diff options
Diffstat (limited to 'techlibs/xilinx/synth_xilinx.cc')
| -rw-r--r-- | techlibs/xilinx/synth_xilinx.cc | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc index d143c6823..6456dbdf4 100644 --- a/techlibs/xilinx/synth_xilinx.cc +++ b/techlibs/xilinx/synth_xilinx.cc @@ -376,6 +376,8 @@ struct SynthXilinxPass : public ScriptPass std::string techmap_args = "-map +/techmap.v -D _ABC -map +/xilinx/cells_map.v"; if (widemux > 0) techmap_args += stringf(" -D MIN_MUX_INPUTS=%d", widemux); + if (abc9) + techmap_args += " -map +/xilinx/ff_map.v -D _ABC -map +/xilinx/abc_ff.v"; run("techmap " + techmap_args); run("clean"); } @@ -387,6 +389,7 @@ struct SynthXilinxPass : public ScriptPass else if (abc9) { if (family != "xc7") log_warning("'synth_xilinx -abc9' currently supports '-family xc7' only.\n"); + run("read_verilog -icells -lib +/xilinx/abc_ff.v"); if (nowidelut) run("abc9 -lut +/xilinx/abc_xc7_nowide.lut -box +/xilinx/abc_xc7.box -W " + std::to_string(XC7_WIRE_DELAY)); else @@ -404,7 +407,10 @@ struct SynthXilinxPass : public ScriptPass // has performed any necessary retiming if (!nosrl || help_mode) run("shregmap -minlen 3 -init -params -enpol any_or_none", "(skip if '-nosrl')"); - run("techmap -map +/xilinx/lut_map.v -map +/xilinx/ff_map.v -map +/xilinx/cells_map.v"); + if (abc9) + run("techmap -map +/xilinx/lut_map.v -map +/xilinx/cells_map.v"); + else + run("techmap -map +/xilinx/lut_map.v -map +/xilinx/cells_map.v -map +/xilinx/ff_map.v"); run("dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT " "-ff FDRE_1 Q INIT -ff FDCE_1 Q INIT -ff FDPE_1 Q INIT -ff FDSE_1 Q INIT"); run("clean"); |