libffi/testsuite/libffi.closures/unwindtest.cc

   1 /* Area:        ffi_closure, unwind info
   2    Purpose:     Check if the unwind information is passed correctly.
   3    Limitations: none.
   4    PR:          none.
   5    Originator:  Jeff Sturm <jsturm@one-point.com>  */
   6
   7 /* { dg-do run { xfail x86_64-apple-darwin* moxie*-*-* } } */
   8
   9 #include "ffitest.h"
  10
  11 void ABI_ATTR
  12 closure_test_fn(ffi_cif* cif __UNUSED__, void* resp __UNUSED__,
  13                 void** args __UNUSED__, void* userdata __UNUSED__)
  14 {
  15   throw 9;
  16 }
  17
  18 typedef void (*closure_test_type)();
  19
  20 void closure_test_fn1(ffi_cif* cif __UNUSED__, void* resp,
  21                       void** args, void* userdata __UNUSED__)
  22  {
  23     *(ffi_arg*)resp =
  24       (int)*(float *)args[0] +(int)(*(float *)args[1]) +
  25       (int)(*(float *)args[2]) + (int)*(float *)args[3] +
  26       (int)(*(signed short *)args[4]) + (int)(*(float *)args[5]) +
  27       (int)*(float *)args[6] + (int)(*(int *)args[7]) +
  28       (int)(*(double*)args[8]) + (int)*(int *)args[9] +
  29       (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
  30       (int)*(int *)args[12] + (int)(*(int *)args[13]) +
  31       (int)(*(int *)args[14]) + *(int *)args[15] + (int)(intptr_t)userdata;
  32
  33     printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
  34            (int)*(float *)args[0], (int)(*(float *)args[1]),
  35            (int)(*(float *)args[2]), (int)*(float *)args[3],
  36            (int)(*(signed short *)args[4]), (int)(*(float *)args[5]),
  37            (int)*(float *)args[6], (int)(*(int *)args[7]),
  38            (int)(*(double *)args[8]), (int)*(int *)args[9],
  39            (int)(*(int *)args[10]), (int)(*(float *)args[11]),
  40            (int)*(int *)args[12], (int)(*(int *)args[13]),
  41            (int)(*(int *)args[14]), *(int *)args[15],
  42            (int)(intptr_t)userdata, (int)*(ffi_arg*)resp);
  43
  44     throw (int)*(ffi_arg*)resp;
  45 }
  46
  47 typedef int (*closure_test_type1)(float, float, float, float, signed short,
  48                                   float, float, int, double, int, int, float,
  49                                   int, int, int, int);
  50
  51 int main (void)
  52 {
  53   ffi_cif cif;
  54   void *code;
  55   ffi_closure *pcl = (ffi_closure *)ffi_closure_alloc(sizeof(ffi_closure), &code);
  56   ffi_type * cl_arg_types[17];
  57
  58   {
  59     cl_arg_types[1] = NULL;
  60
  61     CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0,
  62                        &ffi_type_void, cl_arg_types) == FFI_OK);
  63     CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn, NULL, code) == FFI_OK);
  64
  65     try
  66       {
  67         (*((closure_test_type)(code)))();
  68       } catch (int exception_code)
  69       {
  70         CHECK(exception_code == 9);
  71       }
  72
  73     printf("part one OK\n");
  74     /* { dg-output "part one OK" } */
  75     }
  76
  77     {
  78
  79       cl_arg_types[0] = &ffi_type_float;
  80       cl_arg_types[1] = &ffi_type_float;
  81       cl_arg_types[2] = &ffi_type_float;
  82       cl_arg_types[3] = &ffi_type_float;
  83       cl_arg_types[4] = &ffi_type_sshort;
  84       cl_arg_types[5] = &ffi_type_float;
  85       cl_arg_types[6] = &ffi_type_float;
  86       cl_arg_types[7] = &ffi_type_uint;
  87       cl_arg_types[8] = &ffi_type_double;
  88       cl_arg_types[9] = &ffi_type_uint;
  89       cl_arg_types[10] = &ffi_type_uint;
  90       cl_arg_types[11] = &ffi_type_float;
  91       cl_arg_types[12] = &ffi_type_uint;
  92       cl_arg_types[13] = &ffi_type_uint;
  93       cl_arg_types[14] = &ffi_type_uint;
  94       cl_arg_types[15] = &ffi_type_uint;
  95       cl_arg_types[16] = NULL;
  96
  97       /* Initialize the cif */
  98       CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
  99                          &ffi_type_sint, cl_arg_types) == FFI_OK);
 100
 101       CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn1,
 102                                  (void *) 3 /* userdata */, code)  == FFI_OK);
 103       try
 104         {
 105           (*((closure_test_type1)code))
 106             (1.1, 2.2, 3.3, 4.4, 127, 5.5, 6.6, 8, 9, 10, 11, 12.0, 13,
 107              19, 21, 1);
 108           /* { dg-output "\n1 2 3 4 127 5 6 8 9 10 11 12 13 19 21 1 3: 255" } */
 109         } catch (int exception_code)
 110         {
 111           CHECK(exception_code == 255);
 112         }
 113       printf("part two OK\n");
 114       /* { dg-output "\npart two OK" } */
 115     }
 116     exit(0);
 117 }