package org.jruby.ir.instructions;
import org.jruby.RubyModule;
import org.jruby.ir.IRVisitor;
import org.jruby.ir.Operation;
import org.jruby.ir.operands.MethAddr;
import org.jruby.ir.operands.Operand;
import org.jruby.ir.operands.Symbol;
import org.jruby.ir.operands.Variable;
import org.jruby.ir.transformations.inlining.CloneInfo;
import org.jruby.parser.StaticScope;
import org.jruby.runtime.CallType;
import org.jruby.runtime.DynamicScope;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import java.util.Map;
public class ConstMissingInstr extends CallInstr implements ResultInstr, FixedArityInstr {
private final String missingConst;
public ConstMissingInstr(Variable result, Operand currentModule, String missingConst) {
super(Operation.CONST_MISSING, CallType.FUNCTIONAL, result, new MethAddr("const_missing"), currentModule, new Operand[]{new Symbol(missingConst)}, null);
this.missingConst = missingConst;
}
public String getMissingConst() {
return missingConst;
}
@Override
public void simplifyOperands(Map<Operand, Operand> valueMap, boolean force) {
receiver = receiver.getSimplifiedOperand(valueMap, force);
}
@Override
public Variable getResult() {
return result;
}
@Override
public void updateResult(Variable v) {
this.result = v;
}
// we don't want to convert const_missing to an actual call
@Override
public CallBase specializeForInterpretation() {
return this;
}
@Override
public Instr clone(CloneInfo ii) {
return new ConstMissingInstr(ii.getRenamedVariable(result), receiver.cloneForInlining(ii), missingConst);
}
@Override
public String toString() {
return super.toString() + "(" + receiver + "," + missingConst + ")";
}
@Override
public Object interpret(ThreadContext context, StaticScope currScope, DynamicScope currDynScope, IRubyObject self, Object[] temp) {
RubyModule module = (RubyModule) receiver.retrieve(context, self, currScope, currDynScope, temp);
return module.callMethod(context, "const_missing", context.runtime.fastNewSymbol(missingConst));
}
@Override
public void visit(IRVisitor visitor) {
visitor.ConstMissingInstr(this);
}
}