[SM120] Add NVFP4 blockscaled GEMM path (~95% CUDA)#145

Draft

alecco wants to merge 5 commits into

Dao-AILab:mainfrom

alecco:sm120-nvfp4

Commits on May 24, 2026

Add SM120 NVFP4 host storage and compile facade
agent
committed
Add SM120 NVFP4 interleaved-scale kernel path
agent
committed

Commits on May 25, 2026

Add SM120 NVFP4 validation and benchmark coverage
agent
committed
Expose SM120 NVFP4 fast benchmark path
agent
committed
Add SM120 NVFP4 blockscaled contract tests
agent
committed