c3-lang/libffi/testsuite/libffi.closures/cls_multi_ushortchar.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/cls_multi_ushortchar.c

• /* Area:	ffi_call, closure_call
     Purpose:	Check passing of multiple unsigned short/char values.
     Limitations:	none.
     PR:		PR13221.
     Originator:	<andreast@gcc.gnu.org> 20031129  */
  
  /* { dg-do run } */
  #include "ffitest.h"
  
  static unsigned short test_func_fn(unsigned char a1, unsigned short a2,
  			    unsigned char a3, unsigned short a4)
  {
    unsigned short result;
  
    result = a1 + a2 + a3 + a4;
  
    printf("%d %d %d %d: %d\n", a1, a2, a3, a4, result);
  
    CHECK(a1 == 1);
    CHECK(a2 == 2);
    CHECK(a3 == 127);
    CHECK(a4 == 128);
    CHECK(result == 258);
  
    return result;
  
  }
  
  static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
  			 void *data __UNUSED__)
  {
    unsigned char a1, a3;
    unsigned short a2, a4;
  
    a1 = *(unsigned char *)avals[0];
    a2 = *(unsigned short *)avals[1];
    a3 = *(unsigned char *)avals[2];
    a4 = *(unsigned short *)avals[3];
  
    *(ffi_arg *)rval = test_func_fn(a1, a2, a3, a4);
  
  }
  
  typedef unsigned short (*test_type)(unsigned char, unsigned short,
  				   unsigned char, unsigned short);
  
  int main (void)
  {
    ffi_cif cif;
    void *code;
    ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
    void * args_dbl[5];
    ffi_type * cl_arg_types[5];
    ffi_arg res_call;
    unsigned char a, c;
    unsigned short b, d, res_closure;
  
    a = 1;
    b = 2;
    c = 127;
    d = 128;
  
    args_dbl[0] = &a;
    args_dbl[1] = &b;
    args_dbl[2] = &c;
    args_dbl[3] = &d;
    args_dbl[4] = NULL;
  
    cl_arg_types[0] = &ffi_type_uchar;
    cl_arg_types[1] = &ffi_type_ushort;
    cl_arg_types[2] = &ffi_type_uchar;
    cl_arg_types[3] = &ffi_type_ushort;
    cl_arg_types[4] = NULL;
  
    /* Initialize the cif */
    CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
  		     &ffi_type_ushort, cl_arg_types) == FFI_OK);
  
    ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
    /* { dg-output "1 2 127 128: 258" } */
    printf("res: %d\n", (unsigned short)res_call);
    /* { dg-output "\nres: 258" } */
    CHECK(res_call == 258);
  
    CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
  
    res_closure = (*((test_type)code))(1, 2, 127, 128);
    /* { dg-output "\n1 2 127 128: 258" } */
    printf("res: %d\n", res_closure);
    /* { dg-output "\nres: 258" } */
    CHECK(res_closure == 258);
  
    exit(0);
  }
  

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