[fpc-devel] On a port of Free Pascal to the IBM 370

[Mark Morgan Lloyd]

Sven Barth wrote:

>> Perhaps now would be a good time for a core developer to add appropriate
>> definitions to trunk, so that anybody working on the IBM port only needs
>> to modify files in a directory off ./compiler.
>>
> 
> What kind of definitons do you think of?

Absolute minimum, probably mostly makefile stuff so that make in 
./compiler would correctly pick up ./compiler/s390, possibly initially 
populated with the MIPS stuff from trunk + my fudges.

> By intuition I suggested MIPS as the base, because its a smaller target 
> in FPC (and m68k is in no shape to be used as a base...).
> 
> I don't know whether the high level code generator Jonas implemented for 
> the JVM branch will be of any help here.

I think you're probably right. Of the architectures even 
part-implemented I think MIPS is about the nearest- certainly in terms 
of its register model.

-- 
Mark Morgan Lloyd
markMLl .AT. telemetry.co .DOT. uk

[Opinions above are the author's, not those of his employers or colleagues]