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31 lines
647 B
ArmAsm
31 lines
647 B
ArmAsm
/*
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*
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* (c) 2004,2005 Laurent Vivier <LaurentVivier@wanadoo.fr>
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*
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* Some parts from libgcc routines for 68000 w/o floating-point hardware.
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* Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
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*
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*/
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.chip 68000
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.align 2
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.globl __modsi3
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__modsi3:
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movel %sp@(8), %d1 /* %d1 = divisor */
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movel %sp@(4), %d0 /* %d0 = dividend */
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movel %d1, %sp@-
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movel %d0, %sp@-
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bsr __divsi3
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addql #8, %sp
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movel %sp@(8), %d1 /* %d1 = divisor */
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movel %d1, %sp@-
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movel %d0, %sp@-
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bsr __mulsi3 /* %d0 = (a/b)*b */
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addql #8, %sp
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movel %sp@(4), %d1 /* %d1 = dividend */
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subl %d0, %d1 /* %d1 = a - (a/b)*b */
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movel %d1, %d0
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rts
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