Update comment on boxes

diff --git a/techlibs/ecp5/abc_5g.box b/techlibs/ecp5/abc_5g.box
index 15e26b5d5c9f43e0411afcb7a51a37ab081545a3..5309aca873d77c039b8d60771ec7fffe1f551bf6 100644 (file)
--- a/techlibs/ecp5/abc_5g.box
+++ b/techlibs/ecp5/abc_5g.box
@@ -4,8 +4,9 @@
 # Box 1 : CCU2C (2xCARRY + 2xLUT4)
 # Outputs: S0, S1, COUT
 #   (NB: carry chain input/output must be last
-#        input/output and have been moved there
-#        overriding the alphabetical ordering)
+#        input/output and bus has been moved
+#        there overriding the otherwise
+#        alphabetical ordering)
 # name  ID   w/b   ins    outs
 CCU2C   1      1   9      3
 

diff --git a/techlibs/xilinx/abc_xc7.box b/techlibs/xilinx/abc_xc7.box
index 96966a71c3e32df3880825c874fd22cc80999169..6dd71d75875a3bb769f818b7a76a3ce148a73385 100644 (file)
--- a/techlibs/xilinx/abc_xc7.box
+++ b/techlibs/xilinx/abc_xc7.box
@@ -18,8 +18,9 @@ MUXF8 2 1 3 1
 # Inputs: CYINIT DI0 DI1 DI2 DI3 S0 S1 S2 S3 CI
 # Outputs:  O0 O1 O2 O3 CO0 CO1 CO2 CO3
 #   (NB: carry chain input/output must be last
-#        input/output and have been moved there
-#        overriding the alphabetical ordering)
+#        input/output and the entire bus has been
+#        moved there overriding the otherwise
+#        alphabetical ordering)
 CARRY4 3 1 10 8
 482 -   -   -   -   223 -   -   -   222
 598 407 -   -   -   400 205 -   -   334