| //===----- CGCall.h - Encapsulate calling convention details ----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // These classes wrap the information about a call or function |
| // definition used to handle ABI compliancy. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef CLANG_CODEGEN_CGCALL_H |
| #define CLANG_CODEGEN_CGCALL_H |
| |
| #include <llvm/ADT/FoldingSet.h> |
| #include "clang/AST/Type.h" |
| |
| #include "CGValue.h" |
| |
| namespace llvm { |
| class Function; |
| struct AttributeWithIndex; |
| class Value; |
| |
| template<typename T, unsigned> class SmallVector; |
| } |
| |
| namespace clang { |
| class ASTContext; |
| class Decl; |
| class FunctionDecl; |
| class ObjCMethodDecl; |
| class VarDecl; |
| |
| namespace CodeGen { |
| typedef llvm::SmallVector<llvm::AttributeWithIndex, 8> AttributeListType; |
| |
| /// CallArgList - Type for representing both the value and type of |
| /// arguments in a call. |
| typedef llvm::SmallVector<std::pair<RValue, QualType>, 16> CallArgList; |
| |
| /// FunctionArgList - Type for representing both the decl and type |
| /// of parameters to a function. The decl must be either a |
| /// ParmVarDecl or ImplicitParamDecl. |
| typedef llvm::SmallVector<std::pair<const VarDecl*, QualType>, |
| 16> FunctionArgList; |
| |
| /// CGFunctionInfo - Class to encapsulate the information about a |
| /// function definition. |
| class CGFunctionInfo : public llvm::FoldingSetNode { |
| llvm::SmallVector<QualType, 16> ArgTypes; |
| |
| public: |
| typedef llvm::SmallVector<QualType, 16>::const_iterator arg_iterator; |
| |
| CGFunctionInfo(QualType ResTy, |
| const llvm::SmallVector<QualType, 16> &ArgTys); |
| |
| arg_iterator arg_begin() const; |
| arg_iterator arg_end() const; |
| |
| QualType getReturnType() const { return ArgTypes[0]; } |
| |
| void Profile(llvm::FoldingSetNodeID &ID) { |
| Profile(ID, getReturnType(), arg_begin(), arg_end()); |
| } |
| template<class Iterator> |
| static void Profile(llvm::FoldingSetNodeID &ID, |
| QualType ResTy, |
| Iterator begin, |
| Iterator end) { |
| ResTy.Profile(ID); |
| for (; begin != end; ++begin) |
| begin->Profile(ID); |
| } |
| }; |
| } // end namespace CodeGen |
| } // end namespace clang |
| |
| #endif |