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8003635: NPG: AsynchGetCallTrace broken by Method* virtual call

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Make metaspace::contains be lock free and used to see if something is in metaspace, also compare Method* with vtbl pointer.

Reviewed-by: dholmes, sspitsyn, dcubed, jmasa
This commit is contained in:
Coleen Phillimore 2012-11-28 17:50:21 -05:00
parent 696ef20cb4
commit 6538c5134b
14 changed files with 60 additions and 80 deletions
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4
hotspot/src/share/vm/oops/compiledICHolder.cpp
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@ -48,8 +48,8 @@ void CompiledICHolder::print_value_on(outputStream* st) const {
// Verification
void CompiledICHolder::verify_on(outputStream* st) {
guarantee(holder_method()->is_metadata(), "should be in permspace");
guarantee(holder_method()->is_metadata(), "should be in metaspace");
guarantee(holder_method()->is_method(), "should be method");
guarantee(holder_klass()->is_metadata(), "should be in permspace");
guarantee(holder_klass()->is_metadata(), "should be in metaspace");
guarantee(holder_klass()->is_klass(), "should be klass");
}