kc3-lang/libffi

diff --git a/libffi/ChangeLog.libffi b/libffi/ChangeLog.libffi
index 5c1ab7a..b4ec63f 100644
--- a/libffi/ChangeLog.libffi
+++ b/libffi/ChangeLog.libffi
@@ -1,3 +1,23 @@
+2008-03-04  Anthony Green  <green@redhat.com>
+	    Blake Chaffin
+	    hos@tamanegi.org
+
+	* testsuite/libffi.call/cls_align_longdouble_split2.c
+          testsuite/libffi.call/cls_align_longdouble_split.c
+          testsuite/libffi.call/cls_dbls_struct.c
+          testsuite/libffi.call/cls_double_va.c
+          testsuite/libffi.call/cls_longdouble.c
+          testsuite/libffi.call/cls_longdouble_va.c
+          testsuite/libffi.call/cls_pointer.c
+          testsuite/libffi.call/cls_pointer_stack.c
+          testsuite/libffi.call/err_bad_abi.c
+          testsuite/libffi.call/err_bad_typedef.c
+          testsuite/libffi.call/huge_struct.c
+          testsuite/libffi.call/stret_large2.c
+          testsuite/libffi.call/stret_large.c
+          testsuite/libffi.call/stret_medium2.c
+          testsuite/libffi.call/stret_medium.c: New tests from Apple.
+
 2008-02-26  Jakub Jelinek  <jakub@redhat.com>
             Anthony Green  <green@redhat.com>
 
diff --git a/libffi/testsuite/libffi.call/cls_align_longdouble_split.c b/libffi/testsuite/libffi.call/cls_align_longdouble_split.c
new file mode 100644
index 0000000..90ae259
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_longdouble_split.c
@@ -0,0 +1,140 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of long double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#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;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[3];
+	ffi_type* cls_struct_fields[8];
+	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_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(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+	res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(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);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_longdouble_split2.c b/libffi/testsuite/libffi.call/cls_align_longdouble_split2.c
new file mode 100644
index 0000000..55f0d85
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_longdouble_split2.c
@@ -0,0 +1,120 @@
+/*	Area:			ffi_call, closure_call
+	Purpose:		Check structure alignment of long double.
+	Limitations:	none.
+	PR:				none.
+	Originator:		Blake Chaffin	6/18/2007
+*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  long double a;
+  long double b;
+  long double c;
+  long double d;
+  long double e;
+  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 %g %Lg %Lg %Lg %Lg %Lg %Lg %g %Lg: "
+		"%Lg %Lg %Lg %Lg %Lg %g %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;
+}
+
+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;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[3];
+	ffi_type* cls_struct_fields[8];
+	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_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_double;
+	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 %g %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(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+	res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(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 %g %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);
+}
diff --git a/libffi/testsuite/libffi.call/cls_dbls_struct.c b/libffi/testsuite/libffi.call/cls_dbls_struct.c
new file mode 100644
index 0000000..8f572c0
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_dbls_struct.c
@@ -0,0 +1,74 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check double arguments in structs.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/23/2007	*/
+
+/* { dg-do run } */
+
+#include "ffitest.h"
+
+typedef struct Dbls {
+	double x;
+	double y;
+} Dbls;
+
+void
+closure_test_fn(Dbls p)
+{
+	printf("%.1f %.1f\n", p.x, p.y);
+}
+
+void
+closure_test_gn(ffi_cif* cif,void* resp,void** args, void* userdata)
+{
+	closure_test_fn(*(Dbls*)args[0]);
+}
+
+int main(int argc, char** argv)
+{
+	ffi_cif cif;
+
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+
+	ffi_closure*	pcl;
+	ffi_type*		cl_arg_types[1];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	ffi_type	ts1_type;
+	ffi_type*	ts1_type_elements[4];
+
+	ts1_type.size = 0;
+	ts1_type.alignment = 0;
+	ts1_type.type = FFI_TYPE_STRUCT;
+	ts1_type.elements = ts1_type_elements;
+
+	ts1_type_elements[0] = &ffi_type_double;
+	ts1_type_elements[1] = &ffi_type_double;
+	ts1_type_elements[2] = NULL;
+
+	cl_arg_types[0] = &ts1_type;
+
+	Dbls arg = { 1.0, 2.0 };
+
+	/* Initialize the cif */
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+				 &ffi_type_void, cl_arg_types) == FFI_OK);
+
+	CHECK(ffi_prep_closure(pcl, &cif, closure_test_gn, NULL) == FFI_OK);
+
+	((void*(*)(Dbls))(pcl))(arg);
+	/* { dg-output "1.0 2.0\n" } */
+
+	closure_test_fn(arg);
+	/* { dg-output "1.0 2.0\n" } */
+
+	return 0;
+}
diff --git a/libffi/testsuite/libffi.call/cls_double_va.c b/libffi/testsuite/libffi.call/cls_double_va.c
new file mode 100644
index 0000000..f14f86f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_double_va.c
@@ -0,0 +1,63 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Test doubles passed in variable argument lists.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/6/2007	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void
+cls_double_va_fn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	char*	format		= *(char**)args[0];
+	double	doubleValue	= *(double*)args[1];
+
+	*(ffi_arg*)resp = printf(format, doubleValue);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args[3];
+	ffi_type* arg_types[3];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	char*	format		= "%.1f\n";
+	double	doubleArg	= 7;
+	ffi_arg	res			= 0;
+
+	arg_types[0] = &ffi_type_pointer;
+	arg_types[1] = &ffi_type_double;
+	arg_types[2] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_sint,
+		arg_types) == FFI_OK);
+
+	args[0] = &format;
+	args[1] = &doubleArg;
+	args[2] = NULL;
+
+	ffi_call(&cif, FFI_FN(printf), &res, args);
+	// { dg-output "7.0" }
+	printf("res: %d\n", res);
+	// { dg-output "\nres: 4" }
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_double_va_fn, NULL) == FFI_OK);
