added feature for hipHostGetFlags for CUDA and HIP

tests/src/hipHostGetFlags.cpp

@@ -0,0 +1,59 @@
+#include"test_common.h"
+#include<malloc.h>
+
+#define LEN 1024*1024
+#define SIZE LEN*sizeof(float)
+
+__global__ void Add(hipLaunchParm lp, float *Ad, float *Bd, float *Cd){
+int tx = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
+Cd[tx] = Ad[tx] + Bd[tx];
+}
+
+int main(){
+float *A, *B, *C, *D;
+float *Ad, *Bd, *Cd, *Dd;
+unsigned int FlagA, FlagB, FlagC;
+FlagA = hipHostAllocWriteCombined | hipHostAllocMapped;
+FlagB = hipHostAllocWriteCombined | hipHostAllocMapped;
+FlagC = hipHostAllocMapped;
+hipDeviceProp_t prop;
+int device;
+HIPCHECK(hipGetDevice(&device));
+HIPCHECK(hipGetDeviceProperties(&prop, device));
+if(prop.canMapHostMemory != 1){
+std::cout<<"Exiting..."<<std::endl;
+}
+HIPCHECK(hipHostAlloc((void**)&A, SIZE, hipHostAllocWriteCombined | hipHostAllocMapped));
+HIPCHECK(hipHostAlloc((void**)&B, SIZE, hipHostAllocWriteCombined | hipHostAllocMapped));
+HIPCHECK(hipHostAlloc((void**)&C, SIZE, hipHostAllocMapped));
+
+HIPCHECK(hipHostAlloc((void**)&D, SIZE, hipHostAllocDefault));
+
+unsigned int flagA, flagB, flagC;
+
+HIPCHECK(hipHostGetDevicePointer((void**)&Ad, A, 0));
+HIPCHECK(hipHostGetDevicePointer((void**)&Bd, B, 0));
+HIPCHECK(hipHostGetDevicePointer((void**)&Cd, C, 0));
+HIPCHECK(hipHostGetDevicePointer((void**)&Dd, D, 0));
+HIPCHECK(hipHostGetFlags(&flagA, A));
+HIPCHECK(hipHostGetFlags(&flagB, B));
+HIPCHECK(hipHostGetFlags(&flagC, C));
+
+for(int i=0;i<LEN;i++){
+A[i] = 1.0f;
+B[i] = 2.0f;
+}
+
+dim3 dimGrid(LEN/512,1,1);
+dim3 dimBlock(512,1,1);
+
+hipLaunchKernel(HIP_KERNEL_NAME(Add), dimGrid, dimBlock, 0, 0, Ad, Bd, Cd);
+
+HIPCHECK(hipMemcpy(C, Cd, SIZE, hipMemcpyDeviceToHost));
+HIPASSERT(C[10] == 3.0f);
+HIPASSERT(flagA == FlagA);
+HIPASSERT(flagB == FlagB);
+HIPASSERT(flagC == FlagC);
+passed();
+
+}