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authorEddie Hung <eddie@fpgeh.com>2020-01-06 09:44:00 -0800
committerEddie Hung <eddie@fpgeh.com>2020-01-06 09:44:00 -0800
commit020606f81c39df234d7a3f5e3e605e5f27422d87 (patch)
tree8334168ea6ad76983226fa3bbc631ff151d4fedd /techlibs/sf2/synth_sf2.cc
parent36d79c80d05f93cd4cb565fe7a92d7cb88683852 (diff)
parentb5f60e055d07579a2d4f23fc053ca030f103f377 (diff)
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Merge remote-tracking branch 'origin/eddie/abc9_refactor' into xaig_arrival_required
Diffstat (limited to 'techlibs/sf2/synth_sf2.cc')
-rw-r--r--techlibs/sf2/synth_sf2.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/techlibs/sf2/synth_sf2.cc b/techlibs/sf2/synth_sf2.cc
index 0924df7a6..543dfdb9e 100644
--- a/techlibs/sf2/synth_sf2.cc
+++ b/techlibs/sf2/synth_sf2.cc
@@ -67,7 +67,7 @@ struct SynthSf2Pass : public ScriptPass
log(" insert direct PAD->global_net buffers\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("\n");
log("The following commands are executed by this synthesis command:\n");
@@ -181,7 +181,7 @@ struct SynthSf2Pass : public ScriptPass
run("opt -undriven -fine");
run("techmap -map +/techmap.v -map +/sf2/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"))