[Do not merge!] [Build] Migrate vendored DeepGEMM from pybind to TORCH_LIBRARY (abi3) - #48962

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cleonard530 wants to merge 9 commits into

vllm-project:mainfrom

cleonard530:deep_gemm_migration_to_torch_library

Commits on Sep 9, 2026

using torch_library branch of deep_gemm instead of pybind
cleonard530
committed
b732219
The TORCH_LIBRARY build produces a single abi3 , so build_deepgemm_C.py only needs SRC and OUT; update the cmake call to match.
cleonard530
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6eca74f
update git_tag for deep_gemm
cleonard530
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64f707f
fix pre-commit linting issues
cleonard530
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b90ba30
removed unnecessary flag from build and resynced the tools/install_deepgemm.sh git tag
cleonard530
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46ecb2d
Bump pinned DeepGEMM commit git_tag
cleonard530
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a384ac6
update git commit tag. changed the cumulative_local_expert_recv_stats parameter to a mutable parameter
cleonard530
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5b8e87a
Fix DeepGEMM warmup crash from uninitialized UE8M0 scale factors
cleonard530
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e94f882
updated git tag
cleonard530
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2d3e63d