[aarch64-port-dev ] Question about ISB usage in the aarch64 port

[Andrew Haley]

On 11/28/19 11:50 AM, Yangfei (Felix) wrote:
>> -----Original Message-----
>> From: Andrew Haley [mailto:aph at redhat.com]
>> Sent: Thursday, November 28, 2019 5:36 PM
>> To: Yangfei (Felix) <felix.yang at huawei.com>;
>> aarch64-port-dev at openjdk.java.net
>> Subject: Re: [aarch64-port-dev ] Question about ISB usage in the aarch64 port
>>
>> See also "8220351: Cross-modifying code". That scheme is used by other ports
>> but not AArch64.
> 
> Thanks for this helpful information.  
> BTW: should we change aarch64 to use this scheme too?  

Not unless we have a reason. I had a look and there seemed to be no advantage.

By the way, did you find the source of your original problem?

-- 
Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
https://keybase.io/andrewhaley
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