46 lines
1.6 KiB
TableGen
46 lines
1.6 KiB
TableGen
/* Copyright 2020 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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// Canonicalization patterns for the MHLO dialect.
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include "mlir/Dialect/Shape/IR/ShapeOps.td"
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include "mlir-hlo/Dialect/mhlo/IR/hlo_ops.td"
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// Canonicalization patterns.
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def DynamicBroadcastToOwnShape_1 : Pat<
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(HLO_DynamicBroadcastInDimOp:$op $x,
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(Shape_ToExtentTensorOp (Shape_ShapeOfOp $x)), $attr),
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(replaceWithValue $x)>;
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def DynamicBroadcastToOwnShape_2 : Pat<
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(HLO_DynamicBroadcastInDimOp:$op $x, (Shape_ShapeOfOp $x), $attr),
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(replaceWithValue $x)>;
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def ShapeOfDynamicReshape : Pat<
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(Shape_ShapeOfOp (HLO_DynamicReshapeOp $x, $shape)),
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(replaceWithValue $shape)>;
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def HasSameType : Constraint<CPred<"$0.getType() == $1.getType()">>;
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def IdentityBroadcastReshape : Pat<
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(HLO_ReshapeOp:$op (HLO_BroadcastOp $input, $dims)),
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(replaceWithValue $input),
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[(HasSameType $input, $op)]>;
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def IdentityBroadcastInDimReshape : Pat<
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(HLO_ReshapeOp:$op (HLO_BroadcastInDimOp $input, $dims)),
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(replaceWithValue $input),
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[(HasSameType $input, $op)]>;
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