1 .globl utrap_trap 2 .type utrap_trap,#function 3utrap_trap: /* %g3=handler,%g4=level */ 4 TRAP_LOAD_THREAD_REG(%g6, %g1) 5 ldx [%g6 + TI_UTRAPS], %g1 6 brnz,pt %g1, invoke_utrap 7 nop 8 9 ba,pt %xcc, etrap 10 rd %pc, %g7 11 mov %l4, %o1 12 call bad_trap 13 add %sp, PTREGS_OFF, %o0 14 ba,pt %xcc, rtrap 15 nop 16 17invoke_utrap: 18 sllx %g3, 3, %g3 19 ldx [%g1 + %g3], %g1 20 save %sp, -128, %sp 21 rdpr %tstate, %l6 22 rdpr %cwp, %l7 23 andn %l6, TSTATE_CWP, %l6 24 wrpr %l6, %l7, %tstate 25 rdpr %tpc, %l6 26 rdpr %tnpc, %l7 27 wrpr %g1, 0, %tnpc 28 done 29 .size utrap_trap,.-utrap_trap 30