Mercurial > hg > truffle
changeset 2366:1fb790245268
6820066: Check that -XX:ParGCArrayScanChunk has a value larger than zero.
Summary: Check that -XX:ParGCArrayScanChunk has a value larger than zero.
Reviewed-by: johnc, jmasa, ysr
author | jwilhelm |
---|---|
date | Fri, 11 Mar 2011 16:35:18 +0100 |
parents | 04d1138b4cce |
children | 1abd292f8c38 |
files | src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp src/share/vm/runtime/arguments.cpp |
diffstat | 2 files changed, 5 insertions(+), 3 deletions(-) [+] |
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--- a/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp Thu Mar 03 11:35:50 2011 +0100 +++ b/src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp Fri Mar 11 16:35:18 2011 +0100 @@ -411,7 +411,7 @@ template <class T> void PSPromotionManager::process_array_chunk_work( oop obj, int start, int end) { - assert(start < end, "invariant"); + assert(start <= end, "invariant"); T* const base = (T*)objArrayOop(obj)->base(); T* p = base + start; T* const chunk_end = base + end;
--- a/src/share/vm/runtime/arguments.cpp Thu Mar 03 11:35:50 2011 +0100 +++ b/src/share/vm/runtime/arguments.cpp Fri Mar 11 16:35:18 2011 +0100 @@ -1668,13 +1668,13 @@ } bool Arguments::verify_min_value(intx val, intx min, const char* name) { - // Returns true if given value is greater than specified min threshold + // Returns true if given value is at least specified min threshold // false, otherwise. if (val >= min ) { return true; } jio_fprintf(defaultStream::error_stream(), - "%s of " INTX_FORMAT " is invalid; must be greater than " INTX_FORMAT "\n", + "%s of " INTX_FORMAT " is invalid; must be at least " INTX_FORMAT "\n", name, val, min); return false; } @@ -1901,6 +1901,8 @@ status = false; } + status = status && verify_min_value(ParGCArrayScanChunk, 1, "ParGCArrayScanChunk"); + #ifndef SERIALGC if (UseG1GC) { status = status && verify_percentage(InitiatingHeapOccupancyPercent,