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Merge pull request #16125 from alalek:core_safe_xadd

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Alexander Alekhin 2019-12-11 14:15:46 +00:00
commit f2cce5fd8c
1 changed files with 5 additions and 1 deletions
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4
modules/core/include/opencv2/core/cvdef.h
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@ -525,7 +525,11 @@ Cv64suf;
# include <intrin.h>
# define CV_XADD(addr, delta) (int)_InterlockedExchangeAdd((long volatile*)addr, delta)
#else
#ifdef OPENCV_FORCE_UNSAFE_XADD
CV_INLINE CV_XADD(int* addr, int delta) { int tmp = *addr; *addr += delta; return tmp; }
#else
#error "OpenCV: can't define safe CV_XADD macro for current platform (unsupported). Define CV_XADD macro through custom port header (see OPENCV_INCLUDE_PORT_FILE)"
#endif
#endif