diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/sysdep.h')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/sysdep.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/sysdep.h b/sysdeps/powerpc/powerpc64/sysdep.h index b28fb9d8aa..78722c6873 100644 --- a/sysdeps/powerpc/powerpc64/sysdep.h +++ b/sysdeps/powerpc/powerpc64/sysdep.h @@ -283,7 +283,23 @@ LT_LABELSUFFIX(name,_name_end): ; \ TRACEBACK_MASK(name,mask) \ END_2(name) +#if !defined IS_IN_rtld && defined (ENABLE_LOCK_ELISION) +# define ABORT_TRANSACTION \ + cmpdi 13,0; \ + beq 1f; \ + lwz 0,TM_CAPABLE(13); \ + cmpwi 0,0; \ + beq 1f; \ + li 0,_ABORT_SYSCALL; \ + tabort. 0; \ + .align 4; \ +1: +#else +# define ABORT_TRANSACTION +#endif + #define DO_CALL(syscall) \ + ABORT_TRANSACTION \ li 0,syscall; \ sc |