+
+	res	= ((int(*)(char*, double))(pcl))(format, doubleArg);
+	// { dg-output "\n7.0" }
+	printf("res: %d\n", res);
+	// { dg-output "\nres: 4" }
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_longdouble.c b/libffi/testsuite/libffi.call/cls_longdouble.c
new file mode 100644
index 0000000..ae2b608
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_longdouble.c
@@ -0,0 +1,110 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check long double arguments.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#include "ffitest.h"
+
+long double cls_ldouble_fn(
+	long double	a1,
+	long double	a2,
+	long double	a3,
+	long double	a4,
+	long double	a5,
+	long double	a6,
+	long double	a7,
+	long double	a8)
+{
+	long double	r = a1 + a2 + a3 + a4 + a5 + a6 + a7 + a8;
+
+	printf("%Lg %Lg %Lg %Lg %Lg %Lg %Lg %Lg: %Lg\n",
+		a1, a2, a3, a4, a5, a6, a7, a8, r);
+
+	return r;
+}
+
+static void
+cls_ldouble_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	long double	a1	= *(long double*)args[0];
+	long double	a2	= *(long double*)args[1];
+	long double	a3	= *(long double*)args[2];
+	long double	a4	= *(long double*)args[3];
+	long double	a5	= *(long double*)args[4];
+	long double	a6	= *(long double*)args[5];
+	long double	a7	= *(long double*)args[6];
+	long double	a8	= *(long double*)args[7];
+
+	*(long double*)resp = cls_ldouble_fn(
+		a1, a2, a3, a4, a5, a6, a7, a8);
+}
+
+int main(void)
+{
+	ffi_cif	cif;
+#ifndef USING_MMAP
+	static ffi_closure	cl;
+#endif
+	ffi_closure*	pcl;
+	void*			args[9];
+	ffi_type*		arg_types[9];
+	long double		res	= 0;
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	long double	arg1	= 1;
+	long double	arg2	= 2;
+	long double	arg3	= 3;
+	long double	arg4	= 4;
+	long double	arg5	= 5;
+	long double	arg6	= 6;
+	long double	arg7	= 7;
+	long double	arg8	= 8;
+
+	arg_types[0] = &ffi_type_longdouble;
+	arg_types[1] = &ffi_type_longdouble;
+	arg_types[2] = &ffi_type_longdouble;
+	arg_types[3] = &ffi_type_longdouble;
+	arg_types[4] = &ffi_type_longdouble;
+	arg_types[5] = &ffi_type_longdouble;
+	arg_types[6] = &ffi_type_longdouble;
+	arg_types[7] = &ffi_type_longdouble;
+	arg_types[8] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 8, &ffi_type_longdouble,
+		arg_types) == FFI_OK);
+
+	args[0] = &arg1;
+	args[1] = &arg2;
+	args[2] = &arg3;
+	args[3] = &arg4;
+	args[4] = &arg5;
+	args[5] = &arg6;
+	args[6] = &arg7;
+	args[7] = &arg8;
+	args[8] = NULL;
+
+	ffi_call(&cif, FFI_FN(cls_ldouble_fn), &res, args);
+	/* { dg-output "1 2 3 4 5 6 7 8: 36" } */
+	printf("res: %Lg\n", res);
+	/* { dg-output "\nres: 36" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_ldouble_gn, NULL) == FFI_OK);
+
+	res = ((long double(*)(long double, long double, long double, long double,
+		long double, long double, long double, long double))(pcl))(arg1, arg2,
+		arg3, arg4, arg5, arg6, arg7, arg8);
+	/* { dg-output "\n1 2 3 4 5 6 7 8: 36" } */
+	printf("res: %Lg\n", res);
+	/* { dg-output "\nres: 36" } */
+
+	return 0;
+}
diff --git a/libffi/testsuite/libffi.call/cls_longdouble_va.c b/libffi/testsuite/libffi.call/cls_longdouble_va.c
new file mode 100644
index 0000000..41ee034
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_longdouble_va.c
@@ -0,0 +1,63 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Test long doubles passed in variable argument lists.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/6/2007	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void
+cls_longdouble_va_fn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	char*		format	= *(char**)args[0];
+	long double	ldValue	= *(long double*)args[1];
+
+	*(ffi_arg*)resp = printf(format, ldValue);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args[3];
+	ffi_type* arg_types[3];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	char*		format	= "%L.1f\n";
+	long double	ldArg	= 7;
+	ffi_arg		res		= 0;
+
+	arg_types[0] = &ffi_type_pointer;
+	arg_types[1] = &ffi_type_longdouble;
+	arg_types[2] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_sint,
+		arg_types) == FFI_OK);
+
+	args[0] = &format;
+	args[1] = &ldArg;
+	args[2] = NULL;
+
+	ffi_call(&cif, FFI_FN(printf), &res, args);
+	// { dg-output "7.0" }
+	printf("res: %d\n", res);
+	// { dg-output "\nres: 4" }
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_longdouble_va_fn, NULL) == FFI_OK);
+
+	res	= ((int(*)(char*, long double))(pcl))(format, ldArg);
+	// { dg-output "\n7.0" }
+	printf("res: %d\n", res);
+	// { dg-output "\nres: 4" }
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_pointer.c b/libffi/testsuite/libffi.call/cls_pointer.c
new file mode 100644
index 0000000..6612bbb
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_pointer.c
@@ -0,0 +1,78 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check pointer arguments.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/6/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+void* cls_pointer_fn(void* a1, void* a2)
+{
+	void*	result	= (void*)((long)a1 + (long)a2);
+
+	printf("0x%08x 0x%08x: 0x%08x\n", a1, a2, result);
+
+	return result;
+}
+
+static void
+cls_pointer_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	void*	a1	= *(void**)(args[0]);
+	void*	a2	= *(void**)(args[1]);
+
+	*(void**)resp = cls_pointer_fn(a1, a2);
+}
+
+int main (void)
+{
+	ffi_cif	cif;
+#ifndef USING_MMAP
+	static ffi_closure	cl;
+#endif
+	ffi_closure*	pcl;
+	void*			args[3];
+//	ffi_type		cls_pointer_type;
+	ffi_type*		arg_types[3];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+/*	cls_pointer_type.size = sizeof(void*);
+	cls_pointer_type.alignment = 0;
+	cls_pointer_type.type = FFI_TYPE_POINTER;
+	cls_pointer_type.elements = NULL;*/
+
+	void*	arg1	= (void*)0x12345678;
+	void*	arg2	= (void*)0x89abcdef;
+	ffi_arg	res		= 0;
+
+	arg_types[0] = &ffi_type_pointer;
+	arg_types[1] = &ffi_type_pointer;
+	arg_types[2] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_pointer,
+		arg_types) == FFI_OK);
+
+	args[0] = &arg1;
+	args[1] = &arg2;
+	args[2] = NULL;
+
+	ffi_call(&cif, FFI_FN(cls_pointer_fn), &res, args);
+	/* { dg-output "0x12345678 0x89abcdef: 0x9be02467" } */
+	printf("res: 0x%08x\n", res);
+	/* { dg-output "\nres: 0x9be02467" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_pointer_gn, NULL) == FFI_OK);
