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Make EIGEN_ALIGN16 always align to fix crashes with EIGEN_DONT_ALIGN_STATICALLY. New macro EIGEN_USER_ALIGN16 had the old behavior i.e. honors user preference.

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This commit is contained in:
Benoit Jacob
2011-03-04 09:57:49 -05:00
parent e9868f438b
commit 56818d907e
2 changed files with 11 additions and 5 deletions
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12
Eigen/src/Core/util/Macros.h
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@@ -261,9 +261,7 @@
* If we made alignment depend on whether or not EIGEN_VECTORIZE is defined, it would be impossible to link
* vectorized and non-vectorized code.
*/
#if !EIGEN_ALIGN_STATICALLY
#define EIGEN_ALIGN_TO_BOUNDARY(n)
#elif (defined __GNUC__) || (defined __PGI) || (defined __IBMCPP__)
#if (defined __GNUC__) || (defined __PGI) || (defined __IBMCPP__)
#define EIGEN_ALIGN_TO_BOUNDARY(n) __attribute__((aligned(n)))
#elif (defined _MSC_VER)
#define EIGEN_ALIGN_TO_BOUNDARY(n) __declspec(align(n))
@@ -276,6 +274,14 @@
#define EIGEN_ALIGN16 EIGEN_ALIGN_TO_BOUNDARY(16)
#if EIGEN_ALIGN_STATICALLY
#define EIGEN_USER_ALIGN_TO_BOUNDARY(n) EIGEN_ALIGN_TO_BOUNDARY(n)
#define EIGEN_USER_ALIGN16 EIGEN_ALIGN16
#else
#define EIGEN_USER_ALIGN_TO_BOUNDARY(n)
#define EIGEN_USER_ALIGN16
#endif
#ifdef EIGEN_DONT_USE_RESTRICT_KEYWORD
#define EIGEN_RESTRICT
#endif