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// See LICENSE for license details.
package chisel3.util
import chisel3._
import chisel3.core.SeqUtils
/** Concatenates elements of the input, in order, together.
*
* @example {{{
* Cat("b101".U, "b11".U) // equivalent to "b101 11".U
* Cat(myUIntWire0, myUIntWire1)
*
* Cat(Seq("b101".U, "b11".U)) // equivalent to "b101 11".U
* Cat(mySeqOfBits)
* }}}
*/
object Cat {
/** Concatenates the argument data elements, in argument order, together. The first argument
* forms the most significant bits, while the last argument forms the least significant bits.
*/
def apply[T <: Bits](a: T, r: T*): UInt = apply(a :: r.toList)
/** Concatenates the data elements of the input sequence, in reverse sequence order, together.
* The first element of the sequence forms the most significant bits, while the last element
* in the sequence forms the least significant bits.
*
* Equivalent to r(0) ## r(1) ## ... ## r(n-1).
*/
def apply[T <: Bits](r: Seq[T]): UInt = SeqUtils.asUInt(r.reverse)
}
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