diff options
| author |  Benoit Jacob <jacob.benoit.1@gmail.com> | 2009-06-29 00:08:34 +0200 |
|---|---|---|
| committer | Benoit Jacob <jacob.benoit.1@gmail.com> | 2009-06-29 00:08:34 +0200 |
| commit | bf91003d37f18d5bcf66bafb7290560f11cdf6ba (patch) | |
| tree | 6702583715ee53d3654a0f68307333f3343414b6 /Eigen | |
| parent | 5eabf2b75da885d8e0134e0c02f9b5f5f7dfa8c0 (diff) | |
FreeBSD: determine precisely when malloc is 16-byte aligned
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/src/Core/util/Memory.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/Eigen/src/Core/util/Memory.h b/Eigen/src/Core/util/Memory.h index cc3aa4fac..f8581eebc 100644 --- a/Eigen/src/Core/util/Memory.h +++ b/Eigen/src/Core/util/Memory.h @@ -27,7 +27,17 @@ #ifndef EIGEN_MEMORY_H #define EIGEN_MEMORY_H -#if defined(__APPLE__) || defined(_WIN64) || defined (__FreeBSD__) +// FreeBSD 6 seems to have 16-byte aligned malloc +// See http://svn.freebsd.org/viewvc/base/stable/6/lib/libc/stdlib/malloc.c?view=markup +// FreeBSD 7 seems to have 16-byte aligned malloc except on ARM and MIPS architectures +// See http://svn.freebsd.org/viewvc/base/stable/7/lib/libc/stdlib/malloc.c?view=markup +#if defined(__FreeBSD__) && !defined(__arm__) && !defined(__mips__) +#define EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED 1 +#else +#define EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED 0 +#endif + +#if defined(__APPLE__) || defined(_WIN64) || EIGEN_FREEBSD_MALLOC_ALREADY_ALIGNED #define EIGEN_MALLOC_ALREADY_ALIGNED 1 #else #define EIGEN_MALLOC_ALREADY_ALIGNED 0 |