Lines Matching refs:r2
55 voting_begin r0, r1, r2
57 ldrb r2, [r0, #VLOCK_OWNER_OFFSET] @ check whether lock is held
58 cmp r2, #VLOCK_OWNER_NONE
65 voting_end r0, r1, r2 @ implies DMB
71 MANY( ldr r2, [r0, r3] )
72 FEW( ldr r2, [r0, #VLOCK_VOTING_OFFSET] )
73 cmp r2, #0
83 ldrb r2, [r0, #VLOCK_OWNER_OFFSET]
84 eor r0, r1, r2 @ zero if I won, else nonzero
88 voting_end r0, r1, r2