hsdis perhaps also need to be linked with -z noexecstack for JDK-8201398

[Florian Weimer]

On 08/14/2018 04:08 AM, Leslie Zhai wrote:
> But workaround for mips64el's PrintLIRWithAssembly is adding 
> -Wl,-z,noexecstack linking flag, strangely X86 does *not* need such 
> flag, so I am investigating the root cause.

MIPS soft-float apparently needs an executable stack:

   <https://sourceware.org/ml/libc-alpha/2016-01/msg00567.html>
   <https://sourceware.org/ml/libc-alpha/2016-01/msg00719.html>

This could be why the toolchain does not specify a non-executable stack 
by default.

Florian