263 	current->thread.trap_nr = code;  in _exception()
383 #define single_stepping(regs)	(current->thread.debug.dbcr0 & DBCR0_IC)
384 #define clear_single_step(regs)	(current->thread.debug.dbcr0 &= ~DBCR0_IC)
862 	code = __parse_fpscr(current->thread.fp_state.fpscr);  in parse_fpe()
1091 		current->thread.dscr = regs->gpr[rd];  in emulate_instruction()
1092 		current->thread.dscr_inherit = 1;  in emulate_instruction()
1093 		mtspr(SPRN_DSCR, current->thread.dscr);  in emulate_instruction()
1122 			code = __parse_fpscr(current->thread.fp_state.fpscr);  in emulate_math()
1273 	if (!(current->thread.align_ctl & PR_UNALIGN_SIGBUS))  in alignment_exception()
1419 			current->thread.dscr = regs->gpr[rd];  in facility_unavailable_exception()
1420 			current->thread.dscr_inherit = 1;  in facility_unavailable_exception()
1478 	regs->msr |= (MSR_FP | current->thread.fpexc_mode);  in fp_unavailable_tm()
1486 	tm_recheckpoint(&current->thread, MSR_FP);  in fp_unavailable_tm()
1490 		do_load_up_transact_altivec(&current->thread);  in fp_unavailable_tm()
1507 	tm_recheckpoint(&current->thread, MSR_VEC);  in altivec_unavailable_tm()
1508 	current->thread.used_vr = 1;  in altivec_unavailable_tm()
1511 		do_load_up_transact_fpu(&current->thread);  in altivec_unavailable_tm()
1531 	current->thread.used_vsr = 1;  in vsx_unavailable_tm()
1542 	regs->msr |= MSR_VEC | MSR_FP | current->thread.fpexc_mode |  in vsx_unavailable_tm()
1548 	tm_recheckpoint(&current->thread, regs->msr & ~orig_msr);  in vsx_unavailable_tm()
1551 		do_load_up_transact_fpu(&current->thread);  in vsx_unavailable_tm()
1553 		do_load_up_transact_altivec(&current->thread);  in vsx_unavailable_tm()
1593 		current->thread.debug.dbcr2 &= ~DBCR2_DAC12MODE;  in handle_debug()
1604 		current->thread.debug.dbcr0 &= ~DBCR0_IAC1;  in handle_debug()
1610 		current->thread.debug.dbcr0 &= ~DBCR0_IAC2;  in handle_debug()
1615 		current->thread.debug.dbcr0 &= ~DBCR0_IAC3;  in handle_debug()
1621 		current->thread.debug.dbcr0 &= ~DBCR0_IAC4;  in handle_debug()
1631 	if (DBCR_ACTIVE_EVENTS(current->thread.debug.dbcr0,  in handle_debug()
1632 			       current->thread.debug.dbcr1))  in handle_debug()
1636 		current->thread.debug.dbcr0 &= ~DBCR0_IDM;  in handle_debug()
1639 		mtspr(SPRN_DBCR0, current->thread.debug.dbcr0);  in handle_debug()
1644 	current->thread.debug.dbsr = debug_status;  in DebugException()
1661 			current->thread.debug.dbcr0 &= ~DBCR0_BT;  in DebugException()
1662 			current->thread.debug.dbcr0 |= DBCR0_IDM | DBCR0_IC;  in DebugException()
1690 			current->thread.debug.dbcr0 &= ~DBCR0_IC;  in DebugException()
1691 			if (DBCR_ACTIVE_EVENTS(current->thread.debug.dbcr0,  in DebugException()
1692 					       current->thread.debug.dbcr1))  in DebugException()
1696 				current->thread.debug.dbcr0 &= ~DBCR0_IDM;  in DebugException()
1742 		current->thread.vr_state.vscr.u[3] |= 0x10000;  in altivec_assist_exception()
1772 	spefscr = current->thread.spefscr;  in SPEFloatingPointException()
1773 	fpexc_mode = current->thread.fpexc_mode;  in SPEFloatingPointException()