On Fri, Jun 17, 2005 at 12:08:14PM -0400, Camm Maguire wrote: > Greetings! GCL, maxima, acl2, and axiom use a bfd-based native object > relocation facility to loading compiled lisp objects into the running > lisp image. This works on all 12 Debian platforms now save only ia64 > and hppa. > > We've recently added support for mips, mipsel, and alpha, which like > at least some of these two use global position registers and other > atypical linking features. We did this by crafting and adding a > global symbol table (i.e. .got/GOT) section at the end of each > compiled file, setting the GP register to the beginning of this table, > and pointing the relocation records in all other sections to the new > table. THe special relocation functions in libbfd are redirected if > necessary. > > It would simplify life greatly if I could extend this functionality to > ia64 and hppa, as maintaining the alternate workarounds based on > dlopen is cumbersome. It would be helpful if someone could point me > to some succinct documentation somewhere which describes the handful > of relocation types output by gcc. Better yet if someone knows of an > existing implementation in some other program I could study and copy.
binutils/bfd/elf32-hppa.c is the best documentation we have. Can you explain the *in memory* linker fixups you do? What relocs do you have to handle? I can probably help you with the relocs. c. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
