Lines Matching refs:r21
110 depdi 0, 31, 32, %r21
152 STREG %r21, TASK_PT_GR21(%r1)
179 stw %r21, -56(%r30) /* 6th argument */
309 LDREG TASK_PT_GR21(%r1), %r21
416 LDREGX %r20(%sr2,r28), %r21 /* Scratch use of r21 */
419 be,n 0(%sr2,%r21)
422 ldo -ENOSYS(%r0),%r21 /* set errno */
515 mfctl %cr27, %r21 /* Get current thread register */
516 cmpb,<>,n %r21, %r28, cas_lock /* Called recursive? */
518 ldo -EDEADLOCK(%r0), %r21
523 ldo -EAGAIN(%r0), %r21 /* Spin in userspace */
533 ldo -EAGAIN(%r0), %r21 /* Spin in userspace */
573 copy %r0, %r21
585 ldo -EFAULT(%r0),%r21 /* set errno */