[aarch64-port-dev ] RFR: 8157841: aarch64: prefetch ignores cache line size

Andrew Haley aph at redhat.com
Wed May 25 13:44:23 UTC 2016


On 05/25/2016 02:41 PM, Edward Nevill wrote:
> http://cr.openjdk.java.net/~enevill/8157841/webrev
> 
> The aarch64 implementation ignores the actual dcache line size and sets the various prefetch variables based on an assumed cache line size of 64.
> 
> One of our partners has a cache line size of 128.
> 
> The above patch reads the cache line size from the ctr_el0 register and sets the prefetch variables based on multiples of that instead.

OK, thanks.

Andrew.



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