Closed arcbbb closed 11 years ago
To avoid compiler allocating register r4 for (tcb_t *) sel which corrupts the interrupted context, sel is forced to allocate register r1 for its use.
register r4
(tcb_t *) sel
sel
register r1
To avoid compiler allocating
register r4for(tcb_t *) selwhich corrupts the interrupted context,selis forced to allocateregister r1for its use.