+
+	res = (ffi_arg)((void*(*)(void*, void*))(pcl))(arg1, arg2);
+	/* { dg-output "\n0x12345678 0x89abcdef: 0x9be02467" } */
+	printf("res: 0x%08x\n", res);
+	/* { dg-output "\nres: 0x9be02467" } */
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_pointer_stack.c b/libffi/testsuite/libffi.call/cls_pointer_stack.c
new file mode 100644
index 0000000..5e3575a
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_pointer_stack.c
@@ -0,0 +1,141 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check pointer arguments across multiple hideous stack frames.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/7/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static	long dummyVar;
+
+long dummy_func(
+	long double a1, char b1,
+	long double a2, char b2,
+	long double a3, char b3,
+	long double a4, char b4)
+{
+	return a1 + b1 + a2 + b2 + a3 + b3 + a4 + b4;
+}
+
+void* cls_pointer_fn2(void* a1, void* a2)
+{
+	long double	trample1	= (long)a1 + (long)a2;
+	char		trample2	= ((char*)&a1)[0] + ((char*)&a2)[0];
+	long double	trample3	= (long)trample1 + (long)a1;
+	char		trample4	= trample2 + ((char*)&a1)[1];
+	long double	trample5	= (long)trample3 + (long)a2;
+	char		trample6	= trample4 + ((char*)&a2)[1];
+	long double	trample7	= (long)trample5 + (long)trample1;
+	char		trample8	= trample6 + trample2;
+
+	dummyVar	= dummy_func(trample1, trample2, trample3, trample4,
+		trample5, trample6, trample7, trample8);
+
+	void*	result	= (void*)((long)a1 + (long)a2);
+
+	printf("0x%08x 0x%08x: 0x%08x\n", a1, a2, result);
+
+	return result;
+}
+
+void* cls_pointer_fn1(void* a1, void* a2)
+{
+	long double	trample1	= (long)a1 + (long)a2;
+	char		trample2	= ((char*)&a1)[0] + ((char*)&a2)[0];
+	long double	trample3	= (long)trample1 + (long)a1;
+	char		trample4	= trample2 + ((char*)&a1)[1];
+	long double	trample5	= (long)trample3 + (long)a2;
+	char		trample6	= trample4 + ((char*)&a2)[1];
+	long double	trample7	= (long)trample5 + (long)trample1;
+	char		trample8	= trample6 + trample2;
+
+	dummyVar	= dummy_func(trample1, trample2, trample3, trample4,
+		trample5, trample6, trample7, trample8);
+
+	void*	result	= (void*)((long)a1 + (long)a2);
+
+	printf("0x%08x 0x%08x: 0x%08x\n", a1, a2, result);
+
+	result	= cls_pointer_fn2(result, a1);
+
+	return result;
+}
+
+static void
+cls_pointer_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	void*	a1	= *(void**)(args[0]);
+	void*	a2	= *(void**)(args[1]);
+
+	long double	trample1	= (long)a1 + (long)a2;
+	char		trample2	= ((char*)&a1)[0] + ((char*)&a2)[0];
+	long double	trample3	= (long)trample1 + (long)a1;
+	char		trample4	= trample2 + ((char*)&a1)[1];
+	long double	trample5	= (long)trample3 + (long)a2;
+	char		trample6	= trample4 + ((char*)&a2)[1];
+	long double	trample7	= (long)trample5 + (long)trample1;
+	char		trample8	= trample6 + trample2;
+
+	dummyVar	= dummy_func(trample1, trample2, trample3, trample4,
+		trample5, trample6, trample7, trample8);
+
+	*(void**)resp = cls_pointer_fn1(a1, a2);
+}
+
+int main (void)
+{
+	ffi_cif	cif;
+#ifndef USING_MMAP
+	static ffi_closure	cl;
+#endif
+	ffi_closure*	pcl;
+	void*			args[3];
+//	ffi_type		cls_pointer_type;
+	ffi_type*		arg_types[3];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+/*	cls_pointer_type.size = sizeof(void*);
+	cls_pointer_type.alignment = 0;
+	cls_pointer_type.type = FFI_TYPE_POINTER;
+	cls_pointer_type.elements = NULL;*/
+
+	void*	arg1	= (void*)0x01234567;
+	void*	arg2	= (void*)0x89abcdef;
+	ffi_arg	res		= 0;
+
+	arg_types[0] = &ffi_type_pointer;
+	arg_types[1] = &ffi_type_pointer;
+	arg_types[2] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_pointer,
+		arg_types) == FFI_OK);
+
+	args[0] = &arg1;
+	args[1] = &arg2;
+	args[2] = NULL;
+
+	printf("\n");
+	ffi_call(&cif, FFI_FN(cls_pointer_fn1), &res, args);
+
+	printf("res: 0x%08x\n", res);
+	// { dg-output "\n0x01234567 0x89abcdef: 0x8acf1356" }
+	// { dg-output "\n0x8acf1356 0x01234567: 0x8bf258bd" }
+	// { dg-output "\nres: 0x8bf258bd" }
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_pointer_gn, NULL) == FFI_OK);
+
+	res = (ffi_arg)((void*(*)(void*, void*))(pcl))(arg1, arg2);
+
+	printf("res: 0x%08x\n", res);
+	// { dg-output "\n0x01234567 0x89abcdef: 0x8acf1356" }
+	// { dg-output "\n0x8acf1356 0x01234567: 0x8bf258bd" }
+	// { dg-output "\nres: 0x8bf258bd" }
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/err_bad_abi.c b/libffi/testsuite/libffi.call/err_bad_abi.c
new file mode 100644
index 0000000..9e22e33
--- /dev/null
+++ b/libffi/testsuite/libffi.call/err_bad_abi.c
@@ -0,0 +1,44 @@
+/* Area:		ffi_prep_cif, ffi_prep_closure
+   Purpose:		Test error return for bad ABIs.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/6/2007	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+static void
+dummy_fn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args[1];
+	ffi_type* arg_types[1];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	arg_types[0] = NULL;
+	args[0] = NULL;
+
+	CHECK(ffi_prep_cif(&cif, 255, 0, &ffi_type_void,
+		arg_types) == FFI_BAD_ABI);
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0, &ffi_type_void,
+		arg_types) == FFI_OK);
+
+	cif.abi= 255;
+
+	CHECK(ffi_prep_closure(pcl, &cif, dummy_fn, NULL) == FFI_BAD_ABI);
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/err_bad_typedef.c b/libffi/testsuite/libffi.call/err_bad_typedef.c
new file mode 100644
index 0000000..97128c3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/err_bad_typedef.c
@@ -0,0 +1,35 @@
+/* Area:		ffi_prep_cif
+   Purpose:		Test error return for bad typedefs.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin 6/6/2007	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	ffi_type* arg_types[1];
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	arg_types[0] = NULL;
+
+	ffi_type	badType	= ffi_type_void;
+
+	badType.size = 0;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 0, &badType,
+		arg_types) == FFI_BAD_TYPEDEF);
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/huge_struct.c b/libffi/testsuite/libffi.call/huge_struct.c
new file mode 100644
index 0000000..3ec4875
--- /dev/null
+++ b/libffi/testsuite/libffi.call/huge_struct.c
@@ -0,0 +1,348 @@
+/*	Area:			ffi_call, closure_call
+	Purpose:		Check large structure returns.
