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Diffstat (limited to 'src/main')
| -rw-r--r-- | src/main/scala/Chisel/Aggregate.scala | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/main/scala/Chisel/Aggregate.scala b/src/main/scala/Chisel/Aggregate.scala index e6ac6b85..8a0f20af 100644 --- a/src/main/scala/Chisel/Aggregate.scala +++ b/src/main/scala/Chisel/Aggregate.scala @@ -88,10 +88,14 @@ object Vec { * @tparam T type of elements * @note when multiple conflicting assignments are performed on a Vec element, * the last one takes effect (unlike Mem, where the result is undefined) + * @note Vecs, unlike classes in Scala's collection library, are propagated + * intact to FIRRTL as a vector type, which may make debugging easier */ sealed class Vec[T <: Data] private (gen: => T, val length: Int) extends Aggregate(gen.dir) with VecLike[T] { - // REVIEW TODO: should this take a Seq instead of a gen()? + // Note: the constructor takes a gen() function instead of a Seq to enforce + // that all elements must be the same and because it makes FIRRTL generation + // simpler. private val self = IndexedSeq.fill(length)(gen) |