native hppa2.0w-hp-hpux11.00, 32-bit versus 64-bit

Randolph Chung randolph@tausq.org
Sun Jun 27 18:40:00 GMT 2004


> ac> What's the ABI wordsize - the size of a register pushed onto the stack? 
> ac> "info registers" should be using that register size and looking at the 
> ac> HP/PA code, that appears to be the case.
> 
> It's 4 bytes, all right.

The hppa target naming conventions are a bit weird (to me, at least)

hppa2.0w-*-* is a 32-bit target, however the w means that you can use 
64-bit registers and the pa2.0 64-bit opcodes (ldd, std, etc)

hppa64-*-* is the 64-bit target.

> The funny thing is, gdb 6.1.1 "maint print registers" says that
> r19 is 4 bytes long, but "info reg r19" has special code to print
> all 8 bytes of it.
> 
> I'm still kinda dubious, but if it's okay with randolph that the
> debugger quietly operates in 32-bit mode, it's okay with me.
> I would do something like this:

Yes, i think this is ok.

randolph
-- 
Randolph Chung
Debian GNU/Linux Developer, hppa/ia64 ports
http://www.tausq.org/



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