11da177e4SLinus Torvalds| 21da177e4SLinus Torvalds| x_bsun.sa 3.3 7/1/91 31da177e4SLinus Torvalds| 41da177e4SLinus Torvalds| fpsp_bsun --- FPSP handler for branch/set on unordered exception 51da177e4SLinus Torvalds| 61da177e4SLinus Torvalds| Copy the PC to FPIAR to maintain 881/882 compatibility 71da177e4SLinus Torvalds| 81da177e4SLinus Torvalds| The real_bsun handler will need to perform further corrective 91da177e4SLinus Torvalds| measures as outlined in the 040 User's Manual on pages 101da177e4SLinus Torvalds| 9-41f, section 9.8.3. 111da177e4SLinus Torvalds| 121da177e4SLinus Torvalds 131da177e4SLinus Torvalds| Copyright (C) Motorola, Inc. 1990 141da177e4SLinus Torvalds| All Rights Reserved 151da177e4SLinus Torvalds| 16e00d82d0SMatt Waddel| For details on the license for this file, please see the 17e00d82d0SMatt Waddel| file, README, in this same directory. 181da177e4SLinus Torvalds 191da177e4SLinus TorvaldsX_BSUN: |idnt 2,1 | Motorola 040 Floating Point Software Package 201da177e4SLinus Torvalds 211da177e4SLinus Torvalds |section 8 221da177e4SLinus Torvalds 231da177e4SLinus Torvalds#include "fpsp.h" 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds |xref real_bsun 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds .global fpsp_bsun 281da177e4SLinus Torvaldsfpsp_bsun: 291da177e4SLinus Torvalds| 301da177e4SLinus Torvalds link %a6,#-LOCAL_SIZE 311da177e4SLinus Torvalds fsave -(%a7) 321da177e4SLinus Torvalds moveml %d0-%d1/%a0-%a1,USER_DA(%a6) 331da177e4SLinus Torvalds fmovemx %fp0-%fp3,USER_FP0(%a6) 341da177e4SLinus Torvalds fmoveml %fpcr/%fpsr/%fpiar,USER_FPCR(%a6) 351da177e4SLinus Torvalds 361da177e4SLinus Torvalds| 371da177e4SLinus Torvalds movel EXC_PC(%a6),USER_FPIAR(%a6) 381da177e4SLinus Torvalds| 391da177e4SLinus Torvalds moveml USER_DA(%a6),%d0-%d1/%a0-%a1 401da177e4SLinus Torvalds fmovemx USER_FP0(%a6),%fp0-%fp3 411da177e4SLinus Torvalds fmoveml USER_FPCR(%a6),%fpcr/%fpsr/%fpiar 421da177e4SLinus Torvalds frestore (%a7)+ 431da177e4SLinus Torvalds unlk %a6 441da177e4SLinus Torvalds bral real_bsun 451da177e4SLinus Torvalds| 461da177e4SLinus Torvalds |end 47