qemu/tests/cris/check_addoq.c

   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(1, 1, 1, 1);
  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 }