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

1 files changed, 134 insertions, 0 deletions

diff --git a/testsuite/libffi.call/cls_align_longdouble_split.c b/testsuite/libffi.call/cls_align_longdouble_split.c
new file mode 100644
index 0000000..4274af1
--- /dev/null
+++ b/testsuite/libffi.call/cls_align_longdouble_split.c
@@ -0,0 +1,134 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of long double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-excess-errors "no long double format" { xfail x86_64-*-mingw* x86_64-*-cygwin* } } */
+/* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+/* { dg-output "" { xfail x86_64-*-mingw* x86_64-*-cygwin* } } */
+
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  long double a;
+  long double b;
+  long double c;
+  long double d;
+  long double e;
+  long double f;
+  long double g;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(
+	cls_struct_align	a1,
+	cls_struct_align	a2)
+{
+	struct cls_struct_align r;
+
+	r.a = a1.a + a2.a;
+	r.b = a1.b + a2.b;
+	r.c = a1.c + a2.c;
+	r.d = a1.d + a2.d;
+	r.e = a1.e + a2.e;
+	r.f = a1.f + a2.f;
+	r.g = a1.g + a2.g;
+
+	printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg: "
+		"%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n",
+		a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
+		a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, a2.g,
+		r.a, r.b, r.c, r.d, r.e, r.f, r.g);
+
+	return r;
+}
+
+cls_struct_align cls_struct_align_fn2(
+	cls_struct_align	a1)
+{
+	struct cls_struct_align r;
+
+	r.a = a1.a + 1;
+	r.b = a1.b + 1;
+	r.c = a1.c + 1;
+	r.d = a1.d + 1;
+	r.e = a1.e + 1;
+	r.f = a1.f + 1;
+	r.g = a1.g + 1;
+
+	printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg: "
+		"%Lg %Lg %Lg %Lg %Lg %Lg %Lg\n",
+		a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
+		r.a, r.b, r.c, r.d, r.e, r.f, r.g);
+
+	return r;
+}
+
+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_dbl[3];
+	ffi_type* cls_struct_fields[8];
+	ffi_type cls_struct_type;
+	ffi_type* dbl_arg_types[3];
+
+	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_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 };
+	struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 };
+	struct cls_struct_align res_dbl;
+
+	cls_struct_fields[0] = &ffi_type_longdouble;
+	cls_struct_fields[1] = &ffi_type_longdouble;
+	cls_struct_fields[2] = &ffi_type_longdouble;
+	cls_struct_fields[3] = &ffi_type_longdouble;
+	cls_struct_fields[4] = &ffi_type_longdouble;
+	cls_struct_fields[5] = &ffi_type_longdouble;
+	cls_struct_fields[6] = &ffi_type_longdouble;
+	cls_struct_fields[7] = 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] = &g_dbl;
+	args_dbl[1] = &f_dbl;
+	args_dbl[2] = NULL;
+
+	ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+	/* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
+	printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b,
+		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
+	/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
+
+	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
+
+	res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
+	/* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
+	printf("res: %Lg %Lg %Lg %Lg %Lg %Lg %Lg\n", res_dbl.a, res_dbl.b,
+		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
+	/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
+
+  exit(0);
+}