vscode 配置 cuda 環境

安裝擴展

1. vscode-cudacpp
   代碼高亮
2. Nsight Visual Studio Code Edition
   debug

配置文件
c_cpp_properties.json

{
    "configurations": [
        {
            "name": "Linux",
            "includePath": [
                "${workspaceFolder}/**",
                "/usr/local/cuda-10.2/include"
            ],
            "defines": [],
            "compilerPath": "/usr/bin/clang",
            "cStandard": "c11",
            "cppStandard": "c++14",
            "intelliSenseMode": "linux-clang-x64"
        }
    ],
    "version": 4
}

launch.json

{
    // Use IntelliSense to learn about possible attributes.
    // Hover to view descriptions of existing attributes.
    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        {
            "name": "(gdb) Launch",
            "type": "cppdbg",
            "request": "launch",
            "program": "${fileDirname}/${fileBasenameNoExtension}.out",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${fileDirname}",
            "environment": [],
            "externalConsole": false,
            "preLaunchTask": "build",
            "MIMode": "gdb",
            "setupCommands": [
                {
                    "description": "Enable pretty-printing for gdb",
                    "text": "-enable-pretty-printing",
                    "ignoreFailures": true
                }
            ],
            "sourceFileMap": {"/build/glibc-S9d2JN": "/usr/src/glibc"}
        }
    ]
}

tasks.json

{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "label": "build",
            "type": "shell",
            "command": "nvcc",
            "args":["-g","${file}","-o","${fileDirname}/${fileBasenameNoExtension}.out",
                // include 頭文件
                "-I", "/usr/local/cuda/include",
                "-I", "/usr/local/cuda-10.2/samples/common/inc",
                // lib 庫文件地址
                "-L", "/usr/local/cuda/lib64",   
                "-L", "/usr/local/cuda-10.2/samples/common/lib",  
                "-l", "cudart",                           
                "-l", "cublas",
                "-l", "cudnn",
                "-l", "curand",
                "-D_MWAITXINTRIN_H_INCLUDED"  
            ]
        }
    ]
}

安裝glibc
這是因為調試cuda時，最后提示 vscode 無法打開 libc-start.c

sudo apt install glibc-source  
cd /usr/src/glibc/  
sudo tar -xvf glibc-2.27.tar.xz