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[Kernel] Update cutlass FP8 blockwise to use upstream CUTLASS #14395

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[Kernel] Update cutlass FP8 blockwise to use upstream CUTLASS #14395

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18f38a7
update cutlass
LucasWilkinson Mar 7, 2025
2f689c8
transpose scales
LucasWilkinson Mar 7, 2025
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4 changes: 2 additions & 2 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -248,7 +248,7 @@ if(VLLM_GPU_LANG STREQUAL "CUDA")

# Set CUTLASS_REVISION manually -- its revision detection doesn't work in this case.
# Please keep this in sync with FetchContent_Declare line below.
set(CUTLASS_REVISION "v3.8.0" CACHE STRING "CUTLASS revision to use")
set(CUTLASS_REVISION "df18f5e4f5de76bed8be1de8e4c245f2f5ec3020" CACHE STRING "CUTLASS revision to use")

# Use the specified CUTLASS source directory for compilation if VLLM_CUTLASS_SRC_DIR is provided
if (DEFINED ENV{VLLM_CUTLASS_SRC_DIR})
Expand All @@ -266,7 +266,7 @@ if(VLLM_GPU_LANG STREQUAL "CUDA")
cutlass
GIT_REPOSITORY https://github.com/nvidia/cutlass.git
# Please keep this in sync with CUTLASS_REVISION line above.
GIT_TAG v3.8.0
GIT_TAG df18f5e4f5de76bed8be1de8e4c245f2f5ec3020
GIT_PROGRESS TRUE

# Speed up CUTLASS download by retrieving only the specified GIT_TAG instead of the history.
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123 changes: 0 additions & 123 deletions csrc/cutlass_extensions/gemm/collective/collective_builder.hpp
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183 changes: 0 additions & 183 deletions csrc/cutlass_extensions/gemm/collective/fp8_accumulation.hpp
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