old-autovect-branch/gcc/testsuite/gcc.target/xstormy16/sfr/22_if1_sfrb_bitfield_3.c

   1 /* { dg-options { -nostartfiles below100.o -Tbelow100.ld -O2 } } */
   2 /* { dg-final { scan-assembler "b\[np\] " } } */
   3
   4 typedef struct
   5 {
   6   unsigned char b0:1;
   7   unsigned char b1:1;
   8   unsigned char b2:1;
   9   unsigned char b3:1;
  10   unsigned char b4:1;
  11   unsigned char b5:1;
  12   unsigned char b6:1;
  13   unsigned char b7:1;
  14 } BitField;
  15
  16 #define SFRA (*((volatile BitField*)0x7f14))
  17 unsigned char *pA = (unsigned char *) 0x7f14;
  18 #define SFRB (*((volatile BitField*)0x7f10))
  19 unsigned char *pB = (unsigned char *) 0x7f10;
  20
  21 char *
  22 Do (void)
  23 {
  24   if (SFRA.b3)
  25     {
  26       if (SFRB.b3)
  27         return "Fail";
  28       else
  29         return "Success";
  30     }
  31   else
  32     return "Fail";
  33 }
  34
  35 int
  36 main (void)
  37 {
  38   *pA = 0xcb;
  39   *pB = 0x34;
  40   return Do ()[0] == 'F';
  41 }