xref: /openbmc/qemu/tests/tcg/cris/libc/check_moveq.c (revision b91a0fa7)
1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <stdint.h>
4 #include "sys.h"
5 #include "crisutils.h"
6 
7 #define cris_moveq(dst, src) \
8                asm volatile ("moveq %1, %0\n" : "=r" (dst) : "i" (src));
9 
10 
11 
12 int main(void)
13 {
14 	int t;
15 
16 	cris_tst_cc_init();
17 	asm volatile ("setf\tzvnc\n");
18 	cris_moveq(t, 10);
19 	cris_tst_cc(1, 1, 1, 1);
20 	if (t != 10)
21 		err();
22 
23 	/* make sure moveq doesn't clobber the zflag.  */
24 	cris_tst_cc_init();
25 	asm volatile ("setf vnc\n");
26 	asm volatile ("clearf z\n");
27 	cris_moveq(t, 0);
28 	cris_tst_cc(1, 0, 1, 1);
29 	if (t != 0)
30 		err();
31 
32 	/* make sure moveq doesn't clobber the nflag.
33 	   Also check large immediates  */
34 	cris_tst_cc_init();
35 	asm volatile ("setf zvc\n");
36 	asm volatile ("clearf n\n");
37 	cris_moveq(t, -31);
38 	cris_tst_cc(0, 1, 1, 1);
39 	if (t != -31)
40 		err();
41 
42 	cris_tst_cc_init();
43 	asm volatile ("setf nzvc\n");
44 	cris_moveq(t, 31);
45 	cris_tst_cc(1, 1, 1, 1);
46 	if (t != 31)
47 		err();
48 
49 	pass();
50 	return 0;
51 }
52