893 int arc_unwind(struct unwind_frame_info *frame)  in arc_unwind()  argument
895 #define FRAME_REG(r, t) (((t *)frame)[reg_info[r].offs])  in arc_unwind()
898 	unsigned long pc = UNW_PC(frame) - frame->call_frame;  in arc_unwind()
910 		  UNW_PC(frame), UNW_BLINK(frame), UNW_SP(frame),  in arc_unwind()
911 		  UNW_FP(frame));  in arc_unwind()
913 	if (UNW_PC(frame) == 0)  in arc_unwind()
918 		unsigned long *sptr = (unsigned long *)UNW_SP(frame);  in arc_unwind()
1017 		frame->call_frame = 1;  in arc_unwind()
1030 						frame->call_frame = 0;  in arc_unwind()
1089 		top = STACK_TOP_UNW(frame->task);  in arc_unwind()
1090 		bottom = STACK_BOTTOM_UNW(frame->task);  in arc_unwind()
1092 		if (UNW_SP(frame) < top && UNW_FP(frame) <= UNW_SP(frame)  in arc_unwind()
1093 		    && bottom < UNW_FP(frame)  in arc_unwind()
1095 		if (UNW_SP(frame) > top && UNW_FP(frame) >= UNW_SP(frame)  in arc_unwind()
1096 		    && bottom > UNW_FP(frame)  in arc_unwind()
1098 		    && !((UNW_SP(frame) | UNW_FP(frame))  in arc_unwind()
1103 					(UNW_FP(frame) + FRAME_LINK_OFFSET))  in arc_unwind()
1105 			    && link > bottom && link < UNW_FP(frame)  in arc_unwind()
1107 			    && link > UNW_FP(frame) && link < bottom  in arc_unwind()
1110 			    && !__get_user(UNW_PC(frame),  in arc_unwind()
1111 					   (unsigned long *)(UNW_FP(frame)  in arc_unwind()
1114 				UNW_SP(frame) =  in arc_unwind()
1115 				    UNW_FP(frame) + FRAME_RETADDR_OFFSET  in arc_unwind()
1121 				    sizeof(UNW_PC(frame));  in arc_unwind()
1122 				UNW_FP(frame) = link;  in arc_unwind()
1176 	if (frame->call_frame  in arc_unwind()
1178 		frame->call_frame = 0;  in arc_unwind()
1181 	startLoc = min_t(unsigned long, UNW_SP(frame), cfa);  in arc_unwind()
1182 	endLoc = max_t(unsigned long, UNW_SP(frame), cfa);  in arc_unwind()
1233 	fptr = (unsigned long *)(&frame->regs);  in arc_unwind()
1240 			if (reg_info[i].width != sizeof(UNW_SP(frame))  in arc_unwind()
1241 			    || &FRAME_REG(i, __typeof__(UNW_SP(frame)))  in arc_unwind()
1242 			    != &UNW_SP(frame))  in arc_unwind()
1244 			UNW_SP(frame) = cfa;  in arc_unwind()