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-rw-r--r--techlibs/xilinx/synth_xilinx.cc6
1 files changed, 2 insertions, 4 deletions
diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index a6b422b83..4614a2bf9 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -354,7 +354,7 @@ struct SynthXilinxPass : public ScriptPass
std::string read_args;
if (vpr)
read_args += " -D_EXPLICIT_CARRY";
- read_args += " -lib +/xilinx/cells_sim.v";
+ read_args += " -lib -specify +/xilinx/cells_sim.v";
run("read_verilog" + read_args);
run("read_verilog -lib +/xilinx/cells_xtra.v");
@@ -627,9 +627,7 @@ struct SynthXilinxPass : public ScriptPass
else
abc9_opts += stringf(" -W %s", RTLIL::constpad.at(k, RTLIL::constpad.at("synth_xilinx.abc9.xc7.W")).c_str());
if (nowidelut)
- abc9_opts += " -lut +/xilinx/abc9_xc7_nowide.lut";
- else
- abc9_opts += " -lut +/xilinx/abc9_xc7.lut";
+ abc9_opts += stringf(" -maxlut %d", lut_size_s);
if (dff_mode)
abc9_opts += " -dff";
run("abc9" + abc9_opts);