gcc/testsuite/gcc.target/arm/interrupt-2.c

   1 /* Verify that prologue and epilogue are correct for functions with
   2    __attribute__ ((interrupt)).  */
   3 /* { dg-do assemble } */
   4 /* { dg-require-effective-target arm_nothumb } */
   5 /* { dg-options "-O1 -marm -save-temps" } */
   6
   7 /* This test is not valid when -mthumb.  */
   8 extern void bar (int);
   9 extern void test (void) __attribute__((__interrupt__));
  10
  11 int foo;
  12 void test()
  13 {
  14   bar (foo);
  15   foo = 0;
  16 }
  17
  18 /* { dg-final { scan-assembler "push\t{r0, r1, r2, r3, r4, r5, ip, lr}" } } */
  19 /* { dg-final { scan-assembler "ldmfd\tsp!, {r0, r1, r2, r3, r4, r5, ip, pc}\\^" } } */