49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
/* Copyright 2018 The TensorFlow Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==============================================================================*/
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#ifndef TENSORFLOW_COMPILER_XLA_CLIENT_LIB_NUMERIC_H_
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#define TENSORFLOW_COMPILER_XLA_CLIENT_LIB_NUMERIC_H_
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#include "tensorflow/compiler/xla/client/xla_builder.h"
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#include "tensorflow/compiler/xla/types.h"
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#include "tensorflow/compiler/xla/xla_data.pb.h"
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namespace xla {
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// Returns a rank 1 tensor of `type` containing values [0, 1, 2, ...].
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XlaOp Iota(XlaBuilder* builder, PrimitiveType type, int64 size);
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// Returns an m x n matrix with 1s on the diagonal elements, zeros everywhere
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// else.
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XlaOp IdentityMatrix(XlaBuilder* builder, PrimitiveType type, int64 m, int64 n);
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// Get the diagonals of the last two dimensions. If 'x' has shape
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// [..., M, N], then the output has shape [..., min(M, N)], containing the
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// diagonal elements (i.e., with indices [..., i, i]).
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XlaOp GetMatrixDiagonal(XlaOp x);
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// Get the upper or lower triangle part of the last two dimensions
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XlaOp Triangle(XlaOp x, bool lower);
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// Get the upper triangle part of the last two dimensions
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XlaOp UpperTriangle(XlaOp x);
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// Get the lower triangle part of the last two dimensions
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XlaOp LowerTriangle(XlaOp x);
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} // namespace xla
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#endif // TENSORFLOW_COMPILER_XLA_CLIENT_LIB_NUMERIC_H_
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