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enforce_finite_op.h
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enforce_finite_op.h
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#ifndef CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_
#define CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_
#include "caffe2/core/context.h"
#include "caffe2/core/logging.h"
#include "caffe2/core/operator.h"
#include "caffe2/utils/math.h"
namespace caffe2 {
template <class Context>
class EnforceFiniteOp final : public Operator<Context> {
public:
USE_OPERATOR_CONTEXT_FUNCTIONS;
template <class... Args>
explicit EnforceFiniteOp(Args&&... args)
: Operator<Context>(std::forward<Args>(args)...) {}
bool RunOnDevice() override {
return DispatchHelper<TensorTypes<float, double>>::call(this, Input(0));
}
template <typename T>
bool DoRunWithType();
private:
Tensor buffer_{CPU};
template <typename T>
void EnforceOnCPU(const Tensor& input) {
const T* input_data = input.template data<T>();
auto size = input.numel();
for (auto i = 0; i < size; i++) {
CAFFE_ENFORCE_FINITE(
std::isfinite(input_data[i]),
"Index ",
i,
" is not finite (e.g., NaN, Inf): ",
input_data[i]);
}
}
};
} // namespace caffe2
#endif // CAFFE_OPERATORS_ENFORCE_FINITE_OP_H_