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Use CDEMatchError for improved performance (#304)

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This commit is contained in:
Jack Koenig
2016-09-15 19:47:18 -07:00
committed by Andrew Waterman
parent 29ce599ea2
commit f2fe437fa4
3 changed files with 15 additions and 8 deletions
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15
src/main/scala/uncore/Builder.scala
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@ -1,7 +1,7 @@
package uncore
import Chisel._
import cde.{Config, Parameters, ParameterDump, Knob, Dump}
import cde.{Config, Parameters, ParameterDump, Knob, Dump, CDEMatchError}
import junctions.PAddrBits
import uncore.tilelink._
import uncore.agents._
@ -85,6 +85,7 @@ class DefaultL2Config extends Config (
case ECCCode => None
case AmoAluOperandBits => 64
case SplitMetadata => false
case _ => throw new CDEMatchError
// case XLen => 128
}},
knobValues = {
@ -93,22 +94,24 @@ class DefaultL2Config extends Config (
case "NTILES" => 2
case "N_CACHED_TILES" => 2
case "L2_CAPACITY_IN_KB" => 256
case _ => throw new CDEMatchError
}
)
class WithPLRU extends Config(
(pname, site, here) => pname match {
case L2Replacer => () => new SeqPLRU(site(NSets), site(NWays))
case _ => throw new CDEMatchError
})
class PLRUL2Config extends Config(new WithPLRU ++ new DefaultL2Config)
class With1L2Ways extends Config(knobValues = { case "L2_WAYS" => 1 })
class With2L2Ways extends Config(knobValues = { case "L2_WAYS" => 2 })
class With4L2Ways extends Config(knobValues = { case "L2_WAYS" => 4 })
class With1L2Ways extends Config(knobValues = { case "L2_WAYS" => 1; case _ => throw new CDEMatchError })
class With2L2Ways extends Config(knobValues = { case "L2_WAYS" => 2; case _ => throw new CDEMatchError })
class With4L2Ways extends Config(knobValues = { case "L2_WAYS" => 4; case _ => throw new CDEMatchError })
class With1Cached extends Config(knobValues = { case "N_CACHED_TILES" => 1 })
class With2Cached extends Config(knobValues = { case "N_CACHED_TILES" => 2 })
class With1Cached extends Config(knobValues = { case "N_CACHED_TILES" => 1; case _ => throw new CDEMatchError })
class With2Cached extends Config(knobValues = { case "N_CACHED_TILES" => 2; case _ => throw new CDEMatchError })
class W1Cached1WaysConfig extends Config(new With1L2Ways ++ new With1Cached ++ new DefaultL2Config)