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i12ninst.cpp
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Tue, Jul 7, 11:22 AM
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rXR Xreate
i12ninst.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/.
*
* Author: pgess <v.melnychenko@xreate.org>
* Created on June 15, 2018, 5:32 PM
*/
#include "compilation/i12ninst.h"
#include "analysis/interpretation.h"
#include "transcendlayer.h"
#include "targets.h"
#include "aux/latereasoning.h"
#include "latetranscend.h"
#include "aux/transcend-decorators.h"
#include "compilation/targetinterpretation.h"
using namespace std;
using namespace xreate::latereasoning;
namespace xreate{
namespace interpretation{
Expression
IntrinsicQueryInstruction::process(const Expression& expression) {
AST* ast = static_cast<TargetInterpretation*> (__fnI12n->man)->ast;
TranscendLayer* transcend = static_cast<TargetInterpretation*> (__fnI12n->man)->pass->man->transcend;
ExpandedType targetT = ast->getType(expression);
assert(expression.operands.size() == 1);
assert(expression.operands.front().__state == Expression::STRING);
assert(targetT->__operator == TypeOperator::LIST_ARRAY);
std::string namePredicate = expression.operands.front().getValueString();
StaticModel model = (static_cast<TargetInterpretation*> (__fnI12n->man))->pass->man->transcend->query(namePredicate);
Expression result(Operator::LIST,{});
result.operands.reserve(model.size());
ExpandedType elementT = targetT->__operands.at(0).__operator == TypeOperator::SLAVE
? dereferenceSlaveType(ExpandedType(targetT->__operands.at(0)), transcend)
: ExpandedType(targetT->__operands.at(0));
if(model.size()) {
if (elementT->__operator == TypeOperator::LIST_RECORD) {
//edge case, content's type is LIST_NAMED:
for(const auto& row : model) {
result.operands.push_back(representTransExpression(row.second, elementT, transcend));
}
} else {
for (const auto& row : model) {
assert(row.second.args().size);
result.operands.push_back(representTransExpression(row.second.args()[0], elementT, transcend));
}
}
}
return result;
}
llvm::Value*
IntrinsicQueryInstruction::processLate(const Expression& expression, const compilation::Context& context) {
assert(expression.blocks.size());
CodeScope* body = expression.blocks.front();
PassManager* man = static_cast<TargetInterpretation*> (__fnI12n->man)->pass->man;
compilation::ICodeScopeUnit* bodyBrute = context.function->getScopeUnit(body);
llvm::Type* instructionT = man->llvm->toLLVMType(man->root->getType(expression));
Expression atomNameE = __fnI12n->getScope(context.scope->scope)->process(expression.operands.front());
assert(atomNameE.__state == Expression::STRING);
string atomName = atomNameE.getValueString();
std::string argName = expression.bindings.front();
ExpandedType argT = man->root->getType(body->getDefinition(body->getSymbol(argName)));
if (argT->__operator == TypeOperator::SLAVE){
argT = dereferenceSlaveType(argT, man->transcend);
}
auto transcend =
Decorators<LateReasoningTranscendDecoratorTag>::getInterface(man->transcend);
LateReasoningCompiler* compiler =
new latereasoning::LateReasoningCompiler(__fnI12n, context);
SymbolPacked targetSP = transcend->pack(Attachments::get<ExprAlias_A>(expression));
LateAnnotationsGroup feedbackAG = transcend->queryLate(atomName);
for(const auto& feedback : feedbackAG.annotations) {
SymbolPacked targetExpectedSP = ParseImplAtom<SymbolPacked>::get(feedback.first);
if (targetExpectedSP == targetSP) {
const LateAnnotation& annotation = feedback.second;
return compiler->compileAutoExpand(annotation, instructionT, "",
[transcend, &argT, this, body, bodyBrute, &argName](const Gringo::Symbol & atomRaw) {
InterpretationScope* bodyI12n = __fnI12n->getScope(body);
Expression argValue;
if (argT->__operator == TypeOperator::LIST_RECORD) {
argValue = representTransExpression(atomRaw, argT, transcend);
} else {
argValue = representTransExpression(atomRaw.args()[0], argT, transcend);
}
bodyI12n->overrideBindings({
{argValue, argName}});
bodyBrute->reset();
return bodyBrute->compile();
});
}
}
assert(false && "No appropriate late annotation");
return nullptr; //should not be ever reachable
}
}
} //end of xreate::interpretation
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