diff options
Diffstat (limited to 'src/main/scala/firrtl/annotations/analysis')
| -rw-r--r-- | src/main/scala/firrtl/annotations/analysis/DuplicationHelper.scala | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/main/scala/firrtl/annotations/analysis/DuplicationHelper.scala b/src/main/scala/firrtl/annotations/analysis/DuplicationHelper.scala index f892c508..8f925ee7 100644 --- a/src/main/scala/firrtl/annotations/analysis/DuplicationHelper.scala +++ b/src/main/scala/firrtl/annotations/analysis/DuplicationHelper.scala @@ -12,24 +12,25 @@ import scala.collection.mutable * Calculates needed modifications to a circuit's module/instance hierarchy */ case class DuplicationHelper(existingModules: Set[String]) { + // Maps instances to the module it instantiates (an ofModule) - type InstanceOfModuleMap = mutable.HashMap[Instance, OfModule] + type InstanceOfModuleMap = mutable.LinkedHashMap[Instance, OfModule] // Maps a module to the instance/ofModules it instantiates - type ModuleHasInstanceOfModuleMap = mutable.HashMap[String, InstanceOfModuleMap] + type ModuleHasInstanceOfModuleMap = mutable.LinkedHashMap[String, InstanceOfModuleMap] // Maps original module names to new duplicated modules and their encapsulated instance/ofModules - type DupMap = mutable.HashMap[String, ModuleHasInstanceOfModuleMap] + type DupMap = mutable.LinkedHashMap[String, ModuleHasInstanceOfModuleMap] // Internal state to keep track of how paths duplicate private val dupMap = new DupMap() // Internal record of which paths are renamed to which new names, in the case of a collision - private val cachedNames = mutable.HashMap[(String, Seq[(Instance, OfModule)]), String]() ++ + private val cachedNames = mutable.LinkedHashMap[(String, Seq[(Instance, OfModule)]), String]() ++ existingModules.map(m => (m, Nil) -> m) // Internal record of all paths to ensure unique name generation - private val allModules = mutable.HashSet[String]() ++ existingModules + private val allModules = mutable.LinkedHashSet[String]() ++ existingModules /** Updates internal state (dupMap) to calculate instance hierarchy modifications so t's tokens in an instance can be * expressed as a tokens in a module (e.g. uniquify/duplicate the instance path in t's tokens) |