1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -march=armv8-a+lse" } */
       3  
       4  /* Test ARMv8.1-A Load-ADD instruction.  */
       5  
       6  #include "atomic-inst-ops.inc"
       7  
       8  #define TEST TEST_ONE
       9  
      10  #define LOAD_ADD(FN, TY, MODEL)						\
      11    TY FNNAME (FN, TY) (TY* val, TY* foo)					\
      12    {									\
      13      return __atomic_fetch_add (val, foo, MODEL);			\
      14    }
      15  
      16  #define LOAD_ADD_NORETURN(FN, TY, MODEL)				\
      17    void FNNAME (FN, TY) (TY* val, TY* foo)				\
      18    {									\
      19      __atomic_fetch_add (val, foo, MODEL);				\
      20    }
      21  
      22  #define LOAD_SUB(FN, TY, MODEL)						\
      23    TY FNNAME (FN, TY) (TY* val, TY* foo)					\
      24    {									\
      25      return __atomic_fetch_sub (val, foo, MODEL);			\
      26    }
      27  
      28  #define LOAD_SUB_NORETURN(FN, TY, MODEL)				\
      29    void FNNAME (FN, TY) (TY* val, TY* foo)				\
      30    {									\
      31      __atomic_fetch_sub (val, foo, MODEL);				\
      32    }
      33  
      34  #define ADD_LOAD(FN, TY, MODEL)						\
      35    TY FNNAME (FN, TY) (TY* val, TY* foo)					\
      36    {									\
      37      return __atomic_add_fetch (val, foo, MODEL);			\
      38    }
      39  
      40  #define ADD_LOAD_NORETURN(FN, TY, MODEL)				\
      41    void FNNAME (FN, TY) (TY* val, TY* foo)				\
      42    {									\
      43      __atomic_add_fetch (val, foo, MODEL);				\
      44    }
      45  
      46  #define SUB_LOAD(FN, TY, MODEL)						\
      47    TY FNNAME (FN, TY) (TY* val, TY* foo)					\
      48    {									\
      49      return __atomic_sub_fetch (val, foo, MODEL);			\
      50    }
      51  
      52  #define SUB_LOAD_NORETURN(FN, TY, MODEL)				\
      53    void FNNAME (FN, TY) (TY* val, TY* foo)				\
      54    {									\
      55      __atomic_sub_fetch (val, foo, MODEL);				\
      56    }
      57  
      58  TEST (load_add, LOAD_ADD)
      59  TEST (load_add_notreturn, LOAD_ADD_NORETURN)
      60  
      61  TEST (load_sub, LOAD_SUB)
      62  TEST (load_sub_notreturn, LOAD_SUB_NORETURN)
      63  
      64  TEST (add_load, ADD_LOAD)
      65  TEST (add_load_notreturn, ADD_LOAD_NORETURN)
      66  
      67  TEST (sub_load, SUB_LOAD)
      68  TEST (sub_load_notreturn, SUB_LOAD_NORETURN)
      69  
      70  /* { dg-final { scan-assembler-times "ldaddb\t" 16} } */
      71  /* { dg-final { scan-assembler-times "ldaddab\t" 32} } */
      72  /* { dg-final { scan-assembler-times "ldaddlb\t" 16} } */
      73  /* { dg-final { scan-assembler-times "ldaddalb\t" 32} } */
      74  
      75  /* { dg-final { scan-assembler-times "ldaddh\t" 16} } */
      76  /* { dg-final { scan-assembler-times "ldaddah\t" 32} } */
      77  /* { dg-final { scan-assembler-times "ldaddlh\t" 16} } */
      78  /* { dg-final { scan-assembler-times "ldaddalh\t" 32} } */
      79  
      80  /* { dg-final { scan-assembler-times "ldadd\t" 32} } */
      81  /* { dg-final { scan-assembler-times "ldadda\t" 64} } */
      82  /* { dg-final { scan-assembler-times "ldaddl\t" 32} } */
      83  /* { dg-final { scan-assembler-times "ldaddal\t" 64} } */
      84  
      85  /* { dg-final { scan-assembler-not "ldaxr\t" } } */
      86  /* { dg-final { scan-assembler-not "stlxr\t" } } */
      87  /* { dg-final { scan-assembler-not "dmb" } } */