[vpr][route][crr] remove to_string functions from crr

Author: amin1377

vpr/src/route/rr_graph_generation/tileable_rr_graph/crr_generator/crr_common.h

@@ -167,134 +167,4 @@ struct NodeHasher {
     }
 };
 
-inline e_rr_type string_to_node_type(const std::string& str) {
-    if (str == "SOURCE" || str == "source") return e_rr_type::SOURCE;
-    if (str == "SINK" || str == "sink") return e_rr_type::SINK;
-    if (str == "IPIN" || str == "ipin") return e_rr_type::IPIN;
-    if (str == "OPIN" || str == "opin") return e_rr_type::OPIN;
-    if (str == "CHANX" || str == "chanx") return e_rr_type::CHANX;
-    if (str == "CHANY" || str == "chany") return e_rr_type::CHANY;
-    throw std::invalid_argument("Unknown node type: " + str);
-}
-
-inline std::string to_string(Direction dir) {
-    return (dir == Direction::INC_DIR) ? "INC_DIR" : "DEC_DIR";
-}
-
-inline std::string to_string(Side side) {
-    switch (side) {
-        case Side::LEFT:
-            return "Left";
-        case Side::RIGHT:
-            return "Right";
-        case Side::TOP:
-            return "Top";
-        case Side::BOTTOM:
-            return "Bottom";
-        case Side::IPIN:
-            return "IPIN";
-        case Side::OPIN:
-            return "OPIN";
-        default:
-            return "UNKNOWN";
-    }
-}
-
-inline Side string_to_side(const std::string& str) {
-    if (str == "Left") return Side::LEFT;
-    if (str == "Right") return Side::RIGHT;
-    if (str == "Top") return Side::TOP;
-    if (str == "Bottom") return Side::BOTTOM;
-    if (str == "IPIN") return Side::IPIN;
-    if (str == "OPIN") return Side::OPIN;
-    throw std::invalid_argument("Unknown side: " + str);
-}
-
-/**
- * @brief Get the memory usage
- * @return Memory usage in KB
- */
-inline size_t get_memory_usage() {
-#ifdef _WIN32
-    PROCESS_MEMORY_COUNTERS pmc;
-    if (GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc))) {
-        return pmc.WorkingSetSize / 1024; // Convert bytes to KB
-    }
-    return 0;
-#else
-    struct rusage usage;
-    getrusage(RUSAGE_SELF, &usage);
-    return static_cast<size_t>(usage.ru_maxrss); // Already in KB on Linux, bytes on macOS
-#ifdef __APPLE__
-    return static_cast<size_t>(usage.ru_maxrss / 1024); // Convert bytes to KB on macOS
-#endif
-#endif
-}
-
-/**
- * @brief Get the peak memory usage
- * @return Peak memory usage in KB
- */
-inline size_t get_peak_memory_usage() {
-#ifdef _WIN32
-    PROCESS_MEMORY_COUNTERS pmc;
-    if (GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc))) {
-        return pmc.PeakWorkingSetSize / 1024; // Convert bytes to KB
-    }
-    return 0;
-#else
-    // On Unix/Linux, we need to read /proc/self/status for peak memory
-    std::ifstream status_file("/proc/self/status");
-    std::string line;
-    while (std::getline(status_file, line)) {
-        if (line.substr(0, 6) == "VmHWM:") {
-            std::istringstream iss(line);
-            std::string label, value, unit;
-            iss >> label >> value >> unit;
-            return std::stoul(value); // Already in KB
-        }
-    }
-
-    // Fallback to getrusage if /proc/self/status is not available
-    struct rusage usage;
-    getrusage(RUSAGE_SELF, &usage);
-#ifdef __APPLE__
-    return static_cast<size_t>(usage.ru_maxrss / 1024); // Convert bytes to KB on macOS
-#else
-    return static_cast<size_t>(usage.ru_maxrss); // Already in KB on Linux
-#endif
-#endif
-}
-
-// Exception classes
-class RRGeneratorException : public std::runtime_error {
-  public:
-    explicit RRGeneratorException(const std::string& message)
-        : std::runtime_error(message) {}
-};
-
-class ConfigException : public RRGeneratorException {
-  public:
-    explicit ConfigException(const std::string& message)
-        : RRGeneratorException("Configuration error: " + message) {}
-};
-
-class FileException : public RRGeneratorException {
-  public:
-    explicit FileException(const std::string& message)
-        : RRGeneratorException("File error: " + message) {}
-};
-
-class ParseException : public RRGeneratorException {
-  public:
-    explicit ParseException(const std::string& message)
-        : RRGeneratorException("Parse error: " + message) {}
-};
-
-class SwitchException : public RRGeneratorException {
-  public:
-    explicit SwitchException(const std::string& message)
-        : RRGeneratorException("Switch error: " + message) {}
-};
-
 } // namespace crrgenerator