[llvm] [AMDGPU] Enable WMMA256bInsts + Wave32 for gfx1200/gfx1201 + SISchedule fix + TargetParser gfx1200 propagation (PR #202093)

[Alexandra Munkes via llvm-commits]

Malexandra-de wrote:

> backend (#8089) and FP4 type definitions (#8146) in ROCm/rocm-libraries. The 4326 TOPs measurement is from this public kernel code running on production RX 9060 XT hardware (gfx1200).
> 
> The latency table in this PR enables the scheduler to correctly execute the wave-staggered kernel design. Without it, the scheduler defaults to wrong latency assumptions and serializes wavefronts.
> 
> The code and benchmarks are public — anyone with a gfx1200 GPU can reproduce the numbers.

@clearnature You keep claiming that the K9 benchmark is publicly available, so please provide a link to it.


https://github.com/llvm/llvm-project/pull/202093