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F2730374
adhocpass.cpp
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Fri, Mar 13, 10:34 PM
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rXR Xreate
adhocpass.cpp
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/*
* adhoc.cpp
*
* Created on: Nov 28, 2015
* Author: pgess
*/
#include "pass/adhocpass.h"
#include "query/context.h"
namespace xreate { namespace adhoc {
AdhocExpression::AdhocExpression(): Expression(Operator::ADHOC, {})
{}
AdhocExpression::AdhocExpression(const Expression& base): Expression(base)
{}
void
AdhocExpression::setCommand(const Expression& comm){
this->addTags({Expression(Operator::CALL, {Atom<Identifier_t>("adhoc"), comm})});
}
Expression
AdhocExpression::getCommand() const{
assert(this->tags.count("adhoc"));
return this->tags.at("adhoc").getOperands().at(0);
}
AdhocScheme*
AdhocPass::findAssotiatedScheme(CodeScope* entry){
const ScopePacked scopeId = man->clasp->pack(entry);
const context::Domain& domain = queryContext->getContext(scopeId);
AdhocScheme* scheme = nullptr;
for (const Expression& context: domain){
if (context.__state != Expression::IDENT) continue;
if (__schemes.count(context.getValueString())){
assert(!scheme && "Can't determine relevant scheme, ambiguous context");
scheme = __schemes.at(context.getValueString());
}
}
assert(scheme && "Context doesn't define any ad hoc scheme");
return scheme;
}
const TypeAnnotation&
AdhocScheme::getResultType(){
return __resultType;
}
CodeScope*
AdhocScheme::getCommandImplementation(const Expression& comm) {
assert(comm.__state == Expression::IDENT);
const std::string commSerialized = comm.getValueString();
assert(__commands.count(commSerialized) && "Command isn't defined for a selected scheme");
return __commands.at(commSerialized);
}
AdhocScheme::AdhocScheme(const Expression& scheme):
__resultType(scheme.type), __name(scheme.getValueString()) {
Expression exprCasesList = scheme.getOperands()[0];
for (const Expression& exprSingleCase: exprCasesList.getOperands()){
std::string command = exprSingleCase.tags.begin()->second.getValueString();
CodeScope* blockImpl = *(exprSingleCase.blocks.begin());
__commands.emplace(command, blockImpl);
}
}
const std::string&
AdhocScheme::getName(){
return __name;
}
void
AdhocPass::run(){
queryContext = reinterpret_cast<context::ContextQuery*>(man->clasp->registerQuery(new context::ContextQuery(), QueryId::ContextQuery));
auto range = man->root->__interfacesData.equal_range(ASTInterface::Adhoc);
for (auto i=range.first; i!= range.second; ++i){
AdhocScheme* scheme = new AdhocScheme(i->second);
__schemes.emplace(scheme->getName(), scheme);
}
}
}} //end of namespace xreate::adhoc
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