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f6670729aa
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170631 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
//===-- AttributeImpl.h - Attribute Internals -------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines various helper methods and classes used by LLVMContextImpl
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// for creating and managing attributes.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ATTRIBUTESIMPL_H
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#define LLVM_ATTRIBUTESIMPL_H
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#include "llvm/ADT/FoldingSet.h"
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#include "llvm/Attributes.h"
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namespace llvm {
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class LLVMContext;
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class AttributeImpl : public FoldingSetNode {
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uint64_t Bits; // FIXME: We will be expanding this.
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public:
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AttributeImpl(uint64_t bits) : Bits(bits) {}
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bool hasAttribute(uint64_t A) const;
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bool hasAttributes() const;
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bool hasAttributes(const Attribute &A) const;
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uint64_t getAlignment() const;
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uint64_t getStackAlignment() const;
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uint64_t Raw() const { return Bits; } // FIXME: Remove.
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static uint64_t getAttrMask(uint64_t Val);
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void Profile(FoldingSetNodeID &ID) const {
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Profile(ID, Bits);
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}
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static void Profile(FoldingSetNodeID &ID, uint64_t Bits) {
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ID.AddInteger(Bits);
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}
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};
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class AttributeSetImpl : public FoldingSetNode {
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// AttributesList is uniqued, these should not be publicly available.
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void operator=(const AttributeSetImpl &) LLVM_DELETED_FUNCTION;
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AttributeSetImpl(const AttributeSetImpl &) LLVM_DELETED_FUNCTION;
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public:
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LLVMContext &Context;
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SmallVector<AttributeWithIndex, 4> Attrs;
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AttributeSetImpl(LLVMContext &C, ArrayRef<AttributeWithIndex> attrs)
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: Context(C), Attrs(attrs.begin(), attrs.end()) {}
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void Profile(FoldingSetNodeID &ID) const {
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Profile(ID, Attrs);
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}
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static void Profile(FoldingSetNodeID &ID, ArrayRef<AttributeWithIndex> Attrs){
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for (unsigned i = 0, e = Attrs.size(); i != e; ++i) {
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ID.AddInteger(Attrs[i].Attrs.Raw());
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ID.AddInteger(Attrs[i].Index);
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}
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}
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};
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} // end llvm namespace
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#endif
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