[libc] [compiler-rt] [flang] [lld] [llvm] [clang] [lldb] [clang-tools-extra] [libcxx] [AMDGPU][GFX12] VOP encoding and codegen - add support for v_cvt fp8/… (PR #78414)

[Jay Foad via cfe-commits]

jayfoad wrote:

Can you add a GFX12 RUN line to clang/test/CodeGenOpenCL/builtins-amdgcn-fp8.cl? That will probably require adding "fp8-conversion-insts" to the GFX12 part of TargetParser.cpp. You can do this in a separate patch if you want.

https://github.com/llvm/llvm-project/pull/78414