+	Limitations:	none.
+	PR:				none.
+	Originator:		Blake Chaffin	6/18/2007
+*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+/* { dg-options -mlong-double-128 { target powerpc64*-*-* } } */
+
+#include <stdint.h>
+
+#include "ffitest.h"
+
+typedef	struct BigStruct{
+	uint8_t		a;
+	int8_t		b;
+	uint16_t	c;
+	int16_t		d;
+	uint32_t	e;
+	int32_t		f;
+	uint64_t	g;
+	int64_t		h;
+	float		i;
+	double		j;
+	long double	k;
+	char*		l;
+	uint8_t		m;
+	int8_t		n;
+	uint16_t	o;
+	int16_t		p;
+	uint32_t	q;
+	int32_t		r;
+	uint64_t	s;
+	int64_t		t;
+	float		u;
+	double		v;
+	long double	w;
+	char*		x;
+	uint8_t		y;
+	int8_t		z;
+	uint16_t	aa;
+	int16_t		bb;
+	uint32_t	cc;
+	int32_t		dd;
+	uint64_t	ee;
+	int64_t		ff;
+	float		gg;
+	double		hh;
+	long double	ii;
+	char*		jj;
+	uint8_t		kk;
+	int8_t		ll;
+	uint16_t	mm;
+	int16_t		nn;
+	uint32_t	oo;
+	int32_t		pp;
+	uint64_t	qq;
+	int64_t		rr;
+	float		ss;
+	double		tt;
+	long double	uu;
+	char*		vv;
+	uint8_t		ww;
+	int8_t		xx;
+} BigStruct;
+
+BigStruct
+test_large_fn(
+	uint8_t		ui8_1,
+	int8_t		si8_1,
+	uint16_t	ui16_1,
+	int16_t		si16_1,
+	uint32_t	ui32_1,
+	int32_t		si32_1,
+	uint64_t	ui64_1,
+	int64_t		si64_1,
+	float		f_1,
+	double		d_1,
+	long double	ld_1,
+	char*		p_1,
+	uint8_t		ui8_2,
+	int8_t		si8_2,
+	uint16_t	ui16_2,
+	int16_t		si16_2,
+	uint32_t	ui32_2,
+	int32_t		si32_2,
+	uint64_t	ui64_2,
+	int64_t		si64_2,
+	float		f_2,
+	double		d_2,
+	long double	ld_2,
+	char*		p_2,
+	uint8_t		ui8_3,
+	int8_t		si8_3,
+	uint16_t	ui16_3,
+	int16_t		si16_3,
+	uint32_t	ui32_3,
+	int32_t		si32_3,
+	uint64_t	ui64_3,
+	int64_t		si64_3,
+	float		f_3,
+	double		d_3,
+	long double	ld_3,
+	char*		p_3,
+	uint8_t		ui8_4,
+	int8_t		si8_4,
+	uint16_t	ui16_4,
+	int16_t		si16_4,
+	uint32_t	ui32_4,
+	int32_t		si32_4,
+	uint64_t	ui64_4,
+	int64_t		si64_4,
+	float		f_4,
+	double		d_4,
+	long double	ld_4,
+	char*		p_4,
+	uint8_t		ui8_5,
+	int8_t		si8_5)
+{
+	BigStruct	retVal	= {
+		ui8_1 + 1, si8_1 + 1, ui16_1 + 1, si16_1 + 1, ui32_1 + 1, si32_1 + 1,
+			ui64_1 + 1, si64_1 + 1, f_1 + 1, d_1 + 1, ld_1 + 1, (char*)((long)p_1 + 1), 
+		ui8_2 + 2, si8_2 + 2, ui16_2 + 2, si16_2 + 2, ui32_2 + 2, si32_2 + 2,
+			ui64_2 + 2, si64_2 + 2, f_2 + 2, d_2 + 2, ld_2 + 2, (char*)((long)p_2 + 2), 
+		ui8_3 + 3, si8_3 + 3, ui16_3 + 3, si16_3 + 3, ui32_3 + 3, si32_3 + 3,
+			ui64_3 + 3, si64_3 + 3, f_3 + 3, d_3 + 3, ld_3 + 3, (char*)((long)p_3 + 3), 
+		ui8_4 + 4, si8_4 + 4, ui16_4 + 4, si16_4 + 4, ui32_4 + 4, si32_4 + 4,
+			ui64_4 + 4, si64_4 + 4, f_4 + 4, d_4 + 4, ld_4 + 4, (char*)((long)p_4 + 4), 
+		ui8_5 + 5, si8_5 + 5};
+
+	printf("%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p %hhu %hhd: "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p %hhu %hhd\n",
+		ui8_1, si8_1, ui16_1, si16_1, ui32_1, si32_1, ui64_1, si64_1, f_1, d_1, ld_1, p_1,
+		ui8_2, si8_2, ui16_2, si16_2, ui32_2, si32_2, ui64_2, si64_2, f_2, d_2, ld_2, p_2,
+		ui8_3, si8_3, ui16_3, si16_3, ui32_3, si32_3, ui64_3, si64_3, f_3, d_3, ld_3, p_3,
+		ui8_4, si8_4, ui16_4, si16_4, ui32_4, si32_4, ui64_4, si64_4, f_4, d_4, ld_4, p_4, ui8_5, si8_5,
+		retVal.a, retVal.b, retVal.c, retVal.d, retVal.e, retVal.f,
+		retVal.g, retVal.h, retVal.i, retVal.j, retVal.k, retVal.l,
+		retVal.m, retVal.n, retVal.o, retVal.p, retVal.q, retVal.r,
+		retVal.s, retVal.t, retVal.u, retVal.v, retVal.w, retVal.x,
+		retVal.y, retVal.z, retVal.aa, retVal.bb, retVal.cc, retVal.dd,
+		retVal.ee, retVal.ff, retVal.gg, retVal.hh, retVal.ii, retVal.jj,
+		retVal.kk, retVal.ll, retVal.mm, retVal.nn, retVal.oo, retVal.pp,
+		retVal.qq, retVal.rr, retVal.ss, retVal.tt, retVal.uu, retVal.vv, retVal.ww, retVal.xx);
+
+	return	retVal;
+}
+
+static void
+cls_large_fn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	uint8_t		ui8_1	= *(uint8_t*)args[0];
+	int8_t		si8_1	= *(int8_t*)args[1];
+	uint16_t	ui16_1	= *(uint16_t*)args[2];
+	int16_t		si16_1	= *(int16_t*)args[3];
+	uint32_t	ui32_1	= *(uint32_t*)args[4];
+	int32_t		si32_1	= *(int32_t*)args[5];
+	uint64_t	ui64_1	= *(uint64_t*)args[6];
+	int64_t		si64_1	= *(int64_t*)args[7];
+	float		f_1		= *(float*)args[8];
+	double		d_1		= *(double*)args[9];
+	long double	ld_1	= *(long double*)args[10];
+	char*		p_1		= *(char**)args[11];
+	uint8_t		ui8_2	= *(uint8_t*)args[12];
+	int8_t		si8_2	= *(int8_t*)args[13];
+	uint16_t	ui16_2	= *(uint16_t*)args[14];
+	int16_t		si16_2	= *(int16_t*)args[15];
+	uint32_t	ui32_2	= *(uint32_t*)args[16];
+	int32_t		si32_2	= *(int32_t*)args[17];
+	uint64_t	ui64_2	= *(uint64_t*)args[18];
+	int64_t		si64_2	= *(int64_t*)args[19];
+	float		f_2		= *(float*)args[20];
+	double		d_2		= *(double*)args[21];
+	long double	ld_2	= *(long double*)args[22];
+	char*		p_2		= *(char**)args[23];
+	uint8_t		ui8_3	= *(uint8_t*)args[24];
+	int8_t		si8_3	= *(int8_t*)args[25];
+	uint16_t	ui16_3	= *(uint16_t*)args[26];
+	int16_t		si16_3	= *(int16_t*)args[27];
+	uint32_t	ui32_3	= *(uint32_t*)args[28];
+	int32_t		si32_3	= *(int32_t*)args[29];
+	uint64_t	ui64_3	= *(uint64_t*)args[30];
+	int64_t		si64_3	= *(int64_t*)args[31];
+	float		f_3		= *(float*)args[32];
