sim/testsuite/sim/bfin/mac2halfreg.S

   1 # mach: bfin
   2
   3 #include "test.h"
   4 .include "testutils.inc"
   5         start
   6
   7         init_r_regs 0;
   8         ASTAT = R0;
   9
  10         r3.h=0x8000;
  11         r2.h=0x8000;
  12         r7=0;
  13         r6.l=0x7f;
  14         a0.x=r6.l;
  15         r6.h=0x7fff;
  16         r6.l=0xffff;
  17         a0.w=r6;
  18         _dbg a0;
  19         r3.l=(a0+=r3.h*r2.h);
  20         r7=ASTAT;
  21         _dbg A0;
  22         _dbg r3;
  23         _dbg ASTAT;
  24 //AV0 does not overflow
  25         checkreg r7, (_VS|_V|_V_COPY);
  26
  27         pass