52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
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#pragma once
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#ifndef C10_USING_CUSTOM_GENERATED_MACROS
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// We have not yet modified the AMD HIP build to generate this file so
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// we add an extra option to specifically ignore it.
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#ifndef C10_CUDA_NO_CMAKE_CONFIGURE_FILE
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#include <c10/cuda/impl/cuda_cmake_macros.h>
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#endif // C10_CUDA_NO_CMAKE_CONFIGURE_FILE
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#endif
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// See c10/macros/Export.h for a detailed explanation of what the function
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// of these macros are. We need one set of macros for every separate library
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// we build.
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#ifdef _WIN32
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#if defined(C10_CUDA_BUILD_SHARED_LIBS)
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#define C10_CUDA_EXPORT __declspec(dllexport)
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#define C10_CUDA_IMPORT __declspec(dllimport)
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#else
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#define C10_CUDA_EXPORT
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#define C10_CUDA_IMPORT
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#endif
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#else // _WIN32
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#if defined(__GNUC__)
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#define C10_CUDA_EXPORT __attribute__((__visibility__("default")))
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#else // defined(__GNUC__)
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#define C10_CUDA_EXPORT
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#endif // defined(__GNUC__)
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#define C10_CUDA_IMPORT C10_CUDA_EXPORT
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#endif // _WIN32
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// This one is being used by libc10_cuda.so
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#ifdef C10_CUDA_BUILD_MAIN_LIB
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#define C10_CUDA_API C10_CUDA_EXPORT
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#else
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#define C10_CUDA_API C10_CUDA_IMPORT
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#endif
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/**
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* The maximum number of GPUs that we recognizes. Increasing this beyond the
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* initial limit of 16 broke Caffe2 testing, hence the ifdef guards.
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* This value cannot be more than 128 because our DeviceIndex is a uint8_t.
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o */
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#ifdef FBCODE_CAFFE2
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// fbcode depends on this value being 16
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#define C10_COMPILE_TIME_MAX_GPUS 16
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#else
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#define C10_COMPILE_TIME_MAX_GPUS 120
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#endif
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