+	double		d_3		= *(double*)args[33];
+	long double	ld_3	= *(long double*)args[34];
+	char*		p_3		= *(char**)args[35];
+	uint8_t		ui8_4	= *(uint8_t*)args[36];
+	int8_t		si8_4	= *(int8_t*)args[37];
+	uint16_t	ui16_4	= *(uint16_t*)args[38];
+	int16_t		si16_4	= *(int16_t*)args[39];
+	uint32_t	ui32_4	= *(uint32_t*)args[40];
+	int32_t		si32_4	= *(int32_t*)args[41];
+	uint64_t	ui64_4	= *(uint64_t*)args[42];
+	int64_t		si64_4	= *(int64_t*)args[43];
+	float		f_4		= *(float*)args[44];
+	double		d_4		= *(double*)args[45];
+	long double	ld_4	= *(long double*)args[46];
+	char*		p_4		= *(char**)args[47];
+	uint8_t		ui8_5	= *(uint8_t*)args[48];
+	int8_t		si8_5	= *(int8_t*)args[49];
+
+	*(BigStruct*)resp = test_large_fn(
+		ui8_1, si8_1, ui16_1, si16_1, ui32_1, si32_1, ui64_1, si64_1, f_1, d_1, ld_1, p_1,
+		ui8_2, si8_2, ui16_2, si16_2, ui32_2, si32_2, ui64_2, si64_2, f_2, d_2, ld_2, p_2,
+		ui8_3, si8_3, ui16_3, si16_3, ui32_3, si32_3, ui64_3, si64_3, f_3, d_3, ld_3, p_3,
+		ui8_4, si8_4, ui16_4, si16_4, ui32_4, si32_4, ui64_4, si64_4, f_4, d_4, ld_4, p_4,
+		ui8_5, si8_5);
+}
+
+int
+main(int argc, const char** argv)
+{
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+
+#ifdef USING_MMAP
+	pcl = allocate_mmap(sizeof(ffi_closure));
+#else
+	pcl = &cl;
+#endif
+
+	ffi_cif		cif;
+	ffi_type*	argTypes[51];
+	void*		argValues[51];
+
+	ffi_type	ret_struct_type;
+	ffi_type*	st_fields[51];
+	BigStruct	retVal	= {0};
+
+	ret_struct_type.size = 0;
+	ret_struct_type.alignment = 0;
+	ret_struct_type.type = FFI_TYPE_STRUCT;
+	ret_struct_type.elements = st_fields;
+
+	st_fields[0]	= st_fields[12]	= st_fields[24]	= st_fields[36]	= st_fields[48]	= &ffi_type_uint8;
+	st_fields[1]	= st_fields[13]	= st_fields[25]	= st_fields[37]	= st_fields[49]	= &ffi_type_sint8;
+	st_fields[2]	= st_fields[14]	= st_fields[26]	= st_fields[38]	= &ffi_type_uint16;
+	st_fields[3]	= st_fields[15]	= st_fields[27]	= st_fields[39]	= &ffi_type_sint16;
+	st_fields[4]	= st_fields[16]	= st_fields[28]	= st_fields[40]	= &ffi_type_uint32;
+	st_fields[5]	= st_fields[17]	= st_fields[29]	= st_fields[41]	= &ffi_type_sint32;
+	st_fields[6]	= st_fields[18]	= st_fields[30]	= st_fields[42]	= &ffi_type_uint64;
+	st_fields[7]	= st_fields[19]	= st_fields[31]	= st_fields[43]	= &ffi_type_sint64;
+	st_fields[8]	= st_fields[20]	= st_fields[32]	= st_fields[44]	= &ffi_type_float;
+	st_fields[9]	= st_fields[21]	= st_fields[33]	= st_fields[45]	= &ffi_type_double;
+	st_fields[10]	= st_fields[22]	= st_fields[34]	= st_fields[46]	= &ffi_type_longdouble;
+	st_fields[11]	= st_fields[23]	= st_fields[35]	= st_fields[47]	= &ffi_type_pointer;
+
+	st_fields[50] = NULL;
+
+	uint8_t		ui8		= 1;
+	int8_t		si8		= 2;
+	uint16_t	ui16	= 3;
+	int16_t		si16	= 4;
+	uint32_t	ui32	= 5;
+	int32_t		si32	= 6;
+	uint64_t	ui64	= 7;
+	int64_t		si64	= 8;
+	float		f		= 9;
+	double		d		= 10;
+	long double	ld		= 11;
+	char*		p		= (char*)0x12345678;
+
+	argTypes[0]		= argTypes[12]	= argTypes[24]	= argTypes[36]	= argTypes[48]	= &ffi_type_uint8;
+	argValues[0]	= argValues[12]	= argValues[24]	= argValues[36]	= argValues[48]	= &ui8;
+	argTypes[1]		= argTypes[13]	= argTypes[25]	= argTypes[37]	= argTypes[49]	= &ffi_type_sint8;
+	argValues[1]	= argValues[13]	= argValues[25]	= argValues[37]	= argValues[49]	= &si8;
+	argTypes[2]		= argTypes[14]	= argTypes[26]	= argTypes[38]	= &ffi_type_uint16;
+	argValues[2]	= argValues[14]	= argValues[26]	= argValues[38]	= &ui16;
+	argTypes[3]		= argTypes[15]	= argTypes[27]	= argTypes[39]	= &ffi_type_sint16;
+	argValues[3]	= argValues[15]	= argValues[27]	= argValues[39]	= &si16;
+	argTypes[4]		= argTypes[16]	= argTypes[28]	= argTypes[40]	= &ffi_type_uint32;
+	argValues[4]	= argValues[16]	= argValues[28]	= argValues[40]	= &ui32;
+	argTypes[5]		= argTypes[17]	= argTypes[29]	= argTypes[41]	= &ffi_type_sint32;
+	argValues[5]	= argValues[17]	= argValues[29]	= argValues[41]	= &si32;
+	argTypes[6]		= argTypes[18]	= argTypes[30]	= argTypes[42]	= &ffi_type_uint64;
+	argValues[6]	= argValues[18]	= argValues[30]	= argValues[42]	= &ui64;
+	argTypes[7]		= argTypes[19]	= argTypes[31]	= argTypes[43]	= &ffi_type_sint64;
+	argValues[7]	= argValues[19]	= argValues[31]	= argValues[43]	= &si64;
+	argTypes[8]		= argTypes[20]	= argTypes[32]	= argTypes[44]	= &ffi_type_float;
+	argValues[8]	= argValues[20]	= argValues[32]	= argValues[44]	= &f;
+	argTypes[9]		= argTypes[21]	= argTypes[33]	= argTypes[45]	= &ffi_type_double;
+	argValues[9]	= argValues[21]	= argValues[33]	= argValues[45]	= &d;
+	argTypes[10]	= argTypes[22]	= argTypes[34]	= argTypes[46]	= &ffi_type_longdouble;
+	argValues[10]	= argValues[22]	= argValues[34]	= argValues[46]	= &ld;
+	argTypes[11]	= argTypes[23]	= argTypes[35]	= argTypes[47]	= &ffi_type_pointer;
+	argValues[11]	= argValues[23]	= argValues[35]	= argValues[47]	= &p;
+
+	argTypes[50]	= NULL;
+	argValues[50]	= NULL;
+
+	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 50, &ret_struct_type, argTypes) == FFI_OK);
+
+	ffi_call(&cif, FFI_FN(test_large_fn), &retVal, argValues);
