1  /* Test AAPCS64 layout and __builtin_va_arg.
       2  
       3     This test is focus on certain unnamed homogeneous floating-point aggregate
       4     types passed in fp/simd registers.  */
       5  
       6  /* { dg-do run { target aarch64*-*-* } } */
       7  
       8  #ifndef IN_FRAMEWORK
       9  #define AAPCS64_TEST_STDARG
      10  #define TESTFILE "va_arg-6.c"
      11  #include "type-def.h"
      12  
      13  struct hfa_fx1_t hfa_fx1 = {12.345f};
      14  struct hfa_dx2_t hfa_dx2 = {234.567, 345.678};
      15  struct hfa_ffs_t hfa_ffs;
      16  union hfa_union_t hfa_union;
      17  
      18  #define HAS_DATA_INIT_FUNC
      19  void init_data ()
      20  {
      21    hfa_union.s.a = 37.f;
      22    hfa_union.s.b = 38.f;
      23    hfa_union.c   = 39.f;
      24  
      25    hfa_ffs.a = 42.f;
      26    hfa_ffs.b = 43.f;
      27    hfa_ffs.c.a = 44.f;
      28    hfa_ffs.c.b = 45.f;
      29  }
      30  
      31  #include "abitest.h"
      32  #else
      33    ARG      (int, 1, W0, LAST_NAMED_ARG_ID)
      34    DOTS
      35    ANON     (struct hfa_ffs_t  , hfa_ffs  , S0     , 0)
      36    ANON     (union  hfa_union_t, hfa_union, S4     , 1)
      37    ANON     (struct hfa_dx2_t  , hfa_dx2  , D6     , 2)
      38    ANON     (struct hfa_fx1_t  , hfa_fx1  , STACK  , 3)
      39    LAST_ANON(double            , 1.0      , STACK+8, 4)
      40  #endif