[AMD] Fix ROCm FP8 dtype selection and MFMA support on gfx942/gfx950#1743

Merged

LeiWang1999 merged 3 commits intotile-ai:mainfrom

hubertlu-tw:fix/gfx950-fp8-e4m3

Jan 29, 2026

Commits on Jan 27, 2026

Fix gfx950 FP8 E4M3 selection
hubertlu-tw
committed

Commits on Jan 28, 2026

Support FP8 E5M2 through BF8 MFMA intrinsics
hubertlu-tw
committed

Commits on Jan 29, 2026

Use determine_fp8_type and determine_torch_fp8_type instead
hubertlu-tw
committed