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authorSahand Kashani <sahand.kashani@gmail.com>2020-04-08 23:50:37 +0200
committerSahand Kashani <sahand.kashani@gmail.com>2020-04-08 23:50:37 +0200
commit9edf8869c18951ec2b75f074065f073da3253244 (patch)
tree09fba95ba6d3f93ecab828c84b9ff3f74160d7b9 /techlibs/ice40/synth_ice40.cc
parent820e3d1dad4f484f9646588f79b73b21b495e3d8 (diff)
parent5f649fc19d5cef76a634572ad0a493f1d2fd6306 (diff)
downloadyosys-9edf8869c18951ec2b75f074065f073da3253244.tar.gz
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Merge branch 'master' of github.com:YosysHQ/yosys into firrtl_backend_fileinfo
Diffstat (limited to 'techlibs/ice40/synth_ice40.cc')
-rw-r--r--techlibs/ice40/synth_ice40.cc9
1 files changed, 5 insertions, 4 deletions
diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc
index 80bd05a84..59ada8bae 100644
--- a/techlibs/ice40/synth_ice40.cc
+++ b/techlibs/ice40/synth_ice40.cc
@@ -96,9 +96,9 @@ struct SynthIce40Pass : public ScriptPass
log(" -abc9\n");
log(" use new ABC9 flow (EXPERIMENTAL)\n");
log("\n");
- log(" -flowmap\n");
- log(" use FlowMap LUT techmapping instead of abc (EXPERIMENTAL)\n");
- log("\n");
+ log(" -flowmap\n");
+ log(" use FlowMap LUT techmapping instead of abc (EXPERIMENTAL)\n");
+ log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
help_script();
@@ -126,7 +126,7 @@ struct SynthIce40Pass : public ScriptPass
abc2 = false;
vpr = false;
abc9 = false;
- flowmap = false;
+ flowmap = false;
device_opt = "hx";
}
@@ -345,6 +345,7 @@ struct SynthIce40Pass : public ScriptPass
if (min_ce_use >= 0) {
run("opt_merge");
run(stringf("dff2dffe -unmap-mince %d", min_ce_use));
+ run("simplemap t:$dff");
}
run("techmap -D NO_LUT -D NO_ADDER -map +/ice40/cells_map.v");
run("opt_expr -mux_undef");