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18 lines
679 B
C
18 lines
679 B
C
#pragma once
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#include "helpers.h"
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#include <c10/cuda/CUDAGuard.h>
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#define CHECK_CUDA(x) TORCH_CHECK(x.is_cuda(), #x " must be a CUDA tensor")
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#define CHECK_CONTIGUOUS(x) \
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TORCH_CHECK(x.is_contiguous(), #x " must be contiguous")
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#define CHECK_INPUT(x) \
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CHECK_CUDA(x); \
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CHECK_CONTIGUOUS(x)
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#define CUDA_GET_THREAD_ID(tid, Q) \
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const int tid = blockIdx.x * blockDim.x + threadIdx.x; \
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if (tid >= Q) \
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return
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#define CUDA_N_BLOCKS_NEEDED(Q, CUDA_N_THREADS) ((Q - 1) / CUDA_N_THREADS + 1)
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#define DEVICE_GUARD(_ten) \
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const at::cuda::OptionalCUDAGuard device_guard(device_of(_ten)); |