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6d7e8eda | 1 | /* Copyright (C) 1997-2023 Free Software Foundation, Inc. |
7756ba9d DH |
2 | |
3 | This file is part of the GNU C Library. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public License as | |
7 | published by the Free Software Foundation; either version 2.1 of the | |
8 | License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library. If not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
7756ba9d DH |
18 | |
19 | .global _mcount | |
20 | .type _mcount, @function | |
21 | _mcount: | |
22 | # Save regs. | |
23 | addik r1, r1,-4 * 24 | |
24 | swi r31, r1, 4 * 23 | |
25 | swi r30, r1, 4 * 22 | |
26 | swi r29, r1, 4 * 21 | |
27 | swi r28, r1, 4 * 20 | |
28 | swi r27, r1, 4 * 19 | |
29 | swi r26, r1, 4 * 18 | |
30 | swi r25, r1, 4 * 17 | |
31 | swi r24, r1, 4 * 16 | |
32 | swi r23, r1, 4 * 15 | |
33 | swi r22, r1, 4 * 14 | |
34 | swi r21, r1, 4 * 13 | |
35 | swi r20, r1, 4 * 12 | |
36 | swi r19, r1, 4 * 11 | |
37 | swi r15, r1, 4 * 10 | |
38 | swi r12, r1, 4 * 9 | |
39 | swi r11, r1, 4 * 8 | |
40 | swi r10, r1, 4 * 7 | |
41 | swi r8, r1, 4 * 6 | |
42 | swi r7, r1, 4 * 5 | |
43 | swi r6, r1, 4 * 4 | |
44 | swi r5, r1, 4 * 3 | |
45 | swi r4, r1, 4 * 2 | |
46 | swi r3, r1, 4 * 1 | |
47 | swi r2, r1, 4 * 0 | |
48 | ||
49 | #ifdef SHARED | |
50 | mfs r20,rpc | |
51 | addik r20,r20,_GLOBAL_OFFSET_TABLE_+8 | |
52 | addk r6, r0, r15 # callee is in r15. | |
53 | brlid r15, __mcount_internal@PLT | |
54 | lwi r5, r1, 4 * 24 # caller is on the stack. | |
55 | #else | |
56 | # Pass from/to in r5 and r6. | |
57 | addk r6, r0, r15 # callee is in r15. | |
58 | bralid r15, __mcount_internal | |
59 | lwi r5, r1, 4 * 24 # caller is on the stack. | |
60 | #endif | |
61 | ||
62 | # Reload regs | |
63 | lwi r31, r1, 4 * 23 | |
64 | lwi r30, r1, 4 * 22 | |
65 | lwi r29, r1, 4 * 21 | |
66 | lwi r28, r1, 4 * 20 | |
67 | lwi r27, r1, 4 * 19 | |
68 | lwi r26, r1, 4 * 18 | |
69 | lwi r25, r1, 4 * 17 | |
70 | lwi r24, r1, 4 * 16 | |
71 | lwi r23, r1, 4 * 15 | |
72 | lwi r22, r1, 4 * 14 | |
73 | lwi r21, r1, 4 * 13 | |
74 | lwi r20, r1, 4 * 12 | |
75 | lwi r19, r1, 4 * 11 | |
76 | lwi r15, r1, 4 * 10 | |
77 | lwi r12, r1, 4 * 9 | |
78 | lwi r11, r1, 4 * 8 | |
79 | lwi r10, r1, 4 * 7 | |
80 | lwi r8, r1, 4 * 6 | |
81 | lwi r7, r1, 4 * 5 | |
82 | lwi r6, r1, 4 * 4 | |
83 | lwi r5, r1, 4 * 3 | |
84 | lwi r4, r1, 4 * 2 | |
85 | lwi r3, r1, 4 * 1 | |
86 | lwi r2, r1, 4 * 0 | |
87 | ||
88 | rtsd r15, 8 | |
89 | addik r1, r1, 4 * 24 | |
90 | ||
91 | .size _mcount, . - _mcount |