forked from OSchip/llvm-project
49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
//===--- MangleNumberingContext.cpp - Context for mangling numbers --------===//
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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 the LambdaMangleContext class, which keeps track of
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// the Itanium C++ ABI mangling numbers for lambda expressions.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/MangleNumberingContext.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/DeclCXX.h"
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using namespace clang;
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unsigned
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MangleNumberingContext::getManglingNumber(const CXXMethodDecl *CallOperator) {
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const FunctionProtoType *Proto
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= CallOperator->getType()->getAs<FunctionProtoType>();
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ASTContext &Context = CallOperator->getASTContext();
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QualType Key = Context.getFunctionType(Context.VoidTy, Proto->getArgTypes(),
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FunctionProtoType::ExtProtoInfo());
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Key = Context.getCanonicalType(Key);
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return ++ManglingNumbers[Key->castAs<FunctionProtoType>()];
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}
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unsigned
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MangleNumberingContext::getManglingNumber(const BlockDecl *BD) {
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// FIXME: Compute a BlockPointerType? Not obvious how.
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const Type *Ty = 0;
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return ++ManglingNumbers[Ty];
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}
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unsigned
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MangleNumberingContext::getManglingNumber(const VarDecl *VD) {
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return ++VarManglingNumbers[VD->getIdentifier()];
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}
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unsigned
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MangleNumberingContext::getManglingNumber(const TagDecl *TD) {
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return ++TagManglingNumbers[TD->getIdentifier()];
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}
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