mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-04-13 04:28:18 +00:00
Code Activity

synth_xilinx to call commands of synth -coarse directly

Browse source
This commit is contained in:
Eddie Hung 2019-07-09 10:21:54 -07:00
parent 737340327f
commit c68b909210
1 changed files with 20 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
techlibs/xilinx/synth_xilinx.cc
View file

@ -239,10 +239,25 @@ struct SynthXilinxPass : public ScriptPass
} }
if (check_label("coarse")) { if (check_label("coarse")) {
run("proc");
if (help_mode || flatten)
run("flatten", "(if -flatten)");
run("opt_expr");
run("opt_clean");
run("check");
run("opt");
if (help_mode) if (help_mode)
run("synth -run coarse [-flatten]", "(with '-flatten')"); run("wreduce [-keepdc]", "(option for '-widemux')");
else else
run("synth -run coarse" + std::string(flatten ? "" : " -flatten"), "(with '-flatten')"); run("wreduce" + std::string(widemux > 0 ? " -keepdc" : ""));
run("peepopt");
run("opt_clean");
run("alumacc");
run("share");
run("opt");
run("fsm");
run("opt -fast");
run("memory -nomap");
if (widemux > 0 || help_mode) if (widemux > 0 || help_mode)
run("muxpack", " ('-widemux' only)"); run("muxpack", " ('-widemux' only)");
@ -253,6 +268,8 @@ struct SynthXilinxPass : public ScriptPass
// Also: wide multiplexer inference benefits from this too // Also: wide multiplexer inference benefits from this too
if (!(nosrl && widemux == 0) || help_mode) if (!(nosrl && widemux == 0) || help_mode)
run("pmux2shiftx", "(skip if '-nosrl' and '-widemux=0')"); run("pmux2shiftx", "(skip if '-nosrl' and '-widemux=0')");
run("opt_clean");
} }
if (check_label("bram", "(skip if '-nobram')")) { if (check_label("bram", "(skip if '-nobram')")) {
@ -344,7 +361,7 @@ struct SynthXilinxPass : public ScriptPass
if (check_label("map_luts")) { if (check_label("map_luts")) {
run("opt_expr -mux_undef"); run("opt_expr -mux_undef");
if (help_mode) if (help_mode)
run("abc -luts 2:2,3,6:5[,10,20] [-dff]", "(skip if 'nowidelut', only for '-retime')"); run("abc -luts 2:2,3,6:5[,10,20] [-dff]", "(option for 'nowidelut', option for '-retime')");
else if (abc9) { else if (abc9) {
if (family != "xc7") if (family != "xc7")
log_warning("'synth_xilinx -abc9' currently supports '-family xc7' only.\n"); log_warning("'synth_xilinx -abc9' currently supports '-family xc7' only.\n");