1  /* Test AAPCS64 layout and __builtin_va_arg.
       2  
       3     This test is focused particularly on __fp16 unnamed homogeneous
       4     floating-point aggregate types which should be passed in fp/simd
       5     registers until we run out of those, then the stack.  */
       6  
       7  /* { dg-do run { target aarch64*-*-* } } */
       8  
       9  #ifndef IN_FRAMEWORK
      10  #define AAPCS64_TEST_STDARG
      11  #define TESTFILE "va_arg-16.c"
      12  #include "type-def.h"
      13  
      14  struct hfa_f16x1_t hfa_f16x1 = {2.0f};
      15  struct hfa_f16x2_t hfa_f16x2 = {4.0f, 8.0f};
      16  struct hfa_f16x3_t hfa_f16x3 = {16.0f, 32.0f, 64.0f};
      17  
      18  #include "abitest.h"
      19  #else
      20    ARG      (int, 1, W0, LAST_NAMED_ARG_ID)
      21    DOTS
      22    ANON     (struct hfa_f16x1_t, hfa_f16x1, H0     , 0)
      23    ANON     (struct hfa_f16x2_t, hfa_f16x2, H1     , 1)
      24    ANON     (struct hfa_f16x3_t, hfa_f16x3, H3     , 2)
      25    ANON     (struct hfa_f16x2_t, hfa_f16x2, H6     , 3)
      26    ANON     (struct hfa_f16x1_t, hfa_f16x1, STACK  , 4)
      27    LAST_ANON(double            , 1.0      , STACK+8, 5)
      28  #endif