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

1 files changed, 105 insertions, 0 deletions

diff --git a/testsuite/libffi.call/cls_longdouble.c b/testsuite/libffi.call/cls_longdouble.c
new file mode 100644
index 0000000..fcc91d4
--- /dev/null
+++ b/testsuite/libffi.call/cls_longdouble.c
@@ -0,0 +1,105 @@
+/* Area:		ffi_call, closure_call
+   Purpose:		Check long double arguments.
+   Limitations:	none.
+   PR:			none.
+   Originator:	Blake Chaffin	*/
+
+/* { 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"
+
+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 __UNUSED__, void* resp, 
+	       void** args, void* userdata __UNUSED__)
+{
+	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;
+        void* code;
+	ffi_closure*	pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
+	void*			args[9];
+	ffi_type*		arg_types[9];
+	long double		res	= 0;
+
+	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_loc(pcl, &cif, cls_ldouble_gn, NULL, code) == FFI_OK);
+
+	res = ((long double(*)(long double, long double, long double, long double,
+		long double, long double, long double, long double))(code))(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;
+}