package org.jruby.ir.instructions;
import org.jruby.RubyRegexp;
import org.jruby.ir.IRVisitor;
import org.jruby.ir.Operation;
import org.jruby.ir.operands.Operand;
import org.jruby.ir.operands.Variable;
import org.jruby.ir.transformations.inlining.InlinerInfo;
import org.jruby.runtime.Block;
import org.jruby.runtime.DynamicScope;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import java.util.Map;
public class MatchInstr extends Instr implements ResultInstr {
private Variable result;
private Operand receiver;
public MatchInstr(Variable result, Operand receiver) {
super(Operation.MATCH);
assert result != null: "MatchInstr result is null";
this.result = result;
this.receiver = receiver;
}
@Override
public Operand[] getOperands() {
return new Operand[] { receiver };
}
@Override
public String toString() {
return super.toString() + "(" + receiver + ")";
}
@Override
public void simplifyOperands(Map<Operand, Operand> valueMap, boolean force) {
receiver = receiver.getSimplifiedOperand(valueMap, force);
}
public Variable getResult() {
return result;
}
public void updateResult(Variable v) {
this.result = v;
}
@Override
public Instr cloneForInlining(InlinerInfo ii) {
return new MatchInstr((Variable) result.cloneForInlining(ii), receiver.cloneForInlining(ii));
}
@Override
public Object interpret(ThreadContext context, DynamicScope currDynScope, IRubyObject self, Object[] temp, Block block) {
RubyRegexp regexp = (RubyRegexp) receiver.retrieve(context, self, currDynScope, temp);
return context.runtime.is1_9() ?
regexp.op_match2_19(context) :
regexp.op_match2(context);
}
@Override
public void visit(IRVisitor visitor) {
visitor.MatchInstr(this);
}
}