[9] RFR(S): 8068945: Use RBP register as proper frame pointer in JIT compiled code on x86

[Aleksey Shipilev]

On 04/23/2015 12:09 AM, Vladimir Kozlov wrote:
> You can always find a test which will regress with any changes :)

Yes, and the job for performance guys is to say which tests are really
important, and which can be disregarded ;)

> We need to enable the flag by default for now to test new code path.
> As I said we can switch it off later - it may be not final value which
> will be shipped.

I fully dig the idea of running the tests with a flag set on.

IMO, if this thing comes in enabled by default, there should be a shadow
high-priority bug saying "Figure out if we need to to disable $flag", so
it does not slip from the release radar.

-Aleksey.


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