Add abc9.if.script.flow{,2} to constpad

diff --git a/kernel/yosys.cc b/kernel/yosys.cc
index 6c8427c19491480086e43637c3aee2d26c4ee97a..cd6955c3fc76fb5544aedd797ff4c4ce1b31c7ee 100644 (file)
--- a/kernel/yosys.cc
+++ b/kernel/yosys.cc
@@ -524,13 +524,39 @@ void yosys_setup()
                PyRun_SimpleString("import sys");
        #endif
 
-       RTLIL::constpad["abc9.script.default"] = "&scorr; &sweep; &dc2; &dch -f; &ps; &if {C} {W} {D} -v; &mfs";
-       RTLIL::constpad["abc9.script.default.area"] = "&scorr; &sweep; &dc2; &dch -f; &ps; &if {C} {W} {D} -a -v; &mfs";
-       RTLIL::constpad["abc9.script.default.fast"] = "&if {W} {D}";
+       RTLIL::constpad["abc9.script.default"] = "&scorr; &sweep; &dc2; &dch -f; &ps; &if {C} {W} {D} {R} -v; &mfs";
+       RTLIL::constpad["abc9.script.default.area"] = "&scorr; &sweep; &dc2; &dch -f; &ps; &if {C} {W} {D} {R} -a -v; &mfs";
+       RTLIL::constpad["abc9.script.default.fast"] = "&if {C} {W} {D} {R}";
+       // Based on ABC's &flow
+       RTLIL::constpad["abc9.script.flow"] = "&scorr; &sweep;" \
+               /* Round 1 */ \
+               "&unmap; &if {C} {W} {D} {R}; &mfs;" \
+               "&st; &dsdb;" \
+               "&unmap; &if {C} {W} {D} {R}; &mfs;" \
+               "&st; &syn2 -m -R 10; &dsdb;" \
+               "&blut -a -K 6;" \
+               "&unmap; &if {C} {W} {D} {R}; &mfs;" \
+               /* Round 2 */ \
+               "&st; &sopb;" \
+               "&unmap; &if {C} {W} {D} {R}; &mfs;" \
+               "&st; &dsdb;" \
+               "&unmap; &if {C} {W} {D} {R}; &mfs;" \
+               "&st; &syn2 -m -R 10; &dsdb;" \
+               "&blut -a -K 6;" \
+               "&unmap; &if {C} {W} {D} {R} -v; &mfs";
+       // Based on ABC's &flow2
+       RTLIL::constpad["abc9.script.flow2"] = "&scorr; &sweep;" \
+               /* Comm1 */ "&synch2 -K 6 -C 500; &if -m {C} {W} {D} {R} -v; &mfs "/*"-W 4 -M 500 -C 7000"*/"; &save;"\
+               /* Comm2 */ "&dch -C 500; &if -m {C} {W} {D} {R} -v; &mfs "/*"-W 4 -M 500 -C 7000"*/"; &save;"\
+               "&load; &st; &sopb -R 10 -C 4; " \
+               /* Comm3 */ "&synch2 -K 6 -C 500; &if -m "/*"-E 5"*/" {C} {W} {D} {R} -v; &mfs "/*"-W 4 -M 500 -C 7000"*/"; &save;"\
+               /* Comm2 */ "&dch -C 500; &if -m {C} {W} {D} {R} -v; &mfs "/*"-W 4 -M 500 -C 7000"*/"; &save; "\
+               "&load";
+       // Based on ABC's &flow3
        RTLIL::constpad["abc9.script.flow3"] = "&scorr; &sweep;" \
-               "&if {C} {W} {D}; &save; &st; &syn2; &if {C} {W} {D} -v; &save; &load; "\
-               "&st; &if {C} -g -K 6; &dch -f; &if {C} {W} {D} -v; &save; &load; "\
-               "&st; &if {C} -g -K 6; &synch2; &if {C} {W} {D} -v; &save; &load; "\
+               "&if {C} {W} {D}; &save; &st; &syn2; &if {C} {W} {D} {R} -v; &save; &load;"\
+               "&st; &if {C} -g -K 6; &dch -f; &if {C} {W} {D} {R} -v; &save; &load;"\
+               "&st; &if {C} -g -K 6; &synch2; &if {C} {W} {D} {R} -v; &save; &load;"\
                "&mfs";
 
        Pass::init_register();