RFR: 8202993: Add support for x86 testptr/testq with register and address

Mon May 14 11:50:14 UTC 2018

Looks good!

// Nils

On 2018-05-11 13:16, Per Liden wrote:
> On x86, we currently only have MacroAssembler::testptr() overloads for 
> testing registers and immediate values. In ZGC, we need a version 
> taking a register and an address.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8202993
> Webrev: http://cr.openjdk.java.net/~pliden/8202993/webrev.0
>
> /Per