gcc/testsuite/gcc.target/arc/naked-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O0" } */
   3 /* Check that naked functions don't place arguments on the stack at
   4    optimisation level '-O0'.  */
   5
   6 #if defined(__HS__) || defined(__EM__)
   7 # define ILINK "ilink"
   8 #else
   9 # define ILINK "ilink1"
  10 #endif
  11
  12 extern void bar (int);
  13
  14 void __attribute__((naked, interrupt(ILINK)))
  15 foo (int n, int m)
  16 {
  17   bar (n + m);
  18 }
  19 /* { dg-final { scan-assembler "\tbl @bar" } } */
  20
  21 /* Look for things that would appear in a non-naked function, but which
  22    should not appear in a naked function.  */
  23 /* { dg-final { scan-assembler-not "\trtie" } } */
  24 /* { dg-final { scan-assembler-not "j.*\[ilink1\]" } } */
  25 /* { dg-final { scan-assembler-not "\tst.* " } } */
  26 /* { dg-final { scan-assembler-not "\tmov fp,sp" } } */