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Diffstat (limited to 'libffi/testsuite/libffi.call/cls_9byte1.c')
-rw-r--r--libffi/testsuite/libffi.call/cls_9byte1.c98
1 files changed, 98 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/cls_9byte1.c b/libffi/testsuite/libffi.call/cls_9byte1.c
new file mode 100644
index 0000000..6994570
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_9byte1.c
@@ -0,0 +1,98 @@
+/* Area: ffi_call, closure_call
+ Purpose: Check structure passing with different structure size.
+ Depending on the ABI. Darwin/AIX do double-word
+ alignment of the struct if the first element is a double.
+ Check that it does not here.
+ Limitations: none.
+ PR: none.
+ Originator: <andreast@gcc.gnu.org> 20030914 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_9byte {
+ int a;
+ double b;
+} cls_struct_9byte;
+
+cls_struct_9byte cls_struct_9byte_fn(struct cls_struct_9byte b1,
+ struct cls_struct_9byte b2)
+{
+ struct cls_struct_9byte result;
+
+ result.a = b1.a + b2.a;
+ result.b = b1.b + b2.b;
+
+ printf("%d %g %d %g: %d %g\n", b1.a, b1.b, b2.a, b2.b,
+ result.a, result.b);
+
+ return result;
+}
+
+static void cls_struct_9byte_gn(ffi_cif* cif, void* resp, void** args,
+ void* userdata)
+{
+ struct cls_struct_9byte b1, b2;
+
+ b1 = *(struct cls_struct_9byte*)(args[0]);
+ b2 = *(struct cls_struct_9byte*)(args[1]);
+
+ *(cls_struct_9byte*)resp = cls_struct_9byte_fn(b1, b2);
+}
+
+int main (void)
+{
+ ffi_cif cif;
+#ifndef USING_MMAP
+ static ffi_closure cl;
+#endif
+ ffi_closure *pcl;
+ void* args_dbl[3];
+ ffi_type* cls_struct_fields[3];
+ ffi_type cls_struct_type;
+ ffi_type* dbl_arg_types[3];
+
+#ifdef USING_MMAP
+ pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+ pcl = &cl;
+#endif
+
+ cls_struct_type.size = 0;
+ cls_struct_type.alignment = 0;
+ cls_struct_type.type = FFI_TYPE_STRUCT;
+ cls_struct_type.elements = cls_struct_fields;
+
+ struct cls_struct_9byte h_dbl = { 7, 8.0};
+ struct cls_struct_9byte j_dbl = { 1, 9.0};
+ struct cls_struct_9byte res_dbl;
+
+ cls_struct_fields[0] = &ffi_type_uint32;
+ cls_struct_fields[1] = &ffi_type_double;
+ cls_struct_fields[2] = NULL;
+
+ dbl_arg_types[0] = &cls_struct_type;
+ dbl_arg_types[1] = &cls_struct_type;
+ dbl_arg_types[2] = NULL;
+
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+ dbl_arg_types) == FFI_OK);
+
+ args_dbl[0] = &h_dbl;
+ args_dbl[1] = &j_dbl;
+ args_dbl[2] = NULL;
+
+ ffi_call(&cif, FFI_FN(cls_struct_9byte_fn), &res_dbl, args_dbl);
+ /* { dg-output "7 8 1 9: 8 17" } */
+ printf("res: %d %g\n", res_dbl.a, res_dbl.b);
+ /* { dg-output "\nres: 8 17" } */
+
+ CHECK(ffi_prep_closure(pcl, &cif, cls_struct_9byte_gn, NULL) == FFI_OK);
+
+ res_dbl = ((cls_struct_9byte(*)(cls_struct_9byte, cls_struct_9byte))(pcl))(h_dbl, j_dbl);
+ /* { dg-output "\n7 8 1 9: 8 17" } */
+ printf("res: %d %g\n", res_dbl.a, res_dbl.b);
+ /* { dg-output "\nres: 8 17" } */
+
+ exit(0);
+}