1  /* Test AAPCS64 layout and __builtin_va_arg.
       2  
       3     This test covers most composite types as described in AAPCS64 \S 4.3.
       4     Homogeneous floating-point aggregate types are covered in other tests.  */
       5  
       6  /* { dg-do run { target aarch64*-*-* } } */
       7  
       8  #ifndef IN_FRAMEWORK
       9  #define AAPCS64_TEST_STDARG
      10  #define TESTFILE "va_arg-3.c"
      11  #include "type-def.h"
      12  
      13  struct x0
      14  {
      15    char ch;
      16    int i;
      17  } y0 = { 'a', 12345 };
      18  
      19  struct x1
      20  {
      21    int a;
      22    int b;
      23    int c;
      24    int d;
      25  } y1 = { 0xdeadbeef, 0xcafebabe, 0x87654321, 0xabcedf975 };
      26  
      27  struct x2
      28  {
      29    long long a;
      30    long long b;
      31    char ch;
      32  } y2 = { 0x12, 0x34, 0x56 };
      33  
      34  union x3
      35  {
      36    char ch;
      37    int i;
      38    long long ll;
      39  } y3;
      40  
      41  union x4
      42  {
      43    int i;
      44    struct x2 y2;
      45  } y4;
      46  
      47  struct x5
      48  {
      49    union int128_t qword;
      50  } y5;
      51  
      52  #define HAS_DATA_INIT_FUNC
      53  void init_data ()
      54  {
      55    /* Init small union.  */
      56    y3.ll = 0xfedcba98LL;
      57  
      58    /* Init big union.  */
      59    y4.y2.a = 0x78;
      60    y4.y2.b = 0x89;
      61    y4.y2.ch= 0x9a;
      62  
      63    /* Init signed quad-word integer.  */
      64    y5.qword.l64 = 0xfdb9753102468aceLL;
      65    y5.qword.h64 = 0xeca8642013579bdfLL;
      66  }
      67  
      68  #include "abitest.h"
      69  #else
      70    ARG      (float   ,1.0f, S0, LAST_NAMED_ARG_ID)
      71    DOTS
      72    ANON     (struct x0, y0, X0,        1)
      73    ANON     (struct x1, y1, X1,        2)
      74    PTR_ANON (struct x2, y2, X3,        3)
      75    ANON     (union  x3, y3, X4,        4)
      76    PTR_ANON (union  x4, y4, X5,        5)
      77    ANON     (struct x5, y5, X6,        6)
      78    ANON     (struct x0, y0, STACK,     7)
      79    ANON     (struct x1, y1, STACK+8,   8)
      80    PTR_ANON (struct x2, y2, STACK+24,  9)
      81    ANON     (union  x3, y3, STACK+32, 10)
      82    PTR_ANON (union  x4, y4, STACK+40, 11)
      83  #ifndef __AAPCS64_BIG_ENDIAN__
      84    ANON     (int      ,  1, STACK+48, 12)
      85  #else
      86    ANON     (int      ,  1, STACK+52, 12)
      87  #endif
      88    ANON     (struct x5, y5, STACK+64, 13)
      89  #ifndef __AAPCS64_BIG_ENDIAN__
      90    LAST_ANON(int      ,  2, STACK+80, 14)
      91  #else
      92    LAST_ANON(int      ,  2, STACK+84, 14)
      93  #endif
      94  #endif