gcc/testsuite/gcc.target/i386/indirect-thunk-attr-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mno-indirect-branch-register -mfunction-return=keep -fno-pic" } */
   3
   4 typedef void (*dispatch_t)(long offset);
   5
   6 dispatch_t dispatch;
   7
   8 extern void male_indirect_jump (long)
   9   __attribute__ ((indirect_branch("thunk")));
  10
  11 void
  12 male_indirect_jump (long offset)
  13 {
  14   dispatch(offset);
  15 }
  16
  17 /* { dg-final { scan-assembler "mov(?:l|q)\[ \t\]*_?dispatch" { target *-*-linux* } } } */
  18 /* { dg-final { scan-assembler "jmp\[ \t\]*__x86_indirect_thunk_(r|e)ax" } } */
  19 /* { dg-final { scan-assembler "jmp\[ \t\]*\.LIND" } } */
  20 /* { dg-final { scan-assembler "call\[ \t\]*\.LIND" } } */
  21 /* { dg-final { scan-assembler {\tpause} } } */
  22 /* { dg-final { scan-assembler {\tlfence} } } */