From 37fdb2ca7adf3f09ad71572a1815a2003233d55c Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Thu, 6 Feb 2014 19:45:03 +0100 Subject: [PATCH] Added support for s: select expressions (wire width) --- passes/cmds/select.cc | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/passes/cmds/select.cc b/passes/cmds/select.cc index ed3e4d726..29e1294ac 100644 --- a/passes/cmds/select.cc +++ b/passes/cmds/select.cc @@ -672,6 +672,23 @@ static void select_stmt(RTLIL::Design *design, std::string arg) if ((it.second->port_input || it.second->port_output) && match_ids(it.first, arg_memb.substr(2))) sel.selected_members[mod->name].insert(it.first); } else + if (arg_memb.substr(0, 2) == "s:") { + size_t delim = arg_memb.substr(2).find(':'); + if (delim == std::string::npos) { + int width = atoi(arg_memb.substr(2).c_str()); + for (auto &it : mod->wires) + if (it.second->width == width) + sel.selected_members[mod->name].insert(it.first); + } else { + std::string min_str = arg_memb.substr(2, delim); + std::string max_str = arg_memb.substr(2+delim+1); + int min_width = min_str.empty() ? 0 : atoi(min_str.c_str()); + int max_width = max_str.empty() ? -1 : atoi(max_str.c_str()); + for (auto &it : mod->wires) + if (min_width <= it.second->width && (it.second->width <= max_width || max_width == -1)) + sel.selected_members[mod->name].insert(it.first); + } + } else if (arg_memb.substr(0, 2) == "m:") { for (auto &it : mod->memories) if (match_ids(it.first, arg_memb.substr(2))) @@ -852,7 +869,10 @@ struct SelectPass : public Pass { log(" all wires with a name matching the given wildcard pattern\n"); log("\n"); log(" i:, o:, x:\n"); - log(" select input (i:), output (o:) or any ports (x:) with matching names\n"); + log(" all inputs (i:), outputs (o:) or any ports (x:) with matching names\n"); + log("\n"); + log(" s:, s::\n"); + log(" all wires with a matching width\n"); log("\n"); log(" m:\n"); log(" all memories with a name matching the given pattern\n"); -- 2.30.2