[Bug target/45263] registers used in __do_global_ctors can get clobbered

[gjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45263

--- Comment #15 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2011-05-30 08:53:15 UTC ---
Author: gjl
Date: Mon May 30 08:53:12 2011
New Revision: 174427

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174427
Log:
    PR target/45263
    * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors):
    Don't use r20 around calls of __tablejump_elpm__

Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/config/avr/libgcc.S