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Added MSVC stack allocation support.

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This commit is contained in:
Hauke Heibel 2010-04-17 16:08:17 +02:00
parent 0326a51f89
commit cc33a56140
1 changed files with 6 additions and 1 deletions
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7
Eigen/src/Core/util/Memory.h
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@ -425,10 +425,15 @@ inline static Integer ei_first_aligned(const Scalar* array, Integer size)
* \endcode
*/
#if (defined __linux__)
#define ei_aligned_stack_alloc(SIZE) (SIZE<=EIGEN_STACK_ALLOCATION_LIMIT) \
#define ei_aligned_stack_alloc(SIZE) (SIZE<=EI GEN_STACK_ALLOCATION_LIMIT) \
? alloca(SIZE) \
: ei_aligned_malloc(SIZE)
#define ei_aligned_stack_free(PTR,SIZE) if(SIZE>EIGEN_STACK_ALLOCATION_LIMIT) ei_aligned_free(PTR)
#elif defined(_MSC_VER)
#define ei_aligned_stack_alloc(SIZE) (SIZE<=EIGEN_STACK_ALLOCATION_LIMIT) \
? _alloca(SIZE) \
: ei_aligned_malloc(SIZE)
#define ei_aligned_stack_free(PTR,SIZE) if(SIZE>EIGEN_STACK_ALLOCATION_LIMIT) ei_aligned_free(PTR)
#else
#define ei_aligned_stack_alloc(SIZE) ei_aligned_malloc(SIZE)
#define ei_aligned_stack_free(PTR,SIZE) ei_aligned_free(PTR)