From aa6d06c1b5b0083096ad547b0ad2600fcdc854f4 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Mon, 30 Dec 2019 12:09:53 -0800 Subject: Revert "Revert "synth_* with -retime option now calls abc with -D 1 as well"" This reverts commit 6008bb7002f874e5c748eaa2050e7b6c17b32745. --- techlibs/ecp5/synth_ecp5.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'techlibs/ecp5') diff --git a/techlibs/ecp5/synth_ecp5.cc b/techlibs/ecp5/synth_ecp5.cc index a0ea6d1f9..24e300fa8 100644 --- a/techlibs/ecp5/synth_ecp5.cc +++ b/techlibs/ecp5/synth_ecp5.cc @@ -290,7 +290,7 @@ struct SynthEcp5Pass : public ScriptPass else run("techmap -map +/techmap.v -map +/ecp5/arith_map.v"); if (retime || help_mode) - run("abc -dff", "(only if -retime)"); + run("abc -dff -D 1", "(only if -retime)"); } if (check_label("map_ffs")) -- cgit v1.2.3 From 79448f9be035c88589b4e9c0de6b2bdc5acbd4df Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Mon, 30 Dec 2019 12:11:45 -0800 Subject: Update doc that "-retime" calls abc with "-dff -D 1" --- techlibs/ecp5/synth_ecp5.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'techlibs/ecp5') diff --git a/techlibs/ecp5/synth_ecp5.cc b/techlibs/ecp5/synth_ecp5.cc index 24e300fa8..1ecb9cac3 100644 --- a/techlibs/ecp5/synth_ecp5.cc +++ b/techlibs/ecp5/synth_ecp5.cc @@ -62,7 +62,7 @@ struct SynthEcp5Pass : public ScriptPass log(" do not flatten design before synthesis\n"); log("\n"); log(" -retime\n"); - log(" run 'abc' with -dff option\n"); + log(" run 'abc' with '-dff -D 1' options\n"); log("\n"); log(" -noccu2\n"); log(" do not use CCU2 cells in output netlist\n"); -- cgit v1.2.3