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pull/13383/head
Anatoly Baksheev 14 years ago
parent 35d5a671a2
commit 74f1162a41
1 changed files with 62 additions and 62 deletions
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  1. 124
      modules/gpu/src/opencv2/gpu/device/datamov_utils.hpp

124
modules/gpu/src/opencv2/gpu/device/datamov_utils.hpp
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@ -38,68 +38,68 @@
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/
//M*/
#ifndef __OPENCV_GPU_DATAMOV_UTILS_HPP__
#define __OPENCV_GPU_DATAMOV_UTILS_HPP__
#ifndef __OPENCV_GPU_DATAMOV_UTILS_HPP__
#define __OPENCV_GPU_DATAMOV_UTILS_HPP__
#include "internal_shared.hpp"
#include "internal_shared.hpp"
namespace cv { namespace gpu { namespace device
{
#if __CUDA_ARCH__ >= 200
// for Fermi memory space is detected automatically
template <typename T> struct ForceGlob
{
__device__ __forceinline__ static void Load(const T* ptr, int offset, T& val) { val = ptr[offset]; }
};
#else // __CUDA_ARCH__ >= 200
#if defined(_WIN64) || defined(__LP64__)
// 64-bit register modifier for inlined asm
#define _OPENCV_ASM_PTR_ "l"
#else
// 32-bit register modifier for inlined asm
#define _OPENCV_ASM_PTR_ "r"
#endif
template<class T> struct ForceGlob;
#define DEFINE_FORCE_GLOB(base_type, ptx_type, reg_mod) \
template <> struct ForceGlob<base_type> \
{ \
__device__ __forceinline__ static void Load(const base_type* ptr, int offset, base_type& val) \
{ \
asm("ld.global."#ptx_type" %0, [%1];" : "="#reg_mod(val) : _OPENCV_ASM_PTR_(ptr + offset)); \
} \
};
#define DEFINE_FORCE_GLOB_B(base_type, ptx_type) \
template <> struct ForceGlob<base_type> \
{ \
__device__ __forceinline__ static void Load(const base_type* ptr, int offset, base_type& val) \
{ \
asm("ld.global."#ptx_type" %0, [%1];" : "=r"(*reinterpret_cast<uint*>(&val)) : _OPENCV_ASM_PTR_(ptr + offset)); \
} \
};
DEFINE_FORCE_GLOB_B(uchar, u8)
DEFINE_FORCE_GLOB_B(schar, s8)
DEFINE_FORCE_GLOB_B(char, b8)
DEFINE_FORCE_GLOB (ushort, u16, h)
DEFINE_FORCE_GLOB (short, s16, h)
DEFINE_FORCE_GLOB (uint, u32, r)
DEFINE_FORCE_GLOB (int, s32, r)
DEFINE_FORCE_GLOB (float, f32, f)
DEFINE_FORCE_GLOB (double, f64, d)
#undef DEFINE_FORCE_GLOB
#undef DEFINE_FORCE_GLOB_B
#undef _OPENCV_ASM_PTR_
#endif // __CUDA_ARCH__ >= 200
}}}
#endif // __OPENCV_GPU_DATAMOV_UTILS_HPP__
{
#if __CUDA_ARCH__ >= 200
// for Fermi memory space is detected automatically
template <typename T> struct ForceGlob
{
__device__ __forceinline__ static void Load(const T* ptr, int offset, T& val) { val = ptr[offset]; }
};
#else // __CUDA_ARCH__ >= 200
#if defined(_WIN64) || defined(__LP64__)
// 64-bit register modifier for inlined asm
#define _OPENCV_ASM_PTR_ "l"
#else
// 32-bit register modifier for inlined asm
#define _OPENCV_ASM_PTR_ "r"
#endif
template<class T> struct ForceGlob;
#define DEFINE_FORCE_GLOB(base_type, ptx_type, reg_mod) \
template <> struct ForceGlob<base_type> \
{ \
__device__ __forceinline__ static void Load(const base_type* ptr, int offset, base_type& val) \
{ \
asm("ld.global."#ptx_type" %0, [%1];" : "="#reg_mod(val) : _OPENCV_ASM_PTR_(ptr + offset)); \
} \
};
#define DEFINE_FORCE_GLOB_B(base_type, ptx_type) \
template <> struct ForceGlob<base_type> \
{ \
__device__ __forceinline__ static void Load(const base_type* ptr, int offset, base_type& val) \
{ \
asm("ld.global."#ptx_type" %0, [%1];" : "=r"(*reinterpret_cast<uint*>(&val)) : _OPENCV_ASM_PTR_(ptr + offset)); \
} \
};
DEFINE_FORCE_GLOB_B(uchar, u8)
DEFINE_FORCE_GLOB_B(schar, s8)
DEFINE_FORCE_GLOB_B(char, b8)
DEFINE_FORCE_GLOB (ushort, u16, h)
DEFINE_FORCE_GLOB (short, s16, h)
DEFINE_FORCE_GLOB (uint, u32, r)
DEFINE_FORCE_GLOB (int, s32, r)
DEFINE_FORCE_GLOB (float, f32, f)
DEFINE_FORCE_GLOB (double, f64, d)
#undef DEFINE_FORCE_GLOB
#undef DEFINE_FORCE_GLOB_B
#undef _OPENCV_ASM_PTR_
#endif // __CUDA_ARCH__ >= 200
}}}
#endif // __OPENCV_GPU_DATAMOV_UTILS_HPP__

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