[m-users.] Installing 13.05.1 on Older Mac PPC-G5 and OS X 10.5.8

[Delmas Buckley]

Got it, thanks. Robert Buckley

On Mon, Apr 20, 2015 at 6:48 PM, Julien Fischer <jfischer at opturion.com>
wrote:

>
> Hi,
>
> On Tue, 21 Apr 2015, Paul Bone wrote:
>
>  On Mon, Apr 20, 2015 at 05:19:26PM -0700, Delmas Buckley wrote:
>>
>
> ...
>
>  I just do basic programming in Mercury, and, if possible, I'd like to be
>>> able to do some simple profiling. My question is: which options, if any,
>>> should I be using to accomplish those things?
>>>
>>> $ sudo make install --enable-libgrades=< . . . >
>>>
>>>
>> --enable-libgrades is a ./configure option.  There is a way to control
>> this
>> at the "make install" stage by setting the LIBGRADES variable.
>>
>> $ sudo make LIBGRADES=... install
>>
>> I'm afraid the grades situation is complicated.  I want to improve the
>> documentation on this very soon.  But for now I suggest choosing either
>> "reg" or "none" for your LLDS base grade.  Reg may be faster but we
>> haven't
>> tested it (or anything else) on a PPC machine for a long time, you're in
>> uncharted territory.
>>
>
> I'd suggest using "none" as the LLDS base grade.  "reg" certainly worked
> with OS X 10.3 and 10.4 on PPC, but I don't think we ever tested it with
> 10.5 on PPC.  (That was the point that the Intel Macs came out.)
>
> My suggestion would be to avoid the low-level C backend on this platform
> unless it is absolutely required (e.g. for debugging or deep profiling).
> A reasonably minimal set of grades that would meet the above requirements
> might be:
>
>     hlc.gc
>     hlc.gc.prof
>     hlc.gc.memprof
>
> ...
>
>  This gives you "hlc.gc" which will probably be much faster than "reg.gc",
>>
>
> There is no "probably" about it, hlc.gc *is* a lot faster then reg.gc.
>
> Cheers,
> Julien.
>
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