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Paddle/paddle/fluid/framework/ir/mkldnn/fc_mkldnn_pass.cc

87 lines
2.8 KiB

// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "paddle/fluid/framework/ir/mkldnn/fc_mkldnn_pass.h"
#include "paddle/fluid/platform/enforce.h"
namespace paddle {
namespace framework {
class OpDesc;
} // namespace framework
} // namespace paddle
namespace paddle {
namespace framework {
namespace ir {
class Graph;
void FCMKLDNNPass::ApplyImpl(ir::Graph* graph) const {
PADDLE_ENFORCE_NOT_NULL(graph,
platform::errors::InvalidArgument(
"Pointer to graph argument should not be NULL."));
Init("fc_mkldnn_pass", graph);
GraphPatternDetector gpd;
auto* x = gpd.mutable_pattern()
->NewNode("fc_mkldnn_pass/x")
->AsInput()
->assert_is_op_input("fc", "Input");
patterns::FCMKLDNN fc_pattern(gpd.mutable_pattern(), "fc_mkldnn_pass");
fc_pattern(x, true /*with bias*/);
int found_fc_count = 0;
auto handler = [&](const GraphPatternDetector::subgraph_t& subgraph,
Graph* g) {
VLOG(4) << "Handle FC MKL-DNN pass";
if (!(graph->Has("use_mkldnn") && graph->Get<bool>("use_mkldnn"))) {
VLOG(3) << "do not perform fc fuse";
return;
}
GET_IR_NODE_FROM_SUBGRAPH(fc, fc, fc_pattern);
GET_IR_NODE_FROM_SUBGRAPH(input, input, fc_pattern);
GET_IR_NODE_FROM_SUBGRAPH(weights, weights, fc_pattern);
GET_IR_NODE_FROM_SUBGRAPH(bias, bias, fc_pattern);
GET_IR_NODE_FROM_SUBGRAPH(output, output, fc_pattern);
OpDesc* desc = fc->Op();
auto dims = fc->inputs[0]->Var()->GetShape();
auto dim_num = dims.size();
bool are_dims_supported = dim_num >= 2 && dim_num <= 4;
constexpr size_t height_axis = 2;
constexpr size_t width_axis = 3;
bool is_size_supported =
dim_num == 4 ? (dims[width_axis] == 1 && dims[height_axis] == 1) : true;
if (!are_dims_supported || !is_size_supported) {
VLOG(3) << "Do not enable FC MKL-DNN for dimensions different than"
"2, 3 & 4, or when width or height is different than one.";
return;
}
desc->SetAttr("use_mkldnn", true);
found_fc_count++;
};
gpd(graph, handler);
AddStatis(found_fc_count);
}
} // namespace ir
} // namespace framework
} // namespace paddle
REGISTER_PASS(fc_mkldnn_pass, paddle::framework::ir::FCMKLDNNPass);