inference-engine/thirdparty/clDNN/kernel_selector/core/actual_kernels/lstm/lstm_gemm_kernel_base.cpp

   1 /*
   2 // Copyright (c) 2018 Intel Corporation
   3 //
   4 // Licensed under the Apache License, Version 2.0 (the "License");
   5 // you may not use this file except in compliance with the License.
   6 // You may obtain a copy of the License at
   7 //
   8 //      http://www.apache.org/licenses/LICENSE-2.0
   9 //
  10 // Unless required by applicable law or agreed to in writing, software
  11 // distributed under the License is distributed on an "AS IS" BASIS,
  12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 // See the License for the specific language governing permissions and
  14 // limitations under the License.
  15 */
  16
  17 #include "lstm_gemm_kernel_base.h"
  18 #include "kernel_selector_utils.h"
  19 #include "common_tools.h"
  20
  21 namespace kernel_selector
  22 {
  23     JitConstants LSTMGemmKernelBase::GetJitConstants(const lstm_gemm_params& params) const
  24     {
  25         JitConstants jit = MakeBaseParamsJitConstants(params);
  26         const auto& weights = params.weights;
  27         const auto& recurrent = params.recurrent;
  28         const auto& hidden = params.hidden;
  29         const auto& bias = params.bias;
  30         if (params.hasBias) {
  31             jit.AddConstants({ MakeJitConstant("BIAS", bias), MakeJitConstant("BIAS_TERM", true) });
  32         }
  33         if (params.hasHidden) {
  34             jit.AddConstants({ MakeJitConstant("HIDDEN", hidden),
  35                 MakeJitConstant("HIDDEN_TERM", true),
  36                 MakeJitConstant("RECURRENT", recurrent),
  37                 MakeJitConstant("HIDDEN_DIRECTION", params.hidden_direction)
  38             });
  39         }
  40         jit.AddConstants({ MakeJitConstant("WEIGHTS", weights)});
  41         jit.AddConstants({ MakeJitConstant("DIRECTION", params.direction)});
  42         jit.AddConstants({ MakeJitConstant("INPUT_DIRECTION", params.input_direction)});
  43
  44         return jit;
  45     }
  46
  47     KernelsData LSTMGemmKernelBase::GetCommonKernelsData(const Params& params, const optional_params& options) const
  48     {
  49         if (!Validate(params,  options))
  50         {
  51             return{};
  52         }
  53
  54         const lstm_gemm_params& orgParams = static_cast<const lstm_gemm_params&>(params);
  55
  56         KernelData kd = KernelData::Default<lstm_gemm_params>(params, orgParams.inputs.size());
  57
  58         float effiency = FORCE_PRIORITY_9;
  59         const auto& input = orgParams.inputs[0];
  60
  61         auto newParams = orgParams;
  62         newParams.inputs.resize(1);
  63         newParams.inputs[0] = input;
  64         auto out = newParams.output;
  65         //TODO: reorder weights if needed
  66         auto& kernel = kd.kernels[0];
  67         auto cldnnJit = GetJitConstants(newParams);
  68         auto entryPoint = GetEntryPoint(kernelName, newParams.layerID, options);
  69         auto jit = CreateJit(kernelName, cldnnJit, entryPoint);
  70
  71         kernel.workGroups.global = { out.X().v, out.Batch().v, 1 };
  72         kernel.kernelString = GetKernelString(kernelName, jit, entryPoint, params.engineInfo);
  73         kernel.arguments.push_back({ ArgumentDescriptor::Types::INPUT, 0 });
  74         kernel.arguments.push_back({ ArgumentDescriptor::Types::OUTPUT, 0 });
  75         kernel.arguments.push_back({ ArgumentDescriptor::Types::WEIGHTS, 0 });
  76         if (orgParams.hasHidden) {
  77             kernel.arguments.push_back({ ArgumentDescriptor::Types::HIDDEN, 0 });
  78             kernel.arguments.push_back({ ArgumentDescriptor::Types::RECURRENT, 0 });
  79         }
  80         if (orgParams.hasBias) {
  81             kernel.arguments.push_back({ ArgumentDescriptor::Types::BIAS, 0 });
  82         }
  83
  84         kd.estimatedTime = effiency;
  85
  86         return{ kd };
  87     }
  88 }