if c {
		i = 1
	}
	return f.constVal(OpConstBool, t, i, true)
}
func (f *Func) ConstInt8(t *types.Type, c int8) *Value {
	return f.constVal(OpConst8, t, int64(c), true)
}
func (f *Func) ConstInt16(t *types.Type, c int16) *Value {
	return f.constVal(OpConst16, t, int64(c), true)
}
func (f *Func) ConstInt32(t *types.Type, c int32) *Value {
	return f.constVal(OpConst32, t, int64(c), true)
}

        if (val.getType() == t) return val;
        return rewriter.create<tensor::CastOp>(op.getLoc(), t, val);
      };
      last_val[0] = maybe_cast(const_val, op.getResult(3).getType());
      last_val[1] = maybe_cast(const_val, op.getResult(4).getType());
    }
    rewriter.replaceOp(
        op, {/*x_backprop=*/x_backprop,
             /*scale_backprop=*/scale_backprop,