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Add externalIn and externalOut property to Nodes that indicates whether the edges are external or not. (#554)

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Jacob Chang 2017-02-10 10:19:22 -08:00 committed by GitHub
parent e8c8d2af71
commit 5fc44bbcda
1 changed files with 29 additions and 0 deletions
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29
src/main/scala/diplomacy/Nodes.scala
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@ -53,6 +53,9 @@ abstract class BaseNode
val index = lazyModule.nodes.size
lazyModule.nodes = this :: lazyModule.nodes
val externalIn: Boolean
val externalOut: Boolean
def nodename = getClass.getName.split('.').last
def name = lazyModule.name + "." + nodename
def omitGraphML = outputs.isEmpty && inputs.isEmpty
@ -211,6 +214,8 @@ abstract class MixedNode[DI, UI, EI, BI <: Data, DO, UO, EO, BO <: Data](
lazy val edgesOut = (oPorts zip oParams).map { case ((i, n), o) => outer.edgeO(o, n.iParams(i)) }
lazy val edgesIn = (iPorts zip iParams).map { case ((o, n), i) => inner.edgeI(n.oParams(o), i) }
lazy val externalEdgesOut = if (externalOut) {edgesOut} else { Seq() }
lazy val externalEdgesIn = if (externalIn) {edgesIn} else { Seq() }
val flip = false // needed for blind nodes
private def flipO(b: Vec[BO]) = if (flip) b.flip else b
@ -266,6 +271,9 @@ class MixedAdapterNode[DI, UI, EI, BI <: Data, DO, UO, EO, BO <: Data](
num: Range.Inclusive = 0 to 999)
extends MixedNode(inner, outer)(num, num)
{
val externalIn: Boolean = true
val externalOut: Boolean = true
protected[diplomacy] def resolveStarO(i: Int, o: Int): Int = {
require (i >= o, s"${name} has ${o} outputs and ${i} inputs; cannot assign ${i-o} edges to resolve :=*${lazyModule.line}")
i - o
@ -295,6 +303,10 @@ class MixedNexusNode[DI, UI, EI, BI <: Data, DO, UO, EO, BO <: Data](
{
require (numPO.end >= 1, s"${name} does not accept outputs${lazyModule.line}")
require (numPI.end >= 1, s"${name} does not accept inputs${lazyModule.line}")
val externalIn: Boolean = true
val externalOut: Boolean = true
protected[diplomacy] def resolveStarO(i: Int, o: Int): Int = {
require (false, "${name} cannot resolve :=*${lazyModule.line}")
0
@ -325,17 +337,25 @@ class IdentityNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])
class OutputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B]) extends IdentityNode(imp)
{
override val externalIn: Boolean = false
override val externalOut: Boolean = true
override lazy val bundleIn = bundleOut
}
class InputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B]) extends IdentityNode(imp)
{
override val externalIn: Boolean = true
override val externalOut: Boolean = false
override lazy val bundleOut = bundleIn
}
class SourceNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(po: Seq[D])
extends MixedNode(imp, imp)(po.size to po.size, 0 to 0)
{
override val externalIn: Boolean = false
override val externalOut: Boolean = true
protected[diplomacy] def resolveStarO(i: Int, o: Int): Int = {
require (po.size >= o, s"${name} has ${o} outputs out of ${po.size}; cannot assign ${po.size - o} edges to resolve :=*${lazyModule.line}")
po.size - o
@ -353,6 +373,9 @@ class SourceNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(po: Seq
class SinkNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(pi: Seq[U])
extends MixedNode(imp, imp)(0 to 0, pi.size to pi.size)
{
override val externalIn: Boolean = true
override val externalOut: Boolean = false
protected[diplomacy] def resolveStarO(i: Int, o: Int): Int = {
require (false, s"${name} cannot resolve :=*${lazyModule.line}")
0
@ -370,6 +393,7 @@ class SinkNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(pi: Seq[U
class BlindOutputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(pi: Seq[U])
extends SinkNode(imp)(pi)
{
override val externalIn: Boolean = false
override val flip = true
override lazy val bundleOut = bundleIn
}
@ -377,6 +401,7 @@ class BlindOutputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(pi
class BlindInputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(po: Seq[D])
extends SourceNode(imp)(po)
{
override val externalOut: Boolean = false
override val flip = true
override lazy val bundleIn = bundleOut
}
@ -384,6 +409,8 @@ class BlindInputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(po:
class InternalOutputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(pi: Seq[U])
extends SinkNode(imp)(pi)
{
override val externalIn: Boolean = false
override val externalOut: Boolean = false
override val wire = true
override lazy val bundleOut = bundleIn
}
@ -391,6 +418,8 @@ class InternalOutputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])
class InternalInputNode[D, U, EO, EI, B <: Data](imp: NodeImp[D, U, EO, EI, B])(po: Seq[D])
extends SourceNode(imp)(po)
{
override val externalIn: Boolean = false
override val externalOut: Boolean = false
override val wire = true
override lazy val bundleIn = bundleOut
}