Request for review: 6896617: Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() on x86

Ulf Zibis Ulf.Zibis at
Sat Jan 26 03:12:38 UTC 2013

Am 23.01.2013 02:15, schrieb David Holmes:
> On 23/01/2013 10:14 AM, Vitaly Davidovich wrote:
>> Personally, optimizing for interpreter (or even C1) doesn't seem worth it.
>> If something's truly hot and best perf is desired then use C2 or tiered.
>> If the method isn't hot enough to trigger the C2 threshold, then why
>> bother? You're already behind the 8 ball in terms of performance.  Maybe
>> this is heresy though :).
> Not all platforms/products have C2.

And some people may use C1 intentionally for faster start-up.


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