added support for __ldg

include/hcc_detail/hip_ldg.h

@@ -0,0 +1,39 @@
+#ifndef HIP_LDG_H
+#define HIP_LDG_H
+
+#if __HCC__
+#include"hip_vector_types.h"
+#include"host_defines.h"
+__device__ char            __ldg(const char* );
+__device__ signed char     __ldg(const signed char* );
+__device__ short           __ldg(const short* );
+__device__ int             __ldg(const int* );
+__device__ long            __ldg(const long* );
+__device__ long long       __ldg(const long long* );
+__device__ char2           __ldg(const char2* );
+__device__ char4           __ldg(const char4* );
+__device__ short2          __ldg(const short2* );
+__device__ short4          __ldg(const short4* );
+__device__ int2            __ldg(const int2* );
+__device__ int4            __ldg(const int4* );
+__device__ longlong2       __ldg(const longlong2* );
+__device__ unsigned char   __ldg(const unsigned char* );
+__device__ unsigned short  __ldg(const unsigned short* );
+__device__ unsigned int    __ldg(const unsigned int* );
+__device__ unsigned long   __ldg(const unsigned long* );
+__device__ unsigned long long __ldg(const unsigned long long* );
+__device__ uchar2          __ldg(const uchar2* );
+__device__ uchar4          __ldg(const uchar4* );
+__device__ ushort2         __ldg(const ushort2* );
+__device__ uint2           __ldg(const uint2* );
+__device__ uint4           __ldg(const uint4* );
+__device__ ulonglong2      __ldg(const ulonglong2* );
+__device__ float           __ldg(const float* );
+__device__ double          __ldg(const double* );
+__device__ float2          __ldg(const float2* );
+__device__ float4          __ldg(const float4* );
+__device__ double2         __ldg(const double2* );
+
+#endif
+
+#endif

include/hcc_detail/hip_runtime.h

@@ -56,6 +56,7 @@ extern int HIP_TRACE_API;
 #define hipLaunchParm grid_launch_parm
 #ifdef __cplusplus
 #include <hcc_detail/hip_texture.h>
+#include <hcc_detail/hip_ldg.h>
 #endif
 #include <hcc_detail/host_defines.h>
 // TODO-HCC remove old definitions ; ~1602 hcc supports __HCC_ACCELERATOR__ define.