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8384104: Obsolete Xmaxjitcodesize #31079

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8384104: Obsolete Xmaxjitcodesize #31079

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Obsolete Xmaxjitcodesize
anton-seoane May 7, 2026
384f178
Better printing
anton-seoane May 8, 2026
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8 changes: 3 additions & 5 deletions src/hotspot/share/runtime/arguments.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2214,11 +2214,9 @@ jint Arguments::parse_each_vm_init_arg(const JavaVMInitArgs* args, JVMFlagOrigin
if (FLAG_SET_CMDLINE(ThreadStackSize, value) != JVMFlag::SUCCESS) {
return JNI_EINVAL;
}
} else if (match_option(option, "-Xmaxjitcodesize", &tail) ||
match_option(option, "-XX:ReservedCodeCacheSize=", &tail)) {
if (match_option(option, "-Xmaxjitcodesize", &tail)) {
warning("Option -Xmaxjitcodesize was deprecated in JDK 26 and will likely be removed in a future release.");
}
} else if (match_option(option, "-Xmaxjitcodesize", &tail)) {
warning("Ignoring option -Xmaxjitcodesize; support was removed in JDK 27");
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@vnkozlov vnkozlov May 7, 2026

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Other places use next to get VM version:

      char version[256];
      JDK_Version::jdk(17).to_string(version, sizeof(version));

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@anton-seoane anton-seoane May 8, 2026

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I'll change it to do it this way, too... hopefully it just lasts for a version as it should be completely removed in 28 😄

} else if (match_option(option, "-XX:ReservedCodeCacheSize=", &tail)) {
julong long_ReservedCodeCacheSize = 0;

ArgsRange errcode = parse_memory_size(tail, &long_ReservedCodeCacheSize, 1);
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