xref: /openbmc/qemu/tests/tcg/cris/libc/check_addoq.c (revision ca693d1c)
1 #include <stdio.h>
2 #include <stdlib.h>
3 #include <stdint.h>
4 #include "sys.h"
5 #include "crisutils.h"
6 
7 /* this would be better to do in asm, it's an orgy in GCC inline asm now.  */
8 
9 /* ACR will be clobbered.  */
10 #define cris_addoq(o, v) \
11 	asm volatile ("addoq\t%1, %0, $acr\n" : : "r" (v), "i" (o) : "acr");
12 
13 
14 int main(void)
15 {
16 	int x[3] = {0x55aa77ff, 0xccff2244, 0x88ccee19};
17 	int *p, *t = x + 1;
18 
19 	cris_tst_cc_init();
20 	asm volatile ("setf\tzvnc\n");
21 	cris_addoq(0, t);
22 	cris_tst_cc(1, 1, 1, 1);
23 	asm volatile ("move.d\t$acr, %0\n" : "=r" (p));
24 	if (*p != 0xccff2244)
25 		err();
26 
27 	cris_tst_cc_init();
28 	asm volatile ("setf\tzvnc\n");
29 	cris_addoq(4, t);
30 	cris_tst_cc(0, 0, 0, 0);
31 	asm volatile ("move.d\t$acr, %0\n" : "=r" (p));
32 	if (*p != 0x88ccee19)
33 		err();
34 
35 	cris_tst_cc_init();
36 	asm volatile ("clearf\tzvnc\n");
37 	cris_addoq(-8, t + 1);
38 	cris_tst_cc(0, 0, 0, 0);
39 	asm volatile ("move.d\t$acr, %0\n" : "=r" (p));
40 	if (*p != 0x55aa77ff)
41 		err();
42 	pass();
43 	return 0;
44 }
45