1 * $NetBSD: x_bsun.sa,v 1.3 2001/06/11 01:50:54 wiz Exp $
3 * MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
4 * M68000 Hi-Performance Microprocessor Division
5 * M68040 Software Package
7 * M68040 Software Package Copyright (c) 1993, 1994 Motorola Inc.
10 * THE SOFTWARE is provided on an "AS IS" basis and without warranty.
11 * To the maximum extent permitted by applicable law,
12 * MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
13 * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A
14 * PARTICULAR PURPOSE and any warranty against infringement with
15 * regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
16 * and any accompanying written materials.
18 * To the maximum extent permitted by applicable law,
19 * IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
20 * (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS
21 * PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR
22 * OTHER PECUNIARY LOSS) ARISING OF THE USE OR INABILITY TO USE THE
23 * SOFTWARE. Motorola assumes no responsibility for the maintenance
24 * and support of the SOFTWARE.
26 * You are hereby granted a copyright license to use, modify, and
27 * distribute the SOFTWARE so long as this entire notice is retained
28 * without alteration in any modified and/or redistributed versions,
29 * and that such modified versions are clearly identified as such.
30 * No licenses are granted by implication, estoppel or otherwise
31 * under any patents or trademarks of Motorola, Inc.
34 * x_bsun.sa 3.3 7/1/91
36 * fpsp_bsun --- FPSP handler for branch/set on unordered exception
38 * Copy the PC to FPIAR to maintain 881/882 compatibility
40 * The real_bsun handler will need to perform further corrective
41 * measures as outlined in the 040 User's Manual on pages
42 * 9-41f, section 9.8.3.
45 X_BSUN IDNT 2,1 Motorola 040 Floating Point Software Package
58 movem.l d0-d1/a0-a1,USER_DA(a6)
59 fmovem.x fp0-fp3,USER_FP0(a6)
60 fmovem.l fpcr/fpsr/fpiar,USER_FPCR(a6)
63 move.l EXC_PC(a6),USER_FPIAR(a6)
65 movem.l USER_DA(a6),d0-d1/a0-a1
66 fmovem.x USER_FP0(a6),fp0-fp3
67 fmovem.l USER_FPCR(a6),fpcr/fpsr/fpiar