target.def: Add new target hook.
2014-05-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* target.def: Add new target hook.
* doc/tm.texi: Regenerate.
* targhooks.h (default_keep_leaf_when_profiled): Add prototype.
* targhooks.c (default_keep_leaf_when_profiled): New function.
* config/s390/s390.c (s390_keep_leaf_when_profiled): New function.
(TARGET_KEEP_LEAF_WHEN_PROFILED): Define.
2014-05-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* gcc.target/s390/leaf-profile.c: New testcase.
From-SVN: r210061