From 8b508dc90b87c99e13f1fa9f8e79e48c7fa52e90 Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Fri, 21 Feb 2014 23:34:45 +0100 Subject: [PATCH] Added workaround for vhdl-style edge triggers from vhdl2verilog to proc_arst --- passes/proc/proc_arst.cc | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/passes/proc/proc_arst.cc b/passes/proc/proc_arst.cc index 571946573..057378e7c 100644 --- a/passes/proc/proc_arst.cc +++ b/passes/proc/proc_arst.cc @@ -156,8 +156,12 @@ restart_proc_arst: if (sync->type == RTLIL::SyncType::STp || sync->type == RTLIL::SyncType::STn) { bool polarity = sync->type == RTLIL::SyncType::STp; if (check_signal(mod, root_sig, sync->signal, polarity)) { - log("Found async reset %s in `%s.%s'.\n", log_signal(sync->signal), mod->name.c_str(), proc->name.c_str()); - sync->type = sync->type == RTLIL::SyncType::STp ? RTLIL::SyncType::ST1 : RTLIL::SyncType::ST0; + if (proc->syncs.size() == 1) { + log("Found VHDL-style edge-trigger %s in `%s.%s'.\n", log_signal(sync->signal), mod->name.c_str(), proc->name.c_str()); + } else { + log("Found async reset %s in `%s.%s'.\n", log_signal(sync->signal), mod->name.c_str(), proc->name.c_str()); + sync->type = sync->type == RTLIL::SyncType::STp ? RTLIL::SyncType::ST1 : RTLIL::SyncType::ST0; + } for (auto &action : sync->actions) { RTLIL::SigSpec rspec = action.second; RTLIL::SigSpec rval = RTLIL::SigSpec(RTLIL::State::Sm, rspec.width); -- 2.30.2