Request for reviews (S): 7198084: NPG: addcaps03 looks like it exceeds it's code buffer

Vladimir Kozlov vladimir.kozlov at oracle.com
Thu Sep 27 15:52:19 PDT 2012


Thanks, Christian

Vladimir

Christian Thalinger wrote:
> Looks good.  -- Chris
> 
> On Sep 27, 2012, at 3:41 PM, Vladimir Kozlov <vladimir.kozlov at oracle.com> wrote:
> 
>> http://cr.openjdk.java.net/~kvn/7198084/webrev
>>
>> We should not use some short branches (T4 SPARC cbcond) in method InterpreterMacroAssembler::test_invocation_counter_for_mdp() because in debug VM with Jvmti events enabled and CodeCache allocation far from runtime functions the code generated by call_VM() and by following test_backedge_count_for_osr() is large. The distance to Lforward label can't be encoded into short branch instructions.
>>
>> Note: bug's synopsis is incorrect, I will change it.
>>
>> Thanks,
>> Vladimir
> 


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