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[pull] main from NVIDIA:main #51

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merged 1 commit into from
Jan 15, 2025
Merged

[pull] main from NVIDIA:main #51

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3 changes: 3 additions & 0 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,9 @@ def setup_common_extension() -> CMakeExtension:
), "MPI_HOME must be set when compiling with NVTE_UB_WITH_MPI=1"
cmake_flags.append("-DNVTE_UB_WITH_MPI=ON")

if bool(int(os.getenv("NVTE_BUILD_ACTIVATION_WITH_FAST_MATH", "0"))):
cmake_flags.append("-DNVTE_BUILD_ACTIVATION_WITH_FAST_MATH=ON")

# Project directory root
root_path = Path(__file__).resolve().parent

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8 changes: 8 additions & 0 deletions transformer_engine/common/CMakeLists.txt
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Expand Up @@ -147,6 +147,14 @@ set_source_files_properties(fused_softmax/scaled_masked_softmax.cu
fused_softmax/scaled_aligned_causal_masked_softmax.cu
PROPERTIES
COMPILE_OPTIONS "--use_fast_math")
option(NVTE_BUILD_ACTIVATION_WITH_FAST_MATH "Compile activation kernels with --use_fast_math option" OFF)
if (NVTE_BUILD_ACTIVATION_WITH_FAST_MATH)
set_source_files_properties(activation/gelu.cu
activation/relu.cu
activation/swiglu.cu
PROPERTIES
COMPILE_OPTIONS "--use_fast_math")
endif()
set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} --expt-relaxed-constexpr")
set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -O3")

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