RFR: 8196136: AArch64: Correct register use in patch for JDK-8195685

Andrew Haley aph at redhat.com
Thu Jan 25 11:48:12 UTC 2018

On 25/01/18 11:24, Andrew Dinn wrote:
> The following webrev against jdk10 corrects the patch to use a safe
> register (r19)

OK, but please use r16 instead.  It's not used for anything else
and callee-saved register are precious.  At some point we should
move from using r13 to pass the save SP to r19, so we shouldn't
use r19 in call stubs becuse it'll be live.

Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671

More information about the jdk-dev mailing list