59 lines
1.7 KiB
Scala
59 lines
1.7 KiB
Scala
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// See LICENSE.SiFive for license details.
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package freechips.rocketchip.util.property
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import Chisel._
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import chisel3.internal.sourceinfo.{SourceInfo, SourceLine}
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import freechips.rocketchip.config.{Field, Parameters}
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case object PropertyLibrary extends Field[BasePropertyLibrary](new DefaultPropertyLibrary)
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sealed abstract class PropertyType(name: String) {
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override def toString: String = name
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}
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object PropertyType {
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object Assert extends PropertyType("Assert")
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object Assume extends PropertyType("Assume")
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object Cover extends PropertyType("Cover")
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}
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trait BasePropertyParameters {
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val pType: PropertyType
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val cond: Bool
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val label: String
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val message: String
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}
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case class CoverPropertyParameters(
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cond: Bool,
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label: String = "",
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message: String = "") extends BasePropertyParameters {
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val pType = PropertyType.Cover
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}
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abstract class BasePropertyLibrary {
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def generateProperty(prop_param: BasePropertyParameters)(implicit sourceInfo: SourceInfo)
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}
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class DefaultPropertyLibrary extends BasePropertyLibrary {
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def generateProperty(prop_param: BasePropertyParameters)(implicit sourceInfo: SourceInfo) {
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// default is to do nothing
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Unit
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}
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}
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object cover {
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def apply(cond: Bool)(implicit sourceInfo: SourceInfo, p: Parameters): Unit = {
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p(PropertyLibrary).generateProperty(CoverPropertyParameters(cond))
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}
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def apply(cond: Bool, label: String)(implicit sourceInfo: SourceInfo, p: Parameters): Unit = {
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p(PropertyLibrary).generateProperty(CoverPropertyParameters(cond, label))
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}
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def apply(cond: Bool, label: String, message: String)(implicit sourceInfo: SourceInfo, p: Parameters): Unit = {
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p(PropertyLibrary).generateProperty(CoverPropertyParameters(cond, label, message))
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}
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}
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