Function is_conv_pad

dnn/src/cuda/padding/opr_impl.cpp:10–12

namespace cuda {

bool is_conv_pad(size_t offsets[MEGDNN_MAX_NDIM * 2]) {
    return (offsets[0] == offsets[2] && offsets[0] == 0);
}

void PaddingForwardImpl::exec(_megdnn_tensor_in src, _megdnn_tensor_out dst) {
    forward_check_exec(src.layout, dst.layout);