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authorAndrey Ayupov2017-08-04 11:02:41 -0700
committerAdam Izraelevitz2017-08-04 11:02:41 -0700
commita84956afa36dbe29e87dd6c2168848a426ec42d3 (patch)
treef16697471871b7a2b9f65f8bbe8c7271bd26feb7 /src/main
parent86f7abd4d63a33bbb0012fa254b01edf10ba2159 (diff)
bug fix for cases when we want to flatten a module in which a module is instantiated multiple times (#634)
Diffstat (limited to 'src/main')
-rw-r--r--src/main/scala/firrtl/transforms/Flatten.scala4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/main/scala/firrtl/transforms/Flatten.scala b/src/main/scala/firrtl/transforms/Flatten.scala
index 748ea00c..cc40c569 100644
--- a/src/main/scala/firrtl/transforms/Flatten.scala
+++ b/src/main/scala/firrtl/transforms/Flatten.scala
@@ -65,7 +65,7 @@ class Flatten extends Transform {
case WDefInstance(info, instName, moduleName, instTpe) =>
if (insts.contains(ComponentName(instName, ModuleName(parent.name, CircuitName(c.main))))
|| mods.contains(ModuleName(parent.name, CircuitName(c.main)))) {
- val newModName = nsp.newName(moduleName+"_TO_FLATTEN")
+ val newModName = if (seedMods.contains(moduleName)) seedMods(moduleName) else nsp.newName(moduleName+"_TO_FLATTEN")
seedMods += moduleName -> newModName
WDefInstance(info, instName, newModName, instTpe)
} else x
@@ -85,7 +85,7 @@ class Flatten extends Transform {
def dupMod(x: Statement): Statement = x match {
case _: Block => x map dupMod
case WDefInstance(info, instName, moduleName, instTpe) =>
- val newModName = nsp.newName(moduleName+"_TO_FLATTEN")
+ val newModName = if (replMods.contains(moduleName)) replMods(moduleName) else nsp.newName(moduleName+"_TO_FLATTEN")
replMods += moduleName -> newModName
WDefInstance(info, instName, newModName, instTpe)
case _ => x