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_dfp-5.c"
      11  #include "type-def.h"
      12  
      13  struct hfa_dfx1_t hfa_dfx1 = {12.345df};
      14  struct hfa_dfx2_t hfa_dfx2 = {123.456df, 234.456df};
      15  struct hfa_ddx2_t hfa_ddx2 = {234.567dd, 345.678dd};
      16  struct hfa_ddx4_t hfa_ddx4 = {1234.123dd, 2345.234dd, 3456.345dd, 4567.456dd};
      17  struct hfa_dldx3_t hfa_dldx3 = {123456.7890dl, 234567.8901dl, 345678.9012dl};
      18  struct hfa_dffs_t hfa_dffs;
      19  union hfa_dunion_t hfa_dunion;
      20  
      21  #define HAS_DATA_INIT_FUNC
      22  void init_data ()
      23  {
      24    hfa_dunion.s.a = 37.df;
      25    hfa_dunion.s.b = 38.df;
      26    hfa_dunion.c   = 39.df;
      27  
      28    hfa_dffs.a = 42.df;
      29    hfa_dffs.b = 43.df;
      30    hfa_dffs.c.a = 44.df;
      31    hfa_dffs.c.b = 45.df;
      32  }
      33  
      34  #include "abitest.h"
      35  #else
      36    ARG      (int, 1, W0, LAST_NAMED_ARG_ID)
      37    DOTS
      38    /* HFA passed in fp/simd registers or on stack.  */
      39    ANON     (struct hfa_ddx4_t , hfa_ddx4 , D0      , 0)
      40    ANON     (struct hfa_dldx3_t, hfa_dldx3, Q4      , 1)
      41    ANON     (struct hfa_dffs_t , hfa_dffs , STACK   , 2)
      42    ANON     (union  hfa_dunion_t, hfa_dunion, STACK+16, 3)
      43    ANON     (struct hfa_dfx1_t , hfa_dfx1 , STACK+24, 4)
      44    ANON     (struct hfa_dfx2_t , hfa_dfx2 , STACK+32, 5)
      45    ANON     (struct hfa_ddx2_t , hfa_ddx2 , STACK+40, 6)
      46    LAST_ANON(_Decimal64        , 1.0dd    , STACK+56, 9)
      47  #endif