porting ghc-6.4 to x86_64
Andrei A. Voropaev
av at simcon-mt.com
Tue Mar 22 05:03:58 EST 2005
On Tue, Mar 22, 2005 at 09:38:20AM -0000, Simon Marlow wrote:
> On 22 March 2005 09:24, Andrei A. Voropaev wrote:
> > On Tue, Mar 22, 2005 at 10:06:13AM +0100, Andrei A. Voropaev wrote:
> >> On Mon, Mar 21, 2005 at 02:20:25PM -0000, Simon Marlow wrote:
> >> [...]
> >>>>> Did you copy across ghc/includes/DerivedConstants.h and
> >>>>> ghc/includes/GHCConstants.h from the target to the host? I think
> >>>>> that should fix the above error (the docs do say you have to do
> >>>>> this, so perhaps it's something else).
> >>>> Sure enough I did. As I said, I carefully followed the
> >>>> instructions. I repeated the whole process 3 times to make sure I
> >>>> didn't forget something :)
> >>> So could you check the values of SIZEOF_VOID_P (in ghcautoconf.h)
> >>> and SIZEOF_mp_limb_t (in DerivedConstants.h)? They should both be
> >>> 8 in the versions of these files copied from the target.
> >> Aha. The values are different. Carefull watching of the
> >> DerivedConstants.h showed that it was overwritten when I did 'cd
> >> H/ghc && make boot'. And yes, I did touch of all the copied files.
> > Even worse. This file gets overwritten on subsequent steps as well.
> > So, my attempts to copy the correct one from the T machine again and
> > again fail.
> Ok, looks like I need to update the instructions. Does this sequence
> - cd H/ghc/includes && make boot
> - copy files from T/ghc/includes to H/ghc/includes
> - touch the files
> - cd H/ghc/includes && make <<-- should do nothing now
Nope. It does not. The last step still recreates DerivedConstants.h
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