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-rw-r--r--passes/sat/sim.cc7
1 files changed, 7 insertions, 0 deletions
diff --git a/passes/sat/sim.cc b/passes/sat/sim.cc
index c669247e8..9771e83f3 100644
--- a/passes/sat/sim.cc
+++ b/passes/sat/sim.cc
@@ -1099,6 +1099,8 @@ struct SimWorker : SimShared
std::string type, symbol;
int variable, index;
dict<int, std::pair<SigBit,bool>> inputs, inits, latches;
+ if (mf.fail())
+ log_cmd_error("Not able to read AIGER witness map file.\n");
while (mf >> type >> variable >> index >> symbol) {
RTLIL::IdString escaped_s = RTLIL::escape_id(symbol);
Wire *w = topmod->wire(escaped_s);
@@ -1410,9 +1412,14 @@ struct AIWWriter : public OutputWriter
void write(std::map<int, bool> &) override
{
if (!aiwfile.is_open()) return;
+ if (worker->map_filename.empty())
+ log_cmd_error("For AIGER witness file map parameter is mandatory.\n");
+
std::ifstream mf(worker->map_filename);
std::string type, symbol;
int variable, index;
+ if (mf.fail())
+ log_cmd_error("Not able to read AIGER witness map file.\n");
while (mf >> type >> variable >> index >> symbol) {
RTLIL::IdString escaped_s = RTLIL::escape_id(symbol);
Wire *w = worker->top->module->wire(escaped_s);