Re: solaris build problem with Sun compilers

[Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>]

Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> Tom Lane wrote:
>> [ shrug... ]  The person who submitted the solaris_sparc.s change failed
>> to provide any evidence that it was anything but cosmetic, so I didn't
>> worry about changing the equivalent gcc code.  If there's actually a
>> performance win, please cite chapter and verse.  Also, shouldn't we be
>> worrying about breaking older Sparc chips?  Does CAS go all the way
>> back?

> I don't think it is a good idea to be using different ASM instructions
> based for different compilers --- they should be the same.

Yeah, and if I'd been applying the patch, the sparc version would have
stayed at ldstub.  Like I say, there was no compelling evidence offered
for changing it.

			regards, tom lane