xref: /illumos-kvm-cmd/tests/cris/sys.c (revision 68396ea9)
1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <unistd.h>
4 
mystrlen(char * s)5 static inline int mystrlen(char *s) {
6 	int i = 0;
7 	while (s[i])
8 		i++;
9 	return i;
10 }
11 
pass(void)12 void pass(void) {
13 	char s[] = "passed.\n";
14 	write (1, s, sizeof (s) - 1);
15 	exit (0);
16 }
17 
_fail(char * reason)18 void _fail(char *reason) {
19 	char s[] = "\nfailed: ";
20 	int len = mystrlen(reason);
21 	write (1, s, sizeof (s) - 1);
22 	write (1, reason, len);
23 	write (1, "\n", 1);
24 //	exit (1);
25 }
26 
memset(void * s,int c,size_t n)27 void *memset (void *s, int c, size_t n) {
28 	char *p = s;
29 	int i;
30 	for (i = 0; i < n; i++)
31 		p[i] = c;
32 	return p;
33 }
34 
exit(int status)35 void exit (int status) {
36 	asm volatile ("moveq 1, $r9\n" /* NR_exit.  */
37 		      "break 13\n");
38 	while(1)
39 		;
40 }
41 
write(int fd,const void * buf,size_t count)42 ssize_t write (int fd, const void *buf, size_t count) {
43 	int r;
44 	asm ("move.d %0, $r10\n"
45 	     "move.d %1, $r11\n"
46 	     "move.d %2, $r12\n"
47 	     "moveq 4, $r9\n" /* NR_write.  */
48 	     "break 13\n" : : "r" (fd), "r" (buf), "r" (count) : "memory");
49 	asm ("move.d $r10, %0\n" : "=r" (r));
50 	return r;
51 }
52