[parisc-linux] Non-bootable kernel problems

Jeffrey A Law law@cygnus.com
Fri, 14 Jul 2000 10:02:05 -0600

  In message <Pine.LNX.4.21.0007141038590.15538-100000@front.linuxcare.com.au>y
ou write:
  > On 13 Jul 2000, David Huggins-Daines wrote:
  > > Okay, this is my final word on this for today, I promise that if I
  > > send any more mail on it, it will include a patch :-)
  > Nice bit of debugging, David.  Have a look in
  > gcc/config/pa/pa.c:output_global_address
  >       /* How bogus.  The compiler is apparently responsible for
  > 	 rounding the constant if it uses an LR field selector.
  > 	 The linker and/or assembler seem a better place since
  > 	 they have to do this kind of thing already.
  > 	 If we fail to do this, HP's optimizing linker may eliminate
  > 	 an addil, but not update the ldw/stw/ldo instruction that
  > 	 uses the result of the addil.  */
  >       if (round_constant)
  > 	offset = ((offset + 0x1000) & ~0x1fff);
  > Zap these two lines, and I think the problem will go away.
But that's totally the wrong thing to do as it will break hpux.

The linker is the problem.