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Simplified run_frontend by using a lambda function for file extension checks and combining blif and eblif into a single condition.

This commit is contained in:
Roland Coeurjoly 2024-07-23 17:55:04 +02:00
parent 8c1431f373
commit ce11ddbf21
1 changed files with 34 additions and 27 deletions
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61
kernel/yosys.cc
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@ -1126,33 +1126,40 @@ bool run_frontend(std::string filename, std::string command, RTLIL::Design *desi
design = yosys_design;
if (command == "auto") {
std::string filename_trim = filename;
if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".gz") == 0)
filename_trim.erase(filename_trim.size()-3);
if (filename_trim.size() > 2 && filename_trim.compare(filename_trim.size()-2, std::string::npos, ".v") == 0)
command = " -vlog2k";
else if (filename_trim.size() > 2 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".sv") == 0)
command = " -sv";
else if ((filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-4, std::string::npos, ".vhd") == 0)
||
(filename_trim.size() > 4 && filename_trim.compare(filename_trim.size()-5, std::string::npos, ".vhdl") == 0))
command = " -vhdl";
else if (filename_trim.size() > 4 && filename_trim.compare(filename_trim.size()-5, std::string::npos, ".blif") == 0)
command = "blif";
else if (filename_trim.size() > 5 && filename_trim.compare(filename_trim.size()-6, std::string::npos, ".eblif") == 0)
command = "blif";
else if (filename_trim.size() > 4 && filename_trim.compare(filename_trim.size()-5, std::string::npos, ".json") == 0)
command = "json";
else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".il") == 0)
command = "rtlil";
else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-3, std::string::npos, ".ys") == 0)
command = "script";
else if (filename_trim.size() > 3 && filename_trim.compare(filename_trim.size()-4, std::string::npos, ".tcl") == 0)
command = "tcl";
else if (filename == "-")
command = "script";
else
log_error("Can't guess frontend for input file `%s' (missing -f option)!\n", filename.c_str());
std::string filename_trim = filename;
auto has_extension = [](const std::string& filename, const std::string& extension) {
if (filename.size() >= extension.size()) {
return filename.compare(filename.size() - extension.size(), extension.size(), extension) == 0;
}
return false;
};
if (has_extension(filename_trim, ".gz")) {
filename_trim.erase(filename_trim.size() - 3);
}
if (has_extension(filename_trim, ".v")) {
command = " -vlog2k";
} else if (has_extension(filename_trim, ".sv")) {
command = " -sv";
} else if (has_extension(filename_trim, ".vhd") || has_extension(filename_trim, ".vhdl")) {
command = " -vhdl";
} else if (has_extension(filename_trim, ".blif") || has_extension(filename_trim, ".eblif")) {
command = "blif";
} else if (has_extension(filename_trim, ".json")) {
command = "json";
} else if (has_extension(filename_trim, ".il")) {
command = "rtlil";
} else if (has_extension(filename_trim, ".ys")) {
command = "script";
} else if (has_extension(filename_trim, ".tcl")) {
command = "tcl";
} else if (filename == "-") {
command = "script";
} else {
log_error("Can't guess frontend for input file `%s' (missing -f option)!\n", filename.c_str());
}
}
if (command == "script")