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Added some additional checks to techmap

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This commit is contained in:
Clifford Wolf 2014-02-16 22:18:06 +01:00
parent a9b11d7c83
commit 6d63f39eb6
1 changed files with 14 additions and 0 deletions
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14
passes/techmap/techmap.cc
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@ -293,11 +293,16 @@ struct TechmapWorker
bool keep_running = true; bool keep_running = true;
techmap_do_cache[tpl] = true; techmap_do_cache[tpl] = true;
std::set<std::string> techmap_wire_names;
while (keep_running) while (keep_running)
{ {
TechmapWires twd = techmap_find_special_wires(tpl); TechmapWires twd = techmap_find_special_wires(tpl);
keep_running = false; keep_running = false;
for (auto &it : twd)
techmap_wire_names.insert(it.first);
for (auto &it : twd["_TECHMAP_FAIL_"]) { for (auto &it : twd["_TECHMAP_FAIL_"]) {
RTLIL::SigSpec value = it.value; RTLIL::SigSpec value = it.value;
if (value.is_fully_const() && value.as_bool()) { if (value.is_fully_const() && value.as_bool()) {
@ -320,7 +325,9 @@ struct TechmapWorker
if (!data.value.is_fully_const()) if (!data.value.is_fully_const())
log_error("Techmap yielded config wire %s with non-const value %s.\n", RTLIL::id2cstr(data.wire->name), log_signal(data.value)); log_error("Techmap yielded config wire %s with non-const value %s.\n", RTLIL::id2cstr(data.wire->name), log_signal(data.value));
techmap_wire_names.erase(it.first);
tpl->wires.erase(data.wire->name); tpl->wires.erase(data.wire->name);
const char *p = data.wire->name.c_str(); const char *p = data.wire->name.c_str();
const char *q = strrchr(p+1, '.'); const char *q = strrchr(p+1, '.');
q = q ? q : p+1; q = q ? q : p+1;
@ -335,10 +342,13 @@ struct TechmapWorker
std::string cmd_string = data.value.as_const().decode_string(); std::string cmd_string = data.value.as_const().decode_string();
RTLIL::Selection tpl_mod_sel(false); RTLIL::Selection tpl_mod_sel(false);
std::string backup_active_module = map->selected_active_module;
map->selected_active_module = tpl->name;
tpl_mod_sel.select(tpl); tpl_mod_sel.select(tpl);
map->selection_stack.push_back(tpl_mod_sel); map->selection_stack.push_back(tpl_mod_sel);
Pass::call(map, cmd_string); Pass::call(map, cmd_string);
map->selection_stack.pop_back(); map->selection_stack.pop_back();
map->selected_active_module = backup_active_module;
keep_running = true; keep_running = true;
break; break;
@ -353,7 +363,11 @@ struct TechmapWorker
for (auto &it2 : it.second) for (auto &it2 : it.second)
if (!it2.value.is_fully_const()) if (!it2.value.is_fully_const())
log_error("Techmap yielded config wire %s with non-const value %s.\n", RTLIL::id2cstr(it2.wire->name), log_signal(it2.value)); log_error("Techmap yielded config wire %s with non-const value %s.\n", RTLIL::id2cstr(it2.wire->name), log_signal(it2.value));
techmap_wire_names.erase(it.first);
} }
for (auto &it : techmap_wire_names)
log_error("Techmap special wire %s disappeared. This is considered a fatal error.\n", RTLIL::id2cstr(it));
} }
if (techmap_do_cache.at(tpl) == false) if (techmap_do_cache.at(tpl) == false)