add circuitpython code

1 files changed, 124 insertions, 0 deletions

diff --git a/circuitpython/lib/libffi/testsuite/libffi.call/cls_64byte.c b/circuitpython/lib/libffi/testsuite/libffi.call/cls_64byte.c
new file mode 100644
index 0000000..a55edc2
--- /dev/null
+++ b/circuitpython/lib/libffi/testsuite/libffi.call/cls_64byte.c
@@ -0,0 +1,124 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure passing with different structure size.
+		Depending on the ABI. Check bigger struct which overlaps
+		the gp and fp register count on Darwin/AIX/ppc64.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<andreast@gcc.gnu.org> 20030828	 */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct cls_struct_64byte {
+  double a;
+  double b;
+  double c;
+  double d;
+  double e;
+  double f;
+  double g;
+  double h;
+} cls_struct_64byte;
+
+cls_struct_64byte cls_struct_64byte_fn(struct cls_struct_64byte b0,
+			    struct cls_struct_64byte b1,
+			    struct cls_struct_64byte b2,
+			    struct cls_struct_64byte b3)
+{
+  struct cls_struct_64byte result;
+
+  result.a = b0.a + b1.a + b2.a + b3.a;
+  result.b = b0.b + b1.b + b2.b + b3.b;
+  result.c = b0.c + b1.c + b2.c + b3.c;
+  result.d = b0.d + b1.d + b2.d + b3.d;
+  result.e = b0.e + b1.e + b2.e + b3.e;
+  result.f = b0.f + b1.f + b2.f + b3.f;
+  result.g = b0.g + b1.g + b2.g + b3.g;
+  result.h = b0.h + b1.h + b2.h + b3.h;
+
+  printf("%g %g %g %g %g %g %g %g\n", result.a, result.b, result.c,
+	 result.d, result.e, result.f, result.g, result.h);
+
+  return result;
+}
+
+static void
+cls_struct_64byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args,
+		     void* userdata __UNUSED__)
+{
+  struct cls_struct_64byte b0, b1, b2, b3;
+
+  b0 = *(struct cls_struct_64byte*)(args[0]);
+  b1 = *(struct cls_struct_64byte*)(args[1]);
+  b2 = *(struct cls_struct_64byte*)(args[2]);
+  b3 = *(struct cls_struct_64byte*)(args[3]);
+
+  *(cls_struct_64byte*)resp = cls_struct_64byte_fn(b0, b1, b2, b3);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  void *code;
+  ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[9];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+  struct cls_struct_64byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0 };
+  struct cls_struct_64byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0 };
+  struct cls_struct_64byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0 };
+  struct cls_struct_64byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0 };
+  struct cls_struct_64byte 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_fields[0] = &ffi_type_double;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_double;
+  cls_struct_fields[3] = &ffi_type_double;
+  cls_struct_fields[4] = &ffi_type_double;
+  cls_struct_fields[5] = &ffi_type_double;
+  cls_struct_fields[6] = &ffi_type_double;
+  cls_struct_fields[7] = &ffi_type_double;
+  cls_struct_fields[8] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = &cls_struct_type;
+  dbl_arg_types[3] = &cls_struct_type;
+  dbl_arg_types[4] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &e_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = &g_dbl;
+  args_dbl[3] = &h_dbl;
+  args_dbl[4] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_64byte_fn), &res_dbl, args_dbl);
+  /* { dg-output "22 15 17 25 6 13 19 18" } */
+  printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
+	 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
+  /* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
+
+  CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_64byte_gn, NULL, code) == FFI_OK);
+
+  res_dbl = ((cls_struct_64byte(*)(cls_struct_64byte,
+				   cls_struct_64byte,
+				   cls_struct_64byte,
+				   cls_struct_64byte))
+	     (code))(e_dbl, f_dbl, g_dbl, h_dbl);
+  /* { dg-output "\n22 15 17 25 6 13 19 18" } */
+  printf("res: %g %g %g %g %g %g %g %g\n", res_dbl.a, res_dbl.b, res_dbl.c,
+	 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h);
+  /* { dg-output "\nres: 22 15 17 25 6 13 19 18" } */
+
+  exit(0);
+}