mirror of https://github.com/microsoft/clang.git
90 lines
3.2 KiB
C++
90 lines
3.2 KiB
C++
//==--- CodeGenABITypes.cpp - Convert Clang types to LLVM types for ABI ----==//
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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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// CodeGenABITypes is a simple interface for getting LLVM types for
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// the parameters and the return value of a function given the Clang
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// types.
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//
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// The class is implemented as a public wrapper around the private
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// CodeGenTypes class in lib/CodeGen.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/CodeGen/CodeGenABITypes.h"
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#include "CGRecordLayout.h"
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#include "CodeGenModule.h"
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#include "clang/CodeGen/CGFunctionInfo.h"
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#include "clang/Frontend/CodeGenOptions.h"
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#include "clang/Lex/HeaderSearchOptions.h"
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#include "clang/Lex/PreprocessorOptions.h"
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using namespace clang;
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using namespace CodeGen;
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const CGFunctionInfo &
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CodeGen::arrangeObjCMessageSendSignature(CodeGenModule &CGM,
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const ObjCMethodDecl *MD,
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QualType receiverType) {
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return CGM.getTypes().arrangeObjCMessageSendSignature(MD, receiverType);
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}
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const CGFunctionInfo &
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CodeGen::arrangeFreeFunctionType(CodeGenModule &CGM,
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CanQual<FunctionProtoType> Ty,
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const FunctionDecl *FD) {
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return CGM.getTypes().arrangeFreeFunctionType(Ty, FD);
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}
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const CGFunctionInfo &
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CodeGen::arrangeFreeFunctionType(CodeGenModule &CGM,
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CanQual<FunctionNoProtoType> Ty) {
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return CGM.getTypes().arrangeFreeFunctionType(Ty);
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}
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const CGFunctionInfo &
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CodeGen::arrangeCXXMethodType(CodeGenModule &CGM,
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const CXXRecordDecl *RD,
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const FunctionProtoType *FTP,
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const CXXMethodDecl *MD) {
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return CGM.getTypes().arrangeCXXMethodType(RD, FTP, MD);
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}
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const CGFunctionInfo &
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CodeGen::arrangeFreeFunctionCall(CodeGenModule &CGM,
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CanQualType returnType,
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ArrayRef<CanQualType> argTypes,
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FunctionType::ExtInfo info,
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RequiredArgs args) {
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return CGM.getTypes().arrangeLLVMFunctionInfo(
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returnType, /*IsInstanceMethod=*/false, /*IsChainCall=*/false, argTypes,
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info, {}, args);
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}
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llvm::FunctionType *
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CodeGen::convertFreeFunctionType(CodeGenModule &CGM, const FunctionDecl *FD) {
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assert(FD != nullptr && "Expected a non-null function declaration!");
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llvm::Type *T = CGM.getTypes().ConvertFunctionType(FD->getType(), FD);
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if (auto FT = dyn_cast<llvm::FunctionType>(T))
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return FT;
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return nullptr;
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}
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llvm::Type *
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CodeGen::convertTypeForMemory(CodeGenModule &CGM, QualType T) {
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return CGM.getTypes().ConvertTypeForMem(T);
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}
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unsigned CodeGen::getLLVMFieldNumber(CodeGenModule &CGM,
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const RecordDecl *RD,
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const FieldDecl *FD) {
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return CGM.getTypes().getCGRecordLayout(RD).getLLVMFieldNo(FD);
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}
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