mirror of
https://github.com/NVIDIA/cuda-samples.git
synced 2026-10-13 00:08:26 +08:00
CUDA 13.2 samples update (#432)
- Added Python samples for CUDA Python 1.0 release - Renamed top-level `Samples` directory to `cpp` to accommodate Python samples.
This commit is contained in:
18
cpp/0_Introduction/simpleAssert/.vscode/c_cpp_properties.json
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18
cpp/0_Introduction/simpleAssert/.vscode/c_cpp_properties.json
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{
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"configurations": [
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{
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"name": "Linux",
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"includePath": [
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"${workspaceFolder}/**",
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"${workspaceFolder}/../../../Common"
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],
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"defines": [],
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"compilerPath": "/usr/local/cuda/bin/nvcc",
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"cStandard": "gnu17",
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"cppStandard": "gnu++14",
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"intelliSenseMode": "linux-gcc-x64",
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"configurationProvider": "ms-vscode.makefile-tools"
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}
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],
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"version": 4
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}
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7
cpp/0_Introduction/simpleAssert/.vscode/extensions.json
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cpp/0_Introduction/simpleAssert/.vscode/extensions.json
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{
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"recommendations": [
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"nvidia.nsight-vscode-edition",
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"ms-vscode.cpptools",
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"ms-vscode.makefile-tools"
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]
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}
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37
cpp/0_Introduction/simpleAssert/CMakeLists.txt
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cpp/0_Introduction/simpleAssert/CMakeLists.txt
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cmake_minimum_required(VERSION 3.20)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/../../../cmake/Modules")
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project(simpleAssert LANGUAGES C CXX CUDA)
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find_package(CUDAToolkit REQUIRED)
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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set(CMAKE_CUDA_ARCHITECTURES 75 80 86 87 89 90 100 110 120)
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set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Wno-deprecated-gpu-targets")
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if(ENABLE_CUDA_DEBUG)
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set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -G") # enable cuda-gdb (may significantly affect performance on some targets)
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else()
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set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -lineinfo") # add line information to all builds for debug tools (exclusive to -G option)
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endif()
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# Removes -DNDEBUG For Print specific logs in this sample.
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string(REPLACE "-DNDEBUG" "" CMAKE_CUDA_FLAGS_RELEASE "${CMAKE_CUDA_FLAGS_RELEASE}")
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# Include directories and libraries
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include_directories(../../../Common)
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# Source file
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# Add target for simpleAssert
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add_executable(simpleAssert simpleAssert.cu)
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target_compile_options(simpleAssert PRIVATE $<$<COMPILE_LANGUAGE:CUDA>:--extended-lambda>)
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target_compile_features(simpleAssert PRIVATE cxx_std_17 cuda_std_17)
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set_target_properties(simpleAssert PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
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# Include installation configuration
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include(${CMAKE_CURRENT_SOURCE_DIR}/../../../cmake/InstallSamples.cmake)
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setup_samples_install()
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32
cpp/0_Introduction/simpleAssert/README.md
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cpp/0_Introduction/simpleAssert/README.md
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# simpleAssert - simpleAssert
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## Description
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This CUDA Runtime API sample is a very basic sample that implements how to use the assert function in the device code. Requires Compute Capability 2.0 .
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## Key Concepts
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Assert
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## Supported SM Architectures
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[SM 5.0 ](https://developer.nvidia.com/cuda-gpus) [SM 5.2 ](https://developer.nvidia.com/cuda-gpus) [SM 5.3 ](https://developer.nvidia.com/cuda-gpus) [SM 6.0 ](https://developer.nvidia.com/cuda-gpus) [SM 6.1 ](https://developer.nvidia.com/cuda-gpus) [SM 7.0 ](https://developer.nvidia.com/cuda-gpus) [SM 7.2 ](https://developer.nvidia.com/cuda-gpus) [SM 7.5 ](https://developer.nvidia.com/cuda-gpus) [SM 8.0 ](https://developer.nvidia.com/cuda-gpus) [SM 8.6 ](https://developer.nvidia.com/cuda-gpus) [SM 8.7 ](https://developer.nvidia.com/cuda-gpus) [SM 8.9 ](https://developer.nvidia.com/cuda-gpus) [SM 9.0 ](https://developer.nvidia.com/cuda-gpus)
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## Supported OSes
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Linux, Windows
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## Supported CPU Architecture
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x86_64, armv7l
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## CUDA APIs involved
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### [CUDA Runtime API](http://docs.nvidia.com/cuda/cuda-runtime-api/index.html)
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cudaDeviceSynchronize, cudaGetErrorString
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## Prerequisites
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Download and install the [CUDA Toolkit](https://developer.nvidia.com/cuda-downloads) for your corresponding platform.
