gcc-4_9/gcc/testsuite/gcc.target/xstormy16/sfr/02_const_to_sfrw.c

   1 /* { dg-options { -nostartfiles below100.o -Tbelow100.ld -O2 } } */
   2 /* { dg-final { scan-assembler "mov.w 32532,#4660" } } */
   3
   4 #define SFR (*((volatile unsigned short*)0x7f14))
   5 unsigned short *p = (unsigned short *) 0x7f14;
   6
   7 void
   8 Do (void)
   9 {
  10   SFR = 0x1234;
  11 }
  12
  13 int
  14 main (void)
  15 {
  16   *p = 0x9876;
  17   Do ();
  18   return (*p == 0x1234) ? 0 : 1;
  19 }