Kinsey Moore commented on a discussion on 
cpukit/score/cpu/m68k/include/rtems/score/m68k.h: 
https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/432#note_120500

 >    __asm__ volatile ( "movec   %0,%%vbr " : : "r" (vbr))
 >  
 >  #elif ( defined(__mcoldfire__) )
 > -extern void*                     _VBR;
 > -#define m68k_get_vbr( _vbr ) _vbr = &_VBR
 > +extern char _VBR[];
 > +#define m68k_get_vbr( _vbr ) _vbr = (void *)&_VBR

The replacement appears to be same level of indirection as what it's replacing 
and allows the pointer at _VBR to be replaced.

-- 
View it on GitLab: 
https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/432#note_120500
You're receiving this email because of your account on gitlab.rtems.org.


_______________________________________________
bugs mailing list
bugs@rtems.org
http://lists.rtems.org/mailman/listinfo/bugs

Reply via email to