[rocket] use more standard pattern for computing integer min
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@ -125,7 +125,7 @@ class DmaFrontend(implicit p: Parameters) extends CoreModule()(p)
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val last_src_vpn = Reg(UInt(width = vpnBits))
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val last_dst_vpn = Reg(UInt(width = vpnBits))
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val tx_len = Util.minUInt(src_pglen, dst_pglen, bytes_left)
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val tx_len = src_pglen min dst_pglen min bytes_left
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val dma_busy = Reg(init = UInt(0, tlMaxClientXacts))
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val dma_xact_id = PriorityEncoder(~dma_busy)
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@ -44,12 +44,6 @@ object Util {
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def toBits(): UInt = Cat(x.map(_.toBits).reverse)
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}
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def minUInt(values: Seq[UInt]): UInt =
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values.reduce((a, b) => Mux(a < b, a, b))
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def minUInt(first: UInt, rest: UInt*): UInt =
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minUInt(first +: rest.toSeq)
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implicit class UIntIsOneOf(val x: UInt) extends AnyVal {
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def isOneOf(s: Seq[UInt]): Bool = s.map(x === _).reduce(_||_)
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