github.com/prattmic/llgo-embedded@v0.0.0-20150820070356-41cfecea0e1e/third_party/gofrontend/libffi/testsuite/libffi.call/closure_fn6.c (about)

     1  /* Area:	closure_call
     2     Purpose:	Check multiple values passing from different type.
     3  		Also, exceed the limit of gpr and fpr registers on PowerPC.
     4     Limitations:	none.
     5     PR:		PR23404
     6     Originator:	<andreast@gcc.gnu.org> 20050830	 */
     7  
     8  /* { dg-do run } */
     9  #include "ffitest.h"
    10  
    11  static void
    12  closure_test_fn0(ffi_cif* cif __UNUSED__, void* resp, void** args,
    13  		 void* userdata)
    14  {
    15    *(ffi_arg*)resp =
    16      (int)*(unsigned long long *)args[0] +
    17      (int)(*(unsigned long long *)args[1]) +
    18      (int)(*(unsigned long long *)args[2]) +
    19      (int)*(unsigned long long *)args[3] +
    20      (int)(*(int *)args[4]) + (int)(*(double *)args[5]) +
    21      (int)*(double *)args[6] + (int)(*(float *)args[7]) +
    22      (int)(*(double *)args[8]) + (int)*(double *)args[9] +
    23      (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
    24      (int)*(int *)args[12] + (int)(*(int *)args[13]) +
    25      (int)(*(double *)args[14]) +  (int)*(double *)args[15] +
    26      (intptr_t)userdata;
    27  
    28    printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
    29  	 (int)*(unsigned long long  *)args[0],
    30  	 (int)(*(unsigned long long  *)args[1]),
    31  	 (int)(*(unsigned long long  *)args[2]),
    32  	 (int)*(unsigned long long  *)args[3],
    33  	 (int)(*(int *)args[4]), (int)(*(double *)args[5]),
    34  	 (int)*(double *)args[6], (int)(*(float *)args[7]),
    35  	 (int)(*(double *)args[8]), (int)*(double *)args[9],
    36  	 (int)(*(int *)args[10]), (int)(*(float *)args[11]),
    37  	 (int)*(int *)args[12], (int)(*(int *)args[13]),
    38  	 (int)(*(double *)args[14]), (int)(*(double *)args[15]),
    39  	 (int)(intptr_t)userdata, (int)*(ffi_arg *)resp);
    40  
    41  }
    42  
    43  typedef int (*closure_test_type0)(unsigned long long,
    44  				  unsigned long long,
    45  				  unsigned long long,
    46  				  unsigned long long,
    47  				  int, double, double, float, double, double,
    48  				  int, float, int, int, double, double);
    49  
    50  int main (void)
    51  {
    52    ffi_cif cif;
    53    void *code;
    54    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    55    ffi_type * cl_arg_types[17];
    56    int res;
    57  
    58    cl_arg_types[0] = &ffi_type_uint64;
    59    cl_arg_types[1] = &ffi_type_uint64;
    60    cl_arg_types[2] = &ffi_type_uint64;
    61    cl_arg_types[3] = &ffi_type_uint64;
    62    cl_arg_types[4] = &ffi_type_sint;
    63    cl_arg_types[5] = &ffi_type_double;
    64    cl_arg_types[6] = &ffi_type_double;
    65    cl_arg_types[7] = &ffi_type_float;
    66    cl_arg_types[8] = &ffi_type_double;
    67    cl_arg_types[9] = &ffi_type_double;
    68    cl_arg_types[10] = &ffi_type_sint;
    69    cl_arg_types[11] = &ffi_type_float;
    70    cl_arg_types[12] = &ffi_type_sint;
    71    cl_arg_types[13] = &ffi_type_sint;
    72    cl_arg_types[14] = &ffi_type_double;
    73    cl_arg_types[15] = &ffi_type_double;
    74    cl_arg_types[16] = NULL;
    75  
    76    /* Initialize the cif */
    77    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
    78  		     &ffi_type_sint, cl_arg_types) == FFI_OK);
    79  
    80    CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn0,
    81                               (void *) 3 /* userdata */, code) == FFI_OK);
    82  
    83    res = (*((closure_test_type0)code))
    84      (1, 2, 3, 4, 127, 429., 7., 8., 9.5, 10., 11, 12., 13,
    85       19, 21., 1.);
    86    /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
    87    printf("res: %d\n",res);
    88    /* { dg-output "\nres: 680" } */
    89    exit(0);
    90  }