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[/] [or1k/] [trunk/] [uclinux/] [uClinux-2.0.x/] [arch/] [m68k/] [fpsp040/] [x_bsun.S] - Blame information for rev 1775

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Line No. Rev Author Line
1 199 simons
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|       x_bsun.sa 3.3 7/1/91
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|       fpsp_bsun --- FPSP handler for branch/set on unordered exception
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|       Copy the PC to FPIAR to maintain 881/882 compatibility
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|       The real_bsun handler will need to perform further corrective
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|       measures as outlined in the 040 User's Manual on pages
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|       9-41f, section 9.8.3.
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|               Copyright (C) Motorola, Inc. 1990
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|                       All Rights Reserved
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|       THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF MOTOROLA
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|       The copyright notice above does not evidence any
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|       actual or intended publication of such source code.
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X_BSUN: |idnt    2,1 | Motorola 040 Floating Point Software Package
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        |section        8
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        .include "fpsp.h"
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        |xref   real_bsun
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        .global fpsp_bsun
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fpsp_bsun:
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        link            %a6,#-LOCAL_SIZE
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        fsave           -(%a7)
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        moveml          %d0-%d1/%a0-%a1,USER_DA(%a6)
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        fmovemx %fp0-%fp3,USER_FP0(%a6)
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        fmoveml %fpcr/%fpsr/%fpiar,USER_FPCR(%a6)
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        movel           EXC_PC(%a6),USER_FPIAR(%a6)
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        moveml          USER_DA(%a6),%d0-%d1/%a0-%a1
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        fmovemx USER_FP0(%a6),%fp0-%fp3
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        fmoveml USER_FPCR(%a6),%fpcr/%fpsr/%fpiar
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        frestore        (%a7)+
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        unlk            %a6
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        bral            real_bsun
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        |end

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