gcc/testsuite/gcc.target/nios2/nios2-builtin-io.c

   1 /* { dg-do compile } */
   2 /* { dg-final { scan-assembler "ldbio" } } */
   3 /* { dg-final { scan-assembler "ldbuio" } } */
   4 /* { dg-final { scan-assembler "ldhio" } } */
   5 /* { dg-final { scan-assembler "ldhuio" } } */
   6 /* { dg-final { scan-assembler "ldwio" } } */
   7 /* { dg-final { scan-assembler "stbio" } } */
   8 /* { dg-final { scan-assembler "sthio" } } */
   9 /* { dg-final { scan-assembler "stwio" } } */
  10
  11 volatile char b;
  12 volatile short h;
  13 volatile int w;
  14
  15 void x ()
  16 {
  17   __builtin_ldbio (&b);
  18   __builtin_ldbuio (&b);
  19   __builtin_ldhio (&h);
  20   __builtin_ldhuio (&h);
  21   __builtin_ldwio (&w);
  22
  23   __builtin_stbio (&b, 42);
  24   __builtin_sthio (&h, 43);
  25   __builtin_stwio (&w, 44);
  26 }