1 | //===- Predicate.cpp - Pattern predicates ---------------------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #include "Predicate.h" |
10 | |
11 | using namespace mlir; |
12 | using namespace mlir::pdl_to_pdl_interp; |
13 | |
14 | //===----------------------------------------------------------------------===// |
15 | // Positions |
16 | //===----------------------------------------------------------------------===// |
17 | |
18 | Position::~Position() = default; |
19 | |
20 | /// Returns the depth of the first ancestor operation position. |
21 | unsigned Position::getOperationDepth() const { |
22 | if (const auto *operationPos = dyn_cast<OperationPosition>(Val: this)) |
23 | return operationPos->getDepth(); |
24 | return parent ? parent->getOperationDepth() : 0; |
25 | } |
26 | |
27 | //===----------------------------------------------------------------------===// |
28 | // AttributePosition |
29 | |
30 | AttributePosition::AttributePosition(const KeyTy &key) : Base(key) { |
31 | parent = key.first; |
32 | } |
33 | |
34 | //===----------------------------------------------------------------------===// |
35 | // OperandPosition |
36 | |
37 | OperandPosition::OperandPosition(const KeyTy &key) : Base(key) { |
38 | parent = key.first; |
39 | } |
40 | |
41 | //===----------------------------------------------------------------------===// |
42 | // OperandGroupPosition |
43 | |
44 | OperandGroupPosition::OperandGroupPosition(const KeyTy &key) : Base(key) { |
45 | parent = std::get<0>(t: key); |
46 | } |
47 | |
48 | //===----------------------------------------------------------------------===// |
49 | // OperationPosition |
50 | |
51 | bool OperationPosition::isOperandDefiningOp() const { |
52 | return isa_and_nonnull<OperandPosition, OperandGroupPosition>(Val: parent); |
53 | } |
54 | |