github.com/YosysHQ.yosys
1
0
Fork 0
mirror of synced 2026-04-26 04:08:28 +00:00
Code Issues Releases Wiki Activity

synth_* with -retime option now calls abc with -D 1 as well

Browse Source
This commit is contained in:
Eddie Hung
2019-04-10 08:32:53 -07:00
parent 5f4024ffd2
commit 9a6da9a79a
11 changed files with 15 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
techlibs/xilinx/synth_xilinx.cc
View File

@@ -115,7 +115,7 @@ struct SynthXilinxPass : public Pass
log("\n");
log(" map_luts:\n");
log(" techmap -map +/techmap.v -map +/xilinx/ff_map.v t:$_DFF_?N?\n");
log(" abc -luts 2:2,3,6:5,10,20 [-dff]\n");
log(" abc -luts 2:2,3,6:5,10,20 [-dff -D 1]\n");
log(" clean\n");
log(" techmap -map +/xilinx/lut_map.v -map +/xilinx/ff_map.v");
log("\n");
@@ -269,7 +269,7 @@ struct SynthXilinxPass : public Pass
if (check_label(active, run_from, run_to, "map_luts"))
{
Pass::call(design, "techmap -map +/techmap.v -map +/xilinx/ff_map.v t:$_DFF_?N?");
Pass::call(design, "abc -luts 2:2,3,6:5,10,20" + string(retime ? " -dff" : ""));
Pass::call(design, "abc -luts 2:2,3,6:5,10,20" + string(retime ? " -dff -D 1" : ""));
Pass::call(design, "clean");
Pass::call(design, "techmap -map +/xilinx/lut_map.v -map +/xilinx/ff_map.v");
}