+	// { dg-output "1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2: 2 3 4 5 6 7 8 9 10 11 12 0x12345679 3 4 5 6 7 8 9 10 11 12 13 0x1234567a 4 5 6 7 8 9 10 11 12 13 14 0x1234567b 5 6 7 8 9 10 11 12 13 14 15 0x1234567c 6 7" }
+	printf("res: %hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p %hhu %hhd\n",
+		retVal.a, retVal.b, retVal.c, retVal.d, retVal.e, retVal.f,
+		retVal.g, retVal.h, retVal.i, retVal.j, retVal.k, retVal.l,
+		retVal.m, retVal.n, retVal.o, retVal.p, retVal.q, retVal.r,
+		retVal.s, retVal.t, retVal.u, retVal.v, retVal.w, retVal.x,
+		retVal.y, retVal.z, retVal.aa, retVal.bb, retVal.cc, retVal.dd,
+		retVal.ee, retVal.ff, retVal.gg, retVal.hh, retVal.ii, retVal.jj,
+		retVal.kk, retVal.ll, retVal.mm, retVal.nn, retVal.oo, retVal.pp,
+		retVal.qq, retVal.rr, retVal.ss, retVal.tt, retVal.uu, retVal.vv, retVal.ww, retVal.xx);
+	// { dg-output "\nres: 2 3 4 5 6 7 8 9 10 11 12 0x12345679 3 4 5 6 7 8 9 10 11 12 13 0x1234567a 4 5 6 7 8 9 10 11 12 13 14 0x1234567b 5 6 7 8 9 10 11 12 13 14 15 0x1234567c 6 7" }
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_large_fn, NULL) == FFI_OK);
+
+	retVal	= ((BigStruct(*)(
+		uint8_t, int8_t, uint16_t, int16_t, uint32_t, int32_t, uint64_t, int64_t, float, double, long double, char*,
+		uint8_t, int8_t, uint16_t, int16_t, uint32_t, int32_t, uint64_t, int64_t, float, double, long double, char*,
+		uint8_t, int8_t, uint16_t, int16_t, uint32_t, int32_t, uint64_t, int64_t, float, double, long double, char*,
+		uint8_t, int8_t, uint16_t, int16_t, uint32_t, int32_t, uint64_t, int64_t, float, double, long double, char*,
+		uint8_t, int8_t))(pcl))(
+		ui8, si8, ui16, si16, ui32, si32, ui64, si64, f, d, ld, p,
+		ui8, si8, ui16, si16, ui32, si32, ui64, si64, f, d, ld, p,
+		ui8, si8, ui16, si16, ui32, si32, ui64, si64, f, d, ld, p,
+		ui8, si8, ui16, si16, ui32, si32, ui64, si64, f, d, ld, p,
+		ui8, si8);
+	// { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2 3 4 5 6 7 8 9 10 11 0x12345678 1 2: 2 3 4 5 6 7 8 9 10 11 12 0x12345679 3 4 5 6 7 8 9 10 11 12 13 0x1234567a 4 5 6 7 8 9 10 11 12 13 14 0x1234567b 5 6 7 8 9 10 11 12 13 14 15 0x1234567c 6 7" }
+	printf("res: %hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p "
+		"%hhu %hhd %hu %hd %u %d %llu %lld %.0f %.0f %L.0f %p %hhu %hhd\n",
+		retVal.a, retVal.b, retVal.c, retVal.d, retVal.e, retVal.f,
+		retVal.g, retVal.h, retVal.i, retVal.j, retVal.k, retVal.l,
+		retVal.m, retVal.n, retVal.o, retVal.p, retVal.q, retVal.r,
+		retVal.s, retVal.t, retVal.u, retVal.v, retVal.w, retVal.x,
+		retVal.y, retVal.z, retVal.aa, retVal.bb, retVal.cc, retVal.dd,
+		retVal.ee, retVal.ff, retVal.gg, retVal.hh, retVal.ii, retVal.jj,
+		retVal.kk, retVal.ll, retVal.mm, retVal.nn, retVal.oo, retVal.pp,
+		retVal.qq, retVal.rr, retVal.ss, retVal.tt, retVal.uu, retVal.vv, retVal.ww, retVal.xx);
+	// { dg-output "\nres: 2 3 4 5 6 7 8 9 10 11 12 0x12345679 3 4 5 6 7 8 9 10 11 12 13 0x1234567a 4 5 6 7 8 9 10 11 12 13 14 0x1234567b 5 6 7 8 9 10 11 12 13 14 15 0x1234567c 6 7" }
+
+    return 0;
+}
diff --git a/libffi/testsuite/libffi.call/stret_large.c b/libffi/testsuite/libffi.call/stret_large.c
new file mode 100644
index 0000000..f8e04b8
--- /dev/null
+++ b/libffi/testsuite/libffi.call/stret_large.c
@@ -0,0 +1,153 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check structure returning 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:	Blake Chaffin	6/21/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+// 13 FPRs: 104 bytes
+// 14 FPRs: 112 bytes
+
+typedef struct struct_108byte {
+	double a;
+	double b;
+	double c;
+	double d;
+	double e;
+	double f;
+	double g;
+	double h;
+	double i;
+	double j;
+	double k;
+	double l;
+	double m;
+	int n;
+} struct_108byte;
+
+struct_108byte cls_struct_108byte_fn(
+	struct_108byte b0,
+	struct_108byte b1,
+	struct_108byte b2,
+	struct_108byte b3)
+{
+	struct_108byte	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;
+	result.i = b0.i + b1.i + b2.i + b3.i;
+	result.j = b0.j + b1.j + b2.j + b3.j;
+	result.k = b0.k + b1.k + b2.k + b3.k;
+	result.l = b0.l + b1.l + b2.l + b3.l;
+	result.m = b0.m + b1.m + b2.m + b3.m;
+	result.n = b0.n + b1.n + b2.n + b3.n;
+
+	printf("%g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", result.a, result.b, result.c,
+		result.d, result.e, result.f, result.g, result.h, result.i,
+		result.j, result.k, result.l, result.m, result.n);
+
+	return result;
+}
+
+static void
+cls_struct_108byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	struct_108byte	b0, b1, b2, b3;
+
+	b0 = *(struct_108byte*)(args[0]);
+	b1 = *(struct_108byte*)(args[1]);
+	b2 = *(struct_108byte*)(args[2]);
+	b3 = *(struct_108byte*)(args[3]);
+
+	*(struct_108byte*)resp = cls_struct_108byte_fn(b0, b1, b2, b3);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[5];
+	ffi_type* cls_struct_fields[15];
+	ffi_type cls_struct_type;
+	ffi_type* dbl_arg_types[5];
+
+#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_108byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 1.0, 2.0, 3.0, 7.0, 2.0, 7 };
