gcc/testsuite/gcc.target/arm/armv8-sync-op-acquire.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target arm_arch_v8a_ok } */
   3 /* { dg-options "-O2" } */
   4 /* { dg-add-options arm_arch_v8a } */
   5
   6 #include "../aarch64/sync-op-acquire.x"
   7
   8 /* { dg-final { scan-assembler-times "ldrex" 1 } } */
   9 /* { dg-final { scan-assembler-times "strex" 1 } } */
  10 /* { dg-final { scan-assembler-times "dmb" 1 } } */