On Mon, 24 Aug 2020 at 10:12, Jacob Lifshay <programmerj...@gmail.com> wrote: > > On Sun, Aug 23, 2020, 17:08 Luke Kenneth Casson Leighton <l...@lkcl.net> > wrote: >> >> >> >> On Monday, August 24, 2020, Dave Airlie <airl...@gmail.com> wrote: >>> >>> >>> amdgpu is completely scalar, >> >> >> it is?? waah! that's new information to me. does it even squash vec2/3/4, >> predication and swizzle? > > > yes, iirc. >> >> >> what about the upstream amdgpu LLVM-IR? that still preserves vector >> intrinsics, right? >> >> i'm assuming that AMDVLK preserves vector intrinsics? >> >> >> AMDVLK's associated LLVM port was what ended up upstream, is that right? > > > no, that is the existing LLVM backend from AMD's opengl/opencl drivers. > amdvlk came later.
Those are the same codebase, amdvlk just uses a fork of llvm, but the differences are only minor changes for impedance mismatch and release timing, they never diverge more than necessary. Dave. _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
