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

synth to take -abc9 argument

This commit is contained in:
Eddie Hung 2019-02-20 11:08:49 -08:00
parent 62e5ff9ba8
commit 45ddd9066e
1 changed files with 13 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
techlibs/common/synth.cc
View File

@ -75,13 +75,16 @@ struct SynthPass : public ScriptPass
log(" from label is synonymous to 'begin', and empty to label is\n");
log(" synonymous to the end of the command list.\n");
log("\n");
log(" -abc9\n");
log(" use abc9 instead of abc\n");
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
help_script();
log("\n");
}
string top_module, fsm_opts, memory_opts;
string top_module, fsm_opts, memory_opts, abc;
bool autotop, flatten, noalumacc, nofsm, noabc, noshare;
int lut;
@ -98,6 +101,7 @@ struct SynthPass : public ScriptPass
nofsm = false;
noabc = false;
noshare = false;
abc = "abc";
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
@ -159,6 +163,10 @@ struct SynthPass : public ScriptPass
noshare = true;
continue;
}
if (args[argidx] == "-abc9") {
abc = "abc9";
continue;
}
break;
}
extra_args(args, argidx, design);
@ -239,15 +247,15 @@ struct SynthPass : public ScriptPass
#ifdef YOSYS_ENABLE_ABC
if (help_mode)
{
run("abc -fast", " (unless -noabc, unless -lut)");
run("abc -fast -lut k", "(unless -noabc, if -lut)");
run(abc + " -fast", " (unless -noabc, unless -lut)");
run(abc + " -fast -lut k", "(unless -noabc, if -lut)");
}
else
{
if (lut)
run(stringf("abc -fast -lut %d", lut));
run(stringf("%s -fast -lut %d", abc.c_str(), lut));
else
run("abc -fast");
run(abc + " -fast");
}
run("opt -fast", " (unless -noabc)");
#endif