RFR: 8186166: Generalize Atomic::cmpxchg with templates
kim.barrett at oracle.com
Mon Aug 14 05:33:24 UTC 2017
> On Aug 14, 2017, at 1:25 AM, John Paul Adrian Glaubitz <glaubitz at physik.fu-berlin.de> wrote:
> Hi Kim!
> Quick question: Is this going to remove affect the aromics code in Zero that we have for PPC32, ARM and M68K?
> I have a couple of patches that I want to send in this week which contains several fixes for Zero as there are still many users for it, especially in distributions like Debian.
There are zero changes; see below. I was planning to direct email various folks interested in the care of various platforms not directly supported by Oracle, and you are on my list for that.
> I was also wondering whether one could use the C++11 synchronization primitives in the future?
Maybe, someday, for some platforms. There are problems with getting C++11 into use, because of deficiencies in some compilers. There are also some questions about the interaction between compiler primitives and what we need for interaction with Java.
>> On Aug 14, 2017, at 2:41 AM, Kim Barrett <kim.barrett at oracle.com> wrote:
>> Please review this change to Atomic::cmpxchg, making it a function
>> template with a per-platform underlying implementation.
>> Non-Oracle platform changes:
>> atomic_bsd_x86.hpp - 32bit
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