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Created: Tue, Jul 7, 4:48 AM

lambdas.cpp
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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/.
	*
	* File: lambdas.cpp
	* Author: pgess <v.melnychenko@xreate.org>
	*
	* Created in April, 2020
	*/

	#include "compilation/lambdas.h"
	#include "llvmlayer.h"
	#include "compilation/resources.h"

	using namespace xreate::compilation;
	using namespace std;

	unsigned LambdaBruteFn::__counter = 0;

	std::string
	LambdaBruteFn::prepareName(){
	return string(LAMBDA_PREFIX) + "_" + __hintAlias + "_" + to_string(__counter++);
	}

	std::vector<llvm::Type*>
	LambdaBruteFn::prepareSignature(){
	return getScopeSignature(IBruteFunction::__entry);
	}

	llvm::Type*
	LambdaBruteFn::prepareResult(){
	LLVMLayer* llvm = IBruteFunction::pass->man->llvm;
	AST* ast = IBruteFunction::pass->man->root;

	return llvm->toLLVMType(ast->getType(__entry->getBody()));
	}

	llvm::Function::arg_iterator
	LambdaBruteFn::prepareBindings(){
	CodeScope* entry = IBruteFunction::__entry;
	IBruteScope* entryCompilation = IBruteFunction::getBruteScope(entry);
	llvm::Function::arg_iterator fargsI = IBruteFunction::raw->arg_begin();

	for (std::string &arg : entry->__bindings) {
	ScopedSymbol argid{entry->__identifiers[arg], versions::VERSION_NONE};

	entryCompilation->bindArg(&*fargsI, argid);
	fargsI->setName(arg);
	++fargsI;
	}

	return fargsI;
	}

	void
	LambdaBruteFn::applyAttributes(){
	raw->addFnAttr(llvm::Attribute::AlwaysInline);
	}

	llvm::Function*
	LambdaIR::compile(CodeScope* body, const std::string& hintAlias){
	LambdaBruteFn fnLambda(body, __pass, hintAlias);

	return fnLambda.compile();
	}

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