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F4003382
latex.h
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Thu, Jul 9, 8:16 AM
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rXR Xreate
latex.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/.
*/
/*
* Author: pgess <v.melnychenko@xreate.org>
* Created on June 23, 2018, 2:51 PM
*
* \file latex.h
* \brief latex
*/
#ifndef LATEX_H
#define LATEX_H
#include "compilation/latereasoning.h"
#include "compilation/interpretation-instructions.h"
#include "query/latex.h"
#include "pass/compilepass.h"
#include "analysis/interpretation.h"
namespace xreate{
namespace latex{
ExpandedType
getSubjectDomain(const std::string& subject, LatexQuery* query);
/** \brief Latex(Late Context)-enabled decorator for IFunctionUnit
* \extends IFunctionUnit
*/
template<class Parent>
class LatexBruteFunctionDecorator: public Parent{
public:
LatexBruteFunctionDecorator(ManagedFnPtr f, CompilePass* p)
: Parent(f, p){
__query = reinterpret_cast<LatexQuery*> (Parent::pass->man->transcend->getQuery(QueryId::LatexQuery));
}
protected:
std::vector<llvm::Type*>
prepareSignature(){
std::vector<llvm::Type*>&& signature = Parent::prepareSignature();
const Demand& demand = __query->getFnDemand(Parent::function->getName());
signature.reserve(signature.size() + demand.size());
for(const std::string& subject: demand){
const ExpandedType& subjectT = getSubjectDomain(subject, __query);
Expression bindingE;
bindingE.type = subjectT;
std::string argCaption = std::string("latex_") + subject;
Parent::function->addBinding(Atom<Identifier_t>(std::string(argCaption)), std::move(bindingE));
llvm::Type* subjectTRaw = Parent::pass->man->llvm->toLLVMType(subjectT);
signature.push_back(subjectTRaw);
}
return signature;
}
public:
LatexQuery* __query;
};
class ExtraArgsFnInvocation: public compilation::IFnInvocation{
public:
ExtraArgsFnInvocation(std::vector<llvm::Value*> argsLatex, compilation::IFnInvocation* parent)
: __argsLatex(argsLatex), __parent(parent){ }
llvm::Value* operator()(std::vector<llvm::Value *>&& args, const std::string& hintDecl = "");
private:
std::vector<llvm::Value*> __argsLatex;
compilation::IFnInvocation* __parent;
};
template<class Parent>
class LatexBruteScopeDecorator: public Parent{
public:
LatexBruteScopeDecorator(const CodeScope * const codeScope, compilation::IFunctionUnit* f, CompilePass* compilePass)
: Parent(codeScope, f, compilePass){ }
compilation::IFnInvocation*
findFunction(const Expression& opCall){
compilation::IFnInvocation* invocDefault = Parent::findFunction(opCall);
const std::string& calleeName = opCall.getValueString();
LatexQuery* query = reinterpret_cast<LatexQuery*> (Parent::pass->man->transcend->getQuery(QueryId::LatexQuery));
const Demand& fnCalleeDemand = query->getFnDemand(calleeName);
if(!fnCalleeDemand.size()) return invocDefault;
//prepare latex arguments
std::vector<llvm::Value*> argsLatex;
argsLatex.reserve(fnCalleeDemand.size());
for(const std::string& subject: fnCalleeDemand){
ExpandedType subjectT = getSubjectDomain(subject, query);
llvm::Type* subjectTRaw = Parent::pass->man->llvm->toLLVMType(subjectT);
const latereasoning::LateAnnotation& decision = query->getDecision(subject, Parent::scope);
compilation::Context ctx{this, Parent::function, Parent::pass};
interpretation::InterpretationScope* scopeIntrpr =
Parent::pass->targetInterpretation->transformContext(ctx);
latereasoning::LateReasoningCompiler* compiler
= new latereasoning::LateReasoningCompiler(scopeIntrpr, ctx);
llvm::Value* subjectRaw = compiler->compileAutoExpand(
decision,
subjectTRaw,
subject,
[&](const Gringo::Symbol & decisionRaw){
const Expression& decisionE = interpretation::representTransExpression(
decisionRaw.args()[2], subjectT, Parent::pass->man->transcend);
Attachments::put<TypeInferred>(decisionE, subjectT);
return Parent::process(decisionE, subject);
});
argsLatex.push_back(subjectRaw);
}
return new ExtraArgsFnInvocation(std::move(argsLatex), invocDefault);
}
};
}
} //end of namespace xreate::context
#endif /* LATEX_H */
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