cls_align_complex.inc

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Author : Richard Henderson
Date : 2014-11-14 11:00:14
Hash : c952a92e
Message : testsuite: Move complex tests to their own subdirectory It seems a bit silly to isolate them by globbing vs "*complex*" when we can just as easily put them in their own subdirectory.

testsuite/libffi.complex/cls_align_complex.inc

/* -*-c-*- */
#include "ffitest.h"
#include <complex.h>

typedef struct cls_struct_align {
  unsigned char a;
  _Complex T_C_TYPE b;
  unsigned char c;
} cls_struct_align;

cls_struct_align cls_struct_align_fn(
	struct cls_struct_align a1, struct cls_struct_align a2)
{
  struct cls_struct_align result;

  result.a = a1.a + a2.a;
  result.b = a1.b + a2.b;
  result.c = a1.c + a2.c;

  printf("%d %f,%fi %d %d %f,%fi %d: %d %f,%fi %d\n",
	 a1.a, T_CONV creal (a1.b), T_CONV cimag (a1.b), a1.c,
	 a2.a, T_CONV creal (a2.b), T_CONV cimag (a2.b), a2.c,
	 result.a, T_CONV creal (result.b), T_CONV cimag (result.b), result.c);

  return  result;
}

static void
cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
		    void* userdata __UNUSED__)
{

  struct cls_struct_align a1, a2;

  a1 = *(struct cls_struct_align*)(args[0]);
  a2 = *(struct cls_struct_align*)(args[1]);

  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
}

int main (void)
{
  ffi_cif cif;
  void *code;
  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
  void* args_c[5];
  ffi_type* cls_struct_fields[4];
  ffi_type cls_struct_type;
  ffi_type* c_arg_types[5];

  struct cls_struct_align g_c = { 12, 4951 + 7 * I, 127 };
  struct cls_struct_align f_c = { 1, 9320 + 1 * I, 13 };
  struct cls_struct_align res_c;

  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_fields[0] = &ffi_type_uchar;
  cls_struct_fields[1] = &T_FFI_TYPE;
  cls_struct_fields[2] = &ffi_type_uchar;
  cls_struct_fields[3] = NULL;

  c_arg_types[0] = &cls_struct_type;
  c_arg_types[1] = &cls_struct_type;
  c_arg_types[2] = NULL;

  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
		     c_arg_types) == FFI_OK);

  args_c[0] = &g_c;
  args_c[1] = &f_c;
  args_c[2] = NULL;

  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_c, args_c);
  /* { dg-output "12 4951,7i 127 1 9320,1i 13: 13 14271,8i 140" } */
  printf("res: %d %f,%fi %d\n",
	 res_c.a, T_CONV  creal (res_c.b), T_CONV  cimag (res_c.b), res_c.c);
  /* { dg-output "\nres: 13 14271,8i 140" } */

  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);

  res_c = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_c, f_c);
  /* { dg-output "\n12 4951,7i 127 1 9320,1i 13: 13 14271,8i 140" } */
  printf("res: %d %f,%fi %d\n",
	 res_c.a, T_CONV  creal (res_c.b), T_CONV  cimag (res_c.b), res_c.c);
  /* { dg-output "\nres: 13 14271,8i 140" } */

  exit(0);
}

kc3-lang/libffi/testsuite/libffi.complex/cls_align_complex.inc

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kc3-lang/libffi /testsuite/libffi.complex/cls_align_complex.inc