On Mon, Oct 30, 2017 at 11:18 AM, Thompson, KT <k...@lanl.gov> wrote:
> Aaron, > > Another way to do this is by using external project, but it is very > 'hacky'. A good place to look for examples is CMake's own > AddCMakeFortranSubdirectory features. This is designed to allow Fortran to > be compiled with MinGW when the main project uses a VisualStudio generator. > The same general logic would work to allow you to process a subdirectory > with a different toolchain. > Thanks, I will look into this as one option. Aaron > -----Original Message----- > From: CMake [mailto:cmake-boun...@cmake.org] On Behalf Of P F via CMake > Sent: Saturday, October 28, 2017 9:22 AM > To: Aaron Boxer <boxe...@gmail.com> > Cc: cmake <cmake@cmake.org> > Subject: Re: [CMake] Change compiler for certain files in the project > > > > On Oct 28, 2017, at 9:50 AM, Aaron Boxer <boxe...@gmail.com> wrote: > > > > Hello, > > > > I have a cmake project on linux, and I would like to change the compiler > > for certain files from g++ to another, llvm-based compiler called hcc. > > (hcc is AMDs HIP compiler for GPGPU) > > > > > > Is there a way of doing this in my cmake file ? > > There isn’t a simple way to do that. The FindCUDA and FindHIP cmake > modules do that, but its not at all easy to follow, and brings its own set > of issues. > > Of course, why do you need to use g++ to compile host code? Being > clang-based hcc should be able to compile any g++ code. So you can just use > hcc as the compiler for everything and then link with the `hccrt` cmake > target(provided by `find_package(hcc)`) which will enable GPU compiling > when you want to compile code for the device. > > > -- > > Powered by www.kitware.com > > Please keep messages on-topic and check the CMake FAQ at: > http://www.cmake.org/Wiki/CMake_FAQ > > Kitware offers various services to support the CMake community. For more > information on each offering, please visit: > > CMake Support: http://cmake.org/cmake/help/support.html > CMake Consulting: http://cmake.org/cmake/help/consulting.html > CMake Training Courses: http://cmake.org/cmake/help/training.html > > Visit other Kitware open-source projects at http://www.kitware.com/ > opensource/opensource.html > > Follow this link to subscribe/unsubscribe: > http://public.kitware.com/mailman/listinfo/cmake >
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