2377       if (errcode != arg_in_range) {
2378         jio_fprintf(defaultStream::error_stream(),
2379                     "Invalid thread stack size: %s\n", option->optionString);
2380         describe_range_error(errcode);
2381         return JNI_EINVAL;
2382       }
2383       // Internally track ThreadStackSize in units of 1024 bytes.
2384       FLAG_SET_CMDLINE(intx, ThreadStackSize,
2385                               round_to((int)long_ThreadStackSize, K) / K);
2386     // -Xoss
2387     } else if (match_option(option, "-Xoss", &tail)) {
2388           // HotSpot does not have separate native and Java stacks, ignore silently for compatibility
2389     // -Xmaxjitcodesize
2390     } else if (match_option(option, "-Xmaxjitcodesize", &tail) ||
2391                match_option(option, "-XX:ReservedCodeCacheSize=", &tail)) {
2392       julong long_ReservedCodeCacheSize = 0;
2393       ArgsRange errcode = parse_memory_size(tail, &long_ReservedCodeCacheSize,
2394                                             (size_t)InitialCodeCacheSize);
2395       if (errcode != arg_in_range) {
2396         jio_fprintf(defaultStream::error_stream(),
2397                     "Invalid maximum code cache size: %s. Should be greater than InitialCodeCacheSize=%dK\n",
2398                     option->optionString, InitialCodeCacheSize/K);
2399         describe_range_error(errcode);
2400         return JNI_EINVAL;
2401       }
2402       FLAG_SET_CMDLINE(uintx, ReservedCodeCacheSize, (uintx)long_ReservedCodeCacheSize);
2403     // -green
2404     } else if (match_option(option, "-green", &tail)) {
2405       jio_fprintf(defaultStream::error_stream(),
2406                   "Green threads support not available\n");
2407           return JNI_EINVAL;
2408     // -native
2409     } else if (match_option(option, "-native", &tail)) {
2410           // HotSpot always uses native threads, ignore silently for compatibility
2411     // -Xsqnopause
2412     } else if (match_option(option, "-Xsqnopause", &tail)) {
2413           // EVM option, ignore silently for compatibility
2414     // -Xrs
2415     } else if (match_option(option, "-Xrs", &tail)) {
2416           // Classic/EVM option, new functionality
2417       FLAG_SET_CMDLINE(bool, ReduceSignalUsage, true);

2377       if (errcode != arg_in_range) {
2378         jio_fprintf(defaultStream::error_stream(),
2379                     "Invalid thread stack size: %s\n", option->optionString);
2380         describe_range_error(errcode);
2381         return JNI_EINVAL;
2382       }
2383       // Internally track ThreadStackSize in units of 1024 bytes.
2384       FLAG_SET_CMDLINE(intx, ThreadStackSize,
2385                               round_to((int)long_ThreadStackSize, K) / K);
2386     // -Xoss
2387     } else if (match_option(option, "-Xoss", &tail)) {
2388           // HotSpot does not have separate native and Java stacks, ignore silently for compatibility
2389     // -Xmaxjitcodesize
2390     } else if (match_option(option, "-Xmaxjitcodesize", &tail) ||
2391                match_option(option, "-XX:ReservedCodeCacheSize=", &tail)) {
2392       julong long_ReservedCodeCacheSize = 0;
2393       ArgsRange errcode = parse_memory_size(tail, &long_ReservedCodeCacheSize,
2394                                             (size_t)InitialCodeCacheSize);
2395       if (errcode != arg_in_range) {
2396         jio_fprintf(defaultStream::error_stream(),
2397                     "Invalid maximum code cache size: %s. Should be greater than or equal to InitialCodeCacheSize=%dK\n",
2398                     option->optionString, InitialCodeCacheSize/K);
2399         describe_range_error(errcode);
2400         return JNI_EINVAL;
2401       }
2402       FLAG_SET_CMDLINE(uintx, ReservedCodeCacheSize, (uintx)long_ReservedCodeCacheSize);
2403     // -green
2404     } else if (match_option(option, "-green", &tail)) {
2405       jio_fprintf(defaultStream::error_stream(),
2406                   "Green threads support not available\n");
2407           return JNI_EINVAL;
2408     // -native
2409     } else if (match_option(option, "-native", &tail)) {
2410           // HotSpot always uses native threads, ignore silently for compatibility
2411     // -Xsqnopause
2412     } else if (match_option(option, "-Xsqnopause", &tail)) {
2413           // EVM option, ignore silently for compatibility
2414     // -Xrs
2415     } else if (match_option(option, "-Xrs", &tail)) {
2416           // Classic/EVM option, new functionality
2417       FLAG_SET_CMDLINE(bool, ReduceSignalUsage, true);