UPSTREAM PR #17906: CUDA: experimental native mxfp4 support for blackwell [WIP]#511

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loci-dev wants to merge 13 commits intomainfrom

upstream-PR17906-branch_am17an-mxfp4

Commits on Dec 20, 2025

CUDA: experimental native mxfp4 support for blackwell
Aman Gupta
committed
optimize load_tiles
Aman Gupta
committed
optimize quantize_mxfp4
Aman Gupta
committed
cleanup
Aman Gupta
committed
first pass review: formatting
Aman Gupta
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use interleaved layout for mma
Aman Gupta
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mmq: add assert for size
Aman Gupta
committed
use __nv_fp4x4_e2m1
Aman Gupta
committed
use iter_k as 512, cleanup
Aman Gupta
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Use 1200 as blackwell instead of 1000
Aman Gupta
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address review comments
Aman Gupta
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mmq: fix stride
Aman Gupta
committed

Commits on Dec 22, 2025

quantize.cu: use reference impl of e8m0 scale
Aman Gupta
committed