org.jruby.ir.instructions.BEQInstr Maven / Gradle / Ivy
package org.jruby.ir.instructions;
import org.jruby.ir.IRVisitor;
import org.jruby.ir.Operation;
import org.jruby.ir.operands.BooleanLiteral;
import org.jruby.ir.operands.Label;
import org.jruby.ir.operands.Nil;
import org.jruby.ir.operands.Operand;
import org.jruby.ir.operands.UndefinedValue;
import org.jruby.ir.transformations.inlining.InlinerInfo;
public class BEQInstr extends BranchInstr {
public static BranchInstr create(Operand v1, Operand v2, Label jmpTarget) {
if (v2 instanceof BooleanLiteral) {
return ((BooleanLiteral) v2).isTrue() ? new BTrueInstr(v1, jmpTarget) : new BFalseInstr(v1, jmpTarget);
}
if (v2 instanceof Nil) return new BNilInstr(v1, jmpTarget);
if (v2 == UndefinedValue.UNDEFINED) return new BUndefInstr(v1, jmpTarget);
return new BEQInstr(v1, v2, jmpTarget);
}
protected BEQInstr(Operand v1, Operand v2, Label jmpTarget) {
super(Operation.BEQ, v1, v2, jmpTarget);
}
@Override
public Instr cloneForInlinedScope(InlinerInfo ii) {
return new BEQInstr(getArg1().cloneForInlining(ii), getArg2().cloneForInlining(ii), ii.getRenamedLabel(getJumpTarget()));
}
@Override
public Instr cloneForBlockCloning(InlinerInfo ii) {
return new BEQInstr(getArg1().cloneForInlining(ii), getArg2().cloneForInlining(ii), getJumpTarget());
}
@Override
public void visit(IRVisitor visitor) {
visitor.BEQInstr(this);
}
}
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