Initial commit

testsuite/libffi.call/return_dbl2.c

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+/* Area:	ffi_call
+   Purpose:	Check return value double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20050212  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static double return_dbl(double dbl1, double dbl2, unsigned int in3, double dbl4)
+{
+  return dbl1 + dbl2 + in3 + dbl4;
+}
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  double dbl1, dbl2, dbl4, rdbl;
+  unsigned int in3;
+  args[0] = &ffi_type_double;
+  args[1] = &ffi_type_double;
+  args[2] = &ffi_type_uint;
+  args[3] = &ffi_type_double;
+  values[0] = &dbl1;
+  values[1] = &dbl2;
+  values[2] = &in3;
+  values[3] = &dbl4;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
+		     &ffi_type_double, args) == FFI_OK);
+  dbl1 = 127.0;
+  dbl2 = 128.0;
+  in3 = 255;
+  dbl4 = 512.7;
+
+  ffi_call(&cif, FFI_FN(return_dbl), &rdbl, values);
+  printf ("%f vs %f\n", rdbl, return_dbl(dbl1, dbl2, in3, dbl4));
+  CHECK(rdbl ==  dbl1 + dbl2 + in3 + dbl4);
+  exit(0);
+}