1.1 --- a/src/share/vm/runtime/arguments.cpp Wed Jan 27 22:38:37 2010 -0800
1.2 +++ b/src/share/vm/runtime/arguments.cpp Fri Jan 29 14:51:38 2010 -0800
1.3 @@ -1487,6 +1487,20 @@
1.4 //===========================================================================================================
1.5 // Parsing of main arguments
1.6
1.7 +bool Arguments::verify_interval(uintx val, uintx min,
1.8 + uintx max, const char* name) {
1.9 + // Returns true iff value is in the inclusive interval [min..max]
1.10 + // false, otherwise.
1.11 + if (val >= min && val <= max) {
1.12 + return true;
1.13 + }
1.14 + jio_fprintf(defaultStream::error_stream(),
1.15 + "%s of " UINTX_FORMAT " is invalid; must be between " UINTX_FORMAT
1.16 + " and " UINTX_FORMAT "\n",
1.17 + name, val, min, max);
1.18 + return false;
1.19 +}
1.20 +
1.21 bool Arguments::verify_percentage(uintx value, const char* name) {
1.22 if (value <= 100) {
1.23 return true;
1.24 @@ -1723,6 +1737,16 @@
1.25 status = false;
1.26 }
1.27
1.28 + status = status && verify_interval(RefDiscoveryPolicy,
1.29 + ReferenceProcessor::DiscoveryPolicyMin,
1.30 + ReferenceProcessor::DiscoveryPolicyMax,
1.31 + "RefDiscoveryPolicy");
1.32 +
1.33 + // Limit the lower bound of this flag to 1 as it is used in a division
1.34 + // expression.
1.35 + status = status && verify_interval(TLABWasteTargetPercent,
1.36 + 1, 100, "TLABWasteTargetPercent");
1.37 +
1.38 return status;
1.39 }
1.40
