diff --git a/common.mk b/common.mk
index a0acba03..34c08786 100644
--- a/common.mk
+++ b/common.mk
@@ -193,7 +193,7 @@ SFC_MFC_TARGETS = \
 	$(GEN_COLLATERAL_DIR)
 
 SFC_REPL_SEQ_MEM = --infer-rw --repl-seq-mem -c:$(MODEL):-o:$(SFC_SMEMS_CONF)
-MFC_BASE_LOWERING_OPTIONS ?= emittedLineLength=2048,noAlwaysComb,disallowLocalVariables,verifLabels,locationInfoStyle=wrapInAtSquareBracket
+MFC_BASE_LOWERING_OPTIONS ?= emittedLineLength=2048,noAlwaysComb,disallowLocalVariables,verifLabels,disallowPortDeclSharing,locationInfoStyle=wrapInAtSquareBracket
 
 # DOC include start: FirrtlCompiler
 # There are two possible cases for this step. In the first case, SFC
diff --git a/generators/mempress b/generators/mempress
index c3d4901a..415f55b5 160000
--- a/generators/mempress
+++ b/generators/mempress
@@ -1 +1 @@
-Subproject commit c3d4901ab0f3c28bfd4101ffd62f707a86fc377e
+Subproject commit 415f55b583f3527500c5cf4e0a7b663982479098
diff --git a/generators/sha3 b/generators/sha3
index 5e49347f..2d38585d 160000
--- a/generators/sha3
+++ b/generators/sha3
@@ -1 +1 @@
-Subproject commit 5e49347f069c72eeb3bf23f1a09170b3cfd3eb2e
+Subproject commit 2d38585d6410ca51ab19040fc23b1f6b3465270c
diff --git a/generators/shuttle b/generators/shuttle
index fd325d43..4bc2fa1e 160000
--- a/generators/shuttle
+++ b/generators/shuttle
@@ -1 +1 @@
-Subproject commit fd325d43a162378dc1984e87297e6d710167db79
+Subproject commit 4bc2fa1e36209beae7323218ec006762ab096ac2
diff --git a/generators/testchipip b/generators/testchipip
index 003c9c1e..9c4b28a5 160000
--- a/generators/testchipip
+++ b/generators/testchipip
@@ -1 +1 @@
-Subproject commit 003c9c1e81c94c74f877d3883688c220dfe69d1b
+Subproject commit 9c4b28a5b49aa1cd5b490c73efbb11d1e83d1f87