Lines Matching refs:r28
622 push_reg r28, r52
837 addli r28, r29, THREAD_INFO_FLAGS_OFFSET
839 ld r28, r28
843 andi r28, r28, _TIF_NEED_RESCHED
846 beqzt r28, 1f
862 ld r28, r29
869 cmpeq r27, r27, r28
873 addi r28, r28, 8
875 st r29, r28
1100 move r28, zero
1145 pop_reg r28, sp, PTREGS_OFFSET_LR - PTREGS_OFFSET_REG(28)
1375 movei r28, -ENOSYS
1377 st r29, r28