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Refactor SF2 iobuf insertion, Add clkint insertion

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-03-06 00:41:02 -08:00
parent b1b9edf5cc
commit 78762316aa
4 changed files with 153 additions and 84 deletions
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14
techlibs/sf2/synth_sf2.cc
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@ -63,8 +63,8 @@ struct SynthSf2Pass : public ScriptPass
log(" -noiobs\n");
log(" run synthesis in \"block mode\", i.e. do not insert IO buffers\n");
log("\n");
log(" -noclkbuf\n");
log(" do not inser clock buffers, only simpe IO buffers\n");
log(" -clkbuf\n");
log(" insert direct PAD->global_net buffers\n");
log("\n");
log(" -retime\n");
log(" run 'abc' with -dff option\n");
@ -87,7 +87,7 @@ struct SynthSf2Pass : public ScriptPass
flatten = true;
retime = false;
iobs = true;
clkbuf = true;
clkbuf = false;
}
void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
@ -134,8 +134,8 @@ struct SynthSf2Pass : public ScriptPass
iobs = false;
continue;
}
if (args[argidx] == "-noclkbuf") {
clkbuf = false;
if (args[argidx] == "-clkbuf") {
clkbuf = true;
continue;
}
break;
@ -210,9 +210,9 @@ struct SynthSf2Pass : public ScriptPass
if (check_label("map_iobs"))
{
if (help_mode)
run("sf2_iobs [-noclkbuf]", "(unless -noiobs)");
run("sf2_iobs [-clkbuf]", "(unless -noiobs)");
else if (iobs)
run(clkbuf ? "sf2_iobs" : "sf2_iobs -noclkbuf");
run(clkbuf ? "sf2_iobs -clkbuf" : "sf2_iobs");
run("clean");
}