Update abc9 -D doc

diff --git a/passes/techmap/abc9.cc b/passes/techmap/abc9.cc
index fa8b1678939bdcd6ecfc8535d4b15a7f041f32fd..fe199f886b889eadb13a00ce4f50de558261cad0 100644 (file)
--- a/passes/techmap/abc9.cc
+++ b/passes/techmap/abc9.cc
@@ -752,7 +752,8 @@ struct Abc9Pass : public Pass {
                log("\n");
                log("    -D <picoseconds>\n");
                log("        set delay target. the string {D} in the default scripts above is\n");
-               log("        replaced by this option when used, and an empty string otherwise.\n");
+               log("        replaced by this option when used, and an empty string otherwise\n");
+               log("        (indicating best possible delay).\n");
 //             log("        This also replaces 'dretime' with 'dretime; retime -o {D}' in the\n");
 //             log("        default scripts above.\n");
                log("\n");