github.com/prattmic/llgo-embedded@v0.0.0-20150820070356-41cfecea0e1e/third_party/gofrontend/libffi/testsuite/libffi.call/closure_fn0.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  		Darwin.
     5     Limitations:	none.
     6     PR:		none.
     7     Originator:	<andreast@gcc.gnu.org> 20030828	 */
     8  
     9  
    10  
    11  
    12  /* { dg-do run } */
    13  #include "ffitest.h"
    14  
    15  static void
    16  closure_test_fn0(ffi_cif* cif __UNUSED__, void* resp, void** args,
    17  		 void* userdata)
    18  {
    19    *(ffi_arg*)resp =
    20      (int)*(unsigned long long *)args[0] + (int)(*(int *)args[1]) +
    21      (int)(*(unsigned long long *)args[2]) + (int)*(int *)args[3] +
    22      (int)(*(signed short *)args[4]) +
    23      (int)(*(unsigned long long *)args[5]) +
    24      (int)*(int *)args[6] + (int)(*(int *)args[7]) +
    25      (int)(*(double *)args[8]) + (int)*(int *)args[9] +
    26      (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
    27      (int)*(int *)args[12] + (int)(*(int *)args[13]) +
    28      (int)(*(int *)args[14]) +  *(int *)args[15] + (intptr_t)userdata;
    29  
    30    printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
    31  	 (int)*(unsigned long long *)args[0], (int)(*(int *)args[1]),
    32  	 (int)(*(unsigned long long *)args[2]),
    33  	 (int)*(int *)args[3], (int)(*(signed short *)args[4]),
    34  	 (int)(*(unsigned long long *)args[5]),
    35  	 (int)*(int *)args[6], (int)(*(int *)args[7]),
    36  	 (int)(*(double *)args[8]), (int)*(int *)args[9],
    37  	 (int)(*(int *)args[10]), (int)(*(float *)args[11]),
    38  	 (int)*(int *)args[12], (int)(*(int *)args[13]),
    39  	 (int)(*(int *)args[14]),*(int *)args[15],
    40  	 (int)(intptr_t)userdata, (int)*(ffi_arg *)resp);
    41  
    42  }
    43  
    44  typedef int (*closure_test_type0)(unsigned long long, int, unsigned long long,
    45  				  int, signed short, unsigned long long, int,
    46  				  int, double, int, int, float, int, int,
    47  				  int, int);
    48  
    49  int main (void)
    50  {
    51    ffi_cif cif;
    52    void * code;
    53    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    54    ffi_type * cl_arg_types[17];
    55    int res;
    56  
    57    cl_arg_types[0] = &ffi_type_uint64;
    58    cl_arg_types[1] = &ffi_type_sint;
    59    cl_arg_types[2] = &ffi_type_uint64;
    60    cl_arg_types[3] = &ffi_type_sint;
    61    cl_arg_types[4] = &ffi_type_sshort;
    62    cl_arg_types[5] = &ffi_type_uint64;
    63    cl_arg_types[6] = &ffi_type_sint;
    64    cl_arg_types[7] = &ffi_type_sint;
    65    cl_arg_types[8] = &ffi_type_double;
    66    cl_arg_types[9] = &ffi_type_sint;
    67    cl_arg_types[10] = &ffi_type_sint;
    68    cl_arg_types[11] = &ffi_type_float;
    69    cl_arg_types[12] = &ffi_type_sint;
    70    cl_arg_types[13] = &ffi_type_sint;
    71    cl_arg_types[14] = &ffi_type_sint;
    72    cl_arg_types[15] = &ffi_type_sint;
    73    cl_arg_types[16] = NULL;
    74  
    75    /* Initialize the cif */
    76    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
    77  		     &ffi_type_sint, cl_arg_types) == FFI_OK);
    78  
    79    CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn0,
    80                               (void *) 3 /* userdata */, code) == FFI_OK);
    81  
    82    res = (*((closure_test_type0)code))
    83      (1LL, 2, 3LL, 4, 127, 429LL, 7, 8, 9.5, 10, 11, 12, 13,
    84       19, 21, 1);
    85    /* { dg-output "1 2 3 4 127 429 7 8 9 10 11 12 13 19 21 1 3: 680" } */
    86    printf("res: %d\n",res);
    87    /* { dg-output "\nres: 680" } */
    88       exit(0);
    89  }