Initial import package libffi: A portable foreign function interface libraryHEAD2.0_alphamaster2.0alpha1.0_post

1 files changed, 74 insertions, 0 deletions

diff --git a/testsuite/libffi.call/cls_multi_schar.c b/testsuite/libffi.call/cls_multi_schar.c
new file mode 100644
index 0000000..71df7b6
--- /dev/null
+++ b/testsuite/libffi.call/cls_multi_schar.c
@@ -0,0 +1,74 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check passing of multiple signed char values.
+   Limitations:	none.
+   PR:		PR13221.
+   Originator:	<hos@tamanegi.org> 20031129  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+signed char test_func_fn(signed char a1, signed char a2)
+{
+  signed char result;
+
+  result = a1 + a2;
+
+  printf("%d %d: %d\n", a1, a2, result);
+
+  return result;
+
+}
+
+static void test_func_gn(ffi_cif *cif __UNUSED__, void *rval, void **avals,
+			 void *data __UNUSED__)
+{
+  signed char a1, a2;
+
+  a1 = *(signed char *)avals[0];
+  a2 = *(signed char *)avals[1];
+
+  *(ffi_arg *)rval = test_func_fn(a1, a2);
+
+}
+
+typedef signed char (*test_type)(signed char, signed char);
+
+int main (void)
+{
+  ffi_cif cif;
+  void *code;
+  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
+  void * args_dbl[3];
+  ffi_type * cl_arg_types[3];
+  ffi_arg res_call;
+  signed char a, b, res_closure;
+
+  a = 2;
+  b = 125;
+
+  args_dbl[0] = &a;
+  args_dbl[1] = &b;
+  args_dbl[2] = NULL;
+
+  cl_arg_types[0] = &ffi_type_schar;
+  cl_arg_types[1] = &ffi_type_schar;
+  cl_arg_types[2] = NULL;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2,
+		     &ffi_type_schar, cl_arg_types) == FFI_OK);
+
+  ffi_call(&cif, FFI_FN(test_func_fn), &res_call, args_dbl);
+  /* { dg-output "2 125: 127" } */
+  printf("res: %d\n", (signed char)res_call);
+  /* { dg-output "\nres: 127" } */
+
+  CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
+
+  res_closure = (*((test_type)code))(2, 125);
+  /* { dg-output "\n2 125: 127" } */
+  printf("res: %d\n", res_closure);
+  /* { dg-output "\nres: 127" } */
+
+  exit(0);
+}