elif defined(HAVE_POSIX_MEMALIGN)
if (posix_memalign (&ret, al, size) != 0)
ret = NULL;
-#elif defined(HAVE_MEMALIGN)
+#elif defined(HAVE_ALIGNED_ALLOC)
{
- extern void *memalign (size_t, size_t);
- ret = memalign (al, size);
+ size_t sz = (size + al - 1) & ~(al - 1);
+ if (__builtin_expect (sz >= size, 1))
+ ret = aligned_alloc (al, sz);
+ else
+ ret = NULL;
}
+#elif defined(HAVE__ALIGNED_MALLOC)
+ ret = _aligned_malloc (size, al);
#else
ret = NULL;
if ((al & (al - 1)) == 0 && size)
{
#ifdef GOMP_HAVE_EFFICIENT_ALIGNED_ALLOC
free (ptr);
+#elif defined(HAVE__ALIGNED_MALLOC)
+ _aligned_free (ptr);
#else
if (ptr)
free (((void **) ptr)[-1]);