[Mono-dev] IA-64 big-endian

[Rayson Ho]

Pablo,

How's the IA-64 big-endian port??

I just found the email I sent earlier to the list, but I think IA64
big-endian port has to deal with other issues than the ones I fixed
for the loongson (MIPS EL) port:

http://www.mail-archive.com/mono-devel-list@lists.ximian.com/msg21459.html

Rayson




On Fri, Oct 30, 2009 at 4:01 AM, pablosantosluac at terra.es
<pablosantosluac at terra.es> wrote:
> Hi,
>
>> The most important thing is to find out the differences between Big
>> Endian Mode IA-64 and Little Endian Mode IA-64 -- not just the byte or
>> word order, but also find out how things are different when function
>> call parameters are passed via the stack.
>>
>> BTW, Linux on Itanium runs in little endian mode. HP-UX itself runs in
>> big endian mode, but can run little endian mode Linux applications
>> with the Linux Runtime Environment. So may be you guys don't need to
>> port Mono to big endian mode Itanium!!
>
>
> Then maybe the first step would be just trying to run a Mono built on
> Mono Itanium on the HP-UX and check whether it just works?
>
> pablo
>
>
>
>> Rayson
>>
>>
>>
>> On Thu, Oct 29, 2009 at 6:03 PM, pablosantosluac at terra.es
>> <pablosantosluac at terra.es> wrote:
>>> Zoltan,
>>>
>>> Would you mind sharing with us your thoughts about the things to change
>>> so we can have an idea of what's involved?
>>>
>>> As Dick pointed, would we need a hardware manual?
>>>
>>> Thanks,
>>>
>>>        pablo
>>>
>>> Zoltan Varga wrote:
>>>> Hi,
>>>>
>>>>    It would probably require a lot of modifications but its easier than
>>>> a full port since most of
>>>> the code is there.
>>>>
>>>>                      Zoltan
>>>>
>>>> On Thu, Oct 29, 2009 at 6:22 PM, Dick Porter <dporter at codicesoftware.com
>>>> <mailto:dporter at codicesoftware.com>> wrote:
>>>>
>>>>     Hi all
>>>>
>>>>     I've been spending the last couple of days getting mono to build on
>>>>     ia-64/hpux - mostly so far setting up GNU tools from scratch.  I've now
>>>>     run into a showstopper:
>>>>
>>>>     mono/arch/ia64/ia64-codegen.h
>>>>
>>>>     #if G_BYTE_ORDER != G_LITTLE_ENDIAN
>>>>     #error "FIXME"
>>>>     #endif
>>>>
>>>>
>>>>     So my question is, is fixing this going to be a case of a few fixes here
>>>>     and there (that I might be able to do without a hardware manual), or is
>>>>     it going to be a full-blown port?
>>>>
>>>>     Thanks,
>>>>
>>>>     - Dick
>>>>
>>>>
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>>>>
>>>>
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>>
>