[Patch] [aarch64] PR target/89324 Handle stack pointer for SUBS/ADDS instructions

[Mike Stump]

On Feb 21, 2019, at 4:09 PM, James Greenhalgh <james.greenhalgh@arm.com> wrote:
> 
>> NOTE: I have included a bunch of RTL testcases that I used in development, these
>> don't exercise much of the compiler and are pretty specific to the backend as it
>> currently is, so I'm not sure they give much value. I'd appreciate feedback on
>> whether this is in general considered useful.
> 
> I would happily take the RTL test, do you want to check with a testsuite
> maintainer?

If someone asked me, I'd leave it up to the maintainer that is tasked with maintaining the test case.  If too much trouble and a ton of maintenance required for not much benefit, they might prefer not to have it.  Anyway, I'd defer to the port people to weigh in.  Doesn't look unreasonable at first blush.