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gatemate: improve mode arg error message

This commit is contained in:
Marc Emery 2026-02-13 20:40:18 +01:00
parent 2a8bab976d
commit 8be05e61a7
1 changed files with 41 additions and 14 deletions
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55
himbaechel/uarch/gatemate/gatemate.cc
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@ -32,32 +32,64 @@ NEXTPNR_NAMESPACE_BEGIN
GateMateImpl::~GateMateImpl() {};
static const std::vector<std::pair<int, std::string>> timing_mode_array = {{{1, "best"}, {2, "typical"}, {3, "worst"}}};
static const std::vector<std::pair<int, std::string>> fpga_mode_array = {
{{1, "lowpower"}, {2, "economy"}, {3, "speed"}}};
static std::string mode_array_to_values_str(const std::vector<std::pair<int, std::string>> &array,
std::string separator)
{
std::ostringstream s;
bool first = true;
for (const auto &pair : array) {
s << (first ? "" : separator) << pair.first << separator << pair.second;
first = false;
}
return s.str();
}
po::options_description GateMateImpl::getUArchOptions()
{
std::string fpga_mode_description = "operation mode (" + mode_array_to_values_str(fpga_mode_array, ", ") + ")";
std::string time_mode_description = "timing mode (" + mode_array_to_values_str(timing_mode_array, ", ") + ")";
po::options_description specific("GateMate specific options");
specific.add_options()("out", po::value<std::string>(), "textual configuration bitstream output file");
specific.add_options()("ccf", po::value<std::string>(), "name of constraints file");
specific.add_options()("allow-unconstrained", "allow unconstrained IOs");
specific.add_options()("fpga_mode", po::value<std::string>(), "operation mode (1:lowpower, 2:economy, 3:speed)");
specific.add_options()("time_mode", po::value<std::string>(), "timing mode (1:best, 2:typical, 3:worst)");
specific.add_options()("fpga_mode", po::value<std::string>(), fpga_mode_description.c_str());
specific.add_options()("time_mode", po::value<std::string>(), time_mode_description.c_str());
specific.add_options()("strategy", po::value<std::string>(),
"multi-die clock placement strategy (mirror, full or clk1)");
specific.add_options()("force_die", po::value<std::string>(), "force specific die (example 1A,1B...)");
return specific;
}
static int parse_mode(const std::string &val, const std::map<std::string, int> &map, const char *error_msg)
static int parse_mode(const std::string &val, const std::vector<std::pair<int, std::string>> &array,
const char *error_msg)
{
try {
int i = std::stoi(val);
if (i >= 1 && i <= 3)
return i;
} catch (...) {
auto it = map.find(val);
if (it != map.end())
return it->second;
for (const auto &pair : array) {
if (pair.second == val) {
return pair.first;
}
}
}
log_error("%s\n", error_msg);
std::ostringstream full_error_msg;
full_error_msg << error_msg << ": '" << val << "' is not valid. Valid values are: ";
bool first = true;
for (const auto &pair : array) {
full_error_msg << (first ? "'" : ", '") << pair.first << "', '" << pair.second << "'";
first = false;
}
std::string modes = mode_array_to_values_str(array, "', '");
log_error("%s: '%s' is not valid. Valid values are: '%s'\n", error_msg, val.c_str(), modes.c_str());
}
void GateMateImpl::init_database(Arch *arch)
@ -70,15 +102,10 @@ void GateMateImpl::init_database(Arch *arch)
fpga_mode = 3;
timing_mode = 3;
static const std::map<std::string, int> fpga_map = {{"lowpower", 1}, {"economy", 2}, {"speed", 3}};
static const std::map<std::string, int> timing_map = {{"best", 1}, {"typical", 2}, {"worst", 3}};
if (args.options.count("fpga_mode"))
fpga_mode = parse_mode(args.options["fpga_mode"].as<std::string>(), fpga_map,
"operation mode valid values are {1:lowpower, 2:economy, 3:speed}");
fpga_mode = parse_mode(args.options["fpga_mode"].as<std::string>(), fpga_mode_array, "invalid fpga_mode");
if (args.options.count("time_mode"))
timing_mode = parse_mode(args.options["time_mode"].as<std::string>(), timing_map,
"timing mode valid values are {1:best, 2:typical, 3:worst}");
timing_mode = parse_mode(args.options["time_mode"].as<std::string>(), timing_mode_array, "invalid time_mode");
std::string speed_grade = "";
switch (timing_mode) {