[12] RFR(S): 8209511: C2 asserts with UseSSE < 4 and AVX enabled: "Label was never bound to a location, but it was used as a jmp target'
Vladimir Kozlov
vladimir.kozlov at oracle.com
Wed Aug 15 14:15:25 UTC 2018
This looks correct.
Thanks,
Vladimir
On 8/15/18 5:17 AM, Tobias Hartmann wrote:
> Hi,
>
> please review the following patch:
> https://bugs.openjdk.java.net/browse/JDK-8209511
> http://cr.openjdk.java.net/~thartmann/8209511/webrev.00/
>
> The problem is that the 'below_threshold' label is used by the UseAVX > 2 code but only bound if
> UseSSE > 3. This didn't break before the verification code (JDK-8206075) was added because we would
> just jump to the next instruction. I've also fixed some spelling in the comments.
>
> Tested manually on AVX512 machine with -XX:UseSSE=3.
>
> Thanks,
> Tobias
>
More information about the hotspot-compiler-dev
mailing list