kc3-lang/libffi/testsuite/libffi.closures/nested_struct13.c

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• Hash : eb244724
  Author :
  Date : 2021-07-16T14:33:04
  

  Use CHECK to assert more things in test suite (#654) * Use CHECK to assert more things in test suite * Use snprintf instead of sprintf * Fix va_struct1 and va_struct3

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• testsuite/libffi.closures/nested_struct13.c

• /* Area:       ffi_call, closure_call
     Purpose:    Check structure passing.
     Limitations:        none.
     PR:         none.
     Originator: <jincheng@ca.ibm.com> and <jakub@redhat.com> 20210609    */
  
  /* { dg-do run } */
  #include "ffitest.h"
  
  typedef struct A {
    float a, b;
  } A;
  
  typedef struct B {
    float x;
    struct A y;
  } B;
  
  B B_fn(float b0, struct B b1)
  {
    struct B result;
  
    result.x = b0 + b1.x;
    result.y.a = b0 + b1.y.a;
    result.y.b = b0 + b1.y.b;
  
    printf("%g %g %g %g: %g %g %g\n", b0, b1.x, b1.y.a, b1.y.b,
          result.x, result.y.a, result.y.b);
  
    CHECK_FLOAT_EQ(b0, 12.125);
    CHECK_FLOAT_EQ(b1.x, 24.75);
    CHECK_FLOAT_EQ(b1.y.a, 31.625);
    CHECK_FLOAT_EQ(b1.y.b, 32.25);
    CHECK_FLOAT_EQ(result.x, 36.875);
    CHECK_FLOAT_EQ(result.y.a, 43.75);
    CHECK_FLOAT_EQ(result.y.b, 44.375);
  
    return result;
  }
  
  static void
  B_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
       void* userdata __UNUSED__)
  {
    float b0;
    struct B b1;
  
    b0 = *(float*)(args[0]);
    b1 = *(struct B*)(args[1]);
  
    *(B*)resp = B_fn(b0, b1);
  }
  
  int main (void)
  {
    ffi_cif cif;
    void *code;
    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    void* args_dbl[3];
    ffi_type* cls_struct_fields[3];
    ffi_type* cls_struct_fields1[3];
    ffi_type cls_struct_type, cls_struct_type1;
    ffi_type* dbl_arg_types[3];
  
    float e_dbl = 12.125f;
    struct B f_dbl = { 24.75f, { 31.625f, 32.25f } };
  
    struct B res_dbl;
  
    cls_struct_type.size = 0;
    cls_struct_type.alignment = 0;
    cls_struct_type.type = FFI_TYPE_STRUCT;
    cls_struct_type.elements = cls_struct_fields;
  
    cls_struct_type1.size = 0;
    cls_struct_type1.alignment = 0;
    cls_struct_type1.type = FFI_TYPE_STRUCT;
    cls_struct_type1.elements = cls_struct_fields1;
  
    cls_struct_fields[0] = &ffi_type_float;
    cls_struct_fields[1] = &ffi_type_float;
    cls_struct_fields[2] = NULL;
  
    cls_struct_fields1[0] = &ffi_type_float;
    cls_struct_fields1[1] = &cls_struct_type;
    cls_struct_fields1[2] = NULL;
  
  
    dbl_arg_types[0] = &ffi_type_float;
    dbl_arg_types[1] = &cls_struct_type1;
    dbl_arg_types[2] = NULL;
  
    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type1,
                      dbl_arg_types) == FFI_OK);
  
    args_dbl[0] = &e_dbl;
    args_dbl[1] = &f_dbl;
    args_dbl[2] = NULL;
  
    ffi_call(&cif, FFI_FN(B_fn), &res_dbl, args_dbl);
    /* { dg-output "12.125 24.75 31.625 32.25: 36.875 43.75 44.375" } */
    CHECK_FLOAT_EQ( res_dbl.x, (e_dbl + f_dbl.x));
    CHECK_FLOAT_EQ( res_dbl.y.a, (e_dbl + f_dbl.y.a));
    CHECK_FLOAT_EQ( res_dbl.y.b, (e_dbl + f_dbl.y.b));
  
    CHECK(ffi_prep_closure_loc(pcl, &cif, B_gn, NULL, code) == FFI_OK);
  
    res_dbl = ((B(*)(float, B))(code))(e_dbl, f_dbl);
    /* { dg-output "\n12.125 24.75 31.625 32.25: 36.875 43.75 44.375" } */
    CHECK_FLOAT_EQ( res_dbl.x, (e_dbl + f_dbl.x));
    CHECK_FLOAT_EQ( res_dbl.y.a, (e_dbl + f_dbl.y.a));
    CHECK_FLOAT_EQ( res_dbl.y.b, (e_dbl + f_dbl.y.b));
  
    exit(0);
  }
  

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