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## References (for more details)
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130
cpp/0_Introduction/simpleAssert/simpleAssert.cu
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cpp/0_Introduction/simpleAssert/simpleAssert.cu
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/* Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef _WIN32
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#define WINDOWS_LEAN_AND_MEAN
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#define NOMINMAX
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#include <windows.h>
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#else
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#include <sys/utsname.h>
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#endif
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// Includes, system
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#include <cassert>
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#include <stdio.h>
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// Includes CUDA
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#include <cuda_runtime.h>
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// Utilities and timing functions
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#include <helper_functions.h> // includes cuda.h and cuda_runtime_api.h
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// CUDA helper functions
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#include <helper_cuda.h> // helper functions for CUDA error check
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const char *sampleName = "simpleAssert";
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////////////////////////////////////////////////////////////////////////////////
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// Auto-Verification Code
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bool testResult = true;
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////////////////////////////////////////////////////////////////////////////////
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// Kernels
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////////////////////////////////////////////////////////////////////////////////
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//! Tests assert function.
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//! Thread whose id > N will print assertion failed error message.
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////////////////////////////////////////////////////////////////////////////////
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__global__ void testKernel(int N)
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{
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int gtid = blockIdx.x * blockDim.x + threadIdx.x;
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assert(gtid < N);
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}
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////////////////////////////////////////////////////////////////////////////////
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// Declaration, forward
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void runTest(int argc, char **argv);
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////////////////////////////////////////////////////////////////////////////////
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// Program main
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////////////////////////////////////////////////////////////////////////////////
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int main(int argc, char **argv)
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{
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printf("%s starting...\n", sampleName);
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runTest(argc, argv);
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printf("%s completed, returned %s\n", sampleName, testResult ? "OK" : "ERROR!");
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exit(testResult ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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void runTest(int argc, char **argv)
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{
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int Nblocks = 2;
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int Nthreads = 32;
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cudaError_t error;
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#ifndef _WIN32
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utsname OS_System_Type;
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uname(&OS_System_Type);
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printf("OS_System_Type.release = %s\n", OS_System_Type.release);
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if (!strcasecmp(OS_System_Type.sysname, "Darwin")) {
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printf("simpleAssert is not current supported on Mac OSX\n\n");
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exit(EXIT_SUCCESS);
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}
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else {
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printf("OS Info: <%s>\n\n", OS_System_Type.version);
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}
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#endif
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// This will pick the best possible CUDA capable device
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findCudaDevice(argc, (const char **)argv);
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// Kernel configuration, where a one-dimensional
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// grid and one-dimensional blocks are configured.
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dim3 dimGrid(Nblocks);
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dim3 dimBlock(Nthreads);
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printf("Launch kernel to generate assertion failures\n");
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testKernel<<<dimGrid, dimBlock>>>(60);
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// Synchronize (flushes assert output).
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printf("\n-- Begin assert output\n\n");
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error = cudaDeviceSynchronize();
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printf("\n-- End assert output\n\n");
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// Check for errors and failed asserts in asynchronous kernel launch.
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if (error == cudaErrorAssert) {
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printf("Device assert failed as expected, "
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"CUDA error message is: %s\n\n",
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cudaGetErrorString(error));
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}
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testResult = error == cudaErrorAssert;
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}
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