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Added help messages to proc_* passes

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This commit is contained in:
Clifford Wolf
2013-03-01 09:26:29 +01:00
parent 36954471a6
commit f952309c81
6 changed files with 110 additions and 27 deletions
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passes/proc/proc_mux.cc
+15 -3
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@@ -279,7 +279,17 @@ static void proc_mux(RTLIL::Module *mod, RTLIL::Process *proc)
}
struct ProcMuxPass : public Pass {
ProcMuxPass() : Pass("proc_mux") { }
ProcMuxPass() : Pass("proc_mux", "convert decision trees to multiplexers") { }
virtual void help()
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" proc_mux [selection]\n");
log("\n");
log("This pass converts the decision trees in processes (originating from if-else\n");
log("and case statements) to trees of multiplexer cells.\n");
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{
log_header("Executing PROC_MUX pass (convert decision trees to multiplexers).\n");
@@ -287,8 +297,10 @@ struct ProcMuxPass : public Pass {
extra_args(args, 1, design);
for (auto &mod_it : design->modules)
for (auto &proc_it : mod_it.second->processes)
proc_mux(mod_it.second, proc_it.second);
if (design->selected(mod_it.second))
for (auto &proc_it : mod_it.second->processes)
if (design->selected(mod_it.second, proc_it.second))
proc_mux(mod_it.second, proc_it.second);
}
} ProcMuxPass;