forked from OSchip/llvm-project
60 lines
2.3 KiB
C++
60 lines
2.3 KiB
C++
//===- Attributes.cpp - MLIR Affine Expr Classes --------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/IR/Attributes.h"
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#include "mlir/IR/Dialect.h"
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using namespace mlir;
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using namespace mlir::detail;
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//===----------------------------------------------------------------------===//
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// AttributeStorage
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//===----------------------------------------------------------------------===//
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AttributeStorage::AttributeStorage(Type type)
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: type(type.getAsOpaquePointer()) {}
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AttributeStorage::AttributeStorage() : type(nullptr) {}
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Type AttributeStorage::getType() const {
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return Type::getFromOpaquePointer(type);
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}
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void AttributeStorage::setType(Type newType) {
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type = newType.getAsOpaquePointer();
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}
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//===----------------------------------------------------------------------===//
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// Attribute
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//===----------------------------------------------------------------------===//
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/// Return the type of this attribute.
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Type Attribute::getType() const { return impl->getType(); }
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/// Return the context this attribute belongs to.
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MLIRContext *Attribute::getContext() const { return getType().getContext(); }
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/// Get the dialect this attribute is registered to.
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Dialect &Attribute::getDialect() const {
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return impl->getAbstractAttribute().getDialect();
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}
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//===----------------------------------------------------------------------===//
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// NamedAttribute
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//===----------------------------------------------------------------------===//
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bool mlir::operator<(const NamedAttribute &lhs, const NamedAttribute &rhs) {
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return strcmp(lhs.first.data(), rhs.first.data()) < 0;
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}
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bool mlir::operator<(const NamedAttribute &lhs, StringRef rhs) {
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// This is correct even when attr.first.data()[name.size()] is not a zero
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// string terminator, because we only care about a less than comparison.
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// This can't use memcmp, because it doesn't guarantee that it will stop
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// reading both buffers if one is shorter than the other, even if there is
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// a difference.
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return strncmp(lhs.first.data(), rhs.data(), rhs.size()) < 0;
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}
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