1 /* libgcc1 routines for 68000 w/o floating-poi
2 Copyright (C) 1994, 1996, 1997, 1998 Free S
3
4 This file is part of GNU CC.
5
6 GNU CC is free software; you can redistribute
7 under the terms of the GNU General Public Lice
8 Free Software Foundation; either version 2, or
9 later version.
10
11 In addition to the permissions in the GNU Gene
12 Free Software Foundation gives you unlimited p
13 compiled version of this file with other progr
14 those programs without any restriction coming
15 file. (The General Public License restriction
16 respects; for example, they cover modification
17 distribution when not linked into another prog
18
19 This file is distributed in the hope that it w
20 WITHOUT ANY WARRANTY; without even the implied
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PU
22 General Public License for more details. */
23
24 /* As a special exception, if you link this li
25 compiled with GCC to produce an executable,
26 the resulting executable to be covered by t
27 This exception does not however invalidate
28 the executable file might be covered by the
29
30 /* Use this one for any 680x0; assumes no floa
31 The trailing " '" appearing on some lines i
32 Some of this code comes from MINIX, via the
33 D. V. Henkel-Wallace (gumby@cygnus.com) Fet
34 */
35 #include <linux/export.h>
36 /* These are predefined by new versions of GNU
37
38 #ifndef __USER_LABEL_PREFIX__
39 #define __USER_LABEL_PREFIX__ _
40 #endif
41
42 #ifndef __REGISTER_PREFIX__
43 #define __REGISTER_PREFIX__
44 #endif
45
46 #ifndef __IMMEDIATE_PREFIX__
47 #define __IMMEDIATE_PREFIX__ #
48 #endif
49
50 /* ANSI concatenation macros. */
51
52 #define CONCAT1(a, b) CONCAT2(a, b)
53 #define CONCAT2(a, b) a ## b
54
55 /* Use the right prefix for global labels. */
56
57 #define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__,
58
59 /* Use the right prefix for registers. */
60
61 #define REG(x) CONCAT1 (__REGISTER_PREFIX__, x
62
63 /* Use the right prefix for immediate values.
64
65 #define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__,
66
67 #define d0 REG (d0)
68 #define d1 REG (d1)
69 #define d2 REG (d2)
70 #define d3 REG (d3)
71 #define d4 REG (d4)
72 #define d5 REG (d5)
73 #define d6 REG (d6)
74 #define d7 REG (d7)
75 #define a0 REG (a0)
76 #define a1 REG (a1)
77 #define a2 REG (a2)
78 #define a3 REG (a3)
79 #define a4 REG (a4)
80 #define a5 REG (a5)
81 #define a6 REG (a6)
82 #define fp REG (fp)
83 #define sp REG (sp)
84
85 .text
86 .proc
87 .globl SYM (__umodsi3)
88 SYM (__umodsi3):
89 movel sp@(8), d1 /* d1 = diviso
90 movel sp@(4), d0 /* d0 = divide
91 movel d1, sp@-
92 movel d0, sp@-
93 jbsr SYM (__udivsi3)
94 addql IMM (8), sp
95 movel sp@(8), d1 /* d1 = diviso
96 #if !(defined(__mcf5200__) || defined(__mcoldf
97 movel d1, sp@-
98 movel d0, sp@-
99 jbsr SYM (__mulsi3) /* d0 = (a/b)*
100 addql IMM (8), sp
101 #else
102 mulsl d1,d0
103 #endif
104 movel sp@(4), d1 /* d1 = divide
105 subl d0, d1 /* d1 = a - (a
106 movel d1, d0
107 rts
108 EXPORT_SYMBOL(__umodsi3)
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