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Created: Tue, Jul 7, 3:45 PM

passmanager.cpp
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	#include <pass/abstractpass.h>
	#include "query/containers.h"
	#include "passmanager.h"
	#include "pass/compilepass.h"

	#include "Parser.h"
	#include "pass/cfgpass.h"
	#include "pass/dfgpass.h"
	#include "pass/logging.h"
	#include <list>

	using namespace xreate;
	using namespace std;

	PassManager*
	PassManager::prepareForCode(std::string&& code){
	Scanner scanner(reinterpret_cast<const unsigned char*>(code.c_str()), code.size());
	return prepareForCode(scanner);
	}

	PassManager*
	PassManager::prepareForCode(Scanner& scanner){
	Parser parser(&scanner);
	parser.Parse();
	assert(!parser.errors->count && "Parser errors");

	PassManager* man = new PassManager;
	AST* ast = new AST(parser.root);

	man->root = ast;
	man->clasp = new ClaspLayer();

	man->clasp->ast = man->root;
	man->llvm = new LLVMLayer(man->root);

	CFGPass* passCFG = new CFGPass(man);

	man->registerPass(new DFGPass(man), passCFG);
	man->registerPass(passCFG);

	return man;
	}



	void
	PassManager::registerPass(AbstractPassBase* pass, AbstractPassBase* parent)
	{
	__passes.emplace(parent, pass);
	}

	void*
	PassManager::run()
	{
	runWithoutCompilation();

	CompilePass* compiler = new CompilePass(this);
	compiler->run();

	//Compiler Dependents:
	Logging* logger = new Logging(this);
	logger->initDependencies(compiler);
	logger->run();

	llvm->print();
	llvm->initJit();
	return llvm->getFunctionPointer(compiler->getEntryFunction());
	}

	void PassManager::runWithoutCompilation(){
	std::list<AbstractPassBase*> passes{nullptr};
	while (passes.size()){
	AbstractPassBase* parent = passes.front();

	auto range = __passes.equal_range(parent);

	for (auto i=range.first; i!=range.second; ++i){
	AbstractPassBase* pass = i->second;

	pass->run();
	pass->finish();

	passes.push_back(pass);
	}

	passes.pop_front();
	}

	clasp->registerdQuery(new containers::Query());
	clasp->run();
	}

	PassManager::~PassManager(){}

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