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Stride support for unary ops.

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This commit is contained in:
laurent
2023-06-22 15:46:34 +01:00
parent 5b1ab5b687
commit 065b7a19c7
2 changed files with 14 additions and 11 deletions
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7
kernels/src/unary.cu
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@ -3,11 +3,16 @@
#define UNARY_OP(TYPENAME, FN_NAME, FUNC) \
extern "C" __global__ void FN_NAME( \
const size_t numel, \
const size_t num_dims, \
const size_t *info, \
const TYPENAME *inp, \
TYPENAME *out \
) { \
const size_t *dims = info; \
const size_t *strides = info + num_dims; \
for (unsigned int i = blockIdx.x * blockDim.x + threadIdx.x; i < numel; i += blockDim.x * gridDim.x) { \
TYPENAME x = inp ? inp[i] : out[i]; \
unsigned strided_i = get_strided_index(i, num_dims, dims, strides); \
TYPENAME x = inp ? inp[strided_i] : out[i]; \
out[i] = FUNC; \
} \
} \