gcc/testsuite/gcc.target/i386/ret-thunk-15.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mno-indirect-branch-register -mfunction-return=keep -mindirect-branch=keep -fno-pic" } */
   3
   4 extern void (*bar) (void);
   5
   6 __attribute__ ((function_return("thunk-extern"), indirect_branch("thunk")))
   7 int
   8 foo (void)
   9 {
  10   bar ();
  11   return 0;
  12 }
  13
  14 /* { dg-final { scan-assembler "jmp\[ \t\]*__x86_return_thunk" } } */
  15 /* { dg-final { scan-assembler "jmp\[ \t\]*\.LIND" } } */
  16 /* { dg-final { scan-assembler "call\[ \t\]*\.LIND" } } */
  17 /* { dg-final { scan-assembler-times {\tpause} 1 } } */
  18 /* { dg-final { scan-assembler-times {\tlfence} 1 } } */
  19 /* { dg-final { scan-assembler "push(?:l|q)\[ \t\]*_?bar" { target { ! x32 } } } } */
  20 /* { dg-final { scan-assembler "jmp\[ \t\]*__x86_indirect_thunk" { target { ! x32 } } } } */
  21 /* { dg-final { scan-assembler "call\[ \t\]*__x86_indirect_thunk_(r|e)ax" { target x32 } } } */
  22 /* { dg-final { scan-assembler-not "pushq\[ \t\]%rax" { target x32 } } } */