1 /*---------------------------------------------------------------------------*
2 Project: rsodemo
3 File: c.c
4
5 Copyright 2006 Nintendo. All rights reserved.
6
7 These coded instructions, statements, and computer programs contain
8 proprietary information of Nintendo of America Inc. and/or Nintendo
9 Company Ltd., and are protected by Federal copyright law. They may
10 not be disclosed to third parties or copied or duplicated in any form,
11 in whole or in part, without the prior written consent of Nintendo.
12
13
14 $NoKeywords: $
15 *---------------------------------------------------------------------------*/
16
17
18 #include <revolution/os.h>
19
20 #include "c.h"
21
22 #ifdef __cplusplus
23 extern "C" {
24 #endif
25
26 typedef void (*voidfunctionptr) (void); /* ptr to function returning void */
27 __declspec(section ".init") extern voidfunctionptr _ctors[];
28 __declspec(section ".init") extern voidfunctionptr _dtors[];
29
30 void _prolog(void);
31 void _epilog(void);
32 void _unresolved(void);
33
34 #ifdef __cplusplus
35 }
36 #endif
37
_prolog(void)38 void _prolog(void)
39 {
40 voidfunctionptr *constructor;
41
42 /*
43 * call static initializers
44 */
45 for (constructor = _ctors; *constructor; constructor++) {
46 (*constructor)();
47 }
48 MainC();
49 }
50
_epilog(void)51 void _epilog(void)
52 {
53 voidfunctionptr *destructor;
54
55 /*
56 * call destructors
57 */
58 for (destructor = _dtors; *destructor; destructor++) {
59 (*destructor)();
60 }
61 }
62
_unresolved(void)63 void _unresolved(void)
64 {
65 u32 i;
66 u32* p;
67
68 OSReport("\nError: C called an unlinked function.\n");
69 OSReport("Address: Back Chain LR Save\n");
70 for (i = 0, p = (u32*) OSGetStackPointer(); // get current sp
71 p && (u32) p != 0xffffffff && i++ < 16;
72 p = (u32*) *p) // get caller sp
73 {
74 OSReport("0x%08x: 0x%08x 0x%08x\n", p, p[0], p[1]);
75 }
76 OSReport("\n");
77 }
78
MainC(void)79 void MainC(void)
80 {
81 //
82 OSReport("Hello, I'm MainC()!\n");
83 //
84 OSReport("C::MainC End\n");
85 }
86
IsCThere(void)87 void IsCThere(void)
88 {
89 OSReport("Yes, I'm C.\n");
90 }
91
92