gcc/testsuite/gcc.target/i386/interrupt-switch-abi.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mgeneral-regs-only -mno-cld" } */
   3
   4 extern void bar (int);
   5
   6 void f1 (void){  bar (1); }
   7 __attribute__((interrupt))
   8 void f2 (void *frame){  bar (2); }
   9 void f3 (void){  bar (3); }
  10 __attribute__((interrupt))
  11 void f4 (void *frame){  bar (4); }
  12 void f5 (void){  bar (5); }
  13
  14 /* { dg-final { scan-assembler-times "push.\t%.ax" 2 } } */
  15 /* { dg-final { scan-assembler-times "pop.\t%.ax" 2 } } */
  16 /* { dg-final { scan-assembler-times "iret" 2 { target ia32 } } } */
  17 /* { dg-final { scan-assembler-times "iretq" 2 { target { ! ia32 } } } } */
  18 /* { dg-final { scan-assembler-times "\tcld" 2 } } */