riscv
/
yosys
mirror of https://github.com/YosysHQ/yosys.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

clkpart -unpart into 'finalize'

This commit is contained in:
Eddie Hung 2019-11-28 12:59:43 -08:00
parent a26c52394f
commit b1ab7c16c4
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
techlibs/xilinx/synth_xilinx.cc
View File

@ -538,16 +538,14 @@ struct SynthXilinxPass : public ScriptPass
else
abc9_opts += " -lut +/xilinx/abc9_xc7.lut";
run("abc9" + abc9_opts);
run("clean");
run("clkpart -unpart clkpart");
}
else {
if (nowidelut)
run("abc -luts 2:2,3,6:5" + string(retime ? " -dff" : ""));
else
run("abc -luts 2:2,3,6:5,10,20" + string(retime ? " -dff" : ""));
run("clean");
}
run("clean");
// This shregmap call infers fixed length shift registers after abc
// has performed any necessary retiming
@ -564,6 +562,9 @@ struct SynthXilinxPass : public ScriptPass
}
if (check_label("finalize")) {
if (help_mode || abc9)
run("clkpart -unpart clkpart", "(only if 'abc9')");
bool do_iopad = iopad || (ise && !noiopad);
if (help_mode || !noclkbuf) {
if (help_mode || do_iopad)