Intel® oneAPI Deep Neural Network Developer Guide and Reference
ID
768875
Date
6/30/2025
Public
Abs
AbsBackward
Add
AvgPool
AvgPoolBackward
BatchNormForwardTraining
BatchNormInference
BatchNormTrainingBackward
BiasAdd
BiasAddBackward
Clamp
ClampBackward
Concat
Convolution
ConvolutionBackwardData
ConvolutionBackwardWeights
ConvTranspose
ConvTransposeBackwardData
ConvTransposeBackwardWeights
Dequantize
Divide
DynamicDequantize
DynamicQuantize
Elu
EluBackward
End
Exp
GroupNorm
GELU
GELUBackward
HardSigmoid
HardSigmoidBackward
HardSwish
HardSwishBackward
Interpolate
InterpolateBackward
LayerNorm
LayerNormBackward
LeakyReLU
Log
LogSoftmax
LogSoftmaxBackward
MatMul
Maximum
MaxPool
MaxPoolBackward
Minimum
Mish
MishBackward
Multiply
Pow
PReLU
PReLUBackward
Quantize
Reciprocal
ReduceL1
ReduceL2
ReduceMax
ReduceMean
ReduceMin
ReduceProd
ReduceSum
ReLU
ReLUBackward
Reorder
Round
Select
Sigmoid
SigmoidBackward
SoftMax
SoftMaxBackward
SoftPlus
SoftPlusBackward
Sqrt
SqrtBackward
Square
SquaredDifference
StaticReshape
StaticTranspose
Subtract
Tanh
TanhBackward
TypeCast
Wildcard
enum dnnl_alg_kind_t
enum dnnl_normalization_flags_t
enum dnnl_primitive_kind_t
enum dnnl_prop_kind_t
enum dnnl_query_t
enum dnnl::normalization_flags
enum dnnl::query
struct dnnl_exec_arg_t
struct dnnl_primitive
struct dnnl_primitive_desc
struct dnnl::primitive
struct dnnl::primitive_desc
struct dnnl::primitive_desc_base
enum dnnl_rnn_direction_t
enum dnnl_rnn_flags_t
enum dnnl::rnn_direction
enum dnnl::rnn_flags
struct dnnl::augru_backward
struct dnnl::augru_forward
struct dnnl::gru_backward
struct dnnl::gru_forward
struct dnnl::lbr_augru_backward
struct dnnl::lbr_augru_forward
struct dnnl::lbr_gru_backward
struct dnnl::lbr_gru_forward
struct dnnl::lstm_backward
struct dnnl::lstm_forward
struct dnnl::rnn_primitive_desc_base
struct dnnl::vanilla_rnn_backward
struct dnnl::vanilla_rnn_forward
struct dnnl::threadpool_interop::threadpool_iface
Overview
Abstract threadpool interface. More…
#include <dnnl_threadpool_iface.hpp>
struct threadpool_iface
{
// fields
static constexpr uint64_t ASYNCHRONOUS = 1;
// methods
virtual int get_num_threads() const = 0;
virtual bool get_in_parallel() const = 0;
virtual void parallel_for(int n, const std::function<void(int, int)>& fn) = 0;
virtual uint64_t get_flags() const = 0;
};
Detailed Documentation
Abstract threadpool interface.
The users are expected to subclass this interface and pass an object to the library during CPU stream creation or directly in case of BLAS functions.
Fields
static constexpr uint64_t ASYNCHRONOUS = 1
If set, parallel_for() returns immediately and oneDNN needs implement waiting for the submitted closures to finish execution on its own.
Methods
virtual int get_num_threads() const = 0
Returns the number of worker threads.
virtual bool get_in_parallel() const = 0
Returns true if the calling thread belongs to this threadpool.
virtual void parallel_for(int n, const std::function<void(int, int)>& fn) = 0
Submits n instances of a closure for execution in parallel:
for (int i = 0; i < n; i++) fn(i, n);
virtual uint64_t get_flags() const = 0
Returns threadpool behavior flags bit mask (see below).