Satyanvesh Dittakavi
121 rader
4.0 KiB
C++
121 rader
4.0 KiB
C++
/*
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Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <hip_test_common.hh>
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#include <hip_test_defgroups.hh>
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#define LEN 64
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#define SIZE LEN * sizeof(float)
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extern "C" __global__ void bit_extract_kernel(uint32_t* C_d, const uint32_t*
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A_d, size_t N) {
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size_t offset = (blockIdx.x * blockDim.x + threadIdx.x);
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size_t stride = blockDim.x * gridDim.x;
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for (size_t i = offset; i < N; i += stride) {
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#if HT_AMD
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C_d[i] = __bitextract_u32(A_d[i], 8, 4);
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#else /* defined __HIP_PLATFORM_NVIDIA__ or other path */
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C_d[i] = ((A_d[i] & 0xf00) >> 8);
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#endif
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}
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}
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/**
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* @addtogroup hipGetFuncBySymbol hipModuleLaunchKernel
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* @{
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* @ingroup KernelTest
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* `hipError_t hipGetFuncBySymbol(hipFunction_t*, const void*)` -
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* function with kernelname will be fetched when pointer to the kernel function is passed.
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* `hipError_t hipModuleLaunchKernel(hipFunction_t, unsigned int,
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* unsigned int, unsigned int, unsigned int, unsigned int,
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* unsigned int, unsigned int, hipStream_t, void**, void**)` -
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* launches Kernel with launch parameters and shared memory on stream with arguments passed.
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*/
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/**
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* Test Description
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* ------------------------
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* - Test is to get function ptr (hipFunction_t) using hipGetFuncBySymbol and launch
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* bit_extract kernel. Verify the output.
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* Test source
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* ------------------------
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* - catch/unit/module/hipGetFuncBySymbol.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.2
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*/
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TEST_CASE("Unit_hipGetFuncBySymbol") {
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uint32_t *A_d, *C_d;
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uint32_t *A_h, *C_h;
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size_t N = 1000000;
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size_t Nbytes = N * sizeof(uint32_t);
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hipDevice_t device;
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HIPCHECK(hipGetDevice(&device));
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hipDeviceProp_t props;
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HIPCHECK(hipGetDeviceProperties(&props, device));
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A_h = reinterpret_cast<uint32_t*>(malloc(Nbytes));
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REQUIRE(A_h != NULL);
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C_h = reinterpret_cast<uint32_t*>(malloc(Nbytes));
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REQUIRE(C_h != NULL);
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for (size_t i = 0; i < N; i++) {
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A_h[i] = i;
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}
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HIPCHECK(hipMalloc(reinterpret_cast<void**>(&A_d), Nbytes));
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HIPCHECK(hipMalloc(reinterpret_cast<void**>(&C_d), Nbytes));
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HIPCHECK(hipMemcpyHtoD((hipDeviceptr_t)(A_d), A_h, Nbytes));
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struct {
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void* _Cd;
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void* _Ad;
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size_t _N;
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} args;
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args._Cd = reinterpret_cast<void**> (C_d);
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args._Ad = reinterpret_cast<void**> (A_d);
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args._N = static_cast<size_t> (N);
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size_t size = sizeof(args);
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void* config[] = {HIP_LAUNCH_PARAM_BUFFER_POINTER, &args,
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HIP_LAUNCH_PARAM_BUFFER_SIZE, &size, HIP_LAUNCH_PARAM_END};
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hipFunction_t Function;
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HIPCHECK(hipGetFuncBySymbol(&Function, reinterpret_cast<void*>(bit_extract_kernel)));
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HIPCHECK(hipModuleLaunchKernel(Function, 1, 1, 1, LEN, 1, 1, 0, 0, NULL,
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reinterpret_cast<void**>(&config)));
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HIPCHECK(hipMemcpyDtoH(C_h, (hipDeviceptr_t)(C_d), Nbytes));
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for (size_t i = 0; i < N; i++) {
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unsigned Agold = ((A_h[i] & 0xf00) >> 8);
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REQUIRE(C_h[i] == Agold);
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}
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HIPCHECK(hipFree(A_d));
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HIPCHECK(hipFree(C_d));
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free(A_h);
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free(C_h);
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}
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