+	struct_108byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0, 5.0, 7.0, 9.0, 1.0, 4 };
+	struct_108byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 8.0, 6.0, 1.0, 4.0, 0.0, 3 };
+	struct_108byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 9.0, 2.0, 6.0, 5.0, 3.0, 2 };
+	struct_108byte res_dbl;
+
+	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] = &ffi_type_double;
+	cls_struct_fields[9] = &ffi_type_double;
+	cls_struct_fields[10] = &ffi_type_double;
+	cls_struct_fields[11] = &ffi_type_double;
+	cls_struct_fields[12] = &ffi_type_double;
+	cls_struct_fields[13] = &ffi_type_sint32;
+	cls_struct_fields[14] = 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_108byte_fn), &res_dbl, args_dbl);
+	/* { dg-output "22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %d\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, res_dbl.i,
+		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_struct_108byte_gn, NULL) == FFI_OK);
+
+	res_dbl = ((struct_108byte(*)(struct_108byte, struct_108byte,
+		struct_108byte, struct_108byte))(pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+	/* { dg-output "\n22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %d\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, res_dbl.i,
+		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/stret_large2.c b/libffi/testsuite/libffi.call/stret_large2.c
new file mode 100644
index 0000000..6ad0151
--- /dev/null
+++ b/libffi/testsuite/libffi.call/stret_large2.c
@@ -0,0 +1,156 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check structure returning 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:	Blake Chaffin	6/21/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+// 13 FPRs: 104 bytes
+// 14 FPRs: 112 bytes
+
+typedef struct struct_116byte {
+	double a;
+	double b;
+	double c;
+	double d;
+	double e;
+	double f;
+	double g;
+	double h;
+	double i;
+	double j;
+	double k;
+	double l;
+	double m;
+	double n;
+	int o;
+} struct_116byte;
+
+struct_116byte cls_struct_116byte_fn(
+	struct_116byte b0,
+	struct_116byte b1,
+	struct_116byte b2,
+	struct_116byte b3)
+{
+	struct_116byte	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;
+	result.i = b0.i + b1.i + b2.i + b3.i;
+	result.j = b0.j + b1.j + b2.j + b3.j;
+	result.k = b0.k + b1.k + b2.k + b3.k;
+	result.l = b0.l + b1.l + b2.l + b3.l;
+	result.m = b0.m + b1.m + b2.m + b3.m;
+	result.n = b0.n + b1.n + b2.n + b3.n;
+	result.o = b0.o + b1.o + b2.o + b3.o;
+
+	printf("%g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", result.a, result.b, result.c,
+		result.d, result.e, result.f, result.g, result.h, result.i,
+		result.j, result.k, result.l, result.m, result.n, result.o);
+
+	return result;
+}
+
+static void
+cls_struct_116byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	struct_116byte	b0, b1, b2, b3;
+
+	b0 = *(struct_116byte*)(args[0]);
+	b1 = *(struct_116byte*)(args[1]);
+	b2 = *(struct_116byte*)(args[2]);
+	b3 = *(struct_116byte*)(args[3]);
+
+	*(struct_116byte*)resp = cls_struct_116byte_fn(b0, b1, b2, b3);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[5];
+	ffi_type* cls_struct_fields[16];
+	ffi_type cls_struct_type;
+	ffi_type* dbl_arg_types[5];
+
+#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_116byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 7 };
+	struct_116byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0, 5.0, 7.0, 9.0, 1.0, 6.0, 4 };
+	struct_116byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 8.0, 6.0, 1.0, 4.0, 0.0, 7.0, 3 };
+	struct_116byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 9.0, 2.0, 6.0, 5.0, 3.0, 8.0, 2 };
+	struct_116byte res_dbl;
+
+	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] = &ffi_type_double;
+	cls_struct_fields[9] = &ffi_type_double;
+	cls_struct_fields[10] = &ffi_type_double;
+	cls_struct_fields[11] = &ffi_type_double;
+	cls_struct_fields[12] = &ffi_type_double;
+	cls_struct_fields[13] = &ffi_type_double;
+	cls_struct_fields[14] = &ffi_type_sint32;
+	cls_struct_fields[15] = 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_116byte_fn), &res_dbl, args_dbl);
+	/* { dg-output "22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\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, res_dbl.i,
+		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n, res_dbl.o);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_struct_116byte_gn, NULL) == FFI_OK);
+
+	res_dbl = ((struct_116byte(*)(struct_116byte, struct_116byte,
+		struct_116byte, struct_116byte))(pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+	/* { dg-output "\n22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\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, res_dbl.i,
+		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n, res_dbl.o);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/stret_medium.c b/libffi/testsuite/libffi.call/stret_medium.c
new file mode 100644
index 0000000..fc0a5ef
--- /dev/null
+++ b/libffi/testsuite/libffi.call/stret_medium.c
