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test_ops.cc
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82 lines (66 loc) · 2.67 KB
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/* Copyright 2015 Google Inc. 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 "tensorflow/core/framework/op.h"
#include "tensorflow/core/framework/op_kernel.h"
#include "tensorflow/core/public/status.h"
namespace tensorflow {
REGISTER_OP("KernelLabel").Output("result: string");
REGISTER_OP("GraphDefVersion").Output("version: int32");
namespace {
enum KernelLabel { DEFAULT_LABEL, OVERLOAD_1_LABEL, OVERLOAD_2_LABEL };
} // namespace
template <KernelLabel KL>
class KernelLabelOp : public OpKernel {
public:
using OpKernel::OpKernel;
void Compute(OpKernelContext* ctx) override {
Tensor* output;
OP_REQUIRES_OK(ctx,
ctx->allocate_output("result", TensorShape({}), &output));
switch (KL) {
case DEFAULT_LABEL:
output->scalar<string>()() = "My label is: default";
break;
case OVERLOAD_1_LABEL:
output->scalar<string>()() = "My label is: overload_1";
break;
case OVERLOAD_2_LABEL:
output->scalar<string>()() = "My label is: overload_2";
break;
}
}
};
REGISTER_KERNEL_BUILDER(Name("KernelLabel").Device(DEVICE_CPU),
KernelLabelOp<DEFAULT_LABEL>);
REGISTER_KERNEL_BUILDER(Name("KernelLabel")
.Device(DEVICE_CPU)
.Label("overload_1"),
KernelLabelOp<OVERLOAD_1_LABEL>);
REGISTER_KERNEL_BUILDER(Name("KernelLabel")
.Device(DEVICE_CPU)
.Label("overload_2"),
KernelLabelOp<OVERLOAD_2_LABEL>);
class GraphDefVersionOp : public OpKernel {
public:
GraphDefVersionOp(OpKernelConstruction* ctx)
: OpKernel(ctx), graph_def_version_(ctx->graph_def_version()) {}
void Compute(OpKernelContext* ctx) override {
Tensor* output;
OP_REQUIRES_OK(ctx, ctx->allocate_output(0, TensorShape({}), &output));
output->scalar<int>()() = graph_def_version_;
}
private:
const int graph_def_version_;
};
REGISTER_KERNEL_BUILDER(Name("GraphDefVersion").Device(DEVICE_CPU),
GraphDefVersionOp);
} // end namespace tensorflow