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package org.shedlang.compiler.shidtopatio;
import org.shedlang.compiler.patio.instructions.PatioMemoryLoad;
import org.shedlang.compiler.patio.instructions.PatioMemoryStore;
import org.shedlang.compiler.patio.operands.PatioLocalRef;
import org.shedlang.compiler.patio.operands.PatioOperand;
import org.shedlang.compiler.patio.types.PatioDataLayout;
import org.shedlang.compiler.patio.types.PatioDataLayouts;
import org.shedlang.compiler.patio.types.PatioTypes;
import org.shedlang.compiler.sources.Source;
import java.util.List;
public class ShidToPatioVars {
private ShidToPatioVars() {
}
private static class VarRuntimeType implements RuntimeType {
private static final PatioDataLayout LAYOUT =
ShidToPatioGc.gcObjectDataLayout(
PatioDataLayouts.struct(List.of(
PatioDataLayouts.fromType(ShidToPatioTypes.VALUE_TYPE)
))
);
@Override
public PatioDataLayout layout() {
return LAYOUT;
}
private static final List<Integer> GC_CHILDREN_OFFSET =
ShidToPatioGc.gcObjectOffset(List.of());
@Override
public List<Integer> gcChildrenOffset() {
return GC_CHILDREN_OFFSET;
}
@Override
public int gcChildrenCount() {
return 1;
}
private static final List<Integer> VALUE_OFFSET = ShidToPatioGc.gcObjectOffset(List.of(0));
public List<Integer> valueOffset() {
return VALUE_OFFSET;
}
}
private static final VarRuntimeType VAR_RUNTIME_TYPE = new VarRuntimeType();
public static ShidToPatioContext alloc(
String shidName,
Source source,
ShidToPatioContext context
) {
var patioLocalResult = context.declareShidVal(
shidName,
PatioTypes.DATA_PTR
);
var patioLocal = patioLocalResult.value();
context = patioLocalResult.context();
context = ShidToPatioGc.alloc(
patioLocal,
VAR_RUNTIME_TYPE,
source,
context
);
context = context.initShidLocal(shidName);
return context;
}
public static ShidToPatioContext store(
String shidName,
PatioOperand value,
Source source,
ShidToPatioContext context
) {
return context.addInstruction(new PatioMemoryStore(
context.shidLocalNameToLocal(shidName),
VAR_RUNTIME_TYPE.layout(),
VAR_RUNTIME_TYPE.valueOffset(),
value,
source
));
}
public static ShidToPatioContext load(
PatioLocalRef destination,
String shidName,
Source source,
ShidToPatioContext context
) {
return context.addInstruction(new PatioMemoryLoad(
destination,
context.shidLocalNameToLocal(shidName),
VAR_RUNTIME_TYPE.layout(),
VAR_RUNTIME_TYPE.valueOffset(),
source
));
}
}
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