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8146478: Node limit exceeded with -XX:AllocateInstancePrefetchLines=1073741823

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Constrain the set of accepted values for the Allocate{PrefetchLines, InstancePrefetchLines, PrefetchStepSize, PrefetchDistance} flags. Increase macro node expansion budget.

Reviewed-by: kvn
This commit is contained in:
Zoltan Majo 2016-01-28 08:33:45 +01:00
parent 272ee0ade8
commit 477c40e4eb
5 changed files with 39 additions and 32 deletions
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7
hotspot/src/cpu/sparc/vm/vm_version_sparc.cpp
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@ -45,13 +45,6 @@ void VM_Version::initialize() {
if( cache_line_size > AllocatePrefetchStepSize )
AllocatePrefetchStepSize = cache_line_size;
assert(AllocatePrefetchLines > 0, "invalid value");
if( AllocatePrefetchLines < 1 ) // set valid value in product VM
AllocatePrefetchLines = 3;
assert(AllocateInstancePrefetchLines > 0, "invalid value");
if( AllocateInstancePrefetchLines < 1 ) // set valid value in product VM
AllocateInstancePrefetchLines = 1;
AllocatePrefetchDistance = allocate_prefetch_distance();
AllocatePrefetchStyle = allocate_prefetch_style();