1//===- Attributes.cpp - MLIR Affine Expr Classes --------------------------===//
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 "mlir/IR/Attributes.h"
10#include "mlir/IR/Dialect.h"
11
12using namespace mlir;
13using namespace mlir::detail;
14
15//===----------------------------------------------------------------------===//
16// AbstractAttribute
17//===----------------------------------------------------------------------===//
18
19void AbstractAttribute::walkImmediateSubElements(
20 Attribute attr, function_ref<void(Attribute)> walkAttrsFn,
21 function_ref<void(Type)> walkTypesFn) const {
22 walkImmediateSubElementsFn(attr, walkAttrsFn, walkTypesFn);
23}
24
25Attribute
26AbstractAttribute::replaceImmediateSubElements(Attribute attr,
27 ArrayRef<Attribute> replAttrs,
28 ArrayRef<Type> replTypes) const {
29 return replaceImmediateSubElementsFn(attr, replAttrs, replTypes);
30}
31
32//===----------------------------------------------------------------------===//
33// Attribute
34//===----------------------------------------------------------------------===//
35
36/// Return the context this attribute belongs to.
37MLIRContext *Attribute::getContext() const { return getDialect().getContext(); }
38
39//===----------------------------------------------------------------------===//
40// NamedAttribute
41//===----------------------------------------------------------------------===//
42
43NamedAttribute::NamedAttribute(StringAttr name, Attribute value)
44 : name(name), value(value) {
45 assert(name && value && "expected valid attribute name and value");
46 assert(!name.empty() && "expected valid attribute name");
47}
48
49NamedAttribute::NamedAttribute(StringRef name, Attribute value) : value(value) {
50 assert(value && "expected valid attribute value");
51 assert(!name.empty() && "expected valid attribute name");
52 this->name = StringAttr::get(value.getContext(), name);
53}
54
55StringAttr NamedAttribute::getName() const {
56 return llvm::cast<StringAttr>(name);
57}
58
59Dialect *NamedAttribute::getNameDialect() const {
60 return getName().getReferencedDialect();
61}
62
63void NamedAttribute::setName(StringAttr newName) {
64 assert(name && "expected valid attribute name");
65 name = newName;
66}
67
68bool NamedAttribute::operator<(const NamedAttribute &rhs) const {
69 return getName().compare(rhs.getName()) < 0;
70}
71
72bool NamedAttribute::operator<(StringRef rhs) const {
73 return getName().getValue().compare(rhs) < 0;
74}
75

source code of mlir/lib/IR/Attributes.cpp