Transtype 2.14/5/2023 ![]() ![]() Many of the examples used in this document are provided in the HPCĬompiler and tools distribution, along with Makefiles, and are stored in This document does provide the Fortran module contents: derived types,Įnumerations, and interfaces, to make use of the libraries from Fortran For that information, please see theĪppropriate library document that comes with the NVIDIA CUDA Toolkit. This document does not contain explanations or purposes of the libraryįunctions, nor does it contain details of the approach used in the CUDA Library components that give expert programmers direct control of all Is a lower-level explicit programming model with substantial runtime Compared to the NVIDIAĪccelerator and OpenACC directives-based model and compilers, CUDA Fortran CUDA Fortran includes aįortran 2003 compiler and tool chain for programming NVIDIA GPUs usingįortran, and is an analog to NVIDIA's CUDA C compiler. ![]() OpenMP specification, refer to the OpenMP organization's website.ĬUDA Fortran is a small set of extensions to Fortran that supports and isīuilt upon the CUDA computing architecture. Host code differ only in syntax compared to those used in OpenACC.įor general information about using OpenMP and to obtain a copy of the The methods for passing device arrays to library functions from The OpenMP target offload capabilities are similar in many respects to Used to specify parallel execution from Fortran (and other languages). Programming interface (API), and a set of environment variables that can be OpenMP is a specification for a set of compiler directives, an applications See the OpenACC website for more information about the OpenACC The OpenACC API was designed and is maintainedīy an industry consortium. Loops and regions of code for offloading from a host CPU to an attachedĪccelerator, such as a GPU. The OpenACC Application Program Interface is a collection of compilerĭirectives and runtime routines that allows the programmer to specify
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