libffi/testsuite/libffi.special/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 } */
   8 #include "ffitestcxx.h"
   9
  10 #if defined HAVE_STDINT_H
  11 #include <stdint.h>
  12 #endif
  13
  14 #if defined HAVE_INTTYPES_H
  15 #include <inttypes.h>
  16 #endif
  17
  18 void
  19 closure_test_fn(ffi_cif* cif __UNUSED__, void* resp __UNUSED__,
  20                 void** args __UNUSED__, void* userdata __UNUSED__)
  21 {
  22   throw 9;
  23 }
  24
  25 typedef void (*closure_test_type)();
  26
  27 void closure_test_fn1(ffi_cif* cif __UNUSED__, void* resp,
  28                       void** args, void* userdata __UNUSED__)
  29  {
  30     *(ffi_arg*)resp =
  31       (int)*(float *)args[0] +(int)(*(float *)args[1]) +
  32       (int)(*(float *)args[2]) + (int)*(float *)args[3] +
  33       (int)(*(signed short *)args[4]) + (int)(*(float *)args[5]) +
  34       (int)*(float *)args[6] + (int)(*(int *)args[7]) +
  35       (int)(*(double*)args[8]) + (int)*(int *)args[9] +
  36       (int)(*(int *)args[10]) + (int)(*(float *)args[11]) +
  37       (int)*(int *)args[12] + (int)(*(int *)args[13]) +
  38       (int)(*(int *)args[14]) + *(int *)args[15] + (int)(intptr_t)userdata;
  39
  40     printf("%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d: %d\n",
  41            (int)*(float *)args[0], (int)(*(float *)args[1]),
  42            (int)(*(float *)args[2]), (int)*(float *)args[3],
  43            (int)(*(signed short *)args[4]), (int)(*(float *)args[5]),
  44            (int)*(float *)args[6], (int)(*(int *)args[7]),
  45            (int)(*(double *)args[8]), (int)*(int *)args[9],
  46            (int)(*(int *)args[10]), (int)(*(float *)args[11]),
  47            (int)*(int *)args[12], (int)(*(int *)args[13]),
  48            (int)(*(int *)args[14]), *(int *)args[15],
  49            (int)(intptr_t)userdata, (int)*(ffi_arg*)resp);
  50
  51     throw (int)*(ffi_arg*)resp;
  52 }
  53
  54 typedef int (*closure_test_type1)(float, float, float, float, signed short,
  55                                   float, float, int, double, int, int, float,
  56                                   int, int, int, int);
  57
  58 int main (void)
  59 {
  60   ffi_cif cif;
  61   void *code;
  62   ffi_closure *pcl = (ffi_closure *)ffi_closure_alloc(sizeof(ffi_closure), &code);
  63   ffi_type * cl_arg_types[17];
  64
  65   {
  66     cl_arg_types[1] = NULL;
  67
  68     CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0,
  69                        &ffi_type_void, cl_arg_types) == FFI_OK);
  70     CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn, NULL, code) == FFI_OK);
  71
  72     try
  73       {
  74         (*((closure_test_type)(code)))();
  75       } catch (int exception_code)
  76       {
  77         CHECK(exception_code == 9);
  78       }
  79
  80     printf("part one OK\n");
  81     /* { dg-output "part one OK" } */
  82     }
  83
  84     {
  85
  86       cl_arg_types[0] = &ffi_type_float;
  87       cl_arg_types[1] = &ffi_type_float;
  88       cl_arg_types[2] = &ffi_type_float;
  89       cl_arg_types[3] = &ffi_type_float;
  90       cl_arg_types[4] = &ffi_type_sshort;
  91       cl_arg_types[5] = &ffi_type_float;
  92       cl_arg_types[6] = &ffi_type_float;
  93       cl_arg_types[7] = &ffi_type_uint;
  94       cl_arg_types[8] = &ffi_type_double;
  95       cl_arg_types[9] = &ffi_type_uint;
  96       cl_arg_types[10] = &ffi_type_uint;
  97       cl_arg_types[11] = &ffi_type_float;
  98       cl_arg_types[12] = &ffi_type_uint;
  99       cl_arg_types[13] = &ffi_type_uint;
 100       cl_arg_types[14] = &ffi_type_uint;
 101       cl_arg_types[15] = &ffi_type_uint;
 102       cl_arg_types[16] = NULL;
 103
 104       /* Initialize the cif */
 105       CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 16,
 106                          &ffi_type_sint, cl_arg_types) == FFI_OK);
 107
 108       CHECK(ffi_prep_closure_loc(pcl, &cif, closure_test_fn1,
 109                                  (void *) 3 /* userdata */, code)  == FFI_OK);
 110       try
 111         {
 112           (*((closure_test_type1)code))
 113             (1.1, 2.2, 3.3, 4.4, 127, 5.5, 6.6, 8, 9, 10, 11, 12.0, 13,
 114              19, 21, 1);
 115           /* { dg-output "\n1 2 3 4 127 5 6 8 9 10 11 12 13 19 21 1 3: 255" } */
 116         } catch (int exception_code)
 117         {
 118           CHECK(exception_code == 255);
 119         }
 120       printf("part two OK\n");
 121       /* { dg-output "\npart two OK" } */
 122     }
 123     exit(0);
 124 }