@@ -0,0 +1,132 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check structure returning 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:	Blake Chaffin	6/21/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct struct_72byte {
+	double a;
+	double b;
+	double c;
+	double d;
+	double e;
+	double f;
+	double g;
+	double h;
+	double i;
+} struct_72byte;
+
+struct_72byte cls_struct_72byte_fn(
+	struct_72byte b0,
+	struct_72byte b1,
+	struct_72byte b2,
+	struct_72byte b3)
+{
+	struct_72byte	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;
+	result.i = b0.i + b1.i + b2.i + b3.i;
+
+	printf("%g %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, result.i);
+
+	return result;
+}
+
+static void
+cls_struct_72byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	struct_72byte	b0, b1, b2, b3;
+
+	b0 = *(struct_72byte*)(args[0]);
+	b1 = *(struct_72byte*)(args[1]);
+	b2 = *(struct_72byte*)(args[2]);
+	b3 = *(struct_72byte*)(args[3]);
+
+	*(struct_72byte*)resp = cls_struct_72byte_fn(b0, b1, b2, b3);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[5];
+	ffi_type* cls_struct_fields[10];
+	ffi_type cls_struct_type;
+	ffi_type* dbl_arg_types[5];
+
+#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_72byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 7.0 };
+	struct_72byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0 };
+	struct_72byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 3.0 };
+	struct_72byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 2.0 };
+	struct_72byte res_dbl;
+
+	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] = &ffi_type_double;
+	cls_struct_fields[9] = 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_72byte_fn), &res_dbl, args_dbl);
+	/* { dg-output "22 15 17 25 6 13 19 18 16" } */
+	printf("res: %g %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, res_dbl.i);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_struct_72byte_gn, NULL) == FFI_OK);
+
+	res_dbl = ((struct_72byte(*)(struct_72byte, struct_72byte,
+		struct_72byte, struct_72byte))(pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+	/* { dg-output "\n22 15 17 25 6 13 19 18 16" } */
+	printf("res: %g %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, res_dbl.i);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
+
+	exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/stret_medium2.c b/libffi/testsuite/libffi.call/stret_medium2.c
new file mode 100644
index 0000000..73cf826
--- /dev/null
+++ b/libffi/testsuite/libffi.call/stret_medium2.c
@@ -0,0 +1,132 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check structure returning 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:	Blake Chaffin	6/21/2007	*/
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct struct_72byte {
+	double a;
+	double b;
+	double c;
+	double d;
+	double e;
+	double f;
+	double g;
+	double h;
+	long long i;
+} struct_72byte;
+
+struct_72byte cls_struct_72byte_fn(
+	struct_72byte b0,
+	struct_72byte b1,
+	struct_72byte b2,
+	struct_72byte b3)
+{
+	struct_72byte	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;
+	result.i = b0.i + b1.i + b2.i + b3.i;
+
+	printf("%g %g %g %g %g %g %g %g %lld\n", result.a, result.b, result.c,
+		result.d, result.e, result.f, result.g, result.h, result.i);
+
+	return result;
+}
+
+static void
+cls_struct_72byte_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+	struct_72byte	b0, b1, b2, b3;
+
+	b0 = *(struct_72byte*)(args[0]);
+	b1 = *(struct_72byte*)(args[1]);
+	b2 = *(struct_72byte*)(args[2]);
+	b3 = *(struct_72byte*)(args[3]);
+
+	*(struct_72byte*)resp = cls_struct_72byte_fn(b0, b1, b2, b3);
+}
+
+int main (void)
+{
+	ffi_cif cif;
+#ifndef USING_MMAP
+	static ffi_closure cl;
+#endif
+	ffi_closure *pcl;
+	void* args_dbl[5];
+	ffi_type* cls_struct_fields[10];
+	ffi_type cls_struct_type;
+	ffi_type* dbl_arg_types[5];
+
+#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_72byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 7 };
+	struct_72byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4 };
+	struct_72byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 3 };
+	struct_72byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 2 };
+	struct_72byte res_dbl;
+
+	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] = &ffi_type_sint64;
+	cls_struct_fields[9] = 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_72byte_fn), &res_dbl, args_dbl);
+	/* { dg-output "22 15 17 25 6 13 19 18 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %lld\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, res_dbl.i);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
+
+	CHECK(ffi_prep_closure(pcl, &cif, cls_struct_72byte_gn, NULL) == FFI_OK);
+
+	res_dbl = ((struct_72byte(*)(struct_72byte, struct_72byte,
+		struct_72byte, struct_72byte))(pcl))(e_dbl, f_dbl, g_dbl, h_dbl);
+	/* { dg-output "\n22 15 17 25 6 13 19 18 16" } */
+	printf("res: %g %g %g %g %g %g %g %g %lld\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, res_dbl.i);
+	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
+
+	exit(0);
+}