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ExternLayer.h
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Fri, Mar 13, 11:17 PM

ExternLayer.h
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* ExternLayer.h
*
* Created on: 4/21/15
* Author: pgess <v.melnychenko@xreate.org>
*/
#ifndef XREATE_EXTERNLAYER_H
#define XREATE_EXTERNLAYER_H
#include "llvmlayer.h"
#include <vector>
#include <string>
#include <map>
#include "ast.h"
#include "clang/AST/ASTContext.h"
#include "clang/Frontend/ASTUnit.h"
#include "clang/Frontend/CodeGenOptions.h"
#include "clang/CodeGen/CodeGenABITypes.h"
namespace xreate {
struct ExternData {
void addLibrary(Atom<Identifier_t>&& name, Atom<String_t>&& package);
void addIncludeDecl(Expression&& e);
std::vector<ExternEntry> entries;
std::map<std::string, std::string> __dictLibraries;
};
class ExternLayer {
public:
ExternLayer(LLVMLayer* llvm);
llvm::Function* lookupFunction(const std::string& name);
clang::QualType lookupType(const std::string& id);
std::vector<std::string> getStructFields(const clang::QualType& ty);
llvm::Type* toLLVMType(const clang::QualType& t);
bool isPointer(const clang::QualType& t);
void init(const AST* root);
static std::vector<std::string> fetchPackageFlags(const ExternEntry& entry);
static std::vector<std::string> fetchPackageLibs(const ExternEntry& entry);
private:
std::unique_ptr<clang::ASTUnit> ast;
std::unique_ptr<clang::CodeGen::CodeGenModule> __cgm;
std::unique_ptr<clang::CodeGenOptions> __cgo;
LLVMLayer* __llvm;
std::vector<ExternEntry> entries;
std::map<std::string, llvm::Function*> __functions;
void addExternalData(const std::vector<ExternEntry>& data);
void loadLibraries(std::vector<std::string>&& libs);
};
}
#endif //XREATE_EXTERNLAYER_H

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