yxsamliu wrote: > Unrelated, I need to hurry up and try to make the new driver the default for > CUDA and HIP upstream at some point. > > I've had some thoughts about how to accomplish this in the past. For the new > driver, `.llvm.offloading` is a single section that contains all of the > embedded device code to create a fat binary. It should be possible to use > [ELF > compression](https://blogs.oracle.com/solaris/post/elf-section-compression) > to reduce the size of that binary. Can we do something similar here? If > memory serves, the `clang-offload-bundler` does a similar section embedding > for object files. This wouldn't work for LLVM-IR host binaries however, since > the host binary won't be an ELF. Also it's not exactly portable with COFF. > > @MaskRay do you know if ELF compression is feasible for this application?
We need to support compression/uncompression of standalone bundled bitcode, and standalone bundled code objects that are not embedded in ELF or COFF binaries. An OS-neutral binary format is preferred. https://github.com/llvm/llvm-project/pull/67162 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits