Hi Volker, and Sean, Thank you for your comments and suggestion.
I and Gustavo created a webrev that includes Bits and ByteArrayAccess. http://cr.openjdk.java.net/~gromero/8165231/02/ I believe there is no other similar methods in jdk. Regards, Hiroshi ----------------------- Hiroshi Horii, Ph.D. IBM Research - Tokyo From: Sean Coffey <sean.cof...@oracle.com> To: Volker Simonis <volker.simo...@gmail.com> Cc: "jdk8u-...@openjdk.java.net" <jdk8u-...@openjdk.java.net>, Java Core Libs <core-libs-dev@openjdk.java.net>, Hiroshi H Horii/Japan/IBM@IBMJP, "ppc-aix-port-...@openjdk.java.net" <ppc-aix-port-...@openjdk.java.net>, Gustavo Bueno Romero <grom...@br.ibm.com>, "Doerr, Martin" <martin.do...@sap.com> Date: 09/13/2016 21:46 Subject: Re: [8u] RFR(XXS): 8165231: java.nio.Bits.unaligned() doesn't return true on ppc Sounds good Volker. Good catch. regards, Sean. On 13/09/2016 13:09, Volker Simonis wrote: > Hi Sean, > > thanks a lot for the fast response. I've updated the bug entry as > requested and will push the change - maybe with the following > potential improvement: > > @Hiroshi: also maybe not that performance relevant, I think we should > we also fix sun/security/provider/ByteArrayAccess.java which contains > the same construct: > > // Return whether this platform supports full speed int/long memory access > // at unaligned addresses. > // This code was copied from java.nio.Bits because there is no equivalent > // public API. > private static boolean unaligned() { > String arch = java.security.AccessController.doPrivileged > (new sun.security.action.GetPropertyAction("os.arch", "")); > return arch.equals("i386") || arch.equals("x86") || arch.equals("amd64") > || arch.equals("x86_64"); > } > > Regards, > Volker
